1 2016-10-18 Richard Biener <rguenther@suse.de>
3 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
4 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
6 (substitute_and_fold_dom_walker): Adjust constructor.
7 (substitute_and_fold_dom_walker::before_dom_children): Remove
8 do_dce flag and handling (always true).
9 (substitute_and_fold): Likewise.
10 * tree-vrp.c (vrp_finalize): Adjust.
11 (execute_early_vrp): Remove final BB_VISITED clearing.
12 * tree-ssa-ccp.c (ccp_finalize): Adjust.
13 * tree-ssa-copy.c (fini_copy_prop): Likewise.
14 * ira.c (ira): Call clear_bb_flags.
16 2016-10-18 Richard Biener <rguenther@suse.de>
18 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
19 get at the operand to look at with TREE_OPERAND for generic
22 2016-10-18 David Malcolm <dmalcolm@redhat.com>
24 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
26 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
27 (write_test_expr): Use rtx_reader_ptr for calls to
29 (write_attr_value): Likewise.
30 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
31 call to print_md_ptr_loc.
32 (write_one_condition): Likewise for calls to print_c_condition.
33 * genconstants.c: Include "statistics.h" and "vec.h".
34 (main): Update for conversion to member functions.
35 * genemit.c (emit_c_code): Use rtx_reader_ptr for
36 call to print_md_ptr_loc.
37 * genenums.c: Include "statistics.h" and "vec.h".
38 (main): Update for conversion of traverse_enum_types to a method.
39 * genmddeps.c: Include "statistics.h" and "vec.h".
40 * genoutput.c (process_template): Use rtx_reader_ptr for call to
42 * genpreds.c (write_predicate_subfunction): Likewise.
43 (write_predicate_expr): Likewise for calls to print_c_condition.
44 * genrecog.c (print_test): Likewise.
45 * gensupport.c (process_rtx): Likewise for calls to
46 copy_md_ptr_loc and join_c_conditions.
47 (alter_test_for_insn): Likewise for call to join_c_conditions.
48 (process_substs_on_one_elem): Likewise.
49 (gen_mnemonic_setattr): Update for move of string_obstack to a
51 (mnemonic_htab_callback): Likewise. Fix formatting.
52 (gen_mnemonic_attr): Likewise.
53 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
55 * read-md.c: Include "statistics.h" and "vec.h".
56 (string_obstack): Convert this global to field "m_string_obstack"
58 (ptr_locs): Likewise, as "m_ptr_locs".
59 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
60 (joined_conditions): Likewise, as "m_joined_conditions".
61 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
62 (md_constants): Likewise, as "m_md_constants".
63 (enum_types): Likewise, as "m_enum_types".
64 (set_md_ptr_loc): Convert to...
65 (rtx_reader::set_md_ptr_loc): ...member function.
66 (get_md_ptr_loc): Convert to...
67 (rtx_reader::get_md_ptr_loc): ...member function.
68 (copy_md_ptr_loc): Convert to...
69 (rtx_reader::copy_md_ptr_loc): ...member function.
70 (fprint_md_ptr_loc): Convert to...
71 (rtx_reader::fprint_md_ptr_loc): ...member function.
72 (print_md_ptr_loc): Convert to...
73 (rtx_reader::print_md_ptr_loc): ...member function.
74 (join_c_conditions): Convert to...
75 (rtx_reader::join_c_conditions): ...member function.
76 (fprint_c_condition): Convert to...
77 (rtx_reader::fprint_c_condition): ...member function.
78 (print_c_condition): Convert to...
79 (rtx_reader::print_c_condition): ...member function.
80 (read_name): Convert to...
81 (rtx_reader::read_name): ...member function.
82 (read_escape): Convert to...
83 (rtx_reader::read_escape): ...member function.
84 (read_quoted_string): Convert to...
85 (rtx_reader::read_quoted_string): ...member function.
86 (read_braced_string): Convert to...
87 (rtx_reader::read_braced_string): ...member function.
88 (read_string): Convert to...
89 (rtx_reader::read_string): ...member function.
90 (read_skip_construct): Convert to...
91 (rtx_reader::read_skip_construct): ...member function.
92 (handle_constants): Convert to...
93 (rtx_reader::handle_constants): ...member function.
94 (traverse_md_constants): Convert to...
95 (rtx_reader::traverse_md_constants): ...member function.
96 (handle_enum): Convert to...
97 (rtx_reader::handle_enum): ...member function.
98 (lookup_enum_type): Convert to...
99 (rtx_reader::lookup_enum_type): ...member function.
100 (traverse_enum_types): Convert to...
101 (rtx_reader::traverse_enum_types): ...member function.
102 (rtx_reader::rtx_reader): Move initializations
103 of various former global data from rtx_reader::read_md_files to
104 here, as fields, along with the call to unlock_std_streams.
105 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
107 (rtx_reader::read_md_files): Move initializations of various
108 global data from here to the ctor.
109 * read-md.h (read_name): Convert to...
110 (rtx_reader::read_name): ...member function.
111 (rtx_reader::read_escape): New method decl.
112 (read_quoted_string): Convert to...
113 (rtx_reader::read_quoted_string): ...member function.
114 (rtx_reader::read_braced_string): New method decl.
115 (read_string): Convert to...
116 (rtx_reader::read_string): ...member function.
117 (rtx_reader::read_skip_construct): New method decl.
118 (rtx_reader::set_md_ptr_loc): New method decl.
119 (rtx_reader::get_md_ptr_loc): New method decl.
120 (copy_md_ptr_loc): Convert to...
121 (rtx_reader::copy_md_ptr_loc): ...member function.
122 (fprint_md_ptr_loc): Convert to...
123 (rtx_reader::fprint_md_ptr_loc): ...member function.
124 (print_md_ptr_loc): Convert to...
125 (rtx_reader::print_md_ptr_loc): ...member function.
126 (rtx_reader::lookup_enum_type): New method decl.
127 (rtx_reader::traverse_enum_types): New method decl.
128 (rtx_reader::handle_constants): New method decl.
129 (traverse_md_constants): Convert to...
130 (rtx_reader::traverse_md_constants): ...member function.
131 (rtx_reader::handle_enum): New method decl.
132 (rtx_reader::join_c_conditions): New method decl.
133 (fprint_c_condition): Convert to...
134 (rtx_reader::fprint_c_condition): ...member function.
135 (print_c_condition): Convert to...
136 (rtx_reader::print_c_condition): ...member function.
137 (rtx_reader::apply_iterator_to_string): New method decl.
138 (rtx_reader::copy_rtx_for_iterators): New method decl.
139 (rtx_reader::read_conditions): New method decl.
140 (rtx_reader::record_potential_iterator_use): New method decl.
141 (rtx_reader::read_mapping): New method decl.
142 (rtx_reader::read_rtx): New method decl.
143 (rtx_reader::read_rtx_code): New method decl.
144 (rtx_reader::read_rtx_operand): New method decl.
145 (rtx_reader::read_nested_rtx): New method decl.
146 (rtx_reader::read_rtx_variadic): New method decl.
147 (rtx_reader::get_string_obstack): New method.
148 (rtx_reader::get_md_constants): New method.
149 (string_obstack): Convert global variable decl to...
150 (rtx_reader::m_string_obstack): ...this new field.
151 (rtx_reader::m_ptr_locs): New field.
152 (rtx_reader::m_ptr_loc_obstack): New field.
153 (rtx_reader::m_joined_conditions): New field.
154 (rtx_reader::m_joined_conditions_obstack): New field.
155 (rtx_reader::m_md_constants): New field.
156 (rtx_reader::m_enum_types): New field.
157 * read-rtl.c (apply_iterator_to_string): Convert to...
158 (rtx_reader::apply_iterator_to_string): ...member function.
159 (copy_rtx_for_iterators): Convert to...
160 (rtx_reader::copy_rtx_for_iterators): ...member function.
161 (add_condition_to_string): Use rtx_reader_ptr for
162 calls join_c_conditions.
163 (apply_iterators): Use rtx_reader_ptr for calls to
164 join_c_conditions and copy_rtx_for_iterators.
165 (read_conditions): Convert to...
166 (rtx_reader::read_conditions): ...member function.
167 (record_potential_iterator_use): Convert to...
168 (rtx_reader::record_potential_iterator_use): ...member function.
169 (read_mapping): Convert to...
170 (rtx_reader::read_mapping): ...member function.
171 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
172 (read_rtx): Convert to...
173 (rtx_reader::read_rtx): ...member function.
174 (read_rtx_code): Convert to...
175 (rtx_reader::read_rtx_code): ...member function.
176 (read_rtx_operand): Convert to...
177 (rtx_reader::read_rtx_operand): ...member function. Update for move
178 of string_obstack to a field.
179 (read_nested_rtx): Convert to..
180 (rtx_reader::read_nested_rtx): ...member function.
181 (read_rtx_variadic): Convert to..
182 (rtx_reader::read_rtx_variadic): ...member function.
184 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
186 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
188 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
190 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
191 for pointer type too.
192 (ipcp_update_vr): set_ptr_nonnull for pointer.
194 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
196 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
197 pt_solution_singleton_p.
198 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
199 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
200 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
201 pointer nonnull computed by VRP.
202 Also Conservatively set pt.null to 1.
203 (pt_solution_reset): Conservatively set pt.null to 1.
204 (pt_solution_singleton_or_null_p): Renamed from
205 pt_solution_singleton_p.
206 * tree-ssanames.h (set_ptr_nonnull): Declare.
207 (get_ptr_nonnull): Likewise.
208 * tree-ssanames.c (set_ptr_nonnull): New.
209 (get_ptr_nonnull): Likewise.
210 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
211 (evrp_dom_walker::before_dom_children): Likewise.
213 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
215 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
216 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
217 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
218 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
219 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
220 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
221 (rs6000_option_override_internal): Clear it if ABI_AIX.
222 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
223 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
225 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
227 * gimple-ssa-strength-reduction.c (record_increment): Remove
230 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
232 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
233 that the result is non-zero if it is true.
234 (maybe_expand_shift): New wrapper around expand_shift_1.
235 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
237 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
239 PR tree-optimization/77916
240 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
241 Don't allow a MINUS_EXPR for pointer arithmetic for either known
243 (record_increment): Increments of -1 for unknown strides just use
244 a multiply initializer like other negative values.
245 (analyze_increments): Remove stopgap solution for -1 increment
246 applied to pointer arithmetic.
248 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
250 * dominance.c (dom_info::dom_info): Add new constructor for region
251 which is vector of basic blocks.
252 (dom_init): New method to initialize members common for both
254 (dom_info::dom_info): Invoke dom_init for partial initialization.
255 (dom_info::get_idom): Add check to corner cases on basic blocks which
257 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
258 to detect unreachable bbs.
259 (dom_info::calc_idoms): Likewise.
260 (compute_dom_fast_query_in_region): New function.
261 (calculate_dominance_info_for_region): Likewise.
262 (free_dominance_info_for_region): Likewise.
263 * dominance.h: Add prototypes for introduced region-based functions
264 tree-if-conv.c: (build_region): New function.
265 (if_convertible_loop_p_1): Invoke local version of post-dominators
266 calculation before basic block predication with subsequent freeing
268 (tree_if_conversion): Remove free of post-dominator info
269 (pass_if_conversion::execute): Delete detection of infinite loops
270 and fake edges to exit block since post-dominator calculation is
271 performed per if-converted loop only.
273 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
276 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
278 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
281 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
283 * config/aarch64/aarch64.c: Delete inclusion of
284 cortex-a57-fma-steering.h.
285 (aarch64_override_options): Delete call
286 to aarch64_register_fma_steering.
287 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
288 * config/aarch64/cortex-a57-fma-steering.h: Delete.
289 * config/aarch64/aarch64-passes.def: New file.
290 * config/aarch64/cortex-a57-fma-steering.c
291 (aarch64_register_fma_steering): Delete definition.
292 (make_pass_fma_steering): Remove static qualifier.
293 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
294 (cortex-a57-fma-steering.o): Remove dependency on
295 cortex-a57-fma-steering.h.
297 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
299 * explow.c (validize_mem): Do not modify the argument in-place.
301 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
303 * tree-streamer.c (record_common_node): Explicitly list expected
306 2016-10-17 Richard Biener <rguenther@suse.de>
308 PR tree-optimization/77988
309 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
311 2016-10-17 Marek Polacek <polacek@redhat.com>
313 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
315 2016-10-17 Richard Biener <rguenther@suse.de>
317 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
320 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
322 PR tree-optimization/71636
323 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
325 2016-10-17 Richard Biener <rguenther@suse.de>
327 * gimplify.c (gimplify_function_tree): Do not move the outer
330 2016-10-17 Jakub Jelinek <jakub@redhat.com>
332 * langhooks.h (struct lang_hooks_for_decls): Remove
333 function_decl_explicit_p, function_decl_deleted_p and
334 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
335 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
336 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
337 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
338 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
339 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
340 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
341 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
342 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
343 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
344 * langhooks.c (lhd_decl_dwarf_attribute): New function.
345 * dwarf2out.c (gen_subprogram_die): Use
346 lang_hooks.decls.decl_dwarf_attribute instead of
347 lang_hooks.decls.function_decl_*.
349 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
353 * common.opt (-ftrampolines): New option.
354 * doc/invoke.texi (Code Gen Options): Document it.
355 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
356 * doc/tm.texi: Regenerate.
357 * builtins.def: Add init_descriptor and adjust_descriptor.
358 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
359 on platforms with descriptors.
360 (expand_builtin_init_descriptor): New function.
361 (expand_builtin_adjust_descriptor): Likewise.
362 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
363 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
364 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
365 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
366 Set STATIC_CHAIN_REG_P on the static chain register, if any.
367 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
368 (expand_call): Likewise. Move around call to prepare_call_address
369 and pass all flags to it.
370 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
371 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
372 (gimple_call_set_by_descriptor): New setter.
373 (gimple_call_by_descriptor_p): New getter.
374 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
375 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
376 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
377 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
378 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
379 * rtl.h (STATIC_CHAIN_REG_P): New macro.
380 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
381 * target.def (custom_function_descriptors): New POD hook.
382 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
383 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
384 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
385 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
386 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
387 (build_common_builtin_nodes): Initialize init_descriptor and
389 * tree-nested.c: Include target.h.
390 (struct nesting_info): Add 'any_descr_created' field.
391 (get_descriptor_type): New function.
392 (lookup_element_for_decl): New function extracted from...
393 (create_field_for_decl): Likewise.
394 (lookup_tramp_for_decl): ...here. Adjust.
395 (lookup_descr_for_decl): New function.
396 (convert_tramp_reference_op): Deal with descriptors.
397 (build_init_call_stmt): New function extracted from...
398 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
399 * defaults.h (FUNCTION_ALIGNMENT): Define.
400 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
401 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
402 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
403 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
404 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
406 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
408 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
409 constants in CONST_VECTORs.
411 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
413 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
414 register as destination of bmask.
415 (vector_init_bshuffle): Likewise.
416 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
417 (bmaskdi_vis): Enable only in 64-bit mode.
419 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
421 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
422 make LR a separately shrink-wrapped component unless savres_strategy
423 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
424 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
425 wrapping when not both {SAVE,REST}_INLINE_GPRS.
427 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
429 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
430 and keep looping on failure.
432 2016-10-14 David Malcolm <dmalcolm@redhat.com>
434 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
436 (print_rtx_function): Update example in comment for...
437 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
438 non-virtual pseudos with a '%' sigil followed by the regno, offset
439 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
440 pseudo is dumped as "%0".
442 2016-10-14 Jakub Jelinek <jakub@redhat.com>
445 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
448 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
450 * config/sparc/sparc-passes.def: New file.
451 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
452 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
453 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
455 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
457 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
458 loop peel to loops with exit test at the beginning.
460 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
462 PR rtl-optimization/68212
463 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
464 frequency when computing scale factor for peeled copies.
465 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
466 values for switch/peel blocks/edges.
468 2016-10-14 Pedro Alves <palves@redhat.com>
470 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
472 2016-10-14 Catherine Moore <clm@codesourcery.com>
474 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
475 micromips_globals to zero.
477 2016-10-14 Richard Biener <rguenther@suse.de>
479 PR tree-optimization/77979
480 * tree-vrp.c (compare_name_with_value): Handle released SSA names
481 in the equivalency sets.
482 (compare_names): Likewise.
484 2016-10-14 Martin Liska <mliska@suse.cz>
486 * builtins.h(target_char_cst_p): Declare the function.
487 * builtins.c (fold_builtin_memchr): Remove.
488 (target_char_cst_p): Move the function from gimple-fold.c.
489 (fold_builtin_3): Do not call the function.
490 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
491 (gimple_fold_builtin): Call the function.
492 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
494 2016-10-14 Martin Liska <mliska@suse.cz>
496 * builtins.c (fold_builtin_strcmp): Remove function.
497 (fold_builtin_strncmp): Likewise.
498 (fold_builtin_2): Remove call of the function.
499 (fold_builtin_3): Likewise.
500 * fold-const-call.c (fold_const_call): Add constant folding
501 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
502 * fold-const-call.h (build_cmp_result): Declare the function.
503 * gimple-fold.c (gimple_load_first_char): New function.
504 (gimple_fold_builtin_string_compare): Likewise.
505 (gimple_fold_builtin): Call the function.
507 2016-10-14 Nathan Sidwell <nathan@acm.org>
509 * gcov-io.c (gcov_open): Deconstify 'mode'.
511 2016-10-14 Martin Liska <mliska@suse.cz>
513 * fold-const.c (c_getstr): Support of properly \0-terminated
514 string constants. New argument is added.
515 * fold-const.h: New argument is added.
517 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
519 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
521 (aarch64_print_hint_for_core): Likewise.
522 (aarch64_print_hint_for_arch): Likewise.
523 (aarch64_validate_march): Use it. Fix indentation in type signature.
524 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
525 (aarch64_validate_mtune): Likewise.
526 (aarch64_handle_attr_arch): Likewise.
527 (aarch64_handle_attr_cpu): Likewise.
528 (aarch64_handle_attr_tune): Likewise.
530 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
532 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
535 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
537 * config/m68k/m68k.c (m68k_option_override): Check
538 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
539 instead of stack_limit_rtx.
541 2016-10-13 Jakub Jelinek <jakub@redhat.com>
543 * dwarf2out.c (gen_member_die): Handle inline static data member
546 2016-10-13 Nathan Sidwell <nathan@acm.org>
548 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
549 gcov_var.mode. Remove unnecessary fstat.
551 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
554 * function.c (thread_prologue_and_epilogue_insns): Call all
555 make_*logue_seq in the same order as traditional. Call them
556 all a second time if shrink_wrapped_separate.
558 2016-10-13 Marek Polacek <polacek@redhat.com>
560 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
561 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
564 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
566 PR tree-optimization/77937
567 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
568 to infinite when we have a pointer with an increment of -1.
570 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
572 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
574 * memmodel.h: This file.
575 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
576 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
577 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
578 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
579 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
580 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
581 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
582 compare-elim.c, config/aarch64/aarch64-builtins.c,
583 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
584 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
585 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
586 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
587 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
588 config/darwin.c, config/epiphany/epiphany.c,
589 config/epiphany/mode-switch-use.c,
590 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
591 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
592 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
593 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
594 config/m68k/m68k.c, config/mcore/mcore.c,
595 config/microblaze/microblaze.c, config/mmix/mmix.c,
596 config/mn10300/mn10300.c, config/moxie/moxie.c,
597 config/msp430/msp430.c, config/nds32/nds32-cost.c,
598 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
599 config/nds32/nds32-memory-manipulation.c,
600 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
601 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
602 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
603 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
604 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
605 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
606 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
607 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
608 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
609 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
610 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
611 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
612 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
613 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
614 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
615 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
616 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
617 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
618 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
619 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
620 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
621 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
622 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
623 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
624 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
625 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
626 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
627 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
628 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
629 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
630 var-tracking.c, varasm.c: Include memmodel.h.
631 * genattrtab.c (write_header): Include memmodel.h in generated file.
632 * genautomata.c (main): Likewise.
633 * gengtype.c (open_base_files): Likewise.
634 * genopinit.c (main): Likewise.
635 * genconditions.c (write_header): Include memmodel.h earlier in
637 * genemit.c (main): Likewise.
638 * genoutput.c (output_prologue): Likewise.
639 * genpeep.c (main): Likewise.
640 * genpreds.c (write_insn_preds_c): Likewise.
641 * genrecog.c (write_header): Likewise.
642 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
644 2016-10-13 David Malcolm <dmalcolm@redhat.com>
646 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
647 for new "compact" param of print_rtx_function. Check for "cinsn"
649 * print-rtl-function.c (flag_compact): New decl.
650 (print_rtx_function): Add param "compact" and use it to set
651 flag_compact, adding a description of the effect to the leading
652 comment, and updating the example output.
653 * print-rtl.c (flag_compact): New variable.
654 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
656 (print_rtx_operand_code_i): When printing source locations, wrap
657 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
658 (print_rtx_operand_code_r): Don't print regnos for hard regs and
659 virtuals in compact mode.
660 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
661 apart from in LABEL_REFs.
662 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
663 Don't print basic block ids in compact mode.
664 (print_rtx): In compact mode, prefix the code of insns with "c",
665 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
666 * print-rtl.h (print_rtx_function): Add "compact" param.
668 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
670 * arm.h (TARGET_VFP): Delete.
671 (TARGET_VFPD32): Remove references to TARGET_VFP.
672 (TARGET_VFP3, TARGET_VFP5): Likewise.
673 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
674 (TARGET_NEON_FP16): Likewise.
675 (TARGET_FMA): Likewise.
676 (TARGET_CRYPTO): Likewise.
677 (TARGET_NEON): Likewise.
678 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
679 (FUNCTION_ARG_REGNO_P): Likewise.
680 * arm.c (arm_option_check_internal): Likewise.
681 (arm_option_override): Likewise.
682 (use_return_insn): Likewise.
683 (arm_function_value_regno_p): Likewise.
684 (arm_apply_result_size): Likewise.
685 (use_vfp_abi): Likewise.
686 (arm_legitimate_address_outer_p): Likewise.
687 (thumb2_legitimate_address_p): Likewise.
688 (arm_legitimate_index_p): Likewise.
689 (thumb2_legitimate_index_p): Likewise.
690 (arm_legitimate_address): Likewise.
691 (arm_get_vfp_saved_size): Likewise.
692 (arm_emit_vfp_multi_reg_pop): Likewise.
693 (arm_get_frame_offsets): Likewise.
694 (arm_save_coproc_regs): Likewise.
695 (arm_hard_regno_mode_ok): Likewise.
696 (arm_expand_epilogue_apcs_frame): Likewise.
697 (arm_expand_epilogue): Likewise.
698 (arm_file_start): Likewise.
699 (arm_conditional_register_usage): Likewise.
700 (arm_validize_comparison): Use vfp_compare_operand directly.
701 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
702 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
704 (arm_atomic_assign_expand_fenv): Likewise.
705 * arm.md (divsf3): Likewise.
706 (arm_negsi2): Likewise.
708 (arm_movdi): Likewise.
709 (arm_movt): Likewise.
710 (cbranchsf4): Change predicate to vfp_compare_operand.
711 (cbranchdf4): Change predicate to vfp_compare_operand.
712 (cstorehf4): Change predicate to vfp_compare_operand.
713 (cstoresf4): Change predicate to vfp_compare_operand.
714 (cstoredf4): Change predicate to vfp_compare_operand.
715 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
716 (movhi_insn_arch4, movhi_bytes): Likewise.
717 * constraints.md (Dt): Likewise.
719 * iterators.md (SDF): Likewise.
720 * predicates.md (arm_float_compare_operand): Delete.
721 (const_double_vcvt_power_of_two_reciprocal): Remove references to
723 (const_double_vcvt_power_of_two): Likewise.
724 * thumb2.md thumb2_movsi_insn): Likewise.
725 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
726 (movhf_vfp): Likewise.
727 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
728 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
729 (movsf_vfp, thumb2_movsf_vfp): Likewise.
730 (movdf_vfp, thumb2_movdf_vfp): Likewise.
731 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
732 (subsf3_vfp, divsf3_vfp): Likewise.
733 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
734 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
735 (mulsf3negsfsubsf_vfp): Likewise.
736 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
737 (floatunssisf2, sqrtsf2_vfp): Likewise.
738 (movcc_vfp): Likewise.
739 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
740 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
741 (push_multi_vfp): Likewise.
742 (set_fpscr, get_fpscr): Likewise.
743 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
745 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
747 * arm.h (TARGET_VFP): Unconditionally define to 1.
748 (arm_fpu_desc): Remove 'model' field.
749 (TARGET_FPU_MODEL): Delete.
750 * arm.c (all_fpus): Don't initialize the model field.
751 (arm_can_inline_p): Don't check the FPU model.
752 * arm-fpus.def: Remove redundant model field from all FPU
755 2016-10-13 Richard Biener <rguenther@suse.de>
758 * genmatch.c (struct capture): Add value_match member.
759 (commutate): Preserve value_match.
760 (lower_opt_convert): Likewise.
761 (lower_cond): Likewise.
762 (replace_id): Likewise.
763 (struct dt_operand): Add value_match member.
764 (decision_tree::cmp_node): Compare it.
765 (decision_tree::insert_operand): Honor it when finding and
766 when appending a DT_MATCH.
767 (dt_operand::gen_match_op): Generate a type check after
768 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
769 (parser::get_internal_capture_id): New helper.
770 (parser::finish_match_operand): New function lowering @@<id>.
771 (parser::parse_capture): Parse @@<id> as value-match.
772 (parser::parse_expr): Use get_internal_capture_id.
773 (parser::parse_simplify): Call finish_match_operand.
774 (walk_captures): New helper.
775 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
777 ((X /[ex] A) * A -> X): Likewise.
778 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
779 convert[12] and value-matching.
780 ((A | B) & (A | C) -> A | (B & C)): Likewise.
781 ((X | Y) | Y -> X | Y): Likewise.
782 ((X ^ Y) ^ Y -> X): Likewise.
783 (A - (A & B) -> ~B & A): Likewise.
784 ((T)(P + A) - (T)P -> (T) A): Likewise.
785 ((T)P - (T)(P + A) -> -(T) A): Likewise.
786 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
787 * doc/match-and-simplify.texi: Amend capture section.
789 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
791 * config/arc/arc.md (umul_600): Remove predicated variant.
792 (umul64_600): Likewise.
794 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
796 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
798 2016-10-13 Bin Cheng <bin.cheng@arm.com>
800 * tree-vect-loop.c (loop_niters_no_overflow): New func.
801 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
802 no-overflow information to vect_do_peeling_for_loop_bound and
803 vect_gen_vector_loop_niters.
805 2016-10-13 Bin Cheng <bin.cheng@arm.com>
807 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
810 2016-10-13 Bin Cheng <bin.cheng@arm.com>
812 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
813 adjust_vec automatically.
814 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
815 param exit_bb to guard_to.
816 (slpeel_checking_verify_cfg_after_peeling):
817 (set_prologue_iterations):
818 (create_lcssa_for_virtual_phi): New func which is factored out from
819 slpeel_tree_peel_loop_to_edge.
820 (slpeel_tree_peel_loop_to_edge):
821 (iv_phi_p): New func.
822 (vect_can_advance_ivs_p): Call iv_phi_p.
823 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
824 new gimple stmts in basic block.
825 (vect_do_peeling_for_loop_bound):
826 (vect_do_peeling_for_alignment):
827 (vect_gen_niters_for_prolog_loop): Rename to...
828 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
829 adjust implementation.
830 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
831 sizetype if necessary.
832 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
833 it to external function.
834 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
835 (vect_gen_vector_loop_niters_mult_vf): New.
836 (slpeel_update_phi_nodes_for_loops): New.
837 (slpeel_update_phi_nodes_for_guard1): Reimplement.
838 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
839 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
840 * tree-vect-loop.c (vect_build_loop_niters): Move to file
841 tree-vect-loop-manip.c
842 (vect_generate_tmps_on_preheader): Delete.
843 (vect_transform_loop): Rename vectorization_factor to vf. Call
844 vect_do_peeling instead of vect_do_peeling-* functions.
845 * tree-vectorizer.h (vect_do_peeling): New decl.
846 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
847 (vect_do_peeling_for_loop_bound): Delete.
848 (vect_do_peeling_for_alignment): Delete.
850 2016-10-13 Bin Cheng <bin.cheng@arm.com>
852 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
853 duplicated loop after its preheader and after the original loop.
855 2016-10-13 Bin Cheng <bin.cheng@arm.com>
857 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
858 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
860 2016-10-13 Bin Cheng <bin.cheng@arm.com>
862 * tree-vect-loop.c (vectorizable_live_operation): Support handling
863 for live variable outside loop but not in lcssa form.
865 2016-10-13 Bin Cheng <bin.cheng@arm.com>
867 * cfg.c (reset_original_copy_tables): New func.
868 * cfg.h (reset_original_copy_tables): New decl.
870 2016-10-13 Jakub Jelinek <jakub@redhat.com>
873 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
875 * varasm.c (default_binds_local_p_3): Formatting fix.
877 2016-10-13 Bin Cheng <bin.cheng@arm.com>
879 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
881 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
884 2016-10-13 Martin Liska <mliska@suse.cz>
886 PR tree-optimization/77943
887 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
888 a different EH landing pads.
890 2016-10-13 Jakub Jelinek <jakub@redhat.com>
893 * hooks.h (hook_tree_void_null): Declare.
894 * hooks.c (hook_tree_void_null): New function.
895 * langhooks.c (lhd_return_null_tree_v): Remove.
896 * langhooks-def.h (lhd_return_null_tree_v): Remove.
897 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
899 * function.c (stack_protect_epilogue): Likewise.
900 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
901 if TARGET_THREAD_SSP_OFFSET is defined.
902 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
903 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
904 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
905 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
906 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
907 (ix86_stack_protect_guard): New function.
909 2016-10-13 Richard Biener <rguenther@suse.de>
911 * dwarf2out.c (tree_add_const_value_attribute): Do not try
912 rtl_for_decl_init during early phase.
913 (gen_variable_die): Do not create locations during early phase.
914 (gen_label_die): Likewise.
915 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
918 2016-10-12 Richard Biener <rguenther@suse.de>
920 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
921 try_add_new_range and made to eturn new range.
922 (evrp_dom_walker::before_dom_children): Push op1 value range before
923 pushing op0 value range.
925 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
927 PR tree-optimization/77937
928 * gimple-ssa-strength-reduction.c (analyze_increments): Use
929 POINTER_TYPE_P on the candidate type to determine whether
930 candidates in this chain require pointer arithmetic.
932 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
934 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
935 correction if the type is smaller than a word.
936 (visium_select_cc_mode): Add ... fall through ... comment.
938 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
940 * config/rs6000/rs6000.c (machine_function): Add new fields
941 gpr_is_wrapped_separately and lr_is_wrapped_separately.
942 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
943 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
944 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
945 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
946 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
947 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
948 (rs6000_get_separate_components): New function.
949 (rs6000_components_for_bb): New function.
950 (rs6000_disqualify_components): New function.
951 (rs6000_emit_prologue_components): New function.
952 (rs6000_emit_epilogue_components): New function.
953 (rs6000_set_handled_components): New function.
954 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
955 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
956 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
957 (rs6000_emit_epilogue): Don't emit GPR restores if
958 gpr_is_wrapped_separately for that register. Don't make a
959 REG_CFA_RESTORE note for registers we did not restore, either.
961 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
963 * function.c (thread_prologue_and_epilogue_insns): Call
964 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
965 if it has possibly changed. Compute the split_prologue_seq and
966 epilogue_seq later, too.
967 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
968 (dump_components): New function.
969 (struct sw): New struct.
971 (init_separate_shrink_wrap): New function.
972 (fini_separate_shrink_wrap): New function.
973 (place_prologue_for_one_component): New function.
974 (spread_components): New function.
975 (disqualify_problematic_components): New function.
976 (emit_common_heads_for_components): New function.
977 (emit_common_tails_for_components): New function.
978 (insert_prologue_epilogue_for_components): New function.
979 (try_shrink_wrapping_separate): New function.
980 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
982 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
984 * regrename.c (build_def_use): Invalidate chains that have a
985 REG_CFA_RESTORE on some instruction.
987 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
989 * dce.c (delete_unmarked_insns): Don't delete instructions with
990 a REG_CFA_RESTORE note.
992 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
994 * common.opt (-fshrink-wrap-separate): New flag.
995 * doc/invoke.texi: Document it.
996 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
997 * doc/tm.texi: Regenerate.
998 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
999 * target.def (shrink_wrap): New hook vector.
1000 (get_separate_components, components_for_bb, disqualify_components,
1001 emit_prologue_components, emit_epilogue_components,
1002 set_handled_components): New hooks.
1004 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1006 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
1007 vector return by reference only if -Wpsabi.
1008 (rs6000_pass_by_reference): Similarly, for argument passing.
1010 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1012 * function-tests.c: Include "print-rtl.h".
1013 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
1014 function, and verify what is dumped.
1015 * print-rtl-function.c (print_edge): New function.
1016 (begin_any_block): New function.
1017 (end_any_block): New function.
1018 (can_have_basic_block_p): New function.
1019 (print_rtx_function): Track the basic blocks of insns in the
1020 chain, wrapping those that are within blocks within "(block)"
1021 directives. Remove the "(cfg)" directive.
1023 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1025 * selftest.c (selftest::read_file): New function.
1026 (selftest::test_read_file): New function.
1027 (selftest::selftest_c_tests): Call test_read_file.
1028 * selftest.h (selftest::read_file): New decl.
1030 2016-10-12 Richard Biener <rguenther@suse.de>
1033 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
1036 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
1038 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
1040 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
1041 dwarf2out_assembly_start.
1043 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
1045 * Makefile.in (SELFTEST_FLAGS): New variable.
1046 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
1048 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
1051 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
1053 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
1054 dumped in RTL dumps.
1056 2016-10-12 Martin Liska <mliska@suse.cz>
1058 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
1059 (gimple_fold_builtin_memory_op): Use the function.
1060 (gimple_fold_builtin_strchr): Likewise.
1061 (gimple_fold_builtin_strcat): Likewise.
1062 (gimple_build): Likewise.
1064 2016-10-12 Nathan Sidwell <nathan@acm.org>
1066 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
1068 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1070 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
1071 equivalent 32-bit constant (modulo 2**32) when that yields
1072 smaller instructions.
1073 (size_of_int_loc_descriptor): Update accordingly.
1075 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1077 * dwarf2out.c (dwarf2out_early_global_decl): For nested
1078 functions, call dwarf2out_decl on the parent function first.
1080 2016-10-12 Richard Biener <rguenther@suse.de>
1082 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
1085 2016-10-12 Richard Biener <rguenther@suse.de>
1087 * tree-ssa-propagate.c
1088 (substitute_and_fold_dom_walker::before_dom_children): Do not
1089 ignore ASSERT_EXPRs but only preserve them.
1090 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
1091 that have been propagated into.
1092 (vrp_finalize): Enable DCE for substitute_and_fold.
1094 2016-10-12 Richard Biener <rguenther@suse.de>
1096 PR tree-optimization/77920
1097 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
1098 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
1099 (simplify_abs_using_ranges): Likewise.
1100 (simplify_conversion_using_ranges): Likewise.
1101 (simplify_stmt_using_ranges): Adjust.
1103 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1105 PR tree-optimization/77929
1106 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
1107 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
1109 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1112 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
1113 needs a base register for arg 1.
1115 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1117 * common.opt (Wimplicit-fallthrough) Turn into alias to
1118 -Wimplicit-fallthrough=3. Remove EnabledBy.
1119 (Wimplicit-fallthrough=): New option.
1120 * gimplify.c (warn_implicit_fallthrough_r): Use
1121 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
1122 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
1123 to -Wimplicit-fallthrough=3.
1124 (-Wimplicit-fallthrough=): Document.
1126 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1128 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
1129 and GEU in DImode if TARGET_SUBXC.
1130 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
1131 (seqdi<W:mode>_zero_subxc): Delete.
1132 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
1133 (neg_seqdi<W:mode>_zero_vis3): Delete.
1134 (plus_seqdi<W:mode>_zero): Likewise.
1135 (minus_seqdi<W:mode>_zero): Likewise.
1136 (plus_plus_sltu<W:mode>): Accept only register.
1137 (addx<W:mode>): Likewise.
1138 (plus_sltu<W:mode>_vis3): Likewise.
1139 (plus_plus_sltu<W:mode>_vis3): Likewise.
1140 (neg_sgeu<W:mode>_vis3): Delete.
1141 (minus_sgeu<W:mode>_vis3): Likewise.
1142 (addxc<W:mode>): Accept only registers.
1143 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1144 (minus_neg_sltu<W:mode>_subxc): Accept only register.
1145 (neg_plus_sltu<W:mode>_subxc): Likewise.
1146 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1147 (minus_minus_sltu<W:mode>_subxc): Accept only register.
1148 (sgeu<W:mode>_insn_subxc): Delete.
1149 (plus_sgeu<W:mode>_subxc): Likewise.
1150 (subxc<W:mode>): Accept only register.
1151 (scc splitter): Split always GEU again.
1153 2016-10-11 Jeff Law <law@redhat.com>
1155 PR tree-optimization/77424
1156 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
1157 dead conditionals. Assert that all e->aux fields are NULL.
1159 2016-10-11 David Malcolm <dmalcolm@redhat.com>
1161 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
1162 operand-printing "switch" statement into...
1163 (print_rtx_operand_code_0): ...this new function, ...
1164 (print_rtx_operand_code_e): ...this new function, ...
1165 (print_rtx_operand_codes_E_and_V): ...this new function, ...
1166 (print_rtx_operand_code_i): ...this new function, ...
1167 (print_rtx_operand_code_r): ...this new function, ...
1168 (print_rtx_operand_code_u): ...this new function, ...
1169 (print_rtx_operand): ...and this new function.
1171 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
1173 * config/alpha/alpha-passes.def: New file.
1174 * config/alpha/t-alpha: New file.
1175 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
1176 (make_pass_handle_trap_shadows): New prototype.
1177 (make_pass_align_insns): Ditto.
1178 * config/alpha/alpha.c (alpha_option_override): Don't register
1180 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
1182 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1185 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
1186 distinct __ibm128 IBM extended double type if long doubles are
1187 128-bits and the default format for long double is IEEE 128-bit.
1189 2016-10-11 Richard Biener <rguenther@suse.de>
1191 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
1192 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
1193 (verify_die): New function.
1194 (dwarf2out_finish): Call it.
1195 (output_line_info): Handle case of -gsplit-dwarf without
1196 DWARF2_ASM_LINE_DEBUG_INFO.
1198 2016-10-11 Richard Biener <rguenther@suse.de>
1201 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
1202 sub-chains of BLOCK_VARS and gimple_bind_vars.
1204 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
1206 * config/i386/znver1.md : Fix imov/imovx load type reservations.
1208 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1210 * config/sparc/sparc.opt (msubxc): New option.
1211 * doc/invoke.texi (SPARC options): Document it and tidy up.
1212 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
1213 * doc/tm.texi: Regenerate.
1214 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
1216 (CCX_NOOV): Rename into...
1220 * config/sparc/predicates.m (fcc_register_operand): Simplify.
1221 (fcc0_register_operand): Likewise.
1222 (icc_register_operand): New.
1223 (icc_or_fcc_register_operand): Simplify.
1224 (nz_comparison_operator): New.
1225 (c_comparison_operator): Likewise.
1226 (noov_compare_operator): Rename into...
1227 (icc_comparison_operator): ...this. Use above predicates.
1228 (noov_compare64_operator): Rename into...
1229 (v9_comparison_operator): ...this and tidy up.
1230 (fcc_comparison_operator): New.
1231 (icc_or_fcc_comparison_operator): Likewise.
1232 (v9_register_compare_operator): Rename info...
1233 (v9_register_comparison_operator): ...this.
1234 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1235 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
1237 (sparc_fixed_condition_code_regs): New function.
1238 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
1239 renaming and add support for CCC/CCXC.
1240 (output_cbranch): Likewise.
1241 (sparc_print_operand): Likewise.
1242 (gen_v9_scc): Remove obsolete assertion.
1243 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
1244 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
1245 (output_cbcond): Remove bogus handling of CC modes.
1246 (sparc_register_move_cost): Return 100 for NO_REGS.
1247 * config/sparc/sparc.md (W): New mode iterator.
1248 (length): Adjust for noov_compare64_operator renaming.
1249 (cmpsi_sne): New instruction.
1250 (cmpdi_sne): Likewise.
1251 (seqdi_special): Delete.
1252 (seqdi_special): Likewise.
1253 (snesi<P:mode>_special): Likewise.
1254 (snedi_special): Likewise.
1255 (snedi_special_vis3): Likewise.
1256 (snesi patterns): Use W iterator.
1257 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
1258 (sltu patterns): Likewise.
1259 (sgeu patterns): Likewise.
1260 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
1261 (normal_branch): Use icc_comparison_operator predicate.
1262 (inverted_branch): Likewise.
1263 (cbcond_sp32): Use comparison_operator predicate.
1264 (cbcond_sp64): Likewise.
1265 (normal_int_branch_sp64): Adjust for renaming
1266 (inverted_int_branch_sp64): Likewise.
1267 (mov<I:mode>_cc_reg_sp64): Likewise.
1268 (movsf_cc_reg_sp6): Likewise.
1269 (movdf_cc_reg_sp64): Likewise.
1270 (movtf_cc_reg_hq_sp64): Likewise.
1271 (movtf_cc_reg_sp64): Likewise.
1272 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
1273 (movsf_cc_v9): Likewise.
1274 (movdf_cc_v9): Likewise.
1275 (movtf_cc_hq_v9): Likewise.
1276 (movtf_cc_v9): Likewise.
1277 (adddi3): Call gen_adddi3_sp32.
1278 (adddi3_insn_sp32): Rename to...
1279 (adddi3_sp32): ...this. Accept only register_operand as operand #1
1280 and use CCCmode for the carry.
1281 (addx_extend_sp32): Use CCCmode for the carry.
1282 (addx_extend_sp64): Delete.
1283 (adddi3_extend_sp32): Use CCCmode for the carry.
1284 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
1285 (subdi3): Call gen_subdi3_sp32.
1286 (subdi3_insn_sp32): Rename to...
1287 (subdi3_sp32): ...this and use CCmode for the carry.
1288 (subx_extend_sp32): Use CCCmode for the carry.
1289 (subx_extend_sp64): Delete.
1290 (subdi3_extend_sp32): Use CCmode for the carry.
1291 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
1292 (negdi3): Call gen_negdi3_sp32.
1293 (negdi3_sp32): Use CCCmode for the carry.
1294 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
1295 (cmp_nz_ashift_1): Use CCNZ mode.
1296 (cmp_nz_set_ashift_1): Likewise.
1297 (ctrapsi4): Use comparison_operator predicate.
1298 (ctrapdi4): Likewise.
1299 (trapsi_insn): Use icc_comparison_operator predicate.
1300 (trapdi_insn): Likewise.
1301 (edge8 patterns): Use CCNZmode.
1302 (edge16 patterns): Likewise.
1303 (edge32 patterns): Likewise.
1305 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1307 * config/visium/visium-modes.def (CC_NOOV): Rename into...
1309 (CC_BTST): Rename into...
1311 * config/visium/predicates.md (real_add_operand): New.
1312 (visium_btst_operator): Rename into...
1313 (visium_equality_comparison_operator): ...this.
1314 (visium_noov_operator): Rename into...
1315 (visium_nz_comparison_operator): ...this.
1316 (visium_c_comparison_operator): New.
1317 (visium_branch_operator): Adjust and deal with all CC modes.
1318 * config/visium/visium.c (visium_adjust_cost): Adjust.
1319 (visium_split_double_add): Use the *_set_carry patterns.
1320 (visium_select_cc_mode): Add support for CCC mode and adjust.
1321 (output_cbranch): Adjust and use the carry-based operators for
1322 floating-point comparisons.
1323 * config/visium/visium.md (flags_subst_arith): Adjust.
1324 (addsi3_insn_set_carry): New instruction.
1325 (subsi3_insn_set_carry): Likewise.
1326 (negsi2_insn_set_carry): Likewise.
1328 (cmp<mode>_sne): Likewise.
1329 (cbranch<mode>4): Use ordered_comparison_operator.
1330 (cbranch<mode>4_insn): Likewise.
1331 (cbranchsi4_btst_insn): Adjust.
1333 2016-10-11 Tom de Vries <tom@codesourcery.com>
1336 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1339 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1341 * tree.h (build_complex_type): Add second parameter with default.
1342 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1343 recursive call. Create a TYPE_DECL only if NAMED is true.
1344 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1346 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
1348 New avr-passes.def to register AVR specific passes.
1350 * config/avr/avr-passes.def: New file.
1351 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
1352 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
1353 (make_avr_pass_recompute_note): New proto.
1354 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
1355 (avr_pass_recompute_notes): Use anonymous namespace.
1356 (avr_register_passes): Remove function...
1357 (avr_option_override): ...and its call.
1359 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
1361 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
1362 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
1363 PTF_AVOID_BRANCHLIKELY_SPEED for others.
1364 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
1366 * config/mips/mips.c (mips_option_override): Enable the branch
1367 likely depending on the tune flags and optimization level.
1368 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
1369 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
1370 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
1371 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
1373 2016-10-11 Richard Biener <rguenther@suse.de>
1375 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
1376 (output_function): Properly stream the whole block tree.
1377 * lto-streamer-in.c (input_function): Likewise.
1379 2016-10-11 Marek Polacek <polacek@redhat.com>
1381 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
1383 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1385 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
1386 (evrp_dom_walker::before_dom_children): Infer and push new value
1387 ranges for x in y < x.
1389 2016-10-10 Joseph Myers <joseph@codesourcery.com>
1392 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
1393 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
1394 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1395 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1396 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
1397 (IA64_NO_LIBGCC_TFMODE): Likewise.
1399 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1401 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
1404 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
1406 * config.gcc: Add aarch64-*-freebsd* support.
1407 * config.host: Likewise.
1408 * config/aarch64/aarch64-freebsd.h: New file.
1409 * config/aarch64/t-aarch64-freebsd: Ditto.
1411 2016-10-10 Jeff Law <law@redhat.com>
1413 PR tree-optimization/71947
1414 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
1415 B with A within a single statement.
1417 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1419 PR tree-optimization/77824
1420 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
1421 zero cost for copies.
1422 (find_candidates_dom_walker::before_dom_children): Replace
1423 MODIFY_EXPR with SSA_NAME.
1424 (replace_mult_candidate): Likewise.
1425 (replace_profitable_candidates): Likewise.
1427 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1429 * config/s390/s390.h: Wrap more macros args in brackets and fix
1431 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
1433 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
1435 2016-10-10 Andreas Schwab <schwab@suse.de>
1438 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
1439 pseudo is not DImode.
1441 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
1443 * common/config/arc/arc-common.c (arc_option_optimization_table):
1444 Remove compact casesi option.
1445 * config/arc/arc.c (arc_override_options): Use compact casesi
1446 option only for pre-ARCv2 cores.
1447 * doc/invoke.texi (mcompact-casesi): Update text.
1449 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1451 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
1452 Add macro to say we can efficiently handle overlapping unaligned
1454 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
1455 poor code for processors older than p8.
1457 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
1459 * gen-pass-instances.awk: Remove GNUism.
1461 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1463 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
1464 NULL of (*ipcp_transformations)][node->uid].
1466 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
1468 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1469 (MALLOC_ABI_ALIGNMENT): Define.
1471 2016-10-09 Jakub Jelinek <jakub@redhat.com>
1473 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
1474 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
1475 VAR_OR_FUNCTION_DECL_P macros.
1476 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
1477 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
1478 chkp_find_bounds_1): Likewise.
1479 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
1480 * hsa-gen.c (get_symbol_for_decl): Likewise.
1481 * cgraphunit.c (check_global_declaration, analyze_functions,
1482 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
1484 * gimple-fold.c (can_refer_decl_in_current_unit_p,
1485 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
1487 * tree.c (set_decl_section_name, copy_node_stat,
1488 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
1489 merge_dllimport_decl_attributes, handle_dll_attribute,
1490 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
1491 verify_type): Likewise.
1492 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
1493 find_explicit_erroneous_behavior): Likewise.
1494 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
1495 * ipa.c (process_references): Likewise.
1496 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
1497 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
1498 notice_global_symbol, assemble_variable, mark_decl_referenced,
1499 build_constant_desc, output_constant_def_contents, do_assemble_alias,
1500 make_decl_one_only, default_section_type_flags,
1501 categorize_decl_for_section, default_encode_section_info): Likewise.
1502 * trans-mem.c (requires_barrier): Likewise.
1503 * gimple-expr.c (mark_addressable): Likewise.
1504 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
1505 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
1506 expand_debug_expr): Likewise.
1507 * tree-dump.c (dequeue_and_dump): Likewise.
1508 * ubsan.c (instrument_bool_enum_load): Likewise.
1509 * tree-pretty-print.c (print_declaration): Likewise.
1510 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1511 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1512 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1513 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1514 pass_build_ssa::execute): Likewise.
1515 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1516 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1518 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1520 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1521 can_be_nonlocal, remap_decls, copy_debug_stmt,
1522 initialize_inlined_parameters, add_local_variables,
1523 reset_debug_binding, replace_locals_op): Likewise.
1524 * dse.c (can_escape): Likewise.
1525 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1527 * tree-diagnostic.c (default_tree_printer): Likewise.
1528 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1529 unpack_ts_decl_with_vis_value_fields,
1530 lto_input_ts_decl_common_tree_pointers): Likewise.
1531 * builtins.c (builtin_save_expr, fold_builtin_expect,
1532 readonly_data_expr): Likewise.
1533 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1534 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1536 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1537 * gimplify.c (force_constant_size, gimplify_bind_expr,
1538 gimplify_decl_expr, gimplify_var_or_parm_decl,
1539 gimplify_compound_lval, gimplify_init_constructor,
1540 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1541 gimplify_type_sizes): Likewise.
1542 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1543 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1544 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1545 remove_unused_locals): Likewise.
1546 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1547 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1548 * function.c (instantiate_expr, instantiate_decls_1,
1549 setjmp_vars_warning, add_local_decl): Likewise.
1550 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1552 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1553 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1554 optimize_va_list_gpr_fpr_size): Likewise.
1555 * tree-nrv.c (pass_nrv::execute): Likewise.
1556 * tsan.c (instrument_expr): Likewise.
1557 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1558 * vtable-verify.c (verify_bb_vtables): Likewise.
1559 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1560 get_ref_base_and_extent): Likewise.
1561 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1563 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1564 analyze_all_variable_accesses): Likewise.
1565 * tree-nested.c (get_nonlocal_debug_decl,
1566 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1567 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1568 get_local_debug_decl, convert_local_omp_clauses,
1569 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1571 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1572 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1573 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1574 dbxout_symbol, dbxout_common_check): Likewise.
1575 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1576 string_constant): Likewise.
1577 * hsa.c (hsa_get_declaration_name): Likewise.
1578 * passes.c (rest_of_decl_compilation): Likewise.
1579 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1580 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1581 pack_ts_decl_with_vis_value_fields,
1582 write_ts_decl_common_tree_pointers): Likewise.
1583 * stor-layout.c (place_field): Likewise.
1584 * symtab.c (symtab_node::maybe_create_reference,
1585 symtab_node::verify_base, symtab_node::make_decl_local,
1586 symtab_node::copy_visibility_from,
1587 symtab_node::can_increase_alignment_p): Likewise.
1588 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1589 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1590 fortran_common, add_location_or_const_value_attribute,
1591 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1592 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1593 optimize_one_addr_into_implicit_ptr,
1594 optimize_location_into_implicit_ptr): Likewise.
1595 * gimple-low.c (record_vars_into): Likewise.
1596 * ipa-visibility.c (update_vtable_references): Likewise.
1597 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1599 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1600 DFS::DFS_write_tree_body, write_symbol): Likewise.
1601 * langhooks.c (lhd_warn_unused_global_decl,
1602 lhd_set_decl_assembler_name): Likewise.
1603 * attribs.c (decl_attributes): Likewise.
1604 * except.c (output_ttype): Likewise.
1605 * varpool.c (varpool_node::get_create, ctor_for_folding,
1606 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1607 * fold-const.c (fold_unary_loc): Likewise.
1608 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1609 ipa_find_agg_cst_from_init): Likewise.
1610 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1611 expand_omp_target, lower_omp_regimplify_p,
1612 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1613 find_link_var_op): Likewise.
1614 * tree-chrec.c (chrec_contains_symbols): Likewise.
1615 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1616 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1617 execute_fixup_cfg): Likewise.
1619 PR tree-optimization/77901
1620 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1621 if ranges[i].exp is SSA_NAME when looking for >= and only when
1622 ranges[i].exp is NULL or SSA_NAME when looking for the other
1625 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1627 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1628 (ipcp_param_lattices): Remove field alignment.
1629 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1630 (set_all_contains_variable): Remove call to
1631 ipcp_alignment_lattice::set_to_bottom.
1632 (initialize_node_lattices): Likewise.
1633 (propagate_alignment_accross_jump_function): Remove.
1634 (propagate_constants_accross_call): Remove call to
1635 propagate_alignment_accross_jump_function.
1636 (ipcp_store_alignment_results): Remove.
1637 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1638 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1639 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1640 pretty-printing of alignment jump function.
1641 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1642 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1643 alignments and remove computing ipa_alignment jump function.
1644 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1645 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1646 (ipa_read_jump_function): Remove reading of ipa_alignment.
1647 (write_ipcp_transformation_info): Remove streaming for alignment
1648 propagation summary.
1649 (read_ipcp_transformation_info): Remove reading of alignment
1650 propagation summary.
1651 (ipcp_update_alignments): Remove.
1652 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1654 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1655 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1656 * ipa-prop.h (ipa_alignment): Remove.
1657 (ipa_jump_func): Remove field alignment.
1658 (ipcp_transformation_summary): Remove field alignments.
1659 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1660 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1661 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1663 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1665 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1667 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1669 (visium_expand_fp_cstore): Likewise.
1671 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1673 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1674 * diagnostic.c (warning_at_rich_loc_n): New function.
1675 (diagnostic_n_impl_richloc): Likewise.
1676 (diagnostic_n_impl): Move most of the function to
1677 diagnostic_n_impl_richloc and call it.
1679 2016-10-08 Jakub Jelinek <jakub@redhat.com>
1681 * gen-pass-instances.awk: Rewritten.
1682 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
1683 $(PASSES_EXTRA) after passes.def to the script.
1684 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
1685 * config/i386/i386-passes.def: New file.
1686 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
1687 make_pass_stv): Declare.
1688 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
1690 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
1692 (pass_stv::clone, pass_stv::set_pass_param): New methods.
1693 (pass_stv::timode_p): New non-static data member.
1694 (ix86_option_override): Don't register passes here.
1696 * doc/invoke.texi: Document accepting Else, fallthrough.
1698 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
1701 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
1702 FALLTHRU comment styles.
1704 2016-10-07 Andrew Pinski <apinski@cavium.com>
1706 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
1707 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
1708 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
1710 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
1712 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
1714 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
1715 (AARCH64_ARCH): Likewise.
1716 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
1718 (AARCH64_CORE): Likewise.
1719 (AARCH64_ARCH): Likewise.
1720 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
1721 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1722 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
1723 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1724 (AARCH64_ARCH): Likewise.
1725 (AARCH64_CORE): Likewise.
1726 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
1727 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
1728 (AARCH64_CORE): Likewise.
1729 (AARCH64_ARCH): Likewise.
1731 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1733 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
1734 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
1735 floating point type infrastructre, and -mfloat128 that enables the
1736 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
1737 if -mfloat128-type. Define __ibm128 to be long double by default.
1738 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
1739 the IEEE 128-bit floating point type infrastructure should
1740 automatically be enabled.
1741 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
1742 instead of -mfloat128 to enable KFmode.
1743 (rs6000_option_override_internal): Split the option -mfloat128
1744 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
1745 systems, automatically set -mfloat128-type, but don't enable it on
1746 other operating systems. Move setting the long double size and
1747 IEEE quad support before the IEEE 128-bit floating point changes.
1748 (rs6000_init_builtins): Do not create a unique type for __ibm128
1749 if long double is IBM extended double, instead rely on __ibm128
1750 being defined as 'long double'. If -mfloat128-type and not
1751 -mfloat128, create the KFmode type with an undocumented __ieee128
1753 (rs6000_init_libfuncs): Use -mfloat128-type instead of
1754 -mfloat128 for tests about the types, but keep tests for
1755 -mfloat128 to enable the keyword support.
1756 (rs6000_complex_function_value): Likewise.
1757 (rs6000_scalar_mode_supported_p): Likewise.
1758 (rs6000_floatn_mode): Likewise.
1759 (rs6000_c_mode_for_suffix): Likewise.
1760 (rs6000_opt_masks): Add -mfloat128-type.
1761 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
1762 -mfloat128-type being split from -mfloat128. Add
1763 -mfloat128-hardware, which was missing.
1764 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
1765 -mfloat128 and -mfloat128-type:
1766 (-mfloat128-type): Likewise.
1767 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
1768 that 64-bit Linux systems with enable -mfloat128-type by default
1770 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
1771 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
1772 -mfloat128-type instead of -mfloat128.
1773 (FLOAT128_2REG_P): Likewise.
1774 (MASK_FLOAT128_TYPE): Likewise.
1775 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1776 (RS6000_BTM_FLOAT128): Likewise.
1777 (TARGET_FLOAT128): Poison old identifiers.
1778 (OPTION_MASK_FLOAT128): Likewise.
1779 (MASK_FLOAT128): Likewise.
1780 * config/rs6000/rs6000.md (FP): Likewise.
1781 (FLOAT128): Likewise.
1782 (fix_trunc<mode>di2): Likewise.
1783 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
1784 (floatdi<mode>2): Likewise.
1785 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
1786 (neg<mode>2, FLOAT128 iterator): Likewise.
1787 (abs<mode>2, FLOAT128 iterator): Likewise.
1788 (ieee_128bit_negative_zero): Likewise.
1789 (ieee_128bit_vsx_neg<mode>2): Likewise.
1790 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
1791 (ieee_128bit_vsx_abs<mode>2): Likewise.
1792 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
1793 (ieee_128bit_vsx_nabs<mode>2): Likewise.
1794 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
1795 (extendiftf2): Likewise.
1796 (extendifkf2): Likewise.
1797 (extendtfkf2): Likewise.
1798 (trunciftf2): Likewise.
1799 (truncifkf2): Likewise.
1800 (trunckftf2): Likewise.
1801 (trunctfif2): Likewise.
1802 (extendkftf2): Likewise.
1803 (trunctfkf2): Likewise.
1805 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1807 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
1808 before merging in bytes to pass down to real_from_target.
1810 2016-10-07 Richard Biener <rguenther@suse.de>
1812 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
1814 (substitute_and_fold_dom_walker::before_dom_children):
1815 Substitute and fold before pass specific folding to avoid
1816 feeding that with SSA names that will be later released.
1817 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
1818 introduced by folding and visited by evaluate_stmt called during
1820 (likely_value): Likewise.
1821 (evaluate_stmt): Likewise.
1822 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
1823 (simplify_div_or_mod_using_ranges): Likewise.
1824 (simplify_min_or_max_using_ranges): Likewise.
1825 (simplify_abs_using_ranges): Likewise.
1826 (simplify_conversion_using_ranges): Likewise.
1827 (simplify_float_conversion_using_ranges): Likewise.
1828 (simplify_stmt_using_ranges): Likewise.
1830 2016-10-07 Marek Polacek <polacek@redhat.com>
1832 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
1833 FALLTHROUGH_LABEL_P here...
1834 (warn_implicit_fallthrough_r): ...not here.
1836 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
1838 PR tree-optimization/77880
1839 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
1842 2016-10-07 Marek Polacek <polacek@redhat.com>
1845 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
1847 2016-10-07 Richard Biener <rguenther@suse.de>
1849 * bitmap.h: Document constraints on bitmap modification while
1852 2016-10-07 Richard Biener <rguenther@suse.de>
1854 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
1855 * bitmap.h (bmp_iter_set): When advancing to the next element
1856 check that we didn't remove the current one.
1857 (bmp_iter_and): Likewise.
1858 (bmp_iter_and_compl): Likewise.
1859 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
1860 we currently iterate on but keep a one-level queue.
1861 * sched-deps.c (remove_from_deps): Do not clear current bit
1862 but keep a one-level queue.
1864 2016-10-07 Jakub Jelinek <jakub@redhat.com>
1866 PR tree-optimization/77664
1867 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
1868 for the other ranges.
1869 (optimize_range_tests_diff): Fix up formatting.
1870 (optimize_range_tests_var_bound): New function.
1871 (optimize_range_tests): Use it.
1873 2016-10-07 Martin Liska <mliska@suse.cz>
1875 * coverage.c (build_gcov_exit_decl): Fix priority what
1876 should be really 99.
1878 2016-10-07 Richard Biener <rguenther@suse.de>
1880 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
1881 vars in gimple_bind_vars but not in BLOCK_VARS.
1883 2016-10-07 Richard Biener <rguenther@suse.de>
1885 PR tree-optimization/77879
1886 * tree-ssa-structalias.c (handle_const_call): Properly handle
1888 (handle_pure_call): Likewise.
1890 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1892 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
1893 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
1896 2016-10-06 Andrew Pinski <apinski@cavium.com>
1898 * config/aarch64/aarch64-cores.def: Add a comment before each
1901 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1903 PR tree-optimization/77862
1904 * tree-vrp.c (add_equivalence): Use get_value_range so that
1905 num_vr_values is checked before accessing vr_values.
1907 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1909 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1912 2016-10-05 Jeff Law <law@redhat.com>
1914 PR tree-optimization/71661
1915 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
1916 removal of a forwarder exposes a new natural loop.
1918 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1920 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
1921 Introduce ssesuffix variable.
1922 (<mask_codefor><code><mode>3<mask_name>): Ditto.
1923 (*<code><mode>3): Ditto.
1925 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
1927 * postreload.c (reload_cse_simplify): Skip also USE when detecting
1930 2016-10-06 Richard Biener <rguenther@suse.de>
1932 PR tree-optimization/77855
1933 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1934 instead of removing the current item while iterating over the set
1937 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1938 Eric Botcazou <ebotcazou@adacore.com>
1941 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1942 (classify_registers): Don't set it
1943 (function_arg_slotno): Don't initialize and test it. Tidy up.
1945 2016-10-06 Richard Biener <rguenther@suse.de>
1947 PR tree-optimization/77839
1948 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1951 2016-10-06 Martin Liska <mliska@suse.cz>
1953 * gcc.c: Set -fprofile-update=atomic when profiling is
1954 enabled and -pthread is set. Warn when one combines
1955 -pthread and -fprofile-update=single for an app using
1958 2016-10-06 Martin Liska <mliska@suse.cz>
1961 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
1962 * gimple-ssa-strength-reduction.c (slsr_process_cast):
1963 Initialize a pointer to NULL.
1964 (slsr_process_copy): Likewise.
1965 * input.c (location_get_source_line): Likewise.
1966 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1968 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
1970 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1971 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1972 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1973 * config.gcc: Deleted pcommitintrin.h
1974 * config/i386/pcommitintrin.h: Deleted file.
1975 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1976 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1978 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1980 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1981 (PTA_PCOMMIT): Deleted define.
1982 (ix86_option_override_internal): Deleted handle of option.
1983 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1984 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
1985 __builtin_ia32_pcommit): Deleted.
1986 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1987 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1988 (pcommit): Deleted instruction.
1989 * config/i386/i386.opt: Mention -mpcommit deprecation.
1990 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1992 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
1995 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1996 Remove wrong assert.
1997 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1998 Use <round_constraint> as operand 1 constraint.
2000 2016-10-05 Jakub Jelinek <jakub@redhat.com>
2003 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
2004 (ubsan_instrument_float_cast): And not here.
2007 * ubsan.c (ubsan_ids): New GTY(()) array.
2008 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
2009 instead of static local counters.
2011 2016-10-05 Martin Sebor <msebor@redhat.com>
2014 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
2015 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
2016 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
2017 (default_printf_pointer_format): Define function.
2018 * targhooks.c (linux_printf_pointer_format): Define new function.
2019 * targhooks.h (linux_printf_pointer_format): Declare.
2020 (gnu_libc_printf_pointer_format): Remove declaration.
2022 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2024 * fold-const.c (native_encode_real): Fix logic for selecting offset
2025 to write to when BYTES_BIG_ENDIAN.
2027 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
2029 * builtins.c (fold_builtin_strchr): Remove function.
2030 (fold_builtin_strrchr): Likewise.
2031 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
2032 * gimple-fold.c (target_char_cst_p): New function.
2033 (gimple_fold_builtin_strchr) Add more foldings.
2034 (gimple_fold_builtin): Add index, strrchr, rindex cases.
2036 2016-10-05 Richard Biener <rguenther@suse.de>
2039 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
2040 capture ids in c-exprs.
2042 2016-10-05 Richard Biener <rguenther@suse.de>
2045 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
2046 with types_match for GIMPLE code gen to handle type mismatched
2048 (dt_operand::gen): Adjust.
2049 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
2052 2016-10-05 Richard Biener <rguenther@suse.de>
2054 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
2056 2016-10-05 Richard Biener <rguenther@suse.de>
2059 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
2061 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
2063 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
2064 version check to protect only DW_TAG_imported_module generation.
2066 2016-10-05 Richard Biener <rguenther@suse.de>
2069 * match.pd (min(a,-a) -> -abs(a)): New pattern.
2071 2016-10-04 Ian Lance Taylor <iant@golang.org>
2073 * explow.c (allocate_dynamic_stack_space): Call
2074 do_pending_stack_adjust before handling flag_split_stack.
2076 2016-10-04 David Malcolm <dmalcolm@redhat.com>
2078 * genattrtab.c (make_internal_attr): Supply dummy column number to
2081 * genoutput.c (init_insn_for_nothing): Likewise.
2082 * gensupport.c (add_define_attr): Likewise.
2083 * read-md.c (message_at_1): Print column number.
2084 (fatal_with_file_and_line): Likewise.
2085 (rtx_reader::read_char): Track column numbers.
2086 (rtx_reader::unread_char): Likewise.
2087 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
2088 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
2089 (rtx_reader::handle_file): Initialize m_read_md_colno.
2090 (rtx_reader::get_current_location): Supply column number to
2092 * read-md.h (struct file_location): Add field "colno".
2093 (file_location::file_location): Likewise.
2094 (rtx_reader::get_colno): New accessor.
2095 (rtx_reader::m_read_md_colno): New field.
2096 (rtx_reader::m_last_line_colno): New field.
2098 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2100 * doc/extend.texi (Java Exceptions): Remove.
2101 (java_interface): Remove.
2103 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
2105 PR tree-optimization/77808
2106 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
2107 and addr are different before copying points-to information.
2109 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
2111 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
2112 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
2113 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
2114 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
2116 2016-10-04 Richard Biener <rguenther@suse.de>
2118 PR tree-optimization/77399
2119 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
2120 verify the target can convert.
2122 2016-10-04 Richard Biener <rguenther@suse.de>
2125 * explow.c (plus_constant): Verify the mode of the constant
2126 pool offset before calling plus_constant.
2128 2016-10-04 Richard Biener <rguenther@suse.de>
2131 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
2132 type support, mark with :C.
2133 (X / -X -> -1): Mark with :C.
2135 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2137 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
2138 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
2139 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
2140 * doc/tm.texi: Regenerated.
2141 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
2142 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
2143 * config/darwin.h (JCR_SECTION_NAME): Remove.
2144 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
2145 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
2146 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
2147 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
2148 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
2149 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
2151 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2153 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
2154 between "because" and "param" in dump message in call to fprintf.
2156 2016-10-03 Jeff Law <law@redhat.com>
2158 PR tree-optimization/71550
2159 PR tree-optimization/71403
2160 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
2161 (profitable_jump_thread_path): Also return boolean indicating if
2162 the realized path will create an irreducible loop.
2163 Remove loop depth tests from 71403.
2164 (fsm_find_control_statement_thread_paths): Remove loop depth tests
2165 from 71403. If threading will create an irreducible loop, then
2166 throw away loop iteration and related information.
2168 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
2170 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
2171 -Woverloaded-virtual checks for warning options.
2172 * configure: Regenerate.
2174 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2176 PR preprocessor/77699
2177 * input.c (maybe_grow): Don't allocate one byte extra headroom.
2178 (get_next_line): Return false on error.
2179 (read_next_line): Removed, use get_next_line instead.
2180 (read_line_num): Don't copy the line.
2181 (location_get_source_line): Don't use static data.
2182 (selftest::test_reading_source_line): Add more test cases.
2184 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2187 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2189 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2190 (noce_process_if_block): Use it.
2192 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2194 * doc/invoke.texi: Update -Wint-in-bool-context.
2196 2016-10-02 Jakub Jelinek <jakub@redhat.com>
2198 * dwarf2out.c (output_fde, output_call_frame_info,
2199 dwarf2out_do_cfi_startproc, set_indirect_string,
2200 gen_internal_sym, output_die, output_line_info): Use
2201 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
2202 ASM_GENERATE_INTERNAL_LABEL output.
2204 2016-10-01 Richard Biener <rguenther@suse.de>
2207 * genmatch.c (get_operand_type): Add operand position arg
2208 and handle COND_EXPR comparison operand with fixed boolean_type_node.
2209 (expr::gen_transform): Adjust.
2210 (dt_simplify::gen_1): Likewise.
2212 2016-10-01 Jakub Jelinek <jakub@redhat.com>
2214 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
2215 comments. Simplify asserts, remove unnecessary conditions.
2217 (*<code><mode>3): Likewise.
2219 2016-09-30 Jakub Jelinek <jakub@redhat.com>
2221 * doc/invoke.texi (-Wregister): Document.
2223 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
2225 * configure.ac: Split CHECKING_P into CHECKING_P and
2226 ENABLE_EXTRA_CHECKING.
2227 * configure: Regenerated.
2228 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
2229 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
2231 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
2234 * gcc.c (process_command): For @filename handling, output
2235 the correct name if the file does not exist.
2237 2016-09-30 Marek Polacek <polacek@redhat.com>
2239 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
2240 * config/alpha/predicates.md: Likewise.
2242 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2244 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2245 (noce_process_if_block): Use it.
2247 2016-09-30 Martin Liska <mliska@suse.cz>
2249 * doc/invoke.texi: Document asan-use-after-return that
2250 it's disabled by default in runtime.
2252 2016-09-30 Richard Biener <rguenther@suse.de>
2254 * tree-vrp.c (intersect_ranges): If we failed to handle
2255 the intersection choose a constant singleton range if available.
2257 2016-09-30 Richard Biener <rguenther@suse.de>
2259 PR tree-optimization/77399
2260 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2261 float <-> int conversions.
2263 2016-09-30 Alan Modra <amodra@gmail.com>
2265 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
2267 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2269 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
2270 ext_level before calling CPUID with 0x80000008.
2271 Simplify xgetbv checks.
2273 2016-09-29 David Malcolm <dmalcolm@redhat.com>
2275 * Makefile.in (OBJS): Add print-rtl-function.o.
2276 * print-rtl-function.c: New file.
2277 * print-rtl.h (print_rtx_function): New decl.
2279 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2282 * config/i386/cpuid.h (__get_cpuid_count): New.
2283 (__get_cpuid): Rename __level to __leaf.
2285 2016-09-29 Marek Polacek <polacek@redhat.com>
2287 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2289 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
2291 * builtins.c (expand_builtin_memcmp): don't swap args unless
2292 result is only being compared with zero.
2294 2016-09-29 Marek Polacek <polacek@redhat.com>
2296 * dwarf2out.c (loc_descriptor): Add fall through comment.
2297 (add_const_value_attribute): Likewise.
2299 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
2301 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
2302 with "v6t2". Move "arch" attribute above "pool_range".
2303 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
2305 (*thumb2_movhi_vfp): Likewise.
2306 (*arm_movhi_fp16): Likewise.
2307 (*thumb2_movhi_fp16): Likewise.
2308 (*arm_movsi_vfp): Remove "arch" attribute.
2309 (*thumb2_movsi_vfp): Likewise.
2311 2016-09-29 Martin Liska <mliska@suse.cz>
2313 * doc/extend.texi: Remove limitation of Objective C for
2314 __attribute__((constructor)) and __attribute__((destructor)).
2316 2016-09-29 Richard Biener <rguenther@suse.de>
2318 PR tree-optimization/77768
2319 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2320 Handle stores to readonly memory when removing redundant stores.
2322 2016-09-29 Richard Biener <rguenther@suse.de>
2325 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
2326 X / -X -> -1 simplifications.
2328 2016-09-29 Richard Biener <rguenther@suse.de>
2331 * match.pd: Add max(a,-a) -> abs(a) pattern.
2332 * tree-ssa-phiopt.c (minmax_replacement): Disable for
2333 HONOR_SIGNED_ZEROS types.
2335 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
2337 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
2338 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
2340 2016-09-29 Richard Biener <rguenther@suse.de>
2342 * tree-vrp.c (set_defs_to_varying): New helper avoiding
2343 writing to vr_const_varying.
2344 (vrp_initialize): Call it.
2345 (vrp_visit_stmt): Likewise.
2346 (evrp_dom_walker::before_dom_children): Likewise.
2348 2016-09-29 Richard Biener <rguenther@suse.de>
2350 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
2351 constructors with vector elements.
2353 2016-09-29 Richard Biener <rguenther@suse.de>
2355 PR tree-optimization/77768
2356 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
2357 with stores to a place we know has a constant value.
2359 2016-09-29 Alan Modra <amodra@gmail.com>
2361 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
2362 * doc/invoke.texi: Document it.
2363 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
2364 (rs6000_passes_float): Comment.
2365 (rs6000_passes_long_double): New static var.
2366 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
2367 (init_cumulative_args): Set up to emit fp .gnu_attribute for
2368 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
2369 to include fp values returned in vectors.
2370 Set rs6000_passes_long_double.
2371 (rs6000_function_arg_advance_1): Likewise for function args.
2372 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
2373 and SPE. Emit long double tag value too.
2374 (rs6000_opt_vars): Add gnu-attr.
2375 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
2376 * configure: Regenerate.
2377 * config.in: Regenerate.
2379 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2381 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
2383 (format_floating, format_string, format_directive,
2384 get_destination_size, pass_sprintf_length::handle_gimple_call):
2387 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2389 * gimple-ssa-sprintf.c: Fix comment formatting.
2390 (format_integer): Use is_gimple_assign.
2391 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
2392 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
2393 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
2394 (pass_sprintf_length::execute): Use is_gimple_call.
2396 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2398 * gimple-fold.c (gimple_fold_builtin): After failing to fold
2399 strchr, also try the generic folding.
2401 2016-09-28 Martin Sebor <msebor@redhat.com>
2404 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
2407 2016-09-28 Martin Sebor <msebor@redhat.com>
2410 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
2411 length modifier is not expected.
2412 (format_floating): Ignore l length modifier and fail gracefuly
2413 when it isn't one of the other expected ones.
2415 2016-09-28 Martin Sebor <msebor@redhat.com>
2418 * varasm.c (assemble_addr_to_section): Increase local buffer size.
2420 2016-09-27 Richard Biener <rguenther@suse.de>
2422 * dwarf2out.c (cu_die_list): New global.
2423 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
2424 main_comp_unit_die to cu_die_list if we created it.
2425 Move break_out_includes ...
2426 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
2429 2016-09-28 Richard Biener <rguenther@suse.de>
2431 * dwarf2out.c (struct die_struct): Add removed flag.
2432 (lookup_type_die): If the DIE is marked as removed, clear
2433 TYPE_SYMTAB_DIE and return NULL.
2434 (lookup_decl_die): If the DIE is marked as removed, remove it
2435 from the hash and return NULL.
2436 (mark_removed): New helper.
2437 (prune_unused_types_prune): Call it for removed DIEs.
2438 (gen_subprogram_die): Move the premark_used_types call to after
2439 DIEs for the functions scopes are generated.
2440 (process_scope_var): Do not re-create pruned types or type decls.
2441 Make sure to also re-parent type decls.
2442 (dwarf2out_finish): Move unused type pruning and debug_types
2444 (dwarf2out_early_finish): ... here.
2446 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2448 * config/arc/arc-c.c: New file.
2449 * config/arc/arc-c.def: Likewise.
2450 * config/arc/t-arc: Likewise.
2451 * config.gcc: Include arc-c.o as c and cpp object.
2452 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
2453 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
2454 arc_cpu_cpp_builtins.
2456 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2458 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
2459 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2461 2016-09-28 Nathan Sidwell <nathan@acm.org>
2463 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
2466 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2468 PR tree-optimization/61056
2469 * gimple-fold.c (gimple_fold_builtin_strchr):
2470 New function to optimize strchr (s, 0) to strlen.
2471 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
2473 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
2475 PR tree-optimization/77724
2476 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
2477 Add tree_fits_shwi_p check.
2479 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2481 * auto-inc-dec.c (try_merge): Remove break after return.
2482 * cselib.c (autoinc_split): Likewise.
2483 * explow.c (promote_mode): Likewise.
2484 * fixed-value.c (fixed_arithmetic): Likewise.
2485 * hsa.c (hsa_internal_fn::get_arity): Likewise.
2486 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
2487 * trans-mem.c (get_attrs_for): Likewise.
2488 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
2489 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
2490 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
2491 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
2492 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
2493 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
2494 * config/cris/cris.c (cris_op_str): Likewise.
2495 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
2496 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2498 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
2500 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
2501 IFN_GOACC_REDUCTION_CODES): New.
2502 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
2503 ifn_goacc_reduction_kind): Use them.
2504 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
2505 of internal functions, when applicable.
2507 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
2509 * config/mips/constraints.md (d): Fix documentation.
2510 * doc/md.texi (Machine Constraints): Update accordingly.
2512 2016-09-27 Richard Biener <rguenther@suse.de>
2514 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2515 cur_line_info_table initialization ...
2516 (dwarf2out_assembly_start): ... here.
2518 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2520 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2521 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2522 (*thumb2_movhi_vfp): Likewise.
2523 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2524 template. Expand predicable attribute to mark VMOV.F16 as not
2525 predicable. Add "arch" attribute.
2526 (*thumb2_movhi_fp16): Likewise.
2527 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2528 (*thumb2_movsi_vfp): Add "arch" attribute.
2530 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2532 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2535 2016-09-27 Marek Polacek <polacek@redhat.com>
2537 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2540 * config/c6x/c6x.h: Adjust fall through comment.
2541 * config/sh/sh.c (final_prescan_insn): Likewise.
2542 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2543 (visium_expand_fp_cstore): Likewise.
2545 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2547 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2548 expected by -Wimplicit-fallthrough.
2549 (thumb1_size_rtx_costs): Likewise.
2550 (thumb2_reorg): Likewise.
2551 (tls_mentioned_p): Add "Fall through" comment.
2552 (thumb2_reorg): Likewise.
2553 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2554 comment form expected by -Wimplicit-fallthrough.
2556 2016-09-27 Martin Liska <mliska@suse.cz>
2558 PR gcov-profile/46266
2559 * input.h (RESERVED_LOCATION_P): New macro.
2560 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2561 instread of comparison with UNKNOWN_LOCATION.
2563 2016-09-27 Richard Biener <rguenther@suse.de>
2565 PR tree-optimization/77745
2566 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2567 When removing redundant stores make sure to check compatibility
2568 of the TBAA state for downstream accesses.
2569 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2570 value-numbering virtual operands for store matches.
2572 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2575 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2576 movrt patterns. Match them before anything else in the SET case.
2578 2016-09-27 Martin Liska <mliska@suse.cz>
2580 PR gcov-profile/7970
2581 PR gcov-profile/16855
2582 PR gcov-profile/44779
2583 * coverage.c (build_gcov_exit_decl): New function.
2584 (coverage_obj_init): Call the function and generate __gcov_exit
2586 * doc/gcov.texi: Document when __gcov_exit function is called.
2588 2016-09-27 Marek Polacek <polacek@redhat.com>
2591 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2592 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2593 -Wno-error instead of -Wno-implicit-fallthrough.
2595 2016-09-27 Martin Liska <mliska@suse.cz>
2598 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2600 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2602 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2603 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2604 comments. Remove break after return.
2605 (ix86_fp_compare_code_to_integer, has_dispatch,
2606 ix86_simd_clone_usable): Remove break after return.
2608 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2610 PR rlt-optimization/77714
2611 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2614 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2617 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2618 extract_range_from_unary_expr to convert value_range.
2619 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2620 (extract_range_from_unary_expr): This.
2621 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2623 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2625 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2627 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2629 * config/i386/i386.c (ix86_print_operand)
2630 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2631 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2632 (epilogue_renumber): Likewise.
2634 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2637 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2638 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2640 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2642 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2643 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2644 is_mm_seq_cst, is_mm_sync): Move to ...
2645 * memmodel.h: This. New file.
2646 * builtins.c: Include memmodel.h.
2647 * optabs.c: Likewise.
2649 * config/aarch64/aarch64.c: Likewise.
2650 * config/alpha/alpha.c: Likewise.
2651 * config/arm/arm.c: Likewise.
2652 * config/i386/i386.c: Likewise.
2653 * config/ia64/ia64.c: Likewise.
2654 * config/mips/mips.c: Likewise.
2655 * config/rs6000/rs6000.c: Likewise.
2656 * config/sparc/sparc.c: Likewise.
2657 * genconditions.c: Include memmodel.h in generated file.
2658 * genemit.c: Likewise.
2659 * genoutput.c: Likewise.
2660 * genpeep.c: Likewise.
2661 * genpreds.c: Likewise.
2662 * genrecog.c: Likewise.
2664 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2666 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2667 "c" instead when parsing characters. Move operand parsing into...
2668 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2669 and tightening the scope of various locals.
2671 2016-09-26 Liu Hao <lh_mouse@126.com>
2673 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2675 2016-09-26 Marek Polacek <polacek@redhat.com>
2677 * system.h: Use __has_attribute to check whether the fallthrough
2678 attribute is supported.
2680 2016-09-26 Marek Polacek <polacek@redhat.com>
2682 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
2683 gimple_call_internal_p.
2684 * ipa-split.c (find_return_bb): Likewise.
2685 (execute_split_functions): Likewise.
2686 * omp-low.c (dump_oacc_loop_part): Likewise.
2687 (oacc_loop_xform_head_tail): Likewise.
2688 * predict.c (predict_loops): Likewise.
2689 * sanopt.c (pass_sanopt::execute): Likewise.
2690 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
2691 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
2692 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
2693 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
2694 (expand_ifn_va_arg): Likewise.
2695 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2696 (optimize_mask_stores): Likewise.
2697 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
2698 (vect_transform_stmt): Likewise.
2699 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
2700 * tsan.c (instrument_memory_accesses): Likewise.
2702 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2703 Alexander Monakov <amonakov@ispras.ru>
2705 * regrename.c (rename_chains): Check
2706 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
2707 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
2708 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
2710 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2712 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
2713 (s390_sched_score): Likewise.
2715 2016-09-26 Martin Liska <mliska@suse.cz>
2717 * doc/gcov.texi: Update program output of gcov tool.
2719 2016-09-26 Martin Liska <mliska@suse.cz>
2721 PR gcov-profile/23332
2722 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
2723 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
2724 * value-prof.c (dump_histogram_value): Do not handle
2725 HIST_TYPE_CONST_DELTA.
2726 (stream_in_histogram_value): Likewise.
2727 (gimple_find_values_to_profile): Likewise.
2728 * value-prof.h (enum hist_type): Likewise.
2730 2016-09-26 Martin Liska <mliska@suse.cz>
2732 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
2733 from default sanitize recover values.
2734 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
2735 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
2736 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
2738 * opts.c (finish_options): Do a generic loop over options
2739 that can be recovered.
2740 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
2742 (common_handle_option): Likewise.
2743 * opts.h: Declare can_recover to sanitizer_opts_s.
2745 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
2747 * target.def(elf_flags_numeric): Change documentation to present tense.
2748 * doc/tm.texi: Regenerate.
2750 2016-09-26 Marek Polacek <polacek@redhat.com>
2753 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2754 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
2755 -Wno-switch-fallthrough.
2756 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
2757 (expand_builtin): Likewise.
2758 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
2759 * convert.c (convert_to_real_1): Likewise.
2760 (convert_to_integer_1): Likewise.
2761 * final.c (output_alternate_entry_point): Likewise.
2762 * genattrtab.c (make_canonical): Likewise.
2763 (write_test_expr): Likewise.
2764 * genpreds.c (validate_exp): Likewise.
2765 * gimple-ssa-strength-reduction.c
2766 (find_candidates_dom_walker::before_dom_children): Likewise.
2767 * godump.c (go_format_type): Likewise.
2768 * reload1.c (elimination_effects): Likewise.
2769 * resource.c (mark_referenced_resources): Likewise.
2770 (mark_set_resources): Likewise.
2771 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
2772 * varasm.c (output_addressed_constants): Likewise.
2774 2016-09-26 Marek Polacek <polacek@redhat.com>
2777 * common.opt (Wimplicit-fallthrough): New option.
2778 * doc/extend.texi: Document statement attributes and the fallthrough
2780 * doc/invoke.texi: Document -Wimplicit-fallthrough.
2781 * gimple.h (gimple_call_internal_p): New function.
2782 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
2783 (struct label_entry): New struct.
2784 (find_label_entry): New function.
2785 (case_label_p): New function.
2786 (collect_fallthrough_labels): New function.
2787 (last_stmt_in_scope): New function.
2788 (should_warn_for_implicit_fallthrough): New function.
2789 (warn_implicit_fallthrough_r): New function.
2790 (maybe_warn_implicit_fallthrough): New function.
2791 (expand_FALLTHROUGH_r): New function.
2792 (expand_FALLTHROUGH): New function.
2793 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
2794 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
2795 (gimplify_label_expr): New function.
2796 (gimplify_case_label_expr): Set location.
2797 (gimplify_expr): Call gimplify_label_expr.
2798 * internal-fn.c (expand_FALLTHROUGH): New function.
2799 * internal-fn.def (FALLTHROUGH): New internal function.
2800 * langhooks.c (lang_GNU_OBJC): New function.
2801 * langhooks.h (lang_GNU_OBJC): Declare.
2802 * system.h (gcc_fallthrough): Define.
2803 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
2804 * tree.h (FALLTHROUGH_LABEL_P): Define.
2806 2016-09-26 Richard Biener <rguenther@suse.de>
2808 * dwarf2out.c (stripattributes): Remove unused function.
2809 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
2810 Push dwarf_split_debug_info handling into init_sections_and_labels.
2811 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
2812 (DEBUG_MACRO_SECTION_FLAGS): Remove.
2813 (debug_macinfo_section_name): New global.
2814 (output_macinfo): Use debug_macinfo_section_name.
2815 (init_sections_and_labels): Split out section and label generation
2816 from dwarf2out_init. Set debug_macinfo_section_name.
2817 (dwarf2out_init): Move text section label generation and emission
2819 (dwarf2out_assembly_start): ... here.
2820 (dwarf2out_finish): Call init_sections_and_labels before DWARF
2823 2016-09-26 Richard Biener <rguenther@suse.de>
2826 * cgraphunit.c (analyze_functions): Before early removing
2827 global vars calls the late_global_decl debug handler mark
2828 the variable as readonly.
2830 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
2833 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
2834 (sh_rtx_costs): Handle SET of movt and movrt patterns.
2835 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
2836 declare new overloads.
2837 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
2840 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2842 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
2843 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
2845 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
2847 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
2848 * configure: Regenerate.
2850 2016-09-24 Marek Polacek <polacek@redhat.com>
2853 * doc/invoke.texi: Document -Wbool-operation.
2855 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2857 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
2858 * config/rs6000/rs6000.c (expand_block_compare): New function used by
2859 cmpmemsi pattern to do builtin expansion of memcmp ().
2860 (compute_current_alignment): Add helper function for
2861 expand_block_compare used to compute alignment as the compare proceeds.
2862 (select_block_compare_mode): Used by expand_block_compare to select
2863 the mode used for reading the next chunk of bytes in the compare.
2864 (do_load_for_compare): Used by expand_block_compare to emit the load
2865 insns for the compare.
2866 (rs6000_emit_dot_insn): Moved this function to avoid a forward
2867 reference from expand_block_compare ().
2868 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
2869 prototype for this function.
2870 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
2871 target option for controlling how much code inline expansion of
2872 memcmp() will be allowed to generate.
2874 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2876 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
2877 hook_bool_mode_false, hook_bool_mode_true,
2878 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2879 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2880 hook_bool_const_rtx_insn_const_rtx_insn_true,
2881 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
2882 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
2883 hook_bool_const_tree_hwi_hwi_const_tree_false,
2884 hook_bool_const_tree_hwi_hwi_const_tree_true,
2885 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
2886 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2887 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
2888 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
2889 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
2890 hook_bool_const_tree_true, hook_bool_tree_tree_false,
2891 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
2892 hook_bool_rtx_insn_true, hook_bool_rtx_false,
2893 hook_bool_uintp_uintp_false,
2894 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
2895 hook_rtx_tree_int_null, hook_uint_mode_0,
2896 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
2897 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
2898 hook_constcharptr_const_rtx_insn_null,
2899 hook_constcharptr_const_tree_const_tree_null,
2900 hook_constcharptr_int_const_tree_null,
2901 hook_constcharptr_int_const_tree_const_tree_null,
2902 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
2903 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
2904 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
2906 * vec.h (vNULL): Extend comment to say = vNULL initialization
2907 isn't needed for static vars.
2909 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
2910 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
2911 = vNULL initialization of file scope vec.
2912 * passes.c (pass_tab, enabled_pass_uid_range_tab,
2913 disabled_pass_uid_range_tab): Likewise.
2914 * haifa-sched.c (sched_luids, h_i_d): Likewise.
2915 * tree-chkp-opt.c (check_infos): Likewise.
2916 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
2918 * vec.h (vnull::operator vec): Add constexpr keyword for
2921 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
2923 PR tree-optimization/77654
2924 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
2925 to duplicate_ssa_name_ptr_info.
2927 2016-09-23 David Malcolm <dmalcolm@redhat.com>
2929 PR preprocessor/77672
2930 * input.c (selftest::test_lexer_string_locations_simple): Update
2931 test to expect location information of the terminator character
2932 at the location of the final closing quote.
2933 (selftest::test_lexer_string_locations_hex): Likewise.
2934 (selftest::test_lexer_string_locations_oct): Likewise.
2935 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
2936 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
2937 (selftest::test_lexer_string_locations_ucn4): Likewise.
2938 (selftest::test_lexer_string_locations_ucn8): Likewise.
2939 (selftest::test_lexer_string_locations_u8): Likewise.
2940 (selftest::test_lexer_string_locations_utf8_source): Likewise.
2941 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
2942 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
2943 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
2944 (selftest::test_lexer_string_locations_macro): Likewise.
2945 (selftest::test_lexer_string_locations_long_line): Likewise.
2947 2016-09-23 Richard Biener <rguenther@suse.de>
2949 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
2950 virtual definition to virtual use if the call devirtualizes
2951 to a const or pure function.
2952 (visit_use): Also visit calls we can devirtualize to a
2953 const or pure function.
2955 2016-09-23 Richard Biener <rguenther@suse.de>
2957 PR tree-optimization/77697
2958 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
2959 signal error if we have sth ternary or unhandled.
2961 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2963 * config/arm/arm_neon.h (vabd_f16): New.
2997 (vcvt_f16_s16): New.
2998 (vcvt_f16_u16): New.
2999 (vcvt_s16_f16): New.
3000 (vcvt_u16_f16): New.
3001 (vcvtq_f16_s16): New.
3002 (vcvtq_f16_u16): New.
3003 (vcvtq_s16_f16): New.
3004 (vcvtq_u16_f16): New.
3005 (vcvta_s16_f16): New.
3006 (vcvta_u16_f16): New.
3007 (vcvtaq_s16_f16): New.
3008 (vcvtaq_u16_f16): New.
3009 (vcvtm_s16_f16): New.
3010 (vcvtm_u16_f16): New.
3011 (vcvtmq_s16_f16): New.
3012 (vcvtmq_u16_f16): New.
3013 (vcvtn_s16_f16): New.
3014 (vcvtn_u16_f16): New.
3015 (vcvtnq_s16_f16): New.
3016 (vcvtnq_u16_f16): New.
3017 (vcvtp_s16_f16): New.
3018 (vcvtp_u16_f16): New.
3019 (vcvtpq_s16_f16): New.
3020 (vcvtpq_u16_f16): New.
3021 (vcvt_n_f16_s16): New.
3022 (vcvt_n_f16_u16): New.
3023 (vcvtq_n_f16_s16): New.
3024 (vcvtq_n_f16_u16): New.
3025 (vcvt_n_s16_f16): New.
3026 (vcvt_n_u16_f16): New.
3027 (vcvtq_n_s16_f16): New.
3028 (vcvtq_n_u16_f16): New.
3042 (vmul_lane_f16): New.
3045 (vmulq_lane_f16): New.
3067 (vrsqrteq_f16): New.
3071 (vrsqrtsq_f16): New.
3075 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3077 * config.gcc (extra_headers): Add arm_fp16.h
3078 * config/arm/arm_fp16.h: New.
3079 * config/arm/arm_neon.h: Include "arm_fp16.h".
3081 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3083 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
3085 (vmulf): New (v8hf, v4hf variants).
3086 (vfma): New (v8hf, v4hf variants).
3087 (vfms): New (v8hf, v4hf variants).
3088 (vsub): New (v8hf, v4hf variants).
3089 (vcage): New (v8hf, v4hf variants).
3090 (vcagt): New (v8hf, v4hf variants).
3091 (vcale): New (v8hf, v4hf variants).
3092 (vcalt): New (v8hf, v4hf variants).
3093 (vceq): New (v8hf, v4hf variants).
3094 (vcgt): New (v8hf, v4hf variants).
3095 (vcge): New (v8hf, v4hf variants).
3096 (vcle): New (v8hf, v4hf variants).
3097 (vclt): New (v8hf, v4hf variants).
3098 (vceqz): New (v8hf, v4hf variants).
3099 (vcgez): New (v8hf, v4hf variants).
3100 (vcgtz): New (v8hf, v4hf variants).
3101 (vcltz): New (v8hf, v4hf variants).
3102 (vclez): New (v8hf, v4hf variants).
3103 (vabd): New (v8hf, v4hf variants).
3104 (vmaxf): New (v8hf, v4hf variants).
3105 (vmaxnm): New (v8hf, v4hf variants).
3106 (vminf): New (v8hf, v4hf variants).
3107 (vminnm): New (v8hf, v4hf variants).
3108 (vpmaxf): New (v4hf variant).
3109 (vpminf): New (v4hf variant).
3110 (vpadd): New (v4hf variant).
3111 (vrecps): New (v8hf, v4hf variants).
3112 (vrsqrts): New (v8hf, v4hf variants).
3113 (vabs): New (v8hf, v4hf variants).
3114 (vneg): New (v8hf, v4hf variants).
3115 (vrecpe): New (v8hf, v4hf variants).
3116 (vrnd): New (v8hf, v4hf variants).
3117 (vrnda): New (v8hf, v4hf variants).
3118 (vrndm): New (v8hf, v4hf variants).
3119 (vrndn): New (v8hf, v4hf variants).
3120 (vrndp): New (v8hf, v4hf variants).
3121 (vrndx): New (v8hf, v4hf variants).
3122 (vrsqrte): New (v8hf, v4hf variants).
3123 (vmul_lane): Add v4hf and v8hf variants.
3124 (vmul_n): Add v4hf and v8hf variants.
3125 (vext): New (v8hf, v4hf variants).
3126 (vcvts): New (v8hi, v4hi variants).
3127 (vcvts): New (v8hf, v4hf variants).
3128 (vcvtu): New (v8hi, v4hi variants).
3129 (vcvtu): New (v8hf, v4hf variants).
3130 (vcvts_n): New (v8hf, v4hf variants).
3131 (vcvtu_n): New (v8hi, v4hi variants).
3132 (vcvts_n): New (v8hi, v4hi variants).
3133 (vcvtu_n): New (v8hf, v4hf variants).
3134 (vbsl): New (v8hf, v4hf variants).
3135 (vcvtas): New (v8hf, v4hf variants).
3136 (vcvtau): New (v8hf, v4hf variants).
3137 (vcvtms): New (v8hf, v4hf variants).
3138 (vcvtmu): New (v8hf, v4hf variants).
3139 (vcvtns): New (v8hf, v4hf variants).
3140 (vcvtnu): New (v8hf, v4hf variants).
3141 (vcvtps): New (v8hf, v4hf variants).
3142 (vcvtpu): New (v8hf, v4hf variants).
3144 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3146 * config/arm/arm-builtins.c (hf_UP): New.
3148 (vfp_builtin_data): New. Update comment.
3149 (enum arm_builtins): Include "arm_vfp_builtins.def".
3150 (ARM_BUILTIN_VFP_PATTERN_START): New.
3151 (arm_init_vfp_builtins): New.
3152 (arm_init_builtins): Add arm_init_vfp_builtins.
3153 (arm_expand_vfp_builtin): New.
3154 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
3156 * config/arm/arm_vfp_builtins.def: New file.
3157 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
3158 (arm-builtins.o): Likewise.
3160 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
3163 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
3164 from constant while creating value range.
3166 2016-09-23 Renlin Li <renlin.li@arm.com>
3168 * ira.c (ira): Move ira_use_lra_p initialization code to ...
3169 (ira_init_once): Here.
3171 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
3172 Jakub Jelinek <jakub@redhat.com>
3174 * hooks.h (hook_uint_uintp_false): Rename to...
3175 (hook_bool_uint_uintp_false): ... this.
3176 * hooks.c (hook_uint_uintp_false): Rename to...
3177 (hook_bool_uint_uintp_false): ... this.
3178 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
3179 instead of hook_uint_uintp_false.
3181 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3183 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
3184 (arm_init_builtins): Move body of a loop to the standalone
3185 function arm_init_neon_builtin.
3186 (arm_expand_neon_builtin_1): New. Update comment. Function body
3187 moved from arm_neon_builtin with some white-space fixes.
3188 (arm_expand_neon_builtin): Move code into the standalone function
3189 arm_expand_neon_builtin_1.
3191 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3193 * config/arm/iterators.md (VCVTHI): New.
3194 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
3198 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
3199 (V_HALF): Add V4HF. Fix white-space.
3200 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
3201 (V_s_elem): Likewise.
3202 (V_sz_elem): Fix white-space.
3203 (V_elem_ch): Likewise.
3205 (scalar_mul_constraint): Add V8HF and V4HF.
3206 (Is_float_mode): Fix white-space.
3207 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
3208 (q): Add HF. Fix white-space.
3211 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
3212 (neon_vfm_lane_as): New.
3213 * config/arm/neon.md (add<mode>3_fp16): New.
3214 (sub<mode>3_fp16): New.
3215 (mul<mode>3add<mode>_neon): New.
3216 (fma<VH:mode>4_intrinsic): New.
3217 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
3218 (fmsub<VH:mode>4_intrinsic): New.
3219 (<absneg_str><mode>2): New.
3220 (neon_v<absneg_str><mode>): New.
3221 (neon_v<fp16_rnd_str><mode>): New.
3222 (neon_vrsqrte<mode>): New.
3223 (neon_vpaddv4hf): New.
3224 (neon_vadd<mode>): New.
3225 (neon_vsub<mode>): New.
3226 (neon_vmulf<mode>): New.
3227 (neon_vfma<VH:mode>): New.
3228 (neon_vfms<VH:mode>): New.
3229 (neon_vc<cmp_op><mode>): New.
3230 (neon_vc<cmp_op><mode>_fp16insn): New
3231 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
3232 (neon_vca<cmp_op><mode>): New.
3233 (neon_vca<cmp_op><mode>_fp16insn): New.
3234 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
3235 (neon_vc<cmp_op>z<mode>): New.
3236 (neon_vabd<mode>): New.
3237 (neon_v<maxmin>f<mode>): New.
3238 (neon_vp<maxmin>fv4hf: New.
3239 (neon_<fmaxmin_op><mode>): New.
3240 (neon_vrecps<mode>): New.
3241 (neon_vrsqrts<mode>): New.
3242 (neon_vrecpe<mode>): New (VH variant).
3243 (neon_vdup_lane<mode>_internal): New.
3244 (neon_vdup_lane<mode>): New.
3245 (neon_vcvt<sup><mode>): New (VCVTHI variant).
3246 (neon_vcvt<sup><mode>): New (VH variant).
3247 (neon_vcvt<sup>_n<mode>): New (VH variant).
3248 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
3249 (neon_vcvt<vcvth_op><sup><mode>): New.
3250 (neon_vmul_lane<mode>): New.
3251 (neon_vmul_n<mode>): New.
3252 * config/arm/unspecs.md (UNSPEC_VCALE): New
3253 (UNSPEC_VCALT): New.
3254 (UNSPEC_VFMA_LANE): New.
3255 (UNSPECS_VFMS_LANE): New.
3257 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3259 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
3260 ("*extzv<mode><clobbercc_or_nocc>"):
3261 Correct a typo in a comment.
3263 ("*insv<mode>_zEC12", "*insv<mode>_z10")
3264 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
3265 ("*insv<mode>_zEC12_appendbitsleft")
3266 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
3267 ("*insv<mode>_z10_appendbitsleft"): Ditto.
3268 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
3269 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
3270 Provide pattern with operands switched.
3271 ("*pre_z10_extv<mode>"):
3272 Use new subst patterns.
3273 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
3274 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
3275 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
3276 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
3277 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
3278 ("*<risbg_n>_sidi_ior_and_lshiftrt")
3279 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
3281 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
3282 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3283 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
3285 ("SINT"): New mode_iterator with SI, HI, QI.
3286 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
3287 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
3290 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3292 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
3293 new interface of s390_contiguous_bitmask_p.
3294 ("contiguous_bitmask_nowrap_operand"): New predicate.
3295 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
3296 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
3297 of s390_contiguous_bitmask_p.
3298 ("NxxDw"): Rename NxxDq constraint to NxxDw.
3299 ("NxxSw"): New constraint.
3300 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
3301 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
3303 (s390_contiguous_bitmask_nowrap_p): Export.
3304 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
3305 former s390_contiguous_bitmask_p.
3306 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
3307 detect contiguous bit ranges with wraparound. Change signature to
3308 return START and END position instead of POS and LENGTH.
3309 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
3310 ranges with wraparound.
3311 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
3312 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
3313 Adapt to new signature of s390_contiguous_bitmask_p.
3315 2016-09-23 Bin Cheng <bin.cheng@arm.com>
3317 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
3318 (create_intersect_range_checks): New.
3319 (vect_create_cond_for_alias_checks): Call above function.
3321 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3323 * config/arm/iterators.md (Code iterators): Fix some white-space
3327 (FCVT): Moved from vfp.md.
3328 (VCVT_HF_US_N): New.
3329 (VCVT_SI_US_N): New.
3334 (FCVTI32typename): Moved from vfp.md.
3335 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
3336 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
3337 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
3338 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
3339 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
3341 (fp16_rnd_str): New.
3342 (fp16_rnd_insn): New.
3343 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
3344 (UNSPEC_VCVT_HF_U_N): New.
3345 (UNSPEC_VCVT_SI_S_N): New.
3346 (UNSPEC_VCVT_SI_U_N): New.
3347 (UNSPEC_VCVTH_S): New.
3348 (UNSPEC_VCVTH_U): New.
3349 (UNSPEC_VCVTA_S): New.
3350 (UNSPEC_VCVTA_U): New.
3351 (UNSPEC_VCVTM_S): New.
3352 (UNSPEC_VCVTM_U): New.
3353 (UNSPEC_VCVTN_S): New.
3354 (UNSPEC_VCVTN_U): New.
3355 (UNSPEC_VCVTP_S): New.
3356 (UNSPEC_VCVTP_U): New.
3357 (UNSPEC_VCVTP_S): New.
3358 (UNSPEC_VCVTP_U): New.
3360 (UNSPEC_VRNDA): New.
3361 (UNSPEC_VRNDI): New.
3362 (UNSPEC_VRNDM): New.
3363 (UNSPEC_VRNDN): New.
3364 (UNSPEC_VRNDP): New.
3365 (UNSPEC_VRNDX): New.
3366 * config/arm/vfp.md (<absneg_str>hf2): New.
3368 (neon_v<fp16_rnd_str>hf): New.
3369 (neon_vrndihf): New.
3374 (*mulsf3neghf_vfp): New.
3375 (*negmulhf3_vfp): New.
3376 (*mulsf3addhf_vfp): New.
3377 (*mulhf3subhf_vfp): New.
3378 (*mulhf3neghfaddhf_vfp): New.
3379 (*mulhf3neghfsubhf_vfp): New.
3382 (fmsubhf4_fp16): New.
3386 (neon_vsqrthf): New.
3387 (neon_vrsqrtshf): New.
3388 (FCVT): Move to iterators.md.
3389 (FCVTI32typename): Likewise.
3390 (neon_vcvth<sup>hf): New.
3391 (neon_vcvth<sup>si): New.
3392 (neon_vcvth<sup>_nhf_unspec): New.
3393 (neon_vcvth<sup>_nhf): New.
3394 (neon_vcvth<sup>_nsi_unspec): New.
3395 (neon_vcvth<sup>_nsi): New.
3396 (neon_vcvt<vcvth_op>h<sup>si): New.
3397 (neon_<fmaxmin_op>hf): New.
3399 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3401 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
3402 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
3403 ("*insv<mode>_zEC12_appendbitsleft")
3404 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
3405 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
3407 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3409 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
3410 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
3411 construct values without normalization.
3412 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
3413 static local lhs_ops to vNULL.
3415 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3416 Jiong Wang <jiong.wang@arm.com>
3418 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
3419 available when FP16 instructions are available.
3420 (output_move_vfp): Add support for 16-bit data moves.
3421 (arm_validize_comparison): Fix some white-space. Support HFmode
3422 by conversion to SFmode.
3423 * config/arm/arm.md (truncdfhf2): Fix a comment.
3424 (extendhfdf2): Likewise.
3426 (movsicc): Fix some white-space.
3428 (movsfcc): Fix some white-space.
3430 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
3431 instructions are available.
3432 (*thumb2_movhi_vfp): Likewise.
3433 (*arm_movhi_fp16): New.
3434 (*thumb2_movhi_fp16): New.
3435 (*movhf_vfp_fp16): New.
3436 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
3437 (*movhf_vfp): Likewise.
3438 (extendhfsf2): Enable when VFP FP16 instructions are available.
3439 (truncsfhf2): Enable when VFP FP16 instructions are available.
3441 2016-09-23 Martin Liska <mliska@suse.cz>
3443 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
3445 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3447 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
3449 (arm_evpc_neon_vtrn): Likewise.
3450 (arm_evpc_neon_vrev): Likewise.
3451 (arm_evpc_neon_vext): Likewise.
3452 * config/arm/arm_neon.h (vbsl_f16): New.
3456 (vdup_lane_f16): New.
3457 (vdupq_lane_f16): New.
3470 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
3471 (vdup_lane): New (v8hf, v4hf variants).
3472 (vext): New (v8hf, v4hf variants).
3473 (vbsl): New (v8hf, v4hf variants).
3474 * config/arm/iterators.md (VDQWH): New.
3476 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
3477 (Scalar_mul_8_16): Fix white-space.
3478 (Is_d_reg): Add V4HF and V8HF.
3479 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
3480 (neon_vdup_lane<mode>): New.
3481 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
3482 (*neon_vtrn<mode>_insn): Likewise.
3483 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
3484 (*neon_vzip<mode>_insn): Likewise
3485 (neon_vuzp<mode>_internal): Likewise.
3486 (*neon_vuzp<mode>_insn): Likewise
3487 * config/arm/vec-common.md (vec_perm_const<mode>): New.
3489 2016-09-23 Jiong Wang <jiong.wang@arm.com>
3490 Matthew Wahab <matthew.wahab@arm.com>
3492 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
3493 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
3494 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
3495 available. Also fix some white-space.
3496 * config/arm/vfp.md (*arm_movhi_vfp): New.
3497 (*thumb2_movhi_vfp): New.
3499 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3501 * config/arm/arm-c.c (arm_cpu_builtins): Define
3502 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
3503 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
3505 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3507 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
3508 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
3509 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3510 arm_v8_2a_fp16_neon_hw.
3511 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3514 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3516 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3517 arm_fp16_alternative_ok and arm_fp16_none_ok.
3519 2016-09-23 Martin Liska <mliska@suse.cz>
3521 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3523 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3525 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3527 ("armv8.2-a+fp16"): New.
3528 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3529 (FL2_FP16INST): New.
3530 (FL2_FOR_ARCH8_2A): New.
3531 * config/arm/arm-tables.opt: Regenerate.
3532 * config/arm/arm.c (arm_arch8_2): New.
3533 (arm_fp16_inst): New.
3534 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3535 for incompatible fp16-format settings.
3536 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3537 (TARGET_NEON_FP16INST): New.
3538 (arm_arch8_2): Declare.
3539 (arm_fp16_inst): Declare.
3540 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3541 march=armv8.2-a and march=armv8.2-a+fp16.
3542 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3544 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3545 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3547 2016-09-23 Martin Liska <mliska@suse.cz>
3549 * doc/extend.texi: Remove fused-madd from i386 target options.
3551 2016-09-23 Martin Liska <mliska@suse.cz>
3553 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3556 2016-09-23 Martin Liska <mliska@suse.cz>
3558 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3561 2016-09-23 Martin Liska <mliska@suse.cz>
3564 * config/i386/i386.c (ix86_option_override_internal): Change
3565 signature and return false when there's an error related to
3567 (release_options_strings): New function.
3568 (ix86_valid_target_attribute_tree): Call the function.
3570 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3572 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3573 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3574 (gen_hsa_ctor_assignment): Likewise.
3575 * print-tree.c (print_node): Likewise.
3576 * tree-dump.c (dequeue_and_dump): Likewise.
3577 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3578 * expr.c (store_constructor): Likewise.
3579 * fold-const.c (operand_equal_p): Likewise.
3580 * tree-pretty-print.c (dump_generic_node): Likewise.
3581 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3582 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3584 2016-09-23 Richard Biener <rguenther@suse.de>
3586 * hooks.h (hook_uint_uintp_false): Declare.
3588 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3590 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3591 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3593 2016-09-22 Martin Sebor <msebor@redhat.com>
3596 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3597 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3598 (target_int_min): Correct computation.
3599 (format_integer): Use long long as the argument for the ll length
3601 (format_floating): Use target_int_max().
3602 (get_string_length): Same.
3603 (format_string): Avoid setting the bounded flag for strings
3605 (try_substitute_return_value): Avoid setting range info when
3606 the result isn't bounded.
3607 * varasm.c (assemble_name): Increase buffer size.
3609 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3610 Terry Guo <terry.guo@arm.com>
3612 * target.def (elf_flags_numeric): New target hook.
3613 * targhooks.h (default_asm_elf_flags_numeric): New.
3614 * varasm.c (default_asm_elf_flags_numeric): New.
3615 (default_elf_asm_named_section): Use new target hook.
3616 * config/arm/arm.opt (mpure-code): New.
3617 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3618 * config/arm/arm.c (arm_asm_init_sections): Add section
3619 attribute to default text section if -mpure-code.
3620 (arm_option_check_internal): Diagnose use of option with
3621 non supported targets and/or options.
3622 (arm_asm_elf_flags_numeric): New.
3623 (arm_function_section): New.
3624 (arm_elf_section_type_flags): New.
3625 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3627 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3628 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3630 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3632 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3634 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3636 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3637 * rtl.h: Adjust prototype.
3639 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3641 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3642 (prev_active_insn): Likewise.
3643 (active_insn_p): Likewise.
3644 * rtl.h: Adjust prototypes.
3645 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3646 * config/arc/arc.md: Likewise.
3647 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3648 (branch_needs_nop_p): Likewise.
3649 (use_skip_p): Likewise.
3650 * config/sh/sh.c (gen_block_redirect): Likewise.
3651 (split_branches): Likewise.
3652 * reorg.c (optimize_skip): Likewise.
3653 (fill_simple_delay_slots): Likewise.
3654 (fill_slots_from_thread): Likewise.
3655 (relax_delay_slots): Likewise.
3656 * resource.c (mark_target_live_regs): Likewise.
3658 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3660 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3662 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3663 (prev_nonnote_nondebug_insn): Likewise.
3664 * config/cris/cris-protos.h: Adjust prototype.
3666 * jump.c (rtx_renumbered_equal_p): Adjust.
3668 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3670 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3671 * rtl.h: Adjust prototype.
3672 * config/sh/sh.md: Adjust.
3673 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3675 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3677 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3678 (prev_nondebug_insn): Likewise.
3679 * loop-doloop.c (doloop_condition_get): Likewise.
3680 * rtl.h: Adjust prototype.
3681 * cfgloop.h: Likewise.
3683 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3685 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
3686 (prev_nonnote_insn): Likewise.
3687 * jump.c (reversed_comparison_code_parts): Likewise.
3688 (reversed_comparison): Likewise.
3689 * rtl.h: Adjust prototypes.
3690 * config/arc/arc.md: Adjust.
3691 * cse.c (find_comparison_args): Likewise.
3692 * reorg.c (redundant_insn): Change return type to rtx_insn *.
3693 (fix_reg_dead_note): Change argument type to rtx_insn *.
3694 (delete_prior_computation): Likewise.
3695 (delete_computation): Likewise.
3696 (fill_slots_from_thread): Adjust.
3697 (relax_delay_slots): Likewise.
3698 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3699 (simplify_relational_operation_1): Likewise.
3700 (simplify_ternary_operation): Likewise.
3702 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3704 * config/arc/arc-protos.h (arc_label_align): Change type of
3705 variables from rtx to rtx_insn *.
3706 * config/arc/arc.c (arc_label_align): Likewise.
3707 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
3708 * config/bfin/bfin.c (workaround_speculation): Likewise.
3709 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
3710 (find_last_same_clock): Likewise.
3711 (reorg_split_calls): Likewise.
3712 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
3713 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
3714 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
3715 (same_cmp_following_p): Likewise.
3716 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
3717 (same_cmp_following_p): Likwise.
3718 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
3719 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
3720 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
3721 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
3722 (rl78_alloc_physical_registers_cmp): Likewise.
3723 (rl78_alloc_physical_registers_umul): Likewise.
3724 (rl78_calculate_death_notes): Likewise.
3725 * config/s390/s390-protos.h (s390_label_align): Likewise.
3726 * config/s390/s390.c (s390_label_align): Likewise.
3727 * config/sh/sh.c (barrier_align): Likewise.
3728 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
3729 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
3730 (emit_cbcond_nop): Likewise.
3732 2016-09-22 Martin Liska <mliska@suse.cz>
3735 * ipa-icf.c (sem_variable::merge): Yield merge operation if
3736 alias address matters, not necessarily address of original.
3738 2016-09-22 Richard Biener <rguenther@suse.de>
3741 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
3744 2016-09-22 Richard Biener <rguenther@suse.de>
3747 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
3748 from constant folding results.
3749 (gimple_resimplify2): Likewise.
3750 (gimple_resimplify3): Likewise.
3752 2016-09-22 Richard Biener <rguenther@suse.de>
3755 * expr.c (expand_expr_real_1): Guard array access against negative
3758 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3760 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
3762 (format_floating): Likewise.
3764 2016-09-22 Jakub Jelinek <jakub@redhat.com>
3767 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
3768 for all IFN_GOMP_SIMD_* internal fns, not just for
3769 IFN_GOMP_SIMD_ORDERED_*.
3771 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3774 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
3775 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
3776 instructions when you want to invert the test.
3777 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
3778 correct order for XXSEL.
3779 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
3780 for using XSCMP{EQ,GT,GE}DP.
3782 2016-09-21 David Malcolm <dmalcolm@redhat.com>
3784 * genconstants.c (main): Introduce noop_reader and convert call
3785 to read_md_files to a method call.
3786 * genenums.c (main): Likewise.
3787 * genmddeps.c (main): Likewise.
3788 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
3789 rtx_reader_ptr->get_top_level_filename ().
3790 (write_tm_preds_h): Likewise.
3791 (write_insn_preds_c): Likewise.
3792 * gensupport.c (class gen_reader): New subclass of rtx_reader.
3793 (rtx_handle_directive): Convert to...
3794 (gen_reader::handle_unknown_directive): ...this.
3795 (init_rtx_reader_args_cb): Convert return type from bool to
3796 rtx_reader *. Create a gen_reader instance, using it for the
3797 call to read_md_files. Return it if no errors occur.
3798 (init_rtx_reader_args): Convert return type from bool to
3800 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3801 (init_rtx_reader_args_cb): Likewise.
3802 * read-md.c (struct file_name_list): Move to class rtx_reader.
3803 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
3804 (read_md_filename): Delete in favor of
3805 rtx_reader::m_read_md_filename.
3806 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
3807 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
3808 (base_dir): Delete in favor of rtx_reader::m_base_dir.
3809 (first_dir_md_include): Delete in favor of
3810 rtx_reader::m_first_dir_md_include.
3811 (last_dir_md_include_ptr): Delete in favor of
3812 rtx_reader::m_last_dir_md_include_ptr.
3813 (max_include_len): Delete.
3814 (rtx_reader_ptr): New.
3815 (fatal_with_file_and_line): Use get_filename and get_lineno
3816 accessors of rtx_reader_ptr.
3817 (require_char_ws): Likewise.
3818 (rtx_reader::read_char): New method, based on ::read_char.
3819 (rtx_reader::unread_char): New method, based on ::unread_char.
3820 (read_escape): Use get_filename and get_lineno accessors of
3822 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
3823 (read_string): Use get_filename and get_lineno accessors of
3825 (rtx_reader::rtx_reader): New ctor.
3826 (rtx_reader::~rtx_reader): New dtor.
3827 (handle_include): Convert from a function to...
3828 (rtx_reader::handle_include): ...this method, converting
3829 handle_directive from a callback to a virtual function.
3830 (handle_file): Likewise, converting to...
3831 (rtx_reader::handle_file): ...this method.
3832 (handle_toplevel_file): Likewise, converting to...
3833 (rtx_reader::handle_toplevel_file): ...this method.
3834 (rtx_reader::get_current_location): New method.
3835 (parse_include): Convert from a function to...
3836 (rtx_reader::add_include_path): ...this method, dropping redundant
3837 update to unused max_include_len.
3838 (read_md_files): Convert from a function to...
3839 (rtx_reader::read_md_files): ...this method, converting
3840 handle_directive from a callback to a virtual function.
3841 (noop_reader::handle_unknown_directive): New method.
3842 * read-md.h (directive_handler_t): Delete this typedef.
3844 (read_md_file): Delete.
3845 (read_md_lineno): Delete.
3846 (read_md_filename): Delete.
3847 (class rtx_reader): New class.
3848 (rtx_reader_ptr): New decl.
3849 (class noop_reader): New subclass of rtx_reader.
3850 (read_char): Reimplement in terms of rtx_reader::read_char.
3851 (unread_char): Reimplement in terms of rtx_reader::unread_char.
3852 (read_md_files): Delete.
3853 * read-rtl.c (read_rtx_code): Update for deletion of globals
3854 read_md_filename and read_md_lineno.
3856 2016-09-21 Jason Merrill <jason@redhat.com>
3858 * input.h (from_macro_definition_at): New.
3860 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
3862 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
3864 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3866 PR tree-optimization/77550
3867 * tree-vect-stmts.c (create_array_ref): Change parameters.
3868 (get_group_alias_ptr_type): New function.
3869 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
3871 2016-09-21 Marek Polacek <polacek@redhat.com>
3873 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
3874 Add falls through comment.
3876 2016-09-21 Richard Biener <rguenther@suse.de>
3878 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
3879 (replace_child): Likewise.
3880 (remove_child_TAG): Adjust.
3881 (move_marked_base_types): Likewise.
3882 (prune_unused_types_prune): Clear die_sib of removed children.
3884 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
3887 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
3888 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
3890 2016-09-21 Richard Biener <rguenther@suse.de>
3892 PR tree-optimization/77648
3893 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
3895 (make_transitive_closure_constraints): Adjust comment.
3896 (make_any_offset_constraints): New function.
3897 (handle_rhs_call): Make sure to first expand a pointer to all
3898 subfields before transitively closing it.
3899 (handle_const_call): Likewise. Properly expand returned
3901 (handle_pure_call): Likewise.
3903 2016-09-21 Richard Biener <rguenther@suse.de>
3904 Jakub Jelinek <jakub@redhat.com>
3906 PR tree-optimization/77621
3907 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
3908 group at non-vectorizable stmts.
3910 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3912 PR tree-optimization/72835
3913 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
3914 (make_new_ssa_for_all_defs): Likewise.
3915 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
3917 2016-09-20 Martin Sebor <msebor@redhat.com>
3920 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
3921 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
3922 * config/linux.c (gnu_libc_printf_pointer_format): New function.
3923 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
3924 * config/sol2.c (solaris_printf_pointer_format): New function.
3925 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
3927 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
3928 * doc/tm.texi: Regenerate.
3929 * gimple-fold.h (get_range_strlen): New function.
3930 (get_maxval_strlen): Declare existing function.
3931 * gimple-fold.c (get_range_strlen): Add arguments and compute both
3932 maximum and minimum.
3933 (get_range_strlen): Define overload.
3934 (get_maxval_strlen): Adjust.
3935 * gimple-ssa-sprintf.c: New file and pass.
3936 * passes.def (pass_sprintf_length): Add new pass.
3937 * targhooks.h (default_printf_pointer_format): Declare new function.
3938 (gnu_libc_printf_pointer_format): Same.
3939 (solaris_libc_printf_pointer_format): Same.
3940 * targhooks.c (default_printf_pointer_format): Define new function.
3941 * tree-pass.h (make_pass_sprintf_length): Declare new function.
3942 * print-tree.c: Increase buffer size.
3944 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3946 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
3948 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3950 * common.opt: New option -fipa-vrp.
3951 * ipa-cp.c (ipa_get_vr_lat): New.
3952 (ipcp_vr_lattice::print): Likewise.
3953 (print_all_lattices): Call ipcp_vr_lattice::print.
3954 (ipcp_vr_lattice::meet_with): New.
3955 (ipcp_vr_lattice::meet_with_1): Likewise.
3956 (ipcp_vr_lattice::top_p): Likewise.
3957 (ipcp_vr_lattice::bottom_p): Likewsie.
3958 (ipcp_vr_lattice::set_to_bottom): Likewise.
3959 (set_all_contains_variable): Call VR set_to_bottom.
3960 (initialize_node_lattices): Init VR lattices.
3961 (propagate_vr_accross_jump_function): New.
3962 (propagate_constants_accross_call): Call
3963 propagate_vr_accross_jump_function.
3964 (ipcp_store_vr_results): New.
3965 (ipcp_driver): Handle VR.
3966 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
3967 (ipa_set_jf_unknown): Likewise.
3968 (ipa_compute_jump_functions_for_edge): Likewise.
3969 (ipa_node_params_t::duplicate): Likewise.
3970 (ipa_write_jump_function): Likewise.
3971 (ipa_read_jump_function): Likewise.
3972 (write_ipcp_transformation_info): Likewise.
3973 (read_ipcp_transformation_info): Likewise.
3974 (ipcp_update_vr): New.
3975 (ipcp_transform_function): Handle VR.
3976 * ipa-prop.h (struct ipa_vr): New.
3977 * cgraph.c: Include tree-vrp.h.
3978 * cgraphunit.c: Likewise.
3979 * ipa-utils.c: Likewise.
3982 * toplev.c: Likewise.
3983 * ipa-devirt.c: Likewise.
3984 * ipa-inline-transform.c: Likewise.
3985 * ipa-inline.c: Likewise.
3986 * ipa-profile.c: Likewise.
3988 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3990 * doc/invoke.texi: Document -fdump-tree-evrp.
3991 * passes.def: Define new pass_early_vrp.
3992 * timevar.def: Define new TV_TREE_EARLY_VRP.
3993 * tree-pass.h (make_pass_early_vrp): New.
3994 * tree-ssa-propagate.c: Make replace_uses_in non static.
3995 * tree-ssa-propagate.h: Export replace_uses_in.
3996 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
3997 (extract_range_from_assert): Factor out
3998 extract_range_for_var_from_comparison_expr.
3999 (vrp_initialize_lattice): New.
4000 (vrp_initialize): Factor out vrp_initialize_lattice.
4001 (vrp_valueize): Fix it to reject complex value ranges.
4002 (vrp_free_lattice): New.
4003 (evrp_dom_walker::before_dom_children): Likewise.
4004 (evrp_dom_walker::after_dom_children): Likewise.
4005 (evrp_dom_walker::push_value_range): Likewise.
4006 (evrp_dom_walker::pop_value_range): Likewise.
4007 (execute_early_vrp): Likewise.
4008 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
4009 (make_pass_early_vrp): New.
4011 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4013 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
4014 instead of exact_log2.
4016 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4019 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
4020 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
4021 (ix86_add_stmt_cost): Penalize DFmode vector operations
4022 for !TARGET_VECTORIZE_DOUBLE.
4024 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
4026 * doc/invoke.texi (Warning Options): Simplify language.
4027 (Optimize Options): Complete sentence.
4029 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
4031 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
4034 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
4037 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
4038 inits on power8 and above, use the VMRGEW instruction instead of a
4041 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
4042 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
4045 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4047 * config/aarch64/arm_neon.h
4048 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
4049 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
4050 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
4052 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4054 * config/var/vax.h (ELIMINABLE_REGS): Define.
4055 (INITIAL_ELIMINATION_OFFSET): Define.
4057 2016-09-20 Jakub Jelinek <jakub@redhat.com>
4060 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
4061 cast to void * if the cast is from some other pointer type.
4063 2016-09-20 Richard Biener <rguenther@suse.de>
4065 PR tree-optimization/77646
4066 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
4069 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4071 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
4072 attributes to all inlined functions and make them extern.
4074 2016-09-20 Richard Biener <rguenther@suse.de>
4076 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
4078 * debug.c (do_nothing_debug_hooks): Adjust.
4079 * dbxout.c (dbx_debug_hooks): Likewise.
4080 * sdbout.c (sdb_debug_hooks): Likewise.
4081 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
4082 (dwarf2out_finish): Move producer, filename and
4084 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
4085 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
4087 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4090 * doc/invoke.texi: Document -Wint-in-bool-context.
4093 * dwarf2out.c (output_loc_operands): Fix an assertion.
4095 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4097 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
4098 (CR_DECIMAL_DIG): New macro.
4100 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4102 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
4105 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
4107 PR rtl-optimization/77416
4108 * lra-remat.c (operand_to_remat): Process hard coded insn
4111 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4113 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
4114 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
4116 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
4118 * target.def (lra_p): Wordsmithing.
4119 * doc/tm.texi: Regenerate.
4121 2016-09-19 Jakub Jelinek <jakub@redhat.com>
4122 Jan Hubicka <jh@suse.cz>
4125 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
4126 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
4127 Call ultimate_alias_target just once, not up to 4 times.
4129 2016-09-19 Richard Biener <rguenther@suse.de>
4131 * dwarf2out.c (early_dwarf_finished): New global.
4132 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
4134 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
4135 if called from LTO exit early.
4136 (dwarf2out_late_global_decl): When being during the early
4137 debug phase do not add locations but only const value attributes.
4138 Adjust the way we generate early DIEs for LTO.
4140 2016-09-19 Richard Biener <rguenther@suse.de>
4143 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
4144 proper niter to bound the loops.
4146 2016-09-19 Richard Biener <rguenther@suse.de>
4148 PR tree-optimization/77514
4149 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
4150 search for folded stmt.
4152 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
4154 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
4155 * tree-pass.h (make_pass_early_thread_jumps): Declare.
4156 * tree-ssa-threadbackward.c (fsm_find_thread_path,
4157 fsm_find_thread_path, profitable_jump_thread_path,
4158 fsm_find_control_statement_thread_paths,
4159 find_jump_threads_backwards): Add speed_p parameter.
4160 (pass_data_early_thread_jumps): New pass.
4161 (make_pass_early_thread_jumps): New function.
4163 2016-09-17 Andreas Schwab <schwab@suse.de>
4165 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
4166 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4168 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
4170 * recog.c (rest_of_handle_split_after_reload): Delete.
4171 (pass_split_after_reload::gate): New method.
4172 (pass_split_after_reload::execute): Call split_all_insns directly.
4174 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
4176 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
4177 parameters for functions taking long long arguments.
4179 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4182 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
4183 splat with truncate.
4185 2016-09-16 Jason Merrill <jason@redhat.com>
4187 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
4189 * hwint.c (exact_log2): Use pow2p_hwi.
4190 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
4191 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
4192 * builtins.c (get_object_alignment_2, get_object_alignment)
4193 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
4195 * calls.c (compute_argument_addresses, store_one_arg): Use
4197 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
4198 * combine.c (force_to_mode): Use least_bit_hwi.
4199 (contains_muldiv, find_split_point, combine_simplify_rtx)
4200 (simplify_if_then_else, simplify_set, force_to_mode)
4201 (if_then_else_cond, simplify_and_const_int_1)
4202 (simplify_compare_const): Use pow2p_hwi.
4203 * cse.c (fold_rtx): Use pow2p_hwi.
4204 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
4206 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
4207 (init_expmed_one_conv): Use pow2p_hwi.
4208 * expr.c (is_aligning_offset): Use pow2p_hwi.
4209 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
4210 (fold_binary_loc): Use pow2p_hwi.
4211 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
4212 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
4213 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
4214 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
4216 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
4217 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
4218 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
4219 * omp-low.c (oacc_loop_fixed_partitions)
4220 (oacc_loop_auto_partitions): Use least_bit_hwi.
4221 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
4222 * stor-layout.c (place_field): Use least_bit_hwi.
4223 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
4224 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
4225 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
4226 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
4227 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
4228 * tree-vect-data-refs.c (vect_analyze_group_access_1)
4229 (vect_grouped_store_supported, vect_grouped_load_supported)
4230 (vect_permute_load_chain, vect_shift_permute_load_chain)
4231 (vect_transform_grouped_load): Use pow2p_hwi.
4232 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
4233 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
4234 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
4236 * tsan.c (instrument_expr): Use least_bit_hwi.
4237 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
4239 2016-09-16 Andreas Schwab <schwab@suse.de>
4241 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
4243 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4245 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4248 * combine.c (rest_of_handle_combine): If any edges have been purged,
4249 free dominators if available.
4251 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4252 Eric Botcazou <ebotcazou@adacore.com>
4255 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
4256 through into expand_addsub_overflow after expand_neg_overflow.
4258 2016-09-15 David Malcolm <dmalcolm@redhat.com>
4260 * diagnostic-show-locus.c
4261 (selftest::test_fixit_insert_containing_newline): New function.
4262 (selftest::test_fixit_replace_containing_newline): New function.
4263 (selftest::diagnostic_show_locus_c_tests): Call the above.
4265 2016-09-15 Bin Cheng <bin.cheng@arm.com>
4267 PR tree-optimization/77503
4268 * tree-vect-loop.c (vectorizable_reduction): Record reduction
4269 code for CONST_COND_REDUCTION at analysis stage and use it at
4271 * tree-vectorizer.h (struct _stmt_vec_info): New field.
4272 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
4273 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
4276 2016-09-15 Richard Biener <rguenther@suse.de>
4279 * fold-const.c (split_tree): Do not split constant ~X.
4281 2016-09-15 Jakub Jelinek <jakub@redhat.com>
4283 PR rtl-optimization/77425
4284 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
4288 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
4289 use %qs instead of %s where desirable, use argument instead of arg in
4290 the diagnostic wording, add list of supported strategies and
4292 (ix86_option_override_internal): Emit target("m...") instead of
4293 option("m...") in the diagnostic. Use %qs instead of %s in invalid
4294 -march/-mtune option diagnostic. Add list of supported arches/tunings
4295 and spellcheck hint. Remove prefix, suffix and sw variables, use
4296 main_args_p ? "..." : "..." in diagnostics to make translation
4299 2016-09-15 Richard Biener <rguenther@suse.de>
4301 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
4302 extra offset argument.
4303 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
4304 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
4305 to reflect new offset parameter.
4306 * doc/tm.texi: Regenerate.
4307 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4308 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
4310 (darwin_asm_output_dwarf_offset): Likewise.
4311 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
4313 (darwin_asm_output_dwarf_offset): Pass offset argument through.
4314 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4315 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4317 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
4320 * ipa-icf.c (set_alias_uids): New function.
4321 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
4322 all the merged variable's referring aliases.
4324 2016-09-15 Richard Biener <rguenther@suse.de>
4326 PR tree-optimization/77514
4327 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
4328 only forced_stmts sequence.
4330 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
4332 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
4333 * cfgexpand.c (update_alias_info_with_stack_vars): Use
4334 FOR_EACH_SSA_NAME to iterate over SSA variables.
4335 (pass_expand::execute): Likewise.
4336 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
4337 * tree-cfg.c (dump_function_to_file): Likewise.
4338 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
4339 (update_ssa): Likewise.
4340 * tree-ssa-alias.c (dump_alias_info): Likewise.
4341 * tree-ssa-ccp.c (ccp_finalize): Likewise.
4342 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
4343 (create_outofssa_var_map): Likewise.
4344 (coalesce_ssa_name): Likewise.
4345 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
4346 * tree-ssa-pre.c (compute_avail): Likewise.
4347 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
4348 (scc_vn_restore_ssa_info): Likewise.
4349 (free_scc_vn): Likwise.
4350 (run_scc_vn): Likewise.
4351 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
4352 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
4353 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4354 * tree-ssa.c (verify_ssa): Likewise.
4356 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
4358 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
4359 and mips64r2 as default 32-bit and 64-bit architectures.
4360 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
4361 as default 32-bit and 64-bit architectures.
4363 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
4365 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
4368 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4370 * target.def (lra_p): Change commentary (for the manual) for the
4372 * doc/tm.texi: Regenerate.
4374 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4376 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
4377 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
4378 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
4379 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
4381 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4383 * targhooks.c (default_lra_p): Return true instead of false.
4385 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4387 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
4388 hook_bool_void_false.
4389 * config/avr/avr.c: Ditto.
4390 * config/bfin/bfin.c: Ditto.
4391 * config/c6x/c6x.c: Ditto.
4392 * config/cr16/cr16.c: Ditto.
4393 * config/cris/cris.c: Ditto.
4394 * config/epiphany/epiphany.c: Ditto.
4395 * config/fr30/fr30.c: Ditto.
4396 * config/frv/frv.c: Ditto.
4397 * config/h8300/h8300.c: Ditto.
4398 * config/ia64/ia64.c: Ditto.
4399 * config/iq2000/iq2000.c: Ditto.
4400 * config/lm32/lm32.c: Ditto.
4401 * config/m32c/m32c.c: Ditto.
4402 * config/m32r/m32r.c: Ditto.
4403 * config/m68k/m68k.c: Ditto.
4404 * config/mcore/mcore.c: Ditto.
4405 * config/microblaze/microblaze.c: Ditto.
4406 * config/mmix/mmix.c: Ditto.
4407 * config/mn10300/mn10300.c: Ditto.
4408 * config/moxie/moxie.c: Ditto.
4409 * config/msp430/msp430.c: Ditto.
4410 * config/nios2/nios2.c: Ditto.
4411 * config/nvptx/nvptx.c: Ditto.
4412 * config/pa/pa.c: Ditto.
4413 * config/pdp11/pdp11.c: Ditto.
4414 * config/rl78/rl78.c: Ditto.
4415 * config/sparc/sparc.c: Ditto.
4416 * config/spu/spu.c: Ditto.
4417 * config/stormy16/stormy16.c: Ditto.
4418 * config/tilegx/tilegx.c: Ditto.
4419 * config/tilepro/tilepro.c: Ditto.
4420 * config/v850/v850.c: Ditto.
4421 * config/vax/vax.c: Ditto.
4422 * config/visium/visium.c: Ditto.
4423 * config/xtensa/xtensa.c: Ditto.
4425 2016-09-14 Jakub Jelinek <jakub@redhat.com>
4428 * tsan.c: Include target.h.
4429 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
4430 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
4431 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
4432 BUILT_IN_ATOMIC_TEST_AND_SET entries.
4433 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
4435 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
4436 Martin Liska <mliska@suse.cz>
4439 * predict.c (force_edge_cold): Add braces to a condition.
4441 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4443 PR rtl-optimization/77289
4444 * lra-constraints.c (get_final_hard_regno): Removed.
4445 (get_hard_regno): Add new parameter final_p.
4446 (get_reg_class): Directly call lra_get_elimination_hard_regno.
4447 (operands_match_p): Adjust call to get_hard_regno.
4448 (uses_hard_regs_p): Likewise.
4449 (process_alt_operands): Likewise.
4451 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
4454 * config/msp430/msp430.c (msp430_start_function): Emit an error
4455 if a function is both weak and specifies an interrupt number.
4457 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4459 PR tree-optimization/77454
4460 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
4461 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
4464 2016-09-13 Tamar Christina <tamar.christina@arm.com>
4466 * config/aarch64/aarch64-builtins.c
4467 (aarch64_init_simd_builtins): Fix builtin type signature printing.
4469 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
4471 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
4472 SFmode and SCmode arguments by reference.
4474 2016-09-13 David Malcolm <dmalcolm@redhat.com>
4476 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
4478 (selftest::test_one_liner_fixit_insert_before): ...this, and update
4479 for renaming of add_fixit_insert to add_fixit_insert_before.
4480 (selftest::test_one_liner_fixit_insert_after): New function.
4481 (selftest::test_one_liner_fixit_validation_adhoc_locations):
4482 Update for renaming of add_fixit_insert to add_fixit_insert_before.
4483 (selftest::test_one_liner_many_fixits): Likewise.
4484 (selftest::test_diagnostic_show_locus_one_liner): Update for
4485 renaming, call new test function.
4486 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
4487 renaming of add_fixit_insert to add_fixit_insert_before.
4488 (selftest::test_fixit_consolidation): Likewise.
4489 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
4491 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
4492 (selftest::test_applying_fixits_insert_before): ...this.
4493 (selftest::test_applying_fixits_insert): Update for renaming of
4494 add_fixit_insert to add_fixit_insert_before.
4495 (selftest::test_applying_fixits_insert_after): New function.
4496 (selftest::test_applying_fixits_insert_after_at_line_end): New
4498 (selftest::test_applying_fixits_insert_after_failure): New function.
4499 (selftest::test_applying_fixits_multiple): Update for renaming of
4500 add_fixit_insert to add_fixit_insert_before.
4501 (selftest::change_line): Likewise.
4502 (selftest::test_applying_fixits_unreadable_file): Likewise.
4503 (selftest::test_applying_fixits_line_out_of_range): Likewise.
4504 (selftest::test_applying_fixits_column_validation): Likewise.
4505 (selftest::test_applying_fixits_column_validation): Likewise.
4506 (selftest::edit_context_c_tests): Update for renamed test function;
4507 call new test functions.
4509 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4511 PR tree-optimization/77536
4512 PR rtl-optimization/68212
4513 * config/rs6000/rs6000.md (div->recip splitter): Remove
4514 optimize_insn_for_speed_p condition.
4516 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4518 * optabs.c (prepare_cmp_insn): Update documentation comment.
4520 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4521 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4524 * opts.h (candidates_list_and_hint): Declare.
4525 * opts-common.c (candidates_list_and_hint): New function.
4526 (cmdline_handle_error): Use it.
4528 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4530 * edit-context.c (edited_line::get_len): New accessor.
4531 (edited_file::print_diff): Split out hunk-printing into...
4532 (edited_file::print_diff_hunk): New method.
4533 (edited_file::print_diff_line): New method.
4535 2016-09-12 Andrew Pinski <apinski@cavium.com>
4537 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4539 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4540 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4541 (aarch64_operands_ok_for_ldpstp): Return false if
4542 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4543 was SImode and the alignment is less than 8 byte.
4544 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4546 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4549 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4551 2016-09-12 Marek Polacek <polacek@redhat.com>
4553 * doc/extend.texi: Use lowercase "boolean".
4554 * doc/invoke.texi: Likewise.
4555 * doc/md.texi: Likewise.
4556 * target.def: Likewise.
4557 * doc/tm.texi: Regenerated.
4559 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4562 * expmed.c (synth_mult): Delete duplicate mode check.
4564 2016-09-10 Tom de Vries <tom@codesourcery.com>
4567 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4569 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4570 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4572 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4574 PR rtl-optimization/77289
4575 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4576 register numbers. Remove support for subregs.
4577 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4578 (get_reg_class): Delete removed get_final_hard_regno() argument.
4579 (uses_hard_regs_p): Call get_final_hard_regno().
4581 2016-09-09 Martin Sebor <msebor@redhat.com>
4585 * pretty-print.c (pp_quoted_string): New function.
4586 (pp_format): Call it for %c and %s directives.
4588 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4590 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4591 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4592 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4593 * target.def (frame_pointer_required, can_eliminate): Likewise.
4594 * doc/tm.texi: Regenerated.
4595 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4597 * df-scan.c (df_hard_reg_init): Likewise.
4598 * ira.c (ira_setup_eliminable_regset): Likewise.
4599 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4600 init_elim_table): Likewise.
4601 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4602 set_initial_elim_offsets, update_eliminables,
4603 init_elim_table): Likewise.
4604 * rtlanal.c (get_initial_register_offset): Likewise.
4605 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4606 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4607 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4608 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4609 * config/fr30/fr30.h: Fix comment.
4610 * config/frv/frv.c: Likewise.
4611 * config/frv/frv.h: Likewise.
4612 * config/ft32/ft32.h: Likewise.
4613 * config/visium/visium.h: Likewise.
4614 * config/pa/pa64-linux.h: Likewise.
4615 * config/v850/v850.h: Likewise.
4616 * config/cris/cris.c: Likewise.
4617 * config/ia64/ia64.h: Likewise.
4618 * config/moxie/moxie.h: Likewise.
4619 * config/m32r/m32r.h: Likewise.
4621 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4624 * config.in: Regenerate.
4625 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4627 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4628 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4629 static-libmpxwrappers case.
4630 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4631 MPX_LD_AS_NEEDED_GUARD_POP.
4632 * configure: Regenerate.
4633 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4634 defined if linker support "--push-state"/"--pop-state".
4636 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4638 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4640 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4642 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4643 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4644 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4645 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4646 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4647 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4648 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4650 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4651 width macros from TS 18661-1.
4652 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4654 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4657 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4658 OMP_CLAUSE_SAFELEN_EXPR.
4660 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4662 * Makefile.in (OBJS): Add substring-locations.o.
4663 * langhooks-def.h (class substring_loc): New forward decl.
4664 (lhd_get_substring_location): New decl.
4665 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4666 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4667 * langhooks.c (lhd_get_substring_location): New function.
4668 * langhooks.h (class substring_loc): New forward decl.
4669 (struct lang_hooks): Add field get_substring_location.
4670 * substring-locations.c: New file, taking definition of
4671 format_warning_va and format_warning_at_substring from
4672 c-family/c-format.c, making them non-static.
4673 * substring-locations.h (class substring_loc): Move class here
4674 from c-family/c-common.h. Add and rewrite comments.
4675 (format_warning_va): New decl.
4676 (format_warning_at_substring): New decl.
4677 (get_source_location_for_substring): Add comment.
4679 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
4681 * config/i386/i386.c: Add 'U' suffix to processor feature bits
4682 to avoid -Wnarrowing warning.
4683 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
4684 * opts.c: Likewise for SANITIZER_OPT bitmasks.
4686 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
4688 * config/aarch64/aarch64.c (aarch64_legitimize_address):
4689 Avoid use of base_offset if offset already in range.
4691 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
4693 * config/sh/sh-protos.h (struct sh_atomic_model,
4694 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4695 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4696 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
4697 * config/sh/sh.h (struct sh_atomic_model,
4698 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4699 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4700 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
4701 Guard with __cplusplus.
4703 2016-09-06 Jakub Jelinek <jakub@redhat.com>
4706 * config/i386/i386.c (ix86_expand_builtin): For builtin with
4707 unsupported or unknown ISA, use expand_call.
4709 2016-09-06 Martin Liska <mliska@suse.cz>
4711 PR gcov-profile/77378
4712 PR gcov-profile/77466
4713 * tree-profile.c (tree_profiling): Detect whether target can use
4714 -fprofile-update=atomic.
4716 2016-09-06 Richard Biener <rguenther@suse.de>
4718 PR tree-optimization/77479
4719 * tree-vrp.c (update_value_range): Extend overflow handling to
4722 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4725 * config/i386/i386.md (isa): Add x64_avx512bw.
4726 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
4727 (kmov_isa): New mode attr.
4728 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
4729 (*zero_extend<mode>si2): Likewise.
4730 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
4732 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
4734 * doc/invoke.texi (SPU Options): nops -> NOPs.
4735 (x86 Options): Ditto.
4737 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4740 * toplev.c (process_options): Temporarily set input_location
4741 to UNKNOWN_LOCATION around targetm.target_option.override () call.
4743 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
4745 PR rtl-optimization/77452
4746 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
4747 inner-mode reference to a CONST_VECTOR constant in the constant pool.
4749 2016-09-05 Marek Polacek <polacek@redhat.com>
4752 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
4754 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4757 * gensupport.c (alter_output_for_subst_insn): Remove redundant
4758 *insn_out == '*' test. Don't copy unnecessary to yet another
4759 memory buffer, and don't leak it.
4761 PR rtl-optimization/77425
4762 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
4764 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
4766 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
4768 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4770 * common.opt (fdiagnostics-generate-patch): New option.
4771 * diagnostic.c: Include "edit-context.h".
4772 (diagnostic_initialize): Initialize context->edit_context_ptr.
4773 (diagnostic_finish): Delete context->edit_context_ptr.
4774 (diagnostic_report_diagnostic): Add fix-it hints from the
4775 diagnostic to context->edit_context_ptr, if any.
4776 * diagnostic.h (class edit_context): Add forward decl.
4777 (struct diagnostic_context): Add field "edit_context_ptr".
4778 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
4779 -fdiagnostics-generate-patch.
4780 (-fdiagnostics-generate-patch): New item.
4781 * toplev.c: Include "edit-context.h".
4782 (process_options): Set global_dc->edit_context_ptr to a new
4783 edit_context if the options need one.
4784 (toplev::main): Handle -fdiagnostics-generate-patch by using
4785 global_dc->edit_context_ptr.
4787 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4790 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
4791 map and firstprivate clauses on target construct for _Atomic
4793 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
4794 on target construct for _Atomic qualified decls.
4795 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
4797 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
4798 _Atomic qualified arguments not mentioned in uniform clause.
4800 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4802 * Makefile.in (OBJS-libcommon): Add edit-context.o.
4803 * diagnostic-color.c (color_dict): Add "diff-filename",
4804 "diff-hunk", "diff-delete", and "diff-insert".
4805 (parse_gcc_colors): Update default value of GCC_COLORS in comment
4806 to reflect above changes.
4807 * doc/invoke.texi (-fdiagnostics-color): Update description of
4808 default GCC_COLORS, and of the supported capabilities.
4809 * edit-context.c: New file.
4810 * edit-context.h: New file.
4811 * input.c (struct fcache): Add field "missing_trailing_newline".
4812 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
4814 (add_file_to_cache_tab): Likewise.
4815 (fcache::fcache): Likewise.
4816 (get_next_line): Update c->missing_trailing_newline.
4817 (location_missing_trailing_newline): New function.
4818 * input.h (location_missing_trailing_newline): New decl.
4819 * selftest-run-tests.c (selftest::run_tests): Call
4820 edit_context_c_tests.
4821 * selftest.h (edit_context_c_tests): New decl.
4823 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4824 Richard Biener <rguenth@suse.de>
4826 PR tree-optimization/77444
4827 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
4828 as steptype, remove redundant initialization.
4830 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4833 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
4834 (sanopt_optimize_walker): Optimize away
4835 __asan_before_dynamic_init (...) followed by
4836 __asan_after_dynamic_init () without intervening memory loads/stores.
4837 * ipa-pure-const.c (special_builtin_state): Handle
4838 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
4839 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
4841 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4843 * cfg.c (free_original_copy_tables): Replace second assignment of
4844 bb_copy = NULL by bb_original = NULL.
4846 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4849 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
4850 assignment added in r216794.
4852 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4854 * Makefile.in (OBJS): Add typed-splay-tree.o.
4855 * selftest-run-tests.c (selftest::run_tests): Call
4856 typed_splay_tree_c_tests.
4857 * selftest.h (typed_splay_tree_c_tests): New decl.
4858 * typed-splay-tree.c: New file.
4859 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
4860 (typed_splay_tree::max): New method.
4861 (typed_splay_tree::min): New method.
4862 (typed_splay_tree::foreach): New method.
4863 (typed_splay_tree::closure): New struct.
4864 (typed_splay_tree::inner_foreach_fn): New function.
4866 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4868 * ipa-cp.c (ipcp_store_bits_results): Change option name from
4869 -fipa-cp-bit to -fipa-bit-cp.
4871 2016-09-01 Martin Sebor <msebor@redhat.com>
4873 PR tree-optimization/71831
4874 * tree-object-size.h: Return bool instead of the size and add
4875 argument for the size.
4876 * tree-object-size.c (compute_object_offset): Update signature.
4877 (addr_object_size): Same.
4878 (compute_builtin_object_size): Return bool instead of the size
4879 and add argument for the size. Handle POINTER_PLUS_EXPR when
4880 optimization is disabled.
4881 (expr_object_size): Adjust.
4882 (plus_stmt_object_size): Adjust.
4883 (pass_object_sizes::execute): Adjust.
4884 * builtins.c (fold_builtin_object_size): Adjust.
4885 * doc/extend.texi (Object Size Checking): Update.
4886 * ubsan.c (instrument_object_size): Adjust.
4888 2016-09-01 Martin Sebor <msebor@redhat.com>
4890 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
4891 it fits the output of the formatted function regardless of its
4893 * gcc/genmodes.c (parser::parse_expr): Same.
4894 * gimplify.c (gimplify_asm_expr): Same.
4895 * passes.c (pass_manager::register_one_dump_file): Same.
4896 * print-tree.c (print_node): Same.
4898 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4900 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
4902 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4904 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
4906 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4908 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
4909 * config/rs6000/vector.md: Ditto.
4910 * config/rs6000/vsx.md: Ditto.
4912 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4914 * ipa-inline-analysis.c (param_change_prob): Get to the base object
4917 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4919 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
4920 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
4921 *return_and_restore_gpregs_<mode>_r11,
4922 *return_and_restore_gpregs_<mode>_r12,
4923 *return_and_restore_gpregs_<mode>_r1,
4924 *return_and_restore_fpregs_<mode>_r11,
4925 *return_and_restore_fpregs_<mode>_r12,
4926 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
4927 directly instead of via the "l" constraint. Renumber operands.
4930 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4932 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
4933 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
4934 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
4935 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
4936 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
4937 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
4938 *call_value_nonlocal_darwin64, reload_macho_picbase,
4939 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
4940 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
4941 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
4942 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
4943 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
4944 *save_fpregs_<mode>_r1): Ditto.
4945 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
4946 *return_and_restore_gpregs_spe): Ditto.
4948 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4950 * config/rs6000/rs6000.md
4951 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
4952 the use of the link register.
4953 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
4955 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4956 Michael Meissner <meissner@linux.vnet.ibm.com>
4959 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
4960 reg+reg addressing for TImode.
4961 (rs6000_legitimate_address_p): Only allow register indirect
4962 addressing for TImode, even without TARGET_QUAD_MEMORY.
4964 2016-09-01 Richard Biener <rguenther@suse.de>
4967 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
4968 check whether the result fits the desired result type.
4970 2016-09-01 Nathan Sidwell <nathan@acm.org>
4972 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
4974 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
4976 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
4978 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
4980 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4982 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
4983 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
4984 for comparisons of integer ZERO_EXTEND against zero.
4986 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4988 * config/i386/i386.c (ix86_option_override_internal): Also disable the
4989 STV pass if -mstackrealign is enabled.
4991 2016-08-31 Ilya Verbin <iverbin@gmail.com>
4993 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
4996 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4998 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
4999 (layout_range::intersects_line_p): New method.
5000 (test_range_contains_point_for_single_point): Rename to...
5001 (test_layout_range_for_single_point): ...this, and add testing
5002 for layout_range::intersects_line_p.
5003 (test_range_contains_point_for_single_line): Rename to...
5004 (test_layout_range_for_single_line): ...this, and add testing
5005 for layout_range::intersects_line_p.
5006 (test_range_contains_point_for_multiple_lines): Rename to...
5007 (test_layout_range_for_multiple_lines): ...this, and add testing
5008 for layout_range::intersects_line_p.
5009 (layout::layout): Populate m_fixit_hints.
5010 (layout::get_expanded_location): Handle the case of a line-span
5012 (layout::validate_fixit_hint_p): New method.
5013 (get_line_span_for_fixit_hint): New function.
5014 (layout::calculate_line_spans): Add spans for fixit-hints.
5015 (layout::should_print_annotation_line_p): New method.
5016 (layout::print_any_fixits): Drop param "richloc", instead using
5017 validated fixits in m_fixit_hints. Add "const" to hint pointers.
5018 (diagnostic_show_locus): Avoid printing blank annotation lines.
5019 (selftest::test_diagnostic_context::test_diagnostic_context):
5020 Initialize show_column and start_span.
5021 (selftest::test_diagnostic_context::start_span_cb): New static
5023 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
5024 (selftest::diagnostic_show_locus_c_tests): Update for function
5025 renamings. Call test_diagnostic_show_locus_fixit_lines.
5027 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5029 PR tree-optimization/73714
5030 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
5032 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5034 * selftest.c: Move "namespace selftest {" to top of file,
5035 removing explicit "selftest::" qualifiers throughout.
5037 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5039 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
5041 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
5042 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
5043 Replace builtin with vector extension.
5044 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
5046 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
5047 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
5048 Replace builtin with vector extension.
5049 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
5050 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
5051 Replace builtin with vector extension.
5052 * config/i386/xmmintrin.h (__m128_u): New type.
5053 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
5054 (_mm_load_ps, _mm_store_ps): Simplify.
5056 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
5058 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
5060 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5062 * diagnostic-show-locus.c (colorizer::begin_state): Support more
5063 than 3 ranges per diagnostic by alternating between color 1 and
5065 (layout::layout): Replace use of rich_location::MAX_RANGES
5066 with richloc->get_num_locations ().
5067 (layout::calculate_line_spans): Replace use of
5068 rich_location::MAX_RANGES with m_layout_ranges.length ().
5069 (layout::print_annotation_line): Handle arbitrary numbers of
5070 ranges in caret-printing by defaulting to '^'.
5071 (selftest::test_one_liner_many_fixits): New function.
5072 (test_diagnostic_show_locus_one_liner): Call it.
5073 * diagnostic.c (diagnostic_initialize): Update for renaming
5074 of rich_location::MAX_RANGES to
5075 rich_location::STATICALLY_ALLOCATED_RANGES.
5076 * diagnostic.h (struct diagnostic_context): Likewise.
5078 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5080 * selftest.c (selftest::named_temp_file::named_temp_file): New
5082 (selftest::temp_source_file::~temp_source_file): Move to...
5083 (selftest::named_temp_file::~named_temp_file): ...here.
5084 (selftest::test_named_temp_file): New function.
5085 (selftest::selftest_c_tests): Call test_named_temp_file.
5086 * selftest.h (class named_temp_file): New class.
5087 (class temp_source_file): Convert to a subclass of named_temp_file.
5089 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
5091 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
5092 USEs of LR_REGNO in returns and sibcalls.
5093 (rs6000_output_mi_thunk): Similar.
5094 (rs6000_sibcall_aix): Similar.
5095 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
5096 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
5097 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
5098 Remove the USE of LR_REGNO from the patterns as well. Delete an
5100 (return_internal_<mode>): Delete.
5102 2016-08-30 Tamar Christina <tamar.christina@arm.com>
5104 * gcc/config/aarch64/aarch64-simd.md
5105 (aarch64_ld2<mode>_dreg_le): New.
5106 (aarch64_ld2<mode>_dreg_be): New.
5107 (aarch64_ld2<mode>_dreg): Removed.
5108 (aarch64_ld3<mode>_dreg_le): New.
5109 (aarch64_ld3<mode>_dreg_be): New.
5110 (aarch64_ld3<mode>_dreg): Removed.
5111 (aarch64_ld4<mode>_dreg_le): New.
5112 (aarch64_ld4<mode>_dreg_be): New.
5113 (aarch64_ld4<mode>_dreg): Removed.
5114 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
5116 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5118 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
5119 redundant location param.
5120 (test_one_liner_fixit_remove): Likewise.
5121 (test_one_liner_fixit_replace): Likewise.
5122 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
5123 * gcc-rich-location.c
5124 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
5125 get_range_from_loc. Drop overload taking a const char *.
5126 * gcc-rich-location.h
5127 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
5130 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5132 * config/linux.c (linux_libc_has_function): Return true on musl.
5134 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5136 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
5138 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
5140 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
5141 used for abnormal egdes.
5143 2016-08-30 Jakub Jelinek <jakub@redhat.com>
5145 PR tree-optimization/72866
5146 * tree-vect-patterns.c (search_type_for_mask): Turn into
5147 a small wrapper, move all code to ...
5148 (search_type_for_mask_1): ... this new function. Add caching
5149 and adjust recursive calls.
5152 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
5153 instead of lookup_type_die (type_main_variant (type)) even for array
5157 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
5158 constant pool reference return x instead of c.
5160 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
5162 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
5165 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5168 (selftest::test_make_location_nonpure_range_endpoints): Fix
5171 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5173 * diagnostic-show-locus.c
5174 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
5176 (selftest::test_diagnostic_show_locus_one_liner): Call it.
5177 * input.c (get_pure_location): Move to libcpp/line-map.c.
5178 * input.h (get_pure_location): Convert decl to an inline function
5179 calling implementation in libcpp.
5181 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
5184 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
5185 template for intel asm dialect.
5186 (vec_set_hi_<mode><mask_name>): Ditto.
5188 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5190 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
5191 (selftest::fail_formatted): Likewise.
5193 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5195 * input.c (make_location): Call get_start and get_finish
5196 on the endpoints to avoid storing packed ranges or ad-hoc
5198 (selftest::test_make_location_nonpure_range_endpoints): New function.
5199 (selftest::input_c_tests): Call it.
5200 * input.h (get_start): New inline function.
5202 2016-08-29 Tom de Vries <tom@codesourcery.com>
5205 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
5208 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
5210 * Makefile.in (gcov-iov.h): Add dummy recipe.
5212 2016-08-29 Nathan Sidwell <nathan@acm.org>
5214 * config/nvptx/nvptx.c: #include tree-vrp.h.
5216 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
5219 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
5220 HIGH+LO construct during reload.
5222 2016-08-28 Tom de Vries <tom@codesourcery.com>
5225 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
5226 'sysv_abi va_list' attribute.
5227 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
5228 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
5231 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5233 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
5234 * emit-rtl.c (unshare_all_rtl_1): Adjust.
5235 (unshare_all_rtl_again): Likewise.
5236 * function.c (assign_stack_local_1): Likewise.
5237 (assign_stack_temp_for_type): Likewise.
5239 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5241 * cfgbuild.c (make_edges): Adjust.
5242 * cfgrtl.c (can_delete_label_p): Likewise.
5243 * dwarf2cfi.c (create_trace_edges): Likewise.
5244 * except.c (sjlj_emit_dispatch_table): Likewise.
5245 * function.h (struct expr_status): make x_forced_labels a vector.
5246 * jump.c (rebuild_jump_labels_1): Adjust.
5247 * reload1.c (set_initial_label_offsets): Likewise.
5248 * stmt.c (force_label_rtx): Likewise.
5249 (expand_label): Likewise.
5251 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5253 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
5255 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
5257 PR tree-optimization/71077
5258 PR tree-optimization/68542
5259 * fold-const.c (fold_relational_const): Fix folding of
5260 VECTOR_CST comparisons that have a scalar boolean result type.
5261 (selftest::test_vector_folding): New static function.
5262 (selftest::fold_const_c_tests): Call it.
5264 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5266 * doc/extend.texi (SPU Built-in Functions): Remove stale
5267 references to material formerly at IBM and Sony.
5269 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
5272 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
5274 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5276 * diagnostic-show-locus.c
5277 (selftest::test_fixit_consolidation): New function.
5278 (selftest::diagnostic_show_locus_c_tests): Call it.
5279 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
5280 constructor based on source_range.
5282 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5284 * diagnostic-color.c (color_dict): Add "fixit-insert" and
5286 (parse_gcc_colors): Update description of default GCC_COLORS.
5287 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
5288 (colorizer::set_fixit_insert): New method.
5289 (colorizer::set_fixit_delete): New method.
5290 (colorizer::get_color_by_name): New method.
5291 (colorizer::STATE_FIXIT_INSERT): New constant.
5292 (colorizer::STATE_FIXIT_DELETE): New constant.
5293 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
5294 fields in favor of new field "m_stop_color". Add fields
5295 "m_fixit_insert" and "m_fixit_delete".
5296 (colorizer::colorizer): Update for above changes. Replace
5297 colorize_start calls with calls to get_color_by_name.
5298 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
5299 STATE_FIXIT_DELETE. Update for field renamings.
5300 (colorizer::finish_state): Simplify by using m_stop_color,
5301 rather than multiple identical "*_ce" fields.
5302 (colorizer::get_color_by_name): New method.
5303 (layout::print_any_fixits): Print insertions and replacements
5304 using the "fixit-insert" color, and deletions using the
5305 "fixit-delete" color.
5306 * doc/invoke.texi (-fdiagnostics-color): Update description of
5307 default GCC_COLORS, and of the supported capabilities.
5309 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
5311 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
5312 current_function_static_stack_size variable with the static
5313 stack frame size of the current function when
5314 flag_stack_usage_info is enabled.
5316 2016-08-26 Nathan Sidwell <nathan@acm.org>
5318 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
5319 assignment inside if condition.
5321 2016-08-26 Richard Biener <rguenther@suse.de>
5323 PR tree-optimization/69047
5324 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
5325 extracts similar to what FRE does.
5326 (non_rewritable_mem_ref_base): Likewise.
5328 2016-08-26 Joseph Myers <joseph@codesourcery.com>
5330 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
5331 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5332 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5333 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5334 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
5336 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5337 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5338 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5339 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
5340 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5342 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5345 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
5346 reservation duration to 15 cycles.
5347 (cortex_a8_vfp_macs): Likewise.
5348 (cortex_a8_vfp_macd): Likewise.
5349 (cortex_a8_vfp_divs): Likewise.
5350 (cortex_a8_vfp_divd): Likewise.
5352 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5354 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
5355 (aarch_macro_fusion_pair_p): Use above to avoid early return.
5357 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5358 Martin Jambhor <mjambor@suse.cz>
5360 * common.opt: New option -fipa-bit-cp.
5361 * doc/invoke.texi: Document -fipa-bit-cp.
5362 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
5363 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
5364 * tree-ssa-ccp.h: New header file.
5365 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
5366 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
5367 Replace all occurences of tree parameter by two new params: signop, int.
5368 (bit_value_unop_1): Change to bit_value_unop and export it.
5369 Replace all occurences of tree parameter by two new params: signop,
5371 (bit_value_binop): Change call from bit_value_binop_1 to
5373 (bit_value_assume_aligned): Likewise.
5374 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
5375 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
5377 (ccp_finalize): Skip processing if val->mask == 0.
5378 * ipa-cp.c: Include tree-ssa-ccp.h
5379 (ipcp_bits_lattice): New class.
5380 (ipcp_param_lattice (bits_lattice): New member.
5381 (print_all_lattices): Call ipcp_bits_lattice::print.
5382 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
5383 (initialize_node_lattices): Likewise.
5384 (propagate_bits_accross_jump_function): New function.
5385 (propagate_constants_accross_call): Call
5386 propagate_bits_accross_jump_function.
5387 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
5388 (ipcp_store_bits_results): New function.
5389 (ipcp_driver): Call ipcp_store_bits_results.
5390 * ipa-prop.h (ipa_bits): New struct.
5391 (ipa_jump_func): Add new member bits of type ipa_bits.
5392 (ipa_param_descriptor): Change decl to decl_or_type.
5393 (ipa_get_param): Change decl to decl_or_type and assert on
5395 (ipa_get_type): New function.
5396 (ipcp_transformation_summary): New member bits.
5397 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
5398 (ipa_populate_param_decls): Likewise.
5399 (ipa_dump_param): Likewise.
5400 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
5402 (ipa_set_jf_unknown): Set ipa_bits::known to false.
5403 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
5405 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
5406 (ipa_write_jump_function): Add streaming for ipa_bits.
5407 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
5408 (write_ipcp_transformation_info): Add streaming for ipa_bits
5410 (read_ipcp_transfomration_info): Add support for reading streamed
5412 (ipcp_update_bits): New function.
5413 (ipcp_transform_function): Call ipcp_update_bits.
5415 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
5417 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
5418 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
5420 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
5422 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
5424 2016-08-25 Richard Biener <rguenther@suse.de>
5426 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
5427 Only add locations in late dwarf.
5428 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
5429 (dwarf2out_early_finish): But do it here.
5431 2016-08-24 Michael Collison <michael.collison@linaro.org>
5432 Michael Collison <michael.collison@arm.com>
5434 * config/arm/arm-modes.def: Add new condition code mode CC_V
5435 to represent the overflow bit.
5436 * config/arm/arm.c (maybe_get_arm_condition_code):
5437 Add support for CC_Vmode.
5438 (arm_gen_unlikely_cbranch): New function to generate common
5439 rtl conditional branches for overflow patterns.
5440 * config/arm/arm-protos.h: Add prototype for
5441 arm_gen_unlikely_cbranch.
5442 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
5443 addsi3_compareV_upper): New patterns to support signed
5444 builtin overflow add operations.
5445 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
5446 New patterns to support unsigned builtin add overflow operations.
5447 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
5448 builtin overflow subtract operations,
5449 (usubv<mode>4): New patterns to support unsigned builtin subtract
5450 overflow operations.
5451 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
5452 to support builtin overflow negate operations.
5454 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5457 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5459 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5460 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5463 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5465 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
5466 MULTILIB_OPTIONS should be used. Small wording fixes.
5467 * genmultilib: Memorize set of all option combinations in
5468 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
5469 found in MULTILIB_OPTIONS by checking if option set is listed in
5470 combination_space. Output new and existing error message to stderr.
5472 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5474 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
5475 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
5476 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
5477 (MULTILIB_REUSE): Remove reuse rules for option set including
5478 -mfpu=fp-armv8 and -mfpu=vfpv4
5480 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
5482 * config/arm/t-rtems: Add vfp multilib.
5484 2016-08-23 Ian Lance Taylor <iant@golang.org>
5486 * config/s390/s390.c (s390_asm_file_start): Call
5489 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5491 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
5492 initialization of all 0's to the 0 constant, instead of directly
5493 generating XOR. Add support for V4SImode vector initialization on
5494 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
5495 initialization. Change variables used in V4SFmode vector
5496 intialization. For V4SFmode vector splat on ISA 3.0, make sure
5497 any memory addresses are in index form. Add support for using
5498 VSPLTH/VSPLTB to initialize vector short and vector char vectors
5499 with all of the same element.
5500 (regno_or_subregno): New helper function to return a register
5501 number for either REG or SUBREG.
5502 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
5503 Use regno_or_subregno where possible.
5504 (rs6000_split_v4si_init_di_reg): New helper function to build up a
5505 DImode value from two SImode values in order to generate V4SImode
5506 vector initialization on 64-bit systems with direct move.
5507 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
5509 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5511 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5513 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5514 attributes to initialize V8HImode and V16QImode vectors with the
5516 (VSX_SPLAT_COUNT): Likewise.
5517 (VSX_SPLAT_SUFFIX): Likewise.
5518 (UNSPEC_VSX_VEC_INIT): New unspec.
5519 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5520 Allow SFmode values to come from Altivec registers.
5521 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5522 on 64-bit systems with direct move.
5523 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5524 vector initializations, to allow V4SImode vector initializations
5525 on 64-bit systems with direct move.
5526 (vsx_splat_v4si): Likewise.
5527 (vsx_splat_v4si_di): Likewise.
5528 (vsx_splat_v4sf): Likewise.
5529 (vsx_splat_v4sf_internal): Likewise.
5530 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5532 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5533 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5534 initializing V8HImode and V16QImode vectors with the same
5536 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5537 optimization if -maltivec=be.
5539 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5541 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5542 attribute for alternatives 3 and 4.
5544 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5546 * selftest.c (selftest::assert_str_contains): New function.
5547 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5548 * selftest.h (selftest::assert_str_contains): New decl.
5549 (ASSERT_STR_CONTAINS): New macro.
5551 2016-08-23 Richard Biener <rguenther@suse.de>
5553 PR tree-optimization/77286
5554 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5556 (vect_transform_loop): Split exit edges of loop and scalar
5557 loop if required and at the appropriate time.
5559 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5561 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5562 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5564 Correct a typo in a comment.
5566 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5568 * config/s390/s390.md ("*andc_split"): New splitter for and with
5571 2016-08-23 Richard Biener <rguenther@suse.de>
5573 PR tree-optimization/27336
5574 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5575 by looking for a non-EH edge.
5576 (process_assert_insertions_for): Likewise.
5578 2016-08-23 Richard Biener <rguenther@suse.de>
5581 * statistics.c (statistics_counter_event): Robustify against
5584 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5586 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5587 for targets amdfam10 and barcelona.
5589 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5591 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5592 (zero_extend<mode>di2): Ditto.
5593 (*zero_extend<mode>si2): Ditto.
5594 (*zero_extendqihi2): Ditto.
5596 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5599 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5600 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5602 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5604 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5605 identical consecutive elements.
5606 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5607 the node's def stmt, avoid printing an unwanted trailing newline by
5608 replacing the call to print_gimple_stmt() with its inlined body and
5609 adjusting it to not set pp_needs_newline and to call pp_flush()
5610 instead of pp_newline_and_flush().
5612 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5614 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5615 (float32_type_node, float64_type_node, float32x_type_node)
5616 (float128x_type_node): New macros.
5617 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5618 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5619 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5620 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5621 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5622 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5623 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5624 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5625 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5626 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5627 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5628 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5629 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5630 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5631 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5632 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5633 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5634 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5635 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5637 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5638 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5639 * doc/extend.texi (Other Builtins): Document these built-in
5641 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5644 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5646 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5648 2016-08-22 Richard Biener <rguenther@suse.de>
5650 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5652 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5655 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5656 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5657 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5659 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5661 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5662 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5663 (vrp_visit_switch_stmt): Likewise.
5664 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5665 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5666 (vrp_visit_stmt): Use extract_range_from_stmt.
5667 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5669 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5671 * Makefile.in: Add tree-vrp.h to GTFILES.
5672 * gengtype.c (open_base_files): Add tree-vrp.h.
5673 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5674 * builtins.c: Likewise.
5675 * fold-const.c: Likewise.
5676 * gimple-builder.c: Likewise.
5677 * gimple-laddress.c: Likewise.
5678 * hsa-gen.c: Likewise.
5679 * internal-fn.c: Likewise.
5681 * targhooks.c: Liewise,
5682 * tree-ssa-address.c: Likewise.
5683 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
5684 * tree-vrp.c (struct value_range): Move to tree-vrp.h
5685 * tree-vrp.h: New file.
5687 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5689 PR tree-optimization/61839
5690 * tree-vrp.c (two_valued_val_range_p): New.
5691 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
5692 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
5693 Also Convert VAR BINOP CST where VAR is two-valued to
5694 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
5696 2016-08-19 David Malcolm <dmalcolm@redhat.com>
5698 * diagnostic-show-locus.c
5699 (layout::annotation_line_showed_range_p): New method.
5700 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
5701 Reimplement case fixit_hint::REPLACE to cover removals, and
5702 replacements where the range of the replacement isn't one
5703 of the ranges in the rich_location.
5704 (test_one_liner_fixit_replace): Likewise.
5705 (selftest::test_one_liner_fixit_replace_non_equal_range): New
5707 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
5709 (selftest::test_diagnostic_show_locus_one_liner): Call the new
5711 * diagnostic.c (print_parseable_fixits): Remove case
5714 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
5717 * config/i386/i386.c (ix86_option_override_internal): Remove
5718 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
5719 Enable SSE prefetch also for TARGET_PREFETCHWT1.
5720 Do not try to enable TARGET_PRFCHW ISA flag here.
5721 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
5722 Rewrite expander function body.
5723 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
5725 2016-08-19 Joseph Myers <joseph@codesourcery.com>
5728 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
5729 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
5730 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
5731 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
5732 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
5733 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
5734 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
5735 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
5736 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
5738 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
5740 (struct floatn_type_info): New structure type.
5741 (floatn_nx_types): New variable declaration.
5742 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
5743 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
5744 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
5745 * tree.c (floatn_nx_types): New variable.
5746 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
5747 corresponding complex types.
5748 * target.def (floatn_mode): New hook.
5749 * targhooks.c: Include "real.h".
5750 (default_floatn_mode): New function.
5751 * targhooks.h (default_floatn_mode): New prototype.
5752 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
5754 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
5755 effective-target and dg-add-options keywords.
5756 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
5757 Document new effective-target keywords.
5758 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
5759 * doc/tm.texi: Regenerate.
5760 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
5761 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
5762 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
5764 * real.h (struct real_format): Add field ieee_bits.
5765 * real.c (ieee_single_format, mips_single_format)
5766 (motorola_single_format, spu_single_format, ieee_double_format)
5767 (mips_double_format, motorola_double_format)
5768 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
5769 (ieee_extended_intel_128_format)
5770 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
5771 (mips_extended_format, ieee_quad_format, mips_quad_format)
5772 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
5773 (decimal_double_format, decimal_quad_format, ieee_half_format)
5774 (arm_half_format, real_internal_format: Initialize ieee_bits
5776 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
5777 float128_type_node. Set float80_type_node to float64x_type_node
5778 if appropriate and long_double_type_node not appropriate.
5779 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
5780 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
5781 Initialize ieee_bits field.
5782 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
5783 (rs6000_init_builtins): Set ieee128_float_type_node to
5785 (rs6000_floatn_mode): New function.
5787 2016-08-19 Jakub Jelinek <jakub@redhat.com>
5789 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5790 _rdseed64_step): Uglify argument names and/or local variable names
5791 in inline functions.
5792 * config/i386/rtmintrin.h (_xabort): Likewise.
5793 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
5794 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
5795 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
5796 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
5797 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
5798 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
5799 _mm_maskz_ternarylogic_epi32): Likewise.
5800 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
5801 __lwpins32, __lwpins64): Likewise.
5802 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
5803 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
5804 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
5805 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
5806 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
5807 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
5808 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
5809 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
5810 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
5811 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
5812 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
5813 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
5814 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
5815 _mm256_mask_i64gather_epi32): Likewise.
5816 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5817 * config/i386/ia32intrin.h (__writeeflags): Likewise.
5818 * config/i386/pkuintrin.h (_wrpkru): Likewise.
5819 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
5820 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
5821 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
5822 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
5823 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
5824 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
5825 _mm512_mask_prefetch_i64scatter_ps): Likewise.
5826 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5827 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
5828 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
5829 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
5830 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
5831 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
5832 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
5833 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
5835 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
5837 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
5838 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
5840 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
5841 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
5843 (_rdpkru_u32): Add space after function name.
5845 * config/i386/t-i386 (i386-c.o): Don't depend on
5846 i386-builtin-types.inc.
5847 (i386.o): Depend on i386-builtin-types.inc.
5849 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
5852 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
5853 Use const_vec_duplicate to check for duplicated elements.
5855 2016-08-19 Richard Biener <rguenther@suse.de>
5857 PR tree-optimization/77290
5858 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5859 Fix flag_tree_parallelize_loops check.
5861 2016-08-19 Richard Biener <rguenther@suse.de>
5863 * match.pd (x | 0 -> x): Add.
5865 2016-08-19 Richard Biener <rguenther@suse.de>
5867 PR tree-optimization/77286
5868 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
5869 Deal with virtual PHIs being out-of-order.
5871 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5873 * doc/invoke.texi (fverbose-asm): Note that source code lines
5874 are emitted, and provide an example.
5875 * final.c (asm_show_source): New function.
5876 (final_scan_insn): Call asm_show_source.
5878 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5880 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
5881 param with diagnostic_kind.
5882 (class colorizer): Similarly replace field m_diagnostic with
5884 (colorizer::colorizer): Replace diagnostic
5885 param with diagnostic_kind.
5886 (colorizer::begin_state): Update for above field change.
5887 (layout::layout): Replace diagnostic param with rich_location *
5888 and diagnostic_kind.
5889 (diagnostic_show_locus): Replace diagnostic param with richloc
5890 and diagnostic_kind.
5891 (class selftest::test_diagnostic_context): New class.
5892 (selftest::test_diagnostic_show_locus_unknown_location): New
5894 (selftest::test_one_liner_simple_caret): New function.
5895 (selftest::test_one_liner_caret_and_range): New function.
5896 (selftest::test_one_liner_multiple_carets_and_ranges): New
5898 (selftest::test_one_liner_fixit_remove): New function.
5899 (selftest::test_one_liner_fixit_replace): New function.
5900 (selftest::test_diagnostic_show_locus_one_liner): New function.
5901 (selftest::diagnostic_show_locus_c_tests): Call the new test
5903 * diagnostic.c (diagnostic_initialize): Initialize
5904 colorize_source_p, show_ruler_p and parseable_fixits_p.
5905 (default_diagnostic_finalizer): Update for change to
5906 diagnostic_show_locus.
5907 (diagnostic_append_note): Likewise.
5908 * diagnostic.h (diagnostic_show_locus): Replace
5909 const diagnostic_info * param with location * and diagnostic_t.
5911 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5913 * input.c (saved_line_table): New global.
5914 (class selftest::temp_line_table): Rename to line_table_test and
5915 move declaration to selftest.h, and drop field m_old_line_table.
5916 (selftest::temp_line_table::temp_line_table): Rename ctor to...
5917 (selftest::line_table_test::line_table_test): ...this. Add a
5918 default ctor. Store current value of line_table within
5920 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
5921 (selftest::line_table_test::~line_table_test): ...this, and
5922 restore line_table from the saved_line_table, rather than
5924 (selftest::test_accessing_ordinary_linemaps): Update for above
5926 (selftest::test_lexer): Likewise.
5927 (struct selftest::lexer_test): Likewise.
5928 (selftest::lexer_test::lexer_test): Likewise.
5929 (selftest::input_c_tests): Move the looping over test cases from
5931 (selftest::for_each_line_table_case): New function.
5932 * input.h (saved_line_table): New decl.
5933 * selftest.h (struct selftest::line_table_case): New forward decl.
5934 (class selftest::line_table_test): New class, moved here from
5935 selftest::temp_line_table in input.c, and renamed.
5936 (selftest::for_each_line_table_case): New decl.
5938 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
5941 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
5943 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
5946 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
5947 enclosing parallel construct for reduction variables on OpenACC loop
5950 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
5952 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
5953 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
5955 (function_to_dwarf_procedure): Update comment.
5957 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5959 * input.c (diagnostics_file_cache_forcibly_evict_file): New
5961 * input.h (diagnostics_file_cache_forcibly_evict_file): New
5963 * selftest.c (selftest::temp_source_file::~temp_source_file):
5964 Evict m_filename from the diagnostic file cache.
5966 2016-08-18 Richard Biener <rguenther@suse.de>
5968 * tree-pass.h (make_pass_materialize_all_clones): Declare.
5969 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
5970 make_pass_materialize_all_clones): New simple IPA pass encapsulating
5971 clone materialization.
5972 * passes.def (all_late_ipa_passes): Start with
5973 pass_materialize_all_clones.
5974 * cgraphunit.c (symbol_table::compile): Remove call to
5975 materialize_all_clones.
5976 * tree-into-ssa.c: Include statistics.h.
5977 (update_ssa): Count number of times we do incremental/rewrite
5980 2016-08-18 Richard Biener <rguenther@suse.de>
5982 PR tree-optimization/77282
5983 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5984 When doing auto-parallelizing also prevent use of PHIs that
5985 carry dependences across loop backedges.
5987 2016-08-18 Tamar Christina <tamar.christina@arm.com>
5988 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5990 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
5992 2016-08-18 Richard Biener <rguenther@suse.de>
5994 * ssa-iterators.h (ssa_vuse_operand): New inline.
5995 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
5996 (predicate_all_scalar_phis): Use remove_phi_node to remove
5997 phi nodes predicated. Delay removing virtual PHIs.
5998 (predicate_mem_writes): Update virtual operands.
5999 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
6000 (tree_if_conversion): Do not rewrite virtual SSA form.
6001 * tree-phinodes.c (release_phi_node): Make static.
6002 * tree-phinodes.h (release_phi_node): Remove.
6004 2016-08-18 Jakub Jelinek <jakub@redhat.com>
6006 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
6007 codes that appear in bdesc_* arrays, instead include i386-builtin.def
6008 twice to define those.
6009 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
6010 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
6011 bdesc_multi_arg): Define by including i386-builtin.def the third time.
6012 * config/i386/i386-builtin.def: New file.
6014 2016-08-17 David Malcolm <dmalcolm@redhat.com>
6016 * input.c (get_source_range_for_char): Rename to...
6017 (selftest::get_source_range_for_char): ...this, and move within
6018 the #if CHECKING_P guard.
6019 (get_num_source_ranges_for_substring): Rename to...
6020 (selftest::get_num_source_ranges_for_substring): ...this, move
6021 within the #if CHECKING_P guard, and make static.
6022 (selftest::assert_num_substring_ranges): Initialize
6025 2016-08-18 Alan Modra <amodra@gmail.com>
6027 PR rtl-optimization/72771
6028 * reload.c (find_reloads): Don't assume that a subreg mem is OK
6029 when find_reloads_toplev returns address_reloaded==-1.
6030 (alternative_allows_const_pool_ref): Update comment.
6032 2015-08-17 Alan Hayward <alan.hayward@arm.com>
6034 PR tree-optimization/71752
6035 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
6036 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
6038 2016-08-17 Jakub Jelinek <jakub@redhat.com>
6040 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
6041 instead of testing ECF_NORETURN bit in gimple_call_flags.
6042 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
6043 * predict.c (tree_bb_level_predictions): Likewise.
6044 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
6047 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
6048 turning a call into __builtin_unreachable-like noreturn call, adjust
6049 gimple_call_set_fntype.
6050 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
6051 gimple_call_fntype has void return type.
6053 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
6055 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
6056 maybe_lookup_decl, to handle nested acc loop directives.
6058 2016-08-17 Richard Biener <rguenther@suse.de>
6060 PR tree-optimization/76490
6061 * tree-vrp.c (update_value_range): Preserve overflow infinities
6062 when intersecting with ranges from get_range_info.
6063 (operand_less_p): Handle overflow infinities correctly.
6064 (value_range_constant_singleton): Use vrp_operand_equal_p
6065 to handle overflow max/min correctly.
6066 (vrp_valueize): Likewise.
6067 (union_ranges): Likewise.
6068 (intersect_ranges): Likewise.
6069 (vrp_visit_phi_node): Improve iteration limitation to only
6070 apply when we'll possibly re-visit the PHI via a changed argument
6073 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
6075 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
6076 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
6077 rather than those that should not be built.
6079 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
6082 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
6084 2016-08-17 Richard Biener <rguenther@suse.de>
6086 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
6087 (verify_vssa): New function verifying virtual SSA form.
6088 (verify_ssa): Call it.
6089 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
6090 Do not apply loop-closed SSA handling to virtuals.
6091 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
6092 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
6093 when rewriting their symbol.
6094 (prepare_def_site_for): Likewise.
6095 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
6096 operands of moved stmts.
6098 2016-08-17 Richard Biener <rguenther@suse.de>
6100 PR tree-optimization/23855
6101 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
6102 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
6103 find guards to hoist. Do not update SSA form but rewrite virtuals
6104 into loop closed SSA.
6105 (find_loop_guard): Adjust to skip already hoisted guards. Do
6106 not mark virtuals for renaming or update SSA form.
6108 2016-08-17 Martin Liska <mliska@suse.cz>
6110 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
6111 a LONG_LONG_TYPE_SIZE comparison.
6112 * gcov-io.h: Remove macro definitions.
6113 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
6114 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
6117 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6119 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
6120 that builtins not mentioned in bdesc_* arrays come first, then
6121 the ones mentioned in bdesc_* arrays in the order they appear in
6122 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
6123 IX86_BUILTIN__BDESC_*_LAST enumerator.
6124 (bdesc_mpx): Fix up a comment typo.
6125 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
6126 __builtin_ia32_vpcomneu[bwdq] builtins.
6127 (BDESC_VERIFY, BDESC_VERIFYS): Define.
6128 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
6129 enum ix86_builtins ordering.
6130 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
6131 for direct bdesc_* array member access instead of searching all the
6132 arrays until an fcode match is found.
6134 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
6136 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
6137 pattern as define_insn_and_split. Split insn before reload to
6139 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
6140 <shift_insn><mode>3_1.
6141 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
6142 <rotate_insn><mode>3_1.
6144 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6147 * input.c (get_source_range_for_substring): Rename to...
6148 (get_source_location_for_substring): ...this, adding param
6149 "caret_idx", and converting output param from source_range * to
6151 (get_source_range_for_char): New function.
6152 (get_num_source_ranges_for_substring): Update comment to reflect
6154 (assert_char_at_range): Update to use get_source_range_for_char
6155 rather than get_source_range_for_substring.
6156 (test_lexer_string_locations_concatenation_2): Likewise.
6157 * substring-locations.h (get_source_range_for_substring): Rename
6159 (get_source_location_for_substring): ...this, and adding param
6160 "caret_idx", and converting output param from source_range * to
6163 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6165 * input.c (class selftest::temp_source_file): Move to
6167 (selftest::temp_source_file::temp_source_file): Move to
6169 (selftest::temp_source_file::~temp_source_file): Likewise.
6170 * selftest.c (selftest::temp_source_file::temp_source_file): Move
6172 (selftest::temp_source_file::~temp_source_file): Likewise.
6173 * selftest.h (class selftest::temp_source_file): Move here from
6176 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6179 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
6180 inlining, add cgraph edge for the added __builtin_unreachable call.
6183 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
6184 only cast it to SHWI for the final comparison.
6186 2016-08-16 Martin Liska <mliska@suse.cz>
6188 PR gcov-profile/36412
6189 * doc/gcov.texi: Document --hash-filenames(-x).
6190 * gcov.c (print_usage): Add the option.
6191 (process_args): Process the option, sort options alphabetically.
6192 (md5sum_to_hex): New function.
6193 (make_gcov_file_name): Do the md5sum and append it to a
6196 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6198 PR tree-optimization/69848
6199 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
6200 and swtich operands to avoid additional NOT instruction.
6201 (vcond<v_cmp_mixed><mode>): Ditto.
6202 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6204 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
6206 * doc/install.texi (*-*-solaris2*): Adjust latest change.
6208 2016-08-16 Richard Biener <rguenther@suse.de>
6210 PR tree-optimization/76783
6211 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
6212 BB visited flags at start.
6214 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6216 PR tree-optimization/72817
6217 PR tree-optimization/73450
6218 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
6219 multiple_of_p for adjusted IV.base.
6221 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
6224 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
6225 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
6226 for !flag_finite_math_only or flag_signed_zeros.
6227 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
6228 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
6229 depend on flag_finite_math_only.
6230 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
6232 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
6233 (*ieee_smin<mode>3): Ditto.
6234 (*ieee_smax<mode>3): Ditto.
6235 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
6236 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
6238 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
6239 depend on flag_finite_math_only.
6240 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
6241 (*mmx_<code>v2sf3): Remove.
6242 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
6243 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
6244 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
6246 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6248 PR rtl-optimization/73650
6249 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
6250 it is not a simple move.
6252 2016-08-15 Martin Liska <mliska@suse.cz>
6255 * gcc.c (do_spec_1): Call save_string with the right size.
6256 (save_string): Do an assert about string we copy.
6258 2016-08-15 Richard Biener <rguenther@suse.de>
6260 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
6261 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
6263 (pass_data_stv): Likewise.
6265 2016-08-15 Richard Biener <rguenther@suse.de>
6267 PR tree-optimization/73434
6268 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
6269 TBAA info on the base when forwarding a non-invariant address.
6271 2016-08-15 Jakub Jelinek <jakub@redhat.com>
6273 * dwarf2out.c (struct checksum_attributes): Add
6274 at_string_length_bit_size and at_string_length_byte_size fields.
6275 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
6276 and DW_AT_string_length_byte_size.
6277 (die_checksum_ordered): Handle at_string_length_bit_size and
6278 at_string_length_byte_size.
6279 (gen_array_type_die): For dwarf_version >= 5 emit
6280 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6281 (adjust_string_types): For dwarf_version >= 5 remove
6282 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6283 (resolve_addr): Likewise.
6286 * dwarf2out.c (string_types): New variable.
6287 (gen_array_type_die): Change early_dwarf handling of
6288 DW_AT_string_length, create DW_OP_call4 referencing the
6289 length var temporarily. Handle parameters that are pointers
6291 (adjust_string_types): New function.
6292 (gen_subprogram_die): Temporarily set string_types to local var,
6293 call adjust_string_types if needed.
6294 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
6296 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
6298 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
6300 * doc/install.texi (*-*-solaris2*): Fix version number and document
6301 requirement on GNU make for building libjava with the Solaris linker.
6303 2016-08-15 Martin Liska <mliska@suse.cz>
6304 Jakub Jelinek <jakub@redhat.com>
6306 PR tree-optimization/72824
6307 * tree-loop-distribution.c (const_with_all_bytes_same)
6308 <case VECTOR_CST>: Fix a typo.
6310 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
6313 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
6314 Renamed from _mm512_undefined_si512.
6315 (_mm_undefined_si512): New definition.
6317 2016-08-13 Richard Biener <rguenther@suse.de>
6319 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
6320 into PHIs and update the lattice for its def.
6322 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6325 * ubsan.c (instrument_si_overflow): Pass true instead of false
6327 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
6328 of bbs. Return TODO_cleanup_cfg if any returned true.
6330 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6332 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
6333 ISA 3.0 MTVSRDD instruction.
6334 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
6337 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
6339 PR tree-optimization/71083
6340 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
6341 bitfield access when possible.
6343 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
6346 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
6347 sign-changing cast from a shorter unsigned type to a wider
6350 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6352 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
6353 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
6354 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
6356 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6358 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6359 Correct costs for vec_construct.
6361 2016-08-12 Bin Cheng <bin.cheng@arm.com>
6363 PR tree-optimization/69848
6364 * tree-vectorizer.h (enum vect_def_type): New condition reduction
6365 type CONST_COND_REDUCTION.
6366 * tree-vect-loop.c (vectorizable_reduction): Support new condition
6367 reudction type CONST_COND_REDUCTION.
6369 2016-08-12 Richard Biener <rguenther@suse.de>
6371 PR tree-optimization/57326
6372 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
6373 returning an SSA name.
6374 (phi_translate_1): When fully_constant_expression returns a NAME
6375 make sure we have a leader for it.
6377 2016-08-12 Martin Liska <mliska@suse.cz>
6378 Adam Fineman <afineman@afineman.com>
6380 * gcov.c (process_file): Create .gcov file when .gcda
6383 2016-08-12 Marek Polacek <polacek@redhat.com>
6386 * alias.c (find_base_value): Adjust fall through comment.
6387 * cfgexpand.c (expand_debug_expr): Likewise.
6388 * combine.c (find_split_point): Likewise.
6389 (expand_compound_operation): Likewise. Add FALLTHRU.
6390 (make_compound_operation): Adjust fall through comment.
6391 (canon_reg_for_combine): Add FALLTHRU.
6392 (force_to_mode): Adjust fall through comment.
6393 (simplify_shift_const_1): Likewise.
6394 (simplify_comparison): Likewise.
6395 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
6397 * config/aarch64/predicates.md: Likewise.
6398 * config/i386/i386.c (function_arg_advance_32): Likewise.
6399 (ix86_gimplify_va_arg): Likewise.
6400 (print_reg): Likewise.
6401 (ix86_print_operand): Likewise.
6402 (ix86_build_const_vector): Likewise.
6403 (ix86_expand_branch): Likewise.
6404 (ix86_sched_init_global): Adjust fall through comment.
6405 (ix86_expand_args_builtin): Add FALLTHRU.
6406 (ix86_expand_builtin): Likewise.
6407 (ix86_expand_vector_init_one_var): Likewise.
6408 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6409 (rs6000_adjust_cost): Likewise.
6410 (insn_must_be_first_in_group): Likewise.
6411 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
6412 * dbxout.c (dbxout_symbol): Adjust fall through comment.
6413 * df-scan.c (df_uses_record): Likewise.
6414 * dojump.c (do_jump): Add FALLTHRU.
6415 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
6417 (resolve_args_picking_1): Adjust fall through comment.
6418 (loc_list_from_tree_1): Likewise.
6419 * expmed.c (make_tree): Likewise.
6420 * expr.c (expand_expr_real_2): Add FALLTHRU.
6421 (expand_expr_real_1): Likewise. Adjust fall through comment.
6422 * fold-const.c (const_binop): Adjust fall through comment.
6423 (fold_truth_not_expr): Likewise.
6424 (fold_cond_expr_with_comparison): Add FALLTHRU.
6425 (fold_binary_loc): Likewise.
6426 (contains_label_1): Adjust fall through comment.
6427 (multiple_of_p): Likewise.
6428 * gcov-tool.c (process_args): Add FALLTHRU.
6429 * genattrtab.c (check_attr_test): Likewise.
6430 (write_test_expr): Likewise.
6431 * genconfig.c (walk_insn_part): Likewise.
6432 * genpreds.c (validate_exp): Adjust fall through comment.
6433 (needs_variable): Likewise.
6434 * gensupport.c (get_alternatives_number): Add FALLTHRU.
6435 (subst_dup): Likewise.
6436 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
6437 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
6438 (gimplify_scan_omp_clauses): Add FALLTHRU.
6439 (goa_stabilize_expr): Likewise.
6440 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
6442 * hsa-gen.c (get_address_from_value): Likewise.
6443 * ipa-icf.c (sem_function::hash_stmt): Likewise.
6444 * ira.c (ira_setup_alts): Add FALLTHRU.
6445 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
6447 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
6448 * opts.c (common_handle_option): Likewise.
6449 * read-rtl.c (read_rtx_code): Likewise.
6450 * real.c (round_for_format): Likewise.
6451 * recog.c (asm_operand_ok): Likewise.
6452 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
6453 * reload1.c (set_label_offsets): Likewise.
6454 (eliminate_regs_1): Likewise.
6455 (reload_reg_reaches_end_p): Likewise.
6456 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
6457 (rtx_cost): Likewise.
6458 * sched-rgn.c (is_exception_free): Likewise.
6459 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
6460 * stor-layout.c (int_mode_for_mode): Likewise.
6461 * toplev.c (print_to_asm_out_file): Likewise.
6462 (print_to_stderr): Likewise.
6463 * tree-cfg.c (gimple_verify_flow_info): Likewise.
6464 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
6465 (chrec_fold_multiply): Likewise.
6466 (evolution_function_is_invariant_rec_p): Likewise.
6467 (for_each_scev_op): Likewise.
6468 * tree-data-ref.c (siv_subscript_p): Likewise.
6469 (get_references_in_stmt): Likewise.
6470 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
6471 (substitute_in_expr): Likewise.
6472 (type_cache_hasher::equal): Likewise.
6473 (walk_type_fields): Likewise.
6474 * var-tracking.c (adjust_mems): Add FALLTHRU.
6475 (set_dv_changed): Adjust fall through comment.
6476 * varasm.c (default_function_section): Add FALLTHRU.
6478 2016-08-12 Marek Polacek <polacek@redhat.com>
6481 * tree-complex.c (expand_complex_division): Add missing break.
6483 2016-08-12 Richard Biener <rguenther@suse.de>
6485 * passes.c (execute_todo): Do not push/pop TV_TODO.
6486 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
6487 (execute_one_pass): Likewise.
6488 * common.opt (ftime-report-details): New switch.
6489 * doc/invoke.texi (ftime-report-details): Document.
6490 * timevar.h (timer::print_row): Adjust signature.
6491 (timer::all_zero): New static helper.
6492 (timer::child_map_t): New typedef.
6493 (timer::time_var_def): Add children field.
6494 * timevar.c (timer::named_items::print): Adjust.
6495 (timer::~timer): Free timevar recorded children.
6496 (timer::pop_internal): When -ftime-report-details record
6497 time spent in sub-timevars.
6498 (timer::print_row): Adjust.
6499 (timer::print): Print sub-timevar stats, use all_zero.
6500 * timevar.def (TV_TODO): Remove.
6502 2016-08-12 Richard Biener <rguenther@suse.de>
6504 PR tree-optimization/72851
6505 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
6506 worklists to use bitmaps indexed in execution order.
6507 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
6508 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
6509 (cfg_blocks): Make a bitmap.
6510 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6512 (cfg_blocks_empty_p): Adjust.
6513 (cfg_blocks_add): Likewise.
6514 (cfg_blocks_get): Likewise.
6515 (add_ssa_edge): Likewise.
6516 (add_control_edge): Likewise.
6517 (simulate_stmt): Likewise.
6518 (process_ssa_edge_worklist): Likewise.
6519 (simulate_block): Likewise.
6520 (ssa_prop_init): Compute PRE order and stmt UIDs.
6521 (ssa_prop_fini): Adjust.
6522 (ssa_propagate): Adjust.
6524 2016-08-12 Richard Biener <rguenther@suse.de>
6526 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6527 the currently executable edges have fixed ranges. Always
6528 go through update_value_range.
6530 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6534 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6535 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6536 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6537 (LANG_HOOKS_DECLS): Add it.
6538 * langhooks.h (struct lang_hooks_for_decls): Add
6539 function_decl_defaulted. Const_tree-ify
6540 function_decl_explicit_p and function_decl_deleted_p.
6541 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6542 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6543 also at strict DWARF v5.
6546 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6547 TYPE_QUAL_CONST in reference-typed decls.
6550 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6551 in DW_OP_pieces, just enough to handle pointers to member
6553 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6554 expression on DWARFv5 if a constant value doesn't work.
6556 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6558 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6559 * selftest.c (selftest::test_assertions): New function.
6560 (selftest::selftest_c_tests): New function.
6561 * selftest.h (selftest::selftest_c_tests): New declaration.
6563 2016-08-11 Richard Biener <rguenther@suse.de>
6564 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6566 PR rtl-optimization/72855
6567 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6569 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6572 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6573 (vsx_store_<mode>): Likewise.
6575 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6577 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6578 TImode CONST_WIDE_INT store.
6579 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6581 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6583 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6584 mode if unaligned SSE load and store are optimal.
6586 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6588 PR tree-optimization/71083
6589 * tree-predcom.c (ref_at_iteration): Correctly align the
6592 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6594 * config/s390/s390-builtin-types.def: Add INT128 types.
6595 * config/s390/s390-builtins.def: Add INT128 variants for the add
6596 sub low-level builtins dealing with TImode.
6597 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6598 via subreg when expanding a builtin.
6599 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6600 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6602 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6603 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6604 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6605 "vacc<bhfgq>_<mode>".
6606 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6607 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6608 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6609 "vscbi<bhfgq>_<mode>".
6610 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6611 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6613 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6615 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6617 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6619 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6621 (vcond<v_cmp_mixed><mode>): Ditto.
6622 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6624 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6626 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6627 variable explicitly, also assert on it before use.
6629 2016-08-11 Richard Biener <rguenther@suse.de>
6631 PR tree-optimization/72772
6632 * cfgloopmanip.c (create_preheader): Use split_edge if there
6633 is a single loop entry, avoiding degenerate PHIs.
6635 2016-08-11 Richard Biener <rguenther@suse.de>
6637 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6638 unconditional TODO_cleanup_cfg.
6639 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6640 cleanup only if we threaded a jump.
6642 2016-08-11 Alan Modra <amodra@gmail.com>
6645 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6646 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6647 slow. Emit two reloads for slow mem case, first loading in
6648 fast innermode, then converting to required mode.
6650 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6652 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6653 (vec_extract_sig): New macro.
6654 (vec_insert_exp): New macro.
6655 (vec_test_data_class): New macro.
6656 (scalar_extract_exp): New macro.
6657 (scalar_extract_sig): New macro.
6658 (scalar_insert_exp): New macro.
6659 (scalar_test_data_class): New macro.
6660 (scalar_test_neg): New macro.
6661 (scalar_cmp_exp_gt): New macro.
6662 (scalar_cmp_exp_lt): New macro.
6663 (scalar_cmp_exp_eq): New macro.
6664 (scalar_cmp_exp_unordered): New macro.
6665 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6666 to enforce constraint that operand is a 7-bit unsigned literal.
6667 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6668 for power9 built-ins.
6669 (BU_P9V_VSX_2): Likewise.
6670 (BU_P9V_64BIT_VSX_2): Likewise.
6671 (VSEEDP): Add scalar extract exponent support.
6672 (VSEESP): Add scalar extract signature support.
6673 (VSTDCNDP): Add scalar test negative support.
6674 (VSTDCNSP): Likewise.
6675 (VSIEDP): Add scalar insert exponent support.
6676 (VSCEDPGT): Add scalar compare exponent greater than support.
6677 (VSCEDPLT): Add scalar compare exponent less than support.
6678 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6679 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
6680 (VSTDCDP): Add scalar test data class support.
6681 (VSTDCSP): Likewise.
6682 (VSEEDP): Add overload support for scalar extract exponent
6684 (VSESDP): Add overload support for scalar extract signature
6686 (VSTDCN): Add overload support for scalar test negative
6688 (VSTDCNDP): Add overload support for scalar test negative
6690 (VSTDCNSP): Add overload support for scalar test negative
6692 (VSIEDP): Add overload support for scalar insert exponent
6694 (VSTDC): Add overload support for scalar test data class
6696 (VSTDCDP): Add overload support for scalar test data class
6698 (VSTDCSP): Add overload support for scalar test data class
6700 (VSCEDPGT): Add overload support for scalar compare exponent
6701 greater than operation.
6702 (VSCEDPLT): Add overload support for scalar compare exponent
6703 less than operation.
6704 (VSCEDPEQ): Add overload support for scalar compare exponent
6705 test-for-equality operation.
6706 (VSCEDPUO): Add overload support for scalar compare exponent
6707 test-for-unordered operation.
6708 (VEEDP): Add vector extract exponent support.
6710 (VESDP): Add vector extract significand support.
6712 (VIEDP): Add vector insert exponent support.
6714 (VTDCDP): Add vector test data class support.
6716 (VES): Add overload support for vector extract significand operation.
6719 (VEE): Add overload support for vector extract exponent operation.
6722 (VTDC): Add overload support for vector test data class operation.
6725 (VIE): Add overload support for vector insert exponent operation.
6728 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6729 overloaded binary floating point functions.
6730 (altivec_resolve_overloaded_builtin): Improve error messages to
6731 distinguish between functions not supported in the current
6732 compiler configuration and functions that were invoked with an
6733 invalid parameter combination, and include the built-in function
6734 name in both error messages.
6735 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
6737 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
6739 (rs6000_expand_binop_builtin): Add check to enforce that argument
6740 2 of the test data class operations is a 7-bit unsigned literal.
6741 (rs6000_invalid_builtin): Add code to issue an error message if a
6742 built-in function that requires the power9_vector and -m32
6743 command-line options is compiled without these options.
6744 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
6745 (UNSPEC_VSX_SXSIGDP): New value.
6746 (UNSPEC_VSX_SXSIGPDP): New value.
6747 (UNSPEC_VSX_SIEXPDP): New value.
6748 (UNSPEC_VSX_SCMPEXPDP): New value.
6749 (UNSPEC_VSX_STSTDC): New value.
6750 (UNSPEC_VSX_VXEXP): New value.
6751 (UNSPEC_VSX_VXSIG): New value.
6752 (UNSPEC_VSX_VIEXP): New value.
6753 (UNSPEC_VSX_VTSTDC): New value.
6754 (xsxexpdp): New insn for scalar extract exponent.
6755 (xsxsigdp): New insn for scalar extract significand.
6756 (xsiexpdp): New insn for scalar insert exponent.
6757 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
6758 (*xscmpexpdp): New insn for scalar compare exponents.
6759 (xststdc<Fvsx): New expansion for both single- and
6760 double-precision scalar test data class operations.
6761 (xststdcneg<Fvsx>): New expansion for both single- and
6762 double-precision scalar test for negative value operations.
6763 (*xststdc<Fvsx>): New insn for scalar test data class
6765 (xvxexp<VSs>): New insn for single- and double-precision
6766 vector extract exponent operation.
6767 (xvxsig<VSs>): New insn for single- and double-precision
6768 vector extract significand operation.
6769 (xviexp<VSs>): New insn for single- and double-precision
6770 vector insert exponent operation.
6771 (xvtstdc<VSs>): New insn for single- and double-precision
6772 vector test data class operation.
6773 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6774 built-in functions to represent the Power9 binary floating-point
6775 support instructions.
6777 2016-08-10 bin cheng <bin.cheng@arm.com>
6779 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
6781 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6782 Renlin Li <renlin.li@arm.com>
6783 Bin Cheng <bin.cheng@arm.com>
6785 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
6786 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
6787 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
6788 (aarch64_vcond_internal<mode><mode>): Delete pattern.
6789 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
6790 (vcond<v_cmp_result><mode>): Ditto.
6791 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
6792 (vcondu<mode><mode>): Ditto.
6793 (vcond<v_cmp_mixed><mode>): New pattern.
6794 (vcondu<mode><v_cmp_mixed>): New pattern.
6795 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
6796 of aarch64_vcond_internal.
6798 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6799 Renlin Li <renlin.li@arm.com>
6800 Bin Cheng <bin.cheng@arm.com>
6802 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
6803 (vec_cmp<mode><v_cmp_result>): New pattern.
6804 (vec_cmpu<mode><mode>): New pattern.
6805 (vcond_mask_<mode><v_cmp_result>): New pattern.
6807 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
6809 PR tree-optimization/71734
6810 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
6811 REF_LOOP, invoke ref_indep_loop_p_1.
6812 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
6813 to ref_indep_loop_p.
6814 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
6815 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
6816 is inside LOOP, do not cache dpendence value for loops with
6818 (ref_indep_loop_p_2): Delete function.
6819 (can_sm_ref_p): Pass LOOP as additional argument to
6822 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6825 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
6826 being an offsettable address.
6828 2016-08-10 Martin Liska <mliska@suse.cz>
6830 PR gcov-profile/58306
6831 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
6832 atomic variants of profile update functions.
6834 2016-08-10 Martin Liska <mliska@suse.cz>
6836 Cherry picked (and modified) from google-4_7 branch
6837 2012-12-26 Rong Xu <xur@google.com>
6838 * common.opt (fprofile-update): Add new flag.
6839 * coretypes.h: Define enum profile_update.
6840 * doc/invoke.texi: Document -fprofile-update.
6841 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
6842 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
6843 * tree-profile.c (gimple_init_edge_profiler): Generate
6844 also atomic profiler update.
6845 (gimple_gen_edge_profiler): Likewise.
6847 2016-08-10 David Malcolm <dmalcolm@redhat.com>
6849 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
6850 stack_usage_file to NULL after fclose calls.
6852 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6855 * reload.c (push_reload): Compute subreg_in_class for
6856 subregs of constants and plus expressions. Remove special
6857 handling of SYMBOL_REFs.
6859 2016-08-10 Alan Modra <amodra@gmail.com>
6862 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
6863 SImode for TARGET_E500_DOUBLE when given SImode.
6865 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
6867 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
6868 unused variable __O.
6870 2016-08-09 Martin Liska <mliska@suse.cz>
6872 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
6873 _gcov_reset to __gcov_reset.
6874 * doc/gcov-tool.texi: Fix typo.
6876 2016-08-09 Martin Liska <mliska@suse.cz>
6878 * value-prof.c (gimple_divmod_values_to_profile): Do not
6879 instrument MOD histogram if a value is not a SSA name.
6881 2016-08-09 Martin Liska <mliska@suse.cz>
6883 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
6886 2016-08-09 Renlin Li <renlin.li@arm.com>
6889 * calls.c (prepare_call_address): Convert funexp to Pmode when
6891 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
6892 (sibcall_value): Likewise.
6894 2016-08-09 Marek Polacek <polacek@redhat.com>
6897 * cselib.c (cselib_expand_value_rtx_1): Add return.
6898 * gengtype.c (dbgprint_count_type_at): Likewise.
6899 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
6900 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
6902 2016-08-09 Martin Jambor <mjambor@suse.cz>
6905 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
6906 if instance is a MEM_REF.
6908 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
6911 * config/i386/i386.md (*movtf_internal): Use
6912 lra_in_progress || reload_completed instead of !can_create_pseudo_p
6913 in the insn constraint.
6914 (*movxf_internal): Ditto.
6915 (*movdf_internal): Ditto.
6916 (*movsf_internal): Ditto.
6918 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6920 PR tree-optimization/72772
6921 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6924 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6926 PR tree-optimization/72772
6927 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
6929 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
6930 parameter STOP and update calls. Move expand_simple_operations
6931 function call from here...
6932 (simplify_using_initial_conditions): ...to here. Delete parameter
6934 (tree_simplify_using_condition): Delete parameter STOP.
6935 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
6936 simplify_using_initial_conditions.
6938 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
6941 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
6942 Use create_tmp_var_raw instead of create_tmp_var.
6944 2016-08-09 Richard Biener <rguenther@suse.de>
6946 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
6947 Treat same SSA names related.
6949 2016-08-09 Jakub Jelinek <jakub@redhat.com>
6951 PR tree-optimization/72824
6952 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
6953 real_zerop is not negative.
6955 2016-08-09 Richard Biener <rguenther@suse.de>
6957 PR tree-optimization/71802
6958 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
6959 all merge opportunities with the predecessor.
6961 2016-08-09 Richard Biener <rguenther@suse.de>
6964 * ipa-prop.c (ipa_modify_formal_parameters): Build
6965 parameter types with natural alignment also for the
6968 2016-08-08 Andi Kleen <ak@linux.intel.com>
6970 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
6972 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6975 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
6976 do-nothing langhook.
6977 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
6978 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
6979 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
6980 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
6982 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6985 * input.c: Ensure that HAVE_ICONV is defined.
6987 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6990 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
6991 private vars for lastprivate and for linear iterator.
6994 * omp-simd-clone.c: Include varasm.h.
6995 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
6996 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
6997 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
6998 update function name.
7000 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7002 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
7003 (avr_diagnose_devicespecs_error): Remove.
7004 (avr_devicespecs_file): Remove composing absolute path for specfile
7005 and its verbose info. Remove conditions to check specs-file,
7007 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7009 PR rtl-optimization/72821
7010 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
7011 just return false for them.
7013 2016-08-08 Alan Modra <amodra@gmail.com>
7016 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
7017 toc refs created during reload. Update function comment.
7019 2016-08-08 Alan Modra <amodra@gmail.com>
7022 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
7023 alternatives. Put loads first, then stores, and reg/reg moves
7024 within same class later. Delete attr length.
7026 2016-08-08 Alan Modra <amodra@gmail.com>
7029 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
7030 (mem_operand_ds_form): New predicate.
7031 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
7032 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
7033 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
7034 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
7035 (extendsfdf2_fpr): Replace o constraint with wY.
7037 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
7039 * tree-ssa-threadbackward.c: Include tree-inline.h
7040 (profitable_jump_thread_path): Use estimate_num_insns to estimate
7041 size of copied block; for cold paths reduce duplication.
7042 (find_jump_threads_backwards): Remove redundant tests.
7043 (pass_thread_jumps::gate): Enable for -Os.
7045 2016-08-07 Jakub Jelinek <jakub@redhat.com>
7048 * stor-layout.c (layout_decl): Fix up formatting.
7049 (relayout_decl): Allow DECL to be FIELD_DECL.
7051 2016-08-07 Alan Modra <amodra@gmail.com>
7053 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
7055 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7057 * data-streamer-in.c (streamer_read_wide_int): New.
7058 (streamer_read_widest_int): Renamed function.
7059 * data-streamer-out.c (streamer_write_wide_int): New
7060 (streamer_write_widest_int): Renamed function.
7061 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
7063 (input_cfg): Call renamed function.
7064 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
7066 (output_cfg): Call renamed function.
7067 * data-streamer.h: Add declarations.
7069 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7071 * tree-ssa-ccp.c (extend_mask): New param sgn.
7072 Remove ORing with wi::mask.
7073 (get_default_value): Adjust call to extend_mask to pass sign.
7074 (evaluate_stmt): Likewise.
7076 2016-08-06 Jakub Jelinek <jakub@redhat.com>
7078 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
7081 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7083 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
7084 transform if operand's type is pointer to function or method.
7086 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7088 PR tree-optimization/18046
7089 * tree-ssa-threadedge.c: Include cfganal.h.
7090 (simplify_control_statement_condition): If simplifying a
7091 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
7092 with the dominating ASSERT_EXPR before handing it off to VRP.
7093 Mention that a CASE_LABEL_EXPR may be returned.
7094 (thread_around_empty_blocks): Adjust to handle
7095 simplify_control_statement_condition() returning a
7097 (thread_through_normal_block): Likewise.
7098 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
7099 a switch statement by trying to determine which case label
7102 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
7104 PR rtl-optimization/69847
7105 * lra-constraints.c (process_invariant_for_inheritance): Save
7106 pattern instead of src.
7107 (remove_inheritance_pseudos): Use the pattern. Add assert.
7109 2016-08-05 David Malcolm <dmalcolm@redhat.com>
7111 * input.c (string_concat::string_concat): New constructor.
7112 (string_concat_db::string_concat_db): New constructor.
7113 (string_concat_db::record_string_concatenation): New method.
7114 (string_concat_db::get_string_concatenation): New method.
7115 (string_concat_db::get_key_loc): New method.
7116 (class auto_cpp_string_vec): New class.
7117 (get_substring_ranges_for_loc): New function.
7118 (get_source_range_for_substring): New function.
7119 (get_num_source_ranges_for_substring): New function.
7120 (class selftest::lexer_test_options): New class.
7121 (struct selftest::lexer_test): New struct.
7122 (class selftest::ebcdic_execution_charset): New class.
7123 (selftest::ebcdic_execution_charset::s_singleton): New variable.
7124 (selftest::lexer_test::lexer_test): New constructor.
7125 (selftest::lexer_test::~lexer_test): New destructor.
7126 (selftest::lexer_test::get_token): New method.
7127 (selftest::assert_char_at_range): New function.
7128 (ASSERT_CHAR_AT_RANGE): New macro.
7129 (selftest::assert_num_substring_ranges): New function.
7130 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
7131 (selftest::assert_has_no_substring_ranges): New function.
7132 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
7133 (selftest::test_lexer_string_locations_simple): New function.
7134 (selftest::test_lexer_string_locations_ebcdic): New function.
7135 (selftest::test_lexer_string_locations_hex): New function.
7136 (selftest::test_lexer_string_locations_oct): New function.
7137 (selftest::test_lexer_string_locations_letter_escape_1): New function.
7138 (selftest::test_lexer_string_locations_letter_escape_2): New function.
7139 (selftest::test_lexer_string_locations_ucn4): New function.
7140 (selftest::test_lexer_string_locations_ucn8): New function.
7141 (selftest::uint32_from_big_endian): New function.
7142 (selftest::test_lexer_string_locations_wide_string): New function.
7143 (selftest::uint16_from_big_endian): New function.
7144 (selftest::test_lexer_string_locations_string16): New function.
7145 (selftest::test_lexer_string_locations_string32): New function.
7146 (selftest::test_lexer_string_locations_u8): New function.
7147 (selftest::test_lexer_string_locations_utf8_source): New function.
7148 (selftest::test_lexer_string_locations_concatenation_1): New
7150 (selftest::test_lexer_string_locations_concatenation_2): New
7152 (selftest::test_lexer_string_locations_concatenation_3): New
7154 (selftest::test_lexer_string_locations_macro): New function.
7155 (selftest::test_lexer_string_locations_stringified_macro_argument):
7157 (selftest::test_lexer_string_locations_non_string): New function.
7158 (selftest::test_lexer_string_locations_long_line): New function.
7159 (selftest::test_lexer_char_constants): New function.
7160 (selftest::input_c_tests): Call the new test functions once per
7161 case within the line_table test matrix.
7162 * input.h (struct string_concat): New struct.
7163 (struct location_hash): New struct.
7164 (class string_concat_db): New class.
7165 * substring-locations.h: New header.
7167 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7169 PR tree-optimization/72810
7170 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
7171 the type of the case labels when truncating.
7173 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
7176 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
7177 (aarch64_fp16_ptr_type_node): Likewise.
7178 * config/aarch64/aarch64-simd-builtins.c
7179 (aarch64_fp16_ptr_type_node): Define.
7180 (aarch64_init_fp16_types): New, refactored out of...
7181 (aarch64_init_builtins): ...here, update to call
7182 aarch64_init_fp16_types.
7183 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
7185 (aapcs_vfp_sub_candidate): Likewise.
7187 2016-08-05 Martin Liska <mliska@suse.cz>
7188 Joshua Cranmer <Pidgeot18@gmail.com>
7190 * gcov.c (line_t::has_block): New function.
7191 (enum loop_type): New enum.
7192 (handle_cycle): New function.
7193 (unblock): Likewise.
7194 (circuit): Likewise.
7195 (get_cycles_count): Likewise.
7196 (accumulate_line_counts): Use new loop detection algorithm.
7198 2016-08-05 Martin Liska <mliska@suse.cz>
7200 * gcov.c (output_intermediate_file): Rename
7201 function_info::line_next to next_file_fn.
7202 (process_file): Likewise.
7203 (read_graph_file): Likewise.
7204 (accumulate_line_counts): Likewise.
7205 (output_lines): Likewise.
7207 2016-08-05 Richard Biener <rguenther@suse.de>
7209 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
7210 restriction on threading to a loop header.
7212 2016-08-05 Richard Biener <rguenther@suse.de>
7214 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
7215 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
7216 adjust loop info accordingly.
7218 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
7220 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
7221 before folding call to __builtin_constant_p with parameters to false.
7223 2016-08-05 Alan Modra <amodra@gmail.com>
7225 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
7226 code accidentally committed 2016-05-02 providing class when given
7229 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7231 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
7232 the case label ranges that partially overlap with OP's value
7235 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
7238 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
7239 Cast builtin function result to __mmask16 instead of __mmask8.
7240 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7241 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
7242 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7244 2016-08-04 David Malcolm <dmalcolm@redhat.com>
7246 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
7247 (ASSERT_TRUE_AT): New macro.
7248 (ASSERT_FALSE): Reimplement in terms of...
7249 (ASSERT_FALSE_AT): New macro.
7250 (ASSERT_STREQ_AT): Fix typo in comment.
7252 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7254 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
7255 labels are exhaustive, designate the label with the widest
7256 range to be the default label.
7258 2016-08-04 Andrew Pinski <apinski@cavium.com>
7260 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
7261 (thunderx_tunings): Use thunderx_vector_cost instead of
7262 generic_vector_cost.
7264 2016-08-04 Martin Liska <mliska@suse.cz>
7266 * gcov.c (main): Fix GNU coding style.
7267 (output_intermediate_file): Likewise.
7268 (process_file): Likewise.
7269 (generate_results): Likewise.
7270 (release_structures): Likewise.
7271 (create_file_names): Likewise.
7272 (find_source): Likewise.
7273 (read_graph_file): Likewise.
7274 (find_exception_blocks): Likewise.
7275 (canonicalize_name): Likewise.
7276 (make_gcov_file_name): Likewise.
7277 (mangle_name): Likewise.
7278 (accumulate_line_counts): Likewise.
7279 (output_branch_count): Likewise.
7280 (read_line): Likewise.
7282 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
7284 PR rtl-optimization/71779
7285 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
7286 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
7287 or if it was truncated.
7289 PR rtl-optimization/70903
7290 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
7292 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7294 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
7295 accessing SSA_NAME_PTR_INFO.
7297 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7300 * common/config/avr/avr-common.c (avr_option_optimization_table)
7301 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
7303 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7306 * config/avr/avr.md: New pattern to work around do_store_flag
7307 generating shift instructions for bit extractions.
7309 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7311 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
7313 (add_equivalence): Likewise.
7314 (get_value_range): Allocate value range with vrp_value_range_pool.
7315 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
7316 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
7318 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
7320 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
7321 the default for the rs6000 port.
7323 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7326 * calls.c (special_function_p): Remove special handling of
7327 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
7328 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
7329 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
7331 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
7334 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
7335 Don't stop on regular insns.
7337 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
7339 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
7340 size to DImode boundary.
7341 (nvptx_propagate): Likewise.
7343 2016-08-03 Alan Modra <amodra@gmail.com>
7345 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
7346 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
7347 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
7348 from -mefficient-unaligned-vector. Note that this affects fp too.
7350 2016-08-03 Alan Modra <amodra@gmail.com>
7352 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
7355 2016-08-03 Alan Modra <amodra@gmail.com>
7357 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
7358 to a reg. Localize vars.
7360 2016-08-03 Alan Modra <amodra@gmail.com>
7362 * config/rs6000/rs6000.opt: Remove negatives from help strings
7365 2016-08-03 Alan Modra <amodra@gmail.com>
7367 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
7368 Delete duplicated code.
7370 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7373 * lra-spills.c (regno_in_use_p): New.
7374 (lra_final_code_change): Use it.
7376 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7378 PR rtl-optimization/69847
7379 * lra-int.h (struct lra-reg): Use restore_rtx instead of
7381 (lra_rtx_hash): New.
7382 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
7384 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
7385 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
7386 * lra-spills.c (lra_final_code_change): Don't delete insn when the
7387 next insn is USE with the same reg as the current insn source.
7388 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
7390 (lra_constraints_init): Call initiate_invariants.
7391 (lra_constraints_finish): Call finish_invariants.
7392 (struct invariant, invariant_t, invariant_ptr_t): New.
7393 (const_invariant_ptr_t, invariants, invariants_pool): New.
7394 (invariant_table, invariant_hash, invariant_eq_p): New.
7395 (insert_invariant, initiate_invariants, finish_invariants): New.
7396 (clear_invariants, invalid_invariant_regs): New.
7397 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
7398 instead of restore_regno.
7399 (invariant_p, process_invariant_for_inheritance): New.
7400 (inherit_in_ebb): Implement invariant inheritance.
7401 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
7402 (remove_inheritance_pseudos): Implement undoing invariant
7404 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
7405 instead of restore_regno.
7406 * lra-assigns.c (regno_live_length): New.
7407 (reload_pseudo_compare_func): Use regno_live_length.
7408 (assign_by_spills): Use restore_rtx instead of restore_regno.
7409 (lra_assign): Ditto. Initiate regno_live_length.
7411 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
7413 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
7414 __builtin_aarch64_fmindf.
7416 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7418 PR tree-optimization/34114
7419 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
7420 information for more control IVs.
7422 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7424 PR tree-optimization/34114
7425 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
7426 PLUS_EXPR case. Handle SSA_NAME case.
7428 2016-08-02 Tamar Christina <tamar.christina@arm.com>
7430 * config/aarch64/aarch64-simd-builtins.def
7431 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
7432 (__builtin_aarch64_fmaxdf): Likewise.
7433 (__builtin_aarch64_smin_nandf): Likewise.
7434 (__builtin_aarch64_smax_nandf): Likewise.
7435 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
7436 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
7437 (<fmaxmin><mode>3): ...this.
7438 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
7439 (vminnm_f64): Likewise.
7440 (vmin_f64): Likewise.
7441 (vmax_f64): Likewise.
7442 * config/aarch64/iterators.md (FMAXMIN): Merge with...
7443 (FMAXMIN_UNS): ...this.
7444 (fmaxmin): Merged with
7445 (fmaxmin_op): ...this...
7446 (maxmin_uns_op): ...in to this.
7448 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7450 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7451 Add support for vec_extract on vector float, vector int, vector
7452 short, and vector char vector types.
7453 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7454 vector float, vector int, vector short, and vector char
7455 optimizations on 64-bit ISA 2.07 systems for both constant and
7456 variable element numbers.
7457 (rs6000_split_vec_extract_var): Likewise.
7458 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
7459 Altivec registers on ISA 2.07 and above.
7460 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
7461 which never was matched due to the split occuring before register
7462 allocation (and the code would not have worked on little endian
7463 systems if it did match). Allow extracts to go to the Altivec
7464 registers if ISA 2.07 (power8). Change from using "" around the
7465 C++ code to using {}'s.
7466 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
7467 vec_extracts when the vector is in memory.
7468 (vsx_extract_v4sf_var): New insn to optimize vector float
7469 vec_extracts when the element number is variable on 64-bit ISA
7471 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
7472 for 64-bit ISA 2.07 as well as ISA 3.0.
7473 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
7474 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
7475 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
7476 optimize vector int, vector short, and vector char vec_extracts
7477 when the vector is in memory.
7478 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
7479 optimize vector int, vector short, and vector char vec_extracts
7480 when the element number is variable.
7482 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7485 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
7486 does not overlap with other symbol flags.
7488 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
7490 * config/aarch64/aarch64.h (aarch64_frame):
7491 Remove padding0 and hardfp_offset. Add locals_offset,
7492 initial_adjust, callee_adjust, callee_offset and final_adjust.
7493 * config/aarch64/aarch64.c (aarch64_layout_frame):
7494 Remove unused padding0 and hardfp_offset initializations.
7495 Choose frame layout and set frame variables accordingly.
7496 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
7497 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
7498 (aarch64_pop_regs): Likewise.
7499 (aarch64_expand_prologue): Remove all decision code, just emit
7500 prolog according to frame variables.
7501 (aarch64_expand_epilogue): Remove all decision code, just emit
7502 epilog according to frame variables.
7503 (aarch64_initial_elimination_offset): Use offset to local/arg area.
7505 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
7508 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
7509 fix_debug_reg_uses after changing source register mode to
7510 V1TImode if source register is undefined.
7512 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7514 PR tree-optimization/71818
7515 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7516 with non invariant evolutions
7518 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7521 * config/avr/avr.md (length) [branch]: Correct insn length
7522 attribute for forward branches.
7524 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7526 * doc/extend.texi (AVR Built-in Functions): Document
7528 * config/avr/builtins.def (NOPS): New.
7529 * config/avr/avr.c (avr_expand_nops): New static function.
7530 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7532 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7534 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7535 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7538 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7540 * config/aarch64/aarch64.c (vulcan_tunings): Update
7541 vulcan L1 cache_line_size.
7543 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7545 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7546 function that takes a vector memory address, a hard register, an
7547 element number and a temporary base register, and recreates an
7548 address that points to the appropriate element within the vector.
7549 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7550 (rs6000_split_vec_extract_var): Add support for the target of a
7551 vec_extract with variable element number being a scalar memory
7553 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7555 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7556 vsx_extract_<mode>_load insn with a new insn that optimizes
7557 storing either element to a memory location, using scratch
7558 registers to pick apart the vector and reconstruct the address.
7559 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7560 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7561 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7563 (vsx_extract_<mode>_var): Add support for extracting a variable
7564 element number from memory.
7566 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7568 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7569 when testing for compares against constants of the form 0xabab.
7571 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7573 PR tree-optimization/57558
7574 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7576 (vect_loop_versioning): Support versioning with niter assumptions.
7577 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7578 (vect_get_loop_niters): New parameter. Reimplement to support
7579 assumptions in loop niter info.
7580 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7581 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7582 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7583 Support loop versioning for niters.
7584 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7585 (vect_free_loop_info_assumptions): New function.
7586 (vectorize_loops): Free loop niter info for loops with flag
7587 LOOP_F_ASSUMPTIONS set if vectorization failed.
7588 * tree-vectorizer.h (struct _loop_vec_info): New field
7589 num_iters_assumptions.
7590 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7591 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7592 (LOOP_REQUIRES_VERSIONING): New macro.
7593 (vect_free_loop_info_assumptions): New decl.
7595 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7597 * cfgloop.h (struct loop): New field constraints.
7598 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7599 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7601 * cfgloop.c (alloc_loop): Initialize new field.
7602 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7603 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7604 Adjust niter analysis wrto loop constraints.
7605 * doc/loop.texi (@node Number of iterations): Add description for loop
7608 2016-07-29 Marek Polacek <polacek@redhat.com>
7611 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7612 (ix86_expand_round_builtin): Likewise.
7614 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7615 Georg-Johann Lay <avr@gjlay.de>
7617 PR rtl-optimization/71976
7618 * combine.c (get_last_value): Return 0 if the argument for which
7619 the function is called has a wider mode than the recorded value.
7621 2016-07-29 Marek Polacek <polacek@redhat.com>
7624 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7625 (altivec_expand_st_builtin): Likewise.
7627 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7629 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7630 introduced in r238381.
7632 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7635 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7636 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7638 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7640 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7642 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7643 Add support for vec_extract of vector double or vector long having
7644 a variable element number on 64-bit ISA 2.07 systems or newer.
7645 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7647 (rs6000_split_vec_extract_var): New function to split a
7648 vec_extract built-in function with variable element number.
7649 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7651 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7652 (UNSPEC_VSX_EXTRACT): Likewise.
7653 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7654 direct move instructions to be generated on 64-bit ISA 2.07
7655 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7657 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7658 arguments for vec_extract variable element.
7659 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7660 vec_extract with variable element on V2DFmode and V2DImode
7662 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7663 -mupper-regs-df requirement, since it isn't needed.
7664 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7665 do direct moves on 64-bit systems, which allows optimization of
7666 vec_extract on 64-bit ISA 2.07 systems and newer.
7668 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7669 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7671 * config/aarch64/aarch64.md
7672 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7674 (<optab>qihi2_aarch64): Likewise, and split into two.
7675 (extendqihi2_aarch64): New.
7676 (zero_extendqihi2_aarch64): New.
7677 * config/aarch64/iterators.md (ldrxt): Remove.
7678 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
7681 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7683 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
7685 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7687 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
7688 (aarch64_push_reg): New function to push 1 or 2 registers.
7689 (aarch64_pop_reg): New function to pop 1 or 2 registers.
7690 (aarch64_expand_prologue): Use aarch64_push_regs.
7691 (aarch64_expand_epilogue): Use aarch64_pop_regs.
7693 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
7695 PR tree-optimization/71734
7696 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
7697 attribute instead of REF_LOOP and use it.
7698 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
7699 set it for Loops having non-zero safelen attribute.
7700 (ref_indep_loop_p): Pass zero as initial value for safelen.
7702 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
7706 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
7707 call using chkp_gimple_call_builtin_p.
7708 (chkp_copy_bounds_for_assign): Likewise.
7710 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7712 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
7713 * config/arm/arm-protos.h (struct tune_params): Likewise.
7714 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
7715 (cortex_a9_sched_adjust_cost): Likewise.
7716 (fa726te_sched_adjust_cost): Likewise.
7717 (arm_adjust_cost): Likewise.
7718 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
7719 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
7720 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
7721 * config/i386/i386.c (ix86_adjust_cost): Likewise.
7722 * config/ia64/ia64.c: Likewise.
7723 * config/m68k/m68k.c: Likewise.
7724 * config/mep/mep.c (mep_adjust_cost): Likewise.
7725 * config/microblaze/microblaze.c (microblaze_adjust_cost):
7727 * config/mips/mips.c (mips_adjust_cost): Likewise.
7728 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
7730 * config/pa/pa.c (pa_adjust_cost): Likewise.
7731 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
7732 (rs6000_debug_adjust_cost): Likewise.
7733 * config/sh/sh.c (sh_adjust_cost): Likewise.
7734 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
7735 (hypersparc_adjust_cost): Likewise.
7736 (sparc_adjust_cost): Likewise.
7737 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
7738 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
7739 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
7741 * config/visium/visium.c (visium_adjust_cost): Likewise.
7742 * doc/tm.texi: Regenerate.
7743 * haifa-sched.c (dep_cost_1): Adjust.
7744 * target.def: Merge adjust_cost and adjust_cost_2.
7746 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7748 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
7750 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7752 * store-motion.c (struct st_expr): Make pattern_regs a vector.
7753 (extract_mentioned_regs): Append to a vector instead of
7754 returning a rtx_expr_list.
7755 (st_expr_entry): Adjust.
7756 (free_st_expr_entry): Likewise.
7757 (store_ops_ok): Likewise.
7758 (store_killed_in_insn): Likewise.
7759 (find_moveable_store): Likewise.
7761 2016-07-28 Martin Liska <mliska@suse.cz>
7763 PR gcov-profile/68025
7764 * tree-profile.c (tree_profiling): Respect
7765 no_profile_instrument_function attribute.
7766 * doc/extend.texi: Document no_profile_instrument_function
7769 2016-07-28 Martin Liska <mliska@suse.cz>
7771 PR rtl-optimization/70944
7772 * combine.c (make_compound_operation):
7773 Do not allow make_compound_operation for vector mode
7775 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
7778 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
7779 before calling get_ops.
7781 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7783 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
7784 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
7785 (BITS_PER_UNIT_LOG): Remove.
7786 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
7787 * expr.c (expand_assignment): Likewise.
7788 * stor-layout.c (initialize_sizetypes): Likewise.
7790 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7792 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
7793 signature of rs6000_expand_vector_extract so that the element
7794 number is a RTX instead of a constant integer.
7795 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
7797 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
7798 (altivec_expand_vec_ext_builtin): Likewise.
7799 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
7800 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
7801 MFVSRLD instruction.
7803 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7805 * input.c (get_pure_location): Move here from tree.c.
7806 (make_location): Likewise. Add header comment.
7807 (selftest::test_accessing_ordinary_linemaps): Verify
7808 pure_location_p, make_location, get_location_from_adhoc_loc and
7810 * input.h (get_pure_location): Move declaration here from tree.h.
7811 (get_finish): Likewise for inline function.
7812 (make_location): Likewise for declaration.
7813 * tree.c (get_pure_location): Move to input.c.
7814 (make_location): Likewise.
7815 * tree.h (get_pure_location): Move declaration to tree.h.
7816 (get_finish): Likewise for inline function.
7817 (make_location): Likewise for declaration.
7819 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7822 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
7824 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7826 * system.h (STATIC_ASSERT): Use static_assert if building
7829 2016-07-27 Richard Biener <rguenther@suse.de>
7831 PR tree-optimization/72517
7832 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
7833 Revert change to not compute read-read dependences.
7835 2016-07-27 Richard Biener <rguenther@suse.de>
7837 * predict.c (set_even_probabilities): Make nedges unsigned.
7839 2016-07-27 Martin Liska <mliska@suse.cz>
7841 * predict.c (set_even_probabilities): Handle unlikely edges.
7842 (combine_predictions_for_bb): Likewise.
7844 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7847 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
7848 __float128 support when we don't have hardware support, so that
7849 the IEEE built-in functions like isgreater, first call __unordkf3
7850 to make sure neither operand is a NaN, and if both operands are
7851 ordered, do the normal comparison.
7853 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7855 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
7857 (extract_code_and_val_from_cond_with_ops): Verify that name is
7858 either cond_op0 or cond_op1.
7860 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7862 PR tree-optimization/18046
7863 * genmodes.c (emit_mode_size_inline): Emit an assert that
7864 verifies that mode is a valid array index.
7865 (emit_mode_nuinits_inline): Likewise.
7866 (emit_mode_inner_inline): Likewise.
7867 (emit_mode_unit_size_inline): Likewise.
7868 (emit_mode_unit_precision_inline): Likewise.
7869 * tree-vrp.c: Include params.h.
7870 (find_switch_asserts): Register edge assertions for the default
7871 label which correspond to the anti-ranges of each case label.
7872 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
7873 * doc/invoke.texi: Document it.
7875 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7877 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
7878 and unnecessary call to gimple_bb.
7880 2016-07-26 Richard Biener <rguenther@suse.de>
7882 PR rtl-optimization/71984
7883 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
7886 2016-07-26 Richard Biener <rguenther@suse.de>
7889 * expmed.c (extract_bit_field_1): Constrain the vector mode
7890 with element size matching the extraction mode size when
7891 choosing a better vector mode to do the extraction from.
7893 2016-07-26 Richard Biener <rguenther@suse.de>
7894 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7897 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
7900 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7902 * tree-ssa-structalias.c (struct scc_info): Change types of
7903 members to auto_sbitmap and auto_vec.
7904 (scc_info::scc_info): New constructor.
7905 (scc_info::~scc_info): New destructor.
7906 (init_scc_info): Remove.
7907 (free_scc_info): Remove.
7908 (find_indirect_cycles): Adjust.
7909 (perform_var_substitution): Likewise.
7910 (free_var_substitution_info): Likewise.
7912 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7914 * tree-outof-ssa.c (struct elim_graph): Change type of members
7915 to auto_vec and auto_sbitmap.
7916 (elim_graph::elim_graph): New constructor.
7917 (delete_elim_graph): Remove.
7918 (expand_phi_nodes): Adjust.
7920 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7922 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
7923 (new_elim_graph): Adjust.
7924 (clear_elim_graph): Likewise.
7925 (delete_elim_graph): Likewise.
7926 (elim_graph_size): Likewise.
7927 (elim_graph_add_node): Likewise.
7928 (elim_graph_add_edge): Likewise.
7929 (elim_graph_remove_succ_edge): Likewise.
7930 (eliminate_name): Likewise.
7931 (eliminate_build): Likewise.
7932 (elim_forward): Likewise.
7933 (elim_unvisited_predecessor): Likewise.
7934 (elim_backward): Likewise.
7935 (elim_create): Likewise.
7936 (eliminate_phi): Likewise.
7937 (expand_phi_nodes): Likewise.
7939 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7941 * bt-load.c (compute_out): Use auto_sbitmap class.
7942 (link_btr_uses): Likewise.
7943 * cfganal.c (mark_dfs_back_edges): Likewise.
7944 (post_order_compute): Likewise.
7945 (inverted_post_order_compute): Likewise.
7946 (pre_and_rev_post_order_compute_fn): Likewise.
7947 (single_pred_before_succ_order): Likewise.
7948 * cfgexpand.c (pass_expand::execute): Likewise.
7949 * cfgloop.c (verify_loop_structure): Likewise.
7950 * cfgloopmanip.c (fix_bb_placements): Likewise.
7951 (remove_path): Likewise.
7952 (update_dominators_in_loop): Likewise.
7953 * cfgrtl.c (break_superblocks): Likewise.
7954 * ddg.c (check_sccs): Likewise.
7955 (create_ddg_all_sccs): Likewise.
7956 * df-core.c (df_worklist_dataflow): Likewise.
7957 * dse.c (dse_step3): Likewise.
7958 * except.c (eh_region_outermost): Likewise.
7959 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7960 * gcse.c (prune_expressions): Likewise.
7961 (prune_insertions_deletions): Likewise.
7962 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
7963 * graph.c (draw_cfg_nodes_no_loops): Likewise.
7964 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
7965 * lcm.c (compute_earliest): Likewise.
7966 (compute_farthest): Likewise.
7967 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
7968 (unroll_loop_runtime_iterations): Likewise.
7969 (unroll_loop_stupid): Likewise.
7970 * lower-subreg.c (decompose_multiword_subregs): Likewise.
7971 * lra-lives.c: Likewise.
7972 * lra.c (lra): Likewise.
7973 * modulo-sched.c (schedule_reg_moves): Likewise.
7974 (optimize_sc): Likewise.
7975 (get_sched_window): Likewise.
7976 (sms_schedule_by_order): Likewise.
7977 (check_nodes_order): Likewise.
7978 (order_nodes_of_sccs): Likewise.
7979 (order_nodes_in_scc): Likewise.
7980 * recog.c (split_all_insns): Likewise.
7981 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
7982 * reload1.c (reload): Likewise.
7983 * sched-rgn.c (haifa_find_rgns): Likewise.
7984 (split_edges): Likewise.
7985 (compute_trg_info): Likewise.
7986 * sel-sched.c (init_seqno): Likewise.
7987 * store-motion.c (remove_reachable_equiv_notes): Likewise.
7988 * tree-into-ssa.c (update_ssa): Likewise.
7989 * tree-ssa-live.c (live_worklist): Likewise.
7990 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
7991 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7993 (try_peel_loop): Likewise.
7994 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7996 * tree-ssa-pre.c (compute_antic): Likewise.
7997 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
7998 * tree-stdarg.c (reachable_at_most_once): Likewise.
7999 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
8000 * var-tracking.c (vt_find_locations): Likewise.
8002 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8004 * sbitmap.h (auto_sbitmap): New class.
8006 2016-07-26 Alan Modra <amodra@gmail.com>
8009 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
8012 2016-07-25 David Malcolm <dmalcolm@redhat.com>
8014 * input.c (selftest::temp_source_file::temp_source_file): Fix
8015 missing "%s" in fprintf.
8017 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
8020 * cselib.c (cselib_process_insn): Invalidate argument slots for
8023 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8025 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
8026 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
8027 vmulxh_lane_f16, vmulxh_laneq_f16): New.
8029 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8031 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8032 * config/aarch64/aarch64.md (fma, fnma): Support HF.
8033 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
8035 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8037 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8038 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
8040 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
8041 (add<mode>3): Likewise.
8042 (sub<mode>3): Likewise.
8043 (mul<mode>3): Likewise.
8044 (div<mode>3): Likewise.
8045 (*div<mode>3): Likewise.
8046 (<fmaxmin><mode>3): Extend to HF.
8047 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
8048 (fabd<mode>3): Likewise.
8049 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
8050 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
8051 (aarch64_fmulx<mode>): Likewise.
8052 (aarch64_fac<optab><mode>): Likewise.
8053 (aarch64_frecps<mode>): Likewise.
8054 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
8055 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
8056 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
8057 (VSDQ_HSDI): Support HI.
8058 (fcvt_target, FCVT_TARGET): Likewise.
8059 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
8060 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
8061 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
8062 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
8063 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
8064 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
8065 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
8068 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8070 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
8071 * config/aarch64/aarch64-builtins.c (hi_UP): New.
8072 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8073 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
8075 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
8076 (aarch64_cm<optab><mode>): Likewise.
8077 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
8078 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
8079 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
8080 (sqrt<mode>2): Likewise.
8081 (*sqrt<mode>2): Likewise.
8082 (abs<mode>2): Likewise.
8083 (<optab><mode>hf2): New pattern for HF mode.
8084 (<optab>hihf2): Likewise.
8085 * config/aarch64/arm_neon.h: Include arm_fp16.h.
8086 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
8087 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
8089 * config/aarch64/arm_fp16.h: New file.
8090 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
8091 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
8092 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
8093 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
8094 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
8095 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
8096 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
8097 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
8098 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
8099 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
8100 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
8101 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
8104 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8106 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
8107 reduc_smin_scal_): Use VDQIF_F16.
8108 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
8109 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
8111 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
8112 * config/aarch64/iterators.md (VDQIF_F16): New.
8113 (vp): Support HF modes.
8114 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
8115 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
8117 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8119 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
8120 "*aarch64_mulx_elt_from_dup<mode>".
8121 (*aarch64_mul3_elt<mode>): Update schedule type.
8122 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
8123 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
8124 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
8125 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
8126 (f, fp): Support HF modes.
8127 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
8128 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
8129 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
8130 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
8131 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
8132 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
8134 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8136 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8137 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
8139 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
8142 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8144 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8145 * config/aarch64/aarch64-simd.md
8146 (aarch64_rsqrts<mode>): Extend to HF modes.
8147 (fabd<mode>3): Likewise.
8148 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
8149 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
8150 (aarch64_<maxmin_uns>p<mode>): Likewise.
8151 (<su><maxmin><mode>3): Likewise.
8152 (<maxmin_uns><mode>3): Likewise.
8153 (<fmaxmin><mode>3): Likewise.
8154 (aarch64_faddp<mode>): Likewise.
8155 (aarch64_fmulx<mode>): Likewise.
8156 (aarch64_frecps<mode>): Likewise.
8157 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
8158 (add<mode>3): Extend to HF modes.
8159 (sub<mode>3): Likewise.
8160 (mul<mode>3): Likewise.
8161 (div<mode>3): Likewise.
8162 (*div<mode>3): Likewise.
8163 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
8165 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
8166 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
8167 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
8168 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
8169 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
8170 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
8171 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
8172 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
8173 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
8174 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
8175 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
8176 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
8177 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
8178 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
8180 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8182 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
8183 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8184 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
8185 (neg<mode>2): Likewise.
8186 (abs<mode>2): Likewise.
8187 (<frint_pattern><mode>2): Likewise.
8188 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
8189 (<optab><VDQF:mode><fcvt_target>2): Likewise.
8190 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
8191 (ftrunc<VDQF:mode>2): Likewise.
8192 (<optab><fcvt_target><VDQF:mode>2): Likewise.
8193 (sqrt<mode>2): Likewise.
8194 (*sqrt<mode>2): Likewise.
8195 (aarch64_frecpe<mode>): Likewise.
8196 (aarch64_cm<optab><mode>): Likewise.
8197 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
8199 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
8200 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
8202 * config/aarch64/arm_neon.h (vdup_n_f16): New.
8203 (vdupq_n_f16): Likewise.
8204 (vld1_dup_f16): Use vdup_n_f16.
8205 (vld1q_dup_f16): Use vdupq_n_f16.
8206 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
8207 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
8208 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
8209 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
8210 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
8211 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
8212 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
8213 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
8214 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
8215 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
8216 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
8217 vsqrt_f16, vsqrtq_f16): New.
8219 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8221 * config/aarch64/aarch64-simd.md
8222 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
8223 (aarch64_ext<mode>): Likewise.
8224 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
8225 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
8226 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
8228 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
8230 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
8231 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
8232 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
8233 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
8234 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
8235 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
8236 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
8238 (vmov_n_f16): Reimplement using vdup_n_f16.
8239 (vmovq_n_f16): Reimplement using vdupq_n_f16..
8241 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8243 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
8244 "frame_related_p". Generate CFA annotation when it's necessary.
8245 (aarch64_expand_prologue): Use aarch64_add_constant.
8246 (aarch64_expand_epilogue): Likewise.
8247 (aarch64_output_mi_thunk): Pass "false" when calling
8248 aarch64_add_constant.
8250 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8252 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
8255 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8257 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
8258 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
8259 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
8260 (aarch64_build_constant): Delete.
8262 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
8265 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8267 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8268 flag_toplevel_reorder.
8270 2016-07-25 Richard Biener <rguenther@suse.de>
8272 * cgraph.c (cgraph_node::verify_node): Compare against builtin
8273 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
8274 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
8275 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
8276 (streamer_get_builtin_tree): Likewise.
8277 (streamer_write_builtin): Likewise.
8278 * lto-streamer.h (LTO_builtin_decl): Remove.
8279 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
8280 (lto_input_scc): Remove LTO_builtin_decl handling.
8281 (lto_input_tree_1): Liekwise.
8282 * lto-streamer-out.c (lto_output_tree_1): Remove special
8283 handling of builtins.
8284 (DFS::DFS): Likewise.
8285 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
8286 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
8288 (streamer_write_builtin): Remove.
8290 2016-07-25 Martin Liska <mliska@suse.cz>
8292 * lto-cgraph.c (input_symtab): Don't call get_working_sets
8293 if flag_auto_profile is set to true.
8295 2016-07-25 Martin Liska <mliska@suse.cz>
8297 PR gcov-profile/71868
8298 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
8299 have a function with multiple latches, count them all.
8301 2016-07-25 Martin Liska <mliska@suse.cz>
8303 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
8305 2016-07-25 Martin Liska <mliska@suse.cz>
8307 PR tree-optimization/71987
8308 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
8309 just for SSA_NAMEs. Fix GNU coding style.
8311 2016-07-25 Martin Liska <mliska@suse.cz>
8313 PR gcov-profile/64874
8314 * gcov-io.h: Update command about file format.
8315 * gcov-iov.c (main): Adapt the numbering scheme.
8317 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8320 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
8321 whose result is used in PHI.
8322 (final_range_test_p): Likewise.
8323 (maybe_optimize_range_tests): Likewise.
8325 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8327 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8328 Reformat two multi-line strings.
8330 2016-07-22 Martin Sebor <msebor@redhat.com>
8332 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
8334 2016-07-22 Martin Sebor <msebor@redhat.com>
8337 * doc/extend.texi (Compound Literals): Correct and clarify.
8338 (Cast to Union): Same.
8340 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
8342 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8343 comments to explain why certain error messages make mention of
8344 undocumented options.
8345 (rs6000_invalid_builtin): Change error messages to replace mention
8346 of undocumented options with mention of the -mcpu=power9 option
8347 that enables those undocumented options.
8348 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
8349 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
8350 definition of this macro to correct an existing error.
8351 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
8352 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
8353 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
8354 descriptions of built-in functions so that they depend on
8355 -mcpu=power9 instead of on the corresponding undocumented flags.
8356 * doc/invoke.texi (Option Summary): Remove all mention of newly
8358 (IBM RS/6000 and PowerPC Options): Likewise.
8359 * doc/md.texi (Constraints for Particuliar Machines): Remove all
8360 mention of newly undocumented flags.
8362 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
8364 * ipa-cp.c (determine_versionability): Do not create constprop clones,
8365 when target_clones attribute is set.
8367 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8369 * common.opt (funsafe-loop-optimizations): Mark ignore.
8370 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
8371 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
8373 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
8374 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
8376 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8378 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8380 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8382 (number_of_iterations_exit): Warn missed loop optimization for
8383 possible infinite loops.
8385 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
8388 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
8389 when to emit a ".machine" pseudo-op.
8391 2016-07-22 Martin Liska <mliska@suse.cz>
8393 PR gcov-profile/69028
8394 PR gcov-profile/62047
8395 * coverage.c (coverage_compute_lineno_checksum): Do not
8396 calculate checksum for fns w/o xloc.file.
8397 (coverage_compute_profile_id): Likewise.
8399 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
8401 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
8402 (avr_secondary_reload): ...and implementation.
8403 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
8404 * config/avr/avr.md (reload_in<mode>): Remove insns.
8405 (adjust_len) [lpm]: Remove insn attribute value.
8406 * config/avr/predicates.md (flash_operand): Remove insn predicate.
8408 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8411 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
8413 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
8414 * calls.c (special_function_p): Remove the special handling of the
8415 "__builtin_" prefix.
8417 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8420 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
8421 if STMT may be an alloca call.
8422 (gimple_alloca_call_p, alloca_call_p): Return only true for the
8423 builtin alloca call.
8424 * calls.h (gimple_maybe_alloca_call_p): New function.
8425 * tree-inline.c (inline_forbidden_p_stmt): Use
8426 gimple_maybe_alloca_call_p here.
8428 2016-07-21 David Malcolm <dmalcolm@redhat.com>
8430 * spellcheck-tree.c (best_macro_match::best_macro_match):
8431 Explictly specify the template arguments when invoking the base
8432 class constructor, to help older C++ compilers.
8434 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8437 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
8438 before builtin_decl_implicit.
8440 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8442 * optabs.c (emit_condiitonal_move): Short circuit for identical
8445 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8447 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
8448 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
8449 (noce_conversion_profitable_p): New.
8450 (noce_try_store_flag_constants): Use it.
8451 (noce_try_addcc): Likewise.
8452 (noce_try_store_flag_mask): Likewise.
8453 (noce_try_cmove): Likewise.
8454 (noce_try_cmove_arith): Likewise.
8455 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
8457 (noce_convert_multiple_sets): Move cost model to here, from...
8458 (bb_ok_for_noce_convert_multiple_sets) ...here.
8459 (noce_process_if_block): Update calls for above changes.
8460 (noce_find_if_block): Record new noce_if_info parameters.
8462 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8464 * target.def (max_noce_ifcvt_seq_cost): New.
8465 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
8466 * doc/tm.texi: Regenerate.
8467 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
8468 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
8469 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
8470 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
8471 * doc/invoke.texi: Document new params.
8473 2016-07-21 Richard Biener <rguenther@suse.de>
8475 PR tree-optimization/71947
8476 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
8477 ranges have useful limit_vr information.
8479 2016-07-21 Richard Biener <rguenther@suse.de>
8481 * function-tests.c (build_trivial_generic_function): Set
8482 BLOCK_SUPERCONTEXT of DECL_INITIAL.
8483 * omp-low.c (create_omp_child_function): Likewise.
8484 (grid_expand_target_grid_body): Likewise.
8485 * cgraphunit.c (init_lowered_empty_function): Likewise.
8486 (cgraph_node::expand_thunk): Likewise.
8487 * tree-parloops.c (create_loop_fn): Likewise.
8488 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
8490 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8492 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
8495 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
8497 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
8498 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
8499 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
8500 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
8501 values for insn attribute.
8502 * config/avr/avr.c (avr_out_insert_notbit): New function.
8503 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
8504 ADJUST_LEN_INSV_NOTBIT_0/_7.
8505 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
8507 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8509 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8510 (chrec_convert_1, chrec_convert): Ditto.
8511 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8512 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8513 * tree-vrp.c (adjust_range_with_scev): Ditto.
8514 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8515 (scev_var_range_cant_overflow): New function.
8516 (scev_probably_wraps_p): New parameter. Call above function.
8517 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8519 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8521 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8522 by removing computation of may_be_zero.
8524 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8526 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8528 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8530 Improving concepts performance and diagnostics.
8531 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8532 for constraint satisfaction and subsumption.
8533 * timevar.h (auto_timevar): New constructor that matches the push/pop
8534 pattern of usage in pt.c.
8536 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8538 * hwint.h (HOST_WIDE_INT_0): New define.
8539 (HOST_WIDE_INT_0U): Ditto.
8540 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8541 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8542 * simplify-rtx.c: Ditto.
8543 * tree-object-size.c: Ditto.
8545 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8547 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8550 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8552 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8553 * combine.c: Use HOST_WIDE_INT_M1U instead of
8554 ~(unsigned HOST_WIDE_INT) 0.
8555 * double-int.h: Ditto.
8557 * dwarf2asm.c:Ditto.
8559 * genmodes.c: Ditto.
8561 * read-rtl.c: Ditto.
8562 * tree-ssa-loop-ivopts.c: Ditto.
8563 * tree-ssa-loop-prefetch.c: Ditto.
8564 * tree-vect-generic.c: Ditto.
8565 * tree-vect-patterns.c: Ditto.
8568 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8570 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8571 constant addresses outside [0,0xc0] into a register.
8572 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8573 cases where the base address register is unused after.
8574 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8575 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8576 (avr_out_store_psi_reg_disp_tiny): Same.
8578 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8580 Implement attribute progmem on reduced Tiny cores by adding
8581 flash offset 0x4000 to respective symbols.
8584 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8585 documentation how it works on reduced Tiny cores.
8586 (AVR Named Address Spaces): No support for reduced Tiny.
8587 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8588 (avr_address_tiny_pm_p): New static function.
8589 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8590 if the address is in progmem.
8591 (avr_assemble_integer): Same.
8592 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8593 for symbol_ref in progmem.
8594 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8595 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8596 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8598 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8600 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8601 * configure: Regenerate.
8602 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8603 (USE_THIN_ARCHIVES): New variable.
8604 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8605 this archive as a thin archive.
8607 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8609 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8610 same location as last time, don't skip if we have fix-it hints.
8611 Clarify the skipping logic by converting it from one "if" clause
8612 to repeated "if" clauses.
8613 * spellcheck-tree.c: Include "cpplib.h".
8614 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8615 (best_macro_match::best_macro_match): New constructor.
8616 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8617 Move here from c/c-decl.c.
8618 (class best_macro_match): Move here from c/c-decl.c, converting
8619 from a typedef to a subclass, gaining a ctor.
8621 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8623 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8624 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8626 (avr_addr_space_diagnose_usage): ...and implementation.
8627 (avr_addr_space_supported_p): New function.
8628 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8629 report bad address space usage if that space is supported.
8630 (avr_insert_attributes): Same. No more complain about unsupported
8632 * config/avr/avr-c.c (tm_p.h): Include it.
8633 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8634 macro if avr_addr_space_supported_p.
8636 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8638 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8639 flag_toplevel_reorder.
8641 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8643 * gcc-rich-location.c
8644 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8646 * gcc-rich-location.h
8647 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8649 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8651 * target.def (addr_space): Add new diagnose_usage to hook vector.
8652 * targhooks.c (default_addr_space_diagnose_usage): Add default
8653 implementation and...
8654 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8655 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8656 is some address space, call targetm.addr_space.diagnose_usage.
8657 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8658 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8659 * doc/tm.texi: Regenerate.
8661 2016-07-20 Martin Liska <mliska@suse.cz>
8664 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8665 Properly handly PHI stmts.
8667 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8669 PR tree-optimization/71503
8670 PR tree-optimization/71683
8671 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8674 2016-07-20 Martin Liska <mliska@suse.cz>
8676 * doc/invoke.texi (-fipa-ra): Document when the option is
8677 disabled. Fix a typo.
8679 2016-07-20 Martin Liska <mliska@suse.cz>
8681 * Makefile.in: Include fibonacci_heap.c
8682 * fibonacci_heap.c: New file.
8683 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
8684 (fibonacci_heap::union_with): Fix deletion of the second heap.
8685 * selftest-run-tests.c (selftest::run_tests): Incorporate
8686 fibonacci heap tests.
8687 * selftest.h: Declare fibonacci_heap_c_tests.
8689 2016-07-20 Martin Liska <mliska@suse.cz>
8691 * selftest-run-tests.c (selftest::run_tests): New function.
8692 * selftest.h (sreal_c_tests): Declare.
8693 * sreal.c (sreal_verify_basics): New function.
8694 (verify_aritmetics): Likewise.
8695 (sreal_verify_arithmetics): Likewise.
8696 (verify_shifting): Likewise.
8697 (sreal_verify_shifting): Likewise.
8698 (void sreal_c_tests): Likewise.
8700 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8702 PR rtl-optimization/71916
8703 * cfgrtl.c (contains_no_active_insn_p): Return false also for
8704 bb which have a single succ fake edge.
8706 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
8709 * dwarf2out.c (gen_subprogram_die): Only call
8710 gen_unspecified_parameters_die while dumping early dwarf.
8712 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8715 * gimple-fold.c (fold_builtin_memory_op): Use
8716 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
8718 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
8720 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
8721 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
8722 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
8723 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
8727 * double-int.c: Ditto.
8729 * dwarf2out.c: Ditto.
8732 * fold-const.c: Ditto.
8733 * function.c: Ditto.
8735 * genmodes.c: Ditto.
8739 * loop-doloop.c: Ditto.
8740 * loop-invariant.c: Ditto.
8747 * simplify-rtx.c: Ditto.
8748 * stor-layout.c: Ditto.
8750 * tree-ssa-loop-ivopts.c: Ditto.
8751 * tree-vect-generic.c: Ditto.
8752 * tree-vect-patterns.c: Ditto.
8757 * wide-int-print.cc: Ditto.
8758 * wide-int.cc: Ditto.
8759 * wide-int.h: Ditto.
8761 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8763 * selftest.c (selftest::assert_streq): Handle NULL values of
8764 val_actual and val_expected.
8766 2016-07-19 Martin Jambor <mjambor@suse.cz>
8769 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
8770 rather than cgraph_create_node to get a call graph node.
8772 2016-07-19 Richard Biener <rguenther@suse.de>
8774 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
8775 handle all tcc_constant bases and valueize SSA names.
8776 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
8779 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8781 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
8782 the flags of the exit block and bb2, not just the entry block.
8784 2016-07-19 Richard Biener <rguenther@suse.de>
8786 PR tree-optimization/71901
8787 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
8788 align member, group stuff with the bitfield.
8789 (vn_ref_op_align_unit): New inline.
8790 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
8791 record element alignment and operand 3 unchanged.
8792 (ao_ref_init_from_vn_reference): Adjust.
8793 (valueize_refs_1): Likewise.
8794 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
8796 2016-07-19 Richard Biener <rguenther@suse.de>
8798 PR tree-optimization/71908
8799 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
8800 symbolic constants in a more reliable way.
8802 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
8804 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
8806 (vect_update_inits_of_drs): Likewise.
8807 (vect_create_cond_for_alias_checks): Likewise.
8808 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
8810 2016-07-19 Richard Biener <rguenther@suse.de>
8813 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
8814 with an abstract origin that is not an inlined function outer
8815 scope add a self-reference as abstract origin.
8816 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
8818 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8821 * config/rs6000/rs6000.c (rs6000_function_value): Fix
8822 unintentional System V.4 structure return breakage for structures
8823 with a single floating point element.
8825 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8827 PR tree-optimization/71734
8828 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
8829 contains REF, use it to check safelen, assume that safelen value
8830 must be greater 1, fix style.
8831 (ref_indep_loop_p_2): Add REF_LOOP argument.
8832 (ref_indep_loop_p): Pass LOOP as additional argument to
8835 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
8837 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
8838 allocation in the prologue.
8839 * explow.c (get_dynamic_stack_base): New function to return an address
8840 expression for the dynamic stack base.
8841 (get_dynamic_stack_size): New function to do the required dynamic stack
8842 space size calculations.
8843 (allocate_dynamic_stack_space): Use new functions.
8844 (align_dynamic_address): Move some code from
8845 allocate_dynamic_stack_space to new function.
8846 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
8848 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8850 * config/s390/s390.c (s390_encode_section_info): Always set
8851 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
8854 2016-07-18 Richard Biener <rguenther@suse.de>
8856 PR tree-optimization/71893
8857 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
8858 for sizetype cast added by array_ref_element_size.
8859 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8861 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
8863 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
8864 register parameters. Remove code to initialize argument pointer
8865 on TARGET_64BIT. Optimize call to _mcount when it can be reached
8866 using a pc-relative branch. Cleanup conditional code.
8867 * config/pa/pa.md (call_mcount): New expander.
8868 (call_mcount_nonpic): New insn.
8869 (call_mcount_pic): New insn and split.
8870 (call_mcount_pic_post_reload): New insn.
8871 (call_mcount_64bit): New insn and split.
8872 (call_mcount_64bit_post_reload): New insn.
8874 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
8876 * config/avr/predicates.md (const_m255_to_m1_operand): New.
8877 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
8878 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
8879 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
8880 (*usum_widenqihi3, *udiff_widenqihi3)
8881 (*addhi3_zero_extend.const): New combiner insns.
8882 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
8883 just 1 bit is affected.
8884 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
8885 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
8887 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
8889 * omp-low.c (lower_omp_target): Mark data clauses with
8890 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
8891 zero-length subarrays.
8893 2016-07-15 Richard Biener <rguenther@suse.de>
8895 PR tree-optimization/71881
8896 * tree-loop-distribution.c (destroy_loop): Remove blocks in
8897 reverse DOM order to make debug temp generation happy.
8899 2016-07-15 Richard Biener <rguenther@suse.de>
8901 PR tree-optimization/71887
8902 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
8903 verify it is not zero for division / modulo handling.
8904 (value_replacement): Adjust.
8906 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
8907 Julian Brown <julian@codesourcery.com>
8909 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
8910 * config/aarch64/aarch64-cost-tables.h
8911 (vulcan_extra_costs): New variable.
8912 * config/aarch64/aarch64.c
8913 (vulcan_addrcost_table): Likewise.
8914 (vulcan_regmove_cost): Likewise.
8915 (vulcan_vector_cost): Likewise.
8916 (vulcan_branch_cost): Likewise.
8917 (vulcan_tunings): Likewise.
8919 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
8921 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
8922 (output_in_order): Loop over undefined variables too. Output them
8923 via assemble_undefined_decl. Skip variables that correspond to hard
8924 registers or have value-exprs.
8925 * varpool.c (symbol_table::output_variables): Handle undefined
8926 variables together with defined ones.
8928 2016-07-15 Richard Biener <rguenther@suse.de>
8930 * tree-ssa-pre.c (get_representative_for): Make sure to return
8931 the value number of SSA names.
8932 (phi_translate_1): get_representative_for cannot return NULL.
8933 (do_pre_regular_insertion): Remove redundant call to
8934 fully_constant_expression.
8935 (do_pre_partial_partial_insertion): Likewise.
8937 2016-07-15 Bin Cheng <bin.cheng@arm.com>
8939 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
8940 (derive_simple_iv_with_niters): New function.
8941 (simple_iv): Rewrite using simple_iv_with_niters.
8942 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
8943 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8945 (number_of_iterations_exit): Rewrite using above function.
8946 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8949 2016-07-15 Richard Biener <rguenther@suse.de>
8951 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
8954 2016-07-14 Jakub Jelinek <jakub@redhat.com>
8956 PR tree-optimization/71872
8957 * tree-data-ref.c (get_references_in_stmt): Ignore references
8958 with is_gimple_constant get_base_address.
8960 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8962 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
8963 (TARGET_HAVE_LDACQD): New macro.
8964 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
8965 than TARGET_HAVE_LDACQ.
8966 (arm_load_acquire_exclusivedi): Likewise.
8967 (arm_store_release_exclusivedi): Likewise.
8969 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8971 PR rtl-optimization/71878
8972 * lra-constraints.c (match_reload): Pass information about other
8973 output operands. Create new unique register value if matching input
8974 operand shares same register value as output operand being considered.
8975 (curr_insn_transform): Record output operands already processed.
8977 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8980 PR tree-optimization/70923
8981 * tree-vect-patterns.c: Include mult-synthesis.h.
8982 (target_supports_mult_synth_alg): New function.
8983 (synth_lshift_by_additions): Likewise.
8984 (apply_binop_and_append_stmt): Likewise.
8985 (vect_synth_mult_by_constant): Likewise.
8986 (target_has_vecop_for_code): Likewise.
8987 (vect_recog_mult_pattern): Use above functions to synthesize vector
8988 multiplication by integer constants.
8990 2016-07-14 Alan Modra <amodra@gmail.com>
8992 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
8993 gpr alternatives. Correct '*' placement on Y,r alternative.
8994 Add '*' on operand 1 of r,r alternative.
8996 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8998 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
8999 * expmed.h: ... Here.
9001 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
9003 * gimple.h (stmt_can_terminate_bb_p): New function.
9004 * tree-cfg.c (need_fake_edge_p): Rename to ...
9005 (stmt_can_terminate_bb_p): ... this; return true if stmt can
9006 throw external; handle const and pure calls.
9007 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
9009 2016-07-14 Richard Biener <rguenther@suse.de>
9011 PR tree-optimization/71866
9012 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
9013 (do_hoist_insertion): Avoid endless recursion when we
9014 didn't insert anything because we managed to simplify
9015 things down to a constant or SSA name.
9016 (fully_constant_expression): Re-write in terms of ...
9017 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
9018 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
9019 vn_nary_build_or_lookup_1.
9020 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
9021 (vn_nary_build_or_lookup): ... this which now wraps it.
9023 2016-07-14 Alan Modra <amodra@gmail.com>
9026 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
9027 with p9_vector override before power9-dform override.
9029 2016-07-13 Andi Kleen <ak@linux.intel.com>
9031 * value-prof.c (gimple_value_profile_transformations): Don't run
9032 when auto_profile is on.
9034 2016-07-13 Andi Kleen <ak@linux.intel.com>
9036 * auto-profile.c (update_inlined_ind_target,
9037 afdo_indirect_call): Print information to dump file.
9039 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
9041 * genrecog.c (special_predicate_operand_p): New function.
9042 (predicate_name): Move function.
9043 (validate_pattern): Don't warn about missing mode for all
9044 define_special_predicate predicates.
9046 2016-07-13 Bin Cheng <bin.cheng@arm.com>
9048 * tree-vect-data-refs.c (vect_no_alias_p): New function.
9049 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
9050 resolve alias checks which are known at compilation time.
9051 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
9052 alias checks are resolved. Move dump info for too many runtime
9053 alias checks to here...
9054 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
9056 2016-07-13 Richard Biener <rguenther@suse.de>
9058 PR tree-optimization/24574
9059 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
9060 position and add shift, rotate, divison and modulo support
9062 (value_replacement): Pass in argument position to absorbing_element_p.
9064 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
9067 * ipa-inline-transform.c (inline_call): Support
9068 instrumented thunks.
9070 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9072 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
9073 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
9075 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
9076 Baseline. Make initial alternative TARGET_32BIT only.
9077 (udivsi3): Likewise.
9078 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
9079 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
9082 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9084 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
9085 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
9086 availability with TARGET_HAVE_MOVT.
9087 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
9088 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
9089 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
9091 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
9092 extra instruction if MOVW is available. Use a cost variable
9093 incremented by COSTS_N_INSNS (1) when the condition match rather than
9094 returning an arithmetic expression based on COSTS_N_INSNS. Make
9095 constant with bottom half word zero cost 2 instruction if MOVW is
9097 * config/arm/arm.md (define_attr "arch"): Add v8mb.
9098 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
9099 target is ARMv8-M Baseline.
9100 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
9101 (arm_movtas_ze): Likewise.
9102 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
9103 alternative for constants satisfying j constraint.
9104 (thumb1_movsi_insn): Likewise.
9105 (movsi splitter for K alternative): Tighten condition to not trigger
9106 if movt is available and j constraint is satisfied.
9107 (Pe immediate splitter): Likewise.
9108 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
9109 constant fitting in an halfword to use MOVW.
9110 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
9113 2016-07-13 Richard Biener <rguenther@suse.de>
9116 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
9117 gimplifying the LHS. Make sure to gimplify a returning twice
9118 call LHS without using SSA names.
9120 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9122 * tree-data-ref.c (find_data_references_in_stmt): Remove
9123 unnecessary call to vec::release.
9124 (graphite_find_data_references_in_stmt): Likewise.
9125 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
9126 * tree-vect-stmts.c (vectorizable_condition): Likewise.
9128 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9130 * cfgexpand.c (expand_used_vars): Make the type of a local
9132 * genmatch.c (lower_for): Likewise.
9133 * haifa-sched.c (haifa_sched_init): Likewise.
9134 (add_to_speculative_block): Likewise.
9135 (create_check_block_twin): Likewise.
9136 * predict.c (handle_missing_profiles): Likewise.
9137 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
9138 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
9139 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
9141 (maybe_lower_iteration_bound): Likewise.
9142 * tree-ssa-sccvn.c (DFS): Likewise.
9143 * tree-stdarg.c (reachable_at_most_once): Likewise.
9144 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
9145 (vectorizable_store): Likewise.
9147 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9149 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
9150 (sccvn_dom_walker): make cond_stack an auto_vec.
9152 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9154 * ree.c (struct ext_state): Make type of members auto_vec.
9155 (find_and_remove_re): Adjust.
9157 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9159 * cfgexpand.c (struct stack_vars_data): Make type of fields
9161 (expand_used_vars): Adjust.
9163 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9165 * ipa.c (record_cdtor_fn): Adjust.
9166 (build_cdtor_fns): Likewise.
9167 (ipa_cdtor_merge): Make static_ctors and static_dtors local
9170 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9172 * genextract.c (struct accum_extract): Add constructor and make
9176 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9178 * tree.c (struct free_lang_data_d): Add constructor and change
9179 types of members to ones that automatically manage resources.
9180 (fld_worklist_push): Adjust.
9181 (find_decls_types): Likewise.
9182 (find_decls_types_in_eh_region): Likewise.
9183 (free_lang_data_in_cgraph): Stop manually creating and
9184 destroying members of free_lang_data_d.
9186 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
9188 PR rtl-optimization/68961
9189 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
9190 peephole variant. Use sse_reg_operand predicates.
9192 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
9194 * config/i386/predicates.md (x86_64_immediate_operand)
9195 <case CONST_INT>: Remove unneeded truncation to DImode.
9196 <case CONST>: Ditto.
9197 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9199 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9202 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
9203 The xxperm and xxpermr instructions require that the 2nd input
9204 operand overlap with the output operand, and not the 1st.
9205 (altivec_vperm_v8hiv16qi): Likewise.
9206 (altivec_vperm_<mode>_uns_internal): Likewise.
9207 (altivec_vpermr_<mode>_internal): Likewise.
9208 (vperm_v8hiv4si): Likewise.
9209 (vperm_v16qiv8hi): Likewise.
9211 2016-07-12 Nathan Sidwell <nathan@acm.org>
9213 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
9214 when -mno-pic-data-is-text-relative is in effect, by default.
9215 * doc/invoke.texi (mpic-data-is-text-relative): Document new
9216 behavior and clarify.
9218 2016-07-12 Martin Liska <mliska@suse.cz>
9220 * params.def: Add avg-loop niter.
9221 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
9222 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
9223 * doc/invoke.texi: Document the new parameter.
9225 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9228 * expr.c (store_constructor): Mask sign-extended bits when widening
9229 sub-word constructor element at the start of a word.
9231 2016-07-12 Martin Liska <mliska@suse.cz>
9233 * Makefile.in: Append rule for params-options.h.
9234 * params-options.h: New file.
9236 2016-07-12 Martin Liska <mliska@suse.cz>
9238 * ira-build.c (mark_loops_for_removal): Properly iterate
9241 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
9242 Richard Biener <rguenther@suse.de>
9244 PR tree-optimization/23286
9245 PR tree-optimization/70159
9246 * doc/invoke.texi: Document -fcode-hoisting.
9247 * common.opt (fcode-hoisting): New flag.
9248 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
9249 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
9250 (do_regular_insertion): Rename to ...
9251 (do_pre_regular_insertion): ... this and amend general comments
9252 on insertion strathegy.
9253 (do_partial_partial_insertion): Rename to ...
9254 (do_pre_partial_partial_insertion): ... this.
9255 (do_hoist_insertion): New function.
9256 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
9257 and call do_hoist_insertion properly.
9259 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
9260 (pass_pre::execute): Register hoist_insert stats.
9262 2016-07-12 Jakub Jelinek <jakub@redhat.com>
9265 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
9266 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
9267 is different from mode's bitsize. Small cleanup.
9269 2016-07-12 Richard Biener <rguenther@suse.de>
9271 PR rtl-optimization/68961
9272 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
9273 to simplify to a non-constant.
9275 2016-07-11 Jakub Jelinek <jakub@redhat.com>
9278 * omp-low.c (expand_omp_target): Gimplify device.
9280 PR tree-optimization/71823
9281 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
9282 to get vec_oprnds2 from op2.
9284 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
9286 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
9287 Hoist common subexpressions.
9288 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9290 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
9293 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
9294 prevent generation of 'stxsiwx' on pre Power8 hardware.
9296 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9298 * input.c: Include cpplib.h.
9299 (selftest::temp_source_file): New class.
9300 (selftest::temp_source_file::temp_source_file): New ctor.
9301 (selftest::temp_source_file::~temp_source_file): New dtor.
9302 (selftest::should_have_column_data_p): New function.
9303 (selftest::test_should_have_column_data_p): New function.
9304 (selftest::temp_line_table): New class.
9305 (selftest::temp_line_table::temp_line_table): New ctor.
9306 (selftest::temp_line_table::~temp_line_table): New dtor.
9307 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
9308 it to create a temp_line_table.
9309 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
9310 locations that are known to have column data.
9311 (selftest::line_table_case): New struct.
9312 (selftest::test_reading_source_line): Move tempfile handling
9313 to class temp_source_file.
9314 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
9315 (selftest::assert_token_loc_eq): New function.
9316 (ASSERT_TOKEN_LOC_EQ): New macro.
9317 (selftest::test_lexer): New function.
9318 (selftest::boundary_locations): New array.
9319 (selftest::input_c_tests): Call test_should_have_column_data_p.
9320 Loop over a test matrix of interesting values of location and
9321 default_range_bits, calling test_lexer on each case in the matrix.
9322 Move call to test_accessing_ordinary_linemaps into the matrix.
9323 * selftest.h (ASSERT_EQ): Reimplement in terms of...
9324 (ASSERT_EQ_AT): New macro.
9326 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
9329 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9330 Don't convert TImode in debug insn.
9332 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9334 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
9335 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
9336 (tree_type_common::lang_flag_7): New.
9337 (tree_type_common::spare): Reduce size.
9338 * tree.h (TYPE_ALIGN_OK): Remove.
9339 (TYPE_LANG_FLAG_7): New.
9340 (get_inner_reference): Adjust header.
9341 * print-tree.c (print_node): Adjust.
9342 * expr.c (get_inner_reference): Remove parameter keep_aligning.
9343 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
9344 calls to get_inner_reference.
9345 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
9346 handling of TYPE_ALIGN_OK.
9347 * builtins.c (get_object_alignment_2): Adjust call to
9348 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
9349 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
9351 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
9352 * cfgexpand.c (expand_debug_expr): Likewise.
9353 * dbxout.c (dbxout_expand_expr): Likewise.
9354 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
9355 loc_list_from_tree, fortran_common): Likewise.
9356 * fold-const.c (optimize_bit_field_compare,
9357 decode_field_reference, fold_unary_loc, fold_comparison,
9358 split_address_to_core_and_offset): Likewise.
9359 * gimple-laddress.c (execute): Likewise.
9360 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
9361 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
9362 * hsa-gen.c (gen_hsa_addr): Likewise.
9363 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
9364 * tsan.c (instrument_expr): Likewise.
9365 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
9366 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
9367 * tree-affine.c (tree_to_aff_combination,
9368 get_inner_reference_aff): Adjust calls to get_inner_reference.
9369 * tree-data-ref.c (split_constant_offset_1,
9370 dr_analyze_innermost): Likewise.
9371 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
9372 * tree-sra.c (ipa_sra_check_caller): Likewise.
9373 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
9374 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
9375 bswap_replace): Likewise.
9376 * tree-vect-data-refs.c (vect_check_gather,
9377 vect_analyze_data_refs): Likewise.
9378 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
9379 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
9382 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9384 * Makefile.in (selftest-valgrind): New phony target.
9385 * function-tests.c (selftest::build_cfg): Delete pass instances
9386 created by the test.
9387 (selftest::convert_to_ssa): Likewise.
9388 (selftest::test_expansion_to_rtl): Likewise.
9389 * tree-cfg.c (selftest::test_linear_chain): Release dominator
9391 (selftest::test_diamond): Likewise.
9393 2016-07-11 Richard Biener <rguenther@suse.de>
9395 PR tree-optimization/71816
9396 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
9397 than replacing all of its operands.
9399 2016-07-11 Alan Modra <amodra@gmail.com>
9401 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
9402 (ctr<mode>): Add unspec.
9403 (ctr<mode>_internal*): Likewise.
9405 2016-07-08 James Bowman <james.bowman@ftdichip.com>
9407 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
9408 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
9410 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
9412 PR rtl-optimization/71621
9413 * lra-constraints.c (process_alt_operands): Check combination of
9416 2016-07-08 Jason Merrill <jason@redhat.com>
9417 Richard Biener <rguenther@suse.de>
9419 P0145: Refining Expression Order for C++.
9420 * gimplify.c (initial_rhs_predicate_for): New.
9421 (gimplfy_modify_expr): Gimplify RHS before LHS.
9423 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9426 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9427 Allow standard error handling to take over when a wrong number
9428 of arguments is presented to __builtin_vec_ld () or
9429 __builtin_vec_st ().
9431 2016-07-08 Jiong Wang <jiong.wang@arm.com>
9433 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
9438 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
9439 __builtin_aarch64_fmaxv2sf.
9440 (vmaxnmq_f32): Likewise.
9441 (vmaxnmq_f64): Likewise.
9442 (vminnm_f32): Likewise.
9443 (vminnmq_f32): Likewise.
9444 (vminnmq_f64): Likewise.
9446 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
9449 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
9450 enable -mfloat128-hardware by default.
9451 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
9452 that IEEE 128-bit hardware support needs.
9453 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
9454 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
9455 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
9456 floating point requires.
9457 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9458 -mfloat128 and -mfloat128-hardware changes.
9460 2016-07-08 Alan Hayward <alan.hayward@arm.com>
9462 PR tree-optimization/71667
9463 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
9465 2016-07-08 Martin Liska <mliska@suse.cz>
9468 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
9469 folding produces SAVE_EXPRs, thus return false for the type.
9471 2016-07-07 Martin Liska <mliska@suse.cz>
9473 * file-find.c (remove_prefix): New function.
9474 * file-find.h (remove_prefix): Declare the function.
9475 * gcc-ar.c (main): Skip a folder of the wrapper if
9476 a wrapped binary would point to the same file.
9478 2016-07-07 Jan Hubicka <jh@suse.cz>
9480 * tree-scalar-evolution.c (iv_can_overflow_p): export.
9481 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
9482 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
9484 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
9487 * ipa-inline-analysis.c (compute_inline_parameters): Set
9488 local.can_change_signature to false for intrumentation
9491 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9493 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
9494 with TARGET_HAVE_MOVT.
9495 (TARGET_HAVE_MOVT): Define.
9496 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
9497 availability with TARGET_HAVE_MOVT.
9498 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
9500 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
9502 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
9503 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
9504 * config/arm/constraints.md (define_constraint "j"): Use
9505 TARGET_HAVE_MOVT to check MOVT availability.
9507 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9509 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9511 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9513 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9514 (armv8-m.main): Likewise.
9515 (armv8-m.main+dsp): Likewise.
9516 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9517 (FL_FOR_ARCH8M_MAIN): Likewise.
9518 * config/arm/arm-tables.opt: Regenerate.
9519 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9520 armv8-m.main+dsp to BE8_LINK_SPEC.
9521 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9522 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9523 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9524 Baseline and Mainline.
9525 (arm_option_override_internal): Also disable arm_restrict_it when
9526 !arm_arch_notm. Update comment for -munaligned-access to also cover
9528 (arm_file_start): Increase buffer size for printing architecture name.
9529 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9530 and armv8-m.main+dsp.
9531 (mno-unaligned-access): Clarify that this is disabled by default for
9532 ARMv8-M Baseline architectures as well.
9534 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9536 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9537 decide whether to prevent some libgcc routines being included for some
9538 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9539 link between this condition and the one in
9540 libgcc/config/arm/lib1func.S.
9542 2016-07-07 Richard Biener <rguenther@suse.de>
9544 * tree-ssa-pre.c: Include alias.h.
9545 (compute_avail): If we have multiple VN_REFERENCEs with the
9546 same hashtable entry adjust that to make it a valid replacement
9547 for all of them with respect to alignment and aliasing
9548 when doing insertion.
9549 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9550 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9552 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9556 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9557 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9560 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9562 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9563 (adjust_mems): Adjust.
9564 (adjust_insn): Likewise.
9565 (prepare_call_arguments): Likewise.
9567 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9569 * gcse.c (struct ls_expr): Make stores field a vector.
9570 (ldst_entry): Adjust.
9571 (free_ldst_entry): Likewise.
9572 (print_ldst_list): Likewise.
9573 (compute_ld_motion_mems): Likewise.
9574 (update_ld_motion_stores): Likewise.
9576 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9578 * gcse.c (struct ls_expr): Remove loads field.
9579 (ldst_entry): Adjust.
9580 (free_ldst_entry): Likewise.
9581 (print_ldst_list): Likewise.
9582 (compute_ld_motion_mems): Likewise.
9584 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9586 * store-motion.c (struct st_expr): Make antic_stores a vector.
9587 (st_expr_entry): Adjust.
9588 (free_st_expr_entry): Likewise.
9589 (print_store_motion_mems): Likewise.
9590 (find_moveable_store): Likewise.
9591 (compute_store_table): Likewise.
9592 (remove_reachable_equiv_notes): Likewise.
9593 (replace_store_insn): Likewise.
9594 (build_store_vectors): Likewise.
9596 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9598 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9599 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9601 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9603 PR tree-optimization/71518
9604 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9605 misalign also for outer loops with negative step.
9607 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9609 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9610 (cortex_a53_shift): Add mov_shift.
9611 (cortex_a53_shift_reg): Add new reservation for register shifts.
9612 (cortex_a53_alu): Remove bfm.
9613 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9614 (cortex_a53_alu_extr): Add new reservation for EXTR.
9615 (bypasses): Improve bypass modelling.
9617 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9620 * config/avr/avr.c (avr_asm_select_section): Strip off
9621 SECTION_DECLARED from flags when calling get_section.
9623 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9625 * tree-vectorizer.h (vect_memory_access_type): Add
9626 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9627 * tree-vect-stmts.c (compare_step_with_zero): New function.
9628 (perm_mask_for_reverse): Move further up file.
9629 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9631 (get_negative_load_store_type): New function.
9632 (get_load_store_type): Call it. Add an ncopies argument.
9633 (vectorizable_mask_load_store): Update call accordingly and
9634 remove tests for negative steps.
9635 (vectorizable_store, vectorizable_load): Likewise. Handle new
9636 memory_access_types.
9638 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9640 * tree-vectorizer.h (vect_memory_access_type): New enum.
9641 (_stmt_vec_info): Add a memory_access_type field.
9642 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9643 (vect_model_store_cost): Take an access type instead of a boolean.
9644 (vect_model_load_cost): Likewise.
9645 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9646 vect_model_store_cost and vect_model_load_cost.
9647 * tree-vect-stmts.c (vec_load_store_type): New enum.
9648 (vect_model_store_cost): Take an access type instead of a
9649 store_lanes_p boolean. Simplify tests.
9650 (vect_model_load_cost): Likewise, but for load_lanes_p.
9651 (get_group_load_store_type, get_load_store_type): New functions.
9652 (vectorizable_store): Use get_load_store_type. Record the access
9653 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9654 (vectorizable_load): Likewise.
9655 (vectorizable_mask_load_store): Likewise. Replace is_store
9656 variable with vls_type.
9658 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9660 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9661 single_element_p parameter.
9662 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9663 Check the PR65518 case here rather than in vectorizable_load.
9664 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9665 * tree-vect-stmts.c (vectorizable_load): Likewise.
9667 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9669 * tree-vectorizer.h (gather_scatter_info): New structure.
9670 (vect_check_gather_scatter): Return a bool rather than a decl.
9671 Replace return-by-pointer arguments with a single
9672 gather_scatter_info *.
9673 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9674 (vect_analyze_data_refs): Update call accordingly.
9675 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9676 (vectorizable_mask_load_store): Likewise. Also record the
9677 offset dt and vectype in the gather_scatter_info.
9678 (vectorizable_store): Likewise.
9679 (vectorizable_load): Likewise.
9681 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9683 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
9684 strided groups, use the cost of N scalar accesses instead
9685 of ncopies vector accesses.
9686 (vect_model_load_cost): Likewise.
9688 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9690 * tree-vect-stmts.c (vect_cost_group_size): Delete.
9691 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
9692 variable to indicate when once-per-group costs are being used.
9693 (vect_model_load_cost): Likewise. Fix comment and misindented code.
9695 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9697 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
9698 peeling-for-gaps condition.
9700 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9702 * config/s390/s390.c (s390_expand_vec_init): Force initializer
9703 element to register if it doesn't match general_operand.
9705 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9706 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9708 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
9710 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
9711 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
9712 (SIGNBIT): New mode iterator.
9713 (Fsignbit): New mode attribute.
9714 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
9715 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
9716 when direct moves are available.
9717 (signbit<mode>2_dm): New define_insn_and_split).
9718 (signbit<mode>2_dm2): New define_insn.
9720 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9722 PR rtl-optimization/71594
9723 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
9724 into subregs of appropriate mode before trying to emit a conditional
9727 2016-07-05 Jan Hubicka <jh@suse.cz>
9729 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
9730 (simple_iv): Use it.
9732 2016-07-05 Jan Hubicka <jh@suse.cz>
9734 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
9736 2016-07-05 Jiong Wang <jiong.wang@arm.com>
9738 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
9741 2016-07-05 Jan Hubicka <jh@suse.cz>
9743 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
9746 2016-07-05 Richard Biener <rguenther@suse.de>
9748 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
9749 Handle empty else block.
9750 (is_feasible_trace): Likewise.
9751 (split_paths): Likewise.
9753 2016-07-05 Richard Biener <rguenther@suse.de>
9755 * tree-loop-distribution.c (distribute_loop): Fix issue with
9756 the cost model loop.
9758 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
9760 * config/arm/neon-testgen.ml: Delete.
9761 * config/arm/neon.ml: Delete.
9763 2016-07-04 Jakub Jelinek <jakub@redhat.com>
9766 * tree.c (attribute_value_equal): Use get_attribute_name instead of
9767 directly using TREE_PURPOSE.
9769 2016-07-04 Jiong Wang <jiong.wang@arm.com>
9771 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
9772 * config/aarch64/aarch64_neon.h: Likewise.
9773 * config/aarch64/arm_neon.h: Likewise.
9774 * config/aarch64/atomics.md: Likewise.
9775 * config/aarch64/aarch64-simd-builtins.def: Likewise.
9776 * doc/invoke.texi: Likewise.
9778 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9780 * config/s390/s390.md: Add "z13" cpu_facility.
9781 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
9782 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
9783 condition" type instructions.
9785 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9786 Jeff Law <law@redhat.com>
9788 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
9789 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
9791 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
9793 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
9794 permutation for TARGET_AVX512F.
9795 (ix86_expand_vec_one_operand_perm_avx512): New function.
9796 (expand_vec_perm_1): Invoke introduced function.
9797 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9798 it may be not valid after vectorization.
9800 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9803 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
9804 typo in comment. Only force to memory if it is a weak
9807 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
9808 Jiong Wang <jiong.wang@arm.com>
9810 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
9811 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
9812 (AARCH64_FL_F16): New.
9813 (AARCH64_FL_FOR_ARCH8_2): New.
9814 (AARCH64_ISA_8_2): New.
9815 (AARCH64_ISA_F16): New.
9816 (TARGET_FP_F16INST): New.
9817 (TARGET_SIMD_F16INST): New.
9818 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
9819 ("fp"): Disabling "fp" also disables "fp16".
9820 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
9821 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
9822 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
9823 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
9825 2016-07-04 Jan Beulich <jbeulich@suse.com>
9827 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
9829 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9832 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
9833 the insns, use an insn form that does not adjust the offset on
9834 little endian systems.
9836 2016-07-01 Jan Beulich <jbeulich@suse.com>
9838 * varasm.c (get_variable_section): Validate initializer in
9839 named .bss-like sections.
9841 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9843 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
9844 Exchange the order of the second and third operands in the vpermr
9845 instruction tmeplate.
9847 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
9850 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
9851 Disallow TDmode values.
9853 2016-07-01 Alan Modra <amodra@gmail.com>
9855 PR rtl-optimization/71709
9856 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
9857 being set, not referenced.
9859 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
9861 PR tree-optimization/70729
9862 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
9863 of loop since it can be not valid after transformation.
9865 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9867 * config/arm/arm.c (thumb_reload_in_hi): Delete.
9868 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
9870 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
9872 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
9875 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9878 * config/rs6000/constraints.md (wY constraint): New constraint to
9879 match the requirements for the LXSD and STXSD instructions.
9880 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
9881 predicate to match the requirements for the LXSD and STXSD
9883 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
9884 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
9885 to make sure that the bottom 2 bits of offset are 0, the address
9886 form is offsettable, and no updating is done in the address mode.
9887 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
9888 (movdi_internal32): Likewise
9889 (movdi_internal64): Likewise.
9891 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9893 PR tree-optimization/71707
9894 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
9895 strinfo even for ADDR_EXPR ptr.
9897 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9899 * config/rs6000/altivec.md (darn_32): Change the condition to
9900 TARGET_P9_MISC instead of TARGET_MODULO.
9901 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
9902 condition expression.
9903 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
9904 condition expression.
9905 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
9906 (DFP_TEST): New code iterator.
9907 (dfptstsfi_<code>_mode>): New define_expand.
9908 (*dfp_sgnfcnc_<mode>): New define_insn.
9909 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
9910 definition next to BU_P9_MISC_1 definition and change the MASK
9911 value to RS6000_BTM_P9_MISC.
9912 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
9913 (BU_P9_64BIT_MISC_0): Likewise.
9914 (BU_P9_DFP_MISC_0): New macro definition.
9915 (BU_P9_DFP_MISC_1): New macro definition.
9916 (BU_P9_DFP_MISC_2): New macro definition.
9917 (BU_P9_DFP_OVERLOAD_1): New macro definition.
9918 (BU_P9_DFP_OVERLOAD_2): New macro definition.
9919 (BU_P9_DFP_OVERLOAD_3): New macro definition.
9920 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
9921 (TSTSFI_LT_TD): Likewise.
9922 (TSTSFI_EQ_DD): Likewise.
9923 (TSTSFI_EQ_TD): Likewise.
9924 (TSTSFI_GT_DD): Likewise.
9925 (TSTSFI_GT_TD): Likewise.
9926 (TSTSFI_OV_DD): Likewise.
9927 (TSTSFI_OV_TD): Likewise.
9928 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
9929 (TSTSFI_LT_DD): Likewise.
9930 (TSTSFI_LT_TD): Likewise.
9931 (TSTSFI_EQ): Likewise.
9932 (TSTSFI_EQ_DD): Likewise.
9933 (TSTSFI_EQ_TD): Likewise.
9934 (TSTSFI_GT): Likewise.
9935 (TSTSFI_GT_DD): Likewise.
9936 (TSTSFI_GT_TD): Likewise.
9937 (TSTSFI_OV): Likewise.
9938 (TSTSFI_OV_DD): Likewise.
9939 (TSTSFI_OV_TD): Likewise.
9940 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9941 overloaded test significance functions.
9942 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9943 OPTION_MASK_P9_MISC into the representation of this mask.
9944 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
9946 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
9947 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
9949 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
9950 argument is a 6-bit unsigned literal value if the icode argument
9951 represents a DFP test significance built-in call.
9952 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
9953 flag used independently and in combination with the
9954 RS6000_BTM_64BIT flag.
9955 (rs6000_opt_masks): Add entry for power9-misc command-line option.
9956 (rs6000_builtin_mask_names): Add entry for power9-misc
9957 command-line option.
9958 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
9959 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
9960 RS6000_BTM_P9_MISC macros.
9961 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
9962 option and change the description of the -mpower9-vector option to
9963 enable only vector instructions, removing its erroneously claimed
9964 support for scalar instructions.
9965 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9966 the ISA 3.0 digital floating point test significance built-in
9969 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
9971 * config/aarch64/aarch64.c (cortexa35_tunings):
9972 Enable AES fusion. Use cortexa57_branch_cost.
9973 (cortexa53_tunings): Use cortexa57_branch_cost.
9974 (cortexa72_tunings): Use cortexa57_branch_cost.
9975 Use AUTOPREFETCHER_WEAK.
9976 (cortexa73_tunings): Use cortexa57_branch_cost.
9978 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9979 James Greenhalgh <james.greenhalgh@arm.com>
9981 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
9982 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
9983 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
9984 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
9985 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
9986 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
9987 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
9988 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
9989 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
9990 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
9991 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
9992 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
9993 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
9996 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
9997 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9999 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
10001 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
10003 2016-06-30 David Malcolm <dmalcolm@redhat.com>
10006 * gcc.c (driver::build_option_suggestions): Pass "option" to
10007 add_misspelling_candidates.
10008 * opts-common.c (add_misspelling_candidates): Add "option" param;
10009 use it to avoid adding negated forms for options marked with
10011 * opts.h (add_misspelling_candidates): Add "option" param.
10013 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10015 PR middle-end/71693
10016 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
10017 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
10018 first when permuting bitwise operation with rotate. Cast
10019 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
10021 2016-06-29 David Malcolm <dmalcolm@redhat.com>
10023 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
10024 for misspelled param names.
10025 * params.c: Include spellcheck.h.
10026 (find_param_fuzzy): New function.
10027 * params.h (find_param_fuzzy): New prototype.
10028 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
10029 * spellcheck.h (struct edit_distance_traits<const char *>):
10032 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
10034 * config/rs6000/predicates.md (const_0_to_7_operand): New
10035 predicate, recognize 0..7.
10036 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10037 support for doing extracts from V16QImode, V8HImode, V4SImode
10039 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
10040 vector extract support.
10041 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
10042 for ISA 3.0 vector extract.
10043 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
10044 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
10045 extracts of a constant element number from small integer vectors
10046 on 64-bit ISA 3.0 systems.
10047 (vsx_extract_<mode>_di): Likewise.
10048 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
10049 say when we can do ISA 3.0 vector extracts.
10050 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
10051 registers, using the stxsiwx instruction.
10053 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
10055 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
10056 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
10057 qdf24xx_regmove_cost, qdf24xx_tunings): New.
10058 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
10059 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
10060 * config/arm/arm.c (arm_qdf24xx_tune): New.
10062 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
10064 * config/aarch64/aarch64.c (cortexa53_tunings):
10065 Increase loop alignment to 8. Set function alignment to 16.
10066 (cortexa35_tunings): Likewise.
10067 (cortexa57_tunings): Increase loop alignment to 8.
10068 (cortexa72_tunings): Likewise.
10069 (cortexa73_tunings): Likewise.
10071 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
10073 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
10074 for arm_fp16_ok and arm_fp16_hw.
10075 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
10076 arm_fp16_alternative.
10078 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
10080 PR tree-optimization/71655
10081 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
10082 types when swapping operands.
10084 2016-06-29 Martin Liska <mliska@suse.cz>
10086 PR middle-end/71585
10087 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
10088 * ipa-inline-transform.c (inline_call): Remove unnecessary call
10089 of build_optimization_node.
10091 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
10093 PR tree-optimization/70729
10094 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
10095 independent in loops having positive safelen value.
10096 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10097 it may be not valid after vectorization.
10099 2016-06-29 Jakub Jelinek <jakub@redhat.com>
10101 PR tree-optimization/71625
10102 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
10103 is sorted by ascending list->offset. If PTR is non-NULL and there is
10104 previous strinfo, call get_stridx_plus_constant.
10105 (get_stridx): Pass exp as second argument to get_addr_stridx.
10106 (addr_stridxptr): Add missing list = list->next, so that there can be
10107 more than one entries in the list. Bump limit from 16 to 32. Ensure
10108 the list is sorted by ascending list->offset.
10109 (get_stridx_plus_constant): Adjust so that it can be also called with
10110 ADDR_EXPR instead of SSA_NAME as PTR.
10111 (handle_char_store): Pass NULL_TREE as second argument to
10114 2016-06-29 Richard Biener <rguenther@suse.de>
10116 PR rtl-optimization/68961
10117 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
10119 2016-06-29 Richard Biener <rguenther@suse.de>
10121 PR middle-end/71002
10122 * alias.c (component_uses_parent_alias_set_from): Handle
10123 type punning through union accesses by using the union alias set.
10124 * gimple.c (gimple_get_alias_set): Remove union type punning case.
10126 2016-07-29 Richard Biener <rguenther@suse.de>
10128 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
10129 precision not matching mode precision.
10131 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
10133 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
10134 pa_output_arg_descriptor.
10135 (call_val_symref_64bit_post_reload): Likewise.
10136 (call_val_powf_64bit_post_reload): Likewise.
10137 (sibcall_internal_symref_64bit): Likewise.
10138 (sibcall_value_internal_symref_64bit): Likewise.
10140 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10142 PR middle-end/71626
10143 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
10144 a constant, force its SUBREG_REG into memory or register instead
10147 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10150 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
10151 * doc/invoke.texi (AVR Options): Document it.
10153 2016-06-28 Walter Lee <walt@tilera.com>
10155 * config/tilegx/linux.h: Do not include arch/icache.h
10156 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10157 * config/tilepro/linux.h: Do not include arch/icache.h
10158 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10160 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
10162 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
10163 for big-endian BIT_FIELD_REF.
10165 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
10167 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
10168 ('size' attribute): Add '128'.
10170 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
10171 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
10172 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
10173 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
10174 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
10175 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
10176 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
10177 *trunc<mode>df2_odd): Set size attribute to '128'.
10178 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
10179 * config/rs6000/power6.md (power6-fp): Include dfp type.
10180 * config/rs6000/power7.md (power7-fp): Likewise.
10181 * config/rs6000/power8.md (power8-fp): Likewise.
10182 * config/rs6000/power9.md: New file.
10183 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
10184 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
10185 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
10187 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
10188 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10189 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
10190 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
10191 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
10192 dfp_dscri_<mode>): Change type attribute to dfp.
10193 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
10194 attribute to vecsimple.
10195 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
10196 and prefetch streams.
10197 (rs6000_option_override_internal): Remove temporary code setting
10198 tuning to power8. Don't set rs6000_sched_groups for power9.
10199 (last_scheduled_insn): Change to rtx_insn *.
10200 (divide_cnt, vec_load_pendulum): New variables.
10201 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
10202 (rs6000_issue_rate): Set issue rate for Power9.
10203 (is_power9_pairable_vec_type): New.
10204 (power9_sched_reorder2): New.
10205 (rs6000_sched_reorder2): Call new function for Power9 specific
10207 (insn_must_be_first_in_group): Remove Power9.
10208 (insn_must_be_last_in_group): Likewise.
10209 (force_new_group): Likewise.
10210 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
10211 Initialize divide_cnt/vec_load_pendulum.
10212 (_rs6000_sched_context, rs6000_init_sched_context,
10213 rs6000_set_sched_context): Handle context save/restore of new
10216 2016-06-28 Richard Biener <rguenther@suse.de>
10218 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
10219 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
10220 COMPONENT_REF operand.
10221 (nonoverlapping_component_refs_p): Likewise.
10222 * stor-layout.c (start_bitfield_representative): Mark
10223 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
10225 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10227 * Makefile.in: Don't cat ../stage_current if it does not exist.
10229 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
10230 last argument is a bit-field.
10232 PR rtl-optimization/71673
10233 * internal-fn.c (expand_arith_overflow_result_store): Use
10234 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
10235 expand_simple_binop.
10237 PR middle-end/66867
10238 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
10239 expand_ifn_atomic_compare_exchange): New functions.
10240 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
10241 * tree.h (build_call_expr_internal_loc): Rename to ...
10242 (build_call_expr_internal_loc_array): ... this. Fix up type of
10244 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
10245 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
10246 ATOMIC_COMPARE_EXCHANGE result.
10247 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
10248 * gimple-fold.h (optimize_atomic_compare_exchange_p,
10249 fold_builtin_atomic_compare_exchange): New prototypes.
10250 * gimple-fold.c (optimize_atomic_compare_exchange_p,
10251 fold_builtin_atomic_compare_exchange): New functions..
10252 * tree-ssa.c (execute_update_addresses_taken): If
10253 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
10254 of call when finding addressable vars, and if such var becomes
10255 non-addressable, call fold_builtin_atomic_compare_exchange.
10257 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
10260 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
10261 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
10263 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
10265 * config/rs6000/rs6000.md ('type' attribute): Add
10266 veclogical,veccmpfx,vecexts,vecmove insn types.
10267 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
10268 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
10269 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
10270 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
10271 *nabs<mode>2_hw): Change type to vecmove.
10272 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
10273 *boolcc<mode>3_internal, *eqv<mode>3_internal,
10274 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
10275 *ieee_128bit_vsx_abs<mode>2_internal,
10276 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
10277 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
10278 *ieee128_mtvsrd_32bit): Change type to veclogical.
10279 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
10280 *movdi_internal32, *movdi_internal64): Update insn types.
10281 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
10282 vsx_extract_<mode>): Change type to veclogical.
10283 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
10284 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
10285 *vsx_sign_extend_si_v2di): Change type to vecexts.
10286 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
10287 type to veclogical.
10288 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
10289 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
10290 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
10291 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
10292 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10293 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
10294 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
10295 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
10296 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
10297 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
10298 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
10299 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
10300 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
10301 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
10302 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
10303 (ppc7450-vecsimple): Add veclogical, vecmove.
10304 (ppc7450-veccmp): Add veccmpfx.
10305 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
10307 (ppc8540_vector_compare): Add veccmpfx.
10308 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
10309 * config/rs6000/cell.md (cell-fp): Add fpsimple.
10310 (cell-vecsimple): Add veclogical, vecmove.
10311 (cell-veccmp): Add veccmpfx.
10312 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
10313 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
10315 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
10316 * config/rs6000/power4.md (power4-fp): Add fpsimple.
10317 (power4-vecsimple): Add veclogical, vecmove.
10318 (power4-veccmp): Add veccmpfx.
10319 * config/rs6000/power5.md (power5-fp): Add fpsimple.
10320 * config/rs6000/power6.md (power6-fp): Add fpsimple.
10321 (power6-vecsimple): Add veclogical, vecmove.
10322 (power6-veccmp): Add veccmpfx.
10323 * config/rs6000/power7.md (power7-fp): Add fpsimple.
10324 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
10325 * config/rs6000/power8.md (power8-fp): Add fpsimple.
10326 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
10327 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
10328 * config/rs6000/titan.md (titan_fp): Add fpsimple.
10329 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
10331 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
10333 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
10336 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10337 OPTION_MASK_P9_DFORM_VECTOR.
10338 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
10339 disable -mpower9-dform-vector when using reload.
10340 (quad_address_p): Remove 'gpr_p' argument and all associated code.
10341 New 'strict' argument. Update all callers. Add strict addressing
10343 (rs6000_legitimate_offset_address_p): Remove call to
10344 virtual_stack_registers_memory_p.
10345 (rs6000_legitimize_reload_address): Add quad address support.
10346 (rs6000_legitimate_address_p): Move call to quad_address_p above
10347 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
10348 to account for new strict usage.
10349 (rs6000_output_move_128bit): Adjust quad_address_p args to account
10350 for new strict usage.
10351 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
10353 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
10360 * config/i386/i386.c (ix86_spill_class): Disable condition to
10361 always return NO_REGS.
10363 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
10365 * predict.c: Include gimple-pretty-print.h
10366 (predicted_by_loop_heuristics_p): Check also
10367 PRED_LOOP_EXIT_WITH_RECURSION
10368 (predict_loops): Find self recursive calls and use special purpose
10369 predictors for them; dump log about decisions.
10370 (pass_profile::execute): Dump info about #of iterations.
10371 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
10372 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
10374 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
10376 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
10377 output_asm_insn calls and shorten long lines. Output .CALL
10378 argument descriptor using pa_output_arg_descriptor. Add various
10379 inline $$dyncall and other optimizations.
10380 (pa_attr_length_indirect_call): Adjust ordering and lengths.
10382 2016-06-25 Jakub Jelinek <jakub@redhat.com>
10384 PR tree-optimization/71643
10385 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
10388 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
10389 leak a bitmap if dep_bb is NULL.
10391 PR tree-optimization/71631
10392 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
10393 to rewrite_expr_tree even if negate_result, move new_lhs var
10394 declaration and initialization earlier, for powi_result set afterwards
10395 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
10396 if new_lhs != lhs, and don't shadow gsi var.
10398 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10400 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
10401 Add in_loop parameter.
10402 (predict_loops): Add loop guard heuristics.
10403 * predict.def (PRED_LOOP_GUARD): New heuristics.
10405 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10407 * predict.c: Include ipa-utils.h
10408 (tree_bb_level_prediction): Predict recursive calls.
10409 (tree_estimate_probability_bb): Skip inexpensive calls for call
10411 * predict.def (PRED_RECURSIVE_CALL): New.
10413 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10415 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
10416 (BU_FLOAT128_1): Likewise.
10418 (COPYSIGNQ): Likewise.
10419 (RS6000_BUILTIN_NANQ): Likewise.
10420 (RS6000_BUILTIN_NANSQ): Likewise.
10421 (RS6000_BUILTIN_INFQ): Likewise.
10422 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
10423 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
10424 (TARGET_FOLD_BUILTIN): New #define.
10425 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
10426 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
10427 (rs6000_fold_builtin): New target hook implementation, handling
10428 folding of 128-bit NaNs and infinities.
10429 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
10430 entries are filled in to avoid problems during bootstrap
10431 self-test; define builtins for 128-bit NaNs and infinities.
10432 (rs6000_opt_mask): Add entry for float128.
10433 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
10434 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
10435 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
10436 (const_str_type_node): New #define.
10437 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
10438 to a define_expand that dispatches to either copysign<mode>3_soft
10439 or copysign<mode>3_hard.
10440 (copysign<mode>3_hard): Rename from copysign<mode>3.
10441 (copysign<mode>3_soft): New define_insn.
10442 * doc/extend.texi: Document new builtins.
10444 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10446 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
10447 PRIu64 instead of lu.
10449 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
10452 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
10453 copy the type name.
10455 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10457 PR tree-optimization/71647
10458 * omp-low.c (lower_rec_input_clauses): Convert
10459 omp_clause_aligned_alignment (c) to size_type_node for the
10460 last argument of __builtin_assume_aligned.
10462 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
10464 * configure.ac (calling ___tls_get_addr via GOT): New
10465 assembler/linker check.
10466 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
10467 assembler and linker supports calling ___tls_get_addr via GOT.
10468 Otherise, defined to 0.
10469 * config.in: Regenerated.
10470 * configure: Likewise.
10471 * config/i386/constraints.md (Yb): New constraint.
10472 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
10473 (REG_CLASS_NAMES): Likewise.
10474 (REG_CLASS_CONTENTS): Likewise.
10475 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
10476 the b constraint with the Yb constraint. Call ___tls_get_addr
10477 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
10479 (*tls_local_dynamic_base_32_gnu): Likewise.
10480 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
10481 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
10482 (*tls_local_dynamic_base_64_<mode>): Likewise.
10484 2016-06-24 Martin Liska <mliska@suse.cz>
10486 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
10487 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
10489 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
10490 argument to true if the expected number of iterations is
10493 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
10495 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
10496 assemble for 32bit target.
10497 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
10498 and $ld_ix86_gld_32_opt to link for 32bit target.
10499 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
10500 * configure: Regenerate.
10502 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10504 * config/arm/arm.c (int_log2): Delete definition and prototype.
10505 (shift_op): Use exact_log2 instead of int_log2.
10506 (vfp3_const_double_for_fract_bits): Likewise.
10508 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10510 * internal-fn.c (expand_arith_set_overflow): New function.
10511 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10513 (expand_arith_overflow_result_store): Likewise. Handle precision
10514 smaller than mode precision.
10515 * tree-vrp.c (extract_range_basic): For imag part, handle
10516 properly signed 1-bit precision result.
10517 * doc/extend.texi (__builtin_add_overflow): Document that last
10518 argument can't be pointer to enumerated or boolean type.
10519 (__builtin_add_overflow_p): Document that last argument can't
10520 have enumerated or boolean type.
10522 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10523 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10525 * config/rs6000/predicates.md (splat_input_operand): Rework.
10526 Don't allow constants, since the insns that use this predicate
10527 don't support constants. Constants are handled by other insns
10528 that are created via combine. During and after register
10529 allocation, only allow indexed or indirect addresses, and not
10530 general addresses. Only allow modes supported by the hardware.
10531 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10532 comment. Move check for using VSPLTIS<x> to a common location,
10533 instead of doing it in two different places.
10535 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10537 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10538 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10539 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10540 signature_CENTAUR_ebx.
10542 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10546 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10547 (as_ix86_gas_32_opt): This.
10548 (ld_ix86_tls_ldm_opt): Renamed to ...
10549 (ld_ix86_gld_32_opt): This.
10550 (R_386_TLS_LDM reloc): Updated.
10551 (R_386_GOT32X reloc): New assembler/linker check.
10552 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10553 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10555 * config.in: Regenerated.
10556 * configure: Likewise.
10557 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10558 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10559 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10560 if ix86_force_load_from_GOT_p returns true.
10561 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10562 ix86_force_load_from_GOT_p returns true.
10563 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10564 the external function address via the GOT slot.
10565 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10566 HAVE_AS_IX86_GOT32X before returning false.
10567 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10568 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10570 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10572 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10574 2016-06-23 Andi Kleen <ak@linux.intel.com>
10576 * Makefile.in: Regenerate.
10577 * doc/install.texi: Document autoprofiledbootstrap.
10579 2016-06-23 Andi Kleen <ak@linux.intel.com>
10581 * config/i386/gcc-auto-profile: New file.
10583 2016-06-23 Martin Liska <mliska@suse.cz>
10585 PR middle-end/71619
10586 * predict.c (predict_loops): Revert the hunk that was removed
10589 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10591 * config.gcc: Add support for arm*-*-phoenix* targets.
10592 * config/arm/t-phoenix: New.
10593 * config/phoenix.h: New.
10595 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10596 H.J. Lu <hongjiu.lu@intel.com>
10599 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10600 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10601 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10602 ix86_force_load_from_GOT_p returns true.
10603 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10604 ix86_force_load_from_GOT_p returns true.
10605 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10606 ix86_force_load_from_GOT_p returns true.
10607 (ix86_expand_move): Load the external function address via the
10608 GOT slot if ix86_force_load_from_GOT_p returns true.
10609 * config/i386/predicates.md (x86_64_immediate_operand): Return
10610 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10611 (x86_64_zext_immediate_operand): Ditto.
10613 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10615 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10617 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10620 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10621 * diagnostic.c (pedwarn_at_rich_loc): New function.
10622 * spellcheck.h (best_match::best_match): Add a
10623 "best_distance_so_far" optional parameter.
10624 (best_match::set_best_so_far): New method.
10625 (best_match::get_best_distance): New accessor.
10626 (best_match::get_best_candidate_length): New accessor.
10628 2016-06-22 Nick Clifton <nickc@redhat.com>
10630 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10631 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10632 modes are accepted as well.
10633 (ucompare_loc_descriptor): Likewise.
10634 (minmax_loc_descriptor): Likewise.
10635 (clz_loc_descriptor): Likewise.
10636 (popcount_loc_descriptor): Likewise.
10637 (bswap_loc_descriptor): Likewise.
10638 (rotate_loc_descriptor): Likewise.
10639 (mem_loc_descriptor): Likewise.
10640 (loc_descriptor): Likewise.
10642 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10644 * common.opt (fdiagnostics-parseable-fixits): New option.
10645 * diagnostic.c: Include "selftest.h".
10646 (print_escaped_string): New function.
10647 (print_parseable_fixits): New function.
10648 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10649 (selftest::assert_print_escaped_string): New function.
10650 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10651 (selftest::test_print_escaped_string): New function.
10652 (selftest::test_print_parseable_fixits_none): New function.
10653 (selftest::test_print_parseable_fixits_insert): New function.
10654 (selftest::test_print_parseable_fixits_remove): New function.
10655 (selftest::test_print_parseable_fixits_replace): New function.
10656 (selftest::diagnostic_c_tests): New function.
10657 * diagnostic.h (struct diagnostic_context): Add field
10658 "parseable_fixits_p".
10659 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10660 -fdiagnostics-parseable-fixits.
10661 (-fdiagnostics-parseable-fixits): New option.
10662 * opts.c (common_handle_option): Handle
10663 -fdiagnostics-parseable-fixits.
10664 * selftest-run-tests.c (selftest::run_tests): Call
10665 selftest::diagnostic_c_tests.
10666 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10668 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10670 PR tree-optimization/71488
10671 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10672 comparison of boolean vectors.
10673 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10674 of boolean vectors using bitwise operations.
10676 2016-06-22 Andreas Schwab <schwab@suse.de>
10678 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10679 Remove declaration.
10681 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
10683 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
10685 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
10687 * config/i386/i386.c (print_reg): Emit an error message on attempt to
10690 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10692 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
10693 * config/arm/arm-cores.def (cortex-a73): New entry.
10694 (cortex-a73.cortex-a35): Likewise.
10695 (cortex-a73.cortex-a53): Likewise.
10696 * config/arm/arm-tables.opt: Regenerate.
10697 * config/arm/arm-tune.md: Likewise.
10698 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
10699 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10700 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
10701 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10702 * doc/invoke.texi (ARM Options): Document cortex-a73,
10703 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
10705 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10707 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
10708 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
10709 (cortex-a73.cortex-a35): Likewise.
10710 (cortex-a73.cortex-a53): Likewise.
10711 * config/aarch64/aarch64-tune.md: Regenerate.
10712 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
10713 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
10716 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10718 * configure.ac (gcc_cv_as_compress_debug): Remove
10719 --compress-debug-sections as extra as switch.
10720 Handle gas --compress-debug-sections=type.
10721 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
10722 Handle gld --compress-debug-sections=type.
10723 * configure: Regenerate.
10725 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
10727 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
10729 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
10731 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
10732 (do_rewrite): likewise.
10734 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10736 * common/config/mep/mep-common.c: Remove.
10737 * config.gcc: Remove mep-* support.
10738 * config/mep/constraints.md: Remove.
10739 * config/mep/default.h: Remove.
10740 * config/mep/intrinsics.h: Remove.
10741 * config/mep/intrinsics.md: Remove.
10742 * config/mep/ivc2-template.h: Remove.
10743 * config/mep/mep-c5.cpu: Remove.
10744 * config/mep/mep-core.cpu: Remove.
10745 * config/mep/mep-default.cpu: Remove.
10746 * config/mep/mep-ext-cop.cpu: Remove.
10747 * config/mep/mep-intrin.h: Remove.
10748 * config/mep/mep-ivc2.cpu: Remove.
10749 * config/mep/mep-pragma.c: Remove.
10750 * config/mep/mep-protos.h: Remove.
10751 * config/mep/mep.c: Remove.
10752 * config/mep/mep.cpu: Remove.
10753 * config/mep/mep.h: Remove.
10754 * config/mep/mep.md: Remove.
10755 * config/mep/mep.opt: Remove.
10756 * config/mep/predicates.md: Remove.
10757 * config/mep/t-mep: Remove.
10758 * doc/install.texi: Remove mep-* documentation.
10759 * doc/md.texi: Likewise.
10761 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10763 * config.gcc: Remove support for avr-rtems.
10764 * config/avr/gen-avr-mmcu-specs.c: Likewise.
10765 * config/avr/rtems.h: Remove.
10766 * config/avr/t-rtems: Remove.
10768 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10770 * config.gcc: Remove m32r-rtems support.
10771 * config/m32r/rtems.h: Remove.
10773 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10775 * config.gcc: Remove h8300-rtems support.
10776 * config/h8300/rtems.h: Remove.
10777 * config/h8300/t-rtems: Remove.
10779 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10781 * config.gcc: Remove support for knetbsd.
10782 * configure.ac: Likewise.
10783 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
10784 * config/knetbsd-gnu.h: Remove.
10785 * configure: Regenerate.
10787 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10789 * config.gcc: Remove support for openbsd 2 and 3.
10790 * config/openbsd-oldgas.h: Remove.
10792 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10794 * config.gcc: Remove interix support.
10795 * config/i386/i386-interix.h: Remove.
10796 * config/i386/interix.opt: Remove.
10797 * config/i386/t-interix: Remove.
10798 * configure: Regenerate.
10799 * configure.ac: Remove interix support.
10800 * doc/install.texi: Remove interix documentation.
10802 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
10804 * config/rs6000/rs6000.h: Add conditional preprocessing directives
10805 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
10808 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10810 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
10811 they are both PLACEHOLDER_EXPRs.
10813 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10815 * stor-layout.c (layout_type): Move setting complex MODE to
10816 layout_type, instead of setting it ahead of time by the caller.
10817 * tree.c (build_complex_type): Likewise.
10819 2016-06-21 Martin Liska <mliska@suse.cz>
10821 * predict.c (force_edge_cold): Replace imposisble with
10824 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10826 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
10827 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
10829 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10831 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
10833 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
10834 Ilya Enkovich <ilya.enkovich@intel.com>
10837 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10838 New member function to convert V1TImode register to SUBREG
10839 TImode in debug insn.
10840 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
10841 after changing register mode to V1TImode.
10843 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
10845 * config/aarch64/aarch64-cores.def (vulcan): New core.
10846 * config/aarch64/aarch64-tune.md: Regenerate.
10847 * doc/invoke.texi: Document vulcan as an available option.
10849 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10851 * cse.c (canon_asm_operands): New function extracted from...
10852 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
10853 either standalone or member of a PARALLEL.
10855 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10858 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
10859 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
10860 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
10862 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10865 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
10866 constant addresses if can_create_pseudo_p.
10868 2016-06-21 Jakub Jelinek <jakub@redhat.com>
10870 PR tree-optimization/71588
10871 * tree-ssa-strlen.c (valid_builtin_call): New function.
10872 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
10875 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10877 PR middle-end/71581
10878 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
10879 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
10880 for conversion of scalar user var to complex type and use the
10881 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
10884 PR rtl-optimization/71591
10885 * toplev.c (toplev::run_self_tests): If no_backend, complain and
10886 don't run any tests.
10888 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
10891 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
10892 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
10893 space for PIC with non-v32 and the common non-PIC "jump".
10895 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10898 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
10899 returned values and add UN*/LTGT/*ORDERED cases with values matching
10900 D operand modifier on vcmp for AVX.
10902 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10904 * config/aarch64/aarch64.opt
10905 (mpc-relative-literal-loads): Rename internal option name.
10906 * config/aarch64/aarch64.c
10907 (aarch64_nopcrelative_literal_loads): Rename to
10908 aarch64_pcrelative_literal_loads.
10909 (aarch64_expand_mov_immediate): Likewise.
10910 (aarch64_secondary_reload): Likewise.
10911 (aarch64_can_use_per_function_literal_pools_p): Likewise.
10912 (aarch64_override_options_after_change_1): Rename and simplify logic.
10913 (aarch64_classify_symbol): Merge large model checks into switch,
10914 remove pc-relative load check.
10916 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10918 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
10919 costs relative to the cost of a register move.
10921 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10923 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
10924 (vcvt_n_f64_u64): Likewise.
10925 (vcvt_n_s64_f64): Likewise.
10926 (vcvt_n_u64_f64): Likewise.
10927 (vcvt_f64_s64): Likewise.
10928 (vrecpe_f64): Likewise.
10929 (vcvt_f64_u64): Likewise.
10930 (vrecps_f64): Likewise.
10932 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10934 * config/aarch64/aarch64.md
10935 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
10937 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
10939 * config/aarch64/aarch64-builtins.c
10940 (aarch64_types_binop_uss_qualifiers): Delete.
10941 (TYPES_BINOP_USS): Likewise.
10942 (aarch64_types_binop_sus_qualifiers): Likewise.
10943 (TYPES_BINOP_SUS): Likewise.
10944 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
10945 (TYPES_FCVTIMM_SUS): Likewise.
10946 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
10948 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
10949 (fcvtzs): Use SHIFTIMM rather than BINOP.
10950 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
10952 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10954 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
10955 costs relative to the cost of a register move.
10957 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10959 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
10960 Allow scalar/single vector modes to be tieable.
10962 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10964 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
10966 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10968 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
10970 * tree.h (TYPE_ALIGN): Likewise.
10972 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10975 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
10977 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10979 * config/avr/avr.c (avr_print_operand): Fix "format not a string
10980 literal" build warnings.
10981 (avr_print_operand_address): Dito.
10983 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
10986 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
10987 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
10989 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
10991 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
10993 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
10996 * reload1.c (reload): Pass 0 to finish_spills when called because
10997 update_eliminables_and_spill returns true and remove did_spill.
10998 (finish_spills): Adjust comment and document GLOBAL parameter.
11000 2016-06-17 DJ Delorie <dj@redhat.com>
11003 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
11004 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
11005 (umulqihi3_virt): Likewise.
11006 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
11007 (umulqihi3_real): Likewise.
11009 2016-06-17 Martin Liska <mliska@suse.cz>
11011 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
11013 2016-06-17 Martin Liska <mliska@suse.cz>
11015 * predict.def: PRED_LOOP_EXIT from 92 to 85.
11017 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
11019 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
11021 (vaddq_f32): Likewise.
11022 (vmul_f32): Likewise.
11023 (vmulq_f32): Likewise.
11024 (vsub_f32): Likewise.
11025 (vsubq_f32): Likewise.
11027 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11029 PR tree-optimization/71347
11030 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
11031 cost for all uses in group.
11033 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11035 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
11036 insert gimple seq if it's not empty.
11038 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11040 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
11042 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
11043 rather than OFFSET.
11044 (comp_dr_with_seg_len_pair): Ditto.
11045 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
11046 struct dr_with_seg_len_pair against DR_OFFSET.
11047 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
11048 DR_OFFSET directly.
11050 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
11052 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
11054 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
11056 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
11057 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
11058 (pa_output_millicode_call): Likewise.
11059 (pa_output_call): Likewise.
11060 (pa_output_indirect_call): Likewise.
11061 (pa_asm_output_mi_thunk): Likewise.
11063 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11065 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
11067 2016-06-16 Martin Liska <mliska@suse.cz>
11069 * predict.c (combine_predictions_for_insn): When we find a first
11070 match predictor, we should consider just predictors with
11071 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
11072 DS theory predictor.
11073 (combine_predictions_for_bb): Likewise.
11075 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11077 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
11078 with base of reference to struct.
11080 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11082 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
11084 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11087 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
11088 progmem_swtable_section.
11089 (progmem_swtable_section): Remove.
11090 (avr_asm_function_rodata_section): Remove.
11091 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
11092 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
11094 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
11096 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11097 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
11098 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
11099 signature_CENTAUR_ebx.
11100 * config/i386/i386.c (ix86_option_override_internal): Add
11101 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
11102 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
11103 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
11105 2016-06-16 Martin Liska <mliska@suse.cz>
11107 * predict.def: Add fortran loop preheader predictor.
11108 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
11109 fold IFN_BUILTIN_EXPECT with a known constant argument.
11111 2016-06-16 Martin Liska <mliska@suse.cz>
11113 * predict.def: Add 'Fortran' to display text of all
11114 PRED_FORTRAN_* predictors.
11116 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11119 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
11120 [IA64_BUILTIN_NANSQ]: Ditto.
11121 (ia64_fold_builtin): New function.
11122 (TARGET_FOLD_BUILTIN): New define.
11123 (ia64_init_builtins) Declare const_string_type node.
11124 Add __builtin_nanq and __builtin_nansq builtin functions.
11125 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
11127 2016-06-16 Nick Clifton <nickc@redhat.com>
11129 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
11130 MSP430_HWMULT_ prefix to enum values.
11131 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
11132 * config/msp430/msp430.c: Update use of enum values.
11133 * config/msp430/msp430.md: Likewise.
11134 * config/msp430/msp430.opt: Likewise.
11136 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
11138 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
11139 of comparsions in the last iteration.
11141 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11142 Joern Rennecke <joern.rennecke@embecosm.com>
11144 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
11146 (arc_needs_pcl_p): Add GOTOFFPC.
11147 (arc_legitimate_pic_addr_p): Likewise.
11148 (arc_output_pic_addr_const): Likewise.
11149 (arc_legitimize_pic_address): Generate a pc-relative address using
11151 (arc_output_libcall): Use @pcl syntax.
11152 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
11153 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
11154 (*movsi_insn): Use @pcl syntax.
11155 (doloop_begin_i): Likewise.
11157 2016-06-16 Martin Liska <mliska@suse.cz>
11159 * predict.def: Define a new predictor.
11161 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11163 * config/arc/arc.opt (mtp-regno): Update text.
11165 2016-06-16 Renlin Li <renlin.li@arm.com>
11167 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
11169 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11172 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
11173 (setcc + and peephole2): Likewise.
11175 PR rtl-optimization/71532
11176 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
11179 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
11181 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
11182 DImode constants with XXSPLTIB in vector registers.
11183 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
11184 vsx_extract_<mode>_internal{1,2} into a single insn that handles
11185 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
11186 extraction of the element at the top of the register as a scalar
11188 (vsx_extract_<mode>_internal1): Likewise.
11189 (vsx_extract_<mode>_internal2): Likewise.
11190 * config/rs6000/constraints.md (wi constraint): Remove a comment
11191 about DImode not being allowed in Altivec registers.
11192 (wB constraint): New constraint for constants that can be
11193 generated in Altivec registers with VSPLTISW/VUPKHSW.
11194 * config/rs6000/predicates.md (xxspltib_constant_split): Update
11196 (xxspltib_constant_nosplit): Likewise.
11197 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
11198 support for -mupper-regs-di to enable DImode to go into Altivec
11200 (POWERPC_MASKS): Likewise.
11201 (power7 cpu): Likewise.
11202 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
11203 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
11204 for DImode being allowed in Altivec registers. Update wi/wj
11205 constraints. Set scalar_in_vmx_p flag.
11206 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
11207 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
11208 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
11209 (rs6000_opt_masks): Add -mupper-regs-di.
11210 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
11211 direct move to use wi and not wj.
11212 (lfiwzx): Likewise.
11213 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
11215 (floatunssi<mode>2_lfiwzx_mem): Likewise.
11216 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
11217 any VSX register, instead of just Altivec registers, to allow
11218 either operand to be an Altivec register or both.
11219 (fixuns_trunc<mode>di2_fctiduz): Likewise.
11220 (movdi_internal32): Add support for -mupper-regs-di. Add support
11221 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
11222 the alternatives and attributes to be lined up to be easier to
11224 (movdi_internal64): Likewise.
11225 (64-bit DImode splitters): Change predicates to only split loading
11226 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
11227 load constants in ISA 3.0 or ISA 2.07 respectively.
11228 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
11229 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
11230 mention -mcpu=power9 sets these options.
11231 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
11234 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11237 * config/avr/avr.c (avr_set_current_function): Warn misspelled
11238 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
11239 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
11240 by default to warn misspelled interrupt/ signal handler.
11241 * doc/invoke.texi (AVR Options): Document it. Update description
11242 for -nodevicelib option.
11244 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11246 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
11247 up parentheses. Use GET_MODE_UNIT_BITSIZE.
11248 (aarch64_<sur>shll2_n<mode>): Likewise.
11250 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
11252 PR middle-end/71529
11253 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
11254 DECL_CONTEXT for copied arguments.
11256 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11258 PR tree-optimization/71483
11259 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
11262 2016-06-15 Martin Liska <mliska@suse.cz>
11264 * predict.c (tree_predict_by_opcode): Call predict_edge_def
11265 instead of predict_edge w/o a probability.
11267 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11269 PR tree-optimization/71439
11270 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
11273 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11275 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
11276 register subregs in SET_SRC.
11278 2016-06-15 Richard Biener <rguenther@suse.de>
11280 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
11281 store restrictions.
11283 2016-06-15 Richard Biener <rguenther@suse.de>
11285 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
11286 not consider dependences between accesses that belong to the
11288 (vect_analyze_data_ref_dependences): Do not analyze read-read
11289 or self-dependences.
11291 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11293 * spellcheck-tree.c: Include spellcheck-tree.h rather than
11295 (find_closest_identifier): Reimplement in terms of
11296 best_match<tree,tree>.
11297 * spellcheck-tree.h: New file.
11298 * spellcheck.c (struct edit_distance_traits<const char *>): New
11300 (find_closest_string): Reimplement in terms of
11301 best_match<const char *, const char *>.
11302 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
11303 overload to spellcheck-tree.h.
11304 (find_closest_identifier): Likewise.
11305 (struct edit_distance_traits<T>): New template.
11306 (class best_match): New class.
11308 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11310 * selftest-run-tests.c (selftest::run_tests): Call
11311 selftest::spellcheck_tree_c_tests.
11312 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
11313 * spellcheck-tree.c: Include selftest.h and stringpool.h.
11314 (selftest::test_find_closest_identifier): New function.
11315 (selftest::spellcheck_tree_c_tests): New function.
11316 * spellcheck.c (selftest::test_find_closest_string): Verify that
11317 the order of the vec does not affect the results for this case.
11318 (selftest::test_data): New array.
11319 (selftest::test_metric_conditions): New function.
11320 (selftest::spellcheck_c_tests): Add a test of case-comparison.
11321 Call selftest::test_metric_conditions.
11323 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11325 * config/rs6000/rs6000-builtin.def (commentary): Typo.
11326 (BU_P9_MISC_1): Likewise.
11327 (BU_P9_64BIT_MISC_0): Likewise.
11328 (BU_P9_MISC_0): Likewise.
11330 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11332 * gcc-rich-location.c
11333 (gcc_rich_location::add_fixit_misspelled_id): New method.
11334 * gcc-rich-location.h
11335 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
11337 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
11339 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
11340 FreeBSD 11 and above.
11342 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
11344 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
11346 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11348 * expmed.h: Close parenthesis in "at your option" in copyright
11350 * lower-subreg.h: Likewise.
11352 2016-06-14 Richard Biener <rguenther@suse.de>
11354 PR middle-end/71526
11355 * genmatch.c (expr::gen_transform): Use in_type for comparisons
11358 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11360 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
11362 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
11363 mask+shift version.
11364 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
11366 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
11367 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
11369 2016-06-14 Richard Biener <rguenther@suse.de>
11371 PR tree-optimization/71522
11372 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
11373 copying into float copying.
11375 2016-06-14 Jakub Jelinek <jakub@redhat.com>
11377 PR tree-optimization/71520
11378 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
11379 (replace_block_by): Move user labels from bb1 to bb2.
11381 2016-06-14 Richard Biener <rguenther@suse.de>
11383 PR middle-end/71310
11385 * expr.h (get_bit_range): Declare.
11386 * expr.c (get_bit_range): Export.
11387 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
11388 word_mode again to constrain the bitfield access.
11390 2016-06-14 Richard Biener <rguenther@suse.de>
11392 PR tree-optimization/71521
11393 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
11394 division int_const_binop against zero divisor.
11396 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11398 * config/i386/i386.md (signbittf2): New expander.
11399 * config/i386/sse.md (ptesttf2): New insn pattern.
11401 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11404 * input.c (selftest::test_reading_source_line): Avoid reading from
11405 __FILE__ by creating a tempfile with known content and reading
11408 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11410 * pretty-print.c (assert_pp_format_colored): Skip the test if
11412 (test_pp_format): Remove comment about GCC_COLORS.
11414 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11416 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
11417 * pretty-print.c (assert_pp_format_va): Add location param and use
11418 it with ASSERT_STREQ_AT.
11419 (assert_pp_format): Add location param and pass it to
11420 assert_pp_format_va.
11421 (assert_pp_format_colored): Likewise.
11422 (ASSERT_PP_FORMAT_1): New.
11423 (ASSERT_PP_FORMAT_2): New.
11424 (ASSERT_PP_FORMAT_3): New.
11425 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
11426 explicitly, or implicitly via the above macros.
11427 * selftest.c (selftest::pass): Use a selftest::location rather
11428 than file and line.
11429 (selftest::fail): Likewise. Print the function name.
11430 (selftest::fail_formatted): Likewise.
11431 (selftest::assert_streq): Use a selftest::location rather than
11433 * selftest.h (selftest::location): New struct.
11434 (SELFTEST_LOCATION): New macro.
11435 (selftest::pass): Accept a const location & rather than file
11437 (selftest::fail): Likewise.
11438 (selftest::fail_formatted): Likewise.
11439 (selftest::assert_streq): Likewise.
11440 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
11441 (ASSERT_FALSE): Likewise.
11442 (ASSERT_EQ): Likewise.
11443 (ASSERT_NE): Likewise.
11444 (ASSERT_STREQ): Likewise.
11445 (ASSERT_PRED1): Likewise.
11446 (ASSERT_STREQ_AT): New macro.
11448 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11450 * selftest.c (selftest::fail_formatted): New function.
11451 (selftest::assert_streq): New function.
11452 * selftest.h (selftests::fail_formatted): New decl.
11453 (selftest::assert_streq): New decl.
11454 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
11456 2016-06-13 Jeff Law <law@redhat.com>
11458 PR tree-optimization/71403
11459 * tree-ssa-threadbackward.c
11460 (convert_and_register_jump_thread_path): No longer accept reference
11461 to path. Do not pop items off the path anymore.
11462 (fsm_find_control_statement_thread_paths): Do not allow threading
11463 to a deeper loop nest. Pop the last item off the path here rather
11464 than in convert_and_register_jump_thread_path.
11466 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11467 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
11469 [AArch64] Emit division using the Newton series
11471 * config/aarch64/aarch64-protos.h
11472 (cpu_approx_modes): Add new member "division".
11473 (aarch64_emit_approx_div): Declare new function.
11474 * config/aarch64/aarch64.c
11475 (generic_approx_modes): New member "division".
11476 (exynosm1_approx_modes): Likewise.
11477 (xgene1_approx_modes): Likewise.
11478 (aarch64_emit_approx_div): Define new function.
11479 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
11480 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
11481 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
11482 * doc/invoke.texi (-mlow-precision-div): Describe new option.
11484 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11485 Wilco Dijkstra <wilco.dijkstra@arm.com>
11487 [AArch64] Emit square root using the Newton series
11489 * config/aarch64/aarch64-protos.h
11490 (aarch64_emit_approx_rsqrt): Replace with new function
11491 "aarch64_emit_approx_sqrt".
11492 (cpu_approx_modes): New member "sqrt".
11493 * config/aarch64/aarch64.c
11494 (generic_approx_modes): New member "sqrt".
11495 (exynosm1_approx_modes): Likewise.
11496 (xgene1_approx_modes): Likewise.
11497 (aarch64_emit_approx_rsqrt): Replace with new function
11498 "aarch64_emit_approx_sqrt".
11499 (aarch64_override_options_after_change_1): Handle new option.
11500 * config/aarch64/aarch64-simd.md
11501 (rsqrt<mode>2): Use new function instead.
11502 (sqrt<mode>2): New expansion and insn definitions.
11503 * config/aarch64/aarch64.md: Likewise.
11504 * config/aarch64/aarch64.opt
11505 (mlow-precision-sqrt): Add new option description.
11506 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
11508 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11510 [AArch64] Add more choices for the reciprocal square root approximation
11512 Allow a target to prefer such operation depending on the operation mode.
11514 * config/aarch64/aarch64-protos.h
11515 (AARCH64_APPROX_MODE): New macro.
11516 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11517 (cpu_approx_modes): New structure.
11518 (tune_params): New member "approx_modes".
11519 * config/aarch64/aarch64-tuning-flags.def
11520 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11521 * config/aarch64/aarch64.c
11522 (generic_approx_modes): New core "cpu_approx_modes" structure.
11523 (exynosm1_approx_modes): Likewise.
11524 (xgene1_approx_modes): Likewise.
11525 (generic_tunings): New member "approx_modes".
11526 (cortexa35_tunings): Likewise.
11527 (cortexa53_tunings): Likewise.
11528 (cortexa57_tunings): Likewise.
11529 (cortexa72_tunings): Likewise.
11530 (exynosm1_tunings): Likewise.
11531 (thunderx_tunings): Likewise.
11532 (xgene1_tunings): Likewise.
11533 (use_rsqrt_p): New argument for the mode and use new member from
11535 (aarch64_builtin_reciprocal): Devise mode from builtin.
11536 (aarch64_optab_supported_p): New argument for the mode.
11537 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11539 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11541 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11542 RS6000_BTM_MODULO flag into the set of flags that are considered
11543 to be part of the common configuration.
11545 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11547 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11548 difference unsigned.
11549 (vec_absdb): New macro for vector absolute difference unsigned
11551 (vec_absdh): New macro for vector absolute difference unsigned
11553 (vec_absdw): New macro for vector absolute difference unsigned word.
11554 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11555 (vadu<mode>3): New insn.
11556 (*p9_vadu<mode>3): New insn.
11557 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11559 (vaduh): New built-in definition.
11560 (vaduw): New built-in definition.
11561 (vadu): New overloaded built-in definition.
11562 (vadub): New overloaded built-in definition.
11563 (vaduh): New overloaded built-in definition.
11564 (vaduw): New overloaded built-in definition.
11565 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11566 overloaded vector absolute difference unsigned functions.
11567 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11568 the ISA 3.0 vector absolute difference unsigned built-in functions.
11570 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11572 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11573 update shared_lookup_references only once after changing operands.
11575 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11577 PR middle-end/71373
11578 * tree-nested.c (convert_nonlocal_omp_clauses)
11579 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11581 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11582 * tree.def (CASE_LABEL_EXPR): Likewise.
11584 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11587 * input.c (test_builtins): Fix an assertion.
11589 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11591 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11592 (paritysi2): Ditto.
11594 (isinf<mode>2): Ditto.
11596 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11598 * ggc-tests.c (test_finalization): Only test need_finalization_p
11599 for GCC_VERSION >= 4003.
11601 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11603 * config/s390/vecintrin.h: Fix file description in comment.
11605 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11607 * config/s390/s390-builtin-types.def: Change builtin type naming
11608 scheme to match builtin-types.def.
11610 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11612 * fold-const.c (optimize_minmax_comparison): Remove.
11613 (fold_comparison): Remove call to the above.
11614 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11615 New transformations.
11617 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11619 PR tree-optimization/71416
11620 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11623 2016-06-13 Martin Liska <mliska@suse.cz>
11625 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11626 (combine_predictions_for_insn): Likewise.
11627 (prune_predictions_for_bb): Likewise.
11628 (combine_predictions_for_bb): Likewise.
11630 2016-06-13 Richard Biener <rguenther@suse.de>
11632 PR tree-optimization/71505
11633 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11634 assert match comment.
11636 2016-06-13 Marek Polacek <polacek@redhat.com>
11638 PR middle-end/71476
11639 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11640 gimplify_switch_expr.
11641 (warn_switch_unreachable_r): New function.
11643 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11646 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11649 2016-06-13 Richard Biener <rguenther@suse.de>
11651 PR middle-end/64516
11652 * fold-const.c (fold_unary_loc): Preserve alignment when
11653 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11655 2016-06-13 Martin Liska <mliska@suse.cz>
11658 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11659 w/ -fsanitize=bounds.
11661 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11663 * config/i386/i386.c (ix86_init_builtins): Calculate
11664 FLOAT128_FTYPE_CONST_STRING function type only once.
11665 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11666 built-in functions are available for x86-32 and x86-64 targets.
11668 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11671 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11672 New primitive type.
11673 (FLOAT128_FTYPE_CONST_STRING): New function type.
11674 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11675 [IX86_BUILTIN_NANSQ]: Ditto.
11676 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11677 (ix86_init_builtin_types): Declare const_string_type_node.
11678 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
11680 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11681 * doc/extend.texi (x86 Built-in Functions): Document
11682 __builtin_nanq and __builtin_nansq.
11684 2016-06-11 Jiong Wang <jiong.wang@arm.com>
11687 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
11688 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
11689 length for pop patterns.
11690 (arm_attr_length_push_multi): Update comments.
11691 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
11693 (*pop_multiple_with_writeback_and_return): Likewise.
11694 (*pop_multiple_with_return): Likewise.
11696 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
11698 PR middle-end/71310
11699 * fold-const.c (optimize_bit_field_compare): Don't try to use
11700 word_mode unconditionally for reading the bit field, look at
11701 DECL_BIT_FIELD_REPRESENTATIVE instead.
11703 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
11705 PR middle-end/71478
11706 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
11707 vector integer type.
11709 2016-06-10 Jakub Jelinek <jakub@redhat.com>
11711 PR middle-end/71494
11712 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
11713 without LABEL_DECL, set *handled_ops_p to false instead of true.
11715 2016-06-10 Martin Sebor <msebor@redhat.com>
11718 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
11719 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
11720 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
11722 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
11723 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
11724 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
11725 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
11726 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
11727 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
11728 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
11729 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
11731 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11733 * config/arm/arm.h (pool_vector_label,
11734 return_used_this_function): Remove.
11736 2016-06-10 Jeff Law <law@redhat.com>
11738 PR tree-optimization/71335
11739 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
11740 zero length paths here.
11741 (convert_and_register_jump_thread_path): Remove hacks related to
11742 duplicated blocks in the jump thread path.
11743 (fsm_find_control_statement_thread_paths): Avoid putting the same
11744 block on the thread path twice, but ensure the thread path is
11745 unchanged from the caller's point of view.
11747 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11749 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
11750 * predict.def (PRED_LOOP_BRANCH): Remove.
11752 2016-06-10 David Malcolm <dmalcolm@redhat.com>
11754 * Makefile.in (OBJS): Add ggc-tests.o.
11755 (GTFILES): Add ggc-tests.c.
11756 * ggc-tests.c: New file.
11757 * selftest-run-tests.c (selftest::run_tests): Call
11758 selftest::ggc_tests_c_tests.
11759 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
11761 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
11763 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
11765 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
11768 * varasm.c (place_block_symbol): Adjust alignment for asan protected
11769 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
11771 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11773 * profile.c: Include cfgloop.h.
11774 (branch_prob): Compute estimated number of iterations.
11775 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
11776 recompute estimate number of iterations from profile.
11778 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11780 PR inline-asm/68843
11781 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
11782 must be grouped on top of stack. Don't force early clobber
11783 on ordinary reg outputs.
11785 2016-06-10 Richard Biener <rguenther@suse.de>
11787 * targhooks.c (default_builtin_vectorization_cost): Adjust
11788 vec_construct cost.
11790 2016-06-10 Richard Biener <rguenther@suse.de>
11792 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
11793 to fold the RHS to a constant if possible.
11795 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
11797 PR middle-end/71373
11798 * tree-nested.c (convert_nonlocal_omp_clauses)
11799 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
11800 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
11801 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
11803 * gimplify.c (gimplify_adjust_omp_clauses): Discard
11805 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
11807 * omp-low.c (scan_sharing_clauses): Don't expect
11808 OMP_CLAUSE__CACHE_.
11810 2016-06-10 Alan Hayward <alan.hayward@arm.com>
11812 PR tree-optimization/71407
11813 PR tree-optimization/71416
11814 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
11815 BIT_FIELD_REF type.
11817 2016-06-10 Richard Biener <rguenther@suse.de>
11819 PR middle-end/71477
11820 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
11822 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
11824 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
11826 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
11827 Jiong Wang <jiong.wang@arm.com>
11829 PR rtl-optimization/70751
11830 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
11831 spilled into memory.
11833 2016-06-09 Jonathan Yong <10walls@gmail.com>
11836 2015-09-21 Jonathan Yong <10walls@gmail.com>
11838 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
11839 sysroot/usr/lib/32api for additional win32 libraries,
11840 fixes failing Cygwin bootstrapping.
11842 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
11844 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
11847 2016-06-09 David Malcolm <dmalcolm@redhat.com>
11850 * pretty-print.c (pp_indent): Specify that %p is printed in a
11851 host-dependent manner.
11852 (test_pp_format): Remove the test for %p.
11854 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
11856 * config/mips/mips.c (mips_output_jump): Fix formatting.
11858 2016-06-09 Richard Biener <rguenther@suse.de>
11860 PR tree-optimization/71462
11861 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
11864 2016-06-09 Martin Liska <mliska@suse.cz>
11866 * predict.c (dump_prediction): Add new argument.
11867 (enum predictor_reason): New enum.
11868 (struct predictor_hash): New struct.
11869 (predictor_hash::hash): New function.
11870 (predictor_hash::equal): Likewise.
11871 (not_removed_prediction_p): New function.
11872 (prune_predictions_for_bb): Likewise.
11873 (combine_predictions_for_bb): Prune predictions.
11875 2016-06-09 Martin Liska <mliska@suse.cz>
11877 * predict.c (filter_predictions): New function.
11878 (remove_predictions_associated_with_edge): Use the filter
11880 (equal_edge_p): New function.
11882 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
11884 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
11885 Correct usage of @samp vs @option, add @samp where appropriate.
11886 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
11887 Add armv6s-m and document it, as it is no official ARM name.
11889 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11891 * ifcvt.c (struct noce_if_info): Add transform_name field.
11892 (noce_try_move): Set if_info->transform_name to the function name.
11893 (noce_try_ifelse_collapse): Likewise.
11894 (noce_try_store_flag): Likewise.
11895 (noce_try_inverse_constants): Likewise.
11896 (noce_try_store_flag_constants): Likewise.
11897 (noce_try_addcc): Likewise.
11898 (noce_try_store_flag_mask): Likewise.
11899 (noce_try_cmove): Likewise.
11900 (noce_try_cmove_arith): Likewise.
11901 (noce_try_minmax): Likewise.
11902 (noce_try_abs): Likewise.
11903 (noce_try_sign_mask): Likewise.
11904 (noce_try_bitop): Likewise.
11905 (noce_convert_multiple_sets): Likewise.
11906 (noce_process_if_block): Print if_info->transform_name to
11907 dump_file if transformation succeeded.
11909 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11911 * config/arm/cortex-a57.md (cortex_a57_alu):
11914 2016-06-08 Martin Sebor <msebor@redhat.com>
11915 Jakub Jelinek <jakub@redhat.com>
11919 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
11920 BUILT_IN_MUL_OVERFLOW_P): New builtins.
11921 * builtins.c: Include gimple-fold.h.
11922 (fold_builtin_arith_overflow): Handle
11923 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
11924 (fold_builtin_3): Likewise.
11925 * doc/extend.texi (Integer Overflow Builtins): Document
11926 __builtin_{add,sub,mul}_overflow_p.
11928 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
11930 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
11931 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
11933 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
11935 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
11936 Rewrite, looking one level down for records and arrays.
11938 2016-06-08 David Malcolm <dmalcolm@redhat.com>
11940 * pretty-print.c: Include "selftest.h".
11941 (pp_format): Fix comment.
11942 (identifier_to_locale): Likewise.
11943 (selftest::test_basic_printing): New function.
11944 (selftest::assert_pp_format): New function.
11945 (selftest::test_pp_format): New function.
11946 (selftest::pretty_print_c_tests): New function.
11947 * selftest-run-tests.c (selftest::run_tests): Call
11948 selftest::pretty_print_c_tests.
11949 * selftest.h (pretty_print_c_tests): New declaration.
11951 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11953 * invoke.texi (max-loop-headers-insns): Document.
11954 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
11955 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
11956 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
11958 2016-06-08 Richard Biener <rguenther@suse.de>
11960 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
11961 on strided SLP loads and fall back to scalar loads in case
11962 we can't chunk them.
11964 2016-06-08 Richard Biener <rguenther@suse.de>
11966 PR tree-optimization/71452
11967 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
11968 type used for the SSA rewrite has enough precision to cover
11969 the dynamic type of the location.
11971 2016-06-08 Jakub Jelinek <jakub@redhat.com>
11972 Richard Biener <rguenther@suse.de>
11975 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
11976 the same as DECL_P (base0) for indirect_base0. Use equality_code
11977 in one further place.
11979 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
11981 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
11982 to one word if the field is known to overlap other words.
11983 (extract_bit_field_1): Likewise.
11984 (store_split_bit_field): Remove compensating code.
11985 (extract_split_bit_field): Likewise.
11987 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
11991 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
11993 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11995 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
11997 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
11998 (arch64_addpv4sf): Delete.
11999 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
12000 "gen_aarch64_addpv4sf".
12001 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
12003 (vpadds_f32): Likewise.
12004 (vpaddq_f32): Likewise.
12005 (vpaddq_f64): Likewise.
12007 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12009 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
12011 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
12012 to VALLF. Rename to "fabd<mode>3".
12013 "*fabd_scalar<mode>3): Delete.
12014 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
12016 (vabdd_f64): Likewise.
12017 (vabd_f32): Likewise.
12018 (vabd_f64): Likewise.
12019 (vabdq_f32): Likewise.
12020 (vabdq_f64): Likewise.
12022 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12024 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
12026 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
12027 "aarch64_rsqrts<mode>".
12028 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
12029 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
12031 (vrsqrtsd_f64): Likewise.
12032 (vrsqrts_f32): Likewise.
12033 (vrsqrts_f64): Likewise.
12034 (vrsqrtsq_f32): Likewise.
12035 (vrsqrtsq_f64): Likewise.
12037 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12039 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
12041 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
12042 "aarch64_rsqrte<mode>".
12043 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
12044 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
12046 (vrsqrted_f64): Likewise.
12047 (vrsqrte_f32): Likewise.
12048 (vrsqrte_f64): Likewise.
12049 (vrsqrteq_f32): Likewise.
12050 (vrsqrteq_f64): Likewise.
12052 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12054 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
12056 (fcvtzs): Likewise.
12057 (fcvtzu): Likewise.
12058 * config/aarch64/aarch64-simd.md
12059 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
12060 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
12061 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
12063 (vcvt_n_f32_u32): Likewise.
12064 (vcvt_n_s32_f32): Likewise.
12065 (vcvt_n_u32_f32): Likewise.
12066 (vcvtq_n_f32_s32): Likewise.
12067 (vcvtq_n_f32_u32): Likewise.
12068 (vcvtq_n_f64_s64): Likewise.
12069 (vcvtq_n_f64_u64): Likewise.
12070 (vcvtq_n_s32_f32): Likewise.
12071 (vcvtq_n_s64_f64): Likewise.
12072 (vcvtq_n_u32_f32): Likewise.
12073 (vcvtq_n_u64_f64): Likewise.
12074 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
12075 (VSDQ_SDI): Likewise.
12076 (fcvt_target): Support V4DI, V4SI and V2SI.
12077 (FCVT_TARGET): Likewise.
12079 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12081 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
12082 (TYPES_BINOP_SUS): Likewise.
12083 (aarch64_simd_builtin_data): Update include file name.
12084 (aarch64_builtins): Likewise.
12085 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
12086 for conversion between scalar float-point and fixed-point.
12088 (fcvtzs): Likewise.
12089 (fcvtzu): Likewise.
12090 * config/aarch64/aarch64.md
12091 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
12092 pattern for conversion between scalar float to fixed-pointer.
12093 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
12094 (UNSPEC_FCVTZS): New UNSPEC enumeration.
12095 (UNSPEC_FCVTZU): Likewise.
12096 (UNSPEC_SCVTF): Likewise.
12097 (UNSPEC_UCVTF): Likewise.
12098 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
12100 (vcvtd_n_f64_u64): Likewise.
12101 (vcvtd_n_s64_f64): Likewise.
12102 (vcvtd_n_u64_f64): Likewise.
12103 (vcvtd_n_f32_s32): Likewise.
12104 (vcvts_n_f32_u32): Likewise.
12105 (vcvtd_n_s32_f32): Likewise.
12106 (vcvts_n_u32_f32): Likewise.
12107 * config/aarch64/iterators.md (fcvt_target): Support integer to float
12109 (FCVT_TARGET): Likewise.
12110 (FCVT_FIXED2F): New iterator.
12111 (FCVT_F2FIXED): Likewise.
12112 (fcvt_fixed_insn): New define_int_attr.
12114 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12116 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
12117 some statements was removed.
12119 2016-06-08 Alan Hayward <alan.hayward@arm.com>
12121 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
12122 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
12123 (vect_can_advance_ivs_p): likewise.
12124 (vect_update_ivs_after_vectorizer): likewise.
12125 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
12126 (vect_analyze_scalar_cycles_1): likewise.
12127 (vect_analyze_loop_operations): likewise.
12128 (report_vect_op): likewise.
12129 (vect_is_slp_reduction): likewise.
12130 (vect_is_simple_reduction): likewise.
12131 (get_initial_def_for_induction): likewise.
12132 (vect_transform_loop): likewise.
12133 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
12134 (vect_recog_sad_pattern): likewise.
12135 (vect_recog_widen_sum_pattern): likewise.
12136 (vect_recog_widening_pattern): likewise.
12137 (vect_recog_divmod_pattern): likewise.
12138 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
12139 (vect_analyze_slp_instance): likewise.
12140 (vect_transform_slp_perm_load): likewise.
12141 (vect_schedule_slp_instance): likewise.
12143 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12145 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
12146 (return_prediction): PRED_CONST_RETURN predict return as not taken.
12147 * predict.def (PRED_CONTINUE): Change hitrate 50->67
12148 (PRED_LOOP_BRANCH): Document predictor as broken.
12149 (PRED_LOOP_EXIT): Change hitrate 91->92.
12150 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
12151 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
12152 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
12153 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
12154 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
12155 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
12156 (PRED_CALL): Chane hitrate 71->67.
12157 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
12158 (PRED_GOTO): Document as unused right now.
12159 (PRED_CONST_RETURN): Change hitrate 67->69
12160 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
12161 (PRED_NULL_RETURN): Change hitrate 91->90.
12162 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
12163 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
12164 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
12166 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
12168 * config/rs6000/altivec.h: Add __builtin_vec_mul.
12169 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
12170 special case Altivec builtin.
12171 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12172 VSX_BUILTIN_VEC_MUL (replaced with special case code).
12173 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12174 code for ALTIVEC_BUILTIN_VEC_MUL.
12175 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12176 for __builtin_vec_mul.
12178 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
12180 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
12183 2016-06-07 David Malcolm <dmalcolm@redhat.com>
12185 * spellcheck.c (selftest::test_find_closest_string): New function.
12186 (spellcheck_c_tests): Call the above.
12188 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12190 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
12192 2016-06-07 Jakub Jelinek <jakub@redhat.com>
12194 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
12195 Yv=Yv,C alternatives.
12197 2016-06-07 Richard Biener <rguenther@suse.de>
12200 * common.opt (ffast-math): Make Optimization.
12202 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
12203 Prachi Godbole <prachi.godbole@imgtec.com>
12205 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
12206 `fabs' and `fneg' type attributes.
12207 (p5600_fpu_fabs): Add `fmove' to the comment.
12209 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12211 * gimple.c: Include builtins.h
12212 (gimple_inexpensive_call_p): New function.
12213 * gimple.h (gimple_inexpensive_call_p): Declare.
12214 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
12215 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
12218 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
12220 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
12221 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
12222 warning_at_rich_loc, warning_n, pedwarn, permerror,
12223 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
12224 sorry, fatal_error, internal_error, internal_error_no_backtrace):
12227 2016-06-07 Richard Biener <rguenther@suse.de>
12229 PR tree-optimization/71428
12230 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
12231 BIT_FIELD_REF op vs. load.
12233 2016-06-07 Richard Biener <rguenther@suse.de>
12235 PR middle-end/71423
12236 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
12239 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12241 * config/pa/pa.md (call): Generate indirect long calls to non-local
12242 functions on TARGET_64BIT.
12243 (call_value): Likewise.
12245 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12247 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
12248 pattern and subsequent splitters.
12249 (call_val_reg_64bit_post_reload): Likewise.
12251 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12253 PR middle-end/71408
12254 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
12255 propagate_op_to_single_use.
12257 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12259 PR middle-end/71281
12260 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
12262 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
12264 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
12265 (enum x86_dirflag_state): New enum.
12266 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
12267 (machine_function): Remove needs_cld.
12268 (ix86_current_function_needs_cld): Remove.
12269 * config/i386/i386.c (ix86_set_func_type): Set
12270 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
12271 (ix86_expand_prologue): Do not emit CLD here.
12272 (ix86_dirflag_mode_needed): New function.
12273 (ix86_dirflag_mode_entry): Ditto.
12274 (ix86_mode_needed): Handle X86_DIRFLAG entity.
12275 (ix86_mode_after): Ditto.
12276 (ix86_mode_entry): Ditto.
12277 (ix86_mode_exit): Ditto.
12278 (ix86_emit_mode_set): Ditto.
12279 * config/i386/i386.md (strmov_singleop): Set
12280 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
12281 Do not set ix86_current_function_needs_cld.
12283 (strset_singleop): Ditto.
12285 (cmpstrnqi_nz_1): Ditto.
12286 (cmpstrnqi_1): Ditto.
12287 (strlenqi_1): Ditto.
12289 2016-06-06 Jakub Jelinek <jakub@redhat.com>
12291 PR tree-optimization/71259
12292 * tree-vect-slp.c (vect_get_constant_vectors): For
12293 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
12294 one for constant op, and use COND_EXPR for non-constant.
12296 2016-06-06 David Malcolm <dmalcolm@redhat.com>
12298 * Makefile.in (OBJS): Add function-tests.o,
12299 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
12300 selftest-run-tests.o.
12301 (OBJS-libcommon): Add selftest.o.
12302 (OBJS-libcommon-target): Add selftest.o.
12303 (all.internal): Add "selftest".
12304 (all.cross): Likewise.
12305 (selftest): New phony target.
12306 (s-selftest): New target.
12307 (selftest-gdb): New phony target.
12308 (COLLECT2_OBJS): Add selftest.o.
12309 * bitmap.c: Include "selftest.h".
12310 (selftest::test_gc_alloc): New function.
12311 (selftest::test_set_range): New function.
12312 (selftest::test_clear_bit_in_middle): New function.
12313 (selftest::test_copying): New function.
12314 (selftest::test_bitmap_single_bit_set_p): New function.
12315 (selftest::bitmap_c_tests): New function.
12316 * common.opt (fself-test): New.
12317 * diagnostic-show-locus.c: Include "selftest.h".
12318 (make_range): New function.
12319 (test_range_contains_point_for_single_point): New function.
12320 (test_range_contains_point_for_single_line): New function.
12321 (test_range_contains_point_for_multiple_lines): New function.
12322 (assert_eq): New function.
12323 (test_get_line_width_without_trailing_whitespace): New function.
12324 (selftest::diagnostic_show_locus_c_tests): New function.
12325 * et-forest.c: Include "selftest.h".
12326 (selftest::test_single_node): New function.
12327 (selftest::test_simple_tree): New function.
12328 (selftest::test_disconnected_nodes): New function.
12329 (selftest::et_forest_c_tests): New function.
12330 * fold-const.c: Include "selftest.h".
12331 (selftest::assert_binop_folds_to_const): New function.
12332 (selftest::assert_binop_folds_to_nonlvalue): New function.
12333 (selftest::test_arithmetic_folding): New function.
12334 (selftest::fold_const_c_tests): New function.
12335 * function-tests.c: New file.
12336 * gimple.c: Include "selftest.h".
12337 Include "gimple-pretty-print.h".
12338 (selftest::verify_gimple_pp): New function.
12339 (selftest::test_assign_single): New function.
12340 (selftest::test_assign_binop): New function.
12341 (selftest::test_nop_stmt): New function.
12342 (selftest::test_return_stmt): New function.
12343 (selftest::test_return_without_value): New function.
12344 (selftest::gimple_c_tests): New function.
12345 * hash-map-tests.c: New file.
12346 * hash-set-tests.c: New file.
12347 * input.c: Include "selftest.h".
12348 (selftest::assert_loceq): New function.
12349 (selftest::test_accessing_ordinary_linemaps): New function.
12350 (selftest::test_unknown_location): New function.
12351 (selftest::test_builtins): New function.
12352 (selftest::test_reading_source_line): New function.
12353 (selftest::input_c_tests): New function.
12354 * rtl-tests.c: New file.
12355 * selftest-run-tests.c: New file.
12356 * selftest.c: New file.
12357 * selftest.h: New file.
12358 * spellcheck.c: Include "selftest.h".
12359 (selftest::levenshtein_distance_unit_test_oneway): New function,
12360 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
12361 (selftest::levenshtein_distance_unit_test): Likewise.
12362 (selftest::spellcheck_c_tests): Likewise.
12363 * toplev.c: Include selftest.h.
12364 (toplev::run_self_tests): New.
12365 (toplev::main): Handle -fself-test.
12366 * toplev.h (toplev::run_self_tests): New.
12367 * tree.c: Include "selftest.h".
12368 (selftest::test_integer_constants): New function.
12369 (selftest::test_identifiers): New function.
12370 (selftest::test_labels): New function.
12371 (selftest::tree_c_tests): New function.
12372 * tree-cfg.c: Include "selftest.h".
12373 (selftest::push_fndecl): New function.
12374 (selftest::test_linear_chain): New function.
12375 (selftest::test_diamond): New function.
12376 (selftest::test_fully_connected): New function.
12377 (selftest::tree_cfg_c_tests): New function.
12378 * vec.c: Include "selftest.h".
12379 (selftest::safe_push_range): New function.
12380 (selftest::test_quick_push): New function.
12381 (selftest::test_safe_push): New function.
12382 (selftest::test_truncate): New function.
12383 (selftest::test_safe_grow_cleared): New function.
12384 (selftest::test_pop): New function.
12385 (selftest::test_safe_insert): New function.
12386 (selftest::test_ordered_remove): New function.
12387 (selftest::test_unordered_remove): New function.
12388 (selftest::test_block_remove): New function.
12389 (selftest::reverse_cmp): New function.
12390 (selftest::test_qsort): New function.
12391 (selftest::vec_c_tests): New function.c.
12392 * wide-int.cc: Include selftest.h and wide-int-print.h.
12393 (selftest::from_int <wide_int>): New function.
12394 (selftest::from_int <offset_int>): New function.
12395 (selftest::from_int <widest_int>): New function.
12396 (selftest::assert_deceq): New function.
12397 (selftest::assert_hexeq): New function.
12398 (selftest::test_printing <VALUE_TYPE>): New function template.
12399 (selftest::test_ops <VALUE_TYPE>): New function template.
12400 (selftest::test_comparisons <VALUE_TYPE>): New function template.
12401 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
12403 (selftest::wide_int_cc_tests): New function.
12405 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12407 PR middle-end/37780
12408 * ifcvt.c (noce_try_ifelse_collapse): New function.
12410 (noce_process_if_block): Call noce_try_ifelse_collapse.
12411 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
12412 (simplify_ternary_operation): Use the above to simplify
12413 conditional CLZ/CTZ expressions.
12415 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12417 PR middle-end/37780
12418 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
12419 define_insn_and_split.
12421 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12423 PR middle-end/37780
12424 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
12426 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
12429 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
12430 Implicitly clobber memory for basic asm with non-empty assembler
12431 string. Use targetm.md_asm_adjust also here.
12432 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
12433 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
12434 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
12435 non-empty assembler string.
12436 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
12437 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
12438 (decode_asm_operands): Handle basic asm in PARALLEL block.
12439 (extract_insn): Handle basic asm in PARALLEL block.
12440 * doc/extend.texi: Mention new behavior of basic asm.
12441 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
12442 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
12443 branch_needs_nop_p): Use asm_noperands.
12445 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
12447 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
12448 Include the M7 SPARC DFA scheduler.
12449 New attribute v3pipe.
12450 Annotate insns with v3pipe where appropriate.
12451 Define cpu_feature vis4.
12452 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
12453 Add (V8QI "8") to vbits.
12454 Add insns {add,sub}v8qi3
12455 Add insns ss{add,sub}v8qi3
12456 Add insns us{add,sub}{v8qi,v4hi}3
12457 Add insns {min,max}{v8qi,v4hi,v2si}3
12458 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
12459 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
12460 * config/sparc/niagara4.md: Add a comment explaining the
12461 discrepancy between the documented latenty numbers and the
12463 * config/sparc/niagara7.md: New file.
12464 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
12465 supports SPARC5 and VIS 4.0 instructions.
12466 * configure: Regenerate.
12467 * config.in: Likewise.
12468 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
12469 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
12470 TARGET_CPU_niagara7.
12471 (ASM_CPU64_DEFAULT_SPEC): Likewise.
12472 (CPP_CPU_SPEC): Handle niagara7.
12473 (ASM_CPU_SPEC): Likewise.
12474 * config/sparc/sparc-opts.h (processor_type): Add
12475 PROCESSOR_NIAGARA7.
12476 (mvis4): New option.
12477 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
12478 (AS_NIAGARA7_FLAG): Define.
12479 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
12480 (CPP_CPU64_DEFAULT_SPEC): Likewise.
12481 (CPP_CPU_SPEC): Handle niagara7.
12482 (ASM_CPU_SPEC): Likewise.
12483 * config/sparc/sparc.c (niagara7_costs): Define.
12484 (sparc_option_override): Handle niagara7 and adjust cache-related
12485 parameters with better values for niagara cpus. Also support VIS4.
12486 (sparc32_initialize_trampoline): Likewise.
12487 (sparc_use_sched_lookahead): Likewise.
12488 (sparc_issue_rate): Likewise.
12489 (sparc_register_move_cost): Likewise.
12490 (dump_target_flag_bits): Support VIS4.
12491 (sparc_vis_init_builtins): Likewise.
12492 (sparc_builtins): Likewise.
12493 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
12495 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
12497 * config/sparc/sparc.opt (sparc_processor_type): New value
12499 * config/sparc/visintrin.h (__attribute__): Prototypes for the
12501 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
12503 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12506 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
12508 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12510 2016-06-06 Richard Biener <rguenther@suse.de>
12512 PR tree-optimization/71398
12513 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12516 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12518 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12519 ft32_expand_prolog, ft32_expand_epilogue):
12520 Handle pretend_args.
12521 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12522 * config/ft32/ft32.md: Add pretend_returner.
12524 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12527 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12528 Copy op1 RTX to avoid invalid sharing.
12529 (ix86_expand_vector_move_misalign): Ditto.
12531 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12533 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12536 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12538 * predict.c (predicted_by_loop_heuristics_p): New function.
12539 (predict_iv_comparison): Use it.
12540 (predict_loops): Walk from innermost loops; do not predict edges
12541 leaving multiple loops multiple times; implement
12542 PRED_LOOP_ITERATIONS_MAX heuristics.
12543 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12545 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12547 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12548 only edges out of BB are EH edges.
12550 2016-06-04 Martin Sebor <msebor@redhat.com>
12551 Marcin Baczyński <marbacz@gmail.com>
12554 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12555 a void expression in a void function.
12557 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12559 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12560 aux; dump reasons of decisions.
12561 (should_duplicate_loop_header_p): Likewise.
12562 (do_while_loop_p): Likewise.
12563 (ch_base::copy_headers): Dump asi num insns duplicated.
12565 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12567 PR tree-optimization/71405
12568 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12569 incompatible type, build a new clobber with the right type instead
12570 of building a VIEW_CONVERT_EXPR around it.
12572 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12574 PR tree-optimization/52171
12575 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12576 by_pieces_ninsns instead of move_by_pieces_ninsns.
12578 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12580 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12581 for reg+reg addressing mode.
12583 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12585 * rs6000-c.c (c/c-tree.h): Add #include.
12586 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12587 in C++ when found in the base position of vec_ld or vec_st.
12589 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12591 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12592 use of profile unless profile status is PROFILE_READ.
12593 * profile.c (compute_branch_probabilities): Set profile status
12594 only after reporting predictor hitrates.
12596 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12600 * common.opt (ffp-int-builtin-inexact): New option.
12601 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12602 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12603 (ceil@var{m}2): Document dependence on this option.
12604 * ipa-inline-transform.c (inline_call): Handle
12605 flag_fp_int_builtin_inexact.
12606 * ipa-inline.c (can_inline_edge_p): Likewise.
12607 * config/i386/i386.md (rintxf2): Do not test
12608 flag_unsafe_math_optimizations.
12609 (rint<mode>2_frndint): New define_insn.
12610 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12611 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12612 for 387 instead of extending and truncating.
12613 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12614 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12615 Change to frndint<mode>2_<rounding>.
12616 (frndintxf2_<rounding>_i387): Likewise. Change to
12617 frndint<mode>2_<rounding>_i387.
12618 (<rounding_insn>xf2): Likewise.
12619 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12620 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12621 x87. Test TARGET_ROUND || !flag_trapping_math ||
12622 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12623 SSE. Use ROUND_NO_EXC in constant operand of
12624 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12625 for 387 instead of extending and truncating.
12627 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12628 Julia Koval <julia.koval@intel.com>
12640 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12641 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12642 all registers, except for function return registers if there are
12643 no caller-saved registers.
12644 (ix86_set_func_type): New function.
12645 (ix86_set_current_function): Call ix86_set_func_type to set
12646 no_caller_saved_registers and func_type. Call reinit_regs if
12647 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12648 nor x87 instructions in interrupt handler nor function with
12649 no_caller_saved_registers attribute.
12650 (ix86_function_ok_for_sibcall): Return false if there are no
12651 caller-saved registers.
12652 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12654 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12655 (ix86_function_arg): Return special arguments in interrupt handler.
12656 (ix86_promote_function_mode): Promote pointer to word_mode only
12657 for normal functions.
12658 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12660 (ix86_epilogue_uses): New function.
12661 (ix86_hard_regno_scratch_ok): Likewise.
12662 (ix86_save_reg): Preserve all registers in interrupt handler
12663 after reload. Preserve all registers, except for function return
12664 registers, if there are no caller-saved registers after reload.
12665 (find_drap_reg): Always use callee-saved register if there are
12666 no caller-saved registers.
12667 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12668 for interrupt handler.
12669 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12670 Emit cld instruction if stringops are used in interrupt handler
12671 or interrupt handler isn't a leaf function.
12672 (ix86_expand_epilogue): Generate interrupt return for interrupt
12673 handler and pop the 'ERROR_CODE' off the stack before interrupt
12674 return in exception handler.
12675 (ix86_expand_call): Disallow calling interrupt handler directly.
12676 If there are no caller-saved registers, mark all registers that
12677 are clobbered by the call which returns as clobbered.
12678 (ix86_handle_no_caller_saved_registers_attribute): New function.
12679 (ix86_handle_interrupt_attribute): Likewise.
12680 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
12682 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
12683 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
12684 accumulation in interrupt function if stack may be realigned to
12686 (EPILOGUE_USES): New.
12687 (function_type): New enum.
12688 (machine_function): Add func_type and no_caller_saved_registers.
12689 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
12690 (interrupt_return): New pattern.
12691 * doc/extend.texi: Document x86 interrupt and
12692 no_caller_saved_registers attributes.
12694 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
12696 PR tree-optimization/52171
12697 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
12698 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
12699 Look for constant strings. Move some code to emit_block_cmp_hints
12701 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
12702 * defaults.h (COMPARE_MAX_PIECES): New macro.
12703 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
12704 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
12705 (clear_by_pieces_1): Don't declare. Move definition before use.
12706 (can_do_by_pieces): New static function.
12707 (can_move_by_pieces): Use it. Return bool.
12708 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
12709 OP. All callers changed. Handle COMPARE_BY_PIECES.
12710 (class pieces_addr); New.
12711 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
12712 pieces_addr::adjust, pieces_addr::increment_address,
12713 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
12715 (class op_by_pieces_d): New.
12716 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
12718 (class move_by_pieces_d, class compare_by_pieces_d,
12719 class store_by_pieces_d): New subclasses of op_by_pieces_d.
12720 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
12721 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
12722 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
12723 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
12724 compare_by_pieces_d::finish_mode): New member functions.
12725 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
12727 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
12728 (emit_block_cmp_hints): New function.
12729 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
12730 use the newly defined classes.
12731 * expr.h (by_pieces_constfn): New typedef.
12732 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
12733 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
12734 (move_by_pieces_ninsns): Don't declare.
12735 (can_move_by_pieces): Change return value to bool.
12736 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
12737 (compare_by_pieces_branch_ratio): New hook.
12738 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
12739 (by_pieces_ninsns): Declare.
12740 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
12742 (default_compare_by_pieces_branch_ratio): New function.
12743 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
12744 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
12745 * doc/tm.texi: Regenerate.
12746 * tree-ssa-strlen.c: Include "builtins.h".
12747 (handle_builtin_memcmp): New static function.
12748 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
12749 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
12751 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12753 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
12754 relevant stmts which are simple and invariant.
12755 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
12756 instead of simple and invariant
12758 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12760 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
12761 (vectorizable_reduction): Check for new relevant state.
12762 (vectorizable_live_operation): vectorize live stmts using
12763 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
12764 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
12765 (vect_stmt_relevant_p): Check for stmts which are only used live.
12766 (process_use): Use of a stmt does not inherit it's live value.
12767 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
12768 (vect_analyze_stmt): Check for new relevant state.
12769 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
12770 outside the loop, but not inside it.
12772 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12774 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
12775 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
12776 (vect_get_vec_def_for_operand): Split out code.
12778 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
12780 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
12782 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12784 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
12786 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12788 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
12790 2016-06-03 Jakub Jelinek <jakub@redhat.com>
12792 PR middle-end/71387
12793 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
12794 to noreturn e->callee->decl that has void return type and void
12795 arguments, adjust gimple_call_fntype and remove lhs even if it had
12796 previously addressable type.
12798 2016-06-02 Jeff Law <law@redhat.com>
12800 PR tree-optimization/71328
12801 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
12802 error when checking for a jump back onto the copied path.
12804 2016-06-02 David Malcolm <dmalcolm@redhat.com>
12806 * config/microblaze/microblaze.c (get_branch_target): Add return
12807 NULL_RTX for the non-CALL_P case.
12808 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
12809 (insert_wic): Remove unused local "j".
12811 2016-06-02 Martin Liska <mliska@suse.cz>
12813 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
12815 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
12816 Julia Koval <julia.koval@intel.com>
12818 * function.c (assign_parm_setup_stack): Force source into a
12819 register if needed.
12820 * target.def (function_incoming_arg): Update documentation to
12821 allow arbitrary address computation based on hard register.
12822 * doc/tm.texi: Regenerated.
12824 2016-06-02 Martin Liska <mliska@suse.cz>
12826 * predict.c (combine_predictions_for_bb): Fix first match in
12827 cases where a first predictor contains more than one occurence
12828 in list of predictors. Take the best value in such case.
12830 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12832 PR rtl-optimization/71295
12833 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
12834 offset would go over the size of the inner mode reject it.
12836 2016-06-02 Jakub Jelinek <jakub@redhat.com>
12838 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
12839 x=x,x and v=v,m instead of x=x,m.
12841 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
12842 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
12843 alternative to v=rm,C.
12845 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
12846 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
12847 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
12848 instead of vex for the last two above mentioned alternatives.
12850 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12853 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
12855 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
12857 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
12859 2016-06-01 David Malcolm <dmalcolm@redhat.com>
12861 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
12862 from int to unsigned.
12864 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12866 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
12867 alternatives, eliminating preferred register class. Add support
12868 for the MTVSRDD instruction in ISA 3.0.
12869 (vsx_splat_v4si_internal): Use splat_input_operand instead of
12870 reg_or_indexed_operand.
12871 (vsx_splat_v4sf_internal): Likewise.
12873 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12876 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
12877 for loading up all 0's or all 1's.
12879 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
12881 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
12883 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
12885 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
12887 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
12888 * gcc.c (set_source_date_epoch_envvar): New function, sets
12889 the SOURCE_DATE_EPOCH environment variable to the current time.
12891 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12893 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
12894 the factor for live Phi nodes.
12896 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12898 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
12899 * tree-parloops.c (parallelize_loops): likewise.
12900 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
12901 tree_unswitch_outer_loop): likewise.
12903 2016-06-01 Jakub Jelinek <jakub@redhat.com>
12905 PR middle-end/71371
12906 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
12907 around creation of the temporary.
12909 2016-06-01 Richard Biener <rguenther@suse.de>
12911 PR tree-optimization/71366
12912 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
12913 (unloop_loops): Move removing edges here ...
12914 (try_unroll_loop_completely): ... from here.
12915 (try_peel_loop): ... and here.
12916 (tree_unroll_loops_completely_1): Track parent loops via
12917 bitmap of header BBs.
12918 (tree_unroll_loops_completely): Adjust for that.
12920 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
12922 * config/rs6000/altivec.h (vec_slv): New macro.
12923 (vec_srv): New macro.
12924 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
12925 (UNSPEC_VSRV): New value.
12928 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
12929 (vsrv): New builtin definition.
12930 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
12931 define argument types for new builtin.
12932 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
12934 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
12937 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
12938 Jocelyn Mayer <l_indien@magic.fr>
12941 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
12942 detect processor family for signature_CENTAUR_ebx.
12943 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
12944 signature_CENTAUR_ebx.
12945 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
12946 <default>: Pass x86-64 for has_longmode.
12948 2016-06-01 Nathan Sidwell <nathan@acm.org>
12950 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
12953 2016-06-01 Richard Biener <rguenther@suse.de>
12955 PR tree-optimization/71261
12956 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
12957 of stmts successfully put in the bool pattern. Remove
12958 single-use restriction.
12959 (adjust_bool_pattern_cast): Add cast at the use site via the
12960 pattern def sequence.
12961 (adjust_bool_pattern): Remove recursion, maintain a hash-map
12962 of patterned defs. Use the pattern def seqence instead of
12963 multiple independent patterns.
12964 (sort_after_uid): New qsort compare function.
12965 (adjust_bool_stmts): New function to process stmts in the bool
12966 pattern in IL order.
12967 (vect_recog_bool_pattern): Adjust.
12968 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
12969 (ifcvt_walk_pattern_tree): Likewise.
12970 (stmt_is_root_of_bool_pattern): Likewise.
12971 (ifcvt_repair_bool_pattern): Likewise.
12972 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
12974 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12976 * loop-unroll.c (decide_unroll_constant_iterations,
12977 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
12978 likely upper bounds.
12979 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
12981 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
12983 * tree-core.h (enum omp_clause_code): Remove
12984 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
12986 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12988 * config/arm/sync.md (arm_store_exclusive<mode>):
12989 Use 'H' output modifier on operands[2] rather than creating a new
12990 entry in out-of-bounds memory of the operands array.
12991 (arm_store_release_exclusivedi): Likewise.
12993 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12995 * config/arm/arm.c (arm_fusion_enabled_p): New function.
12996 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
12997 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
12998 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13000 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13002 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
13003 into account live statements for mask producers.
13005 2016-06-01 Richard Biener <rguenther@suse.de>
13007 PR tree-optimization/71311
13008 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
13009 restrict to non-INTEGER_CST @0.
13011 2016-06-01 Richard Biener <rguenther@suse.de>
13013 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
13014 (relational patterns): Use :c to avoid pattern duplications.
13016 2016-06-01 Richard Biener <rguenther@suse.de>
13018 * genmatch.c (comparison_code_p): New predicate.
13019 (swap_tree_comparison): New function.
13020 (commutate): Add for_vec parameter to append new for entries.
13021 Support commutating relational operators by swapping it alongside
13023 (lower_commutative): Adjust.
13024 (dt_simplify::gen): Do not pass artificial operators to gen
13026 (decision_tree::gen): Do not add artificial operators as parameters.
13027 (parser::parse_expr): Verify operator commutativity when :c is
13028 applied. Allow :C to override this.
13029 * match.pd: Adjust patterns to use :C instead of :c where required.
13031 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
13033 PR tree-optimization/71077
13034 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
13035 the combining step, use boolean_false_node and boolean_true_node
13036 as the designated false/true return values.
13038 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13040 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
13041 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
13042 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
13045 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13047 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
13048 of flags impliying the register renaming.
13049 * toplev.c (process_options): Do not imply flag_rename_registers with
13052 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13054 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
13055 default implementation.
13057 2016-05-31 Nathan Sidwell <nathan@acm.org>
13059 * dwarf2out.c (cur_line_info_table): Add GTY marker.
13061 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13063 * config/sh/constraints.md (b): Remove constraint.
13064 * config/sh/predicates.md (arith_reg_operand): Remove
13066 * config/sh/sh-modes.def (PDI): Remove.
13067 * config/sh/sh.c (sh_target_reg_class,
13068 sh_optimize_target_register_callee_saved): Remove functions.
13069 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
13070 (sh_expand_epilogue): Update comment.
13071 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
13072 sh_secondary_reload): Remove TARGET_REGS related code.
13073 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
13074 TARGET_REGISTER_P): Remove macros.
13075 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
13076 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
13077 TR1_REG, TR2_REG): Remove constants.
13078 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
13080 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13082 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
13083 define_expand patterns.
13084 (adddi3_compact): Rename to adddi3.
13085 (subdi3_compact): Rename to subdi3.
13086 (*negdi2): Rename to negdi2.
13087 (*abs<mode>2): Rename to abs<mode>2.
13089 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13091 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
13092 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
13093 (atomic_sub_fetchsi): ... this new pattern.
13094 (mvtc): Add CC_REG clobber.
13096 2016-05-31 Marek Polacek <polacek@redhat.com>
13098 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
13100 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13102 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
13103 aarch64_fusion_enabled_p to check for fusion capabilities.
13105 2016-05-31 Richard Biener <rguenther@suse.de>
13107 PR tree-optimization/71352
13108 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
13109 minus one and a negate.
13111 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13113 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
13114 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
13116 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
13117 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
13118 Remove use of aarch64_simd_attr_length_move, set length attribute
13120 (*aarch64_be_movoi): Likewise.
13121 (*aarch64_be_movci): Likewise.
13122 (*aarch64_be_movxi): Likewise.
13124 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13126 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
13127 It no longer does that.
13128 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
13130 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
13132 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
13133 attribute __unused__.
13135 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
13137 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
13138 * config/arm/arm.c (arm_arch_thumb1): Define.
13139 (arm_option_override): Initialize arm_arch_thumb1.
13140 * config/arm/arm.h (arm_arch_thumb1): Declare.
13141 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
13142 support Thumb-1 ISA.
13144 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
13147 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
13148 `Yv' for scalar operand.
13150 2016-05-31 Tom de Vries <tom@codesourcery.com>
13152 PR tree-optimization/69068
13153 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
13154 phis with more than two args.
13156 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
13158 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
13159 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
13162 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
13164 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
13166 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
13168 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
13169 cpu_32, cpu_64, tune_32 and tune_64.
13170 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
13172 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
13174 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
13176 2016-05-30 Andi Kleen <ak@linux.intel.com>
13178 * auto-profile.c (read_profile): Replace asserts with errors
13179 when file does not exist.
13180 * gcov-io.c (gcov_read_words): Dito.
13182 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13184 * tree-cfg.c (print_loop): Print likely upper bounds.
13186 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13188 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
13189 * opts.c (default_options): Enable peel loops at -O3.
13190 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
13191 (try_peel_loop): Do not re-peel already peeled loops;
13192 use likely upper bounds; fix profile updating.
13193 (pass_complete_unroll::execute): Initialize peeled_loops.
13195 2016-05-30 Martin Liska <mliska@suse.cz>
13197 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
13198 computed costs by frequency of BB they belong to.
13199 (get_scaled_computation_cost_at): New function.
13201 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
13202 Marc Glisse <marc.glisse@inria.fr>
13204 PR tree-optimization/71289
13205 * match.pd (-1 / B < A, A > -1 / B): New transformations.
13207 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13209 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
13211 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13213 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
13214 for peeled copies; avoid underflow when updating estimates; correctly
13215 scale loop profile.
13217 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13219 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
13220 r236875. Corrected oe3 to oe2 as obvious.
13222 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13224 PR middle-end/71269
13225 PR middle-end/71252
13226 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
13227 that inserted stmt will not dominate stmts that defines its operand.
13228 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
13229 (rewrite_expr_tree_parallel): Likewise.
13231 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13233 PR middle-end/71252
13234 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
13235 all fields including stmt_to_insert are swapped.
13237 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13239 * predict.h (force_edge_cold): Declare.
13240 * predict.c (force_edge_cold): New function.
13241 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
13243 (canonicalize_loop_induction_variables): Fix formating.
13245 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
13247 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
13248 (visium_expand_copysign): Use gen_int_mode directly.
13249 (visium_compute_frame_size): Minor tweaks.
13251 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13253 * tree-vect-loop.c (vect_analyze_loop_2): Use
13254 likely_max_stmt_executions_int.
13256 2016-05-30 Tom de Vries <tom@codesourcery.com>
13258 PR tree-optimization/69067
13259 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
13261 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
13264 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
13265 New peepholes to remove unneeded fild/fistp pairs.
13266 (define_peephole2 atomic_loaddi_fpu): Ditto.
13268 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13270 * predict.c (maybe_hot_frequency_p): Avoid division.
13272 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13274 * doc/install.texi: Use https for shop.fsf.org.
13276 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13278 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
13279 likely_max_stmt_executions_int.
13281 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13283 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
13284 likely_max_stmt_executions_int.
13286 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13288 * profile.c (compute_branch_probabilities): Do not report hitrates
13290 (branch_prob): Report hitrates here.
13291 * predict.c (gimple_predict_edge): Do not assert profile status;
13292 fix formatting issues.
13294 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13296 * predict.c (edge_predicted_by_p): New function.
13297 (predict_paths_for_bb): Do not put multiple predictions of the same type
13300 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13302 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
13305 2016-05-28 Alan Modra <amodra@gmail.com>
13307 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
13309 2016-05-28 Alan Modra <amodra@gmail.com>
13311 PR rtl-optimization/71275
13312 * ira.c (ira): Free dominance info.
13314 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
13316 * doc/sourcebuild.texi: New address for upstream Go repository.
13318 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
13320 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
13321 (TARGET_ARM_V7M): Likewise.
13323 2016-05-26 Jeff Law <law@redhat.com>
13325 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
13326 (thread_across_edge): Remove calls to find_jump_threads_backwards.
13327 * passes.def: Add jump threading passes before DOM/VRP.
13328 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
13329 argument to a basic block from an edge. Remove tests which are
13331 (pass_data_thread_jumps, class pass_thread_jumps): New.
13332 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
13333 (make_pass_thread_jumps): Likewise.
13334 * tree-pass.h (make_pass_thread_jumps): Declare.
13336 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
13338 * config/visium/visium-protos.h (split_double_move): Rename into...
13339 (visium_split_double_move): ...this.
13340 (visium_split_double_add): Declare.
13341 * config/visium/visium.c (split_double_move): Rename into...
13342 (visium_split_double_move): ...this.
13343 (visium_split_double_add): New function.
13344 (visium_expand_copysign): Renumber operands for consistency.
13345 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
13346 (DFmode move splitter): Likewise.
13347 (*addi3_insn): Split by means of visium_split_double_add.
13348 (*adddi3_insn_flags): Delete.
13349 (*plus_plus_sltu<subst_arith>): New insn.
13350 (*subdi3_insn): Split by means of visium_split_double_add.
13351 (subdi3_insn_flags): Delete.
13352 (*minus_minus_sltu<subst_arith>): New insn.
13353 (*negdi2_insn): Split by means of visium_split_double_add.
13354 (*negdi2_insn_flags): Delete.
13356 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
13358 * configure.ac: Treat a --with-headers option without argument
13359 the same as the default (i.e. consult sys-include directory).
13360 * configure: Regenerate.
13362 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13364 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
13365 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
13367 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
13368 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13370 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13373 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
13374 tree-stdarg analysis results.
13375 (aarch64_setup_incoming_varargs): Likewise.
13377 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13379 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
13380 va_list_gpr_counter_field and va_list_fpr_counter_field.
13382 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
13385 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
13386 * config/aarch64/aarch64.c
13387 (aarch64_cannot_change_mode_class): Remove function.
13388 * config/aarch64/aarch64-protos.h
13389 (aarch64_cannot_change_mode_class): Remove.
13391 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13393 * cfgloop.c (record_niter_bound): Record likely upper bounds.
13394 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
13395 get_likely_max_loop_iterations_int): New.
13396 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
13397 any_likely_upper_bound.
13398 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
13400 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
13401 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
13403 (unroll_loop_constant_iterations): Likewise.
13404 (unroll_loop_runtime_iterations): Likewise.
13405 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
13406 * lto-streamer-out.c (output_cfg): Likewise.
13407 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
13409 (canonicalize_loop_induction_variables): Dump likely upper bounds.
13410 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
13411 (likely_max_loop_iterations): New.
13412 (likely_max_loop_iterations_int): New.
13413 (likely_max_stmt_executions): New.
13414 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
13415 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
13416 likely_max_stmt_executions): Declare.
13418 2016-05-27 Marek Polacek <polacek@redhat.com>
13420 PR middle-end/71308
13421 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
13423 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13425 * config/s390/s390.md (2x risbg splitters): Use
13426 reg_overlap_mentioned_p instead of rtx_equal_p.
13428 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
13430 * combine.c (make_compound_operation): Take known zero bits into
13431 account when checking for possible zero_extend.
13433 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13435 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
13436 Use const_int_operand for operand 2 predicate. Simplify expand code
13439 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
13441 PR middle-end/71279
13442 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
13445 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13447 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
13448 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
13449 that returns CC_SESWPmode and CC_ZESWPmode.
13450 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
13452 (aarch64_rtx_costs): Likewise.
13454 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13456 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
13457 for ISA 3.0 min/max support.
13458 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
13459 conditional move support.
13460 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
13461 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
13463 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
13464 conditional moves where the comparison type is different from move
13466 (fp_minmax): New code iterator for smin/smax.
13467 (minmax): New code attributes for min/max.
13468 (SMINMAX): Likewise.
13469 (smax<mode>3): Combine min, max insns into one insn using the
13470 fp_minmax code iterator. Add support for ISA 3.0 min/max
13471 instructions that don't need -ffast-math.
13472 (s<minmax><mode>3): Likewise.
13473 (smax<mode>3_vsx): Likewise.
13474 (smin<mode>3): Likewise.
13475 (s<minmax><mode>3_vsx): Likewise.
13476 (smin<mode>3_vsx): Likewise.
13477 (pre-VSX min/max splitters): Likewise.
13478 (s<minmax><mode>3_fpr): Likewise.
13479 (movsfcc): Rewrite floating point conditional moves to combine
13480 SFmode/DFmode into a single insn.
13481 (mov<mode>cc): Likewise.
13482 (movdfcc): Likewise.
13483 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
13484 SFDF2 iterators to handle all combinations.
13485 (fseldfsf4): Likewise.
13486 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
13487 (fseldfdf4): Likewise.
13488 (fselsfdf4): Likewise.
13489 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
13490 comparison instructions that set a 0/-1 mask, and use it for
13491 floating point conditional move via XXSEL.
13492 (fpmask<mode>): Likewise.
13493 (xxsel<mode>): Likewise.
13494 * config/rs6000/predicates.md (min_max_operator): Delete, no
13496 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
13497 instructions that generate a 0/-1 mask for use with XXSEL.
13498 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
13499 say whether floating point min/max is available, either through
13500 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
13501 (TARGET_MINMAX_DF): Likewise.
13503 2016-05-27 Alan Modra <amodra@gmail.com>
13505 PR rtl-optimization/71275
13506 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
13507 for update_equiv_regs and combine_and_move_insns.
13509 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13511 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13512 if_then_else or cond RTXes to calculate attribute value.
13513 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13514 <attr "length_immediate>: Ditto.
13515 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13516 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13517 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13518 <attr "type">: Ditto.
13519 <attr "prefix_data16">: Ditto.
13520 <attr "prefix_extra">: Ditto.
13521 <attr "length_immediate">: Ditto.
13522 <attr "prefix">: Ditto.
13523 (vec_set<mode>_0) <attr "isa">: Ditto.
13524 <attr "prefix_extra">: Ditto.
13525 <attr "length_immediate">: Ditto.
13526 <attr "prefix">: Ditto.
13527 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13528 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13529 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13530 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13531 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13532 <attr "length_immediate">: Ditto.
13533 <attr "prefix">: Ditto.
13534 (sse2_movsd) <attr "length_immediate">: Ditto.
13535 <attr "prefix">: Ditto.
13536 (vec_concatv2df) <attr "isa">: Ditto.
13537 <attr "prefix">: Ditto.
13538 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13539 (*vec_extractv2di_1) <attr "isa">: Ditto.
13540 <attr "type">: Ditto.
13541 <attr "length_immediate">: Ditto.
13542 <attr "prefix_rex">: Ditto.
13543 <attr "prefix_extra">: Ditto.
13544 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13545 <attr "prefix_extra">: Ditto.
13546 <attr "length_immediate">: Ditto.
13547 (vec_concatv2di) <attr "isa">: Ditto.
13548 <attr "prefix_extra">: Ditto.
13549 <attr "length_immediate">: Ditto.
13550 <attr "prefix">: Ditto.
13552 2016-05-26 Martin Liska <mliska@suse.cz>
13554 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13556 (operator+): Likewise.
13557 (operator-): Likewise.
13558 (comp_cost::operator+=): Likewise.
13559 (comp_cost::operator-=): Likewise.
13560 (comp_cost::operator/=): Likewise.
13561 (comp_cost::operator*=): Likewise.
13562 (operator<): Likewise.
13563 (operator==): Likewise.
13564 (operator<=): Likewise.
13565 (new_cost): Remove.
13566 (infinite_cost_p): Likewise.
13567 (add_costs): Likewise.
13568 (sub_costs): Likewise.
13569 (compare_costs): Likewise.
13570 (set_group_iv_cost): Use the newly introduced functions.
13571 (get_address_cost): Likewise.
13572 (get_shiftadd_cost): Likewise.
13573 (force_expr_to_var_cost): Likewise.
13574 (split_address_cost): Likewise.
13575 (ptr_difference_cost): Likewise.
13576 (difference_cost): Likewise.
13577 (get_computation_cost_at): Likewise.
13578 (determine_group_iv_cost_generic): Likewise.
13579 (determine_group_iv_cost_address): Likewise.
13580 (determine_group_iv_cost_cond): Likewise.
13581 (autoinc_possible_for_pair): Likewise.
13582 (determine_group_iv_costs): Likewise.
13583 (cheaper_cost_pair): Likewise.
13584 (iv_ca_recount_cost): Likewise.
13585 (iv_ca_set_no_cp): Likewise.
13586 (iv_ca_set_cp): Likewise.
13587 (iv_ca_cost): Likewise.
13588 (iv_ca_new): Likewise.
13589 (iv_ca_dump): Likewise.
13590 (iv_ca_narrow): Likewise.
13591 (iv_ca_prune): Likewise.
13592 (iv_ca_replace): Likewise.
13593 (try_add_cand_for): Likewise.
13594 (try_improve_iv_set): Likewise.
13595 (find_optimal_iv_set): Likewise.
13597 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13599 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13600 that internal functions will clobber all caller-saved registers.
13602 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13604 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13605 Return a better case_values_threshold when optimizing.
13607 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13609 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13610 Add ? to integer variant.
13611 (aarch64_combinez_be): Likewise.
13613 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13615 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13616 instead of x constraint.
13617 (vcvtps2ph256<mask_name>): Likewise.
13619 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13620 alternative. Formatting fix.
13622 * config/i386/sse.md
13623 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13625 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13626 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13627 maybe_evex prefix instead of vex.
13628 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13629 EXT_REX_SSE_REG_P (op0) case in the splitter.
13631 2016-05-25 Jeff Law <law@redhat.com>
13633 PR tree-optimization/71272
13634 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13635 Update comments. Add test for empty path.
13637 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13639 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13640 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13641 special case builtin.
13642 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13643 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13644 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13645 for __builtin_vec_cmpne.
13647 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13649 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13650 redundant test and bail out if the type of the new operand is not
13651 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13653 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13655 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13656 (x_ix86_target_flags_explicit): Remove.
13657 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13658 x_ix86_target_flags_explicit.
13659 (ix86_function_specific_restore): Ditto.
13661 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13662 H.J. Lu <hongjiu.lu@intel.com>
13665 * common/config/i386/i386-common.c
13666 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13667 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13668 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13669 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13670 (-mgeneral-regs-only): Add new option.
13671 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13672 x87 instructions if only general registers are allowed.
13673 (ix86_target_string): Add ix86_flags argument. Handle additional
13674 flags options through ix86_flags argument. Update all callers.
13675 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13677 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13679 PR rtl-optimization/66940
13680 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
13681 decrementing desired_val will not overflow before performing these
13684 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
13686 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
13687 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
13688 * config/i386/i386.c (enum ix86_builtins): Add
13689 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
13690 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
13691 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
13692 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
13693 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
13694 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
13695 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
13696 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
13697 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
13698 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
13699 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
13700 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
13701 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
13702 __builtin_ia32_cvtps2dq512_mask.
13703 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
13704 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
13705 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
13706 * config/i386/sse.md
13707 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
13709 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
13710 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
13712 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
13713 (avx512f_vec_pack_sfix_v8df): New define_expand.
13714 (avx512f_roundpd512): Rename to ...
13715 (avx512f_round<castmode>512): ... this. Change iterator.
13716 (avx512f_roundps512_sfix): New define_expand.
13717 (round<mode>2_sfix): Change iterator.
13719 2016-05-25 Nick Clifton <nickc@redhat.com>
13721 * config/msp430/msp430.c (msp430_attr): Produce an error if a
13722 static interrupt handler is detected.
13723 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
13724 default linker script.
13725 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
13726 the low part of a symbolic pointer.
13728 2016-05-25 Richard Biener <rguenther@suse.de>
13730 PR tree-optimization/71261
13731 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
13732 interesting stmt instead of immediate uses when looking
13733 for the use operand to replace.
13735 2016-05-25 Martin Liska <mliska@suse.cz>
13737 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
13739 2016-05-25 Richard Biener <rguenther@suse.de>
13741 PR tree-optimization/71264
13742 * tree-vect-stmts.c (vect_init_vector): Properly deal with
13745 2016-05-25 Martin Liska <mliska@suse.cz>
13747 PR tree-optimization/71239
13748 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
13749 if DECL_SIZE is NULL.
13751 2016-05-25 Richard Biener <rguenther@suse.de>
13753 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
13754 * tree-if-conv.c (pass_data_if_conversion): Use it.
13756 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13758 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
13759 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
13760 * varpool.c (varpool_node::get_availability): Likewise.
13762 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13764 * config/rs6000/altivec.md (VNEG iterator): New iterator for
13765 VNEGW/VNEGD instructions.
13766 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
13767 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
13768 support for ISA 3.0 VNEGW/VNEGD instructions.
13770 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
13772 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
13773 pointers inside OACC_DATA regions.
13774 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
13775 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
13776 (gimplify_adjust_omp_clauses): Fix typo in comment.
13778 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13780 * config/rs6000/altivec.md (VParity): New mode iterator for vector
13781 parity built-in functions.
13782 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
13784 (p9v_parity<mode>2): Likewise.
13785 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
13787 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
13788 (parity<mode>2): ISA 3.0 expander for vector parity.
13789 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
13791 (BU_P9_64BIT_MISC_0): Likewise.
13792 (BU_P9_MISC_0): Likewise.
13793 (BU_P9V_AV_1): Likewise.
13794 (BU_P9V_AV_2): Likewise.
13795 (BU_P9V_AV_3): Likewise.
13796 (BU_P9V_AV_P): Likewise.
13797 (BU_P9V_VSX_1): Likewise.
13798 (BU_P9V_OVERLOAD_1): Likewise.
13799 (BU_P9V_OVERLOAD_2): Likewise.
13800 (BU_P9V_OVERLOAD_3): Likewise.
13801 (VCTZB): Add vector count trailing zeros support.
13805 (VPRTYBD): Add vector parity support.
13806 (VPRTYBQ): Likewise.
13807 (VPRTYBW): Likewise.
13808 (VCTZ): Add overloaded vector count trailing zeros support.
13809 (VPRTYB): Add overloaded vector parity support.
13810 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13811 overloaded vector count trailing zeros and parity instructions.
13812 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
13813 vector parity support.
13814 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
13815 trailing zeros support.
13816 (vec_cntlz): Likewise.
13817 (vec_vctzb): Likewise.
13818 (vec_vctzd): Likewise.
13819 (vec_vctzh): Likewise.
13820 (vec_vctzw): Likewise.
13821 (vec_vprtyb): Add ISA 3.0 vector parity support.
13822 (vec_vprtybd): Likewise.
13823 (vec_vprtybw): Likewise.
13824 (vec_vprtybq): Likewise.
13825 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13826 the ISA 3.0 vector count trailing zeros and vector parity built-in
13829 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13831 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
13832 when there is stmt_to_insert.
13834 2016-05-24 Martin Sebor <msebor@redhat.com>
13837 * tree.h (complete_or_array_type_p): New inline function.
13839 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13841 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
13842 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
13843 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
13845 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
13846 Limit 1st alternative to noavx isa, split 2nd alternative into one
13847 noavx and one avx alternative, use *x and Bm in the former and
13848 x and m in the latter.
13850 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
13851 of sse4 for the first alternative, drop %v from the template
13852 and d operand modifier. Split second alternative into one sse4_noavx
13853 and one avx alternative, use *x instead of *v in the former and v
13854 instead of *v in the latter.
13855 (*sse4_1_extractps): Use noavx isa instead of * for the first
13856 alternative, drop %v from the template. Split second alternative into
13857 one noavx and one avx alternative, use *x instead of *v in the
13858 former and v instead of *v in the latter.
13859 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
13860 with noavx and the last one with avx.
13861 (sse4_1_phminposuw): Guard first alternative with noavx isa,
13862 split the second one into one noavx and one avx alternative,
13863 use *x and Bm in the former and x and m in the latter one.
13864 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
13867 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
13868 first two alternatives to noavx, use *x instead of *v in the second
13869 one, add avx alternative without *.
13870 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
13871 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
13872 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
13874 2016-05-24 Jeff Law <law@redhat.com>
13876 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
13877 New function, extracted from...
13878 (fsm_find_control_statement_thread_paths): Here. Use the new function.
13879 Allow simple copies and constant initializations in the SSA chain.
13881 2016-05-24 Marek Polacek <polacek@redhat.com>
13884 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
13887 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13890 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
13891 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
13892 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
13893 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
13894 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
13896 2016-05-24 Richard Biener <rguenther@suse.de>
13898 PR tree-optimization/71240
13899 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
13902 2016-05-24 Richard Biener <rguenther@suse.de>
13904 PR tree-optimization/71230
13905 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
13907 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13909 * tree-vectorizer.h (vectorizable_comparison): Delete.
13910 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
13911 PURE_SLP_STMT check.
13912 * tree-vect-stmts.c (vectorizable_call): Likewise.
13913 (vectorizable_simd_clone_call): Likewise.
13914 (vectorizable_conversion): Likewise.
13915 (vectorizable_assignment): Likewise.
13916 (vectorizable_shift): Likewise.
13917 (vectorizable_operation): Likewise.
13918 (vectorizable_load): Likewise.
13919 (vectorizable_condition): Likewise.
13920 (vectorizable_store): Likewise. Assert that we don't have
13922 (vectorizable_comparison): Make static. Remove redundant
13923 PURE_SLP_STMT check.
13924 (vect_transform_stmt): Assert that we always have an slp_node
13927 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13929 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
13930 operands[2] against 1 with comparison against CONST1_RTX.
13931 (<shift>di3_neon): Likewise.
13932 * config/arm/predicates.md (const0_operand): Replace with comparison
13933 against CONST0_RTX.
13935 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13937 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
13938 operands[2] against 1 with comparison against CONST1_RTX.
13939 (ashrdi3): Likewise.
13940 (lshrdi3): Likewise.
13941 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
13943 (ashrsi3): Likewise.
13944 (lshrsi3): Likewise.
13945 (rotrsi3): Likewise.
13946 (define_split above *compareqi_eq0): Likewise.
13947 (define_split above "prologue"): Likewise.
13948 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
13949 * config/arm/predicates.md (shift_operator): Likewise.
13950 (shift_nomul_operator): Likewise.
13951 (sat_shift_operator): Likewise.
13952 (thumb1_cmp_operand): Likewise.
13953 (const_neon_scalar_shift_amount_operand): Replace manual range
13954 check with IN_RANGE.
13955 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
13956 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
13958 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13960 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
13961 with HOST_WIDE_INT_1.
13963 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
13964 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
13965 (arm_canonicalize_comparison): Likewise.
13966 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
13968 (thumb1_size_rtx_costs): Likewise.
13969 (vfp_const_double_index): Replace cast of 1 to unsigned
13970 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13971 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
13973 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
13974 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13975 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
13976 HOST_WIDE_INT with HOST_WIDE_INT_1.
13978 2016-05-24 Marek Polacek <polacek@redhat.com>
13980 * tree-cfg.h (should_remove_lhs_p): New predicate.
13981 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
13982 * gimplify.c (gimplify_modify_expr): Likewise.
13983 * tree-cfg.c (verify_gimple_call): Likewise.
13984 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
13985 * gimple-fold.c: Include "tree-cfg.h".
13986 (gimple_fold_call): Use should_remove_lhs_p.
13988 2016-05-24 Richard Biener <rguenther@suse.de>
13990 PR tree-optimization/71253
13991 * cfganal.h (control_dependences): Make robust against edge
13993 (control_dependences::control_dependences): Remove edge_list argument.
13994 (control_dependences::get_edge): Remove.
13995 (control_dependences::get_edge_src): Add.
13996 (control_dependences::get_edge_dest): Likewise.
13997 (control_dependences::m_el): Make a vector of edge src/dest index.
13998 * cfganal.c (control_dependences::find_control_dependence): Adjust.
13999 (control_dependences::control_dependences): Likewise.
14000 (control_dependences::~control_dependence): Likewise.
14001 (control_dependences::get_edge): Remove.
14002 (control_dependences::get_edge_src): Add.
14003 (control_dependences::get_edge_dest): Likewise.
14004 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
14006 (perform_tree_ssa_dce): Adjust.
14007 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
14009 (pass_loop_distribution::execute): Adjust. Do loop destroying
14010 conditional on changed.
14012 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14015 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
14016 return. Reindent transformation comment and mention the ARM state
14019 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14021 PR middle-end/71252
14022 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
14023 after build_and_add_sum creates new use stmt.
14025 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14027 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
14028 load_lanes/grouped_load classification comes first. Don't check
14029 whether the vectorization factor is a multiple of the group size
14032 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14034 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
14035 GROUP_GAP for single-element interleaving.
14036 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
14039 2016-05-24 Richard Biener <rguenther@suse.de>
14041 PR middle-end/70434
14043 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
14044 bases which are accessed with non-invariant indices.
14045 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
14046 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
14048 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14050 PR middle-end/71170
14051 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
14052 (add_to_ops_vec): Add stmt_to_insert.
14053 (add_repeat_to_ops_vec): Init stmt_to_insert.
14054 (insert_stmt_before_use): New.
14055 (transform_add_to_multiply): Remove mult_stmt insertion and add it
14057 (get_ops): Init stmt_to_insert.
14058 (maybe_optimize_range_tests): Likewise.
14059 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
14060 (rewrite_expr_tree_parallel): Likewise.
14061 (reassociate_bb): Likewise.
14063 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14066 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
14067 ISA 3.0 xxperm fusion alternative.
14068 (altivec_vperm_v8hiv16qi): Likewise.
14069 (altivec_vperm_<mode>_uns_internal): Likewise.
14070 (vperm_v8hiv4si): Likewise.
14071 (vperm_v16qiv8hi): Likewise.
14073 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14074 Kelvin Nilsen <kelvin@gcc.gnu.org>
14076 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
14077 vpermr/xxpermr on ISA 3.0.
14078 (altivec_expand_vec_perm_le): Likewise.
14079 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
14080 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
14083 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
14085 * config/i386/i386.h (IS_STACK_MODE): Enable for
14086 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
14087 SSE_FLOAT_MODE_P macros.
14088 * config/i386/i386.c (ix86_preferred_reload_class): Use
14089 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
14090 Cleanup regclass processing for CONST_DOUBLE_P.
14091 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
14092 (ix86_rtx_costs): Remove redundant TARGET_80387 check
14093 with IS_STACK_MODE macro.
14094 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
14096 (*movdf_internal): Use IS_STACK_MODE macro.
14097 (*movsf_internal): Ditto.
14099 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
14101 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
14102 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
14104 2016-05-23 Jeff Law <law@redhat.com>
14106 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
14108 (fsm_find_control_statement_thread_paths): Call it.
14110 2016-05-23 Martin Jambor <mjambor@suse.cz>
14113 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
14114 from_global_constant if t is not NULL.
14116 2016-05-23 Marek Polacek <polacek@redhat.com>
14119 * common.opt (Wswitch-unreachable): New option.
14120 * doc/invoke.texi: Document -Wswitch-unreachable.
14121 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
14124 2016-05-23 Bin Cheng <bin.cheng@arm.com>
14126 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
14127 TMR_INDEX is non-NULL.
14129 2016-05-23 Richard Biener <rguenther@suse.de>
14131 PR tree-optimization/71230
14132 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
14133 (try_special_add_to_ops): ... here. Always test for single-use.
14135 2016-05-23 Martin Jambor <mjambor@suse.cz>
14137 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
14138 default block if a PHI node in the original one would be resized.
14140 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14142 PR tree-optimization/58135
14143 * tree-vect-slp.c: When group size is not multiple
14144 of vector size, allow splitting of store group at
14147 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
14149 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
14151 2016-05-22 Jakub Jelinek <jakub@redhat.com>
14153 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14154 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
14155 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
14158 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
14159 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
14160 v constraint instead of x and vinserti32x4 insn.
14162 * config/i386/sse.md (i128vldq): New mode iterator.
14163 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
14164 avx512dq and avx512vl alternatives.
14166 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
14167 constraint, use maybe_evex prefix instead of vex.
14168 (vec_dupv4sf): Use v constraint instead of x for output
14169 operand except for noavx alternative, use Yv constraint
14170 instead of x for input. Use maybe_evex prefix instead of vex.
14171 (*vec_dupv4si): Likewise.
14172 (*vec_dupv2di): Likewise.
14174 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14176 PR middle-end/40921
14177 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
14178 (linearize_expr_tree): Call try_special_add_to_ops.
14179 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
14181 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14183 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
14184 to computed stack_usage.
14186 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14189 * config/avr/avr.md (define_expand "mov<mode>"): If the source
14190 operand is subreg (symbol_ref) then move the symbol ref to register.
14192 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
14194 * tree.c (array_at_struct_end_p): Look through MEM_REF.
14196 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
14198 PR middle-end/71179
14199 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
14202 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14204 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
14205 ranges by calling get_single_symbol and tidy up. Look more closely
14206 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
14208 2016-05-20 Jeff Law <law@redhat.com>
14210 * bitmap.c (bitmap_find_bit): Remove useless test.
14212 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
14214 * function.c (thread_prologue_and_epilogue_insns): Commit the
14215 insertion of the epilogue.
14217 2016-05-20 Martin Jambor <mjambor@suse.cz>
14219 PR tree-optimization/70884
14220 * tree-sra.c (initialize_constant_pool_replacements): Do not check
14221 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
14222 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
14223 of constant pool data as a reason for scalarization.
14225 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14227 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
14228 for naked functions.
14229 (thumb1_expand_prologue): Likewise.
14231 2016-05-20 Nathan Sidwell <nathan@acm.org>
14233 * config/nvptx/nptx.c (nvptx_option_override): Only set
14234 flag_toplevel_reorder, if not explicitly specified. Set
14235 flag_no_common, unless explicitly specified.
14237 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14239 * calls.c (can_implement_as_sibling_call_p): Mark param
14240 reg_parm_stack_space with ATTRIBUTE_UNUSED.
14242 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
14244 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
14245 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
14246 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
14248 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
14249 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
14250 and CASE_CONST_ANY.
14252 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
14254 * config/nvptx/nvptx.md (sincossf3): New pattern.
14256 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14258 * calls.c (maybe_complain_about_tail_call): New function.
14259 (initialize_argument_information): Call
14260 maybe_complain_about_tail_call when clearing *may_tailcall.
14261 (can_implement_as_sibling_call_p): Call
14262 maybe_complain_about_tail_call when returning false.
14263 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
14264 ensure try_tail_call is set. Call maybe_complain_about_tail_call
14265 if tail-call optimization fails.
14266 * cfgexpand.c (expand_call_stmt): Initialize
14267 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
14268 * gimple-pretty-print.c (dump_gimple_call): Dump
14269 gimple_call_must_tail_p.
14270 * gimple.c (gimple_build_call_from_tree): Call
14271 gimple_call_set_must_tail with the value of
14272 CALL_EXPR_MUST_TAIL_CALL.
14273 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
14274 (gimple_call_set_must_tail): New function.
14275 (gimple_call_must_tail_p): New function.
14276 * print-tree.c (print_node): Update printing of TREE_STATIC
14277 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
14278 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
14279 trailing comment listing applicable flags.
14280 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
14282 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14284 * calls.c (expand_call): Move "Rest of purposes for tail call
14285 optimizations to fail" to...
14286 (can_implement_as_sibling_call_p): ...this new function, and
14287 split into multiple "if" statements.
14289 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14291 * cfgloop.h (expected_loop_iterations_unbounded,
14292 expected_loop_iterations): Unconstify.
14293 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
14294 profile with known upper bound; return 3 when profile is absent.
14295 (expected_loop_iterations): Update.
14297 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14299 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
14300 and get_max_loop_iterations_int.
14302 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14304 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
14305 realistic upper bounds here.
14307 2016-05-20 Jakub Jelinek <jakub@redhat.com>
14310 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
14311 calls if the LHS is variable length or has addressable type.
14312 If targets[0]->decl is a noreturn call with void return type and
14313 zero arguments, adjust fntype and remove lhs in that case.
14315 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
14317 PR tree-optimization/71079
14318 PR tree-optimization/71206
14319 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
14321 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14323 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
14324 (get_vec_alignment_for_array_decl): Likewise.
14325 (get_vec_alignment_for_record_decl): Likewise.
14326 (increase_alignment::execute): Move code to find alignment to
14327 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
14328 (type_align_map): New hash_map.
14330 2016-05-20 Richard Guenther <rguenther@suse.de>
14332 PR tree-optimization/29756
14333 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
14334 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
14335 * fold-const.c (operand_equal_p): Likewise.
14336 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
14337 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
14338 * tree-inline.c (estimate_operator_cost): Likewise.
14339 * tree-pretty-print.c (dump_generic_node): Likewise.
14340 * tree-ssa-operands.c (get_expr_operands): Likewise.
14341 * cfgexpand.c (expand_debug_expr): Likewise.
14342 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
14343 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
14344 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
14345 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
14346 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
14347 (execute_update_addresses_taken): Do it.
14349 2016-05-20 Richard Biener <rguenther@suse.de>
14351 PR tree-optimization/71185
14352 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
14353 register operations.
14355 2016-05-20 Richard Biener <rguenther@suse.de>
14357 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
14358 gimple_seq_add_seq_without_update.
14359 (release_bb_predicate): Assert we have no operands to free.
14360 (if_convertible_loop_p_1): Calculate post dominators later.
14361 Do not free BB predicates here.
14362 (combine_blocks): Do not recompute BB predicates.
14363 (version_loop_for_if_conversion): Save BB predicates around
14366 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14368 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
14369 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
14370 code. Ignore sibcalls on EDGE_IGNORE edges.
14371 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
14372 on edges for sibcalls that run without prologue. The rest of the
14373 function is combined from...
14374 (fix_fake_fallthrough_edge): ... this, and ...
14375 (try_shrink_wrapping): ... a part of this. Remove the bb_with
14376 function argument, make it a local variable.
14378 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
14380 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
14381 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
14382 for 32-bit mode and SEH for 64-bit.
14383 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
14384 TARGET_64BIT_DEFAULT.
14386 2016-05-19 Ryan Burn <contact@rnburn.com>
14388 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
14389 * gengtype.c (open_base_files): Add cilk.h to ifiles.
14391 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
14393 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
14394 force pending loads from memory.
14396 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
14398 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
14399 (UNSPEC_DARN_32): New unspec constant.
14400 (UNSPEC_DARN_RAW): New unspec constant.
14401 (darn_32): New instruction.
14402 (darn_raw): New instruction.
14403 (darn): New instruction.
14404 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
14405 support and documentation for this macro.
14406 (BU_P9_MISC_1): New macro definition.
14407 (BU_P9_64BIT_MISC_0): New macro definition.
14408 (BU_P9_MISC_0): New macro definition.
14409 (darn_32): New builtin definition.
14410 (darn_raw): New builtin definition.
14411 (darn): New builtin definition.
14412 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
14413 RS6000_BUILTIN_0 directives to surround each occurrence of
14414 #include "rs6000-builtin.def".
14415 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
14416 RS6000_BTM_64BIT flags to the returned mask, depending on
14418 (def_builtin): Correct an error in the assignments made to the
14419 debugging variable attr_string.
14420 (rs6000_expand_builtin): Add support for no-operand built-in
14422 (builtin_function_type): Remove fatal_error assertion that is no
14424 (rs6000_common_init_builtins): Add support for no-operand built-in
14426 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
14428 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
14430 (RS6000_BTM_64BIT): New macro definition.
14431 * doc/extend.texi: Document __builtin_darn (void),
14432 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
14435 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
14437 * tree-vect-loop.c (vect_analyze_loop_2): Use also
14438 max_loop_iterations_int.
14440 2016-05-19 Marek Polacek <polacek@redhat.com>
14442 PR tree-optimization/71031
14443 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
14444 condition and adjust the code a bit.
14446 2016-05-19 Martin Liska <mliska@suse.cz>
14448 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
14449 auto_vec instead of vec.
14451 2016-05-19 Martin Liska <mliska@suse.cz>
14453 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
14455 2016-05-19 Martin Liska <mliska@suse.cz>
14457 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
14459 2016-05-19 Martin Liska <mliska@suse.cz>
14461 * ipa-pure-const.c (set_function_state): Remove an existing
14463 (remove_node_data): Do not free it as it's released
14464 in set_function_state.
14466 2016-05-19 Martin Liska <mliska@suse.cz>
14468 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
14471 2016-05-19 Martin Liska <mliska@suse.cz>
14473 * omp-simd-clone.c (simd_clone_adjust): Release vector.
14475 2016-05-19 Martin Liska <mliska@suse.cz>
14477 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
14478 an auto_vec instead of re-creating it.
14480 2016-05-19 Martin Liska <mliska@suse.cz>
14482 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
14483 auto_vec instead of vec.
14485 2016-05-19 Martin Liska <mliska@suse.cz>
14487 * lto-section-in.c (lto_get_section_data): Call
14488 lto_check_version with additional argument.
14489 * lto-streamer.c (lto_check_version): Add new argument.
14490 * lto-streamer.h (lto_check_version): Likewise.
14492 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14494 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
14495 Don't add cost of inner memory when handling sign-extended loads.
14497 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
14499 PR rtl-optimization/71148
14500 * cse.c (cse_main): Free dominance info.
14501 (rest_of_handle_cse): Don't free dominance info.
14502 (rest_of_handle_cse2): Likewise.
14503 (rest_of_handle_cse_after_global_opts): Likewise.
14505 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14508 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
14509 NULL_TREE early if NEON is not available. Remove now redundant check
14510 in ARM_CHECK_BUILTIN_MODE.
14512 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14515 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14516 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14517 * doc/cpp.texi: Document new macros.
14519 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14521 PR tree-optimization/69848
14522 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14523 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14525 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14527 * function.c (thread_prologue_and_epilogue_insn): Move the
14528 "goto epilogue_done" one block later.
14530 2016-05-19 Richard Biener <rguenther@suse.de>
14532 PR tree-optimization/70729
14533 * passes.def: Move LIM pass before PRE. Remove no longer
14534 required copyprop and move first DCE out of the loop pipeline.
14536 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14539 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14540 (OBJS-libcommon-target): ...here.
14541 * opts-common.c: Include spellcheck.h.
14542 (cmdline_handle_error): Build a vec of valid options and use it
14543 to suggest provide hints for misspelled arguments.
14545 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14548 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14549 lhs if it has TREE_ADDRESSABLE type.
14551 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14554 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14555 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14557 2016-05-18 Martin Jambor <mjambor@suse.cz>
14560 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14561 input for NOP_EXPR pass-through functions.
14562 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14563 aggregate global constant VAR_DECLs in constant jump functions.
14565 2016-05-18 Martin Jambor <mjambor@suse.cz>
14568 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14569 from TREE_READONLY parameters.
14571 2016-05-18 Martin Jambor <mjambor@suse.cz>
14574 * cgraph.h (cgraph_indirect_call_info): New field
14575 guaranteed_unmodified.
14576 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14577 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14579 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14580 pass the parameter value to ipa_find_agg_cst_for_param.
14581 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14582 guaranteed_unmodified, store AA results there instead of bailing out
14584 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14585 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14586 (find_constructor_constant_at_offset): New function.
14587 (ipa_find_agg_cst_from_init): Likewise.
14588 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14589 static initializers of contants, report back through a new paameter
14590 from_global_constant if that was the case.
14591 (try_make_edge_direct_simple_call): Also pass parameter value to
14592 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14594 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14595 (ipa_read_indirect_edge_info): Likewise.
14596 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14597 (ipa_load_from_parm_agg): Likewise.
14599 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14601 PR rtl-optimization/71150
14602 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14605 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14608 * config/rs6000/constraints.md (wE constraint): New constraint
14609 for a vector constant that can be loaded with XXSPLTIB.
14610 (wM constraint): New constraint for a vector constant of a 1's.
14611 (wS constraint): New constraint for a vector constant that can be
14612 loaded with XXSPLTIB and a vector sign extend instruction.
14613 * config/rs6000/predicates.md (xxspltib_constant_split): New
14614 predicates for wE/wS constraints.
14615 (xxspltib_constant_nosplit): Likewise.
14616 (easy_vector_constant): Add support for constants that can be
14617 loaded via XXSPLTIB.
14618 (all_ones_constant): New predicate for vector constant with all
14620 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14621 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14622 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14623 instruction and possibly with a sign extension.
14624 (output_vec_const_move): Add support for XXSPLTIB. If we are
14625 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14626 instead of XXLXOR/XXLORC.
14627 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14629 (rs6000_legitimize_reload_address): Likewise.
14630 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14632 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14633 combine VSX_M and VSX_M2 into one iterator.
14634 (VSX_M2): Likewise.
14635 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14636 (VSINT_842): Likewise.
14637 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14638 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14639 XXSPLTIB instruction.
14640 (xxspltib_<mode>_nosplit): Likewise.
14641 (xxspltib_<mode>_split): New insn to load up constants with
14642 XXSPLTIB and a sign extend instruction.
14643 (vsx_mov<mode>): Replace single move that handled all vector types
14644 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14645 moves (when -mvsx-timode is in effect) into the main vector
14646 moves. Eliminate separate moves for <VSr> <VSa>, where the
14647 preferred register class (<VSr>) is listed first, and the
14648 secondary register class (<VSa>) is listed second with a '?' to
14649 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14650 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14651 that if the register was involved in a slow operation, the
14652 clear/set operation does not wait for the slow operation to
14653 finish. Adjust the length attributes for 32-bit mode. Use
14654 rs6000_output_move_128bit and drop the use of the string
14655 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14656 spacing so that the alternatives and attributes don't generate
14657 long lines, and put things in columns, so that it is easier to
14658 match up the operands and attributes with the insn alternatives.
14659 (vsx_mov<mode>_64bit): Likewise.
14660 (vsx_mov<mode>_32bit): Likewise.
14661 (vsx_movti_64bit): Fold movti into normal vector moves.
14662 (vsx_movti_32bit): Likewise.
14663 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14664 splat instructions.
14665 (vsx_splat_v4si_internal): Likewise.
14666 (vsx_splat_v4sf_internal): Likewise.
14667 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14668 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14669 extend vector elements.
14670 (vsx_sign_extend_hi_<mode>): Likewise.
14671 (vsx_sign_extend_si_v2di): Likewise.
14672 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14674 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14675 constraints. Add trailing period to wL documentation.
14677 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14679 PR middle-end/71020
14680 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
14681 * tree-dfa.c (replace_abnormal_ssa_names): New function.
14682 * tree-call-cdce.c: Include tree-dfa.h.
14683 (can_guard_call_p): New function, extracted from...
14684 (can_use_internal_fn): ...here.
14685 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
14687 (shrink_wrap_one_built_in_call): Likewise.
14688 (use_internal_fn): Likewise.
14689 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
14690 and return void. Call replace_abnormal_ssa_names.
14691 (pass_call_cdce::execute): Check can_guard_call_p during the
14692 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
14693 will always change something.
14695 2016-05-18 Martin Jambor <mjambor@suse.cz>
14698 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
14699 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
14701 2016-05-18 Martin Jambor <mjambor@suse.cz>
14704 * ipa-inline.h (condition): New field size.
14705 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
14706 for comaprison and store it into the new condition.
14707 (evaluate_conditions_for_known_args): Use condition size to check
14708 access sizes for all but CHANGED conditions.
14709 (unmodified_parm_1): New parameter size_p, store access size into it.
14710 (unmodified_parm): Likewise.
14711 (unmodified_parm_or_parm_agg_item): Likewise.
14712 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
14713 (set_cond_stmt_execution_predicate): Extract access sizes and store
14714 them to conditions.
14715 (set_switch_stmt_execution_predicate): Likewise.
14716 (will_be_nonconstant_expr_predicate): Likewise.
14717 (will_be_nonconstant_predicate): Likewise.
14718 (inline_read_section): Stream condition size.
14719 (inline_write_summary): Likewise.
14721 2016-05-18 Richard Biener <rguenther@suse.de>
14723 * tree-ssa-loop-im.c (determine_max_movement): Properly add
14724 condition cost to PHI cost instead of total_cost.
14726 2016-05-18 Martin Liska <mliska@suse.cz>
14729 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
14732 2016-05-18 Richard Biener <rguenther@suse.de>
14734 * lto-streamer.h (LTO_major_version): Bump to 6.
14736 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14738 * function.c (make_split_prologue_seq, make_prologue_seq,
14739 make_epilogue_seq): New functions, factored out from...
14740 (thread_prologue_and_epilogue_insns): Here.
14742 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14744 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
14745 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
14746 of before. Add a comment.
14748 2016-05-18 Bin Cheng <bin.cheng@arm.com>
14750 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
14751 expression pointer, not pointer to the pointer.
14753 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14755 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
14756 (avx2_pbroadcast<mode>): Add another alternative with v instead
14757 of x constraints in it, using <pbroadcast_evex_isa> isa.
14758 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
14760 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
14761 constraint x instead of v in second alternative, add avx512bw
14764 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
14765 constraint x instead of v in second alternative, add avx512bw
14768 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
14769 constraint x instead of v in second alternative, add avx512bw
14772 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
14773 avx512bw alternative.
14775 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14777 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
14778 array to 128 chars.
14779 (define_insn "*andnottf3"): Ditto.
14780 (define_insn "*<code><mode>3"/any_logic): Ditto.
14781 (define_insn "*<code>tf3"/any_logic): Ditto.
14782 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
14783 operand to block AVX-512VL insn variant emit when it is not enabled.
14785 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14787 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
14788 constraint fot SF mode.
14790 2016-05-18 Petr Murzin <petr.murzin@intel.com>
14791 Kirill Yukhin <kirill.yukhin@intel.com>
14793 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
14795 (define_insn "rsqrt14<mode>"): Ditto.
14796 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
14797 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
14798 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
14799 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
14800 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
14802 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
14803 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
14804 * config/i386/i386.c (ix86_print_operand): Expand check for size
14805 override codes for Intel syntax.
14807 2016-05-18 Richard Biener <rguenther@suse.de>
14809 PR tree-optimization/71168
14810 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
14811 initialization earlier.
14813 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
14815 * config/aarch64/aarch64-simd.md
14816 (aarch64_reduc_plus_internal<mode>): Rename to...
14817 (reduc_plus_scal): ...This, and remove previous implementation.
14819 2016-05-18 Richard Biener <rguenther@suse.de>
14821 * passes.def: Put late dse and cd_dce in canonical order.
14823 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
14825 * ipa-inline-transform.c (preserve_function_body_p): Look for
14826 first non-thunk clone.
14827 (save_function_body): Save into first non-thunk.
14828 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
14830 (lto_output_node): Inline thunks don't need body in every
14832 * lto-streamer-in.c: Do not fixup thunk clones.
14833 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
14835 * tree-inline.c (copy_bb): Be prepared for target node to be new after
14838 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14840 PR middle-end/63586
14841 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
14842 (reassociate_bb): Call transform_add_to_multiply.
14844 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14846 * config/aarch64/aarch64.c (all_extensions): Removed unused
14849 2016-05-17 Nathan Sidwell <nathan@acm.org>
14851 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
14852 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
14854 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
14856 PR tree-optimization/54579
14857 PR middle-end/55299
14858 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
14860 2016-05-17 Marek Polacek <polacek@redhat.com>
14863 * tree-inline.c (expand_call_inline): Call
14864 maybe_remove_unused_call_args.
14866 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
14868 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
14869 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
14870 * doc/md.texi (fmin@var{m}3): Likewise.
14872 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14874 * match.pd (X & C): New transformation.
14876 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14878 * match.pd (~X & Y): New transformation.
14880 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14882 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
14883 information for new SSA_NAME.
14884 (simplify_conversion_using_ranges): Get range through get_range_info
14885 instead of get_value_range.
14887 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14889 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
14890 Remove inline assembly.
14891 (vmvn_s16): Likewise.
14892 (vmvn_s32): Likewise.
14893 (vmvn_u8): Likewise.
14894 (vmvn_u16): Likewise.
14895 (vmvn_u32): Likewise.
14896 (vmvnq_s8): Likewise.
14897 (vmvnq_s16): Likewise.
14898 (vmvnq_s32): Likewise.
14899 (vmvnq_u8): Likewise.
14900 (vmvnq_u16): Likewise.
14901 (vmvnq_u32): Likewise.
14902 (vmvn_p8): Likewise.
14903 (vmvnq_p16): Likewise.
14905 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14907 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
14909 (vmul_n_s16): Likewise.
14910 (vmul_n_s32): Likewise.
14911 (vmul_n_u16): Likewise.
14912 (vmul_n_u32): Likewise.
14913 (vmulq_n_f32): Likewise.
14914 (vmulq_n_f64): Likewise.
14915 (vmulq_n_s16): Likewise.
14916 (vmulq_n_s32): Likewise.
14917 (vmulq_n_u16): Likewise.
14918 (vmulq_n_u32): Likewise.
14920 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14922 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
14923 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
14925 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14927 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
14928 to *aarch64_fma4_elt_from_dup<mode>.
14929 (*aarch64_fnma4_elt_to_128df): Rename to
14930 *aarch64_fnma4_elt_from_dup<mode>.
14931 * config/aarch64/arm_neon.h (vfma_n_f64): New.
14932 (vfms_n_f32): Likewise.
14933 (vfms_n_f64): Likewise.
14934 (vfmsq_n_f32): Likewise.
14935 (vfmsq_n_f64): Likewise.
14937 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
14939 * wide-int.h: Change fixed_wide_int_storage from class to struct.
14941 2016-05-17 Richard Biener <rguenther@suse.de>
14943 PR tree-optimization/71132
14944 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
14945 Only add control dependences for blocks in the loop.
14946 (build_rdg): Adjust.
14947 (generate_code_for_partition): Return whether loop should
14948 be destroyed and delay that.
14949 (distribute_loop): Likewise.
14950 (pass_loop_distribution::execute): Record loops to be destroyed
14951 and perform delayed destroying of loops.
14953 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14956 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
14958 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14960 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
14962 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
14965 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
14966 insertion point for instructions generated by validize_mem.
14968 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14970 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
14973 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14975 * config/aarch64/aarch64.c
14976 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
14977 rather than a macro.
14979 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14981 * doc/invoke.texi (AArch64 Options): Various updates.
14983 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14985 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
14986 into instrumentation thunks.
14987 * cif-code.def (CIF_CHKP): New.
14989 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
14991 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
14993 2016-05-16 Martin Jambor <mjambor@suse.cz>
14995 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
14996 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
14998 2016-05-16 Marek Polacek <polacek@redhat.com>
15000 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
15003 2016-05-16 Martin Jambor <mjambor@suse.cz>
15006 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
15007 the outlined kernel function.
15009 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
15011 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
15012 (ISA_HAS_DLSA): Ditto.
15014 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15016 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
15018 2016-05-16 Nathan Sidwell <nathan@acm.org>
15020 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
15021 (nvptx_name_replacement): Restore. Add comment.
15022 (write_fn_proto, write_fn_proto_from_insn,
15023 nvptx_output_call_insn): Restore
15024 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
15026 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15028 * config/aarch64/aarch64.md
15029 (add<mode>3_compareC_cconly_imm): Remove use of %w.
15030 (add<mode>3_compareC_imm): Likewise.
15031 (<optab>si3_uxtw): Split into register and immediate variants.
15032 (andsi3_compare0_uxtw): Likewise.
15033 (and<mode>3_compare0): Likewise.
15034 (and<mode>3nr_compare0): Likewise.
15035 (stack_protect_test_<mode>): Don't use %x for memory operands.
15037 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15039 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
15041 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15043 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
15044 Split integer shifts into shift_reg and bfm.
15045 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
15046 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
15047 (ror<mode>3_insn): Likewise.
15048 (<optab>si3_insn_uxtw): Likewise.
15049 (<optab><mode>3_insn): Change to rotate_imm.
15050 (extr<mode>5_insn_alt): Likewise.
15051 (extrsi5_insn_uxtw): Likewise.
15052 (extrsi5_insn_uxtw_alt): Likewise.
15054 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15056 * doc/tm.texi: Regenerate.
15057 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
15058 (TARGET_INVALID_RETURN_TYPE): Remove.
15059 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
15060 TARGET_INVALID_RETURN_TYPE.
15061 * target.def (invalid_parameter_type): Remove.
15062 (invalid_return_type): Remove.
15064 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15066 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
15067 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
15069 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
15071 (preserve_function_body_p): No need to preserve function body
15072 * cif-codes.def (CIF_THUNK): Remove.
15073 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
15075 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15077 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
15079 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15081 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
15084 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15086 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
15087 (inline_small_functions): Do not look for function symbol when
15090 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15092 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
15095 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15096 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15097 Jiong Wang <jiong.wang@arm.com>
15099 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
15100 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
15101 Define __ARM_FP16_ARGS when appropriate.
15102 * config/arm/arm.c (arm_invalid_parameter_type): Remove
15104 (arm_invalid_return_type): Likewise.
15105 (TARGET_INVALID_PARAMETER_TYPE): Remove.
15106 (TARGET_INVALID_RETURN_TYPE): Remove.
15107 (aapcs_vfp_sub_candidate): Allow HFmode.
15108 (aapcs_vfp_allocate): Add comment. Support HFmode.
15109 (aapcs_vfp_allocate_return_reg): Likewise.
15110 (struct aapcs_cp_arg_layout): Slightly reword comments for
15111 is_return_candidate and allocate_return_reg.
15112 (output_mov_vfp): Update assert.
15113 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
15115 (arm_invalid_parameter_type): Remove.
15116 (amr_invalid_return_type): Remove.
15117 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
15118 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
15119 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
15121 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15123 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
15124 * config/aarch64/arch64-protos.h
15125 (aarch64_legitimize_reload_address): Remove.
15126 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
15129 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
15131 * configure.ac: Add ACX_NONCANONICAL_HOST.
15132 * configure: Regenerate.
15133 * Makefile.in: Set host_noncanonical.
15135 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
15138 * config/i386/i386.md (*movtf_internal): Before register allocation,
15139 do not allow FP constants for CM_MEDIUM memory model, allow only
15140 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
15141 (*movxf_internal): Ditto.
15142 (*movdf_internal): Ditto.
15143 (*movsf_internal): Ditto.
15145 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
15147 PR rtl-optimization/67483
15148 * combine.c (make_compound_operation): Don't call extract_left_shift
15149 with negative shift amounts.
15151 2016-05-13 Jakub Jelinek <jakub@redhat.com>
15154 * fold-const.c (fold_checksum_tree): Allow modification
15155 of TYPE_ALIAS_SET during folding.
15157 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
15158 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
15159 (ix86_split_to_parts): Likewise. Fix up formatting.
15161 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
15163 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
15164 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
15167 2016-05-13 Nathan Sidwell <nathan@acm.org>
15169 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
15170 (nvptx_name_replacement): Delete.
15171 (write_fn_proto, write_fn_proto_from_insn,
15172 nvptx_output_call_insn): Remove nvptx_name_replacement call.
15173 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
15174 * langhooks.c (add_builtin_funcction_common): Call
15175 targetm.mangle_decl_assembler_name.
15177 * config/nvptx/nvptx.c (write_fn_proto): Handle
15178 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
15180 2016-05-13 Martin Liska <mliska@suse.cz>
15182 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
15183 and PRIu64 in printf format.
15185 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15187 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
15190 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15192 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15193 Change --param max-completely-peeled-times to
15194 --param max-completely-peel-times in dump file printing.
15196 2016-05-13 Richard Biener <rguenther@suse.de>
15198 PR tree-optimization/42587
15199 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
15200 (find_bswap_or_nop_1): Likewise.
15201 (bswap_replace): Likewise.
15203 2016-05-13 Martin Liska <mliska@suse.cz>
15205 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
15206 Initialize a variable with default value.
15208 2016-05-13 Martin Liska <mliska@suse.cz>
15210 * doc/invoke.texi: Enhance explanation of error recovery
15213 2016-05-13 Martin Liska <mliska@suse.cz>
15215 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
15216 (struct cost_pair): Change inv_expr_id (int) to inv_expr
15217 (iv_inv_expr_ent *).
15218 (struct iv_inv_expr_ent): Comment struct fields.
15219 (sort_iv_inv_expr_ent): New function.
15220 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
15221 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
15222 a hash_map between iv_inv_expr_ent and number of usages.
15223 (niter_for_exit): Fix coding style.
15224 (tree_ssa_iv_optimize_init): Use renamed variable.
15225 (determine_base_object): Fix coding style.
15226 (alloc_iv): Likewise.
15227 (find_interesting_uses_outside): Likewise.
15228 (add_candidate_1): Likewise.
15229 (add_standard_iv_candidates): Likewise.
15230 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
15231 (prepare_decl_rtl): Fix coding style.
15232 (get_address_cost): Likewise.
15233 (get_shiftadd_cost): Likewise.
15234 (force_expr_to_var_cost): Likewise.
15235 (compare_aff_trees): Likewise.
15236 (get_expr_id): Restructure the function.
15237 (get_loop_invariant_expr_id): Renamed to
15238 get_loop_invariant_expr.
15239 (get_computation_cost_at): Replace usage of inv_expr_id with
15241 (get_computation_cost): Likewise.
15242 (determine_group_iv_cost_generic): Likewise.
15243 (determine_group_iv_cost_address): Likewise.
15244 (iv_period): Fix coding style.
15245 (iv_elimination_compare_lt): Likewise.
15246 (may_eliminate_iv): Likewise.
15247 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
15249 (determine_group_iv_costs): Dump invariant expressions.
15250 (iv_ca_recount_cost): Use the newly added hash_map.
15251 (iv_ca_set_remove_invariants): Fix coding style.
15252 (iv_ca_set_add_invariants): Fix coding style.
15253 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
15255 (iv_ca_set_cp): Likewise.
15256 (iv_ca_new): Initialize the newly added hash_map and remove
15257 initialization of fields.
15258 (iv_ca_free): Delete the hash_map.
15259 (iv_ca_dump): Dump invariant expressions.
15260 (iv_ca_extend): Fix coding style.
15261 (try_add_cand_for): Likewise.
15262 (create_new_ivs): Dump information about # of avg iterations and
15263 # of used invariant expressions.
15264 (rewrite_use_compare): Fix coding style.
15265 (free_loop_data): Set default value for max_inv_expr_id.
15267 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
15269 * cse.c (rest_of_handle_cse): Use cleanup_cfg
15270 returned value cse_cfg_altered computation.
15271 (rest_of_handle_cse2): Likewise.
15272 (rest_of_handle_cse_after_global_opts): Likewise.
15274 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15277 * config/arm/arm.c (arm32_output_mi_thunk): New.
15278 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
15279 to split Thumb1 vs TARGET_32BIT functionality.
15280 (arm_thumb1_mi_thunk): New.
15282 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15284 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
15287 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15290 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
15292 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
15294 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
15295 (expand_builtin_trap): Emit a regular call.
15296 (set_builtin_user_assembler_name): Remove obsolete cases.
15297 * dse.c (scan_insn): Adjust.
15298 * except.c: Include calls.h.
15299 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
15300 emit a regular call to setjmp.
15301 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
15302 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
15303 (emit_block_move_via_libcall): Delete.
15304 (block_move_fn): Delete.
15305 (init_block_move_fn): Likewise.
15306 (emit_block_move_libcall_fn): Likewise.
15307 (emit_block_op_via_libcall): New function.
15308 (set_storage_via_libcall): Tidy up and use memset builtin.
15309 (block_clear_fn): Delete.
15310 (init_block_clear_fn): Likewise.
15311 (clear_storage_libcall_fn): Likewise.
15312 (expand_assignment): Call emit_block_move_via_libcall.
15313 Do not include gt-expr.h.
15314 * expr.h (emit_block_op_via_libcall): Declare.
15315 (emit_block_copy_via_libcall): New inline function.
15316 (emit_block_move_via_libcall): Likewise.
15317 (emit_block_comp_via_libcall): Likewise.
15318 (block_clear_fn): Delete.
15319 (init_block_move_fn): Likewise.
15320 (init_block_clear_fn): Likewise.
15321 (emit_block_move_via_libcall): Likewise.
15322 (set_storage_via_libcall): Add default parameter value.
15323 * libfuncs.h (enum libfunc_index): Remove obsolete values.
15324 (abort_libfunc): Delete.
15325 (memcpy_libfunc): Likewise.
15326 (memmove_libfunc): Likewise.
15327 (memcmp_libfunc): Likewise.
15328 (memset_libfunc): Likewise.
15329 (setbits_libfunc): Likewise.
15330 (setjmp_libfunc): Likewise.
15331 (longjmp_libfunc): Likewise.
15332 (profile_function_entry_libfunc): Likewise.
15333 (profile_function_exit_libfunc): Likewise.
15334 (gcov_flush_libfunc): Likewise.
15335 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
15336 and DECL_VISIBILITY on the declaration.
15337 (init_optabs): Do not initialize obsolete libfuncs.
15338 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
15339 * tree-core.h (ECF_RET1): Define.
15340 (ECF_TM_PURE): Adjust.
15341 (ECF_TM_BUILTIN): Likewise.
15342 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
15343 (build_common_builtin_nodes): Initialize abort builtin.
15344 Add ECF_RET1 on memcpy, memmove and memset builtins.
15345 Pass final flags for alloca and alloca_with_align builtins.
15346 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
15348 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
15349 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
15350 set_storage_via_libcall and call emit_block_copy_via_libcall.
15352 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
15354 * config/i386/i386.md (*call_got_x32): Change operand 0 to
15355 DImode before it is passed to ix86_output_call_operand.
15356 (*call_value_got_x32): Ditto for operand 1.
15358 2016-05-12 Jiong Wang <jiong.wang@arm.com>
15360 PR rtl-optimization/70904
15361 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
15362 reload for wide mode.
15364 2016-05-12 Marek Polacek <polacek@redhat.com>
15367 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
15368 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
15369 * langhooks.h (incomplete_type_error): Likewise.
15370 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
15371 parameter, pass it down to incomplete_type_error.
15372 * tree.h (size_in_bytes): New inline overload.
15373 (size_in_bytes_loc): Renamed from size_in_bytes.
15375 2016-05-12 Richard Biener <rguenther@suse.de>
15377 PR tree-optimization/71059
15378 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
15379 nary before looking up or entering the expression into the VN
15381 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
15382 Make sure to re-use NARYs without result as inserted by
15385 2016-05-12 Richard Biener <rguenther@suse.de>
15387 PR tree-optimization/71062
15388 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15390 * tree-ssa-structalias.c (set_uids_in_ptset): Set
15391 vars_contains_restrict if the var is a restrict tag.
15392 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
15393 do not disambiguate pointers against it.
15394 (dump_points_to_solution): Re-structure and adjust for new
15395 vars_contains_restrict flag.
15396 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
15398 2016-05-12 Martin Liska <mliska@suse.cz>
15400 * doc/invoke.texi: Explain connection between
15401 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
15403 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
15405 PR tree-optimization/71006
15406 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
15407 consider COND_EXPR as a mask producer.
15409 2016-05-12 Marek Polacek <polacek@redhat.com>
15412 * opts.c (common_handle_option): Detect missing argument for --help^.
15414 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15417 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
15418 when popping the PC and within an interrupt handler routine.
15419 Add missing tab to output of "ldmfd".
15420 (output_return_instruction): Output LDMFD with SP update rather
15421 than POP when returning from interrupt handler.
15423 2016-05-12 Jakub Jelinek <jakub@redhat.com>
15425 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
15426 TARGET_64BIT && TARGET_AVX512DQ.
15427 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
15428 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
15429 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
15430 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
15431 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
15432 (*vec_extractv4si_zext): Add avx512dq alternative.
15433 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
15434 use v instead of x constraint in other alternatives where possible.
15436 * config/i386/sse.md (sse2_loadld): Use v instead of x
15437 constraint in alternatives 0,1,4.
15439 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
15440 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
15441 v constraints instead of x and <pinsr_evex_isa> isa attribute.
15444 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
15445 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
15446 is not emitted unless TARGET_AVX512BW.
15447 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
15448 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
15449 for the result operand.
15451 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
15452 constraint instead of x in avx alternatives. Use maybe_evex instead
15455 * config/i386/constraints.md (Yv): New constraint.
15456 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
15457 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
15458 * config/i386/i386.md (avx512fvecmode): New mode attr.
15459 (*pushtf): Use v constraint instead of x.
15460 (*movtf_internal): Likewise. For TARGET_AVX512VL and
15461 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
15462 (*absneg<mode>2): Use Yv constraint instead of x constraint.
15463 (*absnegtf2_sse): Likewise.
15464 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
15465 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
15466 avx512f alternatives.
15467 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
15469 2016-05-12 Richard Biener <rguenther@suse.de>
15471 PR tree-optimization/71060
15472 * tree-data-ref.c (initialize_data_dependence_relation): Do not
15473 require exact match of DR_BASE_OBJECT but only matching address and
15476 2016-05-12 Richard Biener <rguenther@suse.de>
15478 PR tree-optimization/70986
15479 * cfganal.c: Include cfgloop.h.
15480 (dfs_find_deadend): Prefer to take edges exiting loops.
15482 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15484 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
15485 compile and run time.
15487 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
15490 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
15492 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
15494 * config/i386/i386.c (legitimize_pic_address): Use
15495 copy_to_suggested_reg instead of gen_movsi.
15497 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15499 * config/rs6000/predicates.md (quad_memory_operand): Move most of
15500 the code into quad_address_p and call it to share code with
15501 vsx_quad_dform_memory_operand.
15502 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
15504 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
15505 bit instead of being a separate word. Split -mpower9-dform into
15506 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15507 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
15508 for the register class supporting 128-bit quad word memory offsets.
15509 (mode_supports_vsx_dform_quad): Helper function to return if the
15510 register class uses quad word memory offsets.
15511 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15512 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15513 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15514 instructions are enabled, set up the appropriate addr_masks for
15516 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15517 -mpower9-dform-scalar, instead of -mpower9-dform.
15518 (rs6000_option_override_internal): Split -mpower9-dform into two
15519 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15520 -mpower9-dform switch sets or clears both. If we are not using
15521 the LRA register allocator, do not enable -mpower9-dform-vector by
15522 default. If we are using LRA, enable -mpower9-dform-vector and
15523 -mvsx-timode if it is appropriate. Issue a warning if either
15524 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15526 (quad_address_offset_p): New helper function to return if the
15527 offset is legal for quad word memory instructions.
15528 (quad_address_p): New function to determin if GPR or vector
15529 register quad word memory addresses are legal.
15530 (mem_operand_gpr): Validate quad word address offsets.
15531 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15532 d-form (register + offset) instructions.
15533 (offsettable_ok_by_alignment): Likewise.
15534 (rs6000_legitimate_offset_address_p): Likewise.
15535 (legitimate_lo_sum_address_p): Likewise.
15536 (rs6000_legitimize_address): Likewise.
15537 (rs6000_legitimize_reload_address): Add more debug statements for
15539 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15540 d-form instructions.
15541 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15542 d-form instructions. Distinguish different cases in debug
15543 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15544 d-form instructions.
15545 (rs6000_preferred_reload_class): Likewise.
15546 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15547 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15548 of the ISA 2.06 indexed memory instructions.
15549 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15550 use them to save/restore the saved vector registers instead of
15551 using Altivec instructions.
15552 (rs6000_emit_epilogue): Likewise.
15553 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15554 (rs6000_opt_masks): Split -mpower9-dform into
15555 -mpower9-dform-scalar and -mpower9-dform-vector.
15556 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15558 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15559 ISA 3.0 vector indexed memory instructions, and fold the code into
15560 the normal mov<mode> patterns.
15561 (p9_vecstore_<mode>): Likewise.
15562 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15564 (vsx_movti_64bit): Likewise.
15565 (vsx_movti_32bit): Likewise.
15566 * config/rs6000/constraints.md (wO constraint): New constraint for
15567 ISA 3.0 vector d-form support.
15568 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15569 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15570 include -mpower9-dform-vector until we switch over to LRA.
15571 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15572 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15573 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15574 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15575 for -mpower9-dform and -mlra.
15576 * doc/md.texi (wO constraint): Document wO constraint.
15578 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15580 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15581 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15582 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15583 Move handling of non-insn arguments inline into the sole user:
15584 (output_trans_func): ...here.
15585 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15586 in emitted function prototype.
15587 (output_internal_insn_latency_func): Ditto. Simplify.
15588 (output_internal_maximal_insn_latency_func): Ditto. Delete
15589 always-unused argument.
15590 (output_insn_latency_func): Ditto.
15591 (output_maximal_insn_latency_func): Ditto.
15593 2016-05-11 Richard Biener <rguenther@suse.de>
15595 PR tree-optimization/71055
15596 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15597 sth with precision not equal to access size verify we don't chop
15600 2016-05-11 Richard Biener <rguenther@suse.de>
15603 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15604 (dwarf2out_finish): Move retry_incomplete_types call ...
15605 (dwarf2out_early_finish): ... here.
15607 2016-05-11 Richard Biener <rguenther@suse.de>
15609 PR middle-end/71002
15610 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15611 if the langhook insists on it.
15612 * fold-const.c (make_bit_field_ref): Add arg for the original
15613 reference and preserve its alias-set.
15614 (decode_field_reference): Take exp by reference and adjust it
15615 to the original memory reference.
15616 (optimize_bit_field_compare): Adjust callers.
15617 (fold_truth_andor_1): Likewise.
15618 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15620 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15622 PR middle-end/70807
15623 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15624 * cfgrtl.c (delete_insn_and_edges): Likewise.
15625 * config/i386/i386.c (convert_scalars_to_vector): Remove
15627 * cse.c (cse_insn): Compute cse_cfg_altered.
15628 (delete_trivially_dead_insns): Likewise.
15629 (cse_cc_succs): Likewise.
15630 (rest_of_handle_cse): Free dominance info if required.
15631 (rest_of_handle_cse2): Likewise.
15632 (rest_of_handle_cse_after_global_opts): Likewise.
15634 2016-05-11 Alan Modra <amodra@gmail.com>
15636 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15637 abi_v4_pass_in_fpr): New functions.
15638 (rs6000_function_arg_boundary): Exclude complex IBM long double
15639 from 64-bit alignment when ABI_V4.
15640 (rs6000_function_arg, rs6000_function_arg_advance_1,
15641 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15643 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15645 PR rtl-optimization/71028
15646 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15647 jump with just a return in the fallthrough block if the branch
15648 block contains just a return as well.
15650 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15652 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15653 * match.pd ((X & Y) ^ Y): ... this.
15654 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15655 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15657 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15659 * read-md.c (require_char_ws): New function.
15660 (read_string): Simplify using require_char_ws.
15661 (handle_constants): Likewise.
15662 (handle_enum): Likewise.
15663 (handle_file): Likewise.
15664 * read-md.h (require_char_ws): New declaration.
15665 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15666 (read_mapping): Likewise.
15667 (read_rtx_code): Likewise.
15668 (read_nested_rtx): Likewise.
15670 2016-05-10 James Norris <jnorris@codesourcery.com>
15672 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15673 if offloading is enabled and -fopenacc or -fopenmp is specified.
15674 (CRTOFFLOADEND): Likewise.
15675 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15676 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15678 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
15680 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
15681 gotoff_operand code paths. Use copy_to_suggested_regs and
15682 expand_simple_binop where appropriate. Cleanup.
15684 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15687 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
15689 (dimode_scalar_chain::vector_const_cost): New.
15690 (dimode_scalar_chain::compute_convert_gain): Handle constants.
15691 (dimode_scalar_chain::convert_op): Likewise.
15692 (dimode_scalar_chain::convert_insn): Likewise.
15694 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15696 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
15697 unary operation, not a binary one.
15699 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15701 PR middle-end/70877
15702 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
15703 calls with type casted fndecl.
15705 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15707 PR tree-optimization/70786
15708 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
15709 * calls.c (initialize_argument_information): Bind bounds
15710 with corresponding args passed by reference.
15712 2016-05-10 Jakub Jelinek <jakub@redhat.com>
15715 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
15716 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
15717 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
15720 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15723 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
15724 code for a zero scale factor.
15725 (vsx_xvcvdpuxds_scale): Likewise.
15727 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15729 * diagnostic-show-locus.c (layout::layout): Call show_ruler
15730 if show_ruler_p was set on the context.
15731 (layout::show_ruler): New method.
15732 * diagnostic.h (struct diagnostic_context): Add field
15735 2016-05-10 Richard Biener <rguenther@suse.de>
15737 PR tree-optimization/71039
15738 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
15739 (chk_uses): New function.
15740 (propagate_with_phi): Verify we can safely replicate the lhs of an
15741 aggregate assignment on all incoming edges.
15743 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
15745 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
15747 (rx_atomic_sequence): New class.
15748 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
15749 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
15751 (rx_atomic_sequence::rx_atomic_sequence,
15752 rx_atomic_sequence::~rx_atomic_sequence): New functions.
15753 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
15754 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
15755 CTRLREG_INTB): New constants.
15756 (FETCHOP): New code iterator.
15757 (fethcop_name, fetchop_name2): New iterator code attributes.
15758 (QIHI): New mode iterator.
15759 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
15760 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
15761 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
15763 2016-05-10 Martin Liska <mliska@suse.cz>
15765 * tree-inline.c (remap_dependence_clique): Do not remap
15766 debugging statements.
15768 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15770 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
15771 ("*fixuns_truncdfdi2_z13")
15772 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
15773 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
15774 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
15776 2016-05-10 Richard Biener <rguenther@suse.de>
15778 PR tree-optimization/70497
15779 PR tree-optimization/28367
15780 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
15782 (visit_reference_op_load): ... here.
15783 (vn_reference_lookup_3): Use it to handle subreg-like accesses
15784 with simplified BIT_FIELD_REFs.
15785 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
15786 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
15789 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15791 * dwarf2out.c (add_abstract_origin_attribute): Adjust
15792 documentation comment. For BLOCK nodes, add a
15793 DW_AT_abstract_origin attribute that points to the DIE generated
15794 for the origin BLOCK.
15795 (gen_lexical_block_die): Call add_abstract_origin_attribute for
15796 blocks from inlined functions.
15798 2016-05-10 Alan Modra <amodra@gmail.com>
15801 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
15802 regrename modifying insns saving lr before __morestack call.
15803 * config/rs6000/rs6000.md (split_stack_return): Similarly for
15804 insns restoring lr after __morestack call.
15806 2016-05-09 Jakub Jelinek <jakub@redhat.com>
15808 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
15809 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
15811 * config/i386/sse.md (vec_interleave_high<mode>,
15812 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
15813 <avx512>_vpermt2var<mode>3_maskz): Likewise.
15815 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
15817 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
15818 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
15819 parallel reassociation for power8 and forward.
15821 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
15823 * config/i386/i386.md (absneg splitters with general regs): Use
15824 general_reg_operand predicate.
15825 (btsq peephole2): Use x86_64_immediate_operand to check if new
15826 value is suitable for immediate operand. Generate emitted insn
15827 using RTL expressions.
15828 (btcq peephole2): Ditto.
15829 (btrq peephole2): Ditto. Generate correct immediate operand
15832 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15834 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
15837 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15839 * tree-affine.c (wide_int_constant_multiple_p): Add missing
15840 pointer dereference.
15842 2016-05-09 Richard Biener <rguenther@suse.de>
15844 PR tree-optimization/70985
15845 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
15846 op0 isn't a gimple register.
15848 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
15850 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
15851 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
15852 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
15853 (i6400_fpu_mult): New cpu units.
15854 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
15855 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
15856 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
15857 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
15858 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
15859 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
15860 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
15861 (i6400_msa_long_float4, i6400_msa_long_float5)
15862 (i6400_msa_long_float8, i6400_msa_fdiv_df)
15863 (i6400_msa_fdiv_sf): New reservations.
15864 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
15865 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
15866 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
15867 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
15868 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
15869 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
15870 (msa_short_cmp, msa_short_float2, msa_short_logic3)
15871 (msa_short_store4, msa_long_load, msa_short_store)
15872 (msa_long_logic, msa_long_float2, msa_long_float4)
15873 (msa_long_float5, msa_long_float8, msa_long_mult)
15874 (msa_long_fdiv, msa_long_div): New reservations.
15876 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
15877 Sameera Deshpande <sameera.deshpande@imgtec.com>
15878 Matthew Fortune <matthew.fortune@imgtec.com>
15879 Graham Stott <graham.stott@imgtec.com>
15880 Chao-ying Fu <chao-ying.fu@imgtec.com>
15882 * config.gcc: Add MSA header file for mips*-*-* target.
15883 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
15884 (Ubv8i, Urv8): New constraints.
15885 * config/mips/mips-ftypes.def: Add function types for MSA
15887 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
15888 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
15889 * config/mips/mips-msa.md: New file.
15890 * config/mips/mips-protos.h
15891 (mips_split_128bit_const_insns): New prototype.
15892 (mips_msa_idiv_insns): Likewise.
15893 (mips_split_128bit_move): Likewise.
15894 (mips_split_128bit_move_p): Likewise.
15895 (mips_split_msa_copy_d): Likewise.
15896 (mips_split_msa_insert_d): Likewise.
15897 (mips_split_msa_fill_d): Likewise.
15898 (mips_expand_msa_branch): Likewise.
15899 (mips_const_vector_same_val_p): Likewise.
15900 (mips_const_vector_same_bytes_p): Likewise.
15901 (mips_const_vector_same_int_p): Likewise.
15902 (mips_const_vector_shuffle_set_p): Likewise.
15903 (mips_const_vector_bitimm_set_p): Likewise.
15904 (mips_const_vector_bitimm_clr_p): Likewise.
15905 (mips_msa_vec_parallel_const_half): Likewise.
15906 (mips_msa_output_division): Likewise.
15907 (mips_ldst_scaled_shift): Likewise.
15908 (mips_expand_vec_cond_expr): Likewise.
15909 * config/mips/mips.c (enum mips_builtin_type): Add
15910 MIPS_BUILTIN_MSA_TEST_BRANCH.
15911 (mips_gen_const_int_vector_shuffle): New prototype.
15912 (mips_const_vector_bitimm_set_p): New function.
15913 (mips_const_vector_bitimm_clr_p): Likewise.
15914 (mips_const_vector_same_val_p): Likewise.
15915 (mips_const_vector_same_bytes_p): Likewise.
15916 (mips_const_vector_same_int_p): Likewise.
15917 (mips_const_vector_shuffle_set_p): Likewise.
15918 (mips_symbol_insns): Forbid loading symbols via immediate for
15920 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
15922 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
15924 (mips_lx_address_p): Add support load indexed address for MSA.
15925 (mips_address_insns): Add calculation of instructions needed for
15926 stores and loads for MSA.
15927 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
15928 CONST_VECTOR for MSA and let it fall through.
15929 (mips_ldst_scaled_shift): New function.
15930 (mips_subword_at_byte): Likewise.
15931 (mips_msa_idiv_insns): Likewise.
15932 (mips_legitimize_move): Validate MSA moves.
15933 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
15934 calculation of costs for MSA division.
15935 (mips_split_move_p): Check if MSA moves need splitting.
15936 (mips_split_move): Split MSA moves if necessary.
15937 (mips_split_128bit_move_p): New function.
15938 (mips_split_128bit_move): Likewise.
15939 (mips_split_msa_copy_d): Likewise.
15940 (mips_split_msa_insert_d): Likewise.
15941 (mips_split_msa_fill_d): Likewise.
15942 (mips_output_move): Handle MSA moves.
15943 (mips_expand_msa_branch): New function.
15944 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
15945 Reinstate 'y' modifier.
15946 (mips_file_start): Add MSA .gnu_attribute.
15947 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
15949 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
15950 (mips_class_max_nregs): Add register size for MSA supported mode.
15951 (mips_cannot_change_mode_class): Allow conversion between MSA
15952 vector modes and TImode.
15953 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
15955 (mips_secondary_reload_class): Force MSA loads/stores via memory.
15956 (mips_preferred_simd_mode): Add preffered modes for MSA.
15957 (mips_vector_mode_supported_p): Add MSA supported modes.
15958 (mips_autovectorize_vector_sizes): New function.
15959 (mips_msa_output_division): Likewise.
15960 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
15961 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
15962 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
15963 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
15964 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
15965 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
15966 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
15967 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
15968 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
15969 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
15970 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
15971 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
15972 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
15973 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
15974 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
15975 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
15976 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
15977 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
15978 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
15979 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
15980 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
15981 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
15982 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
15983 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
15984 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
15985 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
15986 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
15987 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
15988 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
15989 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
15990 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
15991 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
15992 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
15993 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
15994 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
15995 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
15996 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
15997 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
15998 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
15999 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
16000 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
16001 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
16002 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
16003 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
16004 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16005 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16006 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16007 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16008 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16009 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16010 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16011 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16012 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
16013 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
16014 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
16015 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
16016 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
16017 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
16018 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
16019 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
16020 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
16021 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
16022 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
16023 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
16024 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
16025 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
16026 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
16027 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
16028 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
16029 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
16030 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
16031 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
16032 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
16033 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
16034 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
16035 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
16036 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
16037 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
16038 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
16039 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
16040 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
16041 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
16042 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
16043 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
16044 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
16045 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
16046 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
16047 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
16048 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
16049 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
16050 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
16051 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
16052 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
16053 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
16054 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
16055 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
16056 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
16057 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
16058 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
16059 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
16060 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
16061 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
16062 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
16063 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
16064 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
16065 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
16066 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
16067 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
16068 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
16069 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
16070 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
16071 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
16072 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
16073 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
16074 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
16075 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
16076 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
16077 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
16078 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
16079 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
16080 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
16081 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
16082 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
16083 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
16084 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
16085 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
16086 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
16087 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
16088 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
16089 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
16090 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
16091 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
16092 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
16093 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
16094 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
16095 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
16096 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
16097 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
16098 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
16099 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
16100 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
16101 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
16102 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
16103 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
16104 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
16105 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
16106 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
16107 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
16108 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
16109 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
16110 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
16112 (mips_get_builtin_decl_index): New array.
16113 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
16114 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
16115 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
16116 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
16117 (mips_init_builtins): Initialize mips_get_builtin_decl_index
16119 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
16121 (mips_expand_builtin_insn): Prepare operands for
16122 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
16123 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
16124 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
16125 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
16126 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
16127 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
16128 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
16129 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
16130 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
16131 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
16132 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
16133 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
16134 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
16135 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
16136 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
16137 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
16138 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
16139 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
16140 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
16141 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
16142 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
16143 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
16144 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
16145 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
16146 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
16147 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
16148 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
16149 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
16150 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
16151 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
16152 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
16153 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
16154 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
16155 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
16156 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
16157 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
16158 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
16159 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
16160 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
16161 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
16162 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
16163 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
16164 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
16165 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
16166 These are set implicitly and an error is reported if overridden.
16167 (mips_expand_builtin_msa_test_branch): New function.
16168 (mips_expand_msa_shuffle): Likewise.
16169 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
16170 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
16171 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
16172 (mips_expand_vec_unpack): Add support for MSA.
16173 (mips_expand_vector_init): Likewise.
16174 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
16175 instead of const0_rtx.
16176 (mips_msa_vec_parallel_const_half): New function.
16177 (mips_gen_const_int_vector): Likewise.
16178 (mips_gen_const_int_vector_shuffle): Likewise.
16179 (mips_expand_msa_cmp): Likewise.
16180 (mips_expand_vec_cond_expr): Likewise.
16181 * config/mips/mips.h
16182 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
16183 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
16185 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
16186 (ISA_HAS_MSA): New macro.
16187 (UNITS_PER_MSA_REG): Likewise.
16188 (BITS_PER_MSA_REG): Likewise.
16189 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
16190 (MSA_REG_FIRST): New macro.
16191 (MSA_REG_LAST): Likewise.
16192 (MSA_REG_NUM): Likewise.
16193 (MSA_REG_P): Likewise.
16194 (MSA_REG_RTX_P): Likewise.
16195 (MSA_SUPPORTED_MODE_P): Likewise.
16196 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
16197 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
16198 * config/mips/mips.md: Include mips-msa.md.
16199 (alu_type): Add simd_add.
16200 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
16201 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
16202 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
16203 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
16204 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
16205 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
16206 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
16207 simd_move, simd_load, simd_store. Choose "multi" for moves
16209 (qword_mode): New attribute.
16210 (insn_count): Add instruction count for quad moves.
16211 Increase the count for MIPS SIMD division.
16212 (UNITMODE): Add UNITMODEs for vector types.
16213 (addsub): New code iterator.
16214 * config/mips/mips.opt (mmsa): New option.
16215 * config/mips/msa.h: New file.
16216 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
16218 * config/mips/mti-linux.h: Likewise.
16219 * config/mips/predicates.md
16220 (const_msa_branch_operand): New constraint.
16221 (const_uimm3_operand): Likewise.
16222 (const_uimm4_operand): Likewise.
16223 (const_uimm5_operand): Likewise.
16224 (const_uimm8_operand): Likewise.
16225 (const_imm5_operand): Likewise.
16226 (aq10b_operand): Likewise.
16227 (aq10h_operand): Likewise.
16228 (aq10w_operand): Likewise.
16229 (aq10d_operand): Likewise.
16230 (const_m1_operand): Likewise.
16231 (reg_or_m1_operand): Likewise.
16232 (const_exp_2_operand): Likewise.
16233 (const_exp_4_operand): Likewise.
16234 (const_exp_8_operand): Likewise.
16235 (const_exp_16_operand): Likewise.
16236 (const_vector_same_val_operand): Likewise.
16237 (const_vector_same_simm5_operand): Likewise.
16238 (const_vector_same_uimm5_operand): Likewise.
16239 (const_vector_same_uimm6_operand): Likewise.
16240 (const_vector_same_uimm8_operand): Likewise.
16241 (par_const_vector_shf_set_operand): Likewise.
16242 (reg_or_vector_same_val_operand): Likewise.
16243 (reg_or_vector_same_simm5_operand): Likewise.
16244 (reg_or_vector_same_uimm6_operand): Likewise.
16245 * doc/extend.texi (MIPS SIMD Architecture Functions): New
16247 * doc/invoke.texi (-mmsa): Document new option.
16249 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16251 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
16252 * configure: Regenerate.
16253 * config.in: Regenerate.
16254 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
16255 on -fvtable-verify.
16256 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
16257 (ENDFILE_VTV_SPEC): Define.
16259 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
16261 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
16262 registers in all interrupt handlers if necessary.
16263 (rl78_option_override): Add warning.
16264 (MUST_SAVE_MDUC_REGISTERS): New macro.
16265 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
16266 * config/rl78/rl78.c (check_mduc_usage): New function.
16267 (mduc_regs): New structure to hold MDUC register data.
16268 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
16269 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
16270 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
16271 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
16272 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
16273 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
16275 2016-05-09 Bin Cheng <bin.cheng@arm.com>
16277 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
16278 (tree-ssa-loop-niter.h): Ditto.
16279 (idx_within_array_bound, ref_within_array_bound): New functions.
16280 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
16281 Factor out check on writable base object to ...
16282 (base_object_writable): ... here.
16284 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16286 * config/arm/arm.md (probe_stack): Add modes to set source
16289 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
16291 * regrename.c (base_reg_class_for_rename): New static function.
16292 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
16294 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
16296 * cgraph.c (thunk_adjust): Export.
16297 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
16298 * cgraphunit.c (thunk_adjust): Export.
16299 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
16301 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
16303 * tree-inline.c (expand_call_inline): Expand thunks inline.
16305 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
16308 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
16309 (*sse2_vd_cvtss2sd): Ditto.
16310 * config/i386/i386.md
16311 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
16312 Generate *sse2_vd_cvtsd2ss pattern.
16313 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
16314 Generate *sse2_vd_cvtss2sd pattern.
16316 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16318 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
16319 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
16322 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16324 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
16325 * config/sh/sh.c: Define and declare variables on first use throughout
16327 (current_function_interrupt): Change to bool type.
16328 (frame_insn): Rename to emit_frame_insn and update users.
16329 (push_regs): Use bool for 'interrupt_handler' argument.
16330 (save_schedule_s): Remove.
16331 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
16332 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
16333 targetm.asm_out.unaligned_op.di.
16334 (gen_far_branch): Remove redundant forward declaration.
16335 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
16336 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
16337 (sh_set_return_address, sh_function_ok_for_sibcall,
16338 scavenge_reg): Update comments.
16339 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
16340 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
16341 (sh_attr_renesas_p): Remove unnecessary parentheses.
16342 (branch_dest): Simplify.
16343 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
16344 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
16345 (CUMULATIVE_ARGS): Change macro to typedef.
16346 (current_function_interrupt): Change to bool type.
16347 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
16348 Surround with __cplusplus ifdef.
16349 (sh_compare_op0, sh_compare_op1): Remove.
16350 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
16352 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
16354 * config/arm/arm.md: (arch): Add neon.
16355 (arch_enabled): Return yes for arch neon when TARGET_NEON.
16356 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
16357 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
16358 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
16359 attributes for alt renumbering. Mark alt 3 as non-predicable.
16360 (thumb2_movdf_vfp): Likewise.
16362 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
16364 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
16365 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
16366 (*andqi_1): Add preferred_for_speed attribute to disparage
16367 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
16368 (*<code>qi_1): Ditto.
16369 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
16370 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
16371 (*ashlqi3_1): Ditto.
16372 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
16373 Add preferred_for_size attribute to disparage alternative 0 and
16374 preferred_for_speed attribute to disparage alternative 1 for
16375 TARGET_PARTIAL_REG_STALL targets.
16377 2016-05-07 Tom de Vries <tom@codesourcery.com>
16379 PR tree-optimization/70956
16380 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
16383 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
16385 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
16386 * config/sh/sh.c (sh_cbranch_distance): Implement it.
16387 * config/sh/sh.md (branch_zero): Remove define_attr.
16388 (define_delay): Disable delay slot if branch distance is one insn.
16390 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16392 * config/i386/i386.md (LEAMODE): New mode attribute.
16393 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
16394 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
16395 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
16396 operand 2 predicate.
16397 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
16398 (*lea<mode>_general_3): Ditto.
16399 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
16401 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16403 * genmddump.c (main): Convert argv from char ** to const char **.
16405 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16407 * coretypes.h (OVERRIDE): New macro.
16408 (FINAL): New macro.
16410 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
16412 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
16413 allow coalescing if the types are compatible.
16415 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16417 * pass_manager.h (pass_manager::register_pass_name): New method.
16418 (pass_manager::get_pass_by_name): New method.
16419 (pass_manager::create_pass_tab): New method.
16420 (pass_manager::m_name_to_pass_map): New field.
16421 * passes.c (name_to_pass_map): Delete global in favor of field
16422 "m_name_to_pass_map" of pass_manager.
16423 (register_pass_name): Rename from a function to...
16424 (pass_manager::register_pass_name): ...this method, updating
16425 for renaming of global "name_to_pass_map" to field
16426 "m_name_to_pass_map".
16427 (create_pass_tab): Rename from a function to...
16428 (pass_manager::create_pass_tab): ...this method, updating
16429 for renaming of global "name_to_pass_map" to field.
16430 (get_pass_by_name): Rename from a function to...
16431 (pass_manager::get_pass_by_name): ...this method.
16432 (enable_disable_pass): Convert use of get_pass_by_name to
16433 a method call, locating the pass_manager singleton.
16435 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16437 * genattr-common.c (main): Convert argv from char ** to const char **.
16438 * genattr.c (main): Likewise.
16439 * genattrtab.c (main): Likewise.
16440 * genautomata.c (initiate_automaton_gen): Likewise.
16442 * gencodes.c (main): Likewise.
16443 * genconditions.c (main): Likewise.
16444 * genconfig.c (main): Likewise.
16445 * genconstants.c (main): Likewise.
16446 * genemit.c (main): Likewise.
16447 * genenums.c (main): Likewise.
16448 * genextract.c (main): Likewise.
16449 * genflags.c (main): Likewise.
16450 * genmddeps.c (main): Likewise.
16451 * genopinit.c (main): Likewise.
16452 * genoutput.c (main): Likewise.
16453 * genpeep.c (main): Likewise.
16454 * genpreds.c (main): Likewise.
16455 * genrecog.c (main): Likewise.
16456 * gensupport.c (init_rtx_reader_args_cb): Likewise.
16457 (init_rtx_reader_args): Likewise.
16458 * gensupport.h (init_rtx_reader_args_cb): Likewise.
16459 (init_rtx_reader_args): Likewise.
16460 * gentarget-def.c (main): Likewise.
16461 * read-md.c (read_md_files): Likewise.
16462 * read-md.h (read_md_files): Likewise.
16464 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16466 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
16467 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
16468 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
16469 Remove unused predicate.
16470 (register_and_not_fp_reg_operand): Ditto.
16472 2016-05-06 Martin Liska <mliska@suse.cz>
16474 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
16475 instead of vec as the vector is local to the function.
16477 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16479 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
16480 avx512bw alternative.
16482 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
16483 before the ashr<mode>3 pattern.
16485 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
16486 v instead of x in vex or maybe_vex alternatives, use
16487 maybe_evex instead of vex in prefix.
16489 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
16490 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
16491 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
16492 in vex or maybe_vex alternatives, use maybe_evex instead of vex
16495 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
16496 v instead of x in vex or maybe_vex alternatives, use
16497 maybe_evex instead of vex in prefix.
16499 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
16500 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
16501 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
16502 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
16503 alternatives, use maybe_evex instead of vex in prefix.
16505 * config/i386/sse.md (vec_interleave_lowv4sf,
16506 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
16507 v instead of x in vex or maybe_vex alternatives, use
16508 maybe_evex instead of vex in prefix.
16510 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
16511 v instead of x in vex or maybe_vex alternatives, use
16512 maybe_evex instead of vex in prefix.
16514 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16515 v constraint instead of x.
16517 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16519 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16520 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16523 2016-05-06 Richard Biener <rguenther@suse.de>
16525 PR tree-optimization/70948
16526 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16527 Properly clobber all fields of va_list for __builtin_va_start.
16529 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16532 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16533 loop latch destination.
16535 2016-05-06 Martin Liska <mliska@suse.cz>
16537 * tree-ssa-uninit.c: Apply manual changes
16538 to the GNU coding style.
16539 (prune_uninit_phi_opnds): Rename from
16540 prune_uninit_phi_opnds_in_unrealizable_paths.
16542 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16544 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16545 mspace): Remove deprecated options.
16546 * doc/invoke.texi (SH options): Remove -mspace.
16548 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16550 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16552 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16554 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16555 corresponding combine split pattern.
16557 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16560 * config/sh/predicates.md (long_displacement_mem_operand): New.
16561 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16562 Add movi20, movi20s alternatives. Adjust length attribute for
16564 (movsi_ie): Allow for any FPU. Adjust length attribute for
16566 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16567 attribute for alternatives.
16568 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16569 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16570 length attribute for alternatives.
16572 2016-05-06 Richard Biener <rguenther@suse.de>
16574 PR tree-optimization/70960
16575 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16577 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16580 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16581 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16583 2016-05-06 Marek Polacek <polacek@redhat.com>
16586 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16588 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16591 * config/sh/sh.md (*rotcr): Add another variant.
16593 2016-05-06 Richard Biener <rguenther@suse.de>
16595 PR middle-end/70931
16596 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16598 2016-05-06 Richard Biener <rguenther@suse.de>
16600 PR middle-end/70941
16601 * fold-const.c (split_tree): Always convert to the original type
16604 2016-05-06 Richard Biener <rguenther@suse.de>
16606 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16607 (fwprop_addr): Likewise.
16609 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16612 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16614 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16615 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16616 the splitter condition.
16617 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16618 the splitter condition.
16619 (FP float_extend load splitter): Ditto.
16621 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16623 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16624 to REGNO in all peephole2 patterns.
16625 (post-reload splitters): Change true_regnum to REGNO in
16626 post-reload splitters.
16627 (zero_extend splitters): Use general_reg_operand and
16628 nonimmediate_gr_operand predicates.
16630 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16632 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16633 v constraint instead of x.
16635 2016-05-05 Alan Modra <amodra@gmail.com>
16638 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16639 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16640 TARGET_NO_FP_IN_TOC for -mrelocatable.
16641 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16642 TARGET_RELOCATABLE test.
16643 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16644 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16645 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16646 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16647 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16648 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16649 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16650 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16651 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16652 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16654 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16655 (rs6000_stack_info): Likewise.
16656 (rs6000_elf_asm_out_constructor): Likewise.
16657 (rs6000_elf_asm_out_destructor): Likewise.
16658 (rs6000_elf_declare_function_name): Likewise.
16659 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16660 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16663 2016-05-05 Alan Modra <amodra@gmail.com>
16665 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16667 2016-05-05 Alan Modra <amodra@gmail.com>
16669 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16670 out-of-line gpr restore for one or two regs if that would add
16673 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16676 * config/i386/i386.md
16677 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16678 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16679 as operand 0 predicate.
16680 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
16682 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
16683 Ditto. Emit the pattern using RTX.
16685 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
16686 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
16687 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
16688 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
16690 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
16691 sse_reg_operand as operand 0 predicate.
16693 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
16694 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
16695 instead of gen_rtx_REG.
16696 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
16699 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16701 * function.c (emit_use_return_register_into_block): Delete.
16702 (gen_return_pattern): Delete.
16703 (emit_return_into_block): Delete.
16704 (active_insn_between): Delete.
16705 (convert_jumps_to_returns): Delete.
16706 (emit_return_for_exit): Delete.
16707 (thread_prologue_and_epilogue_insns): Delete all code dealing with
16708 simple_return for shrink-wrapped blocks.
16709 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
16710 end of blocks that need one.
16711 (get_unconverted_simple_return): Delete.
16712 (convert_to_simple_return): Delete.
16713 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
16714 (convert_to_simple_return): Ditto.
16716 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16718 * cfgcleanup.c (bb_is_just_return): New function.
16719 (try_optimize_cfg): Simplify jumps to return, branches to return,
16720 and branches around return.
16722 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16724 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
16725 branch to a return.
16727 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16731 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
16732 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
16733 assert flags & OEP_HASH_CHECK, instead of asserting it
16734 never happens. Handle TARGET_EXPR.
16735 * fold-const.c (operand_equal_p): For hash verification,
16736 or in OEP_HASH_CHECK into flags.
16738 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
16740 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
16742 (compute_samebase_partition_bases): Fix typo.
16744 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16746 * config/i386/sse.md (vec_interleave_highv8sf,
16747 vec_interleave_lowv8sf, vec_interleave_highv4df,
16748 vec_interleave_lowv4df): Remove constraints from expanders.
16750 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
16752 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16754 * tree-inline.c (expand_call_inline): Fix path dealing with
16755 making lhs of call statement undefined.
16757 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16759 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
16760 Check availability on NODE, too.
16761 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
16762 (cgraph_node::call_for_symbol_and_aliases): Likewise.
16763 (varpool_node::call_for_symbol_and_aliase): Likewise.
16764 * ipa-pure-const.c (add_new_function): Analyze all bodies.
16765 (propagate_pure_const): Propagate across interposable functions, too.
16766 (skip_function_for_local_pure_const): Do not skip interposable bodies
16768 (pass_local_pure_const::execute): Update.
16770 2016-05-04 Marek Polacek <polacek@redhat.com>
16772 * doc/invoke.texi: Document -Wdangling-else.
16774 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16776 * config.gcc: Error out when conflicting multilib is detected. Do not
16777 loop over multilibs since no combination is legal.
16779 2016-05-04 Alan Modra <amodra@gmail.com>
16781 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
16782 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
16783 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16786 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
16788 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
16789 Clean up p5600 comments.
16791 2016-05-04 Richard Biener <rguenther@suse.de>
16793 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
16794 constructor simplifications.
16795 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
16797 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
16799 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
16800 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
16801 result.set_rtx is null instead of aborting.
16802 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
16804 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
16805 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
16806 *mov<mode>_store_postinc): New patterns.
16808 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
16810 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
16811 as commutative. Check both conversions are NOP.
16812 ((A & B) OP (C & B)): Remove.
16814 2016-05-04 Alan Modra <amodra@gmail.com>
16816 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
16818 2016-05-04 Alan Modra <amodra@gmail.com>
16821 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
16822 when cr2,3,4 are all fixed regs.
16824 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
16826 PR rtl-optimization/57193
16827 * opts.c (default_options_table): Revert OPT_frename_registers change.
16828 * doc/invoke.texi (-frename-registers, -O2): Likewise.
16830 2016-05-03 Martin Sebor <msebor@redhat.com>
16833 * builtins.c (fold_builtin_FILE): New function.
16834 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
16835 (fold_builtin_0): Call them.
16836 * gimplify.c (gimplify_call_expr): Remove the handling of
16837 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
16840 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
16841 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
16845 * doc/extend.texi (Function Names as Strings): Update __func__,
16846 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
16849 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16850 Richard Biener <rguenther@suse.de>
16852 PR tree-optimization/70916
16853 * tree-if-conv.c: Include cfganal.h.
16854 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
16855 and remove_fake_exit_edges around the optimization pass.
16857 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
16859 * cgraph.c (symbol_table::create_edge): Set inline_failed.
16860 (cgraph_edge::make_direct): Likewise.
16861 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
16862 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
16863 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
16864 (CIF_THUNK): New code.
16865 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
16866 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
16867 (compute_inline_parameters): Set inline_failed for thunks.
16868 (inline_analyze_function): Cleanup.
16869 * ipa-inline.c (can_inline_edge_p): Do not deal with
16870 call_stmt_cannot_inline_p.
16871 (can_early_inline_edge_p): Likewise.
16872 (early_inliner): Initialize inline_failed.
16873 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
16875 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
16877 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
16878 from nonimm_ssenomem_operand.
16879 (nonimm_ssenomem_operand): New predicate.
16880 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
16881 as operand 0 predicate.
16882 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
16883 Disable unsupported alternatives using "enabled" attribute.
16884 Use register_ssemem_operand as operand 0 predicate.
16885 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
16887 2016-05-03 Marek Polacek <polacek@redhat.com>
16890 * input.c (expansion_point_location): New function.
16891 * input.h (expansion_point_location): Declare.
16893 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
16895 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
16896 occurence with frame_offset_ ones.
16898 2016-05-03 Alan Modra <amodra@gmail.com>
16900 PR rtl-optimization/70890
16901 * ira.c (combine_and_move_insns): When moving def_insn, remove
16902 equivs on use_insn.
16904 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
16906 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
16907 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
16908 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
16909 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
16911 2016-05-03 Alan Modra <amodra@gmail.com>
16913 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
16914 for SAVE_MULTIPLE/STORE_MULTIPLE.
16916 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16918 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
16919 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
16921 2016-05-03 Richard Biener <rguenther@suse.de>
16923 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
16925 (gimplify_arg): Likewise.
16926 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
16927 re-writing the result to a decl if required.
16928 (internal_get_tmp_var): Add allow_ssa parameter
16929 and override into_ssa with it.
16930 (get_formal_tmp_var): Adjust.
16931 (get_initialized_tmp_var): Add allow_ssa parameter.
16932 (gimplify_arg): Add allow_ssa parameter and avoid generating
16933 SSA names for the result false.
16934 (gimplify_call_expr): If the call may return twice do not
16935 gimplify parameters into SSA.
16936 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
16937 (gimplify_modify_expr): Adjust assert. For noreturn calls
16938 with a SSA name LHS adjust its def.
16939 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
16940 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
16941 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
16942 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
16943 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
16944 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
16945 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
16946 (optimize_target_teams): Do not allow SSA names for clause operands.
16947 (gimplify_expr): Likewise for where we mark the result addressable.
16948 * passes.def (pass_init_datastructures): Remove.
16949 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
16950 (rewrite_stmt): Likewise.
16951 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
16952 (replace_locals_op): Replace SSA names.
16953 (copy_gimple_seq_and_replace_locals): Init src_cfun.
16954 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
16955 * cgraph.c (release_function_body): Free CFG annotations only
16956 when we have a CFG. Simplify.
16957 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
16958 force_gimple_operand instead of get_initialized_tmp_var.
16959 * tree-pass.h (make_pass_init_datastructures): Remove.
16960 * tree-ssa.c (execute_init_datastructures): Remove.
16961 (pass_data_init_datastructures): Likewise.
16962 (class pass_init_datastructures): Likewise.
16963 (make_pass_init_datastructures): Likewise.
16964 * omp-low.c (create_omp_child_function): Init SSA data structures.
16965 (grid_expand_target_grid_body): Likewise.
16966 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
16967 name before adding it to names_to_release.
16968 (remove_bb): Always release SSA defs.
16969 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
16970 before dereferencing it.
16971 * cgraphunit.c (init_lowered_empty_function): Always
16972 int SSA data structures.
16973 * tree-ssanames.c (release_defs): Remove assert that we are in
16975 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
16977 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16978 Uros Bizjak <ubizjak@gmail.com>
16980 PR rtl-optimization/70467
16981 * config/i386/predicates.md (x86_64_hilo_int_operand,
16982 x86_64_hilo_general_operand): New predicates.
16983 * config/i386/constraints.md (Wd): New constraint.
16984 * config/i386/i386.md (mode attr di): Use Wd instead of e.
16985 (general_hilo_operand): New mode attr.
16986 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
16987 instead of <general_operand>.
16988 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
16989 x86_64_hilo_general_operand instead of <general_operand>.
16991 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16993 PR tree-optimization/70916
16994 * tree-if-conv.c (constant_or_ssa_name): Removed.
16995 (fold_build_cond_expr): Use is_gimple_val instead of
16996 constant_or_ssa_name.
16998 PR tree-optimization/70916
16999 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
17000 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
17003 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
17004 (optimize_atomic_bit_test_and): New function.
17005 (pass_fold_builtins::execute): Use it.
17006 * optabs.def (atomic_bit_test_and_set_optab,
17007 atomic_bit_test_and_complement_optab,
17008 atomic_bit_test_and_reset_optab): New optabs.
17009 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
17010 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
17011 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
17012 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
17013 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
17014 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
17015 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
17016 * doc/md.texi (atomic_bit_test_and_set@var{mode},
17017 atomic_bit_test_and_complement@var{mode},
17018 atomic_bit_test_and_reset@var{mode}): Document.
17019 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
17020 atomic_bit_test_and_complement<mode>,
17021 atomic_bit_test_and_reset<mode>): New expanders.
17022 (atomic_bit_test_and_set<mode>_1,
17023 atomic_bit_test_and_complement<mode>_1,
17024 atomic_bit_test_and_reset<mode>_1): New insns.
17026 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
17028 PR rtl-optimization/70687
17029 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
17030 instead of unsigned HOST_WIDE_INT.
17032 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
17034 PR rtl-optimization/44281
17035 * hard-reg-set.h (struct target_hard_regs): New field
17036 x_fixed_nonglobal_reg_set.
17037 (fixed_nonglobal_reg_set): New macro.
17038 * reginfo.c (init_reg_sets_1): Initialize it.
17039 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
17041 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
17043 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17045 PR tree-optimization/56541
17046 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
17047 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
17048 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
17049 (any_complicated_phi): new static variable.
17050 (aggressive_if_conv): delete.
17051 (if_convertible_phi_p): support phis with more than two arguments.
17052 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
17053 critical pred edges.
17054 (ifcvt_split_critical_edges): support phis with more than two
17055 arguments by checking new parameter. only split critical edges
17057 (tree_if_conversion): handle simd pragma marked loop using new
17058 local variable aggressive_if_conv. check any_complicated_phi.
17060 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17062 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
17065 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17067 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
17070 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
17072 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
17073 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
17074 define_insn_and_split.
17075 (mulsi3_i): New define_insn_and_split.
17076 (mulsi3_call): Convert to define_insn.
17077 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
17078 Remove constraints.
17080 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17082 * machmode.h (mode_complex): Add support to give the complex mode
17084 (GET_MODE_COMPLEX_MODE): Likewise.
17085 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
17086 stored by build_complex_type and gfc_build_complex_type instead of
17087 trying to figure out the appropriate mode based on the size. Raise
17088 an assertion error, if the type was not set.
17089 * genmodes.c (struct mode_data): Add field for the complex type of
17091 (blank_mode): Likewise.
17092 (make_complex_modes): Remember the complex mode created in the
17094 (emit_mode_complex): Write out the mode_complex array to map a
17095 type mode to the complex version.
17096 (emit_insn_modes_c): Likewise.
17097 * tree.c (build_complex_type): Set the complex type to use before
17098 calling layout_type.
17099 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
17100 support for __float128 complex datatypes.
17101 (rs6000_hard_regno_mode_ok): Likewise.
17102 (rs6000_setup_reg_addr_masks): Likewise.
17103 (rs6000_complex_function_value): Likewise.
17104 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
17105 __float128 and __ibm128 complex.
17106 (FLOAT128_IBM_P): Likewise.
17107 (ALTIVEC_ARG_MAX_RETURN): Likewise.
17108 * doc/extend.texi (Additional Floating Types): Document that
17109 -mfloat128 must be used to enable __float128. Document complex
17110 __float128 and __ibm128 support.
17112 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17115 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
17116 char/short arguments promoted to int because of promote_prototypes.
17118 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17120 * config/i386/predicates.md (register_ssemem_operand): New predicate.
17121 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
17122 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
17123 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
17124 alternatives using "enabled" attribute. Use register_ssemem_operand
17125 as operand 1 predicate.
17126 (*cmpi<unord>xf_i387): Split XFmode pattern from
17127 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
17128 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
17129 *absneg<mode>2_i387. Disable unsupported alternatives using
17130 "enabled" attribute.
17131 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
17133 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17135 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
17137 (oacc_loop_process): Check mask for loop termination.
17139 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17141 * cif-code.def (CIF_THUNK): Add.
17142 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
17145 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17147 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
17148 (dump_inline_summary): Dump it.
17149 (fp_expression_p): New predicate.
17150 (estimate_function_body_sizes): Use it.
17151 (inline_merge_summary): Merge fp_expressions.
17152 (inline_read_section): Read fp_expressions.
17153 (inline_write_summary): Write fp_expressions.
17154 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
17155 codegen boundary if either caller or callee is !fp_expressions.
17156 * ipa-inline.h (inline_summary): Add fp_expressions.
17157 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
17158 to fp_expressions be sure the fp generation flags are updated.
17160 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17162 PR rtl-optimization/70467
17163 * cse.c (cse_insn): Handle no-op MEM moves after folding.
17165 PR rtl-optimization/70467
17166 * ipa-pure-const.c (check_call): Handle internal calls even in
17167 ipa mode like in local mode.
17169 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
17171 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
17173 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17175 * match.pd (X u< X, X u> X): New transformations.
17177 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17179 * flag-types.h (enum warn_strict_overflow_code): Move ...
17180 * coretypes.h: ... here.
17181 * fold-const.h (fold_overflow_warning): Declare.
17182 * fold-const.c (fold_overflow_warning): Make non-static.
17183 (fold_comparison): Move the transformation of X +- C1 CMP C2
17184 into X CMP C2 -+ C1 ...
17185 * match.pd: ... here.
17186 * gimple-fold.c (fold_stmt_1): Protect with
17187 fold_defer_overflow_warnings.
17189 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17191 * omp-low.c (struct oacc_loop): Add 'inner' field.
17192 (new_oacc_loop_raw): Initialize it to zero.
17193 (oacc_loop_fixed_partitions): Initialize it.
17194 (oacc_loop_auto_partitions): Partition outermost loop to outermost
17195 available partitioning.
17197 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17199 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
17201 (umulsidi3): Likewise.
17202 (indirect_jump): Fix jump instruction assembly patterns.
17204 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
17207 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
17208 (nvptx_function_value): Assert non-NULL cfun.
17210 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
17212 PR rtl-optimization/70886
17213 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
17215 * cselib.h (rtx_equal_for_cselib_1): Declare.
17216 (rtx_equal_for_cselib_p: New inline function.
17217 * cselib.c (rtx_equal_for_cselib_p): Delete.
17218 (rtx_equal_for_cselib_1): Make public.
17220 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17222 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
17223 (register_mixssei387nonimm_operand): Remove predicate.
17224 * config/i386/i386.md (*fop_<mode>_comm): Merge from
17225 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
17226 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
17227 for TARGET_MIX_SSE_I387 alternatives.
17228 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
17229 Disable unsupported alternatives using "enabled" attribute. Use
17230 nonimm_ssenomem_operand as operand 1 predicate. Also check
17231 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
17233 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17235 * tree.c (cst_and_fits_in_hwi): Simplify.
17237 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17239 * tree.h (wi::to_wide): New function.
17240 * expr.c (expand_expr_real_1): Use wi::to_wide.
17241 * fold-const.c (int_const_binop_1): Likewise.
17242 (extract_muldiv_1): Likewise.
17244 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17246 * wide-int.h: Update offset_int and widest_int documentation.
17247 (WI_SIGNED_SHIFT_RESULT): New macro.
17248 (wi::binary_shift): Define signed_shift_result_type for
17249 shifts on offset_int- and widest_int-like types.
17250 (generic_wide_int): Support <<= and >>= if << and >> are supported.
17251 * tree.h (int_bit_position): Use shift operators instead of wi::
17253 * alias.c (adjust_offset_for_component_ref): Likewise.
17254 * expr.c (get_inner_reference): Likewise.
17255 * fold-const.c (fold_comparison): Likewise.
17256 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
17257 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
17258 * tree-dfa.c (get_ref_base_and_extent): Likewise.
17259 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
17260 (stmt_kills_ref_p): Likewise.
17261 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
17262 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
17263 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17264 (ao_ref_init_from_vn_reference): Likewise.
17266 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17268 * wide-int.h: Update offset_int and widest_int documentation.
17269 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
17270 (wi::binary_traits): Allow ordered comparisons between offset_int and
17271 offset_int, between widest_int and widest_int, and between either
17272 of these types and basic C types.
17273 (operator <, <=, >, >=): Define for the same combinations.
17274 * tree.h (tree_int_cst_lt): Use comparison operators instead
17275 of wi:: comparisons.
17276 (tree_int_cst_le): Likewise.
17277 * gimple-fold.c (fold_array_ctor_reference): Likewise.
17278 (fold_nonarray_ctor_reference): Likewise.
17279 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
17280 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
17281 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
17282 * tree-sra.c (completely_scalarize): Likewise.
17283 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
17284 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
17285 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
17286 (check_for_binary_op_overflow): Likewise.
17287 (search_for_addr_array): Likewise.
17288 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
17290 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17292 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
17293 (arc_save_restore): Likewise.
17294 (arc_dwarf_register_span): Likewise.
17295 (arc_output_pic_addr_const): Initialize suffix variable.
17297 2016-05-02 Martin Liska <mliska@suse.cz>
17299 * symbol-summary.h (function_summary::function_summary):
17300 Remove checking assert for all cgraph nodes.
17301 (function_summary::get): Check summary_uid.
17302 (symtab_insertion): Check summary_uid.
17304 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17306 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
17307 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
17308 bmaskn instruction.
17309 (arc_dwarf_register_span): Remove enum keyword.
17310 (compact_memory_operand_p): New function.
17311 * config/arc/arc.h (reg_class): Add code density register classes.
17312 (REG_CLASS_NAMES): Likewise.
17313 (REG_CLASS_CONTENTS): Likewise.
17314 * config/arc/arc.md (*movqi_insn): Add code density instructions.
17315 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
17316 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
17317 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
17318 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
17320 (h, Rcd, Rsd, Rzd): New register constraints.
17321 (T): Use compact_memory_operand_p function.
17322 * config/arc/predicates.md (compact_load_memory_operand): Remove.
17324 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17326 * config/sh/sh.md (*negnegt, *movtt): Remove.
17328 2016-05-02 Marek Polacek <polacek@redhat.com>
17329 Tom de Vries <tom@codesourcery.com>
17331 PR tree-optimization/70700
17332 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
17333 bigger than FIRST_REF_NODE.
17335 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17338 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
17340 (prepare_cbranch_operands): Don't use scratch register. Assume that
17341 function is used when pseudos can be created.
17342 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
17343 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
17344 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
17345 define_expand. Allow it only when pseudos can be created.
17346 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
17348 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
17350 * config/i386/constraints.md (BC): Only allow -1 operands.
17351 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
17352 Add "enabled" attribute. Update XI mode attribute calculation.
17353 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
17354 (*movoi_internal_avx): Update XI mode attribute calculation.
17355 (*movti_internal): Ditto.
17357 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17359 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
17360 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
17362 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
17364 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
17365 statement on instruction code. Remove trailing spaces.
17366 (altivec_expand_stv_builtin): Likewise.
17368 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17370 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
17371 (TARGET_FPU_DOUBLE): Simplify.
17372 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
17373 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
17374 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
17375 with 'TARGET_FPU_DOUBLE'.
17376 * config/sh/sh.md: Likewise.
17378 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
17380 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
17381 SH_DIV_STR_FOR_SIZE): Remove.
17382 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
17383 SH_DIV_STR_FOR_SIZE): Remove.
17385 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17387 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
17388 logical_reg_operand): Delete.
17389 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
17390 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
17391 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
17392 match_operand and match_test.
17393 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
17394 variables on their first use. Return bool values.
17395 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
17396 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
17397 arith_reg_operand for input operand. Remove empty constraints.
17399 (*xorsi3_compact): Rename to xorsi3.
17400 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
17401 (*zero_extend<mode>si2_disp_mem): Update comment.
17404 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17406 * config/sh/t-sh: Remove SH5 support.
17407 * config.gcc: Likewise.
17408 * configure: Likewise.
17410 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17412 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
17414 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17416 * config/sh/sh.c (register_sh_passes, sh_option_override,
17417 sh_print_operand, prepare_move_operands,
17418 sh_can_follow_jump): Remove TARGET_SH1 checks.
17419 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
17420 PROMOTE_MODE): Likewise.
17421 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
17424 2016-04-30 Alan Modra <amodra@gmail.com>
17426 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
17427 restoring when fixed_reg_p, but allow out-of-line or stmw save.
17428 Check for user regs later to avoid unnecessary looping over regs.
17429 Merge user reg check with non-saved reg check. Don't force
17430 inline VR restore when static chain used.
17431 (rs6000_frame_related): Omit eh_frame info for user regs when
17433 (fixed_regs_p): Delete.
17435 2016-04-30 Alan Modra <amodra@gmail.com>
17437 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
17438 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
17441 2016-04-30 Alan Modra <amodra@gmail.com>
17444 * config/rs6000/rs6000.c (fixed_reg_p): New function.
17445 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
17448 2016-04-30 Alan Modra <amodra@gmail.com>
17450 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17451 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
17452 flag_pic test for Darwin.
17454 2016-04-30 Alan Modra <amodra@gmail.com>
17456 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
17457 throw_calls_crossed.
17458 (REG_FREQ_CALLS_CROSSED): Delete.
17459 (REG_N_THROWING_CALLS_CROSSED): Delete.
17460 * regstat.c (regstat_bb_compute_ri): Don't calculate
17461 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
17462 (dump_reg_info): Don't print call cross frequency.
17463 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
17464 and REG_N_THROWING_CALLS_CROSSED.
17466 2016-04-30 Alan Modra <amodra@gmail.com>
17468 * regs.h (struct reg_info_t): Delete live_length.
17469 (REG_LIVE_LENGTH): Delete macro.
17470 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
17471 local_live, local_processed and local_live_last_luid params.
17472 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
17474 (regstat_compute_ri): Adjust for above. Don't set
17476 (dump_reg_info): Don't print live length.
17477 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
17478 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
17479 Localize loop_depth var.
17481 2016-04-30 Alan Modra <amodra@gmail.com>
17483 * ira.c (enum valid_equiv): New.
17484 (validate_equiv_mem): Return enum.
17485 (update_equiv_mem): Create replacement in more cases.
17486 (add_store_equivs): Update validate_equiv_mem call.
17488 2016-04-30 Alan Modra <amodra@gmail.com>
17490 * ira.c (combine_and_move_insns): Rather than scanning insns,
17491 use DF infrastucture to find use and def insns.
17493 2016-04-30 Alan Modra <amodra@gmail.com>
17495 ira.c (combine_and_move_insns): Move invariant conditions..
17496 (ira.c): ..to here. Call combine_and_move_insns before
17497 add_store_equivs. Call grow_reg_equivs later. Allocate
17498 req_equiv later using max_reg_num() rather than global max_regno.
17499 (contains_replace_regs): Delete.
17500 (add_store_equivs): Remove contains_replace_regs test.
17502 2016-04-30 Alan Modra <amodra@gmail.com>
17504 * ira.c (struct equiv_mem_data): New.
17505 (equiv_mem, equiv_mem_modified): Delete static vars.
17506 (validate_equiv_mem_from_store): Use "data" param to communicate..
17507 (validate_equiv_mem): ..from here.
17509 2016-04-30 Alan Modra <amodra@gmail.com>
17511 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17513 (update_reg_equivs): ..here. Move allocation and freeing of
17514 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17515 end_alias_analysis to..
17518 2016-04-30 Alan Modra <amodra@gmail.com>
17520 * ira.c (pdx_subregs): Delete.
17521 (struct equivalence): Add pdx_subregs field.
17522 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17523 pdx_subregs access.
17524 (update_equiv_regs): Don't create or free pdx_subregs. Update
17525 pdx_subregs access.
17527 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17529 * config/rs6000/altivec.h: Change definitions of vec_xl and
17531 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17532 (LD_ELEMREV_V2DI): New.
17533 (LD_ELEMREV_V4SF): New.
17534 (LD_ELEMREV_V4SI): New.
17535 (LD_ELEMREV_V8HI): New.
17536 (LD_ELEMREV_V16QI): New.
17537 (ST_ELEMREV_V2DF): New.
17538 (ST_ELEMREV_V2DI): New.
17539 (ST_ELEMREV_V4SF): New.
17540 (ST_ELEMREV_V4SI): New.
17541 (ST_ELEMREV_V8HI): New.
17542 (ST_ELEMREV_V16QI): New.
17545 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17546 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17547 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17548 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17549 (altivec_expand_builtin): Add handling for
17550 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17551 (rs6000_invalid_builtin): Add error-checking for
17552 RS6000_BTM_P9_VECTOR.
17553 (altivec_init_builtins): Define builtins used to implement vec_xl
17555 (rs6000_builtin_mask_names): Define power9-vector.
17556 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17557 (RS6000_BTM_P9_VECTOR): Define.
17558 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17559 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17560 (vsx_ld_elemrev_v2df): Likewise.
17561 (vsx_ld_elemrev_v4sf): Likewise.
17562 (vsx_ld_elemrev_v4si): Likewise.
17563 (vsx_ld_elemrev_v8hi): Likewise.
17564 (vsx_ld_elemrev_v16qi): Likewise.
17565 (vsx_st_elemrev_v2df): Likewise.
17566 (vsx_st_elemrev_v2di): Likewise.
17567 (vsx_st_elemrev_v4sf): Likewise.
17568 (vsx_st_elemrev_v4si): Likewise.
17569 (vsx_st_elemrev_v8hi): Likewise.
17570 (vsx_st_elemrev_v16qi): Likewise.
17571 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17574 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17576 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17578 (simplify_control_stmt_condition_1): ... here. Recurse into
17579 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17581 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17584 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17585 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17586 define_insn_and_split to define_insn.
17587 (zero_extendqi<mode>2_dot2): Same.
17588 (extendqi<mode>2_dot): Same.
17589 (extendqi<mode>2_dot2): Same.
17591 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17593 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17594 (probe_stack): New expander.
17595 (probe_stack_<mode>): New insn pattern.
17597 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17599 * config/i386/i386.md
17600 (operations with memory inputs setting flags peephole2):
17601 Remove uneeded REG_P checks. Cleanup pattern generation.
17603 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17605 * tree-vect-loop.c (vect_transform_loop): Fix
17606 nb_iterations_upper_bound computation for vectorized loop.
17608 2016-04-29 Marek Polacek <polacek@redhat.com>
17609 Jakub Jelinek <jakub@redhat.com>
17612 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17613 TARGET_EXPR_SLOT as a base.
17615 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17617 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17618 with 'rCm2' constraints to limit possible immediate size.
17619 (*load_zeroextendqisi_update): Likewise.
17620 (*load_signextendqisi_update): Likewise.
17621 (*loadhi_update): Likewise.
17622 (*load_zeroextendhisi_update): Likewise.
17623 (*load_signextendhisi_update): Likewise.
17624 (*loadsi_update): Likewise.
17625 (*loadsf_update): Likewise.
17627 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17629 * config/i386/predicates.md (constm1_operand): Fix comparison.
17631 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17633 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17635 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17637 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17638 remaining SH5 related settings.
17639 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17640 shmedia_prepare_call_address): Delete.
17641 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17642 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17643 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17644 UNSUPPORTED_SH2A): Remove m5 checks.
17645 (sh_divide_strategy_e): Remove SH5 division strategies.
17646 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17647 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17649 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17651 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17653 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17655 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17656 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17657 Change lder to ldr.
17658 * config/s390/vector.md ("mov<mode>"): Likewise.
17660 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17662 * config/s390/constraints.md ("U", "W"): Invoke
17663 s390_mem_constraint with "ZR" and "ZT".
17664 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17665 addresses when using LRA. Accept also short displacements for S
17666 and T constraints. Do not check for long displacement target for
17667 S and T constraints.
17668 (s390_mem_constraint): Remove handling of U and W constraints.
17669 * config/s390/s390.md (various patterns): Remove the short
17670 displacement constraints (Q and R) if a long displacement
17671 constraint is present. Add longdisp as required CPU capability.
17672 * config/s390/vector.md: Likewise.
17673 * config/s390/vx-builtins.md: Likewise.
17675 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17678 * reload1.c (reload): Call finish_spills before
17679 restarting reload loop. Skip select_reload_regs
17680 if update_eliminables_and_spill returns true.
17682 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17684 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
17685 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
17686 (umulhisi3_imm): Update predicates and constraint letters.
17687 (umulhisi3_reg): Declare instruction as commutative.
17688 * config/arc/constraints.md (J12, J16): New constraints.
17689 * config/arc/predicates.md (short_unsigned_const_operand): New
17691 (arc_short_operand): Likewise.
17692 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
17694 2016-04-29 Richard Biener <rguenther@suse.de>
17696 PR tree-optimization/13962
17697 PR tree-optimization/65686
17698 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
17699 * tree-ssa-alias.c (ptrs_compare_unequal): New function
17700 using PTA to compare pointers.
17701 * match.pd: Add pattern for pointer equality compare simplification
17702 using ptrs_compare_unequal.
17704 2016-04-29 Richard Biener <rguenther@suse.de>
17706 * stor-layout.c (layout_type): Do not build a pointer-to-element
17709 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17711 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
17712 Use SWI mode iterator. Use general_reg_operand predicate.
17713 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
17714 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
17717 2016-04-29 Jakub Jelinek <jakub@redhat.com>
17719 PR middle-end/70843
17720 * fold-const.c (operand_equal_p): Don't verify hash value equality
17722 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
17725 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17728 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
17729 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
17730 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
17731 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
17732 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
17734 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17736 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
17737 to info. Don't initialize separate fields to 0. Clean up
17740 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17742 * config/i386/i386.md (peephole2s for operations with memory inputs):
17743 Use SWI mode iterator.
17744 (peephole2s for operations with memory outputs): Ditto.
17745 Do not check for stack checking probe.
17747 (probe_stack): Remove expander.
17749 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17750 Andrew Burgess <andrew.burgess@embecosm.com>
17752 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
17753 operands as 32-bits.
17755 2016-04-28 Jason Merrill <jason@redhat.com>
17757 * gdbinit.in: Skip line-map.h.
17759 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17760 Andrew Burgess <andrew.burgess@embecosm.com>
17762 * config/arc/arc.c (arc_conditional_register_usage): Take
17763 TARGET_RRQ_CLASS into account.
17764 (arc_print_operand): Support printing 'p' and 's' operands.
17765 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
17767 (TARGET_RRQ_CLASS): Define.
17768 (IS_POWEROF2_OR_0_P): Define.
17769 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
17771 (*tst_movb): New define_insn.
17772 (*tst): Avoid recognition if it could prevent '*tst_movb'
17773 combination; replace c/CnL with c/Chs alternative.
17774 (*tst_bitfield_tst): New define_insn.
17775 (*tst_bitfield_asr): New define_insn.
17776 (*tst_bitfield): New define_insn.
17777 (andsi3_i): Add Rrq variant.
17778 (extzv): New define_expand.
17779 (insv): New define_expand.
17780 (*insv_i): New define_insn.
17781 (*movb): New define_insn.
17782 (*movb_signed): New define_insn.
17783 (*movb_high): New define_insn.
17784 (*movb_high_signed): New define_insn.
17785 (*movb_high_signed + 1): New define_split pattern.
17786 (*mrgb): New define_insn.
17787 (*mrgb + 1): New define_peephole2 pattern.
17788 (*mrgb + 2): New define_peephole2 pattern.
17789 * config/arc/arc.opt (mbitops): New option for nps400, uses
17790 TARGET_NPS_BITOPS_DEFAULT.
17791 * config/arc/constraints.md (q): Make register class conditional.
17792 (Rrq): New register constraint.
17793 (Chs): New constraint.
17794 (Clo): New constraint.
17795 (Chi): New constraint.
17796 (Cbf): New constraint.
17797 (Cbn): New constraint.
17798 (C18): New constraint.
17799 (Cbi): New constraint.
17801 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17803 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
17805 (bitmap_intersection_of_preds): Ditto.
17806 (bitmap_union_of_succs): Ditto.
17807 (bitmap_union_of_preds): Ditto.
17808 * sbitmap.c (do_popcount): Delete.
17809 (BITMAP_DEBUGGING): Delete.
17810 (sbitmap_verify_popcount): Delete.
17811 (sbitmap_alloc): Don't initialize the popcount field.
17812 (sbitmap_alloc_with_popcount): Delete.
17813 (sbitmap_resize): Don't resize the popcount array.
17814 (sbitmap_vector_alloc): Don't initialize the popcount field.
17815 (bitmap_copy): Don't copy the popcount array.
17816 (bitmap_clear): Don't clear the popcount array.
17817 (bitmap_clear): Delete the popcount array handling.
17818 (bitmap_ior_and_compl): Delete the popcount assert.
17819 (bitmap_not): Ditto.
17820 (bitmap_and_compl): Ditto.
17821 (bitmap_and): Delete the popcount array handling.
17822 (bitmap_xor): Ditto.
17823 (bitmap_ior): Ditto.
17824 (bitmap_or_and): Delete the popcount assert.
17825 (bitmap_and_or): Ditto.
17826 (popcount_table): Delete.
17827 (sbitmap_elt_popcount): Delete.
17828 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
17829 (bitmap_set_bit): Delete the popcount assert.
17830 (bitmap_clear_bit): Ditto.
17831 (sbitmap_free): Don't free the popcount array.
17832 (sbitmap_alloc_with_popcount): Delete declaration.
17833 (sbitmap_popcount): Ditto.
17835 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17836 Andrew Burgess <andrew.burgess@embecosm.com>
17838 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
17839 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
17840 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
17841 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
17842 * config/arc/arc.opt (mcmem): New option.
17843 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
17844 supply length for r/m alternative.
17845 (*extendqisi2_ac): Likewise.
17846 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
17848 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
17849 (movhi_insn): Likewise.
17850 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
17851 (*zero_extendqihi2_i): Add r/Ucm alternative.
17852 (*zero_extendqisi2_ac): Likewise.
17853 (*zero_extendhisi2_i): Likewise.
17854 * config/arc/constraints.md (Uex): New memory constraint.
17855 (Ucm): New define_constraint.
17856 * config/arc/predicates.md (long_immediate_loadstore_operand):
17857 Return 0 for MEM with cmem_address address.
17858 (cmem_address_0): New predicates.
17859 (cmem_address_1): Likewise.
17860 (cmem_address_2): Likewise.
17861 (cmem_address): Likewise.
17863 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17865 * config/rs6000/rs6000.c (machine_function): Rename
17866 insn_chain_scanned_p to spe_insn_chain_scanned_p.
17867 (rs6000_stack_info): Adjust.
17869 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17870 Andrew Burgess <andrew.burgess@embecosm.com>
17872 * config/arc/constraints.md (Usd): Convert to define_constraint.
17876 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17879 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
17880 Add new peephole2 where the first insn is *mov<mode>_or instead of
17881 *mov<mode>_internal.
17883 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
17885 * tracer.c (bb_seen): Make static.
17887 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
17889 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
17890 support, setup defaults.
17891 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
17892 * config/arc/arc.c (arc_init): Add NPS400 support.
17893 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
17894 (TARGET_ARC700): NPS400 is also an ARC700.
17895 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
17897 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17900 * config/nds32/nds32.md (casesi): Don't access the operands array
17903 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17905 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
17906 (or $-1,reg peephole2): Ditto.
17907 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
17909 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
17911 * doc/extend.texi (Common Function Attributes) [optimize]:
17912 Discourage use of the optimize attribute.
17914 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
17916 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
17917 special case builtin.
17918 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17919 ALTIVEC_BUILTIN_VEC_ADDE.
17920 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17921 support for ALTIVEC_BUILTIN_VEC_ADDE.
17922 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17923 for __builtin_vec_adde.
17925 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17927 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
17928 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
17930 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17933 * doc/sourcebuild.texi (Effective-Target Keywords, Other
17934 attributes): Document cilkplus_runtime.
17936 2016-04-28 Martin Jambor <mjambor@suse.cz>
17938 * tree-cfg.c (verify_expr): Verify that local declarations belong to
17939 this function. Call verify_expr on MEM_REFs and bases of other
17940 handled_components.
17942 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17944 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
17945 for WORD_REGISTER_OPERATIONS to runtime check.
17947 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17949 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
17951 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17953 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
17954 big-endian compilation.
17955 * config/arc/arc.md (addf3): Likewise.
17956 (subdf3): Likewise.
17957 (muldf3): Likewise.
17959 2016-04-28 Richard Biener <rguenther@suse.de>
17961 PR tree-optimization/70840
17962 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
17963 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
17964 Mark x * pow(x,c) -> pow(x,c+1) commutative.
17965 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
17967 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17969 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
17970 and explain why in a comment.
17972 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17974 * config/arc/arc.md (cpu_facility): Add fpx variant.
17975 (subdf3): Prohibit use reverse sub when assist operations option
17977 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
17978 instructions only when FPX is enabled.
17979 * testsuite/gcc.target/arc/trsub.c: New test.
17981 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17983 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
17984 mult_operator when calculating "type" attribute.
17985 (*fop_<mode>_1_i387): Ditto.
17986 (*fop_xf_1_i387): Ditto.
17987 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
17988 Use std::swap to swap operands. Use RTL expressions to generate
17991 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17992 Joern Rennecke <joern.rennecke@embecosm.com>
17994 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
17996 (emit_pic_move): Remove.
17997 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
17998 * config/arc/arc.c (emit_pic_move): Removed.
17999 (TARGET_HAVE_TLS): Define.
18000 (arc_conditional_register_usage): Test for arc_tp_regno.
18001 (arc_print_operand, arc_print_operand_address): Handle TLS
18003 (arc_needs_pcl_p): New function.
18004 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
18005 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
18006 (arc_raw_symbolic_reference_mentioned_p): Likewise.
18007 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
18008 (arc_legitimize_tls_address): Likewise.
18009 (DTPOFF_ZERO_SYM): Define.
18010 (arc_legitimize_pic_address): Make it static, handle TLS cases.
18011 (arc_output_pic_addr_const): Print TLS unspecs.
18012 (prepare_pic_move): New function, replaces emit_pic_move.
18013 (arc_legitimate_constant_p): Handle TLS unspecs.
18014 (arc_legitimate_address_p): Likewise.
18015 (arc_rewrite_small_data_p): Use assert for TLS constants.
18016 (prepare_move_operands): Use prepare_pic_move.
18017 (arc_legitimize_address): Legitimize tls addresses.
18018 (arc_epilogue_uses): Check for arc_tp_regno.
18019 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
18020 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
18022 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
18024 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
18025 %(arc_tls_extra_start_spec).
18026 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
18027 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
18029 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
18030 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
18031 (UNSPEC_TLS_OFF): Add.
18033 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
18034 (get_thread_pointersi): New patterns.
18035 * config/arc/arc.opt (mtp-regno): New option.
18036 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
18037 (move_dest_operand): Likewise.
18038 * configure: Regenerate.
18039 * configure.ac: Add arc*-*-* case to test for tls.
18040 * doc/invoke.texi (ARC options): Document mtp-regno.
18042 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18044 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
18045 the new ARC HS SIMD instructions.
18046 (arc_preferred_simd_mode): New function.
18047 (arc_autovectorize_vector_sizes): Likewise.
18048 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
18049 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
18050 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
18051 (arc_init_builtins): Add new SIMD builtin types.
18052 (arc_split_move): Handle 64 bit vector moves.
18053 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
18054 (TARGET_PLUS_QMACW): Define.
18055 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
18056 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
18057 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
18058 (VSUBADD4H): New builtins.
18059 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
18060 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
18062 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
18063 Matthias Klose <doko@debian.org>
18065 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
18067 2016-04-28 Richard Biener <rguenther@suse.de>
18069 PR middle-end/70777
18070 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
18073 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
18075 * common/config/sh/sh-common.c: Remove SH5 support.
18076 * config/sh/constraints.md: Likewise.
18077 * config/sh/config/sh/elf.h: Likewise.
18078 * config/sh/linux.h: Likewise.
18079 * config/sh/netbsd-elf.h: Likewise.
18080 * config/sh/predicates.md: Likewise.
18081 * config/sh/sh-c.c: Likewise.
18082 * config/sh/sh-protos.h: Likewise.
18083 * config/sh/sh.c: Likewise.
18084 * config/sh/sh.h: Likewise.
18085 * config/sh/sh.md: Likewise.
18086 * config/sh/sh.opt: Likewise.
18087 * config/sh/sync.md: Likewise.
18088 * config/sh/sh64.h: Delete.
18089 * config/sh/shmedia.h: Likewise.
18090 * config/sh/shmedia.md: Likewise.
18091 * config/sh/sshmedia.h: Likewise.
18092 * config/sh/t-netbsd-sh5-64: Likewise.
18093 * config/sh/t-sh64: Likewise.
18094 * config/sh/ushmedia.h: Likewise.
18096 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18098 * config/i386/i386.md (sign_extend to memory peephole2s): Use
18099 general_reg_operand instead of register_operand predicate.
18101 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18103 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
18105 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
18107 * match.pd (A - B > A, A + B < A): New transformations.
18109 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
18111 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
18112 which defaults to true. Emit an outer pair of parentheses only if
18113 EMIT_PARENS. When continuing a chain of && or || (or & or |),
18114 don't emit parentheses for the right-hand operand.
18116 2016-04-27 Jeff Law <law@redhat.com>
18118 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
18120 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18122 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
18123 (altivec_lvx_<mode>_internal): Document.
18124 (altivec_lvx_<mode>_2op): New define_insn.
18125 (altivec_lvx_<mode>_1op): Likewise.
18126 (altivec_lvx_<mode>_2op_si): Likewise.
18127 (altivec_lvx_<mode>_1op_si): Likewise.
18128 (altivec_stvx_<mode>): Remove.
18129 (altivec_stvx_<mode>_internal): Document.
18130 (altivec_stvx_<mode>_2op): New define_insn.
18131 (altivec_stvx_<mode>_1op): Likewise.
18132 (altivec_stvx_<mode>_2op_si): Likewise.
18133 (altivec_stvx_<mode>_1op_si): Likewise.
18134 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18135 Expand vec_ld and vec_st during parsing.
18136 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
18138 (altivec_expand_stvx_be): Likewise.
18139 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
18140 address-masking behavior in RTL.
18141 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
18142 address-masking behavior in RTL.
18143 (altivec_expand_builtin): Change builtin code arguments for calls
18144 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
18145 (insn_is_swappable_p): Avoid incorrect swap optimization in the
18146 presence of lvx/stvx patterns.
18147 (alignment_with_canonical_addr): New function.
18148 (alignment_mask): Likewise.
18149 (find_alignment_op): Likewise.
18150 (recombine_lvx_pattern): Likewise.
18151 (recombine_stvx_pattern): Likewise.
18152 (recombine_lvx_stvx_patterns): Likewise.
18153 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
18154 stvx patterns from expand.
18155 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
18157 (vector_altivec_store_<mode>): Likewise.
18159 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
18161 * config/aarch64/aarch64.md
18162 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
18163 remove the "fp" attributes.
18164 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
18165 add the "simd" attributes.
18166 (*movdf_aarch64): Likewise.
18167 (*movtf_aarch64): Remove the "fp" attributes.
18168 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
18169 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
18171 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18173 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
18174 rtx to rtx_code_label *.
18175 * rtl.h (maybe_set_first_label_num): Likewise.
18177 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18179 * df-core.c (df_add_problem): Make the problem param be const.
18180 (df_remove_problem): Make local "problem" be const.
18181 * df-problems.c (problem_RD): Make const.
18182 (problem_LR): Likewise.
18183 (problem_LIVE): Likewise.
18184 (problem_MIR): Likewise.
18185 (problem_CHAIN): Likewise.
18186 (problem_WORD_LR): Likewise.
18187 (problem_NOTE): Likewise.
18188 (problem_MD): Likewise.
18189 * df-scan.c (problem_SCAN): Likewise.
18190 * df.h (struct df_problem): Make field "dependent_problem" be
18192 (struct dataflow): Likewise for field "problem".
18193 (df_add_problem): Make param const.
18195 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18197 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
18198 inter-unit moves to/from vector registers are enabled. Do not disable
18201 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18203 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
18204 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
18206 (enum df_problem_id): ...this new enum.
18207 (struct df_problem): Convert field "id" from "int" to
18208 enum df_problem_id.
18210 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18212 * rtl.def: Update comment for "things in the instruction chain" to
18213 reflect the removal of the leading "i" field for INSN_UID in
18214 r210360. Fix bogus apostrophe.
18216 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18218 * config/i386/i386.md
18219 (lea arith with mem operand + setcc peephole2): Set operator mode.
18221 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
18224 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
18225 (dimode_scalar_to_vector_candidate_p): This.
18226 (timode_scalar_to_vector_candidate_p): New function.
18227 (scalar_to_vector_candidate_p): Likewise.
18228 (timode_check_non_convertible_regs): Likewise.
18229 (timode_remove_non_convertible_regs): Likewise.
18230 (remove_non_convertible_regs): Likewise.
18231 (remove_non_convertible_regs): Renamed to ...
18232 (dimode_remove_non_convertible_regs): This.
18233 (scalar_chain::~scalar_chain): Make it virtual.
18234 (scalar_chain::compute_convert_gain): Make it pure virtual.
18235 (scalar_chain::mark_dual_mode_def): Likewise.
18236 (scalar_chain::convert_insn): Likewise.
18237 (scalar_chain::convert_registers): Likewise.
18238 (scalar_chain::add_to_queue): Make it protected.
18239 (scalar_chain::emit_conversion_insns): Likewise.
18240 (scalar_chain::replace_with_subreg): Likewise.
18241 (scalar_chain::replace_with_subreg_in_insn): Likewise.
18242 (scalar_chain::convert_op): Likewise.
18243 (scalar_chain::convert_reg): Likewise.
18244 (scalar_chain::make_vector_copies): Likewise.
18245 (scalar_chain::convert_registers): New pure virtual function.
18246 (class dimode_scalar_chain): New class.
18247 (class timode_scalar_chain): Likewise.
18248 (scalar_chain::mark_dual_mode_def): Renamed to ...
18249 (dimode_scalar_chain::mark_dual_mode_def): This.
18250 (timode_scalar_chain::mark_dual_mode_def): New function.
18251 (timode_scalar_chain::convert_insn): Likewise.
18252 (dimode_scalar_chain::convert_registers): Likewise.
18253 (scalar_chain::compute_convert_gain): Renamed to ...
18254 (dimode_scalar_chain::compute_convert_gain): This.
18255 (scalar_chain::replace_with_subreg): Renamed to ...
18256 (dimode_scalar_chain::replace_with_subreg): This.
18257 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
18258 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
18259 (scalar_chain::make_vector_copies): Renamed to ...
18260 (dimode_scalar_chain::make_vector_copies): This.
18261 (scalar_chain::convert_reg): Renamed to ...
18262 (dimode_scalar_chain::convert_reg ): This.
18263 (scalar_chain::convert_op): Renamed to ...
18264 (dimode_scalar_chain::convert_op): This.
18265 (scalar_chain::convert_insn): Renamed to ...
18266 (dimode_scalar_chain::convert_insn): This.
18267 (scalar_chain::convert): Call convert_registers.
18268 (convert_scalars_to_vector): Change to scalar_chain pointer to
18269 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
18270 in 32-bit mode. Delete scalar_chain pointer. Call
18271 free_dominance_info in 64-bit mode.
18272 (pass_stv::gate): Remove TARGET_64BIT check.
18273 (ix86_option_override): Put the 64-bit STV pass before the CSE
18276 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
18278 * dwarf2out.h (struct dw_loc_descr_node): Remove the
18279 dw_loc_frame_offset field.
18280 * dwarf2out.c (new_loc_descr): Likewise.
18281 (resolve_args_picking_1): Turn the VISITED hash set into a
18282 FRAME_OFFSET hash map. Use it to associate a frame offset to
18283 visited nodes. Remove uses of the CHECKING_P macro.
18284 (resolve_args_picking): Update call to resolve_args_picking_1.
18286 2016-04-27 Martin Liska <mliska@suse.cz>
18288 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
18289 (free_loop_data): Release vuses of groups.
18291 2016-04-27 Bin Cheng <bin.cheng@arm.com>
18293 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
18294 instead of redundant use_id and boolean have_use_for.
18295 (struct iv_use): Change sub_id into group_id. Remove field next.
18296 Move fields: related_cands, n_map_members, cost_map and selected
18298 (struct iv_group): ... here. New structure.
18299 (struct iv_common_cand): Use structure declaration directly.
18300 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
18301 (MAX_CONSIDERED_USES): Rename macro to ...
18302 (MAX_CONSIDERED_GROUPS): ... here.
18303 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
18304 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
18305 (dump_uses): Rename to ...
18306 (dump_groups): ... here. Update all uses.
18307 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
18308 (find_induction_variables): Refactor format of dump information.
18309 (record_sub_use): Delete.
18310 (record_use): Update all uses.
18311 (record_group): New function.
18312 (record_group_use, find_interesting_uses_op): Call above functions.
18314 (find_interesting_uses_cond): Ditto.
18315 (group_compare_offset): New function.
18316 (split_all_small_groups): Rename to ...
18317 (split_small_address_groups_p): ... here. Update all uses.
18318 (split_address_groups): Update all uses.
18319 (find_interesting_uses): Refactor format of dump information.
18320 (add_candidate_1): Update all uses. Remove redundant check on iv,
18322 (add_candidate, record_common_cand): Remove redundant assert.
18323 (add_iv_candidate_for_biv): Update use.
18324 (add_iv_candidate_derived_from_uses): Update all uses.
18325 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
18326 (alloc_use_cost_map): Ditto.
18327 (set_use_iv_cost, get_use_iv_cost): Rename to ...
18328 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
18329 (determine_use_iv_cost_generic): Ditto.
18330 (determine_group_iv_cost_generic): Ditto.
18331 (determine_use_iv_cost_address): Ditto.
18332 (determine_group_iv_cost_address): Ditto.
18333 (determine_use_iv_cost_condition): Ditto.
18334 (determine_group_iv_cost_cond): Ditto.
18335 (determine_use_iv_cost): Ditto.
18336 (determine_group_iv_cost): Ditto.
18337 (set_autoinc_for_original_candidates): Update all uses.
18338 (find_iv_candidates): Update all uses. Refactor dump information.
18339 (determine_use_iv_costs): Ditto.
18340 (determine_iv_costs): Ditto.
18341 (iv_ca_cand_for_use): Rename to ...
18342 (iv_ca_cand_for_group): ... here. Update all uses.
18343 (iv_ca_add_use, iv_ca_add_group): Ditto.
18344 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
18345 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
18346 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
18347 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
18348 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
18349 (create_new_iv, adjust_iv_update_pos): Ditto.
18350 (rewrite_use_address): Delete.
18351 (rewrite_use_address_1): Rename to ...
18352 (rewrite_use_address): ... here.
18353 (rewrite_use_compare): Update all uses.
18354 (rewrite_use): Delete.
18355 (rewrite_uses): Rename to ...
18356 (rewrite_groups): ... here. Update all uses.
18357 (remove_unused_ivs, free_loop_data): Update all uses.
18358 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
18360 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18362 * rtlanal.c (nonzero_bits1): Convert preprocessor check
18363 for WORD_REGISTER_OPERATIONS to runtime check.
18365 2016-04-27 Richard Biener <rguenther@suse.de>
18368 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
18369 aggregate_value_p to determine if a function result is
18370 returned by reference.
18371 (ipa_pta_execute): Functions having their address taken are
18372 not automatically nonlocal.
18374 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18377 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
18378 * fold-const.c (operand_equal_p): If flag_checking and
18379 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
18380 and if it returns non-zero, assert iterative_hash_expr on both
18383 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18385 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
18387 2016-04-27 Nick Clifton <nickc@redhat.com>
18389 PR middle-end/49889
18390 * varasm.c (merge_weak): Generate an error if an attempt is made
18391 to convert a non-weak static function into a weak, public function.
18393 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18395 * params.def (MAX_PARTITION_SIZE): New param.
18396 * doc/invoke.texi: Document lto-max-partition.
18398 2016-04-27 Richard Biener <rguenther@suse.de>
18401 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
18402 function cummulating used_from_other_partition, externally_visible
18403 and force_output from aliases.
18404 (refered_from_nonlocal_var): Likewise.
18405 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
18406 node flags properly.
18408 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18410 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
18411 (-Wmemset-elt-size): New item.
18413 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
18416 * stor-layout.h (internal_reference_types): Delete.
18417 * stor-layout.c (reference_types_internal): Likewise.
18418 (internal_reference_types): Likewise.
18419 (layout_type) <REFERENCE_TYPE>: Adjust.
18421 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18424 * tree.h (inchash::add_expr): Add FLAGS argument.
18425 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
18426 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
18427 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
18428 Formatting fix. Adjust recursive calls. For tcc_comparison,
18429 if swap_tree_comparison (code) is smaller than code, hash that
18430 and arguments in the other order. Hash CONVERT_EXPR the same
18431 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
18432 of ADDR_EXPR of decl as the decl itself. Add or remove
18433 OEP_ADDRESS_OF from recursive flags as needed. For
18434 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
18435 operands commutatively and only the third one normally.
18436 For internal CALL_EXPR hash in CALL_EXPR_IFN.
18438 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
18440 * config/rtems.h (LIB_SPEC): Add -latomic.
18442 2016-04-27 Joel Sherrill <joel@rtems.org>
18444 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
18445 xilink.ld and flags not relevant to RTEMS.
18447 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
18449 * toplev.c (backend_init_target): Avoid calling init_reload when using
18452 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18454 * reorg.c (try_merge_delay_insns): Declare i and j inside the
18455 for loops rather than one for the whole function.
18457 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18459 * match.pd (X + CST CMP X): New transformation.
18461 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18463 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
18464 * fold-const.c (fold_binary_loc): Remove 2 transformations
18465 superseded by match.pd.
18466 * match.pd (x+x -> x*2): Generalize to integers.
18468 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
18470 * config/i386/i386.md (operation on memory peephole): Duplicate an
18471 existing peephole and adapt it to match lea rather than an operation
18474 PR rtl-optimization/57193
18475 * opts.c (default_options_table): Add OPT_frename_registers at -O2
18477 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
18479 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18481 * tree-if-conv.c (any_pred_load_store): New static variable.
18482 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
18483 any_pred_load_store instead of and_mask_load_store.
18484 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
18485 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
18486 (combine_blocks, tree_if_conversion): Ditto.
18488 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18490 PR tree-optimization/70771
18491 PR tree-optimization/70775
18492 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
18493 virtual PHI nodes. Delete parameter.
18494 (if_convertible_loop_p_1): Delete argument to above function.
18495 (predicate_all_scalar_phis): Delete code handling single-argument
18497 (tree_if_conversion): Mark and update virtual SSA.
18499 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18502 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
18503 (x86_elf_aligned_common): Rename to ...
18504 (x86_elf_aligned_decl_common): ... this.
18505 Add decl arg. Switch to .lbss for largecomm object. Use
18506 LARGECOMM_SECTION_ASM_OP.
18507 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
18509 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18510 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18512 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18513 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18515 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18518 * config/i386/i386.c (SECTION_LARGE): Define.
18519 (x86_64_elf_select_section): Set it for large data/bss sections.
18520 Only clear SECTION_WRITE for .lrodata.
18521 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18523 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18524 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18525 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18527 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18528 * doc/tm.texi: Regenerate.
18530 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18533 * configure.ac (--enable-checking): Document extra flag, for
18534 non-release builds default to --enable-checking=yes,extra.
18535 If misc checking and extra checking, define CHECKING_P to 2 instead
18537 * common.opt (fchecking=): Add.
18538 * doc/invoke.texi (-fchecking=): Document.
18539 * doc/install.texi: Document --enable-checking changes.
18540 * configure: Regenerated.
18541 * config.in: Regenerated.
18543 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18545 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18546 attribute instead of which_alternative.
18547 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18548 Use EXT_REX_SSE_REG_P where appropriate.
18550 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18552 * config/i386/predicates.md (const0_operand): Do not match
18553 const_wide_int code.
18554 (const1_operand): Ditto.
18556 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18558 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18559 for SSE constm1 operands and TARGET_AVX512VL.
18560 (*movti_internal): Ditto.
18561 (*mov<mode>_or): Use constm1_operand predicate.
18562 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18563 for SSE vector_all_ones operands and TARGET_AVX512VL.
18564 * config/i386/predicates.md (constm1_operand): New predicate.
18565 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18566 emission of constant -1 load.
18568 2016-04-25 Jason Merrill <jason@redhat.com>
18570 * gdbinit.in: Skip is-a.h.
18572 * attribs.c (register_scoped_attributes): Fix logic.
18573 * attribs.h: Declare register_scoped_attributes.
18575 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18577 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18578 stxvd2x and stxvw4x built-in functions.
18580 2016-04-25 DJ Delorie <dj@redhat.com>
18582 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18583 (ashrhi3): Likewise.
18584 (lshrhi3): Likewise.
18586 2016-04-25 Richard Biener <rguenther@suse.de>
18588 PR tree-optimization/70780
18589 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18590 wasn't visited yet.
18591 (compute_antic): Mark blocks with abnormal preds as visited as
18592 they have a final empty antic-in solution already.
18594 2016-04-25 Michael Collison <michael.collison@linaro.org>
18596 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18598 2016-04-25 Michael Collison <michael.collison@linaro.org>
18600 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18601 mode is VQI to improve mixed mode vectorization.
18602 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18603 define_insn to match low half of signed vaddw.
18604 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18605 define_insn to match high half of signed vaddw.
18606 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18607 define_insn to match low half of unsigned vaddw.
18608 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18609 define_insn to match high half of unsigned vaddw.
18610 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18611 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18612 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18614 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18615 * config/arm/predicates.md (vect_par_constant_high): Support
18616 big endian and simplify by calling
18617 arm_simd_check_vect_par_cnst_half
18618 (vect_par_constant_low): Likewise.
18620 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18622 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18623 predicate for operand 2.
18625 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18626 H.J. Lu <hongjiu.lu@intel.com>
18628 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18629 machine_mode argument.
18630 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18631 constm1_rtx operands. For VOIDmode constants, get mode from
18632 pred_mode. Check mode size if the mode is supported by ABI.
18633 (standard_sse_constant_opcode): Do not use standard_constant_p.
18634 Strictly check ABI support for all-ones operands.
18635 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18636 immediates. Update calls to standard_sse_constant_p.
18637 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18638 (ix86_rtx_costs): Ditto.
18639 * config/i386/i386.md (*movxi_internal_avx512f): Use
18640 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18641 Use (v,BC) alternative instead of (v,C). Use register_operand
18642 checks instead of MEM_P.
18643 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18644 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18645 isa attribute. Use register_operand checks instead of MEM_P.
18646 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18647 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18648 alternative and corresponding sse2 isa attribute.
18649 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18650 to standard_sse_constant_p.
18651 (FP constant splitters): Ditto.
18652 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18654 * config/i386/predicates.md (constm1_operand): Remove.
18655 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18656 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18657 vector_all_ones_operand instead of constm1_operand.
18659 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18661 * print-rtl.c (print_rtx_insn_vec): New function.
18662 * print-rtl.h: New prototype.
18663 * store-motion.c (struct st_expr): Make avail_stores a vector.
18664 (st_expr_entry): Adjust.
18665 (free_st_expr_entry): Likewise.
18666 (print_store_motion_mems): Likewise.
18667 (find_moveable_store): Likewise.
18668 (compute_store_table): Likewise.
18669 (delete_store): Likewise.
18670 (build_store_vectors): Likewise.
18672 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18674 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18676 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18678 * vec.h (vec_safe_contains): New function.
18679 (vec::contains): Likewise.
18680 (vec::begin): Likewise.
18681 (vec::end): Likewise.
18683 2016-04-23 Jakub Jelinek <jakub@redhat.com>
18686 * cfgexpand.c (expand_stack_vars): Fix typo.
18688 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18690 * system.h (list, map, set, vector): Include conditionally.
18691 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
18692 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
18693 * ipa-icf.c (INCLUDE_LIST): Define.
18694 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
18695 * config/sh/sh.c (INCLUDE_VECTOR): Define.
18696 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
18697 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
18698 * cp/logic.cc (INCLUDE_LIST): Define.
18699 * fortran/trans-common.c (INCLUDE_MAP): Define.
18701 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18703 * auto-profile.c: Remove <string.h> include.
18704 * ipa-icf-gimple.c: Remove <list> include.
18705 * diagnostic.c: Remove <new> include.
18706 * genmatch.c: Likewise.
18707 * pretty-print.c: Likewise.
18708 * toplev.c: Likewise
18709 * c/c-objc-common.c: Likewise.
18710 * cp/error.c: Likewise.
18711 * fortran/error.c: Likewise.
18713 2016-04-22 Richard Biener <rguenther@suse.de>
18715 * lto-streamer-in.c (input_ssa_names): Do not allocate
18716 GIMPLE_NOP for all SSA names.
18717 * lto-streamer-out.c (output_ssa_names): Do not output
18718 SSA names that should have been released.
18720 2016-04-22 Richard Biener <rguenther@suse.de>
18722 PR tree-optimization/70740
18723 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
18726 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
18729 * config/i386/predicates.md (call_insn_operand): Replace
18730 sibcall_memory_operand with memory_operand.
18732 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
18734 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
18735 has_single_use() tests.
18736 (register_edge_assert_for_1): Likewise.
18737 (find_assert_locations_1): Check the liveness bitmap instead of
18738 checking has_single_use().
18740 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
18743 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
18744 Extract AVX-512BW constraint from AVX.
18746 2016-04-21 Richard Biener <rguenther@suse.de>
18748 PR tree-optimization/70725
18749 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
18750 for phi_convertible_by_degenerating_args.
18751 (predicate_all_scalar_phis): Handle single-argument PHIs.
18753 2016-04-21 Richard Biener <rguenther@suse.de>
18755 PR middle-end/70747
18756 * fold-const.c (fold_comparison): Return properly typed
18759 2016-04-21 Bin Cheng <bin.cheng@arm.com>
18761 PR tree-optimization/70715
18762 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
18763 after expanding BASE using expand_simple_operations.
18765 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18767 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
18768 New transformations.
18770 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18772 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
18774 2016-04-20 Jan Hubicka <jh@suse.cz>
18776 * ipa-inline.c (can_inline_edge_p): Pass caller info to
18777 ultiimate_alias_target.
18778 (update_callee_keys): Likewise.
18779 (lookup_recursive_calls): Likewise.
18780 (speculation_useful_p): Likewise.
18782 2016-04-20 Jan Hubicka <jh@suse.cz>
18785 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
18786 (set_nothrow_flag_1): ... this; handle interposition correctly;
18787 recurse on aliases and thunks.
18788 (cgraph_node::set_nothrow_flag): New.
18789 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
18790 functions compiled with non-call exceptions that binds to current
18792 (propagate_nothrow): Be safe WRT interposition.
18793 * cgraph.h (set_nothrow_flag): Update prototype.
18795 2016-04-18 Jan Hubicka <jh@suse.cz>
18797 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18798 max_loop_iterations_int.
18799 (tree_unswitch_outer_loop): Likewise.
18801 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18803 PR tree-optimization/69489
18804 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
18805 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
18806 Revise dump message.
18807 (if_convertible_bb_p): Remove check on edge count of basic block's
18810 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18812 PR tree-optimization/56625
18813 PR tree-optimization/69489
18814 * tree-data-ref.h (DR_INNERMOST): New macro.
18815 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
18816 hashing struct innermost_loop_behavior.
18817 (ref_DR_map): Remove.
18818 (innermost_DR_map): New map.
18819 (baseref_DR_map): Revise comment.
18820 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
18821 to innermost_DR_map accroding to its innermost loop behavior.
18822 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
18823 to its innermost loop behavior.
18824 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
18825 Add initialization for innermost_DR_map. Record memory reference
18826 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
18827 have innermost loop behavior.
18828 (if_convertible_loop_p): Remove release for ref_DR_map. Release
18831 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
18833 * config/i386/i386.md (*lea<mode>_general_1): Rename from
18834 *lea_general_1. Use explicit SWI12 mode interator.
18835 (*lea<mode>_general_2): Rename from *lea_general_2.
18836 Use explicit SWI12 mode interator.
18837 (*lea<mode>_general_3): Rename from *lea_general_3.
18838 Use explicit SWI12 mode interator.
18839 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
18840 Use explicit SWI12 mode interator.
18841 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
18842 Use explicit SWI48 mode interator.
18844 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18846 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18847 Short-cut unaligned load and store cases. Handle all integer
18849 (ix86_expand_vector_move_misalign): Short-cut unaligned load
18850 and store cases. Call ix86_avx256_split_vector_move_misalign
18851 directly without checking mode class.
18853 2016-04-20 Andrew Pinski <apinski@cavium.com>
18854 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18857 * config/aarch64/aarch64.md (sibcall): Force call
18858 address to be DImode for ILP32.
18859 (sibcall_value): Likewise.
18861 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18863 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
18865 2016-04-20 Richard Biener <rguenther@suse.de>
18867 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
18868 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
18869 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
18870 (maybe_push_res_to_seq): Adjust.
18871 * gimple-fold.c (maybe_build_generic_op): Likewise.
18873 2016-04-20 Marek Polacek <polacek@redhat.com>
18875 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
18878 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
18880 * config/i386/sse.md (vec_unpacks_lo_hi): Always
18881 use kmovw to support AVX512F target.
18883 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18885 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
18887 2016-04-20 Marek Polacek <polacek@redhat.com>
18889 PR tree-optimization/70725
18890 * tree-if-conv.c (is_false_predicate): New function.
18891 (predicate_mem_writes): Use it.
18893 2016-04-20 Richard Biener <rguenther@suse.de>
18895 PR tree-optimization/70726
18896 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
18897 shift amounts from a pattern stmt operand.
18899 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18902 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
18903 stack_restore_from_fpr pattern when restoring r15.
18904 (s390_optimize_prologue): Strip away the memory barrier in the
18905 parallel when trying to get rid of restore insns.
18906 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
18907 definition for loading the stack pointer from an FPR. Compared to
18908 the normal move insn this pattern includes a full memory barrier.
18910 2016-04-19 Jakub Jelinek <jakub@redhat.com>
18912 PR middle-end/70680
18913 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
18914 implicitly linear or lastprivate iterator on the outer context.
18916 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18918 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
18920 * config/i386/i386.md (ssememalign): Removed.
18921 * config/i386/sse.md: Remove ssememalign attribute from patterns.
18923 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18926 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
18927 const short * to __builtin_ia32_loaddquhi512_mask.
18928 (_mm512_maskz_loadu_epi16): Likewise.
18929 (_mm512_mask_storeu_epi16): Pass short * to
18930 __builtin_ia32_storedquhi512_mask.
18931 (_mm512_mask_loadu_epi8): Pass const char * to
18932 __builtin_ia32_loaddquqi512_mask.
18933 (_mm512_maskz_loadu_epi8): Likewise.
18934 (_mm512_mask_storeu_epi8): Pass char * to
18935 __builtin_ia32_storedquqi512_mask.
18936 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
18937 const double * to __builtin_ia32_loadupd512_mask.
18938 (_mm512_mask_loadu_pd): Likewise.
18939 (_mm512_maskz_loadu_pd): Likewise.
18940 (_mm512_storeu_pd): Pass double * to
18941 __builtin_ia32_storeupd512_mask.
18942 (_mm512_mask_storeu_pd): Likewise.
18943 (_mm512_loadu_ps): Pass const float * to
18944 __builtin_ia32_loadups512_mask.
18945 (_mm512_mask_loadu_ps): Likewise.
18946 (_mm512_maskz_loadu_ps): Likewise.
18947 (_mm512_storeu_ps): Pass float * to
18948 __builtin_ia32_storeups512_mask.
18949 (_mm512_mask_storeu_ps): Likewise.
18950 (_mm512_mask_loadu_epi64): Pass const long long * to
18951 __builtin_ia32_loaddqudi512_mask.
18952 (_mm512_maskz_loadu_epi64): Likewise.
18953 (_mm512_mask_storeu_epi64): Pass long long *
18954 to __builtin_ia32_storedqudi512_mask.
18955 (_mm512_loadu_si512): Pass const int * to
18956 __builtin_ia32_loaddqusi512_mask.
18957 (_mm512_mask_loadu_epi32): Likewise.
18958 (_mm512_maskz_loadu_epi32): Likewise.
18959 (_mm512_storeu_si512): Pass int * to
18960 __builtin_ia32_storedqusi512_mask.
18961 (_mm512_mask_storeu_epi32): Likewise.
18962 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
18963 char * to __builtin_ia32_storedquqi256_mask.
18964 (_mm_mask_storeu_epi8): Likewise.
18965 (_mm256_mask_loadu_epi16): Pass const short * to
18966 __builtin_ia32_loaddquhi256_mask.
18967 (_mm256_maskz_loadu_epi16): Likewise.
18968 (_mm_mask_loadu_epi16): Pass const short * to
18969 __builtin_ia32_loaddquhi128_mask.
18970 (_mm_maskz_loadu_epi16): Likewise.
18971 (_mm256_mask_loadu_epi8): Pass const char * to
18972 __builtin_ia32_loaddquqi256_mask.
18973 (_mm256_maskz_loadu_epi8): Likewise.
18974 (_mm_mask_loadu_epi8): Pass const char * to
18975 __builtin_ia32_loaddquqi128_mask.
18976 (_mm_maskz_loadu_epi8): Likewise.
18977 (_mm256_mask_storeu_epi16): Pass short * to.
18978 __builtin_ia32_storedquhi256_mask.
18979 (_mm_mask_storeu_epi16): Pass short * to.
18980 __builtin_ia32_storedquhi128_mask.
18981 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
18982 const double * to __builtin_ia32_loadupd256_mask.
18983 (_mm256_maskz_loadu_pd): Likewise.
18984 (_mm_mask_loadu_pd): Pass onst double * to
18985 __builtin_ia32_loadupd128_mask.
18986 (_mm_maskz_loadu_pd): Likewise.
18987 (_mm256_mask_storeu_pd): Pass double * to
18988 __builtin_ia32_storeupd256_mask.
18989 (_mm_mask_storeu_pd): Pass double * to
18990 __builtin_ia32_storeupd128_mask.
18991 (_mm256_mask_loadu_ps): Pass const float * to
18992 __builtin_ia32_loadups256_mask.
18993 (_mm256_maskz_loadu_ps): Likewise.
18994 (_mm_mask_loadu_ps): Pass const float * to
18995 __builtin_ia32_loadups128_mask.
18996 (_mm_maskz_loadu_ps): Likewise.
18997 (_mm256_mask_storeu_ps): Pass float * to
18998 __builtin_ia32_storeups256_mask.
18999 (_mm_mask_storeu_ps): ass float * to
19000 __builtin_ia32_storeups128_mask.
19001 (_mm256_mask_loadu_epi64): Pass const long long * to
19002 __builtin_ia32_loaddqudi256_mask.
19003 (_mm256_maskz_loadu_epi64): Likewise.
19004 (_mm_mask_loadu_epi64): Pass const long long * to
19005 __builtin_ia32_loaddqudi128_mask.
19006 (_mm_maskz_loadu_epi64): Likewise.
19007 (_mm256_mask_storeu_epi64): Pass long long * to
19008 __builtin_ia32_storedqudi256_mask.
19009 (_mm_mask_storeu_epi64): Pass long long * to
19010 __builtin_ia32_storedqudi128_mask.
19011 (_mm256_mask_loadu_epi32): Pass const int * to
19012 __builtin_ia32_loaddqusi256_mask.
19013 (_mm256_maskz_loadu_epi32): Likewise.
19014 (_mm_mask_loadu_epi32): Pass const int * to
19015 __builtin_ia32_loaddqusi128_mask.
19016 (_mm_maskz_loadu_epi32): Likewise.
19017 (_mm256_mask_storeu_epi32): Pass int * to
19018 __builtin_ia32_storedqusi256_mask.
19019 (_mm_mask_storeu_epi32): Pass int * to
19020 __builtin_ia32_storedqusi128_mask.
19021 * config/i386/i386-builtin-types.def (PCSHORT): New.
19022 (PINT64): Likewise.
19023 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
19024 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
19025 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
19026 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
19027 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
19028 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
19029 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
19030 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
19031 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
19032 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
19033 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
19034 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
19035 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
19036 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
19037 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
19038 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
19039 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
19040 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
19041 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
19042 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
19043 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
19044 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
19045 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
19046 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
19047 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
19048 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
19049 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
19050 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
19051 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
19052 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
19053 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
19054 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
19055 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
19056 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
19057 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
19058 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
19059 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
19060 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
19061 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
19062 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
19063 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
19064 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
19065 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
19066 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
19067 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
19068 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
19069 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
19070 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
19071 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
19073 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
19074 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
19076 (ix86_expand_vector_move_misalign): Likewise.
19077 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
19078 to scalar function prototype for unaligned load/store builtins.
19079 (ix86_expand_special_args_builtin): Updated.
19080 * config/i386/sse.md (UNSPEC_LOADU): Removed.
19081 (UNSPEC_STOREU): Likewise.
19082 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
19083 (VI_ULOADSTORE_F_AVX512VL): Likewise.
19084 (ssescalarsize): Handle V4TI, V2TI and V1TI.
19085 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19086 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19087 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
19088 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
19089 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
19090 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
19091 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
19092 (<avx512>_storedqu<mode>_mask): Likewise.
19093 (*sse4_2_pcmpestr_unaligned): Likewise.
19094 (*sse4_2_pcmpistr_unaligned): Likewise.
19095 (*mov<mode>_internal): Renamed to ...
19096 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
19097 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
19098 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
19099 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
19101 2016-04-19 Richard Biener <rguenther@suse.de>
19103 PR tree-optimization/70171
19104 * tree-ssa-phiprop.c: Include stor-layout.h.
19105 (phiprop_insert_phi): Handle the aggregate copy case.
19106 (propagate_with_phi): Likewise.
19108 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
19110 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
19111 instead of simplify_gen_subreg (... , 0).
19112 (ix86_delegitimize_address): Ditto.
19113 (ix86_split_divmod): Ditto.
19114 (ix86_split_copysign_const): Ditto.
19115 (ix86_split_copysign_var): Ditto.
19116 (ix86_expand_args_builtin): Ditto.
19117 (ix86_expand_round_builtin): Ditto.
19118 (ix86_expand_special_args_builtin): Ditto.
19119 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
19120 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
19121 (udivmodqi4): Ditto.
19122 (absneg splitters): Ditto.
19123 (*jcc_bt<mode>_1): Ditto.
19125 2016-04-19 Richard Biener <rguenther@suse.de>
19127 PR tree-optimization/70724
19128 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
19129 restoring out from ...
19130 (free_scc_vn): ... here.
19131 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
19132 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
19134 (pass_fre::execute): Restore SSA info.
19136 2016-04-19 Richard Biener <rguenther@suse.de>
19138 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
19139 * gimple-walk.c (walk_gimple_op): Initialize it.
19140 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
19141 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
19142 remapping SSA names of defs.
19143 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
19146 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
19148 PR middle-end/70689
19149 * lra-constraints.c (equiv_substition_p): New.
19150 (process_alt_operands): Use it.
19151 (swap_operands): Swap it.
19152 (curr_insn_transform): Update it.
19154 2016-04-18 Michael Matz <matz@suse.de>
19156 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
19157 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
19158 * tree-core.h (tree_type_common.align): Use bit-field.
19159 (tree_type_common.spare): New.
19160 (tree_decl_common.off_align): Make smaller.
19161 (tree_decl_common.align): Use bit-field.
19163 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
19164 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
19165 (scan_sharing_clauses): Ditto.
19166 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19167 (omp_finish_file): Ditto.
19168 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
19169 (layout_decl): Ditto.
19170 (relayout_decl): Ditto.
19171 (finalize_record_size): Use SET_TYPE_ALIGN.
19172 (finalize_type_size): Ditto.
19173 (finish_builtin_struct): Ditto.
19174 (layout_type): Ditto.
19175 (initialize_sizetypes): Ditto.
19176 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
19177 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
19178 (lookup_field_for_decl): Use SET_DECL_ALIGN.
19179 (get_chain_field): Ditto.
19180 (get_trampoline_type): Ditto.
19181 (get_nl_goto_field): Ditto.
19182 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
19184 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
19185 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
19186 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19187 (build_qualified_type): Use SET_TYPE_ALIGN.
19188 (build_aligned_type, build_range_type_1): Ditto.
19189 (build_atomic_base): Ditto.
19190 (build_common_tree_nodes): Ditto.
19191 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
19192 (expand_one_stack_var_at): Ditto.
19193 * coverage.c (build_var): Use SET_DECL_ALIGN.
19194 * except.c (init_eh): Ditto.
19195 * function.c (assign_parm_setup_block): Ditto.
19196 * symtab.c (increase_alignment_1): Ditto.
19197 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
19198 * tree-vect-stmts.c (ensure_base_align): Ditto.
19199 * varasm.c (align_variable): Ditto.
19200 (assemble_variable): Ditto.
19201 (build_constant_desc): Ditto.
19202 (output_constant_def_contents): Ditto.
19204 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
19205 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
19206 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
19207 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
19208 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
19210 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
19213 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
19214 replace %vmovsd with "%vmovq".
19215 (vec_concatv2df): Likewise.
19217 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
19219 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
19220 (*vec_extractv2si_0): Ditto.
19221 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
19222 (zero_extended_scalar_load_operand splitters): Ditto.
19223 (vec_extract splitters): Ditto.
19224 (*vec_extractv4si_0_zext): Ditto.
19225 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
19226 and lowpart_subreg.
19227 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
19228 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
19229 (*sse4_1_extractps): Use lowpart_subreg.
19230 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
19232 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19234 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
19236 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
19237 Mention Solaris 11 packaging changes.
19238 Update gas and gld requirements.
19239 Remove reference to pre-Solaris 10 bug.
19240 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
19242 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
19245 2016-04-17 Jan Hubicka <jh@suse.cz>
19247 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
19248 max_loop_iterations_int.
19250 2016-04-18 Richard Biener <rguenther@suse.de>
19252 PR tree-optimization/43434
19253 * tree-ssa-structalias.c (struct vls_data): New.
19254 (visit_loadstore): Handle all pointer-based accesses.
19255 (compute_dependence_clique): Compute a bitmap of restrict tags
19256 assigned bases and pass it to visit_loadstore.
19258 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
19261 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
19262 armv8.1-a and armv8.1-a+crc.
19264 2016-04-18 Richard Biener <rguenther@suse.de>
19266 PR tree-optimization/70701
19267 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
19268 references after translating through a memcpy.
19270 2016-04-18 Richard Biener <rguenther@suse.de>
19272 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
19273 (compute_antic): ... here. For partial antic use regular
19274 postorder and scrap iteration.
19275 (compute_partial_antic_aux): Remove unused return value.
19276 (init_pre): Do not allocate postorder.
19277 (fini_pre): Do not free postorder.
19279 2016-04-18 Richard Biener <rguenther@suse.de>
19281 PR middle-end/37870
19282 * expmed.c (extract_bit_field_1): Remove broken case
19283 using a wider MODE_INT mode.
19285 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
19287 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
19288 unless compiling with at least GCC-4.8.
19290 2016-04-17 Jan Hubicka <jh@suse.cz>
19293 * graphite.c (graphite_finalize): Update call to
19294 tree_estimate_probability.
19295 * predict.h (tree_estimate_probability): Update prototype.
19297 2016-04-17 Jan Hubicka <jh@suse.cz>
19299 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
19300 (tree_estimate_probability): Likewise.
19301 (pass_profile::execute): Update.
19302 (report_predictor_hitrates): New function.
19303 * profile.c (compute_branch_probabilities): Use it.
19304 * predict.h (report_predictor_hitrates): Declare.
19306 2016-04-17 Jan Hubicka <jh@suse.cz>
19309 * cgraph.h (cgraph_node::set_const_flag,
19310 cgraph_node::set_pure_flag): Update prototype to return bool;
19312 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
19313 of interposable symbol are interposable, too.
19314 (cgraph_set_const_flag_1): Rename to ...
19315 (set_const_flag_1): ... this one; change to self recursive function
19316 instead of call_for_symbol_thunks_and_aliases. Handle correctly
19317 clearnig the flag in all variants and also virtual thunks of const
19318 functions are pure; track if any change was done.
19319 (cgraph_node::set_const_flag): Update.
19320 (struct set_pure_flag_info): New struct.
19321 (cgraph_set_pure_flag_1): Rename to ...
19322 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
19323 rather than pointer encoded flags; track if any changes was done;
19324 handle correctly clearning flag and setting flag of aliases already
19326 (cgraph_node::set_pure_flag): Update.
19327 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
19329 2016-04-17 Tom de Vries <tom@codesourcery.com>
19332 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
19333 backslash in label.
19335 2016-04-17 Tom de Vries <tom@codesourcery.com>
19337 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
19338 '{}<> ' as escape-for-record.
19340 2016-04-17 Tom de Vries <tom@codesourcery.com>
19342 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
19345 2016-04-17 Tom de Vries <tom@codesourcery.com>
19348 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
19349 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
19350 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
19351 * passes.c (finish_optimization_passes): Only call
19352 finish_graph_dump_file if dfi->graph_dump_initialized.
19353 (execute_function_dump, pass_init_dump_file): Use
19354 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
19356 2016-04-17 Tom de Vries <tom@codesourcery.com>
19358 PR tree-optimization/70256
19359 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
19360 (debug_varmap): New function.
19362 2016-04-17 Tom de Vries <tom@codesourcery.com>
19365 * passes.c (pass_manager::register_pass): Propagate pflags.
19367 2016-04-17 Tom de Vries <tom@codesourcery.com>
19370 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
19371 * passes.c (pass_manager::pass_manager): Declare and init p_start in
19372 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
19373 check if it's equal to p_start.
19374 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
19376 2016-04-15 Jan Hubicka <jh@suse.cz>
19379 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
19380 function does not bind to current def.
19381 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
19382 handle conservatively calls to functions that does not need to bind
19384 (check_call): Update call of worse_state.
19385 (ignore_edge_for_nothrow): Update.
19386 (ignore_edge_for_pure_const): Likewise.
19387 (propagate_pure_const): Update calls to worse_state.
19388 (skip_function_for_local_pure_const): Reformat comments.
19390 2016-04-15 Jan Hubicka <jh@suse.cz>
19393 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
19394 (cgraph_node::function_symbol): Likewise.
19395 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19396 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
19397 (symtab_node::ultimate_alias_target): Add REF parameter.
19398 (symtab_node::binds_to_current_def_p): Declare.
19399 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
19400 (cgraph_node::function_symbol): Likewise.
19401 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19402 (cgraph_node::get_availability): Likewise.
19403 (cgraph_edge::binds_to_current_def_p): New inline function.
19404 (varpool_node::get_availability): Add REF parameter.
19405 (varpool_node::ultimate_alias_target): Likewise.
19406 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
19407 (symtab_node::binds_to_current_def_p): Likewise.
19408 * varpool.c (varpool_node::get_availability): Likewise.
19410 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19413 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
19414 Fix mode size check.
19416 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19418 * BASE-VER: Set to 7.0.0.
19420 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
19422 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
19424 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19426 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
19427 architecture revisions.
19429 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
19431 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
19432 * config/i386/i386.c (ix86_using_red_zone): No longer static.
19433 * config/i386/i386.md (stack decrement to push peepholes): Guard
19434 with !x86_using_red_zone ().
19436 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19439 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
19440 to dump_generic_node.
19441 (NIY): Pass also flags to do_niy.
19443 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
19445 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
19446 (simd_clone_vector_of_formal_parm_types)
19447 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
19448 (simd_clone_mangle, simd_clone_create)
19449 (simd_clone_adjust_return_type, create_tmp_simd_array)
19450 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
19451 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
19452 (ipa_simd_modify_function_body, simd_clone_linear_addend)
19453 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
19454 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
19455 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
19456 * omp-simd-clone.c: ... this new file.
19457 (simd_clone_vector_of_formal_parm_types): Make it static.
19458 * Makefile.in (OBJS): Add omp-simd-clone.o.
19460 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19463 * config/i386/sse.md: Use proper memory operand modifiers.
19466 2016-04-15 Richard Biener <rguenther@suse.de>
19467 Alan Modra <amodra@gmail.com>
19469 PR tree-optimization/70130
19470 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
19471 when alignment stays not the same and no not use the realign
19474 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
19477 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19478 direct move handlers for KFmode. Change TFmode handlers test from
19479 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
19481 2016-04-14 Jakub Jelinek <jakub@redhat.com>
19484 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
19485 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
19486 (inlined_polymorphic_ctor_dtor_block_p): Use it.
19487 * tree-ssa-live.c (remove_unused_scope_block_p): When
19488 in_ctor_dtor_block, avoid discarding not just BLOCKs with
19489 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
19490 block_ultimate_origin is FUNCTION_DECL.
19491 (remove_unused_locals): If current_function_decl is
19492 polymorphic_ctor_dtor_p, pass initial true to
19493 remove_unused_scope_block_p' is_ctor_dtor_block.
19495 2016-04-14 Martin Sebor <msebor@redhat.com>
19500 * doc/extend.texi (Variable Length): Revert.
19502 2016-04-14 Marek Polacek <polacek@redhat.com>
19503 Jan Hubicka <hubicka@ucw.cz>
19506 * tree.c (verify_type): Disable the canonical type of main variant
19509 2016-04-14 Jason Merrill <jason@redhat.com>
19511 * cfgexpand.c, expr.c: Revert previous change.
19513 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19515 PR middle-end/70643
19516 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19517 when building a mem ref for the incoming reduction variable.
19519 2016-04-14 Richard Biener <rguenther@suse.de>
19521 PR tree-optimization/70614
19522 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19523 loop if the evolution dropped to chrec_dont_know.
19524 (interpret_condition_phi): Likewise.
19526 2016-04-14 Richard Biener <rguenther@suse.de>
19528 PR tree-optimization/70623
19529 * tree-ssa-pre.c (changed_blocks): Make global ...
19530 (compute_antic): ... local here. Move and fix worklist
19531 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19532 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19533 worklist handling, dump when ANTIC_IN changed.
19534 (compute_partial_antic_aux): Remove worklist handling.
19535 (init_pre): Do not compute post dominators. Add a comment about
19536 the CFG order chosen.
19537 (fini_pre): Do not free post dominators.
19539 2016-04-13 Martin Sebor <msebor@redhat.com>
19544 * doc/extend.texi (Variable Length): Document C++ specifics.
19546 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19549 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19550 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19551 eh edges have been purged.
19554 * tree-sra.c (create_access_replacement,
19555 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19557 * tree-pretty-print.c (dump_fancy_name): New function.
19558 (dump_decl_name, dump_generic_node): Use it.
19560 2016-04-13 Jason Merrill <jason@redhat.com>
19562 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19563 * expr.c (expand_expr_real_1): Likewise.
19565 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19567 * config/i386/i386.md (kunpckhi): Swap operands.
19568 (kunpcksi): Likewise.
19569 (kunpckdi): Likewise.
19570 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19571 (vec_pack_trunc_<mode>): Likewise.
19573 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19576 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19578 PR middle-end/70633
19579 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19580 gimplification turns some element into non-constant.
19583 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19584 * explow.c (convert_memory_address_addr_space_1): No longer static,
19585 add NO_EMIT argument and don't call convert_modes if true, pass
19586 it down recursively, remove break after return.
19587 (convert_memory_address_addr_space): Adjust caller.
19588 * simplify-rtx.c (simplify_unary_operation_1): Call
19589 convert_memory_address_addr_space_1 instead of convert_memory_address,
19590 if it returns NULL, don't simplify.
19592 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19595 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19597 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19599 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19600 Bump the upper SIMDLEN limits, so that if the return type or
19601 characteristic type if the return type is void can be passed in
19602 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19605 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19608 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19609 Do not use "=" constraint on an input constraint.
19610 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19611 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19612 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19613 generates (neg (abs ...)) instead of (abs ...).
19615 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19617 PR rtl-optimization/70596
19618 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19619 just invalidate LRA data and reset them. Adjust dump wording.
19621 2016-04-12 Martin Liska <mliska@suse.cz>
19624 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19626 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19628 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19629 max_loop_iterations_int.
19630 (tree_unswitch_outer_loop): Likewise.
19631 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19632 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19634 2016-04-12 Tom de Vries <tom@codesourcery.com>
19636 PR tree-optimization/68756
19637 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19638 instead of new_name.
19640 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19642 PR tree-optimization/70602
19643 * tree-sra.c (generate_subtree_copies): Don't write anything into
19644 constant pool decls.
19646 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19647 regardless whether there are depend clauses or not.
19649 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19652 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19653 target attribute and pragma from changing the -mfloat128
19654 and -mfloat128-hardware options.
19656 * doc/extend.texi (Additional Floating Types): Document PowerPC
19657 __float128 restrictions.
19659 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19662 * config/aarch64/driver-aarch64.c
19663 (aarch64_get_extension_string_for_isa_flags): New.
19664 (arch_extension): Rename to...
19665 (aarch64_arch_extension): ...This.
19666 (ext_to_feat_string): Rename to...
19667 (aarch64_extensions): ...This.
19668 (aarch64_core_data): Keep track of architecture extension flags.
19669 (cpu_data): Rename to...
19670 (aarch64_cpu_data): ...This.
19671 (aarch64_arch_driver_info): Keep track of architecture extension
19673 (get_arch_name_from_id): Rename to...
19674 (get_arch_from_id): ...This, change return type.
19675 (host_detect_local_cpu): Update and reformat for renames, handle
19676 extensions through common infrastructure.
19678 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19681 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
19682 track of a canonical flag name.
19683 (all_extensions): Likewise.
19684 (arch_to_arch_name): Also track extension flags enabled by the arch.
19685 (all_architectures): Likewise.
19686 (aarch64_parse_extension): Move to here.
19687 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
19689 (aarch64_rewrite_selected_cpu): Update for above change.
19690 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
19691 are handled, such that the single explicit value enabled by an
19692 extension is kept seperate from the implicit values it also enables.
19693 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
19695 (aarch64_parse_extension): New.
19696 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
19697 here to config/aarch64/aarch64-protos.h.
19698 (aarch64_parse_extension): Move from here to
19699 common/config/aarch64/aarch64-common.c.
19700 (aarch64_option_print): Update.
19701 (aarch64_declare_function_name): Likewise.
19702 (aarch64_start_file): Likewise.
19703 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
19704 the canonical flag for extensions.
19705 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
19708 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19710 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
19713 2016-04-09 Tom de Vries <tom@codesourcery.com>
19715 PR tree-optimization/68953
19716 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
19717 first to last subscript.
19719 2016-04-09 Jakub Jelinek <jakub@redhat.com>
19721 PR tree-optimization/70586
19722 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
19725 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
19729 PR tree-optimization/70373
19730 PR middle-end/70533
19731 PR middle-end/70534
19732 PR middle-end/70535
19733 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
19734 clauses for acc parallel reductions as necessary. Error on those
19736 * omp-low.c (scan_sharing_clauses): Don't install variables which
19737 are used in acc parallel reductions.
19738 (lower_rec_input_clauses): Remove dead code.
19739 (lower_oacc_reductions): Add support for reference reductions.
19740 (lower_reduction_clauses): Remove dead code.
19741 (lower_omp_target): Don't remap variables appearing in acc parallel
19743 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
19745 2016-04-08 Jakub Jelinek <jakub@redhat.com>
19747 PR middle-end/70593
19748 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
19749 with multiple SSA_NAME defs, force the outputs other than first
19750 to be live before calling live_track_process_def on each output.
19752 PR rtl-optimization/70574
19753 * fwprop.c (forward_propagate_and_simplify): Don't add
19754 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
19755 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
19756 paradoxical subregs within *loc.
19758 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
19760 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
19761 -ftree-parallelize-loops={0,1}.
19762 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
19763 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
19764 * config/ia64/hpux.h (LIB_SPEC): Likewise.
19765 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
19766 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
19768 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
19771 * asan.c (instrument_derefs): If we get unknown location, extract it
19772 with EXPR_LOCATION.
19773 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
19775 2016-04-08 Tom de Vries <tom@codesourcery.com>
19777 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
19778 implicit firstprivate clause.
19780 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19783 * config/arm/thumb2.md (tst + branch-> lsls + branch
19784 peephole below *orsi_not_shiftsi_si): Require that condition
19785 register is dead after the peephole.
19786 (second peephole after the above): Likewise.
19788 2016-04-08 Alan Modra <amodra@gmail.com>
19791 * builtins.c (fold_builtin_classify): For IBM extended precision,
19792 look at just the high-order double to test for NaN.
19793 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
19794 test just the high double for Inf but both doubles for subnormal
19797 2016-04-07 Jakub Jelinek <jakub@redhat.com>
19799 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
19800 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
19801 node->simdclone->mask_mode != VOIDmode masks.
19802 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
19803 earlier, use it instead of node->simdclone.
19804 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19805 Set clonei->mask_mode.
19807 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19810 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
19811 Pass it through to cp_parser_already_scoped_statement.
19812 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
19813 it through to cp_parser_statement.
19814 (cp_parser_statement): Pass IF_P through to
19815 cp_parser_iteration_statement.
19816 (cp_parser_pragma): Adjust call to
19817 cp_parser_iteration_statement.
19819 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19822 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
19823 resolve a future -Wparentheses warning.
19824 * omp-low.c (scan_sharing_clauses): Likewise.
19825 * tree-parloops.c (eliminate_local_variables): Likewise.
19827 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
19829 PR rtl-optimization/70398
19830 * lra-constraints.c (process_address_1): Check zero scale and code
19831 for reloading with zero scale.
19833 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
19835 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
19836 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
19838 2016-04-06 Jakub Jelinek <jakub@redhat.com>
19840 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19841 Add support for AVX512F clones, include them by default for
19842 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
19843 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
19846 PR middle-end/70550
19847 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
19848 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
19849 firstprivate clauses.
19850 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
19851 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
19852 (lower_omp_target): Set TREE_NO_WARNING for
19853 non-addressable possibly uninitialized vars which are copied into
19854 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
19856 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
19858 * config/pa/predicates.md (integer_store_memory_operand): Accept
19859 REG+D operands with a large offset when reload_in_progress is true.
19860 (floating_point_store_memory_operand): Likewise.
19862 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19865 * match.pd (nested int casts): Limit to GIMPLE.
19867 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
19870 * ipa-devirt.c (maybe_record_node): Fix comment; use
19871 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
19873 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19875 PR rtl-optimization/70542
19876 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
19877 if there are any uses other than insn or debug insns.
19879 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
19880 Jakub Jelinek <jakub@redhat.com>
19882 PR tree-optimization/70509
19883 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
19884 Shift HOST_WIDE_INT_1U instead of 1.
19886 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
19888 PR tree-optimization/70509
19889 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
19890 of the vector base type for index.
19892 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
19895 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
19897 2016-04-05 Richard Biener <rguenther@suse.de>
19899 PR tree-optimization/70526
19900 * tree-sra.c (build_ref_for_offset): Use prev_base to
19901 extract the alias pointer type.
19903 2016-04-05 Richard Biener <rguenther@suse.de>
19905 * dse.c (struct store_info): Remove alias_set member.
19906 (struct read_info_type): Likewise.
19907 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
19908 spill_deleted, clear_alias_set_lookup): Remove.
19909 (get_group_info): Remove dead base == NULL_RTX case.
19910 (dse_step0): Remove initialization of removed variables.
19911 (delete_dead_store_insn): Reomve alias set dumping.
19912 (free_read_records): Remove alias_set handling.
19913 (canon_address): Remove alias_set_out parameter.
19914 (record_store): Remove spill_alias_set, it's always zero.
19915 (check_mem_read_rtx): Likewise.
19916 (dse_step2): Rename from ...
19917 (dse_step2_nospill): ... this. Adjust.
19918 (scan_stores): Rename from ...
19919 (scan_stores_nospill): ... this.
19920 (scan_reads): Rename from ...
19921 (scan_reads_nospill): ... this.
19922 (scan_stores_spill, scan_reads_spill): Remove.
19923 (dse_step3_scan): Remove for_spills argument which is always false.
19924 (dse_step3): Likewise.
19925 (dse_step5): Rename from ...
19926 (dse_step5_nospill): ... this. Remove alias_set handling.
19927 (rest_of_handle_dse): Adjust.
19929 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19932 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
19933 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
19934 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
19935 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
19937 2016-04-05 Richard Biener <rguenther@suse.de>
19939 PR middle-end/70499
19940 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
19941 non-register type temporaries into SSA.
19943 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
19946 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
19947 calls when sanitizing.
19948 (possible_polymorphic_call_target_p): Fix formatting.
19950 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19951 Jakub Jelinek <jakub@redhat.com>
19953 PR middle-end/70457
19954 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
19955 to ensure a call statement is compatible with a built-in's
19957 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
19960 2016-04-04 Richard Biener <rguenther@suse.de>
19962 PR rtl-optimization/70484
19963 * rtl.h (canon_output_dependence): Declare.
19964 * alias.c (canon_output_dependence): New function.
19965 * dse.c (record_store): Use canon_output_dependence rather
19966 than canon_true_dependence.
19968 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19971 * cgraph.h (symtab_node::copy_visibility_from): New function.
19972 * symtab.c (symtab_node::copy_visibility_from): New function.
19973 * ipa-visibility.c (optimize_weakref): New function.
19974 (function_and_variable_visibility): Use it.
19976 2016-04-04 Martin Liska <mliska@suse.cz>
19979 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
19980 value that is really in range handled by SBR instruction.
19981 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
19982 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
19983 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
19985 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
19989 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
19990 set, but not for SP_REG operands.
19992 2016-04-02 Martin Sebor <msebor@redhat.com>
19995 * fold-const.c (maybe_nonzero_address): New function.
19996 (fold_comparison): Call it. Fold equality and relational
19997 expressions involving null pointers.
19998 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
20000 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
20002 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
20003 the "Y" constraint (scalar FP 0.0 immediate).
20005 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
20006 Add the "const_double" to the list of operand constraints.
20008 2016-04-01 Jakub Jelinek <jakub@redhat.com>
20010 PR rtl-optimization/70467
20011 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
20012 If low word of the last operand is 0, just emit addition/subtraction
20015 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20018 * config/s390/s390.c (s390_expand_insv): Check for everything
20019 constant instead of just VOIDmode stuff.
20021 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20024 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
20026 2016-04-01 Nathan Sidwell <nathan@acm.org>
20028 * tree.def (TRY_CATCH_EXPR): Correct documentation.
20030 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
20032 PR rtl-optimization/70461
20033 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
20036 2016-03-31 Martin Liska <mliska@suse.cz>
20039 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
20040 a tree value or an immediate integer value to a buffer
20041 that is eventually copied to a BRIG section.
20042 (emit_immediate_operand): Call the function here.
20043 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
20044 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
20045 of class' fields that are removed.
20046 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
20047 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
20048 m_brig_repr_size fields.
20050 2016-03-31 Martin Liska <mliska@suse.cz>
20053 * hsa-gen.c (hsa_function_representation::update_dominance): New
20055 (convert_addr_to_flat_segment): Likewise.
20056 (gen_hsa_memory_set): New alignment argument.
20057 (gen_hsa_ctor_assignment): Likewise.
20058 (gen_hsa_insns_for_single_assignment): Provide alignment
20059 to gen_hsa_ctor_assignment.
20060 (gen_hsa_insns_for_direct_call): Add new argument.
20061 (expand_lhs_of_string_op): New function.
20062 (expand_string_operation_builtin): Likewise.
20063 (expand_memory_copy): New function.
20064 (expand_memory_set): New function.
20065 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
20066 (convert_switch_statements): Change signature.
20067 (generate_hsa): Use a return value of the function.
20068 (pass_gen_hsail::execute): Do not call
20069 convert_switch_statements here.
20070 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
20071 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
20072 (hsa_function_representation::update_dominance): New function.
20074 2016-03-31 Martin Liska <mliska@suse.cz>
20077 * hsa-brig.c (emit_directive_variable): Emit alignment
20078 according to hsa_symbol::m_align.
20079 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
20080 (dump_hsa_symbol): Dump alignment of HSA symbols.
20081 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
20082 (gen_hsa_addr_with_align): New function.
20083 (hsa_bitmemref_alignment): Use newly added function.
20084 (gen_hsa_insns_for_load): Likewise.
20085 (gen_hsa_insns_for_store): Likewise.
20086 (gen_hsa_memory_copy): New argument added.
20087 (gen_hsa_insns_for_single_assignment): Respect
20088 alignment for assignments processed via gen_hsa_memory_copy.
20089 (gen_hsa_insns_for_direct_call): Likewise.
20090 (gen_hsa_insns_for_return): Likewise.
20091 (gen_function_def_parameters): Set default alignment.
20092 * hsa.c (hsa_object_alignment): New function.
20093 (hsa_byte_alignment): Pasted function.
20094 * hsa.h (hsa_symbol::m_align): New field.
20096 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20098 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
20099 scratch field for goto case.
20101 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
20103 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
20105 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
20108 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
20109 (scalar_chain::convert_insn): Call convert_op for reg
20110 moves to handle undefined registers.
20112 2016-03-31 Nathan Sidwell <nathan@acm.org>
20115 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
20116 Assert we don't want to move backwards.
20118 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
20121 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
20123 2016-03-31 Jakub Jelinek <jakub@redhat.com>
20125 PR rtl-optimization/70460
20126 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
20127 with operand from REG_LABEL_OPERAND, instead substitute
20128 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
20129 Don't do anything for REG_NON_LOCAL_GOTO jumps.
20131 2016-03-31 Martin Liska <mliska@suse.cz>
20133 * passes.c (execute_one_pass): Do not call
20134 todo_after for a discarded function.
20136 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20138 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
20139 (no_cost, infinite_cost): Initialize the new field.
20140 (get_computation_cost_at): Record setup cost.
20141 (determine_use_iv_cost_address): Skip cost computation for sub
20142 uses if we can estimate it without losing accuracy.
20144 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20146 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20148 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20149 max_loop_iterations_int.
20150 (tree_unswitch_outer_loop): Likewise.
20151 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20152 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20154 2016-03-30 Richard Biener <rguenther@suse.de>
20156 PR middle-end/70450
20157 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
20159 2016-03-30 Jakub Jelinek <jakub@redhat.com>
20162 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
20163 in gen_blendm expander.
20165 2016-03-30 Nick Clifton <nickc@redhat.com>
20168 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
20169 case where we are already provided with an SImode SUBREG.
20171 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
20174 * config/i386/i386.c (ix86_expand_epilogue): Properly check
20175 conflict between DRAP register and __builtin_eh_return.
20177 2016-03-30 Michael Matz <matz@suse.de>
20178 Richard Biener <rguenther@suse.de>
20181 * ipa-polymorphic-call.c (struct type_change_info): Change
20182 speculative to an unsigned allowing to limit the work we do.
20183 (csftc_abort_walking_p): New inline function..
20184 (check_stmt_for_type_change): Limit the number of may-defs
20185 skipped for speculative devirtualization to
20186 max-speculative-devirt-maydefs.
20187 * params.def (max-speculative-devirt-maydefs): New param.
20188 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
20190 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
20193 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
20196 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
20198 PR tree-optimization/59124
20199 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
20200 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
20202 2016-03-29 Jeff Law <law@redhat.com>
20204 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
20206 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20208 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
20211 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
20213 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
20214 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
20215 gcrt0.o if linking dynamically.
20217 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20220 * ipa-devirt.c (methods_equal_p): New function.
20221 (compare_virtual_tables): Use it.
20222 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
20223 * cgraphclones.c (clone_function_name_1): Use
20224 symbol_table::symbol_suffix_separator.
20225 * coverage.c (build_var): Likewise.
20226 * symtab.c (symbol_table::symbol_suffix_separator): New.
20228 2016-03-29 Jakub Jelinek <jakub@redhat.com>
20230 PR rtl-optimization/70429
20231 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
20232 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
20233 mode != result_mode.
20236 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
20238 PR tree-optimization/70405
20239 * ssa-iterators.h (num_imm_uses): Add missing braces.
20241 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
20243 PR rtl-optimization/68695
20244 * ira-color.c (allocno_copy_cost_saving): New.
20245 (improve_allocation): Use it.
20247 2016-03-29 Richard Henderson <rth@redhat.com>
20249 PR middle-end/70355
20250 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
20252 2016-03-29 Richard Biener <rguenther@suse.de>
20254 PR middle-end/70424
20255 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
20256 use alignment returned by get_pointer_alignment_1 if it is
20257 bigger than BITS_PER_UNIT.
20258 * builtins.c (get_pointer_alignment_1): Do not return true
20259 for alignment extracted from SSA info.
20261 2016-03-28 James Bowman <james.bowman@ftdichip.com>
20263 * config/ft32/ft32.opt (mnodiv): New.
20264 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
20265 * doc/invoke.texi (FT32 Options -mnodiv): New.
20267 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
20270 * config/i386/i386.md (define_split, andn): Fix modes.
20272 2016-03-26 Richard Biener <rguenther@suse.de>
20273 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20276 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
20278 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
20279 as 2nd argument to cl_optimization_restore().
20281 2016-03-25 Richard Henderson <rth@redhat.com>
20284 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
20285 * config/aarch64/aarch64-protos.h: Declare it.
20286 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
20288 2016-03-25 Alan Modra <amodra@gmail.com>
20291 * config/rs6000/constraints.md (j): Simplify.
20292 * config/rs6000/predicates.md (easy_fp_constant): Exclude
20294 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
20295 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
20296 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
20297 in all constraint alternatives.
20298 (movtd_64bit_nodm): Delete "j" constraint alternative.
20300 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20302 * tree-ssa-propagate.c: Enhance docs for
20303 SSA_PROP_NOT_INTERESTING.
20305 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20307 * doc/extend.texi: Fix typo in documentation to pure attribute.
20309 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
20312 * config/pa/pa.md (bswapdi2): Use a scratch register.
20314 2016-03-24 Richard Henderson <rth@redhat.com>
20316 PR middle-end/69845
20317 * fold-const.c (extract_muldiv_1): Correct test for multiplication
20320 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
20322 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
20323 using ix86_expand_binary_operator instead of gen_andsi3.
20325 2016-03-24 Richard Biener <rguenther@suse.de>
20327 PR tree-optimization/70396
20328 * tree-vect-stmts.c (vectorizable_comparison): Use
20329 get_vectype_for_scalar_type.
20331 2016-03-24 Richard Biener <rguenther@suse.de>
20333 PR middle-end/70370
20334 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
20335 with register bases.
20337 2016-03-24 Richard Biener <rguenther@suse.de>
20339 PR tree-optimization/70372
20340 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
20341 build_all_ones_cst to also handle vector types correctly.
20343 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20346 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
20349 2016-03-23 Marek Polacek <polacek@redhat.com>
20352 * doc/invoke.texi: Document -Wignored-attributes.
20354 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20356 PR tree-optimization/69042
20357 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
20358 parameter from 30 to 40.
20360 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20362 PR tree-optimization/69042
20363 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
20364 for use with constant offset stripped in base.
20366 2016-03-23 Richard Biener <rguenther@suse.de>
20368 PR middle-end/70251
20369 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
20370 mode compatibility check.
20371 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20373 2016-03-23 Jeff Law <law@redhat.com>
20375 PR tree-optimization/64058
20376 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
20378 (struct ssa_conflicts): Move up earlier in the file.
20379 (conflicts_, var_map_): New static variables.
20380 (initialize_conflict_count): New function to initialize the
20381 CONFLICT_COUNT field for each conflict pair.
20382 (compare_pairs): Lazily initialize the conflict count and use it
20383 as the first tie-breaker.
20384 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
20385 and wipe conflicts_ and map_ around the call to qsort. Remove
20386 special case for 2 coalesce pairs.
20387 * bitmap.c (bitmap_count_unique_bits): New function.
20388 (bitmap_count_bits_in_word): New function, extracted from
20390 (bitmap_count_bits): Use bitmap_count_bits_in_word.
20391 * bitmap.h (bitmap_count_unique_bits): Declare it.
20393 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
20396 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
20397 transparent alias chain for decl assembler name.
20398 * config/sol2.c (solaris_assemble_visibility): Likewise.
20400 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20402 * config/arm/arm1020e.md (1020call_op): Reduce reservation
20404 (v10_fdivs): Likewise.
20405 (v10_fdivd): Likewise.
20407 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20410 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
20411 to not call fclose twice on file.
20413 2016-03-23 Jakub Jelinek <jakub@redhat.com>
20415 PR tree-optimization/70354
20416 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20417 oprnd0 is wider than oprnd1 and there is a cast from the wider
20418 type to oprnd1, mask it with the mask of the narrower type.
20421 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
20422 Optimize TARGET_STV splitters, if high or low word of last argument
20425 2016-03-22 Jeff Law <law@redhat.com>
20428 tree-ssa-threadbackward.c
20429 (fsm_find_control_statement_thread_paths): Correctly distinguish
20430 between old style jump threads vs FSM jump threads.
20432 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
20435 * config/i386/i386.c (scalar_chain::convert_op): Support
20436 uninitialized register usage case.
20438 2016-03-22 Richard Biener <rguenther@suse.de>
20440 PR middle-end/70251
20441 * genmatch.c (gen_transform): Adjust last parameter to a three-state
20443 (capture::gen_transform): ... to change behavior when substituting
20444 a condition into cond or not-cond expr context.
20445 (dt_simplify::gen_1): Adjust.
20446 * gimple-match-head.c: Include gimplify.h for unshare_expr.
20447 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
20448 last change and instead change to
20449 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
20450 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20452 2016-03-22 Anthony Green <green@moxielogic.com>
20454 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
20455 issue for moxiebox targets.
20456 (CC1PLUS_SPEC): Ditto.
20458 2016-03-22 Richard Biener <rguenther@suse.de>
20460 PR middle-end/70333
20461 * fold-const.c (extract_muldiv_1): Properly perform multiplication
20464 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20466 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
20468 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20471 * config/i386/i386.c (def_builtin): Handle
20472 OPTION_MASK_ISA_AVX512VL to be and-ed with other
20474 (const struct builtin_description bdesc_special_args[]):
20475 Remove duplicate ISA bits.
20477 2016-03-22 Jakub Jelinek <jakub@redhat.com>
20480 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
20481 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
20482 in a way that works also for AVX512BW.
20485 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
20486 instead of source if operands[1] is xmm16 and above and
20487 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
20488 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
20491 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
20492 on assign if (*from_p) is a comparison, set it to
20493 TREE_NO_WARNING (*from_p).
20495 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20497 PR middle-end/70326
20498 * lra.c (restore_scratches): Ignore deleted insns.
20500 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
20501 Jakub Jelinek <jakub@redhat.com>
20503 PR tree-optimization/70317
20504 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
20507 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20510 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20511 of ix86_expand_move.
20513 (movti): Use general_operand for operand 1 predicate.
20515 2016-03-21 Martin Liska <mliska@suse.cz>
20517 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20519 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20521 2016-03-21 Martin Liska <mliska@suse.cz>
20524 * ipa-icf.c (sem_function::parse): Skip static
20525 constructors and destructors.
20527 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20530 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20531 function-like macro, peek following token(s) if it is followed
20532 by CPP_OPEN_PAREN token with optional padding in between, and
20533 if not, don't treat it like a macro.
20535 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20536 Alexander Monakov <amonakov@ispras.ru>
20538 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20539 for the stabs debug format.
20541 2016-03-21 Richard Biener <rguenther@suse.de>
20543 PR tree-optimization/70310
20544 * tree-vect-generic.c (expand_vector_condition): Fold the built
20547 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20550 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20551 Block third alternative for AVX-512VL target,
20553 2016-03-21 Martin Liska <mliska@suse.cz>
20556 * hsa-brig.c (emit_function_directives): Mark unemitted
20557 global variables for emission.
20558 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20559 (get_symbol_for_decl): Likewise.
20560 * hsa.h (struct hsa_symbol): New flag.
20562 2016-03-21 Richard Biener <rguenther@suse.de>
20564 PR tree-optimization/70288
20565 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20566 we do not estimate unsimplified all-constant conditionals or
20567 switches as optimized away.
20569 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20571 PR rtl-optimization/69102
20572 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20573 when we have a readonly dependency context.
20575 2016-03-18 Jeff Law <law@redhat.com>
20577 PR rtl-optimization/70263
20578 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20579 (update_equiv_regs): When trying to move a store to after the insn
20580 that sets the source of the store, make sure the store occurs after
20581 the insn that sets the source of the store. When successful note
20582 the REG_EQUIV note created in the dump file.
20584 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20585 Bernd Schmidt <bschmidt@redhat.com>
20587 * doc/extend.texi: Document more potential problems with basic asms.
20589 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20591 PR rtl-optimization/70278
20592 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20595 2016-03-18 Jason Merrill <jason@redhat.com>
20597 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20599 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20601 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20602 values to 128b regs.
20604 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20606 PR tree-optimization/70252
20607 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20608 boolean vector has a proper number of elements.
20609 (supportable_narrowing_operation): Likewise.
20611 2016-03-18 Tom de Vries <tom@codesourcery.com>
20614 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20616 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20618 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20619 instead of replace_rtx for DEBUG_INSNs.
20621 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20623 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20624 load type reservations.
20626 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20629 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20630 define_constraint for "Q" and "T" constraints.
20632 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20634 Tweak the pipeline model for Exynos M1
20636 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20639 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20642 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20643 where one or both locations aren't within a line_map.
20645 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20648 * opts.c (finish_options): Don't set flag_pie to the default if
20649 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20652 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20654 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20655 true as ALL_REGS argument to replace_rtx.
20657 2016-03-17 Richard Biener <rguenther@suse.de>
20660 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20663 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20666 * rtl.h (replace_rtx): Add ALL_REGS argument.
20667 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20668 equality and assert mode is the same, instead of just rtx pointer
20670 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20671 true as ALL_REGS argument to replace_rtx.
20673 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20675 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20676 for boolean vector with vector mode only.
20677 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20679 2016-03-17 Nick Clifton <nickc@redhat.com>
20682 * config/rx/rx.c (rx_print_integer): Print negative constants in
20685 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20688 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
20690 2016-03-16 Richard Henderson <rth@redhat.com>
20691 Richard Biener <rguenth@suse.de>
20693 PR middle-end/70240
20694 PR middle-end/68215
20696 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
20697 first operand as is_gimple_condexpr.
20699 PR middle-end/70240
20700 PR middle-end/68215
20702 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
20703 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
20704 Do not gimplify the result.
20705 (do_unop): Adjust call to tree_vec_extract.
20706 (do_binop): Likewise.
20707 (do_compare): Likewise.
20708 (do_plus_minus): Likewise.
20709 (do_negate): Likewise.
20710 (expand_vector_condition): Likewise.
20711 (do_cond): Likewise.
20713 2016-03-16 Richard Henderson <rth@redhat.com>
20716 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
20717 (aarch64_classify_address): Use it.
20718 (aarch64_legitimize_address): Force all subexpressions of PLUS
20719 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
20721 2016-03-16 Jakub Jelinek <jakub@redhat.com>
20722 Richard Biener <rguenth@suse.de>
20725 * rtlanal.c (replace_rtx): For REG, if from is a REG,
20726 return to even if only REGNO is equal, and assert
20729 2016-03-11 Jeff Law <law@redhat.com>
20731 PR rtl-optimization/70224
20732 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
20734 2016-03-16 Richard Henderson <rth@redhat.com>
20736 PR middle-end/70199
20737 * function.h (struct function): Add has_forced_label_in_static.
20738 * gimplify.c (force_labels_r): Set it.
20739 * lto-streamer-in.c (input_struct_function_base): Read it.
20740 * lto-streamer-out.c (output_struct_function_base): Write it.
20741 * tree-inline.c (has_label_address_in_static_1): Remove.
20742 (copy_forbidden): Remove fndecl parameter; test
20743 has_forced_label_in_static.
20744 (inline_forbidden_p): Update call to copy_forbidden.
20745 (tree_versionable_function_p): Likewise.
20746 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
20747 (chkp_versioning): Likewise.
20748 * tree-inline.h (copy_forbidden): Update decl.
20750 2016-03-16 Marek Polacek <polacek@redhat.com>
20753 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
20754 function being thunked if the result type doesn't have fixed size.
20755 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
20756 doesn't have fixed size.
20758 2016-03-16 Bin Cheng <bin.cheng@arm.com>
20760 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
20761 reporting malformed loop nest.
20763 2016-03-16 Tom de Vries <tom@codesourcery.com>
20766 * ipa-devirt.c (possible_polymorphic_call_targets): Move
20767 nodes.length () == 1 test to before first nodes[0] access.
20769 2016-03-16 Tom de Vries <tom@codesourcery.com>
20771 PR tree-optimization/68715
20772 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
20773 single_pred_p test.
20775 2016-03-16 Tom de Vries <tom@codesourcery.com>
20777 PR tree-optimization/68809
20778 * graphite-scop-detection.c (same_close_phi_node): Test if result types
20781 2016-03-16 Carlos O'Donell <carlos@redhat.com>
20782 Sandra Loosemore <sandra@codesourcery.com>
20784 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
20785 on leaf attribute. Mention ELF interposition problems.
20787 2016-03-16 Alan Modra <amodra@gmail.com>
20789 PR rtl-optimization/69195
20790 PR rtl-optimization/47992
20791 * ira.c (indirect_jump_optimize): Ignore artificial defs.
20794 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
20797 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
20799 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20801 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
20803 2016-03-15 Jakub Jelinek <jakub@redhat.com>
20805 PR rtl-optimization/70222
20806 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
20807 optimization if mode is different from result_mode, queue up masking
20808 of the result in outer_op. Formatting fix.
20810 PR middle-end/70239
20811 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
20814 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20816 PR rtl-optimization/69032
20817 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
20818 looping backwards over basic block insns.
20820 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20823 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
20824 to non-speculative when propagating trap bits.
20826 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20828 PR rtl-optimization/63384
20829 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
20830 DEBUG_INSN_P insns.
20832 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20835 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
20836 factored out from ...
20837 (sched_analyze_insn): ... here.
20838 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
20839 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
20840 get_implicit_reg_pending_clobbers in it.
20841 (setup_id_reg_sets): Use setup_id_implicit_regs.
20842 (deps_init_id): Ditto.
20844 2016-03-15 Tom de Vries <tom@codesourcery.com>
20847 * cgraph.c (cgraph_node::get_body): Save, reset and restore
20849 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
20850 execute_function_dump.
20851 (execute_one_pass): Don't dump function if it will be dumped after ipa
20854 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
20856 * genrecog.c (match_pattern_2): If pred is NULL don't call
20857 safe_predicate_mode on it.
20859 2016-03-14 Jakub Jelinek <jakub@redhat.com>
20861 PR middle-end/70219
20862 * lra-constraints.c (delete_move_and_clobber): Change assertion
20863 to also allow dregno == 0.
20865 2016-03-14 Richard Henderson <rth@redhat.com>
20868 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
20869 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
20870 (reassociate_bb): Use optimize_vec_cond_expr; avoid
20871 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
20874 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
20877 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
20879 (lra_create_live_ranges_1): initialize hard register biggest_mode to
20881 * lra-constraints.c (split_reg): For hard regs, try to find the
20882 biggest single-register mode used in the function.
20884 2016-03-14 Richard Biener <rguenther@suse.de>
20886 PR tree-optimization/56365
20887 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
20888 constants to compare against.
20890 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
20893 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
20894 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
20895 (define_split for the GPR case): Use int_reg_operand instead of
20896 gpc_reg_operand for the output.
20898 2016-03-14 Tom de Vries <tom@codesourcery.com>
20900 PR tree-optimization/70045
20901 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
20902 create_empty_if_region_on_edge argument.
20904 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
20906 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
20907 (STACK_CHECK_PROTECT): Likewise.
20908 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20909 (STACK_CHECK_PROTECT): Likewise.
20910 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20911 (STACK_CHECK_PROTECT): Likewise.
20912 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
20913 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
20914 (STACK_CHECK_PROTECT): Likewise.
20916 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
20918 PR rtl-optimization/69307
20919 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
20920 registers in modes that span more than one register.
20922 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
20925 * lra-constraints.c (delete_move_and_clobber): New.
20926 (remove_inheritance_pseudos): Use it.
20928 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
20931 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
20932 the libcall is LCT_THROW.
20933 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
20934 for the checking routine.
20936 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20939 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
20940 optimization if we have direct move.
20941 (roundu32<mode>2_fprs): Likewise.
20943 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
20946 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
20948 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
20949 Arguments swapped. All callers changed. Take reg_renumber into
20950 account, and Calculate and compare register ranges for hard regs.
20952 2016-03-11 Jeff Law <law@redhat.com>
20954 PR tree-optimization/70190
20955 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20956 Handle cases where we can not extract the taken edge, even though we
20957 found a constant value.
20959 PR tree-optimization/64058
20960 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
20961 (num_coalesce_pairs): Move up earlier in file.
20962 (find_coalesce_pair): Initialize the INDEX field for each pair
20964 (compare_pairs): No longer sort on the elements in each pair.
20965 Instead break ties with the index of the coalesce pair.
20967 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20970 * config/aarch64/aarch64-protos.h
20971 (aarch64_save_restore_target_globals): New prototype.
20972 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
20973 Call the above when popping pragma.
20974 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
20976 (aarch64_set_current_function): Rewrite using the above.
20978 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20980 PR tree-optimization/70177
20981 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
20982 (extract_ops_from_tree): ... this. In the 2 argument
20983 overload remove _1 suffix.
20984 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
20985 (extract_ops_from_tree): ... this.
20986 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
20988 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
20989 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
20990 extract_ops_from_tree instead of 2 operand one.
20992 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
20994 PR tree-optimization/70013
20995 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
20996 for constant-pool entries.
20998 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21000 PR rtl-optimization/70174
21001 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
21002 followed by gen_lowpart on force_reg instead of just gen_lowpart.
21004 PR tree-optimization/70169
21005 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
21006 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
21009 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21010 Jakub Jelinek <jakub@redhat.com>
21013 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
21014 of uninitialized values.
21016 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21018 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
21020 ("*trunctddd2"): New pattern definition.
21021 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
21024 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21026 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
21027 definitions for BFP and DFP rounding modes.
21028 ("fixuns_truncdddi2", "fixuns_trunctddi2")
21029 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
21030 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
21031 ("fix_trunctf<mode>2"): Use the new constants instead of magic
21034 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21036 * config/s390/constraints.md: Adjust comment.
21037 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
21038 s390_decompose_addrstyle_without_index.
21039 * config/s390/predicates.md (shift_count_or_setmem_operand):
21040 Rename to setmem_operand.
21041 * config/s390/s390-protos.h
21042 (s390_decompose_shift_count): Rename to
21043 s390_decompose_addrstyle_without_index.
21044 * config/s390/s390.c (s390_decompose_shift_count)
21045 (s390_mem_constraint, print_shift_count_operand)
21046 (print_operand_address, print_operand): Rename
21047 s390_decompose_shift_count to
21048 s390_decompose_addrstyle_without_index and rename
21049 print_shift_count_operand to print_addrstyle_operand troughout the
21051 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
21052 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
21053 Rename shift_count_or_setmem_operand to setmem_operand.
21054 * config/s390/vx-builtins.md ("vec_insert<mode>")
21055 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
21058 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21061 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21062 Handle overlapping retval and newval.
21064 2016-03-10 Nick Clifton <nickc@redhat.com>
21067 * config/aarch64/aarch64.c
21068 (aarch64_override_options_after_change_1): When forcing
21069 flag_omit_frame_pointer to be true, use a special value that can
21070 be detected if this function is called again, thus preventing
21071 flag_omit_leaf_frame_pointer from being forced to be false.
21073 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21075 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
21076 Set x_flag_omit_leaf_frame_pointer when handling
21077 -momit-leaf-frame-pointer.
21079 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21082 * cgraph.c (cgraph_node::dump): Dump split_part and
21083 indirect_call_target.
21084 * cgraph.h (cgraph_node): Add indirect_call_target flag.
21085 * ipa.c (has_addr_references_p): Cleanup.
21086 (is_indirect_call_target_p): New.
21087 (walk_polymorphic_call_targets): Do not mark virtuals that may be
21088 called indirectly as local.
21089 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
21091 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21094 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21095 on cxa_pure_virtual.
21097 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21100 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
21102 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21105 * tree.c (need_assembler_name_p): Only record main variant type names.
21107 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21110 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
21111 Always define to 0 or 1.
21112 (TARGET_FIX_ERR_A53_843419): New macro.
21113 * config/aarch64/aarch64-elf-raw.h
21114 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
21115 * config/aarch64/aarch64-linux.h: Likewise.
21116 * config/aarch64/aarch64.c
21117 (aarch64_override_options_after_change_1): Do not default
21118 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
21120 (aarch64_attributes): Handle fix-cortex-a53-843419.
21121 (aarch64_can_inline_p): Likewise.
21122 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
21124 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
21125 Jakub Jelinek <jakub@redhat.com>
21127 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
21128 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
21129 DECL_COMMONS if flag_unconstrained_commons is set.
21130 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21131 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
21132 (funconstrained-commons): Document.
21134 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21136 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
21137 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
21139 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
21141 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
21142 has a proper number of elements.
21144 2016-03-10 Alan Modra <amodra@gmail.com>
21146 PR rtl-optimization/69195
21147 PR rtl-optimization/47992
21148 * ira.c (recorded_label_ref): Delete.
21149 (update_equiv_regs): Return void.
21150 (indirect_jump_optimize): New function.
21151 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
21152 before regstat_compute_ri. Don't rebuild_jump_labels here.
21153 Delete update_regstat.
21155 2016-03-10 Richard Biener <rguenther@suse.de>
21157 PR tree-optimization/70128
21158 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21159 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
21161 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21163 PR tree-optimization/70152
21164 * tree-sra.c (replace_removed_params_ssa_names): Copy over
21165 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
21168 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
21169 instead of gen_sse2_loadlpd.
21170 * config/i386/sse.md (*vec_concatv2df): Rename to...
21171 (vec_concatv2df): ... this.
21173 PR tree-optimization/70127
21174 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
21176 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21180 * diagnostic-show-locus.c (compatible_locations_p): New function.
21181 (layout::layout): Sanitize ranges using compatible_locations_p.
21183 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21187 * diagnostic-show-locus.c (layout_range::layout_range): Replace
21188 location_range param with three const expanded_locations * and a
21190 (layout::layout): Replace call to
21191 rich_location::lazily_expand_location with get_expanded_location.
21192 Extract the range and perform location expansion here, passing
21193 the results to the layout_range ctor.
21194 * diagnostic.c (source_range::debug): Delete.
21195 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
21196 of rich_location::get_expanded_location.
21197 * gcc-rich-location.c (get_range_for_expr): Delete.
21198 (gcc_rich_location::add_expr): Reimplement to avoid the
21199 rich_location::add_range overload that took a location_range,
21200 passing a location_t instead.
21202 2016-03-09 Richard Biener <rguenther@suse.de>
21203 Jakub Jelinek <jakub@redhat.com>
21205 PR tree-optimization/70138
21206 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21207 Also skip vect_double_reduction_def.
21209 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21212 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
21213 if the operand is "m".
21215 2016-03-09 Nathan Sidwell <nathan@acm.org>
21217 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
21219 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21221 * config/i386/i386.c (processor_target_table): Fix cost table
21222 intialization order for znver1.
21224 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21226 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
21227 - becuase -> because.
21228 * ipa-reference.c (ignore_module_statics): Likewise.
21229 * cgraph.c (cgraph_node::get_body): Likewise.
21230 * ipa-inline.c (early_inliner): Likewise.
21231 * ipa-devirt.c (types_same_for_odr): Likewise.
21232 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
21233 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
21235 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21237 * tree-ssa-math-opts.c: Fix typo in comment.
21239 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21242 * config/i386/i386.c (scalar_chain::make_vector_copies,
21243 scalar_chain::convert_reg): Call end_sequence in between
21244 get_insns and emit_conversion_insns rather than after both
21247 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
21250 * config/i386/i386.h (machine_function): Add
21251 pc_thunk_call_expanded flag.
21252 (ix86_pc_thunk_call_expanded): New define.
21253 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
21254 (*set_got): Rename insn pattern from set_got.
21255 (*set_got_labelled): Rename inst pattern from set_got_labelled.
21256 * config/i386/i386.c (ix86_compute_frame_layout): Use
21257 ix86_pc_thunk_call_expanded to prevent red-zone.
21259 2016-03-07 Martin Jambor <mjambor@suse.cz>
21261 * hsa.h (hsa_get_ctor_statements): Declare.
21262 (hsa_get_dtor_statements): Likewise.
21263 (hsa_get_kernel_dispatch_type): Likewise.
21264 * hsa.c (hsa_get_ctor_statements): New function.
21265 (hsa_get_dtor_statements): Likewise.
21266 (hsa_get_kernel_dispatch_type): Likewise.
21267 * hsa-brig.c (hsa_cdtor_statements): Removed.
21268 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
21269 hsa_get_dtor_statements.
21270 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
21271 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
21273 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
21275 * config/arm/arm-cores.def (cortex-r8): New.
21276 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
21277 * config/arm/arm-tune.md: Likewise.
21278 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
21280 2016-03-07 Martin Sebor <msebor@redhat.com>
21282 PR rtl-optimization/19705
21283 * doc/invoke.texi (Options That Control Optimization): Clarify
21284 -fno-branch-count-reg.
21286 2016-02-26 Richard Biener <rguenther@suse.de>
21287 Jeff Law <law@redhat.com>
21289 PR tree-optimization/69740
21290 * cfghooks.c (remove_edge): Request loop fixups if we delete
21291 an edge that might turn an irreducible loop into a natural
21293 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
21294 Move after definition of loops_state_clear.
21296 2016-03-07 Bin Cheng <bin.cheng@arm.com>
21298 PR rtl-optimization/69052
21299 * rtlanal.c (commutative_operand_precedence): Set higher precedence
21302 2016-03-07 Tom de Vries <tom@codesourcery.com>
21304 PR tree-optimization/70116
21305 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
21306 is_tm_ending stmts and ubsan/asan internal functions.
21307 (find_duplicate): Use it. Don't test is_tm_ending here.
21309 2016-03-07 Richard Biener <rguenther@suse.de>
21311 PR tree-optimization/70115
21312 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
21313 (propagate_constants_for_unrolling): Use replace_uses_by.
21315 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
21317 PR middle-end/69916
21318 * omp-low.c (struct oacc_loop): Add ifns.
21319 (new_oacc_loop_raw): Initialize it.
21320 (finish_oacc_loop): Clear mask & flags if no ifns.
21321 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
21322 (oacc_loop_xform_loop): Add ifns arg & adjust.
21323 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
21325 2016-03-07 Richard Henderson <rth@redhat.com>
21328 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
21329 (insert_value_copy_on_edge): Likewise.
21331 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21333 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
21335 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21338 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
21340 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21342 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
21344 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21346 Fix sseimul type attribute.
21347 * config/i386/znver1.md
21348 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
21349 znver1_sseimul_avx256_load) : Fix the type attribute.
21350 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
21351 pipe usage and latency.
21353 2016-03-05 Jakub Jelinek <jakub@redhat.com>
21356 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
21357 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
21360 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21363 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
21365 PR rtl-optimization/69941
21366 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
21367 the reg share its mode.
21369 2016-03-04 Jeff Law <law@redhat.com>
21371 PR tree-optimization/69196
21372 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21373 If the both SSA_NAMEs are anonymous, then consider them unassociated
21374 and include the PHI in the statement count.
21376 2016-03-05 Tom de Vries <tom@codesourcery.com>
21378 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
21379 construct in oacc routine. Check for oacc region in oacc routine.
21381 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21384 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
21385 2016-02-22 changes, instead don't recurse if RECUR is already true.
21386 Don't change *dynamic_check if RECUR. Adjust recursive caller
21387 to pass true to the new argument.
21388 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
21391 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21392 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
21394 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
21396 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21398 PR rtl-optimization/57676
21399 * lra-assigns.c (lra_assign): Guard test for maximum iterations
21400 with flag_checking.
21402 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
21404 * tree-vect-patterns.c (search_type_for_mask): Handle
21405 comparison of booleans.
21407 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21409 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
21413 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
21414 all other ops that have dw_val_class_die_ref operands,
21415 and DW_OP_GNU_entry_value.
21417 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21419 PR rtl-optimization/69904
21420 * config/arm/arm.c (arm_cannot_copy_insn_p):
21421 Return true for load-exclusive instructions.
21423 2016-03-03 Jakub Jelinek <jakub@redhat.com>
21426 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
21427 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
21428 the pattern no matter if it is used just by non-pattern, pattern
21430 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
21431 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21432 oprnd1 def_stmt is in pattern, don't look through it.
21434 2016-03-03 Marek Polacek <polacek@redhat.com>
21436 PR middle-end/70050
21437 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
21439 2016-03-03 Martin Liska <mliska@suse.cz>
21441 PR tree-optimization/70043
21442 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
21443 previous statement if we see a debug statement.
21445 2016-03-03 Richard Biener <rguenther@suse.de>
21447 PR tree-optimization/55936
21448 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
21449 parameter and guard unsafe equivalence use.
21450 (vrp_evaluate_conditional_warnv_with_ops): Always use
21451 safe equivalences but not via the quadratic compare_names
21454 2016-03-03 Michael Collison <michael.collison@linaro.org>
21457 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
21458 for operand 1 to s_register_operand. Change predicate for operand
21459 2 to arm_not_immediate_operand.
21461 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
21463 * doc/tm.texi: Regenerated.
21465 2016-03-02 Richard Henderson <rth@redhat.com>
21468 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
21469 simplification when all args are positive non-fixed registers.
21471 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21473 * target.def (lra_p): Specify that new ports should use LRA.
21475 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21478 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
21479 gimplify_type_sizes the type they refer to.
21480 (omp_notice_variable): Handle reference vars to VLAs.
21481 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
21482 reference to VLA decls in the second pass instead of first pass.
21484 2016-03-02 Tom de Vries <tom@codesourcery.com>
21486 PR tree-optimization/68659
21487 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
21488 new_expr == NULL_TREE.
21489 (get_new_name): Handle ADDR_EXPR.
21491 2016-03-02 Bin Cheng <bin.cheng@arm.com>
21493 PR rtl-optimization/69052
21494 * loop-invariant.c (canonicalize_address): New function.
21495 (inv_can_prop_to_addr_use): Check validity of address expression
21496 which is canonicalized by above function.
21498 2016-03-02 Alan Modra <amodra@gmail.com>
21501 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
21504 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21507 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
21508 (*movhi_internal): Put mask moves from and to memory separately
21509 from moves from/to GPRs.
21511 2016-03-02 Richard Biener <rguenther@suse.de>
21513 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21514 GENERIC expressions in GIMPLE.
21516 2016-03-02 Richard Biener <rguenther@suse.de>
21518 * config/i386/i386.c (type_natural_mode): Fix typo.
21520 2016-03-02 Nick Clifton <nickc@redhat.com>
21522 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21524 2016-03-02 Richard Biener <rguenther@suse.de>
21525 Uros Bizjak <ubizjak@gmail.com>
21528 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21530 2016-03-02 Richard Biener <rguenther@suse.de>
21532 PR middle-end/67278
21533 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21535 2016-03-02 Marek Polacek <polacek@redhat.com>
21538 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21539 "is promoted to" warning.
21541 2016-03-01 DJ Delorie <dj@redhat.com>
21543 * config.gcc: Deprecate mep-*.
21545 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21547 PR middle-end/70025
21548 * lra-constraints.c (regno_val_use_in): New.
21549 (match_reload): Use it instead of regno_use_in.
21551 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21553 PR rtl-optimization/70007
21554 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21555 references present in REG_EQUAL notes attached to non-SET patterns.
21557 2016-03-01 Jeff Law <law@redhat.com>
21559 PR tree-optimization/69196
21560 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21561 Appropriately clamp the number of statements to copy when the
21562 thread path does not traverse a loop backedge.
21564 PR tree-optimization/69196
21565 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21566 Do count some PHIs in the thread path against the insn count. Decrease
21567 final statement count by one as the control statement in the last
21568 block will get removed. Remove special cased code for handling PHIs
21571 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21574 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21575 asm dialect alternatives to explicit GOTPCREL calls.
21577 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21580 * ira.c (do_reload): Issue warning for generic stack checking here...
21581 * reload1.c (reload): ...instead of here and streamline it.
21583 2016-03-01 Nick Clifton <nickc@redhat.com>
21585 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21587 2016-03-01 Richard Biener <rguenther@suse.de>
21589 PR tree-optimization/69983
21590 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21591 types and fall back to operand_equal_p.
21593 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21596 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21598 * config/s390/constraints.md ("jm8"): New constraint.
21599 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21601 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21603 ("*setmem_long<setmem_and>"): New pattern.
21604 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21606 ("*setmem_long_31z<setmem_and>"): New pattern.
21607 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21608 New substitution rules with the required attributes.
21611 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21614 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21616 * gensupport.c (process_substs_on_one_elem): Split loop to
21617 complete mark_operands_used_in_match_dup on all expressions in the
21619 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21620 and remove function.
21622 2016-03-01 Richard Biener <rguenther@suse.de>
21624 PR middle-end/70022
21625 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21626 vector BIT_FIELD_REF extract.
21628 2016-03-01 Richard Biener <rguenther@suse.de>
21630 PR tree-optimization/69994
21631 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21633 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21635 PR tree-optimization/69956
21636 * tree-vect-stmts.c (supportable_widening_operation): Support
21637 multi-step conversion of boolean vectors.
21638 (supportable_narrowing_operation): Likewise.
21640 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21642 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21645 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21647 * config/s390/subst.md (DSI_VI): New mode iterator.
21648 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21649 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21650 the insn definition.
21651 ("*vec_set<mode>"): Change predicate and add alternative to
21652 support only either register or const_int operands as element
21654 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21656 ("vec_extract<mode>"): New expander.
21657 ("*vec_extract<mode>"): New insn definition supporting reg and
21658 const_int element selectors.
21659 ("*vec_extract<mode>_plus"): New insn definition supporting
21660 reg+const_int element selectors.
21661 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21662 following expander+insn definition.
21663 ("<vec_shifts_name><mode>3"): New expander.
21664 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21666 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21668 * config/s390/s390.md ("*tabort_1"): Change predicate to
21669 nonmemory_operand. Add a second alternative to cover
21670 register as well as const int operands.
21671 ("*tabort_1_plus"): New pattern definition.
21673 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21675 * config/s390/s390.md ("*ashrdi3_cc_31")
21676 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21677 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21678 Merge insn definitions into ...
21679 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21680 New pattern definition.
21681 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
21682 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
21683 ("*ashr<mode>3_and"): Merge insn definitions into ...
21684 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21685 New pattern definition.
21686 * config/s390/subst.md ("addr_style_op_cc_subst")
21687 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
21688 substitutions patterns plus attributes.
21689 Add ashiftrt to SUBST iterator.
21691 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21693 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
21694 op2 to nonmemory_operand.
21695 ("*<shift>di3_31", "*<shift>di3_31_and"):
21696 Merge into single pattern definition ...
21697 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
21698 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
21699 pattern definition ...
21700 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
21701 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
21704 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21706 * config/s390/predicates.md (const_int_6bitset_operand): New
21708 * config/s390/s390.md: Include subst.md.
21709 ("rotl<mode>3"): New expander.
21710 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
21712 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
21713 * config/s390/subst.md: New file.
21715 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21717 * config/s390/s390.md ("op_type", "atype", "length" attributes):
21718 Remove RRR type. It doesn't really exist.
21719 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
21721 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
21722 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
21723 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
21724 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
21725 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
21726 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
21727 `enabled' attribute.
21729 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21731 * gensupport.c (process_substs_on_one_elem): Split loop to
21732 complete mark_operands_used_in_match_dup on all expressions in the
21734 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21735 and remove function.
21737 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21740 * config/sparc/sparc.c (NWORDS_UP): Rename to...
21741 (CEIL_NWORDS): ...this. Use CEIL macro.
21742 (compute_fp_layout): Adjust to above renaming.
21743 (function_arg_union_value): Likewise.
21744 (sparc_arg_partial_bytes): Likewise.
21745 (sparc_function_arg_advance): Likewise.
21747 2016-02-29 Jeff Law <law@redhat.com>
21749 PR tree-optimization/70005
21750 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
21751 where an object with a boolean range is compared against a value
21754 PR tree-optimization/69999
21755 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
21756 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
21759 2016-02-29 Richard Biener <rguenther@suse.de>
21761 PR tree-optimization/69994
21762 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
21763 (get_unary_op): Look through nop conversions.
21764 (ops_equal_values_p): New function, look for equality diregarding
21766 (eliminate_plus_minus_pair): Use ops_equal_values_p
21767 (repropagate_negates): Do not use get_unary_op here.
21769 2016-02-29 Martin Liska <mliska@suse.cz>
21771 * system.h: Poison ENABLE_CHECKING macro.
21773 2016-02-29 Martin Liska <mliska@suse.cz>
21775 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
21776 is presented in dump flags.
21777 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21778 (hsa_regalloc): Likewise.
21780 2016-02-19 Richard Biener <rguenther@suse.de>
21782 PR tree-optimization/69980
21783 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
21784 permutation of those we need to keep.
21786 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21789 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
21790 (NWORDS_UP): ...this
21791 (init_cumulative_args): Minor tweaks.
21792 (sparc_promote_function_mode): Likewise.
21793 (scan_record_type): Delete.
21794 (traverse_record_type): New function template.
21795 (classify_data_t): New structure type.
21796 (classify_registers): New inline function.
21797 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
21798 exhausted. Instantiate traverse_record_type on classify_registers and
21799 deal with the case of a structure passed in slot #15 with no FP field
21801 (assign_data_t): New structure type.
21802 (compute_int_layout): New static function.
21803 (compute_fp_layout): Likewise.
21804 (count_registers): New inline function.
21805 (assign_int_registers): New static function.
21806 (assign_fp_registers): Likewise.
21807 (assign_registers): New inline function.
21808 (function_arg_record_value_1): Delete.
21809 (function_arg_record_value_2): Likewise.
21810 (function_arg_record_value_3): Likewise.
21811 (function_arg_record_value): Adjust to above changes. Instantiate
21812 traverse_record_type on count_registers to first count the number of
21813 registers to be used and then on assign_registers to assign them.
21814 (function_arg_union_value): Adjust to above renaming.
21815 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
21816 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
21817 case of a structure passed in slot #15
21818 (sparc_function_arg_advance): Likewise.
21819 (function_arg_padding): Minor tweak.
21821 2016-02-29 Richard Biener <rguenther@suse.de>
21823 PR tree-optimization/69720
21824 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
21825 the adjustment_def path for possibly vectorized defs.
21826 (vect_create_epilog_for_reduction): Handle vectorized initial
21829 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
21831 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
21833 2016-02-27 Jeff Law <law@redhat.com>
21836 2016-02-26 Richard Biener <rguenther@suse.de>
21837 Jeff Law <law@redhat.com>
21839 PR tree-optimization/69740
21840 * cfghooks.c (remove_edge): Request loop fixups if we delete
21841 an edge that might turn an irreducible loop into a natural
21844 2016-02-27 Jakub Jelinek <jakub@redhat.com>
21846 PR rtl-optimization/69896
21847 * tree-vect-generic.c (get_compute_type): Avoid single element
21850 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
21852 Rename the AArch64 tuning option and related functions to enable the
21853 Newton series for the reciprocal square root to reflect its
21854 approximative characteristic.
21856 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
21857 function to "aarch64_emit_approx_rsqrt".
21858 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
21859 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
21860 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
21861 (xgene1_tunings): Likewise.
21862 (use_rsqrt_p): Likewise.
21863 (aarch64_emit_swrsqrt): Use new function name.
21864 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
21865 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
21866 text explaining this option.
21867 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
21869 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21872 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
21873 complain about -mallow-movmisalign without -mvsx if
21874 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
21876 2016-02-26 Joel Sherrill <joel@rtems.org>
21878 * config.gcc: Add x86_64-*-rtems*.
21879 * config/i386/rtems-64.h: New file.
21881 2016-02-26 Joel Sherrill <joel@rtems.org>
21883 * config.gcc: Add aarch64-*-rtems*.
21884 * config/aarch64/rtems.h: New file.
21886 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
21889 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
21890 shift amount using %h. Add comment.
21892 2016-02-26 Richard Biener <rguenther@suse.de>
21893 Jeff Law <law@redhat.com>
21895 PR tree-optimization/69740
21896 * cfghooks.c (remove_edge): Request loop fixups if we delete
21897 an edge that might turn an irreducible loop into a natural
21900 2016-02-26 Martin Jambor <mjambor@suse.cz>
21902 PR middle-end/69920
21903 * tree-sra.c (sra_modify_assign): Do not remove loads of
21904 uninitialized aggregates to SSA_NAMEs.
21906 2016-02-26 Richard Henderson <rth@redhat.com>
21909 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
21910 pseudo in case the target rtx matches the source of the left
21913 2016-02-26 Martin Jambor <mjambor@suse.cz>
21916 * hsa.h (hsa_type_packed_p): Declare.
21917 * hsa.c (hsa_type_packed_p): New function.
21918 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
21920 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
21921 * hsa-brig.c (emit_basic_insn): Likewise.
21923 2016-02-26 Martin Jambor <mjambor@suse.cz>
21926 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
21928 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
21930 2016-02-26 Martin Jambor <mjambor@suse.cz>
21932 * hsa.h (is_a_helper): New overload for hsa_op_immed for
21933 hsa_op_with_type operands.
21934 (hsa_unsigned_type_for_type): Declare.
21935 * hsa.c (hsa_unsigned_type_for_type): New function.
21936 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
21937 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
21938 the finalizer. Do not emit extra move.
21940 2016-02-26 Martin Jambor <mjambor@suse.cz>
21942 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
21943 atomic operations in private segment.
21945 2016-02-26 Martin Jambor <mjambor@suse.cz>
21947 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
21948 statements to wi->info. Also disallow omp simd constructs.
21949 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
21950 for not gridifying. Dump special string for omp_for.
21952 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21955 * config/aarch64/aarch64.c (aarch64_set_current_function):
21956 Save/restore target globals when switching to
21957 target_option_default_node.
21959 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21962 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
21963 Return 0 if !SHIFT_COUNT_TRUNCATED.
21965 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21966 Eric Botcazou <ebotcazou@adacore.com>
21968 PR rtl-optimization/69891
21969 * dse.c (scan_insn): If we can't figure out memset arguments
21970 or they are non-constant, call clear_rhs_from_active_local_stores.
21972 2016-02-26 Martin Liska <mliska@suse.cz>
21974 * doc/extend.texi: Mention clog10, clog10f an clog10l
21975 in Builtins section.
21977 2016-02-26 Martin Liska <mliska@suse.cz>
21979 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
21981 (resolve_args_picking_1): Likewise.
21982 * dwarf2out.h (struct GTY): Likewise.
21984 2016-02-26 Martin Liska <mliska@suse.cz>
21986 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
21987 with flag_checking.
21988 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21990 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
21991 Martin Liska <mliska@suse.cz>
21993 * doc/install.texi: Mention --enable-valgrind-annotations.
21995 2016-02-26 Richard Biener <rguenther@suse.de>
21997 PR tree-optimization/69551
21998 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
21999 looking through aliases adjust DECL_PT_UID to refer to the
22000 ultimate alias target.
22002 2016-02-25 Martin Liska <mliska@suse.cz>
22004 PR middle-end/69919
22005 * alloc-pool.c (after_memory_report): New variable.
22006 * alloc-pool.h (base_pool_allocator ::release): Do not use
22007 the infrastructure if after_memory_report.
22008 * toplev.c (toplev::main): Mark after memory report.
22010 2016-02-25 Richard Biener <rguenther@suse.de>
22012 PR tree-optimization/48795
22013 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
22015 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
22018 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
22019 offloading is enabled and -fopenacc or -fopenmp is specified.
22020 (CRTOFFLOADEND): Likewise.
22021 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
22022 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
22023 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
22024 (offload_objects_file_name): New static var.
22025 (tool_cleanup): Remove offload_objects_file_name file.
22026 (find_offloadbeginend): Replace with ...
22027 (find_crtoffloadtable): ... this.
22028 (run_gcc): Remove offload_argc and offload_argv.
22029 Get offload_objects_file_name from -foffload-objects=... option.
22030 Read names of object files with offload from this file, pass them to
22031 compile_images_for_offload_targets. Don't call find_offloadbeginend and
22032 don't pass offloadbegin and offloadend to the linker. Don't pass
22033 offload non-LTO files to the linker, because now they're not claimed.
22035 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
22038 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22039 on builtin_unreachable.
22041 2016-02-25 Jakub Jelinek <jakub@redhat.com>
22043 PR rtl-optimization/69896
22044 * regcprop.c: Include cfgrtl.h.
22045 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
22046 than remembered mode, either delete it (if noop_move_p), or
22047 treat like copy_p but not noop_p instruction.
22049 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22052 * dwarf2out.c (gen_variable_die): Work around buggy LTO
22053 - allow NULL decl for Fortran DW_TAG_common_block variables.
22055 2016-02-24 Jason Merrill <jason@redhat.com>
22057 * common.opt (flifetime-dse): Add -flifetime-dse=1.
22059 2016-02-24 Richard Biener <rguenther@suse.de>
22060 Jakub Jelinek <jakub@redhat.com>
22062 PR middle-end/69760
22063 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
22064 conditionally executed ops to well-defined overflow behavior.
22066 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22068 PR middle-end/69915
22069 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
22072 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22074 PR rtl-optimization/69886
22075 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
22076 argument. Use it when checking validity of set instructions.
22077 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
22078 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
22080 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
22081 * store-motion.c (find_moveable_store): Update
22082 can_assign_to_reg_without_clobbers_p callsite.
22084 2016-02-24 Richard Biener <rguenther@suse.de>
22086 PR middle-end/68963
22087 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
22089 (record_nonwrapping_iv): Do not fall back to the low/high bound
22090 for non-constant IV bases if the stmt is not always executed.
22092 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22094 * config/arm/arm-cores.def (cortex-a32): New entry.
22095 * config/arm/arm-tables.opt: Regenerate.
22096 * config/arm/arm-tune.md: Regenerate.
22097 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
22098 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
22099 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
22100 for -mcpu and -mtune.
22102 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22105 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
22106 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
22107 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
22108 (atomic_loaddi_1): Delete.
22109 (atomic_loaddi): Rewrite expander using the above changes.
22111 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22114 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
22117 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22118 Richard Biener <rguenth@suse.de>
22120 PR middle-end/69909
22121 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
22122 set_mem_attributes if tem is SSA_NAME which got expanded
22125 2016-02-24 Richard Biener <rguenther@suse.de>
22127 PR tree-optimization/69907
22128 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
22129 end of permutations for BB vectorization.
22131 2016-02-24 Christian Bruel <christian.bruel@st.com>
22133 * config/arm/arm-c.c (arm_option_override): Initialize
22134 target_option_current_node.
22135 * config/arm/arm.c (arm_pragma_target_parse): Replace
22136 build_target_option_node call by target_option_current_node.
22137 Set target_option_current_node.
22140 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
22143 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
22144 define_insn_and_split to define_insn.
22145 (zero_extendqi<mode>2_dot2): Same.
22146 (extendqi<mode>2_dot): Same.
22147 (extendqi<mode>2_dot2): Same.
22149 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22151 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
22152 and add bypass for AES{D,E} and AESMC pairs.
22153 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
22156 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22158 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
22159 series for reciprocal square root in Exynos M1.
22161 2016-02-23 Martin Sebor <msebor@redhat.com>
22164 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
22165 __builtin_alloca_with_align.
22167 2016-02-23 Richard Henderson <rth@redhat.com>
22169 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
22170 (ix86_register_pragmas): Remove __seg_tls.
22171 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
22172 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
22173 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
22174 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
22175 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
22176 * doc/extend.texi (__seg_tls): Remove item.
22178 2016-02-23 Richard Biener <rguenther@suse.de>
22180 * alloc-pool.h (struct allocation_object): Make id member
22181 conditional on CHECKING_P again.
22182 (get_instance): Adjust.
22183 (base_pool_allocator): Likewise.
22185 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
22187 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
22188 (parallelize_loops): In OpenACC kernels mode, set n_threads to
22190 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
22192 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
22194 2016-02-23 Richard Biener <rguenther@suse.de>
22196 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
22197 * bitmap.h (struct bitmap_usage): Likewise.
22198 (bitmap_move): Declare.
22199 * bitmap.c (register_overhead): Take size_t argument.
22200 (bitmap_move): New function.
22201 * df-problems.c (df_rd_transfer_function): Use bitmap_move
22202 to properly account overhead.
22203 * tree.c (free_node): Use tree_size.
22205 2016-02-23 Jakub Jelinek <jakub@redhat.com>
22208 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
22209 when inverting comparison.
22212 * common.opt (Wunreachable-code): Add Warning flag.
22214 2016-02-23 Mark Wielaard <mjw@redhat.com>
22215 Jakub Jelinek <jakub@redhat.com>
22218 * cgraphunit.c (check_global_declaration): Check main_input_filename
22219 and DECL_SOURCE_FILE are not NULL.
22221 2016-02-23 Martin Jambor <mjambor@suse.cz>
22223 PR tree-optimization/69666
22224 * tree-sra.c (sra_modify_assign): Do not attempt to create
22225 default_def replacements for unscalarizable regions.
22227 2016-02-20 Mark Wielaard <mjw@redhat.com>
22230 * cgraphunit.c (check_global_declaration): Check level of
22231 warn_unused_const_variable and main_input_filename.
22232 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
22233 (-Wunused-variable): For C implies -Wunused-const-variable=1.
22234 (-Wunused-const-variable): Explain levels 1 and 2.
22236 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22239 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
22240 identical arguments. Formatting and spelling fixes.
22243 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
22248 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
22249 and m68k-devices.def.
22250 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
22251 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
22253 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
22255 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
22256 and HImode registers.
22258 2016-02-22 Richard Biener <rguenther@suse.de>
22260 PR tree-optimization/69882
22261 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
22262 preserve permutations present because of gaps.
22263 (vect_supported_load_permutation_p): Always continue checking
22264 permutations after vect_attempt_slp_rearrange_stmts.
22266 2016-02-22 Bin Cheng <bin.cheng@arm.com>
22268 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
22269 min_profitable_estimate, rather than min_profitable_iters.
22271 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22274 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
22275 SImode for last match_operand.
22277 2016-02-22 Martin Liska <mliska@suse.cz>
22279 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
22280 return bitsize - 1 as the return value.
22282 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
22286 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
22287 Handle negative shift counts.
22288 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
22289 force_reg on the shift constant.
22290 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
22291 (lshrsi3_d): Handle negative shift counts.
22293 2016-02-22 Richard Biener <rguenther@suse.de>
22294 Tom de Vries <tom@codesourcery.com>
22296 * graph.c: Include dumpfile.h.
22297 (print_graph_cfg): Split into three overloads.
22298 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
22300 2016-02-22 Tom de Vries <tom@codesourcery.com>
22302 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
22305 2016-02-22 Richard Biener <rguenther@suse.de>
22308 * ipa-inline-transform.c (inline_call): When not updating
22309 overall summaries adjust self size by the growth estimate.
22310 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
22311 hash-set, do not update overall summaries here. Renamed from ...
22312 (inline_to_all_callers): ... this which is now wrapping the
22313 above and performing delayed overall summary update.
22314 (early_inline_small_functions): Delay updating of the overall
22317 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
22319 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
22322 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22325 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
22326 :%* in %:gt() argument.
22327 (greater_than_spec_func): Adjust for expecting only numbers,
22328 if there are more than two numbers, compare the last two.
22330 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
22332 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
22333 -Wnarrowing with -std.
22335 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22338 * expr.c (store_field): Don't use bit-field path if exp is
22339 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
22340 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
22341 and the assignment can be performed by bitwise copy. Formatting
22344 PR middle-end/69838
22345 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
22346 call copy_reg_eh_region_note_forward on before and/or after sequences
22347 and remove note from insn if it no longer can throw.
22350 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
22351 if TARGET_AVX512BW.
22353 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22355 * config/s390/vector.md: Add missing commutative operand markers
22356 to the patterns which qualify for one.
22357 * config/s390/vx-builtins.md: Likewise.
22359 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22361 * config/s390/vector.md (VI, VI_QHS): Add single element vector
22362 types to mode iterators.
22363 (vec_double): ... and mode attribute.
22364 * config/s390/vx-builtins.md (non_vec_int): Likewise.
22366 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22368 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
22369 Change the predicate of op2 from nonimmediate to general and let
22370 reload fix it if necessary.
22372 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22374 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
22376 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22378 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
22381 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22383 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
22384 * config/s390/s390.c (s390_expand_vec_movstr): New function.
22385 * config/s390/s390.md ("movstr<P:mode>"): Call
22386 s390_expand_vec_movstr.
22388 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22390 * config/s390/s390.md: Add missing output modifier for operand 1
22391 to print it as address properly.
22393 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22395 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
22396 * config/s390/2964.md: New file.
22397 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
22398 of insn grouping attributes depending on the CPU level.
22399 (s390_get_unit_mask): New function.
22400 (s390_sched_score): Remove the OOO from the scheduling macros.
22401 Add loop to calculate a score for the instruction mix.
22402 (s390_sched_reorder): Likewise plus improve debug output.
22403 (s390_sched_variable_issue): Rename macros as above. Calculate
22404 the unit distances after actually scheduling an insn. Improve
22406 (s390_sched_init): Clear last_scheduled_unit_distance array.
22407 * config/s390/s390.md: Include 2964.md.
22409 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22412 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
22413 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
22414 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
22415 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
22416 *avx512f_<code>v8div16qi2_mask_1): New insns.
22418 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22421 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
22424 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
22425 earlyclobber from target. Use wF constraint for fused memory
22427 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
22429 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22430 Martin Liska <mliska@suse.cz>
22433 * cfgexpand.c (asan_sanitize_stack_p): New function.
22434 (partition_stack_vars): Use the function.
22435 (expand_stack_vars): Likewise.
22436 (defer_stack_allocation): Likewise.
22437 (expand_used_vars): Likewise.
22439 2016-02-18 Richard Biener <rguenther@suse.de>
22441 PR middle-end/69553
22442 * fold-const.c (operand_equal_p): Properly compare offsets for
22443 IMAGPART_EXPR and ARRAY_REF.
22445 2016-02-18 Nick Clifton <nickc@redhat.com>
22449 * config/arm/arm.c (arm_option_override_internal): Disable
22450 interworking if the target does not support thumb instructions.
22451 (arm_reload_in_hi): Handle the case where a register to register
22452 move needs reloading because there is no simple pattern to handle
22454 (arm_reload_out_hi): Likewise.
22456 2016-02-18 Richard Biener <rguenther@suse.de>
22458 PR middle-end/69854
22459 * match.pd: Don't use fold_binary or fold_unary for folding
22462 2016-02-17 Jakub Jelinek <jakub@redhat.com>
22465 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
22466 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
22467 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
22468 warn on gimple_no_warning_p statements.
22470 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
22472 * doc/extend.texi (C++ Attributes): Correct description of
22473 warn_unused type attribute.
22475 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22477 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
22478 correct instruction.
22480 2016-02-17 Richard Biener <rguenther@suse.de>
22482 PR rtl-optimization/69609
22483 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
22484 (find_traces_1_round): When ending a trace update cached priority
22486 (bb_to_key): Use cached priority when available.
22487 (copy_bb): Initialize cached priority.
22488 (reorder_basic_blocks_software_trace_cache): Likewise.
22490 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22493 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
22495 (aarch64_comparison_operator): Break overly long line into two.
22496 (aarch64_comparison_operation): Likewise.
22497 * config/aarch64/aarch64.md (cstorecc4): Use
22498 aarch64_comparison_operator_mode instead of
22499 aarch64_comparison_operator.
22500 (cstore<mode>4): Likewise.
22501 (aarch64_cstore<mode>): Likewise.
22502 (*cstoresi_insn_uxtw): Likewise.
22503 (cstore<mode>_neg): Likewise.
22504 (*cstoresi_neg_uxtw): Likewise.
22506 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22509 * config/arm/predicates.md (arm_comparison_operator_mode):
22511 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22512 instead of arm_comparison_operator.
22513 (*mov_negscc): Likewise.
22514 (*mov_notscc): Likewise.
22515 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22516 (*thumb2_mov_negscc): Likewise.
22517 (*thumb2_mov_negscc_strict_it): Likewise.
22518 (*thumb2_mov_notscc): Likewise.
22519 (*thumb2_mov_notscc_strict_it): Likewise.
22521 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22523 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22524 Add missing return.
22526 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22528 * config/visium/visium.c (machine_libfunc_index): New enum.
22529 (machine_libfuncs): New structure.
22530 (visium_libfuncs): New static variable.
22531 (TARGET_INIT_LIBFUNCS): Define to...
22532 (visium_init_libfuncs): ...this. New function.
22533 (expand_block_move_4): Use the appropriate libfunc.
22534 (expand_block_move_2): Likewise.
22535 (expand_block_move_1): Likewise.
22536 (expand_block_set_4): Likewise.
22537 (expand_block_set_2): Likewise.
22538 (expand_block_set_1): Likewise.
22539 (visium_trampoline_init): Likewise.
22541 2016-02-17 Nick Clifton <nickc@redhat.com>
22543 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22544 TI's devices.csv file as of March 2016.
22546 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22549 * opts-global.c (handle_common_deferred_options): Introduce and
22550 initialize two global variables to remember command-line options
22551 specifying a stack-limiting register.
22552 * opts.h: Add extern declarations of the two new global variables.
22553 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22554 variable based on the values of the two new global variables.
22556 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22559 * common.opt (Wnonnull-compare): New warning.
22560 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22561 of arguments against NULL.
22562 (-Wnonnull-compare): Document.
22563 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22564 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22565 * passes.def (pass_warn_nonnull_compare): Add.
22566 * gimple-ssa-nonnull-compare.c: New file.
22568 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22570 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22571 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22573 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22575 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22576 reciprocal sqrt for -mlow-precision-recip-sqrt.
22578 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22579 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22581 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22582 always use lane loads to construct non-constant vectors.
22584 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22586 * config/aarch64/aarch64.md
22587 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22588 constraints for operand 3.
22589 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22591 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22592 Richard Biener <rguenther@suse.de>
22594 PR tree-optimization/69820
22595 * tree-vect-patterns.c (type_conversion_p): Return false if
22596 *orig_type is unsigned single precision or boolean.
22597 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22600 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22602 PR rtl-optimization/69764
22603 PR rtl-optimization/69771
22604 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22605 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22607 2016-02-16 Richard Biener <rguenther@suse.de>
22609 PR tree-optimization/69776
22610 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22612 (indirect_refs_may_alias_p): Likewise.
22613 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22614 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22615 according to tbaa_p.
22616 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22617 (optimize_stmt): For redundant store discovery do not allow tbaa.
22619 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22621 PR tree-optimization/69714
22622 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22623 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22625 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22627 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22628 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22629 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22630 * config/arc/arc.c (arc_init): Check FPU options.
22631 (get_arc_condition_code): Handle new CC_FPU* modes.
22632 (arc_select_cc_mode): Likewise.
22633 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22634 register pair only. Allow access for ARCv2 accumulator.
22635 (gen_compare_reg): Whenever we have FPU support use FPU compare
22637 (arc_reorg): Don't generate brcc insns when FPU compare
22638 instructions are involved.
22639 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22640 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22641 floating point emulation.
22642 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22643 (REVERSE_CONDITION): Add new CC_FPU* modes.
22644 (TARGET_FP_SP_BASE): Define.
22645 (TARGET_FP_DP_BASE): Likewise.
22646 (TARGET_FP_SP_FUSED): Likewise.
22647 (TARGET_FP_DP_FUSED): Likewise.
22648 (TARGET_FP_SP_CONV): Likewise.
22649 (TARGET_FP_DP_CONV): Likewise.
22650 (TARGET_FP_SP_SQRT): Likewise.
22651 (TARGET_FP_DP_SQRT): Likewise.
22652 (TARGET_FP_DP_AX): Likewise.
22653 * config/arc/arc.md (ARCV2_ACC): New constant.
22654 (type): New fpu type attribute.
22655 (SDF): Conditional iterator.
22656 (cstore<mode>, cbranch<mode>): Change expand condition.
22657 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22658 handles FPU/FPX cases as well.
22659 * config/arc/arc.opt (mfpu): New option.
22660 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22662 (adddf3, muldf3, subdf3): Removed.
22663 * config/arc/predicates.md (proper_comparison_operator): Recognize
22665 * config/arc/fpu.md: New file.
22666 * doc/invoke.texi (ARC Options): Document mfpu option.
22668 2016-02-16 Richard Biener <rguenther@suse.de>
22670 PR rtl-optimization/69291
22671 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22672 noce_operand_ok check.
22674 2016-02-16 Tom de Vries <tom@codesourcery.com>
22677 * omp-low.c (simd_clone_create): Remove call to
22678 symtab->call_cgraph_insertion_hooks.
22680 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22682 PR tree-optimization/69802
22683 * tree-ssa-reassoc.c (update_range_test): If op is
22684 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
22685 op == 1 test of precision 1 integral op, otherwise handle
22686 that case as op itself. Fix up formatting.
22687 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
22690 2016-02-16 Richard Biener <rguenther@suse.de>
22692 PR tree-optimization/69586
22693 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
22694 types for conversion sources.
22696 2016-02-16 Richard Biener <rguenther@suse.de>
22698 PR middle-end/69801
22699 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
22700 mask OEP_ADDRESS_OF.
22702 2016-02-16 Alan Modra <amodra@gmail.com>
22705 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
22706 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
22707 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
22709 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
22710 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
22711 (p8_fmrgow_<mode>): Likewise.
22712 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
22714 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
22715 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
22716 to use movdi_internal64. Remove op0_di.
22717 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
22719 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
22721 Add support for the FCCMP insn types
22723 * config/aarch64/aarch64.md (fccmp): Change insn type.
22724 (fccmpe): Likewise.
22725 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
22726 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
22727 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
22728 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
22729 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
22730 * config/arm/types.md (fccmps): Add new insn type.
22731 (fccmpd): Likewise.
22733 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
22735 * alias.c (get_alias_set): Fix a typo in comment.
22737 2016-02-15 Richard Biener <rguenther@suse.de>
22739 PR tree-optimization/69595
22740 * match.pd: Complete range test simplification to true.
22742 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
22744 PR rtl-optimization/69648
22745 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
22746 pic_offset_table_rtx.
22748 PR rtl-optimization/69752
22749 * ira.c (update_equiv_regs): When looking for more than a single SET,
22750 also take other side effects into account.
22752 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22754 * config/s390/s390.c (s390_function_profiler): Add a new sequence
22755 for z900+ CPUs in 31-bit mode.
22757 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22759 * common/config/s390/s390-common.c (s390_supports_split_stack):
22761 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
22762 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
22763 * config/s390/s390.c (struct machine_function): New field
22764 split_stack_varargs_pointer.
22765 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
22766 in s390_emit_prologue.
22767 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
22769 (morestack_ref): New global.
22770 (SPLIT_STACK_AVAILABLE): New macro.
22771 (s390_expand_split_stack_prologue): New function.
22772 (s390_live_on_entry): New function.
22773 (s390_va_start): Use split-stack vararg pointer if appropriate.
22774 (s390_asm_file_end): Emit the split-stack note sections.
22775 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
22776 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
22777 (UNSPECV_SPLIT_STACK_CALL): New unspec.
22778 (UNSPECV_SPLIT_STACK_DATA): New unspec.
22779 (split_stack_prologue): New expand.
22780 (split_stack_space_check): New expand.
22781 (split_stack_data): New insn.
22782 (split_stack_call): New expand.
22783 (split_stack_call_*): New insn.
22784 (split_stack_cond_call): New expand.
22785 (split_stack_cond_call_*): New insn.
22787 2016-02-15 Richard Biener <rguenther@suse.de>
22789 PR tree-optimization/69783
22790 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22791 Add trivially correct cases.
22793 2016-02-15 Tom de Vries <tom@codesourcery.com>
22796 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
22798 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
22800 2016-02-15 Richard Biener <rguenther@suse.de>
22802 PR tree-optimization/69776
22803 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22804 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
22805 indicate whether we can use TBAA to disambiguate against stores.
22806 Use alias-set zero if not.
22807 (visit_reference_op_store): Do not use TBAA when looking up
22809 * tree-ssa-pre.c (compute_avail): Use TBAA here.
22810 (eliminate_dom_walker::before_dom_children): But not when looking
22811 up redundant stores.
22813 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
22815 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
22817 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22819 * config/i386/znver1.md
22820 (znver1_pop, znver1_pop_mem,
22821 znver1_load_imov_double_store,
22822 znver1_load_imov_direct_store,
22823 znver1_load_imov_direct_load,
22824 znver1_load_imov_double_load): Add new.
22825 (znver1_insn, znver1_insn_load): Add icmov type.
22826 (znver1_sseavx_fma,
22827 znver1_sseavx_fma_load,
22829 znver1_avx256_fma_load): Fix pipe usage.
22831 2016-02-14 Alan Modra <amodra@gmail.com>
22834 * reload.c (find_reloads_address_1): For pre/post-inc/dec
22835 with an invalid hard reg, reload just the reg not the entire
22836 pre/post-inc/dec address expression.
22838 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22841 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
22842 fixed R1_REG scratch reg.
22843 (sibcall_value_pcrel_fdpic): Likewise.
22845 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22849 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
22851 2016-02-12 Walter Lee <walt@tilera.com>
22853 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
22854 * config/tilegx/t-tilegx: Likewise.
22856 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22859 * diagnostic-show-locus.c (struct line_span): New struct.
22860 (layout::get_first_line): Delete.
22861 (layout::get_last_line): Delete.
22862 (layout::get_num_line_spans): New member function.
22863 (layout::get_line_span): Likewise.
22864 (layout::print_heading_for_line_span_index_p): Likewise.
22865 (layout::get_expanded_location): Likewise.
22866 (layout::calculate_line_spans): Likewise.
22867 (layout::m_first_line): Delete.
22868 (layout::m_last_line): Delete.
22869 (layout::m_line_spans): New field.
22870 (layout::layout): Update comment. Replace m_first_line and
22871 m_last_line with m_line_spans, replacing their initialization
22872 with a call to calculate_line_spans.
22873 (diagnostic_show_locus): When printing source lines and
22874 annotations, rather than looping over a single span
22875 of lines, instead loop over each line_span within
22876 the layout, with an inner loop over the lines within them.
22877 Call the context's start_span callback when changing line spans.
22878 * diagnostic.c (diagnostic_initialize): Initialize start_span.
22879 (diagnostic_build_prefix): Break out the building of the location
22880 part of the string into...
22881 (diagnostic_get_location_text): ...this new function, rewriting
22882 it from nested ternary expressions to a sequence of "if"
22884 (default_diagnostic_start_span_fn): New function.
22885 * diagnostic.h (diagnostic_start_span_fn): New typedef.
22886 (diagnostic_context::start_span): New field.
22887 (default_diagnostic_start_span_fn): New prototype.
22889 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22892 * gcc.c (driver::finalize): Fix cleanup of "specs".
22894 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22898 * gcc.c (driver::driver): Initialize m_option_suggestions.
22899 (driver::~driver): Clean up m_option_suggestions.
22900 (suggest_option): Convert to...
22901 (driver::suggest_option): ...this, and split out into
22902 driver::build_option_suggestions and find_closest_string.
22903 (driver::build_option_suggestions): New function, from
22904 first half of suggest_option. Special-case
22905 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
22906 the sanitizer_opts array. For options of enum types, add the
22907 various enum values to the candidate strings.
22908 (driver::handle_unrecognized_options): Remove "const".
22909 * gcc.h (driver::handle_unrecognized_options): Likewise.
22910 (driver::build_option_suggestions): New decl.
22911 (driver::suggest_option): New decl.
22912 (driver::m_option_suggestions): New field.
22913 * opts-common.c (add_misspelling_candidates): New function.
22914 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
22915 and make non-static.
22916 * opts.h (sanitizer_opts): New array decl.
22917 (add_misspelling_candidates): New function decl.
22918 * spellcheck.c (find_closest_string): New function.
22919 * spellcheck.h (find_closest_string): New function decl.
22921 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22923 PR rtl-optimization/69764
22924 PR rtl-optimization/69771
22925 * optabs.c (expand_binop_directly): For shift_optab_p, force
22926 convert_modes with VOIDmode if xop1 has VOIDmode.
22928 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
22931 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
22932 to correctly determine instrumentation thunks.
22934 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22937 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
22938 type by reference, force lhs on the call.
22941 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
22942 Compute retval and retbnd early in all cases if split_part_return_p
22943 and return_bb is not EXIT. Remove all clobber stmts and reset
22944 all debug stmts that refer to SSA_NAMEs defined in split part,
22945 except if it is retval, in that case replace the old retval with the
22946 lhs of the call to the split part.
22948 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22951 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22953 PR middle-end/66726
22954 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22955 whose result is used in PHI.
22956 (maybe_optimize_range_tests): Likewise.
22957 (final_range_test_p): Likweise.
22959 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22961 PR middle-end/66726
22962 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22963 whose result is used in PHI.
22964 (maybe_optimize_range_tests): Likewise.
22965 (final_range_test_p): Likweise.
22967 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22969 * cgraph.c: Spelling fixes - behaviour -> behavior and
22970 neighbour -> neighbor.
22971 * target.def: Likewise.
22972 * sel-sched.c: Likewise.
22973 * config/mips/mips.c: Likewise.
22974 * config/arc/arc.md: Likewise.
22975 * config/arm/cortex-a57.md: Likewise.
22976 * config/arm/arm.c: Likewise.
22977 * config/arm/neon.md: Likewise.
22978 * config/arm/arm-c.c: Likewise.
22979 * config/vms/vms-c.c: Likewise.
22980 * config/s390/s390.c: Likewise.
22981 * config/i386/znver1.md: Likewise.
22982 * config/i386/i386.c: Likewise.
22983 * config/ia64/hpux-unix2003.h: Likewise.
22984 * config/msp430/msp430.md: Likewise.
22985 * config/rx/rx.c: Likewise.
22986 * config/rx/rx.md: Likewise.
22987 * config/aarch64/aarch64-simd.md: Likewise.
22988 * config/aarch64/aarch64.c: Likewise.
22989 * config/nvptx/nvptx.c: Likewise.
22990 * config/bfin/bfin.c: Likewise.
22991 * config/cris/cris.opt: Likewise.
22992 * config/rs6000/rs6000.c: Likewise.
22993 * target.h: Likewise.
22994 * spellcheck.c: Likewise.
22995 * ira-build.c: Likewise.
22996 * tree-inline.c: Likewise.
22997 * builtins.c: Likewise.
22998 * lra-constraints.c: Likewise.
22999 * explow.c: Likewise.
23000 * hwint.h: Likewise.
23001 * targhooks.c: Likewise.
23002 * tree-vect-data-refs.c: Likewise.
23003 * expr.c: Likewise.
23004 * doc/tm.texi: Likewise.
23005 * doc/extend.texi: Likewise.
23006 * doc/install.texi: Likewise.
23007 * doc/md.texi: Likewise.
23008 * tree-ssa-tail-merge.c: Likewise.
23009 * sched-int.h: Likewise.
23010 * match.pd: Likewise.
23011 * sched-ebb.c: Likewise.
23012 * target.def (omit_struct_return_reg): Likewise.
23013 * gimple-ssa-isolate-paths.c: Likewise.
23014 (find_implicit_erroneous_behaviour): Renamed to...
23015 (find_implicit_erroneous_behavior): ... this.
23016 (find_explicit_erroneous_behaviour): Renamed to...
23017 (find_explicit_erroneous_behavior): ... this.
23018 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
23020 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
23022 PR rtl-optimization/64682
23023 PR rtl-optimization/69567
23024 PR rtl-optimization/69737
23025 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
23026 in I2 as well, just lose it.
23028 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23030 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
23032 (aarch64_last_printed_tune_string): Likewise.
23033 (aarch64_declare_function_name): Only output .arch assembler
23034 directive if it will be different from the previously output
23035 directive. Same for .tune comment but only if -dA is set.
23036 (aarch64_start_file): New function.
23037 (TARGET_ASM_FILE_START): Define.
23039 2016-02-11 David Malcolm <dmalcolm@redhat.com>
23042 * Makefile.in (PLUGIN_HEADERS): Add params.list.
23044 2016-02-11 Jakub Jelinek <jakub@redhat.com>
23047 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
23048 -Wmaybe-uninitialized warning.
23050 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
23053 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
23055 2016-02-11 Richard Biener <rguenther@suse.de>
23057 PR rtl-optimization/69291
23058 * ifcvt.c (noce_try_store_flag_constants): Do not allow
23059 subexpressions affected by changing the result.
23061 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
23064 * lra-constraints.c (curr_insn_transform): Find in/out operands
23065 for secondary memory moves. Update dups.
23067 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
23069 PR tree-optimization/69652
23070 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
23071 to nested loop, did source re-formatting, skip debug statements,
23072 add check on statement with volatile operand, remove dead scalar
23075 2016-02-10 Jakub Jelinek <jakub@redhat.com>
23076 Patrick Palka <ppalka@gcc.gnu.org>
23080 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
23081 calls if the return type is TREE_ADDRESSABLE.
23082 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
23083 * ipa-split.c (split_function): Fix doubled "we" in comment.
23084 Use void return type for the split part even if
23085 !split_point->split_part_set_retval.
23087 2016-02-10 Bin Cheng <bin.cheng@arm.com>
23089 PR tree-optimization/68021
23090 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
23091 when computing the value of biv cand by itself.
23093 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23095 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
23096 (cortexa57_tunings): Likewise.
23097 (cortexa72_tunings): Likewise.
23098 (arch_macro_fusion_pair_p): Add support for AES fusion.
23099 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
23100 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
23101 Allow virtual registers before reload so early scheduling works.
23102 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
23103 correct latency and pipeline.
23104 (cortex_a57_crypto_complex): Likewise.
23105 (cortex_a57_crypto_xor): Likewise.
23106 (define_bypass): Add AES bypass.
23108 2016-02-10 Richard Biener <rguenther@suse.de>
23110 PR tree-optimization/69726
23111 * passes.def: Add DCE pass before late uninit.
23112 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
23113 really fixup if-conversions job.
23115 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23117 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
23118 (arm_cortex_a57_tune): Likewise.
23119 (aarch_macro_fusion_pair_p): Add support for AES fusion.
23120 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
23122 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
23124 * timevar.def (TV_PHASE_DBGINFO): Delete.
23125 (TV_PHASE_CHECK_DBGINFO): Likewise.
23126 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
23128 2016-02-10 Richard Biener <rguenther@suse.de>
23130 PR tree-optimization/69719
23131 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23132 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
23134 2016-02-09 Andrew Pinski <apinski@cavium.com>
23137 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
23138 get_vcond_mask_icode returns false.
23140 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
23143 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
23144 an ADDIS that adds a pointer to a large constant that sets the
23145 upper16 bits with a load operation.
23147 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23150 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
23152 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
23154 (vzipq_s16): Likewise.
23155 (vzipq_s32): Likewise.
23156 (vzipq_f32): Likewise.
23157 (vzipq_u8): Likewise.
23158 (vzipq_u16): Likewise.
23159 (vzipq_u32): Likewise.
23160 (vzipq_p8): Likewise.
23161 (vzipq_p16): Likewise.
23163 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23166 * config/arm/arm.c (neon_endian_lane_map): New function.
23167 (neon_vector_pair_endian_lane_map): New function.
23168 (arm_evpc_neon_vuzp): Allow for big endian lane order.
23169 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
23171 (vuzpq_s16): Likewise.
23172 (vuzpq_s32): Likewise.
23173 (vuzpq_f32): Likewise.
23174 (vuzpq_u8): Likewise.
23175 (vuzpq_u16): Likewise.
23176 (vuzpq_u32): Likewise.
23177 (vuzpq_p8): Likewise.
23178 (vuzpq_p16): Likewise.
23180 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
23183 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
23186 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
23188 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
23189 truncate const_int operand 1 to QImode.
23191 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
23193 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
23194 corresponding to an abnormal edge.
23196 2016-02-09 Tom de Vries <tom@codesourcery.com>
23198 PR tree-optimization/69599
23199 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
23201 (find_func_aliases_for_builtin_call, find_func_clobbers)
23202 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
23205 2016-02-09 Richard Biener <rguenther@suse.de>
23207 PR tree-optimization/69715
23208 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
23209 LHS on calls as non-rewritable.
23211 2016-02-09 Tom de Vries <tom@codesourcery.com>
23214 * lto-wrapper.c (append_diag_options): New function.
23215 (compile_offload_image): Call append_diag_options.
23217 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
23220 * doc/extend.texi (Flag Output Operands): Correct sectioning.
23221 Minor copy-edit to fix verb tenses.
23223 2016-02-08 Jakub Jelinek <jakub@redhat.com>
23225 PR tree-optimization/69209
23226 * ipa-split.c (split_function): If split part is not
23227 returning retval, retval has gimple type but is not
23228 gimple value, force it into a SSA_NAME first.
23230 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
23232 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
23235 2016-02-08 Jason Merrill <jason@redhat.com>
23238 * convert.c (convert_to_integer_1): Check dofold on truncation
23240 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
23241 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
23242 Rename from *_nofold.
23243 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
23244 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
23246 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
23249 * tree.c (build_common_tree_nodes): Remove short_double argument.
23250 All callers changed.
23251 * tree.h (build_common_tree_nodes): Adjust declaration.
23252 * doc/invoke.texi (-fshort-double): Remove documentation.
23253 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23254 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
23255 * lto-wrapper.c (merge_and_complain, append_compiler_options)
23256 (append_linker_options): Don't handle OPT_fshort_double.
23258 PR rtl-optimization/68730
23259 * lra-remat.c (insn_to_cand_activation): New static variable.
23260 (lra_remat): Allocate and free it.
23261 (create_cand): New arg activation. Initialize a field in
23262 insn_to_cand_activation if it is nonnull.
23263 (create_cands): Pass the activation insn to create_cand when making
23264 a candidate involving an output reload. Reorganize code a little.
23265 (do_remat): Keep track of active status of candidates in a separate
23268 2016-02-08 Richard Biener <rguenther@suse.de>
23270 PR tree-optimization/69719
23271 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23272 Properly use absolute of the difference of the two offsets to
23273 compare or adjust the segment length.
23275 2016-02-08 Richard Biener <rguenther@suse.de>
23276 Jeff Law <law@redhat.com>
23279 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
23280 types for anonymous SSA names.
23282 2016-02-08 Richard Biener <rguenther@suse.de>
23284 PR rtl-optimization/69274
23285 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
23287 2016-02-08 Jeff Law <law@redhat.com>
23289 PR tree-optimization/65917
23290 * tree-ssa-dom.c (record_temporary_equivalences): Record both
23291 equivalences from if (x == y) style conditionals.
23292 (loop_depth_of_name): Remove.
23293 (record_equality): Remove loop depth check.
23294 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
23295 (const_and_copies::record_const_or_copy_raw): New member function.
23296 * tree-ssa-scopedtables.c
23297 (const_and_copies::record_const_or_copy_raw): New, factored out of
23298 (const_and_copies::record_const_or_copy): Call new member function.
23300 2016-02-05 Jeff Law <law@redhat.com>
23302 PR tree-optimization/68541
23303 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
23304 (count_stmts_in_block): New function.
23305 (poor_ifcvt_candidate_code): Likewise.
23306 (is_feasible_trace): Add some heuristics to determine when path
23307 splitting is profitable.
23308 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
23309 is a diamond with a single exit.
23311 2016-02-05 Martin Sebor <msebor@redhat.com>
23314 * doc/invoke.texi: Update -Wplacement-new to take an optional
23317 2016-02-06 Richard Henderson <rth@redhat.com>
23320 * tree.c (tree_nop_conversion_p): Do not strip casts into or
23321 out of non-standard address spaces.
23323 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23325 PR rtl-optimization/69691
23326 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
23328 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
23330 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
23331 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
23332 (*ieee128_mfvsrd_64bit): Likewise.
23333 (*ieee128_mfvsrd_32bit): Likewise.
23335 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
23339 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23341 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23342 instrumented_version.
23344 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
23346 * doc/invoke.texi (Optimize Options): In table of --param options
23347 rename second occurrence of tracer-min-branch-ratio to
23348 tracer-min-branch-probability, rename
23349 tracer-min-branch-ratio-feedback to
23350 tracer-min-branch-probability-feedback and clarify description,
23351 rename sched-spec-state-edge-prob-cutoff to
23352 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
23353 to selsched-insns-to-rename, rename lto-minpartition to
23354 lto-min-partition, delete reorder-blocks-duplicate and
23355 reorder-blocks-duplicate-feedback.
23357 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23359 * config/s390/s390.c (s390_register_info_set_ranges): Remove
23362 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
23364 * doc/extend.texi: S/390: Correct some typos.
23366 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23368 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
23370 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23373 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
23374 (s390_register_info_gprtofpr): Use new macros above.
23375 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
23377 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
23378 its name. Adjust restore and save gpr ranges.
23379 (s390_register_info_set_ranges): New function.
23380 (s390_register_info): Use new macros above. Call
23381 s390_register_info_set_ranges.
23382 (s390_optimize_register_info): Likewise.
23383 (s390_hard_regno_rename_ok): Use new macros.
23384 (s390_hard_regno_scratch_ok): Likewise.
23385 (s390_emit_epilogue): Likewise.
23386 (s390_can_use_return_insn): Likewise.
23387 (s390_optimize_prologue): Likewise.
23388 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
23390 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23393 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
23395 (ix86_option_override_internal): Disable TARGET_STV even for
23396 -m{incoming,preferred}-stack-boundary=3.
23398 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23400 * config.gcc: Mark deprecated rtems targets as obsolete.
23402 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
23404 PR rtl-optimization/64682
23405 PR rtl-optimization/69567
23406 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
23407 before I2 only if the register is both used and set in I2.
23409 2016-02-04 DJ Delorie <dj@redhat.com>
23411 * config/msp430/msp430.c (msp430_start_function): Add function type.
23413 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23416 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
23418 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
23420 PR rtl-optimization/69577
23422 2015-10-29 Richard Henderson <rth@redhat.com>
23426 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
23427 sse check to the exact conditions of PR 67609.
23429 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23432 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
23433 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
23434 not allowed into the traditional Altivec registers.
23435 (movtd_64bit_nodm): Likewise.
23436 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
23438 2016-02-04 David Malcolm <dmalcolm@redhat.com>
23440 * config/aarch64/cortex-a57-fma-steering.c
23441 (aarch64_register_fma_steering): Remove "static" from arguments
23444 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
23447 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
23448 twice when complex.
23450 2016-02-04 Mike Frysinger <vapier@gentoo.org>
23452 * doc/invoke.texi: Delete -mno-fma4.
23454 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
23456 PR rtl-optimization/69577
23457 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
23458 (find_subregs_of_mode): Update accordingly. Iterate over partial
23461 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
23463 * config/arm/arm-protos.h (neon_reinterpret): Remove.
23464 * config/arm/arm.c (neon_reinterpret): Remove.
23465 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
23466 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
23467 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
23468 vreinterpretti): Remove.
23469 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
23470 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
23471 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
23472 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
23473 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
23474 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
23475 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
23476 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
23477 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
23478 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
23479 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
23480 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
23481 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
23482 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
23483 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
23484 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
23485 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
23486 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
23487 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
23488 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
23489 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
23490 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
23491 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
23492 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
23493 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
23494 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
23495 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
23496 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
23497 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
23498 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
23499 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
23500 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
23501 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
23502 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
23503 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
23504 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
23505 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
23506 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
23507 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
23508 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
23509 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23510 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23511 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23512 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23513 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23514 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23515 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23516 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23517 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23518 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23519 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23520 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23521 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23522 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23523 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23524 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23525 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23526 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23527 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23528 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23529 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23530 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23531 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23532 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23533 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23534 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23535 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23536 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23537 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23538 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23539 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23540 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23541 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23542 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23543 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23544 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23545 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23546 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23547 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23548 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23549 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23550 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23551 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23552 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23553 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23554 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23555 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23556 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23557 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23558 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23559 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23560 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23561 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23562 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23563 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23564 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23565 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23566 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23567 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23568 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23569 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23570 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23571 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23573 2016-02-04 Martin Liska <mliska@suse.cz>
23576 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23577 that are gimple_store_p.
23578 (maybe_instrument_call): Likewise.
23580 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23582 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23583 register scaling out of memory reference and comment why.
23585 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23589 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23590 folding the source of a SET.
23592 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23596 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23597 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23599 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23603 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23606 2016-02-04 Christian Bruel <christian.bruel@st.com>
23608 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23609 * config/arm/arm.c (arm_set_current_function): Likewise.
23611 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23612 Ilya Enkovich <enkovich.gnu@gmail.com>
23613 H.J. Lu <hongjiu.lu@intel.com>
23616 * config/i386/i386.c (convert_scalars_to_vector): Remove
23617 stack alignment fixes.
23618 (ix86_option_override_internal): Disable TARGET_STV if stack
23619 might not be aligned enough.
23620 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23622 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23624 * config/i386/x86-tune.def: Disable default prefetching
23627 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23628 Vladimir Makarov <vmakarov@redhat.com>
23631 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23632 in validating fused toc addresses.
23634 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23637 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23638 range->m_caret fields if range->m_show_caret_p is false.
23641 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23642 Force oldval into register if it does not satisfy reg_or_short_operand
23643 predicate. Fix up formatting.
23645 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23646 Alexandre Oliva <aoliva@redhat.com>
23649 * lra-constraints.c (simplify_operand_subreg): Check additionally
23650 address validity after potential reloading.
23651 (process_address_1): Check insns validity. In case of failure do
23654 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23657 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23660 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23662 * wide-int.cc (canonize_uhwi): New function.
23663 (wi::divmod_internal): Use it.
23665 2016-02-02 James Norris <jnorris@codesourcery.com>
23667 * gimplify.c (omp_notice_variable): Add usage check.
23669 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23671 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23672 like LE, GE, LT, GT when emitting relational operator.
23674 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23676 * ira-costs.c (find_costs_and_classes): Add extra argument.
23677 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23678 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23679 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
23680 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
23681 Add best_class parameter, and return it if not ALL_REGS.
23682 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
23684 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
23685 Update target hook.
23687 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23689 * config/aarch64/aarch64.c
23690 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
23691 (aarch64_ira_change_pseudo_allocno_class): New function.
23693 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
23696 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
23698 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23700 * config/avr/avr.c (avr_option_override): Set
23701 PARAM_ALLOW_STORE_DATA_RACES to 1.
23703 2016-02-02 Richard Biener <rguenther@suse.de>
23705 PR tree-optimization/69595
23706 * match.pd: Add range test simplifications to true/false.
23708 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
23710 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
23711 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
23714 2016-02-02 Richard Biener <rguenther@suse.de>
23716 PR tree-optimization/69606
23717 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
23718 info on the result before moving a stmt.
23720 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
23722 PR middle-end/68542
23723 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
23724 branch with vector comparison.
23725 * config/i386/sse.md (VI48_AVX): New mode iterator.
23726 (define_expand "cbranch<mode>4): Add support for conditional branch
23727 with vector comparison.
23728 * tree-vect-loop.c (optimize_mask_stores): New function.
23729 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
23730 has_mask_store field of vect_info.
23731 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
23732 vectorized loops having masked stores after vec_info destroy.
23733 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
23734 correspondent macros.
23735 (optimize_mask_stores): Add prototype.
23737 2016-02-02 Alan Modra <amodra@gmail.com>
23740 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
23743 2016-02-02 Alan Modra <amodra@gmail.com>
23746 * config/rs6000/rs6000.c (need_toc_init): New var, set it
23747 whenever toc_label_name used.
23748 (rs6000_file_start): Don't set up toc section here,
23749 (rs6000_output_function_epilogue): do so here instead,
23750 (rs6000_xcoff_file_start): and here.
23751 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
23752 (load_toc_aix_di): Likewise.
23754 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23756 PR rtl-optimization/69592
23757 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
23758 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
23759 (num_sign_bit_copies_binary_arith_p): New inline function.
23760 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
23762 2016-02-01 Jeff Law <law@redhat.com>
23764 PR tree-optimization/69580
23765 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
23766 * tree-ssa-threadbackward.c
23767 (fsm_find_control_statement_thread_paths): Do not try to walk
23768 through large PHI nodes.
23770 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23772 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
23773 when count is incremented above limit, don't analyze further
23776 * omp-low.c (oacc_parse_default_dims): Avoid
23777 -Wsign-compare warning, make sure value fits into int
23778 rather than just unsigned int.
23780 2016-02-01 Bin Cheng <bin.cheng@arm.com>
23782 PR tree-optimization/67921
23783 * fold-const.c (split_tree): New parameters. Convert pointer
23784 type variable part to proper type before negating.
23785 (fold_binary_loc): Pass new arguments to split_tree.
23787 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
23789 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
23790 (nvptx_goacc_validate_dims): Extend to handle global defaults.
23791 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
23792 * doc/tm.texti: Rebuilt.
23793 * doc/invoke.texi (fopenacc-dim): Document.
23794 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
23795 (append_compiler_options): Likewise.
23796 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
23797 (oacc_parse_default_dims): New.
23798 (oacc_validate_dims): Add USED arg. Select non-unity default when
23800 (oacc_loop_fixed_partitions): Return mask of used partitions.
23801 (oacc_loop_auto_partitions): Emit dump info.
23802 (oacc_loop_partition): Return mask of used partitions.
23803 (execute_oacc_device_lower): Parse default dimension arg. Adjust
23804 loop partitioning and validation calls.
23806 2016-02-01 Richard Biener <rguenther@suse.de>
23808 PR middle-end/69556
23809 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
23811 2016-02-01 Richard Biener <rguenther@suse.de>
23813 PR tree-optimization/69574
23814 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
23815 of asserting return chrec_dont_know.
23817 2016-02-01 Martin Liska <mliska@suse.cz>
23819 * mem-stats-traits.h: Add copyright header.
23820 * mem-stats.h: Likewise.
23822 2016-02-01 Richard Biener <rguenther@suse.de>
23824 PR tree-optimization/69579
23825 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
23826 Do not propagate through abnormal PHI results.
23828 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
23830 * postreload.c (reload_cse_simplify): Remove dead code.
23832 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23834 PR rtl-optimization/69570
23835 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
23836 if there is more than one set, not if there is a single set.
23838 2016-02-01 Richard Henderson <rth@redhat.com>
23841 * combine.c (make_compound_operation): When looking through a
23842 subreg, make sure to re-extend to the width of the outer mode.
23844 2016-01-30 Jakub Jelinek <jakub@redhat.com>
23846 PR tree-optimization/69546
23847 * wide-int.cc (wi::divmod_internal): For unsigned division
23848 where both operands fit into uhwi, if o1 is 1 and o0 has
23849 msb set, if divident_prec is larger than bits per hwi,
23850 clear another quotient word and return 2 instead of 1.
23851 Similarly for remainder with msb in HWI set, if dividend_prec
23852 is larger than bits per hwi.
23854 2016-01-29 Martin Jambor <mjambor@suse.cz>
23856 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
23857 Use short lowercase names.
23858 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
23859 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
23860 acq_rel one. Protect warning agains segfaults if
23861 get_memory_order_name returns NULL.
23862 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
23863 with release semantics. Do not warn if get_memory_order already did.
23864 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
23865 semantics. Fix check for relaxed or acquire semantics. Do not warn
23866 if get_memory_order already did.
23868 2016-01-29 Sebastian Pop <s.pop@samsung.com>
23870 * doc/install.texi: Document that isl-0.16 is supported.
23872 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
23875 * config/i386/constraints.md (Bm): Describe as special memory
23877 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
23878 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23879 * genpreds.c (struct constraint_data): Add is_special_memory.
23880 (have_special_memory_constraints, special_memory_start): New
23882 (special_memory_end): Ditto.
23883 (add_constraint): Add new arg is_special_memory. Add code to
23884 process its true value. Update have_special_memory_constraints.
23885 (process_define_constraint): Pass the new arg.
23886 (process_define_register_constraint): Ditto.
23887 (choose_enum_order): Process special memory.
23888 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
23889 function insn_extra_special_memory_constraint.
23890 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23891 * gensupport.c (process_rtx): Process
23892 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23893 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
23894 * ira-lives.c (single_reg_class): Use
23895 insn_extra_special_memory_constraint.
23896 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
23897 * lra-constraints.c (process_alt_operands): Ditto.
23898 (curr_insn_transform): Use insn_extra_special_memory_constraint.
23899 * recog.c (asm_operand_ok, preprocess_constraints): Process
23901 * reload.c (find_reloads): Ditto.
23902 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
23903 * stmt.c (parse_input_constraint): Use
23904 insn_extra_special_memory_constraint.
23906 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23909 * lra-splill.c (lra_final_code_change): Revert r229087 by
23910 removing all sub-registers.
23912 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
23915 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
23917 2016-01-29 Jakub Jelinek <jakub@redhat.com>
23920 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
23921 SSE1, copy target into the temporary reg first before recursing
23924 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23926 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
23929 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23931 * ginclude/stdarg.h: Test __cplusplus instead of
23932 __GXX_EXPERIMENTAL_CXX0X__.
23934 2016-01-29 Richard Biener <rguenther@suse.de>
23936 PR tree-optimization/69547
23937 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
23938 Do not mark clobbers necessary.
23939 (mark_all_reaching_defs_necessary_1): Likewise.
23941 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23943 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
23944 declaration name with %qs and print it in both error messages.
23945 Also fix indentation.
23947 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23950 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
23951 trailing blank line from error message.
23953 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23956 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
23959 2016-01-29 Richard Biener <rguenther@suse.de>
23961 PR middle-end/69537
23962 * match.pd: Allow all integral types when simplifying a
23963 widening or sign-changing conversion.
23965 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23967 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
23968 back to setting codegen_error to fail codegen.
23970 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
23973 * config/i386/constraints.md (C): Only accept constant zero operand.
23974 (BC): New constraint.
23975 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
23976 instead of C constraint.
23977 * doc/md.texi (Machine Constraints): Update description
23980 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
23983 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
23985 2016-01-28 Jakub Jelinek <jakub@redhat.com>
23987 PR middle-end/69542
23988 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
23991 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
23993 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
23994 branches if using guessed profile.
23996 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
23998 * graphite-optimize-isl.c (optimize_isl): Fix dump.
24000 2016-01-28 Richard Henderson <rth@redhat.com>
24003 * config/aarch64/aarch64-modes.def (CC_Cmode): New
24004 * config/aarch64/aarch64-protos.h: Update.
24005 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
24006 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
24007 (aarch64_get_condition_code_1): Handle CC_Cmode.
24008 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
24009 (*add<mode>3_compareC_cconly_imm): New.
24010 (*add<mode>3_compareC_cconly): New.
24011 (*add<mode>3_compareC_imm): New.
24012 (add<mode>3_compareC): New.
24013 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
24014 to be first. Use aarch64_carry_operation.
24015 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
24016 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
24017 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
24018 (subti3): Use subdi3_compare1.
24019 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
24020 (sub<mode>3_compare1): New.
24021 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
24022 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
24023 (*subsi3_carryin_uxtw): Likewise.
24024 (*ngc<mode>, *ngcsi_uxtw): Likewise.
24025 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
24026 * config/aarch64/iterators.md (DWI): New.
24027 * config/aarch64/predicates.md (aarch64_carry_operation): New.
24028 (aarch64_borrow_operation): New.
24030 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24032 * graphite-optimize-isl.c (optimize_isl): Print a different debug
24033 message when isl does not return a valid schedule.
24035 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24037 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
24038 Remove comments from class declarations: they are already in the code
24041 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24043 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
24045 (ternary_op_to_tree): Same.
24046 (unary_op_to_tree): Same.
24047 (nary_op_to_tree): Same.
24048 (gcc_expression_from_isl_expr_op): Same.
24049 (gcc_expression_from_isl_expression): Same.
24050 (graphite_create_new_loop): Same.
24051 (graphite_create_new_loop_guard): Same.
24052 (build_iv_mapping): Same.
24053 (graphite_create_new_guard): Same.
24054 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
24055 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
24057 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24059 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
24060 instead of setting codegen_error to fail codegen.
24062 2016-01-28 Jason Merrill <jason@redhat.com>
24064 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
24066 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24068 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24069 Remove CONST_INT_P check in CCMP cost calculation.
24071 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24073 * config/aarch64/aarch64.c (generic_vector_cost):
24074 Set vec_permute_cost.
24075 (cortexa57_vector_cost): Likewise.
24076 (exynosm1_vector_cost): Likewise.
24077 (xgene1_vector_cost): Likewise.
24078 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
24079 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
24080 Add vec_permute_cost entry.
24082 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24084 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
24086 (add<mode>3_compare0): Likewise.
24087 (addsi3_compare0_uxtw): Likewise.
24088 (add<mode>3nr_compare0): Likewise.
24089 (compare_neg<mode>): Likewise.
24090 (<optab><mode>3): Likewise.
24092 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
24094 * tree-vect-stmts.c (vectorizable_comparison): Add
24095 NULL check for vectype.
24097 2016-01-28 Richard Biener <rguenther@suse.de>
24099 PR tree-optimization/69466
24100 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
24101 Account for PHIs we couldn't duplicate.
24103 2016-01-28 Martin Liska <mliska@suse.cz>
24106 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
24107 instead of ENABLE_VALGRIND_CHECKING.
24109 2016-01-27 Richard Henderson <rth@redhat.com>
24112 * lra-remat.c (subreg_regs): New.
24113 (dump_candidates_and_remat_bb_data): Dump it.
24114 (operand_to_remat): Reject if operand in subreg_regs.
24115 (set_bb_regs): Collect subreg_regs.
24116 (lra_remat): Init and free subreg_regs. Compute
24117 calculate_local_reg_remat_bb_data before create_cands.
24119 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
24122 * config/i386/i386.c (ix86_update_stack_boundary): Don't
24123 change stack_alignment_needed for __tls_get_addr call.
24125 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
24127 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
24129 2016-01-27 Jeff Law <law@redhat.com>
24131 PR tree-optimization/68398
24132 PR tree-optimization/69196
24133 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
24134 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
24135 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24136 Only count PHIs in the last block in the path. The others will
24137 const/copy propagate away. Add heuristic to allow more irreducible
24138 subloops to be created when it is likely profitable to do so.
24140 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24141 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
24142 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
24144 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24147 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
24148 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
24149 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
24150 * tree-streamer-in.c: Include asan.h.
24151 (streamer_get_builtin_tree): For builtins in sanitizer
24152 range call initialize_sanitizer_builtins and retry.
24154 2016-01-27 Ian Lance Taylor <iant@google.com>
24156 * common.opt (fkeep-gc-roots-live): New undocumented option.
24157 * tree-ssa-loop-ivopts.c (add_candidate_1): If
24158 -fkeep-gc-roots-live, skip pointers.
24159 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
24162 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
24165 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
24166 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
24168 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
24171 * configure.ac: NetBSD provides SSP in its C library.
24172 * configure: Updated.
24174 2016-01-27 Richard Biener <rguenther@suse.de>
24176 PR tree-optimization/69166
24177 * tree-vect-loop.c (vect_is_simple_reduction): Always check
24178 reduction code for commutativity / associativity.
24180 2016-01-27 Martin Jambor <mjambor@suse.cz>
24182 PR tree-optimization/69355
24183 * tree-sra.c (analyze_access_subtree): Correct hole detection when
24184 total_scalarization fails.
24186 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
24188 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
24191 2016-01-27 Christian Bruel <christian.bruel@st.com>
24194 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
24195 Move arm_reset_previous_fndecl and set_target_option_current_node in
24196 the conditional part. Call save_restore_target_globals.
24197 * config/arm/arm.c (arm_set_current_function):
24198 Refactor to better support #pragma target and attribute mix.
24199 Call save_restore_target_globals.
24200 * config/arm/arm-protos.h (save_restore_target_globals): New function.
24202 2016-01-27 Martin Liska <mliska@suse.cz>
24204 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
24205 reference for an HSA kernel and its host function.
24207 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24209 PR tree-optimization/69399
24210 * wide-int.h (wi::lrshift): For larger precisions, only
24211 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
24213 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
24215 * config/arc/predicates.md (proper_comparison_operator): Reject
24216 constant-constant comparison.
24218 2016-01-26 Tom de Vries <tom@codesourcery.com>
24220 PR tree-optimization/69110
24221 * tree-data-ref.c (initialize_data_dependence_relation): Handle
24222 DR_NUM_DIMENSIONS == 0.
24224 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24225 Sebastian Pop <s.pop@samsung.com>
24227 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
24228 isl_ast_op_cond and isl_ast_op_select.
24229 (gcc_expression_from_isl_expr_op): Same.
24231 2016-01-26 Jason Merrill <jason@redhat.com>
24234 * tree.c (recompute_constructor_flags): Split out from
24236 (verify_constructor_flags): New.
24237 * tree.h: Declare them.
24239 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
24241 PR rtl-optimization/69217
24242 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
24243 are no TYPE_FIELDS set for the record type.
24245 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24248 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
24249 toc_label_name unconditionally.
24250 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
24251 SYMBOL_REF string. Use toc_label_name instead of constructing
24253 (rs6000_elf_declare_function_name): Use toc_label_name instead of
24254 constructing LCTOC1.
24256 2016-01-26 Martin Sebor <msebor@redhat.com>
24259 * doc/extend.texi (Common Type Attributes): Move text that talks about
24260 attribute packed from attribute aligned to the section discussing
24261 the former attribute for clarity.
24263 2016-01-26 Richard Henderson <rth@redhat.com>
24265 PR middle-end/60908
24266 * trans-mem.c (tm_region_init): Mark entry block as visited.
24268 2016-01-26 David Malcolm <dmalcolm@redhat.com>
24271 * diagnostic-show-locus.c (layout::print_source_line): Replace
24272 call to pp_newline with call to layout::print_newline.
24273 (layout::print_annotation_line): Likewise.
24274 (layout::move_to_column): Likewise.
24275 (layout::print_any_fixits): After printing any fixits, print a
24276 trailing newline, if necessary.
24277 (layout::print_newline): New method, resetting any colorization
24279 (diagnostic_show_locus): Move the pp_newline to before the
24280 early bailout. Remove dummy block enclosing the layout instance.
24281 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
24282 of pp_newline_and_flush with pp_flush.
24283 (diagnostic_append_note): Delete use of pp_newline.
24284 (diagnostic_append_note_at_rich_loc): Delete.
24285 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
24286 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
24287 when newline characters are added to the buffer.
24289 2016-01-26 Michael Matz <matz@suse.de>
24291 * configure.ac (ac_cv_std_swap_in_utility): New test.
24292 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
24293 * configure: Regenerate.
24294 * config.in: Regenerate.
24296 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
24298 * config/arc/arc.md (cstoresi4): Force operand into register.
24299 (arcset<code>): Fix predicate.
24300 (arcsetltu): Likewise.
24301 (arcsetgeu): Likewise.
24302 (arcsethi): Likewise.
24303 (arcsetls): Likewise.
24305 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24307 PR tree-optimization/69483
24308 * gimple-fold.c (canonicalize_constructor_val): Return NULL
24309 if base has error_mark_node type.
24311 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
24314 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
24315 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
24317 (vget_lane_f16): Handle big-endian.
24318 (vgetq_lane_f16): Likewise.
24319 (vset_lane_f16): Likewise.
24320 (vsetq_lane_f16): Likewise.
24321 * config/arm/iterators.md (VQXMOV): Add V8HF.
24322 (VDQ): Add V4HF and V8HF.
24323 (V_reg): Handle V4HF and V8HF.
24324 (Is_float_mode): Likewise.
24325 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
24326 neon_vdup_nv8hf): New patterns.
24327 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
24328 Use VD_LANE iterator.
24329 (neon_vld1_dup<mode>): Use VQ2 iterator.
24331 2016-01-26 Nathan Sidwell <nathan@acm.org>
24333 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
24334 (set_oacc_fn_attrib): Add IS_KERNEL arg.
24335 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
24336 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
24337 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
24338 (oacc_validate_dims): Add LEVEL arg, don't return level.
24339 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
24340 oacc_validate_dims.
24341 (execute_oacc_device_lower): Adjust, add more dump output.
24342 * tree-ssa-loop.c (gate_oacc_kernels): Use
24343 oacc_fn_attrib_kernels_p.
24344 * tree-parloops.c (create_parallel_loop): Adjust
24345 set_oacc_fn_attrib call.
24347 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24350 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
24351 (append_compiler_options): Handle -fcilkplus.
24352 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
24354 2016-01-26 Nick Clifton <nickc@redhat.com>
24357 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
24358 been marked as DECL_ONE_ONLY but we do not the means to make it
24359 so, then do not allow it to bind locally.
24361 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24364 * opts.h (parse_sanitizer_options): New prototype.
24365 * opts.c (sanitizer_opts): New array.
24366 (parse_sanitizer_options): New function.
24367 (common_handle_option): Use parse_sanitizer_options.
24369 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
24372 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
24373 alignment adjustment to ...
24374 (ix86_update_stack_boundary): Here. Don't over-align stack for
24376 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
24377 if __tls_get_addr is called.
24379 2016-01-26 Christian Bruel <christian.bruel@st.com>
24381 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
24383 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
24385 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
24387 2016-01-26 Richard Biener <rguenther@suse.de>
24389 PR middle-end/69467
24390 * match.pd: Guard X * CST CMP 0 pattern with single_use.
24392 2016-01-26 Richard Biener <rguenther@suse.de>
24394 PR tree-optimization/69452
24395 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
24396 (move_computations_dom_walker::before_dom_children): Rename
24398 (move_computations_worker): This.
24399 (move_computations): Perform an RPO rather than a DOM walk.
24401 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24404 * combine.c (combine_instructions): For REG_EQUAL note with
24405 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
24406 to the underlying register.
24407 * doc/rtl.texi (REG_EQUAL): Document the behavior of
24408 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
24410 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
24413 * config/aarch64/aarch64-builtins.c
24414 (aarch64_init_simd_builtin_types): Do not set structural
24415 equality to __Poly{8,16,64,128}_t types.
24417 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
24419 PR tree-optimization/69400
24420 * wide-int.cc (wi_pack): Take the precision as argument and
24421 perform canonicalization here rather than in the callers.
24422 Use the main loop to handle all full-width HWIs. Add a
24423 zero HWI if in_len isn't a full result.
24424 (wi::divmod_internal): Update accordingly.
24425 (wi::mul_internal): Likewise. Simplify.
24427 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24428 Sebastian Pop <s.pop@samsung.com>
24430 * graphite-poly.c (apply_poly_transforms): Simplify.
24431 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
24432 (print_isl_map): Same.
24433 (print_isl_union_map): Same.
24434 (print_isl_schedule): New.
24435 (debug_isl_schedule): New.
24436 * graphite-dependences.c (scop_get_reads): Do not call
24437 isl_union_map_add_map that is undocumented isl functionality.
24438 (scop_get_must_writes): Same.
24439 (scop_get_may_writes): Same.
24440 (scop_get_original_schedule): Remove.
24441 (scop_get_dependences): Do not call isl_union_map_compute_flow that
24442 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
24443 (compute_deps): Remove.
24444 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
24445 (debug_schedule_ast): New.
24446 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
24447 set_separate_option.
24448 (graphite_regenerate_ast_isl): Add dump.
24449 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
24450 from scop->transformed_schedule.
24451 (graphite_regenerate_ast_isl): Add more dump.
24452 * graphite-optimize-isl.c (optimize_isl): Set
24453 scop->transformed_schedule. Check whether schedules are equal.
24454 (apply_poly_transforms): Move here.
24455 * graphite-poly.c (apply_poly_transforms): ... from here.
24456 (free_poly_bb): Static.
24457 (free_scop): Static.
24458 (pbb_number_of_iterations_at_time): Remove.
24459 (print_isl_ast): New.
24460 (debug_isl_ast): New.
24461 (debug_scop_pbb): New.
24462 * graphite-scop-detection.c (print_edge): Move.
24463 (print_sese): Move.
24464 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
24465 (build_scop_scattering): Remove.
24466 (create_pw_aff_from_tree): Assert instead of bailing out.
24467 (add_condition_to_pbb): Remove unused code, do not fail.
24468 (add_conditions_to_domain): Same.
24469 (add_conditions_to_constraints): Remove.
24470 (build_scop_context): New.
24471 (add_iter_domain_dimension): New.
24472 (build_iteration_domains): Initialize pbb->iterators.
24473 Call add_conditions_to_domain.
24476 (index_outermost_in_loop): New.
24477 (index_pbb_in_loop): New.
24478 (outermost_pbb_in): New.
24479 (add_in_sequence): New.
24480 (add_outer_projection): New.
24481 (outer_projection_mupa): New.
24482 (add_loop_schedule): New.
24483 (build_schedule_pbb): New.
24484 (build_schedule_loop): New.
24485 (embed_in_surrounding_loops): New.
24486 (build_schedule_loop_nest): New.
24487 (build_original_schedule): New.
24488 (build_poly_scop): Call build_original_schedule.
24489 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
24490 (free_poly_dr): Remove.
24491 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
24492 (free_poly_bb): Remove.
24493 (debug_loop_vec): Remove.
24494 (print_isl_ast): Declare.
24495 (debug_isl_ast): Declare.
24496 (scop_do_interchange): Remove.
24497 (scop_do_strip_mine): Remove.
24498 (scop_do_block): Remove.
24499 (flatten_all_loops): Remove.
24500 (optimize_isl): Remove.
24501 (pbb_number_of_iterations_at_time): Remove.
24502 (debug_scop_pbb): Declare.
24503 (print_schedule_ast): Declare.
24504 (debug_schedule_ast): Declare.
24505 (struct scop): Remove schedule. Add original_schedule,
24506 transformed_schedule.
24507 (free_gimple_poly_bb): Remove.
24508 (print_generated_program): Remove.
24509 (debug_generated_program): Remove.
24510 (unify_scattering_dimensions): Remove.
24511 * sese.c (print_edge): ... here.
24512 (print_sese): ... here.
24513 (debug_edge): ... here.
24514 (debug_sese): ... here.
24515 * sese.h (print_edge): Declare.
24516 (print_sese): Declare.
24517 (dump_edge): Declare.
24518 (dump_sese): Declare.
24520 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24521 Sebastian Pop <s.pop@samsung.com>
24523 * Makefile.in: Set ISLVER in site.exp.
24525 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24527 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24528 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24529 through DECL_VALUE_EXPR for expansion.
24531 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24533 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24534 the frame info after reload completed.
24536 2016-01-25 Jeff Law <law@redhat.com>
24538 PR tree-optimization/69196
24539 PR tree-optimization/68398
24540 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24541 tree-ssa-threadupdate.c.
24542 (determine_bb_domination_status): Prototype
24543 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24544 (determine_bb_domination_status): No longer static.
24545 (valid_jump_thread_path): Remove code to detect characteristics
24546 of the jump thread path not associated with correctness.
24547 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24548 Correct test for thread path length. Count PHIs for real operands as
24549 statements that need to be copied. Do not count ASSERT_EXPRs.
24550 Look at all the blocks in the thread path. Compute and selectively
24551 filter thread paths based on threading through the latch, threading
24552 a multiway branch or crossing a multiway branch.
24554 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24556 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24557 decl with __attribute__ ((unused)) annotation.
24559 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24562 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24563 of operands is compatible with a statement vectype.
24565 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24567 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24568 improve wording for mixed storage order support.
24570 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24572 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24573 (vcvt_u64_f64): Likewise.
24574 (vcvta_s64_f64): Likewise.
24575 (vcvta_u64_f64): Likewise.
24576 (vcvtm_s64_f64): Likewise.
24577 (vcvtm_u64_f64): Likewise.
24578 (vcvtn_s64_f64): Likewise.
24579 (vcvtn_u64_f64): Likewise.
24580 (vcvtp_s64_f64): Likewise.
24581 (vcvtp_u64_f64): Likewise.
24583 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24585 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24586 (arc_init): Check validity mll64 option.
24587 (arc_save_restore): Use double load/store instruction.
24588 (arc_expand_movmem): Likewise.
24589 (arc_split_move): Don't split if we have double load/store
24590 instructions. Returns a boolean.
24591 (arc_process_double_reg_moves): Change function to return boolean
24592 instead of a sequence of instructions.
24593 (arc_dwarf_register_span): New function.
24594 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24595 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24596 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24597 (*movdf_insn): Likewise.
24598 * config/arc/arc.opt (mll64): New option.
24599 * config/arc/predicates.md (even_register_operand): New predicate.
24600 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24602 2016-01-25 Richard Biener <rguenther@suse.de>
24605 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24606 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24608 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24610 2016-01-25 Richard Biener <rguenther@suse.de>
24612 PR tree-optimization/69376
24613 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24615 (VN_INFO_ANTI_RANGE_P): New inline.
24616 (VN_INFO_RANGE_TYPE): Likewise.
24617 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24618 SSA_NAME_ANTI_RANGE_P.
24619 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24620 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24621 Properly query VN_INFO_RANGE_TYPE.
24623 2016-01-25 Nick Clifton <nickc@redhat.com>
24626 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24628 2016-01-23 Tom de Vries <tom@codesourcery.com>
24630 PR tree-optimization/69426
24631 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24634 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24636 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24637 "the the" with "the" in the comments.
24638 * ipa-devirt.c (build_type_inheritance_graph,
24639 update_type_inheritance_graph): Likewise.
24640 * tree.c (build_function_type_list_1): Likewise.
24641 * cfgloopmanip.c (scale_loop_profile): Likewise.
24642 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24643 * gimple-ssa-split-paths.c
24644 (find_block_to_duplicate_for_splitting_paths): Likewise.
24645 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24646 * expr.c (convert_move): Likewise.
24647 * var-tracking.c (vt_stack_adjustments): Likewise.
24648 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24649 * tree-vrp.c (test_for_singularity): Likewise.
24651 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24652 directly instead of building a temporary tree.
24655 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24656 remove <algorithm> include.
24658 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24661 * config/i386/i386.c: Include dojump.h.
24662 (expand_small_movmem_or_setmem,
24663 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24665 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24666 if dynamic_check != -1.
24668 2016-01-21 Jeff Law <law@redhat.com>
24670 PR middle-end/69347
24671 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24672 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24673 into dominated_by_p.
24674 (cprop_into_successor_phis): Avoid unnecessary tests.
24676 2016-01-22 Richard Henderson <rth@redhat.com>
24679 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
24680 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
24682 2016-01-22 Michael Matz <matz@suse.de>
24684 * system.h (string, algorithm): Include only conditionally.
24685 (new): Include always under C++.
24686 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
24687 * final.c (toplevel): Ditto.
24688 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
24689 * genconditions.c (write_header): Make gencondmd.c define
24691 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
24693 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
24694 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
24696 2016-01-22 Christian Bruel <christian.bruel@st.com>
24699 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
24701 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24704 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
24705 define_insn_and_split. Ensure operands[1] and operands[0] do not
24706 get assigned the same register.
24708 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
24710 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
24712 2016-01-22 Christian Bruel <christian.bruel@st.com>
24714 * config/arm/arm-c.c (arm_pragma_target_parse):
24715 Remove warn_builtin_macro_redefined overwrite.
24717 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24719 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
24720 flag_non_call_exceptions compatibility.
24722 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24725 * dwarf2out.c (add_child_die_after): New function.
24726 (dwarf_qual_info_t): New type.
24727 (dwarf_qual_info): New variable.
24728 (qualified_die_p): New function.
24729 (modified_type_die): For -fdebug-types-section, ensure
24730 canonical order of qualifiers. Put qualified DIEs adjacent
24731 to the corresponding non-qualified type DIE and search there
24732 for existing qualified DIEs.
24734 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24736 * doc/extend.texi (scalar_storage_order type attribute): Document
24737 restriction on type punning and aliasing, and remove future tense.
24739 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
24742 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
24745 2016-01-21 Jeff Law <law@redhat.com>
24747 PR middle-end/69347
24748 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
24749 useless call to record_temporary_equivalences.
24750 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
24751 allocate 10 slots in the bb_path vector and let it grow as needed.
24752 (fsm_find_control_statement_thread_paths): Similarly for the next_path
24755 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24757 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
24759 * configure: Regenerate.
24761 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
24763 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
24764 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
24766 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
24768 PR middle-end/66178
24769 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
24770 drop EXPAND_INITIALIZER.
24771 * rtl.h (contains_symbolic_reference_p): Declare.
24772 * rtlanal.c (contains_symbolic_reference_p): New function.
24773 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
24774 a subtraction into a NOT if symbolic constants are involved.
24776 2016-01-21 Anton Blanchard <anton@samba.org>
24777 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24780 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
24782 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
24785 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24787 * config/microblaze/microblaze.c
24788 (get_branch_target): New.
24789 (insert_wic_for_ilb_runout): New.
24791 (microblaze_machine_dependent_reorg): New.
24792 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
24793 * config/microblaze/microblaze.md
24794 (UNSPEC_IPREFETCH): Define.
24795 (iprefetch): New pattern
24796 * config/microblaze/microblaze.opt
24797 (mxl-prefetch): New flag.
24799 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24801 * config/microblaze/microblaze.h
24802 (FIXED_REGISTERS): Update in macro.
24803 (CALL_USED_REGISTERS): Update in macro.
24805 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
24807 PR rtl-optimization/68920
24808 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
24811 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
24813 PR rtl-optimization/68990
24814 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
24815 pseudo instead of inheritance ones.
24817 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
24818 Nick Clifton <nickc@redhat.com>
24822 * config/mips/mips.c (mips_compute_frame_info): Initialise
24823 args_size and hard_frame_pointer_offset fields of the frame
24824 structure before calling mips_global_pointer.
24826 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24828 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
24830 * configure: Regenerate.
24832 2016-01-21 Richard Biener <rguenther@suse.de>
24834 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
24836 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24838 * config/s390/s390.c (s390_asm_declare_function_size): Add code
24839 to actually emit the .size directive.
24841 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
24842 Jakub Jelinek <jakub@redhat.com>
24846 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
24847 args array size by one to avoid buffer overflow.
24849 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24851 * config/s390/s390.md (pool_section_start): Use switch_to_section
24852 to select proper read-only data section instead of hardcoding
24854 (pool_section_end): Use switch_to_section to match the above.
24856 2016-01-21 Richard Biener <rguenther@suse.de>
24858 PR tree-optimization/69378
24859 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
24860 (set_ssa_val_to): Use it for dominance checks taking into
24861 account not executable edges.
24863 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24866 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
24867 for bitsize instead of GET_MODE_PRECISION (mode).
24869 2016-01-20 Martin Sebor <msebor@redhat.com>
24872 * extend.texi (__sync Builtins): Clarify the semantics of
24873 __sync_fetch_and_OP built-ins on pointers.
24874 (__atomic Builtins): Same.
24876 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24877 Sebastian Pop <s.pop@samsung.com>
24879 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
24880 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
24881 (is_valid_rename): Same.
24882 (translate_isl_ast_to_gimple::get_rename): Same.
24883 (translate_isl_ast_to_gimple::rename_all_uses): Same.
24884 (translate_isl_ast_to_gimple::rename_uses): Same.
24885 (get_new_name): Check for close_phi nodes.
24886 (copy_loop_phi_args): Use phi_node_kind.
24887 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
24888 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
24890 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24891 Sebastian Pop <s.pop@samsung.com>
24893 Revert commit r229783.
24894 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
24895 Remove use of parameter_rename_map.
24896 (copy_def): Remove.
24897 (copy_internal_parameters): Remove.
24898 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
24899 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
24900 (free_sese_info): Do not free parameter_rename_map.
24901 (set_rename): Do not use parameter_rename_map.
24902 (rename_uses): Update call to set_rename.
24903 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
24904 * sese.h (parameter_rename_map_t): Remove.
24905 (struct sese_info_t): Remove field parameter_rename_map.
24907 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24908 Sebastian Pop <s.pop@samsung.com>
24910 * graphite-isl-ast-to-gimple.c: Fix comment.
24911 * graphite-scop-detection.c (defined_in_loop_p): New.
24912 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
24913 names defined in loop.
24915 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24916 Sebastian Pop <s.pop@samsung.com>
24918 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
24919 Discard unstructured if-then-else regions.
24921 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24922 Sebastian Pop <s.pop@samsung.com>
24924 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
24925 (cleanup_loop_iter_dom): Remove.
24926 (build_loop_iteration_domains): Remove.
24927 (build_scop_context): Remove.
24928 (build_scop_iteration_domain): Remove.
24929 (add_loop_constraints): New.
24930 (build_iteration_domains): New.
24931 (build_poly_scop): Call build_iteration_domains.
24933 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24934 Sebastian Pop <s.pop@samsung.com>
24936 * graphite-scop-detection.c
24937 (scop_detection::harmful_loop_in_region): Free dom and loops.
24938 (scop_detection::loop_body_is_valid_scop): Free bbs.
24940 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24941 Sebastian Pop <s.pop@samsung.com>
24943 * graphite-scop-detection.c (record_loop_in_sese): New.
24944 (gather_bbs::before_dom_children): Call record_loop_in_sese.
24945 (build_scops): Remove call to build_sese_loop_nests.
24946 * sese.c (sese_record_loop): Remove.
24947 (build_sese_loop_nests): Remove.
24948 (new_sese_info): Remove region->loops.
24949 (free_sese_info): Same.
24950 * sese.h (sese_contains_loop): Same.
24951 (build_sese_loop_nests): Remove.
24952 (sese_contains_loop): Remove.
24954 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24955 Sebastian Pop <s.pop@samsung.com>
24957 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
24958 loop_is_valid_in_scop.
24959 (scop_detection::harmful_stmt_in_region): Renamed
24960 harmful_loop_in_region.
24961 Call loop_is_valid_in_scop.
24963 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24964 Sebastian Pop <s.pop@samsung.com>
24966 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
24969 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24970 Sebastian Pop <s.pop@samsung.com>
24972 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
24973 * graphite.h (struct poly_bb): Remove field is_reduction.
24974 (PBB_IS_REDUCTION): Remove.
24976 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24977 Sebastian Pop <s.pop@samsung.com>
24979 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
24980 (add_pdr_constraints): Same.
24981 (scop_get_reads): Same.
24982 (scop_get_must_writes): Same.
24983 (scop_get_may_writes): Same.
24984 (scop_get_original_schedule): Same.
24985 (extend_schedule): Same.
24986 (apply_schedule_on_deps): Same.
24987 (carries_deps): Same.
24988 (compute_deps): Same.
24989 (scop_get_dependences): Same.
24990 * graphite-isl-ast-to-gimple.c
24991 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
24992 * graphite-optimize-isl.c (get_schedule_for_band): Same.
24993 (get_schedule_for_band_list): Same.
24994 (get_schedule_map): Same.
24995 (apply_schedule_map_to_scop): Same.
24996 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
24997 (build_loop_iteration_domains): Same.
24998 (add_condition_to_pbb): Same.
24999 (add_param_constraints): Same.
25000 (pdr_add_memory_accesses): Same.
25001 (pdr_add_data_dimensions): Same.
25003 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25005 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
25008 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25010 * common.opt (feliminate-dwarf2-dups): Replace references to
25011 "DWARF 2" with just "DWARF".
25012 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
25013 * doc/extend.texi: Likewise.
25014 * doc/cpp.texi: Likewise.
25015 * doc/invoke.texi: Likewise.
25016 (Option Summary): Add -gdwarf to list of Debugging Options.
25017 (Debugging Options): Document -gdwarf.
25018 * doc/contrib.texi: Spell "DWARF" like that.
25020 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25022 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
25023 warning. Fix up formatting.
25025 PR middle-end/67653
25026 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
25027 attempt to mark memory input operand addressable and
25028 call prepare_gimple_addressable in that case. Don't adjust
25029 input_location for diagnostics, use error_at instead.
25031 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
25033 * config/rs6000/ppc-auxv.h: New file.
25034 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
25035 (cpu_is): Likewise.
25036 (cpu_supports): Likewise.
25037 * config/rs6000/rs6000.c: include "ppc-auxv.h".
25038 (cpu_is_info): New variable.
25039 (cpu_supports_info): Likewise.
25040 (tcb_verification_symbol): Likewise.
25041 (cpu_builtin_p): Likewise.
25042 (cpu_expand_builtin): New function.
25043 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
25044 (rs6000_init_builtins): Likewise.
25045 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
25046 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
25047 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
25048 * configure: Regenerate.
25049 * config.in: Likewise.
25050 * doc/extend.texi (PowerPC Built-in Functions): Document
25051 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
25053 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
25056 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
25058 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
25061 2016-01-20 Richard Henderson <rth@redhat.com>
25067 * tree.c (tm_define_builtin): New.
25068 (find_tm_vector_type): New.
25069 (build_tm_vector_builtins): New.
25070 (build_common_builtin_nodes): Call it.
25072 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
25074 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
25075 (arm_fp_ok): Likewise.
25076 (arm_fp): Likewise.
25077 (arm_crypto): Likewise.
25079 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
25080 Richard Biener <rguenther@suse.de>
25082 PR tree-optimization/69328
25083 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
25084 vectors have same number of elements.
25085 (vectorizable_condition): Fix masked version recognition.
25087 2016-01-20 Richard Biener <rguenther@suse.de>
25089 PR tree-optimization/69345
25090 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
25091 (VN_INFO_PTR_INFO): Likewise.
25092 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
25093 info when it is equal between non-dominating SSA names.
25094 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25095 Make sure to look at original SSA infos.
25097 2016-01-20 Jeff Law <law@redhat.com>
25100 * config/m68k/predicates.md (pow2_m1_operand): New predicate
25102 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
25103 (pc_or_label_operand): New predicate.
25104 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
25105 tests for small integers that are 2^n - 1.
25107 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
25109 * doc/invoke.texi (Options Summary): Add '.' after @xref.
25111 2016-01-19 Jeff Law <law@redhat.com>
25113 PR middle-end/69347
25114 * tree-ssa-threadbackwards.c
25115 (fsm_find_control_statement_thread_paths): Do not try to lookup
25116 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
25118 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
25120 * doc/lto.texi: Remove text that says only Gold has linker plugin
25123 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
25125 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
25126 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
25127 the DIE accordingly.
25128 (modified_type_die): Add REVERSE parameter and pass it recursively,
25129 as well as to base_type_die. Adjust presence check accordingly.
25130 (base_type_for_mode): Adjust call to modified_type_die.
25131 (add_type_attribute): Add REVERSE parameter and pass it to
25133 (generic_parameter_die): Adjust call to add_type_attribute.
25134 (add_scalar_info): Likewise.
25135 (add_subscript_info): Likewise.
25136 (gen_array_type_die): Likewise.
25137 (gen_descr_array_type_die): Likewise.
25138 (gen_entry_point_die): Likewise.
25139 (gen_enumeration_type_die): Likewise.
25140 (gen_formal_parameter_die): Likewise.
25141 (gen_subprogram_die): Likewise.
25142 (gen_variable_die ): Likewise.
25143 (gen_const_die): Likewise.
25144 (gen_field_die): Likewise.
25145 (gen_pointer_type_die): Likewise.
25146 (gen_reference_type_die): Likewise.
25147 (gen_ptr_to_mbr_type_die): Likewise.
25148 (gen_inheritance_die): Likewise.
25149 (gen_subroutine_type_die): Likewise.
25150 (gen_typedef_die): Likewise.
25151 (force_type_die): Adjust call to modified_type_die.
25153 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
25155 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
25156 flow throughout the file. Fix broken link to Objective-C 2.0
25158 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
25161 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25163 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
25165 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25168 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
25169 (maybe_record_node): Record cxa_pure_virtual as the only possible
25170 target if there are not ohter candidates.
25171 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
25173 2016-01-19 Richard Biener <rguenther@suse.de>
25175 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
25176 (get_memory_order): Likewise.
25178 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
25180 * tree-vect-stmts.c (vectorizable_store): Check
25183 2016-01-19 David Malcolm <dmalcolm@redhat.com>
25186 * gcc.c (driver::decode_argv): Add call to
25187 init_opts_obstack before init_options_struct.
25188 * opts.c (init_opts_obstack): Remove idempotency.
25189 (init_options_struct): Replace call to init_opts_obstack
25190 with a gcc_assert to verify that it has already been called.
25191 * toplev.c (toplev::main): Add call to init_opts_obstack before
25192 calls to init_options_struct.
25193 (toplev::finalize): Move cleanup of opts_obstack next to
25194 cleanup of save_decoded_options, clearing the latter, and
25195 save_decoded_options_count.
25197 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25200 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
25201 attribute to unconditional. Remove %? from output template.
25203 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25204 Jiong Wang <jiong.wang@arm.com>
25206 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
25207 generated from different expand order.
25209 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25211 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25212 Add support for CCMP costing.
25214 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25216 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
25217 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
25218 (fccmpe<mode>): Likewise.
25219 (fcmp): Rename to fcmp and globalize pattern.
25221 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
25222 (aarch64_gen_ccmp_next): Add FP support.
25224 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25226 * target.def (gen_ccmp_first): Update documentation.
25227 (gen_ccmp_next): Likewise.
25228 * doc/tm.texi (gen_ccmp_first): Update documentation.
25229 (gen_ccmp_next): Likewise.
25230 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
25231 expand_ccmp_expr_1. Improve comments.
25232 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
25233 (ccmp_ior<mode>): Remove pattern.
25234 (cmp<mode>): Remove expand.
25235 (cmp): Globalize pattern.
25236 (cstorecc4): Use cc_register.
25237 (mov<mode>cc): Remove ccmp_cc_register check.
25238 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
25239 Simplify after removal of CC_DNE/* modes.
25240 (aarch64_ccmp_mode_to_code): Remove.
25241 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
25242 In 'k' case use integer as condition.
25243 (aarch64_nzcv_codes): Remove inverted cases.
25244 (aarch64_code_to_ccmode): Remove.
25245 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
25246 comparison with CC register to be used in folowing CCMP/branch/CSEL.
25247 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
25248 pattern. Return the comparison with CC register. Invert conditions
25249 when bitcode is OR.
25250 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
25251 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
25253 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25255 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25256 instrumented_version.
25258 2016-01-19 Richard Biener <rguenther@suse.de>
25260 PR tree-optimization/69336
25261 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
25262 handled components with get_ref_base_and_extent.
25263 (equal_mem_array_ref_p): Adjust.
25265 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25268 * shrink-wrap.c: Include valtrack.h.
25269 (move_insn_for_shrink_wrap): Add DEBUG argument. If
25270 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
25271 in between insn and where it will be moved to. Call
25272 dead_debug_insert_temp.
25273 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
25274 first and dead_debug_local_finish at the end.
25275 For uses and defs bitmap, handle all regs in between REGNO and
25276 END_REGNO, not just the first one.
25278 2016-01-19 Richard Biener <rguenther@suse.de>
25280 PR tree-optimization/69352
25281 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
25282 (equal_mem_array_ref_p): Constrain size and max size properly.
25283 Compare the reverse flag.
25285 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
25287 * ira.c (ira): Update regstat data if we deleted insns.
25289 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25291 PR rtl-optimization/68955
25292 PR rtl-optimization/64557
25293 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
25294 here. Fix up formatting.
25295 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
25297 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25300 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
25301 assume that the node has body.
25302 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
25305 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25307 * lto-streamer-out.c (lto_output): Do not stream instrumentation
25310 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25312 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
25313 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
25315 2016-01-19 Martin Jambor <mjambor@suse.cz>
25316 Martin Liska <mliska@suse.cz>
25317 Michael Matz <matz@suse.de>
25319 * Makefile.in (OBJS): Add new source files.
25320 (GTFILES): Add hsa.c.
25321 * common.opt (disable_hsa): New variable.
25322 (-Whsa): New warning.
25323 * config.in (ENABLE_HSA): New.
25324 * configure.ac: Treat hsa differently from other accelerators.
25325 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
25326 $enable_offloading.
25327 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
25328 * doc/install.texi (Configuration): Document --with-hsa-runtime,
25329 --with-hsa-runtime-include, --with-hsa-runtime-lib and
25330 --with-hsa-kmt-lib.
25331 * doc/invoke.texi (-Whsa): Document.
25332 (hsa-gen-debug-stores): Likewise.
25333 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
25334 to invoke offload compiler for hsa acclerator.
25335 * opts.c (common_handle_option): Determine whether HSA offloading
25336 should be performed.
25337 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
25338 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
25339 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
25340 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
25341 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
25342 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
25343 GF_OMP_FOR_KIND_GRID_LOOP.
25344 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
25345 (pp_gimple_stmt_1): Likewise.
25346 * gimple-walk.c (walk_gimple_stmt): Likewise.
25347 * gimple.c (gimple_build_omp_grid_body): New function.
25348 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
25349 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
25350 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
25351 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
25352 GF_OMP_TEAMS_GRID_PHONY.
25353 (gimple_statement_omp_single_layout): Updated comments.
25354 (gimple_build_omp_grid_body): New function.
25355 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
25356 (gimple_omp_for_grid_phony): New function.
25357 (gimple_omp_for_set_grid_phony): Likewise.
25358 (gimple_omp_parallel_grid_phony): Likewise.
25359 (gimple_omp_parallel_set_grid_phony): Likewise.
25360 (gimple_omp_teams_grid_phony): Likewise.
25361 (gimple_omp_teams_set_grid_phony): Likewise.
25362 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
25363 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
25364 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
25365 (BUILT_IN_GOMP_TARGET): Updated type.
25366 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
25367 (adjust_for_condition): New function.
25368 (get_omp_for_step_from_incr): Likewise.
25369 (extract_omp_for_data): Moved parts to adjust_for_condition and
25370 get_omp_for_step_from_incr.
25371 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
25372 (fixup_child_record_type): Bail out if receiver_decl is NULL.
25373 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
25374 (scan_omp_parallel): Do not create child functions for phony
25376 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
25377 (scan_omp_1_op): Checking assert we are not remapping to
25378 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
25379 (parallel_needs_hsa_kernel_p): New function.
25380 (expand_parallel_call): Register apprpriate parallel child
25381 functions as HSA kernels.
25382 (grid_launch_attributes_trees): New type.
25383 (grid_attr_trees): New variable.
25384 (grid_create_kernel_launch_attr_types): New function.
25385 (grid_insert_store_range_dim): Likewise.
25386 (grid_get_kernel_launch_attributes): Likewise.
25387 (get_target_argument_identifier_1): Likewise.
25388 (get_target_argument_identifier): Likewise.
25389 (get_target_argument_value): Likewise.
25390 (push_target_argument_according_to_value): Likewise.
25391 (get_target_arguments): Likewise.
25392 (expand_omp_target): Call get_target_arguments instead of looking
25393 up for teams and thread limit.
25394 (grid_expand_omp_for_loop): New function.
25395 (grid_arg_decl_map): New type.
25396 (grid_remap_kernel_arg_accesses): New function.
25397 (grid_expand_target_kernel_body): New function.
25398 (expand_omp): Call it.
25399 (lower_omp_for): Do not emit phony constructs.
25400 (lower_omp_taskreg): Do not emit phony constructs but create for them
25401 a temporary variable receiver_decl.
25402 (lower_omp_taskreg): Do not emit phony constructs.
25403 (lower_omp_teams): Likewise.
25404 (lower_omp_grid_body): New function.
25405 (lower_omp_1): Call it.
25406 (grid_reg_assignment_to_local_var_p): New function.
25407 (grid_seq_only_contains_local_assignments): Likewise.
25408 (grid_find_single_omp_among_assignments_1): Likewise.
25409 (grid_find_single_omp_among_assignments): Likewise.
25410 (grid_find_ungridifiable_statement): Likewise.
25411 (grid_target_follows_gridifiable_pattern): Likewise.
25412 (grid_remap_prebody_decls): Likewise.
25413 (grid_copy_leading_local_assignments): Likewise.
25414 (grid_process_kernel_body_copy): Likewise.
25415 (grid_attempt_target_gridification): Likewise.
25416 (grid_gridify_all_targets_stmt): Likewise.
25417 (grid_gridify_all_targets): Likewise.
25418 (execute_lower_omp): Call grid_gridify_all_targets.
25419 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
25420 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
25421 (tree_omp_clause): Added union field dimension.
25422 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
25423 * tree.c (omp_clause_num_ops): Added number of arguments of
25424 OMP_CLAUSE__GRIDDIM_.
25425 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
25426 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
25427 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
25428 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
25429 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
25430 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
25431 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
25432 * tree-pass.h (make_pass_gen_hsail): Declare.
25433 (make_pass_ipa_hsa): Likewise.
25434 * ipa-hsa.c: New file.
25435 * lto-section-in.c (lto_section_name): Add hsa section name.
25436 * lto-streamer.h (lto_section_type): Add hsa section.
25437 * timevar.def (TV_IPA_HSA): New.
25438 * hsa-brig-format.h: New file.
25439 * hsa-brig.c: New file.
25440 * hsa-dump.c: Likewise.
25441 * hsa-gen.c: Likewise.
25444 * toplev.c (compile_file): Call hsa_output_brig.
25445 * hsa-regalloc.c: New file.
25447 2016-01-18 Jeff Law <law@redhat.com>
25449 PR tree-optimization/69320
25450 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
25451 ranged object, do nothing if the RHS constant is not [0..1].
25452 (optimize_stmt): Comparing a boolean ranged object against a
25453 constant outside [0..1] results in a compile-time constant.
25455 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
25458 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
25460 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25461 (Option Summary): Update to reflect new section and moved options.
25462 (C++ Dialect Options): Move -fstats to new section.
25463 (Debugging Options): Move all dump, statistics, and other GCC
25464 developer options to new section. Rewrite section introduction
25465 and re-order remaining options to put the more basic ones first.
25466 (Optimization Options): Move -fira-verbose and -flto-report* to
25468 (Developer Options): New section incorporating moved options.
25469 * doc/cppopts.texi (-dM): Update cross-reference.
25471 2016-01-18 Richard Henderson <rth@redhat.com>
25474 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
25475 operands to pseudo only if CSE is expected. Split long immediate
25476 operands only after reload, and for the stack pointer.
25477 (*add<GPI>3_pluslong): Remove.
25478 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
25479 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
25480 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
25481 (*add<GPI>3 peepholes): New.
25482 (*add<GPI>3 splitters): New.
25483 * config/aarch64/constraints.md (Upl): New.
25484 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
25486 2016-01-18 Richard Biener <rguenther@suse.de>
25488 PR tree-optimization/69297
25489 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
25491 (vect_bb_vectorization_profitable_p): Clear visited flag again.
25493 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
25495 PR middle-end/68542
25496 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
25497 of mixind vector and scalar types.
25498 (fold_relational_const): Add handling of vector
25499 comparison with boolean result.
25500 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
25501 comparison of vector operands with boolean result for EQ/NE only.
25502 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
25503 (verify_gimple_cond): Likewise.
25504 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
25507 2016-01-18 Joseph Myers <joseph@codesourcery.com>
25509 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25512 2016-01-18 Richard Biener <rguenther@suse.de>
25514 PR middle-end/69308
25515 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25517 2016-01-18 Tom de Vries <tom@codesourcery.com>
25519 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25521 2016-01-18 Tom de Vries <tom@codesourcery.com>
25523 * omp-low.c (set_oacc_fn_attrib): Make extern.
25524 * omp-low.h (set_oacc_fn_attrib): Declare.
25525 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25526 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25527 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25528 Add and handle function parameter oacc_kernels_p.
25529 (find_reduc_addr, get_omp_data_i_param): New function.
25530 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25531 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25532 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25533 Calculate dominance info. Skip loops that are not in a kernels region
25534 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25535 (pass_parallelize_loops::execute): Call parallelize_loops with
25536 oacc_kernels_p argument.
25537 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25538 New member function.
25539 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25540 * passes.def: Add argument to pass_parallelize_loops instantation.
25542 2016-01-18 Tom de Vries <tom@codesourcery.com>
25544 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25545 pass_parallelize_loops to be run outside the loop pipeline.
25547 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25549 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25550 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25552 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25555 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25556 using get_ref_base_and_extent.
25557 (equal_mem_array_ref_p): New.
25558 (hashable_expr_equal_p): Add call to previous.
25560 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25563 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25564 (sra_initialize): Allocate disqualified_constants.
25565 (sra_deinitialize): Free disqualified_constants.
25566 (disqualify_candidate): Update disqualified_constants when appropriate.
25567 (create_access): Scan for constant-pool entries as we go along.
25568 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25569 (maybe_add_sra_candidate): Allow constant-pool entries.
25570 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25571 (initialize_constant_pool_replacements): New.
25572 (sra_modify_assign): Avoid mangling assignments created by previous,
25573 and don't generate writes into constant pool.
25574 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25576 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25578 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25579 andnot instruction.
25580 (scalar_chain::convert_op): Likewise.
25581 * config/i386/i386.md (*andndi3_doubleword): New.
25583 2016-01-18 Richard Biener <rguenther@suse.de>
25585 PR tree-optimization/69170
25586 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25587 building a vector from scalar results of a pattern stmt.
25589 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25591 * haifa-sched.c (autopref_multipass_init): Work around
25592 -Wmaybe-uninitialized warning.
25594 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25596 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25597 against the constant 0.
25599 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25601 PR tree-optimization/68799
25602 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25603 look up phi candidates in the statement-candidate map.
25604 (phi_add_costs): Likewise.
25605 (record_phi_increments): Likewise.
25606 (phi_incr_cost): Likewise.
25607 (ncd_with_phi): Likewise.
25608 (all_phi_incrs_profitable): Likewise.
25610 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25612 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25613 -Wmaybe-uninitialized warning.
25615 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25617 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25618 (Option Summary): Update to reflect new section and moved options.
25619 (C++ Dialect Options): Move -fvtable-verify and related options.
25620 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25621 and profiling-related options.
25622 (Optimization Options): Move profile generation options and
25623 -fstack-protector and related options.
25624 (Instrumentation Options): New section incorporating moved options.
25625 (Code Generation Options): Move -finstrument-functions and
25626 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25628 2016-01-16 Tom de Vries <tom@codesourcery.com>
25630 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25632 2016-01-16 Tom de Vries <tom@codesourcery.com>
25634 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25636 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25638 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25639 that checks whether the table is already empty. Rename the
25640 original implementation to...
25641 (hash_table::empty_slot): ...this new private function.
25643 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25645 PR diagnostic/68899
25646 * diagnostic-show-locus.c (layout::print_source_line): Move x
25647 offset of line until after call to
25648 get_line_width_without_trailing_whitespace.
25650 2016-01-15 Jeff Law <law@redhat.com>
25652 PR tree-optimization/69270
25653 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25654 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25655 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25656 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25657 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25658 ssa_name_has_boolean_range and constant_boolean_node.
25660 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25662 PR rtl-optimization/69030
25663 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25665 (spill_pseudos): Delete debug insn for dead pseudo.
25666 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25668 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25670 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25672 (TYPES_UNOPUS): Likewise.
25673 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25674 builtin type, from UNOP to UNOPUS.
25675 (lbtruncuv4sf): Likewise.
25676 (lbtruncuv2df): Likewise.
25677 (lrounduv2sf): Likewise.
25678 (lrounduv4sf): Likewise.
25679 (lrounduv2df): Likewise.
25680 (lroundusf): Likewise.
25681 (lroundusf): Likewise.
25682 (lceiluv2sf): Likewise.
25683 (lceiluv4sf): Likewise.
25684 (lceiluv2df): Likewise.
25685 (lceilusf): Likewise.
25686 (lceiludf): Likewise.
25687 (lflooruv2sf): Likewise.
25688 (lflooruv4sf): Likewise.
25689 (lflooruv2df): Likewise.
25690 (lfloorusf): Likewise.
25691 (lfloorudf): Likewise.
25692 (lfrintnuv2sf): Likewise.
25693 (lfrintnuv4sf): Likewise.
25694 (lfrintnuv2df): Likewise.
25695 (lfrintnusf): Likewise.
25696 (lfrintnudf): Likewise.
25697 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
25699 (vcvtq_u32_f32): Likewise.
25700 (vcvtq_u64_f64): Likewise.
25701 (vcvta_u32_f32): Likewise.
25702 (vcvtaq_u32_f32): Likewise.
25703 (vcvtaq_u64_f64): Likewise.
25704 (vcvtm_u32_f32): Likewise.
25705 (vcvtmq_u32_f32): Likewise.
25706 (vcvtmq_u64_f64): Likewise.
25707 (vcvtn_u32_f32): Likwise.
25708 (vcvtnq_u32_f32): Likewise.
25709 (vcvtnq_u64_f64): Likewise.
25710 (vcvtp_u32_f32): Likewise.
25711 (vcvtpq_u32_f32): Likewise.
25712 (vcvtpq_u64_f64): Likewise.
25713 (vcvtmd_u64_f64): Likewise.
25714 (vcvtms_u32_f32): Likewise.
25715 (vcvtad_u64_f64): Likewise.
25716 (vcvtas_u32_f32): Likewise.
25717 (vcvtnd_u64_f64): Likewise.
25718 (vcvtns_u32_f32): Likewise.
25719 (vcvtpd_u64_f64): Likewise.
25720 (vcvtps_u32_f32): Likewise.
25722 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25724 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
25725 CSEL of zero_extended registers.
25727 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25729 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
25730 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
25732 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25734 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
25735 false when argument string is not found in the attributes table
25738 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
25741 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
25742 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
25743 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
25744 precision estimate.
25746 2016-01-15 Richard Biener <rguenther@suse.de>
25748 PR tree-optimization/66856
25749 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
25750 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
25751 (vect_create_new_slp_node): Increment stmt reference count.
25752 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
25753 an SLP tree before swapping operands.
25754 (vect_build_slp_tree): Likewise.
25755 (destroy_bb_vec_info): Free stmt info after SLP instances.
25756 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
25757 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
25758 (STMT_VINFO_NUM_SLP_USES): New macro.
25760 2016-01-15 Richard Biener <rguenther@suse.de>
25763 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
25764 (add_linkage_name): ... here.
25765 (gen_typedef_die): Use add_linkage_name_raw instead of
25766 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
25769 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
25771 * gimplify.c (oacc_default_clause): Decode reference and pointer
25772 types for both kernels and parallel regions.
25774 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
25776 PR middle-end/69246
25777 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
25779 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25781 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
25782 (convert_scalars_to_vector): Likewise.
25784 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
25786 * doc/extend.texi (Type Traits): Fix grammar.
25788 2016-01-15 Martin Jambor <mjambor@suse.cz>
25790 * tree-inline.c (remap_decl): Use existing dclarations if
25791 remapping a type and prevent_decl_creation_for_types.
25792 (replace_locals_stmt): Do an initial remapping of non-VLA typed
25793 decls first. Do real remapping with
25794 prevent_decl_creation_for_types set.
25795 * tree-inline.h (copy_body_data): New field
25796 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
25799 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25801 * config/s390/s390.opt (mmvcle): More verbose help text.
25803 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25805 * config/s390/s390.opt: Add period to -mzvector option text.
25807 2016-01-15 Richard Biener <rguenther@suse.de>
25809 PR tree-optimization/68961
25810 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
25811 of invariants in stores again.
25813 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
25815 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
25817 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25819 * config/i386/i386.c (ix86_expand_branch): Don't split
25820 DI mode xor instruction to SI mode.
25822 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25825 * ipa-icf.c (sem_function::merge): Virtual functions may become
25826 reachable even if they address is not taken and there are no
25829 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25831 * lto-streamer-out.c (subtract_estimated_size): New function.
25832 (get_symbol_initial_value): Use it.
25834 2016-01-15 Christian Bruel <christian.bruel@st.com>
25837 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
25838 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
25839 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
25840 use add_builtin_function_ext_scope instead of add_builtin_function.
25841 (neon_set_p, neon_crypto_set_p): Remove.
25842 (arm_init_builtins): Always call arm_init_neon_builtins and
25843 arm_init_crypto_builtins.
25844 (arm_expand_builtin): Check that builtins are allowed for the arch.
25845 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
25846 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
25847 arm_init_neon_builtins call.
25849 2016-01-15 Richard Biener <rguenther@suse.de>
25851 PR tree-optimization/69117
25852 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
25853 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
25854 of the leader conservatively.
25855 (free_scc_vn): Restore original SSA name infos.
25857 2016-01-14 Jeff Law <law@redhat.com>
25859 PR tree-optimization/69270
25860 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
25861 single bit of precision, verify it's also unsigned.
25862 (record_edge_info): Use constant_boolean_node rather than fold_convert
25863 to convert boolean_true/boolean_false to the right type.
25865 2016-01-14 Richard Henderson <rth@redhat.com>
25868 * loop-doloop.c (record_reg_sets): New.
25869 (doloop_optimize): Reject the transform if the sequence
25870 clobbers registers live at the end of the loop block.
25871 (doloop_optimize_loops): Enable df_live if needed.
25873 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25875 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
25876 * config/rs6000/rs6000.c: Likewise.
25877 * config/rs6000/rs6000.h: Likewise.
25878 * config/rs6000/rs6000.md: Likewise.
25879 * doc/extend.texi: Likewsie.
25881 2016-01-14 Jeff Law <law@redhat.com>
25883 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
25886 2016-01-14 Richard Henderson <rth@redhat.com>
25890 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
25891 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
25892 instead of builtin_decl_declared_p to test for declaration.
25894 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
25896 * doc/loop.texi (Loop Analysis and Representation): Document
25897 loop_depth function.
25899 2016-01-14 Tom de Vries <tom@codesourcery.com>
25901 PR tree-optimization/68773
25902 * omp-low.c (expand_omp_target): Don't set force_output.
25903 * varpool.c (varpool_node::get_create): Same.
25904 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
25905 offload_funcs with force_output.
25907 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25910 * lra-eliminations.c (move_plus_up): Don't change anything if either
25911 the outer or inner subreg mode is not MODE_INT.
25912 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
25913 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
25915 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25917 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
25918 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
25919 reduc_uplus_@var{m}): Remove.
25920 * expr.c (expand_expr_real_2): Remove expansion path for
25921 reduc_[us](min|max|plus) optabs.
25922 * optabs-tree.c (scalar_reduc_to_vector): Remove.
25923 * optabs-tree.h (scalar_reduc_to_vector): Remove.
25924 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
25925 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
25926 * tree-vect-loop.c (vectorizable_reduction): Remove test for
25927 reduc_[us](min|max|plus) optabs.
25929 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25931 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
25932 (reduc_plus_scal_v2sf): New.
25933 (reduc_smax_v2sf): Rename to...
25934 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
25935 (reduc_smin_v2sf): Rename to...
25936 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
25938 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
25940 * alias.c (compare_base_symbol_refs): New function.
25941 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
25944 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25946 PR middle-end/68146
25947 PR tree-optimization/69155
25948 * tree-complex.c: Include cfganal.h.
25949 (phis_to_revisit): New variable.
25950 (extract_component): Add phiarg_p argument. Assert that returned
25951 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
25952 (update_phi_components): Partly rewrite to use loop over real/imag
25953 components instead of code duplication. If extract_component returns
25954 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
25955 create_tmp_reg into the PHI node instead, and mention the phi triplet
25956 in phis_to_revisit.
25957 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
25958 in phis_to_revisit at the end.
25960 2016-01-14 Richard Biener <rguenther@suse.de>
25962 PR tree-optimization/68060
25963 * tree-vect-loop.c (vect_is_simple_reduction): Check the
25964 outer loop reduction is only used in the inner loop before
25965 detecting a double reduction.
25967 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25970 * combine.c (expand_field_assignment): Punt if compute_mode is
25971 unsupported scalar mode.
25973 2016-01-14 Richard Biener <rguenther@suse.de>
25975 PR tree-optimization/66856
25976 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
25977 SLP node only if it built successfully.
25978 (vect_analyze_slp_instance): Adjust.
25980 2016-01-14 Jeff Law <law@redhat.com>
25982 PR tree-optimization/69270
25983 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
25984 (record_edge_info): Use it. Convert boolean_{true,false}_node
25985 to the type of op0.
25987 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
25990 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
25991 use block_ultimate_origin
25992 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
25994 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25996 * doc/invoke.texi (Submodel Options): Rename section to
25997 "Machine-Dependent Options" to better reflect its content.
25998 Rewrite introductory text to remove archaic CPU names.
26001 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26003 * doc/invoke.texi (Code Gen Options): Move section up in file,
26004 before target-specific options. Update menu and option summary
26005 to reflect the new section ordering.
26007 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26009 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
26010 (C++ Dialect Options): Add cross-reference to -std option.
26011 * doc/standards.texi (C++ Language): Document C++14 support.
26013 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
26015 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
26016 for pack/unpack functions for __ibm128.
26017 (PACK_IF): Likewise.
26018 (UNPACK_IF): Likewise.
26020 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
26021 support for __ibm128 pack/unpack functions.
26022 (rs6000_invalid_builtin): Likewise.
26023 (rs6000_init_builtins): Likewise.
26024 (rs6000_opt_masks): Likewise.
26026 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
26027 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
26029 (RS6000_BTM_COMMON): Likewise.
26031 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
26032 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
26033 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
26034 128-bit floating point. Add support for the double values to be
26035 in Altivec registers for TF/IF packing and unpacking, but restrict
26036 TD packing sub-fields to be FPR registers. Don't allow overlapped
26037 register support for packing. Allow pack inputs to be memory
26038 locations. Don't build generator functions for unpack<mode>_dm
26039 and unpack<mode>_nodm.
26040 (unpack<mode>_dm): Likewise.
26041 (unpack<mode>_nodm): Likewise.
26042 (pack<mode>): Likewise.
26044 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
26045 built-in functions to pack/unpack explicit __ibm128 values.
26046 (__builtin_unpack_ibm128): Likewise.
26048 * doc/extend.texi (PowerPC Built-in Functions): Document
26049 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
26051 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
26054 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
26055 Add new arg loc and pass it down as context.
26056 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
26057 to the location to use for the warning.
26058 (check_function_arguments): New arg loc. All callers changed. Pass
26059 it to check_function_nonnull.
26060 * c-common.h (check_function_arguments): Adjust declaration.
26062 2016-01-13 Jakub Jelinek <jakub@redhat.com>
26064 PR tree-optimization/69156
26065 * gimple.c (validate_type): Removed.
26066 (gimple_builtin_call_types_compatible_p): Use
26067 useless_type_conversion_p instead of validate_type.
26068 * value-prof.c (gimple_stringop_fixed_value): Fold
26069 icall_size to correct type.
26071 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26073 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
26076 2016-01-13 Richard Henderson <rth@redhat.com>
26079 * target.def (builtin_tm_load, builtin_tm_store): Remove.
26080 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
26081 (ix86_builtin_tm_store): Remove.
26082 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26083 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26084 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26085 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26086 * doc/tm.texi: Rebuild.
26088 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
26089 (BUILT_IN_TM_MEMCPY_RTWN): New.
26090 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
26091 fallback from vector to integer helpers.
26092 (build_tm_load): Handle vector types directly, instead of
26094 (build_tm_store): Likewise.
26095 (expand_assign_tm): Prepare for register types not handled by
26096 the above. Copy them to memory and use memcpy.
26097 * tree.c (tm_define_builtin): New.
26098 (find_tm_vector_type): New.
26099 (build_tm_vector_builtins): New.
26100 (build_common_builtin_nodes): Call it.
26102 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
26104 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
26105 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
26107 2016-01-13 Tom de Vries <tom@codesourcery.com>
26109 PR tree-optimization/69169
26110 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
26111 handled_struct_type param.
26112 (create_variable_info_for, intra_create_variable_infos): Call
26113 create_variable_info_for_1 with extra arg.
26115 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
26117 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
26118 and "armv8.1-a+crc" entries.
26120 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
26123 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
26124 Change first operand predicate from register_or_constm1_operand
26125 to register_operand.
26126 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
26127 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
26128 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
26129 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
26130 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
26131 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
26132 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
26133 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
26134 comparison with constm1_rtx from vec_prefetch_gen part.
26136 2016-01-13 Richard Biener <rguenther@suse.de>
26138 PR tree-optimization/69013
26139 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
26140 Exchange assert for a test.
26142 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26145 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
26147 2016-01-13 Richard Biener <rguenther@suse.de>
26149 PR tree-optimization/69242
26150 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
26151 assert with a check.
26153 2016-01-13 Richard Biener <rguenther@suse.de>
26155 PR tree-optimization/69186
26156 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
26157 Properly guard vect_update_misalignment_for_peel call.
26159 2016-01-12 Jeff Law <law@redhat.com>
26161 PR tree-optimization/pr67755
26162 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
26163 "need_profile_correction".
26164 (thread_block_1): Initialize new field to false by default. If we
26165 have multiple thread paths through a common joiner to different
26166 final targets, then set new field to true.
26167 (compute_path_counts): Only do count adjustment when it's really
26170 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26172 * doc/invoke.texi (Spec Files): Move section down in file, past
26173 all command-line option descriptions.
26175 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26177 PR middle-end/54809
26178 * doc/gty.texi: Remove documentation of mark_hook.
26179 * gengtype.c (struct write_types_data): Remove code to support
26180 mark_hook attribute.
26181 (walk_type): Likewise.
26182 (write_func_for_structure): Likewise.
26184 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26186 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
26187 Directory Options, and -specs= to Overall Options.
26188 (Overall Options): Adjust similarly. Reorder to group related
26189 options together. Make -specs= cross-reference the spec file details.
26190 (Directory Options): Adjust similarly.
26192 2016-01-12 Jeff Law <law@redhat.com>
26194 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
26196 2016-01-12 Olivier Hainque <hainque@adacore.com>
26198 * gcc.c (spec_undefvar_allowed): New global.
26199 (process_command): Set to true when running for --version or --help,
26201 (getenv_spec_function): When the variable is not defined, use the
26202 variable name as the variable value if we're allowed not to issue
26205 2016-01-12 Bin Cheng <bin.cheng@arm.com>
26207 PR tree-optimization/68911
26208 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
26209 information computed for expression "init + nit * step".
26211 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26213 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
26214 about name of GCC executable. Remove deleted node from menu.
26215 (Directory Options) <-B>: Remove cross-reference to deleted node.
26216 (Target Options): Delete section.
26218 2016-01-12 Christian Bruel <christian.bruel@st.com>
26221 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
26222 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
26224 2016-01-12 Jakub Jelinek <jakub@redhat.com>
26227 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
26228 aligned_mem is properly set for AVX512-VL floating point masked
26232 * ifcvt.c (cond_exec_process_if_block): When removing the last
26233 insn from then_bb, remove also any possible barriers that follow it.
26235 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
26239 * config/i386/iamcu.h (SIZE_TYPE): New macro.
26240 (PTRDIFF_TYPE): Likewise.
26241 (WCHAR_TYPE): Likewise.
26242 (WCHAR_TYPE_SIZE): Likewise.
26243 (STDINT_LONG32): Likewise.
26245 2016-01-12 Richard Biener <rguenther@suse.de>
26247 PR tree-optimization/69053
26248 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
26249 convert initial value for cond reductions.
26251 2016-01-12 Richard Biener <rguenther@suse.de>
26253 PR tree-optimization/69007
26254 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
26255 widen_sum after dot_prod and sad.
26257 2016-01-12 Richard Biener <rguenther@suse.de>
26259 PR tree-optimization/69168
26260 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
26261 pattern stmt SLP type.
26262 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
26263 end up unused so cope with that case.
26265 2016-01-12 Richard Biener <rguenther@suse.de>
26267 PR tree-optimization/69157
26268 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
26269 stmts def type only during analyze phase.
26270 (vectorizable_call): Likewise.
26271 (vectorizable_simd_clone_call): Likewise.
26272 (vectorizable_conversion): Likewise.
26273 (vectorizable_assignment): Likewise.
26274 (vectorizable_shift): Likewise.
26275 (vectorizable_operation): Likewise.
26276 (vectorizable_store): Likewise.
26277 (vectorizable_load): Likewise.
26279 2016-01-12 Richard Biener <rguenther@suse.de>
26281 PR tree-optimization/69174
26282 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
26284 (vectorizable_load): Properly compute the number of loads needed
26285 for permuted strided SLP loads and do not spuriously assign
26286 to SLP_TREE_VEC_STMTS.
26288 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
26290 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
26291 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
26292 (MD_EXEC_PREFIX): Remove.
26293 (MD_STARTFILE_PREFIX) Removee.
26294 (FILE_NAME_ABSOLUTE_P): Remove.
26295 (CPP_SPEC): Do not read macros from sys/version.h.
26296 (LINK_COMMAND_SPEC): Remove.
26297 (LOCAL_INCLUDE_DIR): Remove.
26298 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
26299 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
26300 (POST_LINK_SPEC): Define to invoke stubify after linker
26301 (LIBSTDCXX): Remove define
26302 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
26303 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
26304 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
26305 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
26306 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
26307 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
26308 (i386_djgpp_asm_named_section): Add propotype of new procedure
26310 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
26311 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
26312 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
26313 in config/i386/djgpp.h).
26314 (STANDARD_STARTFILE_PREFIX_2): Define identical to
26315 STANDARD_STARTFILE_PREFIX_1.
26316 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
26317 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
26318 installation errors.
26319 (MAX_OFILE_ALIGNMENT): Define to 128.
26320 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
26322 * config/i386/djgpp.c: New file. Add implementation of
26323 i386_djgpp_asm_named_section.
26325 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
26327 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
26328 Add rule for building djgpp.o.
26330 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26332 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
26333 (rtx_is_swappable_p): Reductions are swappable.
26334 (insn_is_swappable_p): V2DF reductions are swappable.
26336 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
26338 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
26339 reloads for other unsupported memory operands.
26341 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26342 Jim Wilson <jim.wilson@linaro.org>
26345 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
26346 copy_to_mode_reg instead of force_reg.
26348 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26351 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
26352 TARGET_80387 is true.
26354 2016-01-11 Jakub Jelinek <jakub@redhat.com>
26357 * lra-eliminations.c (move_plus_up): Only move plus up
26358 if subreg of the constant can be simplified into constant
26359 and use the simplified subreg of the constant instead of
26360 the original constant.
26362 * fold-const.c (fold_convertible_p): Don't return true
26363 for conversion of VECTOR_TYPE to same sized integral type.
26364 (fold_convert_loc): Fix up formatting. Fold conversion of
26365 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
26366 instead of NOP_EXPR.
26368 PR tree-optimization/69214
26369 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
26370 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
26373 PR tree-optimization/69207
26374 * tree-vect-slp.c (vect_get_constant_vectors): For
26375 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
26376 fold_convertible_p to vector_type's element type, and always
26377 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
26379 2016-01-11 Richard Biener <rguenther@suse.de>
26381 PR tree-optimization/69173
26382 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
26383 fixup the cycle if all stmts are in a pattern.
26385 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
26387 PR middle-end/68999
26388 * alias.c (base_alias_check): Move check for addresses with
26389 alignment ANDs before the call for compare_base_decls.
26390 (memrefs_conflict_p): Return -1 for different decls
26391 that went through alignment adjustments.
26393 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26395 PR rtl-optimization/68796
26396 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
26397 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
26398 and QImode comparisons against zero with CC_NZmode.
26399 * config/aarch64/iterators.md (short_mask): New mode_attr.
26401 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26403 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
26404 (<avx512>_store<mode>_mask): Likewise.
26406 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
26407 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26409 PR rtl-optimization/68841
26410 * ifcvt.c (struct noce_if_info): Add orig_x field.
26411 (bbs_ok_for_cmove_arith): Add to_rename parameter.
26412 Don't record conflicts on to_rename if it's present.
26413 Allow memory destinations in sets.
26414 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
26415 blocks, passing orig_x to the checks.
26416 (noce_process_if_block): Set if_info->orig_x appropriately.
26418 2016-01-11 Tom de Vries <tom@codesourcery.com>
26420 PR tree-optimization/69069
26421 * tree-parloops.c (create_parallel_loop): Add missing phi args.
26423 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
26425 PR rtl-optimization/68920
26426 * config/i386/i386.c (ix86_option_override_internal): Restrict number
26427 of conditional moves for RTL if-conversion to 1 for
26428 TARGET_ONE_IF_CONV_INSN.
26429 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
26430 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
26431 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
26432 parameter to restirct number of conditional moves for
26434 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
26435 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
26438 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
26441 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
26442 onepart vars. Fix typo in comment. Fix reversed condition in
26444 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
26447 * var-tracking.c (dump_onepart_variable_differences): New.
26448 (dataflow_set_different): If a detailed dump is requested,
26449 delay early returns and dump differences between onepart
26450 variables present before and after, and added variables.
26452 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26455 * expr.c (expand_expr_real_1): For boolean vector constants
26456 with a scalar mode use const_scalar_mask_from_tree.
26457 (const_scalar_mask_from_tree): New.
26458 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
26459 assigned to a mask type to handle constants.
26461 2016-01-11 Martin Jambor <mjambor@suse.cz>
26464 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
26465 useless parameters if we cannot change function signature.
26467 2016-01-11 Martin Jambor <mjambor@suse.cz>
26470 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
26473 2016-01-11 Tom de Vries <tom@codesourcery.com>
26475 PR tree-optimization/69109
26476 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
26479 2016-01-11 Tom de Vries <tom@codesourcery.com>
26481 PR tree-optimization/69108
26482 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
26483 res is not used in a phi.
26485 2016-01-11 Yury Gribov <y.gribov@samsung.com>
26488 * common.opt (frandom-seed): Fix parameter name.
26489 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
26491 2016-01-11 Tom de Vries <tom@codesourcery.com>
26493 PR tree-optimization/69058
26494 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
26497 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
26499 * config/arc/arc.opt (mdiv-rem): Add period to the end.
26500 (mcode-density): Likewise.
26502 2016-01-10 Tom de Vries <tom@codesourcery.com>
26504 PR tree-optimization/69062
26505 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
26506 (parallelize_loops): Don't paralelize loop that has phi with address
26509 2016-01-10 Tom de Vries <tom@codesourcery.com>
26511 PR tree-optimization/69039
26512 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26515 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26517 PR middle-end/68743
26518 * match.pd: Require target has function_c99_misc before doing
26519 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26521 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26523 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26525 * configure: Regenerate.
26527 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26529 PR middle-end/50865
26530 PR tree-optimization/69097
26531 * fold-const.h (expr_not_equal_to): New prototype.
26532 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26533 (expr_not_equal_to): New function.
26534 * match.pd (X % -Y is the same as X % Y): Don't optimize
26535 unless X is known not to be equal to minimum or Y is known
26536 not to be equal to -1.
26537 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26538 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26539 (simplify_stmt_using_ranges): Adjust caller.
26540 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26541 substitute_and_fold.
26543 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26545 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26548 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26550 PR tree-optimization/69167
26551 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26552 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26554 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26556 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26557 Richard Biener <rguenther@suse.de>
26559 PR tree-optimization/68707
26560 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26561 instances that can be handled via vect_load_lanes.
26563 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26565 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26566 if we can't determine address equivalence.
26567 * alias.c (compare_base_decl): Update for changed return value of
26568 symtab_node::equal_address_to.
26570 2016-01-08 Jason Merrill <jason@redhat.com>
26574 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26575 * expr.c (store_field): Not here.
26576 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26577 call with TREE_ADDRESSABLE type.
26578 * tree-cfg.c (verify_gimple_call): Adjust.
26580 2016-01-08 Olivier Hainque <hainque@adacore.com>
26582 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26585 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26587 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26588 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26589 (reduc_smin_v2sf): Rename to...
26590 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26591 (reduc_splus_v2sf): Rename to...
26592 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26594 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26596 PR tree-optimization/69162
26597 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26598 valist argument in another argument.
26599 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26600 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26601 to determine the va_list type, build a MEM_REF instead of
26602 build_fold_indirect_ref.
26604 PR tree-optimization/69172
26605 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26608 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26610 PR tree-optimization/67781
26611 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26612 and cmpnop in two steps: first the ones not accessed in original
26613 gimple expression in a endian independent way and then the ones not
26614 accessed in the final result in an endian-specific way.
26616 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26618 PR tree-optimization/69083
26619 * tree-vect-slp.c (vect_get_constant_vectors): For
26620 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26621 element type. If op is fold_convertible_p to vector_type's element
26622 type, use NOP_EXPR instead of VCE.
26624 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26626 PR rtl-optimization/67778
26627 PR rtl-optimization/68634
26628 PR rtl-optimization/68909
26629 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26630 block from the stack until done with it. Remove a superfluous
26631 bitmap set. Remove a superfluous bitmap test.
26633 2016-01-07 Martin Sebor <msebor@redhat.com>
26636 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26637 constraint on the type of arguments.
26639 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26641 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26642 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26643 unaligned_access on the gcc_options set.
26644 * config/arm/arm.c (arm_option_override_internal): Use
26645 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26647 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26650 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26651 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26653 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26656 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26659 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26660 depending on frame_pointer_needed before remaining integer and SSE
26661 registers are saved.
26663 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26666 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26668 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26671 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26672 Use the "xBm" constraint.
26673 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26675 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26676 (sse_cvtsi2ssq<round_name>): Likewise.
26677 (sse_cvtss2si<round_name>): Likewise.
26678 (sse_cvtss2siq<round_name>): Likewise.
26679 (sse2_cvtsi2sdq<round_name>): Likewise.
26680 (sse2_cvtsd2si<round_name>): Likewise.
26681 (sse2_cvtsd2siq<round_name>): Likewise.
26682 * config/i386/subst.md (round_nimm_scalar_predicate): New
26685 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
26687 PR middle-end/67639
26688 * varasm.c (make_decl_rtl): Mark invalid register vars as
26691 PR rtl-optimization/66206
26692 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
26693 All callers changed.
26695 2016-01-07 Jakub Jelinek <jakub@redhat.com>
26697 PR tree-optimization/69141
26698 * tree-ssa-pre.c: Include langhooks.h.
26699 (eliminate_dom_walker::before_dom_children): Use
26700 lang_hooks.decl_printable_name instead of
26701 cgraph_node::get ()->name ().
26703 PR middle-end/68960
26704 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
26705 it and DECL_ALIGN too.
26707 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
26709 * config/mips/mips-ftypes.def: Sort to lexicographical order.
26711 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26714 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26715 depending on frame_pointer_needed before remaining integer and SSE
26716 registers are saved.
26718 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26720 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
26721 mode iterator with VSX_M2.
26722 (*p9_vecstore_<mode>): Likewise.
26723 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
26724 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
26725 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
26726 (define_split for VSX_LE128 stores): Likewise.
26727 (define_peephole2 for TImode LE swaps): Likewise.
26728 (define_split for VSX_LE128 post-reload stores): Likewise.
26730 2016-01-06 Marek Polacek <polacek@redhat.com>
26733 * convert.c (convert_to_integer_1): Adjust call to
26734 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
26735 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
26736 EXPR instead of ARG.
26737 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
26739 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26742 * doc/extend.texi (RL78 Variable Attributes): New section.
26744 2016-01-05 Marek Polacek <polacek@redhat.com>
26747 * builtins.c (get_memmodel): Use expansion point location rather than
26748 the input location. Call warning_at rather than warning.
26749 (expand_builtin_atomic_compare_exchange): Likewise.
26750 (expand_builtin_atomic_load): Likewise.
26751 (expand_builtin_atomic_store): Likewise.
26752 (expand_builtin_atomic_clear): Likewise.
26754 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26757 * config/i386/i386.c (ix86_expand_vector_logical_operator):
26758 Replace nonimmediate_operand with vector_operand.
26759 * config/i386/predicates.md (vector_operand): New predicate.
26760 (general_vector_operand): Replace nonimmediate_operand with
26762 * config/i386/sse.md: Replace nonimmediate_operand with
26763 vector_operand and m constraint with Bm constraint on SSE
26764 patterns with 16-byte memory operand.
26765 * config/i386/subst.md (round_nimm_predicate): Replace
26766 nonimmediate_operand with vector_operand.
26767 (round_saeonly_nimm_predicate): Likewise.
26768 (round_saeonly_nimm_scalar_predicate): New.
26770 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26773 * config/i386/constraints.md (Bm): New constraint.
26774 * config/i386/predicates.md (vector_memory_operand): New
26776 * config/i386/sse.md: Replace xm with xBm in plusminus and
26777 any_logic patterns.
26779 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26782 * doc/extend.texi (V850 Function Attributes): New section.
26783 (V850 Variable Attributes): New section.
26785 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26788 * doc/extend.texi (MicroBlaze Function Attributes): Document
26789 interrupt_handler and fast_interrupt attributes.
26791 2016-01-05 Sergei Trofimovich <siarheit@google.com>
26794 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
26795 for local symbolic operands.
26796 * config/ia64/predicates.md (local_symbolic_operand64): New
26799 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26801 PR rtl-optimization/68651
26802 * combine.c (combine_simplify_rtx): Canonicalize x + x into
26805 2016-01-05 Nathan Sidwell <nathan@acm.org>
26807 * alias.c (compare_base_decls): Use symtab_node::get.
26809 2016-01-05 Nick Clifton <nickc@redhat.com>
26812 * ira-costs.c (copy_cost): Initialise the t_icode field of the
26813 secondary_reload_info structure.
26816 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
26817 decls if weak support is available.
26819 2016-01-04 Martin Sebor <msebor@redhat.com>
26821 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
26823 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26825 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
26826 OPTION_MASK_P9_DFORM.
26828 * config/rs6000/constraints.md (wo constraint): New constraint for
26831 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
26833 (rs6000_init_hard_regno_mode_ok): Likewise.
26835 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
26838 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
26839 expanders not to have constraints. Add support for ISA 3.0 xxperm
26840 instruction. Add support for fusing xxlor with xxperm.
26841 (altivec_vperm_<mode>_internal): Likewise.
26842 (altivec_vperm_v8hiv16qi): Likewise.
26843 (altivec_vperm_<mode>v16q): Likewise.
26844 (altivec_vperm_<mode>_uns): Likewise.
26845 (vperm_v8hiv4si): Likewise.
26846 (vperm_v16qiv8hi): Likewise.
26848 * doc/md.texi (RS/6000 constraints): Document wo constraint.
26850 2016-01-04 Jakub Jelinek <jakub@redhat.com>
26852 Update copyright years.
26854 * gcc.c (process_command): Update copyright notice dates.
26855 * gcov-dump.c (print_version): Ditto.
26856 * gcov.c (print_version): Ditto.
26857 * gcov-tool.c (print_version): Ditto.
26858 * gengtype.c (create_file): Ditto.
26859 * doc/cpp.texi: Bump @copying's copyright year.
26860 * doc/cppinternals.texi: Ditto.
26861 * doc/gcc.texi: Ditto.
26862 * doc/gccint.texi: Ditto.
26863 * doc/gcov.texi: Ditto.
26864 * doc/install.texi: Ditto.
26865 * doc/invoke.texi: Ditto.
26867 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26869 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
26870 modes larger than TImode as TImode if NEON is not enabled.
26872 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26875 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
26876 mode for %f0-%f31 only if TARGET_FPU.
26878 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26881 * config/sparc/sparc.c (scan_record_type): Take into account subfields
26882 to compute the PACKED_P predicate.
26883 (function_arg_record_value): Minor tweaks.
26885 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
26887 * doc/install.texi (--with-multilib-list): Describe the meaning of the
26888 option for arm*-*-* targets.
26890 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
26892 * doc/extend.texi (Common Function Attributes): Move docs for
26893 MSP430-specific attributes to....
26894 (MSP430 Function Attributes): ...here. Delete the redundant
26895 entries and copy-edit the remaining text.
26896 (MSP430 Variable Attributes): Use uniform format for index
26897 entries and add a cross-reference to the corresponding function
26900 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
26902 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
26904 (x86 Options): Likewise.
26906 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26910 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
26911 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
26912 to corresponding attribute.
26914 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26916 * doc/extend.texi (Common Function Attributes) <noplt>: Move
26917 to correct alphabetization of table. Copy-edit and correct
26919 <stack_protect>: Likewise.
26920 <target_clones>: Likewise.
26922 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
26923 Correct punctuation.
26924 (Code Gen Options) <-fno-plt>: Copy-edit.
26926 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
26929 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
26930 SI values. Explicitly convert SI to DI and vice-versa.
26932 2016-01-01 Jakub Jelinek <jakub@redhat.com>
26934 PR tree-optimization/69070
26935 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
26936 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
26939 * ubsan.c (ubsan_instrument_float_cast): Call
26940 initialize_sanitizer_builtins.
26943 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
26945 Copyright (C) 2016 Free Software Foundation, Inc.
26947 Copying and distribution of this file, with or without modification,
26948 are permitted in any medium without royalty provided the copyright
26949 notice and this notice are preserved.