1 2016-05-25 Nick Clifton <nickc@redhat.com>
3 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4 static interrupt handler is detected.
5 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
7 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
8 the low part of a symbolic pointer.
10 2016-05-25 Richard Biener <rguenther@suse.de>
12 PR tree-optimization/71261
13 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
14 interesting stmt instead of immediate uses when looking
15 for the use operand to replace.
17 2016-05-25 Martin Liska <mliska@suse.cz>
19 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
21 2016-05-25 Richard Biener <rguenther@suse.de>
23 PR tree-optimization/71264
24 * tree-vect-stmts.c (vect_init_vector): Properly deal with
27 2016-05-25 Martin Liska <mliska@suse.cz>
29 PR tree-optimization/71239
30 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
33 2016-05-25 Richard Biener <rguenther@suse.de>
35 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
36 * tree-if-conv.c (pass_data_if_conversion): Use it.
38 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
40 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
41 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
42 * varpool.c (varpool_node::get_availability): Likewise.
44 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
46 * config/rs6000/altivec.md (VNEG iterator): New iterator for
47 VNEGW/VNEGD instructions.
48 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
49 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
50 support for ISA 3.0 VNEGW/VNEGD instructions.
52 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
54 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
55 pointers inside OACC_DATA regions.
56 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
57 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
58 (gimplify_adjust_omp_clauses): Fix typo in comment.
60 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
62 * config/rs6000/altivec.md (VParity): New mode iterator for vector
63 parity built-in functions.
64 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
66 (p9v_parity<mode>2): Likewise.
67 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
69 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
70 (parity<mode>2): ISA 3.0 expander for vector parity.
71 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
73 (BU_P9_64BIT_MISC_0): Likewise.
74 (BU_P9_MISC_0): Likewise.
75 (BU_P9V_AV_1): Likewise.
76 (BU_P9V_AV_2): Likewise.
77 (BU_P9V_AV_3): Likewise.
78 (BU_P9V_AV_P): Likewise.
79 (BU_P9V_VSX_1): Likewise.
80 (BU_P9V_OVERLOAD_1): Likewise.
81 (BU_P9V_OVERLOAD_2): Likewise.
82 (BU_P9V_OVERLOAD_3): Likewise.
83 (VCTZB): Add vector count trailing zeros support.
87 (VPRTYBD): Add vector parity support.
90 (VCTZ): Add overloaded vector count trailing zeros support.
91 (VPRTYB): Add overloaded vector parity support.
92 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
93 overloaded vector count trailing zeros and parity instructions.
94 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
95 vector parity support.
96 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
97 trailing zeros support.
98 (vec_cntlz): Likewise.
99 (vec_vctzb): Likewise.
100 (vec_vctzd): Likewise.
101 (vec_vctzh): Likewise.
102 (vec_vctzw): Likewise.
103 (vec_vprtyb): Add ISA 3.0 vector parity support.
104 (vec_vprtybd): Likewise.
105 (vec_vprtybw): Likewise.
106 (vec_vprtybq): Likewise.
107 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
108 the ISA 3.0 vector count trailing zeros and vector parity built-in
111 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
113 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
114 when there is stmt_to_insert.
116 2016-05-24 Martin Sebor <msebor@redhat.com>
119 * gcc/tree.h (complete_or_array_type_p): New inline function.
121 2016-05-24 Jakub Jelinek <jakub@redhat.com>
123 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
124 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
125 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
127 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
128 Limit 1st alternative to noavx isa, split 2nd alternative into one
129 noavx and one avx alternative, use *x and Bm in the former and
130 x and m in the latter.
132 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
133 of sse4 for the first alternative, drop %v from the template
134 and d operand modifier. Split second alternative into one sse4_noavx
135 and one avx alternative, use *x instead of *v in the former and v
136 instead of *v in the latter.
137 (*sse4_1_extractps): Use noavx isa instead of * for the first
138 alternative, drop %v from the template. Split second alternative into
139 one noavx and one avx alternative, use *x instead of *v in the
140 former and v instead of *v in the latter.
141 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
142 with noavx and the last one with avx.
143 (sse4_1_phminposuw): Guard first alternative with noavx isa,
144 split the second one into one noavx and one avx alternative,
145 use *x and Bm in the former and x and m in the latter one.
146 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
149 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
150 first two alternatives to noavx, use *x instead of *v in the second
151 one, add avx alternative without *.
152 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
153 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
154 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
156 2016-05-24 Jeff Law <law@redhat.com>
158 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
159 New function, extracted from...
160 (fsm_find_control_statement_thread_paths): Here. Use the new function.
161 Allow simple copies and constant initializations in the SSA chain.
163 2016-05-24 Marek Polacek <polacek@redhat.com>
166 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
169 2016-05-24 Jakub Jelinek <jakub@redhat.com>
172 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
173 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
174 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
175 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
176 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
178 2016-05-24 Richard Biener <rguenther@suse.de>
180 PR tree-optimization/71240
181 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
184 2016-05-24 Richard Biener <rguenther@suse.de>
186 PR tree-optimization/71230
187 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
189 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
191 * tree-vectorizer.h (vectorizable_comparison): Delete.
192 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
194 * tree-vect-stmts.c (vectorizable_call): Likewise.
195 (vectorizable_simd_clone_call): Likewise.
196 (vectorizable_conversion): Likewise.
197 (vectorizable_assignment): Likewise.
198 (vectorizable_shift): Likewise.
199 (vectorizable_operation): Likewise.
200 (vectorizable_load): Likewise.
201 (vectorizable_condition): Likewise.
202 (vectorizable_store): Likewise. Assert that we don't have
204 (vectorizable_comparison): Make static. Remove redundant
206 (vect_transform_stmt): Assert that we always have an slp_node
209 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
211 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
212 operands[2] against 1 with comparison against CONST1_RTX.
213 (<shift>di3_neon): Likewise.
214 * config/arm/predicates.md (const0_operand): Replace with comparison
217 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
219 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
220 operands[2] against 1 with comparison against CONST1_RTX.
223 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
228 (define_split above *compareqi_eq0): Likewise.
229 (define_split above "prologue"): Likewise.
230 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
231 * config/arm/predicates.md (shift_operator): Likewise.
232 (shift_nomul_operator): Likewise.
233 (sat_shift_operator): Likewise.
234 (thumb1_cmp_operand): Likewise.
235 (const_neon_scalar_shift_amount_operand): Replace manual range
237 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
238 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
240 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
242 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
243 with HOST_WIDE_INT_1.
245 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
246 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
247 (arm_canonicalize_comparison): Likewise.
248 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
250 (thumb1_size_rtx_costs): Likewise.
251 (vfp_const_double_index): Replace cast of 1 to unsigned
252 HOST_WIDE_INT with HOST_WIDE_INT_1U.
253 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
255 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
256 HOST_WIDE_INT with HOST_WIDE_INT_1U.
257 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
258 HOST_WIDE_INT with HOST_WIDE_INT_1.
260 2016-05-24 Marek Polacek <polacek@redhat.com>
262 * tree-cfg.h (should_remove_lhs_p): New predicate.
263 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
264 * gimplify.c (gimplify_modify_expr): Likewise.
265 * tree-cfg.c (verify_gimple_call): Likewise.
266 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
267 * gimple-fold.c: Include "tree-cfg.h".
268 (gimple_fold_call): Use should_remove_lhs_p.
270 2016-05-24 Richard Biener <rguenther@suse.de>
272 PR tree-optimization/71253
273 * cfganal.h (control_dependences): Make robust against edge
275 (control_dependences::control_dependences): Remove edge_list argument.
276 (control_dependences::get_edge): Remove.
277 (control_dependences::get_edge_src): Add.
278 (control_dependences::get_edge_dest): Likewise.
279 (control_dependences::m_el): Make a vector of edge src/dest index.
280 * cfganal.c (control_dependences::find_control_dependence): Adjust.
281 (control_dependences::control_dependences): Likewise.
282 (control_dependences::~control_dependence): Likewise.
283 (control_dependences::get_edge): Remove.
284 (control_dependences::get_edge_src): Add.
285 (control_dependences::get_edge_dest): Likewise.
286 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
288 (perform_tree_ssa_dce): Adjust.
289 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
291 (pass_loop_distribution::execute): Adjust. Do loop destroying
292 conditional on changed.
294 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
297 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
298 return. Reindent transformation comment and mention the ARM state
301 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
304 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
305 after build_and_add_sum creates new use stmt.
307 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
309 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
310 load_lanes/grouped_load classification comes first. Don't check
311 whether the vectorization factor is a multiple of the group size
314 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
316 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
317 GROUP_GAP for single-element interleaving.
318 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
321 2016-05-24 Richard Biener <rguenther@suse.de>
325 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
326 bases which are accessed with non-invariant indices.
327 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
328 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
330 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
333 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
334 (add_to_ops_vec): Add stmt_to_insert.
335 (add_repeat_to_ops_vec): Init stmt_to_insert.
336 (insert_stmt_before_use): New.
337 (transform_add_to_multiply): Remove mult_stmt insertion and add it
339 (get_ops): Init stmt_to_insert.
340 (maybe_optimize_range_tests): Likewise.
341 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
342 (rewrite_expr_tree_parallel): Likewise.
343 (reassociate_bb): Likewise.
345 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
348 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
349 ISA 3.0 xxperm fusion alternative.
350 (altivec_vperm_v8hiv16qi): Likewise.
351 (altivec_vperm_<mode>_uns_internal): Likewise.
352 (vperm_v8hiv4si): Likewise.
353 (vperm_v16qiv8hi): Likewise.
355 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
356 Kelvin Nilsen <kelvin@gcc.gnu.org>
358 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
359 vpermr/xxpermr on ISA 3.0.
360 (altivec_expand_vec_perm_le): Likewise.
361 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
362 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
365 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/i386.h (IS_STACK_MODE): Enable for
368 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
369 SSE_FLOAT_MODE_P macros.
370 * config/i386/i386.c (ix86_preferred_reload_class): Use
371 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
372 Cleanup regclass processing for CONST_DOUBLE_P.
373 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
374 (ix86_rtx_costs): Remove redundant TARGET_80387 check
375 with IS_STACK_MODE macro.
376 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
378 (*movdf_internal): Use IS_STACK_MODE macro.
379 (*movsf_internal): Ditto.
381 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
383 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
384 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
386 2016-05-23 Jeff Law <law@redhat.com>
388 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
390 (fsm_find_control_statement_thread_paths): Call it.
392 2016-05-23 Martin Jambor <mjambor@suse.cz>
395 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
396 from_global_constant if t is not NULL.
398 2016-05-23 Marek Polacek <polacek@redhat.com>
401 * common.opt (Wswitch-unreachable): New option.
402 * doc/invoke.texi: Document -Wswitch-unreachable.
403 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
406 2016-05-23 Bin Cheng <bin.cheng@arm.com>
408 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
409 TMR_INDEX is non-NULL.
411 2016-05-23 Richard Biener <rguenther@suse.de>
413 PR tree-optimization/71230
414 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
415 (try_special_add_to_ops): ... here. Always test for single-use.
417 2016-05-23 Martin Jambor <mjambor@suse.cz>
419 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
420 default block if a PHI node in the original one would be resized.
422 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
424 PR tree-optimization/58135
425 * tree-vect-slp.c: When group size is not multiple
426 of vector size, allow splitting of store group at
429 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
431 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
433 2016-05-22 Jakub Jelinek <jakub@redhat.com>
435 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
436 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
437 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
440 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
441 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
442 v constraint instead of x and vinserti32x4 insn.
444 * config/i386/sse.md (i128vldq): New mode iterator.
445 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
446 avx512dq and avx512vl alternatives.
448 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
449 constraint, use maybe_evex prefix instead of vex.
450 (vec_dupv4sf): Use v constraint instead of x for output
451 operand except for noavx alternative, use Yv constraint
452 instead of x for input. Use maybe_evex prefix instead of vex.
453 (*vec_dupv4si): Likewise.
454 (*vec_dupv2di): Likewise.
456 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
459 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
460 (linearize_expr_tree): Call try_special_add_to_ops.
461 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
463 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
465 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
466 to computed stack_usage.
468 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
471 * config/avr/avr.md (define_expand "mov<mode>"): If the source
472 operand is subreg (symbol_ref) then move the symbol ref to register.
474 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
476 * tree.c (array_at_struct_end_p): Look through MEM_REF.
478 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
481 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
484 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
486 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
487 ranges by calling get_single_symbol and tidy up. Look more closely
488 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
490 2016-05-20 Jeff Law <law@redhat.com>
492 * bitmap.c (bitmap_find_bit): Remove useless test.
494 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
496 * function.c (thread_prologue_and_epilogue_insns): Commit the
497 insertion of the epilogue.
499 2016-05-20 Martin Jambor <mjambor@suse.cz>
501 PR tree-optimization/70884
502 * tree-sra.c (initialize_constant_pool_replacements): Do not check
503 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
504 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
505 of constant pool data as a reason for scalarization.
507 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
509 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
511 (thumb1_expand_prologue): Likewise.
513 2016-05-20 Nathan Sidwell <nathan@acm.org>
515 * config/nvptx/nptx.c (nvptx_option_override): Only set
516 flag_toplevel_reorder, if not explicitly specified. Set
517 flag_no_common, unless explicitly specified.
519 2016-05-20 David Malcolm <dmalcolm@redhat.com>
521 * calls.c (can_implement_as_sibling_call_p): Mark param
522 reg_parm_stack_space with ATTRIBUTE_UNUSED.
524 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
526 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
527 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
528 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
530 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
531 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
534 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
536 * config/nvptx/nvptx.md (sincossf3): New pattern.
538 2016-05-20 David Malcolm <dmalcolm@redhat.com>
540 * calls.c (maybe_complain_about_tail_call): New function.
541 (initialize_argument_information): Call
542 maybe_complain_about_tail_call when clearing *may_tailcall.
543 (can_implement_as_sibling_call_p): Call
544 maybe_complain_about_tail_call when returning false.
545 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
546 ensure try_tail_call is set. Call maybe_complain_about_tail_call
547 if tail-call optimization fails.
548 * cfgexpand.c (expand_call_stmt): Initialize
549 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
550 * gimple-pretty-print.c (dump_gimple_call): Dump
551 gimple_call_must_tail_p.
552 * gimple.c (gimple_build_call_from_tree): Call
553 gimple_call_set_must_tail with the value of
554 CALL_EXPR_MUST_TAIL_CALL.
555 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
556 (gimple_call_set_must_tail): New function.
557 (gimple_call_must_tail_p): New function.
558 * print-tree.c (print_node): Update printing of TREE_STATIC
559 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
560 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
561 trailing comment listing applicable flags.
562 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
564 2016-05-20 David Malcolm <dmalcolm@redhat.com>
566 * calls.c (expand_call): Move "Rest of purposes for tail call
567 optimizations to fail" to...
568 (can_implement_as_sibling_call_p): ...this new function, and
569 split into multiple "if" statements.
571 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
573 * cfgloop.h (expected_loop_iterations_unbounded,
574 expected_loop_iterations): Unconstify.
575 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
576 profile with known upper bound; return 3 when profile is absent.
577 (expected_loop_iterations): Update.
579 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
581 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
582 and get_max_loop_iterations_int.
584 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
586 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
587 realistic upper bounds here.
589 2016-05-20 Jakub Jelinek <jakub@redhat.com>
592 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
593 calls if the LHS is variable length or has addressable type.
594 If targets[0]->decl is a noreturn call with void return type and
595 zero arguments, adjust fntype and remove lhs in that case.
597 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
599 PR tree-optimization/71079
600 PR tree-optimization/71206
601 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
603 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
605 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
606 (get_vec_alignment_for_array_decl): Likewise.
607 (get_vec_alignment_for_record_decl): Likewise.
608 (increase_alignment::execute): Move code to find alignment to
609 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
610 (type_align_map): New hash_map.
612 2016-05-20 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/29756
615 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
616 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
617 * fold-const.c (operand_equal_p): Likewise.
618 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
619 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
620 * tree-inline.c (estimate_operator_cost): Likewise.
621 * tree-pretty-print.c (dump_generic_node): Likewise.
622 * tree-ssa-operands.c (get_expr_operands): Likewise.
623 * cfgexpand.c (expand_debug_expr): Likewise.
624 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
625 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
626 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
627 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
628 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
629 (execute_update_addresses_taken): Do it.
631 2016-05-20 Richard Biener <rguenther@suse.de>
633 PR tree-optimization/71185
634 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
637 2016-05-20 Richard Biener <rguenther@suse.de>
639 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
640 gimple_seq_add_seq_without_update.
641 (release_bb_predicate): Assert we have no operands to free.
642 (if_convertible_loop_p_1): Calculate post dominators later.
643 Do not free BB predicates here.
644 (combine_blocks): Do not recompute BB predicates.
645 (version_loop_for_if_conversion): Save BB predicates around
648 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
650 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
651 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
652 code. Ignore sibcalls on EDGE_IGNORE edges.
653 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
654 on edges for sibcalls that run without prologue. The rest of the
655 function is combined from...
656 (fix_fake_fallthrough_edge): ... this, and ...
657 (try_shrink_wrapping): ... a part of this. Remove the bb_with
658 function argument, make it a local variable.
660 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
662 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
663 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
664 for 32-bit mode and SEH for 64-bit.
665 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
666 TARGET_64BIT_DEFAULT.
668 2016-05-19 Ryan Burn <contact@rnburn.com>
670 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
671 * gengtype.c (open_base_files): Add cilk.h to ifiles.
673 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
675 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
676 force pending loads from memory.
678 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
680 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
681 (UNSPEC_DARN_32): New unspec constant.
682 (UNSPEC_DARN_RAW): New unspec constant.
683 (darn_32): New instruction.
684 (darn_raw): New instruction.
685 (darn): New instruction.
686 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
687 support and documentation for this macro.
688 (BU_P9_MISC_1): New macro definition.
689 (BU_P9_64BIT_MISC_0): New macro definition.
690 (BU_P9_MISC_0): New macro definition.
691 (darn_32): New builtin definition.
692 (darn_raw): New builtin definition.
693 (darn): New builtin definition.
694 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
695 RS6000_BUILTIN_0 directives to surround each occurrence of
696 #include "rs6000-builtin.def".
697 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
698 RS6000_BTM_64BIT flags to the returned mask, depending on
700 (def_builtin): Correct an error in the assignments made to the
701 debugging variable attr_string.
702 (rs6000_expand_builtin): Add support for no-operand built-in
704 (builtin_function_type): Remove fatal_error assertion that is no
706 (rs6000_common_init_builtins): Add support for no-operand built-in
708 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
710 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
712 (RS6000_BTM_64BIT): New macro definition.
713 * doc/extend.texi: Document __builtin_darn (void),
714 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
717 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
719 * tree-vect-loop.c (vect_analyze_loop_2): Use also
720 max_loop_iterations_int.
722 2016-05-19 Marek Polacek <polacek@redhat.com>
724 PR tree-optimization/71031
725 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
726 condition and adjust the code a bit.
728 2016-05-19 Martin Liska <mliska@suse.cz>
730 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
731 auto_vec instead of vec.
733 2016-05-19 Martin Liska <mliska@suse.cz>
735 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
737 2016-05-19 Martin Liska <mliska@suse.cz>
739 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
741 2016-05-19 Martin Liska <mliska@suse.cz>
743 * ipa-pure-const.c (set_function_state): Remove an existing
745 (remove_node_data): Do not free it as it's released
746 in set_function_state.
748 2016-05-19 Martin Liska <mliska@suse.cz>
750 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
753 2016-05-19 Martin Liska <mliska@suse.cz>
755 * omp-simd-clone.c (simd_clone_adjust): Release vector.
757 2016-05-19 Martin Liska <mliska@suse.cz>
759 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
760 an auto_vec instead of re-creating it.
762 2016-05-19 Martin Liska <mliska@suse.cz>
764 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
765 auto_vec instead of vec.
767 2016-05-19 Martin Liska <mliska@suse.cz>
769 * lto-section-in.c (lto_get_section_data): Call
770 lto_check_version with additional argument.
771 * lto-streamer.c (lto_check_version): Add new argument.
772 * lto-streamer.h (lto_check_version): Likewise.
774 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
776 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
777 Don't add cost of inner memory when handling sign-extended loads.
779 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
781 PR rtl-optimization/71148
782 * cse.c (cse_main): Free dominance info.
783 (rest_of_handle_cse): Don't free dominance info.
784 (rest_of_handle_cse2): Likewise.
785 (rest_of_handle_cse_after_global_opts): Likewise.
787 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
790 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
791 NULL_TREE early if NEON is not available. Remove now redundant check
792 in ARM_CHECK_BUILTIN_MODE.
794 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
797 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
798 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
799 * doc/cpp.texi: Document new macros.
801 2016-05-19 Bin Cheng <bin.cheng@arm.com>
803 PR tree-optimization/69848
804 * tree-vect-loop.c (vectorizable_reduction): Don't factor
805 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
807 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
809 * function.c (thread_prologue_and_epilogue_insn): Move the
810 "goto epilogue_done" one block later.
812 2016-05-19 Richard Biener <rguenther@suse.de>
814 PR tree-optimization/70729
815 * passes.def: Move LIM pass before PRE. Remove no longer
816 required copyprop and move first DCE out of the loop pipeline.
818 2016-05-18 David Malcolm <dmalcolm@redhat.com>
821 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
822 (OBJS-libcommon-target): ...here.
823 * opts-common.c: Include spellcheck.h.
824 (cmdline_handle_error): Build a vec of valid options and use it
825 to suggest provide hints for misspelled arguments.
827 2016-05-18 Jakub Jelinek <jakub@redhat.com>
830 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
831 lhs if it has TREE_ADDRESSABLE type.
833 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
836 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
837 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
839 2016-05-18 Martin Jambor <mjambor@suse.cz>
842 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
843 input for NOP_EXPR pass-through functions.
844 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
845 aggregate global constant VAR_DECLs in constant jump functions.
847 2016-05-18 Martin Jambor <mjambor@suse.cz>
850 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
851 from TREE_READONLY parameters.
853 2016-05-18 Martin Jambor <mjambor@suse.cz>
856 * cgraph.h (cgraph_indirect_call_info): New field
857 guaranteed_unmodified.
858 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
859 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
861 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
862 pass the parameter value to ipa_find_agg_cst_for_param.
863 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
864 guaranteed_unmodified, store AA results there instead of bailing out
866 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
867 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
868 (find_constructor_constant_at_offset): New function.
869 (ipa_find_agg_cst_from_init): Likewise.
870 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
871 static initializers of contants, report back through a new paameter
872 from_global_constant if that was the case.
873 (try_make_edge_direct_simple_call): Also pass parameter value to
874 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
876 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
877 (ipa_read_indirect_edge_info): Likewise.
878 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
879 (ipa_load_from_parm_agg): Likewise.
881 2016-05-18 Jiong Wang <jiong.wang@arm.com>
883 PR rtl-optimization/71150
884 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
887 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
890 * config/rs6000/constraints.md (wE constraint): New constraint
891 for a vector constant that can be loaded with XXSPLTIB.
892 (wM constraint): New constraint for a vector constant of a 1's.
893 (wS constraint): New constraint for a vector constant that can be
894 loaded with XXSPLTIB and a vector sign extend instruction.
895 * config/rs6000/predicates.md (xxspltib_constant_split): New
896 predicates for wE/wS constraints.
897 (xxspltib_constant_nosplit): Likewise.
898 (easy_vector_constant): Add support for constants that can be
900 (all_ones_constant): New predicate for vector constant with all
902 (splat_input_operand): Add support for ISA 3.0 word splat operations.
903 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
904 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
905 instruction and possibly with a sign extension.
906 (output_vec_const_move): Add support for XXSPLTIB. If we are
907 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
908 instead of XXLXOR/XXLORC.
909 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
911 (rs6000_legitimize_reload_address): Likewise.
912 (rs6000_output_move_128bit): Use output_vec_const_move to emit
914 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
915 combine VSX_M and VSX_M2 into one iterator.
917 (VSINT_84): New iterators for loading constants with XXSPLTIB.
918 (VSINT_842): Likewise.
919 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
920 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
921 XXSPLTIB instruction.
922 (xxspltib_<mode>_nosplit): Likewise.
923 (xxspltib_<mode>_split): New insn to load up constants with
924 XXSPLTIB and a sign extend instruction.
925 (vsx_mov<mode>): Replace single move that handled all vector types
926 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
927 moves (when -mvsx-timode is in effect) into the main vector
928 moves. Eliminate separate moves for <VSr> <VSa>, where the
929 preferred register class (<VSr>) is listed first, and the
930 secondary register class (<VSa>) is listed second with a '?' to
931 discourage use. Prefer loading 0/-1 in any VSX register for ISA
932 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
933 that if the register was involved in a slow operation, the
934 clear/set operation does not wait for the slow operation to
935 finish. Adjust the length attributes for 32-bit mode. Use
936 rs6000_output_move_128bit and drop the use of the string
937 instructions for 32-bit movti when -mvsx-timode is in effect. Use
938 spacing so that the alternatives and attributes don't generate
939 long lines, and put things in columns, so that it is easier to
940 match up the operands and attributes with the insn alternatives.
941 (vsx_mov<mode>_64bit): Likewise.
942 (vsx_mov<mode>_32bit): Likewise.
943 (vsx_movti_64bit): Fold movti into normal vector moves.
944 (vsx_movti_32bit): Likewise.
945 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
947 (vsx_splat_v4si_internal): Likewise.
948 (vsx_splat_v4sf_internal): Likewise.
949 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
950 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
951 extend vector elements.
952 (vsx_sign_extend_hi_<mode>): Likewise.
953 (vsx_sign_extend_si_v2di): Likewise.
954 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
956 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
957 constraints. Add trailing period to wL documentation.
959 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
962 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
963 * tree-dfa.c (replace_abnormal_ssa_names): New function.
964 * tree-call-cdce.c: Include tree-dfa.h.
965 (can_guard_call_p): New function, extracted from...
966 (can_use_internal_fn): ...here.
967 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
969 (shrink_wrap_one_built_in_call): Likewise.
970 (use_internal_fn): Likewise.
971 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
972 and return void. Call replace_abnormal_ssa_names.
973 (pass_call_cdce::execute): Check can_guard_call_p during the
974 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
975 will always change something.
977 2016-05-18 Martin Jambor <mjambor@suse.cz>
980 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
981 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
983 2016-05-18 Martin Jambor <mjambor@suse.cz>
986 * ipa-inline.h (condition): New field size.
987 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
988 for comaprison and store it into the new condition.
989 (evaluate_conditions_for_known_args): Use condition size to check
990 access sizes for all but CHANGED conditions.
991 (unmodified_parm_1): New parameter size_p, store access size into it.
992 (unmodified_parm): Likewise.
993 (unmodified_parm_or_parm_agg_item): Likewise.
994 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
995 (set_cond_stmt_execution_predicate): Extract access sizes and store
997 (set_switch_stmt_execution_predicate): Likewise.
998 (will_be_nonconstant_expr_predicate): Likewise.
999 (will_be_nonconstant_predicate): Likewise.
1000 (inline_read_section): Stream condition size.
1001 (inline_write_summary): Likewise.
1003 2016-05-18 Richard Biener <rguenther@suse.de>
1005 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1006 condition cost to PHI cost instead of total_cost.
1008 2016-05-18 Martin Liska <mliska@suse.cz>
1011 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1014 2016-05-18 Richard Biener <rguenther@suse.de>
1016 * lto-streamer.h (LTO_major_version): Bump to 6.
1018 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1020 * function.c (make_split_prologue_seq, make_prologue_seq,
1021 make_epilogue_seq): New functions, factored out from...
1022 (thread_prologue_and_epilogue_insns): Here.
1024 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1026 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1027 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1028 of before. Add a comment.
1030 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1032 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1033 expression pointer, not pointer to the pointer.
1035 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1037 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1038 (avx2_pbroadcast<mode>): Add another alternative with v instead
1039 of x constraints in it, using <pbroadcast_evex_isa> isa.
1040 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1042 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1043 constraint x instead of v in second alternative, add avx512bw
1046 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1047 constraint x instead of v in second alternative, add avx512bw
1050 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1051 constraint x instead of v in second alternative, add avx512bw
1054 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1055 avx512bw alternative.
1057 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1059 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1061 (define_insn "*andnottf3"): Ditto.
1062 (define_insn "*<code><mode>3"/any_logic): Ditto.
1063 (define_insn "*<code>tf3"/any_logic): Ditto.
1064 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1065 operand to block AVX-512VL insn variant emit when it is not enabled.
1067 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1069 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1070 constraint fot SF mode.
1072 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1073 Kirill Yukhin <kirill.yukhin@intel.com>
1075 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1077 (define_insn "rsqrt14<mode>"): Ditto.
1078 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1079 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1080 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1081 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1082 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1084 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1085 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1086 * config/i386/i386.c (ix86_print_operand): Expand check for size
1087 override codes for Intel syntax.
1089 2016-05-18 Richard Biener <rguenther@suse.de>
1091 PR tree-optimization/71168
1092 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1093 initialization earlier.
1095 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1097 * config/aarch64/aarch64-simd.md
1098 (aarch64_reduc_plus_internal<mode>): Rename to...
1099 (reduc_plus_scal): ...This, and remove previous implementation.
1101 2016-05-18 Richard Biener <rguenther@suse.de>
1103 * passes.def: Put late dse and cd_dce in canonical order.
1105 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1107 * ipa-inline-transform.c (preserve_function_body_p): Look for
1108 first non-thunk clone.
1109 (save_function_body): Save into first non-thunk.
1110 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1112 (lto_output_node): Inline thunks don't need body in every
1114 * lto-streamer-in.c: Do not fixup thunk clones.
1115 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1117 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1120 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1123 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1124 (reassociate_bb): Call transform_add_to_multiply.
1126 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1128 * config/aarch64/aarch64.c (all_extensions): Removed unused
1131 2016-05-17 Nathan Sidwell <nathan@acm.org>
1133 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1134 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1136 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1138 PR tree-optimization/54579
1140 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1142 2016-05-17 Marek Polacek <polacek@redhat.com>
1145 * tree-inline.c (expand_call_inline): Call
1146 maybe_remove_unused_call_args.
1148 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1150 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1151 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1152 * doc/md.texi (fmin@var{m}3): Likewise.
1154 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1156 * match.pd (X & C): New transformation.
1158 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1160 * match.pd (~X & Y): New transformation.
1162 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1164 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1165 information for new SSA_NAME.
1166 (simplify_conversion_using_ranges): Get range through get_range_info
1167 instead of get_value_range.
1169 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1171 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1172 Remove inline assembly.
1173 (vmvn_s16): Likewise.
1174 (vmvn_s32): Likewise.
1175 (vmvn_u8): Likewise.
1176 (vmvn_u16): Likewise.
1177 (vmvn_u32): Likewise.
1178 (vmvnq_s8): Likewise.
1179 (vmvnq_s16): Likewise.
1180 (vmvnq_s32): Likewise.
1181 (vmvnq_u8): Likewise.
1182 (vmvnq_u16): Likewise.
1183 (vmvnq_u32): Likewise.
1184 (vmvn_p8): Likewise.
1185 (vmvnq_p16): Likewise.
1187 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1189 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1191 (vmul_n_s16): Likewise.
1192 (vmul_n_s32): Likewise.
1193 (vmul_n_u16): Likewise.
1194 (vmul_n_u32): Likewise.
1195 (vmulq_n_f32): Likewise.
1196 (vmulq_n_f64): Likewise.
1197 (vmulq_n_s16): Likewise.
1198 (vmulq_n_s32): Likewise.
1199 (vmulq_n_u16): Likewise.
1200 (vmulq_n_u32): Likewise.
1202 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1204 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1205 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1207 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1209 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1210 to *aarch64_fma4_elt_from_dup<mode>.
1211 (*aarch64_fnma4_elt_to_128df): Rename to
1212 *aarch64_fnma4_elt_from_dup<mode>.
1213 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1214 (vfms_n_f32): Likewise.
1215 (vfms_n_f64): Likewise.
1216 (vfmsq_n_f32): Likewise.
1217 (vfmsq_n_f64): Likewise.
1219 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1221 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1223 2016-05-17 Richard Biener <rguenther@suse.de>
1225 PR tree-optimization/71132
1226 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1227 Only add control dependences for blocks in the loop.
1228 (build_rdg): Adjust.
1229 (generate_code_for_partition): Return whether loop should
1230 be destroyed and delay that.
1231 (distribute_loop): Likewise.
1232 (pass_loop_distribution::execute): Record loops to be destroyed
1233 and perform delayed destroying of loops.
1235 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1238 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1240 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1242 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1244 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1247 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1248 insertion point for instructions generated by validize_mem.
1250 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1252 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1255 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1257 * config/aarch64/aarch64.c
1258 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1259 rather than a macro.
1261 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1263 * doc/invoke.texi (AArch64 Options): Various updates.
1265 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1267 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1268 into instrumentation thunks.
1269 * cif-code.def (CIF_CHKP): New.
1271 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1273 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1275 2016-05-16 Martin Jambor <mjambor@suse.cz>
1277 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1278 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1280 2016-05-16 Marek Polacek <polacek@redhat.com>
1282 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1285 2016-05-16 Martin Jambor <mjambor@suse.cz>
1288 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1289 the outlined kernel function.
1291 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1293 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1294 (ISA_HAS_DLSA): Ditto.
1296 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1298 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1300 2016-05-16 Nathan Sidwell <nathan@acm.org>
1302 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1303 (nvptx_name_replacement): Restore. Add comment.
1304 (write_fn_proto, write_fn_proto_from_insn,
1305 nvptx_output_call_insn): Restore
1306 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1308 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1310 * config/aarch64/aarch64.md
1311 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1312 (add<mode>3_compareC_imm): Likewise.
1313 (<optab>si3_uxtw): Split into register and immediate variants.
1314 (andsi3_compare0_uxtw): Likewise.
1315 (and<mode>3_compare0): Likewise.
1316 (and<mode>3nr_compare0): Likewise.
1317 (stack_protect_test_<mode>): Don't use %x for memory operands.
1319 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1321 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1323 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1325 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1326 Split integer shifts into shift_reg and bfm.
1327 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1328 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1329 (ror<mode>3_insn): Likewise.
1330 (<optab>si3_insn_uxtw): Likewise.
1331 (<optab><mode>3_insn): Change to rotate_imm.
1332 (extr<mode>5_insn_alt): Likewise.
1333 (extrsi5_insn_uxtw): Likewise.
1334 (extrsi5_insn_uxtw_alt): Likewise.
1336 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1338 * doc/tm.texi: Regenerate.
1339 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1340 (TARGET_INVALID_RETURN_TYPE): Remove.
1341 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1342 TARGET_INVALID_RETURN_TYPE.
1343 * target.def (invalid_parameter_type): Remove.
1344 (invalid_return_type): Remove.
1346 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1348 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1349 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1351 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1353 (preserve_function_body_p): No need to preserve function body
1354 * cif-codes.def (CIF_THUNK): Remove.
1355 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1357 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1359 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1361 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1363 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1366 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1368 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1369 (inline_small_functions): Do not look for function symbol when
1372 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1374 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1377 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1378 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1379 Jiong Wang <jiong.wang@arm.com>
1381 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1382 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1383 Define __ARM_FP16_ARGS when appropriate.
1384 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1386 (arm_invalid_return_type): Likewise.
1387 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1388 (TARGET_INVALID_RETURN_TYPE): Remove.
1389 (aapcs_vfp_sub_candidate): Allow HFmode.
1390 (aapcs_vfp_allocate): Add comment. Support HFmode.
1391 (aapcs_vfp_allocate_return_reg): Likewise.
1392 (struct aapcs_cp_arg_layout): Slightly reword comments for
1393 is_return_candidate and allocate_return_reg.
1394 (output_mov_vfp): Update assert.
1395 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1397 (arm_invalid_parameter_type): Remove.
1398 (amr_invalid_return_type): Remove.
1399 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1400 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1401 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1403 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1405 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1406 * config/aarch64/arch64-protos.h
1407 (aarch64_legitimize_reload_address): Remove.
1408 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1411 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1413 * configure.ac: Add ACX_NONCANONICAL_HOST.
1414 * configure: Regenerate.
1415 * Makefile.in: Set host_noncanonical.
1417 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1420 * config/i386/i386.md (*movtf_internal): Before register allocation,
1421 do not allow FP constants for CM_MEDIUM memory model, allow only
1422 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1423 (*movxf_internal): Ditto.
1424 (*movdf_internal): Ditto.
1425 (*movsf_internal): Ditto.
1427 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1429 PR rtl-optimization/67483
1430 * combine.c (make_compound_operation): Don't call extract_left_shift
1431 with negative shift amounts.
1433 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1436 * fold-const.c (fold_checksum_tree): Allow modification
1437 of TYPE_ALIAS_SET during folding.
1439 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1440 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1441 (ix86_split_to_parts): Likewise. Fix up formatting.
1443 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1445 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1446 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1449 2016-05-13 Nathan Sidwell <nathan@acm.org>
1451 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1452 (nvptx_name_replacement): Delete.
1453 (write_fn_proto, write_fn_proto_from_insn,
1454 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1455 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1456 * langhooks.c (add_builtin_funcction_common): Call
1457 targetm.mangle_decl_assembler_name.
1459 * config/nvptx/nvptx.c (write_fn_proto): Handle
1460 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1462 2016-05-13 Martin Liska <mliska@suse.cz>
1464 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1465 and PRIu64 in printf format.
1467 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1469 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1472 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1474 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1475 Change --param max-completely-peeled-times to
1476 --param max-completely-peel-times in dump file printing.
1478 2016-05-13 Richard Biener <rguenther@suse.de>
1480 PR tree-optimization/42587
1481 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1482 (find_bswap_or_nop_1): Likewise.
1483 (bswap_replace): Likewise.
1485 2016-05-13 Martin Liska <mliska@suse.cz>
1487 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1488 Initialize a variable with default value.
1490 2016-05-13 Martin Liska <mliska@suse.cz>
1492 * doc/invoke.texi: Enhance explanation of error recovery
1495 2016-05-13 Martin Liska <mliska@suse.cz>
1497 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1498 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1499 (iv_inv_expr_ent *).
1500 (struct iv_inv_expr_ent): Comment struct fields.
1501 (sort_iv_inv_expr_ent): New function.
1502 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1503 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1504 a hash_map between iv_inv_expr_ent and number of usages.
1505 (niter_for_exit): Fix coding style.
1506 (tree_ssa_iv_optimize_init): Use renamed variable.
1507 (determine_base_object): Fix coding style.
1508 (alloc_iv): Likewise.
1509 (find_interesting_uses_outside): Likewise.
1510 (add_candidate_1): Likewise.
1511 (add_standard_iv_candidates): Likewise.
1512 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1513 (prepare_decl_rtl): Fix coding style.
1514 (get_address_cost): Likewise.
1515 (get_shiftadd_cost): Likewise.
1516 (force_expr_to_var_cost): Likewise.
1517 (compare_aff_trees): Likewise.
1518 (get_expr_id): Restructure the function.
1519 (get_loop_invariant_expr_id): Renamed to
1520 get_loop_invariant_expr.
1521 (get_computation_cost_at): Replace usage of inv_expr_id with
1523 (get_computation_cost): Likewise.
1524 (determine_group_iv_cost_generic): Likewise.
1525 (determine_group_iv_cost_address): Likewise.
1526 (iv_period): Fix coding style.
1527 (iv_elimination_compare_lt): Likewise.
1528 (may_eliminate_iv): Likewise.
1529 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1531 (determine_group_iv_costs): Dump invariant expressions.
1532 (iv_ca_recount_cost): Use the newly added hash_map.
1533 (iv_ca_set_remove_invariants): Fix coding style.
1534 (iv_ca_set_add_invariants): Fix coding style.
1535 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1537 (iv_ca_set_cp): Likewise.
1538 (iv_ca_new): Initialize the newly added hash_map and remove
1539 initialization of fields.
1540 (iv_ca_free): Delete the hash_map.
1541 (iv_ca_dump): Dump invariant expressions.
1542 (iv_ca_extend): Fix coding style.
1543 (try_add_cand_for): Likewise.
1544 (create_new_ivs): Dump information about # of avg iterations and
1545 # of used invariant expressions.
1546 (rewrite_use_compare): Fix coding style.
1547 (free_loop_data): Set default value for max_inv_expr_id.
1549 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1551 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1552 returned value cse_cfg_altered computation.
1553 (rest_of_handle_cse2): Likewise.
1554 (rest_of_handle_cse_after_global_opts): Likewise.
1556 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1559 * config/arm/arm.c (arm32_output_mi_thunk): New.
1560 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1561 to split Thumb1 vs TARGET_32BIT functionality.
1562 (arm_thumb1_mi_thunk): New.
1564 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1566 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1569 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1572 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1574 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1576 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1577 (expand_builtin_trap): Emit a regular call.
1578 (set_builtin_user_assembler_name): Remove obsolete cases.
1579 * dse.c (scan_insn): Adjust.
1580 * except.c: Include calls.h.
1581 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1582 emit a regular call to setjmp.
1583 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1584 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1585 (emit_block_move_via_libcall): Delete.
1586 (block_move_fn): Delete.
1587 (init_block_move_fn): Likewise.
1588 (emit_block_move_libcall_fn): Likewise.
1589 (emit_block_op_via_libcall): New function.
1590 (set_storage_via_libcall): Tidy up and use memset builtin.
1591 (block_clear_fn): Delete.
1592 (init_block_clear_fn): Likewise.
1593 (clear_storage_libcall_fn): Likewise.
1594 (expand_assignment): Call emit_block_move_via_libcall.
1595 Do not include gt-expr.h.
1596 * expr.h (emit_block_op_via_libcall): Declare.
1597 (emit_block_copy_via_libcall): New inline function.
1598 (emit_block_move_via_libcall): Likewise.
1599 (emit_block_comp_via_libcall): Likewise.
1600 (block_clear_fn): Delete.
1601 (init_block_move_fn): Likewise.
1602 (init_block_clear_fn): Likewise.
1603 (emit_block_move_via_libcall): Likewise.
1604 (set_storage_via_libcall): Add default parameter value.
1605 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1606 (abort_libfunc): Delete.
1607 (memcpy_libfunc): Likewise.
1608 (memmove_libfunc): Likewise.
1609 (memcmp_libfunc): Likewise.
1610 (memset_libfunc): Likewise.
1611 (setbits_libfunc): Likewise.
1612 (setjmp_libfunc): Likewise.
1613 (longjmp_libfunc): Likewise.
1614 (profile_function_entry_libfunc): Likewise.
1615 (profile_function_exit_libfunc): Likewise.
1616 (gcov_flush_libfunc): Likewise.
1617 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1618 and DECL_VISIBILITY on the declaration.
1619 (init_optabs): Do not initialize obsolete libfuncs.
1620 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1621 * tree-core.h (ECF_RET1): Define.
1622 (ECF_TM_PURE): Adjust.
1623 (ECF_TM_BUILTIN): Likewise.
1624 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1625 (build_common_builtin_nodes): Initialize abort builtin.
1626 Add ECF_RET1 on memcpy, memmove and memset builtins.
1627 Pass final flags for alloca and alloca_with_align builtins.
1628 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1630 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1631 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1632 set_storage_via_libcall and call emit_block_copy_via_libcall.
1634 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1637 DImode before it is passed to ix86_output_call_operand.
1638 (*call_value_got_x32): Ditto for operand 1.
1640 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1642 PR rtl-optimization/70904
1643 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1644 reload for wide mode.
1646 2016-05-12 Marek Polacek <polacek@redhat.com>
1649 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1650 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1651 * langhooks.h (incomplete_type_error): Likewise.
1652 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1653 parameter, pass it down to incomplete_type_error.
1654 * tree.h (size_in_bytes): New inline overload.
1655 (size_in_bytes_loc): Renamed from size_in_bytes.
1657 2016-05-12 Richard Biener <rguenther@suse.de>
1659 PR tree-optimization/71059
1660 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1661 nary before looking up or entering the expression into the VN
1663 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1664 Make sure to re-use NARYs without result as inserted by
1667 2016-05-12 Richard Biener <rguenther@suse.de>
1669 PR tree-optimization/71062
1670 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1672 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1673 vars_contains_restrict if the var is a restrict tag.
1674 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1675 do not disambiguate pointers against it.
1676 (dump_points_to_solution): Re-structure and adjust for new
1677 vars_contains_restrict flag.
1678 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1680 2016-05-12 Martin Liska <mliska@suse.cz>
1682 * doc/invoke.texi: Explain connection between
1683 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1685 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1687 PR tree-optimization/71006
1688 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1689 consider COND_EXPR as a mask producer.
1691 2016-05-12 Marek Polacek <polacek@redhat.com>
1694 * opts.c (common_handle_option): Detect missing argument for --help^.
1696 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1699 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1700 when popping the PC and within an interrupt handler routine.
1701 Add missing tab to output of "ldmfd".
1702 (output_return_instruction): Output LDMFD with SP update rather
1703 than POP when returning from interrupt handler.
1705 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1707 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1708 TARGET_64BIT && TARGET_AVX512DQ.
1709 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1710 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1711 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1712 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1713 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1714 (*vec_extractv4si_zext): Add avx512dq alternative.
1715 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1716 use v instead of x constraint in other alternatives where possible.
1718 * config/i386/sse.md (sse2_loadld): Use v instead of x
1719 constraint in alternatives 0,1,4.
1721 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1722 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1723 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1726 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1727 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1728 is not emitted unless TARGET_AVX512BW.
1729 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1730 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1731 for the result operand.
1733 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1734 constraint instead of x in avx alternatives. Use maybe_evex instead
1737 * config/i386/constraints.md (Yv): New constraint.
1738 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1739 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1740 * config/i386/i386.md (avx512fvecmode): New mode attr.
1741 (*pushtf): Use v constraint instead of x.
1742 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1743 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1744 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1745 (*absnegtf2_sse): Likewise.
1746 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1747 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1748 avx512f alternatives.
1749 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1751 2016-05-12 Richard Biener <rguenther@suse.de>
1753 PR tree-optimization/71060
1754 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1755 require exact match of DR_BASE_OBJECT but only matching address and
1758 2016-05-12 Richard Biener <rguenther@suse.de>
1760 PR tree-optimization/70986
1761 * cfganal.c: Include cfgloop.h.
1762 (dfs_find_deadend): Prefer to take edges exiting loops.
1764 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1766 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1767 compile and run time.
1769 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1772 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1774 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1776 * config/i386/i386.c (legitimize_pic_address): Use
1777 copy_to_suggested_reg instead of gen_movsi.
1779 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1781 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1782 the code into quad_address_p and call it to share code with
1783 vsx_quad_dform_memory_operand.
1784 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1786 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1787 bit instead of being a separate word. Split -mpower9-dform into
1788 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1789 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1790 for the register class supporting 128-bit quad word memory offsets.
1791 (mode_supports_vsx_dform_quad): Helper function to return if the
1792 register class uses quad word memory offsets.
1793 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1794 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1795 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1796 instructions are enabled, set up the appropriate addr_masks for
1798 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1799 -mpower9-dform-scalar, instead of -mpower9-dform.
1800 (rs6000_option_override_internal): Split -mpower9-dform into two
1801 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1802 -mpower9-dform switch sets or clears both. If we are not using
1803 the LRA register allocator, do not enable -mpower9-dform-vector by
1804 default. If we are using LRA, enable -mpower9-dform-vector and
1805 -mvsx-timode if it is appropriate. Issue a warning if either
1806 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1808 (quad_address_offset_p): New helper function to return if the
1809 offset is legal for quad word memory instructions.
1810 (quad_address_p): New function to determin if GPR or vector
1811 register quad word memory addresses are legal.
1812 (mem_operand_gpr): Validate quad word address offsets.
1813 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1814 d-form (register + offset) instructions.
1815 (offsettable_ok_by_alignment): Likewise.
1816 (rs6000_legitimate_offset_address_p): Likewise.
1817 (legitimate_lo_sum_address_p): Likewise.
1818 (rs6000_legitimize_address): Likewise.
1819 (rs6000_legitimize_reload_address): Add more debug statements for
1821 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1822 d-form instructions.
1823 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1824 d-form instructions. Distinguish different cases in debug
1825 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1826 d-form instructions.
1827 (rs6000_preferred_reload_class): Likewise.
1828 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1829 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1830 of the ISA 2.06 indexed memory instructions.
1831 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1832 use them to save/restore the saved vector registers instead of
1833 using Altivec instructions.
1834 (rs6000_emit_epilogue): Likewise.
1835 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1836 (rs6000_opt_masks): Split -mpower9-dform into
1837 -mpower9-dform-scalar and -mpower9-dform-vector.
1838 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1840 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1841 ISA 3.0 vector indexed memory instructions, and fold the code into
1842 the normal mov<mode> patterns.
1843 (p9_vecstore_<mode>): Likewise.
1844 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1846 (vsx_movti_64bit): Likewise.
1847 (vsx_movti_32bit): Likewise.
1848 * config/rs6000/constraints.md (wO constraint): New constraint for
1849 ISA 3.0 vector d-form support.
1850 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1851 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1852 include -mpower9-dform-vector until we switch over to LRA.
1853 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1854 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1855 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1856 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1857 for -mpower9-dform and -mlra.
1858 * doc/md.texi (wO constraint): Document wO constraint.
1860 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1862 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1863 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1864 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1865 Move handling of non-insn arguments inline into the sole user:
1866 (output_trans_func): ...here.
1867 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1868 in emitted function prototype.
1869 (output_internal_insn_latency_func): Ditto. Simplify.
1870 (output_internal_maximal_insn_latency_func): Ditto. Delete
1871 always-unused argument.
1872 (output_insn_latency_func): Ditto.
1873 (output_maximal_insn_latency_func): Ditto.
1875 2016-05-11 Richard Biener <rguenther@suse.de>
1877 PR tree-optimization/71055
1878 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1879 sth with precision not equal to access size verify we don't chop
1882 2016-05-11 Richard Biener <rguenther@suse.de>
1885 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1886 (dwarf2out_finish): Move retry_incomplete_types call ...
1887 (dwarf2out_early_finish): ... here.
1889 2016-05-11 Richard Biener <rguenther@suse.de>
1892 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1893 if the langhook insists on it.
1894 * fold-const.c (make_bit_field_ref): Add arg for the original
1895 reference and preserve its alias-set.
1896 (decode_field_reference): Take exp by reference and adjust it
1897 to the original memory reference.
1898 (optimize_bit_field_compare): Adjust callers.
1899 (fold_truth_andor_1): Likewise.
1900 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1902 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1905 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1906 * cfgrtl.c (delete_insn_and_edges): Likewise.
1907 * config/i386/i386.c (convert_scalars_to_vector): Remove
1909 * cse.c (cse_insn): Compute cse_cfg_altered.
1910 (delete_trivially_dead_insns): Likewise.
1911 (cse_cc_succs): Likewise.
1912 (rest_of_handle_cse): Free dominance info if required.
1913 (rest_of_handle_cse2): Likewise.
1914 (rest_of_handle_cse_after_global_opts): Likewise.
1916 2016-05-11 Alan Modra <amodra@gmail.com>
1918 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1919 abi_v4_pass_in_fpr): New functions.
1920 (rs6000_function_arg_boundary): Exclude complex IBM long double
1921 from 64-bit alignment when ABI_V4.
1922 (rs6000_function_arg, rs6000_function_arg_advance_1,
1923 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1925 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1927 PR rtl-optimization/71028
1928 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1929 jump with just a return in the fallthrough block if the branch
1930 block contains just a return as well.
1932 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1934 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1935 * match.pd ((X & Y) ^ Y): ... this.
1936 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1937 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1939 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1941 * read-md.c (require_char_ws): New function.
1942 (read_string): Simplify using require_char_ws.
1943 (handle_constants): Likewise.
1944 (handle_enum): Likewise.
1945 (handle_file): Likewise.
1946 * read-md.h (require_char_ws): New declaration.
1947 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1948 (read_mapping): Likewise.
1949 (read_rtx_code): Likewise.
1950 (read_nested_rtx): Likewise.
1952 2016-05-10 James Norris <jnorris@codesourcery.com>
1954 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1955 if offloading is enabled and -fopenacc or -fopenmp is specified.
1956 (CRTOFFLOADEND): Likewise.
1957 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1958 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1960 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1962 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1963 gotoff_operand code paths. Use copy_to_suggested_regs and
1964 expand_simple_binop where appropriate. Cleanup.
1966 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1969 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1971 (dimode_scalar_chain::vector_const_cost): New.
1972 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1973 (dimode_scalar_chain::convert_op): Likewise.
1974 (dimode_scalar_chain::convert_insn): Likewise.
1976 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1978 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1979 unary operation, not a binary one.
1981 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1984 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1985 calls with type casted fndecl.
1987 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1989 PR tree-optimization/70786
1990 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1991 * calls.c (initialize_argument_information): Bind bounds
1992 with corresponding args passed by reference.
1994 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1997 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1998 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1999 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2002 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2005 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2006 code for a zero scale factor.
2007 (vsx_xvcvdpuxds_scale): Likewise.
2009 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2011 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2012 if show_ruler_p was set on the context.
2013 (layout::show_ruler): New method.
2014 * diagnostic.h (struct diagnostic_context): Add field
2017 2016-05-10 Richard Biener <rguenther@suse.de>
2019 PR tree-optimization/71039
2020 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2021 (chk_uses): New function.
2022 (propagate_with_phi): Verify we can safely replicate the lhs of an
2023 aggregate assignment on all incoming edges.
2025 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2027 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2029 (rx_atomic_sequence): New class.
2030 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2031 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2033 (rx_atomic_sequence::rx_atomic_sequence,
2034 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2035 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2036 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2037 CTRLREG_INTB): New constants.
2038 (FETCHOP): New code iterator.
2039 (fethcop_name, fetchop_name2): New iterator code attributes.
2040 (QIHI): New mode iterator.
2041 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2042 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2043 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2045 2016-05-10 Martin Liska <mliska@suse.cz>
2047 * tree-inline.c (remap_dependence_clique): Do not remap
2048 debugging statements.
2050 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2052 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2053 ("*fixuns_truncdfdi2_z13")
2054 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2055 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2056 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2058 2016-05-10 Richard Biener <rguenther@suse.de>
2060 PR tree-optimization/70497
2061 PR tree-optimization/28367
2062 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2064 (visit_reference_op_load): ... here.
2065 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2066 with simplified BIT_FIELD_REFs.
2067 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2068 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2071 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2073 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2074 documentation comment. For BLOCK nodes, add a
2075 DW_AT_abstract_origin attribute that points to the DIE generated
2076 for the origin BLOCK.
2077 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2078 blocks from inlined functions.
2080 2016-05-10 Alan Modra <amodra@gmail.com>
2083 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2084 regrename modifying insns saving lr before __morestack call.
2085 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2086 insns restoring lr after __morestack call.
2088 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2090 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2091 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2093 * config/i386/sse.md (vec_interleave_high<mode>,
2094 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2095 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2097 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2099 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2100 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2101 parallel reassociation for power8 and forward.
2103 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2105 * config/i386/i386.md (absneg splitters with general regs): Use
2106 general_reg_operand predicate.
2107 (btsq peephole2): Use x86_64_immediate_operand to check if new
2108 value is suitable for immediate operand. Generate emitted insn
2109 using RTL expressions.
2110 (btcq peephole2): Ditto.
2111 (btrq peephole2): Ditto. Generate correct immediate operand
2114 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2116 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2119 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2121 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2122 pointer dereference.
2124 2016-05-09 Richard Biener <rguenther@suse.de>
2126 PR tree-optimization/70985
2127 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2128 op0 isn't a gimple register.
2130 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2132 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2133 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2134 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2135 (i6400_fpu_mult): New cpu units.
2136 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2137 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2138 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2139 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2140 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2141 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2142 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2143 (i6400_msa_long_float4, i6400_msa_long_float5)
2144 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2145 (i6400_msa_fdiv_sf): New reservations.
2146 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2147 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2148 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2149 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2150 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2151 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2152 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2153 (msa_short_store4, msa_long_load, msa_short_store)
2154 (msa_long_logic, msa_long_float2, msa_long_float4)
2155 (msa_long_float5, msa_long_float8, msa_long_mult)
2156 (msa_long_fdiv, msa_long_div): New reservations.
2158 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2159 Sameera Deshpande <sameera.deshpande@imgtec.com>
2160 Matthew Fortune <matthew.fortune@imgtec.com>
2161 Graham Stott <graham.stott@imgtec.com>
2162 Chao-ying Fu <chao-ying.fu@imgtec.com>
2164 * config.gcc: Add MSA header file for mips*-*-* target.
2165 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2166 (Ubv8i, Urv8): New constraints.
2167 * config/mips/mips-ftypes.def: Add function types for MSA
2169 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2170 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2171 * config/mips/mips-msa.md: New file.
2172 * config/mips/mips-protos.h
2173 (mips_split_128bit_const_insns): New prototype.
2174 (mips_msa_idiv_insns): Likewise.
2175 (mips_split_128bit_move): Likewise.
2176 (mips_split_128bit_move_p): Likewise.
2177 (mips_split_msa_copy_d): Likewise.
2178 (mips_split_msa_insert_d): Likewise.
2179 (mips_split_msa_fill_d): Likewise.
2180 (mips_expand_msa_branch): Likewise.
2181 (mips_const_vector_same_val_p): Likewise.
2182 (mips_const_vector_same_bytes_p): Likewise.
2183 (mips_const_vector_same_int_p): Likewise.
2184 (mips_const_vector_shuffle_set_p): Likewise.
2185 (mips_const_vector_bitimm_set_p): Likewise.
2186 (mips_const_vector_bitimm_clr_p): Likewise.
2187 (mips_msa_vec_parallel_const_half): Likewise.
2188 (mips_msa_output_division): Likewise.
2189 (mips_ldst_scaled_shift): Likewise.
2190 (mips_expand_vec_cond_expr): Likewise.
2191 * config/mips/mips.c (enum mips_builtin_type): Add
2192 MIPS_BUILTIN_MSA_TEST_BRANCH.
2193 (mips_gen_const_int_vector_shuffle): New prototype.
2194 (mips_const_vector_bitimm_set_p): New function.
2195 (mips_const_vector_bitimm_clr_p): Likewise.
2196 (mips_const_vector_same_val_p): Likewise.
2197 (mips_const_vector_same_bytes_p): Likewise.
2198 (mips_const_vector_same_int_p): Likewise.
2199 (mips_const_vector_shuffle_set_p): Likewise.
2200 (mips_symbol_insns): Forbid loading symbols via immediate for
2202 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2204 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2206 (mips_lx_address_p): Add support load indexed address for MSA.
2207 (mips_address_insns): Add calculation of instructions needed for
2208 stores and loads for MSA.
2209 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2210 CONST_VECTOR for MSA and let it fall through.
2211 (mips_ldst_scaled_shift): New function.
2212 (mips_subword_at_byte): Likewise.
2213 (mips_msa_idiv_insns): Likewise.
2214 (mips_legitimize_move): Validate MSA moves.
2215 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2216 calculation of costs for MSA division.
2217 (mips_split_move_p): Check if MSA moves need splitting.
2218 (mips_split_move): Split MSA moves if necessary.
2219 (mips_split_128bit_move_p): New function.
2220 (mips_split_128bit_move): Likewise.
2221 (mips_split_msa_copy_d): Likewise.
2222 (mips_split_msa_insert_d): Likewise.
2223 (mips_split_msa_fill_d): Likewise.
2224 (mips_output_move): Handle MSA moves.
2225 (mips_expand_msa_branch): New function.
2226 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2227 Reinstate 'y' modifier.
2228 (mips_file_start): Add MSA .gnu_attribute.
2229 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2231 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2232 (mips_class_max_nregs): Add register size for MSA supported mode.
2233 (mips_cannot_change_mode_class): Allow conversion between MSA
2234 vector modes and TImode.
2235 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2237 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2238 (mips_preferred_simd_mode): Add preffered modes for MSA.
2239 (mips_vector_mode_supported_p): Add MSA supported modes.
2240 (mips_autovectorize_vector_sizes): New function.
2241 (mips_msa_output_division): Likewise.
2242 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2243 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2244 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2245 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2246 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2247 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2248 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2249 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2250 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2251 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2252 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2253 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2254 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2255 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2256 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2257 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2258 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2259 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2260 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2261 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2262 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2263 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2264 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2265 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2266 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2267 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2268 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2269 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2270 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2271 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2272 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2273 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2274 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2275 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2276 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2277 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2278 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2279 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2280 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2281 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2282 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2283 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2284 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2285 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2286 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2287 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2288 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2289 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2290 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2291 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2292 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2293 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2294 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2295 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2296 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2297 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2298 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2299 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2300 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2301 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2302 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2303 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2304 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2305 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2306 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2307 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2308 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2309 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2310 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2311 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2312 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2313 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2314 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2315 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2316 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2317 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2318 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2319 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2320 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2321 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2322 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2323 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2324 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2325 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2326 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2327 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2328 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2329 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2330 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2331 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2332 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2333 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2334 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2335 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2336 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2337 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2338 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2339 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2340 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2341 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2342 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2343 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2344 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2345 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2346 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2347 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2348 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2349 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2350 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2351 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2352 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2353 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2354 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2355 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2356 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2357 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2358 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2359 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2360 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2361 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2362 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2363 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2364 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2365 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2366 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2367 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2368 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2369 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2370 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2371 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2372 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2373 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2374 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2375 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2376 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2377 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2378 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2379 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2380 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2381 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2382 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2383 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2384 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2385 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2386 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2387 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2388 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2389 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2390 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2391 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2392 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2394 (mips_get_builtin_decl_index): New array.
2395 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2396 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2397 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2398 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2399 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2401 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2403 (mips_expand_builtin_insn): Prepare operands for
2404 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2405 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2406 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2407 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2408 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2409 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2410 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2411 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2412 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2413 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2414 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2415 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2416 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2417 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2418 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2419 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2420 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2421 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2422 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2423 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2424 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2425 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2426 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2427 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2428 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2429 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2430 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2431 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2432 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2433 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2434 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2435 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2436 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2437 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2438 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2439 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2440 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2441 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2442 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2443 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2444 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2445 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2446 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2447 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2448 These are set implicitly and an error is reported if overridden.
2449 (mips_expand_builtin_msa_test_branch): New function.
2450 (mips_expand_msa_shuffle): Likewise.
2451 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2452 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2453 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2454 (mips_expand_vec_unpack): Add support for MSA.
2455 (mips_expand_vector_init): Likewise.
2456 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2457 instead of const0_rtx.
2458 (mips_msa_vec_parallel_const_half): New function.
2459 (mips_gen_const_int_vector): Likewise.
2460 (mips_gen_const_int_vector_shuffle): Likewise.
2461 (mips_expand_msa_cmp): Likewise.
2462 (mips_expand_vec_cond_expr): Likewise.
2463 * config/mips/mips.h
2464 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2465 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2467 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2468 (ISA_HAS_MSA): New macro.
2469 (UNITS_PER_MSA_REG): Likewise.
2470 (BITS_PER_MSA_REG): Likewise.
2471 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2472 (MSA_REG_FIRST): New macro.
2473 (MSA_REG_LAST): Likewise.
2474 (MSA_REG_NUM): Likewise.
2475 (MSA_REG_P): Likewise.
2476 (MSA_REG_RTX_P): Likewise.
2477 (MSA_SUPPORTED_MODE_P): Likewise.
2478 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2479 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2480 * config/mips/mips.md: Include mips-msa.md.
2481 (alu_type): Add simd_add.
2482 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2483 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2484 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2485 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2486 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2487 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2488 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2489 simd_move, simd_load, simd_store. Choose "multi" for moves
2491 (qword_mode): New attribute.
2492 (insn_count): Add instruction count for quad moves.
2493 Increase the count for MIPS SIMD division.
2494 (UNITMODE): Add UNITMODEs for vector types.
2495 (addsub): New code iterator.
2496 * config/mips/mips.opt (mmsa): New option.
2497 * config/mips/msa.h: New file.
2498 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2500 * config/mips/mti-linux.h: Likewise.
2501 * config/mips/predicates.md
2502 (const_msa_branch_operand): New constraint.
2503 (const_uimm3_operand): Likewise.
2504 (const_uimm4_operand): Likewise.
2505 (const_uimm5_operand): Likewise.
2506 (const_uimm8_operand): Likewise.
2507 (const_imm5_operand): Likewise.
2508 (aq10b_operand): Likewise.
2509 (aq10h_operand): Likewise.
2510 (aq10w_operand): Likewise.
2511 (aq10d_operand): Likewise.
2512 (const_m1_operand): Likewise.
2513 (reg_or_m1_operand): Likewise.
2514 (const_exp_2_operand): Likewise.
2515 (const_exp_4_operand): Likewise.
2516 (const_exp_8_operand): Likewise.
2517 (const_exp_16_operand): Likewise.
2518 (const_vector_same_val_operand): Likewise.
2519 (const_vector_same_simm5_operand): Likewise.
2520 (const_vector_same_uimm5_operand): Likewise.
2521 (const_vector_same_uimm6_operand): Likewise.
2522 (const_vector_same_uimm8_operand): Likewise.
2523 (par_const_vector_shf_set_operand): Likewise.
2524 (reg_or_vector_same_val_operand): Likewise.
2525 (reg_or_vector_same_simm5_operand): Likewise.
2526 (reg_or_vector_same_uimm6_operand): Likewise.
2527 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2529 * doc/invoke.texi (-mmsa): Document new option.
2531 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2533 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2534 * configure: Regenerate.
2535 * config.in: Regenerate.
2536 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2538 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2539 (ENDFILE_VTV_SPEC): Define.
2541 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2543 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2544 registers in all interrupt handlers if necessary.
2545 (rl78_option_override): Add warning.
2546 (MUST_SAVE_MDUC_REGISTERS): New macro.
2547 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2548 * config/rl78/rl78.c (check_mduc_usage): New function.
2549 (mduc_regs): New structure to hold MDUC register data.
2550 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2551 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2552 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2553 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2554 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2555 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2557 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2559 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2560 (tree-ssa-loop-niter.h): Ditto.
2561 (idx_within_array_bound, ref_within_array_bound): New functions.
2562 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2563 Factor out check on writable base object to ...
2564 (base_object_writable): ... here.
2566 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2568 * config/arm/arm.md (probe_stack): Add modes to set source
2571 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2573 * regrename.c (base_reg_class_for_rename): New static function.
2574 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2576 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2578 * cgraph.c (thunk_adjust): Export.
2579 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2580 * cgraphunit.c (thunk_adjust): Export.
2581 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2583 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2585 * tree-inline.c (expand_call_inline): Expand thunks inline.
2587 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2590 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2591 (*sse2_vd_cvtss2sd): Ditto.
2592 * config/i386/i386.md
2593 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2594 Generate *sse2_vd_cvtsd2ss pattern.
2595 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2596 Generate *sse2_vd_cvtss2sd pattern.
2598 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2600 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2601 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2604 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2606 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2607 * config/sh/sh.c: Define and declare variables on first use throughout
2609 (current_function_interrupt): Change to bool type.
2610 (frame_insn): Rename to emit_frame_insn and update users.
2611 (push_regs): Use bool for 'interrupt_handler' argument.
2612 (save_schedule_s): Remove.
2613 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2614 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2615 targetm.asm_out.unaligned_op.di.
2616 (gen_far_branch): Remove redundant forward declaration.
2617 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2618 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2619 (sh_set_return_address, sh_function_ok_for_sibcall,
2620 scavenge_reg): Update comments.
2621 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2622 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2623 (sh_attr_renesas_p): Remove unnecessary parentheses.
2624 (branch_dest): Simplify.
2625 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2626 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2627 (CUMULATIVE_ARGS): Change macro to typedef.
2628 (current_function_interrupt): Change to bool type.
2629 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2630 Surround with __cplusplus ifdef.
2631 (sh_compare_op0, sh_compare_op1): Remove.
2632 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2634 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2636 * config/arm/arm.md: (arch): Add neon.
2637 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2638 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2639 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2640 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2641 attributes for alt renumbering. Mark alt 3 as non-predicable.
2642 (thumb2_movdf_vfp): Likewise.
2644 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2646 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2647 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2648 (*andqi_1): Add preferred_for_speed attribute to disparage
2649 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2650 (*<code>qi_1): Ditto.
2651 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2652 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2653 (*ashlqi3_1): Ditto.
2654 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2655 Add preferred_for_size attribute to disparage alternative 0 and
2656 preferred_for_speed attribute to disparage alternative 1 for
2657 TARGET_PARTIAL_REG_STALL targets.
2659 2016-05-07 Tom de Vries <tom@codesourcery.com>
2661 PR tree-optimization/70956
2662 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2665 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2667 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2668 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2669 * config/sh/sh.md (branch_zero): Remove define_attr.
2670 (define_delay): Disable delay slot if branch distance is one insn.
2672 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2674 * config/i386/i386.md (LEAMODE): New mode attribute.
2675 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2676 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2677 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2678 operand 2 predicate.
2679 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2680 (*lea<mode>_general_3): Ditto.
2681 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2683 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2685 * genmddump.c (main): Convert argv from char ** to const char **.
2687 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2689 * coretypes.h (OVERRIDE): New macro.
2692 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2694 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2695 allow coalescing if the types are compatible.
2697 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2699 * pass_manager.h (pass_manager::register_pass_name): New method.
2700 (pass_manager::get_pass_by_name): New method.
2701 (pass_manager::create_pass_tab): New method.
2702 (pass_manager::m_name_to_pass_map): New field.
2703 * passes.c (name_to_pass_map): Delete global in favor of field
2704 "m_name_to_pass_map" of pass_manager.
2705 (register_pass_name): Rename from a function to...
2706 (pass_manager::register_pass_name): ...this method, updating
2707 for renaming of global "name_to_pass_map" to field
2708 "m_name_to_pass_map".
2709 (create_pass_tab): Rename from a function to...
2710 (pass_manager::create_pass_tab): ...this method, updating
2711 for renaming of global "name_to_pass_map" to field.
2712 (get_pass_by_name): Rename from a function to...
2713 (pass_manager::get_pass_by_name): ...this method.
2714 (enable_disable_pass): Convert use of get_pass_by_name to
2715 a method call, locating the pass_manager singleton.
2717 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2719 * genattr-common.c (main): Convert argv from char ** to const char **.
2720 * genattr.c (main): Likewise.
2721 * genattrtab.c (main): Likewise.
2722 * genautomata.c (initiate_automaton_gen): Likewise.
2724 * gencodes.c (main): Likewise.
2725 * genconditions.c (main): Likewise.
2726 * genconfig.c (main): Likewise.
2727 * genconstants.c (main): Likewise.
2728 * genemit.c (main): Likewise.
2729 * genenums.c (main): Likewise.
2730 * genextract.c (main): Likewise.
2731 * genflags.c (main): Likewise.
2732 * genmddeps.c (main): Likewise.
2733 * genopinit.c (main): Likewise.
2734 * genoutput.c (main): Likewise.
2735 * genpeep.c (main): Likewise.
2736 * genpreds.c (main): Likewise.
2737 * genrecog.c (main): Likewise.
2738 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2739 (init_rtx_reader_args): Likewise.
2740 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2741 (init_rtx_reader_args): Likewise.
2742 * gentarget-def.c (main): Likewise.
2743 * read-md.c (read_md_files): Likewise.
2744 * read-md.h (read_md_files): Likewise.
2746 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2748 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2749 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2750 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2751 Remove unused predicate.
2752 (register_and_not_fp_reg_operand): Ditto.
2754 2016-05-06 Martin Liska <mliska@suse.cz>
2756 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2757 instead of vec as the vector is local to the function.
2759 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2761 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2762 avx512bw alternative.
2764 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2765 before the ashr<mode>3 pattern.
2767 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2768 v instead of x in vex or maybe_vex alternatives, use
2769 maybe_evex instead of vex in prefix.
2771 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2772 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2773 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2774 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2777 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2778 v instead of x in vex or maybe_vex alternatives, use
2779 maybe_evex instead of vex in prefix.
2781 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2782 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2783 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2784 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2785 alternatives, use maybe_evex instead of vex in prefix.
2787 * config/i386/sse.md (vec_interleave_lowv4sf,
2788 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2789 v instead of x in vex or maybe_vex alternatives, use
2790 maybe_evex instead of vex in prefix.
2792 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2793 v instead of x in vex or maybe_vex alternatives, use
2794 maybe_evex instead of vex in prefix.
2796 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2797 v constraint instead of x.
2799 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2801 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2802 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2805 2016-05-06 Richard Biener <rguenther@suse.de>
2807 PR tree-optimization/70948
2808 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2809 Properly clobber all fields of va_list for __builtin_va_start.
2811 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2814 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2815 loop latch destination.
2817 2016-05-06 Martin Liska <mliska@suse.cz>
2819 * tree-ssa-uninit.c: Apply manual changes
2820 to the GNU coding style.
2821 (prune_uninit_phi_opnds): Rename from
2822 prune_uninit_phi_opnds_in_unrealizable_paths.
2824 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2826 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2827 mspace): Remove deprecated options.
2828 * doc/invoke.texi (SH options): Remove -mspace.
2830 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2832 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2834 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2836 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2837 corresponding combine split pattern.
2839 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2842 * config/sh/predicates.md (long_displacement_mem_operand): New.
2843 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2844 Add movi20, movi20s alternatives. Adjust length attribute for
2846 (movsi_ie): Allow for any FPU. Adjust length attribute for
2848 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2849 attribute for alternatives.
2850 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2851 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2852 length attribute for alternatives.
2854 2016-05-06 Richard Biener <rguenther@suse.de>
2856 PR tree-optimization/70960
2857 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2859 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2862 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2863 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2865 2016-05-06 Marek Polacek <polacek@redhat.com>
2868 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2870 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2873 * config/sh/sh.md (*rotcr): Add another variant.
2875 2016-05-06 Richard Biener <rguenther@suse.de>
2878 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2880 2016-05-06 Richard Biener <rguenther@suse.de>
2883 * fold-const.c (split_tree): Always convert to the original type
2886 2016-05-06 Richard Biener <rguenther@suse.de>
2888 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2889 (fwprop_addr): Likewise.
2891 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2894 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2896 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2897 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2898 the splitter condition.
2899 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2900 the splitter condition.
2901 (FP float_extend load splitter): Ditto.
2903 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2905 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2906 to REGNO in all peephole2 patterns.
2907 (post-reload splitters): Change true_regnum to REGNO in
2908 post-reload splitters.
2909 (zero_extend splitters): Use general_reg_operand and
2910 nonimmediate_gr_operand predicates.
2912 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2914 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2915 v constraint instead of x.
2917 2016-05-05 Alan Modra <amodra@gmail.com>
2920 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2921 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2922 TARGET_NO_FP_IN_TOC for -mrelocatable.
2923 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2924 TARGET_RELOCATABLE test.
2925 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2926 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2927 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2928 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2929 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2930 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2931 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2932 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2933 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2934 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2936 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2937 (rs6000_stack_info): Likewise.
2938 (rs6000_elf_asm_out_constructor): Likewise.
2939 (rs6000_elf_asm_out_destructor): Likewise.
2940 (rs6000_elf_declare_function_name): Likewise.
2941 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2942 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2945 2016-05-05 Alan Modra <amodra@gmail.com>
2947 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2949 2016-05-05 Alan Modra <amodra@gmail.com>
2951 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2952 out-of-line gpr restore for one or two regs if that would add
2955 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2958 * config/i386/i386.md
2959 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2960 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2961 as operand 0 predicate.
2962 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2964 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2965 Ditto. Emit the pattern using RTX.
2967 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2968 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2969 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2970 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2972 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2973 sse_reg_operand as operand 0 predicate.
2975 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2976 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2977 instead of gen_rtx_REG.
2978 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2981 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2983 * function.c (emit_use_return_register_into_block): Delete.
2984 (gen_return_pattern): Delete.
2985 (emit_return_into_block): Delete.
2986 (active_insn_between): Delete.
2987 (convert_jumps_to_returns): Delete.
2988 (emit_return_for_exit): Delete.
2989 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2990 simple_return for shrink-wrapped blocks.
2991 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2992 end of blocks that need one.
2993 (get_unconverted_simple_return): Delete.
2994 (convert_to_simple_return): Delete.
2995 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2996 (convert_to_simple_return): Ditto.
2998 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3000 * cfgcleanup.c (bb_is_just_return): New function.
3001 (try_optimize_cfg): Simplify jumps to return, branches to return,
3002 and branches around return.
3004 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3006 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3009 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3013 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3014 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3015 assert flags & OEP_HASH_CHECK, instead of asserting it
3016 never happens. Handle TARGET_EXPR.
3017 * fold-const.c (operand_equal_p): For hash verification,
3018 or in OEP_HASH_CHECK into flags.
3020 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3022 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3024 (compute_samebase_partition_bases): Fix typo.
3026 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3028 * config/i386/sse.md (vec_interleave_highv8sf,
3029 vec_interleave_lowv8sf, vec_interleave_highv4df,
3030 vec_interleave_lowv4df): Remove constraints from expanders.
3032 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3034 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3036 * tree-inline.c (expand_call_inline): Fix path dealing with
3037 making lhs of call statement undefined.
3039 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3041 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3042 Check availability on NODE, too.
3043 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3044 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3045 (varpool_node::call_for_symbol_and_aliase): Likewise.
3046 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3047 (propagate_pure_const): Propagate across interposable functions, too.
3048 (skip_function_for_local_pure_const): Do not skip interposable bodies
3050 (pass_local_pure_const::execute): Update.
3052 2016-05-04 Marek Polacek <polacek@redhat.com>
3054 * doc/invoke.texi: Document -Wdangling-else.
3056 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3058 * config.gcc: Error out when conflicting multilib is detected. Do not
3059 loop over multilibs since no combination is legal.
3061 2016-05-04 Alan Modra <amodra@gmail.com>
3063 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3064 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3065 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3068 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3070 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3071 Clean up p5600 comments.
3073 2016-05-04 Richard Biener <rguenther@suse.de>
3075 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3076 constructor simplifications.
3077 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3079 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3081 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3082 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3083 result.set_rtx is null instead of aborting.
3084 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3086 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3087 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3088 *mov<mode>_store_postinc): New patterns.
3090 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3092 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3093 as commutative. Check both conversions are NOP.
3094 ((A & B) OP (C & B)): Remove.
3096 2016-05-04 Alan Modra <amodra@gmail.com>
3098 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3100 2016-05-04 Alan Modra <amodra@gmail.com>
3103 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3104 when cr2,3,4 are all fixed regs.
3106 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3108 PR rtl-optimization/57193
3109 * opts.c (default_options_table): Revert OPT_frename_registers change.
3110 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3112 2016-05-03 Martin Sebor <msebor@redhat.com>
3115 * builtins.c (fold_builtin_FILE): New function.
3116 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3117 (fold_builtin_0): Call them.
3118 * gimplify.c (gimplify_call_expr): Remove the handling of
3119 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3122 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3123 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3127 * doc/extend.texi (Function Names as Strings): Update __func__,
3128 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3131 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3132 Richard Biener <rguenther@suse.de>
3134 PR tree-optimization/70916
3135 * tree-if-conv.c: Include cfganal.h.
3136 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3137 and remove_fake_exit_edges around the optimization pass.
3139 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3141 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3142 (cgraph_edge::make_direct): Likewise.
3143 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3144 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3145 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3146 (CIF_THUNK): New code.
3147 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3148 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3149 (compute_inline_parameters): Set inline_failed for thunks.
3150 (inline_analyze_function): Cleanup.
3151 * ipa-inline.c (can_inline_edge_p): Do not deal with
3152 call_stmt_cannot_inline_p.
3153 (can_early_inline_edge_p): Likewise.
3154 (early_inliner): Initialize inline_failed.
3155 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3157 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3159 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3160 from nonimm_ssenomem_operand.
3161 (nonimm_ssenomem_operand): New predicate.
3162 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3163 as operand 0 predicate.
3164 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3165 Disable unsupported alternatives using "enabled" attribute.
3166 Use register_ssemem_operand as operand 0 predicate.
3167 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3169 2016-05-03 Marek Polacek <polacek@redhat.com>
3172 * input.c (expansion_point_location): New function.
3173 * input.h (expansion_point_location): Declare.
3175 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3177 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3178 occurence with frame_offset_ ones.
3180 2016-05-03 Alan Modra <amodra@gmail.com>
3182 PR rtl-optimization/70890
3183 * ira.c (combine_and_move_insns): When moving def_insn, remove
3186 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3188 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3189 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3190 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3191 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3193 2016-05-03 Alan Modra <amodra@gmail.com>
3195 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3196 for SAVE_MULTIPLE/STORE_MULTIPLE.
3198 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3200 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3201 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3203 2016-05-03 Richard Biener <rguenther@suse.de>
3205 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3207 (gimplify_arg): Likewise.
3208 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3209 re-writing the result to a decl if required.
3210 (internal_get_tmp_var): Add allow_ssa parameter
3211 and override into_ssa with it.
3212 (get_formal_tmp_var): Adjust.
3213 (get_initialized_tmp_var): Add allow_ssa parameter.
3214 (gimplify_arg): Add allow_ssa parameter and avoid generating
3215 SSA names for the result false.
3216 (gimplify_call_expr): If the call may return twice do not
3217 gimplify parameters into SSA.
3218 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3219 (gimplify_modify_expr): Adjust assert. For noreturn calls
3220 with a SSA name LHS adjust its def.
3221 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3222 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3223 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3224 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3225 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3226 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3227 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3228 (optimize_target_teams): Do not allow SSA names for clause operands.
3229 (gimplify_expr): Likewise for where we mark the result addressable.
3230 * passes.def (pass_init_datastructures): Remove.
3231 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3232 (rewrite_stmt): Likewise.
3233 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3234 (replace_locals_op): Replace SSA names.
3235 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3236 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3237 * cgraph.c (release_function_body): Free CFG annotations only
3238 when we have a CFG. Simplify.
3239 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3240 force_gimple_operand instead of get_initialized_tmp_var.
3241 * tree-pass.h (make_pass_init_datastructures): Remove.
3242 * tree-ssa.c (execute_init_datastructures): Remove.
3243 (pass_data_init_datastructures): Likewise.
3244 (class pass_init_datastructures): Likewise.
3245 (make_pass_init_datastructures): Likewise.
3246 * omp-low.c (create_omp_child_function): Init SSA data structures.
3247 (grid_expand_target_grid_body): Likewise.
3248 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3249 name before adding it to names_to_release.
3250 (remove_bb): Always release SSA defs.
3251 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3252 before dereferencing it.
3253 * cgraphunit.c (init_lowered_empty_function): Always
3254 int SSA data structures.
3255 * tree-ssanames.c (release_defs): Remove assert that we are in
3257 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3259 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3260 Uros Bizjak <ubizjak@gmail.com>
3262 PR rtl-optimization/70467
3263 * config/i386/predicates.md (x86_64_hilo_int_operand,
3264 x86_64_hilo_general_operand): New predicates.
3265 * config/i386/constraints.md (Wd): New constraint.
3266 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3267 (general_hilo_operand): New mode attr.
3268 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3269 instead of <general_operand>.
3270 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3271 x86_64_hilo_general_operand instead of <general_operand>.
3273 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3275 PR tree-optimization/70916
3276 * tree-if-conv.c (constant_or_ssa_name): Removed.
3277 (fold_build_cond_expr): Use is_gimple_val instead of
3278 constant_or_ssa_name.
3280 PR tree-optimization/70916
3281 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3282 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3285 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3286 (optimize_atomic_bit_test_and): New function.
3287 (pass_fold_builtins::execute): Use it.
3288 * optabs.def (atomic_bit_test_and_set_optab,
3289 atomic_bit_test_and_complement_optab,
3290 atomic_bit_test_and_reset_optab): New optabs.
3291 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3292 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3293 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3294 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3295 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3296 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3297 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3298 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3299 atomic_bit_test_and_complement@var{mode},
3300 atomic_bit_test_and_reset@var{mode}): Document.
3301 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3302 atomic_bit_test_and_complement<mode>,
3303 atomic_bit_test_and_reset<mode>): New expanders.
3304 (atomic_bit_test_and_set<mode>_1,
3305 atomic_bit_test_and_complement<mode>_1,
3306 atomic_bit_test_and_reset<mode>_1): New insns.
3308 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3310 PR rtl-optimization/70687
3311 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3312 instead of unsigned HOST_WIDE_INT.
3314 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3316 PR rtl-optimization/44281
3317 * hard-reg-set.h (struct target_hard_regs): New field
3318 x_fixed_nonglobal_reg_set.
3319 (fixed_nonglobal_reg_set): New macro.
3320 * reginfo.c (init_reg_sets_1): Initialize it.
3321 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3323 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3325 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3327 PR tree-optimization/56541
3328 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3329 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3330 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3331 (any_complicated_phi): new static variable.
3332 (aggressive_if_conv): delete.
3333 (if_convertible_phi_p): support phis with more than two arguments.
3334 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3335 critical pred edges.
3336 (ifcvt_split_critical_edges): support phis with more than two
3337 arguments by checking new parameter. only split critical edges
3339 (tree_if_conversion): handle simd pragma marked loop using new
3340 local variable aggressive_if_conv. check any_complicated_phi.
3342 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3344 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3347 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3349 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3352 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3354 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3355 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3356 define_insn_and_split.
3357 (mulsi3_i): New define_insn_and_split.
3358 (mulsi3_call): Convert to define_insn.
3359 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3362 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3364 * machmode.h (mode_complex): Add support to give the complex mode
3366 (GET_MODE_COMPLEX_MODE): Likewise.
3367 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3368 stored by build_complex_type and gfc_build_complex_type instead of
3369 trying to figure out the appropriate mode based on the size. Raise
3370 an assertion error, if the type was not set.
3371 * genmodes.c (struct mode_data): Add field for the complex type of
3373 (blank_mode): Likewise.
3374 (make_complex_modes): Remember the complex mode created in the
3376 (emit_mode_complex): Write out the mode_complex array to map a
3377 type mode to the complex version.
3378 (emit_insn_modes_c): Likewise.
3379 * tree.c (build_complex_type): Set the complex type to use before
3380 calling layout_type.
3381 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3382 support for __float128 complex datatypes.
3383 (rs6000_hard_regno_mode_ok): Likewise.
3384 (rs6000_setup_reg_addr_masks): Likewise.
3385 (rs6000_complex_function_value): Likewise.
3386 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3387 __float128 and __ibm128 complex.
3388 (FLOAT128_IBM_P): Likewise.
3389 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3390 * doc/extend.texi (Additional Floating Types): Document that
3391 -mfloat128 must be used to enable __float128. Document complex
3392 __float128 and __ibm128 support.
3394 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3397 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3398 char/short arguments promoted to int because of promote_prototypes.
3400 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3402 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3403 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3404 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3405 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3406 alternatives using "enabled" attribute. Use register_ssemem_operand
3407 as operand 1 predicate.
3408 (*cmpi<unord>xf_i387): Split XFmode pattern from
3409 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3410 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3411 *absneg<mode>2_i387. Disable unsupported alternatives using
3412 "enabled" attribute.
3413 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3415 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3417 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3419 (oacc_loop_process): Check mask for loop termination.
3421 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3423 * cif-code.def (CIF_THUNK): Add.
3424 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3427 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3429 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3430 (dump_inline_summary): Dump it.
3431 (fp_expression_p): New predicate.
3432 (estimate_function_body_sizes): Use it.
3433 (inline_merge_summary): Merge fp_expressions.
3434 (inline_read_section): Read fp_expressions.
3435 (inline_write_summary): Write fp_expressions.
3436 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3437 codegen boundary if either caller or callee is !fp_expressions.
3438 * ipa-inline.h (inline_summary): Add fp_expressions.
3439 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3440 to fp_expressions be sure the fp generation flags are updated.
3442 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3444 PR rtl-optimization/70467
3445 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3447 PR rtl-optimization/70467
3448 * ipa-pure-const.c (check_call): Handle internal calls even in
3449 ipa mode like in local mode.
3451 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3453 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3455 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3457 * match.pd (X u< X, X u> X): New transformations.
3459 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3461 * flag-types.h (enum warn_strict_overflow_code): Move ...
3462 * coretypes.h: ... here.
3463 * fold-const.h (fold_overflow_warning): Declare.
3464 * fold-const.c (fold_overflow_warning): Make non-static.
3465 (fold_comparison): Move the transformation of X +- C1 CMP C2
3466 into X CMP C2 -+ C1 ...
3467 * match.pd: ... here.
3468 * gimple-fold.c (fold_stmt_1): Protect with
3469 fold_defer_overflow_warnings.
3471 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3473 * omp-low.c (struct oacc_loop): Add 'inner' field.
3474 (new_oacc_loop_raw): Initialize it to zero.
3475 (oacc_loop_fixed_partitions): Initialize it.
3476 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3477 available partitioning.
3479 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3481 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3483 (umulsidi3): Likewise.
3484 (indirect_jump): Fix jump instruction assembly patterns.
3486 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3489 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3490 (nvptx_function_value): Assert non-NULL cfun.
3492 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3494 PR rtl-optimization/70886
3495 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3497 * cselib.h (rtx_equal_for_cselib_1): Declare.
3498 (rtx_equal_for_cselib_p: New inline function.
3499 * cselib.c (rtx_equal_for_cselib_p): Delete.
3500 (rtx_equal_for_cselib_1): Make public.
3502 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3504 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3505 (register_mixssei387nonimm_operand): Remove predicate.
3506 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3507 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3508 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3509 for TARGET_MIX_SSE_I387 alternatives.
3510 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3511 Disable unsupported alternatives using "enabled" attribute. Use
3512 nonimm_ssenomem_operand as operand 1 predicate. Also check
3513 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3515 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3517 * tree.c (cst_and_fits_in_hwi): Simplify.
3519 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3521 * tree.h (wi::to_wide): New function.
3522 * expr.c (expand_expr_real_1): Use wi::to_wide.
3523 * fold-const.c (int_const_binop_1): Likewise.
3524 (extract_muldiv_1): Likewise.
3526 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3528 * wide-int.h: Update offset_int and widest_int documentation.
3529 (WI_SIGNED_SHIFT_RESULT): New macro.
3530 (wi::binary_shift): Define signed_shift_result_type for
3531 shifts on offset_int- and widest_int-like types.
3532 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3533 * tree.h (int_bit_position): Use shift operators instead of wi::
3535 * alias.c (adjust_offset_for_component_ref): Likewise.
3536 * expr.c (get_inner_reference): Likewise.
3537 * fold-const.c (fold_comparison): Likewise.
3538 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3539 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3540 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3541 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3542 (stmt_kills_ref_p): Likewise.
3543 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3544 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3545 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3546 (ao_ref_init_from_vn_reference): Likewise.
3548 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3550 * wide-int.h: Update offset_int and widest_int documentation.
3551 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3552 (wi::binary_traits): Allow ordered comparisons between offset_int and
3553 offset_int, between widest_int and widest_int, and between either
3554 of these types and basic C types.
3555 (operator <, <=, >, >=): Define for the same combinations.
3556 * tree.h (tree_int_cst_lt): Use comparison operators instead
3557 of wi:: comparisons.
3558 (tree_int_cst_le): Likewise.
3559 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3560 (fold_nonarray_ctor_reference): Likewise.
3561 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3562 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3563 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3564 * tree-sra.c (completely_scalarize): Likewise.
3565 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3566 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3567 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3568 (check_for_binary_op_overflow): Likewise.
3569 (search_for_addr_array): Likewise.
3570 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3572 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3574 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3575 (arc_save_restore): Likewise.
3576 (arc_dwarf_register_span): Likewise.
3577 (arc_output_pic_addr_const): Initialize suffix variable.
3579 2016-05-02 Martin Liska <mliska@suse.cz>
3581 * symbol-summary.h (function_summary::function_summary):
3582 Remove checking assert for all cgraph nodes.
3583 (function_summary::get): Check summary_uid.
3584 (symtab_insertion): Check summary_uid.
3586 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3588 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3589 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3591 (arc_dwarf_register_span): Remove enum keyword.
3592 (compact_memory_operand_p): New function.
3593 * config/arc/arc.h (reg_class): Add code density register classes.
3594 (REG_CLASS_NAMES): Likewise.
3595 (REG_CLASS_CONTENTS): Likewise.
3596 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3597 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3598 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3599 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3600 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3602 (h, Rcd, Rsd, Rzd): New register constraints.
3603 (T): Use compact_memory_operand_p function.
3604 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3606 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3608 * config/sh/sh.md (*negnegt, *movtt): Remove.
3610 2016-05-02 Marek Polacek <polacek@redhat.com>
3611 Tom de Vries <tom@codesourcery.com>
3613 PR tree-optimization/70700
3614 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3615 bigger than FIRST_REF_NODE.
3617 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3620 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3622 (prepare_cbranch_operands): Don't use scratch register. Assume that
3623 function is used when pseudos can be created.
3624 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3625 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3626 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3627 define_expand. Allow it only when pseudos can be created.
3628 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3630 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3632 * config/i386/constraints.md (BC): Only allow -1 operands.
3633 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3634 Add "enabled" attribute. Update XI mode attribute calculation.
3635 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3636 (*movoi_internal_avx): Update XI mode attribute calculation.
3637 (*movti_internal): Ditto.
3639 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3641 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3642 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3644 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3646 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3647 statement on instruction code. Remove trailing spaces.
3648 (altivec_expand_stv_builtin): Likewise.
3650 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3652 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3653 (TARGET_FPU_DOUBLE): Simplify.
3654 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3655 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3656 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3657 with 'TARGET_FPU_DOUBLE'.
3658 * config/sh/sh.md: Likewise.
3660 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3662 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3663 SH_DIV_STR_FOR_SIZE): Remove.
3664 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3665 SH_DIV_STR_FOR_SIZE): Remove.
3667 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3669 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3670 logical_reg_operand): Delete.
3671 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3672 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3673 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3674 match_operand and match_test.
3675 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3676 variables on their first use. Return bool values.
3677 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3678 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3679 arith_reg_operand for input operand. Remove empty constraints.
3681 (*xorsi3_compact): Rename to xorsi3.
3682 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3683 (*zero_extend<mode>si2_disp_mem): Update comment.
3686 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3688 * config/sh/t-sh: Remove SH5 support.
3689 * config.gcc: Likewise.
3690 * configure: Likewise.
3692 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3694 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3696 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3698 * config/sh/sh.c (register_sh_passes, sh_option_override,
3699 sh_print_operand, prepare_move_operands,
3700 sh_can_follow_jump): Remove TARGET_SH1 checks.
3701 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3702 PROMOTE_MODE): Likewise.
3703 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3706 2016-04-30 Alan Modra <amodra@gmail.com>
3708 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3709 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3710 Check for user regs later to avoid unnecessary looping over regs.
3711 Merge user reg check with non-saved reg check. Don't force
3712 inline VR restore when static chain used.
3713 (rs6000_frame_related): Omit eh_frame info for user regs when
3715 (fixed_regs_p): Delete.
3717 2016-04-30 Alan Modra <amodra@gmail.com>
3719 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3720 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3723 2016-04-30 Alan Modra <amodra@gmail.com>
3726 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3727 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3730 2016-04-30 Alan Modra <amodra@gmail.com>
3732 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3733 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3734 flag_pic test for Darwin.
3736 2016-04-30 Alan Modra <amodra@gmail.com>
3738 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3739 throw_calls_crossed.
3740 (REG_FREQ_CALLS_CROSSED): Delete.
3741 (REG_N_THROWING_CALLS_CROSSED): Delete.
3742 * regstat.c (regstat_bb_compute_ri): Don't calculate
3743 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3744 (dump_reg_info): Don't print call cross frequency.
3745 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3746 and REG_N_THROWING_CALLS_CROSSED.
3748 2016-04-30 Alan Modra <amodra@gmail.com>
3750 * regs.h (struct reg_info_t): Delete live_length.
3751 (REG_LIVE_LENGTH): Delete macro.
3752 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3753 local_live, local_processed and local_live_last_luid params.
3754 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3756 (regstat_compute_ri): Adjust for above. Don't set
3758 (dump_reg_info): Don't print live length.
3759 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3760 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3761 Localize loop_depth var.
3763 2016-04-30 Alan Modra <amodra@gmail.com>
3765 * ira.c (enum valid_equiv): New.
3766 (validate_equiv_mem): Return enum.
3767 (update_equiv_mem): Create replacement in more cases.
3768 (add_store_equivs): Update validate_equiv_mem call.
3770 2016-04-30 Alan Modra <amodra@gmail.com>
3772 * ira.c (combine_and_move_insns): Rather than scanning insns,
3773 use DF infrastucture to find use and def insns.
3775 2016-04-30 Alan Modra <amodra@gmail.com>
3777 ira.c (combine_and_move_insns): Move invariant conditions..
3778 (ira.c): ..to here. Call combine_and_move_insns before
3779 add_store_equivs. Call grow_reg_equivs later. Allocate
3780 req_equiv later using max_reg_num() rather than global max_regno.
3781 (contains_replace_regs): Delete.
3782 (add_store_equivs): Remove contains_replace_regs test.
3784 2016-04-30 Alan Modra <amodra@gmail.com>
3786 * ira.c (struct equiv_mem_data): New.
3787 (equiv_mem, equiv_mem_modified): Delete static vars.
3788 (validate_equiv_mem_from_store): Use "data" param to communicate..
3789 (validate_equiv_mem): ..from here.
3791 2016-04-30 Alan Modra <amodra@gmail.com>
3793 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3795 (update_reg_equivs): ..here. Move allocation and freeing of
3796 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3797 end_alias_analysis to..
3800 2016-04-30 Alan Modra <amodra@gmail.com>
3802 * ira.c (pdx_subregs): Delete.
3803 (struct equivalence): Add pdx_subregs field.
3804 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3806 (update_equiv_regs): Don't create or free pdx_subregs. Update
3809 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3811 * config/rs6000/altivec.h: Change definitions of vec_xl and
3813 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3814 (LD_ELEMREV_V2DI): New.
3815 (LD_ELEMREV_V4SF): New.
3816 (LD_ELEMREV_V4SI): New.
3817 (LD_ELEMREV_V8HI): New.
3818 (LD_ELEMREV_V16QI): New.
3819 (ST_ELEMREV_V2DF): New.
3820 (ST_ELEMREV_V2DI): New.
3821 (ST_ELEMREV_V4SF): New.
3822 (ST_ELEMREV_V4SI): New.
3823 (ST_ELEMREV_V8HI): New.
3824 (ST_ELEMREV_V16QI): New.
3827 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3828 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3829 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3830 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3831 (altivec_expand_builtin): Add handling for
3832 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3833 (rs6000_invalid_builtin): Add error-checking for
3834 RS6000_BTM_P9_VECTOR.
3835 (altivec_init_builtins): Define builtins used to implement vec_xl
3837 (rs6000_builtin_mask_names): Define power9-vector.
3838 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3839 (RS6000_BTM_P9_VECTOR): Define.
3840 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3841 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3842 (vsx_ld_elemrev_v2df): Likewise.
3843 (vsx_ld_elemrev_v4sf): Likewise.
3844 (vsx_ld_elemrev_v4si): Likewise.
3845 (vsx_ld_elemrev_v8hi): Likewise.
3846 (vsx_ld_elemrev_v16qi): Likewise.
3847 (vsx_st_elemrev_v2df): Likewise.
3848 (vsx_st_elemrev_v2di): Likewise.
3849 (vsx_st_elemrev_v4sf): Likewise.
3850 (vsx_st_elemrev_v4si): Likewise.
3851 (vsx_st_elemrev_v8hi): Likewise.
3852 (vsx_st_elemrev_v16qi): Likewise.
3853 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3856 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3858 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3860 (simplify_control_stmt_condition_1): ... here. Recurse into
3861 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3863 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3866 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3867 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3868 define_insn_and_split to define_insn.
3869 (zero_extendqi<mode>2_dot2): Same.
3870 (extendqi<mode>2_dot): Same.
3871 (extendqi<mode>2_dot2): Same.
3873 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3875 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3876 (probe_stack): New expander.
3877 (probe_stack_<mode>): New insn pattern.
3879 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3881 * config/i386/i386.md
3882 (operations with memory inputs setting flags peephole2):
3883 Remove uneeded REG_P checks. Cleanup pattern generation.
3885 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3887 * tree-vect-loop.c (vect_transform_loop): Fix
3888 nb_iterations_upper_bound computation for vectorized loop.
3890 2016-04-29 Marek Polacek <polacek@redhat.com>
3891 Jakub Jelinek <jakub@redhat.com>
3894 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3895 TARGET_EXPR_SLOT as a base.
3897 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3899 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3900 with 'rCm2' constraints to limit possible immediate size.
3901 (*load_zeroextendqisi_update): Likewise.
3902 (*load_signextendqisi_update): Likewise.
3903 (*loadhi_update): Likewise.
3904 (*load_zeroextendhisi_update): Likewise.
3905 (*load_signextendhisi_update): Likewise.
3906 (*loadsi_update): Likewise.
3907 (*loadsf_update): Likewise.
3909 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3911 * config/i386/predicates.md (constm1_operand): Fix comparison.
3913 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3915 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3917 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3919 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3920 remaining SH5 related settings.
3921 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3922 shmedia_prepare_call_address): Delete.
3923 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3924 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3925 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3926 UNSUPPORTED_SH2A): Remove m5 checks.
3927 (sh_divide_strategy_e): Remove SH5 division strategies.
3928 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3929 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3931 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3933 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3935 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3937 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3938 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3940 * config/s390/vector.md ("mov<mode>"): Likewise.
3942 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3944 * config/s390/constraints.md ("U", "W"): Invoke
3945 s390_mem_constraint with "ZR" and "ZT".
3946 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3947 addresses when using LRA. Accept also short displacements for S
3948 and T constraints. Do not check for long displacement target for
3949 S and T constraints.
3950 (s390_mem_constraint): Remove handling of U and W constraints.
3951 * config/s390/s390.md (various patterns): Remove the short
3952 displacement constraints (Q and R) if a long displacement
3953 constraint is present. Add longdisp as required CPU capability.
3954 * config/s390/vector.md: Likewise.
3955 * config/s390/vx-builtins.md: Likewise.
3957 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3960 * reload1.c (reload): Call finish_spills before
3961 restarting reload loop. Skip select_reload_regs
3962 if update_eliminables_and_spill returns true.
3964 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3966 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3967 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3968 (umulhisi3_imm): Update predicates and constraint letters.
3969 (umulhisi3_reg): Declare instruction as commutative.
3970 * config/arc/constraints.md (J12, J16): New constraints.
3971 * config/arc/predicates.md (short_unsigned_const_operand): New
3973 (arc_short_operand): Likewise.
3974 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3976 2016-04-29 Richard Biener <rguenther@suse.de>
3978 PR tree-optimization/13962
3979 PR tree-optimization/65686
3980 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3981 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3982 using PTA to compare pointers.
3983 * match.pd: Add pattern for pointer equality compare simplification
3984 using ptrs_compare_unequal.
3986 2016-04-29 Richard Biener <rguenther@suse.de>
3988 * stor-layout.c (layout_type): Do not build a pointer-to-element
3991 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3993 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3994 Use SWI mode iterator. Use general_reg_operand predicate.
3995 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3996 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3999 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4002 * fold-const.c (operand_equal_p): Don't verify hash value equality
4004 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4007 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4010 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4011 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4012 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4013 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4014 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4016 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4018 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4019 to info. Don't initialize separate fields to 0. Clean up
4022 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4024 * config/i386/i386.md (peephole2s for operations with memory inputs):
4025 Use SWI mode iterator.
4026 (peephole2s for operations with memory outputs): Ditto.
4027 Do not check for stack checking probe.
4029 (probe_stack): Remove expander.
4031 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4032 Andrew Burgess <andrew.burgess@embecosm.com>
4034 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4035 operands as 32-bits.
4037 2016-04-28 Jason Merrill <jason@redhat.com>
4039 * gdbinit.in: Skip line-map.h.
4041 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4042 Andrew Burgess <andrew.burgess@embecosm.com>
4044 * config/arc/arc.c (arc_conditional_register_usage): Take
4045 TARGET_RRQ_CLASS into account.
4046 (arc_print_operand): Support printing 'p' and 's' operands.
4047 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4049 (TARGET_RRQ_CLASS): Define.
4050 (IS_POWEROF2_OR_0_P): Define.
4051 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4053 (*tst_movb): New define_insn.
4054 (*tst): Avoid recognition if it could prevent '*tst_movb'
4055 combination; replace c/CnL with c/Chs alternative.
4056 (*tst_bitfield_tst): New define_insn.
4057 (*tst_bitfield_asr): New define_insn.
4058 (*tst_bitfield): New define_insn.
4059 (andsi3_i): Add Rrq variant.
4060 (extzv): New define_expand.
4061 (insv): New define_expand.
4062 (*insv_i): New define_insn.
4063 (*movb): New define_insn.
4064 (*movb_signed): New define_insn.
4065 (*movb_high): New define_insn.
4066 (*movb_high_signed): New define_insn.
4067 (*movb_high_signed + 1): New define_split pattern.
4068 (*mrgb): New define_insn.
4069 (*mrgb + 1): New define_peephole2 pattern.
4070 (*mrgb + 2): New define_peephole2 pattern.
4071 * config/arc/arc.opt (mbitops): New option for nps400, uses
4072 TARGET_NPS_BITOPS_DEFAULT.
4073 * config/arc/constraints.md (q): Make register class conditional.
4074 (Rrq): New register constraint.
4075 (Chs): New constraint.
4076 (Clo): New constraint.
4077 (Chi): New constraint.
4078 (Cbf): New constraint.
4079 (Cbn): New constraint.
4080 (C18): New constraint.
4081 (Cbi): New constraint.
4083 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4085 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4087 (bitmap_intersection_of_preds): Ditto.
4088 (bitmap_union_of_succs): Ditto.
4089 (bitmap_union_of_preds): Ditto.
4090 * sbitmap.c (do_popcount): Delete.
4091 (BITMAP_DEBUGGING): Delete.
4092 (sbitmap_verify_popcount): Delete.
4093 (sbitmap_alloc): Don't initialize the popcount field.
4094 (sbitmap_alloc_with_popcount): Delete.
4095 (sbitmap_resize): Don't resize the popcount array.
4096 (sbitmap_vector_alloc): Don't initialize the popcount field.
4097 (bitmap_copy): Don't copy the popcount array.
4098 (bitmap_clear): Don't clear the popcount array.
4099 (bitmap_clear): Delete the popcount array handling.
4100 (bitmap_ior_and_compl): Delete the popcount assert.
4101 (bitmap_not): Ditto.
4102 (bitmap_and_compl): Ditto.
4103 (bitmap_and): Delete the popcount array handling.
4104 (bitmap_xor): Ditto.
4105 (bitmap_ior): Ditto.
4106 (bitmap_or_and): Delete the popcount assert.
4107 (bitmap_and_or): Ditto.
4108 (popcount_table): Delete.
4109 (sbitmap_elt_popcount): Delete.
4110 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4111 (bitmap_set_bit): Delete the popcount assert.
4112 (bitmap_clear_bit): Ditto.
4113 (sbitmap_free): Don't free the popcount array.
4114 (sbitmap_alloc_with_popcount): Delete declaration.
4115 (sbitmap_popcount): Ditto.
4117 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4118 Andrew Burgess <andrew.burgess@embecosm.com>
4120 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4121 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4122 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4123 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4124 * config/arc/arc.opt (mcmem): New option.
4125 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4126 supply length for r/m alternative.
4127 (*extendqisi2_ac): Likewise.
4128 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4130 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4131 (movhi_insn): Likewise.
4132 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4133 (*zero_extendqihi2_i): Add r/Ucm alternative.
4134 (*zero_extendqisi2_ac): Likewise.
4135 (*zero_extendhisi2_i): Likewise.
4136 * config/arc/constraints.md (Uex): New memory constraint.
4137 (Ucm): New define_constraint.
4138 * config/arc/predicates.md (long_immediate_loadstore_operand):
4139 Return 0 for MEM with cmem_address address.
4140 (cmem_address_0): New predicates.
4141 (cmem_address_1): Likewise.
4142 (cmem_address_2): Likewise.
4143 (cmem_address): Likewise.
4145 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4147 * config/rs6000/rs6000.c (machine_function): Rename
4148 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4149 (rs6000_stack_info): Adjust.
4151 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4152 Andrew Burgess <andrew.burgess@embecosm.com>
4154 * config/arc/constraints.md (Usd): Convert to define_constraint.
4158 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4161 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4162 Add new peephole2 where the first insn is *mov<mode>_or instead of
4163 *mov<mode>_internal.
4165 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4167 * tracer.c (bb_seen): Make static.
4169 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4171 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4172 support, setup defaults.
4173 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4174 * config/arc/arc.c (arc_init): Add NPS400 support.
4175 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4176 (TARGET_ARC700): NPS400 is also an ARC700.
4177 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4179 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4182 * config/nds32/nds32.md (casesi): Don't access the operands array
4185 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4187 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4188 (or $-1,reg peephole2): Ditto.
4189 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4191 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4193 * doc/extend.texi (Common Function Attributes) [optimize]:
4194 Discourage use of the optimize attribute.
4196 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4198 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4199 special case builtin.
4200 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4201 ALTIVEC_BUILTIN_VEC_ADDE.
4202 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4203 support for ALTIVEC_BUILTIN_VEC_ADDE.
4204 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4205 for __builtin_vec_adde.
4207 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4209 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4210 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4212 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4215 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4216 attributes): Document cilkplus_runtime.
4218 2016-04-28 Martin Jambor <mjambor@suse.cz>
4220 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4221 this function. Call verify_expr on MEM_REFs and bases of other
4224 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4226 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4227 for WORD_REGISTER_OPERATIONS to runtime check.
4229 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4231 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4233 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4235 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4236 big-endian compilation.
4237 * config/arc/arc.md (addf3): Likewise.
4241 2016-04-28 Richard Biener <rguenther@suse.de>
4243 PR tree-optimization/70840
4244 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4245 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4246 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4247 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4249 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4251 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4252 and explain why in a comment.
4254 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4256 * config/arc/arc.md (cpu_facility): Add fpx variant.
4257 (subdf3): Prohibit use reverse sub when assist operations option
4259 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4260 instructions only when FPX is enabled.
4261 * testsuite/gcc.target/arc/trsub.c: New test.
4263 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4265 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4266 mult_operator when calculating "type" attribute.
4267 (*fop_<mode>_1_i387): Ditto.
4268 (*fop_xf_1_i387): Ditto.
4269 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4270 Use std::swap to swap operands. Use RTL expressions to generate
4273 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4274 Joern Rennecke <joern.rennecke@embecosm.com>
4276 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4278 (emit_pic_move): Remove.
4279 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4280 * config/arc/arc.c (emit_pic_move): Removed.
4281 (TARGET_HAVE_TLS): Define.
4282 (arc_conditional_register_usage): Test for arc_tp_regno.
4283 (arc_print_operand, arc_print_operand_address): Handle TLS
4285 (arc_needs_pcl_p): New function.
4286 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4287 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4288 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4289 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4290 (arc_legitimize_tls_address): Likewise.
4291 (DTPOFF_ZERO_SYM): Define.
4292 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4293 (arc_output_pic_addr_const): Print TLS unspecs.
4294 (prepare_pic_move): New function, replaces emit_pic_move.
4295 (arc_legitimate_constant_p): Handle TLS unspecs.
4296 (arc_legitimate_address_p): Likewise.
4297 (arc_rewrite_small_data_p): Use assert for TLS constants.
4298 (prepare_move_operands): Use prepare_pic_move.
4299 (arc_legitimize_address): Legitimize tls addresses.
4300 (arc_epilogue_uses): Check for arc_tp_regno.
4301 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4302 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4304 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4306 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4307 %(arc_tls_extra_start_spec).
4308 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4309 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4311 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4312 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4313 (UNSPEC_TLS_OFF): Add.
4315 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4316 (get_thread_pointersi): New patterns.
4317 * config/arc/arc.opt (mtp-regno): New option.
4318 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4319 (move_dest_operand): Likewise.
4320 * configure: Regenerate.
4321 * configure.ac: Add arc*-*-* case to test for tls.
4322 * doc/invoke.texi (ARC options): Document mtp-regno.
4324 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4326 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4327 the new ARC HS SIMD instructions.
4328 (arc_preferred_simd_mode): New function.
4329 (arc_autovectorize_vector_sizes): Likewise.
4330 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4331 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4332 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4333 (arc_init_builtins): Add new SIMD builtin types.
4334 (arc_split_move): Handle 64 bit vector moves.
4335 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4336 (TARGET_PLUS_QMACW): Define.
4337 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4338 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4339 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4340 (VSUBADD4H): New builtins.
4341 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4342 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4344 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4345 Matthias Klose <doko@debian.org>
4347 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4349 2016-04-28 Richard Biener <rguenther@suse.de>
4352 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4355 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4357 * common/config/sh/sh-common.c: Remove SH5 support.
4358 * config/sh/constraints.md: Likewise.
4359 * config/sh/config/sh/elf.h: Likewise.
4360 * config/sh/linux.h: Likewise.
4361 * config/sh/netbsd-elf.h: Likewise.
4362 * config/sh/predicates.md: Likewise.
4363 * config/sh/sh-c.c: Likewise.
4364 * config/sh/sh-protos.h: Likewise.
4365 * config/sh/sh.c: Likewise.
4366 * config/sh/sh.h: Likewise.
4367 * config/sh/sh.md: Likewise.
4368 * config/sh/sh.opt: Likewise.
4369 * config/sh/sync.md: Likewise.
4370 * config/sh/sh64.h: Delete.
4371 * config/sh/shmedia.h: Likewise.
4372 * config/sh/shmedia.md: Likewise.
4373 * config/sh/sshmedia.h: Likewise.
4374 * config/sh/t-netbsd-sh5-64: Likewise.
4375 * config/sh/t-sh64: Likewise.
4376 * config/sh/ushmedia.h: Likewise.
4378 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4380 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4381 general_reg_operand instead of register_operand predicate.
4383 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4385 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4387 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4389 * match.pd (A - B > A, A + B < A): New transformations.
4391 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4393 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4394 which defaults to true. Emit an outer pair of parentheses only if
4395 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4396 don't emit parentheses for the right-hand operand.
4398 2016-04-27 Jeff Law <law@redhat.com>
4400 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4402 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4404 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4405 (altivec_lvx_<mode>_internal): Document.
4406 (altivec_lvx_<mode>_2op): New define_insn.
4407 (altivec_lvx_<mode>_1op): Likewise.
4408 (altivec_lvx_<mode>_2op_si): Likewise.
4409 (altivec_lvx_<mode>_1op_si): Likewise.
4410 (altivec_stvx_<mode>): Remove.
4411 (altivec_stvx_<mode>_internal): Document.
4412 (altivec_stvx_<mode>_2op): New define_insn.
4413 (altivec_stvx_<mode>_1op): Likewise.
4414 (altivec_stvx_<mode>_2op_si): Likewise.
4415 (altivec_stvx_<mode>_1op_si): Likewise.
4416 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4417 Expand vec_ld and vec_st during parsing.
4418 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4420 (altivec_expand_stvx_be): Likewise.
4421 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4422 address-masking behavior in RTL.
4423 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4424 address-masking behavior in RTL.
4425 (altivec_expand_builtin): Change builtin code arguments for calls
4426 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4427 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4428 presence of lvx/stvx patterns.
4429 (alignment_with_canonical_addr): New function.
4430 (alignment_mask): Likewise.
4431 (find_alignment_op): Likewise.
4432 (recombine_lvx_pattern): Likewise.
4433 (recombine_stvx_pattern): Likewise.
4434 (recombine_lvx_stvx_patterns): Likewise.
4435 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4436 stvx patterns from expand.
4437 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4439 (vector_altivec_store_<mode>): Likewise.
4441 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4443 * config/aarch64/aarch64.md
4444 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4445 remove the "fp" attributes.
4446 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4447 add the "simd" attributes.
4448 (*movdf_aarch64): Likewise.
4449 (*movtf_aarch64): Remove the "fp" attributes.
4450 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4451 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4453 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4455 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4456 rtx to rtx_code_label *.
4457 * rtl.h (maybe_set_first_label_num): Likewise.
4459 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4461 * df-core.c (df_add_problem): Make the problem param be const.
4462 (df_remove_problem): Make local "problem" be const.
4463 * df-problems.c (problem_RD): Make const.
4464 (problem_LR): Likewise.
4465 (problem_LIVE): Likewise.
4466 (problem_MIR): Likewise.
4467 (problem_CHAIN): Likewise.
4468 (problem_WORD_LR): Likewise.
4469 (problem_NOTE): Likewise.
4470 (problem_MD): Likewise.
4471 * df-scan.c (problem_SCAN): Likewise.
4472 * df.h (struct df_problem): Make field "dependent_problem" be
4474 (struct dataflow): Likewise for field "problem".
4475 (df_add_problem): Make param const.
4477 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4479 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4480 inter-unit moves to/from vector registers are enabled. Do not disable
4483 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4485 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4486 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4488 (enum df_problem_id): ...this new enum.
4489 (struct df_problem): Convert field "id" from "int" to
4492 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4494 * rtl.def: Update comment for "things in the instruction chain" to
4495 reflect the removal of the leading "i" field for INSN_UID in
4496 r210360. Fix bogus apostrophe.
4498 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4500 * config/i386/i386.md
4501 (lea arith with mem operand + setcc peephole2): Set operator mode.
4503 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4506 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4507 (dimode_scalar_to_vector_candidate_p): This.
4508 (timode_scalar_to_vector_candidate_p): New function.
4509 (scalar_to_vector_candidate_p): Likewise.
4510 (timode_check_non_convertible_regs): Likewise.
4511 (timode_remove_non_convertible_regs): Likewise.
4512 (remove_non_convertible_regs): Likewise.
4513 (remove_non_convertible_regs): Renamed to ...
4514 (dimode_remove_non_convertible_regs): This.
4515 (scalar_chain::~scalar_chain): Make it virtual.
4516 (scalar_chain::compute_convert_gain): Make it pure virtual.
4517 (scalar_chain::mark_dual_mode_def): Likewise.
4518 (scalar_chain::convert_insn): Likewise.
4519 (scalar_chain::convert_registers): Likewise.
4520 (scalar_chain::add_to_queue): Make it protected.
4521 (scalar_chain::emit_conversion_insns): Likewise.
4522 (scalar_chain::replace_with_subreg): Likewise.
4523 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4524 (scalar_chain::convert_op): Likewise.
4525 (scalar_chain::convert_reg): Likewise.
4526 (scalar_chain::make_vector_copies): Likewise.
4527 (scalar_chain::convert_registers): New pure virtual function.
4528 (class dimode_scalar_chain): New class.
4529 (class timode_scalar_chain): Likewise.
4530 (scalar_chain::mark_dual_mode_def): Renamed to ...
4531 (dimode_scalar_chain::mark_dual_mode_def): This.
4532 (timode_scalar_chain::mark_dual_mode_def): New function.
4533 (timode_scalar_chain::convert_insn): Likewise.
4534 (dimode_scalar_chain::convert_registers): Likewise.
4535 (scalar_chain::compute_convert_gain): Renamed to ...
4536 (dimode_scalar_chain::compute_convert_gain): This.
4537 (scalar_chain::replace_with_subreg): Renamed to ...
4538 (dimode_scalar_chain::replace_with_subreg): This.
4539 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4540 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4541 (scalar_chain::make_vector_copies): Renamed to ...
4542 (dimode_scalar_chain::make_vector_copies): This.
4543 (scalar_chain::convert_reg): Renamed to ...
4544 (dimode_scalar_chain::convert_reg ): This.
4545 (scalar_chain::convert_op): Renamed to ...
4546 (dimode_scalar_chain::convert_op): This.
4547 (scalar_chain::convert_insn): Renamed to ...
4548 (dimode_scalar_chain::convert_insn): This.
4549 (scalar_chain::convert): Call convert_registers.
4550 (convert_scalars_to_vector): Change to scalar_chain pointer to
4551 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4552 in 32-bit mode. Delete scalar_chain pointer. Call
4553 free_dominance_info in 64-bit mode.
4554 (pass_stv::gate): Remove TARGET_64BIT check.
4555 (ix86_option_override): Put the 64-bit STV pass before the CSE
4558 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4560 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4561 dw_loc_frame_offset field.
4562 * dwarf2out.c (new_loc_descr): Likewise.
4563 (resolve_args_picking_1): Turn the VISITED hash set into a
4564 FRAME_OFFSET hash map. Use it to associate a frame offset to
4565 visited nodes. Remove uses of the CHECKING_P macro.
4566 (resolve_args_picking): Update call to resolve_args_picking_1.
4568 2016-04-27 Martin Liska <mliska@suse.cz>
4570 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4571 (free_loop_data): Release vuses of groups.
4573 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4575 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4576 instead of redundant use_id and boolean have_use_for.
4577 (struct iv_use): Change sub_id into group_id. Remove field next.
4578 Move fields: related_cands, n_map_members, cost_map and selected
4580 (struct iv_group): ... here. New structure.
4581 (struct iv_common_cand): Use structure declaration directly.
4582 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4583 (MAX_CONSIDERED_USES): Rename macro to ...
4584 (MAX_CONSIDERED_GROUPS): ... here.
4585 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4586 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4587 (dump_uses): Rename to ...
4588 (dump_groups): ... here. Update all uses.
4589 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4590 (find_induction_variables): Refactor format of dump information.
4591 (record_sub_use): Delete.
4592 (record_use): Update all uses.
4593 (record_group): New function.
4594 (record_group_use, find_interesting_uses_op): Call above functions.
4596 (find_interesting_uses_cond): Ditto.
4597 (group_compare_offset): New function.
4598 (split_all_small_groups): Rename to ...
4599 (split_small_address_groups_p): ... here. Update all uses.
4600 (split_address_groups): Update all uses.
4601 (find_interesting_uses): Refactor format of dump information.
4602 (add_candidate_1): Update all uses. Remove redundant check on iv,
4604 (add_candidate, record_common_cand): Remove redundant assert.
4605 (add_iv_candidate_for_biv): Update use.
4606 (add_iv_candidate_derived_from_uses): Update all uses.
4607 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4608 (alloc_use_cost_map): Ditto.
4609 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4610 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4611 (determine_use_iv_cost_generic): Ditto.
4612 (determine_group_iv_cost_generic): Ditto.
4613 (determine_use_iv_cost_address): Ditto.
4614 (determine_group_iv_cost_address): Ditto.
4615 (determine_use_iv_cost_condition): Ditto.
4616 (determine_group_iv_cost_cond): Ditto.
4617 (determine_use_iv_cost): Ditto.
4618 (determine_group_iv_cost): Ditto.
4619 (set_autoinc_for_original_candidates): Update all uses.
4620 (find_iv_candidates): Update all uses. Refactor dump information.
4621 (determine_use_iv_costs): Ditto.
4622 (determine_iv_costs): Ditto.
4623 (iv_ca_cand_for_use): Rename to ...
4624 (iv_ca_cand_for_group): ... here. Update all uses.
4625 (iv_ca_add_use, iv_ca_add_group): Ditto.
4626 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4627 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4628 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4629 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4630 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4631 (create_new_iv, adjust_iv_update_pos): Ditto.
4632 (rewrite_use_address): Delete.
4633 (rewrite_use_address_1): Rename to ...
4634 (rewrite_use_address): ... here.
4635 (rewrite_use_compare): Update all uses.
4636 (rewrite_use): Delete.
4637 (rewrite_uses): Rename to ...
4638 (rewrite_groups): ... here. Update all uses.
4639 (remove_unused_ivs, free_loop_data): Update all uses.
4640 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4642 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4644 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4645 for WORD_REGISTER_OPERATIONS to runtime check.
4647 2016-04-27 Richard Biener <rguenther@suse.de>
4650 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4651 aggregate_value_p to determine if a function result is
4652 returned by reference.
4653 (ipa_pta_execute): Functions having their address taken are
4654 not automatically nonlocal.
4656 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4659 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4660 * fold-const.c (operand_equal_p): If flag_checking and
4661 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4662 and if it returns non-zero, assert iterative_hash_expr on both
4665 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4667 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4669 2016-04-27 Nick Clifton <nickc@redhat.com>
4672 * varasm.c (merge_weak): Generate an error if an attempt is made
4673 to convert a non-weak static function into a weak, public function.
4675 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4677 * params.def (MAX_PARTITION_SIZE): New param.
4678 * doc/invoke.texi: Document lto-max-partition.
4680 2016-04-27 Richard Biener <rguenther@suse.de>
4683 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4684 function cummulating used_from_other_partition, externally_visible
4685 and force_output from aliases.
4686 (refered_from_nonlocal_var): Likewise.
4687 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4688 node flags properly.
4690 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4692 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4693 (-Wmemset-elt-size): New item.
4695 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4698 * stor-layout.h (internal_reference_types): Delete.
4699 * stor-layout.c (reference_types_internal): Likewise.
4700 (internal_reference_types): Likewise.
4701 (layout_type) <REFERENCE_TYPE>: Adjust.
4703 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4706 * tree.h (inchash::add_expr): Add FLAGS argument.
4707 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4708 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4709 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4710 Formatting fix. Adjust recursive calls. For tcc_comparison,
4711 if swap_tree_comparison (code) is smaller than code, hash that
4712 and arguments in the other order. Hash CONVERT_EXPR the same
4713 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4714 of ADDR_EXPR of decl as the decl itself. Add or remove
4715 OEP_ADDRESS_OF from recursive flags as needed. For
4716 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4717 operands commutatively and only the third one normally.
4718 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4720 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4722 * config/rtems.h (LIB_SPEC): Add -latomic.
4724 2016-04-27 Joel Sherrill <joel@rtems.org>
4726 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4727 xilink.ld and flags not relevant to RTEMS.
4729 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4731 * toplev.c (backend_init_target): Avoid calling init_reload when using
4734 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4736 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4737 for loops rather than one for the whole function.
4739 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4741 * match.pd (X + CST CMP X): New transformation.
4743 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4745 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4746 * fold-const.c (fold_binary_loc): Remove 2 transformations
4747 superseded by match.pd.
4748 * match.pd (x+x -> x*2): Generalize to integers.
4750 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4752 * config/i386/i386.md (operation on memory peephole): Duplicate an
4753 existing peephole and adapt it to match lea rather than an operation
4756 PR rtl-optimization/57193
4757 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4759 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4761 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4763 * tree-if-conv.c (any_pred_load_store): New static variable.
4764 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4765 any_pred_load_store instead of and_mask_load_store.
4766 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4767 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4768 (combine_blocks, tree_if_conversion): Ditto.
4770 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4772 PR tree-optimization/70771
4773 PR tree-optimization/70775
4774 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4775 virtual PHI nodes. Delete parameter.
4776 (if_convertible_loop_p_1): Delete argument to above function.
4777 (predicate_all_scalar_phis): Delete code handling single-argument
4779 (tree_if_conversion): Mark and update virtual SSA.
4781 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4784 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4785 (x86_elf_aligned_common): Rename to ...
4786 (x86_elf_aligned_decl_common): ... this.
4787 Add decl arg. Switch to .lbss for largecomm object. Use
4788 LARGECOMM_SECTION_ASM_OP.
4789 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4791 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4792 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4794 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4795 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4797 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4800 * config/i386/i386.c (SECTION_LARGE): Define.
4801 (x86_64_elf_select_section): Set it for large data/bss sections.
4802 Only clear SECTION_WRITE for .lrodata.
4803 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4805 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4806 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4807 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4809 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4810 * doc/tm.texi: Regenerate.
4812 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4815 * configure.ac (--enable-checking): Document extra flag, for
4816 non-release builds default to --enable-checking=yes,extra.
4817 If misc checking and extra checking, define CHECKING_P to 2 instead
4819 * common.opt (fchecking=): Add.
4820 * doc/invoke.texi (-fchecking=): Document.
4821 * doc/install.texi: Document --enable-checking changes.
4822 * configure: Regenerated.
4823 * config.in: Regenerated.
4825 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4827 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4828 attribute instead of which_alternative.
4829 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4830 Use EXT_REX_SSE_REG_P where appropriate.
4832 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4834 * config/i386/predicates.md (const0_operand): Do not match
4835 const_wide_int code.
4836 (const1_operand): Ditto.
4838 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4840 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4841 for SSE constm1 operands and TARGET_AVX512VL.
4842 (*movti_internal): Ditto.
4843 (*mov<mode>_or): Use constm1_operand predicate.
4844 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4845 for SSE vector_all_ones operands and TARGET_AVX512VL.
4846 * config/i386/predicates.md (constm1_operand): New predicate.
4847 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4848 emission of constant -1 load.
4850 2016-04-25 Jason Merrill <jason@redhat.com>
4852 * gdbinit.in: Skip is-a.h.
4854 * attribs.c (register_scoped_attributes): Fix logic.
4855 * attribs.h: Declare register_scoped_attributes.
4857 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4859 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4860 stxvd2x and stxvw4x built-in functions.
4862 2016-04-25 DJ Delorie <dj@redhat.com>
4864 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4865 (ashrhi3): Likewise.
4866 (lshrhi3): Likewise.
4868 2016-04-25 Richard Biener <rguenther@suse.de>
4870 PR tree-optimization/70780
4871 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4873 (compute_antic): Mark blocks with abnormal preds as visited as
4874 they have a final empty antic-in solution already.
4876 2016-04-25 Michael Collison <michael.collison@linaro.org>
4878 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4880 2016-04-25 Michael Collison <michael.collison@linaro.org>
4882 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4883 mode is VQI to improve mixed mode vectorization.
4884 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4885 define_insn to match low half of signed vaddw.
4886 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4887 define_insn to match high half of signed vaddw.
4888 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4889 define_insn to match low half of unsigned vaddw.
4890 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4891 define_insn to match high half of unsigned vaddw.
4892 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4893 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4894 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4896 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4897 * config/arm/predicates.md (vect_par_constant_high): Support
4898 big endian and simplify by calling
4899 arm_simd_check_vect_par_cnst_half
4900 (vect_par_constant_low): Likewise.
4902 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4904 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4905 predicate for operand 2.
4907 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4908 H.J. Lu <hongjiu.lu@intel.com>
4910 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4911 machine_mode argument.
4912 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4913 constm1_rtx operands. For VOIDmode constants, get mode from
4914 pred_mode. Check mode size if the mode is supported by ABI.
4915 (standard_sse_constant_opcode): Do not use standard_constant_p.
4916 Strictly check ABI support for all-ones operands.
4917 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4918 immediates. Update calls to standard_sse_constant_p.
4919 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4920 (ix86_rtx_costs): Ditto.
4921 * config/i386/i386.md (*movxi_internal_avx512f): Use
4922 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4923 Use (v,BC) alternative instead of (v,C). Use register_operand
4924 checks instead of MEM_P.
4925 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4926 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4927 isa attribute. Use register_operand checks instead of MEM_P.
4928 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4929 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4930 alternative and corresponding sse2 isa attribute.
4931 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4932 to standard_sse_constant_p.
4933 (FP constant splitters): Ditto.
4934 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4936 * config/i386/predicates.md (constm1_operand): Remove.
4937 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4938 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4939 vector_all_ones_operand instead of constm1_operand.
4941 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4943 * print-rtl.c (print_rtx_insn_vec): New function.
4944 * print-rtl.h: New prototype.
4945 * store-motion.c (struct st_expr): Make avail_stores a vector.
4946 (st_expr_entry): Adjust.
4947 (free_st_expr_entry): Likewise.
4948 (print_store_motion_mems): Likewise.
4949 (find_moveable_store): Likewise.
4950 (compute_store_table): Likewise.
4951 (delete_store): Likewise.
4952 (build_store_vectors): Likewise.
4954 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4956 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4958 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4960 * vec.h (vec_safe_contains): New function.
4961 (vec::contains): Likewise.
4962 (vec::begin): Likewise.
4963 (vec::end): Likewise.
4965 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4968 * cfgexpand.c (expand_stack_vars): Fix typo.
4970 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4972 * system.h (list, map, set, vector): Include conditionally.
4973 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4974 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4975 * ipa-icf.c (INCLUDE_LIST): Define.
4976 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4977 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4978 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4979 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4980 * cp/logic.cc (INCLUDE_LIST): Define.
4981 * fortran/trans-common.c (INCLUDE_MAP): Define.
4983 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4985 * auto-profile.c: Remove <string.h> include.
4986 * ipa-icf-gimple.c: Remove <list> include.
4987 * diagnostic.c: Remove <new> include.
4988 * genmatch.c: Likewise.
4989 * pretty-print.c: Likewise.
4990 * toplev.c: Likewise
4991 * c/c-objc-common.c: Likewise.
4992 * cp/error.c: Likewise.
4993 * fortran/error.c: Likewise.
4995 2016-04-22 Richard Biener <rguenther@suse.de>
4997 * lto-streamer-in.c (input_ssa_names): Do not allocate
4998 GIMPLE_NOP for all SSA names.
4999 * lto-streamer-out.c (output_ssa_names): Do not output
5000 SSA names that should have been released.
5002 2016-04-22 Richard Biener <rguenther@suse.de>
5004 PR tree-optimization/70740
5005 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5008 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5011 * config/i386/predicates.md (call_insn_operand): Replace
5012 sibcall_memory_operand with memory_operand.
5014 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5016 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5017 has_single_use() tests.
5018 (register_edge_assert_for_1): Likewise.
5019 (find_assert_locations_1): Check the liveness bitmap instead of
5020 checking has_single_use().
5022 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5025 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5026 Extract AVX-512BW constraint from AVX.
5028 2016-04-21 Richard Biener <rguenther@suse.de>
5030 PR tree-optimization/70725
5031 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5032 for phi_convertible_by_degenerating_args.
5033 (predicate_all_scalar_phis): Handle single-argument PHIs.
5035 2016-04-21 Richard Biener <rguenther@suse.de>
5038 * fold-const.c (fold_comparison): Return properly typed
5041 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5043 PR tree-optimization/70715
5044 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5045 after expanding BASE using expand_simple_operations.
5047 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5049 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5050 New transformations.
5052 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5054 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5056 2016-04-20 Jan Hubicka <jh@suse.cz>
5058 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5059 ultiimate_alias_target.
5060 (update_callee_keys): Likewise.
5061 (lookup_recursive_calls): Likewise.
5062 (speculation_useful_p): Likewise.
5064 2016-04-20 Jan Hubicka <jh@suse.cz>
5067 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5068 (set_nothrow_flag_1): ... this; handle interposition correctly;
5069 recurse on aliases and thunks.
5070 (cgraph_node::set_nothrow_flag): New.
5071 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5072 functions compiled with non-call exceptions that binds to current
5074 (propagate_nothrow): Be safe WRT interposition.
5075 * cgraph.h (set_nothrow_flag): Update prototype.
5077 2016-04-18 Jan Hubicka <jh@suse.cz>
5079 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5080 max_loop_iterations_int.
5081 (tree_unswitch_outer_loop): Likewise.
5083 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5085 PR tree-optimization/69489
5086 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5087 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5088 Revise dump message.
5089 (if_convertible_bb_p): Remove check on edge count of basic block's
5092 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5094 PR tree-optimization/56625
5095 PR tree-optimization/69489
5096 * tree-data-ref.h (DR_INNERMOST): New macro.
5097 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5098 hashing struct innermost_loop_behavior.
5099 (ref_DR_map): Remove.
5100 (innermost_DR_map): New map.
5101 (baseref_DR_map): Revise comment.
5102 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5103 to innermost_DR_map accroding to its innermost loop behavior.
5104 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5105 to its innermost loop behavior.
5106 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5107 Add initialization for innermost_DR_map. Record memory reference
5108 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5109 have innermost loop behavior.
5110 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5113 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5115 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5116 *lea_general_1. Use explicit SWI12 mode interator.
5117 (*lea<mode>_general_2): Rename from *lea_general_2.
5118 Use explicit SWI12 mode interator.
5119 (*lea<mode>_general_3): Rename from *lea_general_3.
5120 Use explicit SWI12 mode interator.
5121 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5122 Use explicit SWI12 mode interator.
5123 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5124 Use explicit SWI48 mode interator.
5126 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5128 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5129 Short-cut unaligned load and store cases. Handle all integer
5131 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5132 and store cases. Call ix86_avx256_split_vector_move_misalign
5133 directly without checking mode class.
5135 2016-04-20 Andrew Pinski <apinski@cavium.com>
5136 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5139 * config/aarch64/aarch64.md (sibcall): Force call
5140 address to be DImode for ILP32.
5141 (sibcall_value): Likewise.
5143 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5145 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5147 2016-04-20 Richard Biener <rguenther@suse.de>
5149 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5150 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5151 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5152 (maybe_push_res_to_seq): Adjust.
5153 * gimple-fold.c (maybe_build_generic_op): Likewise.
5155 2016-04-20 Marek Polacek <polacek@redhat.com>
5157 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5160 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5162 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5163 use kmovw to support AVX512F target.
5165 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5167 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5169 2016-04-20 Marek Polacek <polacek@redhat.com>
5171 PR tree-optimization/70725
5172 * tree-if-conv.c (is_false_predicate): New function.
5173 (predicate_mem_writes): Use it.
5175 2016-04-20 Richard Biener <rguenther@suse.de>
5177 PR tree-optimization/70726
5178 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5179 shift amounts from a pattern stmt operand.
5181 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5184 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5185 stack_restore_from_fpr pattern when restoring r15.
5186 (s390_optimize_prologue): Strip away the memory barrier in the
5187 parallel when trying to get rid of restore insns.
5188 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5189 definition for loading the stack pointer from an FPR. Compared to
5190 the normal move insn this pattern includes a full memory barrier.
5192 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5195 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5196 implicitly linear or lastprivate iterator on the outer context.
5198 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5200 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5202 * config/i386/i386.md (ssememalign): Removed.
5203 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5205 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5208 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5209 const short * to __builtin_ia32_loaddquhi512_mask.
5210 (_mm512_maskz_loadu_epi16): Likewise.
5211 (_mm512_mask_storeu_epi16): Pass short * to
5212 __builtin_ia32_storedquhi512_mask.
5213 (_mm512_mask_loadu_epi8): Pass const char * to
5214 __builtin_ia32_loaddquqi512_mask.
5215 (_mm512_maskz_loadu_epi8): Likewise.
5216 (_mm512_mask_storeu_epi8): Pass char * to
5217 __builtin_ia32_storedquqi512_mask.
5218 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5219 const double * to __builtin_ia32_loadupd512_mask.
5220 (_mm512_mask_loadu_pd): Likewise.
5221 (_mm512_maskz_loadu_pd): Likewise.
5222 (_mm512_storeu_pd): Pass double * to
5223 __builtin_ia32_storeupd512_mask.
5224 (_mm512_mask_storeu_pd): Likewise.
5225 (_mm512_loadu_ps): Pass const float * to
5226 __builtin_ia32_loadups512_mask.
5227 (_mm512_mask_loadu_ps): Likewise.
5228 (_mm512_maskz_loadu_ps): Likewise.
5229 (_mm512_storeu_ps): Pass float * to
5230 __builtin_ia32_storeups512_mask.
5231 (_mm512_mask_storeu_ps): Likewise.
5232 (_mm512_mask_loadu_epi64): Pass const long long * to
5233 __builtin_ia32_loaddqudi512_mask.
5234 (_mm512_maskz_loadu_epi64): Likewise.
5235 (_mm512_mask_storeu_epi64): Pass long long *
5236 to __builtin_ia32_storedqudi512_mask.
5237 (_mm512_loadu_si512): Pass const int * to
5238 __builtin_ia32_loaddqusi512_mask.
5239 (_mm512_mask_loadu_epi32): Likewise.
5240 (_mm512_maskz_loadu_epi32): Likewise.
5241 (_mm512_storeu_si512): Pass int * to
5242 __builtin_ia32_storedqusi512_mask.
5243 (_mm512_mask_storeu_epi32): Likewise.
5244 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5245 char * to __builtin_ia32_storedquqi256_mask.
5246 (_mm_mask_storeu_epi8): Likewise.
5247 (_mm256_mask_loadu_epi16): Pass const short * to
5248 __builtin_ia32_loaddquhi256_mask.
5249 (_mm256_maskz_loadu_epi16): Likewise.
5250 (_mm_mask_loadu_epi16): Pass const short * to
5251 __builtin_ia32_loaddquhi128_mask.
5252 (_mm_maskz_loadu_epi16): Likewise.
5253 (_mm256_mask_loadu_epi8): Pass const char * to
5254 __builtin_ia32_loaddquqi256_mask.
5255 (_mm256_maskz_loadu_epi8): Likewise.
5256 (_mm_mask_loadu_epi8): Pass const char * to
5257 __builtin_ia32_loaddquqi128_mask.
5258 (_mm_maskz_loadu_epi8): Likewise.
5259 (_mm256_mask_storeu_epi16): Pass short * to.
5260 __builtin_ia32_storedquhi256_mask.
5261 (_mm_mask_storeu_epi16): Pass short * to.
5262 __builtin_ia32_storedquhi128_mask.
5263 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5264 const double * to __builtin_ia32_loadupd256_mask.
5265 (_mm256_maskz_loadu_pd): Likewise.
5266 (_mm_mask_loadu_pd): Pass onst double * to
5267 __builtin_ia32_loadupd128_mask.
5268 (_mm_maskz_loadu_pd): Likewise.
5269 (_mm256_mask_storeu_pd): Pass double * to
5270 __builtin_ia32_storeupd256_mask.
5271 (_mm_mask_storeu_pd): Pass double * to
5272 __builtin_ia32_storeupd128_mask.
5273 (_mm256_mask_loadu_ps): Pass const float * to
5274 __builtin_ia32_loadups256_mask.
5275 (_mm256_maskz_loadu_ps): Likewise.
5276 (_mm_mask_loadu_ps): Pass const float * to
5277 __builtin_ia32_loadups128_mask.
5278 (_mm_maskz_loadu_ps): Likewise.
5279 (_mm256_mask_storeu_ps): Pass float * to
5280 __builtin_ia32_storeups256_mask.
5281 (_mm_mask_storeu_ps): ass float * to
5282 __builtin_ia32_storeups128_mask.
5283 (_mm256_mask_loadu_epi64): Pass const long long * to
5284 __builtin_ia32_loaddqudi256_mask.
5285 (_mm256_maskz_loadu_epi64): Likewise.
5286 (_mm_mask_loadu_epi64): Pass const long long * to
5287 __builtin_ia32_loaddqudi128_mask.
5288 (_mm_maskz_loadu_epi64): Likewise.
5289 (_mm256_mask_storeu_epi64): Pass long long * to
5290 __builtin_ia32_storedqudi256_mask.
5291 (_mm_mask_storeu_epi64): Pass long long * to
5292 __builtin_ia32_storedqudi128_mask.
5293 (_mm256_mask_loadu_epi32): Pass const int * to
5294 __builtin_ia32_loaddqusi256_mask.
5295 (_mm256_maskz_loadu_epi32): Likewise.
5296 (_mm_mask_loadu_epi32): Pass const int * to
5297 __builtin_ia32_loaddqusi128_mask.
5298 (_mm_maskz_loadu_epi32): Likewise.
5299 (_mm256_mask_storeu_epi32): Pass int * to
5300 __builtin_ia32_storedqusi256_mask.
5301 (_mm_mask_storeu_epi32): Pass int * to
5302 __builtin_ia32_storedqusi128_mask.
5303 * config/i386/i386-builtin-types.def (PCSHORT): New.
5305 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5306 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5307 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5308 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5309 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5310 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5311 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5312 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5313 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5314 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5315 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5316 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5317 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5318 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5319 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5320 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5321 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5322 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5323 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5324 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5325 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5326 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5327 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5328 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5329 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5330 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5331 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5332 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5333 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5334 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5335 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5336 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5337 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5338 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5339 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5340 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5341 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5342 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5343 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5344 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5345 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5346 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5347 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5348 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5349 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5350 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5351 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5352 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5353 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5355 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5356 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5358 (ix86_expand_vector_move_misalign): Likewise.
5359 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5360 to scalar function prototype for unaligned load/store builtins.
5361 (ix86_expand_special_args_builtin): Updated.
5362 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5363 (UNSPEC_STOREU): Likewise.
5364 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5365 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5366 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5367 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5368 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5369 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5370 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5371 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5372 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5373 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5374 (<avx512>_storedqu<mode>_mask): Likewise.
5375 (*sse4_2_pcmpestr_unaligned): Likewise.
5376 (*sse4_2_pcmpistr_unaligned): Likewise.
5377 (*mov<mode>_internal): Renamed to ...
5378 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5379 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5380 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5381 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5383 2016-04-19 Richard Biener <rguenther@suse.de>
5385 PR tree-optimization/70171
5386 * tree-ssa-phiprop.c: Include stor-layout.h.
5387 (phiprop_insert_phi): Handle the aggregate copy case.
5388 (propagate_with_phi): Likewise.
5390 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5392 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5393 instead of simplify_gen_subreg (... , 0).
5394 (ix86_delegitimize_address): Ditto.
5395 (ix86_split_divmod): Ditto.
5396 (ix86_split_copysign_const): Ditto.
5397 (ix86_split_copysign_var): Ditto.
5398 (ix86_expand_args_builtin): Ditto.
5399 (ix86_expand_round_builtin): Ditto.
5400 (ix86_expand_special_args_builtin): Ditto.
5401 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5402 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5403 (udivmodqi4): Ditto.
5404 (absneg splitters): Ditto.
5405 (*jcc_bt<mode>_1): Ditto.
5407 2016-04-19 Richard Biener <rguenther@suse.de>
5409 PR tree-optimization/70724
5410 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5411 restoring out from ...
5412 (free_scc_vn): ... here.
5413 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5414 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5416 (pass_fre::execute): Restore SSA info.
5418 2016-04-19 Richard Biener <rguenther@suse.de>
5420 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5421 * gimple-walk.c (walk_gimple_op): Initialize it.
5422 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5423 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5424 remapping SSA names of defs.
5425 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5428 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5431 * lra-constraints.c (equiv_substition_p): New.
5432 (process_alt_operands): Use it.
5433 (swap_operands): Swap it.
5434 (curr_insn_transform): Update it.
5436 2016-04-18 Michael Matz <matz@suse.de>
5438 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5439 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5440 * tree-core.h (tree_type_common.align): Use bit-field.
5441 (tree_type_common.spare): New.
5442 (tree_decl_common.off_align): Make smaller.
5443 (tree_decl_common.align): Use bit-field.
5445 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5446 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5447 (scan_sharing_clauses): Ditto.
5448 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5449 (omp_finish_file): Ditto.
5450 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5451 (layout_decl): Ditto.
5452 (relayout_decl): Ditto.
5453 (finalize_record_size): Use SET_TYPE_ALIGN.
5454 (finalize_type_size): Ditto.
5455 (finish_builtin_struct): Ditto.
5456 (layout_type): Ditto.
5457 (initialize_sizetypes): Ditto.
5458 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5459 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5460 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5461 (get_chain_field): Ditto.
5462 (get_trampoline_type): Ditto.
5463 (get_nl_goto_field): Ditto.
5464 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5466 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5467 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5468 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5469 (build_qualified_type): Use SET_TYPE_ALIGN.
5470 (build_aligned_type, build_range_type_1): Ditto.
5471 (build_atomic_base): Ditto.
5472 (build_common_tree_nodes): Ditto.
5473 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5474 (expand_one_stack_var_at): Ditto.
5475 * coverage.c (build_var): Use SET_DECL_ALIGN.
5476 * except.c (init_eh): Ditto.
5477 * function.c (assign_parm_setup_block): Ditto.
5478 * symtab.c (increase_alignment_1): Ditto.
5479 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5480 * tree-vect-stmts.c (ensure_base_align): Ditto.
5481 * varasm.c (align_variable): Ditto.
5482 (assemble_variable): Ditto.
5483 (build_constant_desc): Ditto.
5484 (output_constant_def_contents): Ditto.
5486 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5487 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5488 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5489 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5490 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5492 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5495 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5496 replace %vmovsd with "%vmovq".
5497 (vec_concatv2df): Likewise.
5499 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5501 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5502 (*vec_extractv2si_0): Ditto.
5503 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5504 (zero_extended_scalar_load_operand splitters): Ditto.
5505 (vec_extract splitters): Ditto.
5506 (*vec_extractv4si_0_zext): Ditto.
5507 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5509 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5510 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5511 (*sse4_1_extractps): Use lowpart_subreg.
5512 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5514 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5516 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5518 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5519 Mention Solaris 11 packaging changes.
5520 Update gas and gld requirements.
5521 Remove reference to pre-Solaris 10 bug.
5522 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5524 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5527 2016-04-17 Jan Hubicka <jh@suse.cz>
5529 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5530 max_loop_iterations_int.
5532 2016-04-18 Richard Biener <rguenther@suse.de>
5534 PR tree-optimization/43434
5535 * tree-ssa-structalias.c (struct vls_data): New.
5536 (visit_loadstore): Handle all pointer-based accesses.
5537 (compute_dependence_clique): Compute a bitmap of restrict tags
5538 assigned bases and pass it to visit_loadstore.
5540 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5543 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5544 armv8.1-a and armv8.1-a+crc.
5546 2016-04-18 Richard Biener <rguenther@suse.de>
5548 PR tree-optimization/70701
5549 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5550 references after translating through a memcpy.
5552 2016-04-18 Richard Biener <rguenther@suse.de>
5554 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5555 (compute_antic): ... here. For partial antic use regular
5556 postorder and scrap iteration.
5557 (compute_partial_antic_aux): Remove unused return value.
5558 (init_pre): Do not allocate postorder.
5559 (fini_pre): Do not free postorder.
5561 2016-04-18 Richard Biener <rguenther@suse.de>
5564 * expmed.c (extract_bit_field_1): Remove broken case
5565 using a wider MODE_INT mode.
5567 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5569 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5570 unless compiling with at least GCC-4.8.
5572 2016-04-17 Jan Hubicka <jh@suse.cz>
5575 * graphite.c (graphite_finalize): Update call to
5576 tree_estimate_probability.
5577 * predict.h (tree_estimate_probability): Update prototype.
5579 2016-04-17 Jan Hubicka <jh@suse.cz>
5581 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5582 (tree_estimate_probability): Likewise.
5583 (pass_profile::execute): Update.
5584 (report_predictor_hitrates): New function.
5585 * profile.c (compute_branch_probabilities): Use it.
5586 * predict.h (report_predictor_hitrates): Declare.
5588 2016-04-17 Jan Hubicka <jh@suse.cz>
5591 * cgraph.h (cgraph_node::set_const_flag,
5592 cgraph_node::set_pure_flag): Update prototype to return bool;
5594 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5595 of interposable symbol are interposable, too.
5596 (cgraph_set_const_flag_1): Rename to ...
5597 (set_const_flag_1): ... this one; change to self recursive function
5598 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5599 clearnig the flag in all variants and also virtual thunks of const
5600 functions are pure; track if any change was done.
5601 (cgraph_node::set_const_flag): Update.
5602 (struct set_pure_flag_info): New struct.
5603 (cgraph_set_pure_flag_1): Rename to ...
5604 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5605 rather than pointer encoded flags; track if any changes was done;
5606 handle correctly clearning flag and setting flag of aliases already
5608 (cgraph_node::set_pure_flag): Update.
5609 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5611 2016-04-17 Tom de Vries <tom@codesourcery.com>
5614 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5617 2016-04-17 Tom de Vries <tom@codesourcery.com>
5619 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5620 '{}<> ' as escape-for-record.
5622 2016-04-17 Tom de Vries <tom@codesourcery.com>
5624 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5627 2016-04-17 Tom de Vries <tom@codesourcery.com>
5630 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5631 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5632 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5633 * passes.c (finish_optimization_passes): Only call
5634 finish_graph_dump_file if dfi->graph_dump_initialized.
5635 (execute_function_dump, pass_init_dump_file): Use
5636 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5638 2016-04-17 Tom de Vries <tom@codesourcery.com>
5640 PR tree-optimization/70256
5641 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5642 (debug_varmap): New function.
5644 2016-04-17 Tom de Vries <tom@codesourcery.com>
5647 * passes.c (pass_manager::register_pass): Propagate pflags.
5649 2016-04-17 Tom de Vries <tom@codesourcery.com>
5652 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5653 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5654 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5655 check if it's equal to p_start.
5656 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5658 2016-04-15 Jan Hubicka <jh@suse.cz>
5661 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5662 function does not bind to current def.
5663 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5664 handle conservatively calls to functions that does not need to bind
5666 (check_call): Update call of worse_state.
5667 (ignore_edge_for_nothrow): Update.
5668 (ignore_edge_for_pure_const): Likewise.
5669 (propagate_pure_const): Update calls to worse_state.
5670 (skip_function_for_local_pure_const): Reformat comments.
5672 2016-04-15 Jan Hubicka <jh@suse.cz>
5675 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5676 (cgraph_node::function_symbol): Likewise.
5677 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5678 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5679 (symtab_node::ultimate_alias_target): Add REF parameter.
5680 (symtab_node::binds_to_current_def_p): Declare.
5681 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5682 (cgraph_node::function_symbol): Likewise.
5683 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5684 (cgraph_node::get_availability): Likewise.
5685 (cgraph_edge::binds_to_current_def_p): New inline function.
5686 (varpool_node::get_availability): Add REF parameter.
5687 (varpool_node::ultimate_alias_target): Likewise.
5688 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5689 (symtab_node::binds_to_current_def_p): Likewise.
5690 * varpool.c (varpool_node::get_availability): Likewise.
5692 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5695 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5696 Fix mode size check.
5698 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5700 * BASE-VER: Set to 7.0.0.
5702 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5704 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5706 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5708 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5709 architecture revisions.
5711 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5713 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5714 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5715 * config/i386/i386.md (stack decrement to push peepholes): Guard
5716 with !x86_using_red_zone ().
5718 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5721 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5722 to dump_generic_node.
5723 (NIY): Pass also flags to do_niy.
5725 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5727 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5728 (simd_clone_vector_of_formal_parm_types)
5729 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5730 (simd_clone_mangle, simd_clone_create)
5731 (simd_clone_adjust_return_type, create_tmp_simd_array)
5732 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5733 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5734 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5735 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5736 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5737 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5738 * omp-simd-clone.c: ... this new file.
5739 (simd_clone_vector_of_formal_parm_types): Make it static.
5740 * Makefile.in (OBJS): Add omp-simd-clone.o.
5742 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5745 * config/i386/sse.md: Use proper memory operand modifiers.
5748 2016-04-15 Richard Biener <rguenther@suse.de>
5749 Alan Modra <amodra@gmail.com>
5751 PR tree-optimization/70130
5752 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5753 when alignment stays not the same and no not use the realign
5756 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5759 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5760 direct move handlers for KFmode. Change TFmode handlers test from
5761 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5763 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5766 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5767 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5768 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5769 * tree-ssa-live.c (remove_unused_scope_block_p): When
5770 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5771 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5772 block_ultimate_origin is FUNCTION_DECL.
5773 (remove_unused_locals): If current_function_decl is
5774 polymorphic_ctor_dtor_p, pass initial true to
5775 remove_unused_scope_block_p' is_ctor_dtor_block.
5777 2016-04-14 Martin Sebor <msebor@redhat.com>
5782 * doc/extend.texi (Variable Length): Revert.
5784 2016-04-14 Marek Polacek <polacek@redhat.com>
5785 Jan Hubicka <hubicka@ucw.cz>
5788 * tree.c (verify_type): Disable the canonical type of main variant
5791 2016-04-14 Jason Merrill <jason@redhat.com>
5793 * cfgexpand.c, expr.c: Revert previous change.
5795 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5798 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5799 when building a mem ref for the incoming reduction variable.
5801 2016-04-14 Richard Biener <rguenther@suse.de>
5803 PR tree-optimization/70614
5804 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5805 loop if the evolution dropped to chrec_dont_know.
5806 (interpret_condition_phi): Likewise.
5808 2016-04-14 Richard Biener <rguenther@suse.de>
5810 PR tree-optimization/70623
5811 * tree-ssa-pre.c (changed_blocks): Make global ...
5812 (compute_antic): ... local here. Move and fix worklist
5813 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5814 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5815 worklist handling, dump when ANTIC_IN changed.
5816 (compute_partial_antic_aux): Remove worklist handling.
5817 (init_pre): Do not compute post dominators. Add a comment about
5818 the CFG order chosen.
5819 (fini_pre): Do not free post dominators.
5821 2016-04-13 Martin Sebor <msebor@redhat.com>
5826 * doc/extend.texi (Variable Length): Document C++ specifics.
5828 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5831 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5832 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5833 eh edges have been purged.
5836 * tree-sra.c (create_access_replacement,
5837 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5839 * tree-pretty-print.c (dump_fancy_name): New function.
5840 (dump_decl_name, dump_generic_node): Use it.
5842 2016-04-13 Jason Merrill <jason@redhat.com>
5844 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5845 * expr.c (expand_expr_real_1): Likewise.
5847 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5849 * config/i386/i386.md (kunpckhi): Swap operands.
5850 (kunpcksi): Likewise.
5851 (kunpckdi): Likewise.
5852 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5853 (vec_pack_trunc_<mode>): Likewise.
5855 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5858 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5861 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5862 gimplification turns some element into non-constant.
5865 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5866 * explow.c (convert_memory_address_addr_space_1): No longer static,
5867 add NO_EMIT argument and don't call convert_modes if true, pass
5868 it down recursively, remove break after return.
5869 (convert_memory_address_addr_space): Adjust caller.
5870 * simplify-rtx.c (simplify_unary_operation_1): Call
5871 convert_memory_address_addr_space_1 instead of convert_memory_address,
5872 if it returns NULL, don't simplify.
5874 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5877 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5879 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5881 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5882 Bump the upper SIMDLEN limits, so that if the return type or
5883 characteristic type if the return type is void can be passed in
5884 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5887 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5890 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5891 Do not use "=" constraint on an input constraint.
5892 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5893 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5894 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5895 generates (neg (abs ...)) instead of (abs ...).
5897 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5899 PR rtl-optimization/70596
5900 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5901 just invalidate LRA data and reset them. Adjust dump wording.
5903 2016-04-12 Martin Liska <mliska@suse.cz>
5906 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5908 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5910 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5911 max_loop_iterations_int.
5912 (tree_unswitch_outer_loop): Likewise.
5913 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5914 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5916 2016-04-12 Tom de Vries <tom@codesourcery.com>
5918 PR tree-optimization/68756
5919 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5920 instead of new_name.
5922 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5924 PR tree-optimization/70602
5925 * tree-sra.c (generate_subtree_copies): Don't write anything into
5926 constant pool decls.
5928 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5929 regardless whether there are depend clauses or not.
5931 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5934 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5935 target attribute and pragma from changing the -mfloat128
5936 and -mfloat128-hardware options.
5938 * doc/extend.texi (Additional Floating Types): Document PowerPC
5939 __float128 restrictions.
5941 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5944 * config/aarch64/driver-aarch64.c
5945 (aarch64_get_extension_string_for_isa_flags): New.
5946 (arch_extension): Rename to...
5947 (aarch64_arch_extension): ...This.
5948 (ext_to_feat_string): Rename to...
5949 (aarch64_extensions): ...This.
5950 (aarch64_core_data): Keep track of architecture extension flags.
5951 (cpu_data): Rename to...
5952 (aarch64_cpu_data): ...This.
5953 (aarch64_arch_driver_info): Keep track of architecture extension
5955 (get_arch_name_from_id): Rename to...
5956 (get_arch_from_id): ...This, change return type.
5957 (host_detect_local_cpu): Update and reformat for renames, handle
5958 extensions through common infrastructure.
5960 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5963 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5964 track of a canonical flag name.
5965 (all_extensions): Likewise.
5966 (arch_to_arch_name): Also track extension flags enabled by the arch.
5967 (all_architectures): Likewise.
5968 (aarch64_parse_extension): Move to here.
5969 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5971 (aarch64_rewrite_selected_cpu): Update for above change.
5972 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5973 are handled, such that the single explicit value enabled by an
5974 extension is kept seperate from the implicit values it also enables.
5975 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5977 (aarch64_parse_extension): New.
5978 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5979 here to config/aarch64/aarch64-protos.h.
5980 (aarch64_parse_extension): Move from here to
5981 common/config/aarch64/aarch64-common.c.
5982 (aarch64_option_print): Update.
5983 (aarch64_declare_function_name): Likewise.
5984 (aarch64_start_file): Likewise.
5985 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5986 the canonical flag for extensions.
5987 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5990 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5992 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5995 2016-04-09 Tom de Vries <tom@codesourcery.com>
5997 PR tree-optimization/68953
5998 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5999 first to last subscript.
6001 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6003 PR tree-optimization/70586
6004 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6007 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6011 PR tree-optimization/70373
6015 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6016 clauses for acc parallel reductions as necessary. Error on those
6018 * omp-low.c (scan_sharing_clauses): Don't install variables which
6019 are used in acc parallel reductions.
6020 (lower_rec_input_clauses): Remove dead code.
6021 (lower_oacc_reductions): Add support for reference reductions.
6022 (lower_reduction_clauses): Remove dead code.
6023 (lower_omp_target): Don't remap variables appearing in acc parallel
6025 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6027 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6030 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6031 with multiple SSA_NAME defs, force the outputs other than first
6032 to be live before calling live_track_process_def on each output.
6034 PR rtl-optimization/70574
6035 * fwprop.c (forward_propagate_and_simplify): Don't add
6036 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6037 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6038 paradoxical subregs within *loc.
6040 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6042 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6043 -ftree-parallelize-loops={0,1}.
6044 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6045 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6046 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6047 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6048 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6050 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6053 * asan.c (instrument_derefs): If we get unknown location, extract it
6055 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6057 2016-04-08 Tom de Vries <tom@codesourcery.com>
6059 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6060 implicit firstprivate clause.
6062 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6065 * config/arm/thumb2.md (tst + branch-> lsls + branch
6066 peephole below *orsi_not_shiftsi_si): Require that condition
6067 register is dead after the peephole.
6068 (second peephole after the above): Likewise.
6070 2016-04-08 Alan Modra <amodra@gmail.com>
6073 * builtins.c (fold_builtin_classify): For IBM extended precision,
6074 look at just the high-order double to test for NaN.
6075 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6076 test just the high double for Inf but both doubles for subnormal
6079 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6081 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6082 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6083 node->simdclone->mask_mode != VOIDmode masks.
6084 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6085 earlier, use it instead of node->simdclone.
6086 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6087 Set clonei->mask_mode.
6089 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6092 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6093 Pass it through to cp_parser_already_scoped_statement.
6094 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6095 it through to cp_parser_statement.
6096 (cp_parser_statement): Pass IF_P through to
6097 cp_parser_iteration_statement.
6098 (cp_parser_pragma): Adjust call to
6099 cp_parser_iteration_statement.
6101 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6104 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6105 resolve a future -Wparentheses warning.
6106 * omp-low.c (scan_sharing_clauses): Likewise.
6107 * tree-parloops.c (eliminate_local_variables): Likewise.
6109 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6111 PR rtl-optimization/70398
6112 * lra-constraints.c (process_address_1): Check zero scale and code
6113 for reloading with zero scale.
6115 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6117 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6118 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6120 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6122 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6123 Add support for AVX512F clones, include them by default for
6124 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6125 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6129 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6130 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6131 firstprivate clauses.
6132 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6133 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6134 (lower_omp_target): Set TREE_NO_WARNING for
6135 non-addressable possibly uninitialized vars which are copied into
6136 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6138 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6140 * config/pa/predicates.md (integer_store_memory_operand): Accept
6141 REG+D operands with a large offset when reload_in_progress is true.
6142 (floating_point_store_memory_operand): Likewise.
6144 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6147 * match.pd (nested int casts): Limit to GIMPLE.
6149 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6152 * ipa-devirt.c (maybe_record_node): Fix comment; use
6153 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6155 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6157 PR rtl-optimization/70542
6158 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6159 if there are any uses other than insn or debug insns.
6161 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6162 Jakub Jelinek <jakub@redhat.com>
6164 PR tree-optimization/70509
6165 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6166 Shift HOST_WIDE_INT_1U instead of 1.
6168 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6170 PR tree-optimization/70509
6171 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6172 of the vector base type for index.
6174 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6177 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6179 2016-04-05 Richard Biener <rguenther@suse.de>
6181 PR tree-optimization/70526
6182 * tree-sra.c (build_ref_for_offset): Use prev_base to
6183 extract the alias pointer type.
6185 2016-04-05 Richard Biener <rguenther@suse.de>
6187 * dse.c (struct store_info): Remove alias_set member.
6188 (struct read_info_type): Likewise.
6189 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6190 spill_deleted, clear_alias_set_lookup): Remove.
6191 (get_group_info): Remove dead base == NULL_RTX case.
6192 (dse_step0): Remove initialization of removed variables.
6193 (delete_dead_store_insn): Reomve alias set dumping.
6194 (free_read_records): Remove alias_set handling.
6195 (canon_address): Remove alias_set_out parameter.
6196 (record_store): Remove spill_alias_set, it's always zero.
6197 (check_mem_read_rtx): Likewise.
6198 (dse_step2): Rename from ...
6199 (dse_step2_nospill): ... this. Adjust.
6200 (scan_stores): Rename from ...
6201 (scan_stores_nospill): ... this.
6202 (scan_reads): Rename from ...
6203 (scan_reads_nospill): ... this.
6204 (scan_stores_spill, scan_reads_spill): Remove.
6205 (dse_step3_scan): Remove for_spills argument which is always false.
6206 (dse_step3): Likewise.
6207 (dse_step5): Rename from ...
6208 (dse_step5_nospill): ... this. Remove alias_set handling.
6209 (rest_of_handle_dse): Adjust.
6211 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6214 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6215 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6216 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6217 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6219 2016-04-05 Richard Biener <rguenther@suse.de>
6222 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6223 non-register type temporaries into SSA.
6225 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6228 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6229 calls when sanitizing.
6230 (possible_polymorphic_call_target_p): Fix formatting.
6232 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6233 Jakub Jelinek <jakub@redhat.com>
6236 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6237 to ensure a call statement is compatible with a built-in's
6239 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6242 2016-04-04 Richard Biener <rguenther@suse.de>
6244 PR rtl-optimization/70484
6245 * rtl.h (canon_output_dependence): Declare.
6246 * alias.c (canon_output_dependence): New function.
6247 * dse.c (record_store): Use canon_output_dependence rather
6248 than canon_true_dependence.
6250 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6253 * cgraph.h (symtab_node::copy_visibility_from): New function.
6254 * symtab.c (symtab_node::copy_visibility_from): New function.
6255 * ipa-visibility.c (optimize_weakref): New function.
6256 (function_and_variable_visibility): Use it.
6258 2016-04-04 Martin Liska <mliska@suse.cz>
6261 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6262 value that is really in range handled by SBR instruction.
6263 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6264 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6265 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6267 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6271 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6272 set, but not for SP_REG operands.
6274 2016-04-02 Martin Sebor <msebor@redhat.com>
6277 * fold-const.c (maybe_nonzero_address): New function.
6278 (fold_comparison): Call it. Fold equality and relational
6279 expressions involving null pointers.
6280 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6282 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6284 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6285 the "Y" constraint (scalar FP 0.0 immediate).
6287 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6288 Add the "const_double" to the list of operand constraints.
6290 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6292 PR rtl-optimization/70467
6293 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6294 If low word of the last operand is 0, just emit addition/subtraction
6297 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6300 * config/s390/s390.c (s390_expand_insv): Check for everything
6301 constant instead of just VOIDmode stuff.
6303 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6306 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6308 2016-04-01 Nathan Sidwell <nathan@acm.org>
6310 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6312 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6314 PR rtl-optimization/70461
6315 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6318 2016-03-31 Martin Liska <mliska@suse.cz>
6321 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6322 a tree value or an immediate integer value to a buffer
6323 that is eventually copied to a BRIG section.
6324 (emit_immediate_operand): Call the function here.
6325 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6326 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6327 of class' fields that are removed.
6328 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6329 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6330 m_brig_repr_size fields.
6332 2016-03-31 Martin Liska <mliska@suse.cz>
6335 * hsa-gen.c (hsa_function_representation::update_dominance): New
6337 (convert_addr_to_flat_segment): Likewise.
6338 (gen_hsa_memory_set): New alignment argument.
6339 (gen_hsa_ctor_assignment): Likewise.
6340 (gen_hsa_insns_for_single_assignment): Provide alignment
6341 to gen_hsa_ctor_assignment.
6342 (gen_hsa_insns_for_direct_call): Add new argument.
6343 (expand_lhs_of_string_op): New function.
6344 (expand_string_operation_builtin): Likewise.
6345 (expand_memory_copy): New function.
6346 (expand_memory_set): New function.
6347 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6348 (convert_switch_statements): Change signature.
6349 (generate_hsa): Use a return value of the function.
6350 (pass_gen_hsail::execute): Do not call
6351 convert_switch_statements here.
6352 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6353 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6354 (hsa_function_representation::update_dominance): New function.
6356 2016-03-31 Martin Liska <mliska@suse.cz>
6359 * hsa-brig.c (emit_directive_variable): Emit alignment
6360 according to hsa_symbol::m_align.
6361 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6362 (dump_hsa_symbol): Dump alignment of HSA symbols.
6363 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6364 (gen_hsa_addr_with_align): New function.
6365 (hsa_bitmemref_alignment): Use newly added function.
6366 (gen_hsa_insns_for_load): Likewise.
6367 (gen_hsa_insns_for_store): Likewise.
6368 (gen_hsa_memory_copy): New argument added.
6369 (gen_hsa_insns_for_single_assignment): Respect
6370 alignment for assignments processed via gen_hsa_memory_copy.
6371 (gen_hsa_insns_for_direct_call): Likewise.
6372 (gen_hsa_insns_for_return): Likewise.
6373 (gen_function_def_parameters): Set default alignment.
6374 * hsa.c (hsa_object_alignment): New function.
6375 (hsa_byte_alignment): Pasted function.
6376 * hsa.h (hsa_symbol::m_align): New field.
6378 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6380 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6381 scratch field for goto case.
6383 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6385 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6387 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6390 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6391 (scalar_chain::convert_insn): Call convert_op for reg
6392 moves to handle undefined registers.
6394 2016-03-31 Nathan Sidwell <nathan@acm.org>
6397 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6398 Assert we don't want to move backwards.
6400 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6403 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6405 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6407 PR rtl-optimization/70460
6408 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6409 with operand from REG_LABEL_OPERAND, instead substitute
6410 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6411 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6413 2016-03-31 Martin Liska <mliska@suse.cz>
6415 * passes.c (execute_one_pass): Do not call
6416 todo_after for a discarded function.
6418 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6420 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6421 (no_cost, infinite_cost): Initialize the new field.
6422 (get_computation_cost_at): Record setup cost.
6423 (determine_use_iv_cost_address): Skip cost computation for sub
6424 uses if we can estimate it without losing accuracy.
6426 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6428 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6430 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6431 max_loop_iterations_int.
6432 (tree_unswitch_outer_loop): Likewise.
6433 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6434 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6436 2016-03-30 Richard Biener <rguenther@suse.de>
6439 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6441 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6444 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6445 in gen_blendm expander.
6447 2016-03-30 Nick Clifton <nickc@redhat.com>
6450 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6451 case where we are already provided with an SImode SUBREG.
6453 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6456 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6457 conflict between DRAP register and __builtin_eh_return.
6459 2016-03-30 Michael Matz <matz@suse.de>
6460 Richard Biener <rguenther@suse.de>
6463 * ipa-polymorphic-call.c (struct type_change_info): Change
6464 speculative to an unsigned allowing to limit the work we do.
6465 (csftc_abort_walking_p): New inline function..
6466 (check_stmt_for_type_change): Limit the number of may-defs
6467 skipped for speculative devirtualization to
6468 max-speculative-devirt-maydefs.
6469 * params.def (max-speculative-devirt-maydefs): New param.
6470 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6472 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6475 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6478 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6480 PR tree-optimization/59124
6481 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6482 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6484 2016-03-29 Jeff Law <law@redhat.com>
6486 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6488 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6490 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6493 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6495 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6496 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6497 gcrt0.o if linking dynamically.
6499 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6502 * ipa-devirt.c (methods_equal_p): New function.
6503 (compare_virtual_tables): Use it.
6504 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6505 * cgraphclones.c (clone_function_name_1): Use
6506 symbol_table::symbol_suffix_separator.
6507 * coverage.c (build_var): Likewise.
6508 * symtab.c (symbol_table::symbol_suffix_separator): New.
6510 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6512 PR rtl-optimization/70429
6513 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6514 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6515 mode != result_mode.
6518 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6520 PR tree-optimization/70405
6521 * ssa-iterators.h (num_imm_uses): Add missing braces.
6523 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6525 PR rtl-optimization/68695
6526 * ira-color.c (allocno_copy_cost_saving): New.
6527 (improve_allocation): Use it.
6529 2016-03-29 Richard Henderson <rth@redhat.com>
6532 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6534 2016-03-29 Richard Biener <rguenther@suse.de>
6537 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6538 use alignment returned by get_pointer_alignment_1 if it is
6539 bigger than BITS_PER_UNIT.
6540 * builtins.c (get_pointer_alignment_1): Do not return true
6541 for alignment extracted from SSA info.
6543 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6545 * config/ft32/ft32.opt (mnodiv): New.
6546 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6547 * doc/invoke.texi (FT32 Options -mnodiv): New.
6549 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6552 * config/i386/i386.md (define_split, andn): Fix modes.
6554 2016-03-26 Richard Biener <rguenther@suse.de>
6555 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6558 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6560 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6561 as 2nd argument to cl_optimization_restore().
6563 2016-03-25 Richard Henderson <rth@redhat.com>
6566 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6567 * config/aarch64/aarch64-protos.h: Declare it.
6568 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6570 2016-03-25 Alan Modra <amodra@gmail.com>
6573 * config/rs6000/constraints.md (j): Simplify.
6574 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6576 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6577 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6578 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6579 in all constraint alternatives.
6580 (movtd_64bit_nodm): Delete "j" constraint alternative.
6582 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6584 * tree-ssa-propagate.c: Enhance docs for
6585 SSA_PROP_NOT_INTERESTING.
6587 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6589 * doc/extend.texi: Fix typo in documentation to pure attribute.
6591 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6594 * config/pa/pa.md (bswapdi2): Use a scratch register.
6596 2016-03-24 Richard Henderson <rth@redhat.com>
6599 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6602 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6604 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6605 using ix86_expand_binary_operator instead of gen_andsi3.
6607 2016-03-24 Richard Biener <rguenther@suse.de>
6609 PR tree-optimization/70396
6610 * tree-vect-stmts.c (vectorizable_comparison): Use
6611 get_vectype_for_scalar_type.
6613 2016-03-24 Richard Biener <rguenther@suse.de>
6616 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6617 with register bases.
6619 2016-03-24 Richard Biener <rguenther@suse.de>
6621 PR tree-optimization/70372
6622 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6623 build_all_ones_cst to also handle vector types correctly.
6625 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6628 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6631 2016-03-23 Marek Polacek <polacek@redhat.com>
6634 * doc/invoke.texi: Document -Wignored-attributes.
6636 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6638 PR tree-optimization/69042
6639 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6640 parameter from 30 to 40.
6642 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6644 PR tree-optimization/69042
6645 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6646 for use with constant offset stripped in base.
6648 2016-03-23 Richard Biener <rguenther@suse.de>
6651 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6652 mode compatibility check.
6653 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6655 2016-03-23 Jeff Law <law@redhat.com>
6657 PR tree-optimization/64058
6658 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6660 (struct ssa_conflicts): Move up earlier in the file.
6661 (conflicts_, var_map_): New static variables.
6662 (initialize_conflict_count): New function to initialize the
6663 CONFLICT_COUNT field for each conflict pair.
6664 (compare_pairs): Lazily initialize the conflict count and use it
6665 as the first tie-breaker.
6666 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6667 and wipe conflicts_ and map_ around the call to qsort. Remove
6668 special case for 2 coalesce pairs.
6669 * bitmap.c (bitmap_count_unique_bits): New function.
6670 (bitmap_count_bits_in_word): New function, extracted from
6672 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6673 * bitmap.h (bitmap_count_unique_bits): Declare it.
6675 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6678 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6679 transparent alias chain for decl assembler name.
6680 * config/sol2.c (solaris_assemble_visibility): Likewise.
6682 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6684 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6686 (v10_fdivs): Likewise.
6687 (v10_fdivd): Likewise.
6689 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6692 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6693 to not call fclose twice on file.
6695 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6697 PR tree-optimization/70354
6698 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6699 oprnd0 is wider than oprnd1 and there is a cast from the wider
6700 type to oprnd1, mask it with the mask of the narrower type.
6703 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6704 Optimize TARGET_STV splitters, if high or low word of last argument
6707 2016-03-22 Jeff Law <law@redhat.com>
6710 tree-ssa-threadbackward.c
6711 (fsm_find_control_statement_thread_paths): Correctly distinguish
6712 between old style jump threads vs FSM jump threads.
6714 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6717 * config/i386/i386.c (scalar_chain::convert_op): Support
6718 uninitialized register usage case.
6720 2016-03-22 Richard Biener <rguenther@suse.de>
6723 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6725 (capture::gen_transform): ... to change behavior when substituting
6726 a condition into cond or not-cond expr context.
6727 (dt_simplify::gen_1): Adjust.
6728 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6729 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6730 last change and instead change to
6731 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6732 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6734 2016-03-22 Anthony Green <green@moxielogic.com>
6736 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6737 issue for moxiebox targets.
6738 (CC1PLUS_SPEC): Ditto.
6740 2016-03-22 Richard Biener <rguenther@suse.de>
6743 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6746 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6748 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6750 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6753 * config/i386/i386.c (def_builtin): Handle
6754 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6756 (const struct builtin_description bdesc_special_args[]):
6757 Remove duplicate ISA bits.
6759 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6762 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6763 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6764 in a way that works also for AVX512BW.
6767 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6768 instead of source if operands[1] is xmm16 and above and
6769 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6770 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6773 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6774 on assign if (*from_p) is a comparison, set it to
6775 TREE_NO_WARNING (*from_p).
6777 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6780 * lra.c (restore_scratches): Ignore deleted insns.
6782 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6783 Jakub Jelinek <jakub@redhat.com>
6785 PR tree-optimization/70317
6786 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6789 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6792 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6793 of ix86_expand_move.
6795 (movti): Use general_operand for operand 1 predicate.
6797 2016-03-21 Martin Liska <mliska@suse.cz>
6799 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6801 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6803 2016-03-21 Martin Liska <mliska@suse.cz>
6806 * ipa-icf.c (sem_function::parse): Skip static
6807 constructors and destructors.
6809 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6812 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6813 function-like macro, peek following token(s) if it is followed
6814 by CPP_OPEN_PAREN token with optional padding in between, and
6815 if not, don't treat it like a macro.
6817 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6818 Alexander Monakov <amonakov@ispras.ru>
6820 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6821 for the stabs debug format.
6823 2016-03-21 Richard Biener <rguenther@suse.de>
6825 PR tree-optimization/70310
6826 * tree-vect-generic.c (expand_vector_condition): Fold the built
6829 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6832 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6833 Block third alternative for AVX-512VL target,
6835 2016-03-21 Martin Liska <mliska@suse.cz>
6838 * hsa-brig.c (emit_function_directives): Mark unemitted
6839 global variables for emission.
6840 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6841 (get_symbol_for_decl): Likewise.
6842 * hsa.h (struct hsa_symbol): New flag.
6844 2016-03-21 Richard Biener <rguenther@suse.de>
6846 PR tree-optimization/70288
6847 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6848 we do not estimate unsimplified all-constant conditionals or
6849 switches as optimized away.
6851 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6853 PR rtl-optimization/69102
6854 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6855 when we have a readonly dependency context.
6857 2016-03-18 Jeff Law <law@redhat.com>
6859 PR rtl-optimization/70263
6860 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6861 (update_equiv_regs): When trying to move a store to after the insn
6862 that sets the source of the store, make sure the store occurs after
6863 the insn that sets the source of the store. When successful note
6864 the REG_EQUIV note created in the dump file.
6866 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6867 Bernd Schmidt <bschmidt@redhat.com>
6869 * doc/extend.texi: Document more potential problems with basic asms.
6871 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6873 PR rtl-optimization/70278
6874 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6877 2016-03-18 Jason Merrill <jason@redhat.com>
6879 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6881 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6883 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6884 values to 128b regs.
6886 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6888 PR tree-optimization/70252
6889 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6890 boolean vector has a proper number of elements.
6891 (supportable_narrowing_operation): Likewise.
6893 2016-03-18 Tom de Vries <tom@codesourcery.com>
6896 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6898 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6900 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6901 instead of replace_rtx for DEBUG_INSNs.
6903 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6905 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6906 load type reservations.
6908 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6911 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6912 define_constraint for "Q" and "T" constraints.
6914 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6916 Tweak the pipeline model for Exynos M1
6918 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6921 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6924 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6925 where one or both locations aren't within a line_map.
6927 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6930 * opts.c (finish_options): Don't set flag_pie to the default if
6931 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6934 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6936 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6937 true as ALL_REGS argument to replace_rtx.
6939 2016-03-17 Richard Biener <rguenther@suse.de>
6942 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6945 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6948 * rtl.h (replace_rtx): Add ALL_REGS argument.
6949 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6950 equality and assert mode is the same, instead of just rtx pointer
6952 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6953 true as ALL_REGS argument to replace_rtx.
6955 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6957 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6958 for boolean vector with vector mode only.
6959 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6961 2016-03-17 Nick Clifton <nickc@redhat.com>
6964 * config/rx/rx.c (rx_print_integer): Print negative constants in
6967 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6970 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6972 2016-03-16 Richard Henderson <rth@redhat.com>
6973 Richard Biener <rguenth@suse.de>
6978 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6979 first operand as is_gimple_condexpr.
6984 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6985 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6986 Do not gimplify the result.
6987 (do_unop): Adjust call to tree_vec_extract.
6988 (do_binop): Likewise.
6989 (do_compare): Likewise.
6990 (do_plus_minus): Likewise.
6991 (do_negate): Likewise.
6992 (expand_vector_condition): Likewise.
6993 (do_cond): Likewise.
6995 2016-03-16 Richard Henderson <rth@redhat.com>
6998 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6999 (aarch64_classify_address): Use it.
7000 (aarch64_legitimize_address): Force all subexpressions of PLUS
7001 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7003 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7004 Richard Biener <rguenth@suse.de>
7007 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7008 return to even if only REGNO is equal, and assert
7011 2016-03-11 Jeff Law <law@redhat.com>
7013 PR rtl-optimization/70224
7014 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7016 2016-03-16 Richard Henderson <rth@redhat.com>
7019 * function.h (struct function): Add has_forced_label_in_static.
7020 * gimplify.c (force_labels_r): Set it.
7021 * lto-streamer-in.c (input_struct_function_base): Read it.
7022 * lto-streamer-out.c (output_struct_function_base): Write it.
7023 * tree-inline.c (has_label_address_in_static_1): Remove.
7024 (copy_forbidden): Remove fndecl parameter; test
7025 has_forced_label_in_static.
7026 (inline_forbidden_p): Update call to copy_forbidden.
7027 (tree_versionable_function_p): Likewise.
7028 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7029 (chkp_versioning): Likewise.
7030 * tree-inline.h (copy_forbidden): Update decl.
7032 2016-03-16 Marek Polacek <polacek@redhat.com>
7035 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7036 function being thunked if the result type doesn't have fixed size.
7037 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7038 doesn't have fixed size.
7040 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7042 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7043 reporting malformed loop nest.
7045 2016-03-16 Tom de Vries <tom@codesourcery.com>
7048 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7049 nodes.length () == 1 test to before first nodes[0] access.
7051 2016-03-16 Tom de Vries <tom@codesourcery.com>
7053 PR tree-optimization/68715
7054 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7057 2016-03-16 Tom de Vries <tom@codesourcery.com>
7059 PR tree-optimization/68809
7060 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7063 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7064 Sandra Loosemore <sandra@codesourcery.com>
7066 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7067 on leaf attribute. Mention ELF interposition problems.
7069 2016-03-16 Alan Modra <amodra@gmail.com>
7071 PR rtl-optimization/69195
7072 PR rtl-optimization/47992
7073 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7076 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7079 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7081 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7083 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7085 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7087 PR rtl-optimization/70222
7088 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7089 optimization if mode is different from result_mode, queue up masking
7090 of the result in outer_op. Formatting fix.
7093 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7096 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7098 PR rtl-optimization/69032
7099 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7100 looping backwards over basic block insns.
7102 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7105 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7106 to non-speculative when propagating trap bits.
7108 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7110 PR rtl-optimization/63384
7111 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7114 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7117 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7118 factored out from ...
7119 (sched_analyze_insn): ... here.
7120 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7121 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7122 get_implicit_reg_pending_clobbers in it.
7123 (setup_id_reg_sets): Use setup_id_implicit_regs.
7124 (deps_init_id): Ditto.
7126 2016-03-15 Tom de Vries <tom@codesourcery.com>
7129 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7131 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7132 execute_function_dump.
7133 (execute_one_pass): Don't dump function if it will be dumped after ipa
7136 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7138 * genrecog.c (match_pattern_2): If pred is NULL don't call
7139 safe_predicate_mode on it.
7141 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7144 * lra-constraints.c (delete_move_and_clobber): Change assertion
7145 to also allow dregno == 0.
7147 2016-03-14 Richard Henderson <rth@redhat.com>
7150 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7151 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7152 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7153 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7156 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7159 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7161 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7163 * lra-constraints.c (split_reg): For hard regs, try to find the
7164 biggest single-register mode used in the function.
7166 2016-03-14 Richard Biener <rguenther@suse.de>
7168 PR tree-optimization/56365
7169 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7170 constants to compare against.
7172 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7175 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7176 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7177 (define_split for the GPR case): Use int_reg_operand instead of
7178 gpc_reg_operand for the output.
7180 2016-03-14 Tom de Vries <tom@codesourcery.com>
7182 PR tree-optimization/70045
7183 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7184 create_empty_if_region_on_edge argument.
7186 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7188 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7189 (STACK_CHECK_PROTECT): Likewise.
7190 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7191 (STACK_CHECK_PROTECT): Likewise.
7192 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7193 (STACK_CHECK_PROTECT): Likewise.
7194 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7195 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7196 (STACK_CHECK_PROTECT): Likewise.
7198 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7200 PR rtl-optimization/69307
7201 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7202 registers in modes that span more than one register.
7204 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7207 * lra-constraints.c (delete_move_and_clobber): New.
7208 (remove_inheritance_pseudos): Use it.
7210 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7213 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7214 the libcall is LCT_THROW.
7215 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7216 for the checking routine.
7218 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7221 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7222 optimization if we have direct move.
7223 (roundu32<mode>2_fprs): Likewise.
7225 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7228 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7230 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7231 Arguments swapped. All callers changed. Take reg_renumber into
7232 account, and Calculate and compare register ranges for hard regs.
7234 2016-03-11 Jeff Law <law@redhat.com>
7236 PR tree-optimization/70190
7237 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7238 Handle cases where we can not extract the taken edge, even though we
7239 found a constant value.
7241 PR tree-optimization/64058
7242 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7243 (num_coalesce_pairs): Move up earlier in file.
7244 (find_coalesce_pair): Initialize the INDEX field for each pair
7246 (compare_pairs): No longer sort on the elements in each pair.
7247 Instead break ties with the index of the coalesce pair.
7249 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7252 * config/aarch64/aarch64-protos.h
7253 (aarch64_save_restore_target_globals): New prototype.
7254 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7255 Call the above when popping pragma.
7256 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7258 (aarch64_set_current_function): Rewrite using the above.
7260 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7262 PR tree-optimization/70177
7263 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7264 (extract_ops_from_tree): ... this. In the 2 argument
7265 overload remove _1 suffix.
7266 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7267 (extract_ops_from_tree): ... this.
7268 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7270 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7271 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7272 extract_ops_from_tree instead of 2 operand one.
7274 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7276 PR tree-optimization/70013
7277 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7278 for constant-pool entries.
7280 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7282 PR rtl-optimization/70174
7283 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7284 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7286 PR tree-optimization/70169
7287 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7288 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7291 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7292 Jakub Jelinek <jakub@redhat.com>
7295 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7296 of uninitialized values.
7298 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7300 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7302 ("*trunctddd2"): New pattern definition.
7303 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7306 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7308 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7309 definitions for BFP and DFP rounding modes.
7310 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7311 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7312 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7313 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7316 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7318 * config/s390/constraints.md: Adjust comment.
7319 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7320 s390_decompose_addrstyle_without_index.
7321 * config/s390/predicates.md (shift_count_or_setmem_operand):
7322 Rename to setmem_operand.
7323 * config/s390/s390-protos.h
7324 (s390_decompose_shift_count): Rename to
7325 s390_decompose_addrstyle_without_index.
7326 * config/s390/s390.c (s390_decompose_shift_count)
7327 (s390_mem_constraint, print_shift_count_operand)
7328 (print_operand_address, print_operand): Rename
7329 s390_decompose_shift_count to
7330 s390_decompose_addrstyle_without_index and rename
7331 print_shift_count_operand to print_addrstyle_operand troughout the
7333 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7334 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7335 Rename shift_count_or_setmem_operand to setmem_operand.
7336 * config/s390/vx-builtins.md ("vec_insert<mode>")
7337 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7340 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7343 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7344 Handle overlapping retval and newval.
7346 2016-03-10 Nick Clifton <nickc@redhat.com>
7349 * config/aarch64/aarch64.c
7350 (aarch64_override_options_after_change_1): When forcing
7351 flag_omit_frame_pointer to be true, use a special value that can
7352 be detected if this function is called again, thus preventing
7353 flag_omit_leaf_frame_pointer from being forced to be false.
7355 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7357 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7358 Set x_flag_omit_leaf_frame_pointer when handling
7359 -momit-leaf-frame-pointer.
7361 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7364 * cgraph.c (cgraph_node::dump): Dump split_part and
7365 indirect_call_target.
7366 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7367 * ipa.c (has_addr_references_p): Cleanup.
7368 (is_indirect_call_target_p): New.
7369 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7370 called indirectly as local.
7371 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7373 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7376 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7377 on cxa_pure_virtual.
7379 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7382 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7384 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7387 * tree.c (need_assembler_name_p): Only record main variant type names.
7389 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7392 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7393 Always define to 0 or 1.
7394 (TARGET_FIX_ERR_A53_843419): New macro.
7395 * config/aarch64/aarch64-elf-raw.h
7396 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7397 * config/aarch64/aarch64-linux.h: Likewise.
7398 * config/aarch64/aarch64.c
7399 (aarch64_override_options_after_change_1): Do not default
7400 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7402 (aarch64_attributes): Handle fix-cortex-a53-843419.
7403 (aarch64_can_inline_p): Likewise.
7404 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7406 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7407 Jakub Jelinek <jakub@redhat.com>
7409 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7410 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7411 DECL_COMMONS if flag_unconstrained_commons is set.
7412 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7413 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7414 (funconstrained-commons): Document.
7416 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7418 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7419 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7421 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7423 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7424 has a proper number of elements.
7426 2016-03-10 Alan Modra <amodra@gmail.com>
7428 PR rtl-optimization/69195
7429 PR rtl-optimization/47992
7430 * ira.c (recorded_label_ref): Delete.
7431 (update_equiv_regs): Return void.
7432 (indirect_jump_optimize): New function.
7433 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7434 before regstat_compute_ri. Don't rebuild_jump_labels here.
7435 Delete update_regstat.
7437 2016-03-10 Richard Biener <rguenther@suse.de>
7439 PR tree-optimization/70128
7440 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7441 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7443 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7445 PR tree-optimization/70152
7446 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7447 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7450 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7451 instead of gen_sse2_loadlpd.
7452 * config/i386/sse.md (*vec_concatv2df): Rename to...
7453 (vec_concatv2df): ... this.
7455 PR tree-optimization/70127
7456 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7458 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7462 * diagnostic-show-locus.c (compatible_locations_p): New function.
7463 (layout::layout): Sanitize ranges using compatible_locations_p.
7465 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7469 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7470 location_range param with three const expanded_locations * and a
7472 (layout::layout): Replace call to
7473 rich_location::lazily_expand_location with get_expanded_location.
7474 Extract the range and perform location expansion here, passing
7475 the results to the layout_range ctor.
7476 * diagnostic.c (source_range::debug): Delete.
7477 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7478 of rich_location::get_expanded_location.
7479 * gcc-rich-location.c (get_range_for_expr): Delete.
7480 (gcc_rich_location::add_expr): Reimplement to avoid the
7481 rich_location::add_range overload that took a location_range,
7482 passing a location_t instead.
7484 2016-03-09 Richard Biener <rguenther@suse.de>
7485 Jakub Jelinek <jakub@redhat.com>
7487 PR tree-optimization/70138
7488 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7489 Also skip vect_double_reduction_def.
7491 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7494 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7495 if the operand is "m".
7497 2016-03-09 Nathan Sidwell <nathan@acm.org>
7499 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7501 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7503 * config/i386/i386.c (processor_target_table): Fix cost table
7504 intialization order for znver1.
7506 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7508 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7509 - becuase -> because.
7510 * ipa-reference.c (ignore_module_statics): Likewise.
7511 * cgraph.c (cgraph_node::get_body): Likewise.
7512 * ipa-inline.c (early_inliner): Likewise.
7513 * ipa-devirt.c (types_same_for_odr): Likewise.
7514 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7515 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7517 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7519 * tree-ssa-math-opts.c: Fix typo in comment.
7521 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7524 * config/i386/i386.c (scalar_chain::make_vector_copies,
7525 scalar_chain::convert_reg): Call end_sequence in between
7526 get_insns and emit_conversion_insns rather than after both
7529 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7532 * config/i386/i386.h (machine_function): Add
7533 pc_thunk_call_expanded flag.
7534 (ix86_pc_thunk_call_expanded): New define.
7535 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7536 (*set_got): Rename insn pattern from set_got.
7537 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7538 * config/i386/i386.c (ix86_compute_frame_layout): Use
7539 ix86_pc_thunk_call_expanded to prevent red-zone.
7541 2016-03-07 Martin Jambor <mjambor@suse.cz>
7543 * hsa.h (hsa_get_ctor_statements): Declare.
7544 (hsa_get_dtor_statements): Likewise.
7545 (hsa_get_kernel_dispatch_type): Likewise.
7546 * hsa.c (hsa_get_ctor_statements): New function.
7547 (hsa_get_dtor_statements): Likewise.
7548 (hsa_get_kernel_dispatch_type): Likewise.
7549 * hsa-brig.c (hsa_cdtor_statements): Removed.
7550 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7551 hsa_get_dtor_statements.
7552 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7553 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7555 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7557 * config/arm/arm-cores.def (cortex-r8): New.
7558 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7559 * config/arm/arm-tune.md: Likewise.
7560 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7562 2016-03-07 Martin Sebor <msebor@redhat.com>
7564 PR rtl-optimization/19705
7565 * doc/invoke.texi (Options That Control Optimization): Clarify
7566 -fno-branch-count-reg.
7568 2016-02-26 Richard Biener <rguenther@suse.de>
7569 Jeff Law <law@redhat.com>
7571 PR tree-optimization/69740
7572 * cfghooks.c (remove_edge): Request loop fixups if we delete
7573 an edge that might turn an irreducible loop into a natural
7575 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7576 Move after definition of loops_state_clear.
7578 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7580 PR rtl-optimization/69052
7581 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7584 2016-03-07 Tom de Vries <tom@codesourcery.com>
7586 PR tree-optimization/70116
7587 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7588 is_tm_ending stmts and ubsan/asan internal functions.
7589 (find_duplicate): Use it. Don't test is_tm_ending here.
7591 2016-03-07 Richard Biener <rguenther@suse.de>
7593 PR tree-optimization/70115
7594 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7595 (propagate_constants_for_unrolling): Use replace_uses_by.
7597 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7600 * omp-low.c (struct oacc_loop): Add ifns.
7601 (new_oacc_loop_raw): Initialize it.
7602 (finish_oacc_loop): Clear mask & flags if no ifns.
7603 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7604 (oacc_loop_xform_loop): Add ifns arg & adjust.
7605 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7607 2016-03-07 Richard Henderson <rth@redhat.com>
7610 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7611 (insert_value_copy_on_edge): Likewise.
7613 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7615 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7617 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7620 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7622 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7624 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7626 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7628 Fix sseimul type attribute.
7629 * config/i386/znver1.md
7630 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7631 znver1_sseimul_avx256_load) : Fix the type attribute.
7632 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7633 pipe usage and latency.
7635 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7638 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7639 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7642 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7645 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7647 PR rtl-optimization/69941
7648 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7649 the reg share its mode.
7651 2016-03-04 Jeff Law <law@redhat.com>
7653 PR tree-optimization/69196
7654 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7655 If the both SSA_NAMEs are anonymous, then consider them unassociated
7656 and include the PHI in the statement count.
7658 2016-03-05 Tom de Vries <tom@codesourcery.com>
7660 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7661 construct in oacc routine. Check for oacc region in oacc routine.
7663 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7666 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7667 2016-02-22 changes, instead don't recurse if RECUR is already true.
7668 Don't change *dynamic_check if RECUR. Adjust recursive caller
7669 to pass true to the new argument.
7670 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7673 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7674 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7676 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7678 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7680 PR rtl-optimization/57676
7681 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7684 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7686 * tree-vect-patterns.c (search_type_for_mask): Handle
7687 comparison of booleans.
7689 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7691 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7695 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7696 all other ops that have dw_val_class_die_ref operands,
7697 and DW_OP_GNU_entry_value.
7699 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7701 PR rtl-optimization/69904
7702 * config/arm/arm.c (arm_cannot_copy_insn_p):
7703 Return true for load-exclusive instructions.
7705 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7708 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7709 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7710 the pattern no matter if it is used just by non-pattern, pattern
7712 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7713 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7714 oprnd1 def_stmt is in pattern, don't look through it.
7716 2016-03-03 Marek Polacek <polacek@redhat.com>
7719 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7721 2016-03-03 Martin Liska <mliska@suse.cz>
7723 PR tree-optimization/70043
7724 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7725 previous statement if we see a debug statement.
7727 2016-03-03 Richard Biener <rguenther@suse.de>
7729 PR tree-optimization/55936
7730 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7731 parameter and guard unsafe equivalence use.
7732 (vrp_evaluate_conditional_warnv_with_ops): Always use
7733 safe equivalences but not via the quadratic compare_names
7736 2016-03-03 Michael Collison <michael.collison@linaro.org>
7739 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7740 for operand 1 to s_register_operand. Change predicate for operand
7741 2 to arm_not_immediate_operand.
7743 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7745 * doc/tm.texi: Regenerated.
7747 2016-03-02 Richard Henderson <rth@redhat.com>
7750 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7751 simplification when all args are positive non-fixed registers.
7753 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7755 * target.def (lra_p): Specify that new ports should use LRA.
7757 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7760 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7761 gimplify_type_sizes the type they refer to.
7762 (omp_notice_variable): Handle reference vars to VLAs.
7763 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7764 reference to VLA decls in the second pass instead of first pass.
7766 2016-03-02 Tom de Vries <tom@codesourcery.com>
7768 PR tree-optimization/68659
7769 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7770 new_expr == NULL_TREE.
7771 (get_new_name): Handle ADDR_EXPR.
7773 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7775 PR rtl-optimization/69052
7776 * loop-invariant.c (canonicalize_address): New function.
7777 (inv_can_prop_to_addr_use): Check validity of address expression
7778 which is canonicalized by above function.
7780 2016-03-02 Alan Modra <amodra@gmail.com>
7783 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7786 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7789 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7790 (*movhi_internal): Put mask moves from and to memory separately
7791 from moves from/to GPRs.
7793 2016-03-02 Richard Biener <rguenther@suse.de>
7795 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7796 GENERIC expressions in GIMPLE.
7798 2016-03-02 Richard Biener <rguenther@suse.de>
7800 * config/i386/i386.c (type_natural_mode): Fix typo.
7802 2016-03-02 Nick Clifton <nickc@redhat.com>
7804 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7806 2016-03-02 Richard Biener <rguenther@suse.de>
7807 Uros Bizjak <ubizjak@gmail.com>
7810 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7812 2016-03-02 Richard Biener <rguenther@suse.de>
7815 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7817 2016-03-02 Marek Polacek <polacek@redhat.com>
7820 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7821 "is promoted to" warning.
7823 2016-03-01 DJ Delorie <dj@redhat.com>
7825 * config.gcc: Deprecate mep-*.
7827 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7830 * lra-constraints.c (regno_val_use_in): New.
7831 (match_reload): Use it instead of regno_use_in.
7833 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7835 PR rtl-optimization/70007
7836 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7837 references present in REG_EQUAL notes attached to non-SET patterns.
7839 2016-03-01 Jeff Law <law@redhat.com>
7841 PR tree-optimization/69196
7842 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7843 Appropriately clamp the number of statements to copy when the
7844 thread path does not traverse a loop backedge.
7846 PR tree-optimization/69196
7847 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7848 Do count some PHIs in the thread path against the insn count. Decrease
7849 final statement count by one as the control statement in the last
7850 block will get removed. Remove special cased code for handling PHIs
7853 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7856 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7857 asm dialect alternatives to explicit GOTPCREL calls.
7859 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7862 * ira.c (do_reload): Issue warning for generic stack checking here...
7863 * reload1.c (reload): ...instead of here and streamline it.
7865 2016-03-01 Nick Clifton <nickc@redhat.com>
7867 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7869 2016-03-01 Richard Biener <rguenther@suse.de>
7871 PR tree-optimization/69983
7872 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7873 types and fall back to operand_equal_p.
7875 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7878 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7880 * config/s390/constraints.md ("jm8"): New constraint.
7881 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7883 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7885 ("*setmem_long<setmem_and>"): New pattern.
7886 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7888 ("*setmem_long_31z<setmem_and>"): New pattern.
7889 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7890 New substitution rules with the required attributes.
7893 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7896 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7898 * gensupport.c (process_substs_on_one_elem): Split loop to
7899 complete mark_operands_used_in_match_dup on all expressions in the
7901 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7902 and remove function.
7904 2016-03-01 Richard Biener <rguenther@suse.de>
7907 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7908 vector BIT_FIELD_REF extract.
7910 2016-03-01 Richard Biener <rguenther@suse.de>
7912 PR tree-optimization/69994
7913 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7915 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7917 PR tree-optimization/69956
7918 * tree-vect-stmts.c (supportable_widening_operation): Support
7919 multi-step conversion of boolean vectors.
7920 (supportable_narrowing_operation): Likewise.
7922 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7924 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7927 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7929 * config/s390/subst.md (DSI_VI): New mode iterator.
7930 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7931 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7932 the insn definition.
7933 ("*vec_set<mode>"): Change predicate and add alternative to
7934 support only either register or const_int operands as element
7936 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7938 ("vec_extract<mode>"): New expander.
7939 ("*vec_extract<mode>"): New insn definition supporting reg and
7940 const_int element selectors.
7941 ("*vec_extract<mode>_plus"): New insn definition supporting
7942 reg+const_int element selectors.
7943 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7944 following expander+insn definition.
7945 ("<vec_shifts_name><mode>3"): New expander.
7946 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7948 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7950 * config/s390/s390.md ("*tabort_1"): Change predicate to
7951 nonmemory_operand. Add a second alternative to cover
7952 register as well as const int operands.
7953 ("*tabort_1_plus"): New pattern definition.
7955 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7957 * config/s390/s390.md ("*ashrdi3_cc_31")
7958 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7959 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7960 Merge insn definitions into ...
7961 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7962 New pattern definition.
7963 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7964 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7965 ("*ashr<mode>3_and"): Merge insn definitions into ...
7966 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7967 New pattern definition.
7968 * config/s390/subst.md ("addr_style_op_cc_subst")
7969 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7970 substitutions patterns plus attributes.
7971 Add ashiftrt to SUBST iterator.
7973 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7975 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7976 op2 to nonmemory_operand.
7977 ("*<shift>di3_31", "*<shift>di3_31_and"):
7978 Merge into single pattern definition ...
7979 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7980 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7981 pattern definition ...
7982 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7983 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7986 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7988 * config/s390/predicates.md (const_int_6bitset_operand): New
7990 * config/s390/s390.md: Include subst.md.
7991 ("rotl<mode>3"): New expander.
7992 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7994 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7995 * config/s390/subst.md: New file.
7997 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7999 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8000 Remove RRR type. It doesn't really exist.
8001 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8003 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8004 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8005 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8006 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8007 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8008 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8009 `enabled' attribute.
8011 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8013 * gensupport.c (process_substs_on_one_elem): Split loop to
8014 complete mark_operands_used_in_match_dup on all expressions in the
8016 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8017 and remove function.
8019 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8022 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8023 (CEIL_NWORDS): ...this. Use CEIL macro.
8024 (compute_fp_layout): Adjust to above renaming.
8025 (function_arg_union_value): Likewise.
8026 (sparc_arg_partial_bytes): Likewise.
8027 (sparc_function_arg_advance): Likewise.
8029 2016-02-29 Jeff Law <law@redhat.com>
8031 PR tree-optimization/70005
8032 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8033 where an object with a boolean range is compared against a value
8036 PR tree-optimization/69999
8037 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8038 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8041 2016-02-29 Richard Biener <rguenther@suse.de>
8043 PR tree-optimization/69994
8044 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8045 (get_unary_op): Look through nop conversions.
8046 (ops_equal_values_p): New function, look for equality diregarding
8048 (eliminate_plus_minus_pair): Use ops_equal_values_p
8049 (repropagate_negates): Do not use get_unary_op here.
8051 2016-02-29 Martin Liska <mliska@suse.cz>
8053 * system.h: Poison ENABLE_CHECKING macro.
8055 2016-02-29 Martin Liska <mliska@suse.cz>
8057 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8058 is presented in dump flags.
8059 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8060 (hsa_regalloc): Likewise.
8062 2016-02-19 Richard Biener <rguenther@suse.de>
8064 PR tree-optimization/69980
8065 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8066 permutation of those we need to keep.
8068 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8071 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8072 (NWORDS_UP): ...this
8073 (init_cumulative_args): Minor tweaks.
8074 (sparc_promote_function_mode): Likewise.
8075 (scan_record_type): Delete.
8076 (traverse_record_type): New function template.
8077 (classify_data_t): New structure type.
8078 (classify_registers): New inline function.
8079 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8080 exhausted. Instantiate traverse_record_type on classify_registers and
8081 deal with the case of a structure passed in slot #15 with no FP field
8083 (assign_data_t): New structure type.
8084 (compute_int_layout): New static function.
8085 (compute_fp_layout): Likewise.
8086 (count_registers): New inline function.
8087 (assign_int_registers): New static function.
8088 (assign_fp_registers): Likewise.
8089 (assign_registers): New inline function.
8090 (function_arg_record_value_1): Delete.
8091 (function_arg_record_value_2): Likewise.
8092 (function_arg_record_value_3): Likewise.
8093 (function_arg_record_value): Adjust to above changes. Instantiate
8094 traverse_record_type on count_registers to first count the number of
8095 registers to be used and then on assign_registers to assign them.
8096 (function_arg_union_value): Adjust to above renaming.
8097 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8098 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8099 case of a structure passed in slot #15
8100 (sparc_function_arg_advance): Likewise.
8101 (function_arg_padding): Minor tweak.
8103 2016-02-29 Richard Biener <rguenther@suse.de>
8105 PR tree-optimization/69720
8106 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8107 the adjustment_def path for possibly vectorized defs.
8108 (vect_create_epilog_for_reduction): Handle vectorized initial
8111 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8113 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8115 2016-02-27 Jeff Law <law@redhat.com>
8118 2016-02-26 Richard Biener <rguenther@suse.de>
8119 Jeff Law <law@redhat.com>
8121 PR tree-optimization/69740
8122 * cfghooks.c (remove_edge): Request loop fixups if we delete
8123 an edge that might turn an irreducible loop into a natural
8126 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8128 PR rtl-optimization/69896
8129 * tree-vect-generic.c (get_compute_type): Avoid single element
8132 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8134 Rename the AArch64 tuning option and related functions to enable the
8135 Newton series for the reciprocal square root to reflect its
8136 approximative characteristic.
8138 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8139 function to "aarch64_emit_approx_rsqrt".
8140 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8141 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8142 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8143 (xgene1_tunings): Likewise.
8144 (use_rsqrt_p): Likewise.
8145 (aarch64_emit_swrsqrt): Use new function name.
8146 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8147 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8148 text explaining this option.
8149 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8151 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8154 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8155 complain about -mallow-movmisalign without -mvsx if
8156 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8158 2016-02-26 Joel Sherrill <joel@rtems.org>
8160 * config.gcc: Add x86_64-*-rtems*.
8161 * config/i386/rtems-64.h: New file.
8163 2016-02-26 Joel Sherrill <joel@rtems.org>
8165 * config.gcc: Add aarch64-*-rtems*.
8166 * config/aarch64/rtems.h: New file.
8168 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8171 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8172 shift amount using %h. Add comment.
8174 2016-02-26 Richard Biener <rguenther@suse.de>
8175 Jeff Law <law@redhat.com>
8177 PR tree-optimization/69740
8178 * cfghooks.c (remove_edge): Request loop fixups if we delete
8179 an edge that might turn an irreducible loop into a natural
8182 2016-02-26 Martin Jambor <mjambor@suse.cz>
8185 * tree-sra.c (sra_modify_assign): Do not remove loads of
8186 uninitialized aggregates to SSA_NAMEs.
8188 2016-02-26 Richard Henderson <rth@redhat.com>
8191 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8192 pseudo in case the target rtx matches the source of the left
8195 2016-02-26 Martin Jambor <mjambor@suse.cz>
8198 * hsa.h (hsa_type_packed_p): Declare.
8199 * hsa.c (hsa_type_packed_p): New function.
8200 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8202 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8203 * hsa-brig.c (emit_basic_insn): Likewise.
8205 2016-02-26 Martin Jambor <mjambor@suse.cz>
8208 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8210 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8212 2016-02-26 Martin Jambor <mjambor@suse.cz>
8214 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8215 hsa_op_with_type operands.
8216 (hsa_unsigned_type_for_type): Declare.
8217 * hsa.c (hsa_unsigned_type_for_type): New function.
8218 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8219 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8220 the finalizer. Do not emit extra move.
8222 2016-02-26 Martin Jambor <mjambor@suse.cz>
8224 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8225 atomic operations in private segment.
8227 2016-02-26 Martin Jambor <mjambor@suse.cz>
8229 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8230 statements to wi->info. Also disallow omp simd constructs.
8231 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8232 for not gridifying. Dump special string for omp_for.
8234 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8237 * config/aarch64/aarch64.c (aarch64_set_current_function):
8238 Save/restore target globals when switching to
8239 target_option_default_node.
8241 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8244 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8245 Return 0 if !SHIFT_COUNT_TRUNCATED.
8247 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8248 Eric Botcazou <ebotcazou@adacore.com>
8250 PR rtl-optimization/69891
8251 * dse.c (scan_insn): If we can't figure out memset arguments
8252 or they are non-constant, call clear_rhs_from_active_local_stores.
8254 2016-02-26 Martin Liska <mliska@suse.cz>
8256 * doc/extend.texi: Mention clog10, clog10f an clog10l
8257 in Builtins section.
8259 2016-02-26 Martin Liska <mliska@suse.cz>
8261 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8263 (resolve_args_picking_1): Likewise.
8264 * dwarf2out.h (struct GTY): Likewise.
8266 2016-02-26 Martin Liska <mliska@suse.cz>
8268 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8270 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8272 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8273 Martin Liska <mliska@suse.cz>
8275 * doc/install.texi: Mention --enable-valgrind-annotations.
8277 2016-02-26 Richard Biener <rguenther@suse.de>
8279 PR tree-optimization/69551
8280 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8281 looking through aliases adjust DECL_PT_UID to refer to the
8282 ultimate alias target.
8284 2016-02-25 Martin Liska <mliska@suse.cz>
8287 * alloc-pool.c (after_memory_report): New variable.
8288 * alloc-pool.h (base_pool_allocator ::release): Do not use
8289 the infrastructure if after_memory_report.
8290 * toplev.c (toplev::main): Mark after memory report.
8292 2016-02-25 Richard Biener <rguenther@suse.de>
8294 PR tree-optimization/48795
8295 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8297 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8300 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8301 offloading is enabled and -fopenacc or -fopenmp is specified.
8302 (CRTOFFLOADEND): Likewise.
8303 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8304 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8305 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8306 (offload_objects_file_name): New static var.
8307 (tool_cleanup): Remove offload_objects_file_name file.
8308 (find_offloadbeginend): Replace with ...
8309 (find_crtoffloadtable): ... this.
8310 (run_gcc): Remove offload_argc and offload_argv.
8311 Get offload_objects_file_name from -foffload-objects=... option.
8312 Read names of object files with offload from this file, pass them to
8313 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8314 don't pass offloadbegin and offloadend to the linker. Don't pass
8315 offload non-LTO files to the linker, because now they're not claimed.
8317 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8320 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8321 on builtin_unreachable.
8323 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8325 PR rtl-optimization/69896
8326 * regcprop.c: Include cfgrtl.h.
8327 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8328 than remembered mode, either delete it (if noop_move_p), or
8329 treat like copy_p but not noop_p instruction.
8331 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8334 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8335 - allow NULL decl for Fortran DW_TAG_common_block variables.
8337 2016-02-24 Jason Merrill <jason@redhat.com>
8339 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8341 2016-02-24 Richard Biener <rguenther@suse.de>
8342 Jakub Jelinek <jakub@redhat.com>
8345 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8346 conditionally executed ops to well-defined overflow behavior.
8348 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8351 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8354 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8356 PR rtl-optimization/69886
8357 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8358 argument. Use it when checking validity of set instructions.
8359 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8360 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8362 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8363 * store-motion.c (find_moveable_store): Update
8364 can_assign_to_reg_without_clobbers_p callsite.
8366 2016-02-24 Richard Biener <rguenther@suse.de>
8369 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8371 (record_nonwrapping_iv): Do not fall back to the low/high bound
8372 for non-constant IV bases if the stmt is not always executed.
8374 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8376 * config/arm/arm-cores.def (cortex-a32): New entry.
8377 * config/arm/arm-tables.opt: Regenerate.
8378 * config/arm/arm-tune.md: Regenerate.
8379 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8380 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8381 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8382 for -mcpu and -mtune.
8384 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8387 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8388 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8389 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8390 (atomic_loaddi_1): Delete.
8391 (atomic_loaddi): Rewrite expander using the above changes.
8393 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8396 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8399 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8400 Richard Biener <rguenth@suse.de>
8403 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8404 set_mem_attributes if tem is SSA_NAME which got expanded
8407 2016-02-24 Richard Biener <rguenther@suse.de>
8409 PR tree-optimization/69907
8410 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8411 end of permutations for BB vectorization.
8413 2016-02-24 Christian Bruel <christian.bruel@st.com>
8415 * config/arm/arm-c.c (arm_option_override): Initialize
8416 target_option_current_node.
8417 * config/arm/arm.c (arm_pragma_target_parse): Replace
8418 build_target_option_node call by target_option_current_node.
8419 Set target_option_current_node.
8422 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8425 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8426 define_insn_and_split to define_insn.
8427 (zero_extendqi<mode>2_dot2): Same.
8428 (extendqi<mode>2_dot): Same.
8429 (extendqi<mode>2_dot2): Same.
8431 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8433 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8434 and add bypass for AES{D,E} and AESMC pairs.
8435 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8438 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8440 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8441 series for reciprocal square root in Exynos M1.
8443 2016-02-23 Martin Sebor <msebor@redhat.com>
8446 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8447 __builtin_alloca_with_align.
8449 2016-02-23 Richard Henderson <rth@redhat.com>
8451 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8452 (ix86_register_pragmas): Remove __seg_tls.
8453 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8454 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8455 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8456 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8457 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8458 * doc/extend.texi (__seg_tls): Remove item.
8460 2016-02-23 Richard Biener <rguenther@suse.de>
8462 * alloc-pool.h (struct allocation_object): Make id member
8463 conditional on CHECKING_P again.
8464 (get_instance): Adjust.
8465 (base_pool_allocator): Likewise.
8467 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8469 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8470 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8472 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8474 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8476 2016-02-23 Richard Biener <rguenther@suse.de>
8478 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8479 * bitmap.h (struct bitmap_usage): Likewise.
8480 (bitmap_move): Declare.
8481 * bitmap.c (register_overhead): Take size_t argument.
8482 (bitmap_move): New function.
8483 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8484 to properly account overhead.
8485 * tree.c (free_node): Use tree_size.
8487 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8490 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8491 when inverting comparison.
8494 * common.opt (Wunreachable-code): Add Warning flag.
8496 2016-02-23 Mark Wielaard <mjw@redhat.com>
8497 Jakub Jelinek <jakub@redhat.com>
8500 * cgraphunit.c (check_global_declaration): Check main_input_filename
8501 and DECL_SOURCE_FILE are not NULL.
8503 2016-02-23 Martin Jambor <mjambor@suse.cz>
8505 PR tree-optimization/69666
8506 * tree-sra.c (sra_modify_assign): Do not attempt to create
8507 default_def replacements for unscalarizable regions.
8509 2016-02-20 Mark Wielaard <mjw@redhat.com>
8512 * cgraphunit.c (check_global_declaration): Check level of
8513 warn_unused_const_variable and main_input_filename.
8514 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8515 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8516 (-Wunused-const-variable): Explain levels 1 and 2.
8518 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8521 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8522 identical arguments. Formatting and spelling fixes.
8525 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8530 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8531 and m68k-devices.def.
8532 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8533 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8535 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8537 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8538 and HImode registers.
8540 2016-02-22 Richard Biener <rguenther@suse.de>
8542 PR tree-optimization/69882
8543 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8544 preserve permutations present because of gaps.
8545 (vect_supported_load_permutation_p): Always continue checking
8546 permutations after vect_attempt_slp_rearrange_stmts.
8548 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8550 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8551 min_profitable_estimate, rather than min_profitable_iters.
8553 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8556 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8557 SImode for last match_operand.
8559 2016-02-22 Martin Liska <mliska@suse.cz>
8561 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8562 return bitsize - 1 as the return value.
8564 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8568 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8569 Handle negative shift counts.
8570 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8571 force_reg on the shift constant.
8572 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8573 (lshrsi3_d): Handle negative shift counts.
8575 2016-02-22 Richard Biener <rguenther@suse.de>
8576 Tom de Vries <tom@codesourcery.com>
8578 * graph.c: Include dumpfile.h.
8579 (print_graph_cfg): Split into three overloads.
8580 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8582 2016-02-22 Tom de Vries <tom@codesourcery.com>
8584 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8587 2016-02-22 Richard Biener <rguenther@suse.de>
8590 * ipa-inline-transform.c (inline_call): When not updating
8591 overall summaries adjust self size by the growth estimate.
8592 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8593 hash-set, do not update overall summaries here. Renamed from ...
8594 (inline_to_all_callers): ... this which is now wrapping the
8595 above and performing delayed overall summary update.
8596 (early_inline_small_functions): Delay updating of the overall
8599 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8601 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8604 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8607 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8608 :%* in %:gt() argument.
8609 (greater_than_spec_func): Adjust for expecting only numbers,
8610 if there are more than two numbers, compare the last two.
8612 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8614 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8615 -Wnarrowing with -std.
8617 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8620 * expr.c (store_field): Don't use bit-field path if exp is
8621 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8622 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8623 and the assignment can be performed by bitwise copy. Formatting
8627 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8628 call copy_reg_eh_region_note_forward on before and/or after sequences
8629 and remove note from insn if it no longer can throw.
8632 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8635 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8637 * config/s390/vector.md: Add missing commutative operand markers
8638 to the patterns which qualify for one.
8639 * config/s390/vx-builtins.md: Likewise.
8641 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8643 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8644 types to mode iterators.
8645 (vec_double): ... and mode attribute.
8646 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8648 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8650 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8651 Change the predicate of op2 from nonimmediate to general and let
8652 reload fix it if necessary.
8654 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8656 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8658 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8660 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8663 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8665 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8666 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8667 * config/s390/s390.md ("movstr<P:mode>"): Call
8668 s390_expand_vec_movstr.
8670 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8672 * config/s390/s390.md: Add missing output modifier for operand 1
8673 to print it as address properly.
8675 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8677 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8678 * config/s390/2964.md: New file.
8679 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8680 of insn grouping attributes depending on the CPU level.
8681 (s390_get_unit_mask): New function.
8682 (s390_sched_score): Remove the OOO from the scheduling macros.
8683 Add loop to calculate a score for the instruction mix.
8684 (s390_sched_reorder): Likewise plus improve debug output.
8685 (s390_sched_variable_issue): Rename macros as above. Calculate
8686 the unit distances after actually scheduling an insn. Improve
8688 (s390_sched_init): Clear last_scheduled_unit_distance array.
8689 * config/s390/s390.md: Include 2964.md.
8691 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8694 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8695 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8696 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8697 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8698 *avx512f_<code>v8div16qi2_mask_1): New insns.
8700 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8703 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8706 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8707 earlyclobber from target. Use wF constraint for fused memory
8709 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8711 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8712 Martin Liska <mliska@suse.cz>
8715 * cfgexpand.c (asan_sanitize_stack_p): New function.
8716 (partition_stack_vars): Use the function.
8717 (expand_stack_vars): Likewise.
8718 (defer_stack_allocation): Likewise.
8719 (expand_used_vars): Likewise.
8721 2016-02-18 Richard Biener <rguenther@suse.de>
8724 * fold-const.c (operand_equal_p): Properly compare offsets for
8725 IMAGPART_EXPR and ARRAY_REF.
8727 2016-02-18 Nick Clifton <nickc@redhat.com>
8731 * config/arm/arm.c (arm_option_override_internal): Disable
8732 interworking if the target does not support thumb instructions.
8733 (arm_reload_in_hi): Handle the case where a register to register
8734 move needs reloading because there is no simple pattern to handle
8736 (arm_reload_out_hi): Likewise.
8738 2016-02-18 Richard Biener <rguenther@suse.de>
8741 * match.pd: Don't use fold_binary or fold_unary for folding
8744 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8747 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8748 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8749 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8750 warn on gimple_no_warning_p statements.
8752 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8754 * doc/extend.texi (C++ Attributes): Correct description of
8755 warn_unused type attribute.
8757 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8759 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8760 correct instruction.
8762 2016-02-17 Richard Biener <rguenther@suse.de>
8764 PR rtl-optimization/69609
8765 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8766 (find_traces_1_round): When ending a trace update cached priority
8768 (bb_to_key): Use cached priority when available.
8769 (copy_bb): Initialize cached priority.
8770 (reorder_basic_blocks_software_trace_cache): Likewise.
8772 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8775 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8777 (aarch64_comparison_operator): Break overly long line into two.
8778 (aarch64_comparison_operation): Likewise.
8779 * config/aarch64/aarch64.md (cstorecc4): Use
8780 aarch64_comparison_operator_mode instead of
8781 aarch64_comparison_operator.
8782 (cstore<mode>4): Likewise.
8783 (aarch64_cstore<mode>): Likewise.
8784 (*cstoresi_insn_uxtw): Likewise.
8785 (cstore<mode>_neg): Likewise.
8786 (*cstoresi_neg_uxtw): Likewise.
8788 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8791 * config/arm/predicates.md (arm_comparison_operator_mode):
8793 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8794 instead of arm_comparison_operator.
8795 (*mov_negscc): Likewise.
8796 (*mov_notscc): Likewise.
8797 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8798 (*thumb2_mov_negscc): Likewise.
8799 (*thumb2_mov_negscc_strict_it): Likewise.
8800 (*thumb2_mov_notscc): Likewise.
8801 (*thumb2_mov_notscc_strict_it): Likewise.
8803 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8805 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8808 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8810 * config/visium/visium.c (machine_libfunc_index): New enum.
8811 (machine_libfuncs): New structure.
8812 (visium_libfuncs): New static variable.
8813 (TARGET_INIT_LIBFUNCS): Define to...
8814 (visium_init_libfuncs): ...this. New function.
8815 (expand_block_move_4): Use the appropriate libfunc.
8816 (expand_block_move_2): Likewise.
8817 (expand_block_move_1): Likewise.
8818 (expand_block_set_4): Likewise.
8819 (expand_block_set_2): Likewise.
8820 (expand_block_set_1): Likewise.
8821 (visium_trampoline_init): Likewise.
8823 2016-02-17 Nick Clifton <nickc@redhat.com>
8825 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8826 TI's devices.csv file as of March 2016.
8828 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8831 * opts-global.c (handle_common_deferred_options): Introduce and
8832 initialize two global variables to remember command-line options
8833 specifying a stack-limiting register.
8834 * opts.h: Add extern declarations of the two new global variables.
8835 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8836 variable based on the values of the two new global variables.
8838 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8841 * common.opt (Wnonnull-compare): New warning.
8842 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8843 of arguments against NULL.
8844 (-Wnonnull-compare): Document.
8845 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8846 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8847 * passes.def (pass_warn_nonnull_compare): Add.
8848 * gimple-ssa-nonnull-compare.c: New file.
8850 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8852 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8853 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8855 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8857 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8858 reciprocal sqrt for -mlow-precision-recip-sqrt.
8860 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8861 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8863 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8864 always use lane loads to construct non-constant vectors.
8866 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8868 * config/aarch64/aarch64.md
8869 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8870 constraints for operand 3.
8871 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8873 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8874 Richard Biener <rguenther@suse.de>
8876 PR tree-optimization/69820
8877 * tree-vect-patterns.c (type_conversion_p): Return false if
8878 *orig_type is unsigned single precision or boolean.
8879 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8882 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8884 PR rtl-optimization/69764
8885 PR rtl-optimization/69771
8886 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8887 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8889 2016-02-16 Richard Biener <rguenther@suse.de>
8891 PR tree-optimization/69776
8892 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8894 (indirect_refs_may_alias_p): Likewise.
8895 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8896 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8897 according to tbaa_p.
8898 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8899 (optimize_stmt): For redundant store discovery do not allow tbaa.
8901 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8903 PR tree-optimization/69714
8904 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8905 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8907 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8909 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8910 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8911 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8912 * config/arc/arc.c (arc_init): Check FPU options.
8913 (get_arc_condition_code): Handle new CC_FPU* modes.
8914 (arc_select_cc_mode): Likewise.
8915 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8916 register pair only. Allow access for ARCv2 accumulator.
8917 (gen_compare_reg): Whenever we have FPU support use FPU compare
8919 (arc_reorg): Don't generate brcc insns when FPU compare
8920 instructions are involved.
8921 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8922 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8923 floating point emulation.
8924 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8925 (REVERSE_CONDITION): Add new CC_FPU* modes.
8926 (TARGET_FP_SP_BASE): Define.
8927 (TARGET_FP_DP_BASE): Likewise.
8928 (TARGET_FP_SP_FUSED): Likewise.
8929 (TARGET_FP_DP_FUSED): Likewise.
8930 (TARGET_FP_SP_CONV): Likewise.
8931 (TARGET_FP_DP_CONV): Likewise.
8932 (TARGET_FP_SP_SQRT): Likewise.
8933 (TARGET_FP_DP_SQRT): Likewise.
8934 (TARGET_FP_DP_AX): Likewise.
8935 * config/arc/arc.md (ARCV2_ACC): New constant.
8936 (type): New fpu type attribute.
8937 (SDF): Conditional iterator.
8938 (cstore<mode>, cbranch<mode>): Change expand condition.
8939 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8940 handles FPU/FPX cases as well.
8941 * config/arc/arc.opt (mfpu): New option.
8942 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8944 (adddf3, muldf3, subdf3): Removed.
8945 * config/arc/predicates.md (proper_comparison_operator): Recognize
8947 * config/arc/fpu.md: New file.
8948 * doc/invoke.texi (ARC Options): Document mfpu option.
8950 2016-02-16 Richard Biener <rguenther@suse.de>
8952 PR rtl-optimization/69291
8953 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8954 noce_operand_ok check.
8956 2016-02-16 Tom de Vries <tom@codesourcery.com>
8959 * omp-low.c (simd_clone_create): Remove call to
8960 symtab->call_cgraph_insertion_hooks.
8962 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8964 PR tree-optimization/69802
8965 * tree-ssa-reassoc.c (update_range_test): If op is
8966 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8967 op == 1 test of precision 1 integral op, otherwise handle
8968 that case as op itself. Fix up formatting.
8969 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8972 2016-02-16 Richard Biener <rguenther@suse.de>
8974 PR tree-optimization/69586
8975 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8976 types for conversion sources.
8978 2016-02-16 Richard Biener <rguenther@suse.de>
8981 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8982 mask OEP_ADDRESS_OF.
8984 2016-02-16 Alan Modra <amodra@gmail.com>
8987 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8988 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8989 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8991 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8992 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8993 (p8_fmrgow_<mode>): Likewise.
8994 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8996 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8997 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8998 to use movdi_internal64. Remove op0_di.
8999 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9001 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9003 Add support for the FCCMP insn types
9005 * config/aarch64/aarch64.md (fccmp): Change insn type.
9007 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9008 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9009 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9010 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9011 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9012 * config/arm/types.md (fccmps): Add new insn type.
9015 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9017 * alias.c (get_alias_set): Fix a typo in comment.
9019 2016-02-15 Richard Biener <rguenther@suse.de>
9021 PR tree-optimization/69595
9022 * match.pd: Complete range test simplification to true.
9024 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9026 PR rtl-optimization/69648
9027 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9028 pic_offset_table_rtx.
9030 PR rtl-optimization/69752
9031 * ira.c (update_equiv_regs): When looking for more than a single SET,
9032 also take other side effects into account.
9034 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9036 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9037 for z900+ CPUs in 31-bit mode.
9039 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9041 * common/config/s390/s390-common.c (s390_supports_split_stack):
9043 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9044 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9045 * config/s390/s390.c (struct machine_function): New field
9046 split_stack_varargs_pointer.
9047 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9048 in s390_emit_prologue.
9049 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9051 (morestack_ref): New global.
9052 (SPLIT_STACK_AVAILABLE): New macro.
9053 (s390_expand_split_stack_prologue): New function.
9054 (s390_live_on_entry): New function.
9055 (s390_va_start): Use split-stack vararg pointer if appropriate.
9056 (s390_asm_file_end): Emit the split-stack note sections.
9057 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9058 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9059 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9060 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9061 (split_stack_prologue): New expand.
9062 (split_stack_space_check): New expand.
9063 (split_stack_data): New insn.
9064 (split_stack_call): New expand.
9065 (split_stack_call_*): New insn.
9066 (split_stack_cond_call): New expand.
9067 (split_stack_cond_call_*): New insn.
9069 2016-02-15 Richard Biener <rguenther@suse.de>
9071 PR tree-optimization/69783
9072 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9073 Add trivially correct cases.
9075 2016-02-15 Tom de Vries <tom@codesourcery.com>
9078 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9080 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9082 2016-02-15 Richard Biener <rguenther@suse.de>
9084 PR tree-optimization/69776
9085 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9086 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9087 indicate whether we can use TBAA to disambiguate against stores.
9088 Use alias-set zero if not.
9089 (visit_reference_op_store): Do not use TBAA when looking up
9091 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9092 (eliminate_dom_walker::before_dom_children): But not when looking
9093 up redundant stores.
9095 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9097 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9099 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9101 * config/i386/znver1.md
9102 (znver1_pop, znver1_pop_mem,
9103 znver1_load_imov_double_store,
9104 znver1_load_imov_direct_store,
9105 znver1_load_imov_direct_load,
9106 znver1_load_imov_double_load): Add new.
9107 (znver1_insn, znver1_insn_load): Add icmov type.
9109 znver1_sseavx_fma_load,
9111 znver1_avx256_fma_load): Fix pipe usage.
9113 2016-02-14 Alan Modra <amodra@gmail.com>
9116 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9117 with an invalid hard reg, reload just the reg not the entire
9118 pre/post-inc/dec address expression.
9120 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9123 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9124 fixed R1_REG scratch reg.
9125 (sibcall_value_pcrel_fdpic): Likewise.
9127 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9131 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9133 2016-02-12 Walter Lee <walt@tilera.com>
9135 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9136 * config/tilegx/t-tilegx: Likewise.
9138 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9141 * diagnostic-show-locus.c (struct line_span): New struct.
9142 (layout::get_first_line): Delete.
9143 (layout::get_last_line): Delete.
9144 (layout::get_num_line_spans): New member function.
9145 (layout::get_line_span): Likewise.
9146 (layout::print_heading_for_line_span_index_p): Likewise.
9147 (layout::get_expanded_location): Likewise.
9148 (layout::calculate_line_spans): Likewise.
9149 (layout::m_first_line): Delete.
9150 (layout::m_last_line): Delete.
9151 (layout::m_line_spans): New field.
9152 (layout::layout): Update comment. Replace m_first_line and
9153 m_last_line with m_line_spans, replacing their initialization
9154 with a call to calculate_line_spans.
9155 (diagnostic_show_locus): When printing source lines and
9156 annotations, rather than looping over a single span
9157 of lines, instead loop over each line_span within
9158 the layout, with an inner loop over the lines within them.
9159 Call the context's start_span callback when changing line spans.
9160 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9161 (diagnostic_build_prefix): Break out the building of the location
9162 part of the string into...
9163 (diagnostic_get_location_text): ...this new function, rewriting
9164 it from nested ternary expressions to a sequence of "if"
9166 (default_diagnostic_start_span_fn): New function.
9167 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9168 (diagnostic_context::start_span): New field.
9169 (default_diagnostic_start_span_fn): New prototype.
9171 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9174 * gcc.c (driver::finalize): Fix cleanup of "specs".
9176 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9180 * gcc.c (driver::driver): Initialize m_option_suggestions.
9181 (driver::~driver): Clean up m_option_suggestions.
9182 (suggest_option): Convert to...
9183 (driver::suggest_option): ...this, and split out into
9184 driver::build_option_suggestions and find_closest_string.
9185 (driver::build_option_suggestions): New function, from
9186 first half of suggest_option. Special-case
9187 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9188 the sanitizer_opts array. For options of enum types, add the
9189 various enum values to the candidate strings.
9190 (driver::handle_unrecognized_options): Remove "const".
9191 * gcc.h (driver::handle_unrecognized_options): Likewise.
9192 (driver::build_option_suggestions): New decl.
9193 (driver::suggest_option): New decl.
9194 (driver::m_option_suggestions): New field.
9195 * opts-common.c (add_misspelling_candidates): New function.
9196 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9197 and make non-static.
9198 * opts.h (sanitizer_opts): New array decl.
9199 (add_misspelling_candidates): New function decl.
9200 * spellcheck.c (find_closest_string): New function.
9201 * spellcheck.h (find_closest_string): New function decl.
9203 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9205 PR rtl-optimization/69764
9206 PR rtl-optimization/69771
9207 * optabs.c (expand_binop_directly): For shift_optab_p, force
9208 convert_modes with VOIDmode if xop1 has VOIDmode.
9210 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9213 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9214 to correctly determine instrumentation thunks.
9216 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9219 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9220 type by reference, force lhs on the call.
9223 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9224 Compute retval and retbnd early in all cases if split_part_return_p
9225 and return_bb is not EXIT. Remove all clobber stmts and reset
9226 all debug stmts that refer to SSA_NAMEs defined in split part,
9227 except if it is retval, in that case replace the old retval with the
9228 lhs of the call to the split part.
9230 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9233 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9236 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9237 whose result is used in PHI.
9238 (maybe_optimize_range_tests): Likewise.
9239 (final_range_test_p): Likweise.
9241 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9244 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9245 whose result is used in PHI.
9246 (maybe_optimize_range_tests): Likewise.
9247 (final_range_test_p): Likweise.
9249 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9251 * cgraph.c: Spelling fixes - behaviour -> behavior and
9252 neighbour -> neighbor.
9253 * target.def: Likewise.
9254 * sel-sched.c: Likewise.
9255 * config/mips/mips.c: Likewise.
9256 * config/arc/arc.md: Likewise.
9257 * config/arm/cortex-a57.md: Likewise.
9258 * config/arm/arm.c: Likewise.
9259 * config/arm/neon.md: Likewise.
9260 * config/arm/arm-c.c: Likewise.
9261 * config/vms/vms-c.c: Likewise.
9262 * config/s390/s390.c: Likewise.
9263 * config/i386/znver1.md: Likewise.
9264 * config/i386/i386.c: Likewise.
9265 * config/ia64/hpux-unix2003.h: Likewise.
9266 * config/msp430/msp430.md: Likewise.
9267 * config/rx/rx.c: Likewise.
9268 * config/rx/rx.md: Likewise.
9269 * config/aarch64/aarch64-simd.md: Likewise.
9270 * config/aarch64/aarch64.c: Likewise.
9271 * config/nvptx/nvptx.c: Likewise.
9272 * config/bfin/bfin.c: Likewise.
9273 * config/cris/cris.opt: Likewise.
9274 * config/rs6000/rs6000.c: Likewise.
9275 * target.h: Likewise.
9276 * spellcheck.c: Likewise.
9277 * ira-build.c: Likewise.
9278 * tree-inline.c: Likewise.
9279 * builtins.c: Likewise.
9280 * lra-constraints.c: Likewise.
9281 * explow.c: Likewise.
9282 * hwint.h: Likewise.
9283 * targhooks.c: Likewise.
9284 * tree-vect-data-refs.c: Likewise.
9286 * doc/tm.texi: Likewise.
9287 * doc/extend.texi: Likewise.
9288 * doc/install.texi: Likewise.
9289 * doc/md.texi: Likewise.
9290 * tree-ssa-tail-merge.c: Likewise.
9291 * sched-int.h: Likewise.
9292 * match.pd: Likewise.
9293 * sched-ebb.c: Likewise.
9294 * target.def (omit_struct_return_reg): Likewise.
9295 * gimple-ssa-isolate-paths.c: Likewise.
9296 (find_implicit_erroneous_behaviour): Renamed to...
9297 (find_implicit_erroneous_behavior): ... this.
9298 (find_explicit_erroneous_behaviour): Renamed to...
9299 (find_explicit_erroneous_behavior): ... this.
9300 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9302 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9304 PR rtl-optimization/64682
9305 PR rtl-optimization/69567
9306 PR rtl-optimization/69737
9307 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9308 in I2 as well, just lose it.
9310 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9312 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9314 (aarch64_last_printed_tune_string): Likewise.
9315 (aarch64_declare_function_name): Only output .arch assembler
9316 directive if it will be different from the previously output
9317 directive. Same for .tune comment but only if -dA is set.
9318 (aarch64_start_file): New function.
9319 (TARGET_ASM_FILE_START): Define.
9321 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9324 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9326 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9329 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9330 -Wmaybe-uninitialized warning.
9332 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9335 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9337 2016-02-11 Richard Biener <rguenther@suse.de>
9339 PR rtl-optimization/69291
9340 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9341 subexpressions affected by changing the result.
9343 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9346 * lra-constraints.c (curr_insn_transform): Find in/out operands
9347 for secondary memory moves. Update dups.
9349 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9351 PR tree-optimization/69652
9352 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9353 to nested loop, did source re-formatting, skip debug statements,
9354 add check on statement with volatile operand, remove dead scalar
9357 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9358 Patrick Palka <ppalka@gcc.gnu.org>
9362 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9363 calls if the return type is TREE_ADDRESSABLE.
9364 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9365 * ipa-split.c (split_function): Fix doubled "we" in comment.
9366 Use void return type for the split part even if
9367 !split_point->split_part_set_retval.
9369 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9371 PR tree-optimization/68021
9372 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9373 when computing the value of biv cand by itself.
9375 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9377 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9378 (cortexa57_tunings): Likewise.
9379 (cortexa72_tunings): Likewise.
9380 (arch_macro_fusion_pair_p): Add support for AES fusion.
9381 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9382 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9383 Allow virtual registers before reload so early scheduling works.
9384 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9385 correct latency and pipeline.
9386 (cortex_a57_crypto_complex): Likewise.
9387 (cortex_a57_crypto_xor): Likewise.
9388 (define_bypass): Add AES bypass.
9390 2016-02-10 Richard Biener <rguenther@suse.de>
9392 PR tree-optimization/69726
9393 * passes.def: Add DCE pass before late uninit.
9394 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9395 really fixup if-conversions job.
9397 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9399 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9400 (arm_cortex_a57_tune): Likewise.
9401 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9402 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9404 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9406 * timevar.def (TV_PHASE_DBGINFO): Delete.
9407 (TV_PHASE_CHECK_DBGINFO): Likewise.
9408 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9410 2016-02-10 Richard Biener <rguenther@suse.de>
9412 PR tree-optimization/69719
9413 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9414 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9416 2016-02-09 Andrew Pinski <apinski@cavium.com>
9419 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9420 get_vcond_mask_icode returns false.
9422 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9425 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9426 an ADDIS that adds a pointer to a large constant that sets the
9427 upper16 bits with a load operation.
9429 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9432 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9434 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9436 (vzipq_s16): Likewise.
9437 (vzipq_s32): Likewise.
9438 (vzipq_f32): Likewise.
9439 (vzipq_u8): Likewise.
9440 (vzipq_u16): Likewise.
9441 (vzipq_u32): Likewise.
9442 (vzipq_p8): Likewise.
9443 (vzipq_p16): Likewise.
9445 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9448 * config/arm/arm.c (neon_endian_lane_map): New function.
9449 (neon_vector_pair_endian_lane_map): New function.
9450 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9451 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9453 (vuzpq_s16): Likewise.
9454 (vuzpq_s32): Likewise.
9455 (vuzpq_f32): Likewise.
9456 (vuzpq_u8): Likewise.
9457 (vuzpq_u16): Likewise.
9458 (vuzpq_u32): Likewise.
9459 (vuzpq_p8): Likewise.
9460 (vuzpq_p16): Likewise.
9462 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9465 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9468 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9470 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9471 truncate const_int operand 1 to QImode.
9473 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9475 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9476 corresponding to an abnormal edge.
9478 2016-02-09 Tom de Vries <tom@codesourcery.com>
9480 PR tree-optimization/69599
9481 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9483 (find_func_aliases_for_builtin_call, find_func_clobbers)
9484 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9487 2016-02-09 Richard Biener <rguenther@suse.de>
9489 PR tree-optimization/69715
9490 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9491 LHS on calls as non-rewritable.
9493 2016-02-09 Tom de Vries <tom@codesourcery.com>
9496 * lto-wrapper.c (append_diag_options): New function.
9497 (compile_offload_image): Call append_diag_options.
9499 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9502 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9503 Minor copy-edit to fix verb tenses.
9505 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9507 PR tree-optimization/69209
9508 * ipa-split.c (split_function): If split part is not
9509 returning retval, retval has gimple type but is not
9510 gimple value, force it into a SSA_NAME first.
9512 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9514 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9517 2016-02-08 Jason Merrill <jason@redhat.com>
9520 * convert.c (convert_to_integer_1): Check dofold on truncation
9522 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9523 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9524 Rename from *_nofold.
9525 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9526 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9528 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9531 * tree.c (build_common_tree_nodes): Remove short_double argument.
9532 All callers changed.
9533 * tree.h (build_common_tree_nodes): Adjust declaration.
9534 * doc/invoke.texi (-fshort-double): Remove documentation.
9535 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9536 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9537 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9538 (append_linker_options): Don't handle OPT_fshort_double.
9540 PR rtl-optimization/68730
9541 * lra-remat.c (insn_to_cand_activation): New static variable.
9542 (lra_remat): Allocate and free it.
9543 (create_cand): New arg activation. Initialize a field in
9544 insn_to_cand_activation if it is nonnull.
9545 (create_cands): Pass the activation insn to create_cand when making
9546 a candidate involving an output reload. Reorganize code a little.
9547 (do_remat): Keep track of active status of candidates in a separate
9550 2016-02-08 Richard Biener <rguenther@suse.de>
9552 PR tree-optimization/69719
9553 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9554 Properly use absolute of the difference of the two offsets to
9555 compare or adjust the segment length.
9557 2016-02-08 Richard Biener <rguenther@suse.de>
9558 Jeff Law <law@redhat.com>
9561 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9562 types for anonymous SSA names.
9564 2016-02-08 Richard Biener <rguenther@suse.de>
9566 PR rtl-optimization/69274
9567 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9569 2016-02-08 Jeff Law <law@redhat.com>
9571 PR tree-optimization/65917
9572 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9573 equivalences from if (x == y) style conditionals.
9574 (loop_depth_of_name): Remove.
9575 (record_equality): Remove loop depth check.
9576 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9577 (const_and_copies::record_const_or_copy_raw): New member function.
9578 * tree-ssa-scopedtables.c
9579 (const_and_copies::record_const_or_copy_raw): New, factored out of
9580 (const_and_copies::record_const_or_copy): Call new member function.
9582 2016-02-05 Jeff Law <law@redhat.com>
9584 PR tree-optimization/68541
9585 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9586 (count_stmts_in_block): New function.
9587 (poor_ifcvt_candidate_code): Likewise.
9588 (is_feasible_trace): Add some heuristics to determine when path
9589 splitting is profitable.
9590 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9591 is a diamond with a single exit.
9593 2016-02-05 Martin Sebor <msebor@redhat.com>
9596 * doc/invoke.texi: Update -Wplacement-new to take an optional
9599 2016-02-06 Richard Henderson <rth@redhat.com>
9602 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9603 out of non-standard address spaces.
9605 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9607 PR rtl-optimization/69691
9608 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9610 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9612 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9613 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9614 (*ieee128_mfvsrd_64bit): Likewise.
9615 (*ieee128_mfvsrd_32bit): Likewise.
9617 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9621 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9623 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9624 instrumented_version.
9626 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9628 * doc/invoke.texi (Optimize Options): In table of --param options
9629 rename second occurrence of tracer-min-branch-ratio to
9630 tracer-min-branch-probability, rename
9631 tracer-min-branch-ratio-feedback to
9632 tracer-min-branch-probability-feedback and clarify description,
9633 rename sched-spec-state-edge-prob-cutoff to
9634 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9635 to selsched-insns-to-rename, rename lto-minpartition to
9636 lto-min-partition, delete reorder-blocks-duplicate and
9637 reorder-blocks-duplicate-feedback.
9639 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9641 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9644 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9646 * doc/extend.texi: S/390: Correct some typos.
9648 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9650 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9652 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9655 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9656 (s390_register_info_gprtofpr): Use new macros above.
9657 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9659 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9660 its name. Adjust restore and save gpr ranges.
9661 (s390_register_info_set_ranges): New function.
9662 (s390_register_info): Use new macros above. Call
9663 s390_register_info_set_ranges.
9664 (s390_optimize_register_info): Likewise.
9665 (s390_hard_regno_rename_ok): Use new macros.
9666 (s390_hard_regno_scratch_ok): Likewise.
9667 (s390_emit_epilogue): Likewise.
9668 (s390_can_use_return_insn): Likewise.
9669 (s390_optimize_prologue): Likewise.
9670 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9672 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9675 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9677 (ix86_option_override_internal): Disable TARGET_STV even for
9678 -m{incoming,preferred}-stack-boundary=3.
9680 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9682 * config.gcc: Mark deprecated rtems targets as obsolete.
9684 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9686 PR rtl-optimization/64682
9687 PR rtl-optimization/69567
9688 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9689 before I2 only if the register is both used and set in I2.
9691 2016-02-04 DJ Delorie <dj@redhat.com>
9693 * config/msp430/msp430.c (msp430_start_function): Add function type.
9695 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9698 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9700 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9702 PR rtl-optimization/69577
9704 2015-10-29 Richard Henderson <rth@redhat.com>
9708 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9709 sse check to the exact conditions of PR 67609.
9711 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9714 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9715 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9716 not allowed into the traditional Altivec registers.
9717 (movtd_64bit_nodm): Likewise.
9718 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9720 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9722 * config/aarch64/cortex-a57-fma-steering.c
9723 (aarch64_register_fma_steering): Remove "static" from arguments
9726 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9729 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9732 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9734 * doc/invoke.texi: Delete -mno-fma4.
9736 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9738 PR rtl-optimization/69577
9739 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9740 (find_subregs_of_mode): Update accordingly. Iterate over partial
9743 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9745 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9746 * config/arm/arm.c (neon_reinterpret): Remove.
9747 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9748 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9749 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9750 vreinterpretti): Remove.
9751 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9752 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9753 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9754 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9755 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9756 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9757 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9758 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9759 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9760 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9761 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9762 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9763 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9764 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9765 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9766 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9767 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9768 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9769 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9770 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9771 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9772 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9773 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9774 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9775 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9776 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9777 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9778 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9779 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9780 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9781 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9782 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9783 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9784 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9785 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9786 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9787 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9788 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9789 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9790 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9791 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9792 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9793 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9794 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9795 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9796 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9797 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9798 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9799 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9800 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9801 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9802 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9803 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9804 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9805 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9806 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9807 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9808 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9809 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9810 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9811 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9812 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9813 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9814 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9815 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9816 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9817 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9818 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9819 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9820 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9821 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9822 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9823 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9824 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9825 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9826 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9827 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9828 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9829 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9830 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9831 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9832 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9833 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9834 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9835 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9836 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9837 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9838 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9839 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9840 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9841 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9842 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9843 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9844 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9845 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9846 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9847 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9848 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9849 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9850 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9851 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9852 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9853 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9855 2016-02-04 Martin Liska <mliska@suse.cz>
9858 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9859 that are gimple_store_p.
9860 (maybe_instrument_call): Likewise.
9862 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9864 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9865 register scaling out of memory reference and comment why.
9867 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9871 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9872 folding the source of a SET.
9874 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9878 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9879 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9881 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9885 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9888 2016-02-04 Christian Bruel <christian.bruel@st.com>
9890 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9891 * config/arm/arm.c (arm_set_current_function): Likewise.
9893 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9894 Ilya Enkovich <enkovich.gnu@gmail.com>
9895 H.J. Lu <hongjiu.lu@intel.com>
9898 * config/i386/i386.c (convert_scalars_to_vector): Remove
9899 stack alignment fixes.
9900 (ix86_option_override_internal): Disable TARGET_STV if stack
9901 might not be aligned enough.
9902 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9904 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9906 * config/i386/x86-tune.def: Disable default prefetching
9909 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9910 Vladimir Makarov <vmakarov@redhat.com>
9913 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9914 in validating fused toc addresses.
9916 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9919 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9920 range->m_caret fields if range->m_show_caret_p is false.
9923 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9924 Force oldval into register if it does not satisfy reg_or_short_operand
9925 predicate. Fix up formatting.
9927 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9928 Alexandre Oliva <aoliva@redhat.com>
9931 * lra-constraints.c (simplify_operand_subreg): Check additionally
9932 address validity after potential reloading.
9933 (process_address_1): Check insns validity. In case of failure do
9936 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9939 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9942 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9944 * wide-int.cc (canonize_uhwi): New function.
9945 (wi::divmod_internal): Use it.
9947 2016-02-02 James Norris <jnorris@codesourcery.com
9949 * gimplify.c (omp_notice_variable): Add usage check.
9951 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9953 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9954 like LE, GE, LT, GT when emitting relational operator.
9956 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9958 * ira-costs.c (find_costs_and_classes): Add extra argument.
9959 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9960 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9961 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9962 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9963 Add best_class parameter, and return it if not ALL_REGS.
9964 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9966 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9969 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9971 * config/aarch64/aarch64.c
9972 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9973 (aarch64_ira_change_pseudo_allocno_class): New function.
9975 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9978 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9980 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9982 * config/avr/avr.c (avr_option_override): Set
9983 PARAM_ALLOW_STORE_DATA_RACES to 1.
9985 2016-02-02 Richard Biener <rguenther@suse.de>
9987 PR tree-optimization/69595
9988 * match.pd: Add range test simplifications to true/false.
9990 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9992 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9993 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9996 2016-02-02 Richard Biener <rguenther@suse.de>
9998 PR tree-optimization/69606
9999 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10000 info on the result before moving a stmt.
10002 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10004 PR middle-end/68542
10005 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10006 branch with vector comparison.
10007 * config/i386/sse.md (VI48_AVX): New mode iterator.
10008 (define_expand "cbranch<mode>4): Add support for conditional branch
10009 with vector comparison.
10010 * tree-vect-loop.c (optimize_mask_stores): New function.
10011 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10012 has_mask_store field of vect_info.
10013 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10014 vectorized loops having masked stores after vec_info destroy.
10015 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10016 correspondent macros.
10017 (optimize_mask_stores): Add prototype.
10019 2016-02-02 Alan Modra <amodra@gmail.com>
10022 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10025 2016-02-02 Alan Modra <amodra@gmail.com>
10028 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10029 whenever toc_label_name used.
10030 (rs6000_file_start): Don't set up toc section here,
10031 (rs6000_output_function_epilogue): do so here instead,
10032 (rs6000_xcoff_file_start): and here.
10033 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10034 (load_toc_aix_di): Likewise.
10036 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10038 PR rtl-optimization/69592
10039 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10040 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10041 (num_sign_bit_copies_binary_arith_p): New inline function.
10042 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10044 2016-02-01 Jeff Law <law@redhat.com>
10046 PR tree-optimization/69580
10047 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10048 * tree-ssa-threadbackward.c
10049 (fsm_find_control_statement_thread_paths): Do not try to walk
10050 through large PHI nodes.
10052 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10054 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10055 when count is incremented above limit, don't analyze further
10058 * omp-low.c (oacc_parse_default_dims): Avoid
10059 -Wsign-compare warning, make sure value fits into int
10060 rather than just unsigned int.
10062 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10064 PR tree-optimization/67921
10065 * fold-const.c (split_tree): New parameters. Convert pointer
10066 type variable part to proper type before negating.
10067 (fold_binary_loc): Pass new arguments to split_tree.
10069 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10071 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10072 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10073 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10074 * doc/tm.texti: Rebuilt.
10075 * doc/invoke.texi (fopenacc-dim): Document.
10076 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10077 (append_compiler_options): Likewise.
10078 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10079 (oacc_parse_default_dims): New.
10080 (oacc_validate_dims): Add USED arg. Select non-unity default when
10082 (oacc_loop_fixed_partitions): Return mask of used partitions.
10083 (oacc_loop_auto_partitions): Emit dump info.
10084 (oacc_loop_partition): Return mask of used partitions.
10085 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10086 loop partitioning and validation calls.
10088 2016-02-01 Richard Biener <rguenther@suse.de>
10090 PR middle-end/69556
10091 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10093 2016-02-01 Richard Biener <rguenther@suse.de>
10095 PR tree-optimization/69574
10096 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10097 of asserting return chrec_dont_know.
10099 2016-02-01 Martin Liska <mliska@suse.cz>
10101 * mem-stats-traits.h: Add copyright header.
10102 * mem-stats.h: Likewise.
10104 2016-02-01 Richard Biener <rguenther@suse.de>
10106 PR tree-optimization/69579
10107 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10108 Do not propagate through abnormal PHI results.
10110 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10112 * postreload.c (reload_cse_simplify): Remove dead code.
10114 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10116 PR rtl-optimization/69570
10117 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10118 if there is more than one set, not if there is a single set.
10120 2016-02-01 Richard Henderson <rth@redhat.com>
10123 * combine.c (make_compound_operation): When looking through a
10124 subreg, make sure to re-extend to the width of the outer mode.
10126 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10128 PR tree-optimization/69546
10129 * wide-int.cc (wi::divmod_internal): For unsigned division
10130 where both operands fit into uhwi, if o1 is 1 and o0 has
10131 msb set, if divident_prec is larger than bits per hwi,
10132 clear another quotient word and return 2 instead of 1.
10133 Similarly for remainder with msb in HWI set, if dividend_prec
10134 is larger than bits per hwi.
10136 2016-01-29 Martin Jambor <mjambor@suse.cz>
10138 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10139 Use short lowercase names.
10140 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10141 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10142 acq_rel one. Protect warning agains segfaults if
10143 get_memory_order_name returns NULL.
10144 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10145 with release semantics. Do not warn if get_memory_order already did.
10146 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10147 semantics. Fix check for relaxed or acquire semantics. Do not warn
10148 if get_memory_order already did.
10150 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10152 * doc/install.texi: Document that isl-0.16 is supported.
10154 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10157 * config/i386/constraints.md (Bm): Describe as special memory
10159 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10160 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10161 * genpreds.c (struct constraint_data): Add is_special_memory.
10162 (have_special_memory_constraints, special_memory_start): New
10164 (special_memory_end): Ditto.
10165 (add_constraint): Add new arg is_special_memory. Add code to
10166 process its true value. Update have_special_memory_constraints.
10167 (process_define_constraint): Pass the new arg.
10168 (process_define_register_constraint): Ditto.
10169 (choose_enum_order): Process special memory.
10170 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10171 function insn_extra_special_memory_constraint.
10172 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10173 * gensupport.c (process_rtx): Process
10174 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10175 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10176 * ira-lives.c (single_reg_class): Use
10177 insn_extra_special_memory_constraint.
10178 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10179 * lra-constraints.c (process_alt_operands): Ditto.
10180 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10181 * recog.c (asm_operand_ok, preprocess_constraints): Process
10183 * reload.c (find_reloads): Ditto.
10184 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10185 * stmt.c (parse_input_constraint): Use
10186 insn_extra_special_memory_constraint.
10188 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10191 * lra-splill.c (lra_final_code_change): Revert r229087 by
10192 removing all sub-registers.
10194 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10197 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10199 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10202 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10203 SSE1, copy target into the temporary reg first before recursing
10206 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10208 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10211 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10213 * ginclude/stdarg.h: Test __cplusplus instead of
10214 __GXX_EXPERIMENTAL_CXX0X__.
10216 2016-01-29 Richard Biener <rguenther@suse.de>
10218 PR tree-optimization/69547
10219 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10220 Do not mark clobbers necessary.
10221 (mark_all_reaching_defs_necessary_1): Likewise.
10223 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10225 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10226 declaration name with %qs and print it in both error messages.
10227 Also fix indentation.
10229 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10232 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10233 trailing blank line from error message.
10235 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10238 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10241 2016-01-29 Richard Biener <rguenther@suse.de>
10243 PR middle-end/69537
10244 * match.pd: Allow all integral types when simplifying a
10245 widening or sign-changing conversion.
10247 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10249 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10250 back to setting codegen_error to fail codegen.
10252 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10255 * config/i386/constraints.md (C): Only accept constant zero operand.
10256 (BC): New constraint.
10257 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10258 instead of C constraint.
10259 * doc/md.texi (Machine Constraints): Update description
10262 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10265 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10267 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10269 PR middle-end/69542
10270 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10273 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10275 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10276 branches if using guessed profile.
10278 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10280 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10282 2016-01-28 Richard Henderson <rth@redhat.com>
10285 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10286 * config/aarch64/aarch64-protos.h: Update.
10287 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10288 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10289 (aarch64_get_condition_code_1): Handle CC_Cmode.
10290 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10291 (*add<mode>3_compareC_cconly_imm): New.
10292 (*add<mode>3_compareC_cconly): New.
10293 (*add<mode>3_compareC_imm): New.
10294 (add<mode>3_compareC): New.
10295 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10296 to be first. Use aarch64_carry_operation.
10297 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10298 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10299 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10300 (subti3): Use subdi3_compare1.
10301 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10302 (sub<mode>3_compare1): New.
10303 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10304 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10305 (*subsi3_carryin_uxtw): Likewise.
10306 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10307 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10308 * config/aarch64/iterators.md (DWI): New.
10309 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10310 (aarch64_borrow_operation): New.
10312 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10314 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10315 message when isl does not return a valid schedule.
10317 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10319 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10320 Remove comments from class declarations: they are already in the code
10323 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10325 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10327 (ternary_op_to_tree): Same.
10328 (unary_op_to_tree): Same.
10329 (nary_op_to_tree): Same.
10330 (gcc_expression_from_isl_expr_op): Same.
10331 (gcc_expression_from_isl_expression): Same.
10332 (graphite_create_new_loop): Same.
10333 (graphite_create_new_loop_guard): Same.
10334 (build_iv_mapping): Same.
10335 (graphite_create_new_guard): Same.
10336 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10337 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10339 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10341 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10342 instead of setting codegen_error to fail codegen.
10344 2016-01-28 Jason Merrill <jason@redhat.com>
10346 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10348 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10350 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10351 Remove CONST_INT_P check in CCMP cost calculation.
10353 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10355 * config/aarch64/aarch64.c (generic_vector_cost):
10356 Set vec_permute_cost.
10357 (cortexa57_vector_cost): Likewise.
10358 (exynosm1_vector_cost): Likewise.
10359 (xgene1_vector_cost): Likewise.
10360 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10361 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10362 Add vec_permute_cost entry.
10364 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10366 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10368 (add<mode>3_compare0): Likewise.
10369 (addsi3_compare0_uxtw): Likewise.
10370 (add<mode>3nr_compare0): Likewise.
10371 (compare_neg<mode>): Likewise.
10372 (<optab><mode>3): Likewise.
10374 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10376 * tree-vect-stmts.c (vectorizable_comparison): Add
10377 NULL check for vectype.
10379 2016-01-28 Richard Biener <rguenther@suse.de>
10381 PR tree-optimization/69466
10382 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10383 Account for PHIs we couldn't duplicate.
10385 2016-01-28 Martin Liska <mliska@suse.cz>
10388 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10389 instead of ENABLE_VALGRIND_CHECKING.
10391 2016-01-27 Richard Henderson <rth@redhat.com>
10394 * lra-remat.c (subreg_regs): New.
10395 (dump_candidates_and_remat_bb_data): Dump it.
10396 (operand_to_remat): Reject if operand in subreg_regs.
10397 (set_bb_regs): Collect subreg_regs.
10398 (lra_remat): Init and free subreg_regs. Compute
10399 calculate_local_reg_remat_bb_data before create_cands.
10401 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10404 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10405 change stack_alignment_needed for __tls_get_addr call.
10407 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10409 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10411 2016-01-27 Jeff Law <law@redhat.com>
10413 PR tree-optimization/68398
10414 PR tree-optimization/69196
10415 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10416 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10417 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10418 Only count PHIs in the last block in the path. The others will
10419 const/copy propagate away. Add heuristic to allow more irreducible
10420 subloops to be created when it is likely profitable to do so.
10422 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10423 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10424 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10426 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10429 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10430 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10431 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10432 * tree-streamer-in.c: Include asan.h.
10433 (streamer_get_builtin_tree): For builtins in sanitizer
10434 range call initialize_sanitizer_builtins and retry.
10436 2016-01-27 Ian Lance Taylor <iant@google.com>
10438 * common.opt (fkeep-gc-roots-live): New undocumented option.
10439 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10440 -fkeep-gc-roots-live, skip pointers.
10441 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10444 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10447 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10448 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10450 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10453 * configure.ac: NetBSD provides SSP in its C library.
10454 * configure: Updated.
10456 2016-01-27 Richard Biener <rguenther@suse.de>
10458 PR tree-optimization/69166
10459 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10460 reduction code for commutativity / associativity.
10462 2016-01-27 Martin Jambor <mjambor@suse.cz>
10464 PR tree-optimization/69355
10465 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10466 total_scalarization fails.
10468 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10470 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10473 2016-01-27 Christian Bruel <christian.bruel@st.com>
10476 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10477 Move arm_reset_previous_fndecl and set_target_option_current_node in
10478 the conditional part. Call save_restore_target_globals.
10479 * config/arm/arm.c (arm_set_current_function):
10480 Refactor to better support #pragma target and attribute mix.
10481 Call save_restore_target_globals.
10482 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10484 2016-01-27 Martin Liska <mliska@suse.cz>
10486 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10487 reference for an HSA kernel and its host function.
10489 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10491 PR tree-optimization/69399
10492 * wide-int.h (wi::lrshift): For larger precisions, only
10493 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10495 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10497 * config/arc/predicates.md (proper_comparison_operator): Reject
10498 constant-constant comparison.
10500 2016-01-26 Tom de Vries <tom@codesourcery.com>
10502 PR tree-optimization/69110
10503 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10504 DR_NUM_DIMENSIONS == 0.
10506 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10507 Sebastian Pop <s.pop@samsung.com>
10509 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10510 isl_ast_op_cond and isl_ast_op_select.
10511 (gcc_expression_from_isl_expr_op): Same.
10513 2016-01-26 Jason Merrill <jason@redhat.com>
10516 * tree.c (recompute_constructor_flags): Split out from
10518 (verify_constructor_flags): New.
10519 * tree.h: Declare them.
10521 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10523 PR rtl-optimization/69217
10524 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10525 are no TYPE_FIELDS set for the record type.
10527 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10530 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10531 toc_label_name unconditionally.
10532 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10533 SYMBOL_REF string. Use toc_label_name instead of constructing
10535 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10536 constructing LCTOC1.
10538 2016-01-26 Martin Sebor <msebor@redhat.com>
10541 * doc/extend.texi (Common Type Attributes): Move text that talks about
10542 attribute packed from attribute aligned to the section discussing
10543 the former attribute for clarity.
10545 2016-01-26 Richard Henderson <rth@redhat.com>
10547 PR middle-end/60908
10548 * trans-mem.c (tm_region_init): Mark entry block as visited.
10550 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10553 * diagnostic-show-locus.c (layout::print_source_line): Replace
10554 call to pp_newline with call to layout::print_newline.
10555 (layout::print_annotation_line): Likewise.
10556 (layout::move_to_column): Likewise.
10557 (layout::print_any_fixits): After printing any fixits, print a
10558 trailing newline, if necessary.
10559 (layout::print_newline): New method, resetting any colorization
10561 (diagnostic_show_locus): Move the pp_newline to before the
10562 early bailout. Remove dummy block enclosing the layout instance.
10563 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10564 of pp_newline_and_flush with pp_flush.
10565 (diagnostic_append_note): Delete use of pp_newline.
10566 (diagnostic_append_note_at_rich_loc): Delete.
10567 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10568 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10569 when newline characters are added to the buffer.
10571 2016-01-26 Michael Matz <matz@suse.de>
10573 * configure.ac (ac_cv_std_swap_in_utility): New test.
10574 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10575 * configure: Regenerate.
10576 * config.in: Regenerate.
10578 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10580 * config/arc/arc.md (cstoresi4): Force operand into register.
10581 (arcset<code>): Fix predicate.
10582 (arcsetltu): Likewise.
10583 (arcsetgeu): Likewise.
10584 (arcsethi): Likewise.
10585 (arcsetls): Likewise.
10587 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10589 PR tree-optimization/69483
10590 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10591 if base has error_mark_node type.
10593 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10596 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10597 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10599 (vget_lane_f16): Handle big-endian.
10600 (vgetq_lane_f16): Likewise.
10601 (vset_lane_f16): Likewise.
10602 (vsetq_lane_f16): Likewise.
10603 * config/arm/iterators.md (VQXMOV): Add V8HF.
10604 (VDQ): Add V4HF and V8HF.
10605 (V_reg): Handle V4HF and V8HF.
10606 (Is_float_mode): Likewise.
10607 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10608 neon_vdup_nv8hf): New patterns.
10609 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10610 Use VD_LANE iterator.
10611 (neon_vld1_dup<mode>): Use VQ2 iterator.
10613 2016-01-26 Nathan Sidwell <nathan@acm.org>
10615 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10616 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10617 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10618 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10619 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10620 (oacc_validate_dims): Add LEVEL arg, don't return level.
10621 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10622 oacc_validate_dims.
10623 (execute_oacc_device_lower): Adjust, add more dump output.
10624 * tree-ssa-loop.c (gate_oacc_kernels): Use
10625 oacc_fn_attrib_kernels_p.
10626 * tree-parloops.c (create_parallel_loop): Adjust
10627 set_oacc_fn_attrib call.
10629 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10632 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10633 (append_compiler_options): Handle -fcilkplus.
10634 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10636 2016-01-26 Nick Clifton <nickc@redhat.com>
10639 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10640 been marked as DECL_ONE_ONLY but we do not the means to make it
10641 so, then do not allow it to bind locally.
10643 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10646 * opts.h (parse_sanitizer_options): New prototype.
10647 * opts.c (sanitizer_opts): New array.
10648 (parse_sanitizer_options): New function.
10649 (common_handle_option): Use parse_sanitizer_options.
10651 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10654 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10655 alignment adjustment to ...
10656 (ix86_update_stack_boundary): Here. Don't over-align stack for
10658 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10659 if __tls_get_addr is called.
10661 2016-01-26 Christian Bruel <christian.bruel@st.com>
10663 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10665 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10667 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10669 2016-01-26 Richard Biener <rguenther@suse.de>
10671 PR middle-end/69467
10672 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10674 2016-01-26 Richard Biener <rguenther@suse.de>
10676 PR tree-optimization/69452
10677 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10678 (move_computations_dom_walker::before_dom_children): Rename
10680 (move_computations_worker): This.
10681 (move_computations): Perform an RPO rather than a DOM walk.
10683 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10686 * combine.c (combine_instructions): For REG_EQUAL note with
10687 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10688 to the underlying register.
10689 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10690 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10692 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10695 * config/aarch64/aarch64-builtins.c
10696 (aarch64_init_simd_builtin_types): Do not set structural
10697 equality to __Poly{8,16,64,128}_t types.
10699 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10701 PR tree-optimization/69400
10702 * wide-int.cc (wi_pack): Take the precision as argument and
10703 perform canonicalization here rather than in the callers.
10704 Use the main loop to handle all full-width HWIs. Add a
10705 zero HWI if in_len isn't a full result.
10706 (wi::divmod_internal): Update accordingly.
10707 (wi::mul_internal): Likewise. Simplify.
10709 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10710 Sebastian Pop <s.pop@samsung.com>
10712 * graphite-poly.c (apply_poly_transforms): Simplify.
10713 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10714 (print_isl_map): Same.
10715 (print_isl_union_map): Same.
10716 (print_isl_schedule): New.
10717 (debug_isl_schedule): New.
10718 * graphite-dependences.c (scop_get_reads): Do not call
10719 isl_union_map_add_map that is undocumented isl functionality.
10720 (scop_get_must_writes): Same.
10721 (scop_get_may_writes): Same.
10722 (scop_get_original_schedule): Remove.
10723 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10724 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10725 (compute_deps): Remove.
10726 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10727 (debug_schedule_ast): New.
10728 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10729 set_separate_option.
10730 (graphite_regenerate_ast_isl): Add dump.
10731 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10732 from scop->transformed_schedule.
10733 (graphite_regenerate_ast_isl): Add more dump.
10734 * graphite-optimize-isl.c (optimize_isl): Set
10735 scop->transformed_schedule. Check whether schedules are equal.
10736 (apply_poly_transforms): Move here.
10737 * graphite-poly.c (apply_poly_transforms): ... from here.
10738 (free_poly_bb): Static.
10739 (free_scop): Static.
10740 (pbb_number_of_iterations_at_time): Remove.
10741 (print_isl_ast): New.
10742 (debug_isl_ast): New.
10743 (debug_scop_pbb): New.
10744 * graphite-scop-detection.c (print_edge): Move.
10745 (print_sese): Move.
10746 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10747 (build_scop_scattering): Remove.
10748 (create_pw_aff_from_tree): Assert instead of bailing out.
10749 (add_condition_to_pbb): Remove unused code, do not fail.
10750 (add_conditions_to_domain): Same.
10751 (add_conditions_to_constraints): Remove.
10752 (build_scop_context): New.
10753 (add_iter_domain_dimension): New.
10754 (build_iteration_domains): Initialize pbb->iterators.
10755 Call add_conditions_to_domain.
10758 (index_outermost_in_loop): New.
10759 (index_pbb_in_loop): New.
10760 (outermost_pbb_in): New.
10761 (add_in_sequence): New.
10762 (add_outer_projection): New.
10763 (outer_projection_mupa): New.
10764 (add_loop_schedule): New.
10765 (build_schedule_pbb): New.
10766 (build_schedule_loop): New.
10767 (embed_in_surrounding_loops): New.
10768 (build_schedule_loop_nest): New.
10769 (build_original_schedule): New.
10770 (build_poly_scop): Call build_original_schedule.
10771 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10772 (free_poly_dr): Remove.
10773 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10774 (free_poly_bb): Remove.
10775 (debug_loop_vec): Remove.
10776 (print_isl_ast): Declare.
10777 (debug_isl_ast): Declare.
10778 (scop_do_interchange): Remove.
10779 (scop_do_strip_mine): Remove.
10780 (scop_do_block): Remove.
10781 (flatten_all_loops): Remove.
10782 (optimize_isl): Remove.
10783 (pbb_number_of_iterations_at_time): Remove.
10784 (debug_scop_pbb): Declare.
10785 (print_schedule_ast): Declare.
10786 (debug_schedule_ast): Declare.
10787 (struct scop): Remove schedule. Add original_schedule,
10788 transformed_schedule.
10789 (free_gimple_poly_bb): Remove.
10790 (print_generated_program): Remove.
10791 (debug_generated_program): Remove.
10792 (unify_scattering_dimensions): Remove.
10793 * sese.c (print_edge): ... here.
10794 (print_sese): ... here.
10795 (debug_edge): ... here.
10796 (debug_sese): ... here.
10797 * sese.h (print_edge): Declare.
10798 (print_sese): Declare.
10799 (dump_edge): Declare.
10800 (dump_sese): Declare.
10802 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10803 Sebastian Pop <s.pop@samsung.com>
10805 * Makefile.in: Set ISLVER in site.exp.
10807 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10809 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10810 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10811 through DECL_VALUE_EXPR for expansion.
10813 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10815 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10816 the frame info after reload completed.
10818 2016-01-25 Jeff Law <law@redhat.com>
10820 PR tree-optimization/69196
10821 PR tree-optimization/68398
10822 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10823 tree-ssa-threadupdate.c.
10824 (determine_bb_domination_status): Prototype
10825 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10826 (determine_bb_domination_status): No longer static.
10827 (valid_jump_thread_path): Remove code to detect characteristics
10828 of the jump thread path not associated with correctness.
10829 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10830 Correct test for thread path length. Count PHIs for real operands as
10831 statements that need to be copied. Do not count ASSERT_EXPRs.
10832 Look at all the blocks in the thread path. Compute and selectively
10833 filter thread paths based on threading through the latch, threading
10834 a multiway branch or crossing a multiway branch.
10836 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10838 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10839 decl with __attribute__ ((unused)) annotation.
10841 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10844 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10845 of operands is compatible with a statement vectype.
10847 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10849 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10850 improve wording for mixed storage order support.
10852 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10854 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10855 (vcvt_u64_f64): Likewise.
10856 (vcvta_s64_f64): Likewise.
10857 (vcvta_u64_f64): Likewise.
10858 (vcvtm_s64_f64): Likewise.
10859 (vcvtm_u64_f64): Likewise.
10860 (vcvtn_s64_f64): Likewise.
10861 (vcvtn_u64_f64): Likewise.
10862 (vcvtp_s64_f64): Likewise.
10863 (vcvtp_u64_f64): Likewise.
10865 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10867 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10868 (arc_init): Check validity mll64 option.
10869 (arc_save_restore): Use double load/store instruction.
10870 (arc_expand_movmem): Likewise.
10871 (arc_split_move): Don't split if we have double load/store
10872 instructions. Returns a boolean.
10873 (arc_process_double_reg_moves): Change function to return boolean
10874 instead of a sequence of instructions.
10875 (arc_dwarf_register_span): New function.
10876 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10877 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10878 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10879 (*movdf_insn): Likewise.
10880 * config/arc/arc.opt (mll64): New option.
10881 * config/arc/predicates.md (even_register_operand): New predicate.
10882 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10884 2016-01-25 Richard Biener <rguenther@suse.de>
10887 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10888 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10890 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10892 2016-01-25 Richard Biener <rguenther@suse.de>
10894 PR tree-optimization/69376
10895 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10897 (VN_INFO_ANTI_RANGE_P): New inline.
10898 (VN_INFO_RANGE_TYPE): Likewise.
10899 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10900 SSA_NAME_ANTI_RANGE_P.
10901 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10902 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10903 Properly query VN_INFO_RANGE_TYPE.
10905 2016-01-25 Nick Clifton <nickc@redhat.com>
10908 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10910 2016-01-23 Tom de Vries <tom@codesourcery.com>
10912 PR tree-optimization/69426
10913 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10916 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10918 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10919 "the the" with "the" in the comments.
10920 * ipa-devirt.c (build_type_inheritance_graph,
10921 update_type_inheritance_graph): Likewise.
10922 * tree.c (build_function_type_list_1): Likewise.
10923 * cfgloopmanip.c (scale_loop_profile): Likewise.
10924 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10925 * gimple-ssa-split-paths.c
10926 (find_block_to_duplicate_for_splitting_paths): Likewise.
10927 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10928 * expr.c (convert_move): Likewise.
10929 * var-tracking.c (vt_stack_adjustments): Likewise.
10930 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10931 * tree-vrp.c (test_for_singularity): Likewise.
10933 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10934 directly instead of building a temporary tree.
10937 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10938 remove <algorithm> include.
10940 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10943 * config/i386/i386.c: Include dojump.h.
10944 (expand_small_movmem_or_setmem,
10945 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10947 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10948 if dynamic_check != -1.
10950 2016-01-21 Jeff Law <law@redhat.com>
10952 PR middle-end/69347
10953 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10954 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10955 into dominated_by_p.
10956 (cprop_into_successor_phis): Avoid unnecessary tests.
10958 2016-01-22 Richard Henderson <rth@redhat.com>
10961 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10962 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10964 2016-01-22 Michael Matz <matz@suse.de>
10966 * system.h (string, algorithm): Include only conditionally.
10967 (new): Include always under C++.
10968 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10969 * final.c (toplevel): Ditto.
10970 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10971 * genconditions.c (write_header): Make gencondmd.c define
10973 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10975 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10976 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10978 2016-01-22 Christian Bruel <christian.bruel@st.com>
10981 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10983 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10986 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10987 define_insn_and_split. Ensure operands[1] and operands[0] do not
10988 get assigned the same register.
10990 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10992 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10994 2016-01-22 Christian Bruel <christian.bruel@st.com>
10996 * config/arm/arm-c.c (arm_pragma_target_parse):
10997 Remove warn_builtin_macro_redefined overwrite.
10999 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11001 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11002 flag_non_call_exceptions compatibility.
11004 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11007 * dwarf2out.c (add_child_die_after): New function.
11008 (dwarf_qual_info_t): New type.
11009 (dwarf_qual_info): New variable.
11010 (qualified_die_p): New function.
11011 (modified_type_die): For -fdebug-types-section, ensure
11012 canonical order of qualifiers. Put qualified DIEs adjacent
11013 to the corresponding non-qualified type DIE and search there
11014 for existing qualified DIEs.
11016 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11018 * doc/extend.texi (scalar_storage_order type attribute): Document
11019 restriction on type punning and aliasing, and remove future tense.
11021 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11024 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11027 2016-01-21 Jeff Law <law@redhat.com>
11029 PR middle-end/69347
11030 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11031 useless call to record_temporary_equivalences.
11032 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11033 allocate 10 slots in the bb_path vector and let it grow as needed.
11034 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11037 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11039 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11041 * configure: Regenerate.
11043 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11045 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11046 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11048 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11050 PR middle-end/66178
11051 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11052 drop EXPAND_INITIALIZER.
11053 * rtl.h (contains_symbolic_reference_p): Declare.
11054 * rtlanal.c (contains_symbolic_reference_p): New function.
11055 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11056 a subtraction into a NOT if symbolic constants are involved.
11058 2016-01-21 Anton Blanchard <anton@samba.org>
11059 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11062 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11064 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11067 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11069 * config/microblaze/microblaze.c
11070 (get_branch_target): New.
11071 (insert_wic_for_ilb_runout): New.
11073 (microblaze_machine_dependent_reorg): New.
11074 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11075 * config/microblaze/microblaze.md
11076 (UNSPEC_IPREFETCH): Define.
11077 (iprefetch): New pattern
11078 * config/microblaze/microblaze.opt
11079 (mxl-prefetch): New flag.
11081 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11083 * config/microblaze/microblaze.h
11084 (FIXED_REGISTERS): Update in macro.
11085 (CALL_USED_REGISTERS): Update in macro.
11087 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11089 PR rtl-optimization/68920
11090 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11093 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11095 PR rtl-optimization/68990
11096 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11097 pseudo instead of inheritance ones.
11099 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11100 Nick Clifton <nickc@redhat.com>
11104 * config/mips/mips.c (mips_compute_frame_info): Initialise
11105 args_size and hard_frame_pointer_offset fields of the frame
11106 structure before calling mips_global_pointer.
11108 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11110 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11112 * configure: Regenerate.
11114 2016-01-21 Richard Biener <rguenther@suse.de>
11116 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11118 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11120 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11121 to actually emit the .size directive.
11123 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11124 Jakub Jelinek <jakub@redhat.com>
11128 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11129 args array size by one to avoid buffer overflow.
11131 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11133 * config/s390/s390.md (pool_section_start): Use switch_to_section
11134 to select proper read-only data section instead of hardcoding
11136 (pool_section_end): Use switch_to_section to match the above.
11138 2016-01-21 Richard Biener <rguenther@suse.de>
11140 PR tree-optimization/69378
11141 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11142 (set_ssa_val_to): Use it for dominance checks taking into
11143 account not executable edges.
11145 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11148 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11149 for bitsize instead of GET_MODE_PRECISION (mode).
11151 2016-01-20 Martin Sebor <msebor@redhat.com>
11154 * extend.texi (__sync Builtins): Clarify the semantics of
11155 __sync_fetch_and_OP built-ins on pointers.
11156 (__atomic Builtins): Same.
11158 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11159 Sebastian Pop <s.pop@samsung.com>
11161 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11162 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11163 (is_valid_rename): Same.
11164 (translate_isl_ast_to_gimple::get_rename): Same.
11165 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11166 (translate_isl_ast_to_gimple::rename_uses): Same.
11167 (get_new_name): Check for close_phi nodes.
11168 (copy_loop_phi_args): Use phi_node_kind.
11169 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11170 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11172 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11173 Sebastian Pop <s.pop@samsung.com>
11175 Revert commit r229783.
11176 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11177 Remove use of parameter_rename_map.
11178 (copy_def): Remove.
11179 (copy_internal_parameters): Remove.
11180 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11181 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11182 (free_sese_info): Do not free parameter_rename_map.
11183 (set_rename): Do not use parameter_rename_map.
11184 (rename_uses): Update call to set_rename.
11185 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11186 * sese.h (parameter_rename_map_t): Remove.
11187 (struct sese_info_t): Remove field parameter_rename_map.
11189 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11190 Sebastian Pop <s.pop@samsung.com>
11192 * graphite-isl-ast-to-gimple.c: Fix comment.
11193 * graphite-scop-detection.c (defined_in_loop_p): New.
11194 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11195 names defined in loop.
11197 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11198 Sebastian Pop <s.pop@samsung.com>
11200 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11201 Discard unstructured if-then-else regions.
11203 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11204 Sebastian Pop <s.pop@samsung.com>
11206 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11207 (cleanup_loop_iter_dom): Remove.
11208 (build_loop_iteration_domains): Remove.
11209 (build_scop_context): Remove.
11210 (build_scop_iteration_domain): Remove.
11211 (add_loop_constraints): New.
11212 (build_iteration_domains): New.
11213 (build_poly_scop): Call build_iteration_domains.
11215 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11216 Sebastian Pop <s.pop@samsung.com>
11218 * graphite-scop-detection.c
11219 (scop_detection::harmful_loop_in_region): Free dom and loops.
11220 (scop_detection::loop_body_is_valid_scop): Free bbs.
11222 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11223 Sebastian Pop <s.pop@samsung.com>
11225 * graphite-scop-detection.c (record_loop_in_sese): New.
11226 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11227 (build_scops): Remove call to build_sese_loop_nests.
11228 * sese.c (sese_record_loop): Remove.
11229 (build_sese_loop_nests): Remove.
11230 (new_sese_info): Remove region->loops.
11231 (free_sese_info): Same.
11232 * sese.h (sese_contains_loop): Same.
11233 (build_sese_loop_nests): Remove.
11234 (sese_contains_loop): Remove.
11236 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11237 Sebastian Pop <s.pop@samsung.com>
11239 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11240 loop_is_valid_in_scop.
11241 (scop_detection::harmful_stmt_in_region): Renamed
11242 harmful_loop_in_region.
11243 Call loop_is_valid_in_scop.
11245 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11246 Sebastian Pop <s.pop@samsung.com>
11248 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11251 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11252 Sebastian Pop <s.pop@samsung.com>
11254 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11255 * graphite.h (struct poly_bb): Remove field is_reduction.
11256 (PBB_IS_REDUCTION): Remove.
11258 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11259 Sebastian Pop <s.pop@samsung.com>
11261 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11262 (add_pdr_constraints): Same.
11263 (scop_get_reads): Same.
11264 (scop_get_must_writes): Same.
11265 (scop_get_may_writes): Same.
11266 (scop_get_original_schedule): Same.
11267 (extend_schedule): Same.
11268 (apply_schedule_on_deps): Same.
11269 (carries_deps): Same.
11270 (compute_deps): Same.
11271 (scop_get_dependences): Same.
11272 * graphite-isl-ast-to-gimple.c
11273 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11274 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11275 (get_schedule_for_band_list): Same.
11276 (get_schedule_map): Same.
11277 (apply_schedule_map_to_scop): Same.
11278 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11279 (build_loop_iteration_domains): Same.
11280 (add_condition_to_pbb): Same.
11281 (add_param_constraints): Same.
11282 (pdr_add_memory_accesses): Same.
11283 (pdr_add_data_dimensions): Same.
11285 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11287 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11290 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11292 * common.opt (feliminate-dwarf2-dups): Replace references to
11293 "DWARF 2" with just "DWARF".
11294 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11295 * doc/extend.texi: Likewise.
11296 * doc/cpp.texi: Likewise.
11297 * doc/invoke.texi: Likewise.
11298 (Option Summary): Add -gdwarf to list of Debugging Options.
11299 (Debugging Options): Document -gdwarf.
11300 * doc/contrib.texi: Spell "DWARF" like that.
11302 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11304 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11305 warning. Fix up formatting.
11307 PR middle-end/67653
11308 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11309 attempt to mark memory input operand addressable and
11310 call prepare_gimple_addressable in that case. Don't adjust
11311 input_location for diagnostics, use error_at instead.
11313 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11315 * config/rs6000/ppc-auxv.h: New file.
11316 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11317 (cpu_is): Likewise.
11318 (cpu_supports): Likewise.
11319 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11320 (cpu_is_info): New variable.
11321 (cpu_supports_info): Likewise.
11322 (tcb_verification_symbol): Likewise.
11323 (cpu_builtin_p): Likewise.
11324 (cpu_expand_builtin): New function.
11325 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11326 (rs6000_init_builtins): Likewise.
11327 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11328 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11329 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11330 * configure: Regenerate.
11331 * config.in: Likewise.
11332 * doc/extend.texi (PowerPC Built-in Functions): Document
11333 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11335 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11338 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11340 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11343 2016-01-20 Richard Henderson <rth@redhat.com>
11349 * tree.c (tm_define_builtin): New.
11350 (find_tm_vector_type): New.
11351 (build_tm_vector_builtins): New.
11352 (build_common_builtin_nodes): Call it.
11354 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11356 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11357 (arm_fp_ok): Likewise.
11358 (arm_fp): Likewise.
11359 (arm_crypto): Likewise.
11361 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11362 Richard Biener <rguenther@suse.de>
11364 PR tree-optimization/69328
11365 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11366 vectors have same number of elements.
11367 (vectorizable_condition): Fix masked version recognition.
11369 2016-01-20 Richard Biener <rguenther@suse.de>
11371 PR tree-optimization/69345
11372 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11373 (VN_INFO_PTR_INFO): Likewise.
11374 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11375 info when it is equal between non-dominating SSA names.
11376 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11377 Make sure to look at original SSA infos.
11379 2016-01-20 Jeff Law <law@redhat.com>
11382 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11384 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11385 (pc_or_label_operand): New predicate.
11386 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11387 tests for small integers that are 2^n - 1.
11389 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11391 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11393 2016-01-19 Jeff Law <law@redhat.com>
11395 PR middle-end/69347
11396 * tree-ssa-threadbackwards.c
11397 (fsm_find_control_statement_thread_paths): Do not try to lookup
11398 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11400 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11402 * doc/lto.texi: Remove text that says only Gold has linker plugin
11405 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11407 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11408 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11409 the DIE accordingly.
11410 (modified_type_die): Add REVERSE parameter and pass it recursively,
11411 as well as to base_type_die. Adjust presence check accordingly.
11412 (base_type_for_mode): Adjust call to modified_type_die.
11413 (add_type_attribute): Add REVERSE parameter and pass it to
11415 (generic_parameter_die): Adjust call to add_type_attribute.
11416 (add_scalar_info): Likewise.
11417 (add_subscript_info): Likewise.
11418 (gen_array_type_die): Likewise.
11419 (gen_descr_array_type_die): Likewise.
11420 (gen_entry_point_die): Likewise.
11421 (gen_enumeration_type_die): Likewise.
11422 (gen_formal_parameter_die): Likewise.
11423 (gen_subprogram_die): Likewise.
11424 (gen_variable_die ): Likewise.
11425 (gen_const_die): Likewise.
11426 (gen_field_die): Likewise.
11427 (gen_pointer_type_die): Likewise.
11428 (gen_reference_type_die): Likewise.
11429 (gen_ptr_to_mbr_type_die): Likewise.
11430 (gen_inheritance_die): Likewise.
11431 (gen_subroutine_type_die): Likewise.
11432 (gen_typedef_die): Likewise.
11433 (force_type_die): Adjust call to modified_type_die.
11435 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11437 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11438 flow throughout the file. Fix broken link to Objective-C 2.0
11440 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11443 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11445 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11447 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11450 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11451 (maybe_record_node): Record cxa_pure_virtual as the only possible
11452 target if there are not ohter candidates.
11453 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11455 2016-01-19 Richard Biener <rguenther@suse.de>
11457 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11458 (get_memory_order): Likewise.
11460 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11462 * tree-vect-stmts.c (vectorizable_store): Check
11465 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11468 * gcc.c (driver::decode_argv): Add call to
11469 init_opts_obstack before init_options_struct.
11470 * opts.c (init_opts_obstack): Remove idempotency.
11471 (init_options_struct): Replace call to init_opts_obstack
11472 with a gcc_assert to verify that it has already been called.
11473 * toplev.c (toplev::main): Add call to init_opts_obstack before
11474 calls to init_options_struct.
11475 (toplev::finalize): Move cleanup of opts_obstack next to
11476 cleanup of save_decoded_options, clearing the latter, and
11477 save_decoded_options_count.
11479 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11482 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11483 attribute to unconditional. Remove %? from output template.
11485 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11486 Jiong Wang <jiong.wang@arm.com>
11488 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11489 generated from different expand order.
11491 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11493 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11494 Add support for CCMP costing.
11496 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11498 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11499 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11500 (fccmpe<mode>): Likewise.
11501 (fcmp): Rename to fcmp and globalize pattern.
11503 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11504 (aarch64_gen_ccmp_next): Add FP support.
11506 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11508 * target.def (gen_ccmp_first): Update documentation.
11509 (gen_ccmp_next): Likewise.
11510 * doc/tm.texi (gen_ccmp_first): Update documentation.
11511 (gen_ccmp_next): Likewise.
11512 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11513 expand_ccmp_expr_1. Improve comments.
11514 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11515 (ccmp_ior<mode>): Remove pattern.
11516 (cmp<mode>): Remove expand.
11517 (cmp): Globalize pattern.
11518 (cstorecc4): Use cc_register.
11519 (mov<mode>cc): Remove ccmp_cc_register check.
11520 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11521 Simplify after removal of CC_DNE/* modes.
11522 (aarch64_ccmp_mode_to_code): Remove.
11523 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11524 In 'k' case use integer as condition.
11525 (aarch64_nzcv_codes): Remove inverted cases.
11526 (aarch64_code_to_ccmode): Remove.
11527 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11528 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11529 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11530 pattern. Return the comparison with CC register. Invert conditions
11531 when bitcode is OR.
11532 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11533 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11535 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11537 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11538 instrumented_version.
11540 2016-01-19 Richard Biener <rguenther@suse.de>
11542 PR tree-optimization/69336
11543 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11544 handled components with get_ref_base_and_extent.
11545 (equal_mem_array_ref_p): Adjust.
11547 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11550 * shrink-wrap.c: Include valtrack.h.
11551 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11552 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11553 in between insn and where it will be moved to. Call
11554 dead_debug_insert_temp.
11555 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11556 first and dead_debug_local_finish at the end.
11557 For uses and defs bitmap, handle all regs in between REGNO and
11558 END_REGNO, not just the first one.
11560 2016-01-19 Richard Biener <rguenther@suse.de>
11562 PR tree-optimization/69352
11563 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11564 (equal_mem_array_ref_p): Constrain size and max size properly.
11565 Compare the reverse flag.
11567 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11569 * ira.c (ira): Update regstat data if we deleted insns.
11571 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11573 PR rtl-optimization/68955
11574 PR rtl-optimization/64557
11575 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11576 here. Fix up formatting.
11577 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11579 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11582 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11583 assume that the node has body.
11584 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11587 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11589 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11592 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11594 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11595 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11597 2016-01-19 Martin Jambor <mjambor@suse.cz>
11598 Martin Liska <mliska@suse.cz>
11599 Michael Matz <matz@suse.de>
11601 * Makefile.in (OBJS): Add new source files.
11602 (GTFILES): Add hsa.c.
11603 * common.opt (disable_hsa): New variable.
11604 (-Whsa): New warning.
11605 * config.in (ENABLE_HSA): New.
11606 * configure.ac: Treat hsa differently from other accelerators.
11607 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11608 $enable_offloading.
11609 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11610 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11611 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11612 --with-hsa-kmt-lib.
11613 * doc/invoke.texi (-Whsa): Document.
11614 (hsa-gen-debug-stores): Likewise.
11615 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11616 to invoke offload compiler for hsa acclerator.
11617 * opts.c (common_handle_option): Determine whether HSA offloading
11618 should be performed.
11619 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11620 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11621 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11622 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11623 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11624 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11625 GF_OMP_FOR_KIND_GRID_LOOP.
11626 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11627 (pp_gimple_stmt_1): Likewise.
11628 * gimple-walk.c (walk_gimple_stmt): Likewise.
11629 * gimple.c (gimple_build_omp_grid_body): New function.
11630 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11631 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11632 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11633 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11634 GF_OMP_TEAMS_GRID_PHONY.
11635 (gimple_statement_omp_single_layout): Updated comments.
11636 (gimple_build_omp_grid_body): New function.
11637 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11638 (gimple_omp_for_grid_phony): New function.
11639 (gimple_omp_for_set_grid_phony): Likewise.
11640 (gimple_omp_parallel_grid_phony): Likewise.
11641 (gimple_omp_parallel_set_grid_phony): Likewise.
11642 (gimple_omp_teams_grid_phony): Likewise.
11643 (gimple_omp_teams_set_grid_phony): Likewise.
11644 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11645 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11646 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11647 (BUILT_IN_GOMP_TARGET): Updated type.
11648 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11649 (adjust_for_condition): New function.
11650 (get_omp_for_step_from_incr): Likewise.
11651 (extract_omp_for_data): Moved parts to adjust_for_condition and
11652 get_omp_for_step_from_incr.
11653 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11654 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11655 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11656 (scan_omp_parallel): Do not create child functions for phony
11658 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11659 (scan_omp_1_op): Checking assert we are not remapping to
11660 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11661 (parallel_needs_hsa_kernel_p): New function.
11662 (expand_parallel_call): Register apprpriate parallel child
11663 functions as HSA kernels.
11664 (grid_launch_attributes_trees): New type.
11665 (grid_attr_trees): New variable.
11666 (grid_create_kernel_launch_attr_types): New function.
11667 (grid_insert_store_range_dim): Likewise.
11668 (grid_get_kernel_launch_attributes): Likewise.
11669 (get_target_argument_identifier_1): Likewise.
11670 (get_target_argument_identifier): Likewise.
11671 (get_target_argument_value): Likewise.
11672 (push_target_argument_according_to_value): Likewise.
11673 (get_target_arguments): Likewise.
11674 (expand_omp_target): Call get_target_arguments instead of looking
11675 up for teams and thread limit.
11676 (grid_expand_omp_for_loop): New function.
11677 (grid_arg_decl_map): New type.
11678 (grid_remap_kernel_arg_accesses): New function.
11679 (grid_expand_target_kernel_body): New function.
11680 (expand_omp): Call it.
11681 (lower_omp_for): Do not emit phony constructs.
11682 (lower_omp_taskreg): Do not emit phony constructs but create for them
11683 a temporary variable receiver_decl.
11684 (lower_omp_taskreg): Do not emit phony constructs.
11685 (lower_omp_teams): Likewise.
11686 (lower_omp_grid_body): New function.
11687 (lower_omp_1): Call it.
11688 (grid_reg_assignment_to_local_var_p): New function.
11689 (grid_seq_only_contains_local_assignments): Likewise.
11690 (grid_find_single_omp_among_assignments_1): Likewise.
11691 (grid_find_single_omp_among_assignments): Likewise.
11692 (grid_find_ungridifiable_statement): Likewise.
11693 (grid_target_follows_gridifiable_pattern): Likewise.
11694 (grid_remap_prebody_decls): Likewise.
11695 (grid_copy_leading_local_assignments): Likewise.
11696 (grid_process_kernel_body_copy): Likewise.
11697 (grid_attempt_target_gridification): Likewise.
11698 (grid_gridify_all_targets_stmt): Likewise.
11699 (grid_gridify_all_targets): Likewise.
11700 (execute_lower_omp): Call grid_gridify_all_targets.
11701 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11702 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11703 (tree_omp_clause): Added union field dimension.
11704 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11705 * tree.c (omp_clause_num_ops): Added number of arguments of
11706 OMP_CLAUSE__GRIDDIM_.
11707 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11708 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11709 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11710 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11711 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11712 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11713 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11714 * tree-pass.h (make_pass_gen_hsail): Declare.
11715 (make_pass_ipa_hsa): Likewise.
11716 * ipa-hsa.c: New file.
11717 * lto-section-in.c (lto_section_name): Add hsa section name.
11718 * lto-streamer.h (lto_section_type): Add hsa section.
11719 * timevar.def (TV_IPA_HSA): New.
11720 * hsa-brig-format.h: New file.
11721 * hsa-brig.c: New file.
11722 * hsa-dump.c: Likewise.
11723 * hsa-gen.c: Likewise.
11726 * toplev.c (compile_file): Call hsa_output_brig.
11727 * hsa-regalloc.c: New file.
11729 2016-01-18 Jeff Law <law@redhat.com>
11731 PR tree-optimization/69320
11732 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11733 ranged object, do nothing if the RHS constant is not [0..1].
11734 (optimize_stmt): Comparing a boolean ranged object against a
11735 constant outside [0..1] results in a compile-time constant.
11737 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11740 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11742 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11743 (Option Summary): Update to reflect new section and moved options.
11744 (C++ Dialect Options): Move -fstats to new section.
11745 (Debugging Options): Move all dump, statistics, and other GCC
11746 developer options to new section. Rewrite section introduction
11747 and re-order remaining options to put the more basic ones first.
11748 (Optimization Options): Move -fira-verbose and -flto-report* to
11750 (Developer Options): New section incorporating moved options.
11751 * doc/cppopts.texi (-dM): Update cross-reference.
11753 2016-01-18 Richard Henderson <rth@redhat.com>
11756 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11757 operands to pseudo only if CSE is expected. Split long immediate
11758 operands only after reload, and for the stack pointer.
11759 (*add<GPI>3_pluslong): Remove.
11760 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11761 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11762 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11763 (*add<GPI>3 peepholes): New.
11764 (*add<GPI>3 splitters): New.
11765 * config/aarch64/constraints.md (Upl): New.
11766 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11768 2016-01-18 Richard Biener <rguenther@suse.de>
11770 PR tree-optimization/69297
11771 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11773 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11775 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11777 PR middle-end/68542
11778 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11779 of mixind vector and scalar types.
11780 (fold_relational_const): Add handling of vector
11781 comparison with boolean result.
11782 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11783 comparison of vector operands with boolean result for EQ/NE only.
11784 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11785 (verify_gimple_cond): Likewise.
11786 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11789 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11791 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11794 2016-01-18 Richard Biener <rguenther@suse.de>
11796 PR middle-end/69308
11797 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11799 2016-01-18 Tom de Vries <tom@codesourcery.com>
11801 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11803 2016-01-18 Tom de Vries <tom@codesourcery.com>
11805 * omp-low.c (set_oacc_fn_attrib): Make extern.
11806 * omp-low.h (set_oacc_fn_attrib): Declare.
11807 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11808 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11809 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11810 Add and handle function parameter oacc_kernels_p.
11811 (find_reduc_addr, get_omp_data_i_param): New function.
11812 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11813 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11814 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11815 Calculate dominance info. Skip loops that are not in a kernels region
11816 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11817 (pass_parallelize_loops::execute): Call parallelize_loops with
11818 oacc_kernels_p argument.
11819 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11820 New member function.
11821 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11822 * passes.def: Add argument to pass_parallelize_loops instantation.
11824 2016-01-18 Tom de Vries <tom@codesourcery.com>
11826 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11827 pass_parallelize_loops to be run outside the loop pipeline.
11829 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11831 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11832 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11834 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11837 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11838 using get_ref_base_and_extent.
11839 (equal_mem_array_ref_p): New.
11840 (hashable_expr_equal_p): Add call to previous.
11842 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11845 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11846 (sra_initialize): Allocate disqualified_constants.
11847 (sra_deinitialize): Free disqualified_constants.
11848 (disqualify_candidate): Update disqualified_constants when appropriate.
11849 (create_access): Scan for constant-pool entries as we go along.
11850 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11851 (maybe_add_sra_candidate): Allow constant-pool entries.
11852 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11853 (initialize_constant_pool_replacements): New.
11854 (sra_modify_assign): Avoid mangling assignments created by previous,
11855 and don't generate writes into constant pool.
11856 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11858 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11860 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11861 andnot instruction.
11862 (scalar_chain::convert_op): Likewise.
11863 * config/i386/i386.md (*andndi3_doubleword): New.
11865 2016-01-18 Richard Biener <rguenther@suse.de>
11867 PR tree-optimization/69170
11868 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11869 building a vector from scalar results of a pattern stmt.
11871 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11873 * haifa-sched.c (autopref_multipass_init): Work around
11874 -Wmaybe-uninitialized warning.
11876 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11878 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11879 against the constant 0.
11881 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11883 PR tree-optimization/68799
11884 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11885 look up phi candidates in the statement-candidate map.
11886 (phi_add_costs): Likewise.
11887 (record_phi_increments): Likewise.
11888 (phi_incr_cost): Likewise.
11889 (ncd_with_phi): Likewise.
11890 (all_phi_incrs_profitable): Likewise.
11892 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11894 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11895 -Wmaybe-uninitialized warning.
11897 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11899 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11900 (Option Summary): Update to reflect new section and moved options.
11901 (C++ Dialect Options): Move -fvtable-verify and related options.
11902 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11903 and profiling-related options.
11904 (Optimization Options): Move profile generation options and
11905 -fstack-protector and related options.
11906 (Instrumentation Options): New section incorporating moved options.
11907 (Code Generation Options): Move -finstrument-functions and
11908 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11910 2016-01-16 Tom de Vries <tom@codesourcery.com>
11912 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11914 2016-01-16 Tom de Vries <tom@codesourcery.com>
11916 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11918 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11920 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11921 that checks whether the table is already empty. Rename the
11922 original implementation to...
11923 (hash_table::empty_slot): ...this new private function.
11925 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11927 PR diagnostic/68899
11928 * diagnostic-show-locus.c (layout::print_source_line): Move x
11929 offset of line until after call to
11930 get_line_width_without_trailing_whitespace.
11932 2016-01-15 Jeff Law <law@redhat.com>
11934 PR tree-optimization/69270
11935 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11936 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11937 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11938 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11939 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11940 ssa_name_has_boolean_range and constant_boolean_node.
11942 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11944 PR rtl-optimization/69030
11945 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11947 (spill_pseudos): Delete debug insn for dead pseudo.
11948 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11950 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11952 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11954 (TYPES_UNOPUS): Likewise.
11955 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11956 builtin type, from UNOP to UNOPUS.
11957 (lbtruncuv4sf): Likewise.
11958 (lbtruncuv2df): Likewise.
11959 (lrounduv2sf): Likewise.
11960 (lrounduv4sf): Likewise.
11961 (lrounduv2df): Likewise.
11962 (lroundusf): Likewise.
11963 (lroundusf): Likewise.
11964 (lceiluv2sf): Likewise.
11965 (lceiluv4sf): Likewise.
11966 (lceiluv2df): Likewise.
11967 (lceilusf): Likewise.
11968 (lceiludf): Likewise.
11969 (lflooruv2sf): Likewise.
11970 (lflooruv4sf): Likewise.
11971 (lflooruv2df): Likewise.
11972 (lfloorusf): Likewise.
11973 (lfloorudf): Likewise.
11974 (lfrintnuv2sf): Likewise.
11975 (lfrintnuv4sf): Likewise.
11976 (lfrintnuv2df): Likewise.
11977 (lfrintnusf): Likewise.
11978 (lfrintnudf): Likewise.
11979 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11981 (vcvtq_u32_f32): Likewise.
11982 (vcvtq_u64_f64): Likewise.
11983 (vcvta_u32_f32): Likewise.
11984 (vcvtaq_u32_f32): Likewise.
11985 (vcvtaq_u64_f64): Likewise.
11986 (vcvtm_u32_f32): Likewise.
11987 (vcvtmq_u32_f32): Likewise.
11988 (vcvtmq_u64_f64): Likewise.
11989 (vcvtn_u32_f32): Likwise.
11990 (vcvtnq_u32_f32): Likewise.
11991 (vcvtnq_u64_f64): Likewise.
11992 (vcvtp_u32_f32): Likewise.
11993 (vcvtpq_u32_f32): Likewise.
11994 (vcvtpq_u64_f64): Likewise.
11995 (vcvtmd_u64_f64): Likewise.
11996 (vcvtms_u32_f32): Likewise.
11997 (vcvtad_u64_f64): Likewise.
11998 (vcvtas_u32_f32): Likewise.
11999 (vcvtnd_u64_f64): Likewise.
12000 (vcvtns_u32_f32): Likewise.
12001 (vcvtpd_u64_f64): Likewise.
12002 (vcvtps_u32_f32): Likewise.
12004 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12006 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12007 CSEL of zero_extended registers.
12009 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12011 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12012 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12014 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12016 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12017 false when argument string is not found in the attributes table
12020 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12023 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12024 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12025 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12026 precision estimate.
12028 2016-01-15 Richard Biener <rguenther@suse.de>
12030 PR tree-optimization/66856
12031 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12032 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12033 (vect_create_new_slp_node): Increment stmt reference count.
12034 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12035 an SLP tree before swapping operands.
12036 (vect_build_slp_tree): Likewise.
12037 (destroy_bb_vec_info): Free stmt info after SLP instances.
12038 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12039 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12040 (STMT_VINFO_NUM_SLP_USES): New macro.
12042 2016-01-15 Richard Biener <rguenther@suse.de>
12045 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12046 (add_linkage_name): ... here.
12047 (gen_typedef_die): Use add_linkage_name_raw instead of
12048 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12051 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12053 * gimplify.c (oacc_default_clause): Decode reference and pointer
12054 types for both kernels and parallel regions.
12056 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12058 PR middle-end/69246
12059 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12061 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12063 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12064 (convert_scalars_to_vector): Likewise.
12066 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12068 * doc/extend.texi (Type Traits): Fix grammar.
12070 2016-01-15 Martin Jambor <mjambor@suse.cz>
12072 * tree-inline.c (remap_decl): Use existing dclarations if
12073 remapping a type and prevent_decl_creation_for_types.
12074 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12075 decls first. Do real remapping with
12076 prevent_decl_creation_for_types set.
12077 * tree-inline.h (copy_body_data): New field
12078 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12081 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12083 * config/s390/s390.opt (mmvcle): More verbose help text.
12085 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12087 * config/s390/s390.opt: Add period to -mzvector option text.
12089 2016-01-15 Richard Biener <rguenther@suse.de>
12091 PR tree-optimization/68961
12092 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12093 of invariants in stores again.
12095 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12097 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12099 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12101 * config/i386/i386.c (ix86_expand_branch): Don't split
12102 DI mode xor instruction to SI mode.
12104 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12107 * ipa-icf.c (sem_function::merge): Virtual functions may become
12108 reachable even if they address is not taken and there are no
12111 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12113 * lto-streamer-out.c (subtract_estimated_size): New function.
12114 (get_symbol_initial_value): Use it.
12116 2016-01-15 Christian Bruel <christian.bruel@st.com>
12119 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12120 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12121 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12122 use add_builtin_function_ext_scope instead of add_builtin_function.
12123 (neon_set_p, neon_crypto_set_p): Remove.
12124 (arm_init_builtins): Always call arm_init_neon_builtins and
12125 arm_init_crypto_builtins.
12126 (arm_expand_builtin): Check that builtins are allowed for the arch.
12127 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12128 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12129 arm_init_neon_builtins call.
12131 2016-01-15 Richard Biener <rguenther@suse.de>
12133 PR tree-optimization/69117
12134 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12135 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12136 of the leader conservatively.
12137 (free_scc_vn): Restore original SSA name infos.
12139 2016-01-14 Jeff Law <law@redhat.com>
12141 PR tree-optimization/69270
12142 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12143 single bit of precision, verify it's also unsigned.
12144 (record_edge_info): Use constant_boolean_node rather than fold_convert
12145 to convert boolean_true/boolean_false to the right type.
12147 2016-01-14 Richard Henderson <rth@redhat.com>
12150 * loop-doloop.c (record_reg_sets): New.
12151 (doloop_optimize): Reject the transform if the sequence
12152 clobbers registers live at the end of the loop block.
12153 (doloop_optimize_loops): Enable df_live if needed.
12155 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12157 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12158 * config/rs6000/rs6000.c: Likewise.
12159 * config/rs6000/rs6000.h: Likewise.
12160 * config/rs6000/rs6000.md: Likewise.
12161 * doc/extend.texi: Likewsie.
12163 2016-01-14 Jeff Law <law@redhat.com>
12165 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12168 2016-01-14 Richard Henderson <rth@redhat.com>
12172 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12173 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12174 instead of builtin_decl_declared_p to test for declaration.
12176 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12178 * doc/loop.texi (Loop Analysis and Representation): Document
12179 loop_depth function.
12181 2016-01-14 Tom de Vries <tom@codesourcery.com>
12183 PR tree-optimization/68773
12184 * omp-low.c (expand_omp_target): Don't set force_output.
12185 * varpool.c (varpool_node::get_create): Same.
12186 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12187 offload_funcs with force_output.
12189 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12192 * lra-eliminations.c (move_plus_up): Don't change anything if either
12193 the outer or inner subreg mode is not MODE_INT.
12194 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12195 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12197 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12199 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12200 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12201 reduc_uplus_@var{m}): Remove.
12202 * expr.c (expand_expr_real_2): Remove expansion path for
12203 reduc_[us](min|max|plus) optabs.
12204 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12205 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12206 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12207 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12208 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12209 reduc_[us](min|max|plus) optabs.
12211 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12213 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12214 (reduc_plus_scal_v2sf): New.
12215 (reduc_smax_v2sf): Rename to...
12216 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12217 (reduc_smin_v2sf): Rename to...
12218 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12220 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12222 * alias.c (compare_base_symbol_refs): New function.
12223 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12226 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12228 PR middle-end/68146
12229 PR tree-optimization/69155
12230 * tree-complex.c: Include cfganal.h.
12231 (phis_to_revisit): New variable.
12232 (extract_component): Add phiarg_p argument. Assert that returned
12233 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12234 (update_phi_components): Partly rewrite to use loop over real/imag
12235 components instead of code duplication. If extract_component returns
12236 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12237 create_tmp_reg into the PHI node instead, and mention the phi triplet
12238 in phis_to_revisit.
12239 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12240 in phis_to_revisit at the end.
12242 2016-01-14 Richard Biener <rguenther@suse.de>
12244 PR tree-optimization/68060
12245 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12246 outer loop reduction is only used in the inner loop before
12247 detecting a double reduction.
12249 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12252 * combine.c (expand_field_assignment): Punt if compute_mode is
12253 unsupported scalar mode.
12255 2016-01-14 Richard Biener <rguenther@suse.de>
12257 PR tree-optimization/66856
12258 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12259 SLP node only if it built successfully.
12260 (vect_analyze_slp_instance): Adjust.
12262 2016-01-14 Jeff Law <law@redhat.com>
12264 PR tree-optimization/69270
12265 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12266 (record_edge_info): Use it. Convert boolean_{true,false}_node
12267 to the type of op0.
12269 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12272 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12273 use block_ultimate_origin
12274 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12276 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12278 * doc/invoke.texi (Submodel Options): Rename section to
12279 "Machine-Dependent Options" to better reflect its content.
12280 Rewrite introductory text to remove archaic CPU names.
12283 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12285 * doc/invoke.texi (Code Gen Options): Move section up in file,
12286 before target-specific options. Update menu and option summary
12287 to reflect the new section ordering.
12289 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12291 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12292 (C++ Dialect Options): Add cross-reference to -std option.
12293 * doc/standards.texi (C++ Language): Document C++14 support.
12295 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12297 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12298 for pack/unpack functions for __ibm128.
12299 (PACK_IF): Likewise.
12300 (UNPACK_IF): Likewise.
12302 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12303 support for __ibm128 pack/unpack functions.
12304 (rs6000_invalid_builtin): Likewise.
12305 (rs6000_init_builtins): Likewise.
12306 (rs6000_opt_masks): Likewise.
12308 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12309 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12311 (RS6000_BTM_COMMON): Likewise.
12313 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12314 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12315 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12316 128-bit floating point. Add support for the double values to be
12317 in Altivec registers for TF/IF packing and unpacking, but restrict
12318 TD packing sub-fields to be FPR registers. Don't allow overlapped
12319 register support for packing. Allow pack inputs to be memory
12320 locations. Don't build generator functions for unpack<mode>_dm
12321 and unpack<mode>_nodm.
12322 (unpack<mode>_dm): Likewise.
12323 (unpack<mode>_nodm): Likewise.
12324 (pack<mode>): Likewise.
12326 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12327 built-in functions to pack/unpack explicit __ibm128 values.
12328 (__builtin_unpack_ibm128): Likewise.
12330 * doc/extend.texi (PowerPC Built-in Functions): Document
12331 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12333 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12336 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12337 Add new arg loc and pass it down as context.
12338 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12339 to the location to use for the warning.
12340 (check_function_arguments): New arg loc. All callers changed. Pass
12341 it to check_function_nonnull.
12342 * c-common.h (check_function_arguments): Adjust declaration.
12344 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12346 PR tree-optimization/69156
12347 * gimple.c (validate_type): Removed.
12348 (gimple_builtin_call_types_compatible_p): Use
12349 useless_type_conversion_p instead of validate_type.
12350 * value-prof.c (gimple_stringop_fixed_value): Fold
12351 icall_size to correct type.
12353 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12355 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12358 2016-01-13 Richard Henderson <rth@redhat.com>
12361 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12362 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12363 (ix86_builtin_tm_store): Remove.
12364 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12365 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12366 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12367 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12368 * doc/tm.texi: Rebuild.
12370 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12371 (BUILT_IN_TM_MEMCPY_RTWN): New.
12372 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12373 fallback from vector to integer helpers.
12374 (build_tm_load): Handle vector types directly, instead of
12376 (build_tm_store): Likewise.
12377 (expand_assign_tm): Prepare for register types not handled by
12378 the above. Copy them to memory and use memcpy.
12379 * tree.c (tm_define_builtin): New.
12380 (find_tm_vector_type): New.
12381 (build_tm_vector_builtins): New.
12382 (build_common_builtin_nodes): Call it.
12384 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12386 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12387 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12389 2016-01-13 Tom de Vries <tom@codesourcery.com>
12391 PR tree-optimization/69169
12392 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12393 handled_struct_type param.
12394 (create_variable_info_for, intra_create_variable_infos): Call
12395 create_variable_info_for_1 with extra arg.
12397 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12399 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12400 and "armv8.1-a+crc" entries.
12402 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12405 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12406 Change first operand predicate from register_or_constm1_operand
12407 to register_operand.
12408 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12409 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12410 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12411 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12412 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12413 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12414 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12415 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12416 comparison with constm1_rtx from vec_prefetch_gen part.
12418 2016-01-13 Richard Biener <rguenther@suse.de>
12420 PR tree-optimization/69013
12421 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12422 Exchange assert for a test.
12424 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12427 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12429 2016-01-13 Richard Biener <rguenther@suse.de>
12431 PR tree-optimization/69242
12432 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12433 assert with a check.
12435 2016-01-13 Richard Biener <rguenther@suse.de>
12437 PR tree-optimization/69186
12438 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12439 Properly guard vect_update_misalignment_for_peel call.
12441 2016-01-12 Jeff Law <law@redhat.com>
12443 PR tree-optimization/pr67755
12444 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12445 "need_profile_correction".
12446 (thread_block_1): Initialize new field to false by default. If we
12447 have multiple thread paths through a common joiner to different
12448 final targets, then set new field to true.
12449 (compute_path_counts): Only do count adjustment when it's really
12452 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12454 * doc/invoke.texi (Spec Files): Move section down in file, past
12455 all command-line option descriptions.
12457 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12459 PR middle-end/54809
12460 * doc/gty.texi: Remove documentation of mark_hook.
12461 * gengtype.c (struct write_types_data): Remove code to support
12462 mark_hook attribute.
12463 (walk_type): Likewise.
12464 (write_func_for_structure): Likewise.
12466 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12468 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12469 Directory Options, and -specs= to Overall Options.
12470 (Overall Options): Adjust similarly. Reorder to group related
12471 options together. Make -specs= cross-reference the spec file details.
12472 (Directory Options): Adjust similarly.
12474 2016-01-12 Jeff Law <law@redhat.com>
12476 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12478 2016-01-12 Olivier Hainque <hainque@adacore.com>
12480 * gcc.c (spec_undefvar_allowed): New global.
12481 (process_command): Set to true when running for --version or --help,
12483 (getenv_spec_function): When the variable is not defined, use the
12484 variable name as the variable value if we're allowed not to issue
12487 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12489 PR tree-optimization/68911
12490 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12491 information computed for expression "init + nit * step".
12493 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12495 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12496 about name of GCC executable. Remove deleted node from menu.
12497 (Directory Options) <-B>: Remove cross-reference to deleted node.
12498 (Target Options): Delete section.
12500 2016-01-12 Christian Bruel <christian.bruel@st.com>
12503 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12504 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12506 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12509 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12510 aligned_mem is properly set for AVX512-VL floating point masked
12514 * ifcvt.c (cond_exec_process_if_block): When removing the last
12515 insn from then_bb, remove also any possible barriers that follow it.
12517 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12521 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12522 (PTRDIFF_TYPE): Likewise.
12523 (WCHAR_TYPE): Likewise.
12524 (WCHAR_TYPE_SIZE): Likewise.
12525 (STDINT_LONG32): Likewise.
12527 2016-01-12 Richard Biener <rguenther@suse.de>
12529 PR tree-optimization/69053
12530 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12531 convert initial value for cond reductions.
12533 2016-01-12 Richard Biener <rguenther@suse.de>
12535 PR tree-optimization/69007
12536 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12537 widen_sum after dot_prod and sad.
12539 2016-01-12 Richard Biener <rguenther@suse.de>
12541 PR tree-optimization/69168
12542 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12543 pattern stmt SLP type.
12544 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12545 end up unused so cope with that case.
12547 2016-01-12 Richard Biener <rguenther@suse.de>
12549 PR tree-optimization/69157
12550 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12551 stmts def type only during analyze phase.
12552 (vectorizable_call): Likewise.
12553 (vectorizable_simd_clone_call): Likewise.
12554 (vectorizable_conversion): Likewise.
12555 (vectorizable_assignment): Likewise.
12556 (vectorizable_shift): Likewise.
12557 (vectorizable_operation): Likewise.
12558 (vectorizable_store): Likewise.
12559 (vectorizable_load): Likewise.
12561 2016-01-12 Richard Biener <rguenther@suse.de>
12563 PR tree-optimization/69174
12564 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12566 (vectorizable_load): Properly compute the number of loads needed
12567 for permuted strided SLP loads and do not spuriously assign
12568 to SLP_TREE_VEC_STMTS.
12570 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12572 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12573 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12574 (MD_EXEC_PREFIX): Remove.
12575 (MD_STARTFILE_PREFIX) Removee.
12576 (FILE_NAME_ABSOLUTE_P): Remove.
12577 (CPP_SPEC): Do not read macros from sys/version.h.
12578 (LINK_COMMAND_SPEC): Remove.
12579 (LOCAL_INCLUDE_DIR): Remove.
12580 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12581 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12582 (POST_LINK_SPEC): Define to invoke stubify after linker
12583 (LIBSTDCXX): Remove define
12584 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12585 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12586 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12587 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12588 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12589 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12590 (i386_djgpp_asm_named_section): Add propotype of new procedure
12592 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12593 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12594 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12595 in config/i386/djgpp.h).
12596 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12597 STANDARD_STARTFILE_PREFIX_1.
12598 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12599 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12600 installation errors.
12601 (MAX_OFILE_ALIGNMENT): Define to 128.
12602 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12604 * config/i386/djgpp.c: New file. Add implementation of
12605 i386_djgpp_asm_named_section.
12607 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12609 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12610 Add rule for building djgpp.o.
12612 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12614 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12615 (rtx_is_swappable_p): Reductions are swappable.
12616 (insn_is_swappable_p): V2DF reductions are swappable.
12618 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12620 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12621 reloads for other unsupported memory operands.
12623 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12624 Jim Wilson <jim.wilson@linaro.org>
12627 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12628 copy_to_mode_reg instead of force_reg.
12630 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12633 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12634 TARGET_80387 is true.
12636 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12639 * lra-eliminations.c (move_plus_up): Only move plus up
12640 if subreg of the constant can be simplified into constant
12641 and use the simplified subreg of the constant instead of
12642 the original constant.
12644 * fold-const.c (fold_convertible_p): Don't return true
12645 for conversion of VECTOR_TYPE to same sized integral type.
12646 (fold_convert_loc): Fix up formatting. Fold conversion of
12647 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12648 instead of NOP_EXPR.
12650 PR tree-optimization/69214
12651 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12652 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12655 PR tree-optimization/69207
12656 * tree-vect-slp.c (vect_get_constant_vectors): For
12657 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12658 fold_convertible_p to vector_type's element type, and always
12659 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12661 2016-01-11 Richard Biener <rguenther@suse.de>
12663 PR tree-optimization/69173
12664 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12665 fixup the cycle if all stmts are in a pattern.
12667 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12669 PR middle-end/68999
12670 * alias.c (base_alias_check): Move check for addresses with
12671 alignment ANDs before the call for compare_base_decls.
12672 (memrefs_conflict_p): Return -1 for different decls
12673 that went through alignment adjustments.
12675 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12677 PR rtl-optimization/68796
12678 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12679 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12680 and QImode comparisons against zero with CC_NZmode.
12681 * config/aarch64/iterators.md (short_mask): New mode_attr.
12683 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12685 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12686 (<avx512>_store<mode>_mask): Likewise.
12688 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12689 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12691 PR rtl-optimization/68841
12692 * ifcvt.c (struct noce_if_info): Add orig_x field.
12693 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12694 Don't record conflicts on to_rename if it's present.
12695 Allow memory destinations in sets.
12696 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12697 blocks, passing orig_x to the checks.
12698 (noce_process_if_block): Set if_info->orig_x appropriately.
12700 2016-01-11 Tom de Vries <tom@codesourcery.com>
12702 PR tree-optimization/69069
12703 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12705 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12707 PR rtl-optimization/68920
12708 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12709 of conditional moves for RTL if-conversion to 1 for
12710 TARGET_ONE_IF_CONV_INSN.
12711 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12712 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12713 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12714 parameter to restirct number of conditional moves for
12716 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12717 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12720 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12723 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12724 onepart vars. Fix typo in comment. Fix reversed condition in
12726 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12729 * var-tracking.c (dump_onepart_variable_differences): New.
12730 (dataflow_set_different): If a detailed dump is requested,
12731 delay early returns and dump differences between onepart
12732 variables present before and after, and added variables.
12734 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12737 * expr.c (expand_expr_real_1): For boolean vector constants
12738 with a scalar mode use const_scalar_mask_from_tree.
12739 (const_scalar_mask_from_tree): New.
12740 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12741 assigned to a mask type to handle constants.
12743 2016-01-11 Martin Jambor <mjambor@suse.cz>
12746 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12747 useless parameters if we cannot change function signature.
12749 2016-01-11 Martin Jambor <mjambor@suse.cz>
12752 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12755 2016-01-11 Tom de Vries <tom@codesourcery.com>
12757 PR tree-optimization/69109
12758 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12761 2016-01-11 Tom de Vries <tom@codesourcery.com>
12763 PR tree-optimization/69108
12764 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12765 res is not used in a phi.
12767 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12770 * common.opt (frandom-seed): Fix parameter name.
12771 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12773 2016-01-11 Tom de Vries <tom@codesourcery.com>
12775 PR tree-optimization/69058
12776 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12779 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12781 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12782 (mcode-density): Likewise.
12784 2016-01-10 Tom de Vries <tom@codesourcery.com>
12786 PR tree-optimization/69062
12787 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12788 (parallelize_loops): Don't paralelize loop that has phi with address
12791 2016-01-10 Tom de Vries <tom@codesourcery.com>
12793 PR tree-optimization/69039
12794 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12797 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12799 PR middle-end/68743
12800 * match.pd: Require target has function_c99_misc before doing
12801 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12803 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12805 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12807 * configure: Regenerate.
12809 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12811 PR middle-end/50865
12812 PR tree-optimization/69097
12813 * fold-const.h (expr_not_equal_to): New prototype.
12814 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12815 (expr_not_equal_to): New function.
12816 * match.pd (X % -Y is the same as X % Y): Don't optimize
12817 unless X is known not to be equal to minimum or Y is known
12818 not to be equal to -1.
12819 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12820 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12821 (simplify_stmt_using_ranges): Adjust caller.
12822 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12823 substitute_and_fold.
12825 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12827 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12830 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12832 PR tree-optimization/69167
12833 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12834 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12836 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12838 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12839 Richard Biener <rguenther@suse.de>
12841 PR tree-optimization/68707
12842 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12843 instances that can be handled via vect_load_lanes.
12845 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12847 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12848 if we can't determine address equivalence.
12849 * alias.c (compare_base_decl): Update for changed return value of
12850 symtab_node::equal_address_to.
12852 2016-01-08 Jason Merrill <jason@redhat.com>
12856 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12857 * expr.c (store_field): Not here.
12858 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12859 call with TREE_ADDRESSABLE type.
12860 * tree-cfg.c (verify_gimple_call): Adjust.
12862 2016-01-08 Olivier Hainque <hainque@adacore.com>
12864 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12867 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12869 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12870 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12871 (reduc_smin_v2sf): Rename to...
12872 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12873 (reduc_splus_v2sf): Rename to...
12874 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12876 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12878 PR tree-optimization/69162
12879 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12880 valist argument in another argument.
12881 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12882 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12883 to determine the va_list type, build a MEM_REF instead of
12884 build_fold_indirect_ref.
12886 PR tree-optimization/69172
12887 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12890 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12892 PR tree-optimization/67781
12893 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12894 and cmpnop in two steps: first the ones not accessed in original
12895 gimple expression in a endian independent way and then the ones not
12896 accessed in the final result in an endian-specific way.
12898 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12900 PR tree-optimization/69083
12901 * tree-vect-slp.c (vect_get_constant_vectors): For
12902 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12903 element type. If op is fold_convertible_p to vector_type's element
12904 type, use NOP_EXPR instead of VCE.
12906 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12908 PR rtl-optimization/67778
12909 PR rtl-optimization/68634
12910 PR rtl-optimization/68909
12911 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12912 block from the stack until done with it. Remove a superfluous
12913 bitmap set. Remove a superfluous bitmap test.
12915 2016-01-07 Martin Sebor <msebor@redhat.com>
12918 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12919 constraint on the type of arguments.
12921 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12923 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12924 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12925 unaligned_access on the gcc_options set.
12926 * config/arm/arm.c (arm_option_override_internal): Use
12927 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12929 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12932 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12933 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12935 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12938 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12941 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12942 depending on frame_pointer_needed before remaining integer and SSE
12943 registers are saved.
12945 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12948 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12950 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12953 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12954 Use the "xBm" constraint.
12955 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12957 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12958 (sse_cvtsi2ssq<round_name>): Likewise.
12959 (sse_cvtss2si<round_name>): Likewise.
12960 (sse_cvtss2siq<round_name>): Likewise.
12961 (sse2_cvtsi2sdq<round_name>): Likewise.
12962 (sse2_cvtsd2si<round_name>): Likewise.
12963 (sse2_cvtsd2siq<round_name>): Likewise.
12964 * config/i386/subst.md (round_nimm_scalar_predicate): New
12967 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12969 PR middle-end/67639
12970 * varasm.c (make_decl_rtl): Mark invalid register vars as
12973 PR rtl-optimization/66206
12974 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12975 All callers changed.
12977 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12979 PR tree-optimization/69141
12980 * tree-ssa-pre.c: Include langhooks.h.
12981 (eliminate_dom_walker::before_dom_children): Use
12982 lang_hooks.decl_printable_name instead of
12983 cgraph_node::get ()->name ().
12985 PR middle-end/68960
12986 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12987 it and DECL_ALIGN too.
12989 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12991 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12993 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12996 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12997 depending on frame_pointer_needed before remaining integer and SSE
12998 registers are saved.
13000 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13002 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13003 mode iterator with VSX_M2.
13004 (*p9_vecstore_<mode>): Likewise.
13005 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13006 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13007 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13008 (define_split for VSX_LE128 stores): Likewise.
13009 (define_peephole2 for TImode LE swaps): Likewise.
13010 (define_split for VSX_LE128 post-reload stores): Likewise.
13012 2016-01-06 Marek Polacek <polacek@redhat.com>
13015 * convert.c (convert_to_integer_1): Adjust call to
13016 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13017 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13018 EXPR instead of ARG.
13019 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13021 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13024 * doc/extend.texi (RL78 Variable Attributes): New section.
13026 2016-01-05 Marek Polacek <polacek@redhat.com>
13029 * builtins.c (get_memmodel): Use expansion point location rather than
13030 the input location. Call warning_at rather than warning.
13031 (expand_builtin_atomic_compare_exchange): Likewise.
13032 (expand_builtin_atomic_load): Likewise.
13033 (expand_builtin_atomic_store): Likewise.
13034 (expand_builtin_atomic_clear): Likewise.
13036 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13039 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13040 Replace nonimmediate_operand with vector_operand.
13041 * config/i386/predicates.md (vector_operand): New predicate.
13042 (general_vector_operand): Replace nonimmediate_operand with
13044 * config/i386/sse.md: Replace nonimmediate_operand with
13045 vector_operand and m constraint with Bm constraint on SSE
13046 patterns with 16-byte memory operand.
13047 * config/i386/subst.md (round_nimm_predicate): Replace
13048 nonimmediate_operand with vector_operand.
13049 (round_saeonly_nimm_predicate): Likewise.
13050 (round_saeonly_nimm_scalar_predicate): New.
13052 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13055 * config/i386/constraints.md (Bm): New constraint.
13056 * config/i386/predicates.md (vector_memory_operand): New
13058 * config/i386/sse.md: Replace xm with xBm in plusminus and
13059 any_logic patterns.
13061 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13064 * doc/extend.texi (V850 Function Attributes): New section.
13065 (V850 Variable Attributes): New section.
13067 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13070 * doc/extend.texi (MicroBlaze Function Attributes): Document
13071 interrupt_handler and fast_interrupt attributes.
13073 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13076 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13077 for local symbolic operands.
13078 * config/ia64/predicates.md (local_symbolic_operand64): New
13081 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13083 PR rtl-optimization/68651
13084 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13087 2016-01-05 Nathan Sidwell <nathan@acm.org>
13089 * alias.c (compare_base_decls): Use symtab_node::get.
13091 2016-01-05 Nick Clifton <nickc@redhat.com>
13094 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13095 secondary_reload_info structure.
13098 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13099 decls if weak support is available.
13101 2016-01-04 Martin Sebor <msebor@redhat.com>
13103 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13105 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13107 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13108 OPTION_MASK_P9_DFORM.
13110 * config/rs6000/constraints.md (wo constraint): New constraint for
13113 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13115 (rs6000_init_hard_regno_mode_ok): Likewise.
13117 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13120 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13121 expanders not to have constraints. Add support for ISA 3.0 xxperm
13122 instruction. Add support for fusing xxlor with xxperm.
13123 (altivec_vperm_<mode>_internal): Likewise.
13124 (altivec_vperm_v8hiv16qi): Likewise.
13125 (altivec_vperm_<mode>v16q): Likewise.
13126 (altivec_vperm_<mode>_uns): Likewise.
13127 (vperm_v8hiv4si): Likewise.
13128 (vperm_v16qiv8hi): Likewise.
13130 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13132 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13134 Update copyright years.
13136 * gcc.c (process_command): Update copyright notice dates.
13137 * gcov-dump.c (print_version): Ditto.
13138 * gcov.c (print_version): Ditto.
13139 * gcov-tool.c (print_version): Ditto.
13140 * gengtype.c (create_file): Ditto.
13141 * doc/cpp.texi: Bump @copying's copyright year.
13142 * doc/cppinternals.texi: Ditto.
13143 * doc/gcc.texi: Ditto.
13144 * doc/gccint.texi: Ditto.
13145 * doc/gcov.texi: Ditto.
13146 * doc/install.texi: Ditto.
13147 * doc/invoke.texi: Ditto.
13149 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13151 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13152 modes larger than TImode as TImode if NEON is not enabled.
13154 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13157 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13158 mode for %f0-%f31 only if TARGET_FPU.
13160 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13163 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13164 to compute the PACKED_P predicate.
13165 (function_arg_record_value): Minor tweaks.
13167 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13169 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13170 option for arm*-*-* targets.
13172 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13174 * doc/extend.texi (Common Function Attributes): Move docs for
13175 MSP430-specific attributes to....
13176 (MSP430 Function Attributes): ...here. Delete the redundant
13177 entries and copy-edit the remaining text.
13178 (MSP430 Variable Attributes): Use uniform format for index
13179 entries and add a cross-reference to the corresponding function
13182 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13184 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13186 (x86 Options): Likewise.
13188 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13192 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13193 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13194 to corresponding attribute.
13196 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13198 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13199 to correct alphabetization of table. Copy-edit and correct
13201 <stack_protect>: Likewise.
13202 <target_clones>: Likewise.
13204 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13205 Correct punctuation.
13206 (Code Gen Options) <-fno-plt>: Copy-edit.
13208 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13211 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13212 SI values. Explicitly convert SI to DI and vice-versa.
13214 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13216 PR tree-optimization/69070
13217 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13218 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13221 * ubsan.c (ubsan_instrument_float_cast): Call
13222 initialize_sanitizer_builtins.
13225 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13227 Copyright (C) 2016 Free Software Foundation, Inc.
13229 Copying and distribution of this file, with or without modification,
13230 are permitted in any medium without royalty provided the copyright
13231 notice and this notice are preserved.