1 2016-11-03 Richard Biener <rguenther@suse.de>
3 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4 symtab_node::get_create.
6 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
9 Move comments into more natural position.
11 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
13 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
14 (PTRDIFF_TYPE): Define as int.
16 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18 * ccmp.c (expand_ccmp_expr_1): Adjust.
19 (expand_ccmp_expr): Likewise.
20 (expand_ccmp_next): Likewise.
21 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
22 (aarch64_gen_ccmp_first): Likewise.
23 * doc/tm.texi: Regenerate.
24 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
25 (gen_ccmp_next): Likewise.
27 2016-11-03 Bin Cheng <bin.cheng@arm.com>
29 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
30 (vect_is_simple_reduction): Swap cond_reduction by inversion.
32 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
34 * config/i386/i386.c (ix86_init_libfuncs): New. Call
35 darwin_rename_builtins here.
36 (ix86_expand_divmod_libfunc): New.
37 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
38 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
40 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
41 Nathan Sidwell <nathan@acm.org>
43 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
45 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
47 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
49 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
50 to format MODE_INT and MODE_PARTIAL_INT literals.
52 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
55 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
56 NULL if TARGET_SPE_ABI.
58 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
60 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
61 clear padding bits even when they're less than a byte.
63 2016-11-02 Richard Biener <rguenther@suse.de>
65 * gimple-ssa-store-merging.c: Include gimplify-me.h.
66 (imm_store_chain_info::output_merged_stores): Force base_addr
67 to be proper GIMPLE for a MEM_REF address.
68 (pass_store_merging::execute): Restrict negative bitpos
69 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
70 check. Take into account non-NULL_TREE offset if the base
71 is already addressable.
73 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
75 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
77 (aarch64_be_crypto_sha1hv4si): New pattern.
79 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
81 * config/aarch64/aarch64.md (add<mode>3): Remove
82 redundant code. Don't split frame based additions.
84 2016-11-02 Richard Biener <rguenther@suse.de>
86 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
87 redundant val and dest members.
88 (store_immediate_info::store_immediate_info): Adjust.
89 (merged_store_group::merged_store_group): Adjust.
90 (merged_store_group::apply_stores): Likewise.
91 (struct imm_store_chain_info): Add base_addr field.
92 (imm_store_chain_info::imm_store_chain_info): New constructor.
93 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
94 (imm_store_chain_info::output_merged_store): Likewise. Use
95 addr_base which is already the address.
96 (imm_store_chain_info::output_merged_stores): Likewise.
97 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
98 imm_store_chain_info instead of base. Fix alias check.
99 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
100 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
101 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
102 use the address of the base and adjust for other changes.
104 2016-11-02 Martin Liska <mliska@suse.cz>
106 * fold-const-call.c (host_size_t_cst_p): Test whether
107 t is convertible to size_t.
109 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
111 PR tree-optimization/78170
112 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
113 introduced by native_encode_expr on little-endian as well.
115 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
117 PR tree-optimization/78162
118 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
121 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
123 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
125 (aarch64_next_callee_save): Likewise.
126 (aarch64_pushwb_single_reg): Likewise.
127 (aarch64_gen_storewb_pair): Likewise.
128 (aarch64_push_regs): Likewise.
129 (aarch64_gen_loadwb_pair): Likewise.
130 (aarch64_pop_regs): Likewise.
131 (aarch64_gen_store_pair): Likewise.
132 (aarch64_gen_load_pair): Likewise.
133 (aarch64_save_callee_saves): Likewise.
134 (aarch64_restore_callee_saves): Likewise.
136 2016-11-02 Richard Biener <rguenther@suse.de>
138 PR tree-optimization/78035
139 PR tree-optimization/77964
140 * gimple-pretty-print.c (pp_points_to_solution): Print
141 vars_contains_interposable.
142 * tree-ssa-alias.c: Include varasm.h.
143 (ptrs_compare_unequal): Check vars_contains_interposable and
144 decl_binds_to_current_def_p.
145 (dump_points_to_solution): Dump vars_contains_interposable.
146 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
148 * tree-ssa-structalias.c: Include varasm.h.
149 (set_uids_in_ptset): Record whether vars contains a
150 not decl_binds_to_current_def_p variable in vars_contains_interposable.
151 (ipa_escaped_pt): Update initializer.
153 2016-11-02 Richard Biener <rguenther@suse.de>
155 PR tree-optimization/78047
156 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
157 fake field at offset zero conservatively regarding to may_have_pointers.
159 2016-11-02 Richard Biener <rguenther@suse.de>
161 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
162 infer_value_range on stmt ops and update value-ranges.
163 Dump visited stmts and blocks.
164 (evrp_dom_walker::push_value_range): Dump changes.
165 (evrp_dom_walker::pop_value_range): Likewise.
166 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
168 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
170 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
172 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
174 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
176 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
178 * cfgrtl.h (delete_insn_chain): Adjust prototype.
180 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
182 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
184 (transcode_memory_rtx): Likewise.
185 (move_to_acc): Likewise.
186 (move_from_acc): Likewise.
187 (move_acc_to_reg): Likewise.
188 (move_to_x): Likewise.
189 (move_to_hl): Likewise.
190 (move_to_de): Likewise.
191 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
192 (rs6000_emit_savres_rtx): Likewise.
193 (rs6000_emit_prologue): Likewise.
194 * reorg.c (update_reg_unused_notes): Likewise.
195 * rtl.h (remove_note): Adjust prototype.
196 * rtlanal.c (remove_note): Make argument type rtx_insn *.
198 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
200 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
201 variables so some can be rtx_insn *.
202 (alpha_emit_xfloating_libcall): Likewise.
203 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
204 (mips_legitimize_tls_address): Likewise.
205 * optabs.c (expand_binop): Likewise.
206 * reload1.c (gen_reload): Likewise.
208 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
210 * reorg.c (relax_delay_slots): Split up the trial variable.
212 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
214 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
215 of variables rtx_insn *.
216 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
217 (legitimize_tls_address): Likewise.
218 * config/bfin/bfin.c (hwloop_optimize): Likewise.
219 (bfin_gen_bundles): Likewise.
220 * config/c6x/c6x.c (reorg_split_calls): Likewise.
221 (c6x_reorg): Likewise.
222 * config/frv/frv.c (frv_reorder_packet): Likewise.
223 * config/i386/i386.c (ix86_split_idivmod): Likewise.
224 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
225 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
226 * config/mn10300/mn10300.c: Likewise.
227 * config/rl78/rl78.c: Likewise.
228 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
229 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
230 (sh_expand_cmpnstr): Likewise.
231 (sh_expand_strlen): Likewise.
232 (sh_expand_setmem): Likewise.
233 * config/sh/sh.md: Likewise.
234 * emit-rtl.c (emit_pattern_before): Likewise.
235 * except.c: Likewise.
239 2016-11-01 Jason Merrill <jason@redhat.com>
241 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
242 a COND_EXPR with constant condition.
244 2016-11-01 Jakub Jelinek <jakub@redhat.com>
246 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
247 and its initialization.
249 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
251 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
254 2016-11-01 Jakub Jelinek <jakub@redhat.com>
256 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
257 argument, don't call add_linkage_name if it is true.
258 (gen_variable_die): For C++ inline static data members, consider the
259 initial call when old_die is NULL to be declaration and call
260 add_name_and_src_coords_attributes in that case with true as
261 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
262 (gen_member_die): For C++ inline static data members, emit a
263 definition DIE right away in DW_TAG_compile_unit context.
265 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
268 * config/pa/pa.md: Add new shift/add patterns to handle
269 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
271 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
273 * config/xtensa/xtensa-protos.h
274 (xtensa_use_return_instruction_p): New prototype.
275 * config/xtensa/xtensa.c (xtensa_current_frame_size,
276 xtensa_callee_save_size): Remove.
277 (struct machine_function): Add new fields: current_frame_size,
278 callee_save_size, frame_laid_out and epilogue_done.
279 (compute_frame_size, xtensa_expand_prologue,
280 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
281 cfun->machine->callee_save_size and xtensa_current_frame_size
282 with cfun->machine->current_frame_size.
283 (compute_frame_size): Update cfun->machine->frame_laid_out and
284 don't update frame layout after reload completion.
285 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
286 instead of zeroing xtensa_current_frame_size.
287 (xtensa_use_return_instruction_p): New function.
288 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
290 (INITIAL_ELIMINATION_OFFSET): Use return value of
291 compute_frame_size instead of xtensa_current_frame_size value.
292 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
293 function xtensa_use_return_instruction_p instead of inline code.
295 2016-11-01 Jakub Jelinek <jakub@redhat.com>
297 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
298 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
299 * dwarf2out.c (rnglist_idx): New variable.
300 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
301 (DEBUG_RNGLISTS_SECTION): Define.
302 (ranges_base_label): New variable.
303 (size_of_die) <case dw_val_class_range_list>: If using
304 DW_FORM_rnglistx, count size of uleb128 of range list index.
305 (value_format) <case dw_val_class_range_list>: For
306 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
307 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
308 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
309 (add_ranges_num): Remove useless prototype. Don't multiply
310 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
311 for new fields added to dw_ranges struct.
312 (add_ranges): Add maybe_new_sec argument and pass it
313 through to add_ranges_num.
314 (note_rnglist_head): New function.
315 (add_ranges_by_labels): Pass true as maybe_new_sec to
316 add_ranges_num, call note_rnglist_head on the head of the list.
317 (output_ranges): Add function comment. Switch to
318 .debug_ranges section here and emit .Ldebug_ranges0 label.
319 (index_rnglists, output_rnglists): New functions.
320 (gen_subprogram_die): Formatting fixes.
321 (add_high_low_attributes): Don't divide offsets
322 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
323 first list element or when pointing into the middle of
324 a list. Pass true as second argument to add_ranges on the
325 first block fragment after cold/hot section switch.
326 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
327 section instead of .debug_ranges. Initialize
328 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
329 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
330 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
331 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
332 Call output_rnglists for -gdwarf-5.
333 (dwarf2out_c_finalize): Clear rnglist_idx.
335 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
337 * combine.c (simplify_compare_const): Add gcc_fallthrough.
339 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
340 Tamar Christina <tamar.christina@arm.com>
342 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
343 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
344 (vmaxnmq_f32): Likewise.
345 (vminnm_f32): Likewise.
346 (vminnmq_f32): Likewise.
347 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
349 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
352 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
354 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
355 binary floating point types supported by the hardware except for
357 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
358 vector instruction for optimizing extracting a SImode from a
359 V4SImode vector and converting it to floating point.
360 (vsx_xvcvuxwdp_df): Likewise.
361 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
362 registers to be any VSX register. Move stores to the end of the
364 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
365 to optimize extracting a SImode from a V4SImode vector and
366 converting it to a binary floating point type supported by the
367 hardware. Use the vector converts instead of extracting the
368 element, sign extending it, and then converting it to double.
369 Other floating point types than double first convert to double,
370 then the double is converted to that type.
371 (vsx_extract_si_<uns>float_<mode>): Likewise.
373 2016-10-31 Andrew Pinski <apinski@cavium.com>
375 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
376 Rewrite handling of part num to handle the case where
377 multiple implementers share the same part num.
379 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
380 Jakub Jelinek <jakub@redhat.com>
382 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
383 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
385 2016-10-31 Jakub Jelinek <jakub@redhat.com>
387 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
388 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
389 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
390 (is_cu_die, is_unit_die): Likewise.
391 (should_move_die_to_comdat, break_out_comdat_types): Adjust
392 comments for DWARF5 DW_UT_type units.
393 (output_compilation_unit_header): Add UT argument, output
394 start of DWARF5 .debug_info section header.
395 (output_comp_unit): Add dwo_id argument. Adjust
396 output_compilation_unit_header caller, for DW_UT_split_compile
397 emit dwo_id field, otherwise padding1. Emit padding2 field.
398 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
399 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
400 (output_skeleton_debug_sections): Add dwo_id argument, for
401 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
402 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
403 DW_UT_type or DW_UT_split_type units rather than .debug_types.
404 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
405 DW_TAG_compile_unit for skeleton unit die. Don't add
406 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
407 address to output_comp_unit and output_skeleton_debug_sections.
409 * dwarf2out.c (debug_line_str_section): New variable.
410 (debug_line_str_hash): Likewise.
411 (DEBUG_LINE_STR_SECTION): Define.
412 (set_indirect_string): Handle DW_FORM_line_strp like
414 (find_string_form): Fix up formatting.
415 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
417 (output_die): Handle DW_FORM_line_strp.
418 (DWARF5_USE_DEBUG_LINE_STR): Define.
419 (output_line_string): New function.
420 (output_file_names): Add -gdwarf-5 support.
421 (output_line_info): Likewise.
422 (init_sections_and_labels): Initialize debug_line_str_section.
423 (output_indirect_string): Change 2nd argument from void *
424 to enum dwarf_form form, compare with form rather than
426 (output_indirect_strings): Pass DW_FORM_strp to
427 output_indirect_string traversion.
428 (dwarf2out_finish): Output .debug_line_str strings.
429 (dwarf2out_c_finalize): Clear debug_line_str_section and
432 2016-10-31 Tom Tromey <tom@tromey.com>
435 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
436 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
437 DW_OP_GNU_push_tls_address case.
438 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
440 2016-10-31 Jakub Jelinek <jakub@redhat.com>
442 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
443 for frame_offset_rel bit.
444 (struct array_descr_info): Add rank field.
445 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
446 and placeholder_seen fields.
447 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
448 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
449 DW_OP_pick 1 into DW_OP_over.
450 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
451 gen_variant_part): Clear placeholder_{arg,seen}.
452 (loc_list_from_tree_1): Drop const from context argument.
453 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
454 (loc_list_for_address_of_addr_expr_of_indirect_ref,
455 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
457 (add_scalar_info): Drop const from context argument. Handle
458 context->placeholder_arg.
459 (add_bound_info): Drop const from context argument.
460 (gen_descr_array_type_die): Drop const from ctx variable.
461 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
462 attribute and use a single DW_TAG_generic_subrange instead of
463 7 DW_TAG_subrange_type for assumed rank arrays.
465 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
466 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
467 from bool to 1-bit uchar bitfield. Add num_assigned and
468 offset_emitted bitfields.
469 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
470 for dw_val_class_lineptr and dw_val_class_macptr. Handle
471 dw_val_class_loclistsptr.
472 (new_addr_loc_descr): Fix up formatting.
473 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
474 (add_AT_low_high_pc): Fix up formatting.
475 (add_AT_loclistsptr): New function.
476 (AT_lbl): Allow dw_val_class_loclistsptr.
477 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
478 Handle dw_val_class_loclistsptr.
479 (loc_list_idx): New variable.
480 (output_loclists_offsets, assign_location_list_indexes): New
482 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
483 add size_of_uleb128 of the index. Drop never used
484 dwarf_split_debug_info AT_index handling. Handle
485 dw_val_class_loclistsptr.
486 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
487 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
488 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
489 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
490 DW_FORM_loclistx indexes.
491 (output_attr_index_or_value): Fix up formatting. Don't handle
492 dw_val_class_loc_list here.
493 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
494 For dw_val_class_loc_list call output_loc_list_offset rather than
495 output_attr_index_or_value.
496 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
497 or .debug_loclists.dwo section name for debug_loc_section.
498 (resolve_addr_in_expr): Formatting fix.
499 (index_location_lists): Likewise.
500 (dwarf2out_finish): If there are any location lists, for
501 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
502 index_location_lists only if have_location_lists. Call
503 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
504 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
505 -gsplit-dwarf also emit offset table.
507 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
508 (size_of_die, value_format, output_die): Use
509 DW_FORM_data16 for 128-bit dw_val_class_const_double or
510 dw_val_class_wide_int.
512 * dwarf2out.c (dwarf_op): Renamed to ...
513 (dwarf_OP): ... this.
514 (convert_descriptor_to_mode, scompare_loc_descriptor,
515 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
516 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
518 (dwarf_AT, dwarf_TAG): New functions.
519 (check_die): Disallow DW_AT_call_all_calls next to
520 DW_AT_GNU_all_call_sites.
521 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
522 and attributes instead of the corresponding GNU tag and attributes.
523 (gen_subprogram_die): Likewise. Emit call site information even
524 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
525 DW_AT_defaulted in comment.
526 (resolve_addr): Handle DW_AT_call_origin attribute on
527 DW_TAG_call_site DIE like DW_AT_abstract_origin on
528 DW_TAG_GNU_call_site DIE.
530 * dwarf2out.c (dwarf_op): New function.
531 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
532 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
533 (output_loc_operands, output_loc_operands_raw): Likewise.
534 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
535 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
536 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
537 if dwarf_version < 5.
538 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
540 (scompare_loc_descriptor, ucompare_loc_descriptor,
541 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
542 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
543 optimize_location_into_implicit_ptr): Likewise. Only punt for
544 !dwarf_strict if dwarf_version < 5.
545 (string_cst_pool_decl): Adjust comment.
546 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
548 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
549 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
550 (struct dw_val_node): Add val_file_implicit field.
551 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
552 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
553 output_die): Handle dw_val_class_const_implicit,
554 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
555 (abbrev_die_table): Change into va_gc vec.
556 (abbrev_die_table_allocated, abbrev_die_table_in_use,
557 ABBREV_DIE_TABLE_INCREMENT): Remove.
558 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
559 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
561 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
562 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
564 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
566 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
568 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
570 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
571 unit. Call optimize_abbrev_table.
572 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
573 abbrev_die_table being a va_gc vec.
575 PR tree-optimization/77860
576 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
577 also integral complex and vector constants.
579 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
580 optimize_macinfo_range, save_macinfo_strings): Replace
581 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
582 (output_macinfo): Likewise. Emit .debug_macro* rather than
583 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
584 (init_sections_and_labels): Use .debug_macro* labels rather than
585 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
586 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
587 or DW_AT_GNU_macros for -gdwarf-5.
589 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
591 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
593 2016-09-11 Le-Chun Wu <lcwu@google.com>
594 Mark Wielaard <mjw@redhat.com>
596 * common.opt (Wshadow=global): New option. Default for -Wshadow.
597 (Wshadow=local): New option.
598 (Wshadow-local): Hidden alias for -Wshadow=local.
599 (Wshadow=compatible-local): New option.
600 (Wshadow-compatible-local): Hidden alias for
601 -Wshadow=compatible-local.
602 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
603 Wshadow=compatible-local.
605 2016-10-31 Bin Cheng <bin.cheng@arm.com>
607 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
608 Check slp defs for COND_EXPR by swapping/inverting operands if the
609 new parameter SWAP indicates so.
610 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
611 is isomorphic to the first stmt via swapping/inverting. Store swap
612 information in the new parameter SWAP.
613 (vect_build_slp_tree): New local array SWAP and pass it to function
614 vect_build_slp_tree_1. Cleanup result handling code for function
615 call to vect_get_and_check_slp_defs. Skip operand swapping if the
616 order of operands has been fixed as indicated by SWAP[i].
618 2016-10-31 Bin Cheng <bin.cheng@arm.com>
620 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
621 unnecessary data dependence check after visited store stmt.
623 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
625 PR tree-optimization/71915
626 PR tree-optimization/71490
627 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
629 (find_basis_for_base_expr): Require stride types to match when
631 (alloc_cand_and_find_basis): Record the stride type.
632 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
633 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
634 the expressions having those types.
635 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
636 (create_mul_ssa_cand): Likewise.
637 (create_mul_imm_cand): Likewise.
638 (create_add_ssa_cand): Likewise.
639 (create_add_imm_cand): Likewise.
640 (legal_cast_p_1): Change interface to accept types rather than the
641 expressions having those types.
642 (legal_cast_p): Pass types to legal_cast_p_1.
643 (slsr_process_cast): Pass stride type to
644 alloc_cand_and_find_basis.
645 (slsr_process_copy): Likewise.
646 (dump_candidate): Display stride type when a cast exists.
647 (create_add_on_incoming_edge): Introduce a cast when necessary for
649 (analyze_increments): Change the code checking for invalid casts
650 to rely on the stride type, and update the documentation and
651 example. Change the code checking for pointer multiplies to rely
653 (insert_initializers): Introduce a cast when necessary for the
654 stride type. Use the stride type for the type of the initializer.
656 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
658 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
660 2016-10-29 Jakub Jelinek <jakub@redhat.com>
662 PR rtl-optimization/77919
663 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
664 into memory if both modes are complex and their inner modes have the
665 same precision. If the two modes are different complex modes, convert
666 each part separately and generate a new CONCAT.
668 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
670 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
672 2016-10-29 Jakub Jelinek <jakub@redhat.com>
675 * gimple-ssa-store-merging.c
676 (imm_store_chain_info::output_merged_store): Use build_aligned_type
677 instead of SET_TYPE_ALIGN on shared integral type.
679 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
681 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
682 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
685 2016-10-28 Jeff Law <law@redhat.com>
687 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
688 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
690 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
692 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
694 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
696 * target.def (min_arithmetic_precision): New hook.
697 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
698 * doc/tm.texi: Regenerate.
699 * internal-fn.c (expand_arith_overflow): Adjust handling of target
700 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
701 * targhooks.c (default_min_arithmetic_precision): New function.
702 * targhooks.h (default_min_arithmetic_precision): Declare.
703 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
704 (sparc_min_arithmetic_precision): New function.
706 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
709 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
710 Swap commutative operands in new RTL if needed. Handle zero_ext
712 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
715 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
716 Kugan Vivekanandarajah <kuganv@linaro.org>
717 Jim Wilson <jim.wilson@linaro.org>
719 PR tree-optimization/43721
720 * target.def: New hook expand_divmod_libfunc.
721 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
722 * doc/tm.texi: Regenerate.
723 * internal-fn.def: Add new entry for DIVMOD ifn.
724 * internal-fn.c (expand_DIVMOD): New.
725 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
727 (widen_mul_stats): Add new field divmod_calls_inserted.
728 (target_supports_divmod_p): New.
729 (divmod_candidate_p): Likewise.
730 (convert_to_divmod): Likewise.
731 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
732 renumber_gimple_stmt_uids at beginning of function. Call
733 convert_to_divmod and record stats for divmod.
734 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
735 TARGET_EXPAND_DIVMOD_LIBFUNC.
736 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
739 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
740 Segher Boessenkool <segher@kernel.crashing.org>
742 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
743 swapping the arms of the branch.
744 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
745 sequence for the generic signed-signed-signed case.
747 2016-10-28 Jeff Law <law@redhat.com>
749 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
751 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
753 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
755 PR rtl-optimization/78029
756 * function.c (prologue_contains, epilogue_contains): New functions.
757 (record_prologue_seq, record_epilogue_seq): New functions.
758 * function.h (prologue_contains, epilogue_contains,
759 record_prologue_seq, record_epilogue_seq): New declarations.
760 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
761 mixing prologue and epilogue insns.
762 (init_deps): Initialize the new fields in struct deps_desc.
763 * sched-int.h (struct deps_desc): New fields last_prologue,
764 last_epilogue, and last_logue_was_epilogue.
765 * shrink-wrap.c (emit_common_heads_for_components): Record all
766 emitted prologue and epilogue insns.
767 (emit_common_tails_for_components): Ditto.
768 (insert_prologue_epilogue_for_components): Ditto.
770 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
773 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
774 * common.opt (fstore-merging): New Optimization option.
775 * opts.c (default_options_table): Add entry for
776 OPT_ftree_store_merging.
777 * fold-const.h (can_native_encode_type_p): Declare prototype.
778 * fold-const.c (can_native_encode_type_p): Define.
779 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
780 (PARAM_MAX_STORES_TO_MERGE): Likewise.
781 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
782 * passes.def: Insert pass_tree_store_merging.
783 * tree-pass.h (make_pass_store_merging): Declare extern
785 * gimple-ssa-store-merging.c: New file.
786 * doc/invoke.texi (Optimization Options): Document
788 (--param documentation): Document store-merging-allow-unaligned
789 and max-stores-to-merge.
791 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
794 * gimplify.c (gimplify_init_constructor): Move emit of constructor
795 assignment to earlier in the if/else logic.
797 2016-10-28 Richard Biener <rguenther@suse.de>
801 * fold-const.c (make_bit_field_ref): Only adjust alias set
802 when the original alias set was zero.
804 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
806 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
807 (s390_adjust_loops): New function.
808 (s390_reorg): Invoke s390_adjust_loops.
809 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
810 ("osc_break"): New insn definition.
812 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
814 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
815 * config.gcc: Support alternate archXX cpu levels with
816 --with-arch= and --with-tune=.
817 * config/s390/linux.h: Translate new archXX cpu levels to the
818 original names when calling GAS.
819 * config/s390/tpf.h: Likewise.
820 * doc/invoke.texi: Document the alternate cpu level names.
822 2016-10-28 Jakub Jelinek <jakub@redhat.com>
824 PR rtl-optimization/77919
825 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
826 MEM if mode1 is not a complex mode.
828 PR rtl-optimization/78132
829 * ree.c (combine_reaching_defs): Give up if copy_needed and
830 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
832 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
834 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
836 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
838 * config/rs6000/constraints.md (wH constraint): Add new
839 constraints for allowing 32-bit integers (and eventually 8/16-bit
840 integers) into the vector registers.
841 (wI constraint): Likewise.
842 (wJ constraint): Likewise.
843 (wK constraint): Likewise.
844 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
845 -mvsx-small-integer as a default option for ISA 2.07
847 (POWERPC_MASKS): Likewise.
848 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
849 switch to turn off small integer support in vector registers.
850 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
851 test for -mupper-regs-di, since it is already done with the
852 reg_add[mode].scalar_in_vsx_p. Add support for the switch
854 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
856 (rs6000_setup_reg_addr_masks): Likewise.
857 (rs6000_init_hard_regno_mode_ok): Likewise.
858 (rs6000_option_override_internal): Add consistency checks for
860 (rs6000_secondary_reload_simple_move): SImode is a simple move if
862 (rs6000_secondary_reload): Use std::swap.
863 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
864 VSX_REGS for small integers in vector registers, since there is no
865 D-FORM address mode for such types.
866 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
867 (rs6000_opt_masks): Add -mvsx-small-integer.
868 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
870 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
871 extracts can be done on ISA 2.07.
872 (vsx_extract_<mode>): Add support for small integers in vsx
874 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
875 longer support V4SImode in this pattern.
876 (vsx_extract_si): New insn to support extraction of SImode in ISA
877 2.07 using either xxextractuw or vspltw.
878 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
879 longer support V4SImode in this pattern.
880 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
881 wJ, and wK constraints.
882 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
883 storing SDmode with VSX instructions.
884 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
885 GPR load and before the FPR and VSX loads. Remove ??, ! from the
886 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
887 small integers in vector registers.
888 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
889 load and before the FPR and VSX loads. Remove ??, ! from the
890 constraints. Add VEXTSW2D support for small integers in vector
892 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
893 integers in vector registers.
894 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
895 move instead of using an UNSPEC.
896 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
897 integers in vector registers.
898 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
899 move instead of using an UNSPEC.
900 (movsi_internal1): Add support for -mvsx-small-integer. Align
901 columns so that it is more readable.
902 (SImode splitter for ISA 3.0 constants): Add splitter for
903 -128..127 constants that can easily be constructed on ISA 3.0.
904 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
907 2016-10-27 Jakub Jelinek <jakub@redhat.com>
910 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
913 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
915 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
916 PIC_OFFSET_TABLE_REGNUM twice.
918 2016-10-27 Bin Cheng <bin.cheng@arm.com>
920 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
921 support for constant operand for OP.
923 2016-10-27 Jakub Jelinek <jakub@redhat.com>
925 * dwarf2out.c (gen_member_die): Only reparent_child instead of
926 splice_child_die if child doesn't have DW_AT_specification attribute.
928 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
930 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
931 (TARGET_HAVE_LDREXBH): Likewise.
932 (TARGET_HAVE_LDACQ): Likewise.
934 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
936 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
937 logic to to decide whether to copy over old value to register for new
939 * config/arm/sync.md: Add comments explaning why mode and code
940 attribute are not defined in iterators.md
941 (thumb1_atomic_op_str): New code attribute.
942 (thumb1_atomic_newop_str): Likewise.
943 (thumb1_atomic_fetch_op_str): Likewise.
944 (thumb1_atomic_fetch_newop_str): Likewise.
945 (thumb1_atomic_fetch_oldop_str): Likewise.
946 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
947 mirror the more restrictive constraints of the Thumb-1 insns after
948 split compared to Thumb-2 counterpart insns.
949 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
950 in sync with non atomic version.
951 (atomic_nand<mode>): Likewise.
952 (atomic_fetch_<sync_optab><mode>): Likewise.
953 (atomic_fetch_nand<mode>): Likewise.
954 (atomic_<sync_optab>_fetch<mode>): Likewise.
955 (atomic_nand_fetch<mode>): Likewise.
956 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
957 in sync with atomic version.
958 (thumb1_subsi3_insn): Likewise.
959 (thumb1_andsi3_insn): Likewise.
960 (thumb1_iorsi3_insn): Likewise.
961 (thumb1_xorsi3_insn): Likewise.
963 2016-10-27 Nick Clifton <nickc@redhat.com>
965 * plugin.c (register_plugin_info): Produce an error message if the
966 plugin is not found in the hash table.
968 2016-10-27 Bin Cheng <bin.cheng@arm.com>
970 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
973 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
976 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
977 define builtin functions from the bdesc_spe_predicates or
978 bdesc_spe_evsel arrays if the builtin mask is not compatible with
979 the current compiler configuration.
980 (paired_init_builtins): Modify loop to not define define builtin
981 functions from the bdesc_paried_preds array if the builtin mask is
982 not compatible with the current compiler configuration.
983 (altivec_init_builtins): Modify loops to not define the
984 __builtin_altivec_stxvl function nor the builtin functions from
985 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
986 builtin mask is not compatible with the current compiler
989 2016-10-26 Jeff Law <law@redhat.com>
991 * config/sh/sh.c (output_branch): Add missing fallthru comments.
992 (gen_shl_and): Likewise.
993 * config/sh/sh.md (movsicc): Add missing fallthru comments.
995 * config/mips/mips.c (mips16_constant_cost): Add missing
997 (mips16_build_call_stub): Increase buffer size. Adjust
1000 2016-10-26 David Malcolm <dmalcolm@redhat.com>
1002 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
1003 INSN_UIDs for all insns in compact mode.
1004 (rtx_writer::print_rtx): Likewise.
1005 * print-rtl.h (rtx_writer::flag_compact): Update comment.
1006 * rtl-tests.c (selftest::test_dumping_insns): Update expected
1007 output to include INSN_UID.
1008 (selftest::test_uncond_jump): Likewise.
1010 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
1012 * haifa-sched.c (call_used_regs_num): Rename to...
1013 (call_saved_regs_num): ...this.
1014 (fixed_regs_num): New variable.
1015 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
1017 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
1019 2016-10-26 David Malcolm <dmalcolm@redhat.com>
1021 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
1023 * print-rtl.c (outfile): Delete global.
1024 (sawclose): Likewise.
1026 (in_call_function_usage): Likewise.
1027 (flag_compact): Likewise.
1028 (flag_simple): Likewise.
1029 (rtx_writer::rtx_writer): New ctor.
1030 (print_rtx_operand_code_0): Convert to...
1031 (rtx_writer::print_rtx_operand_code_0): ...this.
1032 (print_rtx_operand_code_e): Convert to...
1033 (rtx_writer::print_rtx_operand_code_e): ...this.
1034 (print_rtx_operand_codes_E_and_V): Convert to...
1035 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
1036 (print_rtx_operand_code_i): Convert to...
1037 (rtx_writer::print_rtx_operand_code_i): ...this.
1038 (print_rtx_operand_code_r): Convert to...
1039 (rtx_writer::print_rtx_operand_code_r): ...this.
1040 (print_rtx_operand_code_u): Convert to...
1041 (rtx_writer::print_rtx_operand_code_u): ...this.
1042 (print_rtx_operand): Convert to...
1043 (rtx_writer::print_rtx_operand): ...this.
1044 (print_rtx): Convert to...
1045 (rtx_writer::print_rtx): ...this.
1046 (print_inline_rtx): Rewrite in terms of class rtx_writer.
1047 (debug_rtx): Likewise.
1048 (print_rtl): Convert to...
1049 (rtx_writer::print_rtl): ...this.
1050 (print_rtl): Reimplement in terms of class rtx_writer.
1051 (print_rtl_single): Rewrite in terms of class rtx_writer.
1052 (print_rtl_single_with_indent): Convert to..
1053 (rtx_writer::print_rtl_single_with_indent): ...this.
1054 (print_simple_rtl): Rewrite in terms of class rtx_writer.
1055 * print-rtl.h (flag_compact): Delete decl.
1056 (class rtx_writer): New class.
1057 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
1060 2016-10-26 Jeff Law <law@redhat.com>
1062 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
1065 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
1066 (check_if_valid_sleep_operand): Add missing fallthru comment.
1067 (arc_register_move_cost): Increase buffer size.
1068 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
1070 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
1072 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
1073 comment. Add gcc_unreachable for path that should never happen.
1075 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
1078 2016-10-26 Jakub Jelinek <jakub@redhat.com>
1079 Martin Liska <mliska@suse.cz>
1082 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
1083 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
1084 on outer context if any.
1086 2016-10-26 Jakub Jelinek <jakub@redhat.com>
1088 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
1089 by increment rather than double it.
1090 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
1091 emit a space before args[4].
1092 (END): Don't emit a space before with_arg.
1094 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
1096 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
1097 Baseline only alternatives to (i) hold store atomic success value in a
1098 return register rather than a scratch register, (ii) use a low register
1099 for it and to (iii) ensure the cbranchsi insn generated by the split
1100 respect the constraints of Thumb-1 cbranchsi4_insn and
1102 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
1103 constraints must match those in atomic_compare_and_swap.
1104 (cbranchsi4_scratch): Likewise.
1106 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
1108 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
1109 variable. Add the new parameter to the insn generator. Set that
1110 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
1111 return value from the negation of that parameter for Thumb-1, keeping
1112 the logic unchanged otherwise except for using bdst as the destination
1113 register of the compare_and_swap insn.
1114 (arm_split_compare_and_swap): Add explanation about how is the value
1115 returned to the function comment. Rename scratch variable to
1116 neg_bval. Adapt initialization of variables holding operands to the
1117 new operand numbers. Use return register to hold result of store
1118 exclusive for Thumb-1, scratch register otherwise. Construct the
1119 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
1120 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
1121 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
1122 for strongly ordered compare_and_swap.
1123 * config/arm/predicates.md (cc_register_operand): New predicate.
1124 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
1125 match_operand with the new predicate to accept either the CC flag or a
1126 destination register for the boolean return value, restricting it to
1127 CC flag only via constraint. Adapt operand numbers accordingly.
1129 2016-10-26 Jeff Law <law@redhat.com>
1131 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
1133 * config/frv/frv.c (comparison_string): Do not fall through after
1136 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
1138 (expand_one_builtin): Add missing break.
1140 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
1141 (m32c_legitimate_address_p): Likewise.
1143 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
1145 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
1147 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
1150 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
1153 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
1155 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
1157 (rl78_asm_ctor_dtor): Increase buffer size.
1159 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
1161 (xstormy16_asm_output_constructor): Likewise.
1163 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
1166 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
1167 comment to silence warning.
1169 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
1170 (spu_legitimate_address_p): Fix logic error and add missing fallthru
1173 2016-10-26 Michael Matz <matz@suse.de>
1175 PR tree-optimization/78060
1176 PR tree-optimization/78061
1177 PR tree-optimization/78088
1178 * tree-ssa-loop-split.c (easy_exit_values): New function.
1179 (tree_ssa_split_loops): Use it.
1180 (compute_new_first_bound): Change order of operations,
1181 fix invalid use of types.
1183 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
1185 gen-pass-instances.awk is sensitive to the order in which
1186 passes are added; passes that appear later have to be added first.
1190 * config/avr/avr-passes.def: Swap order of directives for
1191 gen-pass-instances.awk.
1193 2016-10-25 Jeff Law <law@redhat.com>
1195 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
1196 (vax_notice_update_cc): Likewise.
1198 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
1200 * config.gcc (sparc*-*-solaris2*): Adjust.
1201 (sparc64-*-linux*): Likewise.
1202 * config/sparc/default-64.h: Rename to...
1203 * config/sparc/default64.h: ...this.
1204 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
1206 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
1207 * config/sparc/sparc.h: Minor tweaks.
1208 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
1209 TARGET_ARCH32 throughout. Minor various tweaks throughout.
1211 2016-10-25 David Malcolm <dmalcolm@redhat.com>
1213 * input.c (fcache::file_patch): Add comment about lifetime.
1214 (selftest::cpp_reader_ptr): New class.
1215 (selftest::lexer_test): Convert m_parser from cpp_reader *
1216 to a cpp_reader_ptr, and move m_tempfile to after it.
1217 (selftest::lexer_test::lexer_test): Update for above reordering.
1218 (lexer_test::~lexer_test): Move cleanup of m_parser to
1219 cpp_reader_ptr's dtor.
1221 2016-10-25 David Malcolm <dmalcolm@redhat.com>
1223 * toplev.c (toplev::main): Remove call to
1224 location_adhoc_data_fini.
1226 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
1228 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
1229 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
1231 2016-10-25 David Malcolm <dmalcolm@redhat.com>
1233 * ggc-tests.c (forcibly_ggc_collect): Rename to...
1234 (selftest::forcibly_ggc_collect): ...this, and remove "static".
1235 (test_basic_struct): Update for above renaming.
1236 (test_length): Likewise.
1237 (test_union): Likewise.
1238 (test_finalization): Likewise.
1239 (test_deletable_global): Likewise.
1240 (test_inheritance): Likewise.
1241 (test_chain_next): Likewise.
1242 (test_user_struct): Likewise.
1243 (test_tree_marking): Likewise.
1244 * selftest-run-tests.c (selftest::run_tests): Call
1245 selftest::forcibly_ggc_collect at the end of the selftests.
1246 * selftest.h (selftest::forcibly_ggc_collect): New decl.
1248 2016-10-25 Jakub Jelinek <jakub@redhat.com>
1251 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
1252 * optabs.c (expand_vec_cond_expr): For comparison codes
1253 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
1254 (expand_vec_cmp_expr): For comparison codes
1255 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
1256 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
1257 Add enum tree_code argument.
1258 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
1260 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
1261 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
1263 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
1264 NE_EXPR, attempt to use vcondeq_optab as fallback.
1265 * tree-vect-generic.c (expand_vector_comparison,
1266 expand_vector_divmod, expand_vector_condition): Adjust
1267 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
1268 * tree-vect-stmts.c (vectorizable_condition,
1269 vectorizable_comparison): Likewise.
1270 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
1271 check_bool_pattern, search_type_for_mask_1): Likewise.
1272 * expr.c (do_store_flag): Likewise.
1273 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
1274 @code{vcondeq@var{m}@var{n}}): Document.
1275 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
1278 2016-10-25 Jeff Law <law@redhat.com>
1280 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
1282 (v850_output_aligned_bss): Add missing break.
1284 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
1286 2016-10-25 Martin Liska <mliska@suse.cz>
1289 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
1290 statements as they can also contain possibly a freeing call.
1292 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
1293 Martin Liska <mliska@suse.cz>
1296 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
1297 * ipa-icf.c (sem_function::get_hash): Add target optimization
1300 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
1303 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
1304 Remove partial overlap check for shift by 1.
1305 (ashldi3_neon): Likewise.
1307 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1309 * config/arm/constraints.md (Q constraint): Document its use for
1311 (Pf constraint): New constraint for relaxed, consume or relaxed memory
1313 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
1314 alternatives to allow any register when memory model matches Pf and
1315 thus lda is used, but only low registers otherwise. Use unpredicated
1316 output template for Thumb-1 targets.
1317 (atomic_store<mode>): Likewise for stl.
1318 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
1319 whose output template does not have predication.
1320 (arm_load_acquire_exclusive<mode>): Likewise.
1321 (arm_load_exclusivesi): Likewise.
1322 (arm_load_acquire_exclusivesi): Likewise.
1323 (arm_store_release_exclusive<mode>): Likewise.
1324 (arm_store_exclusive<mode>): Use unpredicated output template for
1327 2016-10-25 Jakub Jelinek <jakub@redhat.com>
1329 * internal-fn.def (LAUNDER): New internal function.
1330 * internal-fn.c (expand_LAUNDER): New function.
1332 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
1333 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1335 New avr target pass to work around performance loss by PR fix.
1339 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
1340 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
1341 * config/avr/predicates.md (extend_operator): New.
1342 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
1343 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
1344 (make_avr_pass_casesi): New prototypes.
1345 * config/avr/avr.c (print-rtl.h): Include it.
1346 (pass_data avr_pass_data_casesi): Data for new pass.
1347 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
1348 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
1349 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
1350 (avr_optimize_casesi): New functions.
1352 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
1353 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1357 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
1359 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1361 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
1362 DW_AT_rvalue_reference attributes.
1364 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
1366 * doc/invoke.text (Wint-in-bool-context): Update documentation.
1367 * value-prof.c (stringop_block_profile): Fix a warning.
1369 2016-10-24 Martin Sebor <msebor@redhat.com>
1372 * builtins.c (string_length): New function.
1373 (c_strlen): Use string_length. Correctly handle wide strings.
1374 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
1376 (target_int_max): Call target_max_value.
1377 (format_result::knownrange): New data member.
1378 (fmtresult::fmtresult): Define default constructor.
1379 (format_integer): Use it and set format_result::knownrange.
1380 Handle global constants.
1381 (format_floating_max): Add third argument.
1382 (format_floating): Recompute maximum value for %a for each argument.
1383 (get_string_length): Use fmtresult default ctor.
1384 (format_string): Set format_result::knownrange.
1385 (format_directive): Check format_result::knownrange.
1386 (add_bytes): Same. Correct caret placement in diagnostics.
1387 (pass_sprintf_length::compute_format_length): Set
1388 format_result::knownrange.
1389 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
1391 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1393 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
1394 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
1396 2016-10-24 Ximin Luo <infinity0@pwned.gg>
1399 * dwarf2out.c (file_table_relative_p): Remove.
1400 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
1401 also for absolute paths.
1402 * doc/tm.texi: Update.
1403 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
1404 * target.def (force_at_comp_dir): Remove hook.
1405 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
1407 2016-10-24 Richard Biener <rguenther@suse.de>
1409 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
1410 backedges when identifying the single predecessor to take
1411 conditional info from. Use SCEV to get at ranges for loop IVs.
1412 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
1413 avoid false warning.
1415 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
1418 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
1419 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
1420 (avr_address_tiny_absdata_p): New static function.
1421 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
1422 it to determine validity of constant addresses.
1423 (avr_attribute_table) [absdata]: New variable attribute...
1424 (avr_handle_absdata_attribute): ...and handler.
1425 (avr_decl_absdata_p): New static function.
1426 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
1427 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
1428 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
1430 2016-10-24 Richard Biener <rguenther@suse.de>
1432 PR tree-optimization/78076
1433 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
1434 also on the loop tree root.
1436 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1438 * config/i386/i386.c (ix86_fold_builtin): Handle
1439 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
1440 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
1441 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
1442 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
1444 2016-10-24 Martin Liska <mliska@suse.cz>
1447 * opts.c (finish_options): Skip conditionally.
1449 2016-10-23 Martin Sebor <msebor@redhat.com>
1452 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
1453 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
1455 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1457 * config/sparc/sparc.md (cpu_feature): Minor tweak.
1458 (enabled): Likewise.
1459 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
1460 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
1461 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
1462 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
1463 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
1464 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
1466 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1468 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
1469 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
1471 2016-10-21 Andrew Pinski <apinski@cavium.com>
1473 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
1475 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
1476 implementer_id to unsigned char.
1477 Change part_no to unsigned int.
1478 (AARCH64_BIG_LITTLE): New define.
1479 (INVALID_IMP): New define.
1480 (INVALID_CORE): New define.
1481 (cpu_data): Change the last element's implementer_id and part_no to
1483 (valid_bL_string_p): Rewrite to ..
1484 (valid_bL_core_p): this for integers instead of strings.
1485 (parse_field): New function.
1486 (contains_string_p): Rewrite to ...
1487 (contains_core_p): this for integers and only for the part_no.
1488 (host_detect_local_cpu): Rewrite handling of implementation and
1489 par num to be integers; simplifying the code.
1491 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1493 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
1494 value range for pointers in more cases.
1496 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
1498 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
1499 Add extra argument to allow emitting the move immediate.
1500 Use add/sub with positive immediate.
1501 (aarch64_add_constant): Add inline function.
1502 (aarch64_add_sp): Likewise.
1503 (aarch64_sub_sp): Likewise.
1504 (aarch64_expand_prologue): Call aarch64_sub_sp.
1505 (aarch64_expand_epilogue): Call aarch64_add_sp.
1506 Decide when to leave out move.
1507 (aarch64_output_mi_thunk): Call aarch64_add_constant.
1509 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
1511 * config/aarch64/aarch64.c (aarch64_layout_frame):
1512 Align FP callee-saves.
1514 2016-10-21 Jakub Jelinek <jakub@redhat.com>
1516 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
1517 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
1519 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
1520 _rdseed64_step): Likewise.
1521 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
1524 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
1525 and tree-ssanames.h.
1526 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
1527 with INTEGER_CST argument.
1528 (ix86_gimple_fold_builtin): New function.
1529 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
1531 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
1532 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
1533 (ranges_table_allocated, ranges_table_in_use,
1534 ranges_by_label_allocated, ranges_by_label_in_use,
1535 RANGES_TABLE_INCREMENT): Removed.
1536 (add_ranges_num): Use vec_safe_push into ranges_table.
1537 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
1538 (output_ranges): Adjust for ranges_table and ranges_by_label
1539 conversion from arrays to vec.
1540 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
1541 conversion from arrays to vec.
1542 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
1543 ranges_table_in_use, ranges_by_label_allocated and
1544 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
1546 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
1547 if needed. Re-add origin_die variable and its initialization.
1549 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
1550 even for -fstack-reuse=none, or for volatile vars etc.
1552 2016-10-21 David Malcolm <dmalcolm@redhat.com>
1554 * print-rtl-function.c (flag_compact): Move extern decl to...
1555 * print-rtl.h (flag_compact): ...here.
1556 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
1557 (ASSERT_RTL_DUMP_EQ): New macro.
1558 (selftest::test_dumping_regs): New function.
1559 (selftest::test_dumping_insns): New function.
1560 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
1562 (selftest::rtl_tests_c_tests): Call the new test functions.
1564 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1566 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
1567 (outgoing_edges_match): Likewise.
1568 (try_crossjump_to_edge): Likewise.
1569 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
1570 (rtl_tidy_fallthru_edge): Likewise.
1571 * rtl.h (tablejump_p): Adjust prototype.
1572 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
1574 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1576 * rtl.h (label_ref_label): New function.
1577 (set_label_ref_label): New function.
1578 (LABEL_REF_LABEL): Delete.
1579 * alias.c (rtx_equal_for_memref_p): Adjust.
1580 * cfgbuild.c (make_edges): Likewise.
1581 (purge_dead_tablejump_edges): Likewise.
1582 * cfgexpand.c (convert_debug_memory_address): Likewise.
1583 * cfgrtl.c (patch_jump_insn): Likewise.
1584 * combine.c (distribute_notes): Likewise.
1585 * cse.c (hash_rtx_cb): Likewise.
1586 (exp_equiv_p): Likewise.
1587 (fold_rtx): Likewise.
1588 (check_for_label_ref): Likewise.
1589 * cselib.c (rtx_equal_for_cselib_1): Likewise.
1590 (cselib_hash_rtx): Likewise.
1591 * emit-rtl.c (mark_label_nuses): Likewise.
1592 * explow.c (convert_memory_address_addr_space_1): Likewise.
1593 * final.c (output_asm_label): Likewise.
1594 (output_addr_const): Likewise.
1595 * gcse.c (add_label_notes): Likewise.
1596 * genconfig.c (walk_insn_part): Likewise.
1597 * genrecog.c (validate_pattern): Likewise.
1598 * ifcvt.c (cond_exec_get_condition): Likewise.
1599 (noce_emit_store_flag): Likewise.
1600 (noce_get_alt_condition): Likewise.
1601 (noce_get_condition): Likewise.
1602 * jump.c (maybe_propagate_label_ref): Likewise.
1603 (mark_jump_label_1): Likewise.
1604 (redirect_exp_1): Likewise.
1605 (rtx_renumbered_equal_p): Likewise.
1606 * lra-constraints.c (operands_match_p): Likewise.
1607 * print-rtl.c (print_value): Likewise.
1608 * reload.c (find_reloads): Likewise.
1609 * reload1.c (set_label_offsets): Likewise.
1610 * reorg.c (get_branch_condition): Likewise.
1611 * rtl-tests.c (test_uncond_jump): Likewise.
1612 * rtl.c (rtx_equal_p_cb): Likewise.
1613 (rtx_equal_p): Likewise.
1614 * rtlanal.c (reg_mentioned_p): Likewise.
1615 (rtx_referenced_p): Likewise.
1616 (get_condition): Likewise.
1617 * varasm.c (const_hash_1): Likewise.
1618 (compare_constant): Likewise.
1619 (const_rtx_hash_1): Likewise.
1620 (output_constant_pool_1): Likewise.
1622 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1625 * reload.c (find_valid_class_1): Allow regclass if atleast one
1626 regno in regclass is ok. Compute and use rclass size based on
1627 actually available regnos for mode in rclass.
1629 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
1631 * config/sparc/sparc-modes.def (CCV): New.
1633 * config/sparc/predicates.md (v_comparison_operator): New.
1634 (icc_comparison_operator): Add support for CCV/CCXV.
1635 (xcc_comparison_operator): Likewise.
1636 * config/sparc/sparc.c (output_cbranch): Likewise.
1637 (sparc_print_operand): Likewise.
1638 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
1639 (uaddvdi4): New expander.
1640 (addvdi4): Likewise.
1641 (uaddvdi4_sp32): New instruction.
1642 (addvdi4_sp32): Likewise.
1643 (uaddvsi4): New expander.
1644 (addvsi4): Likewise.
1645 (cmp_ccc_plus_sltu_set): New instruction.
1646 (cmp_ccv_plus): Likewise.
1647 (cmp_ccxv_plus): Likewise.
1648 (cmp_ccv_plus_set): Likewise.
1649 (cmp_ccxv_plus_set): Likewise.
1650 (cmp_ccv_plus_sltu_set): Likewise.
1651 (uaddvdi4): New expander.
1652 (subvdi4): Likewise.
1653 (usubdi4_sp32): New instruction.
1654 (subvdi4_sp32): Likewise.
1655 (usubvsi4): New expander.
1656 (subvsi4): Likewise.
1657 (cmpsi_minus_sltu_set): New instruction.
1658 (cmp_ccv_minus): Likewise.
1659 (cmp_ccxv_minus): Likewise.
1660 (cmp_ccv_minus_set): Likewise.
1661 (cmp_ccxv_minus_set): Likewise.
1662 (cmp_ccv_minus_sltu_set): Likewise.
1663 (unegvdi3): New expander.
1664 (negvdi3): Likewise.
1665 (unegdi3_sp32): New instruction.
1666 (negvdi3_sp32): Likewise.
1667 (unegvsi3): New expander.
1668 (negvsi3): Likewise.
1669 (cmp_ccc_neg_sltu_set): New instruction.
1670 (cmp_ccv_neg): Likewise.
1671 (cmp_ccxv_neg): Likewise.
1672 (cmp_ccv_neg_set): Likewise.
1673 (cmp_ccxv_neg_set): Likewise.
1674 (cmp_ccv_neg_sltu_set): Likewise.
1676 * tree-ssa-loop-split.c: Remove trailing spaces.
1677 * match.pd: Likewise.
1679 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1681 PR rtl-optimization/78038
1682 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
1683 be deduced to set REG through the RTL structure.
1684 (make_defs_and_copies_lists): Return false on a failing get_defs call.
1686 2016-10-21 Richard Biener <rguenther@suse.de>
1688 PR tree-optimization/78051
1689 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
1690 and mark replaced if folding did something.
1692 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
1694 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
1695 and "protected" in visibility types.
1696 (rs6000_xcoff_declare_function_name): Fix formatting.
1697 (rs6000_xcoff_declare_object_name): Fix formatting.
1699 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
1701 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
1702 and IX86_BUILTIN_HUGE_VALQ here ...
1703 (ix86_expand_builtin): ... not here.
1705 2016-10-20 Jakub Jelinek <jakub@redhat.com>
1707 * doc/gty.texi (for_user): Use @item next to @findex.
1709 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
1712 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
1713 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
1714 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
1715 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
1716 __builtin_ia32_lzcnt_u16.
1717 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
1718 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
1719 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
1720 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
1721 (bmi_tzcnt_<mode>): New expander.
1722 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1723 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
1724 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
1725 (lzcnt_<mode>): New expander.
1726 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1727 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
1728 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
1729 (UINT64_FTYPE_UINT64): New.
1730 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
1731 (__builtin_ia32_lzcnt_u16): New description.
1732 (__builtin_ia32_lzcnt_u32): Ditto.
1733 (__builtin_ia32_lzcnt_u64): Ditto.
1734 (__builtin_ctzs): Remove description.
1735 (__builtin_ia32_tzcnt_u16): New description.
1736 (__builtin_ia32_tzcnt_u32): Ditto.
1737 (__builtin_ia32_tzcnt_u64): Ditto.
1738 * config/i386/i386.c (ix86_expand_args_builtin): Handle
1739 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
1741 2016-10-20 Martin Liska <mliska@suse.cz>
1744 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
1745 comparison with STMT_UID_NOT_IN_RANGE.
1746 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
1749 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
1751 * compare-elim.c (conforming_compare): Accept UNSPECs.
1752 (find_comparison_dom_walker::before_dom_children): Deal with
1753 instructions both using and killing the flags register.
1754 (equivalent_reg_at_start): New function extracted from...
1755 (try_eliminate_compare): ...here. Use it and add support for
1756 registers and UNSPECs as second operand of the compare.
1757 * config/visium/visium-modes.def (CCV): New.
1758 * config/visium/predicates.md (visium_v_comparison_operator): New.
1759 (visium_branch_operator): Deal with CCV mode.
1760 * config/visium/visium.c (visium_select_cc_mode): Likewise.
1761 (output_cbranch): Likewise.
1762 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
1763 (uaddv<mode>4): New expander.
1764 (addv<mode>4): Likewise.
1765 (add<mode>3_insn_set_carry): New instruction.
1766 (add<mode>3_insn_set_overflow): Likewise.
1767 (addsi3_insn_set_overflow): Likewise.
1768 (usubv<mode>4): New expander.
1769 (subv<mode>4): Likewise.
1770 (sub<mode>3_insn_set_carry): New instruction.
1771 (sub<mode>3_insn_set_overflow): Likewise.
1772 (subsi3_insn_set_overflow): Likewise.
1773 (unegv<mode>3): New expander.
1774 (negv<mode>3): Likewise.
1775 (neg<mode>2_insn_set_overflow): New instruction.
1776 (addv_tst<mode>): Likewise.
1777 (subv_tst<mode>): Likewise.
1778 (negv_tst<mode>): Likewise.
1779 (cbranch<mode>4_addv_insn): New splitter and instruction.
1780 (cbranch<mode>4_subv_insn): Likewise.
1781 (cbranch<mode>4_negv_insn): Likewise.
1783 2016-10-20 Richard Biener <rguenther@suse.de>
1785 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
1786 Handle decls possibly not bound.
1787 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
1788 nothing_id for decls that might not be bound if we are interested
1790 (get_constraint_for_component_ref): Deal with that.
1792 2016-10-20 Michael Matz <matz@suse.de>
1795 * common.opt (-fsplit-loops): New flag.
1796 * passes.def (pass_loop_split): Add.
1797 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
1798 (enable_fdo_optimizations): Add loop splitting.
1799 * timevar.def (TV_LOOP_SPLIT): Add.
1800 * tree-pass.h (make_pass_loop_split): Declare.
1801 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
1802 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
1803 * tree-ssa-loop-split.c: New file.
1804 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
1805 * doc/invoke.texi (fsplit-loops): Document.
1806 * doc/passes.texi (Loop optimization): Add paragraph about loop
1809 2016-10-20 Richard Biener <rguenther@suse.de>
1811 * cgraphunit.c (analyze_functions): Set node->definition to
1812 false to signal symbol removal to debug_hooks->late_global_decl.
1813 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
1814 WPA signal symbol removal to the debuginfo machinery.
1815 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
1816 using early_finised to guard the we're called for symbol
1817 removal case look at the symtabs definition flag.
1818 (gen_variable_die): Remove redundant check.
1820 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1822 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
1824 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1826 PR tree-optimization/53979
1827 * match.pd ((a ^ b) | a -> a | b): New pattern.
1829 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
1831 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
1832 config/pa/pa64-hpux-lib.h.
1833 (PA_CRTBEGIN_HACK): Likewise.
1834 (DTOR_LIST_BEGIN): Likewise.
1836 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1838 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
1839 register only if "in" and "out" are different registers.
1841 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
1843 * omp-low.c (pass_oacc_device_lower::gate): New method.
1844 (execute): Always call execute_oacc_device_lower.
1846 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1848 PR tree-optimization/77916
1849 PR tree-optimization/77937
1850 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
1852 (insert_initializers): Requirement of initializer for -1 should be
1853 based on pointer-typedness of the candidate basis.
1855 2016-10-19 Bin Cheng <bin.cheng@arm.com>
1857 PR tree-optimization/78005
1858 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
1859 upper (included) bound for niters of prolog loop.
1860 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
1861 Compute niters of scalar loop above which vectorized loop is
1862 preferred, as well as the upper (included) bound for the niters.
1863 (vect_do_peeling): Record niter bound for loops accordingly.
1865 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
1868 * tree-core.h (enum tree_index): Put the complex types after their
1870 * tree-streamer.c (verify_common_node_recorded): New function.
1871 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
1873 2016-10-19 Martin Liska <mliska@suse.cz>
1875 * cgraph.h (cgraph_edge::binds_to_current_def_p):
1876 Replace NULL with false as a return value.
1878 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
1880 PR tree-optimization/78024
1881 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
1882 don't clear BB_VISITED after processing.
1884 2016-10-19 Richard Biener <rguenther@suse.de>
1886 * domwalk.c (dom_walker::walk): Use RPO order.
1888 2016-10-19 Richard Biener <rguenther@suse.de>
1890 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
1892 (evrp_dom_walker::~evrp_dom_walker): Free it.
1893 (evrp_dom_walker::stmts_to_remove): Add.
1894 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
1895 whose output we fully propagate for removal. Propagate
1896 into BB destination PHI arguments.
1897 (execute_early_vrp): Remove queued stmts. Dump value ranges
1898 before stmt removal.
1900 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
1902 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
1903 * passes.def: Add two instances of pass_walloca.
1904 * tree-pass.h (make_pass_walloca): New.
1905 * gimple-ssa-warn-alloca.c: New file.
1906 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
1907 -Wvla-larger-than= options.
1909 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
1911 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
1912 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
1914 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
1916 * config/rs6000/altivec.h (vec_xl_len): New macro.
1917 (vec_xst_len): New macro.
1918 (vec_cmpnez): New macro.
1919 (vec_cntlz_lsbb): New macro.
1920 (vec_cnttz_lsbb): New macro.
1921 (vec_xlx): New macro.
1922 (vec_xrx): New macro.
1923 (vec_all_nez): New C++ predicate template.
1924 (vec_any_eqz): New C++ predicate template.
1925 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
1926 conditional compilation.
1927 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
1928 conditional compilation.
1929 (vec_all_nez): New macro.
1930 (vec_any_eqz): New macro.
1931 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
1933 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
1935 * config/rs6000/vector.md (VI): Moved this mode iterator
1936 definition from altivec.md to vector.md.
1937 (UNSPEC_NEZ_P): New value.
1938 (vector_ne_<mode>_p): New expansion for implementation of
1939 vec_all_ne and vec_any_eq built-in functions.
1940 (vector_nez_<mode>_p): New expansion for implementation of
1941 vec_all_nez and vec_any_eqz built-in functions.
1942 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
1943 and vec_any_eq built-in function.
1944 (cr6_test_for_zero): New commentary to explain this expansion.
1945 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
1946 (cr6_test_for_lt): New commentary to explain this expansion.
1947 (cr6_test_for_lt_reverse): New commentary to explain this
1949 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1950 overloaded function prototypes for vec_all_ne, vec_all_nez,
1951 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
1952 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
1954 (altivec_resolve_overloaded_builtin): Modify the handling of
1955 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
1956 the compiler is configured to support TARGET_P9_VECTOR.
1957 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
1958 to explain the special processing that is given to predicate
1959 built-ins introduced using this macro.
1960 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
1961 the special processing given to predicate built-ins introduced
1963 (BU_VSX_P): Likewise.
1964 (BU_P8V_AV_P): Likewise.
1965 (BU_P9V_AV_P): Likewise.
1966 (BU_P9V_AV_X): New macro.
1967 (BU_P9V_64BIT_AV_X): New macro.
1968 (BU_P9V_VSX_3): New macro.
1969 (BU_P9V_OVERLOAD_P): New macro.
1970 (LXVL): New BU_P9V_64BIT_VSX_2.
1971 (VEXTUBLX): New BU_P9V_AV_2.
1972 (VEXTUBRX): Likewise.
1973 (VEXTUHLX): Likewise.
1974 (VEXTUHRX): Likewise.
1975 (VEXTUWLX): Likewise.
1976 (VEXTUWRX): Likewise.
1977 (STXVL): New BU_P9V_64BIT_AV_X.
1978 (VCLZLSBB): New BU_P9V_AV_1.
1979 (VCTZLSBB): Likewise.
1980 (CMPNEB): New BU_P9V_AV_2.
1985 (VCMPNEB_P): New BU_P9V_AV_P.
1986 (VCMPNEH_P): Likewise.
1987 (VCMPNEW_P): Likewise.
1988 (VCMPNED_P): Likewise.
1989 (VCMPNEFP_P): Likewise.
1990 (VCMPNEDP_P): Likewise.
1991 (CMPNEZB): New BU_P9V_AV_2.
1992 (CMPNEZH): Likewise.
1993 (CMPNEZW): Likewise.
1994 (VCMPNEZB_P): New BU_P9V_AV_P.
1995 (VCMPNEZH_P): Likewise.
1996 (VCMPNEZW_P): Likewise.
1997 (LXVL): New BU_P9V_OVERLOAD_2.
1998 (STXVL): New BU_P9V_OVERLOAD_3.
1999 (VEXTULX): New BU_P9V_OVERLOAD_2.
2000 (VEXTURX): Likewise.
2002 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
2003 (VCMPNE_P): Likewise.
2004 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
2005 (VCTZLSBB): Likewise.
2006 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
2007 comment to explain mode used for scratch register.
2008 (altivec_expand_stxvl_builtin): New function.
2009 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
2010 (altivec_init_builtins): Add initialized variable
2011 void_ftype_v16qi_pvoid_long and use this type to define the
2012 built-in function __builtin_altivec_stxvl.
2013 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
2014 (UNSPEC_STXVL): New value.
2015 (UNSPEC_VCLZLSBB): New value.
2016 (UNSPEC_VCTZLSBB): New value.
2017 (UNSPEC_VEXTUBLX): New value.
2018 (UNSPEC_VEXTUHLX): New value.
2019 (UNSPEC_VEXTUWLX): New value.
2020 (UNSPEC_VEXTUBRX): New value.
2021 (UNSPEC_VEXTUHRX): New value.
2022 (UNSPEC_VEXTUWRX): New value.
2023 (UNSPEC_VCMPNEB): New value.
2024 (UNSPEC_VCMPNEZB): New value.
2025 (UNSPEC_VCMPNEH): New value.
2026 (UNSPEC_VCMPNEZH): New value.
2027 (UNSPEC_VCMPNEW): New value.
2028 (UNSPEC_VCMPNEZW): New value.
2029 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
2030 vector of integer modes.
2031 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
2032 vector of float or double modes.
2033 (*vector_nez_<mode>_p): New insn for vector test all not equal or
2035 (lxvl): New expand for load VSX vector with length.
2036 (*lxvl): New insn for load VSX vector with length.
2037 (stxvl): New expand for store VSX vector with length.
2038 (*stxvl): New insn for store VSX vector with length.
2039 (vcmpneb): New insn for vector of byte compare not equal.
2040 (vcmpnezb): New insn for vector of byte compare not equal or zero.
2041 (vcmpneh): New insn for vector of half word compare not equal.
2042 (vcmpnezh): New insn for vector of half word compare not equal or
2044 (vcmpnew): New insn for vector of word compare not equal.
2045 (vcmpne<VSs>): New insn for vector of float or double compare not
2047 (vcmpnezw): New insn for vector of word compare not equal or zero.
2048 (vclzlsbb): New insn for vector count leading zero
2049 least-significant bits byte.
2050 (vctzlsbb): New insn for vector count trailing zero least
2051 signficant bits byte.
2052 (vextublx): New insn for vector extract unsigned byte left
2054 (vextubrx): New insn for vector extract unsigned byte right
2056 (vextuhlx): New insn for vector extract unsigned half word left
2058 (vextuhrx): New insn for vector extract unsigned half word right
2060 (vextuwlx): New insn for vector extract unsigned word left
2062 (vextuwrx): New insn for vector extract unsigned word right
2064 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
2065 clarify intent of this constant.
2066 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
2067 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
2068 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
2069 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
2070 and vec_xrx functions.
2072 2016-10-18 Andrew Pinski <apinski@cavium.com>
2075 * predict.c (is_exit_with_zero_arg): New function.
2076 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
2079 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
2082 * config/i386/i386.c (legitimize_tls_address)
2083 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
2084 convert dest to Pmode if different than Pmode.
2086 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2088 PR tree-optimization/77916
2089 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
2090 stopgap fix, as pointers with -1 increment are still broken.
2092 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
2094 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
2095 mapping class decoration from here...
2096 (rs6000_xcoff_encode_section): ...to here.
2098 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
2099 if shrink-wrapping and optimizing for speed.
2101 2016-10-18 Richard Biener <rguenther@suse.de>
2103 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
2104 not visited but non-executable predecessors. Return taken edge.
2105 Simplify conditions and refactor propagation vs. folding step.
2107 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
2109 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
2110 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
2111 (rs6000_get_separate_components): Assert we do not have those
2112 strategies selected.
2114 2016-10-18 Richard Biener <rguenther@suse.de>
2116 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
2117 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
2119 (substitute_and_fold_dom_walker): Adjust constructor.
2120 (substitute_and_fold_dom_walker::before_dom_children): Remove
2121 do_dce flag and handling (always true).
2122 (substitute_and_fold): Likewise.
2123 * tree-vrp.c (vrp_finalize): Adjust.
2124 (execute_early_vrp): Remove final BB_VISITED clearing.
2125 * tree-ssa-ccp.c (ccp_finalize): Adjust.
2126 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2127 * ira.c (ira): Call clear_bb_flags.
2129 2016-10-18 Richard Biener <rguenther@suse.de>
2131 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
2132 get at the operand to look at with TREE_OPERAND for generic
2135 2016-10-18 David Malcolm <dmalcolm@redhat.com>
2137 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
2139 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
2140 (write_test_expr): Use rtx_reader_ptr for calls to
2142 (write_attr_value): Likewise.
2143 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
2144 call to print_md_ptr_loc.
2145 (write_one_condition): Likewise for calls to print_c_condition.
2146 * genconstants.c: Include "statistics.h" and "vec.h".
2147 (main): Update for conversion to member functions.
2148 * genemit.c (emit_c_code): Use rtx_reader_ptr for
2149 call to print_md_ptr_loc.
2150 * genenums.c: Include "statistics.h" and "vec.h".
2151 (main): Update for conversion of traverse_enum_types to a method.
2152 * genmddeps.c: Include "statistics.h" and "vec.h".
2153 * genoutput.c (process_template): Use rtx_reader_ptr for call to
2155 * genpreds.c (write_predicate_subfunction): Likewise.
2156 (write_predicate_expr): Likewise for calls to print_c_condition.
2157 * genrecog.c (print_test): Likewise.
2158 * gensupport.c (process_rtx): Likewise for calls to
2159 copy_md_ptr_loc and join_c_conditions.
2160 (alter_test_for_insn): Likewise for call to join_c_conditions.
2161 (process_substs_on_one_elem): Likewise.
2162 (gen_mnemonic_setattr): Update for move of string_obstack to a
2163 field of rtx_reader.
2164 (mnemonic_htab_callback): Likewise. Fix formatting.
2165 (gen_mnemonic_attr): Likewise.
2166 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
2167 to print_c_condition.
2168 * read-md.c: Include "statistics.h" and "vec.h".
2169 (string_obstack): Convert this global to field "m_string_obstack"
2170 of class rtx_reader.
2171 (ptr_locs): Likewise, as "m_ptr_locs".
2172 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
2173 (joined_conditions): Likewise, as "m_joined_conditions".
2174 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
2175 (md_constants): Likewise, as "m_md_constants".
2176 (enum_types): Likewise, as "m_enum_types".
2177 (set_md_ptr_loc): Convert to...
2178 (rtx_reader::set_md_ptr_loc): ...member function.
2179 (get_md_ptr_loc): Convert to...
2180 (rtx_reader::get_md_ptr_loc): ...member function.
2181 (copy_md_ptr_loc): Convert to...
2182 (rtx_reader::copy_md_ptr_loc): ...member function.
2183 (fprint_md_ptr_loc): Convert to...
2184 (rtx_reader::fprint_md_ptr_loc): ...member function.
2185 (print_md_ptr_loc): Convert to...
2186 (rtx_reader::print_md_ptr_loc): ...member function.
2187 (join_c_conditions): Convert to...
2188 (rtx_reader::join_c_conditions): ...member function.
2189 (fprint_c_condition): Convert to...
2190 (rtx_reader::fprint_c_condition): ...member function.
2191 (print_c_condition): Convert to...
2192 (rtx_reader::print_c_condition): ...member function.
2193 (read_name): Convert to...
2194 (rtx_reader::read_name): ...member function.
2195 (read_escape): Convert to...
2196 (rtx_reader::read_escape): ...member function.
2197 (read_quoted_string): Convert to...
2198 (rtx_reader::read_quoted_string): ...member function.
2199 (read_braced_string): Convert to...
2200 (rtx_reader::read_braced_string): ...member function.
2201 (read_string): Convert to...
2202 (rtx_reader::read_string): ...member function.
2203 (read_skip_construct): Convert to...
2204 (rtx_reader::read_skip_construct): ...member function.
2205 (handle_constants): Convert to...
2206 (rtx_reader::handle_constants): ...member function.
2207 (traverse_md_constants): Convert to...
2208 (rtx_reader::traverse_md_constants): ...member function.
2209 (handle_enum): Convert to...
2210 (rtx_reader::handle_enum): ...member function.
2211 (lookup_enum_type): Convert to...
2212 (rtx_reader::lookup_enum_type): ...member function.
2213 (traverse_enum_types): Convert to...
2214 (rtx_reader::traverse_enum_types): ...member function.
2215 (rtx_reader::rtx_reader): Move initializations
2216 of various former global data from rtx_reader::read_md_files to
2217 here, as fields, along with the call to unlock_std_streams.
2218 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
2220 (rtx_reader::read_md_files): Move initializations of various
2221 global data from here to the ctor.
2222 * read-md.h (read_name): Convert to...
2223 (rtx_reader::read_name): ...member function.
2224 (rtx_reader::read_escape): New method decl.
2225 (read_quoted_string): Convert to...
2226 (rtx_reader::read_quoted_string): ...member function.
2227 (rtx_reader::read_braced_string): New method decl.
2228 (read_string): Convert to...
2229 (rtx_reader::read_string): ...member function.
2230 (rtx_reader::read_skip_construct): New method decl.
2231 (rtx_reader::set_md_ptr_loc): New method decl.
2232 (rtx_reader::get_md_ptr_loc): New method decl.
2233 (copy_md_ptr_loc): Convert to...
2234 (rtx_reader::copy_md_ptr_loc): ...member function.
2235 (fprint_md_ptr_loc): Convert to...
2236 (rtx_reader::fprint_md_ptr_loc): ...member function.
2237 (print_md_ptr_loc): Convert to...
2238 (rtx_reader::print_md_ptr_loc): ...member function.
2239 (rtx_reader::lookup_enum_type): New method decl.
2240 (rtx_reader::traverse_enum_types): New method decl.
2241 (rtx_reader::handle_constants): New method decl.
2242 (traverse_md_constants): Convert to...
2243 (rtx_reader::traverse_md_constants): ...member function.
2244 (rtx_reader::handle_enum): New method decl.
2245 (rtx_reader::join_c_conditions): New method decl.
2246 (fprint_c_condition): Convert to...
2247 (rtx_reader::fprint_c_condition): ...member function.
2248 (print_c_condition): Convert to...
2249 (rtx_reader::print_c_condition): ...member function.
2250 (rtx_reader::apply_iterator_to_string): New method decl.
2251 (rtx_reader::copy_rtx_for_iterators): New method decl.
2252 (rtx_reader::read_conditions): New method decl.
2253 (rtx_reader::record_potential_iterator_use): New method decl.
2254 (rtx_reader::read_mapping): New method decl.
2255 (rtx_reader::read_rtx): New method decl.
2256 (rtx_reader::read_rtx_code): New method decl.
2257 (rtx_reader::read_rtx_operand): New method decl.
2258 (rtx_reader::read_nested_rtx): New method decl.
2259 (rtx_reader::read_rtx_variadic): New method decl.
2260 (rtx_reader::get_string_obstack): New method.
2261 (rtx_reader::get_md_constants): New method.
2262 (string_obstack): Convert global variable decl to...
2263 (rtx_reader::m_string_obstack): ...this new field.
2264 (rtx_reader::m_ptr_locs): New field.
2265 (rtx_reader::m_ptr_loc_obstack): New field.
2266 (rtx_reader::m_joined_conditions): New field.
2267 (rtx_reader::m_joined_conditions_obstack): New field.
2268 (rtx_reader::m_md_constants): New field.
2269 (rtx_reader::m_enum_types): New field.
2270 * read-rtl.c (apply_iterator_to_string): Convert to...
2271 (rtx_reader::apply_iterator_to_string): ...member function.
2272 (copy_rtx_for_iterators): Convert to...
2273 (rtx_reader::copy_rtx_for_iterators): ...member function.
2274 (add_condition_to_string): Use rtx_reader_ptr for
2275 calls join_c_conditions.
2276 (apply_iterators): Use rtx_reader_ptr for calls to
2277 join_c_conditions and copy_rtx_for_iterators.
2278 (read_conditions): Convert to...
2279 (rtx_reader::read_conditions): ...member function.
2280 (record_potential_iterator_use): Convert to...
2281 (rtx_reader::record_potential_iterator_use): ...member function.
2282 (read_mapping): Convert to...
2283 (rtx_reader::read_mapping): ...member function.
2284 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
2285 (read_rtx): Convert to...
2286 (rtx_reader::read_rtx): ...member function.
2287 (read_rtx_code): Convert to...
2288 (rtx_reader::read_rtx_code): ...member function.
2289 (read_rtx_operand): Convert to...
2290 (rtx_reader::read_rtx_operand): ...member function. Update for move
2291 of string_obstack to a field.
2292 (read_nested_rtx): Convert to..
2293 (rtx_reader::read_nested_rtx): ...member function.
2294 (read_rtx_variadic): Convert to..
2295 (rtx_reader::read_rtx_variadic): ...member function.
2297 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2299 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
2301 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2303 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
2304 for pointer type too.
2305 (ipcp_update_vr): set_ptr_nonnull for pointer.
2307 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2309 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
2310 pt_solution_singleton_p.
2311 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
2312 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
2313 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
2314 pointer nonnull computed by VRP.
2315 Also Conservatively set pt.null to 1.
2316 (pt_solution_reset): Conservatively set pt.null to 1.
2317 (pt_solution_singleton_or_null_p): Renamed from
2318 pt_solution_singleton_p.
2319 * tree-ssanames.h (set_ptr_nonnull): Declare.
2320 (get_ptr_nonnull): Likewise.
2321 * tree-ssanames.c (set_ptr_nonnull): New.
2322 (get_ptr_nonnull): Likewise.
2323 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
2324 (evrp_dom_walker::before_dom_children): Likewise.
2326 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2328 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2329 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2330 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2331 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2332 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
2333 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2334 (rs6000_option_override_internal): Clear it if ABI_AIX.
2335 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2336 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
2338 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2340 * gimple-ssa-strength-reduction.c (record_increment): Remove
2343 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2345 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
2346 that the result is non-zero if it is true.
2347 (maybe_expand_shift): New wrapper around expand_shift_1.
2348 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
2350 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2352 PR tree-optimization/77916
2353 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
2354 Don't allow a MINUS_EXPR for pointer arithmetic for either known
2356 (record_increment): Increments of -1 for unknown strides just use
2357 a multiply initializer like other negative values.
2358 (analyze_increments): Remove stopgap solution for -1 increment
2359 applied to pointer arithmetic.
2361 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
2363 * dominance.c (dom_info::dom_info): Add new constructor for region
2364 which is vector of basic blocks.
2365 (dom_init): New method to initialize members common for both
2367 (dom_info::dom_info): Invoke dom_init for partial initialization.
2368 (dom_info::get_idom): Add check to corner cases on basic blocks which
2370 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
2371 to detect unreachable bbs.
2372 (dom_info::calc_idoms): Likewise.
2373 (compute_dom_fast_query_in_region): New function.
2374 (calculate_dominance_info_for_region): Likewise.
2375 (free_dominance_info_for_region): Likewise.
2376 * dominance.h: Add prototypes for introduced region-based functions
2377 tree-if-conv.c: (build_region): New function.
2378 (if_convertible_loop_p_1): Invoke local version of post-dominators
2379 calculation before basic block predication with subsequent freeing
2380 post-dominator info.
2381 (tree_if_conversion): Remove free of post-dominator info
2382 (pass_if_conversion::execute): Delete detection of infinite loops
2383 and fake edges to exit block since post-dominator calculation is
2384 performed per if-converted loop only.
2386 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2389 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
2390 register explicitly.
2391 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
2392 optimizing for size.
2394 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2396 * config/aarch64/aarch64.c: Delete inclusion of
2397 cortex-a57-fma-steering.h.
2398 (aarch64_override_options): Delete call
2399 to aarch64_register_fma_steering.
2400 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
2401 * config/aarch64/cortex-a57-fma-steering.h: Delete.
2402 * config/aarch64/aarch64-passes.def: New file.
2403 * config/aarch64/cortex-a57-fma-steering.c
2404 (aarch64_register_fma_steering): Delete definition.
2405 (make_pass_fma_steering): Remove static qualifier.
2406 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
2407 (cortex-a57-fma-steering.o): Remove dependency on
2408 cortex-a57-fma-steering.h.
2410 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2412 * explow.c (validize_mem): Do not modify the argument in-place.
2414 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
2416 * tree-streamer.c (record_common_node): Explicitly list expected
2419 2016-10-17 Richard Biener <rguenther@suse.de>
2421 PR tree-optimization/77988
2422 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
2424 2016-10-17 Marek Polacek <polacek@redhat.com>
2426 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
2428 2016-10-17 Richard Biener <rguenther@suse.de>
2430 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
2433 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2435 PR tree-optimization/71636
2436 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
2438 2016-10-17 Richard Biener <rguenther@suse.de>
2440 * gimplify.c (gimplify_function_tree): Do not move the outer
2443 2016-10-17 Jakub Jelinek <jakub@redhat.com>
2445 * langhooks.h (struct lang_hooks_for_decls): Remove
2446 function_decl_explicit_p, function_decl_deleted_p and
2447 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
2448 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
2449 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
2450 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
2451 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
2452 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
2453 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
2454 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
2455 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
2456 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
2457 * langhooks.c (lhd_decl_dwarf_attribute): New function.
2458 * dwarf2out.c (gen_subprogram_die): Use
2459 lang_hooks.decls.decl_dwarf_attribute instead of
2460 lang_hooks.decls.function_decl_*.
2462 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
2466 * common.opt (-ftrampolines): New option.
2467 * doc/invoke.texi (Code Gen Options): Document it.
2468 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2469 * doc/tm.texi: Regenerate.
2470 * builtins.def: Add init_descriptor and adjust_descriptor.
2471 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
2472 on platforms with descriptors.
2473 (expand_builtin_init_descriptor): New function.
2474 (expand_builtin_adjust_descriptor): Likewise.
2475 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
2476 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
2477 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
2478 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
2479 Set STATIC_CHAIN_REG_P on the static chain register, if any.
2480 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
2481 (expand_call): Likewise. Move around call to prepare_call_address
2482 and pass all flags to it.
2483 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
2484 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
2485 (gimple_call_set_by_descriptor): New setter.
2486 (gimple_call_by_descriptor_p): New getter.
2487 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
2488 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
2489 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
2490 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2491 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
2492 * rtl.h (STATIC_CHAIN_REG_P): New macro.
2493 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
2494 * target.def (custom_function_descriptors): New POD hook.
2495 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
2496 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
2497 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
2498 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
2499 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
2500 (build_common_builtin_nodes): Initialize init_descriptor and
2502 * tree-nested.c: Include target.h.
2503 (struct nesting_info): Add 'any_descr_created' field.
2504 (get_descriptor_type): New function.
2505 (lookup_element_for_decl): New function extracted from...
2506 (create_field_for_decl): Likewise.
2507 (lookup_tramp_for_decl): ...here. Adjust.
2508 (lookup_descr_for_decl): New function.
2509 (convert_tramp_reference_op): Deal with descriptors.
2510 (build_init_call_stmt): New function extracted from...
2511 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
2512 * defaults.h (FUNCTION_ALIGNMENT): Define.
2513 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
2514 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2515 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
2516 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
2517 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
2519 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
2521 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
2522 constants in CONST_VECTORs.
2524 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
2526 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
2527 register as destination of bmask.
2528 (vector_init_bshuffle): Likewise.
2529 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
2530 (bmaskdi_vis): Enable only in 64-bit mode.
2532 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
2534 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
2535 make LR a separately shrink-wrapped component unless savres_strategy
2536 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
2537 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
2538 wrapping when not both {SAVE,REST}_INLINE_GPRS.
2540 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
2542 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
2543 and keep looping on failure.
2545 2016-10-14 David Malcolm <dmalcolm@redhat.com>
2547 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
2549 (print_rtx_function): Update example in comment for...
2550 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
2551 non-virtual pseudos with a '%' sigil followed by the regno, offset
2552 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
2553 pseudo is dumped as "%0".
2555 2016-10-14 Jakub Jelinek <jakub@redhat.com>
2558 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
2561 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
2563 * config/sparc/sparc-passes.def: New file.
2564 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
2565 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
2566 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
2568 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
2570 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
2571 loop peel to loops with exit test at the beginning.
2573 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
2575 PR rtl-optimization/68212
2576 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
2577 frequency when computing scale factor for peeled copies.
2578 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
2579 values for switch/peel blocks/edges.
2581 2016-10-14 Pedro Alves <palves@redhat.com>
2583 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
2585 2016-10-14 Catherine Moore <clm@codesourcery.com>
2587 * config/mips/mips.c (mips_prepare_pch_save): Initialize
2588 micromips_globals to zero.
2590 2016-10-14 Richard Biener <rguenther@suse.de>
2592 PR tree-optimization/77979
2593 * tree-vrp.c (compare_name_with_value): Handle released SSA names
2594 in the equivalency sets.
2595 (compare_names): Likewise.
2597 2016-10-14 Martin Liska <mliska@suse.cz>
2599 * builtins.h(target_char_cst_p): Declare the function.
2600 * builtins.c (fold_builtin_memchr): Remove.
2601 (target_char_cst_p): Move the function from gimple-fold.c.
2602 (fold_builtin_3): Do not call the function.
2603 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
2604 (gimple_fold_builtin): Call the function.
2605 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
2607 2016-10-14 Martin Liska <mliska@suse.cz>
2609 * builtins.c (fold_builtin_strcmp): Remove function.
2610 (fold_builtin_strncmp): Likewise.
2611 (fold_builtin_2): Remove call of the function.
2612 (fold_builtin_3): Likewise.
2613 * fold-const-call.c (fold_const_call): Add constant folding
2614 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
2615 * fold-const-call.h (build_cmp_result): Declare the function.
2616 * gimple-fold.c (gimple_load_first_char): New function.
2617 (gimple_fold_builtin_string_compare): Likewise.
2618 (gimple_fold_builtin): Call the function.
2620 2016-10-14 Nathan Sidwell <nathan@acm.org>
2622 * gcov-io.c (gcov_open): Deconstify 'mode'.
2624 2016-10-14 Martin Liska <mliska@suse.cz>
2626 * fold-const.c (c_getstr): Support of properly \0-terminated
2627 string constants. New argument is added.
2628 * fold-const.h: New argument is added.
2630 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2632 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
2634 (aarch64_print_hint_for_core): Likewise.
2635 (aarch64_print_hint_for_arch): Likewise.
2636 (aarch64_validate_march): Use it. Fix indentation in type signature.
2637 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
2638 (aarch64_validate_mtune): Likewise.
2639 (aarch64_handle_attr_arch): Likewise.
2640 (aarch64_handle_attr_cpu): Likewise.
2641 (aarch64_handle_attr_tune): Likewise.
2643 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2645 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
2648 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
2650 * config/m68k/m68k.c (m68k_option_override): Check
2651 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
2652 instead of stack_limit_rtx.
2654 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2656 * dwarf2out.c (gen_member_die): Handle inline static data member
2659 2016-10-13 Nathan Sidwell <nathan@acm.org>
2661 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
2662 gcov_var.mode. Remove unnecessary fstat.
2664 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
2667 * function.c (thread_prologue_and_epilogue_insns): Call all
2668 make_*logue_seq in the same order as traditional. Call them
2669 all a second time if shrink_wrapped_separate.
2671 2016-10-13 Marek Polacek <polacek@redhat.com>
2673 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2674 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
2677 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2679 PR tree-optimization/77937
2680 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
2681 to infinite when we have a pointer with an increment of -1.
2683 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
2685 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
2687 * memmodel.h: This file.
2688 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
2689 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
2690 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
2691 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
2692 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
2693 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
2694 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
2695 compare-elim.c, config/aarch64/aarch64-builtins.c,
2696 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
2697 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
2698 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
2699 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
2700 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
2701 config/darwin.c, config/epiphany/epiphany.c,
2702 config/epiphany/mode-switch-use.c,
2703 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
2704 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
2705 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
2706 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
2707 config/m68k/m68k.c, config/mcore/mcore.c,
2708 config/microblaze/microblaze.c, config/mmix/mmix.c,
2709 config/mn10300/mn10300.c, config/moxie/moxie.c,
2710 config/msp430/msp430.c, config/nds32/nds32-cost.c,
2711 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
2712 config/nds32/nds32-memory-manipulation.c,
2713 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
2714 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
2715 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
2716 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
2717 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
2718 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
2719 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
2720 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
2721 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
2722 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
2723 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
2724 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
2725 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
2726 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
2727 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
2728 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
2729 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
2730 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
2731 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
2732 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
2733 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
2734 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
2735 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
2736 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
2737 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
2738 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
2739 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
2740 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
2741 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
2742 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
2743 var-tracking.c, varasm.c: Include memmodel.h.
2744 * genattrtab.c (write_header): Include memmodel.h in generated file.
2745 * genautomata.c (main): Likewise.
2746 * gengtype.c (open_base_files): Likewise.
2747 * genopinit.c (main): Likewise.
2748 * genconditions.c (write_header): Include memmodel.h earlier in
2750 * genemit.c (main): Likewise.
2751 * genoutput.c (output_prologue): Likewise.
2752 * genpeep.c (main): Likewise.
2753 * genpreds.c (write_insn_preds_c): Likewise.
2754 * genrecog.c (write_header): Likewise.
2755 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
2757 2016-10-13 David Malcolm <dmalcolm@redhat.com>
2759 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
2760 for new "compact" param of print_rtx_function. Check for "cinsn"
2762 * print-rtl-function.c (flag_compact): New decl.
2763 (print_rtx_function): Add param "compact" and use it to set
2764 flag_compact, adding a description of the effect to the leading
2765 comment, and updating the example output.
2766 * print-rtl.c (flag_compact): New variable.
2767 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
2769 (print_rtx_operand_code_i): When printing source locations, wrap
2770 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
2771 (print_rtx_operand_code_r): Don't print regnos for hard regs and
2772 virtuals in compact mode.
2773 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
2774 apart from in LABEL_REFs.
2775 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
2776 Don't print basic block ids in compact mode.
2777 (print_rtx): In compact mode, prefix the code of insns with "c",
2778 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
2779 * print-rtl.h (print_rtx_function): Add "compact" param.
2781 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
2783 * arm.h (TARGET_VFP): Delete.
2784 (TARGET_VFPD32): Remove references to TARGET_VFP.
2785 (TARGET_VFP3, TARGET_VFP5): Likewise.
2786 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
2787 (TARGET_NEON_FP16): Likewise.
2788 (TARGET_FMA): Likewise.
2789 (TARGET_CRYPTO): Likewise.
2790 (TARGET_NEON): Likewise.
2791 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2792 (FUNCTION_ARG_REGNO_P): Likewise.
2793 * arm.c (arm_option_check_internal): Likewise.
2794 (arm_option_override): Likewise.
2795 (use_return_insn): Likewise.
2796 (arm_function_value_regno_p): Likewise.
2797 (arm_apply_result_size): Likewise.
2798 (use_vfp_abi): Likewise.
2799 (arm_legitimate_address_outer_p): Likewise.
2800 (thumb2_legitimate_address_p): Likewise.
2801 (arm_legitimate_index_p): Likewise.
2802 (thumb2_legitimate_index_p): Likewise.
2803 (arm_legitimate_address): Likewise.
2804 (arm_get_vfp_saved_size): Likewise.
2805 (arm_emit_vfp_multi_reg_pop): Likewise.
2806 (arm_get_frame_offsets): Likewise.
2807 (arm_save_coproc_regs): Likewise.
2808 (arm_hard_regno_mode_ok): Likewise.
2809 (arm_expand_epilogue_apcs_frame): Likewise.
2810 (arm_expand_epilogue): Likewise.
2811 (arm_file_start): Likewise.
2812 (arm_conditional_register_usage): Likewise.
2813 (arm_validize_comparison): Use vfp_compare_operand directly.
2814 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
2815 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
2817 (arm_atomic_assign_expand_fenv): Likewise.
2818 * arm.md (divsf3): Likewise.
2819 (arm_negsi2): Likewise.
2821 (arm_movdi): Likewise.
2822 (arm_movt): Likewise.
2823 (cbranchsf4): Change predicate to vfp_compare_operand.
2824 (cbranchdf4): Change predicate to vfp_compare_operand.
2825 (cstorehf4): Change predicate to vfp_compare_operand.
2826 (cstoresf4): Change predicate to vfp_compare_operand.
2827 (cstoredf4): Change predicate to vfp_compare_operand.
2828 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
2829 (movhi_insn_arch4, movhi_bytes): Likewise.
2830 * constraints.md (Dt): Likewise.
2832 * iterators.md (SDF): Likewise.
2833 * predicates.md (arm_float_compare_operand): Delete.
2834 (const_double_vcvt_power_of_two_reciprocal): Remove references to
2836 (const_double_vcvt_power_of_two): Likewise.
2837 * thumb2.md thumb2_movsi_insn): Likewise.
2838 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
2839 (movhf_vfp): Likewise.
2840 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
2841 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
2842 (movsf_vfp, thumb2_movsf_vfp): Likewise.
2843 (movdf_vfp, thumb2_movdf_vfp): Likewise.
2844 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
2845 (subsf3_vfp, divsf3_vfp): Likewise.
2846 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
2847 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
2848 (mulsf3negsfsubsf_vfp): Likewise.
2849 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
2850 (floatunssisf2, sqrtsf2_vfp): Likewise.
2851 (movcc_vfp): Likewise.
2852 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
2853 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
2854 (push_multi_vfp): Likewise.
2855 (set_fpscr, get_fpscr): Likewise.
2856 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
2858 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
2860 * arm.h (TARGET_VFP): Unconditionally define to 1.
2861 (arm_fpu_desc): Remove 'model' field.
2862 (TARGET_FPU_MODEL): Delete.
2863 * arm.c (all_fpus): Don't initialize the model field.
2864 (arm_can_inline_p): Don't check the FPU model.
2865 * arm-fpus.def: Remove redundant model field from all FPU
2868 2016-10-13 Richard Biener <rguenther@suse.de>
2871 * genmatch.c (struct capture): Add value_match member.
2872 (commutate): Preserve value_match.
2873 (lower_opt_convert): Likewise.
2874 (lower_cond): Likewise.
2875 (replace_id): Likewise.
2876 (struct dt_operand): Add value_match member.
2877 (decision_tree::cmp_node): Compare it.
2878 (decision_tree::insert_operand): Honor it when finding and
2879 when appending a DT_MATCH.
2880 (dt_operand::gen_match_op): Generate a type check after
2881 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
2882 (parser::get_internal_capture_id): New helper.
2883 (parser::finish_match_operand): New function lowering @@<id>.
2884 (parser::parse_capture): Parse @@<id> as value-match.
2885 (parser::parse_expr): Use get_internal_capture_id.
2886 (parser::parse_simplify): Call finish_match_operand.
2887 (walk_captures): New helper.
2888 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
2890 ((X /[ex] A) * A -> X): Likewise.
2891 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
2892 convert[12] and value-matching.
2893 ((A | B) & (A | C) -> A | (B & C)): Likewise.
2894 ((X | Y) | Y -> X | Y): Likewise.
2895 ((X ^ Y) ^ Y -> X): Likewise.
2896 (A - (A & B) -> ~B & A): Likewise.
2897 ((T)(P + A) - (T)P -> (T) A): Likewise.
2898 ((T)P - (T)(P + A) -> -(T) A): Likewise.
2899 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
2900 * doc/match-and-simplify.texi: Amend capture section.
2902 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
2904 * config/arc/arc.md (umul_600): Remove predicated variant.
2905 (umul64_600): Likewise.
2907 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
2909 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
2911 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2913 * tree-vect-loop.c (loop_niters_no_overflow): New func.
2914 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
2915 no-overflow information to vect_do_peeling_for_loop_bound and
2916 vect_gen_vector_loop_niters.
2918 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2920 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
2923 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2925 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
2926 adjust_vec automatically.
2927 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
2928 param exit_bb to guard_to.
2929 (slpeel_checking_verify_cfg_after_peeling):
2930 (set_prologue_iterations):
2931 (create_lcssa_for_virtual_phi): New func which is factored out from
2932 slpeel_tree_peel_loop_to_edge.
2933 (slpeel_tree_peel_loop_to_edge):
2934 (iv_phi_p): New func.
2935 (vect_can_advance_ivs_p): Call iv_phi_p.
2936 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
2937 new gimple stmts in basic block.
2938 (vect_gen_niters_for_prolog_loop): Rename to...
2939 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
2940 adjust implementation.
2941 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
2942 sizetype if necessary.
2943 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
2944 it to external function.
2945 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
2946 (vect_gen_vector_loop_niters_mult_vf): New.
2947 (slpeel_update_phi_nodes_for_loops): New.
2948 (slpeel_update_phi_nodes_for_guard1): Reimplement.
2949 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
2950 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
2951 * tree-vect-loop.c (vect_build_loop_niters): Move to file
2952 tree-vect-loop-manip.c
2953 (vect_generate_tmps_on_preheader): Delete.
2954 (vect_transform_loop): Rename vectorization_factor to vf. Call
2955 vect_do_peeling instead of vect_do_peeling-* functions.
2956 * tree-vectorizer.h (vect_do_peeling): New decl.
2957 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
2958 (vect_do_peeling_for_loop_bound): Delete.
2959 (vect_do_peeling_for_alignment): Delete.
2961 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2963 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
2964 duplicated loop after its preheader and after the original loop.
2966 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2968 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
2969 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
2971 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2973 * tree-vect-loop.c (vectorizable_live_operation): Support handling
2974 for live variable outside loop but not in lcssa form.
2976 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2978 * cfg.c (reset_original_copy_tables): New func.
2979 * cfg.h (reset_original_copy_tables): New decl.
2981 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2984 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
2986 * varasm.c (default_binds_local_p_3): Formatting fix.
2988 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2990 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
2992 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
2993 Remove useless code.
2995 2016-10-13 Martin Liska <mliska@suse.cz>
2997 PR tree-optimization/77943
2998 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
2999 a different EH landing pads.
3001 2016-10-13 Jakub Jelinek <jakub@redhat.com>
3004 * hooks.h (hook_tree_void_null): Declare.
3005 * hooks.c (hook_tree_void_null): New function.
3006 * langhooks.c (lhd_return_null_tree_v): Remove.
3007 * langhooks-def.h (lhd_return_null_tree_v): Remove.
3008 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
3009 set y to const0_rtx.
3010 * function.c (stack_protect_epilogue): Likewise.
3011 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
3012 if TARGET_THREAD_SSP_OFFSET is defined.
3013 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
3014 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
3015 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
3016 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
3017 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
3018 (ix86_stack_protect_guard): New function.
3020 2016-10-13 Richard Biener <rguenther@suse.de>
3022 * dwarf2out.c (tree_add_const_value_attribute): Do not try
3023 rtl_for_decl_init during early phase.
3024 (gen_variable_die): Do not create locations during early phase.
3025 (gen_label_die): Likewise.
3026 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
3029 2016-10-12 Richard Biener <rguenther@suse.de>
3031 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
3032 try_add_new_range and made to eturn new range.
3033 (evrp_dom_walker::before_dom_children): Push op1 value range before
3034 pushing op0 value range.
3036 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3038 PR tree-optimization/77937
3039 * gimple-ssa-strength-reduction.c (analyze_increments): Use
3040 POINTER_TYPE_P on the candidate type to determine whether
3041 candidates in this chain require pointer arithmetic.
3043 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
3045 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
3046 correction if the type is smaller than a word.
3047 (visium_select_cc_mode): Add ... fall through ... comment.
3049 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
3051 * config/rs6000/rs6000.c (machine_function): Add new fields
3052 gpr_is_wrapped_separately and lr_is_wrapped_separately.
3053 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
3054 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
3055 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
3056 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
3057 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
3058 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
3059 (rs6000_get_separate_components): New function.
3060 (rs6000_components_for_bb): New function.
3061 (rs6000_disqualify_components): New function.
3062 (rs6000_emit_prologue_components): New function.
3063 (rs6000_emit_epilogue_components): New function.
3064 (rs6000_set_handled_components): New function.
3065 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
3066 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
3067 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
3068 (rs6000_emit_epilogue): Don't emit GPR restores if
3069 gpr_is_wrapped_separately for that register. Don't make a
3070 REG_CFA_RESTORE note for registers we did not restore, either.
3072 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
3074 * function.c (thread_prologue_and_epilogue_insns): Call
3075 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
3076 if it has possibly changed. Compute the split_prologue_seq and
3077 epilogue_seq later, too.
3078 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
3079 (dump_components): New function.
3080 (struct sw): New struct.
3082 (init_separate_shrink_wrap): New function.
3083 (fini_separate_shrink_wrap): New function.
3084 (place_prologue_for_one_component): New function.
3085 (spread_components): New function.
3086 (disqualify_problematic_components): New function.
3087 (emit_common_heads_for_components): New function.
3088 (emit_common_tails_for_components): New function.
3089 (insert_prologue_epilogue_for_components): New function.
3090 (try_shrink_wrapping_separate): New function.
3091 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
3093 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
3095 * regrename.c (build_def_use): Invalidate chains that have a
3096 REG_CFA_RESTORE on some instruction.
3098 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
3100 * dce.c (delete_unmarked_insns): Don't delete instructions with
3101 a REG_CFA_RESTORE note.
3103 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
3105 * common.opt (-fshrink-wrap-separate): New flag.
3106 * doc/invoke.texi: Document it.
3107 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
3108 * doc/tm.texi: Regenerate.
3109 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
3110 * target.def (shrink_wrap): New hook vector.
3111 (get_separate_components, components_for_bb, disqualify_components,
3112 emit_prologue_components, emit_epilogue_components,
3113 set_handled_components): New hooks.
3115 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
3117 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
3118 vector return by reference only if -Wpsabi.
3119 (rs6000_pass_by_reference): Similarly, for argument passing.
3121 2016-10-12 David Malcolm <dmalcolm@redhat.com>
3123 * function-tests.c: Include "print-rtl.h".
3124 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
3125 function, and verify what is dumped.
3126 * print-rtl-function.c (print_edge): New function.
3127 (begin_any_block): New function.
3128 (end_any_block): New function.
3129 (can_have_basic_block_p): New function.
3130 (print_rtx_function): Track the basic blocks of insns in the
3131 chain, wrapping those that are within blocks within "(block)"
3132 directives. Remove the "(cfg)" directive.
3134 2016-10-12 David Malcolm <dmalcolm@redhat.com>
3136 * selftest.c (selftest::read_file): New function.
3137 (selftest::test_read_file): New function.
3138 (selftest::selftest_c_tests): Call test_read_file.
3139 * selftest.h (selftest::read_file): New decl.
3141 2016-10-12 Richard Biener <rguenther@suse.de>
3144 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
3147 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
3149 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
3151 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
3152 dwarf2out_assembly_start.
3154 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
3156 * Makefile.in (SELFTEST_FLAGS): New variable.
3157 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
3159 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
3162 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
3164 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
3165 dumped in RTL dumps.
3167 2016-10-12 Martin Liska <mliska@suse.cz>
3169 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
3170 (gimple_fold_builtin_memory_op): Use the function.
3171 (gimple_fold_builtin_strchr): Likewise.
3172 (gimple_fold_builtin_strcat): Likewise.
3173 (gimple_build): Likewise.
3175 2016-10-12 Nathan Sidwell <nathan@acm.org>
3177 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
3179 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
3181 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
3182 equivalent 32-bit constant (modulo 2**32) when that yields
3183 smaller instructions.
3184 (size_of_int_loc_descriptor): Update accordingly.
3186 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
3188 * dwarf2out.c (dwarf2out_early_global_decl): For nested
3189 functions, call dwarf2out_decl on the parent function first.
3191 2016-10-12 Richard Biener <rguenther@suse.de>
3193 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
3196 2016-10-12 Richard Biener <rguenther@suse.de>
3198 * tree-ssa-propagate.c
3199 (substitute_and_fold_dom_walker::before_dom_children): Do not
3200 ignore ASSERT_EXPRs but only preserve them.
3201 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
3202 that have been propagated into.
3203 (vrp_finalize): Enable DCE for substitute_and_fold.
3205 2016-10-12 Richard Biener <rguenther@suse.de>
3207 PR tree-optimization/77920
3208 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
3209 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
3210 (simplify_abs_using_ranges): Likewise.
3211 (simplify_conversion_using_ranges): Likewise.
3212 (simplify_stmt_using_ranges): Adjust.
3214 2016-10-12 Jakub Jelinek <jakub@redhat.com>
3216 PR tree-optimization/77929
3217 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
3218 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
3220 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3223 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
3224 needs a base register for arg 1.
3226 2016-10-12 Jakub Jelinek <jakub@redhat.com>
3228 * common.opt (Wimplicit-fallthrough) Turn into alias to
3229 -Wimplicit-fallthrough=3. Remove EnabledBy.
3230 (Wimplicit-fallthrough=): New option.
3231 * gimplify.c (warn_implicit_fallthrough_r): Use
3232 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
3233 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
3234 to -Wimplicit-fallthrough=3.
3235 (-Wimplicit-fallthrough=): Document.
3237 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3239 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
3240 and GEU in DImode if TARGET_SUBXC.
3241 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
3242 (seqdi<W:mode>_zero_subxc): Delete.
3243 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
3244 (neg_seqdi<W:mode>_zero_vis3): Delete.
3245 (plus_seqdi<W:mode>_zero): Likewise.
3246 (minus_seqdi<W:mode>_zero): Likewise.
3247 (plus_plus_sltu<W:mode>): Accept only register.
3248 (addx<W:mode>): Likewise.
3249 (plus_sltu<W:mode>_vis3): Likewise.
3250 (plus_plus_sltu<W:mode>_vis3): Likewise.
3251 (neg_sgeu<W:mode>_vis3): Delete.
3252 (minus_sgeu<W:mode>_vis3): Likewise.
3253 (addxc<W:mode>): Accept only registers.
3254 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
3255 (minus_neg_sltu<W:mode>_subxc): Accept only register.
3256 (neg_plus_sltu<W:mode>_subxc): Likewise.
3257 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
3258 (minus_minus_sltu<W:mode>_subxc): Accept only register.
3259 (sgeu<W:mode>_insn_subxc): Delete.
3260 (plus_sgeu<W:mode>_subxc): Likewise.
3261 (subxc<W:mode>): Accept only register.
3262 (scc splitter): Split always GEU again.
3264 2016-10-11 Jeff Law <law@redhat.com>
3266 PR tree-optimization/77424
3267 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
3268 dead conditionals. Assert that all e->aux fields are NULL.
3270 2016-10-11 David Malcolm <dmalcolm@redhat.com>
3272 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
3273 operand-printing "switch" statement into...
3274 (print_rtx_operand_code_0): ...this new function, ...
3275 (print_rtx_operand_code_e): ...this new function, ...
3276 (print_rtx_operand_codes_E_and_V): ...this new function, ...
3277 (print_rtx_operand_code_i): ...this new function, ...
3278 (print_rtx_operand_code_r): ...this new function, ...
3279 (print_rtx_operand_code_u): ...this new function, ...
3280 (print_rtx_operand): ...and this new function.
3282 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
3284 * config/alpha/alpha-passes.def: New file.
3285 * config/alpha/t-alpha: New file.
3286 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
3287 (make_pass_handle_trap_shadows): New prototype.
3288 (make_pass_align_insns): Ditto.
3289 * config/alpha/alpha.c (alpha_option_override): Don't register
3291 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
3293 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3296 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
3297 distinct __ibm128 IBM extended double type if long doubles are
3298 128-bits and the default format for long double is IEEE 128-bit.
3300 2016-10-11 Richard Biener <rguenther@suse.de>
3302 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
3303 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
3304 (verify_die): New function.
3305 (dwarf2out_finish): Call it.
3306 (output_line_info): Handle case of -gsplit-dwarf without
3307 DWARF2_ASM_LINE_DEBUG_INFO.
3309 2016-10-11 Richard Biener <rguenther@suse.de>
3312 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
3313 sub-chains of BLOCK_VARS and gimple_bind_vars.
3315 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3317 * config/i386/znver1.md : Fix imov/imovx load type reservations.
3319 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3321 * config/sparc/sparc.opt (msubxc): New option.
3322 * doc/invoke.texi (SPARC options): Document it and tidy up.
3323 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
3324 * doc/tm.texi: Regenerate.
3325 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
3327 (CCX_NOOV): Rename into...
3331 * config/sparc/predicates.m (fcc_register_operand): Simplify.
3332 (fcc0_register_operand): Likewise.
3333 (icc_register_operand): New.
3334 (icc_or_fcc_register_operand): Simplify.
3335 (nz_comparison_operator): New.
3336 (c_comparison_operator): Likewise.
3337 (noov_compare_operator): Rename into...
3338 (icc_comparison_operator): ...this. Use above predicates.
3339 (noov_compare64_operator): Rename into...
3340 (v9_comparison_operator): ...this and tidy up.
3341 (fcc_comparison_operator): New.
3342 (icc_or_fcc_comparison_operator): Likewise.
3343 (v9_register_compare_operator): Rename info...
3344 (v9_register_comparison_operator): ...this.
3345 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3346 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
3348 (sparc_fixed_condition_code_regs): New function.
3349 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
3350 renaming and add support for CCC/CCXC.
3351 (output_cbranch): Likewise.
3352 (sparc_print_operand): Likewise.
3353 (gen_v9_scc): Remove obsolete assertion.
3354 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
3355 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
3356 (output_cbcond): Remove bogus handling of CC modes.
3357 (sparc_register_move_cost): Return 100 for NO_REGS.
3358 * config/sparc/sparc.md (W): New mode iterator.
3359 (length): Adjust for noov_compare64_operator renaming.
3360 (cmpsi_sne): New instruction.
3361 (cmpdi_sne): Likewise.
3362 (seqdi_special): Delete.
3363 (seqdi_special): Likewise.
3364 (snesi<P:mode>_special): Likewise.
3365 (snedi_special): Likewise.
3366 (snedi_special_vis3): Likewise.
3367 (snesi patterns): Use W iterator.
3368 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
3369 (sltu patterns): Likewise.
3370 (sgeu patterns): Likewise.
3371 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
3372 (normal_branch): Use icc_comparison_operator predicate.
3373 (inverted_branch): Likewise.
3374 (cbcond_sp32): Use comparison_operator predicate.
3375 (cbcond_sp64): Likewise.
3376 (normal_int_branch_sp64): Adjust for renaming
3377 (inverted_int_branch_sp64): Likewise.
3378 (mov<I:mode>_cc_reg_sp64): Likewise.
3379 (movsf_cc_reg_sp6): Likewise.
3380 (movdf_cc_reg_sp64): Likewise.
3381 (movtf_cc_reg_hq_sp64): Likewise.
3382 (movtf_cc_reg_sp64): Likewise.
3383 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
3384 (movsf_cc_v9): Likewise.
3385 (movdf_cc_v9): Likewise.
3386 (movtf_cc_hq_v9): Likewise.
3387 (movtf_cc_v9): Likewise.
3388 (adddi3): Call gen_adddi3_sp32.
3389 (adddi3_insn_sp32): Rename to...
3390 (adddi3_sp32): ...this. Accept only register_operand as operand #1
3391 and use CCCmode for the carry.
3392 (addx_extend_sp32): Use CCCmode for the carry.
3393 (addx_extend_sp64): Delete.
3394 (adddi3_extend_sp32): Use CCCmode for the carry.
3395 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
3396 (subdi3): Call gen_subdi3_sp32.
3397 (subdi3_insn_sp32): Rename to...
3398 (subdi3_sp32): ...this and use CCmode for the carry.
3399 (subx_extend_sp32): Use CCCmode for the carry.
3400 (subx_extend_sp64): Delete.
3401 (subdi3_extend_sp32): Use CCmode for the carry.
3402 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
3403 (negdi3): Call gen_negdi3_sp32.
3404 (negdi3_sp32): Use CCCmode for the carry.
3405 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
3406 (cmp_nz_ashift_1): Use CCNZ mode.
3407 (cmp_nz_set_ashift_1): Likewise.
3408 (ctrapsi4): Use comparison_operator predicate.
3409 (ctrapdi4): Likewise.
3410 (trapsi_insn): Use icc_comparison_operator predicate.
3411 (trapdi_insn): Likewise.
3412 (edge8 patterns): Use CCNZmode.
3413 (edge16 patterns): Likewise.
3414 (edge32 patterns): Likewise.
3416 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3418 * config/visium/visium-modes.def (CC_NOOV): Rename into...
3420 (CC_BTST): Rename into...
3422 * config/visium/predicates.md (real_add_operand): New.
3423 (visium_btst_operator): Rename into...
3424 (visium_equality_comparison_operator): ...this.
3425 (visium_noov_operator): Rename into...
3426 (visium_nz_comparison_operator): ...this.
3427 (visium_c_comparison_operator): New.
3428 (visium_branch_operator): Adjust and deal with all CC modes.
3429 * config/visium/visium.c (visium_adjust_cost): Adjust.
3430 (visium_split_double_add): Use the *_set_carry patterns.
3431 (visium_select_cc_mode): Add support for CCC mode and adjust.
3432 (output_cbranch): Adjust and use the carry-based operators for
3433 floating-point comparisons.
3434 * config/visium/visium.md (flags_subst_arith): Adjust.
3435 (addsi3_insn_set_carry): New instruction.
3436 (subsi3_insn_set_carry): Likewise.
3437 (negsi2_insn_set_carry): Likewise.
3439 (cmp<mode>_sne): Likewise.
3440 (cbranch<mode>4): Use ordered_comparison_operator.
3441 (cbranch<mode>4_insn): Likewise.
3442 (cbranchsi4_btst_insn): Adjust.
3444 2016-10-11 Tom de Vries <tom@codesourcery.com>
3447 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
3450 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3452 * tree.h (build_complex_type): Add second parameter with default.
3453 * tree.c (build_complex_type): Add NAMED second parameter and adjust
3454 recursive call. Create a TYPE_DECL only if NAMED is true.
3455 (build_common_tree_nodes): Pass true in calls to build_complex_type.
3457 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
3459 New avr-passes.def to register AVR specific passes.
3461 * config/avr/avr-passes.def: New file.
3462 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
3463 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
3464 (make_avr_pass_recompute_note): New proto.
3465 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
3466 (avr_pass_recompute_notes): Use anonymous namespace.
3467 (avr_register_passes): Remove function...
3468 (avr_option_override): ...and its call.
3470 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
3472 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
3473 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
3474 PTF_AVOID_BRANCHLIKELY_SPEED for others.
3475 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
3477 * config/mips/mips.c (mips_option_override): Enable the branch
3478 likely depending on the tune flags and optimization level.
3479 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
3480 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
3481 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
3482 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
3484 2016-10-11 Richard Biener <rguenther@suse.de>
3486 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
3487 (output_function): Properly stream the whole block tree.
3488 * lto-streamer-in.c (input_function): Likewise.
3490 2016-10-11 Marek Polacek <polacek@redhat.com>
3492 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
3494 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3496 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
3497 (evrp_dom_walker::before_dom_children): Infer and push new value
3498 ranges for x in y < x.
3500 2016-10-10 Joseph Myers <joseph@codesourcery.com>
3503 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
3504 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3505 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
3506 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
3507 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
3508 (IA64_NO_LIBGCC_TFMODE): Likewise.
3510 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3512 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
3515 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
3517 * config.gcc: Add aarch64-*-freebsd* support.
3518 * config.host: Likewise.
3519 * config/aarch64/aarch64-freebsd.h: New file.
3520 * config/aarch64/t-aarch64-freebsd: Ditto.
3522 2016-10-10 Jeff Law <law@redhat.com>
3524 PR tree-optimization/71947
3525 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
3526 B with A within a single statement.
3528 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3530 PR tree-optimization/77824
3531 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
3532 zero cost for copies.
3533 (find_candidates_dom_walker::before_dom_children): Replace
3534 MODIFY_EXPR with SSA_NAME.
3535 (replace_mult_candidate): Likewise.
3536 (replace_profitable_candidates): Likewise.
3538 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3540 * config/s390/s390.h: Wrap more macros args in brackets and fix
3542 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
3544 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
3546 2016-10-10 Andreas Schwab <schwab@suse.de>
3549 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
3550 pseudo is not DImode.
3552 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
3554 * common/config/arc/arc-common.c (arc_option_optimization_table):
3555 Remove compact casesi option.
3556 * config/arc/arc.c (arc_override_options): Use compact casesi
3557 option only for pre-ARCv2 cores.
3558 * doc/invoke.texi (mcompact-casesi): Update text.
3560 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3562 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
3563 Add macro to say we can efficiently handle overlapping unaligned
3565 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
3566 poor code for processors older than p8.
3568 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
3570 * gen-pass-instances.awk: Remove GNUism.
3572 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3574 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
3575 NULL of (*ipcp_transformations)][node->uid].
3577 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
3579 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
3580 (MALLOC_ABI_ALIGNMENT): Define.
3582 2016-10-09 Jakub Jelinek <jakub@redhat.com>
3584 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
3585 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
3586 VAR_OR_FUNCTION_DECL_P macros.
3587 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
3588 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
3589 chkp_find_bounds_1): Likewise.
3590 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
3591 * hsa-gen.c (get_symbol_for_decl): Likewise.
3592 * cgraphunit.c (check_global_declaration, analyze_functions,
3593 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
3595 * gimple-fold.c (can_refer_decl_in_current_unit_p,
3596 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
3598 * tree.c (set_decl_section_name, copy_node_stat,
3599 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
3600 merge_dllimport_decl_attributes, handle_dll_attribute,
3601 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
3602 verify_type): Likewise.
3603 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
3604 find_explicit_erroneous_behavior): Likewise.
3605 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
3606 * ipa.c (process_references): Likewise.
3607 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
3608 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
3609 notice_global_symbol, assemble_variable, mark_decl_referenced,
3610 build_constant_desc, output_constant_def_contents, do_assemble_alias,
3611 make_decl_one_only, default_section_type_flags,
3612 categorize_decl_for_section, default_encode_section_info): Likewise.
3613 * trans-mem.c (requires_barrier): Likewise.
3614 * gimple-expr.c (mark_addressable): Likewise.
3615 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
3616 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
3617 expand_debug_expr): Likewise.
3618 * tree-dump.c (dequeue_and_dump): Likewise.
3619 * ubsan.c (instrument_bool_enum_load): Likewise.
3620 * tree-pretty-print.c (print_declaration): Likewise.
3621 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
3622 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
3623 * asan.c (asan_protect_global, instrument_derefs): Likewise.
3624 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
3625 pass_build_ssa::execute): Likewise.
3626 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
3627 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
3629 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
3631 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
3632 can_be_nonlocal, remap_decls, copy_debug_stmt,
3633 initialize_inlined_parameters, add_local_variables,
3634 reset_debug_binding, replace_locals_op): Likewise.
3635 * dse.c (can_escape): Likewise.
3636 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
3638 * tree-diagnostic.c (default_tree_printer): Likewise.
3639 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
3640 unpack_ts_decl_with_vis_value_fields,
3641 lto_input_ts_decl_common_tree_pointers): Likewise.
3642 * builtins.c (builtin_save_expr, fold_builtin_expect,
3643 readonly_data_expr): Likewise.
3644 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
3645 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
3647 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
3648 * gimplify.c (force_constant_size, gimplify_bind_expr,
3649 gimplify_decl_expr, gimplify_var_or_parm_decl,
3650 gimplify_compound_lval, gimplify_init_constructor,
3651 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
3652 gimplify_type_sizes): Likewise.
3653 * cgraphbuild.c (record_reference, record_type_list, mark_address,
3654 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
3655 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
3656 remove_unused_locals): Likewise.
3657 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
3658 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
3659 * function.c (instantiate_expr, instantiate_decls_1,
3660 setjmp_vars_warning, add_local_decl): Likewise.
3661 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
3663 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
3664 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
3665 optimize_va_list_gpr_fpr_size): Likewise.
3666 * tree-nrv.c (pass_nrv::execute): Likewise.
3667 * tsan.c (instrument_expr): Likewise.
3668 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3669 * vtable-verify.c (verify_bb_vtables): Likewise.
3670 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
3671 get_ref_base_and_extent): Likewise.
3672 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
3674 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
3675 analyze_all_variable_accesses): Likewise.
3676 * tree-nested.c (get_nonlocal_debug_decl,
3677 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
3678 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
3679 get_local_debug_decl, convert_local_omp_clauses,
3680 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
3682 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
3683 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
3684 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
3685 dbxout_symbol, dbxout_common_check): Likewise.
3686 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
3687 string_constant): Likewise.
3688 * hsa.c (hsa_get_declaration_name): Likewise.
3689 * passes.c (rest_of_decl_compilation): Likewise.
3690 * tree-ssanames.c (make_ssa_name_fn): Likewise.
3691 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
3692 pack_ts_decl_with_vis_value_fields,
3693 write_ts_decl_common_tree_pointers): Likewise.
3694 * stor-layout.c (place_field): Likewise.
3695 * symtab.c (symtab_node::maybe_create_reference,
3696 symtab_node::verify_base, symtab_node::make_decl_local,
3697 symtab_node::copy_visibility_from,
3698 symtab_node::can_increase_alignment_p): Likewise.
3699 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
3700 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
3701 fortran_common, add_location_or_const_value_attribute,
3702 add_scalar_info, add_linkage_name, set_block_abstract_flags,
3703 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
3704 optimize_one_addr_into_implicit_ptr,
3705 optimize_location_into_implicit_ptr): Likewise.
3706 * gimple-low.c (record_vars_into): Likewise.
3707 * ipa-visibility.c (update_vtable_references): Likewise.
3708 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
3710 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
3711 DFS::DFS_write_tree_body, write_symbol): Likewise.
3712 * langhooks.c (lhd_warn_unused_global_decl,
3713 lhd_set_decl_assembler_name): Likewise.
3714 * attribs.c (decl_attributes): Likewise.
3715 * except.c (output_ttype): Likewise.
3716 * varpool.c (varpool_node::get_create, ctor_for_folding,
3717 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
3718 * fold-const.c (fold_unary_loc): Likewise.
3719 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
3720 ipa_find_agg_cst_from_init): Likewise.
3721 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
3722 expand_omp_target, lower_omp_regimplify_p,
3723 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
3724 find_link_var_op): Likewise.
3725 * tree-chrec.c (chrec_contains_symbols): Likewise.
3726 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
3727 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
3728 execute_fixup_cfg): Likewise.
3730 PR tree-optimization/77901
3731 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
3732 if ranges[i].exp is SSA_NAME when looking for >= and only when
3733 ranges[i].exp is NULL or SSA_NAME when looking for the other
3736 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3738 * ipa-cp.c (ipcp_alignment_lattice): Remove.
3739 (ipcp_param_lattices): Remove field alignment.
3740 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
3741 (set_all_contains_variable): Remove call to
3742 ipcp_alignment_lattice::set_to_bottom.
3743 (initialize_node_lattices): Likewise.
3744 (propagate_alignment_accross_jump_function): Remove.
3745 (propagate_constants_accross_call): Remove call to
3746 propagate_alignment_accross_jump_function.
3747 (ipcp_store_alignment_results): Remove.
3748 (ipcp_driver): Remove call to ipcp_store_alignment_results.
3749 (propagate_bits_accross_jump_function): Handle ancestor jump function.
3750 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
3751 pretty-printing of alignment jump function.
3752 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
3753 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
3754 alignments and remove computing ipa_alignment jump function.
3755 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
3756 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
3757 (ipa_read_jump_function): Remove reading of ipa_alignment.
3758 (write_ipcp_transformation_info): Remove streaming for alignment
3759 propagation summary.
3760 (read_ipcp_transformation_info): Remove reading of alignment
3761 propagation summary.
3762 (ipcp_update_alignments): Remove.
3763 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
3765 (ipcp_transform_function): Remove call to ipcp_update_alignments()
3766 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
3767 * ipa-prop.h (ipa_alignment): Remove.
3768 (ipa_jump_func): Remove field alignment.
3769 (ipcp_transformation_summary): Remove field alignments.
3770 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
3771 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
3772 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
3774 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
3776 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
3778 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
3780 (visium_expand_fp_cstore): Likewise.
3782 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3784 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
3785 * diagnostic.c (warning_at_rich_loc_n): New function.
3786 (diagnostic_n_impl_richloc): Likewise.
3787 (diagnostic_n_impl): Move most of the function to
3788 diagnostic_n_impl_richloc and call it.
3790 2016-10-08 Jakub Jelinek <jakub@redhat.com>
3792 * gen-pass-instances.awk: Rewritten.
3793 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
3794 $(PASSES_EXTRA) after passes.def to the script.
3795 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
3796 * config/i386/i386-passes.def: New file.
3797 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
3798 make_pass_stv): Declare.
3799 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
3801 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
3803 (pass_stv::clone, pass_stv::set_pass_param): New methods.
3804 (pass_stv::timode_p): New non-static data member.
3805 (ix86_option_override): Don't register passes here.
3807 * doc/invoke.texi: Document accepting Else, fallthrough.
3809 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
3812 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
3813 FALLTHRU comment styles.
3815 2016-10-07 Andrew Pinski <apinski@cavium.com>
3817 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
3818 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
3819 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
3821 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
3823 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
3825 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
3826 (AARCH64_ARCH): Likewise.
3827 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
3829 (AARCH64_CORE): Likewise.
3830 (AARCH64_ARCH): Likewise.
3831 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
3832 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
3833 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
3834 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
3835 (AARCH64_ARCH): Likewise.
3836 (AARCH64_CORE): Likewise.
3837 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
3838 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
3839 (AARCH64_CORE): Likewise.
3840 (AARCH64_ARCH): Likewise.
3842 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3844 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
3845 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
3846 floating point type infrastructre, and -mfloat128 that enables the
3847 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
3848 if -mfloat128-type. Define __ibm128 to be long double by default.
3849 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
3850 the IEEE 128-bit floating point type infrastructure should
3851 automatically be enabled.
3852 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
3853 instead of -mfloat128 to enable KFmode.
3854 (rs6000_option_override_internal): Split the option -mfloat128
3855 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
3856 systems, automatically set -mfloat128-type, but don't enable it on
3857 other operating systems. Move setting the long double size and
3858 IEEE quad support before the IEEE 128-bit floating point changes.
3859 (rs6000_init_builtins): Do not create a unique type for __ibm128
3860 if long double is IBM extended double, instead rely on __ibm128
3861 being defined as 'long double'. If -mfloat128-type and not
3862 -mfloat128, create the KFmode type with an undocumented __ieee128
3864 (rs6000_init_libfuncs): Use -mfloat128-type instead of
3865 -mfloat128 for tests about the types, but keep tests for
3866 -mfloat128 to enable the keyword support.
3867 (rs6000_complex_function_value): Likewise.
3868 (rs6000_scalar_mode_supported_p): Likewise.
3869 (rs6000_floatn_mode): Likewise.
3870 (rs6000_c_mode_for_suffix): Likewise.
3871 (rs6000_opt_masks): Add -mfloat128-type.
3872 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
3873 -mfloat128-type being split from -mfloat128. Add
3874 -mfloat128-hardware, which was missing.
3875 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
3876 -mfloat128 and -mfloat128-type:
3877 (-mfloat128-type): Likewise.
3878 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
3879 that 64-bit Linux systems with enable -mfloat128-type by default
3881 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
3882 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
3883 -mfloat128-type instead of -mfloat128.
3884 (FLOAT128_2REG_P): Likewise.
3885 (MASK_FLOAT128_TYPE): Likewise.
3886 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3887 (RS6000_BTM_FLOAT128): Likewise.
3888 (TARGET_FLOAT128): Poison old identifiers.
3889 (OPTION_MASK_FLOAT128): Likewise.
3890 (MASK_FLOAT128): Likewise.
3891 * config/rs6000/rs6000.md (FP): Likewise.
3892 (FLOAT128): Likewise.
3893 (fix_trunc<mode>di2): Likewise.
3894 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3895 (floatdi<mode>2): Likewise.
3896 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
3897 (neg<mode>2, FLOAT128 iterator): Likewise.
3898 (abs<mode>2, FLOAT128 iterator): Likewise.
3899 (ieee_128bit_negative_zero): Likewise.
3900 (ieee_128bit_vsx_neg<mode>2): Likewise.
3901 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
3902 (ieee_128bit_vsx_abs<mode>2): Likewise.
3903 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
3904 (ieee_128bit_vsx_nabs<mode>2): Likewise.
3905 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
3906 (extendiftf2): Likewise.
3907 (extendifkf2): Likewise.
3908 (extendtfkf2): Likewise.
3909 (trunciftf2): Likewise.
3910 (truncifkf2): Likewise.
3911 (trunckftf2): Likewise.
3912 (trunctfif2): Likewise.
3913 (extendkftf2): Likewise.
3914 (trunctfkf2): Likewise.
3916 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3918 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
3919 before merging in bytes to pass down to real_from_target.
3921 2016-10-07 Richard Biener <rguenther@suse.de>
3923 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
3925 (substitute_and_fold_dom_walker::before_dom_children):
3926 Substitute and fold before pass specific folding to avoid
3927 feeding that with SSA names that will be later released.
3928 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
3929 introduced by folding and visited by evaluate_stmt called during
3931 (likely_value): Likewise.
3932 (evaluate_stmt): Likewise.
3933 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
3934 (simplify_div_or_mod_using_ranges): Likewise.
3935 (simplify_min_or_max_using_ranges): Likewise.
3936 (simplify_abs_using_ranges): Likewise.
3937 (simplify_conversion_using_ranges): Likewise.
3938 (simplify_float_conversion_using_ranges): Likewise.
3939 (simplify_stmt_using_ranges): Likewise.
3941 2016-10-07 Marek Polacek <polacek@redhat.com>
3943 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
3944 FALLTHROUGH_LABEL_P here...
3945 (warn_implicit_fallthrough_r): ...not here.
3947 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
3949 PR tree-optimization/77880
3950 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
3953 2016-10-07 Marek Polacek <polacek@redhat.com>
3956 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
3958 2016-10-07 Richard Biener <rguenther@suse.de>
3960 * bitmap.h: Document constraints on bitmap modification while
3963 2016-10-07 Richard Biener <rguenther@suse.de>
3965 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
3966 * bitmap.h (bmp_iter_set): When advancing to the next element
3967 check that we didn't remove the current one.
3968 (bmp_iter_and): Likewise.
3969 (bmp_iter_and_compl): Likewise.
3970 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
3971 we currently iterate on but keep a one-level queue.
3972 * sched-deps.c (remove_from_deps): Do not clear current bit
3973 but keep a one-level queue.
3975 2016-10-07 Jakub Jelinek <jakub@redhat.com>
3977 PR tree-optimization/77664
3978 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
3979 for the other ranges.
3980 (optimize_range_tests_diff): Fix up formatting.
3981 (optimize_range_tests_var_bound): New function.
3982 (optimize_range_tests): Use it.
3984 2016-10-07 Martin Liska <mliska@suse.cz>
3986 * coverage.c (build_gcov_exit_decl): Fix priority what
3987 should be really 99.
3989 2016-10-07 Richard Biener <rguenther@suse.de>
3991 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
3992 vars in gimple_bind_vars but not in BLOCK_VARS.
3994 2016-10-07 Richard Biener <rguenther@suse.de>
3996 PR tree-optimization/77879
3997 * tree-ssa-structalias.c (handle_const_call): Properly handle
3999 (handle_pure_call): Likewise.
4001 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4003 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
4004 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
4007 2016-10-06 Andrew Pinski <apinski@cavium.com>
4009 * config/aarch64/aarch64-cores.def: Add a comment before each
4012 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4014 PR tree-optimization/77862
4015 * tree-vrp.c (add_equivalence): Use get_value_range so that
4016 num_vr_values is checked before accessing vr_values.
4018 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4020 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
4023 2016-10-05 Jeff Law <law@redhat.com>
4025 PR tree-optimization/71661
4026 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
4027 removal of a forwarder exposes a new natural loop.
4029 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
4031 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
4032 Introduce ssesuffix variable.
4033 (<mask_codefor><code><mode>3<mask_name>): Ditto.
4034 (*<code><mode>3): Ditto.
4036 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
4038 * postreload.c (reload_cse_simplify): Skip also USE when detecting
4041 2016-10-06 Richard Biener <rguenther@suse.de>
4043 PR tree-optimization/77855
4044 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
4045 instead of removing the current item while iterating over the set
4048 2016-10-06 James Clarke <jrtc27@jrtc27.com>
4049 Eric Botcazou <ebotcazou@adacore.com>
4052 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
4053 (classify_registers): Don't set it
4054 (function_arg_slotno): Don't initialize and test it. Tidy up.
4056 2016-10-06 Richard Biener <rguenther@suse.de>
4058 PR tree-optimization/77839
4059 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
4062 2016-10-06 Martin Liska <mliska@suse.cz>
4064 * gcc.c: Set -fprofile-update=atomic when profiling is
4065 enabled and -pthread is set. Warn when one combines
4066 -pthread and -fprofile-update=single for an app using
4069 2016-10-06 Martin Liska <mliska@suse.cz>
4072 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
4073 * gimple-ssa-strength-reduction.c (slsr_process_cast):
4074 Initialize a pointer to NULL.
4075 (slsr_process_copy): Likewise.
4076 * input.c (location_get_source_line): Likewise.
4077 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4079 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
4081 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
4082 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
4083 (ix86_handle_option): Deleted handle of OPT_mpcommit.
4084 * config.gcc: Deleted pcommitintrin.h
4085 * config/i386/pcommitintrin.h: Deleted file.
4086 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
4087 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
4089 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
4091 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
4092 (PTA_PCOMMIT): Deleted define.
4093 (ix86_option_override_internal): Deleted handle of option.
4094 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
4095 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
4096 __builtin_ia32_pcommit): Deleted.
4097 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
4098 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
4099 (pcommit): Deleted instruction.
4100 * config/i386/i386.opt: Mention -mpcommit deprecation.
4101 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
4103 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
4106 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
4107 Remove wrong assert.
4108 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
4109 Use <round_constraint> as operand 1 constraint.
4111 2016-10-05 Jakub Jelinek <jakub@redhat.com>
4114 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
4115 (ubsan_instrument_float_cast): And not here.
4118 * ubsan.c (ubsan_ids): New GTY(()) array.
4119 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
4120 instead of static local counters.
4122 2016-10-05 Martin Sebor <msebor@redhat.com>
4125 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
4126 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
4127 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
4128 (default_printf_pointer_format): Define function.
4129 * targhooks.c (linux_printf_pointer_format): Define new function.
4130 * targhooks.h (linux_printf_pointer_format): Declare.
4131 (gnu_libc_printf_pointer_format): Remove declaration.
4133 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4135 * fold-const.c (native_encode_real): Fix logic for selecting offset
4136 to write to when BYTES_BIG_ENDIAN.
4138 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
4140 * builtins.c (fold_builtin_strchr): Remove function.
4141 (fold_builtin_strrchr): Likewise.
4142 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
4143 * gimple-fold.c (target_char_cst_p): New function.
4144 (gimple_fold_builtin_strchr) Add more foldings.
4145 (gimple_fold_builtin): Add index, strrchr, rindex cases.
4147 2016-10-05 Richard Biener <rguenther@suse.de>
4150 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
4151 capture ids in c-exprs.
4153 2016-10-05 Richard Biener <rguenther@suse.de>
4156 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
4157 with types_match for GIMPLE code gen to handle type mismatched
4159 (dt_operand::gen): Adjust.
4160 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
4163 2016-10-05 Richard Biener <rguenther@suse.de>
4165 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
4167 2016-10-05 Richard Biener <rguenther@suse.de>
4170 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
4172 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
4174 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
4175 version check to protect only DW_TAG_imported_module generation.
4177 2016-10-05 Richard Biener <rguenther@suse.de>
4180 * match.pd (min(a,-a) -> -abs(a)): New pattern.
4182 2016-10-04 Ian Lance Taylor <iant@golang.org>
4184 * explow.c (allocate_dynamic_stack_space): Call
4185 do_pending_stack_adjust before handling flag_split_stack.
4187 2016-10-04 David Malcolm <dmalcolm@redhat.com>
4189 * genattrtab.c (make_internal_attr): Supply dummy column number to
4192 * genoutput.c (init_insn_for_nothing): Likewise.
4193 * gensupport.c (add_define_attr): Likewise.
4194 * read-md.c (message_at_1): Print column number.
4195 (fatal_with_file_and_line): Likewise.
4196 (rtx_reader::read_char): Track column numbers.
4197 (rtx_reader::unread_char): Likewise.
4198 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
4199 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
4200 (rtx_reader::handle_file): Initialize m_read_md_colno.
4201 (rtx_reader::get_current_location): Supply column number to
4203 * read-md.h (struct file_location): Add field "colno".
4204 (file_location::file_location): Likewise.
4205 (rtx_reader::get_colno): New accessor.
4206 (rtx_reader::m_read_md_colno): New field.
4207 (rtx_reader::m_last_line_colno): New field.
4209 2016-10-04 Jakub Jelinek <jakub@redhat.com>
4211 * doc/extend.texi (Java Exceptions): Remove.
4212 (java_interface): Remove.
4214 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
4216 PR tree-optimization/77808
4217 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
4218 and addr are different before copying points-to information.
4220 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
4222 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
4223 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
4224 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
4225 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
4227 2016-10-04 Richard Biener <rguenther@suse.de>
4229 PR tree-optimization/77399
4230 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
4231 verify the target can convert.
4233 2016-10-04 Richard Biener <rguenther@suse.de>
4236 * explow.c (plus_constant): Verify the mode of the constant
4237 pool offset before calling plus_constant.
4239 2016-10-04 Richard Biener <rguenther@suse.de>
4242 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
4243 type support, mark with :C.
4244 (X / -X -> -1): Mark with :C.
4246 2016-10-04 Jakub Jelinek <jakub@redhat.com>
4248 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
4249 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
4250 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
4251 * doc/tm.texi: Regenerated.
4252 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
4253 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
4254 * config/darwin.h (JCR_SECTION_NAME): Remove.
4255 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
4256 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
4257 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
4258 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
4259 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
4260 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
4262 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4264 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
4265 between "because" and "param" in dump message in call to fprintf.
4267 2016-10-03 Jeff Law <law@redhat.com>
4269 PR tree-optimization/71550
4270 PR tree-optimization/71403
4271 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
4272 (profitable_jump_thread_path): Also return boolean indicating if
4273 the realized path will create an irreducible loop.
4274 Remove loop depth tests from 71403.
4275 (fsm_find_control_statement_thread_paths): Remove loop depth tests
4276 from 71403. If threading will create an irreducible loop, then
4277 throw away loop iteration and related information.
4279 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
4281 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
4282 -Woverloaded-virtual checks for warning options.
4283 * configure: Regenerate.
4285 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
4287 PR preprocessor/77699
4288 * input.c (maybe_grow): Don't allocate one byte extra headroom.
4289 (get_next_line): Return false on error.
4290 (read_next_line): Removed, use get_next_line instead.
4291 (read_line_num): Don't copy the line.
4292 (location_get_source_line): Don't use static data.
4293 (selftest::test_reading_source_line): Add more test cases.
4295 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4298 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4300 * ifcvt.c (noce_try_avoid_const_materialization): New function.
4301 (noce_process_if_block): Use it.
4303 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
4305 * doc/invoke.texi: Update -Wint-in-bool-context.
4307 2016-10-02 Jakub Jelinek <jakub@redhat.com>
4309 * dwarf2out.c (output_fde, output_call_frame_info,
4310 dwarf2out_do_cfi_startproc, set_indirect_string,
4311 gen_internal_sym, output_die, output_line_info): Use
4312 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
4313 ASM_GENERATE_INTERNAL_LABEL output.
4315 2016-10-01 Richard Biener <rguenther@suse.de>
4318 * genmatch.c (get_operand_type): Add operand position arg
4319 and handle COND_EXPR comparison operand with fixed boolean_type_node.
4320 (expr::gen_transform): Adjust.
4321 (dt_simplify::gen_1): Likewise.
4323 2016-10-01 Jakub Jelinek <jakub@redhat.com>
4325 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
4326 comments. Simplify asserts, remove unnecessary conditions.
4328 (*<code><mode>3): Likewise.
4330 2016-09-30 Jakub Jelinek <jakub@redhat.com>
4332 * doc/invoke.texi (-Wregister): Document.
4334 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
4336 * configure.ac: Split CHECKING_P into CHECKING_P and
4337 ENABLE_EXTRA_CHECKING.
4338 * configure: Regenerated.
4339 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
4340 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
4342 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
4345 * gcc.c (process_command): For @filename handling, output
4346 the correct name if the file does not exist.
4348 2016-09-30 Marek Polacek <polacek@redhat.com>
4350 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
4351 * config/alpha/predicates.md: Likewise.
4353 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4355 * ifcvt.c (noce_try_avoid_const_materialization): New function.
4356 (noce_process_if_block): Use it.
4358 2016-09-30 Martin Liska <mliska@suse.cz>
4360 * doc/invoke.texi: Document asan-use-after-return that
4361 it's disabled by default in runtime.
4363 2016-09-30 Richard Biener <rguenther@suse.de>
4365 * tree-vrp.c (intersect_ranges): If we failed to handle
4366 the intersection choose a constant singleton range if available.
4368 2016-09-30 Richard Biener <rguenther@suse.de>
4370 PR tree-optimization/77399
4371 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
4372 float <-> int conversions.
4374 2016-09-30 Alan Modra <amodra@gmail.com>
4376 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
4378 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
4380 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
4381 ext_level before calling CPUID with 0x80000008.
4382 Simplify xgetbv checks.
4384 2016-09-29 David Malcolm <dmalcolm@redhat.com>
4386 * Makefile.in (OBJS): Add print-rtl-function.o.
4387 * print-rtl-function.c: New file.
4388 * print-rtl.h (print_rtx_function): New decl.
4390 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
4393 * config/i386/cpuid.h (__get_cpuid_count): New.
4394 (__get_cpuid): Rename __level to __leaf.
4396 2016-09-29 Marek Polacek <polacek@redhat.com>
4398 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
4400 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
4402 * builtins.c (expand_builtin_memcmp): don't swap args unless
4403 result is only being compared with zero.
4405 2016-09-29 Marek Polacek <polacek@redhat.com>
4407 * dwarf2out.c (loc_descriptor): Add fall through comment.
4408 (add_const_value_attribute): Likewise.
4410 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
4412 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
4413 with "v6t2". Move "arch" attribute above "pool_range".
4414 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
4416 (*thumb2_movhi_vfp): Likewise.
4417 (*arm_movhi_fp16): Likewise.
4418 (*thumb2_movhi_fp16): Likewise.
4419 (*arm_movsi_vfp): Remove "arch" attribute.
4420 (*thumb2_movsi_vfp): Likewise.
4422 2016-09-29 Martin Liska <mliska@suse.cz>
4424 * doc/extend.texi: Remove limitation of Objective C for
4425 __attribute__((constructor)) and __attribute__((destructor)).
4427 2016-09-29 Richard Biener <rguenther@suse.de>
4429 PR tree-optimization/77768
4430 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4431 Handle stores to readonly memory when removing redundant stores.
4433 2016-09-29 Richard Biener <rguenther@suse.de>
4436 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
4437 X / -X -> -1 simplifications.
4439 2016-09-29 Richard Biener <rguenther@suse.de>
4442 * match.pd: Add max(a,-a) -> abs(a) pattern.
4443 * tree-ssa-phiopt.c (minmax_replacement): Disable for
4444 HONOR_SIGNED_ZEROS types.
4446 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
4448 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
4449 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
4451 2016-09-29 Richard Biener <rguenther@suse.de>
4453 * tree-vrp.c (set_defs_to_varying): New helper avoiding
4454 writing to vr_const_varying.
4455 (vrp_initialize): Call it.
4456 (vrp_visit_stmt): Likewise.
4457 (evrp_dom_walker::before_dom_children): Likewise.
4459 2016-09-29 Richard Biener <rguenther@suse.de>
4461 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
4462 constructors with vector elements.
4464 2016-09-29 Richard Biener <rguenther@suse.de>
4466 PR tree-optimization/77768
4467 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
4468 with stores to a place we know has a constant value.
4470 2016-09-29 Alan Modra <amodra@gmail.com>
4472 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
4473 * doc/invoke.texi: Document it.
4474 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
4475 (rs6000_passes_float): Comment.
4476 (rs6000_passes_long_double): New static var.
4477 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
4478 (init_cumulative_args): Set up to emit fp .gnu_attribute for
4479 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
4480 to include fp values returned in vectors.
4481 Set rs6000_passes_long_double.
4482 (rs6000_function_arg_advance_1): Likewise for function args.
4483 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
4484 and SPE. Emit long double tag value too.
4485 (rs6000_opt_vars): Add gnu-attr.
4486 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
4487 * configure: Regenerate.
4488 * config.in: Regenerate.
4490 2016-09-28 Jakub Jelinek <jakub@redhat.com>
4492 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
4494 (format_floating, format_string, format_directive,
4495 get_destination_size, pass_sprintf_length::handle_gimple_call):
4498 2016-09-28 Jakub Jelinek <jakub@redhat.com>
4500 * gimple-ssa-sprintf.c: Fix comment formatting.
4501 (format_integer): Use is_gimple_assign.
4502 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
4503 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
4504 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
4505 (pass_sprintf_length::execute): Use is_gimple_call.
4507 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
4509 * gimple-fold.c (gimple_fold_builtin): After failing to fold
4510 strchr, also try the generic folding.
4512 2016-09-28 Martin Sebor <msebor@redhat.com>
4515 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
4518 2016-09-28 Martin Sebor <msebor@redhat.com>
4521 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
4522 length modifier is not expected.
4523 (format_floating): Ignore l length modifier and fail gracefuly
4524 when it isn't one of the other expected ones.
4526 2016-09-28 Martin Sebor <msebor@redhat.com>
4529 * varasm.c (assemble_addr_to_section): Increase local buffer size.
4531 2016-09-27 Richard Biener <rguenther@suse.de>
4533 * dwarf2out.c (cu_die_list): New global.
4534 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
4535 main_comp_unit_die to cu_die_list if we created it.
4536 Move break_out_includes ...
4537 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
4540 2016-09-28 Richard Biener <rguenther@suse.de>
4542 * dwarf2out.c (struct die_struct): Add removed flag.
4543 (lookup_type_die): If the DIE is marked as removed, clear
4544 TYPE_SYMTAB_DIE and return NULL.
4545 (lookup_decl_die): If the DIE is marked as removed, remove it
4546 from the hash and return NULL.
4547 (mark_removed): New helper.
4548 (prune_unused_types_prune): Call it for removed DIEs.
4549 (gen_subprogram_die): Move the premark_used_types call to after
4550 DIEs for the functions scopes are generated.
4551 (process_scope_var): Do not re-create pruned types or type decls.
4552 Make sure to also re-parent type decls.
4553 (dwarf2out_finish): Move unused type pruning and debug_types
4555 (dwarf2out_early_finish): ... here.
4557 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
4559 * config/arc/arc-c.c: New file.
4560 * config/arc/arc-c.def: Likewise.
4561 * config/arc/t-arc: Likewise.
4562 * config.gcc: Include arc-c.o as c and cpp object.
4563 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
4564 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
4565 arc_cpu_cpp_builtins.
4567 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
4569 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
4570 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
4572 2016-09-28 Nathan Sidwell <nathan@acm.org>
4574 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
4577 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
4579 PR tree-optimization/61056
4580 * gimple-fold.c (gimple_fold_builtin_strchr):
4581 New function to optimize strchr (s, 0) to strlen.
4582 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
4584 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
4586 PR tree-optimization/77724
4587 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
4588 Add tree_fits_shwi_p check.
4590 2016-09-27 Jakub Jelinek <jakub@redhat.com>
4592 * auto-inc-dec.c (try_merge): Remove break after return.
4593 * cselib.c (autoinc_split): Likewise.
4594 * explow.c (promote_mode): Likewise.
4595 * fixed-value.c (fixed_arithmetic): Likewise.
4596 * hsa.c (hsa_internal_fn::get_arity): Likewise.
4597 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
4598 * trans-mem.c (get_attrs_for): Likewise.
4599 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
4600 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
4601 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
4602 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
4603 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
4604 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
4605 * config/cris/cris.c (cris_op_str): Likewise.
4606 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
4607 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
4609 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
4611 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
4612 IFN_GOACC_REDUCTION_CODES): New.
4613 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
4614 ifn_goacc_reduction_kind): Use them.
4615 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
4616 of internal functions, when applicable.
4618 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
4620 * config/mips/constraints.md (d): Fix documentation.
4621 * doc/md.texi (Machine Constraints): Update accordingly.
4623 2016-09-27 Richard Biener <rguenther@suse.de>
4625 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
4626 cur_line_info_table initialization ...
4627 (dwarf2out_assembly_start): ... here.
4629 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
4631 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
4632 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
4633 (*thumb2_movhi_vfp): Likewise.
4634 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
4635 template. Expand predicable attribute to mark VMOV.F16 as not
4636 predicable. Add "arch" attribute.
4637 (*thumb2_movhi_fp16): Likewise.
4638 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
4639 (*thumb2_movsi_vfp): Add "arch" attribute.
4641 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
4643 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
4646 2016-09-27 Marek Polacek <polacek@redhat.com>
4648 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
4651 * config/c6x/c6x.h: Adjust fall through comment.
4652 * config/sh/sh.c (final_prescan_insn): Likewise.
4653 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
4654 (visium_expand_fp_cstore): Likewise.
4656 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4658 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
4659 expected by -Wimplicit-fallthrough.
4660 (thumb1_size_rtx_costs): Likewise.
4661 (thumb2_reorg): Likewise.
4662 (tls_mentioned_p): Add "Fall through" comment.
4663 (thumb2_reorg): Likewise.
4664 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
4665 comment form expected by -Wimplicit-fallthrough.
4667 2016-09-27 Martin Liska <mliska@suse.cz>
4669 PR gcov-profile/46266
4670 * input.h (RESERVED_LOCATION_P): New macro.
4671 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
4672 instread of comparison with UNKNOWN_LOCATION.
4674 2016-09-27 Richard Biener <rguenther@suse.de>
4676 PR tree-optimization/77745
4677 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4678 When removing redundant stores make sure to check compatibility
4679 of the TBAA state for downstream accesses.
4680 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
4681 value-numbering virtual operands for store matches.
4683 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
4686 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
4687 movrt patterns. Match them before anything else in the SET case.
4689 2016-09-27 Martin Liska <mliska@suse.cz>
4691 PR gcov-profile/7970
4692 PR gcov-profile/16855
4693 PR gcov-profile/44779
4694 * coverage.c (build_gcov_exit_decl): New function.
4695 (coverage_obj_init): Call the function and generate __gcov_exit
4697 * doc/gcov.texi: Document when __gcov_exit function is called.
4699 2016-09-27 Marek Polacek <polacek@redhat.com>
4702 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4703 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
4704 -Wno-error instead of -Wno-implicit-fallthrough.
4706 2016-09-27 Martin Liska <mliska@suse.cz>
4709 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
4711 2016-09-27 Jakub Jelinek <jakub@redhat.com>
4713 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
4714 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
4715 comments. Remove break after return.
4716 (ix86_fp_compare_code_to_integer, has_dispatch,
4717 ix86_simd_clone_usable): Remove break after return.
4719 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
4721 PR rlt-optimization/77714
4722 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
4725 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
4728 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
4729 extract_range_from_unary_expr to convert value_range.
4730 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
4731 (extract_range_from_unary_expr): This.
4732 * tree-vrp.h (extract_range_from_unary_expr): Declare.
4734 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
4736 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
4738 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4740 * config/i386/i386.c (ix86_print_operand)
4741 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
4742 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
4743 (epilogue_renumber): Likewise.
4745 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
4748 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
4749 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
4751 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4753 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
4754 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
4755 is_mm_seq_cst, is_mm_sync): Move to ...
4756 * memmodel.h: This. New file.
4757 * builtins.c: Include memmodel.h.
4758 * optabs.c: Likewise.
4760 * config/aarch64/aarch64.c: Likewise.
4761 * config/alpha/alpha.c: Likewise.
4762 * config/arm/arm.c: Likewise.
4763 * config/i386/i386.c: Likewise.
4764 * config/ia64/ia64.c: Likewise.
4765 * config/mips/mips.c: Likewise.
4766 * config/rs6000/rs6000.c: Likewise.
4767 * config/sparc/sparc.c: Likewise.
4768 * genconditions.c: Include memmodel.h in generated file.
4769 * genemit.c: Likewise.
4770 * genoutput.c: Likewise.
4771 * genpeep.c: Likewise.
4772 * genpreds.c: Likewise.
4773 * genrecog.c: Likewise.
4775 2016-09-26 David Malcolm <dmalcolm@redhat.com>
4777 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
4778 "c" instead when parsing characters. Move operand parsing into...
4779 (read_rtx_operand): ...this new function, renaming "i" to "idx",
4780 and tightening the scope of various locals.
4782 2016-09-26 Liu Hao <lh_mouse@126.com>
4784 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
4786 2016-09-26 Marek Polacek <polacek@redhat.com>
4788 * system.h: Use __has_attribute to check whether the fallthrough
4789 attribute is supported.
4791 2016-09-26 Marek Polacek <polacek@redhat.com>
4793 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
4794 gimple_call_internal_p.
4795 * ipa-split.c (find_return_bb): Likewise.
4796 (execute_split_functions): Likewise.
4797 * omp-low.c (dump_oacc_loop_part): Likewise.
4798 (oacc_loop_xform_head_tail): Likewise.
4799 * predict.c (predict_loops): Likewise.
4800 * sanopt.c (pass_sanopt::execute): Likewise.
4801 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
4802 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
4803 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
4804 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
4805 (expand_ifn_va_arg): Likewise.
4806 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
4807 (optimize_mask_stores): Likewise.
4808 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
4809 (vect_transform_stmt): Likewise.
4810 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
4811 * tsan.c (instrument_memory_accesses): Likewise.
4813 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4814 Alexander Monakov <amonakov@ispras.ru>
4816 * regrename.c (rename_chains): Check
4817 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
4818 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
4819 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4821 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4823 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
4824 (s390_sched_score): Likewise.
4826 2016-09-26 Martin Liska <mliska@suse.cz>
4828 * doc/gcov.texi: Update program output of gcov tool.
4830 2016-09-26 Martin Liska <mliska@suse.cz>
4832 PR gcov-profile/23332
4833 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
4834 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
4835 * value-prof.c (dump_histogram_value): Do not handle
4836 HIST_TYPE_CONST_DELTA.
4837 (stream_in_histogram_value): Likewise.
4838 (gimple_find_values_to_profile): Likewise.
4839 * value-prof.h (enum hist_type): Likewise.
4841 2016-09-26 Martin Liska <mliska@suse.cz>
4843 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
4844 from default sanitize recover values.
4845 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
4846 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
4847 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
4849 * opts.c (finish_options): Do a generic loop over options
4850 that can be recovered.
4851 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
4853 (common_handle_option): Likewise.
4854 * opts.h: Declare can_recover to sanitizer_opts_s.
4856 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
4858 * target.def(elf_flags_numeric): Change documentation to present tense.
4859 * doc/tm.texi: Regenerate.
4861 2016-09-26 Marek Polacek <polacek@redhat.com>
4864 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4865 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
4866 -Wno-switch-fallthrough.
4867 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
4868 (expand_builtin): Likewise.
4869 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
4870 * convert.c (convert_to_real_1): Likewise.
4871 (convert_to_integer_1): Likewise.
4872 * final.c (output_alternate_entry_point): Likewise.
4873 * genattrtab.c (make_canonical): Likewise.
4874 (write_test_expr): Likewise.
4875 * genpreds.c (validate_exp): Likewise.
4876 * gimple-ssa-strength-reduction.c
4877 (find_candidates_dom_walker::before_dom_children): Likewise.
4878 * godump.c (go_format_type): Likewise.
4879 * reload1.c (elimination_effects): Likewise.
4880 * resource.c (mark_referenced_resources): Likewise.
4881 (mark_set_resources): Likewise.
4882 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
4883 * varasm.c (output_addressed_constants): Likewise.
4885 2016-09-26 Marek Polacek <polacek@redhat.com>
4888 * common.opt (Wimplicit-fallthrough): New option.
4889 * doc/extend.texi: Document statement attributes and the fallthrough
4891 * doc/invoke.texi: Document -Wimplicit-fallthrough.
4892 * gimple.h (gimple_call_internal_p): New function.
4893 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
4894 (struct label_entry): New struct.
4895 (find_label_entry): New function.
4896 (case_label_p): New function.
4897 (collect_fallthrough_labels): New function.
4898 (last_stmt_in_scope): New function.
4899 (should_warn_for_implicit_fallthrough): New function.
4900 (warn_implicit_fallthrough_r): New function.
4901 (maybe_warn_implicit_fallthrough): New function.
4902 (expand_FALLTHROUGH_r): New function.
4903 (expand_FALLTHROUGH): New function.
4904 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
4905 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
4906 (gimplify_label_expr): New function.
4907 (gimplify_case_label_expr): Set location.
4908 (gimplify_expr): Call gimplify_label_expr.
4909 * internal-fn.c (expand_FALLTHROUGH): New function.
4910 * internal-fn.def (FALLTHROUGH): New internal function.
4911 * langhooks.c (lang_GNU_OBJC): New function.
4912 * langhooks.h (lang_GNU_OBJC): Declare.
4913 * system.h (gcc_fallthrough): Define.
4914 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
4915 * tree.h (FALLTHROUGH_LABEL_P): Define.
4917 2016-09-26 Richard Biener <rguenther@suse.de>
4919 * dwarf2out.c (stripattributes): Remove unused function.
4920 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
4921 Push dwarf_split_debug_info handling into init_sections_and_labels.
4922 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
4923 (DEBUG_MACRO_SECTION_FLAGS): Remove.
4924 (debug_macinfo_section_name): New global.
4925 (output_macinfo): Use debug_macinfo_section_name.
4926 (init_sections_and_labels): Split out section and label generation
4927 from dwarf2out_init. Set debug_macinfo_section_name.
4928 (dwarf2out_init): Move text section label generation and emission
4930 (dwarf2out_assembly_start): ... here.
4931 (dwarf2out_finish): Call init_sections_and_labels before DWARF
4934 2016-09-26 Richard Biener <rguenther@suse.de>
4937 * cgraphunit.c (analyze_functions): Before early removing
4938 global vars calls the late_global_decl debug handler mark
4939 the variable as readonly.
4941 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
4944 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
4945 (sh_rtx_costs): Handle SET of movt and movrt patterns.
4946 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
4947 declare new overloads.
4948 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
4951 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4953 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
4954 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
4956 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
4958 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
4959 * configure: Regenerate.
4961 2016-09-24 Marek Polacek <polacek@redhat.com>
4964 * doc/invoke.texi: Document -Wbool-operation.
4966 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4968 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
4969 * config/rs6000/rs6000.c (expand_block_compare): New function used by
4970 cmpmemsi pattern to do builtin expansion of memcmp ().
4971 (compute_current_alignment): Add helper function for
4972 expand_block_compare used to compute alignment as the compare proceeds.
4973 (select_block_compare_mode): Used by expand_block_compare to select
4974 the mode used for reading the next chunk of bytes in the compare.
4975 (do_load_for_compare): Used by expand_block_compare to emit the load
4976 insns for the compare.
4977 (rs6000_emit_dot_insn): Moved this function to avoid a forward
4978 reference from expand_block_compare ().
4979 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
4980 prototype for this function.
4981 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
4982 target option for controlling how much code inline expansion of
4983 memcmp() will be allowed to generate.
4985 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4987 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
4988 hook_bool_mode_false, hook_bool_mode_true,
4989 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4990 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4991 hook_bool_const_rtx_insn_const_rtx_insn_true,
4992 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
4993 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
4994 hook_bool_const_tree_hwi_hwi_const_tree_false,
4995 hook_bool_const_tree_hwi_hwi_const_tree_true,
4996 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
4997 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4998 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
4999 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
5000 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
5001 hook_bool_const_tree_true, hook_bool_tree_tree_false,
5002 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
5003 hook_bool_rtx_insn_true, hook_bool_rtx_false,
5004 hook_bool_uintp_uintp_false,
5005 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
5006 hook_rtx_tree_int_null, hook_uint_mode_0,
5007 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
5008 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
5009 hook_constcharptr_const_rtx_insn_null,
5010 hook_constcharptr_const_tree_const_tree_null,
5011 hook_constcharptr_int_const_tree_null,
5012 hook_constcharptr_int_const_tree_const_tree_null,
5013 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
5014 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
5015 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
5017 * vec.h (vNULL): Extend comment to say = vNULL initialization
5018 isn't needed for static vars.
5020 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
5021 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
5022 = vNULL initialization of file scope vec.
5023 * passes.c (pass_tab, enabled_pass_uid_range_tab,
5024 disabled_pass_uid_range_tab): Likewise.
5025 * haifa-sched.c (sched_luids, h_i_d): Likewise.
5026 * tree-chkp-opt.c (check_infos): Likewise.
5027 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
5029 * vec.h (vnull::operator vec): Add constexpr keyword for
5032 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
5034 PR tree-optimization/77654
5035 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
5036 to duplicate_ssa_name_ptr_info.
5038 2016-09-23 David Malcolm <dmalcolm@redhat.com>
5040 PR preprocessor/77672
5041 * input.c (selftest::test_lexer_string_locations_simple): Update
5042 test to expect location information of the terminator character
5043 at the location of the final closing quote.
5044 (selftest::test_lexer_string_locations_hex): Likewise.
5045 (selftest::test_lexer_string_locations_oct): Likewise.
5046 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
5047 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
5048 (selftest::test_lexer_string_locations_ucn4): Likewise.
5049 (selftest::test_lexer_string_locations_ucn8): Likewise.
5050 (selftest::test_lexer_string_locations_u8): Likewise.
5051 (selftest::test_lexer_string_locations_utf8_source): Likewise.
5052 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
5053 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
5054 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
5055 (selftest::test_lexer_string_locations_macro): Likewise.
5056 (selftest::test_lexer_string_locations_long_line): Likewise.
5058 2016-09-23 Richard Biener <rguenther@suse.de>
5060 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
5061 virtual definition to virtual use if the call devirtualizes
5062 to a const or pure function.
5063 (visit_use): Also visit calls we can devirtualize to a
5064 const or pure function.
5066 2016-09-23 Richard Biener <rguenther@suse.de>
5068 PR tree-optimization/77697
5069 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
5070 signal error if we have sth ternary or unhandled.
5072 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5074 * config/arm/arm_neon.h (vabd_f16): New.
5108 (vcvt_f16_s16): New.
5109 (vcvt_f16_u16): New.
5110 (vcvt_s16_f16): New.
5111 (vcvt_u16_f16): New.
5112 (vcvtq_f16_s16): New.
5113 (vcvtq_f16_u16): New.
5114 (vcvtq_s16_f16): New.
5115 (vcvtq_u16_f16): New.
5116 (vcvta_s16_f16): New.
5117 (vcvta_u16_f16): New.
5118 (vcvtaq_s16_f16): New.
5119 (vcvtaq_u16_f16): New.
5120 (vcvtm_s16_f16): New.
5121 (vcvtm_u16_f16): New.
5122 (vcvtmq_s16_f16): New.
5123 (vcvtmq_u16_f16): New.
5124 (vcvtn_s16_f16): New.
5125 (vcvtn_u16_f16): New.
5126 (vcvtnq_s16_f16): New.
5127 (vcvtnq_u16_f16): New.
5128 (vcvtp_s16_f16): New.
5129 (vcvtp_u16_f16): New.
5130 (vcvtpq_s16_f16): New.
5131 (vcvtpq_u16_f16): New.
5132 (vcvt_n_f16_s16): New.
5133 (vcvt_n_f16_u16): New.
5134 (vcvtq_n_f16_s16): New.
5135 (vcvtq_n_f16_u16): New.
5136 (vcvt_n_s16_f16): New.
5137 (vcvt_n_u16_f16): New.
5138 (vcvtq_n_s16_f16): New.
5139 (vcvtq_n_u16_f16): New.
5153 (vmul_lane_f16): New.
5156 (vmulq_lane_f16): New.
5178 (vrsqrteq_f16): New.
5182 (vrsqrtsq_f16): New.
5186 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5188 * config.gcc (extra_headers): Add arm_fp16.h
5189 * config/arm/arm_fp16.h: New.
5190 * config/arm/arm_neon.h: Include "arm_fp16.h".
5192 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5194 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
5196 (vmulf): New (v8hf, v4hf variants).
5197 (vfma): New (v8hf, v4hf variants).
5198 (vfms): New (v8hf, v4hf variants).
5199 (vsub): New (v8hf, v4hf variants).
5200 (vcage): New (v8hf, v4hf variants).
5201 (vcagt): New (v8hf, v4hf variants).
5202 (vcale): New (v8hf, v4hf variants).
5203 (vcalt): New (v8hf, v4hf variants).
5204 (vceq): New (v8hf, v4hf variants).
5205 (vcgt): New (v8hf, v4hf variants).
5206 (vcge): New (v8hf, v4hf variants).
5207 (vcle): New (v8hf, v4hf variants).
5208 (vclt): New (v8hf, v4hf variants).
5209 (vceqz): New (v8hf, v4hf variants).
5210 (vcgez): New (v8hf, v4hf variants).
5211 (vcgtz): New (v8hf, v4hf variants).
5212 (vcltz): New (v8hf, v4hf variants).
5213 (vclez): New (v8hf, v4hf variants).
5214 (vabd): New (v8hf, v4hf variants).
5215 (vmaxf): New (v8hf, v4hf variants).
5216 (vmaxnm): New (v8hf, v4hf variants).
5217 (vminf): New (v8hf, v4hf variants).
5218 (vminnm): New (v8hf, v4hf variants).
5219 (vpmaxf): New (v4hf variant).
5220 (vpminf): New (v4hf variant).
5221 (vpadd): New (v4hf variant).
5222 (vrecps): New (v8hf, v4hf variants).
5223 (vrsqrts): New (v8hf, v4hf variants).
5224 (vabs): New (v8hf, v4hf variants).
5225 (vneg): New (v8hf, v4hf variants).
5226 (vrecpe): New (v8hf, v4hf variants).
5227 (vrnd): New (v8hf, v4hf variants).
5228 (vrnda): New (v8hf, v4hf variants).
5229 (vrndm): New (v8hf, v4hf variants).
5230 (vrndn): New (v8hf, v4hf variants).
5231 (vrndp): New (v8hf, v4hf variants).
5232 (vrndx): New (v8hf, v4hf variants).
5233 (vrsqrte): New (v8hf, v4hf variants).
5234 (vmul_lane): Add v4hf and v8hf variants.
5235 (vmul_n): Add v4hf and v8hf variants.
5236 (vext): New (v8hf, v4hf variants).
5237 (vcvts): New (v8hi, v4hi variants).
5238 (vcvts): New (v8hf, v4hf variants).
5239 (vcvtu): New (v8hi, v4hi variants).
5240 (vcvtu): New (v8hf, v4hf variants).
5241 (vcvts_n): New (v8hf, v4hf variants).
5242 (vcvtu_n): New (v8hi, v4hi variants).
5243 (vcvts_n): New (v8hi, v4hi variants).
5244 (vcvtu_n): New (v8hf, v4hf variants).
5245 (vbsl): New (v8hf, v4hf variants).
5246 (vcvtas): New (v8hf, v4hf variants).
5247 (vcvtau): New (v8hf, v4hf variants).
5248 (vcvtms): New (v8hf, v4hf variants).
5249 (vcvtmu): New (v8hf, v4hf variants).
5250 (vcvtns): New (v8hf, v4hf variants).
5251 (vcvtnu): New (v8hf, v4hf variants).
5252 (vcvtps): New (v8hf, v4hf variants).
5253 (vcvtpu): New (v8hf, v4hf variants).
5255 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5257 * config/arm/arm-builtins.c (hf_UP): New.
5259 (vfp_builtin_data): New. Update comment.
5260 (enum arm_builtins): Include "arm_vfp_builtins.def".
5261 (ARM_BUILTIN_VFP_PATTERN_START): New.
5262 (arm_init_vfp_builtins): New.
5263 (arm_init_builtins): Add arm_init_vfp_builtins.
5264 (arm_expand_vfp_builtin): New.
5265 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
5267 * config/arm/arm_vfp_builtins.def: New file.
5268 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
5269 (arm-builtins.o): Likewise.
5271 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
5274 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
5275 from constant while creating value range.
5277 2016-09-23 Renlin Li <renlin.li@arm.com>
5279 * ira.c (ira): Move ira_use_lra_p initialization code to ...
5280 (ira_init_once): Here.
5282 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
5283 Jakub Jelinek <jakub@redhat.com>
5285 * hooks.h (hook_uint_uintp_false): Rename to...
5286 (hook_bool_uint_uintp_false): ... this.
5287 * hooks.c (hook_uint_uintp_false): Rename to...
5288 (hook_bool_uint_uintp_false): ... this.
5289 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
5290 instead of hook_uint_uintp_false.
5292 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5294 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
5295 (arm_init_builtins): Move body of a loop to the standalone
5296 function arm_init_neon_builtin.
5297 (arm_expand_neon_builtin_1): New. Update comment. Function body
5298 moved from arm_neon_builtin with some white-space fixes.
5299 (arm_expand_neon_builtin): Move code into the standalone function
5300 arm_expand_neon_builtin_1.
5302 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5304 * config/arm/iterators.md (VCVTHI): New.
5305 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
5309 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
5310 (V_HALF): Add V4HF. Fix white-space.
5311 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
5312 (V_s_elem): Likewise.
5313 (V_sz_elem): Fix white-space.
5314 (V_elem_ch): Likewise.
5316 (scalar_mul_constraint): Add V8HF and V4HF.
5317 (Is_float_mode): Fix white-space.
5318 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
5319 (q): Add HF. Fix white-space.
5322 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
5323 (neon_vfm_lane_as): New.
5324 * config/arm/neon.md (add<mode>3_fp16): New.
5325 (sub<mode>3_fp16): New.
5326 (mul<mode>3add<mode>_neon): New.
5327 (fma<VH:mode>4_intrinsic): New.
5328 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
5329 (fmsub<VH:mode>4_intrinsic): New.
5330 (<absneg_str><mode>2): New.
5331 (neon_v<absneg_str><mode>): New.
5332 (neon_v<fp16_rnd_str><mode>): New.
5333 (neon_vrsqrte<mode>): New.
5334 (neon_vpaddv4hf): New.
5335 (neon_vadd<mode>): New.
5336 (neon_vsub<mode>): New.
5337 (neon_vmulf<mode>): New.
5338 (neon_vfma<VH:mode>): New.
5339 (neon_vfms<VH:mode>): New.
5340 (neon_vc<cmp_op><mode>): New.
5341 (neon_vc<cmp_op><mode>_fp16insn): New
5342 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
5343 (neon_vca<cmp_op><mode>): New.
5344 (neon_vca<cmp_op><mode>_fp16insn): New.
5345 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
5346 (neon_vc<cmp_op>z<mode>): New.
5347 (neon_vabd<mode>): New.
5348 (neon_v<maxmin>f<mode>): New.
5349 (neon_vp<maxmin>fv4hf: New.
5350 (neon_<fmaxmin_op><mode>): New.
5351 (neon_vrecps<mode>): New.
5352 (neon_vrsqrts<mode>): New.
5353 (neon_vrecpe<mode>): New (VH variant).
5354 (neon_vdup_lane<mode>_internal): New.
5355 (neon_vdup_lane<mode>): New.
5356 (neon_vcvt<sup><mode>): New (VCVTHI variant).
5357 (neon_vcvt<sup><mode>): New (VH variant).
5358 (neon_vcvt<sup>_n<mode>): New (VH variant).
5359 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
5360 (neon_vcvt<vcvth_op><sup><mode>): New.
5361 (neon_vmul_lane<mode>): New.
5362 (neon_vmul_n<mode>): New.
5363 * config/arm/unspecs.md (UNSPEC_VCALE): New
5364 (UNSPEC_VCALT): New.
5365 (UNSPEC_VFMA_LANE): New.
5366 (UNSPECS_VFMS_LANE): New.
5368 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5370 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
5371 ("*extzv<mode><clobbercc_or_nocc>"):
5372 Correct a typo in a comment.
5374 ("*insv<mode>_zEC12", "*insv<mode>_z10")
5375 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
5376 ("*insv<mode>_zEC12_appendbitsleft")
5377 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
5378 ("*insv<mode>_z10_appendbitsleft"): Ditto.
5379 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
5380 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
5381 Provide pattern with operands switched.
5382 ("*pre_z10_extv<mode>"):
5383 Use new subst patterns.
5384 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
5385 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
5386 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
5387 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
5388 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
5389 ("*<risbg_n>_sidi_ior_and_lshiftrt")
5390 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
5392 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
5393 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
5394 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
5396 ("SINT"): New mode_iterator with SI, HI, QI.
5397 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
5398 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
5401 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5403 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
5404 new interface of s390_contiguous_bitmask_p.
5405 ("contiguous_bitmask_nowrap_operand"): New predicate.
5406 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
5407 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
5408 of s390_contiguous_bitmask_p.
5409 ("NxxDw"): Rename NxxDq constraint to NxxDw.
5410 ("NxxSw"): New constraint.
5411 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
5412 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
5414 (s390_contiguous_bitmask_nowrap_p): Export.
5415 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
5416 former s390_contiguous_bitmask_p.
5417 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
5418 detect contiguous bit ranges with wraparound. Change signature to
5419 return START and END position instead of POS and LENGTH.
5420 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
5421 ranges with wraparound.
5422 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
5423 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
5424 Adapt to new signature of s390_contiguous_bitmask_p.
5426 2016-09-23 Bin Cheng <bin.cheng@arm.com>
5428 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
5429 (create_intersect_range_checks): New.
5430 (vect_create_cond_for_alias_checks): Call above function.
5432 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5434 * config/arm/iterators.md (Code iterators): Fix some white-space
5438 (FCVT): Moved from vfp.md.
5439 (VCVT_HF_US_N): New.
5440 (VCVT_SI_US_N): New.
5445 (FCVTI32typename): Moved from vfp.md.
5446 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
5447 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
5448 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
5449 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
5450 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
5452 (fp16_rnd_str): New.
5453 (fp16_rnd_insn): New.
5454 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
5455 (UNSPEC_VCVT_HF_U_N): New.
5456 (UNSPEC_VCVT_SI_S_N): New.
5457 (UNSPEC_VCVT_SI_U_N): New.
5458 (UNSPEC_VCVTH_S): New.
5459 (UNSPEC_VCVTH_U): New.
5460 (UNSPEC_VCVTA_S): New.
5461 (UNSPEC_VCVTA_U): New.
5462 (UNSPEC_VCVTM_S): New.
5463 (UNSPEC_VCVTM_U): New.
5464 (UNSPEC_VCVTN_S): New.
5465 (UNSPEC_VCVTN_U): New.
5466 (UNSPEC_VCVTP_S): New.
5467 (UNSPEC_VCVTP_U): New.
5468 (UNSPEC_VCVTP_S): New.
5469 (UNSPEC_VCVTP_U): New.
5471 (UNSPEC_VRNDA): New.
5472 (UNSPEC_VRNDI): New.
5473 (UNSPEC_VRNDM): New.
5474 (UNSPEC_VRNDN): New.
5475 (UNSPEC_VRNDP): New.
5476 (UNSPEC_VRNDX): New.
5477 * config/arm/vfp.md (<absneg_str>hf2): New.
5479 (neon_v<fp16_rnd_str>hf): New.
5480 (neon_vrndihf): New.
5485 (*mulsf3neghf_vfp): New.
5486 (*negmulhf3_vfp): New.
5487 (*mulsf3addhf_vfp): New.
5488 (*mulhf3subhf_vfp): New.
5489 (*mulhf3neghfaddhf_vfp): New.
5490 (*mulhf3neghfsubhf_vfp): New.
5493 (fmsubhf4_fp16): New.
5497 (neon_vsqrthf): New.
5498 (neon_vrsqrtshf): New.
5499 (FCVT): Move to iterators.md.
5500 (FCVTI32typename): Likewise.
5501 (neon_vcvth<sup>hf): New.
5502 (neon_vcvth<sup>si): New.
5503 (neon_vcvth<sup>_nhf_unspec): New.
5504 (neon_vcvth<sup>_nhf): New.
5505 (neon_vcvth<sup>_nsi_unspec): New.
5506 (neon_vcvth<sup>_nsi): New.
5507 (neon_vcvt<vcvth_op>h<sup>si): New.
5508 (neon_<fmaxmin_op>hf): New.
5510 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5512 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
5513 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
5514 ("*insv<mode>_zEC12_appendbitsleft")
5515 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
5516 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
5518 2016-09-23 Jakub Jelinek <jakub@redhat.com>
5520 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
5521 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
5522 construct values without normalization.
5523 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
5524 static local lhs_ops to vNULL.
5526 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5527 Jiong Wang <jiong.wang@arm.com>
5529 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
5530 available when FP16 instructions are available.
5531 (output_move_vfp): Add support for 16-bit data moves.
5532 (arm_validize_comparison): Fix some white-space. Support HFmode
5533 by conversion to SFmode.
5534 * config/arm/arm.md (truncdfhf2): Fix a comment.
5535 (extendhfdf2): Likewise.
5537 (movsicc): Fix some white-space.
5539 (movsfcc): Fix some white-space.
5541 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
5542 instructions are available.
5543 (*thumb2_movhi_vfp): Likewise.
5544 (*arm_movhi_fp16): New.
5545 (*thumb2_movhi_fp16): New.
5546 (*movhf_vfp_fp16): New.
5547 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
5548 (*movhf_vfp): Likewise.
5549 (extendhfsf2): Enable when VFP FP16 instructions are available.
5550 (truncsfhf2): Enable when VFP FP16 instructions are available.
5552 2016-09-23 Martin Liska <mliska@suse.cz>
5554 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
5556 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5558 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
5560 (arm_evpc_neon_vtrn): Likewise.
5561 (arm_evpc_neon_vrev): Likewise.
5562 (arm_evpc_neon_vext): Likewise.
5563 * config/arm/arm_neon.h (vbsl_f16): New.
5567 (vdup_lane_f16): New.
5568 (vdupq_lane_f16): New.
5581 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
5582 (vdup_lane): New (v8hf, v4hf variants).
5583 (vext): New (v8hf, v4hf variants).
5584 (vbsl): New (v8hf, v4hf variants).
5585 * config/arm/iterators.md (VDQWH): New.
5587 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
5588 (Scalar_mul_8_16): Fix white-space.
5589 (Is_d_reg): Add V4HF and V8HF.
5590 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
5591 (neon_vdup_lane<mode>): New.
5592 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
5593 (*neon_vtrn<mode>_insn): Likewise.
5594 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
5595 (*neon_vzip<mode>_insn): Likewise
5596 (neon_vuzp<mode>_internal): Likewise.
5597 (*neon_vuzp<mode>_insn): Likewise
5598 * config/arm/vec-common.md (vec_perm_const<mode>): New.
5600 2016-09-23 Jiong Wang <jiong.wang@arm.com>
5601 Matthew Wahab <matthew.wahab@arm.com>
5603 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
5604 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
5605 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
5606 available. Also fix some white-space.
5607 * config/arm/vfp.md (*arm_movhi_vfp): New.
5608 (*thumb2_movhi_vfp): New.
5610 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5612 * config/arm/arm-c.c (arm_cpu_builtins): Define
5613 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
5614 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
5616 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5618 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
5619 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
5620 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
5621 arm_v8_2a_fp16_neon_hw.
5622 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
5625 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5627 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
5628 arm_fp16_alternative_ok and arm_fp16_none_ok.
5630 2016-09-23 Martin Liska <mliska@suse.cz>
5632 * ipa-icf.c (sem_variable::merge): Replace adress with address.
5634 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5636 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
5638 ("armv8.2-a+fp16"): New.
5639 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
5640 (FL2_FP16INST): New.
5641 (FL2_FOR_ARCH8_2A): New.
5642 * config/arm/arm-tables.opt: Regenerate.
5643 * config/arm/arm.c (arm_arch8_2): New.
5644 (arm_fp16_inst): New.
5645 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
5646 for incompatible fp16-format settings.
5647 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
5648 (TARGET_NEON_FP16INST): New.
5649 (arm_arch8_2): Declare.
5650 (arm_fp16_inst): Declare.
5651 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
5652 march=armv8.2-a and march=armv8.2-a+fp16.
5653 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
5655 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
5656 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
5658 2016-09-23 Martin Liska <mliska@suse.cz>
5660 * doc/extend.texi: Remove fused-madd from i386 target options.
5662 2016-09-23 Martin Liska <mliska@suse.cz>
5664 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
5667 2016-09-23 Martin Liska <mliska@suse.cz>
5669 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
5672 2016-09-23 Martin Liska <mliska@suse.cz>
5675 * config/i386/i386.c (ix86_option_override_internal): Change
5676 signature and return false when there's an error related to
5678 (release_options_strings): New function.
5679 (ix86_valid_target_attribute_tree): Call the function.
5681 2016-09-23 Jakub Jelinek <jakub@redhat.com>
5683 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
5684 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
5685 (gen_hsa_ctor_assignment): Likewise.
5686 * print-tree.c (print_node): Likewise.
5687 * tree-dump.c (dequeue_and_dump): Likewise.
5688 * tree-sra.c (sra_modify_constructor_assign): Likewise.
5689 * expr.c (store_constructor): Likewise.
5690 * fold-const.c (operand_equal_p): Likewise.
5691 * tree-pretty-print.c (dump_generic_node): Likewise.
5692 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
5693 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
5695 2016-09-23 Richard Biener <rguenther@suse.de>
5697 * hooks.h (hook_uint_uintp_false): Declare.
5699 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5701 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
5702 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
5704 2016-09-22 Martin Sebor <msebor@redhat.com>
5707 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
5708 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
5709 (target_int_min): Correct computation.
5710 (format_integer): Use long long as the argument for the ll length
5712 (format_floating): Use target_int_max().
5713 (get_string_length): Same.
5714 (format_string): Avoid setting the bounded flag for strings
5716 (try_substitute_return_value): Avoid setting range info when
5717 the result isn't bounded.
5718 * varasm.c (assemble_name): Increase buffer size.
5720 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
5721 Terry Guo <terry.guo@arm.com>
5723 * target.def (elf_flags_numeric): New target hook.
5724 * targhooks.h (default_asm_elf_flags_numeric): New.
5725 * varasm.c (default_asm_elf_flags_numeric): New.
5726 (default_elf_asm_named_section): Use new target hook.
5727 * config/arm/arm.opt (mpure-code): New.
5728 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
5729 * config/arm/arm.c (arm_asm_init_sections): Add section
5730 attribute to default text section if -mpure-code.
5731 (arm_option_check_internal): Diagnose use of option with
5732 non supported targets and/or options.
5733 (arm_asm_elf_flags_numeric): New.
5734 (arm_function_section): New.
5735 (arm_elf_section_type_flags): New.
5736 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
5738 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
5739 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
5741 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
5743 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
5745 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5747 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
5748 * rtl.h: Adjust prototype.
5750 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5752 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
5753 (prev_active_insn): Likewise.
5754 (active_insn_p): Likewise.
5755 * rtl.h: Adjust prototypes.
5756 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5757 * config/arc/arc.md: Likewise.
5758 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
5759 (branch_needs_nop_p): Likewise.
5760 (use_skip_p): Likewise.
5761 * config/sh/sh.c (gen_block_redirect): Likewise.
5762 (split_branches): Likewise.
5763 * reorg.c (optimize_skip): Likewise.
5764 (fill_simple_delay_slots): Likewise.
5765 (fill_slots_from_thread): Likewise.
5766 (relax_delay_slots): Likewise.
5767 * resource.c (mark_target_live_regs): Likewise.
5769 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5771 * config/cris/cris.c (cris_asm_output_case_end): Change argument
5773 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
5774 (prev_nonnote_nondebug_insn): Likewise.
5775 * config/cris/cris-protos.h: Adjust prototype.
5777 * jump.c (rtx_renumbered_equal_p): Adjust.
5779 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5781 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
5782 * rtl.h: Adjust prototype.
5783 * config/sh/sh.md: Adjust.
5784 * dwarf2out.c (add_var_loc_to_decl): Likewise.
5786 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5788 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
5789 (prev_nondebug_insn): Likewise.
5790 * loop-doloop.c (doloop_condition_get): Likewise.
5791 * rtl.h: Adjust prototype.
5792 * cfgloop.h: Likewise.
5794 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5796 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
5797 (prev_nonnote_insn): Likewise.
5798 * jump.c (reversed_comparison_code_parts): Likewise.
5799 (reversed_comparison): Likewise.
5800 * rtl.h: Adjust prototypes.
5801 * config/arc/arc.md: Adjust.
5802 * cse.c (find_comparison_args): Likewise.
5803 * reorg.c (redundant_insn): Change return type to rtx_insn *.
5804 (fix_reg_dead_note): Change argument type to rtx_insn *.
5805 (delete_prior_computation): Likewise.
5806 (delete_computation): Likewise.
5807 (fill_slots_from_thread): Adjust.
5808 (relax_delay_slots): Likewise.
5809 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
5810 (simplify_relational_operation_1): Likewise.
5811 (simplify_ternary_operation): Likewise.
5813 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5815 * config/arc/arc-protos.h (arc_label_align): Change type of
5816 variables from rtx to rtx_insn *.
5817 * config/arc/arc.c (arc_label_align): Likewise.
5818 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
5819 * config/bfin/bfin.c (workaround_speculation): Likewise.
5820 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
5821 (find_last_same_clock): Likewise.
5822 (reorg_split_calls): Likewise.
5823 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
5824 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
5825 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
5826 (same_cmp_following_p): Likewise.
5827 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
5828 (same_cmp_following_p): Likwise.
5829 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
5830 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
5831 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
5832 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
5833 (rl78_alloc_physical_registers_cmp): Likewise.
5834 (rl78_alloc_physical_registers_umul): Likewise.
5835 (rl78_calculate_death_notes): Likewise.
5836 * config/s390/s390-protos.h (s390_label_align): Likewise.
5837 * config/s390/s390.c (s390_label_align): Likewise.
5838 * config/sh/sh.c (barrier_align): Likewise.
5839 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
5840 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
5841 (emit_cbcond_nop): Likewise.
5843 2016-09-22 Martin Liska <mliska@suse.cz>
5846 * ipa-icf.c (sem_variable::merge): Yield merge operation if
5847 alias address matters, not necessarily address of original.
5849 2016-09-22 Richard Biener <rguenther@suse.de>
5852 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
5855 2016-09-22 Richard Biener <rguenther@suse.de>
5858 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
5859 from constant folding results.
5860 (gimple_resimplify2): Likewise.
5861 (gimple_resimplify3): Likewise.
5863 2016-09-22 Richard Biener <rguenther@suse.de>
5866 * expr.c (expand_expr_real_1): Guard array access against negative
5869 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5871 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
5873 (format_floating): Likewise.
5875 2016-09-22 Jakub Jelinek <jakub@redhat.com>
5878 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
5879 for all IFN_GOMP_SIMD_* internal fns, not just for
5880 IFN_GOMP_SIMD_ORDERED_*.
5882 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5885 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
5886 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
5887 instructions when you want to invert the test.
5888 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
5889 correct order for XXSEL.
5890 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
5891 for using XSCMP{EQ,GT,GE}DP.
5893 2016-09-21 David Malcolm <dmalcolm@redhat.com>
5895 * genconstants.c (main): Introduce noop_reader and convert call
5896 to read_md_files to a method call.
5897 * genenums.c (main): Likewise.
5898 * genmddeps.c (main): Likewise.
5899 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
5900 rtx_reader_ptr->get_top_level_filename ().
5901 (write_tm_preds_h): Likewise.
5902 (write_insn_preds_c): Likewise.
5903 * gensupport.c (class gen_reader): New subclass of rtx_reader.
5904 (rtx_handle_directive): Convert to...
5905 (gen_reader::handle_unknown_directive): ...this.
5906 (init_rtx_reader_args_cb): Convert return type from bool to
5907 rtx_reader *. Create a gen_reader instance, using it for the
5908 call to read_md_files. Return it if no errors occur.
5909 (init_rtx_reader_args): Convert return type from bool to
5911 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5912 (init_rtx_reader_args_cb): Likewise.
5913 * read-md.c (struct file_name_list): Move to class rtx_reader.
5914 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
5915 (read_md_filename): Delete in favor of
5916 rtx_reader::m_read_md_filename.
5917 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
5918 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
5919 (base_dir): Delete in favor of rtx_reader::m_base_dir.
5920 (first_dir_md_include): Delete in favor of
5921 rtx_reader::m_first_dir_md_include.
5922 (last_dir_md_include_ptr): Delete in favor of
5923 rtx_reader::m_last_dir_md_include_ptr.
5924 (max_include_len): Delete.
5925 (rtx_reader_ptr): New.
5926 (fatal_with_file_and_line): Use get_filename and get_lineno
5927 accessors of rtx_reader_ptr.
5928 (require_char_ws): Likewise.
5929 (rtx_reader::read_char): New method, based on ::read_char.
5930 (rtx_reader::unread_char): New method, based on ::unread_char.
5931 (read_escape): Use get_filename and get_lineno accessors of
5933 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
5934 (read_string): Use get_filename and get_lineno accessors of
5936 (rtx_reader::rtx_reader): New ctor.
5937 (rtx_reader::~rtx_reader): New dtor.
5938 (handle_include): Convert from a function to...
5939 (rtx_reader::handle_include): ...this method, converting
5940 handle_directive from a callback to a virtual function.
5941 (handle_file): Likewise, converting to...
5942 (rtx_reader::handle_file): ...this method.
5943 (handle_toplevel_file): Likewise, converting to...
5944 (rtx_reader::handle_toplevel_file): ...this method.
5945 (rtx_reader::get_current_location): New method.
5946 (parse_include): Convert from a function to...
5947 (rtx_reader::add_include_path): ...this method, dropping redundant
5948 update to unused max_include_len.
5949 (read_md_files): Convert from a function to...
5950 (rtx_reader::read_md_files): ...this method, converting
5951 handle_directive from a callback to a virtual function.
5952 (noop_reader::handle_unknown_directive): New method.
5953 * read-md.h (directive_handler_t): Delete this typedef.
5955 (read_md_file): Delete.
5956 (read_md_lineno): Delete.
5957 (read_md_filename): Delete.
5958 (class rtx_reader): New class.
5959 (rtx_reader_ptr): New decl.
5960 (class noop_reader): New subclass of rtx_reader.
5961 (read_char): Reimplement in terms of rtx_reader::read_char.
5962 (unread_char): Reimplement in terms of rtx_reader::unread_char.
5963 (read_md_files): Delete.
5964 * read-rtl.c (read_rtx_code): Update for deletion of globals
5965 read_md_filename and read_md_lineno.
5967 2016-09-21 Jason Merrill <jason@redhat.com>
5969 * input.h (from_macro_definition_at): New.
5971 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
5973 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
5975 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5977 PR tree-optimization/77550
5978 * tree-vect-stmts.c (create_array_ref): Change parameters.
5979 (get_group_alias_ptr_type): New function.
5980 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
5982 2016-09-21 Marek Polacek <polacek@redhat.com>
5984 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
5985 Add falls through comment.
5987 2016-09-21 Richard Biener <rguenther@suse.de>
5989 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
5990 (replace_child): Likewise.
5991 (remove_child_TAG): Adjust.
5992 (move_marked_base_types): Likewise.
5993 (prune_unused_types_prune): Clear die_sib of removed children.
5995 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
5998 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
5999 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
6001 2016-09-21 Richard Biener <rguenther@suse.de>
6003 PR tree-optimization/77648
6004 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
6006 (make_transitive_closure_constraints): Adjust comment.
6007 (make_any_offset_constraints): New function.
6008 (handle_rhs_call): Make sure to first expand a pointer to all
6009 subfields before transitively closing it.
6010 (handle_const_call): Likewise. Properly expand returned
6012 (handle_pure_call): Likewise.
6014 2016-09-21 Richard Biener <rguenther@suse.de>
6015 Jakub Jelinek <jakub@redhat.com>
6017 PR tree-optimization/77621
6018 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
6019 group at non-vectorizable stmts.
6021 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6023 PR tree-optimization/72835
6024 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
6025 (make_new_ssa_for_all_defs): Likewise.
6026 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
6028 2016-09-20 Martin Sebor <msebor@redhat.com>
6031 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
6032 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
6033 * config/linux.c (gnu_libc_printf_pointer_format): New function.
6034 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
6035 * config/sol2.c (solaris_printf_pointer_format): New function.
6036 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
6038 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
6039 * doc/tm.texi: Regenerate.
6040 * gimple-fold.h (get_range_strlen): New function.
6041 (get_maxval_strlen): Declare existing function.
6042 * gimple-fold.c (get_range_strlen): Add arguments and compute both
6043 maximum and minimum.
6044 (get_range_strlen): Define overload.
6045 (get_maxval_strlen): Adjust.
6046 * gimple-ssa-sprintf.c: New file and pass.
6047 * passes.def (pass_sprintf_length): Add new pass.
6048 * targhooks.h (default_printf_pointer_format): Declare new function.
6049 (gnu_libc_printf_pointer_format): Same.
6050 (solaris_libc_printf_pointer_format): Same.
6051 * targhooks.c (default_printf_pointer_format): Define new function.
6052 * tree-pass.h (make_pass_sprintf_length): Declare new function.
6053 * print-tree.c: Increase buffer size.
6055 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6057 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
6059 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6061 * common.opt: New option -fipa-vrp.
6062 * ipa-cp.c (ipa_get_vr_lat): New.
6063 (ipcp_vr_lattice::print): Likewise.
6064 (print_all_lattices): Call ipcp_vr_lattice::print.
6065 (ipcp_vr_lattice::meet_with): New.
6066 (ipcp_vr_lattice::meet_with_1): Likewise.
6067 (ipcp_vr_lattice::top_p): Likewise.
6068 (ipcp_vr_lattice::bottom_p): Likewsie.
6069 (ipcp_vr_lattice::set_to_bottom): Likewise.
6070 (set_all_contains_variable): Call VR set_to_bottom.
6071 (initialize_node_lattices): Init VR lattices.
6072 (propagate_vr_accross_jump_function): New.
6073 (propagate_constants_accross_call): Call
6074 propagate_vr_accross_jump_function.
6075 (ipcp_store_vr_results): New.
6076 (ipcp_driver): Handle VR.
6077 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
6078 (ipa_set_jf_unknown): Likewise.
6079 (ipa_compute_jump_functions_for_edge): Likewise.
6080 (ipa_node_params_t::duplicate): Likewise.
6081 (ipa_write_jump_function): Likewise.
6082 (ipa_read_jump_function): Likewise.
6083 (write_ipcp_transformation_info): Likewise.
6084 (read_ipcp_transformation_info): Likewise.
6085 (ipcp_update_vr): New.
6086 (ipcp_transform_function): Handle VR.
6087 * ipa-prop.h (struct ipa_vr): New.
6088 * cgraph.c: Include tree-vrp.h.
6089 * cgraphunit.c: Likewise.
6090 * ipa-utils.c: Likewise.
6093 * toplev.c: Likewise.
6094 * ipa-devirt.c: Likewise.
6095 * ipa-inline-transform.c: Likewise.
6096 * ipa-inline.c: Likewise.
6097 * ipa-profile.c: Likewise.
6099 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6101 * doc/invoke.texi: Document -fdump-tree-evrp.
6102 * passes.def: Define new pass_early_vrp.
6103 * timevar.def: Define new TV_TREE_EARLY_VRP.
6104 * tree-pass.h (make_pass_early_vrp): New.
6105 * tree-ssa-propagate.c: Make replace_uses_in non static.
6106 * tree-ssa-propagate.h: Export replace_uses_in.
6107 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
6108 (extract_range_from_assert): Factor out
6109 extract_range_for_var_from_comparison_expr.
6110 (vrp_initialize_lattice): New.
6111 (vrp_initialize): Factor out vrp_initialize_lattice.
6112 (vrp_valueize): Fix it to reject complex value ranges.
6113 (vrp_free_lattice): New.
6114 (evrp_dom_walker::before_dom_children): Likewise.
6115 (evrp_dom_walker::after_dom_children): Likewise.
6116 (evrp_dom_walker::push_value_range): Likewise.
6117 (evrp_dom_walker::pop_value_range): Likewise.
6118 (execute_early_vrp): Likewise.
6119 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
6120 (make_pass_early_vrp): New.
6122 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
6124 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
6125 instead of exact_log2.
6127 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
6130 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
6131 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
6132 (ix86_add_stmt_cost): Penalize DFmode vector operations
6133 for !TARGET_VECTORIZE_DOUBLE.
6135 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
6137 * doc/invoke.texi (Warning Options): Simplify language.
6138 (Optimize Options): Complete sentence.
6140 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
6142 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
6145 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
6148 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
6149 inits on power8 and above, use the VMRGEW instruction instead of a
6152 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
6153 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
6156 2016-09-20 Tamar Christina <tamar.christina@arm.com>
6158 * config/aarch64/arm_neon.h
6159 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
6160 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
6161 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
6163 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
6165 * config/var/vax.h (ELIMINABLE_REGS): Define.
6166 (INITIAL_ELIMINATION_OFFSET): Define.
6168 2016-09-20 Jakub Jelinek <jakub@redhat.com>
6171 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
6172 cast to void * if the cast is from some other pointer type.
6174 2016-09-20 Richard Biener <rguenther@suse.de>
6176 PR tree-optimization/77646
6177 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
6180 2016-09-20 Tamar Christina <tamar.christina@arm.com>
6182 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
6183 attributes to all inlined functions and make them extern.
6185 2016-09-20 Richard Biener <rguenther@suse.de>
6187 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
6189 * debug.c (do_nothing_debug_hooks): Adjust.
6190 * dbxout.c (dbx_debug_hooks): Likewise.
6191 * sdbout.c (sdb_debug_hooks): Likewise.
6192 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
6193 (dwarf2out_finish): Move producer, filename and
6195 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
6196 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
6198 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6201 * doc/invoke.texi: Document -Wint-in-bool-context.
6204 * dwarf2out.c (output_loc_operands): Fix an assertion.
6206 2016-09-19 Joseph Myers <joseph@codesourcery.com>
6208 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
6209 (CR_DECIMAL_DIG): New macro.
6211 2016-09-19 Joseph Myers <joseph@codesourcery.com>
6213 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
6216 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
6218 PR rtl-optimization/77416
6219 * lra-remat.c (operand_to_remat): Process hard coded insn
6222 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6224 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
6225 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
6227 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
6229 * target.def (lra_p): Wordsmithing.
6230 * doc/tm.texi: Regenerate.
6232 2016-09-19 Jakub Jelinek <jakub@redhat.com>
6233 Jan Hubicka <jh@suse.cz>
6236 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
6237 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
6238 Call ultimate_alias_target just once, not up to 4 times.
6240 2016-09-19 Richard Biener <rguenther@suse.de>
6242 * dwarf2out.c (early_dwarf_finished): New global.
6243 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
6245 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
6246 if called from LTO exit early.
6247 (dwarf2out_late_global_decl): When being during the early
6248 debug phase do not add locations but only const value attributes.
6249 Adjust the way we generate early DIEs for LTO.
6251 2016-09-19 Richard Biener <rguenther@suse.de>
6254 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
6255 proper niter to bound the loops.
6257 2016-09-19 Richard Biener <rguenther@suse.de>
6259 PR tree-optimization/77514
6260 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
6261 search for folded stmt.
6263 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
6265 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
6266 * tree-pass.h (make_pass_early_thread_jumps): Declare.
6267 * tree-ssa-threadbackward.c (fsm_find_thread_path,
6268 fsm_find_thread_path, profitable_jump_thread_path,
6269 fsm_find_control_statement_thread_paths,
6270 find_jump_threads_backwards): Add speed_p parameter.
6271 (pass_data_early_thread_jumps): New pass.
6272 (make_pass_early_thread_jumps): New function.
6274 2016-09-17 Andreas Schwab <schwab@suse.de>
6276 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
6277 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6279 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
6281 * recog.c (rest_of_handle_split_after_reload): Delete.
6282 (pass_split_after_reload::gate): New method.
6283 (pass_split_after_reload::execute): Call split_all_insns directly.
6285 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
6287 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
6288 parameters for functions taking long long arguments.
6290 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6293 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
6294 splat with truncate.
6296 2016-09-16 Jason Merrill <jason@redhat.com>
6298 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
6300 * hwint.c (exact_log2): Use pow2p_hwi.
6301 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
6302 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
6303 * builtins.c (get_object_alignment_2, get_object_alignment)
6304 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
6306 * calls.c (compute_argument_addresses, store_one_arg): Use
6308 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
6309 * combine.c (force_to_mode): Use least_bit_hwi.
6310 (contains_muldiv, find_split_point, combine_simplify_rtx)
6311 (simplify_if_then_else, simplify_set, force_to_mode)
6312 (if_then_else_cond, simplify_and_const_int_1)
6313 (simplify_compare_const): Use pow2p_hwi.
6314 * cse.c (fold_rtx): Use pow2p_hwi.
6315 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
6317 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
6318 (init_expmed_one_conv): Use pow2p_hwi.
6319 * expr.c (is_aligning_offset): Use pow2p_hwi.
6320 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
6321 (fold_binary_loc): Use pow2p_hwi.
6322 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
6323 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
6324 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
6325 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
6327 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
6328 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
6329 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
6330 * omp-low.c (oacc_loop_fixed_partitions)
6331 (oacc_loop_auto_partitions): Use least_bit_hwi.
6332 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
6333 * stor-layout.c (place_field): Use least_bit_hwi.
6334 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
6335 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
6336 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
6337 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
6338 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
6339 * tree-vect-data-refs.c (vect_analyze_group_access_1)
6340 (vect_grouped_store_supported, vect_grouped_load_supported)
6341 (vect_permute_load_chain, vect_shift_permute_load_chain)
6342 (vect_transform_grouped_load): Use pow2p_hwi.
6343 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
6344 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
6345 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
6347 * tsan.c (instrument_expr): Use least_bit_hwi.
6348 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
6350 2016-09-16 Andreas Schwab <schwab@suse.de>
6352 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
6354 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6356 2016-09-16 Jakub Jelinek <jakub@redhat.com>
6359 * combine.c (rest_of_handle_combine): If any edges have been purged,
6360 free dominators if available.
6362 2016-09-16 Jakub Jelinek <jakub@redhat.com>
6363 Eric Botcazou <ebotcazou@adacore.com>
6366 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
6367 through into expand_addsub_overflow after expand_neg_overflow.
6369 2016-09-15 David Malcolm <dmalcolm@redhat.com>
6371 * diagnostic-show-locus.c
6372 (selftest::test_fixit_insert_containing_newline): New function.
6373 (selftest::test_fixit_replace_containing_newline): New function.
6374 (selftest::diagnostic_show_locus_c_tests): Call the above.
6376 2016-09-15 Bin Cheng <bin.cheng@arm.com>
6378 PR tree-optimization/77503
6379 * tree-vect-loop.c (vectorizable_reduction): Record reduction
6380 code for CONST_COND_REDUCTION at analysis stage and use it at
6382 * tree-vectorizer.h (struct _stmt_vec_info): New field.
6383 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
6384 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
6387 2016-09-15 Richard Biener <rguenther@suse.de>
6390 * fold-const.c (split_tree): Do not split constant ~X.
6392 2016-09-15 Jakub Jelinek <jakub@redhat.com>
6394 PR rtl-optimization/77425
6395 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
6399 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
6400 use %qs instead of %s where desirable, use argument instead of arg in
6401 the diagnostic wording, add list of supported strategies and
6403 (ix86_option_override_internal): Emit target("m...") instead of
6404 option("m...") in the diagnostic. Use %qs instead of %s in invalid
6405 -march/-mtune option diagnostic. Add list of supported arches/tunings
6406 and spellcheck hint. Remove prefix, suffix and sw variables, use
6407 main_args_p ? "..." : "..." in diagnostics to make translation
6410 2016-09-15 Richard Biener <rguenther@suse.de>
6412 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
6413 extra offset argument.
6414 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
6415 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
6416 to reflect new offset parameter.
6417 * doc/tm.texi: Regenerate.
6418 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
6419 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
6421 (darwin_asm_output_dwarf_offset): Likewise.
6422 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
6424 (darwin_asm_output_dwarf_offset): Pass offset argument through.
6425 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
6426 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6428 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
6431 * ipa-icf.c (set_alias_uids): New function.
6432 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
6433 all the merged variable's referring aliases.
6435 2016-09-15 Richard Biener <rguenther@suse.de>
6437 PR tree-optimization/77514
6438 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
6439 only forced_stmts sequence.
6441 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
6443 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
6444 * cfgexpand.c (update_alias_info_with_stack_vars): Use
6445 FOR_EACH_SSA_NAME to iterate over SSA variables.
6446 (pass_expand::execute): Likewise.
6447 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
6448 * tree-cfg.c (dump_function_to_file): Likewise.
6449 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
6450 (update_ssa): Likewise.
6451 * tree-ssa-alias.c (dump_alias_info): Likewise.
6452 * tree-ssa-ccp.c (ccp_finalize): Likewise.
6453 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
6454 (create_outofssa_var_map): Likewise.
6455 (coalesce_ssa_name): Likewise.
6456 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
6457 * tree-ssa-pre.c (compute_avail): Likewise.
6458 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
6459 (scc_vn_restore_ssa_info): Likewise.
6460 (free_scc_vn): Likwise.
6461 (run_scc_vn): Likewise.
6462 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
6463 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
6464 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6465 * tree-ssa.c (verify_ssa): Likewise.
6467 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
6469 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
6470 and mips64r2 as default 32-bit and 64-bit architectures.
6471 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
6472 as default 32-bit and 64-bit architectures.
6474 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
6476 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
6479 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6481 * target.def (lra_p): Change commentary (for the manual) for the
6483 * doc/tm.texi: Regenerate.
6485 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6487 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
6488 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
6489 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
6490 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
6492 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6494 * targhooks.c (default_lra_p): Return true instead of false.
6496 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6498 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
6499 hook_bool_void_false.
6500 * config/avr/avr.c: Ditto.
6501 * config/bfin/bfin.c: Ditto.
6502 * config/c6x/c6x.c: Ditto.
6503 * config/cr16/cr16.c: Ditto.
6504 * config/cris/cris.c: Ditto.
6505 * config/epiphany/epiphany.c: Ditto.
6506 * config/fr30/fr30.c: Ditto.
6507 * config/frv/frv.c: Ditto.
6508 * config/h8300/h8300.c: Ditto.
6509 * config/ia64/ia64.c: Ditto.
6510 * config/iq2000/iq2000.c: Ditto.
6511 * config/lm32/lm32.c: Ditto.
6512 * config/m32c/m32c.c: Ditto.
6513 * config/m32r/m32r.c: Ditto.
6514 * config/m68k/m68k.c: Ditto.
6515 * config/mcore/mcore.c: Ditto.
6516 * config/microblaze/microblaze.c: Ditto.
6517 * config/mmix/mmix.c: Ditto.
6518 * config/mn10300/mn10300.c: Ditto.
6519 * config/moxie/moxie.c: Ditto.
6520 * config/msp430/msp430.c: Ditto.
6521 * config/nios2/nios2.c: Ditto.
6522 * config/nvptx/nvptx.c: Ditto.
6523 * config/pa/pa.c: Ditto.
6524 * config/pdp11/pdp11.c: Ditto.
6525 * config/rl78/rl78.c: Ditto.
6526 * config/sparc/sparc.c: Ditto.
6527 * config/spu/spu.c: Ditto.
6528 * config/stormy16/stormy16.c: Ditto.
6529 * config/tilegx/tilegx.c: Ditto.
6530 * config/tilepro/tilepro.c: Ditto.
6531 * config/v850/v850.c: Ditto.
6532 * config/vax/vax.c: Ditto.
6533 * config/visium/visium.c: Ditto.
6534 * config/xtensa/xtensa.c: Ditto.
6536 2016-09-14 Jakub Jelinek <jakub@redhat.com>
6539 * tsan.c: Include target.h.
6540 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
6541 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
6542 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
6543 BUILT_IN_ATOMIC_TEST_AND_SET entries.
6544 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
6546 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
6547 Martin Liska <mliska@suse.cz>
6550 * predict.c (force_edge_cold): Add braces to a condition.
6552 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
6554 PR rtl-optimization/77289
6555 * lra-constraints.c (get_final_hard_regno): Removed.
6556 (get_hard_regno): Add new parameter final_p.
6557 (get_reg_class): Directly call lra_get_elimination_hard_regno.
6558 (operands_match_p): Adjust call to get_hard_regno.
6559 (uses_hard_regs_p): Likewise.
6560 (process_alt_operands): Likewise.
6562 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
6565 * config/msp430/msp430.c (msp430_start_function): Emit an error
6566 if a function is both weak and specifies an interrupt number.
6568 2016-09-13 Jakub Jelinek <jakub@redhat.com>
6570 PR tree-optimization/77454
6571 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
6572 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
6575 2016-09-13 Tamar Christina <tamar.christina@arm.com>
6577 * config/aarch64/aarch64-builtins.c
6578 (aarch64_init_simd_builtins): Fix builtin type signature printing.
6580 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
6582 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
6583 SFmode and SCmode arguments by reference.
6585 2016-09-13 David Malcolm <dmalcolm@redhat.com>
6587 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
6589 (selftest::test_one_liner_fixit_insert_before): ...this, and update
6590 for renaming of add_fixit_insert to add_fixit_insert_before.
6591 (selftest::test_one_liner_fixit_insert_after): New function.
6592 (selftest::test_one_liner_fixit_validation_adhoc_locations):
6593 Update for renaming of add_fixit_insert to add_fixit_insert_before.
6594 (selftest::test_one_liner_many_fixits): Likewise.
6595 (selftest::test_diagnostic_show_locus_one_liner): Update for
6596 renaming, call new test function.
6597 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
6598 renaming of add_fixit_insert to add_fixit_insert_before.
6599 (selftest::test_fixit_consolidation): Likewise.
6600 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
6602 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
6603 (selftest::test_applying_fixits_insert_before): ...this.
6604 (selftest::test_applying_fixits_insert): Update for renaming of
6605 add_fixit_insert to add_fixit_insert_before.
6606 (selftest::test_applying_fixits_insert_after): New function.
6607 (selftest::test_applying_fixits_insert_after_at_line_end): New
6609 (selftest::test_applying_fixits_insert_after_failure): New function.
6610 (selftest::test_applying_fixits_multiple): Update for renaming of
6611 add_fixit_insert to add_fixit_insert_before.
6612 (selftest::change_line): Likewise.
6613 (selftest::test_applying_fixits_unreadable_file): Likewise.
6614 (selftest::test_applying_fixits_line_out_of_range): Likewise.
6615 (selftest::test_applying_fixits_column_validation): Likewise.
6616 (selftest::test_applying_fixits_column_validation): Likewise.
6617 (selftest::edit_context_c_tests): Update for renamed test function;
6618 call new test functions.
6620 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
6622 PR tree-optimization/77536
6623 PR rtl-optimization/68212
6624 * config/rs6000/rs6000.md (div->recip splitter): Remove
6625 optimize_insn_for_speed_p condition.
6627 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
6629 * optabs.c (prepare_cmp_insn): Update documentation comment.
6631 2016-09-13 Jakub Jelinek <jakub@redhat.com>
6632 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6635 * opts.h (candidates_list_and_hint): Declare.
6636 * opts-common.c (candidates_list_and_hint): New function.
6637 (cmdline_handle_error): Use it.
6639 2016-09-12 David Malcolm <dmalcolm@redhat.com>
6641 * edit-context.c (edited_line::get_len): New accessor.
6642 (edited_file::print_diff): Split out hunk-printing into...
6643 (edited_file::print_diff_hunk): New method.
6644 (edited_file::print_diff_line): New method.
6646 2016-09-12 Andrew Pinski <apinski@cavium.com>
6648 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
6650 * config/aarch64/aarch64.c (thunderx_tunings): Enable
6651 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
6652 (aarch64_operands_ok_for_ldpstp): Return false if
6653 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
6654 was SImode and the alignment is less than 8 byte.
6655 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
6657 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
6660 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
6662 2016-09-12 Marek Polacek <polacek@redhat.com>
6664 * doc/extend.texi: Use lowercase "boolean".
6665 * doc/invoke.texi: Likewise.
6666 * doc/md.texi: Likewise.
6667 * target.def: Likewise.
6668 * doc/tm.texi: Regenerated.
6670 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6673 * expmed.c (synth_mult): Delete duplicate mode check.
6675 2016-09-10 Tom de Vries <tom@codesourcery.com>
6678 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
6680 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
6681 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
6683 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
6685 PR rtl-optimization/77289
6686 * lra-constraints.c (get_final_hard_regno): Add support for non hard
6687 register numbers. Remove support for subregs.
6688 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
6689 (get_reg_class): Delete removed get_final_hard_regno() argument.
6690 (uses_hard_regs_p): Call get_final_hard_regno().
6692 2016-09-09 Martin Sebor <msebor@redhat.com>
6696 * pretty-print.c (pp_quoted_string): New function.
6697 (pp_format): Call it for %c and %s directives.
6699 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6701 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
6702 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
6703 INITIAL_ELIMINATION_OFFSET) : Update documentation.
6704 * target.def (frame_pointer_required, can_eliminate): Likewise.
6705 * doc/tm.texi: Regenerated.
6706 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
6708 * df-scan.c (df_hard_reg_init): Likewise.
6709 * ira.c (ira_setup_eliminable_regset): Likewise.
6710 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
6711 init_elim_table): Likewise.
6712 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
6713 set_initial_elim_offsets, update_eliminables,
6714 init_elim_table): Likewise.
6715 * rtlanal.c (get_initial_register_offset): Likewise.
6716 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
6717 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6718 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6719 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6720 * config/fr30/fr30.h: Fix comment.
6721 * config/frv/frv.c: Likewise.
6722 * config/frv/frv.h: Likewise.
6723 * config/ft32/ft32.h: Likewise.
6724 * config/visium/visium.h: Likewise.
6725 * config/pa/pa64-linux.h: Likewise.
6726 * config/v850/v850.h: Likewise.
6727 * config/cris/cris.c: Likewise.
6728 * config/ia64/ia64.h: Likewise.
6729 * config/moxie/moxie.h: Likewise.
6730 * config/m32r/m32r.h: Likewise.
6732 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
6735 * config.in: Regenerate.
6736 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
6738 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
6739 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
6740 static-libmpxwrappers case.
6741 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
6742 MPX_LD_AS_NEEDED_GUARD_POP.
6743 * configure: Regenerate.
6744 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
6745 defined if linker support "--push-state"/"--pop-state".
6747 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
6749 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
6751 2016-09-09 Joseph Myers <joseph@codesourcery.com>
6753 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
6754 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
6755 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
6756 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
6757 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
6758 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
6759 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
6761 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
6762 width macros from TS 18661-1.
6763 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
6765 2016-09-08 Jakub Jelinek <jakub@redhat.com>
6768 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
6769 OMP_CLAUSE_SAFELEN_EXPR.
6771 2016-09-07 David Malcolm <dmalcolm@redhat.com>
6773 * Makefile.in (OBJS): Add substring-locations.o.
6774 * langhooks-def.h (class substring_loc): New forward decl.
6775 (lhd_get_substring_location): New decl.
6776 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
6777 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
6778 * langhooks.c (lhd_get_substring_location): New function.
6779 * langhooks.h (class substring_loc): New forward decl.
6780 (struct lang_hooks): Add field get_substring_location.
6781 * substring-locations.c: New file, taking definition of
6782 format_warning_va and format_warning_at_substring from
6783 c-family/c-format.c, making them non-static.
6784 * substring-locations.h (class substring_loc): Move class here
6785 from c-family/c-common.h. Add and rewrite comments.
6786 (format_warning_va): New decl.
6787 (format_warning_at_substring): New decl.
6788 (get_source_location_for_substring): Add comment.
6790 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
6792 * config/i386/i386.c: Add 'U' suffix to processor feature bits
6793 to avoid -Wnarrowing warning.
6794 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
6795 * opts.c: Likewise for SANITIZER_OPT bitmasks.
6797 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
6799 * config/aarch64/aarch64.c (aarch64_legitimize_address):
6800 Avoid use of base_offset if offset already in range.
6802 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
6804 * config/sh/sh-protos.h (struct sh_atomic_model,
6805 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
6806 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
6807 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
6808 * config/sh/sh.h (struct sh_atomic_model,
6809 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
6810 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
6811 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
6812 Guard with __cplusplus.
6814 2016-09-06 Jakub Jelinek <jakub@redhat.com>
6817 * config/i386/i386.c (ix86_expand_builtin): For builtin with
6818 unsupported or unknown ISA, use expand_call.
6820 2016-09-06 Martin Liska <mliska@suse.cz>
6822 PR gcov-profile/77378
6823 PR gcov-profile/77466
6824 * tree-profile.c (tree_profiling): Detect whether target can use
6825 -fprofile-update=atomic.
6827 2016-09-06 Richard Biener <rguenther@suse.de>
6829 PR tree-optimization/77479
6830 * tree-vrp.c (update_value_range): Extend overflow handling to
6833 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6836 * config/i386/i386.md (isa): Add x64_avx512bw.
6837 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
6838 (kmov_isa): New mode attr.
6839 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
6840 (*zero_extend<mode>si2): Likewise.
6841 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
6843 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
6845 * doc/invoke.texi (SPU Options): nops -> NOPs.
6846 (x86 Options): Ditto.
6848 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6851 * toplev.c (process_options): Temporarily set input_location
6852 to UNKNOWN_LOCATION around targetm.target_option.override () call.
6854 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
6856 PR rtl-optimization/77452
6857 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
6858 inner-mode reference to a CONST_VECTOR constant in the constant pool.
6860 2016-09-05 Marek Polacek <polacek@redhat.com>
6863 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
6865 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6868 * gensupport.c (alter_output_for_subst_insn): Remove redundant
6869 *insn_out == '*' test. Don't copy unnecessary to yet another
6870 memory buffer, and don't leak it.
6872 PR rtl-optimization/77425
6873 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
6875 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
6877 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
6879 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6881 * common.opt (fdiagnostics-generate-patch): New option.
6882 * diagnostic.c: Include "edit-context.h".
6883 (diagnostic_initialize): Initialize context->edit_context_ptr.
6884 (diagnostic_finish): Delete context->edit_context_ptr.
6885 (diagnostic_report_diagnostic): Add fix-it hints from the
6886 diagnostic to context->edit_context_ptr, if any.
6887 * diagnostic.h (class edit_context): Add forward decl.
6888 (struct diagnostic_context): Add field "edit_context_ptr".
6889 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
6890 -fdiagnostics-generate-patch.
6891 (-fdiagnostics-generate-patch): New item.
6892 * toplev.c: Include "edit-context.h".
6893 (process_options): Set global_dc->edit_context_ptr to a new
6894 edit_context if the options need one.
6895 (toplev::main): Handle -fdiagnostics-generate-patch by using
6896 global_dc->edit_context_ptr.
6898 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6901 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
6902 map and firstprivate clauses on target construct for _Atomic
6904 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
6905 on target construct for _Atomic qualified decls.
6906 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
6908 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
6909 _Atomic qualified arguments not mentioned in uniform clause.
6911 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6913 * Makefile.in (OBJS-libcommon): Add edit-context.o.
6914 * diagnostic-color.c (color_dict): Add "diff-filename",
6915 "diff-hunk", "diff-delete", and "diff-insert".
6916 (parse_gcc_colors): Update default value of GCC_COLORS in comment
6917 to reflect above changes.
6918 * doc/invoke.texi (-fdiagnostics-color): Update description of
6919 default GCC_COLORS, and of the supported capabilities.
6920 * edit-context.c: New file.
6921 * edit-context.h: New file.
6922 * input.c (struct fcache): Add field "missing_trailing_newline".
6923 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
6925 (add_file_to_cache_tab): Likewise.
6926 (fcache::fcache): Likewise.
6927 (get_next_line): Update c->missing_trailing_newline.
6928 (location_missing_trailing_newline): New function.
6929 * input.h (location_missing_trailing_newline): New decl.
6930 * selftest-run-tests.c (selftest::run_tests): Call
6931 edit_context_c_tests.
6932 * selftest.h (edit_context_c_tests): New decl.
6934 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6935 Richard Biener <rguenth@suse.de>
6937 PR tree-optimization/77444
6938 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
6939 as steptype, remove redundant initialization.
6941 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6944 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
6945 (sanopt_optimize_walker): Optimize away
6946 __asan_before_dynamic_init (...) followed by
6947 __asan_after_dynamic_init () without intervening memory loads/stores.
6948 * ipa-pure-const.c (special_builtin_state): Handle
6949 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
6950 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
6952 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6954 * cfg.c (free_original_copy_tables): Replace second assignment of
6955 bb_copy = NULL by bb_original = NULL.
6957 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6960 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
6961 assignment added in r216794.
6963 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6965 * Makefile.in (OBJS): Add typed-splay-tree.o.
6966 * selftest-run-tests.c (selftest::run_tests): Call
6967 typed_splay_tree_c_tests.
6968 * selftest.h (typed_splay_tree_c_tests): New decl.
6969 * typed-splay-tree.c: New file.
6970 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
6971 (typed_splay_tree::max): New method.
6972 (typed_splay_tree::min): New method.
6973 (typed_splay_tree::foreach): New method.
6974 (typed_splay_tree::closure): New struct.
6975 (typed_splay_tree::inner_foreach_fn): New function.
6977 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6979 * ipa-cp.c (ipcp_store_bits_results): Change option name from
6980 -fipa-cp-bit to -fipa-bit-cp.
6982 2016-09-01 Martin Sebor <msebor@redhat.com>
6984 PR tree-optimization/71831
6985 * tree-object-size.h: Return bool instead of the size and add
6986 argument for the size.
6987 * tree-object-size.c (compute_object_offset): Update signature.
6988 (addr_object_size): Same.
6989 (compute_builtin_object_size): Return bool instead of the size
6990 and add argument for the size. Handle POINTER_PLUS_EXPR when
6991 optimization is disabled.
6992 (expr_object_size): Adjust.
6993 (plus_stmt_object_size): Adjust.
6994 (pass_object_sizes::execute): Adjust.
6995 * builtins.c (fold_builtin_object_size): Adjust.
6996 * doc/extend.texi (Object Size Checking): Update.
6997 * ubsan.c (instrument_object_size): Adjust.
6999 2016-09-01 Martin Sebor <msebor@redhat.com>
7001 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
7002 it fits the output of the formatted function regardless of its
7004 * genmodes.c (parser::parse_expr): Same.
7005 * gimplify.c (gimplify_asm_expr): Same.
7006 * passes.c (pass_manager::register_one_dump_file): Same.
7007 * print-tree.c (print_node): Same.
7009 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
7011 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
7013 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
7015 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
7017 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
7019 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
7020 * config/rs6000/vector.md: Ditto.
7021 * config/rs6000/vsx.md: Ditto.
7023 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
7025 * ipa-inline-analysis.c (param_change_prob): Get to the base object
7028 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
7030 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
7031 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
7032 *return_and_restore_gpregs_<mode>_r11,
7033 *return_and_restore_gpregs_<mode>_r12,
7034 *return_and_restore_gpregs_<mode>_r1,
7035 *return_and_restore_fpregs_<mode>_r11,
7036 *return_and_restore_fpregs_<mode>_r12,
7037 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
7038 directly instead of via the "l" constraint. Renumber operands.
7041 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
7043 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
7044 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
7045 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
7046 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
7047 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
7048 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
7049 *call_value_nonlocal_darwin64, reload_macho_picbase,
7050 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
7051 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
7052 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
7053 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
7054 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
7055 *save_fpregs_<mode>_r1): Ditto.
7056 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
7057 *return_and_restore_gpregs_spe): Ditto.
7059 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
7061 * config/rs6000/rs6000.md
7062 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
7063 the use of the link register.
7064 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
7066 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7067 Michael Meissner <meissner@linux.vnet.ibm.com>
7070 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
7071 reg+reg addressing for TImode.
7072 (rs6000_legitimate_address_p): Only allow register indirect
7073 addressing for TImode, even without TARGET_QUAD_MEMORY.
7075 2016-09-01 Richard Biener <rguenther@suse.de>
7078 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
7079 check whether the result fits the desired result type.
7081 2016-09-01 Nathan Sidwell <nathan@acm.org>
7083 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
7085 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
7087 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
7089 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
7091 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7093 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
7094 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
7095 for comparisons of integer ZERO_EXTEND against zero.
7097 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
7099 * config/i386/i386.c (ix86_option_override_internal): Also disable the
7100 STV pass if -mstackrealign is enabled.
7102 2016-08-31 Ilya Verbin <iverbin@gmail.com>
7104 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
7107 2016-08-31 David Malcolm <dmalcolm@redhat.com>
7109 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
7110 (layout_range::intersects_line_p): New method.
7111 (test_range_contains_point_for_single_point): Rename to...
7112 (test_layout_range_for_single_point): ...this, and add testing
7113 for layout_range::intersects_line_p.
7114 (test_range_contains_point_for_single_line): Rename to...
7115 (test_layout_range_for_single_line): ...this, and add testing
7116 for layout_range::intersects_line_p.
7117 (test_range_contains_point_for_multiple_lines): Rename to...
7118 (test_layout_range_for_multiple_lines): ...this, and add testing
7119 for layout_range::intersects_line_p.
7120 (layout::layout): Populate m_fixit_hints.
7121 (layout::get_expanded_location): Handle the case of a line-span
7123 (layout::validate_fixit_hint_p): New method.
7124 (get_line_span_for_fixit_hint): New function.
7125 (layout::calculate_line_spans): Add spans for fixit-hints.
7126 (layout::should_print_annotation_line_p): New method.
7127 (layout::print_any_fixits): Drop param "richloc", instead using
7128 validated fixits in m_fixit_hints. Add "const" to hint pointers.
7129 (diagnostic_show_locus): Avoid printing blank annotation lines.
7130 (selftest::test_diagnostic_context::test_diagnostic_context):
7131 Initialize show_column and start_span.
7132 (selftest::test_diagnostic_context::start_span_cb): New static
7134 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
7135 (selftest::diagnostic_show_locus_c_tests): Update for function
7136 renamings. Call test_diagnostic_show_locus_fixit_lines.
7138 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
7140 PR tree-optimization/73714
7141 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
7143 2016-08-31 David Malcolm <dmalcolm@redhat.com>
7145 * selftest.c: Move "namespace selftest {" to top of file,
7146 removing explicit "selftest::" qualifiers throughout.
7148 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
7150 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
7152 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
7153 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
7154 Replace builtin with vector extension.
7155 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
7157 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
7158 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
7159 Replace builtin with vector extension.
7160 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
7161 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
7162 Replace builtin with vector extension.
7163 * config/i386/xmmintrin.h (__m128_u): New type.
7164 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
7165 (_mm_load_ps, _mm_store_ps): Simplify.
7167 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
7169 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
7171 2016-08-30 David Malcolm <dmalcolm@redhat.com>
7173 * diagnostic-show-locus.c (colorizer::begin_state): Support more
7174 than 3 ranges per diagnostic by alternating between color 1 and
7176 (layout::layout): Replace use of rich_location::MAX_RANGES
7177 with richloc->get_num_locations ().
7178 (layout::calculate_line_spans): Replace use of
7179 rich_location::MAX_RANGES with m_layout_ranges.length ().
7180 (layout::print_annotation_line): Handle arbitrary numbers of
7181 ranges in caret-printing by defaulting to '^'.
7182 (selftest::test_one_liner_many_fixits): New function.
7183 (test_diagnostic_show_locus_one_liner): Call it.
7184 * diagnostic.c (diagnostic_initialize): Update for renaming
7185 of rich_location::MAX_RANGES to
7186 rich_location::STATICALLY_ALLOCATED_RANGES.
7187 * diagnostic.h (struct diagnostic_context): Likewise.
7189 2016-08-30 David Malcolm <dmalcolm@redhat.com>
7191 * selftest.c (selftest::named_temp_file::named_temp_file): New
7193 (selftest::temp_source_file::~temp_source_file): Move to...
7194 (selftest::named_temp_file::~named_temp_file): ...here.
7195 (selftest::test_named_temp_file): New function.
7196 (selftest::selftest_c_tests): Call test_named_temp_file.
7197 * selftest.h (class named_temp_file): New class.
7198 (class temp_source_file): Convert to a subclass of named_temp_file.
7200 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
7202 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
7203 USEs of LR_REGNO in returns and sibcalls.
7204 (rs6000_output_mi_thunk): Similar.
7205 (rs6000_sibcall_aix): Similar.
7206 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
7207 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
7208 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
7209 Remove the USE of LR_REGNO from the patterns as well. Delete an
7211 (return_internal_<mode>): Delete.
7213 2016-08-30 Tamar Christina <tamar.christina@arm.com>
7215 * config/aarch64/aarch64-simd.md
7216 (aarch64_ld2<mode>_dreg_le): New.
7217 (aarch64_ld2<mode>_dreg_be): New.
7218 (aarch64_ld2<mode>_dreg): Removed.
7219 (aarch64_ld3<mode>_dreg_le): New.
7220 (aarch64_ld3<mode>_dreg_be): New.
7221 (aarch64_ld3<mode>_dreg): Removed.
7222 (aarch64_ld4<mode>_dreg_le): New.
7223 (aarch64_ld4<mode>_dreg_be): New.
7224 (aarch64_ld4<mode>_dreg): Removed.
7225 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
7227 2016-08-30 David Malcolm <dmalcolm@redhat.com>
7229 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
7230 redundant location param.
7231 (test_one_liner_fixit_remove): Likewise.
7232 (test_one_liner_fixit_replace): Likewise.
7233 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
7234 * gcc-rich-location.c
7235 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
7236 get_range_from_loc. Drop overload taking a const char *.
7237 * gcc-rich-location.h
7238 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
7241 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
7243 * config/linux.c (linux_libc_has_function): Return true on musl.
7245 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
7247 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
7249 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
7251 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
7252 used for abnormal egdes.
7254 2016-08-30 Jakub Jelinek <jakub@redhat.com>
7256 PR tree-optimization/72866
7257 * tree-vect-patterns.c (search_type_for_mask): Turn into
7258 a small wrapper, move all code to ...
7259 (search_type_for_mask_1): ... this new function. Add caching
7260 and adjust recursive calls.
7263 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
7264 instead of lookup_type_die (type_main_variant (type)) even for array
7268 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
7269 constant pool reference return x instead of c.
7271 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
7273 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
7276 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7279 (selftest::test_make_location_nonpure_range_endpoints): Fix
7282 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7284 * diagnostic-show-locus.c
7285 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
7287 (selftest::test_diagnostic_show_locus_one_liner): Call it.
7288 * input.c (get_pure_location): Move to libcpp/line-map.c.
7289 * input.h (get_pure_location): Convert decl to an inline function
7290 calling implementation in libcpp.
7292 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
7295 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
7296 template for intel asm dialect.
7297 (vec_set_hi_<mode><mask_name>): Ditto.
7299 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7301 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
7302 (selftest::fail_formatted): Likewise.
7304 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7306 * input.c (make_location): Call get_start and get_finish
7307 on the endpoints to avoid storing packed ranges or ad-hoc
7309 (selftest::test_make_location_nonpure_range_endpoints): New function.
7310 (selftest::input_c_tests): Call it.
7311 * input.h (get_start): New inline function.
7313 2016-08-29 Tom de Vries <tom@codesourcery.com>
7316 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
7319 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
7321 * Makefile.in (gcov-iov.h): Add dummy recipe.
7323 2016-08-29 Nathan Sidwell <nathan@acm.org>
7325 * config/nvptx/nvptx.c: #include tree-vrp.h.
7327 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
7330 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
7331 HIGH+LO construct during reload.
7333 2016-08-28 Tom de Vries <tom@codesourcery.com>
7336 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
7337 'sysv_abi va_list' attribute.
7338 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
7339 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
7342 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7344 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
7345 * emit-rtl.c (unshare_all_rtl_1): Adjust.
7346 (unshare_all_rtl_again): Likewise.
7347 * function.c (assign_stack_local_1): Likewise.
7348 (assign_stack_temp_for_type): Likewise.
7350 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7352 * cfgbuild.c (make_edges): Adjust.
7353 * cfgrtl.c (can_delete_label_p): Likewise.
7354 * dwarf2cfi.c (create_trace_edges): Likewise.
7355 * except.c (sjlj_emit_dispatch_table): Likewise.
7356 * function.h (struct expr_status): make x_forced_labels a vector.
7357 * jump.c (rebuild_jump_labels_1): Adjust.
7358 * reload1.c (set_initial_label_offsets): Likewise.
7359 * stmt.c (force_label_rtx): Likewise.
7360 (expand_label): Likewise.
7362 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7364 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
7366 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
7368 PR tree-optimization/71077
7369 PR tree-optimization/68542
7370 * fold-const.c (fold_relational_const): Fix folding of
7371 VECTOR_CST comparisons that have a scalar boolean result type.
7372 (selftest::test_vector_folding): New static function.
7373 (selftest::fold_const_c_tests): Call it.
7375 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7377 * doc/extend.texi (SPU Built-in Functions): Remove stale
7378 references to material formerly at IBM and Sony.
7380 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
7383 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
7385 2016-08-26 David Malcolm <dmalcolm@redhat.com>
7387 * diagnostic-show-locus.c
7388 (selftest::test_fixit_consolidation): New function.
7389 (selftest::diagnostic_show_locus_c_tests): Call it.
7390 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
7391 constructor based on source_range.
7393 2016-08-26 David Malcolm <dmalcolm@redhat.com>
7395 * diagnostic-color.c (color_dict): Add "fixit-insert" and
7397 (parse_gcc_colors): Update description of default GCC_COLORS.
7398 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
7399 (colorizer::set_fixit_insert): New method.
7400 (colorizer::set_fixit_delete): New method.
7401 (colorizer::get_color_by_name): New method.
7402 (colorizer::STATE_FIXIT_INSERT): New constant.
7403 (colorizer::STATE_FIXIT_DELETE): New constant.
7404 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
7405 fields in favor of new field "m_stop_color". Add fields
7406 "m_fixit_insert" and "m_fixit_delete".
7407 (colorizer::colorizer): Update for above changes. Replace
7408 colorize_start calls with calls to get_color_by_name.
7409 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
7410 STATE_FIXIT_DELETE. Update for field renamings.
7411 (colorizer::finish_state): Simplify by using m_stop_color,
7412 rather than multiple identical "*_ce" fields.
7413 (colorizer::get_color_by_name): New method.
7414 (layout::print_any_fixits): Print insertions and replacements
7415 using the "fixit-insert" color, and deletions using the
7416 "fixit-delete" color.
7417 * doc/invoke.texi (-fdiagnostics-color): Update description of
7418 default GCC_COLORS, and of the supported capabilities.
7420 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
7422 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
7423 current_function_static_stack_size variable with the static
7424 stack frame size of the current function when
7425 flag_stack_usage_info is enabled.
7427 2016-08-26 Nathan Sidwell <nathan@acm.org>
7429 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
7430 assignment inside if condition.
7432 2016-08-26 Richard Biener <rguenther@suse.de>
7434 PR tree-optimization/69047
7435 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
7436 extracts similar to what FRE does.
7437 (non_rewritable_mem_ref_base): Likewise.
7439 2016-08-26 Joseph Myers <joseph@codesourcery.com>
7441 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
7442 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7443 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7444 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7445 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
7447 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7448 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7449 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7450 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
7451 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7453 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7456 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
7457 reservation duration to 15 cycles.
7458 (cortex_a8_vfp_macs): Likewise.
7459 (cortex_a8_vfp_macd): Likewise.
7460 (cortex_a8_vfp_divs): Likewise.
7461 (cortex_a8_vfp_divd): Likewise.
7463 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7465 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
7466 (aarch_macro_fusion_pair_p): Use above to avoid early return.
7468 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7469 Martin Jambhor <mjambor@suse.cz>
7471 * common.opt: New option -fipa-bit-cp.
7472 * doc/invoke.texi: Document -fipa-bit-cp.
7473 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
7474 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
7475 * tree-ssa-ccp.h: New header file.
7476 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
7477 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
7478 Replace all occurences of tree parameter by two new params: signop, int.
7479 (bit_value_unop_1): Change to bit_value_unop and export it.
7480 Replace all occurences of tree parameter by two new params: signop,
7482 (bit_value_binop): Change call from bit_value_binop_1 to
7484 (bit_value_assume_aligned): Likewise.
7485 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
7486 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
7488 (ccp_finalize): Skip processing if val->mask == 0.
7489 * ipa-cp.c: Include tree-ssa-ccp.h
7490 (ipcp_bits_lattice): New class.
7491 (ipcp_param_lattice (bits_lattice): New member.
7492 (print_all_lattices): Call ipcp_bits_lattice::print.
7493 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
7494 (initialize_node_lattices): Likewise.
7495 (propagate_bits_accross_jump_function): New function.
7496 (propagate_constants_accross_call): Call
7497 propagate_bits_accross_jump_function.
7498 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
7499 (ipcp_store_bits_results): New function.
7500 (ipcp_driver): Call ipcp_store_bits_results.
7501 * ipa-prop.h (ipa_bits): New struct.
7502 (ipa_jump_func): Add new member bits of type ipa_bits.
7503 (ipa_param_descriptor): Change decl to decl_or_type.
7504 (ipa_get_param): Change decl to decl_or_type and assert on
7506 (ipa_get_type): New function.
7507 (ipcp_transformation_summary): New member bits.
7508 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
7509 (ipa_populate_param_decls): Likewise.
7510 (ipa_dump_param): Likewise.
7511 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
7513 (ipa_set_jf_unknown): Set ipa_bits::known to false.
7514 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
7516 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
7517 (ipa_write_jump_function): Add streaming for ipa_bits.
7518 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
7519 (write_ipcp_transformation_info): Add streaming for ipa_bits
7521 (read_ipcp_transfomration_info): Add support for reading streamed
7523 (ipcp_update_bits): New function.
7524 (ipcp_transform_function): Call ipcp_update_bits.
7526 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
7528 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
7529 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
7531 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
7533 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
7535 2016-08-25 Richard Biener <rguenther@suse.de>
7537 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
7538 Only add locations in late dwarf.
7539 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
7540 (dwarf2out_early_finish): But do it here.
7542 2016-08-24 Michael Collison <michael.collison@linaro.org>
7543 Michael Collison <michael.collison@arm.com>
7545 * config/arm/arm-modes.def: Add new condition code mode CC_V
7546 to represent the overflow bit.
7547 * config/arm/arm.c (maybe_get_arm_condition_code):
7548 Add support for CC_Vmode.
7549 (arm_gen_unlikely_cbranch): New function to generate common
7550 rtl conditional branches for overflow patterns.
7551 * config/arm/arm-protos.h: Add prototype for
7552 arm_gen_unlikely_cbranch.
7553 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
7554 addsi3_compareV_upper): New patterns to support signed
7555 builtin overflow add operations.
7556 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
7557 New patterns to support unsigned builtin add overflow operations.
7558 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
7559 builtin overflow subtract operations,
7560 (usubv<mode>4): New patterns to support unsigned builtin subtract
7561 overflow operations.
7562 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
7563 to support builtin overflow negate operations.
7565 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7568 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7570 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7571 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7574 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
7576 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
7577 MULTILIB_OPTIONS should be used. Small wording fixes.
7578 * genmultilib: Memorize set of all option combinations in
7579 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
7580 found in MULTILIB_OPTIONS by checking if option set is listed in
7581 combination_space. Output new and existing error message to stderr.
7583 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
7585 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
7586 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
7587 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
7588 (MULTILIB_REUSE): Remove reuse rules for option set including
7589 -mfpu=fp-armv8 and -mfpu=vfpv4
7591 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
7593 * config/arm/t-rtems: Add vfp multilib.
7595 2016-08-23 Ian Lance Taylor <iant@golang.org>
7597 * config/s390/s390.c (s390_asm_file_start): Call
7600 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7602 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
7603 initialization of all 0's to the 0 constant, instead of directly
7604 generating XOR. Add support for V4SImode vector initialization on
7605 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
7606 initialization. Change variables used in V4SFmode vector
7607 intialization. For V4SFmode vector splat on ISA 3.0, make sure
7608 any memory addresses are in index form. Add support for using
7609 VSPLTH/VSPLTB to initialize vector short and vector char vectors
7610 with all of the same element.
7611 (regno_or_subregno): New helper function to return a register
7612 number for either REG or SUBREG.
7613 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
7614 Use regno_or_subregno where possible.
7615 (rs6000_split_v4si_init_di_reg): New helper function to build up a
7616 DImode value from two SImode values in order to generate V4SImode
7617 vector initialization on 64-bit systems with direct move.
7618 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
7620 (rtx_is_swappable_p): V4SImode vector initialization insn is not
7622 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
7624 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
7625 attributes to initialize V8HImode and V16QImode vectors with the
7627 (VSX_SPLAT_COUNT): Likewise.
7628 (VSX_SPLAT_SUFFIX): Likewise.
7629 (UNSPEC_VSX_VEC_INIT): New unspec.
7630 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
7631 Allow SFmode values to come from Altivec registers.
7632 (vsx_init_v4si): New insn/split for V4SImode vector initialization
7633 on 64-bit systems with direct move.
7634 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
7635 vector initializations, to allow V4SImode vector initializations
7636 on 64-bit systems with direct move.
7637 (vsx_splat_v4si): Likewise.
7638 (vsx_splat_v4si_di): Likewise.
7639 (vsx_splat_v4sf): Likewise.
7640 (vsx_splat_v4sf_internal): Likewise.
7641 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
7643 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
7644 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
7645 initializing V8HImode and V16QImode vectors with the same
7647 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
7648 optimization if -maltivec=be.
7650 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
7652 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
7653 attribute for alternatives 3 and 4.
7655 2016-08-23 David Malcolm <dmalcolm@redhat.com>
7657 * selftest.c (selftest::assert_str_contains): New function.
7658 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
7659 * selftest.h (selftest::assert_str_contains): New decl.
7660 (ASSERT_STR_CONTAINS): New macro.
7662 2016-08-23 Richard Biener <rguenther@suse.de>
7664 PR tree-optimization/77286
7665 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
7667 (vect_transform_loop): Split exit edges of loop and scalar
7668 loop if required and at the appropriate time.
7670 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7672 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7673 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7675 Correct a typo in a comment.
7677 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7679 * config/s390/s390.md ("*andc_split"): New splitter for and with
7682 2016-08-23 Richard Biener <rguenther@suse.de>
7684 PR tree-optimization/27336
7685 * tree-vrp.c (infer_value_range): Handle stmts that can throw
7686 by looking for a non-EH edge.
7687 (process_assert_insertions_for): Likewise.
7689 2016-08-23 Richard Biener <rguenther@suse.de>
7692 * statistics.c (statistics_counter_event): Robustify against
7695 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7697 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
7698 for targets amdfam10 and barcelona.
7700 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
7702 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
7703 (zero_extend<mode>di2): Ditto.
7704 (*zero_extend<mode>si2): Ditto.
7705 (*zero_extendqihi2): Ditto.
7707 2016-08-22 Joseph Myers <joseph@codesourcery.com>
7710 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
7711 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
7713 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
7715 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
7716 identical consecutive elements.
7717 [SSA_NAME]: Print the name's def stmt on its own line. When printing
7718 the node's def stmt, avoid printing an unwanted trailing newline by
7719 replacing the call to print_gimple_stmt() with its inlined body and
7720 adjusting it to not set pp_needs_newline and to call pp_flush()
7721 instead of pp_newline_and_flush().
7723 2016-08-22 Joseph Myers <joseph@codesourcery.com>
7725 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
7726 (float32_type_node, float64_type_node, float32x_type_node)
7727 (float128x_type_node): New macros.
7728 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
7729 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
7730 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
7731 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
7732 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
7733 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
7734 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
7735 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
7736 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
7737 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
7738 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
7739 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
7740 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
7741 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
7742 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
7743 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
7744 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
7745 (copysign, fabs, huge_val, inf, nan, nans): Use it.
7746 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
7748 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
7749 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
7750 * doc/extend.texi (Other Builtins): Document these built-in
7752 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
7755 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
7757 * doc/install.texi (Binaries): www.opencsw.org now uses https.
7759 2016-08-22 Richard Biener <rguenther@suse.de>
7761 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
7763 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
7766 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
7767 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
7768 non-SSE2 athlons only, otherwise prefer SSE prefetches.
7770 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7772 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
7773 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
7774 (vrp_visit_switch_stmt): Likewise.
7775 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
7776 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
7777 (vrp_visit_stmt): Use extract_range_from_stmt.
7778 (vrp_visit_phi_node): Use extract_range_from_phi_node.
7780 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7782 * Makefile.in: Add tree-vrp.h to GTFILES.
7783 * gengtype.c (open_base_files): Add tree-vrp.h.
7784 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
7785 * builtins.c: Likewise.
7786 * fold-const.c: Likewise.
7787 * gimple-builder.c: Likewise.
7788 * gimple-laddress.c: Likewise.
7789 * hsa-gen.c: Likewise.
7790 * internal-fn.c: Likewise.
7792 * targhooks.c: Liewise,
7793 * tree-ssa-address.c: Likewise.
7794 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
7795 * tree-vrp.c (struct value_range): Move to tree-vrp.h
7796 * tree-vrp.h: New file.
7798 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7800 PR tree-optimization/61839
7801 * tree-vrp.c (two_valued_val_range_p): New.
7802 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
7803 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
7804 Also Convert VAR BINOP CST where VAR is two-valued to
7805 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
7807 2016-08-19 David Malcolm <dmalcolm@redhat.com>
7809 * diagnostic-show-locus.c
7810 (layout::annotation_line_showed_range_p): New method.
7811 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
7812 Reimplement case fixit_hint::REPLACE to cover removals, and
7813 replacements where the range of the replacement isn't one
7814 of the ranges in the rich_location.
7815 (test_one_liner_fixit_replace): Likewise.
7816 (selftest::test_one_liner_fixit_replace_non_equal_range): New
7818 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
7820 (selftest::test_diagnostic_show_locus_one_liner): Call the new
7822 * diagnostic.c (print_parseable_fixits): Remove case
7825 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
7828 * config/i386/i386.c (ix86_option_override_internal): Remove
7829 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
7830 Enable SSE prefetch also for TARGET_PREFETCHWT1.
7831 Do not try to enable TARGET_PRFCHW ISA flag here.
7832 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
7833 Rewrite expander function body.
7834 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
7836 2016-08-19 Joseph Myers <joseph@codesourcery.com>
7839 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
7840 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
7841 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
7842 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
7843 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
7844 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
7845 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
7846 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
7847 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
7849 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
7851 (struct floatn_type_info): New structure type.
7852 (floatn_nx_types): New variable declaration.
7853 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
7854 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
7855 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
7856 * tree.c (floatn_nx_types): New variable.
7857 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
7858 corresponding complex types.
7859 * target.def (floatn_mode): New hook.
7860 * targhooks.c: Include "real.h".
7861 (default_floatn_mode): New function.
7862 * targhooks.h (default_floatn_mode): New prototype.
7863 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
7865 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
7866 effective-target and dg-add-options keywords.
7867 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
7868 Document new effective-target keywords.
7869 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
7870 * doc/tm.texi: Regenerate.
7871 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
7872 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
7873 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
7875 * real.h (struct real_format): Add field ieee_bits.
7876 * real.c (ieee_single_format, mips_single_format)
7877 (motorola_single_format, spu_single_format, ieee_double_format)
7878 (mips_double_format, motorola_double_format)
7879 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
7880 (ieee_extended_intel_128_format)
7881 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
7882 (mips_extended_format, ieee_quad_format, mips_quad_format)
7883 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
7884 (decimal_double_format, decimal_quad_format, ieee_half_format)
7885 (arm_half_format, real_internal_format: Initialize ieee_bits
7887 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
7888 float128_type_node. Set float80_type_node to float64x_type_node
7889 if appropriate and long_double_type_node not appropriate.
7890 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
7891 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
7892 Initialize ieee_bits field.
7893 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
7894 (rs6000_init_builtins): Set ieee128_float_type_node to
7896 (rs6000_floatn_mode): New function.
7898 2016-08-19 Jakub Jelinek <jakub@redhat.com>
7900 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7901 _rdseed64_step): Uglify argument names and/or local variable names
7902 in inline functions.
7903 * config/i386/rtmintrin.h (_xabort): Likewise.
7904 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
7905 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
7906 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
7907 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
7908 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
7909 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
7910 _mm_maskz_ternarylogic_epi32): Likewise.
7911 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
7912 __lwpins32, __lwpins64): Likewise.
7913 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
7914 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
7915 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
7916 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
7917 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
7918 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
7919 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
7920 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
7921 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
7922 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
7923 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
7924 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
7925 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
7926 _mm256_mask_i64gather_epi32): Likewise.
7927 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7928 * config/i386/ia32intrin.h (__writeeflags): Likewise.
7929 * config/i386/pkuintrin.h (_wrpkru): Likewise.
7930 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
7931 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
7932 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
7933 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
7934 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
7935 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
7936 _mm512_mask_prefetch_i64scatter_ps): Likewise.
7937 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7938 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
7939 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
7940 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
7941 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
7942 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
7943 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
7944 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
7946 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
7948 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
7949 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
7951 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
7952 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
7954 (_rdpkru_u32): Add space after function name.
7956 * config/i386/t-i386 (i386-c.o): Don't depend on
7957 i386-builtin-types.inc.
7958 (i386.o): Depend on i386-builtin-types.inc.
7960 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
7963 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
7964 Use const_vec_duplicate to check for duplicated elements.
7966 2016-08-19 Richard Biener <rguenther@suse.de>
7968 PR tree-optimization/77290
7969 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7970 Fix flag_tree_parallelize_loops check.
7972 2016-08-19 Richard Biener <rguenther@suse.de>
7974 * match.pd (x | 0 -> x): Add.
7976 2016-08-19 Richard Biener <rguenther@suse.de>
7978 PR tree-optimization/77286
7979 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
7980 Deal with virtual PHIs being out-of-order.
7982 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7984 * doc/invoke.texi (fverbose-asm): Note that source code lines
7985 are emitted, and provide an example.
7986 * final.c (asm_show_source): New function.
7987 (final_scan_insn): Call asm_show_source.
7989 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7991 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
7992 param with diagnostic_kind.
7993 (class colorizer): Similarly replace field m_diagnostic with
7995 (colorizer::colorizer): Replace diagnostic
7996 param with diagnostic_kind.
7997 (colorizer::begin_state): Update for above field change.
7998 (layout::layout): Replace diagnostic param with rich_location *
7999 and diagnostic_kind.
8000 (diagnostic_show_locus): Replace diagnostic param with richloc
8001 and diagnostic_kind.
8002 (class selftest::test_diagnostic_context): New class.
8003 (selftest::test_diagnostic_show_locus_unknown_location): New
8005 (selftest::test_one_liner_simple_caret): New function.
8006 (selftest::test_one_liner_caret_and_range): New function.
8007 (selftest::test_one_liner_multiple_carets_and_ranges): New
8009 (selftest::test_one_liner_fixit_remove): New function.
8010 (selftest::test_one_liner_fixit_replace): New function.
8011 (selftest::test_diagnostic_show_locus_one_liner): New function.
8012 (selftest::diagnostic_show_locus_c_tests): Call the new test
8014 * diagnostic.c (diagnostic_initialize): Initialize
8015 colorize_source_p, show_ruler_p and parseable_fixits_p.
8016 (default_diagnostic_finalizer): Update for change to
8017 diagnostic_show_locus.
8018 (diagnostic_append_note): Likewise.
8019 * diagnostic.h (diagnostic_show_locus): Replace
8020 const diagnostic_info * param with location * and diagnostic_t.
8022 2016-08-18 David Malcolm <dmalcolm@redhat.com>
8024 * input.c (saved_line_table): New global.
8025 (class selftest::temp_line_table): Rename to line_table_test and
8026 move declaration to selftest.h, and drop field m_old_line_table.
8027 (selftest::temp_line_table::temp_line_table): Rename ctor to...
8028 (selftest::line_table_test::line_table_test): ...this. Add a
8029 default ctor. Store current value of line_table within
8031 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
8032 (selftest::line_table_test::~line_table_test): ...this, and
8033 restore line_table from the saved_line_table, rather than
8035 (selftest::test_accessing_ordinary_linemaps): Update for above
8037 (selftest::test_lexer): Likewise.
8038 (struct selftest::lexer_test): Likewise.
8039 (selftest::lexer_test::lexer_test): Likewise.
8040 (selftest::input_c_tests): Move the looping over test cases from
8042 (selftest::for_each_line_table_case): New function.
8043 * input.h (saved_line_table): New decl.
8044 * selftest.h (struct selftest::line_table_case): New forward decl.
8045 (class selftest::line_table_test): New class, moved here from
8046 selftest::temp_line_table in input.c, and renamed.
8047 (selftest::for_each_line_table_case): New decl.
8049 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
8052 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
8054 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
8057 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
8058 enclosing parallel construct for reduction variables on OpenACC loop
8061 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
8063 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
8064 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
8066 (function_to_dwarf_procedure): Update comment.
8068 2016-08-18 David Malcolm <dmalcolm@redhat.com>
8070 * input.c (diagnostics_file_cache_forcibly_evict_file): New
8072 * input.h (diagnostics_file_cache_forcibly_evict_file): New
8074 * selftest.c (selftest::temp_source_file::~temp_source_file):
8075 Evict m_filename from the diagnostic file cache.
8077 2016-08-18 Richard Biener <rguenther@suse.de>
8079 * tree-pass.h (make_pass_materialize_all_clones): Declare.
8080 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
8081 make_pass_materialize_all_clones): New simple IPA pass encapsulating
8082 clone materialization.
8083 * passes.def (all_late_ipa_passes): Start with
8084 pass_materialize_all_clones.
8085 * cgraphunit.c (symbol_table::compile): Remove call to
8086 materialize_all_clones.
8087 * tree-into-ssa.c: Include statistics.h.
8088 (update_ssa): Count number of times we do incremental/rewrite
8091 2016-08-18 Richard Biener <rguenther@suse.de>
8093 PR tree-optimization/77282
8094 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8095 When doing auto-parallelizing also prevent use of PHIs that
8096 carry dependences across loop backedges.
8098 2016-08-18 Tamar Christina <tamar.christina@arm.com>
8099 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8101 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
8103 2016-08-18 Richard Biener <rguenther@suse.de>
8105 * ssa-iterators.h (ssa_vuse_operand): New inline.
8106 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
8107 (predicate_all_scalar_phis): Use remove_phi_node to remove
8108 phi nodes predicated. Delay removing virtual PHIs.
8109 (predicate_mem_writes): Update virtual operands.
8110 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
8111 (tree_if_conversion): Do not rewrite virtual SSA form.
8112 * tree-phinodes.c (release_phi_node): Make static.
8113 * tree-phinodes.h (release_phi_node): Remove.
8115 2016-08-18 Jakub Jelinek <jakub@redhat.com>
8117 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
8118 codes that appear in bdesc_* arrays, instead include i386-builtin.def
8119 twice to define those.
8120 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
8121 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
8122 bdesc_multi_arg): Define by including i386-builtin.def the third time.
8123 * config/i386/i386-builtin.def: New file.
8125 2016-08-17 David Malcolm <dmalcolm@redhat.com>
8127 * input.c (get_source_range_for_char): Rename to...
8128 (selftest::get_source_range_for_char): ...this, and move within
8129 the #if CHECKING_P guard.
8130 (get_num_source_ranges_for_substring): Rename to...
8131 (selftest::get_num_source_ranges_for_substring): ...this, move
8132 within the #if CHECKING_P guard, and make static.
8133 (selftest::assert_num_substring_ranges): Initialize
8136 2016-08-18 Alan Modra <amodra@gmail.com>
8138 PR rtl-optimization/72771
8139 * reload.c (find_reloads): Don't assume that a subreg mem is OK
8140 when find_reloads_toplev returns address_reloaded==-1.
8141 (alternative_allows_const_pool_ref): Update comment.
8143 2015-08-17 Alan Hayward <alan.hayward@arm.com>
8145 PR tree-optimization/71752
8146 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
8147 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
8149 2016-08-17 Jakub Jelinek <jakub@redhat.com>
8151 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
8152 instead of testing ECF_NORETURN bit in gimple_call_flags.
8153 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
8154 * predict.c (tree_bb_level_predictions): Likewise.
8155 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
8158 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
8159 turning a call into __builtin_unreachable-like noreturn call, adjust
8160 gimple_call_set_fntype.
8161 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
8162 gimple_call_fntype has void return type.
8164 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
8166 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
8167 maybe_lookup_decl, to handle nested acc loop directives.
8169 2016-08-17 Richard Biener <rguenther@suse.de>
8171 PR tree-optimization/76490
8172 * tree-vrp.c (update_value_range): Preserve overflow infinities
8173 when intersecting with ranges from get_range_info.
8174 (operand_less_p): Handle overflow infinities correctly.
8175 (value_range_constant_singleton): Use vrp_operand_equal_p
8176 to handle overflow max/min correctly.
8177 (vrp_valueize): Likewise.
8178 (union_ranges): Likewise.
8179 (intersect_ranges): Likewise.
8180 (vrp_visit_phi_node): Improve iteration limitation to only
8181 apply when we'll possibly re-visit the PHI via a changed argument
8184 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
8186 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
8187 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
8188 rather than those that should not be built.
8190 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
8193 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
8195 2016-08-17 Richard Biener <rguenther@suse.de>
8197 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
8198 (verify_vssa): New function verifying virtual SSA form.
8199 (verify_ssa): Call it.
8200 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
8201 Do not apply loop-closed SSA handling to virtuals.
8202 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
8203 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
8204 when rewriting their symbol.
8205 (prepare_def_site_for): Likewise.
8206 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
8207 operands of moved stmts.
8209 2016-08-17 Richard Biener <rguenther@suse.de>
8211 PR tree-optimization/23855
8212 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
8213 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
8214 find guards to hoist. Do not update SSA form but rewrite virtuals
8215 into loop closed SSA.
8216 (find_loop_guard): Adjust to skip already hoisted guards. Do
8217 not mark virtuals for renaming or update SSA form.
8219 2016-08-17 Martin Liska <mliska@suse.cz>
8221 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
8222 a LONG_LONG_TYPE_SIZE comparison.
8223 * gcov-io.h: Remove macro definitions.
8224 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
8225 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
8228 2016-08-16 Jakub Jelinek <jakub@redhat.com>
8230 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
8231 that builtins not mentioned in bdesc_* arrays come first, then
8232 the ones mentioned in bdesc_* arrays in the order they appear in
8233 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
8234 IX86_BUILTIN__BDESC_*_LAST enumerator.
8235 (bdesc_mpx): Fix up a comment typo.
8236 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
8237 __builtin_ia32_vpcomneu[bwdq] builtins.
8238 (BDESC_VERIFY, BDESC_VERIFYS): Define.
8239 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
8240 enum ix86_builtins ordering.
8241 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
8242 for direct bdesc_* array member access instead of searching all the
8243 arrays until an fcode match is found.
8245 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
8247 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
8248 pattern as define_insn_and_split. Split insn before reload to
8250 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
8251 <shift_insn><mode>3_1.
8252 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
8253 <rotate_insn><mode>3_1.
8255 2016-08-16 David Malcolm <dmalcolm@redhat.com>
8258 * input.c (get_source_range_for_substring): Rename to...
8259 (get_source_location_for_substring): ...this, adding param
8260 "caret_idx", and converting output param from source_range * to
8262 (get_source_range_for_char): New function.
8263 (get_num_source_ranges_for_substring): Update comment to reflect
8265 (assert_char_at_range): Update to use get_source_range_for_char
8266 rather than get_source_range_for_substring.
8267 (test_lexer_string_locations_concatenation_2): Likewise.
8268 * substring-locations.h (get_source_range_for_substring): Rename
8270 (get_source_location_for_substring): ...this, and adding param
8271 "caret_idx", and converting output param from source_range * to
8274 2016-08-16 David Malcolm <dmalcolm@redhat.com>
8276 * input.c (class selftest::temp_source_file): Move to
8278 (selftest::temp_source_file::temp_source_file): Move to
8280 (selftest::temp_source_file::~temp_source_file): Likewise.
8281 * selftest.c (selftest::temp_source_file::temp_source_file): Move
8283 (selftest::temp_source_file::~temp_source_file): Likewise.
8284 * selftest.h (class selftest::temp_source_file): Move here from
8287 2016-08-16 Jakub Jelinek <jakub@redhat.com>
8290 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
8291 inlining, add cgraph edge for the added __builtin_unreachable call.
8294 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
8295 only cast it to SHWI for the final comparison.
8297 2016-08-16 Martin Liska <mliska@suse.cz>
8299 PR gcov-profile/36412
8300 * doc/gcov.texi: Document --hash-filenames(-x).
8301 * gcov.c (print_usage): Add the option.
8302 (process_args): Process the option, sort options alphabetically.
8303 (md5sum_to_hex): New function.
8304 (make_gcov_file_name): Do the md5sum and append it to a
8307 2016-08-16 Bin Cheng <bin.cheng@arm.com>
8309 PR tree-optimization/69848
8310 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
8311 and swtich operands to avoid additional NOT instruction.
8312 (vcond<v_cmp_mixed><mode>): Ditto.
8313 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
8315 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
8317 * doc/install.texi (*-*-solaris2*): Adjust latest change.
8319 2016-08-16 Richard Biener <rguenther@suse.de>
8321 PR tree-optimization/76783
8322 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
8323 BB visited flags at start.
8325 2016-08-16 Bin Cheng <bin.cheng@arm.com>
8327 PR tree-optimization/72817
8328 PR tree-optimization/73450
8329 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
8330 multiple_of_p for adjusted IV.base.
8332 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
8335 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
8336 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
8337 for !flag_finite_math_only or flag_signed_zeros.
8338 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
8339 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
8340 depend on flag_finite_math_only.
8341 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
8343 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
8344 (*ieee_smin<mode>3): Ditto.
8345 (*ieee_smax<mode>3): Ditto.
8346 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
8347 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
8349 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
8350 depend on flag_finite_math_only.
8351 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
8352 (*mmx_<code>v2sf3): Remove.
8353 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
8354 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
8355 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
8357 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8359 PR rtl-optimization/73650
8360 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
8361 it is not a simple move.
8363 2016-08-15 Martin Liska <mliska@suse.cz>
8366 * gcc.c (do_spec_1): Call save_string with the right size.
8367 (save_string): Do an assert about string we copy.
8369 2016-08-15 Richard Biener <rguenther@suse.de>
8371 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
8372 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
8374 (pass_data_stv): Likewise.
8376 2016-08-15 Richard Biener <rguenther@suse.de>
8378 PR tree-optimization/73434
8379 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
8380 TBAA info on the base when forwarding a non-invariant address.
8382 2016-08-15 Jakub Jelinek <jakub@redhat.com>
8384 * dwarf2out.c (struct checksum_attributes): Add
8385 at_string_length_bit_size and at_string_length_byte_size fields.
8386 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
8387 and DW_AT_string_length_byte_size.
8388 (die_checksum_ordered): Handle at_string_length_bit_size and
8389 at_string_length_byte_size.
8390 (gen_array_type_die): For dwarf_version >= 5 emit
8391 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
8392 (adjust_string_types): For dwarf_version >= 5 remove
8393 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
8394 (resolve_addr): Likewise.
8397 * dwarf2out.c (string_types): New variable.
8398 (gen_array_type_die): Change early_dwarf handling of
8399 DW_AT_string_length, create DW_OP_call4 referencing the
8400 length var temporarily. Handle parameters that are pointers
8402 (adjust_string_types): New function.
8403 (gen_subprogram_die): Temporarily set string_types to local var,
8404 call adjust_string_types if needed.
8405 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
8407 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
8409 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
8411 * doc/install.texi (*-*-solaris2*): Fix version number and document
8412 requirement on GNU make for building libjava with the Solaris linker.
8414 2016-08-15 Martin Liska <mliska@suse.cz>
8415 Jakub Jelinek <jakub@redhat.com>
8417 PR tree-optimization/72824
8418 * tree-loop-distribution.c (const_with_all_bytes_same)
8419 <case VECTOR_CST>: Fix a typo.
8421 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
8424 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
8425 Renamed from _mm512_undefined_si512.
8426 (_mm_undefined_si512): New definition.
8428 2016-08-13 Richard Biener <rguenther@suse.de>
8430 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
8431 into PHIs and update the lattice for its def.
8433 2016-08-12 Jakub Jelinek <jakub@redhat.com>
8436 * ubsan.c (instrument_si_overflow): Pass true instead of false
8438 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
8439 of bbs. Return TODO_cleanup_cfg if any returned true.
8441 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8443 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
8444 ISA 3.0 MTVSRDD instruction.
8445 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
8448 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
8450 PR tree-optimization/71083
8451 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
8452 bitfield access when possible.
8454 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
8457 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
8458 sign-changing cast from a shorter unsigned type to a wider
8461 2016-08-12 Jakub Jelinek <jakub@redhat.com>
8463 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
8464 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
8465 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
8467 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8469 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
8470 Correct costs for vec_construct.
8472 2016-08-12 Bin Cheng <bin.cheng@arm.com>
8474 PR tree-optimization/69848
8475 * tree-vectorizer.h (enum vect_def_type): New condition reduction
8476 type CONST_COND_REDUCTION.
8477 * tree-vect-loop.c (vectorizable_reduction): Support new condition
8478 reudction type CONST_COND_REDUCTION.
8480 2016-08-12 Richard Biener <rguenther@suse.de>
8482 PR tree-optimization/57326
8483 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
8484 returning an SSA name.
8485 (phi_translate_1): When fully_constant_expression returns a NAME
8486 make sure we have a leader for it.
8488 2016-08-12 Martin Liska <mliska@suse.cz>
8489 Adam Fineman <afineman@afineman.com>
8491 * gcov.c (process_file): Create .gcov file when .gcda
8494 2016-08-12 Marek Polacek <polacek@redhat.com>
8497 * alias.c (find_base_value): Adjust fall through comment.
8498 * cfgexpand.c (expand_debug_expr): Likewise.
8499 * combine.c (find_split_point): Likewise.
8500 (expand_compound_operation): Likewise. Add FALLTHRU.
8501 (make_compound_operation): Adjust fall through comment.
8502 (canon_reg_for_combine): Add FALLTHRU.
8503 (force_to_mode): Adjust fall through comment.
8504 (simplify_shift_const_1): Likewise.
8505 (simplify_comparison): Likewise.
8506 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
8508 * config/aarch64/predicates.md: Likewise.
8509 * config/i386/i386.c (function_arg_advance_32): Likewise.
8510 (ix86_gimplify_va_arg): Likewise.
8511 (print_reg): Likewise.
8512 (ix86_print_operand): Likewise.
8513 (ix86_build_const_vector): Likewise.
8514 (ix86_expand_branch): Likewise.
8515 (ix86_sched_init_global): Adjust fall through comment.
8516 (ix86_expand_args_builtin): Add FALLTHRU.
8517 (ix86_expand_builtin): Likewise.
8518 (ix86_expand_vector_init_one_var): Likewise.
8519 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
8520 (rs6000_adjust_cost): Likewise.
8521 (insn_must_be_first_in_group): Likewise.
8522 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
8523 * dbxout.c (dbxout_symbol): Adjust fall through comment.
8524 * df-scan.c (df_uses_record): Likewise.
8525 * dojump.c (do_jump): Add FALLTHRU.
8526 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
8528 (resolve_args_picking_1): Adjust fall through comment.
8529 (loc_list_from_tree_1): Likewise.
8530 * expmed.c (make_tree): Likewise.
8531 * expr.c (expand_expr_real_2): Add FALLTHRU.
8532 (expand_expr_real_1): Likewise. Adjust fall through comment.
8533 * fold-const.c (const_binop): Adjust fall through comment.
8534 (fold_truth_not_expr): Likewise.
8535 (fold_cond_expr_with_comparison): Add FALLTHRU.
8536 (fold_binary_loc): Likewise.
8537 (contains_label_1): Adjust fall through comment.
8538 (multiple_of_p): Likewise.
8539 * gcov-tool.c (process_args): Add FALLTHRU.
8540 * genattrtab.c (check_attr_test): Likewise.
8541 (write_test_expr): Likewise.
8542 * genconfig.c (walk_insn_part): Likewise.
8543 * genpreds.c (validate_exp): Adjust fall through comment.
8544 (needs_variable): Likewise.
8545 * gensupport.c (get_alternatives_number): Add FALLTHRU.
8546 (subst_dup): Likewise.
8547 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
8548 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
8549 (gimplify_scan_omp_clauses): Add FALLTHRU.
8550 (goa_stabilize_expr): Likewise.
8551 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
8553 * hsa-gen.c (get_address_from_value): Likewise.
8554 * ipa-icf.c (sem_function::hash_stmt): Likewise.
8555 * ira.c (ira_setup_alts): Add FALLTHRU.
8556 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
8558 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
8559 * opts.c (common_handle_option): Likewise.
8560 * read-rtl.c (read_rtx_code): Likewise.
8561 * real.c (round_for_format): Likewise.
8562 * recog.c (asm_operand_ok): Likewise.
8563 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
8564 * reload1.c (set_label_offsets): Likewise.
8565 (eliminate_regs_1): Likewise.
8566 (reload_reg_reaches_end_p): Likewise.
8567 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
8568 (rtx_cost): Likewise.
8569 * sched-rgn.c (is_exception_free): Likewise.
8570 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
8571 * stor-layout.c (int_mode_for_mode): Likewise.
8572 * toplev.c (print_to_asm_out_file): Likewise.
8573 (print_to_stderr): Likewise.
8574 * tree-cfg.c (gimple_verify_flow_info): Likewise.
8575 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
8576 (chrec_fold_multiply): Likewise.
8577 (evolution_function_is_invariant_rec_p): Likewise.
8578 (for_each_scev_op): Likewise.
8579 * tree-data-ref.c (siv_subscript_p): Likewise.
8580 (get_references_in_stmt): Likewise.
8581 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
8582 (substitute_in_expr): Likewise.
8583 (type_cache_hasher::equal): Likewise.
8584 (walk_type_fields): Likewise.
8585 * var-tracking.c (adjust_mems): Add FALLTHRU.
8586 (set_dv_changed): Adjust fall through comment.
8587 * varasm.c (default_function_section): Add FALLTHRU.
8589 2016-08-12 Marek Polacek <polacek@redhat.com>
8592 * tree-complex.c (expand_complex_division): Add missing break.
8594 2016-08-12 Richard Biener <rguenther@suse.de>
8596 * passes.c (execute_todo): Do not push/pop TV_TODO.
8597 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
8598 (execute_one_pass): Likewise.
8599 * common.opt (ftime-report-details): New switch.
8600 * doc/invoke.texi (ftime-report-details): Document.
8601 * timevar.h (timer::print_row): Adjust signature.
8602 (timer::all_zero): New static helper.
8603 (timer::child_map_t): New typedef.
8604 (timer::time_var_def): Add children field.
8605 * timevar.c (timer::named_items::print): Adjust.
8606 (timer::~timer): Free timevar recorded children.
8607 (timer::pop_internal): When -ftime-report-details record
8608 time spent in sub-timevars.
8609 (timer::print_row): Adjust.
8610 (timer::print): Print sub-timevar stats, use all_zero.
8611 * timevar.def (TV_TODO): Remove.
8613 2016-08-12 Richard Biener <rguenther@suse.de>
8615 PR tree-optimization/72851
8616 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
8617 worklists to use bitmaps indexed in execution order.
8618 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
8619 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
8620 (cfg_blocks): Make a bitmap.
8621 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
8623 (cfg_blocks_empty_p): Adjust.
8624 (cfg_blocks_add): Likewise.
8625 (cfg_blocks_get): Likewise.
8626 (add_ssa_edge): Likewise.
8627 (add_control_edge): Likewise.
8628 (simulate_stmt): Likewise.
8629 (process_ssa_edge_worklist): Likewise.
8630 (simulate_block): Likewise.
8631 (ssa_prop_init): Compute PRE order and stmt UIDs.
8632 (ssa_prop_fini): Adjust.
8633 (ssa_propagate): Adjust.
8635 2016-08-12 Richard Biener <rguenther@suse.de>
8637 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
8638 the currently executable edges have fixed ranges. Always
8639 go through update_value_range.
8641 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
8645 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
8646 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
8647 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
8648 (LANG_HOOKS_DECLS): Add it.
8649 * langhooks.h (struct lang_hooks_for_decls): Add
8650 function_decl_defaulted. Const_tree-ify
8651 function_decl_explicit_p and function_decl_deleted_p.
8652 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
8653 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
8654 also at strict DWARF v5.
8657 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
8658 TYPE_QUAL_CONST in reference-typed decls.
8661 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
8662 in DW_OP_pieces, just enough to handle pointers to member
8664 (gen_remaining_tmpl_value_param_die_attribute): Use a location
8665 expression on DWARFv5 if a constant value doesn't work.
8667 2016-08-11 David Malcolm <dmalcolm@redhat.com>
8669 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
8670 * selftest.c (selftest::test_assertions): New function.
8671 (selftest::selftest_c_tests): New function.
8672 * selftest.h (selftest::selftest_c_tests): New declaration.
8674 2016-08-11 Richard Biener <rguenther@suse.de>
8675 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8677 PR rtl-optimization/72855
8678 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
8680 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8683 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
8684 (vsx_store_<mode>): Likewise.
8686 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
8688 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
8689 TImode CONST_WIDE_INT store.
8690 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
8692 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
8694 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
8695 mode if unaligned SSE load and store are optimal.
8697 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8699 PR tree-optimization/71083
8700 * tree-predcom.c (ref_at_iteration): Correctly align the
8703 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8705 * config/s390/s390-builtin-types.def: Add INT128 types.
8706 * config/s390/s390-builtins.def: Add INT128 variants for the add
8707 sub low-level builtins dealing with TImode.
8708 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
8709 via subreg when expanding a builtin.
8710 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
8711 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
8713 * config/s390/vecintrin.h: Adjust builtin names accordingly.
8714 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
8715 ("vec_addc<mode>", "vec_addc_u128"): Merge to
8716 "vacc<bhfgq>_<mode>".
8717 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
8718 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
8719 ("vec_subc<mode>", "vec_subc_u128"): Merge to
8720 "vscbi<bhfgq>_<mode>".
8721 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
8722 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
8724 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8726 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
8728 2016-08-11 Bin Cheng <bin.cheng@arm.com>
8730 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
8732 (vcond<v_cmp_mixed><mode>): Ditto.
8733 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
8735 2016-08-11 Bin Cheng <bin.cheng@arm.com>
8737 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
8738 variable explicitly, also assert on it before use.
8740 2016-08-11 Richard Biener <rguenther@suse.de>
8742 PR tree-optimization/72772
8743 * cfgloopmanip.c (create_preheader): Use split_edge if there
8744 is a single loop entry, avoiding degenerate PHIs.
8746 2016-08-11 Richard Biener <rguenther@suse.de>
8748 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
8749 unconditional TODO_cleanup_cfg.
8750 (pass_thread_jumps::execute): Initialize loops, perform a CFG
8751 cleanup only if we threaded a jump.
8753 2016-08-11 Alan Modra <amodra@gmail.com>
8756 * lra-constraints.c (simplify_operand_subreg): Allow subreg
8757 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
8758 slow. Emit two reloads for slow mem case, first loading in
8759 fast innermode, then converting to required mode.
8761 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
8763 * config/rs6000/altivec.h (vec_extract_exp): New macro.
8764 (vec_extract_sig): New macro.
8765 (vec_insert_exp): New macro.
8766 (vec_test_data_class): New macro.
8767 (scalar_extract_exp): New macro.
8768 (scalar_extract_sig): New macro.
8769 (scalar_insert_exp): New macro.
8770 (scalar_test_data_class): New macro.
8771 (scalar_test_neg): New macro.
8772 (scalar_cmp_exp_gt): New macro.
8773 (scalar_cmp_exp_lt): New macro.
8774 (scalar_cmp_exp_eq): New macro.
8775 (scalar_cmp_exp_unordered): New macro.
8776 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
8777 to enforce constraint that operand is a 7-bit unsigned literal.
8778 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
8779 for power9 built-ins.
8780 (BU_P9V_VSX_2): Likewise.
8781 (BU_P9V_64BIT_VSX_2): Likewise.
8782 (VSEEDP): Add scalar extract exponent support.
8783 (VSEESP): Add scalar extract signature support.
8784 (VSTDCNDP): Add scalar test negative support.
8785 (VSTDCNSP): Likewise.
8786 (VSIEDP): Add scalar insert exponent support.
8787 (VSCEDPGT): Add scalar compare exponent greater than support.
8788 (VSCEDPLT): Add scalar compare exponent less than support.
8789 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
8790 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
8791 (VSTDCDP): Add scalar test data class support.
8792 (VSTDCSP): Likewise.
8793 (VSEEDP): Add overload support for scalar extract exponent
8795 (VSESDP): Add overload support for scalar extract signature
8797 (VSTDCN): Add overload support for scalar test negative
8799 (VSTDCNDP): Add overload support for scalar test negative
8801 (VSTDCNSP): Add overload support for scalar test negative
8803 (VSIEDP): Add overload support for scalar insert exponent
8805 (VSTDC): Add overload support for scalar test data class
8807 (VSTDCDP): Add overload support for scalar test data class
8809 (VSTDCSP): Add overload support for scalar test data class
8811 (VSCEDPGT): Add overload support for scalar compare exponent
8812 greater than operation.
8813 (VSCEDPLT): Add overload support for scalar compare exponent
8814 less than operation.
8815 (VSCEDPEQ): Add overload support for scalar compare exponent
8816 test-for-equality operation.
8817 (VSCEDPUO): Add overload support for scalar compare exponent
8818 test-for-unordered operation.
8819 (VEEDP): Add vector extract exponent support.
8821 (VESDP): Add vector extract significand support.
8823 (VIEDP): Add vector insert exponent support.
8825 (VTDCDP): Add vector test data class support.
8827 (VES): Add overload support for vector extract significand operation.
8830 (VEE): Add overload support for vector extract exponent operation.
8833 (VTDC): Add overload support for vector test data class operation.
8836 (VIE): Add overload support for vector insert exponent operation.
8839 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8840 overloaded binary floating point functions.
8841 (altivec_resolve_overloaded_builtin): Improve error messages to
8842 distinguish between functions not supported in the current
8843 compiler configuration and functions that were invoked with an
8844 invalid parameter combination, and include the built-in function
8845 name in both error messages.
8846 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
8848 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
8850 (rs6000_expand_binop_builtin): Add check to enforce that argument
8851 2 of the test data class operations is a 7-bit unsigned literal.
8852 (rs6000_invalid_builtin): Add code to issue an error message if a
8853 built-in function that requires the power9_vector and -m32
8854 command-line options is compiled without these options.
8855 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
8856 (UNSPEC_VSX_SXSIGDP): New value.
8857 (UNSPEC_VSX_SXSIGPDP): New value.
8858 (UNSPEC_VSX_SIEXPDP): New value.
8859 (UNSPEC_VSX_SCMPEXPDP): New value.
8860 (UNSPEC_VSX_STSTDC): New value.
8861 (UNSPEC_VSX_VXEXP): New value.
8862 (UNSPEC_VSX_VXSIG): New value.
8863 (UNSPEC_VSX_VIEXP): New value.
8864 (UNSPEC_VSX_VTSTDC): New value.
8865 (xsxexpdp): New insn for scalar extract exponent.
8866 (xsxsigdp): New insn for scalar extract significand.
8867 (xsiexpdp): New insn for scalar insert exponent.
8868 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
8869 (*xscmpexpdp): New insn for scalar compare exponents.
8870 (xststdc<Fvsx): New expansion for both single- and
8871 double-precision scalar test data class operations.
8872 (xststdcneg<Fvsx>): New expansion for both single- and
8873 double-precision scalar test for negative value operations.
8874 (*xststdc<Fvsx>): New insn for scalar test data class
8876 (xvxexp<VSs>): New insn for single- and double-precision
8877 vector extract exponent operation.
8878 (xvxsig<VSs>): New insn for single- and double-precision
8879 vector extract significand operation.
8880 (xviexp<VSs>): New insn for single- and double-precision
8881 vector insert exponent operation.
8882 (xvtstdc<VSs>): New insn for single- and double-precision
8883 vector test data class operation.
8884 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8885 built-in functions to represent the Power9 binary floating-point
8886 support instructions.
8888 2016-08-10 bin cheng <bin.cheng@arm.com>
8890 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
8892 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
8893 Renlin Li <renlin.li@arm.com>
8894 Bin Cheng <bin.cheng@arm.com>
8896 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
8897 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
8898 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
8899 (aarch64_vcond_internal<mode><mode>): Delete pattern.
8900 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
8901 (vcond<v_cmp_result><mode>): Ditto.
8902 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
8903 (vcondu<mode><mode>): Ditto.
8904 (vcond<v_cmp_mixed><mode>): New pattern.
8905 (vcondu<mode><v_cmp_mixed>): New pattern.
8906 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
8907 of aarch64_vcond_internal.
8909 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
8910 Renlin Li <renlin.li@arm.com>
8911 Bin Cheng <bin.cheng@arm.com>
8913 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
8914 (vec_cmp<mode><v_cmp_result>): New pattern.
8915 (vec_cmpu<mode><mode>): New pattern.
8916 (vcond_mask_<mode><v_cmp_result>): New pattern.
8918 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8920 PR tree-optimization/71734
8921 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
8922 REF_LOOP, invoke ref_indep_loop_p_1.
8923 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
8924 to ref_indep_loop_p.
8925 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
8926 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
8927 is inside LOOP, do not cache dpendence value for loops with
8929 (ref_indep_loop_p_2): Delete function.
8930 (can_sm_ref_p): Pass LOOP as additional argument to
8933 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
8936 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
8937 being an offsettable address.
8939 2016-08-10 Martin Liska <mliska@suse.cz>
8941 PR gcov-profile/58306
8942 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
8943 atomic variants of profile update functions.
8945 2016-08-10 Martin Liska <mliska@suse.cz>
8947 Cherry picked (and modified) from google-4_7 branch
8948 2012-12-26 Rong Xu <xur@google.com>
8949 * common.opt (fprofile-update): Add new flag.
8950 * coretypes.h: Define enum profile_update.
8951 * doc/invoke.texi: Document -fprofile-update.
8952 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
8953 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
8954 * tree-profile.c (gimple_init_edge_profiler): Generate
8955 also atomic profiler update.
8956 (gimple_gen_edge_profiler): Likewise.
8958 2016-08-10 David Malcolm <dmalcolm@redhat.com>
8960 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
8961 stack_usage_file to NULL after fclose calls.
8963 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8966 * reload.c (push_reload): Compute subreg_in_class for
8967 subregs of constants and plus expressions. Remove special
8968 handling of SYMBOL_REFs.
8970 2016-08-10 Alan Modra <amodra@gmail.com>
8973 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
8974 SImode for TARGET_E500_DOUBLE when given SImode.
8976 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
8978 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
8979 unused variable __O.
8981 2016-08-09 Martin Liska <mliska@suse.cz>
8983 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
8984 _gcov_reset to __gcov_reset.
8985 * doc/gcov-tool.texi: Fix typo.
8987 2016-08-09 Martin Liska <mliska@suse.cz>
8989 * value-prof.c (gimple_divmod_values_to_profile): Do not
8990 instrument MOD histogram if a value is not a SSA name.
8992 2016-08-09 Martin Liska <mliska@suse.cz>
8994 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
8997 2016-08-09 Renlin Li <renlin.li@arm.com>
9000 * calls.c (prepare_call_address): Convert funexp to Pmode when
9002 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
9003 (sibcall_value): Likewise.
9005 2016-08-09 Marek Polacek <polacek@redhat.com>
9008 * cselib.c (cselib_expand_value_rtx_1): Add return.
9009 * gengtype.c (dbgprint_count_type_at): Likewise.
9010 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
9011 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
9013 2016-08-09 Martin Jambor <mjambor@suse.cz>
9016 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
9017 if instance is a MEM_REF.
9019 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
9022 * config/i386/i386.md (*movtf_internal): Use
9023 lra_in_progress || reload_completed instead of !can_create_pseudo_p
9024 in the insn constraint.
9025 (*movxf_internal): Ditto.
9026 (*movdf_internal): Ditto.
9027 (*movsf_internal): Ditto.
9029 2016-08-09 Bin Cheng <bin.cheng@arm.com>
9031 PR tree-optimization/72772
9032 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9035 2016-08-09 Bin Cheng <bin.cheng@arm.com>
9037 PR tree-optimization/72772
9038 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
9040 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
9041 parameter STOP and update calls. Move expand_simple_operations
9042 function call from here...
9043 (simplify_using_initial_conditions): ...to here. Delete parameter
9045 (tree_simplify_using_condition): Delete parameter STOP.
9046 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
9047 simplify_using_initial_conditions.
9049 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
9052 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
9053 Use create_tmp_var_raw instead of create_tmp_var.
9055 2016-08-09 Richard Biener <rguenther@suse.de>
9057 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
9058 Treat same SSA names related.
9060 2016-08-09 Jakub Jelinek <jakub@redhat.com>
9062 PR tree-optimization/72824
9063 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
9064 real_zerop is not negative.
9066 2016-08-09 Richard Biener <rguenther@suse.de>
9068 PR tree-optimization/71802
9069 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
9070 all merge opportunities with the predecessor.
9072 2016-08-09 Richard Biener <rguenther@suse.de>
9075 * ipa-prop.c (ipa_modify_formal_parameters): Build
9076 parameter types with natural alignment also for the
9079 2016-08-08 Andi Kleen <ak@linux.intel.com>
9081 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
9083 2016-08-08 David Malcolm <dmalcolm@redhat.com>
9086 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
9087 do-nothing langhook.
9088 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
9089 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
9090 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
9091 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
9093 2016-08-08 David Malcolm <dmalcolm@redhat.com>
9096 * input.c: Ensure that HAVE_ICONV is defined.
9098 2016-08-08 Jakub Jelinek <jakub@redhat.com>
9101 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
9102 private vars for lastprivate and for linear iterator.
9105 * omp-simd-clone.c: Include varasm.h.
9106 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
9107 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
9108 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
9109 update function name.
9111 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9113 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
9114 (avr_diagnose_devicespecs_error): Remove.
9115 (avr_devicespecs_file): Remove composing absolute path for specfile
9116 and its verbose info. Remove conditions to check specs-file,
9118 2016-08-08 Jakub Jelinek <jakub@redhat.com>
9120 PR rtl-optimization/72821
9121 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
9122 just return false for them.
9124 2016-08-08 Alan Modra <amodra@gmail.com>
9127 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
9128 toc refs created during reload. Update function comment.
9130 2016-08-08 Alan Modra <amodra@gmail.com>
9133 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
9134 alternatives. Put loads first, then stores, and reg/reg moves
9135 within same class later. Delete attr length.
9137 2016-08-08 Alan Modra <amodra@gmail.com>
9140 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
9141 (mem_operand_ds_form): New predicate.
9142 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
9143 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
9144 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
9145 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
9146 (extendsfdf2_fpr): Replace o constraint with wY.
9148 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
9150 * tree-ssa-threadbackward.c: Include tree-inline.h
9151 (profitable_jump_thread_path): Use estimate_num_insns to estimate
9152 size of copied block; for cold paths reduce duplication.
9153 (find_jump_threads_backwards): Remove redundant tests.
9154 (pass_thread_jumps::gate): Enable for -Os.
9156 2016-08-07 Jakub Jelinek <jakub@redhat.com>
9159 * stor-layout.c (layout_decl): Fix up formatting.
9160 (relayout_decl): Allow DECL to be FIELD_DECL.
9162 2016-08-07 Alan Modra <amodra@gmail.com>
9164 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
9166 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
9168 * data-streamer-in.c (streamer_read_wide_int): New.
9169 (streamer_read_widest_int): Renamed function.
9170 * data-streamer-out.c (streamer_write_wide_int): New
9171 (streamer_write_widest_int): Renamed function.
9172 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
9174 (input_cfg): Call renamed function.
9175 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
9177 (output_cfg): Call renamed function.
9178 * data-streamer.h: Add declarations.
9180 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9182 * tree-ssa-ccp.c (extend_mask): New param sgn.
9183 Remove ORing with wi::mask.
9184 (get_default_value): Adjust call to extend_mask to pass sign.
9185 (evaluate_stmt): Likewise.
9187 2016-08-06 Jakub Jelinek <jakub@redhat.com>
9189 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
9192 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9194 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
9195 transform if operand's type is pointer to function or method.
9197 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
9199 PR tree-optimization/18046
9200 * tree-ssa-threadedge.c: Include cfganal.h.
9201 (simplify_control_statement_condition): If simplifying a
9202 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
9203 with the dominating ASSERT_EXPR before handing it off to VRP.
9204 Mention that a CASE_LABEL_EXPR may be returned.
9205 (thread_around_empty_blocks): Adjust to handle
9206 simplify_control_statement_condition() returning a
9208 (thread_through_normal_block): Likewise.
9209 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
9210 a switch statement by trying to determine which case label
9213 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
9215 PR rtl-optimization/69847
9216 * lra-constraints.c (process_invariant_for_inheritance): Save
9217 pattern instead of src.
9218 (remove_inheritance_pseudos): Use the pattern. Add assert.
9220 2016-08-05 David Malcolm <dmalcolm@redhat.com>
9222 * input.c (string_concat::string_concat): New constructor.
9223 (string_concat_db::string_concat_db): New constructor.
9224 (string_concat_db::record_string_concatenation): New method.
9225 (string_concat_db::get_string_concatenation): New method.
9226 (string_concat_db::get_key_loc): New method.
9227 (class auto_cpp_string_vec): New class.
9228 (get_substring_ranges_for_loc): New function.
9229 (get_source_range_for_substring): New function.
9230 (get_num_source_ranges_for_substring): New function.
9231 (class selftest::lexer_test_options): New class.
9232 (struct selftest::lexer_test): New struct.
9233 (class selftest::ebcdic_execution_charset): New class.
9234 (selftest::ebcdic_execution_charset::s_singleton): New variable.
9235 (selftest::lexer_test::lexer_test): New constructor.
9236 (selftest::lexer_test::~lexer_test): New destructor.
9237 (selftest::lexer_test::get_token): New method.
9238 (selftest::assert_char_at_range): New function.
9239 (ASSERT_CHAR_AT_RANGE): New macro.
9240 (selftest::assert_num_substring_ranges): New function.
9241 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
9242 (selftest::assert_has_no_substring_ranges): New function.
9243 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
9244 (selftest::test_lexer_string_locations_simple): New function.
9245 (selftest::test_lexer_string_locations_ebcdic): New function.
9246 (selftest::test_lexer_string_locations_hex): New function.
9247 (selftest::test_lexer_string_locations_oct): New function.
9248 (selftest::test_lexer_string_locations_letter_escape_1): New function.
9249 (selftest::test_lexer_string_locations_letter_escape_2): New function.
9250 (selftest::test_lexer_string_locations_ucn4): New function.
9251 (selftest::test_lexer_string_locations_ucn8): New function.
9252 (selftest::uint32_from_big_endian): New function.
9253 (selftest::test_lexer_string_locations_wide_string): New function.
9254 (selftest::uint16_from_big_endian): New function.
9255 (selftest::test_lexer_string_locations_string16): New function.
9256 (selftest::test_lexer_string_locations_string32): New function.
9257 (selftest::test_lexer_string_locations_u8): New function.
9258 (selftest::test_lexer_string_locations_utf8_source): New function.
9259 (selftest::test_lexer_string_locations_concatenation_1): New
9261 (selftest::test_lexer_string_locations_concatenation_2): New
9263 (selftest::test_lexer_string_locations_concatenation_3): New
9265 (selftest::test_lexer_string_locations_macro): New function.
9266 (selftest::test_lexer_string_locations_stringified_macro_argument):
9268 (selftest::test_lexer_string_locations_non_string): New function.
9269 (selftest::test_lexer_string_locations_long_line): New function.
9270 (selftest::test_lexer_char_constants): New function.
9271 (selftest::input_c_tests): Call the new test functions once per
9272 case within the line_table test matrix.
9273 * input.h (struct string_concat): New struct.
9274 (struct location_hash): New struct.
9275 (class string_concat_db): New class.
9276 * substring-locations.h: New header.
9278 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
9280 PR tree-optimization/72810
9281 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
9282 the type of the case labels when truncating.
9284 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
9287 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
9288 (aarch64_fp16_ptr_type_node): Likewise.
9289 * config/aarch64/aarch64-simd-builtins.c
9290 (aarch64_fp16_ptr_type_node): Define.
9291 (aarch64_init_fp16_types): New, refactored out of...
9292 (aarch64_init_builtins): ...here, update to call
9293 aarch64_init_fp16_types.
9294 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
9296 (aapcs_vfp_sub_candidate): Likewise.
9298 2016-08-05 Martin Liska <mliska@suse.cz>
9299 Joshua Cranmer <Pidgeot18@gmail.com>
9301 * gcov.c (line_t::has_block): New function.
9302 (enum loop_type): New enum.
9303 (handle_cycle): New function.
9304 (unblock): Likewise.
9305 (circuit): Likewise.
9306 (get_cycles_count): Likewise.
9307 (accumulate_line_counts): Use new loop detection algorithm.
9309 2016-08-05 Martin Liska <mliska@suse.cz>
9311 * gcov.c (output_intermediate_file): Rename
9312 function_info::line_next to next_file_fn.
9313 (process_file): Likewise.
9314 (read_graph_file): Likewise.
9315 (accumulate_line_counts): Likewise.
9316 (output_lines): Likewise.
9318 2016-08-05 Richard Biener <rguenther@suse.de>
9320 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
9321 restriction on threading to a loop header.
9323 2016-08-05 Richard Biener <rguenther@suse.de>
9325 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
9326 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
9327 adjust loop info accordingly.
9329 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
9331 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
9332 before folding call to __builtin_constant_p with parameters to false.
9334 2016-08-05 Alan Modra <amodra@gmail.com>
9336 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
9337 code accidentally committed 2016-05-02 providing class when given
9340 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
9342 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
9343 the case label ranges that partially overlap with OP's value
9346 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
9349 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
9350 Cast builtin function result to __mmask16 instead of __mmask8.
9351 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
9352 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
9353 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
9355 2016-08-04 David Malcolm <dmalcolm@redhat.com>
9357 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
9358 (ASSERT_TRUE_AT): New macro.
9359 (ASSERT_FALSE): Reimplement in terms of...
9360 (ASSERT_FALSE_AT): New macro.
9361 (ASSERT_STREQ_AT): Fix typo in comment.
9363 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
9365 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
9366 labels are exhaustive, designate the label with the widest
9367 range to be the default label.
9369 2016-08-04 Andrew Pinski <apinski@cavium.com>
9371 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
9372 (thunderx_tunings): Use thunderx_vector_cost instead of
9373 generic_vector_cost.
9375 2016-08-04 Martin Liska <mliska@suse.cz>
9377 * gcov.c (main): Fix GNU coding style.
9378 (output_intermediate_file): Likewise.
9379 (process_file): Likewise.
9380 (generate_results): Likewise.
9381 (release_structures): Likewise.
9382 (create_file_names): Likewise.
9383 (find_source): Likewise.
9384 (read_graph_file): Likewise.
9385 (find_exception_blocks): Likewise.
9386 (canonicalize_name): Likewise.
9387 (make_gcov_file_name): Likewise.
9388 (mangle_name): Likewise.
9389 (accumulate_line_counts): Likewise.
9390 (output_branch_count): Likewise.
9391 (read_line): Likewise.
9393 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
9395 PR rtl-optimization/71779
9396 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
9397 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
9398 or if it was truncated.
9400 PR rtl-optimization/70903
9401 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
9403 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
9405 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
9406 accessing SSA_NAME_PTR_INFO.
9408 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
9411 * common/config/avr/avr-common.c (avr_option_optimization_table)
9412 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
9414 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
9417 * config/avr/avr.md: New pattern to work around do_store_flag
9418 generating shift instructions for bit extractions.
9420 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
9422 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
9424 (add_equivalence): Likewise.
9425 (get_value_range): Allocate value range with vrp_value_range_pool.
9426 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
9427 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
9429 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
9431 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
9432 the default for the rs6000 port.
9434 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9437 * calls.c (special_function_p): Remove special handling of
9438 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
9439 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
9440 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
9442 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
9445 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
9446 Don't stop on regular insns.
9448 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
9450 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
9451 size to DImode boundary.
9452 (nvptx_propagate): Likewise.
9454 2016-08-03 Alan Modra <amodra@gmail.com>
9456 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
9457 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
9458 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
9459 from -mefficient-unaligned-vector. Note that this affects fp too.
9461 2016-08-03 Alan Modra <amodra@gmail.com>
9463 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
9466 2016-08-03 Alan Modra <amodra@gmail.com>
9468 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
9469 to a reg. Localize vars.
9471 2016-08-03 Alan Modra <amodra@gmail.com>
9473 * config/rs6000/rs6000.opt: Remove negatives from help strings
9476 2016-08-03 Alan Modra <amodra@gmail.com>
9478 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
9479 Delete duplicated code.
9481 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
9484 * lra-spills.c (regno_in_use_p): New.
9485 (lra_final_code_change): Use it.
9487 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
9489 PR rtl-optimization/69847
9490 * lra-int.h (struct lra-reg): Use restore_rtx instead of
9492 (lra_rtx_hash): New.
9493 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
9495 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
9496 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
9497 * lra-spills.c (lra_final_code_change): Don't delete insn when the
9498 next insn is USE with the same reg as the current insn source.
9499 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
9501 (lra_constraints_init): Call initiate_invariants.
9502 (lra_constraints_finish): Call finish_invariants.
9503 (struct invariant, invariant_t, invariant_ptr_t): New.
9504 (const_invariant_ptr_t, invariants, invariants_pool): New.
9505 (invariant_table, invariant_hash, invariant_eq_p): New.
9506 (insert_invariant, initiate_invariants, finish_invariants): New.
9507 (clear_invariants, invalid_invariant_regs): New.
9508 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
9509 instead of restore_regno.
9510 (invariant_p, process_invariant_for_inheritance): New.
9511 (inherit_in_ebb): Implement invariant inheritance.
9512 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
9513 (remove_inheritance_pseudos): Implement undoing invariant
9515 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
9516 instead of restore_regno.
9517 * lra-assigns.c (regno_live_length): New.
9518 (reload_pseudo_compare_func): Use regno_live_length.
9519 (assign_by_spills): Use restore_rtx instead of restore_regno.
9520 (lra_assign): Ditto. Initiate regno_live_length.
9522 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
9524 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
9525 __builtin_aarch64_fmindf.
9527 2016-08-02 Bin Cheng <bin.cheng@arm.com>
9529 PR tree-optimization/34114
9530 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
9531 information for more control IVs.
9533 2016-08-02 Bin Cheng <bin.cheng@arm.com>
9535 PR tree-optimization/34114
9536 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
9537 PLUS_EXPR case. Handle SSA_NAME case.
9539 2016-08-02 Tamar Christina <tamar.christina@arm.com>
9541 * config/aarch64/aarch64-simd-builtins.def
9542 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
9543 (__builtin_aarch64_fmaxdf): Likewise.
9544 (__builtin_aarch64_smin_nandf): Likewise.
9545 (__builtin_aarch64_smax_nandf): Likewise.
9546 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
9547 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
9548 (<fmaxmin><mode>3): ...this.
9549 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
9550 (vminnm_f64): Likewise.
9551 (vmin_f64): Likewise.
9552 (vmax_f64): Likewise.
9553 * config/aarch64/iterators.md (FMAXMIN): Merge with...
9554 (FMAXMIN_UNS): ...this.
9555 (fmaxmin): Merged with
9556 (fmaxmin_op): ...this...
9557 (maxmin_uns_op): ...in to this.
9559 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9561 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9562 Add support for vec_extract on vector float, vector int, vector
9563 short, and vector char vector types.
9564 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9565 vector float, vector int, vector short, and vector char
9566 optimizations on 64-bit ISA 2.07 systems for both constant and
9567 variable element numbers.
9568 (rs6000_split_vec_extract_var): Likewise.
9569 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
9570 Altivec registers on ISA 2.07 and above.
9571 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
9572 which never was matched due to the split occuring before register
9573 allocation (and the code would not have worked on little endian
9574 systems if it did match). Allow extracts to go to the Altivec
9575 registers if ISA 2.07 (power8). Change from using "" around the
9576 C++ code to using {}'s.
9577 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
9578 vec_extracts when the vector is in memory.
9579 (vsx_extract_v4sf_var): New insn to optimize vector float
9580 vec_extracts when the element number is variable on 64-bit ISA
9582 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
9583 for 64-bit ISA 2.07 as well as ISA 3.0.
9584 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
9585 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
9586 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
9587 optimize vector int, vector short, and vector char vec_extracts
9588 when the vector is in memory.
9589 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
9590 optimize vector int, vector short, and vector char vec_extracts
9591 when the element number is variable.
9593 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9596 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
9597 does not overlap with other symbol flags.
9599 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
9601 * config/aarch64/aarch64.h (aarch64_frame):
9602 Remove padding0 and hardfp_offset. Add locals_offset,
9603 initial_adjust, callee_adjust, callee_offset and final_adjust.
9604 * config/aarch64/aarch64.c (aarch64_layout_frame):
9605 Remove unused padding0 and hardfp_offset initializations.
9606 Choose frame layout and set frame variables accordingly.
9607 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
9608 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
9609 (aarch64_pop_regs): Likewise.
9610 (aarch64_expand_prologue): Remove all decision code, just emit
9611 prolog according to frame variables.
9612 (aarch64_expand_epilogue): Remove all decision code, just emit
9613 epilog according to frame variables.
9614 (aarch64_initial_elimination_offset): Use offset to local/arg area.
9616 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
9619 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
9620 fix_debug_reg_uses after changing source register mode to
9621 V1TImode if source register is undefined.
9623 2015-08-01 Alan Hayward <alan.hayward@arm.com>
9625 PR tree-optimization/71818
9626 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
9627 with non invariant evolutions
9629 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9632 * config/avr/avr.md (length) [branch]: Correct insn length
9633 attribute for forward branches.
9635 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9637 * doc/extend.texi (AVR Built-in Functions): Document
9639 * config/avr/builtins.def (NOPS): New.
9640 * config/avr/avr.c (avr_expand_nops): New static function.
9641 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
9643 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9645 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
9646 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
9649 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
9651 * config/aarch64/aarch64.c (vulcan_tunings): Update
9652 vulcan L1 cache_line_size.
9654 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9656 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
9657 function that takes a vector memory address, a hard register, an
9658 element number and a temporary base register, and recreates an
9659 address that points to the appropriate element within the vector.
9660 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
9661 (rs6000_split_vec_extract_var): Add support for the target of a
9662 vec_extract with variable element number being a scalar memory
9664 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
9666 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
9667 vsx_extract_<mode>_load insn with a new insn that optimizes
9668 storing either element to a memory location, using scratch
9669 registers to pick apart the vector and reconstruct the address.
9670 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
9671 (vsx_extract_<mode>_store): Rework alternatives to more correctly
9672 support Altivec registers. Add support for ISA 3.0 Altivec d-form
9674 (vsx_extract_<mode>_var): Add support for extracting a variable
9675 element number from memory.
9677 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
9679 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
9680 when testing for compares against constants of the form 0xabab.
9682 2016-07-29 Bin Cheng <bin.cheng@arm.com>
9684 PR tree-optimization/57558
9685 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
9687 (vect_loop_versioning): Support versioning with niter assumptions.
9688 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
9689 (vect_get_loop_niters): New parameter. Reimplement to support
9690 assumptions in loop niter info.
9691 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
9692 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
9693 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
9694 Support loop versioning for niters.
9695 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
9696 (vect_free_loop_info_assumptions): New function.
9697 (vectorize_loops): Free loop niter info for loops with flag
9698 LOOP_F_ASSUMPTIONS set if vectorization failed.
9699 * tree-vectorizer.h (struct _loop_vec_info): New field
9700 num_iters_assumptions.
9701 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
9702 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
9703 (LOOP_REQUIRES_VERSIONING): New macro.
9704 (vect_free_loop_info_assumptions): New decl.
9706 2016-07-29 Bin Cheng <bin.cheng@arm.com>
9708 * cfgloop.h (struct loop): New field constraints.
9709 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
9710 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
9712 * cfgloop.c (alloc_loop): Initialize new field.
9713 * cfgloopmanip.c (copy_loop_info): Copy constraints.
9714 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
9715 Adjust niter analysis wrto loop constraints.
9716 * doc/loop.texi (@node Number of iterations): Add description for loop
9719 2016-07-29 Marek Polacek <polacek@redhat.com>
9722 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
9723 (ix86_expand_round_builtin): Likewise.
9725 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
9726 Georg-Johann Lay <avr@gjlay.de>
9728 PR rtl-optimization/71976
9729 * combine.c (get_last_value): Return 0 if the argument for which
9730 the function is called has a wider mode than the recorded value.
9732 2016-07-29 Marek Polacek <polacek@redhat.com>
9735 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
9736 (altivec_expand_st_builtin): Likewise.
9738 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
9740 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
9741 introduced in r238381.
9743 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
9746 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
9747 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
9749 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
9751 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
9753 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9754 Add support for vec_extract of vector double or vector long having
9755 a variable element number on 64-bit ISA 2.07 systems or newer.
9756 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
9758 (rs6000_split_vec_extract_var): New function to split a
9759 vec_extract built-in function with variable element number.
9760 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
9762 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
9763 (UNSPEC_VSX_EXTRACT): Likewise.
9764 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
9765 direct move instructions to be generated on 64-bit ISA 2.07
9766 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
9768 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
9769 arguments for vec_extract variable element.
9770 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
9771 vec_extract with variable element on V2DFmode and V2DImode
9773 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
9774 -mupper-regs-df requirement, since it isn't needed.
9775 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
9776 do direct moves on 64-bit systems, which allows optimization of
9777 vec_extract on 64-bit ISA 2.07 systems and newer.
9779 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
9780 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
9782 * config/aarch64/aarch64.md
9783 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
9785 (<optab>qihi2_aarch64): Likewise, and split into two.
9786 (extendqihi2_aarch64): New.
9787 (zero_extendqihi2_aarch64): New.
9788 * config/aarch64/iterators.md (ldrxt): Remove.
9789 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
9792 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
9794 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
9796 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
9798 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
9799 (aarch64_push_reg): New function to push 1 or 2 registers.
9800 (aarch64_pop_reg): New function to pop 1 or 2 registers.
9801 (aarch64_expand_prologue): Use aarch64_push_regs.
9802 (aarch64_expand_epilogue): Use aarch64_pop_regs.
9804 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
9806 PR tree-optimization/71734
9807 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
9808 attribute instead of REF_LOOP and use it.
9809 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
9810 set it for Loops having non-zero safelen attribute.
9811 (ref_indep_loop_p): Pass zero as initial value for safelen.
9813 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
9817 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
9818 call using chkp_gimple_call_builtin_p.
9819 (chkp_copy_bounds_for_assign): Likewise.
9821 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9823 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
9824 * config/arm/arm-protos.h (struct tune_params): Likewise.
9825 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
9826 (cortex_a9_sched_adjust_cost): Likewise.
9827 (fa726te_sched_adjust_cost): Likewise.
9828 (arm_adjust_cost): Likewise.
9829 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
9830 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
9831 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
9832 * config/i386/i386.c (ix86_adjust_cost): Likewise.
9833 * config/ia64/ia64.c: Likewise.
9834 * config/m68k/m68k.c: Likewise.
9835 * config/mep/mep.c (mep_adjust_cost): Likewise.
9836 * config/microblaze/microblaze.c (microblaze_adjust_cost):
9838 * config/mips/mips.c (mips_adjust_cost): Likewise.
9839 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
9841 * config/pa/pa.c (pa_adjust_cost): Likewise.
9842 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
9843 (rs6000_debug_adjust_cost): Likewise.
9844 * config/sh/sh.c (sh_adjust_cost): Likewise.
9845 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
9846 (hypersparc_adjust_cost): Likewise.
9847 (sparc_adjust_cost): Likewise.
9848 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
9849 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
9850 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
9852 * config/visium/visium.c (visium_adjust_cost): Likewise.
9853 * doc/tm.texi: Regenerate.
9854 * haifa-sched.c (dep_cost_1): Adjust.
9855 * target.def: Merge adjust_cost and adjust_cost_2.
9857 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9859 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
9861 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9863 * store-motion.c (struct st_expr): Make pattern_regs a vector.
9864 (extract_mentioned_regs): Append to a vector instead of
9865 returning a rtx_expr_list.
9866 (st_expr_entry): Adjust.
9867 (free_st_expr_entry): Likewise.
9868 (store_ops_ok): Likewise.
9869 (store_killed_in_insn): Likewise.
9870 (find_moveable_store): Likewise.
9872 2016-07-28 Martin Liska <mliska@suse.cz>
9874 PR gcov-profile/68025
9875 * tree-profile.c (tree_profiling): Respect
9876 no_profile_instrument_function attribute.
9877 * doc/extend.texi: Document no_profile_instrument_function
9880 2016-07-28 Martin Liska <mliska@suse.cz>
9882 PR rtl-optimization/70944
9883 * combine.c (make_compound_operation):
9884 Do not allow make_compound_operation for vector mode
9886 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
9889 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
9890 before calling get_ops.
9892 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9894 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
9895 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
9896 (BITS_PER_UNIT_LOG): Remove.
9897 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
9898 * expr.c (expand_assignment): Likewise.
9899 * stor-layout.c (initialize_sizetypes): Likewise.
9901 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
9903 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
9904 signature of rs6000_expand_vector_extract so that the element
9905 number is a RTX instead of a constant integer.
9906 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
9908 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
9909 (altivec_expand_vec_ext_builtin): Likewise.
9910 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
9911 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
9912 MFVSRLD instruction.
9914 2016-07-27 David Malcolm <dmalcolm@redhat.com>
9916 * input.c (get_pure_location): Move here from tree.c.
9917 (make_location): Likewise. Add header comment.
9918 (selftest::test_accessing_ordinary_linemaps): Verify
9919 pure_location_p, make_location, get_location_from_adhoc_loc and
9921 * input.h (get_pure_location): Move declaration here from tree.h.
9922 (get_finish): Likewise for inline function.
9923 (make_location): Likewise for declaration.
9924 * tree.c (get_pure_location): Move to input.c.
9925 (make_location): Likewise.
9926 * tree.h (get_pure_location): Move declaration to tree.h.
9927 (get_finish): Likewise for inline function.
9928 (make_location): Likewise for declaration.
9930 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9933 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
9935 2016-07-27 David Malcolm <dmalcolm@redhat.com>
9937 * system.h (STATIC_ASSERT): Use static_assert if building
9940 2016-07-27 Richard Biener <rguenther@suse.de>
9942 PR tree-optimization/72517
9943 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
9944 Revert change to not compute read-read dependences.
9946 2016-07-27 Richard Biener <rguenther@suse.de>
9948 * predict.c (set_even_probabilities): Make nedges unsigned.
9950 2016-07-27 Martin Liska <mliska@suse.cz>
9952 * predict.c (set_even_probabilities): Handle unlikely edges.
9953 (combine_predictions_for_bb): Likewise.
9955 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
9958 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
9959 __float128 support when we don't have hardware support, so that
9960 the IEEE built-in functions like isgreater, first call __unordkf3
9961 to make sure neither operand is a NaN, and if both operands are
9962 ordered, do the normal comparison.
9964 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9966 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
9968 (extract_code_and_val_from_cond_with_ops): Verify that name is
9969 either cond_op0 or cond_op1.
9971 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9973 PR tree-optimization/18046
9974 * genmodes.c (emit_mode_size_inline): Emit an assert that
9975 verifies that mode is a valid array index.
9976 (emit_mode_nuinits_inline): Likewise.
9977 (emit_mode_inner_inline): Likewise.
9978 (emit_mode_unit_size_inline): Likewise.
9979 (emit_mode_unit_precision_inline): Likewise.
9980 * tree-vrp.c: Include params.h.
9981 (find_switch_asserts): Register edge assertions for the default
9982 label which correspond to the anti-ranges of each case label.
9983 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
9984 * doc/invoke.texi: Document it.
9986 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9988 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
9989 and unnecessary call to gimple_bb.
9991 2016-07-26 Richard Biener <rguenther@suse.de>
9993 PR rtl-optimization/71984
9994 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
9997 2016-07-26 Richard Biener <rguenther@suse.de>
10000 * expmed.c (extract_bit_field_1): Constrain the vector mode
10001 with element size matching the extraction mode size when
10002 choosing a better vector mode to do the extraction from.
10004 2016-07-26 Richard Biener <rguenther@suse.de>
10005 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10007 PR middle-end/70920
10008 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
10011 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10013 * tree-ssa-structalias.c (struct scc_info): Change types of
10014 members to auto_sbitmap and auto_vec.
10015 (scc_info::scc_info): New constructor.
10016 (scc_info::~scc_info): New destructor.
10017 (init_scc_info): Remove.
10018 (free_scc_info): Remove.
10019 (find_indirect_cycles): Adjust.
10020 (perform_var_substitution): Likewise.
10021 (free_var_substitution_info): Likewise.
10023 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10025 * tree-outof-ssa.c (struct elim_graph): Change type of members
10026 to auto_vec and auto_sbitmap.
10027 (elim_graph::elim_graph): New constructor.
10028 (delete_elim_graph): Remove.
10029 (expand_phi_nodes): Adjust.
10031 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10033 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
10034 (new_elim_graph): Adjust.
10035 (clear_elim_graph): Likewise.
10036 (delete_elim_graph): Likewise.
10037 (elim_graph_size): Likewise.
10038 (elim_graph_add_node): Likewise.
10039 (elim_graph_add_edge): Likewise.
10040 (elim_graph_remove_succ_edge): Likewise.
10041 (eliminate_name): Likewise.
10042 (eliminate_build): Likewise.
10043 (elim_forward): Likewise.
10044 (elim_unvisited_predecessor): Likewise.
10045 (elim_backward): Likewise.
10046 (elim_create): Likewise.
10047 (eliminate_phi): Likewise.
10048 (expand_phi_nodes): Likewise.
10050 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10052 * bt-load.c (compute_out): Use auto_sbitmap class.
10053 (link_btr_uses): Likewise.
10054 * cfganal.c (mark_dfs_back_edges): Likewise.
10055 (post_order_compute): Likewise.
10056 (inverted_post_order_compute): Likewise.
10057 (pre_and_rev_post_order_compute_fn): Likewise.
10058 (single_pred_before_succ_order): Likewise.
10059 * cfgexpand.c (pass_expand::execute): Likewise.
10060 * cfgloop.c (verify_loop_structure): Likewise.
10061 * cfgloopmanip.c (fix_bb_placements): Likewise.
10062 (remove_path): Likewise.
10063 (update_dominators_in_loop): Likewise.
10064 * cfgrtl.c (break_superblocks): Likewise.
10065 * ddg.c (check_sccs): Likewise.
10066 (create_ddg_all_sccs): Likewise.
10067 * df-core.c (df_worklist_dataflow): Likewise.
10068 * dse.c (dse_step3): Likewise.
10069 * except.c (eh_region_outermost): Likewise.
10070 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10071 * gcse.c (prune_expressions): Likewise.
10072 (prune_insertions_deletions): Likewise.
10073 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
10074 * graph.c (draw_cfg_nodes_no_loops): Likewise.
10075 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
10076 * lcm.c (compute_earliest): Likewise.
10077 (compute_farthest): Likewise.
10078 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
10079 (unroll_loop_runtime_iterations): Likewise.
10080 (unroll_loop_stupid): Likewise.
10081 * lower-subreg.c (decompose_multiword_subregs): Likewise.
10082 * lra-lives.c: Likewise.
10083 * lra.c (lra): Likewise.
10084 * modulo-sched.c (schedule_reg_moves): Likewise.
10085 (optimize_sc): Likewise.
10086 (get_sched_window): Likewise.
10087 (sms_schedule_by_order): Likewise.
10088 (check_nodes_order): Likewise.
10089 (order_nodes_of_sccs): Likewise.
10090 (order_nodes_in_scc): Likewise.
10091 * recog.c (split_all_insns): Likewise.
10092 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
10093 * reload1.c (reload): Likewise.
10094 * sched-rgn.c (haifa_find_rgns): Likewise.
10095 (split_edges): Likewise.
10096 (compute_trg_info): Likewise.
10097 * sel-sched.c (init_seqno): Likewise.
10098 * store-motion.c (remove_reachable_equiv_notes): Likewise.
10099 * tree-into-ssa.c (update_ssa): Likewise.
10100 * tree-ssa-live.c (live_worklist): Likewise.
10101 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
10102 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10104 (try_peel_loop): Likewise.
10105 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10107 * tree-ssa-pre.c (compute_antic): Likewise.
10108 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
10109 * tree-stdarg.c (reachable_at_most_once): Likewise.
10110 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
10111 * var-tracking.c (vt_find_locations): Likewise.
10113 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10115 * sbitmap.h (auto_sbitmap): New class.
10117 2016-07-26 Alan Modra <amodra@gmail.com>
10120 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
10123 2016-07-25 David Malcolm <dmalcolm@redhat.com>
10125 * input.c (selftest::temp_source_file::temp_source_file): Fix
10126 missing "%s" in fprintf.
10128 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
10130 PR middle-end/71732
10131 * cselib.c (cselib_process_insn): Invalidate argument slots for
10134 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10136 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
10137 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
10138 vmulxh_lane_f16, vmulxh_laneq_f16): New.
10140 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10142 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10143 * config/aarch64/aarch64.md (fma, fnma): Support HF.
10144 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
10146 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10148 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10149 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
10151 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
10152 (add<mode>3): Likewise.
10153 (sub<mode>3): Likewise.
10154 (mul<mode>3): Likewise.
10155 (div<mode>3): Likewise.
10156 (*div<mode>3): Likewise.
10157 (<fmaxmin><mode>3): Extend to HF.
10158 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
10159 (fabd<mode>3): Likewise.
10160 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
10161 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
10162 (aarch64_fmulx<mode>): Likewise.
10163 (aarch64_fac<optab><mode>): Likewise.
10164 (aarch64_frecps<mode>): Likewise.
10165 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
10166 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
10167 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
10168 (VSDQ_HSDI): Support HI.
10169 (fcvt_target, FCVT_TARGET): Likewise.
10170 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
10171 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
10172 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
10173 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
10174 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
10175 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
10176 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
10177 vrsqrtsh_f16): New.
10179 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10181 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
10182 * config/aarch64/aarch64-builtins.c (hi_UP): New.
10183 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10184 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
10186 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
10187 (aarch64_cm<optab><mode>): Likewise.
10188 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
10189 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
10190 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
10191 (sqrt<mode>2): Likewise.
10192 (*sqrt<mode>2): Likewise.
10193 (abs<mode>2): Likewise.
10194 (<optab><mode>hf2): New pattern for HF mode.
10195 (<optab>hihf2): Likewise.
10196 * config/aarch64/arm_neon.h: Include arm_fp16.h.
10197 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
10198 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
10200 * config/aarch64/arm_fp16.h: New file.
10201 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
10202 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
10203 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
10204 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
10205 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
10206 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
10207 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
10208 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
10209 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
10210 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
10211 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
10212 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
10215 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10217 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
10218 reduc_smin_scal_): Use VDQIF_F16.
10219 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
10220 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
10222 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
10223 * config/aarch64/iterators.md (VDQIF_F16): New.
10224 (vp): Support HF modes.
10225 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
10226 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
10228 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10230 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
10231 "*aarch64_mulx_elt_from_dup<mode>".
10232 (*aarch64_mul3_elt<mode>): Update schedule type.
10233 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
10234 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
10235 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
10236 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
10237 (f, fp): Support HF modes.
10238 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
10239 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
10240 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
10241 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
10242 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
10243 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
10245 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10247 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10248 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
10250 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
10253 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10255 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10256 * config/aarch64/aarch64-simd.md
10257 (aarch64_rsqrts<mode>): Extend to HF modes.
10258 (fabd<mode>3): Likewise.
10259 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
10260 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
10261 (aarch64_<maxmin_uns>p<mode>): Likewise.
10262 (<su><maxmin><mode>3): Likewise.
10263 (<maxmin_uns><mode>3): Likewise.
10264 (<fmaxmin><mode>3): Likewise.
10265 (aarch64_faddp<mode>): Likewise.
10266 (aarch64_fmulx<mode>): Likewise.
10267 (aarch64_frecps<mode>): Likewise.
10268 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
10269 (add<mode>3): Extend to HF modes.
10270 (sub<mode>3): Likewise.
10271 (mul<mode>3): Likewise.
10272 (div<mode>3): Likewise.
10273 (*div<mode>3): Likewise.
10274 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
10276 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
10277 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
10278 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
10279 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
10280 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
10281 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
10282 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
10283 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
10284 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
10285 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
10286 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
10287 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
10288 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
10289 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
10291 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10293 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
10294 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10295 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
10296 (neg<mode>2): Likewise.
10297 (abs<mode>2): Likewise.
10298 (<frint_pattern><mode>2): Likewise.
10299 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
10300 (<optab><VDQF:mode><fcvt_target>2): Likewise.
10301 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
10302 (ftrunc<VDQF:mode>2): Likewise.
10303 (<optab><fcvt_target><VDQF:mode>2): Likewise.
10304 (sqrt<mode>2): Likewise.
10305 (*sqrt<mode>2): Likewise.
10306 (aarch64_frecpe<mode>): Likewise.
10307 (aarch64_cm<optab><mode>): Likewise.
10308 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
10310 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
10311 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
10313 * config/aarch64/arm_neon.h (vdup_n_f16): New.
10314 (vdupq_n_f16): Likewise.
10315 (vld1_dup_f16): Use vdup_n_f16.
10316 (vld1q_dup_f16): Use vdupq_n_f16.
10317 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
10318 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
10319 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
10320 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
10321 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
10322 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
10323 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
10324 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
10325 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
10326 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
10327 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
10328 vsqrt_f16, vsqrtq_f16): New.
10330 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10332 * config/aarch64/aarch64-simd.md
10333 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
10334 (aarch64_ext<mode>): Likewise.
10335 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
10336 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
10337 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
10339 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
10341 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
10342 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
10343 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
10344 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
10345 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
10346 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
10347 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
10349 (vmov_n_f16): Reimplement using vdup_n_f16.
10350 (vmovq_n_f16): Reimplement using vdupq_n_f16..
10352 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10354 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
10355 "frame_related_p". Generate CFA annotation when it's necessary.
10356 (aarch64_expand_prologue): Use aarch64_add_constant.
10357 (aarch64_expand_epilogue): Likewise.
10358 (aarch64_output_mi_thunk): Pass "false" when calling
10359 aarch64_add_constant.
10361 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10363 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
10366 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10368 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
10369 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
10370 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
10371 (aarch64_build_constant): Delete.
10373 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
10376 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
10378 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
10379 flag_toplevel_reorder.
10381 2016-07-25 Richard Biener <rguenther@suse.de>
10383 * cgraph.c (cgraph_node::verify_node): Compare against builtin
10384 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
10385 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
10386 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
10387 (streamer_get_builtin_tree): Likewise.
10388 (streamer_write_builtin): Likewise.
10389 * lto-streamer.h (LTO_builtin_decl): Remove.
10390 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
10391 (lto_input_scc): Remove LTO_builtin_decl handling.
10392 (lto_input_tree_1): Liekwise.
10393 * lto-streamer-out.c (lto_output_tree_1): Remove special
10394 handling of builtins.
10395 (DFS::DFS): Likewise.
10396 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
10397 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
10399 (streamer_write_builtin): Remove.
10401 2016-07-25 Martin Liska <mliska@suse.cz>
10403 * lto-cgraph.c (input_symtab): Don't call get_working_sets
10404 if flag_auto_profile is set to true.
10406 2016-07-25 Martin Liska <mliska@suse.cz>
10408 PR gcov-profile/71868
10409 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
10410 have a function with multiple latches, count them all.
10412 2016-07-25 Martin Liska <mliska@suse.cz>
10414 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
10416 2016-07-25 Martin Liska <mliska@suse.cz>
10418 PR tree-optimization/71987
10419 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
10420 just for SSA_NAMEs. Fix GNU coding style.
10422 2016-07-25 Martin Liska <mliska@suse.cz>
10424 PR gcov-profile/64874
10425 * gcov-io.h: Update command about file format.
10426 * gcov-iov.c (main): Adapt the numbering scheme.
10428 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10430 PR middle-end/66726
10431 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
10432 whose result is used in PHI.
10433 (final_range_test_p): Likewise.
10434 (maybe_optimize_range_tests): Likewise.
10436 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10438 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10439 Reformat two multi-line strings.
10441 2016-07-22 Martin Sebor <msebor@redhat.com>
10443 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
10445 2016-07-22 Martin Sebor <msebor@redhat.com>
10448 * doc/extend.texi (Compound Literals): Correct and clarify.
10449 (Cast to Union): Same.
10451 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
10453 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10454 comments to explain why certain error messages make mention of
10455 undocumented options.
10456 (rs6000_invalid_builtin): Change error messages to replace mention
10457 of undocumented options with mention of the -mcpu=power9 option
10458 that enables those undocumented options.
10459 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
10460 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
10461 definition of this macro to correct an existing error.
10462 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
10463 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
10464 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
10465 descriptions of built-in functions so that they depend on
10466 -mcpu=power9 instead of on the corresponding undocumented flags.
10467 * doc/invoke.texi (Option Summary): Remove all mention of newly
10468 undocumented flags.
10469 (IBM RS/6000 and PowerPC Options): Likewise.
10470 * doc/md.texi (Constraints for Particuliar Machines): Remove all
10471 mention of newly undocumented flags.
10473 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
10475 * ipa-cp.c (determine_versionability): Do not create constprop clones,
10476 when target_clones attribute is set.
10478 2016-07-22 Bin Cheng <bin.cheng@arm.com>
10480 * common.opt (funsafe-loop-optimizations): Mark ignore.
10481 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
10482 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
10484 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
10485 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
10487 2016-07-22 Bin Cheng <bin.cheng@arm.com>
10489 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
10491 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
10493 (number_of_iterations_exit): Warn missed loop optimization for
10494 possible infinite loops.
10496 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
10499 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
10500 when to emit a ".machine" pseudo-op.
10502 2016-07-22 Martin Liska <mliska@suse.cz>
10504 PR gcov-profile/69028
10505 PR gcov-profile/62047
10506 * coverage.c (coverage_compute_lineno_checksum): Do not
10507 calculate checksum for fns w/o xloc.file.
10508 (coverage_compute_profile_id): Likewise.
10510 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
10512 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
10513 (avr_secondary_reload): ...and implementation.
10514 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
10515 * config/avr/avr.md (reload_in<mode>): Remove insns.
10516 (adjust_len) [lpm]: Remove insn attribute value.
10517 * config/avr/predicates.md (flash_operand): Remove insn predicate.
10519 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10521 PR middle-end/71876
10522 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
10524 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
10525 * calls.c (special_function_p): Remove the special handling of the
10526 "__builtin_" prefix.
10528 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10530 PR middle-end/71876
10531 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
10532 if STMT may be an alloca call.
10533 (gimple_alloca_call_p, alloca_call_p): Return only true for the
10534 builtin alloca call.
10535 * calls.h (gimple_maybe_alloca_call_p): New function.
10536 * tree-inline.c (inline_forbidden_p_stmt): Use
10537 gimple_maybe_alloca_call_p here.
10539 2016-07-21 David Malcolm <dmalcolm@redhat.com>
10541 * spellcheck-tree.c (best_macro_match::best_macro_match):
10542 Explictly specify the template arguments when invoking the base
10543 class constructor, to help older C++ compilers.
10545 2016-07-21 Jakub Jelinek <jakub@redhat.com>
10548 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
10549 before builtin_decl_implicit.
10551 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10553 * optabs.c (emit_condiitonal_move): Short circuit for identical
10556 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10558 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
10559 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
10560 (noce_conversion_profitable_p): New.
10561 (noce_try_store_flag_constants): Use it.
10562 (noce_try_addcc): Likewise.
10563 (noce_try_store_flag_mask): Likewise.
10564 (noce_try_cmove): Likewise.
10565 (noce_try_cmove_arith): Likewise.
10566 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
10568 (noce_convert_multiple_sets): Move cost model to here, from...
10569 (bb_ok_for_noce_convert_multiple_sets) ...here.
10570 (noce_process_if_block): Update calls for above changes.
10571 (noce_find_if_block): Record new noce_if_info parameters.
10573 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10575 * target.def (max_noce_ifcvt_seq_cost): New.
10576 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
10577 * doc/tm.texi: Regenerate.
10578 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
10579 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
10580 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
10581 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
10582 * doc/invoke.texi: Document new params.
10584 2016-07-21 Richard Biener <rguenther@suse.de>
10586 PR tree-optimization/71947
10587 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
10588 ranges have useful limit_vr information.
10590 2016-07-21 Richard Biener <rguenther@suse.de>
10592 * function-tests.c (build_trivial_generic_function): Set
10593 BLOCK_SUPERCONTEXT of DECL_INITIAL.
10594 * omp-low.c (create_omp_child_function): Likewise.
10595 (grid_expand_target_grid_body): Likewise.
10596 * cgraphunit.c (init_lowered_empty_function): Likewise.
10597 (cgraph_node::expand_thunk): Likewise.
10598 * tree-parloops.c (create_loop_fn): Likewise.
10599 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
10601 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10603 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
10606 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
10608 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
10609 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
10610 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
10611 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
10612 values for insn attribute.
10613 * config/avr/avr.c (avr_out_insert_notbit): New function.
10614 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
10615 ADJUST_LEN_INSV_NOTBIT_0/_7.
10616 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
10618 2016-07-21 Bin Cheng <bin.cheng@arm.com>
10620 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
10621 (chrec_convert_1, chrec_convert): Ditto.
10622 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
10623 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
10624 * tree-vrp.c (adjust_range_with_scev): Ditto.
10625 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
10626 (scev_var_range_cant_overflow): New function.
10627 (scev_probably_wraps_p): New parameter. Call above function.
10628 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
10630 2016-07-21 Bin Cheng <bin.cheng@arm.com>
10632 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
10633 by removing computation of may_be_zero.
10635 2016-07-21 Jakub Jelinek <jakub@redhat.com>
10637 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
10639 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
10641 Improving concepts performance and diagnostics.
10642 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
10643 for constraint satisfaction and subsumption.
10644 * timevar.h (auto_timevar): New constructor that matches the push/pop
10645 pattern of usage in pt.c.
10647 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
10649 * hwint.h (HOST_WIDE_INT_0): New define.
10650 (HOST_WIDE_INT_0U): Ditto.
10651 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
10652 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
10653 * simplify-rtx.c: Ditto.
10654 * tree-object-size.c: Ditto.
10656 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10658 * config/s390/s390.c (s390_encode_section_info): Remove mode size
10661 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
10663 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
10664 * combine.c: Use HOST_WIDE_INT_M1U instead of
10665 ~(unsigned HOST_WIDE_INT) 0.
10666 * double-int.h: Ditto.
10668 * dwarf2asm.c:Ditto.
10670 * genmodes.c: Ditto.
10672 * read-rtl.c: Ditto.
10673 * tree-ssa-loop-ivopts.c: Ditto.
10674 * tree-ssa-loop-prefetch.c: Ditto.
10675 * tree-vect-generic.c: Ditto.
10676 * tree-vect-patterns.c: Ditto.
10679 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10681 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
10682 constant addresses outside [0,0xc0] into a register.
10683 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
10684 cases where the base address register is unused after.
10685 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
10686 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
10687 (avr_out_store_psi_reg_disp_tiny): Same.
10689 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10691 Implement attribute progmem on reduced Tiny cores by adding
10692 flash offset 0x4000 to respective symbols.
10695 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
10696 documentation how it works on reduced Tiny cores.
10697 (AVR Named Address Spaces): No support for reduced Tiny.
10698 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
10699 (avr_address_tiny_pm_p): New static function.
10700 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
10701 if the address is in progmem.
10702 (avr_assemble_integer): Same.
10703 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
10704 for symbol_ref in progmem.
10705 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
10706 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
10707 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
10709 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
10711 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
10712 * configure: Regenerate.
10713 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
10714 (USE_THIN_ARCHIVES): New variable.
10715 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
10716 this archive as a thin archive.
10718 2016-07-20 David Malcolm <dmalcolm@redhat.com>
10720 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
10721 same location as last time, don't skip if we have fix-it hints.
10722 Clarify the skipping logic by converting it from one "if" clause
10723 to repeated "if" clauses.
10724 * spellcheck-tree.c: Include "cpplib.h".
10725 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
10726 (best_macro_match::best_macro_match): New constructor.
10727 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
10728 Move here from c/c-decl.c.
10729 (class best_macro_match): Move here from c/c-decl.c, converting
10730 from a typedef to a subclass, gaining a ctor.
10732 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10734 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
10735 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
10737 (avr_addr_space_diagnose_usage): ...and implementation.
10738 (avr_addr_space_supported_p): New function.
10739 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
10740 report bad address space usage if that space is supported.
10741 (avr_insert_attributes): Same. No more complain about unsupported
10743 * config/avr/avr-c.c (tm_p.h): Include it.
10744 (avr_cpu_cpp_builtins): Only define addr-space related built-in
10745 macro if avr_addr_space_supported_p.
10747 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
10749 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
10750 flag_toplevel_reorder.
10752 2016-07-20 David Malcolm <dmalcolm@redhat.com>
10754 * gcc-rich-location.c
10755 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
10757 * gcc-rich-location.h
10758 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
10760 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10762 * target.def (addr_space): Add new diagnose_usage to hook vector.
10763 * targhooks.c (default_addr_space_diagnose_usage): Add default
10764 implementation and...
10765 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
10766 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
10767 is some address space, call targetm.addr_space.diagnose_usage.
10768 * doc/tm.texi.in (Named Address Spaces): Add anchor for
10769 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
10770 * doc/tm.texi: Regenerate.
10772 2016-07-20 Martin Liska <mliska@suse.cz>
10774 PR middle-end/71898
10775 * graphite-isl-ast-to-gimple.c (later_of_the_two):
10776 Properly handly PHI stmts.
10778 2016-07-20 Bin Cheng <bin.cheng@arm.com>
10780 PR tree-optimization/71503
10781 PR tree-optimization/71683
10782 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
10785 2016-07-20 Martin Liska <mliska@suse.cz>
10787 * doc/invoke.texi (-fipa-ra): Document when the option is
10788 disabled. Fix a typo.
10790 2016-07-20 Martin Liska <mliska@suse.cz>
10792 * Makefile.in: Include fibonacci_heap.c
10793 * fibonacci_heap.c: New file.
10794 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
10795 (fibonacci_heap::union_with): Fix deletion of the second heap.
10796 * selftest-run-tests.c (selftest::run_tests): Incorporate
10797 fibonacci heap tests.
10798 * selftest.h: Declare fibonacci_heap_c_tests.
10800 2016-07-20 Martin Liska <mliska@suse.cz>
10802 * selftest-run-tests.c (selftest::run_tests): New function.
10803 * selftest.h (sreal_c_tests): Declare.
10804 * sreal.c (sreal_verify_basics): New function.
10805 (verify_aritmetics): Likewise.
10806 (sreal_verify_arithmetics): Likewise.
10807 (verify_shifting): Likewise.
10808 (sreal_verify_shifting): Likewise.
10809 (void sreal_c_tests): Likewise.
10811 2016-07-19 Jakub Jelinek <jakub@redhat.com>
10813 PR rtl-optimization/71916
10814 * cfgrtl.c (contains_no_active_insn_p): Return false also for
10815 bb which have a single succ fake edge.
10817 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
10820 * dwarf2out.c (gen_subprogram_die): Only call
10821 gen_unspecified_parameters_die while dumping early dwarf.
10823 2016-07-19 Jakub Jelinek <jakub@redhat.com>
10825 PR middle-end/71874
10826 * gimple-fold.c (fold_builtin_memory_op): Use
10827 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
10829 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
10831 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
10832 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
10833 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
10834 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
10835 * combine.c: Ditto.
10838 * double-int.c: Ditto.
10840 * dwarf2out.c: Ditto.
10843 * fold-const.c: Ditto.
10844 * function.c: Ditto.
10846 * genmodes.c: Ditto.
10850 * loop-doloop.c: Ditto.
10851 * loop-invariant.c: Ditto.
10852 * loop-iv.c: Ditto.
10857 * rtlanal.c: Ditto.
10858 * simplify-rtx.c: Ditto.
10859 * stor-layout.c: Ditto.
10861 * tree-ssa-loop-ivopts.c: Ditto.
10862 * tree-vect-generic.c: Ditto.
10863 * tree-vect-patterns.c: Ditto.
10868 * wide-int-print.cc: Ditto.
10869 * wide-int.cc: Ditto.
10870 * wide-int.h: Ditto.
10872 2016-07-19 David Malcolm <dmalcolm@redhat.com>
10874 * selftest.c (selftest::assert_streq): Handle NULL values of
10875 val_actual and val_expected.
10877 2016-07-19 Martin Jambor <mjambor@suse.cz>
10880 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
10881 rather than cgraph_create_node to get a call graph node.
10883 2016-07-19 Richard Biener <rguenther@suse.de>
10885 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
10886 handle all tcc_constant bases and valueize SSA names.
10887 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
10888 tcc_constant bases.
10890 2016-07-19 David Malcolm <dmalcolm@redhat.com>
10892 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
10893 the flags of the exit block and bb2, not just the entry block.
10895 2016-07-19 Richard Biener <rguenther@suse.de>
10897 PR tree-optimization/71901
10898 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
10899 align member, group stuff with the bitfield.
10900 (vn_ref_op_align_unit): New inline.
10901 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
10902 record element alignment and operand 3 unchanged.
10903 (ao_ref_init_from_vn_reference): Adjust.
10904 (valueize_refs_1): Likewise.
10905 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
10907 2016-07-19 Richard Biener <rguenther@suse.de>
10909 PR tree-optimization/71908
10910 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
10911 symbolic constants in a more reliable way.
10913 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
10915 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
10917 (vect_update_inits_of_drs): Likewise.
10918 (vect_create_cond_for_alias_checks): Likewise.
10919 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
10921 2016-07-19 Richard Biener <rguenther@suse.de>
10924 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
10925 with an abstract origin that is not an inlined function outer
10926 scope add a self-reference as abstract origin.
10927 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
10929 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10932 * config/rs6000/rs6000.c (rs6000_function_value): Fix
10933 unintentional System V.4 structure return breakage for structures
10934 with a single floating point element.
10936 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10938 PR tree-optimization/71734
10939 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
10940 contains REF, use it to check safelen, assume that safelen value
10941 must be greater 1, fix style.
10942 (ref_indep_loop_p_2): Add REF_LOOP argument.
10943 (ref_indep_loop_p): Pass LOOP as additional argument to
10944 ref_indep_loop_p_2.
10946 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
10948 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
10949 allocation in the prologue.
10950 * explow.c (get_dynamic_stack_base): New function to return an address
10951 expression for the dynamic stack base.
10952 (get_dynamic_stack_size): New function to do the required dynamic stack
10953 space size calculations.
10954 (allocate_dynamic_stack_space): Use new functions.
10955 (align_dynamic_address): Move some code from
10956 allocate_dynamic_stack_space to new function.
10957 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
10959 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10961 * config/s390/s390.c (s390_encode_section_info): Always set
10962 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
10965 2016-07-18 Richard Biener <rguenther@suse.de>
10967 PR tree-optimization/71893
10968 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
10969 for sizetype cast added by array_ref_element_size.
10970 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10972 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
10974 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
10975 register parameters. Remove code to initialize argument pointer
10976 on TARGET_64BIT. Optimize call to _mcount when it can be reached
10977 using a pc-relative branch. Cleanup conditional code.
10978 * config/pa/pa.md (call_mcount): New expander.
10979 (call_mcount_nonpic): New insn.
10980 (call_mcount_pic): New insn and split.
10981 (call_mcount_pic_post_reload): New insn.
10982 (call_mcount_64bit): New insn and split.
10983 (call_mcount_64bit_post_reload): New insn.
10985 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
10987 * config/avr/predicates.md (const_m255_to_m1_operand): New.
10988 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
10989 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
10990 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
10991 (*usum_widenqihi3, *udiff_widenqihi3)
10992 (*addhi3_zero_extend.const): New combiner insns.
10993 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
10994 just 1 bit is affected.
10995 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
10996 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
10998 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
11000 * omp-low.c (lower_omp_target): Mark data clauses with
11001 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
11002 zero-length subarrays.
11004 2016-07-15 Richard Biener <rguenther@suse.de>
11006 PR tree-optimization/71881
11007 * tree-loop-distribution.c (destroy_loop): Remove blocks in
11008 reverse DOM order to make debug temp generation happy.
11010 2016-07-15 Richard Biener <rguenther@suse.de>
11012 PR tree-optimization/71887
11013 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
11014 verify it is not zero for division / modulo handling.
11015 (value_replacement): Adjust.
11017 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
11018 Julian Brown <julian@codesourcery.com>
11020 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
11021 * config/aarch64/aarch64-cost-tables.h
11022 (vulcan_extra_costs): New variable.
11023 * config/aarch64/aarch64.c
11024 (vulcan_addrcost_table): Likewise.
11025 (vulcan_regmove_cost): Likewise.
11026 (vulcan_vector_cost): Likewise.
11027 (vulcan_branch_cost): Likewise.
11028 (vulcan_tunings): Likewise.
11030 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
11032 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
11033 (output_in_order): Loop over undefined variables too. Output them
11034 via assemble_undefined_decl. Skip variables that correspond to hard
11035 registers or have value-exprs.
11036 * varpool.c (symbol_table::output_variables): Handle undefined
11037 variables together with defined ones.
11039 2016-07-15 Richard Biener <rguenther@suse.de>
11041 * tree-ssa-pre.c (get_representative_for): Make sure to return
11042 the value number of SSA names.
11043 (phi_translate_1): get_representative_for cannot return NULL.
11044 (do_pre_regular_insertion): Remove redundant call to
11045 fully_constant_expression.
11046 (do_pre_partial_partial_insertion): Likewise.
11048 2016-07-15 Bin Cheng <bin.cheng@arm.com>
11050 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
11051 (derive_simple_iv_with_niters): New function.
11052 (simple_iv): Rewrite using simple_iv_with_niters.
11053 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
11054 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
11056 (number_of_iterations_exit): Rewrite using above function.
11057 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
11060 2016-07-15 Richard Biener <rguenther@suse.de>
11062 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
11063 vec_construct cost.
11065 2016-07-14 Jakub Jelinek <jakub@redhat.com>
11067 PR tree-optimization/71872
11068 * tree-data-ref.c (get_references_in_stmt): Ignore references
11069 with is_gimple_constant get_base_address.
11071 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
11073 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
11074 (TARGET_HAVE_LDACQD): New macro.
11075 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
11076 than TARGET_HAVE_LDACQ.
11077 (arm_load_acquire_exclusivedi): Likewise.
11078 (arm_store_release_exclusivedi): Likewise.
11080 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
11082 PR rtl-optimization/71878
11083 * lra-constraints.c (match_reload): Pass information about other
11084 output operands. Create new unique register value if matching input
11085 operand shares same register value as output operand being considered.
11086 (curr_insn_transform): Record output operands already processed.
11088 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11091 PR tree-optimization/70923
11092 * tree-vect-patterns.c: Include mult-synthesis.h.
11093 (target_supports_mult_synth_alg): New function.
11094 (synth_lshift_by_additions): Likewise.
11095 (apply_binop_and_append_stmt): Likewise.
11096 (vect_synth_mult_by_constant): Likewise.
11097 (target_has_vecop_for_code): Likewise.
11098 (vect_recog_mult_pattern): Use above functions to synthesize vector
11099 multiplication by integer constants.
11101 2016-07-14 Alan Modra <amodra@gmail.com>
11103 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
11104 gpr alternatives. Correct '*' placement on Y,r alternative.
11105 Add '*' on operand 1 of r,r alternative.
11107 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11109 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
11110 * expmed.h: ... Here.
11112 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
11114 * gimple.h (stmt_can_terminate_bb_p): New function.
11115 * tree-cfg.c (need_fake_edge_p): Rename to ...
11116 (stmt_can_terminate_bb_p): ... this; return true if stmt can
11117 throw external; handle const and pure calls.
11118 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
11120 2016-07-14 Richard Biener <rguenther@suse.de>
11122 PR tree-optimization/71866
11123 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
11124 (do_hoist_insertion): Avoid endless recursion when we
11125 didn't insert anything because we managed to simplify
11126 things down to a constant or SSA name.
11127 (fully_constant_expression): Re-write in terms of ...
11128 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
11129 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
11130 vn_nary_build_or_lookup_1.
11131 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
11132 (vn_nary_build_or_lookup): ... this which now wraps it.
11134 2016-07-14 Alan Modra <amodra@gmail.com>
11137 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
11138 with p9_vector override before power9-dform override.
11140 2016-07-13 Andi Kleen <ak@linux.intel.com>
11142 * value-prof.c (gimple_value_profile_transformations): Don't run
11143 when auto_profile is on.
11145 2016-07-13 Andi Kleen <ak@linux.intel.com>
11147 * auto-profile.c (update_inlined_ind_target,
11148 afdo_indirect_call): Print information to dump file.
11150 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
11152 * genrecog.c (special_predicate_operand_p): New function.
11153 (predicate_name): Move function.
11154 (validate_pattern): Don't warn about missing mode for all
11155 define_special_predicate predicates.
11157 2016-07-13 Bin Cheng <bin.cheng@arm.com>
11159 * tree-vect-data-refs.c (vect_no_alias_p): New function.
11160 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
11161 resolve alias checks which are known at compilation time.
11162 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
11163 alias checks are resolved. Move dump info for too many runtime
11164 alias checks to here...
11165 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
11167 2016-07-13 Richard Biener <rguenther@suse.de>
11169 PR tree-optimization/24574
11170 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
11171 position and add shift, rotate, divison and modulo support
11173 (value_replacement): Pass in argument position to absorbing_element_p.
11175 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
11178 * ipa-inline-transform.c (inline_call): Support
11179 instrumented thunks.
11181 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
11183 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
11184 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
11186 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
11187 Baseline. Make initial alternative TARGET_32BIT only.
11188 (udivsi3): Likewise.
11189 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
11190 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
11193 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
11195 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
11196 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
11197 availability with TARGET_HAVE_MOVT.
11198 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
11199 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
11200 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
11202 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
11203 extra instruction if MOVW is available. Use a cost variable
11204 incremented by COSTS_N_INSNS (1) when the condition match rather than
11205 returning an arithmetic expression based on COSTS_N_INSNS. Make
11206 constant with bottom half word zero cost 2 instruction if MOVW is
11208 * config/arm/arm.md (define_attr "arch"): Add v8mb.
11209 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
11210 target is ARMv8-M Baseline.
11211 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
11212 (arm_movtas_ze): Likewise.
11213 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
11214 alternative for constants satisfying j constraint.
11215 (thumb1_movsi_insn): Likewise.
11216 (movsi splitter for K alternative): Tighten condition to not trigger
11217 if movt is available and j constraint is satisfied.
11218 (Pe immediate splitter): Likewise.
11219 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
11220 constant fitting in an halfword to use MOVW.
11221 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
11224 2016-07-13 Richard Biener <rguenther@suse.de>
11226 PR middle-end/71104
11227 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
11228 gimplifying the LHS. Make sure to gimplify a returning twice
11229 call LHS without using SSA names.
11231 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11233 * tree-data-ref.c (find_data_references_in_stmt): Remove
11234 unnecessary call to vec::release.
11235 (graphite_find_data_references_in_stmt): Likewise.
11236 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
11237 * tree-vect-stmts.c (vectorizable_condition): Likewise.
11239 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11241 * cfgexpand.c (expand_used_vars): Make the type of a local
11243 * genmatch.c (lower_for): Likewise.
11244 * haifa-sched.c (haifa_sched_init): Likewise.
11245 (add_to_speculative_block): Likewise.
11246 (create_check_block_twin): Likewise.
11247 * predict.c (handle_missing_profiles): Likewise.
11248 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
11249 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
11250 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
11252 (maybe_lower_iteration_bound): Likewise.
11253 * tree-ssa-sccvn.c (DFS): Likewise.
11254 * tree-stdarg.c (reachable_at_most_once): Likewise.
11255 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
11256 (vectorizable_store): Likewise.
11258 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11260 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
11261 (sccvn_dom_walker): make cond_stack an auto_vec.
11263 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11265 * ree.c (struct ext_state): Make type of members auto_vec.
11266 (find_and_remove_re): Adjust.
11268 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11270 * cfgexpand.c (struct stack_vars_data): Make type of fields
11272 (expand_used_vars): Adjust.
11274 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11276 * ipa.c (record_cdtor_fn): Adjust.
11277 (build_cdtor_fns): Likewise.
11278 (ipa_cdtor_merge): Make static_ctors and static_dtors local
11281 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11283 * genextract.c (struct accum_extract): Add constructor and make
11285 (gen_insn): Adjust.
11287 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11289 * tree.c (struct free_lang_data_d): Add constructor and change
11290 types of members to ones that automatically manage resources.
11291 (fld_worklist_push): Adjust.
11292 (find_decls_types): Likewise.
11293 (find_decls_types_in_eh_region): Likewise.
11294 (free_lang_data_in_cgraph): Stop manually creating and
11295 destroying members of free_lang_data_d.
11297 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
11299 PR rtl-optimization/68961
11300 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
11301 peephole variant. Use sse_reg_operand predicates.
11303 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
11305 * config/i386/predicates.md (x86_64_immediate_operand)
11306 <case CONST_INT>: Remove unneeded truncation to DImode.
11307 <case CONST>: Ditto.
11308 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
11310 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11313 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
11314 The xxperm and xxpermr instructions require that the 2nd input
11315 operand overlap with the output operand, and not the 1st.
11316 (altivec_vperm_v8hiv16qi): Likewise.
11317 (altivec_vperm_<mode>_uns_internal): Likewise.
11318 (altivec_vpermr_<mode>_internal): Likewise.
11319 (vperm_v8hiv4si): Likewise.
11320 (vperm_v16qiv8hi): Likewise.
11322 2016-07-12 Nathan Sidwell <nathan@acm.org>
11324 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
11325 when -mno-pic-data-is-text-relative is in effect, by default.
11326 * doc/invoke.texi (mpic-data-is-text-relative): Document new
11327 behavior and clarify.
11329 2016-07-12 Martin Liska <mliska@suse.cz>
11331 * params.def: Add avg-loop niter.
11332 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
11333 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
11334 * doc/invoke.texi: Document the new parameter.
11336 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11338 PR middle-end/71700
11339 * expr.c (store_constructor): Mask sign-extended bits when widening
11340 sub-word constructor element at the start of a word.
11342 2016-07-12 Martin Liska <mliska@suse.cz>
11344 * Makefile.in: Append rule for params-options.h.
11345 * params-options.h: New file.
11347 2016-07-12 Martin Liska <mliska@suse.cz>
11349 * ira-build.c (mark_loops_for_removal): Properly iterate
11352 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
11353 Richard Biener <rguenther@suse.de>
11355 PR tree-optimization/23286
11356 PR tree-optimization/70159
11357 * doc/invoke.texi: Document -fcode-hoisting.
11358 * common.opt (fcode-hoisting): New flag.
11359 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
11360 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
11361 (do_regular_insertion): Rename to ...
11362 (do_pre_regular_insertion): ... this and amend general comments
11363 on insertion strathegy.
11364 (do_partial_partial_insertion): Rename to ...
11365 (do_pre_partial_partial_insertion): ... this.
11366 (do_hoist_insertion): New function.
11367 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
11368 and call do_hoist_insertion properly.
11370 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
11371 (pass_pre::execute): Register hoist_insert stats.
11373 2016-07-12 Jakub Jelinek <jakub@redhat.com>
11375 PR middle-end/71716
11376 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
11377 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
11378 is different from mode's bitsize. Small cleanup.
11380 2016-07-12 Richard Biener <rguenther@suse.de>
11382 PR rtl-optimization/68961
11383 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
11384 to simplify to a non-constant.
11386 2016-07-11 Jakub Jelinek <jakub@redhat.com>
11388 PR middle-end/71758
11389 * omp-low.c (expand_omp_target): Gimplify device.
11391 PR tree-optimization/71823
11392 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
11393 to get vec_oprnds2 from op2.
11395 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
11397 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
11398 Hoist common subexpressions.
11399 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
11401 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
11404 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
11405 prevent generation of 'stxsiwx' on pre Power8 hardware.
11407 2016-07-11 David Malcolm <dmalcolm@redhat.com>
11409 * input.c: Include cpplib.h.
11410 (selftest::temp_source_file): New class.
11411 (selftest::temp_source_file::temp_source_file): New ctor.
11412 (selftest::temp_source_file::~temp_source_file): New dtor.
11413 (selftest::should_have_column_data_p): New function.
11414 (selftest::test_should_have_column_data_p): New function.
11415 (selftest::temp_line_table): New class.
11416 (selftest::temp_line_table::temp_line_table): New ctor.
11417 (selftest::temp_line_table::~temp_line_table): New dtor.
11418 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
11419 it to create a temp_line_table.
11420 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
11421 locations that are known to have column data.
11422 (selftest::line_table_case): New struct.
11423 (selftest::test_reading_source_line): Move tempfile handling
11424 to class temp_source_file.
11425 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
11426 (selftest::assert_token_loc_eq): New function.
11427 (ASSERT_TOKEN_LOC_EQ): New macro.
11428 (selftest::test_lexer): New function.
11429 (selftest::boundary_locations): New array.
11430 (selftest::input_c_tests): Call test_should_have_column_data_p.
11431 Loop over a test matrix of interesting values of location and
11432 default_range_bits, calling test_lexer on each case in the matrix.
11433 Move call to test_accessing_ordinary_linemaps into the matrix.
11434 * selftest.h (ASSERT_EQ): Reimplement in terms of...
11435 (ASSERT_EQ_AT): New macro.
11437 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
11440 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11441 Don't convert TImode in debug insn.
11443 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
11445 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
11446 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
11447 (tree_type_common::lang_flag_7): New.
11448 (tree_type_common::spare): Reduce size.
11449 * tree.h (TYPE_ALIGN_OK): Remove.
11450 (TYPE_LANG_FLAG_7): New.
11451 (get_inner_reference): Adjust header.
11452 * print-tree.c (print_node): Adjust.
11453 * expr.c (get_inner_reference): Remove parameter keep_aligning.
11454 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
11455 calls to get_inner_reference.
11456 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
11457 handling of TYPE_ALIGN_OK.
11458 * builtins.c (get_object_alignment_2): Adjust call to
11459 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
11460 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
11462 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
11463 * cfgexpand.c (expand_debug_expr): Likewise.
11464 * dbxout.c (dbxout_expand_expr): Likewise.
11465 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
11466 loc_list_from_tree, fortran_common): Likewise.
11467 * fold-const.c (optimize_bit_field_compare,
11468 decode_field_reference, fold_unary_loc, fold_comparison,
11469 split_address_to_core_and_offset): Likewise.
11470 * gimple-laddress.c (execute): Likewise.
11471 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
11472 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
11473 * hsa-gen.c (gen_hsa_addr): Likewise.
11474 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
11475 * tsan.c (instrument_expr): Likewise.
11476 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
11477 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
11478 * tree-affine.c (tree_to_aff_combination,
11479 get_inner_reference_aff): Adjust calls to get_inner_reference.
11480 * tree-data-ref.c (split_constant_offset_1,
11481 dr_analyze_innermost): Likewise.
11482 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
11483 * tree-sra.c (ipa_sra_check_caller): Likewise.
11484 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
11485 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
11486 bswap_replace): Likewise.
11487 * tree-vect-data-refs.c (vect_check_gather,
11488 vect_analyze_data_refs): Likewise.
11489 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
11490 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
11493 2016-07-11 David Malcolm <dmalcolm@redhat.com>
11495 * Makefile.in (selftest-valgrind): New phony target.
11496 * function-tests.c (selftest::build_cfg): Delete pass instances
11497 created by the test.
11498 (selftest::convert_to_ssa): Likewise.
11499 (selftest::test_expansion_to_rtl): Likewise.
11500 * tree-cfg.c (selftest::test_linear_chain): Release dominator
11502 (selftest::test_diamond): Likewise.
11504 2016-07-11 Richard Biener <rguenther@suse.de>
11506 PR tree-optimization/71816
11507 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
11508 than replacing all of its operands.
11510 2016-07-11 Alan Modra <amodra@gmail.com>
11512 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
11513 (ctr<mode>): Add unspec.
11514 (ctr<mode>_internal*): Likewise.
11516 2016-07-08 James Bowman <james.bowman@ftdichip.com>
11518 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
11519 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
11521 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
11523 PR rtl-optimization/71621
11524 * lra-constraints.c (process_alt_operands): Check combination of
11525 reg class and mode.
11527 2016-07-08 Jason Merrill <jason@redhat.com>
11528 Richard Biener <rguenther@suse.de>
11530 P0145: Refining Expression Order for C++.
11531 * gimplify.c (initial_rhs_predicate_for): New.
11532 (gimplfy_modify_expr): Gimplify RHS before LHS.
11534 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11537 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11538 Allow standard error handling to take over when a wrong number
11539 of arguments is presented to __builtin_vec_ld () or
11540 __builtin_vec_st ().
11542 2016-07-08 Jiong Wang <jiong.wang@arm.com>
11544 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
11549 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
11550 __builtin_aarch64_fmaxv2sf.
11551 (vmaxnmq_f32): Likewise.
11552 (vmaxnmq_f64): Likewise.
11553 (vminnm_f32): Likewise.
11554 (vminnmq_f32): Likewise.
11555 (vminnmq_f64): Likewise.
11557 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
11560 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
11561 enable -mfloat128-hardware by default.
11562 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
11563 that IEEE 128-bit hardware support needs.
11564 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
11565 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
11566 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
11567 floating point requires.
11568 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
11569 -mfloat128 and -mfloat128-hardware changes.
11571 2016-07-08 Alan Hayward <alan.hayward@arm.com>
11573 PR tree-optimization/71667
11574 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
11576 2016-07-08 Martin Liska <mliska@suse.cz>
11578 PR middle-end/71606
11579 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
11580 folding produces SAVE_EXPRs, thus return false for the type.
11582 2016-07-07 Martin Liska <mliska@suse.cz>
11584 * file-find.c (remove_prefix): New function.
11585 * file-find.h (remove_prefix): Declare the function.
11586 * gcc-ar.c (main): Skip a folder of the wrapper if
11587 a wrapped binary would point to the same file.
11589 2016-07-07 Jan Hubicka <jh@suse.cz>
11591 * tree-scalar-evolution.c (iv_can_overflow_p): export.
11592 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
11593 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
11595 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
11598 * ipa-inline-analysis.c (compute_inline_parameters): Set
11599 local.can_change_signature to false for intrumentation
11602 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11604 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
11605 with TARGET_HAVE_MOVT.
11606 (TARGET_HAVE_MOVT): Define.
11607 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
11608 availability with TARGET_HAVE_MOVT.
11609 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
11611 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
11613 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
11614 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
11615 * config/arm/constraints.md (define_constraint "j"): Use
11616 TARGET_HAVE_MOVT to check MOVT availability.
11618 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11620 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
11622 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11624 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
11625 (armv8-m.main): Likewise.
11626 (armv8-m.main+dsp): Likewise.
11627 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
11628 (FL_FOR_ARCH8M_MAIN): Likewise.
11629 * config/arm/arm-tables.opt: Regenerate.
11630 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
11631 armv8-m.main+dsp to BE8_LINK_SPEC.
11632 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
11633 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
11634 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
11635 Baseline and Mainline.
11636 (arm_option_override_internal): Also disable arm_restrict_it when
11637 !arm_arch_notm. Update comment for -munaligned-access to also cover
11639 (arm_file_start): Increase buffer size for printing architecture name.
11640 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
11641 and armv8-m.main+dsp.
11642 (mno-unaligned-access): Clarify that this is disabled by default for
11643 ARMv8-M Baseline architectures as well.
11645 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11647 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
11648 decide whether to prevent some libgcc routines being included for some
11649 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
11650 link between this condition and the one in
11651 libgcc/config/arm/lib1func.S.
11653 2016-07-07 Richard Biener <rguenther@suse.de>
11655 * tree-ssa-pre.c: Include alias.h.
11656 (compute_avail): If we have multiple VN_REFERENCEs with the
11657 same hashtable entry adjust that to make it a valid replacement
11658 for all of them with respect to alignment and aliasing
11659 when doing insertion.
11660 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
11661 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
11663 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
11667 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11668 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
11671 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11673 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
11674 (adjust_mems): Adjust.
11675 (adjust_insn): Likewise.
11676 (prepare_call_arguments): Likewise.
11678 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11680 * gcse.c (struct ls_expr): Make stores field a vector.
11681 (ldst_entry): Adjust.
11682 (free_ldst_entry): Likewise.
11683 (print_ldst_list): Likewise.
11684 (compute_ld_motion_mems): Likewise.
11685 (update_ld_motion_stores): Likewise.
11687 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11689 * gcse.c (struct ls_expr): Remove loads field.
11690 (ldst_entry): Adjust.
11691 (free_ldst_entry): Likewise.
11692 (print_ldst_list): Likewise.
11693 (compute_ld_motion_mems): Likewise.
11695 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11697 * store-motion.c (struct st_expr): Make antic_stores a vector.
11698 (st_expr_entry): Adjust.
11699 (free_st_expr_entry): Likewise.
11700 (print_store_motion_mems): Likewise.
11701 (find_moveable_store): Likewise.
11702 (compute_store_table): Likewise.
11703 (remove_reachable_equiv_notes): Likewise.
11704 (replace_store_insn): Likewise.
11705 (build_store_vectors): Likewise.
11707 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11709 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
11710 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
11712 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
11714 PR tree-optimization/71518
11715 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
11716 misalign also for outer loops with negative step.
11718 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
11720 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
11721 (cortex_a53_shift): Add mov_shift.
11722 (cortex_a53_shift_reg): Add new reservation for register shifts.
11723 (cortex_a53_alu): Remove bfm.
11724 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
11725 (cortex_a53_alu_extr): Add new reservation for EXTR.
11726 (bypasses): Improve bypass modelling.
11728 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11731 * config/avr/avr.c (avr_asm_select_section): Strip off
11732 SECTION_DECLARED from flags when calling get_section.
11734 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11736 * tree-vectorizer.h (vect_memory_access_type): Add
11737 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
11738 * tree-vect-stmts.c (compare_step_with_zero): New function.
11739 (perm_mask_for_reverse): Move further up file.
11740 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
11742 (get_negative_load_store_type): New function.
11743 (get_load_store_type): Call it. Add an ncopies argument.
11744 (vectorizable_mask_load_store): Update call accordingly and
11745 remove tests for negative steps.
11746 (vectorizable_store, vectorizable_load): Likewise. Handle new
11747 memory_access_types.
11749 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11751 * tree-vectorizer.h (vect_memory_access_type): New enum.
11752 (_stmt_vec_info): Add a memory_access_type field.
11753 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
11754 (vect_model_store_cost): Take an access type instead of a boolean.
11755 (vect_model_load_cost): Likewise.
11756 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
11757 vect_model_store_cost and vect_model_load_cost.
11758 * tree-vect-stmts.c (vec_load_store_type): New enum.
11759 (vect_model_store_cost): Take an access type instead of a
11760 store_lanes_p boolean. Simplify tests.
11761 (vect_model_load_cost): Likewise, but for load_lanes_p.
11762 (get_group_load_store_type, get_load_store_type): New functions.
11763 (vectorizable_store): Use get_load_store_type. Record the access
11764 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
11765 (vectorizable_load): Likewise.
11766 (vectorizable_mask_load_store): Likewise. Replace is_store
11767 variable with vls_type.
11769 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11771 * tree-vectorizer.h (vect_grouped_load_supported): Add a
11772 single_element_p parameter.
11773 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
11774 Check the PR65518 case here rather than in vectorizable_load.
11775 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
11776 * tree-vect-stmts.c (vectorizable_load): Likewise.
11778 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11780 * tree-vectorizer.h (gather_scatter_info): New structure.
11781 (vect_check_gather_scatter): Return a bool rather than a decl.
11782 Replace return-by-pointer arguments with a single
11783 gather_scatter_info *.
11784 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
11785 (vect_analyze_data_refs): Update call accordingly.
11786 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
11787 (vectorizable_mask_load_store): Likewise. Also record the
11788 offset dt and vectype in the gather_scatter_info.
11789 (vectorizable_store): Likewise.
11790 (vectorizable_load): Likewise.
11792 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11794 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
11795 strided groups, use the cost of N scalar accesses instead
11796 of ncopies vector accesses.
11797 (vect_model_load_cost): Likewise.
11799 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11801 * tree-vect-stmts.c (vect_cost_group_size): Delete.
11802 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
11803 variable to indicate when once-per-group costs are being used.
11804 (vect_model_load_cost): Likewise. Fix comment and misindented code.
11806 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11808 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
11809 peeling-for-gaps condition.
11811 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11813 * config/s390/s390.c (s390_expand_vec_init): Force initializer
11814 element to register if it doesn't match general_operand.
11816 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
11817 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11819 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
11821 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
11822 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
11823 (SIGNBIT): New mode iterator.
11824 (Fsignbit): New mode attribute.
11825 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
11826 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
11827 when direct moves are available.
11828 (signbit<mode>2_dm): New define_insn_and_split).
11829 (signbit<mode>2_dm2): New define_insn.
11831 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11833 PR rtl-optimization/71594
11834 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
11835 into subregs of appropriate mode before trying to emit a conditional
11838 2016-07-05 Jan Hubicka <jh@suse.cz>
11840 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
11841 (simple_iv): Use it.
11843 2016-07-05 Jan Hubicka <jh@suse.cz>
11845 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
11847 2016-07-05 Jiong Wang <jiong.wang@arm.com>
11849 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
11852 2016-07-05 Jan Hubicka <jh@suse.cz>
11854 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
11857 2016-07-05 Richard Biener <rguenther@suse.de>
11859 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
11860 Handle empty else block.
11861 (is_feasible_trace): Likewise.
11862 (split_paths): Likewise.
11864 2016-07-05 Richard Biener <rguenther@suse.de>
11866 * tree-loop-distribution.c (distribute_loop): Fix issue with
11867 the cost model loop.
11869 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
11871 * config/arm/neon-testgen.ml: Delete.
11872 * config/arm/neon.ml: Delete.
11874 2016-07-04 Jakub Jelinek <jakub@redhat.com>
11877 * tree.c (attribute_value_equal): Use get_attribute_name instead of
11878 directly using TREE_PURPOSE.
11880 2016-07-04 Jiong Wang <jiong.wang@arm.com>
11882 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
11883 * config/aarch64/aarch64_neon.h: Likewise.
11884 * config/aarch64/arm_neon.h: Likewise.
11885 * config/aarch64/atomics.md: Likewise.
11886 * config/aarch64/aarch64-simd-builtins.def: Likewise.
11887 * doc/invoke.texi: Likewise.
11889 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
11891 * config/s390/s390.md: Add "z13" cpu_facility.
11892 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
11893 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
11894 condition" type instructions.
11896 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
11897 Jeff Law <law@redhat.com>
11899 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
11900 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
11902 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
11904 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
11905 permutation for TARGET_AVX512F.
11906 (ix86_expand_vec_one_operand_perm_avx512): New function.
11907 (expand_vec_perm_1): Invoke introduced function.
11908 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
11909 it may be not valid after vectorization.
11911 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11914 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
11915 typo in comment. Only force to memory if it is a weak
11916 external reference.
11918 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
11919 Jiong Wang <jiong.wang@arm.com>
11921 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
11922 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
11923 (AARCH64_FL_F16): New.
11924 (AARCH64_FL_FOR_ARCH8_2): New.
11925 (AARCH64_ISA_8_2): New.
11926 (AARCH64_ISA_F16): New.
11927 (TARGET_FP_F16INST): New.
11928 (TARGET_SIMD_F16INST): New.
11929 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
11930 ("fp"): Disabling "fp" also disables "fp16".
11931 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
11932 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
11933 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
11934 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
11936 2016-07-04 Jan Beulich <jbeulich@suse.com>
11938 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
11940 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11943 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
11944 the insns, use an insn form that does not adjust the offset on
11945 little endian systems.
11947 2016-07-01 Jan Beulich <jbeulich@suse.com>
11949 * varasm.c (get_variable_section): Validate initializer in
11950 named .bss-like sections.
11952 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11954 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
11955 Exchange the order of the second and third operands in the vpermr
11956 instruction tmeplate.
11958 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
11961 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
11962 Disallow TDmode values.
11964 2016-07-01 Alan Modra <amodra@gmail.com>
11966 PR rtl-optimization/71709
11967 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
11968 being set, not referenced.
11970 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
11972 PR tree-optimization/70729
11973 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
11974 of loop since it can be not valid after transformation.
11976 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11978 * config/arm/arm.c (thumb_reload_in_hi): Delete.
11979 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
11981 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
11983 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
11986 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11989 * config/rs6000/constraints.md (wY constraint): New constraint to
11990 match the requirements for the LXSD and STXSD instructions.
11991 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
11992 predicate to match the requirements for the LXSD and STXSD
11994 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
11995 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
11996 to make sure that the bottom 2 bits of offset are 0, the address
11997 form is offsettable, and no updating is done in the address mode.
11998 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
11999 (movdi_internal32): Likewise
12000 (movdi_internal64): Likewise.
12002 2016-06-30 Jakub Jelinek <jakub@redhat.com>
12004 PR tree-optimization/71707
12005 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
12006 strinfo even for ADDR_EXPR ptr.
12008 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
12010 * config/rs6000/altivec.md (darn_32): Change the condition to
12011 TARGET_P9_MISC instead of TARGET_MODULO.
12012 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
12013 condition expression.
12014 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
12015 condition expression.
12016 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
12017 (DFP_TEST): New code iterator.
12018 (dfptstsfi_<code>_mode>): New define_expand.
12019 (*dfp_sgnfcnc_<mode>): New define_insn.
12020 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
12021 definition next to BU_P9_MISC_1 definition and change the MASK
12022 value to RS6000_BTM_P9_MISC.
12023 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
12024 (BU_P9_64BIT_MISC_0): Likewise.
12025 (BU_P9_DFP_MISC_0): New macro definition.
12026 (BU_P9_DFP_MISC_1): New macro definition.
12027 (BU_P9_DFP_MISC_2): New macro definition.
12028 (BU_P9_DFP_OVERLOAD_1): New macro definition.
12029 (BU_P9_DFP_OVERLOAD_2): New macro definition.
12030 (BU_P9_DFP_OVERLOAD_3): New macro definition.
12031 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
12032 (TSTSFI_LT_TD): Likewise.
12033 (TSTSFI_EQ_DD): Likewise.
12034 (TSTSFI_EQ_TD): Likewise.
12035 (TSTSFI_GT_DD): Likewise.
12036 (TSTSFI_GT_TD): Likewise.
12037 (TSTSFI_OV_DD): Likewise.
12038 (TSTSFI_OV_TD): Likewise.
12039 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
12040 (TSTSFI_LT_DD): Likewise.
12041 (TSTSFI_LT_TD): Likewise.
12042 (TSTSFI_EQ): Likewise.
12043 (TSTSFI_EQ_DD): Likewise.
12044 (TSTSFI_EQ_TD): Likewise.
12045 (TSTSFI_GT): Likewise.
12046 (TSTSFI_GT_DD): Likewise.
12047 (TSTSFI_GT_TD): Likewise.
12048 (TSTSFI_OV): Likewise.
12049 (TSTSFI_OV_DD): Likewise.
12050 (TSTSFI_OV_TD): Likewise.
12051 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12052 overloaded test significance functions.
12053 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12054 OPTION_MASK_P9_MISC into the representation of this mask.
12055 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
12057 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
12058 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
12060 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
12061 argument is a 6-bit unsigned literal value if the icode argument
12062 represents a DFP test significance built-in call.
12063 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
12064 flag used independently and in combination with the
12065 RS6000_BTM_64BIT flag.
12066 (rs6000_opt_masks): Add entry for power9-misc command-line option.
12067 (rs6000_builtin_mask_names): Add entry for power9-misc
12068 command-line option.
12069 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
12070 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
12071 RS6000_BTM_P9_MISC macros.
12072 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
12073 option and change the description of the -mpower9-vector option to
12074 enable only vector instructions, removing its erroneously claimed
12075 support for scalar instructions.
12076 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12077 the ISA 3.0 digital floating point test significance built-in
12080 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
12082 * config/aarch64/aarch64.c (cortexa35_tunings):
12083 Enable AES fusion. Use cortexa57_branch_cost.
12084 (cortexa53_tunings): Use cortexa57_branch_cost.
12085 (cortexa72_tunings): Use cortexa57_branch_cost.
12086 Use AUTOPREFETCHER_WEAK.
12087 (cortexa73_tunings): Use cortexa57_branch_cost.
12089 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12090 James Greenhalgh <james.greenhalgh@arm.com>
12092 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
12093 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
12094 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
12095 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
12096 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
12097 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
12098 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
12099 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
12100 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
12101 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
12102 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
12103 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
12104 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
12107 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
12108 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12110 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
12112 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
12114 2016-06-30 David Malcolm <dmalcolm@redhat.com>
12117 * gcc.c (driver::build_option_suggestions): Pass "option" to
12118 add_misspelling_candidates.
12119 * opts-common.c (add_misspelling_candidates): Add "option" param;
12120 use it to avoid adding negated forms for options marked with
12122 * opts.h (add_misspelling_candidates): Add "option" param.
12124 2016-06-30 Jakub Jelinek <jakub@redhat.com>
12126 PR middle-end/71693
12127 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
12128 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
12129 first when permuting bitwise operation with rotate. Cast
12130 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
12132 2016-06-29 David Malcolm <dmalcolm@redhat.com>
12134 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
12135 for misspelled param names.
12136 * params.c: Include spellcheck.h.
12137 (find_param_fuzzy): New function.
12138 * params.h (find_param_fuzzy): New prototype.
12139 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
12140 * spellcheck.h (struct edit_distance_traits<const char *>):
12143 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
12145 * config/rs6000/predicates.md (const_0_to_7_operand): New
12146 predicate, recognize 0..7.
12147 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
12148 support for doing extracts from V16QImode, V8HImode, V4SImode
12150 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
12151 vector extract support.
12152 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
12153 for ISA 3.0 vector extract.
12154 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
12155 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
12156 extracts of a constant element number from small integer vectors
12157 on 64-bit ISA 3.0 systems.
12158 (vsx_extract_<mode>_di): Likewise.
12159 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
12160 say when we can do ISA 3.0 vector extracts.
12161 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
12162 registers, using the stxsiwx instruction.
12164 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
12166 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
12167 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
12168 qdf24xx_regmove_cost, qdf24xx_tunings): New.
12169 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
12170 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
12171 * config/arm/arm.c (arm_qdf24xx_tune): New.
12173 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
12175 * config/aarch64/aarch64.c (cortexa53_tunings):
12176 Increase loop alignment to 8. Set function alignment to 16.
12177 (cortexa35_tunings): Likewise.
12178 (cortexa57_tunings): Increase loop alignment to 8.
12179 (cortexa72_tunings): Likewise.
12180 (cortexa73_tunings): Likewise.
12182 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
12184 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
12185 for arm_fp16_ok and arm_fp16_hw.
12186 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
12187 arm_fp16_alternative.
12189 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
12191 PR tree-optimization/71655
12192 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
12193 types when swapping operands.
12195 2016-06-29 Martin Liska <mliska@suse.cz>
12197 PR middle-end/71585
12198 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
12199 * ipa-inline-transform.c (inline_call): Remove unnecessary call
12200 of build_optimization_node.
12202 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
12204 PR tree-optimization/70729
12205 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
12206 independent in loops having positive safelen value.
12207 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
12208 it may be not valid after vectorization.
12210 2016-06-29 Jakub Jelinek <jakub@redhat.com>
12212 PR tree-optimization/71625
12213 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
12214 is sorted by ascending list->offset. If PTR is non-NULL and there is
12215 previous strinfo, call get_stridx_plus_constant.
12216 (get_stridx): Pass exp as second argument to get_addr_stridx.
12217 (addr_stridxptr): Add missing list = list->next, so that there can be
12218 more than one entries in the list. Bump limit from 16 to 32. Ensure
12219 the list is sorted by ascending list->offset.
12220 (get_stridx_plus_constant): Adjust so that it can be also called with
12221 ADDR_EXPR instead of SSA_NAME as PTR.
12222 (handle_char_store): Pass NULL_TREE as second argument to
12225 2016-06-29 Richard Biener <rguenther@suse.de>
12227 PR rtl-optimization/68961
12228 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
12230 2016-06-29 Richard Biener <rguenther@suse.de>
12232 PR middle-end/71002
12233 * alias.c (component_uses_parent_alias_set_from): Handle
12234 type punning through union accesses by using the union alias set.
12235 * gimple.c (gimple_get_alias_set): Remove union type punning case.
12237 2016-07-29 Richard Biener <rguenther@suse.de>
12239 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
12240 precision not matching mode precision.
12242 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
12244 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
12245 pa_output_arg_descriptor.
12246 (call_val_symref_64bit_post_reload): Likewise.
12247 (call_val_powf_64bit_post_reload): Likewise.
12248 (sibcall_internal_symref_64bit): Likewise.
12249 (sibcall_value_internal_symref_64bit): Likewise.
12251 2016-06-28 Jakub Jelinek <jakub@redhat.com>
12253 PR middle-end/71626
12254 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
12255 a constant, force its SUBREG_REG into memory or register instead
12258 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12261 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
12262 * doc/invoke.texi (AVR Options): Document it.
12264 2016-06-28 Walter Lee <walt@tilera.com>
12266 * config/tilegx/linux.h: Do not include arch/icache.h
12267 (CLEAR_INSN_CACHE): Provide inlined definition directly.
12268 * config/tilepro/linux.h: Do not include arch/icache.h
12269 (CLEAR_INSN_CACHE): Provide inlined definition directly.
12271 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
12273 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
12274 for big-endian BIT_FIELD_REF.
12276 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
12278 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
12279 ('size' attribute): Add '128'.
12281 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
12282 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
12283 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
12284 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
12285 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
12286 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
12287 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
12288 *trunc<mode>df2_odd): Set size attribute to '128'.
12289 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
12290 * config/rs6000/power6.md (power6-fp): Include dfp type.
12291 * config/rs6000/power7.md (power7-fp): Likewise.
12292 * config/rs6000/power8.md (power8-fp): Likewise.
12293 * config/rs6000/power9.md: New file.
12294 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
12295 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
12296 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
12298 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
12299 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12300 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
12301 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
12302 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
12303 dfp_dscri_<mode>): Change type attribute to dfp.
12304 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
12305 attribute to vecsimple.
12306 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
12307 and prefetch streams.
12308 (rs6000_option_override_internal): Remove temporary code setting
12309 tuning to power8. Don't set rs6000_sched_groups for power9.
12310 (last_scheduled_insn): Change to rtx_insn *.
12311 (divide_cnt, vec_load_pendulum): New variables.
12312 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
12313 (rs6000_issue_rate): Set issue rate for Power9.
12314 (is_power9_pairable_vec_type): New.
12315 (power9_sched_reorder2): New.
12316 (rs6000_sched_reorder2): Call new function for Power9 specific
12318 (insn_must_be_first_in_group): Remove Power9.
12319 (insn_must_be_last_in_group): Likewise.
12320 (force_new_group): Likewise.
12321 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
12322 Initialize divide_cnt/vec_load_pendulum.
12323 (_rs6000_sched_context, rs6000_init_sched_context,
12324 rs6000_set_sched_context): Handle context save/restore of new
12327 2016-06-28 Richard Biener <rguenther@suse.de>
12329 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
12330 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
12331 COMPONENT_REF operand.
12332 (nonoverlapping_component_refs_p): Likewise.
12333 * stor-layout.c (start_bitfield_representative): Mark
12334 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
12336 2016-06-28 Jakub Jelinek <jakub@redhat.com>
12338 * Makefile.in: Don't cat ../stage_current if it does not exist.
12340 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
12341 last argument is a bit-field.
12343 PR rtl-optimization/71673
12344 * internal-fn.c (expand_arith_overflow_result_store): Use
12345 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
12346 expand_simple_binop.
12348 PR middle-end/66867
12349 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
12350 expand_ifn_atomic_compare_exchange): New functions.
12351 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
12352 * tree.h (build_call_expr_internal_loc): Rename to ...
12353 (build_call_expr_internal_loc_array): ... this. Fix up type of
12355 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
12356 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
12357 ATOMIC_COMPARE_EXCHANGE result.
12358 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
12359 * gimple-fold.h (optimize_atomic_compare_exchange_p,
12360 fold_builtin_atomic_compare_exchange): New prototypes.
12361 * gimple-fold.c (optimize_atomic_compare_exchange_p,
12362 fold_builtin_atomic_compare_exchange): New functions..
12363 * tree-ssa.c (execute_update_addresses_taken): If
12364 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
12365 of call when finding addressable vars, and if such var becomes
12366 non-addressable, call fold_builtin_atomic_compare_exchange.
12368 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
12371 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
12372 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
12374 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
12376 * config/rs6000/rs6000.md ('type' attribute): Add
12377 veclogical,veccmpfx,vecexts,vecmove insn types.
12378 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
12379 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
12380 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
12381 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
12382 *nabs<mode>2_hw): Change type to vecmove.
12383 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
12384 *boolcc<mode>3_internal, *eqv<mode>3_internal,
12385 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
12386 *ieee_128bit_vsx_abs<mode>2_internal,
12387 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
12388 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
12389 *ieee128_mtvsrd_32bit): Change type to veclogical.
12390 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
12391 *movdi_internal32, *movdi_internal64): Update insn types.
12392 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
12393 vsx_extract_<mode>): Change type to veclogical.
12394 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
12395 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
12396 *vsx_sign_extend_si_v2di): Change type to vecexts.
12397 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
12398 type to veclogical.
12399 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
12400 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
12401 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
12402 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
12403 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12404 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
12405 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
12406 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
12407 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
12408 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
12409 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
12410 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
12411 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
12412 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
12413 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
12414 (ppc7450-vecsimple): Add veclogical, vecmove.
12415 (ppc7450-veccmp): Add veccmpfx.
12416 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
12418 (ppc8540_vector_compare): Add veccmpfx.
12419 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
12420 * config/rs6000/cell.md (cell-fp): Add fpsimple.
12421 (cell-vecsimple): Add veclogical, vecmove.
12422 (cell-veccmp): Add veccmpfx.
12423 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
12424 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
12426 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
12427 * config/rs6000/power4.md (power4-fp): Add fpsimple.
12428 (power4-vecsimple): Add veclogical, vecmove.
12429 (power4-veccmp): Add veccmpfx.
12430 * config/rs6000/power5.md (power5-fp): Add fpsimple.
12431 * config/rs6000/power6.md (power6-fp): Add fpsimple.
12432 (power6-vecsimple): Add veclogical, vecmove.
12433 (power6-veccmp): Add veccmpfx.
12434 * config/rs6000/power7.md (power7-fp): Add fpsimple.
12435 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
12436 * config/rs6000/power8.md (power8-fp): Add fpsimple.
12437 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
12438 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
12439 * config/rs6000/titan.md (titan_fp): Add fpsimple.
12440 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
12442 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
12444 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
12447 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12448 OPTION_MASK_P9_DFORM_VECTOR.
12449 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
12450 disable -mpower9-dform-vector when using reload.
12451 (quad_address_p): Remove 'gpr_p' argument and all associated code.
12452 New 'strict' argument. Update all callers. Add strict addressing
12454 (rs6000_legitimate_offset_address_p): Remove call to
12455 virtual_stack_registers_memory_p.
12456 (rs6000_legitimize_reload_address): Add quad address support.
12457 (rs6000_legitimate_address_p): Move call to quad_address_p above
12458 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
12459 to account for new strict usage.
12460 (rs6000_output_move_128bit): Adjust quad_address_p args to account
12461 for new strict usage.
12462 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
12464 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
12471 * config/i386/i386.c (ix86_spill_class): Disable condition to
12472 always return NO_REGS.
12474 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
12476 * predict.c: Include gimple-pretty-print.h
12477 (predicted_by_loop_heuristics_p): Check also
12478 PRED_LOOP_EXIT_WITH_RECURSION
12479 (predict_loops): Find self recursive calls and use special purpose
12480 predictors for them; dump log about decisions.
12481 (pass_profile::execute): Dump info about #of iterations.
12482 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
12483 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
12485 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
12487 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
12488 output_asm_insn calls and shorten long lines. Output .CALL
12489 argument descriptor using pa_output_arg_descriptor. Add various
12490 inline $$dyncall and other optimizations.
12491 (pa_attr_length_indirect_call): Adjust ordering and lengths.
12493 2016-06-25 Jakub Jelinek <jakub@redhat.com>
12495 PR tree-optimization/71643
12496 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
12499 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
12500 leak a bitmap if dep_bb is NULL.
12502 PR tree-optimization/71631
12503 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
12504 to rewrite_expr_tree even if negate_result, move new_lhs var
12505 declaration and initialization earlier, for powi_result set afterwards
12506 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
12507 if new_lhs != lhs, and don't shadow gsi var.
12509 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
12511 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
12512 Add in_loop parameter.
12513 (predict_loops): Add loop guard heuristics.
12514 * predict.def (PRED_LOOP_GUARD): New heuristics.
12516 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
12518 * predict.c: Include ipa-utils.h
12519 (tree_bb_level_prediction): Predict recursive calls.
12520 (tree_estimate_probability_bb): Skip inexpensive calls for call
12522 * predict.def (PRED_RECURSIVE_CALL): New.
12524 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12526 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
12527 (BU_FLOAT128_1): Likewise.
12529 (COPYSIGNQ): Likewise.
12530 (RS6000_BUILTIN_NANQ): Likewise.
12531 (RS6000_BUILTIN_NANSQ): Likewise.
12532 (RS6000_BUILTIN_INFQ): Likewise.
12533 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
12534 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
12535 (TARGET_FOLD_BUILTIN): New #define.
12536 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
12537 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
12538 (rs6000_fold_builtin): New target hook implementation, handling
12539 folding of 128-bit NaNs and infinities.
12540 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
12541 entries are filled in to avoid problems during bootstrap
12542 self-test; define builtins for 128-bit NaNs and infinities.
12543 (rs6000_opt_mask): Add entry for float128.
12544 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
12545 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
12546 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
12547 (const_str_type_node): New #define.
12548 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
12549 to a define_expand that dispatches to either copysign<mode>3_soft
12550 or copysign<mode>3_hard.
12551 (copysign<mode>3_hard): Rename from copysign<mode>3.
12552 (copysign<mode>3_soft): New define_insn.
12553 * doc/extend.texi: Document new builtins.
12555 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12557 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
12558 PRIu64 instead of lu.
12560 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
12563 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
12564 copy the type name.
12566 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12568 PR tree-optimization/71647
12569 * omp-low.c (lower_rec_input_clauses): Convert
12570 omp_clause_aligned_alignment (c) to size_type_node for the
12571 last argument of __builtin_assume_aligned.
12573 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
12575 * configure.ac (calling ___tls_get_addr via GOT): New
12576 assembler/linker check.
12577 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
12578 assembler and linker supports calling ___tls_get_addr via GOT.
12579 Otherise, defined to 0.
12580 * config.in: Regenerated.
12581 * configure: Likewise.
12582 * config/i386/constraints.md (Yb): New constraint.
12583 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
12584 (REG_CLASS_NAMES): Likewise.
12585 (REG_CLASS_CONTENTS): Likewise.
12586 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
12587 the b constraint with the Yb constraint. Call ___tls_get_addr
12588 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
12590 (*tls_local_dynamic_base_32_gnu): Likewise.
12591 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
12592 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
12593 (*tls_local_dynamic_base_64_<mode>): Likewise.
12595 2016-06-24 Martin Liska <mliska@suse.cz>
12597 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
12598 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
12600 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
12601 argument to true if the expected number of iterations is
12604 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
12606 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
12607 assemble for 32bit target.
12608 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
12609 and $ld_ix86_gld_32_opt to link for 32bit target.
12610 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
12611 * configure: Regenerate.
12613 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12615 * config/arm/arm.c (int_log2): Delete definition and prototype.
12616 (shift_op): Use exact_log2 instead of int_log2.
12617 (vfp3_const_double_for_fract_bits): Likewise.
12619 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12621 * internal-fn.c (expand_arith_set_overflow): New function.
12622 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
12624 (expand_arith_overflow_result_store): Likewise. Handle precision
12625 smaller than mode precision.
12626 * tree-vrp.c (extract_range_basic): For imag part, handle
12627 properly signed 1-bit precision result.
12628 * doc/extend.texi (__builtin_add_overflow): Document that last
12629 argument can't be pointer to enumerated or boolean type.
12630 (__builtin_add_overflow_p): Document that last argument can't
12631 have enumerated or boolean type.
12633 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12634 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12636 * config/rs6000/predicates.md (splat_input_operand): Rework.
12637 Don't allow constants, since the insns that use this predicate
12638 don't support constants. Constants are handled by other insns
12639 that are created via combine. During and after register
12640 allocation, only allow indexed or indirect addresses, and not
12641 general addresses. Only allow modes supported by the hardware.
12642 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
12643 comment. Move check for using VSPLTIS<x> to a common location,
12644 instead of doing it in two different places.
12646 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
12648 * config/i386/driver-i386.c (host_detect_local_cpu): Set
12649 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
12650 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
12651 signature_CENTAUR_ebx.
12653 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
12657 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
12658 (as_ix86_gas_32_opt): This.
12659 (ld_ix86_tls_ldm_opt): Renamed to ...
12660 (ld_ix86_gld_32_opt): This.
12661 (R_386_TLS_LDM reloc): Updated.
12662 (R_386_GOT32X reloc): New assembler/linker check.
12663 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
12664 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
12666 * config.in: Regenerated.
12667 * configure: Likewise.
12668 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
12669 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
12670 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
12671 if ix86_force_load_from_GOT_p returns true.
12672 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
12673 ix86_force_load_from_GOT_p returns true.
12674 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
12675 the external function address via the GOT slot.
12676 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
12677 HAVE_AS_IX86_GOT32X before returning false.
12678 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
12679 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
12681 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
12683 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
12685 2016-06-23 Andi Kleen <ak@linux.intel.com>
12687 * Makefile.in: Regenerate.
12688 * doc/install.texi: Document autoprofiledbootstrap.
12690 2016-06-23 Andi Kleen <ak@linux.intel.com>
12692 * config/i386/gcc-auto-profile: New file.
12694 2016-06-23 Martin Liska <mliska@suse.cz>
12696 PR middle-end/71619
12697 * predict.c (predict_loops): Revert the hunk that was removed
12700 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
12702 * config.gcc: Add support for arm*-*-phoenix* targets.
12703 * config/arm/t-phoenix: New.
12704 * config/phoenix.h: New.
12706 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
12707 H.J. Lu <hongjiu.lu@intel.com>
12710 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
12711 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
12712 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
12713 ix86_force_load_from_GOT_p returns true.
12714 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
12715 ix86_force_load_from_GOT_p returns true.
12716 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
12717 ix86_force_load_from_GOT_p returns true.
12718 (ix86_expand_move): Load the external function address via the
12719 GOT slot if ix86_force_load_from_GOT_p returns true.
12720 * config/i386/predicates.md (x86_64_immediate_operand): Return
12721 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
12722 (x86_64_zext_immediate_operand): Ditto.
12724 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
12726 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
12728 2016-06-22 David Malcolm <dmalcolm@redhat.com>
12731 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
12732 * diagnostic.c (pedwarn_at_rich_loc): New function.
12733 * spellcheck.h (best_match::best_match): Add a
12734 "best_distance_so_far" optional parameter.
12735 (best_match::set_best_so_far): New method.
12736 (best_match::get_best_distance): New accessor.
12737 (best_match::get_best_candidate_length): New accessor.
12739 2016-06-22 Nick Clifton <nickc@redhat.com>
12741 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
12742 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
12743 modes are accepted as well.
12744 (ucompare_loc_descriptor): Likewise.
12745 (minmax_loc_descriptor): Likewise.
12746 (clz_loc_descriptor): Likewise.
12747 (popcount_loc_descriptor): Likewise.
12748 (bswap_loc_descriptor): Likewise.
12749 (rotate_loc_descriptor): Likewise.
12750 (mem_loc_descriptor): Likewise.
12751 (loc_descriptor): Likewise.
12753 2016-06-22 David Malcolm <dmalcolm@redhat.com>
12755 * common.opt (fdiagnostics-parseable-fixits): New option.
12756 * diagnostic.c: Include "selftest.h".
12757 (print_escaped_string): New function.
12758 (print_parseable_fixits): New function.
12759 (diagnostic_report_diagnostic): Call print_parseable_fixits.
12760 (selftest::assert_print_escaped_string): New function.
12761 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
12762 (selftest::test_print_escaped_string): New function.
12763 (selftest::test_print_parseable_fixits_none): New function.
12764 (selftest::test_print_parseable_fixits_insert): New function.
12765 (selftest::test_print_parseable_fixits_remove): New function.
12766 (selftest::test_print_parseable_fixits_replace): New function.
12767 (selftest::diagnostic_c_tests): New function.
12768 * diagnostic.h (struct diagnostic_context): Add field
12769 "parseable_fixits_p".
12770 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12771 -fdiagnostics-parseable-fixits.
12772 (-fdiagnostics-parseable-fixits): New option.
12773 * opts.c (common_handle_option): Handle
12774 -fdiagnostics-parseable-fixits.
12775 * selftest-run-tests.c (selftest::run_tests): Call
12776 selftest::diagnostic_c_tests.
12777 * selftest.h (selftest::diagnostic_c_tests): New prototype.
12779 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
12781 PR tree-optimization/71488
12782 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
12783 comparison of boolean vectors.
12784 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
12785 of boolean vectors using bitwise operations.
12787 2016-06-22 Andreas Schwab <schwab@suse.de>
12789 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
12790 Remove declaration.
12792 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
12794 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
12796 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
12798 * config/i386/i386.c (print_reg): Emit an error message on attempt to
12801 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12803 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
12804 * config/arm/arm-cores.def (cortex-a73): New entry.
12805 (cortex-a73.cortex-a35): Likewise.
12806 (cortex-a73.cortex-a53): Likewise.
12807 * config/arm/arm-tables.opt: Regenerate.
12808 * config/arm/arm-tune.md: Likewise.
12809 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
12810 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
12811 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
12812 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
12813 * doc/invoke.texi (ARM Options): Document cortex-a73,
12814 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
12816 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12818 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
12819 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
12820 (cortex-a73.cortex-a35): Likewise.
12821 (cortex-a73.cortex-a53): Likewise.
12822 * config/aarch64/aarch64-tune.md: Regenerate.
12823 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
12824 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
12827 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12829 * configure.ac (gcc_cv_as_compress_debug): Remove
12830 --compress-debug-sections as extra as switch.
12831 Handle gas --compress-debug-sections=type.
12832 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
12833 Handle gld --compress-debug-sections=type.
12834 * configure: Regenerate.
12836 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
12838 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
12840 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
12842 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
12843 (do_rewrite): likewise.
12845 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12847 * common/config/mep/mep-common.c: Remove.
12848 * config.gcc: Remove mep-* support.
12849 * config/mep/constraints.md: Remove.
12850 * config/mep/default.h: Remove.
12851 * config/mep/intrinsics.h: Remove.
12852 * config/mep/intrinsics.md: Remove.
12853 * config/mep/ivc2-template.h: Remove.
12854 * config/mep/mep-c5.cpu: Remove.
12855 * config/mep/mep-core.cpu: Remove.
12856 * config/mep/mep-default.cpu: Remove.
12857 * config/mep/mep-ext-cop.cpu: Remove.
12858 * config/mep/mep-intrin.h: Remove.
12859 * config/mep/mep-ivc2.cpu: Remove.
12860 * config/mep/mep-pragma.c: Remove.
12861 * config/mep/mep-protos.h: Remove.
12862 * config/mep/mep.c: Remove.
12863 * config/mep/mep.cpu: Remove.
12864 * config/mep/mep.h: Remove.
12865 * config/mep/mep.md: Remove.
12866 * config/mep/mep.opt: Remove.
12867 * config/mep/predicates.md: Remove.
12868 * config/mep/t-mep: Remove.
12869 * doc/install.texi: Remove mep-* documentation.
12870 * doc/md.texi: Likewise.
12872 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12874 * config.gcc: Remove support for avr-rtems.
12875 * config/avr/gen-avr-mmcu-specs.c: Likewise.
12876 * config/avr/rtems.h: Remove.
12877 * config/avr/t-rtems: Remove.
12879 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12881 * config.gcc: Remove m32r-rtems support.
12882 * config/m32r/rtems.h: Remove.
12884 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12886 * config.gcc: Remove h8300-rtems support.
12887 * config/h8300/rtems.h: Remove.
12888 * config/h8300/t-rtems: Remove.
12890 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12892 * config.gcc: Remove support for knetbsd.
12893 * configure.ac: Likewise.
12894 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
12895 * config/knetbsd-gnu.h: Remove.
12896 * configure: Regenerate.
12898 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12900 * config.gcc: Remove support for openbsd 2 and 3.
12901 * config/openbsd-oldgas.h: Remove.
12903 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12905 * config.gcc: Remove interix support.
12906 * config/i386/i386-interix.h: Remove.
12907 * config/i386/interix.opt: Remove.
12908 * config/i386/t-interix: Remove.
12909 * configure: Regenerate.
12910 * configure.ac: Remove interix support.
12911 * doc/install.texi: Remove interix documentation.
12913 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
12915 * config/rs6000/rs6000.h: Add conditional preprocessing directives
12916 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
12919 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12921 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
12922 they are both PLACEHOLDER_EXPRs.
12924 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12926 * stor-layout.c (layout_type): Move setting complex MODE to
12927 layout_type, instead of setting it ahead of time by the caller.
12928 * tree.c (build_complex_type): Likewise.
12930 2016-06-21 Martin Liska <mliska@suse.cz>
12932 * predict.c (force_edge_cold): Replace imposisble with
12935 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12937 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
12938 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
12940 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12942 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
12944 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
12945 Ilya Enkovich <ilya.enkovich@intel.com>
12948 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
12949 New member function to convert V1TImode register to SUBREG
12950 TImode in debug insn.
12951 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
12952 after changing register mode to V1TImode.
12954 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
12956 * config/aarch64/aarch64-cores.def (vulcan): New core.
12957 * config/aarch64/aarch64-tune.md: Regenerate.
12958 * doc/invoke.texi: Document vulcan as an available option.
12960 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12962 * cse.c (canon_asm_operands): New function extracted from...
12963 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
12964 either standalone or member of a PARALLEL.
12966 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12969 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
12970 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
12971 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
12973 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12976 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
12977 constant addresses if can_create_pseudo_p.
12979 2016-06-21 Jakub Jelinek <jakub@redhat.com>
12981 PR tree-optimization/71588
12982 * tree-ssa-strlen.c (valid_builtin_call): New function.
12983 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
12986 2016-06-20 Jakub Jelinek <jakub@redhat.com>
12988 PR middle-end/71581
12989 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
12990 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
12991 for conversion of scalar user var to complex type and use the
12992 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
12995 PR rtl-optimization/71591
12996 * toplev.c (toplev::run_self_tests): If no_backend, complain and
12997 don't run any tests.
12999 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
13002 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
13003 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
13004 space for PIC with non-v32 and the common non-PIC "jump".
13006 2016-06-20 Jakub Jelinek <jakub@redhat.com>
13009 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
13010 returned values and add UN*/LTGT/*ORDERED cases with values matching
13011 D operand modifier on vcmp for AVX.
13013 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
13015 * config/aarch64/aarch64.opt
13016 (mpc-relative-literal-loads): Rename internal option name.
13017 * config/aarch64/aarch64.c
13018 (aarch64_nopcrelative_literal_loads): Rename to
13019 aarch64_pcrelative_literal_loads.
13020 (aarch64_expand_mov_immediate): Likewise.
13021 (aarch64_secondary_reload): Likewise.
13022 (aarch64_can_use_per_function_literal_pools_p): Likewise.
13023 (aarch64_override_options_after_change_1): Rename and simplify logic.
13024 (aarch64_classify_symbol): Merge large model checks into switch,
13025 remove pc-relative load check.
13027 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
13029 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
13030 costs relative to the cost of a register move.
13032 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
13034 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
13035 (vcvt_n_f64_u64): Likewise.
13036 (vcvt_n_s64_f64): Likewise.
13037 (vcvt_n_u64_f64): Likewise.
13038 (vcvt_f64_s64): Likewise.
13039 (vrecpe_f64): Likewise.
13040 (vcvt_f64_u64): Likewise.
13041 (vrecps_f64): Likewise.
13043 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
13045 * config/aarch64/aarch64.md
13046 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
13048 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
13050 * config/aarch64/aarch64-builtins.c
13051 (aarch64_types_binop_uss_qualifiers): Delete.
13052 (TYPES_BINOP_USS): Likewise.
13053 (aarch64_types_binop_sus_qualifiers): Likewise.
13054 (TYPES_BINOP_SUS): Likewise.
13055 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
13056 (TYPES_FCVTIMM_SUS): Likewise.
13057 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
13059 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
13060 (fcvtzs): Use SHIFTIMM rather than BINOP.
13061 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
13063 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
13065 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
13066 costs relative to the cost of a register move.
13068 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
13070 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
13071 Allow scalar/single vector modes to be tieable.
13073 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
13075 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
13077 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13079 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
13081 * tree.h (TYPE_ALIGN): Likewise.
13083 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
13086 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
13088 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
13090 * config/avr/avr.c (avr_print_operand): Fix "format not a string
13091 literal" build warnings.
13092 (avr_print_operand_address): Dito.
13094 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
13097 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
13098 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
13100 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
13102 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
13104 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
13107 * reload1.c (reload): Pass 0 to finish_spills when called because
13108 update_eliminables_and_spill returns true and remove did_spill.
13109 (finish_spills): Adjust comment and document GLOBAL parameter.
13111 2016-06-17 DJ Delorie <dj@redhat.com>
13114 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
13115 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
13116 (umulqihi3_virt): Likewise.
13117 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
13118 (umulqihi3_real): Likewise.
13120 2016-06-17 Martin Liska <mliska@suse.cz>
13122 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
13124 2016-06-17 Martin Liska <mliska@suse.cz>
13126 * predict.def: PRED_LOOP_EXIT from 92 to 85.
13128 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
13130 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
13132 (vaddq_f32): Likewise.
13133 (vmul_f32): Likewise.
13134 (vmulq_f32): Likewise.
13135 (vsub_f32): Likewise.
13136 (vsubq_f32): Likewise.
13138 2016-06-17 Bin Cheng <bin.cheng@arm.com>
13140 PR tree-optimization/71347
13141 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
13142 cost for all uses in group.
13144 2016-06-17 Bin Cheng <bin.cheng@arm.com>
13146 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
13147 insert gimple seq if it's not empty.
13149 2016-06-17 Bin Cheng <bin.cheng@arm.com>
13151 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
13153 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
13154 rather than OFFSET.
13155 (comp_dr_with_seg_len_pair): Ditto.
13156 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
13157 struct dr_with_seg_len_pair against DR_OFFSET.
13158 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
13159 DR_OFFSET directly.
13161 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
13163 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
13165 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
13167 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
13168 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
13169 (pa_output_millicode_call): Likewise.
13170 (pa_output_call): Likewise.
13171 (pa_output_indirect_call): Likewise.
13172 (pa_asm_output_mi_thunk): Likewise.
13174 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13176 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
13178 2016-06-16 Martin Liska <mliska@suse.cz>
13180 * predict.c (combine_predictions_for_insn): When we find a first
13181 match predictor, we should consider just predictors with
13182 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
13183 DS theory predictor.
13184 (combine_predictions_for_bb): Likewise.
13186 2016-06-16 Jakub Jelinek <jakub@redhat.com>
13188 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
13189 with base of reference to struct.
13191 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
13193 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
13195 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13198 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
13199 progmem_swtable_section.
13200 (progmem_swtable_section): Remove.
13201 (avr_asm_function_rodata_section): Remove.
13202 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13203 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
13205 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
13207 * config/i386/driver-i386.c (host_detect_local_cpu): Set
13208 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
13209 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
13210 signature_CENTAUR_ebx.
13211 * config/i386/i386.c (ix86_option_override_internal): Add
13212 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
13213 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
13214 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
13216 2016-06-16 Martin Liska <mliska@suse.cz>
13218 * predict.def: Add fortran loop preheader predictor.
13219 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
13220 fold IFN_BUILTIN_EXPECT with a known constant argument.
13222 2016-06-16 Martin Liska <mliska@suse.cz>
13224 * predict.def: Add 'Fortran' to display text of all
13225 PRED_FORTRAN_* predictors.
13227 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
13230 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
13231 [IA64_BUILTIN_NANSQ]: Ditto.
13232 (ia64_fold_builtin): New function.
13233 (TARGET_FOLD_BUILTIN): New define.
13234 (ia64_init_builtins) Declare const_string_type node.
13235 Add __builtin_nanq and __builtin_nansq builtin functions.
13236 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
13238 2016-06-16 Nick Clifton <nickc@redhat.com>
13240 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
13241 MSP430_HWMULT_ prefix to enum values.
13242 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
13243 * config/msp430/msp430.c: Update use of enum values.
13244 * config/msp430/msp430.md: Likewise.
13245 * config/msp430/msp430.opt: Likewise.
13247 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
13249 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
13250 of comparsions in the last iteration.
13252 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
13253 Joern Rennecke <joern.rennecke@embecosm.com>
13255 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
13257 (arc_needs_pcl_p): Add GOTOFFPC.
13258 (arc_legitimate_pic_addr_p): Likewise.
13259 (arc_output_pic_addr_const): Likewise.
13260 (arc_legitimize_pic_address): Generate a pc-relative address using
13262 (arc_output_libcall): Use @pcl syntax.
13263 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
13264 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
13265 (*movsi_insn): Use @pcl syntax.
13266 (doloop_begin_i): Likewise.
13268 2016-06-16 Martin Liska <mliska@suse.cz>
13270 * predict.def: Define a new predictor.
13272 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
13274 * config/arc/arc.opt (mtp-regno): Update text.
13276 2016-06-16 Renlin Li <renlin.li@arm.com>
13278 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
13280 2016-06-16 Jakub Jelinek <jakub@redhat.com>
13283 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
13284 (setcc + and peephole2): Likewise.
13286 PR rtl-optimization/71532
13287 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
13290 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
13292 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
13293 DImode constants with XXSPLTIB in vector registers.
13294 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
13295 vsx_extract_<mode>_internal{1,2} into a single insn that handles
13296 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
13297 extraction of the element at the top of the register as a scalar
13299 (vsx_extract_<mode>_internal1): Likewise.
13300 (vsx_extract_<mode>_internal2): Likewise.
13301 * config/rs6000/constraints.md (wi constraint): Remove a comment
13302 about DImode not being allowed in Altivec registers.
13303 (wB constraint): New constraint for constants that can be
13304 generated in Altivec registers with VSPLTISW/VUPKHSW.
13305 * config/rs6000/predicates.md (xxspltib_constant_split): Update
13307 (xxspltib_constant_nosplit): Likewise.
13308 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
13309 support for -mupper-regs-di to enable DImode to go into Altivec
13311 (POWERPC_MASKS): Likewise.
13312 (power7 cpu): Likewise.
13313 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
13314 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
13315 for DImode being allowed in Altivec registers. Update wi/wj
13316 constraints. Set scalar_in_vmx_p flag.
13317 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
13318 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
13319 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
13320 (rs6000_opt_masks): Add -mupper-regs-di.
13321 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
13322 direct move to use wi and not wj.
13323 (lfiwzx): Likewise.
13324 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
13326 (floatunssi<mode>2_lfiwzx_mem): Likewise.
13327 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
13328 any VSX register, instead of just Altivec registers, to allow
13329 either operand to be an Altivec register or both.
13330 (fixuns_trunc<mode>di2_fctiduz): Likewise.
13331 (movdi_internal32): Add support for -mupper-regs-di. Add support
13332 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
13333 the alternatives and attributes to be lined up to be easier to
13335 (movdi_internal64): Likewise.
13336 (64-bit DImode splitters): Change predicates to only split loading
13337 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
13338 load constants in ISA 3.0 or ISA 2.07 respectively.
13339 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
13340 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
13341 mention -mcpu=power9 sets these options.
13342 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
13345 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13348 * config/avr/avr.c (avr_set_current_function): Warn misspelled
13349 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
13350 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
13351 by default to warn misspelled interrupt/ signal handler.
13352 * doc/invoke.texi (AVR Options): Document it. Update description
13353 for -nodevicelib option.
13355 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13357 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
13358 up parentheses. Use GET_MODE_UNIT_BITSIZE.
13359 (aarch64_<sur>shll2_n<mode>): Likewise.
13361 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
13363 PR middle-end/71529
13364 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
13365 DECL_CONTEXT for copied arguments.
13367 2016-06-15 Alan Hayward <alan.hayward@arm.com>
13369 PR tree-optimization/71483
13370 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
13373 2016-06-15 Martin Liska <mliska@suse.cz>
13375 * predict.c (tree_predict_by_opcode): Call predict_edge_def
13376 instead of predict_edge w/o a probability.
13378 2016-06-15 Alan Hayward <alan.hayward@arm.com>
13380 PR tree-optimization/71439
13381 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
13384 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13386 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
13387 register subregs in SET_SRC.
13389 2016-06-15 Richard Biener <rguenther@suse.de>
13391 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
13392 store restrictions.
13394 2016-06-15 Richard Biener <rguenther@suse.de>
13396 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
13397 not consider dependences between accesses that belong to the
13399 (vect_analyze_data_ref_dependences): Do not analyze read-read
13400 or self-dependences.
13402 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13404 * spellcheck-tree.c: Include spellcheck-tree.h rather than
13406 (find_closest_identifier): Reimplement in terms of
13407 best_match<tree,tree>.
13408 * spellcheck-tree.h: New file.
13409 * spellcheck.c (struct edit_distance_traits<const char *>): New
13411 (find_closest_string): Reimplement in terms of
13412 best_match<const char *, const char *>.
13413 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
13414 overload to spellcheck-tree.h.
13415 (find_closest_identifier): Likewise.
13416 (struct edit_distance_traits<T>): New template.
13417 (class best_match): New class.
13419 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13421 * selftest-run-tests.c (selftest::run_tests): Call
13422 selftest::spellcheck_tree_c_tests.
13423 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
13424 * spellcheck-tree.c: Include selftest.h and stringpool.h.
13425 (selftest::test_find_closest_identifier): New function.
13426 (selftest::spellcheck_tree_c_tests): New function.
13427 * spellcheck.c (selftest::test_find_closest_string): Verify that
13428 the order of the vec does not affect the results for this case.
13429 (selftest::test_data): New array.
13430 (selftest::test_metric_conditions): New function.
13431 (selftest::spellcheck_c_tests): Add a test of case-comparison.
13432 Call selftest::test_metric_conditions.
13434 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13436 * config/rs6000/rs6000-builtin.def (commentary): Typo.
13437 (BU_P9_MISC_1): Likewise.
13438 (BU_P9_64BIT_MISC_0): Likewise.
13439 (BU_P9_MISC_0): Likewise.
13441 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13443 * gcc-rich-location.c
13444 (gcc_rich_location::add_fixit_misspelled_id): New method.
13445 * gcc-rich-location.h
13446 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
13448 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
13450 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
13451 FreeBSD 11 and above.
13453 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
13455 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
13457 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13459 * expmed.h: Close parenthesis in "at your option" in copyright
13461 * lower-subreg.h: Likewise.
13463 2016-06-14 Richard Biener <rguenther@suse.de>
13465 PR middle-end/71526
13466 * genmatch.c (expr::gen_transform): Use in_type for comparisons
13469 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13471 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
13473 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
13474 mask+shift version.
13475 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
13477 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
13478 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
13480 2016-06-14 Richard Biener <rguenther@suse.de>
13482 PR tree-optimization/71522
13483 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
13484 copying into float copying.
13486 2016-06-14 Jakub Jelinek <jakub@redhat.com>
13488 PR tree-optimization/71520
13489 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
13490 (replace_block_by): Move user labels from bb1 to bb2.
13492 2016-06-14 Richard Biener <rguenther@suse.de>
13494 PR middle-end/71310
13496 * expr.h (get_bit_range): Declare.
13497 * expr.c (get_bit_range): Export.
13498 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
13499 word_mode again to constrain the bitfield access.
13501 2016-06-14 Richard Biener <rguenther@suse.de>
13503 PR tree-optimization/71521
13504 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
13505 division int_const_binop against zero divisor.
13507 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13509 * config/i386/i386.md (signbittf2): New expander.
13510 * config/i386/sse.md (ptesttf2): New insn pattern.
13512 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13515 * input.c (selftest::test_reading_source_line): Avoid reading from
13516 __FILE__ by creating a tempfile with known content and reading
13519 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13521 * pretty-print.c (assert_pp_format_colored): Skip the test if
13523 (test_pp_format): Remove comment about GCC_COLORS.
13525 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13527 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
13528 * pretty-print.c (assert_pp_format_va): Add location param and use
13529 it with ASSERT_STREQ_AT.
13530 (assert_pp_format): Add location param and pass it to
13531 assert_pp_format_va.
13532 (assert_pp_format_colored): Likewise.
13533 (ASSERT_PP_FORMAT_1): New.
13534 (ASSERT_PP_FORMAT_2): New.
13535 (ASSERT_PP_FORMAT_3): New.
13536 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
13537 explicitly, or implicitly via the above macros.
13538 * selftest.c (selftest::pass): Use a selftest::location rather
13539 than file and line.
13540 (selftest::fail): Likewise. Print the function name.
13541 (selftest::fail_formatted): Likewise.
13542 (selftest::assert_streq): Use a selftest::location rather than
13544 * selftest.h (selftest::location): New struct.
13545 (SELFTEST_LOCATION): New macro.
13546 (selftest::pass): Accept a const location & rather than file
13548 (selftest::fail): Likewise.
13549 (selftest::fail_formatted): Likewise.
13550 (selftest::assert_streq): Likewise.
13551 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
13552 (ASSERT_FALSE): Likewise.
13553 (ASSERT_EQ): Likewise.
13554 (ASSERT_NE): Likewise.
13555 (ASSERT_STREQ): Likewise.
13556 (ASSERT_PRED1): Likewise.
13557 (ASSERT_STREQ_AT): New macro.
13559 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13561 * selftest.c (selftest::fail_formatted): New function.
13562 (selftest::assert_streq): New function.
13563 * selftest.h (selftests::fail_formatted): New decl.
13564 (selftest::assert_streq): New decl.
13565 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
13567 2016-06-13 Jeff Law <law@redhat.com>
13569 PR tree-optimization/71403
13570 * tree-ssa-threadbackward.c
13571 (convert_and_register_jump_thread_path): No longer accept reference
13572 to path. Do not pop items off the path anymore.
13573 (fsm_find_control_statement_thread_paths): Do not allow threading
13574 to a deeper loop nest. Pop the last item off the path here rather
13575 than in convert_and_register_jump_thread_path.
13577 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13578 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
13580 [AArch64] Emit division using the Newton series
13582 * config/aarch64/aarch64-protos.h
13583 (cpu_approx_modes): Add new member "division".
13584 (aarch64_emit_approx_div): Declare new function.
13585 * config/aarch64/aarch64.c
13586 (generic_approx_modes): New member "division".
13587 (exynosm1_approx_modes): Likewise.
13588 (xgene1_approx_modes): Likewise.
13589 (aarch64_emit_approx_div): Define new function.
13590 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
13591 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
13592 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
13593 * doc/invoke.texi (-mlow-precision-div): Describe new option.
13595 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13596 Wilco Dijkstra <wilco.dijkstra@arm.com>
13598 [AArch64] Emit square root using the Newton series
13600 * config/aarch64/aarch64-protos.h
13601 (aarch64_emit_approx_rsqrt): Replace with new function
13602 "aarch64_emit_approx_sqrt".
13603 (cpu_approx_modes): New member "sqrt".
13604 * config/aarch64/aarch64.c
13605 (generic_approx_modes): New member "sqrt".
13606 (exynosm1_approx_modes): Likewise.
13607 (xgene1_approx_modes): Likewise.
13608 (aarch64_emit_approx_rsqrt): Replace with new function
13609 "aarch64_emit_approx_sqrt".
13610 (aarch64_override_options_after_change_1): Handle new option.
13611 * config/aarch64/aarch64-simd.md
13612 (rsqrt<mode>2): Use new function instead.
13613 (sqrt<mode>2): New expansion and insn definitions.
13614 * config/aarch64/aarch64.md: Likewise.
13615 * config/aarch64/aarch64.opt
13616 (mlow-precision-sqrt): Add new option description.
13617 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
13619 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13621 [AArch64] Add more choices for the reciprocal square root approximation
13623 Allow a target to prefer such operation depending on the operation mode.
13625 * config/aarch64/aarch64-protos.h
13626 (AARCH64_APPROX_MODE): New macro.
13627 (AARCH64_APPROX_{NONE,ALL}): Likewise.
13628 (cpu_approx_modes): New structure.
13629 (tune_params): New member "approx_modes".
13630 * config/aarch64/aarch64-tuning-flags.def
13631 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
13632 * config/aarch64/aarch64.c
13633 (generic_approx_modes): New core "cpu_approx_modes" structure.
13634 (exynosm1_approx_modes): Likewise.
13635 (xgene1_approx_modes): Likewise.
13636 (generic_tunings): New member "approx_modes".
13637 (cortexa35_tunings): Likewise.
13638 (cortexa53_tunings): Likewise.
13639 (cortexa57_tunings): Likewise.
13640 (cortexa72_tunings): Likewise.
13641 (exynosm1_tunings): Likewise.
13642 (thunderx_tunings): Likewise.
13643 (xgene1_tunings): Likewise.
13644 (use_rsqrt_p): New argument for the mode and use new member from
13646 (aarch64_builtin_reciprocal): Devise mode from builtin.
13647 (aarch64_optab_supported_p): New argument for the mode.
13648 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
13650 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
13652 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
13653 RS6000_BTM_MODULO flag into the set of flags that are considered
13654 to be part of the common configuration.
13656 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
13658 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
13659 difference unsigned.
13660 (vec_absdb): New macro for vector absolute difference unsigned
13662 (vec_absdh): New macro for vector absolute difference unsigned
13664 (vec_absdw): New macro for vector absolute difference unsigned word.
13665 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
13666 (vadu<mode>3): New insn.
13667 (*p9_vadu<mode>3): New insn.
13668 * config/rs6000/rs6000-builtin.def (vadub): New built-in
13670 (vaduh): New built-in definition.
13671 (vaduw): New built-in definition.
13672 (vadu): New overloaded built-in definition.
13673 (vadub): New overloaded built-in definition.
13674 (vaduh): New overloaded built-in definition.
13675 (vaduw): New overloaded built-in definition.
13676 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13677 overloaded vector absolute difference unsigned functions.
13678 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13679 the ISA 3.0 vector absolute difference unsigned built-in functions.
13681 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
13683 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
13684 update shared_lookup_references only once after changing operands.
13686 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
13688 PR middle-end/71373
13689 * tree-nested.c (convert_nonlocal_omp_clauses)
13690 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
13692 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
13693 * tree.def (CASE_LABEL_EXPR): Likewise.
13695 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13698 * input.c (test_builtins): Fix an assertion.
13700 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13702 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
13703 (paritysi2): Ditto.
13705 (isinf<mode>2): Ditto.
13707 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13709 * ggc-tests.c (test_finalization): Only test need_finalization_p
13710 for GCC_VERSION >= 4003.
13712 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13714 * config/s390/vecintrin.h: Fix file description in comment.
13716 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13718 * config/s390/s390-builtin-types.def: Change builtin type naming
13719 scheme to match builtin-types.def.
13721 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
13723 * fold-const.c (optimize_minmax_comparison): Remove.
13724 (fold_comparison): Remove call to the above.
13725 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
13726 New transformations.
13728 2016-06-13 Alan Hayward <alan.hayward@arm.com>
13730 PR tree-optimization/71416
13731 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
13734 2016-06-13 Martin Liska <mliska@suse.cz>
13736 * predict.c (enum predictor_reason): Prefix enum with REASON_.
13737 (combine_predictions_for_insn): Likewise.
13738 (prune_predictions_for_bb): Likewise.
13739 (combine_predictions_for_bb): Likewise.
13741 2016-06-13 Richard Biener <rguenther@suse.de>
13743 PR tree-optimization/71505
13744 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
13745 assert match comment.
13747 2016-06-13 Marek Polacek <polacek@redhat.com>
13749 PR middle-end/71476
13750 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
13751 gimplify_switch_expr.
13752 (warn_switch_unreachable_r): New function.
13754 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13757 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
13760 2016-06-13 Richard Biener <rguenther@suse.de>
13762 PR middle-end/64516
13763 * fold-const.c (fold_unary_loc): Preserve alignment when
13764 folding a VIEW_CONVERT_EXPR into a MEM_REF.
13766 2016-06-13 Martin Liska <mliska@suse.cz>
13769 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
13770 w/ -fsanitize=bounds.
13772 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
13774 * config/i386/i386.c (ix86_init_builtins): Calculate
13775 FLOAT128_FTYPE_CONST_STRING function type only once.
13776 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
13777 built-in functions are available for x86-32 and x86-64 targets.
13779 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
13782 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
13783 New primitive type.
13784 (FLOAT128_FTYPE_CONST_STRING): New function type.
13785 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
13786 [IX86_BUILTIN_NANSQ]: Ditto.
13787 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
13788 (ix86_init_builtin_types): Declare const_string_type_node.
13789 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
13791 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
13792 * doc/extend.texi (x86 Built-in Functions): Document
13793 __builtin_nanq and __builtin_nansq.
13795 2016-06-11 Jiong Wang <jiong.wang@arm.com>
13798 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
13799 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
13800 length for pop patterns.
13801 (arm_attr_length_push_multi): Update comments.
13802 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
13804 (*pop_multiple_with_writeback_and_return): Likewise.
13805 (*pop_multiple_with_return): Likewise.
13807 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
13809 PR middle-end/71310
13810 * fold-const.c (optimize_bit_field_compare): Don't try to use
13811 word_mode unconditionally for reading the bit field, look at
13812 DECL_BIT_FIELD_REPRESENTATIVE instead.
13814 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
13816 PR middle-end/71478
13817 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
13818 vector integer type.
13820 2016-06-10 Jakub Jelinek <jakub@redhat.com>
13822 PR middle-end/71494
13823 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
13824 without LABEL_DECL, set *handled_ops_p to false instead of true.
13826 2016-06-10 Martin Sebor <msebor@redhat.com>
13829 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
13830 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
13831 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
13833 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
13834 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
13835 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
13836 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
13837 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
13838 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
13839 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
13840 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
13842 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13844 * config/arm/arm.h (pool_vector_label,
13845 return_used_this_function): Remove.
13847 2016-06-10 Jeff Law <law@redhat.com>
13849 PR tree-optimization/71335
13850 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
13851 zero length paths here.
13852 (convert_and_register_jump_thread_path): Remove hacks related to
13853 duplicated blocks in the jump thread path.
13854 (fsm_find_control_statement_thread_paths): Avoid putting the same
13855 block on the thread path twice, but ensure the thread path is
13856 unchanged from the caller's point of view.
13858 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
13860 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
13861 * predict.def (PRED_LOOP_BRANCH): Remove.
13863 2016-06-10 David Malcolm <dmalcolm@redhat.com>
13865 * Makefile.in (OBJS): Add ggc-tests.o.
13866 (GTFILES): Add ggc-tests.c.
13867 * ggc-tests.c: New file.
13868 * selftest-run-tests.c (selftest::run_tests): Call
13869 selftest::ggc_tests_c_tests.
13870 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
13872 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
13874 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
13876 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
13879 * varasm.c (place_block_symbol): Adjust alignment for asan protected
13880 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
13882 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
13884 * profile.c: Include cfgloop.h.
13885 (branch_prob): Compute estimated number of iterations.
13886 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
13887 recompute estimate number of iterations from profile.
13889 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13891 PR inline-asm/68843
13892 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
13893 must be grouped on top of stack. Don't force early clobber
13894 on ordinary reg outputs.
13896 2016-06-10 Richard Biener <rguenther@suse.de>
13898 * targhooks.c (default_builtin_vectorization_cost): Adjust
13899 vec_construct cost.
13901 2016-06-10 Richard Biener <rguenther@suse.de>
13903 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
13904 to fold the RHS to a constant if possible.
13906 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
13908 PR middle-end/71373
13909 * tree-nested.c (convert_nonlocal_omp_clauses)
13910 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
13911 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
13912 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
13914 * gimplify.c (gimplify_adjust_omp_clauses): Discard
13916 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
13918 * omp-low.c (scan_sharing_clauses): Don't expect
13919 OMP_CLAUSE__CACHE_.
13921 2016-06-10 Alan Hayward <alan.hayward@arm.com>
13923 PR tree-optimization/71407
13924 PR tree-optimization/71416
13925 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
13926 BIT_FIELD_REF type.
13928 2016-06-10 Richard Biener <rguenther@suse.de>
13930 PR middle-end/71477
13931 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
13933 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
13935 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
13937 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
13938 Jiong Wang <jiong.wang@arm.com>
13940 PR rtl-optimization/70751
13941 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
13942 spilled into memory.
13944 2016-06-09 Jonathan Yong <10walls@gmail.com>
13947 2015-09-21 Jonathan Yong <10walls@gmail.com>
13949 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
13950 sysroot/usr/lib/32api for additional win32 libraries,
13951 fixes failing Cygwin bootstrapping.
13953 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
13955 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
13958 2016-06-09 David Malcolm <dmalcolm@redhat.com>
13961 * pretty-print.c (pp_indent): Specify that %p is printed in a
13962 host-dependent manner.
13963 (test_pp_format): Remove the test for %p.
13965 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
13967 * config/mips/mips.c (mips_output_jump): Fix formatting.
13969 2016-06-09 Richard Biener <rguenther@suse.de>
13971 PR tree-optimization/71462
13972 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
13975 2016-06-09 Martin Liska <mliska@suse.cz>
13977 * predict.c (dump_prediction): Add new argument.
13978 (enum predictor_reason): New enum.
13979 (struct predictor_hash): New struct.
13980 (predictor_hash::hash): New function.
13981 (predictor_hash::equal): Likewise.
13982 (not_removed_prediction_p): New function.
13983 (prune_predictions_for_bb): Likewise.
13984 (combine_predictions_for_bb): Prune predictions.
13986 2016-06-09 Martin Liska <mliska@suse.cz>
13988 * predict.c (filter_predictions): New function.
13989 (remove_predictions_associated_with_edge): Use the filter
13991 (equal_edge_p): New function.
13993 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
13995 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
13996 Correct usage of @samp vs @option, add @samp where appropriate.
13997 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
13998 Add armv6s-m and document it, as it is no official ARM name.
14000 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14002 * ifcvt.c (struct noce_if_info): Add transform_name field.
14003 (noce_try_move): Set if_info->transform_name to the function name.
14004 (noce_try_ifelse_collapse): Likewise.
14005 (noce_try_store_flag): Likewise.
14006 (noce_try_inverse_constants): Likewise.
14007 (noce_try_store_flag_constants): Likewise.
14008 (noce_try_addcc): Likewise.
14009 (noce_try_store_flag_mask): Likewise.
14010 (noce_try_cmove): Likewise.
14011 (noce_try_cmove_arith): Likewise.
14012 (noce_try_minmax): Likewise.
14013 (noce_try_abs): Likewise.
14014 (noce_try_sign_mask): Likewise.
14015 (noce_try_bitop): Likewise.
14016 (noce_convert_multiple_sets): Likewise.
14017 (noce_process_if_block): Print if_info->transform_name to
14018 dump_file if transformation succeeded.
14020 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14022 * config/arm/cortex-a57.md (cortex_a57_alu):
14025 2016-06-08 Martin Sebor <msebor@redhat.com>
14026 Jakub Jelinek <jakub@redhat.com>
14030 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
14031 BUILT_IN_MUL_OVERFLOW_P): New builtins.
14032 * builtins.c: Include gimple-fold.h.
14033 (fold_builtin_arith_overflow): Handle
14034 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
14035 (fold_builtin_3): Likewise.
14036 * doc/extend.texi (Integer Overflow Builtins): Document
14037 __builtin_{add,sub,mul}_overflow_p.
14039 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
14041 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
14042 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
14044 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
14046 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
14047 Rewrite, looking one level down for records and arrays.
14049 2016-06-08 David Malcolm <dmalcolm@redhat.com>
14051 * pretty-print.c: Include "selftest.h".
14052 (pp_format): Fix comment.
14053 (identifier_to_locale): Likewise.
14054 (selftest::test_basic_printing): New function.
14055 (selftest::assert_pp_format): New function.
14056 (selftest::test_pp_format): New function.
14057 (selftest::pretty_print_c_tests): New function.
14058 * selftest-run-tests.c (selftest::run_tests): Call
14059 selftest::pretty_print_c_tests.
14060 * selftest.h (pretty_print_c_tests): New declaration.
14062 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14064 * invoke.texi (max-loop-headers-insns): Document.
14065 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
14066 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
14067 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
14069 2016-06-08 Richard Biener <rguenther@suse.de>
14071 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
14072 on strided SLP loads and fall back to scalar loads in case
14073 we can't chunk them.
14075 2016-06-08 Richard Biener <rguenther@suse.de>
14077 PR tree-optimization/71452
14078 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
14079 type used for the SSA rewrite has enough precision to cover
14080 the dynamic type of the location.
14082 2016-06-08 Jakub Jelinek <jakub@redhat.com>
14083 Richard Biener <rguenther@suse.de>
14086 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
14087 the same as DECL_P (base0) for indirect_base0. Use equality_code
14088 in one further place.
14090 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
14092 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
14093 to one word if the field is known to overlap other words.
14094 (extract_bit_field_1): Likewise.
14095 (store_split_bit_field): Remove compensating code.
14096 (extract_split_bit_field): Likewise.
14098 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
14102 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
14104 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14106 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
14108 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
14109 (arch64_addpv4sf): Delete.
14110 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
14111 "gen_aarch64_addpv4sf".
14112 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
14114 (vpadds_f32): Likewise.
14115 (vpaddq_f32): Likewise.
14116 (vpaddq_f64): Likewise.
14118 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14120 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
14122 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
14123 to VALLF. Rename to "fabd<mode>3".
14124 "*fabd_scalar<mode>3): Delete.
14125 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
14127 (vabdd_f64): Likewise.
14128 (vabd_f32): Likewise.
14129 (vabd_f64): Likewise.
14130 (vabdq_f32): Likewise.
14131 (vabdq_f64): Likewise.
14133 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14135 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
14137 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
14138 "aarch64_rsqrts<mode>".
14139 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
14140 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
14142 (vrsqrtsd_f64): Likewise.
14143 (vrsqrts_f32): Likewise.
14144 (vrsqrts_f64): Likewise.
14145 (vrsqrtsq_f32): Likewise.
14146 (vrsqrtsq_f64): Likewise.
14148 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14150 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
14152 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
14153 "aarch64_rsqrte<mode>".
14154 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
14155 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
14157 (vrsqrted_f64): Likewise.
14158 (vrsqrte_f32): Likewise.
14159 (vrsqrte_f64): Likewise.
14160 (vrsqrteq_f32): Likewise.
14161 (vrsqrteq_f64): Likewise.
14163 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14165 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
14167 (fcvtzs): Likewise.
14168 (fcvtzu): Likewise.
14169 * config/aarch64/aarch64-simd.md
14170 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
14171 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
14172 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
14174 (vcvt_n_f32_u32): Likewise.
14175 (vcvt_n_s32_f32): Likewise.
14176 (vcvt_n_u32_f32): Likewise.
14177 (vcvtq_n_f32_s32): Likewise.
14178 (vcvtq_n_f32_u32): Likewise.
14179 (vcvtq_n_f64_s64): Likewise.
14180 (vcvtq_n_f64_u64): Likewise.
14181 (vcvtq_n_s32_f32): Likewise.
14182 (vcvtq_n_s64_f64): Likewise.
14183 (vcvtq_n_u32_f32): Likewise.
14184 (vcvtq_n_u64_f64): Likewise.
14185 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
14186 (VSDQ_SDI): Likewise.
14187 (fcvt_target): Support V4DI, V4SI and V2SI.
14188 (FCVT_TARGET): Likewise.
14190 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14192 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
14193 (TYPES_BINOP_SUS): Likewise.
14194 (aarch64_simd_builtin_data): Update include file name.
14195 (aarch64_builtins): Likewise.
14196 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
14197 for conversion between scalar float-point and fixed-point.
14199 (fcvtzs): Likewise.
14200 (fcvtzu): Likewise.
14201 * config/aarch64/aarch64.md
14202 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
14203 pattern for conversion between scalar float to fixed-pointer.
14204 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
14205 (UNSPEC_FCVTZS): New UNSPEC enumeration.
14206 (UNSPEC_FCVTZU): Likewise.
14207 (UNSPEC_SCVTF): Likewise.
14208 (UNSPEC_UCVTF): Likewise.
14209 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
14211 (vcvtd_n_f64_u64): Likewise.
14212 (vcvtd_n_s64_f64): Likewise.
14213 (vcvtd_n_u64_f64): Likewise.
14214 (vcvtd_n_f32_s32): Likewise.
14215 (vcvts_n_f32_u32): Likewise.
14216 (vcvtd_n_s32_f32): Likewise.
14217 (vcvts_n_u32_f32): Likewise.
14218 * config/aarch64/iterators.md (fcvt_target): Support integer to float
14220 (FCVT_TARGET): Likewise.
14221 (FCVT_FIXED2F): New iterator.
14222 (FCVT_F2FIXED): Likewise.
14223 (fcvt_fixed_insn): New define_int_attr.
14225 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14227 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
14228 some statements was removed.
14230 2016-06-08 Alan Hayward <alan.hayward@arm.com>
14232 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
14233 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
14234 (vect_can_advance_ivs_p): likewise.
14235 (vect_update_ivs_after_vectorizer): likewise.
14236 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
14237 (vect_analyze_scalar_cycles_1): likewise.
14238 (vect_analyze_loop_operations): likewise.
14239 (report_vect_op): likewise.
14240 (vect_is_slp_reduction): likewise.
14241 (vect_is_simple_reduction): likewise.
14242 (get_initial_def_for_induction): likewise.
14243 (vect_transform_loop): likewise.
14244 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
14245 (vect_recog_sad_pattern): likewise.
14246 (vect_recog_widen_sum_pattern): likewise.
14247 (vect_recog_widening_pattern): likewise.
14248 (vect_recog_divmod_pattern): likewise.
14249 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
14250 (vect_analyze_slp_instance): likewise.
14251 (vect_transform_slp_perm_load): likewise.
14252 (vect_schedule_slp_instance): likewise.
14254 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14256 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
14257 (return_prediction): PRED_CONST_RETURN predict return as not taken.
14258 * predict.def (PRED_CONTINUE): Change hitrate 50->67
14259 (PRED_LOOP_BRANCH): Document predictor as broken.
14260 (PRED_LOOP_EXIT): Change hitrate 91->92.
14261 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
14262 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
14263 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
14264 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
14265 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
14266 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
14267 (PRED_CALL): Chane hitrate 71->67.
14268 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
14269 (PRED_GOTO): Document as unused right now.
14270 (PRED_CONST_RETURN): Change hitrate 67->69
14271 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
14272 (PRED_NULL_RETURN): Change hitrate 91->90.
14273 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
14274 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
14275 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
14277 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
14279 * config/rs6000/altivec.h: Add __builtin_vec_mul.
14280 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
14281 special case Altivec builtin.
14282 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
14283 VSX_BUILTIN_VEC_MUL (replaced with special case code).
14284 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14285 code for ALTIVEC_BUILTIN_VEC_MUL.
14286 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14287 for __builtin_vec_mul.
14289 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
14291 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
14294 2016-06-07 David Malcolm <dmalcolm@redhat.com>
14296 * spellcheck.c (selftest::test_find_closest_string): New function.
14297 (spellcheck_c_tests): Call the above.
14299 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14301 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
14303 2016-06-07 Jakub Jelinek <jakub@redhat.com>
14305 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
14306 Yv=Yv,C alternatives.
14308 2016-06-07 Richard Biener <rguenther@suse.de>
14311 * common.opt (ffast-math): Make Optimization.
14313 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
14314 Prachi Godbole <prachi.godbole@imgtec.com>
14316 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
14317 `fabs' and `fneg' type attributes.
14318 (p5600_fpu_fabs): Add `fmove' to the comment.
14320 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14322 * gimple.c: Include builtins.h
14323 (gimple_inexpensive_call_p): New function.
14324 * gimple.h (gimple_inexpensive_call_p): Declare.
14325 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
14326 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
14329 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
14331 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
14332 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
14333 warning_at_rich_loc, warning_n, pedwarn, permerror,
14334 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
14335 sorry, fatal_error, internal_error, internal_error_no_backtrace):
14338 2016-06-07 Richard Biener <rguenther@suse.de>
14340 PR tree-optimization/71428
14341 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
14342 BIT_FIELD_REF op vs. load.
14344 2016-06-07 Richard Biener <rguenther@suse.de>
14346 PR middle-end/71423
14347 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
14350 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
14352 * config/pa/pa.md (call): Generate indirect long calls to non-local
14353 functions on TARGET_64BIT.
14354 (call_value): Likewise.
14356 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
14358 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
14359 pattern and subsequent splitters.
14360 (call_val_reg_64bit_post_reload): Likewise.
14362 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14364 PR middle-end/71408
14365 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
14366 propagate_op_to_single_use.
14368 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14370 PR middle-end/71281
14371 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
14373 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
14375 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
14376 (enum x86_dirflag_state): New enum.
14377 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
14378 (machine_function): Remove needs_cld.
14379 (ix86_current_function_needs_cld): Remove.
14380 * config/i386/i386.c (ix86_set_func_type): Set
14381 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
14382 (ix86_expand_prologue): Do not emit CLD here.
14383 (ix86_dirflag_mode_needed): New function.
14384 (ix86_dirflag_mode_entry): Ditto.
14385 (ix86_mode_needed): Handle X86_DIRFLAG entity.
14386 (ix86_mode_after): Ditto.
14387 (ix86_mode_entry): Ditto.
14388 (ix86_mode_exit): Ditto.
14389 (ix86_emit_mode_set): Ditto.
14390 * config/i386/i386.md (strmov_singleop): Set
14391 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
14392 Do not set ix86_current_function_needs_cld.
14394 (strset_singleop): Ditto.
14396 (cmpstrnqi_nz_1): Ditto.
14397 (cmpstrnqi_1): Ditto.
14398 (strlenqi_1): Ditto.
14400 2016-06-06 Jakub Jelinek <jakub@redhat.com>
14402 PR tree-optimization/71259
14403 * tree-vect-slp.c (vect_get_constant_vectors): For
14404 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
14405 one for constant op, and use COND_EXPR for non-constant.
14407 2016-06-06 David Malcolm <dmalcolm@redhat.com>
14409 * Makefile.in (OBJS): Add function-tests.o,
14410 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
14411 selftest-run-tests.o.
14412 (OBJS-libcommon): Add selftest.o.
14413 (OBJS-libcommon-target): Add selftest.o.
14414 (all.internal): Add "selftest".
14415 (all.cross): Likewise.
14416 (selftest): New phony target.
14417 (s-selftest): New target.
14418 (selftest-gdb): New phony target.
14419 (COLLECT2_OBJS): Add selftest.o.
14420 * bitmap.c: Include "selftest.h".
14421 (selftest::test_gc_alloc): New function.
14422 (selftest::test_set_range): New function.
14423 (selftest::test_clear_bit_in_middle): New function.
14424 (selftest::test_copying): New function.
14425 (selftest::test_bitmap_single_bit_set_p): New function.
14426 (selftest::bitmap_c_tests): New function.
14427 * common.opt (fself-test): New.
14428 * diagnostic-show-locus.c: Include "selftest.h".
14429 (make_range): New function.
14430 (test_range_contains_point_for_single_point): New function.
14431 (test_range_contains_point_for_single_line): New function.
14432 (test_range_contains_point_for_multiple_lines): New function.
14433 (assert_eq): New function.
14434 (test_get_line_width_without_trailing_whitespace): New function.
14435 (selftest::diagnostic_show_locus_c_tests): New function.
14436 * et-forest.c: Include "selftest.h".
14437 (selftest::test_single_node): New function.
14438 (selftest::test_simple_tree): New function.
14439 (selftest::test_disconnected_nodes): New function.
14440 (selftest::et_forest_c_tests): New function.
14441 * fold-const.c: Include "selftest.h".
14442 (selftest::assert_binop_folds_to_const): New function.
14443 (selftest::assert_binop_folds_to_nonlvalue): New function.
14444 (selftest::test_arithmetic_folding): New function.
14445 (selftest::fold_const_c_tests): New function.
14446 * function-tests.c: New file.
14447 * gimple.c: Include "selftest.h".
14448 Include "gimple-pretty-print.h".
14449 (selftest::verify_gimple_pp): New function.
14450 (selftest::test_assign_single): New function.
14451 (selftest::test_assign_binop): New function.
14452 (selftest::test_nop_stmt): New function.
14453 (selftest::test_return_stmt): New function.
14454 (selftest::test_return_without_value): New function.
14455 (selftest::gimple_c_tests): New function.
14456 * hash-map-tests.c: New file.
14457 * hash-set-tests.c: New file.
14458 * input.c: Include "selftest.h".
14459 (selftest::assert_loceq): New function.
14460 (selftest::test_accessing_ordinary_linemaps): New function.
14461 (selftest::test_unknown_location): New function.
14462 (selftest::test_builtins): New function.
14463 (selftest::test_reading_source_line): New function.
14464 (selftest::input_c_tests): New function.
14465 * rtl-tests.c: New file.
14466 * selftest-run-tests.c: New file.
14467 * selftest.c: New file.
14468 * selftest.h: New file.
14469 * spellcheck.c: Include "selftest.h".
14470 (selftest::levenshtein_distance_unit_test_oneway): New function,
14471 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
14472 (selftest::levenshtein_distance_unit_test): Likewise.
14473 (selftest::spellcheck_c_tests): Likewise.
14474 * toplev.c: Include selftest.h.
14475 (toplev::run_self_tests): New.
14476 (toplev::main): Handle -fself-test.
14477 * toplev.h (toplev::run_self_tests): New.
14478 * tree.c: Include "selftest.h".
14479 (selftest::test_integer_constants): New function.
14480 (selftest::test_identifiers): New function.
14481 (selftest::test_labels): New function.
14482 (selftest::tree_c_tests): New function.
14483 * tree-cfg.c: Include "selftest.h".
14484 (selftest::push_fndecl): New function.
14485 (selftest::test_linear_chain): New function.
14486 (selftest::test_diamond): New function.
14487 (selftest::test_fully_connected): New function.
14488 (selftest::tree_cfg_c_tests): New function.
14489 * vec.c: Include "selftest.h".
14490 (selftest::safe_push_range): New function.
14491 (selftest::test_quick_push): New function.
14492 (selftest::test_safe_push): New function.
14493 (selftest::test_truncate): New function.
14494 (selftest::test_safe_grow_cleared): New function.
14495 (selftest::test_pop): New function.
14496 (selftest::test_safe_insert): New function.
14497 (selftest::test_ordered_remove): New function.
14498 (selftest::test_unordered_remove): New function.
14499 (selftest::test_block_remove): New function.
14500 (selftest::reverse_cmp): New function.
14501 (selftest::test_qsort): New function.
14502 (selftest::vec_c_tests): New function.c.
14503 * wide-int.cc: Include selftest.h and wide-int-print.h.
14504 (selftest::from_int <wide_int>): New function.
14505 (selftest::from_int <offset_int>): New function.
14506 (selftest::from_int <widest_int>): New function.
14507 (selftest::assert_deceq): New function.
14508 (selftest::assert_hexeq): New function.
14509 (selftest::test_printing <VALUE_TYPE>): New function template.
14510 (selftest::test_ops <VALUE_TYPE>): New function template.
14511 (selftest::test_comparisons <VALUE_TYPE>): New function template.
14512 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
14514 (selftest::wide_int_cc_tests): New function.
14516 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14518 PR middle-end/37780
14519 * ifcvt.c (noce_try_ifelse_collapse): New function.
14521 (noce_process_if_block): Call noce_try_ifelse_collapse.
14522 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
14523 (simplify_ternary_operation): Use the above to simplify
14524 conditional CLZ/CTZ expressions.
14526 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14528 PR middle-end/37780
14529 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
14530 define_insn_and_split.
14532 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14534 PR middle-end/37780
14535 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
14537 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
14540 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
14541 Implicitly clobber memory for basic asm with non-empty assembler
14542 string. Use targetm.md_asm_adjust also here.
14543 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
14544 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
14545 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
14546 non-empty assembler string.
14547 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
14548 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
14549 (decode_asm_operands): Handle basic asm in PARALLEL block.
14550 (extract_insn): Handle basic asm in PARALLEL block.
14551 * doc/extend.texi: Mention new behavior of basic asm.
14552 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
14553 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
14554 branch_needs_nop_p): Use asm_noperands.
14556 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
14558 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
14559 Include the M7 SPARC DFA scheduler.
14560 New attribute v3pipe.
14561 Annotate insns with v3pipe where appropriate.
14562 Define cpu_feature vis4.
14563 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
14564 Add (V8QI "8") to vbits.
14565 Add insns {add,sub}v8qi3
14566 Add insns ss{add,sub}v8qi3
14567 Add insns us{add,sub}{v8qi,v4hi}3
14568 Add insns {min,max}{v8qi,v4hi,v2si}3
14569 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
14570 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
14571 * config/sparc/niagara4.md: Add a comment explaining the
14572 discrepancy between the documented latenty numbers and the
14574 * config/sparc/niagara7.md: New file.
14575 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
14576 supports SPARC5 and VIS 4.0 instructions.
14577 * configure: Regenerate.
14578 * config.in: Likewise.
14579 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
14580 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
14581 TARGET_CPU_niagara7.
14582 (ASM_CPU64_DEFAULT_SPEC): Likewise.
14583 (CPP_CPU_SPEC): Handle niagara7.
14584 (ASM_CPU_SPEC): Likewise.
14585 * config/sparc/sparc-opts.h (processor_type): Add
14586 PROCESSOR_NIAGARA7.
14587 (mvis4): New option.
14588 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
14589 (AS_NIAGARA7_FLAG): Define.
14590 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
14591 (CPP_CPU64_DEFAULT_SPEC): Likewise.
14592 (CPP_CPU_SPEC): Handle niagara7.
14593 (ASM_CPU_SPEC): Likewise.
14594 * config/sparc/sparc.c (niagara7_costs): Define.
14595 (sparc_option_override): Handle niagara7 and adjust cache-related
14596 parameters with better values for niagara cpus. Also support VIS4.
14597 (sparc32_initialize_trampoline): Likewise.
14598 (sparc_use_sched_lookahead): Likewise.
14599 (sparc_issue_rate): Likewise.
14600 (sparc_register_move_cost): Likewise.
14601 (dump_target_flag_bits): Support VIS4.
14602 (sparc_vis_init_builtins): Likewise.
14603 (sparc_builtins): Likewise.
14604 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
14606 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
14608 * config/sparc/sparc.opt (sparc_processor_type): New value
14610 * config/sparc/visintrin.h (__attribute__): Prototypes for the
14612 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
14614 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
14617 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
14619 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
14621 2016-06-06 Richard Biener <rguenther@suse.de>
14623 PR tree-optimization/71398
14624 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
14627 2016-06-05 James Bowman <james.bowman@ftdichip.com>
14629 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
14630 ft32_expand_prolog, ft32_expand_epilogue):
14631 Handle pretend_args.
14632 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
14633 * config/ft32/ft32.md: Add pretend_returner.
14635 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
14638 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
14639 Copy op1 RTX to avoid invalid sharing.
14640 (ix86_expand_vector_move_misalign): Ditto.
14642 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
14644 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
14647 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
14649 * predict.c (predicted_by_loop_heuristics_p): New function.
14650 (predict_iv_comparison): Use it.
14651 (predict_loops): Walk from innermost loops; do not predict edges
14652 leaving multiple loops multiple times; implement
14653 PRED_LOOP_ITERATIONS_MAX heuristics.
14654 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
14656 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
14658 * cfg.c (check_bb_profile): Do not report mismatched profiles when
14659 only edges out of BB are EH edges.
14661 2016-06-04 Martin Sebor <msebor@redhat.com>
14662 Marcin Baczyński <marbacz@gmail.com>
14665 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
14666 a void expression in a void function.
14668 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
14670 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
14671 aux; dump reasons of decisions.
14672 (should_duplicate_loop_header_p): Likewise.
14673 (do_while_loop_p): Likewise.
14674 (ch_base::copy_headers): Dump asi num insns duplicated.
14676 2016-06-04 Jakub Jelinek <jakub@redhat.com>
14678 PR tree-optimization/71405
14679 * tree-ssa.c (execute_update_addresses_taken): For clobber with
14680 incompatible type, build a new clobber with the right type instead
14681 of building a VIEW_CONVERT_EXPR around it.
14683 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
14685 PR tree-optimization/52171
14686 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
14687 by_pieces_ninsns instead of move_by_pieces_ninsns.
14689 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
14691 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
14692 for reg+reg addressing mode.
14694 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14696 * rs6000-c.c (c/c-tree.h): Add #include.
14697 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
14698 in C++ when found in the base position of vec_ld or vec_st.
14700 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
14702 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
14703 use of profile unless profile status is PROFILE_READ.
14704 * profile.c (compute_branch_probabilities): Set profile status
14705 only after reporting predictor hitrates.
14707 2016-06-03 Joseph Myers <joseph@codesourcery.com>
14711 * common.opt (ffp-int-builtin-inexact): New option.
14712 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
14713 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
14714 (ceil@var{m}2): Document dependence on this option.
14715 * ipa-inline-transform.c (inline_call): Handle
14716 flag_fp_int_builtin_inexact.
14717 * ipa-inline.c (can_inline_edge_p): Likewise.
14718 * config/i386/i386.md (rintxf2): Do not test
14719 flag_unsafe_math_optimizations.
14720 (rint<mode>2_frndint): New define_insn.
14721 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
14722 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
14723 for 387 instead of extending and truncating.
14724 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
14725 !flag_trapping_math instead of flag_unsafe_math_optimizations.
14726 Change to frndint<mode>2_<rounding>.
14727 (frndintxf2_<rounding>_i387): Likewise. Change to
14728 frndint<mode>2_<rounding>_i387.
14729 (<rounding_insn>xf2): Likewise.
14730 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
14731 !flag_trapping_math instead of flag_unsafe_math_optimizations for
14732 x87. Test TARGET_ROUND || !flag_trapping_math ||
14733 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
14734 SSE. Use ROUND_NO_EXC in constant operand of
14735 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
14736 for 387 instead of extending and truncating.
14738 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
14739 Julia Koval <julia.koval@intel.com>
14751 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
14752 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
14753 all registers, except for function return registers if there are
14754 no caller-saved registers.
14755 (ix86_set_func_type): New function.
14756 (ix86_set_current_function): Call ix86_set_func_type to set
14757 no_caller_saved_registers and func_type. Call reinit_regs if
14758 caller-saved registers are changed. Don't allow MPX, SSE, MMX
14759 nor x87 instructions in interrupt handler nor function with
14760 no_caller_saved_registers attribute.
14761 (ix86_function_ok_for_sibcall): Return false if there are no
14762 caller-saved registers.
14763 (type_natural_mode): Don't warn ABI change for MMX in interrupt
14765 (ix86_function_arg_advance): Skip for callee in interrupt handler.
14766 (ix86_function_arg): Return special arguments in interrupt handler.
14767 (ix86_promote_function_mode): Promote pointer to word_mode only
14768 for normal functions.
14769 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
14771 (ix86_epilogue_uses): New function.
14772 (ix86_hard_regno_scratch_ok): Likewise.
14773 (ix86_save_reg): Preserve all registers in interrupt handler
14774 after reload. Preserve all registers, except for function return
14775 registers, if there are no caller-saved registers after reload.
14776 (find_drap_reg): Always use callee-saved register if there are
14777 no caller-saved registers.
14778 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
14779 for interrupt handler.
14780 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
14781 Emit cld instruction if stringops are used in interrupt handler
14782 or interrupt handler isn't a leaf function.
14783 (ix86_expand_epilogue): Generate interrupt return for interrupt
14784 handler and pop the 'ERROR_CODE' off the stack before interrupt
14785 return in exception handler.
14786 (ix86_expand_call): Disallow calling interrupt handler directly.
14787 If there are no caller-saved registers, mark all registers that
14788 are clobbered by the call which returns as clobbered.
14789 (ix86_handle_no_caller_saved_registers_attribute): New function.
14790 (ix86_handle_interrupt_attribute): Likewise.
14791 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
14793 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
14794 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
14795 accumulation in interrupt function if stack may be realigned to
14797 (EPILOGUE_USES): New.
14798 (function_type): New enum.
14799 (machine_function): Add func_type and no_caller_saved_registers.
14800 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
14801 (interrupt_return): New pattern.
14802 * doc/extend.texi: Document x86 interrupt and
14803 no_caller_saved_registers attributes.
14805 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
14807 PR tree-optimization/52171
14808 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
14809 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
14810 Look for constant strings. Move some code to emit_block_cmp_hints
14812 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
14813 * defaults.h (COMPARE_MAX_PIECES): New macro.
14814 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
14815 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
14816 (clear_by_pieces_1): Don't declare. Move definition before use.
14817 (can_do_by_pieces): New static function.
14818 (can_move_by_pieces): Use it. Return bool.
14819 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
14820 OP. All callers changed. Handle COMPARE_BY_PIECES.
14821 (class pieces_addr); New.
14822 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
14823 pieces_addr::adjust, pieces_addr::increment_address,
14824 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
14826 (class op_by_pieces_d): New.
14827 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
14829 (class move_by_pieces_d, class compare_by_pieces_d,
14830 class store_by_pieces_d): New subclasses of op_by_pieces_d.
14831 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
14832 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
14833 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
14834 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
14835 compare_by_pieces_d::finish_mode): New member functions.
14836 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
14838 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
14839 (emit_block_cmp_hints): New function.
14840 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
14841 use the newly defined classes.
14842 * expr.h (by_pieces_constfn): New typedef.
14843 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
14844 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
14845 (move_by_pieces_ninsns): Don't declare.
14846 (can_move_by_pieces): Change return value to bool.
14847 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
14848 (compare_by_pieces_branch_ratio): New hook.
14849 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
14850 (by_pieces_ninsns): Declare.
14851 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
14853 (default_compare_by_pieces_branch_ratio): New function.
14854 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
14855 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
14856 * doc/tm.texi: Regenerate.
14857 * tree-ssa-strlen.c: Include "builtins.h".
14858 (handle_builtin_memcmp): New static function.
14859 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
14860 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
14862 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14864 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
14865 relevant stmts which are simple and invariant.
14866 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
14867 instead of simple and invariant
14869 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14871 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
14872 (vectorizable_reduction): Check for new relevant state.
14873 (vectorizable_live_operation): vectorize live stmts using
14874 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
14875 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
14876 (vect_stmt_relevant_p): Check for stmts which are only used live.
14877 (process_use): Use of a stmt does not inherit it's live value.
14878 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
14879 (vect_analyze_stmt): Check for new relevant state.
14880 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
14881 outside the loop, but not inside it.
14883 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14885 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
14886 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
14887 (vect_get_vec_def_for_operand): Split out code.
14889 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
14891 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
14893 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14895 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
14897 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14899 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
14901 2016-06-03 Jakub Jelinek <jakub@redhat.com>
14903 PR middle-end/71387
14904 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
14905 to noreturn e->callee->decl that has void return type and void
14906 arguments, adjust gimple_call_fntype and remove lhs even if it had
14907 previously addressable type.
14909 2016-06-02 Jeff Law <law@redhat.com>
14911 PR tree-optimization/71328
14912 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
14913 error when checking for a jump back onto the copied path.
14915 2016-06-02 David Malcolm <dmalcolm@redhat.com>
14917 * config/microblaze/microblaze.c (get_branch_target): Add return
14918 NULL_RTX for the non-CALL_P case.
14919 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
14920 (insert_wic): Remove unused local "j".
14922 2016-06-02 Martin Liska <mliska@suse.cz>
14924 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
14926 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
14927 Julia Koval <julia.koval@intel.com>
14929 * function.c (assign_parm_setup_stack): Force source into a
14930 register if needed.
14931 * target.def (function_incoming_arg): Update documentation to
14932 allow arbitrary address computation based on hard register.
14933 * doc/tm.texi: Regenerated.
14935 2016-06-02 Martin Liska <mliska@suse.cz>
14937 * predict.c (combine_predictions_for_bb): Fix first match in
14938 cases where a first predictor contains more than one occurence
14939 in list of predictors. Take the best value in such case.
14941 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14943 PR rtl-optimization/71295
14944 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
14945 offset would go over the size of the inner mode reject it.
14947 2016-06-02 Jakub Jelinek <jakub@redhat.com>
14949 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
14950 x=x,x and v=v,m instead of x=x,m.
14952 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
14953 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
14954 alternative to v=rm,C.
14956 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
14957 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
14958 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
14959 instead of vex for the last two above mentioned alternatives.
14961 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14964 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
14966 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
14968 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
14970 2016-06-01 David Malcolm <dmalcolm@redhat.com>
14972 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
14973 from int to unsigned.
14975 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14977 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
14978 alternatives, eliminating preferred register class. Add support
14979 for the MTVSRDD instruction in ISA 3.0.
14980 (vsx_splat_v4si_internal): Use splat_input_operand instead of
14981 reg_or_indexed_operand.
14982 (vsx_splat_v4sf_internal): Likewise.
14984 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14987 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
14988 for loading up all 0's or all 1's.
14990 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
14992 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
14994 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
14996 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
14998 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
14999 * gcc.c (set_source_date_epoch_envvar): New function, sets
15000 the SOURCE_DATE_EPOCH environment variable to the current time.
15002 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
15004 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
15005 the factor for live Phi nodes.
15007 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
15009 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
15010 * tree-parloops.c (parallelize_loops): likewise.
15011 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
15012 tree_unswitch_outer_loop): likewise.
15014 2016-06-01 Jakub Jelinek <jakub@redhat.com>
15016 PR middle-end/71371
15017 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
15018 around creation of the temporary.
15020 2016-06-01 Richard Biener <rguenther@suse.de>
15022 PR tree-optimization/71366
15023 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
15024 (unloop_loops): Move removing edges here ...
15025 (try_unroll_loop_completely): ... from here.
15026 (try_peel_loop): ... and here.
15027 (tree_unroll_loops_completely_1): Track parent loops via
15028 bitmap of header BBs.
15029 (tree_unroll_loops_completely): Adjust for that.
15031 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
15033 * config/rs6000/altivec.h (vec_slv): New macro.
15034 (vec_srv): New macro.
15035 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
15036 (UNSPEC_VSRV): New value.
15039 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
15040 (vsrv): New builtin definition.
15041 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
15042 define argument types for new builtin.
15043 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
15045 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
15048 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
15049 Jocelyn Mayer <l_indien@magic.fr>
15052 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
15053 detect processor family for signature_CENTAUR_ebx.
15054 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
15055 signature_CENTAUR_ebx.
15056 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
15057 <default>: Pass x86-64 for has_longmode.
15059 2016-06-01 Nathan Sidwell <nathan@acm.org>
15061 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
15064 2016-06-01 Richard Biener <rguenther@suse.de>
15066 PR tree-optimization/71261
15067 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
15068 of stmts successfully put in the bool pattern. Remove
15069 single-use restriction.
15070 (adjust_bool_pattern_cast): Add cast at the use site via the
15071 pattern def sequence.
15072 (adjust_bool_pattern): Remove recursion, maintain a hash-map
15073 of patterned defs. Use the pattern def seqence instead of
15074 multiple independent patterns.
15075 (sort_after_uid): New qsort compare function.
15076 (adjust_bool_stmts): New function to process stmts in the bool
15077 pattern in IL order.
15078 (vect_recog_bool_pattern): Adjust.
15079 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
15080 (ifcvt_walk_pattern_tree): Likewise.
15081 (stmt_is_root_of_bool_pattern): Likewise.
15082 (ifcvt_repair_bool_pattern): Likewise.
15083 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
15085 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
15087 * loop-unroll.c (decide_unroll_constant_iterations,
15088 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
15089 likely upper bounds.
15090 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
15092 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
15094 * tree-core.h (enum omp_clause_code): Remove
15095 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
15097 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15099 * config/arm/sync.md (arm_store_exclusive<mode>):
15100 Use 'H' output modifier on operands[2] rather than creating a new
15101 entry in out-of-bounds memory of the operands array.
15102 (arm_store_release_exclusivedi): Likewise.
15104 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15106 * config/arm/arm.c (arm_fusion_enabled_p): New function.
15107 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
15108 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
15109 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
15111 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
15113 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
15114 into account live statements for mask producers.
15116 2016-06-01 Richard Biener <rguenther@suse.de>
15118 PR tree-optimization/71311
15119 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
15120 restrict to non-INTEGER_CST @0.
15122 2016-06-01 Richard Biener <rguenther@suse.de>
15124 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
15125 (relational patterns): Use :c to avoid pattern duplications.
15127 2016-06-01 Richard Biener <rguenther@suse.de>
15129 * genmatch.c (comparison_code_p): New predicate.
15130 (swap_tree_comparison): New function.
15131 (commutate): Add for_vec parameter to append new for entries.
15132 Support commutating relational operators by swapping it alongside
15134 (lower_commutative): Adjust.
15135 (dt_simplify::gen): Do not pass artificial operators to gen
15137 (decision_tree::gen): Do not add artificial operators as parameters.
15138 (parser::parse_expr): Verify operator commutativity when :c is
15139 applied. Allow :C to override this.
15140 * match.pd: Adjust patterns to use :C instead of :c where required.
15142 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
15144 PR tree-optimization/71077
15145 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
15146 the combining step, use boolean_false_node and boolean_true_node
15147 as the designated false/true return values.
15149 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
15151 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
15152 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
15153 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
15156 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
15158 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
15159 of flags impliying the register renaming.
15160 * toplev.c (process_options): Do not imply flag_rename_registers with
15163 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15165 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
15166 default implementation.
15168 2016-05-31 Nathan Sidwell <nathan@acm.org>
15170 * dwarf2out.c (cur_line_info_table): Add GTY marker.
15172 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15174 * config/sh/constraints.md (b): Remove constraint.
15175 * config/sh/predicates.md (arith_reg_operand): Remove
15177 * config/sh/sh-modes.def (PDI): Remove.
15178 * config/sh/sh.c (sh_target_reg_class,
15179 sh_optimize_target_register_callee_saved): Remove functions.
15180 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
15181 (sh_expand_epilogue): Update comment.
15182 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
15183 sh_secondary_reload): Remove TARGET_REGS related code.
15184 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
15185 TARGET_REGISTER_P): Remove macros.
15186 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
15187 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
15188 TR1_REG, TR2_REG): Remove constants.
15189 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
15191 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15193 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
15194 define_expand patterns.
15195 (adddi3_compact): Rename to adddi3.
15196 (subdi3_compact): Rename to subdi3.
15197 (*negdi2): Rename to negdi2.
15198 (*abs<mode>2): Rename to abs<mode>2.
15200 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15202 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
15203 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
15204 (atomic_sub_fetchsi): ... this new pattern.
15205 (mvtc): Add CC_REG clobber.
15207 2016-05-31 Marek Polacek <polacek@redhat.com>
15209 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
15211 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15213 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
15214 aarch64_fusion_enabled_p to check for fusion capabilities.
15216 2016-05-31 Richard Biener <rguenther@suse.de>
15218 PR tree-optimization/71352
15219 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
15220 minus one and a negate.
15222 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15224 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
15225 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
15227 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
15228 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
15229 Remove use of aarch64_simd_attr_length_move, set length attribute
15231 (*aarch64_be_movoi): Likewise.
15232 (*aarch64_be_movci): Likewise.
15233 (*aarch64_be_movxi): Likewise.
15235 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
15237 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
15238 It no longer does that.
15239 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
15241 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
15243 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
15244 attribute __unused__.
15246 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
15248 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
15249 * config/arm/arm.c (arm_arch_thumb1): Define.
15250 (arm_option_override): Initialize arm_arch_thumb1.
15251 * config/arm/arm.h (arm_arch_thumb1): Declare.
15252 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
15253 support Thumb-1 ISA.
15255 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
15258 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
15259 `Yv' for scalar operand.
15261 2016-05-31 Tom de Vries <tom@codesourcery.com>
15263 PR tree-optimization/69068
15264 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
15265 phis with more than two args.
15267 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
15269 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
15270 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
15273 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
15275 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
15277 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
15279 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
15280 cpu_32, cpu_64, tune_32 and tune_64.
15281 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
15283 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
15285 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
15287 2016-05-30 Andi Kleen <ak@linux.intel.com>
15289 * auto-profile.c (read_profile): Replace asserts with errors
15290 when file does not exist.
15291 * gcov-io.c (gcov_read_words): Dito.
15293 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15295 * tree-cfg.c (print_loop): Print likely upper bounds.
15297 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15299 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
15300 * opts.c (default_options): Enable peel loops at -O3.
15301 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
15302 (try_peel_loop): Do not re-peel already peeled loops;
15303 use likely upper bounds; fix profile updating.
15304 (pass_complete_unroll::execute): Initialize peeled_loops.
15306 2016-05-30 Martin Liska <mliska@suse.cz>
15308 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
15309 computed costs by frequency of BB they belong to.
15310 (get_scaled_computation_cost_at): New function.
15312 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
15313 Marc Glisse <marc.glisse@inria.fr>
15315 PR tree-optimization/71289
15316 * match.pd (-1 / B < A, A > -1 / B): New transformations.
15318 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15320 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
15322 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15324 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
15325 for peeled copies; avoid underflow when updating estimates; correctly
15326 scale loop profile.
15328 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15330 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
15331 r236875. Corrected oe3 to oe2 as obvious.
15333 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15335 PR middle-end/71269
15336 PR middle-end/71252
15337 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
15338 that inserted stmt will not dominate stmts that defines its operand.
15339 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
15340 (rewrite_expr_tree_parallel): Likewise.
15342 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15344 PR middle-end/71252
15345 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
15346 all fields including stmt_to_insert are swapped.
15348 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15350 * predict.h (force_edge_cold): Declare.
15351 * predict.c (force_edge_cold): New function.
15352 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
15354 (canonicalize_loop_induction_variables): Fix formating.
15356 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
15358 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
15359 (visium_expand_copysign): Use gen_int_mode directly.
15360 (visium_compute_frame_size): Minor tweaks.
15362 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15364 * tree-vect-loop.c (vect_analyze_loop_2): Use
15365 likely_max_stmt_executions_int.
15367 2016-05-30 Tom de Vries <tom@codesourcery.com>
15369 PR tree-optimization/69067
15370 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
15372 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
15375 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
15376 New peepholes to remove unneeded fild/fistp pairs.
15377 (define_peephole2 atomic_loaddi_fpu): Ditto.
15379 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15381 * predict.c (maybe_hot_frequency_p): Avoid division.
15383 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15385 * doc/install.texi: Use https for shop.fsf.org.
15387 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15389 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
15390 likely_max_stmt_executions_int.
15392 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15394 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
15395 likely_max_stmt_executions_int.
15397 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15399 * profile.c (compute_branch_probabilities): Do not report hitrates
15401 (branch_prob): Report hitrates here.
15402 * predict.c (gimple_predict_edge): Do not assert profile status;
15403 fix formatting issues.
15405 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15407 * predict.c (edge_predicted_by_p): New function.
15408 (predict_paths_for_bb): Do not put multiple predictions of the same type
15411 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15413 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
15416 2016-05-28 Alan Modra <amodra@gmail.com>
15418 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
15420 2016-05-28 Alan Modra <amodra@gmail.com>
15422 PR rtl-optimization/71275
15423 * ira.c (ira): Free dominance info.
15425 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
15427 * doc/sourcebuild.texi: New address for upstream Go repository.
15429 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
15431 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
15432 (TARGET_ARM_V7M): Likewise.
15434 2016-05-26 Jeff Law <law@redhat.com>
15436 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
15437 (thread_across_edge): Remove calls to find_jump_threads_backwards.
15438 * passes.def: Add jump threading passes before DOM/VRP.
15439 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
15440 argument to a basic block from an edge. Remove tests which are
15442 (pass_data_thread_jumps, class pass_thread_jumps): New.
15443 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
15444 (make_pass_thread_jumps): Likewise.
15445 * tree-pass.h (make_pass_thread_jumps): Declare.
15447 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
15449 * config/visium/visium-protos.h (split_double_move): Rename into...
15450 (visium_split_double_move): ...this.
15451 (visium_split_double_add): Declare.
15452 * config/visium/visium.c (split_double_move): Rename into...
15453 (visium_split_double_move): ...this.
15454 (visium_split_double_add): New function.
15455 (visium_expand_copysign): Renumber operands for consistency.
15456 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
15457 (DFmode move splitter): Likewise.
15458 (*addi3_insn): Split by means of visium_split_double_add.
15459 (*adddi3_insn_flags): Delete.
15460 (*plus_plus_sltu<subst_arith>): New insn.
15461 (*subdi3_insn): Split by means of visium_split_double_add.
15462 (subdi3_insn_flags): Delete.
15463 (*minus_minus_sltu<subst_arith>): New insn.
15464 (*negdi2_insn): Split by means of visium_split_double_add.
15465 (*negdi2_insn_flags): Delete.
15467 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
15469 * configure.ac: Treat a --with-headers option without argument
15470 the same as the default (i.e. consult sys-include directory).
15471 * configure: Regenerate.
15473 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15475 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
15476 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
15478 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
15479 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
15481 2016-05-27 Jiong Wang <jiong.wang@arm.com>
15484 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
15485 tree-stdarg analysis results.
15486 (aarch64_setup_incoming_varargs): Likewise.
15488 2016-05-27 Jiong Wang <jiong.wang@arm.com>
15490 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
15491 va_list_gpr_counter_field and va_list_fpr_counter_field.
15493 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
15496 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
15497 * config/aarch64/aarch64.c
15498 (aarch64_cannot_change_mode_class): Remove function.
15499 * config/aarch64/aarch64-protos.h
15500 (aarch64_cannot_change_mode_class): Remove.
15502 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15504 * cfgloop.c (record_niter_bound): Record likely upper bounds.
15505 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
15506 get_likely_max_loop_iterations_int): New.
15507 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
15508 any_likely_upper_bound.
15509 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
15511 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
15512 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
15514 (unroll_loop_constant_iterations): Likewise.
15515 (unroll_loop_runtime_iterations): Likewise.
15516 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
15517 * lto-streamer-out.c (output_cfg): Likewise.
15518 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
15520 (canonicalize_loop_induction_variables): Dump likely upper bounds.
15521 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
15522 (likely_max_loop_iterations): New.
15523 (likely_max_loop_iterations_int): New.
15524 (likely_max_stmt_executions): New.
15525 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
15526 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
15527 likely_max_stmt_executions): Declare.
15529 2016-05-27 Marek Polacek <polacek@redhat.com>
15531 PR middle-end/71308
15532 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
15534 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15536 * config/s390/s390.md (2x risbg splitters): Use
15537 reg_overlap_mentioned_p instead of rtx_equal_p.
15539 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
15541 * combine.c (make_compound_operation): Take known zero bits into
15542 account when checking for possible zero_extend.
15544 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15546 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
15547 Use const_int_operand for operand 2 predicate. Simplify expand code
15550 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
15552 PR middle-end/71279
15553 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
15556 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15558 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
15559 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
15560 that returns CC_SESWPmode and CC_ZESWPmode.
15561 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
15563 (aarch64_rtx_costs): Likewise.
15565 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15567 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
15568 for ISA 3.0 min/max support.
15569 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
15570 conditional move support.
15571 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
15572 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
15574 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
15575 conditional moves where the comparison type is different from move
15577 (fp_minmax): New code iterator for smin/smax.
15578 (minmax): New code attributes for min/max.
15579 (SMINMAX): Likewise.
15580 (smax<mode>3): Combine min, max insns into one insn using the
15581 fp_minmax code iterator. Add support for ISA 3.0 min/max
15582 instructions that don't need -ffast-math.
15583 (s<minmax><mode>3): Likewise.
15584 (smax<mode>3_vsx): Likewise.
15585 (smin<mode>3): Likewise.
15586 (s<minmax><mode>3_vsx): Likewise.
15587 (smin<mode>3_vsx): Likewise.
15588 (pre-VSX min/max splitters): Likewise.
15589 (s<minmax><mode>3_fpr): Likewise.
15590 (movsfcc): Rewrite floating point conditional moves to combine
15591 SFmode/DFmode into a single insn.
15592 (mov<mode>cc): Likewise.
15593 (movdfcc): Likewise.
15594 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
15595 SFDF2 iterators to handle all combinations.
15596 (fseldfsf4): Likewise.
15597 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
15598 (fseldfdf4): Likewise.
15599 (fselsfdf4): Likewise.
15600 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
15601 comparison instructions that set a 0/-1 mask, and use it for
15602 floating point conditional move via XXSEL.
15603 (fpmask<mode>): Likewise.
15604 (xxsel<mode>): Likewise.
15605 * config/rs6000/predicates.md (min_max_operator): Delete, no
15607 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
15608 instructions that generate a 0/-1 mask for use with XXSEL.
15609 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
15610 say whether floating point min/max is available, either through
15611 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
15612 (TARGET_MINMAX_DF): Likewise.
15614 2016-05-27 Alan Modra <amodra@gmail.com>
15616 PR rtl-optimization/71275
15617 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
15618 for update_equiv_regs and combine_and_move_insns.
15620 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
15622 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
15623 if_then_else or cond RTXes to calculate attribute value.
15624 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
15625 <attr "length_immediate>: Ditto.
15626 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
15627 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
15628 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
15629 <attr "type">: Ditto.
15630 <attr "prefix_data16">: Ditto.
15631 <attr "prefix_extra">: Ditto.
15632 <attr "length_immediate">: Ditto.
15633 <attr "prefix">: Ditto.
15634 (vec_set<mode>_0) <attr "isa">: Ditto.
15635 <attr "prefix_extra">: Ditto.
15636 <attr "length_immediate">: Ditto.
15637 <attr "prefix">: Ditto.
15638 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
15639 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
15640 (sse2_storelpd) <attr "prefix_data16">: Ditto.
15641 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
15642 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
15643 <attr "length_immediate">: Ditto.
15644 <attr "prefix">: Ditto.
15645 (sse2_movsd) <attr "length_immediate">: Ditto.
15646 <attr "prefix">: Ditto.
15647 (vec_concatv2df) <attr "isa">: Ditto.
15648 <attr "prefix">: Ditto.
15649 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
15650 (*vec_extractv2di_1) <attr "isa">: Ditto.
15651 <attr "type">: Ditto.
15652 <attr "length_immediate">: Ditto.
15653 <attr "prefix_rex">: Ditto.
15654 <attr "prefix_extra">: Ditto.
15655 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
15656 <attr "prefix_extra">: Ditto.
15657 <attr "length_immediate">: Ditto.
15658 (vec_concatv2di) <attr "isa">: Ditto.
15659 <attr "prefix_extra">: Ditto.
15660 <attr "length_immediate">: Ditto.
15661 <attr "prefix">: Ditto.
15663 2016-05-26 Martin Liska <mliska@suse.cz>
15665 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
15667 (operator+): Likewise.
15668 (operator-): Likewise.
15669 (comp_cost::operator+=): Likewise.
15670 (comp_cost::operator-=): Likewise.
15671 (comp_cost::operator/=): Likewise.
15672 (comp_cost::operator*=): Likewise.
15673 (operator<): Likewise.
15674 (operator==): Likewise.
15675 (operator<=): Likewise.
15676 (new_cost): Remove.
15677 (infinite_cost_p): Likewise.
15678 (add_costs): Likewise.
15679 (sub_costs): Likewise.
15680 (compare_costs): Likewise.
15681 (set_group_iv_cost): Use the newly introduced functions.
15682 (get_address_cost): Likewise.
15683 (get_shiftadd_cost): Likewise.
15684 (force_expr_to_var_cost): Likewise.
15685 (split_address_cost): Likewise.
15686 (ptr_difference_cost): Likewise.
15687 (difference_cost): Likewise.
15688 (get_computation_cost_at): Likewise.
15689 (determine_group_iv_cost_generic): Likewise.
15690 (determine_group_iv_cost_address): Likewise.
15691 (determine_group_iv_cost_cond): Likewise.
15692 (autoinc_possible_for_pair): Likewise.
15693 (determine_group_iv_costs): Likewise.
15694 (cheaper_cost_pair): Likewise.
15695 (iv_ca_recount_cost): Likewise.
15696 (iv_ca_set_no_cp): Likewise.
15697 (iv_ca_set_cp): Likewise.
15698 (iv_ca_cost): Likewise.
15699 (iv_ca_new): Likewise.
15700 (iv_ca_dump): Likewise.
15701 (iv_ca_narrow): Likewise.
15702 (iv_ca_prune): Likewise.
15703 (iv_ca_replace): Likewise.
15704 (try_add_cand_for): Likewise.
15705 (try_improve_iv_set): Likewise.
15706 (find_optimal_iv_set): Likewise.
15708 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
15710 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
15711 that internal functions will clobber all caller-saved registers.
15713 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
15715 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
15716 Return a better case_values_threshold when optimizing.
15718 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
15720 * config/aarch64/aarch64-simd.md (aarch64_combinez):
15721 Add ? to integer variant.
15722 (aarch64_combinez_be): Likewise.
15724 2016-05-26 Jakub Jelinek <jakub@redhat.com>
15726 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
15727 instead of x constraint.
15728 (vcvtps2ph256<mask_name>): Likewise.
15730 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
15731 alternative. Formatting fix.
15733 * config/i386/sse.md
15734 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
15736 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
15737 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
15738 maybe_evex prefix instead of vex.
15739 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
15740 EXT_REX_SSE_REG_P (op0) case in the splitter.
15742 2016-05-25 Jeff Law <law@redhat.com>
15744 PR tree-optimization/71272
15745 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
15746 Update comments. Add test for empty path.
15748 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
15750 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
15751 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
15752 special case builtin.
15753 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15754 code for ALTIVEC_BUILTIN_VEC_CMPNE.
15755 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15756 for __builtin_vec_cmpne.
15758 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
15760 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
15761 redundant test and bail out if the type of the new operand is not
15762 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
15764 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
15766 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
15767 (x_ix86_target_flags_explicit): Remove.
15768 * config/i386/i386.c (ix86_function_specific_save): Do not copy
15769 x_ix86_target_flags_explicit.
15770 (ix86_function_specific_restore): Ditto.
15772 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
15773 H.J. Lu <hongjiu.lu@intel.com>
15776 * common/config/i386/i386-common.c
15777 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
15778 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
15779 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
15780 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
15781 (-mgeneral-regs-only): Add new option.
15782 * config/i386/i386.c (ix86_option_override_internal): Don't enable
15783 x87 instructions if only general registers are allowed.
15784 (ix86_target_string): Add ix86_flags argument. Handle additional
15785 flags options through ix86_flags argument. Update all callers.
15786 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
15788 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15790 PR rtl-optimization/66940
15791 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
15792 decrementing desired_val will not overflow before performing these
15795 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
15797 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
15798 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
15799 * config/i386/i386.c (enum ix86_builtins): Add
15800 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
15801 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
15802 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
15803 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
15804 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
15805 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
15806 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
15807 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
15808 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
15809 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
15810 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
15811 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
15812 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
15813 __builtin_ia32_cvtps2dq512_mask.
15814 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
15815 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
15816 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
15817 * config/i386/sse.md
15818 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
15820 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
15821 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
15823 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
15824 (avx512f_vec_pack_sfix_v8df): New define_expand.
15825 (avx512f_roundpd512): Rename to ...
15826 (avx512f_round<castmode>512): ... this. Change iterator.
15827 (avx512f_roundps512_sfix): New define_expand.
15828 (round<mode>2_sfix): Change iterator.
15830 2016-05-25 Nick Clifton <nickc@redhat.com>
15832 * config/msp430/msp430.c (msp430_attr): Produce an error if a
15833 static interrupt handler is detected.
15834 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
15835 default linker script.
15836 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
15837 the low part of a symbolic pointer.
15839 2016-05-25 Richard Biener <rguenther@suse.de>
15841 PR tree-optimization/71261
15842 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
15843 interesting stmt instead of immediate uses when looking
15844 for the use operand to replace.
15846 2016-05-25 Martin Liska <mliska@suse.cz>
15848 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
15850 2016-05-25 Richard Biener <rguenther@suse.de>
15852 PR tree-optimization/71264
15853 * tree-vect-stmts.c (vect_init_vector): Properly deal with
15856 2016-05-25 Martin Liska <mliska@suse.cz>
15858 PR tree-optimization/71239
15859 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
15860 if DECL_SIZE is NULL.
15862 2016-05-25 Richard Biener <rguenther@suse.de>
15864 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
15865 * tree-if-conv.c (pass_data_if_conversion): Use it.
15867 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15869 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
15870 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
15871 * varpool.c (varpool_node::get_availability): Likewise.
15873 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
15875 * config/rs6000/altivec.md (VNEG iterator): New iterator for
15876 VNEGW/VNEGD instructions.
15877 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
15878 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
15879 support for ISA 3.0 VNEGW/VNEGD instructions.
15881 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
15883 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
15884 pointers inside OACC_DATA regions.
15885 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
15886 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
15887 (gimplify_adjust_omp_clauses): Fix typo in comment.
15889 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
15891 * config/rs6000/altivec.md (VParity): New mode iterator for vector
15892 parity built-in functions.
15893 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
15895 (p9v_parity<mode>2): Likewise.
15896 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
15898 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
15899 (parity<mode>2): ISA 3.0 expander for vector parity.
15900 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
15902 (BU_P9_64BIT_MISC_0): Likewise.
15903 (BU_P9_MISC_0): Likewise.
15904 (BU_P9V_AV_1): Likewise.
15905 (BU_P9V_AV_2): Likewise.
15906 (BU_P9V_AV_3): Likewise.
15907 (BU_P9V_AV_P): Likewise.
15908 (BU_P9V_VSX_1): Likewise.
15909 (BU_P9V_OVERLOAD_1): Likewise.
15910 (BU_P9V_OVERLOAD_2): Likewise.
15911 (BU_P9V_OVERLOAD_3): Likewise.
15912 (VCTZB): Add vector count trailing zeros support.
15916 (VPRTYBD): Add vector parity support.
15917 (VPRTYBQ): Likewise.
15918 (VPRTYBW): Likewise.
15919 (VCTZ): Add overloaded vector count trailing zeros support.
15920 (VPRTYB): Add overloaded vector parity support.
15921 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15922 overloaded vector count trailing zeros and parity instructions.
15923 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
15924 vector parity support.
15925 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
15926 trailing zeros support.
15927 (vec_cntlz): Likewise.
15928 (vec_vctzb): Likewise.
15929 (vec_vctzd): Likewise.
15930 (vec_vctzh): Likewise.
15931 (vec_vctzw): Likewise.
15932 (vec_vprtyb): Add ISA 3.0 vector parity support.
15933 (vec_vprtybd): Likewise.
15934 (vec_vprtybw): Likewise.
15935 (vec_vprtybq): Likewise.
15936 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15937 the ISA 3.0 vector count trailing zeros and vector parity built-in
15940 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15942 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
15943 when there is stmt_to_insert.
15945 2016-05-24 Martin Sebor <msebor@redhat.com>
15948 * tree.h (complete_or_array_type_p): New inline function.
15950 2016-05-24 Jakub Jelinek <jakub@redhat.com>
15952 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
15953 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
15954 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
15956 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
15957 Limit 1st alternative to noavx isa, split 2nd alternative into one
15958 noavx and one avx alternative, use *x and Bm in the former and
15959 x and m in the latter.
15961 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
15962 of sse4 for the first alternative, drop %v from the template
15963 and d operand modifier. Split second alternative into one sse4_noavx
15964 and one avx alternative, use *x instead of *v in the former and v
15965 instead of *v in the latter.
15966 (*sse4_1_extractps): Use noavx isa instead of * for the first
15967 alternative, drop %v from the template. Split second alternative into
15968 one noavx and one avx alternative, use *x instead of *v in the
15969 former and v instead of *v in the latter.
15970 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
15971 with noavx and the last one with avx.
15972 (sse4_1_phminposuw): Guard first alternative with noavx isa,
15973 split the second one into one noavx and one avx alternative,
15974 use *x and Bm in the former and x and m in the latter one.
15975 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
15978 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
15979 first two alternatives to noavx, use *x instead of *v in the second
15980 one, add avx alternative without *.
15981 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
15982 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
15983 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
15985 2016-05-24 Jeff Law <law@redhat.com>
15987 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
15988 New function, extracted from...
15989 (fsm_find_control_statement_thread_paths): Here. Use the new function.
15990 Allow simple copies and constant initializations in the SSA chain.
15992 2016-05-24 Marek Polacek <polacek@redhat.com>
15995 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
15998 2016-05-24 Jakub Jelinek <jakub@redhat.com>
16001 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
16002 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
16003 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
16004 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
16005 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
16007 2016-05-24 Richard Biener <rguenther@suse.de>
16009 PR tree-optimization/71240
16010 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
16013 2016-05-24 Richard Biener <rguenther@suse.de>
16015 PR tree-optimization/71230
16016 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
16018 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
16020 * tree-vectorizer.h (vectorizable_comparison): Delete.
16021 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
16022 PURE_SLP_STMT check.
16023 * tree-vect-stmts.c (vectorizable_call): Likewise.
16024 (vectorizable_simd_clone_call): Likewise.
16025 (vectorizable_conversion): Likewise.
16026 (vectorizable_assignment): Likewise.
16027 (vectorizable_shift): Likewise.
16028 (vectorizable_operation): Likewise.
16029 (vectorizable_load): Likewise.
16030 (vectorizable_condition): Likewise.
16031 (vectorizable_store): Likewise. Assert that we don't have
16033 (vectorizable_comparison): Make static. Remove redundant
16034 PURE_SLP_STMT check.
16035 (vect_transform_stmt): Assert that we always have an slp_node
16038 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16040 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
16041 operands[2] against 1 with comparison against CONST1_RTX.
16042 (<shift>di3_neon): Likewise.
16043 * config/arm/predicates.md (const0_operand): Replace with comparison
16044 against CONST0_RTX.
16046 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16048 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
16049 operands[2] against 1 with comparison against CONST1_RTX.
16050 (ashrdi3): Likewise.
16051 (lshrdi3): Likewise.
16052 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
16054 (ashrsi3): Likewise.
16055 (lshrsi3): Likewise.
16056 (rotrsi3): Likewise.
16057 (define_split above *compareqi_eq0): Likewise.
16058 (define_split above "prologue"): Likewise.
16059 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
16060 * config/arm/predicates.md (shift_operator): Likewise.
16061 (shift_nomul_operator): Likewise.
16062 (sat_shift_operator): Likewise.
16063 (thumb1_cmp_operand): Likewise.
16064 (const_neon_scalar_shift_amount_operand): Replace manual range
16065 check with IN_RANGE.
16066 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
16067 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
16069 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16071 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
16072 with HOST_WIDE_INT_1.
16074 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
16075 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
16076 (arm_canonicalize_comparison): Likewise.
16077 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
16079 (thumb1_size_rtx_costs): Likewise.
16080 (vfp_const_double_index): Replace cast of 1 to unsigned
16081 HOST_WIDE_INT with HOST_WIDE_INT_1U.
16082 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
16084 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
16085 HOST_WIDE_INT with HOST_WIDE_INT_1U.
16086 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
16087 HOST_WIDE_INT with HOST_WIDE_INT_1.
16089 2016-05-24 Marek Polacek <polacek@redhat.com>
16091 * tree-cfg.h (should_remove_lhs_p): New predicate.
16092 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
16093 * gimplify.c (gimplify_modify_expr): Likewise.
16094 * tree-cfg.c (verify_gimple_call): Likewise.
16095 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
16096 * gimple-fold.c: Include "tree-cfg.h".
16097 (gimple_fold_call): Use should_remove_lhs_p.
16099 2016-05-24 Richard Biener <rguenther@suse.de>
16101 PR tree-optimization/71253
16102 * cfganal.h (control_dependences): Make robust against edge
16104 (control_dependences::control_dependences): Remove edge_list argument.
16105 (control_dependences::get_edge): Remove.
16106 (control_dependences::get_edge_src): Add.
16107 (control_dependences::get_edge_dest): Likewise.
16108 (control_dependences::m_el): Make a vector of edge src/dest index.
16109 * cfganal.c (control_dependences::find_control_dependence): Adjust.
16110 (control_dependences::control_dependences): Likewise.
16111 (control_dependences::~control_dependence): Likewise.
16112 (control_dependences::get_edge): Remove.
16113 (control_dependences::get_edge_src): Add.
16114 (control_dependences::get_edge_dest): Likewise.
16115 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
16117 (perform_tree_ssa_dce): Adjust.
16118 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
16120 (pass_loop_distribution::execute): Adjust. Do loop destroying
16121 conditional on changed.
16123 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16126 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
16127 return. Reindent transformation comment and mention the ARM state
16130 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16132 PR middle-end/71252
16133 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
16134 after build_and_add_sum creates new use stmt.
16136 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
16138 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
16139 load_lanes/grouped_load classification comes first. Don't check
16140 whether the vectorization factor is a multiple of the group size
16143 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
16145 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
16146 GROUP_GAP for single-element interleaving.
16147 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
16150 2016-05-24 Richard Biener <rguenther@suse.de>
16152 PR middle-end/70434
16154 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
16155 bases which are accessed with non-invariant indices.
16156 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
16157 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
16159 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16161 PR middle-end/71170
16162 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
16163 (add_to_ops_vec): Add stmt_to_insert.
16164 (add_repeat_to_ops_vec): Init stmt_to_insert.
16165 (insert_stmt_before_use): New.
16166 (transform_add_to_multiply): Remove mult_stmt insertion and add it
16168 (get_ops): Init stmt_to_insert.
16169 (maybe_optimize_range_tests): Likewise.
16170 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
16171 (rewrite_expr_tree_parallel): Likewise.
16172 (reassociate_bb): Likewise.
16174 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16177 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
16178 ISA 3.0 xxperm fusion alternative.
16179 (altivec_vperm_v8hiv16qi): Likewise.
16180 (altivec_vperm_<mode>_uns_internal): Likewise.
16181 (vperm_v8hiv4si): Likewise.
16182 (vperm_v16qiv8hi): Likewise.
16184 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16185 Kelvin Nilsen <kelvin@gcc.gnu.org>
16187 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
16188 vpermr/xxpermr on ISA 3.0.
16189 (altivec_expand_vec_perm_le): Likewise.
16190 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
16191 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
16194 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
16196 * config/i386/i386.h (IS_STACK_MODE): Enable for
16197 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
16198 SSE_FLOAT_MODE_P macros.
16199 * config/i386/i386.c (ix86_preferred_reload_class): Use
16200 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
16201 Cleanup regclass processing for CONST_DOUBLE_P.
16202 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
16203 (ix86_rtx_costs): Remove redundant TARGET_80387 check
16204 with IS_STACK_MODE macro.
16205 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
16207 (*movdf_internal): Use IS_STACK_MODE macro.
16208 (*movsf_internal): Ditto.
16210 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
16212 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
16213 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
16215 2016-05-23 Jeff Law <law@redhat.com>
16217 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
16219 (fsm_find_control_statement_thread_paths): Call it.
16221 2016-05-23 Martin Jambor <mjambor@suse.cz>
16224 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
16225 from_global_constant if t is not NULL.
16227 2016-05-23 Marek Polacek <polacek@redhat.com>
16230 * common.opt (Wswitch-unreachable): New option.
16231 * doc/invoke.texi: Document -Wswitch-unreachable.
16232 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
16235 2016-05-23 Bin Cheng <bin.cheng@arm.com>
16237 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
16238 TMR_INDEX is non-NULL.
16240 2016-05-23 Richard Biener <rguenther@suse.de>
16242 PR tree-optimization/71230
16243 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
16244 (try_special_add_to_ops): ... here. Always test for single-use.
16246 2016-05-23 Martin Jambor <mjambor@suse.cz>
16248 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
16249 default block if a PHI node in the original one would be resized.
16251 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16253 PR tree-optimization/58135
16254 * tree-vect-slp.c: When group size is not multiple
16255 of vector size, allow splitting of store group at
16258 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
16260 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
16262 2016-05-22 Jakub Jelinek <jakub@redhat.com>
16264 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
16265 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
16266 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
16269 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
16270 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
16271 v constraint instead of x and vinserti32x4 insn.
16273 * config/i386/sse.md (i128vldq): New mode iterator.
16274 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
16275 avx512dq and avx512vl alternatives.
16277 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
16278 constraint, use maybe_evex prefix instead of vex.
16279 (vec_dupv4sf): Use v constraint instead of x for output
16280 operand except for noavx alternative, use Yv constraint
16281 instead of x for input. Use maybe_evex prefix instead of vex.
16282 (*vec_dupv4si): Likewise.
16283 (*vec_dupv2di): Likewise.
16285 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16287 PR middle-end/40921
16288 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
16289 (linearize_expr_tree): Call try_special_add_to_ops.
16290 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
16292 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16294 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
16295 to computed stack_usage.
16297 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16300 * config/avr/avr.md (define_expand "mov<mode>"): If the source
16301 operand is subreg (symbol_ref) then move the symbol ref to register.
16303 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
16305 * tree.c (array_at_struct_end_p): Look through MEM_REF.
16307 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
16309 PR middle-end/71179
16310 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
16313 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
16315 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
16316 ranges by calling get_single_symbol and tidy up. Look more closely
16317 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
16319 2016-05-20 Jeff Law <law@redhat.com>
16321 * bitmap.c (bitmap_find_bit): Remove useless test.
16323 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
16325 * function.c (thread_prologue_and_epilogue_insns): Commit the
16326 insertion of the epilogue.
16328 2016-05-20 Martin Jambor <mjambor@suse.cz>
16330 PR tree-optimization/70884
16331 * tree-sra.c (initialize_constant_pool_replacements): Do not check
16332 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
16333 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
16334 of constant pool data as a reason for scalarization.
16336 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
16338 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
16339 for naked functions.
16340 (thumb1_expand_prologue): Likewise.
16342 2016-05-20 Nathan Sidwell <nathan@acm.org>
16344 * config/nvptx/nptx.c (nvptx_option_override): Only set
16345 flag_toplevel_reorder, if not explicitly specified. Set
16346 flag_no_common, unless explicitly specified.
16348 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16350 * calls.c (can_implement_as_sibling_call_p): Mark param
16351 reg_parm_stack_space with ATTRIBUTE_UNUSED.
16353 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
16355 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
16356 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
16357 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
16359 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
16360 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
16361 and CASE_CONST_ANY.
16363 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
16365 * config/nvptx/nvptx.md (sincossf3): New pattern.
16367 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16369 * calls.c (maybe_complain_about_tail_call): New function.
16370 (initialize_argument_information): Call
16371 maybe_complain_about_tail_call when clearing *may_tailcall.
16372 (can_implement_as_sibling_call_p): Call
16373 maybe_complain_about_tail_call when returning false.
16374 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
16375 ensure try_tail_call is set. Call maybe_complain_about_tail_call
16376 if tail-call optimization fails.
16377 * cfgexpand.c (expand_call_stmt): Initialize
16378 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
16379 * gimple-pretty-print.c (dump_gimple_call): Dump
16380 gimple_call_must_tail_p.
16381 * gimple.c (gimple_build_call_from_tree): Call
16382 gimple_call_set_must_tail with the value of
16383 CALL_EXPR_MUST_TAIL_CALL.
16384 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
16385 (gimple_call_set_must_tail): New function.
16386 (gimple_call_must_tail_p): New function.
16387 * print-tree.c (print_node): Update printing of TREE_STATIC
16388 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
16389 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
16390 trailing comment listing applicable flags.
16391 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
16393 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16395 * calls.c (expand_call): Move "Rest of purposes for tail call
16396 optimizations to fail" to...
16397 (can_implement_as_sibling_call_p): ...this new function, and
16398 split into multiple "if" statements.
16400 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16402 * cfgloop.h (expected_loop_iterations_unbounded,
16403 expected_loop_iterations): Unconstify.
16404 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
16405 profile with known upper bound; return 3 when profile is absent.
16406 (expected_loop_iterations): Update.
16408 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16410 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
16411 and get_max_loop_iterations_int.
16413 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16415 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
16416 realistic upper bounds here.
16418 2016-05-20 Jakub Jelinek <jakub@redhat.com>
16421 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
16422 calls if the LHS is variable length or has addressable type.
16423 If targets[0]->decl is a noreturn call with void return type and
16424 zero arguments, adjust fntype and remove lhs in that case.
16426 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
16428 PR tree-optimization/71079
16429 PR tree-optimization/71206
16430 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
16432 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16434 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
16435 (get_vec_alignment_for_array_decl): Likewise.
16436 (get_vec_alignment_for_record_decl): Likewise.
16437 (increase_alignment::execute): Move code to find alignment to
16438 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
16439 (type_align_map): New hash_map.
16441 2016-05-20 Richard Guenther <rguenther@suse.de>
16443 PR tree-optimization/29756
16444 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
16445 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
16446 * fold-const.c (operand_equal_p): Likewise.
16447 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
16448 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
16449 * tree-inline.c (estimate_operator_cost): Likewise.
16450 * tree-pretty-print.c (dump_generic_node): Likewise.
16451 * tree-ssa-operands.c (get_expr_operands): Likewise.
16452 * cfgexpand.c (expand_debug_expr): Likewise.
16453 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
16454 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
16455 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
16456 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
16457 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
16458 (execute_update_addresses_taken): Do it.
16460 2016-05-20 Richard Biener <rguenther@suse.de>
16462 PR tree-optimization/71185
16463 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
16464 register operations.
16466 2016-05-20 Richard Biener <rguenther@suse.de>
16468 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
16469 gimple_seq_add_seq_without_update.
16470 (release_bb_predicate): Assert we have no operands to free.
16471 (if_convertible_loop_p_1): Calculate post dominators later.
16472 Do not free BB predicates here.
16473 (combine_blocks): Do not recompute BB predicates.
16474 (version_loop_for_if_conversion): Save BB predicates around
16477 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16479 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
16480 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
16481 code. Ignore sibcalls on EDGE_IGNORE edges.
16482 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
16483 on edges for sibcalls that run without prologue. The rest of the
16484 function is combined from...
16485 (fix_fake_fallthrough_edge): ... this, and ...
16486 (try_shrink_wrapping): ... a part of this. Remove the bb_with
16487 function argument, make it a local variable.
16489 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
16491 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
16492 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
16493 for 32-bit mode and SEH for 64-bit.
16494 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
16495 TARGET_64BIT_DEFAULT.
16497 2016-05-19 Ryan Burn <contact@rnburn.com>
16499 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
16500 * gengtype.c (open_base_files): Add cilk.h to ifiles.
16502 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
16504 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
16505 force pending loads from memory.
16507 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
16509 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
16510 (UNSPEC_DARN_32): New unspec constant.
16511 (UNSPEC_DARN_RAW): New unspec constant.
16512 (darn_32): New instruction.
16513 (darn_raw): New instruction.
16514 (darn): New instruction.
16515 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
16516 support and documentation for this macro.
16517 (BU_P9_MISC_1): New macro definition.
16518 (BU_P9_64BIT_MISC_0): New macro definition.
16519 (BU_P9_MISC_0): New macro definition.
16520 (darn_32): New builtin definition.
16521 (darn_raw): New builtin definition.
16522 (darn): New builtin definition.
16523 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
16524 RS6000_BUILTIN_0 directives to surround each occurrence of
16525 #include "rs6000-builtin.def".
16526 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
16527 RS6000_BTM_64BIT flags to the returned mask, depending on
16529 (def_builtin): Correct an error in the assignments made to the
16530 debugging variable attr_string.
16531 (rs6000_expand_builtin): Add support for no-operand built-in
16533 (builtin_function_type): Remove fatal_error assertion that is no
16535 (rs6000_common_init_builtins): Add support for no-operand built-in
16537 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
16539 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
16541 (RS6000_BTM_64BIT): New macro definition.
16542 * doc/extend.texi: Document __builtin_darn (void),
16543 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
16546 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
16548 * tree-vect-loop.c (vect_analyze_loop_2): Use also
16549 max_loop_iterations_int.
16551 2016-05-19 Marek Polacek <polacek@redhat.com>
16553 PR tree-optimization/71031
16554 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
16555 condition and adjust the code a bit.
16557 2016-05-19 Martin Liska <mliska@suse.cz>
16559 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
16560 auto_vec instead of vec.
16562 2016-05-19 Martin Liska <mliska@suse.cz>
16564 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
16566 2016-05-19 Martin Liska <mliska@suse.cz>
16568 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
16570 2016-05-19 Martin Liska <mliska@suse.cz>
16572 * ipa-pure-const.c (set_function_state): Remove an existing
16574 (remove_node_data): Do not free it as it's released
16575 in set_function_state.
16577 2016-05-19 Martin Liska <mliska@suse.cz>
16579 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
16582 2016-05-19 Martin Liska <mliska@suse.cz>
16584 * omp-simd-clone.c (simd_clone_adjust): Release vector.
16586 2016-05-19 Martin Liska <mliska@suse.cz>
16588 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
16589 an auto_vec instead of re-creating it.
16591 2016-05-19 Martin Liska <mliska@suse.cz>
16593 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
16594 auto_vec instead of vec.
16596 2016-05-19 Martin Liska <mliska@suse.cz>
16598 * lto-section-in.c (lto_get_section_data): Call
16599 lto_check_version with additional argument.
16600 * lto-streamer.c (lto_check_version): Add new argument.
16601 * lto-streamer.h (lto_check_version): Likewise.
16603 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16605 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
16606 Don't add cost of inner memory when handling sign-extended loads.
16608 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
16610 PR rtl-optimization/71148
16611 * cse.c (cse_main): Free dominance info.
16612 (rest_of_handle_cse): Don't free dominance info.
16613 (rest_of_handle_cse2): Likewise.
16614 (rest_of_handle_cse_after_global_opts): Likewise.
16616 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16619 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
16620 NULL_TREE early if NEON is not available. Remove now redundant check
16621 in ARM_CHECK_BUILTIN_MODE.
16623 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
16626 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
16627 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
16628 * doc/cpp.texi: Document new macros.
16630 2016-05-19 Bin Cheng <bin.cheng@arm.com>
16632 PR tree-optimization/69848
16633 * tree-vect-loop.c (vectorizable_reduction): Don't factor
16634 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
16636 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16638 * function.c (thread_prologue_and_epilogue_insn): Move the
16639 "goto epilogue_done" one block later.
16641 2016-05-19 Richard Biener <rguenther@suse.de>
16643 PR tree-optimization/70729
16644 * passes.def: Move LIM pass before PRE. Remove no longer
16645 required copyprop and move first DCE out of the loop pipeline.
16647 2016-05-18 David Malcolm <dmalcolm@redhat.com>
16650 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
16651 (OBJS-libcommon-target): ...here.
16652 * opts-common.c: Include spellcheck.h.
16653 (cmdline_handle_error): Build a vec of valid options and use it
16654 to suggest provide hints for misspelled arguments.
16656 2016-05-18 Jakub Jelinek <jakub@redhat.com>
16659 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
16660 lhs if it has TREE_ADDRESSABLE type.
16662 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
16665 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
16666 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
16668 2016-05-18 Martin Jambor <mjambor@suse.cz>
16671 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
16672 input for NOP_EXPR pass-through functions.
16673 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
16674 aggregate global constant VAR_DECLs in constant jump functions.
16676 2016-05-18 Martin Jambor <mjambor@suse.cz>
16679 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
16680 from TREE_READONLY parameters.
16682 2016-05-18 Martin Jambor <mjambor@suse.cz>
16685 * cgraph.h (cgraph_indirect_call_info): New field
16686 guaranteed_unmodified.
16687 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
16688 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
16690 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
16691 pass the parameter value to ipa_find_agg_cst_for_param.
16692 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
16693 guaranteed_unmodified, store AA results there instead of bailing out
16695 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
16696 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
16697 (find_constructor_constant_at_offset): New function.
16698 (ipa_find_agg_cst_from_init): Likewise.
16699 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
16700 static initializers of contants, report back through a new paameter
16701 from_global_constant if that was the case.
16702 (try_make_edge_direct_simple_call): Also pass parameter value to
16703 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
16705 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
16706 (ipa_read_indirect_edge_info): Likewise.
16707 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
16708 (ipa_load_from_parm_agg): Likewise.
16710 2016-05-18 Jiong Wang <jiong.wang@arm.com>
16712 PR rtl-optimization/71150
16713 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
16716 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16719 * config/rs6000/constraints.md (wE constraint): New constraint
16720 for a vector constant that can be loaded with XXSPLTIB.
16721 (wM constraint): New constraint for a vector constant of a 1's.
16722 (wS constraint): New constraint for a vector constant that can be
16723 loaded with XXSPLTIB and a vector sign extend instruction.
16724 * config/rs6000/predicates.md (xxspltib_constant_split): New
16725 predicates for wE/wS constraints.
16726 (xxspltib_constant_nosplit): Likewise.
16727 (easy_vector_constant): Add support for constants that can be
16728 loaded via XXSPLTIB.
16729 (all_ones_constant): New predicate for vector constant with all
16731 (splat_input_operand): Add support for ISA 3.0 word splat operations.
16732 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
16733 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
16734 instruction and possibly with a sign extension.
16735 (output_vec_const_move): Add support for XXSPLTIB. If we are
16736 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
16737 instead of XXLXOR/XXLORC.
16738 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
16740 (rs6000_legitimize_reload_address): Likewise.
16741 (rs6000_output_move_128bit): Use output_vec_const_move to emit
16743 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
16744 combine VSX_M and VSX_M2 into one iterator.
16745 (VSX_M2): Likewise.
16746 (VSINT_84): New iterators for loading constants with XXSPLTIB.
16747 (VSINT_842): Likewise.
16748 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
16749 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
16750 XXSPLTIB instruction.
16751 (xxspltib_<mode>_nosplit): Likewise.
16752 (xxspltib_<mode>_split): New insn to load up constants with
16753 XXSPLTIB and a sign extend instruction.
16754 (vsx_mov<mode>): Replace single move that handled all vector types
16755 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
16756 moves (when -mvsx-timode is in effect) into the main vector
16757 moves. Eliminate separate moves for <VSr> <VSa>, where the
16758 preferred register class (<VSr>) is listed first, and the
16759 secondary register class (<VSa>) is listed second with a '?' to
16760 discourage use. Prefer loading 0/-1 in any VSX register for ISA
16761 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
16762 that if the register was involved in a slow operation, the
16763 clear/set operation does not wait for the slow operation to
16764 finish. Adjust the length attributes for 32-bit mode. Use
16765 rs6000_output_move_128bit and drop the use of the string
16766 instructions for 32-bit movti when -mvsx-timode is in effect. Use
16767 spacing so that the alternatives and attributes don't generate
16768 long lines, and put things in columns, so that it is easier to
16769 match up the operands and attributes with the insn alternatives.
16770 (vsx_mov<mode>_64bit): Likewise.
16771 (vsx_mov<mode>_32bit): Likewise.
16772 (vsx_movti_64bit): Fold movti into normal vector moves.
16773 (vsx_movti_32bit): Likewise.
16774 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
16775 splat instructions.
16776 (vsx_splat_v4si_internal): Likewise.
16777 (vsx_splat_v4sf_internal): Likewise.
16778 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
16779 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
16780 extend vector elements.
16781 (vsx_sign_extend_hi_<mode>): Likewise.
16782 (vsx_sign_extend_si_v2di): Likewise.
16783 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
16785 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
16786 constraints. Add trailing period to wL documentation.
16788 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
16790 PR middle-end/71020
16791 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
16792 * tree-dfa.c (replace_abnormal_ssa_names): New function.
16793 * tree-call-cdce.c: Include tree-dfa.h.
16794 (can_guard_call_p): New function, extracted from...
16795 (can_use_internal_fn): ...here.
16796 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
16798 (shrink_wrap_one_built_in_call): Likewise.
16799 (use_internal_fn): Likewise.
16800 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
16801 and return void. Call replace_abnormal_ssa_names.
16802 (pass_call_cdce::execute): Check can_guard_call_p during the
16803 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
16804 will always change something.
16806 2016-05-18 Martin Jambor <mjambor@suse.cz>
16809 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
16810 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
16812 2016-05-18 Martin Jambor <mjambor@suse.cz>
16815 * ipa-inline.h (condition): New field size.
16816 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
16817 for comaprison and store it into the new condition.
16818 (evaluate_conditions_for_known_args): Use condition size to check
16819 access sizes for all but CHANGED conditions.
16820 (unmodified_parm_1): New parameter size_p, store access size into it.
16821 (unmodified_parm): Likewise.
16822 (unmodified_parm_or_parm_agg_item): Likewise.
16823 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
16824 (set_cond_stmt_execution_predicate): Extract access sizes and store
16825 them to conditions.
16826 (set_switch_stmt_execution_predicate): Likewise.
16827 (will_be_nonconstant_expr_predicate): Likewise.
16828 (will_be_nonconstant_predicate): Likewise.
16829 (inline_read_section): Stream condition size.
16830 (inline_write_summary): Likewise.
16832 2016-05-18 Richard Biener <rguenther@suse.de>
16834 * tree-ssa-loop-im.c (determine_max_movement): Properly add
16835 condition cost to PHI cost instead of total_cost.
16837 2016-05-18 Martin Liska <mliska@suse.cz>
16840 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
16843 2016-05-18 Richard Biener <rguenther@suse.de>
16845 * lto-streamer.h (LTO_major_version): Bump to 6.
16847 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
16849 * function.c (make_split_prologue_seq, make_prologue_seq,
16850 make_epilogue_seq): New functions, factored out from...
16851 (thread_prologue_and_epilogue_insns): Here.
16853 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
16855 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
16856 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
16857 of before. Add a comment.
16859 2016-05-18 Bin Cheng <bin.cheng@arm.com>
16861 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
16862 expression pointer, not pointer to the pointer.
16864 2016-05-18 Jakub Jelinek <jakub@redhat.com>
16866 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
16867 (avx2_pbroadcast<mode>): Add another alternative with v instead
16868 of x constraints in it, using <pbroadcast_evex_isa> isa.
16869 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
16871 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
16872 constraint x instead of v in second alternative, add avx512bw
16875 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
16876 constraint x instead of v in second alternative, add avx512bw
16879 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
16880 constraint x instead of v in second alternative, add avx512bw
16883 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
16884 avx512bw alternative.
16886 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
16888 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
16889 array to 128 chars.
16890 (define_insn "*andnottf3"): Ditto.
16891 (define_insn "*<code><mode>3"/any_logic): Ditto.
16892 (define_insn "*<code>tf3"/any_logic): Ditto.
16893 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
16894 operand to block AVX-512VL insn variant emit when it is not enabled.
16896 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
16898 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
16899 constraint fot SF mode.
16901 2016-05-18 Petr Murzin <petr.murzin@intel.com>
16902 Kirill Yukhin <kirill.yukhin@intel.com>
16904 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
16906 (define_insn "rsqrt14<mode>"): Ditto.
16907 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
16908 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
16909 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
16910 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
16911 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
16913 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
16914 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
16915 * config/i386/i386.c (ix86_print_operand): Expand check for size
16916 override codes for Intel syntax.
16918 2016-05-18 Richard Biener <rguenther@suse.de>
16920 PR tree-optimization/71168
16921 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
16922 initialization earlier.
16924 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
16926 * config/aarch64/aarch64-simd.md
16927 (aarch64_reduc_plus_internal<mode>): Rename to...
16928 (reduc_plus_scal): ...This, and remove previous implementation.
16930 2016-05-18 Richard Biener <rguenther@suse.de>
16932 * passes.def: Put late dse and cd_dce in canonical order.
16934 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
16936 * ipa-inline-transform.c (preserve_function_body_p): Look for
16937 first non-thunk clone.
16938 (save_function_body): Save into first non-thunk.
16939 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
16941 (lto_output_node): Inline thunks don't need body in every
16943 * lto-streamer-in.c: Do not fixup thunk clones.
16944 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
16946 * tree-inline.c (copy_bb): Be prepared for target node to be new after
16949 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16951 PR middle-end/63586
16952 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
16953 (reassociate_bb): Call transform_add_to_multiply.
16955 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16957 * config/aarch64/aarch64.c (all_extensions): Removed unused
16960 2016-05-17 Nathan Sidwell <nathan@acm.org>
16962 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
16963 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
16965 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
16967 PR tree-optimization/54579
16968 PR middle-end/55299
16969 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
16971 2016-05-17 Marek Polacek <polacek@redhat.com>
16974 * tree-inline.c (expand_call_inline): Call
16975 maybe_remove_unused_call_args.
16977 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
16979 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
16980 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
16981 * doc/md.texi (fmin@var{m}3): Likewise.
16983 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16985 * match.pd (X & C): New transformation.
16987 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16989 * match.pd (~X & Y): New transformation.
16991 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16993 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
16994 information for new SSA_NAME.
16995 (simplify_conversion_using_ranges): Get range through get_range_info
16996 instead of get_value_range.
16998 2016-05-17 Jiong Wang <jiong.wang@arm.com>
17000 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
17001 Remove inline assembly.
17002 (vmvn_s16): Likewise.
17003 (vmvn_s32): Likewise.
17004 (vmvn_u8): Likewise.
17005 (vmvn_u16): Likewise.
17006 (vmvn_u32): Likewise.
17007 (vmvnq_s8): Likewise.
17008 (vmvnq_s16): Likewise.
17009 (vmvnq_s32): Likewise.
17010 (vmvnq_u8): Likewise.
17011 (vmvnq_u16): Likewise.
17012 (vmvnq_u32): Likewise.
17013 (vmvn_p8): Likewise.
17014 (vmvnq_p16): Likewise.
17016 2016-05-17 Jiong Wang <jiong.wang@arm.com>
17018 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
17020 (vmul_n_s16): Likewise.
17021 (vmul_n_s32): Likewise.
17022 (vmul_n_u16): Likewise.
17023 (vmul_n_u32): Likewise.
17024 (vmulq_n_f32): Likewise.
17025 (vmulq_n_f64): Likewise.
17026 (vmulq_n_s16): Likewise.
17027 (vmulq_n_s32): Likewise.
17028 (vmulq_n_u16): Likewise.
17029 (vmulq_n_u32): Likewise.
17031 2016-05-17 Jiong Wang <jiong.wang@arm.com>
17033 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
17034 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
17036 2016-05-17 Jiong Wang <jiong.wang@arm.com>
17038 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
17039 to *aarch64_fma4_elt_from_dup<mode>.
17040 (*aarch64_fnma4_elt_to_128df): Rename to
17041 *aarch64_fnma4_elt_from_dup<mode>.
17042 * config/aarch64/arm_neon.h (vfma_n_f64): New.
17043 (vfms_n_f32): Likewise.
17044 (vfms_n_f64): Likewise.
17045 (vfmsq_n_f32): Likewise.
17046 (vfmsq_n_f64): Likewise.
17048 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
17050 * wide-int.h: Change fixed_wide_int_storage from class to struct.
17052 2016-05-17 Richard Biener <rguenther@suse.de>
17054 PR tree-optimization/71132
17055 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
17056 Only add control dependences for blocks in the loop.
17057 (build_rdg): Adjust.
17058 (generate_code_for_partition): Return whether loop should
17059 be destroyed and delay that.
17060 (distribute_loop): Likewise.
17061 (pass_loop_distribution::execute): Record loops to be destroyed
17062 and perform delayed destroying of loops.
17064 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17067 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
17069 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
17071 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
17073 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
17076 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
17077 insertion point for instructions generated by validize_mem.
17079 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
17081 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
17084 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
17086 * config/aarch64/aarch64.c
17087 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
17088 rather than a macro.
17090 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
17092 * doc/invoke.texi (AArch64 Options): Various updates.
17094 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17096 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
17097 into instrumentation thunks.
17098 * cif-code.def (CIF_CHKP): New.
17100 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
17102 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
17104 2016-05-16 Martin Jambor <mjambor@suse.cz>
17106 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
17107 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
17109 2016-05-16 Marek Polacek <polacek@redhat.com>
17111 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
17114 2016-05-16 Martin Jambor <mjambor@suse.cz>
17117 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
17118 the outlined kernel function.
17120 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
17122 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
17123 (ISA_HAS_DLSA): Ditto.
17125 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
17127 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
17129 2016-05-16 Nathan Sidwell <nathan@acm.org>
17131 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
17132 (nvptx_name_replacement): Restore. Add comment.
17133 (write_fn_proto, write_fn_proto_from_insn,
17134 nvptx_output_call_insn): Restore
17135 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
17137 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
17139 * config/aarch64/aarch64.md
17140 (add<mode>3_compareC_cconly_imm): Remove use of %w.
17141 (add<mode>3_compareC_imm): Likewise.
17142 (<optab>si3_uxtw): Split into register and immediate variants.
17143 (andsi3_compare0_uxtw): Likewise.
17144 (and<mode>3_compare0): Likewise.
17145 (and<mode>3nr_compare0): Likewise.
17146 (stack_protect_test_<mode>): Don't use %x for memory operands.
17148 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
17150 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
17152 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
17154 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
17155 Split integer shifts into shift_reg and bfm.
17156 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
17157 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
17158 (ror<mode>3_insn): Likewise.
17159 (<optab>si3_insn_uxtw): Likewise.
17160 (<optab><mode>3_insn): Change to rotate_imm.
17161 (extr<mode>5_insn_alt): Likewise.
17162 (extrsi5_insn_uxtw): Likewise.
17163 (extrsi5_insn_uxtw_alt): Likewise.
17165 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
17167 * doc/tm.texi: Regenerate.
17168 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
17169 (TARGET_INVALID_RETURN_TYPE): Remove.
17170 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
17171 TARGET_INVALID_RETURN_TYPE.
17172 * target.def (invalid_parameter_type): Remove.
17173 (invalid_return_type): Remove.
17175 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17177 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
17178 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
17180 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
17182 (preserve_function_body_p): No need to preserve function body
17183 * cif-codes.def (CIF_THUNK): Remove.
17184 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
17186 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17188 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
17190 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17192 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
17195 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17197 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
17198 (inline_small_functions): Do not look for function symbol when
17201 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17203 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
17206 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
17207 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17208 Jiong Wang <jiong.wang@arm.com>
17210 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
17211 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
17212 Define __ARM_FP16_ARGS when appropriate.
17213 * config/arm/arm.c (arm_invalid_parameter_type): Remove
17215 (arm_invalid_return_type): Likewise.
17216 (TARGET_INVALID_PARAMETER_TYPE): Remove.
17217 (TARGET_INVALID_RETURN_TYPE): Remove.
17218 (aapcs_vfp_sub_candidate): Allow HFmode.
17219 (aapcs_vfp_allocate): Add comment. Support HFmode.
17220 (aapcs_vfp_allocate_return_reg): Likewise.
17221 (struct aapcs_cp_arg_layout): Slightly reword comments for
17222 is_return_candidate and allocate_return_reg.
17223 (output_mov_vfp): Update assert.
17224 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
17226 (arm_invalid_parameter_type): Remove.
17227 (amr_invalid_return_type): Remove.
17228 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
17229 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
17230 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
17232 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
17234 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
17235 * config/aarch64/arch64-protos.h
17236 (aarch64_legitimize_reload_address): Remove.
17237 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
17240 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
17242 * configure.ac: Add ACX_NONCANONICAL_HOST.
17243 * configure: Regenerate.
17244 * Makefile.in: Set host_noncanonical.
17246 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
17249 * config/i386/i386.md (*movtf_internal): Before register allocation,
17250 do not allow FP constants for CM_MEDIUM memory model, allow only
17251 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
17252 (*movxf_internal): Ditto.
17253 (*movdf_internal): Ditto.
17254 (*movsf_internal): Ditto.
17256 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
17258 PR rtl-optimization/67483
17259 * combine.c (make_compound_operation): Don't call extract_left_shift
17260 with negative shift amounts.
17262 2016-05-13 Jakub Jelinek <jakub@redhat.com>
17265 * fold-const.c (fold_checksum_tree): Allow modification
17266 of TYPE_ALIAS_SET during folding.
17268 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
17269 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
17270 (ix86_split_to_parts): Likewise. Fix up formatting.
17272 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
17274 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
17275 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
17278 2016-05-13 Nathan Sidwell <nathan@acm.org>
17280 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
17281 (nvptx_name_replacement): Delete.
17282 (write_fn_proto, write_fn_proto_from_insn,
17283 nvptx_output_call_insn): Remove nvptx_name_replacement call.
17284 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
17285 * langhooks.c (add_builtin_funcction_common): Call
17286 targetm.mangle_decl_assembler_name.
17288 * config/nvptx/nvptx.c (write_fn_proto): Handle
17289 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
17291 2016-05-13 Martin Liska <mliska@suse.cz>
17293 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
17294 and PRIu64 in printf format.
17296 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17298 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
17301 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17303 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
17304 Change --param max-completely-peeled-times to
17305 --param max-completely-peel-times in dump file printing.
17307 2016-05-13 Richard Biener <rguenther@suse.de>
17309 PR tree-optimization/42587
17310 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
17311 (find_bswap_or_nop_1): Likewise.
17312 (bswap_replace): Likewise.
17314 2016-05-13 Martin Liska <mliska@suse.cz>
17316 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
17317 Initialize a variable with default value.
17319 2016-05-13 Martin Liska <mliska@suse.cz>
17321 * doc/invoke.texi: Enhance explanation of error recovery
17324 2016-05-13 Martin Liska <mliska@suse.cz>
17326 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
17327 (struct cost_pair): Change inv_expr_id (int) to inv_expr
17328 (iv_inv_expr_ent *).
17329 (struct iv_inv_expr_ent): Comment struct fields.
17330 (sort_iv_inv_expr_ent): New function.
17331 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
17332 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
17333 a hash_map between iv_inv_expr_ent and number of usages.
17334 (niter_for_exit): Fix coding style.
17335 (tree_ssa_iv_optimize_init): Use renamed variable.
17336 (determine_base_object): Fix coding style.
17337 (alloc_iv): Likewise.
17338 (find_interesting_uses_outside): Likewise.
17339 (add_candidate_1): Likewise.
17340 (add_standard_iv_candidates): Likewise.
17341 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
17342 (prepare_decl_rtl): Fix coding style.
17343 (get_address_cost): Likewise.
17344 (get_shiftadd_cost): Likewise.
17345 (force_expr_to_var_cost): Likewise.
17346 (compare_aff_trees): Likewise.
17347 (get_expr_id): Restructure the function.
17348 (get_loop_invariant_expr_id): Renamed to
17349 get_loop_invariant_expr.
17350 (get_computation_cost_at): Replace usage of inv_expr_id with
17352 (get_computation_cost): Likewise.
17353 (determine_group_iv_cost_generic): Likewise.
17354 (determine_group_iv_cost_address): Likewise.
17355 (iv_period): Fix coding style.
17356 (iv_elimination_compare_lt): Likewise.
17357 (may_eliminate_iv): Likewise.
17358 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
17360 (determine_group_iv_costs): Dump invariant expressions.
17361 (iv_ca_recount_cost): Use the newly added hash_map.
17362 (iv_ca_set_remove_invariants): Fix coding style.
17363 (iv_ca_set_add_invariants): Fix coding style.
17364 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
17366 (iv_ca_set_cp): Likewise.
17367 (iv_ca_new): Initialize the newly added hash_map and remove
17368 initialization of fields.
17369 (iv_ca_free): Delete the hash_map.
17370 (iv_ca_dump): Dump invariant expressions.
17371 (iv_ca_extend): Fix coding style.
17372 (try_add_cand_for): Likewise.
17373 (create_new_ivs): Dump information about # of avg iterations and
17374 # of used invariant expressions.
17375 (rewrite_use_compare): Fix coding style.
17376 (free_loop_data): Set default value for max_inv_expr_id.
17378 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
17380 * cse.c (rest_of_handle_cse): Use cleanup_cfg
17381 returned value cse_cfg_altered computation.
17382 (rest_of_handle_cse2): Likewise.
17383 (rest_of_handle_cse_after_global_opts): Likewise.
17385 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17388 * config/arm/arm.c (arm32_output_mi_thunk): New.
17389 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
17390 to split Thumb1 vs TARGET_32BIT functionality.
17391 (arm_thumb1_mi_thunk): New.
17393 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17395 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
17398 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17401 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
17403 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
17405 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
17406 (expand_builtin_trap): Emit a regular call.
17407 (set_builtin_user_assembler_name): Remove obsolete cases.
17408 * dse.c (scan_insn): Adjust.
17409 * except.c: Include calls.h.
17410 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
17411 emit a regular call to setjmp.
17412 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
17413 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
17414 (emit_block_move_via_libcall): Delete.
17415 (block_move_fn): Delete.
17416 (init_block_move_fn): Likewise.
17417 (emit_block_move_libcall_fn): Likewise.
17418 (emit_block_op_via_libcall): New function.
17419 (set_storage_via_libcall): Tidy up and use memset builtin.
17420 (block_clear_fn): Delete.
17421 (init_block_clear_fn): Likewise.
17422 (clear_storage_libcall_fn): Likewise.
17423 (expand_assignment): Call emit_block_move_via_libcall.
17424 Do not include gt-expr.h.
17425 * expr.h (emit_block_op_via_libcall): Declare.
17426 (emit_block_copy_via_libcall): New inline function.
17427 (emit_block_move_via_libcall): Likewise.
17428 (emit_block_comp_via_libcall): Likewise.
17429 (block_clear_fn): Delete.
17430 (init_block_move_fn): Likewise.
17431 (init_block_clear_fn): Likewise.
17432 (emit_block_move_via_libcall): Likewise.
17433 (set_storage_via_libcall): Add default parameter value.
17434 * libfuncs.h (enum libfunc_index): Remove obsolete values.
17435 (abort_libfunc): Delete.
17436 (memcpy_libfunc): Likewise.
17437 (memmove_libfunc): Likewise.
17438 (memcmp_libfunc): Likewise.
17439 (memset_libfunc): Likewise.
17440 (setbits_libfunc): Likewise.
17441 (setjmp_libfunc): Likewise.
17442 (longjmp_libfunc): Likewise.
17443 (profile_function_entry_libfunc): Likewise.
17444 (profile_function_exit_libfunc): Likewise.
17445 (gcov_flush_libfunc): Likewise.
17446 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
17447 and DECL_VISIBILITY on the declaration.
17448 (init_optabs): Do not initialize obsolete libfuncs.
17449 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
17450 * tree-core.h (ECF_RET1): Define.
17451 (ECF_TM_PURE): Adjust.
17452 (ECF_TM_BUILTIN): Likewise.
17453 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
17454 (build_common_builtin_nodes): Initialize abort builtin.
17455 Add ECF_RET1 on memcpy, memmove and memset builtins.
17456 Pass final flags for alloca and alloca_with_align builtins.
17457 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
17459 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
17460 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
17461 set_storage_via_libcall and call emit_block_copy_via_libcall.
17463 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
17465 * config/i386/i386.md (*call_got_x32): Change operand 0 to
17466 DImode before it is passed to ix86_output_call_operand.
17467 (*call_value_got_x32): Ditto for operand 1.
17469 2016-05-12 Jiong Wang <jiong.wang@arm.com>
17471 PR rtl-optimization/70904
17472 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
17473 reload for wide mode.
17475 2016-05-12 Marek Polacek <polacek@redhat.com>
17478 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
17479 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
17480 * langhooks.h (incomplete_type_error): Likewise.
17481 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
17482 parameter, pass it down to incomplete_type_error.
17483 * tree.h (size_in_bytes): New inline overload.
17484 (size_in_bytes_loc): Renamed from size_in_bytes.
17486 2016-05-12 Richard Biener <rguenther@suse.de>
17488 PR tree-optimization/71059
17489 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
17490 nary before looking up or entering the expression into the VN
17492 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
17493 Make sure to re-use NARYs without result as inserted by
17496 2016-05-12 Richard Biener <rguenther@suse.de>
17498 PR tree-optimization/71062
17499 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
17501 * tree-ssa-structalias.c (set_uids_in_ptset): Set
17502 vars_contains_restrict if the var is a restrict tag.
17503 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
17504 do not disambiguate pointers against it.
17505 (dump_points_to_solution): Re-structure and adjust for new
17506 vars_contains_restrict flag.
17507 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
17509 2016-05-12 Martin Liska <mliska@suse.cz>
17511 * doc/invoke.texi: Explain connection between
17512 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
17514 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
17516 PR tree-optimization/71006
17517 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
17518 consider COND_EXPR as a mask producer.
17520 2016-05-12 Marek Polacek <polacek@redhat.com>
17523 * opts.c (common_handle_option): Detect missing argument for --help^.
17525 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17528 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
17529 when popping the PC and within an interrupt handler routine.
17530 Add missing tab to output of "ldmfd".
17531 (output_return_instruction): Output LDMFD with SP update rather
17532 than POP when returning from interrupt handler.
17534 2016-05-12 Jakub Jelinek <jakub@redhat.com>
17536 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
17537 TARGET_64BIT && TARGET_AVX512DQ.
17538 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
17539 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
17540 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
17541 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
17542 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
17543 (*vec_extractv4si_zext): Add avx512dq alternative.
17544 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
17545 use v instead of x constraint in other alternatives where possible.
17547 * config/i386/sse.md (sse2_loadld): Use v instead of x
17548 constraint in alternatives 0,1,4.
17550 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
17551 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
17552 v constraints instead of x and <pinsr_evex_isa> isa attribute.
17555 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
17556 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
17557 is not emitted unless TARGET_AVX512BW.
17558 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
17559 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
17560 for the result operand.
17562 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
17563 constraint instead of x in avx alternatives. Use maybe_evex instead
17566 * config/i386/constraints.md (Yv): New constraint.
17567 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
17568 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
17569 * config/i386/i386.md (avx512fvecmode): New mode attr.
17570 (*pushtf): Use v constraint instead of x.
17571 (*movtf_internal): Likewise. For TARGET_AVX512VL and
17572 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
17573 (*absneg<mode>2): Use Yv constraint instead of x constraint.
17574 (*absnegtf2_sse): Likewise.
17575 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
17576 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
17577 avx512f alternatives.
17578 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
17580 2016-05-12 Richard Biener <rguenther@suse.de>
17582 PR tree-optimization/71060
17583 * tree-data-ref.c (initialize_data_dependence_relation): Do not
17584 require exact match of DR_BASE_OBJECT but only matching address and
17587 2016-05-12 Richard Biener <rguenther@suse.de>
17589 PR tree-optimization/70986
17590 * cfganal.c: Include cfgloop.h.
17591 (dfs_find_deadend): Prefer to take edges exiting loops.
17593 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17595 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
17596 compile and run time.
17598 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
17601 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
17603 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
17605 * config/i386/i386.c (legitimize_pic_address): Use
17606 copy_to_suggested_reg instead of gen_movsi.
17608 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17610 * config/rs6000/predicates.md (quad_memory_operand): Move most of
17611 the code into quad_address_p and call it to share code with
17612 vsx_quad_dform_memory_operand.
17613 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
17615 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
17616 bit instead of being a separate word. Split -mpower9-dform into
17617 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
17618 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
17619 for the register class supporting 128-bit quad word memory offsets.
17620 (mode_supports_vsx_dform_quad): Helper function to return if the
17621 register class uses quad word memory offsets.
17622 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
17623 (rs6000_debug_reg_global): Always print if we are using LRA or not.
17624 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
17625 instructions are enabled, set up the appropriate addr_masks for
17627 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
17628 -mpower9-dform-scalar, instead of -mpower9-dform.
17629 (rs6000_option_override_internal): Split -mpower9-dform into two
17630 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
17631 -mpower9-dform switch sets or clears both. If we are not using
17632 the LRA register allocator, do not enable -mpower9-dform-vector by
17633 default. If we are using LRA, enable -mpower9-dform-vector and
17634 -mvsx-timode if it is appropriate. Issue a warning if either
17635 -mpower9-dform-vector or -mvsx-timode are explicitly used without
17637 (quad_address_offset_p): New helper function to return if the
17638 offset is legal for quad word memory instructions.
17639 (quad_address_p): New function to determin if GPR or vector
17640 register quad word memory addresses are legal.
17641 (mem_operand_gpr): Validate quad word address offsets.
17642 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
17643 d-form (register + offset) instructions.
17644 (offsettable_ok_by_alignment): Likewise.
17645 (rs6000_legitimate_offset_address_p): Likewise.
17646 (legitimate_lo_sum_address_p): Likewise.
17647 (rs6000_legitimize_address): Likewise.
17648 (rs6000_legitimize_reload_address): Add more debug statements for
17650 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
17651 d-form instructions.
17652 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
17653 d-form instructions. Distinguish different cases in debug
17654 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
17655 d-form instructions.
17656 (rs6000_preferred_reload_class): Likewise.
17657 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
17658 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
17659 of the ISA 2.06 indexed memory instructions.
17660 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
17661 use them to save/restore the saved vector registers instead of
17662 using Altivec instructions.
17663 (rs6000_emit_epilogue): Likewise.
17664 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
17665 (rs6000_opt_masks): Split -mpower9-dform into
17666 -mpower9-dform-scalar and -mpower9-dform-vector.
17667 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
17669 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
17670 ISA 3.0 vector indexed memory instructions, and fold the code into
17671 the normal mov<mode> patterns.
17672 (p9_vecstore_<mode>): Likewise.
17673 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
17675 (vsx_movti_64bit): Likewise.
17676 (vsx_movti_32bit): Likewise.
17677 * config/rs6000/constraints.md (wO constraint): New constraint for
17678 ISA 3.0 vector d-form support.
17679 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
17680 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
17681 include -mpower9-dform-vector until we switch over to LRA.
17682 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
17683 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
17684 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
17685 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17686 for -mpower9-dform and -mlra.
17687 * doc/md.texi (wO constraint): Document wO constraint.
17689 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
17691 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
17692 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
17693 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
17694 Move handling of non-insn arguments inline into the sole user:
17695 (output_trans_func): ...here.
17696 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
17697 in emitted function prototype.
17698 (output_internal_insn_latency_func): Ditto. Simplify.
17699 (output_internal_maximal_insn_latency_func): Ditto. Delete
17700 always-unused argument.
17701 (output_insn_latency_func): Ditto.
17702 (output_maximal_insn_latency_func): Ditto.
17704 2016-05-11 Richard Biener <rguenther@suse.de>
17706 PR tree-optimization/71055
17707 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
17708 sth with precision not equal to access size verify we don't chop
17711 2016-05-11 Richard Biener <rguenther@suse.de>
17714 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
17715 (dwarf2out_finish): Move retry_incomplete_types call ...
17716 (dwarf2out_early_finish): ... here.
17718 2016-05-11 Richard Biener <rguenther@suse.de>
17720 PR middle-end/71002
17721 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
17722 if the langhook insists on it.
17723 * fold-const.c (make_bit_field_ref): Add arg for the original
17724 reference and preserve its alias-set.
17725 (decode_field_reference): Take exp by reference and adjust it
17726 to the original memory reference.
17727 (optimize_bit_field_compare): Adjust callers.
17728 (fold_truth_andor_1): Likewise.
17729 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
17731 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
17733 PR middle-end/70807
17734 * cfgrtl.h (delete_insn_and_edges): Now return bool.
17735 * cfgrtl.c (delete_insn_and_edges): Likewise.
17736 * config/i386/i386.c (convert_scalars_to_vector): Remove
17738 * cse.c (cse_insn): Compute cse_cfg_altered.
17739 (delete_trivially_dead_insns): Likewise.
17740 (cse_cc_succs): Likewise.
17741 (rest_of_handle_cse): Free dominance info if required.
17742 (rest_of_handle_cse2): Likewise.
17743 (rest_of_handle_cse_after_global_opts): Likewise.
17745 2016-05-11 Alan Modra <amodra@gmail.com>
17747 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
17748 abi_v4_pass_in_fpr): New functions.
17749 (rs6000_function_arg_boundary): Exclude complex IBM long double
17750 from 64-bit alignment when ABI_V4.
17751 (rs6000_function_arg, rs6000_function_arg_advance_1,
17752 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
17754 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
17756 PR rtl-optimization/71028
17757 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
17758 jump with just a return in the fallthrough block if the branch
17759 block contains just a return as well.
17761 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
17763 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
17764 * match.pd ((X & Y) ^ Y): ... this.
17765 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
17766 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
17768 2016-05-10 David Malcolm <dmalcolm@redhat.com>
17770 * read-md.c (require_char_ws): New function.
17771 (read_string): Simplify using require_char_ws.
17772 (handle_constants): Likewise.
17773 (handle_enum): Likewise.
17774 (handle_file): Likewise.
17775 * read-md.h (require_char_ws): New declaration.
17776 * read-rtl.c (read_conditions): Simplify using require_char_ws.
17777 (read_mapping): Likewise.
17778 (read_rtx_code): Likewise.
17779 (read_nested_rtx): Likewise.
17781 2016-05-10 James Norris <jnorris@codesourcery.com>
17783 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
17784 if offloading is enabled and -fopenacc or -fopenmp is specified.
17785 (CRTOFFLOADEND): Likewise.
17786 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
17787 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
17789 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
17791 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
17792 gotoff_operand code paths. Use copy_to_suggested_regs and
17793 expand_simple_binop where appropriate. Cleanup.
17795 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17798 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
17800 (dimode_scalar_chain::vector_const_cost): New.
17801 (dimode_scalar_chain::compute_convert_gain): Handle constants.
17802 (dimode_scalar_chain::convert_op): Likewise.
17803 (dimode_scalar_chain::convert_insn): Likewise.
17805 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
17807 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
17808 unary operation, not a binary one.
17810 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17812 PR middle-end/70877
17813 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
17814 calls with type casted fndecl.
17816 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17818 PR tree-optimization/70786
17819 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
17820 * calls.c (initialize_argument_information): Bind bounds
17821 with corresponding args passed by reference.
17823 2016-05-10 Jakub Jelinek <jakub@redhat.com>
17826 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
17827 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
17828 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
17831 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17834 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
17835 code for a zero scale factor.
17836 (vsx_xvcvdpuxds_scale): Likewise.
17838 2016-05-10 David Malcolm <dmalcolm@redhat.com>
17840 * diagnostic-show-locus.c (layout::layout): Call show_ruler
17841 if show_ruler_p was set on the context.
17842 (layout::show_ruler): New method.
17843 * diagnostic.h (struct diagnostic_context): Add field
17846 2016-05-10 Richard Biener <rguenther@suse.de>
17848 PR tree-optimization/71039
17849 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
17850 (chk_uses): New function.
17851 (propagate_with_phi): Verify we can safely replicate the lhs of an
17852 aggregate assignment on all incoming edges.
17854 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
17856 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
17858 (rx_atomic_sequence): New class.
17859 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
17860 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
17862 (rx_atomic_sequence::rx_atomic_sequence,
17863 rx_atomic_sequence::~rx_atomic_sequence): New functions.
17864 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
17865 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
17866 CTRLREG_INTB): New constants.
17867 (FETCHOP): New code iterator.
17868 (fethcop_name, fetchop_name2): New iterator code attributes.
17869 (QIHI): New mode iterator.
17870 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
17871 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
17872 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
17874 2016-05-10 Martin Liska <mliska@suse.cz>
17876 * tree-inline.c (remap_dependence_clique): Do not remap
17877 debugging statements.
17879 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17881 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
17882 ("*fixuns_truncdfdi2_z13")
17883 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
17884 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
17885 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
17887 2016-05-10 Richard Biener <rguenther@suse.de>
17889 PR tree-optimization/70497
17890 PR tree-optimization/28367
17891 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
17893 (visit_reference_op_load): ... here.
17894 (vn_reference_lookup_3): Use it to handle subreg-like accesses
17895 with simplified BIT_FIELD_REFs.
17896 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
17897 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
17900 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
17902 * dwarf2out.c (add_abstract_origin_attribute): Adjust
17903 documentation comment. For BLOCK nodes, add a
17904 DW_AT_abstract_origin attribute that points to the DIE generated
17905 for the origin BLOCK.
17906 (gen_lexical_block_die): Call add_abstract_origin_attribute for
17907 blocks from inlined functions.
17909 2016-05-10 Alan Modra <amodra@gmail.com>
17912 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
17913 regrename modifying insns saving lr before __morestack call.
17914 * config/rs6000/rs6000.md (split_stack_return): Similarly for
17915 insns restoring lr after __morestack call.
17917 2016-05-09 Jakub Jelinek <jakub@redhat.com>
17919 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
17920 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
17922 * config/i386/sse.md (vec_interleave_high<mode>,
17923 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
17924 <avx512>_vpermt2var<mode>3_maskz): Likewise.
17926 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
17928 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
17929 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
17930 parallel reassociation for power8 and forward.
17932 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
17934 * config/i386/i386.md (absneg splitters with general regs): Use
17935 general_reg_operand predicate.
17936 (btsq peephole2): Use x86_64_immediate_operand to check if new
17937 value is suitable for immediate operand. Generate emitted insn
17938 using RTL expressions.
17939 (btcq peephole2): Ditto.
17940 (btrq peephole2): Ditto. Generate correct immediate operand
17943 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17945 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
17948 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17950 * tree-affine.c (wide_int_constant_multiple_p): Add missing
17951 pointer dereference.
17953 2016-05-09 Richard Biener <rguenther@suse.de>
17955 PR tree-optimization/70985
17956 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
17957 op0 isn't a gimple register.
17959 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
17961 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
17962 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
17963 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
17964 (i6400_fpu_mult): New cpu units.
17965 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
17966 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
17967 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
17968 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
17969 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
17970 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
17971 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
17972 (i6400_msa_long_float4, i6400_msa_long_float5)
17973 (i6400_msa_long_float8, i6400_msa_fdiv_df)
17974 (i6400_msa_fdiv_sf): New reservations.
17975 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
17976 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
17977 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
17978 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
17979 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
17980 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
17981 (msa_short_cmp, msa_short_float2, msa_short_logic3)
17982 (msa_short_store4, msa_long_load, msa_short_store)
17983 (msa_long_logic, msa_long_float2, msa_long_float4)
17984 (msa_long_float5, msa_long_float8, msa_long_mult)
17985 (msa_long_fdiv, msa_long_div): New reservations.
17987 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
17988 Sameera Deshpande <sameera.deshpande@imgtec.com>
17989 Matthew Fortune <matthew.fortune@imgtec.com>
17990 Graham Stott <graham.stott@imgtec.com>
17991 Chao-ying Fu <chao-ying.fu@imgtec.com>
17993 * config.gcc: Add MSA header file for mips*-*-* target.
17994 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
17995 (Ubv8i, Urv8): New constraints.
17996 * config/mips/mips-ftypes.def: Add function types for MSA
17998 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
17999 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
18000 * config/mips/mips-msa.md: New file.
18001 * config/mips/mips-protos.h
18002 (mips_split_128bit_const_insns): New prototype.
18003 (mips_msa_idiv_insns): Likewise.
18004 (mips_split_128bit_move): Likewise.
18005 (mips_split_128bit_move_p): Likewise.
18006 (mips_split_msa_copy_d): Likewise.
18007 (mips_split_msa_insert_d): Likewise.
18008 (mips_split_msa_fill_d): Likewise.
18009 (mips_expand_msa_branch): Likewise.
18010 (mips_const_vector_same_val_p): Likewise.
18011 (mips_const_vector_same_bytes_p): Likewise.
18012 (mips_const_vector_same_int_p): Likewise.
18013 (mips_const_vector_shuffle_set_p): Likewise.
18014 (mips_const_vector_bitimm_set_p): Likewise.
18015 (mips_const_vector_bitimm_clr_p): Likewise.
18016 (mips_msa_vec_parallel_const_half): Likewise.
18017 (mips_msa_output_division): Likewise.
18018 (mips_ldst_scaled_shift): Likewise.
18019 (mips_expand_vec_cond_expr): Likewise.
18020 * config/mips/mips.c (enum mips_builtin_type): Add
18021 MIPS_BUILTIN_MSA_TEST_BRANCH.
18022 (mips_gen_const_int_vector_shuffle): New prototype.
18023 (mips_const_vector_bitimm_set_p): New function.
18024 (mips_const_vector_bitimm_clr_p): Likewise.
18025 (mips_const_vector_same_val_p): Likewise.
18026 (mips_const_vector_same_bytes_p): Likewise.
18027 (mips_const_vector_same_int_p): Likewise.
18028 (mips_const_vector_shuffle_set_p): Likewise.
18029 (mips_symbol_insns): Forbid loading symbols via immediate for
18031 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
18033 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
18035 (mips_lx_address_p): Add support load indexed address for MSA.
18036 (mips_address_insns): Add calculation of instructions needed for
18037 stores and loads for MSA.
18038 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
18039 CONST_VECTOR for MSA and let it fall through.
18040 (mips_ldst_scaled_shift): New function.
18041 (mips_subword_at_byte): Likewise.
18042 (mips_msa_idiv_insns): Likewise.
18043 (mips_legitimize_move): Validate MSA moves.
18044 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
18045 calculation of costs for MSA division.
18046 (mips_split_move_p): Check if MSA moves need splitting.
18047 (mips_split_move): Split MSA moves if necessary.
18048 (mips_split_128bit_move_p): New function.
18049 (mips_split_128bit_move): Likewise.
18050 (mips_split_msa_copy_d): Likewise.
18051 (mips_split_msa_insert_d): Likewise.
18052 (mips_split_msa_fill_d): Likewise.
18053 (mips_output_move): Handle MSA moves.
18054 (mips_expand_msa_branch): New function.
18055 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
18056 Reinstate 'y' modifier.
18057 (mips_file_start): Add MSA .gnu_attribute.
18058 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
18060 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
18061 (mips_class_max_nregs): Add register size for MSA supported mode.
18062 (mips_cannot_change_mode_class): Allow conversion between MSA
18063 vector modes and TImode.
18064 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
18066 (mips_secondary_reload_class): Force MSA loads/stores via memory.
18067 (mips_preferred_simd_mode): Add preffered modes for MSA.
18068 (mips_vector_mode_supported_p): Add MSA supported modes.
18069 (mips_autovectorize_vector_sizes): New function.
18070 (mips_msa_output_division): Likewise.
18071 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
18072 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
18073 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
18074 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
18075 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
18076 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
18077 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
18078 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
18079 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
18080 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
18081 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
18082 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
18083 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
18084 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
18085 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
18086 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
18087 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
18088 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
18089 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
18090 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
18091 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
18092 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
18093 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
18094 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
18095 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
18096 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
18097 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
18098 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
18099 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
18100 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
18101 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
18102 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
18103 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
18104 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
18105 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
18106 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
18107 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
18108 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
18109 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
18110 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
18111 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
18112 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
18113 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
18114 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
18115 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
18116 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
18117 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
18118 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
18119 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
18120 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
18121 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
18122 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
18123 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
18124 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
18125 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
18126 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
18127 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
18128 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
18129 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
18130 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
18131 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
18132 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
18133 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
18134 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
18135 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
18136 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
18137 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
18138 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
18139 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
18140 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
18141 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
18142 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
18143 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
18144 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
18145 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
18146 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
18147 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
18148 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
18149 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
18150 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
18151 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
18152 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
18153 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
18154 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
18155 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
18156 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
18157 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
18158 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
18159 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
18160 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
18161 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
18162 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
18163 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
18164 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
18165 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
18166 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
18167 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
18168 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
18169 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
18170 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
18171 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
18172 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
18173 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
18174 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
18175 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
18176 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
18177 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
18178 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
18179 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
18180 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
18181 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
18182 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
18183 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
18184 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
18185 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
18186 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
18187 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
18188 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
18189 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
18190 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
18191 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
18192 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
18193 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
18194 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
18195 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
18196 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
18197 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
18198 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
18199 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
18200 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
18201 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
18202 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
18203 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
18204 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
18205 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
18206 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
18207 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
18208 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
18209 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
18210 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
18211 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
18212 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
18213 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
18214 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
18215 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
18216 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
18217 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
18218 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
18219 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
18220 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
18221 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
18223 (mips_get_builtin_decl_index): New array.
18224 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
18225 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
18226 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
18227 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
18228 (mips_init_builtins): Initialize mips_get_builtin_decl_index
18230 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
18232 (mips_expand_builtin_insn): Prepare operands for
18233 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
18234 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
18235 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
18236 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
18237 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
18238 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
18239 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
18240 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
18241 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
18242 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
18243 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
18244 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
18245 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
18246 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
18247 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
18248 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
18249 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
18250 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
18251 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
18252 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
18253 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
18254 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
18255 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
18256 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
18257 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
18258 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
18259 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
18260 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
18261 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
18262 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
18263 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
18264 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
18265 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
18266 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
18267 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
18268 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
18269 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
18270 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
18271 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
18272 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
18273 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
18274 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
18275 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
18276 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
18277 These are set implicitly and an error is reported if overridden.
18278 (mips_expand_builtin_msa_test_branch): New function.
18279 (mips_expand_msa_shuffle): Likewise.
18280 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
18281 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
18282 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
18283 (mips_expand_vec_unpack): Add support for MSA.
18284 (mips_expand_vector_init): Likewise.
18285 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
18286 instead of const0_rtx.
18287 (mips_msa_vec_parallel_const_half): New function.
18288 (mips_gen_const_int_vector): Likewise.
18289 (mips_gen_const_int_vector_shuffle): Likewise.
18290 (mips_expand_msa_cmp): Likewise.
18291 (mips_expand_vec_cond_expr): Likewise.
18292 * config/mips/mips.h
18293 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
18294 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
18296 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
18297 (ISA_HAS_MSA): New macro.
18298 (UNITS_PER_MSA_REG): Likewise.
18299 (BITS_PER_MSA_REG): Likewise.
18300 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
18301 (MSA_REG_FIRST): New macro.
18302 (MSA_REG_LAST): Likewise.
18303 (MSA_REG_NUM): Likewise.
18304 (MSA_REG_P): Likewise.
18305 (MSA_REG_RTX_P): Likewise.
18306 (MSA_SUPPORTED_MODE_P): Likewise.
18307 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
18308 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
18309 * config/mips/mips.md: Include mips-msa.md.
18310 (alu_type): Add simd_add.
18311 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
18312 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
18313 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
18314 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
18315 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
18316 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
18317 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
18318 simd_move, simd_load, simd_store. Choose "multi" for moves
18320 (qword_mode): New attribute.
18321 (insn_count): Add instruction count for quad moves.
18322 Increase the count for MIPS SIMD division.
18323 (UNITMODE): Add UNITMODEs for vector types.
18324 (addsub): New code iterator.
18325 * config/mips/mips.opt (mmsa): New option.
18326 * config/mips/msa.h: New file.
18327 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
18329 * config/mips/mti-linux.h: Likewise.
18330 * config/mips/predicates.md
18331 (const_msa_branch_operand): New constraint.
18332 (const_uimm3_operand): Likewise.
18333 (const_uimm4_operand): Likewise.
18334 (const_uimm5_operand): Likewise.
18335 (const_uimm8_operand): Likewise.
18336 (const_imm5_operand): Likewise.
18337 (aq10b_operand): Likewise.
18338 (aq10h_operand): Likewise.
18339 (aq10w_operand): Likewise.
18340 (aq10d_operand): Likewise.
18341 (const_m1_operand): Likewise.
18342 (reg_or_m1_operand): Likewise.
18343 (const_exp_2_operand): Likewise.
18344 (const_exp_4_operand): Likewise.
18345 (const_exp_8_operand): Likewise.
18346 (const_exp_16_operand): Likewise.
18347 (const_vector_same_val_operand): Likewise.
18348 (const_vector_same_simm5_operand): Likewise.
18349 (const_vector_same_uimm5_operand): Likewise.
18350 (const_vector_same_uimm6_operand): Likewise.
18351 (const_vector_same_uimm8_operand): Likewise.
18352 (par_const_vector_shf_set_operand): Likewise.
18353 (reg_or_vector_same_val_operand): Likewise.
18354 (reg_or_vector_same_simm5_operand): Likewise.
18355 (reg_or_vector_same_uimm6_operand): Likewise.
18356 * doc/extend.texi (MIPS SIMD Architecture Functions): New
18358 * doc/invoke.texi (-mmsa): Document new option.
18360 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18362 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
18363 * configure: Regenerate.
18364 * config.in: Regenerate.
18365 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
18366 on -fvtable-verify.
18367 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
18368 (ENDFILE_VTV_SPEC): Define.
18370 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
18372 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
18373 registers in all interrupt handlers if necessary.
18374 (rl78_option_override): Add warning.
18375 (MUST_SAVE_MDUC_REGISTERS): New macro.
18376 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
18377 * config/rl78/rl78.c (check_mduc_usage): New function.
18378 (mduc_regs): New structure to hold MDUC register data.
18379 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
18380 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
18381 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
18382 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
18383 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
18384 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
18386 2016-05-09 Bin Cheng <bin.cheng@arm.com>
18388 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
18389 (tree-ssa-loop-niter.h): Ditto.
18390 (idx_within_array_bound, ref_within_array_bound): New functions.
18391 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
18392 Factor out check on writable base object to ...
18393 (base_object_writable): ... here.
18395 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18397 * config/arm/arm.md (probe_stack): Add modes to set source
18400 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
18402 * regrename.c (base_reg_class_for_rename): New static function.
18403 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
18405 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
18407 * cgraph.c (thunk_adjust): Export.
18408 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
18409 * cgraphunit.c (thunk_adjust): Export.
18410 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
18412 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
18414 * tree-inline.c (expand_call_inline): Expand thunks inline.
18416 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
18419 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
18420 (*sse2_vd_cvtss2sd): Ditto.
18421 * config/i386/i386.md
18422 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
18423 Generate *sse2_vd_cvtsd2ss pattern.
18424 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
18425 Generate *sse2_vd_cvtss2sd pattern.
18427 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
18429 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
18430 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
18433 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
18435 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
18436 * config/sh/sh.c: Define and declare variables on first use throughout
18438 (current_function_interrupt): Change to bool type.
18439 (frame_insn): Rename to emit_frame_insn and update users.
18440 (push_regs): Use bool for 'interrupt_handler' argument.
18441 (save_schedule_s): Remove.
18442 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
18443 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
18444 targetm.asm_out.unaligned_op.di.
18445 (gen_far_branch): Remove redundant forward declaration.
18446 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
18447 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
18448 (sh_set_return_address, sh_function_ok_for_sibcall,
18449 scavenge_reg): Update comments.
18450 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
18451 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
18452 (sh_attr_renesas_p): Remove unnecessary parentheses.
18453 (branch_dest): Simplify.
18454 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
18455 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
18456 (CUMULATIVE_ARGS): Change macro to typedef.
18457 (current_function_interrupt): Change to bool type.
18458 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
18459 Surround with __cplusplus ifdef.
18460 (sh_compare_op0, sh_compare_op1): Remove.
18461 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
18463 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
18465 * config/arm/arm.md: (arch): Add neon.
18466 (arch_enabled): Return yes for arch neon when TARGET_NEON.
18467 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
18468 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
18469 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
18470 attributes for alt renumbering. Mark alt 3 as non-predicable.
18471 (thumb2_movdf_vfp): Likewise.
18473 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
18475 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
18476 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
18477 (*andqi_1): Add preferred_for_speed attribute to disparage
18478 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
18479 (*<code>qi_1): Ditto.
18480 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
18481 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
18482 (*ashlqi3_1): Ditto.
18483 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
18484 Add preferred_for_size attribute to disparage alternative 0 and
18485 preferred_for_speed attribute to disparage alternative 1 for
18486 TARGET_PARTIAL_REG_STALL targets.
18488 2016-05-07 Tom de Vries <tom@codesourcery.com>
18490 PR tree-optimization/70956
18491 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
18494 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
18496 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
18497 * config/sh/sh.c (sh_cbranch_distance): Implement it.
18498 * config/sh/sh.md (branch_zero): Remove define_attr.
18499 (define_delay): Disable delay slot if branch distance is one insn.
18501 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18503 * config/i386/i386.md (LEAMODE): New mode attribute.
18504 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
18505 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
18506 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
18507 operand 2 predicate.
18508 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
18509 (*lea<mode>_general_3): Ditto.
18510 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
18512 2016-05-06 Jakub Jelinek <jakub@redhat.com>
18514 * genmddump.c (main): Convert argv from char ** to const char **.
18516 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18518 * coretypes.h (OVERRIDE): New macro.
18519 (FINAL): New macro.
18521 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
18523 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
18524 allow coalescing if the types are compatible.
18526 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18528 * pass_manager.h (pass_manager::register_pass_name): New method.
18529 (pass_manager::get_pass_by_name): New method.
18530 (pass_manager::create_pass_tab): New method.
18531 (pass_manager::m_name_to_pass_map): New field.
18532 * passes.c (name_to_pass_map): Delete global in favor of field
18533 "m_name_to_pass_map" of pass_manager.
18534 (register_pass_name): Rename from a function to...
18535 (pass_manager::register_pass_name): ...this method, updating
18536 for renaming of global "name_to_pass_map" to field
18537 "m_name_to_pass_map".
18538 (create_pass_tab): Rename from a function to...
18539 (pass_manager::create_pass_tab): ...this method, updating
18540 for renaming of global "name_to_pass_map" to field.
18541 (get_pass_by_name): Rename from a function to...
18542 (pass_manager::get_pass_by_name): ...this method.
18543 (enable_disable_pass): Convert use of get_pass_by_name to
18544 a method call, locating the pass_manager singleton.
18546 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18548 * genattr-common.c (main): Convert argv from char ** to const char **.
18549 * genattr.c (main): Likewise.
18550 * genattrtab.c (main): Likewise.
18551 * genautomata.c (initiate_automaton_gen): Likewise.
18553 * gencodes.c (main): Likewise.
18554 * genconditions.c (main): Likewise.
18555 * genconfig.c (main): Likewise.
18556 * genconstants.c (main): Likewise.
18557 * genemit.c (main): Likewise.
18558 * genenums.c (main): Likewise.
18559 * genextract.c (main): Likewise.
18560 * genflags.c (main): Likewise.
18561 * genmddeps.c (main): Likewise.
18562 * genopinit.c (main): Likewise.
18563 * genoutput.c (main): Likewise.
18564 * genpeep.c (main): Likewise.
18565 * genpreds.c (main): Likewise.
18566 * genrecog.c (main): Likewise.
18567 * gensupport.c (init_rtx_reader_args_cb): Likewise.
18568 (init_rtx_reader_args): Likewise.
18569 * gensupport.h (init_rtx_reader_args_cb): Likewise.
18570 (init_rtx_reader_args): Likewise.
18571 * gentarget-def.c (main): Likewise.
18572 * read-md.c (read_md_files): Likewise.
18573 * read-md.h (read_md_files): Likewise.
18575 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18577 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
18578 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
18579 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
18580 Remove unused predicate.
18581 (register_and_not_fp_reg_operand): Ditto.
18583 2016-05-06 Martin Liska <mliska@suse.cz>
18585 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
18586 instead of vec as the vector is local to the function.
18588 2016-05-06 Jakub Jelinek <jakub@redhat.com>
18590 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
18591 avx512bw alternative.
18593 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
18594 before the ashr<mode>3 pattern.
18596 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
18597 v instead of x in vex or maybe_vex alternatives, use
18598 maybe_evex instead of vex in prefix.
18600 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
18601 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
18602 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
18603 in vex or maybe_vex alternatives, use maybe_evex instead of vex
18606 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
18607 v instead of x in vex or maybe_vex alternatives, use
18608 maybe_evex instead of vex in prefix.
18610 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
18611 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
18612 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
18613 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
18614 alternatives, use maybe_evex instead of vex in prefix.
18616 * config/i386/sse.md (vec_interleave_lowv4sf,
18617 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
18618 v instead of x in vex or maybe_vex alternatives, use
18619 maybe_evex instead of vex in prefix.
18621 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
18622 v instead of x in vex or maybe_vex alternatives, use
18623 maybe_evex instead of vex in prefix.
18625 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
18626 v constraint instead of x.
18628 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
18630 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
18631 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
18634 2016-05-06 Richard Biener <rguenther@suse.de>
18636 PR tree-optimization/70948
18637 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
18638 Properly clobber all fields of va_list for __builtin_va_start.
18640 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18643 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
18644 loop latch destination.
18646 2016-05-06 Martin Liska <mliska@suse.cz>
18648 * tree-ssa-uninit.c: Apply manual changes
18649 to the GNU coding style.
18650 (prune_uninit_phi_opnds): Rename from
18651 prune_uninit_phi_opnds_in_unrealizable_paths.
18653 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18655 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
18656 mspace): Remove deprecated options.
18657 * doc/invoke.texi (SH options): Remove -mspace.
18659 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18661 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
18663 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18665 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
18666 corresponding combine split pattern.
18668 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18671 * config/sh/predicates.md (long_displacement_mem_operand): New.
18672 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
18673 Add movi20, movi20s alternatives. Adjust length attribute for
18675 (movsi_ie): Allow for any FPU. Adjust length attribute for
18677 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
18678 attribute for alternatives.
18679 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
18680 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
18681 length attribute for alternatives.
18683 2016-05-06 Richard Biener <rguenther@suse.de>
18685 PR tree-optimization/70960
18686 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
18688 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18691 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
18692 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
18694 2016-05-06 Marek Polacek <polacek@redhat.com>
18697 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
18699 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18702 * config/sh/sh.md (*rotcr): Add another variant.
18704 2016-05-06 Richard Biener <rguenther@suse.de>
18706 PR middle-end/70931
18707 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
18709 2016-05-06 Richard Biener <rguenther@suse.de>
18711 PR middle-end/70941
18712 * fold-const.c (split_tree): Always convert to the original type
18715 2016-05-06 Richard Biener <rguenther@suse.de>
18717 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
18718 (fwprop_addr): Likewise.
18720 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18723 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
18725 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
18726 * config/i386/i386.md (push mem splitter): Use find_constant_src in
18727 the splitter condition.
18728 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
18729 the splitter condition.
18730 (FP float_extend load splitter): Ditto.
18732 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
18734 * config/i386/i386.md (peehole2 patterns): Change true_regnum
18735 to REGNO in all peephole2 patterns.
18736 (post-reload splitters): Change true_regnum to REGNO in
18737 post-reload splitters.
18738 (zero_extend splitters): Use general_reg_operand and
18739 nonimmediate_gr_operand predicates.
18741 2016-05-05 Jakub Jelinek <jakub@redhat.com>
18743 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
18744 v constraint instead of x.
18746 2016-05-05 Alan Modra <amodra@gmail.com>
18749 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
18750 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
18751 TARGET_NO_FP_IN_TOC for -mrelocatable.
18752 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
18753 TARGET_RELOCATABLE test.
18754 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18755 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18756 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
18757 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18758 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18759 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
18760 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18761 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18762 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
18763 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
18765 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
18766 (rs6000_stack_info): Likewise.
18767 (rs6000_elf_asm_out_constructor): Likewise.
18768 (rs6000_elf_asm_out_destructor): Likewise.
18769 (rs6000_elf_declare_function_name): Likewise.
18770 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
18771 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
18774 2016-05-05 Alan Modra <amodra@gmail.com>
18776 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
18778 2016-05-05 Alan Modra <amodra@gmail.com>
18780 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
18781 out-of-line gpr restore for one or two regs if that would add
18784 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
18787 * config/i386/i386.md
18788 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
18789 Change to post-epilogue_completed late splitter. Use sse_reg_operand
18790 as operand 0 predicate.
18791 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
18793 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
18794 Ditto. Emit the pattern using RTX.
18796 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
18797 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
18798 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
18799 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
18801 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
18802 sse_reg_operand as operand 0 predicate.
18804 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
18805 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
18806 instead of gen_rtx_REG.
18807 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
18810 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18812 * function.c (emit_use_return_register_into_block): Delete.
18813 (gen_return_pattern): Delete.
18814 (emit_return_into_block): Delete.
18815 (active_insn_between): Delete.
18816 (convert_jumps_to_returns): Delete.
18817 (emit_return_for_exit): Delete.
18818 (thread_prologue_and_epilogue_insns): Delete all code dealing with
18819 simple_return for shrink-wrapped blocks.
18820 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
18821 end of blocks that need one.
18822 (get_unconverted_simple_return): Delete.
18823 (convert_to_simple_return): Delete.
18824 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
18825 (convert_to_simple_return): Ditto.
18827 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18829 * cfgcleanup.c (bb_is_just_return): New function.
18830 (try_optimize_cfg): Simplify jumps to return, branches to return,
18831 and branches around return.
18833 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18835 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
18836 branch to a return.
18838 2016-05-04 Jakub Jelinek <jakub@redhat.com>
18842 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
18843 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
18844 assert flags & OEP_HASH_CHECK, instead of asserting it
18845 never happens. Handle TARGET_EXPR.
18846 * fold-const.c (operand_equal_p): For hash verification,
18847 or in OEP_HASH_CHECK into flags.
18849 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
18851 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
18853 (compute_samebase_partition_bases): Fix typo.
18855 2016-05-04 Jakub Jelinek <jakub@redhat.com>
18857 * config/i386/sse.md (vec_interleave_highv8sf,
18858 vec_interleave_lowv8sf, vec_interleave_highv4df,
18859 vec_interleave_lowv4df): Remove constraints from expanders.
18861 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
18863 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
18865 * tree-inline.c (expand_call_inline): Fix path dealing with
18866 making lhs of call statement undefined.
18868 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
18870 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
18871 Check availability on NODE, too.
18872 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
18873 (cgraph_node::call_for_symbol_and_aliases): Likewise.
18874 (varpool_node::call_for_symbol_and_aliase): Likewise.
18875 * ipa-pure-const.c (add_new_function): Analyze all bodies.
18876 (propagate_pure_const): Propagate across interposable functions, too.
18877 (skip_function_for_local_pure_const): Do not skip interposable bodies
18879 (pass_local_pure_const::execute): Update.
18881 2016-05-04 Marek Polacek <polacek@redhat.com>
18883 * doc/invoke.texi: Document -Wdangling-else.
18885 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18887 * config.gcc: Error out when conflicting multilib is detected. Do not
18888 loop over multilibs since no combination is legal.
18890 2016-05-04 Alan Modra <amodra@gmail.com>
18892 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
18893 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
18894 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
18897 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
18899 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
18900 Clean up p5600 comments.
18902 2016-05-04 Richard Biener <rguenther@suse.de>
18904 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
18905 constructor simplifications.
18906 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
18908 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
18910 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
18911 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
18912 result.set_rtx is null instead of aborting.
18913 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
18915 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
18916 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
18917 *mov<mode>_store_postinc): New patterns.
18919 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
18921 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
18922 as commutative. Check both conversions are NOP.
18923 ((A & B) OP (C & B)): Remove.
18925 2016-05-04 Alan Modra <amodra@gmail.com>
18927 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
18929 2016-05-04 Alan Modra <amodra@gmail.com>
18932 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
18933 when cr2,3,4 are all fixed regs.
18935 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
18937 PR rtl-optimization/57193
18938 * opts.c (default_options_table): Revert OPT_frename_registers change.
18939 * doc/invoke.texi (-frename-registers, -O2): Likewise.
18941 2016-05-03 Martin Sebor <msebor@redhat.com>
18944 * builtins.c (fold_builtin_FILE): New function.
18945 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
18946 (fold_builtin_0): Call them.
18947 * gimplify.c (gimplify_call_expr): Remove the handling of
18948 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
18951 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
18952 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
18956 * doc/extend.texi (Function Names as Strings): Update __func__,
18957 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
18960 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18961 Richard Biener <rguenther@suse.de>
18963 PR tree-optimization/70916
18964 * tree-if-conv.c: Include cfganal.h.
18965 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
18966 and remove_fake_exit_edges around the optimization pass.
18968 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
18970 * cgraph.c (symbol_table::create_edge): Set inline_failed.
18971 (cgraph_edge::make_direct): Likewise.
18972 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
18973 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
18974 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
18975 (CIF_THUNK): New code.
18976 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
18977 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
18978 (compute_inline_parameters): Set inline_failed for thunks.
18979 (inline_analyze_function): Cleanup.
18980 * ipa-inline.c (can_inline_edge_p): Do not deal with
18981 call_stmt_cannot_inline_p.
18982 (can_early_inline_edge_p): Likewise.
18983 (early_inliner): Initialize inline_failed.
18984 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
18986 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
18988 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
18989 from nonimm_ssenomem_operand.
18990 (nonimm_ssenomem_operand): New predicate.
18991 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
18992 as operand 0 predicate.
18993 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
18994 Disable unsupported alternatives using "enabled" attribute.
18995 Use register_ssemem_operand as operand 0 predicate.
18996 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
18998 2016-05-03 Marek Polacek <polacek@redhat.com>
19001 * input.c (expansion_point_location): New function.
19002 * input.h (expansion_point_location): Declare.
19004 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
19006 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
19007 occurence with frame_offset_ ones.
19009 2016-05-03 Alan Modra <amodra@gmail.com>
19011 PR rtl-optimization/70890
19012 * ira.c (combine_and_move_insns): When moving def_insn, remove
19013 equivs on use_insn.
19015 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
19017 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
19018 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
19019 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
19020 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
19022 2016-05-03 Alan Modra <amodra@gmail.com>
19024 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
19025 for SAVE_MULTIPLE/STORE_MULTIPLE.
19027 2016-05-03 Jakub Jelinek <jakub@redhat.com>
19029 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
19030 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
19032 2016-05-03 Richard Biener <rguenther@suse.de>
19034 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
19036 (gimplify_arg): Likewise.
19037 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
19038 re-writing the result to a decl if required.
19039 (internal_get_tmp_var): Add allow_ssa parameter
19040 and override into_ssa with it.
19041 (get_formal_tmp_var): Adjust.
19042 (get_initialized_tmp_var): Add allow_ssa parameter.
19043 (gimplify_arg): Add allow_ssa parameter and avoid generating
19044 SSA names for the result false.
19045 (gimplify_call_expr): If the call may return twice do not
19046 gimplify parameters into SSA.
19047 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
19048 (gimplify_modify_expr): Adjust assert. For noreturn calls
19049 with a SSA name LHS adjust its def.
19050 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
19051 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
19052 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
19053 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
19054 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
19055 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
19056 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
19057 (optimize_target_teams): Do not allow SSA names for clause operands.
19058 (gimplify_expr): Likewise for where we mark the result addressable.
19059 * passes.def (pass_init_datastructures): Remove.
19060 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
19061 (rewrite_stmt): Likewise.
19062 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
19063 (replace_locals_op): Replace SSA names.
19064 (copy_gimple_seq_and_replace_locals): Init src_cfun.
19065 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
19066 * cgraph.c (release_function_body): Free CFG annotations only
19067 when we have a CFG. Simplify.
19068 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
19069 force_gimple_operand instead of get_initialized_tmp_var.
19070 * tree-pass.h (make_pass_init_datastructures): Remove.
19071 * tree-ssa.c (execute_init_datastructures): Remove.
19072 (pass_data_init_datastructures): Likewise.
19073 (class pass_init_datastructures): Likewise.
19074 (make_pass_init_datastructures): Likewise.
19075 * omp-low.c (create_omp_child_function): Init SSA data structures.
19076 (grid_expand_target_grid_body): Likewise.
19077 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
19078 name before adding it to names_to_release.
19079 (remove_bb): Always release SSA defs.
19080 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
19081 before dereferencing it.
19082 * cgraphunit.c (init_lowered_empty_function): Always
19083 int SSA data structures.
19084 * tree-ssanames.c (release_defs): Remove assert that we are in
19086 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
19088 2016-05-03 Jakub Jelinek <jakub@redhat.com>
19089 Uros Bizjak <ubizjak@gmail.com>
19091 PR rtl-optimization/70467
19092 * config/i386/predicates.md (x86_64_hilo_int_operand,
19093 x86_64_hilo_general_operand): New predicates.
19094 * config/i386/constraints.md (Wd): New constraint.
19095 * config/i386/i386.md (mode attr di): Use Wd instead of e.
19096 (general_hilo_operand): New mode attr.
19097 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
19098 instead of <general_operand>.
19099 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
19100 x86_64_hilo_general_operand instead of <general_operand>.
19102 2016-05-03 Jakub Jelinek <jakub@redhat.com>
19104 PR tree-optimization/70916
19105 * tree-if-conv.c (constant_or_ssa_name): Removed.
19106 (fold_build_cond_expr): Use is_gimple_val instead of
19107 constant_or_ssa_name.
19109 PR tree-optimization/70916
19110 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
19111 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
19114 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
19115 (optimize_atomic_bit_test_and): New function.
19116 (pass_fold_builtins::execute): Use it.
19117 * optabs.def (atomic_bit_test_and_set_optab,
19118 atomic_bit_test_and_complement_optab,
19119 atomic_bit_test_and_reset_optab): New optabs.
19120 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
19121 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
19122 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
19123 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
19124 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
19125 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
19126 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
19127 * doc/md.texi (atomic_bit_test_and_set@var{mode},
19128 atomic_bit_test_and_complement@var{mode},
19129 atomic_bit_test_and_reset@var{mode}): Document.
19130 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
19131 atomic_bit_test_and_complement<mode>,
19132 atomic_bit_test_and_reset<mode>): New expanders.
19133 (atomic_bit_test_and_set<mode>_1,
19134 atomic_bit_test_and_complement<mode>_1,
19135 atomic_bit_test_and_reset<mode>_1): New insns.
19137 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
19139 PR rtl-optimization/70687
19140 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
19141 instead of unsigned HOST_WIDE_INT.
19143 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
19145 PR rtl-optimization/44281
19146 * hard-reg-set.h (struct target_hard_regs): New field
19147 x_fixed_nonglobal_reg_set.
19148 (fixed_nonglobal_reg_set): New macro.
19149 * reginfo.c (init_reg_sets_1): Initialize it.
19150 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
19152 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
19154 2016-05-03 Bin Cheng <bin.cheng@arm.com>
19156 PR tree-optimization/56541
19157 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
19158 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
19159 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
19160 (any_complicated_phi): new static variable.
19161 (aggressive_if_conv): delete.
19162 (if_convertible_phi_p): support phis with more than two arguments.
19163 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
19164 critical pred edges.
19165 (ifcvt_split_critical_edges): support phis with more than two
19166 arguments by checking new parameter. only split critical edges
19168 (tree_if_conversion): handle simd pragma marked loop using new
19169 local variable aggressive_if_conv. check any_complicated_phi.
19171 2016-05-03 Bin Cheng <bin.cheng@arm.com>
19173 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
19176 2016-05-03 Bin Cheng <bin.cheng@arm.com>
19178 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
19181 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
19183 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
19184 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
19185 define_insn_and_split.
19186 (mulsi3_i): New define_insn_and_split.
19187 (mulsi3_call): Convert to define_insn.
19188 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
19189 Remove constraints.
19191 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19193 * machmode.h (mode_complex): Add support to give the complex mode
19195 (GET_MODE_COMPLEX_MODE): Likewise.
19196 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
19197 stored by build_complex_type and gfc_build_complex_type instead of
19198 trying to figure out the appropriate mode based on the size. Raise
19199 an assertion error, if the type was not set.
19200 * genmodes.c (struct mode_data): Add field for the complex type of
19202 (blank_mode): Likewise.
19203 (make_complex_modes): Remember the complex mode created in the
19205 (emit_mode_complex): Write out the mode_complex array to map a
19206 type mode to the complex version.
19207 (emit_insn_modes_c): Likewise.
19208 * tree.c (build_complex_type): Set the complex type to use before
19209 calling layout_type.
19210 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
19211 support for __float128 complex datatypes.
19212 (rs6000_hard_regno_mode_ok): Likewise.
19213 (rs6000_setup_reg_addr_masks): Likewise.
19214 (rs6000_complex_function_value): Likewise.
19215 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
19216 __float128 and __ibm128 complex.
19217 (FLOAT128_IBM_P): Likewise.
19218 (ALTIVEC_ARG_MAX_RETURN): Likewise.
19219 * doc/extend.texi (Additional Floating Types): Document that
19220 -mfloat128 must be used to enable __float128. Document complex
19221 __float128 and __ibm128 support.
19223 2016-05-02 Jakub Jelinek <jakub@redhat.com>
19226 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
19227 char/short arguments promoted to int because of promote_prototypes.
19229 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
19231 * config/i386/predicates.md (register_ssemem_operand): New predicate.
19232 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
19233 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
19234 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
19235 alternatives using "enabled" attribute. Use register_ssemem_operand
19236 as operand 1 predicate.
19237 (*cmpi<unord>xf_i387): Split XFmode pattern from
19238 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
19239 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
19240 *absneg<mode>2_i387. Disable unsupported alternatives using
19241 "enabled" attribute.
19242 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
19244 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
19246 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
19248 (oacc_loop_process): Check mask for loop termination.
19250 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
19252 * cif-code.def (CIF_THUNK): Add.
19253 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
19256 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
19258 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
19259 (dump_inline_summary): Dump it.
19260 (fp_expression_p): New predicate.
19261 (estimate_function_body_sizes): Use it.
19262 (inline_merge_summary): Merge fp_expressions.
19263 (inline_read_section): Read fp_expressions.
19264 (inline_write_summary): Write fp_expressions.
19265 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
19266 codegen boundary if either caller or callee is !fp_expressions.
19267 * ipa-inline.h (inline_summary): Add fp_expressions.
19268 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
19269 to fp_expressions be sure the fp generation flags are updated.
19271 2016-05-02 Jakub Jelinek <jakub@redhat.com>
19273 PR rtl-optimization/70467
19274 * cse.c (cse_insn): Handle no-op MEM moves after folding.
19276 PR rtl-optimization/70467
19277 * ipa-pure-const.c (check_call): Handle internal calls even in
19278 ipa mode like in local mode.
19280 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
19282 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
19284 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
19286 * match.pd (X u< X, X u> X): New transformations.
19288 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
19290 * flag-types.h (enum warn_strict_overflow_code): Move ...
19291 * coretypes.h: ... here.
19292 * fold-const.h (fold_overflow_warning): Declare.
19293 * fold-const.c (fold_overflow_warning): Make non-static.
19294 (fold_comparison): Move the transformation of X +- C1 CMP C2
19295 into X CMP C2 -+ C1 ...
19296 * match.pd: ... here.
19297 * gimple-fold.c (fold_stmt_1): Protect with
19298 fold_defer_overflow_warnings.
19300 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
19302 * omp-low.c (struct oacc_loop): Add 'inner' field.
19303 (new_oacc_loop_raw): Initialize it to zero.
19304 (oacc_loop_fixed_partitions): Initialize it.
19305 (oacc_loop_auto_partitions): Partition outermost loop to outermost
19306 available partitioning.
19308 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19310 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
19312 (umulsidi3): Likewise.
19313 (indirect_jump): Fix jump instruction assembly patterns.
19315 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
19318 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
19319 (nvptx_function_value): Assert non-NULL cfun.
19321 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
19323 PR rtl-optimization/70886
19324 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
19326 * cselib.h (rtx_equal_for_cselib_1): Declare.
19327 (rtx_equal_for_cselib_p: New inline function.
19328 * cselib.c (rtx_equal_for_cselib_p): Delete.
19329 (rtx_equal_for_cselib_1): Make public.
19331 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
19333 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
19334 (register_mixssei387nonimm_operand): Remove predicate.
19335 * config/i386/i386.md (*fop_<mode>_comm): Merge from
19336 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
19337 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
19338 for TARGET_MIX_SSE_I387 alternatives.
19339 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
19340 Disable unsupported alternatives using "enabled" attribute. Use
19341 nonimm_ssenomem_operand as operand 1 predicate. Also check
19342 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
19344 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19346 * tree.c (cst_and_fits_in_hwi): Simplify.
19348 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19350 * tree.h (wi::to_wide): New function.
19351 * expr.c (expand_expr_real_1): Use wi::to_wide.
19352 * fold-const.c (int_const_binop_1): Likewise.
19353 (extract_muldiv_1): Likewise.
19355 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19357 * wide-int.h: Update offset_int and widest_int documentation.
19358 (WI_SIGNED_SHIFT_RESULT): New macro.
19359 (wi::binary_shift): Define signed_shift_result_type for
19360 shifts on offset_int- and widest_int-like types.
19361 (generic_wide_int): Support <<= and >>= if << and >> are supported.
19362 * tree.h (int_bit_position): Use shift operators instead of wi::
19364 * alias.c (adjust_offset_for_component_ref): Likewise.
19365 * expr.c (get_inner_reference): Likewise.
19366 * fold-const.c (fold_comparison): Likewise.
19367 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
19368 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
19369 * tree-dfa.c (get_ref_base_and_extent): Likewise.
19370 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
19371 (stmt_kills_ref_p): Likewise.
19372 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
19373 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
19374 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
19375 (ao_ref_init_from_vn_reference): Likewise.
19377 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19379 * wide-int.h: Update offset_int and widest_int documentation.
19380 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
19381 (wi::binary_traits): Allow ordered comparisons between offset_int and
19382 offset_int, between widest_int and widest_int, and between either
19383 of these types and basic C types.
19384 (operator <, <=, >, >=): Define for the same combinations.
19385 * tree.h (tree_int_cst_lt): Use comparison operators instead
19386 of wi:: comparisons.
19387 (tree_int_cst_le): Likewise.
19388 * gimple-fold.c (fold_array_ctor_reference): Likewise.
19389 (fold_nonarray_ctor_reference): Likewise.
19390 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
19391 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
19392 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
19393 * tree-sra.c (completely_scalarize): Likewise.
19394 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
19395 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
19396 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
19397 (check_for_binary_op_overflow): Likewise.
19398 (search_for_addr_array): Likewise.
19399 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
19401 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19403 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
19404 (arc_save_restore): Likewise.
19405 (arc_dwarf_register_span): Likewise.
19406 (arc_output_pic_addr_const): Initialize suffix variable.
19408 2016-05-02 Martin Liska <mliska@suse.cz>
19410 * symbol-summary.h (function_summary::function_summary):
19411 Remove checking assert for all cgraph nodes.
19412 (function_summary::get): Check summary_uid.
19413 (symtab_insertion): Check summary_uid.
19415 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19417 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
19418 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
19419 bmaskn instruction.
19420 (arc_dwarf_register_span): Remove enum keyword.
19421 (compact_memory_operand_p): New function.
19422 * config/arc/arc.h (reg_class): Add code density register classes.
19423 (REG_CLASS_NAMES): Likewise.
19424 (REG_CLASS_CONTENTS): Likewise.
19425 * config/arc/arc.md (*movqi_insn): Add code density instructions.
19426 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
19427 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
19428 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
19429 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
19431 (h, Rcd, Rsd, Rzd): New register constraints.
19432 (T): Use compact_memory_operand_p function.
19433 * config/arc/predicates.md (compact_load_memory_operand): Remove.
19435 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
19437 * config/sh/sh.md (*negnegt, *movtt): Remove.
19439 2016-05-02 Marek Polacek <polacek@redhat.com>
19440 Tom de Vries <tom@codesourcery.com>
19442 PR tree-optimization/70700
19443 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
19444 bigger than FIRST_REF_NODE.
19446 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
19449 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
19451 (prepare_cbranch_operands): Don't use scratch register. Assume that
19452 function is used when pseudos can be created.
19453 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
19454 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
19455 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
19456 define_expand. Allow it only when pseudos can be created.
19457 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
19459 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
19461 * config/i386/constraints.md (BC): Only allow -1 operands.
19462 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
19463 Add "enabled" attribute. Update XI mode attribute calculation.
19464 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
19465 (*movoi_internal_avx): Update XI mode attribute calculation.
19466 (*movti_internal): Ditto.
19468 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19470 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
19471 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
19473 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
19475 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
19476 statement on instruction code. Remove trailing spaces.
19477 (altivec_expand_stv_builtin): Likewise.
19479 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19481 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
19482 (TARGET_FPU_DOUBLE): Simplify.
19483 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
19484 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
19485 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
19486 with 'TARGET_FPU_DOUBLE'.
19487 * config/sh/sh.md: Likewise.
19489 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
19491 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
19492 SH_DIV_STR_FOR_SIZE): Remove.
19493 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
19494 SH_DIV_STR_FOR_SIZE): Remove.
19496 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19498 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
19499 logical_reg_operand): Delete.
19500 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
19501 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
19502 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
19503 match_operand and match_test.
19504 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
19505 variables on their first use. Return bool values.
19506 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
19507 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
19508 arith_reg_operand for input operand. Remove empty constraints.
19510 (*xorsi3_compact): Rename to xorsi3.
19511 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
19512 (*zero_extend<mode>si2_disp_mem): Update comment.
19515 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
19517 * config/sh/t-sh: Remove SH5 support.
19518 * config.gcc: Likewise.
19519 * configure: Likewise.
19521 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19523 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
19525 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
19527 * config/sh/sh.c (register_sh_passes, sh_option_override,
19528 sh_print_operand, prepare_move_operands,
19529 sh_can_follow_jump): Remove TARGET_SH1 checks.
19530 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
19531 PROMOTE_MODE): Likewise.
19532 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
19535 2016-04-30 Alan Modra <amodra@gmail.com>
19537 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
19538 restoring when fixed_reg_p, but allow out-of-line or stmw save.
19539 Check for user regs later to avoid unnecessary looping over regs.
19540 Merge user reg check with non-saved reg check. Don't force
19541 inline VR restore when static chain used.
19542 (rs6000_frame_related): Omit eh_frame info for user regs when
19544 (fixed_regs_p): Delete.
19546 2016-04-30 Alan Modra <amodra@gmail.com>
19548 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
19549 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
19552 2016-04-30 Alan Modra <amodra@gmail.com>
19555 * config/rs6000/rs6000.c (fixed_reg_p): New function.
19556 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
19559 2016-04-30 Alan Modra <amodra@gmail.com>
19561 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
19562 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
19563 flag_pic test for Darwin.
19565 2016-04-30 Alan Modra <amodra@gmail.com>
19567 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
19568 throw_calls_crossed.
19569 (REG_FREQ_CALLS_CROSSED): Delete.
19570 (REG_N_THROWING_CALLS_CROSSED): Delete.
19571 * regstat.c (regstat_bb_compute_ri): Don't calculate
19572 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
19573 (dump_reg_info): Don't print call cross frequency.
19574 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
19575 and REG_N_THROWING_CALLS_CROSSED.
19577 2016-04-30 Alan Modra <amodra@gmail.com>
19579 * regs.h (struct reg_info_t): Delete live_length.
19580 (REG_LIVE_LENGTH): Delete macro.
19581 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
19582 local_live, local_processed and local_live_last_luid params.
19583 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
19585 (regstat_compute_ri): Adjust for above. Don't set
19587 (dump_reg_info): Don't print live length.
19588 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
19589 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
19590 Localize loop_depth var.
19592 2016-04-30 Alan Modra <amodra@gmail.com>
19594 * ira.c (enum valid_equiv): New.
19595 (validate_equiv_mem): Return enum.
19596 (update_equiv_mem): Create replacement in more cases.
19597 (add_store_equivs): Update validate_equiv_mem call.
19599 2016-04-30 Alan Modra <amodra@gmail.com>
19601 * ira.c (combine_and_move_insns): Rather than scanning insns,
19602 use DF infrastucture to find use and def insns.
19604 2016-04-30 Alan Modra <amodra@gmail.com>
19606 ira.c (combine_and_move_insns): Move invariant conditions..
19607 (ira.c): ..to here. Call combine_and_move_insns before
19608 add_store_equivs. Call grow_reg_equivs later. Allocate
19609 req_equiv later using max_reg_num() rather than global max_regno.
19610 (contains_replace_regs): Delete.
19611 (add_store_equivs): Remove contains_replace_regs test.
19613 2016-04-30 Alan Modra <amodra@gmail.com>
19615 * ira.c (struct equiv_mem_data): New.
19616 (equiv_mem, equiv_mem_modified): Delete static vars.
19617 (validate_equiv_mem_from_store): Use "data" param to communicate..
19618 (validate_equiv_mem): ..from here.
19620 2016-04-30 Alan Modra <amodra@gmail.com>
19622 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
19624 (update_reg_equivs): ..here. Move allocation and freeing of
19625 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
19626 end_alias_analysis to..
19629 2016-04-30 Alan Modra <amodra@gmail.com>
19631 * ira.c (pdx_subregs): Delete.
19632 (struct equivalence): Add pdx_subregs field.
19633 (set_paradoxical_subreg): Remove pdx_subregs param. Update
19634 pdx_subregs access.
19635 (update_equiv_regs): Don't create or free pdx_subregs. Update
19636 pdx_subregs access.
19638 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19640 * config/rs6000/altivec.h: Change definitions of vec_xl and
19642 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
19643 (LD_ELEMREV_V2DI): New.
19644 (LD_ELEMREV_V4SF): New.
19645 (LD_ELEMREV_V4SI): New.
19646 (LD_ELEMREV_V8HI): New.
19647 (LD_ELEMREV_V16QI): New.
19648 (ST_ELEMREV_V2DF): New.
19649 (ST_ELEMREV_V2DI): New.
19650 (ST_ELEMREV_V4SF): New.
19651 (ST_ELEMREV_V4SI): New.
19652 (ST_ELEMREV_V8HI): New.
19653 (ST_ELEMREV_V16QI): New.
19656 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19657 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
19658 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
19659 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
19660 (altivec_expand_builtin): Add handling for
19661 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
19662 (rs6000_invalid_builtin): Add error-checking for
19663 RS6000_BTM_P9_VECTOR.
19664 (altivec_init_builtins): Define builtins used to implement vec_xl
19666 (rs6000_builtin_mask_names): Define power9-vector.
19667 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
19668 (RS6000_BTM_P9_VECTOR): Define.
19669 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
19670 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
19671 (vsx_ld_elemrev_v2df): Likewise.
19672 (vsx_ld_elemrev_v4sf): Likewise.
19673 (vsx_ld_elemrev_v4si): Likewise.
19674 (vsx_ld_elemrev_v8hi): Likewise.
19675 (vsx_ld_elemrev_v16qi): Likewise.
19676 (vsx_st_elemrev_v2df): Likewise.
19677 (vsx_st_elemrev_v2di): Likewise.
19678 (vsx_st_elemrev_v4sf): Likewise.
19679 (vsx_st_elemrev_v4si): Likewise.
19680 (vsx_st_elemrev_v8hi): Likewise.
19681 (vsx_st_elemrev_v16qi): Likewise.
19682 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
19685 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
19687 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
19689 (simplify_control_stmt_condition_1): ... here. Recurse into
19690 BIT_AND_EXPRs and BIT_IOR_EXPRs.
19692 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
19695 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
19696 (zero_extendqi<mode>2_dot): Revert earlier conversion from
19697 define_insn_and_split to define_insn.
19698 (zero_extendqi<mode>2_dot2): Same.
19699 (extendqi<mode>2_dot): Same.
19700 (extendqi<mode>2_dot2): Same.
19702 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19704 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
19705 (probe_stack): New expander.
19706 (probe_stack_<mode>): New insn pattern.
19708 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19710 * config/i386/i386.md
19711 (operations with memory inputs setting flags peephole2):
19712 Remove uneeded REG_P checks. Cleanup pattern generation.
19714 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
19716 * tree-vect-loop.c (vect_transform_loop): Fix
19717 nb_iterations_upper_bound computation for vectorized loop.
19719 2016-04-29 Marek Polacek <polacek@redhat.com>
19720 Jakub Jelinek <jakub@redhat.com>
19723 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
19724 TARGET_EXPR_SLOT as a base.
19726 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
19728 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
19729 with 'rCm2' constraints to limit possible immediate size.
19730 (*load_zeroextendqisi_update): Likewise.
19731 (*load_signextendqisi_update): Likewise.
19732 (*loadhi_update): Likewise.
19733 (*load_zeroextendhisi_update): Likewise.
19734 (*load_signextendhisi_update): Likewise.
19735 (*loadsi_update): Likewise.
19736 (*loadsf_update): Likewise.
19738 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19740 * config/i386/predicates.md (constm1_operand): Fix comparison.
19742 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
19744 * testsuite/gcc.target/arc/ieee_eq.c: New test.
19746 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
19748 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
19749 remaining SH5 related settings.
19750 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
19751 shmedia_prepare_call_address): Delete.
19752 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
19753 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
19754 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
19755 UNSUPPORTED_SH2A): Remove m5 checks.
19756 (sh_divide_strategy_e): Remove SH5 division strategies.
19757 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
19758 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
19760 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
19762 * config/s390/s390.c (s390_rtx_costs): Update documentation.
19764 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19766 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
19767 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
19768 Change lder to ldr.
19769 * config/s390/vector.md ("mov<mode>"): Likewise.
19771 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
19773 * config/s390/constraints.md ("U", "W"): Invoke
19774 s390_mem_constraint with "ZR" and "ZT".
19775 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
19776 addresses when using LRA. Accept also short displacements for S
19777 and T constraints. Do not check for long displacement target for
19778 S and T constraints.
19779 (s390_mem_constraint): Remove handling of U and W constraints.
19780 * config/s390/s390.md (various patterns): Remove the short
19781 displacement constraints (Q and R) if a long displacement
19782 constraint is present. Add longdisp as required CPU capability.
19783 * config/s390/vector.md: Likewise.
19784 * config/s390/vx-builtins.md: Likewise.
19786 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19789 * reload1.c (reload): Call finish_spills before
19790 restarting reload loop. Skip select_reload_regs
19791 if update_eliminables_and_spill returns true.
19793 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
19795 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
19796 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
19797 (umulhisi3_imm): Update predicates and constraint letters.
19798 (umulhisi3_reg): Declare instruction as commutative.
19799 * config/arc/constraints.md (J12, J16): New constraints.
19800 * config/arc/predicates.md (short_unsigned_const_operand): New
19802 (arc_short_operand): Likewise.
19803 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
19805 2016-04-29 Richard Biener <rguenther@suse.de>
19807 PR tree-optimization/13962
19808 PR tree-optimization/65686
19809 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
19810 * tree-ssa-alias.c (ptrs_compare_unequal): New function
19811 using PTA to compare pointers.
19812 * match.pd: Add pattern for pointer equality compare simplification
19813 using ptrs_compare_unequal.
19815 2016-04-29 Richard Biener <rguenther@suse.de>
19817 * stor-layout.c (layout_type): Do not build a pointer-to-element
19820 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19822 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
19823 Use SWI mode iterator. Use general_reg_operand predicate.
19824 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
19825 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
19828 2016-04-29 Jakub Jelinek <jakub@redhat.com>
19830 PR middle-end/70843
19831 * fold-const.c (operand_equal_p): Don't verify hash value equality
19833 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
19836 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19839 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
19840 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
19841 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
19842 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
19843 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
19845 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19847 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
19848 to info. Don't initialize separate fields to 0. Clean up
19851 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19853 * config/i386/i386.md (peephole2s for operations with memory inputs):
19854 Use SWI mode iterator.
19855 (peephole2s for operations with memory outputs): Ditto.
19856 Do not check for stack checking probe.
19858 (probe_stack): Remove expander.
19860 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19861 Andrew Burgess <andrew.burgess@embecosm.com>
19863 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
19864 operands as 32-bits.
19866 2016-04-28 Jason Merrill <jason@redhat.com>
19868 * gdbinit.in: Skip line-map.h.
19870 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19871 Andrew Burgess <andrew.burgess@embecosm.com>
19873 * config/arc/arc.c (arc_conditional_register_usage): Take
19874 TARGET_RRQ_CLASS into account.
19875 (arc_print_operand): Support printing 'p' and 's' operands.
19876 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
19878 (TARGET_RRQ_CLASS): Define.
19879 (IS_POWEROF2_OR_0_P): Define.
19880 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
19882 (*tst_movb): New define_insn.
19883 (*tst): Avoid recognition if it could prevent '*tst_movb'
19884 combination; replace c/CnL with c/Chs alternative.
19885 (*tst_bitfield_tst): New define_insn.
19886 (*tst_bitfield_asr): New define_insn.
19887 (*tst_bitfield): New define_insn.
19888 (andsi3_i): Add Rrq variant.
19889 (extzv): New define_expand.
19890 (insv): New define_expand.
19891 (*insv_i): New define_insn.
19892 (*movb): New define_insn.
19893 (*movb_signed): New define_insn.
19894 (*movb_high): New define_insn.
19895 (*movb_high_signed): New define_insn.
19896 (*movb_high_signed + 1): New define_split pattern.
19897 (*mrgb): New define_insn.
19898 (*mrgb + 1): New define_peephole2 pattern.
19899 (*mrgb + 2): New define_peephole2 pattern.
19900 * config/arc/arc.opt (mbitops): New option for nps400, uses
19901 TARGET_NPS_BITOPS_DEFAULT.
19902 * config/arc/constraints.md (q): Make register class conditional.
19903 (Rrq): New register constraint.
19904 (Chs): New constraint.
19905 (Clo): New constraint.
19906 (Chi): New constraint.
19907 (Cbf): New constraint.
19908 (Cbn): New constraint.
19909 (C18): New constraint.
19910 (Cbi): New constraint.
19912 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19914 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
19916 (bitmap_intersection_of_preds): Ditto.
19917 (bitmap_union_of_succs): Ditto.
19918 (bitmap_union_of_preds): Ditto.
19919 * sbitmap.c (do_popcount): Delete.
19920 (BITMAP_DEBUGGING): Delete.
19921 (sbitmap_verify_popcount): Delete.
19922 (sbitmap_alloc): Don't initialize the popcount field.
19923 (sbitmap_alloc_with_popcount): Delete.
19924 (sbitmap_resize): Don't resize the popcount array.
19925 (sbitmap_vector_alloc): Don't initialize the popcount field.
19926 (bitmap_copy): Don't copy the popcount array.
19927 (bitmap_clear): Don't clear the popcount array.
19928 (bitmap_clear): Delete the popcount array handling.
19929 (bitmap_ior_and_compl): Delete the popcount assert.
19930 (bitmap_not): Ditto.
19931 (bitmap_and_compl): Ditto.
19932 (bitmap_and): Delete the popcount array handling.
19933 (bitmap_xor): Ditto.
19934 (bitmap_ior): Ditto.
19935 (bitmap_or_and): Delete the popcount assert.
19936 (bitmap_and_or): Ditto.
19937 (popcount_table): Delete.
19938 (sbitmap_elt_popcount): Delete.
19939 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
19940 (bitmap_set_bit): Delete the popcount assert.
19941 (bitmap_clear_bit): Ditto.
19942 (sbitmap_free): Don't free the popcount array.
19943 (sbitmap_alloc_with_popcount): Delete declaration.
19944 (sbitmap_popcount): Ditto.
19946 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19947 Andrew Burgess <andrew.burgess@embecosm.com>
19949 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
19950 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
19951 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
19952 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
19953 * config/arc/arc.opt (mcmem): New option.
19954 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
19955 supply length for r/m alternative.
19956 (*extendqisi2_ac): Likewise.
19957 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
19959 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
19960 (movhi_insn): Likewise.
19961 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
19962 (*zero_extendqihi2_i): Add r/Ucm alternative.
19963 (*zero_extendqisi2_ac): Likewise.
19964 (*zero_extendhisi2_i): Likewise.
19965 * config/arc/constraints.md (Uex): New memory constraint.
19966 (Ucm): New define_constraint.
19967 * config/arc/predicates.md (long_immediate_loadstore_operand):
19968 Return 0 for MEM with cmem_address address.
19969 (cmem_address_0): New predicates.
19970 (cmem_address_1): Likewise.
19971 (cmem_address_2): Likewise.
19972 (cmem_address): Likewise.
19974 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19976 * config/rs6000/rs6000.c (machine_function): Rename
19977 insn_chain_scanned_p to spe_insn_chain_scanned_p.
19978 (rs6000_stack_info): Adjust.
19980 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19981 Andrew Burgess <andrew.burgess@embecosm.com>
19983 * config/arc/constraints.md (Usd): Convert to define_constraint.
19987 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19990 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
19991 Add new peephole2 where the first insn is *mov<mode>_or instead of
19992 *mov<mode>_internal.
19994 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
19996 * tracer.c (bb_seen): Make static.
19998 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
20000 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
20001 support, setup defaults.
20002 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
20003 * config/arc/arc.c (arc_init): Add NPS400 support.
20004 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
20005 (TARGET_ARC700): NPS400 is also an ARC700.
20006 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
20008 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
20011 * config/nds32/nds32.md (casesi): Don't access the operands array
20014 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
20016 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
20017 (or $-1,reg peephole2): Ditto.
20018 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
20020 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
20022 * doc/extend.texi (Common Function Attributes) [optimize]:
20023 Discourage use of the optimize attribute.
20025 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
20027 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
20028 special case builtin.
20029 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
20030 ALTIVEC_BUILTIN_VEC_ADDE.
20031 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20032 support for ALTIVEC_BUILTIN_VEC_ADDE.
20033 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20034 for __builtin_vec_adde.
20036 2016-04-28 Jakub Jelinek <jakub@redhat.com>
20038 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
20039 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
20041 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20044 * doc/sourcebuild.texi (Effective-Target Keywords, Other
20045 attributes): Document cilkplus_runtime.
20047 2016-04-28 Martin Jambor <mjambor@suse.cz>
20049 * tree-cfg.c (verify_expr): Verify that local declarations belong to
20050 this function. Call verify_expr on MEM_REFs and bases of other
20051 handled_components.
20053 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20055 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
20056 for WORD_REGISTER_OPERATIONS to runtime check.
20058 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
20060 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
20062 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
20064 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
20065 big-endian compilation.
20066 * config/arc/arc.md (addf3): Likewise.
20067 (subdf3): Likewise.
20068 (muldf3): Likewise.
20070 2016-04-28 Richard Biener <rguenther@suse.de>
20072 PR tree-optimization/70840
20073 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
20074 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
20075 Mark x * pow(x,c) -> pow(x,c+1) commutative.
20076 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
20078 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20080 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
20081 and explain why in a comment.
20083 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
20085 * config/arc/arc.md (cpu_facility): Add fpx variant.
20086 (subdf3): Prohibit use reverse sub when assist operations option
20088 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
20089 instructions only when FPX is enabled.
20090 * testsuite/gcc.target/arc/trsub.c: New test.
20092 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
20094 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
20095 mult_operator when calculating "type" attribute.
20096 (*fop_<mode>_1_i387): Ditto.
20097 (*fop_xf_1_i387): Ditto.
20098 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
20099 Use std::swap to swap operands. Use RTL expressions to generate
20102 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
20103 Joern Rennecke <joern.rennecke@embecosm.com>
20105 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
20107 (emit_pic_move): Remove.
20108 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
20109 * config/arc/arc.c (emit_pic_move): Removed.
20110 (TARGET_HAVE_TLS): Define.
20111 (arc_conditional_register_usage): Test for arc_tp_regno.
20112 (arc_print_operand, arc_print_operand_address): Handle TLS
20114 (arc_needs_pcl_p): New function.
20115 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
20116 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
20117 (arc_raw_symbolic_reference_mentioned_p): Likewise.
20118 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
20119 (arc_legitimize_tls_address): Likewise.
20120 (DTPOFF_ZERO_SYM): Define.
20121 (arc_legitimize_pic_address): Make it static, handle TLS cases.
20122 (arc_output_pic_addr_const): Print TLS unspecs.
20123 (prepare_pic_move): New function, replaces emit_pic_move.
20124 (arc_legitimate_constant_p): Handle TLS unspecs.
20125 (arc_legitimate_address_p): Likewise.
20126 (arc_rewrite_small_data_p): Use assert for TLS constants.
20127 (prepare_move_operands): Use prepare_pic_move.
20128 (arc_legitimize_address): Legitimize tls addresses.
20129 (arc_epilogue_uses): Check for arc_tp_regno.
20130 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
20131 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
20133 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
20135 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
20136 %(arc_tls_extra_start_spec).
20137 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
20138 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
20140 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
20141 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
20142 (UNSPEC_TLS_OFF): Add.
20144 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
20145 (get_thread_pointersi): New patterns.
20146 * config/arc/arc.opt (mtp-regno): New option.
20147 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
20148 (move_dest_operand): Likewise.
20149 * configure: Regenerate.
20150 * configure.ac: Add arc*-*-* case to test for tls.
20151 * doc/invoke.texi (ARC options): Document mtp-regno.
20153 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
20155 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
20156 the new ARC HS SIMD instructions.
20157 (arc_preferred_simd_mode): New function.
20158 (arc_autovectorize_vector_sizes): Likewise.
20159 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
20160 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
20161 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
20162 (arc_init_builtins): Add new SIMD builtin types.
20163 (arc_split_move): Handle 64 bit vector moves.
20164 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
20165 (TARGET_PLUS_QMACW): Define.
20166 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
20167 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
20168 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
20169 (VSUBADD4H): New builtins.
20170 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
20171 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
20173 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
20174 Matthias Klose <doko@debian.org>
20176 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
20178 2016-04-28 Richard Biener <rguenther@suse.de>
20180 PR middle-end/70777
20181 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
20184 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
20186 * common/config/sh/sh-common.c: Remove SH5 support.
20187 * config/sh/constraints.md: Likewise.
20188 * config/sh/config/sh/elf.h: Likewise.
20189 * config/sh/linux.h: Likewise.
20190 * config/sh/netbsd-elf.h: Likewise.
20191 * config/sh/predicates.md: Likewise.
20192 * config/sh/sh-c.c: Likewise.
20193 * config/sh/sh-protos.h: Likewise.
20194 * config/sh/sh.c: Likewise.
20195 * config/sh/sh.h: Likewise.
20196 * config/sh/sh.md: Likewise.
20197 * config/sh/sh.opt: Likewise.
20198 * config/sh/sync.md: Likewise.
20199 * config/sh/sh64.h: Delete.
20200 * config/sh/shmedia.h: Likewise.
20201 * config/sh/shmedia.md: Likewise.
20202 * config/sh/sshmedia.h: Likewise.
20203 * config/sh/t-netbsd-sh5-64: Likewise.
20204 * config/sh/t-sh64: Likewise.
20205 * config/sh/ushmedia.h: Likewise.
20207 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
20209 * config/i386/i386.md (sign_extend to memory peephole2s): Use
20210 general_reg_operand instead of register_operand predicate.
20212 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20214 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
20216 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
20218 * match.pd (A - B > A, A + B < A): New transformations.
20220 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
20222 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
20223 which defaults to true. Emit an outer pair of parentheses only if
20224 EMIT_PARENS. When continuing a chain of && or || (or & or |),
20225 don't emit parentheses for the right-hand operand.
20227 2016-04-27 Jeff Law <law@redhat.com>
20229 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
20231 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20233 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
20234 (altivec_lvx_<mode>_internal): Document.
20235 (altivec_lvx_<mode>_2op): New define_insn.
20236 (altivec_lvx_<mode>_1op): Likewise.
20237 (altivec_lvx_<mode>_2op_si): Likewise.
20238 (altivec_lvx_<mode>_1op_si): Likewise.
20239 (altivec_stvx_<mode>): Remove.
20240 (altivec_stvx_<mode>_internal): Document.
20241 (altivec_stvx_<mode>_2op): New define_insn.
20242 (altivec_stvx_<mode>_1op): Likewise.
20243 (altivec_stvx_<mode>_2op_si): Likewise.
20244 (altivec_stvx_<mode>_1op_si): Likewise.
20245 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20246 Expand vec_ld and vec_st during parsing.
20247 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
20249 (altivec_expand_stvx_be): Likewise.
20250 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
20251 address-masking behavior in RTL.
20252 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
20253 address-masking behavior in RTL.
20254 (altivec_expand_builtin): Change builtin code arguments for calls
20255 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
20256 (insn_is_swappable_p): Avoid incorrect swap optimization in the
20257 presence of lvx/stvx patterns.
20258 (alignment_with_canonical_addr): New function.
20259 (alignment_mask): Likewise.
20260 (find_alignment_op): Likewise.
20261 (recombine_lvx_pattern): Likewise.
20262 (recombine_stvx_pattern): Likewise.
20263 (recombine_lvx_stvx_patterns): Likewise.
20264 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
20265 stvx patterns from expand.
20266 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
20268 (vector_altivec_store_<mode>): Likewise.
20270 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
20272 * config/aarch64/aarch64.md
20273 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
20274 remove the "fp" attributes.
20275 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
20276 add the "simd" attributes.
20277 (*movdf_aarch64): Likewise.
20278 (*movtf_aarch64): Remove the "fp" attributes.
20279 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
20280 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
20282 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20284 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
20285 rtx to rtx_code_label *.
20286 * rtl.h (maybe_set_first_label_num): Likewise.
20288 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20290 * df-core.c (df_add_problem): Make the problem param be const.
20291 (df_remove_problem): Make local "problem" be const.
20292 * df-problems.c (problem_RD): Make const.
20293 (problem_LR): Likewise.
20294 (problem_LIVE): Likewise.
20295 (problem_MIR): Likewise.
20296 (problem_CHAIN): Likewise.
20297 (problem_WORD_LR): Likewise.
20298 (problem_NOTE): Likewise.
20299 (problem_MD): Likewise.
20300 * df-scan.c (problem_SCAN): Likewise.
20301 * df.h (struct df_problem): Make field "dependent_problem" be
20303 (struct dataflow): Likewise for field "problem".
20304 (df_add_problem): Make param const.
20306 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
20308 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
20309 inter-unit moves to/from vector registers are enabled. Do not disable
20312 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20314 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
20315 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
20317 (enum df_problem_id): ...this new enum.
20318 (struct df_problem): Convert field "id" from "int" to
20319 enum df_problem_id.
20321 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20323 * rtl.def: Update comment for "things in the instruction chain" to
20324 reflect the removal of the leading "i" field for INSN_UID in
20325 r210360. Fix bogus apostrophe.
20327 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
20329 * config/i386/i386.md
20330 (lea arith with mem operand + setcc peephole2): Set operator mode.
20332 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
20335 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
20336 (dimode_scalar_to_vector_candidate_p): This.
20337 (timode_scalar_to_vector_candidate_p): New function.
20338 (scalar_to_vector_candidate_p): Likewise.
20339 (timode_check_non_convertible_regs): Likewise.
20340 (timode_remove_non_convertible_regs): Likewise.
20341 (remove_non_convertible_regs): Likewise.
20342 (remove_non_convertible_regs): Renamed to ...
20343 (dimode_remove_non_convertible_regs): This.
20344 (scalar_chain::~scalar_chain): Make it virtual.
20345 (scalar_chain::compute_convert_gain): Make it pure virtual.
20346 (scalar_chain::mark_dual_mode_def): Likewise.
20347 (scalar_chain::convert_insn): Likewise.
20348 (scalar_chain::convert_registers): Likewise.
20349 (scalar_chain::add_to_queue): Make it protected.
20350 (scalar_chain::emit_conversion_insns): Likewise.
20351 (scalar_chain::replace_with_subreg): Likewise.
20352 (scalar_chain::replace_with_subreg_in_insn): Likewise.
20353 (scalar_chain::convert_op): Likewise.
20354 (scalar_chain::convert_reg): Likewise.
20355 (scalar_chain::make_vector_copies): Likewise.
20356 (scalar_chain::convert_registers): New pure virtual function.
20357 (class dimode_scalar_chain): New class.
20358 (class timode_scalar_chain): Likewise.
20359 (scalar_chain::mark_dual_mode_def): Renamed to ...
20360 (dimode_scalar_chain::mark_dual_mode_def): This.
20361 (timode_scalar_chain::mark_dual_mode_def): New function.
20362 (timode_scalar_chain::convert_insn): Likewise.
20363 (dimode_scalar_chain::convert_registers): Likewise.
20364 (scalar_chain::compute_convert_gain): Renamed to ...
20365 (dimode_scalar_chain::compute_convert_gain): This.
20366 (scalar_chain::replace_with_subreg): Renamed to ...
20367 (dimode_scalar_chain::replace_with_subreg): This.
20368 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
20369 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
20370 (scalar_chain::make_vector_copies): Renamed to ...
20371 (dimode_scalar_chain::make_vector_copies): This.
20372 (scalar_chain::convert_reg): Renamed to ...
20373 (dimode_scalar_chain::convert_reg ): This.
20374 (scalar_chain::convert_op): Renamed to ...
20375 (dimode_scalar_chain::convert_op): This.
20376 (scalar_chain::convert_insn): Renamed to ...
20377 (dimode_scalar_chain::convert_insn): This.
20378 (scalar_chain::convert): Call convert_registers.
20379 (convert_scalars_to_vector): Change to scalar_chain pointer to
20380 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
20381 in 32-bit mode. Delete scalar_chain pointer. Call
20382 free_dominance_info in 64-bit mode.
20383 (pass_stv::gate): Remove TARGET_64BIT check.
20384 (ix86_option_override): Put the 64-bit STV pass before the CSE
20387 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
20389 * dwarf2out.h (struct dw_loc_descr_node): Remove the
20390 dw_loc_frame_offset field.
20391 * dwarf2out.c (new_loc_descr): Likewise.
20392 (resolve_args_picking_1): Turn the VISITED hash set into a
20393 FRAME_OFFSET hash map. Use it to associate a frame offset to
20394 visited nodes. Remove uses of the CHECKING_P macro.
20395 (resolve_args_picking): Update call to resolve_args_picking_1.
20397 2016-04-27 Martin Liska <mliska@suse.cz>
20399 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
20400 (free_loop_data): Release vuses of groups.
20402 2016-04-27 Bin Cheng <bin.cheng@arm.com>
20404 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
20405 instead of redundant use_id and boolean have_use_for.
20406 (struct iv_use): Change sub_id into group_id. Remove field next.
20407 Move fields: related_cands, n_map_members, cost_map and selected
20409 (struct iv_group): ... here. New structure.
20410 (struct iv_common_cand): Use structure declaration directly.
20411 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
20412 (MAX_CONSIDERED_USES): Rename macro to ...
20413 (MAX_CONSIDERED_GROUPS): ... here.
20414 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
20415 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
20416 (dump_uses): Rename to ...
20417 (dump_groups): ... here. Update all uses.
20418 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
20419 (find_induction_variables): Refactor format of dump information.
20420 (record_sub_use): Delete.
20421 (record_use): Update all uses.
20422 (record_group): New function.
20423 (record_group_use, find_interesting_uses_op): Call above functions.
20425 (find_interesting_uses_cond): Ditto.
20426 (group_compare_offset): New function.
20427 (split_all_small_groups): Rename to ...
20428 (split_small_address_groups_p): ... here. Update all uses.
20429 (split_address_groups): Update all uses.
20430 (find_interesting_uses): Refactor format of dump information.
20431 (add_candidate_1): Update all uses. Remove redundant check on iv,
20433 (add_candidate, record_common_cand): Remove redundant assert.
20434 (add_iv_candidate_for_biv): Update use.
20435 (add_iv_candidate_derived_from_uses): Update all uses.
20436 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
20437 (alloc_use_cost_map): Ditto.
20438 (set_use_iv_cost, get_use_iv_cost): Rename to ...
20439 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
20440 (determine_use_iv_cost_generic): Ditto.
20441 (determine_group_iv_cost_generic): Ditto.
20442 (determine_use_iv_cost_address): Ditto.
20443 (determine_group_iv_cost_address): Ditto.
20444 (determine_use_iv_cost_condition): Ditto.
20445 (determine_group_iv_cost_cond): Ditto.
20446 (determine_use_iv_cost): Ditto.
20447 (determine_group_iv_cost): Ditto.
20448 (set_autoinc_for_original_candidates): Update all uses.
20449 (find_iv_candidates): Update all uses. Refactor dump information.
20450 (determine_use_iv_costs): Ditto.
20451 (determine_iv_costs): Ditto.
20452 (iv_ca_cand_for_use): Rename to ...
20453 (iv_ca_cand_for_group): ... here. Update all uses.
20454 (iv_ca_add_use, iv_ca_add_group): Ditto.
20455 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
20456 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
20457 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
20458 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
20459 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
20460 (create_new_iv, adjust_iv_update_pos): Ditto.
20461 (rewrite_use_address): Delete.
20462 (rewrite_use_address_1): Rename to ...
20463 (rewrite_use_address): ... here.
20464 (rewrite_use_compare): Update all uses.
20465 (rewrite_use): Delete.
20466 (rewrite_uses): Rename to ...
20467 (rewrite_groups): ... here. Update all uses.
20468 (remove_unused_ivs, free_loop_data): Update all uses.
20469 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
20471 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20473 * rtlanal.c (nonzero_bits1): Convert preprocessor check
20474 for WORD_REGISTER_OPERATIONS to runtime check.
20476 2016-04-27 Richard Biener <rguenther@suse.de>
20479 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
20480 aggregate_value_p to determine if a function result is
20481 returned by reference.
20482 (ipa_pta_execute): Functions having their address taken are
20483 not automatically nonlocal.
20485 2016-04-27 Jakub Jelinek <jakub@redhat.com>
20488 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
20489 * fold-const.c (operand_equal_p): If flag_checking and
20490 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
20491 and if it returns non-zero, assert iterative_hash_expr on both
20494 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
20496 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
20498 2016-04-27 Nick Clifton <nickc@redhat.com>
20500 PR middle-end/49889
20501 * varasm.c (merge_weak): Generate an error if an attempt is made
20502 to convert a non-weak static function into a weak, public function.
20504 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20506 * params.def (MAX_PARTITION_SIZE): New param.
20507 * doc/invoke.texi: Document lto-max-partition.
20509 2016-04-27 Richard Biener <rguenther@suse.de>
20512 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
20513 function cummulating used_from_other_partition, externally_visible
20514 and force_output from aliases.
20515 (refered_from_nonlocal_var): Likewise.
20516 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
20517 node flags properly.
20519 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
20521 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
20522 (-Wmemset-elt-size): New item.
20524 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
20527 * stor-layout.h (internal_reference_types): Delete.
20528 * stor-layout.c (reference_types_internal): Likewise.
20529 (internal_reference_types): Likewise.
20530 (layout_type) <REFERENCE_TYPE>: Adjust.
20532 2016-04-27 Jakub Jelinek <jakub@redhat.com>
20535 * tree.h (inchash::add_expr): Add FLAGS argument.
20536 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
20537 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
20538 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
20539 Formatting fix. Adjust recursive calls. For tcc_comparison,
20540 if swap_tree_comparison (code) is smaller than code, hash that
20541 and arguments in the other order. Hash CONVERT_EXPR the same
20542 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
20543 of ADDR_EXPR of decl as the decl itself. Add or remove
20544 OEP_ADDRESS_OF from recursive flags as needed. For
20545 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
20546 operands commutatively and only the third one normally.
20547 For internal CALL_EXPR hash in CALL_EXPR_IFN.
20549 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
20551 * config/rtems.h (LIB_SPEC): Add -latomic.
20553 2016-04-27 Joel Sherrill <joel@rtems.org>
20555 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
20556 xilink.ld and flags not relevant to RTEMS.
20558 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
20560 * toplev.c (backend_init_target): Avoid calling init_reload when using
20563 2016-04-26 Jakub Jelinek <jakub@redhat.com>
20565 * reorg.c (try_merge_delay_insns): Declare i and j inside the
20566 for loops rather than one for the whole function.
20568 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
20570 * match.pd (X + CST CMP X): New transformation.
20572 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
20574 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
20575 * fold-const.c (fold_binary_loc): Remove 2 transformations
20576 superseded by match.pd.
20577 * match.pd (x+x -> x*2): Generalize to integers.
20579 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
20581 * config/i386/i386.md (operation on memory peephole): Duplicate an
20582 existing peephole and adapt it to match lea rather than an operation
20585 PR rtl-optimization/57193
20586 * opts.c (default_options_table): Add OPT_frename_registers at -O2
20588 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
20590 2016-04-26 Bin Cheng <bin.cheng@arm.com>
20592 * tree-if-conv.c (any_pred_load_store): New static variable.
20593 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
20594 any_pred_load_store instead of and_mask_load_store.
20595 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
20596 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
20597 (combine_blocks, tree_if_conversion): Ditto.
20599 2016-04-26 Bin Cheng <bin.cheng@arm.com>
20601 PR tree-optimization/70771
20602 PR tree-optimization/70775
20603 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
20604 virtual PHI nodes. Delete parameter.
20605 (if_convertible_loop_p_1): Delete argument to above function.
20606 (predicate_all_scalar_phis): Delete code handling single-argument
20608 (tree_if_conversion): Mark and update virtual SSA.
20610 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20613 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
20614 (x86_elf_aligned_common): Rename to ...
20615 (x86_elf_aligned_decl_common): ... this.
20616 Add decl arg. Switch to .lbss for largecomm object. Use
20617 LARGECOMM_SECTION_ASM_OP.
20618 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
20620 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
20621 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
20623 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
20624 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
20626 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20629 * config/i386/i386.c (SECTION_LARGE): Define.
20630 (x86_64_elf_select_section): Set it for large data/bss sections.
20631 Only clear SECTION_WRITE for .lrodata.
20632 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
20634 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
20635 * varasm.c (default_elf_asm_named_section): Grow flagchars.
20636 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
20638 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
20639 * doc/tm.texi: Regenerate.
20641 2016-04-26 Jakub Jelinek <jakub@redhat.com>
20644 * configure.ac (--enable-checking): Document extra flag, for
20645 non-release builds default to --enable-checking=yes,extra.
20646 If misc checking and extra checking, define CHECKING_P to 2 instead
20648 * common.opt (fchecking=): Add.
20649 * doc/invoke.texi (-fchecking=): Document.
20650 * doc/install.texi: Document --enable-checking changes.
20651 * configure: Regenerated.
20652 * config.in: Regenerated.
20654 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20656 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
20657 attribute instead of which_alternative.
20658 * config/i386/sse.md (*mov<mode>_internal): Ditto.
20659 Use EXT_REX_SSE_REG_P where appropriate.
20661 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20663 * config/i386/predicates.md (const0_operand): Do not match
20664 const_wide_int code.
20665 (const1_operand): Ditto.
20667 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20669 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
20670 for SSE constm1 operands and TARGET_AVX512VL.
20671 (*movti_internal): Ditto.
20672 (*mov<mode>_or): Use constm1_operand predicate.
20673 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
20674 for SSE vector_all_ones operands and TARGET_AVX512VL.
20675 * config/i386/predicates.md (constm1_operand): New predicate.
20676 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
20677 emission of constant -1 load.
20679 2016-04-25 Jason Merrill <jason@redhat.com>
20681 * gdbinit.in: Skip is-a.h.
20683 * attribs.c (register_scoped_attributes): Fix logic.
20684 * attribs.h: Declare register_scoped_attributes.
20686 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20688 * config/rs6000/rs6000-builtin.def: Correct pasto error for
20689 stxvd2x and stxvw4x built-in functions.
20691 2016-04-25 DJ Delorie <dj@redhat.com>
20693 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
20694 (ashrhi3): Likewise.
20695 (lshrhi3): Likewise.
20697 2016-04-25 Richard Biener <rguenther@suse.de>
20699 PR tree-optimization/70780
20700 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
20701 wasn't visited yet.
20702 (compute_antic): Mark blocks with abnormal preds as visited as
20703 they have a final empty antic-in solution already.
20705 2016-04-25 Michael Collison <michael.collison@linaro.org>
20707 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
20709 2016-04-25 Michael Collison <michael.collison@linaro.org>
20711 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
20712 mode is VQI to improve mixed mode vectorization.
20713 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
20714 define_insn to match low half of signed vaddw.
20715 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
20716 define_insn to match high half of signed vaddw.
20717 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
20718 define_insn to match low half of unsigned vaddw.
20719 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
20720 define_insn to match high half of unsigned vaddw.
20721 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
20722 (arm_simd_check_vect_par_cnst_half_p): Likewise.
20723 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
20725 (arm_simd_check_vect_par_cnst_half_p): Likewise.
20726 * config/arm/predicates.md (vect_par_constant_high): Support
20727 big endian and simplify by calling
20728 arm_simd_check_vect_par_cnst_half
20729 (vect_par_constant_low): Likewise.
20731 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20733 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
20734 predicate for operand 2.
20736 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
20737 H.J. Lu <hongjiu.lu@intel.com>
20739 * config/i386/i386-protos.h (standard_sse_constant_p): Add
20740 machine_mode argument.
20741 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
20742 constm1_rtx operands. For VOIDmode constants, get mode from
20743 pred_mode. Check mode size if the mode is supported by ABI.
20744 (standard_sse_constant_opcode): Do not use standard_constant_p.
20745 Strictly check ABI support for all-ones operands.
20746 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
20747 immediates. Update calls to standard_sse_constant_p.
20748 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
20749 (ix86_rtx_costs): Ditto.
20750 * config/i386/i386.md (*movxi_internal_avx512f): Use
20751 nonimmediate_or_sse_const_operand instead of vector_move_operand.
20752 Use (v,BC) alternative instead of (v,C). Use register_operand
20753 checks instead of MEM_P.
20754 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
20755 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
20756 isa attribute. Use register_operand checks instead of MEM_P.
20757 (*movti_internal): Use nonimmediate_or_sse_const_operand for
20758 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
20759 alternative and corresponding sse2 isa attribute.
20760 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
20761 to standard_sse_constant_p.
20762 (FP constant splitters): Ditto.
20763 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
20765 * config/i386/predicates.md (constm1_operand): Remove.
20766 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
20767 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
20768 vector_all_ones_operand instead of constm1_operand.
20770 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20772 * print-rtl.c (print_rtx_insn_vec): New function.
20773 * print-rtl.h: New prototype.
20774 * store-motion.c (struct st_expr): Make avail_stores a vector.
20775 (st_expr_entry): Adjust.
20776 (free_st_expr_entry): Likewise.
20777 (print_store_motion_mems): Likewise.
20778 (find_moveable_store): Likewise.
20779 (compute_store_table): Likewise.
20780 (delete_store): Likewise.
20781 (build_store_vectors): Likewise.
20783 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20785 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
20787 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20789 * vec.h (vec_safe_contains): New function.
20790 (vec::contains): Likewise.
20791 (vec::begin): Likewise.
20792 (vec::end): Likewise.
20794 2016-04-23 Jakub Jelinek <jakub@redhat.com>
20797 * cfgexpand.c (expand_stack_vars): Fix typo.
20799 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
20801 * system.h (list, map, set, vector): Include conditionally.
20802 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
20803 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
20804 * ipa-icf.c (INCLUDE_LIST): Define.
20805 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
20806 * config/sh/sh.c (INCLUDE_VECTOR): Define.
20807 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
20808 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
20809 * cp/logic.cc (INCLUDE_LIST): Define.
20810 * fortran/trans-common.c (INCLUDE_MAP): Define.
20812 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
20814 * auto-profile.c: Remove <string.h> include.
20815 * ipa-icf-gimple.c: Remove <list> include.
20816 * diagnostic.c: Remove <new> include.
20817 * genmatch.c: Likewise.
20818 * pretty-print.c: Likewise.
20819 * toplev.c: Likewise
20820 * c/c-objc-common.c: Likewise.
20821 * cp/error.c: Likewise.
20822 * fortran/error.c: Likewise.
20824 2016-04-22 Richard Biener <rguenther@suse.de>
20826 * lto-streamer-in.c (input_ssa_names): Do not allocate
20827 GIMPLE_NOP for all SSA names.
20828 * lto-streamer-out.c (output_ssa_names): Do not output
20829 SSA names that should have been released.
20831 2016-04-22 Richard Biener <rguenther@suse.de>
20833 PR tree-optimization/70740
20834 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
20837 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
20840 * config/i386/predicates.md (call_insn_operand): Replace
20841 sibcall_memory_operand with memory_operand.
20843 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
20845 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
20846 has_single_use() tests.
20847 (register_edge_assert_for_1): Likewise.
20848 (find_assert_locations_1): Check the liveness bitmap instead of
20849 checking has_single_use().
20851 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
20854 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
20855 Extract AVX-512BW constraint from AVX.
20857 2016-04-21 Richard Biener <rguenther@suse.de>
20859 PR tree-optimization/70725
20860 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
20861 for phi_convertible_by_degenerating_args.
20862 (predicate_all_scalar_phis): Handle single-argument PHIs.
20864 2016-04-21 Richard Biener <rguenther@suse.de>
20866 PR middle-end/70747
20867 * fold-const.c (fold_comparison): Return properly typed
20870 2016-04-21 Bin Cheng <bin.cheng@arm.com>
20872 PR tree-optimization/70715
20873 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
20874 after expanding BASE using expand_simple_operations.
20876 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
20878 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
20879 New transformations.
20881 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
20883 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
20885 2016-04-20 Jan Hubicka <jh@suse.cz>
20887 * ipa-inline.c (can_inline_edge_p): Pass caller info to
20888 ultiimate_alias_target.
20889 (update_callee_keys): Likewise.
20890 (lookup_recursive_calls): Likewise.
20891 (speculation_useful_p): Likewise.
20893 2016-04-20 Jan Hubicka <jh@suse.cz>
20896 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
20897 (set_nothrow_flag_1): ... this; handle interposition correctly;
20898 recurse on aliases and thunks.
20899 (cgraph_node::set_nothrow_flag): New.
20900 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
20901 functions compiled with non-call exceptions that binds to current
20903 (propagate_nothrow): Be safe WRT interposition.
20904 * cgraph.h (set_nothrow_flag): Update prototype.
20906 2016-04-18 Jan Hubicka <jh@suse.cz>
20908 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20909 max_loop_iterations_int.
20910 (tree_unswitch_outer_loop): Likewise.
20912 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20914 PR tree-optimization/69489
20915 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
20916 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
20917 Revise dump message.
20918 (if_convertible_bb_p): Remove check on edge count of basic block's
20921 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20923 PR tree-optimization/56625
20924 PR tree-optimization/69489
20925 * tree-data-ref.h (DR_INNERMOST): New macro.
20926 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
20927 hashing struct innermost_loop_behavior.
20928 (ref_DR_map): Remove.
20929 (innermost_DR_map): New map.
20930 (baseref_DR_map): Revise comment.
20931 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
20932 to innermost_DR_map accroding to its innermost loop behavior.
20933 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
20934 to its innermost loop behavior.
20935 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
20936 Add initialization for innermost_DR_map. Record memory reference
20937 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
20938 have innermost loop behavior.
20939 (if_convertible_loop_p): Remove release for ref_DR_map. Release
20942 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
20944 * config/i386/i386.md (*lea<mode>_general_1): Rename from
20945 *lea_general_1. Use explicit SWI12 mode interator.
20946 (*lea<mode>_general_2): Rename from *lea_general_2.
20947 Use explicit SWI12 mode interator.
20948 (*lea<mode>_general_3): Rename from *lea_general_3.
20949 Use explicit SWI12 mode interator.
20950 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
20951 Use explicit SWI12 mode interator.
20952 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
20953 Use explicit SWI48 mode interator.
20955 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20957 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20958 Short-cut unaligned load and store cases. Handle all integer
20960 (ix86_expand_vector_move_misalign): Short-cut unaligned load
20961 and store cases. Call ix86_avx256_split_vector_move_misalign
20962 directly without checking mode class.
20964 2016-04-20 Andrew Pinski <apinski@cavium.com>
20965 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20968 * config/aarch64/aarch64.md (sibcall): Force call
20969 address to be DImode for ILP32.
20970 (sibcall_value): Likewise.
20972 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20974 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
20976 2016-04-20 Richard Biener <rguenther@suse.de>
20978 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
20979 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
20980 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
20981 (maybe_push_res_to_seq): Adjust.
20982 * gimple-fold.c (maybe_build_generic_op): Likewise.
20984 2016-04-20 Marek Polacek <polacek@redhat.com>
20986 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
20989 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
20991 * config/i386/sse.md (vec_unpacks_lo_hi): Always
20992 use kmovw to support AVX512F target.
20994 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20996 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
20998 2016-04-20 Marek Polacek <polacek@redhat.com>
21000 PR tree-optimization/70725
21001 * tree-if-conv.c (is_false_predicate): New function.
21002 (predicate_mem_writes): Use it.
21004 2016-04-20 Richard Biener <rguenther@suse.de>
21006 PR tree-optimization/70726
21007 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
21008 shift amounts from a pattern stmt operand.
21010 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21013 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
21014 stack_restore_from_fpr pattern when restoring r15.
21015 (s390_optimize_prologue): Strip away the memory barrier in the
21016 parallel when trying to get rid of restore insns.
21017 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
21018 definition for loading the stack pointer from an FPR. Compared to
21019 the normal move insn this pattern includes a full memory barrier.
21021 2016-04-19 Jakub Jelinek <jakub@redhat.com>
21023 PR middle-end/70680
21024 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
21025 implicitly linear or lastprivate iterator on the outer context.
21027 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
21029 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
21031 * config/i386/i386.md (ssememalign): Removed.
21032 * config/i386/sse.md: Remove ssememalign attribute from patterns.
21034 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
21037 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
21038 const short * to __builtin_ia32_loaddquhi512_mask.
21039 (_mm512_maskz_loadu_epi16): Likewise.
21040 (_mm512_mask_storeu_epi16): Pass short * to
21041 __builtin_ia32_storedquhi512_mask.
21042 (_mm512_mask_loadu_epi8): Pass const char * to
21043 __builtin_ia32_loaddquqi512_mask.
21044 (_mm512_maskz_loadu_epi8): Likewise.
21045 (_mm512_mask_storeu_epi8): Pass char * to
21046 __builtin_ia32_storedquqi512_mask.
21047 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
21048 const double * to __builtin_ia32_loadupd512_mask.
21049 (_mm512_mask_loadu_pd): Likewise.
21050 (_mm512_maskz_loadu_pd): Likewise.
21051 (_mm512_storeu_pd): Pass double * to
21052 __builtin_ia32_storeupd512_mask.
21053 (_mm512_mask_storeu_pd): Likewise.
21054 (_mm512_loadu_ps): Pass const float * to
21055 __builtin_ia32_loadups512_mask.
21056 (_mm512_mask_loadu_ps): Likewise.
21057 (_mm512_maskz_loadu_ps): Likewise.
21058 (_mm512_storeu_ps): Pass float * to
21059 __builtin_ia32_storeups512_mask.
21060 (_mm512_mask_storeu_ps): Likewise.
21061 (_mm512_mask_loadu_epi64): Pass const long long * to
21062 __builtin_ia32_loaddqudi512_mask.
21063 (_mm512_maskz_loadu_epi64): Likewise.
21064 (_mm512_mask_storeu_epi64): Pass long long *
21065 to __builtin_ia32_storedqudi512_mask.
21066 (_mm512_loadu_si512): Pass const int * to
21067 __builtin_ia32_loaddqusi512_mask.
21068 (_mm512_mask_loadu_epi32): Likewise.
21069 (_mm512_maskz_loadu_epi32): Likewise.
21070 (_mm512_storeu_si512): Pass int * to
21071 __builtin_ia32_storedqusi512_mask.
21072 (_mm512_mask_storeu_epi32): Likewise.
21073 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
21074 char * to __builtin_ia32_storedquqi256_mask.
21075 (_mm_mask_storeu_epi8): Likewise.
21076 (_mm256_mask_loadu_epi16): Pass const short * to
21077 __builtin_ia32_loaddquhi256_mask.
21078 (_mm256_maskz_loadu_epi16): Likewise.
21079 (_mm_mask_loadu_epi16): Pass const short * to
21080 __builtin_ia32_loaddquhi128_mask.
21081 (_mm_maskz_loadu_epi16): Likewise.
21082 (_mm256_mask_loadu_epi8): Pass const char * to
21083 __builtin_ia32_loaddquqi256_mask.
21084 (_mm256_maskz_loadu_epi8): Likewise.
21085 (_mm_mask_loadu_epi8): Pass const char * to
21086 __builtin_ia32_loaddquqi128_mask.
21087 (_mm_maskz_loadu_epi8): Likewise.
21088 (_mm256_mask_storeu_epi16): Pass short * to.
21089 __builtin_ia32_storedquhi256_mask.
21090 (_mm_mask_storeu_epi16): Pass short * to.
21091 __builtin_ia32_storedquhi128_mask.
21092 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
21093 const double * to __builtin_ia32_loadupd256_mask.
21094 (_mm256_maskz_loadu_pd): Likewise.
21095 (_mm_mask_loadu_pd): Pass onst double * to
21096 __builtin_ia32_loadupd128_mask.
21097 (_mm_maskz_loadu_pd): Likewise.
21098 (_mm256_mask_storeu_pd): Pass double * to
21099 __builtin_ia32_storeupd256_mask.
21100 (_mm_mask_storeu_pd): Pass double * to
21101 __builtin_ia32_storeupd128_mask.
21102 (_mm256_mask_loadu_ps): Pass const float * to
21103 __builtin_ia32_loadups256_mask.
21104 (_mm256_maskz_loadu_ps): Likewise.
21105 (_mm_mask_loadu_ps): Pass const float * to
21106 __builtin_ia32_loadups128_mask.
21107 (_mm_maskz_loadu_ps): Likewise.
21108 (_mm256_mask_storeu_ps): Pass float * to
21109 __builtin_ia32_storeups256_mask.
21110 (_mm_mask_storeu_ps): ass float * to
21111 __builtin_ia32_storeups128_mask.
21112 (_mm256_mask_loadu_epi64): Pass const long long * to
21113 __builtin_ia32_loaddqudi256_mask.
21114 (_mm256_maskz_loadu_epi64): Likewise.
21115 (_mm_mask_loadu_epi64): Pass const long long * to
21116 __builtin_ia32_loaddqudi128_mask.
21117 (_mm_maskz_loadu_epi64): Likewise.
21118 (_mm256_mask_storeu_epi64): Pass long long * to
21119 __builtin_ia32_storedqudi256_mask.
21120 (_mm_mask_storeu_epi64): Pass long long * to
21121 __builtin_ia32_storedqudi128_mask.
21122 (_mm256_mask_loadu_epi32): Pass const int * to
21123 __builtin_ia32_loaddqusi256_mask.
21124 (_mm256_maskz_loadu_epi32): Likewise.
21125 (_mm_mask_loadu_epi32): Pass const int * to
21126 __builtin_ia32_loaddqusi128_mask.
21127 (_mm_maskz_loadu_epi32): Likewise.
21128 (_mm256_mask_storeu_epi32): Pass int * to
21129 __builtin_ia32_storedqusi256_mask.
21130 (_mm_mask_storeu_epi32): Pass int * to
21131 __builtin_ia32_storedqusi128_mask.
21132 * config/i386/i386-builtin-types.def (PCSHORT): New.
21133 (PINT64): Likewise.
21134 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
21135 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
21136 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
21137 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
21138 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
21139 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
21140 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
21141 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
21142 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
21143 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
21144 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
21145 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
21146 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
21147 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
21148 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
21149 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
21150 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
21151 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
21152 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
21153 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
21154 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
21155 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
21156 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
21157 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
21158 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
21159 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
21160 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
21161 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
21162 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
21163 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
21164 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
21165 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
21166 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
21167 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
21168 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
21169 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
21170 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
21171 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
21172 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
21173 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
21174 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
21175 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
21176 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
21177 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
21178 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
21179 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
21180 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
21181 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
21182 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
21184 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
21185 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
21187 (ix86_expand_vector_move_misalign): Likewise.
21188 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
21189 to scalar function prototype for unaligned load/store builtins.
21190 (ix86_expand_special_args_builtin): Updated.
21191 * config/i386/sse.md (UNSPEC_LOADU): Removed.
21192 (UNSPEC_STOREU): Likewise.
21193 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
21194 (VI_ULOADSTORE_F_AVX512VL): Likewise.
21195 (ssescalarsize): Handle V4TI, V2TI and V1TI.
21196 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
21197 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
21198 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
21199 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
21200 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
21201 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
21202 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
21203 (<avx512>_storedqu<mode>_mask): Likewise.
21204 (*sse4_2_pcmpestr_unaligned): Likewise.
21205 (*sse4_2_pcmpistr_unaligned): Likewise.
21206 (*mov<mode>_internal): Renamed to ...
21207 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
21208 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
21209 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
21210 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
21212 2016-04-19 Richard Biener <rguenther@suse.de>
21214 PR tree-optimization/70171
21215 * tree-ssa-phiprop.c: Include stor-layout.h.
21216 (phiprop_insert_phi): Handle the aggregate copy case.
21217 (propagate_with_phi): Likewise.
21219 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
21221 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
21222 instead of simplify_gen_subreg (... , 0).
21223 (ix86_delegitimize_address): Ditto.
21224 (ix86_split_divmod): Ditto.
21225 (ix86_split_copysign_const): Ditto.
21226 (ix86_split_copysign_var): Ditto.
21227 (ix86_expand_args_builtin): Ditto.
21228 (ix86_expand_round_builtin): Ditto.
21229 (ix86_expand_special_args_builtin): Ditto.
21230 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
21231 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
21232 (udivmodqi4): Ditto.
21233 (absneg splitters): Ditto.
21234 (*jcc_bt<mode>_1): Ditto.
21236 2016-04-19 Richard Biener <rguenther@suse.de>
21238 PR tree-optimization/70724
21239 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
21240 restoring out from ...
21241 (free_scc_vn): ... here.
21242 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
21243 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
21245 (pass_fre::execute): Restore SSA info.
21247 2016-04-19 Richard Biener <rguenther@suse.de>
21249 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
21250 * gimple-walk.c (walk_gimple_op): Initialize it.
21251 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
21252 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
21253 remapping SSA names of defs.
21254 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
21257 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
21259 PR middle-end/70689
21260 * lra-constraints.c (equiv_substition_p): New.
21261 (process_alt_operands): Use it.
21262 (swap_operands): Swap it.
21263 (curr_insn_transform): Update it.
21265 2016-04-18 Michael Matz <matz@suse.de>
21267 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
21268 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
21269 * tree-core.h (tree_type_common.align): Use bit-field.
21270 (tree_type_common.spare): New.
21271 (tree_decl_common.off_align): Make smaller.
21272 (tree_decl_common.align): Use bit-field.
21274 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
21275 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
21276 (scan_sharing_clauses): Ditto.
21277 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
21278 (omp_finish_file): Ditto.
21279 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
21280 (layout_decl): Ditto.
21281 (relayout_decl): Ditto.
21282 (finalize_record_size): Use SET_TYPE_ALIGN.
21283 (finalize_type_size): Ditto.
21284 (finish_builtin_struct): Ditto.
21285 (layout_type): Ditto.
21286 (initialize_sizetypes): Ditto.
21287 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
21288 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
21289 (lookup_field_for_decl): Use SET_DECL_ALIGN.
21290 (get_chain_field): Ditto.
21291 (get_trampoline_type): Ditto.
21292 (get_nl_goto_field): Ditto.
21293 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
21295 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
21296 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
21297 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
21298 (build_qualified_type): Use SET_TYPE_ALIGN.
21299 (build_aligned_type, build_range_type_1): Ditto.
21300 (build_atomic_base): Ditto.
21301 (build_common_tree_nodes): Ditto.
21302 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
21303 (expand_one_stack_var_at): Ditto.
21304 * coverage.c (build_var): Use SET_DECL_ALIGN.
21305 * except.c (init_eh): Ditto.
21306 * function.c (assign_parm_setup_block): Ditto.
21307 * symtab.c (increase_alignment_1): Ditto.
21308 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
21309 * tree-vect-stmts.c (ensure_base_align): Ditto.
21310 * varasm.c (align_variable): Ditto.
21311 (assemble_variable): Ditto.
21312 (build_constant_desc): Ditto.
21313 (output_constant_def_contents): Ditto.
21315 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
21316 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
21317 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
21318 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
21319 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
21321 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
21324 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
21325 replace %vmovsd with "%vmovq".
21326 (vec_concatv2df): Likewise.
21328 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
21330 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
21331 (*vec_extractv2si_0): Ditto.
21332 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
21333 (zero_extended_scalar_load_operand splitters): Ditto.
21334 (vec_extract splitters): Ditto.
21335 (*vec_extractv4si_0_zext): Ditto.
21336 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
21337 and lowpart_subreg.
21338 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
21339 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
21340 (*sse4_1_extractps): Use lowpart_subreg.
21341 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
21343 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21345 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
21347 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
21348 Mention Solaris 11 packaging changes.
21349 Update gas and gld requirements.
21350 Remove reference to pre-Solaris 10 bug.
21351 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
21353 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
21356 2016-04-17 Jan Hubicka <jh@suse.cz>
21358 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
21359 max_loop_iterations_int.
21361 2016-04-18 Richard Biener <rguenther@suse.de>
21363 PR tree-optimization/43434
21364 * tree-ssa-structalias.c (struct vls_data): New.
21365 (visit_loadstore): Handle all pointer-based accesses.
21366 (compute_dependence_clique): Compute a bitmap of restrict tags
21367 assigned bases and pass it to visit_loadstore.
21369 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
21372 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
21373 armv8.1-a and armv8.1-a+crc.
21375 2016-04-18 Richard Biener <rguenther@suse.de>
21377 PR tree-optimization/70701
21378 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
21379 references after translating through a memcpy.
21381 2016-04-18 Richard Biener <rguenther@suse.de>
21383 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
21384 (compute_antic): ... here. For partial antic use regular
21385 postorder and scrap iteration.
21386 (compute_partial_antic_aux): Remove unused return value.
21387 (init_pre): Do not allocate postorder.
21388 (fini_pre): Do not free postorder.
21390 2016-04-18 Richard Biener <rguenther@suse.de>
21392 PR middle-end/37870
21393 * expmed.c (extract_bit_field_1): Remove broken case
21394 using a wider MODE_INT mode.
21396 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
21398 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
21399 unless compiling with at least GCC-4.8.
21401 2016-04-17 Jan Hubicka <jh@suse.cz>
21404 * graphite.c (graphite_finalize): Update call to
21405 tree_estimate_probability.
21406 * predict.h (tree_estimate_probability): Update prototype.
21408 2016-04-17 Jan Hubicka <jh@suse.cz>
21410 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
21411 (tree_estimate_probability): Likewise.
21412 (pass_profile::execute): Update.
21413 (report_predictor_hitrates): New function.
21414 * profile.c (compute_branch_probabilities): Use it.
21415 * predict.h (report_predictor_hitrates): Declare.
21417 2016-04-17 Jan Hubicka <jh@suse.cz>
21420 * cgraph.h (cgraph_node::set_const_flag,
21421 cgraph_node::set_pure_flag): Update prototype to return bool;
21423 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
21424 of interposable symbol are interposable, too.
21425 (cgraph_set_const_flag_1): Rename to ...
21426 (set_const_flag_1): ... this one; change to self recursive function
21427 instead of call_for_symbol_thunks_and_aliases. Handle correctly
21428 clearnig the flag in all variants and also virtual thunks of const
21429 functions are pure; track if any change was done.
21430 (cgraph_node::set_const_flag): Update.
21431 (struct set_pure_flag_info): New struct.
21432 (cgraph_set_pure_flag_1): Rename to ...
21433 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
21434 rather than pointer encoded flags; track if any changes was done;
21435 handle correctly clearning flag and setting flag of aliases already
21437 (cgraph_node::set_pure_flag): Update.
21438 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
21440 2016-04-17 Tom de Vries <tom@codesourcery.com>
21443 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
21444 backslash in label.
21446 2016-04-17 Tom de Vries <tom@codesourcery.com>
21448 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
21449 '{}<> ' as escape-for-record.
21451 2016-04-17 Tom de Vries <tom@codesourcery.com>
21453 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
21456 2016-04-17 Tom de Vries <tom@codesourcery.com>
21459 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
21460 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
21461 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
21462 * passes.c (finish_optimization_passes): Only call
21463 finish_graph_dump_file if dfi->graph_dump_initialized.
21464 (execute_function_dump, pass_init_dump_file): Use
21465 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
21467 2016-04-17 Tom de Vries <tom@codesourcery.com>
21469 PR tree-optimization/70256
21470 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
21471 (debug_varmap): New function.
21473 2016-04-17 Tom de Vries <tom@codesourcery.com>
21476 * passes.c (pass_manager::register_pass): Propagate pflags.
21478 2016-04-17 Tom de Vries <tom@codesourcery.com>
21481 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
21482 * passes.c (pass_manager::pass_manager): Declare and init p_start in
21483 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
21484 check if it's equal to p_start.
21485 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
21487 2016-04-15 Jan Hubicka <jh@suse.cz>
21490 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
21491 function does not bind to current def.
21492 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
21493 handle conservatively calls to functions that does not need to bind
21495 (check_call): Update call of worse_state.
21496 (ignore_edge_for_nothrow): Update.
21497 (ignore_edge_for_pure_const): Likewise.
21498 (propagate_pure_const): Update calls to worse_state.
21499 (skip_function_for_local_pure_const): Reformat comments.
21501 2016-04-15 Jan Hubicka <jh@suse.cz>
21504 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
21505 (cgraph_node::function_symbol): Likewise.
21506 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
21507 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
21508 (symtab_node::ultimate_alias_target): Add REF parameter.
21509 (symtab_node::binds_to_current_def_p): Declare.
21510 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
21511 (cgraph_node::function_symbol): Likewise.
21512 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
21513 (cgraph_node::get_availability): Likewise.
21514 (cgraph_edge::binds_to_current_def_p): New inline function.
21515 (varpool_node::get_availability): Add REF parameter.
21516 (varpool_node::ultimate_alias_target): Likewise.
21517 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
21518 (symtab_node::binds_to_current_def_p): Likewise.
21519 * varpool.c (varpool_node::get_availability): Likewise.
21521 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
21524 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
21525 Fix mode size check.
21527 2016-04-15 Jakub Jelinek <jakub@redhat.com>
21529 * BASE-VER: Set to 7.0.0.
21531 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
21533 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
21535 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21537 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
21538 architecture revisions.
21540 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
21542 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
21543 * config/i386/i386.c (ix86_using_red_zone): No longer static.
21544 * config/i386/i386.md (stack decrement to push peepholes): Guard
21545 with !x86_using_red_zone ().
21547 2016-04-15 Jakub Jelinek <jakub@redhat.com>
21550 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
21551 to dump_generic_node.
21552 (NIY): Pass also flags to do_niy.
21554 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
21556 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
21557 (simd_clone_vector_of_formal_parm_types)
21558 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
21559 (simd_clone_mangle, simd_clone_create)
21560 (simd_clone_adjust_return_type, create_tmp_simd_array)
21561 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
21562 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
21563 (ipa_simd_modify_function_body, simd_clone_linear_addend)
21564 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
21565 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
21566 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
21567 * omp-simd-clone.c: ... this new file.
21568 (simd_clone_vector_of_formal_parm_types): Make it static.
21569 * Makefile.in (OBJS): Add omp-simd-clone.o.
21571 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
21574 * config/i386/sse.md: Use proper memory operand modifiers.
21577 2016-04-15 Richard Biener <rguenther@suse.de>
21578 Alan Modra <amodra@gmail.com>
21580 PR tree-optimization/70130
21581 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
21582 when alignment stays not the same and no not use the realign
21585 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
21588 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21589 direct move handlers for KFmode. Change TFmode handlers test from
21590 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
21592 2016-04-14 Jakub Jelinek <jakub@redhat.com>
21595 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
21596 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
21597 (inlined_polymorphic_ctor_dtor_block_p): Use it.
21598 * tree-ssa-live.c (remove_unused_scope_block_p): When
21599 in_ctor_dtor_block, avoid discarding not just BLOCKs with
21600 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
21601 block_ultimate_origin is FUNCTION_DECL.
21602 (remove_unused_locals): If current_function_decl is
21603 polymorphic_ctor_dtor_p, pass initial true to
21604 remove_unused_scope_block_p' is_ctor_dtor_block.
21606 2016-04-14 Martin Sebor <msebor@redhat.com>
21611 * doc/extend.texi (Variable Length): Revert.
21613 2016-04-14 Marek Polacek <polacek@redhat.com>
21614 Jan Hubicka <hubicka@ucw.cz>
21617 * tree.c (verify_type): Disable the canonical type of main variant
21620 2016-04-14 Jason Merrill <jason@redhat.com>
21622 * cfgexpand.c, expr.c: Revert previous change.
21624 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
21626 PR middle-end/70643
21627 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
21628 when building a mem ref for the incoming reduction variable.
21630 2016-04-14 Richard Biener <rguenther@suse.de>
21632 PR tree-optimization/70614
21633 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
21634 loop if the evolution dropped to chrec_dont_know.
21635 (interpret_condition_phi): Likewise.
21637 2016-04-14 Richard Biener <rguenther@suse.de>
21639 PR tree-optimization/70623
21640 * tree-ssa-pre.c (changed_blocks): Make global ...
21641 (compute_antic): ... local here. Move and fix worklist
21642 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
21643 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
21644 worklist handling, dump when ANTIC_IN changed.
21645 (compute_partial_antic_aux): Remove worklist handling.
21646 (init_pre): Do not compute post dominators. Add a comment about
21647 the CFG order chosen.
21648 (fini_pre): Do not free post dominators.
21650 2016-04-13 Martin Sebor <msebor@redhat.com>
21655 * doc/extend.texi (Variable Length): Document C++ specifics.
21657 2016-04-13 Jakub Jelinek <jakub@redhat.com>
21660 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
21661 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
21662 eh edges have been purged.
21665 * tree-sra.c (create_access_replacement,
21666 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
21668 * tree-pretty-print.c (dump_fancy_name): New function.
21669 (dump_decl_name, dump_generic_node): Use it.
21671 2016-04-13 Jason Merrill <jason@redhat.com>
21673 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
21674 * expr.c (expand_expr_real_1): Likewise.
21676 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
21678 * config/i386/i386.md (kunpckhi): Swap operands.
21679 (kunpcksi): Likewise.
21680 (kunpckdi): Likewise.
21681 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
21682 (vec_pack_trunc_<mode>): Likewise.
21684 2016-04-13 Jakub Jelinek <jakub@redhat.com>
21687 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
21689 PR middle-end/70633
21690 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
21691 gimplification turns some element into non-constant.
21694 * rtl.h (convert_memory_address_addr_space_1): New prototype.
21695 * explow.c (convert_memory_address_addr_space_1): No longer static,
21696 add NO_EMIT argument and don't call convert_modes if true, pass
21697 it down recursively, remove break after return.
21698 (convert_memory_address_addr_space): Adjust caller.
21699 * simplify-rtx.c (simplify_unary_operation_1): Call
21700 convert_memory_address_addr_space_1 instead of convert_memory_address,
21701 if it returns NULL, don't simplify.
21703 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
21706 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
21708 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21710 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21711 Bump the upper SIMDLEN limits, so that if the return type or
21712 characteristic type if the return type is void can be passed in
21713 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
21716 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21719 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
21720 Do not use "=" constraint on an input constraint.
21721 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
21722 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
21723 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
21724 generates (neg (abs ...)) instead of (abs ...).
21726 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21728 PR rtl-optimization/70596
21729 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
21730 just invalidate LRA data and reset them. Adjust dump wording.
21732 2016-04-12 Martin Liska <mliska@suse.cz>
21735 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21737 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
21739 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
21740 max_loop_iterations_int.
21741 (tree_unswitch_outer_loop): Likewise.
21742 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
21743 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
21745 2016-04-12 Tom de Vries <tom@codesourcery.com>
21747 PR tree-optimization/68756
21748 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
21749 instead of new_name.
21751 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21753 PR tree-optimization/70602
21754 * tree-sra.c (generate_subtree_copies): Don't write anything into
21755 constant pool decls.
21757 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
21758 regardless whether there are depend clauses or not.
21760 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21763 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
21764 target attribute and pragma from changing the -mfloat128
21765 and -mfloat128-hardware options.
21767 * doc/extend.texi (Additional Floating Types): Document PowerPC
21768 __float128 restrictions.
21770 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21773 * config/aarch64/driver-aarch64.c
21774 (aarch64_get_extension_string_for_isa_flags): New.
21775 (arch_extension): Rename to...
21776 (aarch64_arch_extension): ...This.
21777 (ext_to_feat_string): Rename to...
21778 (aarch64_extensions): ...This.
21779 (aarch64_core_data): Keep track of architecture extension flags.
21780 (cpu_data): Rename to...
21781 (aarch64_cpu_data): ...This.
21782 (aarch64_arch_driver_info): Keep track of architecture extension
21784 (get_arch_name_from_id): Rename to...
21785 (get_arch_from_id): ...This, change return type.
21786 (host_detect_local_cpu): Update and reformat for renames, handle
21787 extensions through common infrastructure.
21789 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21792 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
21793 track of a canonical flag name.
21794 (all_extensions): Likewise.
21795 (arch_to_arch_name): Also track extension flags enabled by the arch.
21796 (all_architectures): Likewise.
21797 (aarch64_parse_extension): Move to here.
21798 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
21800 (aarch64_rewrite_selected_cpu): Update for above change.
21801 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
21802 are handled, such that the single explicit value enabled by an
21803 extension is kept seperate from the implicit values it also enables.
21804 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
21806 (aarch64_parse_extension): New.
21807 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
21808 here to config/aarch64/aarch64-protos.h.
21809 (aarch64_parse_extension): Move from here to
21810 common/config/aarch64/aarch64-common.c.
21811 (aarch64_option_print): Update.
21812 (aarch64_declare_function_name): Likewise.
21813 (aarch64_start_file): Likewise.
21814 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
21815 the canonical flag for extensions.
21816 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
21819 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21821 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
21824 2016-04-09 Tom de Vries <tom@codesourcery.com>
21826 PR tree-optimization/68953
21827 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
21828 first to last subscript.
21830 2016-04-09 Jakub Jelinek <jakub@redhat.com>
21832 PR tree-optimization/70586
21833 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
21836 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
21840 PR tree-optimization/70373
21841 PR middle-end/70533
21842 PR middle-end/70534
21843 PR middle-end/70535
21844 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
21845 clauses for acc parallel reductions as necessary. Error on those
21847 * omp-low.c (scan_sharing_clauses): Don't install variables which
21848 are used in acc parallel reductions.
21849 (lower_rec_input_clauses): Remove dead code.
21850 (lower_oacc_reductions): Add support for reference reductions.
21851 (lower_reduction_clauses): Remove dead code.
21852 (lower_omp_target): Don't remap variables appearing in acc parallel
21854 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
21856 2016-04-08 Jakub Jelinek <jakub@redhat.com>
21858 PR middle-end/70593
21859 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
21860 with multiple SSA_NAME defs, force the outputs other than first
21861 to be live before calling live_track_process_def on each output.
21863 PR rtl-optimization/70574
21864 * fwprop.c (forward_propagate_and_simplify): Don't add
21865 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
21866 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
21867 paradoxical subregs within *loc.
21869 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
21871 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
21872 -ftree-parallelize-loops={0,1}.
21873 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
21874 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
21875 * config/ia64/hpux.h (LIB_SPEC): Likewise.
21876 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
21877 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
21879 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
21882 * asan.c (instrument_derefs): If we get unknown location, extract it
21883 with EXPR_LOCATION.
21884 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
21886 2016-04-08 Tom de Vries <tom@codesourcery.com>
21888 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
21889 implicit firstprivate clause.
21891 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21894 * config/arm/thumb2.md (tst + branch-> lsls + branch
21895 peephole below *orsi_not_shiftsi_si): Require that condition
21896 register is dead after the peephole.
21897 (second peephole after the above): Likewise.
21899 2016-04-08 Alan Modra <amodra@gmail.com>
21902 * builtins.c (fold_builtin_classify): For IBM extended precision,
21903 look at just the high-order double to test for NaN.
21904 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
21905 test just the high double for Inf but both doubles for subnormal
21908 2016-04-07 Jakub Jelinek <jakub@redhat.com>
21910 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
21911 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
21912 node->simdclone->mask_mode != VOIDmode masks.
21913 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
21914 earlier, use it instead of node->simdclone.
21915 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21916 Set clonei->mask_mode.
21918 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21921 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
21922 Pass it through to cp_parser_already_scoped_statement.
21923 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
21924 it through to cp_parser_statement.
21925 (cp_parser_statement): Pass IF_P through to
21926 cp_parser_iteration_statement.
21927 (cp_parser_pragma): Adjust call to
21928 cp_parser_iteration_statement.
21930 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21933 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
21934 resolve a future -Wparentheses warning.
21935 * omp-low.c (scan_sharing_clauses): Likewise.
21936 * tree-parloops.c (eliminate_local_variables): Likewise.
21938 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
21940 PR rtl-optimization/70398
21941 * lra-constraints.c (process_address_1): Check zero scale and code
21942 for reloading with zero scale.
21944 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
21946 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
21947 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
21949 2016-04-06 Jakub Jelinek <jakub@redhat.com>
21951 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21952 Add support for AVX512F clones, include them by default for
21953 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
21954 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
21957 PR middle-end/70550
21958 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
21959 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
21960 firstprivate clauses.
21961 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
21962 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
21963 (lower_omp_target): Set TREE_NO_WARNING for
21964 non-addressable possibly uninitialized vars which are copied into
21965 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
21967 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
21969 * config/pa/predicates.md (integer_store_memory_operand): Accept
21970 REG+D operands with a large offset when reload_in_progress is true.
21971 (floating_point_store_memory_operand): Likewise.
21973 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21976 * match.pd (nested int casts): Limit to GIMPLE.
21978 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
21981 * ipa-devirt.c (maybe_record_node): Fix comment; use
21982 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
21984 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21986 PR rtl-optimization/70542
21987 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
21988 if there are any uses other than insn or debug insns.
21990 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
21991 Jakub Jelinek <jakub@redhat.com>
21993 PR tree-optimization/70509
21994 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
21995 Shift HOST_WIDE_INT_1U instead of 1.
21997 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
21999 PR tree-optimization/70509
22000 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
22001 of the vector base type for index.
22003 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
22006 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
22008 2016-04-05 Richard Biener <rguenther@suse.de>
22010 PR tree-optimization/70526
22011 * tree-sra.c (build_ref_for_offset): Use prev_base to
22012 extract the alias pointer type.
22014 2016-04-05 Richard Biener <rguenther@suse.de>
22016 * dse.c (struct store_info): Remove alias_set member.
22017 (struct read_info_type): Likewise.
22018 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
22019 spill_deleted, clear_alias_set_lookup): Remove.
22020 (get_group_info): Remove dead base == NULL_RTX case.
22021 (dse_step0): Remove initialization of removed variables.
22022 (delete_dead_store_insn): Reomve alias set dumping.
22023 (free_read_records): Remove alias_set handling.
22024 (canon_address): Remove alias_set_out parameter.
22025 (record_store): Remove spill_alias_set, it's always zero.
22026 (check_mem_read_rtx): Likewise.
22027 (dse_step2): Rename from ...
22028 (dse_step2_nospill): ... this. Adjust.
22029 (scan_stores): Rename from ...
22030 (scan_stores_nospill): ... this.
22031 (scan_reads): Rename from ...
22032 (scan_reads_nospill): ... this.
22033 (scan_stores_spill, scan_reads_spill): Remove.
22034 (dse_step3_scan): Remove for_spills argument which is always false.
22035 (dse_step3): Likewise.
22036 (dse_step5): Rename from ...
22037 (dse_step5_nospill): ... this. Remove alias_set handling.
22038 (rest_of_handle_dse): Adjust.
22040 2016-04-05 Jakub Jelinek <jakub@redhat.com>
22043 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
22044 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
22045 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
22046 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
22048 2016-04-05 Richard Biener <rguenther@suse.de>
22050 PR middle-end/70499
22051 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
22052 non-register type temporaries into SSA.
22054 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
22057 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
22058 calls when sanitizing.
22059 (possible_polymorphic_call_target_p): Fix formatting.
22061 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22062 Jakub Jelinek <jakub@redhat.com>
22064 PR middle-end/70457
22065 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
22066 to ensure a call statement is compatible with a built-in's
22068 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
22071 2016-04-04 Richard Biener <rguenther@suse.de>
22073 PR rtl-optimization/70484
22074 * rtl.h (canon_output_dependence): Declare.
22075 * alias.c (canon_output_dependence): New function.
22076 * dse.c (record_store): Use canon_output_dependence rather
22077 than canon_true_dependence.
22079 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
22082 * cgraph.h (symtab_node::copy_visibility_from): New function.
22083 * symtab.c (symtab_node::copy_visibility_from): New function.
22084 * ipa-visibility.c (optimize_weakref): New function.
22085 (function_and_variable_visibility): Use it.
22087 2016-04-04 Martin Liska <mliska@suse.cz>
22090 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
22091 value that is really in range handled by SBR instruction.
22092 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
22093 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
22094 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
22096 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
22100 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
22101 set, but not for SP_REG operands.
22103 2016-04-02 Martin Sebor <msebor@redhat.com>
22106 * fold-const.c (maybe_nonzero_address): New function.
22107 (fold_comparison): Call it. Fold equality and relational
22108 expressions involving null pointers.
22109 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
22111 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
22113 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
22114 the "Y" constraint (scalar FP 0.0 immediate).
22116 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
22117 Add the "const_double" to the list of operand constraints.
22119 2016-04-01 Jakub Jelinek <jakub@redhat.com>
22121 PR rtl-optimization/70467
22122 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
22123 If low word of the last operand is 0, just emit addition/subtraction
22126 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22129 * config/s390/s390.c (s390_expand_insv): Check for everything
22130 constant instead of just VOIDmode stuff.
22132 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22135 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
22137 2016-04-01 Nathan Sidwell <nathan@acm.org>
22139 * tree.def (TRY_CATCH_EXPR): Correct documentation.
22141 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
22143 PR rtl-optimization/70461
22144 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
22147 2016-03-31 Martin Liska <mliska@suse.cz>
22150 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
22151 a tree value or an immediate integer value to a buffer
22152 that is eventually copied to a BRIG section.
22153 (emit_immediate_operand): Call the function here.
22154 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
22155 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
22156 of class' fields that are removed.
22157 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
22158 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
22159 m_brig_repr_size fields.
22161 2016-03-31 Martin Liska <mliska@suse.cz>
22164 * hsa-gen.c (hsa_function_representation::update_dominance): New
22166 (convert_addr_to_flat_segment): Likewise.
22167 (gen_hsa_memory_set): New alignment argument.
22168 (gen_hsa_ctor_assignment): Likewise.
22169 (gen_hsa_insns_for_single_assignment): Provide alignment
22170 to gen_hsa_ctor_assignment.
22171 (gen_hsa_insns_for_direct_call): Add new argument.
22172 (expand_lhs_of_string_op): New function.
22173 (expand_string_operation_builtin): Likewise.
22174 (expand_memory_copy): New function.
22175 (expand_memory_set): New function.
22176 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
22177 (convert_switch_statements): Change signature.
22178 (generate_hsa): Use a return value of the function.
22179 (pass_gen_hsail::execute): Do not call
22180 convert_switch_statements here.
22181 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
22182 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
22183 (hsa_function_representation::update_dominance): New function.
22185 2016-03-31 Martin Liska <mliska@suse.cz>
22188 * hsa-brig.c (emit_directive_variable): Emit alignment
22189 according to hsa_symbol::m_align.
22190 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
22191 (dump_hsa_symbol): Dump alignment of HSA symbols.
22192 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
22193 (gen_hsa_addr_with_align): New function.
22194 (hsa_bitmemref_alignment): Use newly added function.
22195 (gen_hsa_insns_for_load): Likewise.
22196 (gen_hsa_insns_for_store): Likewise.
22197 (gen_hsa_memory_copy): New argument added.
22198 (gen_hsa_insns_for_single_assignment): Respect
22199 alignment for assignments processed via gen_hsa_memory_copy.
22200 (gen_hsa_insns_for_direct_call): Likewise.
22201 (gen_hsa_insns_for_return): Likewise.
22202 (gen_function_def_parameters): Set default alignment.
22203 * hsa.c (hsa_object_alignment): New function.
22204 (hsa_byte_alignment): Pasted function.
22205 * hsa.h (hsa_symbol::m_align): New field.
22207 2016-03-31 Bin Cheng <bin.cheng@arm.com>
22209 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
22210 scratch field for goto case.
22212 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
22214 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
22216 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
22219 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
22220 (scalar_chain::convert_insn): Call convert_op for reg
22221 moves to handle undefined registers.
22223 2016-03-31 Nathan Sidwell <nathan@acm.org>
22226 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
22227 Assert we don't want to move backwards.
22229 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
22232 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
22234 2016-03-31 Jakub Jelinek <jakub@redhat.com>
22236 PR rtl-optimization/70460
22237 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
22238 with operand from REG_LABEL_OPERAND, instead substitute
22239 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
22240 Don't do anything for REG_NON_LOCAL_GOTO jumps.
22242 2016-03-31 Martin Liska <mliska@suse.cz>
22244 * passes.c (execute_one_pass): Do not call
22245 todo_after for a discarded function.
22247 2016-03-31 Bin Cheng <bin.cheng@arm.com>
22249 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
22250 (no_cost, infinite_cost): Initialize the new field.
22251 (get_computation_cost_at): Record setup cost.
22252 (determine_use_iv_cost_address): Skip cost computation for sub
22253 uses if we can estimate it without losing accuracy.
22255 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
22257 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
22259 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22260 max_loop_iterations_int.
22261 (tree_unswitch_outer_loop): Likewise.
22262 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
22263 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
22265 2016-03-30 Richard Biener <rguenther@suse.de>
22267 PR middle-end/70450
22268 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
22270 2016-03-30 Jakub Jelinek <jakub@redhat.com>
22273 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
22274 in gen_blendm expander.
22276 2016-03-30 Nick Clifton <nickc@redhat.com>
22279 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
22280 case where we are already provided with an SImode SUBREG.
22282 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
22285 * config/i386/i386.c (ix86_expand_epilogue): Properly check
22286 conflict between DRAP register and __builtin_eh_return.
22288 2016-03-30 Michael Matz <matz@suse.de>
22289 Richard Biener <rguenther@suse.de>
22292 * ipa-polymorphic-call.c (struct type_change_info): Change
22293 speculative to an unsigned allowing to limit the work we do.
22294 (csftc_abort_walking_p): New inline function..
22295 (check_stmt_for_type_change): Limit the number of may-defs
22296 skipped for speculative devirtualization to
22297 max-speculative-devirt-maydefs.
22298 * params.def (max-speculative-devirt-maydefs): New param.
22299 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
22301 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
22304 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
22307 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
22309 PR tree-optimization/59124
22310 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
22311 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
22313 2016-03-29 Jeff Law <law@redhat.com>
22315 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
22317 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22319 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
22322 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
22324 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
22325 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
22326 gcrt0.o if linking dynamically.
22328 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22331 * ipa-devirt.c (methods_equal_p): New function.
22332 (compare_virtual_tables): Use it.
22333 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
22334 * cgraphclones.c (clone_function_name_1): Use
22335 symbol_table::symbol_suffix_separator.
22336 * coverage.c (build_var): Likewise.
22337 * symtab.c (symbol_table::symbol_suffix_separator): New.
22339 2016-03-29 Jakub Jelinek <jakub@redhat.com>
22341 PR rtl-optimization/70429
22342 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
22343 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
22344 mode != result_mode.
22347 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
22349 PR tree-optimization/70405
22350 * ssa-iterators.h (num_imm_uses): Add missing braces.
22352 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
22354 PR rtl-optimization/68695
22355 * ira-color.c (allocno_copy_cost_saving): New.
22356 (improve_allocation): Use it.
22358 2016-03-29 Richard Henderson <rth@redhat.com>
22360 PR middle-end/70355
22361 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
22363 2016-03-29 Richard Biener <rguenther@suse.de>
22365 PR middle-end/70424
22366 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
22367 use alignment returned by get_pointer_alignment_1 if it is
22368 bigger than BITS_PER_UNIT.
22369 * builtins.c (get_pointer_alignment_1): Do not return true
22370 for alignment extracted from SSA info.
22372 2016-03-28 James Bowman <james.bowman@ftdichip.com>
22374 * config/ft32/ft32.opt (mnodiv): New.
22375 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
22376 * doc/invoke.texi (FT32 Options -mnodiv): New.
22378 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
22381 * config/i386/i386.md (define_split, andn): Fix modes.
22383 2016-03-26 Richard Biener <rguenther@suse.de>
22384 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22387 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
22389 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
22390 as 2nd argument to cl_optimization_restore().
22392 2016-03-25 Richard Henderson <rth@redhat.com>
22395 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
22396 * config/aarch64/aarch64-protos.h: Declare it.
22397 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
22399 2016-03-25 Alan Modra <amodra@gmail.com>
22402 * config/rs6000/constraints.md (j): Simplify.
22403 * config/rs6000/predicates.md (easy_fp_constant): Exclude
22405 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
22406 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
22407 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
22408 in all constraint alternatives.
22409 (movtd_64bit_nodm): Delete "j" constraint alternative.
22411 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
22413 * tree-ssa-propagate.c: Enhance docs for
22414 SSA_PROP_NOT_INTERESTING.
22416 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
22418 * doc/extend.texi: Fix typo in documentation to pure attribute.
22420 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
22423 * config/pa/pa.md (bswapdi2): Use a scratch register.
22425 2016-03-24 Richard Henderson <rth@redhat.com>
22427 PR middle-end/69845
22428 * fold-const.c (extract_muldiv_1): Correct test for multiplication
22431 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
22433 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
22434 using ix86_expand_binary_operator instead of gen_andsi3.
22436 2016-03-24 Richard Biener <rguenther@suse.de>
22438 PR tree-optimization/70396
22439 * tree-vect-stmts.c (vectorizable_comparison): Use
22440 get_vectype_for_scalar_type.
22442 2016-03-24 Richard Biener <rguenther@suse.de>
22444 PR middle-end/70370
22445 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
22446 with register bases.
22448 2016-03-24 Richard Biener <rguenther@suse.de>
22450 PR tree-optimization/70372
22451 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
22452 build_all_ones_cst to also handle vector types correctly.
22454 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22457 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
22460 2016-03-23 Marek Polacek <polacek@redhat.com>
22463 * doc/invoke.texi: Document -Wignored-attributes.
22465 2016-03-23 Bin Cheng <bin.cheng@arm.com>
22467 PR tree-optimization/69042
22468 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
22469 parameter from 30 to 40.
22471 2016-03-23 Bin Cheng <bin.cheng@arm.com>
22473 PR tree-optimization/69042
22474 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
22475 for use with constant offset stripped in base.
22477 2016-03-23 Richard Biener <rguenther@suse.de>
22479 PR middle-end/70251
22480 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
22481 mode compatibility check.
22482 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22484 2016-03-23 Jeff Law <law@redhat.com>
22486 PR tree-optimization/64058
22487 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
22489 (struct ssa_conflicts): Move up earlier in the file.
22490 (conflicts_, var_map_): New static variables.
22491 (initialize_conflict_count): New function to initialize the
22492 CONFLICT_COUNT field for each conflict pair.
22493 (compare_pairs): Lazily initialize the conflict count and use it
22494 as the first tie-breaker.
22495 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
22496 and wipe conflicts_ and map_ around the call to qsort. Remove
22497 special case for 2 coalesce pairs.
22498 * bitmap.c (bitmap_count_unique_bits): New function.
22499 (bitmap_count_bits_in_word): New function, extracted from
22501 (bitmap_count_bits): Use bitmap_count_bits_in_word.
22502 * bitmap.h (bitmap_count_unique_bits): Declare it.
22504 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
22507 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
22508 transparent alias chain for decl assembler name.
22509 * config/sol2.c (solaris_assemble_visibility): Likewise.
22511 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22513 * config/arm/arm1020e.md (1020call_op): Reduce reservation
22515 (v10_fdivs): Likewise.
22516 (v10_fdivd): Likewise.
22518 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22521 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
22522 to not call fclose twice on file.
22524 2016-03-23 Jakub Jelinek <jakub@redhat.com>
22526 PR tree-optimization/70354
22527 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
22528 oprnd0 is wider than oprnd1 and there is a cast from the wider
22529 type to oprnd1, mask it with the mask of the narrower type.
22532 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
22533 Optimize TARGET_STV splitters, if high or low word of last argument
22536 2016-03-22 Jeff Law <law@redhat.com>
22539 tree-ssa-threadbackward.c
22540 (fsm_find_control_statement_thread_paths): Correctly distinguish
22541 between old style jump threads vs FSM jump threads.
22543 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
22546 * config/i386/i386.c (scalar_chain::convert_op): Support
22547 uninitialized register usage case.
22549 2016-03-22 Richard Biener <rguenther@suse.de>
22551 PR middle-end/70251
22552 * genmatch.c (gen_transform): Adjust last parameter to a three-state
22554 (capture::gen_transform): ... to change behavior when substituting
22555 a condition into cond or not-cond expr context.
22556 (dt_simplify::gen_1): Adjust.
22557 * gimple-match-head.c: Include gimplify.h for unshare_expr.
22558 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
22559 last change and instead change to
22560 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
22561 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22563 2016-03-22 Anthony Green <green@moxielogic.com>
22565 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
22566 issue for moxiebox targets.
22567 (CC1PLUS_SPEC): Ditto.
22569 2016-03-22 Richard Biener <rguenther@suse.de>
22571 PR middle-end/70333
22572 * fold-const.c (extract_muldiv_1): Properly perform multiplication
22575 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
22577 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
22579 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
22582 * config/i386/i386.c (def_builtin): Handle
22583 OPTION_MASK_ISA_AVX512VL to be and-ed with other
22585 (const struct builtin_description bdesc_special_args[]):
22586 Remove duplicate ISA bits.
22588 2016-03-22 Jakub Jelinek <jakub@redhat.com>
22591 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
22592 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
22593 in a way that works also for AVX512BW.
22596 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
22597 instead of source if operands[1] is xmm16 and above and
22598 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
22599 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
22602 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
22603 on assign if (*from_p) is a comparison, set it to
22604 TREE_NO_WARNING (*from_p).
22606 2016-03-21 Jakub Jelinek <jakub@redhat.com>
22608 PR middle-end/70326
22609 * lra.c (restore_scratches): Ignore deleted insns.
22611 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
22612 Jakub Jelinek <jakub@redhat.com>
22614 PR tree-optimization/70317
22615 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
22618 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
22621 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
22622 of ix86_expand_move.
22624 (movti): Use general_operand for operand 1 predicate.
22626 2016-03-21 Martin Liska <mliska@suse.cz>
22628 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
22630 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
22632 2016-03-21 Martin Liska <mliska@suse.cz>
22635 * ipa-icf.c (sem_function::parse): Skip static
22636 constructors and destructors.
22638 2016-03-21 Jakub Jelinek <jakub@redhat.com>
22641 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
22642 function-like macro, peek following token(s) if it is followed
22643 by CPP_OPEN_PAREN token with optional padding in between, and
22644 if not, don't treat it like a macro.
22646 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
22647 Alexander Monakov <amonakov@ispras.ru>
22649 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
22650 for the stabs debug format.
22652 2016-03-21 Richard Biener <rguenther@suse.de>
22654 PR tree-optimization/70310
22655 * tree-vect-generic.c (expand_vector_condition): Fold the built
22658 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
22661 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
22662 Block third alternative for AVX-512VL target,
22664 2016-03-21 Martin Liska <mliska@suse.cz>
22667 * hsa-brig.c (emit_function_directives): Mark unemitted
22668 global variables for emission.
22669 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
22670 (get_symbol_for_decl): Likewise.
22671 * hsa.h (struct hsa_symbol): New flag.
22673 2016-03-21 Richard Biener <rguenther@suse.de>
22675 PR tree-optimization/70288
22676 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
22677 we do not estimate unsimplified all-constant conditionals or
22678 switches as optimized away.
22680 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
22682 PR rtl-optimization/69102
22683 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
22684 when we have a readonly dependency context.
22686 2016-03-18 Jeff Law <law@redhat.com>
22688 PR rtl-optimization/70263
22689 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
22690 (update_equiv_regs): When trying to move a store to after the insn
22691 that sets the source of the store, make sure the store occurs after
22692 the insn that sets the source of the store. When successful note
22693 the REG_EQUIV note created in the dump file.
22695 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
22696 Bernd Schmidt <bschmidt@redhat.com>
22698 * doc/extend.texi: Document more potential problems with basic asms.
22700 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
22702 PR rtl-optimization/70278
22703 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
22706 2016-03-18 Jason Merrill <jason@redhat.com>
22708 * calls.c (load_register_parameters): Fix zero size sibcall logic.
22710 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
22712 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
22713 values to 128b regs.
22715 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
22717 PR tree-optimization/70252
22718 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
22719 boolean vector has a proper number of elements.
22720 (supportable_narrowing_operation): Likewise.
22722 2016-03-18 Tom de Vries <tom@codesourcery.com>
22725 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
22727 2016-03-18 Jakub Jelinek <jakub@redhat.com>
22729 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
22730 instead of replace_rtx for DEBUG_INSNs.
22732 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22734 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
22735 load type reservations.
22737 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
22740 * config/pa/constraints.md: Revert 2015-02-13 change. Use
22741 define_constraint for "Q" and "T" constraints.
22743 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
22745 Tweak the pipeline model for Exynos M1
22747 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
22750 2016-03-17 David Malcolm <dmalcolm@redhat.com>
22753 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
22754 where one or both locations aren't within a line_map.
22756 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
22759 * opts.c (finish_options): Don't set flag_pie to the default if
22760 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
22763 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
22765 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
22766 true as ALL_REGS argument to replace_rtx.
22768 2016-03-17 Richard Biener <rguenther@suse.de>
22771 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
22774 2016-03-17 Jakub Jelinek <jakub@redhat.com>
22777 * rtl.h (replace_rtx): Add ALL_REGS argument.
22778 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
22779 equality and assert mode is the same, instead of just rtx pointer
22781 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
22782 true as ALL_REGS argument to replace_rtx.
22784 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
22786 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
22787 for boolean vector with vector mode only.
22788 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22790 2016-03-17 Nick Clifton <nickc@redhat.com>
22793 * config/rx/rx.c (rx_print_integer): Print negative constants in
22796 2016-03-17 Jakub Jelinek <jakub@redhat.com>
22799 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
22801 2016-03-16 Richard Henderson <rth@redhat.com>
22802 Richard Biener <rguenth@suse.de>
22804 PR middle-end/70240
22805 PR middle-end/68215
22807 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
22808 first operand as is_gimple_condexpr.
22810 PR middle-end/70240
22811 PR middle-end/68215
22813 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
22814 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
22815 Do not gimplify the result.
22816 (do_unop): Adjust call to tree_vec_extract.
22817 (do_binop): Likewise.
22818 (do_compare): Likewise.
22819 (do_plus_minus): Likewise.
22820 (do_negate): Likewise.
22821 (expand_vector_condition): Likewise.
22822 (do_cond): Likewise.
22824 2016-03-16 Richard Henderson <rth@redhat.com>
22827 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
22828 (aarch64_classify_address): Use it.
22829 (aarch64_legitimize_address): Force all subexpressions of PLUS
22830 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
22832 2016-03-16 Jakub Jelinek <jakub@redhat.com>
22833 Richard Biener <rguenth@suse.de>
22836 * rtlanal.c (replace_rtx): For REG, if from is a REG,
22837 return to even if only REGNO is equal, and assert
22840 2016-03-11 Jeff Law <law@redhat.com>
22842 PR rtl-optimization/70224
22843 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
22845 2016-03-16 Richard Henderson <rth@redhat.com>
22847 PR middle-end/70199
22848 * function.h (struct function): Add has_forced_label_in_static.
22849 * gimplify.c (force_labels_r): Set it.
22850 * lto-streamer-in.c (input_struct_function_base): Read it.
22851 * lto-streamer-out.c (output_struct_function_base): Write it.
22852 * tree-inline.c (has_label_address_in_static_1): Remove.
22853 (copy_forbidden): Remove fndecl parameter; test
22854 has_forced_label_in_static.
22855 (inline_forbidden_p): Update call to copy_forbidden.
22856 (tree_versionable_function_p): Likewise.
22857 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
22858 (chkp_versioning): Likewise.
22859 * tree-inline.h (copy_forbidden): Update decl.
22861 2016-03-16 Marek Polacek <polacek@redhat.com>
22864 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
22865 function being thunked if the result type doesn't have fixed size.
22866 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
22867 doesn't have fixed size.
22869 2016-03-16 Bin Cheng <bin.cheng@arm.com>
22871 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
22872 reporting malformed loop nest.
22874 2016-03-16 Tom de Vries <tom@codesourcery.com>
22877 * ipa-devirt.c (possible_polymorphic_call_targets): Move
22878 nodes.length () == 1 test to before first nodes[0] access.
22880 2016-03-16 Tom de Vries <tom@codesourcery.com>
22882 PR tree-optimization/68715
22883 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
22884 single_pred_p test.
22886 2016-03-16 Tom de Vries <tom@codesourcery.com>
22888 PR tree-optimization/68809
22889 * graphite-scop-detection.c (same_close_phi_node): Test if result types
22892 2016-03-16 Carlos O'Donell <carlos@redhat.com>
22893 Sandra Loosemore <sandra@codesourcery.com>
22895 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
22896 on leaf attribute. Mention ELF interposition problems.
22898 2016-03-16 Alan Modra <amodra@gmail.com>
22900 PR rtl-optimization/69195
22901 PR rtl-optimization/47992
22902 * ira.c (indirect_jump_optimize): Ignore artificial defs.
22905 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
22908 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
22910 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22912 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
22914 2016-03-15 Jakub Jelinek <jakub@redhat.com>
22916 PR rtl-optimization/70222
22917 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
22918 optimization if mode is different from result_mode, queue up masking
22919 of the result in outer_op. Formatting fix.
22921 PR middle-end/70239
22922 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
22925 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22927 PR rtl-optimization/69032
22928 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
22929 looping backwards over basic block insns.
22931 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22934 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
22935 to non-speculative when propagating trap bits.
22937 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22939 PR rtl-optimization/63384
22940 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
22941 DEBUG_INSN_P insns.
22943 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22946 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
22947 factored out from ...
22948 (sched_analyze_insn): ... here.
22949 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
22950 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
22951 get_implicit_reg_pending_clobbers in it.
22952 (setup_id_reg_sets): Use setup_id_implicit_regs.
22953 (deps_init_id): Ditto.
22955 2016-03-15 Tom de Vries <tom@codesourcery.com>
22958 * cgraph.c (cgraph_node::get_body): Save, reset and restore
22960 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
22961 execute_function_dump.
22962 (execute_one_pass): Don't dump function if it will be dumped after ipa
22965 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
22967 * genrecog.c (match_pattern_2): If pred is NULL don't call
22968 safe_predicate_mode on it.
22970 2016-03-14 Jakub Jelinek <jakub@redhat.com>
22972 PR middle-end/70219
22973 * lra-constraints.c (delete_move_and_clobber): Change assertion
22974 to also allow dregno == 0.
22976 2016-03-14 Richard Henderson <rth@redhat.com>
22979 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
22980 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
22981 (reassociate_bb): Use optimize_vec_cond_expr; avoid
22982 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
22985 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
22988 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
22990 (lra_create_live_ranges_1): initialize hard register biggest_mode to
22992 * lra-constraints.c (split_reg): For hard regs, try to find the
22993 biggest single-register mode used in the function.
22995 2016-03-14 Richard Biener <rguenther@suse.de>
22997 PR tree-optimization/56365
22998 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
22999 constants to compare against.
23001 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
23004 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
23005 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
23006 (define_split for the GPR case): Use int_reg_operand instead of
23007 gpc_reg_operand for the output.
23009 2016-03-14 Tom de Vries <tom@codesourcery.com>
23011 PR tree-optimization/70045
23012 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
23013 create_empty_if_region_on_edge argument.
23015 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
23017 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
23018 (STACK_CHECK_PROTECT): Likewise.
23019 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
23020 (STACK_CHECK_PROTECT): Likewise.
23021 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
23022 (STACK_CHECK_PROTECT): Likewise.
23023 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
23024 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
23025 (STACK_CHECK_PROTECT): Likewise.
23027 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
23029 PR rtl-optimization/69307
23030 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
23031 registers in modes that span more than one register.
23033 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
23036 * lra-constraints.c (delete_move_and_clobber): New.
23037 (remove_inheritance_pseudos): Use it.
23039 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
23042 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
23043 the libcall is LCT_THROW.
23044 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
23045 for the checking routine.
23047 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23050 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
23051 optimization if we have direct move.
23052 (roundu32<mode>2_fprs): Likewise.
23054 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
23057 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
23059 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
23060 Arguments swapped. All callers changed. Take reg_renumber into
23061 account, and Calculate and compare register ranges for hard regs.
23063 2016-03-11 Jeff Law <law@redhat.com>
23065 PR tree-optimization/70190
23066 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23067 Handle cases where we can not extract the taken edge, even though we
23068 found a constant value.
23070 PR tree-optimization/64058
23071 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
23072 (num_coalesce_pairs): Move up earlier in file.
23073 (find_coalesce_pair): Initialize the INDEX field for each pair
23075 (compare_pairs): No longer sort on the elements in each pair.
23076 Instead break ties with the index of the coalesce pair.
23078 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23081 * config/aarch64/aarch64-protos.h
23082 (aarch64_save_restore_target_globals): New prototype.
23083 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
23084 Call the above when popping pragma.
23085 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
23087 (aarch64_set_current_function): Rewrite using the above.
23089 2016-03-11 Jakub Jelinek <jakub@redhat.com>
23091 PR tree-optimization/70177
23092 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
23093 (extract_ops_from_tree): ... this. In the 2 argument
23094 overload remove _1 suffix.
23095 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
23096 (extract_ops_from_tree): ... this.
23097 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
23099 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
23100 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
23101 extract_ops_from_tree instead of 2 operand one.
23103 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
23105 PR tree-optimization/70013
23106 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
23107 for constant-pool entries.
23109 2016-03-11 Jakub Jelinek <jakub@redhat.com>
23111 PR rtl-optimization/70174
23112 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
23113 followed by gen_lowpart on force_reg instead of just gen_lowpart.
23115 PR tree-optimization/70169
23116 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
23117 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
23120 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
23121 Jakub Jelinek <jakub@redhat.com>
23124 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
23125 of uninitialized values.
23127 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23129 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
23131 ("*trunctddd2"): New pattern definition.
23132 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
23135 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23137 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
23138 definitions for BFP and DFP rounding modes.
23139 ("fixuns_truncdddi2", "fixuns_trunctddi2")
23140 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
23141 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
23142 ("fix_trunctf<mode>2"): Use the new constants instead of magic
23145 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23147 * config/s390/constraints.md: Adjust comment.
23148 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
23149 s390_decompose_addrstyle_without_index.
23150 * config/s390/predicates.md (shift_count_or_setmem_operand):
23151 Rename to setmem_operand.
23152 * config/s390/s390-protos.h
23153 (s390_decompose_shift_count): Rename to
23154 s390_decompose_addrstyle_without_index.
23155 * config/s390/s390.c (s390_decompose_shift_count)
23156 (s390_mem_constraint, print_shift_count_operand)
23157 (print_operand_address, print_operand): Rename
23158 s390_decompose_shift_count to
23159 s390_decompose_addrstyle_without_index and rename
23160 print_shift_count_operand to print_addrstyle_operand troughout the
23162 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
23163 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
23164 Rename shift_count_or_setmem_operand to setmem_operand.
23165 * config/s390/vx-builtins.md ("vec_insert<mode>")
23166 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
23169 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23172 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23173 Handle overlapping retval and newval.
23175 2016-03-10 Nick Clifton <nickc@redhat.com>
23178 * config/aarch64/aarch64.c
23179 (aarch64_override_options_after_change_1): When forcing
23180 flag_omit_frame_pointer to be true, use a special value that can
23181 be detected if this function is called again, thus preventing
23182 flag_omit_leaf_frame_pointer from being forced to be false.
23184 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23186 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
23187 Set x_flag_omit_leaf_frame_pointer when handling
23188 -momit-leaf-frame-pointer.
23190 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23193 * cgraph.c (cgraph_node::dump): Dump split_part and
23194 indirect_call_target.
23195 * cgraph.h (cgraph_node): Add indirect_call_target flag.
23196 * ipa.c (has_addr_references_p): Cleanup.
23197 (is_indirect_call_target_p): New.
23198 (walk_polymorphic_call_targets): Do not mark virtuals that may be
23199 called indirectly as local.
23200 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
23202 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23205 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
23206 on cxa_pure_virtual.
23208 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23211 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
23213 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23216 * tree.c (need_assembler_name_p): Only record main variant type names.
23218 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
23221 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
23222 Always define to 0 or 1.
23223 (TARGET_FIX_ERR_A53_843419): New macro.
23224 * config/aarch64/aarch64-elf-raw.h
23225 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
23226 * config/aarch64/aarch64-linux.h: Likewise.
23227 * config/aarch64/aarch64.c
23228 (aarch64_override_options_after_change_1): Do not default
23229 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
23231 (aarch64_attributes): Handle fix-cortex-a53-843419.
23232 (aarch64_can_inline_p): Likewise.
23233 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
23235 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
23236 Jakub Jelinek <jakub@redhat.com>
23238 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
23239 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
23240 DECL_COMMONS if flag_unconstrained_commons is set.
23241 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23242 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
23243 (funconstrained-commons): Document.
23245 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
23247 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
23248 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
23250 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
23252 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
23253 has a proper number of elements.
23255 2016-03-10 Alan Modra <amodra@gmail.com>
23257 PR rtl-optimization/69195
23258 PR rtl-optimization/47992
23259 * ira.c (recorded_label_ref): Delete.
23260 (update_equiv_regs): Return void.
23261 (indirect_jump_optimize): New function.
23262 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
23263 before regstat_compute_ri. Don't rebuild_jump_labels here.
23264 Delete update_regstat.
23266 2016-03-10 Richard Biener <rguenther@suse.de>
23268 PR tree-optimization/70128
23269 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23270 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
23272 2016-03-09 Jakub Jelinek <jakub@redhat.com>
23274 PR tree-optimization/70152
23275 * tree-sra.c (replace_removed_params_ssa_names): Copy over
23276 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
23279 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
23280 instead of gen_sse2_loadlpd.
23281 * config/i386/sse.md (*vec_concatv2df): Rename to...
23282 (vec_concatv2df): ... this.
23284 PR tree-optimization/70127
23285 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
23287 2016-03-09 David Malcolm <dmalcolm@redhat.com>
23291 * diagnostic-show-locus.c (compatible_locations_p): New function.
23292 (layout::layout): Sanitize ranges using compatible_locations_p.
23294 2016-03-09 David Malcolm <dmalcolm@redhat.com>
23298 * diagnostic-show-locus.c (layout_range::layout_range): Replace
23299 location_range param with three const expanded_locations * and a
23301 (layout::layout): Replace call to
23302 rich_location::lazily_expand_location with get_expanded_location.
23303 Extract the range and perform location expansion here, passing
23304 the results to the layout_range ctor.
23305 * diagnostic.c (source_range::debug): Delete.
23306 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
23307 of rich_location::get_expanded_location.
23308 * gcc-rich-location.c (get_range_for_expr): Delete.
23309 (gcc_rich_location::add_expr): Reimplement to avoid the
23310 rich_location::add_range overload that took a location_range,
23311 passing a location_t instead.
23313 2016-03-09 Richard Biener <rguenther@suse.de>
23314 Jakub Jelinek <jakub@redhat.com>
23316 PR tree-optimization/70138
23317 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23318 Also skip vect_double_reduction_def.
23320 2016-03-09 Jakub Jelinek <jakub@redhat.com>
23323 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
23324 if the operand is "m".
23326 2016-03-09 Nathan Sidwell <nathan@acm.org>
23328 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
23330 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23332 * config/i386/i386.c (processor_target_table): Fix cost table
23333 intialization order for znver1.
23335 2016-03-08 Jakub Jelinek <jakub@redhat.com>
23337 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
23338 - becuase -> because.
23339 * ipa-reference.c (ignore_module_statics): Likewise.
23340 * cgraph.c (cgraph_node::get_body): Likewise.
23341 * ipa-inline.c (early_inliner): Likewise.
23342 * ipa-devirt.c (types_same_for_odr): Likewise.
23343 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
23344 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
23346 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23348 * tree-ssa-math-opts.c: Fix typo in comment.
23350 2016-03-08 Jakub Jelinek <jakub@redhat.com>
23353 * config/i386/i386.c (scalar_chain::make_vector_copies,
23354 scalar_chain::convert_reg): Call end_sequence in between
23355 get_insns and emit_conversion_insns rather than after both
23358 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
23361 * config/i386/i386.h (machine_function): Add
23362 pc_thunk_call_expanded flag.
23363 (ix86_pc_thunk_call_expanded): New define.
23364 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
23365 (*set_got): Rename insn pattern from set_got.
23366 (*set_got_labelled): Rename inst pattern from set_got_labelled.
23367 * config/i386/i386.c (ix86_compute_frame_layout): Use
23368 ix86_pc_thunk_call_expanded to prevent red-zone.
23370 2016-03-07 Martin Jambor <mjambor@suse.cz>
23372 * hsa.h (hsa_get_ctor_statements): Declare.
23373 (hsa_get_dtor_statements): Likewise.
23374 (hsa_get_kernel_dispatch_type): Likewise.
23375 * hsa.c (hsa_get_ctor_statements): New function.
23376 (hsa_get_dtor_statements): Likewise.
23377 (hsa_get_kernel_dispatch_type): Likewise.
23378 * hsa-brig.c (hsa_cdtor_statements): Removed.
23379 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
23380 hsa_get_dtor_statements.
23381 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
23382 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
23384 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
23386 * config/arm/arm-cores.def (cortex-r8): New.
23387 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
23388 * config/arm/arm-tune.md: Likewise.
23389 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
23391 2016-03-07 Martin Sebor <msebor@redhat.com>
23393 PR rtl-optimization/19705
23394 * doc/invoke.texi (Options That Control Optimization): Clarify
23395 -fno-branch-count-reg.
23397 2016-02-26 Richard Biener <rguenther@suse.de>
23398 Jeff Law <law@redhat.com>
23400 PR tree-optimization/69740
23401 * cfghooks.c (remove_edge): Request loop fixups if we delete
23402 an edge that might turn an irreducible loop into a natural
23404 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
23405 Move after definition of loops_state_clear.
23407 2016-03-07 Bin Cheng <bin.cheng@arm.com>
23409 PR rtl-optimization/69052
23410 * rtlanal.c (commutative_operand_precedence): Set higher precedence
23413 2016-03-07 Tom de Vries <tom@codesourcery.com>
23415 PR tree-optimization/70116
23416 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
23417 is_tm_ending stmts and ubsan/asan internal functions.
23418 (find_duplicate): Use it. Don't test is_tm_ending here.
23420 2016-03-07 Richard Biener <rguenther@suse.de>
23422 PR tree-optimization/70115
23423 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
23424 (propagate_constants_for_unrolling): Use replace_uses_by.
23426 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
23428 PR middle-end/69916
23429 * omp-low.c (struct oacc_loop): Add ifns.
23430 (new_oacc_loop_raw): Initialize it.
23431 (finish_oacc_loop): Clear mask & flags if no ifns.
23432 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
23433 (oacc_loop_xform_loop): Add ifns arg & adjust.
23434 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
23436 2016-03-07 Richard Henderson <rth@redhat.com>
23439 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
23440 (insert_value_copy_on_edge): Likewise.
23442 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23444 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
23446 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23449 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
23451 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
23453 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
23455 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
23457 Fix sseimul type attribute.
23458 * config/i386/znver1.md
23459 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
23460 znver1_sseimul_avx256_load) : Fix the type attribute.
23461 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
23462 pipe usage and latency.
23464 2016-03-05 Jakub Jelinek <jakub@redhat.com>
23467 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
23468 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
23471 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
23474 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
23476 PR rtl-optimization/69941
23477 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
23478 the reg share its mode.
23480 2016-03-04 Jeff Law <law@redhat.com>
23482 PR tree-optimization/69196
23483 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23484 If the both SSA_NAMEs are anonymous, then consider them unassociated
23485 and include the PHI in the statement count.
23487 2016-03-05 Tom de Vries <tom@codesourcery.com>
23489 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
23490 construct in oacc routine. Check for oacc region in oacc routine.
23492 2016-03-04 Jakub Jelinek <jakub@redhat.com>
23495 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
23496 2016-02-22 changes, instead don't recurse if RECUR is already true.
23497 Don't change *dynamic_check if RECUR. Adjust recursive caller
23498 to pass true to the new argument.
23499 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
23502 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23503 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
23505 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
23507 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
23509 PR rtl-optimization/57676
23510 * lra-assigns.c (lra_assign): Guard test for maximum iterations
23511 with flag_checking.
23513 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
23515 * tree-vect-patterns.c (search_type_for_mask): Handle
23516 comparison of booleans.
23518 2016-03-04 Jakub Jelinek <jakub@redhat.com>
23520 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
23524 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
23525 all other ops that have dw_val_class_die_ref operands,
23526 and DW_OP_GNU_entry_value.
23528 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23530 PR rtl-optimization/69904
23531 * config/arm/arm.c (arm_cannot_copy_insn_p):
23532 Return true for load-exclusive instructions.
23534 2016-03-03 Jakub Jelinek <jakub@redhat.com>
23537 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
23538 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
23539 the pattern no matter if it is used just by non-pattern, pattern
23541 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
23542 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
23543 oprnd1 def_stmt is in pattern, don't look through it.
23545 2016-03-03 Marek Polacek <polacek@redhat.com>
23547 PR middle-end/70050
23548 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
23550 2016-03-03 Martin Liska <mliska@suse.cz>
23552 PR tree-optimization/70043
23553 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
23554 previous statement if we see a debug statement.
23556 2016-03-03 Richard Biener <rguenther@suse.de>
23558 PR tree-optimization/55936
23559 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
23560 parameter and guard unsafe equivalence use.
23561 (vrp_evaluate_conditional_warnv_with_ops): Always use
23562 safe equivalences but not via the quadratic compare_names
23565 2016-03-03 Michael Collison <michael.collison@linaro.org>
23568 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
23569 for operand 1 to s_register_operand. Change predicate for operand
23570 2 to arm_not_immediate_operand.
23572 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
23574 * doc/tm.texi: Regenerated.
23576 2016-03-02 Richard Henderson <rth@redhat.com>
23579 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
23580 simplification when all args are positive non-fixed registers.
23582 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23584 * target.def (lra_p): Specify that new ports should use LRA.
23586 2016-03-02 Jakub Jelinek <jakub@redhat.com>
23589 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
23590 gimplify_type_sizes the type they refer to.
23591 (omp_notice_variable): Handle reference vars to VLAs.
23592 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
23593 reference to VLA decls in the second pass instead of first pass.
23595 2016-03-02 Tom de Vries <tom@codesourcery.com>
23597 PR tree-optimization/68659
23598 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
23599 new_expr == NULL_TREE.
23600 (get_new_name): Handle ADDR_EXPR.
23602 2016-03-02 Bin Cheng <bin.cheng@arm.com>
23604 PR rtl-optimization/69052
23605 * loop-invariant.c (canonicalize_address): New function.
23606 (inv_can_prop_to_addr_use): Check validity of address expression
23607 which is canonicalized by above function.
23609 2016-03-02 Alan Modra <amodra@gmail.com>
23612 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
23615 2016-03-02 Jakub Jelinek <jakub@redhat.com>
23618 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
23619 (*movhi_internal): Put mask moves from and to memory separately
23620 from moves from/to GPRs.
23622 2016-03-02 Richard Biener <rguenther@suse.de>
23624 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
23625 GENERIC expressions in GIMPLE.
23627 2016-03-02 Richard Biener <rguenther@suse.de>
23629 * config/i386/i386.c (type_natural_mode): Fix typo.
23631 2016-03-02 Nick Clifton <nickc@redhat.com>
23633 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
23635 2016-03-02 Richard Biener <rguenther@suse.de>
23636 Uros Bizjak <ubizjak@gmail.com>
23639 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
23641 2016-03-02 Richard Biener <rguenther@suse.de>
23643 PR middle-end/67278
23644 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
23646 2016-03-02 Marek Polacek <polacek@redhat.com>
23649 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
23650 "is promoted to" warning.
23652 2016-03-01 DJ Delorie <dj@redhat.com>
23654 * config.gcc: Deprecate mep-*.
23656 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
23658 PR middle-end/70025
23659 * lra-constraints.c (regno_val_use_in): New.
23660 (match_reload): Use it instead of regno_use_in.
23662 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
23664 PR rtl-optimization/70007
23665 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
23666 references present in REG_EQUAL notes attached to non-SET patterns.
23668 2016-03-01 Jeff Law <law@redhat.com>
23670 PR tree-optimization/69196
23671 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23672 Appropriately clamp the number of statements to copy when the
23673 thread path does not traverse a loop backedge.
23675 PR tree-optimization/69196
23676 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23677 Do count some PHIs in the thread path against the insn count. Decrease
23678 final statement count by one as the control statement in the last
23679 block will get removed. Remove special cased code for handling PHIs
23682 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
23685 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
23686 asm dialect alternatives to explicit GOTPCREL calls.
23688 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
23691 * ira.c (do_reload): Issue warning for generic stack checking here...
23692 * reload1.c (reload): ...instead of here and streamline it.
23694 2016-03-01 Nick Clifton <nickc@redhat.com>
23696 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
23698 2016-03-01 Richard Biener <rguenther@suse.de>
23700 PR tree-optimization/69983
23701 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
23702 types and fall back to operand_equal_p.
23704 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23707 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23709 * config/s390/constraints.md ("jm8"): New constraint.
23710 * config/s390/predicates.md ("const_int_8bitset_operand"): New
23712 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
23714 ("*setmem_long<setmem_and>"): New pattern.
23715 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
23717 ("*setmem_long_31z<setmem_and>"): New pattern.
23718 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
23719 New substitution rules with the required attributes.
23722 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23725 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23727 * gensupport.c (process_substs_on_one_elem): Split loop to
23728 complete mark_operands_used_in_match_dup on all expressions in the
23730 (adjust_operands_numbers): Inline into process_substs_on_one_elem
23731 and remove function.
23733 2016-03-01 Richard Biener <rguenther@suse.de>
23735 PR middle-end/70022
23736 * fold-const.c (fold_indirect_ref_1): Fix range checking for
23737 vector BIT_FIELD_REF extract.
23739 2016-03-01 Richard Biener <rguenther@suse.de>
23741 PR tree-optimization/69994
23742 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
23744 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
23746 PR tree-optimization/69956
23747 * tree-vect-stmts.c (supportable_widening_operation): Support
23748 multi-step conversion of boolean vectors.
23749 (supportable_narrowing_operation): Likewise.
23751 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23753 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
23756 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23758 * config/s390/subst.md (DSI_VI): New mode iterator.
23759 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
23760 * config/s390/vector.md ("vec_set<mode>"): Move expander before
23761 the insn definition.
23762 ("*vec_set<mode>"): Change predicate and add alternative to
23763 support only either register or const_int operands as element
23765 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
23767 ("vec_extract<mode>"): New expander.
23768 ("*vec_extract<mode>"): New insn definition supporting reg and
23769 const_int element selectors.
23770 ("*vec_extract<mode>_plus"): New insn definition supporting
23771 reg+const_int element selectors.
23772 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
23773 following expander+insn definition.
23774 ("<vec_shifts_name><mode>3"): New expander.
23775 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
23777 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23779 * config/s390/s390.md ("*tabort_1"): Change predicate to
23780 nonmemory_operand. Add a second alternative to cover
23781 register as well as const int operands.
23782 ("*tabort_1_plus"): New pattern definition.
23784 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23786 * config/s390/s390.md ("*ashrdi3_cc_31")
23787 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
23788 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
23789 Merge insn definitions into ...
23790 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
23791 New pattern definition.
23792 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
23793 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
23794 ("*ashr<mode>3_and"): Merge insn definitions into ...
23795 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
23796 New pattern definition.
23797 * config/s390/subst.md ("addr_style_op_cc_subst")
23798 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
23799 substitutions patterns plus attributes.
23800 Add ashiftrt to SUBST iterator.
23802 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23804 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
23805 op2 to nonmemory_operand.
23806 ("*<shift>di3_31", "*<shift>di3_31_and"):
23807 Merge into single pattern definition ...
23808 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
23809 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
23810 pattern definition ...
23811 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
23812 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
23815 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23817 * config/s390/predicates.md (const_int_6bitset_operand): New
23819 * config/s390/s390.md: Include subst.md.
23820 ("rotl<mode>3"): New expander.
23821 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
23823 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
23824 * config/s390/subst.md: New file.
23826 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23828 * config/s390/s390.md ("op_type", "atype", "length" attributes):
23829 Remove RRR type. It doesn't really exist.
23830 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
23832 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
23833 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
23834 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
23835 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
23836 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
23837 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
23838 `enabled' attribute.
23840 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23842 * gensupport.c (process_substs_on_one_elem): Split loop to
23843 complete mark_operands_used_in_match_dup on all expressions in the
23845 (adjust_operands_numbers): Inline into process_substs_on_one_elem
23846 and remove function.
23848 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
23851 * config/sparc/sparc.c (NWORDS_UP): Rename to...
23852 (CEIL_NWORDS): ...this. Use CEIL macro.
23853 (compute_fp_layout): Adjust to above renaming.
23854 (function_arg_union_value): Likewise.
23855 (sparc_arg_partial_bytes): Likewise.
23856 (sparc_function_arg_advance): Likewise.
23858 2016-02-29 Jeff Law <law@redhat.com>
23860 PR tree-optimization/70005
23861 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
23862 where an object with a boolean range is compared against a value
23865 PR tree-optimization/69999
23866 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
23867 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
23870 2016-02-29 Richard Biener <rguenther@suse.de>
23872 PR tree-optimization/69994
23873 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
23874 (get_unary_op): Look through nop conversions.
23875 (ops_equal_values_p): New function, look for equality diregarding
23877 (eliminate_plus_minus_pair): Use ops_equal_values_p
23878 (repropagate_negates): Do not use get_unary_op here.
23880 2016-02-29 Martin Liska <mliska@suse.cz>
23882 * system.h: Poison ENABLE_CHECKING macro.
23884 2016-02-29 Martin Liska <mliska@suse.cz>
23886 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
23887 is presented in dump flags.
23888 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
23889 (hsa_regalloc): Likewise.
23891 2016-02-19 Richard Biener <rguenther@suse.de>
23893 PR tree-optimization/69980
23894 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
23895 permutation of those we need to keep.
23897 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
23900 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
23901 (NWORDS_UP): ...this
23902 (init_cumulative_args): Minor tweaks.
23903 (sparc_promote_function_mode): Likewise.
23904 (scan_record_type): Delete.
23905 (traverse_record_type): New function template.
23906 (classify_data_t): New structure type.
23907 (classify_registers): New inline function.
23908 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
23909 exhausted. Instantiate traverse_record_type on classify_registers and
23910 deal with the case of a structure passed in slot #15 with no FP field
23912 (assign_data_t): New structure type.
23913 (compute_int_layout): New static function.
23914 (compute_fp_layout): Likewise.
23915 (count_registers): New inline function.
23916 (assign_int_registers): New static function.
23917 (assign_fp_registers): Likewise.
23918 (assign_registers): New inline function.
23919 (function_arg_record_value_1): Delete.
23920 (function_arg_record_value_2): Likewise.
23921 (function_arg_record_value_3): Likewise.
23922 (function_arg_record_value): Adjust to above changes. Instantiate
23923 traverse_record_type on count_registers to first count the number of
23924 registers to be used and then on assign_registers to assign them.
23925 (function_arg_union_value): Adjust to above renaming.
23926 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
23927 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
23928 case of a structure passed in slot #15
23929 (sparc_function_arg_advance): Likewise.
23930 (function_arg_padding): Minor tweak.
23932 2016-02-29 Richard Biener <rguenther@suse.de>
23934 PR tree-optimization/69720
23935 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
23936 the adjustment_def path for possibly vectorized defs.
23937 (vect_create_epilog_for_reduction): Handle vectorized initial
23940 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
23942 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
23944 2016-02-27 Jeff Law <law@redhat.com>
23947 2016-02-26 Richard Biener <rguenther@suse.de>
23948 Jeff Law <law@redhat.com>
23950 PR tree-optimization/69740
23951 * cfghooks.c (remove_edge): Request loop fixups if we delete
23952 an edge that might turn an irreducible loop into a natural
23955 2016-02-27 Jakub Jelinek <jakub@redhat.com>
23957 PR rtl-optimization/69896
23958 * tree-vect-generic.c (get_compute_type): Avoid single element
23961 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
23963 Rename the AArch64 tuning option and related functions to enable the
23964 Newton series for the reciprocal square root to reflect its
23965 approximative characteristic.
23967 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
23968 function to "aarch64_emit_approx_rsqrt".
23969 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
23970 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
23971 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
23972 (xgene1_tunings): Likewise.
23973 (use_rsqrt_p): Likewise.
23974 (aarch64_emit_swrsqrt): Use new function name.
23975 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
23976 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
23977 text explaining this option.
23978 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
23980 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23983 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
23984 complain about -mallow-movmisalign without -mvsx if
23985 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
23987 2016-02-26 Joel Sherrill <joel@rtems.org>
23989 * config.gcc: Add x86_64-*-rtems*.
23990 * config/i386/rtems-64.h: New file.
23992 2016-02-26 Joel Sherrill <joel@rtems.org>
23994 * config.gcc: Add aarch64-*-rtems*.
23995 * config/aarch64/rtems.h: New file.
23997 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
24000 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
24001 shift amount using %h. Add comment.
24003 2016-02-26 Richard Biener <rguenther@suse.de>
24004 Jeff Law <law@redhat.com>
24006 PR tree-optimization/69740
24007 * cfghooks.c (remove_edge): Request loop fixups if we delete
24008 an edge that might turn an irreducible loop into a natural
24011 2016-02-26 Martin Jambor <mjambor@suse.cz>
24013 PR middle-end/69920
24014 * tree-sra.c (sra_modify_assign): Do not remove loads of
24015 uninitialized aggregates to SSA_NAMEs.
24017 2016-02-26 Richard Henderson <rth@redhat.com>
24020 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
24021 pseudo in case the target rtx matches the source of the left
24024 2016-02-26 Martin Jambor <mjambor@suse.cz>
24027 * hsa.h (hsa_type_packed_p): Declare.
24028 * hsa.c (hsa_type_packed_p): New function.
24029 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
24031 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
24032 * hsa-brig.c (emit_basic_insn): Likewise.
24034 2016-02-26 Martin Jambor <mjambor@suse.cz>
24037 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
24039 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
24041 2016-02-26 Martin Jambor <mjambor@suse.cz>
24043 * hsa.h (is_a_helper): New overload for hsa_op_immed for
24044 hsa_op_with_type operands.
24045 (hsa_unsigned_type_for_type): Declare.
24046 * hsa.c (hsa_unsigned_type_for_type): New function.
24047 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
24048 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
24049 the finalizer. Do not emit extra move.
24051 2016-02-26 Martin Jambor <mjambor@suse.cz>
24053 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
24054 atomic operations in private segment.
24056 2016-02-26 Martin Jambor <mjambor@suse.cz>
24058 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
24059 statements to wi->info. Also disallow omp simd constructs.
24060 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
24061 for not gridifying. Dump special string for omp_for.
24063 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24066 * config/aarch64/aarch64.c (aarch64_set_current_function):
24067 Save/restore target globals when switching to
24068 target_option_default_node.
24070 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24073 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
24074 Return 0 if !SHIFT_COUNT_TRUNCATED.
24076 2016-02-26 Jakub Jelinek <jakub@redhat.com>
24077 Eric Botcazou <ebotcazou@adacore.com>
24079 PR rtl-optimization/69891
24080 * dse.c (scan_insn): If we can't figure out memset arguments
24081 or they are non-constant, call clear_rhs_from_active_local_stores.
24083 2016-02-26 Martin Liska <mliska@suse.cz>
24085 * doc/extend.texi: Mention clog10, clog10f an clog10l
24086 in Builtins section.
24088 2016-02-26 Martin Liska <mliska@suse.cz>
24090 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
24092 (resolve_args_picking_1): Likewise.
24093 * dwarf2out.h (struct GTY): Likewise.
24095 2016-02-26 Martin Liska <mliska@suse.cz>
24097 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
24098 with flag_checking.
24099 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
24101 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
24102 Martin Liska <mliska@suse.cz>
24104 * doc/install.texi: Mention --enable-valgrind-annotations.
24106 2016-02-26 Richard Biener <rguenther@suse.de>
24108 PR tree-optimization/69551
24109 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
24110 looking through aliases adjust DECL_PT_UID to refer to the
24111 ultimate alias target.
24113 2016-02-25 Martin Liska <mliska@suse.cz>
24115 PR middle-end/69919
24116 * alloc-pool.c (after_memory_report): New variable.
24117 * alloc-pool.h (base_pool_allocator ::release): Do not use
24118 the infrastructure if after_memory_report.
24119 * toplev.c (toplev::main): Mark after memory report.
24121 2016-02-25 Richard Biener <rguenther@suse.de>
24123 PR tree-optimization/48795
24124 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
24126 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
24129 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
24130 offloading is enabled and -fopenacc or -fopenmp is specified.
24131 (CRTOFFLOADEND): Likewise.
24132 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
24133 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
24134 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
24135 (offload_objects_file_name): New static var.
24136 (tool_cleanup): Remove offload_objects_file_name file.
24137 (find_offloadbeginend): Replace with ...
24138 (find_crtoffloadtable): ... this.
24139 (run_gcc): Remove offload_argc and offload_argv.
24140 Get offload_objects_file_name from -foffload-objects=... option.
24141 Read names of object files with offload from this file, pass them to
24142 compile_images_for_offload_targets. Don't call find_offloadbeginend and
24143 don't pass offloadbegin and offloadend to the linker. Don't pass
24144 offload non-LTO files to the linker, because now they're not claimed.
24146 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
24149 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
24150 on builtin_unreachable.
24152 2016-02-25 Jakub Jelinek <jakub@redhat.com>
24154 PR rtl-optimization/69896
24155 * regcprop.c: Include cfgrtl.h.
24156 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
24157 than remembered mode, either delete it (if noop_move_p), or
24158 treat like copy_p but not noop_p instruction.
24160 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24163 * dwarf2out.c (gen_variable_die): Work around buggy LTO
24164 - allow NULL decl for Fortran DW_TAG_common_block variables.
24166 2016-02-24 Jason Merrill <jason@redhat.com>
24168 * common.opt (flifetime-dse): Add -flifetime-dse=1.
24170 2016-02-24 Richard Biener <rguenther@suse.de>
24171 Jakub Jelinek <jakub@redhat.com>
24173 PR middle-end/69760
24174 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
24175 conditionally executed ops to well-defined overflow behavior.
24177 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24179 PR middle-end/69915
24180 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
24183 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24185 PR rtl-optimization/69886
24186 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
24187 argument. Use it when checking validity of set instructions.
24188 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
24189 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
24191 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
24192 * store-motion.c (find_moveable_store): Update
24193 can_assign_to_reg_without_clobbers_p callsite.
24195 2016-02-24 Richard Biener <rguenther@suse.de>
24197 PR middle-end/68963
24198 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
24200 (record_nonwrapping_iv): Do not fall back to the low/high bound
24201 for non-constant IV bases if the stmt is not always executed.
24203 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24205 * config/arm/arm-cores.def (cortex-a32): New entry.
24206 * config/arm/arm-tables.opt: Regenerate.
24207 * config/arm/arm-tune.md: Regenerate.
24208 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
24209 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
24210 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
24211 for -mcpu and -mtune.
24213 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24216 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
24217 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
24218 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
24219 (atomic_loaddi_1): Delete.
24220 (atomic_loaddi): Rewrite expander using the above changes.
24222 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24225 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
24228 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24229 Richard Biener <rguenth@suse.de>
24231 PR middle-end/69909
24232 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
24233 set_mem_attributes if tem is SSA_NAME which got expanded
24236 2016-02-24 Richard Biener <rguenther@suse.de>
24238 PR tree-optimization/69907
24239 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
24240 end of permutations for BB vectorization.
24242 2016-02-24 Christian Bruel <christian.bruel@st.com>
24244 * config/arm/arm-c.c (arm_option_override): Initialize
24245 target_option_current_node.
24246 * config/arm/arm.c (arm_pragma_target_parse): Replace
24247 build_target_option_node call by target_option_current_node.
24248 Set target_option_current_node.
24251 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
24254 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
24255 define_insn_and_split to define_insn.
24256 (zero_extendqi<mode>2_dot2): Same.
24257 (extendqi<mode>2_dot): Same.
24258 (extendqi<mode>2_dot2): Same.
24260 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
24262 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
24263 and add bypass for AES{D,E} and AESMC pairs.
24264 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
24267 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
24269 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
24270 series for reciprocal square root in Exynos M1.
24272 2016-02-23 Martin Sebor <msebor@redhat.com>
24275 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
24276 __builtin_alloca_with_align.
24278 2016-02-23 Richard Henderson <rth@redhat.com>
24280 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
24281 (ix86_register_pragmas): Remove __seg_tls.
24282 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
24283 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
24284 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
24285 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
24286 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
24287 * doc/extend.texi (__seg_tls): Remove item.
24289 2016-02-23 Richard Biener <rguenther@suse.de>
24291 * alloc-pool.h (struct allocation_object): Make id member
24292 conditional on CHECKING_P again.
24293 (get_instance): Adjust.
24294 (base_pool_allocator): Likewise.
24296 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
24298 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
24299 (parallelize_loops): In OpenACC kernels mode, set n_threads to
24301 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
24303 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
24305 2016-02-23 Richard Biener <rguenther@suse.de>
24307 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
24308 * bitmap.h (struct bitmap_usage): Likewise.
24309 (bitmap_move): Declare.
24310 * bitmap.c (register_overhead): Take size_t argument.
24311 (bitmap_move): New function.
24312 * df-problems.c (df_rd_transfer_function): Use bitmap_move
24313 to properly account overhead.
24314 * tree.c (free_node): Use tree_size.
24316 2016-02-23 Jakub Jelinek <jakub@redhat.com>
24319 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
24320 when inverting comparison.
24323 * common.opt (Wunreachable-code): Add Warning flag.
24325 2016-02-23 Mark Wielaard <mjw@redhat.com>
24326 Jakub Jelinek <jakub@redhat.com>
24329 * cgraphunit.c (check_global_declaration): Check main_input_filename
24330 and DECL_SOURCE_FILE are not NULL.
24332 2016-02-23 Martin Jambor <mjambor@suse.cz>
24334 PR tree-optimization/69666
24335 * tree-sra.c (sra_modify_assign): Do not attempt to create
24336 default_def replacements for unscalarizable regions.
24338 2016-02-20 Mark Wielaard <mjw@redhat.com>
24341 * cgraphunit.c (check_global_declaration): Check level of
24342 warn_unused_const_variable and main_input_filename.
24343 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
24344 (-Wunused-variable): For C implies -Wunused-const-variable=1.
24345 (-Wunused-const-variable): Explain levels 1 and 2.
24347 2016-02-22 Jakub Jelinek <jakub@redhat.com>
24350 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
24351 identical arguments. Formatting and spelling fixes.
24354 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
24359 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
24360 and m68k-devices.def.
24361 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
24362 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
24364 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
24366 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
24367 and HImode registers.
24369 2016-02-22 Richard Biener <rguenther@suse.de>
24371 PR tree-optimization/69882
24372 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
24373 preserve permutations present because of gaps.
24374 (vect_supported_load_permutation_p): Always continue checking
24375 permutations after vect_attempt_slp_rearrange_stmts.
24377 2016-02-22 Bin Cheng <bin.cheng@arm.com>
24379 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
24380 min_profitable_estimate, rather than min_profitable_iters.
24382 2016-02-22 Jakub Jelinek <jakub@redhat.com>
24385 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
24386 SImode for last match_operand.
24388 2016-02-22 Martin Liska <mliska@suse.cz>
24390 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
24391 return bitsize - 1 as the return value.
24393 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
24397 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
24398 Handle negative shift counts.
24399 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
24400 force_reg on the shift constant.
24401 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
24402 (lshrsi3_d): Handle negative shift counts.
24404 2016-02-22 Richard Biener <rguenther@suse.de>
24405 Tom de Vries <tom@codesourcery.com>
24407 * graph.c: Include dumpfile.h.
24408 (print_graph_cfg): Split into three overloads.
24409 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
24411 2016-02-22 Tom de Vries <tom@codesourcery.com>
24413 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
24416 2016-02-22 Richard Biener <rguenther@suse.de>
24419 * ipa-inline-transform.c (inline_call): When not updating
24420 overall summaries adjust self size by the growth estimate.
24421 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
24422 hash-set, do not update overall summaries here. Renamed from ...
24423 (inline_to_all_callers): ... this which is now wrapping the
24424 above and performing delayed overall summary update.
24425 (early_inline_small_functions): Delay updating of the overall
24428 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
24430 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
24433 2016-02-19 Jakub Jelinek <jakub@redhat.com>
24436 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
24437 :%* in %:gt() argument.
24438 (greater_than_spec_func): Adjust for expecting only numbers,
24439 if there are more than two numbers, compare the last two.
24441 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
24443 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
24444 -Wnarrowing with -std.
24446 2016-02-19 Jakub Jelinek <jakub@redhat.com>
24449 * expr.c (store_field): Don't use bit-field path if exp is
24450 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
24451 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
24452 and the assignment can be performed by bitwise copy. Formatting
24455 PR middle-end/69838
24456 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
24457 call copy_reg_eh_region_note_forward on before and/or after sequences
24458 and remove note from insn if it no longer can throw.
24461 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
24462 if TARGET_AVX512BW.
24464 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24466 * config/s390/vector.md: Add missing commutative operand markers
24467 to the patterns which qualify for one.
24468 * config/s390/vx-builtins.md: Likewise.
24470 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24472 * config/s390/vector.md (VI, VI_QHS): Add single element vector
24473 types to mode iterators.
24474 (vec_double): ... and mode attribute.
24475 * config/s390/vx-builtins.md (non_vec_int): Likewise.
24477 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24479 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
24480 Change the predicate of op2 from nonimmediate to general and let
24481 reload fix it if necessary.
24483 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24485 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
24487 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24489 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
24492 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24494 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
24495 * config/s390/s390.c (s390_expand_vec_movstr): New function.
24496 * config/s390/s390.md ("movstr<P:mode>"): Call
24497 s390_expand_vec_movstr.
24499 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24501 * config/s390/s390.md: Add missing output modifier for operand 1
24502 to print it as address properly.
24504 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24506 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
24507 * config/s390/2964.md: New file.
24508 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
24509 of insn grouping attributes depending on the CPU level.
24510 (s390_get_unit_mask): New function.
24511 (s390_sched_score): Remove the OOO from the scheduling macros.
24512 Add loop to calculate a score for the instruction mix.
24513 (s390_sched_reorder): Likewise plus improve debug output.
24514 (s390_sched_variable_issue): Rename macros as above. Calculate
24515 the unit distances after actually scheduling an insn. Improve
24517 (s390_sched_init): Clear last_scheduled_unit_distance array.
24518 * config/s390/s390.md: Include 2964.md.
24520 2016-02-18 Jakub Jelinek <jakub@redhat.com>
24523 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
24524 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
24525 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
24526 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
24527 *avx512f_<code>v8div16qi2_mask_1): New insns.
24529 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
24532 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
24535 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
24536 earlyclobber from target. Use wF constraint for fused memory
24538 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
24540 2016-02-18 Jakub Jelinek <jakub@redhat.com>
24541 Martin Liska <mliska@suse.cz>
24544 * cfgexpand.c (asan_sanitize_stack_p): New function.
24545 (partition_stack_vars): Use the function.
24546 (expand_stack_vars): Likewise.
24547 (defer_stack_allocation): Likewise.
24548 (expand_used_vars): Likewise.
24550 2016-02-18 Richard Biener <rguenther@suse.de>
24552 PR middle-end/69553
24553 * fold-const.c (operand_equal_p): Properly compare offsets for
24554 IMAGPART_EXPR and ARRAY_REF.
24556 2016-02-18 Nick Clifton <nickc@redhat.com>
24560 * config/arm/arm.c (arm_option_override_internal): Disable
24561 interworking if the target does not support thumb instructions.
24562 (arm_reload_in_hi): Handle the case where a register to register
24563 move needs reloading because there is no simple pattern to handle
24565 (arm_reload_out_hi): Likewise.
24567 2016-02-18 Richard Biener <rguenther@suse.de>
24569 PR middle-end/69854
24570 * match.pd: Don't use fold_binary or fold_unary for folding
24573 2016-02-17 Jakub Jelinek <jakub@redhat.com>
24576 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
24577 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
24578 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
24579 warn on gimple_no_warning_p statements.
24581 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
24583 * doc/extend.texi (C++ Attributes): Correct description of
24584 warn_unused type attribute.
24586 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24588 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
24589 correct instruction.
24591 2016-02-17 Richard Biener <rguenther@suse.de>
24593 PR rtl-optimization/69609
24594 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
24595 (find_traces_1_round): When ending a trace update cached priority
24597 (bb_to_key): Use cached priority when available.
24598 (copy_bb): Initialize cached priority.
24599 (reorder_basic_blocks_software_trace_cache): Likewise.
24601 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24604 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
24606 (aarch64_comparison_operator): Break overly long line into two.
24607 (aarch64_comparison_operation): Likewise.
24608 * config/aarch64/aarch64.md (cstorecc4): Use
24609 aarch64_comparison_operator_mode instead of
24610 aarch64_comparison_operator.
24611 (cstore<mode>4): Likewise.
24612 (aarch64_cstore<mode>): Likewise.
24613 (*cstoresi_insn_uxtw): Likewise.
24614 (cstore<mode>_neg): Likewise.
24615 (*cstoresi_neg_uxtw): Likewise.
24617 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24620 * config/arm/predicates.md (arm_comparison_operator_mode):
24622 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
24623 instead of arm_comparison_operator.
24624 (*mov_negscc): Likewise.
24625 (*mov_notscc): Likewise.
24626 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
24627 (*thumb2_mov_negscc): Likewise.
24628 (*thumb2_mov_negscc_strict_it): Likewise.
24629 (*thumb2_mov_notscc): Likewise.
24630 (*thumb2_mov_notscc_strict_it): Likewise.
24632 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
24634 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
24635 Add missing return.
24637 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
24639 * config/visium/visium.c (machine_libfunc_index): New enum.
24640 (machine_libfuncs): New structure.
24641 (visium_libfuncs): New static variable.
24642 (TARGET_INIT_LIBFUNCS): Define to...
24643 (visium_init_libfuncs): ...this. New function.
24644 (expand_block_move_4): Use the appropriate libfunc.
24645 (expand_block_move_2): Likewise.
24646 (expand_block_move_1): Likewise.
24647 (expand_block_set_4): Likewise.
24648 (expand_block_set_2): Likewise.
24649 (expand_block_set_1): Likewise.
24650 (visium_trampoline_init): Likewise.
24652 2016-02-17 Nick Clifton <nickc@redhat.com>
24654 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
24655 TI's devices.csv file as of March 2016.
24657 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
24660 * opts-global.c (handle_common_deferred_options): Introduce and
24661 initialize two global variables to remember command-line options
24662 specifying a stack-limiting register.
24663 * opts.h: Add extern declarations of the two new global variables.
24664 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
24665 variable based on the values of the two new global variables.
24667 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24670 * common.opt (Wnonnull-compare): New warning.
24671 * doc/invoke.texi (-Wnonnull): Remove text about comparison
24672 of arguments against NULL.
24673 (-Wnonnull-compare): Document.
24674 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
24675 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
24676 * passes.def (pass_warn_nonnull_compare): Add.
24677 * gimple-ssa-nonnull-compare.c: New file.
24679 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24681 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
24682 AARCH64_EXTRA_TUNE_RECIP_SQRT.
24684 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24686 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
24687 reciprocal sqrt for -mlow-precision-recip-sqrt.
24689 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24690 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24692 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
24693 always use lane loads to construct non-constant vectors.
24695 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24697 * config/aarch64/aarch64.md
24698 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
24699 constraints for operand 3.
24700 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
24702 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24703 Richard Biener <rguenther@suse.de>
24705 PR tree-optimization/69820
24706 * tree-vect-patterns.c (type_conversion_p): Return false if
24707 *orig_type is unsigned single precision or boolean.
24708 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
24711 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24713 PR rtl-optimization/69764
24714 PR rtl-optimization/69771
24715 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
24716 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
24718 2016-02-16 Richard Biener <rguenther@suse.de>
24720 PR tree-optimization/69776
24721 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
24723 (indirect_refs_may_alias_p): Likewise.
24724 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
24725 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
24726 according to tbaa_p.
24727 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
24728 (optimize_stmt): For redundant store discovery do not allow tbaa.
24730 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
24732 PR tree-optimization/69714
24733 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
24734 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
24736 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
24738 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
24739 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
24740 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
24741 * config/arc/arc.c (arc_init): Check FPU options.
24742 (get_arc_condition_code): Handle new CC_FPU* modes.
24743 (arc_select_cc_mode): Likewise.
24744 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
24745 register pair only. Allow access for ARCv2 accumulator.
24746 (gen_compare_reg): Whenever we have FPU support use FPU compare
24748 (arc_reorg): Don't generate brcc insns when FPU compare
24749 instructions are involved.
24750 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
24751 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
24752 floating point emulation.
24753 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
24754 (REVERSE_CONDITION): Add new CC_FPU* modes.
24755 (TARGET_FP_SP_BASE): Define.
24756 (TARGET_FP_DP_BASE): Likewise.
24757 (TARGET_FP_SP_FUSED): Likewise.
24758 (TARGET_FP_DP_FUSED): Likewise.
24759 (TARGET_FP_SP_CONV): Likewise.
24760 (TARGET_FP_DP_CONV): Likewise.
24761 (TARGET_FP_SP_SQRT): Likewise.
24762 (TARGET_FP_DP_SQRT): Likewise.
24763 (TARGET_FP_DP_AX): Likewise.
24764 * config/arc/arc.md (ARCV2_ACC): New constant.
24765 (type): New fpu type attribute.
24766 (SDF): Conditional iterator.
24767 (cstore<mode>, cbranch<mode>): Change expand condition.
24768 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
24769 handles FPU/FPX cases as well.
24770 * config/arc/arc.opt (mfpu): New option.
24771 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
24773 (adddf3, muldf3, subdf3): Removed.
24774 * config/arc/predicates.md (proper_comparison_operator): Recognize
24776 * config/arc/fpu.md: New file.
24777 * doc/invoke.texi (ARC Options): Document mfpu option.
24779 2016-02-16 Richard Biener <rguenther@suse.de>
24781 PR rtl-optimization/69291
24782 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
24783 noce_operand_ok check.
24785 2016-02-16 Tom de Vries <tom@codesourcery.com>
24788 * omp-low.c (simd_clone_create): Remove call to
24789 symtab->call_cgraph_insertion_hooks.
24791 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24793 PR tree-optimization/69802
24794 * tree-ssa-reassoc.c (update_range_test): If op is
24795 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
24796 op == 1 test of precision 1 integral op, otherwise handle
24797 that case as op itself. Fix up formatting.
24798 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
24801 2016-02-16 Richard Biener <rguenther@suse.de>
24803 PR tree-optimization/69586
24804 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
24805 types for conversion sources.
24807 2016-02-16 Richard Biener <rguenther@suse.de>
24809 PR middle-end/69801
24810 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
24811 mask OEP_ADDRESS_OF.
24813 2016-02-16 Alan Modra <amodra@gmail.com>
24816 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
24817 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
24818 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
24820 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
24821 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
24822 (p8_fmrgow_<mode>): Likewise.
24823 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
24825 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
24826 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
24827 to use movdi_internal64. Remove op0_di.
24828 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
24830 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
24832 Add support for the FCCMP insn types
24834 * config/aarch64/aarch64.md (fccmp): Change insn type.
24835 (fccmpe): Likewise.
24836 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
24837 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
24838 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
24839 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
24840 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
24841 * config/arm/types.md (fccmps): Add new insn type.
24842 (fccmpd): Likewise.
24844 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
24846 * alias.c (get_alias_set): Fix a typo in comment.
24848 2016-02-15 Richard Biener <rguenther@suse.de>
24850 PR tree-optimization/69595
24851 * match.pd: Complete range test simplification to true.
24853 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
24855 PR rtl-optimization/69648
24856 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
24857 pic_offset_table_rtx.
24859 PR rtl-optimization/69752
24860 * ira.c (update_equiv_regs): When looking for more than a single SET,
24861 also take other side effects into account.
24863 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
24865 * config/s390/s390.c (s390_function_profiler): Add a new sequence
24866 for z900+ CPUs in 31-bit mode.
24868 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
24870 * common/config/s390/s390-common.c (s390_supports_split_stack):
24872 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
24873 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
24874 * config/s390/s390.c (struct machine_function): New field
24875 split_stack_varargs_pointer.
24876 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
24877 in s390_emit_prologue.
24878 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
24880 (morestack_ref): New global.
24881 (SPLIT_STACK_AVAILABLE): New macro.
24882 (s390_expand_split_stack_prologue): New function.
24883 (s390_live_on_entry): New function.
24884 (s390_va_start): Use split-stack vararg pointer if appropriate.
24885 (s390_asm_file_end): Emit the split-stack note sections.
24886 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
24887 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
24888 (UNSPECV_SPLIT_STACK_CALL): New unspec.
24889 (UNSPECV_SPLIT_STACK_DATA): New unspec.
24890 (split_stack_prologue): New expand.
24891 (split_stack_space_check): New expand.
24892 (split_stack_data): New insn.
24893 (split_stack_call): New expand.
24894 (split_stack_call_*): New insn.
24895 (split_stack_cond_call): New expand.
24896 (split_stack_cond_call_*): New insn.
24898 2016-02-15 Richard Biener <rguenther@suse.de>
24900 PR tree-optimization/69783
24901 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24902 Add trivially correct cases.
24904 2016-02-15 Tom de Vries <tom@codesourcery.com>
24907 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
24909 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
24911 2016-02-15 Richard Biener <rguenther@suse.de>
24913 PR tree-optimization/69776
24914 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
24915 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
24916 indicate whether we can use TBAA to disambiguate against stores.
24917 Use alias-set zero if not.
24918 (visit_reference_op_store): Do not use TBAA when looking up
24920 * tree-ssa-pre.c (compute_avail): Use TBAA here.
24921 (eliminate_dom_walker::before_dom_children): But not when looking
24922 up redundant stores.
24924 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
24926 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
24928 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24930 * config/i386/znver1.md
24931 (znver1_pop, znver1_pop_mem,
24932 znver1_load_imov_double_store,
24933 znver1_load_imov_direct_store,
24934 znver1_load_imov_direct_load,
24935 znver1_load_imov_double_load): Add new.
24936 (znver1_insn, znver1_insn_load): Add icmov type.
24937 (znver1_sseavx_fma,
24938 znver1_sseavx_fma_load,
24940 znver1_avx256_fma_load): Fix pipe usage.
24942 2016-02-14 Alan Modra <amodra@gmail.com>
24945 * reload.c (find_reloads_address_1): For pre/post-inc/dec
24946 with an invalid hard reg, reload just the reg not the entire
24947 pre/post-inc/dec address expression.
24949 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24952 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
24953 fixed R1_REG scratch reg.
24954 (sibcall_value_pcrel_fdpic): Likewise.
24956 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24960 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
24962 2016-02-12 Walter Lee <walt@tilera.com>
24964 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
24965 * config/tilegx/t-tilegx: Likewise.
24967 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24970 * diagnostic-show-locus.c (struct line_span): New struct.
24971 (layout::get_first_line): Delete.
24972 (layout::get_last_line): Delete.
24973 (layout::get_num_line_spans): New member function.
24974 (layout::get_line_span): Likewise.
24975 (layout::print_heading_for_line_span_index_p): Likewise.
24976 (layout::get_expanded_location): Likewise.
24977 (layout::calculate_line_spans): Likewise.
24978 (layout::m_first_line): Delete.
24979 (layout::m_last_line): Delete.
24980 (layout::m_line_spans): New field.
24981 (layout::layout): Update comment. Replace m_first_line and
24982 m_last_line with m_line_spans, replacing their initialization
24983 with a call to calculate_line_spans.
24984 (diagnostic_show_locus): When printing source lines and
24985 annotations, rather than looping over a single span
24986 of lines, instead loop over each line_span within
24987 the layout, with an inner loop over the lines within them.
24988 Call the context's start_span callback when changing line spans.
24989 * diagnostic.c (diagnostic_initialize): Initialize start_span.
24990 (diagnostic_build_prefix): Break out the building of the location
24991 part of the string into...
24992 (diagnostic_get_location_text): ...this new function, rewriting
24993 it from nested ternary expressions to a sequence of "if"
24995 (default_diagnostic_start_span_fn): New function.
24996 * diagnostic.h (diagnostic_start_span_fn): New typedef.
24997 (diagnostic_context::start_span): New field.
24998 (default_diagnostic_start_span_fn): New prototype.
25000 2016-02-12 David Malcolm <dmalcolm@redhat.com>
25003 * gcc.c (driver::finalize): Fix cleanup of "specs".
25005 2016-02-12 David Malcolm <dmalcolm@redhat.com>
25009 * gcc.c (driver::driver): Initialize m_option_suggestions.
25010 (driver::~driver): Clean up m_option_suggestions.
25011 (suggest_option): Convert to...
25012 (driver::suggest_option): ...this, and split out into
25013 driver::build_option_suggestions and find_closest_string.
25014 (driver::build_option_suggestions): New function, from
25015 first half of suggest_option. Special-case
25016 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
25017 the sanitizer_opts array. For options of enum types, add the
25018 various enum values to the candidate strings.
25019 (driver::handle_unrecognized_options): Remove "const".
25020 * gcc.h (driver::handle_unrecognized_options): Likewise.
25021 (driver::build_option_suggestions): New decl.
25022 (driver::suggest_option): New decl.
25023 (driver::m_option_suggestions): New field.
25024 * opts-common.c (add_misspelling_candidates): New function.
25025 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
25026 and make non-static.
25027 * opts.h (sanitizer_opts): New array decl.
25028 (add_misspelling_candidates): New function decl.
25029 * spellcheck.c (find_closest_string): New function.
25030 * spellcheck.h (find_closest_string): New function decl.
25032 2016-02-12 Jakub Jelinek <jakub@redhat.com>
25034 PR rtl-optimization/69764
25035 PR rtl-optimization/69771
25036 * optabs.c (expand_binop_directly): For shift_optab_p, force
25037 convert_modes with VOIDmode if xop1 has VOIDmode.
25039 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
25042 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
25043 to correctly determine instrumentation thunks.
25045 2016-02-12 Jakub Jelinek <jakub@redhat.com>
25048 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
25049 type by reference, force lhs on the call.
25052 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
25053 Compute retval and retbnd early in all cases if split_part_return_p
25054 and return_bb is not EXIT. Remove all clobber stmts and reset
25055 all debug stmts that refer to SSA_NAMEs defined in split part,
25056 except if it is retval, in that case replace the old retval with the
25057 lhs of the call to the split part.
25059 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25062 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25064 PR middle-end/66726
25065 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
25066 whose result is used in PHI.
25067 (maybe_optimize_range_tests): Likewise.
25068 (final_range_test_p): Likweise.
25070 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25072 PR middle-end/66726
25073 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
25074 whose result is used in PHI.
25075 (maybe_optimize_range_tests): Likewise.
25076 (final_range_test_p): Likweise.
25078 2016-02-12 Jakub Jelinek <jakub@redhat.com>
25080 * cgraph.c: Spelling fixes - behaviour -> behavior and
25081 neighbour -> neighbor.
25082 * target.def: Likewise.
25083 * sel-sched.c: Likewise.
25084 * config/mips/mips.c: Likewise.
25085 * config/arc/arc.md: Likewise.
25086 * config/arm/cortex-a57.md: Likewise.
25087 * config/arm/arm.c: Likewise.
25088 * config/arm/neon.md: Likewise.
25089 * config/arm/arm-c.c: Likewise.
25090 * config/vms/vms-c.c: Likewise.
25091 * config/s390/s390.c: Likewise.
25092 * config/i386/znver1.md: Likewise.
25093 * config/i386/i386.c: Likewise.
25094 * config/ia64/hpux-unix2003.h: Likewise.
25095 * config/msp430/msp430.md: Likewise.
25096 * config/rx/rx.c: Likewise.
25097 * config/rx/rx.md: Likewise.
25098 * config/aarch64/aarch64-simd.md: Likewise.
25099 * config/aarch64/aarch64.c: Likewise.
25100 * config/nvptx/nvptx.c: Likewise.
25101 * config/bfin/bfin.c: Likewise.
25102 * config/cris/cris.opt: Likewise.
25103 * config/rs6000/rs6000.c: Likewise.
25104 * target.h: Likewise.
25105 * spellcheck.c: Likewise.
25106 * ira-build.c: Likewise.
25107 * tree-inline.c: Likewise.
25108 * builtins.c: Likewise.
25109 * lra-constraints.c: Likewise.
25110 * explow.c: Likewise.
25111 * hwint.h: Likewise.
25112 * targhooks.c: Likewise.
25113 * tree-vect-data-refs.c: Likewise.
25114 * expr.c: Likewise.
25115 * doc/tm.texi: Likewise.
25116 * doc/extend.texi: Likewise.
25117 * doc/install.texi: Likewise.
25118 * doc/md.texi: Likewise.
25119 * tree-ssa-tail-merge.c: Likewise.
25120 * sched-int.h: Likewise.
25121 * match.pd: Likewise.
25122 * sched-ebb.c: Likewise.
25123 * target.def (omit_struct_return_reg): Likewise.
25124 * gimple-ssa-isolate-paths.c: Likewise.
25125 (find_implicit_erroneous_behaviour): Renamed to...
25126 (find_implicit_erroneous_behavior): ... this.
25127 (find_explicit_erroneous_behaviour): Renamed to...
25128 (find_explicit_erroneous_behavior): ... this.
25129 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
25131 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
25133 PR rtl-optimization/64682
25134 PR rtl-optimization/69567
25135 PR rtl-optimization/69737
25136 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
25137 in I2 as well, just lose it.
25139 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25141 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
25143 (aarch64_last_printed_tune_string): Likewise.
25144 (aarch64_declare_function_name): Only output .arch assembler
25145 directive if it will be different from the previously output
25146 directive. Same for .tune comment but only if -dA is set.
25147 (aarch64_start_file): New function.
25148 (TARGET_ASM_FILE_START): Define.
25150 2016-02-11 David Malcolm <dmalcolm@redhat.com>
25153 * Makefile.in (PLUGIN_HEADERS): Add params.list.
25155 2016-02-11 Jakub Jelinek <jakub@redhat.com>
25158 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
25159 -Wmaybe-uninitialized warning.
25161 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
25164 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
25166 2016-02-11 Richard Biener <rguenther@suse.de>
25168 PR rtl-optimization/69291
25169 * ifcvt.c (noce_try_store_flag_constants): Do not allow
25170 subexpressions affected by changing the result.
25172 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
25175 * lra-constraints.c (curr_insn_transform): Find in/out operands
25176 for secondary memory moves. Update dups.
25178 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
25180 PR tree-optimization/69652
25181 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
25182 to nested loop, did source re-formatting, skip debug statements,
25183 add check on statement with volatile operand, remove dead scalar
25186 2016-02-10 Jakub Jelinek <jakub@redhat.com>
25187 Patrick Palka <ppalka@gcc.gnu.org>
25191 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
25192 calls if the return type is TREE_ADDRESSABLE.
25193 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
25194 * ipa-split.c (split_function): Fix doubled "we" in comment.
25195 Use void return type for the split part even if
25196 !split_point->split_part_set_retval.
25198 2016-02-10 Bin Cheng <bin.cheng@arm.com>
25200 PR tree-optimization/68021
25201 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
25202 when computing the value of biv cand by itself.
25204 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
25206 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
25207 (cortexa57_tunings): Likewise.
25208 (cortexa72_tunings): Likewise.
25209 (arch_macro_fusion_pair_p): Add support for AES fusion.
25210 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
25211 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
25212 Allow virtual registers before reload so early scheduling works.
25213 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
25214 correct latency and pipeline.
25215 (cortex_a57_crypto_complex): Likewise.
25216 (cortex_a57_crypto_xor): Likewise.
25217 (define_bypass): Add AES bypass.
25219 2016-02-10 Richard Biener <rguenther@suse.de>
25221 PR tree-optimization/69726
25222 * passes.def: Add DCE pass before late uninit.
25223 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
25224 really fixup if-conversions job.
25226 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
25228 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
25229 (arm_cortex_a57_tune): Likewise.
25230 (aarch_macro_fusion_pair_p): Add support for AES fusion.
25231 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
25233 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
25235 * timevar.def (TV_PHASE_DBGINFO): Delete.
25236 (TV_PHASE_CHECK_DBGINFO): Likewise.
25237 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
25239 2016-02-10 Richard Biener <rguenther@suse.de>
25241 PR tree-optimization/69719
25242 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
25243 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
25245 2016-02-09 Andrew Pinski <apinski@cavium.com>
25248 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
25249 get_vcond_mask_icode returns false.
25251 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
25254 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
25255 an ADDIS that adds a pointer to a large constant that sets the
25256 upper16 bits with a load operation.
25258 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
25261 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
25263 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
25265 (vzipq_s16): Likewise.
25266 (vzipq_s32): Likewise.
25267 (vzipq_f32): Likewise.
25268 (vzipq_u8): Likewise.
25269 (vzipq_u16): Likewise.
25270 (vzipq_u32): Likewise.
25271 (vzipq_p8): Likewise.
25272 (vzipq_p16): Likewise.
25274 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
25277 * config/arm/arm.c (neon_endian_lane_map): New function.
25278 (neon_vector_pair_endian_lane_map): New function.
25279 (arm_evpc_neon_vuzp): Allow for big endian lane order.
25280 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
25282 (vuzpq_s16): Likewise.
25283 (vuzpq_s32): Likewise.
25284 (vuzpq_f32): Likewise.
25285 (vuzpq_u8): Likewise.
25286 (vuzpq_u16): Likewise.
25287 (vuzpq_u32): Likewise.
25288 (vuzpq_p8): Likewise.
25289 (vuzpq_p16): Likewise.
25291 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
25294 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
25297 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
25299 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
25300 truncate const_int operand 1 to QImode.
25302 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
25304 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
25305 corresponding to an abnormal edge.
25307 2016-02-09 Tom de Vries <tom@codesourcery.com>
25309 PR tree-optimization/69599
25310 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
25312 (find_func_aliases_for_builtin_call, find_func_clobbers)
25313 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
25316 2016-02-09 Richard Biener <rguenther@suse.de>
25318 PR tree-optimization/69715
25319 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
25320 LHS on calls as non-rewritable.
25322 2016-02-09 Tom de Vries <tom@codesourcery.com>
25325 * lto-wrapper.c (append_diag_options): New function.
25326 (compile_offload_image): Call append_diag_options.
25328 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
25331 * doc/extend.texi (Flag Output Operands): Correct sectioning.
25332 Minor copy-edit to fix verb tenses.
25334 2016-02-08 Jakub Jelinek <jakub@redhat.com>
25336 PR tree-optimization/69209
25337 * ipa-split.c (split_function): If split part is not
25338 returning retval, retval has gimple type but is not
25339 gimple value, force it into a SSA_NAME first.
25341 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
25343 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
25346 2016-02-08 Jason Merrill <jason@redhat.com>
25349 * convert.c (convert_to_integer_1): Check dofold on truncation
25351 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
25352 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
25353 Rename from *_nofold.
25354 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
25355 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
25357 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
25360 * tree.c (build_common_tree_nodes): Remove short_double argument.
25361 All callers changed.
25362 * tree.h (build_common_tree_nodes): Adjust declaration.
25363 * doc/invoke.texi (-fshort-double): Remove documentation.
25364 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25365 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
25366 * lto-wrapper.c (merge_and_complain, append_compiler_options)
25367 (append_linker_options): Don't handle OPT_fshort_double.
25369 PR rtl-optimization/68730
25370 * lra-remat.c (insn_to_cand_activation): New static variable.
25371 (lra_remat): Allocate and free it.
25372 (create_cand): New arg activation. Initialize a field in
25373 insn_to_cand_activation if it is nonnull.
25374 (create_cands): Pass the activation insn to create_cand when making
25375 a candidate involving an output reload. Reorganize code a little.
25376 (do_remat): Keep track of active status of candidates in a separate
25379 2016-02-08 Richard Biener <rguenther@suse.de>
25381 PR tree-optimization/69719
25382 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
25383 Properly use absolute of the difference of the two offsets to
25384 compare or adjust the segment length.
25386 2016-02-08 Richard Biener <rguenther@suse.de>
25387 Jeff Law <law@redhat.com>
25390 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
25391 types for anonymous SSA names.
25393 2016-02-08 Richard Biener <rguenther@suse.de>
25395 PR rtl-optimization/69274
25396 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
25398 2016-02-08 Jeff Law <law@redhat.com>
25400 PR tree-optimization/65917
25401 * tree-ssa-dom.c (record_temporary_equivalences): Record both
25402 equivalences from if (x == y) style conditionals.
25403 (loop_depth_of_name): Remove.
25404 (record_equality): Remove loop depth check.
25405 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
25406 (const_and_copies::record_const_or_copy_raw): New member function.
25407 * tree-ssa-scopedtables.c
25408 (const_and_copies::record_const_or_copy_raw): New, factored out of
25409 (const_and_copies::record_const_or_copy): Call new member function.
25411 2016-02-05 Jeff Law <law@redhat.com>
25413 PR tree-optimization/68541
25414 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
25415 (count_stmts_in_block): New function.
25416 (poor_ifcvt_candidate_code): Likewise.
25417 (is_feasible_trace): Add some heuristics to determine when path
25418 splitting is profitable.
25419 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
25420 is a diamond with a single exit.
25422 2016-02-05 Martin Sebor <msebor@redhat.com>
25425 * doc/invoke.texi: Update -Wplacement-new to take an optional
25428 2016-02-06 Richard Henderson <rth@redhat.com>
25431 * tree.c (tree_nop_conversion_p): Do not strip casts into or
25432 out of non-standard address spaces.
25434 2016-02-05 Jakub Jelinek <jakub@redhat.com>
25436 PR rtl-optimization/69691
25437 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
25439 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
25441 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
25442 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
25443 (*ieee128_mfvsrd_64bit): Likewise.
25444 (*ieee128_mfvsrd_32bit): Likewise.
25446 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
25450 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25452 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25453 instrumented_version.
25455 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
25457 * doc/invoke.texi (Optimize Options): In table of --param options
25458 rename second occurrence of tracer-min-branch-ratio to
25459 tracer-min-branch-probability, rename
25460 tracer-min-branch-ratio-feedback to
25461 tracer-min-branch-probability-feedback and clarify description,
25462 rename sched-spec-state-edge-prob-cutoff to
25463 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
25464 to selsched-insns-to-rename, rename lto-minpartition to
25465 lto-min-partition, delete reorder-blocks-duplicate and
25466 reorder-blocks-duplicate-feedback.
25468 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25470 * config/s390/s390.c (s390_register_info_set_ranges): Remove
25473 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
25475 * doc/extend.texi: S/390: Correct some typos.
25477 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25479 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
25481 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25484 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
25485 (s390_register_info_gprtofpr): Use new macros above.
25486 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
25488 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
25489 its name. Adjust restore and save gpr ranges.
25490 (s390_register_info_set_ranges): New function.
25491 (s390_register_info): Use new macros above. Call
25492 s390_register_info_set_ranges.
25493 (s390_optimize_register_info): Likewise.
25494 (s390_hard_regno_rename_ok): Use new macros.
25495 (s390_hard_regno_scratch_ok): Likewise.
25496 (s390_emit_epilogue): Likewise.
25497 (s390_can_use_return_insn): Likewise.
25498 (s390_optimize_prologue): Likewise.
25499 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
25501 2016-02-05 Jakub Jelinek <jakub@redhat.com>
25504 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
25506 (ix86_option_override_internal): Disable TARGET_STV even for
25507 -m{incoming,preferred}-stack-boundary=3.
25509 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25511 * config.gcc: Mark deprecated rtems targets as obsolete.
25513 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
25515 PR rtl-optimization/64682
25516 PR rtl-optimization/69567
25517 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
25518 before I2 only if the register is both used and set in I2.
25520 2016-02-04 DJ Delorie <dj@redhat.com>
25522 * config/msp430/msp430.c (msp430_start_function): Add function type.
25524 2016-02-04 Jakub Jelinek <jakub@redhat.com>
25527 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
25529 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
25531 PR rtl-optimization/69577
25533 2015-10-29 Richard Henderson <rth@redhat.com>
25537 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
25538 sse check to the exact conditions of PR 67609.
25540 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25543 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
25544 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
25545 not allowed into the traditional Altivec registers.
25546 (movtd_64bit_nodm): Likewise.
25547 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
25549 2016-02-04 David Malcolm <dmalcolm@redhat.com>
25551 * config/aarch64/cortex-a57-fma-steering.c
25552 (aarch64_register_fma_steering): Remove "static" from arguments
25555 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
25558 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
25559 twice when complex.
25561 2016-02-04 Mike Frysinger <vapier@gentoo.org>
25563 * doc/invoke.texi: Delete -mno-fma4.
25565 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
25567 PR rtl-optimization/69577
25568 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
25569 (find_subregs_of_mode): Update accordingly. Iterate over partial
25572 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
25574 * config/arm/arm-protos.h (neon_reinterpret): Remove.
25575 * config/arm/arm.c (neon_reinterpret): Remove.
25576 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
25577 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
25578 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
25579 vreinterpretti): Remove.
25580 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
25581 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
25582 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
25583 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
25584 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
25585 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
25586 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
25587 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
25588 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
25589 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
25590 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
25591 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
25592 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
25593 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
25594 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
25595 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
25596 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
25597 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
25598 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
25599 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
25600 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
25601 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
25602 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
25603 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
25604 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
25605 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
25606 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
25607 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
25608 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
25609 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
25610 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
25611 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
25612 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
25613 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
25614 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
25615 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
25616 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
25617 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
25618 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
25619 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
25620 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
25621 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
25622 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
25623 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
25624 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
25625 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
25626 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
25627 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
25628 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
25629 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
25630 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
25631 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
25632 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
25633 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
25634 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
25635 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
25636 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
25637 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
25638 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
25639 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
25640 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
25641 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
25642 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
25643 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
25644 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
25645 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
25646 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
25647 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
25648 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
25649 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
25650 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
25651 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
25652 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
25653 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
25654 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
25655 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
25656 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
25657 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
25658 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
25659 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
25660 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
25661 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
25662 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
25663 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
25664 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
25665 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
25666 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
25667 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
25668 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
25669 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
25670 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
25671 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
25672 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
25673 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
25674 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
25675 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
25676 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
25677 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
25678 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
25679 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
25680 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
25681 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
25682 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
25684 2016-02-04 Martin Liska <mliska@suse.cz>
25687 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
25688 that are gimple_store_p.
25689 (maybe_instrument_call): Likewise.
25691 2016-02-04 Bin Cheng <bin.cheng@arm.com>
25693 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
25694 register scaling out of memory reference and comment why.
25696 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25700 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
25701 folding the source of a SET.
25703 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25707 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
25708 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
25710 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
25714 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
25717 2016-02-04 Christian Bruel <christian.bruel@st.com>
25719 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
25720 * config/arm/arm.c (arm_set_current_function): Likewise.
25722 2016-02-04 Jakub Jelinek <jakub@redhat.com>
25723 Ilya Enkovich <enkovich.gnu@gmail.com>
25724 H.J. Lu <hongjiu.lu@intel.com>
25727 * config/i386/i386.c (convert_scalars_to_vector): Remove
25728 stack alignment fixes.
25729 (ix86_option_override_internal): Disable TARGET_STV if stack
25730 might not be aligned enough.
25731 (ix86_minimum_alignment): Assert that TARGET_STV is false.
25733 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
25735 * config/i386/x86-tune.def: Disable default prefetching
25738 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
25739 Vladimir Makarov <vmakarov@redhat.com>
25742 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
25743 in validating fused toc addresses.
25745 2016-02-03 Jakub Jelinek <jakub@redhat.com>
25748 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
25749 range->m_caret fields if range->m_show_caret_p is false.
25752 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
25753 Force oldval into register if it does not satisfy reg_or_short_operand
25754 predicate. Fix up formatting.
25756 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
25757 Alexandre Oliva <aoliva@redhat.com>
25760 * lra-constraints.c (simplify_operand_subreg): Check additionally
25761 address validity after potential reloading.
25762 (process_address_1): Check insns validity. In case of failure do
25765 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
25768 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
25771 2016-02-02 Jakub Jelinek <jakub@redhat.com>
25773 * wide-int.cc (canonize_uhwi): New function.
25774 (wi::divmod_internal): Use it.
25776 2016-02-02 James Norris <jnorris@codesourcery.com>
25778 * gimplify.c (omp_notice_variable): Add usage check.
25780 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
25782 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
25783 like LE, GE, LT, GT when emitting relational operator.
25785 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
25787 * ira-costs.c (find_costs_and_classes): Add extra argument.
25788 * target.def (ira_change_pseudo_allocno_class): Add parameter.
25789 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
25790 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
25791 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
25792 Add best_class parameter, and return it if not ALL_REGS.
25793 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
25795 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
25796 Update target hook.
25798 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
25800 * config/aarch64/aarch64.c
25801 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
25802 (aarch64_ira_change_pseudo_allocno_class): New function.
25804 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
25807 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
25809 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25811 * config/avr/avr.c (avr_option_override): Set
25812 PARAM_ALLOW_STORE_DATA_RACES to 1.
25814 2016-02-02 Richard Biener <rguenther@suse.de>
25816 PR tree-optimization/69595
25817 * match.pd: Add range test simplifications to true/false.
25819 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
25821 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
25822 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
25825 2016-02-02 Richard Biener <rguenther@suse.de>
25827 PR tree-optimization/69606
25828 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
25829 info on the result before moving a stmt.
25831 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
25833 PR middle-end/68542
25834 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
25835 branch with vector comparison.
25836 * config/i386/sse.md (VI48_AVX): New mode iterator.
25837 (define_expand "cbranch<mode>4): Add support for conditional branch
25838 with vector comparison.
25839 * tree-vect-loop.c (optimize_mask_stores): New function.
25840 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
25841 has_mask_store field of vect_info.
25842 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
25843 vectorized loops having masked stores after vec_info destroy.
25844 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
25845 correspondent macros.
25846 (optimize_mask_stores): Add prototype.
25848 2016-02-02 Alan Modra <amodra@gmail.com>
25851 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
25854 2016-02-02 Alan Modra <amodra@gmail.com>
25857 * config/rs6000/rs6000.c (need_toc_init): New var, set it
25858 whenever toc_label_name used.
25859 (rs6000_file_start): Don't set up toc section here,
25860 (rs6000_output_function_epilogue): do so here instead,
25861 (rs6000_xcoff_file_start): and here.
25862 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
25863 (load_toc_aix_di): Likewise.
25865 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25867 PR rtl-optimization/69592
25868 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
25869 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
25870 (num_sign_bit_copies_binary_arith_p): New inline function.
25871 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
25873 2016-02-01 Jeff Law <law@redhat.com>
25875 PR tree-optimization/69580
25876 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
25877 * tree-ssa-threadbackward.c
25878 (fsm_find_control_statement_thread_paths): Do not try to walk
25879 through large PHI nodes.
25881 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25883 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
25884 when count is incremented above limit, don't analyze further
25887 * omp-low.c (oacc_parse_default_dims): Avoid
25888 -Wsign-compare warning, make sure value fits into int
25889 rather than just unsigned int.
25891 2016-02-01 Bin Cheng <bin.cheng@arm.com>
25893 PR tree-optimization/67921
25894 * fold-const.c (split_tree): New parameters. Convert pointer
25895 type variable part to proper type before negating.
25896 (fold_binary_loc): Pass new arguments to split_tree.
25898 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
25900 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
25901 (nvptx_goacc_validate_dims): Extend to handle global defaults.
25902 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
25903 * doc/tm.texti: Rebuilt.
25904 * doc/invoke.texi (fopenacc-dim): Document.
25905 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
25906 (append_compiler_options): Likewise.
25907 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
25908 (oacc_parse_default_dims): New.
25909 (oacc_validate_dims): Add USED arg. Select non-unity default when
25911 (oacc_loop_fixed_partitions): Return mask of used partitions.
25912 (oacc_loop_auto_partitions): Emit dump info.
25913 (oacc_loop_partition): Return mask of used partitions.
25914 (execute_oacc_device_lower): Parse default dimension arg. Adjust
25915 loop partitioning and validation calls.
25917 2016-02-01 Richard Biener <rguenther@suse.de>
25919 PR middle-end/69556
25920 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
25922 2016-02-01 Richard Biener <rguenther@suse.de>
25924 PR tree-optimization/69574
25925 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
25926 of asserting return chrec_dont_know.
25928 2016-02-01 Martin Liska <mliska@suse.cz>
25930 * mem-stats-traits.h: Add copyright header.
25931 * mem-stats.h: Likewise.
25933 2016-02-01 Richard Biener <rguenther@suse.de>
25935 PR tree-optimization/69579
25936 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
25937 Do not propagate through abnormal PHI results.
25939 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
25941 * postreload.c (reload_cse_simplify): Remove dead code.
25943 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25945 PR rtl-optimization/69570
25946 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
25947 if there is more than one set, not if there is a single set.
25949 2016-02-01 Richard Henderson <rth@redhat.com>
25952 * combine.c (make_compound_operation): When looking through a
25953 subreg, make sure to re-extend to the width of the outer mode.
25955 2016-01-30 Jakub Jelinek <jakub@redhat.com>
25957 PR tree-optimization/69546
25958 * wide-int.cc (wi::divmod_internal): For unsigned division
25959 where both operands fit into uhwi, if o1 is 1 and o0 has
25960 msb set, if divident_prec is larger than bits per hwi,
25961 clear another quotient word and return 2 instead of 1.
25962 Similarly for remainder with msb in HWI set, if dividend_prec
25963 is larger than bits per hwi.
25965 2016-01-29 Martin Jambor <mjambor@suse.cz>
25967 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
25968 Use short lowercase names.
25969 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
25970 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
25971 acq_rel one. Protect warning agains segfaults if
25972 get_memory_order_name returns NULL.
25973 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
25974 with release semantics. Do not warn if get_memory_order already did.
25975 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
25976 semantics. Fix check for relaxed or acquire semantics. Do not warn
25977 if get_memory_order already did.
25979 2016-01-29 Sebastian Pop <s.pop@samsung.com>
25981 * doc/install.texi: Document that isl-0.16 is supported.
25983 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
25986 * config/i386/constraints.md (Bm): Describe as special memory
25988 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
25989 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25990 * genpreds.c (struct constraint_data): Add is_special_memory.
25991 (have_special_memory_constraints, special_memory_start): New
25993 (special_memory_end): Ditto.
25994 (add_constraint): Add new arg is_special_memory. Add code to
25995 process its true value. Update have_special_memory_constraints.
25996 (process_define_constraint): Pass the new arg.
25997 (process_define_register_constraint): Ditto.
25998 (choose_enum_order): Process special memory.
25999 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
26000 function insn_extra_special_memory_constraint.
26001 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
26002 * gensupport.c (process_rtx): Process
26003 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
26004 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
26005 * ira-lives.c (single_reg_class): Use
26006 insn_extra_special_memory_constraint.
26007 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
26008 * lra-constraints.c (process_alt_operands): Ditto.
26009 (curr_insn_transform): Use insn_extra_special_memory_constraint.
26010 * recog.c (asm_operand_ok, preprocess_constraints): Process
26012 * reload.c (find_reloads): Ditto.
26013 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
26014 * stmt.c (parse_input_constraint): Use
26015 insn_extra_special_memory_constraint.
26017 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
26020 * lra-splill.c (lra_final_code_change): Revert r229087 by
26021 removing all sub-registers.
26023 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
26026 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
26028 2016-01-29 Jakub Jelinek <jakub@redhat.com>
26031 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
26032 SSE1, copy target into the temporary reg first before recursing
26035 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
26037 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
26040 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
26042 * ginclude/stdarg.h: Test __cplusplus instead of
26043 __GXX_EXPERIMENTAL_CXX0X__.
26045 2016-01-29 Richard Biener <rguenther@suse.de>
26047 PR tree-optimization/69547
26048 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
26049 Do not mark clobbers necessary.
26050 (mark_all_reaching_defs_necessary_1): Likewise.
26052 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26054 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
26055 declaration name with %qs and print it in both error messages.
26056 Also fix indentation.
26058 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26061 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
26062 trailing blank line from error message.
26064 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
26067 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
26070 2016-01-29 Richard Biener <rguenther@suse.de>
26072 PR middle-end/69537
26073 * match.pd: Allow all integral types when simplifying a
26074 widening or sign-changing conversion.
26076 2016-01-28 Sebastian Pop <s.pop@samsung.com>
26078 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
26079 back to setting codegen_error to fail codegen.
26081 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
26084 * config/i386/constraints.md (C): Only accept constant zero operand.
26085 (BC): New constraint.
26086 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
26087 instead of C constraint.
26088 * doc/md.texi (Machine Constraints): Update description
26091 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
26094 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
26096 2016-01-28 Jakub Jelinek <jakub@redhat.com>
26098 PR middle-end/69542
26099 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
26102 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
26104 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
26105 branches if using guessed profile.
26107 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
26109 * graphite-optimize-isl.c (optimize_isl): Fix dump.
26111 2016-01-28 Richard Henderson <rth@redhat.com>
26114 * config/aarch64/aarch64-modes.def (CC_Cmode): New
26115 * config/aarch64/aarch64-protos.h: Update.
26116 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
26117 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
26118 (aarch64_get_condition_code_1): Handle CC_Cmode.
26119 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
26120 (*add<mode>3_compareC_cconly_imm): New.
26121 (*add<mode>3_compareC_cconly): New.
26122 (*add<mode>3_compareC_imm): New.
26123 (add<mode>3_compareC): New.
26124 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
26125 to be first. Use aarch64_carry_operation.
26126 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
26127 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
26128 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
26129 (subti3): Use subdi3_compare1.
26130 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
26131 (sub<mode>3_compare1): New.
26132 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
26133 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
26134 (*subsi3_carryin_uxtw): Likewise.
26135 (*ngc<mode>, *ngcsi_uxtw): Likewise.
26136 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
26137 * config/aarch64/iterators.md (DWI): New.
26138 * config/aarch64/predicates.md (aarch64_carry_operation): New.
26139 (aarch64_borrow_operation): New.
26141 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
26143 * graphite-optimize-isl.c (optimize_isl): Print a different debug
26144 message when isl does not return a valid schedule.
26146 2016-01-28 Sebastian Pop <s.pop@samsung.com>
26148 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
26149 Remove comments from class declarations: they are already in the code
26152 2016-01-28 Sebastian Pop <s.pop@samsung.com>
26154 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
26156 (ternary_op_to_tree): Same.
26157 (unary_op_to_tree): Same.
26158 (nary_op_to_tree): Same.
26159 (gcc_expression_from_isl_expr_op): Same.
26160 (gcc_expression_from_isl_expression): Same.
26161 (graphite_create_new_loop): Same.
26162 (graphite_create_new_loop_guard): Same.
26163 (build_iv_mapping): Same.
26164 (graphite_create_new_guard): Same.
26165 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
26166 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
26168 2016-01-28 Sebastian Pop <s.pop@samsung.com>
26170 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
26171 instead of setting codegen_error to fail codegen.
26173 2016-01-28 Jason Merrill <jason@redhat.com>
26175 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
26177 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
26179 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
26180 Remove CONST_INT_P check in CCMP cost calculation.
26182 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
26184 * config/aarch64/aarch64.c (generic_vector_cost):
26185 Set vec_permute_cost.
26186 (cortexa57_vector_cost): Likewise.
26187 (exynosm1_vector_cost): Likewise.
26188 (xgene1_vector_cost): Likewise.
26189 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
26190 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
26191 Add vec_permute_cost entry.
26193 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
26195 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
26197 (add<mode>3_compare0): Likewise.
26198 (addsi3_compare0_uxtw): Likewise.
26199 (add<mode>3nr_compare0): Likewise.
26200 (compare_neg<mode>): Likewise.
26201 (<optab><mode>3): Likewise.
26203 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
26205 * tree-vect-stmts.c (vectorizable_comparison): Add
26206 NULL check for vectype.
26208 2016-01-28 Richard Biener <rguenther@suse.de>
26210 PR tree-optimization/69466
26211 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
26212 Account for PHIs we couldn't duplicate.
26214 2016-01-28 Martin Liska <mliska@suse.cz>
26217 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
26218 instead of ENABLE_VALGRIND_CHECKING.
26220 2016-01-27 Richard Henderson <rth@redhat.com>
26223 * lra-remat.c (subreg_regs): New.
26224 (dump_candidates_and_remat_bb_data): Dump it.
26225 (operand_to_remat): Reject if operand in subreg_regs.
26226 (set_bb_regs): Collect subreg_regs.
26227 (lra_remat): Init and free subreg_regs. Compute
26228 calculate_local_reg_remat_bb_data before create_cands.
26230 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
26233 * config/i386/i386.c (ix86_update_stack_boundary): Don't
26234 change stack_alignment_needed for __tls_get_addr call.
26236 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
26238 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
26240 2016-01-27 Jeff Law <law@redhat.com>
26242 PR tree-optimization/68398
26243 PR tree-optimization/69196
26244 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
26245 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
26246 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26247 Only count PHIs in the last block in the path. The others will
26248 const/copy propagate away. Add heuristic to allow more irreducible
26249 subloops to be created when it is likely profitable to do so.
26251 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26252 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
26253 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
26255 2016-01-27 Jakub Jelinek <jakub@redhat.com>
26258 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
26259 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
26260 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
26261 * tree-streamer-in.c: Include asan.h.
26262 (streamer_get_builtin_tree): For builtins in sanitizer
26263 range call initialize_sanitizer_builtins and retry.
26265 2016-01-27 Ian Lance Taylor <iant@google.com>
26267 * common.opt (fkeep-gc-roots-live): New undocumented option.
26268 * tree-ssa-loop-ivopts.c (add_candidate_1): If
26269 -fkeep-gc-roots-live, skip pointers.
26270 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
26273 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
26276 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
26277 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
26279 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
26282 * configure.ac: NetBSD provides SSP in its C library.
26283 * configure: Updated.
26285 2016-01-27 Richard Biener <rguenther@suse.de>
26287 PR tree-optimization/69166
26288 * tree-vect-loop.c (vect_is_simple_reduction): Always check
26289 reduction code for commutativity / associativity.
26291 2016-01-27 Martin Jambor <mjambor@suse.cz>
26293 PR tree-optimization/69355
26294 * tree-sra.c (analyze_access_subtree): Correct hole detection when
26295 total_scalarization fails.
26297 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
26299 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
26302 2016-01-27 Christian Bruel <christian.bruel@st.com>
26305 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
26306 Move arm_reset_previous_fndecl and set_target_option_current_node in
26307 the conditional part. Call save_restore_target_globals.
26308 * config/arm/arm.c (arm_set_current_function):
26309 Refactor to better support #pragma target and attribute mix.
26310 Call save_restore_target_globals.
26311 * config/arm/arm-protos.h (save_restore_target_globals): New function.
26313 2016-01-27 Martin Liska <mliska@suse.cz>
26315 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
26316 reference for an HSA kernel and its host function.
26318 2016-01-27 Jakub Jelinek <jakub@redhat.com>
26320 PR tree-optimization/69399
26321 * wide-int.h (wi::lrshift): For larger precisions, only
26322 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
26324 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
26326 * config/arc/predicates.md (proper_comparison_operator): Reject
26327 constant-constant comparison.
26329 2016-01-26 Tom de Vries <tom@codesourcery.com>
26331 PR tree-optimization/69110
26332 * tree-data-ref.c (initialize_data_dependence_relation): Handle
26333 DR_NUM_DIMENSIONS == 0.
26335 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
26336 Sebastian Pop <s.pop@samsung.com>
26338 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
26339 isl_ast_op_cond and isl_ast_op_select.
26340 (gcc_expression_from_isl_expr_op): Same.
26342 2016-01-26 Jason Merrill <jason@redhat.com>
26345 * tree.c (recompute_constructor_flags): Split out from
26347 (verify_constructor_flags): New.
26348 * tree.h: Declare them.
26350 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
26352 PR rtl-optimization/69217
26353 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
26354 are no TYPE_FIELDS set for the record type.
26356 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26359 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
26360 toc_label_name unconditionally.
26361 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
26362 SYMBOL_REF string. Use toc_label_name instead of constructing
26364 (rs6000_elf_declare_function_name): Use toc_label_name instead of
26365 constructing LCTOC1.
26367 2016-01-26 Martin Sebor <msebor@redhat.com>
26370 * doc/extend.texi (Common Type Attributes): Move text that talks about
26371 attribute packed from attribute aligned to the section discussing
26372 the former attribute for clarity.
26374 2016-01-26 Richard Henderson <rth@redhat.com>
26376 PR middle-end/60908
26377 * trans-mem.c (tm_region_init): Mark entry block as visited.
26379 2016-01-26 David Malcolm <dmalcolm@redhat.com>
26382 * diagnostic-show-locus.c (layout::print_source_line): Replace
26383 call to pp_newline with call to layout::print_newline.
26384 (layout::print_annotation_line): Likewise.
26385 (layout::move_to_column): Likewise.
26386 (layout::print_any_fixits): After printing any fixits, print a
26387 trailing newline, if necessary.
26388 (layout::print_newline): New method, resetting any colorization
26390 (diagnostic_show_locus): Move the pp_newline to before the
26391 early bailout. Remove dummy block enclosing the layout instance.
26392 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
26393 of pp_newline_and_flush with pp_flush.
26394 (diagnostic_append_note): Delete use of pp_newline.
26395 (diagnostic_append_note_at_rich_loc): Delete.
26396 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
26397 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
26398 when newline characters are added to the buffer.
26400 2016-01-26 Michael Matz <matz@suse.de>
26402 * configure.ac (ac_cv_std_swap_in_utility): New test.
26403 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
26404 * configure: Regenerate.
26405 * config.in: Regenerate.
26407 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
26409 * config/arc/arc.md (cstoresi4): Force operand into register.
26410 (arcset<code>): Fix predicate.
26411 (arcsetltu): Likewise.
26412 (arcsetgeu): Likewise.
26413 (arcsethi): Likewise.
26414 (arcsetls): Likewise.
26416 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26418 PR tree-optimization/69483
26419 * gimple-fold.c (canonicalize_constructor_val): Return NULL
26420 if base has error_mark_node type.
26422 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
26425 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
26426 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
26428 (vget_lane_f16): Handle big-endian.
26429 (vgetq_lane_f16): Likewise.
26430 (vset_lane_f16): Likewise.
26431 (vsetq_lane_f16): Likewise.
26432 * config/arm/iterators.md (VQXMOV): Add V8HF.
26433 (VDQ): Add V4HF and V8HF.
26434 (V_reg): Handle V4HF and V8HF.
26435 (Is_float_mode): Likewise.
26436 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
26437 neon_vdup_nv8hf): New patterns.
26438 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
26439 Use VD_LANE iterator.
26440 (neon_vld1_dup<mode>): Use VQ2 iterator.
26442 2016-01-26 Nathan Sidwell <nathan@acm.org>
26444 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
26445 (set_oacc_fn_attrib): Add IS_KERNEL arg.
26446 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
26447 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
26448 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
26449 (oacc_validate_dims): Add LEVEL arg, don't return level.
26450 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
26451 oacc_validate_dims.
26452 (execute_oacc_device_lower): Adjust, add more dump output.
26453 * tree-ssa-loop.c (gate_oacc_kernels): Use
26454 oacc_fn_attrib_kernels_p.
26455 * tree-parloops.c (create_parallel_loop): Adjust
26456 set_oacc_fn_attrib call.
26458 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26461 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
26462 (append_compiler_options): Handle -fcilkplus.
26463 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
26465 2016-01-26 Nick Clifton <nickc@redhat.com>
26468 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
26469 been marked as DECL_ONE_ONLY but we do not the means to make it
26470 so, then do not allow it to bind locally.
26472 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26475 * opts.h (parse_sanitizer_options): New prototype.
26476 * opts.c (sanitizer_opts): New array.
26477 (parse_sanitizer_options): New function.
26478 (common_handle_option): Use parse_sanitizer_options.
26480 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
26483 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
26484 alignment adjustment to ...
26485 (ix86_update_stack_boundary): Here. Don't over-align stack for
26487 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
26488 if __tls_get_addr is called.
26490 2016-01-26 Christian Bruel <christian.bruel@st.com>
26492 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
26494 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
26496 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
26498 2016-01-26 Richard Biener <rguenther@suse.de>
26500 PR middle-end/69467
26501 * match.pd: Guard X * CST CMP 0 pattern with single_use.
26503 2016-01-26 Richard Biener <rguenther@suse.de>
26505 PR tree-optimization/69452
26506 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
26507 (move_computations_dom_walker::before_dom_children): Rename
26509 (move_computations_worker): This.
26510 (move_computations): Perform an RPO rather than a DOM walk.
26512 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26515 * combine.c (combine_instructions): For REG_EQUAL note with
26516 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
26517 to the underlying register.
26518 * doc/rtl.texi (REG_EQUAL): Document the behavior of
26519 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
26521 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
26524 * config/aarch64/aarch64-builtins.c
26525 (aarch64_init_simd_builtin_types): Do not set structural
26526 equality to __Poly{8,16,64,128}_t types.
26528 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
26530 PR tree-optimization/69400
26531 * wide-int.cc (wi_pack): Take the precision as argument and
26532 perform canonicalization here rather than in the callers.
26533 Use the main loop to handle all full-width HWIs. Add a
26534 zero HWI if in_len isn't a full result.
26535 (wi::divmod_internal): Update accordingly.
26536 (wi::mul_internal): Likewise. Simplify.
26538 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
26539 Sebastian Pop <s.pop@samsung.com>
26541 * graphite-poly.c (apply_poly_transforms): Simplify.
26542 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
26543 (print_isl_map): Same.
26544 (print_isl_union_map): Same.
26545 (print_isl_schedule): New.
26546 (debug_isl_schedule): New.
26547 * graphite-dependences.c (scop_get_reads): Do not call
26548 isl_union_map_add_map that is undocumented isl functionality.
26549 (scop_get_must_writes): Same.
26550 (scop_get_may_writes): Same.
26551 (scop_get_original_schedule): Remove.
26552 (scop_get_dependences): Do not call isl_union_map_compute_flow that
26553 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
26554 (compute_deps): Remove.
26555 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
26556 (debug_schedule_ast): New.
26557 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
26558 set_separate_option.
26559 (graphite_regenerate_ast_isl): Add dump.
26560 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
26561 from scop->transformed_schedule.
26562 (graphite_regenerate_ast_isl): Add more dump.
26563 * graphite-optimize-isl.c (optimize_isl): Set
26564 scop->transformed_schedule. Check whether schedules are equal.
26565 (apply_poly_transforms): Move here.
26566 * graphite-poly.c (apply_poly_transforms): ... from here.
26567 (free_poly_bb): Static.
26568 (free_scop): Static.
26569 (pbb_number_of_iterations_at_time): Remove.
26570 (print_isl_ast): New.
26571 (debug_isl_ast): New.
26572 (debug_scop_pbb): New.
26573 * graphite-scop-detection.c (print_edge): Move.
26574 (print_sese): Move.
26575 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
26576 (build_scop_scattering): Remove.
26577 (create_pw_aff_from_tree): Assert instead of bailing out.
26578 (add_condition_to_pbb): Remove unused code, do not fail.
26579 (add_conditions_to_domain): Same.
26580 (add_conditions_to_constraints): Remove.
26581 (build_scop_context): New.
26582 (add_iter_domain_dimension): New.
26583 (build_iteration_domains): Initialize pbb->iterators.
26584 Call add_conditions_to_domain.
26587 (index_outermost_in_loop): New.
26588 (index_pbb_in_loop): New.
26589 (outermost_pbb_in): New.
26590 (add_in_sequence): New.
26591 (add_outer_projection): New.
26592 (outer_projection_mupa): New.
26593 (add_loop_schedule): New.
26594 (build_schedule_pbb): New.
26595 (build_schedule_loop): New.
26596 (embed_in_surrounding_loops): New.
26597 (build_schedule_loop_nest): New.
26598 (build_original_schedule): New.
26599 (build_poly_scop): Call build_original_schedule.
26600 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
26601 (free_poly_dr): Remove.
26602 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
26603 (free_poly_bb): Remove.
26604 (debug_loop_vec): Remove.
26605 (print_isl_ast): Declare.
26606 (debug_isl_ast): Declare.
26607 (scop_do_interchange): Remove.
26608 (scop_do_strip_mine): Remove.
26609 (scop_do_block): Remove.
26610 (flatten_all_loops): Remove.
26611 (optimize_isl): Remove.
26612 (pbb_number_of_iterations_at_time): Remove.
26613 (debug_scop_pbb): Declare.
26614 (print_schedule_ast): Declare.
26615 (debug_schedule_ast): Declare.
26616 (struct scop): Remove schedule. Add original_schedule,
26617 transformed_schedule.
26618 (free_gimple_poly_bb): Remove.
26619 (print_generated_program): Remove.
26620 (debug_generated_program): Remove.
26621 (unify_scattering_dimensions): Remove.
26622 * sese.c (print_edge): ... here.
26623 (print_sese): ... here.
26624 (debug_edge): ... here.
26625 (debug_sese): ... here.
26626 * sese.h (print_edge): Declare.
26627 (print_sese): Declare.
26628 (dump_edge): Declare.
26629 (dump_sese): Declare.
26631 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
26632 Sebastian Pop <s.pop@samsung.com>
26634 * Makefile.in: Set ISLVER in site.exp.
26636 2016-01-25 Jakub Jelinek <jakub@redhat.com>
26638 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
26639 DECL_VALUE_EXPR of new_var even for the non-array case. Look
26640 through DECL_VALUE_EXPR for expansion.
26642 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
26644 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
26645 the frame info after reload completed.
26647 2016-01-25 Jeff Law <law@redhat.com>
26649 PR tree-optimization/69196
26650 PR tree-optimization/68398
26651 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
26652 tree-ssa-threadupdate.c.
26653 (determine_bb_domination_status): Prototype
26654 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
26655 (determine_bb_domination_status): No longer static.
26656 (valid_jump_thread_path): Remove code to detect characteristics
26657 of the jump thread path not associated with correctness.
26658 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
26659 Correct test for thread path length. Count PHIs for real operands as
26660 statements that need to be copied. Do not count ASSERT_EXPRs.
26661 Look at all the blocks in the thread path. Compute and selectively
26662 filter thread paths based on threading through the latch, threading
26663 a multiway branch or crossing a multiway branch.
26665 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26667 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
26668 decl with __attribute__ ((unused)) annotation.
26670 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
26673 * tree-vect-stmts.c (vectorizable_condition): Check vectype
26674 of operands is compatible with a statement vectype.
26676 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
26678 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
26679 improve wording for mixed storage order support.
26681 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
26683 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
26684 (vcvt_u64_f64): Likewise.
26685 (vcvta_s64_f64): Likewise.
26686 (vcvta_u64_f64): Likewise.
26687 (vcvtm_s64_f64): Likewise.
26688 (vcvtm_u64_f64): Likewise.
26689 (vcvtn_s64_f64): Likewise.
26690 (vcvtn_u64_f64): Likewise.
26691 (vcvtp_s64_f64): Likewise.
26692 (vcvtp_u64_f64): Likewise.
26694 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
26696 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
26697 (arc_init): Check validity mll64 option.
26698 (arc_save_restore): Use double load/store instruction.
26699 (arc_expand_movmem): Likewise.
26700 (arc_split_move): Don't split if we have double load/store
26701 instructions. Returns a boolean.
26702 (arc_process_double_reg_moves): Change function to return boolean
26703 instead of a sequence of instructions.
26704 (arc_dwarf_register_span): New function.
26705 * config/arc/arc-protos.h (arc_split_move): Change prototype.
26706 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
26707 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
26708 (*movdf_insn): Likewise.
26709 * config/arc/arc.opt (mll64): New option.
26710 * config/arc/predicates.md (even_register_operand): New predicate.
26711 * doc/invoke.texi (ARC Options): Add mll64 documentation.
26713 2016-01-25 Richard Biener <rguenther@suse.de>
26716 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
26717 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
26719 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
26721 2016-01-25 Richard Biener <rguenther@suse.de>
26723 PR tree-optimization/69376
26724 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
26726 (VN_INFO_ANTI_RANGE_P): New inline.
26727 (VN_INFO_RANGE_TYPE): Likewise.
26728 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
26729 SSA_NAME_ANTI_RANGE_P.
26730 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
26731 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
26732 Properly query VN_INFO_RANGE_TYPE.
26734 2016-01-25 Nick Clifton <nickc@redhat.com>
26737 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
26739 2016-01-23 Tom de Vries <tom@codesourcery.com>
26741 PR tree-optimization/69426
26742 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
26745 2016-01-23 Jakub Jelinek <jakub@redhat.com>
26747 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
26748 "the the" with "the" in the comments.
26749 * ipa-devirt.c (build_type_inheritance_graph,
26750 update_type_inheritance_graph): Likewise.
26751 * tree.c (build_function_type_list_1): Likewise.
26752 * cfgloopmanip.c (scale_loop_profile): Likewise.
26753 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
26754 * gimple-ssa-split-paths.c
26755 (find_block_to_duplicate_for_splitting_paths): Likewise.
26756 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
26757 * expr.c (convert_move): Likewise.
26758 * var-tracking.c (vt_stack_adjustments): Likewise.
26759 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
26760 * tree-vrp.c (test_for_singularity): Likewise.
26762 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
26763 directly instead of building a temporary tree.
26766 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
26767 remove <algorithm> include.
26769 2016-01-22 Jakub Jelinek <jakub@redhat.com>
26772 * config/i386/i386.c: Include dojump.h.
26773 (expand_small_movmem_or_setmem,
26774 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
26776 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
26777 if dynamic_check != -1.
26779 2016-01-21 Jeff Law <law@redhat.com>
26781 PR middle-end/69347
26782 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
26783 record_temporary_equivalences. Rewritten to avoid unnecessary calls
26784 into dominated_by_p.
26785 (cprop_into_successor_phis): Avoid unnecessary tests.
26787 2016-01-22 Richard Henderson <rth@redhat.com>
26790 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
26791 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
26793 2016-01-22 Michael Matz <matz@suse.de>
26795 * system.h (string, algorithm): Include only conditionally.
26796 (new): Include always under C++.
26797 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
26798 * final.c (toplevel): Ditto.
26799 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
26800 * genconditions.c (write_header): Make gencondmd.c define
26802 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
26804 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
26805 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
26807 2016-01-22 Christian Bruel <christian.bruel@st.com>
26810 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
26812 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26815 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
26816 define_insn_and_split. Ensure operands[1] and operands[0] do not
26817 get assigned the same register.
26819 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
26821 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
26823 2016-01-22 Christian Bruel <christian.bruel@st.com>
26825 * config/arm/arm-c.c (arm_pragma_target_parse):
26826 Remove warn_builtin_macro_redefined overwrite.
26828 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
26830 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
26831 flag_non_call_exceptions compatibility.
26833 2016-01-22 Jakub Jelinek <jakub@redhat.com>
26836 * dwarf2out.c (add_child_die_after): New function.
26837 (dwarf_qual_info_t): New type.
26838 (dwarf_qual_info): New variable.
26839 (qualified_die_p): New function.
26840 (modified_type_die): For -fdebug-types-section, ensure
26841 canonical order of qualifiers. Put qualified DIEs adjacent
26842 to the corresponding non-qualified type DIE and search there
26843 for existing qualified DIEs.
26845 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
26847 * doc/extend.texi (scalar_storage_order type attribute): Document
26848 restriction on type punning and aliasing, and remove future tense.
26850 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
26853 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
26856 2016-01-21 Jeff Law <law@redhat.com>
26858 PR middle-end/69347
26859 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
26860 useless call to record_temporary_equivalences.
26861 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
26862 allocate 10 slots in the bb_path vector and let it grow as needed.
26863 (fsm_find_control_statement_thread_paths): Similarly for the next_path
26866 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
26868 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
26870 * configure: Regenerate.
26872 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
26874 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
26875 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
26877 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
26879 PR middle-end/66178
26880 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
26881 drop EXPAND_INITIALIZER.
26882 * rtl.h (contains_symbolic_reference_p): Declare.
26883 * rtlanal.c (contains_symbolic_reference_p): New function.
26884 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
26885 a subtraction into a NOT if symbolic constants are involved.
26887 2016-01-21 Anton Blanchard <anton@samba.org>
26888 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26891 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
26893 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
26896 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
26898 * config/microblaze/microblaze.c
26899 (get_branch_target): New.
26900 (insert_wic_for_ilb_runout): New.
26902 (microblaze_machine_dependent_reorg): New.
26903 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
26904 * config/microblaze/microblaze.md
26905 (UNSPEC_IPREFETCH): Define.
26906 (iprefetch): New pattern
26907 * config/microblaze/microblaze.opt
26908 (mxl-prefetch): New flag.
26910 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
26912 * config/microblaze/microblaze.h
26913 (FIXED_REGISTERS): Update in macro.
26914 (CALL_USED_REGISTERS): Update in macro.
26916 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
26918 PR rtl-optimization/68920
26919 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
26922 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
26924 PR rtl-optimization/68990
26925 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
26926 pseudo instead of inheritance ones.
26928 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
26929 Nick Clifton <nickc@redhat.com>
26933 * config/mips/mips.c (mips_compute_frame_info): Initialise
26934 args_size and hard_frame_pointer_offset fields of the frame
26935 structure before calling mips_global_pointer.
26937 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
26939 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
26941 * configure: Regenerate.
26943 2016-01-21 Richard Biener <rguenther@suse.de>
26945 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
26947 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26949 * config/s390/s390.c (s390_asm_declare_function_size): Add code
26950 to actually emit the .size directive.
26952 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
26953 Jakub Jelinek <jakub@redhat.com>
26957 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
26958 args array size by one to avoid buffer overflow.
26960 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26962 * config/s390/s390.md (pool_section_start): Use switch_to_section
26963 to select proper read-only data section instead of hardcoding
26965 (pool_section_end): Use switch_to_section to match the above.
26967 2016-01-21 Richard Biener <rguenther@suse.de>
26969 PR tree-optimization/69378
26970 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
26971 (set_ssa_val_to): Use it for dominance checks taking into
26972 account not executable edges.
26974 2016-01-21 Jakub Jelinek <jakub@redhat.com>
26977 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
26978 for bitsize instead of GET_MODE_PRECISION (mode).
26980 2016-01-20 Martin Sebor <msebor@redhat.com>
26983 * extend.texi (__sync Builtins): Clarify the semantics of
26984 __sync_fetch_and_OP built-ins on pointers.
26985 (__atomic Builtins): Same.
26987 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26988 Sebastian Pop <s.pop@samsung.com>
26990 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
26991 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
26992 (is_valid_rename): Same.
26993 (translate_isl_ast_to_gimple::get_rename): Same.
26994 (translate_isl_ast_to_gimple::rename_all_uses): Same.
26995 (translate_isl_ast_to_gimple::rename_uses): Same.
26996 (get_new_name): Check for close_phi nodes.
26997 (copy_loop_phi_args): Use phi_node_kind.
26998 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
26999 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
27001 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
27002 Sebastian Pop <s.pop@samsung.com>
27004 Revert commit r229783.
27005 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
27006 Remove use of parameter_rename_map.
27007 (copy_def): Remove.
27008 (copy_internal_parameters): Remove.
27009 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
27010 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
27011 (free_sese_info): Do not free parameter_rename_map.
27012 (set_rename): Do not use parameter_rename_map.
27013 (rename_uses): Update call to set_rename.
27014 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
27015 * sese.h (parameter_rename_map_t): Remove.
27016 (struct sese_info_t): Remove field parameter_rename_map.
27018 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
27019 Sebastian Pop <s.pop@samsung.com>
27021 * graphite-isl-ast-to-gimple.c: Fix comment.
27022 * graphite-scop-detection.c (defined_in_loop_p): New.
27023 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
27024 names defined in loop.
27026 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
27027 Sebastian Pop <s.pop@samsung.com>
27029 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
27030 Discard unstructured if-then-else regions.
27032 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
27033 Sebastian Pop <s.pop@samsung.com>
27035 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
27036 (cleanup_loop_iter_dom): Remove.
27037 (build_loop_iteration_domains): Remove.
27038 (build_scop_context): Remove.
27039 (build_scop_iteration_domain): Remove.
27040 (add_loop_constraints): New.
27041 (build_iteration_domains): New.
27042 (build_poly_scop): Call build_iteration_domains.
27044 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
27045 Sebastian Pop <s.pop@samsung.com>
27047 * graphite-scop-detection.c
27048 (scop_detection::harmful_loop_in_region): Free dom and loops.
27049 (scop_detection::loop_body_is_valid_scop): Free bbs.
27051 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
27052 Sebastian Pop <s.pop@samsung.com>
27054 * graphite-scop-detection.c (record_loop_in_sese): New.
27055 (gather_bbs::before_dom_children): Call record_loop_in_sese.
27056 (build_scops): Remove call to build_sese_loop_nests.
27057 * sese.c (sese_record_loop): Remove.
27058 (build_sese_loop_nests): Remove.
27059 (new_sese_info): Remove region->loops.
27060 (free_sese_info): Same.
27061 * sese.h (sese_contains_loop): Same.
27062 (build_sese_loop_nests): Remove.
27063 (sese_contains_loop): Remove.
27065 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
27066 Sebastian Pop <s.pop@samsung.com>
27068 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
27069 loop_is_valid_in_scop.
27070 (scop_detection::harmful_stmt_in_region): Renamed
27071 harmful_loop_in_region.
27072 Call loop_is_valid_in_scop.
27074 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
27075 Sebastian Pop <s.pop@samsung.com>
27077 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
27080 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
27081 Sebastian Pop <s.pop@samsung.com>
27083 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
27084 * graphite.h (struct poly_bb): Remove field is_reduction.
27085 (PBB_IS_REDUCTION): Remove.
27087 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
27088 Sebastian Pop <s.pop@samsung.com>
27090 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
27091 (add_pdr_constraints): Same.
27092 (scop_get_reads): Same.
27093 (scop_get_must_writes): Same.
27094 (scop_get_may_writes): Same.
27095 (scop_get_original_schedule): Same.
27096 (extend_schedule): Same.
27097 (apply_schedule_on_deps): Same.
27098 (carries_deps): Same.
27099 (compute_deps): Same.
27100 (scop_get_dependences): Same.
27101 * graphite-isl-ast-to-gimple.c
27102 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
27103 * graphite-optimize-isl.c (get_schedule_for_band): Same.
27104 (get_schedule_for_band_list): Same.
27105 (get_schedule_map): Same.
27106 (apply_schedule_map_to_scop): Same.
27107 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
27108 (build_loop_iteration_domains): Same.
27109 (add_condition_to_pbb): Same.
27110 (add_param_constraints): Same.
27111 (pdr_add_memory_accesses): Same.
27112 (pdr_add_data_dimensions): Same.
27114 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
27116 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
27119 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
27121 * common.opt (feliminate-dwarf2-dups): Replace references to
27122 "DWARF 2" with just "DWARF".
27123 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
27124 * doc/extend.texi: Likewise.
27125 * doc/cpp.texi: Likewise.
27126 * doc/invoke.texi: Likewise.
27127 (Option Summary): Add -gdwarf to list of Debugging Options.
27128 (Debugging Options): Document -gdwarf.
27129 * doc/contrib.texi: Spell "DWARF" like that.
27131 2016-01-21 Jakub Jelinek <jakub@redhat.com>
27133 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
27134 warning. Fix up formatting.
27136 PR middle-end/67653
27137 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
27138 attempt to mark memory input operand addressable and
27139 call prepare_gimple_addressable in that case. Don't adjust
27140 input_location for diagnostics, use error_at instead.
27142 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
27144 * config/rs6000/ppc-auxv.h: New file.
27145 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
27146 (cpu_is): Likewise.
27147 (cpu_supports): Likewise.
27148 * config/rs6000/rs6000.c: include "ppc-auxv.h".
27149 (cpu_is_info): New variable.
27150 (cpu_supports_info): Likewise.
27151 (tcb_verification_symbol): Likewise.
27152 (cpu_builtin_p): Likewise.
27153 (cpu_expand_builtin): New function.
27154 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
27155 (rs6000_init_builtins): Likewise.
27156 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
27157 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
27158 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
27159 * configure: Regenerate.
27160 * config.in: Likewise.
27161 * doc/extend.texi (PowerPC Built-in Functions): Document
27162 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
27164 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
27167 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
27169 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
27172 2016-01-20 Richard Henderson <rth@redhat.com>
27178 * tree.c (tm_define_builtin): New.
27179 (find_tm_vector_type): New.
27180 (build_tm_vector_builtins): New.
27181 (build_common_builtin_nodes): Call it.
27183 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
27185 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
27186 (arm_fp_ok): Likewise.
27187 (arm_fp): Likewise.
27188 (arm_crypto): Likewise.
27190 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
27191 Richard Biener <rguenther@suse.de>
27193 PR tree-optimization/69328
27194 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
27195 vectors have same number of elements.
27196 (vectorizable_condition): Fix masked version recognition.
27198 2016-01-20 Richard Biener <rguenther@suse.de>
27200 PR tree-optimization/69345
27201 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
27202 (VN_INFO_PTR_INFO): Likewise.
27203 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
27204 info when it is equal between non-dominating SSA names.
27205 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
27206 Make sure to look at original SSA infos.
27208 2016-01-20 Jeff Law <law@redhat.com>
27211 * config/m68k/predicates.md (pow2_m1_operand): New predicate
27213 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
27214 (pc_or_label_operand): New predicate.
27215 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
27216 tests for small integers that are 2^n - 1.
27218 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
27220 * doc/invoke.texi (Options Summary): Add '.' after @xref.
27222 2016-01-19 Jeff Law <law@redhat.com>
27224 PR middle-end/69347
27225 * tree-ssa-threadbackwards.c
27226 (fsm_find_control_statement_thread_paths): Do not try to lookup
27227 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
27229 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
27231 * doc/lto.texi: Remove text that says only Gold has linker plugin
27234 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
27236 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
27237 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
27238 the DIE accordingly.
27239 (modified_type_die): Add REVERSE parameter and pass it recursively,
27240 as well as to base_type_die. Adjust presence check accordingly.
27241 (base_type_for_mode): Adjust call to modified_type_die.
27242 (add_type_attribute): Add REVERSE parameter and pass it to
27244 (generic_parameter_die): Adjust call to add_type_attribute.
27245 (add_scalar_info): Likewise.
27246 (add_subscript_info): Likewise.
27247 (gen_array_type_die): Likewise.
27248 (gen_descr_array_type_die): Likewise.
27249 (gen_entry_point_die): Likewise.
27250 (gen_enumeration_type_die): Likewise.
27251 (gen_formal_parameter_die): Likewise.
27252 (gen_subprogram_die): Likewise.
27253 (gen_variable_die ): Likewise.
27254 (gen_const_die): Likewise.
27255 (gen_field_die): Likewise.
27256 (gen_pointer_type_die): Likewise.
27257 (gen_reference_type_die): Likewise.
27258 (gen_ptr_to_mbr_type_die): Likewise.
27259 (gen_inheritance_die): Likewise.
27260 (gen_subroutine_type_die): Likewise.
27261 (gen_typedef_die): Likewise.
27262 (force_type_die): Adjust call to modified_type_die.
27264 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
27266 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
27267 flow throughout the file. Fix broken link to Objective-C 2.0
27269 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
27272 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27274 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
27276 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27279 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
27280 (maybe_record_node): Record cxa_pure_virtual as the only possible
27281 target if there are not ohter candidates.
27282 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
27284 2016-01-19 Richard Biener <rguenther@suse.de>
27286 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
27287 (get_memory_order): Likewise.
27289 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
27291 * tree-vect-stmts.c (vectorizable_store): Check
27294 2016-01-19 David Malcolm <dmalcolm@redhat.com>
27297 * gcc.c (driver::decode_argv): Add call to
27298 init_opts_obstack before init_options_struct.
27299 * opts.c (init_opts_obstack): Remove idempotency.
27300 (init_options_struct): Replace call to init_opts_obstack
27301 with a gcc_assert to verify that it has already been called.
27302 * toplev.c (toplev::main): Add call to init_opts_obstack before
27303 calls to init_options_struct.
27304 (toplev::finalize): Move cleanup of opts_obstack next to
27305 cleanup of save_decoded_options, clearing the latter, and
27306 save_decoded_options_count.
27308 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27311 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
27312 attribute to unconditional. Remove %? from output template.
27314 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27315 Jiong Wang <jiong.wang@arm.com>
27317 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
27318 generated from different expand order.
27320 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27322 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
27323 Add support for CCMP costing.
27325 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27327 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
27328 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
27329 (fccmpe<mode>): Likewise.
27330 (fcmp): Rename to fcmp and globalize pattern.
27332 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
27333 (aarch64_gen_ccmp_next): Add FP support.
27335 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27337 * target.def (gen_ccmp_first): Update documentation.
27338 (gen_ccmp_next): Likewise.
27339 * doc/tm.texi (gen_ccmp_first): Update documentation.
27340 (gen_ccmp_next): Likewise.
27341 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
27342 expand_ccmp_expr_1. Improve comments.
27343 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
27344 (ccmp_ior<mode>): Remove pattern.
27345 (cmp<mode>): Remove expand.
27346 (cmp): Globalize pattern.
27347 (cstorecc4): Use cc_register.
27348 (mov<mode>cc): Remove ccmp_cc_register check.
27349 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
27350 Simplify after removal of CC_DNE/* modes.
27351 (aarch64_ccmp_mode_to_code): Remove.
27352 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
27353 In 'k' case use integer as condition.
27354 (aarch64_nzcv_codes): Remove inverted cases.
27355 (aarch64_code_to_ccmode): Remove.
27356 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
27357 comparison with CC register to be used in folowing CCMP/branch/CSEL.
27358 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
27359 pattern. Return the comparison with CC register. Invert conditions
27360 when bitcode is OR.
27361 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
27362 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
27364 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27366 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
27367 instrumented_version.
27369 2016-01-19 Richard Biener <rguenther@suse.de>
27371 PR tree-optimization/69336
27372 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
27373 handled components with get_ref_base_and_extent.
27374 (equal_mem_array_ref_p): Adjust.
27376 2016-01-19 Jakub Jelinek <jakub@redhat.com>
27379 * shrink-wrap.c: Include valtrack.h.
27380 (move_insn_for_shrink_wrap): Add DEBUG argument. If
27381 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
27382 in between insn and where it will be moved to. Call
27383 dead_debug_insert_temp.
27384 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
27385 first and dead_debug_local_finish at the end.
27386 For uses and defs bitmap, handle all regs in between REGNO and
27387 END_REGNO, not just the first one.
27389 2016-01-19 Richard Biener <rguenther@suse.de>
27391 PR tree-optimization/69352
27392 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
27393 (equal_mem_array_ref_p): Constrain size and max size properly.
27394 Compare the reverse flag.
27396 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
27398 * ira.c (ira): Update regstat data if we deleted insns.
27400 2016-01-19 Jakub Jelinek <jakub@redhat.com>
27402 PR rtl-optimization/68955
27403 PR rtl-optimization/64557
27404 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
27405 here. Fix up formatting.
27406 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
27408 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27411 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
27412 assume that the node has body.
27413 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
27416 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27418 * lto-streamer-out.c (lto_output): Do not stream instrumentation
27421 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27423 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
27424 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
27426 2016-01-19 Martin Jambor <mjambor@suse.cz>
27427 Martin Liska <mliska@suse.cz>
27428 Michael Matz <matz@suse.de>
27430 * Makefile.in (OBJS): Add new source files.
27431 (GTFILES): Add hsa.c.
27432 * common.opt (disable_hsa): New variable.
27433 (-Whsa): New warning.
27434 * config.in (ENABLE_HSA): New.
27435 * configure.ac: Treat hsa differently from other accelerators.
27436 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
27437 $enable_offloading.
27438 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
27439 * doc/install.texi (Configuration): Document --with-hsa-runtime,
27440 --with-hsa-runtime-include, --with-hsa-runtime-lib and
27441 --with-hsa-kmt-lib.
27442 * doc/invoke.texi (-Whsa): Document.
27443 (hsa-gen-debug-stores): Likewise.
27444 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
27445 to invoke offload compiler for hsa acclerator.
27446 * opts.c (common_handle_option): Determine whether HSA offloading
27447 should be performed.
27448 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
27449 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
27450 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
27451 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
27452 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
27453 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
27454 GF_OMP_FOR_KIND_GRID_LOOP.
27455 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
27456 (pp_gimple_stmt_1): Likewise.
27457 * gimple-walk.c (walk_gimple_stmt): Likewise.
27458 * gimple.c (gimple_build_omp_grid_body): New function.
27459 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
27460 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
27461 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
27462 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
27463 GF_OMP_TEAMS_GRID_PHONY.
27464 (gimple_statement_omp_single_layout): Updated comments.
27465 (gimple_build_omp_grid_body): New function.
27466 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
27467 (gimple_omp_for_grid_phony): New function.
27468 (gimple_omp_for_set_grid_phony): Likewise.
27469 (gimple_omp_parallel_grid_phony): Likewise.
27470 (gimple_omp_parallel_set_grid_phony): Likewise.
27471 (gimple_omp_teams_grid_phony): Likewise.
27472 (gimple_omp_teams_set_grid_phony): Likewise.
27473 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
27474 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
27475 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
27476 (BUILT_IN_GOMP_TARGET): Updated type.
27477 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
27478 (adjust_for_condition): New function.
27479 (get_omp_for_step_from_incr): Likewise.
27480 (extract_omp_for_data): Moved parts to adjust_for_condition and
27481 get_omp_for_step_from_incr.
27482 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
27483 (fixup_child_record_type): Bail out if receiver_decl is NULL.
27484 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
27485 (scan_omp_parallel): Do not create child functions for phony
27487 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
27488 (scan_omp_1_op): Checking assert we are not remapping to
27489 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
27490 (parallel_needs_hsa_kernel_p): New function.
27491 (expand_parallel_call): Register apprpriate parallel child
27492 functions as HSA kernels.
27493 (grid_launch_attributes_trees): New type.
27494 (grid_attr_trees): New variable.
27495 (grid_create_kernel_launch_attr_types): New function.
27496 (grid_insert_store_range_dim): Likewise.
27497 (grid_get_kernel_launch_attributes): Likewise.
27498 (get_target_argument_identifier_1): Likewise.
27499 (get_target_argument_identifier): Likewise.
27500 (get_target_argument_value): Likewise.
27501 (push_target_argument_according_to_value): Likewise.
27502 (get_target_arguments): Likewise.
27503 (expand_omp_target): Call get_target_arguments instead of looking
27504 up for teams and thread limit.
27505 (grid_expand_omp_for_loop): New function.
27506 (grid_arg_decl_map): New type.
27507 (grid_remap_kernel_arg_accesses): New function.
27508 (grid_expand_target_kernel_body): New function.
27509 (expand_omp): Call it.
27510 (lower_omp_for): Do not emit phony constructs.
27511 (lower_omp_taskreg): Do not emit phony constructs but create for them
27512 a temporary variable receiver_decl.
27513 (lower_omp_taskreg): Do not emit phony constructs.
27514 (lower_omp_teams): Likewise.
27515 (lower_omp_grid_body): New function.
27516 (lower_omp_1): Call it.
27517 (grid_reg_assignment_to_local_var_p): New function.
27518 (grid_seq_only_contains_local_assignments): Likewise.
27519 (grid_find_single_omp_among_assignments_1): Likewise.
27520 (grid_find_single_omp_among_assignments): Likewise.
27521 (grid_find_ungridifiable_statement): Likewise.
27522 (grid_target_follows_gridifiable_pattern): Likewise.
27523 (grid_remap_prebody_decls): Likewise.
27524 (grid_copy_leading_local_assignments): Likewise.
27525 (grid_process_kernel_body_copy): Likewise.
27526 (grid_attempt_target_gridification): Likewise.
27527 (grid_gridify_all_targets_stmt): Likewise.
27528 (grid_gridify_all_targets): Likewise.
27529 (execute_lower_omp): Call grid_gridify_all_targets.
27530 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
27531 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
27532 (tree_omp_clause): Added union field dimension.
27533 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
27534 * tree.c (omp_clause_num_ops): Added number of arguments of
27535 OMP_CLAUSE__GRIDDIM_.
27536 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
27537 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
27538 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
27539 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
27540 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
27541 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
27542 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
27543 * tree-pass.h (make_pass_gen_hsail): Declare.
27544 (make_pass_ipa_hsa): Likewise.
27545 * ipa-hsa.c: New file.
27546 * lto-section-in.c (lto_section_name): Add hsa section name.
27547 * lto-streamer.h (lto_section_type): Add hsa section.
27548 * timevar.def (TV_IPA_HSA): New.
27549 * hsa-brig-format.h: New file.
27550 * hsa-brig.c: New file.
27551 * hsa-dump.c: Likewise.
27552 * hsa-gen.c: Likewise.
27555 * toplev.c (compile_file): Call hsa_output_brig.
27556 * hsa-regalloc.c: New file.
27558 2016-01-18 Jeff Law <law@redhat.com>
27560 PR tree-optimization/69320
27561 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
27562 ranged object, do nothing if the RHS constant is not [0..1].
27563 (optimize_stmt): Comparing a boolean ranged object against a
27564 constant outside [0..1] results in a compile-time constant.
27566 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
27569 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
27571 * doc/invoke.texi (Invoking GCC): Add new section to menu.
27572 (Option Summary): Update to reflect new section and moved options.
27573 (C++ Dialect Options): Move -fstats to new section.
27574 (Debugging Options): Move all dump, statistics, and other GCC
27575 developer options to new section. Rewrite section introduction
27576 and re-order remaining options to put the more basic ones first.
27577 (Optimization Options): Move -fira-verbose and -flto-report* to
27579 (Developer Options): New section incorporating moved options.
27580 * doc/cppopts.texi (-dM): Update cross-reference.
27582 2016-01-18 Richard Henderson <rth@redhat.com>
27585 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
27586 operands to pseudo only if CSE is expected. Split long immediate
27587 operands only after reload, and for the stack pointer.
27588 (*add<GPI>3_pluslong): Remove.
27589 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
27590 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
27591 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
27592 (*add<GPI>3 peepholes): New.
27593 (*add<GPI>3 splitters): New.
27594 * config/aarch64/constraints.md (Upl): New.
27595 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
27597 2016-01-18 Richard Biener <rguenther@suse.de>
27599 PR tree-optimization/69297
27600 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
27602 (vect_bb_vectorization_profitable_p): Clear visited flag again.
27604 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
27606 PR middle-end/68542
27607 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
27608 of mixind vector and scalar types.
27609 (fold_relational_const): Add handling of vector
27610 comparison with boolean result.
27611 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
27612 comparison of vector operands with boolean result for EQ/NE only.
27613 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
27614 (verify_gimple_cond): Likewise.
27615 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
27618 2016-01-18 Joseph Myers <joseph@codesourcery.com>
27620 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
27623 2016-01-18 Richard Biener <rguenther@suse.de>
27625 PR middle-end/69308
27626 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
27628 2016-01-18 Tom de Vries <tom@codesourcery.com>
27630 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
27632 2016-01-18 Tom de Vries <tom@codesourcery.com>
27634 * omp-low.c (set_oacc_fn_attrib): Make extern.
27635 * omp-low.h (set_oacc_fn_attrib): Declare.
27636 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
27637 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
27638 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
27639 Add and handle function parameter oacc_kernels_p.
27640 (find_reduc_addr, get_omp_data_i_param): New function.
27641 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
27642 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
27643 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
27644 Calculate dominance info. Skip loops that are not in a kernels region
27645 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
27646 (pass_parallelize_loops::execute): Call parallelize_loops with
27647 oacc_kernels_p argument.
27648 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
27649 New member function.
27650 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
27651 * passes.def: Add argument to pass_parallelize_loops instantation.
27653 2016-01-18 Tom de Vries <tom@codesourcery.com>
27655 * tree-parloops.c (pass_parallelize_loops::execute): Allow
27656 pass_parallelize_loops to be run outside the loop pipeline.
27658 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27660 * tree-scalar-evolution.c (follow_copies_to_constant): New.
27661 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
27663 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27666 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
27667 using get_ref_base_and_extent.
27668 (equal_mem_array_ref_p): New.
27669 (hashable_expr_equal_p): Add call to previous.
27671 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27674 * tree-sra.c (disqualified_constants, constant_decl_p): New.
27675 (sra_initialize): Allocate disqualified_constants.
27676 (sra_deinitialize): Free disqualified_constants.
27677 (disqualify_candidate): Update disqualified_constants when appropriate.
27678 (create_access): Scan for constant-pool entries as we go along.
27679 (scalarizable_type_p): Add check against type_contains_placeholder_p.
27680 (maybe_add_sra_candidate): Allow constant-pool entries.
27681 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
27682 (initialize_constant_pool_replacements): New.
27683 (sra_modify_assign): Avoid mangling assignments created by previous,
27684 and don't generate writes into constant pool.
27685 (sra_modify_function_body): Call initialize_constant_pool_replacements.
27687 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27689 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
27690 andnot instruction.
27691 (scalar_chain::convert_op): Likewise.
27692 * config/i386/i386.md (*andndi3_doubleword): New.
27694 2016-01-18 Richard Biener <rguenther@suse.de>
27696 PR tree-optimization/69170
27697 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
27698 building a vector from scalar results of a pattern stmt.
27700 2016-01-18 Jakub Jelinek <jakub@redhat.com>
27702 * haifa-sched.c (autopref_multipass_init): Work around
27703 -Wmaybe-uninitialized warning.
27705 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
27707 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
27708 against the constant 0.
27710 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27712 PR tree-optimization/68799
27713 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
27714 look up phi candidates in the statement-candidate map.
27715 (phi_add_costs): Likewise.
27716 (record_phi_increments): Likewise.
27717 (phi_incr_cost): Likewise.
27718 (ncd_with_phi): Likewise.
27719 (all_phi_incrs_profitable): Likewise.
27721 2016-01-17 Jakub Jelinek <jakub@redhat.com>
27723 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
27724 -Wmaybe-uninitialized warning.
27726 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
27728 * doc/invoke.texi (Invoking GCC): Add new section to menu.
27729 (Option Summary): Update to reflect new section and moved options.
27730 (C++ Dialect Options): Move -fvtable-verify and related options.
27731 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
27732 and profiling-related options.
27733 (Optimization Options): Move profile generation options and
27734 -fstack-protector and related options.
27735 (Instrumentation Options): New section incorporating moved options.
27736 (Code Generation Options): Move -finstrument-functions and
27737 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
27739 2016-01-16 Tom de Vries <tom@codesourcery.com>
27741 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
27743 2016-01-16 Tom de Vries <tom@codesourcery.com>
27745 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
27747 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
27749 * hash-table.h (hash_table::empty): Turn into an inline wrapper
27750 that checks whether the table is already empty. Rename the
27751 original implementation to...
27752 (hash_table::empty_slot): ...this new private function.
27754 2016-01-15 David Malcolm <dmalcolm@redhat.com>
27756 PR diagnostic/68899
27757 * diagnostic-show-locus.c (layout::print_source_line): Move x
27758 offset of line until after call to
27759 get_line_width_without_trailing_whitespace.
27761 2016-01-15 Jeff Law <law@redhat.com>
27763 PR tree-optimization/69270
27764 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
27765 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
27766 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
27767 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
27768 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
27769 ssa_name_has_boolean_range and constant_boolean_node.
27771 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
27773 PR rtl-optimization/69030
27774 * lra-spills.c (remove_pseudos): Check nrefs and make the function
27776 (spill_pseudos): Delete debug insn for dead pseudo.
27777 (lra_spill): Initiate spill_hard_reg and slots memory separately.
27779 2016-01-15 Jiong Wang <jiong.wang@arm.com>
27781 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
27783 (TYPES_UNOPUS): Likewise.
27784 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
27785 builtin type, from UNOP to UNOPUS.
27786 (lbtruncuv4sf): Likewise.
27787 (lbtruncuv2df): Likewise.
27788 (lrounduv2sf): Likewise.
27789 (lrounduv4sf): Likewise.
27790 (lrounduv2df): Likewise.
27791 (lroundusf): Likewise.
27792 (lroundusf): Likewise.
27793 (lceiluv2sf): Likewise.
27794 (lceiluv4sf): Likewise.
27795 (lceiluv2df): Likewise.
27796 (lceilusf): Likewise.
27797 (lceiludf): Likewise.
27798 (lflooruv2sf): Likewise.
27799 (lflooruv4sf): Likewise.
27800 (lflooruv2df): Likewise.
27801 (lfloorusf): Likewise.
27802 (lfloorudf): Likewise.
27803 (lfrintnuv2sf): Likewise.
27804 (lfrintnuv4sf): Likewise.
27805 (lfrintnuv2df): Likewise.
27806 (lfrintnusf): Likewise.
27807 (lfrintnudf): Likewise.
27808 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
27810 (vcvtq_u32_f32): Likewise.
27811 (vcvtq_u64_f64): Likewise.
27812 (vcvta_u32_f32): Likewise.
27813 (vcvtaq_u32_f32): Likewise.
27814 (vcvtaq_u64_f64): Likewise.
27815 (vcvtm_u32_f32): Likewise.
27816 (vcvtmq_u32_f32): Likewise.
27817 (vcvtmq_u64_f64): Likewise.
27818 (vcvtn_u32_f32): Likwise.
27819 (vcvtnq_u32_f32): Likewise.
27820 (vcvtnq_u64_f64): Likewise.
27821 (vcvtp_u32_f32): Likewise.
27822 (vcvtpq_u32_f32): Likewise.
27823 (vcvtpq_u64_f64): Likewise.
27824 (vcvtmd_u64_f64): Likewise.
27825 (vcvtms_u32_f32): Likewise.
27826 (vcvtad_u64_f64): Likewise.
27827 (vcvtas_u32_f32): Likewise.
27828 (vcvtnd_u64_f64): Likewise.
27829 (vcvtns_u32_f32): Likewise.
27830 (vcvtpd_u64_f64): Likewise.
27831 (vcvtps_u32_f32): Likewise.
27833 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27835 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
27836 CSEL of zero_extended registers.
27838 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27840 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
27841 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
27843 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27845 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
27846 false when argument string is not found in the attributes table
27849 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
27852 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
27853 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
27854 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
27855 precision estimate.
27857 2016-01-15 Richard Biener <rguenther@suse.de>
27859 PR tree-optimization/66856
27860 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
27861 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
27862 (vect_create_new_slp_node): Increment stmt reference count.
27863 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
27864 an SLP tree before swapping operands.
27865 (vect_build_slp_tree): Likewise.
27866 (destroy_bb_vec_info): Free stmt info after SLP instances.
27867 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
27868 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
27869 (STMT_VINFO_NUM_SLP_USES): New macro.
27871 2016-01-15 Richard Biener <rguenther@suse.de>
27874 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
27875 (add_linkage_name): ... here.
27876 (gen_typedef_die): Use add_linkage_name_raw instead of
27877 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
27880 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
27882 * gimplify.c (oacc_default_clause): Decode reference and pointer
27883 types for both kernels and parallel regions.
27885 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
27887 PR middle-end/69246
27888 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
27890 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
27892 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
27893 (convert_scalars_to_vector): Likewise.
27895 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
27897 * doc/extend.texi (Type Traits): Fix grammar.
27899 2016-01-15 Martin Jambor <mjambor@suse.cz>
27901 * tree-inline.c (remap_decl): Use existing dclarations if
27902 remapping a type and prevent_decl_creation_for_types.
27903 (replace_locals_stmt): Do an initial remapping of non-VLA typed
27904 decls first. Do real remapping with
27905 prevent_decl_creation_for_types set.
27906 * tree-inline.h (copy_body_data): New field
27907 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
27910 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
27912 * config/s390/s390.opt (mmvcle): More verbose help text.
27914 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
27916 * config/s390/s390.opt: Add period to -mzvector option text.
27918 2016-01-15 Richard Biener <rguenther@suse.de>
27920 PR tree-optimization/68961
27921 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
27922 of invariants in stores again.
27924 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
27926 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
27928 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
27930 * config/i386/i386.c (ix86_expand_branch): Don't split
27931 DI mode xor instruction to SI mode.
27933 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27936 * ipa-icf.c (sem_function::merge): Virtual functions may become
27937 reachable even if they address is not taken and there are no
27940 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27942 * lto-streamer-out.c (subtract_estimated_size): New function.
27943 (get_symbol_initial_value): Use it.
27945 2016-01-15 Christian Bruel <christian.bruel@st.com>
27948 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
27949 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
27950 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
27951 use add_builtin_function_ext_scope instead of add_builtin_function.
27952 (neon_set_p, neon_crypto_set_p): Remove.
27953 (arm_init_builtins): Always call arm_init_neon_builtins and
27954 arm_init_crypto_builtins.
27955 (arm_expand_builtin): Check that builtins are allowed for the arch.
27956 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
27957 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
27958 arm_init_neon_builtins call.
27960 2016-01-15 Richard Biener <rguenther@suse.de>
27962 PR tree-optimization/69117
27963 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
27964 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
27965 of the leader conservatively.
27966 (free_scc_vn): Restore original SSA name infos.
27968 2016-01-14 Jeff Law <law@redhat.com>
27970 PR tree-optimization/69270
27971 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
27972 single bit of precision, verify it's also unsigned.
27973 (record_edge_info): Use constant_boolean_node rather than fold_convert
27974 to convert boolean_true/boolean_false to the right type.
27976 2016-01-14 Richard Henderson <rth@redhat.com>
27979 * loop-doloop.c (record_reg_sets): New.
27980 (doloop_optimize): Reject the transform if the sequence
27981 clobbers registers live at the end of the loop block.
27982 (doloop_optimize_loops): Enable df_live if needed.
27984 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27986 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
27987 * config/rs6000/rs6000.c: Likewise.
27988 * config/rs6000/rs6000.h: Likewise.
27989 * config/rs6000/rs6000.md: Likewise.
27990 * doc/extend.texi: Likewsie.
27992 2016-01-14 Jeff Law <law@redhat.com>
27994 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
27997 2016-01-14 Richard Henderson <rth@redhat.com>
28001 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
28002 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
28003 instead of builtin_decl_declared_p to test for declaration.
28005 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
28007 * doc/loop.texi (Loop Analysis and Representation): Document
28008 loop_depth function.
28010 2016-01-14 Tom de Vries <tom@codesourcery.com>
28012 PR tree-optimization/68773
28013 * omp-low.c (expand_omp_target): Don't set force_output.
28014 * varpool.c (varpool_node::get_create): Same.
28015 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
28016 offload_funcs with force_output.
28018 2016-01-14 Jakub Jelinek <jakub@redhat.com>
28021 * lra-eliminations.c (move_plus_up): Don't change anything if either
28022 the outer or inner subreg mode is not MODE_INT.
28023 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
28024 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
28026 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
28028 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
28029 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
28030 reduc_uplus_@var{m}): Remove.
28031 * expr.c (expand_expr_real_2): Remove expansion path for
28032 reduc_[us](min|max|plus) optabs.
28033 * optabs-tree.c (scalar_reduc_to_vector): Remove.
28034 * optabs-tree.h (scalar_reduc_to_vector): Remove.
28035 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
28036 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
28037 * tree-vect-loop.c (vectorizable_reduction): Remove test for
28038 reduc_[us](min|max|plus) optabs.
28040 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
28042 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
28043 (reduc_plus_scal_v2sf): New.
28044 (reduc_smax_v2sf): Rename to...
28045 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
28046 (reduc_smin_v2sf): Rename to...
28047 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
28049 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
28051 * alias.c (compare_base_symbol_refs): New function.
28052 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
28055 2016-01-14 Jakub Jelinek <jakub@redhat.com>
28057 PR middle-end/68146
28058 PR tree-optimization/69155
28059 * tree-complex.c: Include cfganal.h.
28060 (phis_to_revisit): New variable.
28061 (extract_component): Add phiarg_p argument. Assert that returned
28062 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
28063 (update_phi_components): Partly rewrite to use loop over real/imag
28064 components instead of code duplication. If extract_component returns
28065 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
28066 create_tmp_reg into the PHI node instead, and mention the phi triplet
28067 in phis_to_revisit.
28068 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
28069 in phis_to_revisit at the end.
28071 2016-01-14 Richard Biener <rguenther@suse.de>
28073 PR tree-optimization/68060
28074 * tree-vect-loop.c (vect_is_simple_reduction): Check the
28075 outer loop reduction is only used in the inner loop before
28076 detecting a double reduction.
28078 2016-01-14 Jakub Jelinek <jakub@redhat.com>
28081 * combine.c (expand_field_assignment): Punt if compute_mode is
28082 unsupported scalar mode.
28084 2016-01-14 Richard Biener <rguenther@suse.de>
28086 PR tree-optimization/66856
28087 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
28088 SLP node only if it built successfully.
28089 (vect_analyze_slp_instance): Adjust.
28091 2016-01-14 Jeff Law <law@redhat.com>
28093 PR tree-optimization/69270
28094 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
28095 (record_edge_info): Use it. Convert boolean_{true,false}_node
28096 to the type of op0.
28098 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
28101 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
28102 use block_ultimate_origin
28103 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
28105 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
28107 * doc/invoke.texi (Submodel Options): Rename section to
28108 "Machine-Dependent Options" to better reflect its content.
28109 Rewrite introductory text to remove archaic CPU names.
28112 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
28114 * doc/invoke.texi (Code Gen Options): Move section up in file,
28115 before target-specific options. Update menu and option summary
28116 to reflect the new section ordering.
28118 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
28120 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
28121 (C++ Dialect Options): Add cross-reference to -std option.
28122 * doc/standards.texi (C++ Language): Document C++14 support.
28124 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
28126 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
28127 for pack/unpack functions for __ibm128.
28128 (PACK_IF): Likewise.
28129 (UNPACK_IF): Likewise.
28131 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
28132 support for __ibm128 pack/unpack functions.
28133 (rs6000_invalid_builtin): Likewise.
28134 (rs6000_init_builtins): Likewise.
28135 (rs6000_opt_masks): Likewise.
28137 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
28138 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
28140 (RS6000_BTM_COMMON): Likewise.
28142 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
28143 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
28144 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
28145 128-bit floating point. Add support for the double values to be
28146 in Altivec registers for TF/IF packing and unpacking, but restrict
28147 TD packing sub-fields to be FPR registers. Don't allow overlapped
28148 register support for packing. Allow pack inputs to be memory
28149 locations. Don't build generator functions for unpack<mode>_dm
28150 and unpack<mode>_nodm.
28151 (unpack<mode>_dm): Likewise.
28152 (unpack<mode>_nodm): Likewise.
28153 (pack<mode>): Likewise.
28155 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
28156 built-in functions to pack/unpack explicit __ibm128 values.
28157 (__builtin_unpack_ibm128): Likewise.
28159 * doc/extend.texi (PowerPC Built-in Functions): Document
28160 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
28162 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
28165 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
28166 Add new arg loc and pass it down as context.
28167 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
28168 to the location to use for the warning.
28169 (check_function_arguments): New arg loc. All callers changed. Pass
28170 it to check_function_nonnull.
28171 * c-common.h (check_function_arguments): Adjust declaration.
28173 2016-01-13 Jakub Jelinek <jakub@redhat.com>
28175 PR tree-optimization/69156
28176 * gimple.c (validate_type): Removed.
28177 (gimple_builtin_call_types_compatible_p): Use
28178 useless_type_conversion_p instead of validate_type.
28179 * value-prof.c (gimple_stringop_fixed_value): Fold
28180 icall_size to correct type.
28182 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
28184 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
28187 2016-01-13 Richard Henderson <rth@redhat.com>
28190 * target.def (builtin_tm_load, builtin_tm_store): Remove.
28191 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
28192 (ix86_builtin_tm_store): Remove.
28193 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
28194 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
28195 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
28196 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
28197 * doc/tm.texi: Rebuild.
28199 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
28200 (BUILT_IN_TM_MEMCPY_RTWN): New.
28201 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
28202 fallback from vector to integer helpers.
28203 (build_tm_load): Handle vector types directly, instead of
28205 (build_tm_store): Likewise.
28206 (expand_assign_tm): Prepare for register types not handled by
28207 the above. Copy them to memory and use memcpy.
28208 * tree.c (tm_define_builtin): New.
28209 (find_tm_vector_type): New.
28210 (build_tm_vector_builtins): New.
28211 (build_common_builtin_nodes): Call it.
28213 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
28215 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
28216 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
28218 2016-01-13 Tom de Vries <tom@codesourcery.com>
28220 PR tree-optimization/69169
28221 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
28222 handled_struct_type param.
28223 (create_variable_info_for, intra_create_variable_infos): Call
28224 create_variable_info_for_1 with extra arg.
28226 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
28228 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
28229 and "armv8.1-a+crc" entries.
28231 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
28234 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
28235 Change first operand predicate from register_or_constm1_operand
28236 to register_operand.
28237 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
28238 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
28239 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
28240 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
28241 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
28242 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
28243 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
28244 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
28245 comparison with constm1_rtx from vec_prefetch_gen part.
28247 2016-01-13 Richard Biener <rguenther@suse.de>
28249 PR tree-optimization/69013
28250 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
28251 Exchange assert for a test.
28253 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28256 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
28258 2016-01-13 Richard Biener <rguenther@suse.de>
28260 PR tree-optimization/69242
28261 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
28262 assert with a check.
28264 2016-01-13 Richard Biener <rguenther@suse.de>
28266 PR tree-optimization/69186
28267 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
28268 Properly guard vect_update_misalignment_for_peel call.
28270 2016-01-12 Jeff Law <law@redhat.com>
28272 PR tree-optimization/pr67755
28273 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
28274 "need_profile_correction".
28275 (thread_block_1): Initialize new field to false by default. If we
28276 have multiple thread paths through a common joiner to different
28277 final targets, then set new field to true.
28278 (compute_path_counts): Only do count adjustment when it's really
28281 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28283 * doc/invoke.texi (Spec Files): Move section down in file, past
28284 all command-line option descriptions.
28286 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28288 PR middle-end/54809
28289 * doc/gty.texi: Remove documentation of mark_hook.
28290 * gengtype.c (struct write_types_data): Remove code to support
28291 mark_hook attribute.
28292 (walk_type): Likewise.
28293 (write_func_for_structure): Likewise.
28295 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28297 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
28298 Directory Options, and -specs= to Overall Options.
28299 (Overall Options): Adjust similarly. Reorder to group related
28300 options together. Make -specs= cross-reference the spec file details.
28301 (Directory Options): Adjust similarly.
28303 2016-01-12 Jeff Law <law@redhat.com>
28305 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
28307 2016-01-12 Olivier Hainque <hainque@adacore.com>
28309 * gcc.c (spec_undefvar_allowed): New global.
28310 (process_command): Set to true when running for --version or --help,
28312 (getenv_spec_function): When the variable is not defined, use the
28313 variable name as the variable value if we're allowed not to issue
28316 2016-01-12 Bin Cheng <bin.cheng@arm.com>
28318 PR tree-optimization/68911
28319 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
28320 information computed for expression "init + nit * step".
28322 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28324 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
28325 about name of GCC executable. Remove deleted node from menu.
28326 (Directory Options) <-B>: Remove cross-reference to deleted node.
28327 (Target Options): Delete section.
28329 2016-01-12 Christian Bruel <christian.bruel@st.com>
28332 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
28333 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
28335 2016-01-12 Jakub Jelinek <jakub@redhat.com>
28338 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
28339 aligned_mem is properly set for AVX512-VL floating point masked
28343 * ifcvt.c (cond_exec_process_if_block): When removing the last
28344 insn from then_bb, remove also any possible barriers that follow it.
28346 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
28350 * config/i386/iamcu.h (SIZE_TYPE): New macro.
28351 (PTRDIFF_TYPE): Likewise.
28352 (WCHAR_TYPE): Likewise.
28353 (WCHAR_TYPE_SIZE): Likewise.
28354 (STDINT_LONG32): Likewise.
28356 2016-01-12 Richard Biener <rguenther@suse.de>
28358 PR tree-optimization/69053
28359 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
28360 convert initial value for cond reductions.
28362 2016-01-12 Richard Biener <rguenther@suse.de>
28364 PR tree-optimization/69007
28365 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
28366 widen_sum after dot_prod and sad.
28368 2016-01-12 Richard Biener <rguenther@suse.de>
28370 PR tree-optimization/69168
28371 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
28372 pattern stmt SLP type.
28373 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
28374 end up unused so cope with that case.
28376 2016-01-12 Richard Biener <rguenther@suse.de>
28378 PR tree-optimization/69157
28379 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
28380 stmts def type only during analyze phase.
28381 (vectorizable_call): Likewise.
28382 (vectorizable_simd_clone_call): Likewise.
28383 (vectorizable_conversion): Likewise.
28384 (vectorizable_assignment): Likewise.
28385 (vectorizable_shift): Likewise.
28386 (vectorizable_operation): Likewise.
28387 (vectorizable_store): Likewise.
28388 (vectorizable_load): Likewise.
28390 2016-01-12 Richard Biener <rguenther@suse.de>
28392 PR tree-optimization/69174
28393 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
28395 (vectorizable_load): Properly compute the number of loads needed
28396 for permuted strided SLP loads and do not spuriously assign
28397 to SLP_TREE_VEC_STMTS.
28399 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
28401 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
28402 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
28403 (MD_EXEC_PREFIX): Remove.
28404 (MD_STARTFILE_PREFIX) Removee.
28405 (FILE_NAME_ABSOLUTE_P): Remove.
28406 (CPP_SPEC): Do not read macros from sys/version.h.
28407 (LINK_COMMAND_SPEC): Remove.
28408 (LOCAL_INCLUDE_DIR): Remove.
28409 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
28410 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
28411 (POST_LINK_SPEC): Define to invoke stubify after linker
28412 (LIBSTDCXX): Remove define
28413 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
28414 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
28415 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
28416 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
28417 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
28418 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
28419 (i386_djgpp_asm_named_section): Add propotype of new procedure
28421 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
28422 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
28423 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
28424 in config/i386/djgpp.h).
28425 (STANDARD_STARTFILE_PREFIX_2): Define identical to
28426 STANDARD_STARTFILE_PREFIX_1.
28427 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
28428 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
28429 installation errors.
28430 (MAX_OFILE_ALIGNMENT): Define to 128.
28431 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
28433 * config/i386/djgpp.c: New file. Add implementation of
28434 i386_djgpp_asm_named_section.
28436 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
28438 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
28439 Add rule for building djgpp.o.
28441 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28443 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
28444 (rtx_is_swappable_p): Reductions are swappable.
28445 (insn_is_swappable_p): V2DF reductions are swappable.
28447 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
28449 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
28450 reloads for other unsupported memory operands.
28452 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28453 Jim Wilson <jim.wilson@linaro.org>
28456 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
28457 copy_to_mode_reg instead of force_reg.
28459 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
28462 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
28463 TARGET_80387 is true.
28465 2016-01-11 Jakub Jelinek <jakub@redhat.com>
28468 * lra-eliminations.c (move_plus_up): Only move plus up
28469 if subreg of the constant can be simplified into constant
28470 and use the simplified subreg of the constant instead of
28471 the original constant.
28473 * fold-const.c (fold_convertible_p): Don't return true
28474 for conversion of VECTOR_TYPE to same sized integral type.
28475 (fold_convert_loc): Fix up formatting. Fold conversion of
28476 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
28477 instead of NOP_EXPR.
28479 PR tree-optimization/69214
28480 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
28481 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
28484 PR tree-optimization/69207
28485 * tree-vect-slp.c (vect_get_constant_vectors): For
28486 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
28487 fold_convertible_p to vector_type's element type, and always
28488 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
28490 2016-01-11 Richard Biener <rguenther@suse.de>
28492 PR tree-optimization/69173
28493 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
28494 fixup the cycle if all stmts are in a pattern.
28496 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
28498 PR middle-end/68999
28499 * alias.c (base_alias_check): Move check for addresses with
28500 alignment ANDs before the call for compare_base_decls.
28501 (memrefs_conflict_p): Return -1 for different decls
28502 that went through alignment adjustments.
28504 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28506 PR rtl-optimization/68796
28507 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
28508 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
28509 and QImode comparisons against zero with CC_NZmode.
28510 * config/aarch64/iterators.md (short_mask): New mode_attr.
28512 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
28514 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
28515 (<avx512>_store<mode>_mask): Likewise.
28517 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
28518 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28520 PR rtl-optimization/68841
28521 * ifcvt.c (struct noce_if_info): Add orig_x field.
28522 (bbs_ok_for_cmove_arith): Add to_rename parameter.
28523 Don't record conflicts on to_rename if it's present.
28524 Allow memory destinations in sets.
28525 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
28526 blocks, passing orig_x to the checks.
28527 (noce_process_if_block): Set if_info->orig_x appropriately.
28529 2016-01-11 Tom de Vries <tom@codesourcery.com>
28531 PR tree-optimization/69069
28532 * tree-parloops.c (create_parallel_loop): Add missing phi args.
28534 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
28536 PR rtl-optimization/68920
28537 * config/i386/i386.c (ix86_option_override_internal): Restrict number
28538 of conditional moves for RTL if-conversion to 1 for
28539 TARGET_ONE_IF_CONV_INSN.
28540 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
28541 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
28542 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
28543 parameter to restirct number of conditional moves for
28545 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
28546 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
28549 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
28552 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
28553 onepart vars. Fix typo in comment. Fix reversed condition in
28555 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
28558 * var-tracking.c (dump_onepart_variable_differences): New.
28559 (dataflow_set_different): If a detailed dump is requested,
28560 delay early returns and dump differences between onepart
28561 variables present before and after, and added variables.
28563 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28566 * expr.c (expand_expr_real_1): For boolean vector constants
28567 with a scalar mode use const_scalar_mask_from_tree.
28568 (const_scalar_mask_from_tree): New.
28569 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
28570 assigned to a mask type to handle constants.
28572 2016-01-11 Martin Jambor <mjambor@suse.cz>
28575 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
28576 useless parameters if we cannot change function signature.
28578 2016-01-11 Martin Jambor <mjambor@suse.cz>
28581 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
28584 2016-01-11 Tom de Vries <tom@codesourcery.com>
28586 PR tree-optimization/69109
28587 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
28590 2016-01-11 Tom de Vries <tom@codesourcery.com>
28592 PR tree-optimization/69108
28593 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
28594 res is not used in a phi.
28596 2016-01-11 Yury Gribov <y.gribov@samsung.com>
28599 * common.opt (frandom-seed): Fix parameter name.
28600 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
28602 2016-01-11 Tom de Vries <tom@codesourcery.com>
28604 PR tree-optimization/69058
28605 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
28608 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
28610 * config/arc/arc.opt (mdiv-rem): Add period to the end.
28611 (mcode-density): Likewise.
28613 2016-01-10 Tom de Vries <tom@codesourcery.com>
28615 PR tree-optimization/69062
28616 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
28617 (parallelize_loops): Don't paralelize loop that has phi with address
28620 2016-01-10 Tom de Vries <tom@codesourcery.com>
28622 PR tree-optimization/69039
28623 * tree-parloops.c (try_create_reduction_list): Only allow single exit
28626 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
28628 PR middle-end/68743
28629 * match.pd: Require target has function_c99_misc before doing
28630 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
28632 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
28634 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
28636 * configure: Regenerate.
28638 2016-01-09 Jakub Jelinek <jakub@redhat.com>
28640 PR middle-end/50865
28641 PR tree-optimization/69097
28642 * fold-const.h (expr_not_equal_to): New prototype.
28643 * fold-const.c: Include stringpool.h and tree-ssanames.h.
28644 (expr_not_equal_to): New function.
28645 * match.pd (X % -Y is the same as X % Y): Don't optimize
28646 unless X is known not to be equal to minimum or Y is known
28647 not to be equal to -1.
28648 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
28649 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
28650 (simplify_stmt_using_ranges): Adjust caller.
28651 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
28652 substitute_and_fold.
28654 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
28656 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
28659 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28661 PR tree-optimization/69167
28662 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
28663 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
28665 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
28667 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
28668 Richard Biener <rguenther@suse.de>
28670 PR tree-optimization/68707
28671 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
28672 instances that can be handled via vect_load_lanes.
28674 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
28676 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
28677 if we can't determine address equivalence.
28678 * alias.c (compare_base_decl): Update for changed return value of
28679 symtab_node::equal_address_to.
28681 2016-01-08 Jason Merrill <jason@redhat.com>
28685 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
28686 * expr.c (store_field): Not here.
28687 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
28688 call with TREE_ADDRESSABLE type.
28689 * tree-cfg.c (verify_gimple_call): Adjust.
28691 2016-01-08 Olivier Hainque <hainque@adacore.com>
28693 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
28696 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
28698 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
28699 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
28700 (reduc_smin_v2sf): Rename to...
28701 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
28702 (reduc_splus_v2sf): Rename to...
28703 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
28705 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28707 PR tree-optimization/69162
28708 * gimplify.c (gimplify_va_arg_expr): Encode original type of
28709 valist argument in another argument.
28710 (gimplify_modify_expr): Adjust for the above change. Cleanup.
28711 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
28712 to determine the va_list type, build a MEM_REF instead of
28713 build_fold_indirect_ref.
28715 PR tree-optimization/69172
28716 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
28719 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
28721 PR tree-optimization/67781
28722 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
28723 and cmpnop in two steps: first the ones not accessed in original
28724 gimple expression in a endian independent way and then the ones not
28725 accessed in the final result in an endian-specific way.
28727 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28729 PR tree-optimization/69083
28730 * tree-vect-slp.c (vect_get_constant_vectors): For
28731 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
28732 element type. If op is fold_convertible_p to vector_type's element
28733 type, use NOP_EXPR instead of VCE.
28735 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
28737 PR rtl-optimization/67778
28738 PR rtl-optimization/68634
28739 PR rtl-optimization/68909
28740 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
28741 block from the stack until done with it. Remove a superfluous
28742 bitmap set. Remove a superfluous bitmap test.
28744 2016-01-07 Martin Sebor <msebor@redhat.com>
28747 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
28748 constraint on the type of arguments.
28750 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
28752 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
28753 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
28754 unaligned_access on the gcc_options set.
28755 * config/arm/arm.c (arm_option_override_internal): Use
28756 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
28758 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
28761 * config/i386/i386.c (ix86_frame_pointer_required): Enable
28762 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
28764 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
28767 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
28770 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
28771 depending on frame_pointer_needed before remaining integer and SSE
28772 registers are saved.
28774 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
28777 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
28779 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
28782 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
28783 Use the "xBm" constraint.
28784 (float<sseintvecmodelower><mode>2<mask_name><round_name):
28786 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
28787 (sse_cvtsi2ssq<round_name>): Likewise.
28788 (sse_cvtss2si<round_name>): Likewise.
28789 (sse_cvtss2siq<round_name>): Likewise.
28790 (sse2_cvtsi2sdq<round_name>): Likewise.
28791 (sse2_cvtsd2si<round_name>): Likewise.
28792 (sse2_cvtsd2siq<round_name>): Likewise.
28793 * config/i386/subst.md (round_nimm_scalar_predicate): New
28796 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
28798 PR middle-end/67639
28799 * varasm.c (make_decl_rtl): Mark invalid register vars as
28802 PR rtl-optimization/66206
28803 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
28804 All callers changed.
28806 2016-01-07 Jakub Jelinek <jakub@redhat.com>
28808 PR tree-optimization/69141
28809 * tree-ssa-pre.c: Include langhooks.h.
28810 (eliminate_dom_walker::before_dom_children): Use
28811 lang_hooks.decl_printable_name instead of
28812 cgraph_node::get ()->name ().
28814 PR middle-end/68960
28815 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
28816 it and DECL_ALIGN too.
28818 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
28820 * config/mips/mips-ftypes.def: Sort to lexicographical order.
28822 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
28825 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
28826 depending on frame_pointer_needed before remaining integer and SSE
28827 registers are saved.
28829 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28831 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
28832 mode iterator with VSX_M2.
28833 (*p9_vecstore_<mode>): Likewise.
28834 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
28835 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
28836 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
28837 (define_split for VSX_LE128 stores): Likewise.
28838 (define_peephole2 for TImode LE swaps): Likewise.
28839 (define_split for VSX_LE128 post-reload stores): Likewise.
28841 2016-01-06 Marek Polacek <polacek@redhat.com>
28844 * convert.c (convert_to_integer_1): Adjust call to
28845 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
28846 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
28847 EXPR instead of ARG.
28848 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
28850 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28853 * doc/extend.texi (RL78 Variable Attributes): New section.
28855 2016-01-05 Marek Polacek <polacek@redhat.com>
28858 * builtins.c (get_memmodel): Use expansion point location rather than
28859 the input location. Call warning_at rather than warning.
28860 (expand_builtin_atomic_compare_exchange): Likewise.
28861 (expand_builtin_atomic_load): Likewise.
28862 (expand_builtin_atomic_store): Likewise.
28863 (expand_builtin_atomic_clear): Likewise.
28865 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
28868 * config/i386/i386.c (ix86_expand_vector_logical_operator):
28869 Replace nonimmediate_operand with vector_operand.
28870 * config/i386/predicates.md (vector_operand): New predicate.
28871 (general_vector_operand): Replace nonimmediate_operand with
28873 * config/i386/sse.md: Replace nonimmediate_operand with
28874 vector_operand and m constraint with Bm constraint on SSE
28875 patterns with 16-byte memory operand.
28876 * config/i386/subst.md (round_nimm_predicate): Replace
28877 nonimmediate_operand with vector_operand.
28878 (round_saeonly_nimm_predicate): Likewise.
28879 (round_saeonly_nimm_scalar_predicate): New.
28881 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
28884 * config/i386/constraints.md (Bm): New constraint.
28885 * config/i386/predicates.md (vector_memory_operand): New
28887 * config/i386/sse.md: Replace xm with xBm in plusminus and
28888 any_logic patterns.
28890 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28893 * doc/extend.texi (V850 Function Attributes): New section.
28894 (V850 Variable Attributes): New section.
28896 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28899 * doc/extend.texi (MicroBlaze Function Attributes): Document
28900 interrupt_handler and fast_interrupt attributes.
28902 2016-01-05 Sergei Trofimovich <siarheit@google.com>
28905 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
28906 for local symbolic operands.
28907 * config/ia64/predicates.md (local_symbolic_operand64): New
28910 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28912 PR rtl-optimization/68651
28913 * combine.c (combine_simplify_rtx): Canonicalize x + x into
28916 2016-01-05 Nathan Sidwell <nathan@acm.org>
28918 * alias.c (compare_base_decls): Use symtab_node::get.
28920 2016-01-05 Nick Clifton <nickc@redhat.com>
28923 * ira-costs.c (copy_cost): Initialise the t_icode field of the
28924 secondary_reload_info structure.
28927 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
28928 decls if weak support is available.
28930 2016-01-04 Martin Sebor <msebor@redhat.com>
28932 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
28934 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
28936 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
28937 OPTION_MASK_P9_DFORM.
28939 * config/rs6000/constraints.md (wo constraint): New constraint for
28942 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
28944 (rs6000_init_hard_regno_mode_ok): Likewise.
28946 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
28949 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
28950 expanders not to have constraints. Add support for ISA 3.0 xxperm
28951 instruction. Add support for fusing xxlor with xxperm.
28952 (altivec_vperm_<mode>_internal): Likewise.
28953 (altivec_vperm_v8hiv16qi): Likewise.
28954 (altivec_vperm_<mode>v16q): Likewise.
28955 (altivec_vperm_<mode>_uns): Likewise.
28956 (vperm_v8hiv4si): Likewise.
28957 (vperm_v16qiv8hi): Likewise.
28959 * doc/md.texi (RS/6000 constraints): Document wo constraint.
28961 2016-01-04 Jakub Jelinek <jakub@redhat.com>
28963 Update copyright years.
28965 * gcc.c (process_command): Update copyright notice dates.
28966 * gcov-dump.c (print_version): Ditto.
28967 * gcov.c (print_version): Ditto.
28968 * gcov-tool.c (print_version): Ditto.
28969 * gengtype.c (create_file): Ditto.
28970 * doc/cpp.texi: Bump @copying's copyright year.
28971 * doc/cppinternals.texi: Ditto.
28972 * doc/gcc.texi: Ditto.
28973 * doc/gccint.texi: Ditto.
28974 * doc/gcov.texi: Ditto.
28975 * doc/install.texi: Ditto.
28976 * doc/invoke.texi: Ditto.
28978 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28980 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
28981 modes larger than TImode as TImode if NEON is not enabled.
28983 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28986 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
28987 mode for %f0-%f31 only if TARGET_FPU.
28989 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28992 * config/sparc/sparc.c (scan_record_type): Take into account subfields
28993 to compute the PACKED_P predicate.
28994 (function_arg_record_value): Minor tweaks.
28996 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
28998 * doc/install.texi (--with-multilib-list): Describe the meaning of the
28999 option for arm*-*-* targets.
29001 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
29003 * doc/extend.texi (Common Function Attributes): Move docs for
29004 MSP430-specific attributes to....
29005 (MSP430 Function Attributes): ...here. Delete the redundant
29006 entries and copy-edit the remaining text.
29007 (MSP430 Variable Attributes): Use uniform format for index
29008 entries and add a cross-reference to the corresponding function
29011 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
29013 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
29015 (x86 Options): Likewise.
29017 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
29021 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
29022 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
29023 to corresponding attribute.
29025 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
29027 * doc/extend.texi (Common Function Attributes) <noplt>: Move
29028 to correct alphabetization of table. Copy-edit and correct
29030 <stack_protect>: Likewise.
29031 <target_clones>: Likewise.
29033 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
29034 Correct punctuation.
29035 (Code Gen Options) <-fno-plt>: Copy-edit.
29037 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
29040 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
29041 SI values. Explicitly convert SI to DI and vice-versa.
29043 2016-01-01 Jakub Jelinek <jakub@redhat.com>
29045 PR tree-optimization/69070
29046 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
29047 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
29050 * ubsan.c (ubsan_instrument_float_cast): Call
29051 initialize_sanitizer_builtins.
29054 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
29056 Copyright (C) 2016 Free Software Foundation, Inc.
29058 Copying and distribution of this file, with or without modification,
29059 are permitted in any medium without royalty provided the copyright
29060 notice and this notice are preserved.