1 2016-05-25 Richard Biener <rguenther@suse.de>
3 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4 * tree-if-conv.c (pass_data_if_conversion): Use it.
6 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
8 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
9 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
10 * varpool.c (varpool_node::get_availability): Likewise.
12 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14 * config/rs6000/altivec.md (VNEG iterator): New iterator for
15 VNEGW/VNEGD instructions.
16 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
17 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
18 support for ISA 3.0 VNEGW/VNEGD instructions.
20 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
23 pointers inside OACC_DATA regions.
24 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
25 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
26 (gimplify_adjust_omp_clauses): Fix typo in comment.
28 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
30 * config/rs6000/altivec.md (VParity): New mode iterator for vector
31 parity built-in functions.
32 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
34 (p9v_parity<mode>2): Likewise.
35 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
37 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
38 (parity<mode>2): ISA 3.0 expander for vector parity.
39 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
41 (BU_P9_64BIT_MISC_0): Likewise.
42 (BU_P9_MISC_0): Likewise.
43 (BU_P9V_AV_1): Likewise.
44 (BU_P9V_AV_2): Likewise.
45 (BU_P9V_AV_3): Likewise.
46 (BU_P9V_AV_P): Likewise.
47 (BU_P9V_VSX_1): Likewise.
48 (BU_P9V_OVERLOAD_1): Likewise.
49 (BU_P9V_OVERLOAD_2): Likewise.
50 (BU_P9V_OVERLOAD_3): Likewise.
51 (VCTZB): Add vector count trailing zeros support.
55 (VPRTYBD): Add vector parity support.
58 (VCTZ): Add overloaded vector count trailing zeros support.
59 (VPRTYB): Add overloaded vector parity support.
60 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
61 overloaded vector count trailing zeros and parity instructions.
62 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
63 vector parity support.
64 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
65 trailing zeros support.
66 (vec_cntlz): Likewise.
67 (vec_vctzb): Likewise.
68 (vec_vctzd): Likewise.
69 (vec_vctzh): Likewise.
70 (vec_vctzw): Likewise.
71 (vec_vprtyb): Add ISA 3.0 vector parity support.
72 (vec_vprtybd): Likewise.
73 (vec_vprtybw): Likewise.
74 (vec_vprtybq): Likewise.
75 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
76 the ISA 3.0 vector count trailing zeros and vector parity built-in
79 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
81 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
82 when there is stmt_to_insert.
84 2016-05-24 Martin Sebor <msebor@redhat.com>
87 * gcc/tree.h (complete_or_array_type_p): New inline function.
89 2016-05-24 Jakub Jelinek <jakub@redhat.com>
91 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
92 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
93 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
95 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
96 Limit 1st alternative to noavx isa, split 2nd alternative into one
97 noavx and one avx alternative, use *x and Bm in the former and
98 x and m in the latter.
100 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
101 of sse4 for the first alternative, drop %v from the template
102 and d operand modifier. Split second alternative into one sse4_noavx
103 and one avx alternative, use *x instead of *v in the former and v
104 instead of *v in the latter.
105 (*sse4_1_extractps): Use noavx isa instead of * for the first
106 alternative, drop %v from the template. Split second alternative into
107 one noavx and one avx alternative, use *x instead of *v in the
108 former and v instead of *v in the latter.
109 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
110 with noavx and the last one with avx.
111 (sse4_1_phminposuw): Guard first alternative with noavx isa,
112 split the second one into one noavx and one avx alternative,
113 use *x and Bm in the former and x and m in the latter one.
114 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
117 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
118 first two alternatives to noavx, use *x instead of *v in the second
119 one, add avx alternative without *.
120 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
121 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
122 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
124 2016-05-24 Jeff Law <law@redhat.com>
126 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
127 New function, extracted from...
128 (fsm_find_control_statement_thread_paths): Here. Use the new function.
129 Allow simple copies and constant initializations in the SSA chain.
131 2016-05-24 Marek Polacek <polacek@redhat.com>
134 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
137 2016-05-24 Jakub Jelinek <jakub@redhat.com>
140 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
141 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
142 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
143 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
144 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
146 2016-05-24 Richard Biener <rguenther@suse.de>
148 PR tree-optimization/71240
149 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
152 2016-05-24 Richard Biener <rguenther@suse.de>
154 PR tree-optimization/71230
155 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
157 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
159 * tree-vectorizer.h (vectorizable_comparison): Delete.
160 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
162 * tree-vect-stmts.c (vectorizable_call): Likewise.
163 (vectorizable_simd_clone_call): Likewise.
164 (vectorizable_conversion): Likewise.
165 (vectorizable_assignment): Likewise.
166 (vectorizable_shift): Likewise.
167 (vectorizable_operation): Likewise.
168 (vectorizable_load): Likewise.
169 (vectorizable_condition): Likewise.
170 (vectorizable_store): Likewise. Assert that we don't have
172 (vectorizable_comparison): Make static. Remove redundant
174 (vect_transform_stmt): Assert that we always have an slp_node
177 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
179 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
180 operands[2] against 1 with comparison against CONST1_RTX.
181 (<shift>di3_neon): Likewise.
182 * config/arm/predicates.md (const0_operand): Replace with comparison
185 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
187 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
188 operands[2] against 1 with comparison against CONST1_RTX.
191 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
196 (define_split above *compareqi_eq0): Likewise.
197 (define_split above "prologue"): Likewise.
198 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
199 * config/arm/predicates.md (shift_operator): Likewise.
200 (shift_nomul_operator): Likewise.
201 (sat_shift_operator): Likewise.
202 (thumb1_cmp_operand): Likewise.
203 (const_neon_scalar_shift_amount_operand): Replace manual range
205 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
206 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
208 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
210 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
211 with HOST_WIDE_INT_1.
213 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
214 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
215 (arm_canonicalize_comparison): Likewise.
216 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
218 (thumb1_size_rtx_costs): Likewise.
219 (vfp_const_double_index): Replace cast of 1 to unsigned
220 HOST_WIDE_INT with HOST_WIDE_INT_1U.
221 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
223 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
224 HOST_WIDE_INT with HOST_WIDE_INT_1U.
225 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
226 HOST_WIDE_INT with HOST_WIDE_INT_1.
228 2016-05-24 Marek Polacek <polacek@redhat.com>
230 * tree-cfg.h (should_remove_lhs_p): New predicate.
231 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
232 * gimplify.c (gimplify_modify_expr): Likewise.
233 * tree-cfg.c (verify_gimple_call): Likewise.
234 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
235 * gimple-fold.c: Include "tree-cfg.h".
236 (gimple_fold_call): Use should_remove_lhs_p.
238 2016-05-24 Richard Biener <rguenther@suse.de>
240 PR tree-optimization/71253
241 * cfganal.h (control_dependences): Make robust against edge
243 (control_dependences::control_dependences): Remove edge_list argument.
244 (control_dependences::get_edge): Remove.
245 (control_dependences::get_edge_src): Add.
246 (control_dependences::get_edge_dest): Likewise.
247 (control_dependences::m_el): Make a vector of edge src/dest index.
248 * cfganal.c (control_dependences::find_control_dependence): Adjust.
249 (control_dependences::control_dependences): Likewise.
250 (control_dependences::~control_dependence): Likewise.
251 (control_dependences::get_edge): Remove.
252 (control_dependences::get_edge_src): Add.
253 (control_dependences::get_edge_dest): Likewise.
254 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
256 (perform_tree_ssa_dce): Adjust.
257 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
259 (pass_loop_distribution::execute): Adjust. Do loop destroying
260 conditional on changed.
262 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
265 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
266 return. Reindent transformation comment and mention the ARM state
269 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
272 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
273 after build_and_add_sum creates new use stmt.
275 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
277 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
278 load_lanes/grouped_load classification comes first. Don't check
279 whether the vectorization factor is a multiple of the group size
282 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
284 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
285 GROUP_GAP for single-element interleaving.
286 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
289 2016-05-24 Richard Biener <rguenther@suse.de>
293 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
294 bases which are accessed with non-invariant indices.
295 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
296 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
298 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
301 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
302 (add_to_ops_vec): Add stmt_to_insert.
303 (add_repeat_to_ops_vec): Init stmt_to_insert.
304 (insert_stmt_before_use): New.
305 (transform_add_to_multiply): Remove mult_stmt insertion and add it
307 (get_ops): Init stmt_to_insert.
308 (maybe_optimize_range_tests): Likewise.
309 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
310 (rewrite_expr_tree_parallel): Likewise.
311 (reassociate_bb): Likewise.
313 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
316 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
317 ISA 3.0 xxperm fusion alternative.
318 (altivec_vperm_v8hiv16qi): Likewise.
319 (altivec_vperm_<mode>_uns_internal): Likewise.
320 (vperm_v8hiv4si): Likewise.
321 (vperm_v16qiv8hi): Likewise.
323 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
324 Kelvin Nilsen <kelvin@gcc.gnu.org>
326 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
327 vpermr/xxpermr on ISA 3.0.
328 (altivec_expand_vec_perm_le): Likewise.
329 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
330 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
333 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/i386.h (IS_STACK_MODE): Enable for
336 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
337 SSE_FLOAT_MODE_P macros.
338 * config/i386/i386.c (ix86_preferred_reload_class): Use
339 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
340 Cleanup regclass processing for CONST_DOUBLE_P.
341 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
342 (ix86_rtx_costs): Remove redundant TARGET_80387 check
343 with IS_STACK_MODE macro.
344 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
346 (*movdf_internal): Use IS_STACK_MODE macro.
347 (*movsf_internal): Ditto.
349 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
351 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
352 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
354 2016-05-23 Jeff Law <law@redhat.com>
356 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
358 (fsm_find_control_statement_thread_paths): Call it.
360 2016-05-23 Martin Jambor <mjambor@suse.cz>
363 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
364 from_global_constant if t is not NULL.
366 2016-05-23 Marek Polacek <polacek@redhat.com>
369 * common.opt (Wswitch-unreachable): New option.
370 * doc/invoke.texi: Document -Wswitch-unreachable.
371 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
374 2016-05-23 Bin Cheng <bin.cheng@arm.com>
376 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
377 TMR_INDEX is non-NULL.
379 2016-05-23 Richard Biener <rguenther@suse.de>
381 PR tree-optimization/71230
382 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
383 (try_special_add_to_ops): ... here. Always test for single-use.
385 2016-05-23 Martin Jambor <mjambor@suse.cz>
387 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
388 default block if a PHI node in the original one would be resized.
390 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
392 PR tree-optimization/58135
393 * tree-vect-slp.c: When group size is not multiple
394 of vector size, allow splitting of store group at
397 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
399 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
401 2016-05-22 Jakub Jelinek <jakub@redhat.com>
403 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
404 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
405 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
408 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
409 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
410 v constraint instead of x and vinserti32x4 insn.
412 * config/i386/sse.md (i128vldq): New mode iterator.
413 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
414 avx512dq and avx512vl alternatives.
416 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
417 constraint, use maybe_evex prefix instead of vex.
418 (vec_dupv4sf): Use v constraint instead of x for output
419 operand except for noavx alternative, use Yv constraint
420 instead of x for input. Use maybe_evex prefix instead of vex.
421 (*vec_dupv4si): Likewise.
422 (*vec_dupv2di): Likewise.
424 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
427 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
428 (linearize_expr_tree): Call try_special_add_to_ops.
429 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
431 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
433 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
434 to computed stack_usage.
436 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
439 * config/avr/avr.md (define_expand "mov<mode>"): If the source
440 operand is subreg (symbol_ref) then move the symbol ref to register.
442 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
444 * tree.c (array_at_struct_end_p): Look through MEM_REF.
446 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
449 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
452 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
454 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
455 ranges by calling get_single_symbol and tidy up. Look more closely
456 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
458 2016-05-20 Jeff Law <law@redhat.com>
460 * bitmap.c (bitmap_find_bit): Remove useless test.
462 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
464 * function.c (thread_prologue_and_epilogue_insns): Commit the
465 insertion of the epilogue.
467 2016-05-20 Martin Jambor <mjambor@suse.cz>
469 PR tree-optimization/70884
470 * tree-sra.c (initialize_constant_pool_replacements): Do not check
471 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
472 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
473 of constant pool data as a reason for scalarization.
475 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
477 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
479 (thumb1_expand_prologue): Likewise.
481 2016-05-20 Nathan Sidwell <nathan@acm.org>
483 * config/nvptx/nptx.c (nvptx_option_override): Only set
484 flag_toplevel_reorder, if not explicitly specified. Set
485 flag_no_common, unless explicitly specified.
487 2016-05-20 David Malcolm <dmalcolm@redhat.com>
489 * calls.c (can_implement_as_sibling_call_p): Mark param
490 reg_parm_stack_space with ATTRIBUTE_UNUSED.
492 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
494 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
495 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
496 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
498 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
499 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
502 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
504 * config/nvptx/nvptx.md (sincossf3): New pattern.
506 2016-05-20 David Malcolm <dmalcolm@redhat.com>
508 * calls.c (maybe_complain_about_tail_call): New function.
509 (initialize_argument_information): Call
510 maybe_complain_about_tail_call when clearing *may_tailcall.
511 (can_implement_as_sibling_call_p): Call
512 maybe_complain_about_tail_call when returning false.
513 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
514 ensure try_tail_call is set. Call maybe_complain_about_tail_call
515 if tail-call optimization fails.
516 * cfgexpand.c (expand_call_stmt): Initialize
517 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
518 * gimple-pretty-print.c (dump_gimple_call): Dump
519 gimple_call_must_tail_p.
520 * gimple.c (gimple_build_call_from_tree): Call
521 gimple_call_set_must_tail with the value of
522 CALL_EXPR_MUST_TAIL_CALL.
523 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
524 (gimple_call_set_must_tail): New function.
525 (gimple_call_must_tail_p): New function.
526 * print-tree.c (print_node): Update printing of TREE_STATIC
527 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
528 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
529 trailing comment listing applicable flags.
530 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
532 2016-05-20 David Malcolm <dmalcolm@redhat.com>
534 * calls.c (expand_call): Move "Rest of purposes for tail call
535 optimizations to fail" to...
536 (can_implement_as_sibling_call_p): ...this new function, and
537 split into multiple "if" statements.
539 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
541 * cfgloop.h (expected_loop_iterations_unbounded,
542 expected_loop_iterations): Unconstify.
543 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
544 profile with known upper bound; return 3 when profile is absent.
545 (expected_loop_iterations): Update.
547 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
549 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
550 and get_max_loop_iterations_int.
552 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
554 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
555 realistic upper bounds here.
557 2016-05-20 Jakub Jelinek <jakub@redhat.com>
560 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
561 calls if the LHS is variable length or has addressable type.
562 If targets[0]->decl is a noreturn call with void return type and
563 zero arguments, adjust fntype and remove lhs in that case.
565 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
567 PR tree-optimization/71079
568 PR tree-optimization/71206
569 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
571 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
573 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
574 (get_vec_alignment_for_array_decl): Likewise.
575 (get_vec_alignment_for_record_decl): Likewise.
576 (increase_alignment::execute): Move code to find alignment to
577 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
578 (type_align_map): New hash_map.
580 2016-05-20 Richard Guenther <rguenther@suse.de>
582 PR tree-optimization/29756
583 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
584 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
585 * fold-const.c (operand_equal_p): Likewise.
586 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
587 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
588 * tree-inline.c (estimate_operator_cost): Likewise.
589 * tree-pretty-print.c (dump_generic_node): Likewise.
590 * tree-ssa-operands.c (get_expr_operands): Likewise.
591 * cfgexpand.c (expand_debug_expr): Likewise.
592 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
593 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
594 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
595 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
596 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
597 (execute_update_addresses_taken): Do it.
599 2016-05-20 Richard Biener <rguenther@suse.de>
601 PR tree-optimization/71185
602 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
605 2016-05-20 Richard Biener <rguenther@suse.de>
607 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
608 gimple_seq_add_seq_without_update.
609 (release_bb_predicate): Assert we have no operands to free.
610 (if_convertible_loop_p_1): Calculate post dominators later.
611 Do not free BB predicates here.
612 (combine_blocks): Do not recompute BB predicates.
613 (version_loop_for_if_conversion): Save BB predicates around
616 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
618 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
619 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
620 code. Ignore sibcalls on EDGE_IGNORE edges.
621 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
622 on edges for sibcalls that run without prologue. The rest of the
623 function is combined from...
624 (fix_fake_fallthrough_edge): ... this, and ...
625 (try_shrink_wrapping): ... a part of this. Remove the bb_with
626 function argument, make it a local variable.
628 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
630 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
631 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
632 for 32-bit mode and SEH for 64-bit.
633 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
634 TARGET_64BIT_DEFAULT.
636 2016-05-19 Ryan Burn <contact@rnburn.com>
638 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
639 * gengtype.c (open_base_files): Add cilk.h to ifiles.
641 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
643 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
644 force pending loads from memory.
646 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
648 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
649 (UNSPEC_DARN_32): New unspec constant.
650 (UNSPEC_DARN_RAW): New unspec constant.
651 (darn_32): New instruction.
652 (darn_raw): New instruction.
653 (darn): New instruction.
654 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
655 support and documentation for this macro.
656 (BU_P9_MISC_1): New macro definition.
657 (BU_P9_64BIT_MISC_0): New macro definition.
658 (BU_P9_MISC_0): New macro definition.
659 (darn_32): New builtin definition.
660 (darn_raw): New builtin definition.
661 (darn): New builtin definition.
662 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
663 RS6000_BUILTIN_0 directives to surround each occurrence of
664 #include "rs6000-builtin.def".
665 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
666 RS6000_BTM_64BIT flags to the returned mask, depending on
668 (def_builtin): Correct an error in the assignments made to the
669 debugging variable attr_string.
670 (rs6000_expand_builtin): Add support for no-operand built-in
672 (builtin_function_type): Remove fatal_error assertion that is no
674 (rs6000_common_init_builtins): Add support for no-operand built-in
676 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
678 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
680 (RS6000_BTM_64BIT): New macro definition.
681 * doc/extend.texi: Document __builtin_darn (void),
682 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
685 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
687 * tree-vect-loop.c (vect_analyze_loop_2): Use also
688 max_loop_iterations_int.
690 2016-05-19 Marek Polacek <polacek@redhat.com>
692 PR tree-optimization/71031
693 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
694 condition and adjust the code a bit.
696 2016-05-19 Martin Liska <mliska@suse.cz>
698 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
699 auto_vec instead of vec.
701 2016-05-19 Martin Liska <mliska@suse.cz>
703 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
705 2016-05-19 Martin Liska <mliska@suse.cz>
707 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
709 2016-05-19 Martin Liska <mliska@suse.cz>
711 * ipa-pure-const.c (set_function_state): Remove an existing
713 (remove_node_data): Do not free it as it's released
714 in set_function_state.
716 2016-05-19 Martin Liska <mliska@suse.cz>
718 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
721 2016-05-19 Martin Liska <mliska@suse.cz>
723 * omp-simd-clone.c (simd_clone_adjust): Release vector.
725 2016-05-19 Martin Liska <mliska@suse.cz>
727 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
728 an auto_vec instead of re-creating it.
730 2016-05-19 Martin Liska <mliska@suse.cz>
732 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
733 auto_vec instead of vec.
735 2016-05-19 Martin Liska <mliska@suse.cz>
737 * lto-section-in.c (lto_get_section_data): Call
738 lto_check_version with additional argument.
739 * lto-streamer.c (lto_check_version): Add new argument.
740 * lto-streamer.h (lto_check_version): Likewise.
742 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
744 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
745 Don't add cost of inner memory when handling sign-extended loads.
747 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
749 PR rtl-optimization/71148
750 * cse.c (cse_main): Free dominance info.
751 (rest_of_handle_cse): Don't free dominance info.
752 (rest_of_handle_cse2): Likewise.
753 (rest_of_handle_cse_after_global_opts): Likewise.
755 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
758 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
759 NULL_TREE early if NEON is not available. Remove now redundant check
760 in ARM_CHECK_BUILTIN_MODE.
762 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
765 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
766 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
767 * doc/cpp.texi: Document new macros.
769 2016-05-19 Bin Cheng <bin.cheng@arm.com>
771 PR tree-optimization/69848
772 * tree-vect-loop.c (vectorizable_reduction): Don't factor
773 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
775 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
777 * function.c (thread_prologue_and_epilogue_insn): Move the
778 "goto epilogue_done" one block later.
780 2016-05-19 Richard Biener <rguenther@suse.de>
782 PR tree-optimization/70729
783 * passes.def: Move LIM pass before PRE. Remove no longer
784 required copyprop and move first DCE out of the loop pipeline.
786 2016-05-18 David Malcolm <dmalcolm@redhat.com>
789 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
790 (OBJS-libcommon-target): ...here.
791 * opts-common.c: Include spellcheck.h.
792 (cmdline_handle_error): Build a vec of valid options and use it
793 to suggest provide hints for misspelled arguments.
795 2016-05-18 Jakub Jelinek <jakub@redhat.com>
798 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
799 lhs if it has TREE_ADDRESSABLE type.
801 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
804 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
805 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
807 2016-05-18 Martin Jambor <mjambor@suse.cz>
810 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
811 input for NOP_EXPR pass-through functions.
812 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
813 aggregate global constant VAR_DECLs in constant jump functions.
815 2016-05-18 Martin Jambor <mjambor@suse.cz>
818 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
819 from TREE_READONLY parameters.
821 2016-05-18 Martin Jambor <mjambor@suse.cz>
824 * cgraph.h (cgraph_indirect_call_info): New field
825 guaranteed_unmodified.
826 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
827 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
829 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
830 pass the parameter value to ipa_find_agg_cst_for_param.
831 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
832 guaranteed_unmodified, store AA results there instead of bailing out
834 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
835 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
836 (find_constructor_constant_at_offset): New function.
837 (ipa_find_agg_cst_from_init): Likewise.
838 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
839 static initializers of contants, report back through a new paameter
840 from_global_constant if that was the case.
841 (try_make_edge_direct_simple_call): Also pass parameter value to
842 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
844 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
845 (ipa_read_indirect_edge_info): Likewise.
846 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
847 (ipa_load_from_parm_agg): Likewise.
849 2016-05-18 Jiong Wang <jiong.wang@arm.com>
851 PR rtl-optimization/71150
852 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
855 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
858 * config/rs6000/constraints.md (wE constraint): New constraint
859 for a vector constant that can be loaded with XXSPLTIB.
860 (wM constraint): New constraint for a vector constant of a 1's.
861 (wS constraint): New constraint for a vector constant that can be
862 loaded with XXSPLTIB and a vector sign extend instruction.
863 * config/rs6000/predicates.md (xxspltib_constant_split): New
864 predicates for wE/wS constraints.
865 (xxspltib_constant_nosplit): Likewise.
866 (easy_vector_constant): Add support for constants that can be
868 (all_ones_constant): New predicate for vector constant with all
870 (splat_input_operand): Add support for ISA 3.0 word splat operations.
871 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
872 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
873 instruction and possibly with a sign extension.
874 (output_vec_const_move): Add support for XXSPLTIB. If we are
875 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
876 instead of XXLXOR/XXLORC.
877 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
879 (rs6000_legitimize_reload_address): Likewise.
880 (rs6000_output_move_128bit): Use output_vec_const_move to emit
882 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
883 combine VSX_M and VSX_M2 into one iterator.
885 (VSINT_84): New iterators for loading constants with XXSPLTIB.
886 (VSINT_842): Likewise.
887 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
888 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
889 XXSPLTIB instruction.
890 (xxspltib_<mode>_nosplit): Likewise.
891 (xxspltib_<mode>_split): New insn to load up constants with
892 XXSPLTIB and a sign extend instruction.
893 (vsx_mov<mode>): Replace single move that handled all vector types
894 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
895 moves (when -mvsx-timode is in effect) into the main vector
896 moves. Eliminate separate moves for <VSr> <VSa>, where the
897 preferred register class (<VSr>) is listed first, and the
898 secondary register class (<VSa>) is listed second with a '?' to
899 discourage use. Prefer loading 0/-1 in any VSX register for ISA
900 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
901 that if the register was involved in a slow operation, the
902 clear/set operation does not wait for the slow operation to
903 finish. Adjust the length attributes for 32-bit mode. Use
904 rs6000_output_move_128bit and drop the use of the string
905 instructions for 32-bit movti when -mvsx-timode is in effect. Use
906 spacing so that the alternatives and attributes don't generate
907 long lines, and put things in columns, so that it is easier to
908 match up the operands and attributes with the insn alternatives.
909 (vsx_mov<mode>_64bit): Likewise.
910 (vsx_mov<mode>_32bit): Likewise.
911 (vsx_movti_64bit): Fold movti into normal vector moves.
912 (vsx_movti_32bit): Likewise.
913 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
915 (vsx_splat_v4si_internal): Likewise.
916 (vsx_splat_v4sf_internal): Likewise.
917 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
918 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
919 extend vector elements.
920 (vsx_sign_extend_hi_<mode>): Likewise.
921 (vsx_sign_extend_si_v2di): Likewise.
922 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
924 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
925 constraints. Add trailing period to wL documentation.
927 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
930 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
931 * tree-dfa.c (replace_abnormal_ssa_names): New function.
932 * tree-call-cdce.c: Include tree-dfa.h.
933 (can_guard_call_p): New function, extracted from...
934 (can_use_internal_fn): ...here.
935 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
937 (shrink_wrap_one_built_in_call): Likewise.
938 (use_internal_fn): Likewise.
939 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
940 and return void. Call replace_abnormal_ssa_names.
941 (pass_call_cdce::execute): Check can_guard_call_p during the
942 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
943 will always change something.
945 2016-05-18 Martin Jambor <mjambor@suse.cz>
948 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
949 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
951 2016-05-18 Martin Jambor <mjambor@suse.cz>
954 * ipa-inline.h (condition): New field size.
955 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
956 for comaprison and store it into the new condition.
957 (evaluate_conditions_for_known_args): Use condition size to check
958 access sizes for all but CHANGED conditions.
959 (unmodified_parm_1): New parameter size_p, store access size into it.
960 (unmodified_parm): Likewise.
961 (unmodified_parm_or_parm_agg_item): Likewise.
962 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
963 (set_cond_stmt_execution_predicate): Extract access sizes and store
965 (set_switch_stmt_execution_predicate): Likewise.
966 (will_be_nonconstant_expr_predicate): Likewise.
967 (will_be_nonconstant_predicate): Likewise.
968 (inline_read_section): Stream condition size.
969 (inline_write_summary): Likewise.
971 2016-05-18 Richard Biener <rguenther@suse.de>
973 * tree-ssa-loop-im.c (determine_max_movement): Properly add
974 condition cost to PHI cost instead of total_cost.
976 2016-05-18 Martin Liska <mliska@suse.cz>
979 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
982 2016-05-18 Richard Biener <rguenther@suse.de>
984 * lto-streamer.h (LTO_major_version): Bump to 6.
986 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
988 * function.c (make_split_prologue_seq, make_prologue_seq,
989 make_epilogue_seq): New functions, factored out from...
990 (thread_prologue_and_epilogue_insns): Here.
992 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
994 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
995 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
996 of before. Add a comment.
998 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1000 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1001 expression pointer, not pointer to the pointer.
1003 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1005 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1006 (avx2_pbroadcast<mode>): Add another alternative with v instead
1007 of x constraints in it, using <pbroadcast_evex_isa> isa.
1008 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1010 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1011 constraint x instead of v in second alternative, add avx512bw
1014 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1015 constraint x instead of v in second alternative, add avx512bw
1018 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1019 constraint x instead of v in second alternative, add avx512bw
1022 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1023 avx512bw alternative.
1025 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1027 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1029 (define_insn "*andnottf3"): Ditto.
1030 (define_insn "*<code><mode>3"/any_logic): Ditto.
1031 (define_insn "*<code>tf3"/any_logic): Ditto.
1032 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1033 operand to block AVX-512VL insn variant emit when it is not enabled.
1035 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1037 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1038 constraint fot SF mode.
1040 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1041 Kirill Yukhin <kirill.yukhin@intel.com>
1043 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1045 (define_insn "rsqrt14<mode>"): Ditto.
1046 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1047 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1048 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1049 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1050 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1052 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1053 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1054 * config/i386/i386.c (ix86_print_operand): Expand check for size
1055 override codes for Intel syntax.
1057 2016-05-18 Richard Biener <rguenther@suse.de>
1059 PR tree-optimization/71168
1060 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1061 initialization earlier.
1063 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1065 * config/aarch64/aarch64-simd.md
1066 (aarch64_reduc_plus_internal<mode>): Rename to...
1067 (reduc_plus_scal): ...This, and remove previous implementation.
1069 2016-05-18 Richard Biener <rguenther@suse.de>
1071 * passes.def: Put late dse and cd_dce in canonical order.
1073 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1075 * ipa-inline-transform.c (preserve_function_body_p): Look for
1076 first non-thunk clone.
1077 (save_function_body): Save into first non-thunk.
1078 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1080 (lto_output_node): Inline thunks don't need body in every
1082 * lto-streamer-in.c: Do not fixup thunk clones.
1083 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1085 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1088 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1091 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1092 (reassociate_bb): Call transform_add_to_multiply.
1094 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1096 * config/aarch64/aarch64.c (all_extensions): Removed unused
1099 2016-05-17 Nathan Sidwell <nathan@acm.org>
1101 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1102 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1104 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1106 PR tree-optimization/54579
1108 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1110 2016-05-17 Marek Polacek <polacek@redhat.com>
1113 * tree-inline.c (expand_call_inline): Call
1114 maybe_remove_unused_call_args.
1116 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1118 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1119 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1120 * doc/md.texi (fmin@var{m}3): Likewise.
1122 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1124 * match.pd (X & C): New transformation.
1126 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1128 * match.pd (~X & Y): New transformation.
1130 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1132 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1133 information for new SSA_NAME.
1134 (simplify_conversion_using_ranges): Get range through get_range_info
1135 instead of get_value_range.
1137 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1139 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1140 Remove inline assembly.
1141 (vmvn_s16): Likewise.
1142 (vmvn_s32): Likewise.
1143 (vmvn_u8): Likewise.
1144 (vmvn_u16): Likewise.
1145 (vmvn_u32): Likewise.
1146 (vmvnq_s8): Likewise.
1147 (vmvnq_s16): Likewise.
1148 (vmvnq_s32): Likewise.
1149 (vmvnq_u8): Likewise.
1150 (vmvnq_u16): Likewise.
1151 (vmvnq_u32): Likewise.
1152 (vmvn_p8): Likewise.
1153 (vmvnq_p16): Likewise.
1155 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1157 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1159 (vmul_n_s16): Likewise.
1160 (vmul_n_s32): Likewise.
1161 (vmul_n_u16): Likewise.
1162 (vmul_n_u32): Likewise.
1163 (vmulq_n_f32): Likewise.
1164 (vmulq_n_f64): Likewise.
1165 (vmulq_n_s16): Likewise.
1166 (vmulq_n_s32): Likewise.
1167 (vmulq_n_u16): Likewise.
1168 (vmulq_n_u32): Likewise.
1170 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1172 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1173 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1175 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1177 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1178 to *aarch64_fma4_elt_from_dup<mode>.
1179 (*aarch64_fnma4_elt_to_128df): Rename to
1180 *aarch64_fnma4_elt_from_dup<mode>.
1181 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1182 (vfms_n_f32): Likewise.
1183 (vfms_n_f64): Likewise.
1184 (vfmsq_n_f32): Likewise.
1185 (vfmsq_n_f64): Likewise.
1187 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1189 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1191 2016-05-17 Richard Biener <rguenther@suse.de>
1193 PR tree-optimization/71132
1194 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1195 Only add control dependences for blocks in the loop.
1196 (build_rdg): Adjust.
1197 (generate_code_for_partition): Return whether loop should
1198 be destroyed and delay that.
1199 (distribute_loop): Likewise.
1200 (pass_loop_distribution::execute): Record loops to be destroyed
1201 and perform delayed destroying of loops.
1203 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1206 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1208 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1210 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1212 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1215 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1216 insertion point for instructions generated by validize_mem.
1218 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1220 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1223 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1225 * config/aarch64/aarch64.c
1226 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1227 rather than a macro.
1229 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1231 * doc/invoke.texi (AArch64 Options): Various updates.
1233 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1235 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1236 into instrumentation thunks.
1237 * cif-code.def (CIF_CHKP): New.
1239 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1241 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1243 2016-05-16 Martin Jambor <mjambor@suse.cz>
1245 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1246 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1248 2016-05-16 Marek Polacek <polacek@redhat.com>
1250 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1253 2016-05-16 Martin Jambor <mjambor@suse.cz>
1256 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1257 the outlined kernel function.
1259 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1261 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1262 (ISA_HAS_DLSA): Ditto.
1264 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1266 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1268 2016-05-16 Nathan Sidwell <nathan@acm.org>
1270 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1271 (nvptx_name_replacement): Restore. Add comment.
1272 (write_fn_proto, write_fn_proto_from_insn,
1273 nvptx_output_call_insn): Restore
1274 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1276 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1278 * config/aarch64/aarch64.md
1279 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1280 (add<mode>3_compareC_imm): Likewise.
1281 (<optab>si3_uxtw): Split into register and immediate variants.
1282 (andsi3_compare0_uxtw): Likewise.
1283 (and<mode>3_compare0): Likewise.
1284 (and<mode>3nr_compare0): Likewise.
1285 (stack_protect_test_<mode>): Don't use %x for memory operands.
1287 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1289 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1291 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1293 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1294 Split integer shifts into shift_reg and bfm.
1295 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1296 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1297 (ror<mode>3_insn): Likewise.
1298 (<optab>si3_insn_uxtw): Likewise.
1299 (<optab><mode>3_insn): Change to rotate_imm.
1300 (extr<mode>5_insn_alt): Likewise.
1301 (extrsi5_insn_uxtw): Likewise.
1302 (extrsi5_insn_uxtw_alt): Likewise.
1304 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1306 * doc/tm.texi: Regenerate.
1307 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1308 (TARGET_INVALID_RETURN_TYPE): Remove.
1309 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1310 TARGET_INVALID_RETURN_TYPE.
1311 * target.def (invalid_parameter_type): Remove.
1312 (invalid_return_type): Remove.
1314 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1316 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1317 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1319 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1321 (preserve_function_body_p): No need to preserve function body
1322 * cif-codes.def (CIF_THUNK): Remove.
1323 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1325 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1327 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1329 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1331 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1334 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1336 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1337 (inline_small_functions): Do not look for function symbol when
1340 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1342 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1345 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1346 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1347 Jiong Wang <jiong.wang@arm.com>
1349 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1350 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1351 Define __ARM_FP16_ARGS when appropriate.
1352 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1354 (arm_invalid_return_type): Likewise.
1355 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1356 (TARGET_INVALID_RETURN_TYPE): Remove.
1357 (aapcs_vfp_sub_candidate): Allow HFmode.
1358 (aapcs_vfp_allocate): Add comment. Support HFmode.
1359 (aapcs_vfp_allocate_return_reg): Likewise.
1360 (struct aapcs_cp_arg_layout): Slightly reword comments for
1361 is_return_candidate and allocate_return_reg.
1362 (output_mov_vfp): Update assert.
1363 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1365 (arm_invalid_parameter_type): Remove.
1366 (amr_invalid_return_type): Remove.
1367 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1368 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1369 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1371 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1373 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1374 * config/aarch64/arch64-protos.h
1375 (aarch64_legitimize_reload_address): Remove.
1376 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1379 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1381 * configure.ac: Add ACX_NONCANONICAL_HOST.
1382 * configure: Regenerate.
1383 * Makefile.in: Set host_noncanonical.
1385 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1388 * config/i386/i386.md (*movtf_internal): Before register allocation,
1389 do not allow FP constants for CM_MEDIUM memory model, allow only
1390 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1391 (*movxf_internal): Ditto.
1392 (*movdf_internal): Ditto.
1393 (*movsf_internal): Ditto.
1395 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1397 PR rtl-optimization/67483
1398 * combine.c (make_compound_operation): Don't call extract_left_shift
1399 with negative shift amounts.
1401 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1404 * fold-const.c (fold_checksum_tree): Allow modification
1405 of TYPE_ALIAS_SET during folding.
1407 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1408 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1409 (ix86_split_to_parts): Likewise. Fix up formatting.
1411 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1413 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1414 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1417 2016-05-13 Nathan Sidwell <nathan@acm.org>
1419 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1420 (nvptx_name_replacement): Delete.
1421 (write_fn_proto, write_fn_proto_from_insn,
1422 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1423 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1424 * langhooks.c (add_builtin_funcction_common): Call
1425 targetm.mangle_decl_assembler_name.
1427 * config/nvptx/nvptx.c (write_fn_proto): Handle
1428 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1430 2016-05-13 Martin Liska <mliska@suse.cz>
1432 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1433 and PRIu64 in printf format.
1435 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1437 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1440 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1442 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1443 Change --param max-completely-peeled-times to
1444 --param max-completely-peel-times in dump file printing.
1446 2016-05-13 Richard Biener <rguenther@suse.de>
1448 PR tree-optimization/42587
1449 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1450 (find_bswap_or_nop_1): Likewise.
1451 (bswap_replace): Likewise.
1453 2016-05-13 Martin Liska <mliska@suse.cz>
1455 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1456 Initialize a variable with default value.
1458 2016-05-13 Martin Liska <mliska@suse.cz>
1460 * doc/invoke.texi: Enhance explanation of error recovery
1463 2016-05-13 Martin Liska <mliska@suse.cz>
1465 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1466 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1467 (iv_inv_expr_ent *).
1468 (struct iv_inv_expr_ent): Comment struct fields.
1469 (sort_iv_inv_expr_ent): New function.
1470 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1471 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1472 a hash_map between iv_inv_expr_ent and number of usages.
1473 (niter_for_exit): Fix coding style.
1474 (tree_ssa_iv_optimize_init): Use renamed variable.
1475 (determine_base_object): Fix coding style.
1476 (alloc_iv): Likewise.
1477 (find_interesting_uses_outside): Likewise.
1478 (add_candidate_1): Likewise.
1479 (add_standard_iv_candidates): Likewise.
1480 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1481 (prepare_decl_rtl): Fix coding style.
1482 (get_address_cost): Likewise.
1483 (get_shiftadd_cost): Likewise.
1484 (force_expr_to_var_cost): Likewise.
1485 (compare_aff_trees): Likewise.
1486 (get_expr_id): Restructure the function.
1487 (get_loop_invariant_expr_id): Renamed to
1488 get_loop_invariant_expr.
1489 (get_computation_cost_at): Replace usage of inv_expr_id with
1491 (get_computation_cost): Likewise.
1492 (determine_group_iv_cost_generic): Likewise.
1493 (determine_group_iv_cost_address): Likewise.
1494 (iv_period): Fix coding style.
1495 (iv_elimination_compare_lt): Likewise.
1496 (may_eliminate_iv): Likewise.
1497 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1499 (determine_group_iv_costs): Dump invariant expressions.
1500 (iv_ca_recount_cost): Use the newly added hash_map.
1501 (iv_ca_set_remove_invariants): Fix coding style.
1502 (iv_ca_set_add_invariants): Fix coding style.
1503 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1505 (iv_ca_set_cp): Likewise.
1506 (iv_ca_new): Initialize the newly added hash_map and remove
1507 initialization of fields.
1508 (iv_ca_free): Delete the hash_map.
1509 (iv_ca_dump): Dump invariant expressions.
1510 (iv_ca_extend): Fix coding style.
1511 (try_add_cand_for): Likewise.
1512 (create_new_ivs): Dump information about # of avg iterations and
1513 # of used invariant expressions.
1514 (rewrite_use_compare): Fix coding style.
1515 (free_loop_data): Set default value for max_inv_expr_id.
1517 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1519 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1520 returned value cse_cfg_altered computation.
1521 (rest_of_handle_cse2): Likewise.
1522 (rest_of_handle_cse_after_global_opts): Likewise.
1524 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1527 * config/arm/arm.c (arm32_output_mi_thunk): New.
1528 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1529 to split Thumb1 vs TARGET_32BIT functionality.
1530 (arm_thumb1_mi_thunk): New.
1532 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1534 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1537 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1540 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1542 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1544 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1545 (expand_builtin_trap): Emit a regular call.
1546 (set_builtin_user_assembler_name): Remove obsolete cases.
1547 * dse.c (scan_insn): Adjust.
1548 * except.c: Include calls.h.
1549 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1550 emit a regular call to setjmp.
1551 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1552 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1553 (emit_block_move_via_libcall): Delete.
1554 (block_move_fn): Delete.
1555 (init_block_move_fn): Likewise.
1556 (emit_block_move_libcall_fn): Likewise.
1557 (emit_block_op_via_libcall): New function.
1558 (set_storage_via_libcall): Tidy up and use memset builtin.
1559 (block_clear_fn): Delete.
1560 (init_block_clear_fn): Likewise.
1561 (clear_storage_libcall_fn): Likewise.
1562 (expand_assignment): Call emit_block_move_via_libcall.
1563 Do not include gt-expr.h.
1564 * expr.h (emit_block_op_via_libcall): Declare.
1565 (emit_block_copy_via_libcall): New inline function.
1566 (emit_block_move_via_libcall): Likewise.
1567 (emit_block_comp_via_libcall): Likewise.
1568 (block_clear_fn): Delete.
1569 (init_block_move_fn): Likewise.
1570 (init_block_clear_fn): Likewise.
1571 (emit_block_move_via_libcall): Likewise.
1572 (set_storage_via_libcall): Add default parameter value.
1573 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1574 (abort_libfunc): Delete.
1575 (memcpy_libfunc): Likewise.
1576 (memmove_libfunc): Likewise.
1577 (memcmp_libfunc): Likewise.
1578 (memset_libfunc): Likewise.
1579 (setbits_libfunc): Likewise.
1580 (setjmp_libfunc): Likewise.
1581 (longjmp_libfunc): Likewise.
1582 (profile_function_entry_libfunc): Likewise.
1583 (profile_function_exit_libfunc): Likewise.
1584 (gcov_flush_libfunc): Likewise.
1585 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1586 and DECL_VISIBILITY on the declaration.
1587 (init_optabs): Do not initialize obsolete libfuncs.
1588 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1589 * tree-core.h (ECF_RET1): Define.
1590 (ECF_TM_PURE): Adjust.
1591 (ECF_TM_BUILTIN): Likewise.
1592 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1593 (build_common_builtin_nodes): Initialize abort builtin.
1594 Add ECF_RET1 on memcpy, memmove and memset builtins.
1595 Pass final flags for alloca and alloca_with_align builtins.
1596 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1598 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1599 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1600 set_storage_via_libcall and call emit_block_copy_via_libcall.
1602 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1605 DImode before it is passed to ix86_output_call_operand.
1606 (*call_value_got_x32): Ditto for operand 1.
1608 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1610 PR rtl-optimization/70904
1611 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1612 reload for wide mode.
1614 2016-05-12 Marek Polacek <polacek@redhat.com>
1617 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1618 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1619 * langhooks.h (incomplete_type_error): Likewise.
1620 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1621 parameter, pass it down to incomplete_type_error.
1622 * tree.h (size_in_bytes): New inline overload.
1623 (size_in_bytes_loc): Renamed from size_in_bytes.
1625 2016-05-12 Richard Biener <rguenther@suse.de>
1627 PR tree-optimization/71059
1628 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1629 nary before looking up or entering the expression into the VN
1631 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1632 Make sure to re-use NARYs without result as inserted by
1635 2016-05-12 Richard Biener <rguenther@suse.de>
1637 PR tree-optimization/71062
1638 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1640 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1641 vars_contains_restrict if the var is a restrict tag.
1642 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1643 do not disambiguate pointers against it.
1644 (dump_points_to_solution): Re-structure and adjust for new
1645 vars_contains_restrict flag.
1646 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1648 2016-05-12 Martin Liska <mliska@suse.cz>
1650 * doc/invoke.texi: Explain connection between
1651 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1653 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1655 PR tree-optimization/71006
1656 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1657 consider COND_EXPR as a mask producer.
1659 2016-05-12 Marek Polacek <polacek@redhat.com>
1662 * opts.c (common_handle_option): Detect missing argument for --help^.
1664 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1667 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1668 when popping the PC and within an interrupt handler routine.
1669 Add missing tab to output of "ldmfd".
1670 (output_return_instruction): Output LDMFD with SP update rather
1671 than POP when returning from interrupt handler.
1673 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1675 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1676 TARGET_64BIT && TARGET_AVX512DQ.
1677 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1678 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1679 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1680 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1681 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1682 (*vec_extractv4si_zext): Add avx512dq alternative.
1683 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1684 use v instead of x constraint in other alternatives where possible.
1686 * config/i386/sse.md (sse2_loadld): Use v instead of x
1687 constraint in alternatives 0,1,4.
1689 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
1690 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
1691 v constraints instead of x and <pinsr_evex_isa> isa attribute.
1694 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
1695 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
1696 is not emitted unless TARGET_AVX512BW.
1697 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
1698 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
1699 for the result operand.
1701 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
1702 constraint instead of x in avx alternatives. Use maybe_evex instead
1705 * config/i386/constraints.md (Yv): New constraint.
1706 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
1707 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
1708 * config/i386/i386.md (avx512fvecmode): New mode attr.
1709 (*pushtf): Use v constraint instead of x.
1710 (*movtf_internal): Likewise. For TARGET_AVX512VL and
1711 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
1712 (*absneg<mode>2): Use Yv constraint instead of x constraint.
1713 (*absnegtf2_sse): Likewise.
1714 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
1715 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
1716 avx512f alternatives.
1717 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
1719 2016-05-12 Richard Biener <rguenther@suse.de>
1721 PR tree-optimization/71060
1722 * tree-data-ref.c (initialize_data_dependence_relation): Do not
1723 require exact match of DR_BASE_OBJECT but only matching address and
1726 2016-05-12 Richard Biener <rguenther@suse.de>
1728 PR tree-optimization/70986
1729 * cfganal.c: Include cfgloop.h.
1730 (dfs_find_deadend): Prefer to take edges exiting loops.
1732 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1734 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
1735 compile and run time.
1737 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
1740 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
1742 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
1744 * config/i386/i386.c (legitimize_pic_address): Use
1745 copy_to_suggested_reg instead of gen_movsi.
1747 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1749 * config/rs6000/predicates.md (quad_memory_operand): Move most of
1750 the code into quad_address_p and call it to share code with
1751 vsx_quad_dform_memory_operand.
1752 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
1754 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
1755 bit instead of being a separate word. Split -mpower9-dform into
1756 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1757 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
1758 for the register class supporting 128-bit quad word memory offsets.
1759 (mode_supports_vsx_dform_quad): Helper function to return if the
1760 register class uses quad word memory offsets.
1761 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
1762 (rs6000_debug_reg_global): Always print if we are using LRA or not.
1763 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
1764 instructions are enabled, set up the appropriate addr_masks for
1766 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
1767 -mpower9-dform-scalar, instead of -mpower9-dform.
1768 (rs6000_option_override_internal): Split -mpower9-dform into two
1769 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
1770 -mpower9-dform switch sets or clears both. If we are not using
1771 the LRA register allocator, do not enable -mpower9-dform-vector by
1772 default. If we are using LRA, enable -mpower9-dform-vector and
1773 -mvsx-timode if it is appropriate. Issue a warning if either
1774 -mpower9-dform-vector or -mvsx-timode are explicitly used without
1776 (quad_address_offset_p): New helper function to return if the
1777 offset is legal for quad word memory instructions.
1778 (quad_address_p): New function to determin if GPR or vector
1779 register quad word memory addresses are legal.
1780 (mem_operand_gpr): Validate quad word address offsets.
1781 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
1782 d-form (register + offset) instructions.
1783 (offsettable_ok_by_alignment): Likewise.
1784 (rs6000_legitimate_offset_address_p): Likewise.
1785 (legitimate_lo_sum_address_p): Likewise.
1786 (rs6000_legitimize_address): Likewise.
1787 (rs6000_legitimize_reload_address): Add more debug statements for
1789 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
1790 d-form instructions.
1791 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
1792 d-form instructions. Distinguish different cases in debug
1793 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
1794 d-form instructions.
1795 (rs6000_preferred_reload_class): Likewise.
1796 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
1797 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
1798 of the ISA 2.06 indexed memory instructions.
1799 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
1800 use them to save/restore the saved vector registers instead of
1801 using Altivec instructions.
1802 (rs6000_emit_epilogue): Likewise.
1803 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
1804 (rs6000_opt_masks): Split -mpower9-dform into
1805 -mpower9-dform-scalar and -mpower9-dform-vector.
1806 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
1808 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
1809 ISA 3.0 vector indexed memory instructions, and fold the code into
1810 the normal mov<mode> patterns.
1811 (p9_vecstore_<mode>): Likewise.
1812 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
1814 (vsx_movti_64bit): Likewise.
1815 (vsx_movti_32bit): Likewise.
1816 * config/rs6000/constraints.md (wO constraint): New constraint for
1817 ISA 3.0 vector d-form support.
1818 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
1819 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
1820 include -mpower9-dform-vector until we switch over to LRA.
1821 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
1822 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
1823 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
1824 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1825 for -mpower9-dform and -mlra.
1826 * doc/md.texi (wO constraint): Document wO constraint.
1828 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
1830 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
1831 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
1832 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
1833 Move handling of non-insn arguments inline into the sole user:
1834 (output_trans_func): ...here.
1835 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
1836 in emitted function prototype.
1837 (output_internal_insn_latency_func): Ditto. Simplify.
1838 (output_internal_maximal_insn_latency_func): Ditto. Delete
1839 always-unused argument.
1840 (output_insn_latency_func): Ditto.
1841 (output_maximal_insn_latency_func): Ditto.
1843 2016-05-11 Richard Biener <rguenther@suse.de>
1845 PR tree-optimization/71055
1846 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
1847 sth with precision not equal to access size verify we don't chop
1850 2016-05-11 Richard Biener <rguenther@suse.de>
1853 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
1854 (dwarf2out_finish): Move retry_incomplete_types call ...
1855 (dwarf2out_early_finish): ... here.
1857 2016-05-11 Richard Biener <rguenther@suse.de>
1860 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
1861 if the langhook insists on it.
1862 * fold-const.c (make_bit_field_ref): Add arg for the original
1863 reference and preserve its alias-set.
1864 (decode_field_reference): Take exp by reference and adjust it
1865 to the original memory reference.
1866 (optimize_bit_field_compare): Adjust callers.
1867 (fold_truth_andor_1): Likewise.
1868 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
1870 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
1873 * cfgrtl.h (delete_insn_and_edges): Now return bool.
1874 * cfgrtl.c (delete_insn_and_edges): Likewise.
1875 * config/i386/i386.c (convert_scalars_to_vector): Remove
1877 * cse.c (cse_insn): Compute cse_cfg_altered.
1878 (delete_trivially_dead_insns): Likewise.
1879 (cse_cc_succs): Likewise.
1880 (rest_of_handle_cse): Free dominance info if required.
1881 (rest_of_handle_cse2): Likewise.
1882 (rest_of_handle_cse_after_global_opts): Likewise.
1884 2016-05-11 Alan Modra <amodra@gmail.com>
1886 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
1887 abi_v4_pass_in_fpr): New functions.
1888 (rs6000_function_arg_boundary): Exclude complex IBM long double
1889 from 64-bit alignment when ABI_V4.
1890 (rs6000_function_arg, rs6000_function_arg_advance_1,
1891 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
1893 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
1895 PR rtl-optimization/71028
1896 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
1897 jump with just a return in the fallthrough block if the branch
1898 block contains just a return as well.
1900 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
1902 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
1903 * match.pd ((X & Y) ^ Y): ... this.
1904 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
1905 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
1907 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1909 * read-md.c (require_char_ws): New function.
1910 (read_string): Simplify using require_char_ws.
1911 (handle_constants): Likewise.
1912 (handle_enum): Likewise.
1913 (handle_file): Likewise.
1914 * read-md.h (require_char_ws): New declaration.
1915 * read-rtl.c (read_conditions): Simplify using require_char_ws.
1916 (read_mapping): Likewise.
1917 (read_rtx_code): Likewise.
1918 (read_nested_rtx): Likewise.
1920 2016-05-10 James Norris <jnorris@codesourcery.com>
1922 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
1923 if offloading is enabled and -fopenacc or -fopenmp is specified.
1924 (CRTOFFLOADEND): Likewise.
1925 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
1926 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
1928 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
1930 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
1931 gotoff_operand code paths. Use copy_to_suggested_regs and
1932 expand_simple_binop where appropriate. Cleanup.
1934 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1937 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
1939 (dimode_scalar_chain::vector_const_cost): New.
1940 (dimode_scalar_chain::compute_convert_gain): Handle constants.
1941 (dimode_scalar_chain::convert_op): Likewise.
1942 (dimode_scalar_chain::convert_insn): Likewise.
1944 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
1946 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
1947 unary operation, not a binary one.
1949 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1952 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
1953 calls with type casted fndecl.
1955 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
1957 PR tree-optimization/70786
1958 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
1959 * calls.c (initialize_argument_information): Bind bounds
1960 with corresponding args passed by reference.
1962 2016-05-10 Jakub Jelinek <jakub@redhat.com>
1965 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
1966 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
1967 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
1970 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1973 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
1974 code for a zero scale factor.
1975 (vsx_xvcvdpuxds_scale): Likewise.
1977 2016-05-10 David Malcolm <dmalcolm@redhat.com>
1979 * diagnostic-show-locus.c (layout::layout): Call show_ruler
1980 if show_ruler_p was set on the context.
1981 (layout::show_ruler): New method.
1982 * diagnostic.h (struct diagnostic_context): Add field
1985 2016-05-10 Richard Biener <rguenther@suse.de>
1987 PR tree-optimization/71039
1988 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
1989 (chk_uses): New function.
1990 (propagate_with_phi): Verify we can safely replicate the lhs of an
1991 aggregate assignment on all incoming edges.
1993 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
1995 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
1997 (rx_atomic_sequence): New class.
1998 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
1999 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2001 (rx_atomic_sequence::rx_atomic_sequence,
2002 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2003 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2004 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2005 CTRLREG_INTB): New constants.
2006 (FETCHOP): New code iterator.
2007 (fethcop_name, fetchop_name2): New iterator code attributes.
2008 (QIHI): New mode iterator.
2009 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2010 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2011 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2013 2016-05-10 Martin Liska <mliska@suse.cz>
2015 * tree-inline.c (remap_dependence_clique): Do not remap
2016 debugging statements.
2018 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2020 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2021 ("*fixuns_truncdfdi2_z13")
2022 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2023 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2024 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2026 2016-05-10 Richard Biener <rguenther@suse.de>
2028 PR tree-optimization/70497
2029 PR tree-optimization/28367
2030 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2032 (visit_reference_op_load): ... here.
2033 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2034 with simplified BIT_FIELD_REFs.
2035 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2036 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2039 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2041 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2042 documentation comment. For BLOCK nodes, add a
2043 DW_AT_abstract_origin attribute that points to the DIE generated
2044 for the origin BLOCK.
2045 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2046 blocks from inlined functions.
2048 2016-05-10 Alan Modra <amodra@gmail.com>
2051 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2052 regrename modifying insns saving lr before __morestack call.
2053 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2054 insns restoring lr after __morestack call.
2056 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2058 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2059 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2061 * config/i386/sse.md (vec_interleave_high<mode>,
2062 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2063 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2065 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2067 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2068 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2069 parallel reassociation for power8 and forward.
2071 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2073 * config/i386/i386.md (absneg splitters with general regs): Use
2074 general_reg_operand predicate.
2075 (btsq peephole2): Use x86_64_immediate_operand to check if new
2076 value is suitable for immediate operand. Generate emitted insn
2077 using RTL expressions.
2078 (btcq peephole2): Ditto.
2079 (btrq peephole2): Ditto. Generate correct immediate operand
2082 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2084 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2087 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2089 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2090 pointer dereference.
2092 2016-05-09 Richard Biener <rguenther@suse.de>
2094 PR tree-optimization/70985
2095 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2096 op0 isn't a gimple register.
2098 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2100 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2101 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2102 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2103 (i6400_fpu_mult): New cpu units.
2104 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2105 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2106 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2107 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2108 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2109 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2110 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2111 (i6400_msa_long_float4, i6400_msa_long_float5)
2112 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2113 (i6400_msa_fdiv_sf): New reservations.
2114 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2115 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2116 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2117 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2118 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2119 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2120 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2121 (msa_short_store4, msa_long_load, msa_short_store)
2122 (msa_long_logic, msa_long_float2, msa_long_float4)
2123 (msa_long_float5, msa_long_float8, msa_long_mult)
2124 (msa_long_fdiv, msa_long_div): New reservations.
2126 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2127 Sameera Deshpande <sameera.deshpande@imgtec.com>
2128 Matthew Fortune <matthew.fortune@imgtec.com>
2129 Graham Stott <graham.stott@imgtec.com>
2130 Chao-ying Fu <chao-ying.fu@imgtec.com>
2132 * config.gcc: Add MSA header file for mips*-*-* target.
2133 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2134 (Ubv8i, Urv8): New constraints.
2135 * config/mips/mips-ftypes.def: Add function types for MSA
2137 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2138 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2139 * config/mips/mips-msa.md: New file.
2140 * config/mips/mips-protos.h
2141 (mips_split_128bit_const_insns): New prototype.
2142 (mips_msa_idiv_insns): Likewise.
2143 (mips_split_128bit_move): Likewise.
2144 (mips_split_128bit_move_p): Likewise.
2145 (mips_split_msa_copy_d): Likewise.
2146 (mips_split_msa_insert_d): Likewise.
2147 (mips_split_msa_fill_d): Likewise.
2148 (mips_expand_msa_branch): Likewise.
2149 (mips_const_vector_same_val_p): Likewise.
2150 (mips_const_vector_same_bytes_p): Likewise.
2151 (mips_const_vector_same_int_p): Likewise.
2152 (mips_const_vector_shuffle_set_p): Likewise.
2153 (mips_const_vector_bitimm_set_p): Likewise.
2154 (mips_const_vector_bitimm_clr_p): Likewise.
2155 (mips_msa_vec_parallel_const_half): Likewise.
2156 (mips_msa_output_division): Likewise.
2157 (mips_ldst_scaled_shift): Likewise.
2158 (mips_expand_vec_cond_expr): Likewise.
2159 * config/mips/mips.c (enum mips_builtin_type): Add
2160 MIPS_BUILTIN_MSA_TEST_BRANCH.
2161 (mips_gen_const_int_vector_shuffle): New prototype.
2162 (mips_const_vector_bitimm_set_p): New function.
2163 (mips_const_vector_bitimm_clr_p): Likewise.
2164 (mips_const_vector_same_val_p): Likewise.
2165 (mips_const_vector_same_bytes_p): Likewise.
2166 (mips_const_vector_same_int_p): Likewise.
2167 (mips_const_vector_shuffle_set_p): Likewise.
2168 (mips_symbol_insns): Forbid loading symbols via immediate for
2170 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2172 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2174 (mips_lx_address_p): Add support load indexed address for MSA.
2175 (mips_address_insns): Add calculation of instructions needed for
2176 stores and loads for MSA.
2177 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2178 CONST_VECTOR for MSA and let it fall through.
2179 (mips_ldst_scaled_shift): New function.
2180 (mips_subword_at_byte): Likewise.
2181 (mips_msa_idiv_insns): Likewise.
2182 (mips_legitimize_move): Validate MSA moves.
2183 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2184 calculation of costs for MSA division.
2185 (mips_split_move_p): Check if MSA moves need splitting.
2186 (mips_split_move): Split MSA moves if necessary.
2187 (mips_split_128bit_move_p): New function.
2188 (mips_split_128bit_move): Likewise.
2189 (mips_split_msa_copy_d): Likewise.
2190 (mips_split_msa_insert_d): Likewise.
2191 (mips_split_msa_fill_d): Likewise.
2192 (mips_output_move): Handle MSA moves.
2193 (mips_expand_msa_branch): New function.
2194 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2195 Reinstate 'y' modifier.
2196 (mips_file_start): Add MSA .gnu_attribute.
2197 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2199 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2200 (mips_class_max_nregs): Add register size for MSA supported mode.
2201 (mips_cannot_change_mode_class): Allow conversion between MSA
2202 vector modes and TImode.
2203 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2205 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2206 (mips_preferred_simd_mode): Add preffered modes for MSA.
2207 (mips_vector_mode_supported_p): Add MSA supported modes.
2208 (mips_autovectorize_vector_sizes): New function.
2209 (mips_msa_output_division): Likewise.
2210 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2211 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2212 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2213 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2214 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2215 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2216 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2217 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2218 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2219 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2220 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2221 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2222 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2223 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2224 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2225 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2226 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2227 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2228 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2229 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2230 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2231 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2232 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2233 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2234 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2235 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2236 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2237 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2238 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2239 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2240 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2241 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2242 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2243 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2244 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2245 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2246 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2247 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2248 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2249 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2250 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2251 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2252 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2253 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2254 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2255 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2256 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2257 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2258 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2259 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2260 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2261 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2262 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2263 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2264 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2265 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2266 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2267 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2268 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2269 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2270 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2271 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2272 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2273 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2274 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2275 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2276 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2277 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2278 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2279 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2280 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2281 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2282 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2283 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2284 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2285 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2286 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2287 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2288 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2289 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2290 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2291 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2292 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2293 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2294 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2295 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2296 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2297 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2298 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2299 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2300 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2301 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2302 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2303 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2304 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2305 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2306 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2307 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2308 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2309 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2310 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2311 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2312 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2313 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2314 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2315 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2316 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2317 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2318 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2319 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2320 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2321 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2322 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2323 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2324 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2325 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2326 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2327 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2328 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2329 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2330 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2331 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2332 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2333 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2334 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2335 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2336 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2337 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2338 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2339 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2340 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2341 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2342 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2343 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2344 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2345 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2346 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2347 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2348 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2349 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2350 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2351 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2352 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2353 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2354 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2355 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2356 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2357 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2358 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2359 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2360 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2362 (mips_get_builtin_decl_index): New array.
2363 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2364 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2365 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2366 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2367 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2369 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2371 (mips_expand_builtin_insn): Prepare operands for
2372 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2373 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2374 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2375 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2376 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2377 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2378 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2379 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2380 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2381 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2382 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2383 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2384 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2385 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2386 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2387 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2388 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2389 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2390 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2391 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2392 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2393 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2394 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2395 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2396 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2397 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2398 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2399 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2400 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2401 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2402 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2403 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2404 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2405 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2406 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2407 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2408 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2409 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2410 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2411 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2412 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2413 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2414 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2415 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2416 These are set implicitly and an error is reported if overridden.
2417 (mips_expand_builtin_msa_test_branch): New function.
2418 (mips_expand_msa_shuffle): Likewise.
2419 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2420 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2421 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2422 (mips_expand_vec_unpack): Add support for MSA.
2423 (mips_expand_vector_init): Likewise.
2424 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2425 instead of const0_rtx.
2426 (mips_msa_vec_parallel_const_half): New function.
2427 (mips_gen_const_int_vector): Likewise.
2428 (mips_gen_const_int_vector_shuffle): Likewise.
2429 (mips_expand_msa_cmp): Likewise.
2430 (mips_expand_vec_cond_expr): Likewise.
2431 * config/mips/mips.h
2432 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2433 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2435 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2436 (ISA_HAS_MSA): New macro.
2437 (UNITS_PER_MSA_REG): Likewise.
2438 (BITS_PER_MSA_REG): Likewise.
2439 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2440 (MSA_REG_FIRST): New macro.
2441 (MSA_REG_LAST): Likewise.
2442 (MSA_REG_NUM): Likewise.
2443 (MSA_REG_P): Likewise.
2444 (MSA_REG_RTX_P): Likewise.
2445 (MSA_SUPPORTED_MODE_P): Likewise.
2446 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2447 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2448 * config/mips/mips.md: Include mips-msa.md.
2449 (alu_type): Add simd_add.
2450 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2451 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2452 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2453 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2454 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2455 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2456 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2457 simd_move, simd_load, simd_store. Choose "multi" for moves
2459 (qword_mode): New attribute.
2460 (insn_count): Add instruction count for quad moves.
2461 Increase the count for MIPS SIMD division.
2462 (UNITMODE): Add UNITMODEs for vector types.
2463 (addsub): New code iterator.
2464 * config/mips/mips.opt (mmsa): New option.
2465 * config/mips/msa.h: New file.
2466 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2468 * config/mips/mti-linux.h: Likewise.
2469 * config/mips/predicates.md
2470 (const_msa_branch_operand): New constraint.
2471 (const_uimm3_operand): Likewise.
2472 (const_uimm4_operand): Likewise.
2473 (const_uimm5_operand): Likewise.
2474 (const_uimm8_operand): Likewise.
2475 (const_imm5_operand): Likewise.
2476 (aq10b_operand): Likewise.
2477 (aq10h_operand): Likewise.
2478 (aq10w_operand): Likewise.
2479 (aq10d_operand): Likewise.
2480 (const_m1_operand): Likewise.
2481 (reg_or_m1_operand): Likewise.
2482 (const_exp_2_operand): Likewise.
2483 (const_exp_4_operand): Likewise.
2484 (const_exp_8_operand): Likewise.
2485 (const_exp_16_operand): Likewise.
2486 (const_vector_same_val_operand): Likewise.
2487 (const_vector_same_simm5_operand): Likewise.
2488 (const_vector_same_uimm5_operand): Likewise.
2489 (const_vector_same_uimm6_operand): Likewise.
2490 (const_vector_same_uimm8_operand): Likewise.
2491 (par_const_vector_shf_set_operand): Likewise.
2492 (reg_or_vector_same_val_operand): Likewise.
2493 (reg_or_vector_same_simm5_operand): Likewise.
2494 (reg_or_vector_same_uimm6_operand): Likewise.
2495 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2497 * doc/invoke.texi (-mmsa): Document new option.
2499 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2501 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2502 * configure: Regenerate.
2503 * config.in: Regenerate.
2504 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2506 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2507 (ENDFILE_VTV_SPEC): Define.
2509 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2511 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2512 registers in all interrupt handlers if necessary.
2513 (rl78_option_override): Add warning.
2514 (MUST_SAVE_MDUC_REGISTERS): New macro.
2515 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2516 * config/rl78/rl78.c (check_mduc_usage): New function.
2517 (mduc_regs): New structure to hold MDUC register data.
2518 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2519 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2520 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2521 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2522 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2523 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2525 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2527 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2528 (tree-ssa-loop-niter.h): Ditto.
2529 (idx_within_array_bound, ref_within_array_bound): New functions.
2530 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2531 Factor out check on writable base object to ...
2532 (base_object_writable): ... here.
2534 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2536 * config/arm/arm.md (probe_stack): Add modes to set source
2539 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2541 * regrename.c (base_reg_class_for_rename): New static function.
2542 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2544 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2546 * cgraph.c (thunk_adjust): Export.
2547 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2548 * cgraphunit.c (thunk_adjust): Export.
2549 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2551 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2553 * tree-inline.c (expand_call_inline): Expand thunks inline.
2555 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2558 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2559 (*sse2_vd_cvtss2sd): Ditto.
2560 * config/i386/i386.md
2561 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2562 Generate *sse2_vd_cvtsd2ss pattern.
2563 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2564 Generate *sse2_vd_cvtss2sd pattern.
2566 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2568 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2569 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2572 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2574 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2575 * config/sh/sh.c: Define and declare variables on first use throughout
2577 (current_function_interrupt): Change to bool type.
2578 (frame_insn): Rename to emit_frame_insn and update users.
2579 (push_regs): Use bool for 'interrupt_handler' argument.
2580 (save_schedule_s): Remove.
2581 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2582 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2583 targetm.asm_out.unaligned_op.di.
2584 (gen_far_branch): Remove redundant forward declaration.
2585 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2586 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2587 (sh_set_return_address, sh_function_ok_for_sibcall,
2588 scavenge_reg): Update comments.
2589 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2590 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2591 (sh_attr_renesas_p): Remove unnecessary parentheses.
2592 (branch_dest): Simplify.
2593 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2594 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2595 (CUMULATIVE_ARGS): Change macro to typedef.
2596 (current_function_interrupt): Change to bool type.
2597 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2598 Surround with __cplusplus ifdef.
2599 (sh_compare_op0, sh_compare_op1): Remove.
2600 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2602 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2604 * config/arm/arm.md: (arch): Add neon.
2605 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2606 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2607 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2608 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2609 attributes for alt renumbering. Mark alt 3 as non-predicable.
2610 (thumb2_movdf_vfp): Likewise.
2612 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2615 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2616 (*andqi_1): Add preferred_for_speed attribute to disparage
2617 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2618 (*<code>qi_1): Ditto.
2619 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2620 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2621 (*ashlqi3_1): Ditto.
2622 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2623 Add preferred_for_size attribute to disparage alternative 0 and
2624 preferred_for_speed attribute to disparage alternative 1 for
2625 TARGET_PARTIAL_REG_STALL targets.
2627 2016-05-07 Tom de Vries <tom@codesourcery.com>
2629 PR tree-optimization/70956
2630 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2633 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2635 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2636 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2637 * config/sh/sh.md (branch_zero): Remove define_attr.
2638 (define_delay): Disable delay slot if branch distance is one insn.
2640 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2642 * config/i386/i386.md (LEAMODE): New mode attribute.
2643 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2644 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2645 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2646 operand 2 predicate.
2647 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2648 (*lea<mode>_general_3): Ditto.
2649 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2651 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2653 * genmddump.c (main): Convert argv from char ** to const char **.
2655 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2657 * coretypes.h (OVERRIDE): New macro.
2660 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2662 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2663 allow coalescing if the types are compatible.
2665 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2667 * pass_manager.h (pass_manager::register_pass_name): New method.
2668 (pass_manager::get_pass_by_name): New method.
2669 (pass_manager::create_pass_tab): New method.
2670 (pass_manager::m_name_to_pass_map): New field.
2671 * passes.c (name_to_pass_map): Delete global in favor of field
2672 "m_name_to_pass_map" of pass_manager.
2673 (register_pass_name): Rename from a function to...
2674 (pass_manager::register_pass_name): ...this method, updating
2675 for renaming of global "name_to_pass_map" to field
2676 "m_name_to_pass_map".
2677 (create_pass_tab): Rename from a function to...
2678 (pass_manager::create_pass_tab): ...this method, updating
2679 for renaming of global "name_to_pass_map" to field.
2680 (get_pass_by_name): Rename from a function to...
2681 (pass_manager::get_pass_by_name): ...this method.
2682 (enable_disable_pass): Convert use of get_pass_by_name to
2683 a method call, locating the pass_manager singleton.
2685 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2687 * genattr-common.c (main): Convert argv from char ** to const char **.
2688 * genattr.c (main): Likewise.
2689 * genattrtab.c (main): Likewise.
2690 * genautomata.c (initiate_automaton_gen): Likewise.
2692 * gencodes.c (main): Likewise.
2693 * genconditions.c (main): Likewise.
2694 * genconfig.c (main): Likewise.
2695 * genconstants.c (main): Likewise.
2696 * genemit.c (main): Likewise.
2697 * genenums.c (main): Likewise.
2698 * genextract.c (main): Likewise.
2699 * genflags.c (main): Likewise.
2700 * genmddeps.c (main): Likewise.
2701 * genopinit.c (main): Likewise.
2702 * genoutput.c (main): Likewise.
2703 * genpeep.c (main): Likewise.
2704 * genpreds.c (main): Likewise.
2705 * genrecog.c (main): Likewise.
2706 * gensupport.c (init_rtx_reader_args_cb): Likewise.
2707 (init_rtx_reader_args): Likewise.
2708 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2709 (init_rtx_reader_args): Likewise.
2710 * gentarget-def.c (main): Likewise.
2711 * read-md.c (read_md_files): Likewise.
2712 * read-md.h (read_md_files): Likewise.
2714 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2716 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
2717 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
2718 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
2719 Remove unused predicate.
2720 (register_and_not_fp_reg_operand): Ditto.
2722 2016-05-06 Martin Liska <mliska@suse.cz>
2724 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
2725 instead of vec as the vector is local to the function.
2727 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2729 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
2730 avx512bw alternative.
2732 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
2733 before the ashr<mode>3 pattern.
2735 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
2736 v instead of x in vex or maybe_vex alternatives, use
2737 maybe_evex instead of vex in prefix.
2739 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
2740 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
2741 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
2742 in vex or maybe_vex alternatives, use maybe_evex instead of vex
2745 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
2746 v instead of x in vex or maybe_vex alternatives, use
2747 maybe_evex instead of vex in prefix.
2749 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
2750 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
2751 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
2752 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
2753 alternatives, use maybe_evex instead of vex in prefix.
2755 * config/i386/sse.md (vec_interleave_lowv4sf,
2756 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
2757 v instead of x in vex or maybe_vex alternatives, use
2758 maybe_evex instead of vex in prefix.
2760 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
2761 v instead of x in vex or maybe_vex alternatives, use
2762 maybe_evex instead of vex in prefix.
2764 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
2765 v constraint instead of x.
2767 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
2769 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
2770 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
2773 2016-05-06 Richard Biener <rguenther@suse.de>
2775 PR tree-optimization/70948
2776 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2777 Properly clobber all fields of va_list for __builtin_va_start.
2779 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2782 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
2783 loop latch destination.
2785 2016-05-06 Martin Liska <mliska@suse.cz>
2787 * tree-ssa-uninit.c: Apply manual changes
2788 to the GNU coding style.
2789 (prune_uninit_phi_opnds): Rename from
2790 prune_uninit_phi_opnds_in_unrealizable_paths.
2792 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2794 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
2795 mspace): Remove deprecated options.
2796 * doc/invoke.texi (SH options): Remove -mspace.
2798 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2800 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
2802 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2804 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
2805 corresponding combine split pattern.
2807 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2810 * config/sh/predicates.md (long_displacement_mem_operand): New.
2811 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
2812 Add movi20, movi20s alternatives. Adjust length attribute for
2814 (movsi_ie): Allow for any FPU. Adjust length attribute for
2816 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
2817 attribute for alternatives.
2818 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
2819 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
2820 length attribute for alternatives.
2822 2016-05-06 Richard Biener <rguenther@suse.de>
2824 PR tree-optimization/70960
2825 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
2827 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2830 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
2831 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
2833 2016-05-06 Marek Polacek <polacek@redhat.com>
2836 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
2838 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
2841 * config/sh/sh.md (*rotcr): Add another variant.
2843 2016-05-06 Richard Biener <rguenther@suse.de>
2846 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
2848 2016-05-06 Richard Biener <rguenther@suse.de>
2851 * fold-const.c (split_tree): Always convert to the original type
2854 2016-05-06 Richard Biener <rguenther@suse.de>
2856 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
2857 (fwprop_addr): Likewise.
2859 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2862 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
2864 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
2865 * config/i386/i386.md (push mem splitter): Use find_constant_src in
2866 the splitter condition.
2867 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
2868 the splitter condition.
2869 (FP float_extend load splitter): Ditto.
2871 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
2873 * config/i386/i386.md (peehole2 patterns): Change true_regnum
2874 to REGNO in all peephole2 patterns.
2875 (post-reload splitters): Change true_regnum to REGNO in
2876 post-reload splitters.
2877 (zero_extend splitters): Use general_reg_operand and
2878 nonimmediate_gr_operand predicates.
2880 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2882 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
2883 v constraint instead of x.
2885 2016-05-05 Alan Modra <amodra@gmail.com>
2888 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
2889 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
2890 TARGET_NO_FP_IN_TOC for -mrelocatable.
2891 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
2892 TARGET_RELOCATABLE test.
2893 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2894 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2895 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2896 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2897 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2898 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2899 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2900 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2901 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
2902 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
2904 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
2905 (rs6000_stack_info): Likewise.
2906 (rs6000_elf_asm_out_constructor): Likewise.
2907 (rs6000_elf_asm_out_destructor): Likewise.
2908 (rs6000_elf_declare_function_name): Likewise.
2909 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
2910 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
2913 2016-05-05 Alan Modra <amodra@gmail.com>
2915 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
2917 2016-05-05 Alan Modra <amodra@gmail.com>
2919 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
2920 out-of-line gpr restore for one or two regs if that would add
2923 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
2926 * config/i386/i386.md
2927 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
2928 Change to post-epilogue_completed late splitter. Use sse_reg_operand
2929 as operand 0 predicate.
2930 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
2932 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
2933 Ditto. Emit the pattern using RTX.
2935 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
2936 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
2937 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
2938 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
2940 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
2941 sse_reg_operand as operand 0 predicate.
2943 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
2944 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
2945 instead of gen_rtx_REG.
2946 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
2949 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2951 * function.c (emit_use_return_register_into_block): Delete.
2952 (gen_return_pattern): Delete.
2953 (emit_return_into_block): Delete.
2954 (active_insn_between): Delete.
2955 (convert_jumps_to_returns): Delete.
2956 (emit_return_for_exit): Delete.
2957 (thread_prologue_and_epilogue_insns): Delete all code dealing with
2958 simple_return for shrink-wrapped blocks.
2959 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
2960 end of blocks that need one.
2961 (get_unconverted_simple_return): Delete.
2962 (convert_to_simple_return): Delete.
2963 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
2964 (convert_to_simple_return): Ditto.
2966 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2968 * cfgcleanup.c (bb_is_just_return): New function.
2969 (try_optimize_cfg): Simplify jumps to return, branches to return,
2970 and branches around return.
2972 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
2974 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
2977 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2981 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
2982 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
2983 assert flags & OEP_HASH_CHECK, instead of asserting it
2984 never happens. Handle TARGET_EXPR.
2985 * fold-const.c (operand_equal_p): For hash verification,
2986 or in OEP_HASH_CHECK into flags.
2988 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
2990 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
2992 (compute_samebase_partition_bases): Fix typo.
2994 2016-05-04 Jakub Jelinek <jakub@redhat.com>
2996 * config/i386/sse.md (vec_interleave_highv8sf,
2997 vec_interleave_lowv8sf, vec_interleave_highv4df,
2998 vec_interleave_lowv4df): Remove constraints from expanders.
3000 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3002 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3004 * tree-inline.c (expand_call_inline): Fix path dealing with
3005 making lhs of call statement undefined.
3007 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3009 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3010 Check availability on NODE, too.
3011 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3012 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3013 (varpool_node::call_for_symbol_and_aliase): Likewise.
3014 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3015 (propagate_pure_const): Propagate across interposable functions, too.
3016 (skip_function_for_local_pure_const): Do not skip interposable bodies
3018 (pass_local_pure_const::execute): Update.
3020 2016-05-04 Marek Polacek <polacek@redhat.com>
3022 * doc/invoke.texi: Document -Wdangling-else.
3024 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3026 * config.gcc: Error out when conflicting multilib is detected. Do not
3027 loop over multilibs since no combination is legal.
3029 2016-05-04 Alan Modra <amodra@gmail.com>
3031 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3032 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3033 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3036 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3038 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3039 Clean up p5600 comments.
3041 2016-05-04 Richard Biener <rguenther@suse.de>
3043 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3044 constructor simplifications.
3045 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3047 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3049 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3050 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3051 result.set_rtx is null instead of aborting.
3052 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3054 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3055 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3056 *mov<mode>_store_postinc): New patterns.
3058 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3060 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3061 as commutative. Check both conversions are NOP.
3062 ((A & B) OP (C & B)): Remove.
3064 2016-05-04 Alan Modra <amodra@gmail.com>
3066 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3068 2016-05-04 Alan Modra <amodra@gmail.com>
3071 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3072 when cr2,3,4 are all fixed regs.
3074 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3076 PR rtl-optimization/57193
3077 * opts.c (default_options_table): Revert OPT_frename_registers change.
3078 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3080 2016-05-03 Martin Sebor <msebor@redhat.com>
3083 * builtins.c (fold_builtin_FILE): New function.
3084 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3085 (fold_builtin_0): Call them.
3086 * gimplify.c (gimplify_call_expr): Remove the handling of
3087 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3090 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3091 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3095 * doc/extend.texi (Function Names as Strings): Update __func__,
3096 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3099 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3100 Richard Biener <rguenther@suse.de>
3102 PR tree-optimization/70916
3103 * tree-if-conv.c: Include cfganal.h.
3104 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3105 and remove_fake_exit_edges around the optimization pass.
3107 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3109 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3110 (cgraph_edge::make_direct): Likewise.
3111 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3112 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3113 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3114 (CIF_THUNK): New code.
3115 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3116 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3117 (compute_inline_parameters): Set inline_failed for thunks.
3118 (inline_analyze_function): Cleanup.
3119 * ipa-inline.c (can_inline_edge_p): Do not deal with
3120 call_stmt_cannot_inline_p.
3121 (can_early_inline_edge_p): Likewise.
3122 (early_inliner): Initialize inline_failed.
3123 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3125 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3127 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3128 from nonimm_ssenomem_operand.
3129 (nonimm_ssenomem_operand): New predicate.
3130 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3131 as operand 0 predicate.
3132 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3133 Disable unsupported alternatives using "enabled" attribute.
3134 Use register_ssemem_operand as operand 0 predicate.
3135 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3137 2016-05-03 Marek Polacek <polacek@redhat.com>
3140 * input.c (expansion_point_location): New function.
3141 * input.h (expansion_point_location): Declare.
3143 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3145 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3146 occurence with frame_offset_ ones.
3148 2016-05-03 Alan Modra <amodra@gmail.com>
3150 PR rtl-optimization/70890
3151 * ira.c (combine_and_move_insns): When moving def_insn, remove
3154 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3156 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3157 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3158 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3159 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3161 2016-05-03 Alan Modra <amodra@gmail.com>
3163 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3164 for SAVE_MULTIPLE/STORE_MULTIPLE.
3166 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3168 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3169 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3171 2016-05-03 Richard Biener <rguenther@suse.de>
3173 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3175 (gimplify_arg): Likewise.
3176 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3177 re-writing the result to a decl if required.
3178 (internal_get_tmp_var): Add allow_ssa parameter
3179 and override into_ssa with it.
3180 (get_formal_tmp_var): Adjust.
3181 (get_initialized_tmp_var): Add allow_ssa parameter.
3182 (gimplify_arg): Add allow_ssa parameter and avoid generating
3183 SSA names for the result false.
3184 (gimplify_call_expr): If the call may return twice do not
3185 gimplify parameters into SSA.
3186 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3187 (gimplify_modify_expr): Adjust assert. For noreturn calls
3188 with a SSA name LHS adjust its def.
3189 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3190 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3191 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3192 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3193 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3194 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3195 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3196 (optimize_target_teams): Do not allow SSA names for clause operands.
3197 (gimplify_expr): Likewise for where we mark the result addressable.
3198 * passes.def (pass_init_datastructures): Remove.
3199 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3200 (rewrite_stmt): Likewise.
3201 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3202 (replace_locals_op): Replace SSA names.
3203 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3204 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3205 * cgraph.c (release_function_body): Free CFG annotations only
3206 when we have a CFG. Simplify.
3207 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3208 force_gimple_operand instead of get_initialized_tmp_var.
3209 * tree-pass.h (make_pass_init_datastructures): Remove.
3210 * tree-ssa.c (execute_init_datastructures): Remove.
3211 (pass_data_init_datastructures): Likewise.
3212 (class pass_init_datastructures): Likewise.
3213 (make_pass_init_datastructures): Likewise.
3214 * omp-low.c (create_omp_child_function): Init SSA data structures.
3215 (grid_expand_target_grid_body): Likewise.
3216 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3217 name before adding it to names_to_release.
3218 (remove_bb): Always release SSA defs.
3219 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3220 before dereferencing it.
3221 * cgraphunit.c (init_lowered_empty_function): Always
3222 int SSA data structures.
3223 * tree-ssanames.c (release_defs): Remove assert that we are in
3225 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3227 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3228 Uros Bizjak <ubizjak@gmail.com>
3230 PR rtl-optimization/70467
3231 * config/i386/predicates.md (x86_64_hilo_int_operand,
3232 x86_64_hilo_general_operand): New predicates.
3233 * config/i386/constraints.md (Wd): New constraint.
3234 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3235 (general_hilo_operand): New mode attr.
3236 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3237 instead of <general_operand>.
3238 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3239 x86_64_hilo_general_operand instead of <general_operand>.
3241 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3243 PR tree-optimization/70916
3244 * tree-if-conv.c (constant_or_ssa_name): Removed.
3245 (fold_build_cond_expr): Use is_gimple_val instead of
3246 constant_or_ssa_name.
3248 PR tree-optimization/70916
3249 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3250 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3253 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3254 (optimize_atomic_bit_test_and): New function.
3255 (pass_fold_builtins::execute): Use it.
3256 * optabs.def (atomic_bit_test_and_set_optab,
3257 atomic_bit_test_and_complement_optab,
3258 atomic_bit_test_and_reset_optab): New optabs.
3259 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3260 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3261 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3262 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3263 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3264 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3265 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3266 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3267 atomic_bit_test_and_complement@var{mode},
3268 atomic_bit_test_and_reset@var{mode}): Document.
3269 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3270 atomic_bit_test_and_complement<mode>,
3271 atomic_bit_test_and_reset<mode>): New expanders.
3272 (atomic_bit_test_and_set<mode>_1,
3273 atomic_bit_test_and_complement<mode>_1,
3274 atomic_bit_test_and_reset<mode>_1): New insns.
3276 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3278 PR rtl-optimization/70687
3279 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3280 instead of unsigned HOST_WIDE_INT.
3282 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3284 PR rtl-optimization/44281
3285 * hard-reg-set.h (struct target_hard_regs): New field
3286 x_fixed_nonglobal_reg_set.
3287 (fixed_nonglobal_reg_set): New macro.
3288 * reginfo.c (init_reg_sets_1): Initialize it.
3289 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3291 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3293 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3295 PR tree-optimization/56541
3296 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3297 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3298 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3299 (any_complicated_phi): new static variable.
3300 (aggressive_if_conv): delete.
3301 (if_convertible_phi_p): support phis with more than two arguments.
3302 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3303 critical pred edges.
3304 (ifcvt_split_critical_edges): support phis with more than two
3305 arguments by checking new parameter. only split critical edges
3307 (tree_if_conversion): handle simd pragma marked loop using new
3308 local variable aggressive_if_conv. check any_complicated_phi.
3310 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3312 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3315 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3317 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3320 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3322 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3323 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3324 define_insn_and_split.
3325 (mulsi3_i): New define_insn_and_split.
3326 (mulsi3_call): Convert to define_insn.
3327 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3330 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3332 * machmode.h (mode_complex): Add support to give the complex mode
3334 (GET_MODE_COMPLEX_MODE): Likewise.
3335 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3336 stored by build_complex_type and gfc_build_complex_type instead of
3337 trying to figure out the appropriate mode based on the size. Raise
3338 an assertion error, if the type was not set.
3339 * genmodes.c (struct mode_data): Add field for the complex type of
3341 (blank_mode): Likewise.
3342 (make_complex_modes): Remember the complex mode created in the
3344 (emit_mode_complex): Write out the mode_complex array to map a
3345 type mode to the complex version.
3346 (emit_insn_modes_c): Likewise.
3347 * tree.c (build_complex_type): Set the complex type to use before
3348 calling layout_type.
3349 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3350 support for __float128 complex datatypes.
3351 (rs6000_hard_regno_mode_ok): Likewise.
3352 (rs6000_setup_reg_addr_masks): Likewise.
3353 (rs6000_complex_function_value): Likewise.
3354 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3355 __float128 and __ibm128 complex.
3356 (FLOAT128_IBM_P): Likewise.
3357 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3358 * doc/extend.texi (Additional Floating Types): Document that
3359 -mfloat128 must be used to enable __float128. Document complex
3360 __float128 and __ibm128 support.
3362 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3365 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3366 char/short arguments promoted to int because of promote_prototypes.
3368 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3370 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3371 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3372 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3373 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3374 alternatives using "enabled" attribute. Use register_ssemem_operand
3375 as operand 1 predicate.
3376 (*cmpi<unord>xf_i387): Split XFmode pattern from
3377 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3378 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3379 *absneg<mode>2_i387. Disable unsupported alternatives using
3380 "enabled" attribute.
3381 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3383 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3385 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3387 (oacc_loop_process): Check mask for loop termination.
3389 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3391 * cif-code.def (CIF_THUNK): Add.
3392 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3395 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3397 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3398 (dump_inline_summary): Dump it.
3399 (fp_expression_p): New predicate.
3400 (estimate_function_body_sizes): Use it.
3401 (inline_merge_summary): Merge fp_expressions.
3402 (inline_read_section): Read fp_expressions.
3403 (inline_write_summary): Write fp_expressions.
3404 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3405 codegen boundary if either caller or callee is !fp_expressions.
3406 * ipa-inline.h (inline_summary): Add fp_expressions.
3407 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3408 to fp_expressions be sure the fp generation flags are updated.
3410 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3412 PR rtl-optimization/70467
3413 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3415 PR rtl-optimization/70467
3416 * ipa-pure-const.c (check_call): Handle internal calls even in
3417 ipa mode like in local mode.
3419 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3421 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3423 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3425 * match.pd (X u< X, X u> X): New transformations.
3427 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3429 * flag-types.h (enum warn_strict_overflow_code): Move ...
3430 * coretypes.h: ... here.
3431 * fold-const.h (fold_overflow_warning): Declare.
3432 * fold-const.c (fold_overflow_warning): Make non-static.
3433 (fold_comparison): Move the transformation of X +- C1 CMP C2
3434 into X CMP C2 -+ C1 ...
3435 * match.pd: ... here.
3436 * gimple-fold.c (fold_stmt_1): Protect with
3437 fold_defer_overflow_warnings.
3439 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3441 * omp-low.c (struct oacc_loop): Add 'inner' field.
3442 (new_oacc_loop_raw): Initialize it to zero.
3443 (oacc_loop_fixed_partitions): Initialize it.
3444 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3445 available partitioning.
3447 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3449 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3451 (umulsidi3): Likewise.
3452 (indirect_jump): Fix jump instruction assembly patterns.
3454 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3457 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3458 (nvptx_function_value): Assert non-NULL cfun.
3460 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3462 PR rtl-optimization/70886
3463 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3465 * cselib.h (rtx_equal_for_cselib_1): Declare.
3466 (rtx_equal_for_cselib_p: New inline function.
3467 * cselib.c (rtx_equal_for_cselib_p): Delete.
3468 (rtx_equal_for_cselib_1): Make public.
3470 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3472 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3473 (register_mixssei387nonimm_operand): Remove predicate.
3474 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3475 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3476 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3477 for TARGET_MIX_SSE_I387 alternatives.
3478 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3479 Disable unsupported alternatives using "enabled" attribute. Use
3480 nonimm_ssenomem_operand as operand 1 predicate. Also check
3481 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3483 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3485 * tree.c (cst_and_fits_in_hwi): Simplify.
3487 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3489 * tree.h (wi::to_wide): New function.
3490 * expr.c (expand_expr_real_1): Use wi::to_wide.
3491 * fold-const.c (int_const_binop_1): Likewise.
3492 (extract_muldiv_1): Likewise.
3494 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3496 * wide-int.h: Update offset_int and widest_int documentation.
3497 (WI_SIGNED_SHIFT_RESULT): New macro.
3498 (wi::binary_shift): Define signed_shift_result_type for
3499 shifts on offset_int- and widest_int-like types.
3500 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3501 * tree.h (int_bit_position): Use shift operators instead of wi::
3503 * alias.c (adjust_offset_for_component_ref): Likewise.
3504 * expr.c (get_inner_reference): Likewise.
3505 * fold-const.c (fold_comparison): Likewise.
3506 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3507 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3508 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3509 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3510 (stmt_kills_ref_p): Likewise.
3511 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3512 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3513 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3514 (ao_ref_init_from_vn_reference): Likewise.
3516 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3518 * wide-int.h: Update offset_int and widest_int documentation.
3519 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3520 (wi::binary_traits): Allow ordered comparisons between offset_int and
3521 offset_int, between widest_int and widest_int, and between either
3522 of these types and basic C types.
3523 (operator <, <=, >, >=): Define for the same combinations.
3524 * tree.h (tree_int_cst_lt): Use comparison operators instead
3525 of wi:: comparisons.
3526 (tree_int_cst_le): Likewise.
3527 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3528 (fold_nonarray_ctor_reference): Likewise.
3529 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3530 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3531 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3532 * tree-sra.c (completely_scalarize): Likewise.
3533 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3534 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3535 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3536 (check_for_binary_op_overflow): Likewise.
3537 (search_for_addr_array): Likewise.
3538 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3540 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3542 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3543 (arc_save_restore): Likewise.
3544 (arc_dwarf_register_span): Likewise.
3545 (arc_output_pic_addr_const): Initialize suffix variable.
3547 2016-05-02 Martin Liska <mliska@suse.cz>
3549 * symbol-summary.h (function_summary::function_summary):
3550 Remove checking assert for all cgraph nodes.
3551 (function_summary::get): Check summary_uid.
3552 (symtab_insertion): Check summary_uid.
3554 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3556 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3557 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3559 (arc_dwarf_register_span): Remove enum keyword.
3560 (compact_memory_operand_p): New function.
3561 * config/arc/arc.h (reg_class): Add code density register classes.
3562 (REG_CLASS_NAMES): Likewise.
3563 (REG_CLASS_CONTENTS): Likewise.
3564 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3565 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3566 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3567 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3568 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3570 (h, Rcd, Rsd, Rzd): New register constraints.
3571 (T): Use compact_memory_operand_p function.
3572 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3574 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3576 * config/sh/sh.md (*negnegt, *movtt): Remove.
3578 2016-05-02 Marek Polacek <polacek@redhat.com>
3579 Tom de Vries <tom@codesourcery.com>
3581 PR tree-optimization/70700
3582 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3583 bigger than FIRST_REF_NODE.
3585 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3588 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3590 (prepare_cbranch_operands): Don't use scratch register. Assume that
3591 function is used when pseudos can be created.
3592 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3593 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3594 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3595 define_expand. Allow it only when pseudos can be created.
3596 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3598 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3600 * config/i386/constraints.md (BC): Only allow -1 operands.
3601 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3602 Add "enabled" attribute. Update XI mode attribute calculation.
3603 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3604 (*movoi_internal_avx): Update XI mode attribute calculation.
3605 (*movti_internal): Ditto.
3607 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3609 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3610 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3612 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3614 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3615 statement on instruction code. Remove trailing spaces.
3616 (altivec_expand_stv_builtin): Likewise.
3618 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3620 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3621 (TARGET_FPU_DOUBLE): Simplify.
3622 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3623 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3624 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3625 with 'TARGET_FPU_DOUBLE'.
3626 * config/sh/sh.md: Likewise.
3628 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3630 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3631 SH_DIV_STR_FOR_SIZE): Remove.
3632 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3633 SH_DIV_STR_FOR_SIZE): Remove.
3635 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3637 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3638 logical_reg_operand): Delete.
3639 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3640 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3641 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3642 match_operand and match_test.
3643 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3644 variables on their first use. Return bool values.
3645 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3646 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3647 arith_reg_operand for input operand. Remove empty constraints.
3649 (*xorsi3_compact): Rename to xorsi3.
3650 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3651 (*zero_extend<mode>si2_disp_mem): Update comment.
3654 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3656 * config/sh/t-sh: Remove SH5 support.
3657 * config.gcc: Likewise.
3658 * configure: Likewise.
3660 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3662 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3664 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3666 * config/sh/sh.c (register_sh_passes, sh_option_override,
3667 sh_print_operand, prepare_move_operands,
3668 sh_can_follow_jump): Remove TARGET_SH1 checks.
3669 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3670 PROMOTE_MODE): Likewise.
3671 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3674 2016-04-30 Alan Modra <amodra@gmail.com>
3676 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3677 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3678 Check for user regs later to avoid unnecessary looping over regs.
3679 Merge user reg check with non-saved reg check. Don't force
3680 inline VR restore when static chain used.
3681 (rs6000_frame_related): Omit eh_frame info for user regs when
3683 (fixed_regs_p): Delete.
3685 2016-04-30 Alan Modra <amodra@gmail.com>
3687 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
3688 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
3691 2016-04-30 Alan Modra <amodra@gmail.com>
3694 * config/rs6000/rs6000.c (fixed_reg_p): New function.
3695 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
3698 2016-04-30 Alan Modra <amodra@gmail.com>
3700 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3701 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
3702 flag_pic test for Darwin.
3704 2016-04-30 Alan Modra <amodra@gmail.com>
3706 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
3707 throw_calls_crossed.
3708 (REG_FREQ_CALLS_CROSSED): Delete.
3709 (REG_N_THROWING_CALLS_CROSSED): Delete.
3710 * regstat.c (regstat_bb_compute_ri): Don't calculate
3711 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
3712 (dump_reg_info): Don't print call cross frequency.
3713 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
3714 and REG_N_THROWING_CALLS_CROSSED.
3716 2016-04-30 Alan Modra <amodra@gmail.com>
3718 * regs.h (struct reg_info_t): Delete live_length.
3719 (REG_LIVE_LENGTH): Delete macro.
3720 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
3721 local_live, local_processed and local_live_last_luid params.
3722 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
3724 (regstat_compute_ri): Adjust for above. Don't set
3726 (dump_reg_info): Don't print live length.
3727 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
3728 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
3729 Localize loop_depth var.
3731 2016-04-30 Alan Modra <amodra@gmail.com>
3733 * ira.c (enum valid_equiv): New.
3734 (validate_equiv_mem): Return enum.
3735 (update_equiv_mem): Create replacement in more cases.
3736 (add_store_equivs): Update validate_equiv_mem call.
3738 2016-04-30 Alan Modra <amodra@gmail.com>
3740 * ira.c (combine_and_move_insns): Rather than scanning insns,
3741 use DF infrastucture to find use and def insns.
3743 2016-04-30 Alan Modra <amodra@gmail.com>
3745 ira.c (combine_and_move_insns): Move invariant conditions..
3746 (ira.c): ..to here. Call combine_and_move_insns before
3747 add_store_equivs. Call grow_reg_equivs later. Allocate
3748 req_equiv later using max_reg_num() rather than global max_regno.
3749 (contains_replace_regs): Delete.
3750 (add_store_equivs): Remove contains_replace_regs test.
3752 2016-04-30 Alan Modra <amodra@gmail.com>
3754 * ira.c (struct equiv_mem_data): New.
3755 (equiv_mem, equiv_mem_modified): Delete static vars.
3756 (validate_equiv_mem_from_store): Use "data" param to communicate..
3757 (validate_equiv_mem): ..from here.
3759 2016-04-30 Alan Modra <amodra@gmail.com>
3761 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
3763 (update_reg_equivs): ..here. Move allocation and freeing of
3764 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
3765 end_alias_analysis to..
3768 2016-04-30 Alan Modra <amodra@gmail.com>
3770 * ira.c (pdx_subregs): Delete.
3771 (struct equivalence): Add pdx_subregs field.
3772 (set_paradoxical_subreg): Remove pdx_subregs param. Update
3774 (update_equiv_regs): Don't create or free pdx_subregs. Update
3777 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3779 * config/rs6000/altivec.h: Change definitions of vec_xl and
3781 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3782 (LD_ELEMREV_V2DI): New.
3783 (LD_ELEMREV_V4SF): New.
3784 (LD_ELEMREV_V4SI): New.
3785 (LD_ELEMREV_V8HI): New.
3786 (LD_ELEMREV_V16QI): New.
3787 (ST_ELEMREV_V2DF): New.
3788 (ST_ELEMREV_V2DI): New.
3789 (ST_ELEMREV_V4SF): New.
3790 (ST_ELEMREV_V4SI): New.
3791 (ST_ELEMREV_V8HI): New.
3792 (ST_ELEMREV_V16QI): New.
3795 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3796 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3797 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3798 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3799 (altivec_expand_builtin): Add handling for
3800 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3801 (rs6000_invalid_builtin): Add error-checking for
3802 RS6000_BTM_P9_VECTOR.
3803 (altivec_init_builtins): Define builtins used to implement vec_xl
3805 (rs6000_builtin_mask_names): Define power9-vector.
3806 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3807 (RS6000_BTM_P9_VECTOR): Define.
3808 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3809 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3810 (vsx_ld_elemrev_v2df): Likewise.
3811 (vsx_ld_elemrev_v4sf): Likewise.
3812 (vsx_ld_elemrev_v4si): Likewise.
3813 (vsx_ld_elemrev_v8hi): Likewise.
3814 (vsx_ld_elemrev_v16qi): Likewise.
3815 (vsx_st_elemrev_v2df): Likewise.
3816 (vsx_st_elemrev_v2di): Likewise.
3817 (vsx_st_elemrev_v4sf): Likewise.
3818 (vsx_st_elemrev_v4si): Likewise.
3819 (vsx_st_elemrev_v8hi): Likewise.
3820 (vsx_st_elemrev_v16qi): Likewise.
3821 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3824 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
3826 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
3828 (simplify_control_stmt_condition_1): ... here. Recurse into
3829 BIT_AND_EXPRs and BIT_IOR_EXPRs.
3831 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
3834 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
3835 (zero_extendqi<mode>2_dot): Revert earlier conversion from
3836 define_insn_and_split to define_insn.
3837 (zero_extendqi<mode>2_dot2): Same.
3838 (extendqi<mode>2_dot): Same.
3839 (extendqi<mode>2_dot2): Same.
3841 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3843 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
3844 (probe_stack): New expander.
3845 (probe_stack_<mode>): New insn pattern.
3847 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3849 * config/i386/i386.md
3850 (operations with memory inputs setting flags peephole2):
3851 Remove uneeded REG_P checks. Cleanup pattern generation.
3853 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
3855 * tree-vect-loop.c (vect_transform_loop): Fix
3856 nb_iterations_upper_bound computation for vectorized loop.
3858 2016-04-29 Marek Polacek <polacek@redhat.com>
3859 Jakub Jelinek <jakub@redhat.com>
3862 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
3863 TARGET_EXPR_SLOT as a base.
3865 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
3867 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
3868 with 'rCm2' constraints to limit possible immediate size.
3869 (*load_zeroextendqisi_update): Likewise.
3870 (*load_signextendqisi_update): Likewise.
3871 (*loadhi_update): Likewise.
3872 (*load_zeroextendhisi_update): Likewise.
3873 (*load_signextendhisi_update): Likewise.
3874 (*loadsi_update): Likewise.
3875 (*loadsf_update): Likewise.
3877 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3879 * config/i386/predicates.md (constm1_operand): Fix comparison.
3881 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3883 * testsuite/gcc.target/arc/ieee_eq.c: New test.
3885 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
3887 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
3888 remaining SH5 related settings.
3889 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
3890 shmedia_prepare_call_address): Delete.
3891 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
3892 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
3893 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
3894 UNSUPPORTED_SH2A): Remove m5 checks.
3895 (sh_divide_strategy_e): Remove SH5 division strategies.
3896 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
3897 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
3899 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3901 * config/s390/s390.c (s390_rtx_costs): Update documentation.
3903 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3905 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
3906 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
3908 * config/s390/vector.md ("mov<mode>"): Likewise.
3910 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
3912 * config/s390/constraints.md ("U", "W"): Invoke
3913 s390_mem_constraint with "ZR" and "ZT".
3914 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
3915 addresses when using LRA. Accept also short displacements for S
3916 and T constraints. Do not check for long displacement target for
3917 S and T constraints.
3918 (s390_mem_constraint): Remove handling of U and W constraints.
3919 * config/s390/s390.md (various patterns): Remove the short
3920 displacement constraints (Q and R) if a long displacement
3921 constraint is present. Add longdisp as required CPU capability.
3922 * config/s390/vector.md: Likewise.
3923 * config/s390/vx-builtins.md: Likewise.
3925 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3928 * reload1.c (reload): Call finish_spills before
3929 restarting reload loop. Skip select_reload_regs
3930 if update_eliminables_and_spill returns true.
3932 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
3934 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
3935 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
3936 (umulhisi3_imm): Update predicates and constraint letters.
3937 (umulhisi3_reg): Declare instruction as commutative.
3938 * config/arc/constraints.md (J12, J16): New constraints.
3939 * config/arc/predicates.md (short_unsigned_const_operand): New
3941 (arc_short_operand): Likewise.
3942 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
3944 2016-04-29 Richard Biener <rguenther@suse.de>
3946 PR tree-optimization/13962
3947 PR tree-optimization/65686
3948 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
3949 * tree-ssa-alias.c (ptrs_compare_unequal): New function
3950 using PTA to compare pointers.
3951 * match.pd: Add pattern for pointer equality compare simplification
3952 using ptrs_compare_unequal.
3954 2016-04-29 Richard Biener <rguenther@suse.de>
3956 * stor-layout.c (layout_type): Do not build a pointer-to-element
3959 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
3961 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
3962 Use SWI mode iterator. Use general_reg_operand predicate.
3963 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
3964 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
3967 2016-04-29 Jakub Jelinek <jakub@redhat.com>
3970 * fold-const.c (operand_equal_p): Don't verify hash value equality
3972 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
3975 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3978 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
3979 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
3980 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
3981 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
3982 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
3984 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3986 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
3987 to info. Don't initialize separate fields to 0. Clean up
3990 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3992 * config/i386/i386.md (peephole2s for operations with memory inputs):
3993 Use SWI mode iterator.
3994 (peephole2s for operations with memory outputs): Ditto.
3995 Do not check for stack checking probe.
3997 (probe_stack): Remove expander.
3999 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4000 Andrew Burgess <andrew.burgess@embecosm.com>
4002 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4003 operands as 32-bits.
4005 2016-04-28 Jason Merrill <jason@redhat.com>
4007 * gdbinit.in: Skip line-map.h.
4009 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4010 Andrew Burgess <andrew.burgess@embecosm.com>
4012 * config/arc/arc.c (arc_conditional_register_usage): Take
4013 TARGET_RRQ_CLASS into account.
4014 (arc_print_operand): Support printing 'p' and 's' operands.
4015 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4017 (TARGET_RRQ_CLASS): Define.
4018 (IS_POWEROF2_OR_0_P): Define.
4019 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4021 (*tst_movb): New define_insn.
4022 (*tst): Avoid recognition if it could prevent '*tst_movb'
4023 combination; replace c/CnL with c/Chs alternative.
4024 (*tst_bitfield_tst): New define_insn.
4025 (*tst_bitfield_asr): New define_insn.
4026 (*tst_bitfield): New define_insn.
4027 (andsi3_i): Add Rrq variant.
4028 (extzv): New define_expand.
4029 (insv): New define_expand.
4030 (*insv_i): New define_insn.
4031 (*movb): New define_insn.
4032 (*movb_signed): New define_insn.
4033 (*movb_high): New define_insn.
4034 (*movb_high_signed): New define_insn.
4035 (*movb_high_signed + 1): New define_split pattern.
4036 (*mrgb): New define_insn.
4037 (*mrgb + 1): New define_peephole2 pattern.
4038 (*mrgb + 2): New define_peephole2 pattern.
4039 * config/arc/arc.opt (mbitops): New option for nps400, uses
4040 TARGET_NPS_BITOPS_DEFAULT.
4041 * config/arc/constraints.md (q): Make register class conditional.
4042 (Rrq): New register constraint.
4043 (Chs): New constraint.
4044 (Clo): New constraint.
4045 (Chi): New constraint.
4046 (Cbf): New constraint.
4047 (Cbn): New constraint.
4048 (C18): New constraint.
4049 (Cbi): New constraint.
4051 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4053 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4055 (bitmap_intersection_of_preds): Ditto.
4056 (bitmap_union_of_succs): Ditto.
4057 (bitmap_union_of_preds): Ditto.
4058 * sbitmap.c (do_popcount): Delete.
4059 (BITMAP_DEBUGGING): Delete.
4060 (sbitmap_verify_popcount): Delete.
4061 (sbitmap_alloc): Don't initialize the popcount field.
4062 (sbitmap_alloc_with_popcount): Delete.
4063 (sbitmap_resize): Don't resize the popcount array.
4064 (sbitmap_vector_alloc): Don't initialize the popcount field.
4065 (bitmap_copy): Don't copy the popcount array.
4066 (bitmap_clear): Don't clear the popcount array.
4067 (bitmap_clear): Delete the popcount array handling.
4068 (bitmap_ior_and_compl): Delete the popcount assert.
4069 (bitmap_not): Ditto.
4070 (bitmap_and_compl): Ditto.
4071 (bitmap_and): Delete the popcount array handling.
4072 (bitmap_xor): Ditto.
4073 (bitmap_ior): Ditto.
4074 (bitmap_or_and): Delete the popcount assert.
4075 (bitmap_and_or): Ditto.
4076 (popcount_table): Delete.
4077 (sbitmap_elt_popcount): Delete.
4078 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4079 (bitmap_set_bit): Delete the popcount assert.
4080 (bitmap_clear_bit): Ditto.
4081 (sbitmap_free): Don't free the popcount array.
4082 (sbitmap_alloc_with_popcount): Delete declaration.
4083 (sbitmap_popcount): Ditto.
4085 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4086 Andrew Burgess <andrew.burgess@embecosm.com>
4088 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4089 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4090 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4091 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4092 * config/arc/arc.opt (mcmem): New option.
4093 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4094 supply length for r/m alternative.
4095 (*extendqisi2_ac): Likewise.
4096 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4098 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4099 (movhi_insn): Likewise.
4100 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4101 (*zero_extendqihi2_i): Add r/Ucm alternative.
4102 (*zero_extendqisi2_ac): Likewise.
4103 (*zero_extendhisi2_i): Likewise.
4104 * config/arc/constraints.md (Uex): New memory constraint.
4105 (Ucm): New define_constraint.
4106 * config/arc/predicates.md (long_immediate_loadstore_operand):
4107 Return 0 for MEM with cmem_address address.
4108 (cmem_address_0): New predicates.
4109 (cmem_address_1): Likewise.
4110 (cmem_address_2): Likewise.
4111 (cmem_address): Likewise.
4113 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4115 * config/rs6000/rs6000.c (machine_function): Rename
4116 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4117 (rs6000_stack_info): Adjust.
4119 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4120 Andrew Burgess <andrew.burgess@embecosm.com>
4122 * config/arc/constraints.md (Usd): Convert to define_constraint.
4126 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4129 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4130 Add new peephole2 where the first insn is *mov<mode>_or instead of
4131 *mov<mode>_internal.
4133 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4135 * tracer.c (bb_seen): Make static.
4137 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4139 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4140 support, setup defaults.
4141 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4142 * config/arc/arc.c (arc_init): Add NPS400 support.
4143 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4144 (TARGET_ARC700): NPS400 is also an ARC700.
4145 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4147 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4150 * config/nds32/nds32.md (casesi): Don't access the operands array
4153 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4155 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4156 (or $-1,reg peephole2): Ditto.
4157 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4159 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4161 * doc/extend.texi (Common Function Attributes) [optimize]:
4162 Discourage use of the optimize attribute.
4164 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4166 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4167 special case builtin.
4168 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4169 ALTIVEC_BUILTIN_VEC_ADDE.
4170 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4171 support for ALTIVEC_BUILTIN_VEC_ADDE.
4172 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4173 for __builtin_vec_adde.
4175 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4177 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4178 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4180 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4183 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4184 attributes): Document cilkplus_runtime.
4186 2016-04-28 Martin Jambor <mjambor@suse.cz>
4188 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4189 this function. Call verify_expr on MEM_REFs and bases of other
4192 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4194 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4195 for WORD_REGISTER_OPERATIONS to runtime check.
4197 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4199 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4201 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4203 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4204 big-endian compilation.
4205 * config/arc/arc.md (addf3): Likewise.
4209 2016-04-28 Richard Biener <rguenther@suse.de>
4211 PR tree-optimization/70840
4212 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4213 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4214 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4215 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4217 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4219 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4220 and explain why in a comment.
4222 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4224 * config/arc/arc.md (cpu_facility): Add fpx variant.
4225 (subdf3): Prohibit use reverse sub when assist operations option
4227 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4228 instructions only when FPX is enabled.
4229 * testsuite/gcc.target/arc/trsub.c: New test.
4231 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4233 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4234 mult_operator when calculating "type" attribute.
4235 (*fop_<mode>_1_i387): Ditto.
4236 (*fop_xf_1_i387): Ditto.
4237 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4238 Use std::swap to swap operands. Use RTL expressions to generate
4241 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4242 Joern Rennecke <joern.rennecke@embecosm.com>
4244 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4246 (emit_pic_move): Remove.
4247 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4248 * config/arc/arc.c (emit_pic_move): Removed.
4249 (TARGET_HAVE_TLS): Define.
4250 (arc_conditional_register_usage): Test for arc_tp_regno.
4251 (arc_print_operand, arc_print_operand_address): Handle TLS
4253 (arc_needs_pcl_p): New function.
4254 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4255 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4256 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4257 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4258 (arc_legitimize_tls_address): Likewise.
4259 (DTPOFF_ZERO_SYM): Define.
4260 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4261 (arc_output_pic_addr_const): Print TLS unspecs.
4262 (prepare_pic_move): New function, replaces emit_pic_move.
4263 (arc_legitimate_constant_p): Handle TLS unspecs.
4264 (arc_legitimate_address_p): Likewise.
4265 (arc_rewrite_small_data_p): Use assert for TLS constants.
4266 (prepare_move_operands): Use prepare_pic_move.
4267 (arc_legitimize_address): Legitimize tls addresses.
4268 (arc_epilogue_uses): Check for arc_tp_regno.
4269 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4270 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4272 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4274 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4275 %(arc_tls_extra_start_spec).
4276 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4277 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4279 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4280 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4281 (UNSPEC_TLS_OFF): Add.
4283 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4284 (get_thread_pointersi): New patterns.
4285 * config/arc/arc.opt (mtp-regno): New option.
4286 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4287 (move_dest_operand): Likewise.
4288 * configure: Regenerate.
4289 * configure.ac: Add arc*-*-* case to test for tls.
4290 * doc/invoke.texi (ARC options): Document mtp-regno.
4292 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4294 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4295 the new ARC HS SIMD instructions.
4296 (arc_preferred_simd_mode): New function.
4297 (arc_autovectorize_vector_sizes): Likewise.
4298 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4299 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4300 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4301 (arc_init_builtins): Add new SIMD builtin types.
4302 (arc_split_move): Handle 64 bit vector moves.
4303 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4304 (TARGET_PLUS_QMACW): Define.
4305 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4306 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4307 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4308 (VSUBADD4H): New builtins.
4309 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4310 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4312 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4313 Matthias Klose <doko@debian.org>
4315 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4317 2016-04-28 Richard Biener <rguenther@suse.de>
4320 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4323 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4325 * common/config/sh/sh-common.c: Remove SH5 support.
4326 * config/sh/constraints.md: Likewise.
4327 * config/sh/config/sh/elf.h: Likewise.
4328 * config/sh/linux.h: Likewise.
4329 * config/sh/netbsd-elf.h: Likewise.
4330 * config/sh/predicates.md: Likewise.
4331 * config/sh/sh-c.c: Likewise.
4332 * config/sh/sh-protos.h: Likewise.
4333 * config/sh/sh.c: Likewise.
4334 * config/sh/sh.h: Likewise.
4335 * config/sh/sh.md: Likewise.
4336 * config/sh/sh.opt: Likewise.
4337 * config/sh/sync.md: Likewise.
4338 * config/sh/sh64.h: Delete.
4339 * config/sh/shmedia.h: Likewise.
4340 * config/sh/shmedia.md: Likewise.
4341 * config/sh/sshmedia.h: Likewise.
4342 * config/sh/t-netbsd-sh5-64: Likewise.
4343 * config/sh/t-sh64: Likewise.
4344 * config/sh/ushmedia.h: Likewise.
4346 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4348 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4349 general_reg_operand instead of register_operand predicate.
4351 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4353 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4355 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4357 * match.pd (A - B > A, A + B < A): New transformations.
4359 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4361 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4362 which defaults to true. Emit an outer pair of parentheses only if
4363 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4364 don't emit parentheses for the right-hand operand.
4366 2016-04-27 Jeff Law <law@redhat.com>
4368 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4370 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4372 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4373 (altivec_lvx_<mode>_internal): Document.
4374 (altivec_lvx_<mode>_2op): New define_insn.
4375 (altivec_lvx_<mode>_1op): Likewise.
4376 (altivec_lvx_<mode>_2op_si): Likewise.
4377 (altivec_lvx_<mode>_1op_si): Likewise.
4378 (altivec_stvx_<mode>): Remove.
4379 (altivec_stvx_<mode>_internal): Document.
4380 (altivec_stvx_<mode>_2op): New define_insn.
4381 (altivec_stvx_<mode>_1op): Likewise.
4382 (altivec_stvx_<mode>_2op_si): Likewise.
4383 (altivec_stvx_<mode>_1op_si): Likewise.
4384 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4385 Expand vec_ld and vec_st during parsing.
4386 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4388 (altivec_expand_stvx_be): Likewise.
4389 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4390 address-masking behavior in RTL.
4391 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4392 address-masking behavior in RTL.
4393 (altivec_expand_builtin): Change builtin code arguments for calls
4394 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4395 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4396 presence of lvx/stvx patterns.
4397 (alignment_with_canonical_addr): New function.
4398 (alignment_mask): Likewise.
4399 (find_alignment_op): Likewise.
4400 (recombine_lvx_pattern): Likewise.
4401 (recombine_stvx_pattern): Likewise.
4402 (recombine_lvx_stvx_patterns): Likewise.
4403 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4404 stvx patterns from expand.
4405 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4407 (vector_altivec_store_<mode>): Likewise.
4409 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4411 * config/aarch64/aarch64.md
4412 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4413 remove the "fp" attributes.
4414 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4415 add the "simd" attributes.
4416 (*movdf_aarch64): Likewise.
4417 (*movtf_aarch64): Remove the "fp" attributes.
4418 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4419 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4421 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4423 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4424 rtx to rtx_code_label *.
4425 * rtl.h (maybe_set_first_label_num): Likewise.
4427 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4429 * df-core.c (df_add_problem): Make the problem param be const.
4430 (df_remove_problem): Make local "problem" be const.
4431 * df-problems.c (problem_RD): Make const.
4432 (problem_LR): Likewise.
4433 (problem_LIVE): Likewise.
4434 (problem_MIR): Likewise.
4435 (problem_CHAIN): Likewise.
4436 (problem_WORD_LR): Likewise.
4437 (problem_NOTE): Likewise.
4438 (problem_MD): Likewise.
4439 * df-scan.c (problem_SCAN): Likewise.
4440 * df.h (struct df_problem): Make field "dependent_problem" be
4442 (struct dataflow): Likewise for field "problem".
4443 (df_add_problem): Make param const.
4445 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4447 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4448 inter-unit moves to/from vector registers are enabled. Do not disable
4451 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4453 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4454 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4456 (enum df_problem_id): ...this new enum.
4457 (struct df_problem): Convert field "id" from "int" to
4460 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4462 * rtl.def: Update comment for "things in the instruction chain" to
4463 reflect the removal of the leading "i" field for INSN_UID in
4464 r210360. Fix bogus apostrophe.
4466 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4468 * config/i386/i386.md
4469 (lea arith with mem operand + setcc peephole2): Set operator mode.
4471 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4474 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4475 (dimode_scalar_to_vector_candidate_p): This.
4476 (timode_scalar_to_vector_candidate_p): New function.
4477 (scalar_to_vector_candidate_p): Likewise.
4478 (timode_check_non_convertible_regs): Likewise.
4479 (timode_remove_non_convertible_regs): Likewise.
4480 (remove_non_convertible_regs): Likewise.
4481 (remove_non_convertible_regs): Renamed to ...
4482 (dimode_remove_non_convertible_regs): This.
4483 (scalar_chain::~scalar_chain): Make it virtual.
4484 (scalar_chain::compute_convert_gain): Make it pure virtual.
4485 (scalar_chain::mark_dual_mode_def): Likewise.
4486 (scalar_chain::convert_insn): Likewise.
4487 (scalar_chain::convert_registers): Likewise.
4488 (scalar_chain::add_to_queue): Make it protected.
4489 (scalar_chain::emit_conversion_insns): Likewise.
4490 (scalar_chain::replace_with_subreg): Likewise.
4491 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4492 (scalar_chain::convert_op): Likewise.
4493 (scalar_chain::convert_reg): Likewise.
4494 (scalar_chain::make_vector_copies): Likewise.
4495 (scalar_chain::convert_registers): New pure virtual function.
4496 (class dimode_scalar_chain): New class.
4497 (class timode_scalar_chain): Likewise.
4498 (scalar_chain::mark_dual_mode_def): Renamed to ...
4499 (dimode_scalar_chain::mark_dual_mode_def): This.
4500 (timode_scalar_chain::mark_dual_mode_def): New function.
4501 (timode_scalar_chain::convert_insn): Likewise.
4502 (dimode_scalar_chain::convert_registers): Likewise.
4503 (scalar_chain::compute_convert_gain): Renamed to ...
4504 (dimode_scalar_chain::compute_convert_gain): This.
4505 (scalar_chain::replace_with_subreg): Renamed to ...
4506 (dimode_scalar_chain::replace_with_subreg): This.
4507 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4508 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4509 (scalar_chain::make_vector_copies): Renamed to ...
4510 (dimode_scalar_chain::make_vector_copies): This.
4511 (scalar_chain::convert_reg): Renamed to ...
4512 (dimode_scalar_chain::convert_reg ): This.
4513 (scalar_chain::convert_op): Renamed to ...
4514 (dimode_scalar_chain::convert_op): This.
4515 (scalar_chain::convert_insn): Renamed to ...
4516 (dimode_scalar_chain::convert_insn): This.
4517 (scalar_chain::convert): Call convert_registers.
4518 (convert_scalars_to_vector): Change to scalar_chain pointer to
4519 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4520 in 32-bit mode. Delete scalar_chain pointer. Call
4521 free_dominance_info in 64-bit mode.
4522 (pass_stv::gate): Remove TARGET_64BIT check.
4523 (ix86_option_override): Put the 64-bit STV pass before the CSE
4526 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4528 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4529 dw_loc_frame_offset field.
4530 * dwarf2out.c (new_loc_descr): Likewise.
4531 (resolve_args_picking_1): Turn the VISITED hash set into a
4532 FRAME_OFFSET hash map. Use it to associate a frame offset to
4533 visited nodes. Remove uses of the CHECKING_P macro.
4534 (resolve_args_picking): Update call to resolve_args_picking_1.
4536 2016-04-27 Martin Liska <mliska@suse.cz>
4538 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4539 (free_loop_data): Release vuses of groups.
4541 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4543 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4544 instead of redundant use_id and boolean have_use_for.
4545 (struct iv_use): Change sub_id into group_id. Remove field next.
4546 Move fields: related_cands, n_map_members, cost_map and selected
4548 (struct iv_group): ... here. New structure.
4549 (struct iv_common_cand): Use structure declaration directly.
4550 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4551 (MAX_CONSIDERED_USES): Rename macro to ...
4552 (MAX_CONSIDERED_GROUPS): ... here.
4553 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4554 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4555 (dump_uses): Rename to ...
4556 (dump_groups): ... here. Update all uses.
4557 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4558 (find_induction_variables): Refactor format of dump information.
4559 (record_sub_use): Delete.
4560 (record_use): Update all uses.
4561 (record_group): New function.
4562 (record_group_use, find_interesting_uses_op): Call above functions.
4564 (find_interesting_uses_cond): Ditto.
4565 (group_compare_offset): New function.
4566 (split_all_small_groups): Rename to ...
4567 (split_small_address_groups_p): ... here. Update all uses.
4568 (split_address_groups): Update all uses.
4569 (find_interesting_uses): Refactor format of dump information.
4570 (add_candidate_1): Update all uses. Remove redundant check on iv,
4572 (add_candidate, record_common_cand): Remove redundant assert.
4573 (add_iv_candidate_for_biv): Update use.
4574 (add_iv_candidate_derived_from_uses): Update all uses.
4575 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4576 (alloc_use_cost_map): Ditto.
4577 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4578 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4579 (determine_use_iv_cost_generic): Ditto.
4580 (determine_group_iv_cost_generic): Ditto.
4581 (determine_use_iv_cost_address): Ditto.
4582 (determine_group_iv_cost_address): Ditto.
4583 (determine_use_iv_cost_condition): Ditto.
4584 (determine_group_iv_cost_cond): Ditto.
4585 (determine_use_iv_cost): Ditto.
4586 (determine_group_iv_cost): Ditto.
4587 (set_autoinc_for_original_candidates): Update all uses.
4588 (find_iv_candidates): Update all uses. Refactor dump information.
4589 (determine_use_iv_costs): Ditto.
4590 (determine_iv_costs): Ditto.
4591 (iv_ca_cand_for_use): Rename to ...
4592 (iv_ca_cand_for_group): ... here. Update all uses.
4593 (iv_ca_add_use, iv_ca_add_group): Ditto.
4594 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4595 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4596 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4597 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4598 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4599 (create_new_iv, adjust_iv_update_pos): Ditto.
4600 (rewrite_use_address): Delete.
4601 (rewrite_use_address_1): Rename to ...
4602 (rewrite_use_address): ... here.
4603 (rewrite_use_compare): Update all uses.
4604 (rewrite_use): Delete.
4605 (rewrite_uses): Rename to ...
4606 (rewrite_groups): ... here. Update all uses.
4607 (remove_unused_ivs, free_loop_data): Update all uses.
4608 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4610 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4612 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4613 for WORD_REGISTER_OPERATIONS to runtime check.
4615 2016-04-27 Richard Biener <rguenther@suse.de>
4618 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4619 aggregate_value_p to determine if a function result is
4620 returned by reference.
4621 (ipa_pta_execute): Functions having their address taken are
4622 not automatically nonlocal.
4624 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4627 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4628 * fold-const.c (operand_equal_p): If flag_checking and
4629 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4630 and if it returns non-zero, assert iterative_hash_expr on both
4633 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4635 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4637 2016-04-27 Nick Clifton <nickc@redhat.com>
4640 * varasm.c (merge_weak): Generate an error if an attempt is made
4641 to convert a non-weak static function into a weak, public function.
4643 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4645 * params.def (MAX_PARTITION_SIZE): New param.
4646 * doc/invoke.texi: Document lto-max-partition.
4648 2016-04-27 Richard Biener <rguenther@suse.de>
4651 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4652 function cummulating used_from_other_partition, externally_visible
4653 and force_output from aliases.
4654 (refered_from_nonlocal_var): Likewise.
4655 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4656 node flags properly.
4658 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4660 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4661 (-Wmemset-elt-size): New item.
4663 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4666 * stor-layout.h (internal_reference_types): Delete.
4667 * stor-layout.c (reference_types_internal): Likewise.
4668 (internal_reference_types): Likewise.
4669 (layout_type) <REFERENCE_TYPE>: Adjust.
4671 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4674 * tree.h (inchash::add_expr): Add FLAGS argument.
4675 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4676 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4677 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4678 Formatting fix. Adjust recursive calls. For tcc_comparison,
4679 if swap_tree_comparison (code) is smaller than code, hash that
4680 and arguments in the other order. Hash CONVERT_EXPR the same
4681 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4682 of ADDR_EXPR of decl as the decl itself. Add or remove
4683 OEP_ADDRESS_OF from recursive flags as needed. For
4684 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4685 operands commutatively and only the third one normally.
4686 For internal CALL_EXPR hash in CALL_EXPR_IFN.
4688 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4690 * config/rtems.h (LIB_SPEC): Add -latomic.
4692 2016-04-27 Joel Sherrill <joel@rtems.org>
4694 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4695 xilink.ld and flags not relevant to RTEMS.
4697 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4699 * toplev.c (backend_init_target): Avoid calling init_reload when using
4702 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4704 * reorg.c (try_merge_delay_insns): Declare i and j inside the
4705 for loops rather than one for the whole function.
4707 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4709 * match.pd (X + CST CMP X): New transformation.
4711 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
4713 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
4714 * fold-const.c (fold_binary_loc): Remove 2 transformations
4715 superseded by match.pd.
4716 * match.pd (x+x -> x*2): Generalize to integers.
4718 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
4720 * config/i386/i386.md (operation on memory peephole): Duplicate an
4721 existing peephole and adapt it to match lea rather than an operation
4724 PR rtl-optimization/57193
4725 * opts.c (default_options_table): Add OPT_frename_registers at -O2
4727 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
4729 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4731 * tree-if-conv.c (any_pred_load_store): New static variable.
4732 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
4733 any_pred_load_store instead of and_mask_load_store.
4734 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
4735 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
4736 (combine_blocks, tree_if_conversion): Ditto.
4738 2016-04-26 Bin Cheng <bin.cheng@arm.com>
4740 PR tree-optimization/70771
4741 PR tree-optimization/70775
4742 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
4743 virtual PHI nodes. Delete parameter.
4744 (if_convertible_loop_p_1): Delete argument to above function.
4745 (predicate_all_scalar_phis): Delete code handling single-argument
4747 (tree_if_conversion): Mark and update virtual SSA.
4749 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4752 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
4753 (x86_elf_aligned_common): Rename to ...
4754 (x86_elf_aligned_decl_common): ... this.
4755 Add decl arg. Switch to .lbss for largecomm object. Use
4756 LARGECOMM_SECTION_ASM_OP.
4757 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
4759 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
4760 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
4762 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4763 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
4765 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4768 * config/i386/i386.c (SECTION_LARGE): Define.
4769 (x86_64_elf_select_section): Set it for large data/bss sections.
4770 Only clear SECTION_WRITE for .lrodata.
4771 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
4773 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
4774 * varasm.c (default_elf_asm_named_section): Grow flagchars.
4775 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
4777 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
4778 * doc/tm.texi: Regenerate.
4780 2016-04-26 Jakub Jelinek <jakub@redhat.com>
4783 * configure.ac (--enable-checking): Document extra flag, for
4784 non-release builds default to --enable-checking=yes,extra.
4785 If misc checking and extra checking, define CHECKING_P to 2 instead
4787 * common.opt (fchecking=): Add.
4788 * doc/invoke.texi (-fchecking=): Document.
4789 * doc/install.texi: Document --enable-checking changes.
4790 * configure: Regenerated.
4791 * config.in: Regenerated.
4793 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4795 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
4796 attribute instead of which_alternative.
4797 * config/i386/sse.md (*mov<mode>_internal): Ditto.
4798 Use EXT_REX_SSE_REG_P where appropriate.
4800 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4802 * config/i386/predicates.md (const0_operand): Do not match
4803 const_wide_int code.
4804 (const1_operand): Ditto.
4806 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4808 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
4809 for SSE constm1 operands and TARGET_AVX512VL.
4810 (*movti_internal): Ditto.
4811 (*mov<mode>_or): Use constm1_operand predicate.
4812 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
4813 for SSE vector_all_ones operands and TARGET_AVX512VL.
4814 * config/i386/predicates.md (constm1_operand): New predicate.
4815 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
4816 emission of constant -1 load.
4818 2016-04-25 Jason Merrill <jason@redhat.com>
4820 * gdbinit.in: Skip is-a.h.
4822 * attribs.c (register_scoped_attributes): Fix logic.
4823 * attribs.h: Declare register_scoped_attributes.
4825 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4827 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4828 stxvd2x and stxvw4x built-in functions.
4830 2016-04-25 DJ Delorie <dj@redhat.com>
4832 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
4833 (ashrhi3): Likewise.
4834 (lshrhi3): Likewise.
4836 2016-04-25 Richard Biener <rguenther@suse.de>
4838 PR tree-optimization/70780
4839 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4841 (compute_antic): Mark blocks with abnormal preds as visited as
4842 they have a final empty antic-in solution already.
4844 2016-04-25 Michael Collison <michael.collison@linaro.org>
4846 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
4848 2016-04-25 Michael Collison <michael.collison@linaro.org>
4850 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
4851 mode is VQI to improve mixed mode vectorization.
4852 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
4853 define_insn to match low half of signed vaddw.
4854 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
4855 define_insn to match high half of signed vaddw.
4856 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
4857 define_insn to match low half of unsigned vaddw.
4858 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
4859 define_insn to match high half of unsigned vaddw.
4860 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
4861 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4862 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
4864 (arm_simd_check_vect_par_cnst_half_p): Likewise.
4865 * config/arm/predicates.md (vect_par_constant_high): Support
4866 big endian and simplify by calling
4867 arm_simd_check_vect_par_cnst_half
4868 (vect_par_constant_low): Likewise.
4870 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
4872 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
4873 predicate for operand 2.
4875 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
4876 H.J. Lu <hongjiu.lu@intel.com>
4878 * config/i386/i386-protos.h (standard_sse_constant_p): Add
4879 machine_mode argument.
4880 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
4881 constm1_rtx operands. For VOIDmode constants, get mode from
4882 pred_mode. Check mode size if the mode is supported by ABI.
4883 (standard_sse_constant_opcode): Do not use standard_constant_p.
4884 Strictly check ABI support for all-ones operands.
4885 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
4886 immediates. Update calls to standard_sse_constant_p.
4887 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
4888 (ix86_rtx_costs): Ditto.
4889 * config/i386/i386.md (*movxi_internal_avx512f): Use
4890 nonimmediate_or_sse_const_operand instead of vector_move_operand.
4891 Use (v,BC) alternative instead of (v,C). Use register_operand
4892 checks instead of MEM_P.
4893 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
4894 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
4895 isa attribute. Use register_operand checks instead of MEM_P.
4896 (*movti_internal): Use nonimmediate_or_sse_const_operand for
4897 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
4898 alternative and corresponding sse2 isa attribute.
4899 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
4900 to standard_sse_constant_p.
4901 (FP constant splitters): Ditto.
4902 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
4904 * config/i386/predicates.md (constm1_operand): Remove.
4905 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
4906 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
4907 vector_all_ones_operand instead of constm1_operand.
4909 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4911 * print-rtl.c (print_rtx_insn_vec): New function.
4912 * print-rtl.h: New prototype.
4913 * store-motion.c (struct st_expr): Make avail_stores a vector.
4914 (st_expr_entry): Adjust.
4915 (free_st_expr_entry): Likewise.
4916 (print_store_motion_mems): Likewise.
4917 (find_moveable_store): Likewise.
4918 (compute_store_table): Likewise.
4919 (delete_store): Likewise.
4920 (build_store_vectors): Likewise.
4922 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4924 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
4926 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4928 * vec.h (vec_safe_contains): New function.
4929 (vec::contains): Likewise.
4930 (vec::begin): Likewise.
4931 (vec::end): Likewise.
4933 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4936 * cfgexpand.c (expand_stack_vars): Fix typo.
4938 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4940 * system.h (list, map, set, vector): Include conditionally.
4941 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4942 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4943 * ipa-icf.c (INCLUDE_LIST): Define.
4944 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4945 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4946 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4947 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4948 * cp/logic.cc (INCLUDE_LIST): Define.
4949 * fortran/trans-common.c (INCLUDE_MAP): Define.
4951 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4953 * auto-profile.c: Remove <string.h> include.
4954 * ipa-icf-gimple.c: Remove <list> include.
4955 * diagnostic.c: Remove <new> include.
4956 * genmatch.c: Likewise.
4957 * pretty-print.c: Likewise.
4958 * toplev.c: Likewise
4959 * c/c-objc-common.c: Likewise.
4960 * cp/error.c: Likewise.
4961 * fortran/error.c: Likewise.
4963 2016-04-22 Richard Biener <rguenther@suse.de>
4965 * lto-streamer-in.c (input_ssa_names): Do not allocate
4966 GIMPLE_NOP for all SSA names.
4967 * lto-streamer-out.c (output_ssa_names): Do not output
4968 SSA names that should have been released.
4970 2016-04-22 Richard Biener <rguenther@suse.de>
4972 PR tree-optimization/70740
4973 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
4976 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4979 * config/i386/predicates.md (call_insn_operand): Replace
4980 sibcall_memory_operand with memory_operand.
4982 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
4984 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
4985 has_single_use() tests.
4986 (register_edge_assert_for_1): Likewise.
4987 (find_assert_locations_1): Check the liveness bitmap instead of
4988 checking has_single_use().
4990 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
4993 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4994 Extract AVX-512BW constraint from AVX.
4996 2016-04-21 Richard Biener <rguenther@suse.de>
4998 PR tree-optimization/70725
4999 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5000 for phi_convertible_by_degenerating_args.
5001 (predicate_all_scalar_phis): Handle single-argument PHIs.
5003 2016-04-21 Richard Biener <rguenther@suse.de>
5006 * fold-const.c (fold_comparison): Return properly typed
5009 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5011 PR tree-optimization/70715
5012 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5013 after expanding BASE using expand_simple_operations.
5015 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5017 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5018 New transformations.
5020 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5022 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5024 2016-04-20 Jan Hubicka <jh@suse.cz>
5026 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5027 ultiimate_alias_target.
5028 (update_callee_keys): Likewise.
5029 (lookup_recursive_calls): Likewise.
5030 (speculation_useful_p): Likewise.
5032 2016-04-20 Jan Hubicka <jh@suse.cz>
5035 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5036 (set_nothrow_flag_1): ... this; handle interposition correctly;
5037 recurse on aliases and thunks.
5038 (cgraph_node::set_nothrow_flag): New.
5039 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5040 functions compiled with non-call exceptions that binds to current
5042 (propagate_nothrow): Be safe WRT interposition.
5043 * cgraph.h (set_nothrow_flag): Update prototype.
5045 2016-04-18 Jan Hubicka <jh@suse.cz>
5047 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5048 max_loop_iterations_int.
5049 (tree_unswitch_outer_loop): Likewise.
5051 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5053 PR tree-optimization/69489
5054 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5055 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5056 Revise dump message.
5057 (if_convertible_bb_p): Remove check on edge count of basic block's
5060 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5062 PR tree-optimization/56625
5063 PR tree-optimization/69489
5064 * tree-data-ref.h (DR_INNERMOST): New macro.
5065 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5066 hashing struct innermost_loop_behavior.
5067 (ref_DR_map): Remove.
5068 (innermost_DR_map): New map.
5069 (baseref_DR_map): Revise comment.
5070 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5071 to innermost_DR_map accroding to its innermost loop behavior.
5072 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5073 to its innermost loop behavior.
5074 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5075 Add initialization for innermost_DR_map. Record memory reference
5076 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5077 have innermost loop behavior.
5078 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5081 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5083 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5084 *lea_general_1. Use explicit SWI12 mode interator.
5085 (*lea<mode>_general_2): Rename from *lea_general_2.
5086 Use explicit SWI12 mode interator.
5087 (*lea<mode>_general_3): Rename from *lea_general_3.
5088 Use explicit SWI12 mode interator.
5089 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5090 Use explicit SWI12 mode interator.
5091 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5092 Use explicit SWI48 mode interator.
5094 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5096 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5097 Short-cut unaligned load and store cases. Handle all integer
5099 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5100 and store cases. Call ix86_avx256_split_vector_move_misalign
5101 directly without checking mode class.
5103 2016-04-20 Andrew Pinski <apinski@cavium.com>
5104 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5107 * config/aarch64/aarch64.md (sibcall): Force call
5108 address to be DImode for ILP32.
5109 (sibcall_value): Likewise.
5111 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5113 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5115 2016-04-20 Richard Biener <rguenther@suse.de>
5117 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5118 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5119 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5120 (maybe_push_res_to_seq): Adjust.
5121 * gimple-fold.c (maybe_build_generic_op): Likewise.
5123 2016-04-20 Marek Polacek <polacek@redhat.com>
5125 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5128 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5130 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5131 use kmovw to support AVX512F target.
5133 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5135 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5137 2016-04-20 Marek Polacek <polacek@redhat.com>
5139 PR tree-optimization/70725
5140 * tree-if-conv.c (is_false_predicate): New function.
5141 (predicate_mem_writes): Use it.
5143 2016-04-20 Richard Biener <rguenther@suse.de>
5145 PR tree-optimization/70726
5146 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5147 shift amounts from a pattern stmt operand.
5149 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5152 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5153 stack_restore_from_fpr pattern when restoring r15.
5154 (s390_optimize_prologue): Strip away the memory barrier in the
5155 parallel when trying to get rid of restore insns.
5156 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5157 definition for loading the stack pointer from an FPR. Compared to
5158 the normal move insn this pattern includes a full memory barrier.
5160 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5163 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5164 implicitly linear or lastprivate iterator on the outer context.
5166 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5168 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5170 * config/i386/i386.md (ssememalign): Removed.
5171 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5173 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5176 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5177 const short * to __builtin_ia32_loaddquhi512_mask.
5178 (_mm512_maskz_loadu_epi16): Likewise.
5179 (_mm512_mask_storeu_epi16): Pass short * to
5180 __builtin_ia32_storedquhi512_mask.
5181 (_mm512_mask_loadu_epi8): Pass const char * to
5182 __builtin_ia32_loaddquqi512_mask.
5183 (_mm512_maskz_loadu_epi8): Likewise.
5184 (_mm512_mask_storeu_epi8): Pass char * to
5185 __builtin_ia32_storedquqi512_mask.
5186 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5187 const double * to __builtin_ia32_loadupd512_mask.
5188 (_mm512_mask_loadu_pd): Likewise.
5189 (_mm512_maskz_loadu_pd): Likewise.
5190 (_mm512_storeu_pd): Pass double * to
5191 __builtin_ia32_storeupd512_mask.
5192 (_mm512_mask_storeu_pd): Likewise.
5193 (_mm512_loadu_ps): Pass const float * to
5194 __builtin_ia32_loadups512_mask.
5195 (_mm512_mask_loadu_ps): Likewise.
5196 (_mm512_maskz_loadu_ps): Likewise.
5197 (_mm512_storeu_ps): Pass float * to
5198 __builtin_ia32_storeups512_mask.
5199 (_mm512_mask_storeu_ps): Likewise.
5200 (_mm512_mask_loadu_epi64): Pass const long long * to
5201 __builtin_ia32_loaddqudi512_mask.
5202 (_mm512_maskz_loadu_epi64): Likewise.
5203 (_mm512_mask_storeu_epi64): Pass long long *
5204 to __builtin_ia32_storedqudi512_mask.
5205 (_mm512_loadu_si512): Pass const int * to
5206 __builtin_ia32_loaddqusi512_mask.
5207 (_mm512_mask_loadu_epi32): Likewise.
5208 (_mm512_maskz_loadu_epi32): Likewise.
5209 (_mm512_storeu_si512): Pass int * to
5210 __builtin_ia32_storedqusi512_mask.
5211 (_mm512_mask_storeu_epi32): Likewise.
5212 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5213 char * to __builtin_ia32_storedquqi256_mask.
5214 (_mm_mask_storeu_epi8): Likewise.
5215 (_mm256_mask_loadu_epi16): Pass const short * to
5216 __builtin_ia32_loaddquhi256_mask.
5217 (_mm256_maskz_loadu_epi16): Likewise.
5218 (_mm_mask_loadu_epi16): Pass const short * to
5219 __builtin_ia32_loaddquhi128_mask.
5220 (_mm_maskz_loadu_epi16): Likewise.
5221 (_mm256_mask_loadu_epi8): Pass const char * to
5222 __builtin_ia32_loaddquqi256_mask.
5223 (_mm256_maskz_loadu_epi8): Likewise.
5224 (_mm_mask_loadu_epi8): Pass const char * to
5225 __builtin_ia32_loaddquqi128_mask.
5226 (_mm_maskz_loadu_epi8): Likewise.
5227 (_mm256_mask_storeu_epi16): Pass short * to.
5228 __builtin_ia32_storedquhi256_mask.
5229 (_mm_mask_storeu_epi16): Pass short * to.
5230 __builtin_ia32_storedquhi128_mask.
5231 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5232 const double * to __builtin_ia32_loadupd256_mask.
5233 (_mm256_maskz_loadu_pd): Likewise.
5234 (_mm_mask_loadu_pd): Pass onst double * to
5235 __builtin_ia32_loadupd128_mask.
5236 (_mm_maskz_loadu_pd): Likewise.
5237 (_mm256_mask_storeu_pd): Pass double * to
5238 __builtin_ia32_storeupd256_mask.
5239 (_mm_mask_storeu_pd): Pass double * to
5240 __builtin_ia32_storeupd128_mask.
5241 (_mm256_mask_loadu_ps): Pass const float * to
5242 __builtin_ia32_loadups256_mask.
5243 (_mm256_maskz_loadu_ps): Likewise.
5244 (_mm_mask_loadu_ps): Pass const float * to
5245 __builtin_ia32_loadups128_mask.
5246 (_mm_maskz_loadu_ps): Likewise.
5247 (_mm256_mask_storeu_ps): Pass float * to
5248 __builtin_ia32_storeups256_mask.
5249 (_mm_mask_storeu_ps): ass float * to
5250 __builtin_ia32_storeups128_mask.
5251 (_mm256_mask_loadu_epi64): Pass const long long * to
5252 __builtin_ia32_loaddqudi256_mask.
5253 (_mm256_maskz_loadu_epi64): Likewise.
5254 (_mm_mask_loadu_epi64): Pass const long long * to
5255 __builtin_ia32_loaddqudi128_mask.
5256 (_mm_maskz_loadu_epi64): Likewise.
5257 (_mm256_mask_storeu_epi64): Pass long long * to
5258 __builtin_ia32_storedqudi256_mask.
5259 (_mm_mask_storeu_epi64): Pass long long * to
5260 __builtin_ia32_storedqudi128_mask.
5261 (_mm256_mask_loadu_epi32): Pass const int * to
5262 __builtin_ia32_loaddqusi256_mask.
5263 (_mm256_maskz_loadu_epi32): Likewise.
5264 (_mm_mask_loadu_epi32): Pass const int * to
5265 __builtin_ia32_loaddqusi128_mask.
5266 (_mm_maskz_loadu_epi32): Likewise.
5267 (_mm256_mask_storeu_epi32): Pass int * to
5268 __builtin_ia32_storedqusi256_mask.
5269 (_mm_mask_storeu_epi32): Pass int * to
5270 __builtin_ia32_storedqusi128_mask.
5271 * config/i386/i386-builtin-types.def (PCSHORT): New.
5273 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5274 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5275 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5276 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5277 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5278 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5279 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5280 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5281 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5282 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5283 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5284 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5285 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5286 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5287 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5288 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5289 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5290 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5291 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5292 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5293 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5294 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5295 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5296 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5297 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5298 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5299 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5300 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5301 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5302 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5303 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5304 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5305 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5306 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5307 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5308 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5309 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5310 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5311 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5312 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5313 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5314 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5315 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5316 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5317 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5318 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5319 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5320 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5321 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5323 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5324 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5326 (ix86_expand_vector_move_misalign): Likewise.
5327 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5328 to scalar function prototype for unaligned load/store builtins.
5329 (ix86_expand_special_args_builtin): Updated.
5330 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5331 (UNSPEC_STOREU): Likewise.
5332 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5333 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5334 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5335 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5336 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5337 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5338 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5339 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5340 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5341 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5342 (<avx512>_storedqu<mode>_mask): Likewise.
5343 (*sse4_2_pcmpestr_unaligned): Likewise.
5344 (*sse4_2_pcmpistr_unaligned): Likewise.
5345 (*mov<mode>_internal): Renamed to ...
5346 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5347 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5348 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5349 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5351 2016-04-19 Richard Biener <rguenther@suse.de>
5353 PR tree-optimization/70171
5354 * tree-ssa-phiprop.c: Include stor-layout.h.
5355 (phiprop_insert_phi): Handle the aggregate copy case.
5356 (propagate_with_phi): Likewise.
5358 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5360 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5361 instead of simplify_gen_subreg (... , 0).
5362 (ix86_delegitimize_address): Ditto.
5363 (ix86_split_divmod): Ditto.
5364 (ix86_split_copysign_const): Ditto.
5365 (ix86_split_copysign_var): Ditto.
5366 (ix86_expand_args_builtin): Ditto.
5367 (ix86_expand_round_builtin): Ditto.
5368 (ix86_expand_special_args_builtin): Ditto.
5369 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5370 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5371 (udivmodqi4): Ditto.
5372 (absneg splitters): Ditto.
5373 (*jcc_bt<mode>_1): Ditto.
5375 2016-04-19 Richard Biener <rguenther@suse.de>
5377 PR tree-optimization/70724
5378 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5379 restoring out from ...
5380 (free_scc_vn): ... here.
5381 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5382 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5384 (pass_fre::execute): Restore SSA info.
5386 2016-04-19 Richard Biener <rguenther@suse.de>
5388 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5389 * gimple-walk.c (walk_gimple_op): Initialize it.
5390 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5391 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5392 remapping SSA names of defs.
5393 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5396 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5399 * lra-constraints.c (equiv_substition_p): New.
5400 (process_alt_operands): Use it.
5401 (swap_operands): Swap it.
5402 (curr_insn_transform): Update it.
5404 2016-04-18 Michael Matz <matz@suse.de>
5406 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5407 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5408 * tree-core.h (tree_type_common.align): Use bit-field.
5409 (tree_type_common.spare): New.
5410 (tree_decl_common.off_align): Make smaller.
5411 (tree_decl_common.align): Use bit-field.
5413 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5414 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5415 (scan_sharing_clauses): Ditto.
5416 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5417 (omp_finish_file): Ditto.
5418 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5419 (layout_decl): Ditto.
5420 (relayout_decl): Ditto.
5421 (finalize_record_size): Use SET_TYPE_ALIGN.
5422 (finalize_type_size): Ditto.
5423 (finish_builtin_struct): Ditto.
5424 (layout_type): Ditto.
5425 (initialize_sizetypes): Ditto.
5426 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5427 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5428 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5429 (get_chain_field): Ditto.
5430 (get_trampoline_type): Ditto.
5431 (get_nl_goto_field): Ditto.
5432 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5434 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5435 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5436 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5437 (build_qualified_type): Use SET_TYPE_ALIGN.
5438 (build_aligned_type, build_range_type_1): Ditto.
5439 (build_atomic_base): Ditto.
5440 (build_common_tree_nodes): Ditto.
5441 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5442 (expand_one_stack_var_at): Ditto.
5443 * coverage.c (build_var): Use SET_DECL_ALIGN.
5444 * except.c (init_eh): Ditto.
5445 * function.c (assign_parm_setup_block): Ditto.
5446 * symtab.c (increase_alignment_1): Ditto.
5447 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5448 * tree-vect-stmts.c (ensure_base_align): Ditto.
5449 * varasm.c (align_variable): Ditto.
5450 (assemble_variable): Ditto.
5451 (build_constant_desc): Ditto.
5452 (output_constant_def_contents): Ditto.
5454 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5455 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5456 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5457 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5458 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5460 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5463 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5464 replace %vmovsd with "%vmovq".
5465 (vec_concatv2df): Likewise.
5467 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5469 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5470 (*vec_extractv2si_0): Ditto.
5471 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5472 (zero_extended_scalar_load_operand splitters): Ditto.
5473 (vec_extract splitters): Ditto.
5474 (*vec_extractv4si_0_zext): Ditto.
5475 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5477 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5478 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5479 (*sse4_1_extractps): Use lowpart_subreg.
5480 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5482 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5484 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5486 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5487 Mention Solaris 11 packaging changes.
5488 Update gas and gld requirements.
5489 Remove reference to pre-Solaris 10 bug.
5490 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5492 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5495 2016-04-17 Jan Hubicka <jh@suse.cz>
5497 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5498 max_loop_iterations_int.
5500 2016-04-18 Richard Biener <rguenther@suse.de>
5502 PR tree-optimization/43434
5503 * tree-ssa-structalias.c (struct vls_data): New.
5504 (visit_loadstore): Handle all pointer-based accesses.
5505 (compute_dependence_clique): Compute a bitmap of restrict tags
5506 assigned bases and pass it to visit_loadstore.
5508 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5511 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5512 armv8.1-a and armv8.1-a+crc.
5514 2016-04-18 Richard Biener <rguenther@suse.de>
5516 PR tree-optimization/70701
5517 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5518 references after translating through a memcpy.
5520 2016-04-18 Richard Biener <rguenther@suse.de>
5522 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5523 (compute_antic): ... here. For partial antic use regular
5524 postorder and scrap iteration.
5525 (compute_partial_antic_aux): Remove unused return value.
5526 (init_pre): Do not allocate postorder.
5527 (fini_pre): Do not free postorder.
5529 2016-04-18 Richard Biener <rguenther@suse.de>
5532 * expmed.c (extract_bit_field_1): Remove broken case
5533 using a wider MODE_INT mode.
5535 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5537 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5538 unless compiling with at least GCC-4.8.
5540 2016-04-17 Jan Hubicka <jh@suse.cz>
5543 * graphite.c (graphite_finalize): Update call to
5544 tree_estimate_probability.
5545 * predict.h (tree_estimate_probability): Update prototype.
5547 2016-04-17 Jan Hubicka <jh@suse.cz>
5549 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5550 (tree_estimate_probability): Likewise.
5551 (pass_profile::execute): Update.
5552 (report_predictor_hitrates): New function.
5553 * profile.c (compute_branch_probabilities): Use it.
5554 * predict.h (report_predictor_hitrates): Declare.
5556 2016-04-17 Jan Hubicka <jh@suse.cz>
5559 * cgraph.h (cgraph_node::set_const_flag,
5560 cgraph_node::set_pure_flag): Update prototype to return bool;
5562 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5563 of interposable symbol are interposable, too.
5564 (cgraph_set_const_flag_1): Rename to ...
5565 (set_const_flag_1): ... this one; change to self recursive function
5566 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5567 clearnig the flag in all variants and also virtual thunks of const
5568 functions are pure; track if any change was done.
5569 (cgraph_node::set_const_flag): Update.
5570 (struct set_pure_flag_info): New struct.
5571 (cgraph_set_pure_flag_1): Rename to ...
5572 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5573 rather than pointer encoded flags; track if any changes was done;
5574 handle correctly clearning flag and setting flag of aliases already
5576 (cgraph_node::set_pure_flag): Update.
5577 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5579 2016-04-17 Tom de Vries <tom@codesourcery.com>
5582 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5585 2016-04-17 Tom de Vries <tom@codesourcery.com>
5587 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5588 '{}<> ' as escape-for-record.
5590 2016-04-17 Tom de Vries <tom@codesourcery.com>
5592 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5595 2016-04-17 Tom de Vries <tom@codesourcery.com>
5598 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5599 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5600 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5601 * passes.c (finish_optimization_passes): Only call
5602 finish_graph_dump_file if dfi->graph_dump_initialized.
5603 (execute_function_dump, pass_init_dump_file): Use
5604 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5606 2016-04-17 Tom de Vries <tom@codesourcery.com>
5608 PR tree-optimization/70256
5609 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5610 (debug_varmap): New function.
5612 2016-04-17 Tom de Vries <tom@codesourcery.com>
5615 * passes.c (pass_manager::register_pass): Propagate pflags.
5617 2016-04-17 Tom de Vries <tom@codesourcery.com>
5620 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5621 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5622 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5623 check if it's equal to p_start.
5624 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5626 2016-04-15 Jan Hubicka <jh@suse.cz>
5629 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5630 function does not bind to current def.
5631 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5632 handle conservatively calls to functions that does not need to bind
5634 (check_call): Update call of worse_state.
5635 (ignore_edge_for_nothrow): Update.
5636 (ignore_edge_for_pure_const): Likewise.
5637 (propagate_pure_const): Update calls to worse_state.
5638 (skip_function_for_local_pure_const): Reformat comments.
5640 2016-04-15 Jan Hubicka <jh@suse.cz>
5643 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5644 (cgraph_node::function_symbol): Likewise.
5645 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5646 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5647 (symtab_node::ultimate_alias_target): Add REF parameter.
5648 (symtab_node::binds_to_current_def_p): Declare.
5649 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5650 (cgraph_node::function_symbol): Likewise.
5651 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5652 (cgraph_node::get_availability): Likewise.
5653 (cgraph_edge::binds_to_current_def_p): New inline function.
5654 (varpool_node::get_availability): Add REF parameter.
5655 (varpool_node::ultimate_alias_target): Likewise.
5656 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5657 (symtab_node::binds_to_current_def_p): Likewise.
5658 * varpool.c (varpool_node::get_availability): Likewise.
5660 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5663 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5664 Fix mode size check.
5666 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5668 * BASE-VER: Set to 7.0.0.
5670 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5672 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5674 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5676 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5677 architecture revisions.
5679 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5681 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5682 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5683 * config/i386/i386.md (stack decrement to push peepholes): Guard
5684 with !x86_using_red_zone ().
5686 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5689 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
5690 to dump_generic_node.
5691 (NIY): Pass also flags to do_niy.
5693 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
5695 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
5696 (simd_clone_vector_of_formal_parm_types)
5697 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
5698 (simd_clone_mangle, simd_clone_create)
5699 (simd_clone_adjust_return_type, create_tmp_simd_array)
5700 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
5701 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
5702 (ipa_simd_modify_function_body, simd_clone_linear_addend)
5703 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
5704 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
5705 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
5706 * omp-simd-clone.c: ... this new file.
5707 (simd_clone_vector_of_formal_parm_types): Make it static.
5708 * Makefile.in (OBJS): Add omp-simd-clone.o.
5710 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5713 * config/i386/sse.md: Use proper memory operand modifiers.
5716 2016-04-15 Richard Biener <rguenther@suse.de>
5717 Alan Modra <amodra@gmail.com>
5719 PR tree-optimization/70130
5720 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
5721 when alignment stays not the same and no not use the realign
5724 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5727 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
5728 direct move handlers for KFmode. Change TFmode handlers test from
5729 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
5731 2016-04-14 Jakub Jelinek <jakub@redhat.com>
5734 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
5735 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
5736 (inlined_polymorphic_ctor_dtor_block_p): Use it.
5737 * tree-ssa-live.c (remove_unused_scope_block_p): When
5738 in_ctor_dtor_block, avoid discarding not just BLOCKs with
5739 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
5740 block_ultimate_origin is FUNCTION_DECL.
5741 (remove_unused_locals): If current_function_decl is
5742 polymorphic_ctor_dtor_p, pass initial true to
5743 remove_unused_scope_block_p' is_ctor_dtor_block.
5745 2016-04-14 Martin Sebor <msebor@redhat.com>
5750 * doc/extend.texi (Variable Length): Revert.
5752 2016-04-14 Marek Polacek <polacek@redhat.com>
5753 Jan Hubicka <hubicka@ucw.cz>
5756 * tree.c (verify_type): Disable the canonical type of main variant
5759 2016-04-14 Jason Merrill <jason@redhat.com>
5761 * cfgexpand.c, expr.c: Revert previous change.
5763 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
5766 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
5767 when building a mem ref for the incoming reduction variable.
5769 2016-04-14 Richard Biener <rguenther@suse.de>
5771 PR tree-optimization/70614
5772 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
5773 loop if the evolution dropped to chrec_dont_know.
5774 (interpret_condition_phi): Likewise.
5776 2016-04-14 Richard Biener <rguenther@suse.de>
5778 PR tree-optimization/70623
5779 * tree-ssa-pre.c (changed_blocks): Make global ...
5780 (compute_antic): ... local here. Move and fix worklist
5781 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
5782 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
5783 worklist handling, dump when ANTIC_IN changed.
5784 (compute_partial_antic_aux): Remove worklist handling.
5785 (init_pre): Do not compute post dominators. Add a comment about
5786 the CFG order chosen.
5787 (fini_pre): Do not free post dominators.
5789 2016-04-13 Martin Sebor <msebor@redhat.com>
5794 * doc/extend.texi (Variable Length): Document C++ specifics.
5796 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5799 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
5800 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
5801 eh edges have been purged.
5804 * tree-sra.c (create_access_replacement,
5805 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
5807 * tree-pretty-print.c (dump_fancy_name): New function.
5808 (dump_decl_name, dump_generic_node): Use it.
5810 2016-04-13 Jason Merrill <jason@redhat.com>
5812 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
5813 * expr.c (expand_expr_real_1): Likewise.
5815 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
5817 * config/i386/i386.md (kunpckhi): Swap operands.
5818 (kunpcksi): Likewise.
5819 (kunpckdi): Likewise.
5820 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
5821 (vec_pack_trunc_<mode>): Likewise.
5823 2016-04-13 Jakub Jelinek <jakub@redhat.com>
5826 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
5829 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
5830 gimplification turns some element into non-constant.
5833 * rtl.h (convert_memory_address_addr_space_1): New prototype.
5834 * explow.c (convert_memory_address_addr_space_1): No longer static,
5835 add NO_EMIT argument and don't call convert_modes if true, pass
5836 it down recursively, remove break after return.
5837 (convert_memory_address_addr_space): Adjust caller.
5838 * simplify-rtx.c (simplify_unary_operation_1): Call
5839 convert_memory_address_addr_space_1 instead of convert_memory_address,
5840 if it returns NULL, don't simplify.
5842 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
5845 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
5847 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5849 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
5850 Bump the upper SIMDLEN limits, so that if the return type or
5851 characteristic type if the return type is void can be passed in
5852 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
5855 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5858 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
5859 Do not use "=" constraint on an input constraint.
5860 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5861 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5862 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
5863 generates (neg (abs ...)) instead of (abs ...).
5865 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5867 PR rtl-optimization/70596
5868 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
5869 just invalidate LRA data and reset them. Adjust dump wording.
5871 2016-04-12 Martin Liska <mliska@suse.cz>
5874 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5876 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5878 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5879 max_loop_iterations_int.
5880 (tree_unswitch_outer_loop): Likewise.
5881 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5882 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5884 2016-04-12 Tom de Vries <tom@codesourcery.com>
5886 PR tree-optimization/68756
5887 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
5888 instead of new_name.
5890 2016-04-12 Jakub Jelinek <jakub@redhat.com>
5892 PR tree-optimization/70602
5893 * tree-sra.c (generate_subtree_copies): Don't write anything into
5894 constant pool decls.
5896 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
5897 regardless whether there are depend clauses or not.
5899 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5902 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
5903 target attribute and pragma from changing the -mfloat128
5904 and -mfloat128-hardware options.
5906 * doc/extend.texi (Additional Floating Types): Document PowerPC
5907 __float128 restrictions.
5909 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5912 * config/aarch64/driver-aarch64.c
5913 (aarch64_get_extension_string_for_isa_flags): New.
5914 (arch_extension): Rename to...
5915 (aarch64_arch_extension): ...This.
5916 (ext_to_feat_string): Rename to...
5917 (aarch64_extensions): ...This.
5918 (aarch64_core_data): Keep track of architecture extension flags.
5919 (cpu_data): Rename to...
5920 (aarch64_cpu_data): ...This.
5921 (aarch64_arch_driver_info): Keep track of architecture extension
5923 (get_arch_name_from_id): Rename to...
5924 (get_arch_from_id): ...This, change return type.
5925 (host_detect_local_cpu): Update and reformat for renames, handle
5926 extensions through common infrastructure.
5928 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5931 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
5932 track of a canonical flag name.
5933 (all_extensions): Likewise.
5934 (arch_to_arch_name): Also track extension flags enabled by the arch.
5935 (all_architectures): Likewise.
5936 (aarch64_parse_extension): Move to here.
5937 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
5939 (aarch64_rewrite_selected_cpu): Update for above change.
5940 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
5941 are handled, such that the single explicit value enabled by an
5942 extension is kept seperate from the implicit values it also enables.
5943 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
5945 (aarch64_parse_extension): New.
5946 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
5947 here to config/aarch64/aarch64-protos.h.
5948 (aarch64_parse_extension): Move from here to
5949 common/config/aarch64/aarch64-common.c.
5950 (aarch64_option_print): Update.
5951 (aarch64_declare_function_name): Likewise.
5952 (aarch64_start_file): Likewise.
5953 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
5954 the canonical flag for extensions.
5955 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
5958 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
5960 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
5963 2016-04-09 Tom de Vries <tom@codesourcery.com>
5965 PR tree-optimization/68953
5966 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
5967 first to last subscript.
5969 2016-04-09 Jakub Jelinek <jakub@redhat.com>
5971 PR tree-optimization/70586
5972 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
5975 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
5979 PR tree-optimization/70373
5983 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
5984 clauses for acc parallel reductions as necessary. Error on those
5986 * omp-low.c (scan_sharing_clauses): Don't install variables which
5987 are used in acc parallel reductions.
5988 (lower_rec_input_clauses): Remove dead code.
5989 (lower_oacc_reductions): Add support for reference reductions.
5990 (lower_reduction_clauses): Remove dead code.
5991 (lower_omp_target): Don't remap variables appearing in acc parallel
5993 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
5995 2016-04-08 Jakub Jelinek <jakub@redhat.com>
5998 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
5999 with multiple SSA_NAME defs, force the outputs other than first
6000 to be live before calling live_track_process_def on each output.
6002 PR rtl-optimization/70574
6003 * fwprop.c (forward_propagate_and_simplify): Don't add
6004 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6005 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6006 paradoxical subregs within *loc.
6008 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6010 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6011 -ftree-parallelize-loops={0,1}.
6012 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6013 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6014 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6015 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6016 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6018 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6021 * asan.c (instrument_derefs): If we get unknown location, extract it
6023 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6025 2016-04-08 Tom de Vries <tom@codesourcery.com>
6027 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6028 implicit firstprivate clause.
6030 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6033 * config/arm/thumb2.md (tst + branch-> lsls + branch
6034 peephole below *orsi_not_shiftsi_si): Require that condition
6035 register is dead after the peephole.
6036 (second peephole after the above): Likewise.
6038 2016-04-08 Alan Modra <amodra@gmail.com>
6041 * builtins.c (fold_builtin_classify): For IBM extended precision,
6042 look at just the high-order double to test for NaN.
6043 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6044 test just the high double for Inf but both doubles for subnormal
6047 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6049 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6050 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6051 node->simdclone->mask_mode != VOIDmode masks.
6052 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6053 earlier, use it instead of node->simdclone.
6054 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6055 Set clonei->mask_mode.
6057 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6060 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6061 Pass it through to cp_parser_already_scoped_statement.
6062 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6063 it through to cp_parser_statement.
6064 (cp_parser_statement): Pass IF_P through to
6065 cp_parser_iteration_statement.
6066 (cp_parser_pragma): Adjust call to
6067 cp_parser_iteration_statement.
6069 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6072 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6073 resolve a future -Wparentheses warning.
6074 * omp-low.c (scan_sharing_clauses): Likewise.
6075 * tree-parloops.c (eliminate_local_variables): Likewise.
6077 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6079 PR rtl-optimization/70398
6080 * lra-constraints.c (process_address_1): Check zero scale and code
6081 for reloading with zero scale.
6083 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6085 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6086 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6088 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6090 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6091 Add support for AVX512F clones, include them by default for
6092 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6093 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6097 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6098 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6099 firstprivate clauses.
6100 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6101 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6102 (lower_omp_target): Set TREE_NO_WARNING for
6103 non-addressable possibly uninitialized vars which are copied into
6104 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6106 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6108 * config/pa/predicates.md (integer_store_memory_operand): Accept
6109 REG+D operands with a large offset when reload_in_progress is true.
6110 (floating_point_store_memory_operand): Likewise.
6112 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6115 * match.pd (nested int casts): Limit to GIMPLE.
6117 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6120 * ipa-devirt.c (maybe_record_node): Fix comment; use
6121 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6123 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6125 PR rtl-optimization/70542
6126 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6127 if there are any uses other than insn or debug insns.
6129 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6130 Jakub Jelinek <jakub@redhat.com>
6132 PR tree-optimization/70509
6133 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6134 Shift HOST_WIDE_INT_1U instead of 1.
6136 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6138 PR tree-optimization/70509
6139 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6140 of the vector base type for index.
6142 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6145 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6147 2016-04-05 Richard Biener <rguenther@suse.de>
6149 PR tree-optimization/70526
6150 * tree-sra.c (build_ref_for_offset): Use prev_base to
6151 extract the alias pointer type.
6153 2016-04-05 Richard Biener <rguenther@suse.de>
6155 * dse.c (struct store_info): Remove alias_set member.
6156 (struct read_info_type): Likewise.
6157 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6158 spill_deleted, clear_alias_set_lookup): Remove.
6159 (get_group_info): Remove dead base == NULL_RTX case.
6160 (dse_step0): Remove initialization of removed variables.
6161 (delete_dead_store_insn): Reomve alias set dumping.
6162 (free_read_records): Remove alias_set handling.
6163 (canon_address): Remove alias_set_out parameter.
6164 (record_store): Remove spill_alias_set, it's always zero.
6165 (check_mem_read_rtx): Likewise.
6166 (dse_step2): Rename from ...
6167 (dse_step2_nospill): ... this. Adjust.
6168 (scan_stores): Rename from ...
6169 (scan_stores_nospill): ... this.
6170 (scan_reads): Rename from ...
6171 (scan_reads_nospill): ... this.
6172 (scan_stores_spill, scan_reads_spill): Remove.
6173 (dse_step3_scan): Remove for_spills argument which is always false.
6174 (dse_step3): Likewise.
6175 (dse_step5): Rename from ...
6176 (dse_step5_nospill): ... this. Remove alias_set handling.
6177 (rest_of_handle_dse): Adjust.
6179 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6182 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6183 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6184 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6185 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6187 2016-04-05 Richard Biener <rguenther@suse.de>
6190 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6191 non-register type temporaries into SSA.
6193 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6196 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6197 calls when sanitizing.
6198 (possible_polymorphic_call_target_p): Fix formatting.
6200 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6201 Jakub Jelinek <jakub@redhat.com>
6204 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6205 to ensure a call statement is compatible with a built-in's
6207 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6210 2016-04-04 Richard Biener <rguenther@suse.de>
6212 PR rtl-optimization/70484
6213 * rtl.h (canon_output_dependence): Declare.
6214 * alias.c (canon_output_dependence): New function.
6215 * dse.c (record_store): Use canon_output_dependence rather
6216 than canon_true_dependence.
6218 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6221 * cgraph.h (symtab_node::copy_visibility_from): New function.
6222 * symtab.c (symtab_node::copy_visibility_from): New function.
6223 * ipa-visibility.c (optimize_weakref): New function.
6224 (function_and_variable_visibility): Use it.
6226 2016-04-04 Martin Liska <mliska@suse.cz>
6229 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6230 value that is really in range handled by SBR instruction.
6231 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6232 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6233 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6235 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6239 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6240 set, but not for SP_REG operands.
6242 2016-04-02 Martin Sebor <msebor@redhat.com>
6245 * fold-const.c (maybe_nonzero_address): New function.
6246 (fold_comparison): Call it. Fold equality and relational
6247 expressions involving null pointers.
6248 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6250 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6252 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6253 the "Y" constraint (scalar FP 0.0 immediate).
6255 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6256 Add the "const_double" to the list of operand constraints.
6258 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6260 PR rtl-optimization/70467
6261 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6262 If low word of the last operand is 0, just emit addition/subtraction
6265 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6268 * config/s390/s390.c (s390_expand_insv): Check for everything
6269 constant instead of just VOIDmode stuff.
6271 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6274 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6276 2016-04-01 Nathan Sidwell <nathan@acm.org>
6278 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6280 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6282 PR rtl-optimization/70461
6283 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6286 2016-03-31 Martin Liska <mliska@suse.cz>
6289 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6290 a tree value or an immediate integer value to a buffer
6291 that is eventually copied to a BRIG section.
6292 (emit_immediate_operand): Call the function here.
6293 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6294 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6295 of class' fields that are removed.
6296 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6297 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6298 m_brig_repr_size fields.
6300 2016-03-31 Martin Liska <mliska@suse.cz>
6303 * hsa-gen.c (hsa_function_representation::update_dominance): New
6305 (convert_addr_to_flat_segment): Likewise.
6306 (gen_hsa_memory_set): New alignment argument.
6307 (gen_hsa_ctor_assignment): Likewise.
6308 (gen_hsa_insns_for_single_assignment): Provide alignment
6309 to gen_hsa_ctor_assignment.
6310 (gen_hsa_insns_for_direct_call): Add new argument.
6311 (expand_lhs_of_string_op): New function.
6312 (expand_string_operation_builtin): Likewise.
6313 (expand_memory_copy): New function.
6314 (expand_memory_set): New function.
6315 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6316 (convert_switch_statements): Change signature.
6317 (generate_hsa): Use a return value of the function.
6318 (pass_gen_hsail::execute): Do not call
6319 convert_switch_statements here.
6320 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6321 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6322 (hsa_function_representation::update_dominance): New function.
6324 2016-03-31 Martin Liska <mliska@suse.cz>
6327 * hsa-brig.c (emit_directive_variable): Emit alignment
6328 according to hsa_symbol::m_align.
6329 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6330 (dump_hsa_symbol): Dump alignment of HSA symbols.
6331 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6332 (gen_hsa_addr_with_align): New function.
6333 (hsa_bitmemref_alignment): Use newly added function.
6334 (gen_hsa_insns_for_load): Likewise.
6335 (gen_hsa_insns_for_store): Likewise.
6336 (gen_hsa_memory_copy): New argument added.
6337 (gen_hsa_insns_for_single_assignment): Respect
6338 alignment for assignments processed via gen_hsa_memory_copy.
6339 (gen_hsa_insns_for_direct_call): Likewise.
6340 (gen_hsa_insns_for_return): Likewise.
6341 (gen_function_def_parameters): Set default alignment.
6342 * hsa.c (hsa_object_alignment): New function.
6343 (hsa_byte_alignment): Pasted function.
6344 * hsa.h (hsa_symbol::m_align): New field.
6346 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6348 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6349 scratch field for goto case.
6351 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6353 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6355 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6358 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6359 (scalar_chain::convert_insn): Call convert_op for reg
6360 moves to handle undefined registers.
6362 2016-03-31 Nathan Sidwell <nathan@acm.org>
6365 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6366 Assert we don't want to move backwards.
6368 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6371 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6373 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6375 PR rtl-optimization/70460
6376 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6377 with operand from REG_LABEL_OPERAND, instead substitute
6378 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6379 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6381 2016-03-31 Martin Liska <mliska@suse.cz>
6383 * passes.c (execute_one_pass): Do not call
6384 todo_after for a discarded function.
6386 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6388 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6389 (no_cost, infinite_cost): Initialize the new field.
6390 (get_computation_cost_at): Record setup cost.
6391 (determine_use_iv_cost_address): Skip cost computation for sub
6392 uses if we can estimate it without losing accuracy.
6394 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6396 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6398 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6399 max_loop_iterations_int.
6400 (tree_unswitch_outer_loop): Likewise.
6401 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6402 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6404 2016-03-30 Richard Biener <rguenther@suse.de>
6407 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6409 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6412 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6413 in gen_blendm expander.
6415 2016-03-30 Nick Clifton <nickc@redhat.com>
6418 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6419 case where we are already provided with an SImode SUBREG.
6421 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6424 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6425 conflict between DRAP register and __builtin_eh_return.
6427 2016-03-30 Michael Matz <matz@suse.de>
6428 Richard Biener <rguenther@suse.de>
6431 * ipa-polymorphic-call.c (struct type_change_info): Change
6432 speculative to an unsigned allowing to limit the work we do.
6433 (csftc_abort_walking_p): New inline function..
6434 (check_stmt_for_type_change): Limit the number of may-defs
6435 skipped for speculative devirtualization to
6436 max-speculative-devirt-maydefs.
6437 * params.def (max-speculative-devirt-maydefs): New param.
6438 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6440 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6443 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6446 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6448 PR tree-optimization/59124
6449 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6450 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6452 2016-03-29 Jeff Law <law@redhat.com>
6454 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6456 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6458 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6461 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6463 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6464 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6465 gcrt0.o if linking dynamically.
6467 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6470 * ipa-devirt.c (methods_equal_p): New function.
6471 (compare_virtual_tables): Use it.
6472 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6473 * cgraphclones.c (clone_function_name_1): Use
6474 symbol_table::symbol_suffix_separator.
6475 * coverage.c (build_var): Likewise.
6476 * symtab.c (symbol_table::symbol_suffix_separator): New.
6478 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6480 PR rtl-optimization/70429
6481 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6482 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6483 mode != result_mode.
6486 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6488 PR tree-optimization/70405
6489 * ssa-iterators.h (num_imm_uses): Add missing braces.
6491 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6493 PR rtl-optimization/68695
6494 * ira-color.c (allocno_copy_cost_saving): New.
6495 (improve_allocation): Use it.
6497 2016-03-29 Richard Henderson <rth@redhat.com>
6500 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6502 2016-03-29 Richard Biener <rguenther@suse.de>
6505 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6506 use alignment returned by get_pointer_alignment_1 if it is
6507 bigger than BITS_PER_UNIT.
6508 * builtins.c (get_pointer_alignment_1): Do not return true
6509 for alignment extracted from SSA info.
6511 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6513 * config/ft32/ft32.opt (mnodiv): New.
6514 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6515 * doc/invoke.texi (FT32 Options -mnodiv): New.
6517 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6520 * config/i386/i386.md (define_split, andn): Fix modes.
6522 2016-03-26 Richard Biener <rguenther@suse.de>
6523 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6526 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6528 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6529 as 2nd argument to cl_optimization_restore().
6531 2016-03-25 Richard Henderson <rth@redhat.com>
6534 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6535 * config/aarch64/aarch64-protos.h: Declare it.
6536 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6538 2016-03-25 Alan Modra <amodra@gmail.com>
6541 * config/rs6000/constraints.md (j): Simplify.
6542 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6544 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6545 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6546 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6547 in all constraint alternatives.
6548 (movtd_64bit_nodm): Delete "j" constraint alternative.
6550 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6552 * tree-ssa-propagate.c: Enhance docs for
6553 SSA_PROP_NOT_INTERESTING.
6555 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6557 * doc/extend.texi: Fix typo in documentation to pure attribute.
6559 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6562 * config/pa/pa.md (bswapdi2): Use a scratch register.
6564 2016-03-24 Richard Henderson <rth@redhat.com>
6567 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6570 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6572 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6573 using ix86_expand_binary_operator instead of gen_andsi3.
6575 2016-03-24 Richard Biener <rguenther@suse.de>
6577 PR tree-optimization/70396
6578 * tree-vect-stmts.c (vectorizable_comparison): Use
6579 get_vectype_for_scalar_type.
6581 2016-03-24 Richard Biener <rguenther@suse.de>
6584 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6585 with register bases.
6587 2016-03-24 Richard Biener <rguenther@suse.de>
6589 PR tree-optimization/70372
6590 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6591 build_all_ones_cst to also handle vector types correctly.
6593 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6596 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6599 2016-03-23 Marek Polacek <polacek@redhat.com>
6602 * doc/invoke.texi: Document -Wignored-attributes.
6604 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6606 PR tree-optimization/69042
6607 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6608 parameter from 30 to 40.
6610 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6612 PR tree-optimization/69042
6613 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6614 for use with constant offset stripped in base.
6616 2016-03-23 Richard Biener <rguenther@suse.de>
6619 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6620 mode compatibility check.
6621 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6623 2016-03-23 Jeff Law <law@redhat.com>
6625 PR tree-optimization/64058
6626 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6628 (struct ssa_conflicts): Move up earlier in the file.
6629 (conflicts_, var_map_): New static variables.
6630 (initialize_conflict_count): New function to initialize the
6631 CONFLICT_COUNT field for each conflict pair.
6632 (compare_pairs): Lazily initialize the conflict count and use it
6633 as the first tie-breaker.
6634 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6635 and wipe conflicts_ and map_ around the call to qsort. Remove
6636 special case for 2 coalesce pairs.
6637 * bitmap.c (bitmap_count_unique_bits): New function.
6638 (bitmap_count_bits_in_word): New function, extracted from
6640 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6641 * bitmap.h (bitmap_count_unique_bits): Declare it.
6643 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6646 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6647 transparent alias chain for decl assembler name.
6648 * config/sol2.c (solaris_assemble_visibility): Likewise.
6650 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6652 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6654 (v10_fdivs): Likewise.
6655 (v10_fdivd): Likewise.
6657 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6660 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6661 to not call fclose twice on file.
6663 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6665 PR tree-optimization/70354
6666 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6667 oprnd0 is wider than oprnd1 and there is a cast from the wider
6668 type to oprnd1, mask it with the mask of the narrower type.
6671 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6672 Optimize TARGET_STV splitters, if high or low word of last argument
6675 2016-03-22 Jeff Law <law@redhat.com>
6678 tree-ssa-threadbackward.c
6679 (fsm_find_control_statement_thread_paths): Correctly distinguish
6680 between old style jump threads vs FSM jump threads.
6682 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6685 * config/i386/i386.c (scalar_chain::convert_op): Support
6686 uninitialized register usage case.
6688 2016-03-22 Richard Biener <rguenther@suse.de>
6691 * genmatch.c (gen_transform): Adjust last parameter to a three-state
6693 (capture::gen_transform): ... to change behavior when substituting
6694 a condition into cond or not-cond expr context.
6695 (dt_simplify::gen_1): Adjust.
6696 * gimple-match-head.c: Include gimplify.h for unshare_expr.
6697 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
6698 last change and instead change to
6699 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
6700 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6702 2016-03-22 Anthony Green <green@moxielogic.com>
6704 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
6705 issue for moxiebox targets.
6706 (CC1PLUS_SPEC): Ditto.
6708 2016-03-22 Richard Biener <rguenther@suse.de>
6711 * fold-const.c (extract_muldiv_1): Properly perform multiplication
6714 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6716 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
6718 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
6721 * config/i386/i386.c (def_builtin): Handle
6722 OPTION_MASK_ISA_AVX512VL to be and-ed with other
6724 (const struct builtin_description bdesc_special_args[]):
6725 Remove duplicate ISA bits.
6727 2016-03-22 Jakub Jelinek <jakub@redhat.com>
6730 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
6731 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
6732 in a way that works also for AVX512BW.
6735 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
6736 instead of source if operands[1] is xmm16 and above and
6737 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
6738 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
6741 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
6742 on assign if (*from_p) is a comparison, set it to
6743 TREE_NO_WARNING (*from_p).
6745 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6748 * lra.c (restore_scratches): Ignore deleted insns.
6750 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
6751 Jakub Jelinek <jakub@redhat.com>
6753 PR tree-optimization/70317
6754 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
6757 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
6760 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
6761 of ix86_expand_move.
6763 (movti): Use general_operand for operand 1 predicate.
6765 2016-03-21 Martin Liska <mliska@suse.cz>
6767 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
6769 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
6771 2016-03-21 Martin Liska <mliska@suse.cz>
6774 * ipa-icf.c (sem_function::parse): Skip static
6775 constructors and destructors.
6777 2016-03-21 Jakub Jelinek <jakub@redhat.com>
6780 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
6781 function-like macro, peek following token(s) if it is followed
6782 by CPP_OPEN_PAREN token with optional padding in between, and
6783 if not, don't treat it like a macro.
6785 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
6786 Alexander Monakov <amonakov@ispras.ru>
6788 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
6789 for the stabs debug format.
6791 2016-03-21 Richard Biener <rguenther@suse.de>
6793 PR tree-optimization/70310
6794 * tree-vect-generic.c (expand_vector_condition): Fold the built
6797 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
6800 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
6801 Block third alternative for AVX-512VL target,
6803 2016-03-21 Martin Liska <mliska@suse.cz>
6806 * hsa-brig.c (emit_function_directives): Mark unemitted
6807 global variables for emission.
6808 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
6809 (get_symbol_for_decl): Likewise.
6810 * hsa.h (struct hsa_symbol): New flag.
6812 2016-03-21 Richard Biener <rguenther@suse.de>
6814 PR tree-optimization/70288
6815 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
6816 we do not estimate unsimplified all-constant conditionals or
6817 switches as optimized away.
6819 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
6821 PR rtl-optimization/69102
6822 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
6823 when we have a readonly dependency context.
6825 2016-03-18 Jeff Law <law@redhat.com>
6827 PR rtl-optimization/70263
6828 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
6829 (update_equiv_regs): When trying to move a store to after the insn
6830 that sets the source of the store, make sure the store occurs after
6831 the insn that sets the source of the store. When successful note
6832 the REG_EQUIV note created in the dump file.
6834 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
6835 Bernd Schmidt <bschmidt@redhat.com>
6837 * doc/extend.texi: Document more potential problems with basic asms.
6839 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
6841 PR rtl-optimization/70278
6842 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
6845 2016-03-18 Jason Merrill <jason@redhat.com>
6847 * calls.c (load_register_parameters): Fix zero size sibcall logic.
6849 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
6851 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
6852 values to 128b regs.
6854 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6856 PR tree-optimization/70252
6857 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
6858 boolean vector has a proper number of elements.
6859 (supportable_narrowing_operation): Likewise.
6861 2016-03-18 Tom de Vries <tom@codesourcery.com>
6864 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
6866 2016-03-18 Jakub Jelinek <jakub@redhat.com>
6868 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
6869 instead of replace_rtx for DEBUG_INSNs.
6871 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6873 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
6874 load type reservations.
6876 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
6879 * config/pa/constraints.md: Revert 2015-02-13 change. Use
6880 define_constraint for "Q" and "T" constraints.
6882 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
6884 Tweak the pipeline model for Exynos M1
6886 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
6889 2016-03-17 David Malcolm <dmalcolm@redhat.com>
6892 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
6893 where one or both locations aren't within a line_map.
6895 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
6898 * opts.c (finish_options): Don't set flag_pie to the default if
6899 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
6902 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
6904 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
6905 true as ALL_REGS argument to replace_rtx.
6907 2016-03-17 Richard Biener <rguenther@suse.de>
6910 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
6913 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6916 * rtl.h (replace_rtx): Add ALL_REGS argument.
6917 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
6918 equality and assert mode is the same, instead of just rtx pointer
6920 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
6921 true as ALL_REGS argument to replace_rtx.
6923 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
6925 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
6926 for boolean vector with vector mode only.
6927 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6929 2016-03-17 Nick Clifton <nickc@redhat.com>
6932 * config/rx/rx.c (rx_print_integer): Print negative constants in
6935 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6938 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
6940 2016-03-16 Richard Henderson <rth@redhat.com>
6941 Richard Biener <rguenth@suse.de>
6946 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
6947 first operand as is_gimple_condexpr.
6952 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
6953 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
6954 Do not gimplify the result.
6955 (do_unop): Adjust call to tree_vec_extract.
6956 (do_binop): Likewise.
6957 (do_compare): Likewise.
6958 (do_plus_minus): Likewise.
6959 (do_negate): Likewise.
6960 (expand_vector_condition): Likewise.
6961 (do_cond): Likewise.
6963 2016-03-16 Richard Henderson <rth@redhat.com>
6966 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
6967 (aarch64_classify_address): Use it.
6968 (aarch64_legitimize_address): Force all subexpressions of PLUS
6969 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
6971 2016-03-16 Jakub Jelinek <jakub@redhat.com>
6972 Richard Biener <rguenth@suse.de>
6975 * rtlanal.c (replace_rtx): For REG, if from is a REG,
6976 return to even if only REGNO is equal, and assert
6979 2016-03-11 Jeff Law <law@redhat.com>
6981 PR rtl-optimization/70224
6982 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
6984 2016-03-16 Richard Henderson <rth@redhat.com>
6987 * function.h (struct function): Add has_forced_label_in_static.
6988 * gimplify.c (force_labels_r): Set it.
6989 * lto-streamer-in.c (input_struct_function_base): Read it.
6990 * lto-streamer-out.c (output_struct_function_base): Write it.
6991 * tree-inline.c (has_label_address_in_static_1): Remove.
6992 (copy_forbidden): Remove fndecl parameter; test
6993 has_forced_label_in_static.
6994 (inline_forbidden_p): Update call to copy_forbidden.
6995 (tree_versionable_function_p): Likewise.
6996 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
6997 (chkp_versioning): Likewise.
6998 * tree-inline.h (copy_forbidden): Update decl.
7000 2016-03-16 Marek Polacek <polacek@redhat.com>
7003 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7004 function being thunked if the result type doesn't have fixed size.
7005 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7006 doesn't have fixed size.
7008 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7010 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7011 reporting malformed loop nest.
7013 2016-03-16 Tom de Vries <tom@codesourcery.com>
7016 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7017 nodes.length () == 1 test to before first nodes[0] access.
7019 2016-03-16 Tom de Vries <tom@codesourcery.com>
7021 PR tree-optimization/68715
7022 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7025 2016-03-16 Tom de Vries <tom@codesourcery.com>
7027 PR tree-optimization/68809
7028 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7031 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7032 Sandra Loosemore <sandra@codesourcery.com>
7034 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7035 on leaf attribute. Mention ELF interposition problems.
7037 2016-03-16 Alan Modra <amodra@gmail.com>
7039 PR rtl-optimization/69195
7040 PR rtl-optimization/47992
7041 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7044 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7047 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7049 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7051 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7053 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7055 PR rtl-optimization/70222
7056 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7057 optimization if mode is different from result_mode, queue up masking
7058 of the result in outer_op. Formatting fix.
7061 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7064 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7066 PR rtl-optimization/69032
7067 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7068 looping backwards over basic block insns.
7070 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7073 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7074 to non-speculative when propagating trap bits.
7076 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7078 PR rtl-optimization/63384
7079 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7082 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7085 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7086 factored out from ...
7087 (sched_analyze_insn): ... here.
7088 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7089 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7090 get_implicit_reg_pending_clobbers in it.
7091 (setup_id_reg_sets): Use setup_id_implicit_regs.
7092 (deps_init_id): Ditto.
7094 2016-03-15 Tom de Vries <tom@codesourcery.com>
7097 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7099 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7100 execute_function_dump.
7101 (execute_one_pass): Don't dump function if it will be dumped after ipa
7104 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7106 * genrecog.c (match_pattern_2): If pred is NULL don't call
7107 safe_predicate_mode on it.
7109 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7112 * lra-constraints.c (delete_move_and_clobber): Change assertion
7113 to also allow dregno == 0.
7115 2016-03-14 Richard Henderson <rth@redhat.com>
7118 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7119 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7120 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7121 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7124 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7127 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7129 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7131 * lra-constraints.c (split_reg): For hard regs, try to find the
7132 biggest single-register mode used in the function.
7134 2016-03-14 Richard Biener <rguenther@suse.de>
7136 PR tree-optimization/56365
7137 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7138 constants to compare against.
7140 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7143 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7144 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7145 (define_split for the GPR case): Use int_reg_operand instead of
7146 gpc_reg_operand for the output.
7148 2016-03-14 Tom de Vries <tom@codesourcery.com>
7150 PR tree-optimization/70045
7151 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7152 create_empty_if_region_on_edge argument.
7154 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7156 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7157 (STACK_CHECK_PROTECT): Likewise.
7158 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7159 (STACK_CHECK_PROTECT): Likewise.
7160 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7161 (STACK_CHECK_PROTECT): Likewise.
7162 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7163 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7164 (STACK_CHECK_PROTECT): Likewise.
7166 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7168 PR rtl-optimization/69307
7169 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7170 registers in modes that span more than one register.
7172 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7175 * lra-constraints.c (delete_move_and_clobber): New.
7176 (remove_inheritance_pseudos): Use it.
7178 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7181 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7182 the libcall is LCT_THROW.
7183 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7184 for the checking routine.
7186 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7189 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7190 optimization if we have direct move.
7191 (roundu32<mode>2_fprs): Likewise.
7193 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7196 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7198 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7199 Arguments swapped. All callers changed. Take reg_renumber into
7200 account, and Calculate and compare register ranges for hard regs.
7202 2016-03-11 Jeff Law <law@redhat.com>
7204 PR tree-optimization/70190
7205 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7206 Handle cases where we can not extract the taken edge, even though we
7207 found a constant value.
7209 PR tree-optimization/64058
7210 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7211 (num_coalesce_pairs): Move up earlier in file.
7212 (find_coalesce_pair): Initialize the INDEX field for each pair
7214 (compare_pairs): No longer sort on the elements in each pair.
7215 Instead break ties with the index of the coalesce pair.
7217 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7220 * config/aarch64/aarch64-protos.h
7221 (aarch64_save_restore_target_globals): New prototype.
7222 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7223 Call the above when popping pragma.
7224 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7226 (aarch64_set_current_function): Rewrite using the above.
7228 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7230 PR tree-optimization/70177
7231 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7232 (extract_ops_from_tree): ... this. In the 2 argument
7233 overload remove _1 suffix.
7234 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7235 (extract_ops_from_tree): ... this.
7236 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7238 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7239 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7240 extract_ops_from_tree instead of 2 operand one.
7242 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7244 PR tree-optimization/70013
7245 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7246 for constant-pool entries.
7248 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7250 PR rtl-optimization/70174
7251 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7252 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7254 PR tree-optimization/70169
7255 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7256 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7259 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7260 Jakub Jelinek <jakub@redhat.com>
7263 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7264 of uninitialized values.
7266 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7268 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7270 ("*trunctddd2"): New pattern definition.
7271 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7274 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7276 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7277 definitions for BFP and DFP rounding modes.
7278 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7279 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7280 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7281 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7284 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7286 * config/s390/constraints.md: Adjust comment.
7287 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7288 s390_decompose_addrstyle_without_index.
7289 * config/s390/predicates.md (shift_count_or_setmem_operand):
7290 Rename to setmem_operand.
7291 * config/s390/s390-protos.h
7292 (s390_decompose_shift_count): Rename to
7293 s390_decompose_addrstyle_without_index.
7294 * config/s390/s390.c (s390_decompose_shift_count)
7295 (s390_mem_constraint, print_shift_count_operand)
7296 (print_operand_address, print_operand): Rename
7297 s390_decompose_shift_count to
7298 s390_decompose_addrstyle_without_index and rename
7299 print_shift_count_operand to print_addrstyle_operand troughout the
7301 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7302 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7303 Rename shift_count_or_setmem_operand to setmem_operand.
7304 * config/s390/vx-builtins.md ("vec_insert<mode>")
7305 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7308 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7311 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7312 Handle overlapping retval and newval.
7314 2016-03-10 Nick Clifton <nickc@redhat.com>
7317 * config/aarch64/aarch64.c
7318 (aarch64_override_options_after_change_1): When forcing
7319 flag_omit_frame_pointer to be true, use a special value that can
7320 be detected if this function is called again, thus preventing
7321 flag_omit_leaf_frame_pointer from being forced to be false.
7323 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7325 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7326 Set x_flag_omit_leaf_frame_pointer when handling
7327 -momit-leaf-frame-pointer.
7329 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7332 * cgraph.c (cgraph_node::dump): Dump split_part and
7333 indirect_call_target.
7334 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7335 * ipa.c (has_addr_references_p): Cleanup.
7336 (is_indirect_call_target_p): New.
7337 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7338 called indirectly as local.
7339 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7341 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7344 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7345 on cxa_pure_virtual.
7347 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7350 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7352 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7355 * tree.c (need_assembler_name_p): Only record main variant type names.
7357 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7360 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7361 Always define to 0 or 1.
7362 (TARGET_FIX_ERR_A53_843419): New macro.
7363 * config/aarch64/aarch64-elf-raw.h
7364 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7365 * config/aarch64/aarch64-linux.h: Likewise.
7366 * config/aarch64/aarch64.c
7367 (aarch64_override_options_after_change_1): Do not default
7368 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7370 (aarch64_attributes): Handle fix-cortex-a53-843419.
7371 (aarch64_can_inline_p): Likewise.
7372 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7374 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7375 Jakub Jelinek <jakub@redhat.com>
7377 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7378 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7379 DECL_COMMONS if flag_unconstrained_commons is set.
7380 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7381 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7382 (funconstrained-commons): Document.
7384 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7386 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7387 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7389 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7391 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7392 has a proper number of elements.
7394 2016-03-10 Alan Modra <amodra@gmail.com>
7396 PR rtl-optimization/69195
7397 PR rtl-optimization/47992
7398 * ira.c (recorded_label_ref): Delete.
7399 (update_equiv_regs): Return void.
7400 (indirect_jump_optimize): New function.
7401 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7402 before regstat_compute_ri. Don't rebuild_jump_labels here.
7403 Delete update_regstat.
7405 2016-03-10 Richard Biener <rguenther@suse.de>
7407 PR tree-optimization/70128
7408 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7409 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7411 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7413 PR tree-optimization/70152
7414 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7415 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7418 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7419 instead of gen_sse2_loadlpd.
7420 * config/i386/sse.md (*vec_concatv2df): Rename to...
7421 (vec_concatv2df): ... this.
7423 PR tree-optimization/70127
7424 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7426 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7430 * diagnostic-show-locus.c (compatible_locations_p): New function.
7431 (layout::layout): Sanitize ranges using compatible_locations_p.
7433 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7437 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7438 location_range param with three const expanded_locations * and a
7440 (layout::layout): Replace call to
7441 rich_location::lazily_expand_location with get_expanded_location.
7442 Extract the range and perform location expansion here, passing
7443 the results to the layout_range ctor.
7444 * diagnostic.c (source_range::debug): Delete.
7445 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7446 of rich_location::get_expanded_location.
7447 * gcc-rich-location.c (get_range_for_expr): Delete.
7448 (gcc_rich_location::add_expr): Reimplement to avoid the
7449 rich_location::add_range overload that took a location_range,
7450 passing a location_t instead.
7452 2016-03-09 Richard Biener <rguenther@suse.de>
7453 Jakub Jelinek <jakub@redhat.com>
7455 PR tree-optimization/70138
7456 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7457 Also skip vect_double_reduction_def.
7459 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7462 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7463 if the operand is "m".
7465 2016-03-09 Nathan Sidwell <nathan@acm.org>
7467 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7469 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7471 * config/i386/i386.c (processor_target_table): Fix cost table
7472 intialization order for znver1.
7474 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7476 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7477 - becuase -> because.
7478 * ipa-reference.c (ignore_module_statics): Likewise.
7479 * cgraph.c (cgraph_node::get_body): Likewise.
7480 * ipa-inline.c (early_inliner): Likewise.
7481 * ipa-devirt.c (types_same_for_odr): Likewise.
7482 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7483 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7485 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7487 * tree-ssa-math-opts.c: Fix typo in comment.
7489 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7492 * config/i386/i386.c (scalar_chain::make_vector_copies,
7493 scalar_chain::convert_reg): Call end_sequence in between
7494 get_insns and emit_conversion_insns rather than after both
7497 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7500 * config/i386/i386.h (machine_function): Add
7501 pc_thunk_call_expanded flag.
7502 (ix86_pc_thunk_call_expanded): New define.
7503 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7504 (*set_got): Rename insn pattern from set_got.
7505 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7506 * config/i386/i386.c (ix86_compute_frame_layout): Use
7507 ix86_pc_thunk_call_expanded to prevent red-zone.
7509 2016-03-07 Martin Jambor <mjambor@suse.cz>
7511 * hsa.h (hsa_get_ctor_statements): Declare.
7512 (hsa_get_dtor_statements): Likewise.
7513 (hsa_get_kernel_dispatch_type): Likewise.
7514 * hsa.c (hsa_get_ctor_statements): New function.
7515 (hsa_get_dtor_statements): Likewise.
7516 (hsa_get_kernel_dispatch_type): Likewise.
7517 * hsa-brig.c (hsa_cdtor_statements): Removed.
7518 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7519 hsa_get_dtor_statements.
7520 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7521 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7523 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7525 * config/arm/arm-cores.def (cortex-r8): New.
7526 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7527 * config/arm/arm-tune.md: Likewise.
7528 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7530 2016-03-07 Martin Sebor <msebor@redhat.com>
7532 PR rtl-optimization/19705
7533 * doc/invoke.texi (Options That Control Optimization): Clarify
7534 -fno-branch-count-reg.
7536 2016-02-26 Richard Biener <rguenther@suse.de>
7537 Jeff Law <law@redhat.com>
7539 PR tree-optimization/69740
7540 * cfghooks.c (remove_edge): Request loop fixups if we delete
7541 an edge that might turn an irreducible loop into a natural
7543 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7544 Move after definition of loops_state_clear.
7546 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7548 PR rtl-optimization/69052
7549 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7552 2016-03-07 Tom de Vries <tom@codesourcery.com>
7554 PR tree-optimization/70116
7555 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7556 is_tm_ending stmts and ubsan/asan internal functions.
7557 (find_duplicate): Use it. Don't test is_tm_ending here.
7559 2016-03-07 Richard Biener <rguenther@suse.de>
7561 PR tree-optimization/70115
7562 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7563 (propagate_constants_for_unrolling): Use replace_uses_by.
7565 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7568 * omp-low.c (struct oacc_loop): Add ifns.
7569 (new_oacc_loop_raw): Initialize it.
7570 (finish_oacc_loop): Clear mask & flags if no ifns.
7571 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7572 (oacc_loop_xform_loop): Add ifns arg & adjust.
7573 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7575 2016-03-07 Richard Henderson <rth@redhat.com>
7578 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7579 (insert_value_copy_on_edge): Likewise.
7581 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7583 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7585 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7588 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7590 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7592 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7594 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7596 Fix sseimul type attribute.
7597 * config/i386/znver1.md
7598 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7599 znver1_sseimul_avx256_load) : Fix the type attribute.
7600 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7601 pipe usage and latency.
7603 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7606 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7607 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7610 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7613 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7615 PR rtl-optimization/69941
7616 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7617 the reg share its mode.
7619 2016-03-04 Jeff Law <law@redhat.com>
7621 PR tree-optimization/69196
7622 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7623 If the both SSA_NAMEs are anonymous, then consider them unassociated
7624 and include the PHI in the statement count.
7626 2016-03-05 Tom de Vries <tom@codesourcery.com>
7628 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7629 construct in oacc routine. Check for oacc region in oacc routine.
7631 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7634 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7635 2016-02-22 changes, instead don't recurse if RECUR is already true.
7636 Don't change *dynamic_check if RECUR. Adjust recursive caller
7637 to pass true to the new argument.
7638 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7641 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7642 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7644 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7646 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7648 PR rtl-optimization/57676
7649 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7652 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7654 * tree-vect-patterns.c (search_type_for_mask): Handle
7655 comparison of booleans.
7657 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7659 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7663 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7664 all other ops that have dw_val_class_die_ref operands,
7665 and DW_OP_GNU_entry_value.
7667 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7669 PR rtl-optimization/69904
7670 * config/arm/arm.c (arm_cannot_copy_insn_p):
7671 Return true for load-exclusive instructions.
7673 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7676 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7677 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7678 the pattern no matter if it is used just by non-pattern, pattern
7680 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7681 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7682 oprnd1 def_stmt is in pattern, don't look through it.
7684 2016-03-03 Marek Polacek <polacek@redhat.com>
7687 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
7689 2016-03-03 Martin Liska <mliska@suse.cz>
7691 PR tree-optimization/70043
7692 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
7693 previous statement if we see a debug statement.
7695 2016-03-03 Richard Biener <rguenther@suse.de>
7697 PR tree-optimization/55936
7698 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
7699 parameter and guard unsafe equivalence use.
7700 (vrp_evaluate_conditional_warnv_with_ops): Always use
7701 safe equivalences but not via the quadratic compare_names
7704 2016-03-03 Michael Collison <michael.collison@linaro.org>
7707 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
7708 for operand 1 to s_register_operand. Change predicate for operand
7709 2 to arm_not_immediate_operand.
7711 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
7713 * doc/tm.texi: Regenerated.
7715 2016-03-02 Richard Henderson <rth@redhat.com>
7718 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
7719 simplification when all args are positive non-fixed registers.
7721 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7723 * target.def (lra_p): Specify that new ports should use LRA.
7725 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7728 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
7729 gimplify_type_sizes the type they refer to.
7730 (omp_notice_variable): Handle reference vars to VLAs.
7731 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
7732 reference to VLA decls in the second pass instead of first pass.
7734 2016-03-02 Tom de Vries <tom@codesourcery.com>
7736 PR tree-optimization/68659
7737 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
7738 new_expr == NULL_TREE.
7739 (get_new_name): Handle ADDR_EXPR.
7741 2016-03-02 Bin Cheng <bin.cheng@arm.com>
7743 PR rtl-optimization/69052
7744 * loop-invariant.c (canonicalize_address): New function.
7745 (inv_can_prop_to_addr_use): Check validity of address expression
7746 which is canonicalized by above function.
7748 2016-03-02 Alan Modra <amodra@gmail.com>
7751 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
7754 2016-03-02 Jakub Jelinek <jakub@redhat.com>
7757 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
7758 (*movhi_internal): Put mask moves from and to memory separately
7759 from moves from/to GPRs.
7761 2016-03-02 Richard Biener <rguenther@suse.de>
7763 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
7764 GENERIC expressions in GIMPLE.
7766 2016-03-02 Richard Biener <rguenther@suse.de>
7768 * config/i386/i386.c (type_natural_mode): Fix typo.
7770 2016-03-02 Nick Clifton <nickc@redhat.com>
7772 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
7774 2016-03-02 Richard Biener <rguenther@suse.de>
7775 Uros Bizjak <ubizjak@gmail.com>
7778 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
7780 2016-03-02 Richard Biener <rguenther@suse.de>
7783 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
7785 2016-03-02 Marek Polacek <polacek@redhat.com>
7788 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
7789 "is promoted to" warning.
7791 2016-03-01 DJ Delorie <dj@redhat.com>
7793 * config.gcc: Deprecate mep-*.
7795 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
7798 * lra-constraints.c (regno_val_use_in): New.
7799 (match_reload): Use it instead of regno_use_in.
7801 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7803 PR rtl-optimization/70007
7804 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
7805 references present in REG_EQUAL notes attached to non-SET patterns.
7807 2016-03-01 Jeff Law <law@redhat.com>
7809 PR tree-optimization/69196
7810 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7811 Appropriately clamp the number of statements to copy when the
7812 thread path does not traverse a loop backedge.
7814 PR tree-optimization/69196
7815 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7816 Do count some PHIs in the thread path against the insn count. Decrease
7817 final statement count by one as the control statement in the last
7818 block will get removed. Remove special cased code for handling PHIs
7821 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
7824 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
7825 asm dialect alternatives to explicit GOTPCREL calls.
7827 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
7830 * ira.c (do_reload): Issue warning for generic stack checking here...
7831 * reload1.c (reload): ...instead of here and streamline it.
7833 2016-03-01 Nick Clifton <nickc@redhat.com>
7835 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
7837 2016-03-01 Richard Biener <rguenther@suse.de>
7839 PR tree-optimization/69983
7840 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
7841 types and fall back to operand_equal_p.
7843 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7846 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7848 * config/s390/constraints.md ("jm8"): New constraint.
7849 * config/s390/predicates.md ("const_int_8bitset_operand"): New
7851 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
7853 ("*setmem_long<setmem_and>"): New pattern.
7854 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
7856 ("*setmem_long_31z<setmem_and>"): New pattern.
7857 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
7858 New substitution rules with the required attributes.
7861 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7864 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7866 * gensupport.c (process_substs_on_one_elem): Split loop to
7867 complete mark_operands_used_in_match_dup on all expressions in the
7869 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7870 and remove function.
7872 2016-03-01 Richard Biener <rguenther@suse.de>
7875 * fold-const.c (fold_indirect_ref_1): Fix range checking for
7876 vector BIT_FIELD_REF extract.
7878 2016-03-01 Richard Biener <rguenther@suse.de>
7880 PR tree-optimization/69994
7881 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
7883 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
7885 PR tree-optimization/69956
7886 * tree-vect-stmts.c (supportable_widening_operation): Support
7887 multi-step conversion of boolean vectors.
7888 (supportable_narrowing_operation): Likewise.
7890 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7892 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
7895 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7897 * config/s390/subst.md (DSI_VI): New mode iterator.
7898 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
7899 * config/s390/vector.md ("vec_set<mode>"): Move expander before
7900 the insn definition.
7901 ("*vec_set<mode>"): Change predicate and add alternative to
7902 support only either register or const_int operands as element
7904 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
7906 ("vec_extract<mode>"): New expander.
7907 ("*vec_extract<mode>"): New insn definition supporting reg and
7908 const_int element selectors.
7909 ("*vec_extract<mode>_plus"): New insn definition supporting
7910 reg+const_int element selectors.
7911 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
7912 following expander+insn definition.
7913 ("<vec_shifts_name><mode>3"): New expander.
7914 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
7916 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7918 * config/s390/s390.md ("*tabort_1"): Change predicate to
7919 nonmemory_operand. Add a second alternative to cover
7920 register as well as const int operands.
7921 ("*tabort_1_plus"): New pattern definition.
7923 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7925 * config/s390/s390.md ("*ashrdi3_cc_31")
7926 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
7927 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
7928 Merge insn definitions into ...
7929 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7930 New pattern definition.
7931 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
7932 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
7933 ("*ashr<mode>3_and"): Merge insn definitions into ...
7934 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
7935 New pattern definition.
7936 * config/s390/subst.md ("addr_style_op_cc_subst")
7937 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
7938 substitutions patterns plus attributes.
7939 Add ashiftrt to SUBST iterator.
7941 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7943 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
7944 op2 to nonmemory_operand.
7945 ("*<shift>di3_31", "*<shift>di3_31_and"):
7946 Merge into single pattern definition ...
7947 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
7948 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
7949 pattern definition ...
7950 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
7951 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
7954 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7956 * config/s390/predicates.md (const_int_6bitset_operand): New
7958 * config/s390/s390.md: Include subst.md.
7959 ("rotl<mode>3"): New expander.
7960 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
7962 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
7963 * config/s390/subst.md: New file.
7965 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7967 * config/s390/s390.md ("op_type", "atype", "length" attributes):
7968 Remove RRR type. It doesn't really exist.
7969 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
7971 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
7972 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
7973 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
7974 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
7975 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
7976 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
7977 `enabled' attribute.
7979 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7981 * gensupport.c (process_substs_on_one_elem): Split loop to
7982 complete mark_operands_used_in_match_dup on all expressions in the
7984 (adjust_operands_numbers): Inline into process_substs_on_one_elem
7985 and remove function.
7987 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
7990 * config/sparc/sparc.c (NWORDS_UP): Rename to...
7991 (CEIL_NWORDS): ...this. Use CEIL macro.
7992 (compute_fp_layout): Adjust to above renaming.
7993 (function_arg_union_value): Likewise.
7994 (sparc_arg_partial_bytes): Likewise.
7995 (sparc_function_arg_advance): Likewise.
7997 2016-02-29 Jeff Law <law@redhat.com>
7999 PR tree-optimization/70005
8000 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8001 where an object with a boolean range is compared against a value
8004 PR tree-optimization/69999
8005 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8006 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8009 2016-02-29 Richard Biener <rguenther@suse.de>
8011 PR tree-optimization/69994
8012 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8013 (get_unary_op): Look through nop conversions.
8014 (ops_equal_values_p): New function, look for equality diregarding
8016 (eliminate_plus_minus_pair): Use ops_equal_values_p
8017 (repropagate_negates): Do not use get_unary_op here.
8019 2016-02-29 Martin Liska <mliska@suse.cz>
8021 * system.h: Poison ENABLE_CHECKING macro.
8023 2016-02-29 Martin Liska <mliska@suse.cz>
8025 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8026 is presented in dump flags.
8027 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8028 (hsa_regalloc): Likewise.
8030 2016-02-19 Richard Biener <rguenther@suse.de>
8032 PR tree-optimization/69980
8033 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8034 permutation of those we need to keep.
8036 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8039 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8040 (NWORDS_UP): ...this
8041 (init_cumulative_args): Minor tweaks.
8042 (sparc_promote_function_mode): Likewise.
8043 (scan_record_type): Delete.
8044 (traverse_record_type): New function template.
8045 (classify_data_t): New structure type.
8046 (classify_registers): New inline function.
8047 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8048 exhausted. Instantiate traverse_record_type on classify_registers and
8049 deal with the case of a structure passed in slot #15 with no FP field
8051 (assign_data_t): New structure type.
8052 (compute_int_layout): New static function.
8053 (compute_fp_layout): Likewise.
8054 (count_registers): New inline function.
8055 (assign_int_registers): New static function.
8056 (assign_fp_registers): Likewise.
8057 (assign_registers): New inline function.
8058 (function_arg_record_value_1): Delete.
8059 (function_arg_record_value_2): Likewise.
8060 (function_arg_record_value_3): Likewise.
8061 (function_arg_record_value): Adjust to above changes. Instantiate
8062 traverse_record_type on count_registers to first count the number of
8063 registers to be used and then on assign_registers to assign them.
8064 (function_arg_union_value): Adjust to above renaming.
8065 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8066 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8067 case of a structure passed in slot #15
8068 (sparc_function_arg_advance): Likewise.
8069 (function_arg_padding): Minor tweak.
8071 2016-02-29 Richard Biener <rguenther@suse.de>
8073 PR tree-optimization/69720
8074 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8075 the adjustment_def path for possibly vectorized defs.
8076 (vect_create_epilog_for_reduction): Handle vectorized initial
8079 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8081 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8083 2016-02-27 Jeff Law <law@redhat.com>
8086 2016-02-26 Richard Biener <rguenther@suse.de>
8087 Jeff Law <law@redhat.com>
8089 PR tree-optimization/69740
8090 * cfghooks.c (remove_edge): Request loop fixups if we delete
8091 an edge that might turn an irreducible loop into a natural
8094 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8096 PR rtl-optimization/69896
8097 * tree-vect-generic.c (get_compute_type): Avoid single element
8100 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8102 Rename the AArch64 tuning option and related functions to enable the
8103 Newton series for the reciprocal square root to reflect its
8104 approximative characteristic.
8106 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8107 function to "aarch64_emit_approx_rsqrt".
8108 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8109 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8110 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8111 (xgene1_tunings): Likewise.
8112 (use_rsqrt_p): Likewise.
8113 (aarch64_emit_swrsqrt): Use new function name.
8114 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8115 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8116 text explaining this option.
8117 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8119 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8122 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8123 complain about -mallow-movmisalign without -mvsx if
8124 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8126 2016-02-26 Joel Sherrill <joel@rtems.org>
8128 * config.gcc: Add x86_64-*-rtems*.
8129 * config/i386/rtems-64.h: New file.
8131 2016-02-26 Joel Sherrill <joel@rtems.org>
8133 * config.gcc: Add aarch64-*-rtems*.
8134 * config/aarch64/rtems.h: New file.
8136 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8139 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8140 shift amount using %h. Add comment.
8142 2016-02-26 Richard Biener <rguenther@suse.de>
8143 Jeff Law <law@redhat.com>
8145 PR tree-optimization/69740
8146 * cfghooks.c (remove_edge): Request loop fixups if we delete
8147 an edge that might turn an irreducible loop into a natural
8150 2016-02-26 Martin Jambor <mjambor@suse.cz>
8153 * tree-sra.c (sra_modify_assign): Do not remove loads of
8154 uninitialized aggregates to SSA_NAMEs.
8156 2016-02-26 Richard Henderson <rth@redhat.com>
8159 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8160 pseudo in case the target rtx matches the source of the left
8163 2016-02-26 Martin Jambor <mjambor@suse.cz>
8166 * hsa.h (hsa_type_packed_p): Declare.
8167 * hsa.c (hsa_type_packed_p): New function.
8168 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8170 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8171 * hsa-brig.c (emit_basic_insn): Likewise.
8173 2016-02-26 Martin Jambor <mjambor@suse.cz>
8176 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8178 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8180 2016-02-26 Martin Jambor <mjambor@suse.cz>
8182 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8183 hsa_op_with_type operands.
8184 (hsa_unsigned_type_for_type): Declare.
8185 * hsa.c (hsa_unsigned_type_for_type): New function.
8186 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8187 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8188 the finalizer. Do not emit extra move.
8190 2016-02-26 Martin Jambor <mjambor@suse.cz>
8192 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8193 atomic operations in private segment.
8195 2016-02-26 Martin Jambor <mjambor@suse.cz>
8197 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8198 statements to wi->info. Also disallow omp simd constructs.
8199 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8200 for not gridifying. Dump special string for omp_for.
8202 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8205 * config/aarch64/aarch64.c (aarch64_set_current_function):
8206 Save/restore target globals when switching to
8207 target_option_default_node.
8209 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8212 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8213 Return 0 if !SHIFT_COUNT_TRUNCATED.
8215 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8216 Eric Botcazou <ebotcazou@adacore.com>
8218 PR rtl-optimization/69891
8219 * dse.c (scan_insn): If we can't figure out memset arguments
8220 or they are non-constant, call clear_rhs_from_active_local_stores.
8222 2016-02-26 Martin Liska <mliska@suse.cz>
8224 * doc/extend.texi: Mention clog10, clog10f an clog10l
8225 in Builtins section.
8227 2016-02-26 Martin Liska <mliska@suse.cz>
8229 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8231 (resolve_args_picking_1): Likewise.
8232 * dwarf2out.h (struct GTY): Likewise.
8234 2016-02-26 Martin Liska <mliska@suse.cz>
8236 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8238 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8240 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8241 Martin Liska <mliska@suse.cz>
8243 * doc/install.texi: Mention --enable-valgrind-annotations.
8245 2016-02-26 Richard Biener <rguenther@suse.de>
8247 PR tree-optimization/69551
8248 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8249 looking through aliases adjust DECL_PT_UID to refer to the
8250 ultimate alias target.
8252 2016-02-25 Martin Liska <mliska@suse.cz>
8255 * alloc-pool.c (after_memory_report): New variable.
8256 * alloc-pool.h (base_pool_allocator ::release): Do not use
8257 the infrastructure if after_memory_report.
8258 * toplev.c (toplev::main): Mark after memory report.
8260 2016-02-25 Richard Biener <rguenther@suse.de>
8262 PR tree-optimization/48795
8263 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8265 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8268 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8269 offloading is enabled and -fopenacc or -fopenmp is specified.
8270 (CRTOFFLOADEND): Likewise.
8271 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8272 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8273 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8274 (offload_objects_file_name): New static var.
8275 (tool_cleanup): Remove offload_objects_file_name file.
8276 (find_offloadbeginend): Replace with ...
8277 (find_crtoffloadtable): ... this.
8278 (run_gcc): Remove offload_argc and offload_argv.
8279 Get offload_objects_file_name from -foffload-objects=... option.
8280 Read names of object files with offload from this file, pass them to
8281 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8282 don't pass offloadbegin and offloadend to the linker. Don't pass
8283 offload non-LTO files to the linker, because now they're not claimed.
8285 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8288 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8289 on builtin_unreachable.
8291 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8293 PR rtl-optimization/69896
8294 * regcprop.c: Include cfgrtl.h.
8295 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8296 than remembered mode, either delete it (if noop_move_p), or
8297 treat like copy_p but not noop_p instruction.
8299 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8302 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8303 - allow NULL decl for Fortran DW_TAG_common_block variables.
8305 2016-02-24 Jason Merrill <jason@redhat.com>
8307 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8309 2016-02-24 Richard Biener <rguenther@suse.de>
8310 Jakub Jelinek <jakub@redhat.com>
8313 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8314 conditionally executed ops to well-defined overflow behavior.
8316 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8319 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8322 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8324 PR rtl-optimization/69886
8325 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8326 argument. Use it when checking validity of set instructions.
8327 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8328 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8330 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8331 * store-motion.c (find_moveable_store): Update
8332 can_assign_to_reg_without_clobbers_p callsite.
8334 2016-02-24 Richard Biener <rguenther@suse.de>
8337 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8339 (record_nonwrapping_iv): Do not fall back to the low/high bound
8340 for non-constant IV bases if the stmt is not always executed.
8342 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8344 * config/arm/arm-cores.def (cortex-a32): New entry.
8345 * config/arm/arm-tables.opt: Regenerate.
8346 * config/arm/arm-tune.md: Regenerate.
8347 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8348 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8349 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8350 for -mcpu and -mtune.
8352 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8355 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8356 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8357 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8358 (atomic_loaddi_1): Delete.
8359 (atomic_loaddi): Rewrite expander using the above changes.
8361 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8364 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8367 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8368 Richard Biener <rguenth@suse.de>
8371 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8372 set_mem_attributes if tem is SSA_NAME which got expanded
8375 2016-02-24 Richard Biener <rguenther@suse.de>
8377 PR tree-optimization/69907
8378 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8379 end of permutations for BB vectorization.
8381 2016-02-24 Christian Bruel <christian.bruel@st.com>
8383 * config/arm/arm-c.c (arm_option_override): Initialize
8384 target_option_current_node.
8385 * config/arm/arm.c (arm_pragma_target_parse): Replace
8386 build_target_option_node call by target_option_current_node.
8387 Set target_option_current_node.
8390 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8393 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8394 define_insn_and_split to define_insn.
8395 (zero_extendqi<mode>2_dot2): Same.
8396 (extendqi<mode>2_dot): Same.
8397 (extendqi<mode>2_dot2): Same.
8399 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8401 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8402 and add bypass for AES{D,E} and AESMC pairs.
8403 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8406 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8408 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8409 series for reciprocal square root in Exynos M1.
8411 2016-02-23 Martin Sebor <msebor@redhat.com>
8414 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8415 __builtin_alloca_with_align.
8417 2016-02-23 Richard Henderson <rth@redhat.com>
8419 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8420 (ix86_register_pragmas): Remove __seg_tls.
8421 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8422 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8423 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8424 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8425 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8426 * doc/extend.texi (__seg_tls): Remove item.
8428 2016-02-23 Richard Biener <rguenther@suse.de>
8430 * alloc-pool.h (struct allocation_object): Make id member
8431 conditional on CHECKING_P again.
8432 (get_instance): Adjust.
8433 (base_pool_allocator): Likewise.
8435 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8437 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8438 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8440 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8442 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8444 2016-02-23 Richard Biener <rguenther@suse.de>
8446 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8447 * bitmap.h (struct bitmap_usage): Likewise.
8448 (bitmap_move): Declare.
8449 * bitmap.c (register_overhead): Take size_t argument.
8450 (bitmap_move): New function.
8451 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8452 to properly account overhead.
8453 * tree.c (free_node): Use tree_size.
8455 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8458 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8459 when inverting comparison.
8462 * common.opt (Wunreachable-code): Add Warning flag.
8464 2016-02-23 Mark Wielaard <mjw@redhat.com>
8465 Jakub Jelinek <jakub@redhat.com>
8468 * cgraphunit.c (check_global_declaration): Check main_input_filename
8469 and DECL_SOURCE_FILE are not NULL.
8471 2016-02-23 Martin Jambor <mjambor@suse.cz>
8473 PR tree-optimization/69666
8474 * tree-sra.c (sra_modify_assign): Do not attempt to create
8475 default_def replacements for unscalarizable regions.
8477 2016-02-20 Mark Wielaard <mjw@redhat.com>
8480 * cgraphunit.c (check_global_declaration): Check level of
8481 warn_unused_const_variable and main_input_filename.
8482 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8483 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8484 (-Wunused-const-variable): Explain levels 1 and 2.
8486 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8489 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8490 identical arguments. Formatting and spelling fixes.
8493 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8498 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8499 and m68k-devices.def.
8500 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8501 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8503 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8505 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8506 and HImode registers.
8508 2016-02-22 Richard Biener <rguenther@suse.de>
8510 PR tree-optimization/69882
8511 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8512 preserve permutations present because of gaps.
8513 (vect_supported_load_permutation_p): Always continue checking
8514 permutations after vect_attempt_slp_rearrange_stmts.
8516 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8518 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8519 min_profitable_estimate, rather than min_profitable_iters.
8521 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8524 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8525 SImode for last match_operand.
8527 2016-02-22 Martin Liska <mliska@suse.cz>
8529 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8530 return bitsize - 1 as the return value.
8532 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8536 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8537 Handle negative shift counts.
8538 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8539 force_reg on the shift constant.
8540 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8541 (lshrsi3_d): Handle negative shift counts.
8543 2016-02-22 Richard Biener <rguenther@suse.de>
8544 Tom de Vries <tom@codesourcery.com>
8546 * graph.c: Include dumpfile.h.
8547 (print_graph_cfg): Split into three overloads.
8548 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8550 2016-02-22 Tom de Vries <tom@codesourcery.com>
8552 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8555 2016-02-22 Richard Biener <rguenther@suse.de>
8558 * ipa-inline-transform.c (inline_call): When not updating
8559 overall summaries adjust self size by the growth estimate.
8560 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8561 hash-set, do not update overall summaries here. Renamed from ...
8562 (inline_to_all_callers): ... this which is now wrapping the
8563 above and performing delayed overall summary update.
8564 (early_inline_small_functions): Delay updating of the overall
8567 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8569 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8572 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8575 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8576 :%* in %:gt() argument.
8577 (greater_than_spec_func): Adjust for expecting only numbers,
8578 if there are more than two numbers, compare the last two.
8580 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8582 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8583 -Wnarrowing with -std.
8585 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8588 * expr.c (store_field): Don't use bit-field path if exp is
8589 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8590 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8591 and the assignment can be performed by bitwise copy. Formatting
8595 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8596 call copy_reg_eh_region_note_forward on before and/or after sequences
8597 and remove note from insn if it no longer can throw.
8600 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8603 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8605 * config/s390/vector.md: Add missing commutative operand markers
8606 to the patterns which qualify for one.
8607 * config/s390/vx-builtins.md: Likewise.
8609 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8611 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8612 types to mode iterators.
8613 (vec_double): ... and mode attribute.
8614 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8616 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8618 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8619 Change the predicate of op2 from nonimmediate to general and let
8620 reload fix it if necessary.
8622 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8624 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8626 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8628 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8631 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8633 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8634 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8635 * config/s390/s390.md ("movstr<P:mode>"): Call
8636 s390_expand_vec_movstr.
8638 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8640 * config/s390/s390.md: Add missing output modifier for operand 1
8641 to print it as address properly.
8643 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8645 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8646 * config/s390/2964.md: New file.
8647 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8648 of insn grouping attributes depending on the CPU level.
8649 (s390_get_unit_mask): New function.
8650 (s390_sched_score): Remove the OOO from the scheduling macros.
8651 Add loop to calculate a score for the instruction mix.
8652 (s390_sched_reorder): Likewise plus improve debug output.
8653 (s390_sched_variable_issue): Rename macros as above. Calculate
8654 the unit distances after actually scheduling an insn. Improve
8656 (s390_sched_init): Clear last_scheduled_unit_distance array.
8657 * config/s390/s390.md: Include 2964.md.
8659 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8662 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8663 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8664 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8665 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8666 *avx512f_<code>v8div16qi2_mask_1): New insns.
8668 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8671 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8674 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8675 earlyclobber from target. Use wF constraint for fused memory
8677 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8679 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8680 Martin Liska <mliska@suse.cz>
8683 * cfgexpand.c (asan_sanitize_stack_p): New function.
8684 (partition_stack_vars): Use the function.
8685 (expand_stack_vars): Likewise.
8686 (defer_stack_allocation): Likewise.
8687 (expand_used_vars): Likewise.
8689 2016-02-18 Richard Biener <rguenther@suse.de>
8692 * fold-const.c (operand_equal_p): Properly compare offsets for
8693 IMAGPART_EXPR and ARRAY_REF.
8695 2016-02-18 Nick Clifton <nickc@redhat.com>
8699 * config/arm/arm.c (arm_option_override_internal): Disable
8700 interworking if the target does not support thumb instructions.
8701 (arm_reload_in_hi): Handle the case where a register to register
8702 move needs reloading because there is no simple pattern to handle
8704 (arm_reload_out_hi): Likewise.
8706 2016-02-18 Richard Biener <rguenther@suse.de>
8709 * match.pd: Don't use fold_binary or fold_unary for folding
8712 2016-02-17 Jakub Jelinek <jakub@redhat.com>
8715 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
8716 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
8717 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
8718 warn on gimple_no_warning_p statements.
8720 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
8722 * doc/extend.texi (C++ Attributes): Correct description of
8723 warn_unused type attribute.
8725 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8727 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
8728 correct instruction.
8730 2016-02-17 Richard Biener <rguenther@suse.de>
8732 PR rtl-optimization/69609
8733 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
8734 (find_traces_1_round): When ending a trace update cached priority
8736 (bb_to_key): Use cached priority when available.
8737 (copy_bb): Initialize cached priority.
8738 (reorder_basic_blocks_software_trace_cache): Likewise.
8740 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8743 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
8745 (aarch64_comparison_operator): Break overly long line into two.
8746 (aarch64_comparison_operation): Likewise.
8747 * config/aarch64/aarch64.md (cstorecc4): Use
8748 aarch64_comparison_operator_mode instead of
8749 aarch64_comparison_operator.
8750 (cstore<mode>4): Likewise.
8751 (aarch64_cstore<mode>): Likewise.
8752 (*cstoresi_insn_uxtw): Likewise.
8753 (cstore<mode>_neg): Likewise.
8754 (*cstoresi_neg_uxtw): Likewise.
8756 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8759 * config/arm/predicates.md (arm_comparison_operator_mode):
8761 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
8762 instead of arm_comparison_operator.
8763 (*mov_negscc): Likewise.
8764 (*mov_notscc): Likewise.
8765 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
8766 (*thumb2_mov_negscc): Likewise.
8767 (*thumb2_mov_negscc_strict_it): Likewise.
8768 (*thumb2_mov_notscc): Likewise.
8769 (*thumb2_mov_notscc_strict_it): Likewise.
8771 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
8773 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
8776 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
8778 * config/visium/visium.c (machine_libfunc_index): New enum.
8779 (machine_libfuncs): New structure.
8780 (visium_libfuncs): New static variable.
8781 (TARGET_INIT_LIBFUNCS): Define to...
8782 (visium_init_libfuncs): ...this. New function.
8783 (expand_block_move_4): Use the appropriate libfunc.
8784 (expand_block_move_2): Likewise.
8785 (expand_block_move_1): Likewise.
8786 (expand_block_set_4): Likewise.
8787 (expand_block_set_2): Likewise.
8788 (expand_block_set_1): Likewise.
8789 (visium_trampoline_init): Likewise.
8791 2016-02-17 Nick Clifton <nickc@redhat.com>
8793 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
8794 TI's devices.csv file as of March 2016.
8796 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
8799 * opts-global.c (handle_common_deferred_options): Introduce and
8800 initialize two global variables to remember command-line options
8801 specifying a stack-limiting register.
8802 * opts.h: Add extern declarations of the two new global variables.
8803 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
8804 variable based on the values of the two new global variables.
8806 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8809 * common.opt (Wnonnull-compare): New warning.
8810 * doc/invoke.texi (-Wnonnull): Remove text about comparison
8811 of arguments against NULL.
8812 (-Wnonnull-compare): Document.
8813 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
8814 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
8815 * passes.def (pass_warn_nonnull_compare): Add.
8816 * gimple-ssa-nonnull-compare.c: New file.
8818 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8820 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
8821 AARCH64_EXTRA_TUNE_RECIP_SQRT.
8823 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8825 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
8826 reciprocal sqrt for -mlow-precision-recip-sqrt.
8828 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8829 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8831 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
8832 always use lane loads to construct non-constant vectors.
8834 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
8836 * config/aarch64/aarch64.md
8837 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
8838 constraints for operand 3.
8839 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
8841 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8842 Richard Biener <rguenther@suse.de>
8844 PR tree-optimization/69820
8845 * tree-vect-patterns.c (type_conversion_p): Return false if
8846 *orig_type is unsigned single precision or boolean.
8847 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
8850 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8852 PR rtl-optimization/69764
8853 PR rtl-optimization/69771
8854 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
8855 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
8857 2016-02-16 Richard Biener <rguenther@suse.de>
8859 PR tree-optimization/69776
8860 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
8862 (indirect_refs_may_alias_p): Likewise.
8863 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
8864 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
8865 according to tbaa_p.
8866 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
8867 (optimize_stmt): For redundant store discovery do not allow tbaa.
8869 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
8871 PR tree-optimization/69714
8872 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
8873 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
8875 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
8877 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
8878 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
8879 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
8880 * config/arc/arc.c (arc_init): Check FPU options.
8881 (get_arc_condition_code): Handle new CC_FPU* modes.
8882 (arc_select_cc_mode): Likewise.
8883 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
8884 register pair only. Allow access for ARCv2 accumulator.
8885 (gen_compare_reg): Whenever we have FPU support use FPU compare
8887 (arc_reorg): Don't generate brcc insns when FPU compare
8888 instructions are involved.
8889 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
8890 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
8891 floating point emulation.
8892 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
8893 (REVERSE_CONDITION): Add new CC_FPU* modes.
8894 (TARGET_FP_SP_BASE): Define.
8895 (TARGET_FP_DP_BASE): Likewise.
8896 (TARGET_FP_SP_FUSED): Likewise.
8897 (TARGET_FP_DP_FUSED): Likewise.
8898 (TARGET_FP_SP_CONV): Likewise.
8899 (TARGET_FP_DP_CONV): Likewise.
8900 (TARGET_FP_SP_SQRT): Likewise.
8901 (TARGET_FP_DP_SQRT): Likewise.
8902 (TARGET_FP_DP_AX): Likewise.
8903 * config/arc/arc.md (ARCV2_ACC): New constant.
8904 (type): New fpu type attribute.
8905 (SDF): Conditional iterator.
8906 (cstore<mode>, cbranch<mode>): Change expand condition.
8907 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
8908 handles FPU/FPX cases as well.
8909 * config/arc/arc.opt (mfpu): New option.
8910 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
8912 (adddf3, muldf3, subdf3): Removed.
8913 * config/arc/predicates.md (proper_comparison_operator): Recognize
8915 * config/arc/fpu.md: New file.
8916 * doc/invoke.texi (ARC Options): Document mfpu option.
8918 2016-02-16 Richard Biener <rguenther@suse.de>
8920 PR rtl-optimization/69291
8921 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
8922 noce_operand_ok check.
8924 2016-02-16 Tom de Vries <tom@codesourcery.com>
8927 * omp-low.c (simd_clone_create): Remove call to
8928 symtab->call_cgraph_insertion_hooks.
8930 2016-02-16 Jakub Jelinek <jakub@redhat.com>
8932 PR tree-optimization/69802
8933 * tree-ssa-reassoc.c (update_range_test): If op is
8934 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
8935 op == 1 test of precision 1 integral op, otherwise handle
8936 that case as op itself. Fix up formatting.
8937 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
8940 2016-02-16 Richard Biener <rguenther@suse.de>
8942 PR tree-optimization/69586
8943 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
8944 types for conversion sources.
8946 2016-02-16 Richard Biener <rguenther@suse.de>
8949 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
8950 mask OEP_ADDRESS_OF.
8952 2016-02-16 Alan Modra <amodra@gmail.com>
8955 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
8956 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
8957 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
8959 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
8960 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
8961 (p8_fmrgow_<mode>): Likewise.
8962 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
8964 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
8965 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
8966 to use movdi_internal64. Remove op0_di.
8967 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
8969 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
8971 Add support for the FCCMP insn types
8973 * config/aarch64/aarch64.md (fccmp): Change insn type.
8975 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
8976 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
8977 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
8978 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
8979 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
8980 * config/arm/types.md (fccmps): Add new insn type.
8983 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
8985 * alias.c (get_alias_set): Fix a typo in comment.
8987 2016-02-15 Richard Biener <rguenther@suse.de>
8989 PR tree-optimization/69595
8990 * match.pd: Complete range test simplification to true.
8992 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8994 PR rtl-optimization/69648
8995 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
8996 pic_offset_table_rtx.
8998 PR rtl-optimization/69752
8999 * ira.c (update_equiv_regs): When looking for more than a single SET,
9000 also take other side effects into account.
9002 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9004 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9005 for z900+ CPUs in 31-bit mode.
9007 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9009 * common/config/s390/s390-common.c (s390_supports_split_stack):
9011 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9012 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9013 * config/s390/s390.c (struct machine_function): New field
9014 split_stack_varargs_pointer.
9015 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9016 in s390_emit_prologue.
9017 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9019 (morestack_ref): New global.
9020 (SPLIT_STACK_AVAILABLE): New macro.
9021 (s390_expand_split_stack_prologue): New function.
9022 (s390_live_on_entry): New function.
9023 (s390_va_start): Use split-stack vararg pointer if appropriate.
9024 (s390_asm_file_end): Emit the split-stack note sections.
9025 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9026 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9027 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9028 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9029 (split_stack_prologue): New expand.
9030 (split_stack_space_check): New expand.
9031 (split_stack_data): New insn.
9032 (split_stack_call): New expand.
9033 (split_stack_call_*): New insn.
9034 (split_stack_cond_call): New expand.
9035 (split_stack_cond_call_*): New insn.
9037 2016-02-15 Richard Biener <rguenther@suse.de>
9039 PR tree-optimization/69783
9040 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9041 Add trivially correct cases.
9043 2016-02-15 Tom de Vries <tom@codesourcery.com>
9046 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9048 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9050 2016-02-15 Richard Biener <rguenther@suse.de>
9052 PR tree-optimization/69776
9053 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9054 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9055 indicate whether we can use TBAA to disambiguate against stores.
9056 Use alias-set zero if not.
9057 (visit_reference_op_store): Do not use TBAA when looking up
9059 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9060 (eliminate_dom_walker::before_dom_children): But not when looking
9061 up redundant stores.
9063 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9065 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9067 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9069 * config/i386/znver1.md
9070 (znver1_pop, znver1_pop_mem,
9071 znver1_load_imov_double_store,
9072 znver1_load_imov_direct_store,
9073 znver1_load_imov_direct_load,
9074 znver1_load_imov_double_load): Add new.
9075 (znver1_insn, znver1_insn_load): Add icmov type.
9077 znver1_sseavx_fma_load,
9079 znver1_avx256_fma_load): Fix pipe usage.
9081 2016-02-14 Alan Modra <amodra@gmail.com>
9084 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9085 with an invalid hard reg, reload just the reg not the entire
9086 pre/post-inc/dec address expression.
9088 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9091 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9092 fixed R1_REG scratch reg.
9093 (sibcall_value_pcrel_fdpic): Likewise.
9095 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9099 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9101 2016-02-12 Walter Lee <walt@tilera.com>
9103 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9104 * config/tilegx/t-tilegx: Likewise.
9106 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9109 * diagnostic-show-locus.c (struct line_span): New struct.
9110 (layout::get_first_line): Delete.
9111 (layout::get_last_line): Delete.
9112 (layout::get_num_line_spans): New member function.
9113 (layout::get_line_span): Likewise.
9114 (layout::print_heading_for_line_span_index_p): Likewise.
9115 (layout::get_expanded_location): Likewise.
9116 (layout::calculate_line_spans): Likewise.
9117 (layout::m_first_line): Delete.
9118 (layout::m_last_line): Delete.
9119 (layout::m_line_spans): New field.
9120 (layout::layout): Update comment. Replace m_first_line and
9121 m_last_line with m_line_spans, replacing their initialization
9122 with a call to calculate_line_spans.
9123 (diagnostic_show_locus): When printing source lines and
9124 annotations, rather than looping over a single span
9125 of lines, instead loop over each line_span within
9126 the layout, with an inner loop over the lines within them.
9127 Call the context's start_span callback when changing line spans.
9128 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9129 (diagnostic_build_prefix): Break out the building of the location
9130 part of the string into...
9131 (diagnostic_get_location_text): ...this new function, rewriting
9132 it from nested ternary expressions to a sequence of "if"
9134 (default_diagnostic_start_span_fn): New function.
9135 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9136 (diagnostic_context::start_span): New field.
9137 (default_diagnostic_start_span_fn): New prototype.
9139 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9142 * gcc.c (driver::finalize): Fix cleanup of "specs".
9144 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9148 * gcc.c (driver::driver): Initialize m_option_suggestions.
9149 (driver::~driver): Clean up m_option_suggestions.
9150 (suggest_option): Convert to...
9151 (driver::suggest_option): ...this, and split out into
9152 driver::build_option_suggestions and find_closest_string.
9153 (driver::build_option_suggestions): New function, from
9154 first half of suggest_option. Special-case
9155 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9156 the sanitizer_opts array. For options of enum types, add the
9157 various enum values to the candidate strings.
9158 (driver::handle_unrecognized_options): Remove "const".
9159 * gcc.h (driver::handle_unrecognized_options): Likewise.
9160 (driver::build_option_suggestions): New decl.
9161 (driver::suggest_option): New decl.
9162 (driver::m_option_suggestions): New field.
9163 * opts-common.c (add_misspelling_candidates): New function.
9164 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9165 and make non-static.
9166 * opts.h (sanitizer_opts): New array decl.
9167 (add_misspelling_candidates): New function decl.
9168 * spellcheck.c (find_closest_string): New function.
9169 * spellcheck.h (find_closest_string): New function decl.
9171 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9173 PR rtl-optimization/69764
9174 PR rtl-optimization/69771
9175 * optabs.c (expand_binop_directly): For shift_optab_p, force
9176 convert_modes with VOIDmode if xop1 has VOIDmode.
9178 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9181 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9182 to correctly determine instrumentation thunks.
9184 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9187 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9188 type by reference, force lhs on the call.
9191 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9192 Compute retval and retbnd early in all cases if split_part_return_p
9193 and return_bb is not EXIT. Remove all clobber stmts and reset
9194 all debug stmts that refer to SSA_NAMEs defined in split part,
9195 except if it is retval, in that case replace the old retval with the
9196 lhs of the call to the split part.
9198 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9201 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9204 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9205 whose result is used in PHI.
9206 (maybe_optimize_range_tests): Likewise.
9207 (final_range_test_p): Likweise.
9209 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9212 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9213 whose result is used in PHI.
9214 (maybe_optimize_range_tests): Likewise.
9215 (final_range_test_p): Likweise.
9217 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9219 * cgraph.c: Spelling fixes - behaviour -> behavior and
9220 neighbour -> neighbor.
9221 * target.def: Likewise.
9222 * sel-sched.c: Likewise.
9223 * config/mips/mips.c: Likewise.
9224 * config/arc/arc.md: Likewise.
9225 * config/arm/cortex-a57.md: Likewise.
9226 * config/arm/arm.c: Likewise.
9227 * config/arm/neon.md: Likewise.
9228 * config/arm/arm-c.c: Likewise.
9229 * config/vms/vms-c.c: Likewise.
9230 * config/s390/s390.c: Likewise.
9231 * config/i386/znver1.md: Likewise.
9232 * config/i386/i386.c: Likewise.
9233 * config/ia64/hpux-unix2003.h: Likewise.
9234 * config/msp430/msp430.md: Likewise.
9235 * config/rx/rx.c: Likewise.
9236 * config/rx/rx.md: Likewise.
9237 * config/aarch64/aarch64-simd.md: Likewise.
9238 * config/aarch64/aarch64.c: Likewise.
9239 * config/nvptx/nvptx.c: Likewise.
9240 * config/bfin/bfin.c: Likewise.
9241 * config/cris/cris.opt: Likewise.
9242 * config/rs6000/rs6000.c: Likewise.
9243 * target.h: Likewise.
9244 * spellcheck.c: Likewise.
9245 * ira-build.c: Likewise.
9246 * tree-inline.c: Likewise.
9247 * builtins.c: Likewise.
9248 * lra-constraints.c: Likewise.
9249 * explow.c: Likewise.
9250 * hwint.h: Likewise.
9251 * targhooks.c: Likewise.
9252 * tree-vect-data-refs.c: Likewise.
9254 * doc/tm.texi: Likewise.
9255 * doc/extend.texi: Likewise.
9256 * doc/install.texi: Likewise.
9257 * doc/md.texi: Likewise.
9258 * tree-ssa-tail-merge.c: Likewise.
9259 * sched-int.h: Likewise.
9260 * match.pd: Likewise.
9261 * sched-ebb.c: Likewise.
9262 * target.def (omit_struct_return_reg): Likewise.
9263 * gimple-ssa-isolate-paths.c: Likewise.
9264 (find_implicit_erroneous_behaviour): Renamed to...
9265 (find_implicit_erroneous_behavior): ... this.
9266 (find_explicit_erroneous_behaviour): Renamed to...
9267 (find_explicit_erroneous_behavior): ... this.
9268 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9270 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9272 PR rtl-optimization/64682
9273 PR rtl-optimization/69567
9274 PR rtl-optimization/69737
9275 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9276 in I2 as well, just lose it.
9278 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9280 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9282 (aarch64_last_printed_tune_string): Likewise.
9283 (aarch64_declare_function_name): Only output .arch assembler
9284 directive if it will be different from the previously output
9285 directive. Same for .tune comment but only if -dA is set.
9286 (aarch64_start_file): New function.
9287 (TARGET_ASM_FILE_START): Define.
9289 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9292 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9294 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9297 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9298 -Wmaybe-uninitialized warning.
9300 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9303 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9305 2016-02-11 Richard Biener <rguenther@suse.de>
9307 PR rtl-optimization/69291
9308 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9309 subexpressions affected by changing the result.
9311 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9314 * lra-constraints.c (curr_insn_transform): Find in/out operands
9315 for secondary memory moves. Update dups.
9317 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9319 PR tree-optimization/69652
9320 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9321 to nested loop, did source re-formatting, skip debug statements,
9322 add check on statement with volatile operand, remove dead scalar
9325 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9326 Patrick Palka <ppalka@gcc.gnu.org>
9330 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9331 calls if the return type is TREE_ADDRESSABLE.
9332 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9333 * ipa-split.c (split_function): Fix doubled "we" in comment.
9334 Use void return type for the split part even if
9335 !split_point->split_part_set_retval.
9337 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9339 PR tree-optimization/68021
9340 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9341 when computing the value of biv cand by itself.
9343 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9345 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9346 (cortexa57_tunings): Likewise.
9347 (cortexa72_tunings): Likewise.
9348 (arch_macro_fusion_pair_p): Add support for AES fusion.
9349 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9350 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9351 Allow virtual registers before reload so early scheduling works.
9352 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9353 correct latency and pipeline.
9354 (cortex_a57_crypto_complex): Likewise.
9355 (cortex_a57_crypto_xor): Likewise.
9356 (define_bypass): Add AES bypass.
9358 2016-02-10 Richard Biener <rguenther@suse.de>
9360 PR tree-optimization/69726
9361 * passes.def: Add DCE pass before late uninit.
9362 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9363 really fixup if-conversions job.
9365 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9367 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9368 (arm_cortex_a57_tune): Likewise.
9369 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9370 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9372 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9374 * timevar.def (TV_PHASE_DBGINFO): Delete.
9375 (TV_PHASE_CHECK_DBGINFO): Likewise.
9376 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9378 2016-02-10 Richard Biener <rguenther@suse.de>
9380 PR tree-optimization/69719
9381 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9382 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9384 2016-02-09 Andrew Pinski <apinski@cavium.com>
9387 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9388 get_vcond_mask_icode returns false.
9390 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9393 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9394 an ADDIS that adds a pointer to a large constant that sets the
9395 upper16 bits with a load operation.
9397 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9400 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9402 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9404 (vzipq_s16): Likewise.
9405 (vzipq_s32): Likewise.
9406 (vzipq_f32): Likewise.
9407 (vzipq_u8): Likewise.
9408 (vzipq_u16): Likewise.
9409 (vzipq_u32): Likewise.
9410 (vzipq_p8): Likewise.
9411 (vzipq_p16): Likewise.
9413 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9416 * config/arm/arm.c (neon_endian_lane_map): New function.
9417 (neon_vector_pair_endian_lane_map): New function.
9418 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9419 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9421 (vuzpq_s16): Likewise.
9422 (vuzpq_s32): Likewise.
9423 (vuzpq_f32): Likewise.
9424 (vuzpq_u8): Likewise.
9425 (vuzpq_u16): Likewise.
9426 (vuzpq_u32): Likewise.
9427 (vuzpq_p8): Likewise.
9428 (vuzpq_p16): Likewise.
9430 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9433 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9436 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9438 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9439 truncate const_int operand 1 to QImode.
9441 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9443 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9444 corresponding to an abnormal edge.
9446 2016-02-09 Tom de Vries <tom@codesourcery.com>
9448 PR tree-optimization/69599
9449 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9451 (find_func_aliases_for_builtin_call, find_func_clobbers)
9452 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9455 2016-02-09 Richard Biener <rguenther@suse.de>
9457 PR tree-optimization/69715
9458 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9459 LHS on calls as non-rewritable.
9461 2016-02-09 Tom de Vries <tom@codesourcery.com>
9464 * lto-wrapper.c (append_diag_options): New function.
9465 (compile_offload_image): Call append_diag_options.
9467 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9470 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9471 Minor copy-edit to fix verb tenses.
9473 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9475 PR tree-optimization/69209
9476 * ipa-split.c (split_function): If split part is not
9477 returning retval, retval has gimple type but is not
9478 gimple value, force it into a SSA_NAME first.
9480 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9482 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9485 2016-02-08 Jason Merrill <jason@redhat.com>
9488 * convert.c (convert_to_integer_1): Check dofold on truncation
9490 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9491 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9492 Rename from *_nofold.
9493 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9494 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9496 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9499 * tree.c (build_common_tree_nodes): Remove short_double argument.
9500 All callers changed.
9501 * tree.h (build_common_tree_nodes): Adjust declaration.
9502 * doc/invoke.texi (-fshort-double): Remove documentation.
9503 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9504 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9505 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9506 (append_linker_options): Don't handle OPT_fshort_double.
9508 PR rtl-optimization/68730
9509 * lra-remat.c (insn_to_cand_activation): New static variable.
9510 (lra_remat): Allocate and free it.
9511 (create_cand): New arg activation. Initialize a field in
9512 insn_to_cand_activation if it is nonnull.
9513 (create_cands): Pass the activation insn to create_cand when making
9514 a candidate involving an output reload. Reorganize code a little.
9515 (do_remat): Keep track of active status of candidates in a separate
9518 2016-02-08 Richard Biener <rguenther@suse.de>
9520 PR tree-optimization/69719
9521 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9522 Properly use absolute of the difference of the two offsets to
9523 compare or adjust the segment length.
9525 2016-02-08 Richard Biener <rguenther@suse.de>
9526 Jeff Law <law@redhat.com>
9529 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9530 types for anonymous SSA names.
9532 2016-02-08 Richard Biener <rguenther@suse.de>
9534 PR rtl-optimization/69274
9535 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9537 2016-02-08 Jeff Law <law@redhat.com>
9539 PR tree-optimization/65917
9540 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9541 equivalences from if (x == y) style conditionals.
9542 (loop_depth_of_name): Remove.
9543 (record_equality): Remove loop depth check.
9544 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9545 (const_and_copies::record_const_or_copy_raw): New member function.
9546 * tree-ssa-scopedtables.c
9547 (const_and_copies::record_const_or_copy_raw): New, factored out of
9548 (const_and_copies::record_const_or_copy): Call new member function.
9550 2016-02-05 Jeff Law <law@redhat.com>
9552 PR tree-optimization/68541
9553 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9554 (count_stmts_in_block): New function.
9555 (poor_ifcvt_candidate_code): Likewise.
9556 (is_feasible_trace): Add some heuristics to determine when path
9557 splitting is profitable.
9558 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9559 is a diamond with a single exit.
9561 2016-02-05 Martin Sebor <msebor@redhat.com>
9564 * doc/invoke.texi: Update -Wplacement-new to take an optional
9567 2016-02-06 Richard Henderson <rth@redhat.com>
9570 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9571 out of non-standard address spaces.
9573 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9575 PR rtl-optimization/69691
9576 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9578 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9580 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9581 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9582 (*ieee128_mfvsrd_64bit): Likewise.
9583 (*ieee128_mfvsrd_32bit): Likewise.
9585 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9589 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9591 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9592 instrumented_version.
9594 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9596 * doc/invoke.texi (Optimize Options): In table of --param options
9597 rename second occurrence of tracer-min-branch-ratio to
9598 tracer-min-branch-probability, rename
9599 tracer-min-branch-ratio-feedback to
9600 tracer-min-branch-probability-feedback and clarify description,
9601 rename sched-spec-state-edge-prob-cutoff to
9602 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9603 to selsched-insns-to-rename, rename lto-minpartition to
9604 lto-min-partition, delete reorder-blocks-duplicate and
9605 reorder-blocks-duplicate-feedback.
9607 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9609 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9612 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9614 * doc/extend.texi: S/390: Correct some typos.
9616 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9618 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9620 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9623 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9624 (s390_register_info_gprtofpr): Use new macros above.
9625 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9627 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9628 its name. Adjust restore and save gpr ranges.
9629 (s390_register_info_set_ranges): New function.
9630 (s390_register_info): Use new macros above. Call
9631 s390_register_info_set_ranges.
9632 (s390_optimize_register_info): Likewise.
9633 (s390_hard_regno_rename_ok): Use new macros.
9634 (s390_hard_regno_scratch_ok): Likewise.
9635 (s390_emit_epilogue): Likewise.
9636 (s390_can_use_return_insn): Likewise.
9637 (s390_optimize_prologue): Likewise.
9638 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9640 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9643 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9645 (ix86_option_override_internal): Disable TARGET_STV even for
9646 -m{incoming,preferred}-stack-boundary=3.
9648 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9650 * config.gcc: Mark deprecated rtems targets as obsolete.
9652 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9654 PR rtl-optimization/64682
9655 PR rtl-optimization/69567
9656 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9657 before I2 only if the register is both used and set in I2.
9659 2016-02-04 DJ Delorie <dj@redhat.com>
9661 * config/msp430/msp430.c (msp430_start_function): Add function type.
9663 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9666 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9668 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9670 PR rtl-optimization/69577
9672 2015-10-29 Richard Henderson <rth@redhat.com>
9676 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9677 sse check to the exact conditions of PR 67609.
9679 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9682 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9683 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9684 not allowed into the traditional Altivec registers.
9685 (movtd_64bit_nodm): Likewise.
9686 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
9688 2016-02-04 David Malcolm <dmalcolm@redhat.com>
9690 * config/aarch64/cortex-a57-fma-steering.c
9691 (aarch64_register_fma_steering): Remove "static" from arguments
9694 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
9697 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
9700 2016-02-04 Mike Frysinger <vapier@gentoo.org>
9702 * doc/invoke.texi: Delete -mno-fma4.
9704 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
9706 PR rtl-optimization/69577
9707 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
9708 (find_subregs_of_mode): Update accordingly. Iterate over partial
9711 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
9713 * config/arm/arm-protos.h (neon_reinterpret): Remove.
9714 * config/arm/arm.c (neon_reinterpret): Remove.
9715 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
9716 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
9717 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
9718 vreinterpretti): Remove.
9719 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
9720 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
9721 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
9722 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
9723 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
9724 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
9725 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
9726 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
9727 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
9728 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
9729 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
9730 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
9731 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
9732 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
9733 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
9734 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
9735 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
9736 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
9737 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
9738 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
9739 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
9740 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
9741 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
9742 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
9743 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
9744 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
9745 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
9746 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
9747 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
9748 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
9749 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
9750 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
9751 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
9752 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
9753 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
9754 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
9755 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
9756 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
9757 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
9758 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
9759 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
9760 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
9761 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
9762 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
9763 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
9764 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
9765 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
9766 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
9767 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
9768 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
9769 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
9770 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
9771 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
9772 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
9773 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
9774 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
9775 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
9776 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
9777 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
9778 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
9779 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
9780 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
9781 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
9782 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
9783 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
9784 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
9785 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
9786 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
9787 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
9788 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
9789 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
9790 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
9791 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
9792 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
9793 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
9794 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
9795 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
9796 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
9797 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
9798 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
9799 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
9800 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
9801 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
9802 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
9803 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
9804 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
9805 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
9806 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
9807 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
9808 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
9809 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
9810 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
9811 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
9812 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
9813 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
9814 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
9815 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
9816 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
9817 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
9818 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
9819 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
9820 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
9821 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
9823 2016-02-04 Martin Liska <mliska@suse.cz>
9826 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
9827 that are gimple_store_p.
9828 (maybe_instrument_call): Likewise.
9830 2016-02-04 Bin Cheng <bin.cheng@arm.com>
9832 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
9833 register scaling out of memory reference and comment why.
9835 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9839 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
9840 folding the source of a SET.
9842 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9846 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
9847 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
9849 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
9853 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
9856 2016-02-04 Christian Bruel <christian.bruel@st.com>
9858 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
9859 * config/arm/arm.c (arm_set_current_function): Likewise.
9861 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9862 Ilya Enkovich <enkovich.gnu@gmail.com>
9863 H.J. Lu <hongjiu.lu@intel.com>
9866 * config/i386/i386.c (convert_scalars_to_vector): Remove
9867 stack alignment fixes.
9868 (ix86_option_override_internal): Disable TARGET_STV if stack
9869 might not be aligned enough.
9870 (ix86_minimum_alignment): Assert that TARGET_STV is false.
9872 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
9874 * config/i386/x86-tune.def: Disable default prefetching
9877 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9878 Vladimir Makarov <vmakarov@redhat.com>
9881 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
9882 in validating fused toc addresses.
9884 2016-02-03 Jakub Jelinek <jakub@redhat.com>
9887 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
9888 range->m_caret fields if range->m_show_caret_p is false.
9891 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9892 Force oldval into register if it does not satisfy reg_or_short_operand
9893 predicate. Fix up formatting.
9895 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
9896 Alexandre Oliva <aoliva@redhat.com>
9899 * lra-constraints.c (simplify_operand_subreg): Check additionally
9900 address validity after potential reloading.
9901 (process_address_1): Check insns validity. In case of failure do
9904 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
9907 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
9910 2016-02-02 Jakub Jelinek <jakub@redhat.com>
9912 * wide-int.cc (canonize_uhwi): New function.
9913 (wi::divmod_internal): Use it.
9915 2016-02-02 James Norris <jnorris@codesourcery.com
9917 * gimplify.c (omp_notice_variable): Add usage check.
9919 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
9921 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
9922 like LE, GE, LT, GT when emitting relational operator.
9924 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9926 * ira-costs.c (find_costs_and_classes): Add extra argument.
9927 * target.def (ira_change_pseudo_allocno_class): Add parameter.
9928 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
9929 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
9930 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
9931 Add best_class parameter, and return it if not ALL_REGS.
9932 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
9934 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
9937 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
9939 * config/aarch64/aarch64.c
9940 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
9941 (aarch64_ira_change_pseudo_allocno_class): New function.
9943 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
9946 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
9948 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9950 * config/avr/avr.c (avr_option_override): Set
9951 PARAM_ALLOW_STORE_DATA_RACES to 1.
9953 2016-02-02 Richard Biener <rguenther@suse.de>
9955 PR tree-optimization/69595
9956 * match.pd: Add range test simplifications to true/false.
9958 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
9960 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
9961 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
9964 2016-02-02 Richard Biener <rguenther@suse.de>
9966 PR tree-optimization/69606
9967 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
9968 info on the result before moving a stmt.
9970 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
9973 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
9974 branch with vector comparison.
9975 * config/i386/sse.md (VI48_AVX): New mode iterator.
9976 (define_expand "cbranch<mode>4): Add support for conditional branch
9977 with vector comparison.
9978 * tree-vect-loop.c (optimize_mask_stores): New function.
9979 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
9980 has_mask_store field of vect_info.
9981 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
9982 vectorized loops having masked stores after vec_info destroy.
9983 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
9984 correspondent macros.
9985 (optimize_mask_stores): Add prototype.
9987 2016-02-02 Alan Modra <amodra@gmail.com>
9990 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
9993 2016-02-02 Alan Modra <amodra@gmail.com>
9996 * config/rs6000/rs6000.c (need_toc_init): New var, set it
9997 whenever toc_label_name used.
9998 (rs6000_file_start): Don't set up toc section here,
9999 (rs6000_output_function_epilogue): do so here instead,
10000 (rs6000_xcoff_file_start): and here.
10001 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10002 (load_toc_aix_di): Likewise.
10004 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10006 PR rtl-optimization/69592
10007 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10008 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10009 (num_sign_bit_copies_binary_arith_p): New inline function.
10010 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10012 2016-02-01 Jeff Law <law@redhat.com>
10014 PR tree-optimization/69580
10015 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10016 * tree-ssa-threadbackward.c
10017 (fsm_find_control_statement_thread_paths): Do not try to walk
10018 through large PHI nodes.
10020 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10022 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10023 when count is incremented above limit, don't analyze further
10026 * omp-low.c (oacc_parse_default_dims): Avoid
10027 -Wsign-compare warning, make sure value fits into int
10028 rather than just unsigned int.
10030 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10032 PR tree-optimization/67921
10033 * fold-const.c (split_tree): New parameters. Convert pointer
10034 type variable part to proper type before negating.
10035 (fold_binary_loc): Pass new arguments to split_tree.
10037 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10039 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10040 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10041 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10042 * doc/tm.texti: Rebuilt.
10043 * doc/invoke.texi (fopenacc-dim): Document.
10044 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10045 (append_compiler_options): Likewise.
10046 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10047 (oacc_parse_default_dims): New.
10048 (oacc_validate_dims): Add USED arg. Select non-unity default when
10050 (oacc_loop_fixed_partitions): Return mask of used partitions.
10051 (oacc_loop_auto_partitions): Emit dump info.
10052 (oacc_loop_partition): Return mask of used partitions.
10053 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10054 loop partitioning and validation calls.
10056 2016-02-01 Richard Biener <rguenther@suse.de>
10058 PR middle-end/69556
10059 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10061 2016-02-01 Richard Biener <rguenther@suse.de>
10063 PR tree-optimization/69574
10064 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10065 of asserting return chrec_dont_know.
10067 2016-02-01 Martin Liska <mliska@suse.cz>
10069 * mem-stats-traits.h: Add copyright header.
10070 * mem-stats.h: Likewise.
10072 2016-02-01 Richard Biener <rguenther@suse.de>
10074 PR tree-optimization/69579
10075 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10076 Do not propagate through abnormal PHI results.
10078 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10080 * postreload.c (reload_cse_simplify): Remove dead code.
10082 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10084 PR rtl-optimization/69570
10085 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10086 if there is more than one set, not if there is a single set.
10088 2016-02-01 Richard Henderson <rth@redhat.com>
10091 * combine.c (make_compound_operation): When looking through a
10092 subreg, make sure to re-extend to the width of the outer mode.
10094 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10096 PR tree-optimization/69546
10097 * wide-int.cc (wi::divmod_internal): For unsigned division
10098 where both operands fit into uhwi, if o1 is 1 and o0 has
10099 msb set, if divident_prec is larger than bits per hwi,
10100 clear another quotient word and return 2 instead of 1.
10101 Similarly for remainder with msb in HWI set, if dividend_prec
10102 is larger than bits per hwi.
10104 2016-01-29 Martin Jambor <mjambor@suse.cz>
10106 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10107 Use short lowercase names.
10108 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10109 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10110 acq_rel one. Protect warning agains segfaults if
10111 get_memory_order_name returns NULL.
10112 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10113 with release semantics. Do not warn if get_memory_order already did.
10114 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10115 semantics. Fix check for relaxed or acquire semantics. Do not warn
10116 if get_memory_order already did.
10118 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10120 * doc/install.texi: Document that isl-0.16 is supported.
10122 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10125 * config/i386/constraints.md (Bm): Describe as special memory
10127 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10128 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10129 * genpreds.c (struct constraint_data): Add is_special_memory.
10130 (have_special_memory_constraints, special_memory_start): New
10132 (special_memory_end): Ditto.
10133 (add_constraint): Add new arg is_special_memory. Add code to
10134 process its true value. Update have_special_memory_constraints.
10135 (process_define_constraint): Pass the new arg.
10136 (process_define_register_constraint): Ditto.
10137 (choose_enum_order): Process special memory.
10138 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10139 function insn_extra_special_memory_constraint.
10140 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10141 * gensupport.c (process_rtx): Process
10142 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10143 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10144 * ira-lives.c (single_reg_class): Use
10145 insn_extra_special_memory_constraint.
10146 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10147 * lra-constraints.c (process_alt_operands): Ditto.
10148 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10149 * recog.c (asm_operand_ok, preprocess_constraints): Process
10151 * reload.c (find_reloads): Ditto.
10152 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10153 * stmt.c (parse_input_constraint): Use
10154 insn_extra_special_memory_constraint.
10156 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10159 * lra-splill.c (lra_final_code_change): Revert r229087 by
10160 removing all sub-registers.
10162 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10165 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10167 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10170 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10171 SSE1, copy target into the temporary reg first before recursing
10174 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10176 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10179 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10181 * ginclude/stdarg.h: Test __cplusplus instead of
10182 __GXX_EXPERIMENTAL_CXX0X__.
10184 2016-01-29 Richard Biener <rguenther@suse.de>
10186 PR tree-optimization/69547
10187 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10188 Do not mark clobbers necessary.
10189 (mark_all_reaching_defs_necessary_1): Likewise.
10191 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10193 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10194 declaration name with %qs and print it in both error messages.
10195 Also fix indentation.
10197 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10200 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10201 trailing blank line from error message.
10203 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10206 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10209 2016-01-29 Richard Biener <rguenther@suse.de>
10211 PR middle-end/69537
10212 * match.pd: Allow all integral types when simplifying a
10213 widening or sign-changing conversion.
10215 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10217 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10218 back to setting codegen_error to fail codegen.
10220 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10223 * config/i386/constraints.md (C): Only accept constant zero operand.
10224 (BC): New constraint.
10225 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10226 instead of C constraint.
10227 * doc/md.texi (Machine Constraints): Update description
10230 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10233 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10235 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10237 PR middle-end/69542
10238 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10241 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10243 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10244 branches if using guessed profile.
10246 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10248 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10250 2016-01-28 Richard Henderson <rth@redhat.com>
10253 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10254 * config/aarch64/aarch64-protos.h: Update.
10255 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10256 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10257 (aarch64_get_condition_code_1): Handle CC_Cmode.
10258 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10259 (*add<mode>3_compareC_cconly_imm): New.
10260 (*add<mode>3_compareC_cconly): New.
10261 (*add<mode>3_compareC_imm): New.
10262 (add<mode>3_compareC): New.
10263 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10264 to be first. Use aarch64_carry_operation.
10265 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10266 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10267 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10268 (subti3): Use subdi3_compare1.
10269 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10270 (sub<mode>3_compare1): New.
10271 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10272 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10273 (*subsi3_carryin_uxtw): Likewise.
10274 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10275 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10276 * config/aarch64/iterators.md (DWI): New.
10277 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10278 (aarch64_borrow_operation): New.
10280 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10282 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10283 message when isl does not return a valid schedule.
10285 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10287 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10288 Remove comments from class declarations: they are already in the code
10291 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10293 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10295 (ternary_op_to_tree): Same.
10296 (unary_op_to_tree): Same.
10297 (nary_op_to_tree): Same.
10298 (gcc_expression_from_isl_expr_op): Same.
10299 (gcc_expression_from_isl_expression): Same.
10300 (graphite_create_new_loop): Same.
10301 (graphite_create_new_loop_guard): Same.
10302 (build_iv_mapping): Same.
10303 (graphite_create_new_guard): Same.
10304 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10305 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10307 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10309 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10310 instead of setting codegen_error to fail codegen.
10312 2016-01-28 Jason Merrill <jason@redhat.com>
10314 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10316 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10318 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10319 Remove CONST_INT_P check in CCMP cost calculation.
10321 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10323 * config/aarch64/aarch64.c (generic_vector_cost):
10324 Set vec_permute_cost.
10325 (cortexa57_vector_cost): Likewise.
10326 (exynosm1_vector_cost): Likewise.
10327 (xgene1_vector_cost): Likewise.
10328 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10329 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10330 Add vec_permute_cost entry.
10332 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10334 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10336 (add<mode>3_compare0): Likewise.
10337 (addsi3_compare0_uxtw): Likewise.
10338 (add<mode>3nr_compare0): Likewise.
10339 (compare_neg<mode>): Likewise.
10340 (<optab><mode>3): Likewise.
10342 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10344 * tree-vect-stmts.c (vectorizable_comparison): Add
10345 NULL check for vectype.
10347 2016-01-28 Richard Biener <rguenther@suse.de>
10349 PR tree-optimization/69466
10350 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10351 Account for PHIs we couldn't duplicate.
10353 2016-01-28 Martin Liska <mliska@suse.cz>
10356 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10357 instead of ENABLE_VALGRIND_CHECKING.
10359 2016-01-27 Richard Henderson <rth@redhat.com>
10362 * lra-remat.c (subreg_regs): New.
10363 (dump_candidates_and_remat_bb_data): Dump it.
10364 (operand_to_remat): Reject if operand in subreg_regs.
10365 (set_bb_regs): Collect subreg_regs.
10366 (lra_remat): Init and free subreg_regs. Compute
10367 calculate_local_reg_remat_bb_data before create_cands.
10369 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10372 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10373 change stack_alignment_needed for __tls_get_addr call.
10375 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10377 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10379 2016-01-27 Jeff Law <law@redhat.com>
10381 PR tree-optimization/68398
10382 PR tree-optimization/69196
10383 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10384 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10385 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10386 Only count PHIs in the last block in the path. The others will
10387 const/copy propagate away. Add heuristic to allow more irreducible
10388 subloops to be created when it is likely profitable to do so.
10390 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10391 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10392 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10394 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10397 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10398 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10399 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10400 * tree-streamer-in.c: Include asan.h.
10401 (streamer_get_builtin_tree): For builtins in sanitizer
10402 range call initialize_sanitizer_builtins and retry.
10404 2016-01-27 Ian Lance Taylor <iant@google.com>
10406 * common.opt (fkeep-gc-roots-live): New undocumented option.
10407 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10408 -fkeep-gc-roots-live, skip pointers.
10409 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10412 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10415 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10416 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10418 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10421 * configure.ac: NetBSD provides SSP in its C library.
10422 * configure: Updated.
10424 2016-01-27 Richard Biener <rguenther@suse.de>
10426 PR tree-optimization/69166
10427 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10428 reduction code for commutativity / associativity.
10430 2016-01-27 Martin Jambor <mjambor@suse.cz>
10432 PR tree-optimization/69355
10433 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10434 total_scalarization fails.
10436 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10438 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10441 2016-01-27 Christian Bruel <christian.bruel@st.com>
10444 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10445 Move arm_reset_previous_fndecl and set_target_option_current_node in
10446 the conditional part. Call save_restore_target_globals.
10447 * config/arm/arm.c (arm_set_current_function):
10448 Refactor to better support #pragma target and attribute mix.
10449 Call save_restore_target_globals.
10450 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10452 2016-01-27 Martin Liska <mliska@suse.cz>
10454 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10455 reference for an HSA kernel and its host function.
10457 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10459 PR tree-optimization/69399
10460 * wide-int.h (wi::lrshift): For larger precisions, only
10461 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10463 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10465 * config/arc/predicates.md (proper_comparison_operator): Reject
10466 constant-constant comparison.
10468 2016-01-26 Tom de Vries <tom@codesourcery.com>
10470 PR tree-optimization/69110
10471 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10472 DR_NUM_DIMENSIONS == 0.
10474 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10475 Sebastian Pop <s.pop@samsung.com>
10477 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10478 isl_ast_op_cond and isl_ast_op_select.
10479 (gcc_expression_from_isl_expr_op): Same.
10481 2016-01-26 Jason Merrill <jason@redhat.com>
10484 * tree.c (recompute_constructor_flags): Split out from
10486 (verify_constructor_flags): New.
10487 * tree.h: Declare them.
10489 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10491 PR rtl-optimization/69217
10492 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10493 are no TYPE_FIELDS set for the record type.
10495 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10498 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10499 toc_label_name unconditionally.
10500 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10501 SYMBOL_REF string. Use toc_label_name instead of constructing
10503 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10504 constructing LCTOC1.
10506 2016-01-26 Martin Sebor <msebor@redhat.com>
10509 * doc/extend.texi (Common Type Attributes): Move text that talks about
10510 attribute packed from attribute aligned to the section discussing
10511 the former attribute for clarity.
10513 2016-01-26 Richard Henderson <rth@redhat.com>
10515 PR middle-end/60908
10516 * trans-mem.c (tm_region_init): Mark entry block as visited.
10518 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10521 * diagnostic-show-locus.c (layout::print_source_line): Replace
10522 call to pp_newline with call to layout::print_newline.
10523 (layout::print_annotation_line): Likewise.
10524 (layout::move_to_column): Likewise.
10525 (layout::print_any_fixits): After printing any fixits, print a
10526 trailing newline, if necessary.
10527 (layout::print_newline): New method, resetting any colorization
10529 (diagnostic_show_locus): Move the pp_newline to before the
10530 early bailout. Remove dummy block enclosing the layout instance.
10531 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10532 of pp_newline_and_flush with pp_flush.
10533 (diagnostic_append_note): Delete use of pp_newline.
10534 (diagnostic_append_note_at_rich_loc): Delete.
10535 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10536 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10537 when newline characters are added to the buffer.
10539 2016-01-26 Michael Matz <matz@suse.de>
10541 * configure.ac (ac_cv_std_swap_in_utility): New test.
10542 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10543 * configure: Regenerate.
10544 * config.in: Regenerate.
10546 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10548 * config/arc/arc.md (cstoresi4): Force operand into register.
10549 (arcset<code>): Fix predicate.
10550 (arcsetltu): Likewise.
10551 (arcsetgeu): Likewise.
10552 (arcsethi): Likewise.
10553 (arcsetls): Likewise.
10555 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10557 PR tree-optimization/69483
10558 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10559 if base has error_mark_node type.
10561 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10564 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10565 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10567 (vget_lane_f16): Handle big-endian.
10568 (vgetq_lane_f16): Likewise.
10569 (vset_lane_f16): Likewise.
10570 (vsetq_lane_f16): Likewise.
10571 * config/arm/iterators.md (VQXMOV): Add V8HF.
10572 (VDQ): Add V4HF and V8HF.
10573 (V_reg): Handle V4HF and V8HF.
10574 (Is_float_mode): Likewise.
10575 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10576 neon_vdup_nv8hf): New patterns.
10577 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10578 Use VD_LANE iterator.
10579 (neon_vld1_dup<mode>): Use VQ2 iterator.
10581 2016-01-26 Nathan Sidwell <nathan@acm.org>
10583 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10584 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10585 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10586 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10587 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10588 (oacc_validate_dims): Add LEVEL arg, don't return level.
10589 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10590 oacc_validate_dims.
10591 (execute_oacc_device_lower): Adjust, add more dump output.
10592 * tree-ssa-loop.c (gate_oacc_kernels): Use
10593 oacc_fn_attrib_kernels_p.
10594 * tree-parloops.c (create_parallel_loop): Adjust
10595 set_oacc_fn_attrib call.
10597 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10600 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10601 (append_compiler_options): Handle -fcilkplus.
10602 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10604 2016-01-26 Nick Clifton <nickc@redhat.com>
10607 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10608 been marked as DECL_ONE_ONLY but we do not the means to make it
10609 so, then do not allow it to bind locally.
10611 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10614 * opts.h (parse_sanitizer_options): New prototype.
10615 * opts.c (sanitizer_opts): New array.
10616 (parse_sanitizer_options): New function.
10617 (common_handle_option): Use parse_sanitizer_options.
10619 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10622 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10623 alignment adjustment to ...
10624 (ix86_update_stack_boundary): Here. Don't over-align stack for
10626 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10627 if __tls_get_addr is called.
10629 2016-01-26 Christian Bruel <christian.bruel@st.com>
10631 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10633 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10635 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10637 2016-01-26 Richard Biener <rguenther@suse.de>
10639 PR middle-end/69467
10640 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10642 2016-01-26 Richard Biener <rguenther@suse.de>
10644 PR tree-optimization/69452
10645 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10646 (move_computations_dom_walker::before_dom_children): Rename
10648 (move_computations_worker): This.
10649 (move_computations): Perform an RPO rather than a DOM walk.
10651 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10654 * combine.c (combine_instructions): For REG_EQUAL note with
10655 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10656 to the underlying register.
10657 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10658 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10660 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10663 * config/aarch64/aarch64-builtins.c
10664 (aarch64_init_simd_builtin_types): Do not set structural
10665 equality to __Poly{8,16,64,128}_t types.
10667 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10669 PR tree-optimization/69400
10670 * wide-int.cc (wi_pack): Take the precision as argument and
10671 perform canonicalization here rather than in the callers.
10672 Use the main loop to handle all full-width HWIs. Add a
10673 zero HWI if in_len isn't a full result.
10674 (wi::divmod_internal): Update accordingly.
10675 (wi::mul_internal): Likewise. Simplify.
10677 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10678 Sebastian Pop <s.pop@samsung.com>
10680 * graphite-poly.c (apply_poly_transforms): Simplify.
10681 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10682 (print_isl_map): Same.
10683 (print_isl_union_map): Same.
10684 (print_isl_schedule): New.
10685 (debug_isl_schedule): New.
10686 * graphite-dependences.c (scop_get_reads): Do not call
10687 isl_union_map_add_map that is undocumented isl functionality.
10688 (scop_get_must_writes): Same.
10689 (scop_get_may_writes): Same.
10690 (scop_get_original_schedule): Remove.
10691 (scop_get_dependences): Do not call isl_union_map_compute_flow that
10692 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
10693 (compute_deps): Remove.
10694 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
10695 (debug_schedule_ast): New.
10696 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
10697 set_separate_option.
10698 (graphite_regenerate_ast_isl): Add dump.
10699 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
10700 from scop->transformed_schedule.
10701 (graphite_regenerate_ast_isl): Add more dump.
10702 * graphite-optimize-isl.c (optimize_isl): Set
10703 scop->transformed_schedule. Check whether schedules are equal.
10704 (apply_poly_transforms): Move here.
10705 * graphite-poly.c (apply_poly_transforms): ... from here.
10706 (free_poly_bb): Static.
10707 (free_scop): Static.
10708 (pbb_number_of_iterations_at_time): Remove.
10709 (print_isl_ast): New.
10710 (debug_isl_ast): New.
10711 (debug_scop_pbb): New.
10712 * graphite-scop-detection.c (print_edge): Move.
10713 (print_sese): Move.
10714 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
10715 (build_scop_scattering): Remove.
10716 (create_pw_aff_from_tree): Assert instead of bailing out.
10717 (add_condition_to_pbb): Remove unused code, do not fail.
10718 (add_conditions_to_domain): Same.
10719 (add_conditions_to_constraints): Remove.
10720 (build_scop_context): New.
10721 (add_iter_domain_dimension): New.
10722 (build_iteration_domains): Initialize pbb->iterators.
10723 Call add_conditions_to_domain.
10726 (index_outermost_in_loop): New.
10727 (index_pbb_in_loop): New.
10728 (outermost_pbb_in): New.
10729 (add_in_sequence): New.
10730 (add_outer_projection): New.
10731 (outer_projection_mupa): New.
10732 (add_loop_schedule): New.
10733 (build_schedule_pbb): New.
10734 (build_schedule_loop): New.
10735 (embed_in_surrounding_loops): New.
10736 (build_schedule_loop_nest): New.
10737 (build_original_schedule): New.
10738 (build_poly_scop): Call build_original_schedule.
10739 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
10740 (free_poly_dr): Remove.
10741 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
10742 (free_poly_bb): Remove.
10743 (debug_loop_vec): Remove.
10744 (print_isl_ast): Declare.
10745 (debug_isl_ast): Declare.
10746 (scop_do_interchange): Remove.
10747 (scop_do_strip_mine): Remove.
10748 (scop_do_block): Remove.
10749 (flatten_all_loops): Remove.
10750 (optimize_isl): Remove.
10751 (pbb_number_of_iterations_at_time): Remove.
10752 (debug_scop_pbb): Declare.
10753 (print_schedule_ast): Declare.
10754 (debug_schedule_ast): Declare.
10755 (struct scop): Remove schedule. Add original_schedule,
10756 transformed_schedule.
10757 (free_gimple_poly_bb): Remove.
10758 (print_generated_program): Remove.
10759 (debug_generated_program): Remove.
10760 (unify_scattering_dimensions): Remove.
10761 * sese.c (print_edge): ... here.
10762 (print_sese): ... here.
10763 (debug_edge): ... here.
10764 (debug_sese): ... here.
10765 * sese.h (print_edge): Declare.
10766 (print_sese): Declare.
10767 (dump_edge): Declare.
10768 (dump_sese): Declare.
10770 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10771 Sebastian Pop <s.pop@samsung.com>
10773 * Makefile.in: Set ISLVER in site.exp.
10775 2016-01-25 Jakub Jelinek <jakub@redhat.com>
10777 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
10778 DECL_VALUE_EXPR of new_var even for the non-array case. Look
10779 through DECL_VALUE_EXPR for expansion.
10781 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10783 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
10784 the frame info after reload completed.
10786 2016-01-25 Jeff Law <law@redhat.com>
10788 PR tree-optimization/69196
10789 PR tree-optimization/68398
10790 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
10791 tree-ssa-threadupdate.c.
10792 (determine_bb_domination_status): Prototype
10793 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
10794 (determine_bb_domination_status): No longer static.
10795 (valid_jump_thread_path): Remove code to detect characteristics
10796 of the jump thread path not associated with correctness.
10797 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
10798 Correct test for thread path length. Count PHIs for real operands as
10799 statements that need to be copied. Do not count ASSERT_EXPRs.
10800 Look at all the blocks in the thread path. Compute and selectively
10801 filter thread paths based on threading through the latch, threading
10802 a multiway branch or crossing a multiway branch.
10804 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10806 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
10807 decl with __attribute__ ((unused)) annotation.
10809 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
10812 * tree-vect-stmts.c (vectorizable_condition): Check vectype
10813 of operands is compatible with a statement vectype.
10815 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
10817 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
10818 improve wording for mixed storage order support.
10820 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
10822 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
10823 (vcvt_u64_f64): Likewise.
10824 (vcvta_s64_f64): Likewise.
10825 (vcvta_u64_f64): Likewise.
10826 (vcvtm_s64_f64): Likewise.
10827 (vcvtm_u64_f64): Likewise.
10828 (vcvtn_s64_f64): Likewise.
10829 (vcvtn_u64_f64): Likewise.
10830 (vcvtp_s64_f64): Likewise.
10831 (vcvtp_u64_f64): Likewise.
10833 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
10835 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
10836 (arc_init): Check validity mll64 option.
10837 (arc_save_restore): Use double load/store instruction.
10838 (arc_expand_movmem): Likewise.
10839 (arc_split_move): Don't split if we have double load/store
10840 instructions. Returns a boolean.
10841 (arc_process_double_reg_moves): Change function to return boolean
10842 instead of a sequence of instructions.
10843 (arc_dwarf_register_span): New function.
10844 * config/arc/arc-protos.h (arc_split_move): Change prototype.
10845 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
10846 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
10847 (*movdf_insn): Likewise.
10848 * config/arc/arc.opt (mll64): New option.
10849 * config/arc/predicates.md (even_register_operand): New predicate.
10850 * doc/invoke.texi (ARC Options): Add mll64 documentation.
10852 2016-01-25 Richard Biener <rguenther@suse.de>
10855 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
10856 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
10858 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
10860 2016-01-25 Richard Biener <rguenther@suse.de>
10862 PR tree-optimization/69376
10863 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
10865 (VN_INFO_ANTI_RANGE_P): New inline.
10866 (VN_INFO_RANGE_TYPE): Likewise.
10867 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
10868 SSA_NAME_ANTI_RANGE_P.
10869 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
10870 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10871 Properly query VN_INFO_RANGE_TYPE.
10873 2016-01-25 Nick Clifton <nickc@redhat.com>
10876 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
10878 2016-01-23 Tom de Vries <tom@codesourcery.com>
10880 PR tree-optimization/69426
10881 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
10884 2016-01-23 Jakub Jelinek <jakub@redhat.com>
10886 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
10887 "the the" with "the" in the comments.
10888 * ipa-devirt.c (build_type_inheritance_graph,
10889 update_type_inheritance_graph): Likewise.
10890 * tree.c (build_function_type_list_1): Likewise.
10891 * cfgloopmanip.c (scale_loop_profile): Likewise.
10892 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
10893 * gimple-ssa-split-paths.c
10894 (find_block_to_duplicate_for_splitting_paths): Likewise.
10895 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
10896 * expr.c (convert_move): Likewise.
10897 * var-tracking.c (vt_stack_adjustments): Likewise.
10898 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10899 * tree-vrp.c (test_for_singularity): Likewise.
10901 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
10902 directly instead of building a temporary tree.
10905 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
10906 remove <algorithm> include.
10908 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10911 * config/i386/i386.c: Include dojump.h.
10912 (expand_small_movmem_or_setmem,
10913 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
10915 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
10916 if dynamic_check != -1.
10918 2016-01-21 Jeff Law <law@redhat.com>
10920 PR middle-end/69347
10921 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
10922 record_temporary_equivalences. Rewritten to avoid unnecessary calls
10923 into dominated_by_p.
10924 (cprop_into_successor_phis): Avoid unnecessary tests.
10926 2016-01-22 Richard Henderson <rth@redhat.com>
10929 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
10930 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
10932 2016-01-22 Michael Matz <matz@suse.de>
10934 * system.h (string, algorithm): Include only conditionally.
10935 (new): Include always under C++.
10936 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
10937 * final.c (toplevel): Ditto.
10938 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
10939 * genconditions.c (write_header): Make gencondmd.c define
10941 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
10943 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
10944 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
10946 2016-01-22 Christian Bruel <christian.bruel@st.com>
10949 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
10951 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10954 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
10955 define_insn_and_split. Ensure operands[1] and operands[0] do not
10956 get assigned the same register.
10958 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
10960 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
10962 2016-01-22 Christian Bruel <christian.bruel@st.com>
10964 * config/arm/arm-c.c (arm_pragma_target_parse):
10965 Remove warn_builtin_macro_redefined overwrite.
10967 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10969 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
10970 flag_non_call_exceptions compatibility.
10972 2016-01-22 Jakub Jelinek <jakub@redhat.com>
10975 * dwarf2out.c (add_child_die_after): New function.
10976 (dwarf_qual_info_t): New type.
10977 (dwarf_qual_info): New variable.
10978 (qualified_die_p): New function.
10979 (modified_type_die): For -fdebug-types-section, ensure
10980 canonical order of qualifiers. Put qualified DIEs adjacent
10981 to the corresponding non-qualified type DIE and search there
10982 for existing qualified DIEs.
10984 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
10986 * doc/extend.texi (scalar_storage_order type attribute): Document
10987 restriction on type punning and aliasing, and remove future tense.
10989 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
10992 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
10995 2016-01-21 Jeff Law <law@redhat.com>
10997 PR middle-end/69347
10998 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
10999 useless call to record_temporary_equivalences.
11000 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11001 allocate 10 slots in the bb_path vector and let it grow as needed.
11002 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11005 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11007 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11009 * configure: Regenerate.
11011 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11013 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11014 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11016 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11018 PR middle-end/66178
11019 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11020 drop EXPAND_INITIALIZER.
11021 * rtl.h (contains_symbolic_reference_p): Declare.
11022 * rtlanal.c (contains_symbolic_reference_p): New function.
11023 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11024 a subtraction into a NOT if symbolic constants are involved.
11026 2016-01-21 Anton Blanchard <anton@samba.org>
11027 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11030 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11032 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11035 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11037 * config/microblaze/microblaze.c
11038 (get_branch_target): New.
11039 (insert_wic_for_ilb_runout): New.
11041 (microblaze_machine_dependent_reorg): New.
11042 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11043 * config/microblaze/microblaze.md
11044 (UNSPEC_IPREFETCH): Define.
11045 (iprefetch): New pattern
11046 * config/microblaze/microblaze.opt
11047 (mxl-prefetch): New flag.
11049 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11051 * config/microblaze/microblaze.h
11052 (FIXED_REGISTERS): Update in macro.
11053 (CALL_USED_REGISTERS): Update in macro.
11055 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11057 PR rtl-optimization/68920
11058 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11061 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11063 PR rtl-optimization/68990
11064 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11065 pseudo instead of inheritance ones.
11067 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11068 Nick Clifton <nickc@redhat.com>
11072 * config/mips/mips.c (mips_compute_frame_info): Initialise
11073 args_size and hard_frame_pointer_offset fields of the frame
11074 structure before calling mips_global_pointer.
11076 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11078 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11080 * configure: Regenerate.
11082 2016-01-21 Richard Biener <rguenther@suse.de>
11084 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11086 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11088 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11089 to actually emit the .size directive.
11091 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11092 Jakub Jelinek <jakub@redhat.com>
11096 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11097 args array size by one to avoid buffer overflow.
11099 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11101 * config/s390/s390.md (pool_section_start): Use switch_to_section
11102 to select proper read-only data section instead of hardcoding
11104 (pool_section_end): Use switch_to_section to match the above.
11106 2016-01-21 Richard Biener <rguenther@suse.de>
11108 PR tree-optimization/69378
11109 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11110 (set_ssa_val_to): Use it for dominance checks taking into
11111 account not executable edges.
11113 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11116 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11117 for bitsize instead of GET_MODE_PRECISION (mode).
11119 2016-01-20 Martin Sebor <msebor@redhat.com>
11122 * extend.texi (__sync Builtins): Clarify the semantics of
11123 __sync_fetch_and_OP built-ins on pointers.
11124 (__atomic Builtins): Same.
11126 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11127 Sebastian Pop <s.pop@samsung.com>
11129 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11130 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11131 (is_valid_rename): Same.
11132 (translate_isl_ast_to_gimple::get_rename): Same.
11133 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11134 (translate_isl_ast_to_gimple::rename_uses): Same.
11135 (get_new_name): Check for close_phi nodes.
11136 (copy_loop_phi_args): Use phi_node_kind.
11137 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11138 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11140 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11141 Sebastian Pop <s.pop@samsung.com>
11143 Revert commit r229783.
11144 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11145 Remove use of parameter_rename_map.
11146 (copy_def): Remove.
11147 (copy_internal_parameters): Remove.
11148 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11149 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11150 (free_sese_info): Do not free parameter_rename_map.
11151 (set_rename): Do not use parameter_rename_map.
11152 (rename_uses): Update call to set_rename.
11153 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11154 * sese.h (parameter_rename_map_t): Remove.
11155 (struct sese_info_t): Remove field parameter_rename_map.
11157 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11158 Sebastian Pop <s.pop@samsung.com>
11160 * graphite-isl-ast-to-gimple.c: Fix comment.
11161 * graphite-scop-detection.c (defined_in_loop_p): New.
11162 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11163 names defined in loop.
11165 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11166 Sebastian Pop <s.pop@samsung.com>
11168 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11169 Discard unstructured if-then-else regions.
11171 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11172 Sebastian Pop <s.pop@samsung.com>
11174 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11175 (cleanup_loop_iter_dom): Remove.
11176 (build_loop_iteration_domains): Remove.
11177 (build_scop_context): Remove.
11178 (build_scop_iteration_domain): Remove.
11179 (add_loop_constraints): New.
11180 (build_iteration_domains): New.
11181 (build_poly_scop): Call build_iteration_domains.
11183 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11184 Sebastian Pop <s.pop@samsung.com>
11186 * graphite-scop-detection.c
11187 (scop_detection::harmful_loop_in_region): Free dom and loops.
11188 (scop_detection::loop_body_is_valid_scop): Free bbs.
11190 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11191 Sebastian Pop <s.pop@samsung.com>
11193 * graphite-scop-detection.c (record_loop_in_sese): New.
11194 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11195 (build_scops): Remove call to build_sese_loop_nests.
11196 * sese.c (sese_record_loop): Remove.
11197 (build_sese_loop_nests): Remove.
11198 (new_sese_info): Remove region->loops.
11199 (free_sese_info): Same.
11200 * sese.h (sese_contains_loop): Same.
11201 (build_sese_loop_nests): Remove.
11202 (sese_contains_loop): Remove.
11204 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11205 Sebastian Pop <s.pop@samsung.com>
11207 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11208 loop_is_valid_in_scop.
11209 (scop_detection::harmful_stmt_in_region): Renamed
11210 harmful_loop_in_region.
11211 Call loop_is_valid_in_scop.
11213 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11214 Sebastian Pop <s.pop@samsung.com>
11216 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11219 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11220 Sebastian Pop <s.pop@samsung.com>
11222 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11223 * graphite.h (struct poly_bb): Remove field is_reduction.
11224 (PBB_IS_REDUCTION): Remove.
11226 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11227 Sebastian Pop <s.pop@samsung.com>
11229 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11230 (add_pdr_constraints): Same.
11231 (scop_get_reads): Same.
11232 (scop_get_must_writes): Same.
11233 (scop_get_may_writes): Same.
11234 (scop_get_original_schedule): Same.
11235 (extend_schedule): Same.
11236 (apply_schedule_on_deps): Same.
11237 (carries_deps): Same.
11238 (compute_deps): Same.
11239 (scop_get_dependences): Same.
11240 * graphite-isl-ast-to-gimple.c
11241 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11242 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11243 (get_schedule_for_band_list): Same.
11244 (get_schedule_map): Same.
11245 (apply_schedule_map_to_scop): Same.
11246 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11247 (build_loop_iteration_domains): Same.
11248 (add_condition_to_pbb): Same.
11249 (add_param_constraints): Same.
11250 (pdr_add_memory_accesses): Same.
11251 (pdr_add_data_dimensions): Same.
11253 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11255 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11258 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11260 * common.opt (feliminate-dwarf2-dups): Replace references to
11261 "DWARF 2" with just "DWARF".
11262 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11263 * doc/extend.texi: Likewise.
11264 * doc/cpp.texi: Likewise.
11265 * doc/invoke.texi: Likewise.
11266 (Option Summary): Add -gdwarf to list of Debugging Options.
11267 (Debugging Options): Document -gdwarf.
11268 * doc/contrib.texi: Spell "DWARF" like that.
11270 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11272 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11273 warning. Fix up formatting.
11275 PR middle-end/67653
11276 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11277 attempt to mark memory input operand addressable and
11278 call prepare_gimple_addressable in that case. Don't adjust
11279 input_location for diagnostics, use error_at instead.
11281 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11283 * config/rs6000/ppc-auxv.h: New file.
11284 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11285 (cpu_is): Likewise.
11286 (cpu_supports): Likewise.
11287 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11288 (cpu_is_info): New variable.
11289 (cpu_supports_info): Likewise.
11290 (tcb_verification_symbol): Likewise.
11291 (cpu_builtin_p): Likewise.
11292 (cpu_expand_builtin): New function.
11293 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11294 (rs6000_init_builtins): Likewise.
11295 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11296 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11297 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11298 * configure: Regenerate.
11299 * config.in: Likewise.
11300 * doc/extend.texi (PowerPC Built-in Functions): Document
11301 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11303 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11306 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11308 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11311 2016-01-20 Richard Henderson <rth@redhat.com>
11317 * tree.c (tm_define_builtin): New.
11318 (find_tm_vector_type): New.
11319 (build_tm_vector_builtins): New.
11320 (build_common_builtin_nodes): Call it.
11322 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11324 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11325 (arm_fp_ok): Likewise.
11326 (arm_fp): Likewise.
11327 (arm_crypto): Likewise.
11329 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11330 Richard Biener <rguenther@suse.de>
11332 PR tree-optimization/69328
11333 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11334 vectors have same number of elements.
11335 (vectorizable_condition): Fix masked version recognition.
11337 2016-01-20 Richard Biener <rguenther@suse.de>
11339 PR tree-optimization/69345
11340 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11341 (VN_INFO_PTR_INFO): Likewise.
11342 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11343 info when it is equal between non-dominating SSA names.
11344 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11345 Make sure to look at original SSA infos.
11347 2016-01-20 Jeff Law <law@redhat.com>
11350 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11352 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11353 (pc_or_label_operand): New predicate.
11354 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11355 tests for small integers that are 2^n - 1.
11357 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11359 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11361 2016-01-19 Jeff Law <law@redhat.com>
11363 PR middle-end/69347
11364 * tree-ssa-threadbackwards.c
11365 (fsm_find_control_statement_thread_paths): Do not try to lookup
11366 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11368 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11370 * doc/lto.texi: Remove text that says only Gold has linker plugin
11373 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11375 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11376 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11377 the DIE accordingly.
11378 (modified_type_die): Add REVERSE parameter and pass it recursively,
11379 as well as to base_type_die. Adjust presence check accordingly.
11380 (base_type_for_mode): Adjust call to modified_type_die.
11381 (add_type_attribute): Add REVERSE parameter and pass it to
11383 (generic_parameter_die): Adjust call to add_type_attribute.
11384 (add_scalar_info): Likewise.
11385 (add_subscript_info): Likewise.
11386 (gen_array_type_die): Likewise.
11387 (gen_descr_array_type_die): Likewise.
11388 (gen_entry_point_die): Likewise.
11389 (gen_enumeration_type_die): Likewise.
11390 (gen_formal_parameter_die): Likewise.
11391 (gen_subprogram_die): Likewise.
11392 (gen_variable_die ): Likewise.
11393 (gen_const_die): Likewise.
11394 (gen_field_die): Likewise.
11395 (gen_pointer_type_die): Likewise.
11396 (gen_reference_type_die): Likewise.
11397 (gen_ptr_to_mbr_type_die): Likewise.
11398 (gen_inheritance_die): Likewise.
11399 (gen_subroutine_type_die): Likewise.
11400 (gen_typedef_die): Likewise.
11401 (force_type_die): Adjust call to modified_type_die.
11403 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11405 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11406 flow throughout the file. Fix broken link to Objective-C 2.0
11408 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11411 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11413 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11415 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11418 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11419 (maybe_record_node): Record cxa_pure_virtual as the only possible
11420 target if there are not ohter candidates.
11421 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11423 2016-01-19 Richard Biener <rguenther@suse.de>
11425 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11426 (get_memory_order): Likewise.
11428 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11430 * tree-vect-stmts.c (vectorizable_store): Check
11433 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11436 * gcc.c (driver::decode_argv): Add call to
11437 init_opts_obstack before init_options_struct.
11438 * opts.c (init_opts_obstack): Remove idempotency.
11439 (init_options_struct): Replace call to init_opts_obstack
11440 with a gcc_assert to verify that it has already been called.
11441 * toplev.c (toplev::main): Add call to init_opts_obstack before
11442 calls to init_options_struct.
11443 (toplev::finalize): Move cleanup of opts_obstack next to
11444 cleanup of save_decoded_options, clearing the latter, and
11445 save_decoded_options_count.
11447 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11450 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11451 attribute to unconditional. Remove %? from output template.
11453 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11454 Jiong Wang <jiong.wang@arm.com>
11456 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11457 generated from different expand order.
11459 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11461 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11462 Add support for CCMP costing.
11464 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11466 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11467 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11468 (fccmpe<mode>): Likewise.
11469 (fcmp): Rename to fcmp and globalize pattern.
11471 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11472 (aarch64_gen_ccmp_next): Add FP support.
11474 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11476 * target.def (gen_ccmp_first): Update documentation.
11477 (gen_ccmp_next): Likewise.
11478 * doc/tm.texi (gen_ccmp_first): Update documentation.
11479 (gen_ccmp_next): Likewise.
11480 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11481 expand_ccmp_expr_1. Improve comments.
11482 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11483 (ccmp_ior<mode>): Remove pattern.
11484 (cmp<mode>): Remove expand.
11485 (cmp): Globalize pattern.
11486 (cstorecc4): Use cc_register.
11487 (mov<mode>cc): Remove ccmp_cc_register check.
11488 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11489 Simplify after removal of CC_DNE/* modes.
11490 (aarch64_ccmp_mode_to_code): Remove.
11491 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11492 In 'k' case use integer as condition.
11493 (aarch64_nzcv_codes): Remove inverted cases.
11494 (aarch64_code_to_ccmode): Remove.
11495 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11496 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11497 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11498 pattern. Return the comparison with CC register. Invert conditions
11499 when bitcode is OR.
11500 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11501 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11503 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11505 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11506 instrumented_version.
11508 2016-01-19 Richard Biener <rguenther@suse.de>
11510 PR tree-optimization/69336
11511 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11512 handled components with get_ref_base_and_extent.
11513 (equal_mem_array_ref_p): Adjust.
11515 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11518 * shrink-wrap.c: Include valtrack.h.
11519 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11520 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11521 in between insn and where it will be moved to. Call
11522 dead_debug_insert_temp.
11523 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11524 first and dead_debug_local_finish at the end.
11525 For uses and defs bitmap, handle all regs in between REGNO and
11526 END_REGNO, not just the first one.
11528 2016-01-19 Richard Biener <rguenther@suse.de>
11530 PR tree-optimization/69352
11531 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11532 (equal_mem_array_ref_p): Constrain size and max size properly.
11533 Compare the reverse flag.
11535 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11537 * ira.c (ira): Update regstat data if we deleted insns.
11539 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11541 PR rtl-optimization/68955
11542 PR rtl-optimization/64557
11543 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11544 here. Fix up formatting.
11545 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11547 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11550 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11551 assume that the node has body.
11552 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11555 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11557 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11560 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11562 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11563 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11565 2016-01-19 Martin Jambor <mjambor@suse.cz>
11566 Martin Liska <mliska@suse.cz>
11567 Michael Matz <matz@suse.de>
11569 * Makefile.in (OBJS): Add new source files.
11570 (GTFILES): Add hsa.c.
11571 * common.opt (disable_hsa): New variable.
11572 (-Whsa): New warning.
11573 * config.in (ENABLE_HSA): New.
11574 * configure.ac: Treat hsa differently from other accelerators.
11575 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11576 $enable_offloading.
11577 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11578 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11579 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11580 --with-hsa-kmt-lib.
11581 * doc/invoke.texi (-Whsa): Document.
11582 (hsa-gen-debug-stores): Likewise.
11583 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11584 to invoke offload compiler for hsa acclerator.
11585 * opts.c (common_handle_option): Determine whether HSA offloading
11586 should be performed.
11587 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11588 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11589 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11590 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11591 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11592 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11593 GF_OMP_FOR_KIND_GRID_LOOP.
11594 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11595 (pp_gimple_stmt_1): Likewise.
11596 * gimple-walk.c (walk_gimple_stmt): Likewise.
11597 * gimple.c (gimple_build_omp_grid_body): New function.
11598 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11599 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11600 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11601 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11602 GF_OMP_TEAMS_GRID_PHONY.
11603 (gimple_statement_omp_single_layout): Updated comments.
11604 (gimple_build_omp_grid_body): New function.
11605 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11606 (gimple_omp_for_grid_phony): New function.
11607 (gimple_omp_for_set_grid_phony): Likewise.
11608 (gimple_omp_parallel_grid_phony): Likewise.
11609 (gimple_omp_parallel_set_grid_phony): Likewise.
11610 (gimple_omp_teams_grid_phony): Likewise.
11611 (gimple_omp_teams_set_grid_phony): Likewise.
11612 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11613 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11614 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11615 (BUILT_IN_GOMP_TARGET): Updated type.
11616 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11617 (adjust_for_condition): New function.
11618 (get_omp_for_step_from_incr): Likewise.
11619 (extract_omp_for_data): Moved parts to adjust_for_condition and
11620 get_omp_for_step_from_incr.
11621 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11622 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11623 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11624 (scan_omp_parallel): Do not create child functions for phony
11626 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11627 (scan_omp_1_op): Checking assert we are not remapping to
11628 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11629 (parallel_needs_hsa_kernel_p): New function.
11630 (expand_parallel_call): Register apprpriate parallel child
11631 functions as HSA kernels.
11632 (grid_launch_attributes_trees): New type.
11633 (grid_attr_trees): New variable.
11634 (grid_create_kernel_launch_attr_types): New function.
11635 (grid_insert_store_range_dim): Likewise.
11636 (grid_get_kernel_launch_attributes): Likewise.
11637 (get_target_argument_identifier_1): Likewise.
11638 (get_target_argument_identifier): Likewise.
11639 (get_target_argument_value): Likewise.
11640 (push_target_argument_according_to_value): Likewise.
11641 (get_target_arguments): Likewise.
11642 (expand_omp_target): Call get_target_arguments instead of looking
11643 up for teams and thread limit.
11644 (grid_expand_omp_for_loop): New function.
11645 (grid_arg_decl_map): New type.
11646 (grid_remap_kernel_arg_accesses): New function.
11647 (grid_expand_target_kernel_body): New function.
11648 (expand_omp): Call it.
11649 (lower_omp_for): Do not emit phony constructs.
11650 (lower_omp_taskreg): Do not emit phony constructs but create for them
11651 a temporary variable receiver_decl.
11652 (lower_omp_taskreg): Do not emit phony constructs.
11653 (lower_omp_teams): Likewise.
11654 (lower_omp_grid_body): New function.
11655 (lower_omp_1): Call it.
11656 (grid_reg_assignment_to_local_var_p): New function.
11657 (grid_seq_only_contains_local_assignments): Likewise.
11658 (grid_find_single_omp_among_assignments_1): Likewise.
11659 (grid_find_single_omp_among_assignments): Likewise.
11660 (grid_find_ungridifiable_statement): Likewise.
11661 (grid_target_follows_gridifiable_pattern): Likewise.
11662 (grid_remap_prebody_decls): Likewise.
11663 (grid_copy_leading_local_assignments): Likewise.
11664 (grid_process_kernel_body_copy): Likewise.
11665 (grid_attempt_target_gridification): Likewise.
11666 (grid_gridify_all_targets_stmt): Likewise.
11667 (grid_gridify_all_targets): Likewise.
11668 (execute_lower_omp): Call grid_gridify_all_targets.
11669 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11670 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11671 (tree_omp_clause): Added union field dimension.
11672 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11673 * tree.c (omp_clause_num_ops): Added number of arguments of
11674 OMP_CLAUSE__GRIDDIM_.
11675 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11676 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11677 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11678 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11679 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11680 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11681 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11682 * tree-pass.h (make_pass_gen_hsail): Declare.
11683 (make_pass_ipa_hsa): Likewise.
11684 * ipa-hsa.c: New file.
11685 * lto-section-in.c (lto_section_name): Add hsa section name.
11686 * lto-streamer.h (lto_section_type): Add hsa section.
11687 * timevar.def (TV_IPA_HSA): New.
11688 * hsa-brig-format.h: New file.
11689 * hsa-brig.c: New file.
11690 * hsa-dump.c: Likewise.
11691 * hsa-gen.c: Likewise.
11694 * toplev.c (compile_file): Call hsa_output_brig.
11695 * hsa-regalloc.c: New file.
11697 2016-01-18 Jeff Law <law@redhat.com>
11699 PR tree-optimization/69320
11700 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
11701 ranged object, do nothing if the RHS constant is not [0..1].
11702 (optimize_stmt): Comparing a boolean ranged object against a
11703 constant outside [0..1] results in a compile-time constant.
11705 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
11708 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
11710 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11711 (Option Summary): Update to reflect new section and moved options.
11712 (C++ Dialect Options): Move -fstats to new section.
11713 (Debugging Options): Move all dump, statistics, and other GCC
11714 developer options to new section. Rewrite section introduction
11715 and re-order remaining options to put the more basic ones first.
11716 (Optimization Options): Move -fira-verbose and -flto-report* to
11718 (Developer Options): New section incorporating moved options.
11719 * doc/cppopts.texi (-dM): Update cross-reference.
11721 2016-01-18 Richard Henderson <rth@redhat.com>
11724 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
11725 operands to pseudo only if CSE is expected. Split long immediate
11726 operands only after reload, and for the stack pointer.
11727 (*add<GPI>3_pluslong): Remove.
11728 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
11729 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
11730 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
11731 (*add<GPI>3 peepholes): New.
11732 (*add<GPI>3 splitters): New.
11733 * config/aarch64/constraints.md (Upl): New.
11734 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
11736 2016-01-18 Richard Biener <rguenther@suse.de>
11738 PR tree-optimization/69297
11739 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
11741 (vect_bb_vectorization_profitable_p): Clear visited flag again.
11743 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
11745 PR middle-end/68542
11746 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
11747 of mixind vector and scalar types.
11748 (fold_relational_const): Add handling of vector
11749 comparison with boolean result.
11750 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
11751 comparison of vector operands with boolean result for EQ/NE only.
11752 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
11753 (verify_gimple_cond): Likewise.
11754 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
11757 2016-01-18 Joseph Myers <joseph@codesourcery.com>
11759 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
11762 2016-01-18 Richard Biener <rguenther@suse.de>
11764 PR middle-end/69308
11765 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
11767 2016-01-18 Tom de Vries <tom@codesourcery.com>
11769 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
11771 2016-01-18 Tom de Vries <tom@codesourcery.com>
11773 * omp-low.c (set_oacc_fn_attrib): Make extern.
11774 * omp-low.h (set_oacc_fn_attrib): Declare.
11775 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
11776 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
11777 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
11778 Add and handle function parameter oacc_kernels_p.
11779 (find_reduc_addr, get_omp_data_i_param): New function.
11780 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
11781 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
11782 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
11783 Calculate dominance info. Skip loops that are not in a kernels region
11784 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
11785 (pass_parallelize_loops::execute): Call parallelize_loops with
11786 oacc_kernels_p argument.
11787 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
11788 New member function.
11789 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
11790 * passes.def: Add argument to pass_parallelize_loops instantation.
11792 2016-01-18 Tom de Vries <tom@codesourcery.com>
11794 * tree-parloops.c (pass_parallelize_loops::execute): Allow
11795 pass_parallelize_loops to be run outside the loop pipeline.
11797 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11799 * tree-scalar-evolution.c (follow_copies_to_constant): New.
11800 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
11802 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11805 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
11806 using get_ref_base_and_extent.
11807 (equal_mem_array_ref_p): New.
11808 (hashable_expr_equal_p): Add call to previous.
11810 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
11813 * tree-sra.c (disqualified_constants, constant_decl_p): New.
11814 (sra_initialize): Allocate disqualified_constants.
11815 (sra_deinitialize): Free disqualified_constants.
11816 (disqualify_candidate): Update disqualified_constants when appropriate.
11817 (create_access): Scan for constant-pool entries as we go along.
11818 (scalarizable_type_p): Add check against type_contains_placeholder_p.
11819 (maybe_add_sra_candidate): Allow constant-pool entries.
11820 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
11821 (initialize_constant_pool_replacements): New.
11822 (sra_modify_assign): Avoid mangling assignments created by previous,
11823 and don't generate writes into constant pool.
11824 (sra_modify_function_body): Call initialize_constant_pool_replacements.
11826 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11828 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
11829 andnot instruction.
11830 (scalar_chain::convert_op): Likewise.
11831 * config/i386/i386.md (*andndi3_doubleword): New.
11833 2016-01-18 Richard Biener <rguenther@suse.de>
11835 PR tree-optimization/69170
11836 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
11837 building a vector from scalar results of a pattern stmt.
11839 2016-01-18 Jakub Jelinek <jakub@redhat.com>
11841 * haifa-sched.c (autopref_multipass_init): Work around
11842 -Wmaybe-uninitialized warning.
11844 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
11846 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
11847 against the constant 0.
11849 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11851 PR tree-optimization/68799
11852 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
11853 look up phi candidates in the statement-candidate map.
11854 (phi_add_costs): Likewise.
11855 (record_phi_increments): Likewise.
11856 (phi_incr_cost): Likewise.
11857 (ncd_with_phi): Likewise.
11858 (all_phi_incrs_profitable): Likewise.
11860 2016-01-17 Jakub Jelinek <jakub@redhat.com>
11862 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
11863 -Wmaybe-uninitialized warning.
11865 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
11867 * doc/invoke.texi (Invoking GCC): Add new section to menu.
11868 (Option Summary): Update to reflect new section and moved options.
11869 (C++ Dialect Options): Move -fvtable-verify and related options.
11870 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
11871 and profiling-related options.
11872 (Optimization Options): Move profile generation options and
11873 -fstack-protector and related options.
11874 (Instrumentation Options): New section incorporating moved options.
11875 (Code Generation Options): Move -finstrument-functions and
11876 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
11878 2016-01-16 Tom de Vries <tom@codesourcery.com>
11880 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
11882 2016-01-16 Tom de Vries <tom@codesourcery.com>
11884 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
11886 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
11888 * hash-table.h (hash_table::empty): Turn into an inline wrapper
11889 that checks whether the table is already empty. Rename the
11890 original implementation to...
11891 (hash_table::empty_slot): ...this new private function.
11893 2016-01-15 David Malcolm <dmalcolm@redhat.com>
11895 PR diagnostic/68899
11896 * diagnostic-show-locus.c (layout::print_source_line): Move x
11897 offset of line until after call to
11898 get_line_width_without_trailing_whitespace.
11900 2016-01-15 Jeff Law <law@redhat.com>
11902 PR tree-optimization/69270
11903 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
11904 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
11905 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
11906 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
11907 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11908 ssa_name_has_boolean_range and constant_boolean_node.
11910 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
11912 PR rtl-optimization/69030
11913 * lra-spills.c (remove_pseudos): Check nrefs and make the function
11915 (spill_pseudos): Delete debug insn for dead pseudo.
11916 (lra_spill): Initiate spill_hard_reg and slots memory separately.
11918 2016-01-15 Jiong Wang <jiong.wang@arm.com>
11920 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
11922 (TYPES_UNOPUS): Likewise.
11923 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
11924 builtin type, from UNOP to UNOPUS.
11925 (lbtruncuv4sf): Likewise.
11926 (lbtruncuv2df): Likewise.
11927 (lrounduv2sf): Likewise.
11928 (lrounduv4sf): Likewise.
11929 (lrounduv2df): Likewise.
11930 (lroundusf): Likewise.
11931 (lroundusf): Likewise.
11932 (lceiluv2sf): Likewise.
11933 (lceiluv4sf): Likewise.
11934 (lceiluv2df): Likewise.
11935 (lceilusf): Likewise.
11936 (lceiludf): Likewise.
11937 (lflooruv2sf): Likewise.
11938 (lflooruv4sf): Likewise.
11939 (lflooruv2df): Likewise.
11940 (lfloorusf): Likewise.
11941 (lfloorudf): Likewise.
11942 (lfrintnuv2sf): Likewise.
11943 (lfrintnuv4sf): Likewise.
11944 (lfrintnuv2df): Likewise.
11945 (lfrintnusf): Likewise.
11946 (lfrintnudf): Likewise.
11947 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
11949 (vcvtq_u32_f32): Likewise.
11950 (vcvtq_u64_f64): Likewise.
11951 (vcvta_u32_f32): Likewise.
11952 (vcvtaq_u32_f32): Likewise.
11953 (vcvtaq_u64_f64): Likewise.
11954 (vcvtm_u32_f32): Likewise.
11955 (vcvtmq_u32_f32): Likewise.
11956 (vcvtmq_u64_f64): Likewise.
11957 (vcvtn_u32_f32): Likwise.
11958 (vcvtnq_u32_f32): Likewise.
11959 (vcvtnq_u64_f64): Likewise.
11960 (vcvtp_u32_f32): Likewise.
11961 (vcvtpq_u32_f32): Likewise.
11962 (vcvtpq_u64_f64): Likewise.
11963 (vcvtmd_u64_f64): Likewise.
11964 (vcvtms_u32_f32): Likewise.
11965 (vcvtad_u64_f64): Likewise.
11966 (vcvtas_u32_f32): Likewise.
11967 (vcvtnd_u64_f64): Likewise.
11968 (vcvtns_u32_f32): Likewise.
11969 (vcvtpd_u64_f64): Likewise.
11970 (vcvtps_u32_f32): Likewise.
11972 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11974 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
11975 CSEL of zero_extended registers.
11977 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11979 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
11980 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
11982 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11984 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
11985 false when argument string is not found in the attributes table
11988 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
11991 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
11992 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
11993 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
11994 precision estimate.
11996 2016-01-15 Richard Biener <rguenther@suse.de>
11998 PR tree-optimization/66856
11999 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12000 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12001 (vect_create_new_slp_node): Increment stmt reference count.
12002 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12003 an SLP tree before swapping operands.
12004 (vect_build_slp_tree): Likewise.
12005 (destroy_bb_vec_info): Free stmt info after SLP instances.
12006 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12007 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12008 (STMT_VINFO_NUM_SLP_USES): New macro.
12010 2016-01-15 Richard Biener <rguenther@suse.de>
12013 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12014 (add_linkage_name): ... here.
12015 (gen_typedef_die): Use add_linkage_name_raw instead of
12016 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12019 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12021 * gimplify.c (oacc_default_clause): Decode reference and pointer
12022 types for both kernels and parallel regions.
12024 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12026 PR middle-end/69246
12027 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12029 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12031 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12032 (convert_scalars_to_vector): Likewise.
12034 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12036 * doc/extend.texi (Type Traits): Fix grammar.
12038 2016-01-15 Martin Jambor <mjambor@suse.cz>
12040 * tree-inline.c (remap_decl): Use existing dclarations if
12041 remapping a type and prevent_decl_creation_for_types.
12042 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12043 decls first. Do real remapping with
12044 prevent_decl_creation_for_types set.
12045 * tree-inline.h (copy_body_data): New field
12046 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12049 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12051 * config/s390/s390.opt (mmvcle): More verbose help text.
12053 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12055 * config/s390/s390.opt: Add period to -mzvector option text.
12057 2016-01-15 Richard Biener <rguenther@suse.de>
12059 PR tree-optimization/68961
12060 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12061 of invariants in stores again.
12063 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12065 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12067 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12069 * config/i386/i386.c (ix86_expand_branch): Don't split
12070 DI mode xor instruction to SI mode.
12072 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12075 * ipa-icf.c (sem_function::merge): Virtual functions may become
12076 reachable even if they address is not taken and there are no
12079 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12081 * lto-streamer-out.c (subtract_estimated_size): New function.
12082 (get_symbol_initial_value): Use it.
12084 2016-01-15 Christian Bruel <christian.bruel@st.com>
12087 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12088 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12089 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12090 use add_builtin_function_ext_scope instead of add_builtin_function.
12091 (neon_set_p, neon_crypto_set_p): Remove.
12092 (arm_init_builtins): Always call arm_init_neon_builtins and
12093 arm_init_crypto_builtins.
12094 (arm_expand_builtin): Check that builtins are allowed for the arch.
12095 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12096 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12097 arm_init_neon_builtins call.
12099 2016-01-15 Richard Biener <rguenther@suse.de>
12101 PR tree-optimization/69117
12102 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12103 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12104 of the leader conservatively.
12105 (free_scc_vn): Restore original SSA name infos.
12107 2016-01-14 Jeff Law <law@redhat.com>
12109 PR tree-optimization/69270
12110 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12111 single bit of precision, verify it's also unsigned.
12112 (record_edge_info): Use constant_boolean_node rather than fold_convert
12113 to convert boolean_true/boolean_false to the right type.
12115 2016-01-14 Richard Henderson <rth@redhat.com>
12118 * loop-doloop.c (record_reg_sets): New.
12119 (doloop_optimize): Reject the transform if the sequence
12120 clobbers registers live at the end of the loop block.
12121 (doloop_optimize_loops): Enable df_live if needed.
12123 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12125 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12126 * config/rs6000/rs6000.c: Likewise.
12127 * config/rs6000/rs6000.h: Likewise.
12128 * config/rs6000/rs6000.md: Likewise.
12129 * doc/extend.texi: Likewsie.
12131 2016-01-14 Jeff Law <law@redhat.com>
12133 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12136 2016-01-14 Richard Henderson <rth@redhat.com>
12140 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12141 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12142 instead of builtin_decl_declared_p to test for declaration.
12144 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12146 * doc/loop.texi (Loop Analysis and Representation): Document
12147 loop_depth function.
12149 2016-01-14 Tom de Vries <tom@codesourcery.com>
12151 PR tree-optimization/68773
12152 * omp-low.c (expand_omp_target): Don't set force_output.
12153 * varpool.c (varpool_node::get_create): Same.
12154 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12155 offload_funcs with force_output.
12157 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12160 * lra-eliminations.c (move_plus_up): Don't change anything if either
12161 the outer or inner subreg mode is not MODE_INT.
12162 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12163 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12165 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12167 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12168 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12169 reduc_uplus_@var{m}): Remove.
12170 * expr.c (expand_expr_real_2): Remove expansion path for
12171 reduc_[us](min|max|plus) optabs.
12172 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12173 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12174 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12175 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12176 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12177 reduc_[us](min|max|plus) optabs.
12179 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12181 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12182 (reduc_plus_scal_v2sf): New.
12183 (reduc_smax_v2sf): Rename to...
12184 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12185 (reduc_smin_v2sf): Rename to...
12186 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12188 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12190 * alias.c (compare_base_symbol_refs): New function.
12191 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12194 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12196 PR middle-end/68146
12197 PR tree-optimization/69155
12198 * tree-complex.c: Include cfganal.h.
12199 (phis_to_revisit): New variable.
12200 (extract_component): Add phiarg_p argument. Assert that returned
12201 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12202 (update_phi_components): Partly rewrite to use loop over real/imag
12203 components instead of code duplication. If extract_component returns
12204 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12205 create_tmp_reg into the PHI node instead, and mention the phi triplet
12206 in phis_to_revisit.
12207 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12208 in phis_to_revisit at the end.
12210 2016-01-14 Richard Biener <rguenther@suse.de>
12212 PR tree-optimization/68060
12213 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12214 outer loop reduction is only used in the inner loop before
12215 detecting a double reduction.
12217 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12220 * combine.c (expand_field_assignment): Punt if compute_mode is
12221 unsupported scalar mode.
12223 2016-01-14 Richard Biener <rguenther@suse.de>
12225 PR tree-optimization/66856
12226 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12227 SLP node only if it built successfully.
12228 (vect_analyze_slp_instance): Adjust.
12230 2016-01-14 Jeff Law <law@redhat.com>
12232 PR tree-optimization/69270
12233 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12234 (record_edge_info): Use it. Convert boolean_{true,false}_node
12235 to the type of op0.
12237 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12240 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12241 use block_ultimate_origin
12242 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12244 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12246 * doc/invoke.texi (Submodel Options): Rename section to
12247 "Machine-Dependent Options" to better reflect its content.
12248 Rewrite introductory text to remove archaic CPU names.
12251 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12253 * doc/invoke.texi (Code Gen Options): Move section up in file,
12254 before target-specific options. Update menu and option summary
12255 to reflect the new section ordering.
12257 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12259 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12260 (C++ Dialect Options): Add cross-reference to -std option.
12261 * doc/standards.texi (C++ Language): Document C++14 support.
12263 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12265 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12266 for pack/unpack functions for __ibm128.
12267 (PACK_IF): Likewise.
12268 (UNPACK_IF): Likewise.
12270 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12271 support for __ibm128 pack/unpack functions.
12272 (rs6000_invalid_builtin): Likewise.
12273 (rs6000_init_builtins): Likewise.
12274 (rs6000_opt_masks): Likewise.
12276 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12277 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12279 (RS6000_BTM_COMMON): Likewise.
12281 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12282 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12283 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12284 128-bit floating point. Add support for the double values to be
12285 in Altivec registers for TF/IF packing and unpacking, but restrict
12286 TD packing sub-fields to be FPR registers. Don't allow overlapped
12287 register support for packing. Allow pack inputs to be memory
12288 locations. Don't build generator functions for unpack<mode>_dm
12289 and unpack<mode>_nodm.
12290 (unpack<mode>_dm): Likewise.
12291 (unpack<mode>_nodm): Likewise.
12292 (pack<mode>): Likewise.
12294 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12295 built-in functions to pack/unpack explicit __ibm128 values.
12296 (__builtin_unpack_ibm128): Likewise.
12298 * doc/extend.texi (PowerPC Built-in Functions): Document
12299 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12301 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12304 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12305 Add new arg loc and pass it down as context.
12306 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12307 to the location to use for the warning.
12308 (check_function_arguments): New arg loc. All callers changed. Pass
12309 it to check_function_nonnull.
12310 * c-common.h (check_function_arguments): Adjust declaration.
12312 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12314 PR tree-optimization/69156
12315 * gimple.c (validate_type): Removed.
12316 (gimple_builtin_call_types_compatible_p): Use
12317 useless_type_conversion_p instead of validate_type.
12318 * value-prof.c (gimple_stringop_fixed_value): Fold
12319 icall_size to correct type.
12321 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12323 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12326 2016-01-13 Richard Henderson <rth@redhat.com>
12329 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12330 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12331 (ix86_builtin_tm_store): Remove.
12332 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12333 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12334 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12335 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12336 * doc/tm.texi: Rebuild.
12338 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12339 (BUILT_IN_TM_MEMCPY_RTWN): New.
12340 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12341 fallback from vector to integer helpers.
12342 (build_tm_load): Handle vector types directly, instead of
12344 (build_tm_store): Likewise.
12345 (expand_assign_tm): Prepare for register types not handled by
12346 the above. Copy them to memory and use memcpy.
12347 * tree.c (tm_define_builtin): New.
12348 (find_tm_vector_type): New.
12349 (build_tm_vector_builtins): New.
12350 (build_common_builtin_nodes): Call it.
12352 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12354 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12355 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12357 2016-01-13 Tom de Vries <tom@codesourcery.com>
12359 PR tree-optimization/69169
12360 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12361 handled_struct_type param.
12362 (create_variable_info_for, intra_create_variable_infos): Call
12363 create_variable_info_for_1 with extra arg.
12365 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12367 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12368 and "armv8.1-a+crc" entries.
12370 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12373 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12374 Change first operand predicate from register_or_constm1_operand
12375 to register_operand.
12376 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12377 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12378 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12379 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12380 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12381 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12382 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12383 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12384 comparison with constm1_rtx from vec_prefetch_gen part.
12386 2016-01-13 Richard Biener <rguenther@suse.de>
12388 PR tree-optimization/69013
12389 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12390 Exchange assert for a test.
12392 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12395 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12397 2016-01-13 Richard Biener <rguenther@suse.de>
12399 PR tree-optimization/69242
12400 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12401 assert with a check.
12403 2016-01-13 Richard Biener <rguenther@suse.de>
12405 PR tree-optimization/69186
12406 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12407 Properly guard vect_update_misalignment_for_peel call.
12409 2016-01-12 Jeff Law <law@redhat.com>
12411 PR tree-optimization/pr67755
12412 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12413 "need_profile_correction".
12414 (thread_block_1): Initialize new field to false by default. If we
12415 have multiple thread paths through a common joiner to different
12416 final targets, then set new field to true.
12417 (compute_path_counts): Only do count adjustment when it's really
12420 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12422 * doc/invoke.texi (Spec Files): Move section down in file, past
12423 all command-line option descriptions.
12425 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12427 PR middle-end/54809
12428 * doc/gty.texi: Remove documentation of mark_hook.
12429 * gengtype.c (struct write_types_data): Remove code to support
12430 mark_hook attribute.
12431 (walk_type): Likewise.
12432 (write_func_for_structure): Likewise.
12434 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12436 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12437 Directory Options, and -specs= to Overall Options.
12438 (Overall Options): Adjust similarly. Reorder to group related
12439 options together. Make -specs= cross-reference the spec file details.
12440 (Directory Options): Adjust similarly.
12442 2016-01-12 Jeff Law <law@redhat.com>
12444 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12446 2016-01-12 Olivier Hainque <hainque@adacore.com>
12448 * gcc.c (spec_undefvar_allowed): New global.
12449 (process_command): Set to true when running for --version or --help,
12451 (getenv_spec_function): When the variable is not defined, use the
12452 variable name as the variable value if we're allowed not to issue
12455 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12457 PR tree-optimization/68911
12458 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12459 information computed for expression "init + nit * step".
12461 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12463 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12464 about name of GCC executable. Remove deleted node from menu.
12465 (Directory Options) <-B>: Remove cross-reference to deleted node.
12466 (Target Options): Delete section.
12468 2016-01-12 Christian Bruel <christian.bruel@st.com>
12471 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12472 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12474 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12477 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12478 aligned_mem is properly set for AVX512-VL floating point masked
12482 * ifcvt.c (cond_exec_process_if_block): When removing the last
12483 insn from then_bb, remove also any possible barriers that follow it.
12485 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12489 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12490 (PTRDIFF_TYPE): Likewise.
12491 (WCHAR_TYPE): Likewise.
12492 (WCHAR_TYPE_SIZE): Likewise.
12493 (STDINT_LONG32): Likewise.
12495 2016-01-12 Richard Biener <rguenther@suse.de>
12497 PR tree-optimization/69053
12498 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12499 convert initial value for cond reductions.
12501 2016-01-12 Richard Biener <rguenther@suse.de>
12503 PR tree-optimization/69007
12504 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12505 widen_sum after dot_prod and sad.
12507 2016-01-12 Richard Biener <rguenther@suse.de>
12509 PR tree-optimization/69168
12510 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12511 pattern stmt SLP type.
12512 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12513 end up unused so cope with that case.
12515 2016-01-12 Richard Biener <rguenther@suse.de>
12517 PR tree-optimization/69157
12518 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12519 stmts def type only during analyze phase.
12520 (vectorizable_call): Likewise.
12521 (vectorizable_simd_clone_call): Likewise.
12522 (vectorizable_conversion): Likewise.
12523 (vectorizable_assignment): Likewise.
12524 (vectorizable_shift): Likewise.
12525 (vectorizable_operation): Likewise.
12526 (vectorizable_store): Likewise.
12527 (vectorizable_load): Likewise.
12529 2016-01-12 Richard Biener <rguenther@suse.de>
12531 PR tree-optimization/69174
12532 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12534 (vectorizable_load): Properly compute the number of loads needed
12535 for permuted strided SLP loads and do not spuriously assign
12536 to SLP_TREE_VEC_STMTS.
12538 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12540 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12541 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12542 (MD_EXEC_PREFIX): Remove.
12543 (MD_STARTFILE_PREFIX) Removee.
12544 (FILE_NAME_ABSOLUTE_P): Remove.
12545 (CPP_SPEC): Do not read macros from sys/version.h.
12546 (LINK_COMMAND_SPEC): Remove.
12547 (LOCAL_INCLUDE_DIR): Remove.
12548 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12549 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12550 (POST_LINK_SPEC): Define to invoke stubify after linker
12551 (LIBSTDCXX): Remove define
12552 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12553 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12554 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12555 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12556 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12557 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12558 (i386_djgpp_asm_named_section): Add propotype of new procedure
12560 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12561 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12562 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12563 in config/i386/djgpp.h).
12564 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12565 STANDARD_STARTFILE_PREFIX_1.
12566 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12567 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12568 installation errors.
12569 (MAX_OFILE_ALIGNMENT): Define to 128.
12570 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12572 * config/i386/djgpp.c: New file. Add implementation of
12573 i386_djgpp_asm_named_section.
12575 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12577 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12578 Add rule for building djgpp.o.
12580 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12582 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12583 (rtx_is_swappable_p): Reductions are swappable.
12584 (insn_is_swappable_p): V2DF reductions are swappable.
12586 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12588 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12589 reloads for other unsupported memory operands.
12591 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12592 Jim Wilson <jim.wilson@linaro.org>
12595 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12596 copy_to_mode_reg instead of force_reg.
12598 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12601 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12602 TARGET_80387 is true.
12604 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12607 * lra-eliminations.c (move_plus_up): Only move plus up
12608 if subreg of the constant can be simplified into constant
12609 and use the simplified subreg of the constant instead of
12610 the original constant.
12612 * fold-const.c (fold_convertible_p): Don't return true
12613 for conversion of VECTOR_TYPE to same sized integral type.
12614 (fold_convert_loc): Fix up formatting. Fold conversion of
12615 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12616 instead of NOP_EXPR.
12618 PR tree-optimization/69214
12619 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12620 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12623 PR tree-optimization/69207
12624 * tree-vect-slp.c (vect_get_constant_vectors): For
12625 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12626 fold_convertible_p to vector_type's element type, and always
12627 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12629 2016-01-11 Richard Biener <rguenther@suse.de>
12631 PR tree-optimization/69173
12632 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12633 fixup the cycle if all stmts are in a pattern.
12635 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12637 PR middle-end/68999
12638 * alias.c (base_alias_check): Move check for addresses with
12639 alignment ANDs before the call for compare_base_decls.
12640 (memrefs_conflict_p): Return -1 for different decls
12641 that went through alignment adjustments.
12643 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12645 PR rtl-optimization/68796
12646 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12647 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12648 and QImode comparisons against zero with CC_NZmode.
12649 * config/aarch64/iterators.md (short_mask): New mode_attr.
12651 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12653 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12654 (<avx512>_store<mode>_mask): Likewise.
12656 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12657 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12659 PR rtl-optimization/68841
12660 * ifcvt.c (struct noce_if_info): Add orig_x field.
12661 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12662 Don't record conflicts on to_rename if it's present.
12663 Allow memory destinations in sets.
12664 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12665 blocks, passing orig_x to the checks.
12666 (noce_process_if_block): Set if_info->orig_x appropriately.
12668 2016-01-11 Tom de Vries <tom@codesourcery.com>
12670 PR tree-optimization/69069
12671 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12673 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12675 PR rtl-optimization/68920
12676 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12677 of conditional moves for RTL if-conversion to 1 for
12678 TARGET_ONE_IF_CONV_INSN.
12679 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12680 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12681 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12682 parameter to restirct number of conditional moves for
12684 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12685 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
12688 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
12691 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
12692 onepart vars. Fix typo in comment. Fix reversed condition in
12694 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
12697 * var-tracking.c (dump_onepart_variable_differences): New.
12698 (dataflow_set_different): If a detailed dump is requested,
12699 delay early returns and dump differences between onepart
12700 variables present before and after, and added variables.
12702 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12705 * expr.c (expand_expr_real_1): For boolean vector constants
12706 with a scalar mode use const_scalar_mask_from_tree.
12707 (const_scalar_mask_from_tree): New.
12708 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
12709 assigned to a mask type to handle constants.
12711 2016-01-11 Martin Jambor <mjambor@suse.cz>
12714 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
12715 useless parameters if we cannot change function signature.
12717 2016-01-11 Martin Jambor <mjambor@suse.cz>
12720 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
12723 2016-01-11 Tom de Vries <tom@codesourcery.com>
12725 PR tree-optimization/69109
12726 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
12729 2016-01-11 Tom de Vries <tom@codesourcery.com>
12731 PR tree-optimization/69108
12732 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
12733 res is not used in a phi.
12735 2016-01-11 Yury Gribov <y.gribov@samsung.com>
12738 * common.opt (frandom-seed): Fix parameter name.
12739 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
12741 2016-01-11 Tom de Vries <tom@codesourcery.com>
12743 PR tree-optimization/69058
12744 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
12747 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
12749 * config/arc/arc.opt (mdiv-rem): Add period to the end.
12750 (mcode-density): Likewise.
12752 2016-01-10 Tom de Vries <tom@codesourcery.com>
12754 PR tree-optimization/69062
12755 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
12756 (parallelize_loops): Don't paralelize loop that has phi with address
12759 2016-01-10 Tom de Vries <tom@codesourcery.com>
12761 PR tree-optimization/69039
12762 * tree-parloops.c (try_create_reduction_list): Only allow single exit
12765 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
12767 PR middle-end/68743
12768 * match.pd: Require target has function_c99_misc before doing
12769 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
12771 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
12773 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
12775 * configure: Regenerate.
12777 2016-01-09 Jakub Jelinek <jakub@redhat.com>
12779 PR middle-end/50865
12780 PR tree-optimization/69097
12781 * fold-const.h (expr_not_equal_to): New prototype.
12782 * fold-const.c: Include stringpool.h and tree-ssanames.h.
12783 (expr_not_equal_to): New function.
12784 * match.pd (X % -Y is the same as X % Y): Don't optimize
12785 unless X is known not to be equal to minimum or Y is known
12786 not to be equal to -1.
12787 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
12788 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
12789 (simplify_stmt_using_ranges): Adjust caller.
12790 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
12791 substitute_and_fold.
12793 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
12795 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
12798 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12800 PR tree-optimization/69167
12801 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
12802 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
12804 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
12806 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12807 Richard Biener <rguenther@suse.de>
12809 PR tree-optimization/68707
12810 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
12811 instances that can be handled via vect_load_lanes.
12813 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
12815 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
12816 if we can't determine address equivalence.
12817 * alias.c (compare_base_decl): Update for changed return value of
12818 symtab_node::equal_address_to.
12820 2016-01-08 Jason Merrill <jason@redhat.com>
12824 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
12825 * expr.c (store_field): Not here.
12826 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
12827 call with TREE_ADDRESSABLE type.
12828 * tree-cfg.c (verify_gimple_call): Adjust.
12830 2016-01-08 Olivier Hainque <hainque@adacore.com>
12832 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
12835 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
12837 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
12838 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
12839 (reduc_smin_v2sf): Rename to...
12840 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
12841 (reduc_splus_v2sf): Rename to...
12842 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
12844 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12846 PR tree-optimization/69162
12847 * gimplify.c (gimplify_va_arg_expr): Encode original type of
12848 valist argument in another argument.
12849 (gimplify_modify_expr): Adjust for the above change. Cleanup.
12850 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
12851 to determine the va_list type, build a MEM_REF instead of
12852 build_fold_indirect_ref.
12854 PR tree-optimization/69172
12855 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
12858 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
12860 PR tree-optimization/67781
12861 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
12862 and cmpnop in two steps: first the ones not accessed in original
12863 gimple expression in a endian independent way and then the ones not
12864 accessed in the final result in an endian-specific way.
12866 2016-01-08 Jakub Jelinek <jakub@redhat.com>
12868 PR tree-optimization/69083
12869 * tree-vect-slp.c (vect_get_constant_vectors): For
12870 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
12871 element type. If op is fold_convertible_p to vector_type's element
12872 type, use NOP_EXPR instead of VCE.
12874 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
12876 PR rtl-optimization/67778
12877 PR rtl-optimization/68634
12878 PR rtl-optimization/68909
12879 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
12880 block from the stack until done with it. Remove a superfluous
12881 bitmap set. Remove a superfluous bitmap test.
12883 2016-01-07 Martin Sebor <msebor@redhat.com>
12886 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
12887 constraint on the type of arguments.
12889 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
12891 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
12892 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
12893 unaligned_access on the gcc_options set.
12894 * config/arm/arm.c (arm_option_override_internal): Use
12895 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
12897 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12900 * config/i386/i386.c (ix86_frame_pointer_required): Enable
12901 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
12903 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
12906 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12909 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12910 depending on frame_pointer_needed before remaining integer and SSE
12911 registers are saved.
12913 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
12916 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
12918 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
12921 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
12922 Use the "xBm" constraint.
12923 (float<sseintvecmodelower><mode>2<mask_name><round_name):
12925 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
12926 (sse_cvtsi2ssq<round_name>): Likewise.
12927 (sse_cvtss2si<round_name>): Likewise.
12928 (sse_cvtss2siq<round_name>): Likewise.
12929 (sse2_cvtsi2sdq<round_name>): Likewise.
12930 (sse2_cvtsd2si<round_name>): Likewise.
12931 (sse2_cvtsd2siq<round_name>): Likewise.
12932 * config/i386/subst.md (round_nimm_scalar_predicate): New
12935 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
12937 PR middle-end/67639
12938 * varasm.c (make_decl_rtl): Mark invalid register vars as
12941 PR rtl-optimization/66206
12942 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
12943 All callers changed.
12945 2016-01-07 Jakub Jelinek <jakub@redhat.com>
12947 PR tree-optimization/69141
12948 * tree-ssa-pre.c: Include langhooks.h.
12949 (eliminate_dom_walker::before_dom_children): Use
12950 lang_hooks.decl_printable_name instead of
12951 cgraph_node::get ()->name ().
12953 PR middle-end/68960
12954 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
12955 it and DECL_ALIGN too.
12957 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
12959 * config/mips/mips-ftypes.def: Sort to lexicographical order.
12961 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
12964 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
12965 depending on frame_pointer_needed before remaining integer and SSE
12966 registers are saved.
12968 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12970 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
12971 mode iterator with VSX_M2.
12972 (*p9_vecstore_<mode>): Likewise.
12973 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
12974 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
12975 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
12976 (define_split for VSX_LE128 stores): Likewise.
12977 (define_peephole2 for TImode LE swaps): Likewise.
12978 (define_split for VSX_LE128 post-reload stores): Likewise.
12980 2016-01-06 Marek Polacek <polacek@redhat.com>
12983 * convert.c (convert_to_integer_1): Adjust call to
12984 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
12985 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
12986 EXPR instead of ARG.
12987 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
12989 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
12992 * doc/extend.texi (RL78 Variable Attributes): New section.
12994 2016-01-05 Marek Polacek <polacek@redhat.com>
12997 * builtins.c (get_memmodel): Use expansion point location rather than
12998 the input location. Call warning_at rather than warning.
12999 (expand_builtin_atomic_compare_exchange): Likewise.
13000 (expand_builtin_atomic_load): Likewise.
13001 (expand_builtin_atomic_store): Likewise.
13002 (expand_builtin_atomic_clear): Likewise.
13004 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13007 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13008 Replace nonimmediate_operand with vector_operand.
13009 * config/i386/predicates.md (vector_operand): New predicate.
13010 (general_vector_operand): Replace nonimmediate_operand with
13012 * config/i386/sse.md: Replace nonimmediate_operand with
13013 vector_operand and m constraint with Bm constraint on SSE
13014 patterns with 16-byte memory operand.
13015 * config/i386/subst.md (round_nimm_predicate): Replace
13016 nonimmediate_operand with vector_operand.
13017 (round_saeonly_nimm_predicate): Likewise.
13018 (round_saeonly_nimm_scalar_predicate): New.
13020 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13023 * config/i386/constraints.md (Bm): New constraint.
13024 * config/i386/predicates.md (vector_memory_operand): New
13026 * config/i386/sse.md: Replace xm with xBm in plusminus and
13027 any_logic patterns.
13029 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13032 * doc/extend.texi (V850 Function Attributes): New section.
13033 (V850 Variable Attributes): New section.
13035 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13038 * doc/extend.texi (MicroBlaze Function Attributes): Document
13039 interrupt_handler and fast_interrupt attributes.
13041 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13044 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13045 for local symbolic operands.
13046 * config/ia64/predicates.md (local_symbolic_operand64): New
13049 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13051 PR rtl-optimization/68651
13052 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13055 2016-01-05 Nathan Sidwell <nathan@acm.org>
13057 * alias.c (compare_base_decls): Use symtab_node::get.
13059 2016-01-05 Nick Clifton <nickc@redhat.com>
13062 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13063 secondary_reload_info structure.
13066 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13067 decls if weak support is available.
13069 2016-01-04 Martin Sebor <msebor@redhat.com>
13071 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13073 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13075 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13076 OPTION_MASK_P9_DFORM.
13078 * config/rs6000/constraints.md (wo constraint): New constraint for
13081 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13083 (rs6000_init_hard_regno_mode_ok): Likewise.
13085 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13088 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13089 expanders not to have constraints. Add support for ISA 3.0 xxperm
13090 instruction. Add support for fusing xxlor with xxperm.
13091 (altivec_vperm_<mode>_internal): Likewise.
13092 (altivec_vperm_v8hiv16qi): Likewise.
13093 (altivec_vperm_<mode>v16q): Likewise.
13094 (altivec_vperm_<mode>_uns): Likewise.
13095 (vperm_v8hiv4si): Likewise.
13096 (vperm_v16qiv8hi): Likewise.
13098 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13100 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13102 Update copyright years.
13104 * gcc.c (process_command): Update copyright notice dates.
13105 * gcov-dump.c (print_version): Ditto.
13106 * gcov.c (print_version): Ditto.
13107 * gcov-tool.c (print_version): Ditto.
13108 * gengtype.c (create_file): Ditto.
13109 * doc/cpp.texi: Bump @copying's copyright year.
13110 * doc/cppinternals.texi: Ditto.
13111 * doc/gcc.texi: Ditto.
13112 * doc/gccint.texi: Ditto.
13113 * doc/gcov.texi: Ditto.
13114 * doc/install.texi: Ditto.
13115 * doc/invoke.texi: Ditto.
13117 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13119 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13120 modes larger than TImode as TImode if NEON is not enabled.
13122 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13125 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13126 mode for %f0-%f31 only if TARGET_FPU.
13128 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13131 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13132 to compute the PACKED_P predicate.
13133 (function_arg_record_value): Minor tweaks.
13135 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13137 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13138 option for arm*-*-* targets.
13140 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13142 * doc/extend.texi (Common Function Attributes): Move docs for
13143 MSP430-specific attributes to....
13144 (MSP430 Function Attributes): ...here. Delete the redundant
13145 entries and copy-edit the remaining text.
13146 (MSP430 Variable Attributes): Use uniform format for index
13147 entries and add a cross-reference to the corresponding function
13150 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13152 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13154 (x86 Options): Likewise.
13156 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13160 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13161 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13162 to corresponding attribute.
13164 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13166 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13167 to correct alphabetization of table. Copy-edit and correct
13169 <stack_protect>: Likewise.
13170 <target_clones>: Likewise.
13172 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13173 Correct punctuation.
13174 (Code Gen Options) <-fno-plt>: Copy-edit.
13176 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13179 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13180 SI values. Explicitly convert SI to DI and vice-versa.
13182 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13184 PR tree-optimization/69070
13185 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13186 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13189 * ubsan.c (ubsan_instrument_float_cast): Call
13190 initialize_sanitizer_builtins.
13193 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13195 Copyright (C) 2016 Free Software Foundation, Inc.
13197 Copying and distribution of this file, with or without modification,
13198 are permitted in any medium without royalty provided the copyright
13199 notice and this notice are preserved.