1 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
5 * tree-vrp.c (extract_range_basic): Handle case for
8 2016-11-23 Jeff Law <law@redhat.com>
10 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
12 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
15 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
16 (arm_fp16_type_node): ...This, make visibile.
17 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
19 (arm_init_simd_builtin_types): Likewise.
20 (arm_init_fp16_builtins): Likewise.
21 * config/arm/arm.c (arm_excess_precision): New.
22 (arm_floatn_mode): Likewise.
23 (TARGET_C_EXCESS_PRECISION): Likewise.
24 (TARGET_FLOATN_MODE): Likewise.
25 (arm_promoted_type): Only promote arm_fp16_type_node.
26 * config/arm/arm.h (arm_fp16_type_node): Declare.
28 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
30 * config/arm/arm.c (arm_convert_to_type): Delete.
31 (TARGET_CONVERT_TO_TYPE): Delete.
32 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
33 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
34 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
35 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
36 are in fast math mode, and have no single step hardware instruction.
37 (extendhfdf2): Only expand through SFmode if we don't have a
38 single-step hardware instruction.
39 * config/arm/vfp.md (*truncdfhf2): New.
40 (extendhfdf2): Likewise.
42 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
44 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
47 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
49 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
50 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
51 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
52 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
53 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
54 * doc/tm.texi: Regenerate.
55 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
57 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
59 * toplev.c (init_excess_precision): Delete most logic.
60 * tree.c (excess_precision_type): Rewrite to use
61 TARGET_EXCESS_PRECISION.
62 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
64 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
65 __STDC_WANT_IEC_60559_TYPES_EXT__.
67 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
69 * common.opt (fpermitted-flt-eval-methods): New.
70 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
71 * flag_types.h (permitted_flt_eval_methods): New.
73 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
75 * config/m68k/m68k.c (m68k_excess_precision): New.
76 (TARGET_C_EXCESS_PRECISION): Define.
78 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
80 * config/s390/s390.c (s390_excess_precision): New.
81 (TARGET_C_EXCESS_PRECISION): Define.
83 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
85 * config/i386/i386.c (ix86_excess_precision): New.
86 (TARGET_C_EXCESS_PRECISION): Define.
88 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
90 * target.def (excess_precision): New hook.
91 * target.h (flt_eval_method): New.
92 (excess_precision_type): Likewise.
93 * targhooks.c (default_excess_precision): New.
94 * targhooks.h (default_excess_precision): New.
95 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
96 * doc/tm.texi: Regenerate.
98 2016-11-23 Martin Sebor <msebor@redhat.com>
101 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
102 set the minimum number of bytes for an unknown string to zero.
104 2016-11-23 Martin Jambor <mjambor@suse.cz>
105 Martin Liska <mliska@suse.cz>
107 * hsa-builtins.def: New file.
108 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
109 * builtins.def: Include hsa-builtins.def.
110 (DEF_HSA_BUILTIN): New macro.
111 * dumpfile.h (OPTGROUP_OPENMP): Define.
112 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
113 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
114 GF_OMP_FOR_GRID_GROUP_ITER.
115 (gimple_omp_for_grid_phony): Added checking assert.
116 (gimple_omp_for_set_grid_phony): Likewise.
117 (gimple_omp_for_grid_intra_group): New function.
118 (gimple_omp_for_set_grid_intra_group): Likewise.
119 (gimple_omp_for_grid_group_iter): Likewise.
120 (gimple_omp_for_set_grid_group_iter): Likewise.
121 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
122 previosuly only distribute loop was permitted.
123 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
124 (grid_get_kernel_launch_attributes): Support multiple HSA grid
126 (grid_expand_omp_for_loop): Likewise and also support standalone
127 distribute constructs. New parameter INTRA_GROUP, updated both users.
128 (grid_expand_target_grid_body): Support standalone distribute
130 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
131 (pass_data_expand_omp_ssa): Likewise.
132 (pass_data_omp_device_lower): Likewsie.
133 (pass_data_lower_omp): Likewise.
134 (pass_data_diagnose_omp_blocks): Likewise.
135 (pass_data_oacc_device_lower): Likewise.
136 (pass_data_omp_target_link): Likewise.
137 (grid_lastprivate_predicate): New function.
138 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
140 (lower_omp_for): Support standalone distribute constructs.
141 (grid_prop): New type.
142 (grid_safe_assignment_p): Check for assignments to group_sizes, new
144 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
146 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
147 optimization info messages.
148 (grid_find_single_omp_among_assignments): Likewise.
149 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
150 (grid_parallel_clauses_gridifiable): New function.
151 (grid_inner_loop_gridifiable_p): Likewise.
152 (grid_dist_follows_simple_pattern): Likewise.
153 (grid_gfor_follows_tiling_pattern): Likewise.
154 (grid_call_permissible_in_distribute_p): Likewise.
155 (grid_handle_call_in_distribute): Likewise.
156 (grid_dist_follows_tiling_pattern): Likewise.
157 (grid_target_follows_gridifiable_pattern): Support standalone distribute
159 (grid_var_segment): New enum.
160 (grid_mark_variable_segment): New function.
161 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
162 if a new argument says so.
163 (grid_process_grid_body): New function.
164 (grid_eliminate_combined_simd_part): Likewise.
165 (grid_mark_tiling_loops): Likewise.
166 (grid_mark_tiling_parallels_and_loops): Likewise.
167 (grid_process_kernel_body_copy): Support standalone distribute
169 (grid_attempt_target_gridification): New grid variable holding overall
170 gridification state. Support standalone distribute constructs and
172 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
173 * hsa.h (hsa_bb): Add method method append_phi.
174 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
175 occurences in all files too.
176 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
177 (is_a_helper <hsa_insn_br *>::test): New function.
178 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
180 (hsa_insn_signal): Make a direct descendant of
181 hsa_insn_basic. Add memorder constructor parameter and
182 m_memory_order and m_signalop member variables.
183 (hsa_insn_queue): Changed constructor parameters to common form.
184 Added m_segment and m_memory_order member variables.
185 (hsa_summary_t): Add private member function
186 process_gpu_implementation_attributes.
187 (hsa_function_summary): Rename m_binded_function to
189 (hsa_insn_basic_p): Remove typedef.
190 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
191 (hsa_op_reg_p): Remove typedef.
192 (hsa_function_representation): Change hsa_op_reg_p into plain
194 (hsa_insn_phi): Removed new and delete operators.
195 (hsa_insn_br): Likewise.
196 (hsa_insn_cbr): Likewise.
197 (hsa_insn_sbr): Likewise.
198 (hsa_insn_cmp): Likewise.
199 (hsa_insn_mem): Likewise.
200 (hsa_insn_atomic): Likewise.
201 (hsa_insn_signal): Likewise.
202 (hsa_insn_seg): Likewise.
203 (hsa_insn_call): Likewise.
204 (hsa_insn_arg_block): Likewise.
205 (hsa_insn_comment): Likewise.
206 (hsa_insn_srctype): Likewise.
207 (hsa_insn_packed): Likewise.
208 (hsa_insn_cvt): Likewise.
209 (hsa_insn_alloca): Likewise.
210 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
211 (process_gpu_implementation_attributes): New function.
212 (link_functions): Move some functionality into it. Adjust after
213 renaming m_binded_functions to m_bound_functions.
214 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
215 to the list of instructions with no output registers.
216 (get_in_type): Return this if it is a register of
218 (hsa_get_declaration_name): Moved to...
219 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
220 temporary string on an obstack instead from ggc.
221 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
222 down to two overloads.
223 (hsa_allocp_operand_address): Removed.
224 (hsa_allocp_operand_immed): Likewise.
225 (hsa_allocp_operand_reg): Likewise.
226 (hsa_allocp_operand_code_list): Likewise.
227 (hsa_allocp_operand_operand_list): Likewise.
228 (hsa_allocp_inst_basic): Likewise.
229 (hsa_allocp_inst_phi): Likewise.
230 (hsa_allocp_inst_mem): Likewise.
231 (hsa_allocp_inst_atomic): Likewise.
232 (hsa_allocp_inst_signal): Likewise.
233 (hsa_allocp_inst_seg): Likewise.
234 (hsa_allocp_inst_cmp): Likewise.
235 (hsa_allocp_inst_br): Likewise.
236 (hsa_allocp_inst_sbr): Likewise.
237 (hsa_allocp_inst_call): Likewise.
238 (hsa_allocp_inst_arg_block): Likewise.
239 (hsa_allocp_inst_comment): Likewise.
240 (hsa_allocp_inst_queue): Likewise.
241 (hsa_allocp_inst_srctype): Likewise.
242 (hsa_allocp_inst_packed): Likewise.
243 (hsa_allocp_inst_cvt): Likewise.
244 (hsa_allocp_inst_alloca): Likewise.
245 (hsa_allocp_bb): Likewise.
247 (hsa_init_data_for_cfun): Initialize obstack.
248 (hsa_deinit_data_for_cfun): Release memory of the obstack.
249 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
250 (hsa_op_reg::operator new): Likewise.
251 (hsa_op_address::operator new): Likewise.
252 (hsa_op_code_list::operator new): Likewise.
253 (hsa_op_operand_list::operator new): Likewise.
254 (hsa_insn_basic::operator new): Likewise.
255 (hsa_insn_phi::operator new): Likewise.
256 (hsa_insn_br::operator new): Likewise.
257 (hsa_insn_sbr::operator new): Likewise.
258 (hsa_insn_cmp::operator new): Likewise.
259 (hsa_insn_mem::operator new): Likewise.
260 (hsa_insn_atomic::operator new): Likewise.
261 (hsa_insn_signal::operator new): Likewise.
262 (hsa_insn_seg::operator new): Likewise.
263 (hsa_insn_call::operator new): Likewise.
264 (hsa_insn_arg_block::operator new): Likewise.
265 (hsa_insn_comment::operator new): Likewise.
266 (hsa_insn_srctype::operator new): Likewise.
267 (hsa_insn_packed::operator new): Likewise.
268 (hsa_insn_cvt::operator new): Likewise.
269 (hsa_insn_alloca::operator new): Likewise.
270 (hsa_init_new_bb): Likewise.
271 (hsa_bb::append_phi): New function.
272 (gen_hsa_phi_from_gimple_phi): Use it.
273 (get_symbol_for_decl): Fix dinstinguishing between
274 global and local functions. Put local variables into a segment
275 according to their attribute or static flag, if there is one.
276 (hsa_insn_br::hsa_insn_br): New.
277 (hsa_insn_br::operator new): Likewise.
278 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
279 (query_hsa_grid_nodim): New function.
280 (multiply_grid_dim_characteristics): Likewise.
281 (gen_get_num_threads): Likewise.
282 (gen_get_num_teams): Reimplemented.
283 (gen_get_team_num): Likewise.
284 (gen_hsa_insns_for_known_library_call): Updated calls to the above
286 (get_memory_order_name): Removed.
287 (get_memory_order): Likewise.
288 (hsa_memorder_from_tree): New function.
289 (gen_hsa_ternary_atomic_for_builtin): Renamed to
290 gen_hsa_atomic_for_builtin, can also create signals.
291 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
292 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
293 (hsa_insn_atomic): Fix function comment.
294 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
295 ancestor constructor and initialization of new member variables.
296 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
298 (hsa_get_host_function): Handle functions with no bound CPU
299 implementation. Fix binded to bound.
300 (get_brig_function_name): Likewise.
301 (HSA_SORRY_ATV): Remove semicolon after macro.
302 (HSA_SORRY_AT): Likewise.
303 (omp_simple_builtin::generate): Add missing semicolons.
304 (hsa_insn_phi::operator new): Removed.
305 (hsa_insn_br::operator new): Likewise.
306 (hsa_insn_cbr::operator new): Likewise.
307 (hsa_insn_sbr::operator new): Likewise.
308 (hsa_insn_cmp::operator new): Likewise.
309 (hsa_insn_mem::operator new): Likewise.
310 (hsa_insn_atomic::operator new): Likewise.
311 (hsa_insn_signal::operator new): Likewise.
312 (hsa_insn_seg::operator new): Likewise.
313 (hsa_insn_call::operator new): Likewise.
314 (hsa_insn_arg_block::operator new): Likewise.
315 (hsa_insn_comment::operator new): Likewise.
316 (hsa_insn_srctype::operator new): Likewise.
317 (hsa_insn_packed::operator new): Likewise.
318 (hsa_insn_cvt::operator new): Likewise.
319 (hsa_insn_alloca::operator new): Likewise.
320 (get_symbol_for_decl): Accept CONST_DECLs, put them to
322 (gen_hsa_addr): Also process CONST_DECLs.
323 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
325 (gen_hsa_unary_operation): Make sure the function does
326 not use bittype source type for firstbit and lastbit operations.
327 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
329 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
331 (emit_branch_insn): Renamed to emit_cond_branch_insn.
332 Emit the width stored in the class.
333 (emit_generic_branch_insn): New function.
334 (emit_insn): Call emit_generic_branch_insn.
335 (emit_signal_insn): Remove obsolete comment. Update
336 member variable name, pick a type according to profile.
337 (emit_alloca_insn): Remove obsolete comment.
338 (emit_atomic_insn): Likewise.
339 (emit_queue_insn): Get segment and memory order from the IR object.
340 (hsa_brig_section): Make allocate_new_chunk, chunks
341 and cur_chunk provate, add a default NULL parameter to add method.
342 (hsa_brig_section::add): Added a new parameter, store pointer to
343 output data there if it is non-NULL.
344 (emit_function_directives): Use this new parameter instead of
345 calculating the pointer itself, fix function comment.
346 (hsa_brig_emit_function): Add forgotten endian conversion.
347 (hsa_output_kernels): Remove unnecessary building of
348 kernel_dependencies_vector_type.
349 (emit_immediate_operand): Declare.
350 (emit_directive_variable): Also emit initializers of CONST_DECLs.
351 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
352 (verify_function_arguments): Properly detect variadic
354 * hsa-dump.c (hsa_width_specifier_name): New function.
355 (dump_hsa_insn_1): Dump generic branch instructions, update signal
356 member variable name. Special dumping for queue objects.
357 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
358 m_binded_functions to m_bound_functions. Copy externally visible flag
360 (ipa_hsa_write_summary): Likewise.
361 (ipa_hsa_read_section): Likewise.
363 2016-11-23 Richard Biener <rguenther@suse.de>
365 PR tree-optimization/78396
366 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
367 vectorize try vectorizing an if-converted body using BB vectorization.
369 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
370 Alan Hayward <alan.hayward@arm.com>
371 David Sherwood <david.sherwood@arm.com>
373 * rtlanal.c (subreg_get_info): Use more local variables.
374 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
375 occupies at least one register. Assume that full hard registers
376 have consistent endianness. Share previously-duplicated if block.
377 Rework the main handling so that it operates on independently-
378 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
379 to check lowpart offsets, without trying to find an equivalent
380 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
381 as a final register-endianness correction.
383 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
389 * combine.c (make_compound_operation_int): Do not convert a subreg of
390 a non-constant logical shift right to a zero_extract. Handle the case
391 where some zero bits have been shifted into the range covered by that
394 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
395 Alan Hayward <alan.hayward@arm.com>
396 David Sherwood <david.sherwood@arm.com>
398 * rtl.h (subreg_size_offset_from_lsb): Declare.
399 (subreg_offset_from_lsb): New function.
400 (subreg_size_lowpart_offset): Declare.
401 (subreg_lowpart_offset): Turn into an inline function.
402 (subreg_size_highpart_offset): Declare.
403 (subreg_highpart_offset): Turn into an inline function.
404 * emit-rtl.c (subreg_size_lowpart_offset): New function.
405 (subreg_size_highpart_offset): Likewise
406 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
408 2016-11-23 Richard Biener <rguenther@suse.de>
410 PR tree-optimization/78482
411 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
412 (remove_forwarder_block_with_phi): When merging with a loop
413 header creates a new latch reset number of iteration information
416 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
418 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
419 (*ashrsi3_extend0): ...this. Accept constant integers.
420 (*ashrsi3_extend2): Rename to...
421 (*ashrsi3_extend1): ...this.
422 (*ashrsi3_extend2): New pattern.
423 (*lshrsi3_extend1): Accept constant integers.
424 (*lshrsi3_extend2): Fix condition on operand 2.
426 2016-11-23 Martin Liska <mliska@suse.cz>
428 * config/i386/i386.c: Initialize function pointer to NULL.
430 2016-11-23 Bin Cheng <bin.cheng@arm.com>
432 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
433 for A == C1 ? A : C2 to below.
434 * match.pd: Move from above to here:
435 (cond (eq (convert1? x) c1) (convert2? x) c2)
436 -> (cond (eq x c1) c1 c2).
438 2016-11-23 Bin Cheng <bin.cheng@arm.com>
440 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
441 for A cmp C1 ? A : C2 to below, also simplify remaining code.
442 * match.pd: Move and extend simplification from above to here:
443 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
444 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
445 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
447 2016-11-23 Martin Liska <mliska@suse.cz>
448 Martin Jambor <mjambor@suse.cz>
450 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
452 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
455 * opts.c (finish_options): Set -fsyntax-only if running self
458 2016-11-23 Richard Biener <rguenther@suse.de>
461 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
462 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
464 2016-11-23 Richard Biener <rguenther@suse.de>
467 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
470 2016-11-23 Richard Biener <rguenther@suse.de>
471 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
473 PR tree-optimization/78154
474 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
475 returns it's argument and the argument is nonnull.
476 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
477 ATT_RETNONNULL_NOTHROW_LEAF.
478 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
479 ATTR_RETNONNULL_NOTHROW_LEAF.
480 (BUILT_IN_STPCPY): Likewise.
481 (BUILT_IN_STPNCPY): Likewise.
482 (BUILT_IN_MEMPCPY_CHK): Likewise.
483 (BUILT_IN_STPCPY_CHK): Likewise.
484 (BUILT_IN_STPNCPY_CHK): Likewise.
485 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
486 (BUILT_IN_STRNCAT): Likewise.
487 (BUILT_IN_STRNCPY): Likewise.
488 (BUILT_IN_MEMSET_CHK): Likewise.
489 (BUILT_IN_STRCAT_CHK): Likewise.
490 (BUILT_IN_STRCPY_CHK): Likewise.
491 (BUILT_IN_STRNCAT_CHK): Likewise.
492 (BUILT_IN_STRNCPY_CHK): Likewise.
494 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
496 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
497 * fold-const.h (tree_expr_nonzero_p) : Declare.
498 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
500 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
502 * system.h (HAVE_DESIGNATED_INITIALIZERS,
503 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
505 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
506 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
507 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
509 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
512 * config/avr/constraints.md (Csp): Widen range to [-11..6].
513 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
514 of RCALLs in prologue to 3.
516 2016-11-22 Michael Collison <michael.collison@arm.com>
518 * config/aarch64/aarch64-protos.h
519 (aarch64_and_split_imm1, aarch64_and_split_imm2)
520 (aarch64_and_bitmask_imm): New prototypes
521 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
522 New overloaded function to create bit mask covering the
523 lowest to highest bits set.
524 (aarch64_and_split_imm2): New overloaded functions to create bit
525 mask of zeros between first and last bit set.
526 (aarch64_and_bitmask_imm): New function to determine if a integer
527 is a valid two instruction "and" operation.
528 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
529 allowing wider range of constants with "and" operations.
530 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
531 "and" operator from matching restricted constant range used for
532 ior and xor operators.
533 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
534 for constants in "and" operantions.
535 (UsP constraint): New DImode constraint for constants in "and" operations.
536 * config/aarch64/iterators.md (lconst2): New mode iterator.
537 (LOGICAL2): New code iterator.
538 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
540 (aarch64_logical_and_operand): New predicate allowing extended constants
541 for "and" operations.
543 2016-11-22 Walter Lee <walt@tilera.com>
545 * config/tilegx/tilegx.md (trap): New pattern.
546 * config/tilepro/tilepro.md (trap): Likewise.
548 2016-11-22 Walter Lee <walt@tilera.com>
550 * config/tilegx/tilegx.md (*zero_extract): Use
551 define_insn_and_split instead of define_insn; Handle pos + size >
553 (*sign_extract): Likewise.
555 2016-11-22 Marek Polacek <polacek@redhat.com>
557 PR tree-optimization/78455
558 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
560 2016-11-22 Ian Lance Taylor <iant@golang.org>
564 * godump.c (go_format_type): Always pass alignment as 1 when
565 calling go_append_padding at end of struct/union.
567 2016-11-22 Jakub Jelinek <jakub@redhat.com>
570 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
571 _mm512_setzero_hi): Removed.
572 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
573 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
574 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
575 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
576 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
577 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
578 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
579 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
580 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
581 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
582 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
583 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
584 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
585 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
586 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
587 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
588 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
589 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
590 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
591 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
592 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
593 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
594 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
595 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
596 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
597 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
598 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
599 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
600 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
601 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
602 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
603 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
604 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
605 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
606 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
607 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
608 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
609 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
610 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
611 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
612 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
613 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
614 _mm512_setzero_qi or _mm512_setzero_hi.
615 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
616 _mm512_maskz_dbsad_epu8): Formatting fixes.
617 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
618 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
619 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
620 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
621 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
622 _mm512_setzero_qi or _mm512_setzero_hi.
624 2016-11-22 Nathan Sidwell <nathan@acm.org>
626 * gcc-ar.c (main): Fix indentation.
627 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
628 * ggc-page.c (move_ptes_to_front): Fix formatting.
629 * hsa-dump.c (dump_has_cfun): Fix indentation.
630 * sel-sched-ir.h: Remove trailing blank lines.
632 2016-11-22 Jakub Jelinek <jakub@redhat.com>
633 Alexander Monakov <amonakov@ispras.ru>
635 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
636 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
637 (omp_clause_code_name): Add _simt_ name.
638 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
639 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
640 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
641 (scan_omp_simd): New function.
642 (scan_omp_1_stmt): Use it in target regions if needed.
643 (omp_max_vf): Don't max with omp_max_simt_vf.
644 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
645 OMP_CLAUSE__SIMT_ is present.
646 (lower_rec_input_clauses): Compute maybe_simt from presence of
648 (lower_lastprivate_clauses): Likewise.
649 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
650 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
651 * internal-fn.def (GOMP_USE_SIMT): New internal function.
652 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
654 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
656 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
657 (expand_GOMP_SIMT_VF): New.
658 (expand_GOMP_SIMT_LAST_LANE): New.
659 (expand_GOMP_SIMT_ORDERED_PRED): New.
660 (expand_GOMP_SIMT_VOTE_ANY): New.
661 (expand_GOMP_SIMT_XCHG_BFLY): New.
662 (expand_GOMP_SIMT_XCHG_IDX): New.
663 * internal-fn.def (GOMP_SIMT_LANE): New.
665 (GOMP_SIMT_LAST_LANE): New.
666 (GOMP_SIMT_ORDERED_PRED): New.
667 (GOMP_SIMT_VOTE_ANY): New.
668 (GOMP_SIMT_XCHG_BFLY): New.
669 (GOMP_SIMT_XCHG_IDX): New.
670 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
671 (create_omp_child_function): ...here. Set "omp target entrypoint"
672 or "omp declare target" attribute based on is_gimple_omp_offloaded.
673 (omp_max_simt_vf): New. Use it...
674 (omp_max_vf): ...here.
675 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
676 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
677 (lower_omp_ordered): Likewise, for "ordered" lowering.
678 (expand_omp_simd): Add SIMT transforms.
679 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
680 (execute_omp_device_lower): New.
681 (pass_data_omp_device_lower): New.
682 (pass_omp_device_lower): New pass.
683 (make_pass_omp_device_lower): New.
684 * passes.def (pass_omp_device_lower): Position new pass.
685 * tree-pass.h (PROP_gimple_lomp_dev): Define.
686 (make_pass_omp_device_lower): Declare.
688 2016-11-22 Jakub Jelinek <jakub@redhat.com>
691 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
692 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
694 (_mm_maskz_load_epi64): Likewise.
695 (_mm_setzero_hi): Removed.
696 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
698 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
699 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
700 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
701 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
702 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
703 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
704 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
705 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
706 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
707 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
708 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
710 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
711 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
712 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
713 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
714 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
715 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
716 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
717 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
718 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
719 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
720 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
721 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
722 instead of _mm_setzero_hi.
723 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
724 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
725 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
726 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
727 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
728 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
729 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
730 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
731 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
732 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
733 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
734 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
735 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
736 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
737 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
738 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
739 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
740 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
741 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
742 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
743 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
744 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
745 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
746 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
747 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
748 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
750 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
751 instead of _mm_setzero_hi.
752 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
753 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
754 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
755 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
756 _mm_setzero_si128 instead of _mm_setzero_di.
757 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
758 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
759 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
760 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
761 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
762 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
763 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
764 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
765 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
766 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
767 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
768 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
769 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
770 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
771 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
772 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
773 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
774 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
775 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
776 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
777 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
778 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
779 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
780 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
781 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
782 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
783 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
784 _mm512_maskz_insertf32x8): Formatting fixes.
785 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
786 _mm_setzero_si128 instead of _mm_setzero_di.
787 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
788 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
789 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
790 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
791 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
792 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
793 _mm_setzero_si128 instead of _mm_setzero_di.
794 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
796 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
797 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
798 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
799 _mm_setzero_si128 instead of _mm_setzero_hi.
800 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
801 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
802 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
803 instead of _mm_setzero_di.
804 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
805 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
807 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
808 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
810 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
812 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
813 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
814 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
816 2016-11-22 Carl Love <cel@us.ibm.com>
818 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
819 equal and vector compare not equal. The vector compares take two
820 arguments of type vector bool char, vector bool short, vector bool int,
821 vector bool long long with the same return type.
822 * doc/extend.texi: Update built-in documentation file for the new
825 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
827 * Makefile.in ($(lang_checks_parallelized)): Fix detection
830 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
832 * config.gcc: Allow new rmprofile value for configure option
833 --with-multilib-list.
834 * config/arm/t-rmprofile: New file.
835 * doc/install.texi (--with-multilib-list): Document new rmprofile value
838 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
841 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
842 register operand in alternatives 4,5,6.
844 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
847 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
848 in save register mask if it is needed.
850 2016-11-22 Jakub Jelinek <jakub@redhat.com>
852 PR tree-optimization/78436
853 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
854 (shift_bytes_in_array, shift_bytes_in_array_right,
855 merged_store_group::apply_stores): Formatting fixes.
856 (clear_bit_region): Likewise. Use memset.
857 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
858 instead of EXPR and inerted instead of inserted. Use memset instead
859 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
863 * expmed.c (expand_divmod): Use wide_int for computation of
864 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
865 Use size <= HOST_BITS_PER_WIDE_INT instead of
866 HOST_BITS_PER_WIDE_INT >= size.
868 PR tree-optimization/78445
869 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
870 any_complicated_phi, version loop even if flag_tree_loop_if_convert
871 is 1. Formatting fix.
873 2016-11-22 Martin Liska <mliska@suse.cz>
876 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
877 (sem_function::get_hash): Use the new field.
878 (sem_function::parse): Remove an argument from ctor.
879 (sem_variable::parse): Likewise.
880 (sem_variable::get_hash): Use the new field.
881 (sem_item_optimizer::read_section): Use new ctor and set hash.
882 * ipa-icf.h: _hash is removed from sem_item::sem_item,
883 sem_variable::sem_variable, sem_function::sem_function.
885 2016-11-21 Jeff Law <law@redhat.com>
888 * config/cris/cris.md: Don't call copy_to_mode_reg unless
889 can_create_pseudo_p is true.
891 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
894 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
895 *rotldi3_insert_7): New define_insns.
897 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
899 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
900 so that DImode can be allocated to FP/vector registers in more
901 cases, and we can avoid direct move operations. If the register
902 needs reloading, prefer GPRs over FP/vector registers. In the
903 case of FPR vs. Altivec registers, prefer FPR registers unless we
904 have the ISA 3.0 reg+offset scalar instructions.
905 (movdi_internal64): Likewise.
907 2016-11-21 Jakub Jelinek <jakub@redhat.com>
910 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
911 for tmp simd array if DECL_NAME (parm) is NULL.
913 2016-11-20 Jeff Law <law@redhat.com>
916 * config/m68k/predicates.md (swap_peephole_relational_operator): New
918 * config/m68k/m68k.md (relational tests against 65535/65536): New
921 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
923 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
925 2016-11-21 Martin Sebor <msebor@redhat.com>
927 * doc/invoke.texi (-fprintf-return-value): Document that option
928 is enabled by default.
930 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
932 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
933 for-loop declaration of loop variable.
934 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
935 * config/avr/avr.c (avr_popcount_each_byte)
936 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
937 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
938 (avr_expand_epilogue, avr_function_arg_advance)
939 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
940 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
941 (avr_adjust_reg_alloc_order, output_reload_in_const)
942 (avr_conditional_register_usage, avr_find_unused_d_reg)
943 (avr_map_decompose, avr_fold_builtin): Same.
945 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
947 * config/avr/avr.c (avr_popcount): Remove static function.
948 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
950 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
952 * arm.opt (mapcs-float): Delete option.
953 * arm.c (arm_option_override): Remove hunk relating to
955 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
957 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
959 * tree-tailcall.c (process_assignment): Simplify the check for
960 a valid copy, allowing the source to be a local variable as
962 (find_tail_calls): Allow copies between local variables to follow
963 the call. Allow the result to be stored in any local variable,
964 even if it's an aggregate.
965 (eliminate_tail_call): Check whether the result is an SSA name
966 before updating its SSA_NAME_DEF_STMT.
968 2016-11-21 David Malcolm <dmalcolm@redhat.com>
970 PR preprocessor/78324
971 * input.c (get_substring_ranges_for_loc): Fail gracefully if
972 -ftrack-macro-expansion has a value other than 2.
974 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
976 PR rtl-optimization/78400
977 * shrink-wrap.c (try_shrink_wrapping_separate): Call
978 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
979 and df_update_exit_block_uses.
981 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
984 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
985 new default-enabled warning..
986 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
987 (BT_PTR_CONST_STRING): Updated.
988 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
989 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
990 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
991 (strftime): Update builtin function.
992 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
993 * tree.h (const_tm_ptr_type_node): New type node.
994 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
995 const_tm_ptr_type_node.
997 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
999 PR tree-optimization/78413
1000 * tree-if-conv.c (versionable_outer_loop_p): Require that both
1001 inner and outer loop latches have single predecessors.
1003 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1006 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
1007 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
1009 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1011 * rtl.h: Adjust prototype.
1012 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
1013 (dead_or_set_regno_p): Likewise.
1015 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1017 * rtl.h: Adjust prototype.
1018 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
1020 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1022 * function.c (contains): Change argument type to rtx_insn *.
1023 (prologue_contains): Likewise.
1024 (epilogue_contains): Likewise.
1025 (prologue_epilogue_contains): Likewise.
1026 * function.h: Adjust prototype.
1028 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1030 * optabs.c (emit_libcall_block): Change argument type to
1032 * optabs.h: Adjust prototype.
1034 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1036 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
1037 (fixup_reorder_chain): Adjust.
1038 * cfgrtl.h: Adjust prototype.
1040 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1042 * rtl.h: Adjust prototype.
1043 * rtlanal.c (replace_label_in_insn): Change argument type to
1046 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1048 * config/v850/v850.c (expand_prologue): Adjust.
1049 (expand_epilogue): Likewise.
1050 * expr.c (init_expr_target): Likewise.
1051 * genrecog.c (print_subroutine): Always make the argument type
1053 * recog.h: Adjust prototype.
1055 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1057 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
1058 up variables to make some rtx_insn *.
1059 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
1060 * config/arc/arc.c: Likewise.
1061 * config/arm/arm.c: Likewise.
1062 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
1063 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
1065 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
1067 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1069 * config/arm/arm.c (legitimize_pic_address): Change to use
1070 rtx_insn * as the type of variables.
1071 (arm_pic_static_addr): Likewise.
1072 (arm_emit_movpair): Likewise.
1073 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1074 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
1075 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
1076 * config/frv/frv.md: Likewise.
1077 * config/i386/i386-protos.h: Likewise.
1078 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
1079 (ix86_split_fp_branch): Likewise.
1080 (predict_jump): Likewise.
1081 * config/ia64/ia64.c: Likewise.
1082 * config/mcore/mcore.c: Likewise.
1083 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
1084 * config/s390/s390.c: Likewise.
1085 * config/s390/s390.md: Likewise.
1086 * config/spu/spu.md: Likewise.
1087 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
1088 * lower-subreg.c (resolve_simple_move): Likewise.
1090 2016-11-20 Jeff Law <law@redhat.com>
1093 * reload.h (struct target_reload): Make x_double_reg_address_ok
1095 * reload.c (find_reloads_address): Check if double_reg_address_ok
1096 is true for the mode of the memory reference.
1097 * reload1.c (init_reload): Initialize double_reg_address_ok for
1100 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
1103 * tree-ssa-uninit.c: Define new global max_phi_args.
1104 (compute_uninit_opnds_pos): Use max_phi_args.
1105 (prune_uninit_phi_opnds): Same.
1106 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
1107 missing NUM_PREDS in function comment.
1108 (can_one_predicate_be_invalidated_p): New.
1109 (can_chain_union_be_invalidated_p): New.
1110 (flatten_out_predicate_chains): New.
1111 (uninit_ops_invalidate_phi_use): New.
1112 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
1114 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1116 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
1117 * match.pd (A /[ex] B CMP C): New simplifications.
1119 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1121 * match.pd (0 / X, X / X, X % X): New simplifications.
1123 2016-11-19 Jakub Jelinek <jakub@redhat.com>
1125 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
1126 when checking if callee's isa flags are subset of caller's isa flags.
1127 Fix comment wording.
1129 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
1130 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
1131 instead and using = 0 instead of &= 0.
1133 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
1134 ix86_add_new_builtins): Formatting fixes.
1135 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
1136 (ix86_get_builtin): Likewise.
1138 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
1139 don't initialize it, don't use it for the case where it isn't
1140 provable %{z} nor using the same argument, instead move merge
1141 argument into a new pseudo and use that as target. Formatting fixes.
1143 2016-11-19 Jeff Law <law@redhat.com>
1146 * config/m68k/m68k.md (bsetdreg): New pattern.
1147 (bchgdreg, bclrdreg): Likewise.
1149 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
1152 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
1153 instead of force_reg.
1154 (sh_expand_setmem): Likewise.
1156 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
1158 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
1160 2016-11-18 Walter Lee <walt@tilera.com>
1162 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
1163 end-of-bundle marker for consecutive barriers.
1165 2016-11-18 Walter Lee <walt@tilera.com>
1167 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
1169 2016-11-18 Jakub Jelinek <jakub@redhat.com>
1172 * multiple_target.c (get_attr_len): Start with argnum and increment
1173 argnum on every arg. Use strchr in a loop instead of counting commas
1175 (get_attr_str): Increment argnum for every comma in the string.
1176 (separate_attrs): Use for instead of while loop, simplify.
1177 (expand_target_clones): Rename defenition argument to definition.
1178 Free attrs and attr_str even when diagnosing errors. Temporarily
1179 change input_location around targetm.target_option.valid_attribute_p
1180 calls. Don't emit warning or errors if that function fails.
1182 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
1185 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
1186 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
1187 abbrev_opt_base_type_end only by increasing die_abbrev, before
1189 (optimize_abbrev_table): Don't change abbrev numbers of
1190 base types and CU or optimize implicit consts in them if
1191 calc_base_type_die_sizes has been called during build_abbrev_table.
1192 (calc_base_type_die_sizes): If abbrev_opt_start, set
1193 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
1195 2016-11-18 Jeff Law <law@redhat.com>
1198 * config/m68k/m68k.c (moveq feeding equality comparison): New
1200 * config/m68k/predicates.md (addq_subq_operand): New predicate.
1201 (equality_comparison_operator): Likewise.
1203 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1205 * rtlanal.c (load_extend_op): Move to...
1206 * rtl.h: ...here and make inline.
1208 2016-11-18 Terry Guo <terry.guo@arm.com>
1209 Thomas Preud'homme <thomas.preudhomme@arm.com>
1211 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
1212 * config/arm/arm-opts.h: Include arm-flags.h.
1213 (struct arm_arch_core_flag): Define.
1214 (arm_arch_core_flags): Define.
1215 * config/arm/arm-protos.h: Include arm-flags.h
1216 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
1217 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
1218 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
1219 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
1220 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
1221 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
1222 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
1223 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
1224 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
1225 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
1226 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
1227 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
1228 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
1229 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
1230 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
1231 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
1232 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
1233 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
1234 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
1235 ARM_FSET_CPU_SUBSET): Move to ...
1236 * config/arm/arm-flags.h: This new file.
1237 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
1238 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
1239 (TARGET_MODE_SPECS): Define.
1240 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
1242 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
1244 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
1245 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
1246 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
1247 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
1248 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
1249 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
1250 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
1251 missing and make value unsigned.
1252 (arm_feature_set): Use unsigned entries instead of unsigned long.
1254 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1256 Re-apply after PR bootstrap/77359 is fixed:
1257 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1259 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1260 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
1263 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1266 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
1267 variables in functions calling alloca. Also update the ASCII
1269 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
1270 (STACK_DYNAMIC_OFFSET): Likewise.
1271 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
1272 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
1275 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1276 Alan Hayward <alan.hayward@arm.com>
1277 David Sherwood <david.sherwood@arm.com>
1279 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
1280 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
1281 (add_const_value_attribute): Likewise.
1282 * explow.c (plus_constant): Likewise.
1283 * expmed.c (expand_mult, make_tree): Likewise.
1284 * expr.c (convert_modes): Likewise.
1285 * loop-doloop.c (doloop_optimize): Likewise.
1286 * postreload.c (reload_cse_simplify_set): Likewise.
1287 * simplify-rtx.c (simplify_const_unary_operation): Likewise
1288 (simplify_binary_operation_1, simplify_const_binary_operation):
1290 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
1291 * wide-int.h: Update documentation to recommend rtx_mode_t
1292 instead of std::make_pair.
1294 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1295 Alan Hayward <alan.hayward@arm.com>
1296 David Sherwood <david.sherwood@arm.com>
1298 * tree.h (SET_DECL_MODE): New macro.
1299 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
1300 (expand_gimple_basic_block): Likewise.
1301 * function.c (split_complex_args): Likeise.
1302 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1303 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
1304 * stor-layout.c (layout_decl, relayout_decl): Likewise.
1305 (finish_bitfield_representative): Likewise.
1306 * tree.c (make_node_stat): Likewise.
1307 * tree-inline.c (remap_ssa_name): Likewise.
1308 (tree_function_versioning): Likewise.
1309 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
1310 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
1311 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1312 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
1313 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
1314 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
1315 * varasm.c (make_debug_expr_from_rtl): Likewise.
1317 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
1319 PR rtl-optimization/71785
1320 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
1321 (duplicate_computed_gotos): New function.
1322 (pass_duplicate_computed_gotos::execute): Rewrite.
1324 2016-11-17 Jeff Law <law@redhat.com>
1327 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
1328 barrier prior to deallocating the stack.
1330 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
1332 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
1333 to make better use of cmem loads in the case where a single bit is
1335 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
1337 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
1339 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
1341 (isa_names_table): Handle new features.
1343 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
1344 Andrew Senkevich <andrew.senkevich@intel.com>
1346 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
1347 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
1348 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
1349 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
1350 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
1351 * config/i386/avx5124fmapsintrin.h: New file.
1352 * config/i386/avx5124vnniwintrin.h: Ditto.
1353 * config/i386/constraints.md (h): New constraint.
1354 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
1355 * config/i386/driver-i386.c (host_detect_local_cpu):
1356 Detect avx5124fmaps, avx5124vnniw.
1357 * config/i386/i386-builtin-types.def: Add types
1358 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
1359 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
1360 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
1361 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
1362 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
1363 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
1364 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
1365 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
1366 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
1367 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
1368 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
1369 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
1370 __builtin_ia32_vp4dpwssds_mask): New.
1371 * config/i386/i386-c.c (ix86_target_macros_internal):
1372 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
1373 * config/i386/i386-modes.def: Fixed comment typos, added new
1374 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
1375 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
1377 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
1378 (ix86_option_override_internal): Handle new options.
1379 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
1381 (ix86_expand_builtin): Handle new builtins.
1382 (ix86_additional_allocno_class_p): New.
1383 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
1384 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
1385 (reg_class): Add MOD4_SSE_REGS.
1386 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
1387 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
1388 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
1389 avx5124vnniwintrin.h.
1390 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
1391 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
1392 (define_mode_iterator IMOD4): New.
1393 (define_mode_attr imod4_narrow): Ditto.
1394 (define_insn "mov<mode>"): Ditto.
1395 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
1396 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
1397 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
1398 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
1399 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
1400 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
1401 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
1402 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
1403 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
1404 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
1405 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
1406 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
1407 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
1408 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
1409 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
1410 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
1411 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
1412 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
1413 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
1414 * genmodes.c (mode_size_inline): Extend return type.
1415 * machmode.h (mode_size, mode_base_align): Extend type.
1417 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
1420 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
1421 the appropriate checks for SFmode/DFmode load/stores in GPR
1423 (fusion_addis_mem_combo_store): Likewise.
1424 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
1425 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
1426 d-form instructions for traditional Altivec registers.
1427 (emit_fusion_p9_load): Likewise.
1428 (emit_fusion_p9_store): Likewise.
1429 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
1430 early clobber from scratch register. Do not match if the register
1431 being stored is the scratch register.
1432 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
1433 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
1434 instructions for traditional Altivec registers.
1435 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
1436 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1437 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1439 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1442 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
1443 being live in the function and lr needing to be saved. Distinguish
1444 between already saved pushable registers and registers to push.
1445 Check for LR being an available pushable register.
1447 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1449 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
1450 string input is a string constant.
1451 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
1452 via cmpstrnsi even if neither string is constant.
1454 2016-11-17 Jakub Jelinek <jakub@redhat.com>
1457 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
1458 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
1459 instead, return false if it is NULL, or doesn't fit into uhwi, or
1460 is larger or equal to targetm.max_anchor_offset.
1462 2016-11-17 Pip Cet <pipcet@gmail.com>
1463 Eric Botcazou <ebotcazou@adacore.com>
1465 PR rtl-optimization/78355
1466 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
1467 needs to deal with unaligned accesses.
1468 * doc/tm.texi: Regenerate.
1469 * lra-constraints.c (simplify_operand_subreg): Only invoke
1470 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
1472 2016-11-17 David Malcolm <dmalcolm@redhat.com>
1474 * input.c (selftest::test_lexer_string_locations_long_line): New
1476 (selftest::test_lexer_string_locations_raw_string_multiline): New
1478 (selftest::input_c_tests): Call the new functions, via
1479 for_each_line_table_case.
1481 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1483 * config/aarch64/aarch64.md (mov<mode>): Call
1484 aarch64_split_dimode_const_store on DImode constant stores.
1485 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
1487 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
1490 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1491 Richard Biener <rguenther@suse.de>
1493 PR tree-optimization/77848
1494 * tree-if-conv.c (tree_if_conversion): Always version loops unless
1495 the user specified -ftree-loop-if-convert.
1497 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
1500 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
1501 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
1502 *thumb2_strd_base_neg): Recognize insn regardless of
1503 current_tune->prefer_ldrd_strd.
1504 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
1507 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
1509 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
1512 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
1514 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
1516 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
1517 * config/arc/arc-cpus.def (quarkse_em): Add.
1518 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
1519 * config/arc/arc-opts.h (FPX_QK): Define.
1520 * config/arc/arc-tables.opt: Regenerate.
1521 * config/arc/arc.c (gen_compare_reg): Change.
1522 (arc_register_move_cost): Avoid Dy,Dx moves.
1523 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
1524 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
1525 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
1527 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
1528 (fix_truncsfsi2_fpu): Rename.
1529 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
1530 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
1531 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
1532 * config/arc/t-multilib: Regenerate.
1534 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
1536 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
1538 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
1539 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
1540 (avr_rtx_costs_1, extra_constraint_Q): Same.
1541 (avr_address_cost): Use SUBREG_P if possible.
1543 2016-11-17 Richard Biener <rguenther@suse.de>
1546 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
1547 non-local goto into CFG.
1549 2016-11-17 Richard Biener <rguenther@suse.de>
1551 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
1552 backward compatibility.
1553 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
1554 * tree-if-conv.c (pass_if_conversion::gate): Do not test
1555 flag_tree_loop_if_convert_stores.
1556 (pass_if_conversion::execute): Likewise.
1558 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1560 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
1561 const_double code before calling aarch64_float_const_zero_rtx_p.
1563 2016-11-17 Richard Biener <rguenther@suse.de>
1565 PR tree-optimization/78306
1566 * ipa-inline-analysis.c (initialize_inline_failed): Do not
1567 inhibit inlining if function calls cilk_spawn.
1568 (can_inline_edge_p): Likewise.
1570 2016-11-17 Richard Biener <rguenther@suse.de>
1573 * fold-const.c (negate_expr_p): Fix multiplication case.
1575 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
1578 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
1580 (TARGET_INIT_LIBFUNCS): Delete definition and...
1581 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
1584 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
1586 * config/netbsd-stdint.h: New.
1587 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
1588 (x86_64-*-netbsd*): Likewise.
1590 2016-11-16 Andrew PInski <apinski@cavium.com>
1592 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
1593 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
1594 flag_aarch64_verbose_cost instead of checking for details dump.
1595 (aarch64_rtx_costs_wrapper): Likewise.
1597 2016-11-16 Jakub Jelinek <jakub@redhat.com>
1599 PR rtl-optimization/78378
1600 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
1601 inner only if pos is 0. Fix up formatting.
1603 2016-11-17 Alan Modra <amodra@gmail.com>
1605 PR rtl-optimization/78325
1606 PR rtl-optimization/70890
1607 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
1610 2016-11-16 Jason Merrill <jason@redhat.com>
1612 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
1614 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1615 Richard Biener <rguenther@suse.de>
1617 PR tree-optimization/77848
1618 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
1619 an outer loop, only save basic block aux information for the inner
1621 (versionable_outer_loop_p): New function.
1622 (tree_if_conversion): Version the outer loop instead of the inner
1623 one if the pattern will be recognized for outer-loop
1626 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
1628 * gcc/bb-reorder.c: Remove 'toplev.h' include.
1629 (pass_partition_blocks::gate): No longer check
1630 user_defined_section_attribute, instead check the function decl
1631 for a section attribute.
1632 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
1633 set user_defined_section_attribute.
1634 * gcc/final.c (rest_of_handle_final): Likewise.
1635 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
1636 * gcc/toplev.h: Remove declaration of
1637 user_defined_section_attribute.
1639 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1641 * config/mips/mips.md (casesi_internal_mips16_<mode>):
1642 Explicitly switch between JR and JRC for the table jump. Adjust
1645 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1647 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
1648 `insn_count' to 11 rather than 16.
1650 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1652 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
1653 `ltu' rather than `leu' operation in the RTL pattern
1655 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1657 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
1658 missing <d> instruction prefixes throughout. Correct
1661 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1663 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
1664 rather than R_MIPS_JALR relocation in microMIPS code. Do not
1665 cancel short delay slots in PIC call relaxation.
1667 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
1669 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
1670 general register with general register or ARM constant into SP
1673 2016-11-16 Jakub Jelinek <jakub@redhat.com>
1676 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
1677 that loop->header == body_bb if broken_loop.
1679 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
1681 * tree-ssa-math-opts.c (bswap_replace): Remove test
1682 of SLOW_UNALIGNED_ACCESS.
1684 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
1686 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
1687 is selected. Pass -mgomp to offload compiler in OpenMP case.
1688 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
1689 declaration from nvptx.c.
1690 (nvptx_gen_shuffle): Declare.
1691 (nvptx_output_set_softstack): Declare.
1692 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
1693 (need_softstack_decl): New variable.
1694 (need_unisimt_decl): New variable.
1695 (diagnose_openacc_conflict): New. Use it...
1696 (nvptx_option_override): ...here. Handle TARGET_GOMP.
1697 (nvptx_encode_section_info): Handle "shared" attribute.
1698 (write_as_kernel): Restrict to OpenACC target regions.
1699 (init_softstack_frame): New.
1700 (nvptx_init_unisimt_predicate): New.
1701 (write_omp_entry): New. Use it...
1702 (nvptx_declare_function_name): ...here to emit OpenMP target region
1703 entrypoints. Handle TARGET_SOFT_STACK. Call
1704 nvptx_init_unisimt_predicate.
1705 (nvptx_output_set_softstack): New.
1706 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
1707 (nvptx_gen_shuffle): Export.
1708 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
1710 (nvptx_print_operand): Fix handling of instruction predicates.
1711 (nvptx_get_unisimt_master): New helper function.
1712 (nvptx_get_unisimt_predicate): Ditto.
1713 (nvptx_call_insn_is_syscall_p): Ditto.
1714 (nvptx_unisimt_handle_set): Ditto.
1715 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
1716 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
1717 (nvptx_handle_shared_attribute): New. Use it...
1718 (nvptx_attribute_table): ... here (new entry).
1719 (nvptx_record_offload_symbol): Handle NULL attributes.
1720 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
1721 (nvptx_simt_vf): New.
1722 (TARGET_SIMT_VF): Define.
1723 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
1724 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
1725 -muniform-simt option is active.
1726 (STACK_SIZE_MODE): Define.
1727 (FIXED_REGISTERS): Adjust.
1728 (SOFTSTACK_SLOT_REGNUM): New.
1729 (SOFTSTACK_PREV_REGNUM): New.
1730 (REGISTER_NAMES): Adjust.
1731 (struct machine_function): New fields.
1732 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
1733 (UNSPEC_VOTE_BALLOT): Ditto.
1734 (UNSPEC_LANEID): Ditto.
1735 (UNSPECV_NOUNROLL): Ditto.
1736 (atomic): New attribute.
1737 (predicable): New attribute. Generate predicated forms via
1739 (br_true): Mark as not predicable.
1741 (br_true_uni): Ditto.
1742 (br_false_uni): Ditto.
1744 (trap_if_true): Ditto.
1745 (trap_if_false): Ditto.
1746 (nvptx_fork): Ditto.
1747 (nvptx_forked): Ditto.
1748 (nvptx_joining): Ditto.
1749 (nvptx_join): Ditto.
1750 (nvptx_barsync): Ditto.
1751 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
1752 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
1753 (allocate_stack_<mode>): Remove unused pattern.
1754 (set_softstack_insn): New pattern.
1755 (restore_stack_block): Handle for TARGET_SOFT_STACK.
1756 (nvptx_vote_ballot): New pattern.
1757 (omp_simt_lane): Ditto.
1758 (omp_simt_last_lane): Ditto.
1759 (omp_simt_ordered): Ditto.
1760 (omp_simt_vote_any): Ditto.
1761 (omp_simt_xchg_bfly): Ditto.
1762 (omp_simt_xchg_idx): Ditto.
1763 (nvptx_nounroll): Ditto.
1764 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
1765 (atomic_exchange<mode>): Ditto.
1766 (atomic_fetch_add<mode>): Ditto.
1767 (atomic_fetch_addsf): Ditto.
1768 (atomic_fetch_<logic><mode>): Ditto.
1769 * config/nvptx/nvptx.opt (msoft-stack): New option.
1770 (muniform-simt): Ditto.
1772 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
1773 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
1774 * doc/invoke.texi (msoft-stack): Document.
1775 (muniform-simt): Document
1777 * doc/tm.texi: Regenerate.
1778 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
1779 * target.def: Define it.
1780 * target-insns.def (omp_simt_lane): New.
1781 (omp_simt_last_lane): New.
1782 (omp_simt_ordered): New.
1783 (omp_simt_vote_any): New.
1784 (omp_simt_xchg_bfly): New.
1785 (omp_simt_xchg_idx): New.
1787 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1789 * config/mips/mips-protos.h (mips_set_text_contents_type): New
1791 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
1792 (ASM_OUTPUT_CASE_END): Likewise.
1793 * config/mips/mips.c (mips_set_text_contents_type): New function.
1794 (mips16_emit_constants): Record the pool's initial label number
1795 with the `consttable' insn. Emit a `consttable_end' insn at the end.
1796 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
1797 for `consttable' insns.
1798 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
1799 for `consttable_end' insns.
1800 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
1801 (consttable): Add operand.
1802 (consttable_end): New insn.
1804 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
1806 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
1807 * tree-if-conv.c (tree_if_conversion): Make public.
1808 * * tree-if-conv.h: New file.
1809 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
1810 dynamic alias checks for epilogues.
1811 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
1812 * tree-vect-loop.c: include tree-if-conv.h.
1813 (new_loop_vec_info): Add zeroing orig_loop_info field.
1814 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
1815 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
1816 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
1817 using passed argument.
1818 (vect_transform_loop): Check if created epilogue should be returned
1819 for further vectorization with less vf. If-convert epilogue if
1820 required. Print vectorization success for epilogue.
1821 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
1822 if it is required, pass loop_vinfo produced during vectorization of
1823 loop body to vect_analyze_loop.
1824 * tree-vectorizer.h (struct _loop_vec_info): Add new field
1826 (LOOP_VINFO_ORIG_LOOP_INFO): New.
1827 (LOOP_VINFO_EPILOGUE_P): New.
1828 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
1829 (vect_do_peeling): Change prototype to return epilogue.
1830 (vect_analyze_loop): Add argument of loop_vec_info type.
1831 (vect_transform_loop): Return created loop.
1833 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
1835 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
1836 component as used also if LR_REGNO is a live input to the bb.
1837 * df-scan.c (df_get_entry_block_def_set): Return immediately after
1838 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
1839 (df_get_exit_block_use_set): Ditto.
1840 * df.h (df_scan_flags): New enum.
1841 * shrink-wrap.c (try_shrink_wrapping_separate): Set
1842 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
1843 df_update_entry_block_defs and df_update_exit_block_uses
1844 at the start; clear the flag and call those functions at the end.
1846 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1847 Alan Hayward <alan.hayward@arm.com>
1848 David Sherwood <david.sherwood@arm.com>
1850 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
1851 nb_iterations to the number of latch iterations rather than the
1852 number of loop iterations.
1854 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1855 Alan Hayward <alan.hayward@arm.com>
1856 David Sherwood <david.sherwood@arm.com>
1858 * combine.c (maybe_swap_commutative_operands): New function.
1859 (combine_simplify_rtx): Use it.
1860 (change_zero_ext): Likewise.
1861 (make_compound_operation_int): New function, split out of...
1862 (make_compound_operation): ...here. Use
1863 maybe_swap_commutative_operands for both.
1865 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
1867 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
1868 (neon-vfpv3): New FPU, currently an alias for 'neon'.
1869 * arm/arm-tables.opt: Regenerated.
1870 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
1872 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
1873 and 'neon' are aliases for specific implementations.
1875 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1876 Alan Hayward <alan.hayward@arm.com>
1877 David Sherwood <david.sherwood@arm.com>
1879 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
1880 and use it in the final call to gen_rtx_fmt_ee.
1881 (expand_vec_cond_expr): Update accordingly.
1882 (expand_vec_cmp_expr): Likewise.
1884 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1885 Alan Hayward <alan.hayward@arm.com>
1886 David Sherwood <david.sherwood@arm.com>
1888 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
1890 2016-11-16 Richard Biener <rguenther@suse.de>
1893 * gimplify.c (gimplify_function_tree): Do not instrument
1894 GNU extern inline functions.
1896 2016-11-16 Martin Liska <mliska@suse.cz>
1899 * gimplify.c (gimplify_switch_expr): Always save previous
1900 gimplify_ctxp->live_switch_vars.
1902 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
1904 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
1905 zero_extract operations to allow a movb to occur.
1906 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
1907 * testsuite/gcc.target/arc/movb-2.c: Likewise.
1908 * testsuite/gcc.target/arc/movb-5.c: Likewise.
1909 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
1912 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1913 Alan Hayward <alan.hayward@arm.com>
1914 David Sherwood <david.sherwood@arm.com>
1916 * expr.c (emit_group_load_1): Tighten check for whether an
1917 access involves only one operand of a CONCAT. Use extract_bit_field
1918 for constants if the bit range does span the whole operand.
1920 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1921 Alan Hayward <alan.hayward@arm.com>
1922 David Sherwood <david.sherwood@arm.com>
1924 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
1926 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1927 Alan Hayward <alan.hayward@arm.com>
1928 David Sherwood <david.sherwood@arm.com>
1930 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
1931 all three iteration counts with an any_* test. Use a single update
1932 for each count. Fix the calculation of nb_iterations_estimate.
1934 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1936 * config/pdp11/pdp11.c: Include dbxout.h.
1938 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1940 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
1942 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1945 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
1946 proper ranges for an SBFX instruction.
1947 (extzv_t2): Likewise for UBFX.
1949 2016-11-16 Richard Biener <rguenther@suse.de>
1951 PR tree-optimization/78348
1952 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
1953 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
1954 (classify_partition): Set PKIND_MEMCPY if dependence analysis
1955 revealed no dependency, PKIND_MEMMOVE otherwise.
1957 2016-11-16 Jakub Jelinek <jakub@redhat.com>
1960 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
1961 it points to non-NULL tree, use it instead of ubsan_create_data.
1962 (instrument_si_overflow): Handle vector signed integer overflow
1964 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
1965 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
1966 vector IFN_UBSAN_CHECK_*.
1967 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
1968 pass it through to ubsan_build_overflow_builtin.
1969 (expand_neg_overflow, expand_mul_overflow): Likewise.
1970 (expand_vector_ubsan_overflow): New function.
1971 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
1972 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
1973 (expand_arith_overflow): Adjust expand_*_overflow callers.
1975 2016-11-16 Matthias Klose <doko@ubuntu.com>
1977 * doc/install.texi: Remove references to java/libjava.
1979 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
1981 * tree-ssa-coalesce.c (register_default_def): Remove
1982 register_ssa_partition.
1983 (create_outofssa_var_map): Likewise.
1984 * tree-ssa-live.c (register_ssa_partition_check): Remove.
1985 * tree-ssa-live.h (register_ssa_partition): Likewise.
1987 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
1989 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
1990 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
1991 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
1992 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
1993 rtx when all sub-rtx are also permanent.
1994 (attr_eq): Simplify.
1995 (attr_copy_rtx): Remove.
1996 (make_canonical, get_attr_value): Use attr_equal_p.
1997 (copy_boolean): Rehash NOT.
1998 (simplify_test_exp_in_temp,
1999 optimize_attrs): Remove call to attr_copy_rtx.
2000 (attr_alt_intersection, attr_alt_union,
2001 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
2002 (make_automaton_attrs): Use attr_eq.
2004 2016-11-15 Matthias Klose <doko@ubuntu.com>
2006 * doc/install.texi: Remove references to java/libjava.
2007 * doc/sourcebuild.texi: Likewise.
2008 * doc/invoke.texi: Likewise.
2009 * doc/standards.texi: Likewise.
2011 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2012 Alan Hayward <alan.hayward@arm.com>
2013 David Sherwood <david.sherwood@arm.com>
2015 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
2017 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2018 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2019 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2020 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2021 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2022 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2023 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2025 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2026 Alan Hayward <alan.hayward@arm.com>
2027 David Sherwood <david.sherwood@arm.com>
2029 * dce.c (check_argument_store): Pass the size instead of
2030 the memory reference.
2031 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
2033 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2034 Alan Hayward <alan.hayward@arm.com>
2035 David Sherwood <david.sherwood@arm.com>
2037 * alias.c (canon_rtx): Use simplify_gen_binary.
2039 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2040 Alan Hayward <alan.hayward@arm.com>
2041 David Sherwood <david.sherwood@arm.com>
2043 * rtl.h (load_extend_op): Declare.
2044 * rtlanal.c (load_extend_op): New function.
2045 (nonzero_bits1): Use it.
2046 (num_sign_bit_copies1): Likewise.
2047 * cse.c (cse_insn): Likewise.
2048 * fold-const.c (fold_single_bit_test): Likewise.
2049 (fold_unary_loc): Likewise.
2050 * fwprop.c (free_load_extend): Likewise.
2051 * postreload.c (reload_cse_simplify_set): Likewise.
2052 (reload_cse_simplify_operands): Likewise.
2053 * combine.c (try_combine): Likewise.
2054 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
2055 subreg_lowpart_p checks.
2057 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2058 Alan Hayward <alan.hayward@arm.com>
2059 David Sherwood <david.sherwood@arm.com>
2061 * combine.c (simplify_shift_const_1): Use the number of bits
2062 in the inner mode to determine the range of the shift.
2063 When handling shifts of vectors, skip any rules that apply
2066 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2067 Alan Hayward <alan.hayward@arm.com>
2068 David Sherwood <david.sherwood@arm.com>
2070 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
2073 2016-11-15 Matthias Klose <doko@ubuntu.com>
2075 * doc/install.texi: Remove references to gcj/libjava.
2076 * doc/invoke.texi: Likewise.
2078 2016-11-15 Jeff Law <law@redhat.com>
2080 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
2081 parameter. Callers changed.
2082 (check-subpath_and_update_thread_path): Extracted from
2083 fsm_find_control_statement_thread_paths.
2084 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
2085 (handle_phi, handle_assignment): Allow any constant node, not
2088 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
2090 * config/arc/arc-arch.h: New file.
2091 * config/arc/arc-arches.def: Likewise.
2092 * config/arc/arc-cpus.def: Likewise.
2093 * config/arc/arc-options.def: Likewise.
2094 * config/arc/t-multilib: Likewise.
2095 * config/arc/genmultilib.awk: Likewise.
2096 * config/arc/genoptions.awk: Likewise.
2097 * config/arc/arc-tables.opt: Likewise.
2098 * config/arc/driver-arc.c: Likewise.
2099 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
2100 * common/config/arc/arc-common.c (arc_handle_option): Trace
2102 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
2103 options; check for supported cpu against arc-cpus.def file.
2104 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
2105 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
2106 * config/arc/arc-c.def: Add emacs local variables.
2107 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
2108 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
2109 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
2110 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
2111 (DEFAULT_arc_fpu_build): Define.
2112 (DEFAULT_arc_mpy_option): Define.
2113 * config/arc/arc-protos.h (arc_init): Delete.
2114 * config/arc/arc.c (arc_cpu_name): New variable.
2115 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
2116 (arc_arc700, arc_arc600, arc_arc601): New variable.
2117 (arc_init): Add static; remove selection of default tune value,
2118 cleanup obsolete error messages.
2119 (arc_override_options): Make use of .def files for selecting the
2120 right cpu and option configurations.
2121 * config/arc/arc.h (stdbool.h): Include.
2122 (TARGET_CPU_DEFAULT): Define.
2123 (CPP_SPEC): Remove mcpu=NPS400 handling.
2124 (arc_cpu_to_as): Declare.
2125 (EXTRA_SPEC_FUNCTIONS): Define.
2126 (OPTION_DEFAULT_SPECS): Likewise.
2127 (ASM_DEFAULT): Remove.
2128 (ASM_SPEC): Use arc_cpu_to_as.
2129 (DRIVER_SELF_SPECS): Remove deprecated options.
2130 (arc_base_cpu): Declare.
2131 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
2132 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
2134 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
2135 * config/arc/arc.md (attr_cpu): Remove.
2136 * config/arc/arc.opt (mno-mpy): Deprecate.
2137 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
2138 (mcpu=ARCHS): Remove.
2139 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
2141 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
2142 (arc_fpu): Use new defines.
2143 (mpy-option): Change to use numeric or string like inputs.
2144 * config/arc/t-arc (driver-arc.o): New target.
2145 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
2146 * config/arc/t-arc-newlib: Delete.
2147 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
2148 * doc/invoke.texi (ARC): Update arc options.
2150 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
2152 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
2153 insn at the beginning of the constant pool.
2154 (mips_insert_insn_pseudos): New function.
2155 (mips_machine_reorg2): Call it.
2156 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
2157 UNSPEC_INSN_PSEUDO enum values.
2158 (insn_pseudo, consttable): New insns.
2160 2016-11-15 Michael Matz <matz@suse.de>
2162 PR missed-optimization/77881
2163 * combine.c (simplify_comparison): Remove useless subregs
2164 also inside the loop, not just after it.
2165 (make_compound_operation): Recognize some subregs as being
2168 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2169 Alan Hayward <alan.hayward@arm.com>
2170 David Sherwood <david.sherwood@arm.com>
2172 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
2175 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2177 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
2178 for using xxinsertw and vinsert{b,h} on ISA 3.0.
2180 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
2181 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
2182 vinsert{b,h} on ISA 3.0.
2184 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
2186 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
2187 and cmpnop in two steps: first the ones not accessed in original gimple
2188 expression in a endian independent way and then the ones not accessed
2189 in the final result in an endian-specific way.
2190 (bswap_replace): Stop doing big endian adjustment.
2192 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
2194 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
2195 (*ashl<mode>3_doubleword): Ditto.
2197 2016-11-14 Martin Liska <mliska@suse.cz>
2199 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
2201 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
2202 Richard Biener <rguenther@suse.de>
2204 * doc/invoke.texi (fgimple): Document.
2205 * dumpfile.h (TDF_GIMPLE): Add.
2206 * dumpfile.c (dump_options): Add gimple.
2207 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
2209 (dump_gimple_label): Likewise.
2210 (dump_gimple_phi): Likewise.
2211 (dump_gimple_bb_header): Likewise.
2212 (dump_phi_nodes): Likewise.
2213 (pp_cfg_jump): Likewise. Pass in dump flags.
2214 (dump_implicit_edges): Adjust.
2215 * passes.c (pass_init_dump_file): Do not dump function header
2217 * tree-cfg.c (dump_function_to_file): Dump function return type
2218 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
2220 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
2221 (dump_generic_node): Likewise.
2222 * function.h (struct function): Add pass_startwith member.
2223 * passes.c (execute_one_pass): Implement startwith.
2224 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
2225 and assign proper version for parsed ssa names.
2226 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
2227 * internal-fn.c (expand_PHI): New function.
2228 * internal-fn.h (expand_PHI): Declared here.
2229 * internal-fn.def: New defination for PHI.
2230 * tree-cfg.c (lower_phi_internal_fn): New function.
2231 (build_gimple_cfg): Call it.
2232 (verify_gimple_call): Condition for passing label as arg in internal
2234 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
2235 present PHIs with arguments.
2237 2016-11-14 Martin Liska <mliska@suse.cz>
2240 * common.opt: Add prefer-atomic as a new enum value for
2242 * coretypes.h: Likewise.
2243 * doc/invoke.texi: Document the new option value.
2244 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
2245 * tree-profile.c (tree_profiling): Select default value
2246 of -fprofile-update when 'prefer-atomic' is selected.
2248 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2250 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
2251 (cortex_a57_alu_shift): ...here.
2253 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2255 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
2257 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2258 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2259 (<optab>si3_insn_uxtw): Likewise.
2260 (<optab><mode>3_insn): Likewise.
2261 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
2262 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
2263 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
2264 (<optab><mode>): Likewise.
2265 (insv<mode>): Likewise.
2266 (andim_ashift<mode>_bfiz): Likewise.
2267 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
2268 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
2269 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
2270 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
2271 (exynos_m1_alu_p): Likewise.
2272 * config/arm/types.md: Add bfx.
2273 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
2275 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2277 * config/aarch64/aarch64.c (cortexa57_vector_cost):
2278 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
2280 2016-11-14 Richard Biener <rguenther@suse.de>
2282 PR tree-optimization/78312
2283 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
2284 flow-sensitive info.
2286 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
2289 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
2290 * config/avr/avr.opt (-mabsdata): New option.
2291 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
2292 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
2293 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
2294 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
2295 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
2296 spec depending on AVR_ISA_LDS.
2297 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
2299 2016-11-13 Jakub Jelinek <jakub@redhat.com>
2301 * match.pd: Don't try to compare addresses of variables with
2304 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
2306 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
2307 (propagate_vr_accross_jump_function): Handle unary expressions.
2308 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2309 (load_from_param_1): New.
2310 (load_from_unmodified_param): Factor common part into load_from_param_1.
2311 (load_from_param): New.
2312 (compute_complex_assign_jump_func): Handle unary expressions.
2313 (update_jump_functions_after_inlining): Likewise.
2314 (ipa_write_jump_function): Likewise.
2315 (ipa_read_jump_function): Likewise.
2317 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2320 * doc/invoke.texi: Document Wrestrict.
2321 * pretty-print.c (pp_format): Add case for "Z" specifier.
2322 (test_pp_format): Test "Z" specifier.
2324 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
2326 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
2327 original function needs a static chain.
2329 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
2332 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
2335 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
2338 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
2339 return early if !optional_tbtab.
2341 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
2343 PR rtl-optimization/59461
2344 * doc/rtl.texi (paradoxical subregs): Add missing word.
2345 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
2346 in modes with precision larger than that of last_set_mode.
2347 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
2348 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
2349 REGs to paradoxical SUBREGs.
2350 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
2351 larger than a word before invoking LOAD_EXTEND_OP on it.
2353 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2356 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
2357 element order for little endian ordering.
2359 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
2360 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
2363 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
2366 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
2367 when calculating operand 2.
2368 (rotate to rotatex zext splitter): Ditto.
2370 2016-11-11 Jeff Law <law@redhat.com>
2372 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
2374 (stmt_uses_name_in_undefined_way): New function, extracted from
2375 find_implicit_erroneous_behavior and extended for div/mod case.
2376 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
2377 find_explicit_erroneous_behavior and extended for div/mod case.
2378 (find_implicit_erroneous_behavior): Use new helper function.
2379 (find_explicit_erroneous_behavior): Use new helper function.
2381 2016-11-11 Richard Biener <rguenther@suse.de>
2383 PR tree-optimization/71575
2384 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
2387 2016-11-11 Richard Biener <rguenther@suse.de>
2390 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
2391 about uninitialized destination arg of BIT_INSERT_EXPR.
2393 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
2396 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
2397 terminology. Expand to remove ambiguity.
2399 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
2401 PR rtl-optimization/78232
2402 * combine.c (try_combine): Add a big comment about why reusing i2dest
2404 (change_zero_ext): Do not call simplify_gen_binary, do the
2405 simplifications manually.
2407 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2409 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
2410 enable HImode and QImode to go in vector registers by default if
2411 the -mvsx-small-integer option is enabled.
2412 (rs6000_secondary_reload_simple_move): Likewise.
2413 (rs6000_preferred_reload_class): Don't force integer constants to
2414 be loaded into vector registers that we can easily make into
2415 memory (or being created in the GPRs and moved over with direct move).
2416 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
2417 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
2418 vector extraction on ISA 3.0 when the scalar integer can be
2419 allocated in vector registers. Generate the VEC_SELECT directy,
2420 and don't use UNSPEC's to avoid having the scalar type in a vector
2421 register. Make the expander target registers, and let the
2422 combiner fold in results storing to memory, if the machine
2424 (vsx_extract_<mode>_di): Likewise.
2425 (vsx_extract_<mode>_p9): Likewise.
2426 (vsx_extract_<mode>_di_p9): Likewise.
2427 (vsx_extract_<mode>_store_p9): Likewise.
2428 (vsx_extract_si): Likewise.
2429 (vsx_extract_<mode>_p8): Likewise.
2430 (p9_lxsi<wd>zx): Delete, no longer used.
2431 (p9_stxsi<wd>x): Likewise.
2432 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
2433 integers in vector registers for ISA 3.0.
2434 (QHI): Update comment.
2435 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
2436 vector extract instructions in sign/zero extend.
2437 (zero_extendhi<mode>): Likewise.
2438 (extendqi<mode>): Likewise.
2439 (extendhi<mode>2): Likewise.
2440 (HImode splitter for load/sign extend in vector register): Likewise.
2441 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
2442 optimizing floating point conversions to/from small data types and
2443 rewrite it to support QImode/HImode being allowed in vector
2444 registers on ISA 3.0.
2445 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2446 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
2447 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2448 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
2449 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
2450 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
2451 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
2452 VSPLITISW on ISA 2.07.
2453 (movhi_internal): Combine movhi_internal and movqi_internal into
2454 one mov<mode>_internal with an iterator. Add support for QImode
2455 and HImode being allowed in vector registers. Make large number
2456 of attributes and constraints easier to read.
2457 (movqi_internal): Likewise.
2458 (mov<mode>_internal): Likewise.
2459 (movdi_internal64): Fix constraint to allow loading -16..15 with
2460 VSPLITISW on ISA 2.07.
2461 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
2464 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
2466 PR rtl-optimization/78241
2467 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
2468 but emit initial peel copy if niter expr is not reliable.
2470 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
2472 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
2473 (maybe_record_trace_start): If the CFI is different on the new and
2474 old paths, print out both to the dump file before ICEing.
2476 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
2478 * target.def (additional_allocno_class_p): New.
2479 * hooks.h (hook_bool_reg_class_t_false): New prototype.
2480 * hooks.c (hook_bool_reg_class_t_false): New.
2481 * ira.c (setup_allocno_and_important_classes): Use the new hook.
2482 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
2483 * doc/tm.texi: Update.
2485 2016-11-10 Jason Merrill <jason@redhat.com>
2487 * gengtype.c (new_structure): Append to structures list.
2488 (find_structure): Likewise.
2490 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
2492 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
2493 this_dir is 2. Check for this_dir non-zero before dir != this_dir
2496 2016-11-10 Jakub Jelinek <jakub@redhat.com>
2498 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
2499 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
2501 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
2502 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
2503 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
2504 teams distribute parallel for simd even to distribute and teams
2505 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
2506 OMP_CLAUSE_DEPEND_SINK case.
2507 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
2508 (omp_no_lastprivate): Removed.
2509 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
2510 (gimplify_omp_for): Likewise.
2511 (computable_teams_clause): Fail for automatic vars from current
2512 function not yet seen in bind expr.
2513 * langhooks.c (lhd_omp_scalar_p): New function.
2514 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
2515 * varpool.c (varpool_node::get_create): Set node->offloading
2516 even for DECL_EXTERNAL decls.
2517 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
2518 (LANG_HOOKS_OMP_SCALAR_P): Define.
2519 (LANG_HOOKS_DECLS): Use it.
2521 2016-11-10 Martin Liska <mliska@suse.cz>
2524 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
2525 only when SWITCH_BODY is a BIND_EXPR.
2527 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
2530 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
2531 on the context only when it has no DIE yet.
2533 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
2535 * arm.h (target_cpus): Delete.
2536 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
2537 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
2538 (all_architectures): Likewise.
2539 (arm_option_override): Adjust use of CPU enums.
2540 (arm_sched_reorder): Likewise.
2541 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
2542 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
2543 * arm/genopt.sh (processor_type): Prefix enumeration entries with
2545 * arm-tables.opt: Regenerated.
2547 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
2549 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
2551 * config/aarch64/aarch64-tune.md: Regenerated.
2552 * config/arm/arm-cores.def (falkor): New core.
2553 * config/arm/arm-tables.opt: Regenerated.
2554 * config/arm/arm-tune.md: Regenerated.
2555 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
2556 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
2557 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
2558 (ARM Options/-mtune): Likewise.
2560 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
2563 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
2565 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
2566 (propagate_vr_accross_jump_function): Likewise.
2567 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2568 (load_from_param_1): New.
2569 (load_from_unmodified_param): Factor common part into load_from_param_1.
2570 (load_from_param): New.
2571 (compute_complex_assign_jump_func): Handle unary expressions.
2572 (ipa_write_jump_function): Likewise.
2573 (ipa_read_jump_function): Likewise.
2575 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
2577 * simplify-rtx.c (simplify_binary_operation_1): Simplify
2578 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
2579 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
2582 2016-11-09 David Malcolm <dmalcolm@redhat.com>
2584 * print-rtl-function.c: Include varasm.h.
2585 (print_any_param_name): New function.
2586 (print_param): New function.
2587 (print_rtx_function): Call print_param for each argument.
2588 * print-rtl.c (rtx_writer::finish_directive): New function.
2589 * print-rtl.h (rtx_writer::finish_directive): New decl.
2591 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
2594 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
2595 operand 0 as earlyclobber.
2596 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
2598 2016-11-09 Martin Liska <mliska@suse.cz>
2600 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
2602 2016-11-09 Jakub Jelinek <jakub@redhat.com>
2605 * builtins.c (expand_builtin_memcmp): Formatting fix.
2607 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
2608 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
2609 or of them, renumber other enumerators.
2610 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
2611 * doc/invoke.texi: Document -fsanitize=shift-base and
2612 -fsanitize-shift-exponent, document -fsanitize=shift as
2613 having those 2 suboptions.
2615 2016-11-09 Richard Biener <rguenther@suse.de>
2617 * fold-const.c (tree_swap_operands_p): Remove unused arg.
2618 * fold-const.c (tree_swap_operands_p): Likewise.
2619 (fold_binary_loc): Adjust.
2620 (fold_ternary_loc): Likewise.
2621 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
2622 * gimple-fold.c (fold_stmt_1): Likewise.
2623 * gimple-match-head.c (gimple_resimplify2): Likewise.
2624 (gimple_resimplify3): Likewise.
2625 (gimple_simplify): Likewise.
2626 * tree-ssa-dom.c (record_equality): Likewise.
2627 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
2628 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2629 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
2631 2016-11-09 Richard Biener <rguenther@suse.de>
2633 * tree-ssa-dom.c (canonicalize_comparison): Remove.
2634 (optimize_stmt): Remove redundant pre-propagation canonicalization
2635 of comparison operand order.
2637 2016-11-09 Martin Liska <mliska@suse.cz>
2639 * fold-const-call.c (fold_const_call): Fix the folding.
2641 2016-11-09 Richard Biener <rguenther@suse.de>
2643 * common.opt (flag_evaluation_order): Remove.
2644 * expr.c (expand_operands): Remove code guarded by
2645 flag_evaluation_order.
2646 * fold-const.c (reorder_operands_p): Remove, it always returns
2648 (negate_expr_p): Remove calls to reorder_operands_p.
2649 (fold_negate_expr): Likewise.
2650 (tree_swap_operands_p): Likewise.
2651 (fold_binary_loc): Likewise.
2653 2016-11-09 Andreas Schwab <schwab@suse.de>
2656 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
2657 insns operating on a register.
2659 2016-11-09 Richard Biener <rguenther@suse.de>
2661 PR tree-optimization/78007
2662 * tree-vect-stmts.c (vectorizable_bswap): New function.
2663 (vectorizable_call): Call vectorizable_bswap for
2664 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
2666 2016-11-09 Richard Biener <rguenther@suse.de>
2668 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
2669 Look at the DR_BASE_ADDRESS object for forcing alignment.
2671 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
2673 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
2674 (propagate_vr_accross_jump_function): Likewise.
2675 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2676 (load_from_param_1): New.
2677 (load_from_unmodified_param): Factor common part into load_from_param_1.
2678 (load_from_param): New.
2679 (compute_complex_assign_jump_func): Handle unary expressions.
2680 (ipa_write_jump_function): Likewise.
2681 (ipa_read_jump_function): Likewise.
2683 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
2686 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
2687 Also fold constant passed as argument while computing value range.
2688 (propagate_constants_accross_call): Pass param type.
2689 * ipa-prop.c: export ipa_get_callee_param_type.
2690 * ipa-prop.h: export ipa_get_callee_param_type.
2692 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
2694 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
2695 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
2697 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
2699 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
2700 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
2701 ASAN_STACK_MAGIC_MIDDLE.
2702 (asan_global_struct): Increase the size of fields.
2703 (asan_add_global): Add new field constructor.
2704 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
2705 __asan_version_mismatch_check_v8.
2707 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
2709 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
2712 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
2716 Handle ASHIFT and LSHIFTRT.
2717 (dimode_scalar_chain::compute_convert_gain): Ditto.
2718 (dimode_scalar_chain::convert_insn): Ditto.
2720 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2722 * gimple-ssa-store-merging.c: Include selftest.h
2723 (verify_array_eq): New function.
2724 (verify_shift_bytes_in_array): Likewise.
2725 (verify_shift_bytes_in_array_right): Likewise.
2726 (verify_clear_bit_region): Likewise.
2727 (verify_clear_bit_region_be): Likewise.
2728 (store_merging_c_tests): Likewise.
2729 * selftest.h (store_merging_c_tests): Declare prototype.
2730 * selftest-run-tests.c (selftest::run_tests): Run
2731 store_merging_c_tests.
2733 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2735 * config/arm/arm.opt (mold-rtx-costs): Delete.
2736 (mnew-generic-costs): Delete.
2737 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
2738 * config/arm/arm.c (arm_rtx_costs_1): Delete.
2739 (arm_size_rtx_costs): Likewise.
2740 (arm_slowmul_rtx_costs): Likewise.
2741 (arm_fastmul_rtx_costs): Likewise.
2742 (arm_xscale_rtx_costs): Likewise.
2743 (arm_9e_rtx_costs): Likewise.
2744 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
2745 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
2746 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
2747 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
2748 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
2749 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
2750 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
2751 arm_cortex_m7_tune):
2752 Delete rtx_costs field.
2753 (arm_new_rtx_costs): Rename to...
2754 (arm_rtx_costs_internal): ... This.
2755 (arm_rtx_costs): Remove old way of doing rtx costs.
2757 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2759 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
2760 (arm_fastmul_tune): Likewise.
2761 (arm_strongarm_tune): Likewise.
2762 (arm_xscale_tune): Likewise.
2763 (arm_9e_tune): Likewise.
2764 (arm_marvell_pj4_tune): Likewise.
2765 (arm_v6t2_tune): Likewise.
2766 (arm_v6m_tune): Likewise.
2767 (arm_fa726te_tune): Likewise.
2769 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2771 PR tree-optimization/78234
2772 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
2775 2016-11-08 Martin Liska <mliska@suse.cz>
2778 * dbgcnt.def: Add new debug counter asan_use_after_scope.
2779 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
2780 with a value expr. Do not add artificial variables to
2781 live_switch_vars. Use the debug counter.
2782 (gimplify_target_expr): Use the debug counter.
2783 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
2784 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
2785 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
2787 2016-11-08 Richard Biener <rguenther@suse.de>
2789 * tree-vect-stmts.c (get_group_load_store_type): If the
2790 access is aligned do not trigger peeling for gaps.
2791 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
2792 force alignment of vars with DECL_USER_ALIGN.
2794 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
2796 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
2798 2016-11-08 Richard Biener <rguenther@suse.de>
2800 PR tree-optimization/78205
2801 * tree-vect-stmts.c (vectorizable_load): Move check whether
2802 we may run into gaps when BB vectorizing SLP permutations ...
2803 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
2804 here where we can do a more precise check.
2806 2016-11-08 Richard Biener <rguenther@suse.de>
2808 PR tree-optimization/78224
2809 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2810 Split the fallthru edge in case its successor may have PHIs.
2811 Do not free dominance info.
2813 2016-11-07 Jakub Jelinek <jakub@redhat.com>
2816 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
2817 EH info even for bzhi and pdep/pext.
2819 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
2821 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
2822 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
2824 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
2826 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
2828 * config/rs6000/vector.md (div<mode>3): Ditto.
2830 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
2832 * configure.ac (.hidden): Change to conftest_s string. Provide string
2834 (gcc_cv_ld_hidden): Yes for AIX.
2835 * configure: Regenerate.
2837 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
2839 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
2840 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
2841 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
2842 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
2843 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
2844 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
2846 (rs6000_xcoff_visibility): New.
2847 (rs6000_xcoff_declare_function_name): Add visibility support.
2848 (rs6000_xcoff_asm_globalize_decl_name): New.
2849 (rs6000_xcoff_asm_output_aligned_decl_common): New.
2850 (rs6000_asm_weaken_decl): New.
2851 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
2852 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
2855 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
2858 * incpath.c (remove_dup): Also silently ignore EPERM.
2860 2016-11-07 Martin Jambor <mjambor@suse.cz>
2862 * tree.c (verify_type_variant): Use pointer comparison to check that
2863 TYPE_SIZE_UNIT match.
2865 2016-11-07 Jakub Jelinek <jakub@redhat.com>
2868 * dse.c (dse_step5): Call scan_reads even if just
2869 insn_info->frame_read. Improve and fix dump file messages.
2872 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
2873 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
2875 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2878 * match.pd: Add following two patterns:
2879 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
2880 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
2882 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
2884 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
2885 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
2886 * rtl.h (duplicate_reg_notes): Declare.
2887 * rtlanal.c (duplicate_reg_note): New function.
2889 PR rtl-optimization/77309
2890 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
2891 don't assume an equality comparison for plain COMPARE.
2892 (simplify_comparison): Pass a more accurate code to
2893 make_compound_operation.
2895 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
2897 * target.def (compute_pressure_classes): New target hook.
2898 * doc/tm.texi.in: Document it.
2899 * doc/tm.texi: Regenerate.
2900 * ira.c (setup_pressure_classes): Call target hook if defined.
2902 2016-11-07 David Malcolm <dmalcolm@redhat.com>
2904 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
2906 (rtx_writer::print_rtx): In compact mode, omit trailing operands
2907 that have the default values.
2908 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
2910 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
2911 label string from expected dump.
2912 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
2915 2016-11-07 Jakub Jelinek <jakub@redhat.com>
2918 * alias.c (nonoverlapping_memrefs_p): If one decl is
2919 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
2921 2016-11-07 Richard Biener <rguenther@suse.de>
2924 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
2927 2016-11-07 Richard Biener <rguenther@suse.de>
2929 PR tree-optimization/78218
2930 * gimple-ssa-store-merging.c
2931 (pass_store_merging::terminate_all_aliasing_chains):
2932 Drop unused argument, fix alias check to also consider uses.
2933 (pass_store_merging::execute): Adjust.
2935 2016-11-07 Richard Biener <rguenther@suse.de>
2937 PR tree-optimization/78228
2938 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
2941 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2944 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
2945 aarch64_simd_shift_imm_<mode> predicate for operand 1.
2946 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
2947 to restrict them to an appropriate range and add FAIL check if the
2948 region they specify is out of range. Delete useless constraint
2950 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
2951 2 and 3 to restrict their range and add pattern predicate.
2953 2016-11-07 Martin Liska <mliska@suse.cz>
2955 * asan.c (enum asan_check_flags): Move the enum to header file.
2956 (asan_init_shadow_ptr_types): Make type creation more generic.
2957 (shadow_mem_size): New function.
2958 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
2959 Rewritten stack unpoisoning code.
2960 (build_shadow_mem_access): Add new argument return_address.
2961 (instrument_derefs): Instrument local variables if use after scope
2962 sanitization is enabled.
2963 (asan_store_shadow_bytes): New function.
2964 (asan_expand_mark_ifn): Likewise.
2965 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
2966 * asan.h (enum asan_mark_flags): Moved here from asan.c
2967 (asan_protect_stack_decl): Protect all declaration that need
2969 (asan_sanitize_use_after_scope): New function.
2970 (asan_no_sanitize_address_p): Likewise.
2971 * cfgexpand.c (partition_stack_vars): Consider
2972 asan_sanitize_use_after_scope in condition.
2973 (expand_stack_vars): Likewise.
2974 * common.opt (-fsanitize-address-use-after-scope): New option.
2975 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
2976 Explain the parameter.
2977 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
2978 * gimplify.c (build_asan_poison_call_expr): New function.
2979 (asan_poison_variable): Likewise.
2980 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
2981 variables that have address taken.
2982 (gimplify_decl_expr): Likewise.
2983 (gimplify_target_expr): Likewise for C++ temporaries.
2984 (sort_by_decl_uid): New function.
2985 (gimplify_expr): Unpoison all variables for a label we can jump
2986 from outside of a scope.
2987 (gimplify_switch_expr): Unpoison variables defined in the switch
2989 (gimplify_function_tree): Clear asan_poisoned_variables.
2990 (asan_poison_variables): New function.
2991 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
2992 * internal-fn.c (expand_ASAN_MARK): New function.
2993 * internal-fn.def (ASAN_MARK): Declare.
2994 * opts.c (finish_options): Handle -fstack-reuse if
2995 -fsanitize-address-use-after-scope is enabled.
2996 (common_handle_option): Enable address sanitization if
2997 -fsanitize-address-use-after-scope is enabled.
2998 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
3000 * params.h: Likewise.
3001 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
3002 * sanitizer.def: Define __asan_poison_stack_memory and
3003 __asan_unpoison_stack_memory functions.
3004 * asan.c (asan_mark_poison_p): New function.
3005 (transform_statements): Handle asan_mark_poison_p calls.
3006 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
3008 2016-11-07 Tamar Christina <tamar.christina@arm.com>
3011 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
3013 2016-11-07 Martin Liska <mliska@suse.cz>
3015 * tree-profile.c (gimple_gen_time_profiler): Set proper type
3016 to time_profiler_counter_ptr.
3018 2016-11-07 Richard Biener <rguenther@suse.de>
3020 PR tree-optimization/37150
3021 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
3023 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
3024 (vect_analyze_slp_cost_1): Account for the real number of
3025 permutations emitted and for dead loads.
3026 (vect_transform_slp_perm_load): Add n_perms parameter counting
3027 the number of emitted permutations.
3028 * tree-vect-stmts.c (vectorizable_load): Adjust.
3030 2016-11-07 Richard Biener <rguenther@suse.de>
3032 PR tree-optimization/78189
3033 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
3034 alignment computation.
3036 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3038 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
3040 2016-11-05 Martin Sebor <msebor@redhat.com>
3042 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
3045 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
3049 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
3051 2016-11-04 Jakub Jelinek <jakub@redhat.com>
3054 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
3055 doesn't have rtl set.
3057 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3059 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
3060 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
3061 rs6000_gimple_fold_builtin.
3062 (rs6000_gimple_fold_builtin): New function. Add handling for
3063 early expansion of vector addition builtins.
3065 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3067 * expr.h (copy_blkmode_from_reg): Delete.
3068 * expr.c (copy_blkmode_from_reg): Make static.
3070 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3072 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
3073 * combine.c (LOAD_EXTEND_OP): Delete.
3074 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
3075 * cse.c (LOAD_EXTEND_OP): Delete.
3076 * fold-const.c (LOAD_EXTEND_OP): Likewise.
3077 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
3078 * postreload.c (LOAD_EXTEND_OP): Delete.
3079 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
3080 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
3081 (find_reloads): Likewise.
3082 * reload1.c (eliminate_regs_1): Likewise.
3083 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
3084 (num_sign_bit_copies1): Likewise.
3086 2016-11-04 David Malcolm <dmalcolm@redhat.com>
3088 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
3089 (selftest::ix86_test_dumping_hard_regs): New function.
3090 (selftest::ix86_run_selftests): New function.
3091 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
3092 selftest::ix86_run_selftests.
3093 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
3094 * doc/tm.texi: Regenerate
3095 * selftest-rtl.h: New file.
3096 * rtl-tests.c: Include "selftest-rtl.h".
3097 (selftest::assert_rtl_dump_eq): Make non-static.
3098 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
3099 (selftest::test_dumping_regs): Update comment.
3100 * selftest-run-tests.c: Include "target.h".
3101 (selftest::run_tests): If non-NULL, call
3102 targetm.run_target_selftests.
3103 * target.def (run_target_selftests): New hook.
3105 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3107 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
3108 representative core for this architecture.
3109 * config/arm/arm-cores.def (cortex-m33): Define new processor.
3110 * config/arm/arm-tables.opt: Regenerate.
3111 * config/arm/arm-tune.md: Likewise.
3112 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
3113 valid -mcpu options.
3114 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
3116 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3118 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
3119 representative core for this architecture.
3120 * config/arm/arm-cores.def (cortex-m23): Define new processor.
3121 * config/arm/arm-tables.opt: Regenerate.
3122 * config/arm/arm-tune.md: Likewise.
3123 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
3124 this tuning parameters apply to in the comment.
3125 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
3126 valid -mcpu options.
3127 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
3129 2016-11-04 Bin Cheng <bin.cheng@arm.com>
3131 * fold-const.c (fold_cond_expr_with_comparison): Remove call
3132 to pedantic_non_lvalue_loc. Remove useless code for lvalue
3133 where cond_expr can't be a lvalue.
3135 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
3137 * config/arc/arc.c (arc_process_double_reg_moves): Use
3139 * config/arc/arc.md (movsi_insn): Disable unsupported move
3140 instructions for ARCv2 cores.
3141 (movdi): Use prepare_move_operands.
3142 (movsf, movdf): Use move_dest_operand predicate.
3143 * config/arc/constraints.md (Chs): Enable when barrel shifter is
3145 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
3146 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
3148 (dexcl_3op_peep2_insn_nores): Likewise.
3149 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
3150 (LINK_COMMAND_SPEC): Remove.
3152 2016-11-04 Richard Biener <rguenther@suse.de>
3155 * loop-invariant.c (find_exits): Record entering inner
3156 loops as possibly exiting to handle infinite sub-loops.
3157 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
3158 (fill_always_executed_in_1): Honor infinite child loops.
3160 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3163 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
3164 has already been adjusted for endianness, so don't adjust it any
3168 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
3169 ICmode unless we have standard PowerPC floating point.
3170 * config/rs6000/rs6000.md (FP iterator): Likewise.
3171 (FMOVE128 iterator): Likewise.
3173 2016-11-03 Jakub Jelinek <jakub@redhat.com>
3174 Alexandre Oliva <aoliva@redhat.com>
3175 Jason Merrill <jason@redhat.com>
3179 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
3181 * langhooks.c (lhd_type_dwarf_attribute): New function.
3182 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
3183 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
3184 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
3185 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
3186 (check_qualified_type, check_aligned_type): Call it.
3187 * dwarf2out.c (modified_type_die): Don't use type_main_variant
3188 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3189 check_base_type and check_lang_type.
3190 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
3191 return early. For pointer-to-data-member add DW_AT_use_location
3193 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
3195 (gen_type_die_with_usage): Don't use type_main_variant
3196 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3197 check_base_type and check_lang_type. Formatting fixes. Call
3198 get_debug_type langhook.
3200 2016-11-03 Jason Merrill <jason@redhat.com>
3202 * tree.c (check_lang_type): New.
3203 (check_qualified_type): Use it.
3204 (check_aligned_type): Use it.
3205 * tree.h: Declare it.
3207 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
3209 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
3210 (arm*-freebsd*): Likewise.
3211 (arm*-*-netbsdelf*): Likewise.
3212 (arm*-*-linux*): Likewise.
3213 (arm*-*-uclinux*eabi*): Likewise.
3214 (arm*-*-phoenix*): Likewise.
3215 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
3216 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
3217 specified. Default to arm6 if target_cpu_cname is not set.
3218 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
3219 default cpu has been correctly configured.
3220 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
3221 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
3222 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
3223 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
3224 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3225 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
3226 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3228 2016-11-03 Jiong Wang <jiong.wang@arm.com>
3230 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
3231 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
3232 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
3233 (output_cfa_loc): Support DW_CFA_val_expression.
3234 (output_cfa_loc_raw): Likewise.
3235 (output_cfi): Likewise.
3236 (output_cfi_directive): Likewise.
3237 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
3238 (dw_cfi_oprnd2_desc): Likewise.
3239 (mem_loc_descriptor): Recognize new pattern generated for value
3242 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
3244 PR rtl-optimization/78186
3245 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
3246 well, when converting to IOR.
3248 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
3250 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
3251 (vec_interleave_highv8qi): Likewise.
3253 2016-11-03 Martin Liska <mliska@suse.cz>
3255 * profile.c (instrument_values): Fix coding style.
3256 (branch_prob): Use renamed function.
3257 * tree-profile.c (init_ic_make_global_vars): Likewise.
3258 (gimple_init_edge_profiler): Rename to
3259 gimple_init_gcov_profiler.
3260 tree_time_profiler_counter variable declaration.
3261 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
3263 * value-prof.h: Remove an argument.
3265 2016-11-03 Richard Biener <rguenther@suse.de>
3267 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
3268 symtab_node::get_create.
3270 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3272 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
3273 Move comments into more natural position.
3275 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
3277 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
3278 (PTRDIFF_TYPE): Define as int.
3280 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3282 * ccmp.c (expand_ccmp_expr_1): Adjust.
3283 (expand_ccmp_expr): Likewise.
3284 (expand_ccmp_next): Likewise.
3285 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
3286 (aarch64_gen_ccmp_first): Likewise.
3287 * doc/tm.texi: Regenerate.
3288 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
3289 (gen_ccmp_next): Likewise.
3291 2016-11-03 Bin Cheng <bin.cheng@arm.com>
3293 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
3294 (vect_is_simple_reduction): Swap cond_reduction by inversion.
3296 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
3298 * config/i386/i386.c (ix86_init_libfuncs): New. Call
3299 darwin_rename_builtins here.
3300 (ix86_expand_divmod_libfunc): New.
3301 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
3302 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
3304 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
3305 Nathan Sidwell <nathan@acm.org>
3307 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
3309 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
3311 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
3313 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
3314 to format MODE_INT and MODE_PARTIAL_INT literals.
3316 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
3319 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
3320 NULL if TARGET_SPE_ABI.
3322 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3324 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
3325 clear padding bits even when they're less than a byte.
3327 2016-11-02 Richard Biener <rguenther@suse.de>
3329 * gimple-ssa-store-merging.c: Include gimplify-me.h.
3330 (imm_store_chain_info::output_merged_stores): Force base_addr
3331 to be proper GIMPLE for a MEM_REF address.
3332 (pass_store_merging::execute): Restrict negative bitpos
3333 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
3334 check. Take into account non-NULL_TREE offset if the base
3335 is already addressable.
3337 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
3339 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
3341 (aarch64_be_crypto_sha1hv4si): New pattern.
3343 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
3345 * config/aarch64/aarch64.md (add<mode>3): Remove
3346 redundant code. Don't split frame based additions.
3348 2016-11-02 Richard Biener <rguenther@suse.de>
3350 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
3351 redundant val and dest members.
3352 (store_immediate_info::store_immediate_info): Adjust.
3353 (merged_store_group::merged_store_group): Adjust.
3354 (merged_store_group::apply_stores): Likewise.
3355 (struct imm_store_chain_info): Add base_addr field.
3356 (imm_store_chain_info::imm_store_chain_info): New constructor.
3357 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
3358 (imm_store_chain_info::output_merged_store): Likewise. Use
3359 addr_base which is already the address.
3360 (imm_store_chain_info::output_merged_stores): Likewise.
3361 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
3362 imm_store_chain_info instead of base. Fix alias check.
3363 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
3364 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
3365 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
3366 use the address of the base and adjust for other changes.
3368 2016-11-02 Martin Liska <mliska@suse.cz>
3370 * fold-const-call.c (host_size_t_cst_p): Test whether
3371 t is convertible to size_t.
3373 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3375 PR tree-optimization/78170
3376 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
3377 introduced by native_encode_expr on little-endian as well.
3379 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3381 PR tree-optimization/78162
3382 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
3385 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3387 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
3389 (aarch64_next_callee_save): Likewise.
3390 (aarch64_pushwb_single_reg): Likewise.
3391 (aarch64_gen_storewb_pair): Likewise.
3392 (aarch64_push_regs): Likewise.
3393 (aarch64_gen_loadwb_pair): Likewise.
3394 (aarch64_pop_regs): Likewise.
3395 (aarch64_gen_store_pair): Likewise.
3396 (aarch64_gen_load_pair): Likewise.
3397 (aarch64_save_callee_saves): Likewise.
3398 (aarch64_restore_callee_saves): Likewise.
3400 2016-11-02 Richard Biener <rguenther@suse.de>
3402 PR tree-optimization/78035
3403 PR tree-optimization/77964
3404 * gimple-pretty-print.c (pp_points_to_solution): Print
3405 vars_contains_interposable.
3406 * tree-ssa-alias.c: Include varasm.h.
3407 (ptrs_compare_unequal): Check vars_contains_interposable and
3408 decl_binds_to_current_def_p.
3409 (dump_points_to_solution): Dump vars_contains_interposable.
3410 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
3412 * tree-ssa-structalias.c: Include varasm.h.
3413 (set_uids_in_ptset): Record whether vars contains a
3414 not decl_binds_to_current_def_p variable in vars_contains_interposable.
3415 (ipa_escaped_pt): Update initializer.
3417 2016-11-02 Richard Biener <rguenther@suse.de>
3419 PR tree-optimization/78047
3420 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
3421 fake field at offset zero conservatively regarding to may_have_pointers.
3423 2016-11-02 Richard Biener <rguenther@suse.de>
3425 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
3426 infer_value_range on stmt ops and update value-ranges.
3427 Dump visited stmts and blocks.
3428 (evrp_dom_walker::push_value_range): Dump changes.
3429 (evrp_dom_walker::pop_value_range): Likewise.
3430 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
3432 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3434 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
3436 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
3438 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3440 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
3441 and adjust for that.
3442 * cfgrtl.h (delete_insn_chain): Adjust prototype.
3444 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3446 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
3448 (transcode_memory_rtx): Likewise.
3449 (move_to_acc): Likewise.
3450 (move_from_acc): Likewise.
3451 (move_acc_to_reg): Likewise.
3452 (move_to_x): Likewise.
3453 (move_to_hl): Likewise.
3454 (move_to_de): Likewise.
3455 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
3456 (rs6000_emit_savres_rtx): Likewise.
3457 (rs6000_emit_prologue): Likewise.
3458 * reorg.c (update_reg_unused_notes): Likewise.
3459 * rtl.h (remove_note): Adjust prototype.
3460 * rtlanal.c (remove_note): Make argument type rtx_insn *.
3462 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3464 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
3465 variables so some can be rtx_insn *.
3466 (alpha_emit_xfloating_libcall): Likewise.
3467 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
3468 (mips_legitimize_tls_address): Likewise.
3469 * optabs.c (expand_binop): Likewise.
3470 * reload1.c (gen_reload): Likewise.
3472 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3474 * reorg.c (relax_delay_slots): Split up the trial variable.
3476 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3478 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
3479 of variables rtx_insn *.
3480 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
3481 (legitimize_tls_address): Likewise.
3482 * config/bfin/bfin.c (hwloop_optimize): Likewise.
3483 (bfin_gen_bundles): Likewise.
3484 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3485 (c6x_reorg): Likewise.
3486 * config/frv/frv.c (frv_reorder_packet): Likewise.
3487 * config/i386/i386.c (ix86_split_idivmod): Likewise.
3488 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
3489 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
3490 * config/mn10300/mn10300.c: Likewise.
3491 * config/rl78/rl78.c: Likewise.
3492 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
3493 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
3494 (sh_expand_cmpnstr): Likewise.
3495 (sh_expand_strlen): Likewise.
3496 (sh_expand_setmem): Likewise.
3497 * config/sh/sh.md: Likewise.
3498 * emit-rtl.c (emit_pattern_before): Likewise.
3499 * except.c: Likewise.
3500 * final.c: Likewise.
3503 2016-11-01 Jason Merrill <jason@redhat.com>
3505 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
3506 a COND_EXPR with constant condition.
3508 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3510 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
3511 and its initialization.
3513 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3515 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
3518 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3520 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
3521 argument, don't call add_linkage_name if it is true.
3522 (gen_variable_die): For C++ inline static data members, consider the
3523 initial call when old_die is NULL to be declaration and call
3524 add_name_and_src_coords_attributes in that case with true as
3525 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
3526 (gen_member_die): For C++ inline static data members, emit a
3527 definition DIE right away in DW_TAG_compile_unit context.
3529 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
3532 * config/pa/pa.md: Add new shift/add patterns to handle
3533 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
3535 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
3537 * config/xtensa/xtensa-protos.h
3538 (xtensa_use_return_instruction_p): New prototype.
3539 * config/xtensa/xtensa.c (xtensa_current_frame_size,
3540 xtensa_callee_save_size): Remove.
3541 (struct machine_function): Add new fields: current_frame_size,
3542 callee_save_size, frame_laid_out and epilogue_done.
3543 (compute_frame_size, xtensa_expand_prologue,
3544 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
3545 cfun->machine->callee_save_size and xtensa_current_frame_size
3546 with cfun->machine->current_frame_size.
3547 (compute_frame_size): Update cfun->machine->frame_laid_out and
3548 don't update frame layout after reload completion.
3549 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
3550 instead of zeroing xtensa_current_frame_size.
3551 (xtensa_use_return_instruction_p): New function.
3552 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
3554 (INITIAL_ELIMINATION_OFFSET): Use return value of
3555 compute_frame_size instead of xtensa_current_frame_size value.
3556 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
3557 function xtensa_use_return_instruction_p instead of inline code.
3559 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3561 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
3562 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
3563 * dwarf2out.c (rnglist_idx): New variable.
3564 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
3565 (DEBUG_RNGLISTS_SECTION): Define.
3566 (ranges_base_label): New variable.
3567 (size_of_die) <case dw_val_class_range_list>: If using
3568 DW_FORM_rnglistx, count size of uleb128 of range list index.
3569 (value_format) <case dw_val_class_range_list>: For
3570 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
3571 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
3572 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
3573 (add_ranges_num): Remove useless prototype. Don't multiply
3574 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
3575 for new fields added to dw_ranges struct.
3576 (add_ranges): Add maybe_new_sec argument and pass it
3577 through to add_ranges_num.
3578 (note_rnglist_head): New function.
3579 (add_ranges_by_labels): Pass true as maybe_new_sec to
3580 add_ranges_num, call note_rnglist_head on the head of the list.
3581 (output_ranges): Add function comment. Switch to
3582 .debug_ranges section here and emit .Ldebug_ranges0 label.
3583 (index_rnglists, output_rnglists): New functions.
3584 (gen_subprogram_die): Formatting fixes.
3585 (add_high_low_attributes): Don't divide offsets
3586 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
3587 first list element or when pointing into the middle of
3588 a list. Pass true as second argument to add_ranges on the
3589 first block fragment after cold/hot section switch.
3590 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
3591 section instead of .debug_ranges. Initialize
3592 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
3593 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
3594 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
3595 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
3596 Call output_rnglists for -gdwarf-5.
3597 (dwarf2out_c_finalize): Clear rnglist_idx.
3599 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
3601 * combine.c (simplify_compare_const): Add gcc_fallthrough.
3603 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
3604 Tamar Christina <tamar.christina@arm.com>
3606 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
3607 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
3608 (vmaxnmq_f32): Likewise.
3609 (vminnm_f32): Likewise.
3610 (vminnmq_f32): Likewise.
3611 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
3613 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
3616 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3618 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
3619 binary floating point types supported by the hardware except for
3621 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
3622 vector instruction for optimizing extracting a SImode from a
3623 V4SImode vector and converting it to floating point.
3624 (vsx_xvcvuxwdp_df): Likewise.
3625 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
3626 registers to be any VSX register. Move stores to the end of the
3628 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
3629 to optimize extracting a SImode from a V4SImode vector and
3630 converting it to a binary floating point type supported by the
3631 hardware. Use the vector converts instead of extracting the
3632 element, sign extending it, and then converting it to double.
3633 Other floating point types than double first convert to double,
3634 then the double is converted to that type.
3635 (vsx_extract_si_<uns>float_<mode>): Likewise.
3637 2016-10-31 Andrew Pinski <apinski@cavium.com>
3639 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
3640 Rewrite handling of part num to handle the case where
3641 multiple implementers share the same part num.
3643 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
3644 Jakub Jelinek <jakub@redhat.com>
3646 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
3647 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
3649 2016-10-31 Jakub Jelinek <jakub@redhat.com>
3651 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
3652 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
3653 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
3654 (is_cu_die, is_unit_die): Likewise.
3655 (should_move_die_to_comdat, break_out_comdat_types): Adjust
3656 comments for DWARF5 DW_UT_type units.
3657 (output_compilation_unit_header): Add UT argument, output
3658 start of DWARF5 .debug_info section header.
3659 (output_comp_unit): Add dwo_id argument. Adjust
3660 output_compilation_unit_header caller, for DW_UT_split_compile
3661 emit dwo_id field, otherwise padding1. Emit padding2 field.
3662 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
3663 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
3664 (output_skeleton_debug_sections): Add dwo_id argument, for
3665 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
3666 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
3667 DW_UT_type or DW_UT_split_type units rather than .debug_types.
3668 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
3669 DW_TAG_compile_unit for skeleton unit die. Don't add
3670 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
3671 address to output_comp_unit and output_skeleton_debug_sections.
3673 * dwarf2out.c (debug_line_str_section): New variable.
3674 (debug_line_str_hash): Likewise.
3675 (DEBUG_LINE_STR_SECTION): Define.
3676 (set_indirect_string): Handle DW_FORM_line_strp like
3678 (find_string_form): Fix up formatting.
3679 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
3681 (output_die): Handle DW_FORM_line_strp.
3682 (DWARF5_USE_DEBUG_LINE_STR): Define.
3683 (output_line_string): New function.
3684 (output_file_names): Add -gdwarf-5 support.
3685 (output_line_info): Likewise.
3686 (init_sections_and_labels): Initialize debug_line_str_section.
3687 (output_indirect_string): Change 2nd argument from void *
3688 to enum dwarf_form form, compare with form rather than
3690 (output_indirect_strings): Pass DW_FORM_strp to
3691 output_indirect_string traversion.
3692 (dwarf2out_finish): Output .debug_line_str strings.
3693 (dwarf2out_c_finalize): Clear debug_line_str_section and
3694 debug_line_str_hash.
3696 2016-10-31 Tom Tromey <tom@tromey.com>
3699 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
3700 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
3701 DW_OP_GNU_push_tls_address case.
3702 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
3704 2016-10-31 Jakub Jelinek <jakub@redhat.com>
3706 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
3707 for frame_offset_rel bit.
3708 (struct array_descr_info): Add rank field.
3709 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
3710 and placeholder_seen fields.
3711 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
3712 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
3713 DW_OP_pick 1 into DW_OP_over.
3714 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
3715 gen_variant_part): Clear placeholder_{arg,seen}.
3716 (loc_list_from_tree_1): Drop const from context argument.
3717 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
3718 (loc_list_for_address_of_addr_expr_of_indirect_ref,
3719 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
3721 (add_scalar_info): Drop const from context argument. Handle
3722 context->placeholder_arg.
3723 (add_bound_info): Drop const from context argument.
3724 (gen_descr_array_type_die): Drop const from ctx variable.
3725 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
3726 attribute and use a single DW_TAG_generic_subrange instead of
3727 7 DW_TAG_subrange_type for assumed rank arrays.
3729 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
3730 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
3731 from bool to 1-bit uchar bitfield. Add num_assigned and
3732 offset_emitted bitfields.
3733 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
3734 for dw_val_class_lineptr and dw_val_class_macptr. Handle
3735 dw_val_class_loclistsptr.
3736 (new_addr_loc_descr): Fix up formatting.
3737 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
3738 (add_AT_low_high_pc): Fix up formatting.
3739 (add_AT_loclistsptr): New function.
3740 (AT_lbl): Allow dw_val_class_loclistsptr.
3741 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
3742 Handle dw_val_class_loclistsptr.
3743 (loc_list_idx): New variable.
3744 (output_loclists_offsets, assign_location_list_indexes): New
3746 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
3747 add size_of_uleb128 of the index. Drop never used
3748 dwarf_split_debug_info AT_index handling. Handle
3749 dw_val_class_loclistsptr.
3750 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
3751 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
3752 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
3753 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
3754 DW_FORM_loclistx indexes.
3755 (output_attr_index_or_value): Fix up formatting. Don't handle
3756 dw_val_class_loc_list here.
3757 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
3758 For dw_val_class_loc_list call output_loc_list_offset rather than
3759 output_attr_index_or_value.
3760 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
3761 or .debug_loclists.dwo section name for debug_loc_section.
3762 (resolve_addr_in_expr): Formatting fix.
3763 (index_location_lists): Likewise.
3764 (dwarf2out_finish): If there are any location lists, for
3765 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
3766 index_location_lists only if have_location_lists. Call
3767 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
3768 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
3769 -gsplit-dwarf also emit offset table.
3771 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
3772 (size_of_die, value_format, output_die): Use
3773 DW_FORM_data16 for 128-bit dw_val_class_const_double or
3774 dw_val_class_wide_int.
3776 * dwarf2out.c (dwarf_op): Renamed to ...
3777 (dwarf_OP): ... this.
3778 (convert_descriptor_to_mode, scompare_loc_descriptor,
3779 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
3780 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
3782 (dwarf_AT, dwarf_TAG): New functions.
3783 (check_die): Disallow DW_AT_call_all_calls next to
3784 DW_AT_GNU_all_call_sites.
3785 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
3786 and attributes instead of the corresponding GNU tag and attributes.
3787 (gen_subprogram_die): Likewise. Emit call site information even
3788 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
3789 DW_AT_defaulted in comment.
3790 (resolve_addr): Handle DW_AT_call_origin attribute on
3791 DW_TAG_call_site DIE like DW_AT_abstract_origin on
3792 DW_TAG_GNU_call_site DIE.
3794 * dwarf2out.c (dwarf_op): New function.
3795 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
3796 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
3797 (output_loc_operands, output_loc_operands_raw): Likewise.
3798 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
3799 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
3800 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
3801 if dwarf_version < 5.
3802 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
3804 (scompare_loc_descriptor, ucompare_loc_descriptor,
3805 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
3806 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
3807 optimize_location_into_implicit_ptr): Likewise. Only punt for
3808 !dwarf_strict if dwarf_version < 5.
3809 (string_cst_pool_decl): Adjust comment.
3810 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
3812 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
3813 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
3814 (struct dw_val_node): Add val_file_implicit field.
3815 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
3816 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
3817 output_die): Handle dw_val_class_const_implicit,
3818 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
3819 (abbrev_die_table): Change into va_gc vec.
3820 (abbrev_die_table_allocated, abbrev_die_table_in_use,
3821 ABBREV_DIE_TABLE_INCREMENT): Remove.
3822 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
3823 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
3825 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
3826 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
3828 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
3830 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
3832 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
3834 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
3835 unit. Call optimize_abbrev_table.
3836 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
3837 abbrev_die_table being a va_gc vec.
3839 PR tree-optimization/77860
3840 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
3841 also integral complex and vector constants.
3843 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
3844 optimize_macinfo_range, save_macinfo_strings): Replace
3845 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
3846 (output_macinfo): Likewise. Emit .debug_macro* rather than
3847 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
3848 (init_sections_and_labels): Use .debug_macro* labels rather than
3849 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
3850 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
3851 or DW_AT_GNU_macros for -gdwarf-5.
3853 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
3855 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
3857 2016-09-11 Le-Chun Wu <lcwu@google.com>
3858 Mark Wielaard <mjw@redhat.com>
3860 * common.opt (Wshadow=global): New option. Default for -Wshadow.
3861 (Wshadow=local): New option.
3862 (Wshadow-local): Hidden alias for -Wshadow=local.
3863 (Wshadow=compatible-local): New option.
3864 (Wshadow-compatible-local): Hidden alias for
3865 -Wshadow=compatible-local.
3866 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
3867 Wshadow=compatible-local.
3869 2016-10-31 Bin Cheng <bin.cheng@arm.com>
3871 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
3872 Check slp defs for COND_EXPR by swapping/inverting operands if the
3873 new parameter SWAP indicates so.
3874 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
3875 is isomorphic to the first stmt via swapping/inverting. Store swap
3876 information in the new parameter SWAP.
3877 (vect_build_slp_tree): New local array SWAP and pass it to function
3878 vect_build_slp_tree_1. Cleanup result handling code for function
3879 call to vect_get_and_check_slp_defs. Skip operand swapping if the
3880 order of operands has been fixed as indicated by SWAP[i].
3882 2016-10-31 Bin Cheng <bin.cheng@arm.com>
3884 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
3885 unnecessary data dependence check after visited store stmt.
3887 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3889 PR tree-optimization/71915
3890 PR tree-optimization/71490
3891 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
3893 (find_basis_for_base_expr): Require stride types to match when
3895 (alloc_cand_and_find_basis): Record the stride type.
3896 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
3897 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
3898 the expressions having those types.
3899 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
3900 (create_mul_ssa_cand): Likewise.
3901 (create_mul_imm_cand): Likewise.
3902 (create_add_ssa_cand): Likewise.
3903 (create_add_imm_cand): Likewise.
3904 (legal_cast_p_1): Change interface to accept types rather than the
3905 expressions having those types.
3906 (legal_cast_p): Pass types to legal_cast_p_1.
3907 (slsr_process_cast): Pass stride type to
3908 alloc_cand_and_find_basis.
3909 (slsr_process_copy): Likewise.
3910 (dump_candidate): Display stride type when a cast exists.
3911 (create_add_on_incoming_edge): Introduce a cast when necessary for
3913 (analyze_increments): Change the code checking for invalid casts
3914 to rely on the stride type, and update the documentation and
3915 example. Change the code checking for pointer multiplies to rely
3917 (insert_initializers): Introduce a cast when necessary for the
3918 stride type. Use the stride type for the type of the initializer.
3920 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3922 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
3924 2016-10-29 Jakub Jelinek <jakub@redhat.com>
3926 PR rtl-optimization/77919
3927 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
3928 into memory if both modes are complex and their inner modes have the
3929 same precision. If the two modes are different complex modes, convert
3930 each part separately and generate a new CONCAT.
3932 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
3934 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
3936 2016-10-29 Jakub Jelinek <jakub@redhat.com>
3939 * gimple-ssa-store-merging.c
3940 (imm_store_chain_info::output_merged_store): Use build_aligned_type
3941 instead of SET_TYPE_ALIGN on shared integral type.
3943 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
3945 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
3946 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
3949 2016-10-28 Jeff Law <law@redhat.com>
3951 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
3952 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
3954 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
3956 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
3958 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
3960 * target.def (min_arithmetic_precision): New hook.
3961 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
3962 * doc/tm.texi: Regenerate.
3963 * internal-fn.c (expand_arith_overflow): Adjust handling of target
3964 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
3965 * targhooks.c (default_min_arithmetic_precision): New function.
3966 * targhooks.h (default_min_arithmetic_precision): Declare.
3967 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
3968 (sparc_min_arithmetic_precision): New function.
3970 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
3973 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
3974 Swap commutative operands in new RTL if needed. Handle zero_ext
3976 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
3979 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3980 Kugan Vivekanandarajah <kuganv@linaro.org>
3981 Jim Wilson <jim.wilson@linaro.org>
3983 PR tree-optimization/43721
3984 * target.def: New hook expand_divmod_libfunc.
3985 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
3986 * doc/tm.texi: Regenerate.
3987 * internal-fn.def: Add new entry for DIVMOD ifn.
3988 * internal-fn.c (expand_DIVMOD): New.
3989 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
3991 (widen_mul_stats): Add new field divmod_calls_inserted.
3992 (target_supports_divmod_p): New.
3993 (divmod_candidate_p): Likewise.
3994 (convert_to_divmod): Likewise.
3995 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
3996 renumber_gimple_stmt_uids at beginning of function. Call
3997 convert_to_divmod and record stats for divmod.
3998 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
3999 TARGET_EXPAND_DIVMOD_LIBFUNC.
4000 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
4003 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4004 Segher Boessenkool <segher@kernel.crashing.org>
4006 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
4007 swapping the arms of the branch.
4008 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
4009 sequence for the generic signed-signed-signed case.
4011 2016-10-28 Jeff Law <law@redhat.com>
4013 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
4015 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4017 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4019 PR rtl-optimization/78029
4020 * function.c (prologue_contains, epilogue_contains): New functions.
4021 (record_prologue_seq, record_epilogue_seq): New functions.
4022 * function.h (prologue_contains, epilogue_contains,
4023 record_prologue_seq, record_epilogue_seq): New declarations.
4024 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
4025 mixing prologue and epilogue insns.
4026 (init_deps): Initialize the new fields in struct deps_desc.
4027 * sched-int.h (struct deps_desc): New fields last_prologue,
4028 last_epilogue, and last_logue_was_epilogue.
4029 * shrink-wrap.c (emit_common_heads_for_components): Record all
4030 emitted prologue and epilogue insns.
4031 (emit_common_tails_for_components): Ditto.
4032 (insert_prologue_epilogue_for_components): Ditto.
4034 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4037 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
4038 * common.opt (fstore-merging): New Optimization option.
4039 * opts.c (default_options_table): Add entry for
4040 OPT_ftree_store_merging.
4041 * fold-const.h (can_native_encode_type_p): Declare prototype.
4042 * fold-const.c (can_native_encode_type_p): Define.
4043 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
4044 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4045 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
4046 * passes.def: Insert pass_tree_store_merging.
4047 * tree-pass.h (make_pass_store_merging): Declare extern
4049 * gimple-ssa-store-merging.c: New file.
4050 * doc/invoke.texi (Optimization Options): Document
4052 (--param documentation): Document store-merging-allow-unaligned
4053 and max-stores-to-merge.
4055 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
4058 * gimplify.c (gimplify_init_constructor): Move emit of constructor
4059 assignment to earlier in the if/else logic.
4061 2016-10-28 Richard Biener <rguenther@suse.de>
4065 * fold-const.c (make_bit_field_ref): Only adjust alias set
4066 when the original alias set was zero.
4068 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4070 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
4071 (s390_adjust_loops): New function.
4072 (s390_reorg): Invoke s390_adjust_loops.
4073 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
4074 ("osc_break"): New insn definition.
4076 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4078 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
4079 * config.gcc: Support alternate archXX cpu levels with
4080 --with-arch= and --with-tune=.
4081 * config/s390/linux.h: Translate new archXX cpu levels to the
4082 original names when calling GAS.
4083 * config/s390/tpf.h: Likewise.
4084 * doc/invoke.texi: Document the alternate cpu level names.
4086 2016-10-28 Jakub Jelinek <jakub@redhat.com>
4088 PR rtl-optimization/77919
4089 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
4090 MEM if mode1 is not a complex mode.
4092 PR rtl-optimization/78132
4093 * ree.c (combine_reaching_defs): Give up if copy_needed and
4094 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
4096 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
4098 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
4100 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4102 * config/rs6000/constraints.md (wH constraint): Add new
4103 constraints for allowing 32-bit integers (and eventually 8/16-bit
4104 integers) into the vector registers.
4105 (wI constraint): Likewise.
4106 (wJ constraint): Likewise.
4107 (wK constraint): Likewise.
4108 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
4109 -mvsx-small-integer as a default option for ISA 2.07
4111 (POWERPC_MASKS): Likewise.
4112 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
4113 switch to turn off small integer support in vector registers.
4114 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
4115 test for -mupper-regs-di, since it is already done with the
4116 reg_add[mode].scalar_in_vsx_p. Add support for the switch
4117 -mvsx-small-integer.
4118 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
4120 (rs6000_setup_reg_addr_masks): Likewise.
4121 (rs6000_init_hard_regno_mode_ok): Likewise.
4122 (rs6000_option_override_internal): Add consistency checks for
4123 -mvsx-small-integer.
4124 (rs6000_secondary_reload_simple_move): SImode is a simple move if
4125 -mvsx-small-integer.
4126 (rs6000_secondary_reload): Use std::swap.
4127 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
4128 VSX_REGS for small integers in vector registers, since there is no
4129 D-FORM address mode for such types.
4130 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
4131 (rs6000_opt_masks): Add -mvsx-small-integer.
4132 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
4134 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
4135 extracts can be done on ISA 2.07.
4136 (vsx_extract_<mode>): Add support for small integers in vsx
4138 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
4139 longer support V4SImode in this pattern.
4140 (vsx_extract_si): New insn to support extraction of SImode in ISA
4141 2.07 using either xxextractuw or vspltw.
4142 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
4143 longer support V4SImode in this pattern.
4144 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
4145 wJ, and wK constraints.
4146 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
4147 storing SDmode with VSX instructions.
4148 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
4149 GPR load and before the FPR and VSX loads. Remove ??, ! from the
4150 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
4151 small integers in vector registers.
4152 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
4153 load and before the FPR and VSX loads. Remove ??, ! from the
4154 constraints. Add VEXTSW2D support for small integers in vector
4156 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
4157 integers in vector registers.
4158 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
4159 move instead of using an UNSPEC.
4160 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
4161 integers in vector registers.
4162 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
4163 move instead of using an UNSPEC.
4164 (movsi_internal1): Add support for -mvsx-small-integer. Align
4165 columns so that it is more readable.
4166 (SImode splitter for ISA 3.0 constants): Add splitter for
4167 -128..127 constants that can easily be constructed on ISA 3.0.
4168 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
4171 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4174 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
4177 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
4179 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
4180 PIC_OFFSET_TABLE_REGNUM twice.
4182 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4184 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
4185 support for constant operand for OP.
4187 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4189 * dwarf2out.c (gen_member_die): Only reparent_child instead of
4190 splice_child_die if child doesn't have DW_AT_specification attribute.
4192 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4194 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
4195 (TARGET_HAVE_LDREXBH): Likewise.
4196 (TARGET_HAVE_LDACQ): Likewise.
4198 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4200 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
4201 logic to to decide whether to copy over old value to register for new
4203 * config/arm/sync.md: Add comments explaning why mode and code
4204 attribute are not defined in iterators.md
4205 (thumb1_atomic_op_str): New code attribute.
4206 (thumb1_atomic_newop_str): Likewise.
4207 (thumb1_atomic_fetch_op_str): Likewise.
4208 (thumb1_atomic_fetch_newop_str): Likewise.
4209 (thumb1_atomic_fetch_oldop_str): Likewise.
4210 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
4211 mirror the more restrictive constraints of the Thumb-1 insns after
4212 split compared to Thumb-2 counterpart insns.
4213 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
4214 in sync with non atomic version.
4215 (atomic_nand<mode>): Likewise.
4216 (atomic_fetch_<sync_optab><mode>): Likewise.
4217 (atomic_fetch_nand<mode>): Likewise.
4218 (atomic_<sync_optab>_fetch<mode>): Likewise.
4219 (atomic_nand_fetch<mode>): Likewise.
4220 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
4221 in sync with atomic version.
4222 (thumb1_subsi3_insn): Likewise.
4223 (thumb1_andsi3_insn): Likewise.
4224 (thumb1_iorsi3_insn): Likewise.
4225 (thumb1_xorsi3_insn): Likewise.
4227 2016-10-27 Nick Clifton <nickc@redhat.com>
4229 * plugin.c (register_plugin_info): Produce an error message if the
4230 plugin is not found in the hash table.
4232 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4234 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
4237 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
4240 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
4241 define builtin functions from the bdesc_spe_predicates or
4242 bdesc_spe_evsel arrays if the builtin mask is not compatible with
4243 the current compiler configuration.
4244 (paired_init_builtins): Modify loop to not define define builtin
4245 functions from the bdesc_paried_preds array if the builtin mask is
4246 not compatible with the current compiler configuration.
4247 (altivec_init_builtins): Modify loops to not define the
4248 __builtin_altivec_stxvl function nor the builtin functions from
4249 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
4250 builtin mask is not compatible with the current compiler
4253 2016-10-26 Jeff Law <law@redhat.com>
4255 * config/sh/sh.c (output_branch): Add missing fallthru comments.
4256 (gen_shl_and): Likewise.
4257 * config/sh/sh.md (movsicc): Add missing fallthru comments.
4259 * config/mips/mips.c (mips16_constant_cost): Add missing
4261 (mips16_build_call_stub): Increase buffer size. Adjust
4264 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4266 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
4267 INSN_UIDs for all insns in compact mode.
4268 (rtx_writer::print_rtx): Likewise.
4269 * print-rtl.h (rtx_writer::flag_compact): Update comment.
4270 * rtl-tests.c (selftest::test_dumping_insns): Update expected
4271 output to include INSN_UID.
4272 (selftest::test_uncond_jump): Likewise.
4274 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
4276 * haifa-sched.c (call_used_regs_num): Rename to...
4277 (call_saved_regs_num): ...this.
4278 (fixed_regs_num): New variable.
4279 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
4281 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
4283 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4285 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
4287 * print-rtl.c (outfile): Delete global.
4288 (sawclose): Likewise.
4290 (in_call_function_usage): Likewise.
4291 (flag_compact): Likewise.
4292 (flag_simple): Likewise.
4293 (rtx_writer::rtx_writer): New ctor.
4294 (print_rtx_operand_code_0): Convert to...
4295 (rtx_writer::print_rtx_operand_code_0): ...this.
4296 (print_rtx_operand_code_e): Convert to...
4297 (rtx_writer::print_rtx_operand_code_e): ...this.
4298 (print_rtx_operand_codes_E_and_V): Convert to...
4299 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
4300 (print_rtx_operand_code_i): Convert to...
4301 (rtx_writer::print_rtx_operand_code_i): ...this.
4302 (print_rtx_operand_code_r): Convert to...
4303 (rtx_writer::print_rtx_operand_code_r): ...this.
4304 (print_rtx_operand_code_u): Convert to...
4305 (rtx_writer::print_rtx_operand_code_u): ...this.
4306 (print_rtx_operand): Convert to...
4307 (rtx_writer::print_rtx_operand): ...this.
4308 (print_rtx): Convert to...
4309 (rtx_writer::print_rtx): ...this.
4310 (print_inline_rtx): Rewrite in terms of class rtx_writer.
4311 (debug_rtx): Likewise.
4312 (print_rtl): Convert to...
4313 (rtx_writer::print_rtl): ...this.
4314 (print_rtl): Reimplement in terms of class rtx_writer.
4315 (print_rtl_single): Rewrite in terms of class rtx_writer.
4316 (print_rtl_single_with_indent): Convert to..
4317 (rtx_writer::print_rtl_single_with_indent): ...this.
4318 (print_simple_rtl): Rewrite in terms of class rtx_writer.
4319 * print-rtl.h (flag_compact): Delete decl.
4320 (class rtx_writer): New class.
4321 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
4324 2016-10-26 Jeff Law <law@redhat.com>
4326 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
4329 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
4330 (check_if_valid_sleep_operand): Add missing fallthru comment.
4331 (arc_register_move_cost): Increase buffer size.
4332 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
4334 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
4336 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
4337 comment. Add gcc_unreachable for path that should never happen.
4339 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
4342 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4343 Martin Liska <mliska@suse.cz>
4346 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
4347 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
4348 on outer context if any.
4350 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4352 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
4353 by increment rather than double it.
4354 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
4355 emit a space before args[4].
4356 (END): Don't emit a space before with_arg.
4358 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4360 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
4361 Baseline only alternatives to (i) hold store atomic success value in a
4362 return register rather than a scratch register, (ii) use a low register
4363 for it and to (iii) ensure the cbranchsi insn generated by the split
4364 respect the constraints of Thumb-1 cbranchsi4_insn and
4366 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
4367 constraints must match those in atomic_compare_and_swap.
4368 (cbranchsi4_scratch): Likewise.
4370 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4372 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
4373 variable. Add the new parameter to the insn generator. Set that
4374 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
4375 return value from the negation of that parameter for Thumb-1, keeping
4376 the logic unchanged otherwise except for using bdst as the destination
4377 register of the compare_and_swap insn.
4378 (arm_split_compare_and_swap): Add explanation about how is the value
4379 returned to the function comment. Rename scratch variable to
4380 neg_bval. Adapt initialization of variables holding operands to the
4381 new operand numbers. Use return register to hold result of store
4382 exclusive for Thumb-1, scratch register otherwise. Construct the
4383 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
4384 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
4385 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
4386 for strongly ordered compare_and_swap.
4387 * config/arm/predicates.md (cc_register_operand): New predicate.
4388 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
4389 match_operand with the new predicate to accept either the CC flag or a
4390 destination register for the boolean return value, restricting it to
4391 CC flag only via constraint. Adapt operand numbers accordingly.
4393 2016-10-26 Jeff Law <law@redhat.com>
4395 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
4397 * config/frv/frv.c (comparison_string): Do not fall through after
4400 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
4402 (expand_one_builtin): Add missing break.
4404 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
4405 (m32c_legitimate_address_p): Likewise.
4407 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
4409 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
4411 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
4414 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
4417 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
4419 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
4421 (rl78_asm_ctor_dtor): Increase buffer size.
4423 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
4425 (xstormy16_asm_output_constructor): Likewise.
4427 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
4430 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
4431 comment to silence warning.
4433 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
4434 (spu_legitimate_address_p): Fix logic error and add missing fallthru
4437 2016-10-26 Michael Matz <matz@suse.de>
4439 PR tree-optimization/78060
4440 PR tree-optimization/78061
4441 PR tree-optimization/78088
4442 * tree-ssa-loop-split.c (easy_exit_values): New function.
4443 (tree_ssa_split_loops): Use it.
4444 (compute_new_first_bound): Change order of operations,
4445 fix invalid use of types.
4447 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
4449 gen-pass-instances.awk is sensitive to the order in which
4450 passes are added; passes that appear later have to be added first.
4454 * config/avr/avr-passes.def: Swap order of directives for
4455 gen-pass-instances.awk.
4457 2016-10-25 Jeff Law <law@redhat.com>
4459 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
4460 (vax_notice_update_cc): Likewise.
4462 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
4464 * config.gcc (sparc*-*-solaris2*): Adjust.
4465 (sparc64-*-linux*): Likewise.
4466 * config/sparc/default-64.h: Rename to...
4467 * config/sparc/default64.h: ...this.
4468 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
4470 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
4471 * config/sparc/sparc.h: Minor tweaks.
4472 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
4473 TARGET_ARCH32 throughout. Minor various tweaks throughout.
4475 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4477 * input.c (fcache::file_patch): Add comment about lifetime.
4478 (selftest::cpp_reader_ptr): New class.
4479 (selftest::lexer_test): Convert m_parser from cpp_reader *
4480 to a cpp_reader_ptr, and move m_tempfile to after it.
4481 (selftest::lexer_test::lexer_test): Update for above reordering.
4482 (lexer_test::~lexer_test): Move cleanup of m_parser to
4483 cpp_reader_ptr's dtor.
4485 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4487 * toplev.c (toplev::main): Remove call to
4488 location_adhoc_data_fini.
4490 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
4492 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
4493 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
4495 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4497 * ggc-tests.c (forcibly_ggc_collect): Rename to...
4498 (selftest::forcibly_ggc_collect): ...this, and remove "static".
4499 (test_basic_struct): Update for above renaming.
4500 (test_length): Likewise.
4501 (test_union): Likewise.
4502 (test_finalization): Likewise.
4503 (test_deletable_global): Likewise.
4504 (test_inheritance): Likewise.
4505 (test_chain_next): Likewise.
4506 (test_user_struct): Likewise.
4507 (test_tree_marking): Likewise.
4508 * selftest-run-tests.c (selftest::run_tests): Call
4509 selftest::forcibly_ggc_collect at the end of the selftests.
4510 * selftest.h (selftest::forcibly_ggc_collect): New decl.
4512 2016-10-25 Jakub Jelinek <jakub@redhat.com>
4515 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
4516 * optabs.c (expand_vec_cond_expr): For comparison codes
4517 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
4518 (expand_vec_cmp_expr): For comparison codes
4519 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
4520 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
4521 Add enum tree_code argument.
4522 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
4524 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
4525 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
4527 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
4528 NE_EXPR, attempt to use vcondeq_optab as fallback.
4529 * tree-vect-generic.c (expand_vector_comparison,
4530 expand_vector_divmod, expand_vector_condition): Adjust
4531 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
4532 * tree-vect-stmts.c (vectorizable_condition,
4533 vectorizable_comparison): Likewise.
4534 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
4535 check_bool_pattern, search_type_for_mask_1): Likewise.
4536 * expr.c (do_store_flag): Likewise.
4537 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
4538 @code{vcondeq@var{m}@var{n}}): Document.
4539 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
4542 2016-10-25 Jeff Law <law@redhat.com>
4544 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
4546 (v850_output_aligned_bss): Add missing break.
4548 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
4550 2016-10-25 Martin Liska <mliska@suse.cz>
4553 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
4554 statements as they can also contain possibly a freeing call.
4556 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
4557 Martin Liska <mliska@suse.cz>
4560 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
4561 * ipa-icf.c (sem_function::get_hash): Add target optimization
4564 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
4567 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
4568 Remove partial overlap check for shift by 1.
4569 (ashldi3_neon): Likewise.
4571 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
4573 * config/arm/constraints.md (Q constraint): Document its use for
4575 (Pf constraint): New constraint for relaxed, consume or relaxed memory
4577 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
4578 alternatives to allow any register when memory model matches Pf and
4579 thus lda is used, but only low registers otherwise. Use unpredicated
4580 output template for Thumb-1 targets.
4581 (atomic_store<mode>): Likewise for stl.
4582 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
4583 whose output template does not have predication.
4584 (arm_load_acquire_exclusive<mode>): Likewise.
4585 (arm_load_exclusivesi): Likewise.
4586 (arm_load_acquire_exclusivesi): Likewise.
4587 (arm_store_release_exclusive<mode>): Likewise.
4588 (arm_store_exclusive<mode>): Use unpredicated output template for
4591 2016-10-25 Jakub Jelinek <jakub@redhat.com>
4593 * internal-fn.def (LAUNDER): New internal function.
4594 * internal-fn.c (expand_LAUNDER): New function.
4596 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
4597 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
4599 New avr target pass to work around performance loss by PR fix.
4603 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
4604 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
4605 * config/avr/predicates.md (extend_operator): New.
4606 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
4607 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
4608 (make_avr_pass_casesi): New prototypes.
4609 * config/avr/avr.c (print-rtl.h): Include it.
4610 (pass_data avr_pass_data_casesi): Data for new pass.
4611 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
4612 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
4613 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
4614 (avr_optimize_casesi): New functions.
4616 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
4617 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
4621 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
4623 2016-10-24 Jakub Jelinek <jakub@redhat.com>
4625 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
4626 DW_AT_rvalue_reference attributes.
4628 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
4630 * doc/invoke.text (Wint-in-bool-context): Update documentation.
4631 * value-prof.c (stringop_block_profile): Fix a warning.
4633 2016-10-24 Martin Sebor <msebor@redhat.com>
4636 * builtins.c (string_length): New function.
4637 (c_strlen): Use string_length. Correctly handle wide strings.
4638 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
4640 (target_int_max): Call target_max_value.
4641 (format_result::knownrange): New data member.
4642 (fmtresult::fmtresult): Define default constructor.
4643 (format_integer): Use it and set format_result::knownrange.
4644 Handle global constants.
4645 (format_floating_max): Add third argument.
4646 (format_floating): Recompute maximum value for %a for each argument.
4647 (get_string_length): Use fmtresult default ctor.
4648 (format_string): Set format_result::knownrange.
4649 (format_directive): Check format_result::knownrange.
4650 (add_bytes): Same. Correct caret placement in diagnostics.
4651 (pass_sprintf_length::compute_format_length): Set
4652 format_result::knownrange.
4653 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
4655 2016-10-24 Jakub Jelinek <jakub@redhat.com>
4657 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
4658 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
4660 2016-10-24 Ximin Luo <infinity0@pwned.gg>
4663 * dwarf2out.c (file_table_relative_p): Remove.
4664 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
4665 also for absolute paths.
4666 * doc/tm.texi: Update.
4667 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
4668 * target.def (force_at_comp_dir): Remove hook.
4669 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
4671 2016-10-24 Richard Biener <rguenther@suse.de>
4673 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
4674 backedges when identifying the single predecessor to take
4675 conditional info from. Use SCEV to get at ranges for loop IVs.
4676 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
4677 avoid false warning.
4679 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
4682 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
4683 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
4684 (avr_address_tiny_absdata_p): New static function.
4685 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
4686 it to determine validity of constant addresses.
4687 (avr_attribute_table) [absdata]: New variable attribute...
4688 (avr_handle_absdata_attribute): ...and handler.
4689 (avr_decl_absdata_p): New static function.
4690 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
4691 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
4692 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
4694 2016-10-24 Richard Biener <rguenther@suse.de>
4696 PR tree-optimization/78076
4697 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
4698 also on the loop tree root.
4700 2016-10-24 Jakub Jelinek <jakub@redhat.com>
4702 * config/i386/i386.c (ix86_fold_builtin): Handle
4703 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
4704 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
4705 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
4706 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
4708 2016-10-24 Martin Liska <mliska@suse.cz>
4711 * opts.c (finish_options): Skip conditionally.
4713 2016-10-23 Martin Sebor <msebor@redhat.com>
4716 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
4717 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
4719 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
4721 * config/sparc/sparc.md (cpu_feature): Minor tweak.
4722 (enabled): Likewise.
4723 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
4724 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
4725 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
4726 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
4727 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
4728 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
4730 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
4732 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
4733 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
4735 2016-10-21 Andrew Pinski <apinski@cavium.com>
4737 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
4739 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
4740 implementer_id to unsigned char.
4741 Change part_no to unsigned int.
4742 (AARCH64_BIG_LITTLE): New define.
4743 (INVALID_IMP): New define.
4744 (INVALID_CORE): New define.
4745 (cpu_data): Change the last element's implementer_id and part_no to
4747 (valid_bL_string_p): Rewrite to ..
4748 (valid_bL_core_p): this for integers instead of strings.
4749 (parse_field): New function.
4750 (contains_string_p): Rewrite to ...
4751 (contains_core_p): this for integers and only for the part_no.
4752 (host_detect_local_cpu): Rewrite handling of implementation and
4753 par num to be integers; simplifying the code.
4755 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4757 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
4758 value range for pointers in more cases.
4760 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
4762 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
4763 Add extra argument to allow emitting the move immediate.
4764 Use add/sub with positive immediate.
4765 (aarch64_add_constant): Add inline function.
4766 (aarch64_add_sp): Likewise.
4767 (aarch64_sub_sp): Likewise.
4768 (aarch64_expand_prologue): Call aarch64_sub_sp.
4769 (aarch64_expand_epilogue): Call aarch64_add_sp.
4770 Decide when to leave out move.
4771 (aarch64_output_mi_thunk): Call aarch64_add_constant.
4773 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
4775 * config/aarch64/aarch64.c (aarch64_layout_frame):
4776 Align FP callee-saves.
4778 2016-10-21 Jakub Jelinek <jakub@redhat.com>
4780 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
4781 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
4783 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
4784 _rdseed64_step): Likewise.
4785 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
4788 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
4789 and tree-ssanames.h.
4790 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
4791 with INTEGER_CST argument.
4792 (ix86_gimple_fold_builtin): New function.
4793 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
4795 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
4796 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
4797 (ranges_table_allocated, ranges_table_in_use,
4798 ranges_by_label_allocated, ranges_by_label_in_use,
4799 RANGES_TABLE_INCREMENT): Removed.
4800 (add_ranges_num): Use vec_safe_push into ranges_table.
4801 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
4802 (output_ranges): Adjust for ranges_table and ranges_by_label
4803 conversion from arrays to vec.
4804 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
4805 conversion from arrays to vec.
4806 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
4807 ranges_table_in_use, ranges_by_label_allocated and
4808 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
4810 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
4811 if needed. Re-add origin_die variable and its initialization.
4813 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
4814 even for -fstack-reuse=none, or for volatile vars etc.
4816 2016-10-21 David Malcolm <dmalcolm@redhat.com>
4818 * print-rtl-function.c (flag_compact): Move extern decl to...
4819 * print-rtl.h (flag_compact): ...here.
4820 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
4821 (ASSERT_RTL_DUMP_EQ): New macro.
4822 (selftest::test_dumping_regs): New function.
4823 (selftest::test_dumping_insns): New function.
4824 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
4826 (selftest::rtl_tests_c_tests): Call the new test functions.
4828 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4830 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
4831 (outgoing_edges_match): Likewise.
4832 (try_crossjump_to_edge): Likewise.
4833 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
4834 (rtl_tidy_fallthru_edge): Likewise.
4835 * rtl.h (tablejump_p): Adjust prototype.
4836 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
4838 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4840 * rtl.h (label_ref_label): New function.
4841 (set_label_ref_label): New function.
4842 (LABEL_REF_LABEL): Delete.
4843 * alias.c (rtx_equal_for_memref_p): Adjust.
4844 * cfgbuild.c (make_edges): Likewise.
4845 (purge_dead_tablejump_edges): Likewise.
4846 * cfgexpand.c (convert_debug_memory_address): Likewise.
4847 * cfgrtl.c (patch_jump_insn): Likewise.
4848 * combine.c (distribute_notes): Likewise.
4849 * cse.c (hash_rtx_cb): Likewise.
4850 (exp_equiv_p): Likewise.
4851 (fold_rtx): Likewise.
4852 (check_for_label_ref): Likewise.
4853 * cselib.c (rtx_equal_for_cselib_1): Likewise.
4854 (cselib_hash_rtx): Likewise.
4855 * emit-rtl.c (mark_label_nuses): Likewise.
4856 * explow.c (convert_memory_address_addr_space_1): Likewise.
4857 * final.c (output_asm_label): Likewise.
4858 (output_addr_const): Likewise.
4859 * gcse.c (add_label_notes): Likewise.
4860 * genconfig.c (walk_insn_part): Likewise.
4861 * genrecog.c (validate_pattern): Likewise.
4862 * ifcvt.c (cond_exec_get_condition): Likewise.
4863 (noce_emit_store_flag): Likewise.
4864 (noce_get_alt_condition): Likewise.
4865 (noce_get_condition): Likewise.
4866 * jump.c (maybe_propagate_label_ref): Likewise.
4867 (mark_jump_label_1): Likewise.
4868 (redirect_exp_1): Likewise.
4869 (rtx_renumbered_equal_p): Likewise.
4870 * lra-constraints.c (operands_match_p): Likewise.
4871 * print-rtl.c (print_value): Likewise.
4872 * reload.c (find_reloads): Likewise.
4873 * reload1.c (set_label_offsets): Likewise.
4874 * reorg.c (get_branch_condition): Likewise.
4875 * rtl-tests.c (test_uncond_jump): Likewise.
4876 * rtl.c (rtx_equal_p_cb): Likewise.
4877 (rtx_equal_p): Likewise.
4878 * rtlanal.c (reg_mentioned_p): Likewise.
4879 (rtx_referenced_p): Likewise.
4880 (get_condition): Likewise.
4881 * varasm.c (const_hash_1): Likewise.
4882 (compare_constant): Likewise.
4883 (const_rtx_hash_1): Likewise.
4884 (output_constant_pool_1): Likewise.
4886 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4889 * reload.c (find_valid_class_1): Allow regclass if atleast one
4890 regno in regclass is ok. Compute and use rclass size based on
4891 actually available regnos for mode in rclass.
4893 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
4895 * config/sparc/sparc-modes.def (CCV): New.
4897 * config/sparc/predicates.md (v_comparison_operator): New.
4898 (icc_comparison_operator): Add support for CCV/CCXV.
4899 (xcc_comparison_operator): Likewise.
4900 * config/sparc/sparc.c (output_cbranch): Likewise.
4901 (sparc_print_operand): Likewise.
4902 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
4903 (uaddvdi4): New expander.
4904 (addvdi4): Likewise.
4905 (uaddvdi4_sp32): New instruction.
4906 (addvdi4_sp32): Likewise.
4907 (uaddvsi4): New expander.
4908 (addvsi4): Likewise.
4909 (cmp_ccc_plus_sltu_set): New instruction.
4910 (cmp_ccv_plus): Likewise.
4911 (cmp_ccxv_plus): Likewise.
4912 (cmp_ccv_plus_set): Likewise.
4913 (cmp_ccxv_plus_set): Likewise.
4914 (cmp_ccv_plus_sltu_set): Likewise.
4915 (uaddvdi4): New expander.
4916 (subvdi4): Likewise.
4917 (usubdi4_sp32): New instruction.
4918 (subvdi4_sp32): Likewise.
4919 (usubvsi4): New expander.
4920 (subvsi4): Likewise.
4921 (cmpsi_minus_sltu_set): New instruction.
4922 (cmp_ccv_minus): Likewise.
4923 (cmp_ccxv_minus): Likewise.
4924 (cmp_ccv_minus_set): Likewise.
4925 (cmp_ccxv_minus_set): Likewise.
4926 (cmp_ccv_minus_sltu_set): Likewise.
4927 (unegvdi3): New expander.
4928 (negvdi3): Likewise.
4929 (unegdi3_sp32): New instruction.
4930 (negvdi3_sp32): Likewise.
4931 (unegvsi3): New expander.
4932 (negvsi3): Likewise.
4933 (cmp_ccc_neg_sltu_set): New instruction.
4934 (cmp_ccv_neg): Likewise.
4935 (cmp_ccxv_neg): Likewise.
4936 (cmp_ccv_neg_set): Likewise.
4937 (cmp_ccxv_neg_set): Likewise.
4938 (cmp_ccv_neg_sltu_set): Likewise.
4940 * tree-ssa-loop-split.c: Remove trailing spaces.
4941 * match.pd: Likewise.
4943 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4945 PR rtl-optimization/78038
4946 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
4947 be deduced to set REG through the RTL structure.
4948 (make_defs_and_copies_lists): Return false on a failing get_defs call.
4950 2016-10-21 Richard Biener <rguenther@suse.de>
4952 PR tree-optimization/78051
4953 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
4954 and mark replaced if folding did something.
4956 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
4958 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
4959 and "protected" in visibility types.
4960 (rs6000_xcoff_declare_function_name): Fix formatting.
4961 (rs6000_xcoff_declare_object_name): Fix formatting.
4963 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
4965 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
4966 and IX86_BUILTIN_HUGE_VALQ here ...
4967 (ix86_expand_builtin): ... not here.
4969 2016-10-20 Jakub Jelinek <jakub@redhat.com>
4971 * doc/gty.texi (for_user): Use @item next to @findex.
4973 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
4976 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
4977 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
4978 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
4979 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
4980 __builtin_ia32_lzcnt_u16.
4981 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
4982 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
4983 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
4984 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
4985 (bmi_tzcnt_<mode>): New expander.
4986 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
4987 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
4988 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
4989 (lzcnt_<mode>): New expander.
4990 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
4991 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
4992 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
4993 (UINT64_FTYPE_UINT64): New.
4994 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
4995 (__builtin_ia32_lzcnt_u16): New description.
4996 (__builtin_ia32_lzcnt_u32): Ditto.
4997 (__builtin_ia32_lzcnt_u64): Ditto.
4998 (__builtin_ctzs): Remove description.
4999 (__builtin_ia32_tzcnt_u16): New description.
5000 (__builtin_ia32_tzcnt_u32): Ditto.
5001 (__builtin_ia32_tzcnt_u64): Ditto.
5002 * config/i386/i386.c (ix86_expand_args_builtin): Handle
5003 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
5005 2016-10-20 Martin Liska <mliska@suse.cz>
5008 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
5009 comparison with STMT_UID_NOT_IN_RANGE.
5010 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
5013 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
5015 * compare-elim.c (conforming_compare): Accept UNSPECs.
5016 (find_comparison_dom_walker::before_dom_children): Deal with
5017 instructions both using and killing the flags register.
5018 (equivalent_reg_at_start): New function extracted from...
5019 (try_eliminate_compare): ...here. Use it and add support for
5020 registers and UNSPECs as second operand of the compare.
5021 * config/visium/visium-modes.def (CCV): New.
5022 * config/visium/predicates.md (visium_v_comparison_operator): New.
5023 (visium_branch_operator): Deal with CCV mode.
5024 * config/visium/visium.c (visium_select_cc_mode): Likewise.
5025 (output_cbranch): Likewise.
5026 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5027 (uaddv<mode>4): New expander.
5028 (addv<mode>4): Likewise.
5029 (add<mode>3_insn_set_carry): New instruction.
5030 (add<mode>3_insn_set_overflow): Likewise.
5031 (addsi3_insn_set_overflow): Likewise.
5032 (usubv<mode>4): New expander.
5033 (subv<mode>4): Likewise.
5034 (sub<mode>3_insn_set_carry): New instruction.
5035 (sub<mode>3_insn_set_overflow): Likewise.
5036 (subsi3_insn_set_overflow): Likewise.
5037 (unegv<mode>3): New expander.
5038 (negv<mode>3): Likewise.
5039 (neg<mode>2_insn_set_overflow): New instruction.
5040 (addv_tst<mode>): Likewise.
5041 (subv_tst<mode>): Likewise.
5042 (negv_tst<mode>): Likewise.
5043 (cbranch<mode>4_addv_insn): New splitter and instruction.
5044 (cbranch<mode>4_subv_insn): Likewise.
5045 (cbranch<mode>4_negv_insn): Likewise.
5047 2016-10-20 Richard Biener <rguenther@suse.de>
5049 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
5050 Handle decls possibly not bound.
5051 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
5052 nothing_id for decls that might not be bound if we are interested
5054 (get_constraint_for_component_ref): Deal with that.
5056 2016-10-20 Michael Matz <matz@suse.de>
5059 * common.opt (-fsplit-loops): New flag.
5060 * passes.def (pass_loop_split): Add.
5061 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
5062 (enable_fdo_optimizations): Add loop splitting.
5063 * timevar.def (TV_LOOP_SPLIT): Add.
5064 * tree-pass.h (make_pass_loop_split): Declare.
5065 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
5066 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
5067 * tree-ssa-loop-split.c: New file.
5068 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
5069 * doc/invoke.texi (fsplit-loops): Document.
5070 * doc/passes.texi (Loop optimization): Add paragraph about loop
5073 2016-10-20 Richard Biener <rguenther@suse.de>
5075 * cgraphunit.c (analyze_functions): Set node->definition to
5076 false to signal symbol removal to debug_hooks->late_global_decl.
5077 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
5078 WPA signal symbol removal to the debuginfo machinery.
5079 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
5080 using early_finised to guard the we're called for symbol
5081 removal case look at the symtabs definition flag.
5082 (gen_variable_die): Remove redundant check.
5084 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5086 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
5088 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5090 PR tree-optimization/53979
5091 * match.pd ((a ^ b) | a -> a | b): New pattern.
5093 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
5095 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
5096 config/pa/pa64-hpux-lib.h.
5097 (PA_CRTBEGIN_HACK): Likewise.
5098 (DTOR_LIST_BEGIN): Likewise.
5100 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5102 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
5103 register only if "in" and "out" are different registers.
5105 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
5107 * omp-low.c (pass_oacc_device_lower::gate): New method.
5108 (execute): Always call execute_oacc_device_lower.
5110 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5112 PR tree-optimization/77916
5113 PR tree-optimization/77937
5114 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
5116 (insert_initializers): Requirement of initializer for -1 should be
5117 based on pointer-typedness of the candidate basis.
5119 2016-10-19 Bin Cheng <bin.cheng@arm.com>
5121 PR tree-optimization/78005
5122 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
5123 upper (included) bound for niters of prolog loop.
5124 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
5125 Compute niters of scalar loop above which vectorized loop is
5126 preferred, as well as the upper (included) bound for the niters.
5127 (vect_do_peeling): Record niter bound for loops accordingly.
5129 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5132 * tree-core.h (enum tree_index): Put the complex types after their
5134 * tree-streamer.c (verify_common_node_recorded): New function.
5135 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
5137 2016-10-19 Martin Liska <mliska@suse.cz>
5139 * cgraph.h (cgraph_edge::binds_to_current_def_p):
5140 Replace NULL with false as a return value.
5142 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5144 PR tree-optimization/78024
5145 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
5146 don't clear BB_VISITED after processing.
5148 2016-10-19 Richard Biener <rguenther@suse.de>
5150 * domwalk.c (dom_walker::walk): Use RPO order.
5152 2016-10-19 Richard Biener <rguenther@suse.de>
5154 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
5156 (evrp_dom_walker::~evrp_dom_walker): Free it.
5157 (evrp_dom_walker::stmts_to_remove): Add.
5158 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
5159 whose output we fully propagate for removal. Propagate
5160 into BB destination PHI arguments.
5161 (execute_early_vrp): Remove queued stmts. Dump value ranges
5162 before stmt removal.
5164 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
5166 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
5167 * passes.def: Add two instances of pass_walloca.
5168 * tree-pass.h (make_pass_walloca): New.
5169 * gimple-ssa-warn-alloca.c: New file.
5170 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
5171 -Wvla-larger-than= options.
5173 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
5175 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
5176 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
5178 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
5180 * config/rs6000/altivec.h (vec_xl_len): New macro.
5181 (vec_xst_len): New macro.
5182 (vec_cmpnez): New macro.
5183 (vec_cntlz_lsbb): New macro.
5184 (vec_cnttz_lsbb): New macro.
5185 (vec_xlx): New macro.
5186 (vec_xrx): New macro.
5187 (vec_all_nez): New C++ predicate template.
5188 (vec_any_eqz): New C++ predicate template.
5189 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
5190 conditional compilation.
5191 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
5192 conditional compilation.
5193 (vec_all_nez): New macro.
5194 (vec_any_eqz): New macro.
5195 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
5197 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
5199 * config/rs6000/vector.md (VI): Moved this mode iterator
5200 definition from altivec.md to vector.md.
5201 (UNSPEC_NEZ_P): New value.
5202 (vector_ne_<mode>_p): New expansion for implementation of
5203 vec_all_ne and vec_any_eq built-in functions.
5204 (vector_nez_<mode>_p): New expansion for implementation of
5205 vec_all_nez and vec_any_eqz built-in functions.
5206 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
5207 and vec_any_eq built-in function.
5208 (cr6_test_for_zero): New commentary to explain this expansion.
5209 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
5210 (cr6_test_for_lt): New commentary to explain this expansion.
5211 (cr6_test_for_lt_reverse): New commentary to explain this
5213 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5214 overloaded function prototypes for vec_all_ne, vec_all_nez,
5215 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
5216 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
5218 (altivec_resolve_overloaded_builtin): Modify the handling of
5219 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
5220 the compiler is configured to support TARGET_P9_VECTOR.
5221 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
5222 to explain the special processing that is given to predicate
5223 built-ins introduced using this macro.
5224 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
5225 the special processing given to predicate built-ins introduced
5227 (BU_VSX_P): Likewise.
5228 (BU_P8V_AV_P): Likewise.
5229 (BU_P9V_AV_P): Likewise.
5230 (BU_P9V_AV_X): New macro.
5231 (BU_P9V_64BIT_AV_X): New macro.
5232 (BU_P9V_VSX_3): New macro.
5233 (BU_P9V_OVERLOAD_P): New macro.
5234 (LXVL): New BU_P9V_64BIT_VSX_2.
5235 (VEXTUBLX): New BU_P9V_AV_2.
5236 (VEXTUBRX): Likewise.
5237 (VEXTUHLX): Likewise.
5238 (VEXTUHRX): Likewise.
5239 (VEXTUWLX): Likewise.
5240 (VEXTUWRX): Likewise.
5241 (STXVL): New BU_P9V_64BIT_AV_X.
5242 (VCLZLSBB): New BU_P9V_AV_1.
5243 (VCTZLSBB): Likewise.
5244 (CMPNEB): New BU_P9V_AV_2.
5249 (VCMPNEB_P): New BU_P9V_AV_P.
5250 (VCMPNEH_P): Likewise.
5251 (VCMPNEW_P): Likewise.
5252 (VCMPNED_P): Likewise.
5253 (VCMPNEFP_P): Likewise.
5254 (VCMPNEDP_P): Likewise.
5255 (CMPNEZB): New BU_P9V_AV_2.
5256 (CMPNEZH): Likewise.
5257 (CMPNEZW): Likewise.
5258 (VCMPNEZB_P): New BU_P9V_AV_P.
5259 (VCMPNEZH_P): Likewise.
5260 (VCMPNEZW_P): Likewise.
5261 (LXVL): New BU_P9V_OVERLOAD_2.
5262 (STXVL): New BU_P9V_OVERLOAD_3.
5263 (VEXTULX): New BU_P9V_OVERLOAD_2.
5264 (VEXTURX): Likewise.
5266 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
5267 (VCMPNE_P): Likewise.
5268 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
5269 (VCTZLSBB): Likewise.
5270 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
5271 comment to explain mode used for scratch register.
5272 (altivec_expand_stxvl_builtin): New function.
5273 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
5274 (altivec_init_builtins): Add initialized variable
5275 void_ftype_v16qi_pvoid_long and use this type to define the
5276 built-in function __builtin_altivec_stxvl.
5277 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
5278 (UNSPEC_STXVL): New value.
5279 (UNSPEC_VCLZLSBB): New value.
5280 (UNSPEC_VCTZLSBB): New value.
5281 (UNSPEC_VEXTUBLX): New value.
5282 (UNSPEC_VEXTUHLX): New value.
5283 (UNSPEC_VEXTUWLX): New value.
5284 (UNSPEC_VEXTUBRX): New value.
5285 (UNSPEC_VEXTUHRX): New value.
5286 (UNSPEC_VEXTUWRX): New value.
5287 (UNSPEC_VCMPNEB): New value.
5288 (UNSPEC_VCMPNEZB): New value.
5289 (UNSPEC_VCMPNEH): New value.
5290 (UNSPEC_VCMPNEZH): New value.
5291 (UNSPEC_VCMPNEW): New value.
5292 (UNSPEC_VCMPNEZW): New value.
5293 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5294 vector of integer modes.
5295 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5296 vector of float or double modes.
5297 (*vector_nez_<mode>_p): New insn for vector test all not equal or
5299 (lxvl): New expand for load VSX vector with length.
5300 (*lxvl): New insn for load VSX vector with length.
5301 (stxvl): New expand for store VSX vector with length.
5302 (*stxvl): New insn for store VSX vector with length.
5303 (vcmpneb): New insn for vector of byte compare not equal.
5304 (vcmpnezb): New insn for vector of byte compare not equal or zero.
5305 (vcmpneh): New insn for vector of half word compare not equal.
5306 (vcmpnezh): New insn for vector of half word compare not equal or
5308 (vcmpnew): New insn for vector of word compare not equal.
5309 (vcmpne<VSs>): New insn for vector of float or double compare not
5311 (vcmpnezw): New insn for vector of word compare not equal or zero.
5312 (vclzlsbb): New insn for vector count leading zero
5313 least-significant bits byte.
5314 (vctzlsbb): New insn for vector count trailing zero least
5315 signficant bits byte.
5316 (vextublx): New insn for vector extract unsigned byte left
5318 (vextubrx): New insn for vector extract unsigned byte right
5320 (vextuhlx): New insn for vector extract unsigned half word left
5322 (vextuhrx): New insn for vector extract unsigned half word right
5324 (vextuwlx): New insn for vector extract unsigned word left
5326 (vextuwrx): New insn for vector extract unsigned word right
5328 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
5329 clarify intent of this constant.
5330 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
5331 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
5332 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
5333 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
5334 and vec_xrx functions.
5336 2016-10-18 Andrew Pinski <apinski@cavium.com>
5339 * predict.c (is_exit_with_zero_arg): New function.
5340 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
5343 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
5346 * config/i386/i386.c (legitimize_tls_address)
5347 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
5348 convert dest to Pmode if different than Pmode.
5350 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5352 PR tree-optimization/77916
5353 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
5354 stopgap fix, as pointers with -1 increment are still broken.
5356 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
5358 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
5359 mapping class decoration from here...
5360 (rs6000_xcoff_encode_section): ...to here.
5362 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
5363 if shrink-wrapping and optimizing for speed.
5365 2016-10-18 Richard Biener <rguenther@suse.de>
5367 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5368 not visited but non-executable predecessors. Return taken edge.
5369 Simplify conditions and refactor propagation vs. folding step.
5371 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
5373 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
5374 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
5375 (rs6000_get_separate_components): Assert we do not have those
5376 strategies selected.
5378 2016-10-18 Richard Biener <rguenther@suse.de>
5380 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
5381 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
5383 (substitute_and_fold_dom_walker): Adjust constructor.
5384 (substitute_and_fold_dom_walker::before_dom_children): Remove
5385 do_dce flag and handling (always true).
5386 (substitute_and_fold): Likewise.
5387 * tree-vrp.c (vrp_finalize): Adjust.
5388 (execute_early_vrp): Remove final BB_VISITED clearing.
5389 * tree-ssa-ccp.c (ccp_finalize): Adjust.
5390 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5391 * ira.c (ira): Call clear_bb_flags.
5393 2016-10-18 Richard Biener <rguenther@suse.de>
5395 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
5396 get at the operand to look at with TREE_OPERAND for generic
5399 2016-10-18 David Malcolm <dmalcolm@redhat.com>
5401 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
5403 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
5404 (write_test_expr): Use rtx_reader_ptr for calls to
5406 (write_attr_value): Likewise.
5407 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
5408 call to print_md_ptr_loc.
5409 (write_one_condition): Likewise for calls to print_c_condition.
5410 * genconstants.c: Include "statistics.h" and "vec.h".
5411 (main): Update for conversion to member functions.
5412 * genemit.c (emit_c_code): Use rtx_reader_ptr for
5413 call to print_md_ptr_loc.
5414 * genenums.c: Include "statistics.h" and "vec.h".
5415 (main): Update for conversion of traverse_enum_types to a method.
5416 * genmddeps.c: Include "statistics.h" and "vec.h".
5417 * genoutput.c (process_template): Use rtx_reader_ptr for call to
5419 * genpreds.c (write_predicate_subfunction): Likewise.
5420 (write_predicate_expr): Likewise for calls to print_c_condition.
5421 * genrecog.c (print_test): Likewise.
5422 * gensupport.c (process_rtx): Likewise for calls to
5423 copy_md_ptr_loc and join_c_conditions.
5424 (alter_test_for_insn): Likewise for call to join_c_conditions.
5425 (process_substs_on_one_elem): Likewise.
5426 (gen_mnemonic_setattr): Update for move of string_obstack to a
5427 field of rtx_reader.
5428 (mnemonic_htab_callback): Likewise. Fix formatting.
5429 (gen_mnemonic_attr): Likewise.
5430 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
5431 to print_c_condition.
5432 * read-md.c: Include "statistics.h" and "vec.h".
5433 (string_obstack): Convert this global to field "m_string_obstack"
5434 of class rtx_reader.
5435 (ptr_locs): Likewise, as "m_ptr_locs".
5436 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
5437 (joined_conditions): Likewise, as "m_joined_conditions".
5438 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
5439 (md_constants): Likewise, as "m_md_constants".
5440 (enum_types): Likewise, as "m_enum_types".
5441 (set_md_ptr_loc): Convert to...
5442 (rtx_reader::set_md_ptr_loc): ...member function.
5443 (get_md_ptr_loc): Convert to...
5444 (rtx_reader::get_md_ptr_loc): ...member function.
5445 (copy_md_ptr_loc): Convert to...
5446 (rtx_reader::copy_md_ptr_loc): ...member function.
5447 (fprint_md_ptr_loc): Convert to...
5448 (rtx_reader::fprint_md_ptr_loc): ...member function.
5449 (print_md_ptr_loc): Convert to...
5450 (rtx_reader::print_md_ptr_loc): ...member function.
5451 (join_c_conditions): Convert to...
5452 (rtx_reader::join_c_conditions): ...member function.
5453 (fprint_c_condition): Convert to...
5454 (rtx_reader::fprint_c_condition): ...member function.
5455 (print_c_condition): Convert to...
5456 (rtx_reader::print_c_condition): ...member function.
5457 (read_name): Convert to...
5458 (rtx_reader::read_name): ...member function.
5459 (read_escape): Convert to...
5460 (rtx_reader::read_escape): ...member function.
5461 (read_quoted_string): Convert to...
5462 (rtx_reader::read_quoted_string): ...member function.
5463 (read_braced_string): Convert to...
5464 (rtx_reader::read_braced_string): ...member function.
5465 (read_string): Convert to...
5466 (rtx_reader::read_string): ...member function.
5467 (read_skip_construct): Convert to...
5468 (rtx_reader::read_skip_construct): ...member function.
5469 (handle_constants): Convert to...
5470 (rtx_reader::handle_constants): ...member function.
5471 (traverse_md_constants): Convert to...
5472 (rtx_reader::traverse_md_constants): ...member function.
5473 (handle_enum): Convert to...
5474 (rtx_reader::handle_enum): ...member function.
5475 (lookup_enum_type): Convert to...
5476 (rtx_reader::lookup_enum_type): ...member function.
5477 (traverse_enum_types): Convert to...
5478 (rtx_reader::traverse_enum_types): ...member function.
5479 (rtx_reader::rtx_reader): Move initializations
5480 of various former global data from rtx_reader::read_md_files to
5481 here, as fields, along with the call to unlock_std_streams.
5482 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
5484 (rtx_reader::read_md_files): Move initializations of various
5485 global data from here to the ctor.
5486 * read-md.h (read_name): Convert to...
5487 (rtx_reader::read_name): ...member function.
5488 (rtx_reader::read_escape): New method decl.
5489 (read_quoted_string): Convert to...
5490 (rtx_reader::read_quoted_string): ...member function.
5491 (rtx_reader::read_braced_string): New method decl.
5492 (read_string): Convert to...
5493 (rtx_reader::read_string): ...member function.
5494 (rtx_reader::read_skip_construct): New method decl.
5495 (rtx_reader::set_md_ptr_loc): New method decl.
5496 (rtx_reader::get_md_ptr_loc): New method decl.
5497 (copy_md_ptr_loc): Convert to...
5498 (rtx_reader::copy_md_ptr_loc): ...member function.
5499 (fprint_md_ptr_loc): Convert to...
5500 (rtx_reader::fprint_md_ptr_loc): ...member function.
5501 (print_md_ptr_loc): Convert to...
5502 (rtx_reader::print_md_ptr_loc): ...member function.
5503 (rtx_reader::lookup_enum_type): New method decl.
5504 (rtx_reader::traverse_enum_types): New method decl.
5505 (rtx_reader::handle_constants): New method decl.
5506 (traverse_md_constants): Convert to...
5507 (rtx_reader::traverse_md_constants): ...member function.
5508 (rtx_reader::handle_enum): New method decl.
5509 (rtx_reader::join_c_conditions): New method decl.
5510 (fprint_c_condition): Convert to...
5511 (rtx_reader::fprint_c_condition): ...member function.
5512 (print_c_condition): Convert to...
5513 (rtx_reader::print_c_condition): ...member function.
5514 (rtx_reader::apply_iterator_to_string): New method decl.
5515 (rtx_reader::copy_rtx_for_iterators): New method decl.
5516 (rtx_reader::read_conditions): New method decl.
5517 (rtx_reader::record_potential_iterator_use): New method decl.
5518 (rtx_reader::read_mapping): New method decl.
5519 (rtx_reader::read_rtx): New method decl.
5520 (rtx_reader::read_rtx_code): New method decl.
5521 (rtx_reader::read_rtx_operand): New method decl.
5522 (rtx_reader::read_nested_rtx): New method decl.
5523 (rtx_reader::read_rtx_variadic): New method decl.
5524 (rtx_reader::get_string_obstack): New method.
5525 (rtx_reader::get_md_constants): New method.
5526 (string_obstack): Convert global variable decl to...
5527 (rtx_reader::m_string_obstack): ...this new field.
5528 (rtx_reader::m_ptr_locs): New field.
5529 (rtx_reader::m_ptr_loc_obstack): New field.
5530 (rtx_reader::m_joined_conditions): New field.
5531 (rtx_reader::m_joined_conditions_obstack): New field.
5532 (rtx_reader::m_md_constants): New field.
5533 (rtx_reader::m_enum_types): New field.
5534 * read-rtl.c (apply_iterator_to_string): Convert to...
5535 (rtx_reader::apply_iterator_to_string): ...member function.
5536 (copy_rtx_for_iterators): Convert to...
5537 (rtx_reader::copy_rtx_for_iterators): ...member function.
5538 (add_condition_to_string): Use rtx_reader_ptr for
5539 calls join_c_conditions.
5540 (apply_iterators): Use rtx_reader_ptr for calls to
5541 join_c_conditions and copy_rtx_for_iterators.
5542 (read_conditions): Convert to...
5543 (rtx_reader::read_conditions): ...member function.
5544 (record_potential_iterator_use): Convert to...
5545 (rtx_reader::record_potential_iterator_use): ...member function.
5546 (read_mapping): Convert to...
5547 (rtx_reader::read_mapping): ...member function.
5548 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
5549 (read_rtx): Convert to...
5550 (rtx_reader::read_rtx): ...member function.
5551 (read_rtx_code): Convert to...
5552 (rtx_reader::read_rtx_code): ...member function.
5553 (read_rtx_operand): Convert to...
5554 (rtx_reader::read_rtx_operand): ...member function. Update for move
5555 of string_obstack to a field.
5556 (read_nested_rtx): Convert to..
5557 (rtx_reader::read_nested_rtx): ...member function.
5558 (read_rtx_variadic): Convert to..
5559 (rtx_reader::read_rtx_variadic): ...member function.
5561 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5563 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
5565 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5567 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
5568 for pointer type too.
5569 (ipcp_update_vr): set_ptr_nonnull for pointer.
5571 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5573 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
5574 pt_solution_singleton_p.
5575 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
5576 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
5577 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
5578 pointer nonnull computed by VRP.
5579 Also Conservatively set pt.null to 1.
5580 (pt_solution_reset): Conservatively set pt.null to 1.
5581 (pt_solution_singleton_or_null_p): Renamed from
5582 pt_solution_singleton_p.
5583 * tree-ssanames.h (set_ptr_nonnull): Declare.
5584 (get_ptr_nonnull): Likewise.
5585 * tree-ssanames.c (set_ptr_nonnull): New.
5586 (get_ptr_nonnull): Likewise.
5587 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
5588 (evrp_dom_walker::before_dom_children): Likewise.
5590 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
5592 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5593 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5594 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5595 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5596 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
5597 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5598 (rs6000_option_override_internal): Clear it if ABI_AIX.
5599 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5600 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
5602 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5604 * gimple-ssa-strength-reduction.c (record_increment): Remove
5607 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
5609 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
5610 that the result is non-zero if it is true.
5611 (maybe_expand_shift): New wrapper around expand_shift_1.
5612 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
5614 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5616 PR tree-optimization/77916
5617 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
5618 Don't allow a MINUS_EXPR for pointer arithmetic for either known
5620 (record_increment): Increments of -1 for unknown strides just use
5621 a multiply initializer like other negative values.
5622 (analyze_increments): Remove stopgap solution for -1 increment
5623 applied to pointer arithmetic.
5625 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
5627 * dominance.c (dom_info::dom_info): Add new constructor for region
5628 which is vector of basic blocks.
5629 (dom_init): New method to initialize members common for both
5631 (dom_info::dom_info): Invoke dom_init for partial initialization.
5632 (dom_info::get_idom): Add check to corner cases on basic blocks which
5634 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
5635 to detect unreachable bbs.
5636 (dom_info::calc_idoms): Likewise.
5637 (compute_dom_fast_query_in_region): New function.
5638 (calculate_dominance_info_for_region): Likewise.
5639 (free_dominance_info_for_region): Likewise.
5640 * dominance.h: Add prototypes for introduced region-based functions
5641 * tree-if-conv.c (build_region): New function.
5642 (if_convertible_loop_p_1): Invoke local version of post-dominators
5643 calculation before basic block predication with subsequent freeing
5644 post-dominator info.
5645 (tree_if_conversion): Remove free of post-dominator info
5646 (pass_if_conversion::execute): Delete detection of infinite loops
5647 and fake edges to exit block since post-dominator calculation is
5648 performed per if-converted loop only.
5650 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
5653 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
5654 register explicitly.
5655 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
5656 optimizing for size.
5658 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5660 * config/aarch64/aarch64.c: Delete inclusion of
5661 cortex-a57-fma-steering.h.
5662 (aarch64_override_options): Delete call
5663 to aarch64_register_fma_steering.
5664 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
5665 * config/aarch64/cortex-a57-fma-steering.h: Delete.
5666 * config/aarch64/aarch64-passes.def: New file.
5667 * config/aarch64/cortex-a57-fma-steering.c
5668 (aarch64_register_fma_steering): Delete definition.
5669 (make_pass_fma_steering): Remove static qualifier.
5670 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
5671 (cortex-a57-fma-steering.o): Remove dependency on
5672 cortex-a57-fma-steering.h.
5674 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
5676 * explow.c (validize_mem): Do not modify the argument in-place.
5678 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
5680 * tree-streamer.c (record_common_node): Explicitly list expected
5683 2016-10-17 Richard Biener <rguenther@suse.de>
5685 PR tree-optimization/77988
5686 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
5688 2016-10-17 Marek Polacek <polacek@redhat.com>
5690 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
5692 2016-10-17 Richard Biener <rguenther@suse.de>
5694 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
5697 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5699 PR tree-optimization/71636
5700 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
5702 2016-10-17 Richard Biener <rguenther@suse.de>
5704 * gimplify.c (gimplify_function_tree): Do not move the outer
5707 2016-10-17 Jakub Jelinek <jakub@redhat.com>
5709 * langhooks.h (struct lang_hooks_for_decls): Remove
5710 function_decl_explicit_p, function_decl_deleted_p and
5711 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
5712 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
5713 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
5714 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
5715 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
5716 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
5717 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
5718 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
5719 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
5720 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
5721 * langhooks.c (lhd_decl_dwarf_attribute): New function.
5722 * dwarf2out.c (gen_subprogram_die): Use
5723 lang_hooks.decls.decl_dwarf_attribute instead of
5724 lang_hooks.decls.function_decl_*.
5726 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
5730 * common.opt (-ftrampolines): New option.
5731 * doc/invoke.texi (Code Gen Options): Document it.
5732 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5733 * doc/tm.texi: Regenerate.
5734 * builtins.def: Add init_descriptor and adjust_descriptor.
5735 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
5736 on platforms with descriptors.
5737 (expand_builtin_init_descriptor): New function.
5738 (expand_builtin_adjust_descriptor): Likewise.
5739 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
5740 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
5741 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
5742 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
5743 Set STATIC_CHAIN_REG_P on the static chain register, if any.
5744 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
5745 (expand_call): Likewise. Move around call to prepare_call_address
5746 and pass all flags to it.
5747 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
5748 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
5749 (gimple_call_set_by_descriptor): New setter.
5750 (gimple_call_by_descriptor_p): New getter.
5751 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
5752 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
5753 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
5754 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5755 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
5756 * rtl.h (STATIC_CHAIN_REG_P): New macro.
5757 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
5758 * target.def (custom_function_descriptors): New POD hook.
5759 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
5760 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
5761 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
5762 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
5763 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
5764 (build_common_builtin_nodes): Initialize init_descriptor and
5766 * tree-nested.c: Include target.h.
5767 (struct nesting_info): Add 'any_descr_created' field.
5768 (get_descriptor_type): New function.
5769 (lookup_element_for_decl): New function extracted from...
5770 (create_field_for_decl): Likewise.
5771 (lookup_tramp_for_decl): ...here. Adjust.
5772 (lookup_descr_for_decl): New function.
5773 (convert_tramp_reference_op): Deal with descriptors.
5774 (build_init_call_stmt): New function extracted from...
5775 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
5776 * defaults.h (FUNCTION_ALIGNMENT): Define.
5777 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
5778 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5779 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
5780 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
5781 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
5783 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
5785 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
5786 constants in CONST_VECTORs.
5788 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
5790 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
5791 register as destination of bmask.
5792 (vector_init_bshuffle): Likewise.
5793 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
5794 (bmaskdi_vis): Enable only in 64-bit mode.
5796 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
5798 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
5799 make LR a separately shrink-wrapped component unless savres_strategy
5800 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
5801 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
5802 wrapping when not both {SAVE,REST}_INLINE_GPRS.
5804 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
5806 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
5807 and keep looping on failure.
5809 2016-10-14 David Malcolm <dmalcolm@redhat.com>
5811 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
5813 (print_rtx_function): Update example in comment for...
5814 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
5815 non-virtual pseudos with a '%' sigil followed by the regno, offset
5816 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
5817 pseudo is dumped as "%0".
5819 2016-10-14 Jakub Jelinek <jakub@redhat.com>
5822 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
5825 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
5827 * config/sparc/sparc-passes.def: New file.
5828 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
5829 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
5830 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
5832 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
5834 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
5835 loop peel to loops with exit test at the beginning.
5837 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
5839 PR rtl-optimization/68212
5840 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
5841 frequency when computing scale factor for peeled copies.
5842 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
5843 values for switch/peel blocks/edges.
5845 2016-10-14 Pedro Alves <palves@redhat.com>
5847 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
5849 2016-10-14 Catherine Moore <clm@codesourcery.com>
5851 * config/mips/mips.c (mips_prepare_pch_save): Initialize
5852 micromips_globals to zero.
5854 2016-10-14 Richard Biener <rguenther@suse.de>
5856 PR tree-optimization/77979
5857 * tree-vrp.c (compare_name_with_value): Handle released SSA names
5858 in the equivalency sets.
5859 (compare_names): Likewise.
5861 2016-10-14 Martin Liska <mliska@suse.cz>
5863 * builtins.h(target_char_cst_p): Declare the function.
5864 * builtins.c (fold_builtin_memchr): Remove.
5865 (target_char_cst_p): Move the function from gimple-fold.c.
5866 (fold_builtin_3): Do not call the function.
5867 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
5868 (gimple_fold_builtin): Call the function.
5869 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
5871 2016-10-14 Martin Liska <mliska@suse.cz>
5873 * builtins.c (fold_builtin_strcmp): Remove function.
5874 (fold_builtin_strncmp): Likewise.
5875 (fold_builtin_2): Remove call of the function.
5876 (fold_builtin_3): Likewise.
5877 * fold-const-call.c (fold_const_call): Add constant folding
5878 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
5879 * fold-const-call.h (build_cmp_result): Declare the function.
5880 * gimple-fold.c (gimple_load_first_char): New function.
5881 (gimple_fold_builtin_string_compare): Likewise.
5882 (gimple_fold_builtin): Call the function.
5884 2016-10-14 Nathan Sidwell <nathan@acm.org>
5886 * gcov-io.c (gcov_open): Deconstify 'mode'.
5888 2016-10-14 Martin Liska <mliska@suse.cz>
5890 * fold-const.c (c_getstr): Support of properly \0-terminated
5891 string constants. New argument is added.
5892 * fold-const.h: New argument is added.
5894 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5896 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
5898 (aarch64_print_hint_for_core): Likewise.
5899 (aarch64_print_hint_for_arch): Likewise.
5900 (aarch64_validate_march): Use it. Fix indentation in type signature.
5901 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
5902 (aarch64_validate_mtune): Likewise.
5903 (aarch64_handle_attr_arch): Likewise.
5904 (aarch64_handle_attr_cpu): Likewise.
5905 (aarch64_handle_attr_tune): Likewise.
5907 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5909 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
5912 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
5914 * config/m68k/m68k.c (m68k_option_override): Check
5915 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
5916 instead of stack_limit_rtx.
5918 2016-10-13 Jakub Jelinek <jakub@redhat.com>
5920 * dwarf2out.c (gen_member_die): Handle inline static data member
5923 2016-10-13 Nathan Sidwell <nathan@acm.org>
5925 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
5926 gcov_var.mode. Remove unnecessary fstat.
5928 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
5931 * function.c (thread_prologue_and_epilogue_insns): Call all
5932 make_*logue_seq in the same order as traditional. Call them
5933 all a second time if shrink_wrapped_separate.
5935 2016-10-13 Marek Polacek <polacek@redhat.com>
5937 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
5938 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
5941 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5943 PR tree-optimization/77937
5944 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
5945 to infinite when we have a pointer with an increment of -1.
5947 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
5949 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
5951 * memmodel.h: This file.
5952 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
5953 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
5954 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
5955 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
5956 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
5957 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
5958 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
5959 compare-elim.c, config/aarch64/aarch64-builtins.c,
5960 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
5961 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
5962 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
5963 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
5964 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
5965 config/darwin.c, config/epiphany/epiphany.c,
5966 config/epiphany/mode-switch-use.c,
5967 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
5968 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
5969 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
5970 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
5971 config/m68k/m68k.c, config/mcore/mcore.c,
5972 config/microblaze/microblaze.c, config/mmix/mmix.c,
5973 config/mn10300/mn10300.c, config/moxie/moxie.c,
5974 config/msp430/msp430.c, config/nds32/nds32-cost.c,
5975 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
5976 config/nds32/nds32-memory-manipulation.c,
5977 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
5978 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
5979 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
5980 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
5981 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
5982 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
5983 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
5984 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
5985 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
5986 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
5987 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
5988 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
5989 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
5990 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
5991 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
5992 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
5993 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
5994 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
5995 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
5996 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
5997 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
5998 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
5999 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
6000 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
6001 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
6002 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
6003 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
6004 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
6005 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
6006 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
6007 var-tracking.c, varasm.c: Include memmodel.h.
6008 * genattrtab.c (write_header): Include memmodel.h in generated file.
6009 * genautomata.c (main): Likewise.
6010 * gengtype.c (open_base_files): Likewise.
6011 * genopinit.c (main): Likewise.
6012 * genconditions.c (write_header): Include memmodel.h earlier in
6014 * genemit.c (main): Likewise.
6015 * genoutput.c (output_prologue): Likewise.
6016 * genpeep.c (main): Likewise.
6017 * genpreds.c (write_insn_preds_c): Likewise.
6018 * genrecog.c (write_header): Likewise.
6019 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
6021 2016-10-13 David Malcolm <dmalcolm@redhat.com>
6023 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
6024 for new "compact" param of print_rtx_function. Check for "cinsn"
6026 * print-rtl-function.c (flag_compact): New decl.
6027 (print_rtx_function): Add param "compact" and use it to set
6028 flag_compact, adding a description of the effect to the leading
6029 comment, and updating the example output.
6030 * print-rtl.c (flag_compact): New variable.
6031 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
6033 (print_rtx_operand_code_i): When printing source locations, wrap
6034 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
6035 (print_rtx_operand_code_r): Don't print regnos for hard regs and
6036 virtuals in compact mode.
6037 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
6038 apart from in LABEL_REFs.
6039 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
6040 Don't print basic block ids in compact mode.
6041 (print_rtx): In compact mode, prefix the code of insns with "c",
6042 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
6043 * print-rtl.h (print_rtx_function): Add "compact" param.
6045 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6047 * arm.h (TARGET_VFP): Delete.
6048 (TARGET_VFPD32): Remove references to TARGET_VFP.
6049 (TARGET_VFP3, TARGET_VFP5): Likewise.
6050 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
6051 (TARGET_NEON_FP16): Likewise.
6052 (TARGET_FMA): Likewise.
6053 (TARGET_CRYPTO): Likewise.
6054 (TARGET_NEON): Likewise.
6055 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6056 (FUNCTION_ARG_REGNO_P): Likewise.
6057 * arm.c (arm_option_check_internal): Likewise.
6058 (arm_option_override): Likewise.
6059 (use_return_insn): Likewise.
6060 (arm_function_value_regno_p): Likewise.
6061 (arm_apply_result_size): Likewise.
6062 (use_vfp_abi): Likewise.
6063 (arm_legitimate_address_outer_p): Likewise.
6064 (thumb2_legitimate_address_p): Likewise.
6065 (arm_legitimate_index_p): Likewise.
6066 (thumb2_legitimate_index_p): Likewise.
6067 (arm_legitimate_address): Likewise.
6068 (arm_get_vfp_saved_size): Likewise.
6069 (arm_emit_vfp_multi_reg_pop): Likewise.
6070 (arm_get_frame_offsets): Likewise.
6071 (arm_save_coproc_regs): Likewise.
6072 (arm_hard_regno_mode_ok): Likewise.
6073 (arm_expand_epilogue_apcs_frame): Likewise.
6074 (arm_expand_epilogue): Likewise.
6075 (arm_file_start): Likewise.
6076 (arm_conditional_register_usage): Likewise.
6077 (arm_validize_comparison): Use vfp_compare_operand directly.
6078 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
6079 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
6081 (arm_atomic_assign_expand_fenv): Likewise.
6082 * arm.md (divsf3): Likewise.
6083 (arm_negsi2): Likewise.
6085 (arm_movdi): Likewise.
6086 (arm_movt): Likewise.
6087 (cbranchsf4): Change predicate to vfp_compare_operand.
6088 (cbranchdf4): Change predicate to vfp_compare_operand.
6089 (cstorehf4): Change predicate to vfp_compare_operand.
6090 (cstoresf4): Change predicate to vfp_compare_operand.
6091 (cstoredf4): Change predicate to vfp_compare_operand.
6092 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
6093 (movhi_insn_arch4, movhi_bytes): Likewise.
6094 * constraints.md (Dt): Likewise.
6096 * iterators.md (SDF): Likewise.
6097 * predicates.md (arm_float_compare_operand): Delete.
6098 (const_double_vcvt_power_of_two_reciprocal): Remove references to
6100 (const_double_vcvt_power_of_two): Likewise.
6101 * thumb2.md thumb2_movsi_insn): Likewise.
6102 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
6103 (movhf_vfp): Likewise.
6104 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
6105 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6106 (movsf_vfp, thumb2_movsf_vfp): Likewise.
6107 (movdf_vfp, thumb2_movdf_vfp): Likewise.
6108 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
6109 (subsf3_vfp, divsf3_vfp): Likewise.
6110 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
6111 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
6112 (mulsf3negsfsubsf_vfp): Likewise.
6113 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
6114 (floatunssisf2, sqrtsf2_vfp): Likewise.
6115 (movcc_vfp): Likewise.
6116 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
6117 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
6118 (push_multi_vfp): Likewise.
6119 (set_fpscr, get_fpscr): Likewise.
6120 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
6122 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6124 * arm.h (TARGET_VFP): Unconditionally define to 1.
6125 (arm_fpu_desc): Remove 'model' field.
6126 (TARGET_FPU_MODEL): Delete.
6127 * arm.c (all_fpus): Don't initialize the model field.
6128 (arm_can_inline_p): Don't check the FPU model.
6129 * arm-fpus.def: Remove redundant model field from all FPU
6132 2016-10-13 Richard Biener <rguenther@suse.de>
6135 * genmatch.c (struct capture): Add value_match member.
6136 (commutate): Preserve value_match.
6137 (lower_opt_convert): Likewise.
6138 (lower_cond): Likewise.
6139 (replace_id): Likewise.
6140 (struct dt_operand): Add value_match member.
6141 (decision_tree::cmp_node): Compare it.
6142 (decision_tree::insert_operand): Honor it when finding and
6143 when appending a DT_MATCH.
6144 (dt_operand::gen_match_op): Generate a type check after
6145 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
6146 (parser::get_internal_capture_id): New helper.
6147 (parser::finish_match_operand): New function lowering @@<id>.
6148 (parser::parse_capture): Parse @@<id> as value-match.
6149 (parser::parse_expr): Use get_internal_capture_id.
6150 (parser::parse_simplify): Call finish_match_operand.
6151 (walk_captures): New helper.
6152 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
6154 ((X /[ex] A) * A -> X): Likewise.
6155 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
6156 convert[12] and value-matching.
6157 ((A | B) & (A | C) -> A | (B & C)): Likewise.
6158 ((X | Y) | Y -> X | Y): Likewise.
6159 ((X ^ Y) ^ Y -> X): Likewise.
6160 (A - (A & B) -> ~B & A): Likewise.
6161 ((T)(P + A) - (T)P -> (T) A): Likewise.
6162 ((T)P - (T)(P + A) -> -(T) A): Likewise.
6163 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
6164 * doc/match-and-simplify.texi: Amend capture section.
6166 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6168 * config/arc/arc.md (umul_600): Remove predicated variant.
6169 (umul64_600): Likewise.
6171 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6173 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
6175 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6177 * tree-vect-loop.c (loop_niters_no_overflow): New func.
6178 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
6179 no-overflow information to vect_do_peeling_for_loop_bound and
6180 vect_gen_vector_loop_niters.
6182 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6184 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
6187 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6189 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
6190 adjust_vec automatically.
6191 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
6192 param exit_bb to guard_to.
6193 (slpeel_checking_verify_cfg_after_peeling):
6194 (set_prologue_iterations):
6195 (create_lcssa_for_virtual_phi): New func which is factored out from
6196 slpeel_tree_peel_loop_to_edge.
6197 (slpeel_tree_peel_loop_to_edge):
6198 (iv_phi_p): New func.
6199 (vect_can_advance_ivs_p): Call iv_phi_p.
6200 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
6201 new gimple stmts in basic block.
6202 (vect_gen_niters_for_prolog_loop): Rename to...
6203 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
6204 adjust implementation.
6205 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
6206 sizetype if necessary.
6207 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
6208 it to external function.
6209 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
6210 (vect_gen_vector_loop_niters_mult_vf): New.
6211 (slpeel_update_phi_nodes_for_loops): New.
6212 (slpeel_update_phi_nodes_for_guard1): Reimplement.
6213 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
6214 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
6215 * tree-vect-loop.c (vect_build_loop_niters): Move to file
6216 tree-vect-loop-manip.c
6217 (vect_generate_tmps_on_preheader): Delete.
6218 (vect_transform_loop): Rename vectorization_factor to vf. Call
6219 vect_do_peeling instead of vect_do_peeling-* functions.
6220 * tree-vectorizer.h (vect_do_peeling): New decl.
6221 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
6222 (vect_do_peeling_for_loop_bound): Delete.
6223 (vect_do_peeling_for_alignment): Delete.
6225 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6227 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
6228 duplicated loop after its preheader and after the original loop.
6230 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6232 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
6233 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
6235 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6237 * tree-vect-loop.c (vectorizable_live_operation): Support handling
6238 for live variable outside loop but not in lcssa form.
6240 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6242 * cfg.c (reset_original_copy_tables): New func.
6243 * cfg.h (reset_original_copy_tables): New decl.
6245 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6248 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
6250 * varasm.c (default_binds_local_p_3): Formatting fix.
6252 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6254 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
6256 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
6257 Remove useless code.
6259 2016-10-13 Martin Liska <mliska@suse.cz>
6261 PR tree-optimization/77943
6262 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
6263 a different EH landing pads.
6265 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6268 * hooks.h (hook_tree_void_null): Declare.
6269 * hooks.c (hook_tree_void_null): New function.
6270 * langhooks.c (lhd_return_null_tree_v): Remove.
6271 * langhooks-def.h (lhd_return_null_tree_v): Remove.
6272 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
6273 set y to const0_rtx.
6274 * function.c (stack_protect_epilogue): Likewise.
6275 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
6276 if TARGET_THREAD_SSP_OFFSET is defined.
6277 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6278 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6279 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6280 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6281 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6282 (ix86_stack_protect_guard): New function.
6284 2016-10-13 Richard Biener <rguenther@suse.de>
6286 * dwarf2out.c (tree_add_const_value_attribute): Do not try
6287 rtl_for_decl_init during early phase.
6288 (gen_variable_die): Do not create locations during early phase.
6289 (gen_label_die): Likewise.
6290 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
6293 2016-10-12 Richard Biener <rguenther@suse.de>
6295 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
6296 try_add_new_range and made to eturn new range.
6297 (evrp_dom_walker::before_dom_children): Push op1 value range before
6298 pushing op0 value range.
6300 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6302 PR tree-optimization/77937
6303 * gimple-ssa-strength-reduction.c (analyze_increments): Use
6304 POINTER_TYPE_P on the candidate type to determine whether
6305 candidates in this chain require pointer arithmetic.
6307 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
6309 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
6310 correction if the type is smaller than a word.
6311 (visium_select_cc_mode): Add ... fall through ... comment.
6313 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6315 * config/rs6000/rs6000.c (machine_function): Add new fields
6316 gpr_is_wrapped_separately and lr_is_wrapped_separately.
6317 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
6318 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
6319 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
6320 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
6321 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
6322 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
6323 (rs6000_get_separate_components): New function.
6324 (rs6000_components_for_bb): New function.
6325 (rs6000_disqualify_components): New function.
6326 (rs6000_emit_prologue_components): New function.
6327 (rs6000_emit_epilogue_components): New function.
6328 (rs6000_set_handled_components): New function.
6329 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
6330 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
6331 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
6332 (rs6000_emit_epilogue): Don't emit GPR restores if
6333 gpr_is_wrapped_separately for that register. Don't make a
6334 REG_CFA_RESTORE note for registers we did not restore, either.
6336 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6338 * function.c (thread_prologue_and_epilogue_insns): Call
6339 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
6340 if it has possibly changed. Compute the split_prologue_seq and
6341 epilogue_seq later, too.
6342 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
6343 (dump_components): New function.
6344 (struct sw): New struct.
6346 (init_separate_shrink_wrap): New function.
6347 (fini_separate_shrink_wrap): New function.
6348 (place_prologue_for_one_component): New function.
6349 (spread_components): New function.
6350 (disqualify_problematic_components): New function.
6351 (emit_common_heads_for_components): New function.
6352 (emit_common_tails_for_components): New function.
6353 (insert_prologue_epilogue_for_components): New function.
6354 (try_shrink_wrapping_separate): New function.
6355 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
6357 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6359 * regrename.c (build_def_use): Invalidate chains that have a
6360 REG_CFA_RESTORE on some instruction.
6362 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6364 * dce.c (delete_unmarked_insns): Don't delete instructions with
6365 a REG_CFA_RESTORE note.
6367 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6369 * common.opt (-fshrink-wrap-separate): New flag.
6370 * doc/invoke.texi: Document it.
6371 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
6372 * doc/tm.texi: Regenerate.
6373 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
6374 * target.def (shrink_wrap): New hook vector.
6375 (get_separate_components, components_for_bb, disqualify_components,
6376 emit_prologue_components, emit_epilogue_components,
6377 set_handled_components): New hooks.
6379 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6381 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
6382 vector return by reference only if -Wpsabi.
6383 (rs6000_pass_by_reference): Similarly, for argument passing.
6385 2016-10-12 David Malcolm <dmalcolm@redhat.com>
6387 * function-tests.c: Include "print-rtl.h".
6388 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
6389 function, and verify what is dumped.
6390 * print-rtl-function.c (print_edge): New function.
6391 (begin_any_block): New function.
6392 (end_any_block): New function.
6393 (can_have_basic_block_p): New function.
6394 (print_rtx_function): Track the basic blocks of insns in the
6395 chain, wrapping those that are within blocks within "(block)"
6396 directives. Remove the "(cfg)" directive.
6398 2016-10-12 David Malcolm <dmalcolm@redhat.com>
6400 * selftest.c (selftest::read_file): New function.
6401 (selftest::test_read_file): New function.
6402 (selftest::selftest_c_tests): Call test_read_file.
6403 * selftest.h (selftest::read_file): New decl.
6405 2016-10-12 Richard Biener <rguenther@suse.de>
6408 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
6411 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
6413 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
6415 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
6416 dwarf2out_assembly_start.
6418 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
6420 * Makefile.in (SELFTEST_FLAGS): New variable.
6421 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
6423 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
6426 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
6428 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
6429 dumped in RTL dumps.
6431 2016-10-12 Martin Liska <mliska@suse.cz>
6433 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
6434 (gimple_fold_builtin_memory_op): Use the function.
6435 (gimple_fold_builtin_strchr): Likewise.
6436 (gimple_fold_builtin_strcat): Likewise.
6437 (gimple_build): Likewise.
6439 2016-10-12 Nathan Sidwell <nathan@acm.org>
6441 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
6443 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
6445 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
6446 equivalent 32-bit constant (modulo 2**32) when that yields
6447 smaller instructions.
6448 (size_of_int_loc_descriptor): Update accordingly.
6450 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
6452 * dwarf2out.c (dwarf2out_early_global_decl): For nested
6453 functions, call dwarf2out_decl on the parent function first.
6455 2016-10-12 Richard Biener <rguenther@suse.de>
6457 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
6460 2016-10-12 Richard Biener <rguenther@suse.de>
6462 * tree-ssa-propagate.c
6463 (substitute_and_fold_dom_walker::before_dom_children): Do not
6464 ignore ASSERT_EXPRs but only preserve them.
6465 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
6466 that have been propagated into.
6467 (vrp_finalize): Enable DCE for substitute_and_fold.
6469 2016-10-12 Richard Biener <rguenther@suse.de>
6471 PR tree-optimization/77920
6472 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
6473 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
6474 (simplify_abs_using_ranges): Likewise.
6475 (simplify_conversion_using_ranges): Likewise.
6476 (simplify_stmt_using_ranges): Adjust.
6478 2016-10-12 Jakub Jelinek <jakub@redhat.com>
6480 PR tree-optimization/77929
6481 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
6482 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
6484 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6487 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
6488 needs a base register for arg 1.
6490 2016-10-12 Jakub Jelinek <jakub@redhat.com>
6492 * common.opt (Wimplicit-fallthrough) Turn into alias to
6493 -Wimplicit-fallthrough=3. Remove EnabledBy.
6494 (Wimplicit-fallthrough=): New option.
6495 * gimplify.c (warn_implicit_fallthrough_r): Use
6496 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
6497 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
6498 to -Wimplicit-fallthrough=3.
6499 (-Wimplicit-fallthrough=): Document.
6501 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6503 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
6504 and GEU in DImode if TARGET_SUBXC.
6505 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
6506 (seqdi<W:mode>_zero_subxc): Delete.
6507 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
6508 (neg_seqdi<W:mode>_zero_vis3): Delete.
6509 (plus_seqdi<W:mode>_zero): Likewise.
6510 (minus_seqdi<W:mode>_zero): Likewise.
6511 (plus_plus_sltu<W:mode>): Accept only register.
6512 (addx<W:mode>): Likewise.
6513 (plus_sltu<W:mode>_vis3): Likewise.
6514 (plus_plus_sltu<W:mode>_vis3): Likewise.
6515 (neg_sgeu<W:mode>_vis3): Delete.
6516 (minus_sgeu<W:mode>_vis3): Likewise.
6517 (addxc<W:mode>): Accept only registers.
6518 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
6519 (minus_neg_sltu<W:mode>_subxc): Accept only register.
6520 (neg_plus_sltu<W:mode>_subxc): Likewise.
6521 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
6522 (minus_minus_sltu<W:mode>_subxc): Accept only register.
6523 (sgeu<W:mode>_insn_subxc): Delete.
6524 (plus_sgeu<W:mode>_subxc): Likewise.
6525 (subxc<W:mode>): Accept only register.
6526 (scc splitter): Split always GEU again.
6528 2016-10-11 Jeff Law <law@redhat.com>
6530 PR tree-optimization/77424
6531 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
6532 dead conditionals. Assert that all e->aux fields are NULL.
6534 2016-10-11 David Malcolm <dmalcolm@redhat.com>
6536 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
6537 operand-printing "switch" statement into...
6538 (print_rtx_operand_code_0): ...this new function, ...
6539 (print_rtx_operand_code_e): ...this new function, ...
6540 (print_rtx_operand_codes_E_and_V): ...this new function, ...
6541 (print_rtx_operand_code_i): ...this new function, ...
6542 (print_rtx_operand_code_r): ...this new function, ...
6543 (print_rtx_operand_code_u): ...this new function, ...
6544 (print_rtx_operand): ...and this new function.
6546 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
6548 * config/alpha/alpha-passes.def: New file.
6549 * config/alpha/t-alpha: New file.
6550 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
6551 (make_pass_handle_trap_shadows): New prototype.
6552 (make_pass_align_insns): Ditto.
6553 * config/alpha/alpha.c (alpha_option_override): Don't register
6555 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
6557 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6560 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
6561 distinct __ibm128 IBM extended double type if long doubles are
6562 128-bits and the default format for long double is IEEE 128-bit.
6564 2016-10-11 Richard Biener <rguenther@suse.de>
6566 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
6567 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
6568 (verify_die): New function.
6569 (dwarf2out_finish): Call it.
6570 (output_line_info): Handle case of -gsplit-dwarf without
6571 DWARF2_ASM_LINE_DEBUG_INFO.
6573 2016-10-11 Richard Biener <rguenther@suse.de>
6576 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
6577 sub-chains of BLOCK_VARS and gimple_bind_vars.
6579 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6581 * config/i386/znver1.md : Fix imov/imovx load type reservations.
6583 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6585 * config/sparc/sparc.opt (msubxc): New option.
6586 * doc/invoke.texi (SPARC options): Document it and tidy up.
6587 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
6588 * doc/tm.texi: Regenerate.
6589 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
6591 (CCX_NOOV): Rename into...
6595 * config/sparc/predicates.m (fcc_register_operand): Simplify.
6596 (fcc0_register_operand): Likewise.
6597 (icc_register_operand): New.
6598 (icc_or_fcc_register_operand): Simplify.
6599 (nz_comparison_operator): New.
6600 (c_comparison_operator): Likewise.
6601 (noov_compare_operator): Rename into...
6602 (icc_comparison_operator): ...this. Use above predicates.
6603 (noov_compare64_operator): Rename into...
6604 (v9_comparison_operator): ...this and tidy up.
6605 (fcc_comparison_operator): New.
6606 (icc_or_fcc_comparison_operator): Likewise.
6607 (v9_register_compare_operator): Rename info...
6608 (v9_register_comparison_operator): ...this.
6609 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
6610 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
6612 (sparc_fixed_condition_code_regs): New function.
6613 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
6614 renaming and add support for CCC/CCXC.
6615 (output_cbranch): Likewise.
6616 (sparc_print_operand): Likewise.
6617 (gen_v9_scc): Remove obsolete assertion.
6618 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
6619 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
6620 (output_cbcond): Remove bogus handling of CC modes.
6621 (sparc_register_move_cost): Return 100 for NO_REGS.
6622 * config/sparc/sparc.md (W): New mode iterator.
6623 (length): Adjust for noov_compare64_operator renaming.
6624 (cmpsi_sne): New instruction.
6625 (cmpdi_sne): Likewise.
6626 (seqdi_special): Delete.
6627 (seqdi_special): Likewise.
6628 (snesi<P:mode>_special): Likewise.
6629 (snedi_special): Likewise.
6630 (snedi_special_vis3): Likewise.
6631 (snesi patterns): Use W iterator.
6632 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
6633 (sltu patterns): Likewise.
6634 (sgeu patterns): Likewise.
6635 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
6636 (normal_branch): Use icc_comparison_operator predicate.
6637 (inverted_branch): Likewise.
6638 (cbcond_sp32): Use comparison_operator predicate.
6639 (cbcond_sp64): Likewise.
6640 (normal_int_branch_sp64): Adjust for renaming
6641 (inverted_int_branch_sp64): Likewise.
6642 (mov<I:mode>_cc_reg_sp64): Likewise.
6643 (movsf_cc_reg_sp6): Likewise.
6644 (movdf_cc_reg_sp64): Likewise.
6645 (movtf_cc_reg_hq_sp64): Likewise.
6646 (movtf_cc_reg_sp64): Likewise.
6647 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
6648 (movsf_cc_v9): Likewise.
6649 (movdf_cc_v9): Likewise.
6650 (movtf_cc_hq_v9): Likewise.
6651 (movtf_cc_v9): Likewise.
6652 (adddi3): Call gen_adddi3_sp32.
6653 (adddi3_insn_sp32): Rename to...
6654 (adddi3_sp32): ...this. Accept only register_operand as operand #1
6655 and use CCCmode for the carry.
6656 (addx_extend_sp32): Use CCCmode for the carry.
6657 (addx_extend_sp64): Delete.
6658 (adddi3_extend_sp32): Use CCCmode for the carry.
6659 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
6660 (subdi3): Call gen_subdi3_sp32.
6661 (subdi3_insn_sp32): Rename to...
6662 (subdi3_sp32): ...this and use CCmode for the carry.
6663 (subx_extend_sp32): Use CCCmode for the carry.
6664 (subx_extend_sp64): Delete.
6665 (subdi3_extend_sp32): Use CCmode for the carry.
6666 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
6667 (negdi3): Call gen_negdi3_sp32.
6668 (negdi3_sp32): Use CCCmode for the carry.
6669 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
6670 (cmp_nz_ashift_1): Use CCNZ mode.
6671 (cmp_nz_set_ashift_1): Likewise.
6672 (ctrapsi4): Use comparison_operator predicate.
6673 (ctrapdi4): Likewise.
6674 (trapsi_insn): Use icc_comparison_operator predicate.
6675 (trapdi_insn): Likewise.
6676 (edge8 patterns): Use CCNZmode.
6677 (edge16 patterns): Likewise.
6678 (edge32 patterns): Likewise.
6680 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6682 * config/visium/visium-modes.def (CC_NOOV): Rename into...
6684 (CC_BTST): Rename into...
6686 * config/visium/predicates.md (real_add_operand): New.
6687 (visium_btst_operator): Rename into...
6688 (visium_equality_comparison_operator): ...this.
6689 (visium_noov_operator): Rename into...
6690 (visium_nz_comparison_operator): ...this.
6691 (visium_c_comparison_operator): New.
6692 (visium_branch_operator): Adjust and deal with all CC modes.
6693 * config/visium/visium.c (visium_adjust_cost): Adjust.
6694 (visium_split_double_add): Use the *_set_carry patterns.
6695 (visium_select_cc_mode): Add support for CCC mode and adjust.
6696 (output_cbranch): Adjust and use the carry-based operators for
6697 floating-point comparisons.
6698 * config/visium/visium.md (flags_subst_arith): Adjust.
6699 (addsi3_insn_set_carry): New instruction.
6700 (subsi3_insn_set_carry): Likewise.
6701 (negsi2_insn_set_carry): Likewise.
6703 (cmp<mode>_sne): Likewise.
6704 (cbranch<mode>4): Use ordered_comparison_operator.
6705 (cbranch<mode>4_insn): Likewise.
6706 (cbranchsi4_btst_insn): Adjust.
6708 2016-10-11 Tom de Vries <tom@codesourcery.com>
6711 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
6714 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6716 * tree.h (build_complex_type): Add second parameter with default.
6717 * tree.c (build_complex_type): Add NAMED second parameter and adjust
6718 recursive call. Create a TYPE_DECL only if NAMED is true.
6719 (build_common_tree_nodes): Pass true in calls to build_complex_type.
6721 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
6723 New avr-passes.def to register AVR specific passes.
6725 * config/avr/avr-passes.def: New file.
6726 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
6727 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
6728 (make_avr_pass_recompute_note): New proto.
6729 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
6730 (avr_pass_recompute_notes): Use anonymous namespace.
6731 (avr_register_passes): Remove function...
6732 (avr_option_override): ...and its call.
6734 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
6736 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
6737 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
6738 PTF_AVOID_BRANCHLIKELY_SPEED for others.
6739 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
6741 * config/mips/mips.c (mips_option_override): Enable the branch
6742 likely depending on the tune flags and optimization level.
6743 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
6744 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
6745 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
6746 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
6748 2016-10-11 Richard Biener <rguenther@suse.de>
6750 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
6751 (output_function): Properly stream the whole block tree.
6752 * lto-streamer-in.c (input_function): Likewise.
6754 2016-10-11 Marek Polacek <polacek@redhat.com>
6756 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
6758 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6760 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
6761 (evrp_dom_walker::before_dom_children): Infer and push new value
6762 ranges for x in y < x.
6764 2016-10-10 Joseph Myers <joseph@codesourcery.com>
6767 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
6768 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
6769 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
6770 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
6771 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
6772 (IA64_NO_LIBGCC_TFMODE): Likewise.
6774 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6776 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
6779 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
6781 * config.gcc: Add aarch64-*-freebsd* support.
6782 * config.host: Likewise.
6783 * config/aarch64/aarch64-freebsd.h: New file.
6784 * config/aarch64/t-aarch64-freebsd: Ditto.
6786 2016-10-10 Jeff Law <law@redhat.com>
6788 PR tree-optimization/71947
6789 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
6790 B with A within a single statement.
6792 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6794 PR tree-optimization/77824
6795 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
6796 zero cost for copies.
6797 (find_candidates_dom_walker::before_dom_children): Replace
6798 MODIFY_EXPR with SSA_NAME.
6799 (replace_mult_candidate): Likewise.
6800 (replace_profitable_candidates): Likewise.
6802 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6804 * config/s390/s390.h: Wrap more macros args in brackets and fix
6806 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
6808 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
6810 2016-10-10 Andreas Schwab <schwab@suse.de>
6813 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
6814 pseudo is not DImode.
6816 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
6818 * common/config/arc/arc-common.c (arc_option_optimization_table):
6819 Remove compact casesi option.
6820 * config/arc/arc.c (arc_override_options): Use compact casesi
6821 option only for pre-ARCv2 cores.
6822 * doc/invoke.texi (mcompact-casesi): Update text.
6824 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6826 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
6827 Add macro to say we can efficiently handle overlapping unaligned
6829 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
6830 poor code for processors older than p8.
6832 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
6834 * gen-pass-instances.awk: Remove GNUism.
6836 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6838 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
6839 NULL of (*ipcp_transformations)][node->uid].
6841 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
6843 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6844 (MALLOC_ABI_ALIGNMENT): Define.
6846 2016-10-09 Jakub Jelinek <jakub@redhat.com>
6848 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
6849 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
6850 VAR_OR_FUNCTION_DECL_P macros.
6851 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
6852 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
6853 chkp_find_bounds_1): Likewise.
6854 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
6855 * hsa-gen.c (get_symbol_for_decl): Likewise.
6856 * cgraphunit.c (check_global_declaration, analyze_functions,
6857 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
6859 * gimple-fold.c (can_refer_decl_in_current_unit_p,
6860 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
6862 * tree.c (set_decl_section_name, copy_node_stat,
6863 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
6864 merge_dllimport_decl_attributes, handle_dll_attribute,
6865 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
6866 verify_type): Likewise.
6867 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
6868 find_explicit_erroneous_behavior): Likewise.
6869 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
6870 * ipa.c (process_references): Likewise.
6871 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
6872 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
6873 notice_global_symbol, assemble_variable, mark_decl_referenced,
6874 build_constant_desc, output_constant_def_contents, do_assemble_alias,
6875 make_decl_one_only, default_section_type_flags,
6876 categorize_decl_for_section, default_encode_section_info): Likewise.
6877 * trans-mem.c (requires_barrier): Likewise.
6878 * gimple-expr.c (mark_addressable): Likewise.
6879 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
6880 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
6881 expand_debug_expr): Likewise.
6882 * tree-dump.c (dequeue_and_dump): Likewise.
6883 * ubsan.c (instrument_bool_enum_load): Likewise.
6884 * tree-pretty-print.c (print_declaration): Likewise.
6885 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
6886 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
6887 * asan.c (asan_protect_global, instrument_derefs): Likewise.
6888 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
6889 pass_build_ssa::execute): Likewise.
6890 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
6891 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
6893 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
6895 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
6896 can_be_nonlocal, remap_decls, copy_debug_stmt,
6897 initialize_inlined_parameters, add_local_variables,
6898 reset_debug_binding, replace_locals_op): Likewise.
6899 * dse.c (can_escape): Likewise.
6900 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
6902 * tree-diagnostic.c (default_tree_printer): Likewise.
6903 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
6904 unpack_ts_decl_with_vis_value_fields,
6905 lto_input_ts_decl_common_tree_pointers): Likewise.
6906 * builtins.c (builtin_save_expr, fold_builtin_expect,
6907 readonly_data_expr): Likewise.
6908 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
6909 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
6911 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
6912 * gimplify.c (force_constant_size, gimplify_bind_expr,
6913 gimplify_decl_expr, gimplify_var_or_parm_decl,
6914 gimplify_compound_lval, gimplify_init_constructor,
6915 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
6916 gimplify_type_sizes): Likewise.
6917 * cgraphbuild.c (record_reference, record_type_list, mark_address,
6918 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
6919 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
6920 remove_unused_locals): Likewise.
6921 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
6922 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
6923 * function.c (instantiate_expr, instantiate_decls_1,
6924 setjmp_vars_warning, add_local_decl): Likewise.
6925 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
6927 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
6928 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
6929 optimize_va_list_gpr_fpr_size): Likewise.
6930 * tree-nrv.c (pass_nrv::execute): Likewise.
6931 * tsan.c (instrument_expr): Likewise.
6932 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6933 * vtable-verify.c (verify_bb_vtables): Likewise.
6934 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
6935 get_ref_base_and_extent): Likewise.
6936 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
6938 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
6939 analyze_all_variable_accesses): Likewise.
6940 * tree-nested.c (get_nonlocal_debug_decl,
6941 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
6942 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
6943 get_local_debug_decl, convert_local_omp_clauses,
6944 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
6946 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
6947 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
6948 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
6949 dbxout_symbol, dbxout_common_check): Likewise.
6950 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
6951 string_constant): Likewise.
6952 * hsa.c (hsa_get_declaration_name): Likewise.
6953 * passes.c (rest_of_decl_compilation): Likewise.
6954 * tree-ssanames.c (make_ssa_name_fn): Likewise.
6955 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
6956 pack_ts_decl_with_vis_value_fields,
6957 write_ts_decl_common_tree_pointers): Likewise.
6958 * stor-layout.c (place_field): Likewise.
6959 * symtab.c (symtab_node::maybe_create_reference,
6960 symtab_node::verify_base, symtab_node::make_decl_local,
6961 symtab_node::copy_visibility_from,
6962 symtab_node::can_increase_alignment_p): Likewise.
6963 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
6964 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
6965 fortran_common, add_location_or_const_value_attribute,
6966 add_scalar_info, add_linkage_name, set_block_abstract_flags,
6967 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
6968 optimize_one_addr_into_implicit_ptr,
6969 optimize_location_into_implicit_ptr): Likewise.
6970 * gimple-low.c (record_vars_into): Likewise.
6971 * ipa-visibility.c (update_vtable_references): Likewise.
6972 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
6974 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
6975 DFS::DFS_write_tree_body, write_symbol): Likewise.
6976 * langhooks.c (lhd_warn_unused_global_decl,
6977 lhd_set_decl_assembler_name): Likewise.
6978 * attribs.c (decl_attributes): Likewise.
6979 * except.c (output_ttype): Likewise.
6980 * varpool.c (varpool_node::get_create, ctor_for_folding,
6981 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
6982 * fold-const.c (fold_unary_loc): Likewise.
6983 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
6984 ipa_find_agg_cst_from_init): Likewise.
6985 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
6986 expand_omp_target, lower_omp_regimplify_p,
6987 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
6988 find_link_var_op): Likewise.
6989 * tree-chrec.c (chrec_contains_symbols): Likewise.
6990 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
6991 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
6992 execute_fixup_cfg): Likewise.
6994 PR tree-optimization/77901
6995 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
6996 if ranges[i].exp is SSA_NAME when looking for >= and only when
6997 ranges[i].exp is NULL or SSA_NAME when looking for the other
7000 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7002 * ipa-cp.c (ipcp_alignment_lattice): Remove.
7003 (ipcp_param_lattices): Remove field alignment.
7004 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
7005 (set_all_contains_variable): Remove call to
7006 ipcp_alignment_lattice::set_to_bottom.
7007 (initialize_node_lattices): Likewise.
7008 (propagate_alignment_accross_jump_function): Remove.
7009 (propagate_constants_accross_call): Remove call to
7010 propagate_alignment_accross_jump_function.
7011 (ipcp_store_alignment_results): Remove.
7012 (ipcp_driver): Remove call to ipcp_store_alignment_results.
7013 (propagate_bits_accross_jump_function): Handle ancestor jump function.
7014 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
7015 pretty-printing of alignment jump function.
7016 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
7017 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
7018 alignments and remove computing ipa_alignment jump function.
7019 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
7020 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
7021 (ipa_read_jump_function): Remove reading of ipa_alignment.
7022 (write_ipcp_transformation_info): Remove streaming for alignment
7023 propagation summary.
7024 (read_ipcp_transformation_info): Remove reading of alignment
7025 propagation summary.
7026 (ipcp_update_alignments): Remove.
7027 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
7029 (ipcp_transform_function): Remove call to ipcp_update_alignments()
7030 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
7031 * ipa-prop.h (ipa_alignment): Remove.
7032 (ipa_jump_func): Remove field alignment.
7033 (ipcp_transformation_summary): Remove field alignments.
7034 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
7035 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
7036 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
7038 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
7040 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
7042 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
7044 (visium_expand_fp_cstore): Likewise.
7046 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7048 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
7049 * diagnostic.c (warning_at_rich_loc_n): New function.
7050 (diagnostic_n_impl_richloc): Likewise.
7051 (diagnostic_n_impl): Move most of the function to
7052 diagnostic_n_impl_richloc and call it.
7054 2016-10-08 Jakub Jelinek <jakub@redhat.com>
7056 * gen-pass-instances.awk: Rewritten.
7057 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
7058 $(PASSES_EXTRA) after passes.def to the script.
7059 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
7060 * config/i386/i386-passes.def: New file.
7061 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
7062 make_pass_stv): Declare.
7063 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
7065 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
7067 (pass_stv::clone, pass_stv::set_pass_param): New methods.
7068 (pass_stv::timode_p): New non-static data member.
7069 (ix86_option_override): Don't register passes here.
7071 * doc/invoke.texi: Document accepting Else, fallthrough.
7073 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
7076 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
7077 FALLTHRU comment styles.
7079 2016-10-07 Andrew Pinski <apinski@cavium.com>
7081 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
7082 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
7083 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
7085 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
7087 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
7089 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
7090 (AARCH64_ARCH): Likewise.
7091 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
7093 (AARCH64_CORE): Likewise.
7094 (AARCH64_ARCH): Likewise.
7095 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
7096 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7097 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
7098 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7099 (AARCH64_ARCH): Likewise.
7100 (AARCH64_CORE): Likewise.
7101 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
7102 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
7103 (AARCH64_CORE): Likewise.
7104 (AARCH64_ARCH): Likewise.
7106 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7108 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
7109 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
7110 floating point type infrastructre, and -mfloat128 that enables the
7111 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
7112 if -mfloat128-type. Define __ibm128 to be long double by default.
7113 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
7114 the IEEE 128-bit floating point type infrastructure should
7115 automatically be enabled.
7116 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
7117 instead of -mfloat128 to enable KFmode.
7118 (rs6000_option_override_internal): Split the option -mfloat128
7119 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
7120 systems, automatically set -mfloat128-type, but don't enable it on
7121 other operating systems. Move setting the long double size and
7122 IEEE quad support before the IEEE 128-bit floating point changes.
7123 (rs6000_init_builtins): Do not create a unique type for __ibm128
7124 if long double is IBM extended double, instead rely on __ibm128
7125 being defined as 'long double'. If -mfloat128-type and not
7126 -mfloat128, create the KFmode type with an undocumented __ieee128
7128 (rs6000_init_libfuncs): Use -mfloat128-type instead of
7129 -mfloat128 for tests about the types, but keep tests for
7130 -mfloat128 to enable the keyword support.
7131 (rs6000_complex_function_value): Likewise.
7132 (rs6000_scalar_mode_supported_p): Likewise.
7133 (rs6000_floatn_mode): Likewise.
7134 (rs6000_c_mode_for_suffix): Likewise.
7135 (rs6000_opt_masks): Add -mfloat128-type.
7136 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
7137 -mfloat128-type being split from -mfloat128. Add
7138 -mfloat128-hardware, which was missing.
7139 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
7140 -mfloat128 and -mfloat128-type:
7141 (-mfloat128-type): Likewise.
7142 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
7143 that 64-bit Linux systems with enable -mfloat128-type by default
7145 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
7146 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
7147 -mfloat128-type instead of -mfloat128.
7148 (FLOAT128_2REG_P): Likewise.
7149 (MASK_FLOAT128_TYPE): Likewise.
7150 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7151 (RS6000_BTM_FLOAT128): Likewise.
7152 (TARGET_FLOAT128): Poison old identifiers.
7153 (OPTION_MASK_FLOAT128): Likewise.
7154 (MASK_FLOAT128): Likewise.
7155 * config/rs6000/rs6000.md (FP): Likewise.
7156 (FLOAT128): Likewise.
7157 (fix_trunc<mode>di2): Likewise.
7158 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7159 (floatdi<mode>2): Likewise.
7160 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
7161 (neg<mode>2, FLOAT128 iterator): Likewise.
7162 (abs<mode>2, FLOAT128 iterator): Likewise.
7163 (ieee_128bit_negative_zero): Likewise.
7164 (ieee_128bit_vsx_neg<mode>2): Likewise.
7165 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
7166 (ieee_128bit_vsx_abs<mode>2): Likewise.
7167 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7168 (ieee_128bit_vsx_nabs<mode>2): Likewise.
7169 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7170 (extendiftf2): Likewise.
7171 (extendifkf2): Likewise.
7172 (extendtfkf2): Likewise.
7173 (trunciftf2): Likewise.
7174 (truncifkf2): Likewise.
7175 (trunckftf2): Likewise.
7176 (trunctfif2): Likewise.
7177 (extendkftf2): Likewise.
7178 (trunctfkf2): Likewise.
7180 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7182 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
7183 before merging in bytes to pass down to real_from_target.
7185 2016-10-07 Richard Biener <rguenther@suse.de>
7187 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
7189 (substitute_and_fold_dom_walker::before_dom_children):
7190 Substitute and fold before pass specific folding to avoid
7191 feeding that with SSA names that will be later released.
7192 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
7193 introduced by folding and visited by evaluate_stmt called during
7195 (likely_value): Likewise.
7196 (evaluate_stmt): Likewise.
7197 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
7198 (simplify_div_or_mod_using_ranges): Likewise.
7199 (simplify_min_or_max_using_ranges): Likewise.
7200 (simplify_abs_using_ranges): Likewise.
7201 (simplify_conversion_using_ranges): Likewise.
7202 (simplify_float_conversion_using_ranges): Likewise.
7203 (simplify_stmt_using_ranges): Likewise.
7205 2016-10-07 Marek Polacek <polacek@redhat.com>
7207 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
7208 FALLTHROUGH_LABEL_P here...
7209 (warn_implicit_fallthrough_r): ...not here.
7211 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
7213 PR tree-optimization/77880
7214 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
7217 2016-10-07 Marek Polacek <polacek@redhat.com>
7220 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
7222 2016-10-07 Richard Biener <rguenther@suse.de>
7224 * bitmap.h: Document constraints on bitmap modification while
7227 2016-10-07 Richard Biener <rguenther@suse.de>
7229 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
7230 * bitmap.h (bmp_iter_set): When advancing to the next element
7231 check that we didn't remove the current one.
7232 (bmp_iter_and): Likewise.
7233 (bmp_iter_and_compl): Likewise.
7234 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
7235 we currently iterate on but keep a one-level queue.
7236 * sched-deps.c (remove_from_deps): Do not clear current bit
7237 but keep a one-level queue.
7239 2016-10-07 Jakub Jelinek <jakub@redhat.com>
7241 PR tree-optimization/77664
7242 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
7243 for the other ranges.
7244 (optimize_range_tests_diff): Fix up formatting.
7245 (optimize_range_tests_var_bound): New function.
7246 (optimize_range_tests): Use it.
7248 2016-10-07 Martin Liska <mliska@suse.cz>
7250 * coverage.c (build_gcov_exit_decl): Fix priority what
7251 should be really 99.
7253 2016-10-07 Richard Biener <rguenther@suse.de>
7255 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
7256 vars in gimple_bind_vars but not in BLOCK_VARS.
7258 2016-10-07 Richard Biener <rguenther@suse.de>
7260 PR tree-optimization/77879
7261 * tree-ssa-structalias.c (handle_const_call): Properly handle
7263 (handle_pure_call): Likewise.
7265 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7267 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
7268 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
7271 2016-10-06 Andrew Pinski <apinski@cavium.com>
7273 * config/aarch64/aarch64-cores.def: Add a comment before each
7276 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7278 PR tree-optimization/77862
7279 * tree-vrp.c (add_equivalence): Use get_value_range so that
7280 num_vr_values is checked before accessing vr_values.
7282 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7284 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7287 2016-10-05 Jeff Law <law@redhat.com>
7289 PR tree-optimization/71661
7290 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
7291 removal of a forwarder exposes a new natural loop.
7293 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
7295 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
7296 Introduce ssesuffix variable.
7297 (<mask_codefor><code><mode>3<mask_name>): Ditto.
7298 (*<code><mode>3): Ditto.
7300 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
7302 * postreload.c (reload_cse_simplify): Skip also USE when detecting
7305 2016-10-06 Richard Biener <rguenther@suse.de>
7307 PR tree-optimization/77855
7308 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
7309 instead of removing the current item while iterating over the set
7312 2016-10-06 James Clarke <jrtc27@jrtc27.com>
7313 Eric Botcazou <ebotcazou@adacore.com>
7316 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
7317 (classify_registers): Don't set it
7318 (function_arg_slotno): Don't initialize and test it. Tidy up.
7320 2016-10-06 Richard Biener <rguenther@suse.de>
7322 PR tree-optimization/77839
7323 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
7326 2016-10-06 Martin Liska <mliska@suse.cz>
7328 * gcc.c: Set -fprofile-update=atomic when profiling is
7329 enabled and -pthread is set. Warn when one combines
7330 -pthread and -fprofile-update=single for an app using
7333 2016-10-06 Martin Liska <mliska@suse.cz>
7336 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
7337 * gimple-ssa-strength-reduction.c (slsr_process_cast):
7338 Initialize a pointer to NULL.
7339 (slsr_process_copy): Likewise.
7340 * input.c (location_get_source_line): Likewise.
7341 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
7343 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
7345 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
7346 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
7347 (ix86_handle_option): Deleted handle of OPT_mpcommit.
7348 * config.gcc: Deleted pcommitintrin.h
7349 * config/i386/pcommitintrin.h: Deleted file.
7350 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
7351 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
7353 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
7355 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
7356 (PTA_PCOMMIT): Deleted define.
7357 (ix86_option_override_internal): Deleted handle of option.
7358 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
7359 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
7360 __builtin_ia32_pcommit): Deleted.
7361 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
7362 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
7363 (pcommit): Deleted instruction.
7364 * config/i386/i386.opt: Mention -mpcommit deprecation.
7365 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
7367 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
7370 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
7371 Remove wrong assert.
7372 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
7373 Use <round_constraint> as operand 1 constraint.
7375 2016-10-05 Jakub Jelinek <jakub@redhat.com>
7378 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
7379 (ubsan_instrument_float_cast): And not here.
7382 * ubsan.c (ubsan_ids): New GTY(()) array.
7383 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
7384 instead of static local counters.
7386 2016-10-05 Martin Sebor <msebor@redhat.com>
7389 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
7390 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
7391 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
7392 (default_printf_pointer_format): Define function.
7393 * targhooks.c (linux_printf_pointer_format): Define new function.
7394 * targhooks.h (linux_printf_pointer_format): Declare.
7395 (gnu_libc_printf_pointer_format): Remove declaration.
7397 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7399 * fold-const.c (native_encode_real): Fix logic for selecting offset
7400 to write to when BYTES_BIG_ENDIAN.
7402 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
7404 * builtins.c (fold_builtin_strchr): Remove function.
7405 (fold_builtin_strrchr): Likewise.
7406 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
7407 * gimple-fold.c (target_char_cst_p): New function.
7408 (gimple_fold_builtin_strchr) Add more foldings.
7409 (gimple_fold_builtin): Add index, strrchr, rindex cases.
7411 2016-10-05 Richard Biener <rguenther@suse.de>
7414 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
7415 capture ids in c-exprs.
7417 2016-10-05 Richard Biener <rguenther@suse.de>
7420 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
7421 with types_match for GIMPLE code gen to handle type mismatched
7423 (dt_operand::gen): Adjust.
7424 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
7427 2016-10-05 Richard Biener <rguenther@suse.de>
7429 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
7431 2016-10-05 Richard Biener <rguenther@suse.de>
7434 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
7436 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
7438 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
7439 version check to protect only DW_TAG_imported_module generation.
7441 2016-10-05 Richard Biener <rguenther@suse.de>
7444 * match.pd (min(a,-a) -> -abs(a)): New pattern.
7446 2016-10-04 Ian Lance Taylor <iant@golang.org>
7448 * explow.c (allocate_dynamic_stack_space): Call
7449 do_pending_stack_adjust before handling flag_split_stack.
7451 2016-10-04 David Malcolm <dmalcolm@redhat.com>
7453 * genattrtab.c (make_internal_attr): Supply dummy column number to
7456 * genoutput.c (init_insn_for_nothing): Likewise.
7457 * gensupport.c (add_define_attr): Likewise.
7458 * read-md.c (message_at_1): Print column number.
7459 (fatal_with_file_and_line): Likewise.
7460 (rtx_reader::read_char): Track column numbers.
7461 (rtx_reader::unread_char): Likewise.
7462 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
7463 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
7464 (rtx_reader::handle_file): Initialize m_read_md_colno.
7465 (rtx_reader::get_current_location): Supply column number to
7467 * read-md.h (struct file_location): Add field "colno".
7468 (file_location::file_location): Likewise.
7469 (rtx_reader::get_colno): New accessor.
7470 (rtx_reader::m_read_md_colno): New field.
7471 (rtx_reader::m_last_line_colno): New field.
7473 2016-10-04 Jakub Jelinek <jakub@redhat.com>
7475 * doc/extend.texi (Java Exceptions): Remove.
7476 (java_interface): Remove.
7478 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
7480 PR tree-optimization/77808
7481 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
7482 and addr are different before copying points-to information.
7484 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
7486 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
7487 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
7488 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
7489 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
7491 2016-10-04 Richard Biener <rguenther@suse.de>
7493 PR tree-optimization/77399
7494 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
7495 verify the target can convert.
7497 2016-10-04 Richard Biener <rguenther@suse.de>
7500 * explow.c (plus_constant): Verify the mode of the constant
7501 pool offset before calling plus_constant.
7503 2016-10-04 Richard Biener <rguenther@suse.de>
7506 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
7507 type support, mark with :C.
7508 (X / -X -> -1): Mark with :C.
7510 2016-10-04 Jakub Jelinek <jakub@redhat.com>
7512 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
7513 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
7514 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
7515 * doc/tm.texi: Regenerated.
7516 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
7517 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
7518 * config/darwin.h (JCR_SECTION_NAME): Remove.
7519 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
7520 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
7521 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
7522 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
7523 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
7524 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
7526 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7528 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
7529 between "because" and "param" in dump message in call to fprintf.
7531 2016-10-03 Jeff Law <law@redhat.com>
7533 PR tree-optimization/71550
7534 PR tree-optimization/71403
7535 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
7536 (profitable_jump_thread_path): Also return boolean indicating if
7537 the realized path will create an irreducible loop.
7538 Remove loop depth tests from 71403.
7539 (fsm_find_control_statement_thread_paths): Remove loop depth tests
7540 from 71403. If threading will create an irreducible loop, then
7541 throw away loop iteration and related information.
7543 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
7545 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
7546 -Woverloaded-virtual checks for warning options.
7547 * configure: Regenerate.
7549 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7551 PR preprocessor/77699
7552 * input.c (maybe_grow): Don't allocate one byte extra headroom.
7553 (get_next_line): Return false on error.
7554 (read_next_line): Removed, use get_next_line instead.
7555 (read_line_num): Don't copy the line.
7556 (location_get_source_line): Don't use static data.
7557 (selftest::test_reading_source_line): Add more test cases.
7559 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7562 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7564 * ifcvt.c (noce_try_avoid_const_materialization): New function.
7565 (noce_process_if_block): Use it.
7567 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7569 * doc/invoke.texi: Update -Wint-in-bool-context.
7571 2016-10-02 Jakub Jelinek <jakub@redhat.com>
7573 * dwarf2out.c (output_fde, output_call_frame_info,
7574 dwarf2out_do_cfi_startproc, set_indirect_string,
7575 gen_internal_sym, output_die, output_line_info): Use
7576 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
7577 ASM_GENERATE_INTERNAL_LABEL output.
7579 2016-10-01 Richard Biener <rguenther@suse.de>
7582 * genmatch.c (get_operand_type): Add operand position arg
7583 and handle COND_EXPR comparison operand with fixed boolean_type_node.
7584 (expr::gen_transform): Adjust.
7585 (dt_simplify::gen_1): Likewise.
7587 2016-10-01 Jakub Jelinek <jakub@redhat.com>
7589 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
7590 comments. Simplify asserts, remove unnecessary conditions.
7592 (*<code><mode>3): Likewise.
7594 2016-09-30 Jakub Jelinek <jakub@redhat.com>
7596 * doc/invoke.texi (-Wregister): Document.
7598 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
7600 * configure.ac: Split CHECKING_P into CHECKING_P and
7601 ENABLE_EXTRA_CHECKING.
7602 * configure: Regenerated.
7603 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
7604 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
7606 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
7609 * gcc.c (process_command): For @filename handling, output
7610 the correct name if the file does not exist.
7612 2016-09-30 Marek Polacek <polacek@redhat.com>
7614 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
7615 * config/alpha/predicates.md: Likewise.
7617 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7619 * ifcvt.c (noce_try_avoid_const_materialization): New function.
7620 (noce_process_if_block): Use it.
7622 2016-09-30 Martin Liska <mliska@suse.cz>
7624 * doc/invoke.texi: Document asan-use-after-return that
7625 it's disabled by default in runtime.
7627 2016-09-30 Richard Biener <rguenther@suse.de>
7629 * tree-vrp.c (intersect_ranges): If we failed to handle
7630 the intersection choose a constant singleton range if available.
7632 2016-09-30 Richard Biener <rguenther@suse.de>
7634 PR tree-optimization/77399
7635 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
7636 float <-> int conversions.
7638 2016-09-30 Alan Modra <amodra@gmail.com>
7640 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
7642 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
7644 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
7645 ext_level before calling CPUID with 0x80000008.
7646 Simplify xgetbv checks.
7648 2016-09-29 David Malcolm <dmalcolm@redhat.com>
7650 * Makefile.in (OBJS): Add print-rtl-function.o.
7651 * print-rtl-function.c: New file.
7652 * print-rtl.h (print_rtx_function): New decl.
7654 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
7657 * config/i386/cpuid.h (__get_cpuid_count): New.
7658 (__get_cpuid): Rename __level to __leaf.
7660 2016-09-29 Marek Polacek <polacek@redhat.com>
7662 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
7664 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
7667 * builtins.c (expand_builtin_memcmp): Don't swap args unless
7668 result is only being compared with zero.
7670 2016-09-29 Marek Polacek <polacek@redhat.com>
7672 * dwarf2out.c (loc_descriptor): Add fall through comment.
7673 (add_const_value_attribute): Likewise.
7675 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
7677 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
7678 with "v6t2". Move "arch" attribute above "pool_range".
7679 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
7681 (*thumb2_movhi_vfp): Likewise.
7682 (*arm_movhi_fp16): Likewise.
7683 (*thumb2_movhi_fp16): Likewise.
7684 (*arm_movsi_vfp): Remove "arch" attribute.
7685 (*thumb2_movsi_vfp): Likewise.
7687 2016-09-29 Martin Liska <mliska@suse.cz>
7689 * doc/extend.texi: Remove limitation of Objective C for
7690 __attribute__((constructor)) and __attribute__((destructor)).
7692 2016-09-29 Richard Biener <rguenther@suse.de>
7694 PR tree-optimization/77768
7695 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7696 Handle stores to readonly memory when removing redundant stores.
7698 2016-09-29 Richard Biener <rguenther@suse.de>
7701 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
7702 X / -X -> -1 simplifications.
7704 2016-09-29 Richard Biener <rguenther@suse.de>
7707 * match.pd: Add max(a,-a) -> abs(a) pattern.
7708 * tree-ssa-phiopt.c (minmax_replacement): Disable for
7709 HONOR_SIGNED_ZEROS types.
7711 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
7713 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
7714 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
7716 2016-09-29 Richard Biener <rguenther@suse.de>
7718 * tree-vrp.c (set_defs_to_varying): New helper avoiding
7719 writing to vr_const_varying.
7720 (vrp_initialize): Call it.
7721 (vrp_visit_stmt): Likewise.
7722 (evrp_dom_walker::before_dom_children): Likewise.
7724 2016-09-29 Richard Biener <rguenther@suse.de>
7726 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
7727 constructors with vector elements.
7729 2016-09-29 Richard Biener <rguenther@suse.de>
7731 PR tree-optimization/77768
7732 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
7733 with stores to a place we know has a constant value.
7735 2016-09-29 Alan Modra <amodra@gmail.com>
7737 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
7738 * doc/invoke.texi: Document it.
7739 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
7740 (rs6000_passes_float): Comment.
7741 (rs6000_passes_long_double): New static var.
7742 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
7743 (init_cumulative_args): Set up to emit fp .gnu_attribute for
7744 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
7745 to include fp values returned in vectors.
7746 Set rs6000_passes_long_double.
7747 (rs6000_function_arg_advance_1): Likewise for function args.
7748 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
7749 and SPE. Emit long double tag value too.
7750 (rs6000_opt_vars): Add gnu-attr.
7751 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
7752 * configure: Regenerate.
7753 * config.in: Regenerate.
7755 2016-09-28 Jakub Jelinek <jakub@redhat.com>
7757 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
7759 (format_floating, format_string, format_directive,
7760 get_destination_size, pass_sprintf_length::handle_gimple_call):
7763 2016-09-28 Jakub Jelinek <jakub@redhat.com>
7765 * gimple-ssa-sprintf.c: Fix comment formatting.
7766 (format_integer): Use is_gimple_assign.
7767 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
7768 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
7769 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
7770 (pass_sprintf_length::execute): Use is_gimple_call.
7772 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
7774 * gimple-fold.c (gimple_fold_builtin): After failing to fold
7775 strchr, also try the generic folding.
7777 2016-09-28 Martin Sebor <msebor@redhat.com>
7780 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
7783 2016-09-28 Martin Sebor <msebor@redhat.com>
7786 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
7787 length modifier is not expected.
7788 (format_floating): Ignore l length modifier and fail gracefuly
7789 when it isn't one of the other expected ones.
7791 2016-09-28 Martin Sebor <msebor@redhat.com>
7794 * varasm.c (assemble_addr_to_section): Increase local buffer size.
7796 2016-09-27 Richard Biener <rguenther@suse.de>
7798 * dwarf2out.c (cu_die_list): New global.
7799 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
7800 main_comp_unit_die to cu_die_list if we created it.
7801 Move break_out_includes ...
7802 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
7805 2016-09-28 Richard Biener <rguenther@suse.de>
7807 * dwarf2out.c (struct die_struct): Add removed flag.
7808 (lookup_type_die): If the DIE is marked as removed, clear
7809 TYPE_SYMTAB_DIE and return NULL.
7810 (lookup_decl_die): If the DIE is marked as removed, remove it
7811 from the hash and return NULL.
7812 (mark_removed): New helper.
7813 (prune_unused_types_prune): Call it for removed DIEs.
7814 (gen_subprogram_die): Move the premark_used_types call to after
7815 DIEs for the functions scopes are generated.
7816 (process_scope_var): Do not re-create pruned types or type decls.
7817 Make sure to also re-parent type decls.
7818 (dwarf2out_finish): Move unused type pruning and debug_types
7820 (dwarf2out_early_finish): ... here.
7822 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
7824 * config/arc/arc-c.c: New file.
7825 * config/arc/arc-c.def: Likewise.
7826 * config/arc/t-arc: Likewise.
7827 * config.gcc: Include arc-c.o as c and cpp object.
7828 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
7829 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
7830 arc_cpu_cpp_builtins.
7832 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
7834 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
7835 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
7837 2016-09-28 Nathan Sidwell <nathan@acm.org>
7839 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
7842 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
7844 PR tree-optimization/61056
7845 * gimple-fold.c (gimple_fold_builtin_strchr):
7846 New function to optimize strchr (s, 0) to strlen.
7847 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
7849 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
7851 PR tree-optimization/77724
7852 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
7853 Add tree_fits_shwi_p check.
7855 2016-09-27 Jakub Jelinek <jakub@redhat.com>
7857 * auto-inc-dec.c (try_merge): Remove break after return.
7858 * cselib.c (autoinc_split): Likewise.
7859 * explow.c (promote_mode): Likewise.
7860 * fixed-value.c (fixed_arithmetic): Likewise.
7861 * hsa.c (hsa_internal_fn::get_arity): Likewise.
7862 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
7863 * trans-mem.c (get_attrs_for): Likewise.
7864 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
7865 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
7866 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
7867 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
7868 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
7869 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
7870 * config/cris/cris.c (cris_op_str): Likewise.
7871 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
7872 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
7874 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
7876 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
7877 IFN_GOACC_REDUCTION_CODES): New.
7878 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
7879 ifn_goacc_reduction_kind): Use them.
7880 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
7881 of internal functions, when applicable.
7883 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
7885 * config/mips/constraints.md (d): Fix documentation.
7886 * doc/md.texi (Machine Constraints): Update accordingly.
7888 2016-09-27 Richard Biener <rguenther@suse.de>
7890 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
7891 cur_line_info_table initialization ...
7892 (dwarf2out_assembly_start): ... here.
7894 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
7896 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
7897 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
7898 (*thumb2_movhi_vfp): Likewise.
7899 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
7900 template. Expand predicable attribute to mark VMOV.F16 as not
7901 predicable. Add "arch" attribute.
7902 (*thumb2_movhi_fp16): Likewise.
7903 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
7904 (*thumb2_movsi_vfp): Add "arch" attribute.
7906 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
7908 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
7911 2016-09-27 Marek Polacek <polacek@redhat.com>
7913 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
7916 * config/c6x/c6x.h: Adjust fall through comment.
7917 * config/sh/sh.c (final_prescan_insn): Likewise.
7918 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
7919 (visium_expand_fp_cstore): Likewise.
7921 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7923 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
7924 expected by -Wimplicit-fallthrough.
7925 (thumb1_size_rtx_costs): Likewise.
7926 (thumb2_reorg): Likewise.
7927 (tls_mentioned_p): Add "Fall through" comment.
7928 (thumb2_reorg): Likewise.
7929 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
7930 comment form expected by -Wimplicit-fallthrough.
7932 2016-09-27 Martin Liska <mliska@suse.cz>
7934 PR gcov-profile/46266
7935 * input.h (RESERVED_LOCATION_P): New macro.
7936 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
7937 instread of comparison with UNKNOWN_LOCATION.
7939 2016-09-27 Richard Biener <rguenther@suse.de>
7941 PR tree-optimization/77745
7942 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7943 When removing redundant stores make sure to check compatibility
7944 of the TBAA state for downstream accesses.
7945 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
7946 value-numbering virtual operands for store matches.
7948 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
7951 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
7952 movrt patterns. Match them before anything else in the SET case.
7954 2016-09-27 Martin Liska <mliska@suse.cz>
7956 PR gcov-profile/7970
7957 PR gcov-profile/16855
7958 PR gcov-profile/44779
7959 * coverage.c (build_gcov_exit_decl): New function.
7960 (coverage_obj_init): Call the function and generate __gcov_exit
7962 * doc/gcov.texi: Document when __gcov_exit function is called.
7964 2016-09-27 Marek Polacek <polacek@redhat.com>
7967 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7968 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
7969 -Wno-error instead of -Wno-implicit-fallthrough.
7971 2016-09-27 Martin Liska <mliska@suse.cz>
7974 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
7976 2016-09-27 Jakub Jelinek <jakub@redhat.com>
7978 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
7979 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
7980 comments. Remove break after return.
7981 (ix86_fp_compare_code_to_integer, has_dispatch,
7982 ix86_simd_clone_usable): Remove break after return.
7984 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7986 PR rlt-optimization/77714
7987 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
7990 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
7993 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
7994 extract_range_from_unary_expr to convert value_range.
7995 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
7996 (extract_range_from_unary_expr): This.
7997 * tree-vrp.h (extract_range_from_unary_expr): Declare.
7999 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
8001 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
8003 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8005 * config/i386/i386.c (ix86_print_operand)
8006 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
8007 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
8008 (epilogue_renumber): Likewise.
8010 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
8013 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
8014 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
8016 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
8018 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
8019 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
8020 is_mm_seq_cst, is_mm_sync): Move to ...
8021 * memmodel.h: This. New file.
8022 * builtins.c: Include memmodel.h.
8023 * optabs.c: Likewise.
8025 * config/aarch64/aarch64.c: Likewise.
8026 * config/alpha/alpha.c: Likewise.
8027 * config/arm/arm.c: Likewise.
8028 * config/i386/i386.c: Likewise.
8029 * config/ia64/ia64.c: Likewise.
8030 * config/mips/mips.c: Likewise.
8031 * config/rs6000/rs6000.c: Likewise.
8032 * config/sparc/sparc.c: Likewise.
8033 * genconditions.c: Include memmodel.h in generated file.
8034 * genemit.c: Likewise.
8035 * genoutput.c: Likewise.
8036 * genpeep.c: Likewise.
8037 * genpreds.c: Likewise.
8038 * genrecog.c: Likewise.
8040 2016-09-26 David Malcolm <dmalcolm@redhat.com>
8042 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
8043 "c" instead when parsing characters. Move operand parsing into...
8044 (read_rtx_operand): ...this new function, renaming "i" to "idx",
8045 and tightening the scope of various locals.
8047 2016-09-26 Liu Hao <lh_mouse@126.com>
8049 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
8051 2016-09-26 Marek Polacek <polacek@redhat.com>
8053 * system.h: Use __has_attribute to check whether the fallthrough
8054 attribute is supported.
8056 2016-09-26 Marek Polacek <polacek@redhat.com>
8058 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
8059 gimple_call_internal_p.
8060 * ipa-split.c (find_return_bb): Likewise.
8061 (execute_split_functions): Likewise.
8062 * omp-low.c (dump_oacc_loop_part): Likewise.
8063 (oacc_loop_xform_head_tail): Likewise.
8064 * predict.c (predict_loops): Likewise.
8065 * sanopt.c (pass_sanopt::execute): Likewise.
8066 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
8067 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
8068 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
8069 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
8070 (expand_ifn_va_arg): Likewise.
8071 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
8072 (optimize_mask_stores): Likewise.
8073 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
8074 (vect_transform_stmt): Likewise.
8075 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
8076 * tsan.c (instrument_memory_accesses): Likewise.
8078 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8079 Alexander Monakov <amonakov@ispras.ru>
8081 * regrename.c (rename_chains): Check
8082 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
8083 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
8084 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
8086 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8088 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
8089 (s390_sched_score): Likewise.
8091 2016-09-26 Martin Liska <mliska@suse.cz>
8093 * doc/gcov.texi: Update program output of gcov tool.
8095 2016-09-26 Martin Liska <mliska@suse.cz>
8097 PR gcov-profile/23332
8098 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
8099 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
8100 * value-prof.c (dump_histogram_value): Do not handle
8101 HIST_TYPE_CONST_DELTA.
8102 (stream_in_histogram_value): Likewise.
8103 (gimple_find_values_to_profile): Likewise.
8104 * value-prof.h (enum hist_type): Likewise.
8106 2016-09-26 Martin Liska <mliska@suse.cz>
8108 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
8109 from default sanitize recover values.
8110 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
8111 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
8112 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
8114 * opts.c (finish_options): Do a generic loop over options
8115 that can be recovered.
8116 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
8118 (common_handle_option): Likewise.
8119 * opts.h: Declare can_recover to sanitizer_opts_s.
8121 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
8123 * target.def(elf_flags_numeric): Change documentation to present tense.
8124 * doc/tm.texi: Regenerate.
8126 2016-09-26 Marek Polacek <polacek@redhat.com>
8129 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8130 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
8131 -Wno-switch-fallthrough.
8132 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
8133 (expand_builtin): Likewise.
8134 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
8135 * convert.c (convert_to_real_1): Likewise.
8136 (convert_to_integer_1): Likewise.
8137 * final.c (output_alternate_entry_point): Likewise.
8138 * genattrtab.c (make_canonical): Likewise.
8139 (write_test_expr): Likewise.
8140 * genpreds.c (validate_exp): Likewise.
8141 * gimple-ssa-strength-reduction.c
8142 (find_candidates_dom_walker::before_dom_children): Likewise.
8143 * godump.c (go_format_type): Likewise.
8144 * reload1.c (elimination_effects): Likewise.
8145 * resource.c (mark_referenced_resources): Likewise.
8146 (mark_set_resources): Likewise.
8147 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
8148 * varasm.c (output_addressed_constants): Likewise.
8150 2016-09-26 Marek Polacek <polacek@redhat.com>
8153 * common.opt (Wimplicit-fallthrough): New option.
8154 * doc/extend.texi: Document statement attributes and the fallthrough
8156 * doc/invoke.texi: Document -Wimplicit-fallthrough.
8157 * gimple.h (gimple_call_internal_p): New function.
8158 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
8159 (struct label_entry): New struct.
8160 (find_label_entry): New function.
8161 (case_label_p): New function.
8162 (collect_fallthrough_labels): New function.
8163 (last_stmt_in_scope): New function.
8164 (should_warn_for_implicit_fallthrough): New function.
8165 (warn_implicit_fallthrough_r): New function.
8166 (maybe_warn_implicit_fallthrough): New function.
8167 (expand_FALLTHROUGH_r): New function.
8168 (expand_FALLTHROUGH): New function.
8169 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
8170 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
8171 (gimplify_label_expr): New function.
8172 (gimplify_case_label_expr): Set location.
8173 (gimplify_expr): Call gimplify_label_expr.
8174 * internal-fn.c (expand_FALLTHROUGH): New function.
8175 * internal-fn.def (FALLTHROUGH): New internal function.
8176 * langhooks.c (lang_GNU_OBJC): New function.
8177 * langhooks.h (lang_GNU_OBJC): Declare.
8178 * system.h (gcc_fallthrough): Define.
8179 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
8180 * tree.h (FALLTHROUGH_LABEL_P): Define.
8182 2016-09-26 Richard Biener <rguenther@suse.de>
8184 * dwarf2out.c (stripattributes): Remove unused function.
8185 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
8186 Push dwarf_split_debug_info handling into init_sections_and_labels.
8187 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
8188 (DEBUG_MACRO_SECTION_FLAGS): Remove.
8189 (debug_macinfo_section_name): New global.
8190 (output_macinfo): Use debug_macinfo_section_name.
8191 (init_sections_and_labels): Split out section and label generation
8192 from dwarf2out_init. Set debug_macinfo_section_name.
8193 (dwarf2out_init): Move text section label generation and emission
8195 (dwarf2out_assembly_start): ... here.
8196 (dwarf2out_finish): Call init_sections_and_labels before DWARF
8199 2016-09-26 Richard Biener <rguenther@suse.de>
8202 * cgraphunit.c (analyze_functions): Before early removing
8203 global vars calls the late_global_decl debug handler mark
8204 the variable as readonly.
8206 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
8209 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
8210 (sh_rtx_costs): Handle SET of movt and movrt patterns.
8211 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
8212 declare new overloads.
8213 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
8216 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8218 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
8219 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
8221 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
8223 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
8224 * configure: Regenerate.
8226 2016-09-24 Marek Polacek <polacek@redhat.com>
8229 * doc/invoke.texi: Document -Wbool-operation.
8231 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8233 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
8234 * config/rs6000/rs6000.c (expand_block_compare): New function used by
8235 cmpmemsi pattern to do builtin expansion of memcmp ().
8236 (compute_current_alignment): Add helper function for
8237 expand_block_compare used to compute alignment as the compare proceeds.
8238 (select_block_compare_mode): Used by expand_block_compare to select
8239 the mode used for reading the next chunk of bytes in the compare.
8240 (do_load_for_compare): Used by expand_block_compare to emit the load
8241 insns for the compare.
8242 (rs6000_emit_dot_insn): Moved this function to avoid a forward
8243 reference from expand_block_compare ().
8244 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
8245 prototype for this function.
8246 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
8247 target option for controlling how much code inline expansion of
8248 memcmp() will be allowed to generate.
8250 2016-09-23 Jakub Jelinek <jakub@redhat.com>
8252 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
8253 hook_bool_mode_false, hook_bool_mode_true,
8254 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8255 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8256 hook_bool_const_rtx_insn_const_rtx_insn_true,
8257 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
8258 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
8259 hook_bool_const_tree_hwi_hwi_const_tree_false,
8260 hook_bool_const_tree_hwi_hwi_const_tree_true,
8261 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
8262 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8263 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
8264 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
8265 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
8266 hook_bool_const_tree_true, hook_bool_tree_tree_false,
8267 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
8268 hook_bool_rtx_insn_true, hook_bool_rtx_false,
8269 hook_bool_uintp_uintp_false,
8270 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
8271 hook_rtx_tree_int_null, hook_uint_mode_0,
8272 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
8273 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
8274 hook_constcharptr_const_rtx_insn_null,
8275 hook_constcharptr_const_tree_const_tree_null,
8276 hook_constcharptr_int_const_tree_null,
8277 hook_constcharptr_int_const_tree_const_tree_null,
8278 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
8279 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
8280 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
8282 * vec.h (vNULL): Extend comment to say = vNULL initialization
8283 isn't needed for static vars.
8285 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
8286 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
8287 = vNULL initialization of file scope vec.
8288 * passes.c (pass_tab, enabled_pass_uid_range_tab,
8289 disabled_pass_uid_range_tab): Likewise.
8290 * haifa-sched.c (sched_luids, h_i_d): Likewise.
8291 * tree-chkp-opt.c (check_infos): Likewise.
8292 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
8294 * vec.h (vnull::operator vec): Add constexpr keyword for
8297 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
8299 PR tree-optimization/77654
8300 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
8301 to duplicate_ssa_name_ptr_info.
8303 2016-09-23 David Malcolm <dmalcolm@redhat.com>
8305 PR preprocessor/77672
8306 * input.c (selftest::test_lexer_string_locations_simple): Update
8307 test to expect location information of the terminator character
8308 at the location of the final closing quote.
8309 (selftest::test_lexer_string_locations_hex): Likewise.
8310 (selftest::test_lexer_string_locations_oct): Likewise.
8311 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
8312 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
8313 (selftest::test_lexer_string_locations_ucn4): Likewise.
8314 (selftest::test_lexer_string_locations_ucn8): Likewise.
8315 (selftest::test_lexer_string_locations_u8): Likewise.
8316 (selftest::test_lexer_string_locations_utf8_source): Likewise.
8317 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
8318 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
8319 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
8320 (selftest::test_lexer_string_locations_macro): Likewise.
8321 (selftest::test_lexer_string_locations_long_line): Likewise.
8323 2016-09-23 Richard Biener <rguenther@suse.de>
8325 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
8326 virtual definition to virtual use if the call devirtualizes
8327 to a const or pure function.
8328 (visit_use): Also visit calls we can devirtualize to a
8329 const or pure function.
8331 2016-09-23 Richard Biener <rguenther@suse.de>
8333 PR tree-optimization/77697
8334 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
8335 signal error if we have sth ternary or unhandled.
8337 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8339 * config/arm/arm_neon.h (vabd_f16): New.
8373 (vcvt_f16_s16): New.
8374 (vcvt_f16_u16): New.
8375 (vcvt_s16_f16): New.
8376 (vcvt_u16_f16): New.
8377 (vcvtq_f16_s16): New.
8378 (vcvtq_f16_u16): New.
8379 (vcvtq_s16_f16): New.
8380 (vcvtq_u16_f16): New.
8381 (vcvta_s16_f16): New.
8382 (vcvta_u16_f16): New.
8383 (vcvtaq_s16_f16): New.
8384 (vcvtaq_u16_f16): New.
8385 (vcvtm_s16_f16): New.
8386 (vcvtm_u16_f16): New.
8387 (vcvtmq_s16_f16): New.
8388 (vcvtmq_u16_f16): New.
8389 (vcvtn_s16_f16): New.
8390 (vcvtn_u16_f16): New.
8391 (vcvtnq_s16_f16): New.
8392 (vcvtnq_u16_f16): New.
8393 (vcvtp_s16_f16): New.
8394 (vcvtp_u16_f16): New.
8395 (vcvtpq_s16_f16): New.
8396 (vcvtpq_u16_f16): New.
8397 (vcvt_n_f16_s16): New.
8398 (vcvt_n_f16_u16): New.
8399 (vcvtq_n_f16_s16): New.
8400 (vcvtq_n_f16_u16): New.
8401 (vcvt_n_s16_f16): New.
8402 (vcvt_n_u16_f16): New.
8403 (vcvtq_n_s16_f16): New.
8404 (vcvtq_n_u16_f16): New.
8418 (vmul_lane_f16): New.
8421 (vmulq_lane_f16): New.
8443 (vrsqrteq_f16): New.
8447 (vrsqrtsq_f16): New.
8451 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8453 * config.gcc (extra_headers): Add arm_fp16.h
8454 * config/arm/arm_fp16.h: New.
8455 * config/arm/arm_neon.h: Include "arm_fp16.h".
8457 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8459 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
8461 (vmulf): New (v8hf, v4hf variants).
8462 (vfma): New (v8hf, v4hf variants).
8463 (vfms): New (v8hf, v4hf variants).
8464 (vsub): New (v8hf, v4hf variants).
8465 (vcage): New (v8hf, v4hf variants).
8466 (vcagt): New (v8hf, v4hf variants).
8467 (vcale): New (v8hf, v4hf variants).
8468 (vcalt): New (v8hf, v4hf variants).
8469 (vceq): New (v8hf, v4hf variants).
8470 (vcgt): New (v8hf, v4hf variants).
8471 (vcge): New (v8hf, v4hf variants).
8472 (vcle): New (v8hf, v4hf variants).
8473 (vclt): New (v8hf, v4hf variants).
8474 (vceqz): New (v8hf, v4hf variants).
8475 (vcgez): New (v8hf, v4hf variants).
8476 (vcgtz): New (v8hf, v4hf variants).
8477 (vcltz): New (v8hf, v4hf variants).
8478 (vclez): New (v8hf, v4hf variants).
8479 (vabd): New (v8hf, v4hf variants).
8480 (vmaxf): New (v8hf, v4hf variants).
8481 (vmaxnm): New (v8hf, v4hf variants).
8482 (vminf): New (v8hf, v4hf variants).
8483 (vminnm): New (v8hf, v4hf variants).
8484 (vpmaxf): New (v4hf variant).
8485 (vpminf): New (v4hf variant).
8486 (vpadd): New (v4hf variant).
8487 (vrecps): New (v8hf, v4hf variants).
8488 (vrsqrts): New (v8hf, v4hf variants).
8489 (vabs): New (v8hf, v4hf variants).
8490 (vneg): New (v8hf, v4hf variants).
8491 (vrecpe): New (v8hf, v4hf variants).
8492 (vrnd): New (v8hf, v4hf variants).
8493 (vrnda): New (v8hf, v4hf variants).
8494 (vrndm): New (v8hf, v4hf variants).
8495 (vrndn): New (v8hf, v4hf variants).
8496 (vrndp): New (v8hf, v4hf variants).
8497 (vrndx): New (v8hf, v4hf variants).
8498 (vrsqrte): New (v8hf, v4hf variants).
8499 (vmul_lane): Add v4hf and v8hf variants.
8500 (vmul_n): Add v4hf and v8hf variants.
8501 (vext): New (v8hf, v4hf variants).
8502 (vcvts): New (v8hi, v4hi variants).
8503 (vcvts): New (v8hf, v4hf variants).
8504 (vcvtu): New (v8hi, v4hi variants).
8505 (vcvtu): New (v8hf, v4hf variants).
8506 (vcvts_n): New (v8hf, v4hf variants).
8507 (vcvtu_n): New (v8hi, v4hi variants).
8508 (vcvts_n): New (v8hi, v4hi variants).
8509 (vcvtu_n): New (v8hf, v4hf variants).
8510 (vbsl): New (v8hf, v4hf variants).
8511 (vcvtas): New (v8hf, v4hf variants).
8512 (vcvtau): New (v8hf, v4hf variants).
8513 (vcvtms): New (v8hf, v4hf variants).
8514 (vcvtmu): New (v8hf, v4hf variants).
8515 (vcvtns): New (v8hf, v4hf variants).
8516 (vcvtnu): New (v8hf, v4hf variants).
8517 (vcvtps): New (v8hf, v4hf variants).
8518 (vcvtpu): New (v8hf, v4hf variants).
8520 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8522 * config/arm/arm-builtins.c (hf_UP): New.
8524 (vfp_builtin_data): New. Update comment.
8525 (enum arm_builtins): Include "arm_vfp_builtins.def".
8526 (ARM_BUILTIN_VFP_PATTERN_START): New.
8527 (arm_init_vfp_builtins): New.
8528 (arm_init_builtins): Add arm_init_vfp_builtins.
8529 (arm_expand_vfp_builtin): New.
8530 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
8532 * config/arm/arm_vfp_builtins.def: New file.
8533 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
8534 (arm-builtins.o): Likewise.
8536 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
8539 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
8540 from constant while creating value range.
8542 2016-09-23 Renlin Li <renlin.li@arm.com>
8544 * ira.c (ira): Move ira_use_lra_p initialization code to ...
8545 (ira_init_once): Here.
8547 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
8548 Jakub Jelinek <jakub@redhat.com>
8550 * hooks.h (hook_uint_uintp_false): Rename to...
8551 (hook_bool_uint_uintp_false): ... this.
8552 * hooks.c (hook_uint_uintp_false): Rename to...
8553 (hook_bool_uint_uintp_false): ... this.
8554 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
8555 instead of hook_uint_uintp_false.
8557 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8559 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
8560 (arm_init_builtins): Move body of a loop to the standalone
8561 function arm_init_neon_builtin.
8562 (arm_expand_neon_builtin_1): New. Update comment. Function body
8563 moved from arm_neon_builtin with some white-space fixes.
8564 (arm_expand_neon_builtin): Move code into the standalone function
8565 arm_expand_neon_builtin_1.
8567 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8569 * config/arm/iterators.md (VCVTHI): New.
8570 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
8574 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
8575 (V_HALF): Add V4HF. Fix white-space.
8576 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
8577 (V_s_elem): Likewise.
8578 (V_sz_elem): Fix white-space.
8579 (V_elem_ch): Likewise.
8581 (scalar_mul_constraint): Add V8HF and V4HF.
8582 (Is_float_mode): Fix white-space.
8583 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
8584 (q): Add HF. Fix white-space.
8587 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
8588 (neon_vfm_lane_as): New.
8589 * config/arm/neon.md (add<mode>3_fp16): New.
8590 (sub<mode>3_fp16): New.
8591 (mul<mode>3add<mode>_neon): New.
8592 (fma<VH:mode>4_intrinsic): New.
8593 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
8594 (fmsub<VH:mode>4_intrinsic): New.
8595 (<absneg_str><mode>2): New.
8596 (neon_v<absneg_str><mode>): New.
8597 (neon_v<fp16_rnd_str><mode>): New.
8598 (neon_vrsqrte<mode>): New.
8599 (neon_vpaddv4hf): New.
8600 (neon_vadd<mode>): New.
8601 (neon_vsub<mode>): New.
8602 (neon_vmulf<mode>): New.
8603 (neon_vfma<VH:mode>): New.
8604 (neon_vfms<VH:mode>): New.
8605 (neon_vc<cmp_op><mode>): New.
8606 (neon_vc<cmp_op><mode>_fp16insn): New
8607 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
8608 (neon_vca<cmp_op><mode>): New.
8609 (neon_vca<cmp_op><mode>_fp16insn): New.
8610 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
8611 (neon_vc<cmp_op>z<mode>): New.
8612 (neon_vabd<mode>): New.
8613 (neon_v<maxmin>f<mode>): New.
8614 (neon_vp<maxmin>fv4hf: New.
8615 (neon_<fmaxmin_op><mode>): New.
8616 (neon_vrecps<mode>): New.
8617 (neon_vrsqrts<mode>): New.
8618 (neon_vrecpe<mode>): New (VH variant).
8619 (neon_vdup_lane<mode>_internal): New.
8620 (neon_vdup_lane<mode>): New.
8621 (neon_vcvt<sup><mode>): New (VCVTHI variant).
8622 (neon_vcvt<sup><mode>): New (VH variant).
8623 (neon_vcvt<sup>_n<mode>): New (VH variant).
8624 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
8625 (neon_vcvt<vcvth_op><sup><mode>): New.
8626 (neon_vmul_lane<mode>): New.
8627 (neon_vmul_n<mode>): New.
8628 * config/arm/unspecs.md (UNSPEC_VCALE): New
8629 (UNSPEC_VCALT): New.
8630 (UNSPEC_VFMA_LANE): New.
8631 (UNSPECS_VFMS_LANE): New.
8633 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8635 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
8636 ("*extzv<mode><clobbercc_or_nocc>"):
8637 Correct a typo in a comment.
8639 ("*insv<mode>_zEC12", "*insv<mode>_z10")
8640 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
8641 ("*insv<mode>_zEC12_appendbitsleft")
8642 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
8643 ("*insv<mode>_z10_appendbitsleft"): Ditto.
8644 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
8645 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
8646 Provide pattern with operands switched.
8647 ("*pre_z10_extv<mode>"):
8648 Use new subst patterns.
8649 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
8650 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
8651 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
8652 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
8653 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
8654 ("*<risbg_n>_sidi_ior_and_lshiftrt")
8655 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
8657 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
8658 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
8659 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
8661 ("SINT"): New mode_iterator with SI, HI, QI.
8662 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
8663 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
8666 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8668 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
8669 new interface of s390_contiguous_bitmask_p.
8670 ("contiguous_bitmask_nowrap_operand"): New predicate.
8671 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
8672 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
8673 of s390_contiguous_bitmask_p.
8674 ("NxxDw"): Rename NxxDq constraint to NxxDw.
8675 ("NxxSw"): New constraint.
8676 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
8677 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
8679 (s390_contiguous_bitmask_nowrap_p): Export.
8680 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
8681 former s390_contiguous_bitmask_p.
8682 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
8683 detect contiguous bit ranges with wraparound. Change signature to
8684 return START and END position instead of POS and LENGTH.
8685 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
8686 ranges with wraparound.
8687 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
8688 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
8689 Adapt to new signature of s390_contiguous_bitmask_p.
8691 2016-09-23 Bin Cheng <bin.cheng@arm.com>
8693 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
8694 (create_intersect_range_checks): New.
8695 (vect_create_cond_for_alias_checks): Call above function.
8697 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8699 * config/arm/iterators.md (Code iterators): Fix some white-space
8703 (FCVT): Moved from vfp.md.
8704 (VCVT_HF_US_N): New.
8705 (VCVT_SI_US_N): New.
8710 (FCVTI32typename): Moved from vfp.md.
8711 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
8712 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
8713 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
8714 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
8715 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
8717 (fp16_rnd_str): New.
8718 (fp16_rnd_insn): New.
8719 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
8720 (UNSPEC_VCVT_HF_U_N): New.
8721 (UNSPEC_VCVT_SI_S_N): New.
8722 (UNSPEC_VCVT_SI_U_N): New.
8723 (UNSPEC_VCVTH_S): New.
8724 (UNSPEC_VCVTH_U): New.
8725 (UNSPEC_VCVTA_S): New.
8726 (UNSPEC_VCVTA_U): New.
8727 (UNSPEC_VCVTM_S): New.
8728 (UNSPEC_VCVTM_U): New.
8729 (UNSPEC_VCVTN_S): New.
8730 (UNSPEC_VCVTN_U): New.
8731 (UNSPEC_VCVTP_S): New.
8732 (UNSPEC_VCVTP_U): New.
8733 (UNSPEC_VCVTP_S): New.
8734 (UNSPEC_VCVTP_U): New.
8736 (UNSPEC_VRNDA): New.
8737 (UNSPEC_VRNDI): New.
8738 (UNSPEC_VRNDM): New.
8739 (UNSPEC_VRNDN): New.
8740 (UNSPEC_VRNDP): New.
8741 (UNSPEC_VRNDX): New.
8742 * config/arm/vfp.md (<absneg_str>hf2): New.
8744 (neon_v<fp16_rnd_str>hf): New.
8745 (neon_vrndihf): New.
8750 (*mulsf3neghf_vfp): New.
8751 (*negmulhf3_vfp): New.
8752 (*mulsf3addhf_vfp): New.
8753 (*mulhf3subhf_vfp): New.
8754 (*mulhf3neghfaddhf_vfp): New.
8755 (*mulhf3neghfsubhf_vfp): New.
8758 (fmsubhf4_fp16): New.
8762 (neon_vsqrthf): New.
8763 (neon_vrsqrtshf): New.
8764 (FCVT): Move to iterators.md.
8765 (FCVTI32typename): Likewise.
8766 (neon_vcvth<sup>hf): New.
8767 (neon_vcvth<sup>si): New.
8768 (neon_vcvth<sup>_nhf_unspec): New.
8769 (neon_vcvth<sup>_nhf): New.
8770 (neon_vcvth<sup>_nsi_unspec): New.
8771 (neon_vcvth<sup>_nsi): New.
8772 (neon_vcvt<vcvth_op>h<sup>si): New.
8773 (neon_<fmaxmin_op>hf): New.
8775 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8777 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
8778 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
8779 ("*insv<mode>_zEC12_appendbitsleft")
8780 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
8781 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
8783 2016-09-23 Jakub Jelinek <jakub@redhat.com>
8785 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
8786 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
8787 construct values without normalization.
8788 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
8789 static local lhs_ops to vNULL.
8791 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8792 Jiong Wang <jiong.wang@arm.com>
8794 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
8795 available when FP16 instructions are available.
8796 (output_move_vfp): Add support for 16-bit data moves.
8797 (arm_validize_comparison): Fix some white-space. Support HFmode
8798 by conversion to SFmode.
8799 * config/arm/arm.md (truncdfhf2): Fix a comment.
8800 (extendhfdf2): Likewise.
8802 (movsicc): Fix some white-space.
8804 (movsfcc): Fix some white-space.
8806 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
8807 instructions are available.
8808 (*thumb2_movhi_vfp): Likewise.
8809 (*arm_movhi_fp16): New.
8810 (*thumb2_movhi_fp16): New.
8811 (*movhf_vfp_fp16): New.
8812 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
8813 (*movhf_vfp): Likewise.
8814 (extendhfsf2): Enable when VFP FP16 instructions are available.
8815 (truncsfhf2): Enable when VFP FP16 instructions are available.
8817 2016-09-23 Martin Liska <mliska@suse.cz>
8819 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
8821 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8823 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
8825 (arm_evpc_neon_vtrn): Likewise.
8826 (arm_evpc_neon_vrev): Likewise.
8827 (arm_evpc_neon_vext): Likewise.
8828 * config/arm/arm_neon.h (vbsl_f16): New.
8832 (vdup_lane_f16): New.
8833 (vdupq_lane_f16): New.
8846 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
8847 (vdup_lane): New (v8hf, v4hf variants).
8848 (vext): New (v8hf, v4hf variants).
8849 (vbsl): New (v8hf, v4hf variants).
8850 * config/arm/iterators.md (VDQWH): New.
8852 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
8853 (Scalar_mul_8_16): Fix white-space.
8854 (Is_d_reg): Add V4HF and V8HF.
8855 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
8856 (neon_vdup_lane<mode>): New.
8857 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
8858 (*neon_vtrn<mode>_insn): Likewise.
8859 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
8860 (*neon_vzip<mode>_insn): Likewise
8861 (neon_vuzp<mode>_internal): Likewise.
8862 (*neon_vuzp<mode>_insn): Likewise
8863 * config/arm/vec-common.md (vec_perm_const<mode>): New.
8865 2016-09-23 Jiong Wang <jiong.wang@arm.com>
8866 Matthew Wahab <matthew.wahab@arm.com>
8868 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
8869 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
8870 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
8871 available. Also fix some white-space.
8872 * config/arm/vfp.md (*arm_movhi_vfp): New.
8873 (*thumb2_movhi_vfp): New.
8875 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8877 * config/arm/arm-c.c (arm_cpu_builtins): Define
8878 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
8879 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
8881 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8883 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
8884 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
8885 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
8886 arm_v8_2a_fp16_neon_hw.
8887 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
8890 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8892 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
8893 arm_fp16_alternative_ok and arm_fp16_none_ok.
8895 2016-09-23 Martin Liska <mliska@suse.cz>
8897 * ipa-icf.c (sem_variable::merge): Replace adress with address.
8899 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8901 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
8903 ("armv8.2-a+fp16"): New.
8904 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
8905 (FL2_FP16INST): New.
8906 (FL2_FOR_ARCH8_2A): New.
8907 * config/arm/arm-tables.opt: Regenerate.
8908 * config/arm/arm.c (arm_arch8_2): New.
8909 (arm_fp16_inst): New.
8910 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
8911 for incompatible fp16-format settings.
8912 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
8913 (TARGET_NEON_FP16INST): New.
8914 (arm_arch8_2): Declare.
8915 (arm_fp16_inst): Declare.
8916 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
8917 march=armv8.2-a and march=armv8.2-a+fp16.
8918 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
8920 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
8921 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
8923 2016-09-23 Martin Liska <mliska@suse.cz>
8925 * doc/extend.texi: Remove fused-madd from i386 target options.
8927 2016-09-23 Martin Liska <mliska@suse.cz>
8929 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
8932 2016-09-23 Martin Liska <mliska@suse.cz>
8934 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
8937 2016-09-23 Martin Liska <mliska@suse.cz>
8940 * config/i386/i386.c (ix86_option_override_internal): Change
8941 signature and return false when there's an error related to
8943 (release_options_strings): New function.
8944 (ix86_valid_target_attribute_tree): Call the function.
8946 2016-09-23 Jakub Jelinek <jakub@redhat.com>
8948 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
8949 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
8950 (gen_hsa_ctor_assignment): Likewise.
8951 * print-tree.c (print_node): Likewise.
8952 * tree-dump.c (dequeue_and_dump): Likewise.
8953 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8954 * expr.c (store_constructor): Likewise.
8955 * fold-const.c (operand_equal_p): Likewise.
8956 * tree-pretty-print.c (dump_generic_node): Likewise.
8957 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
8958 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
8960 2016-09-23 Richard Biener <rguenther@suse.de>
8962 * hooks.h (hook_uint_uintp_false): Declare.
8964 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8966 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
8967 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
8969 2016-09-22 Martin Sebor <msebor@redhat.com>
8972 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
8973 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
8974 (target_int_min): Correct computation.
8975 (format_integer): Use long long as the argument for the ll length
8977 (format_floating): Use target_int_max().
8978 (get_string_length): Same.
8979 (format_string): Avoid setting the bounded flag for strings
8981 (try_substitute_return_value): Avoid setting range info when
8982 the result isn't bounded.
8983 * varasm.c (assemble_name): Increase buffer size.
8985 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
8986 Terry Guo <terry.guo@arm.com>
8988 * target.def (elf_flags_numeric): New target hook.
8989 * targhooks.h (default_asm_elf_flags_numeric): New.
8990 * varasm.c (default_asm_elf_flags_numeric): New.
8991 (default_elf_asm_named_section): Use new target hook.
8992 * config/arm/arm.opt (mpure-code): New.
8993 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
8994 * config/arm/arm.c (arm_asm_init_sections): Add section
8995 attribute to default text section if -mpure-code.
8996 (arm_option_check_internal): Diagnose use of option with
8997 non supported targets and/or options.
8998 (arm_asm_elf_flags_numeric): New.
8999 (arm_function_section): New.
9000 (arm_elf_section_type_flags): New.
9001 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
9003 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
9004 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
9006 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
9008 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
9010 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9012 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
9013 * rtl.h: Adjust prototype.
9015 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9017 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
9018 (prev_active_insn): Likewise.
9019 (active_insn_p): Likewise.
9020 * rtl.h: Adjust prototypes.
9021 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
9022 * config/arc/arc.md: Likewise.
9023 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
9024 (branch_needs_nop_p): Likewise.
9025 (use_skip_p): Likewise.
9026 * config/sh/sh.c (gen_block_redirect): Likewise.
9027 (split_branches): Likewise.
9028 * reorg.c (optimize_skip): Likewise.
9029 (fill_simple_delay_slots): Likewise.
9030 (fill_slots_from_thread): Likewise.
9031 (relax_delay_slots): Likewise.
9032 * resource.c (mark_target_live_regs): Likewise.
9034 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9036 * config/cris/cris.c (cris_asm_output_case_end): Change argument
9038 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
9039 (prev_nonnote_nondebug_insn): Likewise.
9040 * config/cris/cris-protos.h: Adjust prototype.
9042 * jump.c (rtx_renumbered_equal_p): Adjust.
9044 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9046 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
9047 * rtl.h: Adjust prototype.
9048 * config/sh/sh.md: Adjust.
9049 * dwarf2out.c (add_var_loc_to_decl): Likewise.
9051 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9053 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
9054 (prev_nondebug_insn): Likewise.
9055 * loop-doloop.c (doloop_condition_get): Likewise.
9056 * rtl.h: Adjust prototype.
9057 * cfgloop.h: Likewise.
9059 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9061 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
9062 (prev_nonnote_insn): Likewise.
9063 * jump.c (reversed_comparison_code_parts): Likewise.
9064 (reversed_comparison): Likewise.
9065 * rtl.h: Adjust prototypes.
9066 * config/arc/arc.md: Adjust.
9067 * cse.c (find_comparison_args): Likewise.
9068 * reorg.c (redundant_insn): Change return type to rtx_insn *.
9069 (fix_reg_dead_note): Change argument type to rtx_insn *.
9070 (delete_prior_computation): Likewise.
9071 (delete_computation): Likewise.
9072 (fill_slots_from_thread): Adjust.
9073 (relax_delay_slots): Likewise.
9074 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
9075 (simplify_relational_operation_1): Likewise.
9076 (simplify_ternary_operation): Likewise.
9078 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9080 * config/arc/arc-protos.h (arc_label_align): Change type of
9081 variables from rtx to rtx_insn *.
9082 * config/arc/arc.c (arc_label_align): Likewise.
9083 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
9084 * config/bfin/bfin.c (workaround_speculation): Likewise.
9085 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
9086 (find_last_same_clock): Likewise.
9087 (reorg_split_calls): Likewise.
9088 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
9089 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
9090 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
9091 (same_cmp_following_p): Likewise.
9092 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
9093 (same_cmp_following_p): Likwise.
9094 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
9095 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
9096 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
9097 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
9098 (rl78_alloc_physical_registers_cmp): Likewise.
9099 (rl78_alloc_physical_registers_umul): Likewise.
9100 (rl78_calculate_death_notes): Likewise.
9101 * config/s390/s390-protos.h (s390_label_align): Likewise.
9102 * config/s390/s390.c (s390_label_align): Likewise.
9103 * config/sh/sh.c (barrier_align): Likewise.
9104 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
9105 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
9106 (emit_cbcond_nop): Likewise.
9108 2016-09-22 Martin Liska <mliska@suse.cz>
9111 * ipa-icf.c (sem_variable::merge): Yield merge operation if
9112 alias address matters, not necessarily address of original.
9114 2016-09-22 Richard Biener <rguenther@suse.de>
9117 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
9120 2016-09-22 Richard Biener <rguenther@suse.de>
9123 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
9124 from constant folding results.
9125 (gimple_resimplify2): Likewise.
9126 (gimple_resimplify3): Likewise.
9128 2016-09-22 Richard Biener <rguenther@suse.de>
9131 * expr.c (expand_expr_real_1): Guard array access against negative
9134 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9136 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
9138 (format_floating): Likewise.
9140 2016-09-22 Jakub Jelinek <jakub@redhat.com>
9143 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
9144 for all IFN_GOMP_SIMD_* internal fns, not just for
9145 IFN_GOMP_SIMD_ORDERED_*.
9147 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9150 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
9151 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
9152 instructions when you want to invert the test.
9153 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
9154 correct order for XXSEL.
9155 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
9156 for using XSCMP{EQ,GT,GE}DP.
9158 2016-09-21 David Malcolm <dmalcolm@redhat.com>
9160 * genconstants.c (main): Introduce noop_reader and convert call
9161 to read_md_files to a method call.
9162 * genenums.c (main): Likewise.
9163 * genmddeps.c (main): Likewise.
9164 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
9165 rtx_reader_ptr->get_top_level_filename ().
9166 (write_tm_preds_h): Likewise.
9167 (write_insn_preds_c): Likewise.
9168 * gensupport.c (class gen_reader): New subclass of rtx_reader.
9169 (rtx_handle_directive): Convert to...
9170 (gen_reader::handle_unknown_directive): ...this.
9171 (init_rtx_reader_args_cb): Convert return type from bool to
9172 rtx_reader *. Create a gen_reader instance, using it for the
9173 call to read_md_files. Return it if no errors occur.
9174 (init_rtx_reader_args): Convert return type from bool to
9176 * gensupport.h (init_rtx_reader_args_cb): Likewise.
9177 (init_rtx_reader_args_cb): Likewise.
9178 * read-md.c (struct file_name_list): Move to class rtx_reader.
9179 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
9180 (read_md_filename): Delete in favor of
9181 rtx_reader::m_read_md_filename.
9182 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
9183 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
9184 (base_dir): Delete in favor of rtx_reader::m_base_dir.
9185 (first_dir_md_include): Delete in favor of
9186 rtx_reader::m_first_dir_md_include.
9187 (last_dir_md_include_ptr): Delete in favor of
9188 rtx_reader::m_last_dir_md_include_ptr.
9189 (max_include_len): Delete.
9190 (rtx_reader_ptr): New.
9191 (fatal_with_file_and_line): Use get_filename and get_lineno
9192 accessors of rtx_reader_ptr.
9193 (require_char_ws): Likewise.
9194 (rtx_reader::read_char): New method, based on ::read_char.
9195 (rtx_reader::unread_char): New method, based on ::unread_char.
9196 (read_escape): Use get_filename and get_lineno accessors of
9198 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
9199 (read_string): Use get_filename and get_lineno accessors of
9201 (rtx_reader::rtx_reader): New ctor.
9202 (rtx_reader::~rtx_reader): New dtor.
9203 (handle_include): Convert from a function to...
9204 (rtx_reader::handle_include): ...this method, converting
9205 handle_directive from a callback to a virtual function.
9206 (handle_file): Likewise, converting to...
9207 (rtx_reader::handle_file): ...this method.
9208 (handle_toplevel_file): Likewise, converting to...
9209 (rtx_reader::handle_toplevel_file): ...this method.
9210 (rtx_reader::get_current_location): New method.
9211 (parse_include): Convert from a function to...
9212 (rtx_reader::add_include_path): ...this method, dropping redundant
9213 update to unused max_include_len.
9214 (read_md_files): Convert from a function to...
9215 (rtx_reader::read_md_files): ...this method, converting
9216 handle_directive from a callback to a virtual function.
9217 (noop_reader::handle_unknown_directive): New method.
9218 * read-md.h (directive_handler_t): Delete this typedef.
9220 (read_md_file): Delete.
9221 (read_md_lineno): Delete.
9222 (read_md_filename): Delete.
9223 (class rtx_reader): New class.
9224 (rtx_reader_ptr): New decl.
9225 (class noop_reader): New subclass of rtx_reader.
9226 (read_char): Reimplement in terms of rtx_reader::read_char.
9227 (unread_char): Reimplement in terms of rtx_reader::unread_char.
9228 (read_md_files): Delete.
9229 * read-rtl.c (read_rtx_code): Update for deletion of globals
9230 read_md_filename and read_md_lineno.
9232 2016-09-21 Jason Merrill <jason@redhat.com>
9234 * input.h (from_macro_definition_at): New.
9236 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
9238 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
9240 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9242 PR tree-optimization/77550
9243 * tree-vect-stmts.c (create_array_ref): Change parameters.
9244 (get_group_alias_ptr_type): New function.
9245 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
9247 2016-09-21 Marek Polacek <polacek@redhat.com>
9249 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9250 Add falls through comment.
9252 2016-09-21 Richard Biener <rguenther@suse.de>
9254 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
9255 (replace_child): Likewise.
9256 (remove_child_TAG): Adjust.
9257 (move_marked_base_types): Likewise.
9258 (prune_unused_types_prune): Clear die_sib of removed children.
9260 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
9263 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
9264 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
9266 2016-09-21 Richard Biener <rguenther@suse.de>
9268 PR tree-optimization/77648
9269 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
9271 (make_transitive_closure_constraints): Adjust comment.
9272 (make_any_offset_constraints): New function.
9273 (handle_rhs_call): Make sure to first expand a pointer to all
9274 subfields before transitively closing it.
9275 (handle_const_call): Likewise. Properly expand returned
9277 (handle_pure_call): Likewise.
9279 2016-09-21 Richard Biener <rguenther@suse.de>
9280 Jakub Jelinek <jakub@redhat.com>
9282 PR tree-optimization/77621
9283 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
9284 group at non-vectorizable stmts.
9286 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9288 PR tree-optimization/72835
9289 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
9290 (make_new_ssa_for_all_defs): Likewise.
9291 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
9293 2016-09-20 Martin Sebor <msebor@redhat.com>
9296 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
9297 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
9298 * config/linux.c (gnu_libc_printf_pointer_format): New function.
9299 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
9300 * config/sol2.c (solaris_printf_pointer_format): New function.
9301 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
9303 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
9304 * doc/tm.texi: Regenerate.
9305 * gimple-fold.h (get_range_strlen): New function.
9306 (get_maxval_strlen): Declare existing function.
9307 * gimple-fold.c (get_range_strlen): Add arguments and compute both
9308 maximum and minimum.
9309 (get_range_strlen): Define overload.
9310 (get_maxval_strlen): Adjust.
9311 * gimple-ssa-sprintf.c: New file and pass.
9312 * passes.def (pass_sprintf_length): Add new pass.
9313 * targhooks.h (default_printf_pointer_format): Declare new function.
9314 (gnu_libc_printf_pointer_format): Same.
9315 (solaris_libc_printf_pointer_format): Same.
9316 * targhooks.c (default_printf_pointer_format): Define new function.
9317 * tree-pass.h (make_pass_sprintf_length): Declare new function.
9318 * print-tree.c: Increase buffer size.
9320 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9322 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
9324 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9326 * common.opt: New option -fipa-vrp.
9327 * ipa-cp.c (ipa_get_vr_lat): New.
9328 (ipcp_vr_lattice::print): Likewise.
9329 (print_all_lattices): Call ipcp_vr_lattice::print.
9330 (ipcp_vr_lattice::meet_with): New.
9331 (ipcp_vr_lattice::meet_with_1): Likewise.
9332 (ipcp_vr_lattice::top_p): Likewise.
9333 (ipcp_vr_lattice::bottom_p): Likewsie.
9334 (ipcp_vr_lattice::set_to_bottom): Likewise.
9335 (set_all_contains_variable): Call VR set_to_bottom.
9336 (initialize_node_lattices): Init VR lattices.
9337 (propagate_vr_accross_jump_function): New.
9338 (propagate_constants_accross_call): Call
9339 propagate_vr_accross_jump_function.
9340 (ipcp_store_vr_results): New.
9341 (ipcp_driver): Handle VR.
9342 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
9343 (ipa_set_jf_unknown): Likewise.
9344 (ipa_compute_jump_functions_for_edge): Likewise.
9345 (ipa_node_params_t::duplicate): Likewise.
9346 (ipa_write_jump_function): Likewise.
9347 (ipa_read_jump_function): Likewise.
9348 (write_ipcp_transformation_info): Likewise.
9349 (read_ipcp_transformation_info): Likewise.
9350 (ipcp_update_vr): New.
9351 (ipcp_transform_function): Handle VR.
9352 * ipa-prop.h (struct ipa_vr): New.
9353 * cgraph.c: Include tree-vrp.h.
9354 * cgraphunit.c: Likewise.
9355 * ipa-utils.c: Likewise.
9358 * toplev.c: Likewise.
9359 * ipa-devirt.c: Likewise.
9360 * ipa-inline-transform.c: Likewise.
9361 * ipa-inline.c: Likewise.
9362 * ipa-profile.c: Likewise.
9364 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9366 * doc/invoke.texi: Document -fdump-tree-evrp.
9367 * passes.def: Define new pass_early_vrp.
9368 * timevar.def: Define new TV_TREE_EARLY_VRP.
9369 * tree-pass.h (make_pass_early_vrp): New.
9370 * tree-ssa-propagate.c: Make replace_uses_in non static.
9371 * tree-ssa-propagate.h: Export replace_uses_in.
9372 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
9373 (extract_range_from_assert): Factor out
9374 extract_range_for_var_from_comparison_expr.
9375 (vrp_initialize_lattice): New.
9376 (vrp_initialize): Factor out vrp_initialize_lattice.
9377 (vrp_valueize): Fix it to reject complex value ranges.
9378 (vrp_free_lattice): New.
9379 (evrp_dom_walker::before_dom_children): Likewise.
9380 (evrp_dom_walker::after_dom_children): Likewise.
9381 (evrp_dom_walker::push_value_range): Likewise.
9382 (evrp_dom_walker::pop_value_range): Likewise.
9383 (execute_early_vrp): Likewise.
9384 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
9385 (make_pass_early_vrp): New.
9387 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9389 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
9390 instead of exact_log2.
9392 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9395 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
9396 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
9397 (ix86_add_stmt_cost): Penalize DFmode vector operations
9398 for !TARGET_VECTORIZE_DOUBLE.
9400 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
9402 * doc/invoke.texi (Warning Options): Simplify language.
9403 (Optimize Options): Complete sentence.
9405 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
9407 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
9410 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
9413 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
9414 inits on power8 and above, use the VMRGEW instruction instead of a
9417 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
9418 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
9421 2016-09-20 Tamar Christina <tamar.christina@arm.com>
9423 * config/aarch64/arm_neon.h
9424 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
9425 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
9426 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
9428 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
9430 * config/var/vax.h (ELIMINABLE_REGS): Define.
9431 (INITIAL_ELIMINATION_OFFSET): Define.
9433 2016-09-20 Jakub Jelinek <jakub@redhat.com>
9436 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
9437 cast to void * if the cast is from some other pointer type.
9439 2016-09-20 Richard Biener <rguenther@suse.de>
9441 PR tree-optimization/77646
9442 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
9445 2016-09-20 Tamar Christina <tamar.christina@arm.com>
9447 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
9448 attributes to all inlined functions and make them extern.
9450 2016-09-20 Richard Biener <rguenther@suse.de>
9452 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
9454 * debug.c (do_nothing_debug_hooks): Adjust.
9455 * dbxout.c (dbx_debug_hooks): Likewise.
9456 * sdbout.c (sdb_debug_hooks): Likewise.
9457 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
9458 (dwarf2out_finish): Move producer, filename and
9460 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
9461 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
9463 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
9466 * doc/invoke.texi: Document -Wint-in-bool-context.
9469 * dwarf2out.c (output_loc_operands): Fix an assertion.
9471 2016-09-19 Joseph Myers <joseph@codesourcery.com>
9473 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
9474 (CR_DECIMAL_DIG): New macro.
9476 2016-09-19 Joseph Myers <joseph@codesourcery.com>
9478 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
9481 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
9483 PR rtl-optimization/77416
9484 * lra-remat.c (operand_to_remat): Process hard coded insn
9487 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9489 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
9490 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
9492 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
9494 * target.def (lra_p): Wordsmithing.
9495 * doc/tm.texi: Regenerate.
9497 2016-09-19 Jakub Jelinek <jakub@redhat.com>
9498 Jan Hubicka <jh@suse.cz>
9501 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
9502 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
9503 Call ultimate_alias_target just once, not up to 4 times.
9505 2016-09-19 Richard Biener <rguenther@suse.de>
9507 * dwarf2out.c (early_dwarf_finished): New global.
9508 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
9510 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
9511 if called from LTO exit early.
9512 (dwarf2out_late_global_decl): When being during the early
9513 debug phase do not add locations but only const value attributes.
9514 Adjust the way we generate early DIEs for LTO.
9516 2016-09-19 Richard Biener <rguenther@suse.de>
9519 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
9520 proper niter to bound the loops.
9522 2016-09-19 Richard Biener <rguenther@suse.de>
9524 PR tree-optimization/77514
9525 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
9526 search for folded stmt.
9528 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
9530 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
9531 * tree-pass.h (make_pass_early_thread_jumps): Declare.
9532 * tree-ssa-threadbackward.c (fsm_find_thread_path,
9533 fsm_find_thread_path, profitable_jump_thread_path,
9534 fsm_find_control_statement_thread_paths,
9535 find_jump_threads_backwards): Add speed_p parameter.
9536 (pass_data_early_thread_jumps): New pass.
9537 (make_pass_early_thread_jumps): New function.
9539 2016-09-17 Andreas Schwab <schwab@suse.de>
9541 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
9542 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
9544 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
9546 * recog.c (rest_of_handle_split_after_reload): Delete.
9547 (pass_split_after_reload::gate): New method.
9548 (pass_split_after_reload::execute): Call split_all_insns directly.
9550 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
9552 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
9553 parameters for functions taking long long arguments.
9555 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9558 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
9559 splat with truncate.
9561 2016-09-16 Jason Merrill <jason@redhat.com>
9563 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
9565 * hwint.c (exact_log2): Use pow2p_hwi.
9566 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
9567 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
9568 * builtins.c (get_object_alignment_2, get_object_alignment)
9569 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
9571 * calls.c (compute_argument_addresses, store_one_arg): Use
9573 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
9574 * combine.c (force_to_mode): Use least_bit_hwi.
9575 (contains_muldiv, find_split_point, combine_simplify_rtx)
9576 (simplify_if_then_else, simplify_set, force_to_mode)
9577 (if_then_else_cond, simplify_and_const_int_1)
9578 (simplify_compare_const): Use pow2p_hwi.
9579 * cse.c (fold_rtx): Use pow2p_hwi.
9580 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
9582 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
9583 (init_expmed_one_conv): Use pow2p_hwi.
9584 * expr.c (is_aligning_offset): Use pow2p_hwi.
9585 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
9586 (fold_binary_loc): Use pow2p_hwi.
9587 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
9588 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
9589 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
9590 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
9592 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
9593 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
9594 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
9595 * omp-low.c (oacc_loop_fixed_partitions)
9596 (oacc_loop_auto_partitions): Use least_bit_hwi.
9597 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
9598 * stor-layout.c (place_field): Use least_bit_hwi.
9599 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
9600 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
9601 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
9602 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
9603 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
9604 * tree-vect-data-refs.c (vect_analyze_group_access_1)
9605 (vect_grouped_store_supported, vect_grouped_load_supported)
9606 (vect_permute_load_chain, vect_shift_permute_load_chain)
9607 (vect_transform_grouped_load): Use pow2p_hwi.
9608 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
9609 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
9610 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
9612 * tsan.c (instrument_expr): Use least_bit_hwi.
9613 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
9615 2016-09-16 Andreas Schwab <schwab@suse.de>
9617 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
9619 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
9621 2016-09-16 Jakub Jelinek <jakub@redhat.com>
9624 * combine.c (rest_of_handle_combine): If any edges have been purged,
9625 free dominators if available.
9627 2016-09-16 Jakub Jelinek <jakub@redhat.com>
9628 Eric Botcazou <ebotcazou@adacore.com>
9631 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
9632 through into expand_addsub_overflow after expand_neg_overflow.
9634 2016-09-15 David Malcolm <dmalcolm@redhat.com>
9636 * diagnostic-show-locus.c
9637 (selftest::test_fixit_insert_containing_newline): New function.
9638 (selftest::test_fixit_replace_containing_newline): New function.
9639 (selftest::diagnostic_show_locus_c_tests): Call the above.
9641 2016-09-15 Bin Cheng <bin.cheng@arm.com>
9643 PR tree-optimization/77503
9644 * tree-vect-loop.c (vectorizable_reduction): Record reduction
9645 code for CONST_COND_REDUCTION at analysis stage and use it at
9647 * tree-vectorizer.h (struct _stmt_vec_info): New field.
9648 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
9649 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
9652 2016-09-15 Richard Biener <rguenther@suse.de>
9655 * fold-const.c (split_tree): Do not split constant ~X.
9657 2016-09-15 Jakub Jelinek <jakub@redhat.com>
9659 PR rtl-optimization/77425
9660 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
9664 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
9665 use %qs instead of %s where desirable, use argument instead of arg in
9666 the diagnostic wording, add list of supported strategies and
9668 (ix86_option_override_internal): Emit target("m...") instead of
9669 option("m...") in the diagnostic. Use %qs instead of %s in invalid
9670 -march/-mtune option diagnostic. Add list of supported arches/tunings
9671 and spellcheck hint. Remove prefix, suffix and sw variables, use
9672 main_args_p ? "..." : "..." in diagnostics to make translation
9675 2016-09-15 Richard Biener <rguenther@suse.de>
9677 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
9678 extra offset argument.
9679 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
9680 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
9681 to reflect new offset parameter.
9682 * doc/tm.texi: Regenerate.
9683 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
9684 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
9686 (darwin_asm_output_dwarf_offset): Likewise.
9687 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
9689 (darwin_asm_output_dwarf_offset): Pass offset argument through.
9690 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
9691 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
9693 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
9696 * ipa-icf.c (set_alias_uids): New function.
9697 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
9698 all the merged variable's referring aliases.
9700 2016-09-15 Richard Biener <rguenther@suse.de>
9702 PR tree-optimization/77514
9703 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
9704 only forced_stmts sequence.
9706 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
9708 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
9709 * cfgexpand.c (update_alias_info_with_stack_vars): Use
9710 FOR_EACH_SSA_NAME to iterate over SSA variables.
9711 (pass_expand::execute): Likewise.
9712 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
9713 * tree-cfg.c (dump_function_to_file): Likewise.
9714 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
9715 (update_ssa): Likewise.
9716 * tree-ssa-alias.c (dump_alias_info): Likewise.
9717 * tree-ssa-ccp.c (ccp_finalize): Likewise.
9718 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
9719 (create_outofssa_var_map): Likewise.
9720 (coalesce_ssa_name): Likewise.
9721 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
9722 * tree-ssa-pre.c (compute_avail): Likewise.
9723 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
9724 (scc_vn_restore_ssa_info): Likewise.
9725 (free_scc_vn): Likwise.
9726 (run_scc_vn): Likewise.
9727 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
9728 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
9729 * tree-ssa-copy.c (fini_copy_prop): Likewise.
9730 * tree-ssa.c (verify_ssa): Likewise.
9732 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
9734 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
9735 and mips64r2 as default 32-bit and 64-bit architectures.
9736 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
9737 as default 32-bit and 64-bit architectures.
9739 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
9741 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
9744 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9746 * target.def (lra_p): Change commentary (for the manual) for the
9748 * doc/tm.texi: Regenerate.
9750 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9752 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
9753 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
9754 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
9755 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
9757 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9759 * targhooks.c (default_lra_p): Return true instead of false.
9761 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9763 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
9764 hook_bool_void_false.
9765 * config/avr/avr.c: Ditto.
9766 * config/bfin/bfin.c: Ditto.
9767 * config/c6x/c6x.c: Ditto.
9768 * config/cr16/cr16.c: Ditto.
9769 * config/cris/cris.c: Ditto.
9770 * config/epiphany/epiphany.c: Ditto.
9771 * config/fr30/fr30.c: Ditto.
9772 * config/frv/frv.c: Ditto.
9773 * config/h8300/h8300.c: Ditto.
9774 * config/ia64/ia64.c: Ditto.
9775 * config/iq2000/iq2000.c: Ditto.
9776 * config/lm32/lm32.c: Ditto.
9777 * config/m32c/m32c.c: Ditto.
9778 * config/m32r/m32r.c: Ditto.
9779 * config/m68k/m68k.c: Ditto.
9780 * config/mcore/mcore.c: Ditto.
9781 * config/microblaze/microblaze.c: Ditto.
9782 * config/mmix/mmix.c: Ditto.
9783 * config/mn10300/mn10300.c: Ditto.
9784 * config/moxie/moxie.c: Ditto.
9785 * config/msp430/msp430.c: Ditto.
9786 * config/nios2/nios2.c: Ditto.
9787 * config/nvptx/nvptx.c: Ditto.
9788 * config/pa/pa.c: Ditto.
9789 * config/pdp11/pdp11.c: Ditto.
9790 * config/rl78/rl78.c: Ditto.
9791 * config/sparc/sparc.c: Ditto.
9792 * config/spu/spu.c: Ditto.
9793 * config/stormy16/stormy16.c: Ditto.
9794 * config/tilegx/tilegx.c: Ditto.
9795 * config/tilepro/tilepro.c: Ditto.
9796 * config/v850/v850.c: Ditto.
9797 * config/vax/vax.c: Ditto.
9798 * config/visium/visium.c: Ditto.
9799 * config/xtensa/xtensa.c: Ditto.
9801 2016-09-14 Jakub Jelinek <jakub@redhat.com>
9804 * tsan.c: Include target.h.
9805 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
9806 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
9807 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
9808 BUILT_IN_ATOMIC_TEST_AND_SET entries.
9809 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
9811 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
9812 Martin Liska <mliska@suse.cz>
9815 * predict.c (force_edge_cold): Add braces to a condition.
9817 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
9819 PR rtl-optimization/77289
9820 * lra-constraints.c (get_final_hard_regno): Removed.
9821 (get_hard_regno): Add new parameter final_p.
9822 (get_reg_class): Directly call lra_get_elimination_hard_regno.
9823 (operands_match_p): Adjust call to get_hard_regno.
9824 (uses_hard_regs_p): Likewise.
9825 (process_alt_operands): Likewise.
9827 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
9830 * config/msp430/msp430.c (msp430_start_function): Emit an error
9831 if a function is both weak and specifies an interrupt number.
9833 2016-09-13 Jakub Jelinek <jakub@redhat.com>
9835 PR tree-optimization/77454
9836 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
9837 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
9840 2016-09-13 Tamar Christina <tamar.christina@arm.com>
9842 * config/aarch64/aarch64-builtins.c
9843 (aarch64_init_simd_builtins): Fix builtin type signature printing.
9845 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
9847 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
9848 SFmode and SCmode arguments by reference.
9850 2016-09-13 David Malcolm <dmalcolm@redhat.com>
9852 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
9854 (selftest::test_one_liner_fixit_insert_before): ...this, and update
9855 for renaming of add_fixit_insert to add_fixit_insert_before.
9856 (selftest::test_one_liner_fixit_insert_after): New function.
9857 (selftest::test_one_liner_fixit_validation_adhoc_locations):
9858 Update for renaming of add_fixit_insert to add_fixit_insert_before.
9859 (selftest::test_one_liner_many_fixits): Likewise.
9860 (selftest::test_diagnostic_show_locus_one_liner): Update for
9861 renaming, call new test function.
9862 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
9863 renaming of add_fixit_insert to add_fixit_insert_before.
9864 (selftest::test_fixit_consolidation): Likewise.
9865 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
9867 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
9868 (selftest::test_applying_fixits_insert_before): ...this.
9869 (selftest::test_applying_fixits_insert): Update for renaming of
9870 add_fixit_insert to add_fixit_insert_before.
9871 (selftest::test_applying_fixits_insert_after): New function.
9872 (selftest::test_applying_fixits_insert_after_at_line_end): New
9874 (selftest::test_applying_fixits_insert_after_failure): New function.
9875 (selftest::test_applying_fixits_multiple): Update for renaming of
9876 add_fixit_insert to add_fixit_insert_before.
9877 (selftest::change_line): Likewise.
9878 (selftest::test_applying_fixits_unreadable_file): Likewise.
9879 (selftest::test_applying_fixits_line_out_of_range): Likewise.
9880 (selftest::test_applying_fixits_column_validation): Likewise.
9881 (selftest::test_applying_fixits_column_validation): Likewise.
9882 (selftest::edit_context_c_tests): Update for renamed test function;
9883 call new test functions.
9885 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
9887 PR tree-optimization/77536
9888 PR rtl-optimization/68212
9889 * config/rs6000/rs6000.md (div->recip splitter): Remove
9890 optimize_insn_for_speed_p condition.
9892 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
9894 * optabs.c (prepare_cmp_insn): Update documentation comment.
9896 2016-09-13 Jakub Jelinek <jakub@redhat.com>
9897 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9900 * opts.h (candidates_list_and_hint): Declare.
9901 * opts-common.c (candidates_list_and_hint): New function.
9902 (cmdline_handle_error): Use it.
9904 2016-09-12 David Malcolm <dmalcolm@redhat.com>
9906 * edit-context.c (edited_line::get_len): New accessor.
9907 (edited_file::print_diff): Split out hunk-printing into...
9908 (edited_file::print_diff_hunk): New method.
9909 (edited_file::print_diff_line): New method.
9911 2016-09-12 Andrew Pinski <apinski@cavium.com>
9913 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
9915 * config/aarch64/aarch64.c (thunderx_tunings): Enable
9916 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
9917 (aarch64_operands_ok_for_ldpstp): Return false if
9918 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
9919 was SImode and the alignment is less than 8 byte.
9920 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
9922 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
9925 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
9927 2016-09-12 Marek Polacek <polacek@redhat.com>
9929 * doc/extend.texi: Use lowercase "boolean".
9930 * doc/invoke.texi: Likewise.
9931 * doc/md.texi: Likewise.
9932 * target.def: Likewise.
9933 * doc/tm.texi: Regenerated.
9935 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9938 * expmed.c (synth_mult): Delete duplicate mode check.
9940 2016-09-10 Tom de Vries <tom@codesourcery.com>
9943 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
9945 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
9946 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
9948 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
9950 PR rtl-optimization/77289
9951 * lra-constraints.c (get_final_hard_regno): Add support for non hard
9952 register numbers. Remove support for subregs.
9953 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
9954 (get_reg_class): Delete removed get_final_hard_regno() argument.
9955 (uses_hard_regs_p): Call get_final_hard_regno().
9957 2016-09-09 Martin Sebor <msebor@redhat.com>
9961 * pretty-print.c (pp_quoted_string): New function.
9962 (pp_format): Call it for %c and %s directives.
9964 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9966 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
9967 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
9968 INITIAL_ELIMINATION_OFFSET) : Update documentation.
9969 * target.def (frame_pointer_required, can_eliminate): Likewise.
9970 * doc/tm.texi: Regenerated.
9971 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
9973 * df-scan.c (df_hard_reg_init): Likewise.
9974 * ira.c (ira_setup_eliminable_regset): Likewise.
9975 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
9976 init_elim_table): Likewise.
9977 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
9978 set_initial_elim_offsets, update_eliminables,
9979 init_elim_table): Likewise.
9980 * rtlanal.c (get_initial_register_offset): Likewise.
9981 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
9982 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
9983 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
9984 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
9985 * config/fr30/fr30.h: Fix comment.
9986 * config/frv/frv.c: Likewise.
9987 * config/frv/frv.h: Likewise.
9988 * config/ft32/ft32.h: Likewise.
9989 * config/visium/visium.h: Likewise.
9990 * config/pa/pa64-linux.h: Likewise.
9991 * config/v850/v850.h: Likewise.
9992 * config/cris/cris.c: Likewise.
9993 * config/ia64/ia64.h: Likewise.
9994 * config/moxie/moxie.h: Likewise.
9995 * config/m32r/m32r.h: Likewise.
9997 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
10000 * config.in: Regenerate.
10001 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
10003 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
10004 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
10005 static-libmpxwrappers case.
10006 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
10007 MPX_LD_AS_NEEDED_GUARD_POP.
10008 * configure: Regenerate.
10009 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
10010 defined if linker support "--push-state"/"--pop-state".
10012 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
10014 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
10016 2016-09-09 Joseph Myers <joseph@codesourcery.com>
10018 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
10019 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
10020 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
10021 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
10022 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
10023 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
10024 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
10026 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
10027 width macros from TS 18661-1.
10028 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
10030 2016-09-08 Jakub Jelinek <jakub@redhat.com>
10033 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
10034 OMP_CLAUSE_SAFELEN_EXPR.
10036 2016-09-07 David Malcolm <dmalcolm@redhat.com>
10038 * Makefile.in (OBJS): Add substring-locations.o.
10039 * langhooks-def.h (class substring_loc): New forward decl.
10040 (lhd_get_substring_location): New decl.
10041 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
10042 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
10043 * langhooks.c (lhd_get_substring_location): New function.
10044 * langhooks.h (class substring_loc): New forward decl.
10045 (struct lang_hooks): Add field get_substring_location.
10046 * substring-locations.c: New file, taking definition of
10047 format_warning_va and format_warning_at_substring from
10048 c-family/c-format.c, making them non-static.
10049 * substring-locations.h (class substring_loc): Move class here
10050 from c-family/c-common.h. Add and rewrite comments.
10051 (format_warning_va): New decl.
10052 (format_warning_at_substring): New decl.
10053 (get_source_location_for_substring): Add comment.
10055 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
10057 * config/i386/i386.c: Add 'U' suffix to processor feature bits
10058 to avoid -Wnarrowing warning.
10059 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
10060 * opts.c: Likewise for SANITIZER_OPT bitmasks.
10062 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
10064 * config/aarch64/aarch64.c (aarch64_legitimize_address):
10065 Avoid use of base_offset if offset already in range.
10067 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
10069 * config/sh/sh-protos.h (struct sh_atomic_model,
10070 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10071 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10072 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
10073 * config/sh/sh.h (struct sh_atomic_model,
10074 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10075 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10076 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
10077 Guard with __cplusplus.
10079 2016-09-06 Jakub Jelinek <jakub@redhat.com>
10082 * config/i386/i386.c (ix86_expand_builtin): For builtin with
10083 unsupported or unknown ISA, use expand_call.
10085 2016-09-06 Martin Liska <mliska@suse.cz>
10087 PR gcov-profile/77378
10088 PR gcov-profile/77466
10089 * tree-profile.c (tree_profiling): Detect whether target can use
10090 -fprofile-update=atomic.
10092 2016-09-06 Richard Biener <rguenther@suse.de>
10094 PR tree-optimization/77479
10095 * tree-vrp.c (update_value_range): Extend overflow handling to
10098 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10101 * config/i386/i386.md (isa): Add x64_avx512bw.
10102 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
10103 (kmov_isa): New mode attr.
10104 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
10105 (*zero_extend<mode>si2): Likewise.
10106 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
10108 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
10110 * doc/invoke.texi (SPU Options): nops -> NOPs.
10111 (x86 Options): Ditto.
10113 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10115 PR middle-end/77475
10116 * toplev.c (process_options): Temporarily set input_location
10117 to UNKNOWN_LOCATION around targetm.target_option.override () call.
10119 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
10121 PR rtl-optimization/77452
10122 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
10123 inner-mode reference to a CONST_VECTOR constant in the constant pool.
10125 2016-09-05 Marek Polacek <polacek@redhat.com>
10128 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
10130 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10133 * gensupport.c (alter_output_for_subst_insn): Remove redundant
10134 *insn_out == '*' test. Don't copy unnecessary to yet another
10135 memory buffer, and don't leak it.
10137 PR rtl-optimization/77425
10138 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
10140 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
10142 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
10144 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10146 * common.opt (fdiagnostics-generate-patch): New option.
10147 * diagnostic.c: Include "edit-context.h".
10148 (diagnostic_initialize): Initialize context->edit_context_ptr.
10149 (diagnostic_finish): Delete context->edit_context_ptr.
10150 (diagnostic_report_diagnostic): Add fix-it hints from the
10151 diagnostic to context->edit_context_ptr, if any.
10152 * diagnostic.h (class edit_context): Add forward decl.
10153 (struct diagnostic_context): Add field "edit_context_ptr".
10154 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10155 -fdiagnostics-generate-patch.
10156 (-fdiagnostics-generate-patch): New item.
10157 * toplev.c: Include "edit-context.h".
10158 (process_options): Set global_dc->edit_context_ptr to a new
10159 edit_context if the options need one.
10160 (toplev::main): Handle -fdiagnostics-generate-patch by using
10161 global_dc->edit_context_ptr.
10163 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10166 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
10167 map and firstprivate clauses on target construct for _Atomic
10169 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
10170 on target construct for _Atomic qualified decls.
10171 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
10173 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
10174 _Atomic qualified arguments not mentioned in uniform clause.
10176 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10178 * Makefile.in (OBJS-libcommon): Add edit-context.o.
10179 * diagnostic-color.c (color_dict): Add "diff-filename",
10180 "diff-hunk", "diff-delete", and "diff-insert".
10181 (parse_gcc_colors): Update default value of GCC_COLORS in comment
10182 to reflect above changes.
10183 * doc/invoke.texi (-fdiagnostics-color): Update description of
10184 default GCC_COLORS, and of the supported capabilities.
10185 * edit-context.c: New file.
10186 * edit-context.h: New file.
10187 * input.c (struct fcache): Add field "missing_trailing_newline".
10188 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
10190 (add_file_to_cache_tab): Likewise.
10191 (fcache::fcache): Likewise.
10192 (get_next_line): Update c->missing_trailing_newline.
10193 (location_missing_trailing_newline): New function.
10194 * input.h (location_missing_trailing_newline): New decl.
10195 * selftest-run-tests.c (selftest::run_tests): Call
10196 edit_context_c_tests.
10197 * selftest.h (edit_context_c_tests): New decl.
10199 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10200 Richard Biener <rguenth@suse.de>
10202 PR tree-optimization/77444
10203 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
10204 as steptype, remove redundant initialization.
10206 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10209 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
10210 (sanopt_optimize_walker): Optimize away
10211 __asan_before_dynamic_init (...) followed by
10212 __asan_after_dynamic_init () without intervening memory loads/stores.
10213 * ipa-pure-const.c (special_builtin_state): Handle
10214 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
10215 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
10217 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10219 * cfg.c (free_original_copy_tables): Replace second assignment of
10220 bb_copy = NULL by bb_original = NULL.
10222 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10225 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
10226 assignment added in r216794.
10228 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10230 * Makefile.in (OBJS): Add typed-splay-tree.o.
10231 * selftest-run-tests.c (selftest::run_tests): Call
10232 typed_splay_tree_c_tests.
10233 * selftest.h (typed_splay_tree_c_tests): New decl.
10234 * typed-splay-tree.c: New file.
10235 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
10236 (typed_splay_tree::max): New method.
10237 (typed_splay_tree::min): New method.
10238 (typed_splay_tree::foreach): New method.
10239 (typed_splay_tree::closure): New struct.
10240 (typed_splay_tree::inner_foreach_fn): New function.
10242 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10244 * ipa-cp.c (ipcp_store_bits_results): Change option name from
10245 -fipa-cp-bit to -fipa-bit-cp.
10247 2016-09-01 Martin Sebor <msebor@redhat.com>
10249 PR tree-optimization/71831
10250 * tree-object-size.h: Return bool instead of the size and add
10251 argument for the size.
10252 * tree-object-size.c (compute_object_offset): Update signature.
10253 (addr_object_size): Same.
10254 (compute_builtin_object_size): Return bool instead of the size
10255 and add argument for the size. Handle POINTER_PLUS_EXPR when
10256 optimization is disabled.
10257 (expr_object_size): Adjust.
10258 (plus_stmt_object_size): Adjust.
10259 (pass_object_sizes::execute): Adjust.
10260 * builtins.c (fold_builtin_object_size): Adjust.
10261 * doc/extend.texi (Object Size Checking): Update.
10262 * ubsan.c (instrument_object_size): Adjust.
10264 2016-09-01 Martin Sebor <msebor@redhat.com>
10266 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
10267 it fits the output of the formatted function regardless of its
10269 * genmodes.c (parser::parse_expr): Same.
10270 * gimplify.c (gimplify_asm_expr): Same.
10271 * passes.c (pass_manager::register_one_dump_file): Same.
10272 * print-tree.c (print_node): Same.
10274 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10276 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
10278 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10280 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
10282 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10284 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
10285 * config/rs6000/vector.md: Ditto.
10286 * config/rs6000/vsx.md: Ditto.
10288 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10290 * ipa-inline-analysis.c (param_change_prob): Get to the base object
10291 first in all cases.
10293 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10295 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
10296 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
10297 *return_and_restore_gpregs_<mode>_r11,
10298 *return_and_restore_gpregs_<mode>_r12,
10299 *return_and_restore_gpregs_<mode>_r1,
10300 *return_and_restore_fpregs_<mode>_r11,
10301 *return_and_restore_fpregs_<mode>_r12,
10302 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
10303 directly instead of via the "l" constraint. Renumber operands.
10306 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10308 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
10309 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
10310 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
10311 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
10312 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
10313 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
10314 *call_value_nonlocal_darwin64, reload_macho_picbase,
10315 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
10316 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
10317 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
10318 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
10319 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
10320 *save_fpregs_<mode>_r1): Ditto.
10321 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
10322 *return_and_restore_gpregs_spe): Ditto.
10324 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10326 * config/rs6000/rs6000.md
10327 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
10328 the use of the link register.
10329 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
10331 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10332 Michael Meissner <meissner@linux.vnet.ibm.com>
10335 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
10336 reg+reg addressing for TImode.
10337 (rs6000_legitimate_address_p): Only allow register indirect
10338 addressing for TImode, even without TARGET_QUAD_MEMORY.
10340 2016-09-01 Richard Biener <rguenther@suse.de>
10342 PR middle-end/77436
10343 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
10344 check whether the result fits the desired result type.
10346 2016-09-01 Nathan Sidwell <nathan@acm.org>
10348 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
10350 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
10352 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
10354 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
10356 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10358 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
10359 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
10360 for comparisons of integer ZERO_EXTEND against zero.
10362 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10364 * config/i386/i386.c (ix86_option_override_internal): Also disable the
10365 STV pass if -mstackrealign is enabled.
10367 2016-08-31 Ilya Verbin <iverbin@gmail.com>
10369 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
10372 2016-08-31 David Malcolm <dmalcolm@redhat.com>
10374 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
10375 (layout_range::intersects_line_p): New method.
10376 (test_range_contains_point_for_single_point): Rename to...
10377 (test_layout_range_for_single_point): ...this, and add testing
10378 for layout_range::intersects_line_p.
10379 (test_range_contains_point_for_single_line): Rename to...
10380 (test_layout_range_for_single_line): ...this, and add testing
10381 for layout_range::intersects_line_p.
10382 (test_range_contains_point_for_multiple_lines): Rename to...
10383 (test_layout_range_for_multiple_lines): ...this, and add testing
10384 for layout_range::intersects_line_p.
10385 (layout::layout): Populate m_fixit_hints.
10386 (layout::get_expanded_location): Handle the case of a line-span
10388 (layout::validate_fixit_hint_p): New method.
10389 (get_line_span_for_fixit_hint): New function.
10390 (layout::calculate_line_spans): Add spans for fixit-hints.
10391 (layout::should_print_annotation_line_p): New method.
10392 (layout::print_any_fixits): Drop param "richloc", instead using
10393 validated fixits in m_fixit_hints. Add "const" to hint pointers.
10394 (diagnostic_show_locus): Avoid printing blank annotation lines.
10395 (selftest::test_diagnostic_context::test_diagnostic_context):
10396 Initialize show_column and start_span.
10397 (selftest::test_diagnostic_context::start_span_cb): New static
10399 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
10400 (selftest::diagnostic_show_locus_c_tests): Update for function
10401 renamings. Call test_diagnostic_show_locus_fixit_lines.
10403 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
10405 PR tree-optimization/73714
10406 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
10408 2016-08-31 David Malcolm <dmalcolm@redhat.com>
10410 * selftest.c: Move "namespace selftest {" to top of file,
10411 removing explicit "selftest::" qualifiers throughout.
10413 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
10415 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
10417 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
10418 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
10419 Replace builtin with vector extension.
10420 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
10422 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
10423 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
10424 Replace builtin with vector extension.
10425 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
10426 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
10427 Replace builtin with vector extension.
10428 * config/i386/xmmintrin.h (__m128_u): New type.
10429 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
10430 (_mm_load_ps, _mm_store_ps): Simplify.
10432 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
10434 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
10436 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10438 * diagnostic-show-locus.c (colorizer::begin_state): Support more
10439 than 3 ranges per diagnostic by alternating between color 1 and
10441 (layout::layout): Replace use of rich_location::MAX_RANGES
10442 with richloc->get_num_locations ().
10443 (layout::calculate_line_spans): Replace use of
10444 rich_location::MAX_RANGES with m_layout_ranges.length ().
10445 (layout::print_annotation_line): Handle arbitrary numbers of
10446 ranges in caret-printing by defaulting to '^'.
10447 (selftest::test_one_liner_many_fixits): New function.
10448 (test_diagnostic_show_locus_one_liner): Call it.
10449 * diagnostic.c (diagnostic_initialize): Update for renaming
10450 of rich_location::MAX_RANGES to
10451 rich_location::STATICALLY_ALLOCATED_RANGES.
10452 * diagnostic.h (struct diagnostic_context): Likewise.
10454 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10456 * selftest.c (selftest::named_temp_file::named_temp_file): New
10458 (selftest::temp_source_file::~temp_source_file): Move to...
10459 (selftest::named_temp_file::~named_temp_file): ...here.
10460 (selftest::test_named_temp_file): New function.
10461 (selftest::selftest_c_tests): Call test_named_temp_file.
10462 * selftest.h (class named_temp_file): New class.
10463 (class temp_source_file): Convert to a subclass of named_temp_file.
10465 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
10467 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
10468 USEs of LR_REGNO in returns and sibcalls.
10469 (rs6000_output_mi_thunk): Similar.
10470 (rs6000_sibcall_aix): Similar.
10471 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
10472 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
10473 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
10474 Remove the USE of LR_REGNO from the patterns as well. Delete an
10476 (return_internal_<mode>): Delete.
10478 2016-08-30 Tamar Christina <tamar.christina@arm.com>
10480 * config/aarch64/aarch64-simd.md
10481 (aarch64_ld2<mode>_dreg_le): New.
10482 (aarch64_ld2<mode>_dreg_be): New.
10483 (aarch64_ld2<mode>_dreg): Removed.
10484 (aarch64_ld3<mode>_dreg_le): New.
10485 (aarch64_ld3<mode>_dreg_be): New.
10486 (aarch64_ld3<mode>_dreg): Removed.
10487 (aarch64_ld4<mode>_dreg_le): New.
10488 (aarch64_ld4<mode>_dreg_be): New.
10489 (aarch64_ld4<mode>_dreg): Removed.
10490 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
10492 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10494 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
10495 redundant location param.
10496 (test_one_liner_fixit_remove): Likewise.
10497 (test_one_liner_fixit_replace): Likewise.
10498 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
10499 * gcc-rich-location.c
10500 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
10501 get_range_from_loc. Drop overload taking a const char *.
10502 * gcc-rich-location.h
10503 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
10506 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
10508 * config/linux.c (linux_libc_has_function): Return true on musl.
10510 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
10512 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
10514 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
10516 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
10517 used for abnormal egdes.
10519 2016-08-30 Jakub Jelinek <jakub@redhat.com>
10521 PR tree-optimization/72866
10522 * tree-vect-patterns.c (search_type_for_mask): Turn into
10523 a small wrapper, move all code to ...
10524 (search_type_for_mask_1): ... this new function. Add caching
10525 and adjust recursive calls.
10528 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
10529 instead of lookup_type_die (type_main_variant (type)) even for array
10532 PR middle-end/77377
10533 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
10534 constant pool reference return x instead of c.
10536 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
10538 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
10541 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10544 (selftest::test_make_location_nonpure_range_endpoints): Fix
10547 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10549 * diagnostic-show-locus.c
10550 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
10552 (selftest::test_diagnostic_show_locus_one_liner): Call it.
10553 * input.c (get_pure_location): Move to libcpp/line-map.c.
10554 * input.h (get_pure_location): Convert decl to an inline function
10555 calling implementation in libcpp.
10557 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
10560 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
10561 template for intel asm dialect.
10562 (vec_set_hi_<mode><mask_name>): Ditto.
10564 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10566 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
10567 (selftest::fail_formatted): Likewise.
10569 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10571 * input.c (make_location): Call get_start and get_finish
10572 on the endpoints to avoid storing packed ranges or ad-hoc
10574 (selftest::test_make_location_nonpure_range_endpoints): New function.
10575 (selftest::input_c_tests): Call it.
10576 * input.h (get_start): New inline function.
10578 2016-08-29 Tom de Vries <tom@codesourcery.com>
10581 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
10584 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
10586 * Makefile.in (gcov-iov.h): Add dummy recipe.
10588 2016-08-29 Nathan Sidwell <nathan@acm.org>
10590 * config/nvptx/nvptx.c: #include tree-vrp.h.
10592 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
10595 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
10596 HIGH+LO construct during reload.
10598 2016-08-28 Tom de Vries <tom@codesourcery.com>
10601 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
10602 'sysv_abi va_list' attribute.
10603 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
10604 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
10607 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10609 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
10610 * emit-rtl.c (unshare_all_rtl_1): Adjust.
10611 (unshare_all_rtl_again): Likewise.
10612 * function.c (assign_stack_local_1): Likewise.
10613 (assign_stack_temp_for_type): Likewise.
10615 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10617 * cfgbuild.c (make_edges): Adjust.
10618 * cfgrtl.c (can_delete_label_p): Likewise.
10619 * dwarf2cfi.c (create_trace_edges): Likewise.
10620 * except.c (sjlj_emit_dispatch_table): Likewise.
10621 * function.h (struct expr_status): make x_forced_labels a vector.
10622 * jump.c (rebuild_jump_labels_1): Adjust.
10623 * reload1.c (set_initial_label_offsets): Likewise.
10624 * stmt.c (force_label_rtx): Likewise.
10625 (expand_label): Likewise.
10627 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10629 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
10631 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
10633 PR tree-optimization/71077
10634 PR tree-optimization/68542
10635 * fold-const.c (fold_relational_const): Fix folding of
10636 VECTOR_CST comparisons that have a scalar boolean result type.
10637 (selftest::test_vector_folding): New static function.
10638 (selftest::fold_const_c_tests): Call it.
10640 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
10642 * doc/extend.texi (SPU Built-in Functions): Remove stale
10643 references to material formerly at IBM and Sony.
10645 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
10648 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
10650 2016-08-26 David Malcolm <dmalcolm@redhat.com>
10652 * diagnostic-show-locus.c
10653 (selftest::test_fixit_consolidation): New function.
10654 (selftest::diagnostic_show_locus_c_tests): Call it.
10655 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
10656 constructor based on source_range.
10658 2016-08-26 David Malcolm <dmalcolm@redhat.com>
10660 * diagnostic-color.c (color_dict): Add "fixit-insert" and
10662 (parse_gcc_colors): Update description of default GCC_COLORS.
10663 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
10664 (colorizer::set_fixit_insert): New method.
10665 (colorizer::set_fixit_delete): New method.
10666 (colorizer::get_color_by_name): New method.
10667 (colorizer::STATE_FIXIT_INSERT): New constant.
10668 (colorizer::STATE_FIXIT_DELETE): New constant.
10669 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
10670 fields in favor of new field "m_stop_color". Add fields
10671 "m_fixit_insert" and "m_fixit_delete".
10672 (colorizer::colorizer): Update for above changes. Replace
10673 colorize_start calls with calls to get_color_by_name.
10674 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
10675 STATE_FIXIT_DELETE. Update for field renamings.
10676 (colorizer::finish_state): Simplify by using m_stop_color,
10677 rather than multiple identical "*_ce" fields.
10678 (colorizer::get_color_by_name): New method.
10679 (layout::print_any_fixits): Print insertions and replacements
10680 using the "fixit-insert" color, and deletions using the
10681 "fixit-delete" color.
10682 * doc/invoke.texi (-fdiagnostics-color): Update description of
10683 default GCC_COLORS, and of the supported capabilities.
10685 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
10687 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
10688 current_function_static_stack_size variable with the static
10689 stack frame size of the current function when
10690 flag_stack_usage_info is enabled.
10692 2016-08-26 Nathan Sidwell <nathan@acm.org>
10694 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
10695 assignment inside if condition.
10697 2016-08-26 Richard Biener <rguenther@suse.de>
10699 PR tree-optimization/69047
10700 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
10701 extracts similar to what FRE does.
10702 (non_rewritable_mem_ref_base): Likewise.
10704 2016-08-26 Joseph Myers <joseph@codesourcery.com>
10706 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
10707 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10708 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10709 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10710 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
10712 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10713 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10714 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10715 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
10716 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10718 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10721 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
10722 reservation duration to 15 cycles.
10723 (cortex_a8_vfp_macs): Likewise.
10724 (cortex_a8_vfp_macd): Likewise.
10725 (cortex_a8_vfp_divs): Likewise.
10726 (cortex_a8_vfp_divd): Likewise.
10728 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10730 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
10731 (aarch_macro_fusion_pair_p): Use above to avoid early return.
10733 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10734 Martin Jambhor <mjambor@suse.cz>
10736 * common.opt: New option -fipa-bit-cp.
10737 * doc/invoke.texi: Document -fipa-bit-cp.
10738 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
10739 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
10740 * tree-ssa-ccp.h: New header file.
10741 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
10742 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
10743 Replace all occurences of tree parameter by two new params: signop, int.
10744 (bit_value_unop_1): Change to bit_value_unop and export it.
10745 Replace all occurences of tree parameter by two new params: signop,
10747 (bit_value_binop): Change call from bit_value_binop_1 to
10749 (bit_value_assume_aligned): Likewise.
10750 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
10751 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
10753 (ccp_finalize): Skip processing if val->mask == 0.
10754 * ipa-cp.c: Include tree-ssa-ccp.h
10755 (ipcp_bits_lattice): New class.
10756 (ipcp_param_lattice (bits_lattice): New member.
10757 (print_all_lattices): Call ipcp_bits_lattice::print.
10758 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
10759 (initialize_node_lattices): Likewise.
10760 (propagate_bits_accross_jump_function): New function.
10761 (propagate_constants_accross_call): Call
10762 propagate_bits_accross_jump_function.
10763 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
10764 (ipcp_store_bits_results): New function.
10765 (ipcp_driver): Call ipcp_store_bits_results.
10766 * ipa-prop.h (ipa_bits): New struct.
10767 (ipa_jump_func): Add new member bits of type ipa_bits.
10768 (ipa_param_descriptor): Change decl to decl_or_type.
10769 (ipa_get_param): Change decl to decl_or_type and assert on
10771 (ipa_get_type): New function.
10772 (ipcp_transformation_summary): New member bits.
10773 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
10774 (ipa_populate_param_decls): Likewise.
10775 (ipa_dump_param): Likewise.
10776 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
10778 (ipa_set_jf_unknown): Set ipa_bits::known to false.
10779 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
10781 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
10782 (ipa_write_jump_function): Add streaming for ipa_bits.
10783 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
10784 (write_ipcp_transformation_info): Add streaming for ipa_bits
10785 summary for ltrans.
10786 (read_ipcp_transfomration_info): Add support for reading streamed
10788 (ipcp_update_bits): New function.
10789 (ipcp_transform_function): Call ipcp_update_bits.
10791 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
10793 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
10794 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
10796 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
10798 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
10800 2016-08-25 Richard Biener <rguenther@suse.de>
10802 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
10803 Only add locations in late dwarf.
10804 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
10805 (dwarf2out_early_finish): But do it here.
10807 2016-08-24 Michael Collison <michael.collison@linaro.org>
10808 Michael Collison <michael.collison@arm.com>
10810 * config/arm/arm-modes.def: Add new condition code mode CC_V
10811 to represent the overflow bit.
10812 * config/arm/arm.c (maybe_get_arm_condition_code):
10813 Add support for CC_Vmode.
10814 (arm_gen_unlikely_cbranch): New function to generate common
10815 rtl conditional branches for overflow patterns.
10816 * config/arm/arm-protos.h: Add prototype for
10817 arm_gen_unlikely_cbranch.
10818 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
10819 addsi3_compareV_upper): New patterns to support signed
10820 builtin overflow add operations.
10821 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
10822 New patterns to support unsigned builtin add overflow operations.
10823 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
10824 builtin overflow subtract operations,
10825 (usubv<mode>4): New patterns to support unsigned builtin subtract
10826 overflow operations.
10827 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
10828 to support builtin overflow negate operations.
10830 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10833 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10835 * explow.c (get_dynamic_stack_size): Take known alignment of stack
10836 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
10839 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
10841 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
10842 MULTILIB_OPTIONS should be used. Small wording fixes.
10843 * genmultilib: Memorize set of all option combinations in
10844 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
10845 found in MULTILIB_OPTIONS by checking if option set is listed in
10846 combination_space. Output new and existing error message to stderr.
10848 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
10850 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
10851 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
10852 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
10853 (MULTILIB_REUSE): Remove reuse rules for option set including
10854 -mfpu=fp-armv8 and -mfpu=vfpv4
10856 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
10858 * config/arm/t-rtems: Add vfp multilib.
10860 2016-08-23 Ian Lance Taylor <iant@golang.org>
10862 * config/s390/s390.c (s390_asm_file_start): Call
10863 default_file_start.
10865 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10867 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
10868 initialization of all 0's to the 0 constant, instead of directly
10869 generating XOR. Add support for V4SImode vector initialization on
10870 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
10871 initialization. Change variables used in V4SFmode vector
10872 intialization. For V4SFmode vector splat on ISA 3.0, make sure
10873 any memory addresses are in index form. Add support for using
10874 VSPLTH/VSPLTB to initialize vector short and vector char vectors
10875 with all of the same element.
10876 (regno_or_subregno): New helper function to return a register
10877 number for either REG or SUBREG.
10878 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
10879 Use regno_or_subregno where possible.
10880 (rs6000_split_v4si_init_di_reg): New helper function to build up a
10881 DImode value from two SImode values in order to generate V4SImode
10882 vector initialization on 64-bit systems with direct move.
10883 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
10885 (rtx_is_swappable_p): V4SImode vector initialization insn is not
10887 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
10889 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
10890 attributes to initialize V8HImode and V16QImode vectors with the
10892 (VSX_SPLAT_COUNT): Likewise.
10893 (VSX_SPLAT_SUFFIX): Likewise.
10894 (UNSPEC_VSX_VEC_INIT): New unspec.
10895 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
10896 Allow SFmode values to come from Altivec registers.
10897 (vsx_init_v4si): New insn/split for V4SImode vector initialization
10898 on 64-bit systems with direct move.
10899 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
10900 vector initializations, to allow V4SImode vector initializations
10901 on 64-bit systems with direct move.
10902 (vsx_splat_v4si): Likewise.
10903 (vsx_splat_v4si_di): Likewise.
10904 (vsx_splat_v4sf): Likewise.
10905 (vsx_splat_v4sf_internal): Likewise.
10906 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
10908 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
10909 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
10910 initializing V8HImode and V16QImode vectors with the same
10912 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
10913 optimization if -maltivec=be.
10915 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
10917 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
10918 attribute for alternatives 3 and 4.
10920 2016-08-23 David Malcolm <dmalcolm@redhat.com>
10922 * selftest.c (selftest::assert_str_contains): New function.
10923 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
10924 * selftest.h (selftest::assert_str_contains): New decl.
10925 (ASSERT_STR_CONTAINS): New macro.
10927 2016-08-23 Richard Biener <rguenther@suse.de>
10929 PR tree-optimization/77286
10930 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
10932 (vect_transform_loop): Split exit edges of loop and scalar
10933 loop if required and at the appropriate time.
10935 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10937 * explow.c (get_dynamic_stack_size): Take known alignment of stack
10938 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
10940 Correct a typo in a comment.
10942 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10944 * config/s390/s390.md ("*andc_split"): New splitter for and with
10947 2016-08-23 Richard Biener <rguenther@suse.de>
10949 PR tree-optimization/27336
10950 * tree-vrp.c (infer_value_range): Handle stmts that can throw
10951 by looking for a non-EH edge.
10952 (process_assert_insertions_for): Likewise.
10954 2016-08-23 Richard Biener <rguenther@suse.de>
10956 PR middle-end/77305
10957 * statistics.c (statistics_counter_event): Robustify against
10960 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10962 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
10963 for targets amdfam10 and barcelona.
10965 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
10967 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
10968 (zero_extend<mode>di2): Ditto.
10969 (*zero_extend<mode>si2): Ditto.
10970 (*zero_extendqihi2): Ditto.
10972 2016-08-22 Joseph Myers <joseph@codesourcery.com>
10974 PR middle-end/77269
10975 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
10976 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
10978 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
10980 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
10981 identical consecutive elements.
10982 [SSA_NAME]: Print the name's def stmt on its own line. When printing
10983 the node's def stmt, avoid printing an unwanted trailing newline by
10984 replacing the call to print_gimple_stmt() with its inlined body and
10985 adjusting it to not set pp_needs_newline and to call pp_flush()
10986 instead of pp_newline_and_flush().
10988 2016-08-22 Joseph Myers <joseph@codesourcery.com>
10990 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
10991 (float32_type_node, float64_type_node, float32x_type_node)
10992 (float128x_type_node): New macros.
10993 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
10994 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
10995 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
10996 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
10997 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
10998 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
10999 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
11000 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
11001 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
11002 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
11003 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
11004 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
11005 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
11006 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
11007 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
11008 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
11009 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
11010 (copysign, fabs, huge_val, inf, nan, nans): Use it.
11011 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
11013 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
11014 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
11015 * doc/extend.texi (Other Builtins): Document these built-in
11017 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
11020 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
11022 * doc/install.texi (Binaries): www.opencsw.org now uses https.
11024 2016-08-22 Richard Biener <rguenther@suse.de>
11026 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
11028 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
11031 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
11032 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
11033 non-SSE2 athlons only, otherwise prefer SSE prefetches.
11035 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11037 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
11038 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
11039 (vrp_visit_switch_stmt): Likewise.
11040 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
11041 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
11042 (vrp_visit_stmt): Use extract_range_from_stmt.
11043 (vrp_visit_phi_node): Use extract_range_from_phi_node.
11045 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11047 * Makefile.in: Add tree-vrp.h to GTFILES.
11048 * gengtype.c (open_base_files): Add tree-vrp.h.
11049 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
11050 * builtins.c: Likewise.
11051 * fold-const.c: Likewise.
11052 * gimple-builder.c: Likewise.
11053 * gimple-laddress.c: Likewise.
11054 * hsa-gen.c: Likewise.
11055 * internal-fn.c: Likewise.
11057 * targhooks.c: Liewise,
11058 * tree-ssa-address.c: Likewise.
11059 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
11060 * tree-vrp.c (struct value_range): Move to tree-vrp.h
11061 * tree-vrp.h: New file.
11063 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11065 PR tree-optimization/61839
11066 * tree-vrp.c (two_valued_val_range_p): New.
11067 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
11068 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
11069 Also Convert VAR BINOP CST where VAR is two-valued to
11070 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
11072 2016-08-19 David Malcolm <dmalcolm@redhat.com>
11074 * diagnostic-show-locus.c
11075 (layout::annotation_line_showed_range_p): New method.
11076 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
11077 Reimplement case fixit_hint::REPLACE to cover removals, and
11078 replacements where the range of the replacement isn't one
11079 of the ranges in the rich_location.
11080 (test_one_liner_fixit_replace): Likewise.
11081 (selftest::test_one_liner_fixit_replace_non_equal_range): New
11083 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
11085 (selftest::test_diagnostic_show_locus_one_liner): Call the new
11087 * diagnostic.c (print_parseable_fixits): Remove case
11088 fixit_hint::REMOVE.
11090 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
11093 * config/i386/i386.c (ix86_option_override_internal): Remove
11094 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
11095 Enable SSE prefetch also for TARGET_PREFETCHWT1.
11096 Do not try to enable TARGET_PRFCHW ISA flag here.
11097 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
11098 Rewrite expander function body.
11099 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
11101 2016-08-19 Joseph Myers <joseph@codesourcery.com>
11104 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
11105 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
11106 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
11107 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
11108 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
11109 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
11110 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
11111 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
11112 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
11114 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
11116 (struct floatn_type_info): New structure type.
11117 (floatn_nx_types): New variable declaration.
11118 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
11119 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
11120 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
11121 * tree.c (floatn_nx_types): New variable.
11122 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
11123 corresponding complex types.
11124 * target.def (floatn_mode): New hook.
11125 * targhooks.c: Include "real.h".
11126 (default_floatn_mode): New function.
11127 * targhooks.h (default_floatn_mode): New prototype.
11128 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
11130 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
11131 effective-target and dg-add-options keywords.
11132 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
11133 Document new effective-target keywords.
11134 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
11135 * doc/tm.texi: Regenerate.
11136 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
11137 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
11138 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
11140 * real.h (struct real_format): Add field ieee_bits.
11141 * real.c (ieee_single_format, mips_single_format)
11142 (motorola_single_format, spu_single_format, ieee_double_format)
11143 (mips_double_format, motorola_double_format)
11144 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
11145 (ieee_extended_intel_128_format)
11146 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
11147 (mips_extended_format, ieee_quad_format, mips_quad_format)
11148 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
11149 (decimal_double_format, decimal_quad_format, ieee_half_format)
11150 (arm_half_format, real_internal_format: Initialize ieee_bits
11152 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
11153 float128_type_node. Set float80_type_node to float64x_type_node
11154 if appropriate and long_double_type_node not appropriate.
11155 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
11156 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
11157 Initialize ieee_bits field.
11158 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
11159 (rs6000_init_builtins): Set ieee128_float_type_node to
11160 float128_type_node.
11161 (rs6000_floatn_mode): New function.
11163 2016-08-19 Jakub Jelinek <jakub@redhat.com>
11165 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
11166 _rdseed64_step): Uglify argument names and/or local variable names
11167 in inline functions.
11168 * config/i386/rtmintrin.h (_xabort): Likewise.
11169 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
11170 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
11171 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
11172 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
11173 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
11174 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
11175 _mm_maskz_ternarylogic_epi32): Likewise.
11176 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
11177 __lwpins32, __lwpins64): Likewise.
11178 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
11179 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
11180 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
11181 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
11182 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
11183 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
11184 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
11185 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
11186 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
11187 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
11188 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
11189 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
11190 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
11191 _mm256_mask_i64gather_epi32): Likewise.
11192 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11193 * config/i386/ia32intrin.h (__writeeflags): Likewise.
11194 * config/i386/pkuintrin.h (_wrpkru): Likewise.
11195 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
11196 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
11197 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
11198 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
11199 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
11200 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
11201 _mm512_mask_prefetch_i64scatter_ps): Likewise.
11202 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11203 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
11204 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
11205 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
11206 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
11207 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
11208 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
11209 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
11211 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
11213 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
11214 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
11216 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
11217 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
11219 (_rdpkru_u32): Add space after function name.
11221 * config/i386/t-i386 (i386-c.o): Don't depend on
11222 i386-builtin-types.inc.
11223 (i386.o): Depend on i386-builtin-types.inc.
11225 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
11228 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
11229 Use const_vec_duplicate to check for duplicated elements.
11231 2016-08-19 Richard Biener <rguenther@suse.de>
11233 PR tree-optimization/77290
11234 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11235 Fix flag_tree_parallelize_loops check.
11237 2016-08-19 Richard Biener <rguenther@suse.de>
11239 * match.pd (x | 0 -> x): Add.
11241 2016-08-19 Richard Biener <rguenther@suse.de>
11243 PR tree-optimization/77286
11244 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11245 Deal with virtual PHIs being out-of-order.
11247 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11249 * doc/invoke.texi (fverbose-asm): Note that source code lines
11250 are emitted, and provide an example.
11251 * final.c (asm_show_source): New function.
11252 (final_scan_insn): Call asm_show_source.
11254 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11256 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
11257 param with diagnostic_kind.
11258 (class colorizer): Similarly replace field m_diagnostic with
11260 (colorizer::colorizer): Replace diagnostic
11261 param with diagnostic_kind.
11262 (colorizer::begin_state): Update for above field change.
11263 (layout::layout): Replace diagnostic param with rich_location *
11264 and diagnostic_kind.
11265 (diagnostic_show_locus): Replace diagnostic param with richloc
11266 and diagnostic_kind.
11267 (class selftest::test_diagnostic_context): New class.
11268 (selftest::test_diagnostic_show_locus_unknown_location): New
11270 (selftest::test_one_liner_simple_caret): New function.
11271 (selftest::test_one_liner_caret_and_range): New function.
11272 (selftest::test_one_liner_multiple_carets_and_ranges): New
11274 (selftest::test_one_liner_fixit_remove): New function.
11275 (selftest::test_one_liner_fixit_replace): New function.
11276 (selftest::test_diagnostic_show_locus_one_liner): New function.
11277 (selftest::diagnostic_show_locus_c_tests): Call the new test
11279 * diagnostic.c (diagnostic_initialize): Initialize
11280 colorize_source_p, show_ruler_p and parseable_fixits_p.
11281 (default_diagnostic_finalizer): Update for change to
11282 diagnostic_show_locus.
11283 (diagnostic_append_note): Likewise.
11284 * diagnostic.h (diagnostic_show_locus): Replace
11285 const diagnostic_info * param with location * and diagnostic_t.
11287 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11289 * input.c (saved_line_table): New global.
11290 (class selftest::temp_line_table): Rename to line_table_test and
11291 move declaration to selftest.h, and drop field m_old_line_table.
11292 (selftest::temp_line_table::temp_line_table): Rename ctor to...
11293 (selftest::line_table_test::line_table_test): ...this. Add a
11294 default ctor. Store current value of line_table within
11296 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
11297 (selftest::line_table_test::~line_table_test): ...this, and
11298 restore line_table from the saved_line_table, rather than
11300 (selftest::test_accessing_ordinary_linemaps): Update for above
11302 (selftest::test_lexer): Likewise.
11303 (struct selftest::lexer_test): Likewise.
11304 (selftest::lexer_test::lexer_test): Likewise.
11305 (selftest::input_c_tests): Move the looping over test cases from
11307 (selftest::for_each_line_table_case): New function.
11308 * input.h (saved_line_table): New decl.
11309 * selftest.h (struct selftest::line_table_case): New forward decl.
11310 (class selftest::line_table_test): New class, moved here from
11311 selftest::temp_line_table in input.c, and renamed.
11312 (selftest::for_each_line_table_case): New decl.
11314 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
11317 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
11319 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
11321 PR middle-end/70895
11322 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
11323 enclosing parallel construct for reduction variables on OpenACC loop
11326 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
11328 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
11329 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
11331 (function_to_dwarf_procedure): Update comment.
11333 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11335 * input.c (diagnostics_file_cache_forcibly_evict_file): New
11337 * input.h (diagnostics_file_cache_forcibly_evict_file): New
11339 * selftest.c (selftest::temp_source_file::~temp_source_file):
11340 Evict m_filename from the diagnostic file cache.
11342 2016-08-18 Richard Biener <rguenther@suse.de>
11344 * tree-pass.h (make_pass_materialize_all_clones): Declare.
11345 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
11346 make_pass_materialize_all_clones): New simple IPA pass encapsulating
11347 clone materialization.
11348 * passes.def (all_late_ipa_passes): Start with
11349 pass_materialize_all_clones.
11350 * cgraphunit.c (symbol_table::compile): Remove call to
11351 materialize_all_clones.
11352 * tree-into-ssa.c: Include statistics.h.
11353 (update_ssa): Count number of times we do incremental/rewrite
11356 2016-08-18 Richard Biener <rguenther@suse.de>
11358 PR tree-optimization/77282
11359 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11360 When doing auto-parallelizing also prevent use of PHIs that
11361 carry dependences across loop backedges.
11363 2016-08-18 Tamar Christina <tamar.christina@arm.com>
11364 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11366 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
11368 2016-08-18 Richard Biener <rguenther@suse.de>
11370 * ssa-iterators.h (ssa_vuse_operand): New inline.
11371 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
11372 (predicate_all_scalar_phis): Use remove_phi_node to remove
11373 phi nodes predicated. Delay removing virtual PHIs.
11374 (predicate_mem_writes): Update virtual operands.
11375 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
11376 (tree_if_conversion): Do not rewrite virtual SSA form.
11377 * tree-phinodes.c (release_phi_node): Make static.
11378 * tree-phinodes.h (release_phi_node): Remove.
11380 2016-08-18 Jakub Jelinek <jakub@redhat.com>
11382 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
11383 codes that appear in bdesc_* arrays, instead include i386-builtin.def
11384 twice to define those.
11385 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
11386 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
11387 bdesc_multi_arg): Define by including i386-builtin.def the third time.
11388 * config/i386/i386-builtin.def: New file.
11390 2016-08-17 David Malcolm <dmalcolm@redhat.com>
11392 * input.c (get_source_range_for_char): Rename to...
11393 (selftest::get_source_range_for_char): ...this, and move within
11394 the #if CHECKING_P guard.
11395 (get_num_source_ranges_for_substring): Rename to...
11396 (selftest::get_num_source_ranges_for_substring): ...this, move
11397 within the #if CHECKING_P guard, and make static.
11398 (selftest::assert_num_substring_ranges): Initialize
11401 2016-08-18 Alan Modra <amodra@gmail.com>
11403 PR rtl-optimization/72771
11404 * reload.c (find_reloads): Don't assume that a subreg mem is OK
11405 when find_reloads_toplev returns address_reloaded==-1.
11406 (alternative_allows_const_pool_ref): Update comment.
11408 2015-08-17 Alan Hayward <alan.hayward@arm.com>
11410 PR tree-optimization/71752
11411 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
11412 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
11414 2016-08-17 Jakub Jelinek <jakub@redhat.com>
11416 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
11417 instead of testing ECF_NORETURN bit in gimple_call_flags.
11418 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
11419 * predict.c (tree_bb_level_predictions): Likewise.
11420 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
11422 PR middle-end/77259
11423 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
11424 turning a call into __builtin_unreachable-like noreturn call, adjust
11425 gimple_call_set_fntype.
11426 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
11427 gimple_call_fntype has void return type.
11429 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
11431 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
11432 maybe_lookup_decl, to handle nested acc loop directives.
11434 2016-08-17 Richard Biener <rguenther@suse.de>
11436 PR tree-optimization/76490
11437 * tree-vrp.c (update_value_range): Preserve overflow infinities
11438 when intersecting with ranges from get_range_info.
11439 (operand_less_p): Handle overflow infinities correctly.
11440 (value_range_constant_singleton): Use vrp_operand_equal_p
11441 to handle overflow max/min correctly.
11442 (vrp_valueize): Likewise.
11443 (union_ranges): Likewise.
11444 (intersect_ranges): Likewise.
11445 (vrp_visit_phi_node): Improve iteration limitation to only
11446 apply when we'll possibly re-visit the PHI via a changed argument
11449 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
11451 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
11452 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
11453 rather than those that should not be built.
11455 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
11458 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
11460 2016-08-17 Richard Biener <rguenther@suse.de>
11462 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
11463 (verify_vssa): New function verifying virtual SSA form.
11464 (verify_ssa): Call it.
11465 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
11466 Do not apply loop-closed SSA handling to virtuals.
11467 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
11468 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
11469 when rewriting their symbol.
11470 (prepare_def_site_for): Likewise.
11471 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
11472 operands of moved stmts.
11474 2016-08-17 Richard Biener <rguenther@suse.de>
11476 PR tree-optimization/23855
11477 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
11478 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
11479 find guards to hoist. Do not update SSA form but rewrite virtuals
11480 into loop closed SSA.
11481 (find_loop_guard): Adjust to skip already hoisted guards. Do
11482 not mark virtuals for renaming or update SSA form.
11484 2016-08-17 Martin Liska <mliska@suse.cz>
11486 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
11487 a LONG_LONG_TYPE_SIZE comparison.
11488 * gcov-io.h: Remove macro definitions.
11489 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
11490 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
11493 2016-08-16 Jakub Jelinek <jakub@redhat.com>
11495 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
11496 that builtins not mentioned in bdesc_* arrays come first, then
11497 the ones mentioned in bdesc_* arrays in the order they appear in
11498 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
11499 IX86_BUILTIN__BDESC_*_LAST enumerator.
11500 (bdesc_mpx): Fix up a comment typo.
11501 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
11502 __builtin_ia32_vpcomneu[bwdq] builtins.
11503 (BDESC_VERIFY, BDESC_VERIFYS): Define.
11504 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
11505 enum ix86_builtins ordering.
11506 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
11507 for direct bdesc_* array member access instead of searching all the
11508 arrays until an fcode match is found.
11510 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
11512 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
11513 pattern as define_insn_and_split. Split insn before reload to
11515 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
11516 <shift_insn><mode>3_1.
11517 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
11518 <rotate_insn><mode>3_1.
11520 2016-08-16 David Malcolm <dmalcolm@redhat.com>
11523 * input.c (get_source_range_for_substring): Rename to...
11524 (get_source_location_for_substring): ...this, adding param
11525 "caret_idx", and converting output param from source_range * to
11527 (get_source_range_for_char): New function.
11528 (get_num_source_ranges_for_substring): Update comment to reflect
11530 (assert_char_at_range): Update to use get_source_range_for_char
11531 rather than get_source_range_for_substring.
11532 (test_lexer_string_locations_concatenation_2): Likewise.
11533 * substring-locations.h (get_source_range_for_substring): Rename
11535 (get_source_location_for_substring): ...this, and adding param
11536 "caret_idx", and converting output param from source_range * to
11539 2016-08-16 David Malcolm <dmalcolm@redhat.com>
11541 * input.c (class selftest::temp_source_file): Move to
11543 (selftest::temp_source_file::temp_source_file): Move to
11545 (selftest::temp_source_file::~temp_source_file): Likewise.
11546 * selftest.c (selftest::temp_source_file::temp_source_file): Move
11548 (selftest::temp_source_file::~temp_source_file): Likewise.
11549 * selftest.h (class selftest::temp_source_file): Move here from
11552 2016-08-16 Jakub Jelinek <jakub@redhat.com>
11555 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
11556 inlining, add cgraph edge for the added __builtin_unreachable call.
11558 PR middle-end/67485
11559 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
11560 only cast it to SHWI for the final comparison.
11562 2016-08-16 Martin Liska <mliska@suse.cz>
11564 PR gcov-profile/36412
11565 * doc/gcov.texi: Document --hash-filenames(-x).
11566 * gcov.c (print_usage): Add the option.
11567 (process_args): Process the option, sort options alphabetically.
11568 (md5sum_to_hex): New function.
11569 (make_gcov_file_name): Do the md5sum and append it to a
11572 2016-08-16 Bin Cheng <bin.cheng@arm.com>
11574 PR tree-optimization/69848
11575 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
11576 and swtich operands to avoid additional NOT instruction.
11577 (vcond<v_cmp_mixed><mode>): Ditto.
11578 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
11580 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
11582 * doc/install.texi (*-*-solaris2*): Adjust latest change.
11584 2016-08-16 Richard Biener <rguenther@suse.de>
11586 PR tree-optimization/76783
11587 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
11588 BB visited flags at start.
11590 2016-08-16 Bin Cheng <bin.cheng@arm.com>
11592 PR tree-optimization/72817
11593 PR tree-optimization/73450
11594 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
11595 multiple_of_p for adjusted IV.base.
11597 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
11600 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
11601 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
11602 for !flag_finite_math_only or flag_signed_zeros.
11603 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
11604 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
11605 depend on flag_finite_math_only.
11606 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
11608 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
11609 (*ieee_smin<mode>3): Ditto.
11610 (*ieee_smax<mode>3): Ditto.
11611 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
11612 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
11614 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
11615 depend on flag_finite_math_only.
11616 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
11617 (*mmx_<code>v2sf3): Remove.
11618 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
11619 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
11620 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
11622 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
11624 PR rtl-optimization/73650
11625 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
11626 it is not a simple move.
11628 2016-08-15 Martin Liska <mliska@suse.cz>
11631 * gcc.c (do_spec_1): Call save_string with the right size.
11632 (save_string): Do an assert about string we copy.
11634 2016-08-15 Richard Biener <rguenther@suse.de>
11636 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
11637 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
11639 (pass_data_stv): Likewise.
11641 2016-08-15 Richard Biener <rguenther@suse.de>
11643 PR tree-optimization/73434
11644 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
11645 TBAA info on the base when forwarding a non-invariant address.
11647 2016-08-15 Jakub Jelinek <jakub@redhat.com>
11649 * dwarf2out.c (struct checksum_attributes): Add
11650 at_string_length_bit_size and at_string_length_byte_size fields.
11651 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
11652 and DW_AT_string_length_byte_size.
11653 (die_checksum_ordered): Handle at_string_length_bit_size and
11654 at_string_length_byte_size.
11655 (gen_array_type_die): For dwarf_version >= 5 emit
11656 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
11657 (adjust_string_types): For dwarf_version >= 5 remove
11658 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
11659 (resolve_addr): Likewise.
11662 * dwarf2out.c (string_types): New variable.
11663 (gen_array_type_die): Change early_dwarf handling of
11664 DW_AT_string_length, create DW_OP_call4 referencing the
11665 length var temporarily. Handle parameters that are pointers
11667 (adjust_string_types): New function.
11668 (gen_subprogram_die): Temporarily set string_types to local var,
11669 call adjust_string_types if needed.
11670 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
11672 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
11674 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
11676 * doc/install.texi (*-*-solaris2*): Fix version number and document
11677 requirement on GNU make for building libjava with the Solaris linker.
11679 2016-08-15 Martin Liska <mliska@suse.cz>
11680 Jakub Jelinek <jakub@redhat.com>
11682 PR tree-optimization/72824
11683 * tree-loop-distribution.c (const_with_all_bytes_same)
11684 <case VECTOR_CST>: Fix a typo.
11686 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
11689 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
11690 Renamed from _mm512_undefined_si512.
11691 (_mm_undefined_si512): New definition.
11693 2016-08-13 Richard Biener <rguenther@suse.de>
11695 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
11696 into PHIs and update the lattice for its def.
11698 2016-08-12 Jakub Jelinek <jakub@redhat.com>
11701 * ubsan.c (instrument_si_overflow): Pass true instead of false
11703 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
11704 of bbs. Return TODO_cleanup_cfg if any returned true.
11706 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11708 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
11709 ISA 3.0 MTVSRDD instruction.
11710 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
11713 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
11715 PR tree-optimization/71083
11716 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
11717 bitfield access when possible.
11719 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
11721 PR middle-end/71654
11722 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
11723 sign-changing cast from a shorter unsigned type to a wider
11726 2016-08-12 Jakub Jelinek <jakub@redhat.com>
11728 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
11729 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
11730 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
11732 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11734 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
11735 Correct costs for vec_construct.
11737 2016-08-12 Bin Cheng <bin.cheng@arm.com>
11739 PR tree-optimization/69848
11740 * tree-vectorizer.h (enum vect_def_type): New condition reduction
11741 type CONST_COND_REDUCTION.
11742 * tree-vect-loop.c (vectorizable_reduction): Support new condition
11743 reudction type CONST_COND_REDUCTION.
11745 2016-08-12 Richard Biener <rguenther@suse.de>
11747 PR tree-optimization/57326
11748 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
11749 returning an SSA name.
11750 (phi_translate_1): When fully_constant_expression returns a NAME
11751 make sure we have a leader for it.
11753 2016-08-12 Martin Liska <mliska@suse.cz>
11754 Adam Fineman <afineman@afineman.com>
11756 * gcov.c (process_file): Create .gcov file when .gcda
11759 2016-08-12 Marek Polacek <polacek@redhat.com>
11762 * alias.c (find_base_value): Adjust fall through comment.
11763 * cfgexpand.c (expand_debug_expr): Likewise.
11764 * combine.c (find_split_point): Likewise.
11765 (expand_compound_operation): Likewise. Add FALLTHRU.
11766 (make_compound_operation): Adjust fall through comment.
11767 (canon_reg_for_combine): Add FALLTHRU.
11768 (force_to_mode): Adjust fall through comment.
11769 (simplify_shift_const_1): Likewise.
11770 (simplify_comparison): Likewise.
11771 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
11773 * config/aarch64/predicates.md: Likewise.
11774 * config/i386/i386.c (function_arg_advance_32): Likewise.
11775 (ix86_gimplify_va_arg): Likewise.
11776 (print_reg): Likewise.
11777 (ix86_print_operand): Likewise.
11778 (ix86_build_const_vector): Likewise.
11779 (ix86_expand_branch): Likewise.
11780 (ix86_sched_init_global): Adjust fall through comment.
11781 (ix86_expand_args_builtin): Add FALLTHRU.
11782 (ix86_expand_builtin): Likewise.
11783 (ix86_expand_vector_init_one_var): Likewise.
11784 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11785 (rs6000_adjust_cost): Likewise.
11786 (insn_must_be_first_in_group): Likewise.
11787 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
11788 * dbxout.c (dbxout_symbol): Adjust fall through comment.
11789 * df-scan.c (df_uses_record): Likewise.
11790 * dojump.c (do_jump): Add FALLTHRU.
11791 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
11793 (resolve_args_picking_1): Adjust fall through comment.
11794 (loc_list_from_tree_1): Likewise.
11795 * expmed.c (make_tree): Likewise.
11796 * expr.c (expand_expr_real_2): Add FALLTHRU.
11797 (expand_expr_real_1): Likewise. Adjust fall through comment.
11798 * fold-const.c (const_binop): Adjust fall through comment.
11799 (fold_truth_not_expr): Likewise.
11800 (fold_cond_expr_with_comparison): Add FALLTHRU.
11801 (fold_binary_loc): Likewise.
11802 (contains_label_1): Adjust fall through comment.
11803 (multiple_of_p): Likewise.
11804 * gcov-tool.c (process_args): Add FALLTHRU.
11805 * genattrtab.c (check_attr_test): Likewise.
11806 (write_test_expr): Likewise.
11807 * genconfig.c (walk_insn_part): Likewise.
11808 * genpreds.c (validate_exp): Adjust fall through comment.
11809 (needs_variable): Likewise.
11810 * gensupport.c (get_alternatives_number): Add FALLTHRU.
11811 (subst_dup): Likewise.
11812 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
11813 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
11814 (gimplify_scan_omp_clauses): Add FALLTHRU.
11815 (goa_stabilize_expr): Likewise.
11816 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
11818 * hsa-gen.c (get_address_from_value): Likewise.
11819 * ipa-icf.c (sem_function::hash_stmt): Likewise.
11820 * ira.c (ira_setup_alts): Add FALLTHRU.
11821 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
11823 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
11824 * opts.c (common_handle_option): Likewise.
11825 * read-rtl.c (read_rtx_code): Likewise.
11826 * real.c (round_for_format): Likewise.
11827 * recog.c (asm_operand_ok): Likewise.
11828 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
11829 * reload1.c (set_label_offsets): Likewise.
11830 (eliminate_regs_1): Likewise.
11831 (reload_reg_reaches_end_p): Likewise.
11832 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
11833 (rtx_cost): Likewise.
11834 * sched-rgn.c (is_exception_free): Likewise.
11835 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
11836 * stor-layout.c (int_mode_for_mode): Likewise.
11837 * toplev.c (print_to_asm_out_file): Likewise.
11838 (print_to_stderr): Likewise.
11839 * tree-cfg.c (gimple_verify_flow_info): Likewise.
11840 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
11841 (chrec_fold_multiply): Likewise.
11842 (evolution_function_is_invariant_rec_p): Likewise.
11843 (for_each_scev_op): Likewise.
11844 * tree-data-ref.c (siv_subscript_p): Likewise.
11845 (get_references_in_stmt): Likewise.
11846 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
11847 (substitute_in_expr): Likewise.
11848 (type_cache_hasher::equal): Likewise.
11849 (walk_type_fields): Likewise.
11850 * var-tracking.c (adjust_mems): Add FALLTHRU.
11851 (set_dv_changed): Adjust fall through comment.
11852 * varasm.c (default_function_section): Add FALLTHRU.
11854 2016-08-12 Marek Polacek <polacek@redhat.com>
11857 * tree-complex.c (expand_complex_division): Add missing break.
11859 2016-08-12 Richard Biener <rguenther@suse.de>
11861 * passes.c (execute_todo): Do not push/pop TV_TODO.
11862 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
11863 (execute_one_pass): Likewise.
11864 * common.opt (ftime-report-details): New switch.
11865 * doc/invoke.texi (ftime-report-details): Document.
11866 * timevar.h (timer::print_row): Adjust signature.
11867 (timer::all_zero): New static helper.
11868 (timer::child_map_t): New typedef.
11869 (timer::time_var_def): Add children field.
11870 * timevar.c (timer::named_items::print): Adjust.
11871 (timer::~timer): Free timevar recorded children.
11872 (timer::pop_internal): When -ftime-report-details record
11873 time spent in sub-timevars.
11874 (timer::print_row): Adjust.
11875 (timer::print): Print sub-timevar stats, use all_zero.
11876 * timevar.def (TV_TODO): Remove.
11878 2016-08-12 Richard Biener <rguenther@suse.de>
11880 PR tree-optimization/72851
11881 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
11882 worklists to use bitmaps indexed in execution order.
11883 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
11884 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
11885 (cfg_blocks): Make a bitmap.
11886 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
11888 (cfg_blocks_empty_p): Adjust.
11889 (cfg_blocks_add): Likewise.
11890 (cfg_blocks_get): Likewise.
11891 (add_ssa_edge): Likewise.
11892 (add_control_edge): Likewise.
11893 (simulate_stmt): Likewise.
11894 (process_ssa_edge_worklist): Likewise.
11895 (simulate_block): Likewise.
11896 (ssa_prop_init): Compute PRE order and stmt UIDs.
11897 (ssa_prop_fini): Adjust.
11898 (ssa_propagate): Adjust.
11900 2016-08-12 Richard Biener <rguenther@suse.de>
11902 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
11903 the currently executable edges have fixed ranges. Always
11904 go through update_value_range.
11906 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
11910 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
11911 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
11912 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
11913 (LANG_HOOKS_DECLS): Add it.
11914 * langhooks.h (struct lang_hooks_for_decls): Add
11915 function_decl_defaulted. Const_tree-ify
11916 function_decl_explicit_p and function_decl_deleted_p.
11917 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
11918 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
11919 also at strict DWARF v5.
11922 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
11923 TYPE_QUAL_CONST in reference-typed decls.
11926 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
11927 in DW_OP_pieces, just enough to handle pointers to member
11929 (gen_remaining_tmpl_value_param_die_attribute): Use a location
11930 expression on DWARFv5 if a constant value doesn't work.
11932 2016-08-11 David Malcolm <dmalcolm@redhat.com>
11934 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
11935 * selftest.c (selftest::test_assertions): New function.
11936 (selftest::selftest_c_tests): New function.
11937 * selftest.h (selftest::selftest_c_tests): New declaration.
11939 2016-08-11 Richard Biener <rguenther@suse.de>
11940 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11942 PR rtl-optimization/72855
11943 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
11945 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11948 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
11949 (vsx_store_<mode>): Likewise.
11951 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
11953 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
11954 TImode CONST_WIDE_INT store.
11955 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
11957 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
11959 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
11960 mode if unaligned SSE load and store are optimal.
11962 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
11964 PR tree-optimization/71083
11965 * tree-predcom.c (ref_at_iteration): Correctly align the
11968 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11970 * config/s390/s390-builtin-types.def: Add INT128 types.
11971 * config/s390/s390-builtins.def: Add INT128 variants for the add
11972 sub low-level builtins dealing with TImode.
11973 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
11974 via subreg when expanding a builtin.
11975 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
11976 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
11978 * config/s390/vecintrin.h: Adjust builtin names accordingly.
11979 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
11980 ("vec_addc<mode>", "vec_addc_u128"): Merge to
11981 "vacc<bhfgq>_<mode>".
11982 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
11983 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
11984 ("vec_subc<mode>", "vec_subc_u128"): Merge to
11985 "vscbi<bhfgq>_<mode>".
11986 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
11987 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
11989 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11991 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
11993 2016-08-11 Bin Cheng <bin.cheng@arm.com>
11995 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
11996 unused declaration.
11997 (vcond<v_cmp_mixed><mode>): Ditto.
11998 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12000 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12002 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
12003 variable explicitly, also assert on it before use.
12005 2016-08-11 Richard Biener <rguenther@suse.de>
12007 PR tree-optimization/72772
12008 * cfgloopmanip.c (create_preheader): Use split_edge if there
12009 is a single loop entry, avoiding degenerate PHIs.
12011 2016-08-11 Richard Biener <rguenther@suse.de>
12013 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
12014 unconditional TODO_cleanup_cfg.
12015 (pass_thread_jumps::execute): Initialize loops, perform a CFG
12016 cleanup only if we threaded a jump.
12018 2016-08-11 Alan Modra <amodra@gmail.com>
12021 * lra-constraints.c (simplify_operand_subreg): Allow subreg
12022 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
12023 slow. Emit two reloads for slow mem case, first loading in
12024 fast innermode, then converting to required mode.
12026 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
12028 * config/rs6000/altivec.h (vec_extract_exp): New macro.
12029 (vec_extract_sig): New macro.
12030 (vec_insert_exp): New macro.
12031 (vec_test_data_class): New macro.
12032 (scalar_extract_exp): New macro.
12033 (scalar_extract_sig): New macro.
12034 (scalar_insert_exp): New macro.
12035 (scalar_test_data_class): New macro.
12036 (scalar_test_neg): New macro.
12037 (scalar_cmp_exp_gt): New macro.
12038 (scalar_cmp_exp_lt): New macro.
12039 (scalar_cmp_exp_eq): New macro.
12040 (scalar_cmp_exp_unordered): New macro.
12041 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
12042 to enforce constraint that operand is a 7-bit unsigned literal.
12043 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
12044 for power9 built-ins.
12045 (BU_P9V_VSX_2): Likewise.
12046 (BU_P9V_64BIT_VSX_2): Likewise.
12047 (VSEEDP): Add scalar extract exponent support.
12048 (VSEESP): Add scalar extract signature support.
12049 (VSTDCNDP): Add scalar test negative support.
12050 (VSTDCNSP): Likewise.
12051 (VSIEDP): Add scalar insert exponent support.
12052 (VSCEDPGT): Add scalar compare exponent greater than support.
12053 (VSCEDPLT): Add scalar compare exponent less than support.
12054 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
12055 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
12056 (VSTDCDP): Add scalar test data class support.
12057 (VSTDCSP): Likewise.
12058 (VSEEDP): Add overload support for scalar extract exponent
12060 (VSESDP): Add overload support for scalar extract signature
12062 (VSTDCN): Add overload support for scalar test negative
12064 (VSTDCNDP): Add overload support for scalar test negative
12066 (VSTDCNSP): Add overload support for scalar test negative
12068 (VSIEDP): Add overload support for scalar insert exponent
12070 (VSTDC): Add overload support for scalar test data class
12072 (VSTDCDP): Add overload support for scalar test data class
12074 (VSTDCSP): Add overload support for scalar test data class
12076 (VSCEDPGT): Add overload support for scalar compare exponent
12077 greater than operation.
12078 (VSCEDPLT): Add overload support for scalar compare exponent
12079 less than operation.
12080 (VSCEDPEQ): Add overload support for scalar compare exponent
12081 test-for-equality operation.
12082 (VSCEDPUO): Add overload support for scalar compare exponent
12083 test-for-unordered operation.
12084 (VEEDP): Add vector extract exponent support.
12086 (VESDP): Add vector extract significand support.
12088 (VIEDP): Add vector insert exponent support.
12090 (VTDCDP): Add vector test data class support.
12091 (VTDCSP): Likewise.
12092 (VES): Add overload support for vector extract significand operation.
12095 (VEE): Add overload support for vector extract exponent operation.
12098 (VTDC): Add overload support for vector test data class operation.
12099 (VTDCDP): Likewise.
12100 (VTDCSP): Likewise.
12101 (VIE): Add overload support for vector insert exponent operation.
12104 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12105 overloaded binary floating point functions.
12106 (altivec_resolve_overloaded_builtin): Improve error messages to
12107 distinguish between functions not supported in the current
12108 compiler configuration and functions that were invoked with an
12109 invalid parameter combination, and include the built-in function
12110 name in both error messages.
12111 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
12113 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
12115 (rs6000_expand_binop_builtin): Add check to enforce that argument
12116 2 of the test data class operations is a 7-bit unsigned literal.
12117 (rs6000_invalid_builtin): Add code to issue an error message if a
12118 built-in function that requires the power9_vector and -m32
12119 command-line options is compiled without these options.
12120 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
12121 (UNSPEC_VSX_SXSIGDP): New value.
12122 (UNSPEC_VSX_SXSIGPDP): New value.
12123 (UNSPEC_VSX_SIEXPDP): New value.
12124 (UNSPEC_VSX_SCMPEXPDP): New value.
12125 (UNSPEC_VSX_STSTDC): New value.
12126 (UNSPEC_VSX_VXEXP): New value.
12127 (UNSPEC_VSX_VXSIG): New value.
12128 (UNSPEC_VSX_VIEXP): New value.
12129 (UNSPEC_VSX_VTSTDC): New value.
12130 (xsxexpdp): New insn for scalar extract exponent.
12131 (xsxsigdp): New insn for scalar extract significand.
12132 (xsiexpdp): New insn for scalar insert exponent.
12133 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
12134 (*xscmpexpdp): New insn for scalar compare exponents.
12135 (xststdc<Fvsx): New expansion for both single- and
12136 double-precision scalar test data class operations.
12137 (xststdcneg<Fvsx>): New expansion for both single- and
12138 double-precision scalar test for negative value operations.
12139 (*xststdc<Fvsx>): New insn for scalar test data class
12141 (xvxexp<VSs>): New insn for single- and double-precision
12142 vector extract exponent operation.
12143 (xvxsig<VSs>): New insn for single- and double-precision
12144 vector extract significand operation.
12145 (xviexp<VSs>): New insn for single- and double-precision
12146 vector insert exponent operation.
12147 (xvtstdc<VSs>): New insn for single- and double-precision
12148 vector test data class operation.
12149 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12150 built-in functions to represent the Power9 binary floating-point
12151 support instructions.
12153 2016-08-10 bin cheng <bin.cheng@arm.com>
12155 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
12157 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12158 Renlin Li <renlin.li@arm.com>
12159 Bin Cheng <bin.cheng@arm.com>
12161 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
12162 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
12163 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
12164 (aarch64_vcond_internal<mode><mode>): Delete pattern.
12165 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
12166 (vcond<v_cmp_result><mode>): Ditto.
12167 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
12168 (vcondu<mode><mode>): Ditto.
12169 (vcond<v_cmp_mixed><mode>): New pattern.
12170 (vcondu<mode><v_cmp_mixed>): New pattern.
12171 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
12172 of aarch64_vcond_internal.
12174 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12175 Renlin Li <renlin.li@arm.com>
12176 Bin Cheng <bin.cheng@arm.com>
12178 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
12179 (vec_cmp<mode><v_cmp_result>): New pattern.
12180 (vec_cmpu<mode><mode>): New pattern.
12181 (vcond_mask_<mode><v_cmp_result>): New pattern.
12183 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12185 PR tree-optimization/71734
12186 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
12187 REF_LOOP, invoke ref_indep_loop_p_1.
12188 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
12189 to ref_indep_loop_p.
12190 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
12191 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
12192 is inside LOOP, do not cache dpendence value for loops with
12194 (ref_indep_loop_p_2): Delete function.
12195 (can_sm_ref_p): Pass LOOP as additional argument to
12198 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
12201 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
12202 being an offsettable address.
12204 2016-08-10 Martin Liska <mliska@suse.cz>
12206 PR gcov-profile/58306
12207 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
12208 atomic variants of profile update functions.
12210 2016-08-10 Martin Liska <mliska@suse.cz>
12212 Cherry picked (and modified) from google-4_7 branch
12213 2012-12-26 Rong Xu <xur@google.com>
12214 * common.opt (fprofile-update): Add new flag.
12215 * coretypes.h: Define enum profile_update.
12216 * doc/invoke.texi: Document -fprofile-update.
12217 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
12218 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
12219 * tree-profile.c (gimple_init_edge_profiler): Generate
12220 also atomic profiler update.
12221 (gimple_gen_edge_profiler): Likewise.
12223 2016-08-10 David Malcolm <dmalcolm@redhat.com>
12225 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
12226 stack_usage_file to NULL after fclose calls.
12228 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12231 * reload.c (push_reload): Compute subreg_in_class for
12232 subregs of constants and plus expressions. Remove special
12233 handling of SYMBOL_REFs.
12235 2016-08-10 Alan Modra <amodra@gmail.com>
12238 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
12239 SImode for TARGET_E500_DOUBLE when given SImode.
12241 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
12243 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
12244 unused variable __O.
12246 2016-08-09 Martin Liska <mliska@suse.cz>
12248 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
12249 _gcov_reset to __gcov_reset.
12250 * doc/gcov-tool.texi: Fix typo.
12252 2016-08-09 Martin Liska <mliska@suse.cz>
12254 * value-prof.c (gimple_divmod_values_to_profile): Do not
12255 instrument MOD histogram if a value is not a SSA name.
12257 2016-08-09 Martin Liska <mliska@suse.cz>
12259 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
12262 2016-08-09 Renlin Li <renlin.li@arm.com>
12264 PR middle-end/64971
12265 * calls.c (prepare_call_address): Convert funexp to Pmode when
12267 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
12268 (sibcall_value): Likewise.
12270 2016-08-09 Marek Polacek <polacek@redhat.com>
12273 * cselib.c (cselib_expand_value_rtx_1): Add return.
12274 * gengtype.c (dbgprint_count_type_at): Likewise.
12275 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
12276 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
12278 2016-08-09 Martin Jambor <mjambor@suse.cz>
12281 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
12282 if instance is a MEM_REF.
12284 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
12287 * config/i386/i386.md (*movtf_internal): Use
12288 lra_in_progress || reload_completed instead of !can_create_pseudo_p
12289 in the insn constraint.
12290 (*movxf_internal): Ditto.
12291 (*movdf_internal): Ditto.
12292 (*movsf_internal): Ditto.
12294 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12296 PR tree-optimization/72772
12297 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
12300 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12302 PR tree-optimization/72772
12303 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
12305 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
12306 parameter STOP and update calls. Move expand_simple_operations
12307 function call from here...
12308 (simplify_using_initial_conditions): ...to here. Delete parameter
12310 (tree_simplify_using_condition): Delete parameter STOP.
12311 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
12312 simplify_using_initial_conditions.
12314 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
12317 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
12318 Use create_tmp_var_raw instead of create_tmp_var.
12320 2016-08-09 Richard Biener <rguenther@suse.de>
12322 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
12323 Treat same SSA names related.
12325 2016-08-09 Jakub Jelinek <jakub@redhat.com>
12327 PR tree-optimization/72824
12328 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
12329 real_zerop is not negative.
12331 2016-08-09 Richard Biener <rguenther@suse.de>
12333 PR tree-optimization/71802
12334 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
12335 all merge opportunities with the predecessor.
12337 2016-08-09 Richard Biener <rguenther@suse.de>
12340 * ipa-prop.c (ipa_modify_formal_parameters): Build
12341 parameter types with natural alignment also for the
12344 2016-08-08 Andi Kleen <ak@linux.intel.com>
12346 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
12348 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12351 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
12352 do-nothing langhook.
12353 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
12354 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
12355 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
12356 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
12358 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12361 * input.c: Ensure that HAVE_ICONV is defined.
12363 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12365 PR middle-end/72781
12366 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
12367 private vars for lastprivate and for linear iterator.
12369 PR middle-end/68762
12370 * omp-simd-clone.c: Include varasm.h.
12371 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
12372 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
12373 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
12374 update function name.
12376 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12378 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
12379 (avr_diagnose_devicespecs_error): Remove.
12380 (avr_devicespecs_file): Remove composing absolute path for specfile
12381 and its verbose info. Remove conditions to check specs-file,
12383 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12385 PR rtl-optimization/72821
12386 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
12387 just return false for them.
12389 2016-08-08 Alan Modra <amodra@gmail.com>
12392 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
12393 toc refs created during reload. Update function comment.
12395 2016-08-08 Alan Modra <amodra@gmail.com>
12398 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
12399 alternatives. Put loads first, then stores, and reg/reg moves
12400 within same class later. Delete attr length.
12402 2016-08-08 Alan Modra <amodra@gmail.com>
12405 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
12406 (mem_operand_ds_form): New predicate.
12407 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
12408 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
12409 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
12410 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
12411 (extendsfdf2_fpr): Replace o constraint with wY.
12413 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
12415 * tree-ssa-threadbackward.c: Include tree-inline.h
12416 (profitable_jump_thread_path): Use estimate_num_insns to estimate
12417 size of copied block; for cold paths reduce duplication.
12418 (find_jump_threads_backwards): Remove redundant tests.
12419 (pass_thread_jumps::gate): Enable for -Os.
12421 2016-08-07 Jakub Jelinek <jakub@redhat.com>
12424 * stor-layout.c (layout_decl): Fix up formatting.
12425 (relayout_decl): Allow DECL to be FIELD_DECL.
12427 2016-08-07 Alan Modra <amodra@gmail.com>
12429 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
12431 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12433 * data-streamer-in.c (streamer_read_wide_int): New.
12434 (streamer_read_widest_int): Renamed function.
12435 * data-streamer-out.c (streamer_write_wide_int): New
12436 (streamer_write_widest_int): Renamed function.
12437 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
12439 (input_cfg): Call renamed function.
12440 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
12442 (output_cfg): Call renamed function.
12443 * data-streamer.h: Add declarations.
12445 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12447 * tree-ssa-ccp.c (extend_mask): New param sgn.
12448 Remove ORing with wi::mask.
12449 (get_default_value): Adjust call to extend_mask to pass sign.
12450 (evaluate_stmt): Likewise.
12452 2016-08-06 Jakub Jelinek <jakub@redhat.com>
12454 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
12457 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12459 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
12460 transform if operand's type is pointer to function or method.
12462 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
12464 PR tree-optimization/18046
12465 * tree-ssa-threadedge.c: Include cfganal.h.
12466 (simplify_control_statement_condition): If simplifying a
12467 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
12468 with the dominating ASSERT_EXPR before handing it off to VRP.
12469 Mention that a CASE_LABEL_EXPR may be returned.
12470 (thread_around_empty_blocks): Adjust to handle
12471 simplify_control_statement_condition() returning a
12473 (thread_through_normal_block): Likewise.
12474 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
12475 a switch statement by trying to determine which case label
12478 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
12480 PR rtl-optimization/69847
12481 * lra-constraints.c (process_invariant_for_inheritance): Save
12482 pattern instead of src.
12483 (remove_inheritance_pseudos): Use the pattern. Add assert.
12485 2016-08-05 David Malcolm <dmalcolm@redhat.com>
12487 * input.c (string_concat::string_concat): New constructor.
12488 (string_concat_db::string_concat_db): New constructor.
12489 (string_concat_db::record_string_concatenation): New method.
12490 (string_concat_db::get_string_concatenation): New method.
12491 (string_concat_db::get_key_loc): New method.
12492 (class auto_cpp_string_vec): New class.
12493 (get_substring_ranges_for_loc): New function.
12494 (get_source_range_for_substring): New function.
12495 (get_num_source_ranges_for_substring): New function.
12496 (class selftest::lexer_test_options): New class.
12497 (struct selftest::lexer_test): New struct.
12498 (class selftest::ebcdic_execution_charset): New class.
12499 (selftest::ebcdic_execution_charset::s_singleton): New variable.
12500 (selftest::lexer_test::lexer_test): New constructor.
12501 (selftest::lexer_test::~lexer_test): New destructor.
12502 (selftest::lexer_test::get_token): New method.
12503 (selftest::assert_char_at_range): New function.
12504 (ASSERT_CHAR_AT_RANGE): New macro.
12505 (selftest::assert_num_substring_ranges): New function.
12506 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
12507 (selftest::assert_has_no_substring_ranges): New function.
12508 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
12509 (selftest::test_lexer_string_locations_simple): New function.
12510 (selftest::test_lexer_string_locations_ebcdic): New function.
12511 (selftest::test_lexer_string_locations_hex): New function.
12512 (selftest::test_lexer_string_locations_oct): New function.
12513 (selftest::test_lexer_string_locations_letter_escape_1): New function.
12514 (selftest::test_lexer_string_locations_letter_escape_2): New function.
12515 (selftest::test_lexer_string_locations_ucn4): New function.
12516 (selftest::test_lexer_string_locations_ucn8): New function.
12517 (selftest::uint32_from_big_endian): New function.
12518 (selftest::test_lexer_string_locations_wide_string): New function.
12519 (selftest::uint16_from_big_endian): New function.
12520 (selftest::test_lexer_string_locations_string16): New function.
12521 (selftest::test_lexer_string_locations_string32): New function.
12522 (selftest::test_lexer_string_locations_u8): New function.
12523 (selftest::test_lexer_string_locations_utf8_source): New function.
12524 (selftest::test_lexer_string_locations_concatenation_1): New
12526 (selftest::test_lexer_string_locations_concatenation_2): New
12528 (selftest::test_lexer_string_locations_concatenation_3): New
12530 (selftest::test_lexer_string_locations_macro): New function.
12531 (selftest::test_lexer_string_locations_stringified_macro_argument):
12533 (selftest::test_lexer_string_locations_non_string): New function.
12534 (selftest::test_lexer_string_locations_long_line): New function.
12535 (selftest::test_lexer_char_constants): New function.
12536 (selftest::input_c_tests): Call the new test functions once per
12537 case within the line_table test matrix.
12538 * input.h (struct string_concat): New struct.
12539 (struct location_hash): New struct.
12540 (class string_concat_db): New class.
12541 * substring-locations.h: New header.
12543 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
12545 PR tree-optimization/72810
12546 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
12547 the type of the case labels when truncating.
12549 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
12552 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
12553 (aarch64_fp16_ptr_type_node): Likewise.
12554 * config/aarch64/aarch64-simd-builtins.c
12555 (aarch64_fp16_ptr_type_node): Define.
12556 (aarch64_init_fp16_types): New, refactored out of...
12557 (aarch64_init_builtins): ...here, update to call
12558 aarch64_init_fp16_types.
12559 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
12561 (aapcs_vfp_sub_candidate): Likewise.
12563 2016-08-05 Martin Liska <mliska@suse.cz>
12564 Joshua Cranmer <Pidgeot18@gmail.com>
12566 * gcov.c (line_t::has_block): New function.
12567 (enum loop_type): New enum.
12568 (handle_cycle): New function.
12569 (unblock): Likewise.
12570 (circuit): Likewise.
12571 (get_cycles_count): Likewise.
12572 (accumulate_line_counts): Use new loop detection algorithm.
12574 2016-08-05 Martin Liska <mliska@suse.cz>
12576 * gcov.c (output_intermediate_file): Rename
12577 function_info::line_next to next_file_fn.
12578 (process_file): Likewise.
12579 (read_graph_file): Likewise.
12580 (accumulate_line_counts): Likewise.
12581 (output_lines): Likewise.
12583 2016-08-05 Richard Biener <rguenther@suse.de>
12585 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
12586 restriction on threading to a loop header.
12588 2016-08-05 Richard Biener <rguenther@suse.de>
12590 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
12591 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
12592 adjust loop info accordingly.
12594 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
12596 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
12597 before folding call to __builtin_constant_p with parameters to false.
12599 2016-08-05 Alan Modra <amodra@gmail.com>
12601 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
12602 code accidentally committed 2016-05-02 providing class when given
12605 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
12607 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
12608 the case label ranges that partially overlap with OP's value
12611 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
12614 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
12615 Cast builtin function result to __mmask16 instead of __mmask8.
12616 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
12617 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
12618 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
12620 2016-08-04 David Malcolm <dmalcolm@redhat.com>
12622 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
12623 (ASSERT_TRUE_AT): New macro.
12624 (ASSERT_FALSE): Reimplement in terms of...
12625 (ASSERT_FALSE_AT): New macro.
12626 (ASSERT_STREQ_AT): Fix typo in comment.
12628 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
12630 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
12631 labels are exhaustive, designate the label with the widest
12632 range to be the default label.
12634 2016-08-04 Andrew Pinski <apinski@cavium.com>
12636 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
12637 (thunderx_tunings): Use thunderx_vector_cost instead of
12638 generic_vector_cost.
12640 2016-08-04 Martin Liska <mliska@suse.cz>
12642 * gcov.c (main): Fix GNU coding style.
12643 (output_intermediate_file): Likewise.
12644 (process_file): Likewise.
12645 (generate_results): Likewise.
12646 (release_structures): Likewise.
12647 (create_file_names): Likewise.
12648 (find_source): Likewise.
12649 (read_graph_file): Likewise.
12650 (find_exception_blocks): Likewise.
12651 (canonicalize_name): Likewise.
12652 (make_gcov_file_name): Likewise.
12653 (mangle_name): Likewise.
12654 (accumulate_line_counts): Likewise.
12655 (output_branch_count): Likewise.
12656 (read_line): Likewise.
12658 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
12660 PR rtl-optimization/71779
12661 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
12662 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
12663 or if it was truncated.
12665 PR rtl-optimization/70903
12666 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
12668 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
12670 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
12671 accessing SSA_NAME_PTR_INFO.
12673 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
12676 * common/config/avr/avr-common.c (avr_option_optimization_table)
12677 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
12679 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
12682 * config/avr/avr.md: New pattern to work around do_store_flag
12683 generating shift instructions for bit extractions.
12685 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
12687 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
12689 (add_equivalence): Likewise.
12690 (get_value_range): Allocate value range with vrp_value_range_pool.
12691 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
12692 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
12694 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
12696 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
12697 the default for the rs6000 port.
12699 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
12701 PR middle-end/71876
12702 * calls.c (special_function_p): Remove special handling of
12703 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
12704 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
12705 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
12707 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
12709 PR middle-end/72778
12710 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
12711 Don't stop on regular insns.
12713 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
12715 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
12716 size to DImode boundary.
12717 (nvptx_propagate): Likewise.
12719 2016-08-03 Alan Modra <amodra@gmail.com>
12721 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
12722 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
12723 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
12724 from -mefficient-unaligned-vector. Note that this affects fp too.
12726 2016-08-03 Alan Modra <amodra@gmail.com>
12728 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
12731 2016-08-03 Alan Modra <amodra@gmail.com>
12733 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
12734 to a reg. Localize vars.
12736 2016-08-03 Alan Modra <amodra@gmail.com>
12738 * config/rs6000/rs6000.opt: Remove negatives from help strings
12741 2016-08-03 Alan Modra <amodra@gmail.com>
12743 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
12744 Delete duplicated code.
12746 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
12748 PR middle-end/72778
12749 * lra-spills.c (regno_in_use_p): New.
12750 (lra_final_code_change): Use it.
12752 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
12754 PR rtl-optimization/69847
12755 * lra-int.h (struct lra-reg): Use restore_rtx instead of
12757 (lra_rtx_hash): New.
12758 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
12760 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
12761 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
12762 * lra-spills.c (lra_final_code_change): Don't delete insn when the
12763 next insn is USE with the same reg as the current insn source.
12764 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
12766 (lra_constraints_init): Call initiate_invariants.
12767 (lra_constraints_finish): Call finish_invariants.
12768 (struct invariant, invariant_t, invariant_ptr_t): New.
12769 (const_invariant_ptr_t, invariants, invariants_pool): New.
12770 (invariant_table, invariant_hash, invariant_eq_p): New.
12771 (insert_invariant, initiate_invariants, finish_invariants): New.
12772 (clear_invariants, invalid_invariant_regs): New.
12773 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
12774 instead of restore_regno.
12775 (invariant_p, process_invariant_for_inheritance): New.
12776 (inherit_in_ebb): Implement invariant inheritance.
12777 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
12778 (remove_inheritance_pseudos): Implement undoing invariant
12780 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
12781 instead of restore_regno.
12782 * lra-assigns.c (regno_live_length): New.
12783 (reload_pseudo_compare_func): Use regno_live_length.
12784 (assign_by_spills): Use restore_rtx instead of restore_regno.
12785 (lra_assign): Ditto. Initiate regno_live_length.
12787 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
12789 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
12790 __builtin_aarch64_fmindf.
12792 2016-08-02 Bin Cheng <bin.cheng@arm.com>
12794 PR tree-optimization/34114
12795 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
12796 information for more control IVs.
12798 2016-08-02 Bin Cheng <bin.cheng@arm.com>
12800 PR tree-optimization/34114
12801 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
12802 PLUS_EXPR case. Handle SSA_NAME case.
12804 2016-08-02 Tamar Christina <tamar.christina@arm.com>
12806 * config/aarch64/aarch64-simd-builtins.def
12807 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
12808 (__builtin_aarch64_fmaxdf): Likewise.
12809 (__builtin_aarch64_smin_nandf): Likewise.
12810 (__builtin_aarch64_smax_nandf): Likewise.
12811 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
12812 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
12813 (<fmaxmin><mode>3): ...this.
12814 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
12815 (vminnm_f64): Likewise.
12816 (vmin_f64): Likewise.
12817 (vmax_f64): Likewise.
12818 * config/aarch64/iterators.md (FMAXMIN): Merge with...
12819 (FMAXMIN_UNS): ...this.
12820 (fmaxmin): Merged with
12821 (fmaxmin_op): ...this...
12822 (maxmin_uns_op): ...in to this.
12824 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12826 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12827 Add support for vec_extract on vector float, vector int, vector
12828 short, and vector char vector types.
12829 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
12830 vector float, vector int, vector short, and vector char
12831 optimizations on 64-bit ISA 2.07 systems for both constant and
12832 variable element numbers.
12833 (rs6000_split_vec_extract_var): Likewise.
12834 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
12835 Altivec registers on ISA 2.07 and above.
12836 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
12837 which never was matched due to the split occuring before register
12838 allocation (and the code would not have worked on little endian
12839 systems if it did match). Allow extracts to go to the Altivec
12840 registers if ISA 2.07 (power8). Change from using "" around the
12841 C++ code to using {}'s.
12842 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
12843 vec_extracts when the vector is in memory.
12844 (vsx_extract_v4sf_var): New insn to optimize vector float
12845 vec_extracts when the element number is variable on 64-bit ISA
12847 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
12848 for 64-bit ISA 2.07 as well as ISA 3.0.
12849 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
12850 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
12851 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
12852 optimize vector int, vector short, and vector char vec_extracts
12853 when the vector is in memory.
12854 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
12855 optimize vector int, vector short, and vector char vec_extracts
12856 when the element number is variable.
12858 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
12861 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
12862 does not overlap with other symbol flags.
12864 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
12866 * config/aarch64/aarch64.h (aarch64_frame):
12867 Remove padding0 and hardfp_offset. Add locals_offset,
12868 initial_adjust, callee_adjust, callee_offset and final_adjust.
12869 * config/aarch64/aarch64.c (aarch64_layout_frame):
12870 Remove unused padding0 and hardfp_offset initializations.
12871 Choose frame layout and set frame variables accordingly.
12872 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
12873 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
12874 (aarch64_pop_regs): Likewise.
12875 (aarch64_expand_prologue): Remove all decision code, just emit
12876 prolog according to frame variables.
12877 (aarch64_expand_epilogue): Remove all decision code, just emit
12878 epilog according to frame variables.
12879 (aarch64_initial_elimination_offset): Use offset to local/arg area.
12881 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
12884 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
12885 fix_debug_reg_uses after changing source register mode to
12886 V1TImode if source register is undefined.
12888 2015-08-01 Alan Hayward <alan.hayward@arm.com>
12890 PR tree-optimization/71818
12891 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
12892 with non invariant evolutions
12894 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
12897 * config/avr/avr.md (length) [branch]: Correct insn length
12898 attribute for forward branches.
12900 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
12902 * doc/extend.texi (AVR Built-in Functions): Document
12903 __builtin_avr_nops.
12904 * config/avr/builtins.def (NOPS): New.
12905 * config/avr/avr.c (avr_expand_nops): New static function.
12906 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
12908 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12910 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
12911 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
12914 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
12916 * config/aarch64/aarch64.c (vulcan_tunings): Update
12917 vulcan L1 cache_line_size.
12919 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12921 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
12922 function that takes a vector memory address, a hard register, an
12923 element number and a temporary base register, and recreates an
12924 address that points to the appropriate element within the vector.
12925 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
12926 (rs6000_split_vec_extract_var): Add support for the target of a
12927 vec_extract with variable element number being a scalar memory
12929 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
12931 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
12932 vsx_extract_<mode>_load insn with a new insn that optimizes
12933 storing either element to a memory location, using scratch
12934 registers to pick apart the vector and reconstruct the address.
12935 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
12936 (vsx_extract_<mode>_store): Rework alternatives to more correctly
12937 support Altivec registers. Add support for ISA 3.0 Altivec d-form
12939 (vsx_extract_<mode>_var): Add support for extracting a variable
12940 element number from memory.
12942 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
12944 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
12945 when testing for compares against constants of the form 0xabab.
12947 2016-07-29 Bin Cheng <bin.cheng@arm.com>
12949 PR tree-optimization/57558
12950 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
12952 (vect_loop_versioning): Support versioning with niter assumptions.
12953 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
12954 (vect_get_loop_niters): New parameter. Reimplement to support
12955 assumptions in loop niter info.
12956 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
12957 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
12958 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
12959 Support loop versioning for niters.
12960 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
12961 (vect_free_loop_info_assumptions): New function.
12962 (vectorize_loops): Free loop niter info for loops with flag
12963 LOOP_F_ASSUMPTIONS set if vectorization failed.
12964 * tree-vectorizer.h (struct _loop_vec_info): New field
12965 num_iters_assumptions.
12966 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
12967 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
12968 (LOOP_REQUIRES_VERSIONING): New macro.
12969 (vect_free_loop_info_assumptions): New decl.
12971 2016-07-29 Bin Cheng <bin.cheng@arm.com>
12973 * cfgloop.h (struct loop): New field constraints.
12974 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
12975 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
12977 * cfgloop.c (alloc_loop): Initialize new field.
12978 * cfgloopmanip.c (copy_loop_info): Copy constraints.
12979 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
12980 Adjust niter analysis wrto loop constraints.
12981 * doc/loop.texi (@node Number of iterations): Add description for loop
12984 2016-07-29 Marek Polacek <polacek@redhat.com>
12987 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
12988 (ix86_expand_round_builtin): Likewise.
12990 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
12991 Georg-Johann Lay <avr@gjlay.de>
12993 PR rtl-optimization/71976
12994 * combine.c (get_last_value): Return 0 if the argument for which
12995 the function is called has a wider mode than the recorded value.
12997 2016-07-29 Marek Polacek <polacek@redhat.com>
13000 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
13001 (altivec_expand_st_builtin): Likewise.
13003 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13005 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
13006 introduced in r238381.
13008 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
13010 PR middle-end/68217
13011 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
13012 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
13014 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
13016 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
13018 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13019 Add support for vec_extract of vector double or vector long having
13020 a variable element number on 64-bit ISA 2.07 systems or newer.
13021 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
13023 (rs6000_split_vec_extract_var): New function to split a
13024 vec_extract built-in function with variable element number.
13025 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
13027 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
13028 (UNSPEC_VSX_EXTRACT): Likewise.
13029 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
13030 direct move instructions to be generated on 64-bit ISA 2.07
13031 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
13033 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
13034 arguments for vec_extract variable element.
13035 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
13036 vec_extract with variable element on V2DFmode and V2DImode
13038 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
13039 -mupper-regs-df requirement, since it isn't needed.
13040 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
13041 do direct moves on 64-bit systems, which allows optimization of
13042 vec_extract on 64-bit ISA 2.07 systems and newer.
13044 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13045 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13047 * config/aarch64/aarch64.md
13048 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
13049 statement and type.
13050 (<optab>qihi2_aarch64): Likewise, and split into two.
13051 (extendqihi2_aarch64): New.
13052 (zero_extendqihi2_aarch64): New.
13053 * config/aarch64/iterators.md (ldrxt): Remove.
13054 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
13057 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13059 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
13061 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13063 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
13064 (aarch64_push_reg): New function to push 1 or 2 registers.
13065 (aarch64_pop_reg): New function to pop 1 or 2 registers.
13066 (aarch64_expand_prologue): Use aarch64_push_regs.
13067 (aarch64_expand_epilogue): Use aarch64_pop_regs.
13069 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
13071 PR tree-optimization/71734
13072 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
13073 attribute instead of REF_LOOP and use it.
13074 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
13075 set it for Loops having non-zero safelen attribute.
13076 (ref_indep_loop_p): Pass zero as initial value for safelen.
13078 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
13080 PR middle-end/72657
13082 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
13083 call using chkp_gimple_call_builtin_p.
13084 (chkp_copy_bounds_for_assign): Likewise.
13086 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13088 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
13089 * config/arm/arm-protos.h (struct tune_params): Likewise.
13090 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
13091 (cortex_a9_sched_adjust_cost): Likewise.
13092 (fa726te_sched_adjust_cost): Likewise.
13093 (arm_adjust_cost): Likewise.
13094 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
13095 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
13096 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
13097 * config/i386/i386.c (ix86_adjust_cost): Likewise.
13098 * config/ia64/ia64.c: Likewise.
13099 * config/m68k/m68k.c: Likewise.
13100 * config/mep/mep.c (mep_adjust_cost): Likewise.
13101 * config/microblaze/microblaze.c (microblaze_adjust_cost):
13103 * config/mips/mips.c (mips_adjust_cost): Likewise.
13104 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
13106 * config/pa/pa.c (pa_adjust_cost): Likewise.
13107 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
13108 (rs6000_debug_adjust_cost): Likewise.
13109 * config/sh/sh.c (sh_adjust_cost): Likewise.
13110 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
13111 (hypersparc_adjust_cost): Likewise.
13112 (sparc_adjust_cost): Likewise.
13113 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
13114 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
13115 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
13117 * config/visium/visium.c (visium_adjust_cost): Likewise.
13118 * doc/tm.texi: Regenerate.
13119 * haifa-sched.c (dep_cost_1): Adjust.
13120 * target.def: Merge adjust_cost and adjust_cost_2.
13122 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13124 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
13126 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13128 * store-motion.c (struct st_expr): Make pattern_regs a vector.
13129 (extract_mentioned_regs): Append to a vector instead of
13130 returning a rtx_expr_list.
13131 (st_expr_entry): Adjust.
13132 (free_st_expr_entry): Likewise.
13133 (store_ops_ok): Likewise.
13134 (store_killed_in_insn): Likewise.
13135 (find_moveable_store): Likewise.
13137 2016-07-28 Martin Liska <mliska@suse.cz>
13139 PR gcov-profile/68025
13140 * tree-profile.c (tree_profiling): Respect
13141 no_profile_instrument_function attribute.
13142 * doc/extend.texi: Document no_profile_instrument_function
13145 2016-07-28 Martin Liska <mliska@suse.cz>
13147 PR rtl-optimization/70944
13148 * combine.c (make_compound_operation):
13149 Do not allow make_compound_operation for vector mode
13151 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
13153 PR middle-end/71994
13154 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
13155 before calling get_ops.
13157 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
13159 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
13160 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
13161 (BITS_PER_UNIT_LOG): Remove.
13162 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
13163 * expr.c (expand_assignment): Likewise.
13164 * stor-layout.c (initialize_sizetypes): Likewise.
13166 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
13168 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
13169 signature of rs6000_expand_vector_extract so that the element
13170 number is a RTX instead of a constant integer.
13171 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
13173 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
13174 (altivec_expand_vec_ext_builtin): Likewise.
13175 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
13176 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
13177 MFVSRLD instruction.
13179 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13181 * input.c (get_pure_location): Move here from tree.c.
13182 (make_location): Likewise. Add header comment.
13183 (selftest::test_accessing_ordinary_linemaps): Verify
13184 pure_location_p, make_location, get_location_from_adhoc_loc and
13185 get_range_from_loc.
13186 * input.h (get_pure_location): Move declaration here from tree.h.
13187 (get_finish): Likewise for inline function.
13188 (make_location): Likewise for declaration.
13189 * tree.c (get_pure_location): Move to input.c.
13190 (make_location): Likewise.
13191 * tree.h (get_pure_location): Move declaration to tree.h.
13192 (get_finish): Likewise for inline function.
13193 (make_location): Likewise for declaration.
13195 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13197 PR middle-end/71078
13198 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
13200 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13202 * system.h (STATIC_ASSERT): Use static_assert if building
13203 with C++11 onwards.
13205 2016-07-27 Richard Biener <rguenther@suse.de>
13207 PR tree-optimization/72517
13208 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
13209 Revert change to not compute read-read dependences.
13211 2016-07-27 Richard Biener <rguenther@suse.de>
13213 * predict.c (set_even_probabilities): Make nedges unsigned.
13215 2016-07-27 Martin Liska <mliska@suse.cz>
13217 * predict.c (set_even_probabilities): Handle unlikely edges.
13218 (combine_predictions_for_bb): Likewise.
13220 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13223 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
13224 __float128 support when we don't have hardware support, so that
13225 the IEEE built-in functions like isgreater, first call __unordkf3
13226 to make sure neither operand is a NaN, and if both operands are
13227 ordered, do the normal comparison.
13229 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13231 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
13233 (extract_code_and_val_from_cond_with_ops): Verify that name is
13234 either cond_op0 or cond_op1.
13236 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13238 PR tree-optimization/18046
13239 * genmodes.c (emit_mode_size_inline): Emit an assert that
13240 verifies that mode is a valid array index.
13241 (emit_mode_nuinits_inline): Likewise.
13242 (emit_mode_inner_inline): Likewise.
13243 (emit_mode_unit_size_inline): Likewise.
13244 (emit_mode_unit_precision_inline): Likewise.
13245 * tree-vrp.c: Include params.h.
13246 (find_switch_asserts): Register edge assertions for the default
13247 label which correspond to the anti-ranges of each case label.
13248 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
13249 * doc/invoke.texi: Document it.
13251 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13253 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
13254 and unnecessary call to gimple_bb.
13256 2016-07-26 Richard Biener <rguenther@suse.de>
13258 PR rtl-optimization/71984
13259 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
13262 2016-07-26 Richard Biener <rguenther@suse.de>
13264 PR middle-end/72517
13265 * expmed.c (extract_bit_field_1): Constrain the vector mode
13266 with element size matching the extraction mode size when
13267 choosing a better vector mode to do the extraction from.
13269 2016-07-26 Richard Biener <rguenther@suse.de>
13270 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13272 PR middle-end/70920
13273 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
13276 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13278 * tree-ssa-structalias.c (struct scc_info): Change types of
13279 members to auto_sbitmap and auto_vec.
13280 (scc_info::scc_info): New constructor.
13281 (scc_info::~scc_info): New destructor.
13282 (init_scc_info): Remove.
13283 (free_scc_info): Remove.
13284 (find_indirect_cycles): Adjust.
13285 (perform_var_substitution): Likewise.
13286 (free_var_substitution_info): Likewise.
13288 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13290 * tree-outof-ssa.c (struct elim_graph): Change type of members
13291 to auto_vec and auto_sbitmap.
13292 (elim_graph::elim_graph): New constructor.
13293 (delete_elim_graph): Remove.
13294 (expand_phi_nodes): Adjust.
13296 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13298 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
13299 (new_elim_graph): Adjust.
13300 (clear_elim_graph): Likewise.
13301 (delete_elim_graph): Likewise.
13302 (elim_graph_size): Likewise.
13303 (elim_graph_add_node): Likewise.
13304 (elim_graph_add_edge): Likewise.
13305 (elim_graph_remove_succ_edge): Likewise.
13306 (eliminate_name): Likewise.
13307 (eliminate_build): Likewise.
13308 (elim_forward): Likewise.
13309 (elim_unvisited_predecessor): Likewise.
13310 (elim_backward): Likewise.
13311 (elim_create): Likewise.
13312 (eliminate_phi): Likewise.
13313 (expand_phi_nodes): Likewise.
13315 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13317 * bt-load.c (compute_out): Use auto_sbitmap class.
13318 (link_btr_uses): Likewise.
13319 * cfganal.c (mark_dfs_back_edges): Likewise.
13320 (post_order_compute): Likewise.
13321 (inverted_post_order_compute): Likewise.
13322 (pre_and_rev_post_order_compute_fn): Likewise.
13323 (single_pred_before_succ_order): Likewise.
13324 * cfgexpand.c (pass_expand::execute): Likewise.
13325 * cfgloop.c (verify_loop_structure): Likewise.
13326 * cfgloopmanip.c (fix_bb_placements): Likewise.
13327 (remove_path): Likewise.
13328 (update_dominators_in_loop): Likewise.
13329 * cfgrtl.c (break_superblocks): Likewise.
13330 * ddg.c (check_sccs): Likewise.
13331 (create_ddg_all_sccs): Likewise.
13332 * df-core.c (df_worklist_dataflow): Likewise.
13333 * dse.c (dse_step3): Likewise.
13334 * except.c (eh_region_outermost): Likewise.
13335 * function.c (thread_prologue_and_epilogue_insns): Likewise.
13336 * gcse.c (prune_expressions): Likewise.
13337 (prune_insertions_deletions): Likewise.
13338 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
13339 * graph.c (draw_cfg_nodes_no_loops): Likewise.
13340 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
13341 * lcm.c (compute_earliest): Likewise.
13342 (compute_farthest): Likewise.
13343 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
13344 (unroll_loop_runtime_iterations): Likewise.
13345 (unroll_loop_stupid): Likewise.
13346 * lower-subreg.c (decompose_multiword_subregs): Likewise.
13347 * lra-lives.c: Likewise.
13348 * lra.c (lra): Likewise.
13349 * modulo-sched.c (schedule_reg_moves): Likewise.
13350 (optimize_sc): Likewise.
13351 (get_sched_window): Likewise.
13352 (sms_schedule_by_order): Likewise.
13353 (check_nodes_order): Likewise.
13354 (order_nodes_of_sccs): Likewise.
13355 (order_nodes_in_scc): Likewise.
13356 * recog.c (split_all_insns): Likewise.
13357 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
13358 * reload1.c (reload): Likewise.
13359 * sched-rgn.c (haifa_find_rgns): Likewise.
13360 (split_edges): Likewise.
13361 (compute_trg_info): Likewise.
13362 * sel-sched.c (init_seqno): Likewise.
13363 * store-motion.c (remove_reachable_equiv_notes): Likewise.
13364 * tree-into-ssa.c (update_ssa): Likewise.
13365 * tree-ssa-live.c (live_worklist): Likewise.
13366 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
13367 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13369 (try_peel_loop): Likewise.
13370 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13372 * tree-ssa-pre.c (compute_antic): Likewise.
13373 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
13374 * tree-stdarg.c (reachable_at_most_once): Likewise.
13375 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
13376 * var-tracking.c (vt_find_locations): Likewise.
13378 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13380 * sbitmap.h (auto_sbitmap): New class.
13382 2016-07-26 Alan Modra <amodra@gmail.com>
13385 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
13388 2016-07-25 David Malcolm <dmalcolm@redhat.com>
13390 * input.c (selftest::temp_source_file::temp_source_file): Fix
13391 missing "%s" in fprintf.
13393 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
13395 PR middle-end/71732
13396 * cselib.c (cselib_process_insn): Invalidate argument slots for
13399 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13401 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
13402 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
13403 vmulxh_lane_f16, vmulxh_laneq_f16): New.
13405 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13407 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13408 * config/aarch64/aarch64.md (fma, fnma): Support HF.
13409 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
13411 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13413 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13414 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
13416 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
13417 (add<mode>3): Likewise.
13418 (sub<mode>3): Likewise.
13419 (mul<mode>3): Likewise.
13420 (div<mode>3): Likewise.
13421 (*div<mode>3): Likewise.
13422 (<fmaxmin><mode>3): Extend to HF.
13423 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
13424 (fabd<mode>3): Likewise.
13425 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
13426 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
13427 (aarch64_fmulx<mode>): Likewise.
13428 (aarch64_fac<optab><mode>): Likewise.
13429 (aarch64_frecps<mode>): Likewise.
13430 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
13431 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
13432 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
13433 (VSDQ_HSDI): Support HI.
13434 (fcvt_target, FCVT_TARGET): Likewise.
13435 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
13436 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
13437 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
13438 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
13439 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
13440 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
13441 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
13442 vrsqrtsh_f16): New.
13444 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13446 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
13447 * config/aarch64/aarch64-builtins.c (hi_UP): New.
13448 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13449 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
13451 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
13452 (aarch64_cm<optab><mode>): Likewise.
13453 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
13454 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
13455 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
13456 (sqrt<mode>2): Likewise.
13457 (*sqrt<mode>2): Likewise.
13458 (abs<mode>2): Likewise.
13459 (<optab><mode>hf2): New pattern for HF mode.
13460 (<optab>hihf2): Likewise.
13461 * config/aarch64/arm_neon.h: Include arm_fp16.h.
13462 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
13463 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
13465 * config/aarch64/arm_fp16.h: New file.
13466 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
13467 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
13468 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
13469 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
13470 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
13471 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
13472 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
13473 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
13474 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
13475 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
13476 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
13477 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
13480 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13482 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
13483 reduc_smin_scal_): Use VDQIF_F16.
13484 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
13485 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
13487 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
13488 * config/aarch64/iterators.md (VDQIF_F16): New.
13489 (vp): Support HF modes.
13490 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
13491 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
13493 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13495 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
13496 "*aarch64_mulx_elt_from_dup<mode>".
13497 (*aarch64_mul3_elt<mode>): Update schedule type.
13498 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
13499 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
13500 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
13501 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
13502 (f, fp): Support HF modes.
13503 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
13504 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
13505 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
13506 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
13507 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
13508 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
13510 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13512 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13513 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
13515 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
13518 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13520 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13521 * config/aarch64/aarch64-simd.md
13522 (aarch64_rsqrts<mode>): Extend to HF modes.
13523 (fabd<mode>3): Likewise.
13524 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
13525 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
13526 (aarch64_<maxmin_uns>p<mode>): Likewise.
13527 (<su><maxmin><mode>3): Likewise.
13528 (<maxmin_uns><mode>3): Likewise.
13529 (<fmaxmin><mode>3): Likewise.
13530 (aarch64_faddp<mode>): Likewise.
13531 (aarch64_fmulx<mode>): Likewise.
13532 (aarch64_frecps<mode>): Likewise.
13533 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
13534 (add<mode>3): Extend to HF modes.
13535 (sub<mode>3): Likewise.
13536 (mul<mode>3): Likewise.
13537 (div<mode>3): Likewise.
13538 (*div<mode>3): Likewise.
13539 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
13541 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
13542 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
13543 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
13544 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
13545 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
13546 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
13547 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
13548 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
13549 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
13550 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
13551 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
13552 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
13553 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
13554 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
13556 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13558 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
13559 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13560 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
13561 (neg<mode>2): Likewise.
13562 (abs<mode>2): Likewise.
13563 (<frint_pattern><mode>2): Likewise.
13564 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
13565 (<optab><VDQF:mode><fcvt_target>2): Likewise.
13566 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
13567 (ftrunc<VDQF:mode>2): Likewise.
13568 (<optab><fcvt_target><VDQF:mode>2): Likewise.
13569 (sqrt<mode>2): Likewise.
13570 (*sqrt<mode>2): Likewise.
13571 (aarch64_frecpe<mode>): Likewise.
13572 (aarch64_cm<optab><mode>): Likewise.
13573 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
13575 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
13576 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
13578 * config/aarch64/arm_neon.h (vdup_n_f16): New.
13579 (vdupq_n_f16): Likewise.
13580 (vld1_dup_f16): Use vdup_n_f16.
13581 (vld1q_dup_f16): Use vdupq_n_f16.
13582 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
13583 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
13584 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
13585 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
13586 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
13587 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
13588 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
13589 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
13590 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
13591 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
13592 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
13593 vsqrt_f16, vsqrtq_f16): New.
13595 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13597 * config/aarch64/aarch64-simd.md
13598 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
13599 (aarch64_ext<mode>): Likewise.
13600 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
13601 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
13602 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
13604 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
13606 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
13607 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
13608 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
13609 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
13610 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
13611 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
13612 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
13614 (vmov_n_f16): Reimplement using vdup_n_f16.
13615 (vmovq_n_f16): Reimplement using vdupq_n_f16..
13617 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13619 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
13620 "frame_related_p". Generate CFA annotation when it's necessary.
13621 (aarch64_expand_prologue): Use aarch64_add_constant.
13622 (aarch64_expand_epilogue): Likewise.
13623 (aarch64_output_mi_thunk): Pass "false" when calling
13624 aarch64_add_constant.
13626 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13628 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
13631 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13633 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
13634 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
13635 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
13636 (aarch64_build_constant): Delete.
13638 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
13641 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
13643 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
13644 flag_toplevel_reorder.
13646 2016-07-25 Richard Biener <rguenther@suse.de>
13648 * cgraph.c (cgraph_node::verify_node): Compare against builtin
13649 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
13650 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
13651 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
13652 (streamer_get_builtin_tree): Likewise.
13653 (streamer_write_builtin): Likewise.
13654 * lto-streamer.h (LTO_builtin_decl): Remove.
13655 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
13656 (lto_input_scc): Remove LTO_builtin_decl handling.
13657 (lto_input_tree_1): Liekwise.
13658 * lto-streamer-out.c (lto_output_tree_1): Remove special
13659 handling of builtins.
13660 (DFS::DFS): Likewise.
13661 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
13662 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
13664 (streamer_write_builtin): Remove.
13666 2016-07-25 Martin Liska <mliska@suse.cz>
13668 * lto-cgraph.c (input_symtab): Don't call get_working_sets
13669 if flag_auto_profile is set to true.
13671 2016-07-25 Martin Liska <mliska@suse.cz>
13673 PR gcov-profile/71868
13674 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
13675 have a function with multiple latches, count them all.
13677 2016-07-25 Martin Liska <mliska@suse.cz>
13679 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
13681 2016-07-25 Martin Liska <mliska@suse.cz>
13683 PR tree-optimization/71987
13684 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
13685 just for SSA_NAMEs. Fix GNU coding style.
13687 2016-07-25 Martin Liska <mliska@suse.cz>
13689 PR gcov-profile/64874
13690 * gcov-io.h: Update command about file format.
13691 * gcov-iov.c (main): Adapt the numbering scheme.
13693 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13695 PR middle-end/66726
13696 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
13697 whose result is used in PHI.
13698 (final_range_test_p): Likewise.
13699 (maybe_optimize_range_tests): Likewise.
13701 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13703 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13704 Reformat two multi-line strings.
13706 2016-07-22 Martin Sebor <msebor@redhat.com>
13708 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
13710 2016-07-22 Martin Sebor <msebor@redhat.com>
13713 * doc/extend.texi (Compound Literals): Correct and clarify.
13714 (Cast to Union): Same.
13716 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
13718 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
13719 comments to explain why certain error messages make mention of
13720 undocumented options.
13721 (rs6000_invalid_builtin): Change error messages to replace mention
13722 of undocumented options with mention of the -mcpu=power9 option
13723 that enables those undocumented options.
13724 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
13725 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
13726 definition of this macro to correct an existing error.
13727 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
13728 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
13729 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
13730 descriptions of built-in functions so that they depend on
13731 -mcpu=power9 instead of on the corresponding undocumented flags.
13732 * doc/invoke.texi (Option Summary): Remove all mention of newly
13733 undocumented flags.
13734 (IBM RS/6000 and PowerPC Options): Likewise.
13735 * doc/md.texi (Constraints for Particuliar Machines): Remove all
13736 mention of newly undocumented flags.
13738 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
13740 * ipa-cp.c (determine_versionability): Do not create constprop clones,
13741 when target_clones attribute is set.
13743 2016-07-22 Bin Cheng <bin.cheng@arm.com>
13745 * common.opt (funsafe-loop-optimizations): Mark ignore.
13746 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
13747 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
13749 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
13750 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
13752 2016-07-22 Bin Cheng <bin.cheng@arm.com>
13754 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
13756 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
13758 (number_of_iterations_exit): Warn missed loop optimization for
13759 possible infinite loops.
13761 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
13764 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
13765 when to emit a ".machine" pseudo-op.
13767 2016-07-22 Martin Liska <mliska@suse.cz>
13769 PR gcov-profile/69028
13770 PR gcov-profile/62047
13771 * coverage.c (coverage_compute_lineno_checksum): Do not
13772 calculate checksum for fns w/o xloc.file.
13773 (coverage_compute_profile_id): Likewise.
13775 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
13777 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
13778 (avr_secondary_reload): ...and implementation.
13779 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
13780 * config/avr/avr.md (reload_in<mode>): Remove insns.
13781 (adjust_len) [lpm]: Remove insn attribute value.
13782 * config/avr/predicates.md (flash_operand): Remove insn predicate.
13784 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13786 PR middle-end/71876
13787 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
13789 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
13790 * calls.c (special_function_p): Remove the special handling of the
13791 "__builtin_" prefix.
13793 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13795 PR middle-end/71876
13796 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
13797 if STMT may be an alloca call.
13798 (gimple_alloca_call_p, alloca_call_p): Return only true for the
13799 builtin alloca call.
13800 * calls.h (gimple_maybe_alloca_call_p): New function.
13801 * tree-inline.c (inline_forbidden_p_stmt): Use
13802 gimple_maybe_alloca_call_p here.
13804 2016-07-21 David Malcolm <dmalcolm@redhat.com>
13806 * spellcheck-tree.c (best_macro_match::best_macro_match):
13807 Explictly specify the template arguments when invoking the base
13808 class constructor, to help older C++ compilers.
13810 2016-07-21 Jakub Jelinek <jakub@redhat.com>
13813 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
13814 before builtin_decl_implicit.
13816 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
13818 * optabs.c (emit_condiitonal_move): Short circuit for identical
13821 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
13823 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
13824 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
13825 (noce_conversion_profitable_p): New.
13826 (noce_try_store_flag_constants): Use it.
13827 (noce_try_addcc): Likewise.
13828 (noce_try_store_flag_mask): Likewise.
13829 (noce_try_cmove): Likewise.
13830 (noce_try_cmove_arith): Likewise.
13831 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
13833 (noce_convert_multiple_sets): Move cost model to here, from...
13834 (bb_ok_for_noce_convert_multiple_sets) ...here.
13835 (noce_process_if_block): Update calls for above changes.
13836 (noce_find_if_block): Record new noce_if_info parameters.
13838 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
13840 * target.def (max_noce_ifcvt_seq_cost): New.
13841 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
13842 * doc/tm.texi: Regenerate.
13843 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
13844 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
13845 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
13846 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
13847 * doc/invoke.texi: Document new params.
13849 2016-07-21 Richard Biener <rguenther@suse.de>
13851 PR tree-optimization/71947
13852 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
13853 ranges have useful limit_vr information.
13855 2016-07-21 Richard Biener <rguenther@suse.de>
13857 * function-tests.c (build_trivial_generic_function): Set
13858 BLOCK_SUPERCONTEXT of DECL_INITIAL.
13859 * omp-low.c (create_omp_child_function): Likewise.
13860 (grid_expand_target_grid_body): Likewise.
13861 * cgraphunit.c (init_lowered_empty_function): Likewise.
13862 (cgraph_node::expand_thunk): Likewise.
13863 * tree-parloops.c (create_loop_fn): Likewise.
13864 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
13866 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13868 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
13871 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
13873 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
13874 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
13875 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
13876 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
13877 values for insn attribute.
13878 * config/avr/avr.c (avr_out_insert_notbit): New function.
13879 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
13880 ADJUST_LEN_INSV_NOTBIT_0/_7.
13881 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
13883 2016-07-21 Bin Cheng <bin.cheng@arm.com>
13885 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
13886 (chrec_convert_1, chrec_convert): Ditto.
13887 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
13888 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
13889 * tree-vrp.c (adjust_range_with_scev): Ditto.
13890 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
13891 (scev_var_range_cant_overflow): New function.
13892 (scev_probably_wraps_p): New parameter. Call above function.
13893 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
13895 2016-07-21 Bin Cheng <bin.cheng@arm.com>
13897 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
13898 by removing computation of may_be_zero.
13900 2016-07-21 Jakub Jelinek <jakub@redhat.com>
13902 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
13904 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
13906 Improving concepts performance and diagnostics.
13907 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
13908 for constraint satisfaction and subsumption.
13909 * timevar.h (auto_timevar): New constructor that matches the push/pop
13910 pattern of usage in pt.c.
13912 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
13914 * hwint.h (HOST_WIDE_INT_0): New define.
13915 (HOST_WIDE_INT_0U): Ditto.
13916 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
13917 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
13918 * simplify-rtx.c: Ditto.
13919 * tree-object-size.c: Ditto.
13921 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13923 * config/s390/s390.c (s390_encode_section_info): Remove mode size
13926 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
13928 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
13929 * combine.c: Use HOST_WIDE_INT_M1U instead of
13930 ~(unsigned HOST_WIDE_INT) 0.
13931 * double-int.h: Ditto.
13933 * dwarf2asm.c:Ditto.
13935 * genmodes.c: Ditto.
13937 * read-rtl.c: Ditto.
13938 * tree-ssa-loop-ivopts.c: Ditto.
13939 * tree-ssa-loop-prefetch.c: Ditto.
13940 * tree-vect-generic.c: Ditto.
13941 * tree-vect-patterns.c: Ditto.
13944 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
13946 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
13947 constant addresses outside [0,0xc0] into a register.
13948 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
13949 cases where the base address register is unused after.
13950 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
13951 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
13952 (avr_out_store_psi_reg_disp_tiny): Same.
13954 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
13956 Implement attribute progmem on reduced Tiny cores by adding
13957 flash offset 0x4000 to respective symbols.
13960 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
13961 documentation how it works on reduced Tiny cores.
13962 (AVR Named Address Spaces): No support for reduced Tiny.
13963 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
13964 (avr_address_tiny_pm_p): New static function.
13965 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
13966 if the address is in progmem.
13967 (avr_assemble_integer): Same.
13968 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
13969 for symbol_ref in progmem.
13970 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
13971 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
13972 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
13974 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
13976 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
13977 * configure: Regenerate.
13978 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
13979 (USE_THIN_ARCHIVES): New variable.
13980 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
13981 this archive as a thin archive.
13983 2016-07-20 David Malcolm <dmalcolm@redhat.com>
13985 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
13986 same location as last time, don't skip if we have fix-it hints.
13987 Clarify the skipping logic by converting it from one "if" clause
13988 to repeated "if" clauses.
13989 * spellcheck-tree.c: Include "cpplib.h".
13990 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
13991 (best_macro_match::best_macro_match): New constructor.
13992 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
13993 Move here from c/c-decl.c.
13994 (class best_macro_match): Move here from c/c-decl.c, converting
13995 from a typedef to a subclass, gaining a ctor.
13997 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
13999 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
14000 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
14002 (avr_addr_space_diagnose_usage): ...and implementation.
14003 (avr_addr_space_supported_p): New function.
14004 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
14005 report bad address space usage if that space is supported.
14006 (avr_insert_attributes): Same. No more complain about unsupported
14008 * config/avr/avr-c.c (tm_p.h): Include it.
14009 (avr_cpu_cpp_builtins): Only define addr-space related built-in
14010 macro if avr_addr_space_supported_p.
14012 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14014 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14015 flag_toplevel_reorder.
14017 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14019 * gcc-rich-location.c
14020 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
14022 * gcc-rich-location.h
14023 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
14025 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14027 * target.def (addr_space): Add new diagnose_usage to hook vector.
14028 * targhooks.c (default_addr_space_diagnose_usage): Add default
14029 implementation and...
14030 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
14031 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
14032 is some address space, call targetm.addr_space.diagnose_usage.
14033 * doc/tm.texi.in (Named Address Spaces): Add anchor for
14034 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
14035 * doc/tm.texi: Regenerate.
14037 2016-07-20 Martin Liska <mliska@suse.cz>
14039 PR middle-end/71898
14040 * graphite-isl-ast-to-gimple.c (later_of_the_two):
14041 Properly handly PHI stmts.
14043 2016-07-20 Bin Cheng <bin.cheng@arm.com>
14045 PR tree-optimization/71503
14046 PR tree-optimization/71683
14047 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
14050 2016-07-20 Martin Liska <mliska@suse.cz>
14052 * doc/invoke.texi (-fipa-ra): Document when the option is
14053 disabled. Fix a typo.
14055 2016-07-20 Martin Liska <mliska@suse.cz>
14057 * Makefile.in: Include fibonacci_heap.c
14058 * fibonacci_heap.c: New file.
14059 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
14060 (fibonacci_heap::union_with): Fix deletion of the second heap.
14061 * selftest-run-tests.c (selftest::run_tests): Incorporate
14062 fibonacci heap tests.
14063 * selftest.h: Declare fibonacci_heap_c_tests.
14065 2016-07-20 Martin Liska <mliska@suse.cz>
14067 * selftest-run-tests.c (selftest::run_tests): New function.
14068 * selftest.h (sreal_c_tests): Declare.
14069 * sreal.c (sreal_verify_basics): New function.
14070 (verify_aritmetics): Likewise.
14071 (sreal_verify_arithmetics): Likewise.
14072 (verify_shifting): Likewise.
14073 (sreal_verify_shifting): Likewise.
14074 (void sreal_c_tests): Likewise.
14076 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14078 PR rtl-optimization/71916
14079 * cfgrtl.c (contains_no_active_insn_p): Return false also for
14080 bb which have a single succ fake edge.
14082 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
14085 * dwarf2out.c (gen_subprogram_die): Only call
14086 gen_unspecified_parameters_die while dumping early dwarf.
14088 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14090 PR middle-end/71874
14091 * gimple-fold.c (fold_builtin_memory_op): Use
14092 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
14094 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
14096 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
14097 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
14098 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
14099 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
14100 * combine.c: Ditto.
14103 * double-int.c: Ditto.
14105 * dwarf2out.c: Ditto.
14108 * fold-const.c: Ditto.
14109 * function.c: Ditto.
14111 * genmodes.c: Ditto.
14115 * loop-doloop.c: Ditto.
14116 * loop-invariant.c: Ditto.
14117 * loop-iv.c: Ditto.
14122 * rtlanal.c: Ditto.
14123 * simplify-rtx.c: Ditto.
14124 * stor-layout.c: Ditto.
14126 * tree-ssa-loop-ivopts.c: Ditto.
14127 * tree-vect-generic.c: Ditto.
14128 * tree-vect-patterns.c: Ditto.
14133 * wide-int-print.cc: Ditto.
14134 * wide-int.cc: Ditto.
14135 * wide-int.h: Ditto.
14137 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14139 * selftest.c (selftest::assert_streq): Handle NULL values of
14140 val_actual and val_expected.
14142 2016-07-19 Martin Jambor <mjambor@suse.cz>
14145 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
14146 rather than cgraph_create_node to get a call graph node.
14148 2016-07-19 Richard Biener <rguenther@suse.de>
14150 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
14151 handle all tcc_constant bases and valueize SSA names.
14152 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
14153 tcc_constant bases.
14155 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14157 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
14158 the flags of the exit block and bb2, not just the entry block.
14160 2016-07-19 Richard Biener <rguenther@suse.de>
14162 PR tree-optimization/71901
14163 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
14164 align member, group stuff with the bitfield.
14165 (vn_ref_op_align_unit): New inline.
14166 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
14167 record element alignment and operand 3 unchanged.
14168 (ao_ref_init_from_vn_reference): Adjust.
14169 (valueize_refs_1): Likewise.
14170 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
14172 2016-07-19 Richard Biener <rguenther@suse.de>
14174 PR tree-optimization/71908
14175 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
14176 symbolic constants in a more reliable way.
14178 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
14180 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
14182 (vect_update_inits_of_drs): Likewise.
14183 (vect_create_cond_for_alias_checks): Likewise.
14184 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
14186 2016-07-19 Richard Biener <rguenther@suse.de>
14189 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
14190 with an abstract origin that is not an inlined function outer
14191 scope add a self-reference as abstract origin.
14192 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
14194 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14197 * config/rs6000/rs6000.c (rs6000_function_value): Fix
14198 unintentional System V.4 structure return breakage for structures
14199 with a single floating point element.
14201 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14203 PR tree-optimization/71734
14204 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
14205 contains REF, use it to check safelen, assume that safelen value
14206 must be greater 1, fix style.
14207 (ref_indep_loop_p_2): Add REF_LOOP argument.
14208 (ref_indep_loop_p): Pass LOOP as additional argument to
14209 ref_indep_loop_p_2.
14211 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
14213 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
14214 allocation in the prologue.
14215 * explow.c (get_dynamic_stack_base): New function to return an address
14216 expression for the dynamic stack base.
14217 (get_dynamic_stack_size): New function to do the required dynamic stack
14218 space size calculations.
14219 (allocate_dynamic_stack_space): Use new functions.
14220 (align_dynamic_address): Move some code from
14221 allocate_dynamic_stack_space to new function.
14222 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
14224 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14226 * config/s390/s390.c (s390_encode_section_info): Always set
14227 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
14230 2016-07-18 Richard Biener <rguenther@suse.de>
14232 PR tree-optimization/71893
14233 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
14234 for sizetype cast added by array_ref_element_size.
14235 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14237 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
14239 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
14240 register parameters. Remove code to initialize argument pointer
14241 on TARGET_64BIT. Optimize call to _mcount when it can be reached
14242 using a pc-relative branch. Cleanup conditional code.
14243 * config/pa/pa.md (call_mcount): New expander.
14244 (call_mcount_nonpic): New insn.
14245 (call_mcount_pic): New insn and split.
14246 (call_mcount_pic_post_reload): New insn.
14247 (call_mcount_64bit): New insn and split.
14248 (call_mcount_64bit_post_reload): New insn.
14250 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
14252 * config/avr/predicates.md (const_m255_to_m1_operand): New.
14253 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
14254 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
14255 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
14256 (*usum_widenqihi3, *udiff_widenqihi3)
14257 (*addhi3_zero_extend.const): New combiner insns.
14258 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
14259 just 1 bit is affected.
14260 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
14261 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
14263 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
14265 * omp-low.c (lower_omp_target): Mark data clauses with
14266 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
14267 zero-length subarrays.
14269 2016-07-15 Richard Biener <rguenther@suse.de>
14271 PR tree-optimization/71881
14272 * tree-loop-distribution.c (destroy_loop): Remove blocks in
14273 reverse DOM order to make debug temp generation happy.
14275 2016-07-15 Richard Biener <rguenther@suse.de>
14277 PR tree-optimization/71887
14278 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
14279 verify it is not zero for division / modulo handling.
14280 (value_replacement): Adjust.
14282 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
14283 Julian Brown <julian@codesourcery.com>
14285 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
14286 * config/aarch64/aarch64-cost-tables.h
14287 (vulcan_extra_costs): New variable.
14288 * config/aarch64/aarch64.c
14289 (vulcan_addrcost_table): Likewise.
14290 (vulcan_regmove_cost): Likewise.
14291 (vulcan_vector_cost): Likewise.
14292 (vulcan_branch_cost): Likewise.
14293 (vulcan_tunings): Likewise.
14295 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
14297 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
14298 (output_in_order): Loop over undefined variables too. Output them
14299 via assemble_undefined_decl. Skip variables that correspond to hard
14300 registers or have value-exprs.
14301 * varpool.c (symbol_table::output_variables): Handle undefined
14302 variables together with defined ones.
14304 2016-07-15 Richard Biener <rguenther@suse.de>
14306 * tree-ssa-pre.c (get_representative_for): Make sure to return
14307 the value number of SSA names.
14308 (phi_translate_1): get_representative_for cannot return NULL.
14309 (do_pre_regular_insertion): Remove redundant call to
14310 fully_constant_expression.
14311 (do_pre_partial_partial_insertion): Likewise.
14313 2016-07-15 Bin Cheng <bin.cheng@arm.com>
14315 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
14316 (derive_simple_iv_with_niters): New function.
14317 (simple_iv): Rewrite using simple_iv_with_niters.
14318 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
14319 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14321 (number_of_iterations_exit): Rewrite using above function.
14322 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14325 2016-07-15 Richard Biener <rguenther@suse.de>
14327 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
14328 vec_construct cost.
14330 2016-07-14 Jakub Jelinek <jakub@redhat.com>
14332 PR tree-optimization/71872
14333 * tree-data-ref.c (get_references_in_stmt): Ignore references
14334 with is_gimple_constant get_base_address.
14336 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14338 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
14339 (TARGET_HAVE_LDACQD): New macro.
14340 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
14341 than TARGET_HAVE_LDACQ.
14342 (arm_load_acquire_exclusivedi): Likewise.
14343 (arm_store_release_exclusivedi): Likewise.
14345 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14347 PR rtl-optimization/71878
14348 * lra-constraints.c (match_reload): Pass information about other
14349 output operands. Create new unique register value if matching input
14350 operand shares same register value as output operand being considered.
14351 (curr_insn_transform): Record output operands already processed.
14353 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14356 PR tree-optimization/70923
14357 * tree-vect-patterns.c: Include mult-synthesis.h.
14358 (target_supports_mult_synth_alg): New function.
14359 (synth_lshift_by_additions): Likewise.
14360 (apply_binop_and_append_stmt): Likewise.
14361 (vect_synth_mult_by_constant): Likewise.
14362 (target_has_vecop_for_code): Likewise.
14363 (vect_recog_mult_pattern): Use above functions to synthesize vector
14364 multiplication by integer constants.
14366 2016-07-14 Alan Modra <amodra@gmail.com>
14368 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
14369 gpr alternatives. Correct '*' placement on Y,r alternative.
14370 Add '*' on operand 1 of r,r alternative.
14372 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14374 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
14375 * expmed.h: ... Here.
14377 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
14379 * gimple.h (stmt_can_terminate_bb_p): New function.
14380 * tree-cfg.c (need_fake_edge_p): Rename to ...
14381 (stmt_can_terminate_bb_p): ... this; return true if stmt can
14382 throw external; handle const and pure calls.
14383 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
14385 2016-07-14 Richard Biener <rguenther@suse.de>
14387 PR tree-optimization/71866
14388 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
14389 (do_hoist_insertion): Avoid endless recursion when we
14390 didn't insert anything because we managed to simplify
14391 things down to a constant or SSA name.
14392 (fully_constant_expression): Re-write in terms of ...
14393 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
14394 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
14395 vn_nary_build_or_lookup_1.
14396 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
14397 (vn_nary_build_or_lookup): ... this which now wraps it.
14399 2016-07-14 Alan Modra <amodra@gmail.com>
14402 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
14403 with p9_vector override before power9-dform override.
14405 2016-07-13 Andi Kleen <ak@linux.intel.com>
14407 * value-prof.c (gimple_value_profile_transformations): Don't run
14408 when auto_profile is on.
14410 2016-07-13 Andi Kleen <ak@linux.intel.com>
14412 * auto-profile.c (update_inlined_ind_target,
14413 afdo_indirect_call): Print information to dump file.
14415 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
14417 * genrecog.c (special_predicate_operand_p): New function.
14418 (predicate_name): Move function.
14419 (validate_pattern): Don't warn about missing mode for all
14420 define_special_predicate predicates.
14422 2016-07-13 Bin Cheng <bin.cheng@arm.com>
14424 * tree-vect-data-refs.c (vect_no_alias_p): New function.
14425 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
14426 resolve alias checks which are known at compilation time.
14427 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
14428 alias checks are resolved. Move dump info for too many runtime
14429 alias checks to here...
14430 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
14432 2016-07-13 Richard Biener <rguenther@suse.de>
14434 PR tree-optimization/24574
14435 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
14436 position and add shift, rotate, divison and modulo support
14438 (value_replacement): Pass in argument position to absorbing_element_p.
14440 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
14443 * ipa-inline-transform.c (inline_call): Support
14444 instrumented thunks.
14446 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
14448 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
14449 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
14451 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
14452 Baseline. Make initial alternative TARGET_32BIT only.
14453 (udivsi3): Likewise.
14454 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
14455 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
14458 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
14460 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
14461 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
14462 availability with TARGET_HAVE_MOVT.
14463 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
14464 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
14465 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
14467 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
14468 extra instruction if MOVW is available. Use a cost variable
14469 incremented by COSTS_N_INSNS (1) when the condition match rather than
14470 returning an arithmetic expression based on COSTS_N_INSNS. Make
14471 constant with bottom half word zero cost 2 instruction if MOVW is
14473 * config/arm/arm.md (define_attr "arch"): Add v8mb.
14474 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
14475 target is ARMv8-M Baseline.
14476 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
14477 (arm_movtas_ze): Likewise.
14478 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
14479 alternative for constants satisfying j constraint.
14480 (thumb1_movsi_insn): Likewise.
14481 (movsi splitter for K alternative): Tighten condition to not trigger
14482 if movt is available and j constraint is satisfied.
14483 (Pe immediate splitter): Likewise.
14484 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
14485 constant fitting in an halfword to use MOVW.
14486 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
14489 2016-07-13 Richard Biener <rguenther@suse.de>
14491 PR middle-end/71104
14492 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
14493 gimplifying the LHS. Make sure to gimplify a returning twice
14494 call LHS without using SSA names.
14496 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14498 * tree-data-ref.c (find_data_references_in_stmt): Remove
14499 unnecessary call to vec::release.
14500 (graphite_find_data_references_in_stmt): Likewise.
14501 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
14502 * tree-vect-stmts.c (vectorizable_condition): Likewise.
14504 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14506 * cfgexpand.c (expand_used_vars): Make the type of a local
14508 * genmatch.c (lower_for): Likewise.
14509 * haifa-sched.c (haifa_sched_init): Likewise.
14510 (add_to_speculative_block): Likewise.
14511 (create_check_block_twin): Likewise.
14512 * predict.c (handle_missing_profiles): Likewise.
14513 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
14514 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
14515 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
14517 (maybe_lower_iteration_bound): Likewise.
14518 * tree-ssa-sccvn.c (DFS): Likewise.
14519 * tree-stdarg.c (reachable_at_most_once): Likewise.
14520 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
14521 (vectorizable_store): Likewise.
14523 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14525 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
14526 (sccvn_dom_walker): make cond_stack an auto_vec.
14528 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14530 * ree.c (struct ext_state): Make type of members auto_vec.
14531 (find_and_remove_re): Adjust.
14533 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14535 * cfgexpand.c (struct stack_vars_data): Make type of fields
14537 (expand_used_vars): Adjust.
14539 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14541 * ipa.c (record_cdtor_fn): Adjust.
14542 (build_cdtor_fns): Likewise.
14543 (ipa_cdtor_merge): Make static_ctors and static_dtors local
14546 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14548 * genextract.c (struct accum_extract): Add constructor and make
14550 (gen_insn): Adjust.
14552 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14554 * tree.c (struct free_lang_data_d): Add constructor and change
14555 types of members to ones that automatically manage resources.
14556 (fld_worklist_push): Adjust.
14557 (find_decls_types): Likewise.
14558 (find_decls_types_in_eh_region): Likewise.
14559 (free_lang_data_in_cgraph): Stop manually creating and
14560 destroying members of free_lang_data_d.
14562 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
14564 PR rtl-optimization/68961
14565 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
14566 peephole variant. Use sse_reg_operand predicates.
14568 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
14570 * config/i386/predicates.md (x86_64_immediate_operand)
14571 <case CONST_INT>: Remove unneeded truncation to DImode.
14572 <case CONST>: Ditto.
14573 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
14575 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14578 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
14579 The xxperm and xxpermr instructions require that the 2nd input
14580 operand overlap with the output operand, and not the 1st.
14581 (altivec_vperm_v8hiv16qi): Likewise.
14582 (altivec_vperm_<mode>_uns_internal): Likewise.
14583 (altivec_vpermr_<mode>_internal): Likewise.
14584 (vperm_v8hiv4si): Likewise.
14585 (vperm_v16qiv8hi): Likewise.
14587 2016-07-12 Nathan Sidwell <nathan@acm.org>
14589 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
14590 when -mno-pic-data-is-text-relative is in effect, by default.
14591 * doc/invoke.texi (mpic-data-is-text-relative): Document new
14592 behavior and clarify.
14594 2016-07-12 Martin Liska <mliska@suse.cz>
14596 * params.def: Add avg-loop niter.
14597 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
14598 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
14599 * doc/invoke.texi: Document the new parameter.
14601 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14603 PR middle-end/71700
14604 * expr.c (store_constructor): Mask sign-extended bits when widening
14605 sub-word constructor element at the start of a word.
14607 2016-07-12 Martin Liska <mliska@suse.cz>
14609 * Makefile.in: Append rule for params-options.h.
14610 * params-options.h: New file.
14612 2016-07-12 Martin Liska <mliska@suse.cz>
14614 * ira-build.c (mark_loops_for_removal): Properly iterate
14617 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
14618 Richard Biener <rguenther@suse.de>
14620 PR tree-optimization/23286
14621 PR tree-optimization/70159
14622 * doc/invoke.texi: Document -fcode-hoisting.
14623 * common.opt (fcode-hoisting): New flag.
14624 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
14625 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
14626 (do_regular_insertion): Rename to ...
14627 (do_pre_regular_insertion): ... this and amend general comments
14628 on insertion strathegy.
14629 (do_partial_partial_insertion): Rename to ...
14630 (do_pre_partial_partial_insertion): ... this.
14631 (do_hoist_insertion): New function.
14632 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
14633 and call do_hoist_insertion properly.
14635 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
14636 (pass_pre::execute): Register hoist_insert stats.
14638 2016-07-12 Jakub Jelinek <jakub@redhat.com>
14640 PR middle-end/71716
14641 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
14642 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
14643 is different from mode's bitsize. Small cleanup.
14645 2016-07-12 Richard Biener <rguenther@suse.de>
14647 PR rtl-optimization/68961
14648 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
14649 to simplify to a non-constant.
14651 2016-07-11 Jakub Jelinek <jakub@redhat.com>
14653 PR middle-end/71758
14654 * omp-low.c (expand_omp_target): Gimplify device.
14656 PR tree-optimization/71823
14657 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
14658 to get vec_oprnds2 from op2.
14660 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
14662 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
14663 Hoist common subexpressions.
14664 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
14666 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
14669 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
14670 prevent generation of 'stxsiwx' on pre Power8 hardware.
14672 2016-07-11 David Malcolm <dmalcolm@redhat.com>
14674 * input.c: Include cpplib.h.
14675 (selftest::temp_source_file): New class.
14676 (selftest::temp_source_file::temp_source_file): New ctor.
14677 (selftest::temp_source_file::~temp_source_file): New dtor.
14678 (selftest::should_have_column_data_p): New function.
14679 (selftest::test_should_have_column_data_p): New function.
14680 (selftest::temp_line_table): New class.
14681 (selftest::temp_line_table::temp_line_table): New ctor.
14682 (selftest::temp_line_table::~temp_line_table): New dtor.
14683 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
14684 it to create a temp_line_table.
14685 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
14686 locations that are known to have column data.
14687 (selftest::line_table_case): New struct.
14688 (selftest::test_reading_source_line): Move tempfile handling
14689 to class temp_source_file.
14690 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
14691 (selftest::assert_token_loc_eq): New function.
14692 (ASSERT_TOKEN_LOC_EQ): New macro.
14693 (selftest::test_lexer): New function.
14694 (selftest::boundary_locations): New array.
14695 (selftest::input_c_tests): Call test_should_have_column_data_p.
14696 Loop over a test matrix of interesting values of location and
14697 default_range_bits, calling test_lexer on each case in the matrix.
14698 Move call to test_accessing_ordinary_linemaps into the matrix.
14699 * selftest.h (ASSERT_EQ): Reimplement in terms of...
14700 (ASSERT_EQ_AT): New macro.
14702 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
14705 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
14706 Don't convert TImode in debug insn.
14708 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14710 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
14711 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
14712 (tree_type_common::lang_flag_7): New.
14713 (tree_type_common::spare): Reduce size.
14714 * tree.h (TYPE_ALIGN_OK): Remove.
14715 (TYPE_LANG_FLAG_7): New.
14716 (get_inner_reference): Adjust header.
14717 * print-tree.c (print_node): Adjust.
14718 * expr.c (get_inner_reference): Remove parameter keep_aligning.
14719 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
14720 calls to get_inner_reference.
14721 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
14722 handling of TYPE_ALIGN_OK.
14723 * builtins.c (get_object_alignment_2): Adjust call to
14724 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
14725 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
14727 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
14728 * cfgexpand.c (expand_debug_expr): Likewise.
14729 * dbxout.c (dbxout_expand_expr): Likewise.
14730 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
14731 loc_list_from_tree, fortran_common): Likewise.
14732 * fold-const.c (optimize_bit_field_compare,
14733 decode_field_reference, fold_unary_loc, fold_comparison,
14734 split_address_to_core_and_offset): Likewise.
14735 * gimple-laddress.c (execute): Likewise.
14736 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
14737 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
14738 * hsa-gen.c (gen_hsa_addr): Likewise.
14739 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
14740 * tsan.c (instrument_expr): Likewise.
14741 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
14742 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
14743 * tree-affine.c (tree_to_aff_combination,
14744 get_inner_reference_aff): Adjust calls to get_inner_reference.
14745 * tree-data-ref.c (split_constant_offset_1,
14746 dr_analyze_innermost): Likewise.
14747 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
14748 * tree-sra.c (ipa_sra_check_caller): Likewise.
14749 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
14750 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
14751 bswap_replace): Likewise.
14752 * tree-vect-data-refs.c (vect_check_gather,
14753 vect_analyze_data_refs): Likewise.
14754 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
14755 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
14758 2016-07-11 David Malcolm <dmalcolm@redhat.com>
14760 * Makefile.in (selftest-valgrind): New phony target.
14761 * function-tests.c (selftest::build_cfg): Delete pass instances
14762 created by the test.
14763 (selftest::convert_to_ssa): Likewise.
14764 (selftest::test_expansion_to_rtl): Likewise.
14765 * tree-cfg.c (selftest::test_linear_chain): Release dominator
14767 (selftest::test_diamond): Likewise.
14769 2016-07-11 Richard Biener <rguenther@suse.de>
14771 PR tree-optimization/71816
14772 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
14773 than replacing all of its operands.
14775 2016-07-11 Alan Modra <amodra@gmail.com>
14777 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
14778 (ctr<mode>): Add unspec.
14779 (ctr<mode>_internal*): Likewise.
14781 2016-07-08 James Bowman <james.bowman@ftdichip.com>
14783 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
14784 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
14786 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
14788 PR rtl-optimization/71621
14789 * lra-constraints.c (process_alt_operands): Check combination of
14790 reg class and mode.
14792 2016-07-08 Jason Merrill <jason@redhat.com>
14793 Richard Biener <rguenther@suse.de>
14795 P0145: Refining Expression Order for C++.
14796 * gimplify.c (initial_rhs_predicate_for): New.
14797 (gimplfy_modify_expr): Gimplify RHS before LHS.
14799 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14802 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14803 Allow standard error handling to take over when a wrong number
14804 of arguments is presented to __builtin_vec_ld () or
14805 __builtin_vec_st ().
14807 2016-07-08 Jiong Wang <jiong.wang@arm.com>
14809 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
14814 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
14815 __builtin_aarch64_fmaxv2sf.
14816 (vmaxnmq_f32): Likewise.
14817 (vmaxnmq_f64): Likewise.
14818 (vminnm_f32): Likewise.
14819 (vminnmq_f32): Likewise.
14820 (vminnmq_f64): Likewise.
14822 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
14825 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
14826 enable -mfloat128-hardware by default.
14827 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
14828 that IEEE 128-bit hardware support needs.
14829 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
14830 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
14831 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
14832 floating point requires.
14833 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
14834 -mfloat128 and -mfloat128-hardware changes.
14836 2016-07-08 Alan Hayward <alan.hayward@arm.com>
14838 PR tree-optimization/71667
14839 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
14841 2016-07-08 Martin Liska <mliska@suse.cz>
14843 PR middle-end/71606
14844 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
14845 folding produces SAVE_EXPRs, thus return false for the type.
14847 2016-07-07 Martin Liska <mliska@suse.cz>
14849 * file-find.c (remove_prefix): New function.
14850 * file-find.h (remove_prefix): Declare the function.
14851 * gcc-ar.c (main): Skip a folder of the wrapper if
14852 a wrapped binary would point to the same file.
14854 2016-07-07 Jan Hubicka <jh@suse.cz>
14856 * tree-scalar-evolution.c (iv_can_overflow_p): export.
14857 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
14858 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
14860 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
14863 * ipa-inline-analysis.c (compute_inline_parameters): Set
14864 local.can_change_signature to false for intrumentation
14867 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
14869 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
14870 with TARGET_HAVE_MOVT.
14871 (TARGET_HAVE_MOVT): Define.
14872 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
14873 availability with TARGET_HAVE_MOVT.
14874 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
14876 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
14878 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
14879 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
14880 * config/arm/constraints.md (define_constraint "j"): Use
14881 TARGET_HAVE_MOVT to check MOVT availability.
14883 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
14885 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
14887 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
14889 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
14890 (armv8-m.main): Likewise.
14891 (armv8-m.main+dsp): Likewise.
14892 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
14893 (FL_FOR_ARCH8M_MAIN): Likewise.
14894 * config/arm/arm-tables.opt: Regenerate.
14895 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
14896 armv8-m.main+dsp to BE8_LINK_SPEC.
14897 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
14898 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
14899 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
14900 Baseline and Mainline.
14901 (arm_option_override_internal): Also disable arm_restrict_it when
14902 !arm_arch_notm. Update comment for -munaligned-access to also cover
14904 (arm_file_start): Increase buffer size for printing architecture name.
14905 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
14906 and armv8-m.main+dsp.
14907 (mno-unaligned-access): Clarify that this is disabled by default for
14908 ARMv8-M Baseline architectures as well.
14910 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
14912 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
14913 decide whether to prevent some libgcc routines being included for some
14914 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
14915 link between this condition and the one in
14916 libgcc/config/arm/lib1func.S.
14918 2016-07-07 Richard Biener <rguenther@suse.de>
14920 * tree-ssa-pre.c: Include alias.h.
14921 (compute_avail): If we have multiple VN_REFERENCEs with the
14922 same hashtable entry adjust that to make it a valid replacement
14923 for all of them with respect to alignment and aliasing
14924 when doing insertion.
14925 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
14926 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
14928 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
14932 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
14933 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
14936 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14938 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
14939 (adjust_mems): Adjust.
14940 (adjust_insn): Likewise.
14941 (prepare_call_arguments): Likewise.
14943 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14945 * gcse.c (struct ls_expr): Make stores field a vector.
14946 (ldst_entry): Adjust.
14947 (free_ldst_entry): Likewise.
14948 (print_ldst_list): Likewise.
14949 (compute_ld_motion_mems): Likewise.
14950 (update_ld_motion_stores): Likewise.
14952 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14954 * gcse.c (struct ls_expr): Remove loads field.
14955 (ldst_entry): Adjust.
14956 (free_ldst_entry): Likewise.
14957 (print_ldst_list): Likewise.
14958 (compute_ld_motion_mems): Likewise.
14960 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14962 * store-motion.c (struct st_expr): Make antic_stores a vector.
14963 (st_expr_entry): Adjust.
14964 (free_st_expr_entry): Likewise.
14965 (print_store_motion_mems): Likewise.
14966 (find_moveable_store): Likewise.
14967 (compute_store_table): Likewise.
14968 (remove_reachable_equiv_notes): Likewise.
14969 (replace_store_insn): Likewise.
14970 (build_store_vectors): Likewise.
14972 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14974 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
14975 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
14977 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
14979 PR tree-optimization/71518
14980 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
14981 misalign also for outer loops with negative step.
14983 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
14985 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
14986 (cortex_a53_shift): Add mov_shift.
14987 (cortex_a53_shift_reg): Add new reservation for register shifts.
14988 (cortex_a53_alu): Remove bfm.
14989 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
14990 (cortex_a53_alu_extr): Add new reservation for EXTR.
14991 (bypasses): Improve bypass modelling.
14993 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14996 * config/avr/avr.c (avr_asm_select_section): Strip off
14997 SECTION_DECLARED from flags when calling get_section.
14999 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15001 * tree-vectorizer.h (vect_memory_access_type): Add
15002 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
15003 * tree-vect-stmts.c (compare_step_with_zero): New function.
15004 (perm_mask_for_reverse): Move further up file.
15005 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
15007 (get_negative_load_store_type): New function.
15008 (get_load_store_type): Call it. Add an ncopies argument.
15009 (vectorizable_mask_load_store): Update call accordingly and
15010 remove tests for negative steps.
15011 (vectorizable_store, vectorizable_load): Likewise. Handle new
15012 memory_access_types.
15014 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15016 * tree-vectorizer.h (vect_memory_access_type): New enum.
15017 (_stmt_vec_info): Add a memory_access_type field.
15018 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
15019 (vect_model_store_cost): Take an access type instead of a boolean.
15020 (vect_model_load_cost): Likewise.
15021 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
15022 vect_model_store_cost and vect_model_load_cost.
15023 * tree-vect-stmts.c (vec_load_store_type): New enum.
15024 (vect_model_store_cost): Take an access type instead of a
15025 store_lanes_p boolean. Simplify tests.
15026 (vect_model_load_cost): Likewise, but for load_lanes_p.
15027 (get_group_load_store_type, get_load_store_type): New functions.
15028 (vectorizable_store): Use get_load_store_type. Record the access
15029 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
15030 (vectorizable_load): Likewise.
15031 (vectorizable_mask_load_store): Likewise. Replace is_store
15032 variable with vls_type.
15034 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15036 * tree-vectorizer.h (vect_grouped_load_supported): Add a
15037 single_element_p parameter.
15038 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
15039 Check the PR65518 case here rather than in vectorizable_load.
15040 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
15041 * tree-vect-stmts.c (vectorizable_load): Likewise.
15043 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15045 * tree-vectorizer.h (gather_scatter_info): New structure.
15046 (vect_check_gather_scatter): Return a bool rather than a decl.
15047 Replace return-by-pointer arguments with a single
15048 gather_scatter_info *.
15049 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
15050 (vect_analyze_data_refs): Update call accordingly.
15051 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
15052 (vectorizable_mask_load_store): Likewise. Also record the
15053 offset dt and vectype in the gather_scatter_info.
15054 (vectorizable_store): Likewise.
15055 (vectorizable_load): Likewise.
15057 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15059 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
15060 strided groups, use the cost of N scalar accesses instead
15061 of ncopies vector accesses.
15062 (vect_model_load_cost): Likewise.
15064 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15066 * tree-vect-stmts.c (vect_cost_group_size): Delete.
15067 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
15068 variable to indicate when once-per-group costs are being used.
15069 (vect_model_load_cost): Likewise. Fix comment and misindented code.
15071 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15073 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
15074 peeling-for-gaps condition.
15076 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15078 * config/s390/s390.c (s390_expand_vec_init): Force initializer
15079 element to register if it doesn't match general_operand.
15081 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
15082 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15084 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
15086 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
15087 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
15088 (SIGNBIT): New mode iterator.
15089 (Fsignbit): New mode attribute.
15090 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
15091 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
15092 when direct moves are available.
15093 (signbit<mode>2_dm): New define_insn_and_split).
15094 (signbit<mode>2_dm2): New define_insn.
15096 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15098 PR rtl-optimization/71594
15099 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
15100 into subregs of appropriate mode before trying to emit a conditional
15103 2016-07-05 Jan Hubicka <jh@suse.cz>
15105 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
15106 (simple_iv): Use it.
15108 2016-07-05 Jan Hubicka <jh@suse.cz>
15110 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
15112 2016-07-05 Jiong Wang <jiong.wang@arm.com>
15114 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
15117 2016-07-05 Jan Hubicka <jh@suse.cz>
15119 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
15122 2016-07-05 Richard Biener <rguenther@suse.de>
15124 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
15125 Handle empty else block.
15126 (is_feasible_trace): Likewise.
15127 (split_paths): Likewise.
15129 2016-07-05 Richard Biener <rguenther@suse.de>
15131 * tree-loop-distribution.c (distribute_loop): Fix issue with
15132 the cost model loop.
15134 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
15136 * config/arm/neon-testgen.ml: Delete.
15137 * config/arm/neon.ml: Delete.
15139 2016-07-04 Jakub Jelinek <jakub@redhat.com>
15142 * tree.c (attribute_value_equal): Use get_attribute_name instead of
15143 directly using TREE_PURPOSE.
15145 2016-07-04 Jiong Wang <jiong.wang@arm.com>
15147 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
15148 * config/aarch64/aarch64_neon.h: Likewise.
15149 * config/aarch64/arm_neon.h: Likewise.
15150 * config/aarch64/atomics.md: Likewise.
15151 * config/aarch64/aarch64-simd-builtins.def: Likewise.
15152 * doc/invoke.texi: Likewise.
15154 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15156 * config/s390/s390.md: Add "z13" cpu_facility.
15157 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
15158 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
15159 condition" type instructions.
15161 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15162 Jeff Law <law@redhat.com>
15164 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
15165 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
15167 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
15169 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
15170 permutation for TARGET_AVX512F.
15171 (ix86_expand_vec_one_operand_perm_avx512): New function.
15172 (expand_vec_perm_1): Invoke introduced function.
15173 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
15174 it may be not valid after vectorization.
15176 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15179 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
15180 typo in comment. Only force to memory if it is a weak
15181 external reference.
15183 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
15184 Jiong Wang <jiong.wang@arm.com>
15186 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
15187 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
15188 (AARCH64_FL_F16): New.
15189 (AARCH64_FL_FOR_ARCH8_2): New.
15190 (AARCH64_ISA_8_2): New.
15191 (AARCH64_ISA_F16): New.
15192 (TARGET_FP_F16INST): New.
15193 (TARGET_SIMD_F16INST): New.
15194 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
15195 ("fp"): Disabling "fp" also disables "fp16".
15196 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
15197 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
15198 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
15199 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
15201 2016-07-04 Jan Beulich <jbeulich@suse.com>
15203 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
15205 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15208 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
15209 the insns, use an insn form that does not adjust the offset on
15210 little endian systems.
15212 2016-07-01 Jan Beulich <jbeulich@suse.com>
15214 * varasm.c (get_variable_section): Validate initializer in
15215 named .bss-like sections.
15217 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
15219 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
15220 Exchange the order of the second and third operands in the vpermr
15221 instruction tmeplate.
15223 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
15226 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
15227 Disallow TDmode values.
15229 2016-07-01 Alan Modra <amodra@gmail.com>
15231 PR rtl-optimization/71709
15232 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
15233 being set, not referenced.
15235 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
15237 PR tree-optimization/70729
15238 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
15239 of loop since it can be not valid after transformation.
15241 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15243 * config/arm/arm.c (thumb_reload_in_hi): Delete.
15244 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
15246 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
15248 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
15251 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15254 * config/rs6000/constraints.md (wY constraint): New constraint to
15255 match the requirements for the LXSD and STXSD instructions.
15256 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
15257 predicate to match the requirements for the LXSD and STXSD
15259 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
15260 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
15261 to make sure that the bottom 2 bits of offset are 0, the address
15262 form is offsettable, and no updating is done in the address mode.
15263 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
15264 (movdi_internal32): Likewise
15265 (movdi_internal64): Likewise.
15267 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15269 PR tree-optimization/71707
15270 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
15271 strinfo even for ADDR_EXPR ptr.
15273 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
15275 * config/rs6000/altivec.md (darn_32): Change the condition to
15276 TARGET_P9_MISC instead of TARGET_MODULO.
15277 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
15278 condition expression.
15279 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
15280 condition expression.
15281 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
15282 (DFP_TEST): New code iterator.
15283 (dfptstsfi_<code>_mode>): New define_expand.
15284 (*dfp_sgnfcnc_<mode>): New define_insn.
15285 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
15286 definition next to BU_P9_MISC_1 definition and change the MASK
15287 value to RS6000_BTM_P9_MISC.
15288 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
15289 (BU_P9_64BIT_MISC_0): Likewise.
15290 (BU_P9_DFP_MISC_0): New macro definition.
15291 (BU_P9_DFP_MISC_1): New macro definition.
15292 (BU_P9_DFP_MISC_2): New macro definition.
15293 (BU_P9_DFP_OVERLOAD_1): New macro definition.
15294 (BU_P9_DFP_OVERLOAD_2): New macro definition.
15295 (BU_P9_DFP_OVERLOAD_3): New macro definition.
15296 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
15297 (TSTSFI_LT_TD): Likewise.
15298 (TSTSFI_EQ_DD): Likewise.
15299 (TSTSFI_EQ_TD): Likewise.
15300 (TSTSFI_GT_DD): Likewise.
15301 (TSTSFI_GT_TD): Likewise.
15302 (TSTSFI_OV_DD): Likewise.
15303 (TSTSFI_OV_TD): Likewise.
15304 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
15305 (TSTSFI_LT_DD): Likewise.
15306 (TSTSFI_LT_TD): Likewise.
15307 (TSTSFI_EQ): Likewise.
15308 (TSTSFI_EQ_DD): Likewise.
15309 (TSTSFI_EQ_TD): Likewise.
15310 (TSTSFI_GT): Likewise.
15311 (TSTSFI_GT_DD): Likewise.
15312 (TSTSFI_GT_TD): Likewise.
15313 (TSTSFI_OV): Likewise.
15314 (TSTSFI_OV_DD): Likewise.
15315 (TSTSFI_OV_TD): Likewise.
15316 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15317 overloaded test significance functions.
15318 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15319 OPTION_MASK_P9_MISC into the representation of this mask.
15320 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
15322 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
15323 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
15325 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
15326 argument is a 6-bit unsigned literal value if the icode argument
15327 represents a DFP test significance built-in call.
15328 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
15329 flag used independently and in combination with the
15330 RS6000_BTM_64BIT flag.
15331 (rs6000_opt_masks): Add entry for power9-misc command-line option.
15332 (rs6000_builtin_mask_names): Add entry for power9-misc
15333 command-line option.
15334 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
15335 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
15336 RS6000_BTM_P9_MISC macros.
15337 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
15338 option and change the description of the -mpower9-vector option to
15339 enable only vector instructions, removing its erroneously claimed
15340 support for scalar instructions.
15341 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15342 the ISA 3.0 digital floating point test significance built-in
15345 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
15347 * config/aarch64/aarch64.c (cortexa35_tunings):
15348 Enable AES fusion. Use cortexa57_branch_cost.
15349 (cortexa53_tunings): Use cortexa57_branch_cost.
15350 (cortexa72_tunings): Use cortexa57_branch_cost.
15351 Use AUTOPREFETCHER_WEAK.
15352 (cortexa73_tunings): Use cortexa57_branch_cost.
15354 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15355 James Greenhalgh <james.greenhalgh@arm.com>
15357 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
15358 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
15359 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
15360 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
15361 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
15362 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
15363 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
15364 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
15365 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
15366 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
15367 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
15368 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
15369 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
15372 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
15373 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15375 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
15377 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
15379 2016-06-30 David Malcolm <dmalcolm@redhat.com>
15382 * gcc.c (driver::build_option_suggestions): Pass "option" to
15383 add_misspelling_candidates.
15384 * opts-common.c (add_misspelling_candidates): Add "option" param;
15385 use it to avoid adding negated forms for options marked with
15387 * opts.h (add_misspelling_candidates): Add "option" param.
15389 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15391 PR middle-end/71693
15392 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
15393 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
15394 first when permuting bitwise operation with rotate. Cast
15395 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
15397 2016-06-29 David Malcolm <dmalcolm@redhat.com>
15399 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
15400 for misspelled param names.
15401 * params.c: Include spellcheck.h.
15402 (find_param_fuzzy): New function.
15403 * params.h (find_param_fuzzy): New prototype.
15404 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
15405 * spellcheck.h (struct edit_distance_traits<const char *>):
15408 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
15410 * config/rs6000/predicates.md (const_0_to_7_operand): New
15411 predicate, recognize 0..7.
15412 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15413 support for doing extracts from V16QImode, V8HImode, V4SImode
15415 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
15416 vector extract support.
15417 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
15418 for ISA 3.0 vector extract.
15419 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
15420 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
15421 extracts of a constant element number from small integer vectors
15422 on 64-bit ISA 3.0 systems.
15423 (vsx_extract_<mode>_di): Likewise.
15424 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
15425 say when we can do ISA 3.0 vector extracts.
15426 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
15427 registers, using the stxsiwx instruction.
15429 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
15431 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
15432 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
15433 qdf24xx_regmove_cost, qdf24xx_tunings): New.
15434 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
15435 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
15436 * config/arm/arm.c (arm_qdf24xx_tune): New.
15438 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
15440 * config/aarch64/aarch64.c (cortexa53_tunings):
15441 Increase loop alignment to 8. Set function alignment to 16.
15442 (cortexa35_tunings): Likewise.
15443 (cortexa57_tunings): Increase loop alignment to 8.
15444 (cortexa72_tunings): Likewise.
15445 (cortexa73_tunings): Likewise.
15447 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
15449 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
15450 for arm_fp16_ok and arm_fp16_hw.
15451 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
15452 arm_fp16_alternative.
15454 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
15456 PR tree-optimization/71655
15457 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
15458 types when swapping operands.
15460 2016-06-29 Martin Liska <mliska@suse.cz>
15462 PR middle-end/71585
15463 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
15464 * ipa-inline-transform.c (inline_call): Remove unnecessary call
15465 of build_optimization_node.
15467 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
15469 PR tree-optimization/70729
15470 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
15471 independent in loops having positive safelen value.
15472 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
15473 it may be not valid after vectorization.
15475 2016-06-29 Jakub Jelinek <jakub@redhat.com>
15477 PR tree-optimization/71625
15478 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
15479 is sorted by ascending list->offset. If PTR is non-NULL and there is
15480 previous strinfo, call get_stridx_plus_constant.
15481 (get_stridx): Pass exp as second argument to get_addr_stridx.
15482 (addr_stridxptr): Add missing list = list->next, so that there can be
15483 more than one entries in the list. Bump limit from 16 to 32. Ensure
15484 the list is sorted by ascending list->offset.
15485 (get_stridx_plus_constant): Adjust so that it can be also called with
15486 ADDR_EXPR instead of SSA_NAME as PTR.
15487 (handle_char_store): Pass NULL_TREE as second argument to
15490 2016-06-29 Richard Biener <rguenther@suse.de>
15492 PR rtl-optimization/68961
15493 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
15495 2016-06-29 Richard Biener <rguenther@suse.de>
15497 PR middle-end/71002
15498 * alias.c (component_uses_parent_alias_set_from): Handle
15499 type punning through union accesses by using the union alias set.
15500 * gimple.c (gimple_get_alias_set): Remove union type punning case.
15502 2016-07-29 Richard Biener <rguenther@suse.de>
15504 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
15505 precision not matching mode precision.
15507 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
15509 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
15510 pa_output_arg_descriptor.
15511 (call_val_symref_64bit_post_reload): Likewise.
15512 (call_val_powf_64bit_post_reload): Likewise.
15513 (sibcall_internal_symref_64bit): Likewise.
15514 (sibcall_value_internal_symref_64bit): Likewise.
15516 2016-06-28 Jakub Jelinek <jakub@redhat.com>
15518 PR middle-end/71626
15519 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
15520 a constant, force its SUBREG_REG into memory or register instead
15523 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15526 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
15527 * doc/invoke.texi (AVR Options): Document it.
15529 2016-06-28 Walter Lee <walt@tilera.com>
15531 * config/tilegx/linux.h: Do not include arch/icache.h
15532 (CLEAR_INSN_CACHE): Provide inlined definition directly.
15533 * config/tilepro/linux.h: Do not include arch/icache.h
15534 (CLEAR_INSN_CACHE): Provide inlined definition directly.
15536 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
15538 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
15539 for big-endian BIT_FIELD_REF.
15541 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
15543 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
15544 ('size' attribute): Add '128'.
15546 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
15547 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
15548 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
15549 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
15550 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
15551 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
15552 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
15553 *trunc<mode>df2_odd): Set size attribute to '128'.
15554 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
15555 * config/rs6000/power6.md (power6-fp): Include dfp type.
15556 * config/rs6000/power7.md (power7-fp): Likewise.
15557 * config/rs6000/power8.md (power8-fp): Likewise.
15558 * config/rs6000/power9.md: New file.
15559 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
15560 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
15561 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
15563 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
15564 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15565 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
15566 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
15567 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
15568 dfp_dscri_<mode>): Change type attribute to dfp.
15569 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
15570 attribute to vecsimple.
15571 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
15572 and prefetch streams.
15573 (rs6000_option_override_internal): Remove temporary code setting
15574 tuning to power8. Don't set rs6000_sched_groups for power9.
15575 (last_scheduled_insn): Change to rtx_insn *.
15576 (divide_cnt, vec_load_pendulum): New variables.
15577 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
15578 (rs6000_issue_rate): Set issue rate for Power9.
15579 (is_power9_pairable_vec_type): New.
15580 (power9_sched_reorder2): New.
15581 (rs6000_sched_reorder2): Call new function for Power9 specific
15583 (insn_must_be_first_in_group): Remove Power9.
15584 (insn_must_be_last_in_group): Likewise.
15585 (force_new_group): Likewise.
15586 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
15587 Initialize divide_cnt/vec_load_pendulum.
15588 (_rs6000_sched_context, rs6000_init_sched_context,
15589 rs6000_set_sched_context): Handle context save/restore of new
15592 2016-06-28 Richard Biener <rguenther@suse.de>
15594 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
15595 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
15596 COMPONENT_REF operand.
15597 (nonoverlapping_component_refs_p): Likewise.
15598 * stor-layout.c (start_bitfield_representative): Mark
15599 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
15601 2016-06-28 Jakub Jelinek <jakub@redhat.com>
15603 * Makefile.in: Don't cat ../stage_current if it does not exist.
15605 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
15606 last argument is a bit-field.
15608 PR rtl-optimization/71673
15609 * internal-fn.c (expand_arith_overflow_result_store): Use
15610 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
15611 expand_simple_binop.
15613 PR middle-end/66867
15614 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
15615 expand_ifn_atomic_compare_exchange): New functions.
15616 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
15617 * tree.h (build_call_expr_internal_loc): Rename to ...
15618 (build_call_expr_internal_loc_array): ... this. Fix up type of
15620 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
15621 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
15622 ATOMIC_COMPARE_EXCHANGE result.
15623 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
15624 * gimple-fold.h (optimize_atomic_compare_exchange_p,
15625 fold_builtin_atomic_compare_exchange): New prototypes.
15626 * gimple-fold.c (optimize_atomic_compare_exchange_p,
15627 fold_builtin_atomic_compare_exchange): New functions..
15628 * tree-ssa.c (execute_update_addresses_taken): If
15629 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
15630 of call when finding addressable vars, and if such var becomes
15631 non-addressable, call fold_builtin_atomic_compare_exchange.
15633 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
15636 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
15637 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
15639 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
15641 * config/rs6000/rs6000.md ('type' attribute): Add
15642 veclogical,veccmpfx,vecexts,vecmove insn types.
15643 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
15644 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
15645 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
15646 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
15647 *nabs<mode>2_hw): Change type to vecmove.
15648 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
15649 *boolcc<mode>3_internal, *eqv<mode>3_internal,
15650 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
15651 *ieee_128bit_vsx_abs<mode>2_internal,
15652 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
15653 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
15654 *ieee128_mtvsrd_32bit): Change type to veclogical.
15655 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
15656 *movdi_internal32, *movdi_internal64): Update insn types.
15657 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
15658 vsx_extract_<mode>): Change type to veclogical.
15659 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
15660 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
15661 *vsx_sign_extend_si_v2di): Change type to vecexts.
15662 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
15663 type to veclogical.
15664 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
15665 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
15666 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
15667 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
15668 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15669 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
15670 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
15671 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
15672 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
15673 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
15674 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
15675 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
15676 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
15677 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
15678 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
15679 (ppc7450-vecsimple): Add veclogical, vecmove.
15680 (ppc7450-veccmp): Add veccmpfx.
15681 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
15683 (ppc8540_vector_compare): Add veccmpfx.
15684 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
15685 * config/rs6000/cell.md (cell-fp): Add fpsimple.
15686 (cell-vecsimple): Add veclogical, vecmove.
15687 (cell-veccmp): Add veccmpfx.
15688 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
15689 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
15691 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
15692 * config/rs6000/power4.md (power4-fp): Add fpsimple.
15693 (power4-vecsimple): Add veclogical, vecmove.
15694 (power4-veccmp): Add veccmpfx.
15695 * config/rs6000/power5.md (power5-fp): Add fpsimple.
15696 * config/rs6000/power6.md (power6-fp): Add fpsimple.
15697 (power6-vecsimple): Add veclogical, vecmove.
15698 (power6-veccmp): Add veccmpfx.
15699 * config/rs6000/power7.md (power7-fp): Add fpsimple.
15700 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
15701 * config/rs6000/power8.md (power8-fp): Add fpsimple.
15702 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
15703 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
15704 * config/rs6000/titan.md (titan_fp): Add fpsimple.
15705 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
15707 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
15709 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
15712 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15713 OPTION_MASK_P9_DFORM_VECTOR.
15714 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
15715 disable -mpower9-dform-vector when using reload.
15716 (quad_address_p): Remove 'gpr_p' argument and all associated code.
15717 New 'strict' argument. Update all callers. Add strict addressing
15719 (rs6000_legitimate_offset_address_p): Remove call to
15720 virtual_stack_registers_memory_p.
15721 (rs6000_legitimize_reload_address): Add quad address support.
15722 (rs6000_legitimate_address_p): Move call to quad_address_p above
15723 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
15724 to account for new strict usage.
15725 (rs6000_output_move_128bit): Adjust quad_address_p args to account
15726 for new strict usage.
15727 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
15729 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
15736 * config/i386/i386.c (ix86_spill_class): Disable condition to
15737 always return NO_REGS.
15739 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
15741 * predict.c: Include gimple-pretty-print.h
15742 (predicted_by_loop_heuristics_p): Check also
15743 PRED_LOOP_EXIT_WITH_RECURSION
15744 (predict_loops): Find self recursive calls and use special purpose
15745 predictors for them; dump log about decisions.
15746 (pass_profile::execute): Dump info about #of iterations.
15747 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
15748 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
15750 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
15752 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
15753 output_asm_insn calls and shorten long lines. Output .CALL
15754 argument descriptor using pa_output_arg_descriptor. Add various
15755 inline $$dyncall and other optimizations.
15756 (pa_attr_length_indirect_call): Adjust ordering and lengths.
15758 2016-06-25 Jakub Jelinek <jakub@redhat.com>
15760 PR tree-optimization/71643
15761 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
15764 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
15765 leak a bitmap if dep_bb is NULL.
15767 PR tree-optimization/71631
15768 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
15769 to rewrite_expr_tree even if negate_result, move new_lhs var
15770 declaration and initialization earlier, for powi_result set afterwards
15771 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
15772 if new_lhs != lhs, and don't shadow gsi var.
15774 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
15776 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
15777 Add in_loop parameter.
15778 (predict_loops): Add loop guard heuristics.
15779 * predict.def (PRED_LOOP_GUARD): New heuristics.
15781 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
15783 * predict.c: Include ipa-utils.h
15784 (tree_bb_level_prediction): Predict recursive calls.
15785 (tree_estimate_probability_bb): Skip inexpensive calls for call
15787 * predict.def (PRED_RECURSIVE_CALL): New.
15789 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15791 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
15792 (BU_FLOAT128_1): Likewise.
15794 (COPYSIGNQ): Likewise.
15795 (RS6000_BUILTIN_NANQ): Likewise.
15796 (RS6000_BUILTIN_NANSQ): Likewise.
15797 (RS6000_BUILTIN_INFQ): Likewise.
15798 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
15799 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
15800 (TARGET_FOLD_BUILTIN): New #define.
15801 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
15802 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
15803 (rs6000_fold_builtin): New target hook implementation, handling
15804 folding of 128-bit NaNs and infinities.
15805 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
15806 entries are filled in to avoid problems during bootstrap
15807 self-test; define builtins for 128-bit NaNs and infinities.
15808 (rs6000_opt_mask): Add entry for float128.
15809 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
15810 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
15811 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
15812 (const_str_type_node): New #define.
15813 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
15814 to a define_expand that dispatches to either copysign<mode>3_soft
15815 or copysign<mode>3_hard.
15816 (copysign<mode>3_hard): Rename from copysign<mode>3.
15817 (copysign<mode>3_soft): New define_insn.
15818 * doc/extend.texi: Document new builtins.
15820 2016-06-24 Jakub Jelinek <jakub@redhat.com>
15822 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
15823 PRIu64 instead of lu.
15825 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
15828 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
15829 copy the type name.
15831 2016-06-24 Jakub Jelinek <jakub@redhat.com>
15833 PR tree-optimization/71647
15834 * omp-low.c (lower_rec_input_clauses): Convert
15835 omp_clause_aligned_alignment (c) to size_type_node for the
15836 last argument of __builtin_assume_aligned.
15838 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
15840 * configure.ac (calling ___tls_get_addr via GOT): New
15841 assembler/linker check.
15842 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
15843 assembler and linker supports calling ___tls_get_addr via GOT.
15844 Otherise, defined to 0.
15845 * config.in: Regenerated.
15846 * configure: Likewise.
15847 * config/i386/constraints.md (Yb): New constraint.
15848 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
15849 (REG_CLASS_NAMES): Likewise.
15850 (REG_CLASS_CONTENTS): Likewise.
15851 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
15852 the b constraint with the Yb constraint. Call ___tls_get_addr
15853 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
15855 (*tls_local_dynamic_base_32_gnu): Likewise.
15856 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
15857 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
15858 (*tls_local_dynamic_base_64_<mode>): Likewise.
15860 2016-06-24 Martin Liska <mliska@suse.cz>
15862 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
15863 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
15865 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
15866 argument to true if the expected number of iterations is
15869 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
15871 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
15872 assemble for 32bit target.
15873 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
15874 and $ld_ix86_gld_32_opt to link for 32bit target.
15875 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
15876 * configure: Regenerate.
15878 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15880 * config/arm/arm.c (int_log2): Delete definition and prototype.
15881 (shift_op): Use exact_log2 instead of int_log2.
15882 (vfp3_const_double_for_fract_bits): Likewise.
15884 2016-06-24 Jakub Jelinek <jakub@redhat.com>
15886 * internal-fn.c (expand_arith_set_overflow): New function.
15887 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
15889 (expand_arith_overflow_result_store): Likewise. Handle precision
15890 smaller than mode precision.
15891 * tree-vrp.c (extract_range_basic): For imag part, handle
15892 properly signed 1-bit precision result.
15893 * doc/extend.texi (__builtin_add_overflow): Document that last
15894 argument can't be pointer to enumerated or boolean type.
15895 (__builtin_add_overflow_p): Document that last argument can't
15896 have enumerated or boolean type.
15898 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15899 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15901 * config/rs6000/predicates.md (splat_input_operand): Rework.
15902 Don't allow constants, since the insns that use this predicate
15903 don't support constants. Constants are handled by other insns
15904 that are created via combine. During and after register
15905 allocation, only allow indexed or indirect addresses, and not
15906 general addresses. Only allow modes supported by the hardware.
15907 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
15908 comment. Move check for using VSPLTIS<x> to a common location,
15909 instead of doing it in two different places.
15911 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
15913 * config/i386/driver-i386.c (host_detect_local_cpu): Set
15914 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
15915 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
15916 signature_CENTAUR_ebx.
15918 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
15922 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
15923 (as_ix86_gas_32_opt): This.
15924 (ld_ix86_tls_ldm_opt): Renamed to ...
15925 (ld_ix86_gld_32_opt): This.
15926 (R_386_TLS_LDM reloc): Updated.
15927 (R_386_GOT32X reloc): New assembler/linker check.
15928 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
15929 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
15931 * config.in: Regenerated.
15932 * configure: Likewise.
15933 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
15934 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
15935 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
15936 if ix86_force_load_from_GOT_p returns true.
15937 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
15938 ix86_force_load_from_GOT_p returns true.
15939 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
15940 the external function address via the GOT slot.
15941 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
15942 HAVE_AS_IX86_GOT32X before returning false.
15943 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
15944 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
15946 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
15948 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
15950 2016-06-23 Andi Kleen <ak@linux.intel.com>
15952 * Makefile.in: Regenerate.
15953 * doc/install.texi: Document autoprofiledbootstrap.
15955 2016-06-23 Andi Kleen <ak@linux.intel.com>
15957 * config/i386/gcc-auto-profile: New file.
15959 2016-06-23 Martin Liska <mliska@suse.cz>
15961 PR middle-end/71619
15962 * predict.c (predict_loops): Revert the hunk that was removed
15965 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
15967 * config.gcc: Add support for arm*-*-phoenix* targets.
15968 * config/arm/t-phoenix: New.
15969 * config/phoenix.h: New.
15971 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
15972 H.J. Lu <hongjiu.lu@intel.com>
15975 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
15976 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
15977 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
15978 ix86_force_load_from_GOT_p returns true.
15979 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
15980 ix86_force_load_from_GOT_p returns true.
15981 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
15982 ix86_force_load_from_GOT_p returns true.
15983 (ix86_expand_move): Load the external function address via the
15984 GOT slot if ix86_force_load_from_GOT_p returns true.
15985 * config/i386/predicates.md (x86_64_immediate_operand): Return
15986 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
15987 (x86_64_zext_immediate_operand): Ditto.
15989 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
15991 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
15993 2016-06-22 David Malcolm <dmalcolm@redhat.com>
15996 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
15997 * diagnostic.c (pedwarn_at_rich_loc): New function.
15998 * spellcheck.h (best_match::best_match): Add a
15999 "best_distance_so_far" optional parameter.
16000 (best_match::set_best_so_far): New method.
16001 (best_match::get_best_distance): New accessor.
16002 (best_match::get_best_candidate_length): New accessor.
16004 2016-06-22 Nick Clifton <nickc@redhat.com>
16006 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
16007 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
16008 modes are accepted as well.
16009 (ucompare_loc_descriptor): Likewise.
16010 (minmax_loc_descriptor): Likewise.
16011 (clz_loc_descriptor): Likewise.
16012 (popcount_loc_descriptor): Likewise.
16013 (bswap_loc_descriptor): Likewise.
16014 (rotate_loc_descriptor): Likewise.
16015 (mem_loc_descriptor): Likewise.
16016 (loc_descriptor): Likewise.
16018 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16020 * common.opt (fdiagnostics-parseable-fixits): New option.
16021 * diagnostic.c: Include "selftest.h".
16022 (print_escaped_string): New function.
16023 (print_parseable_fixits): New function.
16024 (diagnostic_report_diagnostic): Call print_parseable_fixits.
16025 (selftest::assert_print_escaped_string): New function.
16026 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
16027 (selftest::test_print_escaped_string): New function.
16028 (selftest::test_print_parseable_fixits_none): New function.
16029 (selftest::test_print_parseable_fixits_insert): New function.
16030 (selftest::test_print_parseable_fixits_remove): New function.
16031 (selftest::test_print_parseable_fixits_replace): New function.
16032 (selftest::diagnostic_c_tests): New function.
16033 * diagnostic.h (struct diagnostic_context): Add field
16034 "parseable_fixits_p".
16035 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
16036 -fdiagnostics-parseable-fixits.
16037 (-fdiagnostics-parseable-fixits): New option.
16038 * opts.c (common_handle_option): Handle
16039 -fdiagnostics-parseable-fixits.
16040 * selftest-run-tests.c (selftest::run_tests): Call
16041 selftest::diagnostic_c_tests.
16042 * selftest.h (selftest::diagnostic_c_tests): New prototype.
16044 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
16046 PR tree-optimization/71488
16047 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
16048 comparison of boolean vectors.
16049 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
16050 of boolean vectors using bitwise operations.
16052 2016-06-22 Andreas Schwab <schwab@suse.de>
16054 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
16055 Remove declaration.
16057 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
16059 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
16061 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
16063 * config/i386/i386.c (print_reg): Emit an error message on attempt to
16066 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16068 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
16069 * config/arm/arm-cores.def (cortex-a73): New entry.
16070 (cortex-a73.cortex-a35): Likewise.
16071 (cortex-a73.cortex-a53): Likewise.
16072 * config/arm/arm-tables.opt: Regenerate.
16073 * config/arm/arm-tune.md: Likewise.
16074 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
16075 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16076 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
16077 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16078 * doc/invoke.texi (ARM Options): Document cortex-a73,
16079 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
16081 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16083 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
16084 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
16085 (cortex-a73.cortex-a35): Likewise.
16086 (cortex-a73.cortex-a53): Likewise.
16087 * config/aarch64/aarch64-tune.md: Regenerate.
16088 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
16089 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
16092 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16094 * configure.ac (gcc_cv_as_compress_debug): Remove
16095 --compress-debug-sections as extra as switch.
16096 Handle gas --compress-debug-sections=type.
16097 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
16098 Handle gld --compress-debug-sections=type.
16099 * configure: Regenerate.
16101 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
16103 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
16105 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
16107 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
16108 (do_rewrite): likewise.
16110 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16112 * common/config/mep/mep-common.c: Remove.
16113 * config.gcc: Remove mep-* support.
16114 * config/mep/constraints.md: Remove.
16115 * config/mep/default.h: Remove.
16116 * config/mep/intrinsics.h: Remove.
16117 * config/mep/intrinsics.md: Remove.
16118 * config/mep/ivc2-template.h: Remove.
16119 * config/mep/mep-c5.cpu: Remove.
16120 * config/mep/mep-core.cpu: Remove.
16121 * config/mep/mep-default.cpu: Remove.
16122 * config/mep/mep-ext-cop.cpu: Remove.
16123 * config/mep/mep-intrin.h: Remove.
16124 * config/mep/mep-ivc2.cpu: Remove.
16125 * config/mep/mep-pragma.c: Remove.
16126 * config/mep/mep-protos.h: Remove.
16127 * config/mep/mep.c: Remove.
16128 * config/mep/mep.cpu: Remove.
16129 * config/mep/mep.h: Remove.
16130 * config/mep/mep.md: Remove.
16131 * config/mep/mep.opt: Remove.
16132 * config/mep/predicates.md: Remove.
16133 * config/mep/t-mep: Remove.
16134 * doc/install.texi: Remove mep-* documentation.
16135 * doc/md.texi: Likewise.
16137 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16139 * config.gcc: Remove support for avr-rtems.
16140 * config/avr/gen-avr-mmcu-specs.c: Likewise.
16141 * config/avr/rtems.h: Remove.
16142 * config/avr/t-rtems: Remove.
16144 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16146 * config.gcc: Remove m32r-rtems support.
16147 * config/m32r/rtems.h: Remove.
16149 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16151 * config.gcc: Remove h8300-rtems support.
16152 * config/h8300/rtems.h: Remove.
16153 * config/h8300/t-rtems: Remove.
16155 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16157 * config.gcc: Remove support for knetbsd.
16158 * configure.ac: Likewise.
16159 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
16160 * config/knetbsd-gnu.h: Remove.
16161 * configure: Regenerate.
16163 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16165 * config.gcc: Remove support for openbsd 2 and 3.
16166 * config/openbsd-oldgas.h: Remove.
16168 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16170 * config.gcc: Remove interix support.
16171 * config/i386/i386-interix.h: Remove.
16172 * config/i386/interix.opt: Remove.
16173 * config/i386/t-interix: Remove.
16174 * configure: Regenerate.
16175 * configure.ac: Remove interix support.
16176 * doc/install.texi: Remove interix documentation.
16178 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
16180 * config/rs6000/rs6000.h: Add conditional preprocessing directives
16181 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
16184 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16186 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
16187 they are both PLACEHOLDER_EXPRs.
16189 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16191 * stor-layout.c (layout_type): Move setting complex MODE to
16192 layout_type, instead of setting it ahead of time by the caller.
16193 * tree.c (build_complex_type): Likewise.
16195 2016-06-21 Martin Liska <mliska@suse.cz>
16197 * predict.c (force_edge_cold): Replace imposisble with
16200 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16202 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
16203 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
16205 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16207 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
16209 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
16210 Ilya Enkovich <ilya.enkovich@intel.com>
16213 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16214 New member function to convert V1TImode register to SUBREG
16215 TImode in debug insn.
16216 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
16217 after changing register mode to V1TImode.
16219 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
16221 * config/aarch64/aarch64-cores.def (vulcan): New core.
16222 * config/aarch64/aarch64-tune.md: Regenerate.
16223 * doc/invoke.texi: Document vulcan as an available option.
16225 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16227 * cse.c (canon_asm_operands): New function extracted from...
16228 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
16229 either standalone or member of a PARALLEL.
16231 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16234 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
16235 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
16236 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
16238 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16241 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
16242 constant addresses if can_create_pseudo_p.
16244 2016-06-21 Jakub Jelinek <jakub@redhat.com>
16246 PR tree-optimization/71588
16247 * tree-ssa-strlen.c (valid_builtin_call): New function.
16248 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
16251 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16253 PR middle-end/71581
16254 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
16255 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
16256 for conversion of scalar user var to complex type and use the
16257 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
16260 PR rtl-optimization/71591
16261 * toplev.c (toplev::run_self_tests): If no_backend, complain and
16262 don't run any tests.
16264 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
16267 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
16268 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
16269 space for PIC with non-v32 and the common non-PIC "jump".
16271 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16274 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
16275 returned values and add UN*/LTGT/*ORDERED cases with values matching
16276 D operand modifier on vcmp for AVX.
16278 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16280 * config/aarch64/aarch64.opt
16281 (mpc-relative-literal-loads): Rename internal option name.
16282 * config/aarch64/aarch64.c
16283 (aarch64_nopcrelative_literal_loads): Rename to
16284 aarch64_pcrelative_literal_loads.
16285 (aarch64_expand_mov_immediate): Likewise.
16286 (aarch64_secondary_reload): Likewise.
16287 (aarch64_can_use_per_function_literal_pools_p): Likewise.
16288 (aarch64_override_options_after_change_1): Rename and simplify logic.
16289 (aarch64_classify_symbol): Merge large model checks into switch,
16290 remove pc-relative load check.
16292 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16294 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
16295 costs relative to the cost of a register move.
16297 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16299 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
16300 (vcvt_n_f64_u64): Likewise.
16301 (vcvt_n_s64_f64): Likewise.
16302 (vcvt_n_u64_f64): Likewise.
16303 (vcvt_f64_s64): Likewise.
16304 (vrecpe_f64): Likewise.
16305 (vcvt_f64_u64): Likewise.
16306 (vrecps_f64): Likewise.
16308 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16310 * config/aarch64/aarch64.md
16311 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
16313 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
16315 * config/aarch64/aarch64-builtins.c
16316 (aarch64_types_binop_uss_qualifiers): Delete.
16317 (TYPES_BINOP_USS): Likewise.
16318 (aarch64_types_binop_sus_qualifiers): Likewise.
16319 (TYPES_BINOP_SUS): Likewise.
16320 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
16321 (TYPES_FCVTIMM_SUS): Likewise.
16322 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
16324 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
16325 (fcvtzs): Use SHIFTIMM rather than BINOP.
16326 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
16328 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16330 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
16331 costs relative to the cost of a register move.
16333 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16335 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
16336 Allow scalar/single vector modes to be tieable.
16338 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16340 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
16342 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16344 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
16346 * tree.h (TYPE_ALIGN): Likewise.
16348 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16351 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
16353 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16355 * config/avr/avr.c (avr_print_operand): Fix "format not a string
16356 literal" build warnings.
16357 (avr_print_operand_address): Dito.
16359 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
16362 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
16363 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
16365 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
16367 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
16369 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
16372 * reload1.c (reload): Pass 0 to finish_spills when called because
16373 update_eliminables_and_spill returns true and remove did_spill.
16374 (finish_spills): Adjust comment and document GLOBAL parameter.
16376 2016-06-17 DJ Delorie <dj@redhat.com>
16379 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
16380 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
16381 (umulqihi3_virt): Likewise.
16382 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
16383 (umulqihi3_real): Likewise.
16385 2016-06-17 Martin Liska <mliska@suse.cz>
16387 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
16389 2016-06-17 Martin Liska <mliska@suse.cz>
16391 * predict.def: PRED_LOOP_EXIT from 92 to 85.
16393 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
16395 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
16397 (vaddq_f32): Likewise.
16398 (vmul_f32): Likewise.
16399 (vmulq_f32): Likewise.
16400 (vsub_f32): Likewise.
16401 (vsubq_f32): Likewise.
16403 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16405 PR tree-optimization/71347
16406 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
16407 cost for all uses in group.
16409 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16411 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
16412 insert gimple seq if it's not empty.
16414 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16416 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
16418 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
16419 rather than OFFSET.
16420 (comp_dr_with_seg_len_pair): Ditto.
16421 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
16422 struct dr_with_seg_len_pair against DR_OFFSET.
16423 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
16424 DR_OFFSET directly.
16426 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
16428 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
16430 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
16432 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
16433 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
16434 (pa_output_millicode_call): Likewise.
16435 (pa_output_call): Likewise.
16436 (pa_output_indirect_call): Likewise.
16437 (pa_asm_output_mi_thunk): Likewise.
16439 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16441 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
16443 2016-06-16 Martin Liska <mliska@suse.cz>
16445 * predict.c (combine_predictions_for_insn): When we find a first
16446 match predictor, we should consider just predictors with
16447 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
16448 DS theory predictor.
16449 (combine_predictions_for_bb): Likewise.
16451 2016-06-16 Jakub Jelinek <jakub@redhat.com>
16453 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
16454 with base of reference to struct.
16456 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
16458 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
16460 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16463 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
16464 progmem_swtable_section.
16465 (progmem_swtable_section): Remove.
16466 (avr_asm_function_rodata_section): Remove.
16467 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
16468 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
16470 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
16472 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16473 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
16474 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
16475 signature_CENTAUR_ebx.
16476 * config/i386/i386.c (ix86_option_override_internal): Add
16477 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
16478 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
16479 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
16481 2016-06-16 Martin Liska <mliska@suse.cz>
16483 * predict.def: Add fortran loop preheader predictor.
16484 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
16485 fold IFN_BUILTIN_EXPECT with a known constant argument.
16487 2016-06-16 Martin Liska <mliska@suse.cz>
16489 * predict.def: Add 'Fortran' to display text of all
16490 PRED_FORTRAN_* predictors.
16492 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
16495 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
16496 [IA64_BUILTIN_NANSQ]: Ditto.
16497 (ia64_fold_builtin): New function.
16498 (TARGET_FOLD_BUILTIN): New define.
16499 (ia64_init_builtins) Declare const_string_type node.
16500 Add __builtin_nanq and __builtin_nansq builtin functions.
16501 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
16503 2016-06-16 Nick Clifton <nickc@redhat.com>
16505 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
16506 MSP430_HWMULT_ prefix to enum values.
16507 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
16508 * config/msp430/msp430.c: Update use of enum values.
16509 * config/msp430/msp430.md: Likewise.
16510 * config/msp430/msp430.opt: Likewise.
16512 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
16514 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
16515 of comparsions in the last iteration.
16517 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
16518 Joern Rennecke <joern.rennecke@embecosm.com>
16520 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
16522 (arc_needs_pcl_p): Add GOTOFFPC.
16523 (arc_legitimate_pic_addr_p): Likewise.
16524 (arc_output_pic_addr_const): Likewise.
16525 (arc_legitimize_pic_address): Generate a pc-relative address using
16527 (arc_output_libcall): Use @pcl syntax.
16528 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
16529 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
16530 (*movsi_insn): Use @pcl syntax.
16531 (doloop_begin_i): Likewise.
16533 2016-06-16 Martin Liska <mliska@suse.cz>
16535 * predict.def: Define a new predictor.
16537 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
16539 * config/arc/arc.opt (mtp-regno): Update text.
16541 2016-06-16 Renlin Li <renlin.li@arm.com>
16543 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
16545 2016-06-16 Jakub Jelinek <jakub@redhat.com>
16548 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
16549 (setcc + and peephole2): Likewise.
16551 PR rtl-optimization/71532
16552 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
16555 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
16557 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
16558 DImode constants with XXSPLTIB in vector registers.
16559 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
16560 vsx_extract_<mode>_internal{1,2} into a single insn that handles
16561 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
16562 extraction of the element at the top of the register as a scalar
16564 (vsx_extract_<mode>_internal1): Likewise.
16565 (vsx_extract_<mode>_internal2): Likewise.
16566 * config/rs6000/constraints.md (wi constraint): Remove a comment
16567 about DImode not being allowed in Altivec registers.
16568 (wB constraint): New constraint for constants that can be
16569 generated in Altivec registers with VSPLTISW/VUPKHSW.
16570 * config/rs6000/predicates.md (xxspltib_constant_split): Update
16572 (xxspltib_constant_nosplit): Likewise.
16573 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
16574 support for -mupper-regs-di to enable DImode to go into Altivec
16576 (POWERPC_MASKS): Likewise.
16577 (power7 cpu): Likewise.
16578 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
16579 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
16580 for DImode being allowed in Altivec registers. Update wi/wj
16581 constraints. Set scalar_in_vmx_p flag.
16582 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
16583 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
16584 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
16585 (rs6000_opt_masks): Add -mupper-regs-di.
16586 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
16587 direct move to use wi and not wj.
16588 (lfiwzx): Likewise.
16589 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
16591 (floatunssi<mode>2_lfiwzx_mem): Likewise.
16592 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
16593 any VSX register, instead of just Altivec registers, to allow
16594 either operand to be an Altivec register or both.
16595 (fixuns_trunc<mode>di2_fctiduz): Likewise.
16596 (movdi_internal32): Add support for -mupper-regs-di. Add support
16597 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
16598 the alternatives and attributes to be lined up to be easier to
16600 (movdi_internal64): Likewise.
16601 (64-bit DImode splitters): Change predicates to only split loading
16602 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
16603 load constants in ISA 3.0 or ISA 2.07 respectively.
16604 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16605 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
16606 mention -mcpu=power9 sets these options.
16607 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
16610 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16613 * config/avr/avr.c (avr_set_current_function): Warn misspelled
16614 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
16615 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
16616 by default to warn misspelled interrupt/ signal handler.
16617 * doc/invoke.texi (AVR Options): Document it. Update description
16618 for -nodevicelib option.
16620 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16622 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
16623 up parentheses. Use GET_MODE_UNIT_BITSIZE.
16624 (aarch64_<sur>shll2_n<mode>): Likewise.
16626 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
16628 PR middle-end/71529
16629 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
16630 DECL_CONTEXT for copied arguments.
16632 2016-06-15 Alan Hayward <alan.hayward@arm.com>
16634 PR tree-optimization/71483
16635 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
16638 2016-06-15 Martin Liska <mliska@suse.cz>
16640 * predict.c (tree_predict_by_opcode): Call predict_edge_def
16641 instead of predict_edge w/o a probability.
16643 2016-06-15 Alan Hayward <alan.hayward@arm.com>
16645 PR tree-optimization/71439
16646 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
16649 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16651 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
16652 register subregs in SET_SRC.
16654 2016-06-15 Richard Biener <rguenther@suse.de>
16656 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
16657 store restrictions.
16659 2016-06-15 Richard Biener <rguenther@suse.de>
16661 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
16662 not consider dependences between accesses that belong to the
16664 (vect_analyze_data_ref_dependences): Do not analyze read-read
16665 or self-dependences.
16667 2016-06-14 David Malcolm <dmalcolm@redhat.com>
16669 * spellcheck-tree.c: Include spellcheck-tree.h rather than
16671 (find_closest_identifier): Reimplement in terms of
16672 best_match<tree,tree>.
16673 * spellcheck-tree.h: New file.
16674 * spellcheck.c (struct edit_distance_traits<const char *>): New
16676 (find_closest_string): Reimplement in terms of
16677 best_match<const char *, const char *>.
16678 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
16679 overload to spellcheck-tree.h.
16680 (find_closest_identifier): Likewise.
16681 (struct edit_distance_traits<T>): New template.
16682 (class best_match): New class.
16684 2016-06-14 David Malcolm <dmalcolm@redhat.com>
16686 * selftest-run-tests.c (selftest::run_tests): Call
16687 selftest::spellcheck_tree_c_tests.
16688 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
16689 * spellcheck-tree.c: Include selftest.h and stringpool.h.
16690 (selftest::test_find_closest_identifier): New function.
16691 (selftest::spellcheck_tree_c_tests): New function.
16692 * spellcheck.c (selftest::test_find_closest_string): Verify that
16693 the order of the vec does not affect the results for this case.
16694 (selftest::test_data): New array.
16695 (selftest::test_metric_conditions): New function.
16696 (selftest::spellcheck_c_tests): Add a test of case-comparison.
16697 Call selftest::test_metric_conditions.
16699 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16701 * config/rs6000/rs6000-builtin.def (commentary): Typo.
16702 (BU_P9_MISC_1): Likewise.
16703 (BU_P9_64BIT_MISC_0): Likewise.
16704 (BU_P9_MISC_0): Likewise.
16706 2016-06-14 David Malcolm <dmalcolm@redhat.com>
16708 * gcc-rich-location.c
16709 (gcc_rich_location::add_fixit_misspelled_id): New method.
16710 * gcc-rich-location.h
16711 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
16713 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
16715 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
16716 FreeBSD 11 and above.
16718 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
16720 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
16722 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16724 * expmed.h: Close parenthesis in "at your option" in copyright
16726 * lower-subreg.h: Likewise.
16728 2016-06-14 Richard Biener <rguenther@suse.de>
16730 PR middle-end/71526
16731 * genmatch.c (expr::gen_transform): Use in_type for comparisons
16734 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16736 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
16738 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
16739 mask+shift version.
16740 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
16742 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
16743 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
16745 2016-06-14 Richard Biener <rguenther@suse.de>
16747 PR tree-optimization/71522
16748 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
16749 copying into float copying.
16751 2016-06-14 Jakub Jelinek <jakub@redhat.com>
16753 PR tree-optimization/71520
16754 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
16755 (replace_block_by): Move user labels from bb1 to bb2.
16757 2016-06-14 Richard Biener <rguenther@suse.de>
16759 PR middle-end/71310
16761 * expr.h (get_bit_range): Declare.
16762 * expr.c (get_bit_range): Export.
16763 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
16764 word_mode again to constrain the bitfield access.
16766 2016-06-14 Richard Biener <rguenther@suse.de>
16768 PR tree-optimization/71521
16769 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
16770 division int_const_binop against zero divisor.
16772 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
16774 * config/i386/i386.md (signbittf2): New expander.
16775 * config/i386/sse.md (ptesttf2): New insn pattern.
16777 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16780 * input.c (selftest::test_reading_source_line): Avoid reading from
16781 __FILE__ by creating a tempfile with known content and reading
16784 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16786 * pretty-print.c (assert_pp_format_colored): Skip the test if
16788 (test_pp_format): Remove comment about GCC_COLORS.
16790 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16792 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
16793 * pretty-print.c (assert_pp_format_va): Add location param and use
16794 it with ASSERT_STREQ_AT.
16795 (assert_pp_format): Add location param and pass it to
16796 assert_pp_format_va.
16797 (assert_pp_format_colored): Likewise.
16798 (ASSERT_PP_FORMAT_1): New.
16799 (ASSERT_PP_FORMAT_2): New.
16800 (ASSERT_PP_FORMAT_3): New.
16801 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
16802 explicitly, or implicitly via the above macros.
16803 * selftest.c (selftest::pass): Use a selftest::location rather
16804 than file and line.
16805 (selftest::fail): Likewise. Print the function name.
16806 (selftest::fail_formatted): Likewise.
16807 (selftest::assert_streq): Use a selftest::location rather than
16809 * selftest.h (selftest::location): New struct.
16810 (SELFTEST_LOCATION): New macro.
16811 (selftest::pass): Accept a const location & rather than file
16813 (selftest::fail): Likewise.
16814 (selftest::fail_formatted): Likewise.
16815 (selftest::assert_streq): Likewise.
16816 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
16817 (ASSERT_FALSE): Likewise.
16818 (ASSERT_EQ): Likewise.
16819 (ASSERT_NE): Likewise.
16820 (ASSERT_STREQ): Likewise.
16821 (ASSERT_PRED1): Likewise.
16822 (ASSERT_STREQ_AT): New macro.
16824 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16826 * selftest.c (selftest::fail_formatted): New function.
16827 (selftest::assert_streq): New function.
16828 * selftest.h (selftests::fail_formatted): New decl.
16829 (selftest::assert_streq): New decl.
16830 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
16832 2016-06-13 Jeff Law <law@redhat.com>
16834 PR tree-optimization/71403
16835 * tree-ssa-threadbackward.c
16836 (convert_and_register_jump_thread_path): No longer accept reference
16837 to path. Do not pop items off the path anymore.
16838 (fsm_find_control_statement_thread_paths): Do not allow threading
16839 to a deeper loop nest. Pop the last item off the path here rather
16840 than in convert_and_register_jump_thread_path.
16842 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
16843 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
16845 [AArch64] Emit division using the Newton series
16847 * config/aarch64/aarch64-protos.h
16848 (cpu_approx_modes): Add new member "division".
16849 (aarch64_emit_approx_div): Declare new function.
16850 * config/aarch64/aarch64.c
16851 (generic_approx_modes): New member "division".
16852 (exynosm1_approx_modes): Likewise.
16853 (xgene1_approx_modes): Likewise.
16854 (aarch64_emit_approx_div): Define new function.
16855 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
16856 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
16857 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
16858 * doc/invoke.texi (-mlow-precision-div): Describe new option.
16860 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
16861 Wilco Dijkstra <wilco.dijkstra@arm.com>
16863 [AArch64] Emit square root using the Newton series
16865 * config/aarch64/aarch64-protos.h
16866 (aarch64_emit_approx_rsqrt): Replace with new function
16867 "aarch64_emit_approx_sqrt".
16868 (cpu_approx_modes): New member "sqrt".
16869 * config/aarch64/aarch64.c
16870 (generic_approx_modes): New member "sqrt".
16871 (exynosm1_approx_modes): Likewise.
16872 (xgene1_approx_modes): Likewise.
16873 (aarch64_emit_approx_rsqrt): Replace with new function
16874 "aarch64_emit_approx_sqrt".
16875 (aarch64_override_options_after_change_1): Handle new option.
16876 * config/aarch64/aarch64-simd.md
16877 (rsqrt<mode>2): Use new function instead.
16878 (sqrt<mode>2): New expansion and insn definitions.
16879 * config/aarch64/aarch64.md: Likewise.
16880 * config/aarch64/aarch64.opt
16881 (mlow-precision-sqrt): Add new option description.
16882 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
16884 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
16886 [AArch64] Add more choices for the reciprocal square root approximation
16888 Allow a target to prefer such operation depending on the operation mode.
16890 * config/aarch64/aarch64-protos.h
16891 (AARCH64_APPROX_MODE): New macro.
16892 (AARCH64_APPROX_{NONE,ALL}): Likewise.
16893 (cpu_approx_modes): New structure.
16894 (tune_params): New member "approx_modes".
16895 * config/aarch64/aarch64-tuning-flags.def
16896 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
16897 * config/aarch64/aarch64.c
16898 (generic_approx_modes): New core "cpu_approx_modes" structure.
16899 (exynosm1_approx_modes): Likewise.
16900 (xgene1_approx_modes): Likewise.
16901 (generic_tunings): New member "approx_modes".
16902 (cortexa35_tunings): Likewise.
16903 (cortexa53_tunings): Likewise.
16904 (cortexa57_tunings): Likewise.
16905 (cortexa72_tunings): Likewise.
16906 (exynosm1_tunings): Likewise.
16907 (thunderx_tunings): Likewise.
16908 (xgene1_tunings): Likewise.
16909 (use_rsqrt_p): New argument for the mode and use new member from
16911 (aarch64_builtin_reciprocal): Devise mode from builtin.
16912 (aarch64_optab_supported_p): New argument for the mode.
16913 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
16915 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
16917 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
16918 RS6000_BTM_MODULO flag into the set of flags that are considered
16919 to be part of the common configuration.
16921 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
16923 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
16924 difference unsigned.
16925 (vec_absdb): New macro for vector absolute difference unsigned
16927 (vec_absdh): New macro for vector absolute difference unsigned
16929 (vec_absdw): New macro for vector absolute difference unsigned word.
16930 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
16931 (vadu<mode>3): New insn.
16932 (*p9_vadu<mode>3): New insn.
16933 * config/rs6000/rs6000-builtin.def (vadub): New built-in
16935 (vaduh): New built-in definition.
16936 (vaduw): New built-in definition.
16937 (vadu): New overloaded built-in definition.
16938 (vadub): New overloaded built-in definition.
16939 (vaduh): New overloaded built-in definition.
16940 (vaduw): New overloaded built-in definition.
16941 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16942 overloaded vector absolute difference unsigned functions.
16943 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16944 the ISA 3.0 vector absolute difference unsigned built-in functions.
16946 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
16948 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
16949 update shared_lookup_references only once after changing operands.
16951 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
16953 PR middle-end/71373
16954 * tree-nested.c (convert_nonlocal_omp_clauses)
16955 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
16957 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
16958 * tree.def (CASE_LABEL_EXPR): Likewise.
16960 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
16963 * input.c (test_builtins): Fix an assertion.
16965 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
16967 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
16968 (paritysi2): Ditto.
16970 (isinf<mode>2): Ditto.
16972 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
16974 * ggc-tests.c (test_finalization): Only test need_finalization_p
16975 for GCC_VERSION >= 4003.
16977 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16979 * config/s390/vecintrin.h: Fix file description in comment.
16981 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16983 * config/s390/s390-builtin-types.def: Change builtin type naming
16984 scheme to match builtin-types.def.
16986 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
16988 * fold-const.c (optimize_minmax_comparison): Remove.
16989 (fold_comparison): Remove call to the above.
16990 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
16991 New transformations.
16993 2016-06-13 Alan Hayward <alan.hayward@arm.com>
16995 PR tree-optimization/71416
16996 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
16999 2016-06-13 Martin Liska <mliska@suse.cz>
17001 * predict.c (enum predictor_reason): Prefix enum with REASON_.
17002 (combine_predictions_for_insn): Likewise.
17003 (prune_predictions_for_bb): Likewise.
17004 (combine_predictions_for_bb): Likewise.
17006 2016-06-13 Richard Biener <rguenther@suse.de>
17008 PR tree-optimization/71505
17009 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
17010 assert match comment.
17012 2016-06-13 Marek Polacek <polacek@redhat.com>
17014 PR middle-end/71476
17015 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
17016 gimplify_switch_expr.
17017 (warn_switch_unreachable_r): New function.
17019 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17022 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
17025 2016-06-13 Richard Biener <rguenther@suse.de>
17027 PR middle-end/64516
17028 * fold-const.c (fold_unary_loc): Preserve alignment when
17029 folding a VIEW_CONVERT_EXPR into a MEM_REF.
17031 2016-06-13 Martin Liska <mliska@suse.cz>
17034 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
17035 w/ -fsanitize=bounds.
17037 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17039 * config/i386/i386.c (ix86_init_builtins): Calculate
17040 FLOAT128_FTYPE_CONST_STRING function type only once.
17041 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
17042 built-in functions are available for x86-32 and x86-64 targets.
17044 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17047 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
17048 New primitive type.
17049 (FLOAT128_FTYPE_CONST_STRING): New function type.
17050 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
17051 [IX86_BUILTIN_NANSQ]: Ditto.
17052 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17053 (ix86_init_builtin_types): Declare const_string_type_node.
17054 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
17056 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17057 * doc/extend.texi (x86 Built-in Functions): Document
17058 __builtin_nanq and __builtin_nansq.
17060 2016-06-11 Jiong Wang <jiong.wang@arm.com>
17063 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
17064 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
17065 length for pop patterns.
17066 (arm_attr_length_push_multi): Update comments.
17067 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
17069 (*pop_multiple_with_writeback_and_return): Likewise.
17070 (*pop_multiple_with_return): Likewise.
17072 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
17074 PR middle-end/71310
17075 * fold-const.c (optimize_bit_field_compare): Don't try to use
17076 word_mode unconditionally for reading the bit field, look at
17077 DECL_BIT_FIELD_REPRESENTATIVE instead.
17079 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
17081 PR middle-end/71478
17082 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
17083 vector integer type.
17085 2016-06-10 Jakub Jelinek <jakub@redhat.com>
17087 PR middle-end/71494
17088 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
17089 without LABEL_DECL, set *handled_ops_p to false instead of true.
17091 2016-06-10 Martin Sebor <msebor@redhat.com>
17094 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
17095 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
17096 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
17098 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
17099 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
17100 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
17101 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
17102 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
17103 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
17104 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
17105 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
17107 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17109 * config/arm/arm.h (pool_vector_label,
17110 return_used_this_function): Remove.
17112 2016-06-10 Jeff Law <law@redhat.com>
17114 PR tree-optimization/71335
17115 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
17116 zero length paths here.
17117 (convert_and_register_jump_thread_path): Remove hacks related to
17118 duplicated blocks in the jump thread path.
17119 (fsm_find_control_statement_thread_paths): Avoid putting the same
17120 block on the thread path twice, but ensure the thread path is
17121 unchanged from the caller's point of view.
17123 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17125 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
17126 * predict.def (PRED_LOOP_BRANCH): Remove.
17128 2016-06-10 David Malcolm <dmalcolm@redhat.com>
17130 * Makefile.in (OBJS): Add ggc-tests.o.
17131 (GTFILES): Add ggc-tests.c.
17132 * ggc-tests.c: New file.
17133 * selftest-run-tests.c (selftest::run_tests): Call
17134 selftest::ggc_tests_c_tests.
17135 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
17137 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
17139 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
17141 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
17144 * varasm.c (place_block_symbol): Adjust alignment for asan protected
17145 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
17147 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17149 * profile.c: Include cfgloop.h.
17150 (branch_prob): Compute estimated number of iterations.
17151 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
17152 recompute estimate number of iterations from profile.
17154 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17156 PR inline-asm/68843
17157 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
17158 must be grouped on top of stack. Don't force early clobber
17159 on ordinary reg outputs.
17161 2016-06-10 Richard Biener <rguenther@suse.de>
17163 * targhooks.c (default_builtin_vectorization_cost): Adjust
17164 vec_construct cost.
17166 2016-06-10 Richard Biener <rguenther@suse.de>
17168 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
17169 to fold the RHS to a constant if possible.
17171 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
17173 PR middle-end/71373
17174 * tree-nested.c (convert_nonlocal_omp_clauses)
17175 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
17176 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
17177 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
17179 * gimplify.c (gimplify_adjust_omp_clauses): Discard
17181 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
17183 * omp-low.c (scan_sharing_clauses): Don't expect
17184 OMP_CLAUSE__CACHE_.
17186 2016-06-10 Alan Hayward <alan.hayward@arm.com>
17188 PR tree-optimization/71407
17189 PR tree-optimization/71416
17190 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
17191 BIT_FIELD_REF type.
17193 2016-06-10 Richard Biener <rguenther@suse.de>
17195 PR middle-end/71477
17196 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
17198 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
17200 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
17202 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
17203 Jiong Wang <jiong.wang@arm.com>
17205 PR rtl-optimization/70751
17206 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
17207 spilled into memory.
17209 2016-06-09 Jonathan Yong <10walls@gmail.com>
17212 2015-09-21 Jonathan Yong <10walls@gmail.com>
17214 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
17215 sysroot/usr/lib/32api for additional win32 libraries,
17216 fixes failing Cygwin bootstrapping.
17218 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
17220 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
17223 2016-06-09 David Malcolm <dmalcolm@redhat.com>
17226 * pretty-print.c (pp_indent): Specify that %p is printed in a
17227 host-dependent manner.
17228 (test_pp_format): Remove the test for %p.
17230 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
17232 * config/mips/mips.c (mips_output_jump): Fix formatting.
17234 2016-06-09 Richard Biener <rguenther@suse.de>
17236 PR tree-optimization/71462
17237 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
17240 2016-06-09 Martin Liska <mliska@suse.cz>
17242 * predict.c (dump_prediction): Add new argument.
17243 (enum predictor_reason): New enum.
17244 (struct predictor_hash): New struct.
17245 (predictor_hash::hash): New function.
17246 (predictor_hash::equal): Likewise.
17247 (not_removed_prediction_p): New function.
17248 (prune_predictions_for_bb): Likewise.
17249 (combine_predictions_for_bb): Prune predictions.
17251 2016-06-09 Martin Liska <mliska@suse.cz>
17253 * predict.c (filter_predictions): New function.
17254 (remove_predictions_associated_with_edge): Use the filter
17256 (equal_edge_p): New function.
17258 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
17260 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
17261 Correct usage of @samp vs @option, add @samp where appropriate.
17262 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
17263 Add armv6s-m and document it, as it is no official ARM name.
17265 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17267 * ifcvt.c (struct noce_if_info): Add transform_name field.
17268 (noce_try_move): Set if_info->transform_name to the function name.
17269 (noce_try_ifelse_collapse): Likewise.
17270 (noce_try_store_flag): Likewise.
17271 (noce_try_inverse_constants): Likewise.
17272 (noce_try_store_flag_constants): Likewise.
17273 (noce_try_addcc): Likewise.
17274 (noce_try_store_flag_mask): Likewise.
17275 (noce_try_cmove): Likewise.
17276 (noce_try_cmove_arith): Likewise.
17277 (noce_try_minmax): Likewise.
17278 (noce_try_abs): Likewise.
17279 (noce_try_sign_mask): Likewise.
17280 (noce_try_bitop): Likewise.
17281 (noce_convert_multiple_sets): Likewise.
17282 (noce_process_if_block): Print if_info->transform_name to
17283 dump_file if transformation succeeded.
17285 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17287 * config/arm/cortex-a57.md (cortex_a57_alu):
17290 2016-06-08 Martin Sebor <msebor@redhat.com>
17291 Jakub Jelinek <jakub@redhat.com>
17295 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
17296 BUILT_IN_MUL_OVERFLOW_P): New builtins.
17297 * builtins.c: Include gimple-fold.h.
17298 (fold_builtin_arith_overflow): Handle
17299 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
17300 (fold_builtin_3): Likewise.
17301 * doc/extend.texi (Integer Overflow Builtins): Document
17302 __builtin_{add,sub,mul}_overflow_p.
17304 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
17306 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
17307 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
17309 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
17311 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
17312 Rewrite, looking one level down for records and arrays.
17314 2016-06-08 David Malcolm <dmalcolm@redhat.com>
17316 * pretty-print.c: Include "selftest.h".
17317 (pp_format): Fix comment.
17318 (identifier_to_locale): Likewise.
17319 (selftest::test_basic_printing): New function.
17320 (selftest::assert_pp_format): New function.
17321 (selftest::test_pp_format): New function.
17322 (selftest::pretty_print_c_tests): New function.
17323 * selftest-run-tests.c (selftest::run_tests): Call
17324 selftest::pretty_print_c_tests.
17325 * selftest.h (pretty_print_c_tests): New declaration.
17327 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17329 * invoke.texi (max-loop-headers-insns): Document.
17330 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
17331 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
17332 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
17334 2016-06-08 Richard Biener <rguenther@suse.de>
17336 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
17337 on strided SLP loads and fall back to scalar loads in case
17338 we can't chunk them.
17340 2016-06-08 Richard Biener <rguenther@suse.de>
17342 PR tree-optimization/71452
17343 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
17344 type used for the SSA rewrite has enough precision to cover
17345 the dynamic type of the location.
17347 2016-06-08 Jakub Jelinek <jakub@redhat.com>
17348 Richard Biener <rguenther@suse.de>
17351 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
17352 the same as DECL_P (base0) for indirect_base0. Use equality_code
17353 in one further place.
17355 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
17357 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
17358 to one word if the field is known to overlap other words.
17359 (extract_bit_field_1): Likewise.
17360 (store_split_bit_field): Remove compensating code.
17361 (extract_split_bit_field): Likewise.
17363 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
17367 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
17369 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17371 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
17373 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
17374 (arch64_addpv4sf): Delete.
17375 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
17376 "gen_aarch64_addpv4sf".
17377 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
17379 (vpadds_f32): Likewise.
17380 (vpaddq_f32): Likewise.
17381 (vpaddq_f64): Likewise.
17383 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17385 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
17387 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
17388 to VALLF. Rename to "fabd<mode>3".
17389 "*fabd_scalar<mode>3): Delete.
17390 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
17392 (vabdd_f64): Likewise.
17393 (vabd_f32): Likewise.
17394 (vabd_f64): Likewise.
17395 (vabdq_f32): Likewise.
17396 (vabdq_f64): Likewise.
17398 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17400 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
17402 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
17403 "aarch64_rsqrts<mode>".
17404 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
17405 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
17407 (vrsqrtsd_f64): Likewise.
17408 (vrsqrts_f32): Likewise.
17409 (vrsqrts_f64): Likewise.
17410 (vrsqrtsq_f32): Likewise.
17411 (vrsqrtsq_f64): Likewise.
17413 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17415 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
17417 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
17418 "aarch64_rsqrte<mode>".
17419 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
17420 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
17422 (vrsqrted_f64): Likewise.
17423 (vrsqrte_f32): Likewise.
17424 (vrsqrte_f64): Likewise.
17425 (vrsqrteq_f32): Likewise.
17426 (vrsqrteq_f64): Likewise.
17428 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17430 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
17432 (fcvtzs): Likewise.
17433 (fcvtzu): Likewise.
17434 * config/aarch64/aarch64-simd.md
17435 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
17436 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
17437 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
17439 (vcvt_n_f32_u32): Likewise.
17440 (vcvt_n_s32_f32): Likewise.
17441 (vcvt_n_u32_f32): Likewise.
17442 (vcvtq_n_f32_s32): Likewise.
17443 (vcvtq_n_f32_u32): Likewise.
17444 (vcvtq_n_f64_s64): Likewise.
17445 (vcvtq_n_f64_u64): Likewise.
17446 (vcvtq_n_s32_f32): Likewise.
17447 (vcvtq_n_s64_f64): Likewise.
17448 (vcvtq_n_u32_f32): Likewise.
17449 (vcvtq_n_u64_f64): Likewise.
17450 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
17451 (VSDQ_SDI): Likewise.
17452 (fcvt_target): Support V4DI, V4SI and V2SI.
17453 (FCVT_TARGET): Likewise.
17455 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17457 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
17458 (TYPES_BINOP_SUS): Likewise.
17459 (aarch64_simd_builtin_data): Update include file name.
17460 (aarch64_builtins): Likewise.
17461 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
17462 for conversion between scalar float-point and fixed-point.
17464 (fcvtzs): Likewise.
17465 (fcvtzu): Likewise.
17466 * config/aarch64/aarch64.md
17467 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
17468 pattern for conversion between scalar float to fixed-pointer.
17469 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
17470 (UNSPEC_FCVTZS): New UNSPEC enumeration.
17471 (UNSPEC_FCVTZU): Likewise.
17472 (UNSPEC_SCVTF): Likewise.
17473 (UNSPEC_UCVTF): Likewise.
17474 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
17476 (vcvtd_n_f64_u64): Likewise.
17477 (vcvtd_n_s64_f64): Likewise.
17478 (vcvtd_n_u64_f64): Likewise.
17479 (vcvtd_n_f32_s32): Likewise.
17480 (vcvts_n_f32_u32): Likewise.
17481 (vcvtd_n_s32_f32): Likewise.
17482 (vcvts_n_u32_f32): Likewise.
17483 * config/aarch64/iterators.md (fcvt_target): Support integer to float
17485 (FCVT_TARGET): Likewise.
17486 (FCVT_FIXED2F): New iterator.
17487 (FCVT_F2FIXED): Likewise.
17488 (fcvt_fixed_insn): New define_int_attr.
17490 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17492 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
17493 some statements was removed.
17495 2016-06-08 Alan Hayward <alan.hayward@arm.com>
17497 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
17498 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
17499 (vect_can_advance_ivs_p): likewise.
17500 (vect_update_ivs_after_vectorizer): likewise.
17501 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
17502 (vect_analyze_scalar_cycles_1): likewise.
17503 (vect_analyze_loop_operations): likewise.
17504 (report_vect_op): likewise.
17505 (vect_is_slp_reduction): likewise.
17506 (vect_is_simple_reduction): likewise.
17507 (get_initial_def_for_induction): likewise.
17508 (vect_transform_loop): likewise.
17509 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
17510 (vect_recog_sad_pattern): likewise.
17511 (vect_recog_widen_sum_pattern): likewise.
17512 (vect_recog_widening_pattern): likewise.
17513 (vect_recog_divmod_pattern): likewise.
17514 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
17515 (vect_analyze_slp_instance): likewise.
17516 (vect_transform_slp_perm_load): likewise.
17517 (vect_schedule_slp_instance): likewise.
17519 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17521 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
17522 (return_prediction): PRED_CONST_RETURN predict return as not taken.
17523 * predict.def (PRED_CONTINUE): Change hitrate 50->67
17524 (PRED_LOOP_BRANCH): Document predictor as broken.
17525 (PRED_LOOP_EXIT): Change hitrate 91->92.
17526 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
17527 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
17528 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
17529 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
17530 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
17531 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
17532 (PRED_CALL): Chane hitrate 71->67.
17533 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
17534 (PRED_GOTO): Document as unused right now.
17535 (PRED_CONST_RETURN): Change hitrate 67->69
17536 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
17537 (PRED_NULL_RETURN): Change hitrate 91->90.
17538 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
17539 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
17540 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
17542 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
17544 * config/rs6000/altivec.h: Add __builtin_vec_mul.
17545 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
17546 special case Altivec builtin.
17547 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17548 VSX_BUILTIN_VEC_MUL (replaced with special case code).
17549 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17550 code for ALTIVEC_BUILTIN_VEC_MUL.
17551 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17552 for __builtin_vec_mul.
17554 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
17556 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
17559 2016-06-07 David Malcolm <dmalcolm@redhat.com>
17561 * spellcheck.c (selftest::test_find_closest_string): New function.
17562 (spellcheck_c_tests): Call the above.
17564 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17566 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
17568 2016-06-07 Jakub Jelinek <jakub@redhat.com>
17570 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
17571 Yv=Yv,C alternatives.
17573 2016-06-07 Richard Biener <rguenther@suse.de>
17576 * common.opt (ffast-math): Make Optimization.
17578 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
17579 Prachi Godbole <prachi.godbole@imgtec.com>
17581 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
17582 `fabs' and `fneg' type attributes.
17583 (p5600_fpu_fabs): Add `fmove' to the comment.
17585 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17587 * gimple.c: Include builtins.h
17588 (gimple_inexpensive_call_p): New function.
17589 * gimple.h (gimple_inexpensive_call_p): Declare.
17590 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
17591 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
17594 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
17596 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
17597 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
17598 warning_at_rich_loc, warning_n, pedwarn, permerror,
17599 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
17600 sorry, fatal_error, internal_error, internal_error_no_backtrace):
17603 2016-06-07 Richard Biener <rguenther@suse.de>
17605 PR tree-optimization/71428
17606 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
17607 BIT_FIELD_REF op vs. load.
17609 2016-06-07 Richard Biener <rguenther@suse.de>
17611 PR middle-end/71423
17612 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
17615 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
17617 * config/pa/pa.md (call): Generate indirect long calls to non-local
17618 functions on TARGET_64BIT.
17619 (call_value): Likewise.
17621 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
17623 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
17624 pattern and subsequent splitters.
17625 (call_val_reg_64bit_post_reload): Likewise.
17627 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
17629 PR middle-end/71408
17630 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
17631 propagate_op_to_single_use.
17633 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
17635 PR middle-end/71281
17636 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
17638 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
17640 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
17641 (enum x86_dirflag_state): New enum.
17642 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
17643 (machine_function): Remove needs_cld.
17644 (ix86_current_function_needs_cld): Remove.
17645 * config/i386/i386.c (ix86_set_func_type): Set
17646 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
17647 (ix86_expand_prologue): Do not emit CLD here.
17648 (ix86_dirflag_mode_needed): New function.
17649 (ix86_dirflag_mode_entry): Ditto.
17650 (ix86_mode_needed): Handle X86_DIRFLAG entity.
17651 (ix86_mode_after): Ditto.
17652 (ix86_mode_entry): Ditto.
17653 (ix86_mode_exit): Ditto.
17654 (ix86_emit_mode_set): Ditto.
17655 * config/i386/i386.md (strmov_singleop): Set
17656 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
17657 Do not set ix86_current_function_needs_cld.
17659 (strset_singleop): Ditto.
17661 (cmpstrnqi_nz_1): Ditto.
17662 (cmpstrnqi_1): Ditto.
17663 (strlenqi_1): Ditto.
17665 2016-06-06 Jakub Jelinek <jakub@redhat.com>
17667 PR tree-optimization/71259
17668 * tree-vect-slp.c (vect_get_constant_vectors): For
17669 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
17670 one for constant op, and use COND_EXPR for non-constant.
17672 2016-06-06 David Malcolm <dmalcolm@redhat.com>
17674 * Makefile.in (OBJS): Add function-tests.o,
17675 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
17676 selftest-run-tests.o.
17677 (OBJS-libcommon): Add selftest.o.
17678 (OBJS-libcommon-target): Add selftest.o.
17679 (all.internal): Add "selftest".
17680 (all.cross): Likewise.
17681 (selftest): New phony target.
17682 (s-selftest): New target.
17683 (selftest-gdb): New phony target.
17684 (COLLECT2_OBJS): Add selftest.o.
17685 * bitmap.c: Include "selftest.h".
17686 (selftest::test_gc_alloc): New function.
17687 (selftest::test_set_range): New function.
17688 (selftest::test_clear_bit_in_middle): New function.
17689 (selftest::test_copying): New function.
17690 (selftest::test_bitmap_single_bit_set_p): New function.
17691 (selftest::bitmap_c_tests): New function.
17692 * common.opt (fself-test): New.
17693 * diagnostic-show-locus.c: Include "selftest.h".
17694 (make_range): New function.
17695 (test_range_contains_point_for_single_point): New function.
17696 (test_range_contains_point_for_single_line): New function.
17697 (test_range_contains_point_for_multiple_lines): New function.
17698 (assert_eq): New function.
17699 (test_get_line_width_without_trailing_whitespace): New function.
17700 (selftest::diagnostic_show_locus_c_tests): New function.
17701 * et-forest.c: Include "selftest.h".
17702 (selftest::test_single_node): New function.
17703 (selftest::test_simple_tree): New function.
17704 (selftest::test_disconnected_nodes): New function.
17705 (selftest::et_forest_c_tests): New function.
17706 * fold-const.c: Include "selftest.h".
17707 (selftest::assert_binop_folds_to_const): New function.
17708 (selftest::assert_binop_folds_to_nonlvalue): New function.
17709 (selftest::test_arithmetic_folding): New function.
17710 (selftest::fold_const_c_tests): New function.
17711 * function-tests.c: New file.
17712 * gimple.c: Include "selftest.h".
17713 Include "gimple-pretty-print.h".
17714 (selftest::verify_gimple_pp): New function.
17715 (selftest::test_assign_single): New function.
17716 (selftest::test_assign_binop): New function.
17717 (selftest::test_nop_stmt): New function.
17718 (selftest::test_return_stmt): New function.
17719 (selftest::test_return_without_value): New function.
17720 (selftest::gimple_c_tests): New function.
17721 * hash-map-tests.c: New file.
17722 * hash-set-tests.c: New file.
17723 * input.c: Include "selftest.h".
17724 (selftest::assert_loceq): New function.
17725 (selftest::test_accessing_ordinary_linemaps): New function.
17726 (selftest::test_unknown_location): New function.
17727 (selftest::test_builtins): New function.
17728 (selftest::test_reading_source_line): New function.
17729 (selftest::input_c_tests): New function.
17730 * rtl-tests.c: New file.
17731 * selftest-run-tests.c: New file.
17732 * selftest.c: New file.
17733 * selftest.h: New file.
17734 * spellcheck.c: Include "selftest.h".
17735 (selftest::levenshtein_distance_unit_test_oneway): New function,
17736 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
17737 (selftest::levenshtein_distance_unit_test): Likewise.
17738 (selftest::spellcheck_c_tests): Likewise.
17739 * toplev.c: Include selftest.h.
17740 (toplev::run_self_tests): New.
17741 (toplev::main): Handle -fself-test.
17742 * toplev.h (toplev::run_self_tests): New.
17743 * tree.c: Include "selftest.h".
17744 (selftest::test_integer_constants): New function.
17745 (selftest::test_identifiers): New function.
17746 (selftest::test_labels): New function.
17747 (selftest::tree_c_tests): New function.
17748 * tree-cfg.c: Include "selftest.h".
17749 (selftest::push_fndecl): New function.
17750 (selftest::test_linear_chain): New function.
17751 (selftest::test_diamond): New function.
17752 (selftest::test_fully_connected): New function.
17753 (selftest::tree_cfg_c_tests): New function.
17754 * vec.c: Include "selftest.h".
17755 (selftest::safe_push_range): New function.
17756 (selftest::test_quick_push): New function.
17757 (selftest::test_safe_push): New function.
17758 (selftest::test_truncate): New function.
17759 (selftest::test_safe_grow_cleared): New function.
17760 (selftest::test_pop): New function.
17761 (selftest::test_safe_insert): New function.
17762 (selftest::test_ordered_remove): New function.
17763 (selftest::test_unordered_remove): New function.
17764 (selftest::test_block_remove): New function.
17765 (selftest::reverse_cmp): New function.
17766 (selftest::test_qsort): New function.
17767 (selftest::vec_c_tests): New function.c.
17768 * wide-int.cc: Include selftest.h and wide-int-print.h.
17769 (selftest::from_int <wide_int>): New function.
17770 (selftest::from_int <offset_int>): New function.
17771 (selftest::from_int <widest_int>): New function.
17772 (selftest::assert_deceq): New function.
17773 (selftest::assert_hexeq): New function.
17774 (selftest::test_printing <VALUE_TYPE>): New function template.
17775 (selftest::test_ops <VALUE_TYPE>): New function template.
17776 (selftest::test_comparisons <VALUE_TYPE>): New function template.
17777 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
17779 (selftest::wide_int_cc_tests): New function.
17781 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17783 PR middle-end/37780
17784 * ifcvt.c (noce_try_ifelse_collapse): New function.
17786 (noce_process_if_block): Call noce_try_ifelse_collapse.
17787 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
17788 (simplify_ternary_operation): Use the above to simplify
17789 conditional CLZ/CTZ expressions.
17791 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17793 PR middle-end/37780
17794 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
17795 define_insn_and_split.
17797 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17799 PR middle-end/37780
17800 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
17802 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
17805 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
17806 Implicitly clobber memory for basic asm with non-empty assembler
17807 string. Use targetm.md_asm_adjust also here.
17808 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
17809 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
17810 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
17811 non-empty assembler string.
17812 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
17813 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
17814 (decode_asm_operands): Handle basic asm in PARALLEL block.
17815 (extract_insn): Handle basic asm in PARALLEL block.
17816 * doc/extend.texi: Mention new behavior of basic asm.
17817 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
17818 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
17819 branch_needs_nop_p): Use asm_noperands.
17821 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
17823 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
17824 Include the M7 SPARC DFA scheduler.
17825 New attribute v3pipe.
17826 Annotate insns with v3pipe where appropriate.
17827 Define cpu_feature vis4.
17828 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
17829 Add (V8QI "8") to vbits.
17830 Add insns {add,sub}v8qi3
17831 Add insns ss{add,sub}v8qi3
17832 Add insns us{add,sub}{v8qi,v4hi}3
17833 Add insns {min,max}{v8qi,v4hi,v2si}3
17834 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
17835 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
17836 * config/sparc/niagara4.md: Add a comment explaining the
17837 discrepancy between the documented latenty numbers and the
17839 * config/sparc/niagara7.md: New file.
17840 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
17841 supports SPARC5 and VIS 4.0 instructions.
17842 * configure: Regenerate.
17843 * config.in: Likewise.
17844 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
17845 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
17846 TARGET_CPU_niagara7.
17847 (ASM_CPU64_DEFAULT_SPEC): Likewise.
17848 (CPP_CPU_SPEC): Handle niagara7.
17849 (ASM_CPU_SPEC): Likewise.
17850 * config/sparc/sparc-opts.h (processor_type): Add
17851 PROCESSOR_NIAGARA7.
17852 (mvis4): New option.
17853 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
17854 (AS_NIAGARA7_FLAG): Define.
17855 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
17856 (CPP_CPU64_DEFAULT_SPEC): Likewise.
17857 (CPP_CPU_SPEC): Handle niagara7.
17858 (ASM_CPU_SPEC): Likewise.
17859 * config/sparc/sparc.c (niagara7_costs): Define.
17860 (sparc_option_override): Handle niagara7 and adjust cache-related
17861 parameters with better values for niagara cpus. Also support VIS4.
17862 (sparc32_initialize_trampoline): Likewise.
17863 (sparc_use_sched_lookahead): Likewise.
17864 (sparc_issue_rate): Likewise.
17865 (sparc_register_move_cost): Likewise.
17866 (dump_target_flag_bits): Support VIS4.
17867 (sparc_vis_init_builtins): Likewise.
17868 (sparc_builtins): Likewise.
17869 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
17871 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
17873 * config/sparc/sparc.opt (sparc_processor_type): New value
17875 * config/sparc/visintrin.h (__attribute__): Prototypes for the
17877 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
17879 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
17882 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
17884 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
17886 2016-06-06 Richard Biener <rguenther@suse.de>
17888 PR tree-optimization/71398
17889 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
17892 2016-06-05 James Bowman <james.bowman@ftdichip.com>
17894 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
17895 ft32_expand_prolog, ft32_expand_epilogue):
17896 Handle pretend_args.
17897 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
17898 * config/ft32/ft32.md: Add pretend_returner.
17900 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
17903 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
17904 Copy op1 RTX to avoid invalid sharing.
17905 (ix86_expand_vector_move_misalign): Ditto.
17907 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
17909 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
17912 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
17914 * predict.c (predicted_by_loop_heuristics_p): New function.
17915 (predict_iv_comparison): Use it.
17916 (predict_loops): Walk from innermost loops; do not predict edges
17917 leaving multiple loops multiple times; implement
17918 PRED_LOOP_ITERATIONS_MAX heuristics.
17919 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
17921 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
17923 * cfg.c (check_bb_profile): Do not report mismatched profiles when
17924 only edges out of BB are EH edges.
17926 2016-06-04 Martin Sebor <msebor@redhat.com>
17927 Marcin Baczyński <marbacz@gmail.com>
17930 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
17931 a void expression in a void function.
17933 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
17935 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
17936 aux; dump reasons of decisions.
17937 (should_duplicate_loop_header_p): Likewise.
17938 (do_while_loop_p): Likewise.
17939 (ch_base::copy_headers): Dump asi num insns duplicated.
17941 2016-06-04 Jakub Jelinek <jakub@redhat.com>
17943 PR tree-optimization/71405
17944 * tree-ssa.c (execute_update_addresses_taken): For clobber with
17945 incompatible type, build a new clobber with the right type instead
17946 of building a VIEW_CONVERT_EXPR around it.
17948 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
17950 PR tree-optimization/52171
17951 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
17952 by_pieces_ninsns instead of move_by_pieces_ninsns.
17954 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
17956 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
17957 for reg+reg addressing mode.
17959 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17961 * rs6000-c.c (c/c-tree.h): Add #include.
17962 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
17963 in C++ when found in the base position of vec_ld or vec_st.
17965 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
17967 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
17968 use of profile unless profile status is PROFILE_READ.
17969 * profile.c (compute_branch_probabilities): Set profile status
17970 only after reporting predictor hitrates.
17972 2016-06-03 Joseph Myers <joseph@codesourcery.com>
17976 * common.opt (ffp-int-builtin-inexact): New option.
17977 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
17978 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
17979 (ceil@var{m}2): Document dependence on this option.
17980 * ipa-inline-transform.c (inline_call): Handle
17981 flag_fp_int_builtin_inexact.
17982 * ipa-inline.c (can_inline_edge_p): Likewise.
17983 * config/i386/i386.md (rintxf2): Do not test
17984 flag_unsafe_math_optimizations.
17985 (rint<mode>2_frndint): New define_insn.
17986 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
17987 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
17988 for 387 instead of extending and truncating.
17989 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
17990 !flag_trapping_math instead of flag_unsafe_math_optimizations.
17991 Change to frndint<mode>2_<rounding>.
17992 (frndintxf2_<rounding>_i387): Likewise. Change to
17993 frndint<mode>2_<rounding>_i387.
17994 (<rounding_insn>xf2): Likewise.
17995 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
17996 !flag_trapping_math instead of flag_unsafe_math_optimizations for
17997 x87. Test TARGET_ROUND || !flag_trapping_math ||
17998 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
17999 SSE. Use ROUND_NO_EXC in constant operand of
18000 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
18001 for 387 instead of extending and truncating.
18003 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
18004 Julia Koval <julia.koval@intel.com>
18016 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
18017 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
18018 all registers, except for function return registers if there are
18019 no caller-saved registers.
18020 (ix86_set_func_type): New function.
18021 (ix86_set_current_function): Call ix86_set_func_type to set
18022 no_caller_saved_registers and func_type. Call reinit_regs if
18023 caller-saved registers are changed. Don't allow MPX, SSE, MMX
18024 nor x87 instructions in interrupt handler nor function with
18025 no_caller_saved_registers attribute.
18026 (ix86_function_ok_for_sibcall): Return false if there are no
18027 caller-saved registers.
18028 (type_natural_mode): Don't warn ABI change for MMX in interrupt
18030 (ix86_function_arg_advance): Skip for callee in interrupt handler.
18031 (ix86_function_arg): Return special arguments in interrupt handler.
18032 (ix86_promote_function_mode): Promote pointer to word_mode only
18033 for normal functions.
18034 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
18036 (ix86_epilogue_uses): New function.
18037 (ix86_hard_regno_scratch_ok): Likewise.
18038 (ix86_save_reg): Preserve all registers in interrupt handler
18039 after reload. Preserve all registers, except for function return
18040 registers, if there are no caller-saved registers after reload.
18041 (find_drap_reg): Always use callee-saved register if there are
18042 no caller-saved registers.
18043 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
18044 for interrupt handler.
18045 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
18046 Emit cld instruction if stringops are used in interrupt handler
18047 or interrupt handler isn't a leaf function.
18048 (ix86_expand_epilogue): Generate interrupt return for interrupt
18049 handler and pop the 'ERROR_CODE' off the stack before interrupt
18050 return in exception handler.
18051 (ix86_expand_call): Disallow calling interrupt handler directly.
18052 If there are no caller-saved registers, mark all registers that
18053 are clobbered by the call which returns as clobbered.
18054 (ix86_handle_no_caller_saved_registers_attribute): New function.
18055 (ix86_handle_interrupt_attribute): Likewise.
18056 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
18058 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
18059 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
18060 accumulation in interrupt function if stack may be realigned to
18062 (EPILOGUE_USES): New.
18063 (function_type): New enum.
18064 (machine_function): Add func_type and no_caller_saved_registers.
18065 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
18066 (interrupt_return): New pattern.
18067 * doc/extend.texi: Document x86 interrupt and
18068 no_caller_saved_registers attributes.
18070 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
18072 PR tree-optimization/52171
18073 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
18074 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
18075 Look for constant strings. Move some code to emit_block_cmp_hints
18077 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
18078 * defaults.h (COMPARE_MAX_PIECES): New macro.
18079 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
18080 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
18081 (clear_by_pieces_1): Don't declare. Move definition before use.
18082 (can_do_by_pieces): New static function.
18083 (can_move_by_pieces): Use it. Return bool.
18084 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
18085 OP. All callers changed. Handle COMPARE_BY_PIECES.
18086 (class pieces_addr); New.
18087 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
18088 pieces_addr::adjust, pieces_addr::increment_address,
18089 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
18091 (class op_by_pieces_d): New.
18092 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
18094 (class move_by_pieces_d, class compare_by_pieces_d,
18095 class store_by_pieces_d): New subclasses of op_by_pieces_d.
18096 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
18097 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
18098 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
18099 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
18100 compare_by_pieces_d::finish_mode): New member functions.
18101 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
18103 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
18104 (emit_block_cmp_hints): New function.
18105 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
18106 use the newly defined classes.
18107 * expr.h (by_pieces_constfn): New typedef.
18108 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
18109 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
18110 (move_by_pieces_ninsns): Don't declare.
18111 (can_move_by_pieces): Change return value to bool.
18112 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
18113 (compare_by_pieces_branch_ratio): New hook.
18114 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
18115 (by_pieces_ninsns): Declare.
18116 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
18118 (default_compare_by_pieces_branch_ratio): New function.
18119 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
18120 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
18121 * doc/tm.texi: Regenerate.
18122 * tree-ssa-strlen.c: Include "builtins.h".
18123 (handle_builtin_memcmp): New static function.
18124 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
18125 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
18127 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18129 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
18130 relevant stmts which are simple and invariant.
18131 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
18132 instead of simple and invariant
18134 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18136 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
18137 (vectorizable_reduction): Check for new relevant state.
18138 (vectorizable_live_operation): vectorize live stmts using
18139 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
18140 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
18141 (vect_stmt_relevant_p): Check for stmts which are only used live.
18142 (process_use): Use of a stmt does not inherit it's live value.
18143 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
18144 (vect_analyze_stmt): Check for new relevant state.
18145 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
18146 outside the loop, but not inside it.
18148 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18150 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
18151 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
18152 (vect_get_vec_def_for_operand): Split out code.
18154 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
18156 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
18158 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18160 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
18162 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18164 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
18166 2016-06-03 Jakub Jelinek <jakub@redhat.com>
18168 PR middle-end/71387
18169 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
18170 to noreturn e->callee->decl that has void return type and void
18171 arguments, adjust gimple_call_fntype and remove lhs even if it had
18172 previously addressable type.
18174 2016-06-02 Jeff Law <law@redhat.com>
18176 PR tree-optimization/71328
18177 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
18178 error when checking for a jump back onto the copied path.
18180 2016-06-02 David Malcolm <dmalcolm@redhat.com>
18182 * config/microblaze/microblaze.c (get_branch_target): Add return
18183 NULL_RTX for the non-CALL_P case.
18184 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
18185 (insert_wic): Remove unused local "j".
18187 2016-06-02 Martin Liska <mliska@suse.cz>
18189 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
18191 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
18192 Julia Koval <julia.koval@intel.com>
18194 * function.c (assign_parm_setup_stack): Force source into a
18195 register if needed.
18196 * target.def (function_incoming_arg): Update documentation to
18197 allow arbitrary address computation based on hard register.
18198 * doc/tm.texi: Regenerated.
18200 2016-06-02 Martin Liska <mliska@suse.cz>
18202 * predict.c (combine_predictions_for_bb): Fix first match in
18203 cases where a first predictor contains more than one occurence
18204 in list of predictors. Take the best value in such case.
18206 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18208 PR rtl-optimization/71295
18209 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
18210 offset would go over the size of the inner mode reject it.
18212 2016-06-02 Jakub Jelinek <jakub@redhat.com>
18214 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
18215 x=x,x and v=v,m instead of x=x,m.
18217 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
18218 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
18219 alternative to v=rm,C.
18221 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
18222 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
18223 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
18224 instead of vex for the last two above mentioned alternatives.
18226 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18229 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
18231 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
18233 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
18235 2016-06-01 David Malcolm <dmalcolm@redhat.com>
18237 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
18238 from int to unsigned.
18240 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18242 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
18243 alternatives, eliminating preferred register class. Add support
18244 for the MTVSRDD instruction in ISA 3.0.
18245 (vsx_splat_v4si_internal): Use splat_input_operand instead of
18246 reg_or_indexed_operand.
18247 (vsx_splat_v4sf_internal): Likewise.
18249 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18252 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
18253 for loading up all 0's or all 1's.
18255 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
18257 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
18259 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
18261 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
18263 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
18264 * gcc.c (set_source_date_epoch_envvar): New function, sets
18265 the SOURCE_DATE_EPOCH environment variable to the current time.
18267 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18269 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
18270 the factor for live Phi nodes.
18272 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18274 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
18275 * tree-parloops.c (parallelize_loops): likewise.
18276 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
18277 tree_unswitch_outer_loop): likewise.
18279 2016-06-01 Jakub Jelinek <jakub@redhat.com>
18281 PR middle-end/71371
18282 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
18283 around creation of the temporary.
18285 2016-06-01 Richard Biener <rguenther@suse.de>
18287 PR tree-optimization/71366
18288 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
18289 (unloop_loops): Move removing edges here ...
18290 (try_unroll_loop_completely): ... from here.
18291 (try_peel_loop): ... and here.
18292 (tree_unroll_loops_completely_1): Track parent loops via
18293 bitmap of header BBs.
18294 (tree_unroll_loops_completely): Adjust for that.
18296 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18298 * config/rs6000/altivec.h (vec_slv): New macro.
18299 (vec_srv): New macro.
18300 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
18301 (UNSPEC_VSRV): New value.
18304 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
18305 (vsrv): New builtin definition.
18306 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
18307 define argument types for new builtin.
18308 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
18310 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
18313 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
18314 Jocelyn Mayer <l_indien@magic.fr>
18317 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
18318 detect processor family for signature_CENTAUR_ebx.
18319 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
18320 signature_CENTAUR_ebx.
18321 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
18322 <default>: Pass x86-64 for has_longmode.
18324 2016-06-01 Nathan Sidwell <nathan@acm.org>
18326 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
18329 2016-06-01 Richard Biener <rguenther@suse.de>
18331 PR tree-optimization/71261
18332 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
18333 of stmts successfully put in the bool pattern. Remove
18334 single-use restriction.
18335 (adjust_bool_pattern_cast): Add cast at the use site via the
18336 pattern def sequence.
18337 (adjust_bool_pattern): Remove recursion, maintain a hash-map
18338 of patterned defs. Use the pattern def seqence instead of
18339 multiple independent patterns.
18340 (sort_after_uid): New qsort compare function.
18341 (adjust_bool_stmts): New function to process stmts in the bool
18342 pattern in IL order.
18343 (vect_recog_bool_pattern): Adjust.
18344 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
18345 (ifcvt_walk_pattern_tree): Likewise.
18346 (stmt_is_root_of_bool_pattern): Likewise.
18347 (ifcvt_repair_bool_pattern): Likewise.
18348 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
18350 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18352 * loop-unroll.c (decide_unroll_constant_iterations,
18353 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
18354 likely upper bounds.
18355 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
18357 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
18359 * tree-core.h (enum omp_clause_code): Remove
18360 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
18362 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18364 * config/arm/sync.md (arm_store_exclusive<mode>):
18365 Use 'H' output modifier on operands[2] rather than creating a new
18366 entry in out-of-bounds memory of the operands array.
18367 (arm_store_release_exclusivedi): Likewise.
18369 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18371 * config/arm/arm.c (arm_fusion_enabled_p): New function.
18372 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
18373 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
18374 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
18376 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18378 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
18379 into account live statements for mask producers.
18381 2016-06-01 Richard Biener <rguenther@suse.de>
18383 PR tree-optimization/71311
18384 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
18385 restrict to non-INTEGER_CST @0.
18387 2016-06-01 Richard Biener <rguenther@suse.de>
18389 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
18390 (relational patterns): Use :c to avoid pattern duplications.
18392 2016-06-01 Richard Biener <rguenther@suse.de>
18394 * genmatch.c (comparison_code_p): New predicate.
18395 (swap_tree_comparison): New function.
18396 (commutate): Add for_vec parameter to append new for entries.
18397 Support commutating relational operators by swapping it alongside
18399 (lower_commutative): Adjust.
18400 (dt_simplify::gen): Do not pass artificial operators to gen
18402 (decision_tree::gen): Do not add artificial operators as parameters.
18403 (parser::parse_expr): Verify operator commutativity when :c is
18404 applied. Allow :C to override this.
18405 * match.pd: Adjust patterns to use :C instead of :c where required.
18407 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
18409 PR tree-optimization/71077
18410 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
18411 the combining step, use boolean_false_node and boolean_true_node
18412 as the designated false/true return values.
18414 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18416 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
18417 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
18418 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
18421 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18423 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
18424 of flags impliying the register renaming.
18425 * toplev.c (process_options): Do not imply flag_rename_registers with
18428 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18430 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
18431 default implementation.
18433 2016-05-31 Nathan Sidwell <nathan@acm.org>
18435 * dwarf2out.c (cur_line_info_table): Add GTY marker.
18437 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18439 * config/sh/constraints.md (b): Remove constraint.
18440 * config/sh/predicates.md (arith_reg_operand): Remove
18442 * config/sh/sh-modes.def (PDI): Remove.
18443 * config/sh/sh.c (sh_target_reg_class,
18444 sh_optimize_target_register_callee_saved): Remove functions.
18445 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
18446 (sh_expand_epilogue): Update comment.
18447 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
18448 sh_secondary_reload): Remove TARGET_REGS related code.
18449 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
18450 TARGET_REGISTER_P): Remove macros.
18451 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
18452 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
18453 TR1_REG, TR2_REG): Remove constants.
18454 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
18456 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18458 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
18459 define_expand patterns.
18460 (adddi3_compact): Rename to adddi3.
18461 (subdi3_compact): Rename to subdi3.
18462 (*negdi2): Rename to negdi2.
18463 (*abs<mode>2): Rename to abs<mode>2.
18465 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18467 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
18468 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
18469 (atomic_sub_fetchsi): ... this new pattern.
18470 (mvtc): Add CC_REG clobber.
18472 2016-05-31 Marek Polacek <polacek@redhat.com>
18474 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
18476 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18478 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
18479 aarch64_fusion_enabled_p to check for fusion capabilities.
18481 2016-05-31 Richard Biener <rguenther@suse.de>
18483 PR tree-optimization/71352
18484 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
18485 minus one and a negate.
18487 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18489 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
18490 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
18492 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
18493 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
18494 Remove use of aarch64_simd_attr_length_move, set length attribute
18496 (*aarch64_be_movoi): Likewise.
18497 (*aarch64_be_movci): Likewise.
18498 (*aarch64_be_movxi): Likewise.
18500 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18502 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
18503 It no longer does that.
18504 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
18506 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
18508 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
18509 attribute __unused__.
18511 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
18513 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
18514 * config/arm/arm.c (arm_arch_thumb1): Define.
18515 (arm_option_override): Initialize arm_arch_thumb1.
18516 * config/arm/arm.h (arm_arch_thumb1): Declare.
18517 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
18518 support Thumb-1 ISA.
18520 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
18523 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
18524 `Yv' for scalar operand.
18526 2016-05-31 Tom de Vries <tom@codesourcery.com>
18528 PR tree-optimization/69068
18529 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
18530 phis with more than two args.
18532 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
18534 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
18535 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
18538 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
18540 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
18542 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18544 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
18545 cpu_32, cpu_64, tune_32 and tune_64.
18546 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
18548 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
18550 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
18552 2016-05-30 Andi Kleen <ak@linux.intel.com>
18554 * auto-profile.c (read_profile): Replace asserts with errors
18555 when file does not exist.
18556 * gcov-io.c (gcov_read_words): Dito.
18558 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18560 * tree-cfg.c (print_loop): Print likely upper bounds.
18562 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18564 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
18565 * opts.c (default_options): Enable peel loops at -O3.
18566 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
18567 (try_peel_loop): Do not re-peel already peeled loops;
18568 use likely upper bounds; fix profile updating.
18569 (pass_complete_unroll::execute): Initialize peeled_loops.
18571 2016-05-30 Martin Liska <mliska@suse.cz>
18573 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
18574 computed costs by frequency of BB they belong to.
18575 (get_scaled_computation_cost_at): New function.
18577 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
18578 Marc Glisse <marc.glisse@inria.fr>
18580 PR tree-optimization/71289
18581 * match.pd (-1 / B < A, A > -1 / B): New transformations.
18583 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18585 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
18587 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18589 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
18590 for peeled copies; avoid underflow when updating estimates; correctly
18591 scale loop profile.
18593 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18595 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
18596 r236875. Corrected oe3 to oe2 as obvious.
18598 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18600 PR middle-end/71269
18601 PR middle-end/71252
18602 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
18603 that inserted stmt will not dominate stmts that defines its operand.
18604 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
18605 (rewrite_expr_tree_parallel): Likewise.
18607 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18609 PR middle-end/71252
18610 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
18611 all fields including stmt_to_insert are swapped.
18613 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18615 * predict.h (force_edge_cold): Declare.
18616 * predict.c (force_edge_cold): New function.
18617 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
18619 (canonicalize_loop_induction_variables): Fix formating.
18621 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
18623 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
18624 (visium_expand_copysign): Use gen_int_mode directly.
18625 (visium_compute_frame_size): Minor tweaks.
18627 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18629 * tree-vect-loop.c (vect_analyze_loop_2): Use
18630 likely_max_stmt_executions_int.
18632 2016-05-30 Tom de Vries <tom@codesourcery.com>
18634 PR tree-optimization/69067
18635 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
18637 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
18640 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
18641 New peepholes to remove unneeded fild/fistp pairs.
18642 (define_peephole2 atomic_loaddi_fpu): Ditto.
18644 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18646 * predict.c (maybe_hot_frequency_p): Avoid division.
18648 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18650 * doc/install.texi: Use https for shop.fsf.org.
18652 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18654 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
18655 likely_max_stmt_executions_int.
18657 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18659 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
18660 likely_max_stmt_executions_int.
18662 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18664 * profile.c (compute_branch_probabilities): Do not report hitrates
18666 (branch_prob): Report hitrates here.
18667 * predict.c (gimple_predict_edge): Do not assert profile status;
18668 fix formatting issues.
18670 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18672 * predict.c (edge_predicted_by_p): New function.
18673 (predict_paths_for_bb): Do not put multiple predictions of the same type
18676 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18678 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
18681 2016-05-28 Alan Modra <amodra@gmail.com>
18683 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
18685 2016-05-28 Alan Modra <amodra@gmail.com>
18687 PR rtl-optimization/71275
18688 * ira.c (ira): Free dominance info.
18690 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
18692 * doc/sourcebuild.texi: New address for upstream Go repository.
18694 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
18696 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
18697 (TARGET_ARM_V7M): Likewise.
18699 2016-05-26 Jeff Law <law@redhat.com>
18701 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
18702 (thread_across_edge): Remove calls to find_jump_threads_backwards.
18703 * passes.def: Add jump threading passes before DOM/VRP.
18704 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
18705 argument to a basic block from an edge. Remove tests which are
18707 (pass_data_thread_jumps, class pass_thread_jumps): New.
18708 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
18709 (make_pass_thread_jumps): Likewise.
18710 * tree-pass.h (make_pass_thread_jumps): Declare.
18712 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
18714 * config/visium/visium-protos.h (split_double_move): Rename into...
18715 (visium_split_double_move): ...this.
18716 (visium_split_double_add): Declare.
18717 * config/visium/visium.c (split_double_move): Rename into...
18718 (visium_split_double_move): ...this.
18719 (visium_split_double_add): New function.
18720 (visium_expand_copysign): Renumber operands for consistency.
18721 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
18722 (DFmode move splitter): Likewise.
18723 (*addi3_insn): Split by means of visium_split_double_add.
18724 (*adddi3_insn_flags): Delete.
18725 (*plus_plus_sltu<subst_arith>): New insn.
18726 (*subdi3_insn): Split by means of visium_split_double_add.
18727 (subdi3_insn_flags): Delete.
18728 (*minus_minus_sltu<subst_arith>): New insn.
18729 (*negdi2_insn): Split by means of visium_split_double_add.
18730 (*negdi2_insn_flags): Delete.
18732 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
18734 * configure.ac: Treat a --with-headers option without argument
18735 the same as the default (i.e. consult sys-include directory).
18736 * configure: Regenerate.
18738 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18740 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
18741 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
18743 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
18744 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
18746 2016-05-27 Jiong Wang <jiong.wang@arm.com>
18749 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
18750 tree-stdarg analysis results.
18751 (aarch64_setup_incoming_varargs): Likewise.
18753 2016-05-27 Jiong Wang <jiong.wang@arm.com>
18755 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
18756 va_list_gpr_counter_field and va_list_fpr_counter_field.
18758 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
18761 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
18762 * config/aarch64/aarch64.c
18763 (aarch64_cannot_change_mode_class): Remove function.
18764 * config/aarch64/aarch64-protos.h
18765 (aarch64_cannot_change_mode_class): Remove.
18767 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18769 * cfgloop.c (record_niter_bound): Record likely upper bounds.
18770 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
18771 get_likely_max_loop_iterations_int): New.
18772 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
18773 any_likely_upper_bound.
18774 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
18776 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
18777 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
18779 (unroll_loop_constant_iterations): Likewise.
18780 (unroll_loop_runtime_iterations): Likewise.
18781 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
18782 * lto-streamer-out.c (output_cfg): Likewise.
18783 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
18785 (canonicalize_loop_induction_variables): Dump likely upper bounds.
18786 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
18787 (likely_max_loop_iterations): New.
18788 (likely_max_loop_iterations_int): New.
18789 (likely_max_stmt_executions): New.
18790 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
18791 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
18792 likely_max_stmt_executions): Declare.
18794 2016-05-27 Marek Polacek <polacek@redhat.com>
18796 PR middle-end/71308
18797 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
18799 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18801 * config/s390/s390.md (2x risbg splitters): Use
18802 reg_overlap_mentioned_p instead of rtx_equal_p.
18804 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
18806 * combine.c (make_compound_operation): Take known zero bits into
18807 account when checking for possible zero_extend.
18809 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18811 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
18812 Use const_int_operand for operand 2 predicate. Simplify expand code
18815 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
18817 PR middle-end/71279
18818 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
18821 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18823 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
18824 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
18825 that returns CC_SESWPmode and CC_ZESWPmode.
18826 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
18828 (aarch64_rtx_costs): Likewise.
18830 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
18832 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
18833 for ISA 3.0 min/max support.
18834 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
18835 conditional move support.
18836 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
18837 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
18839 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
18840 conditional moves where the comparison type is different from move
18842 (fp_minmax): New code iterator for smin/smax.
18843 (minmax): New code attributes for min/max.
18844 (SMINMAX): Likewise.
18845 (smax<mode>3): Combine min, max insns into one insn using the
18846 fp_minmax code iterator. Add support for ISA 3.0 min/max
18847 instructions that don't need -ffast-math.
18848 (s<minmax><mode>3): Likewise.
18849 (smax<mode>3_vsx): Likewise.
18850 (smin<mode>3): Likewise.
18851 (s<minmax><mode>3_vsx): Likewise.
18852 (smin<mode>3_vsx): Likewise.
18853 (pre-VSX min/max splitters): Likewise.
18854 (s<minmax><mode>3_fpr): Likewise.
18855 (movsfcc): Rewrite floating point conditional moves to combine
18856 SFmode/DFmode into a single insn.
18857 (mov<mode>cc): Likewise.
18858 (movdfcc): Likewise.
18859 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
18860 SFDF2 iterators to handle all combinations.
18861 (fseldfsf4): Likewise.
18862 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
18863 (fseldfdf4): Likewise.
18864 (fselsfdf4): Likewise.
18865 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
18866 comparison instructions that set a 0/-1 mask, and use it for
18867 floating point conditional move via XXSEL.
18868 (fpmask<mode>): Likewise.
18869 (xxsel<mode>): Likewise.
18870 * config/rs6000/predicates.md (min_max_operator): Delete, no
18872 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
18873 instructions that generate a 0/-1 mask for use with XXSEL.
18874 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
18875 say whether floating point min/max is available, either through
18876 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
18877 (TARGET_MINMAX_DF): Likewise.
18879 2016-05-27 Alan Modra <amodra@gmail.com>
18881 PR rtl-optimization/71275
18882 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
18883 for update_equiv_regs and combine_and_move_insns.
18885 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
18887 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
18888 if_then_else or cond RTXes to calculate attribute value.
18889 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
18890 <attr "length_immediate>: Ditto.
18891 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
18892 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
18893 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
18894 <attr "type">: Ditto.
18895 <attr "prefix_data16">: Ditto.
18896 <attr "prefix_extra">: Ditto.
18897 <attr "length_immediate">: Ditto.
18898 <attr "prefix">: Ditto.
18899 (vec_set<mode>_0) <attr "isa">: Ditto.
18900 <attr "prefix_extra">: Ditto.
18901 <attr "length_immediate">: Ditto.
18902 <attr "prefix">: Ditto.
18903 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
18904 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
18905 (sse2_storelpd) <attr "prefix_data16">: Ditto.
18906 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
18907 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
18908 <attr "length_immediate">: Ditto.
18909 <attr "prefix">: Ditto.
18910 (sse2_movsd) <attr "length_immediate">: Ditto.
18911 <attr "prefix">: Ditto.
18912 (vec_concatv2df) <attr "isa">: Ditto.
18913 <attr "prefix">: Ditto.
18914 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
18915 (*vec_extractv2di_1) <attr "isa">: Ditto.
18916 <attr "type">: Ditto.
18917 <attr "length_immediate">: Ditto.
18918 <attr "prefix_rex">: Ditto.
18919 <attr "prefix_extra">: Ditto.
18920 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
18921 <attr "prefix_extra">: Ditto.
18922 <attr "length_immediate">: Ditto.
18923 (vec_concatv2di) <attr "isa">: Ditto.
18924 <attr "prefix_extra">: Ditto.
18925 <attr "length_immediate">: Ditto.
18926 <attr "prefix">: Ditto.
18928 2016-05-26 Martin Liska <mliska@suse.cz>
18930 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
18932 (operator+): Likewise.
18933 (operator-): Likewise.
18934 (comp_cost::operator+=): Likewise.
18935 (comp_cost::operator-=): Likewise.
18936 (comp_cost::operator/=): Likewise.
18937 (comp_cost::operator*=): Likewise.
18938 (operator<): Likewise.
18939 (operator==): Likewise.
18940 (operator<=): Likewise.
18941 (new_cost): Remove.
18942 (infinite_cost_p): Likewise.
18943 (add_costs): Likewise.
18944 (sub_costs): Likewise.
18945 (compare_costs): Likewise.
18946 (set_group_iv_cost): Use the newly introduced functions.
18947 (get_address_cost): Likewise.
18948 (get_shiftadd_cost): Likewise.
18949 (force_expr_to_var_cost): Likewise.
18950 (split_address_cost): Likewise.
18951 (ptr_difference_cost): Likewise.
18952 (difference_cost): Likewise.
18953 (get_computation_cost_at): Likewise.
18954 (determine_group_iv_cost_generic): Likewise.
18955 (determine_group_iv_cost_address): Likewise.
18956 (determine_group_iv_cost_cond): Likewise.
18957 (autoinc_possible_for_pair): Likewise.
18958 (determine_group_iv_costs): Likewise.
18959 (cheaper_cost_pair): Likewise.
18960 (iv_ca_recount_cost): Likewise.
18961 (iv_ca_set_no_cp): Likewise.
18962 (iv_ca_set_cp): Likewise.
18963 (iv_ca_cost): Likewise.
18964 (iv_ca_new): Likewise.
18965 (iv_ca_dump): Likewise.
18966 (iv_ca_narrow): Likewise.
18967 (iv_ca_prune): Likewise.
18968 (iv_ca_replace): Likewise.
18969 (try_add_cand_for): Likewise.
18970 (try_improve_iv_set): Likewise.
18971 (find_optimal_iv_set): Likewise.
18973 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
18975 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
18976 that internal functions will clobber all caller-saved registers.
18978 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
18980 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
18981 Return a better case_values_threshold when optimizing.
18983 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
18985 * config/aarch64/aarch64-simd.md (aarch64_combinez):
18986 Add ? to integer variant.
18987 (aarch64_combinez_be): Likewise.
18989 2016-05-26 Jakub Jelinek <jakub@redhat.com>
18991 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
18992 instead of x constraint.
18993 (vcvtps2ph256<mask_name>): Likewise.
18995 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
18996 alternative. Formatting fix.
18998 * config/i386/sse.md
18999 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
19001 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
19002 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
19003 maybe_evex prefix instead of vex.
19004 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
19005 EXT_REX_SSE_REG_P (op0) case in the splitter.
19007 2016-05-25 Jeff Law <law@redhat.com>
19009 PR tree-optimization/71272
19010 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
19011 Update comments. Add test for empty path.
19013 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
19015 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
19016 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
19017 special case builtin.
19018 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19019 code for ALTIVEC_BUILTIN_VEC_CMPNE.
19020 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19021 for __builtin_vec_cmpne.
19023 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
19025 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
19026 redundant test and bail out if the type of the new operand is not
19027 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
19029 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19031 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
19032 (x_ix86_target_flags_explicit): Remove.
19033 * config/i386/i386.c (ix86_function_specific_save): Do not copy
19034 x_ix86_target_flags_explicit.
19035 (ix86_function_specific_restore): Ditto.
19037 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19038 H.J. Lu <hongjiu.lu@intel.com>
19041 * common/config/i386/i386-common.c
19042 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
19043 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
19044 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
19045 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
19046 (-mgeneral-regs-only): Add new option.
19047 * config/i386/i386.c (ix86_option_override_internal): Don't enable
19048 x87 instructions if only general registers are allowed.
19049 (ix86_target_string): Add ix86_flags argument. Handle additional
19050 flags options through ix86_flags argument. Update all callers.
19051 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
19053 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19055 PR rtl-optimization/66940
19056 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
19057 decrementing desired_val will not overflow before performing these
19060 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
19062 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
19063 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
19064 * config/i386/i386.c (enum ix86_builtins): Add
19065 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
19066 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
19067 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
19068 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
19069 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
19070 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
19071 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
19072 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
19073 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
19074 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
19075 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
19076 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
19077 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
19078 __builtin_ia32_cvtps2dq512_mask.
19079 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
19080 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
19081 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
19082 * config/i386/sse.md
19083 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
19085 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
19086 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
19088 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
19089 (avx512f_vec_pack_sfix_v8df): New define_expand.
19090 (avx512f_roundpd512): Rename to ...
19091 (avx512f_round<castmode>512): ... this. Change iterator.
19092 (avx512f_roundps512_sfix): New define_expand.
19093 (round<mode>2_sfix): Change iterator.
19095 2016-05-25 Nick Clifton <nickc@redhat.com>
19097 * config/msp430/msp430.c (msp430_attr): Produce an error if a
19098 static interrupt handler is detected.
19099 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
19100 default linker script.
19101 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
19102 the low part of a symbolic pointer.
19104 2016-05-25 Richard Biener <rguenther@suse.de>
19106 PR tree-optimization/71261
19107 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
19108 interesting stmt instead of immediate uses when looking
19109 for the use operand to replace.
19111 2016-05-25 Martin Liska <mliska@suse.cz>
19113 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
19115 2016-05-25 Richard Biener <rguenther@suse.de>
19117 PR tree-optimization/71264
19118 * tree-vect-stmts.c (vect_init_vector): Properly deal with
19121 2016-05-25 Martin Liska <mliska@suse.cz>
19123 PR tree-optimization/71239
19124 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
19125 if DECL_SIZE is NULL.
19127 2016-05-25 Richard Biener <rguenther@suse.de>
19129 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
19130 * tree-if-conv.c (pass_data_if_conversion): Use it.
19132 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19134 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
19135 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
19136 * varpool.c (varpool_node::get_availability): Likewise.
19138 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19140 * config/rs6000/altivec.md (VNEG iterator): New iterator for
19141 VNEGW/VNEGD instructions.
19142 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
19143 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
19144 support for ISA 3.0 VNEGW/VNEGD instructions.
19146 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
19148 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
19149 pointers inside OACC_DATA regions.
19150 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
19151 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
19152 (gimplify_adjust_omp_clauses): Fix typo in comment.
19154 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19156 * config/rs6000/altivec.md (VParity): New mode iterator for vector
19157 parity built-in functions.
19158 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
19160 (p9v_parity<mode>2): Likewise.
19161 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
19163 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
19164 (parity<mode>2): ISA 3.0 expander for vector parity.
19165 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
19167 (BU_P9_64BIT_MISC_0): Likewise.
19168 (BU_P9_MISC_0): Likewise.
19169 (BU_P9V_AV_1): Likewise.
19170 (BU_P9V_AV_2): Likewise.
19171 (BU_P9V_AV_3): Likewise.
19172 (BU_P9V_AV_P): Likewise.
19173 (BU_P9V_VSX_1): Likewise.
19174 (BU_P9V_OVERLOAD_1): Likewise.
19175 (BU_P9V_OVERLOAD_2): Likewise.
19176 (BU_P9V_OVERLOAD_3): Likewise.
19177 (VCTZB): Add vector count trailing zeros support.
19181 (VPRTYBD): Add vector parity support.
19182 (VPRTYBQ): Likewise.
19183 (VPRTYBW): Likewise.
19184 (VCTZ): Add overloaded vector count trailing zeros support.
19185 (VPRTYB): Add overloaded vector parity support.
19186 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19187 overloaded vector count trailing zeros and parity instructions.
19188 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
19189 vector parity support.
19190 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
19191 trailing zeros support.
19192 (vec_cntlz): Likewise.
19193 (vec_vctzb): Likewise.
19194 (vec_vctzd): Likewise.
19195 (vec_vctzh): Likewise.
19196 (vec_vctzw): Likewise.
19197 (vec_vprtyb): Add ISA 3.0 vector parity support.
19198 (vec_vprtybd): Likewise.
19199 (vec_vprtybw): Likewise.
19200 (vec_vprtybq): Likewise.
19201 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19202 the ISA 3.0 vector count trailing zeros and vector parity built-in
19205 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19207 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
19208 when there is stmt_to_insert.
19210 2016-05-24 Martin Sebor <msebor@redhat.com>
19213 * tree.h (complete_or_array_type_p): New inline function.
19215 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19217 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
19218 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
19219 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
19221 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
19222 Limit 1st alternative to noavx isa, split 2nd alternative into one
19223 noavx and one avx alternative, use *x and Bm in the former and
19224 x and m in the latter.
19226 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
19227 of sse4 for the first alternative, drop %v from the template
19228 and d operand modifier. Split second alternative into one sse4_noavx
19229 and one avx alternative, use *x instead of *v in the former and v
19230 instead of *v in the latter.
19231 (*sse4_1_extractps): Use noavx isa instead of * for the first
19232 alternative, drop %v from the template. Split second alternative into
19233 one noavx and one avx alternative, use *x instead of *v in the
19234 former and v instead of *v in the latter.
19235 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
19236 with noavx and the last one with avx.
19237 (sse4_1_phminposuw): Guard first alternative with noavx isa,
19238 split the second one into one noavx and one avx alternative,
19239 use *x and Bm in the former and x and m in the latter one.
19240 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
19243 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
19244 first two alternatives to noavx, use *x instead of *v in the second
19245 one, add avx alternative without *.
19246 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
19247 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
19248 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
19250 2016-05-24 Jeff Law <law@redhat.com>
19252 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
19253 New function, extracted from...
19254 (fsm_find_control_statement_thread_paths): Here. Use the new function.
19255 Allow simple copies and constant initializations in the SSA chain.
19257 2016-05-24 Marek Polacek <polacek@redhat.com>
19260 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
19263 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19266 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
19267 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
19268 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
19269 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
19270 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
19272 2016-05-24 Richard Biener <rguenther@suse.de>
19274 PR tree-optimization/71240
19275 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
19278 2016-05-24 Richard Biener <rguenther@suse.de>
19280 PR tree-optimization/71230
19281 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
19283 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19285 * tree-vectorizer.h (vectorizable_comparison): Delete.
19286 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
19287 PURE_SLP_STMT check.
19288 * tree-vect-stmts.c (vectorizable_call): Likewise.
19289 (vectorizable_simd_clone_call): Likewise.
19290 (vectorizable_conversion): Likewise.
19291 (vectorizable_assignment): Likewise.
19292 (vectorizable_shift): Likewise.
19293 (vectorizable_operation): Likewise.
19294 (vectorizable_load): Likewise.
19295 (vectorizable_condition): Likewise.
19296 (vectorizable_store): Likewise. Assert that we don't have
19298 (vectorizable_comparison): Make static. Remove redundant
19299 PURE_SLP_STMT check.
19300 (vect_transform_stmt): Assert that we always have an slp_node
19303 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19305 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
19306 operands[2] against 1 with comparison against CONST1_RTX.
19307 (<shift>di3_neon): Likewise.
19308 * config/arm/predicates.md (const0_operand): Replace with comparison
19309 against CONST0_RTX.
19311 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19313 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
19314 operands[2] against 1 with comparison against CONST1_RTX.
19315 (ashrdi3): Likewise.
19316 (lshrdi3): Likewise.
19317 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
19319 (ashrsi3): Likewise.
19320 (lshrsi3): Likewise.
19321 (rotrsi3): Likewise.
19322 (define_split above *compareqi_eq0): Likewise.
19323 (define_split above "prologue"): Likewise.
19324 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
19325 * config/arm/predicates.md (shift_operator): Likewise.
19326 (shift_nomul_operator): Likewise.
19327 (sat_shift_operator): Likewise.
19328 (thumb1_cmp_operand): Likewise.
19329 (const_neon_scalar_shift_amount_operand): Replace manual range
19330 check with IN_RANGE.
19331 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
19332 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
19334 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19336 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
19337 with HOST_WIDE_INT_1.
19339 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
19340 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
19341 (arm_canonicalize_comparison): Likewise.
19342 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
19344 (thumb1_size_rtx_costs): Likewise.
19345 (vfp_const_double_index): Replace cast of 1 to unsigned
19346 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19347 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
19349 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
19350 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19351 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
19352 HOST_WIDE_INT with HOST_WIDE_INT_1.
19354 2016-05-24 Marek Polacek <polacek@redhat.com>
19356 * tree-cfg.h (should_remove_lhs_p): New predicate.
19357 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
19358 * gimplify.c (gimplify_modify_expr): Likewise.
19359 * tree-cfg.c (verify_gimple_call): Likewise.
19360 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
19361 * gimple-fold.c: Include "tree-cfg.h".
19362 (gimple_fold_call): Use should_remove_lhs_p.
19364 2016-05-24 Richard Biener <rguenther@suse.de>
19366 PR tree-optimization/71253
19367 * cfganal.h (control_dependences): Make robust against edge
19369 (control_dependences::control_dependences): Remove edge_list argument.
19370 (control_dependences::get_edge): Remove.
19371 (control_dependences::get_edge_src): Add.
19372 (control_dependences::get_edge_dest): Likewise.
19373 (control_dependences::m_el): Make a vector of edge src/dest index.
19374 * cfganal.c (control_dependences::find_control_dependence): Adjust.
19375 (control_dependences::control_dependences): Likewise.
19376 (control_dependences::~control_dependence): Likewise.
19377 (control_dependences::get_edge): Remove.
19378 (control_dependences::get_edge_src): Add.
19379 (control_dependences::get_edge_dest): Likewise.
19380 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
19382 (perform_tree_ssa_dce): Adjust.
19383 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
19385 (pass_loop_distribution::execute): Adjust. Do loop destroying
19386 conditional on changed.
19388 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19391 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
19392 return. Reindent transformation comment and mention the ARM state
19395 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19397 PR middle-end/71252
19398 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
19399 after build_and_add_sum creates new use stmt.
19401 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19403 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
19404 load_lanes/grouped_load classification comes first. Don't check
19405 whether the vectorization factor is a multiple of the group size
19408 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19410 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
19411 GROUP_GAP for single-element interleaving.
19412 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
19415 2016-05-24 Richard Biener <rguenther@suse.de>
19417 PR middle-end/70434
19419 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
19420 bases which are accessed with non-invariant indices.
19421 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
19422 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
19424 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19426 PR middle-end/71170
19427 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
19428 (add_to_ops_vec): Add stmt_to_insert.
19429 (add_repeat_to_ops_vec): Init stmt_to_insert.
19430 (insert_stmt_before_use): New.
19431 (transform_add_to_multiply): Remove mult_stmt insertion and add it
19433 (get_ops): Init stmt_to_insert.
19434 (maybe_optimize_range_tests): Likewise.
19435 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
19436 (rewrite_expr_tree_parallel): Likewise.
19437 (reassociate_bb): Likewise.
19439 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19442 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
19443 ISA 3.0 xxperm fusion alternative.
19444 (altivec_vperm_v8hiv16qi): Likewise.
19445 (altivec_vperm_<mode>_uns_internal): Likewise.
19446 (vperm_v8hiv4si): Likewise.
19447 (vperm_v16qiv8hi): Likewise.
19449 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19450 Kelvin Nilsen <kelvin@gcc.gnu.org>
19452 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
19453 vpermr/xxpermr on ISA 3.0.
19454 (altivec_expand_vec_perm_le): Likewise.
19455 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
19456 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
19459 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
19461 * config/i386/i386.h (IS_STACK_MODE): Enable for
19462 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
19463 SSE_FLOAT_MODE_P macros.
19464 * config/i386/i386.c (ix86_preferred_reload_class): Use
19465 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
19466 Cleanup regclass processing for CONST_DOUBLE_P.
19467 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
19468 (ix86_rtx_costs): Remove redundant TARGET_80387 check
19469 with IS_STACK_MODE macro.
19470 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
19472 (*movdf_internal): Use IS_STACK_MODE macro.
19473 (*movsf_internal): Ditto.
19475 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
19477 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
19478 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
19480 2016-05-23 Jeff Law <law@redhat.com>
19482 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
19484 (fsm_find_control_statement_thread_paths): Call it.
19486 2016-05-23 Martin Jambor <mjambor@suse.cz>
19489 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
19490 from_global_constant if t is not NULL.
19492 2016-05-23 Marek Polacek <polacek@redhat.com>
19495 * common.opt (Wswitch-unreachable): New option.
19496 * doc/invoke.texi: Document -Wswitch-unreachable.
19497 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
19500 2016-05-23 Bin Cheng <bin.cheng@arm.com>
19502 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
19503 TMR_INDEX is non-NULL.
19505 2016-05-23 Richard Biener <rguenther@suse.de>
19507 PR tree-optimization/71230
19508 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
19509 (try_special_add_to_ops): ... here. Always test for single-use.
19511 2016-05-23 Martin Jambor <mjambor@suse.cz>
19513 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
19514 default block if a PHI node in the original one would be resized.
19516 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19518 PR tree-optimization/58135
19519 * tree-vect-slp.c: When group size is not multiple
19520 of vector size, allow splitting of store group at
19523 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
19525 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
19527 2016-05-22 Jakub Jelinek <jakub@redhat.com>
19529 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19530 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
19531 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
19534 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
19535 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
19536 v constraint instead of x and vinserti32x4 insn.
19538 * config/i386/sse.md (i128vldq): New mode iterator.
19539 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
19540 avx512dq and avx512vl alternatives.
19542 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
19543 constraint, use maybe_evex prefix instead of vex.
19544 (vec_dupv4sf): Use v constraint instead of x for output
19545 operand except for noavx alternative, use Yv constraint
19546 instead of x for input. Use maybe_evex prefix instead of vex.
19547 (*vec_dupv4si): Likewise.
19548 (*vec_dupv2di): Likewise.
19550 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
19552 PR middle-end/40921
19553 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
19554 (linearize_expr_tree): Call try_special_add_to_ops.
19555 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
19557 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19559 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
19560 to computed stack_usage.
19562 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19565 * config/avr/avr.md (define_expand "mov<mode>"): If the source
19566 operand is subreg (symbol_ref) then move the symbol ref to register.
19568 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
19570 * tree.c (array_at_struct_end_p): Look through MEM_REF.
19572 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
19574 PR middle-end/71179
19575 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
19578 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
19580 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
19581 ranges by calling get_single_symbol and tidy up. Look more closely
19582 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
19584 2016-05-20 Jeff Law <law@redhat.com>
19586 * bitmap.c (bitmap_find_bit): Remove useless test.
19588 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
19590 * function.c (thread_prologue_and_epilogue_insns): Commit the
19591 insertion of the epilogue.
19593 2016-05-20 Martin Jambor <mjambor@suse.cz>
19595 PR tree-optimization/70884
19596 * tree-sra.c (initialize_constant_pool_replacements): Do not check
19597 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
19598 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
19599 of constant pool data as a reason for scalarization.
19601 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
19603 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
19604 for naked functions.
19605 (thumb1_expand_prologue): Likewise.
19607 2016-05-20 Nathan Sidwell <nathan@acm.org>
19609 * config/nvptx/nptx.c (nvptx_option_override): Only set
19610 flag_toplevel_reorder, if not explicitly specified. Set
19611 flag_no_common, unless explicitly specified.
19613 2016-05-20 David Malcolm <dmalcolm@redhat.com>
19615 * calls.c (can_implement_as_sibling_call_p): Mark param
19616 reg_parm_stack_space with ATTRIBUTE_UNUSED.
19618 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
19620 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
19621 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
19622 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
19624 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
19625 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
19626 and CASE_CONST_ANY.
19628 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
19630 * config/nvptx/nvptx.md (sincossf3): New pattern.
19632 2016-05-20 David Malcolm <dmalcolm@redhat.com>
19634 * calls.c (maybe_complain_about_tail_call): New function.
19635 (initialize_argument_information): Call
19636 maybe_complain_about_tail_call when clearing *may_tailcall.
19637 (can_implement_as_sibling_call_p): Call
19638 maybe_complain_about_tail_call when returning false.
19639 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
19640 ensure try_tail_call is set. Call maybe_complain_about_tail_call
19641 if tail-call optimization fails.
19642 * cfgexpand.c (expand_call_stmt): Initialize
19643 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
19644 * gimple-pretty-print.c (dump_gimple_call): Dump
19645 gimple_call_must_tail_p.
19646 * gimple.c (gimple_build_call_from_tree): Call
19647 gimple_call_set_must_tail with the value of
19648 CALL_EXPR_MUST_TAIL_CALL.
19649 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
19650 (gimple_call_set_must_tail): New function.
19651 (gimple_call_must_tail_p): New function.
19652 * print-tree.c (print_node): Update printing of TREE_STATIC
19653 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
19654 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
19655 trailing comment listing applicable flags.
19656 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
19658 2016-05-20 David Malcolm <dmalcolm@redhat.com>
19660 * calls.c (expand_call): Move "Rest of purposes for tail call
19661 optimizations to fail" to...
19662 (can_implement_as_sibling_call_p): ...this new function, and
19663 split into multiple "if" statements.
19665 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
19667 * cfgloop.h (expected_loop_iterations_unbounded,
19668 expected_loop_iterations): Unconstify.
19669 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
19670 profile with known upper bound; return 3 when profile is absent.
19671 (expected_loop_iterations): Update.
19673 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
19675 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
19676 and get_max_loop_iterations_int.
19678 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
19680 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
19681 realistic upper bounds here.
19683 2016-05-20 Jakub Jelinek <jakub@redhat.com>
19686 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
19687 calls if the LHS is variable length or has addressable type.
19688 If targets[0]->decl is a noreturn call with void return type and
19689 zero arguments, adjust fntype and remove lhs in that case.
19691 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
19693 PR tree-optimization/71079
19694 PR tree-optimization/71206
19695 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
19697 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19699 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
19700 (get_vec_alignment_for_array_decl): Likewise.
19701 (get_vec_alignment_for_record_decl): Likewise.
19702 (increase_alignment::execute): Move code to find alignment to
19703 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
19704 (type_align_map): New hash_map.
19706 2016-05-20 Richard Guenther <rguenther@suse.de>
19708 PR tree-optimization/29756
19709 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
19710 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
19711 * fold-const.c (operand_equal_p): Likewise.
19712 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
19713 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
19714 * tree-inline.c (estimate_operator_cost): Likewise.
19715 * tree-pretty-print.c (dump_generic_node): Likewise.
19716 * tree-ssa-operands.c (get_expr_operands): Likewise.
19717 * cfgexpand.c (expand_debug_expr): Likewise.
19718 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
19719 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
19720 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
19721 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
19722 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
19723 (execute_update_addresses_taken): Do it.
19725 2016-05-20 Richard Biener <rguenther@suse.de>
19727 PR tree-optimization/71185
19728 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
19729 register operations.
19731 2016-05-20 Richard Biener <rguenther@suse.de>
19733 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
19734 gimple_seq_add_seq_without_update.
19735 (release_bb_predicate): Assert we have no operands to free.
19736 (if_convertible_loop_p_1): Calculate post dominators later.
19737 Do not free BB predicates here.
19738 (combine_blocks): Do not recompute BB predicates.
19739 (version_loop_for_if_conversion): Save BB predicates around
19742 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
19744 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
19745 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
19746 code. Ignore sibcalls on EDGE_IGNORE edges.
19747 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
19748 on edges for sibcalls that run without prologue. The rest of the
19749 function is combined from...
19750 (fix_fake_fallthrough_edge): ... this, and ...
19751 (try_shrink_wrapping): ... a part of this. Remove the bb_with
19752 function argument, make it a local variable.
19754 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
19756 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
19757 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
19758 for 32-bit mode and SEH for 64-bit.
19759 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
19760 TARGET_64BIT_DEFAULT.
19762 2016-05-19 Ryan Burn <contact@rnburn.com>
19764 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
19765 * gengtype.c (open_base_files): Add cilk.h to ifiles.
19767 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
19769 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
19770 force pending loads from memory.
19772 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
19774 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
19775 (UNSPEC_DARN_32): New unspec constant.
19776 (UNSPEC_DARN_RAW): New unspec constant.
19777 (darn_32): New instruction.
19778 (darn_raw): New instruction.
19779 (darn): New instruction.
19780 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
19781 support and documentation for this macro.
19782 (BU_P9_MISC_1): New macro definition.
19783 (BU_P9_64BIT_MISC_0): New macro definition.
19784 (BU_P9_MISC_0): New macro definition.
19785 (darn_32): New builtin definition.
19786 (darn_raw): New builtin definition.
19787 (darn): New builtin definition.
19788 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
19789 RS6000_BUILTIN_0 directives to surround each occurrence of
19790 #include "rs6000-builtin.def".
19791 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
19792 RS6000_BTM_64BIT flags to the returned mask, depending on
19794 (def_builtin): Correct an error in the assignments made to the
19795 debugging variable attr_string.
19796 (rs6000_expand_builtin): Add support for no-operand built-in
19798 (builtin_function_type): Remove fatal_error assertion that is no
19800 (rs6000_common_init_builtins): Add support for no-operand built-in
19802 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
19804 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
19806 (RS6000_BTM_64BIT): New macro definition.
19807 * doc/extend.texi: Document __builtin_darn (void),
19808 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
19811 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
19813 * tree-vect-loop.c (vect_analyze_loop_2): Use also
19814 max_loop_iterations_int.
19816 2016-05-19 Marek Polacek <polacek@redhat.com>
19818 PR tree-optimization/71031
19819 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
19820 condition and adjust the code a bit.
19822 2016-05-19 Martin Liska <mliska@suse.cz>
19824 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
19825 auto_vec instead of vec.
19827 2016-05-19 Martin Liska <mliska@suse.cz>
19829 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
19831 2016-05-19 Martin Liska <mliska@suse.cz>
19833 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
19835 2016-05-19 Martin Liska <mliska@suse.cz>
19837 * ipa-pure-const.c (set_function_state): Remove an existing
19839 (remove_node_data): Do not free it as it's released
19840 in set_function_state.
19842 2016-05-19 Martin Liska <mliska@suse.cz>
19844 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
19847 2016-05-19 Martin Liska <mliska@suse.cz>
19849 * omp-simd-clone.c (simd_clone_adjust): Release vector.
19851 2016-05-19 Martin Liska <mliska@suse.cz>
19853 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
19854 an auto_vec instead of re-creating it.
19856 2016-05-19 Martin Liska <mliska@suse.cz>
19858 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
19859 auto_vec instead of vec.
19861 2016-05-19 Martin Liska <mliska@suse.cz>
19863 * lto-section-in.c (lto_get_section_data): Call
19864 lto_check_version with additional argument.
19865 * lto-streamer.c (lto_check_version): Add new argument.
19866 * lto-streamer.h (lto_check_version): Likewise.
19868 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19870 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
19871 Don't add cost of inner memory when handling sign-extended loads.
19873 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
19875 PR rtl-optimization/71148
19876 * cse.c (cse_main): Free dominance info.
19877 (rest_of_handle_cse): Don't free dominance info.
19878 (rest_of_handle_cse2): Likewise.
19879 (rest_of_handle_cse_after_global_opts): Likewise.
19881 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19884 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
19885 NULL_TREE early if NEON is not available. Remove now redundant check
19886 in ARM_CHECK_BUILTIN_MODE.
19888 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
19891 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
19892 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
19893 * doc/cpp.texi: Document new macros.
19895 2016-05-19 Bin Cheng <bin.cheng@arm.com>
19897 PR tree-optimization/69848
19898 * tree-vect-loop.c (vectorizable_reduction): Don't factor
19899 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
19901 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
19903 * function.c (thread_prologue_and_epilogue_insn): Move the
19904 "goto epilogue_done" one block later.
19906 2016-05-19 Richard Biener <rguenther@suse.de>
19908 PR tree-optimization/70729
19909 * passes.def: Move LIM pass before PRE. Remove no longer
19910 required copyprop and move first DCE out of the loop pipeline.
19912 2016-05-18 David Malcolm <dmalcolm@redhat.com>
19915 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
19916 (OBJS-libcommon-target): ...here.
19917 * opts-common.c: Include spellcheck.h.
19918 (cmdline_handle_error): Build a vec of valid options and use it
19919 to suggest provide hints for misspelled arguments.
19921 2016-05-18 Jakub Jelinek <jakub@redhat.com>
19924 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
19925 lhs if it has TREE_ADDRESSABLE type.
19927 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
19930 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
19931 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
19933 2016-05-18 Martin Jambor <mjambor@suse.cz>
19936 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
19937 input for NOP_EXPR pass-through functions.
19938 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
19939 aggregate global constant VAR_DECLs in constant jump functions.
19941 2016-05-18 Martin Jambor <mjambor@suse.cz>
19944 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
19945 from TREE_READONLY parameters.
19947 2016-05-18 Martin Jambor <mjambor@suse.cz>
19950 * cgraph.h (cgraph_indirect_call_info): New field
19951 guaranteed_unmodified.
19952 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
19953 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
19955 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
19956 pass the parameter value to ipa_find_agg_cst_for_param.
19957 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
19958 guaranteed_unmodified, store AA results there instead of bailing out
19960 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
19961 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
19962 (find_constructor_constant_at_offset): New function.
19963 (ipa_find_agg_cst_from_init): Likewise.
19964 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
19965 static initializers of contants, report back through a new paameter
19966 from_global_constant if that was the case.
19967 (try_make_edge_direct_simple_call): Also pass parameter value to
19968 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
19970 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
19971 (ipa_read_indirect_edge_info): Likewise.
19972 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
19973 (ipa_load_from_parm_agg): Likewise.
19975 2016-05-18 Jiong Wang <jiong.wang@arm.com>
19977 PR rtl-optimization/71150
19978 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
19981 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
19984 * config/rs6000/constraints.md (wE constraint): New constraint
19985 for a vector constant that can be loaded with XXSPLTIB.
19986 (wM constraint): New constraint for a vector constant of a 1's.
19987 (wS constraint): New constraint for a vector constant that can be
19988 loaded with XXSPLTIB and a vector sign extend instruction.
19989 * config/rs6000/predicates.md (xxspltib_constant_split): New
19990 predicates for wE/wS constraints.
19991 (xxspltib_constant_nosplit): Likewise.
19992 (easy_vector_constant): Add support for constants that can be
19993 loaded via XXSPLTIB.
19994 (all_ones_constant): New predicate for vector constant with all
19996 (splat_input_operand): Add support for ISA 3.0 word splat operations.
19997 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
19998 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
19999 instruction and possibly with a sign extension.
20000 (output_vec_const_move): Add support for XXSPLTIB. If we are
20001 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
20002 instead of XXLXOR/XXLORC.
20003 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
20005 (rs6000_legitimize_reload_address): Likewise.
20006 (rs6000_output_move_128bit): Use output_vec_const_move to emit
20008 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
20009 combine VSX_M and VSX_M2 into one iterator.
20010 (VSX_M2): Likewise.
20011 (VSINT_84): New iterators for loading constants with XXSPLTIB.
20012 (VSINT_842): Likewise.
20013 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
20014 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
20015 XXSPLTIB instruction.
20016 (xxspltib_<mode>_nosplit): Likewise.
20017 (xxspltib_<mode>_split): New insn to load up constants with
20018 XXSPLTIB and a sign extend instruction.
20019 (vsx_mov<mode>): Replace single move that handled all vector types
20020 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
20021 moves (when -mvsx-timode is in effect) into the main vector
20022 moves. Eliminate separate moves for <VSr> <VSa>, where the
20023 preferred register class (<VSr>) is listed first, and the
20024 secondary register class (<VSa>) is listed second with a '?' to
20025 discourage use. Prefer loading 0/-1 in any VSX register for ISA
20026 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
20027 that if the register was involved in a slow operation, the
20028 clear/set operation does not wait for the slow operation to
20029 finish. Adjust the length attributes for 32-bit mode. Use
20030 rs6000_output_move_128bit and drop the use of the string
20031 instructions for 32-bit movti when -mvsx-timode is in effect. Use
20032 spacing so that the alternatives and attributes don't generate
20033 long lines, and put things in columns, so that it is easier to
20034 match up the operands and attributes with the insn alternatives.
20035 (vsx_mov<mode>_64bit): Likewise.
20036 (vsx_mov<mode>_32bit): Likewise.
20037 (vsx_movti_64bit): Fold movti into normal vector moves.
20038 (vsx_movti_32bit): Likewise.
20039 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
20040 splat instructions.
20041 (vsx_splat_v4si_internal): Likewise.
20042 (vsx_splat_v4sf_internal): Likewise.
20043 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
20044 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
20045 extend vector elements.
20046 (vsx_sign_extend_hi_<mode>): Likewise.
20047 (vsx_sign_extend_si_v2di): Likewise.
20048 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
20050 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
20051 constraints. Add trailing period to wL documentation.
20053 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
20055 PR middle-end/71020
20056 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
20057 * tree-dfa.c (replace_abnormal_ssa_names): New function.
20058 * tree-call-cdce.c: Include tree-dfa.h.
20059 (can_guard_call_p): New function, extracted from...
20060 (can_use_internal_fn): ...here.
20061 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
20063 (shrink_wrap_one_built_in_call): Likewise.
20064 (use_internal_fn): Likewise.
20065 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
20066 and return void. Call replace_abnormal_ssa_names.
20067 (pass_call_cdce::execute): Check can_guard_call_p during the
20068 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
20069 will always change something.
20071 2016-05-18 Martin Jambor <mjambor@suse.cz>
20074 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
20075 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
20077 2016-05-18 Martin Jambor <mjambor@suse.cz>
20080 * ipa-inline.h (condition): New field size.
20081 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
20082 for comaprison and store it into the new condition.
20083 (evaluate_conditions_for_known_args): Use condition size to check
20084 access sizes for all but CHANGED conditions.
20085 (unmodified_parm_1): New parameter size_p, store access size into it.
20086 (unmodified_parm): Likewise.
20087 (unmodified_parm_or_parm_agg_item): Likewise.
20088 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
20089 (set_cond_stmt_execution_predicate): Extract access sizes and store
20090 them to conditions.
20091 (set_switch_stmt_execution_predicate): Likewise.
20092 (will_be_nonconstant_expr_predicate): Likewise.
20093 (will_be_nonconstant_predicate): Likewise.
20094 (inline_read_section): Stream condition size.
20095 (inline_write_summary): Likewise.
20097 2016-05-18 Richard Biener <rguenther@suse.de>
20099 * tree-ssa-loop-im.c (determine_max_movement): Properly add
20100 condition cost to PHI cost instead of total_cost.
20102 2016-05-18 Martin Liska <mliska@suse.cz>
20105 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
20108 2016-05-18 Richard Biener <rguenther@suse.de>
20110 * lto-streamer.h (LTO_major_version): Bump to 6.
20112 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20114 * function.c (make_split_prologue_seq, make_prologue_seq,
20115 make_epilogue_seq): New functions, factored out from...
20116 (thread_prologue_and_epilogue_insns): Here.
20118 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20120 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
20121 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
20122 of before. Add a comment.
20124 2016-05-18 Bin Cheng <bin.cheng@arm.com>
20126 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
20127 expression pointer, not pointer to the pointer.
20129 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20131 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
20132 (avx2_pbroadcast<mode>): Add another alternative with v instead
20133 of x constraints in it, using <pbroadcast_evex_isa> isa.
20134 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
20136 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
20137 constraint x instead of v in second alternative, add avx512bw
20140 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
20141 constraint x instead of v in second alternative, add avx512bw
20144 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
20145 constraint x instead of v in second alternative, add avx512bw
20148 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
20149 avx512bw alternative.
20151 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20153 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
20154 array to 128 chars.
20155 (define_insn "*andnottf3"): Ditto.
20156 (define_insn "*<code><mode>3"/any_logic): Ditto.
20157 (define_insn "*<code>tf3"/any_logic): Ditto.
20158 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
20159 operand to block AVX-512VL insn variant emit when it is not enabled.
20161 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20163 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
20164 constraint fot SF mode.
20166 2016-05-18 Petr Murzin <petr.murzin@intel.com>
20167 Kirill Yukhin <kirill.yukhin@intel.com>
20169 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
20171 (define_insn "rsqrt14<mode>"): Ditto.
20172 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
20173 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
20174 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
20175 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
20176 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
20178 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
20179 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
20180 * config/i386/i386.c (ix86_print_operand): Expand check for size
20181 override codes for Intel syntax.
20183 2016-05-18 Richard Biener <rguenther@suse.de>
20185 PR tree-optimization/71168
20186 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
20187 initialization earlier.
20189 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
20191 * config/aarch64/aarch64-simd.md
20192 (aarch64_reduc_plus_internal<mode>): Rename to...
20193 (reduc_plus_scal): ...This, and remove previous implementation.
20195 2016-05-18 Richard Biener <rguenther@suse.de>
20197 * passes.def: Put late dse and cd_dce in canonical order.
20199 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
20201 * ipa-inline-transform.c (preserve_function_body_p): Look for
20202 first non-thunk clone.
20203 (save_function_body): Save into first non-thunk.
20204 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
20206 (lto_output_node): Inline thunks don't need body in every
20208 * lto-streamer-in.c: Do not fixup thunk clones.
20209 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
20211 * tree-inline.c (copy_bb): Be prepared for target node to be new after
20214 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20216 PR middle-end/63586
20217 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
20218 (reassociate_bb): Call transform_add_to_multiply.
20220 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20222 * config/aarch64/aarch64.c (all_extensions): Removed unused
20225 2016-05-17 Nathan Sidwell <nathan@acm.org>
20227 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
20228 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
20230 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
20232 PR tree-optimization/54579
20233 PR middle-end/55299
20234 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
20236 2016-05-17 Marek Polacek <polacek@redhat.com>
20239 * tree-inline.c (expand_call_inline): Call
20240 maybe_remove_unused_call_args.
20242 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
20244 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
20245 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
20246 * doc/md.texi (fmin@var{m}3): Likewise.
20248 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20250 * match.pd (X & C): New transformation.
20252 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20254 * match.pd (~X & Y): New transformation.
20256 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20258 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
20259 information for new SSA_NAME.
20260 (simplify_conversion_using_ranges): Get range through get_range_info
20261 instead of get_value_range.
20263 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20265 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
20266 Remove inline assembly.
20267 (vmvn_s16): Likewise.
20268 (vmvn_s32): Likewise.
20269 (vmvn_u8): Likewise.
20270 (vmvn_u16): Likewise.
20271 (vmvn_u32): Likewise.
20272 (vmvnq_s8): Likewise.
20273 (vmvnq_s16): Likewise.
20274 (vmvnq_s32): Likewise.
20275 (vmvnq_u8): Likewise.
20276 (vmvnq_u16): Likewise.
20277 (vmvnq_u32): Likewise.
20278 (vmvn_p8): Likewise.
20279 (vmvnq_p16): Likewise.
20281 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20283 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
20285 (vmul_n_s16): Likewise.
20286 (vmul_n_s32): Likewise.
20287 (vmul_n_u16): Likewise.
20288 (vmul_n_u32): Likewise.
20289 (vmulq_n_f32): Likewise.
20290 (vmulq_n_f64): Likewise.
20291 (vmulq_n_s16): Likewise.
20292 (vmulq_n_s32): Likewise.
20293 (vmulq_n_u16): Likewise.
20294 (vmulq_n_u32): Likewise.
20296 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20298 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
20299 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
20301 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20303 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
20304 to *aarch64_fma4_elt_from_dup<mode>.
20305 (*aarch64_fnma4_elt_to_128df): Rename to
20306 *aarch64_fnma4_elt_from_dup<mode>.
20307 * config/aarch64/arm_neon.h (vfma_n_f64): New.
20308 (vfms_n_f32): Likewise.
20309 (vfms_n_f64): Likewise.
20310 (vfmsq_n_f32): Likewise.
20311 (vfmsq_n_f64): Likewise.
20313 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
20315 * wide-int.h: Change fixed_wide_int_storage from class to struct.
20317 2016-05-17 Richard Biener <rguenther@suse.de>
20319 PR tree-optimization/71132
20320 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
20321 Only add control dependences for blocks in the loop.
20322 (build_rdg): Adjust.
20323 (generate_code_for_partition): Return whether loop should
20324 be destroyed and delay that.
20325 (distribute_loop): Likewise.
20326 (pass_loop_distribution::execute): Record loops to be destroyed
20327 and perform delayed destroying of loops.
20329 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20332 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
20334 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20336 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
20338 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
20341 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
20342 insertion point for instructions generated by validize_mem.
20344 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20346 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
20349 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20351 * config/aarch64/aarch64.c
20352 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
20353 rather than a macro.
20355 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20357 * doc/invoke.texi (AArch64 Options): Various updates.
20359 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20361 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
20362 into instrumentation thunks.
20363 * cif-code.def (CIF_CHKP): New.
20365 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
20367 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
20369 2016-05-16 Martin Jambor <mjambor@suse.cz>
20371 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
20372 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
20374 2016-05-16 Marek Polacek <polacek@redhat.com>
20376 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
20379 2016-05-16 Martin Jambor <mjambor@suse.cz>
20382 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
20383 the outlined kernel function.
20385 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
20387 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
20388 (ISA_HAS_DLSA): Ditto.
20390 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
20392 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
20394 2016-05-16 Nathan Sidwell <nathan@acm.org>
20396 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
20397 (nvptx_name_replacement): Restore. Add comment.
20398 (write_fn_proto, write_fn_proto_from_insn,
20399 nvptx_output_call_insn): Restore
20400 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
20402 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20404 * config/aarch64/aarch64.md
20405 (add<mode>3_compareC_cconly_imm): Remove use of %w.
20406 (add<mode>3_compareC_imm): Likewise.
20407 (<optab>si3_uxtw): Split into register and immediate variants.
20408 (andsi3_compare0_uxtw): Likewise.
20409 (and<mode>3_compare0): Likewise.
20410 (and<mode>3nr_compare0): Likewise.
20411 (stack_protect_test_<mode>): Don't use %x for memory operands.
20413 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
20415 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
20417 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20419 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
20420 Split integer shifts into shift_reg and bfm.
20421 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
20422 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
20423 (ror<mode>3_insn): Likewise.
20424 (<optab>si3_insn_uxtw): Likewise.
20425 (<optab><mode>3_insn): Change to rotate_imm.
20426 (extr<mode>5_insn_alt): Likewise.
20427 (extrsi5_insn_uxtw): Likewise.
20428 (extrsi5_insn_uxtw_alt): Likewise.
20430 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20432 * doc/tm.texi: Regenerate.
20433 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
20434 (TARGET_INVALID_RETURN_TYPE): Remove.
20435 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
20436 TARGET_INVALID_RETURN_TYPE.
20437 * target.def (invalid_parameter_type): Remove.
20438 (invalid_return_type): Remove.
20440 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20442 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
20443 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
20445 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
20447 (preserve_function_body_p): No need to preserve function body
20448 * cif-codes.def (CIF_THUNK): Remove.
20449 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
20451 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20453 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
20455 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20457 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
20460 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20462 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
20463 (inline_small_functions): Do not look for function symbol when
20466 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20468 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
20471 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20472 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20473 Jiong Wang <jiong.wang@arm.com>
20475 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
20476 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
20477 Define __ARM_FP16_ARGS when appropriate.
20478 * config/arm/arm.c (arm_invalid_parameter_type): Remove
20480 (arm_invalid_return_type): Likewise.
20481 (TARGET_INVALID_PARAMETER_TYPE): Remove.
20482 (TARGET_INVALID_RETURN_TYPE): Remove.
20483 (aapcs_vfp_sub_candidate): Allow HFmode.
20484 (aapcs_vfp_allocate): Add comment. Support HFmode.
20485 (aapcs_vfp_allocate_return_reg): Likewise.
20486 (struct aapcs_cp_arg_layout): Slightly reword comments for
20487 is_return_candidate and allocate_return_reg.
20488 (output_mov_vfp): Update assert.
20489 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
20491 (arm_invalid_parameter_type): Remove.
20492 (amr_invalid_return_type): Remove.
20493 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
20494 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
20495 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
20497 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20499 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
20500 * config/aarch64/arch64-protos.h
20501 (aarch64_legitimize_reload_address): Remove.
20502 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
20505 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
20507 * configure.ac: Add ACX_NONCANONICAL_HOST.
20508 * configure: Regenerate.
20509 * Makefile.in: Set host_noncanonical.
20511 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
20514 * config/i386/i386.md (*movtf_internal): Before register allocation,
20515 do not allow FP constants for CM_MEDIUM memory model, allow only
20516 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
20517 (*movxf_internal): Ditto.
20518 (*movdf_internal): Ditto.
20519 (*movsf_internal): Ditto.
20521 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
20523 PR rtl-optimization/67483
20524 * combine.c (make_compound_operation): Don't call extract_left_shift
20525 with negative shift amounts.
20527 2016-05-13 Jakub Jelinek <jakub@redhat.com>
20530 * fold-const.c (fold_checksum_tree): Allow modification
20531 of TYPE_ALIAS_SET during folding.
20533 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
20534 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
20535 (ix86_split_to_parts): Likewise. Fix up formatting.
20537 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
20539 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
20540 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
20543 2016-05-13 Nathan Sidwell <nathan@acm.org>
20545 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
20546 (nvptx_name_replacement): Delete.
20547 (write_fn_proto, write_fn_proto_from_insn,
20548 nvptx_output_call_insn): Remove nvptx_name_replacement call.
20549 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
20550 * langhooks.c (add_builtin_funcction_common): Call
20551 targetm.mangle_decl_assembler_name.
20553 * config/nvptx/nvptx.c (write_fn_proto): Handle
20554 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
20556 2016-05-13 Martin Liska <mliska@suse.cz>
20558 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
20559 and PRIu64 in printf format.
20561 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20563 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
20566 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20568 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
20569 Change --param max-completely-peeled-times to
20570 --param max-completely-peel-times in dump file printing.
20572 2016-05-13 Richard Biener <rguenther@suse.de>
20574 PR tree-optimization/42587
20575 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
20576 (find_bswap_or_nop_1): Likewise.
20577 (bswap_replace): Likewise.
20579 2016-05-13 Martin Liska <mliska@suse.cz>
20581 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
20582 Initialize a variable with default value.
20584 2016-05-13 Martin Liska <mliska@suse.cz>
20586 * doc/invoke.texi: Enhance explanation of error recovery
20589 2016-05-13 Martin Liska <mliska@suse.cz>
20591 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
20592 (struct cost_pair): Change inv_expr_id (int) to inv_expr
20593 (iv_inv_expr_ent *).
20594 (struct iv_inv_expr_ent): Comment struct fields.
20595 (sort_iv_inv_expr_ent): New function.
20596 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
20597 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
20598 a hash_map between iv_inv_expr_ent and number of usages.
20599 (niter_for_exit): Fix coding style.
20600 (tree_ssa_iv_optimize_init): Use renamed variable.
20601 (determine_base_object): Fix coding style.
20602 (alloc_iv): Likewise.
20603 (find_interesting_uses_outside): Likewise.
20604 (add_candidate_1): Likewise.
20605 (add_standard_iv_candidates): Likewise.
20606 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
20607 (prepare_decl_rtl): Fix coding style.
20608 (get_address_cost): Likewise.
20609 (get_shiftadd_cost): Likewise.
20610 (force_expr_to_var_cost): Likewise.
20611 (compare_aff_trees): Likewise.
20612 (get_expr_id): Restructure the function.
20613 (get_loop_invariant_expr_id): Renamed to
20614 get_loop_invariant_expr.
20615 (get_computation_cost_at): Replace usage of inv_expr_id with
20617 (get_computation_cost): Likewise.
20618 (determine_group_iv_cost_generic): Likewise.
20619 (determine_group_iv_cost_address): Likewise.
20620 (iv_period): Fix coding style.
20621 (iv_elimination_compare_lt): Likewise.
20622 (may_eliminate_iv): Likewise.
20623 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
20625 (determine_group_iv_costs): Dump invariant expressions.
20626 (iv_ca_recount_cost): Use the newly added hash_map.
20627 (iv_ca_set_remove_invariants): Fix coding style.
20628 (iv_ca_set_add_invariants): Fix coding style.
20629 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
20631 (iv_ca_set_cp): Likewise.
20632 (iv_ca_new): Initialize the newly added hash_map and remove
20633 initialization of fields.
20634 (iv_ca_free): Delete the hash_map.
20635 (iv_ca_dump): Dump invariant expressions.
20636 (iv_ca_extend): Fix coding style.
20637 (try_add_cand_for): Likewise.
20638 (create_new_ivs): Dump information about # of avg iterations and
20639 # of used invariant expressions.
20640 (rewrite_use_compare): Fix coding style.
20641 (free_loop_data): Set default value for max_inv_expr_id.
20643 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
20645 * cse.c (rest_of_handle_cse): Use cleanup_cfg
20646 returned value cse_cfg_altered computation.
20647 (rest_of_handle_cse2): Likewise.
20648 (rest_of_handle_cse_after_global_opts): Likewise.
20650 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20653 * config/arm/arm.c (arm32_output_mi_thunk): New.
20654 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
20655 to split Thumb1 vs TARGET_32BIT functionality.
20656 (arm_thumb1_mi_thunk): New.
20658 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20660 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
20663 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20666 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
20668 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
20670 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
20671 (expand_builtin_trap): Emit a regular call.
20672 (set_builtin_user_assembler_name): Remove obsolete cases.
20673 * dse.c (scan_insn): Adjust.
20674 * except.c: Include calls.h.
20675 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
20676 emit a regular call to setjmp.
20677 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
20678 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
20679 (emit_block_move_via_libcall): Delete.
20680 (block_move_fn): Delete.
20681 (init_block_move_fn): Likewise.
20682 (emit_block_move_libcall_fn): Likewise.
20683 (emit_block_op_via_libcall): New function.
20684 (set_storage_via_libcall): Tidy up and use memset builtin.
20685 (block_clear_fn): Delete.
20686 (init_block_clear_fn): Likewise.
20687 (clear_storage_libcall_fn): Likewise.
20688 (expand_assignment): Call emit_block_move_via_libcall.
20689 Do not include gt-expr.h.
20690 * expr.h (emit_block_op_via_libcall): Declare.
20691 (emit_block_copy_via_libcall): New inline function.
20692 (emit_block_move_via_libcall): Likewise.
20693 (emit_block_comp_via_libcall): Likewise.
20694 (block_clear_fn): Delete.
20695 (init_block_move_fn): Likewise.
20696 (init_block_clear_fn): Likewise.
20697 (emit_block_move_via_libcall): Likewise.
20698 (set_storage_via_libcall): Add default parameter value.
20699 * libfuncs.h (enum libfunc_index): Remove obsolete values.
20700 (abort_libfunc): Delete.
20701 (memcpy_libfunc): Likewise.
20702 (memmove_libfunc): Likewise.
20703 (memcmp_libfunc): Likewise.
20704 (memset_libfunc): Likewise.
20705 (setbits_libfunc): Likewise.
20706 (setjmp_libfunc): Likewise.
20707 (longjmp_libfunc): Likewise.
20708 (profile_function_entry_libfunc): Likewise.
20709 (profile_function_exit_libfunc): Likewise.
20710 (gcov_flush_libfunc): Likewise.
20711 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
20712 and DECL_VISIBILITY on the declaration.
20713 (init_optabs): Do not initialize obsolete libfuncs.
20714 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
20715 * tree-core.h (ECF_RET1): Define.
20716 (ECF_TM_PURE): Adjust.
20717 (ECF_TM_BUILTIN): Likewise.
20718 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
20719 (build_common_builtin_nodes): Initialize abort builtin.
20720 Add ECF_RET1 on memcpy, memmove and memset builtins.
20721 Pass final flags for alloca and alloca_with_align builtins.
20722 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
20724 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
20725 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
20726 set_storage_via_libcall and call emit_block_copy_via_libcall.
20728 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
20730 * config/i386/i386.md (*call_got_x32): Change operand 0 to
20731 DImode before it is passed to ix86_output_call_operand.
20732 (*call_value_got_x32): Ditto for operand 1.
20734 2016-05-12 Jiong Wang <jiong.wang@arm.com>
20736 PR rtl-optimization/70904
20737 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
20738 reload for wide mode.
20740 2016-05-12 Marek Polacek <polacek@redhat.com>
20743 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
20744 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
20745 * langhooks.h (incomplete_type_error): Likewise.
20746 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
20747 parameter, pass it down to incomplete_type_error.
20748 * tree.h (size_in_bytes): New inline overload.
20749 (size_in_bytes_loc): Renamed from size_in_bytes.
20751 2016-05-12 Richard Biener <rguenther@suse.de>
20753 PR tree-optimization/71059
20754 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
20755 nary before looking up or entering the expression into the VN
20757 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
20758 Make sure to re-use NARYs without result as inserted by
20761 2016-05-12 Richard Biener <rguenther@suse.de>
20763 PR tree-optimization/71062
20764 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
20766 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20767 vars_contains_restrict if the var is a restrict tag.
20768 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
20769 do not disambiguate pointers against it.
20770 (dump_points_to_solution): Re-structure and adjust for new
20771 vars_contains_restrict flag.
20772 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
20774 2016-05-12 Martin Liska <mliska@suse.cz>
20776 * doc/invoke.texi: Explain connection between
20777 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
20779 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
20781 PR tree-optimization/71006
20782 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
20783 consider COND_EXPR as a mask producer.
20785 2016-05-12 Marek Polacek <polacek@redhat.com>
20788 * opts.c (common_handle_option): Detect missing argument for --help^.
20790 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20793 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
20794 when popping the PC and within an interrupt handler routine.
20795 Add missing tab to output of "ldmfd".
20796 (output_return_instruction): Output LDMFD with SP update rather
20797 than POP when returning from interrupt handler.
20799 2016-05-12 Jakub Jelinek <jakub@redhat.com>
20801 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
20802 TARGET_64BIT && TARGET_AVX512DQ.
20803 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
20804 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
20805 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
20806 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
20807 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
20808 (*vec_extractv4si_zext): Add avx512dq alternative.
20809 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
20810 use v instead of x constraint in other alternatives where possible.
20812 * config/i386/sse.md (sse2_loadld): Use v instead of x
20813 constraint in alternatives 0,1,4.
20815 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
20816 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
20817 v constraints instead of x and <pinsr_evex_isa> isa attribute.
20820 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
20821 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
20822 is not emitted unless TARGET_AVX512BW.
20823 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
20824 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
20825 for the result operand.
20827 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
20828 constraint instead of x in avx alternatives. Use maybe_evex instead
20831 * config/i386/constraints.md (Yv): New constraint.
20832 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
20833 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
20834 * config/i386/i386.md (avx512fvecmode): New mode attr.
20835 (*pushtf): Use v constraint instead of x.
20836 (*movtf_internal): Likewise. For TARGET_AVX512VL and
20837 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
20838 (*absneg<mode>2): Use Yv constraint instead of x constraint.
20839 (*absnegtf2_sse): Likewise.
20840 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
20841 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
20842 avx512f alternatives.
20843 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
20845 2016-05-12 Richard Biener <rguenther@suse.de>
20847 PR tree-optimization/71060
20848 * tree-data-ref.c (initialize_data_dependence_relation): Do not
20849 require exact match of DR_BASE_OBJECT but only matching address and
20852 2016-05-12 Richard Biener <rguenther@suse.de>
20854 PR tree-optimization/70986
20855 * cfganal.c: Include cfgloop.h.
20856 (dfs_find_deadend): Prefer to take edges exiting loops.
20858 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20860 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
20861 compile and run time.
20863 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
20866 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
20868 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
20870 * config/i386/i386.c (legitimize_pic_address): Use
20871 copy_to_suggested_reg instead of gen_movsi.
20873 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20875 * config/rs6000/predicates.md (quad_memory_operand): Move most of
20876 the code into quad_address_p and call it to share code with
20877 vsx_quad_dform_memory_operand.
20878 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
20880 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
20881 bit instead of being a separate word. Split -mpower9-dform into
20882 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
20883 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
20884 for the register class supporting 128-bit quad word memory offsets.
20885 (mode_supports_vsx_dform_quad): Helper function to return if the
20886 register class uses quad word memory offsets.
20887 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
20888 (rs6000_debug_reg_global): Always print if we are using LRA or not.
20889 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
20890 instructions are enabled, set up the appropriate addr_masks for
20892 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
20893 -mpower9-dform-scalar, instead of -mpower9-dform.
20894 (rs6000_option_override_internal): Split -mpower9-dform into two
20895 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
20896 -mpower9-dform switch sets or clears both. If we are not using
20897 the LRA register allocator, do not enable -mpower9-dform-vector by
20898 default. If we are using LRA, enable -mpower9-dform-vector and
20899 -mvsx-timode if it is appropriate. Issue a warning if either
20900 -mpower9-dform-vector or -mvsx-timode are explicitly used without
20902 (quad_address_offset_p): New helper function to return if the
20903 offset is legal for quad word memory instructions.
20904 (quad_address_p): New function to determin if GPR or vector
20905 register quad word memory addresses are legal.
20906 (mem_operand_gpr): Validate quad word address offsets.
20907 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
20908 d-form (register + offset) instructions.
20909 (offsettable_ok_by_alignment): Likewise.
20910 (rs6000_legitimate_offset_address_p): Likewise.
20911 (legitimate_lo_sum_address_p): Likewise.
20912 (rs6000_legitimize_address): Likewise.
20913 (rs6000_legitimize_reload_address): Add more debug statements for
20915 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
20916 d-form instructions.
20917 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
20918 d-form instructions. Distinguish different cases in debug
20919 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
20920 d-form instructions.
20921 (rs6000_preferred_reload_class): Likewise.
20922 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
20923 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
20924 of the ISA 2.06 indexed memory instructions.
20925 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
20926 use them to save/restore the saved vector registers instead of
20927 using Altivec instructions.
20928 (rs6000_emit_epilogue): Likewise.
20929 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
20930 (rs6000_opt_masks): Split -mpower9-dform into
20931 -mpower9-dform-scalar and -mpower9-dform-vector.
20932 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
20934 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
20935 ISA 3.0 vector indexed memory instructions, and fold the code into
20936 the normal mov<mode> patterns.
20937 (p9_vecstore_<mode>): Likewise.
20938 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
20940 (vsx_movti_64bit): Likewise.
20941 (vsx_movti_32bit): Likewise.
20942 * config/rs6000/constraints.md (wO constraint): New constraint for
20943 ISA 3.0 vector d-form support.
20944 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
20945 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
20946 include -mpower9-dform-vector until we switch over to LRA.
20947 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
20948 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
20949 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
20950 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20951 for -mpower9-dform and -mlra.
20952 * doc/md.texi (wO constraint): Document wO constraint.
20954 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
20956 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
20957 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
20958 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
20959 Move handling of non-insn arguments inline into the sole user:
20960 (output_trans_func): ...here.
20961 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
20962 in emitted function prototype.
20963 (output_internal_insn_latency_func): Ditto. Simplify.
20964 (output_internal_maximal_insn_latency_func): Ditto. Delete
20965 always-unused argument.
20966 (output_insn_latency_func): Ditto.
20967 (output_maximal_insn_latency_func): Ditto.
20969 2016-05-11 Richard Biener <rguenther@suse.de>
20971 PR tree-optimization/71055
20972 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
20973 sth with precision not equal to access size verify we don't chop
20976 2016-05-11 Richard Biener <rguenther@suse.de>
20979 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
20980 (dwarf2out_finish): Move retry_incomplete_types call ...
20981 (dwarf2out_early_finish): ... here.
20983 2016-05-11 Richard Biener <rguenther@suse.de>
20985 PR middle-end/71002
20986 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
20987 if the langhook insists on it.
20988 * fold-const.c (make_bit_field_ref): Add arg for the original
20989 reference and preserve its alias-set.
20990 (decode_field_reference): Take exp by reference and adjust it
20991 to the original memory reference.
20992 (optimize_bit_field_compare): Adjust callers.
20993 (fold_truth_andor_1): Likewise.
20994 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
20996 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
20998 PR middle-end/70807
20999 * cfgrtl.h (delete_insn_and_edges): Now return bool.
21000 * cfgrtl.c (delete_insn_and_edges): Likewise.
21001 * config/i386/i386.c (convert_scalars_to_vector): Remove
21003 * cse.c (cse_insn): Compute cse_cfg_altered.
21004 (delete_trivially_dead_insns): Likewise.
21005 (cse_cc_succs): Likewise.
21006 (rest_of_handle_cse): Free dominance info if required.
21007 (rest_of_handle_cse2): Likewise.
21008 (rest_of_handle_cse_after_global_opts): Likewise.
21010 2016-05-11 Alan Modra <amodra@gmail.com>
21012 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
21013 abi_v4_pass_in_fpr): New functions.
21014 (rs6000_function_arg_boundary): Exclude complex IBM long double
21015 from 64-bit alignment when ABI_V4.
21016 (rs6000_function_arg, rs6000_function_arg_advance_1,
21017 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
21019 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
21021 PR rtl-optimization/71028
21022 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
21023 jump with just a return in the fallthrough block if the branch
21024 block contains just a return as well.
21026 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
21028 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
21029 * match.pd ((X & Y) ^ Y): ... this.
21030 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
21031 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
21033 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21035 * read-md.c (require_char_ws): New function.
21036 (read_string): Simplify using require_char_ws.
21037 (handle_constants): Likewise.
21038 (handle_enum): Likewise.
21039 (handle_file): Likewise.
21040 * read-md.h (require_char_ws): New declaration.
21041 * read-rtl.c (read_conditions): Simplify using require_char_ws.
21042 (read_mapping): Likewise.
21043 (read_rtx_code): Likewise.
21044 (read_nested_rtx): Likewise.
21046 2016-05-10 James Norris <jnorris@codesourcery.com>
21048 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
21049 if offloading is enabled and -fopenacc or -fopenmp is specified.
21050 (CRTOFFLOADEND): Likewise.
21051 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
21052 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
21054 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
21056 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
21057 gotoff_operand code paths. Use copy_to_suggested_regs and
21058 expand_simple_binop where appropriate. Cleanup.
21060 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21063 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
21065 (dimode_scalar_chain::vector_const_cost): New.
21066 (dimode_scalar_chain::compute_convert_gain): Handle constants.
21067 (dimode_scalar_chain::convert_op): Likewise.
21068 (dimode_scalar_chain::convert_insn): Likewise.
21070 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21072 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
21073 unary operation, not a binary one.
21075 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21077 PR middle-end/70877
21078 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
21079 calls with type casted fndecl.
21081 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21083 PR tree-optimization/70786
21084 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
21085 * calls.c (initialize_argument_information): Bind bounds
21086 with corresponding args passed by reference.
21088 2016-05-10 Jakub Jelinek <jakub@redhat.com>
21091 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
21092 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
21093 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
21096 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21099 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
21100 code for a zero scale factor.
21101 (vsx_xvcvdpuxds_scale): Likewise.
21103 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21105 * diagnostic-show-locus.c (layout::layout): Call show_ruler
21106 if show_ruler_p was set on the context.
21107 (layout::show_ruler): New method.
21108 * diagnostic.h (struct diagnostic_context): Add field
21111 2016-05-10 Richard Biener <rguenther@suse.de>
21113 PR tree-optimization/71039
21114 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
21115 (chk_uses): New function.
21116 (propagate_with_phi): Verify we can safely replicate the lhs of an
21117 aggregate assignment on all incoming edges.
21119 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
21121 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
21123 (rx_atomic_sequence): New class.
21124 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
21125 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
21127 (rx_atomic_sequence::rx_atomic_sequence,
21128 rx_atomic_sequence::~rx_atomic_sequence): New functions.
21129 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
21130 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
21131 CTRLREG_INTB): New constants.
21132 (FETCHOP): New code iterator.
21133 (fethcop_name, fetchop_name2): New iterator code attributes.
21134 (QIHI): New mode iterator.
21135 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
21136 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
21137 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
21139 2016-05-10 Martin Liska <mliska@suse.cz>
21141 * tree-inline.c (remap_dependence_clique): Do not remap
21142 debugging statements.
21144 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21146 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
21147 ("*fixuns_truncdfdi2_z13")
21148 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
21149 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
21150 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
21152 2016-05-10 Richard Biener <rguenther@suse.de>
21154 PR tree-optimization/70497
21155 PR tree-optimization/28367
21156 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
21158 (visit_reference_op_load): ... here.
21159 (vn_reference_lookup_3): Use it to handle subreg-like accesses
21160 with simplified BIT_FIELD_REFs.
21161 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
21162 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
21165 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21167 * dwarf2out.c (add_abstract_origin_attribute): Adjust
21168 documentation comment. For BLOCK nodes, add a
21169 DW_AT_abstract_origin attribute that points to the DIE generated
21170 for the origin BLOCK.
21171 (gen_lexical_block_die): Call add_abstract_origin_attribute for
21172 blocks from inlined functions.
21174 2016-05-10 Alan Modra <amodra@gmail.com>
21177 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
21178 regrename modifying insns saving lr before __morestack call.
21179 * config/rs6000/rs6000.md (split_stack_return): Similarly for
21180 insns restoring lr after __morestack call.
21182 2016-05-09 Jakub Jelinek <jakub@redhat.com>
21184 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
21185 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
21187 * config/i386/sse.md (vec_interleave_high<mode>,
21188 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
21189 <avx512>_vpermt2var<mode>3_maskz): Likewise.
21191 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
21193 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
21194 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
21195 parallel reassociation for power8 and forward.
21197 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
21199 * config/i386/i386.md (absneg splitters with general regs): Use
21200 general_reg_operand predicate.
21201 (btsq peephole2): Use x86_64_immediate_operand to check if new
21202 value is suitable for immediate operand. Generate emitted insn
21203 using RTL expressions.
21204 (btcq peephole2): Ditto.
21205 (btrq peephole2): Ditto. Generate correct immediate operand
21208 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21210 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
21213 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21215 * tree-affine.c (wide_int_constant_multiple_p): Add missing
21216 pointer dereference.
21218 2016-05-09 Richard Biener <rguenther@suse.de>
21220 PR tree-optimization/70985
21221 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
21222 op0 isn't a gimple register.
21224 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
21226 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
21227 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
21228 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
21229 (i6400_fpu_mult): New cpu units.
21230 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
21231 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
21232 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
21233 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
21234 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
21235 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
21236 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
21237 (i6400_msa_long_float4, i6400_msa_long_float5)
21238 (i6400_msa_long_float8, i6400_msa_fdiv_df)
21239 (i6400_msa_fdiv_sf): New reservations.
21240 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
21241 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
21242 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
21243 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
21244 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
21245 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
21246 (msa_short_cmp, msa_short_float2, msa_short_logic3)
21247 (msa_short_store4, msa_long_load, msa_short_store)
21248 (msa_long_logic, msa_long_float2, msa_long_float4)
21249 (msa_long_float5, msa_long_float8, msa_long_mult)
21250 (msa_long_fdiv, msa_long_div): New reservations.
21252 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
21253 Sameera Deshpande <sameera.deshpande@imgtec.com>
21254 Matthew Fortune <matthew.fortune@imgtec.com>
21255 Graham Stott <graham.stott@imgtec.com>
21256 Chao-ying Fu <chao-ying.fu@imgtec.com>
21258 * config.gcc: Add MSA header file for mips*-*-* target.
21259 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
21260 (Ubv8i, Urv8): New constraints.
21261 * config/mips/mips-ftypes.def: Add function types for MSA
21263 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
21264 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
21265 * config/mips/mips-msa.md: New file.
21266 * config/mips/mips-protos.h
21267 (mips_split_128bit_const_insns): New prototype.
21268 (mips_msa_idiv_insns): Likewise.
21269 (mips_split_128bit_move): Likewise.
21270 (mips_split_128bit_move_p): Likewise.
21271 (mips_split_msa_copy_d): Likewise.
21272 (mips_split_msa_insert_d): Likewise.
21273 (mips_split_msa_fill_d): Likewise.
21274 (mips_expand_msa_branch): Likewise.
21275 (mips_const_vector_same_val_p): Likewise.
21276 (mips_const_vector_same_bytes_p): Likewise.
21277 (mips_const_vector_same_int_p): Likewise.
21278 (mips_const_vector_shuffle_set_p): Likewise.
21279 (mips_const_vector_bitimm_set_p): Likewise.
21280 (mips_const_vector_bitimm_clr_p): Likewise.
21281 (mips_msa_vec_parallel_const_half): Likewise.
21282 (mips_msa_output_division): Likewise.
21283 (mips_ldst_scaled_shift): Likewise.
21284 (mips_expand_vec_cond_expr): Likewise.
21285 * config/mips/mips.c (enum mips_builtin_type): Add
21286 MIPS_BUILTIN_MSA_TEST_BRANCH.
21287 (mips_gen_const_int_vector_shuffle): New prototype.
21288 (mips_const_vector_bitimm_set_p): New function.
21289 (mips_const_vector_bitimm_clr_p): Likewise.
21290 (mips_const_vector_same_val_p): Likewise.
21291 (mips_const_vector_same_bytes_p): Likewise.
21292 (mips_const_vector_same_int_p): Likewise.
21293 (mips_const_vector_shuffle_set_p): Likewise.
21294 (mips_symbol_insns): Forbid loading symbols via immediate for
21296 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
21298 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
21300 (mips_lx_address_p): Add support load indexed address for MSA.
21301 (mips_address_insns): Add calculation of instructions needed for
21302 stores and loads for MSA.
21303 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
21304 CONST_VECTOR for MSA and let it fall through.
21305 (mips_ldst_scaled_shift): New function.
21306 (mips_subword_at_byte): Likewise.
21307 (mips_msa_idiv_insns): Likewise.
21308 (mips_legitimize_move): Validate MSA moves.
21309 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
21310 calculation of costs for MSA division.
21311 (mips_split_move_p): Check if MSA moves need splitting.
21312 (mips_split_move): Split MSA moves if necessary.
21313 (mips_split_128bit_move_p): New function.
21314 (mips_split_128bit_move): Likewise.
21315 (mips_split_msa_copy_d): Likewise.
21316 (mips_split_msa_insert_d): Likewise.
21317 (mips_split_msa_fill_d): Likewise.
21318 (mips_output_move): Handle MSA moves.
21319 (mips_expand_msa_branch): New function.
21320 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
21321 Reinstate 'y' modifier.
21322 (mips_file_start): Add MSA .gnu_attribute.
21323 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
21325 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
21326 (mips_class_max_nregs): Add register size for MSA supported mode.
21327 (mips_cannot_change_mode_class): Allow conversion between MSA
21328 vector modes and TImode.
21329 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
21331 (mips_secondary_reload_class): Force MSA loads/stores via memory.
21332 (mips_preferred_simd_mode): Add preffered modes for MSA.
21333 (mips_vector_mode_supported_p): Add MSA supported modes.
21334 (mips_autovectorize_vector_sizes): New function.
21335 (mips_msa_output_division): Likewise.
21336 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
21337 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
21338 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
21339 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
21340 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
21341 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
21342 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
21343 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
21344 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
21345 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
21346 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
21347 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
21348 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
21349 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
21350 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
21351 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
21352 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
21353 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
21354 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
21355 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
21356 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
21357 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
21358 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
21359 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
21360 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
21361 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
21362 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
21363 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
21364 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
21365 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
21366 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
21367 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
21368 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
21369 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
21370 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
21371 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
21372 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
21373 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
21374 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
21375 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
21376 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
21377 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
21378 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
21379 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
21380 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21381 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21382 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21383 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21384 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21385 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21386 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21387 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21388 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
21389 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
21390 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
21391 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
21392 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
21393 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
21394 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
21395 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
21396 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
21397 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
21398 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
21399 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
21400 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
21401 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
21402 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
21403 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
21404 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
21405 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
21406 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
21407 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
21408 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
21409 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
21410 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
21411 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
21412 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
21413 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
21414 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
21415 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
21416 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
21417 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
21418 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
21419 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
21420 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
21421 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
21422 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
21423 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
21424 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
21425 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
21426 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
21427 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
21428 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
21429 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
21430 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
21431 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
21432 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
21433 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
21434 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
21435 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
21436 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
21437 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
21438 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
21439 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
21440 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
21441 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
21442 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
21443 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
21444 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
21445 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
21446 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
21447 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
21448 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
21449 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
21450 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
21451 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
21452 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
21453 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
21454 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
21455 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
21456 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
21457 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
21458 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
21459 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
21460 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
21461 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
21462 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
21463 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
21464 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
21465 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
21466 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
21467 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
21468 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
21469 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
21470 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
21471 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
21472 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
21473 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
21474 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
21475 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
21476 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
21477 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
21478 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
21479 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
21480 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
21481 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
21482 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
21483 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
21484 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
21485 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
21486 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
21488 (mips_get_builtin_decl_index): New array.
21489 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
21490 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
21491 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
21492 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
21493 (mips_init_builtins): Initialize mips_get_builtin_decl_index
21495 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
21497 (mips_expand_builtin_insn): Prepare operands for
21498 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
21499 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
21500 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
21501 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
21502 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
21503 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
21504 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
21505 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
21506 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
21507 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
21508 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
21509 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
21510 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
21511 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
21512 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
21513 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
21514 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
21515 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
21516 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
21517 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
21518 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
21519 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
21520 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
21521 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
21522 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
21523 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
21524 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
21525 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
21526 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
21527 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
21528 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
21529 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
21530 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
21531 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
21532 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
21533 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
21534 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
21535 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
21536 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
21537 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
21538 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
21539 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
21540 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
21541 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
21542 These are set implicitly and an error is reported if overridden.
21543 (mips_expand_builtin_msa_test_branch): New function.
21544 (mips_expand_msa_shuffle): Likewise.
21545 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
21546 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
21547 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
21548 (mips_expand_vec_unpack): Add support for MSA.
21549 (mips_expand_vector_init): Likewise.
21550 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
21551 instead of const0_rtx.
21552 (mips_msa_vec_parallel_const_half): New function.
21553 (mips_gen_const_int_vector): Likewise.
21554 (mips_gen_const_int_vector_shuffle): Likewise.
21555 (mips_expand_msa_cmp): Likewise.
21556 (mips_expand_vec_cond_expr): Likewise.
21557 * config/mips/mips.h
21558 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
21559 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
21561 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
21562 (ISA_HAS_MSA): New macro.
21563 (UNITS_PER_MSA_REG): Likewise.
21564 (BITS_PER_MSA_REG): Likewise.
21565 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
21566 (MSA_REG_FIRST): New macro.
21567 (MSA_REG_LAST): Likewise.
21568 (MSA_REG_NUM): Likewise.
21569 (MSA_REG_P): Likewise.
21570 (MSA_REG_RTX_P): Likewise.
21571 (MSA_SUPPORTED_MODE_P): Likewise.
21572 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
21573 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
21574 * config/mips/mips.md: Include mips-msa.md.
21575 (alu_type): Add simd_add.
21576 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
21577 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
21578 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
21579 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
21580 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
21581 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
21582 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
21583 simd_move, simd_load, simd_store. Choose "multi" for moves
21585 (qword_mode): New attribute.
21586 (insn_count): Add instruction count for quad moves.
21587 Increase the count for MIPS SIMD division.
21588 (UNITMODE): Add UNITMODEs for vector types.
21589 (addsub): New code iterator.
21590 * config/mips/mips.opt (mmsa): New option.
21591 * config/mips/msa.h: New file.
21592 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
21594 * config/mips/mti-linux.h: Likewise.
21595 * config/mips/predicates.md
21596 (const_msa_branch_operand): New constraint.
21597 (const_uimm3_operand): Likewise.
21598 (const_uimm4_operand): Likewise.
21599 (const_uimm5_operand): Likewise.
21600 (const_uimm8_operand): Likewise.
21601 (const_imm5_operand): Likewise.
21602 (aq10b_operand): Likewise.
21603 (aq10h_operand): Likewise.
21604 (aq10w_operand): Likewise.
21605 (aq10d_operand): Likewise.
21606 (const_m1_operand): Likewise.
21607 (reg_or_m1_operand): Likewise.
21608 (const_exp_2_operand): Likewise.
21609 (const_exp_4_operand): Likewise.
21610 (const_exp_8_operand): Likewise.
21611 (const_exp_16_operand): Likewise.
21612 (const_vector_same_val_operand): Likewise.
21613 (const_vector_same_simm5_operand): Likewise.
21614 (const_vector_same_uimm5_operand): Likewise.
21615 (const_vector_same_uimm6_operand): Likewise.
21616 (const_vector_same_uimm8_operand): Likewise.
21617 (par_const_vector_shf_set_operand): Likewise.
21618 (reg_or_vector_same_val_operand): Likewise.
21619 (reg_or_vector_same_simm5_operand): Likewise.
21620 (reg_or_vector_same_uimm6_operand): Likewise.
21621 * doc/extend.texi (MIPS SIMD Architecture Functions): New
21623 * doc/invoke.texi (-mmsa): Document new option.
21625 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21627 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
21628 * configure: Regenerate.
21629 * config.in: Regenerate.
21630 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
21631 on -fvtable-verify.
21632 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
21633 (ENDFILE_VTV_SPEC): Define.
21635 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
21637 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
21638 registers in all interrupt handlers if necessary.
21639 (rl78_option_override): Add warning.
21640 (MUST_SAVE_MDUC_REGISTERS): New macro.
21641 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
21642 * config/rl78/rl78.c (check_mduc_usage): New function.
21643 (mduc_regs): New structure to hold MDUC register data.
21644 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
21645 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
21646 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
21647 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
21648 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
21649 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
21651 2016-05-09 Bin Cheng <bin.cheng@arm.com>
21653 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
21654 (tree-ssa-loop-niter.h): Ditto.
21655 (idx_within_array_bound, ref_within_array_bound): New functions.
21656 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
21657 Factor out check on writable base object to ...
21658 (base_object_writable): ... here.
21660 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21662 * config/arm/arm.md (probe_stack): Add modes to set source
21665 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
21667 * regrename.c (base_reg_class_for_rename): New static function.
21668 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
21670 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
21672 * cgraph.c (thunk_adjust): Export.
21673 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
21674 * cgraphunit.c (thunk_adjust): Export.
21675 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
21677 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
21679 * tree-inline.c (expand_call_inline): Expand thunks inline.
21681 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
21684 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
21685 (*sse2_vd_cvtss2sd): Ditto.
21686 * config/i386/i386.md
21687 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
21688 Generate *sse2_vd_cvtsd2ss pattern.
21689 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
21690 Generate *sse2_vd_cvtss2sd pattern.
21692 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
21694 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
21695 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
21698 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
21700 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
21701 * config/sh/sh.c: Define and declare variables on first use throughout
21703 (current_function_interrupt): Change to bool type.
21704 (frame_insn): Rename to emit_frame_insn and update users.
21705 (push_regs): Use bool for 'interrupt_handler' argument.
21706 (save_schedule_s): Remove.
21707 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
21708 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
21709 targetm.asm_out.unaligned_op.di.
21710 (gen_far_branch): Remove redundant forward declaration.
21711 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
21712 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
21713 (sh_set_return_address, sh_function_ok_for_sibcall,
21714 scavenge_reg): Update comments.
21715 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
21716 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
21717 (sh_attr_renesas_p): Remove unnecessary parentheses.
21718 (branch_dest): Simplify.
21719 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
21720 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
21721 (CUMULATIVE_ARGS): Change macro to typedef.
21722 (current_function_interrupt): Change to bool type.
21723 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
21724 Surround with __cplusplus ifdef.
21725 (sh_compare_op0, sh_compare_op1): Remove.
21726 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
21728 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
21730 * config/arm/arm.md (arch): Add neon.
21731 (arch_enabled): Return yes for arch neon when TARGET_NEON.
21732 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
21733 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
21734 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
21735 attributes for alt renumbering. Mark alt 3 as non-predicable.
21736 (thumb2_movdf_vfp): Likewise.
21738 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
21740 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
21741 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
21742 (*andqi_1): Add preferred_for_speed attribute to disparage
21743 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
21744 (*<code>qi_1): Ditto.
21745 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
21746 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
21747 (*ashlqi3_1): Ditto.
21748 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
21749 Add preferred_for_size attribute to disparage alternative 0 and
21750 preferred_for_speed attribute to disparage alternative 1 for
21751 TARGET_PARTIAL_REG_STALL targets.
21753 2016-05-07 Tom de Vries <tom@codesourcery.com>
21755 PR tree-optimization/70956
21756 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
21759 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
21761 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
21762 * config/sh/sh.c (sh_cbranch_distance): Implement it.
21763 * config/sh/sh.md (branch_zero): Remove define_attr.
21764 (define_delay): Disable delay slot if branch distance is one insn.
21766 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
21768 * config/i386/i386.md (LEAMODE): New mode attribute.
21769 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
21770 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
21771 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
21772 operand 2 predicate.
21773 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
21774 (*lea<mode>_general_3): Ditto.
21775 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
21777 2016-05-06 Jakub Jelinek <jakub@redhat.com>
21779 * genmddump.c (main): Convert argv from char ** to const char **.
21781 2016-05-06 David Malcolm <dmalcolm@redhat.com>
21783 * coretypes.h (OVERRIDE): New macro.
21784 (FINAL): New macro.
21786 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
21788 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
21789 allow coalescing if the types are compatible.
21791 2016-05-06 David Malcolm <dmalcolm@redhat.com>
21793 * pass_manager.h (pass_manager::register_pass_name): New method.
21794 (pass_manager::get_pass_by_name): New method.
21795 (pass_manager::create_pass_tab): New method.
21796 (pass_manager::m_name_to_pass_map): New field.
21797 * passes.c (name_to_pass_map): Delete global in favor of field
21798 "m_name_to_pass_map" of pass_manager.
21799 (register_pass_name): Rename from a function to...
21800 (pass_manager::register_pass_name): ...this method, updating
21801 for renaming of global "name_to_pass_map" to field
21802 "m_name_to_pass_map".
21803 (create_pass_tab): Rename from a function to...
21804 (pass_manager::create_pass_tab): ...this method, updating
21805 for renaming of global "name_to_pass_map" to field.
21806 (get_pass_by_name): Rename from a function to...
21807 (pass_manager::get_pass_by_name): ...this method.
21808 (enable_disable_pass): Convert use of get_pass_by_name to
21809 a method call, locating the pass_manager singleton.
21811 2016-05-06 David Malcolm <dmalcolm@redhat.com>
21813 * genattr-common.c (main): Convert argv from char ** to const char **.
21814 * genattr.c (main): Likewise.
21815 * genattrtab.c (main): Likewise.
21816 * genautomata.c (initiate_automaton_gen): Likewise.
21818 * gencodes.c (main): Likewise.
21819 * genconditions.c (main): Likewise.
21820 * genconfig.c (main): Likewise.
21821 * genconstants.c (main): Likewise.
21822 * genemit.c (main): Likewise.
21823 * genenums.c (main): Likewise.
21824 * genextract.c (main): Likewise.
21825 * genflags.c (main): Likewise.
21826 * genmddeps.c (main): Likewise.
21827 * genopinit.c (main): Likewise.
21828 * genoutput.c (main): Likewise.
21829 * genpeep.c (main): Likewise.
21830 * genpreds.c (main): Likewise.
21831 * genrecog.c (main): Likewise.
21832 * gensupport.c (init_rtx_reader_args_cb): Likewise.
21833 (init_rtx_reader_args): Likewise.
21834 * gensupport.h (init_rtx_reader_args_cb): Likewise.
21835 (init_rtx_reader_args): Likewise.
21836 * gentarget-def.c (main): Likewise.
21837 * read-md.c (read_md_files): Likewise.
21838 * read-md.h (read_md_files): Likewise.
21840 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
21842 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
21843 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
21844 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
21845 Remove unused predicate.
21846 (register_and_not_fp_reg_operand): Ditto.
21848 2016-05-06 Martin Liska <mliska@suse.cz>
21850 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
21851 instead of vec as the vector is local to the function.
21853 2016-05-06 Jakub Jelinek <jakub@redhat.com>
21855 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
21856 avx512bw alternative.
21858 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
21859 before the ashr<mode>3 pattern.
21861 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
21862 v instead of x in vex or maybe_vex alternatives, use
21863 maybe_evex instead of vex in prefix.
21865 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
21866 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
21867 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
21868 in vex or maybe_vex alternatives, use maybe_evex instead of vex
21871 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
21872 v instead of x in vex or maybe_vex alternatives, use
21873 maybe_evex instead of vex in prefix.
21875 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
21876 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
21877 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
21878 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
21879 alternatives, use maybe_evex instead of vex in prefix.
21881 * config/i386/sse.md (vec_interleave_lowv4sf,
21882 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
21883 v instead of x in vex or maybe_vex alternatives, use
21884 maybe_evex instead of vex in prefix.
21886 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
21887 v instead of x in vex or maybe_vex alternatives, use
21888 maybe_evex instead of vex in prefix.
21890 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
21891 v constraint instead of x.
21893 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
21895 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
21896 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
21899 2016-05-06 Richard Biener <rguenther@suse.de>
21901 PR tree-optimization/70948
21902 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
21903 Properly clobber all fields of va_list for __builtin_va_start.
21905 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
21908 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
21909 loop latch destination.
21911 2016-05-06 Martin Liska <mliska@suse.cz>
21913 * tree-ssa-uninit.c: Apply manual changes
21914 to the GNU coding style.
21915 (prune_uninit_phi_opnds): Rename from
21916 prune_uninit_phi_opnds_in_unrealizable_paths.
21918 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21920 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
21921 mspace): Remove deprecated options.
21922 * doc/invoke.texi (SH options): Remove -mspace.
21924 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21926 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
21928 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21930 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
21931 corresponding combine split pattern.
21933 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21936 * config/sh/predicates.md (long_displacement_mem_operand): New.
21937 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
21938 Add movi20, movi20s alternatives. Adjust length attribute for
21940 (movsi_ie): Allow for any FPU. Adjust length attribute for
21942 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
21943 attribute for alternatives.
21944 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
21945 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
21946 length attribute for alternatives.
21948 2016-05-06 Richard Biener <rguenther@suse.de>
21950 PR tree-optimization/70960
21951 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
21953 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21956 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
21957 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
21959 2016-05-06 Marek Polacek <polacek@redhat.com>
21962 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
21964 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21967 * config/sh/sh.md (*rotcr): Add another variant.
21969 2016-05-06 Richard Biener <rguenther@suse.de>
21971 PR middle-end/70931
21972 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
21974 2016-05-06 Richard Biener <rguenther@suse.de>
21976 PR middle-end/70941
21977 * fold-const.c (split_tree): Always convert to the original type
21980 2016-05-06 Richard Biener <rguenther@suse.de>
21982 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
21983 (fwprop_addr): Likewise.
21985 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
21988 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
21990 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
21991 * config/i386/i386.md (push mem splitter): Use find_constant_src in
21992 the splitter condition.
21993 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
21994 the splitter condition.
21995 (FP float_extend load splitter): Ditto.
21997 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
21999 * config/i386/i386.md (peehole2 patterns): Change true_regnum
22000 to REGNO in all peephole2 patterns.
22001 (post-reload splitters): Change true_regnum to REGNO in
22002 post-reload splitters.
22003 (zero_extend splitters): Use general_reg_operand and
22004 nonimmediate_gr_operand predicates.
22006 2016-05-05 Jakub Jelinek <jakub@redhat.com>
22008 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
22009 v constraint instead of x.
22011 2016-05-05 Alan Modra <amodra@gmail.com>
22014 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
22015 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
22016 TARGET_NO_FP_IN_TOC for -mrelocatable.
22017 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
22018 TARGET_RELOCATABLE test.
22019 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22020 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22021 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22022 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22023 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22024 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22025 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22026 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22027 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
22028 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22030 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
22031 (rs6000_stack_info): Likewise.
22032 (rs6000_elf_asm_out_constructor): Likewise.
22033 (rs6000_elf_asm_out_destructor): Likewise.
22034 (rs6000_elf_declare_function_name): Likewise.
22035 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
22036 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
22039 2016-05-05 Alan Modra <amodra@gmail.com>
22041 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
22043 2016-05-05 Alan Modra <amodra@gmail.com>
22045 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
22046 out-of-line gpr restore for one or two regs if that would add
22049 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
22052 * config/i386/i386.md
22053 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
22054 Change to post-epilogue_completed late splitter. Use sse_reg_operand
22055 as operand 0 predicate.
22056 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
22058 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
22059 Ditto. Emit the pattern using RTX.
22061 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
22062 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
22063 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
22064 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
22066 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
22067 sse_reg_operand as operand 0 predicate.
22069 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
22070 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
22071 instead of gen_rtx_REG.
22072 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
22075 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22077 * function.c (emit_use_return_register_into_block): Delete.
22078 (gen_return_pattern): Delete.
22079 (emit_return_into_block): Delete.
22080 (active_insn_between): Delete.
22081 (convert_jumps_to_returns): Delete.
22082 (emit_return_for_exit): Delete.
22083 (thread_prologue_and_epilogue_insns): Delete all code dealing with
22084 simple_return for shrink-wrapped blocks.
22085 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
22086 end of blocks that need one.
22087 (get_unconverted_simple_return): Delete.
22088 (convert_to_simple_return): Delete.
22089 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
22090 (convert_to_simple_return): Ditto.
22092 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22094 * cfgcleanup.c (bb_is_just_return): New function.
22095 (try_optimize_cfg): Simplify jumps to return, branches to return,
22096 and branches around return.
22098 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22100 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
22101 branch to a return.
22103 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22107 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
22108 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
22109 assert flags & OEP_HASH_CHECK, instead of asserting it
22110 never happens. Handle TARGET_EXPR.
22111 * fold-const.c (operand_equal_p): For hash verification,
22112 or in OEP_HASH_CHECK into flags.
22114 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
22116 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
22118 (compute_samebase_partition_bases): Fix typo.
22120 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22122 * config/i386/sse.md (vec_interleave_highv8sf,
22123 vec_interleave_lowv8sf, vec_interleave_highv4df,
22124 vec_interleave_lowv4df): Remove constraints from expanders.
22126 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
22128 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22130 * tree-inline.c (expand_call_inline): Fix path dealing with
22131 making lhs of call statement undefined.
22133 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22135 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
22136 Check availability on NODE, too.
22137 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
22138 (cgraph_node::call_for_symbol_and_aliases): Likewise.
22139 (varpool_node::call_for_symbol_and_aliase): Likewise.
22140 * ipa-pure-const.c (add_new_function): Analyze all bodies.
22141 (propagate_pure_const): Propagate across interposable functions, too.
22142 (skip_function_for_local_pure_const): Do not skip interposable bodies
22144 (pass_local_pure_const::execute): Update.
22146 2016-05-04 Marek Polacek <polacek@redhat.com>
22148 * doc/invoke.texi: Document -Wdangling-else.
22150 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
22152 * config.gcc: Error out when conflicting multilib is detected. Do not
22153 loop over multilibs since no combination is legal.
22155 2016-05-04 Alan Modra <amodra@gmail.com>
22157 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
22158 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
22159 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22162 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
22164 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
22165 Clean up p5600 comments.
22167 2016-05-04 Richard Biener <rguenther@suse.de>
22169 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
22170 constructor simplifications.
22171 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
22173 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
22175 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
22176 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
22177 result.set_rtx is null instead of aborting.
22178 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
22180 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
22181 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
22182 *mov<mode>_store_postinc): New patterns.
22184 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
22186 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
22187 as commutative. Check both conversions are NOP.
22188 ((A & B) OP (C & B)): Remove.
22190 2016-05-04 Alan Modra <amodra@gmail.com>
22192 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
22194 2016-05-04 Alan Modra <amodra@gmail.com>
22197 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
22198 when cr2,3,4 are all fixed regs.
22200 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
22202 PR rtl-optimization/57193
22203 * opts.c (default_options_table): Revert OPT_frename_registers change.
22204 * doc/invoke.texi (-frename-registers, -O2): Likewise.
22206 2016-05-03 Martin Sebor <msebor@redhat.com>
22209 * builtins.c (fold_builtin_FILE): New function.
22210 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
22211 (fold_builtin_0): Call them.
22212 * gimplify.c (gimplify_call_expr): Remove the handling of
22213 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
22216 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
22217 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
22221 * doc/extend.texi (Function Names as Strings): Update __func__,
22222 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
22225 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22226 Richard Biener <rguenther@suse.de>
22228 PR tree-optimization/70916
22229 * tree-if-conv.c: Include cfganal.h.
22230 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
22231 and remove_fake_exit_edges around the optimization pass.
22233 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
22235 * cgraph.c (symbol_table::create_edge): Set inline_failed.
22236 (cgraph_edge::make_direct): Likewise.
22237 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
22238 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
22239 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
22240 (CIF_THUNK): New code.
22241 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
22242 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
22243 (compute_inline_parameters): Set inline_failed for thunks.
22244 (inline_analyze_function): Cleanup.
22245 * ipa-inline.c (can_inline_edge_p): Do not deal with
22246 call_stmt_cannot_inline_p.
22247 (can_early_inline_edge_p): Likewise.
22248 (early_inliner): Initialize inline_failed.
22249 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
22251 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
22253 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
22254 from nonimm_ssenomem_operand.
22255 (nonimm_ssenomem_operand): New predicate.
22256 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
22257 as operand 0 predicate.
22258 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
22259 Disable unsupported alternatives using "enabled" attribute.
22260 Use register_ssemem_operand as operand 0 predicate.
22261 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
22263 2016-05-03 Marek Polacek <polacek@redhat.com>
22266 * input.c (expansion_point_location): New function.
22267 * input.h (expansion_point_location): Declare.
22269 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
22271 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
22272 occurence with frame_offset_ ones.
22274 2016-05-03 Alan Modra <amodra@gmail.com>
22276 PR rtl-optimization/70890
22277 * ira.c (combine_and_move_insns): When moving def_insn, remove
22278 equivs on use_insn.
22280 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
22282 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
22283 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
22284 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
22285 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
22287 2016-05-03 Alan Modra <amodra@gmail.com>
22289 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
22290 for SAVE_MULTIPLE/STORE_MULTIPLE.
22292 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22294 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
22295 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
22297 2016-05-03 Richard Biener <rguenther@suse.de>
22299 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
22301 (gimplify_arg): Likewise.
22302 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
22303 re-writing the result to a decl if required.
22304 (internal_get_tmp_var): Add allow_ssa parameter
22305 and override into_ssa with it.
22306 (get_formal_tmp_var): Adjust.
22307 (get_initialized_tmp_var): Add allow_ssa parameter.
22308 (gimplify_arg): Add allow_ssa parameter and avoid generating
22309 SSA names for the result false.
22310 (gimplify_call_expr): If the call may return twice do not
22311 gimplify parameters into SSA.
22312 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
22313 (gimplify_modify_expr): Adjust assert. For noreturn calls
22314 with a SSA name LHS adjust its def.
22315 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
22316 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
22317 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
22318 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
22319 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
22320 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
22321 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
22322 (optimize_target_teams): Do not allow SSA names for clause operands.
22323 (gimplify_expr): Likewise for where we mark the result addressable.
22324 * passes.def (pass_init_datastructures): Remove.
22325 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
22326 (rewrite_stmt): Likewise.
22327 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
22328 (replace_locals_op): Replace SSA names.
22329 (copy_gimple_seq_and_replace_locals): Init src_cfun.
22330 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
22331 * cgraph.c (release_function_body): Free CFG annotations only
22332 when we have a CFG. Simplify.
22333 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
22334 force_gimple_operand instead of get_initialized_tmp_var.
22335 * tree-pass.h (make_pass_init_datastructures): Remove.
22336 * tree-ssa.c (execute_init_datastructures): Remove.
22337 (pass_data_init_datastructures): Likewise.
22338 (class pass_init_datastructures): Likewise.
22339 (make_pass_init_datastructures): Likewise.
22340 * omp-low.c (create_omp_child_function): Init SSA data structures.
22341 (grid_expand_target_grid_body): Likewise.
22342 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
22343 name before adding it to names_to_release.
22344 (remove_bb): Always release SSA defs.
22345 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
22346 before dereferencing it.
22347 * cgraphunit.c (init_lowered_empty_function): Always
22348 int SSA data structures.
22349 * tree-ssanames.c (release_defs): Remove assert that we are in
22351 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
22353 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22354 Uros Bizjak <ubizjak@gmail.com>
22356 PR rtl-optimization/70467
22357 * config/i386/predicates.md (x86_64_hilo_int_operand,
22358 x86_64_hilo_general_operand): New predicates.
22359 * config/i386/constraints.md (Wd): New constraint.
22360 * config/i386/i386.md (mode attr di): Use Wd instead of e.
22361 (general_hilo_operand): New mode attr.
22362 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
22363 instead of <general_operand>.
22364 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
22365 x86_64_hilo_general_operand instead of <general_operand>.
22367 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22369 PR tree-optimization/70916
22370 * tree-if-conv.c (constant_or_ssa_name): Removed.
22371 (fold_build_cond_expr): Use is_gimple_val instead of
22372 constant_or_ssa_name.
22374 PR tree-optimization/70916
22375 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
22376 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
22379 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
22380 (optimize_atomic_bit_test_and): New function.
22381 (pass_fold_builtins::execute): Use it.
22382 * optabs.def (atomic_bit_test_and_set_optab,
22383 atomic_bit_test_and_complement_optab,
22384 atomic_bit_test_and_reset_optab): New optabs.
22385 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
22386 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
22387 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
22388 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
22389 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
22390 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
22391 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
22392 * doc/md.texi (atomic_bit_test_and_set@var{mode},
22393 atomic_bit_test_and_complement@var{mode},
22394 atomic_bit_test_and_reset@var{mode}): Document.
22395 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
22396 atomic_bit_test_and_complement<mode>,
22397 atomic_bit_test_and_reset<mode>): New expanders.
22398 (atomic_bit_test_and_set<mode>_1,
22399 atomic_bit_test_and_complement<mode>_1,
22400 atomic_bit_test_and_reset<mode>_1): New insns.
22402 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
22404 PR rtl-optimization/70687
22405 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
22406 instead of unsigned HOST_WIDE_INT.
22408 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
22410 PR rtl-optimization/44281
22411 * hard-reg-set.h (struct target_hard_regs): New field
22412 x_fixed_nonglobal_reg_set.
22413 (fixed_nonglobal_reg_set): New macro.
22414 * reginfo.c (init_reg_sets_1): Initialize it.
22415 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
22417 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
22419 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22421 PR tree-optimization/56541
22422 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
22423 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
22424 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
22425 (any_complicated_phi): new static variable.
22426 (aggressive_if_conv): delete.
22427 (if_convertible_phi_p): support phis with more than two arguments.
22428 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
22429 critical pred edges.
22430 (ifcvt_split_critical_edges): support phis with more than two
22431 arguments by checking new parameter. only split critical edges
22433 (tree_if_conversion): handle simd pragma marked loop using new
22434 local variable aggressive_if_conv. check any_complicated_phi.
22436 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22438 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
22441 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22443 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
22446 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
22448 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
22449 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
22450 define_insn_and_split.
22451 (mulsi3_i): New define_insn_and_split.
22452 (mulsi3_call): Convert to define_insn.
22453 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
22454 Remove constraints.
22456 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22458 * machmode.h (mode_complex): Add support to give the complex mode
22460 (GET_MODE_COMPLEX_MODE): Likewise.
22461 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
22462 stored by build_complex_type and gfc_build_complex_type instead of
22463 trying to figure out the appropriate mode based on the size. Raise
22464 an assertion error, if the type was not set.
22465 * genmodes.c (struct mode_data): Add field for the complex type of
22467 (blank_mode): Likewise.
22468 (make_complex_modes): Remember the complex mode created in the
22470 (emit_mode_complex): Write out the mode_complex array to map a
22471 type mode to the complex version.
22472 (emit_insn_modes_c): Likewise.
22473 * tree.c (build_complex_type): Set the complex type to use before
22474 calling layout_type.
22475 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
22476 support for __float128 complex datatypes.
22477 (rs6000_hard_regno_mode_ok): Likewise.
22478 (rs6000_setup_reg_addr_masks): Likewise.
22479 (rs6000_complex_function_value): Likewise.
22480 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
22481 __float128 and __ibm128 complex.
22482 (FLOAT128_IBM_P): Likewise.
22483 (ALTIVEC_ARG_MAX_RETURN): Likewise.
22484 * doc/extend.texi (Additional Floating Types): Document that
22485 -mfloat128 must be used to enable __float128. Document complex
22486 __float128 and __ibm128 support.
22488 2016-05-02 Jakub Jelinek <jakub@redhat.com>
22491 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
22492 char/short arguments promoted to int because of promote_prototypes.
22494 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
22496 * config/i386/predicates.md (register_ssemem_operand): New predicate.
22497 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
22498 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
22499 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
22500 alternatives using "enabled" attribute. Use register_ssemem_operand
22501 as operand 1 predicate.
22502 (*cmpi<unord>xf_i387): Split XFmode pattern from
22503 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
22504 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
22505 *absneg<mode>2_i387. Disable unsupported alternatives using
22506 "enabled" attribute.
22507 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
22509 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
22511 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
22513 (oacc_loop_process): Check mask for loop termination.
22515 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
22517 * cif-code.def (CIF_THUNK): Add.
22518 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
22521 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
22523 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
22524 (dump_inline_summary): Dump it.
22525 (fp_expression_p): New predicate.
22526 (estimate_function_body_sizes): Use it.
22527 (inline_merge_summary): Merge fp_expressions.
22528 (inline_read_section): Read fp_expressions.
22529 (inline_write_summary): Write fp_expressions.
22530 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
22531 codegen boundary if either caller or callee is !fp_expressions.
22532 * ipa-inline.h (inline_summary): Add fp_expressions.
22533 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
22534 to fp_expressions be sure the fp generation flags are updated.
22536 2016-05-02 Jakub Jelinek <jakub@redhat.com>
22538 PR rtl-optimization/70467
22539 * cse.c (cse_insn): Handle no-op MEM moves after folding.
22541 PR rtl-optimization/70467
22542 * ipa-pure-const.c (check_call): Handle internal calls even in
22543 ipa mode like in local mode.
22545 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
22547 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
22549 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
22551 * match.pd (X u< X, X u> X): New transformations.
22553 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
22555 * flag-types.h (enum warn_strict_overflow_code): Move ...
22556 * coretypes.h: ... here.
22557 * fold-const.h (fold_overflow_warning): Declare.
22558 * fold-const.c (fold_overflow_warning): Make non-static.
22559 (fold_comparison): Move the transformation of X +- C1 CMP C2
22560 into X CMP C2 -+ C1 ...
22561 * match.pd: ... here.
22562 * gimple-fold.c (fold_stmt_1): Protect with
22563 fold_defer_overflow_warnings.
22565 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
22567 * omp-low.c (struct oacc_loop): Add 'inner' field.
22568 (new_oacc_loop_raw): Initialize it to zero.
22569 (oacc_loop_fixed_partitions): Initialize it.
22570 (oacc_loop_auto_partitions): Partition outermost loop to outermost
22571 available partitioning.
22573 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
22575 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
22577 (umulsidi3): Likewise.
22578 (indirect_jump): Fix jump instruction assembly patterns.
22580 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
22583 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
22584 (nvptx_function_value): Assert non-NULL cfun.
22586 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
22588 PR rtl-optimization/70886
22589 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
22591 * cselib.h (rtx_equal_for_cselib_1): Declare.
22592 (rtx_equal_for_cselib_p: New inline function.
22593 * cselib.c (rtx_equal_for_cselib_p): Delete.
22594 (rtx_equal_for_cselib_1): Make public.
22596 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
22598 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
22599 (register_mixssei387nonimm_operand): Remove predicate.
22600 * config/i386/i386.md (*fop_<mode>_comm): Merge from
22601 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
22602 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
22603 for TARGET_MIX_SSE_I387 alternatives.
22604 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
22605 Disable unsupported alternatives using "enabled" attribute. Use
22606 nonimm_ssenomem_operand as operand 1 predicate. Also check
22607 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
22609 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22611 * tree.c (cst_and_fits_in_hwi): Simplify.
22613 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22615 * tree.h (wi::to_wide): New function.
22616 * expr.c (expand_expr_real_1): Use wi::to_wide.
22617 * fold-const.c (int_const_binop_1): Likewise.
22618 (extract_muldiv_1): Likewise.
22620 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22622 * wide-int.h: Update offset_int and widest_int documentation.
22623 (WI_SIGNED_SHIFT_RESULT): New macro.
22624 (wi::binary_shift): Define signed_shift_result_type for
22625 shifts on offset_int- and widest_int-like types.
22626 (generic_wide_int): Support <<= and >>= if << and >> are supported.
22627 * tree.h (int_bit_position): Use shift operators instead of wi::
22629 * alias.c (adjust_offset_for_component_ref): Likewise.
22630 * expr.c (get_inner_reference): Likewise.
22631 * fold-const.c (fold_comparison): Likewise.
22632 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
22633 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
22634 * tree-dfa.c (get_ref_base_and_extent): Likewise.
22635 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
22636 (stmt_kills_ref_p): Likewise.
22637 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
22638 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
22639 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22640 (ao_ref_init_from_vn_reference): Likewise.
22642 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22644 * wide-int.h: Update offset_int and widest_int documentation.
22645 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
22646 (wi::binary_traits): Allow ordered comparisons between offset_int and
22647 offset_int, between widest_int and widest_int, and between either
22648 of these types and basic C types.
22649 (operator <, <=, >, >=): Define for the same combinations.
22650 * tree.h (tree_int_cst_lt): Use comparison operators instead
22651 of wi:: comparisons.
22652 (tree_int_cst_le): Likewise.
22653 * gimple-fold.c (fold_array_ctor_reference): Likewise.
22654 (fold_nonarray_ctor_reference): Likewise.
22655 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
22656 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
22657 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
22658 * tree-sra.c (completely_scalarize): Likewise.
22659 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
22660 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
22661 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
22662 (check_for_binary_op_overflow): Likewise.
22663 (search_for_addr_array): Likewise.
22664 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
22666 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
22668 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
22669 (arc_save_restore): Likewise.
22670 (arc_dwarf_register_span): Likewise.
22671 (arc_output_pic_addr_const): Initialize suffix variable.
22673 2016-05-02 Martin Liska <mliska@suse.cz>
22675 * symbol-summary.h (function_summary::function_summary):
22676 Remove checking assert for all cgraph nodes.
22677 (function_summary::get): Check summary_uid.
22678 (symtab_insertion): Check summary_uid.
22680 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
22682 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
22683 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
22684 bmaskn instruction.
22685 (arc_dwarf_register_span): Remove enum keyword.
22686 (compact_memory_operand_p): New function.
22687 * config/arc/arc.h (reg_class): Add code density register classes.
22688 (REG_CLASS_NAMES): Likewise.
22689 (REG_CLASS_CONTENTS): Likewise.
22690 * config/arc/arc.md (*movqi_insn): Add code density instructions.
22691 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
22692 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
22693 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
22694 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
22696 (h, Rcd, Rsd, Rzd): New register constraints.
22697 (T): Use compact_memory_operand_p function.
22698 * config/arc/predicates.md (compact_load_memory_operand): Remove.
22700 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
22702 * config/sh/sh.md (*negnegt, *movtt): Remove.
22704 2016-05-02 Marek Polacek <polacek@redhat.com>
22705 Tom de Vries <tom@codesourcery.com>
22707 PR tree-optimization/70700
22708 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
22709 bigger than FIRST_REF_NODE.
22711 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
22714 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
22716 (prepare_cbranch_operands): Don't use scratch register. Assume that
22717 function is used when pseudos can be created.
22718 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
22719 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
22720 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
22721 define_expand. Allow it only when pseudos can be created.
22722 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
22724 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
22726 * config/i386/constraints.md (BC): Only allow -1 operands.
22727 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
22728 Add "enabled" attribute. Update XI mode attribute calculation.
22729 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
22730 (*movoi_internal_avx): Update XI mode attribute calculation.
22731 (*movti_internal): Ditto.
22733 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
22735 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
22736 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
22738 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
22740 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
22741 statement on instruction code. Remove trailing spaces.
22742 (altivec_expand_stv_builtin): Likewise.
22744 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
22746 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
22747 (TARGET_FPU_DOUBLE): Simplify.
22748 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
22749 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
22750 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
22751 with 'TARGET_FPU_DOUBLE'.
22752 * config/sh/sh.md: Likewise.
22754 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
22756 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
22757 SH_DIV_STR_FOR_SIZE): Remove.
22758 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
22759 SH_DIV_STR_FOR_SIZE): Remove.
22761 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
22763 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
22764 logical_reg_operand): Delete.
22765 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
22766 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
22767 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
22768 match_operand and match_test.
22769 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
22770 variables on their first use. Return bool values.
22771 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
22772 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
22773 arith_reg_operand for input operand. Remove empty constraints.
22775 (*xorsi3_compact): Rename to xorsi3.
22776 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
22777 (*zero_extend<mode>si2_disp_mem): Update comment.
22780 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
22782 * config/sh/t-sh: Remove SH5 support.
22783 * config.gcc: Likewise.
22784 * configure: Likewise.
22786 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22788 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
22790 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
22792 * config/sh/sh.c (register_sh_passes, sh_option_override,
22793 sh_print_operand, prepare_move_operands,
22794 sh_can_follow_jump): Remove TARGET_SH1 checks.
22795 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
22796 PROMOTE_MODE): Likewise.
22797 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
22800 2016-04-30 Alan Modra <amodra@gmail.com>
22802 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
22803 restoring when fixed_reg_p, but allow out-of-line or stmw save.
22804 Check for user regs later to avoid unnecessary looping over regs.
22805 Merge user reg check with non-saved reg check. Don't force
22806 inline VR restore when static chain used.
22807 (rs6000_frame_related): Omit eh_frame info for user regs when
22809 (fixed_regs_p): Delete.
22811 2016-04-30 Alan Modra <amodra@gmail.com>
22813 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
22814 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
22817 2016-04-30 Alan Modra <amodra@gmail.com>
22820 * config/rs6000/rs6000.c (fixed_reg_p): New function.
22821 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
22824 2016-04-30 Alan Modra <amodra@gmail.com>
22826 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
22827 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
22828 flag_pic test for Darwin.
22830 2016-04-30 Alan Modra <amodra@gmail.com>
22832 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
22833 throw_calls_crossed.
22834 (REG_FREQ_CALLS_CROSSED): Delete.
22835 (REG_N_THROWING_CALLS_CROSSED): Delete.
22836 * regstat.c (regstat_bb_compute_ri): Don't calculate
22837 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
22838 (dump_reg_info): Don't print call cross frequency.
22839 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
22840 and REG_N_THROWING_CALLS_CROSSED.
22842 2016-04-30 Alan Modra <amodra@gmail.com>
22844 * regs.h (struct reg_info_t): Delete live_length.
22845 (REG_LIVE_LENGTH): Delete macro.
22846 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
22847 local_live, local_processed and local_live_last_luid params.
22848 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
22850 (regstat_compute_ri): Adjust for above. Don't set
22852 (dump_reg_info): Don't print live length.
22853 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
22854 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
22855 Localize loop_depth var.
22857 2016-04-30 Alan Modra <amodra@gmail.com>
22859 * ira.c (enum valid_equiv): New.
22860 (validate_equiv_mem): Return enum.
22861 (update_equiv_mem): Create replacement in more cases.
22862 (add_store_equivs): Update validate_equiv_mem call.
22864 2016-04-30 Alan Modra <amodra@gmail.com>
22866 * ira.c (combine_and_move_insns): Rather than scanning insns,
22867 use DF infrastucture to find use and def insns.
22869 2016-04-30 Alan Modra <amodra@gmail.com>
22871 ira.c (combine_and_move_insns): Move invariant conditions..
22872 (ira.c): ..to here. Call combine_and_move_insns before
22873 add_store_equivs. Call grow_reg_equivs later. Allocate
22874 req_equiv later using max_reg_num() rather than global max_regno.
22875 (contains_replace_regs): Delete.
22876 (add_store_equivs): Remove contains_replace_regs test.
22878 2016-04-30 Alan Modra <amodra@gmail.com>
22880 * ira.c (struct equiv_mem_data): New.
22881 (equiv_mem, equiv_mem_modified): Delete static vars.
22882 (validate_equiv_mem_from_store): Use "data" param to communicate..
22883 (validate_equiv_mem): ..from here.
22885 2016-04-30 Alan Modra <amodra@gmail.com>
22887 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
22889 (update_reg_equivs): ..here. Move allocation and freeing of
22890 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
22891 end_alias_analysis to..
22894 2016-04-30 Alan Modra <amodra@gmail.com>
22896 * ira.c (pdx_subregs): Delete.
22897 (struct equivalence): Add pdx_subregs field.
22898 (set_paradoxical_subreg): Remove pdx_subregs param. Update
22899 pdx_subregs access.
22900 (update_equiv_regs): Don't create or free pdx_subregs. Update
22901 pdx_subregs access.
22903 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22905 * config/rs6000/altivec.h: Change definitions of vec_xl and
22907 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
22908 (LD_ELEMREV_V2DI): New.
22909 (LD_ELEMREV_V4SF): New.
22910 (LD_ELEMREV_V4SI): New.
22911 (LD_ELEMREV_V8HI): New.
22912 (LD_ELEMREV_V16QI): New.
22913 (ST_ELEMREV_V2DF): New.
22914 (ST_ELEMREV_V2DI): New.
22915 (ST_ELEMREV_V4SF): New.
22916 (ST_ELEMREV_V4SI): New.
22917 (ST_ELEMREV_V8HI): New.
22918 (ST_ELEMREV_V16QI): New.
22921 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22922 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
22923 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
22924 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
22925 (altivec_expand_builtin): Add handling for
22926 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
22927 (rs6000_invalid_builtin): Add error-checking for
22928 RS6000_BTM_P9_VECTOR.
22929 (altivec_init_builtins): Define builtins used to implement vec_xl
22931 (rs6000_builtin_mask_names): Define power9-vector.
22932 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
22933 (RS6000_BTM_P9_VECTOR): Define.
22934 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
22935 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
22936 (vsx_ld_elemrev_v2df): Likewise.
22937 (vsx_ld_elemrev_v4sf): Likewise.
22938 (vsx_ld_elemrev_v4si): Likewise.
22939 (vsx_ld_elemrev_v8hi): Likewise.
22940 (vsx_ld_elemrev_v16qi): Likewise.
22941 (vsx_st_elemrev_v2df): Likewise.
22942 (vsx_st_elemrev_v2di): Likewise.
22943 (vsx_st_elemrev_v4sf): Likewise.
22944 (vsx_st_elemrev_v4si): Likewise.
22945 (vsx_st_elemrev_v8hi): Likewise.
22946 (vsx_st_elemrev_v16qi): Likewise.
22947 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
22950 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
22952 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
22954 (simplify_control_stmt_condition_1): ... here. Recurse into
22955 BIT_AND_EXPRs and BIT_IOR_EXPRs.
22957 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
22960 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
22961 (zero_extendqi<mode>2_dot): Revert earlier conversion from
22962 define_insn_and_split to define_insn.
22963 (zero_extendqi<mode>2_dot2): Same.
22964 (extendqi<mode>2_dot): Same.
22965 (extendqi<mode>2_dot2): Same.
22967 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
22969 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
22970 (probe_stack): New expander.
22971 (probe_stack_<mode>): New insn pattern.
22973 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
22975 * config/i386/i386.md
22976 (operations with memory inputs setting flags peephole2):
22977 Remove uneeded REG_P checks. Cleanup pattern generation.
22979 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
22981 * tree-vect-loop.c (vect_transform_loop): Fix
22982 nb_iterations_upper_bound computation for vectorized loop.
22984 2016-04-29 Marek Polacek <polacek@redhat.com>
22985 Jakub Jelinek <jakub@redhat.com>
22988 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
22989 TARGET_EXPR_SLOT as a base.
22991 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
22993 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
22994 with 'rCm2' constraints to limit possible immediate size.
22995 (*load_zeroextendqisi_update): Likewise.
22996 (*load_signextendqisi_update): Likewise.
22997 (*loadhi_update): Likewise.
22998 (*load_zeroextendhisi_update): Likewise.
22999 (*load_signextendhisi_update): Likewise.
23000 (*loadsi_update): Likewise.
23001 (*loadsf_update): Likewise.
23003 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23005 * config/i386/predicates.md (constm1_operand): Fix comparison.
23007 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23009 * testsuite/gcc.target/arc/ieee_eq.c: New test.
23011 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
23013 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
23014 remaining SH5 related settings.
23015 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
23016 shmedia_prepare_call_address): Delete.
23017 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
23018 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
23019 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
23020 UNSUPPORTED_SH2A): Remove m5 checks.
23021 (sh_divide_strategy_e): Remove SH5 division strategies.
23022 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
23023 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
23025 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23027 * config/s390/s390.c (s390_rtx_costs): Update documentation.
23029 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23031 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
23032 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
23033 Change lder to ldr.
23034 * config/s390/vector.md ("mov<mode>"): Likewise.
23036 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
23038 * config/s390/constraints.md ("U", "W"): Invoke
23039 s390_mem_constraint with "ZR" and "ZT".
23040 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
23041 addresses when using LRA. Accept also short displacements for S
23042 and T constraints. Do not check for long displacement target for
23043 S and T constraints.
23044 (s390_mem_constraint): Remove handling of U and W constraints.
23045 * config/s390/s390.md (various patterns): Remove the short
23046 displacement constraints (Q and R) if a long displacement
23047 constraint is present. Add longdisp as required CPU capability.
23048 * config/s390/vector.md: Likewise.
23049 * config/s390/vx-builtins.md: Likewise.
23051 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23054 * reload1.c (reload): Call finish_spills before
23055 restarting reload loop. Skip select_reload_regs
23056 if update_eliminables_and_spill returns true.
23058 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23060 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
23061 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
23062 (umulhisi3_imm): Update predicates and constraint letters.
23063 (umulhisi3_reg): Declare instruction as commutative.
23064 * config/arc/constraints.md (J12, J16): New constraints.
23065 * config/arc/predicates.md (short_unsigned_const_operand): New
23067 (arc_short_operand): Likewise.
23068 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
23070 2016-04-29 Richard Biener <rguenther@suse.de>
23072 PR tree-optimization/13962
23073 PR tree-optimization/65686
23074 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
23075 * tree-ssa-alias.c (ptrs_compare_unequal): New function
23076 using PTA to compare pointers.
23077 * match.pd: Add pattern for pointer equality compare simplification
23078 using ptrs_compare_unequal.
23080 2016-04-29 Richard Biener <rguenther@suse.de>
23082 * stor-layout.c (layout_type): Do not build a pointer-to-element
23085 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23087 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
23088 Use SWI mode iterator. Use general_reg_operand predicate.
23089 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
23090 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
23093 2016-04-29 Jakub Jelinek <jakub@redhat.com>
23095 PR middle-end/70843
23096 * fold-const.c (operand_equal_p): Don't verify hash value equality
23098 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
23101 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23104 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
23105 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
23106 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
23107 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
23108 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
23110 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23112 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
23113 to info. Don't initialize separate fields to 0. Clean up
23116 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23118 * config/i386/i386.md (peephole2s for operations with memory inputs):
23119 Use SWI mode iterator.
23120 (peephole2s for operations with memory outputs): Ditto.
23121 Do not check for stack checking probe.
23123 (probe_stack): Remove expander.
23125 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23126 Andrew Burgess <andrew.burgess@embecosm.com>
23128 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
23129 operands as 32-bits.
23131 2016-04-28 Jason Merrill <jason@redhat.com>
23133 * gdbinit.in: Skip line-map.h.
23135 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23136 Andrew Burgess <andrew.burgess@embecosm.com>
23138 * config/arc/arc.c (arc_conditional_register_usage): Take
23139 TARGET_RRQ_CLASS into account.
23140 (arc_print_operand): Support printing 'p' and 's' operands.
23141 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
23143 (TARGET_RRQ_CLASS): Define.
23144 (IS_POWEROF2_OR_0_P): Define.
23145 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
23147 (*tst_movb): New define_insn.
23148 (*tst): Avoid recognition if it could prevent '*tst_movb'
23149 combination; replace c/CnL with c/Chs alternative.
23150 (*tst_bitfield_tst): New define_insn.
23151 (*tst_bitfield_asr): New define_insn.
23152 (*tst_bitfield): New define_insn.
23153 (andsi3_i): Add Rrq variant.
23154 (extzv): New define_expand.
23155 (insv): New define_expand.
23156 (*insv_i): New define_insn.
23157 (*movb): New define_insn.
23158 (*movb_signed): New define_insn.
23159 (*movb_high): New define_insn.
23160 (*movb_high_signed): New define_insn.
23161 (*movb_high_signed + 1): New define_split pattern.
23162 (*mrgb): New define_insn.
23163 (*mrgb + 1): New define_peephole2 pattern.
23164 (*mrgb + 2): New define_peephole2 pattern.
23165 * config/arc/arc.opt (mbitops): New option for nps400, uses
23166 TARGET_NPS_BITOPS_DEFAULT.
23167 * config/arc/constraints.md (q): Make register class conditional.
23168 (Rrq): New register constraint.
23169 (Chs): New constraint.
23170 (Clo): New constraint.
23171 (Chi): New constraint.
23172 (Cbf): New constraint.
23173 (Cbn): New constraint.
23174 (C18): New constraint.
23175 (Cbi): New constraint.
23177 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23179 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
23181 (bitmap_intersection_of_preds): Ditto.
23182 (bitmap_union_of_succs): Ditto.
23183 (bitmap_union_of_preds): Ditto.
23184 * sbitmap.c (do_popcount): Delete.
23185 (BITMAP_DEBUGGING): Delete.
23186 (sbitmap_verify_popcount): Delete.
23187 (sbitmap_alloc): Don't initialize the popcount field.
23188 (sbitmap_alloc_with_popcount): Delete.
23189 (sbitmap_resize): Don't resize the popcount array.
23190 (sbitmap_vector_alloc): Don't initialize the popcount field.
23191 (bitmap_copy): Don't copy the popcount array.
23192 (bitmap_clear): Don't clear the popcount array.
23193 (bitmap_clear): Delete the popcount array handling.
23194 (bitmap_ior_and_compl): Delete the popcount assert.
23195 (bitmap_not): Ditto.
23196 (bitmap_and_compl): Ditto.
23197 (bitmap_and): Delete the popcount array handling.
23198 (bitmap_xor): Ditto.
23199 (bitmap_ior): Ditto.
23200 (bitmap_or_and): Delete the popcount assert.
23201 (bitmap_and_or): Ditto.
23202 (popcount_table): Delete.
23203 (sbitmap_elt_popcount): Delete.
23204 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
23205 (bitmap_set_bit): Delete the popcount assert.
23206 (bitmap_clear_bit): Ditto.
23207 (sbitmap_free): Don't free the popcount array.
23208 (sbitmap_alloc_with_popcount): Delete declaration.
23209 (sbitmap_popcount): Ditto.
23211 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23212 Andrew Burgess <andrew.burgess@embecosm.com>
23214 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
23215 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
23216 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
23217 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
23218 * config/arc/arc.opt (mcmem): New option.
23219 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
23220 supply length for r/m alternative.
23221 (*extendqisi2_ac): Likewise.
23222 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
23224 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
23225 (movhi_insn): Likewise.
23226 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
23227 (*zero_extendqihi2_i): Add r/Ucm alternative.
23228 (*zero_extendqisi2_ac): Likewise.
23229 (*zero_extendhisi2_i): Likewise.
23230 * config/arc/constraints.md (Uex): New memory constraint.
23231 (Ucm): New define_constraint.
23232 * config/arc/predicates.md (long_immediate_loadstore_operand):
23233 Return 0 for MEM with cmem_address address.
23234 (cmem_address_0): New predicates.
23235 (cmem_address_1): Likewise.
23236 (cmem_address_2): Likewise.
23237 (cmem_address): Likewise.
23239 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23241 * config/rs6000/rs6000.c (machine_function): Rename
23242 insn_chain_scanned_p to spe_insn_chain_scanned_p.
23243 (rs6000_stack_info): Adjust.
23245 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23246 Andrew Burgess <andrew.burgess@embecosm.com>
23248 * config/arc/constraints.md (Usd): Convert to define_constraint.
23252 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23255 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
23256 Add new peephole2 where the first insn is *mov<mode>_or instead of
23257 *mov<mode>_internal.
23259 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
23261 * tracer.c (bb_seen): Make static.
23263 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
23265 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
23266 support, setup defaults.
23267 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
23268 * config/arc/arc.c (arc_init): Add NPS400 support.
23269 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
23270 (TARGET_ARC700): NPS400 is also an ARC700.
23271 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
23273 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23276 * config/nds32/nds32.md (casesi): Don't access the operands array
23279 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23281 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
23282 (or $-1,reg peephole2): Ditto.
23283 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
23285 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
23287 * doc/extend.texi (Common Function Attributes) [optimize]:
23288 Discourage use of the optimize attribute.
23290 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
23292 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
23293 special case builtin.
23294 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
23295 ALTIVEC_BUILTIN_VEC_ADDE.
23296 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
23297 support for ALTIVEC_BUILTIN_VEC_ADDE.
23298 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
23299 for __builtin_vec_adde.
23301 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23303 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
23304 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
23306 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23309 * doc/sourcebuild.texi (Effective-Target Keywords, Other
23310 attributes): Document cilkplus_runtime.
23312 2016-04-28 Martin Jambor <mjambor@suse.cz>
23314 * tree-cfg.c (verify_expr): Verify that local declarations belong to
23315 this function. Call verify_expr on MEM_REFs and bases of other
23316 handled_components.
23318 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23320 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
23321 for WORD_REGISTER_OPERATIONS to runtime check.
23323 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23325 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
23327 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23329 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
23330 big-endian compilation.
23331 * config/arc/arc.md (addf3): Likewise.
23332 (subdf3): Likewise.
23333 (muldf3): Likewise.
23335 2016-04-28 Richard Biener <rguenther@suse.de>
23337 PR tree-optimization/70840
23338 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
23339 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
23340 Mark x * pow(x,c) -> pow(x,c+1) commutative.
23341 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
23343 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23345 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
23346 and explain why in a comment.
23348 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23350 * config/arc/arc.md (cpu_facility): Add fpx variant.
23351 (subdf3): Prohibit use reverse sub when assist operations option
23353 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
23354 instructions only when FPX is enabled.
23355 * testsuite/gcc.target/arc/trsub.c: New test.
23357 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23359 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
23360 mult_operator when calculating "type" attribute.
23361 (*fop_<mode>_1_i387): Ditto.
23362 (*fop_xf_1_i387): Ditto.
23363 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
23364 Use std::swap to swap operands. Use RTL expressions to generate
23367 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23368 Joern Rennecke <joern.rennecke@embecosm.com>
23370 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
23372 (emit_pic_move): Remove.
23373 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
23374 * config/arc/arc.c (emit_pic_move): Removed.
23375 (TARGET_HAVE_TLS): Define.
23376 (arc_conditional_register_usage): Test for arc_tp_regno.
23377 (arc_print_operand, arc_print_operand_address): Handle TLS
23379 (arc_needs_pcl_p): New function.
23380 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
23381 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
23382 (arc_raw_symbolic_reference_mentioned_p): Likewise.
23383 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
23384 (arc_legitimize_tls_address): Likewise.
23385 (DTPOFF_ZERO_SYM): Define.
23386 (arc_legitimize_pic_address): Make it static, handle TLS cases.
23387 (arc_output_pic_addr_const): Print TLS unspecs.
23388 (prepare_pic_move): New function, replaces emit_pic_move.
23389 (arc_legitimate_constant_p): Handle TLS unspecs.
23390 (arc_legitimate_address_p): Likewise.
23391 (arc_rewrite_small_data_p): Use assert for TLS constants.
23392 (prepare_move_operands): Use prepare_pic_move.
23393 (arc_legitimize_address): Legitimize tls addresses.
23394 (arc_epilogue_uses): Check for arc_tp_regno.
23395 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
23396 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
23398 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
23400 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
23401 %(arc_tls_extra_start_spec).
23402 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
23403 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
23405 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
23406 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
23407 (UNSPEC_TLS_OFF): Add.
23409 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
23410 (get_thread_pointersi): New patterns.
23411 * config/arc/arc.opt (mtp-regno): New option.
23412 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
23413 (move_dest_operand): Likewise.
23414 * configure: Regenerate.
23415 * configure.ac: Add arc*-*-* case to test for tls.
23416 * doc/invoke.texi (ARC options): Document mtp-regno.
23418 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23420 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
23421 the new ARC HS SIMD instructions.
23422 (arc_preferred_simd_mode): New function.
23423 (arc_autovectorize_vector_sizes): Likewise.
23424 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
23425 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
23426 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
23427 (arc_init_builtins): Add new SIMD builtin types.
23428 (arc_split_move): Handle 64 bit vector moves.
23429 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
23430 (TARGET_PLUS_QMACW): Define.
23431 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
23432 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
23433 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
23434 (VSUBADD4H): New builtins.
23435 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
23436 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
23438 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
23439 Matthias Klose <doko@debian.org>
23441 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
23443 2016-04-28 Richard Biener <rguenther@suse.de>
23445 PR middle-end/70777
23446 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
23449 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
23451 * common/config/sh/sh-common.c: Remove SH5 support.
23452 * config/sh/constraints.md: Likewise.
23453 * config/sh/config/sh/elf.h: Likewise.
23454 * config/sh/linux.h: Likewise.
23455 * config/sh/netbsd-elf.h: Likewise.
23456 * config/sh/predicates.md: Likewise.
23457 * config/sh/sh-c.c: Likewise.
23458 * config/sh/sh-protos.h: Likewise.
23459 * config/sh/sh.c: Likewise.
23460 * config/sh/sh.h: Likewise.
23461 * config/sh/sh.md: Likewise.
23462 * config/sh/sh.opt: Likewise.
23463 * config/sh/sync.md: Likewise.
23464 * config/sh/sh64.h: Delete.
23465 * config/sh/shmedia.h: Likewise.
23466 * config/sh/shmedia.md: Likewise.
23467 * config/sh/sshmedia.h: Likewise.
23468 * config/sh/t-netbsd-sh5-64: Likewise.
23469 * config/sh/t-sh64: Likewise.
23470 * config/sh/ushmedia.h: Likewise.
23472 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23474 * config/i386/i386.md (sign_extend to memory peephole2s): Use
23475 general_reg_operand instead of register_operand predicate.
23477 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23479 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
23481 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
23483 * match.pd (A - B > A, A + B < A): New transformations.
23485 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
23487 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
23488 which defaults to true. Emit an outer pair of parentheses only if
23489 EMIT_PARENS. When continuing a chain of && or || (or & or |),
23490 don't emit parentheses for the right-hand operand.
23492 2016-04-27 Jeff Law <law@redhat.com>
23494 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
23496 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23498 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
23499 (altivec_lvx_<mode>_internal): Document.
23500 (altivec_lvx_<mode>_2op): New define_insn.
23501 (altivec_lvx_<mode>_1op): Likewise.
23502 (altivec_lvx_<mode>_2op_si): Likewise.
23503 (altivec_lvx_<mode>_1op_si): Likewise.
23504 (altivec_stvx_<mode>): Remove.
23505 (altivec_stvx_<mode>_internal): Document.
23506 (altivec_stvx_<mode>_2op): New define_insn.
23507 (altivec_stvx_<mode>_1op): Likewise.
23508 (altivec_stvx_<mode>_2op_si): Likewise.
23509 (altivec_stvx_<mode>_1op_si): Likewise.
23510 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23511 Expand vec_ld and vec_st during parsing.
23512 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
23514 (altivec_expand_stvx_be): Likewise.
23515 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
23516 address-masking behavior in RTL.
23517 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
23518 address-masking behavior in RTL.
23519 (altivec_expand_builtin): Change builtin code arguments for calls
23520 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
23521 (insn_is_swappable_p): Avoid incorrect swap optimization in the
23522 presence of lvx/stvx patterns.
23523 (alignment_with_canonical_addr): New function.
23524 (alignment_mask): Likewise.
23525 (find_alignment_op): Likewise.
23526 (recombine_lvx_pattern): Likewise.
23527 (recombine_stvx_pattern): Likewise.
23528 (recombine_lvx_stvx_patterns): Likewise.
23529 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
23530 stvx patterns from expand.
23531 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
23533 (vector_altivec_store_<mode>): Likewise.
23535 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
23537 * config/aarch64/aarch64.md
23538 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
23539 remove the "fp" attributes.
23540 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
23541 add the "simd" attributes.
23542 (*movdf_aarch64): Likewise.
23543 (*movtf_aarch64): Remove the "fp" attributes.
23544 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
23545 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
23547 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23549 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
23550 rtx to rtx_code_label *.
23551 * rtl.h (maybe_set_first_label_num): Likewise.
23553 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23555 * df-core.c (df_add_problem): Make the problem param be const.
23556 (df_remove_problem): Make local "problem" be const.
23557 * df-problems.c (problem_RD): Make const.
23558 (problem_LR): Likewise.
23559 (problem_LIVE): Likewise.
23560 (problem_MIR): Likewise.
23561 (problem_CHAIN): Likewise.
23562 (problem_WORD_LR): Likewise.
23563 (problem_NOTE): Likewise.
23564 (problem_MD): Likewise.
23565 * df-scan.c (problem_SCAN): Likewise.
23566 * df.h (struct df_problem): Make field "dependent_problem" be
23568 (struct dataflow): Likewise for field "problem".
23569 (df_add_problem): Make param const.
23571 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
23573 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
23574 inter-unit moves to/from vector registers are enabled. Do not disable
23577 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23579 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
23580 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
23582 (enum df_problem_id): ...this new enum.
23583 (struct df_problem): Convert field "id" from "int" to
23584 enum df_problem_id.
23586 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23588 * rtl.def: Update comment for "things in the instruction chain" to
23589 reflect the removal of the leading "i" field for INSN_UID in
23590 r210360. Fix bogus apostrophe.
23592 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
23594 * config/i386/i386.md
23595 (lea arith with mem operand + setcc peephole2): Set operator mode.
23597 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
23600 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
23601 (dimode_scalar_to_vector_candidate_p): This.
23602 (timode_scalar_to_vector_candidate_p): New function.
23603 (scalar_to_vector_candidate_p): Likewise.
23604 (timode_check_non_convertible_regs): Likewise.
23605 (timode_remove_non_convertible_regs): Likewise.
23606 (remove_non_convertible_regs): Likewise.
23607 (remove_non_convertible_regs): Renamed to ...
23608 (dimode_remove_non_convertible_regs): This.
23609 (scalar_chain::~scalar_chain): Make it virtual.
23610 (scalar_chain::compute_convert_gain): Make it pure virtual.
23611 (scalar_chain::mark_dual_mode_def): Likewise.
23612 (scalar_chain::convert_insn): Likewise.
23613 (scalar_chain::convert_registers): Likewise.
23614 (scalar_chain::add_to_queue): Make it protected.
23615 (scalar_chain::emit_conversion_insns): Likewise.
23616 (scalar_chain::replace_with_subreg): Likewise.
23617 (scalar_chain::replace_with_subreg_in_insn): Likewise.
23618 (scalar_chain::convert_op): Likewise.
23619 (scalar_chain::convert_reg): Likewise.
23620 (scalar_chain::make_vector_copies): Likewise.
23621 (scalar_chain::convert_registers): New pure virtual function.
23622 (class dimode_scalar_chain): New class.
23623 (class timode_scalar_chain): Likewise.
23624 (scalar_chain::mark_dual_mode_def): Renamed to ...
23625 (dimode_scalar_chain::mark_dual_mode_def): This.
23626 (timode_scalar_chain::mark_dual_mode_def): New function.
23627 (timode_scalar_chain::convert_insn): Likewise.
23628 (dimode_scalar_chain::convert_registers): Likewise.
23629 (scalar_chain::compute_convert_gain): Renamed to ...
23630 (dimode_scalar_chain::compute_convert_gain): This.
23631 (scalar_chain::replace_with_subreg): Renamed to ...
23632 (dimode_scalar_chain::replace_with_subreg): This.
23633 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
23634 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
23635 (scalar_chain::make_vector_copies): Renamed to ...
23636 (dimode_scalar_chain::make_vector_copies): This.
23637 (scalar_chain::convert_reg): Renamed to ...
23638 (dimode_scalar_chain::convert_reg ): This.
23639 (scalar_chain::convert_op): Renamed to ...
23640 (dimode_scalar_chain::convert_op): This.
23641 (scalar_chain::convert_insn): Renamed to ...
23642 (dimode_scalar_chain::convert_insn): This.
23643 (scalar_chain::convert): Call convert_registers.
23644 (convert_scalars_to_vector): Change to scalar_chain pointer to
23645 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
23646 in 32-bit mode. Delete scalar_chain pointer. Call
23647 free_dominance_info in 64-bit mode.
23648 (pass_stv::gate): Remove TARGET_64BIT check.
23649 (ix86_option_override): Put the 64-bit STV pass before the CSE
23652 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
23654 * dwarf2out.h (struct dw_loc_descr_node): Remove the
23655 dw_loc_frame_offset field.
23656 * dwarf2out.c (new_loc_descr): Likewise.
23657 (resolve_args_picking_1): Turn the VISITED hash set into a
23658 FRAME_OFFSET hash map. Use it to associate a frame offset to
23659 visited nodes. Remove uses of the CHECKING_P macro.
23660 (resolve_args_picking): Update call to resolve_args_picking_1.
23662 2016-04-27 Martin Liska <mliska@suse.cz>
23664 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
23665 (free_loop_data): Release vuses of groups.
23667 2016-04-27 Bin Cheng <bin.cheng@arm.com>
23669 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
23670 instead of redundant use_id and boolean have_use_for.
23671 (struct iv_use): Change sub_id into group_id. Remove field next.
23672 Move fields: related_cands, n_map_members, cost_map and selected
23674 (struct iv_group): ... here. New structure.
23675 (struct iv_common_cand): Use structure declaration directly.
23676 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
23677 (MAX_CONSIDERED_USES): Rename macro to ...
23678 (MAX_CONSIDERED_GROUPS): ... here.
23679 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
23680 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
23681 (dump_uses): Rename to ...
23682 (dump_groups): ... here. Update all uses.
23683 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
23684 (find_induction_variables): Refactor format of dump information.
23685 (record_sub_use): Delete.
23686 (record_use): Update all uses.
23687 (record_group): New function.
23688 (record_group_use, find_interesting_uses_op): Call above functions.
23690 (find_interesting_uses_cond): Ditto.
23691 (group_compare_offset): New function.
23692 (split_all_small_groups): Rename to ...
23693 (split_small_address_groups_p): ... here. Update all uses.
23694 (split_address_groups): Update all uses.
23695 (find_interesting_uses): Refactor format of dump information.
23696 (add_candidate_1): Update all uses. Remove redundant check on iv,
23698 (add_candidate, record_common_cand): Remove redundant assert.
23699 (add_iv_candidate_for_biv): Update use.
23700 (add_iv_candidate_derived_from_uses): Update all uses.
23701 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
23702 (alloc_use_cost_map): Ditto.
23703 (set_use_iv_cost, get_use_iv_cost): Rename to ...
23704 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
23705 (determine_use_iv_cost_generic): Ditto.
23706 (determine_group_iv_cost_generic): Ditto.
23707 (determine_use_iv_cost_address): Ditto.
23708 (determine_group_iv_cost_address): Ditto.
23709 (determine_use_iv_cost_condition): Ditto.
23710 (determine_group_iv_cost_cond): Ditto.
23711 (determine_use_iv_cost): Ditto.
23712 (determine_group_iv_cost): Ditto.
23713 (set_autoinc_for_original_candidates): Update all uses.
23714 (find_iv_candidates): Update all uses. Refactor dump information.
23715 (determine_use_iv_costs): Ditto.
23716 (determine_iv_costs): Ditto.
23717 (iv_ca_cand_for_use): Rename to ...
23718 (iv_ca_cand_for_group): ... here. Update all uses.
23719 (iv_ca_add_use, iv_ca_add_group): Ditto.
23720 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
23721 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
23722 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
23723 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
23724 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
23725 (create_new_iv, adjust_iv_update_pos): Ditto.
23726 (rewrite_use_address): Delete.
23727 (rewrite_use_address_1): Rename to ...
23728 (rewrite_use_address): ... here.
23729 (rewrite_use_compare): Update all uses.
23730 (rewrite_use): Delete.
23731 (rewrite_uses): Rename to ...
23732 (rewrite_groups): ... here. Update all uses.
23733 (remove_unused_ivs, free_loop_data): Update all uses.
23734 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
23736 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23738 * rtlanal.c (nonzero_bits1): Convert preprocessor check
23739 for WORD_REGISTER_OPERATIONS to runtime check.
23741 2016-04-27 Richard Biener <rguenther@suse.de>
23744 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
23745 aggregate_value_p to determine if a function result is
23746 returned by reference.
23747 (ipa_pta_execute): Functions having their address taken are
23748 not automatically nonlocal.
23750 2016-04-27 Jakub Jelinek <jakub@redhat.com>
23753 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
23754 * fold-const.c (operand_equal_p): If flag_checking and
23755 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
23756 and if it returns non-zero, assert iterative_hash_expr on both
23759 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
23761 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
23763 2016-04-27 Nick Clifton <nickc@redhat.com>
23765 PR middle-end/49889
23766 * varasm.c (merge_weak): Generate an error if an attempt is made
23767 to convert a non-weak static function into a weak, public function.
23769 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23771 * params.def (MAX_PARTITION_SIZE): New param.
23772 * doc/invoke.texi: Document lto-max-partition.
23774 2016-04-27 Richard Biener <rguenther@suse.de>
23777 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
23778 function cummulating used_from_other_partition, externally_visible
23779 and force_output from aliases.
23780 (refered_from_nonlocal_var): Likewise.
23781 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
23782 node flags properly.
23784 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
23786 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
23787 (-Wmemset-elt-size): New item.
23789 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
23792 * stor-layout.h (internal_reference_types): Delete.
23793 * stor-layout.c (reference_types_internal): Likewise.
23794 (internal_reference_types): Likewise.
23795 (layout_type) <REFERENCE_TYPE>: Adjust.
23797 2016-04-27 Jakub Jelinek <jakub@redhat.com>
23800 * tree.h (inchash::add_expr): Add FLAGS argument.
23801 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
23802 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
23803 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
23804 Formatting fix. Adjust recursive calls. For tcc_comparison,
23805 if swap_tree_comparison (code) is smaller than code, hash that
23806 and arguments in the other order. Hash CONVERT_EXPR the same
23807 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
23808 of ADDR_EXPR of decl as the decl itself. Add or remove
23809 OEP_ADDRESS_OF from recursive flags as needed. For
23810 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
23811 operands commutatively and only the third one normally.
23812 For internal CALL_EXPR hash in CALL_EXPR_IFN.
23814 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
23816 * config/rtems.h (LIB_SPEC): Add -latomic.
23818 2016-04-27 Joel Sherrill <joel@rtems.org>
23820 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
23821 xilink.ld and flags not relevant to RTEMS.
23823 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
23825 * toplev.c (backend_init_target): Avoid calling init_reload when using
23828 2016-04-26 Jakub Jelinek <jakub@redhat.com>
23830 * reorg.c (try_merge_delay_insns): Declare i and j inside the
23831 for loops rather than one for the whole function.
23833 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
23835 * match.pd (X + CST CMP X): New transformation.
23837 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
23839 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
23840 * fold-const.c (fold_binary_loc): Remove 2 transformations
23841 superseded by match.pd.
23842 * match.pd (x+x -> x*2): Generalize to integers.
23844 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
23846 * config/i386/i386.md (operation on memory peephole): Duplicate an
23847 existing peephole and adapt it to match lea rather than an operation
23850 PR rtl-optimization/57193
23851 * opts.c (default_options_table): Add OPT_frename_registers at -O2
23853 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
23855 2016-04-26 Bin Cheng <bin.cheng@arm.com>
23857 * tree-if-conv.c (any_pred_load_store): New static variable.
23858 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
23859 any_pred_load_store instead of and_mask_load_store.
23860 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
23861 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
23862 (combine_blocks, tree_if_conversion): Ditto.
23864 2016-04-26 Bin Cheng <bin.cheng@arm.com>
23866 PR tree-optimization/70771
23867 PR tree-optimization/70775
23868 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
23869 virtual PHI nodes. Delete parameter.
23870 (if_convertible_loop_p_1): Delete argument to above function.
23871 (predicate_all_scalar_phis): Delete code handling single-argument
23873 (tree_if_conversion): Mark and update virtual SSA.
23875 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23878 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
23879 (x86_elf_aligned_common): Rename to ...
23880 (x86_elf_aligned_decl_common): ... this.
23881 Add decl arg. Switch to .lbss for largecomm object. Use
23882 LARGECOMM_SECTION_ASM_OP.
23883 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
23885 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
23886 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
23888 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
23889 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
23891 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23894 * config/i386/i386.c (SECTION_LARGE): Define.
23895 (x86_64_elf_select_section): Set it for large data/bss sections.
23896 Only clear SECTION_WRITE for .lrodata.
23897 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
23899 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
23900 * varasm.c (default_elf_asm_named_section): Grow flagchars.
23901 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
23903 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
23904 * doc/tm.texi: Regenerate.
23906 2016-04-26 Jakub Jelinek <jakub@redhat.com>
23909 * configure.ac (--enable-checking): Document extra flag, for
23910 non-release builds default to --enable-checking=yes,extra.
23911 If misc checking and extra checking, define CHECKING_P to 2 instead
23913 * common.opt (fchecking=): Add.
23914 * doc/invoke.texi (-fchecking=): Document.
23915 * doc/install.texi: Document --enable-checking changes.
23916 * configure: Regenerated.
23917 * config.in: Regenerated.
23919 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
23921 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
23922 attribute instead of which_alternative.
23923 * config/i386/sse.md (*mov<mode>_internal): Ditto.
23924 Use EXT_REX_SSE_REG_P where appropriate.
23926 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
23928 * config/i386/predicates.md (const0_operand): Do not match
23929 const_wide_int code.
23930 (const1_operand): Ditto.
23932 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
23934 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
23935 for SSE constm1 operands and TARGET_AVX512VL.
23936 (*movti_internal): Ditto.
23937 (*mov<mode>_or): Use constm1_operand predicate.
23938 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
23939 for SSE vector_all_ones operands and TARGET_AVX512VL.
23940 * config/i386/predicates.md (constm1_operand): New predicate.
23941 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
23942 emission of constant -1 load.
23944 2016-04-25 Jason Merrill <jason@redhat.com>
23946 * gdbinit.in: Skip is-a.h.
23948 * attribs.c (register_scoped_attributes): Fix logic.
23949 * attribs.h: Declare register_scoped_attributes.
23951 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23953 * config/rs6000/rs6000-builtin.def: Correct pasto error for
23954 stxvd2x and stxvw4x built-in functions.
23956 2016-04-25 DJ Delorie <dj@redhat.com>
23958 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
23959 (ashrhi3): Likewise.
23960 (lshrhi3): Likewise.
23962 2016-04-25 Richard Biener <rguenther@suse.de>
23964 PR tree-optimization/70780
23965 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
23966 wasn't visited yet.
23967 (compute_antic): Mark blocks with abnormal preds as visited as
23968 they have a final empty antic-in solution already.
23970 2016-04-25 Michael Collison <michael.collison@linaro.org>
23972 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
23974 2016-04-25 Michael Collison <michael.collison@linaro.org>
23976 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
23977 mode is VQI to improve mixed mode vectorization.
23978 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
23979 define_insn to match low half of signed vaddw.
23980 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
23981 define_insn to match high half of signed vaddw.
23982 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
23983 define_insn to match low half of unsigned vaddw.
23984 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
23985 define_insn to match high half of unsigned vaddw.
23986 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
23987 (arm_simd_check_vect_par_cnst_half_p): Likewise.
23988 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
23990 (arm_simd_check_vect_par_cnst_half_p): Likewise.
23991 * config/arm/predicates.md (vect_par_constant_high): Support
23992 big endian and simplify by calling
23993 arm_simd_check_vect_par_cnst_half
23994 (vect_par_constant_low): Likewise.
23996 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
23998 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
23999 predicate for operand 2.
24001 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
24002 H.J. Lu <hongjiu.lu@intel.com>
24004 * config/i386/i386-protos.h (standard_sse_constant_p): Add
24005 machine_mode argument.
24006 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
24007 constm1_rtx operands. For VOIDmode constants, get mode from
24008 pred_mode. Check mode size if the mode is supported by ABI.
24009 (standard_sse_constant_opcode): Do not use standard_constant_p.
24010 Strictly check ABI support for all-ones operands.
24011 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
24012 immediates. Update calls to standard_sse_constant_p.
24013 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
24014 (ix86_rtx_costs): Ditto.
24015 * config/i386/i386.md (*movxi_internal_avx512f): Use
24016 nonimmediate_or_sse_const_operand instead of vector_move_operand.
24017 Use (v,BC) alternative instead of (v,C). Use register_operand
24018 checks instead of MEM_P.
24019 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
24020 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
24021 isa attribute. Use register_operand checks instead of MEM_P.
24022 (*movti_internal): Use nonimmediate_or_sse_const_operand for
24023 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
24024 alternative and corresponding sse2 isa attribute.
24025 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
24026 to standard_sse_constant_p.
24027 (FP constant splitters): Ditto.
24028 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
24030 * config/i386/predicates.md (constm1_operand): Remove.
24031 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
24032 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
24033 vector_all_ones_operand instead of constm1_operand.
24035 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24037 * print-rtl.c (print_rtx_insn_vec): New function.
24038 * print-rtl.h: New prototype.
24039 * store-motion.c (struct st_expr): Make avail_stores a vector.
24040 (st_expr_entry): Adjust.
24041 (free_st_expr_entry): Likewise.
24042 (print_store_motion_mems): Likewise.
24043 (find_moveable_store): Likewise.
24044 (compute_store_table): Likewise.
24045 (delete_store): Likewise.
24046 (build_store_vectors): Likewise.
24048 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24050 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
24052 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24054 * vec.h (vec_safe_contains): New function.
24055 (vec::contains): Likewise.
24056 (vec::begin): Likewise.
24057 (vec::end): Likewise.
24059 2016-04-23 Jakub Jelinek <jakub@redhat.com>
24062 * cfgexpand.c (expand_stack_vars): Fix typo.
24064 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24066 * system.h (list, map, set, vector): Include conditionally.
24067 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
24068 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
24069 * ipa-icf.c (INCLUDE_LIST): Define.
24070 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
24071 * config/sh/sh.c (INCLUDE_VECTOR): Define.
24072 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
24073 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
24074 * cp/logic.cc (INCLUDE_LIST): Define.
24075 * fortran/trans-common.c (INCLUDE_MAP): Define.
24077 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24079 * auto-profile.c: Remove <string.h> include.
24080 * ipa-icf-gimple.c: Remove <list> include.
24081 * diagnostic.c: Remove <new> include.
24082 * genmatch.c: Likewise.
24083 * pretty-print.c: Likewise.
24084 * toplev.c: Likewise
24085 * c/c-objc-common.c: Likewise.
24086 * cp/error.c: Likewise.
24087 * fortran/error.c: Likewise.
24089 2016-04-22 Richard Biener <rguenther@suse.de>
24091 * lto-streamer-in.c (input_ssa_names): Do not allocate
24092 GIMPLE_NOP for all SSA names.
24093 * lto-streamer-out.c (output_ssa_names): Do not output
24094 SSA names that should have been released.
24096 2016-04-22 Richard Biener <rguenther@suse.de>
24098 PR tree-optimization/70740
24099 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
24102 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
24105 * config/i386/predicates.md (call_insn_operand): Replace
24106 sibcall_memory_operand with memory_operand.
24108 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
24110 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
24111 has_single_use() tests.
24112 (register_edge_assert_for_1): Likewise.
24113 (find_assert_locations_1): Check the liveness bitmap instead of
24114 checking has_single_use().
24116 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
24119 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
24120 Extract AVX-512BW constraint from AVX.
24122 2016-04-21 Richard Biener <rguenther@suse.de>
24124 PR tree-optimization/70725
24125 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
24126 for phi_convertible_by_degenerating_args.
24127 (predicate_all_scalar_phis): Handle single-argument PHIs.
24129 2016-04-21 Richard Biener <rguenther@suse.de>
24131 PR middle-end/70747
24132 * fold-const.c (fold_comparison): Return properly typed
24135 2016-04-21 Bin Cheng <bin.cheng@arm.com>
24137 PR tree-optimization/70715
24138 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
24139 after expanding BASE using expand_simple_operations.
24141 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24143 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
24144 New transformations.
24146 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24148 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
24150 2016-04-20 Jan Hubicka <jh@suse.cz>
24152 * ipa-inline.c (can_inline_edge_p): Pass caller info to
24153 ultiimate_alias_target.
24154 (update_callee_keys): Likewise.
24155 (lookup_recursive_calls): Likewise.
24156 (speculation_useful_p): Likewise.
24158 2016-04-20 Jan Hubicka <jh@suse.cz>
24161 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
24162 (set_nothrow_flag_1): ... this; handle interposition correctly;
24163 recurse on aliases and thunks.
24164 (cgraph_node::set_nothrow_flag): New.
24165 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
24166 functions compiled with non-call exceptions that binds to current
24168 (propagate_nothrow): Be safe WRT interposition.
24169 * cgraph.h (set_nothrow_flag): Update prototype.
24171 2016-04-18 Jan Hubicka <jh@suse.cz>
24173 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24174 max_loop_iterations_int.
24175 (tree_unswitch_outer_loop): Likewise.
24177 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24179 PR tree-optimization/69489
24180 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
24181 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
24182 Revise dump message.
24183 (if_convertible_bb_p): Remove check on edge count of basic block's
24186 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24188 PR tree-optimization/56625
24189 PR tree-optimization/69489
24190 * tree-data-ref.h (DR_INNERMOST): New macro.
24191 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
24192 hashing struct innermost_loop_behavior.
24193 (ref_DR_map): Remove.
24194 (innermost_DR_map): New map.
24195 (baseref_DR_map): Revise comment.
24196 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
24197 to innermost_DR_map accroding to its innermost loop behavior.
24198 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
24199 to its innermost loop behavior.
24200 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
24201 Add initialization for innermost_DR_map. Record memory reference
24202 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
24203 have innermost loop behavior.
24204 (if_convertible_loop_p): Remove release for ref_DR_map. Release
24207 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
24209 * config/i386/i386.md (*lea<mode>_general_1): Rename from
24210 *lea_general_1. Use explicit SWI12 mode interator.
24211 (*lea<mode>_general_2): Rename from *lea_general_2.
24212 Use explicit SWI12 mode interator.
24213 (*lea<mode>_general_3): Rename from *lea_general_3.
24214 Use explicit SWI12 mode interator.
24215 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
24216 Use explicit SWI12 mode interator.
24217 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
24218 Use explicit SWI48 mode interator.
24220 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24222 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
24223 Short-cut unaligned load and store cases. Handle all integer
24225 (ix86_expand_vector_move_misalign): Short-cut unaligned load
24226 and store cases. Call ix86_avx256_split_vector_move_misalign
24227 directly without checking mode class.
24229 2016-04-20 Andrew Pinski <apinski@cavium.com>
24230 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24233 * config/aarch64/aarch64.md (sibcall): Force call
24234 address to be DImode for ILP32.
24235 (sibcall_value): Likewise.
24237 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24239 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
24241 2016-04-20 Richard Biener <rguenther@suse.de>
24243 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
24244 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
24245 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
24246 (maybe_push_res_to_seq): Adjust.
24247 * gimple-fold.c (maybe_build_generic_op): Likewise.
24249 2016-04-20 Marek Polacek <polacek@redhat.com>
24251 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
24254 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
24256 * config/i386/sse.md (vec_unpacks_lo_hi): Always
24257 use kmovw to support AVX512F target.
24259 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24261 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
24263 2016-04-20 Marek Polacek <polacek@redhat.com>
24265 PR tree-optimization/70725
24266 * tree-if-conv.c (is_false_predicate): New function.
24267 (predicate_mem_writes): Use it.
24269 2016-04-20 Richard Biener <rguenther@suse.de>
24271 PR tree-optimization/70726
24272 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
24273 shift amounts from a pattern stmt operand.
24275 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24278 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
24279 stack_restore_from_fpr pattern when restoring r15.
24280 (s390_optimize_prologue): Strip away the memory barrier in the
24281 parallel when trying to get rid of restore insns.
24282 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
24283 definition for loading the stack pointer from an FPR. Compared to
24284 the normal move insn this pattern includes a full memory barrier.
24286 2016-04-19 Jakub Jelinek <jakub@redhat.com>
24288 PR middle-end/70680
24289 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
24290 implicitly linear or lastprivate iterator on the outer context.
24292 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24294 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
24296 * config/i386/i386.md (ssememalign): Removed.
24297 * config/i386/sse.md: Remove ssememalign attribute from patterns.
24299 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24302 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
24303 const short * to __builtin_ia32_loaddquhi512_mask.
24304 (_mm512_maskz_loadu_epi16): Likewise.
24305 (_mm512_mask_storeu_epi16): Pass short * to
24306 __builtin_ia32_storedquhi512_mask.
24307 (_mm512_mask_loadu_epi8): Pass const char * to
24308 __builtin_ia32_loaddquqi512_mask.
24309 (_mm512_maskz_loadu_epi8): Likewise.
24310 (_mm512_mask_storeu_epi8): Pass char * to
24311 __builtin_ia32_storedquqi512_mask.
24312 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
24313 const double * to __builtin_ia32_loadupd512_mask.
24314 (_mm512_mask_loadu_pd): Likewise.
24315 (_mm512_maskz_loadu_pd): Likewise.
24316 (_mm512_storeu_pd): Pass double * to
24317 __builtin_ia32_storeupd512_mask.
24318 (_mm512_mask_storeu_pd): Likewise.
24319 (_mm512_loadu_ps): Pass const float * to
24320 __builtin_ia32_loadups512_mask.
24321 (_mm512_mask_loadu_ps): Likewise.
24322 (_mm512_maskz_loadu_ps): Likewise.
24323 (_mm512_storeu_ps): Pass float * to
24324 __builtin_ia32_storeups512_mask.
24325 (_mm512_mask_storeu_ps): Likewise.
24326 (_mm512_mask_loadu_epi64): Pass const long long * to
24327 __builtin_ia32_loaddqudi512_mask.
24328 (_mm512_maskz_loadu_epi64): Likewise.
24329 (_mm512_mask_storeu_epi64): Pass long long *
24330 to __builtin_ia32_storedqudi512_mask.
24331 (_mm512_loadu_si512): Pass const int * to
24332 __builtin_ia32_loaddqusi512_mask.
24333 (_mm512_mask_loadu_epi32): Likewise.
24334 (_mm512_maskz_loadu_epi32): Likewise.
24335 (_mm512_storeu_si512): Pass int * to
24336 __builtin_ia32_storedqusi512_mask.
24337 (_mm512_mask_storeu_epi32): Likewise.
24338 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
24339 char * to __builtin_ia32_storedquqi256_mask.
24340 (_mm_mask_storeu_epi8): Likewise.
24341 (_mm256_mask_loadu_epi16): Pass const short * to
24342 __builtin_ia32_loaddquhi256_mask.
24343 (_mm256_maskz_loadu_epi16): Likewise.
24344 (_mm_mask_loadu_epi16): Pass const short * to
24345 __builtin_ia32_loaddquhi128_mask.
24346 (_mm_maskz_loadu_epi16): Likewise.
24347 (_mm256_mask_loadu_epi8): Pass const char * to
24348 __builtin_ia32_loaddquqi256_mask.
24349 (_mm256_maskz_loadu_epi8): Likewise.
24350 (_mm_mask_loadu_epi8): Pass const char * to
24351 __builtin_ia32_loaddquqi128_mask.
24352 (_mm_maskz_loadu_epi8): Likewise.
24353 (_mm256_mask_storeu_epi16): Pass short * to.
24354 __builtin_ia32_storedquhi256_mask.
24355 (_mm_mask_storeu_epi16): Pass short * to.
24356 __builtin_ia32_storedquhi128_mask.
24357 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
24358 const double * to __builtin_ia32_loadupd256_mask.
24359 (_mm256_maskz_loadu_pd): Likewise.
24360 (_mm_mask_loadu_pd): Pass onst double * to
24361 __builtin_ia32_loadupd128_mask.
24362 (_mm_maskz_loadu_pd): Likewise.
24363 (_mm256_mask_storeu_pd): Pass double * to
24364 __builtin_ia32_storeupd256_mask.
24365 (_mm_mask_storeu_pd): Pass double * to
24366 __builtin_ia32_storeupd128_mask.
24367 (_mm256_mask_loadu_ps): Pass const float * to
24368 __builtin_ia32_loadups256_mask.
24369 (_mm256_maskz_loadu_ps): Likewise.
24370 (_mm_mask_loadu_ps): Pass const float * to
24371 __builtin_ia32_loadups128_mask.
24372 (_mm_maskz_loadu_ps): Likewise.
24373 (_mm256_mask_storeu_ps): Pass float * to
24374 __builtin_ia32_storeups256_mask.
24375 (_mm_mask_storeu_ps): ass float * to
24376 __builtin_ia32_storeups128_mask.
24377 (_mm256_mask_loadu_epi64): Pass const long long * to
24378 __builtin_ia32_loaddqudi256_mask.
24379 (_mm256_maskz_loadu_epi64): Likewise.
24380 (_mm_mask_loadu_epi64): Pass const long long * to
24381 __builtin_ia32_loaddqudi128_mask.
24382 (_mm_maskz_loadu_epi64): Likewise.
24383 (_mm256_mask_storeu_epi64): Pass long long * to
24384 __builtin_ia32_storedqudi256_mask.
24385 (_mm_mask_storeu_epi64): Pass long long * to
24386 __builtin_ia32_storedqudi128_mask.
24387 (_mm256_mask_loadu_epi32): Pass const int * to
24388 __builtin_ia32_loaddqusi256_mask.
24389 (_mm256_maskz_loadu_epi32): Likewise.
24390 (_mm_mask_loadu_epi32): Pass const int * to
24391 __builtin_ia32_loaddqusi128_mask.
24392 (_mm_maskz_loadu_epi32): Likewise.
24393 (_mm256_mask_storeu_epi32): Pass int * to
24394 __builtin_ia32_storedqusi256_mask.
24395 (_mm_mask_storeu_epi32): Pass int * to
24396 __builtin_ia32_storedqusi128_mask.
24397 * config/i386/i386-builtin-types.def (PCSHORT): New.
24398 (PINT64): Likewise.
24399 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
24400 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
24401 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
24402 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
24403 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
24404 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
24405 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
24406 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
24407 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
24408 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
24409 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
24410 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
24411 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
24412 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
24413 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
24414 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
24415 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
24416 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
24417 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
24418 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
24419 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
24420 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
24421 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
24422 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
24423 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
24424 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
24425 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
24426 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
24427 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
24428 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
24429 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
24430 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
24431 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
24432 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
24433 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
24434 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
24435 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
24436 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
24437 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
24438 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
24439 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
24440 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
24441 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
24442 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
24443 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
24444 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
24445 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
24446 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
24447 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
24449 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
24450 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
24452 (ix86_expand_vector_move_misalign): Likewise.
24453 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
24454 to scalar function prototype for unaligned load/store builtins.
24455 (ix86_expand_special_args_builtin): Updated.
24456 * config/i386/sse.md (UNSPEC_LOADU): Removed.
24457 (UNSPEC_STOREU): Likewise.
24458 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
24459 (VI_ULOADSTORE_F_AVX512VL): Likewise.
24460 (ssescalarsize): Handle V4TI, V2TI and V1TI.
24461 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
24462 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
24463 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
24464 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
24465 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
24466 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
24467 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
24468 (<avx512>_storedqu<mode>_mask): Likewise.
24469 (*sse4_2_pcmpestr_unaligned): Likewise.
24470 (*sse4_2_pcmpistr_unaligned): Likewise.
24471 (*mov<mode>_internal): Renamed to ...
24472 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
24473 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
24474 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
24475 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
24477 2016-04-19 Richard Biener <rguenther@suse.de>
24479 PR tree-optimization/70171
24480 * tree-ssa-phiprop.c: Include stor-layout.h.
24481 (phiprop_insert_phi): Handle the aggregate copy case.
24482 (propagate_with_phi): Likewise.
24484 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
24486 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
24487 instead of simplify_gen_subreg (... , 0).
24488 (ix86_delegitimize_address): Ditto.
24489 (ix86_split_divmod): Ditto.
24490 (ix86_split_copysign_const): Ditto.
24491 (ix86_split_copysign_var): Ditto.
24492 (ix86_expand_args_builtin): Ditto.
24493 (ix86_expand_round_builtin): Ditto.
24494 (ix86_expand_special_args_builtin): Ditto.
24495 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
24496 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
24497 (udivmodqi4): Ditto.
24498 (absneg splitters): Ditto.
24499 (*jcc_bt<mode>_1): Ditto.
24501 2016-04-19 Richard Biener <rguenther@suse.de>
24503 PR tree-optimization/70724
24504 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
24505 restoring out from ...
24506 (free_scc_vn): ... here.
24507 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
24508 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
24510 (pass_fre::execute): Restore SSA info.
24512 2016-04-19 Richard Biener <rguenther@suse.de>
24514 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
24515 * gimple-walk.c (walk_gimple_op): Initialize it.
24516 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
24517 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
24518 remapping SSA names of defs.
24519 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
24522 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
24524 PR middle-end/70689
24525 * lra-constraints.c (equiv_substition_p): New.
24526 (process_alt_operands): Use it.
24527 (swap_operands): Swap it.
24528 (curr_insn_transform): Update it.
24530 2016-04-18 Michael Matz <matz@suse.de>
24532 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
24533 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
24534 * tree-core.h (tree_type_common.align): Use bit-field.
24535 (tree_type_common.spare): New.
24536 (tree_decl_common.off_align): Make smaller.
24537 (tree_decl_common.align): Use bit-field.
24539 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
24540 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
24541 (scan_sharing_clauses): Ditto.
24542 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
24543 (omp_finish_file): Ditto.
24544 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
24545 (layout_decl): Ditto.
24546 (relayout_decl): Ditto.
24547 (finalize_record_size): Use SET_TYPE_ALIGN.
24548 (finalize_type_size): Ditto.
24549 (finish_builtin_struct): Ditto.
24550 (layout_type): Ditto.
24551 (initialize_sizetypes): Ditto.
24552 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
24553 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
24554 (lookup_field_for_decl): Use SET_DECL_ALIGN.
24555 (get_chain_field): Ditto.
24556 (get_trampoline_type): Ditto.
24557 (get_nl_goto_field): Ditto.
24558 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
24560 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
24561 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
24562 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
24563 (build_qualified_type): Use SET_TYPE_ALIGN.
24564 (build_aligned_type, build_range_type_1): Ditto.
24565 (build_atomic_base): Ditto.
24566 (build_common_tree_nodes): Ditto.
24567 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
24568 (expand_one_stack_var_at): Ditto.
24569 * coverage.c (build_var): Use SET_DECL_ALIGN.
24570 * except.c (init_eh): Ditto.
24571 * function.c (assign_parm_setup_block): Ditto.
24572 * symtab.c (increase_alignment_1): Ditto.
24573 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
24574 * tree-vect-stmts.c (ensure_base_align): Ditto.
24575 * varasm.c (align_variable): Ditto.
24576 (assemble_variable): Ditto.
24577 (build_constant_desc): Ditto.
24578 (output_constant_def_contents): Ditto.
24580 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
24581 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
24582 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
24583 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
24584 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
24586 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
24589 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
24590 replace %vmovsd with "%vmovq".
24591 (vec_concatv2df): Likewise.
24593 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
24595 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
24596 (*vec_extractv2si_0): Ditto.
24597 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
24598 (zero_extended_scalar_load_operand splitters): Ditto.
24599 (vec_extract splitters): Ditto.
24600 (*vec_extractv4si_0_zext): Ditto.
24601 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
24602 and lowpart_subreg.
24603 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
24604 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
24605 (*sse4_1_extractps): Use lowpart_subreg.
24606 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
24608 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24610 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
24612 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
24613 Mention Solaris 11 packaging changes.
24614 Update gas and gld requirements.
24615 Remove reference to pre-Solaris 10 bug.
24616 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
24618 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
24621 2016-04-17 Jan Hubicka <jh@suse.cz>
24623 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
24624 max_loop_iterations_int.
24626 2016-04-18 Richard Biener <rguenther@suse.de>
24628 PR tree-optimization/43434
24629 * tree-ssa-structalias.c (struct vls_data): New.
24630 (visit_loadstore): Handle all pointer-based accesses.
24631 (compute_dependence_clique): Compute a bitmap of restrict tags
24632 assigned bases and pass it to visit_loadstore.
24634 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
24637 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
24638 armv8.1-a and armv8.1-a+crc.
24640 2016-04-18 Richard Biener <rguenther@suse.de>
24642 PR tree-optimization/70701
24643 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
24644 references after translating through a memcpy.
24646 2016-04-18 Richard Biener <rguenther@suse.de>
24648 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
24649 (compute_antic): ... here. For partial antic use regular
24650 postorder and scrap iteration.
24651 (compute_partial_antic_aux): Remove unused return value.
24652 (init_pre): Do not allocate postorder.
24653 (fini_pre): Do not free postorder.
24655 2016-04-18 Richard Biener <rguenther@suse.de>
24657 PR middle-end/37870
24658 * expmed.c (extract_bit_field_1): Remove broken case
24659 using a wider MODE_INT mode.
24661 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
24663 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
24664 unless compiling with at least GCC-4.8.
24666 2016-04-17 Jan Hubicka <jh@suse.cz>
24669 * graphite.c (graphite_finalize): Update call to
24670 tree_estimate_probability.
24671 * predict.h (tree_estimate_probability): Update prototype.
24673 2016-04-17 Jan Hubicka <jh@suse.cz>
24675 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
24676 (tree_estimate_probability): Likewise.
24677 (pass_profile::execute): Update.
24678 (report_predictor_hitrates): New function.
24679 * profile.c (compute_branch_probabilities): Use it.
24680 * predict.h (report_predictor_hitrates): Declare.
24682 2016-04-17 Jan Hubicka <jh@suse.cz>
24685 * cgraph.h (cgraph_node::set_const_flag,
24686 cgraph_node::set_pure_flag): Update prototype to return bool;
24688 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
24689 of interposable symbol are interposable, too.
24690 (cgraph_set_const_flag_1): Rename to ...
24691 (set_const_flag_1): ... this one; change to self recursive function
24692 instead of call_for_symbol_thunks_and_aliases. Handle correctly
24693 clearnig the flag in all variants and also virtual thunks of const
24694 functions are pure; track if any change was done.
24695 (cgraph_node::set_const_flag): Update.
24696 (struct set_pure_flag_info): New struct.
24697 (cgraph_set_pure_flag_1): Rename to ...
24698 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
24699 rather than pointer encoded flags; track if any changes was done;
24700 handle correctly clearning flag and setting flag of aliases already
24702 (cgraph_node::set_pure_flag): Update.
24703 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
24705 2016-04-17 Tom de Vries <tom@codesourcery.com>
24708 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
24709 backslash in label.
24711 2016-04-17 Tom de Vries <tom@codesourcery.com>
24713 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
24714 '{}<> ' as escape-for-record.
24716 2016-04-17 Tom de Vries <tom@codesourcery.com>
24718 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
24721 2016-04-17 Tom de Vries <tom@codesourcery.com>
24724 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
24725 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
24726 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
24727 * passes.c (finish_optimization_passes): Only call
24728 finish_graph_dump_file if dfi->graph_dump_initialized.
24729 (execute_function_dump, pass_init_dump_file): Use
24730 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
24732 2016-04-17 Tom de Vries <tom@codesourcery.com>
24734 PR tree-optimization/70256
24735 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
24736 (debug_varmap): New function.
24738 2016-04-17 Tom de Vries <tom@codesourcery.com>
24741 * passes.c (pass_manager::register_pass): Propagate pflags.
24743 2016-04-17 Tom de Vries <tom@codesourcery.com>
24746 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
24747 * passes.c (pass_manager::pass_manager): Declare and init p_start in
24748 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
24749 check if it's equal to p_start.
24750 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
24752 2016-04-15 Jan Hubicka <jh@suse.cz>
24755 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
24756 function does not bind to current def.
24757 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
24758 handle conservatively calls to functions that does not need to bind
24760 (check_call): Update call of worse_state.
24761 (ignore_edge_for_nothrow): Update.
24762 (ignore_edge_for_pure_const): Likewise.
24763 (propagate_pure_const): Update calls to worse_state.
24764 (skip_function_for_local_pure_const): Reformat comments.
24766 2016-04-15 Jan Hubicka <jh@suse.cz>
24769 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
24770 (cgraph_node::function_symbol): Likewise.
24771 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
24772 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
24773 (symtab_node::ultimate_alias_target): Add REF parameter.
24774 (symtab_node::binds_to_current_def_p): Declare.
24775 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
24776 (cgraph_node::function_symbol): Likewise.
24777 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
24778 (cgraph_node::get_availability): Likewise.
24779 (cgraph_edge::binds_to_current_def_p): New inline function.
24780 (varpool_node::get_availability): Add REF parameter.
24781 (varpool_node::ultimate_alias_target): Likewise.
24782 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
24783 (symtab_node::binds_to_current_def_p): Likewise.
24784 * varpool.c (varpool_node::get_availability): Likewise.
24786 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
24789 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
24790 Fix mode size check.
24792 2016-04-15 Jakub Jelinek <jakub@redhat.com>
24794 * BASE-VER: Set to 7.0.0.
24796 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
24798 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
24800 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24802 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
24803 architecture revisions.
24805 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
24807 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
24808 * config/i386/i386.c (ix86_using_red_zone): No longer static.
24809 * config/i386/i386.md (stack decrement to push peepholes): Guard
24810 with !x86_using_red_zone ().
24812 2016-04-15 Jakub Jelinek <jakub@redhat.com>
24815 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
24816 to dump_generic_node.
24817 (NIY): Pass also flags to do_niy.
24819 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
24821 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
24822 (simd_clone_vector_of_formal_parm_types)
24823 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
24824 (simd_clone_mangle, simd_clone_create)
24825 (simd_clone_adjust_return_type, create_tmp_simd_array)
24826 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
24827 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
24828 (ipa_simd_modify_function_body, simd_clone_linear_addend)
24829 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
24830 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
24831 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
24832 * omp-simd-clone.c: ... this new file.
24833 (simd_clone_vector_of_formal_parm_types): Make it static.
24834 * Makefile.in (OBJS): Add omp-simd-clone.o.
24836 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
24839 * config/i386/sse.md: Use proper memory operand modifiers.
24842 2016-04-15 Richard Biener <rguenther@suse.de>
24843 Alan Modra <amodra@gmail.com>
24845 PR tree-optimization/70130
24846 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
24847 when alignment stays not the same and no not use the realign
24850 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24853 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24854 direct move handlers for KFmode. Change TFmode handlers test from
24855 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
24857 2016-04-14 Jakub Jelinek <jakub@redhat.com>
24860 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
24861 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
24862 (inlined_polymorphic_ctor_dtor_block_p): Use it.
24863 * tree-ssa-live.c (remove_unused_scope_block_p): When
24864 in_ctor_dtor_block, avoid discarding not just BLOCKs with
24865 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
24866 block_ultimate_origin is FUNCTION_DECL.
24867 (remove_unused_locals): If current_function_decl is
24868 polymorphic_ctor_dtor_p, pass initial true to
24869 remove_unused_scope_block_p' is_ctor_dtor_block.
24871 2016-04-14 Martin Sebor <msebor@redhat.com>
24876 * doc/extend.texi (Variable Length): Revert.
24878 2016-04-14 Marek Polacek <polacek@redhat.com>
24879 Jan Hubicka <hubicka@ucw.cz>
24882 * tree.c (verify_type): Disable the canonical type of main variant
24885 2016-04-14 Jason Merrill <jason@redhat.com>
24887 * cfgexpand.c, expr.c: Revert previous change.
24889 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
24891 PR middle-end/70643
24892 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
24893 when building a mem ref for the incoming reduction variable.
24895 2016-04-14 Richard Biener <rguenther@suse.de>
24897 PR tree-optimization/70614
24898 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
24899 loop if the evolution dropped to chrec_dont_know.
24900 (interpret_condition_phi): Likewise.
24902 2016-04-14 Richard Biener <rguenther@suse.de>
24904 PR tree-optimization/70623
24905 * tree-ssa-pre.c (changed_blocks): Make global ...
24906 (compute_antic): ... local here. Move and fix worklist
24907 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
24908 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
24909 worklist handling, dump when ANTIC_IN changed.
24910 (compute_partial_antic_aux): Remove worklist handling.
24911 (init_pre): Do not compute post dominators. Add a comment about
24912 the CFG order chosen.
24913 (fini_pre): Do not free post dominators.
24915 2016-04-13 Martin Sebor <msebor@redhat.com>
24920 * doc/extend.texi (Variable Length): Document C++ specifics.
24922 2016-04-13 Jakub Jelinek <jakub@redhat.com>
24925 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
24926 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
24927 eh edges have been purged.
24930 * tree-sra.c (create_access_replacement,
24931 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
24933 * tree-pretty-print.c (dump_fancy_name): New function.
24934 (dump_decl_name, dump_generic_node): Use it.
24936 2016-04-13 Jason Merrill <jason@redhat.com>
24938 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
24939 * expr.c (expand_expr_real_1): Likewise.
24941 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
24943 * config/i386/i386.md (kunpckhi): Swap operands.
24944 (kunpcksi): Likewise.
24945 (kunpckdi): Likewise.
24946 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
24947 (vec_pack_trunc_<mode>): Likewise.
24949 2016-04-13 Jakub Jelinek <jakub@redhat.com>
24952 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
24954 PR middle-end/70633
24955 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
24956 gimplification turns some element into non-constant.
24959 * rtl.h (convert_memory_address_addr_space_1): New prototype.
24960 * explow.c (convert_memory_address_addr_space_1): No longer static,
24961 add NO_EMIT argument and don't call convert_modes if true, pass
24962 it down recursively, remove break after return.
24963 (convert_memory_address_addr_space): Adjust caller.
24964 * simplify-rtx.c (simplify_unary_operation_1): Call
24965 convert_memory_address_addr_space_1 instead of convert_memory_address,
24966 if it returns NULL, don't simplify.
24968 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
24971 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
24973 2016-04-12 Jakub Jelinek <jakub@redhat.com>
24975 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
24976 Bump the upper SIMDLEN limits, so that if the return type or
24977 characteristic type if the return type is void can be passed in
24978 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
24981 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
24984 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
24985 Do not use "=" constraint on an input constraint.
24986 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
24987 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
24988 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
24989 generates (neg (abs ...)) instead of (abs ...).
24991 2016-04-12 Jakub Jelinek <jakub@redhat.com>
24993 PR rtl-optimization/70596
24994 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
24995 just invalidate LRA data and reset them. Adjust dump wording.
24997 2016-04-12 Martin Liska <mliska@suse.cz>
25000 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25002 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
25004 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25005 max_loop_iterations_int.
25006 (tree_unswitch_outer_loop): Likewise.
25007 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
25008 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
25010 2016-04-12 Tom de Vries <tom@codesourcery.com>
25012 PR tree-optimization/68756
25013 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
25014 instead of new_name.
25016 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25018 PR tree-optimization/70602
25019 * tree-sra.c (generate_subtree_copies): Don't write anything into
25020 constant pool decls.
25022 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
25023 regardless whether there are depend clauses or not.
25025 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
25028 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
25029 target attribute and pragma from changing the -mfloat128
25030 and -mfloat128-hardware options.
25032 * doc/extend.texi (Additional Floating Types): Document PowerPC
25033 __float128 restrictions.
25035 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25038 * config/aarch64/driver-aarch64.c
25039 (aarch64_get_extension_string_for_isa_flags): New.
25040 (arch_extension): Rename to...
25041 (aarch64_arch_extension): ...This.
25042 (ext_to_feat_string): Rename to...
25043 (aarch64_extensions): ...This.
25044 (aarch64_core_data): Keep track of architecture extension flags.
25045 (cpu_data): Rename to...
25046 (aarch64_cpu_data): ...This.
25047 (aarch64_arch_driver_info): Keep track of architecture extension
25049 (get_arch_name_from_id): Rename to...
25050 (get_arch_from_id): ...This, change return type.
25051 (host_detect_local_cpu): Update and reformat for renames, handle
25052 extensions through common infrastructure.
25054 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25057 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
25058 track of a canonical flag name.
25059 (all_extensions): Likewise.
25060 (arch_to_arch_name): Also track extension flags enabled by the arch.
25061 (all_architectures): Likewise.
25062 (aarch64_parse_extension): Move to here.
25063 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
25065 (aarch64_rewrite_selected_cpu): Update for above change.
25066 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
25067 are handled, such that the single explicit value enabled by an
25068 extension is kept seperate from the implicit values it also enables.
25069 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
25071 (aarch64_parse_extension): New.
25072 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
25073 here to config/aarch64/aarch64-protos.h.
25074 (aarch64_parse_extension): Move from here to
25075 common/config/aarch64/aarch64-common.c.
25076 (aarch64_option_print): Update.
25077 (aarch64_declare_function_name): Likewise.
25078 (aarch64_start_file): Likewise.
25079 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
25080 the canonical flag for extensions.
25081 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
25084 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25086 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
25089 2016-04-09 Tom de Vries <tom@codesourcery.com>
25091 PR tree-optimization/68953
25092 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
25093 first to last subscript.
25095 2016-04-09 Jakub Jelinek <jakub@redhat.com>
25097 PR tree-optimization/70586
25098 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
25101 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
25105 PR tree-optimization/70373
25106 PR middle-end/70533
25107 PR middle-end/70534
25108 PR middle-end/70535
25109 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
25110 clauses for acc parallel reductions as necessary. Error on those
25112 * omp-low.c (scan_sharing_clauses): Don't install variables which
25113 are used in acc parallel reductions.
25114 (lower_rec_input_clauses): Remove dead code.
25115 (lower_oacc_reductions): Add support for reference reductions.
25116 (lower_reduction_clauses): Remove dead code.
25117 (lower_omp_target): Don't remap variables appearing in acc parallel
25119 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
25121 2016-04-08 Jakub Jelinek <jakub@redhat.com>
25123 PR middle-end/70593
25124 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
25125 with multiple SSA_NAME defs, force the outputs other than first
25126 to be live before calling live_track_process_def on each output.
25128 PR rtl-optimization/70574
25129 * fwprop.c (forward_propagate_and_simplify): Don't add
25130 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
25131 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
25132 paradoxical subregs within *loc.
25134 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
25136 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
25137 -ftree-parallelize-loops={0,1}.
25138 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
25139 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
25140 * config/ia64/hpux.h (LIB_SPEC): Likewise.
25141 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
25142 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
25144 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
25147 * asan.c (instrument_derefs): If we get unknown location, extract it
25148 with EXPR_LOCATION.
25149 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
25151 2016-04-08 Tom de Vries <tom@codesourcery.com>
25153 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
25154 implicit firstprivate clause.
25156 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25159 * config/arm/thumb2.md (tst + branch-> lsls + branch
25160 peephole below *orsi_not_shiftsi_si): Require that condition
25161 register is dead after the peephole.
25162 (second peephole after the above): Likewise.
25164 2016-04-08 Alan Modra <amodra@gmail.com>
25167 * builtins.c (fold_builtin_classify): For IBM extended precision,
25168 look at just the high-order double to test for NaN.
25169 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
25170 test just the high double for Inf but both doubles for subnormal
25173 2016-04-07 Jakub Jelinek <jakub@redhat.com>
25175 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
25176 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
25177 node->simdclone->mask_mode != VOIDmode masks.
25178 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
25179 earlier, use it instead of node->simdclone.
25180 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25181 Set clonei->mask_mode.
25183 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25186 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
25187 Pass it through to cp_parser_already_scoped_statement.
25188 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
25189 it through to cp_parser_statement.
25190 (cp_parser_statement): Pass IF_P through to
25191 cp_parser_iteration_statement.
25192 (cp_parser_pragma): Adjust call to
25193 cp_parser_iteration_statement.
25195 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25198 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
25199 resolve a future -Wparentheses warning.
25200 * omp-low.c (scan_sharing_clauses): Likewise.
25201 * tree-parloops.c (eliminate_local_variables): Likewise.
25203 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
25205 PR rtl-optimization/70398
25206 * lra-constraints.c (process_address_1): Check zero scale and code
25207 for reloading with zero scale.
25209 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
25211 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
25212 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
25214 2016-04-06 Jakub Jelinek <jakub@redhat.com>
25216 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25217 Add support for AVX512F clones, include them by default for
25218 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
25219 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
25222 PR middle-end/70550
25223 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
25224 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
25225 firstprivate clauses.
25226 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
25227 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
25228 (lower_omp_target): Set TREE_NO_WARNING for
25229 non-addressable possibly uninitialized vars which are copied into
25230 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
25232 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
25234 * config/pa/predicates.md (integer_store_memory_operand): Accept
25235 REG+D operands with a large offset when reload_in_progress is true.
25236 (floating_point_store_memory_operand): Likewise.
25238 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25241 * match.pd (nested int casts): Limit to GIMPLE.
25243 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
25246 * ipa-devirt.c (maybe_record_node): Fix comment; use
25247 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
25249 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25251 PR rtl-optimization/70542
25252 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
25253 if there are any uses other than insn or debug insns.
25255 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
25256 Jakub Jelinek <jakub@redhat.com>
25258 PR tree-optimization/70509
25259 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
25260 Shift HOST_WIDE_INT_1U instead of 1.
25262 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
25264 PR tree-optimization/70509
25265 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
25266 of the vector base type for index.
25268 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
25271 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
25273 2016-04-05 Richard Biener <rguenther@suse.de>
25275 PR tree-optimization/70526
25276 * tree-sra.c (build_ref_for_offset): Use prev_base to
25277 extract the alias pointer type.
25279 2016-04-05 Richard Biener <rguenther@suse.de>
25281 * dse.c (struct store_info): Remove alias_set member.
25282 (struct read_info_type): Likewise.
25283 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
25284 spill_deleted, clear_alias_set_lookup): Remove.
25285 (get_group_info): Remove dead base == NULL_RTX case.
25286 (dse_step0): Remove initialization of removed variables.
25287 (delete_dead_store_insn): Reomve alias set dumping.
25288 (free_read_records): Remove alias_set handling.
25289 (canon_address): Remove alias_set_out parameter.
25290 (record_store): Remove spill_alias_set, it's always zero.
25291 (check_mem_read_rtx): Likewise.
25292 (dse_step2): Rename from ...
25293 (dse_step2_nospill): ... this. Adjust.
25294 (scan_stores): Rename from ...
25295 (scan_stores_nospill): ... this.
25296 (scan_reads): Rename from ...
25297 (scan_reads_nospill): ... this.
25298 (scan_stores_spill, scan_reads_spill): Remove.
25299 (dse_step3_scan): Remove for_spills argument which is always false.
25300 (dse_step3): Likewise.
25301 (dse_step5): Rename from ...
25302 (dse_step5_nospill): ... this. Remove alias_set handling.
25303 (rest_of_handle_dse): Adjust.
25305 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25308 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
25309 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
25310 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
25311 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
25313 2016-04-05 Richard Biener <rguenther@suse.de>
25315 PR middle-end/70499
25316 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
25317 non-register type temporaries into SSA.
25319 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
25322 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
25323 calls when sanitizing.
25324 (possible_polymorphic_call_target_p): Fix formatting.
25326 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25327 Jakub Jelinek <jakub@redhat.com>
25329 PR middle-end/70457
25330 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
25331 to ensure a call statement is compatible with a built-in's
25333 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
25336 2016-04-04 Richard Biener <rguenther@suse.de>
25338 PR rtl-optimization/70484
25339 * rtl.h (canon_output_dependence): Declare.
25340 * alias.c (canon_output_dependence): New function.
25341 * dse.c (record_store): Use canon_output_dependence rather
25342 than canon_true_dependence.
25344 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25347 * cgraph.h (symtab_node::copy_visibility_from): New function.
25348 * symtab.c (symtab_node::copy_visibility_from): New function.
25349 * ipa-visibility.c (optimize_weakref): New function.
25350 (function_and_variable_visibility): Use it.
25352 2016-04-04 Martin Liska <mliska@suse.cz>
25355 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
25356 value that is really in range handled by SBR instruction.
25357 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
25358 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
25359 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
25361 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
25365 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
25366 set, but not for SP_REG operands.
25368 2016-04-02 Martin Sebor <msebor@redhat.com>
25371 * fold-const.c (maybe_nonzero_address): New function.
25372 (fold_comparison): Call it. Fold equality and relational
25373 expressions involving null pointers.
25374 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
25376 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
25378 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
25379 the "Y" constraint (scalar FP 0.0 immediate).
25381 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
25382 Add the "const_double" to the list of operand constraints.
25384 2016-04-01 Jakub Jelinek <jakub@redhat.com>
25386 PR rtl-optimization/70467
25387 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
25388 If low word of the last operand is 0, just emit addition/subtraction
25391 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25394 * config/s390/s390.c (s390_expand_insv): Check for everything
25395 constant instead of just VOIDmode stuff.
25397 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25400 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
25402 2016-04-01 Nathan Sidwell <nathan@acm.org>
25404 * tree.def (TRY_CATCH_EXPR): Correct documentation.
25406 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
25408 PR rtl-optimization/70461
25409 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
25412 2016-03-31 Martin Liska <mliska@suse.cz>
25415 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
25416 a tree value or an immediate integer value to a buffer
25417 that is eventually copied to a BRIG section.
25418 (emit_immediate_operand): Call the function here.
25419 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
25420 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
25421 of class' fields that are removed.
25422 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
25423 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
25424 m_brig_repr_size fields.
25426 2016-03-31 Martin Liska <mliska@suse.cz>
25429 * hsa-gen.c (hsa_function_representation::update_dominance): New
25431 (convert_addr_to_flat_segment): Likewise.
25432 (gen_hsa_memory_set): New alignment argument.
25433 (gen_hsa_ctor_assignment): Likewise.
25434 (gen_hsa_insns_for_single_assignment): Provide alignment
25435 to gen_hsa_ctor_assignment.
25436 (gen_hsa_insns_for_direct_call): Add new argument.
25437 (expand_lhs_of_string_op): New function.
25438 (expand_string_operation_builtin): Likewise.
25439 (expand_memory_copy): New function.
25440 (expand_memory_set): New function.
25441 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
25442 (convert_switch_statements): Change signature.
25443 (generate_hsa): Use a return value of the function.
25444 (pass_gen_hsail::execute): Do not call
25445 convert_switch_statements here.
25446 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
25447 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
25448 (hsa_function_representation::update_dominance): New function.
25450 2016-03-31 Martin Liska <mliska@suse.cz>
25453 * hsa-brig.c (emit_directive_variable): Emit alignment
25454 according to hsa_symbol::m_align.
25455 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
25456 (dump_hsa_symbol): Dump alignment of HSA symbols.
25457 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
25458 (gen_hsa_addr_with_align): New function.
25459 (hsa_bitmemref_alignment): Use newly added function.
25460 (gen_hsa_insns_for_load): Likewise.
25461 (gen_hsa_insns_for_store): Likewise.
25462 (gen_hsa_memory_copy): New argument added.
25463 (gen_hsa_insns_for_single_assignment): Respect
25464 alignment for assignments processed via gen_hsa_memory_copy.
25465 (gen_hsa_insns_for_direct_call): Likewise.
25466 (gen_hsa_insns_for_return): Likewise.
25467 (gen_function_def_parameters): Set default alignment.
25468 * hsa.c (hsa_object_alignment): New function.
25469 (hsa_byte_alignment): Pasted function.
25470 * hsa.h (hsa_symbol::m_align): New field.
25472 2016-03-31 Bin Cheng <bin.cheng@arm.com>
25474 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
25475 scratch field for goto case.
25477 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
25479 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
25481 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
25484 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
25485 (scalar_chain::convert_insn): Call convert_op for reg
25486 moves to handle undefined registers.
25488 2016-03-31 Nathan Sidwell <nathan@acm.org>
25491 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
25492 Assert we don't want to move backwards.
25494 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
25497 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
25499 2016-03-31 Jakub Jelinek <jakub@redhat.com>
25501 PR rtl-optimization/70460
25502 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
25503 with operand from REG_LABEL_OPERAND, instead substitute
25504 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
25505 Don't do anything for REG_NON_LOCAL_GOTO jumps.
25507 2016-03-31 Martin Liska <mliska@suse.cz>
25509 * passes.c (execute_one_pass): Do not call
25510 todo_after for a discarded function.
25512 2016-03-31 Bin Cheng <bin.cheng@arm.com>
25514 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
25515 (no_cost, infinite_cost): Initialize the new field.
25516 (get_computation_cost_at): Record setup cost.
25517 (determine_use_iv_cost_address): Skip cost computation for sub
25518 uses if we can estimate it without losing accuracy.
25520 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25522 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
25524 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25525 max_loop_iterations_int.
25526 (tree_unswitch_outer_loop): Likewise.
25527 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
25528 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
25530 2016-03-30 Richard Biener <rguenther@suse.de>
25532 PR middle-end/70450
25533 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
25535 2016-03-30 Jakub Jelinek <jakub@redhat.com>
25538 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
25539 in gen_blendm expander.
25541 2016-03-30 Nick Clifton <nickc@redhat.com>
25544 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
25545 case where we are already provided with an SImode SUBREG.
25547 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
25550 * config/i386/i386.c (ix86_expand_epilogue): Properly check
25551 conflict between DRAP register and __builtin_eh_return.
25553 2016-03-30 Michael Matz <matz@suse.de>
25554 Richard Biener <rguenther@suse.de>
25557 * ipa-polymorphic-call.c (struct type_change_info): Change
25558 speculative to an unsigned allowing to limit the work we do.
25559 (csftc_abort_walking_p): New inline function..
25560 (check_stmt_for_type_change): Limit the number of may-defs
25561 skipped for speculative devirtualization to
25562 max-speculative-devirt-maydefs.
25563 * params.def (max-speculative-devirt-maydefs): New param.
25564 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
25566 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
25569 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
25572 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
25574 PR tree-optimization/59124
25575 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
25576 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
25578 2016-03-29 Jeff Law <law@redhat.com>
25580 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
25582 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25584 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
25587 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
25589 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
25590 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
25591 gcrt0.o if linking dynamically.
25593 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25596 * ipa-devirt.c (methods_equal_p): New function.
25597 (compare_virtual_tables): Use it.
25598 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
25599 * cgraphclones.c (clone_function_name_1): Use
25600 symbol_table::symbol_suffix_separator.
25601 * coverage.c (build_var): Likewise.
25602 * symtab.c (symbol_table::symbol_suffix_separator): New.
25604 2016-03-29 Jakub Jelinek <jakub@redhat.com>
25606 PR rtl-optimization/70429
25607 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
25608 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
25609 mode != result_mode.
25612 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
25614 PR tree-optimization/70405
25615 * ssa-iterators.h (num_imm_uses): Add missing braces.
25617 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
25619 PR rtl-optimization/68695
25620 * ira-color.c (allocno_copy_cost_saving): New.
25621 (improve_allocation): Use it.
25623 2016-03-29 Richard Henderson <rth@redhat.com>
25625 PR middle-end/70355
25626 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
25628 2016-03-29 Richard Biener <rguenther@suse.de>
25630 PR middle-end/70424
25631 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
25632 use alignment returned by get_pointer_alignment_1 if it is
25633 bigger than BITS_PER_UNIT.
25634 * builtins.c (get_pointer_alignment_1): Do not return true
25635 for alignment extracted from SSA info.
25637 2016-03-28 James Bowman <james.bowman@ftdichip.com>
25639 * config/ft32/ft32.opt (mnodiv): New.
25640 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
25641 * doc/invoke.texi (FT32 Options -mnodiv): New.
25643 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
25646 * config/i386/i386.md (define_split, andn): Fix modes.
25648 2016-03-26 Richard Biener <rguenther@suse.de>
25649 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25652 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
25654 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
25655 as 2nd argument to cl_optimization_restore().
25657 2016-03-25 Richard Henderson <rth@redhat.com>
25660 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
25661 * config/aarch64/aarch64-protos.h: Declare it.
25662 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
25664 2016-03-25 Alan Modra <amodra@gmail.com>
25667 * config/rs6000/constraints.md (j): Simplify.
25668 * config/rs6000/predicates.md (easy_fp_constant): Exclude
25670 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
25671 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
25672 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
25673 in all constraint alternatives.
25674 (movtd_64bit_nodm): Delete "j" constraint alternative.
25676 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
25678 * tree-ssa-propagate.c: Enhance docs for
25679 SSA_PROP_NOT_INTERESTING.
25681 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
25683 * doc/extend.texi: Fix typo in documentation to pure attribute.
25685 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
25688 * config/pa/pa.md (bswapdi2): Use a scratch register.
25690 2016-03-24 Richard Henderson <rth@redhat.com>
25692 PR middle-end/69845
25693 * fold-const.c (extract_muldiv_1): Correct test for multiplication
25696 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
25698 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
25699 using ix86_expand_binary_operator instead of gen_andsi3.
25701 2016-03-24 Richard Biener <rguenther@suse.de>
25703 PR tree-optimization/70396
25704 * tree-vect-stmts.c (vectorizable_comparison): Use
25705 get_vectype_for_scalar_type.
25707 2016-03-24 Richard Biener <rguenther@suse.de>
25709 PR middle-end/70370
25710 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
25711 with register bases.
25713 2016-03-24 Richard Biener <rguenther@suse.de>
25715 PR tree-optimization/70372
25716 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
25717 build_all_ones_cst to also handle vector types correctly.
25719 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
25722 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
25725 2016-03-23 Marek Polacek <polacek@redhat.com>
25728 * doc/invoke.texi: Document -Wignored-attributes.
25730 2016-03-23 Bin Cheng <bin.cheng@arm.com>
25732 PR tree-optimization/69042
25733 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
25734 parameter from 30 to 40.
25736 2016-03-23 Bin Cheng <bin.cheng@arm.com>
25738 PR tree-optimization/69042
25739 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
25740 for use with constant offset stripped in base.
25742 2016-03-23 Richard Biener <rguenther@suse.de>
25744 PR middle-end/70251
25745 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
25746 mode compatibility check.
25747 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
25749 2016-03-23 Jeff Law <law@redhat.com>
25751 PR tree-optimization/64058
25752 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
25754 (struct ssa_conflicts): Move up earlier in the file.
25755 (conflicts_, var_map_): New static variables.
25756 (initialize_conflict_count): New function to initialize the
25757 CONFLICT_COUNT field for each conflict pair.
25758 (compare_pairs): Lazily initialize the conflict count and use it
25759 as the first tie-breaker.
25760 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
25761 and wipe conflicts_ and map_ around the call to qsort. Remove
25762 special case for 2 coalesce pairs.
25763 * bitmap.c (bitmap_count_unique_bits): New function.
25764 (bitmap_count_bits_in_word): New function, extracted from
25766 (bitmap_count_bits): Use bitmap_count_bits_in_word.
25767 * bitmap.h (bitmap_count_unique_bits): Declare it.
25769 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
25772 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
25773 transparent alias chain for decl assembler name.
25774 * config/sol2.c (solaris_assemble_visibility): Likewise.
25776 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25778 * config/arm/arm1020e.md (1020call_op): Reduce reservation
25780 (v10_fdivs): Likewise.
25781 (v10_fdivd): Likewise.
25783 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25786 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
25787 to not call fclose twice on file.
25789 2016-03-23 Jakub Jelinek <jakub@redhat.com>
25791 PR tree-optimization/70354
25792 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
25793 oprnd0 is wider than oprnd1 and there is a cast from the wider
25794 type to oprnd1, mask it with the mask of the narrower type.
25797 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
25798 Optimize TARGET_STV splitters, if high or low word of last argument
25801 2016-03-22 Jeff Law <law@redhat.com>
25804 tree-ssa-threadbackward.c
25805 (fsm_find_control_statement_thread_paths): Correctly distinguish
25806 between old style jump threads vs FSM jump threads.
25808 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
25811 * config/i386/i386.c (scalar_chain::convert_op): Support
25812 uninitialized register usage case.
25814 2016-03-22 Richard Biener <rguenther@suse.de>
25816 PR middle-end/70251
25817 * genmatch.c (gen_transform): Adjust last parameter to a three-state
25819 (capture::gen_transform): ... to change behavior when substituting
25820 a condition into cond or not-cond expr context.
25821 (dt_simplify::gen_1): Adjust.
25822 * gimple-match-head.c: Include gimplify.h for unshare_expr.
25823 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
25824 last change and instead change to
25825 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
25826 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
25828 2016-03-22 Anthony Green <green@moxielogic.com>
25830 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
25831 issue for moxiebox targets.
25832 (CC1PLUS_SPEC): Ditto.
25834 2016-03-22 Richard Biener <rguenther@suse.de>
25836 PR middle-end/70333
25837 * fold-const.c (extract_muldiv_1): Properly perform multiplication
25840 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
25842 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
25844 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
25847 * config/i386/i386.c (def_builtin): Handle
25848 OPTION_MASK_ISA_AVX512VL to be and-ed with other
25850 (const struct builtin_description bdesc_special_args[]):
25851 Remove duplicate ISA bits.
25853 2016-03-22 Jakub Jelinek <jakub@redhat.com>
25856 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
25857 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
25858 in a way that works also for AVX512BW.
25861 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
25862 instead of source if operands[1] is xmm16 and above and
25863 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
25864 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
25867 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
25868 on assign if (*from_p) is a comparison, set it to
25869 TREE_NO_WARNING (*from_p).
25871 2016-03-21 Jakub Jelinek <jakub@redhat.com>
25873 PR middle-end/70326
25874 * lra.c (restore_scratches): Ignore deleted insns.
25876 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
25877 Jakub Jelinek <jakub@redhat.com>
25879 PR tree-optimization/70317
25880 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
25883 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
25886 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
25887 of ix86_expand_move.
25889 (movti): Use general_operand for operand 1 predicate.
25891 2016-03-21 Martin Liska <mliska@suse.cz>
25893 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
25895 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
25897 2016-03-21 Martin Liska <mliska@suse.cz>
25900 * ipa-icf.c (sem_function::parse): Skip static
25901 constructors and destructors.
25903 2016-03-21 Jakub Jelinek <jakub@redhat.com>
25906 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
25907 function-like macro, peek following token(s) if it is followed
25908 by CPP_OPEN_PAREN token with optional padding in between, and
25909 if not, don't treat it like a macro.
25911 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
25912 Alexander Monakov <amonakov@ispras.ru>
25914 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
25915 for the stabs debug format.
25917 2016-03-21 Richard Biener <rguenther@suse.de>
25919 PR tree-optimization/70310
25920 * tree-vect-generic.c (expand_vector_condition): Fold the built
25923 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
25926 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
25927 Block third alternative for AVX-512VL target,
25929 2016-03-21 Martin Liska <mliska@suse.cz>
25932 * hsa-brig.c (emit_function_directives): Mark unemitted
25933 global variables for emission.
25934 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
25935 (get_symbol_for_decl): Likewise.
25936 * hsa.h (struct hsa_symbol): New flag.
25938 2016-03-21 Richard Biener <rguenther@suse.de>
25940 PR tree-optimization/70288
25941 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
25942 we do not estimate unsimplified all-constant conditionals or
25943 switches as optimized away.
25945 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
25947 PR rtl-optimization/69102
25948 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
25949 when we have a readonly dependency context.
25951 2016-03-18 Jeff Law <law@redhat.com>
25953 PR rtl-optimization/70263
25954 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
25955 (update_equiv_regs): When trying to move a store to after the insn
25956 that sets the source of the store, make sure the store occurs after
25957 the insn that sets the source of the store. When successful note
25958 the REG_EQUIV note created in the dump file.
25960 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
25961 Bernd Schmidt <bschmidt@redhat.com>
25963 * doc/extend.texi: Document more potential problems with basic asms.
25965 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
25967 PR rtl-optimization/70278
25968 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
25971 2016-03-18 Jason Merrill <jason@redhat.com>
25973 * calls.c (load_register_parameters): Fix zero size sibcall logic.
25975 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
25977 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
25978 values to 128b regs.
25980 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25982 PR tree-optimization/70252
25983 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
25984 boolean vector has a proper number of elements.
25985 (supportable_narrowing_operation): Likewise.
25987 2016-03-18 Tom de Vries <tom@codesourcery.com>
25990 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
25992 2016-03-18 Jakub Jelinek <jakub@redhat.com>
25994 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
25995 instead of replace_rtx for DEBUG_INSNs.
25997 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
25999 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
26000 load type reservations.
26002 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
26005 * config/pa/constraints.md: Revert 2015-02-13 change. Use
26006 define_constraint for "Q" and "T" constraints.
26008 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
26010 Tweak the pipeline model for Exynos M1
26012 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
26015 2016-03-17 David Malcolm <dmalcolm@redhat.com>
26018 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
26019 where one or both locations aren't within a line_map.
26021 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
26024 * opts.c (finish_options): Don't set flag_pie to the default if
26025 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
26028 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
26030 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
26031 true as ALL_REGS argument to replace_rtx.
26033 2016-03-17 Richard Biener <rguenther@suse.de>
26036 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
26039 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26042 * rtl.h (replace_rtx): Add ALL_REGS argument.
26043 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
26044 equality and assert mode is the same, instead of just rtx pointer
26046 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
26047 true as ALL_REGS argument to replace_rtx.
26049 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
26051 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
26052 for boolean vector with vector mode only.
26053 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26055 2016-03-17 Nick Clifton <nickc@redhat.com>
26058 * config/rx/rx.c (rx_print_integer): Print negative constants in
26061 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26064 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
26066 2016-03-16 Richard Henderson <rth@redhat.com>
26067 Richard Biener <rguenth@suse.de>
26069 PR middle-end/70240
26070 PR middle-end/68215
26072 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
26073 first operand as is_gimple_condexpr.
26075 PR middle-end/70240
26076 PR middle-end/68215
26078 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
26079 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
26080 Do not gimplify the result.
26081 (do_unop): Adjust call to tree_vec_extract.
26082 (do_binop): Likewise.
26083 (do_compare): Likewise.
26084 (do_plus_minus): Likewise.
26085 (do_negate): Likewise.
26086 (expand_vector_condition): Likewise.
26087 (do_cond): Likewise.
26089 2016-03-16 Richard Henderson <rth@redhat.com>
26092 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
26093 (aarch64_classify_address): Use it.
26094 (aarch64_legitimize_address): Force all subexpressions of PLUS
26095 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
26097 2016-03-16 Jakub Jelinek <jakub@redhat.com>
26098 Richard Biener <rguenth@suse.de>
26101 * rtlanal.c (replace_rtx): For REG, if from is a REG,
26102 return to even if only REGNO is equal, and assert
26105 2016-03-11 Jeff Law <law@redhat.com>
26107 PR rtl-optimization/70224
26108 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
26110 2016-03-16 Richard Henderson <rth@redhat.com>
26112 PR middle-end/70199
26113 * function.h (struct function): Add has_forced_label_in_static.
26114 * gimplify.c (force_labels_r): Set it.
26115 * lto-streamer-in.c (input_struct_function_base): Read it.
26116 * lto-streamer-out.c (output_struct_function_base): Write it.
26117 * tree-inline.c (has_label_address_in_static_1): Remove.
26118 (copy_forbidden): Remove fndecl parameter; test
26119 has_forced_label_in_static.
26120 (inline_forbidden_p): Update call to copy_forbidden.
26121 (tree_versionable_function_p): Likewise.
26122 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
26123 (chkp_versioning): Likewise.
26124 * tree-inline.h (copy_forbidden): Update decl.
26126 2016-03-16 Marek Polacek <polacek@redhat.com>
26129 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
26130 function being thunked if the result type doesn't have fixed size.
26131 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
26132 doesn't have fixed size.
26134 2016-03-16 Bin Cheng <bin.cheng@arm.com>
26136 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
26137 reporting malformed loop nest.
26139 2016-03-16 Tom de Vries <tom@codesourcery.com>
26142 * ipa-devirt.c (possible_polymorphic_call_targets): Move
26143 nodes.length () == 1 test to before first nodes[0] access.
26145 2016-03-16 Tom de Vries <tom@codesourcery.com>
26147 PR tree-optimization/68715
26148 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
26149 single_pred_p test.
26151 2016-03-16 Tom de Vries <tom@codesourcery.com>
26153 PR tree-optimization/68809
26154 * graphite-scop-detection.c (same_close_phi_node): Test if result types
26157 2016-03-16 Carlos O'Donell <carlos@redhat.com>
26158 Sandra Loosemore <sandra@codesourcery.com>
26160 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
26161 on leaf attribute. Mention ELF interposition problems.
26163 2016-03-16 Alan Modra <amodra@gmail.com>
26165 PR rtl-optimization/69195
26166 PR rtl-optimization/47992
26167 * ira.c (indirect_jump_optimize): Ignore artificial defs.
26170 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
26173 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
26175 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26177 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
26179 2016-03-15 Jakub Jelinek <jakub@redhat.com>
26181 PR rtl-optimization/70222
26182 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
26183 optimization if mode is different from result_mode, queue up masking
26184 of the result in outer_op. Formatting fix.
26186 PR middle-end/70239
26187 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
26190 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26192 PR rtl-optimization/69032
26193 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
26194 looping backwards over basic block insns.
26196 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26199 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
26200 to non-speculative when propagating trap bits.
26202 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26204 PR rtl-optimization/63384
26205 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
26206 DEBUG_INSN_P insns.
26208 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26211 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
26212 factored out from ...
26213 (sched_analyze_insn): ... here.
26214 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
26215 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
26216 get_implicit_reg_pending_clobbers in it.
26217 (setup_id_reg_sets): Use setup_id_implicit_regs.
26218 (deps_init_id): Ditto.
26220 2016-03-15 Tom de Vries <tom@codesourcery.com>
26223 * cgraph.c (cgraph_node::get_body): Save, reset and restore
26225 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
26226 execute_function_dump.
26227 (execute_one_pass): Don't dump function if it will be dumped after ipa
26230 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
26232 * genrecog.c (match_pattern_2): If pred is NULL don't call
26233 safe_predicate_mode on it.
26235 2016-03-14 Jakub Jelinek <jakub@redhat.com>
26237 PR middle-end/70219
26238 * lra-constraints.c (delete_move_and_clobber): Change assertion
26239 to also allow dregno == 0.
26241 2016-03-14 Richard Henderson <rth@redhat.com>
26244 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
26245 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
26246 (reassociate_bb): Use optimize_vec_cond_expr; avoid
26247 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
26250 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
26253 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
26255 (lra_create_live_ranges_1): initialize hard register biggest_mode to
26257 * lra-constraints.c (split_reg): For hard regs, try to find the
26258 biggest single-register mode used in the function.
26260 2016-03-14 Richard Biener <rguenther@suse.de>
26262 PR tree-optimization/56365
26263 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
26264 constants to compare against.
26266 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
26269 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
26270 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
26271 (define_split for the GPR case): Use int_reg_operand instead of
26272 gpc_reg_operand for the output.
26274 2016-03-14 Tom de Vries <tom@codesourcery.com>
26276 PR tree-optimization/70045
26277 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
26278 create_empty_if_region_on_edge argument.
26280 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
26282 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
26283 (STACK_CHECK_PROTECT): Likewise.
26284 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26285 (STACK_CHECK_PROTECT): Likewise.
26286 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26287 (STACK_CHECK_PROTECT): Likewise.
26288 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
26289 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
26290 (STACK_CHECK_PROTECT): Likewise.
26292 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
26294 PR rtl-optimization/69307
26295 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
26296 registers in modes that span more than one register.
26298 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
26301 * lra-constraints.c (delete_move_and_clobber): New.
26302 (remove_inheritance_pseudos): Use it.
26304 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
26307 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
26308 the libcall is LCT_THROW.
26309 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
26310 for the checking routine.
26312 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26315 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
26316 optimization if we have direct move.
26317 (roundu32<mode>2_fprs): Likewise.
26319 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
26322 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
26324 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
26325 Arguments swapped. All callers changed. Take reg_renumber into
26326 account, and Calculate and compare register ranges for hard regs.
26328 2016-03-11 Jeff Law <law@redhat.com>
26330 PR tree-optimization/70190
26331 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26332 Handle cases where we can not extract the taken edge, even though we
26333 found a constant value.
26335 PR tree-optimization/64058
26336 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
26337 (num_coalesce_pairs): Move up earlier in file.
26338 (find_coalesce_pair): Initialize the INDEX field for each pair
26340 (compare_pairs): No longer sort on the elements in each pair.
26341 Instead break ties with the index of the coalesce pair.
26343 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26346 * config/aarch64/aarch64-protos.h
26347 (aarch64_save_restore_target_globals): New prototype.
26348 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
26349 Call the above when popping pragma.
26350 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
26352 (aarch64_set_current_function): Rewrite using the above.
26354 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26356 PR tree-optimization/70177
26357 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
26358 (extract_ops_from_tree): ... this. In the 2 argument
26359 overload remove _1 suffix.
26360 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
26361 (extract_ops_from_tree): ... this.
26362 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
26364 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
26365 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
26366 extract_ops_from_tree instead of 2 operand one.
26368 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
26370 PR tree-optimization/70013
26371 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
26372 for constant-pool entries.
26374 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26376 PR rtl-optimization/70174
26377 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
26378 followed by gen_lowpart on force_reg instead of just gen_lowpart.
26380 PR tree-optimization/70169
26381 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
26382 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
26385 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26386 Jakub Jelinek <jakub@redhat.com>
26389 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
26390 of uninitialized values.
26392 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26394 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
26396 ("*trunctddd2"): New pattern definition.
26397 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
26400 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26402 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
26403 definitions for BFP and DFP rounding modes.
26404 ("fixuns_truncdddi2", "fixuns_trunctddi2")
26405 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
26406 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
26407 ("fix_trunctf<mode>2"): Use the new constants instead of magic
26410 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26412 * config/s390/constraints.md: Adjust comment.
26413 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
26414 s390_decompose_addrstyle_without_index.
26415 * config/s390/predicates.md (shift_count_or_setmem_operand):
26416 Rename to setmem_operand.
26417 * config/s390/s390-protos.h
26418 (s390_decompose_shift_count): Rename to
26419 s390_decompose_addrstyle_without_index.
26420 * config/s390/s390.c (s390_decompose_shift_count)
26421 (s390_mem_constraint, print_shift_count_operand)
26422 (print_operand_address, print_operand): Rename
26423 s390_decompose_shift_count to
26424 s390_decompose_addrstyle_without_index and rename
26425 print_shift_count_operand to print_addrstyle_operand troughout the
26427 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
26428 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
26429 Rename shift_count_or_setmem_operand to setmem_operand.
26430 * config/s390/vx-builtins.md ("vec_insert<mode>")
26431 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
26434 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26437 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
26438 Handle overlapping retval and newval.
26440 2016-03-10 Nick Clifton <nickc@redhat.com>
26443 * config/aarch64/aarch64.c
26444 (aarch64_override_options_after_change_1): When forcing
26445 flag_omit_frame_pointer to be true, use a special value that can
26446 be detected if this function is called again, thus preventing
26447 flag_omit_leaf_frame_pointer from being forced to be false.
26449 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26451 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
26452 Set x_flag_omit_leaf_frame_pointer when handling
26453 -momit-leaf-frame-pointer.
26455 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26458 * cgraph.c (cgraph_node::dump): Dump split_part and
26459 indirect_call_target.
26460 * cgraph.h (cgraph_node): Add indirect_call_target flag.
26461 * ipa.c (has_addr_references_p): Cleanup.
26462 (is_indirect_call_target_p): New.
26463 (walk_polymorphic_call_targets): Do not mark virtuals that may be
26464 called indirectly as local.
26465 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
26467 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26470 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
26471 on cxa_pure_virtual.
26473 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26476 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
26478 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26481 * tree.c (need_assembler_name_p): Only record main variant type names.
26483 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
26486 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
26487 Always define to 0 or 1.
26488 (TARGET_FIX_ERR_A53_843419): New macro.
26489 * config/aarch64/aarch64-elf-raw.h
26490 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
26491 * config/aarch64/aarch64-linux.h: Likewise.
26492 * config/aarch64/aarch64.c
26493 (aarch64_override_options_after_change_1): Do not default
26494 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
26496 (aarch64_attributes): Handle fix-cortex-a53-843419.
26497 (aarch64_can_inline_p): Likewise.
26498 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
26500 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
26501 Jakub Jelinek <jakub@redhat.com>
26503 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
26504 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
26505 DECL_COMMONS if flag_unconstrained_commons is set.
26506 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26507 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
26508 (funconstrained-commons): Document.
26510 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
26512 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
26513 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
26515 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
26517 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
26518 has a proper number of elements.
26520 2016-03-10 Alan Modra <amodra@gmail.com>
26522 PR rtl-optimization/69195
26523 PR rtl-optimization/47992
26524 * ira.c (recorded_label_ref): Delete.
26525 (update_equiv_regs): Return void.
26526 (indirect_jump_optimize): New function.
26527 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
26528 before regstat_compute_ri. Don't rebuild_jump_labels here.
26529 Delete update_regstat.
26531 2016-03-10 Richard Biener <rguenther@suse.de>
26533 PR tree-optimization/70128
26534 * tree-ssa-structalias.c (set_uids_in_ptset): Set
26535 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
26537 2016-03-09 Jakub Jelinek <jakub@redhat.com>
26539 PR tree-optimization/70152
26540 * tree-sra.c (replace_removed_params_ssa_names): Copy over
26541 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
26544 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
26545 instead of gen_sse2_loadlpd.
26546 * config/i386/sse.md (*vec_concatv2df): Rename to...
26547 (vec_concatv2df): ... this.
26549 PR tree-optimization/70127
26550 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
26552 2016-03-09 David Malcolm <dmalcolm@redhat.com>
26556 * diagnostic-show-locus.c (compatible_locations_p): New function.
26557 (layout::layout): Sanitize ranges using compatible_locations_p.
26559 2016-03-09 David Malcolm <dmalcolm@redhat.com>
26563 * diagnostic-show-locus.c (layout_range::layout_range): Replace
26564 location_range param with three const expanded_locations * and a
26566 (layout::layout): Replace call to
26567 rich_location::lazily_expand_location with get_expanded_location.
26568 Extract the range and perform location expansion here, passing
26569 the results to the layout_range ctor.
26570 * diagnostic.c (source_range::debug): Delete.
26571 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
26572 of rich_location::get_expanded_location.
26573 * gcc-rich-location.c (get_range_for_expr): Delete.
26574 (gcc_rich_location::add_expr): Reimplement to avoid the
26575 rich_location::add_range overload that took a location_range,
26576 passing a location_t instead.
26578 2016-03-09 Richard Biener <rguenther@suse.de>
26579 Jakub Jelinek <jakub@redhat.com>
26581 PR tree-optimization/70138
26582 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26583 Also skip vect_double_reduction_def.
26585 2016-03-09 Jakub Jelinek <jakub@redhat.com>
26588 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
26589 if the operand is "m".
26591 2016-03-09 Nathan Sidwell <nathan@acm.org>
26593 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
26595 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26597 * config/i386/i386.c (processor_target_table): Fix cost table
26598 intialization order for znver1.
26600 2016-03-08 Jakub Jelinek <jakub@redhat.com>
26602 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
26603 - becuase -> because.
26604 * ipa-reference.c (ignore_module_statics): Likewise.
26605 * cgraph.c (cgraph_node::get_body): Likewise.
26606 * ipa-inline.c (early_inliner): Likewise.
26607 * ipa-devirt.c (types_same_for_odr): Likewise.
26608 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
26609 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
26611 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26613 * tree-ssa-math-opts.c: Fix typo in comment.
26615 2016-03-08 Jakub Jelinek <jakub@redhat.com>
26618 * config/i386/i386.c (scalar_chain::make_vector_copies,
26619 scalar_chain::convert_reg): Call end_sequence in between
26620 get_insns and emit_conversion_insns rather than after both
26623 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
26626 * config/i386/i386.h (machine_function): Add
26627 pc_thunk_call_expanded flag.
26628 (ix86_pc_thunk_call_expanded): New define.
26629 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
26630 (*set_got): Rename insn pattern from set_got.
26631 (*set_got_labelled): Rename inst pattern from set_got_labelled.
26632 * config/i386/i386.c (ix86_compute_frame_layout): Use
26633 ix86_pc_thunk_call_expanded to prevent red-zone.
26635 2016-03-07 Martin Jambor <mjambor@suse.cz>
26637 * hsa.h (hsa_get_ctor_statements): Declare.
26638 (hsa_get_dtor_statements): Likewise.
26639 (hsa_get_kernel_dispatch_type): Likewise.
26640 * hsa.c (hsa_get_ctor_statements): New function.
26641 (hsa_get_dtor_statements): Likewise.
26642 (hsa_get_kernel_dispatch_type): Likewise.
26643 * hsa-brig.c (hsa_cdtor_statements): Removed.
26644 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
26645 hsa_get_dtor_statements.
26646 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
26647 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
26649 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
26651 * config/arm/arm-cores.def (cortex-r8): New.
26652 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
26653 * config/arm/arm-tune.md: Likewise.
26654 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
26656 2016-03-07 Martin Sebor <msebor@redhat.com>
26658 PR rtl-optimization/19705
26659 * doc/invoke.texi (Options That Control Optimization): Clarify
26660 -fno-branch-count-reg.
26662 2016-02-26 Richard Biener <rguenther@suse.de>
26663 Jeff Law <law@redhat.com>
26665 PR tree-optimization/69740
26666 * cfghooks.c (remove_edge): Request loop fixups if we delete
26667 an edge that might turn an irreducible loop into a natural
26669 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
26670 Move after definition of loops_state_clear.
26672 2016-03-07 Bin Cheng <bin.cheng@arm.com>
26674 PR rtl-optimization/69052
26675 * rtlanal.c (commutative_operand_precedence): Set higher precedence
26678 2016-03-07 Tom de Vries <tom@codesourcery.com>
26680 PR tree-optimization/70116
26681 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
26682 is_tm_ending stmts and ubsan/asan internal functions.
26683 (find_duplicate): Use it. Don't test is_tm_ending here.
26685 2016-03-07 Richard Biener <rguenther@suse.de>
26687 PR tree-optimization/70115
26688 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
26689 (propagate_constants_for_unrolling): Use replace_uses_by.
26691 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
26693 PR middle-end/69916
26694 * omp-low.c (struct oacc_loop): Add ifns.
26695 (new_oacc_loop_raw): Initialize it.
26696 (finish_oacc_loop): Clear mask & flags if no ifns.
26697 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
26698 (oacc_loop_xform_loop): Add ifns arg & adjust.
26699 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
26701 2016-03-07 Richard Henderson <rth@redhat.com>
26704 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
26705 (insert_value_copy_on_edge): Likewise.
26707 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26709 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
26711 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26714 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
26716 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
26718 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
26720 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
26722 Fix sseimul type attribute.
26723 * config/i386/znver1.md
26724 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
26725 znver1_sseimul_avx256_load) : Fix the type attribute.
26726 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
26727 pipe usage and latency.
26729 2016-03-05 Jakub Jelinek <jakub@redhat.com>
26732 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
26733 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
26736 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
26739 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
26741 PR rtl-optimization/69941
26742 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
26743 the reg share its mode.
26745 2016-03-04 Jeff Law <law@redhat.com>
26747 PR tree-optimization/69196
26748 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26749 If the both SSA_NAMEs are anonymous, then consider them unassociated
26750 and include the PHI in the statement count.
26752 2016-03-05 Tom de Vries <tom@codesourcery.com>
26754 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
26755 construct in oacc routine. Check for oacc region in oacc routine.
26757 2016-03-04 Jakub Jelinek <jakub@redhat.com>
26760 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
26761 2016-02-22 changes, instead don't recurse if RECUR is already true.
26762 Don't change *dynamic_check if RECUR. Adjust recursive caller
26763 to pass true to the new argument.
26764 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
26767 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
26768 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
26770 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
26772 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
26774 PR rtl-optimization/57676
26775 * lra-assigns.c (lra_assign): Guard test for maximum iterations
26776 with flag_checking.
26778 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
26780 * tree-vect-patterns.c (search_type_for_mask): Handle
26781 comparison of booleans.
26783 2016-03-04 Jakub Jelinek <jakub@redhat.com>
26785 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
26789 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
26790 all other ops that have dw_val_class_die_ref operands,
26791 and DW_OP_GNU_entry_value.
26793 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26795 PR rtl-optimization/69904
26796 * config/arm/arm.c (arm_cannot_copy_insn_p):
26797 Return true for load-exclusive instructions.
26799 2016-03-03 Jakub Jelinek <jakub@redhat.com>
26802 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
26803 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
26804 the pattern no matter if it is used just by non-pattern, pattern
26806 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
26807 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26808 oprnd1 def_stmt is in pattern, don't look through it.
26810 2016-03-03 Marek Polacek <polacek@redhat.com>
26812 PR middle-end/70050
26813 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
26815 2016-03-03 Martin Liska <mliska@suse.cz>
26817 PR tree-optimization/70043
26818 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
26819 previous statement if we see a debug statement.
26821 2016-03-03 Richard Biener <rguenther@suse.de>
26823 PR tree-optimization/55936
26824 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
26825 parameter and guard unsafe equivalence use.
26826 (vrp_evaluate_conditional_warnv_with_ops): Always use
26827 safe equivalences but not via the quadratic compare_names
26830 2016-03-03 Michael Collison <michael.collison@linaro.org>
26833 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
26834 for operand 1 to s_register_operand. Change predicate for operand
26835 2 to arm_not_immediate_operand.
26837 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
26839 * doc/tm.texi: Regenerated.
26841 2016-03-02 Richard Henderson <rth@redhat.com>
26844 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
26845 simplification when all args are positive non-fixed registers.
26847 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26849 * target.def (lra_p): Specify that new ports should use LRA.
26851 2016-03-02 Jakub Jelinek <jakub@redhat.com>
26854 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
26855 gimplify_type_sizes the type they refer to.
26856 (omp_notice_variable): Handle reference vars to VLAs.
26857 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
26858 reference to VLA decls in the second pass instead of first pass.
26860 2016-03-02 Tom de Vries <tom@codesourcery.com>
26862 PR tree-optimization/68659
26863 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
26864 new_expr == NULL_TREE.
26865 (get_new_name): Handle ADDR_EXPR.
26867 2016-03-02 Bin Cheng <bin.cheng@arm.com>
26869 PR rtl-optimization/69052
26870 * loop-invariant.c (canonicalize_address): New function.
26871 (inv_can_prop_to_addr_use): Check validity of address expression
26872 which is canonicalized by above function.
26874 2016-03-02 Alan Modra <amodra@gmail.com>
26877 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
26880 2016-03-02 Jakub Jelinek <jakub@redhat.com>
26883 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
26884 (*movhi_internal): Put mask moves from and to memory separately
26885 from moves from/to GPRs.
26887 2016-03-02 Richard Biener <rguenther@suse.de>
26889 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
26890 GENERIC expressions in GIMPLE.
26892 2016-03-02 Richard Biener <rguenther@suse.de>
26894 * config/i386/i386.c (type_natural_mode): Fix typo.
26896 2016-03-02 Nick Clifton <nickc@redhat.com>
26898 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
26900 2016-03-02 Richard Biener <rguenther@suse.de>
26901 Uros Bizjak <ubizjak@gmail.com>
26904 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
26906 2016-03-02 Richard Biener <rguenther@suse.de>
26908 PR middle-end/67278
26909 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
26911 2016-03-02 Marek Polacek <polacek@redhat.com>
26914 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
26915 "is promoted to" warning.
26917 2016-03-01 DJ Delorie <dj@redhat.com>
26919 * config.gcc: Deprecate mep-*.
26921 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
26923 PR middle-end/70025
26924 * lra-constraints.c (regno_val_use_in): New.
26925 (match_reload): Use it instead of regno_use_in.
26927 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
26929 PR rtl-optimization/70007
26930 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
26931 references present in REG_EQUAL notes attached to non-SET patterns.
26933 2016-03-01 Jeff Law <law@redhat.com>
26935 PR tree-optimization/69196
26936 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26937 Appropriately clamp the number of statements to copy when the
26938 thread path does not traverse a loop backedge.
26940 PR tree-optimization/69196
26941 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26942 Do count some PHIs in the thread path against the insn count. Decrease
26943 final statement count by one as the control statement in the last
26944 block will get removed. Remove special cased code for handling PHIs
26947 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
26950 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
26951 asm dialect alternatives to explicit GOTPCREL calls.
26953 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
26956 * ira.c (do_reload): Issue warning for generic stack checking here...
26957 * reload1.c (reload): ...instead of here and streamline it.
26959 2016-03-01 Nick Clifton <nickc@redhat.com>
26961 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
26963 2016-03-01 Richard Biener <rguenther@suse.de>
26965 PR tree-optimization/69983
26966 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
26967 types and fall back to operand_equal_p.
26969 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26972 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26974 * config/s390/constraints.md ("jm8"): New constraint.
26975 * config/s390/predicates.md ("const_int_8bitset_operand"): New
26977 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
26979 ("*setmem_long<setmem_and>"): New pattern.
26980 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
26982 ("*setmem_long_31z<setmem_and>"): New pattern.
26983 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
26984 New substitution rules with the required attributes.
26987 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26990 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26992 * gensupport.c (process_substs_on_one_elem): Split loop to
26993 complete mark_operands_used_in_match_dup on all expressions in the
26995 (adjust_operands_numbers): Inline into process_substs_on_one_elem
26996 and remove function.
26998 2016-03-01 Richard Biener <rguenther@suse.de>
27000 PR middle-end/70022
27001 * fold-const.c (fold_indirect_ref_1): Fix range checking for
27002 vector BIT_FIELD_REF extract.
27004 2016-03-01 Richard Biener <rguenther@suse.de>
27006 PR tree-optimization/69994
27007 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
27009 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
27011 PR tree-optimization/69956
27012 * tree-vect-stmts.c (supportable_widening_operation): Support
27013 multi-step conversion of boolean vectors.
27014 (supportable_narrowing_operation): Likewise.
27016 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27018 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
27021 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27023 * config/s390/subst.md (DSI_VI): New mode iterator.
27024 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
27025 * config/s390/vector.md ("vec_set<mode>"): Move expander before
27026 the insn definition.
27027 ("*vec_set<mode>"): Change predicate and add alternative to
27028 support only either register or const_int operands as element
27030 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
27032 ("vec_extract<mode>"): New expander.
27033 ("*vec_extract<mode>"): New insn definition supporting reg and
27034 const_int element selectors.
27035 ("*vec_extract<mode>_plus"): New insn definition supporting
27036 reg+const_int element selectors.
27037 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
27038 following expander+insn definition.
27039 ("<vec_shifts_name><mode>3"): New expander.
27040 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
27042 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27044 * config/s390/s390.md ("*tabort_1"): Change predicate to
27045 nonmemory_operand. Add a second alternative to cover
27046 register as well as const int operands.
27047 ("*tabort_1_plus"): New pattern definition.
27049 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27051 * config/s390/s390.md ("*ashrdi3_cc_31")
27052 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
27053 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
27054 Merge insn definitions into ...
27055 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27056 New pattern definition.
27057 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
27058 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
27059 ("*ashr<mode>3_and"): Merge insn definitions into ...
27060 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27061 New pattern definition.
27062 * config/s390/subst.md ("addr_style_op_cc_subst")
27063 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
27064 substitutions patterns plus attributes.
27065 Add ashiftrt to SUBST iterator.
27067 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27069 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
27070 op2 to nonmemory_operand.
27071 ("*<shift>di3_31", "*<shift>di3_31_and"):
27072 Merge into single pattern definition ...
27073 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
27074 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
27075 pattern definition ...
27076 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
27077 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
27080 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27082 * config/s390/predicates.md (const_int_6bitset_operand): New
27084 * config/s390/s390.md: Include subst.md.
27085 ("rotl<mode>3"): New expander.
27086 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
27088 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
27089 * config/s390/subst.md: New file.
27091 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27093 * config/s390/s390.md ("op_type", "atype", "length" attributes):
27094 Remove RRR type. It doesn't really exist.
27095 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
27097 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
27098 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
27099 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
27100 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
27101 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
27102 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
27103 `enabled' attribute.
27105 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27107 * gensupport.c (process_substs_on_one_elem): Split loop to
27108 complete mark_operands_used_in_match_dup on all expressions in the
27110 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27111 and remove function.
27113 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27116 * config/sparc/sparc.c (NWORDS_UP): Rename to...
27117 (CEIL_NWORDS): ...this. Use CEIL macro.
27118 (compute_fp_layout): Adjust to above renaming.
27119 (function_arg_union_value): Likewise.
27120 (sparc_arg_partial_bytes): Likewise.
27121 (sparc_function_arg_advance): Likewise.
27123 2016-02-29 Jeff Law <law@redhat.com>
27125 PR tree-optimization/70005
27126 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
27127 where an object with a boolean range is compared against a value
27130 PR tree-optimization/69999
27131 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
27132 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
27135 2016-02-29 Richard Biener <rguenther@suse.de>
27137 PR tree-optimization/69994
27138 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
27139 (get_unary_op): Look through nop conversions.
27140 (ops_equal_values_p): New function, look for equality diregarding
27142 (eliminate_plus_minus_pair): Use ops_equal_values_p
27143 (repropagate_negates): Do not use get_unary_op here.
27145 2016-02-29 Martin Liska <mliska@suse.cz>
27147 * system.h: Poison ENABLE_CHECKING macro.
27149 2016-02-29 Martin Liska <mliska@suse.cz>
27151 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
27152 is presented in dump flags.
27153 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27154 (hsa_regalloc): Likewise.
27156 2016-02-19 Richard Biener <rguenther@suse.de>
27158 PR tree-optimization/69980
27159 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
27160 permutation of those we need to keep.
27162 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27165 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
27166 (NWORDS_UP): ...this
27167 (init_cumulative_args): Minor tweaks.
27168 (sparc_promote_function_mode): Likewise.
27169 (scan_record_type): Delete.
27170 (traverse_record_type): New function template.
27171 (classify_data_t): New structure type.
27172 (classify_registers): New inline function.
27173 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
27174 exhausted. Instantiate traverse_record_type on classify_registers and
27175 deal with the case of a structure passed in slot #15 with no FP field
27177 (assign_data_t): New structure type.
27178 (compute_int_layout): New static function.
27179 (compute_fp_layout): Likewise.
27180 (count_registers): New inline function.
27181 (assign_int_registers): New static function.
27182 (assign_fp_registers): Likewise.
27183 (assign_registers): New inline function.
27184 (function_arg_record_value_1): Delete.
27185 (function_arg_record_value_2): Likewise.
27186 (function_arg_record_value_3): Likewise.
27187 (function_arg_record_value): Adjust to above changes. Instantiate
27188 traverse_record_type on count_registers to first count the number of
27189 registers to be used and then on assign_registers to assign them.
27190 (function_arg_union_value): Adjust to above renaming.
27191 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
27192 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
27193 case of a structure passed in slot #15
27194 (sparc_function_arg_advance): Likewise.
27195 (function_arg_padding): Minor tweak.
27197 2016-02-29 Richard Biener <rguenther@suse.de>
27199 PR tree-optimization/69720
27200 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
27201 the adjustment_def path for possibly vectorized defs.
27202 (vect_create_epilog_for_reduction): Handle vectorized initial
27205 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
27207 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
27209 2016-02-27 Jeff Law <law@redhat.com>
27212 2016-02-26 Richard Biener <rguenther@suse.de>
27213 Jeff Law <law@redhat.com>
27215 PR tree-optimization/69740
27216 * cfghooks.c (remove_edge): Request loop fixups if we delete
27217 an edge that might turn an irreducible loop into a natural
27220 2016-02-27 Jakub Jelinek <jakub@redhat.com>
27222 PR rtl-optimization/69896
27223 * tree-vect-generic.c (get_compute_type): Avoid single element
27226 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
27228 Rename the AArch64 tuning option and related functions to enable the
27229 Newton series for the reciprocal square root to reflect its
27230 approximative characteristic.
27232 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
27233 function to "aarch64_emit_approx_rsqrt".
27234 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
27235 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
27236 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
27237 (xgene1_tunings): Likewise.
27238 (use_rsqrt_p): Likewise.
27239 (aarch64_emit_swrsqrt): Use new function name.
27240 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
27241 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
27242 text explaining this option.
27243 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
27245 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27248 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
27249 complain about -mallow-movmisalign without -mvsx if
27250 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
27252 2016-02-26 Joel Sherrill <joel@rtems.org>
27254 * config.gcc: Add x86_64-*-rtems*.
27255 * config/i386/rtems-64.h: New file.
27257 2016-02-26 Joel Sherrill <joel@rtems.org>
27259 * config.gcc: Add aarch64-*-rtems*.
27260 * config/aarch64/rtems.h: New file.
27262 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
27265 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
27266 shift amount using %h. Add comment.
27268 2016-02-26 Richard Biener <rguenther@suse.de>
27269 Jeff Law <law@redhat.com>
27271 PR tree-optimization/69740
27272 * cfghooks.c (remove_edge): Request loop fixups if we delete
27273 an edge that might turn an irreducible loop into a natural
27276 2016-02-26 Martin Jambor <mjambor@suse.cz>
27278 PR middle-end/69920
27279 * tree-sra.c (sra_modify_assign): Do not remove loads of
27280 uninitialized aggregates to SSA_NAMEs.
27282 2016-02-26 Richard Henderson <rth@redhat.com>
27285 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
27286 pseudo in case the target rtx matches the source of the left
27289 2016-02-26 Martin Jambor <mjambor@suse.cz>
27292 * hsa.h (hsa_type_packed_p): Declare.
27293 * hsa.c (hsa_type_packed_p): New function.
27294 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
27296 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
27297 * hsa-brig.c (emit_basic_insn): Likewise.
27299 2016-02-26 Martin Jambor <mjambor@suse.cz>
27302 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
27304 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
27306 2016-02-26 Martin Jambor <mjambor@suse.cz>
27308 * hsa.h (is_a_helper): New overload for hsa_op_immed for
27309 hsa_op_with_type operands.
27310 (hsa_unsigned_type_for_type): Declare.
27311 * hsa.c (hsa_unsigned_type_for_type): New function.
27312 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
27313 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
27314 the finalizer. Do not emit extra move.
27316 2016-02-26 Martin Jambor <mjambor@suse.cz>
27318 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
27319 atomic operations in private segment.
27321 2016-02-26 Martin Jambor <mjambor@suse.cz>
27323 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
27324 statements to wi->info. Also disallow omp simd constructs.
27325 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
27326 for not gridifying. Dump special string for omp_for.
27328 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27331 * config/aarch64/aarch64.c (aarch64_set_current_function):
27332 Save/restore target globals when switching to
27333 target_option_default_node.
27335 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27338 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
27339 Return 0 if !SHIFT_COUNT_TRUNCATED.
27341 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27342 Eric Botcazou <ebotcazou@adacore.com>
27344 PR rtl-optimization/69891
27345 * dse.c (scan_insn): If we can't figure out memset arguments
27346 or they are non-constant, call clear_rhs_from_active_local_stores.
27348 2016-02-26 Martin Liska <mliska@suse.cz>
27350 * doc/extend.texi: Mention clog10, clog10f an clog10l
27351 in Builtins section.
27353 2016-02-26 Martin Liska <mliska@suse.cz>
27355 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
27357 (resolve_args_picking_1): Likewise.
27358 * dwarf2out.h (struct GTY): Likewise.
27360 2016-02-26 Martin Liska <mliska@suse.cz>
27362 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
27363 with flag_checking.
27364 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27366 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
27367 Martin Liska <mliska@suse.cz>
27369 * doc/install.texi: Mention --enable-valgrind-annotations.
27371 2016-02-26 Richard Biener <rguenther@suse.de>
27373 PR tree-optimization/69551
27374 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
27375 looking through aliases adjust DECL_PT_UID to refer to the
27376 ultimate alias target.
27378 2016-02-25 Martin Liska <mliska@suse.cz>
27380 PR middle-end/69919
27381 * alloc-pool.c (after_memory_report): New variable.
27382 * alloc-pool.h (base_pool_allocator ::release): Do not use
27383 the infrastructure if after_memory_report.
27384 * toplev.c (toplev::main): Mark after memory report.
27386 2016-02-25 Richard Biener <rguenther@suse.de>
27388 PR tree-optimization/48795
27389 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
27391 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
27394 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
27395 offloading is enabled and -fopenacc or -fopenmp is specified.
27396 (CRTOFFLOADEND): Likewise.
27397 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
27398 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
27399 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
27400 (offload_objects_file_name): New static var.
27401 (tool_cleanup): Remove offload_objects_file_name file.
27402 (find_offloadbeginend): Replace with ...
27403 (find_crtoffloadtable): ... this.
27404 (run_gcc): Remove offload_argc and offload_argv.
27405 Get offload_objects_file_name from -foffload-objects=... option.
27406 Read names of object files with offload from this file, pass them to
27407 compile_images_for_offload_targets. Don't call find_offloadbeginend and
27408 don't pass offloadbegin and offloadend to the linker. Don't pass
27409 offload non-LTO files to the linker, because now they're not claimed.
27411 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
27414 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27415 on builtin_unreachable.
27417 2016-02-25 Jakub Jelinek <jakub@redhat.com>
27419 PR rtl-optimization/69896
27420 * regcprop.c: Include cfgrtl.h.
27421 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
27422 than remembered mode, either delete it (if noop_move_p), or
27423 treat like copy_p but not noop_p instruction.
27425 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27428 * dwarf2out.c (gen_variable_die): Work around buggy LTO
27429 - allow NULL decl for Fortran DW_TAG_common_block variables.
27431 2016-02-24 Jason Merrill <jason@redhat.com>
27433 * common.opt (flifetime-dse): Add -flifetime-dse=1.
27435 2016-02-24 Richard Biener <rguenther@suse.de>
27436 Jakub Jelinek <jakub@redhat.com>
27438 PR middle-end/69760
27439 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
27440 conditionally executed ops to well-defined overflow behavior.
27442 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27444 PR middle-end/69915
27445 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
27448 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27450 PR rtl-optimization/69886
27451 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
27452 argument. Use it when checking validity of set instructions.
27453 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
27454 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
27456 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
27457 * store-motion.c (find_moveable_store): Update
27458 can_assign_to_reg_without_clobbers_p callsite.
27460 2016-02-24 Richard Biener <rguenther@suse.de>
27462 PR middle-end/68963
27463 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
27465 (record_nonwrapping_iv): Do not fall back to the low/high bound
27466 for non-constant IV bases if the stmt is not always executed.
27468 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27470 * config/arm/arm-cores.def (cortex-a32): New entry.
27471 * config/arm/arm-tables.opt: Regenerate.
27472 * config/arm/arm-tune.md: Regenerate.
27473 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
27474 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
27475 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
27476 for -mcpu and -mtune.
27478 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27481 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
27482 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
27483 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
27484 (atomic_loaddi_1): Delete.
27485 (atomic_loaddi): Rewrite expander using the above changes.
27487 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27490 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
27493 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27494 Richard Biener <rguenth@suse.de>
27496 PR middle-end/69909
27497 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
27498 set_mem_attributes if tem is SSA_NAME which got expanded
27501 2016-02-24 Richard Biener <rguenther@suse.de>
27503 PR tree-optimization/69907
27504 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
27505 end of permutations for BB vectorization.
27507 2016-02-24 Christian Bruel <christian.bruel@st.com>
27509 * config/arm/arm-c.c (arm_option_override): Initialize
27510 target_option_current_node.
27511 * config/arm/arm.c (arm_pragma_target_parse): Replace
27512 build_target_option_node call by target_option_current_node.
27513 Set target_option_current_node.
27516 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
27519 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
27520 define_insn_and_split to define_insn.
27521 (zero_extendqi<mode>2_dot2): Same.
27522 (extendqi<mode>2_dot): Same.
27523 (extendqi<mode>2_dot2): Same.
27525 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
27527 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
27528 and add bypass for AES{D,E} and AESMC pairs.
27529 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
27532 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
27534 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
27535 series for reciprocal square root in Exynos M1.
27537 2016-02-23 Martin Sebor <msebor@redhat.com>
27540 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
27541 __builtin_alloca_with_align.
27543 2016-02-23 Richard Henderson <rth@redhat.com>
27545 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
27546 (ix86_register_pragmas): Remove __seg_tls.
27547 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
27548 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
27549 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
27550 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
27551 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
27552 * doc/extend.texi (__seg_tls): Remove item.
27554 2016-02-23 Richard Biener <rguenther@suse.de>
27556 * alloc-pool.h (struct allocation_object): Make id member
27557 conditional on CHECKING_P again.
27558 (get_instance): Adjust.
27559 (base_pool_allocator): Likewise.
27561 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
27563 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
27564 (parallelize_loops): In OpenACC kernels mode, set n_threads to
27566 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
27568 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
27570 2016-02-23 Richard Biener <rguenther@suse.de>
27572 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
27573 * bitmap.h (struct bitmap_usage): Likewise.
27574 (bitmap_move): Declare.
27575 * bitmap.c (register_overhead): Take size_t argument.
27576 (bitmap_move): New function.
27577 * df-problems.c (df_rd_transfer_function): Use bitmap_move
27578 to properly account overhead.
27579 * tree.c (free_node): Use tree_size.
27581 2016-02-23 Jakub Jelinek <jakub@redhat.com>
27584 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
27585 when inverting comparison.
27588 * common.opt (Wunreachable-code): Add Warning flag.
27590 2016-02-23 Mark Wielaard <mjw@redhat.com>
27591 Jakub Jelinek <jakub@redhat.com>
27594 * cgraphunit.c (check_global_declaration): Check main_input_filename
27595 and DECL_SOURCE_FILE are not NULL.
27597 2016-02-23 Martin Jambor <mjambor@suse.cz>
27599 PR tree-optimization/69666
27600 * tree-sra.c (sra_modify_assign): Do not attempt to create
27601 default_def replacements for unscalarizable regions.
27603 2016-02-20 Mark Wielaard <mjw@redhat.com>
27606 * cgraphunit.c (check_global_declaration): Check level of
27607 warn_unused_const_variable and main_input_filename.
27608 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
27609 (-Wunused-variable): For C implies -Wunused-const-variable=1.
27610 (-Wunused-const-variable): Explain levels 1 and 2.
27612 2016-02-22 Jakub Jelinek <jakub@redhat.com>
27615 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
27616 identical arguments. Formatting and spelling fixes.
27619 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
27624 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
27625 and m68k-devices.def.
27626 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
27627 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
27629 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
27631 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
27632 and HImode registers.
27634 2016-02-22 Richard Biener <rguenther@suse.de>
27636 PR tree-optimization/69882
27637 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
27638 preserve permutations present because of gaps.
27639 (vect_supported_load_permutation_p): Always continue checking
27640 permutations after vect_attempt_slp_rearrange_stmts.
27642 2016-02-22 Bin Cheng <bin.cheng@arm.com>
27644 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
27645 min_profitable_estimate, rather than min_profitable_iters.
27647 2016-02-22 Jakub Jelinek <jakub@redhat.com>
27650 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
27651 SImode for last match_operand.
27653 2016-02-22 Martin Liska <mliska@suse.cz>
27655 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
27656 return bitsize - 1 as the return value.
27658 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
27662 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
27663 Handle negative shift counts.
27664 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
27665 force_reg on the shift constant.
27666 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
27667 (lshrsi3_d): Handle negative shift counts.
27669 2016-02-22 Richard Biener <rguenther@suse.de>
27670 Tom de Vries <tom@codesourcery.com>
27672 * graph.c: Include dumpfile.h.
27673 (print_graph_cfg): Split into three overloads.
27674 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
27676 2016-02-22 Tom de Vries <tom@codesourcery.com>
27678 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
27681 2016-02-22 Richard Biener <rguenther@suse.de>
27684 * ipa-inline-transform.c (inline_call): When not updating
27685 overall summaries adjust self size by the growth estimate.
27686 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
27687 hash-set, do not update overall summaries here. Renamed from ...
27688 (inline_to_all_callers): ... this which is now wrapping the
27689 above and performing delayed overall summary update.
27690 (early_inline_small_functions): Delay updating of the overall
27693 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
27695 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
27698 2016-02-19 Jakub Jelinek <jakub@redhat.com>
27701 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
27702 :%* in %:gt() argument.
27703 (greater_than_spec_func): Adjust for expecting only numbers,
27704 if there are more than two numbers, compare the last two.
27706 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
27708 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
27709 -Wnarrowing with -std.
27711 2016-02-19 Jakub Jelinek <jakub@redhat.com>
27714 * expr.c (store_field): Don't use bit-field path if exp is
27715 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
27716 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
27717 and the assignment can be performed by bitwise copy. Formatting
27720 PR middle-end/69838
27721 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
27722 call copy_reg_eh_region_note_forward on before and/or after sequences
27723 and remove note from insn if it no longer can throw.
27726 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
27727 if TARGET_AVX512BW.
27729 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27731 * config/s390/vector.md: Add missing commutative operand markers
27732 to the patterns which qualify for one.
27733 * config/s390/vx-builtins.md: Likewise.
27735 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27737 * config/s390/vector.md (VI, VI_QHS): Add single element vector
27738 types to mode iterators.
27739 (vec_double): ... and mode attribute.
27740 * config/s390/vx-builtins.md (non_vec_int): Likewise.
27742 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27744 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
27745 Change the predicate of op2 from nonimmediate to general and let
27746 reload fix it if necessary.
27748 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27750 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
27752 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27754 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
27757 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27759 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
27760 * config/s390/s390.c (s390_expand_vec_movstr): New function.
27761 * config/s390/s390.md ("movstr<P:mode>"): Call
27762 s390_expand_vec_movstr.
27764 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27766 * config/s390/s390.md: Add missing output modifier for operand 1
27767 to print it as address properly.
27769 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27771 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
27772 * config/s390/2964.md: New file.
27773 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
27774 of insn grouping attributes depending on the CPU level.
27775 (s390_get_unit_mask): New function.
27776 (s390_sched_score): Remove the OOO from the scheduling macros.
27777 Add loop to calculate a score for the instruction mix.
27778 (s390_sched_reorder): Likewise plus improve debug output.
27779 (s390_sched_variable_issue): Rename macros as above. Calculate
27780 the unit distances after actually scheduling an insn. Improve
27782 (s390_sched_init): Clear last_scheduled_unit_distance array.
27783 * config/s390/s390.md: Include 2964.md.
27785 2016-02-18 Jakub Jelinek <jakub@redhat.com>
27788 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
27789 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
27790 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
27791 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
27792 *avx512f_<code>v8div16qi2_mask_1): New insns.
27794 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
27797 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
27800 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
27801 earlyclobber from target. Use wF constraint for fused memory
27803 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
27805 2016-02-18 Jakub Jelinek <jakub@redhat.com>
27806 Martin Liska <mliska@suse.cz>
27809 * cfgexpand.c (asan_sanitize_stack_p): New function.
27810 (partition_stack_vars): Use the function.
27811 (expand_stack_vars): Likewise.
27812 (defer_stack_allocation): Likewise.
27813 (expand_used_vars): Likewise.
27815 2016-02-18 Richard Biener <rguenther@suse.de>
27817 PR middle-end/69553
27818 * fold-const.c (operand_equal_p): Properly compare offsets for
27819 IMAGPART_EXPR and ARRAY_REF.
27821 2016-02-18 Nick Clifton <nickc@redhat.com>
27825 * config/arm/arm.c (arm_option_override_internal): Disable
27826 interworking if the target does not support thumb instructions.
27827 (arm_reload_in_hi): Handle the case where a register to register
27828 move needs reloading because there is no simple pattern to handle
27830 (arm_reload_out_hi): Likewise.
27832 2016-02-18 Richard Biener <rguenther@suse.de>
27834 PR middle-end/69854
27835 * match.pd: Don't use fold_binary or fold_unary for folding
27838 2016-02-17 Jakub Jelinek <jakub@redhat.com>
27841 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
27842 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
27843 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
27844 warn on gimple_no_warning_p statements.
27846 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
27848 * doc/extend.texi (C++ Attributes): Correct description of
27849 warn_unused type attribute.
27851 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27853 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
27854 correct instruction.
27856 2016-02-17 Richard Biener <rguenther@suse.de>
27858 PR rtl-optimization/69609
27859 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
27860 (find_traces_1_round): When ending a trace update cached priority
27862 (bb_to_key): Use cached priority when available.
27863 (copy_bb): Initialize cached priority.
27864 (reorder_basic_blocks_software_trace_cache): Likewise.
27866 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27869 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
27871 (aarch64_comparison_operator): Break overly long line into two.
27872 (aarch64_comparison_operation): Likewise.
27873 * config/aarch64/aarch64.md (cstorecc4): Use
27874 aarch64_comparison_operator_mode instead of
27875 aarch64_comparison_operator.
27876 (cstore<mode>4): Likewise.
27877 (aarch64_cstore<mode>): Likewise.
27878 (*cstoresi_insn_uxtw): Likewise.
27879 (cstore<mode>_neg): Likewise.
27880 (*cstoresi_neg_uxtw): Likewise.
27882 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27885 * config/arm/predicates.md (arm_comparison_operator_mode):
27887 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
27888 instead of arm_comparison_operator.
27889 (*mov_negscc): Likewise.
27890 (*mov_notscc): Likewise.
27891 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
27892 (*thumb2_mov_negscc): Likewise.
27893 (*thumb2_mov_negscc_strict_it): Likewise.
27894 (*thumb2_mov_notscc): Likewise.
27895 (*thumb2_mov_notscc_strict_it): Likewise.
27897 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
27899 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
27900 Add missing return.
27902 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
27904 * config/visium/visium.c (machine_libfunc_index): New enum.
27905 (machine_libfuncs): New structure.
27906 (visium_libfuncs): New static variable.
27907 (TARGET_INIT_LIBFUNCS): Define to...
27908 (visium_init_libfuncs): ...this. New function.
27909 (expand_block_move_4): Use the appropriate libfunc.
27910 (expand_block_move_2): Likewise.
27911 (expand_block_move_1): Likewise.
27912 (expand_block_set_4): Likewise.
27913 (expand_block_set_2): Likewise.
27914 (expand_block_set_1): Likewise.
27915 (visium_trampoline_init): Likewise.
27917 2016-02-17 Nick Clifton <nickc@redhat.com>
27919 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
27920 TI's devices.csv file as of March 2016.
27922 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
27925 * opts-global.c (handle_common_deferred_options): Introduce and
27926 initialize two global variables to remember command-line options
27927 specifying a stack-limiting register.
27928 * opts.h: Add extern declarations of the two new global variables.
27929 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
27930 variable based on the values of the two new global variables.
27932 2016-02-16 Jakub Jelinek <jakub@redhat.com>
27935 * common.opt (Wnonnull-compare): New warning.
27936 * doc/invoke.texi (-Wnonnull): Remove text about comparison
27937 of arguments against NULL.
27938 (-Wnonnull-compare): Document.
27939 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
27940 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
27941 * passes.def (pass_warn_nonnull_compare): Add.
27942 * gimple-ssa-nonnull-compare.c: New file.
27944 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
27946 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
27947 AARCH64_EXTRA_TUNE_RECIP_SQRT.
27949 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
27951 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
27952 reciprocal sqrt for -mlow-precision-recip-sqrt.
27954 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
27955 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27957 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
27958 always use lane loads to construct non-constant vectors.
27960 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
27962 * config/aarch64/aarch64.md
27963 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
27964 constraints for operand 3.
27965 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
27967 2016-02-16 Jakub Jelinek <jakub@redhat.com>
27968 Richard Biener <rguenther@suse.de>
27970 PR tree-optimization/69820
27971 * tree-vect-patterns.c (type_conversion_p): Return false if
27972 *orig_type is unsigned single precision or boolean.
27973 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
27976 2016-02-16 Jakub Jelinek <jakub@redhat.com>
27978 PR rtl-optimization/69764
27979 PR rtl-optimization/69771
27980 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
27981 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
27983 2016-02-16 Richard Biener <rguenther@suse.de>
27985 PR tree-optimization/69776
27986 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
27988 (indirect_refs_may_alias_p): Likewise.
27989 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
27990 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
27991 according to tbaa_p.
27992 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
27993 (optimize_stmt): For redundant store discovery do not allow tbaa.
27995 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
27997 PR tree-optimization/69714
27998 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
27999 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
28001 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
28003 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
28004 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
28005 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
28006 * config/arc/arc.c (arc_init): Check FPU options.
28007 (get_arc_condition_code): Handle new CC_FPU* modes.
28008 (arc_select_cc_mode): Likewise.
28009 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
28010 register pair only. Allow access for ARCv2 accumulator.
28011 (gen_compare_reg): Whenever we have FPU support use FPU compare
28013 (arc_reorg): Don't generate brcc insns when FPU compare
28014 instructions are involved.
28015 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
28016 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
28017 floating point emulation.
28018 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
28019 (REVERSE_CONDITION): Add new CC_FPU* modes.
28020 (TARGET_FP_SP_BASE): Define.
28021 (TARGET_FP_DP_BASE): Likewise.
28022 (TARGET_FP_SP_FUSED): Likewise.
28023 (TARGET_FP_DP_FUSED): Likewise.
28024 (TARGET_FP_SP_CONV): Likewise.
28025 (TARGET_FP_DP_CONV): Likewise.
28026 (TARGET_FP_SP_SQRT): Likewise.
28027 (TARGET_FP_DP_SQRT): Likewise.
28028 (TARGET_FP_DP_AX): Likewise.
28029 * config/arc/arc.md (ARCV2_ACC): New constant.
28030 (type): New fpu type attribute.
28031 (SDF): Conditional iterator.
28032 (cstore<mode>, cbranch<mode>): Change expand condition.
28033 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
28034 handles FPU/FPX cases as well.
28035 * config/arc/arc.opt (mfpu): New option.
28036 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
28038 (adddf3, muldf3, subdf3): Removed.
28039 * config/arc/predicates.md (proper_comparison_operator): Recognize
28041 * config/arc/fpu.md: New file.
28042 * doc/invoke.texi (ARC Options): Document mfpu option.
28044 2016-02-16 Richard Biener <rguenther@suse.de>
28046 PR rtl-optimization/69291
28047 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
28048 noce_operand_ok check.
28050 2016-02-16 Tom de Vries <tom@codesourcery.com>
28053 * omp-low.c (simd_clone_create): Remove call to
28054 symtab->call_cgraph_insertion_hooks.
28056 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28058 PR tree-optimization/69802
28059 * tree-ssa-reassoc.c (update_range_test): If op is
28060 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
28061 op == 1 test of precision 1 integral op, otherwise handle
28062 that case as op itself. Fix up formatting.
28063 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
28066 2016-02-16 Richard Biener <rguenther@suse.de>
28068 PR tree-optimization/69586
28069 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
28070 types for conversion sources.
28072 2016-02-16 Richard Biener <rguenther@suse.de>
28074 PR middle-end/69801
28075 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
28076 mask OEP_ADDRESS_OF.
28078 2016-02-16 Alan Modra <amodra@gmail.com>
28081 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
28082 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
28083 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
28085 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
28086 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
28087 (p8_fmrgow_<mode>): Likewise.
28088 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
28090 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
28091 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
28092 to use movdi_internal64. Remove op0_di.
28093 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
28095 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
28097 Add support for the FCCMP insn types
28099 * config/aarch64/aarch64.md (fccmp): Change insn type.
28100 (fccmpe): Likewise.
28101 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
28102 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
28103 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
28104 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
28105 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
28106 * config/arm/types.md (fccmps): Add new insn type.
28107 (fccmpd): Likewise.
28109 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
28111 * alias.c (get_alias_set): Fix a typo in comment.
28113 2016-02-15 Richard Biener <rguenther@suse.de>
28115 PR tree-optimization/69595
28116 * match.pd: Complete range test simplification to true.
28118 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
28120 PR rtl-optimization/69648
28121 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
28122 pic_offset_table_rtx.
28124 PR rtl-optimization/69752
28125 * ira.c (update_equiv_regs): When looking for more than a single SET,
28126 also take other side effects into account.
28128 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28130 * config/s390/s390.c (s390_function_profiler): Add a new sequence
28131 for z900+ CPUs in 31-bit mode.
28133 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28135 * common/config/s390/s390-common.c (s390_supports_split_stack):
28137 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
28138 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
28139 * config/s390/s390.c (struct machine_function): New field
28140 split_stack_varargs_pointer.
28141 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
28142 in s390_emit_prologue.
28143 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
28145 (morestack_ref): New global.
28146 (SPLIT_STACK_AVAILABLE): New macro.
28147 (s390_expand_split_stack_prologue): New function.
28148 (s390_live_on_entry): New function.
28149 (s390_va_start): Use split-stack vararg pointer if appropriate.
28150 (s390_asm_file_end): Emit the split-stack note sections.
28151 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
28152 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
28153 (UNSPECV_SPLIT_STACK_CALL): New unspec.
28154 (UNSPECV_SPLIT_STACK_DATA): New unspec.
28155 (split_stack_prologue): New expand.
28156 (split_stack_space_check): New expand.
28157 (split_stack_data): New insn.
28158 (split_stack_call): New expand.
28159 (split_stack_call_*): New insn.
28160 (split_stack_cond_call): New expand.
28161 (split_stack_cond_call_*): New insn.
28163 2016-02-15 Richard Biener <rguenther@suse.de>
28165 PR tree-optimization/69783
28166 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28167 Add trivially correct cases.
28169 2016-02-15 Tom de Vries <tom@codesourcery.com>
28172 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
28174 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
28176 2016-02-15 Richard Biener <rguenther@suse.de>
28178 PR tree-optimization/69776
28179 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
28180 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
28181 indicate whether we can use TBAA to disambiguate against stores.
28182 Use alias-set zero if not.
28183 (visit_reference_op_store): Do not use TBAA when looking up
28185 * tree-ssa-pre.c (compute_avail): Use TBAA here.
28186 (eliminate_dom_walker::before_dom_children): But not when looking
28187 up redundant stores.
28189 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
28191 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
28193 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28195 * config/i386/znver1.md
28196 (znver1_pop, znver1_pop_mem,
28197 znver1_load_imov_double_store,
28198 znver1_load_imov_direct_store,
28199 znver1_load_imov_direct_load,
28200 znver1_load_imov_double_load): Add new.
28201 (znver1_insn, znver1_insn_load): Add icmov type.
28202 (znver1_sseavx_fma,
28203 znver1_sseavx_fma_load,
28205 znver1_avx256_fma_load): Fix pipe usage.
28207 2016-02-14 Alan Modra <amodra@gmail.com>
28210 * reload.c (find_reloads_address_1): For pre/post-inc/dec
28211 with an invalid hard reg, reload just the reg not the entire
28212 pre/post-inc/dec address expression.
28214 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28217 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
28218 fixed R1_REG scratch reg.
28219 (sibcall_value_pcrel_fdpic): Likewise.
28221 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28225 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
28227 2016-02-12 Walter Lee <walt@tilera.com>
28229 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
28230 * config/tilegx/t-tilegx: Likewise.
28232 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28235 * diagnostic-show-locus.c (struct line_span): New struct.
28236 (layout::get_first_line): Delete.
28237 (layout::get_last_line): Delete.
28238 (layout::get_num_line_spans): New member function.
28239 (layout::get_line_span): Likewise.
28240 (layout::print_heading_for_line_span_index_p): Likewise.
28241 (layout::get_expanded_location): Likewise.
28242 (layout::calculate_line_spans): Likewise.
28243 (layout::m_first_line): Delete.
28244 (layout::m_last_line): Delete.
28245 (layout::m_line_spans): New field.
28246 (layout::layout): Update comment. Replace m_first_line and
28247 m_last_line with m_line_spans, replacing their initialization
28248 with a call to calculate_line_spans.
28249 (diagnostic_show_locus): When printing source lines and
28250 annotations, rather than looping over a single span
28251 of lines, instead loop over each line_span within
28252 the layout, with an inner loop over the lines within them.
28253 Call the context's start_span callback when changing line spans.
28254 * diagnostic.c (diagnostic_initialize): Initialize start_span.
28255 (diagnostic_build_prefix): Break out the building of the location
28256 part of the string into...
28257 (diagnostic_get_location_text): ...this new function, rewriting
28258 it from nested ternary expressions to a sequence of "if"
28260 (default_diagnostic_start_span_fn): New function.
28261 * diagnostic.h (diagnostic_start_span_fn): New typedef.
28262 (diagnostic_context::start_span): New field.
28263 (default_diagnostic_start_span_fn): New prototype.
28265 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28268 * gcc.c (driver::finalize): Fix cleanup of "specs".
28270 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28274 * gcc.c (driver::driver): Initialize m_option_suggestions.
28275 (driver::~driver): Clean up m_option_suggestions.
28276 (suggest_option): Convert to...
28277 (driver::suggest_option): ...this, and split out into
28278 driver::build_option_suggestions and find_closest_string.
28279 (driver::build_option_suggestions): New function, from
28280 first half of suggest_option. Special-case
28281 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
28282 the sanitizer_opts array. For options of enum types, add the
28283 various enum values to the candidate strings.
28284 (driver::handle_unrecognized_options): Remove "const".
28285 * gcc.h (driver::handle_unrecognized_options): Likewise.
28286 (driver::build_option_suggestions): New decl.
28287 (driver::suggest_option): New decl.
28288 (driver::m_option_suggestions): New field.
28289 * opts-common.c (add_misspelling_candidates): New function.
28290 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
28291 and make non-static.
28292 * opts.h (sanitizer_opts): New array decl.
28293 (add_misspelling_candidates): New function decl.
28294 * spellcheck.c (find_closest_string): New function.
28295 * spellcheck.h (find_closest_string): New function decl.
28297 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28299 PR rtl-optimization/69764
28300 PR rtl-optimization/69771
28301 * optabs.c (expand_binop_directly): For shift_optab_p, force
28302 convert_modes with VOIDmode if xop1 has VOIDmode.
28304 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
28307 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
28308 to correctly determine instrumentation thunks.
28310 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28313 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
28314 type by reference, force lhs on the call.
28317 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
28318 Compute retval and retbnd early in all cases if split_part_return_p
28319 and return_bb is not EXIT. Remove all clobber stmts and reset
28320 all debug stmts that refer to SSA_NAMEs defined in split part,
28321 except if it is retval, in that case replace the old retval with the
28322 lhs of the call to the split part.
28324 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28327 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28329 PR middle-end/66726
28330 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28331 whose result is used in PHI.
28332 (maybe_optimize_range_tests): Likewise.
28333 (final_range_test_p): Likweise.
28335 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28337 PR middle-end/66726
28338 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28339 whose result is used in PHI.
28340 (maybe_optimize_range_tests): Likewise.
28341 (final_range_test_p): Likweise.
28343 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28345 * cgraph.c: Spelling fixes - behaviour -> behavior and
28346 neighbour -> neighbor.
28347 * target.def: Likewise.
28348 * sel-sched.c: Likewise.
28349 * config/mips/mips.c: Likewise.
28350 * config/arc/arc.md: Likewise.
28351 * config/arm/cortex-a57.md: Likewise.
28352 * config/arm/arm.c: Likewise.
28353 * config/arm/neon.md: Likewise.
28354 * config/arm/arm-c.c: Likewise.
28355 * config/vms/vms-c.c: Likewise.
28356 * config/s390/s390.c: Likewise.
28357 * config/i386/znver1.md: Likewise.
28358 * config/i386/i386.c: Likewise.
28359 * config/ia64/hpux-unix2003.h: Likewise.
28360 * config/msp430/msp430.md: Likewise.
28361 * config/rx/rx.c: Likewise.
28362 * config/rx/rx.md: Likewise.
28363 * config/aarch64/aarch64-simd.md: Likewise.
28364 * config/aarch64/aarch64.c: Likewise.
28365 * config/nvptx/nvptx.c: Likewise.
28366 * config/bfin/bfin.c: Likewise.
28367 * config/cris/cris.opt: Likewise.
28368 * config/rs6000/rs6000.c: Likewise.
28369 * target.h: Likewise.
28370 * spellcheck.c: Likewise.
28371 * ira-build.c: Likewise.
28372 * tree-inline.c: Likewise.
28373 * builtins.c: Likewise.
28374 * lra-constraints.c: Likewise.
28375 * explow.c: Likewise.
28376 * hwint.h: Likewise.
28377 * targhooks.c: Likewise.
28378 * tree-vect-data-refs.c: Likewise.
28379 * expr.c: Likewise.
28380 * doc/tm.texi: Likewise.
28381 * doc/extend.texi: Likewise.
28382 * doc/install.texi: Likewise.
28383 * doc/md.texi: Likewise.
28384 * tree-ssa-tail-merge.c: Likewise.
28385 * sched-int.h: Likewise.
28386 * match.pd: Likewise.
28387 * sched-ebb.c: Likewise.
28388 * target.def (omit_struct_return_reg): Likewise.
28389 * gimple-ssa-isolate-paths.c: Likewise.
28390 (find_implicit_erroneous_behaviour): Renamed to...
28391 (find_implicit_erroneous_behavior): ... this.
28392 (find_explicit_erroneous_behaviour): Renamed to...
28393 (find_explicit_erroneous_behavior): ... this.
28394 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
28396 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
28398 PR rtl-optimization/64682
28399 PR rtl-optimization/69567
28400 PR rtl-optimization/69737
28401 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
28402 in I2 as well, just lose it.
28404 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28406 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
28408 (aarch64_last_printed_tune_string): Likewise.
28409 (aarch64_declare_function_name): Only output .arch assembler
28410 directive if it will be different from the previously output
28411 directive. Same for .tune comment but only if -dA is set.
28412 (aarch64_start_file): New function.
28413 (TARGET_ASM_FILE_START): Define.
28415 2016-02-11 David Malcolm <dmalcolm@redhat.com>
28418 * Makefile.in (PLUGIN_HEADERS): Add params.list.
28420 2016-02-11 Jakub Jelinek <jakub@redhat.com>
28423 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
28424 -Wmaybe-uninitialized warning.
28426 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
28429 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
28431 2016-02-11 Richard Biener <rguenther@suse.de>
28433 PR rtl-optimization/69291
28434 * ifcvt.c (noce_try_store_flag_constants): Do not allow
28435 subexpressions affected by changing the result.
28437 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
28440 * lra-constraints.c (curr_insn_transform): Find in/out operands
28441 for secondary memory moves. Update dups.
28443 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
28445 PR tree-optimization/69652
28446 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
28447 to nested loop, did source re-formatting, skip debug statements,
28448 add check on statement with volatile operand, remove dead scalar
28451 2016-02-10 Jakub Jelinek <jakub@redhat.com>
28452 Patrick Palka <ppalka@gcc.gnu.org>
28456 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
28457 calls if the return type is TREE_ADDRESSABLE.
28458 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
28459 * ipa-split.c (split_function): Fix doubled "we" in comment.
28460 Use void return type for the split part even if
28461 !split_point->split_part_set_retval.
28463 2016-02-10 Bin Cheng <bin.cheng@arm.com>
28465 PR tree-optimization/68021
28466 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
28467 when computing the value of biv cand by itself.
28469 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
28471 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
28472 (cortexa57_tunings): Likewise.
28473 (cortexa72_tunings): Likewise.
28474 (arch_macro_fusion_pair_p): Add support for AES fusion.
28475 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
28476 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
28477 Allow virtual registers before reload so early scheduling works.
28478 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
28479 correct latency and pipeline.
28480 (cortex_a57_crypto_complex): Likewise.
28481 (cortex_a57_crypto_xor): Likewise.
28482 (define_bypass): Add AES bypass.
28484 2016-02-10 Richard Biener <rguenther@suse.de>
28486 PR tree-optimization/69726
28487 * passes.def: Add DCE pass before late uninit.
28488 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
28489 really fixup if-conversions job.
28491 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
28493 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
28494 (arm_cortex_a57_tune): Likewise.
28495 (aarch_macro_fusion_pair_p): Add support for AES fusion.
28496 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
28498 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
28500 * timevar.def (TV_PHASE_DBGINFO): Delete.
28501 (TV_PHASE_CHECK_DBGINFO): Likewise.
28502 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
28504 2016-02-10 Richard Biener <rguenther@suse.de>
28506 PR tree-optimization/69719
28507 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28508 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
28510 2016-02-09 Andrew Pinski <apinski@cavium.com>
28513 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
28514 get_vcond_mask_icode returns false.
28516 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
28519 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
28520 an ADDIS that adds a pointer to a large constant that sets the
28521 upper16 bits with a load operation.
28523 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
28526 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
28528 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
28530 (vzipq_s16): Likewise.
28531 (vzipq_s32): Likewise.
28532 (vzipq_f32): Likewise.
28533 (vzipq_u8): Likewise.
28534 (vzipq_u16): Likewise.
28535 (vzipq_u32): Likewise.
28536 (vzipq_p8): Likewise.
28537 (vzipq_p16): Likewise.
28539 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
28542 * config/arm/arm.c (neon_endian_lane_map): New function.
28543 (neon_vector_pair_endian_lane_map): New function.
28544 (arm_evpc_neon_vuzp): Allow for big endian lane order.
28545 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
28547 (vuzpq_s16): Likewise.
28548 (vuzpq_s32): Likewise.
28549 (vuzpq_f32): Likewise.
28550 (vuzpq_u8): Likewise.
28551 (vuzpq_u16): Likewise.
28552 (vuzpq_u32): Likewise.
28553 (vuzpq_p8): Likewise.
28554 (vuzpq_p16): Likewise.
28556 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
28559 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
28562 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
28564 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
28565 truncate const_int operand 1 to QImode.
28567 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
28569 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
28570 corresponding to an abnormal edge.
28572 2016-02-09 Tom de Vries <tom@codesourcery.com>
28574 PR tree-optimization/69599
28575 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
28577 (find_func_aliases_for_builtin_call, find_func_clobbers)
28578 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
28581 2016-02-09 Richard Biener <rguenther@suse.de>
28583 PR tree-optimization/69715
28584 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
28585 LHS on calls as non-rewritable.
28587 2016-02-09 Tom de Vries <tom@codesourcery.com>
28590 * lto-wrapper.c (append_diag_options): New function.
28591 (compile_offload_image): Call append_diag_options.
28593 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
28596 * doc/extend.texi (Flag Output Operands): Correct sectioning.
28597 Minor copy-edit to fix verb tenses.
28599 2016-02-08 Jakub Jelinek <jakub@redhat.com>
28601 PR tree-optimization/69209
28602 * ipa-split.c (split_function): If split part is not
28603 returning retval, retval has gimple type but is not
28604 gimple value, force it into a SSA_NAME first.
28606 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
28608 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
28611 2016-02-08 Jason Merrill <jason@redhat.com>
28614 * convert.c (convert_to_integer_1): Check dofold on truncation
28616 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
28617 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
28618 Rename from *_nofold.
28619 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
28620 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
28622 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
28625 * tree.c (build_common_tree_nodes): Remove short_double argument.
28626 All callers changed.
28627 * tree.h (build_common_tree_nodes): Adjust declaration.
28628 * doc/invoke.texi (-fshort-double): Remove documentation.
28629 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
28630 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
28631 * lto-wrapper.c (merge_and_complain, append_compiler_options)
28632 (append_linker_options): Don't handle OPT_fshort_double.
28634 PR rtl-optimization/68730
28635 * lra-remat.c (insn_to_cand_activation): New static variable.
28636 (lra_remat): Allocate and free it.
28637 (create_cand): New arg activation. Initialize a field in
28638 insn_to_cand_activation if it is nonnull.
28639 (create_cands): Pass the activation insn to create_cand when making
28640 a candidate involving an output reload. Reorganize code a little.
28641 (do_remat): Keep track of active status of candidates in a separate
28644 2016-02-08 Richard Biener <rguenther@suse.de>
28646 PR tree-optimization/69719
28647 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28648 Properly use absolute of the difference of the two offsets to
28649 compare or adjust the segment length.
28651 2016-02-08 Richard Biener <rguenther@suse.de>
28652 Jeff Law <law@redhat.com>
28655 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
28656 types for anonymous SSA names.
28658 2016-02-08 Richard Biener <rguenther@suse.de>
28660 PR rtl-optimization/69274
28661 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
28663 2016-02-08 Jeff Law <law@redhat.com>
28665 PR tree-optimization/65917
28666 * tree-ssa-dom.c (record_temporary_equivalences): Record both
28667 equivalences from if (x == y) style conditionals.
28668 (loop_depth_of_name): Remove.
28669 (record_equality): Remove loop depth check.
28670 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
28671 (const_and_copies::record_const_or_copy_raw): New member function.
28672 * tree-ssa-scopedtables.c
28673 (const_and_copies::record_const_or_copy_raw): New, factored out of
28674 (const_and_copies::record_const_or_copy): Call new member function.
28676 2016-02-05 Jeff Law <law@redhat.com>
28678 PR tree-optimization/68541
28679 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
28680 (count_stmts_in_block): New function.
28681 (poor_ifcvt_candidate_code): Likewise.
28682 (is_feasible_trace): Add some heuristics to determine when path
28683 splitting is profitable.
28684 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
28685 is a diamond with a single exit.
28687 2016-02-05 Martin Sebor <msebor@redhat.com>
28690 * doc/invoke.texi: Update -Wplacement-new to take an optional
28693 2016-02-06 Richard Henderson <rth@redhat.com>
28696 * tree.c (tree_nop_conversion_p): Do not strip casts into or
28697 out of non-standard address spaces.
28699 2016-02-05 Jakub Jelinek <jakub@redhat.com>
28701 PR rtl-optimization/69691
28702 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
28704 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
28706 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
28707 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
28708 (*ieee128_mfvsrd_64bit): Likewise.
28709 (*ieee128_mfvsrd_32bit): Likewise.
28711 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
28715 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28717 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
28718 instrumented_version.
28720 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
28722 * doc/invoke.texi (Optimize Options): In table of --param options
28723 rename second occurrence of tracer-min-branch-ratio to
28724 tracer-min-branch-probability, rename
28725 tracer-min-branch-ratio-feedback to
28726 tracer-min-branch-probability-feedback and clarify description,
28727 rename sched-spec-state-edge-prob-cutoff to
28728 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
28729 to selsched-insns-to-rename, rename lto-minpartition to
28730 lto-min-partition, delete reorder-blocks-duplicate and
28731 reorder-blocks-duplicate-feedback.
28733 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28735 * config/s390/s390.c (s390_register_info_set_ranges): Remove
28738 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
28740 * doc/extend.texi: S/390: Correct some typos.
28742 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28744 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
28746 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28749 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
28750 (s390_register_info_gprtofpr): Use new macros above.
28751 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
28753 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
28754 its name. Adjust restore and save gpr ranges.
28755 (s390_register_info_set_ranges): New function.
28756 (s390_register_info): Use new macros above. Call
28757 s390_register_info_set_ranges.
28758 (s390_optimize_register_info): Likewise.
28759 (s390_hard_regno_rename_ok): Use new macros.
28760 (s390_hard_regno_scratch_ok): Likewise.
28761 (s390_emit_epilogue): Likewise.
28762 (s390_can_use_return_insn): Likewise.
28763 (s390_optimize_prologue): Likewise.
28764 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
28766 2016-02-05 Jakub Jelinek <jakub@redhat.com>
28769 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
28771 (ix86_option_override_internal): Disable TARGET_STV even for
28772 -m{incoming,preferred}-stack-boundary=3.
28774 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28776 * config.gcc: Mark deprecated rtems targets as obsolete.
28778 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
28780 PR rtl-optimization/64682
28781 PR rtl-optimization/69567
28782 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
28783 before I2 only if the register is both used and set in I2.
28785 2016-02-04 DJ Delorie <dj@redhat.com>
28787 * config/msp430/msp430.c (msp430_start_function): Add function type.
28789 2016-02-04 Jakub Jelinek <jakub@redhat.com>
28792 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
28794 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
28796 PR rtl-optimization/69577
28798 2015-10-29 Richard Henderson <rth@redhat.com>
28802 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
28803 sse check to the exact conditions of PR 67609.
28805 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
28808 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
28809 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
28810 not allowed into the traditional Altivec registers.
28811 (movtd_64bit_nodm): Likewise.
28812 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
28814 2016-02-04 David Malcolm <dmalcolm@redhat.com>
28816 * config/aarch64/cortex-a57-fma-steering.c
28817 (aarch64_register_fma_steering): Remove "static" from arguments
28820 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
28823 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
28824 twice when complex.
28826 2016-02-04 Mike Frysinger <vapier@gentoo.org>
28828 * doc/invoke.texi: Delete -mno-fma4.
28830 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
28832 PR rtl-optimization/69577
28833 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
28834 (find_subregs_of_mode): Update accordingly. Iterate over partial
28837 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
28839 * config/arm/arm-protos.h (neon_reinterpret): Remove.
28840 * config/arm/arm.c (neon_reinterpret): Remove.
28841 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
28842 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
28843 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
28844 vreinterpretti): Remove.
28845 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
28846 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
28847 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
28848 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
28849 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
28850 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
28851 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
28852 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
28853 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
28854 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
28855 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
28856 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
28857 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
28858 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
28859 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
28860 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
28861 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
28862 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
28863 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
28864 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
28865 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
28866 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
28867 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
28868 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
28869 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
28870 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
28871 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
28872 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
28873 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
28874 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
28875 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
28876 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
28877 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
28878 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
28879 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
28880 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
28881 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
28882 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
28883 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
28884 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
28885 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
28886 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
28887 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
28888 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
28889 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
28890 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
28891 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
28892 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
28893 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
28894 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
28895 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
28896 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
28897 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
28898 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
28899 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
28900 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
28901 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
28902 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
28903 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
28904 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
28905 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
28906 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
28907 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
28908 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
28909 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
28910 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
28911 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
28912 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
28913 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
28914 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
28915 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
28916 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
28917 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
28918 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
28919 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
28920 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
28921 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
28922 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
28923 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
28924 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
28925 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
28926 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
28927 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
28928 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
28929 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
28930 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
28931 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
28932 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
28933 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
28934 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
28935 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
28936 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
28937 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
28938 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
28939 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
28940 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
28941 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
28942 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
28943 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
28944 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
28945 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
28946 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
28947 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
28949 2016-02-04 Martin Liska <mliska@suse.cz>
28952 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
28953 that are gimple_store_p.
28954 (maybe_instrument_call): Likewise.
28956 2016-02-04 Bin Cheng <bin.cheng@arm.com>
28958 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
28959 register scaling out of memory reference and comment why.
28961 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28965 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
28966 folding the source of a SET.
28968 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28972 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
28973 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
28975 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
28979 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
28982 2016-02-04 Christian Bruel <christian.bruel@st.com>
28984 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
28985 * config/arm/arm.c (arm_set_current_function): Likewise.
28987 2016-02-04 Jakub Jelinek <jakub@redhat.com>
28988 Ilya Enkovich <enkovich.gnu@gmail.com>
28989 H.J. Lu <hongjiu.lu@intel.com>
28992 * config/i386/i386.c (convert_scalars_to_vector): Remove
28993 stack alignment fixes.
28994 (ix86_option_override_internal): Disable TARGET_STV if stack
28995 might not be aligned enough.
28996 (ix86_minimum_alignment): Assert that TARGET_STV is false.
28998 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
29000 * config/i386/x86-tune.def: Disable default prefetching
29003 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
29004 Vladimir Makarov <vmakarov@redhat.com>
29007 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
29008 in validating fused toc addresses.
29010 2016-02-03 Jakub Jelinek <jakub@redhat.com>
29013 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
29014 range->m_caret fields if range->m_show_caret_p is false.
29017 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29018 Force oldval into register if it does not satisfy reg_or_short_operand
29019 predicate. Fix up formatting.
29021 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
29022 Alexandre Oliva <aoliva@redhat.com>
29025 * lra-constraints.c (simplify_operand_subreg): Check additionally
29026 address validity after potential reloading.
29027 (process_address_1): Check insns validity. In case of failure do
29030 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
29033 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
29036 2016-02-02 Jakub Jelinek <jakub@redhat.com>
29038 * wide-int.cc (canonize_uhwi): New function.
29039 (wi::divmod_internal): Use it.
29041 2016-02-02 James Norris <jnorris@codesourcery.com>
29043 * gimplify.c (omp_notice_variable): Add usage check.
29045 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
29047 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
29048 like LE, GE, LT, GT when emitting relational operator.
29050 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29052 * ira-costs.c (find_costs_and_classes): Add extra argument.
29053 * target.def (ira_change_pseudo_allocno_class): Add parameter.
29054 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
29055 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
29056 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
29057 Add best_class parameter, and return it if not ALL_REGS.
29058 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
29060 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
29061 Update target hook.
29063 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29065 * config/aarch64/aarch64.c
29066 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
29067 (aarch64_ira_change_pseudo_allocno_class): New function.
29069 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
29072 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
29074 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29076 * config/avr/avr.c (avr_option_override): Set
29077 PARAM_ALLOW_STORE_DATA_RACES to 1.
29079 2016-02-02 Richard Biener <rguenther@suse.de>
29081 PR tree-optimization/69595
29082 * match.pd: Add range test simplifications to true/false.
29084 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
29086 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
29087 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
29090 2016-02-02 Richard Biener <rguenther@suse.de>
29092 PR tree-optimization/69606
29093 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
29094 info on the result before moving a stmt.
29096 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
29098 PR middle-end/68542
29099 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
29100 branch with vector comparison.
29101 * config/i386/sse.md (VI48_AVX): New mode iterator.
29102 (define_expand "cbranch<mode>4): Add support for conditional branch
29103 with vector comparison.
29104 * tree-vect-loop.c (optimize_mask_stores): New function.
29105 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
29106 has_mask_store field of vect_info.
29107 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
29108 vectorized loops having masked stores after vec_info destroy.
29109 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
29110 correspondent macros.
29111 (optimize_mask_stores): Add prototype.
29113 2016-02-02 Alan Modra <amodra@gmail.com>
29116 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
29119 2016-02-02 Alan Modra <amodra@gmail.com>
29122 * config/rs6000/rs6000.c (need_toc_init): New var, set it
29123 whenever toc_label_name used.
29124 (rs6000_file_start): Don't set up toc section here,
29125 (rs6000_output_function_epilogue): do so here instead,
29126 (rs6000_xcoff_file_start): and here.
29127 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
29128 (load_toc_aix_di): Likewise.
29130 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29132 PR rtl-optimization/69592
29133 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
29134 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
29135 (num_sign_bit_copies_binary_arith_p): New inline function.
29136 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
29138 2016-02-01 Jeff Law <law@redhat.com>
29140 PR tree-optimization/69580
29141 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
29142 * tree-ssa-threadbackward.c
29143 (fsm_find_control_statement_thread_paths): Do not try to walk
29144 through large PHI nodes.
29146 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29148 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
29149 when count is incremented above limit, don't analyze further
29152 * omp-low.c (oacc_parse_default_dims): Avoid
29153 -Wsign-compare warning, make sure value fits into int
29154 rather than just unsigned int.
29156 2016-02-01 Bin Cheng <bin.cheng@arm.com>
29158 PR tree-optimization/67921
29159 * fold-const.c (split_tree): New parameters. Convert pointer
29160 type variable part to proper type before negating.
29161 (fold_binary_loc): Pass new arguments to split_tree.
29163 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
29165 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
29166 (nvptx_goacc_validate_dims): Extend to handle global defaults.
29167 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
29168 * doc/tm.texti: Rebuilt.
29169 * doc/invoke.texi (fopenacc-dim): Document.
29170 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
29171 (append_compiler_options): Likewise.
29172 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
29173 (oacc_parse_default_dims): New.
29174 (oacc_validate_dims): Add USED arg. Select non-unity default when
29176 (oacc_loop_fixed_partitions): Return mask of used partitions.
29177 (oacc_loop_auto_partitions): Emit dump info.
29178 (oacc_loop_partition): Return mask of used partitions.
29179 (execute_oacc_device_lower): Parse default dimension arg. Adjust
29180 loop partitioning and validation calls.
29182 2016-02-01 Richard Biener <rguenther@suse.de>
29184 PR middle-end/69556
29185 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
29187 2016-02-01 Richard Biener <rguenther@suse.de>
29189 PR tree-optimization/69574
29190 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
29191 of asserting return chrec_dont_know.
29193 2016-02-01 Martin Liska <mliska@suse.cz>
29195 * mem-stats-traits.h: Add copyright header.
29196 * mem-stats.h: Likewise.
29198 2016-02-01 Richard Biener <rguenther@suse.de>
29200 PR tree-optimization/69579
29201 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
29202 Do not propagate through abnormal PHI results.
29204 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
29206 * postreload.c (reload_cse_simplify): Remove dead code.
29208 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29210 PR rtl-optimization/69570
29211 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
29212 if there is more than one set, not if there is a single set.
29214 2016-02-01 Richard Henderson <rth@redhat.com>
29217 * combine.c (make_compound_operation): When looking through a
29218 subreg, make sure to re-extend to the width of the outer mode.
29220 2016-01-30 Jakub Jelinek <jakub@redhat.com>
29222 PR tree-optimization/69546
29223 * wide-int.cc (wi::divmod_internal): For unsigned division
29224 where both operands fit into uhwi, if o1 is 1 and o0 has
29225 msb set, if divident_prec is larger than bits per hwi,
29226 clear another quotient word and return 2 instead of 1.
29227 Similarly for remainder with msb in HWI set, if dividend_prec
29228 is larger than bits per hwi.
29230 2016-01-29 Martin Jambor <mjambor@suse.cz>
29232 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
29233 Use short lowercase names.
29234 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
29235 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
29236 acq_rel one. Protect warning agains segfaults if
29237 get_memory_order_name returns NULL.
29238 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
29239 with release semantics. Do not warn if get_memory_order already did.
29240 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
29241 semantics. Fix check for relaxed or acquire semantics. Do not warn
29242 if get_memory_order already did.
29244 2016-01-29 Sebastian Pop <s.pop@samsung.com>
29246 * doc/install.texi: Document that isl-0.16 is supported.
29248 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
29251 * config/i386/constraints.md (Bm): Describe as special memory
29253 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
29254 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29255 * genpreds.c (struct constraint_data): Add is_special_memory.
29256 (have_special_memory_constraints, special_memory_start): New
29258 (special_memory_end): Ditto.
29259 (add_constraint): Add new arg is_special_memory. Add code to
29260 process its true value. Update have_special_memory_constraints.
29261 (process_define_constraint): Pass the new arg.
29262 (process_define_register_constraint): Ditto.
29263 (choose_enum_order): Process special memory.
29264 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
29265 function insn_extra_special_memory_constraint.
29266 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29267 * gensupport.c (process_rtx): Process
29268 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29269 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
29270 * ira-lives.c (single_reg_class): Use
29271 insn_extra_special_memory_constraint.
29272 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
29273 * lra-constraints.c (process_alt_operands): Ditto.
29274 (curr_insn_transform): Use insn_extra_special_memory_constraint.
29275 * recog.c (asm_operand_ok, preprocess_constraints): Process
29277 * reload.c (find_reloads): Ditto.
29278 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
29279 * stmt.c (parse_input_constraint): Use
29280 insn_extra_special_memory_constraint.
29282 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29285 * lra-splill.c (lra_final_code_change): Revert r229087 by
29286 removing all sub-registers.
29288 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
29291 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
29293 2016-01-29 Jakub Jelinek <jakub@redhat.com>
29296 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
29297 SSE1, copy target into the temporary reg first before recursing
29300 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29302 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
29305 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29307 * ginclude/stdarg.h: Test __cplusplus instead of
29308 __GXX_EXPERIMENTAL_CXX0X__.
29310 2016-01-29 Richard Biener <rguenther@suse.de>
29312 PR tree-optimization/69547
29313 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
29314 Do not mark clobbers necessary.
29315 (mark_all_reaching_defs_necessary_1): Likewise.
29317 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29319 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
29320 declaration name with %qs and print it in both error messages.
29321 Also fix indentation.
29323 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29326 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
29327 trailing blank line from error message.
29329 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29332 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
29335 2016-01-29 Richard Biener <rguenther@suse.de>
29337 PR middle-end/69537
29338 * match.pd: Allow all integral types when simplifying a
29339 widening or sign-changing conversion.
29341 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29343 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
29344 back to setting codegen_error to fail codegen.
29346 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
29349 * config/i386/constraints.md (C): Only accept constant zero operand.
29350 (BC): New constraint.
29351 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
29352 instead of C constraint.
29353 * doc/md.texi (Machine Constraints): Update description
29356 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
29359 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
29361 2016-01-28 Jakub Jelinek <jakub@redhat.com>
29363 PR middle-end/69542
29364 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
29367 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
29369 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
29370 branches if using guessed profile.
29372 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
29374 * graphite-optimize-isl.c (optimize_isl): Fix dump.
29376 2016-01-28 Richard Henderson <rth@redhat.com>
29379 * config/aarch64/aarch64-modes.def (CC_Cmode): New
29380 * config/aarch64/aarch64-protos.h: Update.
29381 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
29382 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
29383 (aarch64_get_condition_code_1): Handle CC_Cmode.
29384 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
29385 (*add<mode>3_compareC_cconly_imm): New.
29386 (*add<mode>3_compareC_cconly): New.
29387 (*add<mode>3_compareC_imm): New.
29388 (add<mode>3_compareC): New.
29389 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
29390 to be first. Use aarch64_carry_operation.
29391 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
29392 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
29393 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
29394 (subti3): Use subdi3_compare1.
29395 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
29396 (sub<mode>3_compare1): New.
29397 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
29398 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
29399 (*subsi3_carryin_uxtw): Likewise.
29400 (*ngc<mode>, *ngcsi_uxtw): Likewise.
29401 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
29402 * config/aarch64/iterators.md (DWI): New.
29403 * config/aarch64/predicates.md (aarch64_carry_operation): New.
29404 (aarch64_borrow_operation): New.
29406 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
29408 * graphite-optimize-isl.c (optimize_isl): Print a different debug
29409 message when isl does not return a valid schedule.
29411 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29413 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
29414 Remove comments from class declarations: they are already in the code
29417 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29419 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
29421 (ternary_op_to_tree): Same.
29422 (unary_op_to_tree): Same.
29423 (nary_op_to_tree): Same.
29424 (gcc_expression_from_isl_expr_op): Same.
29425 (gcc_expression_from_isl_expression): Same.
29426 (graphite_create_new_loop): Same.
29427 (graphite_create_new_loop_guard): Same.
29428 (build_iv_mapping): Same.
29429 (graphite_create_new_guard): Same.
29430 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
29431 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
29433 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29435 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
29436 instead of setting codegen_error to fail codegen.
29438 2016-01-28 Jason Merrill <jason@redhat.com>
29440 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
29442 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29444 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
29445 Remove CONST_INT_P check in CCMP cost calculation.
29447 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29449 * config/aarch64/aarch64.c (generic_vector_cost):
29450 Set vec_permute_cost.
29451 (cortexa57_vector_cost): Likewise.
29452 (exynosm1_vector_cost): Likewise.
29453 (xgene1_vector_cost): Likewise.
29454 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
29455 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
29456 Add vec_permute_cost entry.
29458 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29460 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
29462 (add<mode>3_compare0): Likewise.
29463 (addsi3_compare0_uxtw): Likewise.
29464 (add<mode>3nr_compare0): Likewise.
29465 (compare_neg<mode>): Likewise.
29466 (<optab><mode>3): Likewise.
29468 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
29470 * tree-vect-stmts.c (vectorizable_comparison): Add
29471 NULL check for vectype.
29473 2016-01-28 Richard Biener <rguenther@suse.de>
29475 PR tree-optimization/69466
29476 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
29477 Account for PHIs we couldn't duplicate.
29479 2016-01-28 Martin Liska <mliska@suse.cz>
29482 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
29483 instead of ENABLE_VALGRIND_CHECKING.
29485 2016-01-27 Richard Henderson <rth@redhat.com>
29488 * lra-remat.c (subreg_regs): New.
29489 (dump_candidates_and_remat_bb_data): Dump it.
29490 (operand_to_remat): Reject if operand in subreg_regs.
29491 (set_bb_regs): Collect subreg_regs.
29492 (lra_remat): Init and free subreg_regs. Compute
29493 calculate_local_reg_remat_bb_data before create_cands.
29495 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
29498 * config/i386/i386.c (ix86_update_stack_boundary): Don't
29499 change stack_alignment_needed for __tls_get_addr call.
29501 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
29503 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
29505 2016-01-27 Jeff Law <law@redhat.com>
29507 PR tree-optimization/68398
29508 PR tree-optimization/69196
29509 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
29510 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
29511 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29512 Only count PHIs in the last block in the path. The others will
29513 const/copy propagate away. Add heuristic to allow more irreducible
29514 subloops to be created when it is likely profitable to do so.
29516 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29517 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
29518 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
29520 2016-01-27 Jakub Jelinek <jakub@redhat.com>
29523 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
29524 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
29525 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
29526 * tree-streamer-in.c: Include asan.h.
29527 (streamer_get_builtin_tree): For builtins in sanitizer
29528 range call initialize_sanitizer_builtins and retry.
29530 2016-01-27 Ian Lance Taylor <iant@google.com>
29532 * common.opt (fkeep-gc-roots-live): New undocumented option.
29533 * tree-ssa-loop-ivopts.c (add_candidate_1): If
29534 -fkeep-gc-roots-live, skip pointers.
29535 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
29538 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
29541 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
29542 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
29544 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
29547 * configure.ac: NetBSD provides SSP in its C library.
29548 * configure: Updated.
29550 2016-01-27 Richard Biener <rguenther@suse.de>
29552 PR tree-optimization/69166
29553 * tree-vect-loop.c (vect_is_simple_reduction): Always check
29554 reduction code for commutativity / associativity.
29556 2016-01-27 Martin Jambor <mjambor@suse.cz>
29558 PR tree-optimization/69355
29559 * tree-sra.c (analyze_access_subtree): Correct hole detection when
29560 total_scalarization fails.
29562 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
29564 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
29567 2016-01-27 Christian Bruel <christian.bruel@st.com>
29570 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
29571 Move arm_reset_previous_fndecl and set_target_option_current_node in
29572 the conditional part. Call save_restore_target_globals.
29573 * config/arm/arm.c (arm_set_current_function):
29574 Refactor to better support #pragma target and attribute mix.
29575 Call save_restore_target_globals.
29576 * config/arm/arm-protos.h (save_restore_target_globals): New function.
29578 2016-01-27 Martin Liska <mliska@suse.cz>
29580 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
29581 reference for an HSA kernel and its host function.
29583 2016-01-27 Jakub Jelinek <jakub@redhat.com>
29585 PR tree-optimization/69399
29586 * wide-int.h (wi::lrshift): For larger precisions, only
29587 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
29589 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
29591 * config/arc/predicates.md (proper_comparison_operator): Reject
29592 constant-constant comparison.
29594 2016-01-26 Tom de Vries <tom@codesourcery.com>
29596 PR tree-optimization/69110
29597 * tree-data-ref.c (initialize_data_dependence_relation): Handle
29598 DR_NUM_DIMENSIONS == 0.
29600 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
29601 Sebastian Pop <s.pop@samsung.com>
29603 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
29604 isl_ast_op_cond and isl_ast_op_select.
29605 (gcc_expression_from_isl_expr_op): Same.
29607 2016-01-26 Jason Merrill <jason@redhat.com>
29610 * tree.c (recompute_constructor_flags): Split out from
29612 (verify_constructor_flags): New.
29613 * tree.h: Declare them.
29615 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
29617 PR rtl-optimization/69217
29618 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
29619 are no TYPE_FIELDS set for the record type.
29621 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29624 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
29625 toc_label_name unconditionally.
29626 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
29627 SYMBOL_REF string. Use toc_label_name instead of constructing
29629 (rs6000_elf_declare_function_name): Use toc_label_name instead of
29630 constructing LCTOC1.
29632 2016-01-26 Martin Sebor <msebor@redhat.com>
29635 * doc/extend.texi (Common Type Attributes): Move text that talks about
29636 attribute packed from attribute aligned to the section discussing
29637 the former attribute for clarity.
29639 2016-01-26 Richard Henderson <rth@redhat.com>
29641 PR middle-end/60908
29642 * trans-mem.c (tm_region_init): Mark entry block as visited.
29644 2016-01-26 David Malcolm <dmalcolm@redhat.com>
29647 * diagnostic-show-locus.c (layout::print_source_line): Replace
29648 call to pp_newline with call to layout::print_newline.
29649 (layout::print_annotation_line): Likewise.
29650 (layout::move_to_column): Likewise.
29651 (layout::print_any_fixits): After printing any fixits, print a
29652 trailing newline, if necessary.
29653 (layout::print_newline): New method, resetting any colorization
29655 (diagnostic_show_locus): Move the pp_newline to before the
29656 early bailout. Remove dummy block enclosing the layout instance.
29657 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
29658 of pp_newline_and_flush with pp_flush.
29659 (diagnostic_append_note): Delete use of pp_newline.
29660 (diagnostic_append_note_at_rich_loc): Delete.
29661 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
29662 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
29663 when newline characters are added to the buffer.
29665 2016-01-26 Michael Matz <matz@suse.de>
29667 * configure.ac (ac_cv_std_swap_in_utility): New test.
29668 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
29669 * configure: Regenerate.
29670 * config.in: Regenerate.
29672 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
29674 * config/arc/arc.md (cstoresi4): Force operand into register.
29675 (arcset<code>): Fix predicate.
29676 (arcsetltu): Likewise.
29677 (arcsetgeu): Likewise.
29678 (arcsethi): Likewise.
29679 (arcsetls): Likewise.
29681 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29683 PR tree-optimization/69483
29684 * gimple-fold.c (canonicalize_constructor_val): Return NULL
29685 if base has error_mark_node type.
29687 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
29690 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
29691 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
29693 (vget_lane_f16): Handle big-endian.
29694 (vgetq_lane_f16): Likewise.
29695 (vset_lane_f16): Likewise.
29696 (vsetq_lane_f16): Likewise.
29697 * config/arm/iterators.md (VQXMOV): Add V8HF.
29698 (VDQ): Add V4HF and V8HF.
29699 (V_reg): Handle V4HF and V8HF.
29700 (Is_float_mode): Likewise.
29701 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
29702 neon_vdup_nv8hf): New patterns.
29703 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
29704 Use VD_LANE iterator.
29705 (neon_vld1_dup<mode>): Use VQ2 iterator.
29707 2016-01-26 Nathan Sidwell <nathan@acm.org>
29709 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
29710 (set_oacc_fn_attrib): Add IS_KERNEL arg.
29711 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
29712 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
29713 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
29714 (oacc_validate_dims): Add LEVEL arg, don't return level.
29715 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
29716 oacc_validate_dims.
29717 (execute_oacc_device_lower): Adjust, add more dump output.
29718 * tree-ssa-loop.c (gate_oacc_kernels): Use
29719 oacc_fn_attrib_kernels_p.
29720 * tree-parloops.c (create_parallel_loop): Adjust
29721 set_oacc_fn_attrib call.
29723 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29726 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
29727 (append_compiler_options): Handle -fcilkplus.
29728 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
29730 2016-01-26 Nick Clifton <nickc@redhat.com>
29733 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
29734 been marked as DECL_ONE_ONLY but we do not the means to make it
29735 so, then do not allow it to bind locally.
29737 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29740 * opts.h (parse_sanitizer_options): New prototype.
29741 * opts.c (sanitizer_opts): New array.
29742 (parse_sanitizer_options): New function.
29743 (common_handle_option): Use parse_sanitizer_options.
29745 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
29748 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
29749 alignment adjustment to ...
29750 (ix86_update_stack_boundary): Here. Don't over-align stack for
29752 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
29753 if __tls_get_addr is called.
29755 2016-01-26 Christian Bruel <christian.bruel@st.com>
29757 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
29759 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
29761 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
29763 2016-01-26 Richard Biener <rguenther@suse.de>
29765 PR middle-end/69467
29766 * match.pd: Guard X * CST CMP 0 pattern with single_use.
29768 2016-01-26 Richard Biener <rguenther@suse.de>
29770 PR tree-optimization/69452
29771 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
29772 (move_computations_dom_walker::before_dom_children): Rename
29774 (move_computations_worker): This.
29775 (move_computations): Perform an RPO rather than a DOM walk.
29777 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29780 * combine.c (combine_instructions): For REG_EQUAL note with
29781 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
29782 to the underlying register.
29783 * doc/rtl.texi (REG_EQUAL): Document the behavior of
29784 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
29786 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
29789 * config/aarch64/aarch64-builtins.c
29790 (aarch64_init_simd_builtin_types): Do not set structural
29791 equality to __Poly{8,16,64,128}_t types.
29793 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
29795 PR tree-optimization/69400
29796 * wide-int.cc (wi_pack): Take the precision as argument and
29797 perform canonicalization here rather than in the callers.
29798 Use the main loop to handle all full-width HWIs. Add a
29799 zero HWI if in_len isn't a full result.
29800 (wi::divmod_internal): Update accordingly.
29801 (wi::mul_internal): Likewise. Simplify.
29803 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
29804 Sebastian Pop <s.pop@samsung.com>
29806 * graphite-poly.c (apply_poly_transforms): Simplify.
29807 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
29808 (print_isl_map): Same.
29809 (print_isl_union_map): Same.
29810 (print_isl_schedule): New.
29811 (debug_isl_schedule): New.
29812 * graphite-dependences.c (scop_get_reads): Do not call
29813 isl_union_map_add_map that is undocumented isl functionality.
29814 (scop_get_must_writes): Same.
29815 (scop_get_may_writes): Same.
29816 (scop_get_original_schedule): Remove.
29817 (scop_get_dependences): Do not call isl_union_map_compute_flow that
29818 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
29819 (compute_deps): Remove.
29820 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
29821 (debug_schedule_ast): New.
29822 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
29823 set_separate_option.
29824 (graphite_regenerate_ast_isl): Add dump.
29825 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
29826 from scop->transformed_schedule.
29827 (graphite_regenerate_ast_isl): Add more dump.
29828 * graphite-optimize-isl.c (optimize_isl): Set
29829 scop->transformed_schedule. Check whether schedules are equal.
29830 (apply_poly_transforms): Move here.
29831 * graphite-poly.c (apply_poly_transforms): ... from here.
29832 (free_poly_bb): Static.
29833 (free_scop): Static.
29834 (pbb_number_of_iterations_at_time): Remove.
29835 (print_isl_ast): New.
29836 (debug_isl_ast): New.
29837 (debug_scop_pbb): New.
29838 * graphite-scop-detection.c (print_edge): Move.
29839 (print_sese): Move.
29840 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
29841 (build_scop_scattering): Remove.
29842 (create_pw_aff_from_tree): Assert instead of bailing out.
29843 (add_condition_to_pbb): Remove unused code, do not fail.
29844 (add_conditions_to_domain): Same.
29845 (add_conditions_to_constraints): Remove.
29846 (build_scop_context): New.
29847 (add_iter_domain_dimension): New.
29848 (build_iteration_domains): Initialize pbb->iterators.
29849 Call add_conditions_to_domain.
29852 (index_outermost_in_loop): New.
29853 (index_pbb_in_loop): New.
29854 (outermost_pbb_in): New.
29855 (add_in_sequence): New.
29856 (add_outer_projection): New.
29857 (outer_projection_mupa): New.
29858 (add_loop_schedule): New.
29859 (build_schedule_pbb): New.
29860 (build_schedule_loop): New.
29861 (embed_in_surrounding_loops): New.
29862 (build_schedule_loop_nest): New.
29863 (build_original_schedule): New.
29864 (build_poly_scop): Call build_original_schedule.
29865 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
29866 (free_poly_dr): Remove.
29867 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
29868 (free_poly_bb): Remove.
29869 (debug_loop_vec): Remove.
29870 (print_isl_ast): Declare.
29871 (debug_isl_ast): Declare.
29872 (scop_do_interchange): Remove.
29873 (scop_do_strip_mine): Remove.
29874 (scop_do_block): Remove.
29875 (flatten_all_loops): Remove.
29876 (optimize_isl): Remove.
29877 (pbb_number_of_iterations_at_time): Remove.
29878 (debug_scop_pbb): Declare.
29879 (print_schedule_ast): Declare.
29880 (debug_schedule_ast): Declare.
29881 (struct scop): Remove schedule. Add original_schedule,
29882 transformed_schedule.
29883 (free_gimple_poly_bb): Remove.
29884 (print_generated_program): Remove.
29885 (debug_generated_program): Remove.
29886 (unify_scattering_dimensions): Remove.
29887 * sese.c (print_edge): ... here.
29888 (print_sese): ... here.
29889 (debug_edge): ... here.
29890 (debug_sese): ... here.
29891 * sese.h (print_edge): Declare.
29892 (print_sese): Declare.
29893 (dump_edge): Declare.
29894 (dump_sese): Declare.
29896 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
29897 Sebastian Pop <s.pop@samsung.com>
29899 * Makefile.in: Set ISLVER in site.exp.
29901 2016-01-25 Jakub Jelinek <jakub@redhat.com>
29903 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
29904 DECL_VALUE_EXPR of new_var even for the non-array case. Look
29905 through DECL_VALUE_EXPR for expansion.
29907 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
29909 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
29910 the frame info after reload completed.
29912 2016-01-25 Jeff Law <law@redhat.com>
29914 PR tree-optimization/69196
29915 PR tree-optimization/68398
29916 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
29917 tree-ssa-threadupdate.c.
29918 (determine_bb_domination_status): Prototype
29919 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
29920 (determine_bb_domination_status): No longer static.
29921 (valid_jump_thread_path): Remove code to detect characteristics
29922 of the jump thread path not associated with correctness.
29923 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
29924 Correct test for thread path length. Count PHIs for real operands as
29925 statements that need to be copied. Do not count ASSERT_EXPRs.
29926 Look at all the blocks in the thread path. Compute and selectively
29927 filter thread paths based on threading through the latch, threading
29928 a multiway branch or crossing a multiway branch.
29930 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29932 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
29933 decl with __attribute__ ((unused)) annotation.
29935 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
29938 * tree-vect-stmts.c (vectorizable_condition): Check vectype
29939 of operands is compatible with a statement vectype.
29941 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
29943 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
29944 improve wording for mixed storage order support.
29946 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
29948 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
29949 (vcvt_u64_f64): Likewise.
29950 (vcvta_s64_f64): Likewise.
29951 (vcvta_u64_f64): Likewise.
29952 (vcvtm_s64_f64): Likewise.
29953 (vcvtm_u64_f64): Likewise.
29954 (vcvtn_s64_f64): Likewise.
29955 (vcvtn_u64_f64): Likewise.
29956 (vcvtp_s64_f64): Likewise.
29957 (vcvtp_u64_f64): Likewise.
29959 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
29961 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
29962 (arc_init): Check validity mll64 option.
29963 (arc_save_restore): Use double load/store instruction.
29964 (arc_expand_movmem): Likewise.
29965 (arc_split_move): Don't split if we have double load/store
29966 instructions. Returns a boolean.
29967 (arc_process_double_reg_moves): Change function to return boolean
29968 instead of a sequence of instructions.
29969 (arc_dwarf_register_span): New function.
29970 * config/arc/arc-protos.h (arc_split_move): Change prototype.
29971 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
29972 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
29973 (*movdf_insn): Likewise.
29974 * config/arc/arc.opt (mll64): New option.
29975 * config/arc/predicates.md (even_register_operand): New predicate.
29976 * doc/invoke.texi (ARC Options): Add mll64 documentation.
29978 2016-01-25 Richard Biener <rguenther@suse.de>
29981 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
29982 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
29984 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
29986 2016-01-25 Richard Biener <rguenther@suse.de>
29988 PR tree-optimization/69376
29989 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
29991 (VN_INFO_ANTI_RANGE_P): New inline.
29992 (VN_INFO_RANGE_TYPE): Likewise.
29993 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
29994 SSA_NAME_ANTI_RANGE_P.
29995 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
29996 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
29997 Properly query VN_INFO_RANGE_TYPE.
29999 2016-01-25 Nick Clifton <nickc@redhat.com>
30002 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
30004 2016-01-23 Tom de Vries <tom@codesourcery.com>
30006 PR tree-optimization/69426
30007 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
30010 2016-01-23 Jakub Jelinek <jakub@redhat.com>
30012 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
30013 "the the" with "the" in the comments.
30014 * ipa-devirt.c (build_type_inheritance_graph,
30015 update_type_inheritance_graph): Likewise.
30016 * tree.c (build_function_type_list_1): Likewise.
30017 * cfgloopmanip.c (scale_loop_profile): Likewise.
30018 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
30019 * gimple-ssa-split-paths.c
30020 (find_block_to_duplicate_for_splitting_paths): Likewise.
30021 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
30022 * expr.c (convert_move): Likewise.
30023 * var-tracking.c (vt_stack_adjustments): Likewise.
30024 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
30025 * tree-vrp.c (test_for_singularity): Likewise.
30027 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
30028 directly instead of building a temporary tree.
30031 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
30032 remove <algorithm> include.
30034 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30037 * config/i386/i386.c: Include dojump.h.
30038 (expand_small_movmem_or_setmem,
30039 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
30041 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
30042 if dynamic_check != -1.
30044 2016-01-21 Jeff Law <law@redhat.com>
30046 PR middle-end/69347
30047 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
30048 record_temporary_equivalences. Rewritten to avoid unnecessary calls
30049 into dominated_by_p.
30050 (cprop_into_successor_phis): Avoid unnecessary tests.
30052 2016-01-22 Richard Henderson <rth@redhat.com>
30055 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
30056 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
30058 2016-01-22 Michael Matz <matz@suse.de>
30060 * system.h (string, algorithm): Include only conditionally.
30061 (new): Include always under C++.
30062 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
30063 * final.c (toplevel): Ditto.
30064 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
30065 * genconditions.c (write_header): Make gencondmd.c define
30067 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
30069 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
30070 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
30072 2016-01-22 Christian Bruel <christian.bruel@st.com>
30075 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
30077 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30080 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
30081 define_insn_and_split. Ensure operands[1] and operands[0] do not
30082 get assigned the same register.
30084 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
30086 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
30088 2016-01-22 Christian Bruel <christian.bruel@st.com>
30090 * config/arm/arm-c.c (arm_pragma_target_parse):
30091 Remove warn_builtin_macro_redefined overwrite.
30093 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30095 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
30096 flag_non_call_exceptions compatibility.
30098 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30101 * dwarf2out.c (add_child_die_after): New function.
30102 (dwarf_qual_info_t): New type.
30103 (dwarf_qual_info): New variable.
30104 (qualified_die_p): New function.
30105 (modified_type_die): For -fdebug-types-section, ensure
30106 canonical order of qualifiers. Put qualified DIEs adjacent
30107 to the corresponding non-qualified type DIE and search there
30108 for existing qualified DIEs.
30110 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30112 * doc/extend.texi (scalar_storage_order type attribute): Document
30113 restriction on type punning and aliasing, and remove future tense.
30115 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
30118 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
30121 2016-01-21 Jeff Law <law@redhat.com>
30123 PR middle-end/69347
30124 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
30125 useless call to record_temporary_equivalences.
30126 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
30127 allocate 10 slots in the bb_path vector and let it grow as needed.
30128 (fsm_find_control_statement_thread_paths): Similarly for the next_path
30131 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30133 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
30135 * configure: Regenerate.
30137 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
30139 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
30140 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
30142 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
30144 PR middle-end/66178
30145 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
30146 drop EXPAND_INITIALIZER.
30147 * rtl.h (contains_symbolic_reference_p): Declare.
30148 * rtlanal.c (contains_symbolic_reference_p): New function.
30149 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
30150 a subtraction into a NOT if symbolic constants are involved.
30152 2016-01-21 Anton Blanchard <anton@samba.org>
30153 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30156 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
30158 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
30161 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30163 * config/microblaze/microblaze.c
30164 (get_branch_target): New.
30165 (insert_wic_for_ilb_runout): New.
30167 (microblaze_machine_dependent_reorg): New.
30168 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
30169 * config/microblaze/microblaze.md
30170 (UNSPEC_IPREFETCH): Define.
30171 (iprefetch): New pattern
30172 * config/microblaze/microblaze.opt
30173 (mxl-prefetch): New flag.
30175 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30177 * config/microblaze/microblaze.h
30178 (FIXED_REGISTERS): Update in macro.
30179 (CALL_USED_REGISTERS): Update in macro.
30181 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
30183 PR rtl-optimization/68920
30184 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
30187 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
30189 PR rtl-optimization/68990
30190 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
30191 pseudo instead of inheritance ones.
30193 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
30194 Nick Clifton <nickc@redhat.com>
30198 * config/mips/mips.c (mips_compute_frame_info): Initialise
30199 args_size and hard_frame_pointer_offset fields of the frame
30200 structure before calling mips_global_pointer.
30202 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30204 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
30206 * configure: Regenerate.
30208 2016-01-21 Richard Biener <rguenther@suse.de>
30210 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
30212 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30214 * config/s390/s390.c (s390_asm_declare_function_size): Add code
30215 to actually emit the .size directive.
30217 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
30218 Jakub Jelinek <jakub@redhat.com>
30222 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
30223 args array size by one to avoid buffer overflow.
30225 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30227 * config/s390/s390.md (pool_section_start): Use switch_to_section
30228 to select proper read-only data section instead of hardcoding
30230 (pool_section_end): Use switch_to_section to match the above.
30232 2016-01-21 Richard Biener <rguenther@suse.de>
30234 PR tree-optimization/69378
30235 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
30236 (set_ssa_val_to): Use it for dominance checks taking into
30237 account not executable edges.
30239 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30242 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
30243 for bitsize instead of GET_MODE_PRECISION (mode).
30245 2016-01-20 Martin Sebor <msebor@redhat.com>
30248 * extend.texi (__sync Builtins): Clarify the semantics of
30249 __sync_fetch_and_OP built-ins on pointers.
30250 (__atomic Builtins): Same.
30252 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30253 Sebastian Pop <s.pop@samsung.com>
30255 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
30256 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
30257 (is_valid_rename): Same.
30258 (translate_isl_ast_to_gimple::get_rename): Same.
30259 (translate_isl_ast_to_gimple::rename_all_uses): Same.
30260 (translate_isl_ast_to_gimple::rename_uses): Same.
30261 (get_new_name): Check for close_phi nodes.
30262 (copy_loop_phi_args): Use phi_node_kind.
30263 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
30264 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
30266 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30267 Sebastian Pop <s.pop@samsung.com>
30269 Revert commit r229783.
30270 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
30271 Remove use of parameter_rename_map.
30272 (copy_def): Remove.
30273 (copy_internal_parameters): Remove.
30274 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
30275 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
30276 (free_sese_info): Do not free parameter_rename_map.
30277 (set_rename): Do not use parameter_rename_map.
30278 (rename_uses): Update call to set_rename.
30279 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
30280 * sese.h (parameter_rename_map_t): Remove.
30281 (struct sese_info_t): Remove field parameter_rename_map.
30283 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30284 Sebastian Pop <s.pop@samsung.com>
30286 * graphite-isl-ast-to-gimple.c: Fix comment.
30287 * graphite-scop-detection.c (defined_in_loop_p): New.
30288 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
30289 names defined in loop.
30291 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30292 Sebastian Pop <s.pop@samsung.com>
30294 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
30295 Discard unstructured if-then-else regions.
30297 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30298 Sebastian Pop <s.pop@samsung.com>
30300 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
30301 (cleanup_loop_iter_dom): Remove.
30302 (build_loop_iteration_domains): Remove.
30303 (build_scop_context): Remove.
30304 (build_scop_iteration_domain): Remove.
30305 (add_loop_constraints): New.
30306 (build_iteration_domains): New.
30307 (build_poly_scop): Call build_iteration_domains.
30309 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30310 Sebastian Pop <s.pop@samsung.com>
30312 * graphite-scop-detection.c
30313 (scop_detection::harmful_loop_in_region): Free dom and loops.
30314 (scop_detection::loop_body_is_valid_scop): Free bbs.
30316 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30317 Sebastian Pop <s.pop@samsung.com>
30319 * graphite-scop-detection.c (record_loop_in_sese): New.
30320 (gather_bbs::before_dom_children): Call record_loop_in_sese.
30321 (build_scops): Remove call to build_sese_loop_nests.
30322 * sese.c (sese_record_loop): Remove.
30323 (build_sese_loop_nests): Remove.
30324 (new_sese_info): Remove region->loops.
30325 (free_sese_info): Same.
30326 * sese.h (sese_contains_loop): Same.
30327 (build_sese_loop_nests): Remove.
30328 (sese_contains_loop): Remove.
30330 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30331 Sebastian Pop <s.pop@samsung.com>
30333 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
30334 loop_is_valid_in_scop.
30335 (scop_detection::harmful_stmt_in_region): Renamed
30336 harmful_loop_in_region.
30337 Call loop_is_valid_in_scop.
30339 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30340 Sebastian Pop <s.pop@samsung.com>
30342 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
30345 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30346 Sebastian Pop <s.pop@samsung.com>
30348 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
30349 * graphite.h (struct poly_bb): Remove field is_reduction.
30350 (PBB_IS_REDUCTION): Remove.
30352 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30353 Sebastian Pop <s.pop@samsung.com>
30355 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
30356 (add_pdr_constraints): Same.
30357 (scop_get_reads): Same.
30358 (scop_get_must_writes): Same.
30359 (scop_get_may_writes): Same.
30360 (scop_get_original_schedule): Same.
30361 (extend_schedule): Same.
30362 (apply_schedule_on_deps): Same.
30363 (carries_deps): Same.
30364 (compute_deps): Same.
30365 (scop_get_dependences): Same.
30366 * graphite-isl-ast-to-gimple.c
30367 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
30368 * graphite-optimize-isl.c (get_schedule_for_band): Same.
30369 (get_schedule_for_band_list): Same.
30370 (get_schedule_map): Same.
30371 (apply_schedule_map_to_scop): Same.
30372 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
30373 (build_loop_iteration_domains): Same.
30374 (add_condition_to_pbb): Same.
30375 (add_param_constraints): Same.
30376 (pdr_add_memory_accesses): Same.
30377 (pdr_add_data_dimensions): Same.
30379 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30381 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
30384 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30386 * common.opt (feliminate-dwarf2-dups): Replace references to
30387 "DWARF 2" with just "DWARF".
30388 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
30389 * doc/extend.texi: Likewise.
30390 * doc/cpp.texi: Likewise.
30391 * doc/invoke.texi: Likewise.
30392 (Option Summary): Add -gdwarf to list of Debugging Options.
30393 (Debugging Options): Document -gdwarf.
30394 * doc/contrib.texi: Spell "DWARF" like that.
30396 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30398 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
30399 warning. Fix up formatting.
30401 PR middle-end/67653
30402 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
30403 attempt to mark memory input operand addressable and
30404 call prepare_gimple_addressable in that case. Don't adjust
30405 input_location for diagnostics, use error_at instead.
30407 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
30409 * config/rs6000/ppc-auxv.h: New file.
30410 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
30411 (cpu_is): Likewise.
30412 (cpu_supports): Likewise.
30413 * config/rs6000/rs6000.c: include "ppc-auxv.h".
30414 (cpu_is_info): New variable.
30415 (cpu_supports_info): Likewise.
30416 (tcb_verification_symbol): Likewise.
30417 (cpu_builtin_p): Likewise.
30418 (cpu_expand_builtin): New function.
30419 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
30420 (rs6000_init_builtins): Likewise.
30421 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
30422 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
30423 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
30424 * configure: Regenerate.
30425 * config.in: Likewise.
30426 * doc/extend.texi (PowerPC Built-in Functions): Document
30427 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
30429 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
30432 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
30434 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
30437 2016-01-20 Richard Henderson <rth@redhat.com>
30443 * tree.c (tm_define_builtin): New.
30444 (find_tm_vector_type): New.
30445 (build_tm_vector_builtins): New.
30446 (build_common_builtin_nodes): Call it.
30448 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
30450 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
30451 (arm_fp_ok): Likewise.
30452 (arm_fp): Likewise.
30453 (arm_crypto): Likewise.
30455 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
30456 Richard Biener <rguenther@suse.de>
30458 PR tree-optimization/69328
30459 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
30460 vectors have same number of elements.
30461 (vectorizable_condition): Fix masked version recognition.
30463 2016-01-20 Richard Biener <rguenther@suse.de>
30465 PR tree-optimization/69345
30466 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
30467 (VN_INFO_PTR_INFO): Likewise.
30468 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
30469 info when it is equal between non-dominating SSA names.
30470 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
30471 Make sure to look at original SSA infos.
30473 2016-01-20 Jeff Law <law@redhat.com>
30476 * config/m68k/predicates.md (pow2_m1_operand): New predicate
30478 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
30479 (pc_or_label_operand): New predicate.
30480 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
30481 tests for small integers that are 2^n - 1.
30483 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
30485 * doc/invoke.texi (Options Summary): Add '.' after @xref.
30487 2016-01-19 Jeff Law <law@redhat.com>
30489 PR middle-end/69347
30490 * tree-ssa-threadbackwards.c
30491 (fsm_find_control_statement_thread_paths): Do not try to lookup
30492 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
30494 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
30496 * doc/lto.texi: Remove text that says only Gold has linker plugin
30499 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
30501 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
30502 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
30503 the DIE accordingly.
30504 (modified_type_die): Add REVERSE parameter and pass it recursively,
30505 as well as to base_type_die. Adjust presence check accordingly.
30506 (base_type_for_mode): Adjust call to modified_type_die.
30507 (add_type_attribute): Add REVERSE parameter and pass it to
30509 (generic_parameter_die): Adjust call to add_type_attribute.
30510 (add_scalar_info): Likewise.
30511 (add_subscript_info): Likewise.
30512 (gen_array_type_die): Likewise.
30513 (gen_descr_array_type_die): Likewise.
30514 (gen_entry_point_die): Likewise.
30515 (gen_enumeration_type_die): Likewise.
30516 (gen_formal_parameter_die): Likewise.
30517 (gen_subprogram_die): Likewise.
30518 (gen_variable_die ): Likewise.
30519 (gen_const_die): Likewise.
30520 (gen_field_die): Likewise.
30521 (gen_pointer_type_die): Likewise.
30522 (gen_reference_type_die): Likewise.
30523 (gen_ptr_to_mbr_type_die): Likewise.
30524 (gen_inheritance_die): Likewise.
30525 (gen_subroutine_type_die): Likewise.
30526 (gen_typedef_die): Likewise.
30527 (force_type_die): Adjust call to modified_type_die.
30529 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
30531 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
30532 flow throughout the file. Fix broken link to Objective-C 2.0
30534 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
30537 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30539 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
30541 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30544 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
30545 (maybe_record_node): Record cxa_pure_virtual as the only possible
30546 target if there are not ohter candidates.
30547 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
30549 2016-01-19 Richard Biener <rguenther@suse.de>
30551 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
30552 (get_memory_order): Likewise.
30554 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
30556 * tree-vect-stmts.c (vectorizable_store): Check
30559 2016-01-19 David Malcolm <dmalcolm@redhat.com>
30562 * gcc.c (driver::decode_argv): Add call to
30563 init_opts_obstack before init_options_struct.
30564 * opts.c (init_opts_obstack): Remove idempotency.
30565 (init_options_struct): Replace call to init_opts_obstack
30566 with a gcc_assert to verify that it has already been called.
30567 * toplev.c (toplev::main): Add call to init_opts_obstack before
30568 calls to init_options_struct.
30569 (toplev::finalize): Move cleanup of opts_obstack next to
30570 cleanup of save_decoded_options, clearing the latter, and
30571 save_decoded_options_count.
30573 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30576 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
30577 attribute to unconditional. Remove %? from output template.
30579 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30580 Jiong Wang <jiong.wang@arm.com>
30582 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
30583 generated from different expand order.
30585 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30587 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30588 Add support for CCMP costing.
30590 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30592 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
30593 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
30594 (fccmpe<mode>): Likewise.
30595 (fcmp): Rename to fcmp and globalize pattern.
30597 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
30598 (aarch64_gen_ccmp_next): Add FP support.
30600 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30602 * target.def (gen_ccmp_first): Update documentation.
30603 (gen_ccmp_next): Likewise.
30604 * doc/tm.texi (gen_ccmp_first): Update documentation.
30605 (gen_ccmp_next): Likewise.
30606 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
30607 expand_ccmp_expr_1. Improve comments.
30608 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
30609 (ccmp_ior<mode>): Remove pattern.
30610 (cmp<mode>): Remove expand.
30611 (cmp): Globalize pattern.
30612 (cstorecc4): Use cc_register.
30613 (mov<mode>cc): Remove ccmp_cc_register check.
30614 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
30615 Simplify after removal of CC_DNE/* modes.
30616 (aarch64_ccmp_mode_to_code): Remove.
30617 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
30618 In 'k' case use integer as condition.
30619 (aarch64_nzcv_codes): Remove inverted cases.
30620 (aarch64_code_to_ccmode): Remove.
30621 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
30622 comparison with CC register to be used in folowing CCMP/branch/CSEL.
30623 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
30624 pattern. Return the comparison with CC register. Invert conditions
30625 when bitcode is OR.
30626 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
30627 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
30629 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30631 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30632 instrumented_version.
30634 2016-01-19 Richard Biener <rguenther@suse.de>
30636 PR tree-optimization/69336
30637 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
30638 handled components with get_ref_base_and_extent.
30639 (equal_mem_array_ref_p): Adjust.
30641 2016-01-19 Jakub Jelinek <jakub@redhat.com>
30644 * shrink-wrap.c: Include valtrack.h.
30645 (move_insn_for_shrink_wrap): Add DEBUG argument. If
30646 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
30647 in between insn and where it will be moved to. Call
30648 dead_debug_insert_temp.
30649 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
30650 first and dead_debug_local_finish at the end.
30651 For uses and defs bitmap, handle all regs in between REGNO and
30652 END_REGNO, not just the first one.
30654 2016-01-19 Richard Biener <rguenther@suse.de>
30656 PR tree-optimization/69352
30657 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
30658 (equal_mem_array_ref_p): Constrain size and max size properly.
30659 Compare the reverse flag.
30661 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
30663 * ira.c (ira): Update regstat data if we deleted insns.
30665 2016-01-19 Jakub Jelinek <jakub@redhat.com>
30667 PR rtl-optimization/68955
30668 PR rtl-optimization/64557
30669 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
30670 here. Fix up formatting.
30671 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
30673 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30676 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
30677 assume that the node has body.
30678 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
30681 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30683 * lto-streamer-out.c (lto_output): Do not stream instrumentation
30686 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30688 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
30689 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
30691 2016-01-19 Martin Jambor <mjambor@suse.cz>
30692 Martin Liska <mliska@suse.cz>
30693 Michael Matz <matz@suse.de>
30695 * Makefile.in (OBJS): Add new source files.
30696 (GTFILES): Add hsa.c.
30697 * common.opt (disable_hsa): New variable.
30698 (-Whsa): New warning.
30699 * config.in (ENABLE_HSA): New.
30700 * configure.ac: Treat hsa differently from other accelerators.
30701 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
30702 $enable_offloading.
30703 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
30704 * doc/install.texi (Configuration): Document --with-hsa-runtime,
30705 --with-hsa-runtime-include, --with-hsa-runtime-lib and
30706 --with-hsa-kmt-lib.
30707 * doc/invoke.texi (-Whsa): Document.
30708 (hsa-gen-debug-stores): Likewise.
30709 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
30710 to invoke offload compiler for hsa acclerator.
30711 * opts.c (common_handle_option): Determine whether HSA offloading
30712 should be performed.
30713 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
30714 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
30715 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
30716 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
30717 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
30718 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
30719 GF_OMP_FOR_KIND_GRID_LOOP.
30720 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
30721 (pp_gimple_stmt_1): Likewise.
30722 * gimple-walk.c (walk_gimple_stmt): Likewise.
30723 * gimple.c (gimple_build_omp_grid_body): New function.
30724 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
30725 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
30726 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
30727 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
30728 GF_OMP_TEAMS_GRID_PHONY.
30729 (gimple_statement_omp_single_layout): Updated comments.
30730 (gimple_build_omp_grid_body): New function.
30731 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
30732 (gimple_omp_for_grid_phony): New function.
30733 (gimple_omp_for_set_grid_phony): Likewise.
30734 (gimple_omp_parallel_grid_phony): Likewise.
30735 (gimple_omp_parallel_set_grid_phony): Likewise.
30736 (gimple_omp_teams_grid_phony): Likewise.
30737 (gimple_omp_teams_set_grid_phony): Likewise.
30738 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
30739 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
30740 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
30741 (BUILT_IN_GOMP_TARGET): Updated type.
30742 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
30743 (adjust_for_condition): New function.
30744 (get_omp_for_step_from_incr): Likewise.
30745 (extract_omp_for_data): Moved parts to adjust_for_condition and
30746 get_omp_for_step_from_incr.
30747 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
30748 (fixup_child_record_type): Bail out if receiver_decl is NULL.
30749 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
30750 (scan_omp_parallel): Do not create child functions for phony
30752 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
30753 (scan_omp_1_op): Checking assert we are not remapping to
30754 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
30755 (parallel_needs_hsa_kernel_p): New function.
30756 (expand_parallel_call): Register apprpriate parallel child
30757 functions as HSA kernels.
30758 (grid_launch_attributes_trees): New type.
30759 (grid_attr_trees): New variable.
30760 (grid_create_kernel_launch_attr_types): New function.
30761 (grid_insert_store_range_dim): Likewise.
30762 (grid_get_kernel_launch_attributes): Likewise.
30763 (get_target_argument_identifier_1): Likewise.
30764 (get_target_argument_identifier): Likewise.
30765 (get_target_argument_value): Likewise.
30766 (push_target_argument_according_to_value): Likewise.
30767 (get_target_arguments): Likewise.
30768 (expand_omp_target): Call get_target_arguments instead of looking
30769 up for teams and thread limit.
30770 (grid_expand_omp_for_loop): New function.
30771 (grid_arg_decl_map): New type.
30772 (grid_remap_kernel_arg_accesses): New function.
30773 (grid_expand_target_kernel_body): New function.
30774 (expand_omp): Call it.
30775 (lower_omp_for): Do not emit phony constructs.
30776 (lower_omp_taskreg): Do not emit phony constructs but create for them
30777 a temporary variable receiver_decl.
30778 (lower_omp_taskreg): Do not emit phony constructs.
30779 (lower_omp_teams): Likewise.
30780 (lower_omp_grid_body): New function.
30781 (lower_omp_1): Call it.
30782 (grid_reg_assignment_to_local_var_p): New function.
30783 (grid_seq_only_contains_local_assignments): Likewise.
30784 (grid_find_single_omp_among_assignments_1): Likewise.
30785 (grid_find_single_omp_among_assignments): Likewise.
30786 (grid_find_ungridifiable_statement): Likewise.
30787 (grid_target_follows_gridifiable_pattern): Likewise.
30788 (grid_remap_prebody_decls): Likewise.
30789 (grid_copy_leading_local_assignments): Likewise.
30790 (grid_process_kernel_body_copy): Likewise.
30791 (grid_attempt_target_gridification): Likewise.
30792 (grid_gridify_all_targets_stmt): Likewise.
30793 (grid_gridify_all_targets): Likewise.
30794 (execute_lower_omp): Call grid_gridify_all_targets.
30795 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
30796 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
30797 (tree_omp_clause): Added union field dimension.
30798 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
30799 * tree.c (omp_clause_num_ops): Added number of arguments of
30800 OMP_CLAUSE__GRIDDIM_.
30801 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
30802 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
30803 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
30804 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
30805 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
30806 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
30807 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
30808 * tree-pass.h (make_pass_gen_hsail): Declare.
30809 (make_pass_ipa_hsa): Likewise.
30810 * ipa-hsa.c: New file.
30811 * lto-section-in.c (lto_section_name): Add hsa section name.
30812 * lto-streamer.h (lto_section_type): Add hsa section.
30813 * timevar.def (TV_IPA_HSA): New.
30814 * hsa-brig-format.h: New file.
30815 * hsa-brig.c: New file.
30816 * hsa-dump.c: Likewise.
30817 * hsa-gen.c: Likewise.
30820 * toplev.c (compile_file): Call hsa_output_brig.
30821 * hsa-regalloc.c: New file.
30823 2016-01-18 Jeff Law <law@redhat.com>
30825 PR tree-optimization/69320
30826 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
30827 ranged object, do nothing if the RHS constant is not [0..1].
30828 (optimize_stmt): Comparing a boolean ranged object against a
30829 constant outside [0..1] results in a compile-time constant.
30831 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
30834 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
30836 * doc/invoke.texi (Invoking GCC): Add new section to menu.
30837 (Option Summary): Update to reflect new section and moved options.
30838 (C++ Dialect Options): Move -fstats to new section.
30839 (Debugging Options): Move all dump, statistics, and other GCC
30840 developer options to new section. Rewrite section introduction
30841 and re-order remaining options to put the more basic ones first.
30842 (Optimization Options): Move -fira-verbose and -flto-report* to
30844 (Developer Options): New section incorporating moved options.
30845 * doc/cppopts.texi (-dM): Update cross-reference.
30847 2016-01-18 Richard Henderson <rth@redhat.com>
30850 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
30851 operands to pseudo only if CSE is expected. Split long immediate
30852 operands only after reload, and for the stack pointer.
30853 (*add<GPI>3_pluslong): Remove.
30854 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
30855 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
30856 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
30857 (*add<GPI>3 peepholes): New.
30858 (*add<GPI>3 splitters): New.
30859 * config/aarch64/constraints.md (Upl): New.
30860 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
30862 2016-01-18 Richard Biener <rguenther@suse.de>
30864 PR tree-optimization/69297
30865 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
30867 (vect_bb_vectorization_profitable_p): Clear visited flag again.
30869 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
30871 PR middle-end/68542
30872 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
30873 of mixind vector and scalar types.
30874 (fold_relational_const): Add handling of vector
30875 comparison with boolean result.
30876 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
30877 comparison of vector operands with boolean result for EQ/NE only.
30878 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
30879 (verify_gimple_cond): Likewise.
30880 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
30883 2016-01-18 Joseph Myers <joseph@codesourcery.com>
30885 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
30888 2016-01-18 Richard Biener <rguenther@suse.de>
30890 PR middle-end/69308
30891 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
30893 2016-01-18 Tom de Vries <tom@codesourcery.com>
30895 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
30897 2016-01-18 Tom de Vries <tom@codesourcery.com>
30899 * omp-low.c (set_oacc_fn_attrib): Make extern.
30900 * omp-low.h (set_oacc_fn_attrib): Declare.
30901 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
30902 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
30903 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
30904 Add and handle function parameter oacc_kernels_p.
30905 (find_reduc_addr, get_omp_data_i_param): New function.
30906 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
30907 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
30908 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
30909 Calculate dominance info. Skip loops that are not in a kernels region
30910 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
30911 (pass_parallelize_loops::execute): Call parallelize_loops with
30912 oacc_kernels_p argument.
30913 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
30914 New member function.
30915 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
30916 * passes.def: Add argument to pass_parallelize_loops instantation.
30918 2016-01-18 Tom de Vries <tom@codesourcery.com>
30920 * tree-parloops.c (pass_parallelize_loops::execute): Allow
30921 pass_parallelize_loops to be run outside the loop pipeline.
30923 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
30925 * tree-scalar-evolution.c (follow_copies_to_constant): New.
30926 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
30928 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
30931 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
30932 using get_ref_base_and_extent.
30933 (equal_mem_array_ref_p): New.
30934 (hashable_expr_equal_p): Add call to previous.
30936 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
30939 * tree-sra.c (disqualified_constants, constant_decl_p): New.
30940 (sra_initialize): Allocate disqualified_constants.
30941 (sra_deinitialize): Free disqualified_constants.
30942 (disqualify_candidate): Update disqualified_constants when appropriate.
30943 (create_access): Scan for constant-pool entries as we go along.
30944 (scalarizable_type_p): Add check against type_contains_placeholder_p.
30945 (maybe_add_sra_candidate): Allow constant-pool entries.
30946 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
30947 (initialize_constant_pool_replacements): New.
30948 (sra_modify_assign): Avoid mangling assignments created by previous,
30949 and don't generate writes into constant pool.
30950 (sra_modify_function_body): Call initialize_constant_pool_replacements.
30952 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
30954 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
30955 andnot instruction.
30956 (scalar_chain::convert_op): Likewise.
30957 * config/i386/i386.md (*andndi3_doubleword): New.
30959 2016-01-18 Richard Biener <rguenther@suse.de>
30961 PR tree-optimization/69170
30962 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
30963 building a vector from scalar results of a pattern stmt.
30965 2016-01-18 Jakub Jelinek <jakub@redhat.com>
30967 * haifa-sched.c (autopref_multipass_init): Work around
30968 -Wmaybe-uninitialized warning.
30970 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
30972 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
30973 against the constant 0.
30975 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30977 PR tree-optimization/68799
30978 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
30979 look up phi candidates in the statement-candidate map.
30980 (phi_add_costs): Likewise.
30981 (record_phi_increments): Likewise.
30982 (phi_incr_cost): Likewise.
30983 (ncd_with_phi): Likewise.
30984 (all_phi_incrs_profitable): Likewise.
30986 2016-01-17 Jakub Jelinek <jakub@redhat.com>
30988 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
30989 -Wmaybe-uninitialized warning.
30991 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
30993 * doc/invoke.texi (Invoking GCC): Add new section to menu.
30994 (Option Summary): Update to reflect new section and moved options.
30995 (C++ Dialect Options): Move -fvtable-verify and related options.
30996 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
30997 and profiling-related options.
30998 (Optimization Options): Move profile generation options and
30999 -fstack-protector and related options.
31000 (Instrumentation Options): New section incorporating moved options.
31001 (Code Generation Options): Move -finstrument-functions and
31002 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
31004 2016-01-16 Tom de Vries <tom@codesourcery.com>
31006 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
31008 2016-01-16 Tom de Vries <tom@codesourcery.com>
31010 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
31012 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
31014 * hash-table.h (hash_table::empty): Turn into an inline wrapper
31015 that checks whether the table is already empty. Rename the
31016 original implementation to...
31017 (hash_table::empty_slot): ...this new private function.
31019 2016-01-15 David Malcolm <dmalcolm@redhat.com>
31021 PR diagnostic/68899
31022 * diagnostic-show-locus.c (layout::print_source_line): Move x
31023 offset of line until after call to
31024 get_line_width_without_trailing_whitespace.
31026 2016-01-15 Jeff Law <law@redhat.com>
31028 PR tree-optimization/69270
31029 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
31030 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
31031 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
31032 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
31033 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
31034 ssa_name_has_boolean_range and constant_boolean_node.
31036 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
31038 PR rtl-optimization/69030
31039 * lra-spills.c (remove_pseudos): Check nrefs and make the function
31041 (spill_pseudos): Delete debug insn for dead pseudo.
31042 (lra_spill): Initiate spill_hard_reg and slots memory separately.
31044 2016-01-15 Jiong Wang <jiong.wang@arm.com>
31046 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
31048 (TYPES_UNOPUS): Likewise.
31049 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
31050 builtin type, from UNOP to UNOPUS.
31051 (lbtruncuv4sf): Likewise.
31052 (lbtruncuv2df): Likewise.
31053 (lrounduv2sf): Likewise.
31054 (lrounduv4sf): Likewise.
31055 (lrounduv2df): Likewise.
31056 (lroundusf): Likewise.
31057 (lroundusf): Likewise.
31058 (lceiluv2sf): Likewise.
31059 (lceiluv4sf): Likewise.
31060 (lceiluv2df): Likewise.
31061 (lceilusf): Likewise.
31062 (lceiludf): Likewise.
31063 (lflooruv2sf): Likewise.
31064 (lflooruv4sf): Likewise.
31065 (lflooruv2df): Likewise.
31066 (lfloorusf): Likewise.
31067 (lfloorudf): Likewise.
31068 (lfrintnuv2sf): Likewise.
31069 (lfrintnuv4sf): Likewise.
31070 (lfrintnuv2df): Likewise.
31071 (lfrintnusf): Likewise.
31072 (lfrintnudf): Likewise.
31073 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
31075 (vcvtq_u32_f32): Likewise.
31076 (vcvtq_u64_f64): Likewise.
31077 (vcvta_u32_f32): Likewise.
31078 (vcvtaq_u32_f32): Likewise.
31079 (vcvtaq_u64_f64): Likewise.
31080 (vcvtm_u32_f32): Likewise.
31081 (vcvtmq_u32_f32): Likewise.
31082 (vcvtmq_u64_f64): Likewise.
31083 (vcvtn_u32_f32): Likwise.
31084 (vcvtnq_u32_f32): Likewise.
31085 (vcvtnq_u64_f64): Likewise.
31086 (vcvtp_u32_f32): Likewise.
31087 (vcvtpq_u32_f32): Likewise.
31088 (vcvtpq_u64_f64): Likewise.
31089 (vcvtmd_u64_f64): Likewise.
31090 (vcvtms_u32_f32): Likewise.
31091 (vcvtad_u64_f64): Likewise.
31092 (vcvtas_u32_f32): Likewise.
31093 (vcvtnd_u64_f64): Likewise.
31094 (vcvtns_u32_f32): Likewise.
31095 (vcvtpd_u64_f64): Likewise.
31096 (vcvtps_u32_f32): Likewise.
31098 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31100 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
31101 CSEL of zero_extended registers.
31103 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31105 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
31106 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
31108 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31110 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
31111 false when argument string is not found in the attributes table
31114 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
31117 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
31118 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
31119 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
31120 precision estimate.
31122 2016-01-15 Richard Biener <rguenther@suse.de>
31124 PR tree-optimization/66856
31125 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
31126 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
31127 (vect_create_new_slp_node): Increment stmt reference count.
31128 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
31129 an SLP tree before swapping operands.
31130 (vect_build_slp_tree): Likewise.
31131 (destroy_bb_vec_info): Free stmt info after SLP instances.
31132 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
31133 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
31134 (STMT_VINFO_NUM_SLP_USES): New macro.
31136 2016-01-15 Richard Biener <rguenther@suse.de>
31139 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
31140 (add_linkage_name): ... here.
31141 (gen_typedef_die): Use add_linkage_name_raw instead of
31142 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
31145 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
31147 * gimplify.c (oacc_default_clause): Decode reference and pointer
31148 types for both kernels and parallel regions.
31150 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
31152 PR middle-end/69246
31153 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
31155 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31157 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
31158 (convert_scalars_to_vector): Likewise.
31160 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
31162 * doc/extend.texi (Type Traits): Fix grammar.
31164 2016-01-15 Martin Jambor <mjambor@suse.cz>
31166 * tree-inline.c (remap_decl): Use existing dclarations if
31167 remapping a type and prevent_decl_creation_for_types.
31168 (replace_locals_stmt): Do an initial remapping of non-VLA typed
31169 decls first. Do real remapping with
31170 prevent_decl_creation_for_types set.
31171 * tree-inline.h (copy_body_data): New field
31172 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
31175 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31177 * config/s390/s390.opt (mmvcle): More verbose help text.
31179 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31181 * config/s390/s390.opt: Add period to -mzvector option text.
31183 2016-01-15 Richard Biener <rguenther@suse.de>
31185 PR tree-optimization/68961
31186 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
31187 of invariants in stores again.
31189 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
31191 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
31193 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31195 * config/i386/i386.c (ix86_expand_branch): Don't split
31196 DI mode xor instruction to SI mode.
31198 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31201 * ipa-icf.c (sem_function::merge): Virtual functions may become
31202 reachable even if they address is not taken and there are no
31205 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31207 * lto-streamer-out.c (subtract_estimated_size): New function.
31208 (get_symbol_initial_value): Use it.
31210 2016-01-15 Christian Bruel <christian.bruel@st.com>
31213 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
31214 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
31215 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
31216 use add_builtin_function_ext_scope instead of add_builtin_function.
31217 (neon_set_p, neon_crypto_set_p): Remove.
31218 (arm_init_builtins): Always call arm_init_neon_builtins and
31219 arm_init_crypto_builtins.
31220 (arm_expand_builtin): Check that builtins are allowed for the arch.
31221 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
31222 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
31223 arm_init_neon_builtins call.
31225 2016-01-15 Richard Biener <rguenther@suse.de>
31227 PR tree-optimization/69117
31228 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
31229 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
31230 of the leader conservatively.
31231 (free_scc_vn): Restore original SSA name infos.
31233 2016-01-14 Jeff Law <law@redhat.com>
31235 PR tree-optimization/69270
31236 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
31237 single bit of precision, verify it's also unsigned.
31238 (record_edge_info): Use constant_boolean_node rather than fold_convert
31239 to convert boolean_true/boolean_false to the right type.
31241 2016-01-14 Richard Henderson <rth@redhat.com>
31244 * loop-doloop.c (record_reg_sets): New.
31245 (doloop_optimize): Reject the transform if the sequence
31246 clobbers registers live at the end of the loop block.
31247 (doloop_optimize_loops): Enable df_live if needed.
31249 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
31251 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
31252 * config/rs6000/rs6000.c: Likewise.
31253 * config/rs6000/rs6000.h: Likewise.
31254 * config/rs6000/rs6000.md: Likewise.
31255 * doc/extend.texi: Likewsie.
31257 2016-01-14 Jeff Law <law@redhat.com>
31259 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
31262 2016-01-14 Richard Henderson <rth@redhat.com>
31266 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
31267 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
31268 instead of builtin_decl_declared_p to test for declaration.
31270 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
31272 * doc/loop.texi (Loop Analysis and Representation): Document
31273 loop_depth function.
31275 2016-01-14 Tom de Vries <tom@codesourcery.com>
31277 PR tree-optimization/68773
31278 * omp-low.c (expand_omp_target): Don't set force_output.
31279 * varpool.c (varpool_node::get_create): Same.
31280 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
31281 offload_funcs with force_output.
31283 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31286 * lra-eliminations.c (move_plus_up): Don't change anything if either
31287 the outer or inner subreg mode is not MODE_INT.
31288 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
31289 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
31291 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31293 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
31294 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
31295 reduc_uplus_@var{m}): Remove.
31296 * expr.c (expand_expr_real_2): Remove expansion path for
31297 reduc_[us](min|max|plus) optabs.
31298 * optabs-tree.c (scalar_reduc_to_vector): Remove.
31299 * optabs-tree.h (scalar_reduc_to_vector): Remove.
31300 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
31301 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
31302 * tree-vect-loop.c (vectorizable_reduction): Remove test for
31303 reduc_[us](min|max|plus) optabs.
31305 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31307 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
31308 (reduc_plus_scal_v2sf): New.
31309 (reduc_smax_v2sf): Rename to...
31310 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
31311 (reduc_smin_v2sf): Rename to...
31312 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
31314 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
31316 * alias.c (compare_base_symbol_refs): New function.
31317 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
31320 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31322 PR middle-end/68146
31323 PR tree-optimization/69155
31324 * tree-complex.c: Include cfganal.h.
31325 (phis_to_revisit): New variable.
31326 (extract_component): Add phiarg_p argument. Assert that returned
31327 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
31328 (update_phi_components): Partly rewrite to use loop over real/imag
31329 components instead of code duplication. If extract_component returns
31330 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
31331 create_tmp_reg into the PHI node instead, and mention the phi triplet
31332 in phis_to_revisit.
31333 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
31334 in phis_to_revisit at the end.
31336 2016-01-14 Richard Biener <rguenther@suse.de>
31338 PR tree-optimization/68060
31339 * tree-vect-loop.c (vect_is_simple_reduction): Check the
31340 outer loop reduction is only used in the inner loop before
31341 detecting a double reduction.
31343 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31346 * combine.c (expand_field_assignment): Punt if compute_mode is
31347 unsupported scalar mode.
31349 2016-01-14 Richard Biener <rguenther@suse.de>
31351 PR tree-optimization/66856
31352 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
31353 SLP node only if it built successfully.
31354 (vect_analyze_slp_instance): Adjust.
31356 2016-01-14 Jeff Law <law@redhat.com>
31358 PR tree-optimization/69270
31359 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
31360 (record_edge_info): Use it. Convert boolean_{true,false}_node
31361 to the type of op0.
31363 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
31366 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
31367 use block_ultimate_origin
31368 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
31370 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31372 * doc/invoke.texi (Submodel Options): Rename section to
31373 "Machine-Dependent Options" to better reflect its content.
31374 Rewrite introductory text to remove archaic CPU names.
31377 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31379 * doc/invoke.texi (Code Gen Options): Move section up in file,
31380 before target-specific options. Update menu and option summary
31381 to reflect the new section ordering.
31383 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
31385 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
31386 (C++ Dialect Options): Add cross-reference to -std option.
31387 * doc/standards.texi (C++ Language): Document C++14 support.
31389 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
31391 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
31392 for pack/unpack functions for __ibm128.
31393 (PACK_IF): Likewise.
31394 (UNPACK_IF): Likewise.
31396 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
31397 support for __ibm128 pack/unpack functions.
31398 (rs6000_invalid_builtin): Likewise.
31399 (rs6000_init_builtins): Likewise.
31400 (rs6000_opt_masks): Likewise.
31402 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
31403 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
31405 (RS6000_BTM_COMMON): Likewise.
31407 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
31408 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
31409 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
31410 128-bit floating point. Add support for the double values to be
31411 in Altivec registers for TF/IF packing and unpacking, but restrict
31412 TD packing sub-fields to be FPR registers. Don't allow overlapped
31413 register support for packing. Allow pack inputs to be memory
31414 locations. Don't build generator functions for unpack<mode>_dm
31415 and unpack<mode>_nodm.
31416 (unpack<mode>_dm): Likewise.
31417 (unpack<mode>_nodm): Likewise.
31418 (pack<mode>): Likewise.
31420 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
31421 built-in functions to pack/unpack explicit __ibm128 values.
31422 (__builtin_unpack_ibm128): Likewise.
31424 * doc/extend.texi (PowerPC Built-in Functions): Document
31425 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
31427 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
31430 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
31431 Add new arg loc and pass it down as context.
31432 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
31433 to the location to use for the warning.
31434 (check_function_arguments): New arg loc. All callers changed. Pass
31435 it to check_function_nonnull.
31436 * c-common.h (check_function_arguments): Adjust declaration.
31438 2016-01-13 Jakub Jelinek <jakub@redhat.com>
31440 PR tree-optimization/69156
31441 * gimple.c (validate_type): Removed.
31442 (gimple_builtin_call_types_compatible_p): Use
31443 useless_type_conversion_p instead of validate_type.
31444 * value-prof.c (gimple_stringop_fixed_value): Fold
31445 icall_size to correct type.
31447 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
31449 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
31452 2016-01-13 Richard Henderson <rth@redhat.com>
31455 * target.def (builtin_tm_load, builtin_tm_store): Remove.
31456 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
31457 (ix86_builtin_tm_store): Remove.
31458 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
31459 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
31460 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
31461 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
31462 * doc/tm.texi: Rebuild.
31464 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
31465 (BUILT_IN_TM_MEMCPY_RTWN): New.
31466 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
31467 fallback from vector to integer helpers.
31468 (build_tm_load): Handle vector types directly, instead of
31470 (build_tm_store): Likewise.
31471 (expand_assign_tm): Prepare for register types not handled by
31472 the above. Copy them to memory and use memcpy.
31473 * tree.c (tm_define_builtin): New.
31474 (find_tm_vector_type): New.
31475 (build_tm_vector_builtins): New.
31476 (build_common_builtin_nodes): Call it.
31478 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
31480 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
31481 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
31483 2016-01-13 Tom de Vries <tom@codesourcery.com>
31485 PR tree-optimization/69169
31486 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
31487 handled_struct_type param.
31488 (create_variable_info_for, intra_create_variable_infos): Call
31489 create_variable_info_for_1 with extra arg.
31491 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
31493 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
31494 and "armv8.1-a+crc" entries.
31496 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
31499 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
31500 Change first operand predicate from register_or_constm1_operand
31501 to register_operand.
31502 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
31503 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
31504 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
31505 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
31506 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
31507 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
31508 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
31509 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
31510 comparison with constm1_rtx from vec_prefetch_gen part.
31512 2016-01-13 Richard Biener <rguenther@suse.de>
31514 PR tree-optimization/69013
31515 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
31516 Exchange assert for a test.
31518 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31521 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
31523 2016-01-13 Richard Biener <rguenther@suse.de>
31525 PR tree-optimization/69242
31526 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
31527 assert with a check.
31529 2016-01-13 Richard Biener <rguenther@suse.de>
31531 PR tree-optimization/69186
31532 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
31533 Properly guard vect_update_misalignment_for_peel call.
31535 2016-01-12 Jeff Law <law@redhat.com>
31537 PR tree-optimization/pr67755
31538 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
31539 "need_profile_correction".
31540 (thread_block_1): Initialize new field to false by default. If we
31541 have multiple thread paths through a common joiner to different
31542 final targets, then set new field to true.
31543 (compute_path_counts): Only do count adjustment when it's really
31546 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31548 * doc/invoke.texi (Spec Files): Move section down in file, past
31549 all command-line option descriptions.
31551 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31553 PR middle-end/54809
31554 * doc/gty.texi: Remove documentation of mark_hook.
31555 * gengtype.c (struct write_types_data): Remove code to support
31556 mark_hook attribute.
31557 (walk_type): Likewise.
31558 (write_func_for_structure): Likewise.
31560 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31562 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
31563 Directory Options, and -specs= to Overall Options.
31564 (Overall Options): Adjust similarly. Reorder to group related
31565 options together. Make -specs= cross-reference the spec file details.
31566 (Directory Options): Adjust similarly.
31568 2016-01-12 Jeff Law <law@redhat.com>
31570 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
31572 2016-01-12 Olivier Hainque <hainque@adacore.com>
31574 * gcc.c (spec_undefvar_allowed): New global.
31575 (process_command): Set to true when running for --version or --help,
31577 (getenv_spec_function): When the variable is not defined, use the
31578 variable name as the variable value if we're allowed not to issue
31581 2016-01-12 Bin Cheng <bin.cheng@arm.com>
31583 PR tree-optimization/68911
31584 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
31585 information computed for expression "init + nit * step".
31587 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31589 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
31590 about name of GCC executable. Remove deleted node from menu.
31591 (Directory Options) <-B>: Remove cross-reference to deleted node.
31592 (Target Options): Delete section.
31594 2016-01-12 Christian Bruel <christian.bruel@st.com>
31597 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
31598 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
31600 2016-01-12 Jakub Jelinek <jakub@redhat.com>
31603 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
31604 aligned_mem is properly set for AVX512-VL floating point masked
31608 * ifcvt.c (cond_exec_process_if_block): When removing the last
31609 insn from then_bb, remove also any possible barriers that follow it.
31611 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
31615 * config/i386/iamcu.h (SIZE_TYPE): New macro.
31616 (PTRDIFF_TYPE): Likewise.
31617 (WCHAR_TYPE): Likewise.
31618 (WCHAR_TYPE_SIZE): Likewise.
31619 (STDINT_LONG32): Likewise.
31621 2016-01-12 Richard Biener <rguenther@suse.de>
31623 PR tree-optimization/69053
31624 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
31625 convert initial value for cond reductions.
31627 2016-01-12 Richard Biener <rguenther@suse.de>
31629 PR tree-optimization/69007
31630 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
31631 widen_sum after dot_prod and sad.
31633 2016-01-12 Richard Biener <rguenther@suse.de>
31635 PR tree-optimization/69168
31636 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
31637 pattern stmt SLP type.
31638 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
31639 end up unused so cope with that case.
31641 2016-01-12 Richard Biener <rguenther@suse.de>
31643 PR tree-optimization/69157
31644 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
31645 stmts def type only during analyze phase.
31646 (vectorizable_call): Likewise.
31647 (vectorizable_simd_clone_call): Likewise.
31648 (vectorizable_conversion): Likewise.
31649 (vectorizable_assignment): Likewise.
31650 (vectorizable_shift): Likewise.
31651 (vectorizable_operation): Likewise.
31652 (vectorizable_store): Likewise.
31653 (vectorizable_load): Likewise.
31655 2016-01-12 Richard Biener <rguenther@suse.de>
31657 PR tree-optimization/69174
31658 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
31660 (vectorizable_load): Properly compute the number of loads needed
31661 for permuted strided SLP loads and do not spuriously assign
31662 to SLP_TREE_VEC_STMTS.
31664 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
31666 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
31667 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
31668 (MD_EXEC_PREFIX): Remove.
31669 (MD_STARTFILE_PREFIX) Removee.
31670 (FILE_NAME_ABSOLUTE_P): Remove.
31671 (CPP_SPEC): Do not read macros from sys/version.h.
31672 (LINK_COMMAND_SPEC): Remove.
31673 (LOCAL_INCLUDE_DIR): Remove.
31674 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
31675 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
31676 (POST_LINK_SPEC): Define to invoke stubify after linker
31677 (LIBSTDCXX): Remove define
31678 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
31679 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
31680 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
31681 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
31682 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
31683 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
31684 (i386_djgpp_asm_named_section): Add propotype of new procedure
31686 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
31687 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
31688 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
31689 in config/i386/djgpp.h).
31690 (STANDARD_STARTFILE_PREFIX_2): Define identical to
31691 STANDARD_STARTFILE_PREFIX_1.
31692 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
31693 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
31694 installation errors.
31695 (MAX_OFILE_ALIGNMENT): Define to 128.
31696 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
31698 * config/i386/djgpp.c: New file. Add implementation of
31699 i386_djgpp_asm_named_section.
31701 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
31703 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
31704 Add rule for building djgpp.o.
31706 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31708 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
31709 (rtx_is_swappable_p): Reductions are swappable.
31710 (insn_is_swappable_p): V2DF reductions are swappable.
31712 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
31714 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
31715 reloads for other unsupported memory operands.
31717 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31718 Jim Wilson <jim.wilson@linaro.org>
31721 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
31722 copy_to_mode_reg instead of force_reg.
31724 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
31727 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
31728 TARGET_80387 is true.
31730 2016-01-11 Jakub Jelinek <jakub@redhat.com>
31733 * lra-eliminations.c (move_plus_up): Only move plus up
31734 if subreg of the constant can be simplified into constant
31735 and use the simplified subreg of the constant instead of
31736 the original constant.
31738 * fold-const.c (fold_convertible_p): Don't return true
31739 for conversion of VECTOR_TYPE to same sized integral type.
31740 (fold_convert_loc): Fix up formatting. Fold conversion of
31741 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
31742 instead of NOP_EXPR.
31744 PR tree-optimization/69214
31745 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
31746 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
31749 PR tree-optimization/69207
31750 * tree-vect-slp.c (vect_get_constant_vectors): For
31751 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
31752 fold_convertible_p to vector_type's element type, and always
31753 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
31755 2016-01-11 Richard Biener <rguenther@suse.de>
31757 PR tree-optimization/69173
31758 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
31759 fixup the cycle if all stmts are in a pattern.
31761 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
31763 PR middle-end/68999
31764 * alias.c (base_alias_check): Move check for addresses with
31765 alignment ANDs before the call for compare_base_decls.
31766 (memrefs_conflict_p): Return -1 for different decls
31767 that went through alignment adjustments.
31769 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31771 PR rtl-optimization/68796
31772 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
31773 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
31774 and QImode comparisons against zero with CC_NZmode.
31775 * config/aarch64/iterators.md (short_mask): New mode_attr.
31777 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
31779 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
31780 (<avx512>_store<mode>_mask): Likewise.
31782 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
31783 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31785 PR rtl-optimization/68841
31786 * ifcvt.c (struct noce_if_info): Add orig_x field.
31787 (bbs_ok_for_cmove_arith): Add to_rename parameter.
31788 Don't record conflicts on to_rename if it's present.
31789 Allow memory destinations in sets.
31790 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
31791 blocks, passing orig_x to the checks.
31792 (noce_process_if_block): Set if_info->orig_x appropriately.
31794 2016-01-11 Tom de Vries <tom@codesourcery.com>
31796 PR tree-optimization/69069
31797 * tree-parloops.c (create_parallel_loop): Add missing phi args.
31799 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
31801 PR rtl-optimization/68920
31802 * config/i386/i386.c (ix86_option_override_internal): Restrict number
31803 of conditional moves for RTL if-conversion to 1 for
31804 TARGET_ONE_IF_CONV_INSN.
31805 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
31806 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
31807 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
31808 parameter to restirct number of conditional moves for
31810 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
31811 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
31814 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
31817 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
31818 onepart vars. Fix typo in comment. Fix reversed condition in
31820 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
31823 * var-tracking.c (dump_onepart_variable_differences): New.
31824 (dataflow_set_different): If a detailed dump is requested,
31825 delay early returns and dump differences between onepart
31826 variables present before and after, and added variables.
31828 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
31831 * expr.c (expand_expr_real_1): For boolean vector constants
31832 with a scalar mode use const_scalar_mask_from_tree.
31833 (const_scalar_mask_from_tree): New.
31834 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
31835 assigned to a mask type to handle constants.
31837 2016-01-11 Martin Jambor <mjambor@suse.cz>
31840 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
31841 useless parameters if we cannot change function signature.
31843 2016-01-11 Martin Jambor <mjambor@suse.cz>
31846 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
31849 2016-01-11 Tom de Vries <tom@codesourcery.com>
31851 PR tree-optimization/69109
31852 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
31855 2016-01-11 Tom de Vries <tom@codesourcery.com>
31857 PR tree-optimization/69108
31858 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
31859 res is not used in a phi.
31861 2016-01-11 Yury Gribov <y.gribov@samsung.com>
31864 * common.opt (frandom-seed): Fix parameter name.
31865 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
31867 2016-01-11 Tom de Vries <tom@codesourcery.com>
31869 PR tree-optimization/69058
31870 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
31873 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
31875 * config/arc/arc.opt (mdiv-rem): Add period to the end.
31876 (mcode-density): Likewise.
31878 2016-01-10 Tom de Vries <tom@codesourcery.com>
31880 PR tree-optimization/69062
31881 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
31882 (parallelize_loops): Don't paralelize loop that has phi with address
31885 2016-01-10 Tom de Vries <tom@codesourcery.com>
31887 PR tree-optimization/69039
31888 * tree-parloops.c (try_create_reduction_list): Only allow single exit
31891 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
31893 PR middle-end/68743
31894 * match.pd: Require target has function_c99_misc before doing
31895 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
31897 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
31899 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
31901 * configure: Regenerate.
31903 2016-01-09 Jakub Jelinek <jakub@redhat.com>
31905 PR middle-end/50865
31906 PR tree-optimization/69097
31907 * fold-const.h (expr_not_equal_to): New prototype.
31908 * fold-const.c: Include stringpool.h and tree-ssanames.h.
31909 (expr_not_equal_to): New function.
31910 * match.pd (X % -Y is the same as X % Y): Don't optimize
31911 unless X is known not to be equal to minimum or Y is known
31912 not to be equal to -1.
31913 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
31914 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
31915 (simplify_stmt_using_ranges): Adjust caller.
31916 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
31917 substitute_and_fold.
31919 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
31921 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
31924 2016-01-08 Jakub Jelinek <jakub@redhat.com>
31926 PR tree-optimization/69167
31927 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
31928 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
31930 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
31932 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
31933 Richard Biener <rguenther@suse.de>
31935 PR tree-optimization/68707
31936 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
31937 instances that can be handled via vect_load_lanes.
31939 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
31941 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
31942 if we can't determine address equivalence.
31943 * alias.c (compare_base_decl): Update for changed return value of
31944 symtab_node::equal_address_to.
31946 2016-01-08 Jason Merrill <jason@redhat.com>
31950 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
31951 * expr.c (store_field): Not here.
31952 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
31953 call with TREE_ADDRESSABLE type.
31954 * tree-cfg.c (verify_gimple_call): Adjust.
31956 2016-01-08 Olivier Hainque <hainque@adacore.com>
31958 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
31961 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
31963 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
31964 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
31965 (reduc_smin_v2sf): Rename to...
31966 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
31967 (reduc_splus_v2sf): Rename to...
31968 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
31970 2016-01-08 Jakub Jelinek <jakub@redhat.com>
31972 PR tree-optimization/69162
31973 * gimplify.c (gimplify_va_arg_expr): Encode original type of
31974 valist argument in another argument.
31975 (gimplify_modify_expr): Adjust for the above change. Cleanup.
31976 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
31977 to determine the va_list type, build a MEM_REF instead of
31978 build_fold_indirect_ref.
31980 PR tree-optimization/69172
31981 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
31984 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
31986 PR tree-optimization/67781
31987 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
31988 and cmpnop in two steps: first the ones not accessed in original
31989 gimple expression in a endian independent way and then the ones not
31990 accessed in the final result in an endian-specific way.
31992 2016-01-08 Jakub Jelinek <jakub@redhat.com>
31994 PR tree-optimization/69083
31995 * tree-vect-slp.c (vect_get_constant_vectors): For
31996 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
31997 element type. If op is fold_convertible_p to vector_type's element
31998 type, use NOP_EXPR instead of VCE.
32000 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
32002 PR rtl-optimization/67778
32003 PR rtl-optimization/68634
32004 PR rtl-optimization/68909
32005 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
32006 block from the stack until done with it. Remove a superfluous
32007 bitmap set. Remove a superfluous bitmap test.
32009 2016-01-07 Martin Sebor <msebor@redhat.com>
32012 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
32013 constraint on the type of arguments.
32015 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
32017 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
32018 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
32019 unaligned_access on the gcc_options set.
32020 * config/arm/arm.c (arm_option_override_internal): Use
32021 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
32023 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32026 * config/i386/i386.c (ix86_frame_pointer_required): Enable
32027 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
32029 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32032 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32035 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32036 depending on frame_pointer_needed before remaining integer and SSE
32037 registers are saved.
32039 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
32042 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
32044 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
32047 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
32048 Use the "xBm" constraint.
32049 (float<sseintvecmodelower><mode>2<mask_name><round_name):
32051 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
32052 (sse_cvtsi2ssq<round_name>): Likewise.
32053 (sse_cvtss2si<round_name>): Likewise.
32054 (sse_cvtss2siq<round_name>): Likewise.
32055 (sse2_cvtsi2sdq<round_name>): Likewise.
32056 (sse2_cvtsd2si<round_name>): Likewise.
32057 (sse2_cvtsd2siq<round_name>): Likewise.
32058 * config/i386/subst.md (round_nimm_scalar_predicate): New
32061 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
32063 PR middle-end/67639
32064 * varasm.c (make_decl_rtl): Mark invalid register vars as
32067 PR rtl-optimization/66206
32068 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
32069 All callers changed.
32071 2016-01-07 Jakub Jelinek <jakub@redhat.com>
32073 PR tree-optimization/69141
32074 * tree-ssa-pre.c: Include langhooks.h.
32075 (eliminate_dom_walker::before_dom_children): Use
32076 lang_hooks.decl_printable_name instead of
32077 cgraph_node::get ()->name ().
32079 PR middle-end/68960
32080 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
32081 it and DECL_ALIGN too.
32083 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
32085 * config/mips/mips-ftypes.def: Sort to lexicographical order.
32087 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32090 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32091 depending on frame_pointer_needed before remaining integer and SSE
32092 registers are saved.
32094 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32096 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
32097 mode iterator with VSX_M2.
32098 (*p9_vecstore_<mode>): Likewise.
32099 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
32100 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
32101 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
32102 (define_split for VSX_LE128 stores): Likewise.
32103 (define_peephole2 for TImode LE swaps): Likewise.
32104 (define_split for VSX_LE128 post-reload stores): Likewise.
32106 2016-01-06 Marek Polacek <polacek@redhat.com>
32109 * convert.c (convert_to_integer_1): Adjust call to
32110 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
32111 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
32112 EXPR instead of ARG.
32113 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
32115 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32118 * doc/extend.texi (RL78 Variable Attributes): New section.
32120 2016-01-05 Marek Polacek <polacek@redhat.com>
32123 * builtins.c (get_memmodel): Use expansion point location rather than
32124 the input location. Call warning_at rather than warning.
32125 (expand_builtin_atomic_compare_exchange): Likewise.
32126 (expand_builtin_atomic_load): Likewise.
32127 (expand_builtin_atomic_store): Likewise.
32128 (expand_builtin_atomic_clear): Likewise.
32130 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32133 * config/i386/i386.c (ix86_expand_vector_logical_operator):
32134 Replace nonimmediate_operand with vector_operand.
32135 * config/i386/predicates.md (vector_operand): New predicate.
32136 (general_vector_operand): Replace nonimmediate_operand with
32138 * config/i386/sse.md: Replace nonimmediate_operand with
32139 vector_operand and m constraint with Bm constraint on SSE
32140 patterns with 16-byte memory operand.
32141 * config/i386/subst.md (round_nimm_predicate): Replace
32142 nonimmediate_operand with vector_operand.
32143 (round_saeonly_nimm_predicate): Likewise.
32144 (round_saeonly_nimm_scalar_predicate): New.
32146 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32149 * config/i386/constraints.md (Bm): New constraint.
32150 * config/i386/predicates.md (vector_memory_operand): New
32152 * config/i386/sse.md: Replace xm with xBm in plusminus and
32153 any_logic patterns.
32155 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32158 * doc/extend.texi (V850 Function Attributes): New section.
32159 (V850 Variable Attributes): New section.
32161 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32164 * doc/extend.texi (MicroBlaze Function Attributes): Document
32165 interrupt_handler and fast_interrupt attributes.
32167 2016-01-05 Sergei Trofimovich <siarheit@google.com>
32170 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
32171 for local symbolic operands.
32172 * config/ia64/predicates.md (local_symbolic_operand64): New
32175 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32177 PR rtl-optimization/68651
32178 * combine.c (combine_simplify_rtx): Canonicalize x + x into
32181 2016-01-05 Nathan Sidwell <nathan@acm.org>
32183 * alias.c (compare_base_decls): Use symtab_node::get.
32185 2016-01-05 Nick Clifton <nickc@redhat.com>
32188 * ira-costs.c (copy_cost): Initialise the t_icode field of the
32189 secondary_reload_info structure.
32192 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
32193 decls if weak support is available.
32195 2016-01-04 Martin Sebor <msebor@redhat.com>
32197 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
32199 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32201 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
32202 OPTION_MASK_P9_DFORM.
32204 * config/rs6000/constraints.md (wo constraint): New constraint for
32207 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
32209 (rs6000_init_hard_regno_mode_ok): Likewise.
32211 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
32214 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
32215 expanders not to have constraints. Add support for ISA 3.0 xxperm
32216 instruction. Add support for fusing xxlor with xxperm.
32217 (altivec_vperm_<mode>_internal): Likewise.
32218 (altivec_vperm_v8hiv16qi): Likewise.
32219 (altivec_vperm_<mode>v16q): Likewise.
32220 (altivec_vperm_<mode>_uns): Likewise.
32221 (vperm_v8hiv4si): Likewise.
32222 (vperm_v16qiv8hi): Likewise.
32224 * doc/md.texi (RS/6000 constraints): Document wo constraint.
32226 2016-01-04 Jakub Jelinek <jakub@redhat.com>
32228 Update copyright years.
32230 * gcc.c (process_command): Update copyright notice dates.
32231 * gcov-dump.c (print_version): Ditto.
32232 * gcov.c (print_version): Ditto.
32233 * gcov-tool.c (print_version): Ditto.
32234 * gengtype.c (create_file): Ditto.
32235 * doc/cpp.texi: Bump @copying's copyright year.
32236 * doc/cppinternals.texi: Ditto.
32237 * doc/gcc.texi: Ditto.
32238 * doc/gccint.texi: Ditto.
32239 * doc/gcov.texi: Ditto.
32240 * doc/install.texi: Ditto.
32241 * doc/invoke.texi: Ditto.
32243 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32245 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
32246 modes larger than TImode as TImode if NEON is not enabled.
32248 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32251 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
32252 mode for %f0-%f31 only if TARGET_FPU.
32254 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32257 * config/sparc/sparc.c (scan_record_type): Take into account subfields
32258 to compute the PACKED_P predicate.
32259 (function_arg_record_value): Minor tweaks.
32261 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
32263 * doc/install.texi (--with-multilib-list): Describe the meaning of the
32264 option for arm*-*-* targets.
32266 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
32268 * doc/extend.texi (Common Function Attributes): Move docs for
32269 MSP430-specific attributes to....
32270 (MSP430 Function Attributes): ...here. Delete the redundant
32271 entries and copy-edit the remaining text.
32272 (MSP430 Variable Attributes): Use uniform format for index
32273 entries and add a cross-reference to the corresponding function
32276 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
32278 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
32280 (x86 Options): Likewise.
32282 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32286 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
32287 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
32288 to corresponding attribute.
32290 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32292 * doc/extend.texi (Common Function Attributes) <noplt>: Move
32293 to correct alphabetization of table. Copy-edit and correct
32295 <stack_protect>: Likewise.
32296 <target_clones>: Likewise.
32298 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
32299 Correct punctuation.
32300 (Code Gen Options) <-fno-plt>: Copy-edit.
32302 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
32305 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
32306 SI values. Explicitly convert SI to DI and vice-versa.
32308 2016-01-01 Jakub Jelinek <jakub@redhat.com>
32310 PR tree-optimization/69070
32311 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
32312 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
32315 * ubsan.c (ubsan_instrument_float_cast): Call
32316 initialize_sanitizer_builtins.
32319 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
32321 Copyright (C) 2016 Free Software Foundation, Inc.
32323 Copying and distribution of this file, with or without modification,
32324 are permitted in any medium without royalty provided the copyright
32325 notice and this notice are preserved.