1 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5 (aarch64_next_callee_save): Likewise.
6 (aarch64_pushwb_single_reg): Likewise.
7 (aarch64_gen_storewb_pair): Likewise.
8 (aarch64_push_regs): Likewise.
9 (aarch64_gen_loadwb_pair): Likewise.
10 (aarch64_pop_regs): Likewise.
11 (aarch64_gen_store_pair): Likewise.
12 (aarch64_gen_load_pair): Likewise.
13 (aarch64_save_callee_saves): Likewise.
14 (aarch64_restore_callee_saves): Likewise.
16 2016-11-02 Richard Biener <rguenther@suse.de>
18 PR tree-optimization/78035
19 PR tree-optimization/77964
20 * gimple-pretty-print.c (pp_points_to_solution): Print
21 vars_contains_interposable.
22 * tree-ssa-alias.c: Include varasm.h.
23 (ptrs_compare_unequal): Check vars_contains_interposable and
24 decl_binds_to_current_def_p.
25 (dump_points_to_solution): Dump vars_contains_interposable.
26 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
28 * tree-ssa-structalias.c: Include varasm.h.
29 (set_uids_in_ptset): Record whether vars contains a
30 not decl_binds_to_current_def_p variable in vars_contains_interposable.
31 (ipa_escaped_pt): Update initializer.
33 2016-11-02 Richard Biener <rguenther@suse.de>
35 PR tree-optimization/78047
36 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
37 fake field at offset zero conservatively regarding to may_have_pointers.
39 2016-11-02 Richard Biener <rguenther@suse.de>
41 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
42 infer_value_range on stmt ops and update value-ranges.
43 Dump visited stmts and blocks.
44 (evrp_dom_walker::push_value_range): Dump changes.
45 (evrp_dom_walker::pop_value_range): Likewise.
46 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
48 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
50 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
52 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
54 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
56 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
58 * cfgrtl.h (delete_insn_chain): Adjust prototype.
60 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
62 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
64 (transcode_memory_rtx): Likewise.
65 (move_to_acc): Likewise.
66 (move_from_acc): Likewise.
67 (move_acc_to_reg): Likewise.
68 (move_to_x): Likewise.
69 (move_to_hl): Likewise.
70 (move_to_de): Likewise.
71 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
72 (rs6000_emit_savres_rtx): Likewise.
73 (rs6000_emit_prologue): Likewise.
74 * reorg.c (update_reg_unused_notes): Likewise.
75 * rtl.h (remove_note): Adjust prototype.
76 * rtlanal.c (remove_note): Make argument type rtx_insn *.
78 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
80 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
81 variables so some can be rtx_insn *.
82 (alpha_emit_xfloating_libcall): Likewise.
83 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
84 (mips_legitimize_tls_address): Likewise.
85 * optabs.c (expand_binop): Likewise.
86 * reload1.c (gen_reload): Likewise.
88 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
90 * reorg.c (relax_delay_slots): Split up the trial variable.
92 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
94 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
95 of variables rtx_insn *.
96 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
97 (legitimize_tls_address): Likewise.
98 * config/bfin/bfin.c (hwloop_optimize): Likewise.
99 (bfin_gen_bundles): Likewise.
100 * config/c6x/c6x.c (reorg_split_calls): Likewise.
101 (c6x_reorg): Likewise.
102 * config/frv/frv.c (frv_reorder_packet): Likewise.
103 * config/i386/i386.c (ix86_split_idivmod): Likewise.
104 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
105 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
106 * config/mn10300/mn10300.c: Likewise.
107 * config/rl78/rl78.c: Likewise.
108 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
109 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
110 (sh_expand_cmpnstr): Likewise.
111 (sh_expand_strlen): Likewise.
112 (sh_expand_setmem): Likewise.
113 * config/sh/sh.md: Likewise.
114 * emit-rtl.c (emit_pattern_before): Likewise.
115 * except.c: Likewise.
119 2016-11-01 Jason Merrill <jason@redhat.com>
121 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
122 a COND_EXPR with constant condition.
124 2016-11-01 Jakub Jelinek <jakub@redhat.com>
126 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
127 and its initialization.
129 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
131 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
134 2016-11-01 Jakub Jelinek <jakub@redhat.com>
136 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
137 argument, don't call add_linkage_name if it is true.
138 (gen_variable_die): For C++ inline static data members, consider the
139 initial call when old_die is NULL to be declaration and call
140 add_name_and_src_coords_attributes in that case with true as
141 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
142 (gen_member_die): For C++ inline static data members, emit a
143 definition DIE right away in DW_TAG_compile_unit context.
145 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
148 * config/pa/pa.md: Add new shift/add patterns to handle
149 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
151 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
153 * config/xtensa/xtensa-protos.h
154 (xtensa_use_return_instruction_p): New prototype.
155 * config/xtensa/xtensa.c (xtensa_current_frame_size,
156 xtensa_callee_save_size): Remove.
157 (struct machine_function): Add new fields: current_frame_size,
158 callee_save_size, frame_laid_out and epilogue_done.
159 (compute_frame_size, xtensa_expand_prologue,
160 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
161 cfun->machine->callee_save_size and xtensa_current_frame_size
162 with cfun->machine->current_frame_size.
163 (compute_frame_size): Update cfun->machine->frame_laid_out and
164 don't update frame layout after reload completion.
165 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
166 instead of zeroing xtensa_current_frame_size.
167 (xtensa_use_return_instruction_p): New function.
168 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
170 (INITIAL_ELIMINATION_OFFSET): Use return value of
171 compute_frame_size instead of xtensa_current_frame_size value.
172 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
173 function xtensa_use_return_instruction_p instead of inline code.
175 2016-11-01 Jakub Jelinek <jakub@redhat.com>
177 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
178 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
179 * dwarf2out.c (rnglist_idx): New variable.
180 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
181 (DEBUG_RNGLISTS_SECTION): Define.
182 (ranges_base_label): New variable.
183 (size_of_die) <case dw_val_class_range_list>: If using
184 DW_FORM_rnglistx, count size of uleb128 of range list index.
185 (value_format) <case dw_val_class_range_list>: For
186 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
187 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
188 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
189 (add_ranges_num): Remove useless prototype. Don't multiply
190 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
191 for new fields added to dw_ranges struct.
192 (add_ranges): Add maybe_new_sec argument and pass it
193 through to add_ranges_num.
194 (note_rnglist_head): New function.
195 (add_ranges_by_labels): Pass true as maybe_new_sec to
196 add_ranges_num, call note_rnglist_head on the head of the list.
197 (output_ranges): Add function comment. Switch to
198 .debug_ranges section here and emit .Ldebug_ranges0 label.
199 (index_rnglists, output_rnglists): New functions.
200 (gen_subprogram_die): Formatting fixes.
201 (add_high_low_attributes): Don't divide offsets
202 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
203 first list element or when pointing into the middle of
204 a list. Pass true as second argument to add_ranges on the
205 first block fragment after cold/hot section switch.
206 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
207 section instead of .debug_ranges. Initialize
208 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
209 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
210 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
211 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
212 Call output_rnglists for -gdwarf-5.
213 (dwarf2out_c_finalize): Clear rnglist_idx.
215 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
217 * combine.c (simplify_compare_const): Add gcc_fallthrough.
219 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
220 Tamar Christina <tamar.christina@arm.com>
222 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
223 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
224 (vmaxnmq_f32): Likewise.
225 (vminnm_f32): Likewise.
226 (vminnmq_f32): Likewise.
227 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
229 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
232 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
234 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
235 binary floating point types supported by the hardware except for
237 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
238 vector instruction for optimizing extracting a SImode from a
239 V4SImode vector and converting it to floating point.
240 (vsx_xvcvuxwdp_df): Likewise.
241 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
242 registers to be any VSX register. Move stores to the end of the
244 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
245 to optimize extracting a SImode from a V4SImode vector and
246 converting it to a binary floating point type supported by the
247 hardware. Use the vector converts instead of extracting the
248 element, sign extending it, and then converting it to double.
249 Other floating point types than double first convert to double,
250 then the double is converted to that type.
251 (vsx_extract_si_<uns>float_<mode>): Likewise.
253 2016-10-31 Andrew Pinski <apinski@cavium.com>
255 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
256 Rewrite handling of part num to handle the case where
257 multiple implementers share the same part num.
259 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
260 Jakub Jelinek <jakub@redhat.com>
262 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
263 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
265 2016-10-31 Jakub Jelinek <jakub@redhat.com>
267 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
268 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
269 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
270 (is_cu_die, is_unit_die): Likewise.
271 (should_move_die_to_comdat, break_out_comdat_types): Adjust
272 comments for DWARF5 DW_UT_type units.
273 (output_compilation_unit_header): Add UT argument, output
274 start of DWARF5 .debug_info section header.
275 (output_comp_unit): Add dwo_id argument. Adjust
276 output_compilation_unit_header caller, for DW_UT_split_compile
277 emit dwo_id field, otherwise padding1. Emit padding2 field.
278 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
279 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
280 (output_skeleton_debug_sections): Add dwo_id argument, for
281 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
282 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
283 DW_UT_type or DW_UT_split_type units rather than .debug_types.
284 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
285 DW_TAG_compile_unit for skeleton unit die. Don't add
286 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
287 address to output_comp_unit and output_skeleton_debug_sections.
289 * dwarf2out.c (debug_line_str_section): New variable.
290 (debug_line_str_hash): Likewise.
291 (DEBUG_LINE_STR_SECTION): Define.
292 (set_indirect_string): Handle DW_FORM_line_strp like
294 (find_string_form): Fix up formatting.
295 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
297 (output_die): Handle DW_FORM_line_strp.
298 (DWARF5_USE_DEBUG_LINE_STR): Define.
299 (output_line_string): New function.
300 (output_file_names): Add -gdwarf-5 support.
301 (output_line_info): Likewise.
302 (init_sections_and_labels): Initialize debug_line_str_section.
303 (output_indirect_string): Change 2nd argument from void *
304 to enum dwarf_form form, compare with form rather than
306 (output_indirect_strings): Pass DW_FORM_strp to
307 output_indirect_string traversion.
308 (dwarf2out_finish): Output .debug_line_str strings.
309 (dwarf2out_c_finalize): Clear debug_line_str_section and
312 2016-10-31 Tom Tromey <tom@tromey.com>
315 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
316 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
317 DW_OP_GNU_push_tls_address case.
318 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
320 2016-10-31 Jakub Jelinek <jakub@redhat.com>
322 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
323 for frame_offset_rel bit.
324 (struct array_descr_info): Add rank field.
325 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
326 and placeholder_seen fields.
327 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
328 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
329 DW_OP_pick 1 into DW_OP_over.
330 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
331 gen_variant_part): Clear placeholder_{arg,seen}.
332 (loc_list_from_tree_1): Drop const from context argument.
333 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
334 (loc_list_for_address_of_addr_expr_of_indirect_ref,
335 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
337 (add_scalar_info): Drop const from context argument. Handle
338 context->placeholder_arg.
339 (add_bound_info): Drop const from context argument.
340 (gen_descr_array_type_die): Drop const from ctx variable.
341 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
342 attribute and use a single DW_TAG_generic_subrange instead of
343 7 DW_TAG_subrange_type for assumed rank arrays.
345 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
346 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
347 from bool to 1-bit uchar bitfield. Add num_assigned and
348 offset_emitted bitfields.
349 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
350 for dw_val_class_lineptr and dw_val_class_macptr. Handle
351 dw_val_class_loclistsptr.
352 (new_addr_loc_descr): Fix up formatting.
353 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
354 (add_AT_low_high_pc): Fix up formatting.
355 (add_AT_loclistsptr): New function.
356 (AT_lbl): Allow dw_val_class_loclistsptr.
357 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
358 Handle dw_val_class_loclistsptr.
359 (loc_list_idx): New variable.
360 (output_loclists_offsets, assign_location_list_indexes): New
362 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
363 add size_of_uleb128 of the index. Drop never used
364 dwarf_split_debug_info AT_index handling. Handle
365 dw_val_class_loclistsptr.
366 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
367 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
368 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
369 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
370 DW_FORM_loclistx indexes.
371 (output_attr_index_or_value): Fix up formatting. Don't handle
372 dw_val_class_loc_list here.
373 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
374 For dw_val_class_loc_list call output_loc_list_offset rather than
375 output_attr_index_or_value.
376 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
377 or .debug_loclists.dwo section name for debug_loc_section.
378 (resolve_addr_in_expr): Formatting fix.
379 (index_location_lists): Likewise.
380 (dwarf2out_finish): If there are any location lists, for
381 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
382 index_location_lists only if have_location_lists. Call
383 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
384 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
385 -gsplit-dwarf also emit offset table.
387 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
388 (size_of_die, value_format, output_die): Use
389 DW_FORM_data16 for 128-bit dw_val_class_const_double or
390 dw_val_class_wide_int.
392 * dwarf2out.c (dwarf_op): Renamed to ...
393 (dwarf_OP): ... this.
394 (convert_descriptor_to_mode, scompare_loc_descriptor,
395 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
396 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
398 (dwarf_AT, dwarf_TAG): New functions.
399 (check_die): Disallow DW_AT_call_all_calls next to
400 DW_AT_GNU_all_call_sites.
401 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
402 and attributes instead of the corresponding GNU tag and attributes.
403 (gen_subprogram_die): Likewise. Emit call site information even
404 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
405 DW_AT_defaulted in comment.
406 (resolve_addr): Handle DW_AT_call_origin attribute on
407 DW_TAG_call_site DIE like DW_AT_abstract_origin on
408 DW_TAG_GNU_call_site DIE.
410 * dwarf2out.c (dwarf_op): New function.
411 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
412 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
413 (output_loc_operands, output_loc_operands_raw): Likewise.
414 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
415 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
416 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
417 if dwarf_version < 5.
418 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
420 (scompare_loc_descriptor, ucompare_loc_descriptor,
421 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
422 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
423 optimize_location_into_implicit_ptr): Likewise. Only punt for
424 !dwarf_strict if dwarf_version < 5.
425 (string_cst_pool_decl): Adjust comment.
426 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
428 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
429 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
430 (struct dw_val_node): Add val_file_implicit field.
431 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
432 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
433 output_die): Handle dw_val_class_const_implicit,
434 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
435 (abbrev_die_table): Change into va_gc vec.
436 (abbrev_die_table_allocated, abbrev_die_table_in_use,
437 ABBREV_DIE_TABLE_INCREMENT): Remove.
438 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
439 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
441 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
442 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
444 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
446 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
448 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
450 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
451 unit. Call optimize_abbrev_table.
452 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
453 abbrev_die_table being a va_gc vec.
455 PR tree-optimization/77860
456 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
457 also integral complex and vector constants.
459 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
460 optimize_macinfo_range, save_macinfo_strings): Replace
461 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
462 (output_macinfo): Likewise. Emit .debug_macro* rather than
463 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
464 (init_sections_and_labels): Use .debug_macro* labels rather than
465 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
466 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
467 or DW_AT_GNU_macros for -gdwarf-5.
469 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
471 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
473 2016-09-11 Le-Chun Wu <lcwu@google.com>
474 Mark Wielaard <mjw@redhat.com>
476 * common.opt (Wshadow=global): New option. Default for -Wshadow.
477 (Wshadow=local): New option.
478 (Wshadow-local): Hidden alias for -Wshadow=local.
479 (Wshadow=compatible-local): New option.
480 (Wshadow-compatible-local): Hidden alias for
481 -Wshadow=compatible-local.
482 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
483 Wshadow=compatible-local.
485 2016-10-31 Bin Cheng <bin.cheng@arm.com>
487 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
488 Check slp defs for COND_EXPR by swapping/inverting operands if the
489 new parameter SWAP indicates so.
490 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
491 is isomorphic to the first stmt via swapping/inverting. Store swap
492 information in the new parameter SWAP.
493 (vect_build_slp_tree): New local array SWAP and pass it to function
494 vect_build_slp_tree_1. Cleanup result handling code for function
495 call to vect_get_and_check_slp_defs. Skip operand swapping if the
496 order of operands has been fixed as indicated by SWAP[i].
498 2016-10-31 Bin Cheng <bin.cheng@arm.com>
500 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
501 unnecessary data dependence check after visited store stmt.
503 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
505 PR tree-optimization/71915
506 PR tree-optimization/71490
507 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
509 (find_basis_for_base_expr): Require stride types to match when
511 (alloc_cand_and_find_basis): Record the stride type.
512 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
513 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
514 the expressions having those types.
515 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
516 (create_mul_ssa_cand): Likewise.
517 (create_mul_imm_cand): Likewise.
518 (create_add_ssa_cand): Likewise.
519 (create_add_imm_cand): Likewise.
520 (legal_cast_p_1): Change interface to accept types rather than the
521 expressions having those types.
522 (legal_cast_p): Pass types to legal_cast_p_1.
523 (slsr_process_cast): Pass stride type to
524 alloc_cand_and_find_basis.
525 (slsr_process_copy): Likewise.
526 (dump_candidate): Display stride type when a cast exists.
527 (create_add_on_incoming_edge): Introduce a cast when necessary for
529 (analyze_increments): Change the code checking for invalid casts
530 to rely on the stride type, and update the documentation and
531 example. Change the code checking for pointer multiplies to rely
533 (insert_initializers): Introduce a cast when necessary for the
534 stride type. Use the stride type for the type of the initializer.
536 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
538 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
540 2016-10-29 Jakub Jelinek <jakub@redhat.com>
542 PR rtl-optimization/77919
543 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
544 into memory if both modes are complex and their inner modes have the
545 same precision. If the two modes are different complex modes, convert
546 each part separately and generate a new CONCAT.
548 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
550 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
552 2016-10-29 Jakub Jelinek <jakub@redhat.com>
555 * gimple-ssa-store-merging.c
556 (imm_store_chain_info::output_merged_store): Use build_aligned_type
557 instead of SET_TYPE_ALIGN on shared integral type.
559 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
561 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
562 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
565 2016-10-28 Jeff Law <law@redhat.com>
567 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
568 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
570 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
572 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
574 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
576 * target.def (min_arithmetic_precision): New hook.
577 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
578 * doc/tm.texi: Regenerate.
579 * internal-fn.c (expand_arith_overflow): Adjust handling of target
580 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
581 * targhooks.c (default_min_arithmetic_precision): New function.
582 * targhooks.h (default_min_arithmetic_precision): Declare.
583 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
584 (sparc_min_arithmetic_precision): New function.
586 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
589 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
590 Swap commutative operands in new RTL if needed. Handle zero_ext
592 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
595 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
596 Kugan Vivekanandarajah <kuganv@linaro.org>
597 Jim Wilson <jim.wilson@linaro.org>
599 PR tree-optimization/43721
600 * target.def: New hook expand_divmod_libfunc.
601 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
602 * doc/tm.texi: Regenerate.
603 * internal-fn.def: Add new entry for DIVMOD ifn.
604 * internal-fn.c (expand_DIVMOD): New.
605 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
607 (widen_mul_stats): Add new field divmod_calls_inserted.
608 (target_supports_divmod_p): New.
609 (divmod_candidate_p): Likewise.
610 (convert_to_divmod): Likewise.
611 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
612 renumber_gimple_stmt_uids at beginning of function. Call
613 convert_to_divmod and record stats for divmod.
614 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
615 TARGET_EXPAND_DIVMOD_LIBFUNC.
616 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
619 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
620 Segher Boessenkool <segher@kernel.crashing.org>
622 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
623 swapping the arms of the branch.
624 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
625 sequence for the generic signed-signed-signed case.
627 2016-10-28 Jeff Law <law@redhat.com>
629 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
631 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
633 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
635 PR rtl-optimization/78029
636 * function.c (prologue_contains, epilogue_contains): New functions.
637 (record_prologue_seq, record_epilogue_seq): New functions.
638 * function.h (prologue_contains, epilogue_contains,
639 record_prologue_seq, record_epilogue_seq): New declarations.
640 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
641 mixing prologue and epilogue insns.
642 (init_deps): Initialize the new fields in struct deps_desc.
643 * sched-int.h (struct deps_desc): New fields last_prologue,
644 last_epilogue, and last_logue_was_epilogue.
645 * shrink-wrap.c (emit_common_heads_for_components): Record all
646 emitted prologue and epilogue insns.
647 (emit_common_tails_for_components): Ditto.
648 (insert_prologue_epilogue_for_components): Ditto.
650 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
653 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
654 * common.opt (fstore-merging): New Optimization option.
655 * opts.c (default_options_table): Add entry for
656 OPT_ftree_store_merging.
657 * fold-const.h (can_native_encode_type_p): Declare prototype.
658 * fold-const.c (can_native_encode_type_p): Define.
659 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
660 (PARAM_MAX_STORES_TO_MERGE): Likewise.
661 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
662 * passes.def: Insert pass_tree_store_merging.
663 * tree-pass.h (make_pass_store_merging): Declare extern
665 * gimple-ssa-store-merging.c: New file.
666 * doc/invoke.texi (Optimization Options): Document
668 (--param documentation): Document store-merging-allow-unaligned
669 and max-stores-to-merge.
671 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
674 * gimplify.c (gimplify_init_constructor): Move emit of constructor
675 assignment to earlier in the if/else logic.
677 2016-10-28 Richard Biener <rguenther@suse.de>
681 * fold-const.c (make_bit_field_ref): Only adjust alias set
682 when the original alias set was zero.
684 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
686 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
687 (s390_adjust_loops): New function.
688 (s390_reorg): Invoke s390_adjust_loops.
689 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
690 ("osc_break"): New insn definition.
692 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
694 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
695 * config.gcc: Support alternate archXX cpu levels with
696 --with-arch= and --with-tune=.
697 * config/s390/linux.h: Translate new archXX cpu levels to the
698 original names when calling GAS.
699 * config/s390/tpf.h: Likewise.
700 * doc/invoke.texi: Document the alternate cpu level names.
702 2016-10-28 Jakub Jelinek <jakub@redhat.com>
704 PR rtl-optimization/77919
705 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
706 MEM if mode1 is not a complex mode.
708 PR rtl-optimization/78132
709 * ree.c (combine_reaching_defs): Give up if copy_needed and
710 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
712 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
714 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
716 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
718 * config/rs6000/constraints.md (wH constraint): Add new
719 constraints for allowing 32-bit integers (and eventually 8/16-bit
720 integers) into the vector registers.
721 (wI constraint): Likewise.
722 (wJ constraint): Likewise.
723 (wK constraint): Likewise.
724 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
725 -mvsx-small-integer as a default option for ISA 2.07
727 (POWERPC_MASKS): Likewise.
728 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
729 switch to turn off small integer support in vector registers.
730 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
731 test for -mupper-regs-di, since it is already done with the
732 reg_add[mode].scalar_in_vsx_p. Add support for the switch
734 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
736 (rs6000_setup_reg_addr_masks): Likewise.
737 (rs6000_init_hard_regno_mode_ok): Likewise.
738 (rs6000_option_override_internal): Add consistency checks for
740 (rs6000_secondary_reload_simple_move): SImode is a simple move if
742 (rs6000_secondary_reload): Use std::swap.
743 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
744 VSX_REGS for small integers in vector registers, since there is no
745 D-FORM address mode for such types.
746 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
747 (rs6000_opt_masks): Add -mvsx-small-integer.
748 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
750 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
751 extracts can be done on ISA 2.07.
752 (vsx_extract_<mode>): Add support for small integers in vsx
754 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
755 longer support V4SImode in this pattern.
756 (vsx_extract_si): New insn to support extraction of SImode in ISA
757 2.07 using either xxextractuw or vspltw.
758 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
759 longer support V4SImode in this pattern.
760 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
761 wJ, and wK constraints.
762 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
763 storing SDmode with VSX instructions.
764 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
765 GPR load and before the FPR and VSX loads. Remove ??, ! from the
766 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
767 small integers in vector registers.
768 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
769 load and before the FPR and VSX loads. Remove ??, ! from the
770 constraints. Add VEXTSW2D support for small integers in vector
772 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
773 integers in vector registers.
774 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
775 move instead of using an UNSPEC.
776 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
777 integers in vector registers.
778 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
779 move instead of using an UNSPEC.
780 (movsi_internal1): Add support for -mvsx-small-integer. Align
781 columns so that it is more readable.
782 (SImode splitter for ISA 3.0 constants): Add splitter for
783 -128..127 constants that can easily be constructed on ISA 3.0.
784 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
787 2016-10-27 Jakub Jelinek <jakub@redhat.com>
790 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
793 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
795 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
796 PIC_OFFSET_TABLE_REGNUM twice.
798 2016-10-27 Bin Cheng <bin.cheng@arm.com>
800 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
801 support for constant operand for OP.
803 2016-10-27 Jakub Jelinek <jakub@redhat.com>
805 * dwarf2out.c (gen_member_die): Only reparent_child instead of
806 splice_child_die if child doesn't have DW_AT_specification attribute.
808 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
810 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
811 (TARGET_HAVE_LDREXBH): Likewise.
812 (TARGET_HAVE_LDACQ): Likewise.
814 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
816 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
817 logic to to decide whether to copy over old value to register for new
819 * config/arm/sync.md: Add comments explaning why mode and code
820 attribute are not defined in iterators.md
821 (thumb1_atomic_op_str): New code attribute.
822 (thumb1_atomic_newop_str): Likewise.
823 (thumb1_atomic_fetch_op_str): Likewise.
824 (thumb1_atomic_fetch_newop_str): Likewise.
825 (thumb1_atomic_fetch_oldop_str): Likewise.
826 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
827 mirror the more restrictive constraints of the Thumb-1 insns after
828 split compared to Thumb-2 counterpart insns.
829 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
830 in sync with non atomic version.
831 (atomic_nand<mode>): Likewise.
832 (atomic_fetch_<sync_optab><mode>): Likewise.
833 (atomic_fetch_nand<mode>): Likewise.
834 (atomic_<sync_optab>_fetch<mode>): Likewise.
835 (atomic_nand_fetch<mode>): Likewise.
836 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
837 in sync with atomic version.
838 (thumb1_subsi3_insn): Likewise.
839 (thumb1_andsi3_insn): Likewise.
840 (thumb1_iorsi3_insn): Likewise.
841 (thumb1_xorsi3_insn): Likewise.
843 2016-10-27 Nick Clifton <nickc@redhat.com>
845 * plugin.c (register_plugin_info): Produce an error message if the
846 plugin is not found in the hash table.
848 2016-10-27 Bin Cheng <bin.cheng@arm.com>
850 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
853 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
856 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
857 define builtin functions from the bdesc_spe_predicates or
858 bdesc_spe_evsel arrays if the builtin mask is not compatible with
859 the current compiler configuration.
860 (paired_init_builtins): Modify loop to not define define builtin
861 functions from the bdesc_paried_preds array if the builtin mask is
862 not compatible with the current compiler configuration.
863 (altivec_init_builtins): Modify loops to not define the
864 __builtin_altivec_stxvl function nor the builtin functions from
865 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
866 builtin mask is not compatible with the current compiler
869 2016-10-26 Jeff Law <law@redhat.com>
871 * config/sh/sh.c (output_branch): Add missing fallthru comments.
872 (gen_shl_and): Likewise.
873 * config/sh/sh.md (movsicc): Add missing fallthru comments.
875 * config/mips/mips.c (mips16_constant_cost): Add missing
877 (mips16_build_call_stub): Increase buffer size. Adjust
880 2016-10-26 David Malcolm <dmalcolm@redhat.com>
882 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
883 INSN_UIDs for all insns in compact mode.
884 (rtx_writer::print_rtx): Likewise.
885 * print-rtl.h (rtx_writer::flag_compact): Update comment.
886 * rtl-tests.c (selftest::test_dumping_insns): Update expected
887 output to include INSN_UID.
888 (selftest::test_uncond_jump): Likewise.
890 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
892 * haifa-sched.c (call_used_regs_num): Rename to...
893 (call_saved_regs_num): ...this.
894 (fixed_regs_num): New variable.
895 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
897 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
899 2016-10-26 David Malcolm <dmalcolm@redhat.com>
901 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
903 * print-rtl.c (outfile): Delete global.
904 (sawclose): Likewise.
906 (in_call_function_usage): Likewise.
907 (flag_compact): Likewise.
908 (flag_simple): Likewise.
909 (rtx_writer::rtx_writer): New ctor.
910 (print_rtx_operand_code_0): Convert to...
911 (rtx_writer::print_rtx_operand_code_0): ...this.
912 (print_rtx_operand_code_e): Convert to...
913 (rtx_writer::print_rtx_operand_code_e): ...this.
914 (print_rtx_operand_codes_E_and_V): Convert to...
915 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
916 (print_rtx_operand_code_i): Convert to...
917 (rtx_writer::print_rtx_operand_code_i): ...this.
918 (print_rtx_operand_code_r): Convert to...
919 (rtx_writer::print_rtx_operand_code_r): ...this.
920 (print_rtx_operand_code_u): Convert to...
921 (rtx_writer::print_rtx_operand_code_u): ...this.
922 (print_rtx_operand): Convert to...
923 (rtx_writer::print_rtx_operand): ...this.
924 (print_rtx): Convert to...
925 (rtx_writer::print_rtx): ...this.
926 (print_inline_rtx): Rewrite in terms of class rtx_writer.
927 (debug_rtx): Likewise.
928 (print_rtl): Convert to...
929 (rtx_writer::print_rtl): ...this.
930 (print_rtl): Reimplement in terms of class rtx_writer.
931 (print_rtl_single): Rewrite in terms of class rtx_writer.
932 (print_rtl_single_with_indent): Convert to..
933 (rtx_writer::print_rtl_single_with_indent): ...this.
934 (print_simple_rtl): Rewrite in terms of class rtx_writer.
935 * print-rtl.h (flag_compact): Delete decl.
936 (class rtx_writer): New class.
937 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
940 2016-10-26 Jeff Law <law@redhat.com>
942 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
945 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
946 (check_if_valid_sleep_operand): Add missing fallthru comment.
947 (arc_register_move_cost): Increase buffer size.
948 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
950 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
952 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
953 comment. Add gcc_unreachable for path that should never happen.
955 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
958 2016-10-26 Jakub Jelinek <jakub@redhat.com>
959 Martin Liska <mliska@suse.cz>
962 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
963 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
964 on outer context if any.
966 2016-10-26 Jakub Jelinek <jakub@redhat.com>
968 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
969 by increment rather than double it.
970 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
971 emit a space before args[4].
972 (END): Don't emit a space before with_arg.
974 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
976 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
977 Baseline only alternatives to (i) hold store atomic success value in a
978 return register rather than a scratch register, (ii) use a low register
979 for it and to (iii) ensure the cbranchsi insn generated by the split
980 respect the constraints of Thumb-1 cbranchsi4_insn and
982 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
983 constraints must match those in atomic_compare_and_swap.
984 (cbranchsi4_scratch): Likewise.
986 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
988 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
989 variable. Add the new parameter to the insn generator. Set that
990 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
991 return value from the negation of that parameter for Thumb-1, keeping
992 the logic unchanged otherwise except for using bdst as the destination
993 register of the compare_and_swap insn.
994 (arm_split_compare_and_swap): Add explanation about how is the value
995 returned to the function comment. Rename scratch variable to
996 neg_bval. Adapt initialization of variables holding operands to the
997 new operand numbers. Use return register to hold result of store
998 exclusive for Thumb-1, scratch register otherwise. Construct the
999 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
1000 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
1001 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
1002 for strongly ordered compare_and_swap.
1003 * config/arm/predicates.md (cc_register_operand): New predicate.
1004 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
1005 match_operand with the new predicate to accept either the CC flag or a
1006 destination register for the boolean return value, restricting it to
1007 CC flag only via constraint. Adapt operand numbers accordingly.
1009 2016-10-26 Jeff Law <law@redhat.com>
1011 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
1013 * config/frv/frv.c (comparison_string): Do not fall through after
1016 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
1018 (expand_one_builtin): Add missing break.
1020 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
1021 (m32c_legitimate_address_p): Likewise.
1023 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
1025 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
1027 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
1030 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
1033 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
1035 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
1037 (rl78_asm_ctor_dtor): Increase buffer size.
1039 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
1041 (xstormy16_asm_output_constructor): Likewise.
1043 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
1046 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
1047 comment to silence warning.
1049 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
1050 (spu_legitimate_address_p): Fix logic error and add missing fallthru
1053 2016-10-26 Michael Matz <matz@suse.de>
1055 PR tree-optimization/78060
1056 PR tree-optimization/78061
1057 PR tree-optimization/78088
1058 * tree-ssa-loop-split.c (easy_exit_values): New function.
1059 (tree_ssa_split_loops): Use it.
1060 (compute_new_first_bound): Change order of operations,
1061 fix invalid use of types.
1063 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
1065 gen-pass-instances.awk is sensitive to the order in which
1066 passes are added; passes that appear later have to be added first.
1070 * config/avr/avr-passes.def: Swap order of directives for
1071 gen-pass-instances.awk.
1073 2016-10-25 Jeff Law <law@redhat.com>
1075 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
1076 (vax_notice_update_cc): Likewise.
1078 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
1080 * config.gcc (sparc*-*-solaris2*): Adjust.
1081 (sparc64-*-linux*): Likewise.
1082 * config/sparc/default-64.h: Rename to...
1083 * config/sparc/default64.h: ...this.
1084 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
1086 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
1087 * config/sparc/sparc.h: Minor tweaks.
1088 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
1089 TARGET_ARCH32 throughout. Minor various tweaks throughout.
1091 2016-10-25 David Malcolm <dmalcolm@redhat.com>
1093 * input.c (fcache::file_patch): Add comment about lifetime.
1094 (selftest::cpp_reader_ptr): New class.
1095 (selftest::lexer_test): Convert m_parser from cpp_reader *
1096 to a cpp_reader_ptr, and move m_tempfile to after it.
1097 (selftest::lexer_test::lexer_test): Update for above reordering.
1098 (lexer_test::~lexer_test): Move cleanup of m_parser to
1099 cpp_reader_ptr's dtor.
1101 2016-10-25 David Malcolm <dmalcolm@redhat.com>
1103 * toplev.c (toplev::main): Remove call to
1104 location_adhoc_data_fini.
1106 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
1108 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
1109 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
1111 2016-10-25 David Malcolm <dmalcolm@redhat.com>
1113 * ggc-tests.c (forcibly_ggc_collect): Rename to...
1114 (selftest::forcibly_ggc_collect): ...this, and remove "static".
1115 (test_basic_struct): Update for above renaming.
1116 (test_length): Likewise.
1117 (test_union): Likewise.
1118 (test_finalization): Likewise.
1119 (test_deletable_global): Likewise.
1120 (test_inheritance): Likewise.
1121 (test_chain_next): Likewise.
1122 (test_user_struct): Likewise.
1123 (test_tree_marking): Likewise.
1124 * selftest-run-tests.c (selftest::run_tests): Call
1125 selftest::forcibly_ggc_collect at the end of the selftests.
1126 * selftest.h (selftest::forcibly_ggc_collect): New decl.
1128 2016-10-25 Jakub Jelinek <jakub@redhat.com>
1131 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
1132 * optabs.c (expand_vec_cond_expr): For comparison codes
1133 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
1134 (expand_vec_cmp_expr): For comparison codes
1135 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
1136 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
1137 Add enum tree_code argument.
1138 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
1140 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
1141 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
1143 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
1144 NE_EXPR, attempt to use vcondeq_optab as fallback.
1145 * tree-vect-generic.c (expand_vector_comparison,
1146 expand_vector_divmod, expand_vector_condition): Adjust
1147 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
1148 * tree-vect-stmts.c (vectorizable_condition,
1149 vectorizable_comparison): Likewise.
1150 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
1151 check_bool_pattern, search_type_for_mask_1): Likewise.
1152 * expr.c (do_store_flag): Likewise.
1153 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
1154 @code{vcondeq@var{m}@var{n}}): Document.
1155 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
1158 2016-10-25 Jeff Law <law@redhat.com>
1160 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
1162 (v850_output_aligned_bss): Add missing break.
1164 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
1166 2016-10-25 Martin Liska <mliska@suse.cz>
1169 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
1170 statements as they can also contain possibly a freeing call.
1172 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
1173 Martin Liska <mliska@suse.cz>
1176 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
1177 * ipa-icf.c (sem_function::get_hash): Add target optimization
1180 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
1183 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
1184 Remove partial overlap check for shift by 1.
1185 (ashldi3_neon): Likewise.
1187 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1189 * config/arm/constraints.md (Q constraint): Document its use for
1191 (Pf constraint): New constraint for relaxed, consume or relaxed memory
1193 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
1194 alternatives to allow any register when memory model matches Pf and
1195 thus lda is used, but only low registers otherwise. Use unpredicated
1196 output template for Thumb-1 targets.
1197 (atomic_store<mode>): Likewise for stl.
1198 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
1199 whose output template does not have predication.
1200 (arm_load_acquire_exclusive<mode>): Likewise.
1201 (arm_load_exclusivesi): Likewise.
1202 (arm_load_acquire_exclusivesi): Likewise.
1203 (arm_store_release_exclusive<mode>): Likewise.
1204 (arm_store_exclusive<mode>): Use unpredicated output template for
1207 2016-10-25 Jakub Jelinek <jakub@redhat.com>
1209 * internal-fn.def (LAUNDER): New internal function.
1210 * internal-fn.c (expand_LAUNDER): New function.
1212 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
1213 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1215 New avr target pass to work around performance loss by PR fix.
1219 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
1220 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
1221 * config/avr/predicates.md (extend_operator): New.
1222 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
1223 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
1224 (make_avr_pass_casesi): New prototypes.
1225 * config/avr/avr.c (print-rtl.h): Include it.
1226 (pass_data avr_pass_data_casesi): Data for new pass.
1227 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
1228 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
1229 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
1230 (avr_optimize_casesi): New functions.
1232 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
1233 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1237 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
1239 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1241 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
1242 DW_AT_rvalue_reference attributes.
1244 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
1246 * doc/invoke.text (Wint-in-bool-context): Update documentation.
1247 * value-prof.c (stringop_block_profile): Fix a warning.
1249 2016-10-24 Martin Sebor <msebor@redhat.com>
1252 * builtins.c (string_length): New function.
1253 (c_strlen): Use string_length. Correctly handle wide strings.
1254 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
1256 (target_int_max): Call target_max_value.
1257 (format_result::knownrange): New data member.
1258 (fmtresult::fmtresult): Define default constructor.
1259 (format_integer): Use it and set format_result::knownrange.
1260 Handle global constants.
1261 (format_floating_max): Add third argument.
1262 (format_floating): Recompute maximum value for %a for each argument.
1263 (get_string_length): Use fmtresult default ctor.
1264 (format_string): Set format_result::knownrange.
1265 (format_directive): Check format_result::knownrange.
1266 (add_bytes): Same. Correct caret placement in diagnostics.
1267 (pass_sprintf_length::compute_format_length): Set
1268 format_result::knownrange.
1269 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
1271 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1273 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
1274 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
1276 2016-10-24 Ximin Luo <infinity0@pwned.gg>
1279 * dwarf2out.c (file_table_relative_p): Remove.
1280 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
1281 also for absolute paths.
1282 * doc/tm.texi: Update.
1283 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
1284 * target.def (force_at_comp_dir): Remove hook.
1285 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
1287 2016-10-24 Richard Biener <rguenther@suse.de>
1289 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
1290 backedges when identifying the single predecessor to take
1291 conditional info from. Use SCEV to get at ranges for loop IVs.
1292 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
1293 avoid false warning.
1295 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
1298 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
1299 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
1300 (avr_address_tiny_absdata_p): New static function.
1301 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
1302 it to determine validity of constant addresses.
1303 (avr_attribute_table) [absdata]: New variable attribute...
1304 (avr_handle_absdata_attribute): ...and handler.
1305 (avr_decl_absdata_p): New static function.
1306 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
1307 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
1308 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
1310 2016-10-24 Richard Biener <rguenther@suse.de>
1312 PR tree-optimization/78076
1313 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
1314 also on the loop tree root.
1316 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1318 * config/i386/i386.c (ix86_fold_builtin): Handle
1319 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
1320 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
1321 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
1322 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
1324 2016-10-24 Martin Liska <mliska@suse.cz>
1327 * opts.c (finish_options): Skip conditionally.
1329 2016-10-23 Martin Sebor <msebor@redhat.com>
1332 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
1333 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
1335 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1337 * config/sparc/sparc.md (cpu_feature): Minor tweak.
1338 (enabled): Likewise.
1339 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
1340 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
1341 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
1342 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
1343 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
1344 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
1346 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1348 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
1349 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
1351 2016-10-21 Andrew Pinski <apinski@cavium.com>
1353 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
1355 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
1356 implementer_id to unsigned char.
1357 Change part_no to unsigned int.
1358 (AARCH64_BIG_LITTLE): New define.
1359 (INVALID_IMP): New define.
1360 (INVALID_CORE): New define.
1361 (cpu_data): Change the last element's implementer_id and part_no to
1363 (valid_bL_string_p): Rewrite to ..
1364 (valid_bL_core_p): this for integers instead of strings.
1365 (parse_field): New function.
1366 (contains_string_p): Rewrite to ...
1367 (contains_core_p): this for integers and only for the part_no.
1368 (host_detect_local_cpu): Rewrite handling of implementation and
1369 par num to be integers; simplifying the code.
1371 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1373 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
1374 value range for pointers in more cases.
1376 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
1378 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
1379 Add extra argument to allow emitting the move immediate.
1380 Use add/sub with positive immediate.
1381 (aarch64_add_constant): Add inline function.
1382 (aarch64_add_sp): Likewise.
1383 (aarch64_sub_sp): Likewise.
1384 (aarch64_expand_prologue): Call aarch64_sub_sp.
1385 (aarch64_expand_epilogue): Call aarch64_add_sp.
1386 Decide when to leave out move.
1387 (aarch64_output_mi_thunk): Call aarch64_add_constant.
1389 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
1391 * config/aarch64/aarch64.c (aarch64_layout_frame):
1392 Align FP callee-saves.
1394 2016-10-21 Jakub Jelinek <jakub@redhat.com>
1396 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
1397 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
1399 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
1400 _rdseed64_step): Likewise.
1401 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
1404 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
1405 and tree-ssanames.h.
1406 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
1407 with INTEGER_CST argument.
1408 (ix86_gimple_fold_builtin): New function.
1409 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
1411 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
1412 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
1413 (ranges_table_allocated, ranges_table_in_use,
1414 ranges_by_label_allocated, ranges_by_label_in_use,
1415 RANGES_TABLE_INCREMENT): Removed.
1416 (add_ranges_num): Use vec_safe_push into ranges_table.
1417 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
1418 (output_ranges): Adjust for ranges_table and ranges_by_label
1419 conversion from arrays to vec.
1420 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
1421 conversion from arrays to vec.
1422 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
1423 ranges_table_in_use, ranges_by_label_allocated and
1424 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
1426 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
1427 if needed. Re-add origin_die variable and its initialization.
1429 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
1430 even for -fstack-reuse=none, or for volatile vars etc.
1432 2016-10-21 David Malcolm <dmalcolm@redhat.com>
1434 * print-rtl-function.c (flag_compact): Move extern decl to...
1435 * print-rtl.h (flag_compact): ...here.
1436 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
1437 (ASSERT_RTL_DUMP_EQ): New macro.
1438 (selftest::test_dumping_regs): New function.
1439 (selftest::test_dumping_insns): New function.
1440 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
1442 (selftest::rtl_tests_c_tests): Call the new test functions.
1444 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1446 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
1447 (outgoing_edges_match): Likewise.
1448 (try_crossjump_to_edge): Likewise.
1449 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
1450 (rtl_tidy_fallthru_edge): Likewise.
1451 * rtl.h (tablejump_p): Adjust prototype.
1452 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
1454 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1456 * rtl.h (label_ref_label): New function.
1457 (set_label_ref_label): New function.
1458 (LABEL_REF_LABEL): Delete.
1459 * alias.c (rtx_equal_for_memref_p): Adjust.
1460 * cfgbuild.c (make_edges): Likewise.
1461 (purge_dead_tablejump_edges): Likewise.
1462 * cfgexpand.c (convert_debug_memory_address): Likewise.
1463 * cfgrtl.c (patch_jump_insn): Likewise.
1464 * combine.c (distribute_notes): Likewise.
1465 * cse.c (hash_rtx_cb): Likewise.
1466 (exp_equiv_p): Likewise.
1467 (fold_rtx): Likewise.
1468 (check_for_label_ref): Likewise.
1469 * cselib.c (rtx_equal_for_cselib_1): Likewise.
1470 (cselib_hash_rtx): Likewise.
1471 * emit-rtl.c (mark_label_nuses): Likewise.
1472 * explow.c (convert_memory_address_addr_space_1): Likewise.
1473 * final.c (output_asm_label): Likewise.
1474 (output_addr_const): Likewise.
1475 * gcse.c (add_label_notes): Likewise.
1476 * genconfig.c (walk_insn_part): Likewise.
1477 * genrecog.c (validate_pattern): Likewise.
1478 * ifcvt.c (cond_exec_get_condition): Likewise.
1479 (noce_emit_store_flag): Likewise.
1480 (noce_get_alt_condition): Likewise.
1481 (noce_get_condition): Likewise.
1482 * jump.c (maybe_propagate_label_ref): Likewise.
1483 (mark_jump_label_1): Likewise.
1484 (redirect_exp_1): Likewise.
1485 (rtx_renumbered_equal_p): Likewise.
1486 * lra-constraints.c (operands_match_p): Likewise.
1487 * print-rtl.c (print_value): Likewise.
1488 * reload.c (find_reloads): Likewise.
1489 * reload1.c (set_label_offsets): Likewise.
1490 * reorg.c (get_branch_condition): Likewise.
1491 * rtl-tests.c (test_uncond_jump): Likewise.
1492 * rtl.c (rtx_equal_p_cb): Likewise.
1493 (rtx_equal_p): Likewise.
1494 * rtlanal.c (reg_mentioned_p): Likewise.
1495 (rtx_referenced_p): Likewise.
1496 (get_condition): Likewise.
1497 * varasm.c (const_hash_1): Likewise.
1498 (compare_constant): Likewise.
1499 (const_rtx_hash_1): Likewise.
1500 (output_constant_pool_1): Likewise.
1502 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1505 * reload.c (find_valid_class_1): Allow regclass if atleast one
1506 regno in regclass is ok. Compute and use rclass size based on
1507 actually available regnos for mode in rclass.
1509 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
1511 * config/sparc/sparc-modes.def (CCV): New.
1513 * config/sparc/predicates.md (v_comparison_operator): New.
1514 (icc_comparison_operator): Add support for CCV/CCXV.
1515 (xcc_comparison_operator): Likewise.
1516 * config/sparc/sparc.c (output_cbranch): Likewise.
1517 (sparc_print_operand): Likewise.
1518 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
1519 (uaddvdi4): New expander.
1520 (addvdi4): Likewise.
1521 (uaddvdi4_sp32): New instruction.
1522 (addvdi4_sp32): Likewise.
1523 (uaddvsi4): New expander.
1524 (addvsi4): Likewise.
1525 (cmp_ccc_plus_sltu_set): New instruction.
1526 (cmp_ccv_plus): Likewise.
1527 (cmp_ccxv_plus): Likewise.
1528 (cmp_ccv_plus_set): Likewise.
1529 (cmp_ccxv_plus_set): Likewise.
1530 (cmp_ccv_plus_sltu_set): Likewise.
1531 (uaddvdi4): New expander.
1532 (subvdi4): Likewise.
1533 (usubdi4_sp32): New instruction.
1534 (subvdi4_sp32): Likewise.
1535 (usubvsi4): New expander.
1536 (subvsi4): Likewise.
1537 (cmpsi_minus_sltu_set): New instruction.
1538 (cmp_ccv_minus): Likewise.
1539 (cmp_ccxv_minus): Likewise.
1540 (cmp_ccv_minus_set): Likewise.
1541 (cmp_ccxv_minus_set): Likewise.
1542 (cmp_ccv_minus_sltu_set): Likewise.
1543 (unegvdi3): New expander.
1544 (negvdi3): Likewise.
1545 (unegdi3_sp32): New instruction.
1546 (negvdi3_sp32): Likewise.
1547 (unegvsi3): New expander.
1548 (negvsi3): Likewise.
1549 (cmp_ccc_neg_sltu_set): New instruction.
1550 (cmp_ccv_neg): Likewise.
1551 (cmp_ccxv_neg): Likewise.
1552 (cmp_ccv_neg_set): Likewise.
1553 (cmp_ccxv_neg_set): Likewise.
1554 (cmp_ccv_neg_sltu_set): Likewise.
1556 * tree-ssa-loop-split.c: Remove trailing spaces.
1557 * match.pd: Likewise.
1559 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1561 PR rtl-optimization/78038
1562 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
1563 be deduced to set REG through the RTL structure.
1564 (make_defs_and_copies_lists): Return false on a failing get_defs call.
1566 2016-10-21 Richard Biener <rguenther@suse.de>
1568 PR tree-optimization/78051
1569 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
1570 and mark replaced if folding did something.
1572 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
1574 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
1575 and "protected" in visibility types.
1576 (rs6000_xcoff_declare_function_name): Fix formatting.
1577 (rs6000_xcoff_declare_object_name): Fix formatting.
1579 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
1581 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
1582 and IX86_BUILTIN_HUGE_VALQ here ...
1583 (ix86_expand_builtin): ... not here.
1585 2016-10-20 Jakub Jelinek <jakub@redhat.com>
1587 * doc/gty.texi (for_user): Use @item next to @findex.
1589 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
1592 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
1593 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
1594 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
1595 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
1596 __builtin_ia32_lzcnt_u16.
1597 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
1598 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
1599 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
1600 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
1601 (bmi_tzcnt_<mode>): New expander.
1602 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1603 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
1604 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
1605 (lzcnt_<mode>): New expander.
1606 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1607 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
1608 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
1609 (UINT64_FTYPE_UINT64): New.
1610 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
1611 (__builtin_ia32_lzcnt_u16): New description.
1612 (__builtin_ia32_lzcnt_u32): Ditto.
1613 (__builtin_ia32_lzcnt_u64): Ditto.
1614 (__builtin_ctzs): Remove description.
1615 (__builtin_ia32_tzcnt_u16): New description.
1616 (__builtin_ia32_tzcnt_u32): Ditto.
1617 (__builtin_ia32_tzcnt_u64): Ditto.
1618 * config/i386/i386.c (ix86_expand_args_builtin): Handle
1619 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
1621 2016-10-20 Martin Liska <mliska@suse.cz>
1624 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
1625 comparison with STMT_UID_NOT_IN_RANGE.
1626 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
1629 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
1631 * compare-elim.c (conforming_compare): Accept UNSPECs.
1632 (find_comparison_dom_walker::before_dom_children): Deal with
1633 instructions both using and killing the flags register.
1634 (equivalent_reg_at_start): New function extracted from...
1635 (try_eliminate_compare): ...here. Use it and add support for
1636 registers and UNSPECs as second operand of the compare.
1637 * config/visium/visium-modes.def (CCV): New.
1638 * config/visium/predicates.md (visium_v_comparison_operator): New.
1639 (visium_branch_operator): Deal with CCV mode.
1640 * config/visium/visium.c (visium_select_cc_mode): Likewise.
1641 (output_cbranch): Likewise.
1642 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
1643 (uaddv<mode>4): New expander.
1644 (addv<mode>4): Likewise.
1645 (add<mode>3_insn_set_carry): New instruction.
1646 (add<mode>3_insn_set_overflow): Likewise.
1647 (addsi3_insn_set_overflow): Likewise.
1648 (usubv<mode>4): New expander.
1649 (subv<mode>4): Likewise.
1650 (sub<mode>3_insn_set_carry): New instruction.
1651 (sub<mode>3_insn_set_overflow): Likewise.
1652 (subsi3_insn_set_overflow): Likewise.
1653 (unegv<mode>3): New expander.
1654 (negv<mode>3): Likewise.
1655 (neg<mode>2_insn_set_overflow): New instruction.
1656 (addv_tst<mode>): Likewise.
1657 (subv_tst<mode>): Likewise.
1658 (negv_tst<mode>): Likewise.
1659 (cbranch<mode>4_addv_insn): New splitter and instruction.
1660 (cbranch<mode>4_subv_insn): Likewise.
1661 (cbranch<mode>4_negv_insn): Likewise.
1663 2016-10-20 Richard Biener <rguenther@suse.de>
1665 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
1666 Handle decls possibly not bound.
1667 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
1668 nothing_id for decls that might not be bound if we are interested
1670 (get_constraint_for_component_ref): Deal with that.
1672 2016-10-20 Michael Matz <matz@suse.de>
1675 * common.opt (-fsplit-loops): New flag.
1676 * passes.def (pass_loop_split): Add.
1677 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
1678 (enable_fdo_optimizations): Add loop splitting.
1679 * timevar.def (TV_LOOP_SPLIT): Add.
1680 * tree-pass.h (make_pass_loop_split): Declare.
1681 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
1682 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
1683 * tree-ssa-loop-split.c: New file.
1684 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
1685 * doc/invoke.texi (fsplit-loops): Document.
1686 * doc/passes.texi (Loop optimization): Add paragraph about loop
1689 2016-10-20 Richard Biener <rguenther@suse.de>
1691 * cgraphunit.c (analyze_functions): Set node->definition to
1692 false to signal symbol removal to debug_hooks->late_global_decl.
1693 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
1694 WPA signal symbol removal to the debuginfo machinery.
1695 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
1696 using early_finised to guard the we're called for symbol
1697 removal case look at the symtabs definition flag.
1698 (gen_variable_die): Remove redundant check.
1700 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1702 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
1704 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1706 PR tree-optimization/53979
1707 * match.pd ((a ^ b) | a -> a | b): New pattern.
1709 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
1711 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
1712 config/pa/pa64-hpux-lib.h.
1713 (PA_CRTBEGIN_HACK): Likewise.
1714 (DTOR_LIST_BEGIN): Likewise.
1716 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1718 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
1719 register only if "in" and "out" are different registers.
1721 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
1723 * omp-low.c (pass_oacc_device_lower::gate): New method.
1724 (execute): Always call execute_oacc_device_lower.
1726 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1728 PR tree-optimization/77916
1729 PR tree-optimization/77937
1730 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
1732 (insert_initializers): Requirement of initializer for -1 should be
1733 based on pointer-typedness of the candidate basis.
1735 2016-10-19 Bin Cheng <bin.cheng@arm.com>
1737 PR tree-optimization/78005
1738 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
1739 upper (included) bound for niters of prolog loop.
1740 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
1741 Compute niters of scalar loop above which vectorized loop is
1742 preferred, as well as the upper (included) bound for the niters.
1743 (vect_do_peeling): Record niter bound for loops accordingly.
1745 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
1748 * tree-core.h (enum tree_index): Put the complex types after their
1750 * tree-streamer.c (verify_common_node_recorded): New function.
1751 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
1753 2016-10-19 Martin Liska <mliska@suse.cz>
1755 * cgraph.h (cgraph_edge::binds_to_current_def_p):
1756 Replace NULL with false as a return value.
1758 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
1760 PR tree-optimization/78024
1761 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
1762 don't clear BB_VISITED after processing.
1764 2016-10-19 Richard Biener <rguenther@suse.de>
1766 * domwalk.c (dom_walker::walk): Use RPO order.
1768 2016-10-19 Richard Biener <rguenther@suse.de>
1770 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
1772 (evrp_dom_walker::~evrp_dom_walker): Free it.
1773 (evrp_dom_walker::stmts_to_remove): Add.
1774 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
1775 whose output we fully propagate for removal. Propagate
1776 into BB destination PHI arguments.
1777 (execute_early_vrp): Remove queued stmts. Dump value ranges
1778 before stmt removal.
1780 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
1782 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
1783 * passes.def: Add two instances of pass_walloca.
1784 * tree-pass.h (make_pass_walloca): New.
1785 * gimple-ssa-warn-alloca.c: New file.
1786 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
1787 -Wvla-larger-than= options.
1789 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
1791 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
1792 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
1794 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
1796 * config/rs6000/altivec.h (vec_xl_len): New macro.
1797 (vec_xst_len): New macro.
1798 (vec_cmpnez): New macro.
1799 (vec_cntlz_lsbb): New macro.
1800 (vec_cnttz_lsbb): New macro.
1801 (vec_xlx): New macro.
1802 (vec_xrx): New macro.
1803 (vec_all_nez): New C++ predicate template.
1804 (vec_any_eqz): New C++ predicate template.
1805 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
1806 conditional compilation.
1807 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
1808 conditional compilation.
1809 (vec_all_nez): New macro.
1810 (vec_any_eqz): New macro.
1811 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
1813 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
1815 * config/rs6000/vector.md (VI): Moved this mode iterator
1816 definition from altivec.md to vector.md.
1817 (UNSPEC_NEZ_P): New value.
1818 (vector_ne_<mode>_p): New expansion for implementation of
1819 vec_all_ne and vec_any_eq built-in functions.
1820 (vector_nez_<mode>_p): New expansion for implementation of
1821 vec_all_nez and vec_any_eqz built-in functions.
1822 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
1823 and vec_any_eq built-in function.
1824 (cr6_test_for_zero): New commentary to explain this expansion.
1825 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
1826 (cr6_test_for_lt): New commentary to explain this expansion.
1827 (cr6_test_for_lt_reverse): New commentary to explain this
1829 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1830 overloaded function prototypes for vec_all_ne, vec_all_nez,
1831 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
1832 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
1834 (altivec_resolve_overloaded_builtin): Modify the handling of
1835 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
1836 the compiler is configured to support TARGET_P9_VECTOR.
1837 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
1838 to explain the special processing that is given to predicate
1839 built-ins introduced using this macro.
1840 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
1841 the special processing given to predicate built-ins introduced
1843 (BU_VSX_P): Likewise.
1844 (BU_P8V_AV_P): Likewise.
1845 (BU_P9V_AV_P): Likewise.
1846 (BU_P9V_AV_X): New macro.
1847 (BU_P9V_64BIT_AV_X): New macro.
1848 (BU_P9V_VSX_3): New macro.
1849 (BU_P9V_OVERLOAD_P): New macro.
1850 (LXVL): New BU_P9V_64BIT_VSX_2.
1851 (VEXTUBLX): New BU_P9V_AV_2.
1852 (VEXTUBRX): Likewise.
1853 (VEXTUHLX): Likewise.
1854 (VEXTUHRX): Likewise.
1855 (VEXTUWLX): Likewise.
1856 (VEXTUWRX): Likewise.
1857 (STXVL): New BU_P9V_64BIT_AV_X.
1858 (VCLZLSBB): New BU_P9V_AV_1.
1859 (VCTZLSBB): Likewise.
1860 (CMPNEB): New BU_P9V_AV_2.
1865 (VCMPNEB_P): New BU_P9V_AV_P.
1866 (VCMPNEH_P): Likewise.
1867 (VCMPNEW_P): Likewise.
1868 (VCMPNED_P): Likewise.
1869 (VCMPNEFP_P): Likewise.
1870 (VCMPNEDP_P): Likewise.
1871 (CMPNEZB): New BU_P9V_AV_2.
1872 (CMPNEZH): Likewise.
1873 (CMPNEZW): Likewise.
1874 (VCMPNEZB_P): New BU_P9V_AV_P.
1875 (VCMPNEZH_P): Likewise.
1876 (VCMPNEZW_P): Likewise.
1877 (LXVL): New BU_P9V_OVERLOAD_2.
1878 (STXVL): New BU_P9V_OVERLOAD_3.
1879 (VEXTULX): New BU_P9V_OVERLOAD_2.
1880 (VEXTURX): Likewise.
1882 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
1883 (VCMPNE_P): Likewise.
1884 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
1885 (VCTZLSBB): Likewise.
1886 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
1887 comment to explain mode used for scratch register.
1888 (altivec_expand_stxvl_builtin): New function.
1889 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
1890 (altivec_init_builtins): Add initialized variable
1891 void_ftype_v16qi_pvoid_long and use this type to define the
1892 built-in function __builtin_altivec_stxvl.
1893 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
1894 (UNSPEC_STXVL): New value.
1895 (UNSPEC_VCLZLSBB): New value.
1896 (UNSPEC_VCTZLSBB): New value.
1897 (UNSPEC_VEXTUBLX): New value.
1898 (UNSPEC_VEXTUHLX): New value.
1899 (UNSPEC_VEXTUWLX): New value.
1900 (UNSPEC_VEXTUBRX): New value.
1901 (UNSPEC_VEXTUHRX): New value.
1902 (UNSPEC_VEXTUWRX): New value.
1903 (UNSPEC_VCMPNEB): New value.
1904 (UNSPEC_VCMPNEZB): New value.
1905 (UNSPEC_VCMPNEH): New value.
1906 (UNSPEC_VCMPNEZH): New value.
1907 (UNSPEC_VCMPNEW): New value.
1908 (UNSPEC_VCMPNEZW): New value.
1909 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1910 vector of integer modes.
1911 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1912 vector of float or double modes.
1913 (*vector_nez_<mode>_p): New insn for vector test all not equal or
1915 (lxvl): New expand for load VSX vector with length.
1916 (*lxvl): New insn for load VSX vector with length.
1917 (stxvl): New expand for store VSX vector with length.
1918 (*stxvl): New insn for store VSX vector with length.
1919 (vcmpneb): New insn for vector of byte compare not equal.
1920 (vcmpnezb): New insn for vector of byte compare not equal or zero.
1921 (vcmpneh): New insn for vector of half word compare not equal.
1922 (vcmpnezh): New insn for vector of half word compare not equal or
1924 (vcmpnew): New insn for vector of word compare not equal.
1925 (vcmpne<VSs>): New insn for vector of float or double compare not
1927 (vcmpnezw): New insn for vector of word compare not equal or zero.
1928 (vclzlsbb): New insn for vector count leading zero
1929 least-significant bits byte.
1930 (vctzlsbb): New insn for vector count trailing zero least
1931 signficant bits byte.
1932 (vextublx): New insn for vector extract unsigned byte left
1934 (vextubrx): New insn for vector extract unsigned byte right
1936 (vextuhlx): New insn for vector extract unsigned half word left
1938 (vextuhrx): New insn for vector extract unsigned half word right
1940 (vextuwlx): New insn for vector extract unsigned word left
1942 (vextuwrx): New insn for vector extract unsigned word right
1944 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
1945 clarify intent of this constant.
1946 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
1947 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
1948 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
1949 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
1950 and vec_xrx functions.
1952 2016-10-18 Andrew Pinski <apinski@cavium.com>
1955 * predict.c (is_exit_with_zero_arg): New function.
1956 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
1959 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
1962 * config/i386/i386.c (legitimize_tls_address)
1963 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
1964 convert dest to Pmode if different than Pmode.
1966 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1968 PR tree-optimization/77916
1969 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
1970 stopgap fix, as pointers with -1 increment are still broken.
1972 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
1974 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
1975 mapping class decoration from here...
1976 (rs6000_xcoff_encode_section): ...to here.
1978 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
1979 if shrink-wrapping and optimizing for speed.
1981 2016-10-18 Richard Biener <rguenther@suse.de>
1983 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1984 not visited but non-executable predecessors. Return taken edge.
1985 Simplify conditions and refactor propagation vs. folding step.
1987 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
1989 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
1990 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
1991 (rs6000_get_separate_components): Assert we do not have those
1992 strategies selected.
1994 2016-10-18 Richard Biener <rguenther@suse.de>
1996 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
1997 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
1999 (substitute_and_fold_dom_walker): Adjust constructor.
2000 (substitute_and_fold_dom_walker::before_dom_children): Remove
2001 do_dce flag and handling (always true).
2002 (substitute_and_fold): Likewise.
2003 * tree-vrp.c (vrp_finalize): Adjust.
2004 (execute_early_vrp): Remove final BB_VISITED clearing.
2005 * tree-ssa-ccp.c (ccp_finalize): Adjust.
2006 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2007 * ira.c (ira): Call clear_bb_flags.
2009 2016-10-18 Richard Biener <rguenther@suse.de>
2011 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
2012 get at the operand to look at with TREE_OPERAND for generic
2015 2016-10-18 David Malcolm <dmalcolm@redhat.com>
2017 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
2019 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
2020 (write_test_expr): Use rtx_reader_ptr for calls to
2022 (write_attr_value): Likewise.
2023 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
2024 call to print_md_ptr_loc.
2025 (write_one_condition): Likewise for calls to print_c_condition.
2026 * genconstants.c: Include "statistics.h" and "vec.h".
2027 (main): Update for conversion to member functions.
2028 * genemit.c (emit_c_code): Use rtx_reader_ptr for
2029 call to print_md_ptr_loc.
2030 * genenums.c: Include "statistics.h" and "vec.h".
2031 (main): Update for conversion of traverse_enum_types to a method.
2032 * genmddeps.c: Include "statistics.h" and "vec.h".
2033 * genoutput.c (process_template): Use rtx_reader_ptr for call to
2035 * genpreds.c (write_predicate_subfunction): Likewise.
2036 (write_predicate_expr): Likewise for calls to print_c_condition.
2037 * genrecog.c (print_test): Likewise.
2038 * gensupport.c (process_rtx): Likewise for calls to
2039 copy_md_ptr_loc and join_c_conditions.
2040 (alter_test_for_insn): Likewise for call to join_c_conditions.
2041 (process_substs_on_one_elem): Likewise.
2042 (gen_mnemonic_setattr): Update for move of string_obstack to a
2043 field of rtx_reader.
2044 (mnemonic_htab_callback): Likewise. Fix formatting.
2045 (gen_mnemonic_attr): Likewise.
2046 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
2047 to print_c_condition.
2048 * read-md.c: Include "statistics.h" and "vec.h".
2049 (string_obstack): Convert this global to field "m_string_obstack"
2050 of class rtx_reader.
2051 (ptr_locs): Likewise, as "m_ptr_locs".
2052 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
2053 (joined_conditions): Likewise, as "m_joined_conditions".
2054 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
2055 (md_constants): Likewise, as "m_md_constants".
2056 (enum_types): Likewise, as "m_enum_types".
2057 (set_md_ptr_loc): Convert to...
2058 (rtx_reader::set_md_ptr_loc): ...member function.
2059 (get_md_ptr_loc): Convert to...
2060 (rtx_reader::get_md_ptr_loc): ...member function.
2061 (copy_md_ptr_loc): Convert to...
2062 (rtx_reader::copy_md_ptr_loc): ...member function.
2063 (fprint_md_ptr_loc): Convert to...
2064 (rtx_reader::fprint_md_ptr_loc): ...member function.
2065 (print_md_ptr_loc): Convert to...
2066 (rtx_reader::print_md_ptr_loc): ...member function.
2067 (join_c_conditions): Convert to...
2068 (rtx_reader::join_c_conditions): ...member function.
2069 (fprint_c_condition): Convert to...
2070 (rtx_reader::fprint_c_condition): ...member function.
2071 (print_c_condition): Convert to...
2072 (rtx_reader::print_c_condition): ...member function.
2073 (read_name): Convert to...
2074 (rtx_reader::read_name): ...member function.
2075 (read_escape): Convert to...
2076 (rtx_reader::read_escape): ...member function.
2077 (read_quoted_string): Convert to...
2078 (rtx_reader::read_quoted_string): ...member function.
2079 (read_braced_string): Convert to...
2080 (rtx_reader::read_braced_string): ...member function.
2081 (read_string): Convert to...
2082 (rtx_reader::read_string): ...member function.
2083 (read_skip_construct): Convert to...
2084 (rtx_reader::read_skip_construct): ...member function.
2085 (handle_constants): Convert to...
2086 (rtx_reader::handle_constants): ...member function.
2087 (traverse_md_constants): Convert to...
2088 (rtx_reader::traverse_md_constants): ...member function.
2089 (handle_enum): Convert to...
2090 (rtx_reader::handle_enum): ...member function.
2091 (lookup_enum_type): Convert to...
2092 (rtx_reader::lookup_enum_type): ...member function.
2093 (traverse_enum_types): Convert to...
2094 (rtx_reader::traverse_enum_types): ...member function.
2095 (rtx_reader::rtx_reader): Move initializations
2096 of various former global data from rtx_reader::read_md_files to
2097 here, as fields, along with the call to unlock_std_streams.
2098 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
2100 (rtx_reader::read_md_files): Move initializations of various
2101 global data from here to the ctor.
2102 * read-md.h (read_name): Convert to...
2103 (rtx_reader::read_name): ...member function.
2104 (rtx_reader::read_escape): New method decl.
2105 (read_quoted_string): Convert to...
2106 (rtx_reader::read_quoted_string): ...member function.
2107 (rtx_reader::read_braced_string): New method decl.
2108 (read_string): Convert to...
2109 (rtx_reader::read_string): ...member function.
2110 (rtx_reader::read_skip_construct): New method decl.
2111 (rtx_reader::set_md_ptr_loc): New method decl.
2112 (rtx_reader::get_md_ptr_loc): New method decl.
2113 (copy_md_ptr_loc): Convert to...
2114 (rtx_reader::copy_md_ptr_loc): ...member function.
2115 (fprint_md_ptr_loc): Convert to...
2116 (rtx_reader::fprint_md_ptr_loc): ...member function.
2117 (print_md_ptr_loc): Convert to...
2118 (rtx_reader::print_md_ptr_loc): ...member function.
2119 (rtx_reader::lookup_enum_type): New method decl.
2120 (rtx_reader::traverse_enum_types): New method decl.
2121 (rtx_reader::handle_constants): New method decl.
2122 (traverse_md_constants): Convert to...
2123 (rtx_reader::traverse_md_constants): ...member function.
2124 (rtx_reader::handle_enum): New method decl.
2125 (rtx_reader::join_c_conditions): New method decl.
2126 (fprint_c_condition): Convert to...
2127 (rtx_reader::fprint_c_condition): ...member function.
2128 (print_c_condition): Convert to...
2129 (rtx_reader::print_c_condition): ...member function.
2130 (rtx_reader::apply_iterator_to_string): New method decl.
2131 (rtx_reader::copy_rtx_for_iterators): New method decl.
2132 (rtx_reader::read_conditions): New method decl.
2133 (rtx_reader::record_potential_iterator_use): New method decl.
2134 (rtx_reader::read_mapping): New method decl.
2135 (rtx_reader::read_rtx): New method decl.
2136 (rtx_reader::read_rtx_code): New method decl.
2137 (rtx_reader::read_rtx_operand): New method decl.
2138 (rtx_reader::read_nested_rtx): New method decl.
2139 (rtx_reader::read_rtx_variadic): New method decl.
2140 (rtx_reader::get_string_obstack): New method.
2141 (rtx_reader::get_md_constants): New method.
2142 (string_obstack): Convert global variable decl to...
2143 (rtx_reader::m_string_obstack): ...this new field.
2144 (rtx_reader::m_ptr_locs): New field.
2145 (rtx_reader::m_ptr_loc_obstack): New field.
2146 (rtx_reader::m_joined_conditions): New field.
2147 (rtx_reader::m_joined_conditions_obstack): New field.
2148 (rtx_reader::m_md_constants): New field.
2149 (rtx_reader::m_enum_types): New field.
2150 * read-rtl.c (apply_iterator_to_string): Convert to...
2151 (rtx_reader::apply_iterator_to_string): ...member function.
2152 (copy_rtx_for_iterators): Convert to...
2153 (rtx_reader::copy_rtx_for_iterators): ...member function.
2154 (add_condition_to_string): Use rtx_reader_ptr for
2155 calls join_c_conditions.
2156 (apply_iterators): Use rtx_reader_ptr for calls to
2157 join_c_conditions and copy_rtx_for_iterators.
2158 (read_conditions): Convert to...
2159 (rtx_reader::read_conditions): ...member function.
2160 (record_potential_iterator_use): Convert to...
2161 (rtx_reader::record_potential_iterator_use): ...member function.
2162 (read_mapping): Convert to...
2163 (rtx_reader::read_mapping): ...member function.
2164 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
2165 (read_rtx): Convert to...
2166 (rtx_reader::read_rtx): ...member function.
2167 (read_rtx_code): Convert to...
2168 (rtx_reader::read_rtx_code): ...member function.
2169 (read_rtx_operand): Convert to...
2170 (rtx_reader::read_rtx_operand): ...member function. Update for move
2171 of string_obstack to a field.
2172 (read_nested_rtx): Convert to..
2173 (rtx_reader::read_nested_rtx): ...member function.
2174 (read_rtx_variadic): Convert to..
2175 (rtx_reader::read_rtx_variadic): ...member function.
2177 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2179 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
2181 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2183 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
2184 for pointer type too.
2185 (ipcp_update_vr): set_ptr_nonnull for pointer.
2187 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2189 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
2190 pt_solution_singleton_p.
2191 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
2192 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
2193 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
2194 pointer nonnull computed by VRP.
2195 Also Conservatively set pt.null to 1.
2196 (pt_solution_reset): Conservatively set pt.null to 1.
2197 (pt_solution_singleton_or_null_p): Renamed from
2198 pt_solution_singleton_p.
2199 * tree-ssanames.h (set_ptr_nonnull): Declare.
2200 (get_ptr_nonnull): Likewise.
2201 * tree-ssanames.c (set_ptr_nonnull): New.
2202 (get_ptr_nonnull): Likewise.
2203 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
2204 (evrp_dom_walker::before_dom_children): Likewise.
2206 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2208 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2209 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2210 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2211 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2212 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
2213 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2214 (rs6000_option_override_internal): Clear it if ABI_AIX.
2215 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2216 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
2218 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2220 * gimple-ssa-strength-reduction.c (record_increment): Remove
2223 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2225 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
2226 that the result is non-zero if it is true.
2227 (maybe_expand_shift): New wrapper around expand_shift_1.
2228 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
2230 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2232 PR tree-optimization/77916
2233 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
2234 Don't allow a MINUS_EXPR for pointer arithmetic for either known
2236 (record_increment): Increments of -1 for unknown strides just use
2237 a multiply initializer like other negative values.
2238 (analyze_increments): Remove stopgap solution for -1 increment
2239 applied to pointer arithmetic.
2241 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
2243 * dominance.c (dom_info::dom_info): Add new constructor for region
2244 which is vector of basic blocks.
2245 (dom_init): New method to initialize members common for both
2247 (dom_info::dom_info): Invoke dom_init for partial initialization.
2248 (dom_info::get_idom): Add check to corner cases on basic blocks which
2250 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
2251 to detect unreachable bbs.
2252 (dom_info::calc_idoms): Likewise.
2253 (compute_dom_fast_query_in_region): New function.
2254 (calculate_dominance_info_for_region): Likewise.
2255 (free_dominance_info_for_region): Likewise.
2256 * dominance.h: Add prototypes for introduced region-based functions
2257 tree-if-conv.c: (build_region): New function.
2258 (if_convertible_loop_p_1): Invoke local version of post-dominators
2259 calculation before basic block predication with subsequent freeing
2260 post-dominator info.
2261 (tree_if_conversion): Remove free of post-dominator info
2262 (pass_if_conversion::execute): Delete detection of infinite loops
2263 and fake edges to exit block since post-dominator calculation is
2264 performed per if-converted loop only.
2266 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2269 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
2270 register explicitly.
2271 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
2272 optimizing for size.
2274 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2276 * config/aarch64/aarch64.c: Delete inclusion of
2277 cortex-a57-fma-steering.h.
2278 (aarch64_override_options): Delete call
2279 to aarch64_register_fma_steering.
2280 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
2281 * config/aarch64/cortex-a57-fma-steering.h: Delete.
2282 * config/aarch64/aarch64-passes.def: New file.
2283 * config/aarch64/cortex-a57-fma-steering.c
2284 (aarch64_register_fma_steering): Delete definition.
2285 (make_pass_fma_steering): Remove static qualifier.
2286 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
2287 (cortex-a57-fma-steering.o): Remove dependency on
2288 cortex-a57-fma-steering.h.
2290 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2292 * explow.c (validize_mem): Do not modify the argument in-place.
2294 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
2296 * tree-streamer.c (record_common_node): Explicitly list expected
2299 2016-10-17 Richard Biener <rguenther@suse.de>
2301 PR tree-optimization/77988
2302 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
2304 2016-10-17 Marek Polacek <polacek@redhat.com>
2306 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
2308 2016-10-17 Richard Biener <rguenther@suse.de>
2310 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
2313 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2315 PR tree-optimization/71636
2316 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
2318 2016-10-17 Richard Biener <rguenther@suse.de>
2320 * gimplify.c (gimplify_function_tree): Do not move the outer
2323 2016-10-17 Jakub Jelinek <jakub@redhat.com>
2325 * langhooks.h (struct lang_hooks_for_decls): Remove
2326 function_decl_explicit_p, function_decl_deleted_p and
2327 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
2328 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
2329 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
2330 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
2331 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
2332 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
2333 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
2334 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
2335 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
2336 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
2337 * langhooks.c (lhd_decl_dwarf_attribute): New function.
2338 * dwarf2out.c (gen_subprogram_die): Use
2339 lang_hooks.decls.decl_dwarf_attribute instead of
2340 lang_hooks.decls.function_decl_*.
2342 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
2346 * common.opt (-ftrampolines): New option.
2347 * doc/invoke.texi (Code Gen Options): Document it.
2348 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2349 * doc/tm.texi: Regenerate.
2350 * builtins.def: Add init_descriptor and adjust_descriptor.
2351 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
2352 on platforms with descriptors.
2353 (expand_builtin_init_descriptor): New function.
2354 (expand_builtin_adjust_descriptor): Likewise.
2355 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
2356 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
2357 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
2358 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
2359 Set STATIC_CHAIN_REG_P on the static chain register, if any.
2360 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
2361 (expand_call): Likewise. Move around call to prepare_call_address
2362 and pass all flags to it.
2363 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
2364 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
2365 (gimple_call_set_by_descriptor): New setter.
2366 (gimple_call_by_descriptor_p): New getter.
2367 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
2368 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
2369 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
2370 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2371 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
2372 * rtl.h (STATIC_CHAIN_REG_P): New macro.
2373 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
2374 * target.def (custom_function_descriptors): New POD hook.
2375 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
2376 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
2377 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
2378 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
2379 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
2380 (build_common_builtin_nodes): Initialize init_descriptor and
2382 * tree-nested.c: Include target.h.
2383 (struct nesting_info): Add 'any_descr_created' field.
2384 (get_descriptor_type): New function.
2385 (lookup_element_for_decl): New function extracted from...
2386 (create_field_for_decl): Likewise.
2387 (lookup_tramp_for_decl): ...here. Adjust.
2388 (lookup_descr_for_decl): New function.
2389 (convert_tramp_reference_op): Deal with descriptors.
2390 (build_init_call_stmt): New function extracted from...
2391 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
2392 * defaults.h (FUNCTION_ALIGNMENT): Define.
2393 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
2394 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2395 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
2396 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
2397 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
2399 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
2401 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
2402 constants in CONST_VECTORs.
2404 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
2406 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
2407 register as destination of bmask.
2408 (vector_init_bshuffle): Likewise.
2409 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
2410 (bmaskdi_vis): Enable only in 64-bit mode.
2412 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
2414 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
2415 make LR a separately shrink-wrapped component unless savres_strategy
2416 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
2417 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
2418 wrapping when not both {SAVE,REST}_INLINE_GPRS.
2420 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
2422 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
2423 and keep looping on failure.
2425 2016-10-14 David Malcolm <dmalcolm@redhat.com>
2427 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
2429 (print_rtx_function): Update example in comment for...
2430 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
2431 non-virtual pseudos with a '%' sigil followed by the regno, offset
2432 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
2433 pseudo is dumped as "%0".
2435 2016-10-14 Jakub Jelinek <jakub@redhat.com>
2438 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
2441 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
2443 * config/sparc/sparc-passes.def: New file.
2444 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
2445 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
2446 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
2448 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
2450 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
2451 loop peel to loops with exit test at the beginning.
2453 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
2455 PR rtl-optimization/68212
2456 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
2457 frequency when computing scale factor for peeled copies.
2458 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
2459 values for switch/peel blocks/edges.
2461 2016-10-14 Pedro Alves <palves@redhat.com>
2463 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
2465 2016-10-14 Catherine Moore <clm@codesourcery.com>
2467 * config/mips/mips.c (mips_prepare_pch_save): Initialize
2468 micromips_globals to zero.
2470 2016-10-14 Richard Biener <rguenther@suse.de>
2472 PR tree-optimization/77979
2473 * tree-vrp.c (compare_name_with_value): Handle released SSA names
2474 in the equivalency sets.
2475 (compare_names): Likewise.
2477 2016-10-14 Martin Liska <mliska@suse.cz>
2479 * builtins.h(target_char_cst_p): Declare the function.
2480 * builtins.c (fold_builtin_memchr): Remove.
2481 (target_char_cst_p): Move the function from gimple-fold.c.
2482 (fold_builtin_3): Do not call the function.
2483 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
2484 (gimple_fold_builtin): Call the function.
2485 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
2487 2016-10-14 Martin Liska <mliska@suse.cz>
2489 * builtins.c (fold_builtin_strcmp): Remove function.
2490 (fold_builtin_strncmp): Likewise.
2491 (fold_builtin_2): Remove call of the function.
2492 (fold_builtin_3): Likewise.
2493 * fold-const-call.c (fold_const_call): Add constant folding
2494 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
2495 * fold-const-call.h (build_cmp_result): Declare the function.
2496 * gimple-fold.c (gimple_load_first_char): New function.
2497 (gimple_fold_builtin_string_compare): Likewise.
2498 (gimple_fold_builtin): Call the function.
2500 2016-10-14 Nathan Sidwell <nathan@acm.org>
2502 * gcov-io.c (gcov_open): Deconstify 'mode'.
2504 2016-10-14 Martin Liska <mliska@suse.cz>
2506 * fold-const.c (c_getstr): Support of properly \0-terminated
2507 string constants. New argument is added.
2508 * fold-const.h: New argument is added.
2510 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2512 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
2514 (aarch64_print_hint_for_core): Likewise.
2515 (aarch64_print_hint_for_arch): Likewise.
2516 (aarch64_validate_march): Use it. Fix indentation in type signature.
2517 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
2518 (aarch64_validate_mtune): Likewise.
2519 (aarch64_handle_attr_arch): Likewise.
2520 (aarch64_handle_attr_cpu): Likewise.
2521 (aarch64_handle_attr_tune): Likewise.
2523 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2525 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
2528 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
2530 * config/m68k/m68k.c (m68k_option_override): Check
2531 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
2532 instead of stack_limit_rtx.
2534 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2536 * dwarf2out.c (gen_member_die): Handle inline static data member
2539 2016-10-13 Nathan Sidwell <nathan@acm.org>
2541 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
2542 gcov_var.mode. Remove unnecessary fstat.
2544 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
2547 * function.c (thread_prologue_and_epilogue_insns): Call all
2548 make_*logue_seq in the same order as traditional. Call them
2549 all a second time if shrink_wrapped_separate.
2551 2016-10-13 Marek Polacek <polacek@redhat.com>
2553 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2554 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
2557 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2559 PR tree-optimization/77937
2560 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
2561 to infinite when we have a pointer with an increment of -1.
2563 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
2565 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
2567 * memmodel.h: This file.
2568 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
2569 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
2570 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
2571 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
2572 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
2573 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
2574 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
2575 compare-elim.c, config/aarch64/aarch64-builtins.c,
2576 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
2577 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
2578 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
2579 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
2580 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
2581 config/darwin.c, config/epiphany/epiphany.c,
2582 config/epiphany/mode-switch-use.c,
2583 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
2584 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
2585 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
2586 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
2587 config/m68k/m68k.c, config/mcore/mcore.c,
2588 config/microblaze/microblaze.c, config/mmix/mmix.c,
2589 config/mn10300/mn10300.c, config/moxie/moxie.c,
2590 config/msp430/msp430.c, config/nds32/nds32-cost.c,
2591 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
2592 config/nds32/nds32-memory-manipulation.c,
2593 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
2594 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
2595 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
2596 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
2597 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
2598 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
2599 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
2600 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
2601 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
2602 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
2603 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
2604 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
2605 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
2606 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
2607 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
2608 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
2609 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
2610 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
2611 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
2612 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
2613 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
2614 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
2615 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
2616 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
2617 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
2618 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
2619 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
2620 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
2621 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
2622 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
2623 var-tracking.c, varasm.c: Include memmodel.h.
2624 * genattrtab.c (write_header): Include memmodel.h in generated file.
2625 * genautomata.c (main): Likewise.
2626 * gengtype.c (open_base_files): Likewise.
2627 * genopinit.c (main): Likewise.
2628 * genconditions.c (write_header): Include memmodel.h earlier in
2630 * genemit.c (main): Likewise.
2631 * genoutput.c (output_prologue): Likewise.
2632 * genpeep.c (main): Likewise.
2633 * genpreds.c (write_insn_preds_c): Likewise.
2634 * genrecog.c (write_header): Likewise.
2635 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
2637 2016-10-13 David Malcolm <dmalcolm@redhat.com>
2639 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
2640 for new "compact" param of print_rtx_function. Check for "cinsn"
2642 * print-rtl-function.c (flag_compact): New decl.
2643 (print_rtx_function): Add param "compact" and use it to set
2644 flag_compact, adding a description of the effect to the leading
2645 comment, and updating the example output.
2646 * print-rtl.c (flag_compact): New variable.
2647 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
2649 (print_rtx_operand_code_i): When printing source locations, wrap
2650 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
2651 (print_rtx_operand_code_r): Don't print regnos for hard regs and
2652 virtuals in compact mode.
2653 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
2654 apart from in LABEL_REFs.
2655 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
2656 Don't print basic block ids in compact mode.
2657 (print_rtx): In compact mode, prefix the code of insns with "c",
2658 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
2659 * print-rtl.h (print_rtx_function): Add "compact" param.
2661 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
2663 * arm.h (TARGET_VFP): Delete.
2664 (TARGET_VFPD32): Remove references to TARGET_VFP.
2665 (TARGET_VFP3, TARGET_VFP5): Likewise.
2666 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
2667 (TARGET_NEON_FP16): Likewise.
2668 (TARGET_FMA): Likewise.
2669 (TARGET_CRYPTO): Likewise.
2670 (TARGET_NEON): Likewise.
2671 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2672 (FUNCTION_ARG_REGNO_P): Likewise.
2673 * arm.c (arm_option_check_internal): Likewise.
2674 (arm_option_override): Likewise.
2675 (use_return_insn): Likewise.
2676 (arm_function_value_regno_p): Likewise.
2677 (arm_apply_result_size): Likewise.
2678 (use_vfp_abi): Likewise.
2679 (arm_legitimate_address_outer_p): Likewise.
2680 (thumb2_legitimate_address_p): Likewise.
2681 (arm_legitimate_index_p): Likewise.
2682 (thumb2_legitimate_index_p): Likewise.
2683 (arm_legitimate_address): Likewise.
2684 (arm_get_vfp_saved_size): Likewise.
2685 (arm_emit_vfp_multi_reg_pop): Likewise.
2686 (arm_get_frame_offsets): Likewise.
2687 (arm_save_coproc_regs): Likewise.
2688 (arm_hard_regno_mode_ok): Likewise.
2689 (arm_expand_epilogue_apcs_frame): Likewise.
2690 (arm_expand_epilogue): Likewise.
2691 (arm_file_start): Likewise.
2692 (arm_conditional_register_usage): Likewise.
2693 (arm_validize_comparison): Use vfp_compare_operand directly.
2694 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
2695 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
2697 (arm_atomic_assign_expand_fenv): Likewise.
2698 * arm.md (divsf3): Likewise.
2699 (arm_negsi2): Likewise.
2701 (arm_movdi): Likewise.
2702 (arm_movt): Likewise.
2703 (cbranchsf4): Change predicate to vfp_compare_operand.
2704 (cbranchdf4): Change predicate to vfp_compare_operand.
2705 (cstorehf4): Change predicate to vfp_compare_operand.
2706 (cstoresf4): Change predicate to vfp_compare_operand.
2707 (cstoredf4): Change predicate to vfp_compare_operand.
2708 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
2709 (movhi_insn_arch4, movhi_bytes): Likewise.
2710 * constraints.md (Dt): Likewise.
2712 * iterators.md (SDF): Likewise.
2713 * predicates.md (arm_float_compare_operand): Delete.
2714 (const_double_vcvt_power_of_two_reciprocal): Remove references to
2716 (const_double_vcvt_power_of_two): Likewise.
2717 * thumb2.md thumb2_movsi_insn): Likewise.
2718 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
2719 (movhf_vfp): Likewise.
2720 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
2721 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
2722 (movsf_vfp, thumb2_movsf_vfp): Likewise.
2723 (movdf_vfp, thumb2_movdf_vfp): Likewise.
2724 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
2725 (subsf3_vfp, divsf3_vfp): Likewise.
2726 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
2727 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
2728 (mulsf3negsfsubsf_vfp): Likewise.
2729 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
2730 (floatunssisf2, sqrtsf2_vfp): Likewise.
2731 (movcc_vfp): Likewise.
2732 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
2733 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
2734 (push_multi_vfp): Likewise.
2735 (set_fpscr, get_fpscr): Likewise.
2736 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
2738 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
2740 * arm.h (TARGET_VFP): Unconditionally define to 1.
2741 (arm_fpu_desc): Remove 'model' field.
2742 (TARGET_FPU_MODEL): Delete.
2743 * arm.c (all_fpus): Don't initialize the model field.
2744 (arm_can_inline_p): Don't check the FPU model.
2745 * arm-fpus.def: Remove redundant model field from all FPU
2748 2016-10-13 Richard Biener <rguenther@suse.de>
2751 * genmatch.c (struct capture): Add value_match member.
2752 (commutate): Preserve value_match.
2753 (lower_opt_convert): Likewise.
2754 (lower_cond): Likewise.
2755 (replace_id): Likewise.
2756 (struct dt_operand): Add value_match member.
2757 (decision_tree::cmp_node): Compare it.
2758 (decision_tree::insert_operand): Honor it when finding and
2759 when appending a DT_MATCH.
2760 (dt_operand::gen_match_op): Generate a type check after
2761 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
2762 (parser::get_internal_capture_id): New helper.
2763 (parser::finish_match_operand): New function lowering @@<id>.
2764 (parser::parse_capture): Parse @@<id> as value-match.
2765 (parser::parse_expr): Use get_internal_capture_id.
2766 (parser::parse_simplify): Call finish_match_operand.
2767 (walk_captures): New helper.
2768 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
2770 ((X /[ex] A) * A -> X): Likewise.
2771 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
2772 convert[12] and value-matching.
2773 ((A | B) & (A | C) -> A | (B & C)): Likewise.
2774 ((X | Y) | Y -> X | Y): Likewise.
2775 ((X ^ Y) ^ Y -> X): Likewise.
2776 (A - (A & B) -> ~B & A): Likewise.
2777 ((T)(P + A) - (T)P -> (T) A): Likewise.
2778 ((T)P - (T)(P + A) -> -(T) A): Likewise.
2779 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
2780 * doc/match-and-simplify.texi: Amend capture section.
2782 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
2784 * config/arc/arc.md (umul_600): Remove predicated variant.
2785 (umul64_600): Likewise.
2787 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
2789 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
2791 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2793 * tree-vect-loop.c (loop_niters_no_overflow): New func.
2794 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
2795 no-overflow information to vect_do_peeling_for_loop_bound and
2796 vect_gen_vector_loop_niters.
2798 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2800 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
2803 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2805 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
2806 adjust_vec automatically.
2807 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
2808 param exit_bb to guard_to.
2809 (slpeel_checking_verify_cfg_after_peeling):
2810 (set_prologue_iterations):
2811 (create_lcssa_for_virtual_phi): New func which is factored out from
2812 slpeel_tree_peel_loop_to_edge.
2813 (slpeel_tree_peel_loop_to_edge):
2814 (iv_phi_p): New func.
2815 (vect_can_advance_ivs_p): Call iv_phi_p.
2816 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
2817 new gimple stmts in basic block.
2818 (vect_gen_niters_for_prolog_loop): Rename to...
2819 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
2820 adjust implementation.
2821 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
2822 sizetype if necessary.
2823 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
2824 it to external function.
2825 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
2826 (vect_gen_vector_loop_niters_mult_vf): New.
2827 (slpeel_update_phi_nodes_for_loops): New.
2828 (slpeel_update_phi_nodes_for_guard1): Reimplement.
2829 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
2830 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
2831 * tree-vect-loop.c (vect_build_loop_niters): Move to file
2832 tree-vect-loop-manip.c
2833 (vect_generate_tmps_on_preheader): Delete.
2834 (vect_transform_loop): Rename vectorization_factor to vf. Call
2835 vect_do_peeling instead of vect_do_peeling-* functions.
2836 * tree-vectorizer.h (vect_do_peeling): New decl.
2837 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
2838 (vect_do_peeling_for_loop_bound): Delete.
2839 (vect_do_peeling_for_alignment): Delete.
2841 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2843 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
2844 duplicated loop after its preheader and after the original loop.
2846 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2848 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
2849 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
2851 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2853 * tree-vect-loop.c (vectorizable_live_operation): Support handling
2854 for live variable outside loop but not in lcssa form.
2856 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2858 * cfg.c (reset_original_copy_tables): New func.
2859 * cfg.h (reset_original_copy_tables): New decl.
2861 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2864 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
2866 * varasm.c (default_binds_local_p_3): Formatting fix.
2868 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2870 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
2872 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
2873 Remove useless code.
2875 2016-10-13 Martin Liska <mliska@suse.cz>
2877 PR tree-optimization/77943
2878 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
2879 a different EH landing pads.
2881 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2884 * hooks.h (hook_tree_void_null): Declare.
2885 * hooks.c (hook_tree_void_null): New function.
2886 * langhooks.c (lhd_return_null_tree_v): Remove.
2887 * langhooks-def.h (lhd_return_null_tree_v): Remove.
2888 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
2889 set y to const0_rtx.
2890 * function.c (stack_protect_epilogue): Likewise.
2891 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
2892 if TARGET_THREAD_SSP_OFFSET is defined.
2893 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2894 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2895 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2896 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2897 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2898 (ix86_stack_protect_guard): New function.
2900 2016-10-13 Richard Biener <rguenther@suse.de>
2902 * dwarf2out.c (tree_add_const_value_attribute): Do not try
2903 rtl_for_decl_init during early phase.
2904 (gen_variable_die): Do not create locations during early phase.
2905 (gen_label_die): Likewise.
2906 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
2909 2016-10-12 Richard Biener <rguenther@suse.de>
2911 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
2912 try_add_new_range and made to eturn new range.
2913 (evrp_dom_walker::before_dom_children): Push op1 value range before
2914 pushing op0 value range.
2916 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2918 PR tree-optimization/77937
2919 * gimple-ssa-strength-reduction.c (analyze_increments): Use
2920 POINTER_TYPE_P on the candidate type to determine whether
2921 candidates in this chain require pointer arithmetic.
2923 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
2925 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
2926 correction if the type is smaller than a word.
2927 (visium_select_cc_mode): Add ... fall through ... comment.
2929 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2931 * config/rs6000/rs6000.c (machine_function): Add new fields
2932 gpr_is_wrapped_separately and lr_is_wrapped_separately.
2933 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2934 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2935 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2936 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2937 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2938 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2939 (rs6000_get_separate_components): New function.
2940 (rs6000_components_for_bb): New function.
2941 (rs6000_disqualify_components): New function.
2942 (rs6000_emit_prologue_components): New function.
2943 (rs6000_emit_epilogue_components): New function.
2944 (rs6000_set_handled_components): New function.
2945 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
2946 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
2947 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
2948 (rs6000_emit_epilogue): Don't emit GPR restores if
2949 gpr_is_wrapped_separately for that register. Don't make a
2950 REG_CFA_RESTORE note for registers we did not restore, either.
2952 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2954 * function.c (thread_prologue_and_epilogue_insns): Call
2955 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
2956 if it has possibly changed. Compute the split_prologue_seq and
2957 epilogue_seq later, too.
2958 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
2959 (dump_components): New function.
2960 (struct sw): New struct.
2962 (init_separate_shrink_wrap): New function.
2963 (fini_separate_shrink_wrap): New function.
2964 (place_prologue_for_one_component): New function.
2965 (spread_components): New function.
2966 (disqualify_problematic_components): New function.
2967 (emit_common_heads_for_components): New function.
2968 (emit_common_tails_for_components): New function.
2969 (insert_prologue_epilogue_for_components): New function.
2970 (try_shrink_wrapping_separate): New function.
2971 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
2973 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2975 * regrename.c (build_def_use): Invalidate chains that have a
2976 REG_CFA_RESTORE on some instruction.
2978 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2980 * dce.c (delete_unmarked_insns): Don't delete instructions with
2981 a REG_CFA_RESTORE note.
2983 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2985 * common.opt (-fshrink-wrap-separate): New flag.
2986 * doc/invoke.texi: Document it.
2987 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
2988 * doc/tm.texi: Regenerate.
2989 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
2990 * target.def (shrink_wrap): New hook vector.
2991 (get_separate_components, components_for_bb, disqualify_components,
2992 emit_prologue_components, emit_epilogue_components,
2993 set_handled_components): New hooks.
2995 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2997 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
2998 vector return by reference only if -Wpsabi.
2999 (rs6000_pass_by_reference): Similarly, for argument passing.
3001 2016-10-12 David Malcolm <dmalcolm@redhat.com>
3003 * function-tests.c: Include "print-rtl.h".
3004 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
3005 function, and verify what is dumped.
3006 * print-rtl-function.c (print_edge): New function.
3007 (begin_any_block): New function.
3008 (end_any_block): New function.
3009 (can_have_basic_block_p): New function.
3010 (print_rtx_function): Track the basic blocks of insns in the
3011 chain, wrapping those that are within blocks within "(block)"
3012 directives. Remove the "(cfg)" directive.
3014 2016-10-12 David Malcolm <dmalcolm@redhat.com>
3016 * selftest.c (selftest::read_file): New function.
3017 (selftest::test_read_file): New function.
3018 (selftest::selftest_c_tests): Call test_read_file.
3019 * selftest.h (selftest::read_file): New decl.
3021 2016-10-12 Richard Biener <rguenther@suse.de>
3024 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
3027 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
3029 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
3031 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
3032 dwarf2out_assembly_start.
3034 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
3036 * Makefile.in (SELFTEST_FLAGS): New variable.
3037 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
3039 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
3042 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
3044 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
3045 dumped in RTL dumps.
3047 2016-10-12 Martin Liska <mliska@suse.cz>
3049 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
3050 (gimple_fold_builtin_memory_op): Use the function.
3051 (gimple_fold_builtin_strchr): Likewise.
3052 (gimple_fold_builtin_strcat): Likewise.
3053 (gimple_build): Likewise.
3055 2016-10-12 Nathan Sidwell <nathan@acm.org>
3057 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
3059 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
3061 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
3062 equivalent 32-bit constant (modulo 2**32) when that yields
3063 smaller instructions.
3064 (size_of_int_loc_descriptor): Update accordingly.
3066 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
3068 * dwarf2out.c (dwarf2out_early_global_decl): For nested
3069 functions, call dwarf2out_decl on the parent function first.
3071 2016-10-12 Richard Biener <rguenther@suse.de>
3073 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
3076 2016-10-12 Richard Biener <rguenther@suse.de>
3078 * tree-ssa-propagate.c
3079 (substitute_and_fold_dom_walker::before_dom_children): Do not
3080 ignore ASSERT_EXPRs but only preserve them.
3081 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
3082 that have been propagated into.
3083 (vrp_finalize): Enable DCE for substitute_and_fold.
3085 2016-10-12 Richard Biener <rguenther@suse.de>
3087 PR tree-optimization/77920
3088 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
3089 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
3090 (simplify_abs_using_ranges): Likewise.
3091 (simplify_conversion_using_ranges): Likewise.
3092 (simplify_stmt_using_ranges): Adjust.
3094 2016-10-12 Jakub Jelinek <jakub@redhat.com>
3096 PR tree-optimization/77929
3097 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
3098 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
3100 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3103 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
3104 needs a base register for arg 1.
3106 2016-10-12 Jakub Jelinek <jakub@redhat.com>
3108 * common.opt (Wimplicit-fallthrough) Turn into alias to
3109 -Wimplicit-fallthrough=3. Remove EnabledBy.
3110 (Wimplicit-fallthrough=): New option.
3111 * gimplify.c (warn_implicit_fallthrough_r): Use
3112 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
3113 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
3114 to -Wimplicit-fallthrough=3.
3115 (-Wimplicit-fallthrough=): Document.
3117 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3119 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
3120 and GEU in DImode if TARGET_SUBXC.
3121 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
3122 (seqdi<W:mode>_zero_subxc): Delete.
3123 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
3124 (neg_seqdi<W:mode>_zero_vis3): Delete.
3125 (plus_seqdi<W:mode>_zero): Likewise.
3126 (minus_seqdi<W:mode>_zero): Likewise.
3127 (plus_plus_sltu<W:mode>): Accept only register.
3128 (addx<W:mode>): Likewise.
3129 (plus_sltu<W:mode>_vis3): Likewise.
3130 (plus_plus_sltu<W:mode>_vis3): Likewise.
3131 (neg_sgeu<W:mode>_vis3): Delete.
3132 (minus_sgeu<W:mode>_vis3): Likewise.
3133 (addxc<W:mode>): Accept only registers.
3134 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
3135 (minus_neg_sltu<W:mode>_subxc): Accept only register.
3136 (neg_plus_sltu<W:mode>_subxc): Likewise.
3137 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
3138 (minus_minus_sltu<W:mode>_subxc): Accept only register.
3139 (sgeu<W:mode>_insn_subxc): Delete.
3140 (plus_sgeu<W:mode>_subxc): Likewise.
3141 (subxc<W:mode>): Accept only register.
3142 (scc splitter): Split always GEU again.
3144 2016-10-11 Jeff Law <law@redhat.com>
3146 PR tree-optimization/77424
3147 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
3148 dead conditionals. Assert that all e->aux fields are NULL.
3150 2016-10-11 David Malcolm <dmalcolm@redhat.com>
3152 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
3153 operand-printing "switch" statement into...
3154 (print_rtx_operand_code_0): ...this new function, ...
3155 (print_rtx_operand_code_e): ...this new function, ...
3156 (print_rtx_operand_codes_E_and_V): ...this new function, ...
3157 (print_rtx_operand_code_i): ...this new function, ...
3158 (print_rtx_operand_code_r): ...this new function, ...
3159 (print_rtx_operand_code_u): ...this new function, ...
3160 (print_rtx_operand): ...and this new function.
3162 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
3164 * config/alpha/alpha-passes.def: New file.
3165 * config/alpha/t-alpha: New file.
3166 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
3167 (make_pass_handle_trap_shadows): New prototype.
3168 (make_pass_align_insns): Ditto.
3169 * config/alpha/alpha.c (alpha_option_override): Don't register
3171 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
3173 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3176 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
3177 distinct __ibm128 IBM extended double type if long doubles are
3178 128-bits and the default format for long double is IEEE 128-bit.
3180 2016-10-11 Richard Biener <rguenther@suse.de>
3182 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
3183 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
3184 (verify_die): New function.
3185 (dwarf2out_finish): Call it.
3186 (output_line_info): Handle case of -gsplit-dwarf without
3187 DWARF2_ASM_LINE_DEBUG_INFO.
3189 2016-10-11 Richard Biener <rguenther@suse.de>
3192 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
3193 sub-chains of BLOCK_VARS and gimple_bind_vars.
3195 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3197 * config/i386/znver1.md : Fix imov/imovx load type reservations.
3199 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3201 * config/sparc/sparc.opt (msubxc): New option.
3202 * doc/invoke.texi (SPARC options): Document it and tidy up.
3203 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
3204 * doc/tm.texi: Regenerate.
3205 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
3207 (CCX_NOOV): Rename into...
3211 * config/sparc/predicates.m (fcc_register_operand): Simplify.
3212 (fcc0_register_operand): Likewise.
3213 (icc_register_operand): New.
3214 (icc_or_fcc_register_operand): Simplify.
3215 (nz_comparison_operator): New.
3216 (c_comparison_operator): Likewise.
3217 (noov_compare_operator): Rename into...
3218 (icc_comparison_operator): ...this. Use above predicates.
3219 (noov_compare64_operator): Rename into...
3220 (v9_comparison_operator): ...this and tidy up.
3221 (fcc_comparison_operator): New.
3222 (icc_or_fcc_comparison_operator): Likewise.
3223 (v9_register_compare_operator): Rename info...
3224 (v9_register_comparison_operator): ...this.
3225 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3226 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
3228 (sparc_fixed_condition_code_regs): New function.
3229 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
3230 renaming and add support for CCC/CCXC.
3231 (output_cbranch): Likewise.
3232 (sparc_print_operand): Likewise.
3233 (gen_v9_scc): Remove obsolete assertion.
3234 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
3235 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
3236 (output_cbcond): Remove bogus handling of CC modes.
3237 (sparc_register_move_cost): Return 100 for NO_REGS.
3238 * config/sparc/sparc.md (W): New mode iterator.
3239 (length): Adjust for noov_compare64_operator renaming.
3240 (cmpsi_sne): New instruction.
3241 (cmpdi_sne): Likewise.
3242 (seqdi_special): Delete.
3243 (seqdi_special): Likewise.
3244 (snesi<P:mode>_special): Likewise.
3245 (snedi_special): Likewise.
3246 (snedi_special_vis3): Likewise.
3247 (snesi patterns): Use W iterator.
3248 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
3249 (sltu patterns): Likewise.
3250 (sgeu patterns): Likewise.
3251 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
3252 (normal_branch): Use icc_comparison_operator predicate.
3253 (inverted_branch): Likewise.
3254 (cbcond_sp32): Use comparison_operator predicate.
3255 (cbcond_sp64): Likewise.
3256 (normal_int_branch_sp64): Adjust for renaming
3257 (inverted_int_branch_sp64): Likewise.
3258 (mov<I:mode>_cc_reg_sp64): Likewise.
3259 (movsf_cc_reg_sp6): Likewise.
3260 (movdf_cc_reg_sp64): Likewise.
3261 (movtf_cc_reg_hq_sp64): Likewise.
3262 (movtf_cc_reg_sp64): Likewise.
3263 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
3264 (movsf_cc_v9): Likewise.
3265 (movdf_cc_v9): Likewise.
3266 (movtf_cc_hq_v9): Likewise.
3267 (movtf_cc_v9): Likewise.
3268 (adddi3): Call gen_adddi3_sp32.
3269 (adddi3_insn_sp32): Rename to...
3270 (adddi3_sp32): ...this. Accept only register_operand as operand #1
3271 and use CCCmode for the carry.
3272 (addx_extend_sp32): Use CCCmode for the carry.
3273 (addx_extend_sp64): Delete.
3274 (adddi3_extend_sp32): Use CCCmode for the carry.
3275 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
3276 (subdi3): Call gen_subdi3_sp32.
3277 (subdi3_insn_sp32): Rename to...
3278 (subdi3_sp32): ...this and use CCmode for the carry.
3279 (subx_extend_sp32): Use CCCmode for the carry.
3280 (subx_extend_sp64): Delete.
3281 (subdi3_extend_sp32): Use CCmode for the carry.
3282 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
3283 (negdi3): Call gen_negdi3_sp32.
3284 (negdi3_sp32): Use CCCmode for the carry.
3285 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
3286 (cmp_nz_ashift_1): Use CCNZ mode.
3287 (cmp_nz_set_ashift_1): Likewise.
3288 (ctrapsi4): Use comparison_operator predicate.
3289 (ctrapdi4): Likewise.
3290 (trapsi_insn): Use icc_comparison_operator predicate.
3291 (trapdi_insn): Likewise.
3292 (edge8 patterns): Use CCNZmode.
3293 (edge16 patterns): Likewise.
3294 (edge32 patterns): Likewise.
3296 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3298 * config/visium/visium-modes.def (CC_NOOV): Rename into...
3300 (CC_BTST): Rename into...
3302 * config/visium/predicates.md (real_add_operand): New.
3303 (visium_btst_operator): Rename into...
3304 (visium_equality_comparison_operator): ...this.
3305 (visium_noov_operator): Rename into...
3306 (visium_nz_comparison_operator): ...this.
3307 (visium_c_comparison_operator): New.
3308 (visium_branch_operator): Adjust and deal with all CC modes.
3309 * config/visium/visium.c (visium_adjust_cost): Adjust.
3310 (visium_split_double_add): Use the *_set_carry patterns.
3311 (visium_select_cc_mode): Add support for CCC mode and adjust.
3312 (output_cbranch): Adjust and use the carry-based operators for
3313 floating-point comparisons.
3314 * config/visium/visium.md (flags_subst_arith): Adjust.
3315 (addsi3_insn_set_carry): New instruction.
3316 (subsi3_insn_set_carry): Likewise.
3317 (negsi2_insn_set_carry): Likewise.
3319 (cmp<mode>_sne): Likewise.
3320 (cbranch<mode>4): Use ordered_comparison_operator.
3321 (cbranch<mode>4_insn): Likewise.
3322 (cbranchsi4_btst_insn): Adjust.
3324 2016-10-11 Tom de Vries <tom@codesourcery.com>
3327 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
3330 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3332 * tree.h (build_complex_type): Add second parameter with default.
3333 * tree.c (build_complex_type): Add NAMED second parameter and adjust
3334 recursive call. Create a TYPE_DECL only if NAMED is true.
3335 (build_common_tree_nodes): Pass true in calls to build_complex_type.
3337 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
3339 New avr-passes.def to register AVR specific passes.
3341 * config/avr/avr-passes.def: New file.
3342 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
3343 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
3344 (make_avr_pass_recompute_note): New proto.
3345 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
3346 (avr_pass_recompute_notes): Use anonymous namespace.
3347 (avr_register_passes): Remove function...
3348 (avr_option_override): ...and its call.
3350 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
3352 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
3353 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
3354 PTF_AVOID_BRANCHLIKELY_SPEED for others.
3355 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
3357 * config/mips/mips.c (mips_option_override): Enable the branch
3358 likely depending on the tune flags and optimization level.
3359 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
3360 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
3361 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
3362 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
3364 2016-10-11 Richard Biener <rguenther@suse.de>
3366 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
3367 (output_function): Properly stream the whole block tree.
3368 * lto-streamer-in.c (input_function): Likewise.
3370 2016-10-11 Marek Polacek <polacek@redhat.com>
3372 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
3374 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3376 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
3377 (evrp_dom_walker::before_dom_children): Infer and push new value
3378 ranges for x in y < x.
3380 2016-10-10 Joseph Myers <joseph@codesourcery.com>
3383 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
3384 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3385 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
3386 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
3387 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
3388 (IA64_NO_LIBGCC_TFMODE): Likewise.
3390 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3392 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
3395 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
3397 * config.gcc: Add aarch64-*-freebsd* support.
3398 * config.host: Likewise.
3399 * config/aarch64/aarch64-freebsd.h: New file.
3400 * config/aarch64/t-aarch64-freebsd: Ditto.
3402 2016-10-10 Jeff Law <law@redhat.com>
3404 PR tree-optimization/71947
3405 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
3406 B with A within a single statement.
3408 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3410 PR tree-optimization/77824
3411 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
3412 zero cost for copies.
3413 (find_candidates_dom_walker::before_dom_children): Replace
3414 MODIFY_EXPR with SSA_NAME.
3415 (replace_mult_candidate): Likewise.
3416 (replace_profitable_candidates): Likewise.
3418 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3420 * config/s390/s390.h: Wrap more macros args in brackets and fix
3422 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
3424 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
3426 2016-10-10 Andreas Schwab <schwab@suse.de>
3429 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
3430 pseudo is not DImode.
3432 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
3434 * common/config/arc/arc-common.c (arc_option_optimization_table):
3435 Remove compact casesi option.
3436 * config/arc/arc.c (arc_override_options): Use compact casesi
3437 option only for pre-ARCv2 cores.
3438 * doc/invoke.texi (mcompact-casesi): Update text.
3440 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3442 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
3443 Add macro to say we can efficiently handle overlapping unaligned
3445 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
3446 poor code for processors older than p8.
3448 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
3450 * gen-pass-instances.awk: Remove GNUism.
3452 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3454 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
3455 NULL of (*ipcp_transformations)][node->uid].
3457 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
3459 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
3460 (MALLOC_ABI_ALIGNMENT): Define.
3462 2016-10-09 Jakub Jelinek <jakub@redhat.com>
3464 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
3465 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
3466 VAR_OR_FUNCTION_DECL_P macros.
3467 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
3468 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
3469 chkp_find_bounds_1): Likewise.
3470 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
3471 * hsa-gen.c (get_symbol_for_decl): Likewise.
3472 * cgraphunit.c (check_global_declaration, analyze_functions,
3473 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
3475 * gimple-fold.c (can_refer_decl_in_current_unit_p,
3476 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
3478 * tree.c (set_decl_section_name, copy_node_stat,
3479 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
3480 merge_dllimport_decl_attributes, handle_dll_attribute,
3481 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
3482 verify_type): Likewise.
3483 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
3484 find_explicit_erroneous_behavior): Likewise.
3485 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
3486 * ipa.c (process_references): Likewise.
3487 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
3488 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
3489 notice_global_symbol, assemble_variable, mark_decl_referenced,
3490 build_constant_desc, output_constant_def_contents, do_assemble_alias,
3491 make_decl_one_only, default_section_type_flags,
3492 categorize_decl_for_section, default_encode_section_info): Likewise.
3493 * trans-mem.c (requires_barrier): Likewise.
3494 * gimple-expr.c (mark_addressable): Likewise.
3495 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
3496 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
3497 expand_debug_expr): Likewise.
3498 * tree-dump.c (dequeue_and_dump): Likewise.
3499 * ubsan.c (instrument_bool_enum_load): Likewise.
3500 * tree-pretty-print.c (print_declaration): Likewise.
3501 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
3502 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
3503 * asan.c (asan_protect_global, instrument_derefs): Likewise.
3504 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
3505 pass_build_ssa::execute): Likewise.
3506 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
3507 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
3509 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
3511 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
3512 can_be_nonlocal, remap_decls, copy_debug_stmt,
3513 initialize_inlined_parameters, add_local_variables,
3514 reset_debug_binding, replace_locals_op): Likewise.
3515 * dse.c (can_escape): Likewise.
3516 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
3518 * tree-diagnostic.c (default_tree_printer): Likewise.
3519 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
3520 unpack_ts_decl_with_vis_value_fields,
3521 lto_input_ts_decl_common_tree_pointers): Likewise.
3522 * builtins.c (builtin_save_expr, fold_builtin_expect,
3523 readonly_data_expr): Likewise.
3524 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
3525 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
3527 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
3528 * gimplify.c (force_constant_size, gimplify_bind_expr,
3529 gimplify_decl_expr, gimplify_var_or_parm_decl,
3530 gimplify_compound_lval, gimplify_init_constructor,
3531 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
3532 gimplify_type_sizes): Likewise.
3533 * cgraphbuild.c (record_reference, record_type_list, mark_address,
3534 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
3535 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
3536 remove_unused_locals): Likewise.
3537 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
3538 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
3539 * function.c (instantiate_expr, instantiate_decls_1,
3540 setjmp_vars_warning, add_local_decl): Likewise.
3541 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
3543 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
3544 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
3545 optimize_va_list_gpr_fpr_size): Likewise.
3546 * tree-nrv.c (pass_nrv::execute): Likewise.
3547 * tsan.c (instrument_expr): Likewise.
3548 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3549 * vtable-verify.c (verify_bb_vtables): Likewise.
3550 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
3551 get_ref_base_and_extent): Likewise.
3552 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
3554 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
3555 analyze_all_variable_accesses): Likewise.
3556 * tree-nested.c (get_nonlocal_debug_decl,
3557 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
3558 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
3559 get_local_debug_decl, convert_local_omp_clauses,
3560 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
3562 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
3563 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
3564 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
3565 dbxout_symbol, dbxout_common_check): Likewise.
3566 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
3567 string_constant): Likewise.
3568 * hsa.c (hsa_get_declaration_name): Likewise.
3569 * passes.c (rest_of_decl_compilation): Likewise.
3570 * tree-ssanames.c (make_ssa_name_fn): Likewise.
3571 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
3572 pack_ts_decl_with_vis_value_fields,
3573 write_ts_decl_common_tree_pointers): Likewise.
3574 * stor-layout.c (place_field): Likewise.
3575 * symtab.c (symtab_node::maybe_create_reference,
3576 symtab_node::verify_base, symtab_node::make_decl_local,
3577 symtab_node::copy_visibility_from,
3578 symtab_node::can_increase_alignment_p): Likewise.
3579 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
3580 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
3581 fortran_common, add_location_or_const_value_attribute,
3582 add_scalar_info, add_linkage_name, set_block_abstract_flags,
3583 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
3584 optimize_one_addr_into_implicit_ptr,
3585 optimize_location_into_implicit_ptr): Likewise.
3586 * gimple-low.c (record_vars_into): Likewise.
3587 * ipa-visibility.c (update_vtable_references): Likewise.
3588 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
3590 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
3591 DFS::DFS_write_tree_body, write_symbol): Likewise.
3592 * langhooks.c (lhd_warn_unused_global_decl,
3593 lhd_set_decl_assembler_name): Likewise.
3594 * attribs.c (decl_attributes): Likewise.
3595 * except.c (output_ttype): Likewise.
3596 * varpool.c (varpool_node::get_create, ctor_for_folding,
3597 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
3598 * fold-const.c (fold_unary_loc): Likewise.
3599 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
3600 ipa_find_agg_cst_from_init): Likewise.
3601 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
3602 expand_omp_target, lower_omp_regimplify_p,
3603 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
3604 find_link_var_op): Likewise.
3605 * tree-chrec.c (chrec_contains_symbols): Likewise.
3606 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
3607 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
3608 execute_fixup_cfg): Likewise.
3610 PR tree-optimization/77901
3611 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
3612 if ranges[i].exp is SSA_NAME when looking for >= and only when
3613 ranges[i].exp is NULL or SSA_NAME when looking for the other
3616 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3618 * ipa-cp.c (ipcp_alignment_lattice): Remove.
3619 (ipcp_param_lattices): Remove field alignment.
3620 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
3621 (set_all_contains_variable): Remove call to
3622 ipcp_alignment_lattice::set_to_bottom.
3623 (initialize_node_lattices): Likewise.
3624 (propagate_alignment_accross_jump_function): Remove.
3625 (propagate_constants_accross_call): Remove call to
3626 propagate_alignment_accross_jump_function.
3627 (ipcp_store_alignment_results): Remove.
3628 (ipcp_driver): Remove call to ipcp_store_alignment_results.
3629 (propagate_bits_accross_jump_function): Handle ancestor jump function.
3630 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
3631 pretty-printing of alignment jump function.
3632 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
3633 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
3634 alignments and remove computing ipa_alignment jump function.
3635 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
3636 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
3637 (ipa_read_jump_function): Remove reading of ipa_alignment.
3638 (write_ipcp_transformation_info): Remove streaming for alignment
3639 propagation summary.
3640 (read_ipcp_transformation_info): Remove reading of alignment
3641 propagation summary.
3642 (ipcp_update_alignments): Remove.
3643 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
3645 (ipcp_transform_function): Remove call to ipcp_update_alignments()
3646 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
3647 * ipa-prop.h (ipa_alignment): Remove.
3648 (ipa_jump_func): Remove field alignment.
3649 (ipcp_transformation_summary): Remove field alignments.
3650 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
3651 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
3652 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
3654 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
3656 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
3658 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
3660 (visium_expand_fp_cstore): Likewise.
3662 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3664 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
3665 * diagnostic.c (warning_at_rich_loc_n): New function.
3666 (diagnostic_n_impl_richloc): Likewise.
3667 (diagnostic_n_impl): Move most of the function to
3668 diagnostic_n_impl_richloc and call it.
3670 2016-10-08 Jakub Jelinek <jakub@redhat.com>
3672 * gen-pass-instances.awk: Rewritten.
3673 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
3674 $(PASSES_EXTRA) after passes.def to the script.
3675 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
3676 * config/i386/i386-passes.def: New file.
3677 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
3678 make_pass_stv): Declare.
3679 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
3681 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
3683 (pass_stv::clone, pass_stv::set_pass_param): New methods.
3684 (pass_stv::timode_p): New non-static data member.
3685 (ix86_option_override): Don't register passes here.
3687 * doc/invoke.texi: Document accepting Else, fallthrough.
3689 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
3692 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
3693 FALLTHRU comment styles.
3695 2016-10-07 Andrew Pinski <apinski@cavium.com>
3697 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
3698 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
3699 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
3701 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
3703 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
3705 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
3706 (AARCH64_ARCH): Likewise.
3707 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
3709 (AARCH64_CORE): Likewise.
3710 (AARCH64_ARCH): Likewise.
3711 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
3712 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
3713 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
3714 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
3715 (AARCH64_ARCH): Likewise.
3716 (AARCH64_CORE): Likewise.
3717 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
3718 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
3719 (AARCH64_CORE): Likewise.
3720 (AARCH64_ARCH): Likewise.
3722 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3724 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
3725 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
3726 floating point type infrastructre, and -mfloat128 that enables the
3727 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
3728 if -mfloat128-type. Define __ibm128 to be long double by default.
3729 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
3730 the IEEE 128-bit floating point type infrastructure should
3731 automatically be enabled.
3732 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
3733 instead of -mfloat128 to enable KFmode.
3734 (rs6000_option_override_internal): Split the option -mfloat128
3735 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
3736 systems, automatically set -mfloat128-type, but don't enable it on
3737 other operating systems. Move setting the long double size and
3738 IEEE quad support before the IEEE 128-bit floating point changes.
3739 (rs6000_init_builtins): Do not create a unique type for __ibm128
3740 if long double is IBM extended double, instead rely on __ibm128
3741 being defined as 'long double'. If -mfloat128-type and not
3742 -mfloat128, create the KFmode type with an undocumented __ieee128
3744 (rs6000_init_libfuncs): Use -mfloat128-type instead of
3745 -mfloat128 for tests about the types, but keep tests for
3746 -mfloat128 to enable the keyword support.
3747 (rs6000_complex_function_value): Likewise.
3748 (rs6000_scalar_mode_supported_p): Likewise.
3749 (rs6000_floatn_mode): Likewise.
3750 (rs6000_c_mode_for_suffix): Likewise.
3751 (rs6000_opt_masks): Add -mfloat128-type.
3752 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
3753 -mfloat128-type being split from -mfloat128. Add
3754 -mfloat128-hardware, which was missing.
3755 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
3756 -mfloat128 and -mfloat128-type:
3757 (-mfloat128-type): Likewise.
3758 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
3759 that 64-bit Linux systems with enable -mfloat128-type by default
3761 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
3762 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
3763 -mfloat128-type instead of -mfloat128.
3764 (FLOAT128_2REG_P): Likewise.
3765 (MASK_FLOAT128_TYPE): Likewise.
3766 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3767 (RS6000_BTM_FLOAT128): Likewise.
3768 (TARGET_FLOAT128): Poison old identifiers.
3769 (OPTION_MASK_FLOAT128): Likewise.
3770 (MASK_FLOAT128): Likewise.
3771 * config/rs6000/rs6000.md (FP): Likewise.
3772 (FLOAT128): Likewise.
3773 (fix_trunc<mode>di2): Likewise.
3774 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3775 (floatdi<mode>2): Likewise.
3776 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
3777 (neg<mode>2, FLOAT128 iterator): Likewise.
3778 (abs<mode>2, FLOAT128 iterator): Likewise.
3779 (ieee_128bit_negative_zero): Likewise.
3780 (ieee_128bit_vsx_neg<mode>2): Likewise.
3781 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
3782 (ieee_128bit_vsx_abs<mode>2): Likewise.
3783 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
3784 (ieee_128bit_vsx_nabs<mode>2): Likewise.
3785 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
3786 (extendiftf2): Likewise.
3787 (extendifkf2): Likewise.
3788 (extendtfkf2): Likewise.
3789 (trunciftf2): Likewise.
3790 (truncifkf2): Likewise.
3791 (trunckftf2): Likewise.
3792 (trunctfif2): Likewise.
3793 (extendkftf2): Likewise.
3794 (trunctfkf2): Likewise.
3796 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3798 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
3799 before merging in bytes to pass down to real_from_target.
3801 2016-10-07 Richard Biener <rguenther@suse.de>
3803 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
3805 (substitute_and_fold_dom_walker::before_dom_children):
3806 Substitute and fold before pass specific folding to avoid
3807 feeding that with SSA names that will be later released.
3808 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
3809 introduced by folding and visited by evaluate_stmt called during
3811 (likely_value): Likewise.
3812 (evaluate_stmt): Likewise.
3813 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
3814 (simplify_div_or_mod_using_ranges): Likewise.
3815 (simplify_min_or_max_using_ranges): Likewise.
3816 (simplify_abs_using_ranges): Likewise.
3817 (simplify_conversion_using_ranges): Likewise.
3818 (simplify_float_conversion_using_ranges): Likewise.
3819 (simplify_stmt_using_ranges): Likewise.
3821 2016-10-07 Marek Polacek <polacek@redhat.com>
3823 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
3824 FALLTHROUGH_LABEL_P here...
3825 (warn_implicit_fallthrough_r): ...not here.
3827 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
3829 PR tree-optimization/77880
3830 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
3833 2016-10-07 Marek Polacek <polacek@redhat.com>
3836 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
3838 2016-10-07 Richard Biener <rguenther@suse.de>
3840 * bitmap.h: Document constraints on bitmap modification while
3843 2016-10-07 Richard Biener <rguenther@suse.de>
3845 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
3846 * bitmap.h (bmp_iter_set): When advancing to the next element
3847 check that we didn't remove the current one.
3848 (bmp_iter_and): Likewise.
3849 (bmp_iter_and_compl): Likewise.
3850 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
3851 we currently iterate on but keep a one-level queue.
3852 * sched-deps.c (remove_from_deps): Do not clear current bit
3853 but keep a one-level queue.
3855 2016-10-07 Jakub Jelinek <jakub@redhat.com>
3857 PR tree-optimization/77664
3858 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
3859 for the other ranges.
3860 (optimize_range_tests_diff): Fix up formatting.
3861 (optimize_range_tests_var_bound): New function.
3862 (optimize_range_tests): Use it.
3864 2016-10-07 Martin Liska <mliska@suse.cz>
3866 * coverage.c (build_gcov_exit_decl): Fix priority what
3867 should be really 99.
3869 2016-10-07 Richard Biener <rguenther@suse.de>
3871 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
3872 vars in gimple_bind_vars but not in BLOCK_VARS.
3874 2016-10-07 Richard Biener <rguenther@suse.de>
3876 PR tree-optimization/77879
3877 * tree-ssa-structalias.c (handle_const_call): Properly handle
3879 (handle_pure_call): Likewise.
3881 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3883 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
3884 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
3887 2016-10-06 Andrew Pinski <apinski@cavium.com>
3889 * config/aarch64/aarch64-cores.def: Add a comment before each
3892 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3894 PR tree-optimization/77862
3895 * tree-vrp.c (add_equivalence): Use get_value_range so that
3896 num_vr_values is checked before accessing vr_values.
3898 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3900 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3903 2016-10-05 Jeff Law <law@redhat.com>
3905 PR tree-optimization/71661
3906 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
3907 removal of a forwarder exposes a new natural loop.
3909 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
3911 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
3912 Introduce ssesuffix variable.
3913 (<mask_codefor><code><mode>3<mask_name>): Ditto.
3914 (*<code><mode>3): Ditto.
3916 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
3918 * postreload.c (reload_cse_simplify): Skip also USE when detecting
3921 2016-10-06 Richard Biener <rguenther@suse.de>
3923 PR tree-optimization/77855
3924 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
3925 instead of removing the current item while iterating over the set
3928 2016-10-06 James Clarke <jrtc27@jrtc27.com>
3929 Eric Botcazou <ebotcazou@adacore.com>
3932 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
3933 (classify_registers): Don't set it
3934 (function_arg_slotno): Don't initialize and test it. Tidy up.
3936 2016-10-06 Richard Biener <rguenther@suse.de>
3938 PR tree-optimization/77839
3939 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
3942 2016-10-06 Martin Liska <mliska@suse.cz>
3944 * gcc.c: Set -fprofile-update=atomic when profiling is
3945 enabled and -pthread is set. Warn when one combines
3946 -pthread and -fprofile-update=single for an app using
3949 2016-10-06 Martin Liska <mliska@suse.cz>
3952 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
3953 * gimple-ssa-strength-reduction.c (slsr_process_cast):
3954 Initialize a pointer to NULL.
3955 (slsr_process_copy): Likewise.
3956 * input.c (location_get_source_line): Likewise.
3957 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3959 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
3961 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
3962 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
3963 (ix86_handle_option): Deleted handle of OPT_mpcommit.
3964 * config.gcc: Deleted pcommitintrin.h
3965 * config/i386/pcommitintrin.h: Deleted file.
3966 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
3967 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
3969 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
3971 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
3972 (PTA_PCOMMIT): Deleted define.
3973 (ix86_option_override_internal): Deleted handle of option.
3974 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
3975 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
3976 __builtin_ia32_pcommit): Deleted.
3977 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
3978 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
3979 (pcommit): Deleted instruction.
3980 * config/i386/i386.opt: Mention -mpcommit deprecation.
3981 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
3983 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
3986 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
3987 Remove wrong assert.
3988 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
3989 Use <round_constraint> as operand 1 constraint.
3991 2016-10-05 Jakub Jelinek <jakub@redhat.com>
3994 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
3995 (ubsan_instrument_float_cast): And not here.
3998 * ubsan.c (ubsan_ids): New GTY(()) array.
3999 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
4000 instead of static local counters.
4002 2016-10-05 Martin Sebor <msebor@redhat.com>
4005 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
4006 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
4007 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
4008 (default_printf_pointer_format): Define function.
4009 * targhooks.c (linux_printf_pointer_format): Define new function.
4010 * targhooks.h (linux_printf_pointer_format): Declare.
4011 (gnu_libc_printf_pointer_format): Remove declaration.
4013 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4015 * fold-const.c (native_encode_real): Fix logic for selecting offset
4016 to write to when BYTES_BIG_ENDIAN.
4018 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
4020 * builtins.c (fold_builtin_strchr): Remove function.
4021 (fold_builtin_strrchr): Likewise.
4022 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
4023 * gimple-fold.c (target_char_cst_p): New function.
4024 (gimple_fold_builtin_strchr) Add more foldings.
4025 (gimple_fold_builtin): Add index, strrchr, rindex cases.
4027 2016-10-05 Richard Biener <rguenther@suse.de>
4030 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
4031 capture ids in c-exprs.
4033 2016-10-05 Richard Biener <rguenther@suse.de>
4036 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
4037 with types_match for GIMPLE code gen to handle type mismatched
4039 (dt_operand::gen): Adjust.
4040 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
4043 2016-10-05 Richard Biener <rguenther@suse.de>
4045 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
4047 2016-10-05 Richard Biener <rguenther@suse.de>
4050 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
4052 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
4054 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
4055 version check to protect only DW_TAG_imported_module generation.
4057 2016-10-05 Richard Biener <rguenther@suse.de>
4060 * match.pd (min(a,-a) -> -abs(a)): New pattern.
4062 2016-10-04 Ian Lance Taylor <iant@golang.org>
4064 * explow.c (allocate_dynamic_stack_space): Call
4065 do_pending_stack_adjust before handling flag_split_stack.
4067 2016-10-04 David Malcolm <dmalcolm@redhat.com>
4069 * genattrtab.c (make_internal_attr): Supply dummy column number to
4072 * genoutput.c (init_insn_for_nothing): Likewise.
4073 * gensupport.c (add_define_attr): Likewise.
4074 * read-md.c (message_at_1): Print column number.
4075 (fatal_with_file_and_line): Likewise.
4076 (rtx_reader::read_char): Track column numbers.
4077 (rtx_reader::unread_char): Likewise.
4078 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
4079 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
4080 (rtx_reader::handle_file): Initialize m_read_md_colno.
4081 (rtx_reader::get_current_location): Supply column number to
4083 * read-md.h (struct file_location): Add field "colno".
4084 (file_location::file_location): Likewise.
4085 (rtx_reader::get_colno): New accessor.
4086 (rtx_reader::m_read_md_colno): New field.
4087 (rtx_reader::m_last_line_colno): New field.
4089 2016-10-04 Jakub Jelinek <jakub@redhat.com>
4091 * doc/extend.texi (Java Exceptions): Remove.
4092 (java_interface): Remove.
4094 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
4096 PR tree-optimization/77808
4097 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
4098 and addr are different before copying points-to information.
4100 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
4102 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
4103 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
4104 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
4105 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
4107 2016-10-04 Richard Biener <rguenther@suse.de>
4109 PR tree-optimization/77399
4110 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
4111 verify the target can convert.
4113 2016-10-04 Richard Biener <rguenther@suse.de>
4116 * explow.c (plus_constant): Verify the mode of the constant
4117 pool offset before calling plus_constant.
4119 2016-10-04 Richard Biener <rguenther@suse.de>
4122 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
4123 type support, mark with :C.
4124 (X / -X -> -1): Mark with :C.
4126 2016-10-04 Jakub Jelinek <jakub@redhat.com>
4128 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
4129 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
4130 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
4131 * doc/tm.texi: Regenerated.
4132 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
4133 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
4134 * config/darwin.h (JCR_SECTION_NAME): Remove.
4135 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
4136 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
4137 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
4138 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
4139 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
4140 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
4142 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4144 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
4145 between "because" and "param" in dump message in call to fprintf.
4147 2016-10-03 Jeff Law <law@redhat.com>
4149 PR tree-optimization/71550
4150 PR tree-optimization/71403
4151 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
4152 (profitable_jump_thread_path): Also return boolean indicating if
4153 the realized path will create an irreducible loop.
4154 Remove loop depth tests from 71403.
4155 (fsm_find_control_statement_thread_paths): Remove loop depth tests
4156 from 71403. If threading will create an irreducible loop, then
4157 throw away loop iteration and related information.
4159 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
4161 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
4162 -Woverloaded-virtual checks for warning options.
4163 * configure: Regenerate.
4165 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
4167 PR preprocessor/77699
4168 * input.c (maybe_grow): Don't allocate one byte extra headroom.
4169 (get_next_line): Return false on error.
4170 (read_next_line): Removed, use get_next_line instead.
4171 (read_line_num): Don't copy the line.
4172 (location_get_source_line): Don't use static data.
4173 (selftest::test_reading_source_line): Add more test cases.
4175 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4178 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4180 * ifcvt.c (noce_try_avoid_const_materialization): New function.
4181 (noce_process_if_block): Use it.
4183 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
4185 * doc/invoke.texi: Update -Wint-in-bool-context.
4187 2016-10-02 Jakub Jelinek <jakub@redhat.com>
4189 * dwarf2out.c (output_fde, output_call_frame_info,
4190 dwarf2out_do_cfi_startproc, set_indirect_string,
4191 gen_internal_sym, output_die, output_line_info): Use
4192 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
4193 ASM_GENERATE_INTERNAL_LABEL output.
4195 2016-10-01 Richard Biener <rguenther@suse.de>
4198 * genmatch.c (get_operand_type): Add operand position arg
4199 and handle COND_EXPR comparison operand with fixed boolean_type_node.
4200 (expr::gen_transform): Adjust.
4201 (dt_simplify::gen_1): Likewise.
4203 2016-10-01 Jakub Jelinek <jakub@redhat.com>
4205 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
4206 comments. Simplify asserts, remove unnecessary conditions.
4208 (*<code><mode>3): Likewise.
4210 2016-09-30 Jakub Jelinek <jakub@redhat.com>
4212 * doc/invoke.texi (-Wregister): Document.
4214 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
4216 * configure.ac: Split CHECKING_P into CHECKING_P and
4217 ENABLE_EXTRA_CHECKING.
4218 * configure: Regenerated.
4219 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
4220 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
4222 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
4225 * gcc.c (process_command): For @filename handling, output
4226 the correct name if the file does not exist.
4228 2016-09-30 Marek Polacek <polacek@redhat.com>
4230 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
4231 * config/alpha/predicates.md: Likewise.
4233 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4235 * ifcvt.c (noce_try_avoid_const_materialization): New function.
4236 (noce_process_if_block): Use it.
4238 2016-09-30 Martin Liska <mliska@suse.cz>
4240 * doc/invoke.texi: Document asan-use-after-return that
4241 it's disabled by default in runtime.
4243 2016-09-30 Richard Biener <rguenther@suse.de>
4245 * tree-vrp.c (intersect_ranges): If we failed to handle
4246 the intersection choose a constant singleton range if available.
4248 2016-09-30 Richard Biener <rguenther@suse.de>
4250 PR tree-optimization/77399
4251 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
4252 float <-> int conversions.
4254 2016-09-30 Alan Modra <amodra@gmail.com>
4256 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
4258 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
4260 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
4261 ext_level before calling CPUID with 0x80000008.
4262 Simplify xgetbv checks.
4264 2016-09-29 David Malcolm <dmalcolm@redhat.com>
4266 * Makefile.in (OBJS): Add print-rtl-function.o.
4267 * print-rtl-function.c: New file.
4268 * print-rtl.h (print_rtx_function): New decl.
4270 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
4273 * config/i386/cpuid.h (__get_cpuid_count): New.
4274 (__get_cpuid): Rename __level to __leaf.
4276 2016-09-29 Marek Polacek <polacek@redhat.com>
4278 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
4280 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
4282 * builtins.c (expand_builtin_memcmp): don't swap args unless
4283 result is only being compared with zero.
4285 2016-09-29 Marek Polacek <polacek@redhat.com>
4287 * dwarf2out.c (loc_descriptor): Add fall through comment.
4288 (add_const_value_attribute): Likewise.
4290 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
4292 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
4293 with "v6t2". Move "arch" attribute above "pool_range".
4294 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
4296 (*thumb2_movhi_vfp): Likewise.
4297 (*arm_movhi_fp16): Likewise.
4298 (*thumb2_movhi_fp16): Likewise.
4299 (*arm_movsi_vfp): Remove "arch" attribute.
4300 (*thumb2_movsi_vfp): Likewise.
4302 2016-09-29 Martin Liska <mliska@suse.cz>
4304 * doc/extend.texi: Remove limitation of Objective C for
4305 __attribute__((constructor)) and __attribute__((destructor)).
4307 2016-09-29 Richard Biener <rguenther@suse.de>
4309 PR tree-optimization/77768
4310 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4311 Handle stores to readonly memory when removing redundant stores.
4313 2016-09-29 Richard Biener <rguenther@suse.de>
4316 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
4317 X / -X -> -1 simplifications.
4319 2016-09-29 Richard Biener <rguenther@suse.de>
4322 * match.pd: Add max(a,-a) -> abs(a) pattern.
4323 * tree-ssa-phiopt.c (minmax_replacement): Disable for
4324 HONOR_SIGNED_ZEROS types.
4326 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
4328 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
4329 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
4331 2016-09-29 Richard Biener <rguenther@suse.de>
4333 * tree-vrp.c (set_defs_to_varying): New helper avoiding
4334 writing to vr_const_varying.
4335 (vrp_initialize): Call it.
4336 (vrp_visit_stmt): Likewise.
4337 (evrp_dom_walker::before_dom_children): Likewise.
4339 2016-09-29 Richard Biener <rguenther@suse.de>
4341 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
4342 constructors with vector elements.
4344 2016-09-29 Richard Biener <rguenther@suse.de>
4346 PR tree-optimization/77768
4347 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
4348 with stores to a place we know has a constant value.
4350 2016-09-29 Alan Modra <amodra@gmail.com>
4352 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
4353 * doc/invoke.texi: Document it.
4354 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
4355 (rs6000_passes_float): Comment.
4356 (rs6000_passes_long_double): New static var.
4357 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
4358 (init_cumulative_args): Set up to emit fp .gnu_attribute for
4359 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
4360 to include fp values returned in vectors.
4361 Set rs6000_passes_long_double.
4362 (rs6000_function_arg_advance_1): Likewise for function args.
4363 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
4364 and SPE. Emit long double tag value too.
4365 (rs6000_opt_vars): Add gnu-attr.
4366 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
4367 * configure: Regenerate.
4368 * config.in: Regenerate.
4370 2016-09-28 Jakub Jelinek <jakub@redhat.com>
4372 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
4374 (format_floating, format_string, format_directive,
4375 get_destination_size, pass_sprintf_length::handle_gimple_call):
4378 2016-09-28 Jakub Jelinek <jakub@redhat.com>
4380 * gimple-ssa-sprintf.c: Fix comment formatting.
4381 (format_integer): Use is_gimple_assign.
4382 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
4383 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
4384 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
4385 (pass_sprintf_length::execute): Use is_gimple_call.
4387 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
4389 * gimple-fold.c (gimple_fold_builtin): After failing to fold
4390 strchr, also try the generic folding.
4392 2016-09-28 Martin Sebor <msebor@redhat.com>
4395 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
4398 2016-09-28 Martin Sebor <msebor@redhat.com>
4401 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
4402 length modifier is not expected.
4403 (format_floating): Ignore l length modifier and fail gracefuly
4404 when it isn't one of the other expected ones.
4406 2016-09-28 Martin Sebor <msebor@redhat.com>
4409 * varasm.c (assemble_addr_to_section): Increase local buffer size.
4411 2016-09-27 Richard Biener <rguenther@suse.de>
4413 * dwarf2out.c (cu_die_list): New global.
4414 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
4415 main_comp_unit_die to cu_die_list if we created it.
4416 Move break_out_includes ...
4417 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
4420 2016-09-28 Richard Biener <rguenther@suse.de>
4422 * dwarf2out.c (struct die_struct): Add removed flag.
4423 (lookup_type_die): If the DIE is marked as removed, clear
4424 TYPE_SYMTAB_DIE and return NULL.
4425 (lookup_decl_die): If the DIE is marked as removed, remove it
4426 from the hash and return NULL.
4427 (mark_removed): New helper.
4428 (prune_unused_types_prune): Call it for removed DIEs.
4429 (gen_subprogram_die): Move the premark_used_types call to after
4430 DIEs for the functions scopes are generated.
4431 (process_scope_var): Do not re-create pruned types or type decls.
4432 Make sure to also re-parent type decls.
4433 (dwarf2out_finish): Move unused type pruning and debug_types
4435 (dwarf2out_early_finish): ... here.
4437 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
4439 * config/arc/arc-c.c: New file.
4440 * config/arc/arc-c.def: Likewise.
4441 * config/arc/t-arc: Likewise.
4442 * config.gcc: Include arc-c.o as c and cpp object.
4443 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
4444 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
4445 arc_cpu_cpp_builtins.
4447 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
4449 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
4450 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
4452 2016-09-28 Nathan Sidwell <nathan@acm.org>
4454 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
4457 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
4459 PR tree-optimization/61056
4460 * gimple-fold.c (gimple_fold_builtin_strchr):
4461 New function to optimize strchr (s, 0) to strlen.
4462 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
4464 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
4466 PR tree-optimization/77724
4467 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
4468 Add tree_fits_shwi_p check.
4470 2016-09-27 Jakub Jelinek <jakub@redhat.com>
4472 * auto-inc-dec.c (try_merge): Remove break after return.
4473 * cselib.c (autoinc_split): Likewise.
4474 * explow.c (promote_mode): Likewise.
4475 * fixed-value.c (fixed_arithmetic): Likewise.
4476 * hsa.c (hsa_internal_fn::get_arity): Likewise.
4477 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
4478 * trans-mem.c (get_attrs_for): Likewise.
4479 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
4480 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
4481 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
4482 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
4483 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
4484 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
4485 * config/cris/cris.c (cris_op_str): Likewise.
4486 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
4487 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
4489 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
4491 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
4492 IFN_GOACC_REDUCTION_CODES): New.
4493 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
4494 ifn_goacc_reduction_kind): Use them.
4495 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
4496 of internal functions, when applicable.
4498 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
4500 * config/mips/constraints.md (d): Fix documentation.
4501 * doc/md.texi (Machine Constraints): Update accordingly.
4503 2016-09-27 Richard Biener <rguenther@suse.de>
4505 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
4506 cur_line_info_table initialization ...
4507 (dwarf2out_assembly_start): ... here.
4509 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
4511 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
4512 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
4513 (*thumb2_movhi_vfp): Likewise.
4514 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
4515 template. Expand predicable attribute to mark VMOV.F16 as not
4516 predicable. Add "arch" attribute.
4517 (*thumb2_movhi_fp16): Likewise.
4518 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
4519 (*thumb2_movsi_vfp): Add "arch" attribute.
4521 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
4523 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
4526 2016-09-27 Marek Polacek <polacek@redhat.com>
4528 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
4531 * config/c6x/c6x.h: Adjust fall through comment.
4532 * config/sh/sh.c (final_prescan_insn): Likewise.
4533 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
4534 (visium_expand_fp_cstore): Likewise.
4536 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4538 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
4539 expected by -Wimplicit-fallthrough.
4540 (thumb1_size_rtx_costs): Likewise.
4541 (thumb2_reorg): Likewise.
4542 (tls_mentioned_p): Add "Fall through" comment.
4543 (thumb2_reorg): Likewise.
4544 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
4545 comment form expected by -Wimplicit-fallthrough.
4547 2016-09-27 Martin Liska <mliska@suse.cz>
4549 PR gcov-profile/46266
4550 * input.h (RESERVED_LOCATION_P): New macro.
4551 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
4552 instread of comparison with UNKNOWN_LOCATION.
4554 2016-09-27 Richard Biener <rguenther@suse.de>
4556 PR tree-optimization/77745
4557 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4558 When removing redundant stores make sure to check compatibility
4559 of the TBAA state for downstream accesses.
4560 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
4561 value-numbering virtual operands for store matches.
4563 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
4566 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
4567 movrt patterns. Match them before anything else in the SET case.
4569 2016-09-27 Martin Liska <mliska@suse.cz>
4571 PR gcov-profile/7970
4572 PR gcov-profile/16855
4573 PR gcov-profile/44779
4574 * coverage.c (build_gcov_exit_decl): New function.
4575 (coverage_obj_init): Call the function and generate __gcov_exit
4577 * doc/gcov.texi: Document when __gcov_exit function is called.
4579 2016-09-27 Marek Polacek <polacek@redhat.com>
4582 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4583 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
4584 -Wno-error instead of -Wno-implicit-fallthrough.
4586 2016-09-27 Martin Liska <mliska@suse.cz>
4589 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
4591 2016-09-27 Jakub Jelinek <jakub@redhat.com>
4593 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
4594 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
4595 comments. Remove break after return.
4596 (ix86_fp_compare_code_to_integer, has_dispatch,
4597 ix86_simd_clone_usable): Remove break after return.
4599 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
4601 PR rlt-optimization/77714
4602 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
4605 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
4608 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
4609 extract_range_from_unary_expr to convert value_range.
4610 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
4611 (extract_range_from_unary_expr): This.
4612 * tree-vrp.h (extract_range_from_unary_expr): Declare.
4614 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
4616 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
4618 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4620 * config/i386/i386.c (ix86_print_operand)
4621 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
4622 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
4623 (epilogue_renumber): Likewise.
4625 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
4628 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
4629 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
4631 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4633 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
4634 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
4635 is_mm_seq_cst, is_mm_sync): Move to ...
4636 * memmodel.h: This. New file.
4637 * builtins.c: Include memmodel.h.
4638 * optabs.c: Likewise.
4640 * config/aarch64/aarch64.c: Likewise.
4641 * config/alpha/alpha.c: Likewise.
4642 * config/arm/arm.c: Likewise.
4643 * config/i386/i386.c: Likewise.
4644 * config/ia64/ia64.c: Likewise.
4645 * config/mips/mips.c: Likewise.
4646 * config/rs6000/rs6000.c: Likewise.
4647 * config/sparc/sparc.c: Likewise.
4648 * genconditions.c: Include memmodel.h in generated file.
4649 * genemit.c: Likewise.
4650 * genoutput.c: Likewise.
4651 * genpeep.c: Likewise.
4652 * genpreds.c: Likewise.
4653 * genrecog.c: Likewise.
4655 2016-09-26 David Malcolm <dmalcolm@redhat.com>
4657 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
4658 "c" instead when parsing characters. Move operand parsing into...
4659 (read_rtx_operand): ...this new function, renaming "i" to "idx",
4660 and tightening the scope of various locals.
4662 2016-09-26 Liu Hao <lh_mouse@126.com>
4664 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
4666 2016-09-26 Marek Polacek <polacek@redhat.com>
4668 * system.h: Use __has_attribute to check whether the fallthrough
4669 attribute is supported.
4671 2016-09-26 Marek Polacek <polacek@redhat.com>
4673 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
4674 gimple_call_internal_p.
4675 * ipa-split.c (find_return_bb): Likewise.
4676 (execute_split_functions): Likewise.
4677 * omp-low.c (dump_oacc_loop_part): Likewise.
4678 (oacc_loop_xform_head_tail): Likewise.
4679 * predict.c (predict_loops): Likewise.
4680 * sanopt.c (pass_sanopt::execute): Likewise.
4681 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
4682 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
4683 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
4684 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
4685 (expand_ifn_va_arg): Likewise.
4686 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
4687 (optimize_mask_stores): Likewise.
4688 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
4689 (vect_transform_stmt): Likewise.
4690 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
4691 * tsan.c (instrument_memory_accesses): Likewise.
4693 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4694 Alexander Monakov <amonakov@ispras.ru>
4696 * regrename.c (rename_chains): Check
4697 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
4698 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
4699 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4701 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4703 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
4704 (s390_sched_score): Likewise.
4706 2016-09-26 Martin Liska <mliska@suse.cz>
4708 * doc/gcov.texi: Update program output of gcov tool.
4710 2016-09-26 Martin Liska <mliska@suse.cz>
4712 PR gcov-profile/23332
4713 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
4714 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
4715 * value-prof.c (dump_histogram_value): Do not handle
4716 HIST_TYPE_CONST_DELTA.
4717 (stream_in_histogram_value): Likewise.
4718 (gimple_find_values_to_profile): Likewise.
4719 * value-prof.h (enum hist_type): Likewise.
4721 2016-09-26 Martin Liska <mliska@suse.cz>
4723 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
4724 from default sanitize recover values.
4725 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
4726 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
4727 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
4729 * opts.c (finish_options): Do a generic loop over options
4730 that can be recovered.
4731 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
4733 (common_handle_option): Likewise.
4734 * opts.h: Declare can_recover to sanitizer_opts_s.
4736 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
4738 * target.def(elf_flags_numeric): Change documentation to present tense.
4739 * doc/tm.texi: Regenerate.
4741 2016-09-26 Marek Polacek <polacek@redhat.com>
4744 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4745 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
4746 -Wno-switch-fallthrough.
4747 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
4748 (expand_builtin): Likewise.
4749 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
4750 * convert.c (convert_to_real_1): Likewise.
4751 (convert_to_integer_1): Likewise.
4752 * final.c (output_alternate_entry_point): Likewise.
4753 * genattrtab.c (make_canonical): Likewise.
4754 (write_test_expr): Likewise.
4755 * genpreds.c (validate_exp): Likewise.
4756 * gimple-ssa-strength-reduction.c
4757 (find_candidates_dom_walker::before_dom_children): Likewise.
4758 * godump.c (go_format_type): Likewise.
4759 * reload1.c (elimination_effects): Likewise.
4760 * resource.c (mark_referenced_resources): Likewise.
4761 (mark_set_resources): Likewise.
4762 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
4763 * varasm.c (output_addressed_constants): Likewise.
4765 2016-09-26 Marek Polacek <polacek@redhat.com>
4768 * common.opt (Wimplicit-fallthrough): New option.
4769 * doc/extend.texi: Document statement attributes and the fallthrough
4771 * doc/invoke.texi: Document -Wimplicit-fallthrough.
4772 * gimple.h (gimple_call_internal_p): New function.
4773 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
4774 (struct label_entry): New struct.
4775 (find_label_entry): New function.
4776 (case_label_p): New function.
4777 (collect_fallthrough_labels): New function.
4778 (last_stmt_in_scope): New function.
4779 (should_warn_for_implicit_fallthrough): New function.
4780 (warn_implicit_fallthrough_r): New function.
4781 (maybe_warn_implicit_fallthrough): New function.
4782 (expand_FALLTHROUGH_r): New function.
4783 (expand_FALLTHROUGH): New function.
4784 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
4785 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
4786 (gimplify_label_expr): New function.
4787 (gimplify_case_label_expr): Set location.
4788 (gimplify_expr): Call gimplify_label_expr.
4789 * internal-fn.c (expand_FALLTHROUGH): New function.
4790 * internal-fn.def (FALLTHROUGH): New internal function.
4791 * langhooks.c (lang_GNU_OBJC): New function.
4792 * langhooks.h (lang_GNU_OBJC): Declare.
4793 * system.h (gcc_fallthrough): Define.
4794 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
4795 * tree.h (FALLTHROUGH_LABEL_P): Define.
4797 2016-09-26 Richard Biener <rguenther@suse.de>
4799 * dwarf2out.c (stripattributes): Remove unused function.
4800 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
4801 Push dwarf_split_debug_info handling into init_sections_and_labels.
4802 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
4803 (DEBUG_MACRO_SECTION_FLAGS): Remove.
4804 (debug_macinfo_section_name): New global.
4805 (output_macinfo): Use debug_macinfo_section_name.
4806 (init_sections_and_labels): Split out section and label generation
4807 from dwarf2out_init. Set debug_macinfo_section_name.
4808 (dwarf2out_init): Move text section label generation and emission
4810 (dwarf2out_assembly_start): ... here.
4811 (dwarf2out_finish): Call init_sections_and_labels before DWARF
4814 2016-09-26 Richard Biener <rguenther@suse.de>
4817 * cgraphunit.c (analyze_functions): Before early removing
4818 global vars calls the late_global_decl debug handler mark
4819 the variable as readonly.
4821 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
4824 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
4825 (sh_rtx_costs): Handle SET of movt and movrt patterns.
4826 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
4827 declare new overloads.
4828 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
4831 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4833 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
4834 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
4836 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
4838 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
4839 * configure: Regenerate.
4841 2016-09-24 Marek Polacek <polacek@redhat.com>
4844 * doc/invoke.texi: Document -Wbool-operation.
4846 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4848 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
4849 * config/rs6000/rs6000.c (expand_block_compare): New function used by
4850 cmpmemsi pattern to do builtin expansion of memcmp ().
4851 (compute_current_alignment): Add helper function for
4852 expand_block_compare used to compute alignment as the compare proceeds.
4853 (select_block_compare_mode): Used by expand_block_compare to select
4854 the mode used for reading the next chunk of bytes in the compare.
4855 (do_load_for_compare): Used by expand_block_compare to emit the load
4856 insns for the compare.
4857 (rs6000_emit_dot_insn): Moved this function to avoid a forward
4858 reference from expand_block_compare ().
4859 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
4860 prototype for this function.
4861 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
4862 target option for controlling how much code inline expansion of
4863 memcmp() will be allowed to generate.
4865 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4867 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
4868 hook_bool_mode_false, hook_bool_mode_true,
4869 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4870 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4871 hook_bool_const_rtx_insn_const_rtx_insn_true,
4872 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
4873 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
4874 hook_bool_const_tree_hwi_hwi_const_tree_false,
4875 hook_bool_const_tree_hwi_hwi_const_tree_true,
4876 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
4877 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4878 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
4879 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
4880 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
4881 hook_bool_const_tree_true, hook_bool_tree_tree_false,
4882 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
4883 hook_bool_rtx_insn_true, hook_bool_rtx_false,
4884 hook_bool_uintp_uintp_false,
4885 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
4886 hook_rtx_tree_int_null, hook_uint_mode_0,
4887 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
4888 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
4889 hook_constcharptr_const_rtx_insn_null,
4890 hook_constcharptr_const_tree_const_tree_null,
4891 hook_constcharptr_int_const_tree_null,
4892 hook_constcharptr_int_const_tree_const_tree_null,
4893 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
4894 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
4895 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
4897 * vec.h (vNULL): Extend comment to say = vNULL initialization
4898 isn't needed for static vars.
4900 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
4901 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
4902 = vNULL initialization of file scope vec.
4903 * passes.c (pass_tab, enabled_pass_uid_range_tab,
4904 disabled_pass_uid_range_tab): Likewise.
4905 * haifa-sched.c (sched_luids, h_i_d): Likewise.
4906 * tree-chkp-opt.c (check_infos): Likewise.
4907 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
4909 * vec.h (vnull::operator vec): Add constexpr keyword for
4912 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
4914 PR tree-optimization/77654
4915 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
4916 to duplicate_ssa_name_ptr_info.
4918 2016-09-23 David Malcolm <dmalcolm@redhat.com>
4920 PR preprocessor/77672
4921 * input.c (selftest::test_lexer_string_locations_simple): Update
4922 test to expect location information of the terminator character
4923 at the location of the final closing quote.
4924 (selftest::test_lexer_string_locations_hex): Likewise.
4925 (selftest::test_lexer_string_locations_oct): Likewise.
4926 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
4927 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
4928 (selftest::test_lexer_string_locations_ucn4): Likewise.
4929 (selftest::test_lexer_string_locations_ucn8): Likewise.
4930 (selftest::test_lexer_string_locations_u8): Likewise.
4931 (selftest::test_lexer_string_locations_utf8_source): Likewise.
4932 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
4933 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
4934 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
4935 (selftest::test_lexer_string_locations_macro): Likewise.
4936 (selftest::test_lexer_string_locations_long_line): Likewise.
4938 2016-09-23 Richard Biener <rguenther@suse.de>
4940 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
4941 virtual definition to virtual use if the call devirtualizes
4942 to a const or pure function.
4943 (visit_use): Also visit calls we can devirtualize to a
4944 const or pure function.
4946 2016-09-23 Richard Biener <rguenther@suse.de>
4948 PR tree-optimization/77697
4949 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
4950 signal error if we have sth ternary or unhandled.
4952 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4954 * config/arm/arm_neon.h (vabd_f16): New.
4988 (vcvt_f16_s16): New.
4989 (vcvt_f16_u16): New.
4990 (vcvt_s16_f16): New.
4991 (vcvt_u16_f16): New.
4992 (vcvtq_f16_s16): New.
4993 (vcvtq_f16_u16): New.
4994 (vcvtq_s16_f16): New.
4995 (vcvtq_u16_f16): New.
4996 (vcvta_s16_f16): New.
4997 (vcvta_u16_f16): New.
4998 (vcvtaq_s16_f16): New.
4999 (vcvtaq_u16_f16): New.
5000 (vcvtm_s16_f16): New.
5001 (vcvtm_u16_f16): New.
5002 (vcvtmq_s16_f16): New.
5003 (vcvtmq_u16_f16): New.
5004 (vcvtn_s16_f16): New.
5005 (vcvtn_u16_f16): New.
5006 (vcvtnq_s16_f16): New.
5007 (vcvtnq_u16_f16): New.
5008 (vcvtp_s16_f16): New.
5009 (vcvtp_u16_f16): New.
5010 (vcvtpq_s16_f16): New.
5011 (vcvtpq_u16_f16): New.
5012 (vcvt_n_f16_s16): New.
5013 (vcvt_n_f16_u16): New.
5014 (vcvtq_n_f16_s16): New.
5015 (vcvtq_n_f16_u16): New.
5016 (vcvt_n_s16_f16): New.
5017 (vcvt_n_u16_f16): New.
5018 (vcvtq_n_s16_f16): New.
5019 (vcvtq_n_u16_f16): New.
5033 (vmul_lane_f16): New.
5036 (vmulq_lane_f16): New.
5058 (vrsqrteq_f16): New.
5062 (vrsqrtsq_f16): New.
5066 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5068 * config.gcc (extra_headers): Add arm_fp16.h
5069 * config/arm/arm_fp16.h: New.
5070 * config/arm/arm_neon.h: Include "arm_fp16.h".
5072 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5074 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
5076 (vmulf): New (v8hf, v4hf variants).
5077 (vfma): New (v8hf, v4hf variants).
5078 (vfms): New (v8hf, v4hf variants).
5079 (vsub): New (v8hf, v4hf variants).
5080 (vcage): New (v8hf, v4hf variants).
5081 (vcagt): New (v8hf, v4hf variants).
5082 (vcale): New (v8hf, v4hf variants).
5083 (vcalt): New (v8hf, v4hf variants).
5084 (vceq): New (v8hf, v4hf variants).
5085 (vcgt): New (v8hf, v4hf variants).
5086 (vcge): New (v8hf, v4hf variants).
5087 (vcle): New (v8hf, v4hf variants).
5088 (vclt): New (v8hf, v4hf variants).
5089 (vceqz): New (v8hf, v4hf variants).
5090 (vcgez): New (v8hf, v4hf variants).
5091 (vcgtz): New (v8hf, v4hf variants).
5092 (vcltz): New (v8hf, v4hf variants).
5093 (vclez): New (v8hf, v4hf variants).
5094 (vabd): New (v8hf, v4hf variants).
5095 (vmaxf): New (v8hf, v4hf variants).
5096 (vmaxnm): New (v8hf, v4hf variants).
5097 (vminf): New (v8hf, v4hf variants).
5098 (vminnm): New (v8hf, v4hf variants).
5099 (vpmaxf): New (v4hf variant).
5100 (vpminf): New (v4hf variant).
5101 (vpadd): New (v4hf variant).
5102 (vrecps): New (v8hf, v4hf variants).
5103 (vrsqrts): New (v8hf, v4hf variants).
5104 (vabs): New (v8hf, v4hf variants).
5105 (vneg): New (v8hf, v4hf variants).
5106 (vrecpe): New (v8hf, v4hf variants).
5107 (vrnd): New (v8hf, v4hf variants).
5108 (vrnda): New (v8hf, v4hf variants).
5109 (vrndm): New (v8hf, v4hf variants).
5110 (vrndn): New (v8hf, v4hf variants).
5111 (vrndp): New (v8hf, v4hf variants).
5112 (vrndx): New (v8hf, v4hf variants).
5113 (vrsqrte): New (v8hf, v4hf variants).
5114 (vmul_lane): Add v4hf and v8hf variants.
5115 (vmul_n): Add v4hf and v8hf variants.
5116 (vext): New (v8hf, v4hf variants).
5117 (vcvts): New (v8hi, v4hi variants).
5118 (vcvts): New (v8hf, v4hf variants).
5119 (vcvtu): New (v8hi, v4hi variants).
5120 (vcvtu): New (v8hf, v4hf variants).
5121 (vcvts_n): New (v8hf, v4hf variants).
5122 (vcvtu_n): New (v8hi, v4hi variants).
5123 (vcvts_n): New (v8hi, v4hi variants).
5124 (vcvtu_n): New (v8hf, v4hf variants).
5125 (vbsl): New (v8hf, v4hf variants).
5126 (vcvtas): New (v8hf, v4hf variants).
5127 (vcvtau): New (v8hf, v4hf variants).
5128 (vcvtms): New (v8hf, v4hf variants).
5129 (vcvtmu): New (v8hf, v4hf variants).
5130 (vcvtns): New (v8hf, v4hf variants).
5131 (vcvtnu): New (v8hf, v4hf variants).
5132 (vcvtps): New (v8hf, v4hf variants).
5133 (vcvtpu): New (v8hf, v4hf variants).
5135 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5137 * config/arm/arm-builtins.c (hf_UP): New.
5139 (vfp_builtin_data): New. Update comment.
5140 (enum arm_builtins): Include "arm_vfp_builtins.def".
5141 (ARM_BUILTIN_VFP_PATTERN_START): New.
5142 (arm_init_vfp_builtins): New.
5143 (arm_init_builtins): Add arm_init_vfp_builtins.
5144 (arm_expand_vfp_builtin): New.
5145 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
5147 * config/arm/arm_vfp_builtins.def: New file.
5148 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
5149 (arm-builtins.o): Likewise.
5151 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
5154 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
5155 from constant while creating value range.
5157 2016-09-23 Renlin Li <renlin.li@arm.com>
5159 * ira.c (ira): Move ira_use_lra_p initialization code to ...
5160 (ira_init_once): Here.
5162 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
5163 Jakub Jelinek <jakub@redhat.com>
5165 * hooks.h (hook_uint_uintp_false): Rename to...
5166 (hook_bool_uint_uintp_false): ... this.
5167 * hooks.c (hook_uint_uintp_false): Rename to...
5168 (hook_bool_uint_uintp_false): ... this.
5169 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
5170 instead of hook_uint_uintp_false.
5172 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5174 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
5175 (arm_init_builtins): Move body of a loop to the standalone
5176 function arm_init_neon_builtin.
5177 (arm_expand_neon_builtin_1): New. Update comment. Function body
5178 moved from arm_neon_builtin with some white-space fixes.
5179 (arm_expand_neon_builtin): Move code into the standalone function
5180 arm_expand_neon_builtin_1.
5182 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5184 * config/arm/iterators.md (VCVTHI): New.
5185 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
5189 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
5190 (V_HALF): Add V4HF. Fix white-space.
5191 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
5192 (V_s_elem): Likewise.
5193 (V_sz_elem): Fix white-space.
5194 (V_elem_ch): Likewise.
5196 (scalar_mul_constraint): Add V8HF and V4HF.
5197 (Is_float_mode): Fix white-space.
5198 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
5199 (q): Add HF. Fix white-space.
5202 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
5203 (neon_vfm_lane_as): New.
5204 * config/arm/neon.md (add<mode>3_fp16): New.
5205 (sub<mode>3_fp16): New.
5206 (mul<mode>3add<mode>_neon): New.
5207 (fma<VH:mode>4_intrinsic): New.
5208 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
5209 (fmsub<VH:mode>4_intrinsic): New.
5210 (<absneg_str><mode>2): New.
5211 (neon_v<absneg_str><mode>): New.
5212 (neon_v<fp16_rnd_str><mode>): New.
5213 (neon_vrsqrte<mode>): New.
5214 (neon_vpaddv4hf): New.
5215 (neon_vadd<mode>): New.
5216 (neon_vsub<mode>): New.
5217 (neon_vmulf<mode>): New.
5218 (neon_vfma<VH:mode>): New.
5219 (neon_vfms<VH:mode>): New.
5220 (neon_vc<cmp_op><mode>): New.
5221 (neon_vc<cmp_op><mode>_fp16insn): New
5222 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
5223 (neon_vca<cmp_op><mode>): New.
5224 (neon_vca<cmp_op><mode>_fp16insn): New.
5225 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
5226 (neon_vc<cmp_op>z<mode>): New.
5227 (neon_vabd<mode>): New.
5228 (neon_v<maxmin>f<mode>): New.
5229 (neon_vp<maxmin>fv4hf: New.
5230 (neon_<fmaxmin_op><mode>): New.
5231 (neon_vrecps<mode>): New.
5232 (neon_vrsqrts<mode>): New.
5233 (neon_vrecpe<mode>): New (VH variant).
5234 (neon_vdup_lane<mode>_internal): New.
5235 (neon_vdup_lane<mode>): New.
5236 (neon_vcvt<sup><mode>): New (VCVTHI variant).
5237 (neon_vcvt<sup><mode>): New (VH variant).
5238 (neon_vcvt<sup>_n<mode>): New (VH variant).
5239 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
5240 (neon_vcvt<vcvth_op><sup><mode>): New.
5241 (neon_vmul_lane<mode>): New.
5242 (neon_vmul_n<mode>): New.
5243 * config/arm/unspecs.md (UNSPEC_VCALE): New
5244 (UNSPEC_VCALT): New.
5245 (UNSPEC_VFMA_LANE): New.
5246 (UNSPECS_VFMS_LANE): New.
5248 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5250 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
5251 ("*extzv<mode><clobbercc_or_nocc>"):
5252 Correct a typo in a comment.
5254 ("*insv<mode>_zEC12", "*insv<mode>_z10")
5255 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
5256 ("*insv<mode>_zEC12_appendbitsleft")
5257 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
5258 ("*insv<mode>_z10_appendbitsleft"): Ditto.
5259 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
5260 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
5261 Provide pattern with operands switched.
5262 ("*pre_z10_extv<mode>"):
5263 Use new subst patterns.
5264 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
5265 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
5266 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
5267 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
5268 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
5269 ("*<risbg_n>_sidi_ior_and_lshiftrt")
5270 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
5272 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
5273 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
5274 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
5276 ("SINT"): New mode_iterator with SI, HI, QI.
5277 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
5278 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
5281 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5283 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
5284 new interface of s390_contiguous_bitmask_p.
5285 ("contiguous_bitmask_nowrap_operand"): New predicate.
5286 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
5287 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
5288 of s390_contiguous_bitmask_p.
5289 ("NxxDw"): Rename NxxDq constraint to NxxDw.
5290 ("NxxSw"): New constraint.
5291 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
5292 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
5294 (s390_contiguous_bitmask_nowrap_p): Export.
5295 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
5296 former s390_contiguous_bitmask_p.
5297 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
5298 detect contiguous bit ranges with wraparound. Change signature to
5299 return START and END position instead of POS and LENGTH.
5300 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
5301 ranges with wraparound.
5302 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
5303 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
5304 Adapt to new signature of s390_contiguous_bitmask_p.
5306 2016-09-23 Bin Cheng <bin.cheng@arm.com>
5308 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
5309 (create_intersect_range_checks): New.
5310 (vect_create_cond_for_alias_checks): Call above function.
5312 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5314 * config/arm/iterators.md (Code iterators): Fix some white-space
5318 (FCVT): Moved from vfp.md.
5319 (VCVT_HF_US_N): New.
5320 (VCVT_SI_US_N): New.
5325 (FCVTI32typename): Moved from vfp.md.
5326 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
5327 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
5328 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
5329 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
5330 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
5332 (fp16_rnd_str): New.
5333 (fp16_rnd_insn): New.
5334 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
5335 (UNSPEC_VCVT_HF_U_N): New.
5336 (UNSPEC_VCVT_SI_S_N): New.
5337 (UNSPEC_VCVT_SI_U_N): New.
5338 (UNSPEC_VCVTH_S): New.
5339 (UNSPEC_VCVTH_U): New.
5340 (UNSPEC_VCVTA_S): New.
5341 (UNSPEC_VCVTA_U): New.
5342 (UNSPEC_VCVTM_S): New.
5343 (UNSPEC_VCVTM_U): New.
5344 (UNSPEC_VCVTN_S): New.
5345 (UNSPEC_VCVTN_U): New.
5346 (UNSPEC_VCVTP_S): New.
5347 (UNSPEC_VCVTP_U): New.
5348 (UNSPEC_VCVTP_S): New.
5349 (UNSPEC_VCVTP_U): New.
5351 (UNSPEC_VRNDA): New.
5352 (UNSPEC_VRNDI): New.
5353 (UNSPEC_VRNDM): New.
5354 (UNSPEC_VRNDN): New.
5355 (UNSPEC_VRNDP): New.
5356 (UNSPEC_VRNDX): New.
5357 * config/arm/vfp.md (<absneg_str>hf2): New.
5359 (neon_v<fp16_rnd_str>hf): New.
5360 (neon_vrndihf): New.
5365 (*mulsf3neghf_vfp): New.
5366 (*negmulhf3_vfp): New.
5367 (*mulsf3addhf_vfp): New.
5368 (*mulhf3subhf_vfp): New.
5369 (*mulhf3neghfaddhf_vfp): New.
5370 (*mulhf3neghfsubhf_vfp): New.
5373 (fmsubhf4_fp16): New.
5377 (neon_vsqrthf): New.
5378 (neon_vrsqrtshf): New.
5379 (FCVT): Move to iterators.md.
5380 (FCVTI32typename): Likewise.
5381 (neon_vcvth<sup>hf): New.
5382 (neon_vcvth<sup>si): New.
5383 (neon_vcvth<sup>_nhf_unspec): New.
5384 (neon_vcvth<sup>_nhf): New.
5385 (neon_vcvth<sup>_nsi_unspec): New.
5386 (neon_vcvth<sup>_nsi): New.
5387 (neon_vcvt<vcvth_op>h<sup>si): New.
5388 (neon_<fmaxmin_op>hf): New.
5390 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5392 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
5393 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
5394 ("*insv<mode>_zEC12_appendbitsleft")
5395 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
5396 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
5398 2016-09-23 Jakub Jelinek <jakub@redhat.com>
5400 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
5401 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
5402 construct values without normalization.
5403 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
5404 static local lhs_ops to vNULL.
5406 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5407 Jiong Wang <jiong.wang@arm.com>
5409 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
5410 available when FP16 instructions are available.
5411 (output_move_vfp): Add support for 16-bit data moves.
5412 (arm_validize_comparison): Fix some white-space. Support HFmode
5413 by conversion to SFmode.
5414 * config/arm/arm.md (truncdfhf2): Fix a comment.
5415 (extendhfdf2): Likewise.
5417 (movsicc): Fix some white-space.
5419 (movsfcc): Fix some white-space.
5421 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
5422 instructions are available.
5423 (*thumb2_movhi_vfp): Likewise.
5424 (*arm_movhi_fp16): New.
5425 (*thumb2_movhi_fp16): New.
5426 (*movhf_vfp_fp16): New.
5427 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
5428 (*movhf_vfp): Likewise.
5429 (extendhfsf2): Enable when VFP FP16 instructions are available.
5430 (truncsfhf2): Enable when VFP FP16 instructions are available.
5432 2016-09-23 Martin Liska <mliska@suse.cz>
5434 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
5436 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5438 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
5440 (arm_evpc_neon_vtrn): Likewise.
5441 (arm_evpc_neon_vrev): Likewise.
5442 (arm_evpc_neon_vext): Likewise.
5443 * config/arm/arm_neon.h (vbsl_f16): New.
5447 (vdup_lane_f16): New.
5448 (vdupq_lane_f16): New.
5461 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
5462 (vdup_lane): New (v8hf, v4hf variants).
5463 (vext): New (v8hf, v4hf variants).
5464 (vbsl): New (v8hf, v4hf variants).
5465 * config/arm/iterators.md (VDQWH): New.
5467 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
5468 (Scalar_mul_8_16): Fix white-space.
5469 (Is_d_reg): Add V4HF and V8HF.
5470 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
5471 (neon_vdup_lane<mode>): New.
5472 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
5473 (*neon_vtrn<mode>_insn): Likewise.
5474 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
5475 (*neon_vzip<mode>_insn): Likewise
5476 (neon_vuzp<mode>_internal): Likewise.
5477 (*neon_vuzp<mode>_insn): Likewise
5478 * config/arm/vec-common.md (vec_perm_const<mode>): New.
5480 2016-09-23 Jiong Wang <jiong.wang@arm.com>
5481 Matthew Wahab <matthew.wahab@arm.com>
5483 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
5484 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
5485 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
5486 available. Also fix some white-space.
5487 * config/arm/vfp.md (*arm_movhi_vfp): New.
5488 (*thumb2_movhi_vfp): New.
5490 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5492 * config/arm/arm-c.c (arm_cpu_builtins): Define
5493 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
5494 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
5496 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5498 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
5499 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
5500 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
5501 arm_v8_2a_fp16_neon_hw.
5502 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
5505 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5507 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
5508 arm_fp16_alternative_ok and arm_fp16_none_ok.
5510 2016-09-23 Martin Liska <mliska@suse.cz>
5512 * ipa-icf.c (sem_variable::merge): Replace adress with address.
5514 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5516 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
5518 ("armv8.2-a+fp16"): New.
5519 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
5520 (FL2_FP16INST): New.
5521 (FL2_FOR_ARCH8_2A): New.
5522 * config/arm/arm-tables.opt: Regenerate.
5523 * config/arm/arm.c (arm_arch8_2): New.
5524 (arm_fp16_inst): New.
5525 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
5526 for incompatible fp16-format settings.
5527 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
5528 (TARGET_NEON_FP16INST): New.
5529 (arm_arch8_2): Declare.
5530 (arm_fp16_inst): Declare.
5531 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
5532 march=armv8.2-a and march=armv8.2-a+fp16.
5533 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
5535 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
5536 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
5538 2016-09-23 Martin Liska <mliska@suse.cz>
5540 * doc/extend.texi: Remove fused-madd from i386 target options.
5542 2016-09-23 Martin Liska <mliska@suse.cz>
5544 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
5547 2016-09-23 Martin Liska <mliska@suse.cz>
5549 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
5552 2016-09-23 Martin Liska <mliska@suse.cz>
5555 * config/i386/i386.c (ix86_option_override_internal): Change
5556 signature and return false when there's an error related to
5558 (release_options_strings): New function.
5559 (ix86_valid_target_attribute_tree): Call the function.
5561 2016-09-23 Jakub Jelinek <jakub@redhat.com>
5563 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
5564 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
5565 (gen_hsa_ctor_assignment): Likewise.
5566 * print-tree.c (print_node): Likewise.
5567 * tree-dump.c (dequeue_and_dump): Likewise.
5568 * tree-sra.c (sra_modify_constructor_assign): Likewise.
5569 * expr.c (store_constructor): Likewise.
5570 * fold-const.c (operand_equal_p): Likewise.
5571 * tree-pretty-print.c (dump_generic_node): Likewise.
5572 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
5573 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
5575 2016-09-23 Richard Biener <rguenther@suse.de>
5577 * hooks.h (hook_uint_uintp_false): Declare.
5579 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5581 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
5582 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
5584 2016-09-22 Martin Sebor <msebor@redhat.com>
5587 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
5588 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
5589 (target_int_min): Correct computation.
5590 (format_integer): Use long long as the argument for the ll length
5592 (format_floating): Use target_int_max().
5593 (get_string_length): Same.
5594 (format_string): Avoid setting the bounded flag for strings
5596 (try_substitute_return_value): Avoid setting range info when
5597 the result isn't bounded.
5598 * varasm.c (assemble_name): Increase buffer size.
5600 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
5601 Terry Guo <terry.guo@arm.com>
5603 * target.def (elf_flags_numeric): New target hook.
5604 * targhooks.h (default_asm_elf_flags_numeric): New.
5605 * varasm.c (default_asm_elf_flags_numeric): New.
5606 (default_elf_asm_named_section): Use new target hook.
5607 * config/arm/arm.opt (mpure-code): New.
5608 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
5609 * config/arm/arm.c (arm_asm_init_sections): Add section
5610 attribute to default text section if -mpure-code.
5611 (arm_option_check_internal): Diagnose use of option with
5612 non supported targets and/or options.
5613 (arm_asm_elf_flags_numeric): New.
5614 (arm_function_section): New.
5615 (arm_elf_section_type_flags): New.
5616 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
5618 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
5619 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
5621 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
5623 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
5625 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5627 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
5628 * rtl.h: Adjust prototype.
5630 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5632 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
5633 (prev_active_insn): Likewise.
5634 (active_insn_p): Likewise.
5635 * rtl.h: Adjust prototypes.
5636 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5637 * config/arc/arc.md: Likewise.
5638 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
5639 (branch_needs_nop_p): Likewise.
5640 (use_skip_p): Likewise.
5641 * config/sh/sh.c (gen_block_redirect): Likewise.
5642 (split_branches): Likewise.
5643 * reorg.c (optimize_skip): Likewise.
5644 (fill_simple_delay_slots): Likewise.
5645 (fill_slots_from_thread): Likewise.
5646 (relax_delay_slots): Likewise.
5647 * resource.c (mark_target_live_regs): Likewise.
5649 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5651 * config/cris/cris.c (cris_asm_output_case_end): Change argument
5653 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
5654 (prev_nonnote_nondebug_insn): Likewise.
5655 * config/cris/cris-protos.h: Adjust prototype.
5657 * jump.c (rtx_renumbered_equal_p): Adjust.
5659 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5661 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
5662 * rtl.h: Adjust prototype.
5663 * config/sh/sh.md: Adjust.
5664 * dwarf2out.c (add_var_loc_to_decl): Likewise.
5666 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5668 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
5669 (prev_nondebug_insn): Likewise.
5670 * loop-doloop.c (doloop_condition_get): Likewise.
5671 * rtl.h: Adjust prototype.
5672 * cfgloop.h: Likewise.
5674 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5676 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
5677 (prev_nonnote_insn): Likewise.
5678 * jump.c (reversed_comparison_code_parts): Likewise.
5679 (reversed_comparison): Likewise.
5680 * rtl.h: Adjust prototypes.
5681 * config/arc/arc.md: Adjust.
5682 * cse.c (find_comparison_args): Likewise.
5683 * reorg.c (redundant_insn): Change return type to rtx_insn *.
5684 (fix_reg_dead_note): Change argument type to rtx_insn *.
5685 (delete_prior_computation): Likewise.
5686 (delete_computation): Likewise.
5687 (fill_slots_from_thread): Adjust.
5688 (relax_delay_slots): Likewise.
5689 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
5690 (simplify_relational_operation_1): Likewise.
5691 (simplify_ternary_operation): Likewise.
5693 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5695 * config/arc/arc-protos.h (arc_label_align): Change type of
5696 variables from rtx to rtx_insn *.
5697 * config/arc/arc.c (arc_label_align): Likewise.
5698 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
5699 * config/bfin/bfin.c (workaround_speculation): Likewise.
5700 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
5701 (find_last_same_clock): Likewise.
5702 (reorg_split_calls): Likewise.
5703 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
5704 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
5705 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
5706 (same_cmp_following_p): Likewise.
5707 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
5708 (same_cmp_following_p): Likwise.
5709 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
5710 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
5711 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
5712 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
5713 (rl78_alloc_physical_registers_cmp): Likewise.
5714 (rl78_alloc_physical_registers_umul): Likewise.
5715 (rl78_calculate_death_notes): Likewise.
5716 * config/s390/s390-protos.h (s390_label_align): Likewise.
5717 * config/s390/s390.c (s390_label_align): Likewise.
5718 * config/sh/sh.c (barrier_align): Likewise.
5719 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
5720 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
5721 (emit_cbcond_nop): Likewise.
5723 2016-09-22 Martin Liska <mliska@suse.cz>
5726 * ipa-icf.c (sem_variable::merge): Yield merge operation if
5727 alias address matters, not necessarily address of original.
5729 2016-09-22 Richard Biener <rguenther@suse.de>
5732 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
5735 2016-09-22 Richard Biener <rguenther@suse.de>
5738 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
5739 from constant folding results.
5740 (gimple_resimplify2): Likewise.
5741 (gimple_resimplify3): Likewise.
5743 2016-09-22 Richard Biener <rguenther@suse.de>
5746 * expr.c (expand_expr_real_1): Guard array access against negative
5749 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5751 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
5753 (format_floating): Likewise.
5755 2016-09-22 Jakub Jelinek <jakub@redhat.com>
5758 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
5759 for all IFN_GOMP_SIMD_* internal fns, not just for
5760 IFN_GOMP_SIMD_ORDERED_*.
5762 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5765 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
5766 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
5767 instructions when you want to invert the test.
5768 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
5769 correct order for XXSEL.
5770 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
5771 for using XSCMP{EQ,GT,GE}DP.
5773 2016-09-21 David Malcolm <dmalcolm@redhat.com>
5775 * genconstants.c (main): Introduce noop_reader and convert call
5776 to read_md_files to a method call.
5777 * genenums.c (main): Likewise.
5778 * genmddeps.c (main): Likewise.
5779 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
5780 rtx_reader_ptr->get_top_level_filename ().
5781 (write_tm_preds_h): Likewise.
5782 (write_insn_preds_c): Likewise.
5783 * gensupport.c (class gen_reader): New subclass of rtx_reader.
5784 (rtx_handle_directive): Convert to...
5785 (gen_reader::handle_unknown_directive): ...this.
5786 (init_rtx_reader_args_cb): Convert return type from bool to
5787 rtx_reader *. Create a gen_reader instance, using it for the
5788 call to read_md_files. Return it if no errors occur.
5789 (init_rtx_reader_args): Convert return type from bool to
5791 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5792 (init_rtx_reader_args_cb): Likewise.
5793 * read-md.c (struct file_name_list): Move to class rtx_reader.
5794 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
5795 (read_md_filename): Delete in favor of
5796 rtx_reader::m_read_md_filename.
5797 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
5798 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
5799 (base_dir): Delete in favor of rtx_reader::m_base_dir.
5800 (first_dir_md_include): Delete in favor of
5801 rtx_reader::m_first_dir_md_include.
5802 (last_dir_md_include_ptr): Delete in favor of
5803 rtx_reader::m_last_dir_md_include_ptr.
5804 (max_include_len): Delete.
5805 (rtx_reader_ptr): New.
5806 (fatal_with_file_and_line): Use get_filename and get_lineno
5807 accessors of rtx_reader_ptr.
5808 (require_char_ws): Likewise.
5809 (rtx_reader::read_char): New method, based on ::read_char.
5810 (rtx_reader::unread_char): New method, based on ::unread_char.
5811 (read_escape): Use get_filename and get_lineno accessors of
5813 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
5814 (read_string): Use get_filename and get_lineno accessors of
5816 (rtx_reader::rtx_reader): New ctor.
5817 (rtx_reader::~rtx_reader): New dtor.
5818 (handle_include): Convert from a function to...
5819 (rtx_reader::handle_include): ...this method, converting
5820 handle_directive from a callback to a virtual function.
5821 (handle_file): Likewise, converting to...
5822 (rtx_reader::handle_file): ...this method.
5823 (handle_toplevel_file): Likewise, converting to...
5824 (rtx_reader::handle_toplevel_file): ...this method.
5825 (rtx_reader::get_current_location): New method.
5826 (parse_include): Convert from a function to...
5827 (rtx_reader::add_include_path): ...this method, dropping redundant
5828 update to unused max_include_len.
5829 (read_md_files): Convert from a function to...
5830 (rtx_reader::read_md_files): ...this method, converting
5831 handle_directive from a callback to a virtual function.
5832 (noop_reader::handle_unknown_directive): New method.
5833 * read-md.h (directive_handler_t): Delete this typedef.
5835 (read_md_file): Delete.
5836 (read_md_lineno): Delete.
5837 (read_md_filename): Delete.
5838 (class rtx_reader): New class.
5839 (rtx_reader_ptr): New decl.
5840 (class noop_reader): New subclass of rtx_reader.
5841 (read_char): Reimplement in terms of rtx_reader::read_char.
5842 (unread_char): Reimplement in terms of rtx_reader::unread_char.
5843 (read_md_files): Delete.
5844 * read-rtl.c (read_rtx_code): Update for deletion of globals
5845 read_md_filename and read_md_lineno.
5847 2016-09-21 Jason Merrill <jason@redhat.com>
5849 * input.h (from_macro_definition_at): New.
5851 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
5853 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
5855 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5857 PR tree-optimization/77550
5858 * tree-vect-stmts.c (create_array_ref): Change parameters.
5859 (get_group_alias_ptr_type): New function.
5860 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
5862 2016-09-21 Marek Polacek <polacek@redhat.com>
5864 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
5865 Add falls through comment.
5867 2016-09-21 Richard Biener <rguenther@suse.de>
5869 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
5870 (replace_child): Likewise.
5871 (remove_child_TAG): Adjust.
5872 (move_marked_base_types): Likewise.
5873 (prune_unused_types_prune): Clear die_sib of removed children.
5875 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
5878 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
5879 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
5881 2016-09-21 Richard Biener <rguenther@suse.de>
5883 PR tree-optimization/77648
5884 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
5886 (make_transitive_closure_constraints): Adjust comment.
5887 (make_any_offset_constraints): New function.
5888 (handle_rhs_call): Make sure to first expand a pointer to all
5889 subfields before transitively closing it.
5890 (handle_const_call): Likewise. Properly expand returned
5892 (handle_pure_call): Likewise.
5894 2016-09-21 Richard Biener <rguenther@suse.de>
5895 Jakub Jelinek <jakub@redhat.com>
5897 PR tree-optimization/77621
5898 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
5899 group at non-vectorizable stmts.
5901 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5903 PR tree-optimization/72835
5904 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
5905 (make_new_ssa_for_all_defs): Likewise.
5906 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
5908 2016-09-20 Martin Sebor <msebor@redhat.com>
5911 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
5912 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
5913 * config/linux.c (gnu_libc_printf_pointer_format): New function.
5914 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
5915 * config/sol2.c (solaris_printf_pointer_format): New function.
5916 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
5918 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
5919 * doc/tm.texi: Regenerate.
5920 * gimple-fold.h (get_range_strlen): New function.
5921 (get_maxval_strlen): Declare existing function.
5922 * gimple-fold.c (get_range_strlen): Add arguments and compute both
5923 maximum and minimum.
5924 (get_range_strlen): Define overload.
5925 (get_maxval_strlen): Adjust.
5926 * gimple-ssa-sprintf.c: New file and pass.
5927 * passes.def (pass_sprintf_length): Add new pass.
5928 * targhooks.h (default_printf_pointer_format): Declare new function.
5929 (gnu_libc_printf_pointer_format): Same.
5930 (solaris_libc_printf_pointer_format): Same.
5931 * targhooks.c (default_printf_pointer_format): Define new function.
5932 * tree-pass.h (make_pass_sprintf_length): Declare new function.
5933 * print-tree.c: Increase buffer size.
5935 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5937 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
5939 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5941 * common.opt: New option -fipa-vrp.
5942 * ipa-cp.c (ipa_get_vr_lat): New.
5943 (ipcp_vr_lattice::print): Likewise.
5944 (print_all_lattices): Call ipcp_vr_lattice::print.
5945 (ipcp_vr_lattice::meet_with): New.
5946 (ipcp_vr_lattice::meet_with_1): Likewise.
5947 (ipcp_vr_lattice::top_p): Likewise.
5948 (ipcp_vr_lattice::bottom_p): Likewsie.
5949 (ipcp_vr_lattice::set_to_bottom): Likewise.
5950 (set_all_contains_variable): Call VR set_to_bottom.
5951 (initialize_node_lattices): Init VR lattices.
5952 (propagate_vr_accross_jump_function): New.
5953 (propagate_constants_accross_call): Call
5954 propagate_vr_accross_jump_function.
5955 (ipcp_store_vr_results): New.
5956 (ipcp_driver): Handle VR.
5957 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
5958 (ipa_set_jf_unknown): Likewise.
5959 (ipa_compute_jump_functions_for_edge): Likewise.
5960 (ipa_node_params_t::duplicate): Likewise.
5961 (ipa_write_jump_function): Likewise.
5962 (ipa_read_jump_function): Likewise.
5963 (write_ipcp_transformation_info): Likewise.
5964 (read_ipcp_transformation_info): Likewise.
5965 (ipcp_update_vr): New.
5966 (ipcp_transform_function): Handle VR.
5967 * ipa-prop.h (struct ipa_vr): New.
5968 * cgraph.c: Include tree-vrp.h.
5969 * cgraphunit.c: Likewise.
5970 * ipa-utils.c: Likewise.
5973 * toplev.c: Likewise.
5974 * ipa-devirt.c: Likewise.
5975 * ipa-inline-transform.c: Likewise.
5976 * ipa-inline.c: Likewise.
5977 * ipa-profile.c: Likewise.
5979 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5981 * doc/invoke.texi: Document -fdump-tree-evrp.
5982 * passes.def: Define new pass_early_vrp.
5983 * timevar.def: Define new TV_TREE_EARLY_VRP.
5984 * tree-pass.h (make_pass_early_vrp): New.
5985 * tree-ssa-propagate.c: Make replace_uses_in non static.
5986 * tree-ssa-propagate.h: Export replace_uses_in.
5987 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
5988 (extract_range_from_assert): Factor out
5989 extract_range_for_var_from_comparison_expr.
5990 (vrp_initialize_lattice): New.
5991 (vrp_initialize): Factor out vrp_initialize_lattice.
5992 (vrp_valueize): Fix it to reject complex value ranges.
5993 (vrp_free_lattice): New.
5994 (evrp_dom_walker::before_dom_children): Likewise.
5995 (evrp_dom_walker::after_dom_children): Likewise.
5996 (evrp_dom_walker::push_value_range): Likewise.
5997 (evrp_dom_walker::pop_value_range): Likewise.
5998 (execute_early_vrp): Likewise.
5999 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
6000 (make_pass_early_vrp): New.
6002 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
6004 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
6005 instead of exact_log2.
6007 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
6010 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
6011 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
6012 (ix86_add_stmt_cost): Penalize DFmode vector operations
6013 for !TARGET_VECTORIZE_DOUBLE.
6015 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
6017 * doc/invoke.texi (Warning Options): Simplify language.
6018 (Optimize Options): Complete sentence.
6020 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
6022 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
6025 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
6028 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
6029 inits on power8 and above, use the VMRGEW instruction instead of a
6032 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
6033 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
6036 2016-09-20 Tamar Christina <tamar.christina@arm.com>
6038 * config/aarch64/arm_neon.h
6039 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
6040 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
6041 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
6043 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
6045 * config/var/vax.h (ELIMINABLE_REGS): Define.
6046 (INITIAL_ELIMINATION_OFFSET): Define.
6048 2016-09-20 Jakub Jelinek <jakub@redhat.com>
6051 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
6052 cast to void * if the cast is from some other pointer type.
6054 2016-09-20 Richard Biener <rguenther@suse.de>
6056 PR tree-optimization/77646
6057 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
6060 2016-09-20 Tamar Christina <tamar.christina@arm.com>
6062 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
6063 attributes to all inlined functions and make them extern.
6065 2016-09-20 Richard Biener <rguenther@suse.de>
6067 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
6069 * debug.c (do_nothing_debug_hooks): Adjust.
6070 * dbxout.c (dbx_debug_hooks): Likewise.
6071 * sdbout.c (sdb_debug_hooks): Likewise.
6072 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
6073 (dwarf2out_finish): Move producer, filename and
6075 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
6076 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
6078 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6081 * doc/invoke.texi: Document -Wint-in-bool-context.
6084 * dwarf2out.c (output_loc_operands): Fix an assertion.
6086 2016-09-19 Joseph Myers <joseph@codesourcery.com>
6088 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
6089 (CR_DECIMAL_DIG): New macro.
6091 2016-09-19 Joseph Myers <joseph@codesourcery.com>
6093 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
6096 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
6098 PR rtl-optimization/77416
6099 * lra-remat.c (operand_to_remat): Process hard coded insn
6102 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6104 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
6105 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
6107 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
6109 * target.def (lra_p): Wordsmithing.
6110 * doc/tm.texi: Regenerate.
6112 2016-09-19 Jakub Jelinek <jakub@redhat.com>
6113 Jan Hubicka <jh@suse.cz>
6116 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
6117 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
6118 Call ultimate_alias_target just once, not up to 4 times.
6120 2016-09-19 Richard Biener <rguenther@suse.de>
6122 * dwarf2out.c (early_dwarf_finished): New global.
6123 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
6125 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
6126 if called from LTO exit early.
6127 (dwarf2out_late_global_decl): When being during the early
6128 debug phase do not add locations but only const value attributes.
6129 Adjust the way we generate early DIEs for LTO.
6131 2016-09-19 Richard Biener <rguenther@suse.de>
6134 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
6135 proper niter to bound the loops.
6137 2016-09-19 Richard Biener <rguenther@suse.de>
6139 PR tree-optimization/77514
6140 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
6141 search for folded stmt.
6143 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
6145 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
6146 * tree-pass.h (make_pass_early_thread_jumps): Declare.
6147 * tree-ssa-threadbackward.c (fsm_find_thread_path,
6148 fsm_find_thread_path, profitable_jump_thread_path,
6149 fsm_find_control_statement_thread_paths,
6150 find_jump_threads_backwards): Add speed_p parameter.
6151 (pass_data_early_thread_jumps): New pass.
6152 (make_pass_early_thread_jumps): New function.
6154 2016-09-17 Andreas Schwab <schwab@suse.de>
6156 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
6157 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6159 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
6161 * recog.c (rest_of_handle_split_after_reload): Delete.
6162 (pass_split_after_reload::gate): New method.
6163 (pass_split_after_reload::execute): Call split_all_insns directly.
6165 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
6167 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
6168 parameters for functions taking long long arguments.
6170 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6173 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
6174 splat with truncate.
6176 2016-09-16 Jason Merrill <jason@redhat.com>
6178 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
6180 * hwint.c (exact_log2): Use pow2p_hwi.
6181 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
6182 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
6183 * builtins.c (get_object_alignment_2, get_object_alignment)
6184 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
6186 * calls.c (compute_argument_addresses, store_one_arg): Use
6188 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
6189 * combine.c (force_to_mode): Use least_bit_hwi.
6190 (contains_muldiv, find_split_point, combine_simplify_rtx)
6191 (simplify_if_then_else, simplify_set, force_to_mode)
6192 (if_then_else_cond, simplify_and_const_int_1)
6193 (simplify_compare_const): Use pow2p_hwi.
6194 * cse.c (fold_rtx): Use pow2p_hwi.
6195 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
6197 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
6198 (init_expmed_one_conv): Use pow2p_hwi.
6199 * expr.c (is_aligning_offset): Use pow2p_hwi.
6200 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
6201 (fold_binary_loc): Use pow2p_hwi.
6202 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
6203 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
6204 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
6205 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
6207 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
6208 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
6209 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
6210 * omp-low.c (oacc_loop_fixed_partitions)
6211 (oacc_loop_auto_partitions): Use least_bit_hwi.
6212 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
6213 * stor-layout.c (place_field): Use least_bit_hwi.
6214 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
6215 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
6216 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
6217 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
6218 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
6219 * tree-vect-data-refs.c (vect_analyze_group_access_1)
6220 (vect_grouped_store_supported, vect_grouped_load_supported)
6221 (vect_permute_load_chain, vect_shift_permute_load_chain)
6222 (vect_transform_grouped_load): Use pow2p_hwi.
6223 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
6224 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
6225 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
6227 * tsan.c (instrument_expr): Use least_bit_hwi.
6228 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
6230 2016-09-16 Andreas Schwab <schwab@suse.de>
6232 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
6234 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6236 2016-09-16 Jakub Jelinek <jakub@redhat.com>
6239 * combine.c (rest_of_handle_combine): If any edges have been purged,
6240 free dominators if available.
6242 2016-09-16 Jakub Jelinek <jakub@redhat.com>
6243 Eric Botcazou <ebotcazou@adacore.com>
6246 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
6247 through into expand_addsub_overflow after expand_neg_overflow.
6249 2016-09-15 David Malcolm <dmalcolm@redhat.com>
6251 * diagnostic-show-locus.c
6252 (selftest::test_fixit_insert_containing_newline): New function.
6253 (selftest::test_fixit_replace_containing_newline): New function.
6254 (selftest::diagnostic_show_locus_c_tests): Call the above.
6256 2016-09-15 Bin Cheng <bin.cheng@arm.com>
6258 PR tree-optimization/77503
6259 * tree-vect-loop.c (vectorizable_reduction): Record reduction
6260 code for CONST_COND_REDUCTION at analysis stage and use it at
6262 * tree-vectorizer.h (struct _stmt_vec_info): New field.
6263 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
6264 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
6267 2016-09-15 Richard Biener <rguenther@suse.de>
6270 * fold-const.c (split_tree): Do not split constant ~X.
6272 2016-09-15 Jakub Jelinek <jakub@redhat.com>
6274 PR rtl-optimization/77425
6275 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
6279 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
6280 use %qs instead of %s where desirable, use argument instead of arg in
6281 the diagnostic wording, add list of supported strategies and
6283 (ix86_option_override_internal): Emit target("m...") instead of
6284 option("m...") in the diagnostic. Use %qs instead of %s in invalid
6285 -march/-mtune option diagnostic. Add list of supported arches/tunings
6286 and spellcheck hint. Remove prefix, suffix and sw variables, use
6287 main_args_p ? "..." : "..." in diagnostics to make translation
6290 2016-09-15 Richard Biener <rguenther@suse.de>
6292 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
6293 extra offset argument.
6294 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
6295 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
6296 to reflect new offset parameter.
6297 * doc/tm.texi: Regenerate.
6298 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
6299 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
6301 (darwin_asm_output_dwarf_offset): Likewise.
6302 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
6304 (darwin_asm_output_dwarf_offset): Pass offset argument through.
6305 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
6306 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6308 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
6311 * ipa-icf.c (set_alias_uids): New function.
6312 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
6313 all the merged variable's referring aliases.
6315 2016-09-15 Richard Biener <rguenther@suse.de>
6317 PR tree-optimization/77514
6318 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
6319 only forced_stmts sequence.
6321 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
6323 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
6324 * cfgexpand.c (update_alias_info_with_stack_vars): Use
6325 FOR_EACH_SSA_NAME to iterate over SSA variables.
6326 (pass_expand::execute): Likewise.
6327 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
6328 * tree-cfg.c (dump_function_to_file): Likewise.
6329 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
6330 (update_ssa): Likewise.
6331 * tree-ssa-alias.c (dump_alias_info): Likewise.
6332 * tree-ssa-ccp.c (ccp_finalize): Likewise.
6333 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
6334 (create_outofssa_var_map): Likewise.
6335 (coalesce_ssa_name): Likewise.
6336 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
6337 * tree-ssa-pre.c (compute_avail): Likewise.
6338 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
6339 (scc_vn_restore_ssa_info): Likewise.
6340 (free_scc_vn): Likwise.
6341 (run_scc_vn): Likewise.
6342 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
6343 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
6344 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6345 * tree-ssa.c (verify_ssa): Likewise.
6347 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
6349 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
6350 and mips64r2 as default 32-bit and 64-bit architectures.
6351 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
6352 as default 32-bit and 64-bit architectures.
6354 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
6356 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
6359 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6361 * target.def (lra_p): Change commentary (for the manual) for the
6363 * doc/tm.texi: Regenerate.
6365 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6367 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
6368 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
6369 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
6370 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
6372 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6374 * targhooks.c (default_lra_p): Return true instead of false.
6376 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6378 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
6379 hook_bool_void_false.
6380 * config/avr/avr.c: Ditto.
6381 * config/bfin/bfin.c: Ditto.
6382 * config/c6x/c6x.c: Ditto.
6383 * config/cr16/cr16.c: Ditto.
6384 * config/cris/cris.c: Ditto.
6385 * config/epiphany/epiphany.c: Ditto.
6386 * config/fr30/fr30.c: Ditto.
6387 * config/frv/frv.c: Ditto.
6388 * config/h8300/h8300.c: Ditto.
6389 * config/ia64/ia64.c: Ditto.
6390 * config/iq2000/iq2000.c: Ditto.
6391 * config/lm32/lm32.c: Ditto.
6392 * config/m32c/m32c.c: Ditto.
6393 * config/m32r/m32r.c: Ditto.
6394 * config/m68k/m68k.c: Ditto.
6395 * config/mcore/mcore.c: Ditto.
6396 * config/microblaze/microblaze.c: Ditto.
6397 * config/mmix/mmix.c: Ditto.
6398 * config/mn10300/mn10300.c: Ditto.
6399 * config/moxie/moxie.c: Ditto.
6400 * config/msp430/msp430.c: Ditto.
6401 * config/nios2/nios2.c: Ditto.
6402 * config/nvptx/nvptx.c: Ditto.
6403 * config/pa/pa.c: Ditto.
6404 * config/pdp11/pdp11.c: Ditto.
6405 * config/rl78/rl78.c: Ditto.
6406 * config/sparc/sparc.c: Ditto.
6407 * config/spu/spu.c: Ditto.
6408 * config/stormy16/stormy16.c: Ditto.
6409 * config/tilegx/tilegx.c: Ditto.
6410 * config/tilepro/tilepro.c: Ditto.
6411 * config/v850/v850.c: Ditto.
6412 * config/vax/vax.c: Ditto.
6413 * config/visium/visium.c: Ditto.
6414 * config/xtensa/xtensa.c: Ditto.
6416 2016-09-14 Jakub Jelinek <jakub@redhat.com>
6419 * tsan.c: Include target.h.
6420 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
6421 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
6422 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
6423 BUILT_IN_ATOMIC_TEST_AND_SET entries.
6424 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
6426 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
6427 Martin Liska <mliska@suse.cz>
6430 * predict.c (force_edge_cold): Add braces to a condition.
6432 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
6434 PR rtl-optimization/77289
6435 * lra-constraints.c (get_final_hard_regno): Removed.
6436 (get_hard_regno): Add new parameter final_p.
6437 (get_reg_class): Directly call lra_get_elimination_hard_regno.
6438 (operands_match_p): Adjust call to get_hard_regno.
6439 (uses_hard_regs_p): Likewise.
6440 (process_alt_operands): Likewise.
6442 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
6445 * config/msp430/msp430.c (msp430_start_function): Emit an error
6446 if a function is both weak and specifies an interrupt number.
6448 2016-09-13 Jakub Jelinek <jakub@redhat.com>
6450 PR tree-optimization/77454
6451 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
6452 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
6455 2016-09-13 Tamar Christina <tamar.christina@arm.com>
6457 * config/aarch64/aarch64-builtins.c
6458 (aarch64_init_simd_builtins): Fix builtin type signature printing.
6460 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
6462 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
6463 SFmode and SCmode arguments by reference.
6465 2016-09-13 David Malcolm <dmalcolm@redhat.com>
6467 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
6469 (selftest::test_one_liner_fixit_insert_before): ...this, and update
6470 for renaming of add_fixit_insert to add_fixit_insert_before.
6471 (selftest::test_one_liner_fixit_insert_after): New function.
6472 (selftest::test_one_liner_fixit_validation_adhoc_locations):
6473 Update for renaming of add_fixit_insert to add_fixit_insert_before.
6474 (selftest::test_one_liner_many_fixits): Likewise.
6475 (selftest::test_diagnostic_show_locus_one_liner): Update for
6476 renaming, call new test function.
6477 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
6478 renaming of add_fixit_insert to add_fixit_insert_before.
6479 (selftest::test_fixit_consolidation): Likewise.
6480 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
6482 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
6483 (selftest::test_applying_fixits_insert_before): ...this.
6484 (selftest::test_applying_fixits_insert): Update for renaming of
6485 add_fixit_insert to add_fixit_insert_before.
6486 (selftest::test_applying_fixits_insert_after): New function.
6487 (selftest::test_applying_fixits_insert_after_at_line_end): New
6489 (selftest::test_applying_fixits_insert_after_failure): New function.
6490 (selftest::test_applying_fixits_multiple): Update for renaming of
6491 add_fixit_insert to add_fixit_insert_before.
6492 (selftest::change_line): Likewise.
6493 (selftest::test_applying_fixits_unreadable_file): Likewise.
6494 (selftest::test_applying_fixits_line_out_of_range): Likewise.
6495 (selftest::test_applying_fixits_column_validation): Likewise.
6496 (selftest::test_applying_fixits_column_validation): Likewise.
6497 (selftest::edit_context_c_tests): Update for renamed test function;
6498 call new test functions.
6500 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
6502 PR tree-optimization/77536
6503 PR rtl-optimization/68212
6504 * config/rs6000/rs6000.md (div->recip splitter): Remove
6505 optimize_insn_for_speed_p condition.
6507 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
6509 * optabs.c (prepare_cmp_insn): Update documentation comment.
6511 2016-09-13 Jakub Jelinek <jakub@redhat.com>
6512 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6515 * opts.h (candidates_list_and_hint): Declare.
6516 * opts-common.c (candidates_list_and_hint): New function.
6517 (cmdline_handle_error): Use it.
6519 2016-09-12 David Malcolm <dmalcolm@redhat.com>
6521 * edit-context.c (edited_line::get_len): New accessor.
6522 (edited_file::print_diff): Split out hunk-printing into...
6523 (edited_file::print_diff_hunk): New method.
6524 (edited_file::print_diff_line): New method.
6526 2016-09-12 Andrew Pinski <apinski@cavium.com>
6528 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
6530 * config/aarch64/aarch64.c (thunderx_tunings): Enable
6531 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
6532 (aarch64_operands_ok_for_ldpstp): Return false if
6533 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
6534 was SImode and the alignment is less than 8 byte.
6535 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
6537 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
6540 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
6542 2016-09-12 Marek Polacek <polacek@redhat.com>
6544 * doc/extend.texi: Use lowercase "boolean".
6545 * doc/invoke.texi: Likewise.
6546 * doc/md.texi: Likewise.
6547 * target.def: Likewise.
6548 * doc/tm.texi: Regenerated.
6550 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6553 * expmed.c (synth_mult): Delete duplicate mode check.
6555 2016-09-10 Tom de Vries <tom@codesourcery.com>
6558 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
6560 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
6561 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
6563 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
6565 PR rtl-optimization/77289
6566 * lra-constraints.c (get_final_hard_regno): Add support for non hard
6567 register numbers. Remove support for subregs.
6568 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
6569 (get_reg_class): Delete removed get_final_hard_regno() argument.
6570 (uses_hard_regs_p): Call get_final_hard_regno().
6572 2016-09-09 Martin Sebor <msebor@redhat.com>
6576 * pretty-print.c (pp_quoted_string): New function.
6577 (pp_format): Call it for %c and %s directives.
6579 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6581 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
6582 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
6583 INITIAL_ELIMINATION_OFFSET) : Update documentation.
6584 * target.def (frame_pointer_required, can_eliminate): Likewise.
6585 * doc/tm.texi: Regenerated.
6586 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
6588 * df-scan.c (df_hard_reg_init): Likewise.
6589 * ira.c (ira_setup_eliminable_regset): Likewise.
6590 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
6591 init_elim_table): Likewise.
6592 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
6593 set_initial_elim_offsets, update_eliminables,
6594 init_elim_table): Likewise.
6595 * rtlanal.c (get_initial_register_offset): Likewise.
6596 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
6597 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6598 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6599 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6600 * config/fr30/fr30.h: Fix comment.
6601 * config/frv/frv.c: Likewise.
6602 * config/frv/frv.h: Likewise.
6603 * config/ft32/ft32.h: Likewise.
6604 * config/visium/visium.h: Likewise.
6605 * config/pa/pa64-linux.h: Likewise.
6606 * config/v850/v850.h: Likewise.
6607 * config/cris/cris.c: Likewise.
6608 * config/ia64/ia64.h: Likewise.
6609 * config/moxie/moxie.h: Likewise.
6610 * config/m32r/m32r.h: Likewise.
6612 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
6615 * config.in: Regenerate.
6616 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
6618 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
6619 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
6620 static-libmpxwrappers case.
6621 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
6622 MPX_LD_AS_NEEDED_GUARD_POP.
6623 * configure: Regenerate.
6624 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
6625 defined if linker support "--push-state"/"--pop-state".
6627 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
6629 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
6631 2016-09-09 Joseph Myers <joseph@codesourcery.com>
6633 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
6634 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
6635 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
6636 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
6637 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
6638 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
6639 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
6641 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
6642 width macros from TS 18661-1.
6643 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
6645 2016-09-08 Jakub Jelinek <jakub@redhat.com>
6648 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
6649 OMP_CLAUSE_SAFELEN_EXPR.
6651 2016-09-07 David Malcolm <dmalcolm@redhat.com>
6653 * Makefile.in (OBJS): Add substring-locations.o.
6654 * langhooks-def.h (class substring_loc): New forward decl.
6655 (lhd_get_substring_location): New decl.
6656 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
6657 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
6658 * langhooks.c (lhd_get_substring_location): New function.
6659 * langhooks.h (class substring_loc): New forward decl.
6660 (struct lang_hooks): Add field get_substring_location.
6661 * substring-locations.c: New file, taking definition of
6662 format_warning_va and format_warning_at_substring from
6663 c-family/c-format.c, making them non-static.
6664 * substring-locations.h (class substring_loc): Move class here
6665 from c-family/c-common.h. Add and rewrite comments.
6666 (format_warning_va): New decl.
6667 (format_warning_at_substring): New decl.
6668 (get_source_location_for_substring): Add comment.
6670 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
6672 * config/i386/i386.c: Add 'U' suffix to processor feature bits
6673 to avoid -Wnarrowing warning.
6674 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
6675 * opts.c: Likewise for SANITIZER_OPT bitmasks.
6677 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
6679 * config/aarch64/aarch64.c (aarch64_legitimize_address):
6680 Avoid use of base_offset if offset already in range.
6682 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
6684 * config/sh/sh-protos.h (struct sh_atomic_model,
6685 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
6686 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
6687 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
6688 * config/sh/sh.h (struct sh_atomic_model,
6689 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
6690 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
6691 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
6692 Guard with __cplusplus.
6694 2016-09-06 Jakub Jelinek <jakub@redhat.com>
6697 * config/i386/i386.c (ix86_expand_builtin): For builtin with
6698 unsupported or unknown ISA, use expand_call.
6700 2016-09-06 Martin Liska <mliska@suse.cz>
6702 PR gcov-profile/77378
6703 PR gcov-profile/77466
6704 * tree-profile.c (tree_profiling): Detect whether target can use
6705 -fprofile-update=atomic.
6707 2016-09-06 Richard Biener <rguenther@suse.de>
6709 PR tree-optimization/77479
6710 * tree-vrp.c (update_value_range): Extend overflow handling to
6713 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6716 * config/i386/i386.md (isa): Add x64_avx512bw.
6717 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
6718 (kmov_isa): New mode attr.
6719 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
6720 (*zero_extend<mode>si2): Likewise.
6721 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
6723 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
6725 * doc/invoke.texi (SPU Options): nops -> NOPs.
6726 (x86 Options): Ditto.
6728 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6731 * toplev.c (process_options): Temporarily set input_location
6732 to UNKNOWN_LOCATION around targetm.target_option.override () call.
6734 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
6736 PR rtl-optimization/77452
6737 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
6738 inner-mode reference to a CONST_VECTOR constant in the constant pool.
6740 2016-09-05 Marek Polacek <polacek@redhat.com>
6743 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
6745 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6748 * gensupport.c (alter_output_for_subst_insn): Remove redundant
6749 *insn_out == '*' test. Don't copy unnecessary to yet another
6750 memory buffer, and don't leak it.
6752 PR rtl-optimization/77425
6753 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
6755 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
6757 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
6759 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6761 * common.opt (fdiagnostics-generate-patch): New option.
6762 * diagnostic.c: Include "edit-context.h".
6763 (diagnostic_initialize): Initialize context->edit_context_ptr.
6764 (diagnostic_finish): Delete context->edit_context_ptr.
6765 (diagnostic_report_diagnostic): Add fix-it hints from the
6766 diagnostic to context->edit_context_ptr, if any.
6767 * diagnostic.h (class edit_context): Add forward decl.
6768 (struct diagnostic_context): Add field "edit_context_ptr".
6769 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
6770 -fdiagnostics-generate-patch.
6771 (-fdiagnostics-generate-patch): New item.
6772 * toplev.c: Include "edit-context.h".
6773 (process_options): Set global_dc->edit_context_ptr to a new
6774 edit_context if the options need one.
6775 (toplev::main): Handle -fdiagnostics-generate-patch by using
6776 global_dc->edit_context_ptr.
6778 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6781 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
6782 map and firstprivate clauses on target construct for _Atomic
6784 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
6785 on target construct for _Atomic qualified decls.
6786 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
6788 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
6789 _Atomic qualified arguments not mentioned in uniform clause.
6791 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6793 * Makefile.in (OBJS-libcommon): Add edit-context.o.
6794 * diagnostic-color.c (color_dict): Add "diff-filename",
6795 "diff-hunk", "diff-delete", and "diff-insert".
6796 (parse_gcc_colors): Update default value of GCC_COLORS in comment
6797 to reflect above changes.
6798 * doc/invoke.texi (-fdiagnostics-color): Update description of
6799 default GCC_COLORS, and of the supported capabilities.
6800 * edit-context.c: New file.
6801 * edit-context.h: New file.
6802 * input.c (struct fcache): Add field "missing_trailing_newline".
6803 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
6805 (add_file_to_cache_tab): Likewise.
6806 (fcache::fcache): Likewise.
6807 (get_next_line): Update c->missing_trailing_newline.
6808 (location_missing_trailing_newline): New function.
6809 * input.h (location_missing_trailing_newline): New decl.
6810 * selftest-run-tests.c (selftest::run_tests): Call
6811 edit_context_c_tests.
6812 * selftest.h (edit_context_c_tests): New decl.
6814 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6815 Richard Biener <rguenth@suse.de>
6817 PR tree-optimization/77444
6818 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
6819 as steptype, remove redundant initialization.
6821 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6824 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
6825 (sanopt_optimize_walker): Optimize away
6826 __asan_before_dynamic_init (...) followed by
6827 __asan_after_dynamic_init () without intervening memory loads/stores.
6828 * ipa-pure-const.c (special_builtin_state): Handle
6829 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
6830 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
6832 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6834 * cfg.c (free_original_copy_tables): Replace second assignment of
6835 bb_copy = NULL by bb_original = NULL.
6837 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6840 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
6841 assignment added in r216794.
6843 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6845 * Makefile.in (OBJS): Add typed-splay-tree.o.
6846 * selftest-run-tests.c (selftest::run_tests): Call
6847 typed_splay_tree_c_tests.
6848 * selftest.h (typed_splay_tree_c_tests): New decl.
6849 * typed-splay-tree.c: New file.
6850 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
6851 (typed_splay_tree::max): New method.
6852 (typed_splay_tree::min): New method.
6853 (typed_splay_tree::foreach): New method.
6854 (typed_splay_tree::closure): New struct.
6855 (typed_splay_tree::inner_foreach_fn): New function.
6857 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6859 * ipa-cp.c (ipcp_store_bits_results): Change option name from
6860 -fipa-cp-bit to -fipa-bit-cp.
6862 2016-09-01 Martin Sebor <msebor@redhat.com>
6864 PR tree-optimization/71831
6865 * tree-object-size.h: Return bool instead of the size and add
6866 argument for the size.
6867 * tree-object-size.c (compute_object_offset): Update signature.
6868 (addr_object_size): Same.
6869 (compute_builtin_object_size): Return bool instead of the size
6870 and add argument for the size. Handle POINTER_PLUS_EXPR when
6871 optimization is disabled.
6872 (expr_object_size): Adjust.
6873 (plus_stmt_object_size): Adjust.
6874 (pass_object_sizes::execute): Adjust.
6875 * builtins.c (fold_builtin_object_size): Adjust.
6876 * doc/extend.texi (Object Size Checking): Update.
6877 * ubsan.c (instrument_object_size): Adjust.
6879 2016-09-01 Martin Sebor <msebor@redhat.com>
6881 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
6882 it fits the output of the formatted function regardless of its
6884 * genmodes.c (parser::parse_expr): Same.
6885 * gimplify.c (gimplify_asm_expr): Same.
6886 * passes.c (pass_manager::register_one_dump_file): Same.
6887 * print-tree.c (print_node): Same.
6889 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6891 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
6893 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6895 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
6897 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6899 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
6900 * config/rs6000/vector.md: Ditto.
6901 * config/rs6000/vsx.md: Ditto.
6903 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
6905 * ipa-inline-analysis.c (param_change_prob): Get to the base object
6908 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6910 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
6911 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
6912 *return_and_restore_gpregs_<mode>_r11,
6913 *return_and_restore_gpregs_<mode>_r12,
6914 *return_and_restore_gpregs_<mode>_r1,
6915 *return_and_restore_fpregs_<mode>_r11,
6916 *return_and_restore_fpregs_<mode>_r12,
6917 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
6918 directly instead of via the "l" constraint. Renumber operands.
6921 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6923 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
6924 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
6925 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
6926 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
6927 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
6928 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
6929 *call_value_nonlocal_darwin64, reload_macho_picbase,
6930 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
6931 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
6932 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
6933 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
6934 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
6935 *save_fpregs_<mode>_r1): Ditto.
6936 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
6937 *return_and_restore_gpregs_spe): Ditto.
6939 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6941 * config/rs6000/rs6000.md
6942 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
6943 the use of the link register.
6944 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
6946 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6947 Michael Meissner <meissner@linux.vnet.ibm.com>
6950 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
6951 reg+reg addressing for TImode.
6952 (rs6000_legitimate_address_p): Only allow register indirect
6953 addressing for TImode, even without TARGET_QUAD_MEMORY.
6955 2016-09-01 Richard Biener <rguenther@suse.de>
6958 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
6959 check whether the result fits the desired result type.
6961 2016-09-01 Nathan Sidwell <nathan@acm.org>
6963 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
6965 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
6967 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
6969 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
6971 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6973 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
6974 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
6975 for comparisons of integer ZERO_EXTEND against zero.
6977 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
6979 * config/i386/i386.c (ix86_option_override_internal): Also disable the
6980 STV pass if -mstackrealign is enabled.
6982 2016-08-31 Ilya Verbin <iverbin@gmail.com>
6984 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
6987 2016-08-31 David Malcolm <dmalcolm@redhat.com>
6989 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
6990 (layout_range::intersects_line_p): New method.
6991 (test_range_contains_point_for_single_point): Rename to...
6992 (test_layout_range_for_single_point): ...this, and add testing
6993 for layout_range::intersects_line_p.
6994 (test_range_contains_point_for_single_line): Rename to...
6995 (test_layout_range_for_single_line): ...this, and add testing
6996 for layout_range::intersects_line_p.
6997 (test_range_contains_point_for_multiple_lines): Rename to...
6998 (test_layout_range_for_multiple_lines): ...this, and add testing
6999 for layout_range::intersects_line_p.
7000 (layout::layout): Populate m_fixit_hints.
7001 (layout::get_expanded_location): Handle the case of a line-span
7003 (layout::validate_fixit_hint_p): New method.
7004 (get_line_span_for_fixit_hint): New function.
7005 (layout::calculate_line_spans): Add spans for fixit-hints.
7006 (layout::should_print_annotation_line_p): New method.
7007 (layout::print_any_fixits): Drop param "richloc", instead using
7008 validated fixits in m_fixit_hints. Add "const" to hint pointers.
7009 (diagnostic_show_locus): Avoid printing blank annotation lines.
7010 (selftest::test_diagnostic_context::test_diagnostic_context):
7011 Initialize show_column and start_span.
7012 (selftest::test_diagnostic_context::start_span_cb): New static
7014 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
7015 (selftest::diagnostic_show_locus_c_tests): Update for function
7016 renamings. Call test_diagnostic_show_locus_fixit_lines.
7018 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
7020 PR tree-optimization/73714
7021 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
7023 2016-08-31 David Malcolm <dmalcolm@redhat.com>
7025 * selftest.c: Move "namespace selftest {" to top of file,
7026 removing explicit "selftest::" qualifiers throughout.
7028 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
7030 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
7032 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
7033 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
7034 Replace builtin with vector extension.
7035 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
7037 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
7038 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
7039 Replace builtin with vector extension.
7040 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
7041 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
7042 Replace builtin with vector extension.
7043 * config/i386/xmmintrin.h (__m128_u): New type.
7044 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
7045 (_mm_load_ps, _mm_store_ps): Simplify.
7047 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
7049 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
7051 2016-08-30 David Malcolm <dmalcolm@redhat.com>
7053 * diagnostic-show-locus.c (colorizer::begin_state): Support more
7054 than 3 ranges per diagnostic by alternating between color 1 and
7056 (layout::layout): Replace use of rich_location::MAX_RANGES
7057 with richloc->get_num_locations ().
7058 (layout::calculate_line_spans): Replace use of
7059 rich_location::MAX_RANGES with m_layout_ranges.length ().
7060 (layout::print_annotation_line): Handle arbitrary numbers of
7061 ranges in caret-printing by defaulting to '^'.
7062 (selftest::test_one_liner_many_fixits): New function.
7063 (test_diagnostic_show_locus_one_liner): Call it.
7064 * diagnostic.c (diagnostic_initialize): Update for renaming
7065 of rich_location::MAX_RANGES to
7066 rich_location::STATICALLY_ALLOCATED_RANGES.
7067 * diagnostic.h (struct diagnostic_context): Likewise.
7069 2016-08-30 David Malcolm <dmalcolm@redhat.com>
7071 * selftest.c (selftest::named_temp_file::named_temp_file): New
7073 (selftest::temp_source_file::~temp_source_file): Move to...
7074 (selftest::named_temp_file::~named_temp_file): ...here.
7075 (selftest::test_named_temp_file): New function.
7076 (selftest::selftest_c_tests): Call test_named_temp_file.
7077 * selftest.h (class named_temp_file): New class.
7078 (class temp_source_file): Convert to a subclass of named_temp_file.
7080 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
7082 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
7083 USEs of LR_REGNO in returns and sibcalls.
7084 (rs6000_output_mi_thunk): Similar.
7085 (rs6000_sibcall_aix): Similar.
7086 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
7087 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
7088 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
7089 Remove the USE of LR_REGNO from the patterns as well. Delete an
7091 (return_internal_<mode>): Delete.
7093 2016-08-30 Tamar Christina <tamar.christina@arm.com>
7095 * config/aarch64/aarch64-simd.md
7096 (aarch64_ld2<mode>_dreg_le): New.
7097 (aarch64_ld2<mode>_dreg_be): New.
7098 (aarch64_ld2<mode>_dreg): Removed.
7099 (aarch64_ld3<mode>_dreg_le): New.
7100 (aarch64_ld3<mode>_dreg_be): New.
7101 (aarch64_ld3<mode>_dreg): Removed.
7102 (aarch64_ld4<mode>_dreg_le): New.
7103 (aarch64_ld4<mode>_dreg_be): New.
7104 (aarch64_ld4<mode>_dreg): Removed.
7105 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
7107 2016-08-30 David Malcolm <dmalcolm@redhat.com>
7109 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
7110 redundant location param.
7111 (test_one_liner_fixit_remove): Likewise.
7112 (test_one_liner_fixit_replace): Likewise.
7113 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
7114 * gcc-rich-location.c
7115 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
7116 get_range_from_loc. Drop overload taking a const char *.
7117 * gcc-rich-location.h
7118 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
7121 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
7123 * config/linux.c (linux_libc_has_function): Return true on musl.
7125 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
7127 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
7129 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
7131 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
7132 used for abnormal egdes.
7134 2016-08-30 Jakub Jelinek <jakub@redhat.com>
7136 PR tree-optimization/72866
7137 * tree-vect-patterns.c (search_type_for_mask): Turn into
7138 a small wrapper, move all code to ...
7139 (search_type_for_mask_1): ... this new function. Add caching
7140 and adjust recursive calls.
7143 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
7144 instead of lookup_type_die (type_main_variant (type)) even for array
7148 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
7149 constant pool reference return x instead of c.
7151 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
7153 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
7156 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7159 (selftest::test_make_location_nonpure_range_endpoints): Fix
7162 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7164 * diagnostic-show-locus.c
7165 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
7167 (selftest::test_diagnostic_show_locus_one_liner): Call it.
7168 * input.c (get_pure_location): Move to libcpp/line-map.c.
7169 * input.h (get_pure_location): Convert decl to an inline function
7170 calling implementation in libcpp.
7172 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
7175 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
7176 template for intel asm dialect.
7177 (vec_set_hi_<mode><mask_name>): Ditto.
7179 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7181 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
7182 (selftest::fail_formatted): Likewise.
7184 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7186 * input.c (make_location): Call get_start and get_finish
7187 on the endpoints to avoid storing packed ranges or ad-hoc
7189 (selftest::test_make_location_nonpure_range_endpoints): New function.
7190 (selftest::input_c_tests): Call it.
7191 * input.h (get_start): New inline function.
7193 2016-08-29 Tom de Vries <tom@codesourcery.com>
7196 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
7199 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
7201 * Makefile.in (gcov-iov.h): Add dummy recipe.
7203 2016-08-29 Nathan Sidwell <nathan@acm.org>
7205 * config/nvptx/nvptx.c: #include tree-vrp.h.
7207 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
7210 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
7211 HIGH+LO construct during reload.
7213 2016-08-28 Tom de Vries <tom@codesourcery.com>
7216 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
7217 'sysv_abi va_list' attribute.
7218 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
7219 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
7222 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7224 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
7225 * emit-rtl.c (unshare_all_rtl_1): Adjust.
7226 (unshare_all_rtl_again): Likewise.
7227 * function.c (assign_stack_local_1): Likewise.
7228 (assign_stack_temp_for_type): Likewise.
7230 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7232 * cfgbuild.c (make_edges): Adjust.
7233 * cfgrtl.c (can_delete_label_p): Likewise.
7234 * dwarf2cfi.c (create_trace_edges): Likewise.
7235 * except.c (sjlj_emit_dispatch_table): Likewise.
7236 * function.h (struct expr_status): make x_forced_labels a vector.
7237 * jump.c (rebuild_jump_labels_1): Adjust.
7238 * reload1.c (set_initial_label_offsets): Likewise.
7239 * stmt.c (force_label_rtx): Likewise.
7240 (expand_label): Likewise.
7242 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7244 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
7246 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
7248 PR tree-optimization/71077
7249 PR tree-optimization/68542
7250 * fold-const.c (fold_relational_const): Fix folding of
7251 VECTOR_CST comparisons that have a scalar boolean result type.
7252 (selftest::test_vector_folding): New static function.
7253 (selftest::fold_const_c_tests): Call it.
7255 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7257 * doc/extend.texi (SPU Built-in Functions): Remove stale
7258 references to material formerly at IBM and Sony.
7260 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
7263 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
7265 2016-08-26 David Malcolm <dmalcolm@redhat.com>
7267 * diagnostic-show-locus.c
7268 (selftest::test_fixit_consolidation): New function.
7269 (selftest::diagnostic_show_locus_c_tests): Call it.
7270 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
7271 constructor based on source_range.
7273 2016-08-26 David Malcolm <dmalcolm@redhat.com>
7275 * diagnostic-color.c (color_dict): Add "fixit-insert" and
7277 (parse_gcc_colors): Update description of default GCC_COLORS.
7278 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
7279 (colorizer::set_fixit_insert): New method.
7280 (colorizer::set_fixit_delete): New method.
7281 (colorizer::get_color_by_name): New method.
7282 (colorizer::STATE_FIXIT_INSERT): New constant.
7283 (colorizer::STATE_FIXIT_DELETE): New constant.
7284 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
7285 fields in favor of new field "m_stop_color". Add fields
7286 "m_fixit_insert" and "m_fixit_delete".
7287 (colorizer::colorizer): Update for above changes. Replace
7288 colorize_start calls with calls to get_color_by_name.
7289 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
7290 STATE_FIXIT_DELETE. Update for field renamings.
7291 (colorizer::finish_state): Simplify by using m_stop_color,
7292 rather than multiple identical "*_ce" fields.
7293 (colorizer::get_color_by_name): New method.
7294 (layout::print_any_fixits): Print insertions and replacements
7295 using the "fixit-insert" color, and deletions using the
7296 "fixit-delete" color.
7297 * doc/invoke.texi (-fdiagnostics-color): Update description of
7298 default GCC_COLORS, and of the supported capabilities.
7300 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
7302 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
7303 current_function_static_stack_size variable with the static
7304 stack frame size of the current function when
7305 flag_stack_usage_info is enabled.
7307 2016-08-26 Nathan Sidwell <nathan@acm.org>
7309 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
7310 assignment inside if condition.
7312 2016-08-26 Richard Biener <rguenther@suse.de>
7314 PR tree-optimization/69047
7315 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
7316 extracts similar to what FRE does.
7317 (non_rewritable_mem_ref_base): Likewise.
7319 2016-08-26 Joseph Myers <joseph@codesourcery.com>
7321 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
7322 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7323 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7324 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7325 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
7327 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7328 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7329 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7330 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
7331 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7333 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7336 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
7337 reservation duration to 15 cycles.
7338 (cortex_a8_vfp_macs): Likewise.
7339 (cortex_a8_vfp_macd): Likewise.
7340 (cortex_a8_vfp_divs): Likewise.
7341 (cortex_a8_vfp_divd): Likewise.
7343 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7345 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
7346 (aarch_macro_fusion_pair_p): Use above to avoid early return.
7348 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7349 Martin Jambhor <mjambor@suse.cz>
7351 * common.opt: New option -fipa-bit-cp.
7352 * doc/invoke.texi: Document -fipa-bit-cp.
7353 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
7354 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
7355 * tree-ssa-ccp.h: New header file.
7356 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
7357 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
7358 Replace all occurences of tree parameter by two new params: signop, int.
7359 (bit_value_unop_1): Change to bit_value_unop and export it.
7360 Replace all occurences of tree parameter by two new params: signop,
7362 (bit_value_binop): Change call from bit_value_binop_1 to
7364 (bit_value_assume_aligned): Likewise.
7365 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
7366 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
7368 (ccp_finalize): Skip processing if val->mask == 0.
7369 * ipa-cp.c: Include tree-ssa-ccp.h
7370 (ipcp_bits_lattice): New class.
7371 (ipcp_param_lattice (bits_lattice): New member.
7372 (print_all_lattices): Call ipcp_bits_lattice::print.
7373 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
7374 (initialize_node_lattices): Likewise.
7375 (propagate_bits_accross_jump_function): New function.
7376 (propagate_constants_accross_call): Call
7377 propagate_bits_accross_jump_function.
7378 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
7379 (ipcp_store_bits_results): New function.
7380 (ipcp_driver): Call ipcp_store_bits_results.
7381 * ipa-prop.h (ipa_bits): New struct.
7382 (ipa_jump_func): Add new member bits of type ipa_bits.
7383 (ipa_param_descriptor): Change decl to decl_or_type.
7384 (ipa_get_param): Change decl to decl_or_type and assert on
7386 (ipa_get_type): New function.
7387 (ipcp_transformation_summary): New member bits.
7388 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
7389 (ipa_populate_param_decls): Likewise.
7390 (ipa_dump_param): Likewise.
7391 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
7393 (ipa_set_jf_unknown): Set ipa_bits::known to false.
7394 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
7396 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
7397 (ipa_write_jump_function): Add streaming for ipa_bits.
7398 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
7399 (write_ipcp_transformation_info): Add streaming for ipa_bits
7401 (read_ipcp_transfomration_info): Add support for reading streamed
7403 (ipcp_update_bits): New function.
7404 (ipcp_transform_function): Call ipcp_update_bits.
7406 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
7408 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
7409 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
7411 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
7413 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
7415 2016-08-25 Richard Biener <rguenther@suse.de>
7417 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
7418 Only add locations in late dwarf.
7419 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
7420 (dwarf2out_early_finish): But do it here.
7422 2016-08-24 Michael Collison <michael.collison@linaro.org>
7423 Michael Collison <michael.collison@arm.com>
7425 * config/arm/arm-modes.def: Add new condition code mode CC_V
7426 to represent the overflow bit.
7427 * config/arm/arm.c (maybe_get_arm_condition_code):
7428 Add support for CC_Vmode.
7429 (arm_gen_unlikely_cbranch): New function to generate common
7430 rtl conditional branches for overflow patterns.
7431 * config/arm/arm-protos.h: Add prototype for
7432 arm_gen_unlikely_cbranch.
7433 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
7434 addsi3_compareV_upper): New patterns to support signed
7435 builtin overflow add operations.
7436 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
7437 New patterns to support unsigned builtin add overflow operations.
7438 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
7439 builtin overflow subtract operations,
7440 (usubv<mode>4): New patterns to support unsigned builtin subtract
7441 overflow operations.
7442 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
7443 to support builtin overflow negate operations.
7445 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7448 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7450 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7451 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7454 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
7456 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
7457 MULTILIB_OPTIONS should be used. Small wording fixes.
7458 * genmultilib: Memorize set of all option combinations in
7459 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
7460 found in MULTILIB_OPTIONS by checking if option set is listed in
7461 combination_space. Output new and existing error message to stderr.
7463 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
7465 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
7466 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
7467 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
7468 (MULTILIB_REUSE): Remove reuse rules for option set including
7469 -mfpu=fp-armv8 and -mfpu=vfpv4
7471 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
7473 * config/arm/t-rtems: Add vfp multilib.
7475 2016-08-23 Ian Lance Taylor <iant@golang.org>
7477 * config/s390/s390.c (s390_asm_file_start): Call
7480 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7482 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
7483 initialization of all 0's to the 0 constant, instead of directly
7484 generating XOR. Add support for V4SImode vector initialization on
7485 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
7486 initialization. Change variables used in V4SFmode vector
7487 intialization. For V4SFmode vector splat on ISA 3.0, make sure
7488 any memory addresses are in index form. Add support for using
7489 VSPLTH/VSPLTB to initialize vector short and vector char vectors
7490 with all of the same element.
7491 (regno_or_subregno): New helper function to return a register
7492 number for either REG or SUBREG.
7493 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
7494 Use regno_or_subregno where possible.
7495 (rs6000_split_v4si_init_di_reg): New helper function to build up a
7496 DImode value from two SImode values in order to generate V4SImode
7497 vector initialization on 64-bit systems with direct move.
7498 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
7500 (rtx_is_swappable_p): V4SImode vector initialization insn is not
7502 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
7504 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
7505 attributes to initialize V8HImode and V16QImode vectors with the
7507 (VSX_SPLAT_COUNT): Likewise.
7508 (VSX_SPLAT_SUFFIX): Likewise.
7509 (UNSPEC_VSX_VEC_INIT): New unspec.
7510 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
7511 Allow SFmode values to come from Altivec registers.
7512 (vsx_init_v4si): New insn/split for V4SImode vector initialization
7513 on 64-bit systems with direct move.
7514 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
7515 vector initializations, to allow V4SImode vector initializations
7516 on 64-bit systems with direct move.
7517 (vsx_splat_v4si): Likewise.
7518 (vsx_splat_v4si_di): Likewise.
7519 (vsx_splat_v4sf): Likewise.
7520 (vsx_splat_v4sf_internal): Likewise.
7521 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
7523 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
7524 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
7525 initializing V8HImode and V16QImode vectors with the same
7527 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
7528 optimization if -maltivec=be.
7530 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
7532 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
7533 attribute for alternatives 3 and 4.
7535 2016-08-23 David Malcolm <dmalcolm@redhat.com>
7537 * selftest.c (selftest::assert_str_contains): New function.
7538 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
7539 * selftest.h (selftest::assert_str_contains): New decl.
7540 (ASSERT_STR_CONTAINS): New macro.
7542 2016-08-23 Richard Biener <rguenther@suse.de>
7544 PR tree-optimization/77286
7545 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
7547 (vect_transform_loop): Split exit edges of loop and scalar
7548 loop if required and at the appropriate time.
7550 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7552 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7553 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7555 Correct a typo in a comment.
7557 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7559 * config/s390/s390.md ("*andc_split"): New splitter for and with
7562 2016-08-23 Richard Biener <rguenther@suse.de>
7564 PR tree-optimization/27336
7565 * tree-vrp.c (infer_value_range): Handle stmts that can throw
7566 by looking for a non-EH edge.
7567 (process_assert_insertions_for): Likewise.
7569 2016-08-23 Richard Biener <rguenther@suse.de>
7572 * statistics.c (statistics_counter_event): Robustify against
7575 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7577 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
7578 for targets amdfam10 and barcelona.
7580 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
7582 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
7583 (zero_extend<mode>di2): Ditto.
7584 (*zero_extend<mode>si2): Ditto.
7585 (*zero_extendqihi2): Ditto.
7587 2016-08-22 Joseph Myers <joseph@codesourcery.com>
7590 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
7591 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
7593 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
7595 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
7596 identical consecutive elements.
7597 [SSA_NAME]: Print the name's def stmt on its own line. When printing
7598 the node's def stmt, avoid printing an unwanted trailing newline by
7599 replacing the call to print_gimple_stmt() with its inlined body and
7600 adjusting it to not set pp_needs_newline and to call pp_flush()
7601 instead of pp_newline_and_flush().
7603 2016-08-22 Joseph Myers <joseph@codesourcery.com>
7605 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
7606 (float32_type_node, float64_type_node, float32x_type_node)
7607 (float128x_type_node): New macros.
7608 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
7609 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
7610 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
7611 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
7612 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
7613 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
7614 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
7615 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
7616 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
7617 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
7618 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
7619 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
7620 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
7621 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
7622 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
7623 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
7624 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
7625 (copysign, fabs, huge_val, inf, nan, nans): Use it.
7626 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
7628 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
7629 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
7630 * doc/extend.texi (Other Builtins): Document these built-in
7632 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
7635 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
7637 * doc/install.texi (Binaries): www.opencsw.org now uses https.
7639 2016-08-22 Richard Biener <rguenther@suse.de>
7641 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
7643 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
7646 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
7647 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
7648 non-SSE2 athlons only, otherwise prefer SSE prefetches.
7650 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7652 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
7653 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
7654 (vrp_visit_switch_stmt): Likewise.
7655 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
7656 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
7657 (vrp_visit_stmt): Use extract_range_from_stmt.
7658 (vrp_visit_phi_node): Use extract_range_from_phi_node.
7660 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7662 * Makefile.in: Add tree-vrp.h to GTFILES.
7663 * gengtype.c (open_base_files): Add tree-vrp.h.
7664 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
7665 * builtins.c: Likewise.
7666 * fold-const.c: Likewise.
7667 * gimple-builder.c: Likewise.
7668 * gimple-laddress.c: Likewise.
7669 * hsa-gen.c: Likewise.
7670 * internal-fn.c: Likewise.
7672 * targhooks.c: Liewise,
7673 * tree-ssa-address.c: Likewise.
7674 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
7675 * tree-vrp.c (struct value_range): Move to tree-vrp.h
7676 * tree-vrp.h: New file.
7678 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7680 PR tree-optimization/61839
7681 * tree-vrp.c (two_valued_val_range_p): New.
7682 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
7683 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
7684 Also Convert VAR BINOP CST where VAR is two-valued to
7685 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
7687 2016-08-19 David Malcolm <dmalcolm@redhat.com>
7689 * diagnostic-show-locus.c
7690 (layout::annotation_line_showed_range_p): New method.
7691 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
7692 Reimplement case fixit_hint::REPLACE to cover removals, and
7693 replacements where the range of the replacement isn't one
7694 of the ranges in the rich_location.
7695 (test_one_liner_fixit_replace): Likewise.
7696 (selftest::test_one_liner_fixit_replace_non_equal_range): New
7698 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
7700 (selftest::test_diagnostic_show_locus_one_liner): Call the new
7702 * diagnostic.c (print_parseable_fixits): Remove case
7705 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
7708 * config/i386/i386.c (ix86_option_override_internal): Remove
7709 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
7710 Enable SSE prefetch also for TARGET_PREFETCHWT1.
7711 Do not try to enable TARGET_PRFCHW ISA flag here.
7712 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
7713 Rewrite expander function body.
7714 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
7716 2016-08-19 Joseph Myers <joseph@codesourcery.com>
7719 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
7720 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
7721 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
7722 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
7723 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
7724 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
7725 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
7726 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
7727 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
7729 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
7731 (struct floatn_type_info): New structure type.
7732 (floatn_nx_types): New variable declaration.
7733 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
7734 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
7735 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
7736 * tree.c (floatn_nx_types): New variable.
7737 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
7738 corresponding complex types.
7739 * target.def (floatn_mode): New hook.
7740 * targhooks.c: Include "real.h".
7741 (default_floatn_mode): New function.
7742 * targhooks.h (default_floatn_mode): New prototype.
7743 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
7745 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
7746 effective-target and dg-add-options keywords.
7747 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
7748 Document new effective-target keywords.
7749 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
7750 * doc/tm.texi: Regenerate.
7751 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
7752 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
7753 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
7755 * real.h (struct real_format): Add field ieee_bits.
7756 * real.c (ieee_single_format, mips_single_format)
7757 (motorola_single_format, spu_single_format, ieee_double_format)
7758 (mips_double_format, motorola_double_format)
7759 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
7760 (ieee_extended_intel_128_format)
7761 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
7762 (mips_extended_format, ieee_quad_format, mips_quad_format)
7763 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
7764 (decimal_double_format, decimal_quad_format, ieee_half_format)
7765 (arm_half_format, real_internal_format: Initialize ieee_bits
7767 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
7768 float128_type_node. Set float80_type_node to float64x_type_node
7769 if appropriate and long_double_type_node not appropriate.
7770 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
7771 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
7772 Initialize ieee_bits field.
7773 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
7774 (rs6000_init_builtins): Set ieee128_float_type_node to
7776 (rs6000_floatn_mode): New function.
7778 2016-08-19 Jakub Jelinek <jakub@redhat.com>
7780 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7781 _rdseed64_step): Uglify argument names and/or local variable names
7782 in inline functions.
7783 * config/i386/rtmintrin.h (_xabort): Likewise.
7784 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
7785 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
7786 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
7787 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
7788 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
7789 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
7790 _mm_maskz_ternarylogic_epi32): Likewise.
7791 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
7792 __lwpins32, __lwpins64): Likewise.
7793 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
7794 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
7795 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
7796 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
7797 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
7798 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
7799 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
7800 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
7801 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
7802 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
7803 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
7804 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
7805 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
7806 _mm256_mask_i64gather_epi32): Likewise.
7807 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7808 * config/i386/ia32intrin.h (__writeeflags): Likewise.
7809 * config/i386/pkuintrin.h (_wrpkru): Likewise.
7810 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
7811 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
7812 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
7813 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
7814 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
7815 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
7816 _mm512_mask_prefetch_i64scatter_ps): Likewise.
7817 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7818 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
7819 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
7820 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
7821 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
7822 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
7823 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
7824 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
7826 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
7828 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
7829 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
7831 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
7832 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
7834 (_rdpkru_u32): Add space after function name.
7836 * config/i386/t-i386 (i386-c.o): Don't depend on
7837 i386-builtin-types.inc.
7838 (i386.o): Depend on i386-builtin-types.inc.
7840 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
7843 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
7844 Use const_vec_duplicate to check for duplicated elements.
7846 2016-08-19 Richard Biener <rguenther@suse.de>
7848 PR tree-optimization/77290
7849 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7850 Fix flag_tree_parallelize_loops check.
7852 2016-08-19 Richard Biener <rguenther@suse.de>
7854 * match.pd (x | 0 -> x): Add.
7856 2016-08-19 Richard Biener <rguenther@suse.de>
7858 PR tree-optimization/77286
7859 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
7860 Deal with virtual PHIs being out-of-order.
7862 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7864 * doc/invoke.texi (fverbose-asm): Note that source code lines
7865 are emitted, and provide an example.
7866 * final.c (asm_show_source): New function.
7867 (final_scan_insn): Call asm_show_source.
7869 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7871 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
7872 param with diagnostic_kind.
7873 (class colorizer): Similarly replace field m_diagnostic with
7875 (colorizer::colorizer): Replace diagnostic
7876 param with diagnostic_kind.
7877 (colorizer::begin_state): Update for above field change.
7878 (layout::layout): Replace diagnostic param with rich_location *
7879 and diagnostic_kind.
7880 (diagnostic_show_locus): Replace diagnostic param with richloc
7881 and diagnostic_kind.
7882 (class selftest::test_diagnostic_context): New class.
7883 (selftest::test_diagnostic_show_locus_unknown_location): New
7885 (selftest::test_one_liner_simple_caret): New function.
7886 (selftest::test_one_liner_caret_and_range): New function.
7887 (selftest::test_one_liner_multiple_carets_and_ranges): New
7889 (selftest::test_one_liner_fixit_remove): New function.
7890 (selftest::test_one_liner_fixit_replace): New function.
7891 (selftest::test_diagnostic_show_locus_one_liner): New function.
7892 (selftest::diagnostic_show_locus_c_tests): Call the new test
7894 * diagnostic.c (diagnostic_initialize): Initialize
7895 colorize_source_p, show_ruler_p and parseable_fixits_p.
7896 (default_diagnostic_finalizer): Update for change to
7897 diagnostic_show_locus.
7898 (diagnostic_append_note): Likewise.
7899 * diagnostic.h (diagnostic_show_locus): Replace
7900 const diagnostic_info * param with location * and diagnostic_t.
7902 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7904 * input.c (saved_line_table): New global.
7905 (class selftest::temp_line_table): Rename to line_table_test and
7906 move declaration to selftest.h, and drop field m_old_line_table.
7907 (selftest::temp_line_table::temp_line_table): Rename ctor to...
7908 (selftest::line_table_test::line_table_test): ...this. Add a
7909 default ctor. Store current value of line_table within
7911 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
7912 (selftest::line_table_test::~line_table_test): ...this, and
7913 restore line_table from the saved_line_table, rather than
7915 (selftest::test_accessing_ordinary_linemaps): Update for above
7917 (selftest::test_lexer): Likewise.
7918 (struct selftest::lexer_test): Likewise.
7919 (selftest::lexer_test::lexer_test): Likewise.
7920 (selftest::input_c_tests): Move the looping over test cases from
7922 (selftest::for_each_line_table_case): New function.
7923 * input.h (saved_line_table): New decl.
7924 * selftest.h (struct selftest::line_table_case): New forward decl.
7925 (class selftest::line_table_test): New class, moved here from
7926 selftest::temp_line_table in input.c, and renamed.
7927 (selftest::for_each_line_table_case): New decl.
7929 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
7932 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
7934 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
7937 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
7938 enclosing parallel construct for reduction variables on OpenACC loop
7941 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
7943 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
7944 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
7946 (function_to_dwarf_procedure): Update comment.
7948 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7950 * input.c (diagnostics_file_cache_forcibly_evict_file): New
7952 * input.h (diagnostics_file_cache_forcibly_evict_file): New
7954 * selftest.c (selftest::temp_source_file::~temp_source_file):
7955 Evict m_filename from the diagnostic file cache.
7957 2016-08-18 Richard Biener <rguenther@suse.de>
7959 * tree-pass.h (make_pass_materialize_all_clones): Declare.
7960 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
7961 make_pass_materialize_all_clones): New simple IPA pass encapsulating
7962 clone materialization.
7963 * passes.def (all_late_ipa_passes): Start with
7964 pass_materialize_all_clones.
7965 * cgraphunit.c (symbol_table::compile): Remove call to
7966 materialize_all_clones.
7967 * tree-into-ssa.c: Include statistics.h.
7968 (update_ssa): Count number of times we do incremental/rewrite
7971 2016-08-18 Richard Biener <rguenther@suse.de>
7973 PR tree-optimization/77282
7974 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7975 When doing auto-parallelizing also prevent use of PHIs that
7976 carry dependences across loop backedges.
7978 2016-08-18 Tamar Christina <tamar.christina@arm.com>
7979 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7981 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
7983 2016-08-18 Richard Biener <rguenther@suse.de>
7985 * ssa-iterators.h (ssa_vuse_operand): New inline.
7986 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
7987 (predicate_all_scalar_phis): Use remove_phi_node to remove
7988 phi nodes predicated. Delay removing virtual PHIs.
7989 (predicate_mem_writes): Update virtual operands.
7990 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
7991 (tree_if_conversion): Do not rewrite virtual SSA form.
7992 * tree-phinodes.c (release_phi_node): Make static.
7993 * tree-phinodes.h (release_phi_node): Remove.
7995 2016-08-18 Jakub Jelinek <jakub@redhat.com>
7997 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
7998 codes that appear in bdesc_* arrays, instead include i386-builtin.def
7999 twice to define those.
8000 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
8001 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
8002 bdesc_multi_arg): Define by including i386-builtin.def the third time.
8003 * config/i386/i386-builtin.def: New file.
8005 2016-08-17 David Malcolm <dmalcolm@redhat.com>
8007 * input.c (get_source_range_for_char): Rename to...
8008 (selftest::get_source_range_for_char): ...this, and move within
8009 the #if CHECKING_P guard.
8010 (get_num_source_ranges_for_substring): Rename to...
8011 (selftest::get_num_source_ranges_for_substring): ...this, move
8012 within the #if CHECKING_P guard, and make static.
8013 (selftest::assert_num_substring_ranges): Initialize
8016 2016-08-18 Alan Modra <amodra@gmail.com>
8018 PR rtl-optimization/72771
8019 * reload.c (find_reloads): Don't assume that a subreg mem is OK
8020 when find_reloads_toplev returns address_reloaded==-1.
8021 (alternative_allows_const_pool_ref): Update comment.
8023 2015-08-17 Alan Hayward <alan.hayward@arm.com>
8025 PR tree-optimization/71752
8026 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
8027 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
8029 2016-08-17 Jakub Jelinek <jakub@redhat.com>
8031 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
8032 instead of testing ECF_NORETURN bit in gimple_call_flags.
8033 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
8034 * predict.c (tree_bb_level_predictions): Likewise.
8035 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
8038 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
8039 turning a call into __builtin_unreachable-like noreturn call, adjust
8040 gimple_call_set_fntype.
8041 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
8042 gimple_call_fntype has void return type.
8044 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
8046 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
8047 maybe_lookup_decl, to handle nested acc loop directives.
8049 2016-08-17 Richard Biener <rguenther@suse.de>
8051 PR tree-optimization/76490
8052 * tree-vrp.c (update_value_range): Preserve overflow infinities
8053 when intersecting with ranges from get_range_info.
8054 (operand_less_p): Handle overflow infinities correctly.
8055 (value_range_constant_singleton): Use vrp_operand_equal_p
8056 to handle overflow max/min correctly.
8057 (vrp_valueize): Likewise.
8058 (union_ranges): Likewise.
8059 (intersect_ranges): Likewise.
8060 (vrp_visit_phi_node): Improve iteration limitation to only
8061 apply when we'll possibly re-visit the PHI via a changed argument
8064 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
8066 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
8067 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
8068 rather than those that should not be built.
8070 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
8073 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
8075 2016-08-17 Richard Biener <rguenther@suse.de>
8077 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
8078 (verify_vssa): New function verifying virtual SSA form.
8079 (verify_ssa): Call it.
8080 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
8081 Do not apply loop-closed SSA handling to virtuals.
8082 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
8083 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
8084 when rewriting their symbol.
8085 (prepare_def_site_for): Likewise.
8086 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
8087 operands of moved stmts.
8089 2016-08-17 Richard Biener <rguenther@suse.de>
8091 PR tree-optimization/23855
8092 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
8093 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
8094 find guards to hoist. Do not update SSA form but rewrite virtuals
8095 into loop closed SSA.
8096 (find_loop_guard): Adjust to skip already hoisted guards. Do
8097 not mark virtuals for renaming or update SSA form.
8099 2016-08-17 Martin Liska <mliska@suse.cz>
8101 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
8102 a LONG_LONG_TYPE_SIZE comparison.
8103 * gcov-io.h: Remove macro definitions.
8104 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
8105 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
8108 2016-08-16 Jakub Jelinek <jakub@redhat.com>
8110 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
8111 that builtins not mentioned in bdesc_* arrays come first, then
8112 the ones mentioned in bdesc_* arrays in the order they appear in
8113 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
8114 IX86_BUILTIN__BDESC_*_LAST enumerator.
8115 (bdesc_mpx): Fix up a comment typo.
8116 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
8117 __builtin_ia32_vpcomneu[bwdq] builtins.
8118 (BDESC_VERIFY, BDESC_VERIFYS): Define.
8119 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
8120 enum ix86_builtins ordering.
8121 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
8122 for direct bdesc_* array member access instead of searching all the
8123 arrays until an fcode match is found.
8125 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
8127 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
8128 pattern as define_insn_and_split. Split insn before reload to
8130 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
8131 <shift_insn><mode>3_1.
8132 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
8133 <rotate_insn><mode>3_1.
8135 2016-08-16 David Malcolm <dmalcolm@redhat.com>
8138 * input.c (get_source_range_for_substring): Rename to...
8139 (get_source_location_for_substring): ...this, adding param
8140 "caret_idx", and converting output param from source_range * to
8142 (get_source_range_for_char): New function.
8143 (get_num_source_ranges_for_substring): Update comment to reflect
8145 (assert_char_at_range): Update to use get_source_range_for_char
8146 rather than get_source_range_for_substring.
8147 (test_lexer_string_locations_concatenation_2): Likewise.
8148 * substring-locations.h (get_source_range_for_substring): Rename
8150 (get_source_location_for_substring): ...this, and adding param
8151 "caret_idx", and converting output param from source_range * to
8154 2016-08-16 David Malcolm <dmalcolm@redhat.com>
8156 * input.c (class selftest::temp_source_file): Move to
8158 (selftest::temp_source_file::temp_source_file): Move to
8160 (selftest::temp_source_file::~temp_source_file): Likewise.
8161 * selftest.c (selftest::temp_source_file::temp_source_file): Move
8163 (selftest::temp_source_file::~temp_source_file): Likewise.
8164 * selftest.h (class selftest::temp_source_file): Move here from
8167 2016-08-16 Jakub Jelinek <jakub@redhat.com>
8170 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
8171 inlining, add cgraph edge for the added __builtin_unreachable call.
8174 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
8175 only cast it to SHWI for the final comparison.
8177 2016-08-16 Martin Liska <mliska@suse.cz>
8179 PR gcov-profile/36412
8180 * doc/gcov.texi: Document --hash-filenames(-x).
8181 * gcov.c (print_usage): Add the option.
8182 (process_args): Process the option, sort options alphabetically.
8183 (md5sum_to_hex): New function.
8184 (make_gcov_file_name): Do the md5sum and append it to a
8187 2016-08-16 Bin Cheng <bin.cheng@arm.com>
8189 PR tree-optimization/69848
8190 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
8191 and swtich operands to avoid additional NOT instruction.
8192 (vcond<v_cmp_mixed><mode>): Ditto.
8193 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
8195 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
8197 * doc/install.texi (*-*-solaris2*): Adjust latest change.
8199 2016-08-16 Richard Biener <rguenther@suse.de>
8201 PR tree-optimization/76783
8202 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
8203 BB visited flags at start.
8205 2016-08-16 Bin Cheng <bin.cheng@arm.com>
8207 PR tree-optimization/72817
8208 PR tree-optimization/73450
8209 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
8210 multiple_of_p for adjusted IV.base.
8212 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
8215 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
8216 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
8217 for !flag_finite_math_only or flag_signed_zeros.
8218 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
8219 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
8220 depend on flag_finite_math_only.
8221 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
8223 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
8224 (*ieee_smin<mode>3): Ditto.
8225 (*ieee_smax<mode>3): Ditto.
8226 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
8227 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
8229 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
8230 depend on flag_finite_math_only.
8231 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
8232 (*mmx_<code>v2sf3): Remove.
8233 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
8234 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
8235 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
8237 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8239 PR rtl-optimization/73650
8240 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
8241 it is not a simple move.
8243 2016-08-15 Martin Liska <mliska@suse.cz>
8246 * gcc.c (do_spec_1): Call save_string with the right size.
8247 (save_string): Do an assert about string we copy.
8249 2016-08-15 Richard Biener <rguenther@suse.de>
8251 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
8252 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
8254 (pass_data_stv): Likewise.
8256 2016-08-15 Richard Biener <rguenther@suse.de>
8258 PR tree-optimization/73434
8259 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
8260 TBAA info on the base when forwarding a non-invariant address.
8262 2016-08-15 Jakub Jelinek <jakub@redhat.com>
8264 * dwarf2out.c (struct checksum_attributes): Add
8265 at_string_length_bit_size and at_string_length_byte_size fields.
8266 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
8267 and DW_AT_string_length_byte_size.
8268 (die_checksum_ordered): Handle at_string_length_bit_size and
8269 at_string_length_byte_size.
8270 (gen_array_type_die): For dwarf_version >= 5 emit
8271 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
8272 (adjust_string_types): For dwarf_version >= 5 remove
8273 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
8274 (resolve_addr): Likewise.
8277 * dwarf2out.c (string_types): New variable.
8278 (gen_array_type_die): Change early_dwarf handling of
8279 DW_AT_string_length, create DW_OP_call4 referencing the
8280 length var temporarily. Handle parameters that are pointers
8282 (adjust_string_types): New function.
8283 (gen_subprogram_die): Temporarily set string_types to local var,
8284 call adjust_string_types if needed.
8285 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
8287 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
8289 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
8291 * doc/install.texi (*-*-solaris2*): Fix version number and document
8292 requirement on GNU make for building libjava with the Solaris linker.
8294 2016-08-15 Martin Liska <mliska@suse.cz>
8295 Jakub Jelinek <jakub@redhat.com>
8297 PR tree-optimization/72824
8298 * tree-loop-distribution.c (const_with_all_bytes_same)
8299 <case VECTOR_CST>: Fix a typo.
8301 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
8304 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
8305 Renamed from _mm512_undefined_si512.
8306 (_mm_undefined_si512): New definition.
8308 2016-08-13 Richard Biener <rguenther@suse.de>
8310 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
8311 into PHIs and update the lattice for its def.
8313 2016-08-12 Jakub Jelinek <jakub@redhat.com>
8316 * ubsan.c (instrument_si_overflow): Pass true instead of false
8318 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
8319 of bbs. Return TODO_cleanup_cfg if any returned true.
8321 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8323 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
8324 ISA 3.0 MTVSRDD instruction.
8325 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
8328 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
8330 PR tree-optimization/71083
8331 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
8332 bitfield access when possible.
8334 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
8337 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
8338 sign-changing cast from a shorter unsigned type to a wider
8341 2016-08-12 Jakub Jelinek <jakub@redhat.com>
8343 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
8344 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
8345 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
8347 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8349 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
8350 Correct costs for vec_construct.
8352 2016-08-12 Bin Cheng <bin.cheng@arm.com>
8354 PR tree-optimization/69848
8355 * tree-vectorizer.h (enum vect_def_type): New condition reduction
8356 type CONST_COND_REDUCTION.
8357 * tree-vect-loop.c (vectorizable_reduction): Support new condition
8358 reudction type CONST_COND_REDUCTION.
8360 2016-08-12 Richard Biener <rguenther@suse.de>
8362 PR tree-optimization/57326
8363 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
8364 returning an SSA name.
8365 (phi_translate_1): When fully_constant_expression returns a NAME
8366 make sure we have a leader for it.
8368 2016-08-12 Martin Liska <mliska@suse.cz>
8369 Adam Fineman <afineman@afineman.com>
8371 * gcov.c (process_file): Create .gcov file when .gcda
8374 2016-08-12 Marek Polacek <polacek@redhat.com>
8377 * alias.c (find_base_value): Adjust fall through comment.
8378 * cfgexpand.c (expand_debug_expr): Likewise.
8379 * combine.c (find_split_point): Likewise.
8380 (expand_compound_operation): Likewise. Add FALLTHRU.
8381 (make_compound_operation): Adjust fall through comment.
8382 (canon_reg_for_combine): Add FALLTHRU.
8383 (force_to_mode): Adjust fall through comment.
8384 (simplify_shift_const_1): Likewise.
8385 (simplify_comparison): Likewise.
8386 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
8388 * config/aarch64/predicates.md: Likewise.
8389 * config/i386/i386.c (function_arg_advance_32): Likewise.
8390 (ix86_gimplify_va_arg): Likewise.
8391 (print_reg): Likewise.
8392 (ix86_print_operand): Likewise.
8393 (ix86_build_const_vector): Likewise.
8394 (ix86_expand_branch): Likewise.
8395 (ix86_sched_init_global): Adjust fall through comment.
8396 (ix86_expand_args_builtin): Add FALLTHRU.
8397 (ix86_expand_builtin): Likewise.
8398 (ix86_expand_vector_init_one_var): Likewise.
8399 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
8400 (rs6000_adjust_cost): Likewise.
8401 (insn_must_be_first_in_group): Likewise.
8402 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
8403 * dbxout.c (dbxout_symbol): Adjust fall through comment.
8404 * df-scan.c (df_uses_record): Likewise.
8405 * dojump.c (do_jump): Add FALLTHRU.
8406 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
8408 (resolve_args_picking_1): Adjust fall through comment.
8409 (loc_list_from_tree_1): Likewise.
8410 * expmed.c (make_tree): Likewise.
8411 * expr.c (expand_expr_real_2): Add FALLTHRU.
8412 (expand_expr_real_1): Likewise. Adjust fall through comment.
8413 * fold-const.c (const_binop): Adjust fall through comment.
8414 (fold_truth_not_expr): Likewise.
8415 (fold_cond_expr_with_comparison): Add FALLTHRU.
8416 (fold_binary_loc): Likewise.
8417 (contains_label_1): Adjust fall through comment.
8418 (multiple_of_p): Likewise.
8419 * gcov-tool.c (process_args): Add FALLTHRU.
8420 * genattrtab.c (check_attr_test): Likewise.
8421 (write_test_expr): Likewise.
8422 * genconfig.c (walk_insn_part): Likewise.
8423 * genpreds.c (validate_exp): Adjust fall through comment.
8424 (needs_variable): Likewise.
8425 * gensupport.c (get_alternatives_number): Add FALLTHRU.
8426 (subst_dup): Likewise.
8427 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
8428 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
8429 (gimplify_scan_omp_clauses): Add FALLTHRU.
8430 (goa_stabilize_expr): Likewise.
8431 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
8433 * hsa-gen.c (get_address_from_value): Likewise.
8434 * ipa-icf.c (sem_function::hash_stmt): Likewise.
8435 * ira.c (ira_setup_alts): Add FALLTHRU.
8436 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
8438 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
8439 * opts.c (common_handle_option): Likewise.
8440 * read-rtl.c (read_rtx_code): Likewise.
8441 * real.c (round_for_format): Likewise.
8442 * recog.c (asm_operand_ok): Likewise.
8443 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
8444 * reload1.c (set_label_offsets): Likewise.
8445 (eliminate_regs_1): Likewise.
8446 (reload_reg_reaches_end_p): Likewise.
8447 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
8448 (rtx_cost): Likewise.
8449 * sched-rgn.c (is_exception_free): Likewise.
8450 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
8451 * stor-layout.c (int_mode_for_mode): Likewise.
8452 * toplev.c (print_to_asm_out_file): Likewise.
8453 (print_to_stderr): Likewise.
8454 * tree-cfg.c (gimple_verify_flow_info): Likewise.
8455 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
8456 (chrec_fold_multiply): Likewise.
8457 (evolution_function_is_invariant_rec_p): Likewise.
8458 (for_each_scev_op): Likewise.
8459 * tree-data-ref.c (siv_subscript_p): Likewise.
8460 (get_references_in_stmt): Likewise.
8461 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
8462 (substitute_in_expr): Likewise.
8463 (type_cache_hasher::equal): Likewise.
8464 (walk_type_fields): Likewise.
8465 * var-tracking.c (adjust_mems): Add FALLTHRU.
8466 (set_dv_changed): Adjust fall through comment.
8467 * varasm.c (default_function_section): Add FALLTHRU.
8469 2016-08-12 Marek Polacek <polacek@redhat.com>
8472 * tree-complex.c (expand_complex_division): Add missing break.
8474 2016-08-12 Richard Biener <rguenther@suse.de>
8476 * passes.c (execute_todo): Do not push/pop TV_TODO.
8477 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
8478 (execute_one_pass): Likewise.
8479 * common.opt (ftime-report-details): New switch.
8480 * doc/invoke.texi (ftime-report-details): Document.
8481 * timevar.h (timer::print_row): Adjust signature.
8482 (timer::all_zero): New static helper.
8483 (timer::child_map_t): New typedef.
8484 (timer::time_var_def): Add children field.
8485 * timevar.c (timer::named_items::print): Adjust.
8486 (timer::~timer): Free timevar recorded children.
8487 (timer::pop_internal): When -ftime-report-details record
8488 time spent in sub-timevars.
8489 (timer::print_row): Adjust.
8490 (timer::print): Print sub-timevar stats, use all_zero.
8491 * timevar.def (TV_TODO): Remove.
8493 2016-08-12 Richard Biener <rguenther@suse.de>
8495 PR tree-optimization/72851
8496 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
8497 worklists to use bitmaps indexed in execution order.
8498 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
8499 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
8500 (cfg_blocks): Make a bitmap.
8501 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
8503 (cfg_blocks_empty_p): Adjust.
8504 (cfg_blocks_add): Likewise.
8505 (cfg_blocks_get): Likewise.
8506 (add_ssa_edge): Likewise.
8507 (add_control_edge): Likewise.
8508 (simulate_stmt): Likewise.
8509 (process_ssa_edge_worklist): Likewise.
8510 (simulate_block): Likewise.
8511 (ssa_prop_init): Compute PRE order and stmt UIDs.
8512 (ssa_prop_fini): Adjust.
8513 (ssa_propagate): Adjust.
8515 2016-08-12 Richard Biener <rguenther@suse.de>
8517 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
8518 the currently executable edges have fixed ranges. Always
8519 go through update_value_range.
8521 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
8525 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
8526 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
8527 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
8528 (LANG_HOOKS_DECLS): Add it.
8529 * langhooks.h (struct lang_hooks_for_decls): Add
8530 function_decl_defaulted. Const_tree-ify
8531 function_decl_explicit_p and function_decl_deleted_p.
8532 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
8533 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
8534 also at strict DWARF v5.
8537 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
8538 TYPE_QUAL_CONST in reference-typed decls.
8541 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
8542 in DW_OP_pieces, just enough to handle pointers to member
8544 (gen_remaining_tmpl_value_param_die_attribute): Use a location
8545 expression on DWARFv5 if a constant value doesn't work.
8547 2016-08-11 David Malcolm <dmalcolm@redhat.com>
8549 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
8550 * selftest.c (selftest::test_assertions): New function.
8551 (selftest::selftest_c_tests): New function.
8552 * selftest.h (selftest::selftest_c_tests): New declaration.
8554 2016-08-11 Richard Biener <rguenther@suse.de>
8555 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8557 PR rtl-optimization/72855
8558 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
8560 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8563 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
8564 (vsx_store_<mode>): Likewise.
8566 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
8568 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
8569 TImode CONST_WIDE_INT store.
8570 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
8572 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
8574 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
8575 mode if unaligned SSE load and store are optimal.
8577 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8579 PR tree-optimization/71083
8580 * tree-predcom.c (ref_at_iteration): Correctly align the
8583 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8585 * config/s390/s390-builtin-types.def: Add INT128 types.
8586 * config/s390/s390-builtins.def: Add INT128 variants for the add
8587 sub low-level builtins dealing with TImode.
8588 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
8589 via subreg when expanding a builtin.
8590 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
8591 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
8593 * config/s390/vecintrin.h: Adjust builtin names accordingly.
8594 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
8595 ("vec_addc<mode>", "vec_addc_u128"): Merge to
8596 "vacc<bhfgq>_<mode>".
8597 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
8598 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
8599 ("vec_subc<mode>", "vec_subc_u128"): Merge to
8600 "vscbi<bhfgq>_<mode>".
8601 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
8602 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
8604 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8606 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
8608 2016-08-11 Bin Cheng <bin.cheng@arm.com>
8610 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
8612 (vcond<v_cmp_mixed><mode>): Ditto.
8613 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
8615 2016-08-11 Bin Cheng <bin.cheng@arm.com>
8617 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
8618 variable explicitly, also assert on it before use.
8620 2016-08-11 Richard Biener <rguenther@suse.de>
8622 PR tree-optimization/72772
8623 * cfgloopmanip.c (create_preheader): Use split_edge if there
8624 is a single loop entry, avoiding degenerate PHIs.
8626 2016-08-11 Richard Biener <rguenther@suse.de>
8628 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
8629 unconditional TODO_cleanup_cfg.
8630 (pass_thread_jumps::execute): Initialize loops, perform a CFG
8631 cleanup only if we threaded a jump.
8633 2016-08-11 Alan Modra <amodra@gmail.com>
8636 * lra-constraints.c (simplify_operand_subreg): Allow subreg
8637 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
8638 slow. Emit two reloads for slow mem case, first loading in
8639 fast innermode, then converting to required mode.
8641 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
8643 * config/rs6000/altivec.h (vec_extract_exp): New macro.
8644 (vec_extract_sig): New macro.
8645 (vec_insert_exp): New macro.
8646 (vec_test_data_class): New macro.
8647 (scalar_extract_exp): New macro.
8648 (scalar_extract_sig): New macro.
8649 (scalar_insert_exp): New macro.
8650 (scalar_test_data_class): New macro.
8651 (scalar_test_neg): New macro.
8652 (scalar_cmp_exp_gt): New macro.
8653 (scalar_cmp_exp_lt): New macro.
8654 (scalar_cmp_exp_eq): New macro.
8655 (scalar_cmp_exp_unordered): New macro.
8656 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
8657 to enforce constraint that operand is a 7-bit unsigned literal.
8658 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
8659 for power9 built-ins.
8660 (BU_P9V_VSX_2): Likewise.
8661 (BU_P9V_64BIT_VSX_2): Likewise.
8662 (VSEEDP): Add scalar extract exponent support.
8663 (VSEESP): Add scalar extract signature support.
8664 (VSTDCNDP): Add scalar test negative support.
8665 (VSTDCNSP): Likewise.
8666 (VSIEDP): Add scalar insert exponent support.
8667 (VSCEDPGT): Add scalar compare exponent greater than support.
8668 (VSCEDPLT): Add scalar compare exponent less than support.
8669 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
8670 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
8671 (VSTDCDP): Add scalar test data class support.
8672 (VSTDCSP): Likewise.
8673 (VSEEDP): Add overload support for scalar extract exponent
8675 (VSESDP): Add overload support for scalar extract signature
8677 (VSTDCN): Add overload support for scalar test negative
8679 (VSTDCNDP): Add overload support for scalar test negative
8681 (VSTDCNSP): Add overload support for scalar test negative
8683 (VSIEDP): Add overload support for scalar insert exponent
8685 (VSTDC): Add overload support for scalar test data class
8687 (VSTDCDP): Add overload support for scalar test data class
8689 (VSTDCSP): Add overload support for scalar test data class
8691 (VSCEDPGT): Add overload support for scalar compare exponent
8692 greater than operation.
8693 (VSCEDPLT): Add overload support for scalar compare exponent
8694 less than operation.
8695 (VSCEDPEQ): Add overload support for scalar compare exponent
8696 test-for-equality operation.
8697 (VSCEDPUO): Add overload support for scalar compare exponent
8698 test-for-unordered operation.
8699 (VEEDP): Add vector extract exponent support.
8701 (VESDP): Add vector extract significand support.
8703 (VIEDP): Add vector insert exponent support.
8705 (VTDCDP): Add vector test data class support.
8707 (VES): Add overload support for vector extract significand operation.
8710 (VEE): Add overload support for vector extract exponent operation.
8713 (VTDC): Add overload support for vector test data class operation.
8716 (VIE): Add overload support for vector insert exponent operation.
8719 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8720 overloaded binary floating point functions.
8721 (altivec_resolve_overloaded_builtin): Improve error messages to
8722 distinguish between functions not supported in the current
8723 compiler configuration and functions that were invoked with an
8724 invalid parameter combination, and include the built-in function
8725 name in both error messages.
8726 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
8728 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
8730 (rs6000_expand_binop_builtin): Add check to enforce that argument
8731 2 of the test data class operations is a 7-bit unsigned literal.
8732 (rs6000_invalid_builtin): Add code to issue an error message if a
8733 built-in function that requires the power9_vector and -m32
8734 command-line options is compiled without these options.
8735 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
8736 (UNSPEC_VSX_SXSIGDP): New value.
8737 (UNSPEC_VSX_SXSIGPDP): New value.
8738 (UNSPEC_VSX_SIEXPDP): New value.
8739 (UNSPEC_VSX_SCMPEXPDP): New value.
8740 (UNSPEC_VSX_STSTDC): New value.
8741 (UNSPEC_VSX_VXEXP): New value.
8742 (UNSPEC_VSX_VXSIG): New value.
8743 (UNSPEC_VSX_VIEXP): New value.
8744 (UNSPEC_VSX_VTSTDC): New value.
8745 (xsxexpdp): New insn for scalar extract exponent.
8746 (xsxsigdp): New insn for scalar extract significand.
8747 (xsiexpdp): New insn for scalar insert exponent.
8748 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
8749 (*xscmpexpdp): New insn for scalar compare exponents.
8750 (xststdc<Fvsx): New expansion for both single- and
8751 double-precision scalar test data class operations.
8752 (xststdcneg<Fvsx>): New expansion for both single- and
8753 double-precision scalar test for negative value operations.
8754 (*xststdc<Fvsx>): New insn for scalar test data class
8756 (xvxexp<VSs>): New insn for single- and double-precision
8757 vector extract exponent operation.
8758 (xvxsig<VSs>): New insn for single- and double-precision
8759 vector extract significand operation.
8760 (xviexp<VSs>): New insn for single- and double-precision
8761 vector insert exponent operation.
8762 (xvtstdc<VSs>): New insn for single- and double-precision
8763 vector test data class operation.
8764 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8765 built-in functions to represent the Power9 binary floating-point
8766 support instructions.
8768 2016-08-10 bin cheng <bin.cheng@arm.com>
8770 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
8772 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
8773 Renlin Li <renlin.li@arm.com>
8774 Bin Cheng <bin.cheng@arm.com>
8776 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
8777 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
8778 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
8779 (aarch64_vcond_internal<mode><mode>): Delete pattern.
8780 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
8781 (vcond<v_cmp_result><mode>): Ditto.
8782 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
8783 (vcondu<mode><mode>): Ditto.
8784 (vcond<v_cmp_mixed><mode>): New pattern.
8785 (vcondu<mode><v_cmp_mixed>): New pattern.
8786 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
8787 of aarch64_vcond_internal.
8789 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
8790 Renlin Li <renlin.li@arm.com>
8791 Bin Cheng <bin.cheng@arm.com>
8793 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
8794 (vec_cmp<mode><v_cmp_result>): New pattern.
8795 (vec_cmpu<mode><mode>): New pattern.
8796 (vcond_mask_<mode><v_cmp_result>): New pattern.
8798 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8800 PR tree-optimization/71734
8801 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
8802 REF_LOOP, invoke ref_indep_loop_p_1.
8803 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
8804 to ref_indep_loop_p.
8805 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
8806 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
8807 is inside LOOP, do not cache dpendence value for loops with
8809 (ref_indep_loop_p_2): Delete function.
8810 (can_sm_ref_p): Pass LOOP as additional argument to
8813 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
8816 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
8817 being an offsettable address.
8819 2016-08-10 Martin Liska <mliska@suse.cz>
8821 PR gcov-profile/58306
8822 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
8823 atomic variants of profile update functions.
8825 2016-08-10 Martin Liska <mliska@suse.cz>
8827 Cherry picked (and modified) from google-4_7 branch
8828 2012-12-26 Rong Xu <xur@google.com>
8829 * common.opt (fprofile-update): Add new flag.
8830 * coretypes.h: Define enum profile_update.
8831 * doc/invoke.texi: Document -fprofile-update.
8832 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
8833 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
8834 * tree-profile.c (gimple_init_edge_profiler): Generate
8835 also atomic profiler update.
8836 (gimple_gen_edge_profiler): Likewise.
8838 2016-08-10 David Malcolm <dmalcolm@redhat.com>
8840 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
8841 stack_usage_file to NULL after fclose calls.
8843 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8846 * reload.c (push_reload): Compute subreg_in_class for
8847 subregs of constants and plus expressions. Remove special
8848 handling of SYMBOL_REFs.
8850 2016-08-10 Alan Modra <amodra@gmail.com>
8853 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
8854 SImode for TARGET_E500_DOUBLE when given SImode.
8856 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
8858 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
8859 unused variable __O.
8861 2016-08-09 Martin Liska <mliska@suse.cz>
8863 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
8864 _gcov_reset to __gcov_reset.
8865 * doc/gcov-tool.texi: Fix typo.
8867 2016-08-09 Martin Liska <mliska@suse.cz>
8869 * value-prof.c (gimple_divmod_values_to_profile): Do not
8870 instrument MOD histogram if a value is not a SSA name.
8872 2016-08-09 Martin Liska <mliska@suse.cz>
8874 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
8877 2016-08-09 Renlin Li <renlin.li@arm.com>
8880 * calls.c (prepare_call_address): Convert funexp to Pmode when
8882 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
8883 (sibcall_value): Likewise.
8885 2016-08-09 Marek Polacek <polacek@redhat.com>
8888 * cselib.c (cselib_expand_value_rtx_1): Add return.
8889 * gengtype.c (dbgprint_count_type_at): Likewise.
8890 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
8891 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
8893 2016-08-09 Martin Jambor <mjambor@suse.cz>
8896 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
8897 if instance is a MEM_REF.
8899 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
8902 * config/i386/i386.md (*movtf_internal): Use
8903 lra_in_progress || reload_completed instead of !can_create_pseudo_p
8904 in the insn constraint.
8905 (*movxf_internal): Ditto.
8906 (*movdf_internal): Ditto.
8907 (*movsf_internal): Ditto.
8909 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8911 PR tree-optimization/72772
8912 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8915 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8917 PR tree-optimization/72772
8918 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
8920 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
8921 parameter STOP and update calls. Move expand_simple_operations
8922 function call from here...
8923 (simplify_using_initial_conditions): ...to here. Delete parameter
8925 (tree_simplify_using_condition): Delete parameter STOP.
8926 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
8927 simplify_using_initial_conditions.
8929 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
8932 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
8933 Use create_tmp_var_raw instead of create_tmp_var.
8935 2016-08-09 Richard Biener <rguenther@suse.de>
8937 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
8938 Treat same SSA names related.
8940 2016-08-09 Jakub Jelinek <jakub@redhat.com>
8942 PR tree-optimization/72824
8943 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
8944 real_zerop is not negative.
8946 2016-08-09 Richard Biener <rguenther@suse.de>
8948 PR tree-optimization/71802
8949 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
8950 all merge opportunities with the predecessor.
8952 2016-08-09 Richard Biener <rguenther@suse.de>
8955 * ipa-prop.c (ipa_modify_formal_parameters): Build
8956 parameter types with natural alignment also for the
8959 2016-08-08 Andi Kleen <ak@linux.intel.com>
8961 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
8963 2016-08-08 David Malcolm <dmalcolm@redhat.com>
8966 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
8967 do-nothing langhook.
8968 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
8969 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
8970 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
8971 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
8973 2016-08-08 David Malcolm <dmalcolm@redhat.com>
8976 * input.c: Ensure that HAVE_ICONV is defined.
8978 2016-08-08 Jakub Jelinek <jakub@redhat.com>
8981 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
8982 private vars for lastprivate and for linear iterator.
8985 * omp-simd-clone.c: Include varasm.h.
8986 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
8987 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
8988 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
8989 update function name.
8991 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8993 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
8994 (avr_diagnose_devicespecs_error): Remove.
8995 (avr_devicespecs_file): Remove composing absolute path for specfile
8996 and its verbose info. Remove conditions to check specs-file,
8998 2016-08-08 Jakub Jelinek <jakub@redhat.com>
9000 PR rtl-optimization/72821
9001 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
9002 just return false for them.
9004 2016-08-08 Alan Modra <amodra@gmail.com>
9007 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
9008 toc refs created during reload. Update function comment.
9010 2016-08-08 Alan Modra <amodra@gmail.com>
9013 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
9014 alternatives. Put loads first, then stores, and reg/reg moves
9015 within same class later. Delete attr length.
9017 2016-08-08 Alan Modra <amodra@gmail.com>
9020 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
9021 (mem_operand_ds_form): New predicate.
9022 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
9023 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
9024 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
9025 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
9026 (extendsfdf2_fpr): Replace o constraint with wY.
9028 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
9030 * tree-ssa-threadbackward.c: Include tree-inline.h
9031 (profitable_jump_thread_path): Use estimate_num_insns to estimate
9032 size of copied block; for cold paths reduce duplication.
9033 (find_jump_threads_backwards): Remove redundant tests.
9034 (pass_thread_jumps::gate): Enable for -Os.
9036 2016-08-07 Jakub Jelinek <jakub@redhat.com>
9039 * stor-layout.c (layout_decl): Fix up formatting.
9040 (relayout_decl): Allow DECL to be FIELD_DECL.
9042 2016-08-07 Alan Modra <amodra@gmail.com>
9044 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
9046 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
9048 * data-streamer-in.c (streamer_read_wide_int): New.
9049 (streamer_read_widest_int): Renamed function.
9050 * data-streamer-out.c (streamer_write_wide_int): New
9051 (streamer_write_widest_int): Renamed function.
9052 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
9054 (input_cfg): Call renamed function.
9055 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
9057 (output_cfg): Call renamed function.
9058 * data-streamer.h: Add declarations.
9060 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9062 * tree-ssa-ccp.c (extend_mask): New param sgn.
9063 Remove ORing with wi::mask.
9064 (get_default_value): Adjust call to extend_mask to pass sign.
9065 (evaluate_stmt): Likewise.
9067 2016-08-06 Jakub Jelinek <jakub@redhat.com>
9069 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
9072 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9074 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
9075 transform if operand's type is pointer to function or method.
9077 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
9079 PR tree-optimization/18046
9080 * tree-ssa-threadedge.c: Include cfganal.h.
9081 (simplify_control_statement_condition): If simplifying a
9082 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
9083 with the dominating ASSERT_EXPR before handing it off to VRP.
9084 Mention that a CASE_LABEL_EXPR may be returned.
9085 (thread_around_empty_blocks): Adjust to handle
9086 simplify_control_statement_condition() returning a
9088 (thread_through_normal_block): Likewise.
9089 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
9090 a switch statement by trying to determine which case label
9093 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
9095 PR rtl-optimization/69847
9096 * lra-constraints.c (process_invariant_for_inheritance): Save
9097 pattern instead of src.
9098 (remove_inheritance_pseudos): Use the pattern. Add assert.
9100 2016-08-05 David Malcolm <dmalcolm@redhat.com>
9102 * input.c (string_concat::string_concat): New constructor.
9103 (string_concat_db::string_concat_db): New constructor.
9104 (string_concat_db::record_string_concatenation): New method.
9105 (string_concat_db::get_string_concatenation): New method.
9106 (string_concat_db::get_key_loc): New method.
9107 (class auto_cpp_string_vec): New class.
9108 (get_substring_ranges_for_loc): New function.
9109 (get_source_range_for_substring): New function.
9110 (get_num_source_ranges_for_substring): New function.
9111 (class selftest::lexer_test_options): New class.
9112 (struct selftest::lexer_test): New struct.
9113 (class selftest::ebcdic_execution_charset): New class.
9114 (selftest::ebcdic_execution_charset::s_singleton): New variable.
9115 (selftest::lexer_test::lexer_test): New constructor.
9116 (selftest::lexer_test::~lexer_test): New destructor.
9117 (selftest::lexer_test::get_token): New method.
9118 (selftest::assert_char_at_range): New function.
9119 (ASSERT_CHAR_AT_RANGE): New macro.
9120 (selftest::assert_num_substring_ranges): New function.
9121 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
9122 (selftest::assert_has_no_substring_ranges): New function.
9123 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
9124 (selftest::test_lexer_string_locations_simple): New function.
9125 (selftest::test_lexer_string_locations_ebcdic): New function.
9126 (selftest::test_lexer_string_locations_hex): New function.
9127 (selftest::test_lexer_string_locations_oct): New function.
9128 (selftest::test_lexer_string_locations_letter_escape_1): New function.
9129 (selftest::test_lexer_string_locations_letter_escape_2): New function.
9130 (selftest::test_lexer_string_locations_ucn4): New function.
9131 (selftest::test_lexer_string_locations_ucn8): New function.
9132 (selftest::uint32_from_big_endian): New function.
9133 (selftest::test_lexer_string_locations_wide_string): New function.
9134 (selftest::uint16_from_big_endian): New function.
9135 (selftest::test_lexer_string_locations_string16): New function.
9136 (selftest::test_lexer_string_locations_string32): New function.
9137 (selftest::test_lexer_string_locations_u8): New function.
9138 (selftest::test_lexer_string_locations_utf8_source): New function.
9139 (selftest::test_lexer_string_locations_concatenation_1): New
9141 (selftest::test_lexer_string_locations_concatenation_2): New
9143 (selftest::test_lexer_string_locations_concatenation_3): New
9145 (selftest::test_lexer_string_locations_macro): New function.
9146 (selftest::test_lexer_string_locations_stringified_macro_argument):
9148 (selftest::test_lexer_string_locations_non_string): New function.
9149 (selftest::test_lexer_string_locations_long_line): New function.
9150 (selftest::test_lexer_char_constants): New function.
9151 (selftest::input_c_tests): Call the new test functions once per
9152 case within the line_table test matrix.
9153 * input.h (struct string_concat): New struct.
9154 (struct location_hash): New struct.
9155 (class string_concat_db): New class.
9156 * substring-locations.h: New header.
9158 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
9160 PR tree-optimization/72810
9161 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
9162 the type of the case labels when truncating.
9164 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
9167 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
9168 (aarch64_fp16_ptr_type_node): Likewise.
9169 * config/aarch64/aarch64-simd-builtins.c
9170 (aarch64_fp16_ptr_type_node): Define.
9171 (aarch64_init_fp16_types): New, refactored out of...
9172 (aarch64_init_builtins): ...here, update to call
9173 aarch64_init_fp16_types.
9174 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
9176 (aapcs_vfp_sub_candidate): Likewise.
9178 2016-08-05 Martin Liska <mliska@suse.cz>
9179 Joshua Cranmer <Pidgeot18@gmail.com>
9181 * gcov.c (line_t::has_block): New function.
9182 (enum loop_type): New enum.
9183 (handle_cycle): New function.
9184 (unblock): Likewise.
9185 (circuit): Likewise.
9186 (get_cycles_count): Likewise.
9187 (accumulate_line_counts): Use new loop detection algorithm.
9189 2016-08-05 Martin Liska <mliska@suse.cz>
9191 * gcov.c (output_intermediate_file): Rename
9192 function_info::line_next to next_file_fn.
9193 (process_file): Likewise.
9194 (read_graph_file): Likewise.
9195 (accumulate_line_counts): Likewise.
9196 (output_lines): Likewise.
9198 2016-08-05 Richard Biener <rguenther@suse.de>
9200 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
9201 restriction on threading to a loop header.
9203 2016-08-05 Richard Biener <rguenther@suse.de>
9205 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
9206 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
9207 adjust loop info accordingly.
9209 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
9211 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
9212 before folding call to __builtin_constant_p with parameters to false.
9214 2016-08-05 Alan Modra <amodra@gmail.com>
9216 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
9217 code accidentally committed 2016-05-02 providing class when given
9220 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
9222 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
9223 the case label ranges that partially overlap with OP's value
9226 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
9229 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
9230 Cast builtin function result to __mmask16 instead of __mmask8.
9231 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
9232 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
9233 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
9235 2016-08-04 David Malcolm <dmalcolm@redhat.com>
9237 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
9238 (ASSERT_TRUE_AT): New macro.
9239 (ASSERT_FALSE): Reimplement in terms of...
9240 (ASSERT_FALSE_AT): New macro.
9241 (ASSERT_STREQ_AT): Fix typo in comment.
9243 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
9245 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
9246 labels are exhaustive, designate the label with the widest
9247 range to be the default label.
9249 2016-08-04 Andrew Pinski <apinski@cavium.com>
9251 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
9252 (thunderx_tunings): Use thunderx_vector_cost instead of
9253 generic_vector_cost.
9255 2016-08-04 Martin Liska <mliska@suse.cz>
9257 * gcov.c (main): Fix GNU coding style.
9258 (output_intermediate_file): Likewise.
9259 (process_file): Likewise.
9260 (generate_results): Likewise.
9261 (release_structures): Likewise.
9262 (create_file_names): Likewise.
9263 (find_source): Likewise.
9264 (read_graph_file): Likewise.
9265 (find_exception_blocks): Likewise.
9266 (canonicalize_name): Likewise.
9267 (make_gcov_file_name): Likewise.
9268 (mangle_name): Likewise.
9269 (accumulate_line_counts): Likewise.
9270 (output_branch_count): Likewise.
9271 (read_line): Likewise.
9273 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
9275 PR rtl-optimization/71779
9276 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
9277 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
9278 or if it was truncated.
9280 PR rtl-optimization/70903
9281 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
9283 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
9285 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
9286 accessing SSA_NAME_PTR_INFO.
9288 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
9291 * common/config/avr/avr-common.c (avr_option_optimization_table)
9292 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
9294 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
9297 * config/avr/avr.md: New pattern to work around do_store_flag
9298 generating shift instructions for bit extractions.
9300 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
9302 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
9304 (add_equivalence): Likewise.
9305 (get_value_range): Allocate value range with vrp_value_range_pool.
9306 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
9307 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
9309 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
9311 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
9312 the default for the rs6000 port.
9314 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9317 * calls.c (special_function_p): Remove special handling of
9318 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
9319 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
9320 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
9322 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
9325 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
9326 Don't stop on regular insns.
9328 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
9330 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
9331 size to DImode boundary.
9332 (nvptx_propagate): Likewise.
9334 2016-08-03 Alan Modra <amodra@gmail.com>
9336 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
9337 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
9338 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
9339 from -mefficient-unaligned-vector. Note that this affects fp too.
9341 2016-08-03 Alan Modra <amodra@gmail.com>
9343 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
9346 2016-08-03 Alan Modra <amodra@gmail.com>
9348 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
9349 to a reg. Localize vars.
9351 2016-08-03 Alan Modra <amodra@gmail.com>
9353 * config/rs6000/rs6000.opt: Remove negatives from help strings
9356 2016-08-03 Alan Modra <amodra@gmail.com>
9358 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
9359 Delete duplicated code.
9361 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
9364 * lra-spills.c (regno_in_use_p): New.
9365 (lra_final_code_change): Use it.
9367 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
9369 PR rtl-optimization/69847
9370 * lra-int.h (struct lra-reg): Use restore_rtx instead of
9372 (lra_rtx_hash): New.
9373 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
9375 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
9376 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
9377 * lra-spills.c (lra_final_code_change): Don't delete insn when the
9378 next insn is USE with the same reg as the current insn source.
9379 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
9381 (lra_constraints_init): Call initiate_invariants.
9382 (lra_constraints_finish): Call finish_invariants.
9383 (struct invariant, invariant_t, invariant_ptr_t): New.
9384 (const_invariant_ptr_t, invariants, invariants_pool): New.
9385 (invariant_table, invariant_hash, invariant_eq_p): New.
9386 (insert_invariant, initiate_invariants, finish_invariants): New.
9387 (clear_invariants, invalid_invariant_regs): New.
9388 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
9389 instead of restore_regno.
9390 (invariant_p, process_invariant_for_inheritance): New.
9391 (inherit_in_ebb): Implement invariant inheritance.
9392 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
9393 (remove_inheritance_pseudos): Implement undoing invariant
9395 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
9396 instead of restore_regno.
9397 * lra-assigns.c (regno_live_length): New.
9398 (reload_pseudo_compare_func): Use regno_live_length.
9399 (assign_by_spills): Use restore_rtx instead of restore_regno.
9400 (lra_assign): Ditto. Initiate regno_live_length.
9402 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
9404 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
9405 __builtin_aarch64_fmindf.
9407 2016-08-02 Bin Cheng <bin.cheng@arm.com>
9409 PR tree-optimization/34114
9410 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
9411 information for more control IVs.
9413 2016-08-02 Bin Cheng <bin.cheng@arm.com>
9415 PR tree-optimization/34114
9416 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
9417 PLUS_EXPR case. Handle SSA_NAME case.
9419 2016-08-02 Tamar Christina <tamar.christina@arm.com>
9421 * config/aarch64/aarch64-simd-builtins.def
9422 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
9423 (__builtin_aarch64_fmaxdf): Likewise.
9424 (__builtin_aarch64_smin_nandf): Likewise.
9425 (__builtin_aarch64_smax_nandf): Likewise.
9426 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
9427 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
9428 (<fmaxmin><mode>3): ...this.
9429 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
9430 (vminnm_f64): Likewise.
9431 (vmin_f64): Likewise.
9432 (vmax_f64): Likewise.
9433 * config/aarch64/iterators.md (FMAXMIN): Merge with...
9434 (FMAXMIN_UNS): ...this.
9435 (fmaxmin): Merged with
9436 (fmaxmin_op): ...this...
9437 (maxmin_uns_op): ...in to this.
9439 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9441 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9442 Add support for vec_extract on vector float, vector int, vector
9443 short, and vector char vector types.
9444 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9445 vector float, vector int, vector short, and vector char
9446 optimizations on 64-bit ISA 2.07 systems for both constant and
9447 variable element numbers.
9448 (rs6000_split_vec_extract_var): Likewise.
9449 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
9450 Altivec registers on ISA 2.07 and above.
9451 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
9452 which never was matched due to the split occuring before register
9453 allocation (and the code would not have worked on little endian
9454 systems if it did match). Allow extracts to go to the Altivec
9455 registers if ISA 2.07 (power8). Change from using "" around the
9456 C++ code to using {}'s.
9457 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
9458 vec_extracts when the vector is in memory.
9459 (vsx_extract_v4sf_var): New insn to optimize vector float
9460 vec_extracts when the element number is variable on 64-bit ISA
9462 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
9463 for 64-bit ISA 2.07 as well as ISA 3.0.
9464 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
9465 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
9466 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
9467 optimize vector int, vector short, and vector char vec_extracts
9468 when the vector is in memory.
9469 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
9470 optimize vector int, vector short, and vector char vec_extracts
9471 when the element number is variable.
9473 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9476 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
9477 does not overlap with other symbol flags.
9479 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
9481 * config/aarch64/aarch64.h (aarch64_frame):
9482 Remove padding0 and hardfp_offset. Add locals_offset,
9483 initial_adjust, callee_adjust, callee_offset and final_adjust.
9484 * config/aarch64/aarch64.c (aarch64_layout_frame):
9485 Remove unused padding0 and hardfp_offset initializations.
9486 Choose frame layout and set frame variables accordingly.
9487 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
9488 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
9489 (aarch64_pop_regs): Likewise.
9490 (aarch64_expand_prologue): Remove all decision code, just emit
9491 prolog according to frame variables.
9492 (aarch64_expand_epilogue): Remove all decision code, just emit
9493 epilog according to frame variables.
9494 (aarch64_initial_elimination_offset): Use offset to local/arg area.
9496 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
9499 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
9500 fix_debug_reg_uses after changing source register mode to
9501 V1TImode if source register is undefined.
9503 2015-08-01 Alan Hayward <alan.hayward@arm.com>
9505 PR tree-optimization/71818
9506 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
9507 with non invariant evolutions
9509 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9512 * config/avr/avr.md (length) [branch]: Correct insn length
9513 attribute for forward branches.
9515 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9517 * doc/extend.texi (AVR Built-in Functions): Document
9519 * config/avr/builtins.def (NOPS): New.
9520 * config/avr/avr.c (avr_expand_nops): New static function.
9521 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
9523 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9525 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
9526 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
9529 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
9531 * config/aarch64/aarch64.c (vulcan_tunings): Update
9532 vulcan L1 cache_line_size.
9534 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9536 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
9537 function that takes a vector memory address, a hard register, an
9538 element number and a temporary base register, and recreates an
9539 address that points to the appropriate element within the vector.
9540 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
9541 (rs6000_split_vec_extract_var): Add support for the target of a
9542 vec_extract with variable element number being a scalar memory
9544 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
9546 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
9547 vsx_extract_<mode>_load insn with a new insn that optimizes
9548 storing either element to a memory location, using scratch
9549 registers to pick apart the vector and reconstruct the address.
9550 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
9551 (vsx_extract_<mode>_store): Rework alternatives to more correctly
9552 support Altivec registers. Add support for ISA 3.0 Altivec d-form
9554 (vsx_extract_<mode>_var): Add support for extracting a variable
9555 element number from memory.
9557 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
9559 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
9560 when testing for compares against constants of the form 0xabab.
9562 2016-07-29 Bin Cheng <bin.cheng@arm.com>
9564 PR tree-optimization/57558
9565 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
9567 (vect_loop_versioning): Support versioning with niter assumptions.
9568 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
9569 (vect_get_loop_niters): New parameter. Reimplement to support
9570 assumptions in loop niter info.
9571 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
9572 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
9573 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
9574 Support loop versioning for niters.
9575 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
9576 (vect_free_loop_info_assumptions): New function.
9577 (vectorize_loops): Free loop niter info for loops with flag
9578 LOOP_F_ASSUMPTIONS set if vectorization failed.
9579 * tree-vectorizer.h (struct _loop_vec_info): New field
9580 num_iters_assumptions.
9581 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
9582 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
9583 (LOOP_REQUIRES_VERSIONING): New macro.
9584 (vect_free_loop_info_assumptions): New decl.
9586 2016-07-29 Bin Cheng <bin.cheng@arm.com>
9588 * cfgloop.h (struct loop): New field constraints.
9589 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
9590 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
9592 * cfgloop.c (alloc_loop): Initialize new field.
9593 * cfgloopmanip.c (copy_loop_info): Copy constraints.
9594 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
9595 Adjust niter analysis wrto loop constraints.
9596 * doc/loop.texi (@node Number of iterations): Add description for loop
9599 2016-07-29 Marek Polacek <polacek@redhat.com>
9602 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
9603 (ix86_expand_round_builtin): Likewise.
9605 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
9606 Georg-Johann Lay <avr@gjlay.de>
9608 PR rtl-optimization/71976
9609 * combine.c (get_last_value): Return 0 if the argument for which
9610 the function is called has a wider mode than the recorded value.
9612 2016-07-29 Marek Polacek <polacek@redhat.com>
9615 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
9616 (altivec_expand_st_builtin): Likewise.
9618 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
9620 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
9621 introduced in r238381.
9623 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
9626 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
9627 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
9629 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
9631 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
9633 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9634 Add support for vec_extract of vector double or vector long having
9635 a variable element number on 64-bit ISA 2.07 systems or newer.
9636 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
9638 (rs6000_split_vec_extract_var): New function to split a
9639 vec_extract built-in function with variable element number.
9640 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
9642 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
9643 (UNSPEC_VSX_EXTRACT): Likewise.
9644 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
9645 direct move instructions to be generated on 64-bit ISA 2.07
9646 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
9648 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
9649 arguments for vec_extract variable element.
9650 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
9651 vec_extract with variable element on V2DFmode and V2DImode
9653 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
9654 -mupper-regs-df requirement, since it isn't needed.
9655 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
9656 do direct moves on 64-bit systems, which allows optimization of
9657 vec_extract on 64-bit ISA 2.07 systems and newer.
9659 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
9660 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
9662 * config/aarch64/aarch64.md
9663 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
9665 (<optab>qihi2_aarch64): Likewise, and split into two.
9666 (extendqihi2_aarch64): New.
9667 (zero_extendqihi2_aarch64): New.
9668 * config/aarch64/iterators.md (ldrxt): Remove.
9669 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
9672 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
9674 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
9676 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
9678 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
9679 (aarch64_push_reg): New function to push 1 or 2 registers.
9680 (aarch64_pop_reg): New function to pop 1 or 2 registers.
9681 (aarch64_expand_prologue): Use aarch64_push_regs.
9682 (aarch64_expand_epilogue): Use aarch64_pop_regs.
9684 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
9686 PR tree-optimization/71734
9687 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
9688 attribute instead of REF_LOOP and use it.
9689 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
9690 set it for Loops having non-zero safelen attribute.
9691 (ref_indep_loop_p): Pass zero as initial value for safelen.
9693 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
9697 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
9698 call using chkp_gimple_call_builtin_p.
9699 (chkp_copy_bounds_for_assign): Likewise.
9701 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9703 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
9704 * config/arm/arm-protos.h (struct tune_params): Likewise.
9705 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
9706 (cortex_a9_sched_adjust_cost): Likewise.
9707 (fa726te_sched_adjust_cost): Likewise.
9708 (arm_adjust_cost): Likewise.
9709 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
9710 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
9711 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
9712 * config/i386/i386.c (ix86_adjust_cost): Likewise.
9713 * config/ia64/ia64.c: Likewise.
9714 * config/m68k/m68k.c: Likewise.
9715 * config/mep/mep.c (mep_adjust_cost): Likewise.
9716 * config/microblaze/microblaze.c (microblaze_adjust_cost):
9718 * config/mips/mips.c (mips_adjust_cost): Likewise.
9719 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
9721 * config/pa/pa.c (pa_adjust_cost): Likewise.
9722 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
9723 (rs6000_debug_adjust_cost): Likewise.
9724 * config/sh/sh.c (sh_adjust_cost): Likewise.
9725 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
9726 (hypersparc_adjust_cost): Likewise.
9727 (sparc_adjust_cost): Likewise.
9728 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
9729 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
9730 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
9732 * config/visium/visium.c (visium_adjust_cost): Likewise.
9733 * doc/tm.texi: Regenerate.
9734 * haifa-sched.c (dep_cost_1): Adjust.
9735 * target.def: Merge adjust_cost and adjust_cost_2.
9737 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9739 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
9741 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9743 * store-motion.c (struct st_expr): Make pattern_regs a vector.
9744 (extract_mentioned_regs): Append to a vector instead of
9745 returning a rtx_expr_list.
9746 (st_expr_entry): Adjust.
9747 (free_st_expr_entry): Likewise.
9748 (store_ops_ok): Likewise.
9749 (store_killed_in_insn): Likewise.
9750 (find_moveable_store): Likewise.
9752 2016-07-28 Martin Liska <mliska@suse.cz>
9754 PR gcov-profile/68025
9755 * tree-profile.c (tree_profiling): Respect
9756 no_profile_instrument_function attribute.
9757 * doc/extend.texi: Document no_profile_instrument_function
9760 2016-07-28 Martin Liska <mliska@suse.cz>
9762 PR rtl-optimization/70944
9763 * combine.c (make_compound_operation):
9764 Do not allow make_compound_operation for vector mode
9766 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
9769 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
9770 before calling get_ops.
9772 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9774 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
9775 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
9776 (BITS_PER_UNIT_LOG): Remove.
9777 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
9778 * expr.c (expand_assignment): Likewise.
9779 * stor-layout.c (initialize_sizetypes): Likewise.
9781 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
9783 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
9784 signature of rs6000_expand_vector_extract so that the element
9785 number is a RTX instead of a constant integer.
9786 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
9788 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
9789 (altivec_expand_vec_ext_builtin): Likewise.
9790 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
9791 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
9792 MFVSRLD instruction.
9794 2016-07-27 David Malcolm <dmalcolm@redhat.com>
9796 * input.c (get_pure_location): Move here from tree.c.
9797 (make_location): Likewise. Add header comment.
9798 (selftest::test_accessing_ordinary_linemaps): Verify
9799 pure_location_p, make_location, get_location_from_adhoc_loc and
9801 * input.h (get_pure_location): Move declaration here from tree.h.
9802 (get_finish): Likewise for inline function.
9803 (make_location): Likewise for declaration.
9804 * tree.c (get_pure_location): Move to input.c.
9805 (make_location): Likewise.
9806 * tree.h (get_pure_location): Move declaration to tree.h.
9807 (get_finish): Likewise for inline function.
9808 (make_location): Likewise for declaration.
9810 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9813 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
9815 2016-07-27 David Malcolm <dmalcolm@redhat.com>
9817 * system.h (STATIC_ASSERT): Use static_assert if building
9820 2016-07-27 Richard Biener <rguenther@suse.de>
9822 PR tree-optimization/72517
9823 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
9824 Revert change to not compute read-read dependences.
9826 2016-07-27 Richard Biener <rguenther@suse.de>
9828 * predict.c (set_even_probabilities): Make nedges unsigned.
9830 2016-07-27 Martin Liska <mliska@suse.cz>
9832 * predict.c (set_even_probabilities): Handle unlikely edges.
9833 (combine_predictions_for_bb): Likewise.
9835 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
9838 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
9839 __float128 support when we don't have hardware support, so that
9840 the IEEE built-in functions like isgreater, first call __unordkf3
9841 to make sure neither operand is a NaN, and if both operands are
9842 ordered, do the normal comparison.
9844 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9846 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
9848 (extract_code_and_val_from_cond_with_ops): Verify that name is
9849 either cond_op0 or cond_op1.
9851 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9853 PR tree-optimization/18046
9854 * genmodes.c (emit_mode_size_inline): Emit an assert that
9855 verifies that mode is a valid array index.
9856 (emit_mode_nuinits_inline): Likewise.
9857 (emit_mode_inner_inline): Likewise.
9858 (emit_mode_unit_size_inline): Likewise.
9859 (emit_mode_unit_precision_inline): Likewise.
9860 * tree-vrp.c: Include params.h.
9861 (find_switch_asserts): Register edge assertions for the default
9862 label which correspond to the anti-ranges of each case label.
9863 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
9864 * doc/invoke.texi: Document it.
9866 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9868 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
9869 and unnecessary call to gimple_bb.
9871 2016-07-26 Richard Biener <rguenther@suse.de>
9873 PR rtl-optimization/71984
9874 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
9877 2016-07-26 Richard Biener <rguenther@suse.de>
9880 * expmed.c (extract_bit_field_1): Constrain the vector mode
9881 with element size matching the extraction mode size when
9882 choosing a better vector mode to do the extraction from.
9884 2016-07-26 Richard Biener <rguenther@suse.de>
9885 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9888 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
9891 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9893 * tree-ssa-structalias.c (struct scc_info): Change types of
9894 members to auto_sbitmap and auto_vec.
9895 (scc_info::scc_info): New constructor.
9896 (scc_info::~scc_info): New destructor.
9897 (init_scc_info): Remove.
9898 (free_scc_info): Remove.
9899 (find_indirect_cycles): Adjust.
9900 (perform_var_substitution): Likewise.
9901 (free_var_substitution_info): Likewise.
9903 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9905 * tree-outof-ssa.c (struct elim_graph): Change type of members
9906 to auto_vec and auto_sbitmap.
9907 (elim_graph::elim_graph): New constructor.
9908 (delete_elim_graph): Remove.
9909 (expand_phi_nodes): Adjust.
9911 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9913 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
9914 (new_elim_graph): Adjust.
9915 (clear_elim_graph): Likewise.
9916 (delete_elim_graph): Likewise.
9917 (elim_graph_size): Likewise.
9918 (elim_graph_add_node): Likewise.
9919 (elim_graph_add_edge): Likewise.
9920 (elim_graph_remove_succ_edge): Likewise.
9921 (eliminate_name): Likewise.
9922 (eliminate_build): Likewise.
9923 (elim_forward): Likewise.
9924 (elim_unvisited_predecessor): Likewise.
9925 (elim_backward): Likewise.
9926 (elim_create): Likewise.
9927 (eliminate_phi): Likewise.
9928 (expand_phi_nodes): Likewise.
9930 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9932 * bt-load.c (compute_out): Use auto_sbitmap class.
9933 (link_btr_uses): Likewise.
9934 * cfganal.c (mark_dfs_back_edges): Likewise.
9935 (post_order_compute): Likewise.
9936 (inverted_post_order_compute): Likewise.
9937 (pre_and_rev_post_order_compute_fn): Likewise.
9938 (single_pred_before_succ_order): Likewise.
9939 * cfgexpand.c (pass_expand::execute): Likewise.
9940 * cfgloop.c (verify_loop_structure): Likewise.
9941 * cfgloopmanip.c (fix_bb_placements): Likewise.
9942 (remove_path): Likewise.
9943 (update_dominators_in_loop): Likewise.
9944 * cfgrtl.c (break_superblocks): Likewise.
9945 * ddg.c (check_sccs): Likewise.
9946 (create_ddg_all_sccs): Likewise.
9947 * df-core.c (df_worklist_dataflow): Likewise.
9948 * dse.c (dse_step3): Likewise.
9949 * except.c (eh_region_outermost): Likewise.
9950 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9951 * gcse.c (prune_expressions): Likewise.
9952 (prune_insertions_deletions): Likewise.
9953 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
9954 * graph.c (draw_cfg_nodes_no_loops): Likewise.
9955 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
9956 * lcm.c (compute_earliest): Likewise.
9957 (compute_farthest): Likewise.
9958 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
9959 (unroll_loop_runtime_iterations): Likewise.
9960 (unroll_loop_stupid): Likewise.
9961 * lower-subreg.c (decompose_multiword_subregs): Likewise.
9962 * lra-lives.c: Likewise.
9963 * lra.c (lra): Likewise.
9964 * modulo-sched.c (schedule_reg_moves): Likewise.
9965 (optimize_sc): Likewise.
9966 (get_sched_window): Likewise.
9967 (sms_schedule_by_order): Likewise.
9968 (check_nodes_order): Likewise.
9969 (order_nodes_of_sccs): Likewise.
9970 (order_nodes_in_scc): Likewise.
9971 * recog.c (split_all_insns): Likewise.
9972 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
9973 * reload1.c (reload): Likewise.
9974 * sched-rgn.c (haifa_find_rgns): Likewise.
9975 (split_edges): Likewise.
9976 (compute_trg_info): Likewise.
9977 * sel-sched.c (init_seqno): Likewise.
9978 * store-motion.c (remove_reachable_equiv_notes): Likewise.
9979 * tree-into-ssa.c (update_ssa): Likewise.
9980 * tree-ssa-live.c (live_worklist): Likewise.
9981 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
9982 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9984 (try_peel_loop): Likewise.
9985 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9987 * tree-ssa-pre.c (compute_antic): Likewise.
9988 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
9989 * tree-stdarg.c (reachable_at_most_once): Likewise.
9990 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
9991 * var-tracking.c (vt_find_locations): Likewise.
9993 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9995 * sbitmap.h (auto_sbitmap): New class.
9997 2016-07-26 Alan Modra <amodra@gmail.com>
10000 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
10003 2016-07-25 David Malcolm <dmalcolm@redhat.com>
10005 * input.c (selftest::temp_source_file::temp_source_file): Fix
10006 missing "%s" in fprintf.
10008 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
10010 PR middle-end/71732
10011 * cselib.c (cselib_process_insn): Invalidate argument slots for
10014 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10016 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
10017 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
10018 vmulxh_lane_f16, vmulxh_laneq_f16): New.
10020 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10022 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10023 * config/aarch64/aarch64.md (fma, fnma): Support HF.
10024 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
10026 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10028 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10029 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
10031 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
10032 (add<mode>3): Likewise.
10033 (sub<mode>3): Likewise.
10034 (mul<mode>3): Likewise.
10035 (div<mode>3): Likewise.
10036 (*div<mode>3): Likewise.
10037 (<fmaxmin><mode>3): Extend to HF.
10038 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
10039 (fabd<mode>3): Likewise.
10040 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
10041 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
10042 (aarch64_fmulx<mode>): Likewise.
10043 (aarch64_fac<optab><mode>): Likewise.
10044 (aarch64_frecps<mode>): Likewise.
10045 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
10046 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
10047 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
10048 (VSDQ_HSDI): Support HI.
10049 (fcvt_target, FCVT_TARGET): Likewise.
10050 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
10051 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
10052 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
10053 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
10054 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
10055 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
10056 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
10057 vrsqrtsh_f16): New.
10059 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10061 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
10062 * config/aarch64/aarch64-builtins.c (hi_UP): New.
10063 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10064 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
10066 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
10067 (aarch64_cm<optab><mode>): Likewise.
10068 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
10069 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
10070 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
10071 (sqrt<mode>2): Likewise.
10072 (*sqrt<mode>2): Likewise.
10073 (abs<mode>2): Likewise.
10074 (<optab><mode>hf2): New pattern for HF mode.
10075 (<optab>hihf2): Likewise.
10076 * config/aarch64/arm_neon.h: Include arm_fp16.h.
10077 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
10078 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
10080 * config/aarch64/arm_fp16.h: New file.
10081 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
10082 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
10083 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
10084 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
10085 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
10086 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
10087 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
10088 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
10089 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
10090 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
10091 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
10092 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
10095 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10097 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
10098 reduc_smin_scal_): Use VDQIF_F16.
10099 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
10100 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
10102 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
10103 * config/aarch64/iterators.md (VDQIF_F16): New.
10104 (vp): Support HF modes.
10105 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
10106 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
10108 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10110 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
10111 "*aarch64_mulx_elt_from_dup<mode>".
10112 (*aarch64_mul3_elt<mode>): Update schedule type.
10113 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
10114 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
10115 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
10116 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
10117 (f, fp): Support HF modes.
10118 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
10119 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
10120 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
10121 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
10122 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
10123 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
10125 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10127 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10128 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
10130 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
10133 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10135 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10136 * config/aarch64/aarch64-simd.md
10137 (aarch64_rsqrts<mode>): Extend to HF modes.
10138 (fabd<mode>3): Likewise.
10139 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
10140 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
10141 (aarch64_<maxmin_uns>p<mode>): Likewise.
10142 (<su><maxmin><mode>3): Likewise.
10143 (<maxmin_uns><mode>3): Likewise.
10144 (<fmaxmin><mode>3): Likewise.
10145 (aarch64_faddp<mode>): Likewise.
10146 (aarch64_fmulx<mode>): Likewise.
10147 (aarch64_frecps<mode>): Likewise.
10148 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
10149 (add<mode>3): Extend to HF modes.
10150 (sub<mode>3): Likewise.
10151 (mul<mode>3): Likewise.
10152 (div<mode>3): Likewise.
10153 (*div<mode>3): Likewise.
10154 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
10156 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
10157 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
10158 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
10159 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
10160 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
10161 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
10162 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
10163 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
10164 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
10165 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
10166 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
10167 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
10168 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
10169 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
10171 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10173 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
10174 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10175 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
10176 (neg<mode>2): Likewise.
10177 (abs<mode>2): Likewise.
10178 (<frint_pattern><mode>2): Likewise.
10179 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
10180 (<optab><VDQF:mode><fcvt_target>2): Likewise.
10181 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
10182 (ftrunc<VDQF:mode>2): Likewise.
10183 (<optab><fcvt_target><VDQF:mode>2): Likewise.
10184 (sqrt<mode>2): Likewise.
10185 (*sqrt<mode>2): Likewise.
10186 (aarch64_frecpe<mode>): Likewise.
10187 (aarch64_cm<optab><mode>): Likewise.
10188 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
10190 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
10191 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
10193 * config/aarch64/arm_neon.h (vdup_n_f16): New.
10194 (vdupq_n_f16): Likewise.
10195 (vld1_dup_f16): Use vdup_n_f16.
10196 (vld1q_dup_f16): Use vdupq_n_f16.
10197 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
10198 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
10199 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
10200 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
10201 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
10202 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
10203 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
10204 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
10205 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
10206 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
10207 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
10208 vsqrt_f16, vsqrtq_f16): New.
10210 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10212 * config/aarch64/aarch64-simd.md
10213 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
10214 (aarch64_ext<mode>): Likewise.
10215 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
10216 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
10217 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
10219 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
10221 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
10222 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
10223 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
10224 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
10225 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
10226 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
10227 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
10229 (vmov_n_f16): Reimplement using vdup_n_f16.
10230 (vmovq_n_f16): Reimplement using vdupq_n_f16..
10232 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10234 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
10235 "frame_related_p". Generate CFA annotation when it's necessary.
10236 (aarch64_expand_prologue): Use aarch64_add_constant.
10237 (aarch64_expand_epilogue): Likewise.
10238 (aarch64_output_mi_thunk): Pass "false" when calling
10239 aarch64_add_constant.
10241 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10243 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
10246 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10248 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
10249 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
10250 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
10251 (aarch64_build_constant): Delete.
10253 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
10256 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
10258 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
10259 flag_toplevel_reorder.
10261 2016-07-25 Richard Biener <rguenther@suse.de>
10263 * cgraph.c (cgraph_node::verify_node): Compare against builtin
10264 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
10265 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
10266 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
10267 (streamer_get_builtin_tree): Likewise.
10268 (streamer_write_builtin): Likewise.
10269 * lto-streamer.h (LTO_builtin_decl): Remove.
10270 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
10271 (lto_input_scc): Remove LTO_builtin_decl handling.
10272 (lto_input_tree_1): Liekwise.
10273 * lto-streamer-out.c (lto_output_tree_1): Remove special
10274 handling of builtins.
10275 (DFS::DFS): Likewise.
10276 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
10277 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
10279 (streamer_write_builtin): Remove.
10281 2016-07-25 Martin Liska <mliska@suse.cz>
10283 * lto-cgraph.c (input_symtab): Don't call get_working_sets
10284 if flag_auto_profile is set to true.
10286 2016-07-25 Martin Liska <mliska@suse.cz>
10288 PR gcov-profile/71868
10289 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
10290 have a function with multiple latches, count them all.
10292 2016-07-25 Martin Liska <mliska@suse.cz>
10294 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
10296 2016-07-25 Martin Liska <mliska@suse.cz>
10298 PR tree-optimization/71987
10299 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
10300 just for SSA_NAMEs. Fix GNU coding style.
10302 2016-07-25 Martin Liska <mliska@suse.cz>
10304 PR gcov-profile/64874
10305 * gcov-io.h: Update command about file format.
10306 * gcov-iov.c (main): Adapt the numbering scheme.
10308 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10310 PR middle-end/66726
10311 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
10312 whose result is used in PHI.
10313 (final_range_test_p): Likewise.
10314 (maybe_optimize_range_tests): Likewise.
10316 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10318 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10319 Reformat two multi-line strings.
10321 2016-07-22 Martin Sebor <msebor@redhat.com>
10323 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
10325 2016-07-22 Martin Sebor <msebor@redhat.com>
10328 * doc/extend.texi (Compound Literals): Correct and clarify.
10329 (Cast to Union): Same.
10331 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
10333 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10334 comments to explain why certain error messages make mention of
10335 undocumented options.
10336 (rs6000_invalid_builtin): Change error messages to replace mention
10337 of undocumented options with mention of the -mcpu=power9 option
10338 that enables those undocumented options.
10339 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
10340 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
10341 definition of this macro to correct an existing error.
10342 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
10343 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
10344 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
10345 descriptions of built-in functions so that they depend on
10346 -mcpu=power9 instead of on the corresponding undocumented flags.
10347 * doc/invoke.texi (Option Summary): Remove all mention of newly
10348 undocumented flags.
10349 (IBM RS/6000 and PowerPC Options): Likewise.
10350 * doc/md.texi (Constraints for Particuliar Machines): Remove all
10351 mention of newly undocumented flags.
10353 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
10355 * ipa-cp.c (determine_versionability): Do not create constprop clones,
10356 when target_clones attribute is set.
10358 2016-07-22 Bin Cheng <bin.cheng@arm.com>
10360 * common.opt (funsafe-loop-optimizations): Mark ignore.
10361 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
10362 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
10364 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
10365 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
10367 2016-07-22 Bin Cheng <bin.cheng@arm.com>
10369 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
10371 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
10373 (number_of_iterations_exit): Warn missed loop optimization for
10374 possible infinite loops.
10376 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
10379 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
10380 when to emit a ".machine" pseudo-op.
10382 2016-07-22 Martin Liska <mliska@suse.cz>
10384 PR gcov-profile/69028
10385 PR gcov-profile/62047
10386 * coverage.c (coverage_compute_lineno_checksum): Do not
10387 calculate checksum for fns w/o xloc.file.
10388 (coverage_compute_profile_id): Likewise.
10390 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
10392 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
10393 (avr_secondary_reload): ...and implementation.
10394 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
10395 * config/avr/avr.md (reload_in<mode>): Remove insns.
10396 (adjust_len) [lpm]: Remove insn attribute value.
10397 * config/avr/predicates.md (flash_operand): Remove insn predicate.
10399 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10401 PR middle-end/71876
10402 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
10404 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
10405 * calls.c (special_function_p): Remove the special handling of the
10406 "__builtin_" prefix.
10408 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10410 PR middle-end/71876
10411 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
10412 if STMT may be an alloca call.
10413 (gimple_alloca_call_p, alloca_call_p): Return only true for the
10414 builtin alloca call.
10415 * calls.h (gimple_maybe_alloca_call_p): New function.
10416 * tree-inline.c (inline_forbidden_p_stmt): Use
10417 gimple_maybe_alloca_call_p here.
10419 2016-07-21 David Malcolm <dmalcolm@redhat.com>
10421 * spellcheck-tree.c (best_macro_match::best_macro_match):
10422 Explictly specify the template arguments when invoking the base
10423 class constructor, to help older C++ compilers.
10425 2016-07-21 Jakub Jelinek <jakub@redhat.com>
10428 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
10429 before builtin_decl_implicit.
10431 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10433 * optabs.c (emit_condiitonal_move): Short circuit for identical
10436 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10438 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
10439 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
10440 (noce_conversion_profitable_p): New.
10441 (noce_try_store_flag_constants): Use it.
10442 (noce_try_addcc): Likewise.
10443 (noce_try_store_flag_mask): Likewise.
10444 (noce_try_cmove): Likewise.
10445 (noce_try_cmove_arith): Likewise.
10446 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
10448 (noce_convert_multiple_sets): Move cost model to here, from...
10449 (bb_ok_for_noce_convert_multiple_sets) ...here.
10450 (noce_process_if_block): Update calls for above changes.
10451 (noce_find_if_block): Record new noce_if_info parameters.
10453 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10455 * target.def (max_noce_ifcvt_seq_cost): New.
10456 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
10457 * doc/tm.texi: Regenerate.
10458 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
10459 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
10460 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
10461 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
10462 * doc/invoke.texi: Document new params.
10464 2016-07-21 Richard Biener <rguenther@suse.de>
10466 PR tree-optimization/71947
10467 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
10468 ranges have useful limit_vr information.
10470 2016-07-21 Richard Biener <rguenther@suse.de>
10472 * function-tests.c (build_trivial_generic_function): Set
10473 BLOCK_SUPERCONTEXT of DECL_INITIAL.
10474 * omp-low.c (create_omp_child_function): Likewise.
10475 (grid_expand_target_grid_body): Likewise.
10476 * cgraphunit.c (init_lowered_empty_function): Likewise.
10477 (cgraph_node::expand_thunk): Likewise.
10478 * tree-parloops.c (create_loop_fn): Likewise.
10479 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
10481 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10483 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
10486 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
10488 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
10489 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
10490 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
10491 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
10492 values for insn attribute.
10493 * config/avr/avr.c (avr_out_insert_notbit): New function.
10494 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
10495 ADJUST_LEN_INSV_NOTBIT_0/_7.
10496 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
10498 2016-07-21 Bin Cheng <bin.cheng@arm.com>
10500 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
10501 (chrec_convert_1, chrec_convert): Ditto.
10502 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
10503 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
10504 * tree-vrp.c (adjust_range_with_scev): Ditto.
10505 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
10506 (scev_var_range_cant_overflow): New function.
10507 (scev_probably_wraps_p): New parameter. Call above function.
10508 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
10510 2016-07-21 Bin Cheng <bin.cheng@arm.com>
10512 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
10513 by removing computation of may_be_zero.
10515 2016-07-21 Jakub Jelinek <jakub@redhat.com>
10517 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
10519 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
10521 Improving concepts performance and diagnostics.
10522 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
10523 for constraint satisfaction and subsumption.
10524 * timevar.h (auto_timevar): New constructor that matches the push/pop
10525 pattern of usage in pt.c.
10527 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
10529 * hwint.h (HOST_WIDE_INT_0): New define.
10530 (HOST_WIDE_INT_0U): Ditto.
10531 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
10532 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
10533 * simplify-rtx.c: Ditto.
10534 * tree-object-size.c: Ditto.
10536 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10538 * config/s390/s390.c (s390_encode_section_info): Remove mode size
10541 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
10543 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
10544 * combine.c: Use HOST_WIDE_INT_M1U instead of
10545 ~(unsigned HOST_WIDE_INT) 0.
10546 * double-int.h: Ditto.
10548 * dwarf2asm.c:Ditto.
10550 * genmodes.c: Ditto.
10552 * read-rtl.c: Ditto.
10553 * tree-ssa-loop-ivopts.c: Ditto.
10554 * tree-ssa-loop-prefetch.c: Ditto.
10555 * tree-vect-generic.c: Ditto.
10556 * tree-vect-patterns.c: Ditto.
10559 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10561 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
10562 constant addresses outside [0,0xc0] into a register.
10563 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
10564 cases where the base address register is unused after.
10565 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
10566 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
10567 (avr_out_store_psi_reg_disp_tiny): Same.
10569 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10571 Implement attribute progmem on reduced Tiny cores by adding
10572 flash offset 0x4000 to respective symbols.
10575 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
10576 documentation how it works on reduced Tiny cores.
10577 (AVR Named Address Spaces): No support for reduced Tiny.
10578 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
10579 (avr_address_tiny_pm_p): New static function.
10580 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
10581 if the address is in progmem.
10582 (avr_assemble_integer): Same.
10583 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
10584 for symbol_ref in progmem.
10585 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
10586 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
10587 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
10589 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
10591 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
10592 * configure: Regenerate.
10593 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
10594 (USE_THIN_ARCHIVES): New variable.
10595 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
10596 this archive as a thin archive.
10598 2016-07-20 David Malcolm <dmalcolm@redhat.com>
10600 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
10601 same location as last time, don't skip if we have fix-it hints.
10602 Clarify the skipping logic by converting it from one "if" clause
10603 to repeated "if" clauses.
10604 * spellcheck-tree.c: Include "cpplib.h".
10605 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
10606 (best_macro_match::best_macro_match): New constructor.
10607 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
10608 Move here from c/c-decl.c.
10609 (class best_macro_match): Move here from c/c-decl.c, converting
10610 from a typedef to a subclass, gaining a ctor.
10612 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10614 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
10615 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
10617 (avr_addr_space_diagnose_usage): ...and implementation.
10618 (avr_addr_space_supported_p): New function.
10619 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
10620 report bad address space usage if that space is supported.
10621 (avr_insert_attributes): Same. No more complain about unsupported
10623 * config/avr/avr-c.c (tm_p.h): Include it.
10624 (avr_cpu_cpp_builtins): Only define addr-space related built-in
10625 macro if avr_addr_space_supported_p.
10627 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
10629 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
10630 flag_toplevel_reorder.
10632 2016-07-20 David Malcolm <dmalcolm@redhat.com>
10634 * gcc-rich-location.c
10635 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
10637 * gcc-rich-location.h
10638 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
10640 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10642 * target.def (addr_space): Add new diagnose_usage to hook vector.
10643 * targhooks.c (default_addr_space_diagnose_usage): Add default
10644 implementation and...
10645 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
10646 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
10647 is some address space, call targetm.addr_space.diagnose_usage.
10648 * doc/tm.texi.in (Named Address Spaces): Add anchor for
10649 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
10650 * doc/tm.texi: Regenerate.
10652 2016-07-20 Martin Liska <mliska@suse.cz>
10654 PR middle-end/71898
10655 * graphite-isl-ast-to-gimple.c (later_of_the_two):
10656 Properly handly PHI stmts.
10658 2016-07-20 Bin Cheng <bin.cheng@arm.com>
10660 PR tree-optimization/71503
10661 PR tree-optimization/71683
10662 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
10665 2016-07-20 Martin Liska <mliska@suse.cz>
10667 * doc/invoke.texi (-fipa-ra): Document when the option is
10668 disabled. Fix a typo.
10670 2016-07-20 Martin Liska <mliska@suse.cz>
10672 * Makefile.in: Include fibonacci_heap.c
10673 * fibonacci_heap.c: New file.
10674 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
10675 (fibonacci_heap::union_with): Fix deletion of the second heap.
10676 * selftest-run-tests.c (selftest::run_tests): Incorporate
10677 fibonacci heap tests.
10678 * selftest.h: Declare fibonacci_heap_c_tests.
10680 2016-07-20 Martin Liska <mliska@suse.cz>
10682 * selftest-run-tests.c (selftest::run_tests): New function.
10683 * selftest.h (sreal_c_tests): Declare.
10684 * sreal.c (sreal_verify_basics): New function.
10685 (verify_aritmetics): Likewise.
10686 (sreal_verify_arithmetics): Likewise.
10687 (verify_shifting): Likewise.
10688 (sreal_verify_shifting): Likewise.
10689 (void sreal_c_tests): Likewise.
10691 2016-07-19 Jakub Jelinek <jakub@redhat.com>
10693 PR rtl-optimization/71916
10694 * cfgrtl.c (contains_no_active_insn_p): Return false also for
10695 bb which have a single succ fake edge.
10697 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
10700 * dwarf2out.c (gen_subprogram_die): Only call
10701 gen_unspecified_parameters_die while dumping early dwarf.
10703 2016-07-19 Jakub Jelinek <jakub@redhat.com>
10705 PR middle-end/71874
10706 * gimple-fold.c (fold_builtin_memory_op): Use
10707 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
10709 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
10711 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
10712 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
10713 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
10714 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
10715 * combine.c: Ditto.
10718 * double-int.c: Ditto.
10720 * dwarf2out.c: Ditto.
10723 * fold-const.c: Ditto.
10724 * function.c: Ditto.
10726 * genmodes.c: Ditto.
10730 * loop-doloop.c: Ditto.
10731 * loop-invariant.c: Ditto.
10732 * loop-iv.c: Ditto.
10737 * rtlanal.c: Ditto.
10738 * simplify-rtx.c: Ditto.
10739 * stor-layout.c: Ditto.
10741 * tree-ssa-loop-ivopts.c: Ditto.
10742 * tree-vect-generic.c: Ditto.
10743 * tree-vect-patterns.c: Ditto.
10748 * wide-int-print.cc: Ditto.
10749 * wide-int.cc: Ditto.
10750 * wide-int.h: Ditto.
10752 2016-07-19 David Malcolm <dmalcolm@redhat.com>
10754 * selftest.c (selftest::assert_streq): Handle NULL values of
10755 val_actual and val_expected.
10757 2016-07-19 Martin Jambor <mjambor@suse.cz>
10760 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
10761 rather than cgraph_create_node to get a call graph node.
10763 2016-07-19 Richard Biener <rguenther@suse.de>
10765 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
10766 handle all tcc_constant bases and valueize SSA names.
10767 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
10768 tcc_constant bases.
10770 2016-07-19 David Malcolm <dmalcolm@redhat.com>
10772 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
10773 the flags of the exit block and bb2, not just the entry block.
10775 2016-07-19 Richard Biener <rguenther@suse.de>
10777 PR tree-optimization/71901
10778 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
10779 align member, group stuff with the bitfield.
10780 (vn_ref_op_align_unit): New inline.
10781 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
10782 record element alignment and operand 3 unchanged.
10783 (ao_ref_init_from_vn_reference): Adjust.
10784 (valueize_refs_1): Likewise.
10785 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
10787 2016-07-19 Richard Biener <rguenther@suse.de>
10789 PR tree-optimization/71908
10790 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
10791 symbolic constants in a more reliable way.
10793 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
10795 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
10797 (vect_update_inits_of_drs): Likewise.
10798 (vect_create_cond_for_alias_checks): Likewise.
10799 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
10801 2016-07-19 Richard Biener <rguenther@suse.de>
10804 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
10805 with an abstract origin that is not an inlined function outer
10806 scope add a self-reference as abstract origin.
10807 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
10809 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10812 * config/rs6000/rs6000.c (rs6000_function_value): Fix
10813 unintentional System V.4 structure return breakage for structures
10814 with a single floating point element.
10816 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10818 PR tree-optimization/71734
10819 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
10820 contains REF, use it to check safelen, assume that safelen value
10821 must be greater 1, fix style.
10822 (ref_indep_loop_p_2): Add REF_LOOP argument.
10823 (ref_indep_loop_p): Pass LOOP as additional argument to
10824 ref_indep_loop_p_2.
10826 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
10828 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
10829 allocation in the prologue.
10830 * explow.c (get_dynamic_stack_base): New function to return an address
10831 expression for the dynamic stack base.
10832 (get_dynamic_stack_size): New function to do the required dynamic stack
10833 space size calculations.
10834 (allocate_dynamic_stack_space): Use new functions.
10835 (align_dynamic_address): Move some code from
10836 allocate_dynamic_stack_space to new function.
10837 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
10839 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10841 * config/s390/s390.c (s390_encode_section_info): Always set
10842 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
10845 2016-07-18 Richard Biener <rguenther@suse.de>
10847 PR tree-optimization/71893
10848 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
10849 for sizetype cast added by array_ref_element_size.
10850 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10852 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
10854 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
10855 register parameters. Remove code to initialize argument pointer
10856 on TARGET_64BIT. Optimize call to _mcount when it can be reached
10857 using a pc-relative branch. Cleanup conditional code.
10858 * config/pa/pa.md (call_mcount): New expander.
10859 (call_mcount_nonpic): New insn.
10860 (call_mcount_pic): New insn and split.
10861 (call_mcount_pic_post_reload): New insn.
10862 (call_mcount_64bit): New insn and split.
10863 (call_mcount_64bit_post_reload): New insn.
10865 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
10867 * config/avr/predicates.md (const_m255_to_m1_operand): New.
10868 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
10869 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
10870 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
10871 (*usum_widenqihi3, *udiff_widenqihi3)
10872 (*addhi3_zero_extend.const): New combiner insns.
10873 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
10874 just 1 bit is affected.
10875 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
10876 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
10878 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
10880 * omp-low.c (lower_omp_target): Mark data clauses with
10881 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
10882 zero-length subarrays.
10884 2016-07-15 Richard Biener <rguenther@suse.de>
10886 PR tree-optimization/71881
10887 * tree-loop-distribution.c (destroy_loop): Remove blocks in
10888 reverse DOM order to make debug temp generation happy.
10890 2016-07-15 Richard Biener <rguenther@suse.de>
10892 PR tree-optimization/71887
10893 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
10894 verify it is not zero for division / modulo handling.
10895 (value_replacement): Adjust.
10897 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
10898 Julian Brown <julian@codesourcery.com>
10900 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
10901 * config/aarch64/aarch64-cost-tables.h
10902 (vulcan_extra_costs): New variable.
10903 * config/aarch64/aarch64.c
10904 (vulcan_addrcost_table): Likewise.
10905 (vulcan_regmove_cost): Likewise.
10906 (vulcan_vector_cost): Likewise.
10907 (vulcan_branch_cost): Likewise.
10908 (vulcan_tunings): Likewise.
10910 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
10912 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
10913 (output_in_order): Loop over undefined variables too. Output them
10914 via assemble_undefined_decl. Skip variables that correspond to hard
10915 registers or have value-exprs.
10916 * varpool.c (symbol_table::output_variables): Handle undefined
10917 variables together with defined ones.
10919 2016-07-15 Richard Biener <rguenther@suse.de>
10921 * tree-ssa-pre.c (get_representative_for): Make sure to return
10922 the value number of SSA names.
10923 (phi_translate_1): get_representative_for cannot return NULL.
10924 (do_pre_regular_insertion): Remove redundant call to
10925 fully_constant_expression.
10926 (do_pre_partial_partial_insertion): Likewise.
10928 2016-07-15 Bin Cheng <bin.cheng@arm.com>
10930 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
10931 (derive_simple_iv_with_niters): New function.
10932 (simple_iv): Rewrite using simple_iv_with_niters.
10933 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
10934 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
10936 (number_of_iterations_exit): Rewrite using above function.
10937 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
10940 2016-07-15 Richard Biener <rguenther@suse.de>
10942 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
10943 vec_construct cost.
10945 2016-07-14 Jakub Jelinek <jakub@redhat.com>
10947 PR tree-optimization/71872
10948 * tree-data-ref.c (get_references_in_stmt): Ignore references
10949 with is_gimple_constant get_base_address.
10951 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10953 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
10954 (TARGET_HAVE_LDACQD): New macro.
10955 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
10956 than TARGET_HAVE_LDACQ.
10957 (arm_load_acquire_exclusivedi): Likewise.
10958 (arm_store_release_exclusivedi): Likewise.
10960 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10962 PR rtl-optimization/71878
10963 * lra-constraints.c (match_reload): Pass information about other
10964 output operands. Create new unique register value if matching input
10965 operand shares same register value as output operand being considered.
10966 (curr_insn_transform): Record output operands already processed.
10968 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10971 PR tree-optimization/70923
10972 * tree-vect-patterns.c: Include mult-synthesis.h.
10973 (target_supports_mult_synth_alg): New function.
10974 (synth_lshift_by_additions): Likewise.
10975 (apply_binop_and_append_stmt): Likewise.
10976 (vect_synth_mult_by_constant): Likewise.
10977 (target_has_vecop_for_code): Likewise.
10978 (vect_recog_mult_pattern): Use above functions to synthesize vector
10979 multiplication by integer constants.
10981 2016-07-14 Alan Modra <amodra@gmail.com>
10983 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
10984 gpr alternatives. Correct '*' placement on Y,r alternative.
10985 Add '*' on operand 1 of r,r alternative.
10987 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10989 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
10990 * expmed.h: ... Here.
10992 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
10994 * gimple.h (stmt_can_terminate_bb_p): New function.
10995 * tree-cfg.c (need_fake_edge_p): Rename to ...
10996 (stmt_can_terminate_bb_p): ... this; return true if stmt can
10997 throw external; handle const and pure calls.
10998 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
11000 2016-07-14 Richard Biener <rguenther@suse.de>
11002 PR tree-optimization/71866
11003 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
11004 (do_hoist_insertion): Avoid endless recursion when we
11005 didn't insert anything because we managed to simplify
11006 things down to a constant or SSA name.
11007 (fully_constant_expression): Re-write in terms of ...
11008 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
11009 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
11010 vn_nary_build_or_lookup_1.
11011 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
11012 (vn_nary_build_or_lookup): ... this which now wraps it.
11014 2016-07-14 Alan Modra <amodra@gmail.com>
11017 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
11018 with p9_vector override before power9-dform override.
11020 2016-07-13 Andi Kleen <ak@linux.intel.com>
11022 * value-prof.c (gimple_value_profile_transformations): Don't run
11023 when auto_profile is on.
11025 2016-07-13 Andi Kleen <ak@linux.intel.com>
11027 * auto-profile.c (update_inlined_ind_target,
11028 afdo_indirect_call): Print information to dump file.
11030 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
11032 * genrecog.c (special_predicate_operand_p): New function.
11033 (predicate_name): Move function.
11034 (validate_pattern): Don't warn about missing mode for all
11035 define_special_predicate predicates.
11037 2016-07-13 Bin Cheng <bin.cheng@arm.com>
11039 * tree-vect-data-refs.c (vect_no_alias_p): New function.
11040 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
11041 resolve alias checks which are known at compilation time.
11042 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
11043 alias checks are resolved. Move dump info for too many runtime
11044 alias checks to here...
11045 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
11047 2016-07-13 Richard Biener <rguenther@suse.de>
11049 PR tree-optimization/24574
11050 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
11051 position and add shift, rotate, divison and modulo support
11053 (value_replacement): Pass in argument position to absorbing_element_p.
11055 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
11058 * ipa-inline-transform.c (inline_call): Support
11059 instrumented thunks.
11061 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
11063 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
11064 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
11066 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
11067 Baseline. Make initial alternative TARGET_32BIT only.
11068 (udivsi3): Likewise.
11069 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
11070 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
11073 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
11075 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
11076 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
11077 availability with TARGET_HAVE_MOVT.
11078 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
11079 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
11080 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
11082 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
11083 extra instruction if MOVW is available. Use a cost variable
11084 incremented by COSTS_N_INSNS (1) when the condition match rather than
11085 returning an arithmetic expression based on COSTS_N_INSNS. Make
11086 constant with bottom half word zero cost 2 instruction if MOVW is
11088 * config/arm/arm.md (define_attr "arch"): Add v8mb.
11089 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
11090 target is ARMv8-M Baseline.
11091 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
11092 (arm_movtas_ze): Likewise.
11093 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
11094 alternative for constants satisfying j constraint.
11095 (thumb1_movsi_insn): Likewise.
11096 (movsi splitter for K alternative): Tighten condition to not trigger
11097 if movt is available and j constraint is satisfied.
11098 (Pe immediate splitter): Likewise.
11099 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
11100 constant fitting in an halfword to use MOVW.
11101 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
11104 2016-07-13 Richard Biener <rguenther@suse.de>
11106 PR middle-end/71104
11107 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
11108 gimplifying the LHS. Make sure to gimplify a returning twice
11109 call LHS without using SSA names.
11111 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11113 * tree-data-ref.c (find_data_references_in_stmt): Remove
11114 unnecessary call to vec::release.
11115 (graphite_find_data_references_in_stmt): Likewise.
11116 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
11117 * tree-vect-stmts.c (vectorizable_condition): Likewise.
11119 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11121 * cfgexpand.c (expand_used_vars): Make the type of a local
11123 * genmatch.c (lower_for): Likewise.
11124 * haifa-sched.c (haifa_sched_init): Likewise.
11125 (add_to_speculative_block): Likewise.
11126 (create_check_block_twin): Likewise.
11127 * predict.c (handle_missing_profiles): Likewise.
11128 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
11129 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
11130 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
11132 (maybe_lower_iteration_bound): Likewise.
11133 * tree-ssa-sccvn.c (DFS): Likewise.
11134 * tree-stdarg.c (reachable_at_most_once): Likewise.
11135 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
11136 (vectorizable_store): Likewise.
11138 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11140 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
11141 (sccvn_dom_walker): make cond_stack an auto_vec.
11143 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11145 * ree.c (struct ext_state): Make type of members auto_vec.
11146 (find_and_remove_re): Adjust.
11148 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11150 * cfgexpand.c (struct stack_vars_data): Make type of fields
11152 (expand_used_vars): Adjust.
11154 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11156 * ipa.c (record_cdtor_fn): Adjust.
11157 (build_cdtor_fns): Likewise.
11158 (ipa_cdtor_merge): Make static_ctors and static_dtors local
11161 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11163 * genextract.c (struct accum_extract): Add constructor and make
11165 (gen_insn): Adjust.
11167 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11169 * tree.c (struct free_lang_data_d): Add constructor and change
11170 types of members to ones that automatically manage resources.
11171 (fld_worklist_push): Adjust.
11172 (find_decls_types): Likewise.
11173 (find_decls_types_in_eh_region): Likewise.
11174 (free_lang_data_in_cgraph): Stop manually creating and
11175 destroying members of free_lang_data_d.
11177 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
11179 PR rtl-optimization/68961
11180 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
11181 peephole variant. Use sse_reg_operand predicates.
11183 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
11185 * config/i386/predicates.md (x86_64_immediate_operand)
11186 <case CONST_INT>: Remove unneeded truncation to DImode.
11187 <case CONST>: Ditto.
11188 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
11190 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11193 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
11194 The xxperm and xxpermr instructions require that the 2nd input
11195 operand overlap with the output operand, and not the 1st.
11196 (altivec_vperm_v8hiv16qi): Likewise.
11197 (altivec_vperm_<mode>_uns_internal): Likewise.
11198 (altivec_vpermr_<mode>_internal): Likewise.
11199 (vperm_v8hiv4si): Likewise.
11200 (vperm_v16qiv8hi): Likewise.
11202 2016-07-12 Nathan Sidwell <nathan@acm.org>
11204 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
11205 when -mno-pic-data-is-text-relative is in effect, by default.
11206 * doc/invoke.texi (mpic-data-is-text-relative): Document new
11207 behavior and clarify.
11209 2016-07-12 Martin Liska <mliska@suse.cz>
11211 * params.def: Add avg-loop niter.
11212 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
11213 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
11214 * doc/invoke.texi: Document the new parameter.
11216 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11218 PR middle-end/71700
11219 * expr.c (store_constructor): Mask sign-extended bits when widening
11220 sub-word constructor element at the start of a word.
11222 2016-07-12 Martin Liska <mliska@suse.cz>
11224 * Makefile.in: Append rule for params-options.h.
11225 * params-options.h: New file.
11227 2016-07-12 Martin Liska <mliska@suse.cz>
11229 * ira-build.c (mark_loops_for_removal): Properly iterate
11232 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
11233 Richard Biener <rguenther@suse.de>
11235 PR tree-optimization/23286
11236 PR tree-optimization/70159
11237 * doc/invoke.texi: Document -fcode-hoisting.
11238 * common.opt (fcode-hoisting): New flag.
11239 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
11240 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
11241 (do_regular_insertion): Rename to ...
11242 (do_pre_regular_insertion): ... this and amend general comments
11243 on insertion strathegy.
11244 (do_partial_partial_insertion): Rename to ...
11245 (do_pre_partial_partial_insertion): ... this.
11246 (do_hoist_insertion): New function.
11247 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
11248 and call do_hoist_insertion properly.
11250 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
11251 (pass_pre::execute): Register hoist_insert stats.
11253 2016-07-12 Jakub Jelinek <jakub@redhat.com>
11255 PR middle-end/71716
11256 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
11257 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
11258 is different from mode's bitsize. Small cleanup.
11260 2016-07-12 Richard Biener <rguenther@suse.de>
11262 PR rtl-optimization/68961
11263 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
11264 to simplify to a non-constant.
11266 2016-07-11 Jakub Jelinek <jakub@redhat.com>
11268 PR middle-end/71758
11269 * omp-low.c (expand_omp_target): Gimplify device.
11271 PR tree-optimization/71823
11272 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
11273 to get vec_oprnds2 from op2.
11275 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
11277 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
11278 Hoist common subexpressions.
11279 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
11281 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
11284 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
11285 prevent generation of 'stxsiwx' on pre Power8 hardware.
11287 2016-07-11 David Malcolm <dmalcolm@redhat.com>
11289 * input.c: Include cpplib.h.
11290 (selftest::temp_source_file): New class.
11291 (selftest::temp_source_file::temp_source_file): New ctor.
11292 (selftest::temp_source_file::~temp_source_file): New dtor.
11293 (selftest::should_have_column_data_p): New function.
11294 (selftest::test_should_have_column_data_p): New function.
11295 (selftest::temp_line_table): New class.
11296 (selftest::temp_line_table::temp_line_table): New ctor.
11297 (selftest::temp_line_table::~temp_line_table): New dtor.
11298 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
11299 it to create a temp_line_table.
11300 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
11301 locations that are known to have column data.
11302 (selftest::line_table_case): New struct.
11303 (selftest::test_reading_source_line): Move tempfile handling
11304 to class temp_source_file.
11305 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
11306 (selftest::assert_token_loc_eq): New function.
11307 (ASSERT_TOKEN_LOC_EQ): New macro.
11308 (selftest::test_lexer): New function.
11309 (selftest::boundary_locations): New array.
11310 (selftest::input_c_tests): Call test_should_have_column_data_p.
11311 Loop over a test matrix of interesting values of location and
11312 default_range_bits, calling test_lexer on each case in the matrix.
11313 Move call to test_accessing_ordinary_linemaps into the matrix.
11314 * selftest.h (ASSERT_EQ): Reimplement in terms of...
11315 (ASSERT_EQ_AT): New macro.
11317 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
11320 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11321 Don't convert TImode in debug insn.
11323 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
11325 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
11326 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
11327 (tree_type_common::lang_flag_7): New.
11328 (tree_type_common::spare): Reduce size.
11329 * tree.h (TYPE_ALIGN_OK): Remove.
11330 (TYPE_LANG_FLAG_7): New.
11331 (get_inner_reference): Adjust header.
11332 * print-tree.c (print_node): Adjust.
11333 * expr.c (get_inner_reference): Remove parameter keep_aligning.
11334 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
11335 calls to get_inner_reference.
11336 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
11337 handling of TYPE_ALIGN_OK.
11338 * builtins.c (get_object_alignment_2): Adjust call to
11339 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
11340 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
11342 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
11343 * cfgexpand.c (expand_debug_expr): Likewise.
11344 * dbxout.c (dbxout_expand_expr): Likewise.
11345 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
11346 loc_list_from_tree, fortran_common): Likewise.
11347 * fold-const.c (optimize_bit_field_compare,
11348 decode_field_reference, fold_unary_loc, fold_comparison,
11349 split_address_to_core_and_offset): Likewise.
11350 * gimple-laddress.c (execute): Likewise.
11351 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
11352 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
11353 * hsa-gen.c (gen_hsa_addr): Likewise.
11354 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
11355 * tsan.c (instrument_expr): Likewise.
11356 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
11357 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
11358 * tree-affine.c (tree_to_aff_combination,
11359 get_inner_reference_aff): Adjust calls to get_inner_reference.
11360 * tree-data-ref.c (split_constant_offset_1,
11361 dr_analyze_innermost): Likewise.
11362 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
11363 * tree-sra.c (ipa_sra_check_caller): Likewise.
11364 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
11365 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
11366 bswap_replace): Likewise.
11367 * tree-vect-data-refs.c (vect_check_gather,
11368 vect_analyze_data_refs): Likewise.
11369 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
11370 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
11373 2016-07-11 David Malcolm <dmalcolm@redhat.com>
11375 * Makefile.in (selftest-valgrind): New phony target.
11376 * function-tests.c (selftest::build_cfg): Delete pass instances
11377 created by the test.
11378 (selftest::convert_to_ssa): Likewise.
11379 (selftest::test_expansion_to_rtl): Likewise.
11380 * tree-cfg.c (selftest::test_linear_chain): Release dominator
11382 (selftest::test_diamond): Likewise.
11384 2016-07-11 Richard Biener <rguenther@suse.de>
11386 PR tree-optimization/71816
11387 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
11388 than replacing all of its operands.
11390 2016-07-11 Alan Modra <amodra@gmail.com>
11392 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
11393 (ctr<mode>): Add unspec.
11394 (ctr<mode>_internal*): Likewise.
11396 2016-07-08 James Bowman <james.bowman@ftdichip.com>
11398 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
11399 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
11401 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
11403 PR rtl-optimization/71621
11404 * lra-constraints.c (process_alt_operands): Check combination of
11405 reg class and mode.
11407 2016-07-08 Jason Merrill <jason@redhat.com>
11408 Richard Biener <rguenther@suse.de>
11410 P0145: Refining Expression Order for C++.
11411 * gimplify.c (initial_rhs_predicate_for): New.
11412 (gimplfy_modify_expr): Gimplify RHS before LHS.
11414 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11417 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11418 Allow standard error handling to take over when a wrong number
11419 of arguments is presented to __builtin_vec_ld () or
11420 __builtin_vec_st ().
11422 2016-07-08 Jiong Wang <jiong.wang@arm.com>
11424 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
11429 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
11430 __builtin_aarch64_fmaxv2sf.
11431 (vmaxnmq_f32): Likewise.
11432 (vmaxnmq_f64): Likewise.
11433 (vminnm_f32): Likewise.
11434 (vminnmq_f32): Likewise.
11435 (vminnmq_f64): Likewise.
11437 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
11440 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
11441 enable -mfloat128-hardware by default.
11442 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
11443 that IEEE 128-bit hardware support needs.
11444 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
11445 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
11446 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
11447 floating point requires.
11448 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
11449 -mfloat128 and -mfloat128-hardware changes.
11451 2016-07-08 Alan Hayward <alan.hayward@arm.com>
11453 PR tree-optimization/71667
11454 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
11456 2016-07-08 Martin Liska <mliska@suse.cz>
11458 PR middle-end/71606
11459 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
11460 folding produces SAVE_EXPRs, thus return false for the type.
11462 2016-07-07 Martin Liska <mliska@suse.cz>
11464 * file-find.c (remove_prefix): New function.
11465 * file-find.h (remove_prefix): Declare the function.
11466 * gcc-ar.c (main): Skip a folder of the wrapper if
11467 a wrapped binary would point to the same file.
11469 2016-07-07 Jan Hubicka <jh@suse.cz>
11471 * tree-scalar-evolution.c (iv_can_overflow_p): export.
11472 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
11473 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
11475 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
11478 * ipa-inline-analysis.c (compute_inline_parameters): Set
11479 local.can_change_signature to false for intrumentation
11482 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11484 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
11485 with TARGET_HAVE_MOVT.
11486 (TARGET_HAVE_MOVT): Define.
11487 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
11488 availability with TARGET_HAVE_MOVT.
11489 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
11491 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
11493 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
11494 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
11495 * config/arm/constraints.md (define_constraint "j"): Use
11496 TARGET_HAVE_MOVT to check MOVT availability.
11498 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11500 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
11502 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11504 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
11505 (armv8-m.main): Likewise.
11506 (armv8-m.main+dsp): Likewise.
11507 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
11508 (FL_FOR_ARCH8M_MAIN): Likewise.
11509 * config/arm/arm-tables.opt: Regenerate.
11510 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
11511 armv8-m.main+dsp to BE8_LINK_SPEC.
11512 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
11513 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
11514 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
11515 Baseline and Mainline.
11516 (arm_option_override_internal): Also disable arm_restrict_it when
11517 !arm_arch_notm. Update comment for -munaligned-access to also cover
11519 (arm_file_start): Increase buffer size for printing architecture name.
11520 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
11521 and armv8-m.main+dsp.
11522 (mno-unaligned-access): Clarify that this is disabled by default for
11523 ARMv8-M Baseline architectures as well.
11525 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11527 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
11528 decide whether to prevent some libgcc routines being included for some
11529 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
11530 link between this condition and the one in
11531 libgcc/config/arm/lib1func.S.
11533 2016-07-07 Richard Biener <rguenther@suse.de>
11535 * tree-ssa-pre.c: Include alias.h.
11536 (compute_avail): If we have multiple VN_REFERENCEs with the
11537 same hashtable entry adjust that to make it a valid replacement
11538 for all of them with respect to alignment and aliasing
11539 when doing insertion.
11540 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
11541 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
11543 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
11547 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11548 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
11551 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11553 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
11554 (adjust_mems): Adjust.
11555 (adjust_insn): Likewise.
11556 (prepare_call_arguments): Likewise.
11558 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11560 * gcse.c (struct ls_expr): Make stores field a vector.
11561 (ldst_entry): Adjust.
11562 (free_ldst_entry): Likewise.
11563 (print_ldst_list): Likewise.
11564 (compute_ld_motion_mems): Likewise.
11565 (update_ld_motion_stores): Likewise.
11567 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11569 * gcse.c (struct ls_expr): Remove loads field.
11570 (ldst_entry): Adjust.
11571 (free_ldst_entry): Likewise.
11572 (print_ldst_list): Likewise.
11573 (compute_ld_motion_mems): Likewise.
11575 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11577 * store-motion.c (struct st_expr): Make antic_stores a vector.
11578 (st_expr_entry): Adjust.
11579 (free_st_expr_entry): Likewise.
11580 (print_store_motion_mems): Likewise.
11581 (find_moveable_store): Likewise.
11582 (compute_store_table): Likewise.
11583 (remove_reachable_equiv_notes): Likewise.
11584 (replace_store_insn): Likewise.
11585 (build_store_vectors): Likewise.
11587 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11589 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
11590 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
11592 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
11594 PR tree-optimization/71518
11595 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
11596 misalign also for outer loops with negative step.
11598 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
11600 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
11601 (cortex_a53_shift): Add mov_shift.
11602 (cortex_a53_shift_reg): Add new reservation for register shifts.
11603 (cortex_a53_alu): Remove bfm.
11604 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
11605 (cortex_a53_alu_extr): Add new reservation for EXTR.
11606 (bypasses): Improve bypass modelling.
11608 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11611 * config/avr/avr.c (avr_asm_select_section): Strip off
11612 SECTION_DECLARED from flags when calling get_section.
11614 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11616 * tree-vectorizer.h (vect_memory_access_type): Add
11617 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
11618 * tree-vect-stmts.c (compare_step_with_zero): New function.
11619 (perm_mask_for_reverse): Move further up file.
11620 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
11622 (get_negative_load_store_type): New function.
11623 (get_load_store_type): Call it. Add an ncopies argument.
11624 (vectorizable_mask_load_store): Update call accordingly and
11625 remove tests for negative steps.
11626 (vectorizable_store, vectorizable_load): Likewise. Handle new
11627 memory_access_types.
11629 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11631 * tree-vectorizer.h (vect_memory_access_type): New enum.
11632 (_stmt_vec_info): Add a memory_access_type field.
11633 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
11634 (vect_model_store_cost): Take an access type instead of a boolean.
11635 (vect_model_load_cost): Likewise.
11636 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
11637 vect_model_store_cost and vect_model_load_cost.
11638 * tree-vect-stmts.c (vec_load_store_type): New enum.
11639 (vect_model_store_cost): Take an access type instead of a
11640 store_lanes_p boolean. Simplify tests.
11641 (vect_model_load_cost): Likewise, but for load_lanes_p.
11642 (get_group_load_store_type, get_load_store_type): New functions.
11643 (vectorizable_store): Use get_load_store_type. Record the access
11644 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
11645 (vectorizable_load): Likewise.
11646 (vectorizable_mask_load_store): Likewise. Replace is_store
11647 variable with vls_type.
11649 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11651 * tree-vectorizer.h (vect_grouped_load_supported): Add a
11652 single_element_p parameter.
11653 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
11654 Check the PR65518 case here rather than in vectorizable_load.
11655 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
11656 * tree-vect-stmts.c (vectorizable_load): Likewise.
11658 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11660 * tree-vectorizer.h (gather_scatter_info): New structure.
11661 (vect_check_gather_scatter): Return a bool rather than a decl.
11662 Replace return-by-pointer arguments with a single
11663 gather_scatter_info *.
11664 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
11665 (vect_analyze_data_refs): Update call accordingly.
11666 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
11667 (vectorizable_mask_load_store): Likewise. Also record the
11668 offset dt and vectype in the gather_scatter_info.
11669 (vectorizable_store): Likewise.
11670 (vectorizable_load): Likewise.
11672 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11674 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
11675 strided groups, use the cost of N scalar accesses instead
11676 of ncopies vector accesses.
11677 (vect_model_load_cost): Likewise.
11679 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11681 * tree-vect-stmts.c (vect_cost_group_size): Delete.
11682 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
11683 variable to indicate when once-per-group costs are being used.
11684 (vect_model_load_cost): Likewise. Fix comment and misindented code.
11686 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11688 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
11689 peeling-for-gaps condition.
11691 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11693 * config/s390/s390.c (s390_expand_vec_init): Force initializer
11694 element to register if it doesn't match general_operand.
11696 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
11697 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11699 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
11701 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
11702 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
11703 (SIGNBIT): New mode iterator.
11704 (Fsignbit): New mode attribute.
11705 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
11706 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
11707 when direct moves are available.
11708 (signbit<mode>2_dm): New define_insn_and_split).
11709 (signbit<mode>2_dm2): New define_insn.
11711 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11713 PR rtl-optimization/71594
11714 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
11715 into subregs of appropriate mode before trying to emit a conditional
11718 2016-07-05 Jan Hubicka <jh@suse.cz>
11720 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
11721 (simple_iv): Use it.
11723 2016-07-05 Jan Hubicka <jh@suse.cz>
11725 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
11727 2016-07-05 Jiong Wang <jiong.wang@arm.com>
11729 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
11732 2016-07-05 Jan Hubicka <jh@suse.cz>
11734 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
11737 2016-07-05 Richard Biener <rguenther@suse.de>
11739 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
11740 Handle empty else block.
11741 (is_feasible_trace): Likewise.
11742 (split_paths): Likewise.
11744 2016-07-05 Richard Biener <rguenther@suse.de>
11746 * tree-loop-distribution.c (distribute_loop): Fix issue with
11747 the cost model loop.
11749 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
11751 * config/arm/neon-testgen.ml: Delete.
11752 * config/arm/neon.ml: Delete.
11754 2016-07-04 Jakub Jelinek <jakub@redhat.com>
11757 * tree.c (attribute_value_equal): Use get_attribute_name instead of
11758 directly using TREE_PURPOSE.
11760 2016-07-04 Jiong Wang <jiong.wang@arm.com>
11762 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
11763 * config/aarch64/aarch64_neon.h: Likewise.
11764 * config/aarch64/arm_neon.h: Likewise.
11765 * config/aarch64/atomics.md: Likewise.
11766 * config/aarch64/aarch64-simd-builtins.def: Likewise.
11767 * doc/invoke.texi: Likewise.
11769 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
11771 * config/s390/s390.md: Add "z13" cpu_facility.
11772 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
11773 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
11774 condition" type instructions.
11776 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
11777 Jeff Law <law@redhat.com>
11779 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
11780 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
11782 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
11784 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
11785 permutation for TARGET_AVX512F.
11786 (ix86_expand_vec_one_operand_perm_avx512): New function.
11787 (expand_vec_perm_1): Invoke introduced function.
11788 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
11789 it may be not valid after vectorization.
11791 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11794 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
11795 typo in comment. Only force to memory if it is a weak
11796 external reference.
11798 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
11799 Jiong Wang <jiong.wang@arm.com>
11801 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
11802 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
11803 (AARCH64_FL_F16): New.
11804 (AARCH64_FL_FOR_ARCH8_2): New.
11805 (AARCH64_ISA_8_2): New.
11806 (AARCH64_ISA_F16): New.
11807 (TARGET_FP_F16INST): New.
11808 (TARGET_SIMD_F16INST): New.
11809 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
11810 ("fp"): Disabling "fp" also disables "fp16".
11811 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
11812 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
11813 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
11814 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
11816 2016-07-04 Jan Beulich <jbeulich@suse.com>
11818 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
11820 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11823 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
11824 the insns, use an insn form that does not adjust the offset on
11825 little endian systems.
11827 2016-07-01 Jan Beulich <jbeulich@suse.com>
11829 * varasm.c (get_variable_section): Validate initializer in
11830 named .bss-like sections.
11832 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11834 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
11835 Exchange the order of the second and third operands in the vpermr
11836 instruction tmeplate.
11838 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
11841 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
11842 Disallow TDmode values.
11844 2016-07-01 Alan Modra <amodra@gmail.com>
11846 PR rtl-optimization/71709
11847 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
11848 being set, not referenced.
11850 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
11852 PR tree-optimization/70729
11853 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
11854 of loop since it can be not valid after transformation.
11856 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11858 * config/arm/arm.c (thumb_reload_in_hi): Delete.
11859 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
11861 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
11863 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
11866 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11869 * config/rs6000/constraints.md (wY constraint): New constraint to
11870 match the requirements for the LXSD and STXSD instructions.
11871 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
11872 predicate to match the requirements for the LXSD and STXSD
11874 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
11875 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
11876 to make sure that the bottom 2 bits of offset are 0, the address
11877 form is offsettable, and no updating is done in the address mode.
11878 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
11879 (movdi_internal32): Likewise
11880 (movdi_internal64): Likewise.
11882 2016-06-30 Jakub Jelinek <jakub@redhat.com>
11884 PR tree-optimization/71707
11885 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
11886 strinfo even for ADDR_EXPR ptr.
11888 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
11890 * config/rs6000/altivec.md (darn_32): Change the condition to
11891 TARGET_P9_MISC instead of TARGET_MODULO.
11892 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
11893 condition expression.
11894 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
11895 condition expression.
11896 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
11897 (DFP_TEST): New code iterator.
11898 (dfptstsfi_<code>_mode>): New define_expand.
11899 (*dfp_sgnfcnc_<mode>): New define_insn.
11900 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
11901 definition next to BU_P9_MISC_1 definition and change the MASK
11902 value to RS6000_BTM_P9_MISC.
11903 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
11904 (BU_P9_64BIT_MISC_0): Likewise.
11905 (BU_P9_DFP_MISC_0): New macro definition.
11906 (BU_P9_DFP_MISC_1): New macro definition.
11907 (BU_P9_DFP_MISC_2): New macro definition.
11908 (BU_P9_DFP_OVERLOAD_1): New macro definition.
11909 (BU_P9_DFP_OVERLOAD_2): New macro definition.
11910 (BU_P9_DFP_OVERLOAD_3): New macro definition.
11911 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
11912 (TSTSFI_LT_TD): Likewise.
11913 (TSTSFI_EQ_DD): Likewise.
11914 (TSTSFI_EQ_TD): Likewise.
11915 (TSTSFI_GT_DD): Likewise.
11916 (TSTSFI_GT_TD): Likewise.
11917 (TSTSFI_OV_DD): Likewise.
11918 (TSTSFI_OV_TD): Likewise.
11919 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
11920 (TSTSFI_LT_DD): Likewise.
11921 (TSTSFI_LT_TD): Likewise.
11922 (TSTSFI_EQ): Likewise.
11923 (TSTSFI_EQ_DD): Likewise.
11924 (TSTSFI_EQ_TD): Likewise.
11925 (TSTSFI_GT): Likewise.
11926 (TSTSFI_GT_DD): Likewise.
11927 (TSTSFI_GT_TD): Likewise.
11928 (TSTSFI_OV): Likewise.
11929 (TSTSFI_OV_DD): Likewise.
11930 (TSTSFI_OV_TD): Likewise.
11931 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11932 overloaded test significance functions.
11933 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11934 OPTION_MASK_P9_MISC into the representation of this mask.
11935 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
11937 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
11938 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
11940 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
11941 argument is a 6-bit unsigned literal value if the icode argument
11942 represents a DFP test significance built-in call.
11943 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
11944 flag used independently and in combination with the
11945 RS6000_BTM_64BIT flag.
11946 (rs6000_opt_masks): Add entry for power9-misc command-line option.
11947 (rs6000_builtin_mask_names): Add entry for power9-misc
11948 command-line option.
11949 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
11950 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
11951 RS6000_BTM_P9_MISC macros.
11952 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
11953 option and change the description of the -mpower9-vector option to
11954 enable only vector instructions, removing its erroneously claimed
11955 support for scalar instructions.
11956 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11957 the ISA 3.0 digital floating point test significance built-in
11960 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
11962 * config/aarch64/aarch64.c (cortexa35_tunings):
11963 Enable AES fusion. Use cortexa57_branch_cost.
11964 (cortexa53_tunings): Use cortexa57_branch_cost.
11965 (cortexa72_tunings): Use cortexa57_branch_cost.
11966 Use AUTOPREFETCHER_WEAK.
11967 (cortexa73_tunings): Use cortexa57_branch_cost.
11969 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11970 James Greenhalgh <james.greenhalgh@arm.com>
11972 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
11973 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
11974 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
11975 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
11976 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
11977 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
11978 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
11979 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
11980 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
11981 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
11982 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
11983 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
11984 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
11987 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
11988 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11990 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
11992 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
11994 2016-06-30 David Malcolm <dmalcolm@redhat.com>
11997 * gcc.c (driver::build_option_suggestions): Pass "option" to
11998 add_misspelling_candidates.
11999 * opts-common.c (add_misspelling_candidates): Add "option" param;
12000 use it to avoid adding negated forms for options marked with
12002 * opts.h (add_misspelling_candidates): Add "option" param.
12004 2016-06-30 Jakub Jelinek <jakub@redhat.com>
12006 PR middle-end/71693
12007 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
12008 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
12009 first when permuting bitwise operation with rotate. Cast
12010 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
12012 2016-06-29 David Malcolm <dmalcolm@redhat.com>
12014 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
12015 for misspelled param names.
12016 * params.c: Include spellcheck.h.
12017 (find_param_fuzzy): New function.
12018 * params.h (find_param_fuzzy): New prototype.
12019 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
12020 * spellcheck.h (struct edit_distance_traits<const char *>):
12023 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
12025 * config/rs6000/predicates.md (const_0_to_7_operand): New
12026 predicate, recognize 0..7.
12027 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
12028 support for doing extracts from V16QImode, V8HImode, V4SImode
12030 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
12031 vector extract support.
12032 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
12033 for ISA 3.0 vector extract.
12034 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
12035 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
12036 extracts of a constant element number from small integer vectors
12037 on 64-bit ISA 3.0 systems.
12038 (vsx_extract_<mode>_di): Likewise.
12039 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
12040 say when we can do ISA 3.0 vector extracts.
12041 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
12042 registers, using the stxsiwx instruction.
12044 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
12046 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
12047 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
12048 qdf24xx_regmove_cost, qdf24xx_tunings): New.
12049 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
12050 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
12051 * config/arm/arm.c (arm_qdf24xx_tune): New.
12053 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
12055 * config/aarch64/aarch64.c (cortexa53_tunings):
12056 Increase loop alignment to 8. Set function alignment to 16.
12057 (cortexa35_tunings): Likewise.
12058 (cortexa57_tunings): Increase loop alignment to 8.
12059 (cortexa72_tunings): Likewise.
12060 (cortexa73_tunings): Likewise.
12062 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
12064 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
12065 for arm_fp16_ok and arm_fp16_hw.
12066 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
12067 arm_fp16_alternative.
12069 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
12071 PR tree-optimization/71655
12072 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
12073 types when swapping operands.
12075 2016-06-29 Martin Liska <mliska@suse.cz>
12077 PR middle-end/71585
12078 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
12079 * ipa-inline-transform.c (inline_call): Remove unnecessary call
12080 of build_optimization_node.
12082 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
12084 PR tree-optimization/70729
12085 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
12086 independent in loops having positive safelen value.
12087 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
12088 it may be not valid after vectorization.
12090 2016-06-29 Jakub Jelinek <jakub@redhat.com>
12092 PR tree-optimization/71625
12093 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
12094 is sorted by ascending list->offset. If PTR is non-NULL and there is
12095 previous strinfo, call get_stridx_plus_constant.
12096 (get_stridx): Pass exp as second argument to get_addr_stridx.
12097 (addr_stridxptr): Add missing list = list->next, so that there can be
12098 more than one entries in the list. Bump limit from 16 to 32. Ensure
12099 the list is sorted by ascending list->offset.
12100 (get_stridx_plus_constant): Adjust so that it can be also called with
12101 ADDR_EXPR instead of SSA_NAME as PTR.
12102 (handle_char_store): Pass NULL_TREE as second argument to
12105 2016-06-29 Richard Biener <rguenther@suse.de>
12107 PR rtl-optimization/68961
12108 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
12110 2016-06-29 Richard Biener <rguenther@suse.de>
12112 PR middle-end/71002
12113 * alias.c (component_uses_parent_alias_set_from): Handle
12114 type punning through union accesses by using the union alias set.
12115 * gimple.c (gimple_get_alias_set): Remove union type punning case.
12117 2016-07-29 Richard Biener <rguenther@suse.de>
12119 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
12120 precision not matching mode precision.
12122 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
12124 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
12125 pa_output_arg_descriptor.
12126 (call_val_symref_64bit_post_reload): Likewise.
12127 (call_val_powf_64bit_post_reload): Likewise.
12128 (sibcall_internal_symref_64bit): Likewise.
12129 (sibcall_value_internal_symref_64bit): Likewise.
12131 2016-06-28 Jakub Jelinek <jakub@redhat.com>
12133 PR middle-end/71626
12134 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
12135 a constant, force its SUBREG_REG into memory or register instead
12138 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12141 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
12142 * doc/invoke.texi (AVR Options): Document it.
12144 2016-06-28 Walter Lee <walt@tilera.com>
12146 * config/tilegx/linux.h: Do not include arch/icache.h
12147 (CLEAR_INSN_CACHE): Provide inlined definition directly.
12148 * config/tilepro/linux.h: Do not include arch/icache.h
12149 (CLEAR_INSN_CACHE): Provide inlined definition directly.
12151 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
12153 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
12154 for big-endian BIT_FIELD_REF.
12156 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
12158 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
12159 ('size' attribute): Add '128'.
12161 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
12162 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
12163 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
12164 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
12165 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
12166 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
12167 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
12168 *trunc<mode>df2_odd): Set size attribute to '128'.
12169 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
12170 * config/rs6000/power6.md (power6-fp): Include dfp type.
12171 * config/rs6000/power7.md (power7-fp): Likewise.
12172 * config/rs6000/power8.md (power8-fp): Likewise.
12173 * config/rs6000/power9.md: New file.
12174 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
12175 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
12176 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
12178 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
12179 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12180 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
12181 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
12182 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
12183 dfp_dscri_<mode>): Change type attribute to dfp.
12184 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
12185 attribute to vecsimple.
12186 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
12187 and prefetch streams.
12188 (rs6000_option_override_internal): Remove temporary code setting
12189 tuning to power8. Don't set rs6000_sched_groups for power9.
12190 (last_scheduled_insn): Change to rtx_insn *.
12191 (divide_cnt, vec_load_pendulum): New variables.
12192 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
12193 (rs6000_issue_rate): Set issue rate for Power9.
12194 (is_power9_pairable_vec_type): New.
12195 (power9_sched_reorder2): New.
12196 (rs6000_sched_reorder2): Call new function for Power9 specific
12198 (insn_must_be_first_in_group): Remove Power9.
12199 (insn_must_be_last_in_group): Likewise.
12200 (force_new_group): Likewise.
12201 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
12202 Initialize divide_cnt/vec_load_pendulum.
12203 (_rs6000_sched_context, rs6000_init_sched_context,
12204 rs6000_set_sched_context): Handle context save/restore of new
12207 2016-06-28 Richard Biener <rguenther@suse.de>
12209 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
12210 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
12211 COMPONENT_REF operand.
12212 (nonoverlapping_component_refs_p): Likewise.
12213 * stor-layout.c (start_bitfield_representative): Mark
12214 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
12216 2016-06-28 Jakub Jelinek <jakub@redhat.com>
12218 * Makefile.in: Don't cat ../stage_current if it does not exist.
12220 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
12221 last argument is a bit-field.
12223 PR rtl-optimization/71673
12224 * internal-fn.c (expand_arith_overflow_result_store): Use
12225 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
12226 expand_simple_binop.
12228 PR middle-end/66867
12229 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
12230 expand_ifn_atomic_compare_exchange): New functions.
12231 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
12232 * tree.h (build_call_expr_internal_loc): Rename to ...
12233 (build_call_expr_internal_loc_array): ... this. Fix up type of
12235 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
12236 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
12237 ATOMIC_COMPARE_EXCHANGE result.
12238 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
12239 * gimple-fold.h (optimize_atomic_compare_exchange_p,
12240 fold_builtin_atomic_compare_exchange): New prototypes.
12241 * gimple-fold.c (optimize_atomic_compare_exchange_p,
12242 fold_builtin_atomic_compare_exchange): New functions..
12243 * tree-ssa.c (execute_update_addresses_taken): If
12244 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
12245 of call when finding addressable vars, and if such var becomes
12246 non-addressable, call fold_builtin_atomic_compare_exchange.
12248 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
12251 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
12252 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
12254 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
12256 * config/rs6000/rs6000.md ('type' attribute): Add
12257 veclogical,veccmpfx,vecexts,vecmove insn types.
12258 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
12259 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
12260 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
12261 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
12262 *nabs<mode>2_hw): Change type to vecmove.
12263 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
12264 *boolcc<mode>3_internal, *eqv<mode>3_internal,
12265 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
12266 *ieee_128bit_vsx_abs<mode>2_internal,
12267 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
12268 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
12269 *ieee128_mtvsrd_32bit): Change type to veclogical.
12270 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
12271 *movdi_internal32, *movdi_internal64): Update insn types.
12272 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
12273 vsx_extract_<mode>): Change type to veclogical.
12274 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
12275 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
12276 *vsx_sign_extend_si_v2di): Change type to vecexts.
12277 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
12278 type to veclogical.
12279 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
12280 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
12281 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
12282 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
12283 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12284 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
12285 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
12286 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
12287 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
12288 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
12289 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
12290 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
12291 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
12292 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
12293 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
12294 (ppc7450-vecsimple): Add veclogical, vecmove.
12295 (ppc7450-veccmp): Add veccmpfx.
12296 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
12298 (ppc8540_vector_compare): Add veccmpfx.
12299 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
12300 * config/rs6000/cell.md (cell-fp): Add fpsimple.
12301 (cell-vecsimple): Add veclogical, vecmove.
12302 (cell-veccmp): Add veccmpfx.
12303 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
12304 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
12306 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
12307 * config/rs6000/power4.md (power4-fp): Add fpsimple.
12308 (power4-vecsimple): Add veclogical, vecmove.
12309 (power4-veccmp): Add veccmpfx.
12310 * config/rs6000/power5.md (power5-fp): Add fpsimple.
12311 * config/rs6000/power6.md (power6-fp): Add fpsimple.
12312 (power6-vecsimple): Add veclogical, vecmove.
12313 (power6-veccmp): Add veccmpfx.
12314 * config/rs6000/power7.md (power7-fp): Add fpsimple.
12315 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
12316 * config/rs6000/power8.md (power8-fp): Add fpsimple.
12317 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
12318 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
12319 * config/rs6000/titan.md (titan_fp): Add fpsimple.
12320 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
12322 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
12324 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
12327 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12328 OPTION_MASK_P9_DFORM_VECTOR.
12329 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
12330 disable -mpower9-dform-vector when using reload.
12331 (quad_address_p): Remove 'gpr_p' argument and all associated code.
12332 New 'strict' argument. Update all callers. Add strict addressing
12334 (rs6000_legitimate_offset_address_p): Remove call to
12335 virtual_stack_registers_memory_p.
12336 (rs6000_legitimize_reload_address): Add quad address support.
12337 (rs6000_legitimate_address_p): Move call to quad_address_p above
12338 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
12339 to account for new strict usage.
12340 (rs6000_output_move_128bit): Adjust quad_address_p args to account
12341 for new strict usage.
12342 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
12344 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
12351 * config/i386/i386.c (ix86_spill_class): Disable condition to
12352 always return NO_REGS.
12354 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
12356 * predict.c: Include gimple-pretty-print.h
12357 (predicted_by_loop_heuristics_p): Check also
12358 PRED_LOOP_EXIT_WITH_RECURSION
12359 (predict_loops): Find self recursive calls and use special purpose
12360 predictors for them; dump log about decisions.
12361 (pass_profile::execute): Dump info about #of iterations.
12362 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
12363 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
12365 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
12367 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
12368 output_asm_insn calls and shorten long lines. Output .CALL
12369 argument descriptor using pa_output_arg_descriptor. Add various
12370 inline $$dyncall and other optimizations.
12371 (pa_attr_length_indirect_call): Adjust ordering and lengths.
12373 2016-06-25 Jakub Jelinek <jakub@redhat.com>
12375 PR tree-optimization/71643
12376 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
12379 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
12380 leak a bitmap if dep_bb is NULL.
12382 PR tree-optimization/71631
12383 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
12384 to rewrite_expr_tree even if negate_result, move new_lhs var
12385 declaration and initialization earlier, for powi_result set afterwards
12386 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
12387 if new_lhs != lhs, and don't shadow gsi var.
12389 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
12391 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
12392 Add in_loop parameter.
12393 (predict_loops): Add loop guard heuristics.
12394 * predict.def (PRED_LOOP_GUARD): New heuristics.
12396 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
12398 * predict.c: Include ipa-utils.h
12399 (tree_bb_level_prediction): Predict recursive calls.
12400 (tree_estimate_probability_bb): Skip inexpensive calls for call
12402 * predict.def (PRED_RECURSIVE_CALL): New.
12404 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12406 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
12407 (BU_FLOAT128_1): Likewise.
12409 (COPYSIGNQ): Likewise.
12410 (RS6000_BUILTIN_NANQ): Likewise.
12411 (RS6000_BUILTIN_NANSQ): Likewise.
12412 (RS6000_BUILTIN_INFQ): Likewise.
12413 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
12414 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
12415 (TARGET_FOLD_BUILTIN): New #define.
12416 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
12417 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
12418 (rs6000_fold_builtin): New target hook implementation, handling
12419 folding of 128-bit NaNs and infinities.
12420 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
12421 entries are filled in to avoid problems during bootstrap
12422 self-test; define builtins for 128-bit NaNs and infinities.
12423 (rs6000_opt_mask): Add entry for float128.
12424 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
12425 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
12426 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
12427 (const_str_type_node): New #define.
12428 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
12429 to a define_expand that dispatches to either copysign<mode>3_soft
12430 or copysign<mode>3_hard.
12431 (copysign<mode>3_hard): Rename from copysign<mode>3.
12432 (copysign<mode>3_soft): New define_insn.
12433 * doc/extend.texi: Document new builtins.
12435 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12437 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
12438 PRIu64 instead of lu.
12440 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
12443 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
12444 copy the type name.
12446 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12448 PR tree-optimization/71647
12449 * omp-low.c (lower_rec_input_clauses): Convert
12450 omp_clause_aligned_alignment (c) to size_type_node for the
12451 last argument of __builtin_assume_aligned.
12453 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
12455 * configure.ac (calling ___tls_get_addr via GOT): New
12456 assembler/linker check.
12457 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
12458 assembler and linker supports calling ___tls_get_addr via GOT.
12459 Otherise, defined to 0.
12460 * config.in: Regenerated.
12461 * configure: Likewise.
12462 * config/i386/constraints.md (Yb): New constraint.
12463 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
12464 (REG_CLASS_NAMES): Likewise.
12465 (REG_CLASS_CONTENTS): Likewise.
12466 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
12467 the b constraint with the Yb constraint. Call ___tls_get_addr
12468 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
12470 (*tls_local_dynamic_base_32_gnu): Likewise.
12471 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
12472 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
12473 (*tls_local_dynamic_base_64_<mode>): Likewise.
12475 2016-06-24 Martin Liska <mliska@suse.cz>
12477 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
12478 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
12480 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
12481 argument to true if the expected number of iterations is
12484 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
12486 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
12487 assemble for 32bit target.
12488 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
12489 and $ld_ix86_gld_32_opt to link for 32bit target.
12490 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
12491 * configure: Regenerate.
12493 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12495 * config/arm/arm.c (int_log2): Delete definition and prototype.
12496 (shift_op): Use exact_log2 instead of int_log2.
12497 (vfp3_const_double_for_fract_bits): Likewise.
12499 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12501 * internal-fn.c (expand_arith_set_overflow): New function.
12502 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
12504 (expand_arith_overflow_result_store): Likewise. Handle precision
12505 smaller than mode precision.
12506 * tree-vrp.c (extract_range_basic): For imag part, handle
12507 properly signed 1-bit precision result.
12508 * doc/extend.texi (__builtin_add_overflow): Document that last
12509 argument can't be pointer to enumerated or boolean type.
12510 (__builtin_add_overflow_p): Document that last argument can't
12511 have enumerated or boolean type.
12513 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12514 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12516 * config/rs6000/predicates.md (splat_input_operand): Rework.
12517 Don't allow constants, since the insns that use this predicate
12518 don't support constants. Constants are handled by other insns
12519 that are created via combine. During and after register
12520 allocation, only allow indexed or indirect addresses, and not
12521 general addresses. Only allow modes supported by the hardware.
12522 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
12523 comment. Move check for using VSPLTIS<x> to a common location,
12524 instead of doing it in two different places.
12526 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
12528 * config/i386/driver-i386.c (host_detect_local_cpu): Set
12529 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
12530 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
12531 signature_CENTAUR_ebx.
12533 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
12537 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
12538 (as_ix86_gas_32_opt): This.
12539 (ld_ix86_tls_ldm_opt): Renamed to ...
12540 (ld_ix86_gld_32_opt): This.
12541 (R_386_TLS_LDM reloc): Updated.
12542 (R_386_GOT32X reloc): New assembler/linker check.
12543 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
12544 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
12546 * config.in: Regenerated.
12547 * configure: Likewise.
12548 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
12549 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
12550 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
12551 if ix86_force_load_from_GOT_p returns true.
12552 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
12553 ix86_force_load_from_GOT_p returns true.
12554 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
12555 the external function address via the GOT slot.
12556 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
12557 HAVE_AS_IX86_GOT32X before returning false.
12558 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
12559 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
12561 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
12563 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
12565 2016-06-23 Andi Kleen <ak@linux.intel.com>
12567 * Makefile.in: Regenerate.
12568 * doc/install.texi: Document autoprofiledbootstrap.
12570 2016-06-23 Andi Kleen <ak@linux.intel.com>
12572 * config/i386/gcc-auto-profile: New file.
12574 2016-06-23 Martin Liska <mliska@suse.cz>
12576 PR middle-end/71619
12577 * predict.c (predict_loops): Revert the hunk that was removed
12580 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
12582 * config.gcc: Add support for arm*-*-phoenix* targets.
12583 * config/arm/t-phoenix: New.
12584 * config/phoenix.h: New.
12586 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
12587 H.J. Lu <hongjiu.lu@intel.com>
12590 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
12591 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
12592 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
12593 ix86_force_load_from_GOT_p returns true.
12594 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
12595 ix86_force_load_from_GOT_p returns true.
12596 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
12597 ix86_force_load_from_GOT_p returns true.
12598 (ix86_expand_move): Load the external function address via the
12599 GOT slot if ix86_force_load_from_GOT_p returns true.
12600 * config/i386/predicates.md (x86_64_immediate_operand): Return
12601 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
12602 (x86_64_zext_immediate_operand): Ditto.
12604 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
12606 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
12608 2016-06-22 David Malcolm <dmalcolm@redhat.com>
12611 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
12612 * diagnostic.c (pedwarn_at_rich_loc): New function.
12613 * spellcheck.h (best_match::best_match): Add a
12614 "best_distance_so_far" optional parameter.
12615 (best_match::set_best_so_far): New method.
12616 (best_match::get_best_distance): New accessor.
12617 (best_match::get_best_candidate_length): New accessor.
12619 2016-06-22 Nick Clifton <nickc@redhat.com>
12621 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
12622 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
12623 modes are accepted as well.
12624 (ucompare_loc_descriptor): Likewise.
12625 (minmax_loc_descriptor): Likewise.
12626 (clz_loc_descriptor): Likewise.
12627 (popcount_loc_descriptor): Likewise.
12628 (bswap_loc_descriptor): Likewise.
12629 (rotate_loc_descriptor): Likewise.
12630 (mem_loc_descriptor): Likewise.
12631 (loc_descriptor): Likewise.
12633 2016-06-22 David Malcolm <dmalcolm@redhat.com>
12635 * common.opt (fdiagnostics-parseable-fixits): New option.
12636 * diagnostic.c: Include "selftest.h".
12637 (print_escaped_string): New function.
12638 (print_parseable_fixits): New function.
12639 (diagnostic_report_diagnostic): Call print_parseable_fixits.
12640 (selftest::assert_print_escaped_string): New function.
12641 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
12642 (selftest::test_print_escaped_string): New function.
12643 (selftest::test_print_parseable_fixits_none): New function.
12644 (selftest::test_print_parseable_fixits_insert): New function.
12645 (selftest::test_print_parseable_fixits_remove): New function.
12646 (selftest::test_print_parseable_fixits_replace): New function.
12647 (selftest::diagnostic_c_tests): New function.
12648 * diagnostic.h (struct diagnostic_context): Add field
12649 "parseable_fixits_p".
12650 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12651 -fdiagnostics-parseable-fixits.
12652 (-fdiagnostics-parseable-fixits): New option.
12653 * opts.c (common_handle_option): Handle
12654 -fdiagnostics-parseable-fixits.
12655 * selftest-run-tests.c (selftest::run_tests): Call
12656 selftest::diagnostic_c_tests.
12657 * selftest.h (selftest::diagnostic_c_tests): New prototype.
12659 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
12661 PR tree-optimization/71488
12662 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
12663 comparison of boolean vectors.
12664 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
12665 of boolean vectors using bitwise operations.
12667 2016-06-22 Andreas Schwab <schwab@suse.de>
12669 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
12670 Remove declaration.
12672 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
12674 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
12676 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
12678 * config/i386/i386.c (print_reg): Emit an error message on attempt to
12681 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12683 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
12684 * config/arm/arm-cores.def (cortex-a73): New entry.
12685 (cortex-a73.cortex-a35): Likewise.
12686 (cortex-a73.cortex-a53): Likewise.
12687 * config/arm/arm-tables.opt: Regenerate.
12688 * config/arm/arm-tune.md: Likewise.
12689 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
12690 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
12691 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
12692 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
12693 * doc/invoke.texi (ARM Options): Document cortex-a73,
12694 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
12696 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12698 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
12699 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
12700 (cortex-a73.cortex-a35): Likewise.
12701 (cortex-a73.cortex-a53): Likewise.
12702 * config/aarch64/aarch64-tune.md: Regenerate.
12703 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
12704 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
12707 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12709 * configure.ac (gcc_cv_as_compress_debug): Remove
12710 --compress-debug-sections as extra as switch.
12711 Handle gas --compress-debug-sections=type.
12712 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
12713 Handle gld --compress-debug-sections=type.
12714 * configure: Regenerate.
12716 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
12718 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
12720 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
12722 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
12723 (do_rewrite): likewise.
12725 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12727 * common/config/mep/mep-common.c: Remove.
12728 * config.gcc: Remove mep-* support.
12729 * config/mep/constraints.md: Remove.
12730 * config/mep/default.h: Remove.
12731 * config/mep/intrinsics.h: Remove.
12732 * config/mep/intrinsics.md: Remove.
12733 * config/mep/ivc2-template.h: Remove.
12734 * config/mep/mep-c5.cpu: Remove.
12735 * config/mep/mep-core.cpu: Remove.
12736 * config/mep/mep-default.cpu: Remove.
12737 * config/mep/mep-ext-cop.cpu: Remove.
12738 * config/mep/mep-intrin.h: Remove.
12739 * config/mep/mep-ivc2.cpu: Remove.
12740 * config/mep/mep-pragma.c: Remove.
12741 * config/mep/mep-protos.h: Remove.
12742 * config/mep/mep.c: Remove.
12743 * config/mep/mep.cpu: Remove.
12744 * config/mep/mep.h: Remove.
12745 * config/mep/mep.md: Remove.
12746 * config/mep/mep.opt: Remove.
12747 * config/mep/predicates.md: Remove.
12748 * config/mep/t-mep: Remove.
12749 * doc/install.texi: Remove mep-* documentation.
12750 * doc/md.texi: Likewise.
12752 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12754 * config.gcc: Remove support for avr-rtems.
12755 * config/avr/gen-avr-mmcu-specs.c: Likewise.
12756 * config/avr/rtems.h: Remove.
12757 * config/avr/t-rtems: Remove.
12759 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12761 * config.gcc: Remove m32r-rtems support.
12762 * config/m32r/rtems.h: Remove.
12764 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12766 * config.gcc: Remove h8300-rtems support.
12767 * config/h8300/rtems.h: Remove.
12768 * config/h8300/t-rtems: Remove.
12770 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12772 * config.gcc: Remove support for knetbsd.
12773 * configure.ac: Likewise.
12774 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
12775 * config/knetbsd-gnu.h: Remove.
12776 * configure: Regenerate.
12778 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12780 * config.gcc: Remove support for openbsd 2 and 3.
12781 * config/openbsd-oldgas.h: Remove.
12783 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12785 * config.gcc: Remove interix support.
12786 * config/i386/i386-interix.h: Remove.
12787 * config/i386/interix.opt: Remove.
12788 * config/i386/t-interix: Remove.
12789 * configure: Regenerate.
12790 * configure.ac: Remove interix support.
12791 * doc/install.texi: Remove interix documentation.
12793 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
12795 * config/rs6000/rs6000.h: Add conditional preprocessing directives
12796 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
12799 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12801 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
12802 they are both PLACEHOLDER_EXPRs.
12804 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12806 * stor-layout.c (layout_type): Move setting complex MODE to
12807 layout_type, instead of setting it ahead of time by the caller.
12808 * tree.c (build_complex_type): Likewise.
12810 2016-06-21 Martin Liska <mliska@suse.cz>
12812 * predict.c (force_edge_cold): Replace imposisble with
12815 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12817 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
12818 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
12820 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12822 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
12824 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
12825 Ilya Enkovich <ilya.enkovich@intel.com>
12828 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
12829 New member function to convert V1TImode register to SUBREG
12830 TImode in debug insn.
12831 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
12832 after changing register mode to V1TImode.
12834 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
12836 * config/aarch64/aarch64-cores.def (vulcan): New core.
12837 * config/aarch64/aarch64-tune.md: Regenerate.
12838 * doc/invoke.texi: Document vulcan as an available option.
12840 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12842 * cse.c (canon_asm_operands): New function extracted from...
12843 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
12844 either standalone or member of a PARALLEL.
12846 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12849 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
12850 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
12851 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
12853 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12856 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
12857 constant addresses if can_create_pseudo_p.
12859 2016-06-21 Jakub Jelinek <jakub@redhat.com>
12861 PR tree-optimization/71588
12862 * tree-ssa-strlen.c (valid_builtin_call): New function.
12863 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
12866 2016-06-20 Jakub Jelinek <jakub@redhat.com>
12868 PR middle-end/71581
12869 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
12870 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
12871 for conversion of scalar user var to complex type and use the
12872 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
12875 PR rtl-optimization/71591
12876 * toplev.c (toplev::run_self_tests): If no_backend, complain and
12877 don't run any tests.
12879 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
12882 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
12883 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
12884 space for PIC with non-v32 and the common non-PIC "jump".
12886 2016-06-20 Jakub Jelinek <jakub@redhat.com>
12889 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
12890 returned values and add UN*/LTGT/*ORDERED cases with values matching
12891 D operand modifier on vcmp for AVX.
12893 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12895 * config/aarch64/aarch64.opt
12896 (mpc-relative-literal-loads): Rename internal option name.
12897 * config/aarch64/aarch64.c
12898 (aarch64_nopcrelative_literal_loads): Rename to
12899 aarch64_pcrelative_literal_loads.
12900 (aarch64_expand_mov_immediate): Likewise.
12901 (aarch64_secondary_reload): Likewise.
12902 (aarch64_can_use_per_function_literal_pools_p): Likewise.
12903 (aarch64_override_options_after_change_1): Rename and simplify logic.
12904 (aarch64_classify_symbol): Merge large model checks into switch,
12905 remove pc-relative load check.
12907 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12909 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
12910 costs relative to the cost of a register move.
12912 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12914 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
12915 (vcvt_n_f64_u64): Likewise.
12916 (vcvt_n_s64_f64): Likewise.
12917 (vcvt_n_u64_f64): Likewise.
12918 (vcvt_f64_s64): Likewise.
12919 (vrecpe_f64): Likewise.
12920 (vcvt_f64_u64): Likewise.
12921 (vrecps_f64): Likewise.
12923 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12925 * config/aarch64/aarch64.md
12926 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
12928 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
12930 * config/aarch64/aarch64-builtins.c
12931 (aarch64_types_binop_uss_qualifiers): Delete.
12932 (TYPES_BINOP_USS): Likewise.
12933 (aarch64_types_binop_sus_qualifiers): Likewise.
12934 (TYPES_BINOP_SUS): Likewise.
12935 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
12936 (TYPES_FCVTIMM_SUS): Likewise.
12937 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
12939 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
12940 (fcvtzs): Use SHIFTIMM rather than BINOP.
12941 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
12943 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12945 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
12946 costs relative to the cost of a register move.
12948 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12950 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
12951 Allow scalar/single vector modes to be tieable.
12953 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12955 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
12957 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12959 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
12961 * tree.h (TYPE_ALIGN): Likewise.
12963 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
12966 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
12968 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
12970 * config/avr/avr.c (avr_print_operand): Fix "format not a string
12971 literal" build warnings.
12972 (avr_print_operand_address): Dito.
12974 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
12977 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
12978 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
12980 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
12982 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
12984 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
12987 * reload1.c (reload): Pass 0 to finish_spills when called because
12988 update_eliminables_and_spill returns true and remove did_spill.
12989 (finish_spills): Adjust comment and document GLOBAL parameter.
12991 2016-06-17 DJ Delorie <dj@redhat.com>
12994 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
12995 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
12996 (umulqihi3_virt): Likewise.
12997 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
12998 (umulqihi3_real): Likewise.
13000 2016-06-17 Martin Liska <mliska@suse.cz>
13002 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
13004 2016-06-17 Martin Liska <mliska@suse.cz>
13006 * predict.def: PRED_LOOP_EXIT from 92 to 85.
13008 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
13010 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
13012 (vaddq_f32): Likewise.
13013 (vmul_f32): Likewise.
13014 (vmulq_f32): Likewise.
13015 (vsub_f32): Likewise.
13016 (vsubq_f32): Likewise.
13018 2016-06-17 Bin Cheng <bin.cheng@arm.com>
13020 PR tree-optimization/71347
13021 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
13022 cost for all uses in group.
13024 2016-06-17 Bin Cheng <bin.cheng@arm.com>
13026 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
13027 insert gimple seq if it's not empty.
13029 2016-06-17 Bin Cheng <bin.cheng@arm.com>
13031 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
13033 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
13034 rather than OFFSET.
13035 (comp_dr_with_seg_len_pair): Ditto.
13036 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
13037 struct dr_with_seg_len_pair against DR_OFFSET.
13038 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
13039 DR_OFFSET directly.
13041 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
13043 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
13045 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
13047 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
13048 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
13049 (pa_output_millicode_call): Likewise.
13050 (pa_output_call): Likewise.
13051 (pa_output_indirect_call): Likewise.
13052 (pa_asm_output_mi_thunk): Likewise.
13054 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13056 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
13058 2016-06-16 Martin Liska <mliska@suse.cz>
13060 * predict.c (combine_predictions_for_insn): When we find a first
13061 match predictor, we should consider just predictors with
13062 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
13063 DS theory predictor.
13064 (combine_predictions_for_bb): Likewise.
13066 2016-06-16 Jakub Jelinek <jakub@redhat.com>
13068 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
13069 with base of reference to struct.
13071 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
13073 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
13075 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13078 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
13079 progmem_swtable_section.
13080 (progmem_swtable_section): Remove.
13081 (avr_asm_function_rodata_section): Remove.
13082 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13083 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
13085 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
13087 * config/i386/driver-i386.c (host_detect_local_cpu): Set
13088 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
13089 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
13090 signature_CENTAUR_ebx.
13091 * config/i386/i386.c (ix86_option_override_internal): Add
13092 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
13093 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
13094 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
13096 2016-06-16 Martin Liska <mliska@suse.cz>
13098 * predict.def: Add fortran loop preheader predictor.
13099 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
13100 fold IFN_BUILTIN_EXPECT with a known constant argument.
13102 2016-06-16 Martin Liska <mliska@suse.cz>
13104 * predict.def: Add 'Fortran' to display text of all
13105 PRED_FORTRAN_* predictors.
13107 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
13110 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
13111 [IA64_BUILTIN_NANSQ]: Ditto.
13112 (ia64_fold_builtin): New function.
13113 (TARGET_FOLD_BUILTIN): New define.
13114 (ia64_init_builtins) Declare const_string_type node.
13115 Add __builtin_nanq and __builtin_nansq builtin functions.
13116 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
13118 2016-06-16 Nick Clifton <nickc@redhat.com>
13120 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
13121 MSP430_HWMULT_ prefix to enum values.
13122 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
13123 * config/msp430/msp430.c: Update use of enum values.
13124 * config/msp430/msp430.md: Likewise.
13125 * config/msp430/msp430.opt: Likewise.
13127 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
13129 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
13130 of comparsions in the last iteration.
13132 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
13133 Joern Rennecke <joern.rennecke@embecosm.com>
13135 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
13137 (arc_needs_pcl_p): Add GOTOFFPC.
13138 (arc_legitimate_pic_addr_p): Likewise.
13139 (arc_output_pic_addr_const): Likewise.
13140 (arc_legitimize_pic_address): Generate a pc-relative address using
13142 (arc_output_libcall): Use @pcl syntax.
13143 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
13144 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
13145 (*movsi_insn): Use @pcl syntax.
13146 (doloop_begin_i): Likewise.
13148 2016-06-16 Martin Liska <mliska@suse.cz>
13150 * predict.def: Define a new predictor.
13152 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
13154 * config/arc/arc.opt (mtp-regno): Update text.
13156 2016-06-16 Renlin Li <renlin.li@arm.com>
13158 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
13160 2016-06-16 Jakub Jelinek <jakub@redhat.com>
13163 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
13164 (setcc + and peephole2): Likewise.
13166 PR rtl-optimization/71532
13167 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
13170 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
13172 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
13173 DImode constants with XXSPLTIB in vector registers.
13174 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
13175 vsx_extract_<mode>_internal{1,2} into a single insn that handles
13176 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
13177 extraction of the element at the top of the register as a scalar
13179 (vsx_extract_<mode>_internal1): Likewise.
13180 (vsx_extract_<mode>_internal2): Likewise.
13181 * config/rs6000/constraints.md (wi constraint): Remove a comment
13182 about DImode not being allowed in Altivec registers.
13183 (wB constraint): New constraint for constants that can be
13184 generated in Altivec registers with VSPLTISW/VUPKHSW.
13185 * config/rs6000/predicates.md (xxspltib_constant_split): Update
13187 (xxspltib_constant_nosplit): Likewise.
13188 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
13189 support for -mupper-regs-di to enable DImode to go into Altivec
13191 (POWERPC_MASKS): Likewise.
13192 (power7 cpu): Likewise.
13193 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
13194 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
13195 for DImode being allowed in Altivec registers. Update wi/wj
13196 constraints. Set scalar_in_vmx_p flag.
13197 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
13198 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
13199 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
13200 (rs6000_opt_masks): Add -mupper-regs-di.
13201 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
13202 direct move to use wi and not wj.
13203 (lfiwzx): Likewise.
13204 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
13206 (floatunssi<mode>2_lfiwzx_mem): Likewise.
13207 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
13208 any VSX register, instead of just Altivec registers, to allow
13209 either operand to be an Altivec register or both.
13210 (fixuns_trunc<mode>di2_fctiduz): Likewise.
13211 (movdi_internal32): Add support for -mupper-regs-di. Add support
13212 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
13213 the alternatives and attributes to be lined up to be easier to
13215 (movdi_internal64): Likewise.
13216 (64-bit DImode splitters): Change predicates to only split loading
13217 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
13218 load constants in ISA 3.0 or ISA 2.07 respectively.
13219 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
13220 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
13221 mention -mcpu=power9 sets these options.
13222 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
13225 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13228 * config/avr/avr.c (avr_set_current_function): Warn misspelled
13229 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
13230 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
13231 by default to warn misspelled interrupt/ signal handler.
13232 * doc/invoke.texi (AVR Options): Document it. Update description
13233 for -nodevicelib option.
13235 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13237 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
13238 up parentheses. Use GET_MODE_UNIT_BITSIZE.
13239 (aarch64_<sur>shll2_n<mode>): Likewise.
13241 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
13243 PR middle-end/71529
13244 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
13245 DECL_CONTEXT for copied arguments.
13247 2016-06-15 Alan Hayward <alan.hayward@arm.com>
13249 PR tree-optimization/71483
13250 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
13253 2016-06-15 Martin Liska <mliska@suse.cz>
13255 * predict.c (tree_predict_by_opcode): Call predict_edge_def
13256 instead of predict_edge w/o a probability.
13258 2016-06-15 Alan Hayward <alan.hayward@arm.com>
13260 PR tree-optimization/71439
13261 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
13264 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13266 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
13267 register subregs in SET_SRC.
13269 2016-06-15 Richard Biener <rguenther@suse.de>
13271 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
13272 store restrictions.
13274 2016-06-15 Richard Biener <rguenther@suse.de>
13276 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
13277 not consider dependences between accesses that belong to the
13279 (vect_analyze_data_ref_dependences): Do not analyze read-read
13280 or self-dependences.
13282 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13284 * spellcheck-tree.c: Include spellcheck-tree.h rather than
13286 (find_closest_identifier): Reimplement in terms of
13287 best_match<tree,tree>.
13288 * spellcheck-tree.h: New file.
13289 * spellcheck.c (struct edit_distance_traits<const char *>): New
13291 (find_closest_string): Reimplement in terms of
13292 best_match<const char *, const char *>.
13293 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
13294 overload to spellcheck-tree.h.
13295 (find_closest_identifier): Likewise.
13296 (struct edit_distance_traits<T>): New template.
13297 (class best_match): New class.
13299 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13301 * selftest-run-tests.c (selftest::run_tests): Call
13302 selftest::spellcheck_tree_c_tests.
13303 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
13304 * spellcheck-tree.c: Include selftest.h and stringpool.h.
13305 (selftest::test_find_closest_identifier): New function.
13306 (selftest::spellcheck_tree_c_tests): New function.
13307 * spellcheck.c (selftest::test_find_closest_string): Verify that
13308 the order of the vec does not affect the results for this case.
13309 (selftest::test_data): New array.
13310 (selftest::test_metric_conditions): New function.
13311 (selftest::spellcheck_c_tests): Add a test of case-comparison.
13312 Call selftest::test_metric_conditions.
13314 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13316 * config/rs6000/rs6000-builtin.def (commentary): Typo.
13317 (BU_P9_MISC_1): Likewise.
13318 (BU_P9_64BIT_MISC_0): Likewise.
13319 (BU_P9_MISC_0): Likewise.
13321 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13323 * gcc-rich-location.c
13324 (gcc_rich_location::add_fixit_misspelled_id): New method.
13325 * gcc-rich-location.h
13326 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
13328 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
13330 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
13331 FreeBSD 11 and above.
13333 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
13335 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
13337 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13339 * expmed.h: Close parenthesis in "at your option" in copyright
13341 * lower-subreg.h: Likewise.
13343 2016-06-14 Richard Biener <rguenther@suse.de>
13345 PR middle-end/71526
13346 * genmatch.c (expr::gen_transform): Use in_type for comparisons
13349 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13351 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
13353 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
13354 mask+shift version.
13355 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
13357 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
13358 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
13360 2016-06-14 Richard Biener <rguenther@suse.de>
13362 PR tree-optimization/71522
13363 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
13364 copying into float copying.
13366 2016-06-14 Jakub Jelinek <jakub@redhat.com>
13368 PR tree-optimization/71520
13369 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
13370 (replace_block_by): Move user labels from bb1 to bb2.
13372 2016-06-14 Richard Biener <rguenther@suse.de>
13374 PR middle-end/71310
13376 * expr.h (get_bit_range): Declare.
13377 * expr.c (get_bit_range): Export.
13378 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
13379 word_mode again to constrain the bitfield access.
13381 2016-06-14 Richard Biener <rguenther@suse.de>
13383 PR tree-optimization/71521
13384 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
13385 division int_const_binop against zero divisor.
13387 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13389 * config/i386/i386.md (signbittf2): New expander.
13390 * config/i386/sse.md (ptesttf2): New insn pattern.
13392 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13395 * input.c (selftest::test_reading_source_line): Avoid reading from
13396 __FILE__ by creating a tempfile with known content and reading
13399 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13401 * pretty-print.c (assert_pp_format_colored): Skip the test if
13403 (test_pp_format): Remove comment about GCC_COLORS.
13405 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13407 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
13408 * pretty-print.c (assert_pp_format_va): Add location param and use
13409 it with ASSERT_STREQ_AT.
13410 (assert_pp_format): Add location param and pass it to
13411 assert_pp_format_va.
13412 (assert_pp_format_colored): Likewise.
13413 (ASSERT_PP_FORMAT_1): New.
13414 (ASSERT_PP_FORMAT_2): New.
13415 (ASSERT_PP_FORMAT_3): New.
13416 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
13417 explicitly, or implicitly via the above macros.
13418 * selftest.c (selftest::pass): Use a selftest::location rather
13419 than file and line.
13420 (selftest::fail): Likewise. Print the function name.
13421 (selftest::fail_formatted): Likewise.
13422 (selftest::assert_streq): Use a selftest::location rather than
13424 * selftest.h (selftest::location): New struct.
13425 (SELFTEST_LOCATION): New macro.
13426 (selftest::pass): Accept a const location & rather than file
13428 (selftest::fail): Likewise.
13429 (selftest::fail_formatted): Likewise.
13430 (selftest::assert_streq): Likewise.
13431 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
13432 (ASSERT_FALSE): Likewise.
13433 (ASSERT_EQ): Likewise.
13434 (ASSERT_NE): Likewise.
13435 (ASSERT_STREQ): Likewise.
13436 (ASSERT_PRED1): Likewise.
13437 (ASSERT_STREQ_AT): New macro.
13439 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13441 * selftest.c (selftest::fail_formatted): New function.
13442 (selftest::assert_streq): New function.
13443 * selftest.h (selftests::fail_formatted): New decl.
13444 (selftest::assert_streq): New decl.
13445 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
13447 2016-06-13 Jeff Law <law@redhat.com>
13449 PR tree-optimization/71403
13450 * tree-ssa-threadbackward.c
13451 (convert_and_register_jump_thread_path): No longer accept reference
13452 to path. Do not pop items off the path anymore.
13453 (fsm_find_control_statement_thread_paths): Do not allow threading
13454 to a deeper loop nest. Pop the last item off the path here rather
13455 than in convert_and_register_jump_thread_path.
13457 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13458 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
13460 [AArch64] Emit division using the Newton series
13462 * config/aarch64/aarch64-protos.h
13463 (cpu_approx_modes): Add new member "division".
13464 (aarch64_emit_approx_div): Declare new function.
13465 * config/aarch64/aarch64.c
13466 (generic_approx_modes): New member "division".
13467 (exynosm1_approx_modes): Likewise.
13468 (xgene1_approx_modes): Likewise.
13469 (aarch64_emit_approx_div): Define new function.
13470 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
13471 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
13472 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
13473 * doc/invoke.texi (-mlow-precision-div): Describe new option.
13475 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13476 Wilco Dijkstra <wilco.dijkstra@arm.com>
13478 [AArch64] Emit square root using the Newton series
13480 * config/aarch64/aarch64-protos.h
13481 (aarch64_emit_approx_rsqrt): Replace with new function
13482 "aarch64_emit_approx_sqrt".
13483 (cpu_approx_modes): New member "sqrt".
13484 * config/aarch64/aarch64.c
13485 (generic_approx_modes): New member "sqrt".
13486 (exynosm1_approx_modes): Likewise.
13487 (xgene1_approx_modes): Likewise.
13488 (aarch64_emit_approx_rsqrt): Replace with new function
13489 "aarch64_emit_approx_sqrt".
13490 (aarch64_override_options_after_change_1): Handle new option.
13491 * config/aarch64/aarch64-simd.md
13492 (rsqrt<mode>2): Use new function instead.
13493 (sqrt<mode>2): New expansion and insn definitions.
13494 * config/aarch64/aarch64.md: Likewise.
13495 * config/aarch64/aarch64.opt
13496 (mlow-precision-sqrt): Add new option description.
13497 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
13499 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13501 [AArch64] Add more choices for the reciprocal square root approximation
13503 Allow a target to prefer such operation depending on the operation mode.
13505 * config/aarch64/aarch64-protos.h
13506 (AARCH64_APPROX_MODE): New macro.
13507 (AARCH64_APPROX_{NONE,ALL}): Likewise.
13508 (cpu_approx_modes): New structure.
13509 (tune_params): New member "approx_modes".
13510 * config/aarch64/aarch64-tuning-flags.def
13511 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
13512 * config/aarch64/aarch64.c
13513 (generic_approx_modes): New core "cpu_approx_modes" structure.
13514 (exynosm1_approx_modes): Likewise.
13515 (xgene1_approx_modes): Likewise.
13516 (generic_tunings): New member "approx_modes".
13517 (cortexa35_tunings): Likewise.
13518 (cortexa53_tunings): Likewise.
13519 (cortexa57_tunings): Likewise.
13520 (cortexa72_tunings): Likewise.
13521 (exynosm1_tunings): Likewise.
13522 (thunderx_tunings): Likewise.
13523 (xgene1_tunings): Likewise.
13524 (use_rsqrt_p): New argument for the mode and use new member from
13526 (aarch64_builtin_reciprocal): Devise mode from builtin.
13527 (aarch64_optab_supported_p): New argument for the mode.
13528 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
13530 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
13532 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
13533 RS6000_BTM_MODULO flag into the set of flags that are considered
13534 to be part of the common configuration.
13536 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
13538 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
13539 difference unsigned.
13540 (vec_absdb): New macro for vector absolute difference unsigned
13542 (vec_absdh): New macro for vector absolute difference unsigned
13544 (vec_absdw): New macro for vector absolute difference unsigned word.
13545 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
13546 (vadu<mode>3): New insn.
13547 (*p9_vadu<mode>3): New insn.
13548 * config/rs6000/rs6000-builtin.def (vadub): New built-in
13550 (vaduh): New built-in definition.
13551 (vaduw): New built-in definition.
13552 (vadu): New overloaded built-in definition.
13553 (vadub): New overloaded built-in definition.
13554 (vaduh): New overloaded built-in definition.
13555 (vaduw): New overloaded built-in definition.
13556 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13557 overloaded vector absolute difference unsigned functions.
13558 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13559 the ISA 3.0 vector absolute difference unsigned built-in functions.
13561 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
13563 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
13564 update shared_lookup_references only once after changing operands.
13566 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
13568 PR middle-end/71373
13569 * tree-nested.c (convert_nonlocal_omp_clauses)
13570 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
13572 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
13573 * tree.def (CASE_LABEL_EXPR): Likewise.
13575 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13578 * input.c (test_builtins): Fix an assertion.
13580 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13582 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
13583 (paritysi2): Ditto.
13585 (isinf<mode>2): Ditto.
13587 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13589 * ggc-tests.c (test_finalization): Only test need_finalization_p
13590 for GCC_VERSION >= 4003.
13592 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13594 * config/s390/vecintrin.h: Fix file description in comment.
13596 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13598 * config/s390/s390-builtin-types.def: Change builtin type naming
13599 scheme to match builtin-types.def.
13601 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
13603 * fold-const.c (optimize_minmax_comparison): Remove.
13604 (fold_comparison): Remove call to the above.
13605 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
13606 New transformations.
13608 2016-06-13 Alan Hayward <alan.hayward@arm.com>
13610 PR tree-optimization/71416
13611 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
13614 2016-06-13 Martin Liska <mliska@suse.cz>
13616 * predict.c (enum predictor_reason): Prefix enum with REASON_.
13617 (combine_predictions_for_insn): Likewise.
13618 (prune_predictions_for_bb): Likewise.
13619 (combine_predictions_for_bb): Likewise.
13621 2016-06-13 Richard Biener <rguenther@suse.de>
13623 PR tree-optimization/71505
13624 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
13625 assert match comment.
13627 2016-06-13 Marek Polacek <polacek@redhat.com>
13629 PR middle-end/71476
13630 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
13631 gimplify_switch_expr.
13632 (warn_switch_unreachable_r): New function.
13634 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13637 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
13640 2016-06-13 Richard Biener <rguenther@suse.de>
13642 PR middle-end/64516
13643 * fold-const.c (fold_unary_loc): Preserve alignment when
13644 folding a VIEW_CONVERT_EXPR into a MEM_REF.
13646 2016-06-13 Martin Liska <mliska@suse.cz>
13649 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
13650 w/ -fsanitize=bounds.
13652 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
13654 * config/i386/i386.c (ix86_init_builtins): Calculate
13655 FLOAT128_FTYPE_CONST_STRING function type only once.
13656 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
13657 built-in functions are available for x86-32 and x86-64 targets.
13659 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
13662 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
13663 New primitive type.
13664 (FLOAT128_FTYPE_CONST_STRING): New function type.
13665 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
13666 [IX86_BUILTIN_NANSQ]: Ditto.
13667 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
13668 (ix86_init_builtin_types): Declare const_string_type_node.
13669 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
13671 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
13672 * doc/extend.texi (x86 Built-in Functions): Document
13673 __builtin_nanq and __builtin_nansq.
13675 2016-06-11 Jiong Wang <jiong.wang@arm.com>
13678 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
13679 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
13680 length for pop patterns.
13681 (arm_attr_length_push_multi): Update comments.
13682 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
13684 (*pop_multiple_with_writeback_and_return): Likewise.
13685 (*pop_multiple_with_return): Likewise.
13687 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
13689 PR middle-end/71310
13690 * fold-const.c (optimize_bit_field_compare): Don't try to use
13691 word_mode unconditionally for reading the bit field, look at
13692 DECL_BIT_FIELD_REPRESENTATIVE instead.
13694 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
13696 PR middle-end/71478
13697 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
13698 vector integer type.
13700 2016-06-10 Jakub Jelinek <jakub@redhat.com>
13702 PR middle-end/71494
13703 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
13704 without LABEL_DECL, set *handled_ops_p to false instead of true.
13706 2016-06-10 Martin Sebor <msebor@redhat.com>
13709 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
13710 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
13711 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
13713 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
13714 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
13715 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
13716 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
13717 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
13718 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
13719 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
13720 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
13722 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13724 * config/arm/arm.h (pool_vector_label,
13725 return_used_this_function): Remove.
13727 2016-06-10 Jeff Law <law@redhat.com>
13729 PR tree-optimization/71335
13730 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
13731 zero length paths here.
13732 (convert_and_register_jump_thread_path): Remove hacks related to
13733 duplicated blocks in the jump thread path.
13734 (fsm_find_control_statement_thread_paths): Avoid putting the same
13735 block on the thread path twice, but ensure the thread path is
13736 unchanged from the caller's point of view.
13738 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
13740 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
13741 * predict.def (PRED_LOOP_BRANCH): Remove.
13743 2016-06-10 David Malcolm <dmalcolm@redhat.com>
13745 * Makefile.in (OBJS): Add ggc-tests.o.
13746 (GTFILES): Add ggc-tests.c.
13747 * ggc-tests.c: New file.
13748 * selftest-run-tests.c (selftest::run_tests): Call
13749 selftest::ggc_tests_c_tests.
13750 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
13752 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
13754 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
13756 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
13759 * varasm.c (place_block_symbol): Adjust alignment for asan protected
13760 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
13762 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
13764 * profile.c: Include cfgloop.h.
13765 (branch_prob): Compute estimated number of iterations.
13766 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
13767 recompute estimate number of iterations from profile.
13769 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13771 PR inline-asm/68843
13772 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
13773 must be grouped on top of stack. Don't force early clobber
13774 on ordinary reg outputs.
13776 2016-06-10 Richard Biener <rguenther@suse.de>
13778 * targhooks.c (default_builtin_vectorization_cost): Adjust
13779 vec_construct cost.
13781 2016-06-10 Richard Biener <rguenther@suse.de>
13783 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
13784 to fold the RHS to a constant if possible.
13786 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
13788 PR middle-end/71373
13789 * tree-nested.c (convert_nonlocal_omp_clauses)
13790 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
13791 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
13792 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
13794 * gimplify.c (gimplify_adjust_omp_clauses): Discard
13796 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
13798 * omp-low.c (scan_sharing_clauses): Don't expect
13799 OMP_CLAUSE__CACHE_.
13801 2016-06-10 Alan Hayward <alan.hayward@arm.com>
13803 PR tree-optimization/71407
13804 PR tree-optimization/71416
13805 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
13806 BIT_FIELD_REF type.
13808 2016-06-10 Richard Biener <rguenther@suse.de>
13810 PR middle-end/71477
13811 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
13813 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
13815 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
13817 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
13818 Jiong Wang <jiong.wang@arm.com>
13820 PR rtl-optimization/70751
13821 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
13822 spilled into memory.
13824 2016-06-09 Jonathan Yong <10walls@gmail.com>
13827 2015-09-21 Jonathan Yong <10walls@gmail.com>
13829 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
13830 sysroot/usr/lib/32api for additional win32 libraries,
13831 fixes failing Cygwin bootstrapping.
13833 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
13835 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
13838 2016-06-09 David Malcolm <dmalcolm@redhat.com>
13841 * pretty-print.c (pp_indent): Specify that %p is printed in a
13842 host-dependent manner.
13843 (test_pp_format): Remove the test for %p.
13845 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
13847 * config/mips/mips.c (mips_output_jump): Fix formatting.
13849 2016-06-09 Richard Biener <rguenther@suse.de>
13851 PR tree-optimization/71462
13852 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
13855 2016-06-09 Martin Liska <mliska@suse.cz>
13857 * predict.c (dump_prediction): Add new argument.
13858 (enum predictor_reason): New enum.
13859 (struct predictor_hash): New struct.
13860 (predictor_hash::hash): New function.
13861 (predictor_hash::equal): Likewise.
13862 (not_removed_prediction_p): New function.
13863 (prune_predictions_for_bb): Likewise.
13864 (combine_predictions_for_bb): Prune predictions.
13866 2016-06-09 Martin Liska <mliska@suse.cz>
13868 * predict.c (filter_predictions): New function.
13869 (remove_predictions_associated_with_edge): Use the filter
13871 (equal_edge_p): New function.
13873 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
13875 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
13876 Correct usage of @samp vs @option, add @samp where appropriate.
13877 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
13878 Add armv6s-m and document it, as it is no official ARM name.
13880 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13882 * ifcvt.c (struct noce_if_info): Add transform_name field.
13883 (noce_try_move): Set if_info->transform_name to the function name.
13884 (noce_try_ifelse_collapse): Likewise.
13885 (noce_try_store_flag): Likewise.
13886 (noce_try_inverse_constants): Likewise.
13887 (noce_try_store_flag_constants): Likewise.
13888 (noce_try_addcc): Likewise.
13889 (noce_try_store_flag_mask): Likewise.
13890 (noce_try_cmove): Likewise.
13891 (noce_try_cmove_arith): Likewise.
13892 (noce_try_minmax): Likewise.
13893 (noce_try_abs): Likewise.
13894 (noce_try_sign_mask): Likewise.
13895 (noce_try_bitop): Likewise.
13896 (noce_convert_multiple_sets): Likewise.
13897 (noce_process_if_block): Print if_info->transform_name to
13898 dump_file if transformation succeeded.
13900 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13902 * config/arm/cortex-a57.md (cortex_a57_alu):
13905 2016-06-08 Martin Sebor <msebor@redhat.com>
13906 Jakub Jelinek <jakub@redhat.com>
13910 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
13911 BUILT_IN_MUL_OVERFLOW_P): New builtins.
13912 * builtins.c: Include gimple-fold.h.
13913 (fold_builtin_arith_overflow): Handle
13914 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
13915 (fold_builtin_3): Likewise.
13916 * doc/extend.texi (Integer Overflow Builtins): Document
13917 __builtin_{add,sub,mul}_overflow_p.
13919 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
13921 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
13922 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
13924 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
13926 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
13927 Rewrite, looking one level down for records and arrays.
13929 2016-06-08 David Malcolm <dmalcolm@redhat.com>
13931 * pretty-print.c: Include "selftest.h".
13932 (pp_format): Fix comment.
13933 (identifier_to_locale): Likewise.
13934 (selftest::test_basic_printing): New function.
13935 (selftest::assert_pp_format): New function.
13936 (selftest::test_pp_format): New function.
13937 (selftest::pretty_print_c_tests): New function.
13938 * selftest-run-tests.c (selftest::run_tests): Call
13939 selftest::pretty_print_c_tests.
13940 * selftest.h (pretty_print_c_tests): New declaration.
13942 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13944 * invoke.texi (max-loop-headers-insns): Document.
13945 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
13946 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
13947 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
13949 2016-06-08 Richard Biener <rguenther@suse.de>
13951 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
13952 on strided SLP loads and fall back to scalar loads in case
13953 we can't chunk them.
13955 2016-06-08 Richard Biener <rguenther@suse.de>
13957 PR tree-optimization/71452
13958 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
13959 type used for the SSA rewrite has enough precision to cover
13960 the dynamic type of the location.
13962 2016-06-08 Jakub Jelinek <jakub@redhat.com>
13963 Richard Biener <rguenther@suse.de>
13966 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
13967 the same as DECL_P (base0) for indirect_base0. Use equality_code
13968 in one further place.
13970 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
13972 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
13973 to one word if the field is known to overlap other words.
13974 (extract_bit_field_1): Likewise.
13975 (store_split_bit_field): Remove compensating code.
13976 (extract_split_bit_field): Likewise.
13978 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
13982 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
13984 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13986 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
13988 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
13989 (arch64_addpv4sf): Delete.
13990 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
13991 "gen_aarch64_addpv4sf".
13992 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
13994 (vpadds_f32): Likewise.
13995 (vpaddq_f32): Likewise.
13996 (vpaddq_f64): Likewise.
13998 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14000 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
14002 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
14003 to VALLF. Rename to "fabd<mode>3".
14004 "*fabd_scalar<mode>3): Delete.
14005 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
14007 (vabdd_f64): Likewise.
14008 (vabd_f32): Likewise.
14009 (vabd_f64): Likewise.
14010 (vabdq_f32): Likewise.
14011 (vabdq_f64): Likewise.
14013 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14015 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
14017 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
14018 "aarch64_rsqrts<mode>".
14019 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
14020 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
14022 (vrsqrtsd_f64): Likewise.
14023 (vrsqrts_f32): Likewise.
14024 (vrsqrts_f64): Likewise.
14025 (vrsqrtsq_f32): Likewise.
14026 (vrsqrtsq_f64): Likewise.
14028 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14030 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
14032 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
14033 "aarch64_rsqrte<mode>".
14034 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
14035 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
14037 (vrsqrted_f64): Likewise.
14038 (vrsqrte_f32): Likewise.
14039 (vrsqrte_f64): Likewise.
14040 (vrsqrteq_f32): Likewise.
14041 (vrsqrteq_f64): Likewise.
14043 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14045 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
14047 (fcvtzs): Likewise.
14048 (fcvtzu): Likewise.
14049 * config/aarch64/aarch64-simd.md
14050 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
14051 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
14052 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
14054 (vcvt_n_f32_u32): Likewise.
14055 (vcvt_n_s32_f32): Likewise.
14056 (vcvt_n_u32_f32): Likewise.
14057 (vcvtq_n_f32_s32): Likewise.
14058 (vcvtq_n_f32_u32): Likewise.
14059 (vcvtq_n_f64_s64): Likewise.
14060 (vcvtq_n_f64_u64): Likewise.
14061 (vcvtq_n_s32_f32): Likewise.
14062 (vcvtq_n_s64_f64): Likewise.
14063 (vcvtq_n_u32_f32): Likewise.
14064 (vcvtq_n_u64_f64): Likewise.
14065 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
14066 (VSDQ_SDI): Likewise.
14067 (fcvt_target): Support V4DI, V4SI and V2SI.
14068 (FCVT_TARGET): Likewise.
14070 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14072 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
14073 (TYPES_BINOP_SUS): Likewise.
14074 (aarch64_simd_builtin_data): Update include file name.
14075 (aarch64_builtins): Likewise.
14076 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
14077 for conversion between scalar float-point and fixed-point.
14079 (fcvtzs): Likewise.
14080 (fcvtzu): Likewise.
14081 * config/aarch64/aarch64.md
14082 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
14083 pattern for conversion between scalar float to fixed-pointer.
14084 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
14085 (UNSPEC_FCVTZS): New UNSPEC enumeration.
14086 (UNSPEC_FCVTZU): Likewise.
14087 (UNSPEC_SCVTF): Likewise.
14088 (UNSPEC_UCVTF): Likewise.
14089 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
14091 (vcvtd_n_f64_u64): Likewise.
14092 (vcvtd_n_s64_f64): Likewise.
14093 (vcvtd_n_u64_f64): Likewise.
14094 (vcvtd_n_f32_s32): Likewise.
14095 (vcvts_n_f32_u32): Likewise.
14096 (vcvtd_n_s32_f32): Likewise.
14097 (vcvts_n_u32_f32): Likewise.
14098 * config/aarch64/iterators.md (fcvt_target): Support integer to float
14100 (FCVT_TARGET): Likewise.
14101 (FCVT_FIXED2F): New iterator.
14102 (FCVT_F2FIXED): Likewise.
14103 (fcvt_fixed_insn): New define_int_attr.
14105 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14107 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
14108 some statements was removed.
14110 2016-06-08 Alan Hayward <alan.hayward@arm.com>
14112 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
14113 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
14114 (vect_can_advance_ivs_p): likewise.
14115 (vect_update_ivs_after_vectorizer): likewise.
14116 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
14117 (vect_analyze_scalar_cycles_1): likewise.
14118 (vect_analyze_loop_operations): likewise.
14119 (report_vect_op): likewise.
14120 (vect_is_slp_reduction): likewise.
14121 (vect_is_simple_reduction): likewise.
14122 (get_initial_def_for_induction): likewise.
14123 (vect_transform_loop): likewise.
14124 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
14125 (vect_recog_sad_pattern): likewise.
14126 (vect_recog_widen_sum_pattern): likewise.
14127 (vect_recog_widening_pattern): likewise.
14128 (vect_recog_divmod_pattern): likewise.
14129 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
14130 (vect_analyze_slp_instance): likewise.
14131 (vect_transform_slp_perm_load): likewise.
14132 (vect_schedule_slp_instance): likewise.
14134 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14136 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
14137 (return_prediction): PRED_CONST_RETURN predict return as not taken.
14138 * predict.def (PRED_CONTINUE): Change hitrate 50->67
14139 (PRED_LOOP_BRANCH): Document predictor as broken.
14140 (PRED_LOOP_EXIT): Change hitrate 91->92.
14141 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
14142 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
14143 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
14144 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
14145 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
14146 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
14147 (PRED_CALL): Chane hitrate 71->67.
14148 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
14149 (PRED_GOTO): Document as unused right now.
14150 (PRED_CONST_RETURN): Change hitrate 67->69
14151 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
14152 (PRED_NULL_RETURN): Change hitrate 91->90.
14153 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
14154 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
14155 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
14157 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
14159 * config/rs6000/altivec.h: Add __builtin_vec_mul.
14160 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
14161 special case Altivec builtin.
14162 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
14163 VSX_BUILTIN_VEC_MUL (replaced with special case code).
14164 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14165 code for ALTIVEC_BUILTIN_VEC_MUL.
14166 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14167 for __builtin_vec_mul.
14169 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
14171 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
14174 2016-06-07 David Malcolm <dmalcolm@redhat.com>
14176 * spellcheck.c (selftest::test_find_closest_string): New function.
14177 (spellcheck_c_tests): Call the above.
14179 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14181 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
14183 2016-06-07 Jakub Jelinek <jakub@redhat.com>
14185 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
14186 Yv=Yv,C alternatives.
14188 2016-06-07 Richard Biener <rguenther@suse.de>
14191 * common.opt (ffast-math): Make Optimization.
14193 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
14194 Prachi Godbole <prachi.godbole@imgtec.com>
14196 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
14197 `fabs' and `fneg' type attributes.
14198 (p5600_fpu_fabs): Add `fmove' to the comment.
14200 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14202 * gimple.c: Include builtins.h
14203 (gimple_inexpensive_call_p): New function.
14204 * gimple.h (gimple_inexpensive_call_p): Declare.
14205 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
14206 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
14209 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
14211 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
14212 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
14213 warning_at_rich_loc, warning_n, pedwarn, permerror,
14214 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
14215 sorry, fatal_error, internal_error, internal_error_no_backtrace):
14218 2016-06-07 Richard Biener <rguenther@suse.de>
14220 PR tree-optimization/71428
14221 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
14222 BIT_FIELD_REF op vs. load.
14224 2016-06-07 Richard Biener <rguenther@suse.de>
14226 PR middle-end/71423
14227 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
14230 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
14232 * config/pa/pa.md (call): Generate indirect long calls to non-local
14233 functions on TARGET_64BIT.
14234 (call_value): Likewise.
14236 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
14238 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
14239 pattern and subsequent splitters.
14240 (call_val_reg_64bit_post_reload): Likewise.
14242 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14244 PR middle-end/71408
14245 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
14246 propagate_op_to_single_use.
14248 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14250 PR middle-end/71281
14251 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
14253 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
14255 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
14256 (enum x86_dirflag_state): New enum.
14257 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
14258 (machine_function): Remove needs_cld.
14259 (ix86_current_function_needs_cld): Remove.
14260 * config/i386/i386.c (ix86_set_func_type): Set
14261 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
14262 (ix86_expand_prologue): Do not emit CLD here.
14263 (ix86_dirflag_mode_needed): New function.
14264 (ix86_dirflag_mode_entry): Ditto.
14265 (ix86_mode_needed): Handle X86_DIRFLAG entity.
14266 (ix86_mode_after): Ditto.
14267 (ix86_mode_entry): Ditto.
14268 (ix86_mode_exit): Ditto.
14269 (ix86_emit_mode_set): Ditto.
14270 * config/i386/i386.md (strmov_singleop): Set
14271 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
14272 Do not set ix86_current_function_needs_cld.
14274 (strset_singleop): Ditto.
14276 (cmpstrnqi_nz_1): Ditto.
14277 (cmpstrnqi_1): Ditto.
14278 (strlenqi_1): Ditto.
14280 2016-06-06 Jakub Jelinek <jakub@redhat.com>
14282 PR tree-optimization/71259
14283 * tree-vect-slp.c (vect_get_constant_vectors): For
14284 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
14285 one for constant op, and use COND_EXPR for non-constant.
14287 2016-06-06 David Malcolm <dmalcolm@redhat.com>
14289 * Makefile.in (OBJS): Add function-tests.o,
14290 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
14291 selftest-run-tests.o.
14292 (OBJS-libcommon): Add selftest.o.
14293 (OBJS-libcommon-target): Add selftest.o.
14294 (all.internal): Add "selftest".
14295 (all.cross): Likewise.
14296 (selftest): New phony target.
14297 (s-selftest): New target.
14298 (selftest-gdb): New phony target.
14299 (COLLECT2_OBJS): Add selftest.o.
14300 * bitmap.c: Include "selftest.h".
14301 (selftest::test_gc_alloc): New function.
14302 (selftest::test_set_range): New function.
14303 (selftest::test_clear_bit_in_middle): New function.
14304 (selftest::test_copying): New function.
14305 (selftest::test_bitmap_single_bit_set_p): New function.
14306 (selftest::bitmap_c_tests): New function.
14307 * common.opt (fself-test): New.
14308 * diagnostic-show-locus.c: Include "selftest.h".
14309 (make_range): New function.
14310 (test_range_contains_point_for_single_point): New function.
14311 (test_range_contains_point_for_single_line): New function.
14312 (test_range_contains_point_for_multiple_lines): New function.
14313 (assert_eq): New function.
14314 (test_get_line_width_without_trailing_whitespace): New function.
14315 (selftest::diagnostic_show_locus_c_tests): New function.
14316 * et-forest.c: Include "selftest.h".
14317 (selftest::test_single_node): New function.
14318 (selftest::test_simple_tree): New function.
14319 (selftest::test_disconnected_nodes): New function.
14320 (selftest::et_forest_c_tests): New function.
14321 * fold-const.c: Include "selftest.h".
14322 (selftest::assert_binop_folds_to_const): New function.
14323 (selftest::assert_binop_folds_to_nonlvalue): New function.
14324 (selftest::test_arithmetic_folding): New function.
14325 (selftest::fold_const_c_tests): New function.
14326 * function-tests.c: New file.
14327 * gimple.c: Include "selftest.h".
14328 Include "gimple-pretty-print.h".
14329 (selftest::verify_gimple_pp): New function.
14330 (selftest::test_assign_single): New function.
14331 (selftest::test_assign_binop): New function.
14332 (selftest::test_nop_stmt): New function.
14333 (selftest::test_return_stmt): New function.
14334 (selftest::test_return_without_value): New function.
14335 (selftest::gimple_c_tests): New function.
14336 * hash-map-tests.c: New file.
14337 * hash-set-tests.c: New file.
14338 * input.c: Include "selftest.h".
14339 (selftest::assert_loceq): New function.
14340 (selftest::test_accessing_ordinary_linemaps): New function.
14341 (selftest::test_unknown_location): New function.
14342 (selftest::test_builtins): New function.
14343 (selftest::test_reading_source_line): New function.
14344 (selftest::input_c_tests): New function.
14345 * rtl-tests.c: New file.
14346 * selftest-run-tests.c: New file.
14347 * selftest.c: New file.
14348 * selftest.h: New file.
14349 * spellcheck.c: Include "selftest.h".
14350 (selftest::levenshtein_distance_unit_test_oneway): New function,
14351 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
14352 (selftest::levenshtein_distance_unit_test): Likewise.
14353 (selftest::spellcheck_c_tests): Likewise.
14354 * toplev.c: Include selftest.h.
14355 (toplev::run_self_tests): New.
14356 (toplev::main): Handle -fself-test.
14357 * toplev.h (toplev::run_self_tests): New.
14358 * tree.c: Include "selftest.h".
14359 (selftest::test_integer_constants): New function.
14360 (selftest::test_identifiers): New function.
14361 (selftest::test_labels): New function.
14362 (selftest::tree_c_tests): New function.
14363 * tree-cfg.c: Include "selftest.h".
14364 (selftest::push_fndecl): New function.
14365 (selftest::test_linear_chain): New function.
14366 (selftest::test_diamond): New function.
14367 (selftest::test_fully_connected): New function.
14368 (selftest::tree_cfg_c_tests): New function.
14369 * vec.c: Include "selftest.h".
14370 (selftest::safe_push_range): New function.
14371 (selftest::test_quick_push): New function.
14372 (selftest::test_safe_push): New function.
14373 (selftest::test_truncate): New function.
14374 (selftest::test_safe_grow_cleared): New function.
14375 (selftest::test_pop): New function.
14376 (selftest::test_safe_insert): New function.
14377 (selftest::test_ordered_remove): New function.
14378 (selftest::test_unordered_remove): New function.
14379 (selftest::test_block_remove): New function.
14380 (selftest::reverse_cmp): New function.
14381 (selftest::test_qsort): New function.
14382 (selftest::vec_c_tests): New function.c.
14383 * wide-int.cc: Include selftest.h and wide-int-print.h.
14384 (selftest::from_int <wide_int>): New function.
14385 (selftest::from_int <offset_int>): New function.
14386 (selftest::from_int <widest_int>): New function.
14387 (selftest::assert_deceq): New function.
14388 (selftest::assert_hexeq): New function.
14389 (selftest::test_printing <VALUE_TYPE>): New function template.
14390 (selftest::test_ops <VALUE_TYPE>): New function template.
14391 (selftest::test_comparisons <VALUE_TYPE>): New function template.
14392 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
14394 (selftest::wide_int_cc_tests): New function.
14396 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14398 PR middle-end/37780
14399 * ifcvt.c (noce_try_ifelse_collapse): New function.
14401 (noce_process_if_block): Call noce_try_ifelse_collapse.
14402 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
14403 (simplify_ternary_operation): Use the above to simplify
14404 conditional CLZ/CTZ expressions.
14406 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14408 PR middle-end/37780
14409 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
14410 define_insn_and_split.
14412 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14414 PR middle-end/37780
14415 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
14417 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
14420 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
14421 Implicitly clobber memory for basic asm with non-empty assembler
14422 string. Use targetm.md_asm_adjust also here.
14423 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
14424 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
14425 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
14426 non-empty assembler string.
14427 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
14428 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
14429 (decode_asm_operands): Handle basic asm in PARALLEL block.
14430 (extract_insn): Handle basic asm in PARALLEL block.
14431 * doc/extend.texi: Mention new behavior of basic asm.
14432 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
14433 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
14434 branch_needs_nop_p): Use asm_noperands.
14436 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
14438 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
14439 Include the M7 SPARC DFA scheduler.
14440 New attribute v3pipe.
14441 Annotate insns with v3pipe where appropriate.
14442 Define cpu_feature vis4.
14443 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
14444 Add (V8QI "8") to vbits.
14445 Add insns {add,sub}v8qi3
14446 Add insns ss{add,sub}v8qi3
14447 Add insns us{add,sub}{v8qi,v4hi}3
14448 Add insns {min,max}{v8qi,v4hi,v2si}3
14449 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
14450 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
14451 * config/sparc/niagara4.md: Add a comment explaining the
14452 discrepancy between the documented latenty numbers and the
14454 * config/sparc/niagara7.md: New file.
14455 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
14456 supports SPARC5 and VIS 4.0 instructions.
14457 * configure: Regenerate.
14458 * config.in: Likewise.
14459 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
14460 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
14461 TARGET_CPU_niagara7.
14462 (ASM_CPU64_DEFAULT_SPEC): Likewise.
14463 (CPP_CPU_SPEC): Handle niagara7.
14464 (ASM_CPU_SPEC): Likewise.
14465 * config/sparc/sparc-opts.h (processor_type): Add
14466 PROCESSOR_NIAGARA7.
14467 (mvis4): New option.
14468 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
14469 (AS_NIAGARA7_FLAG): Define.
14470 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
14471 (CPP_CPU64_DEFAULT_SPEC): Likewise.
14472 (CPP_CPU_SPEC): Handle niagara7.
14473 (ASM_CPU_SPEC): Likewise.
14474 * config/sparc/sparc.c (niagara7_costs): Define.
14475 (sparc_option_override): Handle niagara7 and adjust cache-related
14476 parameters with better values for niagara cpus. Also support VIS4.
14477 (sparc32_initialize_trampoline): Likewise.
14478 (sparc_use_sched_lookahead): Likewise.
14479 (sparc_issue_rate): Likewise.
14480 (sparc_register_move_cost): Likewise.
14481 (dump_target_flag_bits): Support VIS4.
14482 (sparc_vis_init_builtins): Likewise.
14483 (sparc_builtins): Likewise.
14484 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
14486 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
14488 * config/sparc/sparc.opt (sparc_processor_type): New value
14490 * config/sparc/visintrin.h (__attribute__): Prototypes for the
14492 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
14494 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
14497 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
14499 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
14501 2016-06-06 Richard Biener <rguenther@suse.de>
14503 PR tree-optimization/71398
14504 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
14507 2016-06-05 James Bowman <james.bowman@ftdichip.com>
14509 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
14510 ft32_expand_prolog, ft32_expand_epilogue):
14511 Handle pretend_args.
14512 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
14513 * config/ft32/ft32.md: Add pretend_returner.
14515 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
14518 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
14519 Copy op1 RTX to avoid invalid sharing.
14520 (ix86_expand_vector_move_misalign): Ditto.
14522 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
14524 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
14527 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
14529 * predict.c (predicted_by_loop_heuristics_p): New function.
14530 (predict_iv_comparison): Use it.
14531 (predict_loops): Walk from innermost loops; do not predict edges
14532 leaving multiple loops multiple times; implement
14533 PRED_LOOP_ITERATIONS_MAX heuristics.
14534 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
14536 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
14538 * cfg.c (check_bb_profile): Do not report mismatched profiles when
14539 only edges out of BB are EH edges.
14541 2016-06-04 Martin Sebor <msebor@redhat.com>
14542 Marcin Baczyński <marbacz@gmail.com>
14545 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
14546 a void expression in a void function.
14548 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
14550 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
14551 aux; dump reasons of decisions.
14552 (should_duplicate_loop_header_p): Likewise.
14553 (do_while_loop_p): Likewise.
14554 (ch_base::copy_headers): Dump asi num insns duplicated.
14556 2016-06-04 Jakub Jelinek <jakub@redhat.com>
14558 PR tree-optimization/71405
14559 * tree-ssa.c (execute_update_addresses_taken): For clobber with
14560 incompatible type, build a new clobber with the right type instead
14561 of building a VIEW_CONVERT_EXPR around it.
14563 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
14565 PR tree-optimization/52171
14566 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
14567 by_pieces_ninsns instead of move_by_pieces_ninsns.
14569 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
14571 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
14572 for reg+reg addressing mode.
14574 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14576 * rs6000-c.c (c/c-tree.h): Add #include.
14577 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
14578 in C++ when found in the base position of vec_ld or vec_st.
14580 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
14582 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
14583 use of profile unless profile status is PROFILE_READ.
14584 * profile.c (compute_branch_probabilities): Set profile status
14585 only after reporting predictor hitrates.
14587 2016-06-03 Joseph Myers <joseph@codesourcery.com>
14591 * common.opt (ffp-int-builtin-inexact): New option.
14592 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
14593 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
14594 (ceil@var{m}2): Document dependence on this option.
14595 * ipa-inline-transform.c (inline_call): Handle
14596 flag_fp_int_builtin_inexact.
14597 * ipa-inline.c (can_inline_edge_p): Likewise.
14598 * config/i386/i386.md (rintxf2): Do not test
14599 flag_unsafe_math_optimizations.
14600 (rint<mode>2_frndint): New define_insn.
14601 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
14602 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
14603 for 387 instead of extending and truncating.
14604 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
14605 !flag_trapping_math instead of flag_unsafe_math_optimizations.
14606 Change to frndint<mode>2_<rounding>.
14607 (frndintxf2_<rounding>_i387): Likewise. Change to
14608 frndint<mode>2_<rounding>_i387.
14609 (<rounding_insn>xf2): Likewise.
14610 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
14611 !flag_trapping_math instead of flag_unsafe_math_optimizations for
14612 x87. Test TARGET_ROUND || !flag_trapping_math ||
14613 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
14614 SSE. Use ROUND_NO_EXC in constant operand of
14615 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
14616 for 387 instead of extending and truncating.
14618 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
14619 Julia Koval <julia.koval@intel.com>
14631 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
14632 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
14633 all registers, except for function return registers if there are
14634 no caller-saved registers.
14635 (ix86_set_func_type): New function.
14636 (ix86_set_current_function): Call ix86_set_func_type to set
14637 no_caller_saved_registers and func_type. Call reinit_regs if
14638 caller-saved registers are changed. Don't allow MPX, SSE, MMX
14639 nor x87 instructions in interrupt handler nor function with
14640 no_caller_saved_registers attribute.
14641 (ix86_function_ok_for_sibcall): Return false if there are no
14642 caller-saved registers.
14643 (type_natural_mode): Don't warn ABI change for MMX in interrupt
14645 (ix86_function_arg_advance): Skip for callee in interrupt handler.
14646 (ix86_function_arg): Return special arguments in interrupt handler.
14647 (ix86_promote_function_mode): Promote pointer to word_mode only
14648 for normal functions.
14649 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
14651 (ix86_epilogue_uses): New function.
14652 (ix86_hard_regno_scratch_ok): Likewise.
14653 (ix86_save_reg): Preserve all registers in interrupt handler
14654 after reload. Preserve all registers, except for function return
14655 registers, if there are no caller-saved registers after reload.
14656 (find_drap_reg): Always use callee-saved register if there are
14657 no caller-saved registers.
14658 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
14659 for interrupt handler.
14660 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
14661 Emit cld instruction if stringops are used in interrupt handler
14662 or interrupt handler isn't a leaf function.
14663 (ix86_expand_epilogue): Generate interrupt return for interrupt
14664 handler and pop the 'ERROR_CODE' off the stack before interrupt
14665 return in exception handler.
14666 (ix86_expand_call): Disallow calling interrupt handler directly.
14667 If there are no caller-saved registers, mark all registers that
14668 are clobbered by the call which returns as clobbered.
14669 (ix86_handle_no_caller_saved_registers_attribute): New function.
14670 (ix86_handle_interrupt_attribute): Likewise.
14671 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
14673 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
14674 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
14675 accumulation in interrupt function if stack may be realigned to
14677 (EPILOGUE_USES): New.
14678 (function_type): New enum.
14679 (machine_function): Add func_type and no_caller_saved_registers.
14680 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
14681 (interrupt_return): New pattern.
14682 * doc/extend.texi: Document x86 interrupt and
14683 no_caller_saved_registers attributes.
14685 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
14687 PR tree-optimization/52171
14688 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
14689 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
14690 Look for constant strings. Move some code to emit_block_cmp_hints
14692 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
14693 * defaults.h (COMPARE_MAX_PIECES): New macro.
14694 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
14695 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
14696 (clear_by_pieces_1): Don't declare. Move definition before use.
14697 (can_do_by_pieces): New static function.
14698 (can_move_by_pieces): Use it. Return bool.
14699 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
14700 OP. All callers changed. Handle COMPARE_BY_PIECES.
14701 (class pieces_addr); New.
14702 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
14703 pieces_addr::adjust, pieces_addr::increment_address,
14704 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
14706 (class op_by_pieces_d): New.
14707 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
14709 (class move_by_pieces_d, class compare_by_pieces_d,
14710 class store_by_pieces_d): New subclasses of op_by_pieces_d.
14711 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
14712 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
14713 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
14714 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
14715 compare_by_pieces_d::finish_mode): New member functions.
14716 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
14718 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
14719 (emit_block_cmp_hints): New function.
14720 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
14721 use the newly defined classes.
14722 * expr.h (by_pieces_constfn): New typedef.
14723 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
14724 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
14725 (move_by_pieces_ninsns): Don't declare.
14726 (can_move_by_pieces): Change return value to bool.
14727 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
14728 (compare_by_pieces_branch_ratio): New hook.
14729 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
14730 (by_pieces_ninsns): Declare.
14731 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
14733 (default_compare_by_pieces_branch_ratio): New function.
14734 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
14735 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
14736 * doc/tm.texi: Regenerate.
14737 * tree-ssa-strlen.c: Include "builtins.h".
14738 (handle_builtin_memcmp): New static function.
14739 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
14740 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
14742 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14744 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
14745 relevant stmts which are simple and invariant.
14746 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
14747 instead of simple and invariant
14749 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14751 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
14752 (vectorizable_reduction): Check for new relevant state.
14753 (vectorizable_live_operation): vectorize live stmts using
14754 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
14755 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
14756 (vect_stmt_relevant_p): Check for stmts which are only used live.
14757 (process_use): Use of a stmt does not inherit it's live value.
14758 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
14759 (vect_analyze_stmt): Check for new relevant state.
14760 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
14761 outside the loop, but not inside it.
14763 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14765 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
14766 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
14767 (vect_get_vec_def_for_operand): Split out code.
14769 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
14771 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
14773 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14775 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
14777 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14779 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
14781 2016-06-03 Jakub Jelinek <jakub@redhat.com>
14783 PR middle-end/71387
14784 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
14785 to noreturn e->callee->decl that has void return type and void
14786 arguments, adjust gimple_call_fntype and remove lhs even if it had
14787 previously addressable type.
14789 2016-06-02 Jeff Law <law@redhat.com>
14791 PR tree-optimization/71328
14792 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
14793 error when checking for a jump back onto the copied path.
14795 2016-06-02 David Malcolm <dmalcolm@redhat.com>
14797 * config/microblaze/microblaze.c (get_branch_target): Add return
14798 NULL_RTX for the non-CALL_P case.
14799 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
14800 (insert_wic): Remove unused local "j".
14802 2016-06-02 Martin Liska <mliska@suse.cz>
14804 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
14806 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
14807 Julia Koval <julia.koval@intel.com>
14809 * function.c (assign_parm_setup_stack): Force source into a
14810 register if needed.
14811 * target.def (function_incoming_arg): Update documentation to
14812 allow arbitrary address computation based on hard register.
14813 * doc/tm.texi: Regenerated.
14815 2016-06-02 Martin Liska <mliska@suse.cz>
14817 * predict.c (combine_predictions_for_bb): Fix first match in
14818 cases where a first predictor contains more than one occurence
14819 in list of predictors. Take the best value in such case.
14821 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14823 PR rtl-optimization/71295
14824 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
14825 offset would go over the size of the inner mode reject it.
14827 2016-06-02 Jakub Jelinek <jakub@redhat.com>
14829 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
14830 x=x,x and v=v,m instead of x=x,m.
14832 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
14833 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
14834 alternative to v=rm,C.
14836 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
14837 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
14838 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
14839 instead of vex for the last two above mentioned alternatives.
14841 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14844 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
14846 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
14848 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
14850 2016-06-01 David Malcolm <dmalcolm@redhat.com>
14852 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
14853 from int to unsigned.
14855 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14857 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
14858 alternatives, eliminating preferred register class. Add support
14859 for the MTVSRDD instruction in ISA 3.0.
14860 (vsx_splat_v4si_internal): Use splat_input_operand instead of
14861 reg_or_indexed_operand.
14862 (vsx_splat_v4sf_internal): Likewise.
14864 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14867 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
14868 for loading up all 0's or all 1's.
14870 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
14872 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
14874 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
14876 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
14878 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
14879 * gcc.c (set_source_date_epoch_envvar): New function, sets
14880 the SOURCE_DATE_EPOCH environment variable to the current time.
14882 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
14884 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
14885 the factor for live Phi nodes.
14887 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
14889 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
14890 * tree-parloops.c (parallelize_loops): likewise.
14891 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
14892 tree_unswitch_outer_loop): likewise.
14894 2016-06-01 Jakub Jelinek <jakub@redhat.com>
14896 PR middle-end/71371
14897 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
14898 around creation of the temporary.
14900 2016-06-01 Richard Biener <rguenther@suse.de>
14902 PR tree-optimization/71366
14903 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
14904 (unloop_loops): Move removing edges here ...
14905 (try_unroll_loop_completely): ... from here.
14906 (try_peel_loop): ... and here.
14907 (tree_unroll_loops_completely_1): Track parent loops via
14908 bitmap of header BBs.
14909 (tree_unroll_loops_completely): Adjust for that.
14911 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
14913 * config/rs6000/altivec.h (vec_slv): New macro.
14914 (vec_srv): New macro.
14915 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
14916 (UNSPEC_VSRV): New value.
14919 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
14920 (vsrv): New builtin definition.
14921 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
14922 define argument types for new builtin.
14923 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
14925 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
14928 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
14929 Jocelyn Mayer <l_indien@magic.fr>
14932 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
14933 detect processor family for signature_CENTAUR_ebx.
14934 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
14935 signature_CENTAUR_ebx.
14936 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
14937 <default>: Pass x86-64 for has_longmode.
14939 2016-06-01 Nathan Sidwell <nathan@acm.org>
14941 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
14944 2016-06-01 Richard Biener <rguenther@suse.de>
14946 PR tree-optimization/71261
14947 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
14948 of stmts successfully put in the bool pattern. Remove
14949 single-use restriction.
14950 (adjust_bool_pattern_cast): Add cast at the use site via the
14951 pattern def sequence.
14952 (adjust_bool_pattern): Remove recursion, maintain a hash-map
14953 of patterned defs. Use the pattern def seqence instead of
14954 multiple independent patterns.
14955 (sort_after_uid): New qsort compare function.
14956 (adjust_bool_stmts): New function to process stmts in the bool
14957 pattern in IL order.
14958 (vect_recog_bool_pattern): Adjust.
14959 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
14960 (ifcvt_walk_pattern_tree): Likewise.
14961 (stmt_is_root_of_bool_pattern): Likewise.
14962 (ifcvt_repair_bool_pattern): Likewise.
14963 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
14965 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
14967 * loop-unroll.c (decide_unroll_constant_iterations,
14968 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
14969 likely upper bounds.
14970 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
14972 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
14974 * tree-core.h (enum omp_clause_code): Remove
14975 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
14977 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14979 * config/arm/sync.md (arm_store_exclusive<mode>):
14980 Use 'H' output modifier on operands[2] rather than creating a new
14981 entry in out-of-bounds memory of the operands array.
14982 (arm_store_release_exclusivedi): Likewise.
14984 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14986 * config/arm/arm.c (arm_fusion_enabled_p): New function.
14987 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
14988 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
14989 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
14991 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
14993 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
14994 into account live statements for mask producers.
14996 2016-06-01 Richard Biener <rguenther@suse.de>
14998 PR tree-optimization/71311
14999 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
15000 restrict to non-INTEGER_CST @0.
15002 2016-06-01 Richard Biener <rguenther@suse.de>
15004 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
15005 (relational patterns): Use :c to avoid pattern duplications.
15007 2016-06-01 Richard Biener <rguenther@suse.de>
15009 * genmatch.c (comparison_code_p): New predicate.
15010 (swap_tree_comparison): New function.
15011 (commutate): Add for_vec parameter to append new for entries.
15012 Support commutating relational operators by swapping it alongside
15014 (lower_commutative): Adjust.
15015 (dt_simplify::gen): Do not pass artificial operators to gen
15017 (decision_tree::gen): Do not add artificial operators as parameters.
15018 (parser::parse_expr): Verify operator commutativity when :c is
15019 applied. Allow :C to override this.
15020 * match.pd: Adjust patterns to use :C instead of :c where required.
15022 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
15024 PR tree-optimization/71077
15025 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
15026 the combining step, use boolean_false_node and boolean_true_node
15027 as the designated false/true return values.
15029 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
15031 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
15032 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
15033 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
15036 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
15038 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
15039 of flags impliying the register renaming.
15040 * toplev.c (process_options): Do not imply flag_rename_registers with
15043 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15045 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
15046 default implementation.
15048 2016-05-31 Nathan Sidwell <nathan@acm.org>
15050 * dwarf2out.c (cur_line_info_table): Add GTY marker.
15052 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15054 * config/sh/constraints.md (b): Remove constraint.
15055 * config/sh/predicates.md (arith_reg_operand): Remove
15057 * config/sh/sh-modes.def (PDI): Remove.
15058 * config/sh/sh.c (sh_target_reg_class,
15059 sh_optimize_target_register_callee_saved): Remove functions.
15060 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
15061 (sh_expand_epilogue): Update comment.
15062 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
15063 sh_secondary_reload): Remove TARGET_REGS related code.
15064 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
15065 TARGET_REGISTER_P): Remove macros.
15066 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
15067 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
15068 TR1_REG, TR2_REG): Remove constants.
15069 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
15071 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15073 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
15074 define_expand patterns.
15075 (adddi3_compact): Rename to adddi3.
15076 (subdi3_compact): Rename to subdi3.
15077 (*negdi2): Rename to negdi2.
15078 (*abs<mode>2): Rename to abs<mode>2.
15080 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15082 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
15083 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
15084 (atomic_sub_fetchsi): ... this new pattern.
15085 (mvtc): Add CC_REG clobber.
15087 2016-05-31 Marek Polacek <polacek@redhat.com>
15089 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
15091 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15093 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
15094 aarch64_fusion_enabled_p to check for fusion capabilities.
15096 2016-05-31 Richard Biener <rguenther@suse.de>
15098 PR tree-optimization/71352
15099 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
15100 minus one and a negate.
15102 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15104 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
15105 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
15107 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
15108 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
15109 Remove use of aarch64_simd_attr_length_move, set length attribute
15111 (*aarch64_be_movoi): Likewise.
15112 (*aarch64_be_movci): Likewise.
15113 (*aarch64_be_movxi): Likewise.
15115 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
15117 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
15118 It no longer does that.
15119 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
15121 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
15123 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
15124 attribute __unused__.
15126 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
15128 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
15129 * config/arm/arm.c (arm_arch_thumb1): Define.
15130 (arm_option_override): Initialize arm_arch_thumb1.
15131 * config/arm/arm.h (arm_arch_thumb1): Declare.
15132 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
15133 support Thumb-1 ISA.
15135 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
15138 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
15139 `Yv' for scalar operand.
15141 2016-05-31 Tom de Vries <tom@codesourcery.com>
15143 PR tree-optimization/69068
15144 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
15145 phis with more than two args.
15147 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
15149 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
15150 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
15153 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
15155 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
15157 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
15159 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
15160 cpu_32, cpu_64, tune_32 and tune_64.
15161 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
15163 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
15165 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
15167 2016-05-30 Andi Kleen <ak@linux.intel.com>
15169 * auto-profile.c (read_profile): Replace asserts with errors
15170 when file does not exist.
15171 * gcov-io.c (gcov_read_words): Dito.
15173 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15175 * tree-cfg.c (print_loop): Print likely upper bounds.
15177 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15179 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
15180 * opts.c (default_options): Enable peel loops at -O3.
15181 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
15182 (try_peel_loop): Do not re-peel already peeled loops;
15183 use likely upper bounds; fix profile updating.
15184 (pass_complete_unroll::execute): Initialize peeled_loops.
15186 2016-05-30 Martin Liska <mliska@suse.cz>
15188 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
15189 computed costs by frequency of BB they belong to.
15190 (get_scaled_computation_cost_at): New function.
15192 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
15193 Marc Glisse <marc.glisse@inria.fr>
15195 PR tree-optimization/71289
15196 * match.pd (-1 / B < A, A > -1 / B): New transformations.
15198 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15200 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
15202 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15204 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
15205 for peeled copies; avoid underflow when updating estimates; correctly
15206 scale loop profile.
15208 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15210 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
15211 r236875. Corrected oe3 to oe2 as obvious.
15213 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15215 PR middle-end/71269
15216 PR middle-end/71252
15217 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
15218 that inserted stmt will not dominate stmts that defines its operand.
15219 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
15220 (rewrite_expr_tree_parallel): Likewise.
15222 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15224 PR middle-end/71252
15225 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
15226 all fields including stmt_to_insert are swapped.
15228 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15230 * predict.h (force_edge_cold): Declare.
15231 * predict.c (force_edge_cold): New function.
15232 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
15234 (canonicalize_loop_induction_variables): Fix formating.
15236 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
15238 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
15239 (visium_expand_copysign): Use gen_int_mode directly.
15240 (visium_compute_frame_size): Minor tweaks.
15242 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15244 * tree-vect-loop.c (vect_analyze_loop_2): Use
15245 likely_max_stmt_executions_int.
15247 2016-05-30 Tom de Vries <tom@codesourcery.com>
15249 PR tree-optimization/69067
15250 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
15252 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
15255 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
15256 New peepholes to remove unneeded fild/fistp pairs.
15257 (define_peephole2 atomic_loaddi_fpu): Ditto.
15259 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15261 * predict.c (maybe_hot_frequency_p): Avoid division.
15263 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15265 * doc/install.texi: Use https for shop.fsf.org.
15267 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15269 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
15270 likely_max_stmt_executions_int.
15272 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15274 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
15275 likely_max_stmt_executions_int.
15277 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15279 * profile.c (compute_branch_probabilities): Do not report hitrates
15281 (branch_prob): Report hitrates here.
15282 * predict.c (gimple_predict_edge): Do not assert profile status;
15283 fix formatting issues.
15285 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15287 * predict.c (edge_predicted_by_p): New function.
15288 (predict_paths_for_bb): Do not put multiple predictions of the same type
15291 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15293 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
15296 2016-05-28 Alan Modra <amodra@gmail.com>
15298 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
15300 2016-05-28 Alan Modra <amodra@gmail.com>
15302 PR rtl-optimization/71275
15303 * ira.c (ira): Free dominance info.
15305 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
15307 * doc/sourcebuild.texi: New address for upstream Go repository.
15309 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
15311 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
15312 (TARGET_ARM_V7M): Likewise.
15314 2016-05-26 Jeff Law <law@redhat.com>
15316 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
15317 (thread_across_edge): Remove calls to find_jump_threads_backwards.
15318 * passes.def: Add jump threading passes before DOM/VRP.
15319 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
15320 argument to a basic block from an edge. Remove tests which are
15322 (pass_data_thread_jumps, class pass_thread_jumps): New.
15323 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
15324 (make_pass_thread_jumps): Likewise.
15325 * tree-pass.h (make_pass_thread_jumps): Declare.
15327 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
15329 * config/visium/visium-protos.h (split_double_move): Rename into...
15330 (visium_split_double_move): ...this.
15331 (visium_split_double_add): Declare.
15332 * config/visium/visium.c (split_double_move): Rename into...
15333 (visium_split_double_move): ...this.
15334 (visium_split_double_add): New function.
15335 (visium_expand_copysign): Renumber operands for consistency.
15336 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
15337 (DFmode move splitter): Likewise.
15338 (*addi3_insn): Split by means of visium_split_double_add.
15339 (*adddi3_insn_flags): Delete.
15340 (*plus_plus_sltu<subst_arith>): New insn.
15341 (*subdi3_insn): Split by means of visium_split_double_add.
15342 (subdi3_insn_flags): Delete.
15343 (*minus_minus_sltu<subst_arith>): New insn.
15344 (*negdi2_insn): Split by means of visium_split_double_add.
15345 (*negdi2_insn_flags): Delete.
15347 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
15349 * configure.ac: Treat a --with-headers option without argument
15350 the same as the default (i.e. consult sys-include directory).
15351 * configure: Regenerate.
15353 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15355 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
15356 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
15358 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
15359 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
15361 2016-05-27 Jiong Wang <jiong.wang@arm.com>
15364 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
15365 tree-stdarg analysis results.
15366 (aarch64_setup_incoming_varargs): Likewise.
15368 2016-05-27 Jiong Wang <jiong.wang@arm.com>
15370 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
15371 va_list_gpr_counter_field and va_list_fpr_counter_field.
15373 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
15376 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
15377 * config/aarch64/aarch64.c
15378 (aarch64_cannot_change_mode_class): Remove function.
15379 * config/aarch64/aarch64-protos.h
15380 (aarch64_cannot_change_mode_class): Remove.
15382 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15384 * cfgloop.c (record_niter_bound): Record likely upper bounds.
15385 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
15386 get_likely_max_loop_iterations_int): New.
15387 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
15388 any_likely_upper_bound.
15389 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
15391 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
15392 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
15394 (unroll_loop_constant_iterations): Likewise.
15395 (unroll_loop_runtime_iterations): Likewise.
15396 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
15397 * lto-streamer-out.c (output_cfg): Likewise.
15398 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
15400 (canonicalize_loop_induction_variables): Dump likely upper bounds.
15401 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
15402 (likely_max_loop_iterations): New.
15403 (likely_max_loop_iterations_int): New.
15404 (likely_max_stmt_executions): New.
15405 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
15406 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
15407 likely_max_stmt_executions): Declare.
15409 2016-05-27 Marek Polacek <polacek@redhat.com>
15411 PR middle-end/71308
15412 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
15414 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15416 * config/s390/s390.md (2x risbg splitters): Use
15417 reg_overlap_mentioned_p instead of rtx_equal_p.
15419 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
15421 * combine.c (make_compound_operation): Take known zero bits into
15422 account when checking for possible zero_extend.
15424 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15426 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
15427 Use const_int_operand for operand 2 predicate. Simplify expand code
15430 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
15432 PR middle-end/71279
15433 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
15436 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15438 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
15439 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
15440 that returns CC_SESWPmode and CC_ZESWPmode.
15441 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
15443 (aarch64_rtx_costs): Likewise.
15445 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15447 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
15448 for ISA 3.0 min/max support.
15449 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
15450 conditional move support.
15451 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
15452 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
15454 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
15455 conditional moves where the comparison type is different from move
15457 (fp_minmax): New code iterator for smin/smax.
15458 (minmax): New code attributes for min/max.
15459 (SMINMAX): Likewise.
15460 (smax<mode>3): Combine min, max insns into one insn using the
15461 fp_minmax code iterator. Add support for ISA 3.0 min/max
15462 instructions that don't need -ffast-math.
15463 (s<minmax><mode>3): Likewise.
15464 (smax<mode>3_vsx): Likewise.
15465 (smin<mode>3): Likewise.
15466 (s<minmax><mode>3_vsx): Likewise.
15467 (smin<mode>3_vsx): Likewise.
15468 (pre-VSX min/max splitters): Likewise.
15469 (s<minmax><mode>3_fpr): Likewise.
15470 (movsfcc): Rewrite floating point conditional moves to combine
15471 SFmode/DFmode into a single insn.
15472 (mov<mode>cc): Likewise.
15473 (movdfcc): Likewise.
15474 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
15475 SFDF2 iterators to handle all combinations.
15476 (fseldfsf4): Likewise.
15477 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
15478 (fseldfdf4): Likewise.
15479 (fselsfdf4): Likewise.
15480 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
15481 comparison instructions that set a 0/-1 mask, and use it for
15482 floating point conditional move via XXSEL.
15483 (fpmask<mode>): Likewise.
15484 (xxsel<mode>): Likewise.
15485 * config/rs6000/predicates.md (min_max_operator): Delete, no
15487 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
15488 instructions that generate a 0/-1 mask for use with XXSEL.
15489 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
15490 say whether floating point min/max is available, either through
15491 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
15492 (TARGET_MINMAX_DF): Likewise.
15494 2016-05-27 Alan Modra <amodra@gmail.com>
15496 PR rtl-optimization/71275
15497 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
15498 for update_equiv_regs and combine_and_move_insns.
15500 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
15502 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
15503 if_then_else or cond RTXes to calculate attribute value.
15504 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
15505 <attr "length_immediate>: Ditto.
15506 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
15507 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
15508 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
15509 <attr "type">: Ditto.
15510 <attr "prefix_data16">: Ditto.
15511 <attr "prefix_extra">: Ditto.
15512 <attr "length_immediate">: Ditto.
15513 <attr "prefix">: Ditto.
15514 (vec_set<mode>_0) <attr "isa">: Ditto.
15515 <attr "prefix_extra">: Ditto.
15516 <attr "length_immediate">: Ditto.
15517 <attr "prefix">: Ditto.
15518 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
15519 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
15520 (sse2_storelpd) <attr "prefix_data16">: Ditto.
15521 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
15522 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
15523 <attr "length_immediate">: Ditto.
15524 <attr "prefix">: Ditto.
15525 (sse2_movsd) <attr "length_immediate">: Ditto.
15526 <attr "prefix">: Ditto.
15527 (vec_concatv2df) <attr "isa">: Ditto.
15528 <attr "prefix">: Ditto.
15529 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
15530 (*vec_extractv2di_1) <attr "isa">: Ditto.
15531 <attr "type">: Ditto.
15532 <attr "length_immediate">: Ditto.
15533 <attr "prefix_rex">: Ditto.
15534 <attr "prefix_extra">: Ditto.
15535 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
15536 <attr "prefix_extra">: Ditto.
15537 <attr "length_immediate">: Ditto.
15538 (vec_concatv2di) <attr "isa">: Ditto.
15539 <attr "prefix_extra">: Ditto.
15540 <attr "length_immediate">: Ditto.
15541 <attr "prefix">: Ditto.
15543 2016-05-26 Martin Liska <mliska@suse.cz>
15545 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
15547 (operator+): Likewise.
15548 (operator-): Likewise.
15549 (comp_cost::operator+=): Likewise.
15550 (comp_cost::operator-=): Likewise.
15551 (comp_cost::operator/=): Likewise.
15552 (comp_cost::operator*=): Likewise.
15553 (operator<): Likewise.
15554 (operator==): Likewise.
15555 (operator<=): Likewise.
15556 (new_cost): Remove.
15557 (infinite_cost_p): Likewise.
15558 (add_costs): Likewise.
15559 (sub_costs): Likewise.
15560 (compare_costs): Likewise.
15561 (set_group_iv_cost): Use the newly introduced functions.
15562 (get_address_cost): Likewise.
15563 (get_shiftadd_cost): Likewise.
15564 (force_expr_to_var_cost): Likewise.
15565 (split_address_cost): Likewise.
15566 (ptr_difference_cost): Likewise.
15567 (difference_cost): Likewise.
15568 (get_computation_cost_at): Likewise.
15569 (determine_group_iv_cost_generic): Likewise.
15570 (determine_group_iv_cost_address): Likewise.
15571 (determine_group_iv_cost_cond): Likewise.
15572 (autoinc_possible_for_pair): Likewise.
15573 (determine_group_iv_costs): Likewise.
15574 (cheaper_cost_pair): Likewise.
15575 (iv_ca_recount_cost): Likewise.
15576 (iv_ca_set_no_cp): Likewise.
15577 (iv_ca_set_cp): Likewise.
15578 (iv_ca_cost): Likewise.
15579 (iv_ca_new): Likewise.
15580 (iv_ca_dump): Likewise.
15581 (iv_ca_narrow): Likewise.
15582 (iv_ca_prune): Likewise.
15583 (iv_ca_replace): Likewise.
15584 (try_add_cand_for): Likewise.
15585 (try_improve_iv_set): Likewise.
15586 (find_optimal_iv_set): Likewise.
15588 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
15590 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
15591 that internal functions will clobber all caller-saved registers.
15593 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
15595 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
15596 Return a better case_values_threshold when optimizing.
15598 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
15600 * config/aarch64/aarch64-simd.md (aarch64_combinez):
15601 Add ? to integer variant.
15602 (aarch64_combinez_be): Likewise.
15604 2016-05-26 Jakub Jelinek <jakub@redhat.com>
15606 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
15607 instead of x constraint.
15608 (vcvtps2ph256<mask_name>): Likewise.
15610 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
15611 alternative. Formatting fix.
15613 * config/i386/sse.md
15614 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
15616 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
15617 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
15618 maybe_evex prefix instead of vex.
15619 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
15620 EXT_REX_SSE_REG_P (op0) case in the splitter.
15622 2016-05-25 Jeff Law <law@redhat.com>
15624 PR tree-optimization/71272
15625 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
15626 Update comments. Add test for empty path.
15628 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
15630 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
15631 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
15632 special case builtin.
15633 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15634 code for ALTIVEC_BUILTIN_VEC_CMPNE.
15635 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15636 for __builtin_vec_cmpne.
15638 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
15640 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
15641 redundant test and bail out if the type of the new operand is not
15642 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
15644 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
15646 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
15647 (x_ix86_target_flags_explicit): Remove.
15648 * config/i386/i386.c (ix86_function_specific_save): Do not copy
15649 x_ix86_target_flags_explicit.
15650 (ix86_function_specific_restore): Ditto.
15652 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
15653 H.J. Lu <hongjiu.lu@intel.com>
15656 * common/config/i386/i386-common.c
15657 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
15658 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
15659 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
15660 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
15661 (-mgeneral-regs-only): Add new option.
15662 * config/i386/i386.c (ix86_option_override_internal): Don't enable
15663 x87 instructions if only general registers are allowed.
15664 (ix86_target_string): Add ix86_flags argument. Handle additional
15665 flags options through ix86_flags argument. Update all callers.
15666 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
15668 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15670 PR rtl-optimization/66940
15671 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
15672 decrementing desired_val will not overflow before performing these
15675 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
15677 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
15678 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
15679 * config/i386/i386.c (enum ix86_builtins): Add
15680 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
15681 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
15682 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
15683 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
15684 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
15685 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
15686 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
15687 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
15688 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
15689 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
15690 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
15691 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
15692 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
15693 __builtin_ia32_cvtps2dq512_mask.
15694 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
15695 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
15696 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
15697 * config/i386/sse.md
15698 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
15700 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
15701 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
15703 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
15704 (avx512f_vec_pack_sfix_v8df): New define_expand.
15705 (avx512f_roundpd512): Rename to ...
15706 (avx512f_round<castmode>512): ... this. Change iterator.
15707 (avx512f_roundps512_sfix): New define_expand.
15708 (round<mode>2_sfix): Change iterator.
15710 2016-05-25 Nick Clifton <nickc@redhat.com>
15712 * config/msp430/msp430.c (msp430_attr): Produce an error if a
15713 static interrupt handler is detected.
15714 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
15715 default linker script.
15716 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
15717 the low part of a symbolic pointer.
15719 2016-05-25 Richard Biener <rguenther@suse.de>
15721 PR tree-optimization/71261
15722 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
15723 interesting stmt instead of immediate uses when looking
15724 for the use operand to replace.
15726 2016-05-25 Martin Liska <mliska@suse.cz>
15728 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
15730 2016-05-25 Richard Biener <rguenther@suse.de>
15732 PR tree-optimization/71264
15733 * tree-vect-stmts.c (vect_init_vector): Properly deal with
15736 2016-05-25 Martin Liska <mliska@suse.cz>
15738 PR tree-optimization/71239
15739 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
15740 if DECL_SIZE is NULL.
15742 2016-05-25 Richard Biener <rguenther@suse.de>
15744 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
15745 * tree-if-conv.c (pass_data_if_conversion): Use it.
15747 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15749 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
15750 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
15751 * varpool.c (varpool_node::get_availability): Likewise.
15753 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
15755 * config/rs6000/altivec.md (VNEG iterator): New iterator for
15756 VNEGW/VNEGD instructions.
15757 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
15758 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
15759 support for ISA 3.0 VNEGW/VNEGD instructions.
15761 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
15763 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
15764 pointers inside OACC_DATA regions.
15765 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
15766 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
15767 (gimplify_adjust_omp_clauses): Fix typo in comment.
15769 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
15771 * config/rs6000/altivec.md (VParity): New mode iterator for vector
15772 parity built-in functions.
15773 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
15775 (p9v_parity<mode>2): Likewise.
15776 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
15778 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
15779 (parity<mode>2): ISA 3.0 expander for vector parity.
15780 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
15782 (BU_P9_64BIT_MISC_0): Likewise.
15783 (BU_P9_MISC_0): Likewise.
15784 (BU_P9V_AV_1): Likewise.
15785 (BU_P9V_AV_2): Likewise.
15786 (BU_P9V_AV_3): Likewise.
15787 (BU_P9V_AV_P): Likewise.
15788 (BU_P9V_VSX_1): Likewise.
15789 (BU_P9V_OVERLOAD_1): Likewise.
15790 (BU_P9V_OVERLOAD_2): Likewise.
15791 (BU_P9V_OVERLOAD_3): Likewise.
15792 (VCTZB): Add vector count trailing zeros support.
15796 (VPRTYBD): Add vector parity support.
15797 (VPRTYBQ): Likewise.
15798 (VPRTYBW): Likewise.
15799 (VCTZ): Add overloaded vector count trailing zeros support.
15800 (VPRTYB): Add overloaded vector parity support.
15801 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15802 overloaded vector count trailing zeros and parity instructions.
15803 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
15804 vector parity support.
15805 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
15806 trailing zeros support.
15807 (vec_cntlz): Likewise.
15808 (vec_vctzb): Likewise.
15809 (vec_vctzd): Likewise.
15810 (vec_vctzh): Likewise.
15811 (vec_vctzw): Likewise.
15812 (vec_vprtyb): Add ISA 3.0 vector parity support.
15813 (vec_vprtybd): Likewise.
15814 (vec_vprtybw): Likewise.
15815 (vec_vprtybq): Likewise.
15816 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15817 the ISA 3.0 vector count trailing zeros and vector parity built-in
15820 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15822 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
15823 when there is stmt_to_insert.
15825 2016-05-24 Martin Sebor <msebor@redhat.com>
15828 * tree.h (complete_or_array_type_p): New inline function.
15830 2016-05-24 Jakub Jelinek <jakub@redhat.com>
15832 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
15833 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
15834 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
15836 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
15837 Limit 1st alternative to noavx isa, split 2nd alternative into one
15838 noavx and one avx alternative, use *x and Bm in the former and
15839 x and m in the latter.
15841 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
15842 of sse4 for the first alternative, drop %v from the template
15843 and d operand modifier. Split second alternative into one sse4_noavx
15844 and one avx alternative, use *x instead of *v in the former and v
15845 instead of *v in the latter.
15846 (*sse4_1_extractps): Use noavx isa instead of * for the first
15847 alternative, drop %v from the template. Split second alternative into
15848 one noavx and one avx alternative, use *x instead of *v in the
15849 former and v instead of *v in the latter.
15850 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
15851 with noavx and the last one with avx.
15852 (sse4_1_phminposuw): Guard first alternative with noavx isa,
15853 split the second one into one noavx and one avx alternative,
15854 use *x and Bm in the former and x and m in the latter one.
15855 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
15858 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
15859 first two alternatives to noavx, use *x instead of *v in the second
15860 one, add avx alternative without *.
15861 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
15862 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
15863 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
15865 2016-05-24 Jeff Law <law@redhat.com>
15867 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
15868 New function, extracted from...
15869 (fsm_find_control_statement_thread_paths): Here. Use the new function.
15870 Allow simple copies and constant initializations in the SSA chain.
15872 2016-05-24 Marek Polacek <polacek@redhat.com>
15875 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
15878 2016-05-24 Jakub Jelinek <jakub@redhat.com>
15881 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
15882 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
15883 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
15884 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
15885 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
15887 2016-05-24 Richard Biener <rguenther@suse.de>
15889 PR tree-optimization/71240
15890 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
15893 2016-05-24 Richard Biener <rguenther@suse.de>
15895 PR tree-optimization/71230
15896 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
15898 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15900 * tree-vectorizer.h (vectorizable_comparison): Delete.
15901 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
15902 PURE_SLP_STMT check.
15903 * tree-vect-stmts.c (vectorizable_call): Likewise.
15904 (vectorizable_simd_clone_call): Likewise.
15905 (vectorizable_conversion): Likewise.
15906 (vectorizable_assignment): Likewise.
15907 (vectorizable_shift): Likewise.
15908 (vectorizable_operation): Likewise.
15909 (vectorizable_load): Likewise.
15910 (vectorizable_condition): Likewise.
15911 (vectorizable_store): Likewise. Assert that we don't have
15913 (vectorizable_comparison): Make static. Remove redundant
15914 PURE_SLP_STMT check.
15915 (vect_transform_stmt): Assert that we always have an slp_node
15918 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15920 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
15921 operands[2] against 1 with comparison against CONST1_RTX.
15922 (<shift>di3_neon): Likewise.
15923 * config/arm/predicates.md (const0_operand): Replace with comparison
15924 against CONST0_RTX.
15926 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15928 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
15929 operands[2] against 1 with comparison against CONST1_RTX.
15930 (ashrdi3): Likewise.
15931 (lshrdi3): Likewise.
15932 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
15934 (ashrsi3): Likewise.
15935 (lshrsi3): Likewise.
15936 (rotrsi3): Likewise.
15937 (define_split above *compareqi_eq0): Likewise.
15938 (define_split above "prologue"): Likewise.
15939 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
15940 * config/arm/predicates.md (shift_operator): Likewise.
15941 (shift_nomul_operator): Likewise.
15942 (sat_shift_operator): Likewise.
15943 (thumb1_cmp_operand): Likewise.
15944 (const_neon_scalar_shift_amount_operand): Replace manual range
15945 check with IN_RANGE.
15946 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
15947 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
15949 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15951 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
15952 with HOST_WIDE_INT_1.
15954 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
15955 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
15956 (arm_canonicalize_comparison): Likewise.
15957 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
15959 (thumb1_size_rtx_costs): Likewise.
15960 (vfp_const_double_index): Replace cast of 1 to unsigned
15961 HOST_WIDE_INT with HOST_WIDE_INT_1U.
15962 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
15964 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
15965 HOST_WIDE_INT with HOST_WIDE_INT_1U.
15966 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
15967 HOST_WIDE_INT with HOST_WIDE_INT_1.
15969 2016-05-24 Marek Polacek <polacek@redhat.com>
15971 * tree-cfg.h (should_remove_lhs_p): New predicate.
15972 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
15973 * gimplify.c (gimplify_modify_expr): Likewise.
15974 * tree-cfg.c (verify_gimple_call): Likewise.
15975 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
15976 * gimple-fold.c: Include "tree-cfg.h".
15977 (gimple_fold_call): Use should_remove_lhs_p.
15979 2016-05-24 Richard Biener <rguenther@suse.de>
15981 PR tree-optimization/71253
15982 * cfganal.h (control_dependences): Make robust against edge
15984 (control_dependences::control_dependences): Remove edge_list argument.
15985 (control_dependences::get_edge): Remove.
15986 (control_dependences::get_edge_src): Add.
15987 (control_dependences::get_edge_dest): Likewise.
15988 (control_dependences::m_el): Make a vector of edge src/dest index.
15989 * cfganal.c (control_dependences::find_control_dependence): Adjust.
15990 (control_dependences::control_dependences): Likewise.
15991 (control_dependences::~control_dependence): Likewise.
15992 (control_dependences::get_edge): Remove.
15993 (control_dependences::get_edge_src): Add.
15994 (control_dependences::get_edge_dest): Likewise.
15995 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
15997 (perform_tree_ssa_dce): Adjust.
15998 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
16000 (pass_loop_distribution::execute): Adjust. Do loop destroying
16001 conditional on changed.
16003 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16006 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
16007 return. Reindent transformation comment and mention the ARM state
16010 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16012 PR middle-end/71252
16013 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
16014 after build_and_add_sum creates new use stmt.
16016 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
16018 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
16019 load_lanes/grouped_load classification comes first. Don't check
16020 whether the vectorization factor is a multiple of the group size
16023 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
16025 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
16026 GROUP_GAP for single-element interleaving.
16027 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
16030 2016-05-24 Richard Biener <rguenther@suse.de>
16032 PR middle-end/70434
16034 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
16035 bases which are accessed with non-invariant indices.
16036 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
16037 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
16039 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16041 PR middle-end/71170
16042 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
16043 (add_to_ops_vec): Add stmt_to_insert.
16044 (add_repeat_to_ops_vec): Init stmt_to_insert.
16045 (insert_stmt_before_use): New.
16046 (transform_add_to_multiply): Remove mult_stmt insertion and add it
16048 (get_ops): Init stmt_to_insert.
16049 (maybe_optimize_range_tests): Likewise.
16050 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
16051 (rewrite_expr_tree_parallel): Likewise.
16052 (reassociate_bb): Likewise.
16054 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16057 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
16058 ISA 3.0 xxperm fusion alternative.
16059 (altivec_vperm_v8hiv16qi): Likewise.
16060 (altivec_vperm_<mode>_uns_internal): Likewise.
16061 (vperm_v8hiv4si): Likewise.
16062 (vperm_v16qiv8hi): Likewise.
16064 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16065 Kelvin Nilsen <kelvin@gcc.gnu.org>
16067 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
16068 vpermr/xxpermr on ISA 3.0.
16069 (altivec_expand_vec_perm_le): Likewise.
16070 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
16071 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
16074 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
16076 * config/i386/i386.h (IS_STACK_MODE): Enable for
16077 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
16078 SSE_FLOAT_MODE_P macros.
16079 * config/i386/i386.c (ix86_preferred_reload_class): Use
16080 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
16081 Cleanup regclass processing for CONST_DOUBLE_P.
16082 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
16083 (ix86_rtx_costs): Remove redundant TARGET_80387 check
16084 with IS_STACK_MODE macro.
16085 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
16087 (*movdf_internal): Use IS_STACK_MODE macro.
16088 (*movsf_internal): Ditto.
16090 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
16092 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
16093 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
16095 2016-05-23 Jeff Law <law@redhat.com>
16097 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
16099 (fsm_find_control_statement_thread_paths): Call it.
16101 2016-05-23 Martin Jambor <mjambor@suse.cz>
16104 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
16105 from_global_constant if t is not NULL.
16107 2016-05-23 Marek Polacek <polacek@redhat.com>
16110 * common.opt (Wswitch-unreachable): New option.
16111 * doc/invoke.texi: Document -Wswitch-unreachable.
16112 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
16115 2016-05-23 Bin Cheng <bin.cheng@arm.com>
16117 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
16118 TMR_INDEX is non-NULL.
16120 2016-05-23 Richard Biener <rguenther@suse.de>
16122 PR tree-optimization/71230
16123 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
16124 (try_special_add_to_ops): ... here. Always test for single-use.
16126 2016-05-23 Martin Jambor <mjambor@suse.cz>
16128 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
16129 default block if a PHI node in the original one would be resized.
16131 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16133 PR tree-optimization/58135
16134 * tree-vect-slp.c: When group size is not multiple
16135 of vector size, allow splitting of store group at
16138 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
16140 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
16142 2016-05-22 Jakub Jelinek <jakub@redhat.com>
16144 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
16145 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
16146 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
16149 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
16150 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
16151 v constraint instead of x and vinserti32x4 insn.
16153 * config/i386/sse.md (i128vldq): New mode iterator.
16154 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
16155 avx512dq and avx512vl alternatives.
16157 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
16158 constraint, use maybe_evex prefix instead of vex.
16159 (vec_dupv4sf): Use v constraint instead of x for output
16160 operand except for noavx alternative, use Yv constraint
16161 instead of x for input. Use maybe_evex prefix instead of vex.
16162 (*vec_dupv4si): Likewise.
16163 (*vec_dupv2di): Likewise.
16165 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16167 PR middle-end/40921
16168 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
16169 (linearize_expr_tree): Call try_special_add_to_ops.
16170 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
16172 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16174 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
16175 to computed stack_usage.
16177 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16180 * config/avr/avr.md (define_expand "mov<mode>"): If the source
16181 operand is subreg (symbol_ref) then move the symbol ref to register.
16183 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
16185 * tree.c (array_at_struct_end_p): Look through MEM_REF.
16187 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
16189 PR middle-end/71179
16190 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
16193 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
16195 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
16196 ranges by calling get_single_symbol and tidy up. Look more closely
16197 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
16199 2016-05-20 Jeff Law <law@redhat.com>
16201 * bitmap.c (bitmap_find_bit): Remove useless test.
16203 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
16205 * function.c (thread_prologue_and_epilogue_insns): Commit the
16206 insertion of the epilogue.
16208 2016-05-20 Martin Jambor <mjambor@suse.cz>
16210 PR tree-optimization/70884
16211 * tree-sra.c (initialize_constant_pool_replacements): Do not check
16212 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
16213 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
16214 of constant pool data as a reason for scalarization.
16216 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
16218 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
16219 for naked functions.
16220 (thumb1_expand_prologue): Likewise.
16222 2016-05-20 Nathan Sidwell <nathan@acm.org>
16224 * config/nvptx/nptx.c (nvptx_option_override): Only set
16225 flag_toplevel_reorder, if not explicitly specified. Set
16226 flag_no_common, unless explicitly specified.
16228 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16230 * calls.c (can_implement_as_sibling_call_p): Mark param
16231 reg_parm_stack_space with ATTRIBUTE_UNUSED.
16233 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
16235 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
16236 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
16237 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
16239 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
16240 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
16241 and CASE_CONST_ANY.
16243 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
16245 * config/nvptx/nvptx.md (sincossf3): New pattern.
16247 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16249 * calls.c (maybe_complain_about_tail_call): New function.
16250 (initialize_argument_information): Call
16251 maybe_complain_about_tail_call when clearing *may_tailcall.
16252 (can_implement_as_sibling_call_p): Call
16253 maybe_complain_about_tail_call when returning false.
16254 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
16255 ensure try_tail_call is set. Call maybe_complain_about_tail_call
16256 if tail-call optimization fails.
16257 * cfgexpand.c (expand_call_stmt): Initialize
16258 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
16259 * gimple-pretty-print.c (dump_gimple_call): Dump
16260 gimple_call_must_tail_p.
16261 * gimple.c (gimple_build_call_from_tree): Call
16262 gimple_call_set_must_tail with the value of
16263 CALL_EXPR_MUST_TAIL_CALL.
16264 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
16265 (gimple_call_set_must_tail): New function.
16266 (gimple_call_must_tail_p): New function.
16267 * print-tree.c (print_node): Update printing of TREE_STATIC
16268 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
16269 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
16270 trailing comment listing applicable flags.
16271 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
16273 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16275 * calls.c (expand_call): Move "Rest of purposes for tail call
16276 optimizations to fail" to...
16277 (can_implement_as_sibling_call_p): ...this new function, and
16278 split into multiple "if" statements.
16280 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16282 * cfgloop.h (expected_loop_iterations_unbounded,
16283 expected_loop_iterations): Unconstify.
16284 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
16285 profile with known upper bound; return 3 when profile is absent.
16286 (expected_loop_iterations): Update.
16288 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16290 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
16291 and get_max_loop_iterations_int.
16293 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16295 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
16296 realistic upper bounds here.
16298 2016-05-20 Jakub Jelinek <jakub@redhat.com>
16301 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
16302 calls if the LHS is variable length or has addressable type.
16303 If targets[0]->decl is a noreturn call with void return type and
16304 zero arguments, adjust fntype and remove lhs in that case.
16306 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
16308 PR tree-optimization/71079
16309 PR tree-optimization/71206
16310 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
16312 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16314 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
16315 (get_vec_alignment_for_array_decl): Likewise.
16316 (get_vec_alignment_for_record_decl): Likewise.
16317 (increase_alignment::execute): Move code to find alignment to
16318 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
16319 (type_align_map): New hash_map.
16321 2016-05-20 Richard Guenther <rguenther@suse.de>
16323 PR tree-optimization/29756
16324 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
16325 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
16326 * fold-const.c (operand_equal_p): Likewise.
16327 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
16328 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
16329 * tree-inline.c (estimate_operator_cost): Likewise.
16330 * tree-pretty-print.c (dump_generic_node): Likewise.
16331 * tree-ssa-operands.c (get_expr_operands): Likewise.
16332 * cfgexpand.c (expand_debug_expr): Likewise.
16333 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
16334 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
16335 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
16336 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
16337 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
16338 (execute_update_addresses_taken): Do it.
16340 2016-05-20 Richard Biener <rguenther@suse.de>
16342 PR tree-optimization/71185
16343 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
16344 register operations.
16346 2016-05-20 Richard Biener <rguenther@suse.de>
16348 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
16349 gimple_seq_add_seq_without_update.
16350 (release_bb_predicate): Assert we have no operands to free.
16351 (if_convertible_loop_p_1): Calculate post dominators later.
16352 Do not free BB predicates here.
16353 (combine_blocks): Do not recompute BB predicates.
16354 (version_loop_for_if_conversion): Save BB predicates around
16357 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16359 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
16360 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
16361 code. Ignore sibcalls on EDGE_IGNORE edges.
16362 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
16363 on edges for sibcalls that run without prologue. The rest of the
16364 function is combined from...
16365 (fix_fake_fallthrough_edge): ... this, and ...
16366 (try_shrink_wrapping): ... a part of this. Remove the bb_with
16367 function argument, make it a local variable.
16369 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
16371 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
16372 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
16373 for 32-bit mode and SEH for 64-bit.
16374 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
16375 TARGET_64BIT_DEFAULT.
16377 2016-05-19 Ryan Burn <contact@rnburn.com>
16379 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
16380 * gengtype.c (open_base_files): Add cilk.h to ifiles.
16382 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
16384 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
16385 force pending loads from memory.
16387 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
16389 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
16390 (UNSPEC_DARN_32): New unspec constant.
16391 (UNSPEC_DARN_RAW): New unspec constant.
16392 (darn_32): New instruction.
16393 (darn_raw): New instruction.
16394 (darn): New instruction.
16395 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
16396 support and documentation for this macro.
16397 (BU_P9_MISC_1): New macro definition.
16398 (BU_P9_64BIT_MISC_0): New macro definition.
16399 (BU_P9_MISC_0): New macro definition.
16400 (darn_32): New builtin definition.
16401 (darn_raw): New builtin definition.
16402 (darn): New builtin definition.
16403 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
16404 RS6000_BUILTIN_0 directives to surround each occurrence of
16405 #include "rs6000-builtin.def".
16406 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
16407 RS6000_BTM_64BIT flags to the returned mask, depending on
16409 (def_builtin): Correct an error in the assignments made to the
16410 debugging variable attr_string.
16411 (rs6000_expand_builtin): Add support for no-operand built-in
16413 (builtin_function_type): Remove fatal_error assertion that is no
16415 (rs6000_common_init_builtins): Add support for no-operand built-in
16417 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
16419 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
16421 (RS6000_BTM_64BIT): New macro definition.
16422 * doc/extend.texi: Document __builtin_darn (void),
16423 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
16426 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
16428 * tree-vect-loop.c (vect_analyze_loop_2): Use also
16429 max_loop_iterations_int.
16431 2016-05-19 Marek Polacek <polacek@redhat.com>
16433 PR tree-optimization/71031
16434 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
16435 condition and adjust the code a bit.
16437 2016-05-19 Martin Liska <mliska@suse.cz>
16439 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
16440 auto_vec instead of vec.
16442 2016-05-19 Martin Liska <mliska@suse.cz>
16444 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
16446 2016-05-19 Martin Liska <mliska@suse.cz>
16448 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
16450 2016-05-19 Martin Liska <mliska@suse.cz>
16452 * ipa-pure-const.c (set_function_state): Remove an existing
16454 (remove_node_data): Do not free it as it's released
16455 in set_function_state.
16457 2016-05-19 Martin Liska <mliska@suse.cz>
16459 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
16462 2016-05-19 Martin Liska <mliska@suse.cz>
16464 * omp-simd-clone.c (simd_clone_adjust): Release vector.
16466 2016-05-19 Martin Liska <mliska@suse.cz>
16468 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
16469 an auto_vec instead of re-creating it.
16471 2016-05-19 Martin Liska <mliska@suse.cz>
16473 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
16474 auto_vec instead of vec.
16476 2016-05-19 Martin Liska <mliska@suse.cz>
16478 * lto-section-in.c (lto_get_section_data): Call
16479 lto_check_version with additional argument.
16480 * lto-streamer.c (lto_check_version): Add new argument.
16481 * lto-streamer.h (lto_check_version): Likewise.
16483 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16485 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
16486 Don't add cost of inner memory when handling sign-extended loads.
16488 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
16490 PR rtl-optimization/71148
16491 * cse.c (cse_main): Free dominance info.
16492 (rest_of_handle_cse): Don't free dominance info.
16493 (rest_of_handle_cse2): Likewise.
16494 (rest_of_handle_cse_after_global_opts): Likewise.
16496 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16499 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
16500 NULL_TREE early if NEON is not available. Remove now redundant check
16501 in ARM_CHECK_BUILTIN_MODE.
16503 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
16506 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
16507 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
16508 * doc/cpp.texi: Document new macros.
16510 2016-05-19 Bin Cheng <bin.cheng@arm.com>
16512 PR tree-optimization/69848
16513 * tree-vect-loop.c (vectorizable_reduction): Don't factor
16514 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
16516 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16518 * function.c (thread_prologue_and_epilogue_insn): Move the
16519 "goto epilogue_done" one block later.
16521 2016-05-19 Richard Biener <rguenther@suse.de>
16523 PR tree-optimization/70729
16524 * passes.def: Move LIM pass before PRE. Remove no longer
16525 required copyprop and move first DCE out of the loop pipeline.
16527 2016-05-18 David Malcolm <dmalcolm@redhat.com>
16530 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
16531 (OBJS-libcommon-target): ...here.
16532 * opts-common.c: Include spellcheck.h.
16533 (cmdline_handle_error): Build a vec of valid options and use it
16534 to suggest provide hints for misspelled arguments.
16536 2016-05-18 Jakub Jelinek <jakub@redhat.com>
16539 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
16540 lhs if it has TREE_ADDRESSABLE type.
16542 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
16545 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
16546 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
16548 2016-05-18 Martin Jambor <mjambor@suse.cz>
16551 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
16552 input for NOP_EXPR pass-through functions.
16553 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
16554 aggregate global constant VAR_DECLs in constant jump functions.
16556 2016-05-18 Martin Jambor <mjambor@suse.cz>
16559 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
16560 from TREE_READONLY parameters.
16562 2016-05-18 Martin Jambor <mjambor@suse.cz>
16565 * cgraph.h (cgraph_indirect_call_info): New field
16566 guaranteed_unmodified.
16567 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
16568 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
16570 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
16571 pass the parameter value to ipa_find_agg_cst_for_param.
16572 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
16573 guaranteed_unmodified, store AA results there instead of bailing out
16575 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
16576 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
16577 (find_constructor_constant_at_offset): New function.
16578 (ipa_find_agg_cst_from_init): Likewise.
16579 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
16580 static initializers of contants, report back through a new paameter
16581 from_global_constant if that was the case.
16582 (try_make_edge_direct_simple_call): Also pass parameter value to
16583 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
16585 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
16586 (ipa_read_indirect_edge_info): Likewise.
16587 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
16588 (ipa_load_from_parm_agg): Likewise.
16590 2016-05-18 Jiong Wang <jiong.wang@arm.com>
16592 PR rtl-optimization/71150
16593 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
16596 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16599 * config/rs6000/constraints.md (wE constraint): New constraint
16600 for a vector constant that can be loaded with XXSPLTIB.
16601 (wM constraint): New constraint for a vector constant of a 1's.
16602 (wS constraint): New constraint for a vector constant that can be
16603 loaded with XXSPLTIB and a vector sign extend instruction.
16604 * config/rs6000/predicates.md (xxspltib_constant_split): New
16605 predicates for wE/wS constraints.
16606 (xxspltib_constant_nosplit): Likewise.
16607 (easy_vector_constant): Add support for constants that can be
16608 loaded via XXSPLTIB.
16609 (all_ones_constant): New predicate for vector constant with all
16611 (splat_input_operand): Add support for ISA 3.0 word splat operations.
16612 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
16613 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
16614 instruction and possibly with a sign extension.
16615 (output_vec_const_move): Add support for XXSPLTIB. If we are
16616 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
16617 instead of XXLXOR/XXLORC.
16618 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
16620 (rs6000_legitimize_reload_address): Likewise.
16621 (rs6000_output_move_128bit): Use output_vec_const_move to emit
16623 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
16624 combine VSX_M and VSX_M2 into one iterator.
16625 (VSX_M2): Likewise.
16626 (VSINT_84): New iterators for loading constants with XXSPLTIB.
16627 (VSINT_842): Likewise.
16628 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
16629 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
16630 XXSPLTIB instruction.
16631 (xxspltib_<mode>_nosplit): Likewise.
16632 (xxspltib_<mode>_split): New insn to load up constants with
16633 XXSPLTIB and a sign extend instruction.
16634 (vsx_mov<mode>): Replace single move that handled all vector types
16635 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
16636 moves (when -mvsx-timode is in effect) into the main vector
16637 moves. Eliminate separate moves for <VSr> <VSa>, where the
16638 preferred register class (<VSr>) is listed first, and the
16639 secondary register class (<VSa>) is listed second with a '?' to
16640 discourage use. Prefer loading 0/-1 in any VSX register for ISA
16641 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
16642 that if the register was involved in a slow operation, the
16643 clear/set operation does not wait for the slow operation to
16644 finish. Adjust the length attributes for 32-bit mode. Use
16645 rs6000_output_move_128bit and drop the use of the string
16646 instructions for 32-bit movti when -mvsx-timode is in effect. Use
16647 spacing so that the alternatives and attributes don't generate
16648 long lines, and put things in columns, so that it is easier to
16649 match up the operands and attributes with the insn alternatives.
16650 (vsx_mov<mode>_64bit): Likewise.
16651 (vsx_mov<mode>_32bit): Likewise.
16652 (vsx_movti_64bit): Fold movti into normal vector moves.
16653 (vsx_movti_32bit): Likewise.
16654 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
16655 splat instructions.
16656 (vsx_splat_v4si_internal): Likewise.
16657 (vsx_splat_v4sf_internal): Likewise.
16658 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
16659 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
16660 extend vector elements.
16661 (vsx_sign_extend_hi_<mode>): Likewise.
16662 (vsx_sign_extend_si_v2di): Likewise.
16663 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
16665 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
16666 constraints. Add trailing period to wL documentation.
16668 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
16670 PR middle-end/71020
16671 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
16672 * tree-dfa.c (replace_abnormal_ssa_names): New function.
16673 * tree-call-cdce.c: Include tree-dfa.h.
16674 (can_guard_call_p): New function, extracted from...
16675 (can_use_internal_fn): ...here.
16676 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
16678 (shrink_wrap_one_built_in_call): Likewise.
16679 (use_internal_fn): Likewise.
16680 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
16681 and return void. Call replace_abnormal_ssa_names.
16682 (pass_call_cdce::execute): Check can_guard_call_p during the
16683 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
16684 will always change something.
16686 2016-05-18 Martin Jambor <mjambor@suse.cz>
16689 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
16690 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
16692 2016-05-18 Martin Jambor <mjambor@suse.cz>
16695 * ipa-inline.h (condition): New field size.
16696 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
16697 for comaprison and store it into the new condition.
16698 (evaluate_conditions_for_known_args): Use condition size to check
16699 access sizes for all but CHANGED conditions.
16700 (unmodified_parm_1): New parameter size_p, store access size into it.
16701 (unmodified_parm): Likewise.
16702 (unmodified_parm_or_parm_agg_item): Likewise.
16703 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
16704 (set_cond_stmt_execution_predicate): Extract access sizes and store
16705 them to conditions.
16706 (set_switch_stmt_execution_predicate): Likewise.
16707 (will_be_nonconstant_expr_predicate): Likewise.
16708 (will_be_nonconstant_predicate): Likewise.
16709 (inline_read_section): Stream condition size.
16710 (inline_write_summary): Likewise.
16712 2016-05-18 Richard Biener <rguenther@suse.de>
16714 * tree-ssa-loop-im.c (determine_max_movement): Properly add
16715 condition cost to PHI cost instead of total_cost.
16717 2016-05-18 Martin Liska <mliska@suse.cz>
16720 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
16723 2016-05-18 Richard Biener <rguenther@suse.de>
16725 * lto-streamer.h (LTO_major_version): Bump to 6.
16727 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
16729 * function.c (make_split_prologue_seq, make_prologue_seq,
16730 make_epilogue_seq): New functions, factored out from...
16731 (thread_prologue_and_epilogue_insns): Here.
16733 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
16735 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
16736 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
16737 of before. Add a comment.
16739 2016-05-18 Bin Cheng <bin.cheng@arm.com>
16741 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
16742 expression pointer, not pointer to the pointer.
16744 2016-05-18 Jakub Jelinek <jakub@redhat.com>
16746 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
16747 (avx2_pbroadcast<mode>): Add another alternative with v instead
16748 of x constraints in it, using <pbroadcast_evex_isa> isa.
16749 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
16751 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
16752 constraint x instead of v in second alternative, add avx512bw
16755 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
16756 constraint x instead of v in second alternative, add avx512bw
16759 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
16760 constraint x instead of v in second alternative, add avx512bw
16763 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
16764 avx512bw alternative.
16766 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
16768 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
16769 array to 128 chars.
16770 (define_insn "*andnottf3"): Ditto.
16771 (define_insn "*<code><mode>3"/any_logic): Ditto.
16772 (define_insn "*<code>tf3"/any_logic): Ditto.
16773 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
16774 operand to block AVX-512VL insn variant emit when it is not enabled.
16776 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
16778 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
16779 constraint fot SF mode.
16781 2016-05-18 Petr Murzin <petr.murzin@intel.com>
16782 Kirill Yukhin <kirill.yukhin@intel.com>
16784 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
16786 (define_insn "rsqrt14<mode>"): Ditto.
16787 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
16788 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
16789 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
16790 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
16791 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
16793 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
16794 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
16795 * config/i386/i386.c (ix86_print_operand): Expand check for size
16796 override codes for Intel syntax.
16798 2016-05-18 Richard Biener <rguenther@suse.de>
16800 PR tree-optimization/71168
16801 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
16802 initialization earlier.
16804 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
16806 * config/aarch64/aarch64-simd.md
16807 (aarch64_reduc_plus_internal<mode>): Rename to...
16808 (reduc_plus_scal): ...This, and remove previous implementation.
16810 2016-05-18 Richard Biener <rguenther@suse.de>
16812 * passes.def: Put late dse and cd_dce in canonical order.
16814 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
16816 * ipa-inline-transform.c (preserve_function_body_p): Look for
16817 first non-thunk clone.
16818 (save_function_body): Save into first non-thunk.
16819 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
16821 (lto_output_node): Inline thunks don't need body in every
16823 * lto-streamer-in.c: Do not fixup thunk clones.
16824 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
16826 * tree-inline.c (copy_bb): Be prepared for target node to be new after
16829 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16831 PR middle-end/63586
16832 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
16833 (reassociate_bb): Call transform_add_to_multiply.
16835 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16837 * config/aarch64/aarch64.c (all_extensions): Removed unused
16840 2016-05-17 Nathan Sidwell <nathan@acm.org>
16842 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
16843 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
16845 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
16847 PR tree-optimization/54579
16848 PR middle-end/55299
16849 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
16851 2016-05-17 Marek Polacek <polacek@redhat.com>
16854 * tree-inline.c (expand_call_inline): Call
16855 maybe_remove_unused_call_args.
16857 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
16859 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
16860 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
16861 * doc/md.texi (fmin@var{m}3): Likewise.
16863 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16865 * match.pd (X & C): New transformation.
16867 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16869 * match.pd (~X & Y): New transformation.
16871 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16873 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
16874 information for new SSA_NAME.
16875 (simplify_conversion_using_ranges): Get range through get_range_info
16876 instead of get_value_range.
16878 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16880 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
16881 Remove inline assembly.
16882 (vmvn_s16): Likewise.
16883 (vmvn_s32): Likewise.
16884 (vmvn_u8): Likewise.
16885 (vmvn_u16): Likewise.
16886 (vmvn_u32): Likewise.
16887 (vmvnq_s8): Likewise.
16888 (vmvnq_s16): Likewise.
16889 (vmvnq_s32): Likewise.
16890 (vmvnq_u8): Likewise.
16891 (vmvnq_u16): Likewise.
16892 (vmvnq_u32): Likewise.
16893 (vmvn_p8): Likewise.
16894 (vmvnq_p16): Likewise.
16896 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16898 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
16900 (vmul_n_s16): Likewise.
16901 (vmul_n_s32): Likewise.
16902 (vmul_n_u16): Likewise.
16903 (vmul_n_u32): Likewise.
16904 (vmulq_n_f32): Likewise.
16905 (vmulq_n_f64): Likewise.
16906 (vmulq_n_s16): Likewise.
16907 (vmulq_n_s32): Likewise.
16908 (vmulq_n_u16): Likewise.
16909 (vmulq_n_u32): Likewise.
16911 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16913 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
16914 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
16916 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16918 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
16919 to *aarch64_fma4_elt_from_dup<mode>.
16920 (*aarch64_fnma4_elt_to_128df): Rename to
16921 *aarch64_fnma4_elt_from_dup<mode>.
16922 * config/aarch64/arm_neon.h (vfma_n_f64): New.
16923 (vfms_n_f32): Likewise.
16924 (vfms_n_f64): Likewise.
16925 (vfmsq_n_f32): Likewise.
16926 (vfmsq_n_f64): Likewise.
16928 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
16930 * wide-int.h: Change fixed_wide_int_storage from class to struct.
16932 2016-05-17 Richard Biener <rguenther@suse.de>
16934 PR tree-optimization/71132
16935 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
16936 Only add control dependences for blocks in the loop.
16937 (build_rdg): Adjust.
16938 (generate_code_for_partition): Return whether loop should
16939 be destroyed and delay that.
16940 (distribute_loop): Likewise.
16941 (pass_loop_distribution::execute): Record loops to be destroyed
16942 and perform delayed destroying of loops.
16944 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16947 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
16949 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16951 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
16953 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
16956 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
16957 insertion point for instructions generated by validize_mem.
16959 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16961 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
16964 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16966 * config/aarch64/aarch64.c
16967 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
16968 rather than a macro.
16970 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16972 * doc/invoke.texi (AArch64 Options): Various updates.
16974 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16976 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
16977 into instrumentation thunks.
16978 * cif-code.def (CIF_CHKP): New.
16980 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
16982 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
16984 2016-05-16 Martin Jambor <mjambor@suse.cz>
16986 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
16987 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
16989 2016-05-16 Marek Polacek <polacek@redhat.com>
16991 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
16994 2016-05-16 Martin Jambor <mjambor@suse.cz>
16997 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
16998 the outlined kernel function.
17000 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
17002 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
17003 (ISA_HAS_DLSA): Ditto.
17005 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
17007 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
17009 2016-05-16 Nathan Sidwell <nathan@acm.org>
17011 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
17012 (nvptx_name_replacement): Restore. Add comment.
17013 (write_fn_proto, write_fn_proto_from_insn,
17014 nvptx_output_call_insn): Restore
17015 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
17017 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
17019 * config/aarch64/aarch64.md
17020 (add<mode>3_compareC_cconly_imm): Remove use of %w.
17021 (add<mode>3_compareC_imm): Likewise.
17022 (<optab>si3_uxtw): Split into register and immediate variants.
17023 (andsi3_compare0_uxtw): Likewise.
17024 (and<mode>3_compare0): Likewise.
17025 (and<mode>3nr_compare0): Likewise.
17026 (stack_protect_test_<mode>): Don't use %x for memory operands.
17028 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
17030 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
17032 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
17034 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
17035 Split integer shifts into shift_reg and bfm.
17036 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
17037 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
17038 (ror<mode>3_insn): Likewise.
17039 (<optab>si3_insn_uxtw): Likewise.
17040 (<optab><mode>3_insn): Change to rotate_imm.
17041 (extr<mode>5_insn_alt): Likewise.
17042 (extrsi5_insn_uxtw): Likewise.
17043 (extrsi5_insn_uxtw_alt): Likewise.
17045 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
17047 * doc/tm.texi: Regenerate.
17048 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
17049 (TARGET_INVALID_RETURN_TYPE): Remove.
17050 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
17051 TARGET_INVALID_RETURN_TYPE.
17052 * target.def (invalid_parameter_type): Remove.
17053 (invalid_return_type): Remove.
17055 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17057 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
17058 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
17060 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
17062 (preserve_function_body_p): No need to preserve function body
17063 * cif-codes.def (CIF_THUNK): Remove.
17064 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
17066 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17068 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
17070 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17072 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
17075 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17077 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
17078 (inline_small_functions): Do not look for function symbol when
17081 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17083 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
17086 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
17087 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17088 Jiong Wang <jiong.wang@arm.com>
17090 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
17091 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
17092 Define __ARM_FP16_ARGS when appropriate.
17093 * config/arm/arm.c (arm_invalid_parameter_type): Remove
17095 (arm_invalid_return_type): Likewise.
17096 (TARGET_INVALID_PARAMETER_TYPE): Remove.
17097 (TARGET_INVALID_RETURN_TYPE): Remove.
17098 (aapcs_vfp_sub_candidate): Allow HFmode.
17099 (aapcs_vfp_allocate): Add comment. Support HFmode.
17100 (aapcs_vfp_allocate_return_reg): Likewise.
17101 (struct aapcs_cp_arg_layout): Slightly reword comments for
17102 is_return_candidate and allocate_return_reg.
17103 (output_mov_vfp): Update assert.
17104 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
17106 (arm_invalid_parameter_type): Remove.
17107 (amr_invalid_return_type): Remove.
17108 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
17109 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
17110 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
17112 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
17114 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
17115 * config/aarch64/arch64-protos.h
17116 (aarch64_legitimize_reload_address): Remove.
17117 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
17120 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
17122 * configure.ac: Add ACX_NONCANONICAL_HOST.
17123 * configure: Regenerate.
17124 * Makefile.in: Set host_noncanonical.
17126 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
17129 * config/i386/i386.md (*movtf_internal): Before register allocation,
17130 do not allow FP constants for CM_MEDIUM memory model, allow only
17131 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
17132 (*movxf_internal): Ditto.
17133 (*movdf_internal): Ditto.
17134 (*movsf_internal): Ditto.
17136 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
17138 PR rtl-optimization/67483
17139 * combine.c (make_compound_operation): Don't call extract_left_shift
17140 with negative shift amounts.
17142 2016-05-13 Jakub Jelinek <jakub@redhat.com>
17145 * fold-const.c (fold_checksum_tree): Allow modification
17146 of TYPE_ALIAS_SET during folding.
17148 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
17149 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
17150 (ix86_split_to_parts): Likewise. Fix up formatting.
17152 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
17154 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
17155 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
17158 2016-05-13 Nathan Sidwell <nathan@acm.org>
17160 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
17161 (nvptx_name_replacement): Delete.
17162 (write_fn_proto, write_fn_proto_from_insn,
17163 nvptx_output_call_insn): Remove nvptx_name_replacement call.
17164 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
17165 * langhooks.c (add_builtin_funcction_common): Call
17166 targetm.mangle_decl_assembler_name.
17168 * config/nvptx/nvptx.c (write_fn_proto): Handle
17169 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
17171 2016-05-13 Martin Liska <mliska@suse.cz>
17173 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
17174 and PRIu64 in printf format.
17176 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17178 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
17181 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17183 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
17184 Change --param max-completely-peeled-times to
17185 --param max-completely-peel-times in dump file printing.
17187 2016-05-13 Richard Biener <rguenther@suse.de>
17189 PR tree-optimization/42587
17190 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
17191 (find_bswap_or_nop_1): Likewise.
17192 (bswap_replace): Likewise.
17194 2016-05-13 Martin Liska <mliska@suse.cz>
17196 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
17197 Initialize a variable with default value.
17199 2016-05-13 Martin Liska <mliska@suse.cz>
17201 * doc/invoke.texi: Enhance explanation of error recovery
17204 2016-05-13 Martin Liska <mliska@suse.cz>
17206 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
17207 (struct cost_pair): Change inv_expr_id (int) to inv_expr
17208 (iv_inv_expr_ent *).
17209 (struct iv_inv_expr_ent): Comment struct fields.
17210 (sort_iv_inv_expr_ent): New function.
17211 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
17212 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
17213 a hash_map between iv_inv_expr_ent and number of usages.
17214 (niter_for_exit): Fix coding style.
17215 (tree_ssa_iv_optimize_init): Use renamed variable.
17216 (determine_base_object): Fix coding style.
17217 (alloc_iv): Likewise.
17218 (find_interesting_uses_outside): Likewise.
17219 (add_candidate_1): Likewise.
17220 (add_standard_iv_candidates): Likewise.
17221 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
17222 (prepare_decl_rtl): Fix coding style.
17223 (get_address_cost): Likewise.
17224 (get_shiftadd_cost): Likewise.
17225 (force_expr_to_var_cost): Likewise.
17226 (compare_aff_trees): Likewise.
17227 (get_expr_id): Restructure the function.
17228 (get_loop_invariant_expr_id): Renamed to
17229 get_loop_invariant_expr.
17230 (get_computation_cost_at): Replace usage of inv_expr_id with
17232 (get_computation_cost): Likewise.
17233 (determine_group_iv_cost_generic): Likewise.
17234 (determine_group_iv_cost_address): Likewise.
17235 (iv_period): Fix coding style.
17236 (iv_elimination_compare_lt): Likewise.
17237 (may_eliminate_iv): Likewise.
17238 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
17240 (determine_group_iv_costs): Dump invariant expressions.
17241 (iv_ca_recount_cost): Use the newly added hash_map.
17242 (iv_ca_set_remove_invariants): Fix coding style.
17243 (iv_ca_set_add_invariants): Fix coding style.
17244 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
17246 (iv_ca_set_cp): Likewise.
17247 (iv_ca_new): Initialize the newly added hash_map and remove
17248 initialization of fields.
17249 (iv_ca_free): Delete the hash_map.
17250 (iv_ca_dump): Dump invariant expressions.
17251 (iv_ca_extend): Fix coding style.
17252 (try_add_cand_for): Likewise.
17253 (create_new_ivs): Dump information about # of avg iterations and
17254 # of used invariant expressions.
17255 (rewrite_use_compare): Fix coding style.
17256 (free_loop_data): Set default value for max_inv_expr_id.
17258 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
17260 * cse.c (rest_of_handle_cse): Use cleanup_cfg
17261 returned value cse_cfg_altered computation.
17262 (rest_of_handle_cse2): Likewise.
17263 (rest_of_handle_cse_after_global_opts): Likewise.
17265 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17268 * config/arm/arm.c (arm32_output_mi_thunk): New.
17269 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
17270 to split Thumb1 vs TARGET_32BIT functionality.
17271 (arm_thumb1_mi_thunk): New.
17273 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17275 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
17278 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17281 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
17283 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
17285 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
17286 (expand_builtin_trap): Emit a regular call.
17287 (set_builtin_user_assembler_name): Remove obsolete cases.
17288 * dse.c (scan_insn): Adjust.
17289 * except.c: Include calls.h.
17290 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
17291 emit a regular call to setjmp.
17292 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
17293 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
17294 (emit_block_move_via_libcall): Delete.
17295 (block_move_fn): Delete.
17296 (init_block_move_fn): Likewise.
17297 (emit_block_move_libcall_fn): Likewise.
17298 (emit_block_op_via_libcall): New function.
17299 (set_storage_via_libcall): Tidy up and use memset builtin.
17300 (block_clear_fn): Delete.
17301 (init_block_clear_fn): Likewise.
17302 (clear_storage_libcall_fn): Likewise.
17303 (expand_assignment): Call emit_block_move_via_libcall.
17304 Do not include gt-expr.h.
17305 * expr.h (emit_block_op_via_libcall): Declare.
17306 (emit_block_copy_via_libcall): New inline function.
17307 (emit_block_move_via_libcall): Likewise.
17308 (emit_block_comp_via_libcall): Likewise.
17309 (block_clear_fn): Delete.
17310 (init_block_move_fn): Likewise.
17311 (init_block_clear_fn): Likewise.
17312 (emit_block_move_via_libcall): Likewise.
17313 (set_storage_via_libcall): Add default parameter value.
17314 * libfuncs.h (enum libfunc_index): Remove obsolete values.
17315 (abort_libfunc): Delete.
17316 (memcpy_libfunc): Likewise.
17317 (memmove_libfunc): Likewise.
17318 (memcmp_libfunc): Likewise.
17319 (memset_libfunc): Likewise.
17320 (setbits_libfunc): Likewise.
17321 (setjmp_libfunc): Likewise.
17322 (longjmp_libfunc): Likewise.
17323 (profile_function_entry_libfunc): Likewise.
17324 (profile_function_exit_libfunc): Likewise.
17325 (gcov_flush_libfunc): Likewise.
17326 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
17327 and DECL_VISIBILITY on the declaration.
17328 (init_optabs): Do not initialize obsolete libfuncs.
17329 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
17330 * tree-core.h (ECF_RET1): Define.
17331 (ECF_TM_PURE): Adjust.
17332 (ECF_TM_BUILTIN): Likewise.
17333 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
17334 (build_common_builtin_nodes): Initialize abort builtin.
17335 Add ECF_RET1 on memcpy, memmove and memset builtins.
17336 Pass final flags for alloca and alloca_with_align builtins.
17337 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
17339 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
17340 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
17341 set_storage_via_libcall and call emit_block_copy_via_libcall.
17343 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
17345 * config/i386/i386.md (*call_got_x32): Change operand 0 to
17346 DImode before it is passed to ix86_output_call_operand.
17347 (*call_value_got_x32): Ditto for operand 1.
17349 2016-05-12 Jiong Wang <jiong.wang@arm.com>
17351 PR rtl-optimization/70904
17352 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
17353 reload for wide mode.
17355 2016-05-12 Marek Polacek <polacek@redhat.com>
17358 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
17359 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
17360 * langhooks.h (incomplete_type_error): Likewise.
17361 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
17362 parameter, pass it down to incomplete_type_error.
17363 * tree.h (size_in_bytes): New inline overload.
17364 (size_in_bytes_loc): Renamed from size_in_bytes.
17366 2016-05-12 Richard Biener <rguenther@suse.de>
17368 PR tree-optimization/71059
17369 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
17370 nary before looking up or entering the expression into the VN
17372 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
17373 Make sure to re-use NARYs without result as inserted by
17376 2016-05-12 Richard Biener <rguenther@suse.de>
17378 PR tree-optimization/71062
17379 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
17381 * tree-ssa-structalias.c (set_uids_in_ptset): Set
17382 vars_contains_restrict if the var is a restrict tag.
17383 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
17384 do not disambiguate pointers against it.
17385 (dump_points_to_solution): Re-structure and adjust for new
17386 vars_contains_restrict flag.
17387 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
17389 2016-05-12 Martin Liska <mliska@suse.cz>
17391 * doc/invoke.texi: Explain connection between
17392 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
17394 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
17396 PR tree-optimization/71006
17397 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
17398 consider COND_EXPR as a mask producer.
17400 2016-05-12 Marek Polacek <polacek@redhat.com>
17403 * opts.c (common_handle_option): Detect missing argument for --help^.
17405 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17408 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
17409 when popping the PC and within an interrupt handler routine.
17410 Add missing tab to output of "ldmfd".
17411 (output_return_instruction): Output LDMFD with SP update rather
17412 than POP when returning from interrupt handler.
17414 2016-05-12 Jakub Jelinek <jakub@redhat.com>
17416 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
17417 TARGET_64BIT && TARGET_AVX512DQ.
17418 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
17419 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
17420 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
17421 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
17422 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
17423 (*vec_extractv4si_zext): Add avx512dq alternative.
17424 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
17425 use v instead of x constraint in other alternatives where possible.
17427 * config/i386/sse.md (sse2_loadld): Use v instead of x
17428 constraint in alternatives 0,1,4.
17430 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
17431 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
17432 v constraints instead of x and <pinsr_evex_isa> isa attribute.
17435 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
17436 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
17437 is not emitted unless TARGET_AVX512BW.
17438 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
17439 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
17440 for the result operand.
17442 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
17443 constraint instead of x in avx alternatives. Use maybe_evex instead
17446 * config/i386/constraints.md (Yv): New constraint.
17447 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
17448 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
17449 * config/i386/i386.md (avx512fvecmode): New mode attr.
17450 (*pushtf): Use v constraint instead of x.
17451 (*movtf_internal): Likewise. For TARGET_AVX512VL and
17452 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
17453 (*absneg<mode>2): Use Yv constraint instead of x constraint.
17454 (*absnegtf2_sse): Likewise.
17455 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
17456 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
17457 avx512f alternatives.
17458 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
17460 2016-05-12 Richard Biener <rguenther@suse.de>
17462 PR tree-optimization/71060
17463 * tree-data-ref.c (initialize_data_dependence_relation): Do not
17464 require exact match of DR_BASE_OBJECT but only matching address and
17467 2016-05-12 Richard Biener <rguenther@suse.de>
17469 PR tree-optimization/70986
17470 * cfganal.c: Include cfgloop.h.
17471 (dfs_find_deadend): Prefer to take edges exiting loops.
17473 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17475 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
17476 compile and run time.
17478 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
17481 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
17483 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
17485 * config/i386/i386.c (legitimize_pic_address): Use
17486 copy_to_suggested_reg instead of gen_movsi.
17488 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17490 * config/rs6000/predicates.md (quad_memory_operand): Move most of
17491 the code into quad_address_p and call it to share code with
17492 vsx_quad_dform_memory_operand.
17493 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
17495 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
17496 bit instead of being a separate word. Split -mpower9-dform into
17497 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
17498 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
17499 for the register class supporting 128-bit quad word memory offsets.
17500 (mode_supports_vsx_dform_quad): Helper function to return if the
17501 register class uses quad word memory offsets.
17502 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
17503 (rs6000_debug_reg_global): Always print if we are using LRA or not.
17504 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
17505 instructions are enabled, set up the appropriate addr_masks for
17507 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
17508 -mpower9-dform-scalar, instead of -mpower9-dform.
17509 (rs6000_option_override_internal): Split -mpower9-dform into two
17510 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
17511 -mpower9-dform switch sets or clears both. If we are not using
17512 the LRA register allocator, do not enable -mpower9-dform-vector by
17513 default. If we are using LRA, enable -mpower9-dform-vector and
17514 -mvsx-timode if it is appropriate. Issue a warning if either
17515 -mpower9-dform-vector or -mvsx-timode are explicitly used without
17517 (quad_address_offset_p): New helper function to return if the
17518 offset is legal for quad word memory instructions.
17519 (quad_address_p): New function to determin if GPR or vector
17520 register quad word memory addresses are legal.
17521 (mem_operand_gpr): Validate quad word address offsets.
17522 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
17523 d-form (register + offset) instructions.
17524 (offsettable_ok_by_alignment): Likewise.
17525 (rs6000_legitimate_offset_address_p): Likewise.
17526 (legitimate_lo_sum_address_p): Likewise.
17527 (rs6000_legitimize_address): Likewise.
17528 (rs6000_legitimize_reload_address): Add more debug statements for
17530 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
17531 d-form instructions.
17532 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
17533 d-form instructions. Distinguish different cases in debug
17534 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
17535 d-form instructions.
17536 (rs6000_preferred_reload_class): Likewise.
17537 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
17538 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
17539 of the ISA 2.06 indexed memory instructions.
17540 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
17541 use them to save/restore the saved vector registers instead of
17542 using Altivec instructions.
17543 (rs6000_emit_epilogue): Likewise.
17544 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
17545 (rs6000_opt_masks): Split -mpower9-dform into
17546 -mpower9-dform-scalar and -mpower9-dform-vector.
17547 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
17549 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
17550 ISA 3.0 vector indexed memory instructions, and fold the code into
17551 the normal mov<mode> patterns.
17552 (p9_vecstore_<mode>): Likewise.
17553 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
17555 (vsx_movti_64bit): Likewise.
17556 (vsx_movti_32bit): Likewise.
17557 * config/rs6000/constraints.md (wO constraint): New constraint for
17558 ISA 3.0 vector d-form support.
17559 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
17560 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
17561 include -mpower9-dform-vector until we switch over to LRA.
17562 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
17563 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
17564 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
17565 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17566 for -mpower9-dform and -mlra.
17567 * doc/md.texi (wO constraint): Document wO constraint.
17569 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
17571 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
17572 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
17573 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
17574 Move handling of non-insn arguments inline into the sole user:
17575 (output_trans_func): ...here.
17576 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
17577 in emitted function prototype.
17578 (output_internal_insn_latency_func): Ditto. Simplify.
17579 (output_internal_maximal_insn_latency_func): Ditto. Delete
17580 always-unused argument.
17581 (output_insn_latency_func): Ditto.
17582 (output_maximal_insn_latency_func): Ditto.
17584 2016-05-11 Richard Biener <rguenther@suse.de>
17586 PR tree-optimization/71055
17587 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
17588 sth with precision not equal to access size verify we don't chop
17591 2016-05-11 Richard Biener <rguenther@suse.de>
17594 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
17595 (dwarf2out_finish): Move retry_incomplete_types call ...
17596 (dwarf2out_early_finish): ... here.
17598 2016-05-11 Richard Biener <rguenther@suse.de>
17600 PR middle-end/71002
17601 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
17602 if the langhook insists on it.
17603 * fold-const.c (make_bit_field_ref): Add arg for the original
17604 reference and preserve its alias-set.
17605 (decode_field_reference): Take exp by reference and adjust it
17606 to the original memory reference.
17607 (optimize_bit_field_compare): Adjust callers.
17608 (fold_truth_andor_1): Likewise.
17609 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
17611 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
17613 PR middle-end/70807
17614 * cfgrtl.h (delete_insn_and_edges): Now return bool.
17615 * cfgrtl.c (delete_insn_and_edges): Likewise.
17616 * config/i386/i386.c (convert_scalars_to_vector): Remove
17618 * cse.c (cse_insn): Compute cse_cfg_altered.
17619 (delete_trivially_dead_insns): Likewise.
17620 (cse_cc_succs): Likewise.
17621 (rest_of_handle_cse): Free dominance info if required.
17622 (rest_of_handle_cse2): Likewise.
17623 (rest_of_handle_cse_after_global_opts): Likewise.
17625 2016-05-11 Alan Modra <amodra@gmail.com>
17627 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
17628 abi_v4_pass_in_fpr): New functions.
17629 (rs6000_function_arg_boundary): Exclude complex IBM long double
17630 from 64-bit alignment when ABI_V4.
17631 (rs6000_function_arg, rs6000_function_arg_advance_1,
17632 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
17634 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
17636 PR rtl-optimization/71028
17637 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
17638 jump with just a return in the fallthrough block if the branch
17639 block contains just a return as well.
17641 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
17643 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
17644 * match.pd ((X & Y) ^ Y): ... this.
17645 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
17646 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
17648 2016-05-10 David Malcolm <dmalcolm@redhat.com>
17650 * read-md.c (require_char_ws): New function.
17651 (read_string): Simplify using require_char_ws.
17652 (handle_constants): Likewise.
17653 (handle_enum): Likewise.
17654 (handle_file): Likewise.
17655 * read-md.h (require_char_ws): New declaration.
17656 * read-rtl.c (read_conditions): Simplify using require_char_ws.
17657 (read_mapping): Likewise.
17658 (read_rtx_code): Likewise.
17659 (read_nested_rtx): Likewise.
17661 2016-05-10 James Norris <jnorris@codesourcery.com>
17663 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
17664 if offloading is enabled and -fopenacc or -fopenmp is specified.
17665 (CRTOFFLOADEND): Likewise.
17666 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
17667 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
17669 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
17671 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
17672 gotoff_operand code paths. Use copy_to_suggested_regs and
17673 expand_simple_binop where appropriate. Cleanup.
17675 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17678 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
17680 (dimode_scalar_chain::vector_const_cost): New.
17681 (dimode_scalar_chain::compute_convert_gain): Handle constants.
17682 (dimode_scalar_chain::convert_op): Likewise.
17683 (dimode_scalar_chain::convert_insn): Likewise.
17685 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
17687 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
17688 unary operation, not a binary one.
17690 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17692 PR middle-end/70877
17693 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
17694 calls with type casted fndecl.
17696 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17698 PR tree-optimization/70786
17699 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
17700 * calls.c (initialize_argument_information): Bind bounds
17701 with corresponding args passed by reference.
17703 2016-05-10 Jakub Jelinek <jakub@redhat.com>
17706 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
17707 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
17708 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
17711 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17714 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
17715 code for a zero scale factor.
17716 (vsx_xvcvdpuxds_scale): Likewise.
17718 2016-05-10 David Malcolm <dmalcolm@redhat.com>
17720 * diagnostic-show-locus.c (layout::layout): Call show_ruler
17721 if show_ruler_p was set on the context.
17722 (layout::show_ruler): New method.
17723 * diagnostic.h (struct diagnostic_context): Add field
17726 2016-05-10 Richard Biener <rguenther@suse.de>
17728 PR tree-optimization/71039
17729 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
17730 (chk_uses): New function.
17731 (propagate_with_phi): Verify we can safely replicate the lhs of an
17732 aggregate assignment on all incoming edges.
17734 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
17736 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
17738 (rx_atomic_sequence): New class.
17739 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
17740 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
17742 (rx_atomic_sequence::rx_atomic_sequence,
17743 rx_atomic_sequence::~rx_atomic_sequence): New functions.
17744 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
17745 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
17746 CTRLREG_INTB): New constants.
17747 (FETCHOP): New code iterator.
17748 (fethcop_name, fetchop_name2): New iterator code attributes.
17749 (QIHI): New mode iterator.
17750 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
17751 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
17752 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
17754 2016-05-10 Martin Liska <mliska@suse.cz>
17756 * tree-inline.c (remap_dependence_clique): Do not remap
17757 debugging statements.
17759 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17761 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
17762 ("*fixuns_truncdfdi2_z13")
17763 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
17764 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
17765 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
17767 2016-05-10 Richard Biener <rguenther@suse.de>
17769 PR tree-optimization/70497
17770 PR tree-optimization/28367
17771 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
17773 (visit_reference_op_load): ... here.
17774 (vn_reference_lookup_3): Use it to handle subreg-like accesses
17775 with simplified BIT_FIELD_REFs.
17776 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
17777 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
17780 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
17782 * dwarf2out.c (add_abstract_origin_attribute): Adjust
17783 documentation comment. For BLOCK nodes, add a
17784 DW_AT_abstract_origin attribute that points to the DIE generated
17785 for the origin BLOCK.
17786 (gen_lexical_block_die): Call add_abstract_origin_attribute for
17787 blocks from inlined functions.
17789 2016-05-10 Alan Modra <amodra@gmail.com>
17792 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
17793 regrename modifying insns saving lr before __morestack call.
17794 * config/rs6000/rs6000.md (split_stack_return): Similarly for
17795 insns restoring lr after __morestack call.
17797 2016-05-09 Jakub Jelinek <jakub@redhat.com>
17799 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
17800 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
17802 * config/i386/sse.md (vec_interleave_high<mode>,
17803 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
17804 <avx512>_vpermt2var<mode>3_maskz): Likewise.
17806 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
17808 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
17809 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
17810 parallel reassociation for power8 and forward.
17812 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
17814 * config/i386/i386.md (absneg splitters with general regs): Use
17815 general_reg_operand predicate.
17816 (btsq peephole2): Use x86_64_immediate_operand to check if new
17817 value is suitable for immediate operand. Generate emitted insn
17818 using RTL expressions.
17819 (btcq peephole2): Ditto.
17820 (btrq peephole2): Ditto. Generate correct immediate operand
17823 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17825 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
17828 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17830 * tree-affine.c (wide_int_constant_multiple_p): Add missing
17831 pointer dereference.
17833 2016-05-09 Richard Biener <rguenther@suse.de>
17835 PR tree-optimization/70985
17836 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
17837 op0 isn't a gimple register.
17839 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
17841 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
17842 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
17843 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
17844 (i6400_fpu_mult): New cpu units.
17845 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
17846 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
17847 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
17848 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
17849 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
17850 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
17851 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
17852 (i6400_msa_long_float4, i6400_msa_long_float5)
17853 (i6400_msa_long_float8, i6400_msa_fdiv_df)
17854 (i6400_msa_fdiv_sf): New reservations.
17855 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
17856 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
17857 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
17858 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
17859 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
17860 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
17861 (msa_short_cmp, msa_short_float2, msa_short_logic3)
17862 (msa_short_store4, msa_long_load, msa_short_store)
17863 (msa_long_logic, msa_long_float2, msa_long_float4)
17864 (msa_long_float5, msa_long_float8, msa_long_mult)
17865 (msa_long_fdiv, msa_long_div): New reservations.
17867 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
17868 Sameera Deshpande <sameera.deshpande@imgtec.com>
17869 Matthew Fortune <matthew.fortune@imgtec.com>
17870 Graham Stott <graham.stott@imgtec.com>
17871 Chao-ying Fu <chao-ying.fu@imgtec.com>
17873 * config.gcc: Add MSA header file for mips*-*-* target.
17874 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
17875 (Ubv8i, Urv8): New constraints.
17876 * config/mips/mips-ftypes.def: Add function types for MSA
17878 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
17879 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
17880 * config/mips/mips-msa.md: New file.
17881 * config/mips/mips-protos.h
17882 (mips_split_128bit_const_insns): New prototype.
17883 (mips_msa_idiv_insns): Likewise.
17884 (mips_split_128bit_move): Likewise.
17885 (mips_split_128bit_move_p): Likewise.
17886 (mips_split_msa_copy_d): Likewise.
17887 (mips_split_msa_insert_d): Likewise.
17888 (mips_split_msa_fill_d): Likewise.
17889 (mips_expand_msa_branch): Likewise.
17890 (mips_const_vector_same_val_p): Likewise.
17891 (mips_const_vector_same_bytes_p): Likewise.
17892 (mips_const_vector_same_int_p): Likewise.
17893 (mips_const_vector_shuffle_set_p): Likewise.
17894 (mips_const_vector_bitimm_set_p): Likewise.
17895 (mips_const_vector_bitimm_clr_p): Likewise.
17896 (mips_msa_vec_parallel_const_half): Likewise.
17897 (mips_msa_output_division): Likewise.
17898 (mips_ldst_scaled_shift): Likewise.
17899 (mips_expand_vec_cond_expr): Likewise.
17900 * config/mips/mips.c (enum mips_builtin_type): Add
17901 MIPS_BUILTIN_MSA_TEST_BRANCH.
17902 (mips_gen_const_int_vector_shuffle): New prototype.
17903 (mips_const_vector_bitimm_set_p): New function.
17904 (mips_const_vector_bitimm_clr_p): Likewise.
17905 (mips_const_vector_same_val_p): Likewise.
17906 (mips_const_vector_same_bytes_p): Likewise.
17907 (mips_const_vector_same_int_p): Likewise.
17908 (mips_const_vector_shuffle_set_p): Likewise.
17909 (mips_symbol_insns): Forbid loading symbols via immediate for
17911 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
17913 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
17915 (mips_lx_address_p): Add support load indexed address for MSA.
17916 (mips_address_insns): Add calculation of instructions needed for
17917 stores and loads for MSA.
17918 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
17919 CONST_VECTOR for MSA and let it fall through.
17920 (mips_ldst_scaled_shift): New function.
17921 (mips_subword_at_byte): Likewise.
17922 (mips_msa_idiv_insns): Likewise.
17923 (mips_legitimize_move): Validate MSA moves.
17924 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
17925 calculation of costs for MSA division.
17926 (mips_split_move_p): Check if MSA moves need splitting.
17927 (mips_split_move): Split MSA moves if necessary.
17928 (mips_split_128bit_move_p): New function.
17929 (mips_split_128bit_move): Likewise.
17930 (mips_split_msa_copy_d): Likewise.
17931 (mips_split_msa_insert_d): Likewise.
17932 (mips_split_msa_fill_d): Likewise.
17933 (mips_output_move): Handle MSA moves.
17934 (mips_expand_msa_branch): New function.
17935 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
17936 Reinstate 'y' modifier.
17937 (mips_file_start): Add MSA .gnu_attribute.
17938 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
17940 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
17941 (mips_class_max_nregs): Add register size for MSA supported mode.
17942 (mips_cannot_change_mode_class): Allow conversion between MSA
17943 vector modes and TImode.
17944 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
17946 (mips_secondary_reload_class): Force MSA loads/stores via memory.
17947 (mips_preferred_simd_mode): Add preffered modes for MSA.
17948 (mips_vector_mode_supported_p): Add MSA supported modes.
17949 (mips_autovectorize_vector_sizes): New function.
17950 (mips_msa_output_division): Likewise.
17951 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
17952 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
17953 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
17954 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
17955 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
17956 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
17957 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
17958 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
17959 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
17960 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
17961 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
17962 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
17963 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
17964 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
17965 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
17966 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
17967 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
17968 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
17969 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
17970 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
17971 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
17972 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
17973 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
17974 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
17975 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
17976 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
17977 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
17978 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
17979 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
17980 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
17981 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
17982 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
17983 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
17984 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
17985 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
17986 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
17987 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
17988 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
17989 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
17990 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
17991 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
17992 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
17993 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
17994 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
17995 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
17996 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
17997 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
17998 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
17999 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
18000 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
18001 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
18002 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
18003 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
18004 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
18005 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
18006 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
18007 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
18008 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
18009 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
18010 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
18011 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
18012 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
18013 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
18014 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
18015 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
18016 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
18017 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
18018 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
18019 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
18020 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
18021 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
18022 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
18023 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
18024 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
18025 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
18026 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
18027 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
18028 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
18029 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
18030 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
18031 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
18032 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
18033 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
18034 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
18035 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
18036 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
18037 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
18038 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
18039 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
18040 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
18041 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
18042 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
18043 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
18044 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
18045 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
18046 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
18047 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
18048 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
18049 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
18050 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
18051 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
18052 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
18053 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
18054 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
18055 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
18056 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
18057 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
18058 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
18059 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
18060 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
18061 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
18062 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
18063 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
18064 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
18065 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
18066 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
18067 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
18068 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
18069 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
18070 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
18071 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
18072 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
18073 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
18074 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
18075 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
18076 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
18077 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
18078 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
18079 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
18080 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
18081 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
18082 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
18083 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
18084 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
18085 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
18086 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
18087 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
18088 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
18089 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
18090 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
18091 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
18092 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
18093 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
18094 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
18095 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
18096 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
18097 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
18098 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
18099 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
18100 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
18101 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
18103 (mips_get_builtin_decl_index): New array.
18104 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
18105 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
18106 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
18107 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
18108 (mips_init_builtins): Initialize mips_get_builtin_decl_index
18110 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
18112 (mips_expand_builtin_insn): Prepare operands for
18113 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
18114 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
18115 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
18116 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
18117 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
18118 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
18119 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
18120 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
18121 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
18122 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
18123 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
18124 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
18125 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
18126 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
18127 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
18128 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
18129 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
18130 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
18131 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
18132 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
18133 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
18134 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
18135 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
18136 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
18137 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
18138 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
18139 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
18140 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
18141 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
18142 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
18143 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
18144 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
18145 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
18146 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
18147 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
18148 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
18149 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
18150 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
18151 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
18152 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
18153 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
18154 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
18155 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
18156 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
18157 These are set implicitly and an error is reported if overridden.
18158 (mips_expand_builtin_msa_test_branch): New function.
18159 (mips_expand_msa_shuffle): Likewise.
18160 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
18161 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
18162 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
18163 (mips_expand_vec_unpack): Add support for MSA.
18164 (mips_expand_vector_init): Likewise.
18165 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
18166 instead of const0_rtx.
18167 (mips_msa_vec_parallel_const_half): New function.
18168 (mips_gen_const_int_vector): Likewise.
18169 (mips_gen_const_int_vector_shuffle): Likewise.
18170 (mips_expand_msa_cmp): Likewise.
18171 (mips_expand_vec_cond_expr): Likewise.
18172 * config/mips/mips.h
18173 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
18174 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
18176 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
18177 (ISA_HAS_MSA): New macro.
18178 (UNITS_PER_MSA_REG): Likewise.
18179 (BITS_PER_MSA_REG): Likewise.
18180 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
18181 (MSA_REG_FIRST): New macro.
18182 (MSA_REG_LAST): Likewise.
18183 (MSA_REG_NUM): Likewise.
18184 (MSA_REG_P): Likewise.
18185 (MSA_REG_RTX_P): Likewise.
18186 (MSA_SUPPORTED_MODE_P): Likewise.
18187 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
18188 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
18189 * config/mips/mips.md: Include mips-msa.md.
18190 (alu_type): Add simd_add.
18191 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
18192 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
18193 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
18194 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
18195 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
18196 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
18197 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
18198 simd_move, simd_load, simd_store. Choose "multi" for moves
18200 (qword_mode): New attribute.
18201 (insn_count): Add instruction count for quad moves.
18202 Increase the count for MIPS SIMD division.
18203 (UNITMODE): Add UNITMODEs for vector types.
18204 (addsub): New code iterator.
18205 * config/mips/mips.opt (mmsa): New option.
18206 * config/mips/msa.h: New file.
18207 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
18209 * config/mips/mti-linux.h: Likewise.
18210 * config/mips/predicates.md
18211 (const_msa_branch_operand): New constraint.
18212 (const_uimm3_operand): Likewise.
18213 (const_uimm4_operand): Likewise.
18214 (const_uimm5_operand): Likewise.
18215 (const_uimm8_operand): Likewise.
18216 (const_imm5_operand): Likewise.
18217 (aq10b_operand): Likewise.
18218 (aq10h_operand): Likewise.
18219 (aq10w_operand): Likewise.
18220 (aq10d_operand): Likewise.
18221 (const_m1_operand): Likewise.
18222 (reg_or_m1_operand): Likewise.
18223 (const_exp_2_operand): Likewise.
18224 (const_exp_4_operand): Likewise.
18225 (const_exp_8_operand): Likewise.
18226 (const_exp_16_operand): Likewise.
18227 (const_vector_same_val_operand): Likewise.
18228 (const_vector_same_simm5_operand): Likewise.
18229 (const_vector_same_uimm5_operand): Likewise.
18230 (const_vector_same_uimm6_operand): Likewise.
18231 (const_vector_same_uimm8_operand): Likewise.
18232 (par_const_vector_shf_set_operand): Likewise.
18233 (reg_or_vector_same_val_operand): Likewise.
18234 (reg_or_vector_same_simm5_operand): Likewise.
18235 (reg_or_vector_same_uimm6_operand): Likewise.
18236 * doc/extend.texi (MIPS SIMD Architecture Functions): New
18238 * doc/invoke.texi (-mmsa): Document new option.
18240 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18242 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
18243 * configure: Regenerate.
18244 * config.in: Regenerate.
18245 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
18246 on -fvtable-verify.
18247 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
18248 (ENDFILE_VTV_SPEC): Define.
18250 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
18252 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
18253 registers in all interrupt handlers if necessary.
18254 (rl78_option_override): Add warning.
18255 (MUST_SAVE_MDUC_REGISTERS): New macro.
18256 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
18257 * config/rl78/rl78.c (check_mduc_usage): New function.
18258 (mduc_regs): New structure to hold MDUC register data.
18259 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
18260 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
18261 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
18262 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
18263 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
18264 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
18266 2016-05-09 Bin Cheng <bin.cheng@arm.com>
18268 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
18269 (tree-ssa-loop-niter.h): Ditto.
18270 (idx_within_array_bound, ref_within_array_bound): New functions.
18271 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
18272 Factor out check on writable base object to ...
18273 (base_object_writable): ... here.
18275 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18277 * config/arm/arm.md (probe_stack): Add modes to set source
18280 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
18282 * regrename.c (base_reg_class_for_rename): New static function.
18283 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
18285 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
18287 * cgraph.c (thunk_adjust): Export.
18288 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
18289 * cgraphunit.c (thunk_adjust): Export.
18290 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
18292 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
18294 * tree-inline.c (expand_call_inline): Expand thunks inline.
18296 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
18299 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
18300 (*sse2_vd_cvtss2sd): Ditto.
18301 * config/i386/i386.md
18302 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
18303 Generate *sse2_vd_cvtsd2ss pattern.
18304 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
18305 Generate *sse2_vd_cvtss2sd pattern.
18307 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
18309 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
18310 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
18313 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
18315 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
18316 * config/sh/sh.c: Define and declare variables on first use throughout
18318 (current_function_interrupt): Change to bool type.
18319 (frame_insn): Rename to emit_frame_insn and update users.
18320 (push_regs): Use bool for 'interrupt_handler' argument.
18321 (save_schedule_s): Remove.
18322 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
18323 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
18324 targetm.asm_out.unaligned_op.di.
18325 (gen_far_branch): Remove redundant forward declaration.
18326 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
18327 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
18328 (sh_set_return_address, sh_function_ok_for_sibcall,
18329 scavenge_reg): Update comments.
18330 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
18331 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
18332 (sh_attr_renesas_p): Remove unnecessary parentheses.
18333 (branch_dest): Simplify.
18334 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
18335 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
18336 (CUMULATIVE_ARGS): Change macro to typedef.
18337 (current_function_interrupt): Change to bool type.
18338 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
18339 Surround with __cplusplus ifdef.
18340 (sh_compare_op0, sh_compare_op1): Remove.
18341 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
18343 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
18345 * config/arm/arm.md: (arch): Add neon.
18346 (arch_enabled): Return yes for arch neon when TARGET_NEON.
18347 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
18348 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
18349 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
18350 attributes for alt renumbering. Mark alt 3 as non-predicable.
18351 (thumb2_movdf_vfp): Likewise.
18353 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
18355 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
18356 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
18357 (*andqi_1): Add preferred_for_speed attribute to disparage
18358 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
18359 (*<code>qi_1): Ditto.
18360 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
18361 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
18362 (*ashlqi3_1): Ditto.
18363 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
18364 Add preferred_for_size attribute to disparage alternative 0 and
18365 preferred_for_speed attribute to disparage alternative 1 for
18366 TARGET_PARTIAL_REG_STALL targets.
18368 2016-05-07 Tom de Vries <tom@codesourcery.com>
18370 PR tree-optimization/70956
18371 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
18374 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
18376 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
18377 * config/sh/sh.c (sh_cbranch_distance): Implement it.
18378 * config/sh/sh.md (branch_zero): Remove define_attr.
18379 (define_delay): Disable delay slot if branch distance is one insn.
18381 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18383 * config/i386/i386.md (LEAMODE): New mode attribute.
18384 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
18385 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
18386 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
18387 operand 2 predicate.
18388 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
18389 (*lea<mode>_general_3): Ditto.
18390 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
18392 2016-05-06 Jakub Jelinek <jakub@redhat.com>
18394 * genmddump.c (main): Convert argv from char ** to const char **.
18396 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18398 * coretypes.h (OVERRIDE): New macro.
18399 (FINAL): New macro.
18401 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
18403 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
18404 allow coalescing if the types are compatible.
18406 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18408 * pass_manager.h (pass_manager::register_pass_name): New method.
18409 (pass_manager::get_pass_by_name): New method.
18410 (pass_manager::create_pass_tab): New method.
18411 (pass_manager::m_name_to_pass_map): New field.
18412 * passes.c (name_to_pass_map): Delete global in favor of field
18413 "m_name_to_pass_map" of pass_manager.
18414 (register_pass_name): Rename from a function to...
18415 (pass_manager::register_pass_name): ...this method, updating
18416 for renaming of global "name_to_pass_map" to field
18417 "m_name_to_pass_map".
18418 (create_pass_tab): Rename from a function to...
18419 (pass_manager::create_pass_tab): ...this method, updating
18420 for renaming of global "name_to_pass_map" to field.
18421 (get_pass_by_name): Rename from a function to...
18422 (pass_manager::get_pass_by_name): ...this method.
18423 (enable_disable_pass): Convert use of get_pass_by_name to
18424 a method call, locating the pass_manager singleton.
18426 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18428 * genattr-common.c (main): Convert argv from char ** to const char **.
18429 * genattr.c (main): Likewise.
18430 * genattrtab.c (main): Likewise.
18431 * genautomata.c (initiate_automaton_gen): Likewise.
18433 * gencodes.c (main): Likewise.
18434 * genconditions.c (main): Likewise.
18435 * genconfig.c (main): Likewise.
18436 * genconstants.c (main): Likewise.
18437 * genemit.c (main): Likewise.
18438 * genenums.c (main): Likewise.
18439 * genextract.c (main): Likewise.
18440 * genflags.c (main): Likewise.
18441 * genmddeps.c (main): Likewise.
18442 * genopinit.c (main): Likewise.
18443 * genoutput.c (main): Likewise.
18444 * genpeep.c (main): Likewise.
18445 * genpreds.c (main): Likewise.
18446 * genrecog.c (main): Likewise.
18447 * gensupport.c (init_rtx_reader_args_cb): Likewise.
18448 (init_rtx_reader_args): Likewise.
18449 * gensupport.h (init_rtx_reader_args_cb): Likewise.
18450 (init_rtx_reader_args): Likewise.
18451 * gentarget-def.c (main): Likewise.
18452 * read-md.c (read_md_files): Likewise.
18453 * read-md.h (read_md_files): Likewise.
18455 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18457 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
18458 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
18459 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
18460 Remove unused predicate.
18461 (register_and_not_fp_reg_operand): Ditto.
18463 2016-05-06 Martin Liska <mliska@suse.cz>
18465 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
18466 instead of vec as the vector is local to the function.
18468 2016-05-06 Jakub Jelinek <jakub@redhat.com>
18470 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
18471 avx512bw alternative.
18473 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
18474 before the ashr<mode>3 pattern.
18476 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
18477 v instead of x in vex or maybe_vex alternatives, use
18478 maybe_evex instead of vex in prefix.
18480 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
18481 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
18482 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
18483 in vex or maybe_vex alternatives, use maybe_evex instead of vex
18486 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
18487 v instead of x in vex or maybe_vex alternatives, use
18488 maybe_evex instead of vex in prefix.
18490 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
18491 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
18492 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
18493 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
18494 alternatives, use maybe_evex instead of vex in prefix.
18496 * config/i386/sse.md (vec_interleave_lowv4sf,
18497 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
18498 v instead of x in vex or maybe_vex alternatives, use
18499 maybe_evex instead of vex in prefix.
18501 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
18502 v instead of x in vex or maybe_vex alternatives, use
18503 maybe_evex instead of vex in prefix.
18505 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
18506 v constraint instead of x.
18508 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
18510 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
18511 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
18514 2016-05-06 Richard Biener <rguenther@suse.de>
18516 PR tree-optimization/70948
18517 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
18518 Properly clobber all fields of va_list for __builtin_va_start.
18520 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18523 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
18524 loop latch destination.
18526 2016-05-06 Martin Liska <mliska@suse.cz>
18528 * tree-ssa-uninit.c: Apply manual changes
18529 to the GNU coding style.
18530 (prune_uninit_phi_opnds): Rename from
18531 prune_uninit_phi_opnds_in_unrealizable_paths.
18533 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18535 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
18536 mspace): Remove deprecated options.
18537 * doc/invoke.texi (SH options): Remove -mspace.
18539 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18541 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
18543 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18545 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
18546 corresponding combine split pattern.
18548 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18551 * config/sh/predicates.md (long_displacement_mem_operand): New.
18552 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
18553 Add movi20, movi20s alternatives. Adjust length attribute for
18555 (movsi_ie): Allow for any FPU. Adjust length attribute for
18557 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
18558 attribute for alternatives.
18559 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
18560 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
18561 length attribute for alternatives.
18563 2016-05-06 Richard Biener <rguenther@suse.de>
18565 PR tree-optimization/70960
18566 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
18568 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18571 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
18572 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
18574 2016-05-06 Marek Polacek <polacek@redhat.com>
18577 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
18579 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18582 * config/sh/sh.md (*rotcr): Add another variant.
18584 2016-05-06 Richard Biener <rguenther@suse.de>
18586 PR middle-end/70931
18587 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
18589 2016-05-06 Richard Biener <rguenther@suse.de>
18591 PR middle-end/70941
18592 * fold-const.c (split_tree): Always convert to the original type
18595 2016-05-06 Richard Biener <rguenther@suse.de>
18597 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
18598 (fwprop_addr): Likewise.
18600 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18603 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
18605 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
18606 * config/i386/i386.md (push mem splitter): Use find_constant_src in
18607 the splitter condition.
18608 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
18609 the splitter condition.
18610 (FP float_extend load splitter): Ditto.
18612 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
18614 * config/i386/i386.md (peehole2 patterns): Change true_regnum
18615 to REGNO in all peephole2 patterns.
18616 (post-reload splitters): Change true_regnum to REGNO in
18617 post-reload splitters.
18618 (zero_extend splitters): Use general_reg_operand and
18619 nonimmediate_gr_operand predicates.
18621 2016-05-05 Jakub Jelinek <jakub@redhat.com>
18623 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
18624 v constraint instead of x.
18626 2016-05-05 Alan Modra <amodra@gmail.com>
18629 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
18630 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
18631 TARGET_NO_FP_IN_TOC for -mrelocatable.
18632 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
18633 TARGET_RELOCATABLE test.
18634 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18635 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18636 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
18637 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18638 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18639 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
18640 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18641 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18642 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
18643 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
18645 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
18646 (rs6000_stack_info): Likewise.
18647 (rs6000_elf_asm_out_constructor): Likewise.
18648 (rs6000_elf_asm_out_destructor): Likewise.
18649 (rs6000_elf_declare_function_name): Likewise.
18650 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
18651 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
18654 2016-05-05 Alan Modra <amodra@gmail.com>
18656 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
18658 2016-05-05 Alan Modra <amodra@gmail.com>
18660 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
18661 out-of-line gpr restore for one or two regs if that would add
18664 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
18667 * config/i386/i386.md
18668 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
18669 Change to post-epilogue_completed late splitter. Use sse_reg_operand
18670 as operand 0 predicate.
18671 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
18673 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
18674 Ditto. Emit the pattern using RTX.
18676 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
18677 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
18678 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
18679 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
18681 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
18682 sse_reg_operand as operand 0 predicate.
18684 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
18685 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
18686 instead of gen_rtx_REG.
18687 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
18690 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18692 * function.c (emit_use_return_register_into_block): Delete.
18693 (gen_return_pattern): Delete.
18694 (emit_return_into_block): Delete.
18695 (active_insn_between): Delete.
18696 (convert_jumps_to_returns): Delete.
18697 (emit_return_for_exit): Delete.
18698 (thread_prologue_and_epilogue_insns): Delete all code dealing with
18699 simple_return for shrink-wrapped blocks.
18700 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
18701 end of blocks that need one.
18702 (get_unconverted_simple_return): Delete.
18703 (convert_to_simple_return): Delete.
18704 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
18705 (convert_to_simple_return): Ditto.
18707 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18709 * cfgcleanup.c (bb_is_just_return): New function.
18710 (try_optimize_cfg): Simplify jumps to return, branches to return,
18711 and branches around return.
18713 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18715 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
18716 branch to a return.
18718 2016-05-04 Jakub Jelinek <jakub@redhat.com>
18722 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
18723 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
18724 assert flags & OEP_HASH_CHECK, instead of asserting it
18725 never happens. Handle TARGET_EXPR.
18726 * fold-const.c (operand_equal_p): For hash verification,
18727 or in OEP_HASH_CHECK into flags.
18729 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
18731 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
18733 (compute_samebase_partition_bases): Fix typo.
18735 2016-05-04 Jakub Jelinek <jakub@redhat.com>
18737 * config/i386/sse.md (vec_interleave_highv8sf,
18738 vec_interleave_lowv8sf, vec_interleave_highv4df,
18739 vec_interleave_lowv4df): Remove constraints from expanders.
18741 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
18743 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
18745 * tree-inline.c (expand_call_inline): Fix path dealing with
18746 making lhs of call statement undefined.
18748 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
18750 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
18751 Check availability on NODE, too.
18752 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
18753 (cgraph_node::call_for_symbol_and_aliases): Likewise.
18754 (varpool_node::call_for_symbol_and_aliase): Likewise.
18755 * ipa-pure-const.c (add_new_function): Analyze all bodies.
18756 (propagate_pure_const): Propagate across interposable functions, too.
18757 (skip_function_for_local_pure_const): Do not skip interposable bodies
18759 (pass_local_pure_const::execute): Update.
18761 2016-05-04 Marek Polacek <polacek@redhat.com>
18763 * doc/invoke.texi: Document -Wdangling-else.
18765 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18767 * config.gcc: Error out when conflicting multilib is detected. Do not
18768 loop over multilibs since no combination is legal.
18770 2016-05-04 Alan Modra <amodra@gmail.com>
18772 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
18773 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
18774 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
18777 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
18779 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
18780 Clean up p5600 comments.
18782 2016-05-04 Richard Biener <rguenther@suse.de>
18784 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
18785 constructor simplifications.
18786 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
18788 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
18790 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
18791 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
18792 result.set_rtx is null instead of aborting.
18793 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
18795 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
18796 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
18797 *mov<mode>_store_postinc): New patterns.
18799 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
18801 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
18802 as commutative. Check both conversions are NOP.
18803 ((A & B) OP (C & B)): Remove.
18805 2016-05-04 Alan Modra <amodra@gmail.com>
18807 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
18809 2016-05-04 Alan Modra <amodra@gmail.com>
18812 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
18813 when cr2,3,4 are all fixed regs.
18815 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
18817 PR rtl-optimization/57193
18818 * opts.c (default_options_table): Revert OPT_frename_registers change.
18819 * doc/invoke.texi (-frename-registers, -O2): Likewise.
18821 2016-05-03 Martin Sebor <msebor@redhat.com>
18824 * builtins.c (fold_builtin_FILE): New function.
18825 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
18826 (fold_builtin_0): Call them.
18827 * gimplify.c (gimplify_call_expr): Remove the handling of
18828 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
18831 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
18832 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
18836 * doc/extend.texi (Function Names as Strings): Update __func__,
18837 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
18840 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18841 Richard Biener <rguenther@suse.de>
18843 PR tree-optimization/70916
18844 * tree-if-conv.c: Include cfganal.h.
18845 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
18846 and remove_fake_exit_edges around the optimization pass.
18848 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
18850 * cgraph.c (symbol_table::create_edge): Set inline_failed.
18851 (cgraph_edge::make_direct): Likewise.
18852 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
18853 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
18854 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
18855 (CIF_THUNK): New code.
18856 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
18857 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
18858 (compute_inline_parameters): Set inline_failed for thunks.
18859 (inline_analyze_function): Cleanup.
18860 * ipa-inline.c (can_inline_edge_p): Do not deal with
18861 call_stmt_cannot_inline_p.
18862 (can_early_inline_edge_p): Likewise.
18863 (early_inliner): Initialize inline_failed.
18864 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
18866 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
18868 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
18869 from nonimm_ssenomem_operand.
18870 (nonimm_ssenomem_operand): New predicate.
18871 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
18872 as operand 0 predicate.
18873 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
18874 Disable unsupported alternatives using "enabled" attribute.
18875 Use register_ssemem_operand as operand 0 predicate.
18876 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
18878 2016-05-03 Marek Polacek <polacek@redhat.com>
18881 * input.c (expansion_point_location): New function.
18882 * input.h (expansion_point_location): Declare.
18884 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
18886 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
18887 occurence with frame_offset_ ones.
18889 2016-05-03 Alan Modra <amodra@gmail.com>
18891 PR rtl-optimization/70890
18892 * ira.c (combine_and_move_insns): When moving def_insn, remove
18893 equivs on use_insn.
18895 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
18897 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
18898 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
18899 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
18900 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
18902 2016-05-03 Alan Modra <amodra@gmail.com>
18904 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
18905 for SAVE_MULTIPLE/STORE_MULTIPLE.
18907 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18909 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
18910 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
18912 2016-05-03 Richard Biener <rguenther@suse.de>
18914 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
18916 (gimplify_arg): Likewise.
18917 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
18918 re-writing the result to a decl if required.
18919 (internal_get_tmp_var): Add allow_ssa parameter
18920 and override into_ssa with it.
18921 (get_formal_tmp_var): Adjust.
18922 (get_initialized_tmp_var): Add allow_ssa parameter.
18923 (gimplify_arg): Add allow_ssa parameter and avoid generating
18924 SSA names for the result false.
18925 (gimplify_call_expr): If the call may return twice do not
18926 gimplify parameters into SSA.
18927 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
18928 (gimplify_modify_expr): Adjust assert. For noreturn calls
18929 with a SSA name LHS adjust its def.
18930 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
18931 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
18932 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
18933 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
18934 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
18935 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
18936 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
18937 (optimize_target_teams): Do not allow SSA names for clause operands.
18938 (gimplify_expr): Likewise for where we mark the result addressable.
18939 * passes.def (pass_init_datastructures): Remove.
18940 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
18941 (rewrite_stmt): Likewise.
18942 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
18943 (replace_locals_op): Replace SSA names.
18944 (copy_gimple_seq_and_replace_locals): Init src_cfun.
18945 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
18946 * cgraph.c (release_function_body): Free CFG annotations only
18947 when we have a CFG. Simplify.
18948 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
18949 force_gimple_operand instead of get_initialized_tmp_var.
18950 * tree-pass.h (make_pass_init_datastructures): Remove.
18951 * tree-ssa.c (execute_init_datastructures): Remove.
18952 (pass_data_init_datastructures): Likewise.
18953 (class pass_init_datastructures): Likewise.
18954 (make_pass_init_datastructures): Likewise.
18955 * omp-low.c (create_omp_child_function): Init SSA data structures.
18956 (grid_expand_target_grid_body): Likewise.
18957 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
18958 name before adding it to names_to_release.
18959 (remove_bb): Always release SSA defs.
18960 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
18961 before dereferencing it.
18962 * cgraphunit.c (init_lowered_empty_function): Always
18963 int SSA data structures.
18964 * tree-ssanames.c (release_defs): Remove assert that we are in
18966 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
18968 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18969 Uros Bizjak <ubizjak@gmail.com>
18971 PR rtl-optimization/70467
18972 * config/i386/predicates.md (x86_64_hilo_int_operand,
18973 x86_64_hilo_general_operand): New predicates.
18974 * config/i386/constraints.md (Wd): New constraint.
18975 * config/i386/i386.md (mode attr di): Use Wd instead of e.
18976 (general_hilo_operand): New mode attr.
18977 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
18978 instead of <general_operand>.
18979 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
18980 x86_64_hilo_general_operand instead of <general_operand>.
18982 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18984 PR tree-optimization/70916
18985 * tree-if-conv.c (constant_or_ssa_name): Removed.
18986 (fold_build_cond_expr): Use is_gimple_val instead of
18987 constant_or_ssa_name.
18989 PR tree-optimization/70916
18990 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
18991 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
18994 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
18995 (optimize_atomic_bit_test_and): New function.
18996 (pass_fold_builtins::execute): Use it.
18997 * optabs.def (atomic_bit_test_and_set_optab,
18998 atomic_bit_test_and_complement_optab,
18999 atomic_bit_test_and_reset_optab): New optabs.
19000 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
19001 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
19002 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
19003 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
19004 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
19005 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
19006 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
19007 * doc/md.texi (atomic_bit_test_and_set@var{mode},
19008 atomic_bit_test_and_complement@var{mode},
19009 atomic_bit_test_and_reset@var{mode}): Document.
19010 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
19011 atomic_bit_test_and_complement<mode>,
19012 atomic_bit_test_and_reset<mode>): New expanders.
19013 (atomic_bit_test_and_set<mode>_1,
19014 atomic_bit_test_and_complement<mode>_1,
19015 atomic_bit_test_and_reset<mode>_1): New insns.
19017 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
19019 PR rtl-optimization/70687
19020 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
19021 instead of unsigned HOST_WIDE_INT.
19023 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
19025 PR rtl-optimization/44281
19026 * hard-reg-set.h (struct target_hard_regs): New field
19027 x_fixed_nonglobal_reg_set.
19028 (fixed_nonglobal_reg_set): New macro.
19029 * reginfo.c (init_reg_sets_1): Initialize it.
19030 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
19032 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
19034 2016-05-03 Bin Cheng <bin.cheng@arm.com>
19036 PR tree-optimization/56541
19037 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
19038 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
19039 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
19040 (any_complicated_phi): new static variable.
19041 (aggressive_if_conv): delete.
19042 (if_convertible_phi_p): support phis with more than two arguments.
19043 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
19044 critical pred edges.
19045 (ifcvt_split_critical_edges): support phis with more than two
19046 arguments by checking new parameter. only split critical edges
19048 (tree_if_conversion): handle simd pragma marked loop using new
19049 local variable aggressive_if_conv. check any_complicated_phi.
19051 2016-05-03 Bin Cheng <bin.cheng@arm.com>
19053 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
19056 2016-05-03 Bin Cheng <bin.cheng@arm.com>
19058 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
19061 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
19063 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
19064 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
19065 define_insn_and_split.
19066 (mulsi3_i): New define_insn_and_split.
19067 (mulsi3_call): Convert to define_insn.
19068 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
19069 Remove constraints.
19071 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19073 * machmode.h (mode_complex): Add support to give the complex mode
19075 (GET_MODE_COMPLEX_MODE): Likewise.
19076 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
19077 stored by build_complex_type and gfc_build_complex_type instead of
19078 trying to figure out the appropriate mode based on the size. Raise
19079 an assertion error, if the type was not set.
19080 * genmodes.c (struct mode_data): Add field for the complex type of
19082 (blank_mode): Likewise.
19083 (make_complex_modes): Remember the complex mode created in the
19085 (emit_mode_complex): Write out the mode_complex array to map a
19086 type mode to the complex version.
19087 (emit_insn_modes_c): Likewise.
19088 * tree.c (build_complex_type): Set the complex type to use before
19089 calling layout_type.
19090 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
19091 support for __float128 complex datatypes.
19092 (rs6000_hard_regno_mode_ok): Likewise.
19093 (rs6000_setup_reg_addr_masks): Likewise.
19094 (rs6000_complex_function_value): Likewise.
19095 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
19096 __float128 and __ibm128 complex.
19097 (FLOAT128_IBM_P): Likewise.
19098 (ALTIVEC_ARG_MAX_RETURN): Likewise.
19099 * doc/extend.texi (Additional Floating Types): Document that
19100 -mfloat128 must be used to enable __float128. Document complex
19101 __float128 and __ibm128 support.
19103 2016-05-02 Jakub Jelinek <jakub@redhat.com>
19106 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
19107 char/short arguments promoted to int because of promote_prototypes.
19109 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
19111 * config/i386/predicates.md (register_ssemem_operand): New predicate.
19112 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
19113 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
19114 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
19115 alternatives using "enabled" attribute. Use register_ssemem_operand
19116 as operand 1 predicate.
19117 (*cmpi<unord>xf_i387): Split XFmode pattern from
19118 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
19119 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
19120 *absneg<mode>2_i387. Disable unsupported alternatives using
19121 "enabled" attribute.
19122 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
19124 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
19126 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
19128 (oacc_loop_process): Check mask for loop termination.
19130 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
19132 * cif-code.def (CIF_THUNK): Add.
19133 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
19136 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
19138 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
19139 (dump_inline_summary): Dump it.
19140 (fp_expression_p): New predicate.
19141 (estimate_function_body_sizes): Use it.
19142 (inline_merge_summary): Merge fp_expressions.
19143 (inline_read_section): Read fp_expressions.
19144 (inline_write_summary): Write fp_expressions.
19145 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
19146 codegen boundary if either caller or callee is !fp_expressions.
19147 * ipa-inline.h (inline_summary): Add fp_expressions.
19148 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
19149 to fp_expressions be sure the fp generation flags are updated.
19151 2016-05-02 Jakub Jelinek <jakub@redhat.com>
19153 PR rtl-optimization/70467
19154 * cse.c (cse_insn): Handle no-op MEM moves after folding.
19156 PR rtl-optimization/70467
19157 * ipa-pure-const.c (check_call): Handle internal calls even in
19158 ipa mode like in local mode.
19160 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
19162 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
19164 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
19166 * match.pd (X u< X, X u> X): New transformations.
19168 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
19170 * flag-types.h (enum warn_strict_overflow_code): Move ...
19171 * coretypes.h: ... here.
19172 * fold-const.h (fold_overflow_warning): Declare.
19173 * fold-const.c (fold_overflow_warning): Make non-static.
19174 (fold_comparison): Move the transformation of X +- C1 CMP C2
19175 into X CMP C2 -+ C1 ...
19176 * match.pd: ... here.
19177 * gimple-fold.c (fold_stmt_1): Protect with
19178 fold_defer_overflow_warnings.
19180 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
19182 * omp-low.c (struct oacc_loop): Add 'inner' field.
19183 (new_oacc_loop_raw): Initialize it to zero.
19184 (oacc_loop_fixed_partitions): Initialize it.
19185 (oacc_loop_auto_partitions): Partition outermost loop to outermost
19186 available partitioning.
19188 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19190 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
19192 (umulsidi3): Likewise.
19193 (indirect_jump): Fix jump instruction assembly patterns.
19195 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
19198 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
19199 (nvptx_function_value): Assert non-NULL cfun.
19201 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
19203 PR rtl-optimization/70886
19204 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
19206 * cselib.h (rtx_equal_for_cselib_1): Declare.
19207 (rtx_equal_for_cselib_p: New inline function.
19208 * cselib.c (rtx_equal_for_cselib_p): Delete.
19209 (rtx_equal_for_cselib_1): Make public.
19211 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
19213 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
19214 (register_mixssei387nonimm_operand): Remove predicate.
19215 * config/i386/i386.md (*fop_<mode>_comm): Merge from
19216 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
19217 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
19218 for TARGET_MIX_SSE_I387 alternatives.
19219 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
19220 Disable unsupported alternatives using "enabled" attribute. Use
19221 nonimm_ssenomem_operand as operand 1 predicate. Also check
19222 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
19224 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19226 * tree.c (cst_and_fits_in_hwi): Simplify.
19228 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19230 * tree.h (wi::to_wide): New function.
19231 * expr.c (expand_expr_real_1): Use wi::to_wide.
19232 * fold-const.c (int_const_binop_1): Likewise.
19233 (extract_muldiv_1): Likewise.
19235 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19237 * wide-int.h: Update offset_int and widest_int documentation.
19238 (WI_SIGNED_SHIFT_RESULT): New macro.
19239 (wi::binary_shift): Define signed_shift_result_type for
19240 shifts on offset_int- and widest_int-like types.
19241 (generic_wide_int): Support <<= and >>= if << and >> are supported.
19242 * tree.h (int_bit_position): Use shift operators instead of wi::
19244 * alias.c (adjust_offset_for_component_ref): Likewise.
19245 * expr.c (get_inner_reference): Likewise.
19246 * fold-const.c (fold_comparison): Likewise.
19247 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
19248 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
19249 * tree-dfa.c (get_ref_base_and_extent): Likewise.
19250 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
19251 (stmt_kills_ref_p): Likewise.
19252 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
19253 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
19254 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
19255 (ao_ref_init_from_vn_reference): Likewise.
19257 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19259 * wide-int.h: Update offset_int and widest_int documentation.
19260 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
19261 (wi::binary_traits): Allow ordered comparisons between offset_int and
19262 offset_int, between widest_int and widest_int, and between either
19263 of these types and basic C types.
19264 (operator <, <=, >, >=): Define for the same combinations.
19265 * tree.h (tree_int_cst_lt): Use comparison operators instead
19266 of wi:: comparisons.
19267 (tree_int_cst_le): Likewise.
19268 * gimple-fold.c (fold_array_ctor_reference): Likewise.
19269 (fold_nonarray_ctor_reference): Likewise.
19270 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
19271 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
19272 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
19273 * tree-sra.c (completely_scalarize): Likewise.
19274 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
19275 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
19276 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
19277 (check_for_binary_op_overflow): Likewise.
19278 (search_for_addr_array): Likewise.
19279 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
19281 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19283 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
19284 (arc_save_restore): Likewise.
19285 (arc_dwarf_register_span): Likewise.
19286 (arc_output_pic_addr_const): Initialize suffix variable.
19288 2016-05-02 Martin Liska <mliska@suse.cz>
19290 * symbol-summary.h (function_summary::function_summary):
19291 Remove checking assert for all cgraph nodes.
19292 (function_summary::get): Check summary_uid.
19293 (symtab_insertion): Check summary_uid.
19295 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19297 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
19298 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
19299 bmaskn instruction.
19300 (arc_dwarf_register_span): Remove enum keyword.
19301 (compact_memory_operand_p): New function.
19302 * config/arc/arc.h (reg_class): Add code density register classes.
19303 (REG_CLASS_NAMES): Likewise.
19304 (REG_CLASS_CONTENTS): Likewise.
19305 * config/arc/arc.md (*movqi_insn): Add code density instructions.
19306 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
19307 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
19308 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
19309 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
19311 (h, Rcd, Rsd, Rzd): New register constraints.
19312 (T): Use compact_memory_operand_p function.
19313 * config/arc/predicates.md (compact_load_memory_operand): Remove.
19315 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
19317 * config/sh/sh.md (*negnegt, *movtt): Remove.
19319 2016-05-02 Marek Polacek <polacek@redhat.com>
19320 Tom de Vries <tom@codesourcery.com>
19322 PR tree-optimization/70700
19323 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
19324 bigger than FIRST_REF_NODE.
19326 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
19329 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
19331 (prepare_cbranch_operands): Don't use scratch register. Assume that
19332 function is used when pseudos can be created.
19333 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
19334 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
19335 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
19336 define_expand. Allow it only when pseudos can be created.
19337 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
19339 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
19341 * config/i386/constraints.md (BC): Only allow -1 operands.
19342 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
19343 Add "enabled" attribute. Update XI mode attribute calculation.
19344 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
19345 (*movoi_internal_avx): Update XI mode attribute calculation.
19346 (*movti_internal): Ditto.
19348 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19350 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
19351 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
19353 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
19355 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
19356 statement on instruction code. Remove trailing spaces.
19357 (altivec_expand_stv_builtin): Likewise.
19359 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19361 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
19362 (TARGET_FPU_DOUBLE): Simplify.
19363 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
19364 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
19365 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
19366 with 'TARGET_FPU_DOUBLE'.
19367 * config/sh/sh.md: Likewise.
19369 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
19371 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
19372 SH_DIV_STR_FOR_SIZE): Remove.
19373 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
19374 SH_DIV_STR_FOR_SIZE): Remove.
19376 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19378 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
19379 logical_reg_operand): Delete.
19380 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
19381 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
19382 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
19383 match_operand and match_test.
19384 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
19385 variables on their first use. Return bool values.
19386 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
19387 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
19388 arith_reg_operand for input operand. Remove empty constraints.
19390 (*xorsi3_compact): Rename to xorsi3.
19391 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
19392 (*zero_extend<mode>si2_disp_mem): Update comment.
19395 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
19397 * config/sh/t-sh: Remove SH5 support.
19398 * config.gcc: Likewise.
19399 * configure: Likewise.
19401 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19403 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
19405 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
19407 * config/sh/sh.c (register_sh_passes, sh_option_override,
19408 sh_print_operand, prepare_move_operands,
19409 sh_can_follow_jump): Remove TARGET_SH1 checks.
19410 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
19411 PROMOTE_MODE): Likewise.
19412 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
19415 2016-04-30 Alan Modra <amodra@gmail.com>
19417 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
19418 restoring when fixed_reg_p, but allow out-of-line or stmw save.
19419 Check for user regs later to avoid unnecessary looping over regs.
19420 Merge user reg check with non-saved reg check. Don't force
19421 inline VR restore when static chain used.
19422 (rs6000_frame_related): Omit eh_frame info for user regs when
19424 (fixed_regs_p): Delete.
19426 2016-04-30 Alan Modra <amodra@gmail.com>
19428 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
19429 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
19432 2016-04-30 Alan Modra <amodra@gmail.com>
19435 * config/rs6000/rs6000.c (fixed_reg_p): New function.
19436 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
19439 2016-04-30 Alan Modra <amodra@gmail.com>
19441 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
19442 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
19443 flag_pic test for Darwin.
19445 2016-04-30 Alan Modra <amodra@gmail.com>
19447 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
19448 throw_calls_crossed.
19449 (REG_FREQ_CALLS_CROSSED): Delete.
19450 (REG_N_THROWING_CALLS_CROSSED): Delete.
19451 * regstat.c (regstat_bb_compute_ri): Don't calculate
19452 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
19453 (dump_reg_info): Don't print call cross frequency.
19454 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
19455 and REG_N_THROWING_CALLS_CROSSED.
19457 2016-04-30 Alan Modra <amodra@gmail.com>
19459 * regs.h (struct reg_info_t): Delete live_length.
19460 (REG_LIVE_LENGTH): Delete macro.
19461 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
19462 local_live, local_processed and local_live_last_luid params.
19463 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
19465 (regstat_compute_ri): Adjust for above. Don't set
19467 (dump_reg_info): Don't print live length.
19468 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
19469 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
19470 Localize loop_depth var.
19472 2016-04-30 Alan Modra <amodra@gmail.com>
19474 * ira.c (enum valid_equiv): New.
19475 (validate_equiv_mem): Return enum.
19476 (update_equiv_mem): Create replacement in more cases.
19477 (add_store_equivs): Update validate_equiv_mem call.
19479 2016-04-30 Alan Modra <amodra@gmail.com>
19481 * ira.c (combine_and_move_insns): Rather than scanning insns,
19482 use DF infrastucture to find use and def insns.
19484 2016-04-30 Alan Modra <amodra@gmail.com>
19486 ira.c (combine_and_move_insns): Move invariant conditions..
19487 (ira.c): ..to here. Call combine_and_move_insns before
19488 add_store_equivs. Call grow_reg_equivs later. Allocate
19489 req_equiv later using max_reg_num() rather than global max_regno.
19490 (contains_replace_regs): Delete.
19491 (add_store_equivs): Remove contains_replace_regs test.
19493 2016-04-30 Alan Modra <amodra@gmail.com>
19495 * ira.c (struct equiv_mem_data): New.
19496 (equiv_mem, equiv_mem_modified): Delete static vars.
19497 (validate_equiv_mem_from_store): Use "data" param to communicate..
19498 (validate_equiv_mem): ..from here.
19500 2016-04-30 Alan Modra <amodra@gmail.com>
19502 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
19504 (update_reg_equivs): ..here. Move allocation and freeing of
19505 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
19506 end_alias_analysis to..
19509 2016-04-30 Alan Modra <amodra@gmail.com>
19511 * ira.c (pdx_subregs): Delete.
19512 (struct equivalence): Add pdx_subregs field.
19513 (set_paradoxical_subreg): Remove pdx_subregs param. Update
19514 pdx_subregs access.
19515 (update_equiv_regs): Don't create or free pdx_subregs. Update
19516 pdx_subregs access.
19518 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19520 * config/rs6000/altivec.h: Change definitions of vec_xl and
19522 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
19523 (LD_ELEMREV_V2DI): New.
19524 (LD_ELEMREV_V4SF): New.
19525 (LD_ELEMREV_V4SI): New.
19526 (LD_ELEMREV_V8HI): New.
19527 (LD_ELEMREV_V16QI): New.
19528 (ST_ELEMREV_V2DF): New.
19529 (ST_ELEMREV_V2DI): New.
19530 (ST_ELEMREV_V4SF): New.
19531 (ST_ELEMREV_V4SI): New.
19532 (ST_ELEMREV_V8HI): New.
19533 (ST_ELEMREV_V16QI): New.
19536 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19537 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
19538 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
19539 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
19540 (altivec_expand_builtin): Add handling for
19541 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
19542 (rs6000_invalid_builtin): Add error-checking for
19543 RS6000_BTM_P9_VECTOR.
19544 (altivec_init_builtins): Define builtins used to implement vec_xl
19546 (rs6000_builtin_mask_names): Define power9-vector.
19547 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
19548 (RS6000_BTM_P9_VECTOR): Define.
19549 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
19550 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
19551 (vsx_ld_elemrev_v2df): Likewise.
19552 (vsx_ld_elemrev_v4sf): Likewise.
19553 (vsx_ld_elemrev_v4si): Likewise.
19554 (vsx_ld_elemrev_v8hi): Likewise.
19555 (vsx_ld_elemrev_v16qi): Likewise.
19556 (vsx_st_elemrev_v2df): Likewise.
19557 (vsx_st_elemrev_v2di): Likewise.
19558 (vsx_st_elemrev_v4sf): Likewise.
19559 (vsx_st_elemrev_v4si): Likewise.
19560 (vsx_st_elemrev_v8hi): Likewise.
19561 (vsx_st_elemrev_v16qi): Likewise.
19562 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
19565 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
19567 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
19569 (simplify_control_stmt_condition_1): ... here. Recurse into
19570 BIT_AND_EXPRs and BIT_IOR_EXPRs.
19572 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
19575 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
19576 (zero_extendqi<mode>2_dot): Revert earlier conversion from
19577 define_insn_and_split to define_insn.
19578 (zero_extendqi<mode>2_dot2): Same.
19579 (extendqi<mode>2_dot): Same.
19580 (extendqi<mode>2_dot2): Same.
19582 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19584 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
19585 (probe_stack): New expander.
19586 (probe_stack_<mode>): New insn pattern.
19588 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19590 * config/i386/i386.md
19591 (operations with memory inputs setting flags peephole2):
19592 Remove uneeded REG_P checks. Cleanup pattern generation.
19594 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
19596 * tree-vect-loop.c (vect_transform_loop): Fix
19597 nb_iterations_upper_bound computation for vectorized loop.
19599 2016-04-29 Marek Polacek <polacek@redhat.com>
19600 Jakub Jelinek <jakub@redhat.com>
19603 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
19604 TARGET_EXPR_SLOT as a base.
19606 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
19608 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
19609 with 'rCm2' constraints to limit possible immediate size.
19610 (*load_zeroextendqisi_update): Likewise.
19611 (*load_signextendqisi_update): Likewise.
19612 (*loadhi_update): Likewise.
19613 (*load_zeroextendhisi_update): Likewise.
19614 (*load_signextendhisi_update): Likewise.
19615 (*loadsi_update): Likewise.
19616 (*loadsf_update): Likewise.
19618 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19620 * config/i386/predicates.md (constm1_operand): Fix comparison.
19622 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
19624 * testsuite/gcc.target/arc/ieee_eq.c: New test.
19626 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
19628 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
19629 remaining SH5 related settings.
19630 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
19631 shmedia_prepare_call_address): Delete.
19632 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
19633 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
19634 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
19635 UNSUPPORTED_SH2A): Remove m5 checks.
19636 (sh_divide_strategy_e): Remove SH5 division strategies.
19637 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
19638 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
19640 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
19642 * config/s390/s390.c (s390_rtx_costs): Update documentation.
19644 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19646 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
19647 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
19648 Change lder to ldr.
19649 * config/s390/vector.md ("mov<mode>"): Likewise.
19651 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
19653 * config/s390/constraints.md ("U", "W"): Invoke
19654 s390_mem_constraint with "ZR" and "ZT".
19655 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
19656 addresses when using LRA. Accept also short displacements for S
19657 and T constraints. Do not check for long displacement target for
19658 S and T constraints.
19659 (s390_mem_constraint): Remove handling of U and W constraints.
19660 * config/s390/s390.md (various patterns): Remove the short
19661 displacement constraints (Q and R) if a long displacement
19662 constraint is present. Add longdisp as required CPU capability.
19663 * config/s390/vector.md: Likewise.
19664 * config/s390/vx-builtins.md: Likewise.
19666 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19669 * reload1.c (reload): Call finish_spills before
19670 restarting reload loop. Skip select_reload_regs
19671 if update_eliminables_and_spill returns true.
19673 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
19675 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
19676 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
19677 (umulhisi3_imm): Update predicates and constraint letters.
19678 (umulhisi3_reg): Declare instruction as commutative.
19679 * config/arc/constraints.md (J12, J16): New constraints.
19680 * config/arc/predicates.md (short_unsigned_const_operand): New
19682 (arc_short_operand): Likewise.
19683 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
19685 2016-04-29 Richard Biener <rguenther@suse.de>
19687 PR tree-optimization/13962
19688 PR tree-optimization/65686
19689 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
19690 * tree-ssa-alias.c (ptrs_compare_unequal): New function
19691 using PTA to compare pointers.
19692 * match.pd: Add pattern for pointer equality compare simplification
19693 using ptrs_compare_unequal.
19695 2016-04-29 Richard Biener <rguenther@suse.de>
19697 * stor-layout.c (layout_type): Do not build a pointer-to-element
19700 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19702 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
19703 Use SWI mode iterator. Use general_reg_operand predicate.
19704 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
19705 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
19708 2016-04-29 Jakub Jelinek <jakub@redhat.com>
19710 PR middle-end/70843
19711 * fold-const.c (operand_equal_p): Don't verify hash value equality
19713 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
19716 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19719 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
19720 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
19721 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
19722 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
19723 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
19725 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19727 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
19728 to info. Don't initialize separate fields to 0. Clean up
19731 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19733 * config/i386/i386.md (peephole2s for operations with memory inputs):
19734 Use SWI mode iterator.
19735 (peephole2s for operations with memory outputs): Ditto.
19736 Do not check for stack checking probe.
19738 (probe_stack): Remove expander.
19740 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19741 Andrew Burgess <andrew.burgess@embecosm.com>
19743 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
19744 operands as 32-bits.
19746 2016-04-28 Jason Merrill <jason@redhat.com>
19748 * gdbinit.in: Skip line-map.h.
19750 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19751 Andrew Burgess <andrew.burgess@embecosm.com>
19753 * config/arc/arc.c (arc_conditional_register_usage): Take
19754 TARGET_RRQ_CLASS into account.
19755 (arc_print_operand): Support printing 'p' and 's' operands.
19756 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
19758 (TARGET_RRQ_CLASS): Define.
19759 (IS_POWEROF2_OR_0_P): Define.
19760 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
19762 (*tst_movb): New define_insn.
19763 (*tst): Avoid recognition if it could prevent '*tst_movb'
19764 combination; replace c/CnL with c/Chs alternative.
19765 (*tst_bitfield_tst): New define_insn.
19766 (*tst_bitfield_asr): New define_insn.
19767 (*tst_bitfield): New define_insn.
19768 (andsi3_i): Add Rrq variant.
19769 (extzv): New define_expand.
19770 (insv): New define_expand.
19771 (*insv_i): New define_insn.
19772 (*movb): New define_insn.
19773 (*movb_signed): New define_insn.
19774 (*movb_high): New define_insn.
19775 (*movb_high_signed): New define_insn.
19776 (*movb_high_signed + 1): New define_split pattern.
19777 (*mrgb): New define_insn.
19778 (*mrgb + 1): New define_peephole2 pattern.
19779 (*mrgb + 2): New define_peephole2 pattern.
19780 * config/arc/arc.opt (mbitops): New option for nps400, uses
19781 TARGET_NPS_BITOPS_DEFAULT.
19782 * config/arc/constraints.md (q): Make register class conditional.
19783 (Rrq): New register constraint.
19784 (Chs): New constraint.
19785 (Clo): New constraint.
19786 (Chi): New constraint.
19787 (Cbf): New constraint.
19788 (Cbn): New constraint.
19789 (C18): New constraint.
19790 (Cbi): New constraint.
19792 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19794 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
19796 (bitmap_intersection_of_preds): Ditto.
19797 (bitmap_union_of_succs): Ditto.
19798 (bitmap_union_of_preds): Ditto.
19799 * sbitmap.c (do_popcount): Delete.
19800 (BITMAP_DEBUGGING): Delete.
19801 (sbitmap_verify_popcount): Delete.
19802 (sbitmap_alloc): Don't initialize the popcount field.
19803 (sbitmap_alloc_with_popcount): Delete.
19804 (sbitmap_resize): Don't resize the popcount array.
19805 (sbitmap_vector_alloc): Don't initialize the popcount field.
19806 (bitmap_copy): Don't copy the popcount array.
19807 (bitmap_clear): Don't clear the popcount array.
19808 (bitmap_clear): Delete the popcount array handling.
19809 (bitmap_ior_and_compl): Delete the popcount assert.
19810 (bitmap_not): Ditto.
19811 (bitmap_and_compl): Ditto.
19812 (bitmap_and): Delete the popcount array handling.
19813 (bitmap_xor): Ditto.
19814 (bitmap_ior): Ditto.
19815 (bitmap_or_and): Delete the popcount assert.
19816 (bitmap_and_or): Ditto.
19817 (popcount_table): Delete.
19818 (sbitmap_elt_popcount): Delete.
19819 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
19820 (bitmap_set_bit): Delete the popcount assert.
19821 (bitmap_clear_bit): Ditto.
19822 (sbitmap_free): Don't free the popcount array.
19823 (sbitmap_alloc_with_popcount): Delete declaration.
19824 (sbitmap_popcount): Ditto.
19826 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19827 Andrew Burgess <andrew.burgess@embecosm.com>
19829 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
19830 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
19831 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
19832 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
19833 * config/arc/arc.opt (mcmem): New option.
19834 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
19835 supply length for r/m alternative.
19836 (*extendqisi2_ac): Likewise.
19837 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
19839 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
19840 (movhi_insn): Likewise.
19841 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
19842 (*zero_extendqihi2_i): Add r/Ucm alternative.
19843 (*zero_extendqisi2_ac): Likewise.
19844 (*zero_extendhisi2_i): Likewise.
19845 * config/arc/constraints.md (Uex): New memory constraint.
19846 (Ucm): New define_constraint.
19847 * config/arc/predicates.md (long_immediate_loadstore_operand):
19848 Return 0 for MEM with cmem_address address.
19849 (cmem_address_0): New predicates.
19850 (cmem_address_1): Likewise.
19851 (cmem_address_2): Likewise.
19852 (cmem_address): Likewise.
19854 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19856 * config/rs6000/rs6000.c (machine_function): Rename
19857 insn_chain_scanned_p to spe_insn_chain_scanned_p.
19858 (rs6000_stack_info): Adjust.
19860 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19861 Andrew Burgess <andrew.burgess@embecosm.com>
19863 * config/arc/constraints.md (Usd): Convert to define_constraint.
19867 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19870 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
19871 Add new peephole2 where the first insn is *mov<mode>_or instead of
19872 *mov<mode>_internal.
19874 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
19876 * tracer.c (bb_seen): Make static.
19878 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
19880 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
19881 support, setup defaults.
19882 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
19883 * config/arc/arc.c (arc_init): Add NPS400 support.
19884 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
19885 (TARGET_ARC700): NPS400 is also an ARC700.
19886 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
19888 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19891 * config/nds32/nds32.md (casesi): Don't access the operands array
19894 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19896 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
19897 (or $-1,reg peephole2): Ditto.
19898 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
19900 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
19902 * doc/extend.texi (Common Function Attributes) [optimize]:
19903 Discourage use of the optimize attribute.
19905 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
19907 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
19908 special case builtin.
19909 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19910 ALTIVEC_BUILTIN_VEC_ADDE.
19911 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19912 support for ALTIVEC_BUILTIN_VEC_ADDE.
19913 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19914 for __builtin_vec_adde.
19916 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19918 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
19919 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
19921 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19924 * doc/sourcebuild.texi (Effective-Target Keywords, Other
19925 attributes): Document cilkplus_runtime.
19927 2016-04-28 Martin Jambor <mjambor@suse.cz>
19929 * tree-cfg.c (verify_expr): Verify that local declarations belong to
19930 this function. Call verify_expr on MEM_REFs and bases of other
19931 handled_components.
19933 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19935 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
19936 for WORD_REGISTER_OPERATIONS to runtime check.
19938 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19940 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
19942 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19944 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
19945 big-endian compilation.
19946 * config/arc/arc.md (addf3): Likewise.
19947 (subdf3): Likewise.
19948 (muldf3): Likewise.
19950 2016-04-28 Richard Biener <rguenther@suse.de>
19952 PR tree-optimization/70840
19953 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
19954 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
19955 Mark x * pow(x,c) -> pow(x,c+1) commutative.
19956 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
19958 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19960 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
19961 and explain why in a comment.
19963 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19965 * config/arc/arc.md (cpu_facility): Add fpx variant.
19966 (subdf3): Prohibit use reverse sub when assist operations option
19968 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
19969 instructions only when FPX is enabled.
19970 * testsuite/gcc.target/arc/trsub.c: New test.
19972 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19974 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
19975 mult_operator when calculating "type" attribute.
19976 (*fop_<mode>_1_i387): Ditto.
19977 (*fop_xf_1_i387): Ditto.
19978 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
19979 Use std::swap to swap operands. Use RTL expressions to generate
19982 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19983 Joern Rennecke <joern.rennecke@embecosm.com>
19985 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
19987 (emit_pic_move): Remove.
19988 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
19989 * config/arc/arc.c (emit_pic_move): Removed.
19990 (TARGET_HAVE_TLS): Define.
19991 (arc_conditional_register_usage): Test for arc_tp_regno.
19992 (arc_print_operand, arc_print_operand_address): Handle TLS
19994 (arc_needs_pcl_p): New function.
19995 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
19996 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
19997 (arc_raw_symbolic_reference_mentioned_p): Likewise.
19998 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
19999 (arc_legitimize_tls_address): Likewise.
20000 (DTPOFF_ZERO_SYM): Define.
20001 (arc_legitimize_pic_address): Make it static, handle TLS cases.
20002 (arc_output_pic_addr_const): Print TLS unspecs.
20003 (prepare_pic_move): New function, replaces emit_pic_move.
20004 (arc_legitimate_constant_p): Handle TLS unspecs.
20005 (arc_legitimate_address_p): Likewise.
20006 (arc_rewrite_small_data_p): Use assert for TLS constants.
20007 (prepare_move_operands): Use prepare_pic_move.
20008 (arc_legitimize_address): Legitimize tls addresses.
20009 (arc_epilogue_uses): Check for arc_tp_regno.
20010 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
20011 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
20013 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
20015 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
20016 %(arc_tls_extra_start_spec).
20017 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
20018 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
20020 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
20021 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
20022 (UNSPEC_TLS_OFF): Add.
20024 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
20025 (get_thread_pointersi): New patterns.
20026 * config/arc/arc.opt (mtp-regno): New option.
20027 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
20028 (move_dest_operand): Likewise.
20029 * configure: Regenerate.
20030 * configure.ac: Add arc*-*-* case to test for tls.
20031 * doc/invoke.texi (ARC options): Document mtp-regno.
20033 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
20035 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
20036 the new ARC HS SIMD instructions.
20037 (arc_preferred_simd_mode): New function.
20038 (arc_autovectorize_vector_sizes): Likewise.
20039 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
20040 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
20041 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
20042 (arc_init_builtins): Add new SIMD builtin types.
20043 (arc_split_move): Handle 64 bit vector moves.
20044 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
20045 (TARGET_PLUS_QMACW): Define.
20046 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
20047 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
20048 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
20049 (VSUBADD4H): New builtins.
20050 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
20051 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
20053 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
20054 Matthias Klose <doko@debian.org>
20056 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
20058 2016-04-28 Richard Biener <rguenther@suse.de>
20060 PR middle-end/70777
20061 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
20064 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
20066 * common/config/sh/sh-common.c: Remove SH5 support.
20067 * config/sh/constraints.md: Likewise.
20068 * config/sh/config/sh/elf.h: Likewise.
20069 * config/sh/linux.h: Likewise.
20070 * config/sh/netbsd-elf.h: Likewise.
20071 * config/sh/predicates.md: Likewise.
20072 * config/sh/sh-c.c: Likewise.
20073 * config/sh/sh-protos.h: Likewise.
20074 * config/sh/sh.c: Likewise.
20075 * config/sh/sh.h: Likewise.
20076 * config/sh/sh.md: Likewise.
20077 * config/sh/sh.opt: Likewise.
20078 * config/sh/sync.md: Likewise.
20079 * config/sh/sh64.h: Delete.
20080 * config/sh/shmedia.h: Likewise.
20081 * config/sh/shmedia.md: Likewise.
20082 * config/sh/sshmedia.h: Likewise.
20083 * config/sh/t-netbsd-sh5-64: Likewise.
20084 * config/sh/t-sh64: Likewise.
20085 * config/sh/ushmedia.h: Likewise.
20087 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
20089 * config/i386/i386.md (sign_extend to memory peephole2s): Use
20090 general_reg_operand instead of register_operand predicate.
20092 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20094 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
20096 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
20098 * match.pd (A - B > A, A + B < A): New transformations.
20100 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
20102 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
20103 which defaults to true. Emit an outer pair of parentheses only if
20104 EMIT_PARENS. When continuing a chain of && or || (or & or |),
20105 don't emit parentheses for the right-hand operand.
20107 2016-04-27 Jeff Law <law@redhat.com>
20109 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
20111 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20113 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
20114 (altivec_lvx_<mode>_internal): Document.
20115 (altivec_lvx_<mode>_2op): New define_insn.
20116 (altivec_lvx_<mode>_1op): Likewise.
20117 (altivec_lvx_<mode>_2op_si): Likewise.
20118 (altivec_lvx_<mode>_1op_si): Likewise.
20119 (altivec_stvx_<mode>): Remove.
20120 (altivec_stvx_<mode>_internal): Document.
20121 (altivec_stvx_<mode>_2op): New define_insn.
20122 (altivec_stvx_<mode>_1op): Likewise.
20123 (altivec_stvx_<mode>_2op_si): Likewise.
20124 (altivec_stvx_<mode>_1op_si): Likewise.
20125 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20126 Expand vec_ld and vec_st during parsing.
20127 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
20129 (altivec_expand_stvx_be): Likewise.
20130 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
20131 address-masking behavior in RTL.
20132 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
20133 address-masking behavior in RTL.
20134 (altivec_expand_builtin): Change builtin code arguments for calls
20135 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
20136 (insn_is_swappable_p): Avoid incorrect swap optimization in the
20137 presence of lvx/stvx patterns.
20138 (alignment_with_canonical_addr): New function.
20139 (alignment_mask): Likewise.
20140 (find_alignment_op): Likewise.
20141 (recombine_lvx_pattern): Likewise.
20142 (recombine_stvx_pattern): Likewise.
20143 (recombine_lvx_stvx_patterns): Likewise.
20144 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
20145 stvx patterns from expand.
20146 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
20148 (vector_altivec_store_<mode>): Likewise.
20150 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
20152 * config/aarch64/aarch64.md
20153 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
20154 remove the "fp" attributes.
20155 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
20156 add the "simd" attributes.
20157 (*movdf_aarch64): Likewise.
20158 (*movtf_aarch64): Remove the "fp" attributes.
20159 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
20160 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
20162 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20164 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
20165 rtx to rtx_code_label *.
20166 * rtl.h (maybe_set_first_label_num): Likewise.
20168 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20170 * df-core.c (df_add_problem): Make the problem param be const.
20171 (df_remove_problem): Make local "problem" be const.
20172 * df-problems.c (problem_RD): Make const.
20173 (problem_LR): Likewise.
20174 (problem_LIVE): Likewise.
20175 (problem_MIR): Likewise.
20176 (problem_CHAIN): Likewise.
20177 (problem_WORD_LR): Likewise.
20178 (problem_NOTE): Likewise.
20179 (problem_MD): Likewise.
20180 * df-scan.c (problem_SCAN): Likewise.
20181 * df.h (struct df_problem): Make field "dependent_problem" be
20183 (struct dataflow): Likewise for field "problem".
20184 (df_add_problem): Make param const.
20186 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
20188 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
20189 inter-unit moves to/from vector registers are enabled. Do not disable
20192 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20194 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
20195 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
20197 (enum df_problem_id): ...this new enum.
20198 (struct df_problem): Convert field "id" from "int" to
20199 enum df_problem_id.
20201 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20203 * rtl.def: Update comment for "things in the instruction chain" to
20204 reflect the removal of the leading "i" field for INSN_UID in
20205 r210360. Fix bogus apostrophe.
20207 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
20209 * config/i386/i386.md
20210 (lea arith with mem operand + setcc peephole2): Set operator mode.
20212 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
20215 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
20216 (dimode_scalar_to_vector_candidate_p): This.
20217 (timode_scalar_to_vector_candidate_p): New function.
20218 (scalar_to_vector_candidate_p): Likewise.
20219 (timode_check_non_convertible_regs): Likewise.
20220 (timode_remove_non_convertible_regs): Likewise.
20221 (remove_non_convertible_regs): Likewise.
20222 (remove_non_convertible_regs): Renamed to ...
20223 (dimode_remove_non_convertible_regs): This.
20224 (scalar_chain::~scalar_chain): Make it virtual.
20225 (scalar_chain::compute_convert_gain): Make it pure virtual.
20226 (scalar_chain::mark_dual_mode_def): Likewise.
20227 (scalar_chain::convert_insn): Likewise.
20228 (scalar_chain::convert_registers): Likewise.
20229 (scalar_chain::add_to_queue): Make it protected.
20230 (scalar_chain::emit_conversion_insns): Likewise.
20231 (scalar_chain::replace_with_subreg): Likewise.
20232 (scalar_chain::replace_with_subreg_in_insn): Likewise.
20233 (scalar_chain::convert_op): Likewise.
20234 (scalar_chain::convert_reg): Likewise.
20235 (scalar_chain::make_vector_copies): Likewise.
20236 (scalar_chain::convert_registers): New pure virtual function.
20237 (class dimode_scalar_chain): New class.
20238 (class timode_scalar_chain): Likewise.
20239 (scalar_chain::mark_dual_mode_def): Renamed to ...
20240 (dimode_scalar_chain::mark_dual_mode_def): This.
20241 (timode_scalar_chain::mark_dual_mode_def): New function.
20242 (timode_scalar_chain::convert_insn): Likewise.
20243 (dimode_scalar_chain::convert_registers): Likewise.
20244 (scalar_chain::compute_convert_gain): Renamed to ...
20245 (dimode_scalar_chain::compute_convert_gain): This.
20246 (scalar_chain::replace_with_subreg): Renamed to ...
20247 (dimode_scalar_chain::replace_with_subreg): This.
20248 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
20249 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
20250 (scalar_chain::make_vector_copies): Renamed to ...
20251 (dimode_scalar_chain::make_vector_copies): This.
20252 (scalar_chain::convert_reg): Renamed to ...
20253 (dimode_scalar_chain::convert_reg ): This.
20254 (scalar_chain::convert_op): Renamed to ...
20255 (dimode_scalar_chain::convert_op): This.
20256 (scalar_chain::convert_insn): Renamed to ...
20257 (dimode_scalar_chain::convert_insn): This.
20258 (scalar_chain::convert): Call convert_registers.
20259 (convert_scalars_to_vector): Change to scalar_chain pointer to
20260 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
20261 in 32-bit mode. Delete scalar_chain pointer. Call
20262 free_dominance_info in 64-bit mode.
20263 (pass_stv::gate): Remove TARGET_64BIT check.
20264 (ix86_option_override): Put the 64-bit STV pass before the CSE
20267 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
20269 * dwarf2out.h (struct dw_loc_descr_node): Remove the
20270 dw_loc_frame_offset field.
20271 * dwarf2out.c (new_loc_descr): Likewise.
20272 (resolve_args_picking_1): Turn the VISITED hash set into a
20273 FRAME_OFFSET hash map. Use it to associate a frame offset to
20274 visited nodes. Remove uses of the CHECKING_P macro.
20275 (resolve_args_picking): Update call to resolve_args_picking_1.
20277 2016-04-27 Martin Liska <mliska@suse.cz>
20279 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
20280 (free_loop_data): Release vuses of groups.
20282 2016-04-27 Bin Cheng <bin.cheng@arm.com>
20284 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
20285 instead of redundant use_id and boolean have_use_for.
20286 (struct iv_use): Change sub_id into group_id. Remove field next.
20287 Move fields: related_cands, n_map_members, cost_map and selected
20289 (struct iv_group): ... here. New structure.
20290 (struct iv_common_cand): Use structure declaration directly.
20291 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
20292 (MAX_CONSIDERED_USES): Rename macro to ...
20293 (MAX_CONSIDERED_GROUPS): ... here.
20294 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
20295 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
20296 (dump_uses): Rename to ...
20297 (dump_groups): ... here. Update all uses.
20298 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
20299 (find_induction_variables): Refactor format of dump information.
20300 (record_sub_use): Delete.
20301 (record_use): Update all uses.
20302 (record_group): New function.
20303 (record_group_use, find_interesting_uses_op): Call above functions.
20305 (find_interesting_uses_cond): Ditto.
20306 (group_compare_offset): New function.
20307 (split_all_small_groups): Rename to ...
20308 (split_small_address_groups_p): ... here. Update all uses.
20309 (split_address_groups): Update all uses.
20310 (find_interesting_uses): Refactor format of dump information.
20311 (add_candidate_1): Update all uses. Remove redundant check on iv,
20313 (add_candidate, record_common_cand): Remove redundant assert.
20314 (add_iv_candidate_for_biv): Update use.
20315 (add_iv_candidate_derived_from_uses): Update all uses.
20316 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
20317 (alloc_use_cost_map): Ditto.
20318 (set_use_iv_cost, get_use_iv_cost): Rename to ...
20319 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
20320 (determine_use_iv_cost_generic): Ditto.
20321 (determine_group_iv_cost_generic): Ditto.
20322 (determine_use_iv_cost_address): Ditto.
20323 (determine_group_iv_cost_address): Ditto.
20324 (determine_use_iv_cost_condition): Ditto.
20325 (determine_group_iv_cost_cond): Ditto.
20326 (determine_use_iv_cost): Ditto.
20327 (determine_group_iv_cost): Ditto.
20328 (set_autoinc_for_original_candidates): Update all uses.
20329 (find_iv_candidates): Update all uses. Refactor dump information.
20330 (determine_use_iv_costs): Ditto.
20331 (determine_iv_costs): Ditto.
20332 (iv_ca_cand_for_use): Rename to ...
20333 (iv_ca_cand_for_group): ... here. Update all uses.
20334 (iv_ca_add_use, iv_ca_add_group): Ditto.
20335 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
20336 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
20337 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
20338 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
20339 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
20340 (create_new_iv, adjust_iv_update_pos): Ditto.
20341 (rewrite_use_address): Delete.
20342 (rewrite_use_address_1): Rename to ...
20343 (rewrite_use_address): ... here.
20344 (rewrite_use_compare): Update all uses.
20345 (rewrite_use): Delete.
20346 (rewrite_uses): Rename to ...
20347 (rewrite_groups): ... here. Update all uses.
20348 (remove_unused_ivs, free_loop_data): Update all uses.
20349 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
20351 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20353 * rtlanal.c (nonzero_bits1): Convert preprocessor check
20354 for WORD_REGISTER_OPERATIONS to runtime check.
20356 2016-04-27 Richard Biener <rguenther@suse.de>
20359 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
20360 aggregate_value_p to determine if a function result is
20361 returned by reference.
20362 (ipa_pta_execute): Functions having their address taken are
20363 not automatically nonlocal.
20365 2016-04-27 Jakub Jelinek <jakub@redhat.com>
20368 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
20369 * fold-const.c (operand_equal_p): If flag_checking and
20370 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
20371 and if it returns non-zero, assert iterative_hash_expr on both
20374 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
20376 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
20378 2016-04-27 Nick Clifton <nickc@redhat.com>
20380 PR middle-end/49889
20381 * varasm.c (merge_weak): Generate an error if an attempt is made
20382 to convert a non-weak static function into a weak, public function.
20384 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20386 * params.def (MAX_PARTITION_SIZE): New param.
20387 * doc/invoke.texi: Document lto-max-partition.
20389 2016-04-27 Richard Biener <rguenther@suse.de>
20392 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
20393 function cummulating used_from_other_partition, externally_visible
20394 and force_output from aliases.
20395 (refered_from_nonlocal_var): Likewise.
20396 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
20397 node flags properly.
20399 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
20401 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
20402 (-Wmemset-elt-size): New item.
20404 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
20407 * stor-layout.h (internal_reference_types): Delete.
20408 * stor-layout.c (reference_types_internal): Likewise.
20409 (internal_reference_types): Likewise.
20410 (layout_type) <REFERENCE_TYPE>: Adjust.
20412 2016-04-27 Jakub Jelinek <jakub@redhat.com>
20415 * tree.h (inchash::add_expr): Add FLAGS argument.
20416 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
20417 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
20418 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
20419 Formatting fix. Adjust recursive calls. For tcc_comparison,
20420 if swap_tree_comparison (code) is smaller than code, hash that
20421 and arguments in the other order. Hash CONVERT_EXPR the same
20422 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
20423 of ADDR_EXPR of decl as the decl itself. Add or remove
20424 OEP_ADDRESS_OF from recursive flags as needed. For
20425 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
20426 operands commutatively and only the third one normally.
20427 For internal CALL_EXPR hash in CALL_EXPR_IFN.
20429 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
20431 * config/rtems.h (LIB_SPEC): Add -latomic.
20433 2016-04-27 Joel Sherrill <joel@rtems.org>
20435 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
20436 xilink.ld and flags not relevant to RTEMS.
20438 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
20440 * toplev.c (backend_init_target): Avoid calling init_reload when using
20443 2016-04-26 Jakub Jelinek <jakub@redhat.com>
20445 * reorg.c (try_merge_delay_insns): Declare i and j inside the
20446 for loops rather than one for the whole function.
20448 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
20450 * match.pd (X + CST CMP X): New transformation.
20452 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
20454 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
20455 * fold-const.c (fold_binary_loc): Remove 2 transformations
20456 superseded by match.pd.
20457 * match.pd (x+x -> x*2): Generalize to integers.
20459 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
20461 * config/i386/i386.md (operation on memory peephole): Duplicate an
20462 existing peephole and adapt it to match lea rather than an operation
20465 PR rtl-optimization/57193
20466 * opts.c (default_options_table): Add OPT_frename_registers at -O2
20468 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
20470 2016-04-26 Bin Cheng <bin.cheng@arm.com>
20472 * tree-if-conv.c (any_pred_load_store): New static variable.
20473 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
20474 any_pred_load_store instead of and_mask_load_store.
20475 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
20476 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
20477 (combine_blocks, tree_if_conversion): Ditto.
20479 2016-04-26 Bin Cheng <bin.cheng@arm.com>
20481 PR tree-optimization/70771
20482 PR tree-optimization/70775
20483 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
20484 virtual PHI nodes. Delete parameter.
20485 (if_convertible_loop_p_1): Delete argument to above function.
20486 (predicate_all_scalar_phis): Delete code handling single-argument
20488 (tree_if_conversion): Mark and update virtual SSA.
20490 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20493 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
20494 (x86_elf_aligned_common): Rename to ...
20495 (x86_elf_aligned_decl_common): ... this.
20496 Add decl arg. Switch to .lbss for largecomm object. Use
20497 LARGECOMM_SECTION_ASM_OP.
20498 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
20500 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
20501 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
20503 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
20504 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
20506 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20509 * config/i386/i386.c (SECTION_LARGE): Define.
20510 (x86_64_elf_select_section): Set it for large data/bss sections.
20511 Only clear SECTION_WRITE for .lrodata.
20512 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
20514 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
20515 * varasm.c (default_elf_asm_named_section): Grow flagchars.
20516 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
20518 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
20519 * doc/tm.texi: Regenerate.
20521 2016-04-26 Jakub Jelinek <jakub@redhat.com>
20524 * configure.ac (--enable-checking): Document extra flag, for
20525 non-release builds default to --enable-checking=yes,extra.
20526 If misc checking and extra checking, define CHECKING_P to 2 instead
20528 * common.opt (fchecking=): Add.
20529 * doc/invoke.texi (-fchecking=): Document.
20530 * doc/install.texi: Document --enable-checking changes.
20531 * configure: Regenerated.
20532 * config.in: Regenerated.
20534 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20536 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
20537 attribute instead of which_alternative.
20538 * config/i386/sse.md (*mov<mode>_internal): Ditto.
20539 Use EXT_REX_SSE_REG_P where appropriate.
20541 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20543 * config/i386/predicates.md (const0_operand): Do not match
20544 const_wide_int code.
20545 (const1_operand): Ditto.
20547 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20549 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
20550 for SSE constm1 operands and TARGET_AVX512VL.
20551 (*movti_internal): Ditto.
20552 (*mov<mode>_or): Use constm1_operand predicate.
20553 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
20554 for SSE vector_all_ones operands and TARGET_AVX512VL.
20555 * config/i386/predicates.md (constm1_operand): New predicate.
20556 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
20557 emission of constant -1 load.
20559 2016-04-25 Jason Merrill <jason@redhat.com>
20561 * gdbinit.in: Skip is-a.h.
20563 * attribs.c (register_scoped_attributes): Fix logic.
20564 * attribs.h: Declare register_scoped_attributes.
20566 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20568 * config/rs6000/rs6000-builtin.def: Correct pasto error for
20569 stxvd2x and stxvw4x built-in functions.
20571 2016-04-25 DJ Delorie <dj@redhat.com>
20573 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
20574 (ashrhi3): Likewise.
20575 (lshrhi3): Likewise.
20577 2016-04-25 Richard Biener <rguenther@suse.de>
20579 PR tree-optimization/70780
20580 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
20581 wasn't visited yet.
20582 (compute_antic): Mark blocks with abnormal preds as visited as
20583 they have a final empty antic-in solution already.
20585 2016-04-25 Michael Collison <michael.collison@linaro.org>
20587 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
20589 2016-04-25 Michael Collison <michael.collison@linaro.org>
20591 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
20592 mode is VQI to improve mixed mode vectorization.
20593 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
20594 define_insn to match low half of signed vaddw.
20595 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
20596 define_insn to match high half of signed vaddw.
20597 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
20598 define_insn to match low half of unsigned vaddw.
20599 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
20600 define_insn to match high half of unsigned vaddw.
20601 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
20602 (arm_simd_check_vect_par_cnst_half_p): Likewise.
20603 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
20605 (arm_simd_check_vect_par_cnst_half_p): Likewise.
20606 * config/arm/predicates.md (vect_par_constant_high): Support
20607 big endian and simplify by calling
20608 arm_simd_check_vect_par_cnst_half
20609 (vect_par_constant_low): Likewise.
20611 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20613 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
20614 predicate for operand 2.
20616 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
20617 H.J. Lu <hongjiu.lu@intel.com>
20619 * config/i386/i386-protos.h (standard_sse_constant_p): Add
20620 machine_mode argument.
20621 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
20622 constm1_rtx operands. For VOIDmode constants, get mode from
20623 pred_mode. Check mode size if the mode is supported by ABI.
20624 (standard_sse_constant_opcode): Do not use standard_constant_p.
20625 Strictly check ABI support for all-ones operands.
20626 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
20627 immediates. Update calls to standard_sse_constant_p.
20628 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
20629 (ix86_rtx_costs): Ditto.
20630 * config/i386/i386.md (*movxi_internal_avx512f): Use
20631 nonimmediate_or_sse_const_operand instead of vector_move_operand.
20632 Use (v,BC) alternative instead of (v,C). Use register_operand
20633 checks instead of MEM_P.
20634 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
20635 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
20636 isa attribute. Use register_operand checks instead of MEM_P.
20637 (*movti_internal): Use nonimmediate_or_sse_const_operand for
20638 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
20639 alternative and corresponding sse2 isa attribute.
20640 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
20641 to standard_sse_constant_p.
20642 (FP constant splitters): Ditto.
20643 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
20645 * config/i386/predicates.md (constm1_operand): Remove.
20646 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
20647 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
20648 vector_all_ones_operand instead of constm1_operand.
20650 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20652 * print-rtl.c (print_rtx_insn_vec): New function.
20653 * print-rtl.h: New prototype.
20654 * store-motion.c (struct st_expr): Make avail_stores a vector.
20655 (st_expr_entry): Adjust.
20656 (free_st_expr_entry): Likewise.
20657 (print_store_motion_mems): Likewise.
20658 (find_moveable_store): Likewise.
20659 (compute_store_table): Likewise.
20660 (delete_store): Likewise.
20661 (build_store_vectors): Likewise.
20663 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20665 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
20667 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20669 * vec.h (vec_safe_contains): New function.
20670 (vec::contains): Likewise.
20671 (vec::begin): Likewise.
20672 (vec::end): Likewise.
20674 2016-04-23 Jakub Jelinek <jakub@redhat.com>
20677 * cfgexpand.c (expand_stack_vars): Fix typo.
20679 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
20681 * system.h (list, map, set, vector): Include conditionally.
20682 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
20683 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
20684 * ipa-icf.c (INCLUDE_LIST): Define.
20685 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
20686 * config/sh/sh.c (INCLUDE_VECTOR): Define.
20687 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
20688 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
20689 * cp/logic.cc (INCLUDE_LIST): Define.
20690 * fortran/trans-common.c (INCLUDE_MAP): Define.
20692 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
20694 * auto-profile.c: Remove <string.h> include.
20695 * ipa-icf-gimple.c: Remove <list> include.
20696 * diagnostic.c: Remove <new> include.
20697 * genmatch.c: Likewise.
20698 * pretty-print.c: Likewise.
20699 * toplev.c: Likewise
20700 * c/c-objc-common.c: Likewise.
20701 * cp/error.c: Likewise.
20702 * fortran/error.c: Likewise.
20704 2016-04-22 Richard Biener <rguenther@suse.de>
20706 * lto-streamer-in.c (input_ssa_names): Do not allocate
20707 GIMPLE_NOP for all SSA names.
20708 * lto-streamer-out.c (output_ssa_names): Do not output
20709 SSA names that should have been released.
20711 2016-04-22 Richard Biener <rguenther@suse.de>
20713 PR tree-optimization/70740
20714 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
20717 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
20720 * config/i386/predicates.md (call_insn_operand): Replace
20721 sibcall_memory_operand with memory_operand.
20723 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
20725 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
20726 has_single_use() tests.
20727 (register_edge_assert_for_1): Likewise.
20728 (find_assert_locations_1): Check the liveness bitmap instead of
20729 checking has_single_use().
20731 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
20734 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
20735 Extract AVX-512BW constraint from AVX.
20737 2016-04-21 Richard Biener <rguenther@suse.de>
20739 PR tree-optimization/70725
20740 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
20741 for phi_convertible_by_degenerating_args.
20742 (predicate_all_scalar_phis): Handle single-argument PHIs.
20744 2016-04-21 Richard Biener <rguenther@suse.de>
20746 PR middle-end/70747
20747 * fold-const.c (fold_comparison): Return properly typed
20750 2016-04-21 Bin Cheng <bin.cheng@arm.com>
20752 PR tree-optimization/70715
20753 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
20754 after expanding BASE using expand_simple_operations.
20756 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
20758 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
20759 New transformations.
20761 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
20763 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
20765 2016-04-20 Jan Hubicka <jh@suse.cz>
20767 * ipa-inline.c (can_inline_edge_p): Pass caller info to
20768 ultiimate_alias_target.
20769 (update_callee_keys): Likewise.
20770 (lookup_recursive_calls): Likewise.
20771 (speculation_useful_p): Likewise.
20773 2016-04-20 Jan Hubicka <jh@suse.cz>
20776 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
20777 (set_nothrow_flag_1): ... this; handle interposition correctly;
20778 recurse on aliases and thunks.
20779 (cgraph_node::set_nothrow_flag): New.
20780 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
20781 functions compiled with non-call exceptions that binds to current
20783 (propagate_nothrow): Be safe WRT interposition.
20784 * cgraph.h (set_nothrow_flag): Update prototype.
20786 2016-04-18 Jan Hubicka <jh@suse.cz>
20788 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20789 max_loop_iterations_int.
20790 (tree_unswitch_outer_loop): Likewise.
20792 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20794 PR tree-optimization/69489
20795 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
20796 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
20797 Revise dump message.
20798 (if_convertible_bb_p): Remove check on edge count of basic block's
20801 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20803 PR tree-optimization/56625
20804 PR tree-optimization/69489
20805 * tree-data-ref.h (DR_INNERMOST): New macro.
20806 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
20807 hashing struct innermost_loop_behavior.
20808 (ref_DR_map): Remove.
20809 (innermost_DR_map): New map.
20810 (baseref_DR_map): Revise comment.
20811 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
20812 to innermost_DR_map accroding to its innermost loop behavior.
20813 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
20814 to its innermost loop behavior.
20815 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
20816 Add initialization for innermost_DR_map. Record memory reference
20817 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
20818 have innermost loop behavior.
20819 (if_convertible_loop_p): Remove release for ref_DR_map. Release
20822 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
20824 * config/i386/i386.md (*lea<mode>_general_1): Rename from
20825 *lea_general_1. Use explicit SWI12 mode interator.
20826 (*lea<mode>_general_2): Rename from *lea_general_2.
20827 Use explicit SWI12 mode interator.
20828 (*lea<mode>_general_3): Rename from *lea_general_3.
20829 Use explicit SWI12 mode interator.
20830 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
20831 Use explicit SWI12 mode interator.
20832 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
20833 Use explicit SWI48 mode interator.
20835 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20837 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20838 Short-cut unaligned load and store cases. Handle all integer
20840 (ix86_expand_vector_move_misalign): Short-cut unaligned load
20841 and store cases. Call ix86_avx256_split_vector_move_misalign
20842 directly without checking mode class.
20844 2016-04-20 Andrew Pinski <apinski@cavium.com>
20845 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20848 * config/aarch64/aarch64.md (sibcall): Force call
20849 address to be DImode for ILP32.
20850 (sibcall_value): Likewise.
20852 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20854 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
20856 2016-04-20 Richard Biener <rguenther@suse.de>
20858 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
20859 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
20860 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
20861 (maybe_push_res_to_seq): Adjust.
20862 * gimple-fold.c (maybe_build_generic_op): Likewise.
20864 2016-04-20 Marek Polacek <polacek@redhat.com>
20866 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
20869 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
20871 * config/i386/sse.md (vec_unpacks_lo_hi): Always
20872 use kmovw to support AVX512F target.
20874 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20876 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
20878 2016-04-20 Marek Polacek <polacek@redhat.com>
20880 PR tree-optimization/70725
20881 * tree-if-conv.c (is_false_predicate): New function.
20882 (predicate_mem_writes): Use it.
20884 2016-04-20 Richard Biener <rguenther@suse.de>
20886 PR tree-optimization/70726
20887 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
20888 shift amounts from a pattern stmt operand.
20890 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20893 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
20894 stack_restore_from_fpr pattern when restoring r15.
20895 (s390_optimize_prologue): Strip away the memory barrier in the
20896 parallel when trying to get rid of restore insns.
20897 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
20898 definition for loading the stack pointer from an FPR. Compared to
20899 the normal move insn this pattern includes a full memory barrier.
20901 2016-04-19 Jakub Jelinek <jakub@redhat.com>
20903 PR middle-end/70680
20904 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
20905 implicitly linear or lastprivate iterator on the outer context.
20907 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20909 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
20911 * config/i386/i386.md (ssememalign): Removed.
20912 * config/i386/sse.md: Remove ssememalign attribute from patterns.
20914 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20917 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
20918 const short * to __builtin_ia32_loaddquhi512_mask.
20919 (_mm512_maskz_loadu_epi16): Likewise.
20920 (_mm512_mask_storeu_epi16): Pass short * to
20921 __builtin_ia32_storedquhi512_mask.
20922 (_mm512_mask_loadu_epi8): Pass const char * to
20923 __builtin_ia32_loaddquqi512_mask.
20924 (_mm512_maskz_loadu_epi8): Likewise.
20925 (_mm512_mask_storeu_epi8): Pass char * to
20926 __builtin_ia32_storedquqi512_mask.
20927 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
20928 const double * to __builtin_ia32_loadupd512_mask.
20929 (_mm512_mask_loadu_pd): Likewise.
20930 (_mm512_maskz_loadu_pd): Likewise.
20931 (_mm512_storeu_pd): Pass double * to
20932 __builtin_ia32_storeupd512_mask.
20933 (_mm512_mask_storeu_pd): Likewise.
20934 (_mm512_loadu_ps): Pass const float * to
20935 __builtin_ia32_loadups512_mask.
20936 (_mm512_mask_loadu_ps): Likewise.
20937 (_mm512_maskz_loadu_ps): Likewise.
20938 (_mm512_storeu_ps): Pass float * to
20939 __builtin_ia32_storeups512_mask.
20940 (_mm512_mask_storeu_ps): Likewise.
20941 (_mm512_mask_loadu_epi64): Pass const long long * to
20942 __builtin_ia32_loaddqudi512_mask.
20943 (_mm512_maskz_loadu_epi64): Likewise.
20944 (_mm512_mask_storeu_epi64): Pass long long *
20945 to __builtin_ia32_storedqudi512_mask.
20946 (_mm512_loadu_si512): Pass const int * to
20947 __builtin_ia32_loaddqusi512_mask.
20948 (_mm512_mask_loadu_epi32): Likewise.
20949 (_mm512_maskz_loadu_epi32): Likewise.
20950 (_mm512_storeu_si512): Pass int * to
20951 __builtin_ia32_storedqusi512_mask.
20952 (_mm512_mask_storeu_epi32): Likewise.
20953 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
20954 char * to __builtin_ia32_storedquqi256_mask.
20955 (_mm_mask_storeu_epi8): Likewise.
20956 (_mm256_mask_loadu_epi16): Pass const short * to
20957 __builtin_ia32_loaddquhi256_mask.
20958 (_mm256_maskz_loadu_epi16): Likewise.
20959 (_mm_mask_loadu_epi16): Pass const short * to
20960 __builtin_ia32_loaddquhi128_mask.
20961 (_mm_maskz_loadu_epi16): Likewise.
20962 (_mm256_mask_loadu_epi8): Pass const char * to
20963 __builtin_ia32_loaddquqi256_mask.
20964 (_mm256_maskz_loadu_epi8): Likewise.
20965 (_mm_mask_loadu_epi8): Pass const char * to
20966 __builtin_ia32_loaddquqi128_mask.
20967 (_mm_maskz_loadu_epi8): Likewise.
20968 (_mm256_mask_storeu_epi16): Pass short * to.
20969 __builtin_ia32_storedquhi256_mask.
20970 (_mm_mask_storeu_epi16): Pass short * to.
20971 __builtin_ia32_storedquhi128_mask.
20972 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
20973 const double * to __builtin_ia32_loadupd256_mask.
20974 (_mm256_maskz_loadu_pd): Likewise.
20975 (_mm_mask_loadu_pd): Pass onst double * to
20976 __builtin_ia32_loadupd128_mask.
20977 (_mm_maskz_loadu_pd): Likewise.
20978 (_mm256_mask_storeu_pd): Pass double * to
20979 __builtin_ia32_storeupd256_mask.
20980 (_mm_mask_storeu_pd): Pass double * to
20981 __builtin_ia32_storeupd128_mask.
20982 (_mm256_mask_loadu_ps): Pass const float * to
20983 __builtin_ia32_loadups256_mask.
20984 (_mm256_maskz_loadu_ps): Likewise.
20985 (_mm_mask_loadu_ps): Pass const float * to
20986 __builtin_ia32_loadups128_mask.
20987 (_mm_maskz_loadu_ps): Likewise.
20988 (_mm256_mask_storeu_ps): Pass float * to
20989 __builtin_ia32_storeups256_mask.
20990 (_mm_mask_storeu_ps): ass float * to
20991 __builtin_ia32_storeups128_mask.
20992 (_mm256_mask_loadu_epi64): Pass const long long * to
20993 __builtin_ia32_loaddqudi256_mask.
20994 (_mm256_maskz_loadu_epi64): Likewise.
20995 (_mm_mask_loadu_epi64): Pass const long long * to
20996 __builtin_ia32_loaddqudi128_mask.
20997 (_mm_maskz_loadu_epi64): Likewise.
20998 (_mm256_mask_storeu_epi64): Pass long long * to
20999 __builtin_ia32_storedqudi256_mask.
21000 (_mm_mask_storeu_epi64): Pass long long * to
21001 __builtin_ia32_storedqudi128_mask.
21002 (_mm256_mask_loadu_epi32): Pass const int * to
21003 __builtin_ia32_loaddqusi256_mask.
21004 (_mm256_maskz_loadu_epi32): Likewise.
21005 (_mm_mask_loadu_epi32): Pass const int * to
21006 __builtin_ia32_loaddqusi128_mask.
21007 (_mm_maskz_loadu_epi32): Likewise.
21008 (_mm256_mask_storeu_epi32): Pass int * to
21009 __builtin_ia32_storedqusi256_mask.
21010 (_mm_mask_storeu_epi32): Pass int * to
21011 __builtin_ia32_storedqusi128_mask.
21012 * config/i386/i386-builtin-types.def (PCSHORT): New.
21013 (PINT64): Likewise.
21014 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
21015 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
21016 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
21017 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
21018 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
21019 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
21020 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
21021 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
21022 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
21023 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
21024 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
21025 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
21026 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
21027 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
21028 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
21029 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
21030 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
21031 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
21032 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
21033 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
21034 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
21035 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
21036 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
21037 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
21038 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
21039 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
21040 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
21041 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
21042 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
21043 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
21044 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
21045 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
21046 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
21047 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
21048 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
21049 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
21050 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
21051 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
21052 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
21053 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
21054 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
21055 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
21056 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
21057 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
21058 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
21059 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
21060 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
21061 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
21062 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
21064 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
21065 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
21067 (ix86_expand_vector_move_misalign): Likewise.
21068 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
21069 to scalar function prototype for unaligned load/store builtins.
21070 (ix86_expand_special_args_builtin): Updated.
21071 * config/i386/sse.md (UNSPEC_LOADU): Removed.
21072 (UNSPEC_STOREU): Likewise.
21073 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
21074 (VI_ULOADSTORE_F_AVX512VL): Likewise.
21075 (ssescalarsize): Handle V4TI, V2TI and V1TI.
21076 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
21077 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
21078 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
21079 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
21080 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
21081 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
21082 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
21083 (<avx512>_storedqu<mode>_mask): Likewise.
21084 (*sse4_2_pcmpestr_unaligned): Likewise.
21085 (*sse4_2_pcmpistr_unaligned): Likewise.
21086 (*mov<mode>_internal): Renamed to ...
21087 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
21088 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
21089 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
21090 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
21092 2016-04-19 Richard Biener <rguenther@suse.de>
21094 PR tree-optimization/70171
21095 * tree-ssa-phiprop.c: Include stor-layout.h.
21096 (phiprop_insert_phi): Handle the aggregate copy case.
21097 (propagate_with_phi): Likewise.
21099 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
21101 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
21102 instead of simplify_gen_subreg (... , 0).
21103 (ix86_delegitimize_address): Ditto.
21104 (ix86_split_divmod): Ditto.
21105 (ix86_split_copysign_const): Ditto.
21106 (ix86_split_copysign_var): Ditto.
21107 (ix86_expand_args_builtin): Ditto.
21108 (ix86_expand_round_builtin): Ditto.
21109 (ix86_expand_special_args_builtin): Ditto.
21110 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
21111 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
21112 (udivmodqi4): Ditto.
21113 (absneg splitters): Ditto.
21114 (*jcc_bt<mode>_1): Ditto.
21116 2016-04-19 Richard Biener <rguenther@suse.de>
21118 PR tree-optimization/70724
21119 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
21120 restoring out from ...
21121 (free_scc_vn): ... here.
21122 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
21123 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
21125 (pass_fre::execute): Restore SSA info.
21127 2016-04-19 Richard Biener <rguenther@suse.de>
21129 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
21130 * gimple-walk.c (walk_gimple_op): Initialize it.
21131 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
21132 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
21133 remapping SSA names of defs.
21134 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
21137 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
21139 PR middle-end/70689
21140 * lra-constraints.c (equiv_substition_p): New.
21141 (process_alt_operands): Use it.
21142 (swap_operands): Swap it.
21143 (curr_insn_transform): Update it.
21145 2016-04-18 Michael Matz <matz@suse.de>
21147 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
21148 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
21149 * tree-core.h (tree_type_common.align): Use bit-field.
21150 (tree_type_common.spare): New.
21151 (tree_decl_common.off_align): Make smaller.
21152 (tree_decl_common.align): Use bit-field.
21154 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
21155 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
21156 (scan_sharing_clauses): Ditto.
21157 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
21158 (omp_finish_file): Ditto.
21159 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
21160 (layout_decl): Ditto.
21161 (relayout_decl): Ditto.
21162 (finalize_record_size): Use SET_TYPE_ALIGN.
21163 (finalize_type_size): Ditto.
21164 (finish_builtin_struct): Ditto.
21165 (layout_type): Ditto.
21166 (initialize_sizetypes): Ditto.
21167 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
21168 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
21169 (lookup_field_for_decl): Use SET_DECL_ALIGN.
21170 (get_chain_field): Ditto.
21171 (get_trampoline_type): Ditto.
21172 (get_nl_goto_field): Ditto.
21173 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
21175 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
21176 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
21177 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
21178 (build_qualified_type): Use SET_TYPE_ALIGN.
21179 (build_aligned_type, build_range_type_1): Ditto.
21180 (build_atomic_base): Ditto.
21181 (build_common_tree_nodes): Ditto.
21182 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
21183 (expand_one_stack_var_at): Ditto.
21184 * coverage.c (build_var): Use SET_DECL_ALIGN.
21185 * except.c (init_eh): Ditto.
21186 * function.c (assign_parm_setup_block): Ditto.
21187 * symtab.c (increase_alignment_1): Ditto.
21188 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
21189 * tree-vect-stmts.c (ensure_base_align): Ditto.
21190 * varasm.c (align_variable): Ditto.
21191 (assemble_variable): Ditto.
21192 (build_constant_desc): Ditto.
21193 (output_constant_def_contents): Ditto.
21195 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
21196 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
21197 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
21198 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
21199 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
21201 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
21204 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
21205 replace %vmovsd with "%vmovq".
21206 (vec_concatv2df): Likewise.
21208 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
21210 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
21211 (*vec_extractv2si_0): Ditto.
21212 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
21213 (zero_extended_scalar_load_operand splitters): Ditto.
21214 (vec_extract splitters): Ditto.
21215 (*vec_extractv4si_0_zext): Ditto.
21216 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
21217 and lowpart_subreg.
21218 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
21219 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
21220 (*sse4_1_extractps): Use lowpart_subreg.
21221 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
21223 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21225 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
21227 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
21228 Mention Solaris 11 packaging changes.
21229 Update gas and gld requirements.
21230 Remove reference to pre-Solaris 10 bug.
21231 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
21233 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
21236 2016-04-17 Jan Hubicka <jh@suse.cz>
21238 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
21239 max_loop_iterations_int.
21241 2016-04-18 Richard Biener <rguenther@suse.de>
21243 PR tree-optimization/43434
21244 * tree-ssa-structalias.c (struct vls_data): New.
21245 (visit_loadstore): Handle all pointer-based accesses.
21246 (compute_dependence_clique): Compute a bitmap of restrict tags
21247 assigned bases and pass it to visit_loadstore.
21249 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
21252 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
21253 armv8.1-a and armv8.1-a+crc.
21255 2016-04-18 Richard Biener <rguenther@suse.de>
21257 PR tree-optimization/70701
21258 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
21259 references after translating through a memcpy.
21261 2016-04-18 Richard Biener <rguenther@suse.de>
21263 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
21264 (compute_antic): ... here. For partial antic use regular
21265 postorder and scrap iteration.
21266 (compute_partial_antic_aux): Remove unused return value.
21267 (init_pre): Do not allocate postorder.
21268 (fini_pre): Do not free postorder.
21270 2016-04-18 Richard Biener <rguenther@suse.de>
21272 PR middle-end/37870
21273 * expmed.c (extract_bit_field_1): Remove broken case
21274 using a wider MODE_INT mode.
21276 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
21278 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
21279 unless compiling with at least GCC-4.8.
21281 2016-04-17 Jan Hubicka <jh@suse.cz>
21284 * graphite.c (graphite_finalize): Update call to
21285 tree_estimate_probability.
21286 * predict.h (tree_estimate_probability): Update prototype.
21288 2016-04-17 Jan Hubicka <jh@suse.cz>
21290 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
21291 (tree_estimate_probability): Likewise.
21292 (pass_profile::execute): Update.
21293 (report_predictor_hitrates): New function.
21294 * profile.c (compute_branch_probabilities): Use it.
21295 * predict.h (report_predictor_hitrates): Declare.
21297 2016-04-17 Jan Hubicka <jh@suse.cz>
21300 * cgraph.h (cgraph_node::set_const_flag,
21301 cgraph_node::set_pure_flag): Update prototype to return bool;
21303 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
21304 of interposable symbol are interposable, too.
21305 (cgraph_set_const_flag_1): Rename to ...
21306 (set_const_flag_1): ... this one; change to self recursive function
21307 instead of call_for_symbol_thunks_and_aliases. Handle correctly
21308 clearnig the flag in all variants and also virtual thunks of const
21309 functions are pure; track if any change was done.
21310 (cgraph_node::set_const_flag): Update.
21311 (struct set_pure_flag_info): New struct.
21312 (cgraph_set_pure_flag_1): Rename to ...
21313 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
21314 rather than pointer encoded flags; track if any changes was done;
21315 handle correctly clearning flag and setting flag of aliases already
21317 (cgraph_node::set_pure_flag): Update.
21318 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
21320 2016-04-17 Tom de Vries <tom@codesourcery.com>
21323 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
21324 backslash in label.
21326 2016-04-17 Tom de Vries <tom@codesourcery.com>
21328 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
21329 '{}<> ' as escape-for-record.
21331 2016-04-17 Tom de Vries <tom@codesourcery.com>
21333 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
21336 2016-04-17 Tom de Vries <tom@codesourcery.com>
21339 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
21340 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
21341 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
21342 * passes.c (finish_optimization_passes): Only call
21343 finish_graph_dump_file if dfi->graph_dump_initialized.
21344 (execute_function_dump, pass_init_dump_file): Use
21345 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
21347 2016-04-17 Tom de Vries <tom@codesourcery.com>
21349 PR tree-optimization/70256
21350 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
21351 (debug_varmap): New function.
21353 2016-04-17 Tom de Vries <tom@codesourcery.com>
21356 * passes.c (pass_manager::register_pass): Propagate pflags.
21358 2016-04-17 Tom de Vries <tom@codesourcery.com>
21361 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
21362 * passes.c (pass_manager::pass_manager): Declare and init p_start in
21363 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
21364 check if it's equal to p_start.
21365 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
21367 2016-04-15 Jan Hubicka <jh@suse.cz>
21370 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
21371 function does not bind to current def.
21372 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
21373 handle conservatively calls to functions that does not need to bind
21375 (check_call): Update call of worse_state.
21376 (ignore_edge_for_nothrow): Update.
21377 (ignore_edge_for_pure_const): Likewise.
21378 (propagate_pure_const): Update calls to worse_state.
21379 (skip_function_for_local_pure_const): Reformat comments.
21381 2016-04-15 Jan Hubicka <jh@suse.cz>
21384 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
21385 (cgraph_node::function_symbol): Likewise.
21386 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
21387 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
21388 (symtab_node::ultimate_alias_target): Add REF parameter.
21389 (symtab_node::binds_to_current_def_p): Declare.
21390 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
21391 (cgraph_node::function_symbol): Likewise.
21392 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
21393 (cgraph_node::get_availability): Likewise.
21394 (cgraph_edge::binds_to_current_def_p): New inline function.
21395 (varpool_node::get_availability): Add REF parameter.
21396 (varpool_node::ultimate_alias_target): Likewise.
21397 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
21398 (symtab_node::binds_to_current_def_p): Likewise.
21399 * varpool.c (varpool_node::get_availability): Likewise.
21401 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
21404 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
21405 Fix mode size check.
21407 2016-04-15 Jakub Jelinek <jakub@redhat.com>
21409 * BASE-VER: Set to 7.0.0.
21411 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
21413 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
21415 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21417 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
21418 architecture revisions.
21420 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
21422 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
21423 * config/i386/i386.c (ix86_using_red_zone): No longer static.
21424 * config/i386/i386.md (stack decrement to push peepholes): Guard
21425 with !x86_using_red_zone ().
21427 2016-04-15 Jakub Jelinek <jakub@redhat.com>
21430 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
21431 to dump_generic_node.
21432 (NIY): Pass also flags to do_niy.
21434 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
21436 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
21437 (simd_clone_vector_of_formal_parm_types)
21438 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
21439 (simd_clone_mangle, simd_clone_create)
21440 (simd_clone_adjust_return_type, create_tmp_simd_array)
21441 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
21442 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
21443 (ipa_simd_modify_function_body, simd_clone_linear_addend)
21444 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
21445 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
21446 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
21447 * omp-simd-clone.c: ... this new file.
21448 (simd_clone_vector_of_formal_parm_types): Make it static.
21449 * Makefile.in (OBJS): Add omp-simd-clone.o.
21451 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
21454 * config/i386/sse.md: Use proper memory operand modifiers.
21457 2016-04-15 Richard Biener <rguenther@suse.de>
21458 Alan Modra <amodra@gmail.com>
21460 PR tree-optimization/70130
21461 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
21462 when alignment stays not the same and no not use the realign
21465 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
21468 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21469 direct move handlers for KFmode. Change TFmode handlers test from
21470 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
21472 2016-04-14 Jakub Jelinek <jakub@redhat.com>
21475 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
21476 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
21477 (inlined_polymorphic_ctor_dtor_block_p): Use it.
21478 * tree-ssa-live.c (remove_unused_scope_block_p): When
21479 in_ctor_dtor_block, avoid discarding not just BLOCKs with
21480 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
21481 block_ultimate_origin is FUNCTION_DECL.
21482 (remove_unused_locals): If current_function_decl is
21483 polymorphic_ctor_dtor_p, pass initial true to
21484 remove_unused_scope_block_p' is_ctor_dtor_block.
21486 2016-04-14 Martin Sebor <msebor@redhat.com>
21491 * doc/extend.texi (Variable Length): Revert.
21493 2016-04-14 Marek Polacek <polacek@redhat.com>
21494 Jan Hubicka <hubicka@ucw.cz>
21497 * tree.c (verify_type): Disable the canonical type of main variant
21500 2016-04-14 Jason Merrill <jason@redhat.com>
21502 * cfgexpand.c, expr.c: Revert previous change.
21504 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
21506 PR middle-end/70643
21507 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
21508 when building a mem ref for the incoming reduction variable.
21510 2016-04-14 Richard Biener <rguenther@suse.de>
21512 PR tree-optimization/70614
21513 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
21514 loop if the evolution dropped to chrec_dont_know.
21515 (interpret_condition_phi): Likewise.
21517 2016-04-14 Richard Biener <rguenther@suse.de>
21519 PR tree-optimization/70623
21520 * tree-ssa-pre.c (changed_blocks): Make global ...
21521 (compute_antic): ... local here. Move and fix worklist
21522 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
21523 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
21524 worklist handling, dump when ANTIC_IN changed.
21525 (compute_partial_antic_aux): Remove worklist handling.
21526 (init_pre): Do not compute post dominators. Add a comment about
21527 the CFG order chosen.
21528 (fini_pre): Do not free post dominators.
21530 2016-04-13 Martin Sebor <msebor@redhat.com>
21535 * doc/extend.texi (Variable Length): Document C++ specifics.
21537 2016-04-13 Jakub Jelinek <jakub@redhat.com>
21540 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
21541 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
21542 eh edges have been purged.
21545 * tree-sra.c (create_access_replacement,
21546 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
21548 * tree-pretty-print.c (dump_fancy_name): New function.
21549 (dump_decl_name, dump_generic_node): Use it.
21551 2016-04-13 Jason Merrill <jason@redhat.com>
21553 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
21554 * expr.c (expand_expr_real_1): Likewise.
21556 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
21558 * config/i386/i386.md (kunpckhi): Swap operands.
21559 (kunpcksi): Likewise.
21560 (kunpckdi): Likewise.
21561 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
21562 (vec_pack_trunc_<mode>): Likewise.
21564 2016-04-13 Jakub Jelinek <jakub@redhat.com>
21567 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
21569 PR middle-end/70633
21570 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
21571 gimplification turns some element into non-constant.
21574 * rtl.h (convert_memory_address_addr_space_1): New prototype.
21575 * explow.c (convert_memory_address_addr_space_1): No longer static,
21576 add NO_EMIT argument and don't call convert_modes if true, pass
21577 it down recursively, remove break after return.
21578 (convert_memory_address_addr_space): Adjust caller.
21579 * simplify-rtx.c (simplify_unary_operation_1): Call
21580 convert_memory_address_addr_space_1 instead of convert_memory_address,
21581 if it returns NULL, don't simplify.
21583 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
21586 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
21588 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21590 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21591 Bump the upper SIMDLEN limits, so that if the return type or
21592 characteristic type if the return type is void can be passed in
21593 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
21596 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21599 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
21600 Do not use "=" constraint on an input constraint.
21601 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
21602 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
21603 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
21604 generates (neg (abs ...)) instead of (abs ...).
21606 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21608 PR rtl-optimization/70596
21609 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
21610 just invalidate LRA data and reset them. Adjust dump wording.
21612 2016-04-12 Martin Liska <mliska@suse.cz>
21615 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21617 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
21619 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
21620 max_loop_iterations_int.
21621 (tree_unswitch_outer_loop): Likewise.
21622 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
21623 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
21625 2016-04-12 Tom de Vries <tom@codesourcery.com>
21627 PR tree-optimization/68756
21628 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
21629 instead of new_name.
21631 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21633 PR tree-optimization/70602
21634 * tree-sra.c (generate_subtree_copies): Don't write anything into
21635 constant pool decls.
21637 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
21638 regardless whether there are depend clauses or not.
21640 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21643 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
21644 target attribute and pragma from changing the -mfloat128
21645 and -mfloat128-hardware options.
21647 * doc/extend.texi (Additional Floating Types): Document PowerPC
21648 __float128 restrictions.
21650 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21653 * config/aarch64/driver-aarch64.c
21654 (aarch64_get_extension_string_for_isa_flags): New.
21655 (arch_extension): Rename to...
21656 (aarch64_arch_extension): ...This.
21657 (ext_to_feat_string): Rename to...
21658 (aarch64_extensions): ...This.
21659 (aarch64_core_data): Keep track of architecture extension flags.
21660 (cpu_data): Rename to...
21661 (aarch64_cpu_data): ...This.
21662 (aarch64_arch_driver_info): Keep track of architecture extension
21664 (get_arch_name_from_id): Rename to...
21665 (get_arch_from_id): ...This, change return type.
21666 (host_detect_local_cpu): Update and reformat for renames, handle
21667 extensions through common infrastructure.
21669 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21672 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
21673 track of a canonical flag name.
21674 (all_extensions): Likewise.
21675 (arch_to_arch_name): Also track extension flags enabled by the arch.
21676 (all_architectures): Likewise.
21677 (aarch64_parse_extension): Move to here.
21678 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
21680 (aarch64_rewrite_selected_cpu): Update for above change.
21681 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
21682 are handled, such that the single explicit value enabled by an
21683 extension is kept seperate from the implicit values it also enables.
21684 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
21686 (aarch64_parse_extension): New.
21687 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
21688 here to config/aarch64/aarch64-protos.h.
21689 (aarch64_parse_extension): Move from here to
21690 common/config/aarch64/aarch64-common.c.
21691 (aarch64_option_print): Update.
21692 (aarch64_declare_function_name): Likewise.
21693 (aarch64_start_file): Likewise.
21694 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
21695 the canonical flag for extensions.
21696 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
21699 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21701 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
21704 2016-04-09 Tom de Vries <tom@codesourcery.com>
21706 PR tree-optimization/68953
21707 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
21708 first to last subscript.
21710 2016-04-09 Jakub Jelinek <jakub@redhat.com>
21712 PR tree-optimization/70586
21713 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
21716 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
21720 PR tree-optimization/70373
21721 PR middle-end/70533
21722 PR middle-end/70534
21723 PR middle-end/70535
21724 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
21725 clauses for acc parallel reductions as necessary. Error on those
21727 * omp-low.c (scan_sharing_clauses): Don't install variables which
21728 are used in acc parallel reductions.
21729 (lower_rec_input_clauses): Remove dead code.
21730 (lower_oacc_reductions): Add support for reference reductions.
21731 (lower_reduction_clauses): Remove dead code.
21732 (lower_omp_target): Don't remap variables appearing in acc parallel
21734 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
21736 2016-04-08 Jakub Jelinek <jakub@redhat.com>
21738 PR middle-end/70593
21739 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
21740 with multiple SSA_NAME defs, force the outputs other than first
21741 to be live before calling live_track_process_def on each output.
21743 PR rtl-optimization/70574
21744 * fwprop.c (forward_propagate_and_simplify): Don't add
21745 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
21746 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
21747 paradoxical subregs within *loc.
21749 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
21751 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
21752 -ftree-parallelize-loops={0,1}.
21753 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
21754 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
21755 * config/ia64/hpux.h (LIB_SPEC): Likewise.
21756 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
21757 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
21759 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
21762 * asan.c (instrument_derefs): If we get unknown location, extract it
21763 with EXPR_LOCATION.
21764 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
21766 2016-04-08 Tom de Vries <tom@codesourcery.com>
21768 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
21769 implicit firstprivate clause.
21771 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21774 * config/arm/thumb2.md (tst + branch-> lsls + branch
21775 peephole below *orsi_not_shiftsi_si): Require that condition
21776 register is dead after the peephole.
21777 (second peephole after the above): Likewise.
21779 2016-04-08 Alan Modra <amodra@gmail.com>
21782 * builtins.c (fold_builtin_classify): For IBM extended precision,
21783 look at just the high-order double to test for NaN.
21784 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
21785 test just the high double for Inf but both doubles for subnormal
21788 2016-04-07 Jakub Jelinek <jakub@redhat.com>
21790 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
21791 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
21792 node->simdclone->mask_mode != VOIDmode masks.
21793 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
21794 earlier, use it instead of node->simdclone.
21795 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21796 Set clonei->mask_mode.
21798 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21801 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
21802 Pass it through to cp_parser_already_scoped_statement.
21803 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
21804 it through to cp_parser_statement.
21805 (cp_parser_statement): Pass IF_P through to
21806 cp_parser_iteration_statement.
21807 (cp_parser_pragma): Adjust call to
21808 cp_parser_iteration_statement.
21810 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21813 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
21814 resolve a future -Wparentheses warning.
21815 * omp-low.c (scan_sharing_clauses): Likewise.
21816 * tree-parloops.c (eliminate_local_variables): Likewise.
21818 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
21820 PR rtl-optimization/70398
21821 * lra-constraints.c (process_address_1): Check zero scale and code
21822 for reloading with zero scale.
21824 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
21826 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
21827 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
21829 2016-04-06 Jakub Jelinek <jakub@redhat.com>
21831 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21832 Add support for AVX512F clones, include them by default for
21833 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
21834 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
21837 PR middle-end/70550
21838 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
21839 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
21840 firstprivate clauses.
21841 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
21842 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
21843 (lower_omp_target): Set TREE_NO_WARNING for
21844 non-addressable possibly uninitialized vars which are copied into
21845 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
21847 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
21849 * config/pa/predicates.md (integer_store_memory_operand): Accept
21850 REG+D operands with a large offset when reload_in_progress is true.
21851 (floating_point_store_memory_operand): Likewise.
21853 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21856 * match.pd (nested int casts): Limit to GIMPLE.
21858 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
21861 * ipa-devirt.c (maybe_record_node): Fix comment; use
21862 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
21864 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21866 PR rtl-optimization/70542
21867 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
21868 if there are any uses other than insn or debug insns.
21870 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
21871 Jakub Jelinek <jakub@redhat.com>
21873 PR tree-optimization/70509
21874 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
21875 Shift HOST_WIDE_INT_1U instead of 1.
21877 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
21879 PR tree-optimization/70509
21880 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
21881 of the vector base type for index.
21883 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
21886 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
21888 2016-04-05 Richard Biener <rguenther@suse.de>
21890 PR tree-optimization/70526
21891 * tree-sra.c (build_ref_for_offset): Use prev_base to
21892 extract the alias pointer type.
21894 2016-04-05 Richard Biener <rguenther@suse.de>
21896 * dse.c (struct store_info): Remove alias_set member.
21897 (struct read_info_type): Likewise.
21898 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
21899 spill_deleted, clear_alias_set_lookup): Remove.
21900 (get_group_info): Remove dead base == NULL_RTX case.
21901 (dse_step0): Remove initialization of removed variables.
21902 (delete_dead_store_insn): Reomve alias set dumping.
21903 (free_read_records): Remove alias_set handling.
21904 (canon_address): Remove alias_set_out parameter.
21905 (record_store): Remove spill_alias_set, it's always zero.
21906 (check_mem_read_rtx): Likewise.
21907 (dse_step2): Rename from ...
21908 (dse_step2_nospill): ... this. Adjust.
21909 (scan_stores): Rename from ...
21910 (scan_stores_nospill): ... this.
21911 (scan_reads): Rename from ...
21912 (scan_reads_nospill): ... this.
21913 (scan_stores_spill, scan_reads_spill): Remove.
21914 (dse_step3_scan): Remove for_spills argument which is always false.
21915 (dse_step3): Likewise.
21916 (dse_step5): Rename from ...
21917 (dse_step5_nospill): ... this. Remove alias_set handling.
21918 (rest_of_handle_dse): Adjust.
21920 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21923 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
21924 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
21925 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
21926 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
21928 2016-04-05 Richard Biener <rguenther@suse.de>
21930 PR middle-end/70499
21931 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
21932 non-register type temporaries into SSA.
21934 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
21937 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
21938 calls when sanitizing.
21939 (possible_polymorphic_call_target_p): Fix formatting.
21941 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21942 Jakub Jelinek <jakub@redhat.com>
21944 PR middle-end/70457
21945 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
21946 to ensure a call statement is compatible with a built-in's
21948 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
21951 2016-04-04 Richard Biener <rguenther@suse.de>
21953 PR rtl-optimization/70484
21954 * rtl.h (canon_output_dependence): Declare.
21955 * alias.c (canon_output_dependence): New function.
21956 * dse.c (record_store): Use canon_output_dependence rather
21957 than canon_true_dependence.
21959 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21962 * cgraph.h (symtab_node::copy_visibility_from): New function.
21963 * symtab.c (symtab_node::copy_visibility_from): New function.
21964 * ipa-visibility.c (optimize_weakref): New function.
21965 (function_and_variable_visibility): Use it.
21967 2016-04-04 Martin Liska <mliska@suse.cz>
21970 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
21971 value that is really in range handled by SBR instruction.
21972 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
21973 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
21974 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
21976 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
21980 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
21981 set, but not for SP_REG operands.
21983 2016-04-02 Martin Sebor <msebor@redhat.com>
21986 * fold-const.c (maybe_nonzero_address): New function.
21987 (fold_comparison): Call it. Fold equality and relational
21988 expressions involving null pointers.
21989 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
21991 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
21993 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
21994 the "Y" constraint (scalar FP 0.0 immediate).
21996 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
21997 Add the "const_double" to the list of operand constraints.
21999 2016-04-01 Jakub Jelinek <jakub@redhat.com>
22001 PR rtl-optimization/70467
22002 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
22003 If low word of the last operand is 0, just emit addition/subtraction
22006 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22009 * config/s390/s390.c (s390_expand_insv): Check for everything
22010 constant instead of just VOIDmode stuff.
22012 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22015 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
22017 2016-04-01 Nathan Sidwell <nathan@acm.org>
22019 * tree.def (TRY_CATCH_EXPR): Correct documentation.
22021 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
22023 PR rtl-optimization/70461
22024 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
22027 2016-03-31 Martin Liska <mliska@suse.cz>
22030 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
22031 a tree value or an immediate integer value to a buffer
22032 that is eventually copied to a BRIG section.
22033 (emit_immediate_operand): Call the function here.
22034 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
22035 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
22036 of class' fields that are removed.
22037 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
22038 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
22039 m_brig_repr_size fields.
22041 2016-03-31 Martin Liska <mliska@suse.cz>
22044 * hsa-gen.c (hsa_function_representation::update_dominance): New
22046 (convert_addr_to_flat_segment): Likewise.
22047 (gen_hsa_memory_set): New alignment argument.
22048 (gen_hsa_ctor_assignment): Likewise.
22049 (gen_hsa_insns_for_single_assignment): Provide alignment
22050 to gen_hsa_ctor_assignment.
22051 (gen_hsa_insns_for_direct_call): Add new argument.
22052 (expand_lhs_of_string_op): New function.
22053 (expand_string_operation_builtin): Likewise.
22054 (expand_memory_copy): New function.
22055 (expand_memory_set): New function.
22056 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
22057 (convert_switch_statements): Change signature.
22058 (generate_hsa): Use a return value of the function.
22059 (pass_gen_hsail::execute): Do not call
22060 convert_switch_statements here.
22061 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
22062 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
22063 (hsa_function_representation::update_dominance): New function.
22065 2016-03-31 Martin Liska <mliska@suse.cz>
22068 * hsa-brig.c (emit_directive_variable): Emit alignment
22069 according to hsa_symbol::m_align.
22070 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
22071 (dump_hsa_symbol): Dump alignment of HSA symbols.
22072 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
22073 (gen_hsa_addr_with_align): New function.
22074 (hsa_bitmemref_alignment): Use newly added function.
22075 (gen_hsa_insns_for_load): Likewise.
22076 (gen_hsa_insns_for_store): Likewise.
22077 (gen_hsa_memory_copy): New argument added.
22078 (gen_hsa_insns_for_single_assignment): Respect
22079 alignment for assignments processed via gen_hsa_memory_copy.
22080 (gen_hsa_insns_for_direct_call): Likewise.
22081 (gen_hsa_insns_for_return): Likewise.
22082 (gen_function_def_parameters): Set default alignment.
22083 * hsa.c (hsa_object_alignment): New function.
22084 (hsa_byte_alignment): Pasted function.
22085 * hsa.h (hsa_symbol::m_align): New field.
22087 2016-03-31 Bin Cheng <bin.cheng@arm.com>
22089 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
22090 scratch field for goto case.
22092 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
22094 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
22096 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
22099 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
22100 (scalar_chain::convert_insn): Call convert_op for reg
22101 moves to handle undefined registers.
22103 2016-03-31 Nathan Sidwell <nathan@acm.org>
22106 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
22107 Assert we don't want to move backwards.
22109 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
22112 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
22114 2016-03-31 Jakub Jelinek <jakub@redhat.com>
22116 PR rtl-optimization/70460
22117 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
22118 with operand from REG_LABEL_OPERAND, instead substitute
22119 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
22120 Don't do anything for REG_NON_LOCAL_GOTO jumps.
22122 2016-03-31 Martin Liska <mliska@suse.cz>
22124 * passes.c (execute_one_pass): Do not call
22125 todo_after for a discarded function.
22127 2016-03-31 Bin Cheng <bin.cheng@arm.com>
22129 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
22130 (no_cost, infinite_cost): Initialize the new field.
22131 (get_computation_cost_at): Record setup cost.
22132 (determine_use_iv_cost_address): Skip cost computation for sub
22133 uses if we can estimate it without losing accuracy.
22135 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
22137 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
22139 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22140 max_loop_iterations_int.
22141 (tree_unswitch_outer_loop): Likewise.
22142 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
22143 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
22145 2016-03-30 Richard Biener <rguenther@suse.de>
22147 PR middle-end/70450
22148 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
22150 2016-03-30 Jakub Jelinek <jakub@redhat.com>
22153 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
22154 in gen_blendm expander.
22156 2016-03-30 Nick Clifton <nickc@redhat.com>
22159 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
22160 case where we are already provided with an SImode SUBREG.
22162 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
22165 * config/i386/i386.c (ix86_expand_epilogue): Properly check
22166 conflict between DRAP register and __builtin_eh_return.
22168 2016-03-30 Michael Matz <matz@suse.de>
22169 Richard Biener <rguenther@suse.de>
22172 * ipa-polymorphic-call.c (struct type_change_info): Change
22173 speculative to an unsigned allowing to limit the work we do.
22174 (csftc_abort_walking_p): New inline function..
22175 (check_stmt_for_type_change): Limit the number of may-defs
22176 skipped for speculative devirtualization to
22177 max-speculative-devirt-maydefs.
22178 * params.def (max-speculative-devirt-maydefs): New param.
22179 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
22181 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
22184 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
22187 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
22189 PR tree-optimization/59124
22190 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
22191 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
22193 2016-03-29 Jeff Law <law@redhat.com>
22195 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
22197 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22199 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
22202 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
22204 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
22205 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
22206 gcrt0.o if linking dynamically.
22208 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22211 * ipa-devirt.c (methods_equal_p): New function.
22212 (compare_virtual_tables): Use it.
22213 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
22214 * cgraphclones.c (clone_function_name_1): Use
22215 symbol_table::symbol_suffix_separator.
22216 * coverage.c (build_var): Likewise.
22217 * symtab.c (symbol_table::symbol_suffix_separator): New.
22219 2016-03-29 Jakub Jelinek <jakub@redhat.com>
22221 PR rtl-optimization/70429
22222 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
22223 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
22224 mode != result_mode.
22227 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
22229 PR tree-optimization/70405
22230 * ssa-iterators.h (num_imm_uses): Add missing braces.
22232 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
22234 PR rtl-optimization/68695
22235 * ira-color.c (allocno_copy_cost_saving): New.
22236 (improve_allocation): Use it.
22238 2016-03-29 Richard Henderson <rth@redhat.com>
22240 PR middle-end/70355
22241 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
22243 2016-03-29 Richard Biener <rguenther@suse.de>
22245 PR middle-end/70424
22246 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
22247 use alignment returned by get_pointer_alignment_1 if it is
22248 bigger than BITS_PER_UNIT.
22249 * builtins.c (get_pointer_alignment_1): Do not return true
22250 for alignment extracted from SSA info.
22252 2016-03-28 James Bowman <james.bowman@ftdichip.com>
22254 * config/ft32/ft32.opt (mnodiv): New.
22255 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
22256 * doc/invoke.texi (FT32 Options -mnodiv): New.
22258 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
22261 * config/i386/i386.md (define_split, andn): Fix modes.
22263 2016-03-26 Richard Biener <rguenther@suse.de>
22264 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22267 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
22269 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
22270 as 2nd argument to cl_optimization_restore().
22272 2016-03-25 Richard Henderson <rth@redhat.com>
22275 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
22276 * config/aarch64/aarch64-protos.h: Declare it.
22277 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
22279 2016-03-25 Alan Modra <amodra@gmail.com>
22282 * config/rs6000/constraints.md (j): Simplify.
22283 * config/rs6000/predicates.md (easy_fp_constant): Exclude
22285 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
22286 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
22287 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
22288 in all constraint alternatives.
22289 (movtd_64bit_nodm): Delete "j" constraint alternative.
22291 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
22293 * tree-ssa-propagate.c: Enhance docs for
22294 SSA_PROP_NOT_INTERESTING.
22296 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
22298 * doc/extend.texi: Fix typo in documentation to pure attribute.
22300 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
22303 * config/pa/pa.md (bswapdi2): Use a scratch register.
22305 2016-03-24 Richard Henderson <rth@redhat.com>
22307 PR middle-end/69845
22308 * fold-const.c (extract_muldiv_1): Correct test for multiplication
22311 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
22313 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
22314 using ix86_expand_binary_operator instead of gen_andsi3.
22316 2016-03-24 Richard Biener <rguenther@suse.de>
22318 PR tree-optimization/70396
22319 * tree-vect-stmts.c (vectorizable_comparison): Use
22320 get_vectype_for_scalar_type.
22322 2016-03-24 Richard Biener <rguenther@suse.de>
22324 PR middle-end/70370
22325 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
22326 with register bases.
22328 2016-03-24 Richard Biener <rguenther@suse.de>
22330 PR tree-optimization/70372
22331 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
22332 build_all_ones_cst to also handle vector types correctly.
22334 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22337 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
22340 2016-03-23 Marek Polacek <polacek@redhat.com>
22343 * doc/invoke.texi: Document -Wignored-attributes.
22345 2016-03-23 Bin Cheng <bin.cheng@arm.com>
22347 PR tree-optimization/69042
22348 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
22349 parameter from 30 to 40.
22351 2016-03-23 Bin Cheng <bin.cheng@arm.com>
22353 PR tree-optimization/69042
22354 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
22355 for use with constant offset stripped in base.
22357 2016-03-23 Richard Biener <rguenther@suse.de>
22359 PR middle-end/70251
22360 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
22361 mode compatibility check.
22362 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22364 2016-03-23 Jeff Law <law@redhat.com>
22366 PR tree-optimization/64058
22367 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
22369 (struct ssa_conflicts): Move up earlier in the file.
22370 (conflicts_, var_map_): New static variables.
22371 (initialize_conflict_count): New function to initialize the
22372 CONFLICT_COUNT field for each conflict pair.
22373 (compare_pairs): Lazily initialize the conflict count and use it
22374 as the first tie-breaker.
22375 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
22376 and wipe conflicts_ and map_ around the call to qsort. Remove
22377 special case for 2 coalesce pairs.
22378 * bitmap.c (bitmap_count_unique_bits): New function.
22379 (bitmap_count_bits_in_word): New function, extracted from
22381 (bitmap_count_bits): Use bitmap_count_bits_in_word.
22382 * bitmap.h (bitmap_count_unique_bits): Declare it.
22384 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
22387 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
22388 transparent alias chain for decl assembler name.
22389 * config/sol2.c (solaris_assemble_visibility): Likewise.
22391 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22393 * config/arm/arm1020e.md (1020call_op): Reduce reservation
22395 (v10_fdivs): Likewise.
22396 (v10_fdivd): Likewise.
22398 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22401 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
22402 to not call fclose twice on file.
22404 2016-03-23 Jakub Jelinek <jakub@redhat.com>
22406 PR tree-optimization/70354
22407 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
22408 oprnd0 is wider than oprnd1 and there is a cast from the wider
22409 type to oprnd1, mask it with the mask of the narrower type.
22412 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
22413 Optimize TARGET_STV splitters, if high or low word of last argument
22416 2016-03-22 Jeff Law <law@redhat.com>
22419 tree-ssa-threadbackward.c
22420 (fsm_find_control_statement_thread_paths): Correctly distinguish
22421 between old style jump threads vs FSM jump threads.
22423 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
22426 * config/i386/i386.c (scalar_chain::convert_op): Support
22427 uninitialized register usage case.
22429 2016-03-22 Richard Biener <rguenther@suse.de>
22431 PR middle-end/70251
22432 * genmatch.c (gen_transform): Adjust last parameter to a three-state
22434 (capture::gen_transform): ... to change behavior when substituting
22435 a condition into cond or not-cond expr context.
22436 (dt_simplify::gen_1): Adjust.
22437 * gimple-match-head.c: Include gimplify.h for unshare_expr.
22438 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
22439 last change and instead change to
22440 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
22441 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22443 2016-03-22 Anthony Green <green@moxielogic.com>
22445 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
22446 issue for moxiebox targets.
22447 (CC1PLUS_SPEC): Ditto.
22449 2016-03-22 Richard Biener <rguenther@suse.de>
22451 PR middle-end/70333
22452 * fold-const.c (extract_muldiv_1): Properly perform multiplication
22455 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
22457 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
22459 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
22462 * config/i386/i386.c (def_builtin): Handle
22463 OPTION_MASK_ISA_AVX512VL to be and-ed with other
22465 (const struct builtin_description bdesc_special_args[]):
22466 Remove duplicate ISA bits.
22468 2016-03-22 Jakub Jelinek <jakub@redhat.com>
22471 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
22472 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
22473 in a way that works also for AVX512BW.
22476 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
22477 instead of source if operands[1] is xmm16 and above and
22478 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
22479 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
22482 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
22483 on assign if (*from_p) is a comparison, set it to
22484 TREE_NO_WARNING (*from_p).
22486 2016-03-21 Jakub Jelinek <jakub@redhat.com>
22488 PR middle-end/70326
22489 * lra.c (restore_scratches): Ignore deleted insns.
22491 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
22492 Jakub Jelinek <jakub@redhat.com>
22494 PR tree-optimization/70317
22495 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
22498 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
22501 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
22502 of ix86_expand_move.
22504 (movti): Use general_operand for operand 1 predicate.
22506 2016-03-21 Martin Liska <mliska@suse.cz>
22508 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
22510 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
22512 2016-03-21 Martin Liska <mliska@suse.cz>
22515 * ipa-icf.c (sem_function::parse): Skip static
22516 constructors and destructors.
22518 2016-03-21 Jakub Jelinek <jakub@redhat.com>
22521 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
22522 function-like macro, peek following token(s) if it is followed
22523 by CPP_OPEN_PAREN token with optional padding in between, and
22524 if not, don't treat it like a macro.
22526 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
22527 Alexander Monakov <amonakov@ispras.ru>
22529 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
22530 for the stabs debug format.
22532 2016-03-21 Richard Biener <rguenther@suse.de>
22534 PR tree-optimization/70310
22535 * tree-vect-generic.c (expand_vector_condition): Fold the built
22538 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
22541 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
22542 Block third alternative for AVX-512VL target,
22544 2016-03-21 Martin Liska <mliska@suse.cz>
22547 * hsa-brig.c (emit_function_directives): Mark unemitted
22548 global variables for emission.
22549 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
22550 (get_symbol_for_decl): Likewise.
22551 * hsa.h (struct hsa_symbol): New flag.
22553 2016-03-21 Richard Biener <rguenther@suse.de>
22555 PR tree-optimization/70288
22556 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
22557 we do not estimate unsimplified all-constant conditionals or
22558 switches as optimized away.
22560 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
22562 PR rtl-optimization/69102
22563 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
22564 when we have a readonly dependency context.
22566 2016-03-18 Jeff Law <law@redhat.com>
22568 PR rtl-optimization/70263
22569 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
22570 (update_equiv_regs): When trying to move a store to after the insn
22571 that sets the source of the store, make sure the store occurs after
22572 the insn that sets the source of the store. When successful note
22573 the REG_EQUIV note created in the dump file.
22575 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
22576 Bernd Schmidt <bschmidt@redhat.com>
22578 * doc/extend.texi: Document more potential problems with basic asms.
22580 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
22582 PR rtl-optimization/70278
22583 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
22586 2016-03-18 Jason Merrill <jason@redhat.com>
22588 * calls.c (load_register_parameters): Fix zero size sibcall logic.
22590 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
22592 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
22593 values to 128b regs.
22595 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
22597 PR tree-optimization/70252
22598 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
22599 boolean vector has a proper number of elements.
22600 (supportable_narrowing_operation): Likewise.
22602 2016-03-18 Tom de Vries <tom@codesourcery.com>
22605 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
22607 2016-03-18 Jakub Jelinek <jakub@redhat.com>
22609 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
22610 instead of replace_rtx for DEBUG_INSNs.
22612 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22614 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
22615 load type reservations.
22617 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
22620 * config/pa/constraints.md: Revert 2015-02-13 change. Use
22621 define_constraint for "Q" and "T" constraints.
22623 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
22625 Tweak the pipeline model for Exynos M1
22627 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
22630 2016-03-17 David Malcolm <dmalcolm@redhat.com>
22633 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
22634 where one or both locations aren't within a line_map.
22636 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
22639 * opts.c (finish_options): Don't set flag_pie to the default if
22640 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
22643 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
22645 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
22646 true as ALL_REGS argument to replace_rtx.
22648 2016-03-17 Richard Biener <rguenther@suse.de>
22651 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
22654 2016-03-17 Jakub Jelinek <jakub@redhat.com>
22657 * rtl.h (replace_rtx): Add ALL_REGS argument.
22658 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
22659 equality and assert mode is the same, instead of just rtx pointer
22661 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
22662 true as ALL_REGS argument to replace_rtx.
22664 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
22666 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
22667 for boolean vector with vector mode only.
22668 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22670 2016-03-17 Nick Clifton <nickc@redhat.com>
22673 * config/rx/rx.c (rx_print_integer): Print negative constants in
22676 2016-03-17 Jakub Jelinek <jakub@redhat.com>
22679 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
22681 2016-03-16 Richard Henderson <rth@redhat.com>
22682 Richard Biener <rguenth@suse.de>
22684 PR middle-end/70240
22685 PR middle-end/68215
22687 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
22688 first operand as is_gimple_condexpr.
22690 PR middle-end/70240
22691 PR middle-end/68215
22693 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
22694 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
22695 Do not gimplify the result.
22696 (do_unop): Adjust call to tree_vec_extract.
22697 (do_binop): Likewise.
22698 (do_compare): Likewise.
22699 (do_plus_minus): Likewise.
22700 (do_negate): Likewise.
22701 (expand_vector_condition): Likewise.
22702 (do_cond): Likewise.
22704 2016-03-16 Richard Henderson <rth@redhat.com>
22707 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
22708 (aarch64_classify_address): Use it.
22709 (aarch64_legitimize_address): Force all subexpressions of PLUS
22710 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
22712 2016-03-16 Jakub Jelinek <jakub@redhat.com>
22713 Richard Biener <rguenth@suse.de>
22716 * rtlanal.c (replace_rtx): For REG, if from is a REG,
22717 return to even if only REGNO is equal, and assert
22720 2016-03-11 Jeff Law <law@redhat.com>
22722 PR rtl-optimization/70224
22723 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
22725 2016-03-16 Richard Henderson <rth@redhat.com>
22727 PR middle-end/70199
22728 * function.h (struct function): Add has_forced_label_in_static.
22729 * gimplify.c (force_labels_r): Set it.
22730 * lto-streamer-in.c (input_struct_function_base): Read it.
22731 * lto-streamer-out.c (output_struct_function_base): Write it.
22732 * tree-inline.c (has_label_address_in_static_1): Remove.
22733 (copy_forbidden): Remove fndecl parameter; test
22734 has_forced_label_in_static.
22735 (inline_forbidden_p): Update call to copy_forbidden.
22736 (tree_versionable_function_p): Likewise.
22737 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
22738 (chkp_versioning): Likewise.
22739 * tree-inline.h (copy_forbidden): Update decl.
22741 2016-03-16 Marek Polacek <polacek@redhat.com>
22744 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
22745 function being thunked if the result type doesn't have fixed size.
22746 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
22747 doesn't have fixed size.
22749 2016-03-16 Bin Cheng <bin.cheng@arm.com>
22751 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
22752 reporting malformed loop nest.
22754 2016-03-16 Tom de Vries <tom@codesourcery.com>
22757 * ipa-devirt.c (possible_polymorphic_call_targets): Move
22758 nodes.length () == 1 test to before first nodes[0] access.
22760 2016-03-16 Tom de Vries <tom@codesourcery.com>
22762 PR tree-optimization/68715
22763 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
22764 single_pred_p test.
22766 2016-03-16 Tom de Vries <tom@codesourcery.com>
22768 PR tree-optimization/68809
22769 * graphite-scop-detection.c (same_close_phi_node): Test if result types
22772 2016-03-16 Carlos O'Donell <carlos@redhat.com>
22773 Sandra Loosemore <sandra@codesourcery.com>
22775 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
22776 on leaf attribute. Mention ELF interposition problems.
22778 2016-03-16 Alan Modra <amodra@gmail.com>
22780 PR rtl-optimization/69195
22781 PR rtl-optimization/47992
22782 * ira.c (indirect_jump_optimize): Ignore artificial defs.
22785 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
22788 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
22790 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22792 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
22794 2016-03-15 Jakub Jelinek <jakub@redhat.com>
22796 PR rtl-optimization/70222
22797 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
22798 optimization if mode is different from result_mode, queue up masking
22799 of the result in outer_op. Formatting fix.
22801 PR middle-end/70239
22802 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
22805 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22807 PR rtl-optimization/69032
22808 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
22809 looping backwards over basic block insns.
22811 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22814 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
22815 to non-speculative when propagating trap bits.
22817 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22819 PR rtl-optimization/63384
22820 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
22821 DEBUG_INSN_P insns.
22823 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22826 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
22827 factored out from ...
22828 (sched_analyze_insn): ... here.
22829 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
22830 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
22831 get_implicit_reg_pending_clobbers in it.
22832 (setup_id_reg_sets): Use setup_id_implicit_regs.
22833 (deps_init_id): Ditto.
22835 2016-03-15 Tom de Vries <tom@codesourcery.com>
22838 * cgraph.c (cgraph_node::get_body): Save, reset and restore
22840 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
22841 execute_function_dump.
22842 (execute_one_pass): Don't dump function if it will be dumped after ipa
22845 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
22847 * genrecog.c (match_pattern_2): If pred is NULL don't call
22848 safe_predicate_mode on it.
22850 2016-03-14 Jakub Jelinek <jakub@redhat.com>
22852 PR middle-end/70219
22853 * lra-constraints.c (delete_move_and_clobber): Change assertion
22854 to also allow dregno == 0.
22856 2016-03-14 Richard Henderson <rth@redhat.com>
22859 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
22860 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
22861 (reassociate_bb): Use optimize_vec_cond_expr; avoid
22862 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
22865 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
22868 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
22870 (lra_create_live_ranges_1): initialize hard register biggest_mode to
22872 * lra-constraints.c (split_reg): For hard regs, try to find the
22873 biggest single-register mode used in the function.
22875 2016-03-14 Richard Biener <rguenther@suse.de>
22877 PR tree-optimization/56365
22878 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
22879 constants to compare against.
22881 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
22884 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
22885 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
22886 (define_split for the GPR case): Use int_reg_operand instead of
22887 gpc_reg_operand for the output.
22889 2016-03-14 Tom de Vries <tom@codesourcery.com>
22891 PR tree-optimization/70045
22892 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
22893 create_empty_if_region_on_edge argument.
22895 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
22897 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
22898 (STACK_CHECK_PROTECT): Likewise.
22899 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
22900 (STACK_CHECK_PROTECT): Likewise.
22901 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
22902 (STACK_CHECK_PROTECT): Likewise.
22903 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
22904 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
22905 (STACK_CHECK_PROTECT): Likewise.
22907 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
22909 PR rtl-optimization/69307
22910 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
22911 registers in modes that span more than one register.
22913 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
22916 * lra-constraints.c (delete_move_and_clobber): New.
22917 (remove_inheritance_pseudos): Use it.
22919 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
22922 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
22923 the libcall is LCT_THROW.
22924 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
22925 for the checking routine.
22927 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22930 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
22931 optimization if we have direct move.
22932 (roundu32<mode>2_fprs): Likewise.
22934 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
22937 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
22939 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
22940 Arguments swapped. All callers changed. Take reg_renumber into
22941 account, and Calculate and compare register ranges for hard regs.
22943 2016-03-11 Jeff Law <law@redhat.com>
22945 PR tree-optimization/70190
22946 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22947 Handle cases where we can not extract the taken edge, even though we
22948 found a constant value.
22950 PR tree-optimization/64058
22951 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
22952 (num_coalesce_pairs): Move up earlier in file.
22953 (find_coalesce_pair): Initialize the INDEX field for each pair
22955 (compare_pairs): No longer sort on the elements in each pair.
22956 Instead break ties with the index of the coalesce pair.
22958 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22961 * config/aarch64/aarch64-protos.h
22962 (aarch64_save_restore_target_globals): New prototype.
22963 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
22964 Call the above when popping pragma.
22965 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
22967 (aarch64_set_current_function): Rewrite using the above.
22969 2016-03-11 Jakub Jelinek <jakub@redhat.com>
22971 PR tree-optimization/70177
22972 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
22973 (extract_ops_from_tree): ... this. In the 2 argument
22974 overload remove _1 suffix.
22975 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
22976 (extract_ops_from_tree): ... this.
22977 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
22979 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
22980 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
22981 extract_ops_from_tree instead of 2 operand one.
22983 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
22985 PR tree-optimization/70013
22986 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
22987 for constant-pool entries.
22989 2016-03-11 Jakub Jelinek <jakub@redhat.com>
22991 PR rtl-optimization/70174
22992 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
22993 followed by gen_lowpart on force_reg instead of just gen_lowpart.
22995 PR tree-optimization/70169
22996 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
22997 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
23000 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
23001 Jakub Jelinek <jakub@redhat.com>
23004 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
23005 of uninitialized values.
23007 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23009 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
23011 ("*trunctddd2"): New pattern definition.
23012 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
23015 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23017 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
23018 definitions for BFP and DFP rounding modes.
23019 ("fixuns_truncdddi2", "fixuns_trunctddi2")
23020 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
23021 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
23022 ("fix_trunctf<mode>2"): Use the new constants instead of magic
23025 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23027 * config/s390/constraints.md: Adjust comment.
23028 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
23029 s390_decompose_addrstyle_without_index.
23030 * config/s390/predicates.md (shift_count_or_setmem_operand):
23031 Rename to setmem_operand.
23032 * config/s390/s390-protos.h
23033 (s390_decompose_shift_count): Rename to
23034 s390_decompose_addrstyle_without_index.
23035 * config/s390/s390.c (s390_decompose_shift_count)
23036 (s390_mem_constraint, print_shift_count_operand)
23037 (print_operand_address, print_operand): Rename
23038 s390_decompose_shift_count to
23039 s390_decompose_addrstyle_without_index and rename
23040 print_shift_count_operand to print_addrstyle_operand troughout the
23042 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
23043 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
23044 Rename shift_count_or_setmem_operand to setmem_operand.
23045 * config/s390/vx-builtins.md ("vec_insert<mode>")
23046 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
23049 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23052 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23053 Handle overlapping retval and newval.
23055 2016-03-10 Nick Clifton <nickc@redhat.com>
23058 * config/aarch64/aarch64.c
23059 (aarch64_override_options_after_change_1): When forcing
23060 flag_omit_frame_pointer to be true, use a special value that can
23061 be detected if this function is called again, thus preventing
23062 flag_omit_leaf_frame_pointer from being forced to be false.
23064 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23066 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
23067 Set x_flag_omit_leaf_frame_pointer when handling
23068 -momit-leaf-frame-pointer.
23070 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23073 * cgraph.c (cgraph_node::dump): Dump split_part and
23074 indirect_call_target.
23075 * cgraph.h (cgraph_node): Add indirect_call_target flag.
23076 * ipa.c (has_addr_references_p): Cleanup.
23077 (is_indirect_call_target_p): New.
23078 (walk_polymorphic_call_targets): Do not mark virtuals that may be
23079 called indirectly as local.
23080 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
23082 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23085 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
23086 on cxa_pure_virtual.
23088 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23091 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
23093 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23096 * tree.c (need_assembler_name_p): Only record main variant type names.
23098 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
23101 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
23102 Always define to 0 or 1.
23103 (TARGET_FIX_ERR_A53_843419): New macro.
23104 * config/aarch64/aarch64-elf-raw.h
23105 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
23106 * config/aarch64/aarch64-linux.h: Likewise.
23107 * config/aarch64/aarch64.c
23108 (aarch64_override_options_after_change_1): Do not default
23109 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
23111 (aarch64_attributes): Handle fix-cortex-a53-843419.
23112 (aarch64_can_inline_p): Likewise.
23113 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
23115 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
23116 Jakub Jelinek <jakub@redhat.com>
23118 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
23119 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
23120 DECL_COMMONS if flag_unconstrained_commons is set.
23121 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23122 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
23123 (funconstrained-commons): Document.
23125 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
23127 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
23128 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
23130 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
23132 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
23133 has a proper number of elements.
23135 2016-03-10 Alan Modra <amodra@gmail.com>
23137 PR rtl-optimization/69195
23138 PR rtl-optimization/47992
23139 * ira.c (recorded_label_ref): Delete.
23140 (update_equiv_regs): Return void.
23141 (indirect_jump_optimize): New function.
23142 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
23143 before regstat_compute_ri. Don't rebuild_jump_labels here.
23144 Delete update_regstat.
23146 2016-03-10 Richard Biener <rguenther@suse.de>
23148 PR tree-optimization/70128
23149 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23150 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
23152 2016-03-09 Jakub Jelinek <jakub@redhat.com>
23154 PR tree-optimization/70152
23155 * tree-sra.c (replace_removed_params_ssa_names): Copy over
23156 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
23159 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
23160 instead of gen_sse2_loadlpd.
23161 * config/i386/sse.md (*vec_concatv2df): Rename to...
23162 (vec_concatv2df): ... this.
23164 PR tree-optimization/70127
23165 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
23167 2016-03-09 David Malcolm <dmalcolm@redhat.com>
23171 * diagnostic-show-locus.c (compatible_locations_p): New function.
23172 (layout::layout): Sanitize ranges using compatible_locations_p.
23174 2016-03-09 David Malcolm <dmalcolm@redhat.com>
23178 * diagnostic-show-locus.c (layout_range::layout_range): Replace
23179 location_range param with three const expanded_locations * and a
23181 (layout::layout): Replace call to
23182 rich_location::lazily_expand_location with get_expanded_location.
23183 Extract the range and perform location expansion here, passing
23184 the results to the layout_range ctor.
23185 * diagnostic.c (source_range::debug): Delete.
23186 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
23187 of rich_location::get_expanded_location.
23188 * gcc-rich-location.c (get_range_for_expr): Delete.
23189 (gcc_rich_location::add_expr): Reimplement to avoid the
23190 rich_location::add_range overload that took a location_range,
23191 passing a location_t instead.
23193 2016-03-09 Richard Biener <rguenther@suse.de>
23194 Jakub Jelinek <jakub@redhat.com>
23196 PR tree-optimization/70138
23197 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23198 Also skip vect_double_reduction_def.
23200 2016-03-09 Jakub Jelinek <jakub@redhat.com>
23203 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
23204 if the operand is "m".
23206 2016-03-09 Nathan Sidwell <nathan@acm.org>
23208 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
23210 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23212 * config/i386/i386.c (processor_target_table): Fix cost table
23213 intialization order for znver1.
23215 2016-03-08 Jakub Jelinek <jakub@redhat.com>
23217 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
23218 - becuase -> because.
23219 * ipa-reference.c (ignore_module_statics): Likewise.
23220 * cgraph.c (cgraph_node::get_body): Likewise.
23221 * ipa-inline.c (early_inliner): Likewise.
23222 * ipa-devirt.c (types_same_for_odr): Likewise.
23223 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
23224 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
23226 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23228 * tree-ssa-math-opts.c: Fix typo in comment.
23230 2016-03-08 Jakub Jelinek <jakub@redhat.com>
23233 * config/i386/i386.c (scalar_chain::make_vector_copies,
23234 scalar_chain::convert_reg): Call end_sequence in between
23235 get_insns and emit_conversion_insns rather than after both
23238 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
23241 * config/i386/i386.h (machine_function): Add
23242 pc_thunk_call_expanded flag.
23243 (ix86_pc_thunk_call_expanded): New define.
23244 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
23245 (*set_got): Rename insn pattern from set_got.
23246 (*set_got_labelled): Rename inst pattern from set_got_labelled.
23247 * config/i386/i386.c (ix86_compute_frame_layout): Use
23248 ix86_pc_thunk_call_expanded to prevent red-zone.
23250 2016-03-07 Martin Jambor <mjambor@suse.cz>
23252 * hsa.h (hsa_get_ctor_statements): Declare.
23253 (hsa_get_dtor_statements): Likewise.
23254 (hsa_get_kernel_dispatch_type): Likewise.
23255 * hsa.c (hsa_get_ctor_statements): New function.
23256 (hsa_get_dtor_statements): Likewise.
23257 (hsa_get_kernel_dispatch_type): Likewise.
23258 * hsa-brig.c (hsa_cdtor_statements): Removed.
23259 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
23260 hsa_get_dtor_statements.
23261 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
23262 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
23264 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
23266 * config/arm/arm-cores.def (cortex-r8): New.
23267 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
23268 * config/arm/arm-tune.md: Likewise.
23269 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
23271 2016-03-07 Martin Sebor <msebor@redhat.com>
23273 PR rtl-optimization/19705
23274 * doc/invoke.texi (Options That Control Optimization): Clarify
23275 -fno-branch-count-reg.
23277 2016-02-26 Richard Biener <rguenther@suse.de>
23278 Jeff Law <law@redhat.com>
23280 PR tree-optimization/69740
23281 * cfghooks.c (remove_edge): Request loop fixups if we delete
23282 an edge that might turn an irreducible loop into a natural
23284 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
23285 Move after definition of loops_state_clear.
23287 2016-03-07 Bin Cheng <bin.cheng@arm.com>
23289 PR rtl-optimization/69052
23290 * rtlanal.c (commutative_operand_precedence): Set higher precedence
23293 2016-03-07 Tom de Vries <tom@codesourcery.com>
23295 PR tree-optimization/70116
23296 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
23297 is_tm_ending stmts and ubsan/asan internal functions.
23298 (find_duplicate): Use it. Don't test is_tm_ending here.
23300 2016-03-07 Richard Biener <rguenther@suse.de>
23302 PR tree-optimization/70115
23303 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
23304 (propagate_constants_for_unrolling): Use replace_uses_by.
23306 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
23308 PR middle-end/69916
23309 * omp-low.c (struct oacc_loop): Add ifns.
23310 (new_oacc_loop_raw): Initialize it.
23311 (finish_oacc_loop): Clear mask & flags if no ifns.
23312 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
23313 (oacc_loop_xform_loop): Add ifns arg & adjust.
23314 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
23316 2016-03-07 Richard Henderson <rth@redhat.com>
23319 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
23320 (insert_value_copy_on_edge): Likewise.
23322 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23324 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
23326 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23329 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
23331 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
23333 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
23335 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
23337 Fix sseimul type attribute.
23338 * config/i386/znver1.md
23339 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
23340 znver1_sseimul_avx256_load) : Fix the type attribute.
23341 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
23342 pipe usage and latency.
23344 2016-03-05 Jakub Jelinek <jakub@redhat.com>
23347 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
23348 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
23351 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
23354 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
23356 PR rtl-optimization/69941
23357 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
23358 the reg share its mode.
23360 2016-03-04 Jeff Law <law@redhat.com>
23362 PR tree-optimization/69196
23363 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23364 If the both SSA_NAMEs are anonymous, then consider them unassociated
23365 and include the PHI in the statement count.
23367 2016-03-05 Tom de Vries <tom@codesourcery.com>
23369 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
23370 construct in oacc routine. Check for oacc region in oacc routine.
23372 2016-03-04 Jakub Jelinek <jakub@redhat.com>
23375 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
23376 2016-02-22 changes, instead don't recurse if RECUR is already true.
23377 Don't change *dynamic_check if RECUR. Adjust recursive caller
23378 to pass true to the new argument.
23379 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
23382 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23383 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
23385 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
23387 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
23389 PR rtl-optimization/57676
23390 * lra-assigns.c (lra_assign): Guard test for maximum iterations
23391 with flag_checking.
23393 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
23395 * tree-vect-patterns.c (search_type_for_mask): Handle
23396 comparison of booleans.
23398 2016-03-04 Jakub Jelinek <jakub@redhat.com>
23400 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
23404 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
23405 all other ops that have dw_val_class_die_ref operands,
23406 and DW_OP_GNU_entry_value.
23408 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23410 PR rtl-optimization/69904
23411 * config/arm/arm.c (arm_cannot_copy_insn_p):
23412 Return true for load-exclusive instructions.
23414 2016-03-03 Jakub Jelinek <jakub@redhat.com>
23417 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
23418 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
23419 the pattern no matter if it is used just by non-pattern, pattern
23421 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
23422 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
23423 oprnd1 def_stmt is in pattern, don't look through it.
23425 2016-03-03 Marek Polacek <polacek@redhat.com>
23427 PR middle-end/70050
23428 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
23430 2016-03-03 Martin Liska <mliska@suse.cz>
23432 PR tree-optimization/70043
23433 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
23434 previous statement if we see a debug statement.
23436 2016-03-03 Richard Biener <rguenther@suse.de>
23438 PR tree-optimization/55936
23439 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
23440 parameter and guard unsafe equivalence use.
23441 (vrp_evaluate_conditional_warnv_with_ops): Always use
23442 safe equivalences but not via the quadratic compare_names
23445 2016-03-03 Michael Collison <michael.collison@linaro.org>
23448 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
23449 for operand 1 to s_register_operand. Change predicate for operand
23450 2 to arm_not_immediate_operand.
23452 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
23454 * doc/tm.texi: Regenerated.
23456 2016-03-02 Richard Henderson <rth@redhat.com>
23459 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
23460 simplification when all args are positive non-fixed registers.
23462 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23464 * target.def (lra_p): Specify that new ports should use LRA.
23466 2016-03-02 Jakub Jelinek <jakub@redhat.com>
23469 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
23470 gimplify_type_sizes the type they refer to.
23471 (omp_notice_variable): Handle reference vars to VLAs.
23472 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
23473 reference to VLA decls in the second pass instead of first pass.
23475 2016-03-02 Tom de Vries <tom@codesourcery.com>
23477 PR tree-optimization/68659
23478 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
23479 new_expr == NULL_TREE.
23480 (get_new_name): Handle ADDR_EXPR.
23482 2016-03-02 Bin Cheng <bin.cheng@arm.com>
23484 PR rtl-optimization/69052
23485 * loop-invariant.c (canonicalize_address): New function.
23486 (inv_can_prop_to_addr_use): Check validity of address expression
23487 which is canonicalized by above function.
23489 2016-03-02 Alan Modra <amodra@gmail.com>
23492 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
23495 2016-03-02 Jakub Jelinek <jakub@redhat.com>
23498 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
23499 (*movhi_internal): Put mask moves from and to memory separately
23500 from moves from/to GPRs.
23502 2016-03-02 Richard Biener <rguenther@suse.de>
23504 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
23505 GENERIC expressions in GIMPLE.
23507 2016-03-02 Richard Biener <rguenther@suse.de>
23509 * config/i386/i386.c (type_natural_mode): Fix typo.
23511 2016-03-02 Nick Clifton <nickc@redhat.com>
23513 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
23515 2016-03-02 Richard Biener <rguenther@suse.de>
23516 Uros Bizjak <ubizjak@gmail.com>
23519 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
23521 2016-03-02 Richard Biener <rguenther@suse.de>
23523 PR middle-end/67278
23524 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
23526 2016-03-02 Marek Polacek <polacek@redhat.com>
23529 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
23530 "is promoted to" warning.
23532 2016-03-01 DJ Delorie <dj@redhat.com>
23534 * config.gcc: Deprecate mep-*.
23536 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
23538 PR middle-end/70025
23539 * lra-constraints.c (regno_val_use_in): New.
23540 (match_reload): Use it instead of regno_use_in.
23542 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
23544 PR rtl-optimization/70007
23545 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
23546 references present in REG_EQUAL notes attached to non-SET patterns.
23548 2016-03-01 Jeff Law <law@redhat.com>
23550 PR tree-optimization/69196
23551 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23552 Appropriately clamp the number of statements to copy when the
23553 thread path does not traverse a loop backedge.
23555 PR tree-optimization/69196
23556 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23557 Do count some PHIs in the thread path against the insn count. Decrease
23558 final statement count by one as the control statement in the last
23559 block will get removed. Remove special cased code for handling PHIs
23562 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
23565 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
23566 asm dialect alternatives to explicit GOTPCREL calls.
23568 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
23571 * ira.c (do_reload): Issue warning for generic stack checking here...
23572 * reload1.c (reload): ...instead of here and streamline it.
23574 2016-03-01 Nick Clifton <nickc@redhat.com>
23576 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
23578 2016-03-01 Richard Biener <rguenther@suse.de>
23580 PR tree-optimization/69983
23581 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
23582 types and fall back to operand_equal_p.
23584 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23587 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23589 * config/s390/constraints.md ("jm8"): New constraint.
23590 * config/s390/predicates.md ("const_int_8bitset_operand"): New
23592 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
23594 ("*setmem_long<setmem_and>"): New pattern.
23595 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
23597 ("*setmem_long_31z<setmem_and>"): New pattern.
23598 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
23599 New substitution rules with the required attributes.
23602 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23605 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23607 * gensupport.c (process_substs_on_one_elem): Split loop to
23608 complete mark_operands_used_in_match_dup on all expressions in the
23610 (adjust_operands_numbers): Inline into process_substs_on_one_elem
23611 and remove function.
23613 2016-03-01 Richard Biener <rguenther@suse.de>
23615 PR middle-end/70022
23616 * fold-const.c (fold_indirect_ref_1): Fix range checking for
23617 vector BIT_FIELD_REF extract.
23619 2016-03-01 Richard Biener <rguenther@suse.de>
23621 PR tree-optimization/69994
23622 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
23624 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
23626 PR tree-optimization/69956
23627 * tree-vect-stmts.c (supportable_widening_operation): Support
23628 multi-step conversion of boolean vectors.
23629 (supportable_narrowing_operation): Likewise.
23631 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23633 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
23636 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23638 * config/s390/subst.md (DSI_VI): New mode iterator.
23639 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
23640 * config/s390/vector.md ("vec_set<mode>"): Move expander before
23641 the insn definition.
23642 ("*vec_set<mode>"): Change predicate and add alternative to
23643 support only either register or const_int operands as element
23645 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
23647 ("vec_extract<mode>"): New expander.
23648 ("*vec_extract<mode>"): New insn definition supporting reg and
23649 const_int element selectors.
23650 ("*vec_extract<mode>_plus"): New insn definition supporting
23651 reg+const_int element selectors.
23652 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
23653 following expander+insn definition.
23654 ("<vec_shifts_name><mode>3"): New expander.
23655 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
23657 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23659 * config/s390/s390.md ("*tabort_1"): Change predicate to
23660 nonmemory_operand. Add a second alternative to cover
23661 register as well as const int operands.
23662 ("*tabort_1_plus"): New pattern definition.
23664 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23666 * config/s390/s390.md ("*ashrdi3_cc_31")
23667 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
23668 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
23669 Merge insn definitions into ...
23670 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
23671 New pattern definition.
23672 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
23673 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
23674 ("*ashr<mode>3_and"): Merge insn definitions into ...
23675 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
23676 New pattern definition.
23677 * config/s390/subst.md ("addr_style_op_cc_subst")
23678 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
23679 substitutions patterns plus attributes.
23680 Add ashiftrt to SUBST iterator.
23682 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23684 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
23685 op2 to nonmemory_operand.
23686 ("*<shift>di3_31", "*<shift>di3_31_and"):
23687 Merge into single pattern definition ...
23688 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
23689 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
23690 pattern definition ...
23691 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
23692 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
23695 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23697 * config/s390/predicates.md (const_int_6bitset_operand): New
23699 * config/s390/s390.md: Include subst.md.
23700 ("rotl<mode>3"): New expander.
23701 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
23703 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
23704 * config/s390/subst.md: New file.
23706 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23708 * config/s390/s390.md ("op_type", "atype", "length" attributes):
23709 Remove RRR type. It doesn't really exist.
23710 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
23712 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
23713 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
23714 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
23715 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
23716 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
23717 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
23718 `enabled' attribute.
23720 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23722 * gensupport.c (process_substs_on_one_elem): Split loop to
23723 complete mark_operands_used_in_match_dup on all expressions in the
23725 (adjust_operands_numbers): Inline into process_substs_on_one_elem
23726 and remove function.
23728 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
23731 * config/sparc/sparc.c (NWORDS_UP): Rename to...
23732 (CEIL_NWORDS): ...this. Use CEIL macro.
23733 (compute_fp_layout): Adjust to above renaming.
23734 (function_arg_union_value): Likewise.
23735 (sparc_arg_partial_bytes): Likewise.
23736 (sparc_function_arg_advance): Likewise.
23738 2016-02-29 Jeff Law <law@redhat.com>
23740 PR tree-optimization/70005
23741 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
23742 where an object with a boolean range is compared against a value
23745 PR tree-optimization/69999
23746 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
23747 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
23750 2016-02-29 Richard Biener <rguenther@suse.de>
23752 PR tree-optimization/69994
23753 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
23754 (get_unary_op): Look through nop conversions.
23755 (ops_equal_values_p): New function, look for equality diregarding
23757 (eliminate_plus_minus_pair): Use ops_equal_values_p
23758 (repropagate_negates): Do not use get_unary_op here.
23760 2016-02-29 Martin Liska <mliska@suse.cz>
23762 * system.h: Poison ENABLE_CHECKING macro.
23764 2016-02-29 Martin Liska <mliska@suse.cz>
23766 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
23767 is presented in dump flags.
23768 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
23769 (hsa_regalloc): Likewise.
23771 2016-02-19 Richard Biener <rguenther@suse.de>
23773 PR tree-optimization/69980
23774 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
23775 permutation of those we need to keep.
23777 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
23780 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
23781 (NWORDS_UP): ...this
23782 (init_cumulative_args): Minor tweaks.
23783 (sparc_promote_function_mode): Likewise.
23784 (scan_record_type): Delete.
23785 (traverse_record_type): New function template.
23786 (classify_data_t): New structure type.
23787 (classify_registers): New inline function.
23788 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
23789 exhausted. Instantiate traverse_record_type on classify_registers and
23790 deal with the case of a structure passed in slot #15 with no FP field
23792 (assign_data_t): New structure type.
23793 (compute_int_layout): New static function.
23794 (compute_fp_layout): Likewise.
23795 (count_registers): New inline function.
23796 (assign_int_registers): New static function.
23797 (assign_fp_registers): Likewise.
23798 (assign_registers): New inline function.
23799 (function_arg_record_value_1): Delete.
23800 (function_arg_record_value_2): Likewise.
23801 (function_arg_record_value_3): Likewise.
23802 (function_arg_record_value): Adjust to above changes. Instantiate
23803 traverse_record_type on count_registers to first count the number of
23804 registers to be used and then on assign_registers to assign them.
23805 (function_arg_union_value): Adjust to above renaming.
23806 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
23807 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
23808 case of a structure passed in slot #15
23809 (sparc_function_arg_advance): Likewise.
23810 (function_arg_padding): Minor tweak.
23812 2016-02-29 Richard Biener <rguenther@suse.de>
23814 PR tree-optimization/69720
23815 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
23816 the adjustment_def path for possibly vectorized defs.
23817 (vect_create_epilog_for_reduction): Handle vectorized initial
23820 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
23822 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
23824 2016-02-27 Jeff Law <law@redhat.com>
23827 2016-02-26 Richard Biener <rguenther@suse.de>
23828 Jeff Law <law@redhat.com>
23830 PR tree-optimization/69740
23831 * cfghooks.c (remove_edge): Request loop fixups if we delete
23832 an edge that might turn an irreducible loop into a natural
23835 2016-02-27 Jakub Jelinek <jakub@redhat.com>
23837 PR rtl-optimization/69896
23838 * tree-vect-generic.c (get_compute_type): Avoid single element
23841 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
23843 Rename the AArch64 tuning option and related functions to enable the
23844 Newton series for the reciprocal square root to reflect its
23845 approximative characteristic.
23847 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
23848 function to "aarch64_emit_approx_rsqrt".
23849 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
23850 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
23851 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
23852 (xgene1_tunings): Likewise.
23853 (use_rsqrt_p): Likewise.
23854 (aarch64_emit_swrsqrt): Use new function name.
23855 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
23856 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
23857 text explaining this option.
23858 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
23860 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23863 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
23864 complain about -mallow-movmisalign without -mvsx if
23865 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
23867 2016-02-26 Joel Sherrill <joel@rtems.org>
23869 * config.gcc: Add x86_64-*-rtems*.
23870 * config/i386/rtems-64.h: New file.
23872 2016-02-26 Joel Sherrill <joel@rtems.org>
23874 * config.gcc: Add aarch64-*-rtems*.
23875 * config/aarch64/rtems.h: New file.
23877 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
23880 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
23881 shift amount using %h. Add comment.
23883 2016-02-26 Richard Biener <rguenther@suse.de>
23884 Jeff Law <law@redhat.com>
23886 PR tree-optimization/69740
23887 * cfghooks.c (remove_edge): Request loop fixups if we delete
23888 an edge that might turn an irreducible loop into a natural
23891 2016-02-26 Martin Jambor <mjambor@suse.cz>
23893 PR middle-end/69920
23894 * tree-sra.c (sra_modify_assign): Do not remove loads of
23895 uninitialized aggregates to SSA_NAMEs.
23897 2016-02-26 Richard Henderson <rth@redhat.com>
23900 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
23901 pseudo in case the target rtx matches the source of the left
23904 2016-02-26 Martin Jambor <mjambor@suse.cz>
23907 * hsa.h (hsa_type_packed_p): Declare.
23908 * hsa.c (hsa_type_packed_p): New function.
23909 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
23911 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
23912 * hsa-brig.c (emit_basic_insn): Likewise.
23914 2016-02-26 Martin Jambor <mjambor@suse.cz>
23917 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
23919 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
23921 2016-02-26 Martin Jambor <mjambor@suse.cz>
23923 * hsa.h (is_a_helper): New overload for hsa_op_immed for
23924 hsa_op_with_type operands.
23925 (hsa_unsigned_type_for_type): Declare.
23926 * hsa.c (hsa_unsigned_type_for_type): New function.
23927 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
23928 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
23929 the finalizer. Do not emit extra move.
23931 2016-02-26 Martin Jambor <mjambor@suse.cz>
23933 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
23934 atomic operations in private segment.
23936 2016-02-26 Martin Jambor <mjambor@suse.cz>
23938 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
23939 statements to wi->info. Also disallow omp simd constructs.
23940 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
23941 for not gridifying. Dump special string for omp_for.
23943 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23946 * config/aarch64/aarch64.c (aarch64_set_current_function):
23947 Save/restore target globals when switching to
23948 target_option_default_node.
23950 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23953 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
23954 Return 0 if !SHIFT_COUNT_TRUNCATED.
23956 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23957 Eric Botcazou <ebotcazou@adacore.com>
23959 PR rtl-optimization/69891
23960 * dse.c (scan_insn): If we can't figure out memset arguments
23961 or they are non-constant, call clear_rhs_from_active_local_stores.
23963 2016-02-26 Martin Liska <mliska@suse.cz>
23965 * doc/extend.texi: Mention clog10, clog10f an clog10l
23966 in Builtins section.
23968 2016-02-26 Martin Liska <mliska@suse.cz>
23970 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
23972 (resolve_args_picking_1): Likewise.
23973 * dwarf2out.h (struct GTY): Likewise.
23975 2016-02-26 Martin Liska <mliska@suse.cz>
23977 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
23978 with flag_checking.
23979 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
23981 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
23982 Martin Liska <mliska@suse.cz>
23984 * doc/install.texi: Mention --enable-valgrind-annotations.
23986 2016-02-26 Richard Biener <rguenther@suse.de>
23988 PR tree-optimization/69551
23989 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
23990 looking through aliases adjust DECL_PT_UID to refer to the
23991 ultimate alias target.
23993 2016-02-25 Martin Liska <mliska@suse.cz>
23995 PR middle-end/69919
23996 * alloc-pool.c (after_memory_report): New variable.
23997 * alloc-pool.h (base_pool_allocator ::release): Do not use
23998 the infrastructure if after_memory_report.
23999 * toplev.c (toplev::main): Mark after memory report.
24001 2016-02-25 Richard Biener <rguenther@suse.de>
24003 PR tree-optimization/48795
24004 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
24006 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
24009 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
24010 offloading is enabled and -fopenacc or -fopenmp is specified.
24011 (CRTOFFLOADEND): Likewise.
24012 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
24013 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
24014 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
24015 (offload_objects_file_name): New static var.
24016 (tool_cleanup): Remove offload_objects_file_name file.
24017 (find_offloadbeginend): Replace with ...
24018 (find_crtoffloadtable): ... this.
24019 (run_gcc): Remove offload_argc and offload_argv.
24020 Get offload_objects_file_name from -foffload-objects=... option.
24021 Read names of object files with offload from this file, pass them to
24022 compile_images_for_offload_targets. Don't call find_offloadbeginend and
24023 don't pass offloadbegin and offloadend to the linker. Don't pass
24024 offload non-LTO files to the linker, because now they're not claimed.
24026 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
24029 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
24030 on builtin_unreachable.
24032 2016-02-25 Jakub Jelinek <jakub@redhat.com>
24034 PR rtl-optimization/69896
24035 * regcprop.c: Include cfgrtl.h.
24036 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
24037 than remembered mode, either delete it (if noop_move_p), or
24038 treat like copy_p but not noop_p instruction.
24040 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24043 * dwarf2out.c (gen_variable_die): Work around buggy LTO
24044 - allow NULL decl for Fortran DW_TAG_common_block variables.
24046 2016-02-24 Jason Merrill <jason@redhat.com>
24048 * common.opt (flifetime-dse): Add -flifetime-dse=1.
24050 2016-02-24 Richard Biener <rguenther@suse.de>
24051 Jakub Jelinek <jakub@redhat.com>
24053 PR middle-end/69760
24054 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
24055 conditionally executed ops to well-defined overflow behavior.
24057 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24059 PR middle-end/69915
24060 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
24063 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24065 PR rtl-optimization/69886
24066 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
24067 argument. Use it when checking validity of set instructions.
24068 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
24069 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
24071 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
24072 * store-motion.c (find_moveable_store): Update
24073 can_assign_to_reg_without_clobbers_p callsite.
24075 2016-02-24 Richard Biener <rguenther@suse.de>
24077 PR middle-end/68963
24078 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
24080 (record_nonwrapping_iv): Do not fall back to the low/high bound
24081 for non-constant IV bases if the stmt is not always executed.
24083 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24085 * config/arm/arm-cores.def (cortex-a32): New entry.
24086 * config/arm/arm-tables.opt: Regenerate.
24087 * config/arm/arm-tune.md: Regenerate.
24088 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
24089 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
24090 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
24091 for -mcpu and -mtune.
24093 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24096 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
24097 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
24098 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
24099 (atomic_loaddi_1): Delete.
24100 (atomic_loaddi): Rewrite expander using the above changes.
24102 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24105 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
24108 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24109 Richard Biener <rguenth@suse.de>
24111 PR middle-end/69909
24112 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
24113 set_mem_attributes if tem is SSA_NAME which got expanded
24116 2016-02-24 Richard Biener <rguenther@suse.de>
24118 PR tree-optimization/69907
24119 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
24120 end of permutations for BB vectorization.
24122 2016-02-24 Christian Bruel <christian.bruel@st.com>
24124 * config/arm/arm-c.c (arm_option_override): Initialize
24125 target_option_current_node.
24126 * config/arm/arm.c (arm_pragma_target_parse): Replace
24127 build_target_option_node call by target_option_current_node.
24128 Set target_option_current_node.
24131 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
24134 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
24135 define_insn_and_split to define_insn.
24136 (zero_extendqi<mode>2_dot2): Same.
24137 (extendqi<mode>2_dot): Same.
24138 (extendqi<mode>2_dot2): Same.
24140 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
24142 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
24143 and add bypass for AES{D,E} and AESMC pairs.
24144 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
24147 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
24149 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
24150 series for reciprocal square root in Exynos M1.
24152 2016-02-23 Martin Sebor <msebor@redhat.com>
24155 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
24156 __builtin_alloca_with_align.
24158 2016-02-23 Richard Henderson <rth@redhat.com>
24160 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
24161 (ix86_register_pragmas): Remove __seg_tls.
24162 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
24163 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
24164 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
24165 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
24166 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
24167 * doc/extend.texi (__seg_tls): Remove item.
24169 2016-02-23 Richard Biener <rguenther@suse.de>
24171 * alloc-pool.h (struct allocation_object): Make id member
24172 conditional on CHECKING_P again.
24173 (get_instance): Adjust.
24174 (base_pool_allocator): Likewise.
24176 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
24178 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
24179 (parallelize_loops): In OpenACC kernels mode, set n_threads to
24181 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
24183 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
24185 2016-02-23 Richard Biener <rguenther@suse.de>
24187 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
24188 * bitmap.h (struct bitmap_usage): Likewise.
24189 (bitmap_move): Declare.
24190 * bitmap.c (register_overhead): Take size_t argument.
24191 (bitmap_move): New function.
24192 * df-problems.c (df_rd_transfer_function): Use bitmap_move
24193 to properly account overhead.
24194 * tree.c (free_node): Use tree_size.
24196 2016-02-23 Jakub Jelinek <jakub@redhat.com>
24199 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
24200 when inverting comparison.
24203 * common.opt (Wunreachable-code): Add Warning flag.
24205 2016-02-23 Mark Wielaard <mjw@redhat.com>
24206 Jakub Jelinek <jakub@redhat.com>
24209 * cgraphunit.c (check_global_declaration): Check main_input_filename
24210 and DECL_SOURCE_FILE are not NULL.
24212 2016-02-23 Martin Jambor <mjambor@suse.cz>
24214 PR tree-optimization/69666
24215 * tree-sra.c (sra_modify_assign): Do not attempt to create
24216 default_def replacements for unscalarizable regions.
24218 2016-02-20 Mark Wielaard <mjw@redhat.com>
24221 * cgraphunit.c (check_global_declaration): Check level of
24222 warn_unused_const_variable and main_input_filename.
24223 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
24224 (-Wunused-variable): For C implies -Wunused-const-variable=1.
24225 (-Wunused-const-variable): Explain levels 1 and 2.
24227 2016-02-22 Jakub Jelinek <jakub@redhat.com>
24230 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
24231 identical arguments. Formatting and spelling fixes.
24234 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
24239 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
24240 and m68k-devices.def.
24241 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
24242 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
24244 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
24246 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
24247 and HImode registers.
24249 2016-02-22 Richard Biener <rguenther@suse.de>
24251 PR tree-optimization/69882
24252 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
24253 preserve permutations present because of gaps.
24254 (vect_supported_load_permutation_p): Always continue checking
24255 permutations after vect_attempt_slp_rearrange_stmts.
24257 2016-02-22 Bin Cheng <bin.cheng@arm.com>
24259 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
24260 min_profitable_estimate, rather than min_profitable_iters.
24262 2016-02-22 Jakub Jelinek <jakub@redhat.com>
24265 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
24266 SImode for last match_operand.
24268 2016-02-22 Martin Liska <mliska@suse.cz>
24270 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
24271 return bitsize - 1 as the return value.
24273 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
24277 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
24278 Handle negative shift counts.
24279 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
24280 force_reg on the shift constant.
24281 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
24282 (lshrsi3_d): Handle negative shift counts.
24284 2016-02-22 Richard Biener <rguenther@suse.de>
24285 Tom de Vries <tom@codesourcery.com>
24287 * graph.c: Include dumpfile.h.
24288 (print_graph_cfg): Split into three overloads.
24289 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
24291 2016-02-22 Tom de Vries <tom@codesourcery.com>
24293 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
24296 2016-02-22 Richard Biener <rguenther@suse.de>
24299 * ipa-inline-transform.c (inline_call): When not updating
24300 overall summaries adjust self size by the growth estimate.
24301 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
24302 hash-set, do not update overall summaries here. Renamed from ...
24303 (inline_to_all_callers): ... this which is now wrapping the
24304 above and performing delayed overall summary update.
24305 (early_inline_small_functions): Delay updating of the overall
24308 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
24310 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
24313 2016-02-19 Jakub Jelinek <jakub@redhat.com>
24316 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
24317 :%* in %:gt() argument.
24318 (greater_than_spec_func): Adjust for expecting only numbers,
24319 if there are more than two numbers, compare the last two.
24321 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
24323 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
24324 -Wnarrowing with -std.
24326 2016-02-19 Jakub Jelinek <jakub@redhat.com>
24329 * expr.c (store_field): Don't use bit-field path if exp is
24330 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
24331 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
24332 and the assignment can be performed by bitwise copy. Formatting
24335 PR middle-end/69838
24336 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
24337 call copy_reg_eh_region_note_forward on before and/or after sequences
24338 and remove note from insn if it no longer can throw.
24341 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
24342 if TARGET_AVX512BW.
24344 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24346 * config/s390/vector.md: Add missing commutative operand markers
24347 to the patterns which qualify for one.
24348 * config/s390/vx-builtins.md: Likewise.
24350 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24352 * config/s390/vector.md (VI, VI_QHS): Add single element vector
24353 types to mode iterators.
24354 (vec_double): ... and mode attribute.
24355 * config/s390/vx-builtins.md (non_vec_int): Likewise.
24357 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24359 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
24360 Change the predicate of op2 from nonimmediate to general and let
24361 reload fix it if necessary.
24363 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24365 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
24367 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24369 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
24372 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24374 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
24375 * config/s390/s390.c (s390_expand_vec_movstr): New function.
24376 * config/s390/s390.md ("movstr<P:mode>"): Call
24377 s390_expand_vec_movstr.
24379 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24381 * config/s390/s390.md: Add missing output modifier for operand 1
24382 to print it as address properly.
24384 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24386 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
24387 * config/s390/2964.md: New file.
24388 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
24389 of insn grouping attributes depending on the CPU level.
24390 (s390_get_unit_mask): New function.
24391 (s390_sched_score): Remove the OOO from the scheduling macros.
24392 Add loop to calculate a score for the instruction mix.
24393 (s390_sched_reorder): Likewise plus improve debug output.
24394 (s390_sched_variable_issue): Rename macros as above. Calculate
24395 the unit distances after actually scheduling an insn. Improve
24397 (s390_sched_init): Clear last_scheduled_unit_distance array.
24398 * config/s390/s390.md: Include 2964.md.
24400 2016-02-18 Jakub Jelinek <jakub@redhat.com>
24403 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
24404 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
24405 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
24406 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
24407 *avx512f_<code>v8div16qi2_mask_1): New insns.
24409 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
24412 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
24415 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
24416 earlyclobber from target. Use wF constraint for fused memory
24418 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
24420 2016-02-18 Jakub Jelinek <jakub@redhat.com>
24421 Martin Liska <mliska@suse.cz>
24424 * cfgexpand.c (asan_sanitize_stack_p): New function.
24425 (partition_stack_vars): Use the function.
24426 (expand_stack_vars): Likewise.
24427 (defer_stack_allocation): Likewise.
24428 (expand_used_vars): Likewise.
24430 2016-02-18 Richard Biener <rguenther@suse.de>
24432 PR middle-end/69553
24433 * fold-const.c (operand_equal_p): Properly compare offsets for
24434 IMAGPART_EXPR and ARRAY_REF.
24436 2016-02-18 Nick Clifton <nickc@redhat.com>
24440 * config/arm/arm.c (arm_option_override_internal): Disable
24441 interworking if the target does not support thumb instructions.
24442 (arm_reload_in_hi): Handle the case where a register to register
24443 move needs reloading because there is no simple pattern to handle
24445 (arm_reload_out_hi): Likewise.
24447 2016-02-18 Richard Biener <rguenther@suse.de>
24449 PR middle-end/69854
24450 * match.pd: Don't use fold_binary or fold_unary for folding
24453 2016-02-17 Jakub Jelinek <jakub@redhat.com>
24456 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
24457 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
24458 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
24459 warn on gimple_no_warning_p statements.
24461 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
24463 * doc/extend.texi (C++ Attributes): Correct description of
24464 warn_unused type attribute.
24466 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24468 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
24469 correct instruction.
24471 2016-02-17 Richard Biener <rguenther@suse.de>
24473 PR rtl-optimization/69609
24474 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
24475 (find_traces_1_round): When ending a trace update cached priority
24477 (bb_to_key): Use cached priority when available.
24478 (copy_bb): Initialize cached priority.
24479 (reorder_basic_blocks_software_trace_cache): Likewise.
24481 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24484 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
24486 (aarch64_comparison_operator): Break overly long line into two.
24487 (aarch64_comparison_operation): Likewise.
24488 * config/aarch64/aarch64.md (cstorecc4): Use
24489 aarch64_comparison_operator_mode instead of
24490 aarch64_comparison_operator.
24491 (cstore<mode>4): Likewise.
24492 (aarch64_cstore<mode>): Likewise.
24493 (*cstoresi_insn_uxtw): Likewise.
24494 (cstore<mode>_neg): Likewise.
24495 (*cstoresi_neg_uxtw): Likewise.
24497 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24500 * config/arm/predicates.md (arm_comparison_operator_mode):
24502 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
24503 instead of arm_comparison_operator.
24504 (*mov_negscc): Likewise.
24505 (*mov_notscc): Likewise.
24506 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
24507 (*thumb2_mov_negscc): Likewise.
24508 (*thumb2_mov_negscc_strict_it): Likewise.
24509 (*thumb2_mov_notscc): Likewise.
24510 (*thumb2_mov_notscc_strict_it): Likewise.
24512 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
24514 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
24515 Add missing return.
24517 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
24519 * config/visium/visium.c (machine_libfunc_index): New enum.
24520 (machine_libfuncs): New structure.
24521 (visium_libfuncs): New static variable.
24522 (TARGET_INIT_LIBFUNCS): Define to...
24523 (visium_init_libfuncs): ...this. New function.
24524 (expand_block_move_4): Use the appropriate libfunc.
24525 (expand_block_move_2): Likewise.
24526 (expand_block_move_1): Likewise.
24527 (expand_block_set_4): Likewise.
24528 (expand_block_set_2): Likewise.
24529 (expand_block_set_1): Likewise.
24530 (visium_trampoline_init): Likewise.
24532 2016-02-17 Nick Clifton <nickc@redhat.com>
24534 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
24535 TI's devices.csv file as of March 2016.
24537 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
24540 * opts-global.c (handle_common_deferred_options): Introduce and
24541 initialize two global variables to remember command-line options
24542 specifying a stack-limiting register.
24543 * opts.h: Add extern declarations of the two new global variables.
24544 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
24545 variable based on the values of the two new global variables.
24547 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24550 * common.opt (Wnonnull-compare): New warning.
24551 * doc/invoke.texi (-Wnonnull): Remove text about comparison
24552 of arguments against NULL.
24553 (-Wnonnull-compare): Document.
24554 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
24555 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
24556 * passes.def (pass_warn_nonnull_compare): Add.
24557 * gimple-ssa-nonnull-compare.c: New file.
24559 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24561 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
24562 AARCH64_EXTRA_TUNE_RECIP_SQRT.
24564 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24566 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
24567 reciprocal sqrt for -mlow-precision-recip-sqrt.
24569 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24570 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24572 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
24573 always use lane loads to construct non-constant vectors.
24575 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24577 * config/aarch64/aarch64.md
24578 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
24579 constraints for operand 3.
24580 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
24582 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24583 Richard Biener <rguenther@suse.de>
24585 PR tree-optimization/69820
24586 * tree-vect-patterns.c (type_conversion_p): Return false if
24587 *orig_type is unsigned single precision or boolean.
24588 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
24591 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24593 PR rtl-optimization/69764
24594 PR rtl-optimization/69771
24595 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
24596 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
24598 2016-02-16 Richard Biener <rguenther@suse.de>
24600 PR tree-optimization/69776
24601 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
24603 (indirect_refs_may_alias_p): Likewise.
24604 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
24605 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
24606 according to tbaa_p.
24607 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
24608 (optimize_stmt): For redundant store discovery do not allow tbaa.
24610 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
24612 PR tree-optimization/69714
24613 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
24614 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
24616 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
24618 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
24619 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
24620 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
24621 * config/arc/arc.c (arc_init): Check FPU options.
24622 (get_arc_condition_code): Handle new CC_FPU* modes.
24623 (arc_select_cc_mode): Likewise.
24624 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
24625 register pair only. Allow access for ARCv2 accumulator.
24626 (gen_compare_reg): Whenever we have FPU support use FPU compare
24628 (arc_reorg): Don't generate brcc insns when FPU compare
24629 instructions are involved.
24630 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
24631 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
24632 floating point emulation.
24633 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
24634 (REVERSE_CONDITION): Add new CC_FPU* modes.
24635 (TARGET_FP_SP_BASE): Define.
24636 (TARGET_FP_DP_BASE): Likewise.
24637 (TARGET_FP_SP_FUSED): Likewise.
24638 (TARGET_FP_DP_FUSED): Likewise.
24639 (TARGET_FP_SP_CONV): Likewise.
24640 (TARGET_FP_DP_CONV): Likewise.
24641 (TARGET_FP_SP_SQRT): Likewise.
24642 (TARGET_FP_DP_SQRT): Likewise.
24643 (TARGET_FP_DP_AX): Likewise.
24644 * config/arc/arc.md (ARCV2_ACC): New constant.
24645 (type): New fpu type attribute.
24646 (SDF): Conditional iterator.
24647 (cstore<mode>, cbranch<mode>): Change expand condition.
24648 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
24649 handles FPU/FPX cases as well.
24650 * config/arc/arc.opt (mfpu): New option.
24651 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
24653 (adddf3, muldf3, subdf3): Removed.
24654 * config/arc/predicates.md (proper_comparison_operator): Recognize
24656 * config/arc/fpu.md: New file.
24657 * doc/invoke.texi (ARC Options): Document mfpu option.
24659 2016-02-16 Richard Biener <rguenther@suse.de>
24661 PR rtl-optimization/69291
24662 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
24663 noce_operand_ok check.
24665 2016-02-16 Tom de Vries <tom@codesourcery.com>
24668 * omp-low.c (simd_clone_create): Remove call to
24669 symtab->call_cgraph_insertion_hooks.
24671 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24673 PR tree-optimization/69802
24674 * tree-ssa-reassoc.c (update_range_test): If op is
24675 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
24676 op == 1 test of precision 1 integral op, otherwise handle
24677 that case as op itself. Fix up formatting.
24678 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
24681 2016-02-16 Richard Biener <rguenther@suse.de>
24683 PR tree-optimization/69586
24684 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
24685 types for conversion sources.
24687 2016-02-16 Richard Biener <rguenther@suse.de>
24689 PR middle-end/69801
24690 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
24691 mask OEP_ADDRESS_OF.
24693 2016-02-16 Alan Modra <amodra@gmail.com>
24696 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
24697 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
24698 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
24700 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
24701 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
24702 (p8_fmrgow_<mode>): Likewise.
24703 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
24705 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
24706 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
24707 to use movdi_internal64. Remove op0_di.
24708 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
24710 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
24712 Add support for the FCCMP insn types
24714 * config/aarch64/aarch64.md (fccmp): Change insn type.
24715 (fccmpe): Likewise.
24716 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
24717 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
24718 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
24719 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
24720 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
24721 * config/arm/types.md (fccmps): Add new insn type.
24722 (fccmpd): Likewise.
24724 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
24726 * alias.c (get_alias_set): Fix a typo in comment.
24728 2016-02-15 Richard Biener <rguenther@suse.de>
24730 PR tree-optimization/69595
24731 * match.pd: Complete range test simplification to true.
24733 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
24735 PR rtl-optimization/69648
24736 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
24737 pic_offset_table_rtx.
24739 PR rtl-optimization/69752
24740 * ira.c (update_equiv_regs): When looking for more than a single SET,
24741 also take other side effects into account.
24743 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
24745 * config/s390/s390.c (s390_function_profiler): Add a new sequence
24746 for z900+ CPUs in 31-bit mode.
24748 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
24750 * common/config/s390/s390-common.c (s390_supports_split_stack):
24752 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
24753 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
24754 * config/s390/s390.c (struct machine_function): New field
24755 split_stack_varargs_pointer.
24756 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
24757 in s390_emit_prologue.
24758 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
24760 (morestack_ref): New global.
24761 (SPLIT_STACK_AVAILABLE): New macro.
24762 (s390_expand_split_stack_prologue): New function.
24763 (s390_live_on_entry): New function.
24764 (s390_va_start): Use split-stack vararg pointer if appropriate.
24765 (s390_asm_file_end): Emit the split-stack note sections.
24766 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
24767 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
24768 (UNSPECV_SPLIT_STACK_CALL): New unspec.
24769 (UNSPECV_SPLIT_STACK_DATA): New unspec.
24770 (split_stack_prologue): New expand.
24771 (split_stack_space_check): New expand.
24772 (split_stack_data): New insn.
24773 (split_stack_call): New expand.
24774 (split_stack_call_*): New insn.
24775 (split_stack_cond_call): New expand.
24776 (split_stack_cond_call_*): New insn.
24778 2016-02-15 Richard Biener <rguenther@suse.de>
24780 PR tree-optimization/69783
24781 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24782 Add trivially correct cases.
24784 2016-02-15 Tom de Vries <tom@codesourcery.com>
24787 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
24789 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
24791 2016-02-15 Richard Biener <rguenther@suse.de>
24793 PR tree-optimization/69776
24794 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
24795 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
24796 indicate whether we can use TBAA to disambiguate against stores.
24797 Use alias-set zero if not.
24798 (visit_reference_op_store): Do not use TBAA when looking up
24800 * tree-ssa-pre.c (compute_avail): Use TBAA here.
24801 (eliminate_dom_walker::before_dom_children): But not when looking
24802 up redundant stores.
24804 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
24806 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
24808 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24810 * config/i386/znver1.md
24811 (znver1_pop, znver1_pop_mem,
24812 znver1_load_imov_double_store,
24813 znver1_load_imov_direct_store,
24814 znver1_load_imov_direct_load,
24815 znver1_load_imov_double_load): Add new.
24816 (znver1_insn, znver1_insn_load): Add icmov type.
24817 (znver1_sseavx_fma,
24818 znver1_sseavx_fma_load,
24820 znver1_avx256_fma_load): Fix pipe usage.
24822 2016-02-14 Alan Modra <amodra@gmail.com>
24825 * reload.c (find_reloads_address_1): For pre/post-inc/dec
24826 with an invalid hard reg, reload just the reg not the entire
24827 pre/post-inc/dec address expression.
24829 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24832 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
24833 fixed R1_REG scratch reg.
24834 (sibcall_value_pcrel_fdpic): Likewise.
24836 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24840 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
24842 2016-02-12 Walter Lee <walt@tilera.com>
24844 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
24845 * config/tilegx/t-tilegx: Likewise.
24847 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24850 * diagnostic-show-locus.c (struct line_span): New struct.
24851 (layout::get_first_line): Delete.
24852 (layout::get_last_line): Delete.
24853 (layout::get_num_line_spans): New member function.
24854 (layout::get_line_span): Likewise.
24855 (layout::print_heading_for_line_span_index_p): Likewise.
24856 (layout::get_expanded_location): Likewise.
24857 (layout::calculate_line_spans): Likewise.
24858 (layout::m_first_line): Delete.
24859 (layout::m_last_line): Delete.
24860 (layout::m_line_spans): New field.
24861 (layout::layout): Update comment. Replace m_first_line and
24862 m_last_line with m_line_spans, replacing their initialization
24863 with a call to calculate_line_spans.
24864 (diagnostic_show_locus): When printing source lines and
24865 annotations, rather than looping over a single span
24866 of lines, instead loop over each line_span within
24867 the layout, with an inner loop over the lines within them.
24868 Call the context's start_span callback when changing line spans.
24869 * diagnostic.c (diagnostic_initialize): Initialize start_span.
24870 (diagnostic_build_prefix): Break out the building of the location
24871 part of the string into...
24872 (diagnostic_get_location_text): ...this new function, rewriting
24873 it from nested ternary expressions to a sequence of "if"
24875 (default_diagnostic_start_span_fn): New function.
24876 * diagnostic.h (diagnostic_start_span_fn): New typedef.
24877 (diagnostic_context::start_span): New field.
24878 (default_diagnostic_start_span_fn): New prototype.
24880 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24883 * gcc.c (driver::finalize): Fix cleanup of "specs".
24885 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24889 * gcc.c (driver::driver): Initialize m_option_suggestions.
24890 (driver::~driver): Clean up m_option_suggestions.
24891 (suggest_option): Convert to...
24892 (driver::suggest_option): ...this, and split out into
24893 driver::build_option_suggestions and find_closest_string.
24894 (driver::build_option_suggestions): New function, from
24895 first half of suggest_option. Special-case
24896 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
24897 the sanitizer_opts array. For options of enum types, add the
24898 various enum values to the candidate strings.
24899 (driver::handle_unrecognized_options): Remove "const".
24900 * gcc.h (driver::handle_unrecognized_options): Likewise.
24901 (driver::build_option_suggestions): New decl.
24902 (driver::suggest_option): New decl.
24903 (driver::m_option_suggestions): New field.
24904 * opts-common.c (add_misspelling_candidates): New function.
24905 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
24906 and make non-static.
24907 * opts.h (sanitizer_opts): New array decl.
24908 (add_misspelling_candidates): New function decl.
24909 * spellcheck.c (find_closest_string): New function.
24910 * spellcheck.h (find_closest_string): New function decl.
24912 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24914 PR rtl-optimization/69764
24915 PR rtl-optimization/69771
24916 * optabs.c (expand_binop_directly): For shift_optab_p, force
24917 convert_modes with VOIDmode if xop1 has VOIDmode.
24919 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
24922 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
24923 to correctly determine instrumentation thunks.
24925 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24928 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
24929 type by reference, force lhs on the call.
24932 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
24933 Compute retval and retbnd early in all cases if split_part_return_p
24934 and return_bb is not EXIT. Remove all clobber stmts and reset
24935 all debug stmts that refer to SSA_NAMEs defined in split part,
24936 except if it is retval, in that case replace the old retval with the
24937 lhs of the call to the split part.
24939 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24942 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24944 PR middle-end/66726
24945 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24946 whose result is used in PHI.
24947 (maybe_optimize_range_tests): Likewise.
24948 (final_range_test_p): Likweise.
24950 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24952 PR middle-end/66726
24953 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24954 whose result is used in PHI.
24955 (maybe_optimize_range_tests): Likewise.
24956 (final_range_test_p): Likweise.
24958 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24960 * cgraph.c: Spelling fixes - behaviour -> behavior and
24961 neighbour -> neighbor.
24962 * target.def: Likewise.
24963 * sel-sched.c: Likewise.
24964 * config/mips/mips.c: Likewise.
24965 * config/arc/arc.md: Likewise.
24966 * config/arm/cortex-a57.md: Likewise.
24967 * config/arm/arm.c: Likewise.
24968 * config/arm/neon.md: Likewise.
24969 * config/arm/arm-c.c: Likewise.
24970 * config/vms/vms-c.c: Likewise.
24971 * config/s390/s390.c: Likewise.
24972 * config/i386/znver1.md: Likewise.
24973 * config/i386/i386.c: Likewise.
24974 * config/ia64/hpux-unix2003.h: Likewise.
24975 * config/msp430/msp430.md: Likewise.
24976 * config/rx/rx.c: Likewise.
24977 * config/rx/rx.md: Likewise.
24978 * config/aarch64/aarch64-simd.md: Likewise.
24979 * config/aarch64/aarch64.c: Likewise.
24980 * config/nvptx/nvptx.c: Likewise.
24981 * config/bfin/bfin.c: Likewise.
24982 * config/cris/cris.opt: Likewise.
24983 * config/rs6000/rs6000.c: Likewise.
24984 * target.h: Likewise.
24985 * spellcheck.c: Likewise.
24986 * ira-build.c: Likewise.
24987 * tree-inline.c: Likewise.
24988 * builtins.c: Likewise.
24989 * lra-constraints.c: Likewise.
24990 * explow.c: Likewise.
24991 * hwint.h: Likewise.
24992 * targhooks.c: Likewise.
24993 * tree-vect-data-refs.c: Likewise.
24994 * expr.c: Likewise.
24995 * doc/tm.texi: Likewise.
24996 * doc/extend.texi: Likewise.
24997 * doc/install.texi: Likewise.
24998 * doc/md.texi: Likewise.
24999 * tree-ssa-tail-merge.c: Likewise.
25000 * sched-int.h: Likewise.
25001 * match.pd: Likewise.
25002 * sched-ebb.c: Likewise.
25003 * target.def (omit_struct_return_reg): Likewise.
25004 * gimple-ssa-isolate-paths.c: Likewise.
25005 (find_implicit_erroneous_behaviour): Renamed to...
25006 (find_implicit_erroneous_behavior): ... this.
25007 (find_explicit_erroneous_behaviour): Renamed to...
25008 (find_explicit_erroneous_behavior): ... this.
25009 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
25011 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
25013 PR rtl-optimization/64682
25014 PR rtl-optimization/69567
25015 PR rtl-optimization/69737
25016 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
25017 in I2 as well, just lose it.
25019 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25021 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
25023 (aarch64_last_printed_tune_string): Likewise.
25024 (aarch64_declare_function_name): Only output .arch assembler
25025 directive if it will be different from the previously output
25026 directive. Same for .tune comment but only if -dA is set.
25027 (aarch64_start_file): New function.
25028 (TARGET_ASM_FILE_START): Define.
25030 2016-02-11 David Malcolm <dmalcolm@redhat.com>
25033 * Makefile.in (PLUGIN_HEADERS): Add params.list.
25035 2016-02-11 Jakub Jelinek <jakub@redhat.com>
25038 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
25039 -Wmaybe-uninitialized warning.
25041 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
25044 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
25046 2016-02-11 Richard Biener <rguenther@suse.de>
25048 PR rtl-optimization/69291
25049 * ifcvt.c (noce_try_store_flag_constants): Do not allow
25050 subexpressions affected by changing the result.
25052 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
25055 * lra-constraints.c (curr_insn_transform): Find in/out operands
25056 for secondary memory moves. Update dups.
25058 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
25060 PR tree-optimization/69652
25061 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
25062 to nested loop, did source re-formatting, skip debug statements,
25063 add check on statement with volatile operand, remove dead scalar
25066 2016-02-10 Jakub Jelinek <jakub@redhat.com>
25067 Patrick Palka <ppalka@gcc.gnu.org>
25071 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
25072 calls if the return type is TREE_ADDRESSABLE.
25073 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
25074 * ipa-split.c (split_function): Fix doubled "we" in comment.
25075 Use void return type for the split part even if
25076 !split_point->split_part_set_retval.
25078 2016-02-10 Bin Cheng <bin.cheng@arm.com>
25080 PR tree-optimization/68021
25081 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
25082 when computing the value of biv cand by itself.
25084 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
25086 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
25087 (cortexa57_tunings): Likewise.
25088 (cortexa72_tunings): Likewise.
25089 (arch_macro_fusion_pair_p): Add support for AES fusion.
25090 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
25091 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
25092 Allow virtual registers before reload so early scheduling works.
25093 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
25094 correct latency and pipeline.
25095 (cortex_a57_crypto_complex): Likewise.
25096 (cortex_a57_crypto_xor): Likewise.
25097 (define_bypass): Add AES bypass.
25099 2016-02-10 Richard Biener <rguenther@suse.de>
25101 PR tree-optimization/69726
25102 * passes.def: Add DCE pass before late uninit.
25103 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
25104 really fixup if-conversions job.
25106 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
25108 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
25109 (arm_cortex_a57_tune): Likewise.
25110 (aarch_macro_fusion_pair_p): Add support for AES fusion.
25111 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
25113 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
25115 * timevar.def (TV_PHASE_DBGINFO): Delete.
25116 (TV_PHASE_CHECK_DBGINFO): Likewise.
25117 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
25119 2016-02-10 Richard Biener <rguenther@suse.de>
25121 PR tree-optimization/69719
25122 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
25123 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
25125 2016-02-09 Andrew Pinski <apinski@cavium.com>
25128 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
25129 get_vcond_mask_icode returns false.
25131 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
25134 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
25135 an ADDIS that adds a pointer to a large constant that sets the
25136 upper16 bits with a load operation.
25138 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
25141 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
25143 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
25145 (vzipq_s16): Likewise.
25146 (vzipq_s32): Likewise.
25147 (vzipq_f32): Likewise.
25148 (vzipq_u8): Likewise.
25149 (vzipq_u16): Likewise.
25150 (vzipq_u32): Likewise.
25151 (vzipq_p8): Likewise.
25152 (vzipq_p16): Likewise.
25154 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
25157 * config/arm/arm.c (neon_endian_lane_map): New function.
25158 (neon_vector_pair_endian_lane_map): New function.
25159 (arm_evpc_neon_vuzp): Allow for big endian lane order.
25160 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
25162 (vuzpq_s16): Likewise.
25163 (vuzpq_s32): Likewise.
25164 (vuzpq_f32): Likewise.
25165 (vuzpq_u8): Likewise.
25166 (vuzpq_u16): Likewise.
25167 (vuzpq_u32): Likewise.
25168 (vuzpq_p8): Likewise.
25169 (vuzpq_p16): Likewise.
25171 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
25174 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
25177 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
25179 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
25180 truncate const_int operand 1 to QImode.
25182 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
25184 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
25185 corresponding to an abnormal edge.
25187 2016-02-09 Tom de Vries <tom@codesourcery.com>
25189 PR tree-optimization/69599
25190 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
25192 (find_func_aliases_for_builtin_call, find_func_clobbers)
25193 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
25196 2016-02-09 Richard Biener <rguenther@suse.de>
25198 PR tree-optimization/69715
25199 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
25200 LHS on calls as non-rewritable.
25202 2016-02-09 Tom de Vries <tom@codesourcery.com>
25205 * lto-wrapper.c (append_diag_options): New function.
25206 (compile_offload_image): Call append_diag_options.
25208 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
25211 * doc/extend.texi (Flag Output Operands): Correct sectioning.
25212 Minor copy-edit to fix verb tenses.
25214 2016-02-08 Jakub Jelinek <jakub@redhat.com>
25216 PR tree-optimization/69209
25217 * ipa-split.c (split_function): If split part is not
25218 returning retval, retval has gimple type but is not
25219 gimple value, force it into a SSA_NAME first.
25221 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
25223 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
25226 2016-02-08 Jason Merrill <jason@redhat.com>
25229 * convert.c (convert_to_integer_1): Check dofold on truncation
25231 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
25232 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
25233 Rename from *_nofold.
25234 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
25235 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
25237 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
25240 * tree.c (build_common_tree_nodes): Remove short_double argument.
25241 All callers changed.
25242 * tree.h (build_common_tree_nodes): Adjust declaration.
25243 * doc/invoke.texi (-fshort-double): Remove documentation.
25244 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25245 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
25246 * lto-wrapper.c (merge_and_complain, append_compiler_options)
25247 (append_linker_options): Don't handle OPT_fshort_double.
25249 PR rtl-optimization/68730
25250 * lra-remat.c (insn_to_cand_activation): New static variable.
25251 (lra_remat): Allocate and free it.
25252 (create_cand): New arg activation. Initialize a field in
25253 insn_to_cand_activation if it is nonnull.
25254 (create_cands): Pass the activation insn to create_cand when making
25255 a candidate involving an output reload. Reorganize code a little.
25256 (do_remat): Keep track of active status of candidates in a separate
25259 2016-02-08 Richard Biener <rguenther@suse.de>
25261 PR tree-optimization/69719
25262 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
25263 Properly use absolute of the difference of the two offsets to
25264 compare or adjust the segment length.
25266 2016-02-08 Richard Biener <rguenther@suse.de>
25267 Jeff Law <law@redhat.com>
25270 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
25271 types for anonymous SSA names.
25273 2016-02-08 Richard Biener <rguenther@suse.de>
25275 PR rtl-optimization/69274
25276 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
25278 2016-02-08 Jeff Law <law@redhat.com>
25280 PR tree-optimization/65917
25281 * tree-ssa-dom.c (record_temporary_equivalences): Record both
25282 equivalences from if (x == y) style conditionals.
25283 (loop_depth_of_name): Remove.
25284 (record_equality): Remove loop depth check.
25285 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
25286 (const_and_copies::record_const_or_copy_raw): New member function.
25287 * tree-ssa-scopedtables.c
25288 (const_and_copies::record_const_or_copy_raw): New, factored out of
25289 (const_and_copies::record_const_or_copy): Call new member function.
25291 2016-02-05 Jeff Law <law@redhat.com>
25293 PR tree-optimization/68541
25294 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
25295 (count_stmts_in_block): New function.
25296 (poor_ifcvt_candidate_code): Likewise.
25297 (is_feasible_trace): Add some heuristics to determine when path
25298 splitting is profitable.
25299 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
25300 is a diamond with a single exit.
25302 2016-02-05 Martin Sebor <msebor@redhat.com>
25305 * doc/invoke.texi: Update -Wplacement-new to take an optional
25308 2016-02-06 Richard Henderson <rth@redhat.com>
25311 * tree.c (tree_nop_conversion_p): Do not strip casts into or
25312 out of non-standard address spaces.
25314 2016-02-05 Jakub Jelinek <jakub@redhat.com>
25316 PR rtl-optimization/69691
25317 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
25319 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
25321 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
25322 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
25323 (*ieee128_mfvsrd_64bit): Likewise.
25324 (*ieee128_mfvsrd_32bit): Likewise.
25326 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
25330 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25332 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25333 instrumented_version.
25335 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
25337 * doc/invoke.texi (Optimize Options): In table of --param options
25338 rename second occurrence of tracer-min-branch-ratio to
25339 tracer-min-branch-probability, rename
25340 tracer-min-branch-ratio-feedback to
25341 tracer-min-branch-probability-feedback and clarify description,
25342 rename sched-spec-state-edge-prob-cutoff to
25343 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
25344 to selsched-insns-to-rename, rename lto-minpartition to
25345 lto-min-partition, delete reorder-blocks-duplicate and
25346 reorder-blocks-duplicate-feedback.
25348 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25350 * config/s390/s390.c (s390_register_info_set_ranges): Remove
25353 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
25355 * doc/extend.texi: S/390: Correct some typos.
25357 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25359 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
25361 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25364 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
25365 (s390_register_info_gprtofpr): Use new macros above.
25366 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
25368 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
25369 its name. Adjust restore and save gpr ranges.
25370 (s390_register_info_set_ranges): New function.
25371 (s390_register_info): Use new macros above. Call
25372 s390_register_info_set_ranges.
25373 (s390_optimize_register_info): Likewise.
25374 (s390_hard_regno_rename_ok): Use new macros.
25375 (s390_hard_regno_scratch_ok): Likewise.
25376 (s390_emit_epilogue): Likewise.
25377 (s390_can_use_return_insn): Likewise.
25378 (s390_optimize_prologue): Likewise.
25379 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
25381 2016-02-05 Jakub Jelinek <jakub@redhat.com>
25384 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
25386 (ix86_option_override_internal): Disable TARGET_STV even for
25387 -m{incoming,preferred}-stack-boundary=3.
25389 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25391 * config.gcc: Mark deprecated rtems targets as obsolete.
25393 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
25395 PR rtl-optimization/64682
25396 PR rtl-optimization/69567
25397 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
25398 before I2 only if the register is both used and set in I2.
25400 2016-02-04 DJ Delorie <dj@redhat.com>
25402 * config/msp430/msp430.c (msp430_start_function): Add function type.
25404 2016-02-04 Jakub Jelinek <jakub@redhat.com>
25407 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
25409 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
25411 PR rtl-optimization/69577
25413 2015-10-29 Richard Henderson <rth@redhat.com>
25417 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
25418 sse check to the exact conditions of PR 67609.
25420 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25423 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
25424 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
25425 not allowed into the traditional Altivec registers.
25426 (movtd_64bit_nodm): Likewise.
25427 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
25429 2016-02-04 David Malcolm <dmalcolm@redhat.com>
25431 * config/aarch64/cortex-a57-fma-steering.c
25432 (aarch64_register_fma_steering): Remove "static" from arguments
25435 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
25438 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
25439 twice when complex.
25441 2016-02-04 Mike Frysinger <vapier@gentoo.org>
25443 * doc/invoke.texi: Delete -mno-fma4.
25445 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
25447 PR rtl-optimization/69577
25448 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
25449 (find_subregs_of_mode): Update accordingly. Iterate over partial
25452 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
25454 * config/arm/arm-protos.h (neon_reinterpret): Remove.
25455 * config/arm/arm.c (neon_reinterpret): Remove.
25456 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
25457 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
25458 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
25459 vreinterpretti): Remove.
25460 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
25461 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
25462 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
25463 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
25464 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
25465 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
25466 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
25467 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
25468 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
25469 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
25470 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
25471 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
25472 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
25473 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
25474 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
25475 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
25476 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
25477 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
25478 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
25479 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
25480 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
25481 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
25482 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
25483 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
25484 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
25485 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
25486 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
25487 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
25488 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
25489 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
25490 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
25491 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
25492 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
25493 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
25494 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
25495 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
25496 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
25497 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
25498 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
25499 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
25500 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
25501 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
25502 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
25503 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
25504 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
25505 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
25506 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
25507 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
25508 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
25509 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
25510 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
25511 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
25512 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
25513 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
25514 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
25515 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
25516 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
25517 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
25518 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
25519 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
25520 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
25521 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
25522 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
25523 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
25524 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
25525 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
25526 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
25527 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
25528 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
25529 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
25530 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
25531 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
25532 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
25533 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
25534 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
25535 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
25536 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
25537 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
25538 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
25539 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
25540 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
25541 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
25542 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
25543 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
25544 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
25545 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
25546 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
25547 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
25548 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
25549 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
25550 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
25551 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
25552 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
25553 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
25554 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
25555 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
25556 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
25557 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
25558 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
25559 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
25560 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
25561 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
25562 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
25564 2016-02-04 Martin Liska <mliska@suse.cz>
25567 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
25568 that are gimple_store_p.
25569 (maybe_instrument_call): Likewise.
25571 2016-02-04 Bin Cheng <bin.cheng@arm.com>
25573 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
25574 register scaling out of memory reference and comment why.
25576 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25580 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
25581 folding the source of a SET.
25583 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25587 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
25588 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
25590 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
25594 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
25597 2016-02-04 Christian Bruel <christian.bruel@st.com>
25599 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
25600 * config/arm/arm.c (arm_set_current_function): Likewise.
25602 2016-02-04 Jakub Jelinek <jakub@redhat.com>
25603 Ilya Enkovich <enkovich.gnu@gmail.com>
25604 H.J. Lu <hongjiu.lu@intel.com>
25607 * config/i386/i386.c (convert_scalars_to_vector): Remove
25608 stack alignment fixes.
25609 (ix86_option_override_internal): Disable TARGET_STV if stack
25610 might not be aligned enough.
25611 (ix86_minimum_alignment): Assert that TARGET_STV is false.
25613 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
25615 * config/i386/x86-tune.def: Disable default prefetching
25618 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
25619 Vladimir Makarov <vmakarov@redhat.com>
25622 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
25623 in validating fused toc addresses.
25625 2016-02-03 Jakub Jelinek <jakub@redhat.com>
25628 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
25629 range->m_caret fields if range->m_show_caret_p is false.
25632 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
25633 Force oldval into register if it does not satisfy reg_or_short_operand
25634 predicate. Fix up formatting.
25636 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
25637 Alexandre Oliva <aoliva@redhat.com>
25640 * lra-constraints.c (simplify_operand_subreg): Check additionally
25641 address validity after potential reloading.
25642 (process_address_1): Check insns validity. In case of failure do
25645 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
25648 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
25651 2016-02-02 Jakub Jelinek <jakub@redhat.com>
25653 * wide-int.cc (canonize_uhwi): New function.
25654 (wi::divmod_internal): Use it.
25656 2016-02-02 James Norris <jnorris@codesourcery.com>
25658 * gimplify.c (omp_notice_variable): Add usage check.
25660 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
25662 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
25663 like LE, GE, LT, GT when emitting relational operator.
25665 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
25667 * ira-costs.c (find_costs_and_classes): Add extra argument.
25668 * target.def (ira_change_pseudo_allocno_class): Add parameter.
25669 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
25670 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
25671 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
25672 Add best_class parameter, and return it if not ALL_REGS.
25673 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
25675 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
25676 Update target hook.
25678 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
25680 * config/aarch64/aarch64.c
25681 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
25682 (aarch64_ira_change_pseudo_allocno_class): New function.
25684 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
25687 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
25689 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25691 * config/avr/avr.c (avr_option_override): Set
25692 PARAM_ALLOW_STORE_DATA_RACES to 1.
25694 2016-02-02 Richard Biener <rguenther@suse.de>
25696 PR tree-optimization/69595
25697 * match.pd: Add range test simplifications to true/false.
25699 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
25701 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
25702 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
25705 2016-02-02 Richard Biener <rguenther@suse.de>
25707 PR tree-optimization/69606
25708 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
25709 info on the result before moving a stmt.
25711 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
25713 PR middle-end/68542
25714 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
25715 branch with vector comparison.
25716 * config/i386/sse.md (VI48_AVX): New mode iterator.
25717 (define_expand "cbranch<mode>4): Add support for conditional branch
25718 with vector comparison.
25719 * tree-vect-loop.c (optimize_mask_stores): New function.
25720 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
25721 has_mask_store field of vect_info.
25722 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
25723 vectorized loops having masked stores after vec_info destroy.
25724 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
25725 correspondent macros.
25726 (optimize_mask_stores): Add prototype.
25728 2016-02-02 Alan Modra <amodra@gmail.com>
25731 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
25734 2016-02-02 Alan Modra <amodra@gmail.com>
25737 * config/rs6000/rs6000.c (need_toc_init): New var, set it
25738 whenever toc_label_name used.
25739 (rs6000_file_start): Don't set up toc section here,
25740 (rs6000_output_function_epilogue): do so here instead,
25741 (rs6000_xcoff_file_start): and here.
25742 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
25743 (load_toc_aix_di): Likewise.
25745 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25747 PR rtl-optimization/69592
25748 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
25749 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
25750 (num_sign_bit_copies_binary_arith_p): New inline function.
25751 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
25753 2016-02-01 Jeff Law <law@redhat.com>
25755 PR tree-optimization/69580
25756 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
25757 * tree-ssa-threadbackward.c
25758 (fsm_find_control_statement_thread_paths): Do not try to walk
25759 through large PHI nodes.
25761 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25763 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
25764 when count is incremented above limit, don't analyze further
25767 * omp-low.c (oacc_parse_default_dims): Avoid
25768 -Wsign-compare warning, make sure value fits into int
25769 rather than just unsigned int.
25771 2016-02-01 Bin Cheng <bin.cheng@arm.com>
25773 PR tree-optimization/67921
25774 * fold-const.c (split_tree): New parameters. Convert pointer
25775 type variable part to proper type before negating.
25776 (fold_binary_loc): Pass new arguments to split_tree.
25778 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
25780 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
25781 (nvptx_goacc_validate_dims): Extend to handle global defaults.
25782 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
25783 * doc/tm.texti: Rebuilt.
25784 * doc/invoke.texi (fopenacc-dim): Document.
25785 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
25786 (append_compiler_options): Likewise.
25787 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
25788 (oacc_parse_default_dims): New.
25789 (oacc_validate_dims): Add USED arg. Select non-unity default when
25791 (oacc_loop_fixed_partitions): Return mask of used partitions.
25792 (oacc_loop_auto_partitions): Emit dump info.
25793 (oacc_loop_partition): Return mask of used partitions.
25794 (execute_oacc_device_lower): Parse default dimension arg. Adjust
25795 loop partitioning and validation calls.
25797 2016-02-01 Richard Biener <rguenther@suse.de>
25799 PR middle-end/69556
25800 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
25802 2016-02-01 Richard Biener <rguenther@suse.de>
25804 PR tree-optimization/69574
25805 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
25806 of asserting return chrec_dont_know.
25808 2016-02-01 Martin Liska <mliska@suse.cz>
25810 * mem-stats-traits.h: Add copyright header.
25811 * mem-stats.h: Likewise.
25813 2016-02-01 Richard Biener <rguenther@suse.de>
25815 PR tree-optimization/69579
25816 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
25817 Do not propagate through abnormal PHI results.
25819 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
25821 * postreload.c (reload_cse_simplify): Remove dead code.
25823 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25825 PR rtl-optimization/69570
25826 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
25827 if there is more than one set, not if there is a single set.
25829 2016-02-01 Richard Henderson <rth@redhat.com>
25832 * combine.c (make_compound_operation): When looking through a
25833 subreg, make sure to re-extend to the width of the outer mode.
25835 2016-01-30 Jakub Jelinek <jakub@redhat.com>
25837 PR tree-optimization/69546
25838 * wide-int.cc (wi::divmod_internal): For unsigned division
25839 where both operands fit into uhwi, if o1 is 1 and o0 has
25840 msb set, if divident_prec is larger than bits per hwi,
25841 clear another quotient word and return 2 instead of 1.
25842 Similarly for remainder with msb in HWI set, if dividend_prec
25843 is larger than bits per hwi.
25845 2016-01-29 Martin Jambor <mjambor@suse.cz>
25847 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
25848 Use short lowercase names.
25849 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
25850 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
25851 acq_rel one. Protect warning agains segfaults if
25852 get_memory_order_name returns NULL.
25853 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
25854 with release semantics. Do not warn if get_memory_order already did.
25855 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
25856 semantics. Fix check for relaxed or acquire semantics. Do not warn
25857 if get_memory_order already did.
25859 2016-01-29 Sebastian Pop <s.pop@samsung.com>
25861 * doc/install.texi: Document that isl-0.16 is supported.
25863 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
25866 * config/i386/constraints.md (Bm): Describe as special memory
25868 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
25869 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25870 * genpreds.c (struct constraint_data): Add is_special_memory.
25871 (have_special_memory_constraints, special_memory_start): New
25873 (special_memory_end): Ditto.
25874 (add_constraint): Add new arg is_special_memory. Add code to
25875 process its true value. Update have_special_memory_constraints.
25876 (process_define_constraint): Pass the new arg.
25877 (process_define_register_constraint): Ditto.
25878 (choose_enum_order): Process special memory.
25879 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
25880 function insn_extra_special_memory_constraint.
25881 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25882 * gensupport.c (process_rtx): Process
25883 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25884 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
25885 * ira-lives.c (single_reg_class): Use
25886 insn_extra_special_memory_constraint.
25887 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
25888 * lra-constraints.c (process_alt_operands): Ditto.
25889 (curr_insn_transform): Use insn_extra_special_memory_constraint.
25890 * recog.c (asm_operand_ok, preprocess_constraints): Process
25892 * reload.c (find_reloads): Ditto.
25893 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
25894 * stmt.c (parse_input_constraint): Use
25895 insn_extra_special_memory_constraint.
25897 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
25900 * lra-splill.c (lra_final_code_change): Revert r229087 by
25901 removing all sub-registers.
25903 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
25906 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
25908 2016-01-29 Jakub Jelinek <jakub@redhat.com>
25911 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
25912 SSE1, copy target into the temporary reg first before recursing
25915 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
25917 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
25920 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25922 * ginclude/stdarg.h: Test __cplusplus instead of
25923 __GXX_EXPERIMENTAL_CXX0X__.
25925 2016-01-29 Richard Biener <rguenther@suse.de>
25927 PR tree-optimization/69547
25928 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
25929 Do not mark clobbers necessary.
25930 (mark_all_reaching_defs_necessary_1): Likewise.
25932 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25934 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
25935 declaration name with %qs and print it in both error messages.
25936 Also fix indentation.
25938 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25941 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
25942 trailing blank line from error message.
25944 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25947 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
25950 2016-01-29 Richard Biener <rguenther@suse.de>
25952 PR middle-end/69537
25953 * match.pd: Allow all integral types when simplifying a
25954 widening or sign-changing conversion.
25956 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25958 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
25959 back to setting codegen_error to fail codegen.
25961 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
25964 * config/i386/constraints.md (C): Only accept constant zero operand.
25965 (BC): New constraint.
25966 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
25967 instead of C constraint.
25968 * doc/md.texi (Machine Constraints): Update description
25971 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
25974 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
25976 2016-01-28 Jakub Jelinek <jakub@redhat.com>
25978 PR middle-end/69542
25979 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
25982 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
25984 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
25985 branches if using guessed profile.
25987 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
25989 * graphite-optimize-isl.c (optimize_isl): Fix dump.
25991 2016-01-28 Richard Henderson <rth@redhat.com>
25994 * config/aarch64/aarch64-modes.def (CC_Cmode): New
25995 * config/aarch64/aarch64-protos.h: Update.
25996 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
25997 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
25998 (aarch64_get_condition_code_1): Handle CC_Cmode.
25999 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
26000 (*add<mode>3_compareC_cconly_imm): New.
26001 (*add<mode>3_compareC_cconly): New.
26002 (*add<mode>3_compareC_imm): New.
26003 (add<mode>3_compareC): New.
26004 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
26005 to be first. Use aarch64_carry_operation.
26006 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
26007 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
26008 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
26009 (subti3): Use subdi3_compare1.
26010 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
26011 (sub<mode>3_compare1): New.
26012 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
26013 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
26014 (*subsi3_carryin_uxtw): Likewise.
26015 (*ngc<mode>, *ngcsi_uxtw): Likewise.
26016 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
26017 * config/aarch64/iterators.md (DWI): New.
26018 * config/aarch64/predicates.md (aarch64_carry_operation): New.
26019 (aarch64_borrow_operation): New.
26021 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
26023 * graphite-optimize-isl.c (optimize_isl): Print a different debug
26024 message when isl does not return a valid schedule.
26026 2016-01-28 Sebastian Pop <s.pop@samsung.com>
26028 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
26029 Remove comments from class declarations: they are already in the code
26032 2016-01-28 Sebastian Pop <s.pop@samsung.com>
26034 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
26036 (ternary_op_to_tree): Same.
26037 (unary_op_to_tree): Same.
26038 (nary_op_to_tree): Same.
26039 (gcc_expression_from_isl_expr_op): Same.
26040 (gcc_expression_from_isl_expression): Same.
26041 (graphite_create_new_loop): Same.
26042 (graphite_create_new_loop_guard): Same.
26043 (build_iv_mapping): Same.
26044 (graphite_create_new_guard): Same.
26045 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
26046 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
26048 2016-01-28 Sebastian Pop <s.pop@samsung.com>
26050 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
26051 instead of setting codegen_error to fail codegen.
26053 2016-01-28 Jason Merrill <jason@redhat.com>
26055 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
26057 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
26059 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
26060 Remove CONST_INT_P check in CCMP cost calculation.
26062 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
26064 * config/aarch64/aarch64.c (generic_vector_cost):
26065 Set vec_permute_cost.
26066 (cortexa57_vector_cost): Likewise.
26067 (exynosm1_vector_cost): Likewise.
26068 (xgene1_vector_cost): Likewise.
26069 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
26070 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
26071 Add vec_permute_cost entry.
26073 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
26075 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
26077 (add<mode>3_compare0): Likewise.
26078 (addsi3_compare0_uxtw): Likewise.
26079 (add<mode>3nr_compare0): Likewise.
26080 (compare_neg<mode>): Likewise.
26081 (<optab><mode>3): Likewise.
26083 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
26085 * tree-vect-stmts.c (vectorizable_comparison): Add
26086 NULL check for vectype.
26088 2016-01-28 Richard Biener <rguenther@suse.de>
26090 PR tree-optimization/69466
26091 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
26092 Account for PHIs we couldn't duplicate.
26094 2016-01-28 Martin Liska <mliska@suse.cz>
26097 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
26098 instead of ENABLE_VALGRIND_CHECKING.
26100 2016-01-27 Richard Henderson <rth@redhat.com>
26103 * lra-remat.c (subreg_regs): New.
26104 (dump_candidates_and_remat_bb_data): Dump it.
26105 (operand_to_remat): Reject if operand in subreg_regs.
26106 (set_bb_regs): Collect subreg_regs.
26107 (lra_remat): Init and free subreg_regs. Compute
26108 calculate_local_reg_remat_bb_data before create_cands.
26110 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
26113 * config/i386/i386.c (ix86_update_stack_boundary): Don't
26114 change stack_alignment_needed for __tls_get_addr call.
26116 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
26118 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
26120 2016-01-27 Jeff Law <law@redhat.com>
26122 PR tree-optimization/68398
26123 PR tree-optimization/69196
26124 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
26125 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
26126 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26127 Only count PHIs in the last block in the path. The others will
26128 const/copy propagate away. Add heuristic to allow more irreducible
26129 subloops to be created when it is likely profitable to do so.
26131 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26132 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
26133 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
26135 2016-01-27 Jakub Jelinek <jakub@redhat.com>
26138 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
26139 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
26140 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
26141 * tree-streamer-in.c: Include asan.h.
26142 (streamer_get_builtin_tree): For builtins in sanitizer
26143 range call initialize_sanitizer_builtins and retry.
26145 2016-01-27 Ian Lance Taylor <iant@google.com>
26147 * common.opt (fkeep-gc-roots-live): New undocumented option.
26148 * tree-ssa-loop-ivopts.c (add_candidate_1): If
26149 -fkeep-gc-roots-live, skip pointers.
26150 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
26153 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
26156 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
26157 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
26159 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
26162 * configure.ac: NetBSD provides SSP in its C library.
26163 * configure: Updated.
26165 2016-01-27 Richard Biener <rguenther@suse.de>
26167 PR tree-optimization/69166
26168 * tree-vect-loop.c (vect_is_simple_reduction): Always check
26169 reduction code for commutativity / associativity.
26171 2016-01-27 Martin Jambor <mjambor@suse.cz>
26173 PR tree-optimization/69355
26174 * tree-sra.c (analyze_access_subtree): Correct hole detection when
26175 total_scalarization fails.
26177 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
26179 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
26182 2016-01-27 Christian Bruel <christian.bruel@st.com>
26185 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
26186 Move arm_reset_previous_fndecl and set_target_option_current_node in
26187 the conditional part. Call save_restore_target_globals.
26188 * config/arm/arm.c (arm_set_current_function):
26189 Refactor to better support #pragma target and attribute mix.
26190 Call save_restore_target_globals.
26191 * config/arm/arm-protos.h (save_restore_target_globals): New function.
26193 2016-01-27 Martin Liska <mliska@suse.cz>
26195 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
26196 reference for an HSA kernel and its host function.
26198 2016-01-27 Jakub Jelinek <jakub@redhat.com>
26200 PR tree-optimization/69399
26201 * wide-int.h (wi::lrshift): For larger precisions, only
26202 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
26204 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
26206 * config/arc/predicates.md (proper_comparison_operator): Reject
26207 constant-constant comparison.
26209 2016-01-26 Tom de Vries <tom@codesourcery.com>
26211 PR tree-optimization/69110
26212 * tree-data-ref.c (initialize_data_dependence_relation): Handle
26213 DR_NUM_DIMENSIONS == 0.
26215 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
26216 Sebastian Pop <s.pop@samsung.com>
26218 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
26219 isl_ast_op_cond and isl_ast_op_select.
26220 (gcc_expression_from_isl_expr_op): Same.
26222 2016-01-26 Jason Merrill <jason@redhat.com>
26225 * tree.c (recompute_constructor_flags): Split out from
26227 (verify_constructor_flags): New.
26228 * tree.h: Declare them.
26230 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
26232 PR rtl-optimization/69217
26233 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
26234 are no TYPE_FIELDS set for the record type.
26236 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26239 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
26240 toc_label_name unconditionally.
26241 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
26242 SYMBOL_REF string. Use toc_label_name instead of constructing
26244 (rs6000_elf_declare_function_name): Use toc_label_name instead of
26245 constructing LCTOC1.
26247 2016-01-26 Martin Sebor <msebor@redhat.com>
26250 * doc/extend.texi (Common Type Attributes): Move text that talks about
26251 attribute packed from attribute aligned to the section discussing
26252 the former attribute for clarity.
26254 2016-01-26 Richard Henderson <rth@redhat.com>
26256 PR middle-end/60908
26257 * trans-mem.c (tm_region_init): Mark entry block as visited.
26259 2016-01-26 David Malcolm <dmalcolm@redhat.com>
26262 * diagnostic-show-locus.c (layout::print_source_line): Replace
26263 call to pp_newline with call to layout::print_newline.
26264 (layout::print_annotation_line): Likewise.
26265 (layout::move_to_column): Likewise.
26266 (layout::print_any_fixits): After printing any fixits, print a
26267 trailing newline, if necessary.
26268 (layout::print_newline): New method, resetting any colorization
26270 (diagnostic_show_locus): Move the pp_newline to before the
26271 early bailout. Remove dummy block enclosing the layout instance.
26272 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
26273 of pp_newline_and_flush with pp_flush.
26274 (diagnostic_append_note): Delete use of pp_newline.
26275 (diagnostic_append_note_at_rich_loc): Delete.
26276 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
26277 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
26278 when newline characters are added to the buffer.
26280 2016-01-26 Michael Matz <matz@suse.de>
26282 * configure.ac (ac_cv_std_swap_in_utility): New test.
26283 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
26284 * configure: Regenerate.
26285 * config.in: Regenerate.
26287 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
26289 * config/arc/arc.md (cstoresi4): Force operand into register.
26290 (arcset<code>): Fix predicate.
26291 (arcsetltu): Likewise.
26292 (arcsetgeu): Likewise.
26293 (arcsethi): Likewise.
26294 (arcsetls): Likewise.
26296 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26298 PR tree-optimization/69483
26299 * gimple-fold.c (canonicalize_constructor_val): Return NULL
26300 if base has error_mark_node type.
26302 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
26305 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
26306 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
26308 (vget_lane_f16): Handle big-endian.
26309 (vgetq_lane_f16): Likewise.
26310 (vset_lane_f16): Likewise.
26311 (vsetq_lane_f16): Likewise.
26312 * config/arm/iterators.md (VQXMOV): Add V8HF.
26313 (VDQ): Add V4HF and V8HF.
26314 (V_reg): Handle V4HF and V8HF.
26315 (Is_float_mode): Likewise.
26316 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
26317 neon_vdup_nv8hf): New patterns.
26318 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
26319 Use VD_LANE iterator.
26320 (neon_vld1_dup<mode>): Use VQ2 iterator.
26322 2016-01-26 Nathan Sidwell <nathan@acm.org>
26324 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
26325 (set_oacc_fn_attrib): Add IS_KERNEL arg.
26326 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
26327 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
26328 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
26329 (oacc_validate_dims): Add LEVEL arg, don't return level.
26330 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
26331 oacc_validate_dims.
26332 (execute_oacc_device_lower): Adjust, add more dump output.
26333 * tree-ssa-loop.c (gate_oacc_kernels): Use
26334 oacc_fn_attrib_kernels_p.
26335 * tree-parloops.c (create_parallel_loop): Adjust
26336 set_oacc_fn_attrib call.
26338 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26341 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
26342 (append_compiler_options): Handle -fcilkplus.
26343 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
26345 2016-01-26 Nick Clifton <nickc@redhat.com>
26348 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
26349 been marked as DECL_ONE_ONLY but we do not the means to make it
26350 so, then do not allow it to bind locally.
26352 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26355 * opts.h (parse_sanitizer_options): New prototype.
26356 * opts.c (sanitizer_opts): New array.
26357 (parse_sanitizer_options): New function.
26358 (common_handle_option): Use parse_sanitizer_options.
26360 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
26363 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
26364 alignment adjustment to ...
26365 (ix86_update_stack_boundary): Here. Don't over-align stack for
26367 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
26368 if __tls_get_addr is called.
26370 2016-01-26 Christian Bruel <christian.bruel@st.com>
26372 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
26374 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
26376 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
26378 2016-01-26 Richard Biener <rguenther@suse.de>
26380 PR middle-end/69467
26381 * match.pd: Guard X * CST CMP 0 pattern with single_use.
26383 2016-01-26 Richard Biener <rguenther@suse.de>
26385 PR tree-optimization/69452
26386 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
26387 (move_computations_dom_walker::before_dom_children): Rename
26389 (move_computations_worker): This.
26390 (move_computations): Perform an RPO rather than a DOM walk.
26392 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26395 * combine.c (combine_instructions): For REG_EQUAL note with
26396 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
26397 to the underlying register.
26398 * doc/rtl.texi (REG_EQUAL): Document the behavior of
26399 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
26401 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
26404 * config/aarch64/aarch64-builtins.c
26405 (aarch64_init_simd_builtin_types): Do not set structural
26406 equality to __Poly{8,16,64,128}_t types.
26408 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
26410 PR tree-optimization/69400
26411 * wide-int.cc (wi_pack): Take the precision as argument and
26412 perform canonicalization here rather than in the callers.
26413 Use the main loop to handle all full-width HWIs. Add a
26414 zero HWI if in_len isn't a full result.
26415 (wi::divmod_internal): Update accordingly.
26416 (wi::mul_internal): Likewise. Simplify.
26418 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
26419 Sebastian Pop <s.pop@samsung.com>
26421 * graphite-poly.c (apply_poly_transforms): Simplify.
26422 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
26423 (print_isl_map): Same.
26424 (print_isl_union_map): Same.
26425 (print_isl_schedule): New.
26426 (debug_isl_schedule): New.
26427 * graphite-dependences.c (scop_get_reads): Do not call
26428 isl_union_map_add_map that is undocumented isl functionality.
26429 (scop_get_must_writes): Same.
26430 (scop_get_may_writes): Same.
26431 (scop_get_original_schedule): Remove.
26432 (scop_get_dependences): Do not call isl_union_map_compute_flow that
26433 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
26434 (compute_deps): Remove.
26435 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
26436 (debug_schedule_ast): New.
26437 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
26438 set_separate_option.
26439 (graphite_regenerate_ast_isl): Add dump.
26440 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
26441 from scop->transformed_schedule.
26442 (graphite_regenerate_ast_isl): Add more dump.
26443 * graphite-optimize-isl.c (optimize_isl): Set
26444 scop->transformed_schedule. Check whether schedules are equal.
26445 (apply_poly_transforms): Move here.
26446 * graphite-poly.c (apply_poly_transforms): ... from here.
26447 (free_poly_bb): Static.
26448 (free_scop): Static.
26449 (pbb_number_of_iterations_at_time): Remove.
26450 (print_isl_ast): New.
26451 (debug_isl_ast): New.
26452 (debug_scop_pbb): New.
26453 * graphite-scop-detection.c (print_edge): Move.
26454 (print_sese): Move.
26455 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
26456 (build_scop_scattering): Remove.
26457 (create_pw_aff_from_tree): Assert instead of bailing out.
26458 (add_condition_to_pbb): Remove unused code, do not fail.
26459 (add_conditions_to_domain): Same.
26460 (add_conditions_to_constraints): Remove.
26461 (build_scop_context): New.
26462 (add_iter_domain_dimension): New.
26463 (build_iteration_domains): Initialize pbb->iterators.
26464 Call add_conditions_to_domain.
26467 (index_outermost_in_loop): New.
26468 (index_pbb_in_loop): New.
26469 (outermost_pbb_in): New.
26470 (add_in_sequence): New.
26471 (add_outer_projection): New.
26472 (outer_projection_mupa): New.
26473 (add_loop_schedule): New.
26474 (build_schedule_pbb): New.
26475 (build_schedule_loop): New.
26476 (embed_in_surrounding_loops): New.
26477 (build_schedule_loop_nest): New.
26478 (build_original_schedule): New.
26479 (build_poly_scop): Call build_original_schedule.
26480 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
26481 (free_poly_dr): Remove.
26482 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
26483 (free_poly_bb): Remove.
26484 (debug_loop_vec): Remove.
26485 (print_isl_ast): Declare.
26486 (debug_isl_ast): Declare.
26487 (scop_do_interchange): Remove.
26488 (scop_do_strip_mine): Remove.
26489 (scop_do_block): Remove.
26490 (flatten_all_loops): Remove.
26491 (optimize_isl): Remove.
26492 (pbb_number_of_iterations_at_time): Remove.
26493 (debug_scop_pbb): Declare.
26494 (print_schedule_ast): Declare.
26495 (debug_schedule_ast): Declare.
26496 (struct scop): Remove schedule. Add original_schedule,
26497 transformed_schedule.
26498 (free_gimple_poly_bb): Remove.
26499 (print_generated_program): Remove.
26500 (debug_generated_program): Remove.
26501 (unify_scattering_dimensions): Remove.
26502 * sese.c (print_edge): ... here.
26503 (print_sese): ... here.
26504 (debug_edge): ... here.
26505 (debug_sese): ... here.
26506 * sese.h (print_edge): Declare.
26507 (print_sese): Declare.
26508 (dump_edge): Declare.
26509 (dump_sese): Declare.
26511 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
26512 Sebastian Pop <s.pop@samsung.com>
26514 * Makefile.in: Set ISLVER in site.exp.
26516 2016-01-25 Jakub Jelinek <jakub@redhat.com>
26518 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
26519 DECL_VALUE_EXPR of new_var even for the non-array case. Look
26520 through DECL_VALUE_EXPR for expansion.
26522 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
26524 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
26525 the frame info after reload completed.
26527 2016-01-25 Jeff Law <law@redhat.com>
26529 PR tree-optimization/69196
26530 PR tree-optimization/68398
26531 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
26532 tree-ssa-threadupdate.c.
26533 (determine_bb_domination_status): Prototype
26534 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
26535 (determine_bb_domination_status): No longer static.
26536 (valid_jump_thread_path): Remove code to detect characteristics
26537 of the jump thread path not associated with correctness.
26538 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
26539 Correct test for thread path length. Count PHIs for real operands as
26540 statements that need to be copied. Do not count ASSERT_EXPRs.
26541 Look at all the blocks in the thread path. Compute and selectively
26542 filter thread paths based on threading through the latch, threading
26543 a multiway branch or crossing a multiway branch.
26545 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26547 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
26548 decl with __attribute__ ((unused)) annotation.
26550 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
26553 * tree-vect-stmts.c (vectorizable_condition): Check vectype
26554 of operands is compatible with a statement vectype.
26556 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
26558 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
26559 improve wording for mixed storage order support.
26561 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
26563 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
26564 (vcvt_u64_f64): Likewise.
26565 (vcvta_s64_f64): Likewise.
26566 (vcvta_u64_f64): Likewise.
26567 (vcvtm_s64_f64): Likewise.
26568 (vcvtm_u64_f64): Likewise.
26569 (vcvtn_s64_f64): Likewise.
26570 (vcvtn_u64_f64): Likewise.
26571 (vcvtp_s64_f64): Likewise.
26572 (vcvtp_u64_f64): Likewise.
26574 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
26576 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
26577 (arc_init): Check validity mll64 option.
26578 (arc_save_restore): Use double load/store instruction.
26579 (arc_expand_movmem): Likewise.
26580 (arc_split_move): Don't split if we have double load/store
26581 instructions. Returns a boolean.
26582 (arc_process_double_reg_moves): Change function to return boolean
26583 instead of a sequence of instructions.
26584 (arc_dwarf_register_span): New function.
26585 * config/arc/arc-protos.h (arc_split_move): Change prototype.
26586 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
26587 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
26588 (*movdf_insn): Likewise.
26589 * config/arc/arc.opt (mll64): New option.
26590 * config/arc/predicates.md (even_register_operand): New predicate.
26591 * doc/invoke.texi (ARC Options): Add mll64 documentation.
26593 2016-01-25 Richard Biener <rguenther@suse.de>
26596 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
26597 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
26599 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
26601 2016-01-25 Richard Biener <rguenther@suse.de>
26603 PR tree-optimization/69376
26604 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
26606 (VN_INFO_ANTI_RANGE_P): New inline.
26607 (VN_INFO_RANGE_TYPE): Likewise.
26608 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
26609 SSA_NAME_ANTI_RANGE_P.
26610 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
26611 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
26612 Properly query VN_INFO_RANGE_TYPE.
26614 2016-01-25 Nick Clifton <nickc@redhat.com>
26617 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
26619 2016-01-23 Tom de Vries <tom@codesourcery.com>
26621 PR tree-optimization/69426
26622 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
26625 2016-01-23 Jakub Jelinek <jakub@redhat.com>
26627 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
26628 "the the" with "the" in the comments.
26629 * ipa-devirt.c (build_type_inheritance_graph,
26630 update_type_inheritance_graph): Likewise.
26631 * tree.c (build_function_type_list_1): Likewise.
26632 * cfgloopmanip.c (scale_loop_profile): Likewise.
26633 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
26634 * gimple-ssa-split-paths.c
26635 (find_block_to_duplicate_for_splitting_paths): Likewise.
26636 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
26637 * expr.c (convert_move): Likewise.
26638 * var-tracking.c (vt_stack_adjustments): Likewise.
26639 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
26640 * tree-vrp.c (test_for_singularity): Likewise.
26642 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
26643 directly instead of building a temporary tree.
26646 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
26647 remove <algorithm> include.
26649 2016-01-22 Jakub Jelinek <jakub@redhat.com>
26652 * config/i386/i386.c: Include dojump.h.
26653 (expand_small_movmem_or_setmem,
26654 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
26656 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
26657 if dynamic_check != -1.
26659 2016-01-21 Jeff Law <law@redhat.com>
26661 PR middle-end/69347
26662 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
26663 record_temporary_equivalences. Rewritten to avoid unnecessary calls
26664 into dominated_by_p.
26665 (cprop_into_successor_phis): Avoid unnecessary tests.
26667 2016-01-22 Richard Henderson <rth@redhat.com>
26670 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
26671 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
26673 2016-01-22 Michael Matz <matz@suse.de>
26675 * system.h (string, algorithm): Include only conditionally.
26676 (new): Include always under C++.
26677 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
26678 * final.c (toplevel): Ditto.
26679 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
26680 * genconditions.c (write_header): Make gencondmd.c define
26682 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
26684 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
26685 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
26687 2016-01-22 Christian Bruel <christian.bruel@st.com>
26690 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
26692 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26695 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
26696 define_insn_and_split. Ensure operands[1] and operands[0] do not
26697 get assigned the same register.
26699 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
26701 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
26703 2016-01-22 Christian Bruel <christian.bruel@st.com>
26705 * config/arm/arm-c.c (arm_pragma_target_parse):
26706 Remove warn_builtin_macro_redefined overwrite.
26708 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
26710 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
26711 flag_non_call_exceptions compatibility.
26713 2016-01-22 Jakub Jelinek <jakub@redhat.com>
26716 * dwarf2out.c (add_child_die_after): New function.
26717 (dwarf_qual_info_t): New type.
26718 (dwarf_qual_info): New variable.
26719 (qualified_die_p): New function.
26720 (modified_type_die): For -fdebug-types-section, ensure
26721 canonical order of qualifiers. Put qualified DIEs adjacent
26722 to the corresponding non-qualified type DIE and search there
26723 for existing qualified DIEs.
26725 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
26727 * doc/extend.texi (scalar_storage_order type attribute): Document
26728 restriction on type punning and aliasing, and remove future tense.
26730 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
26733 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
26736 2016-01-21 Jeff Law <law@redhat.com>
26738 PR middle-end/69347
26739 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
26740 useless call to record_temporary_equivalences.
26741 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
26742 allocate 10 slots in the bb_path vector and let it grow as needed.
26743 (fsm_find_control_statement_thread_paths): Similarly for the next_path
26746 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
26748 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
26750 * configure: Regenerate.
26752 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
26754 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
26755 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
26757 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
26759 PR middle-end/66178
26760 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
26761 drop EXPAND_INITIALIZER.
26762 * rtl.h (contains_symbolic_reference_p): Declare.
26763 * rtlanal.c (contains_symbolic_reference_p): New function.
26764 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
26765 a subtraction into a NOT if symbolic constants are involved.
26767 2016-01-21 Anton Blanchard <anton@samba.org>
26768 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26771 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
26773 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
26776 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
26778 * config/microblaze/microblaze.c
26779 (get_branch_target): New.
26780 (insert_wic_for_ilb_runout): New.
26782 (microblaze_machine_dependent_reorg): New.
26783 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
26784 * config/microblaze/microblaze.md
26785 (UNSPEC_IPREFETCH): Define.
26786 (iprefetch): New pattern
26787 * config/microblaze/microblaze.opt
26788 (mxl-prefetch): New flag.
26790 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
26792 * config/microblaze/microblaze.h
26793 (FIXED_REGISTERS): Update in macro.
26794 (CALL_USED_REGISTERS): Update in macro.
26796 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
26798 PR rtl-optimization/68920
26799 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
26802 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
26804 PR rtl-optimization/68990
26805 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
26806 pseudo instead of inheritance ones.
26808 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
26809 Nick Clifton <nickc@redhat.com>
26813 * config/mips/mips.c (mips_compute_frame_info): Initialise
26814 args_size and hard_frame_pointer_offset fields of the frame
26815 structure before calling mips_global_pointer.
26817 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
26819 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
26821 * configure: Regenerate.
26823 2016-01-21 Richard Biener <rguenther@suse.de>
26825 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
26827 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26829 * config/s390/s390.c (s390_asm_declare_function_size): Add code
26830 to actually emit the .size directive.
26832 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
26833 Jakub Jelinek <jakub@redhat.com>
26837 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
26838 args array size by one to avoid buffer overflow.
26840 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26842 * config/s390/s390.md (pool_section_start): Use switch_to_section
26843 to select proper read-only data section instead of hardcoding
26845 (pool_section_end): Use switch_to_section to match the above.
26847 2016-01-21 Richard Biener <rguenther@suse.de>
26849 PR tree-optimization/69378
26850 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
26851 (set_ssa_val_to): Use it for dominance checks taking into
26852 account not executable edges.
26854 2016-01-21 Jakub Jelinek <jakub@redhat.com>
26857 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
26858 for bitsize instead of GET_MODE_PRECISION (mode).
26860 2016-01-20 Martin Sebor <msebor@redhat.com>
26863 * extend.texi (__sync Builtins): Clarify the semantics of
26864 __sync_fetch_and_OP built-ins on pointers.
26865 (__atomic Builtins): Same.
26867 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26868 Sebastian Pop <s.pop@samsung.com>
26870 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
26871 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
26872 (is_valid_rename): Same.
26873 (translate_isl_ast_to_gimple::get_rename): Same.
26874 (translate_isl_ast_to_gimple::rename_all_uses): Same.
26875 (translate_isl_ast_to_gimple::rename_uses): Same.
26876 (get_new_name): Check for close_phi nodes.
26877 (copy_loop_phi_args): Use phi_node_kind.
26878 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
26879 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
26881 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26882 Sebastian Pop <s.pop@samsung.com>
26884 Revert commit r229783.
26885 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
26886 Remove use of parameter_rename_map.
26887 (copy_def): Remove.
26888 (copy_internal_parameters): Remove.
26889 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
26890 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
26891 (free_sese_info): Do not free parameter_rename_map.
26892 (set_rename): Do not use parameter_rename_map.
26893 (rename_uses): Update call to set_rename.
26894 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
26895 * sese.h (parameter_rename_map_t): Remove.
26896 (struct sese_info_t): Remove field parameter_rename_map.
26898 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26899 Sebastian Pop <s.pop@samsung.com>
26901 * graphite-isl-ast-to-gimple.c: Fix comment.
26902 * graphite-scop-detection.c (defined_in_loop_p): New.
26903 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
26904 names defined in loop.
26906 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26907 Sebastian Pop <s.pop@samsung.com>
26909 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
26910 Discard unstructured if-then-else regions.
26912 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26913 Sebastian Pop <s.pop@samsung.com>
26915 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
26916 (cleanup_loop_iter_dom): Remove.
26917 (build_loop_iteration_domains): Remove.
26918 (build_scop_context): Remove.
26919 (build_scop_iteration_domain): Remove.
26920 (add_loop_constraints): New.
26921 (build_iteration_domains): New.
26922 (build_poly_scop): Call build_iteration_domains.
26924 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26925 Sebastian Pop <s.pop@samsung.com>
26927 * graphite-scop-detection.c
26928 (scop_detection::harmful_loop_in_region): Free dom and loops.
26929 (scop_detection::loop_body_is_valid_scop): Free bbs.
26931 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26932 Sebastian Pop <s.pop@samsung.com>
26934 * graphite-scop-detection.c (record_loop_in_sese): New.
26935 (gather_bbs::before_dom_children): Call record_loop_in_sese.
26936 (build_scops): Remove call to build_sese_loop_nests.
26937 * sese.c (sese_record_loop): Remove.
26938 (build_sese_loop_nests): Remove.
26939 (new_sese_info): Remove region->loops.
26940 (free_sese_info): Same.
26941 * sese.h (sese_contains_loop): Same.
26942 (build_sese_loop_nests): Remove.
26943 (sese_contains_loop): Remove.
26945 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26946 Sebastian Pop <s.pop@samsung.com>
26948 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
26949 loop_is_valid_in_scop.
26950 (scop_detection::harmful_stmt_in_region): Renamed
26951 harmful_loop_in_region.
26952 Call loop_is_valid_in_scop.
26954 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26955 Sebastian Pop <s.pop@samsung.com>
26957 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
26960 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26961 Sebastian Pop <s.pop@samsung.com>
26963 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
26964 * graphite.h (struct poly_bb): Remove field is_reduction.
26965 (PBB_IS_REDUCTION): Remove.
26967 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26968 Sebastian Pop <s.pop@samsung.com>
26970 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
26971 (add_pdr_constraints): Same.
26972 (scop_get_reads): Same.
26973 (scop_get_must_writes): Same.
26974 (scop_get_may_writes): Same.
26975 (scop_get_original_schedule): Same.
26976 (extend_schedule): Same.
26977 (apply_schedule_on_deps): Same.
26978 (carries_deps): Same.
26979 (compute_deps): Same.
26980 (scop_get_dependences): Same.
26981 * graphite-isl-ast-to-gimple.c
26982 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
26983 * graphite-optimize-isl.c (get_schedule_for_band): Same.
26984 (get_schedule_for_band_list): Same.
26985 (get_schedule_map): Same.
26986 (apply_schedule_map_to_scop): Same.
26987 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
26988 (build_loop_iteration_domains): Same.
26989 (add_condition_to_pbb): Same.
26990 (add_param_constraints): Same.
26991 (pdr_add_memory_accesses): Same.
26992 (pdr_add_data_dimensions): Same.
26994 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
26996 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
26999 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
27001 * common.opt (feliminate-dwarf2-dups): Replace references to
27002 "DWARF 2" with just "DWARF".
27003 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
27004 * doc/extend.texi: Likewise.
27005 * doc/cpp.texi: Likewise.
27006 * doc/invoke.texi: Likewise.
27007 (Option Summary): Add -gdwarf to list of Debugging Options.
27008 (Debugging Options): Document -gdwarf.
27009 * doc/contrib.texi: Spell "DWARF" like that.
27011 2016-01-21 Jakub Jelinek <jakub@redhat.com>
27013 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
27014 warning. Fix up formatting.
27016 PR middle-end/67653
27017 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
27018 attempt to mark memory input operand addressable and
27019 call prepare_gimple_addressable in that case. Don't adjust
27020 input_location for diagnostics, use error_at instead.
27022 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
27024 * config/rs6000/ppc-auxv.h: New file.
27025 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
27026 (cpu_is): Likewise.
27027 (cpu_supports): Likewise.
27028 * config/rs6000/rs6000.c: include "ppc-auxv.h".
27029 (cpu_is_info): New variable.
27030 (cpu_supports_info): Likewise.
27031 (tcb_verification_symbol): Likewise.
27032 (cpu_builtin_p): Likewise.
27033 (cpu_expand_builtin): New function.
27034 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
27035 (rs6000_init_builtins): Likewise.
27036 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
27037 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
27038 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
27039 * configure: Regenerate.
27040 * config.in: Likewise.
27041 * doc/extend.texi (PowerPC Built-in Functions): Document
27042 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
27044 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
27047 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
27049 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
27052 2016-01-20 Richard Henderson <rth@redhat.com>
27058 * tree.c (tm_define_builtin): New.
27059 (find_tm_vector_type): New.
27060 (build_tm_vector_builtins): New.
27061 (build_common_builtin_nodes): Call it.
27063 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
27065 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
27066 (arm_fp_ok): Likewise.
27067 (arm_fp): Likewise.
27068 (arm_crypto): Likewise.
27070 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
27071 Richard Biener <rguenther@suse.de>
27073 PR tree-optimization/69328
27074 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
27075 vectors have same number of elements.
27076 (vectorizable_condition): Fix masked version recognition.
27078 2016-01-20 Richard Biener <rguenther@suse.de>
27080 PR tree-optimization/69345
27081 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
27082 (VN_INFO_PTR_INFO): Likewise.
27083 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
27084 info when it is equal between non-dominating SSA names.
27085 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
27086 Make sure to look at original SSA infos.
27088 2016-01-20 Jeff Law <law@redhat.com>
27091 * config/m68k/predicates.md (pow2_m1_operand): New predicate
27093 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
27094 (pc_or_label_operand): New predicate.
27095 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
27096 tests for small integers that are 2^n - 1.
27098 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
27100 * doc/invoke.texi (Options Summary): Add '.' after @xref.
27102 2016-01-19 Jeff Law <law@redhat.com>
27104 PR middle-end/69347
27105 * tree-ssa-threadbackwards.c
27106 (fsm_find_control_statement_thread_paths): Do not try to lookup
27107 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
27109 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
27111 * doc/lto.texi: Remove text that says only Gold has linker plugin
27114 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
27116 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
27117 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
27118 the DIE accordingly.
27119 (modified_type_die): Add REVERSE parameter and pass it recursively,
27120 as well as to base_type_die. Adjust presence check accordingly.
27121 (base_type_for_mode): Adjust call to modified_type_die.
27122 (add_type_attribute): Add REVERSE parameter and pass it to
27124 (generic_parameter_die): Adjust call to add_type_attribute.
27125 (add_scalar_info): Likewise.
27126 (add_subscript_info): Likewise.
27127 (gen_array_type_die): Likewise.
27128 (gen_descr_array_type_die): Likewise.
27129 (gen_entry_point_die): Likewise.
27130 (gen_enumeration_type_die): Likewise.
27131 (gen_formal_parameter_die): Likewise.
27132 (gen_subprogram_die): Likewise.
27133 (gen_variable_die ): Likewise.
27134 (gen_const_die): Likewise.
27135 (gen_field_die): Likewise.
27136 (gen_pointer_type_die): Likewise.
27137 (gen_reference_type_die): Likewise.
27138 (gen_ptr_to_mbr_type_die): Likewise.
27139 (gen_inheritance_die): Likewise.
27140 (gen_subroutine_type_die): Likewise.
27141 (gen_typedef_die): Likewise.
27142 (force_type_die): Adjust call to modified_type_die.
27144 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
27146 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
27147 flow throughout the file. Fix broken link to Objective-C 2.0
27149 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
27152 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27154 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
27156 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27159 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
27160 (maybe_record_node): Record cxa_pure_virtual as the only possible
27161 target if there are not ohter candidates.
27162 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
27164 2016-01-19 Richard Biener <rguenther@suse.de>
27166 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
27167 (get_memory_order): Likewise.
27169 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
27171 * tree-vect-stmts.c (vectorizable_store): Check
27174 2016-01-19 David Malcolm <dmalcolm@redhat.com>
27177 * gcc.c (driver::decode_argv): Add call to
27178 init_opts_obstack before init_options_struct.
27179 * opts.c (init_opts_obstack): Remove idempotency.
27180 (init_options_struct): Replace call to init_opts_obstack
27181 with a gcc_assert to verify that it has already been called.
27182 * toplev.c (toplev::main): Add call to init_opts_obstack before
27183 calls to init_options_struct.
27184 (toplev::finalize): Move cleanup of opts_obstack next to
27185 cleanup of save_decoded_options, clearing the latter, and
27186 save_decoded_options_count.
27188 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27191 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
27192 attribute to unconditional. Remove %? from output template.
27194 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27195 Jiong Wang <jiong.wang@arm.com>
27197 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
27198 generated from different expand order.
27200 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27202 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
27203 Add support for CCMP costing.
27205 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27207 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
27208 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
27209 (fccmpe<mode>): Likewise.
27210 (fcmp): Rename to fcmp and globalize pattern.
27212 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
27213 (aarch64_gen_ccmp_next): Add FP support.
27215 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27217 * target.def (gen_ccmp_first): Update documentation.
27218 (gen_ccmp_next): Likewise.
27219 * doc/tm.texi (gen_ccmp_first): Update documentation.
27220 (gen_ccmp_next): Likewise.
27221 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
27222 expand_ccmp_expr_1. Improve comments.
27223 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
27224 (ccmp_ior<mode>): Remove pattern.
27225 (cmp<mode>): Remove expand.
27226 (cmp): Globalize pattern.
27227 (cstorecc4): Use cc_register.
27228 (mov<mode>cc): Remove ccmp_cc_register check.
27229 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
27230 Simplify after removal of CC_DNE/* modes.
27231 (aarch64_ccmp_mode_to_code): Remove.
27232 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
27233 In 'k' case use integer as condition.
27234 (aarch64_nzcv_codes): Remove inverted cases.
27235 (aarch64_code_to_ccmode): Remove.
27236 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
27237 comparison with CC register to be used in folowing CCMP/branch/CSEL.
27238 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
27239 pattern. Return the comparison with CC register. Invert conditions
27240 when bitcode is OR.
27241 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
27242 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
27244 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27246 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
27247 instrumented_version.
27249 2016-01-19 Richard Biener <rguenther@suse.de>
27251 PR tree-optimization/69336
27252 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
27253 handled components with get_ref_base_and_extent.
27254 (equal_mem_array_ref_p): Adjust.
27256 2016-01-19 Jakub Jelinek <jakub@redhat.com>
27259 * shrink-wrap.c: Include valtrack.h.
27260 (move_insn_for_shrink_wrap): Add DEBUG argument. If
27261 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
27262 in between insn and where it will be moved to. Call
27263 dead_debug_insert_temp.
27264 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
27265 first and dead_debug_local_finish at the end.
27266 For uses and defs bitmap, handle all regs in between REGNO and
27267 END_REGNO, not just the first one.
27269 2016-01-19 Richard Biener <rguenther@suse.de>
27271 PR tree-optimization/69352
27272 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
27273 (equal_mem_array_ref_p): Constrain size and max size properly.
27274 Compare the reverse flag.
27276 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
27278 * ira.c (ira): Update regstat data if we deleted insns.
27280 2016-01-19 Jakub Jelinek <jakub@redhat.com>
27282 PR rtl-optimization/68955
27283 PR rtl-optimization/64557
27284 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
27285 here. Fix up formatting.
27286 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
27288 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27291 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
27292 assume that the node has body.
27293 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
27296 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27298 * lto-streamer-out.c (lto_output): Do not stream instrumentation
27301 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27303 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
27304 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
27306 2016-01-19 Martin Jambor <mjambor@suse.cz>
27307 Martin Liska <mliska@suse.cz>
27308 Michael Matz <matz@suse.de>
27310 * Makefile.in (OBJS): Add new source files.
27311 (GTFILES): Add hsa.c.
27312 * common.opt (disable_hsa): New variable.
27313 (-Whsa): New warning.
27314 * config.in (ENABLE_HSA): New.
27315 * configure.ac: Treat hsa differently from other accelerators.
27316 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
27317 $enable_offloading.
27318 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
27319 * doc/install.texi (Configuration): Document --with-hsa-runtime,
27320 --with-hsa-runtime-include, --with-hsa-runtime-lib and
27321 --with-hsa-kmt-lib.
27322 * doc/invoke.texi (-Whsa): Document.
27323 (hsa-gen-debug-stores): Likewise.
27324 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
27325 to invoke offload compiler for hsa acclerator.
27326 * opts.c (common_handle_option): Determine whether HSA offloading
27327 should be performed.
27328 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
27329 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
27330 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
27331 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
27332 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
27333 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
27334 GF_OMP_FOR_KIND_GRID_LOOP.
27335 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
27336 (pp_gimple_stmt_1): Likewise.
27337 * gimple-walk.c (walk_gimple_stmt): Likewise.
27338 * gimple.c (gimple_build_omp_grid_body): New function.
27339 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
27340 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
27341 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
27342 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
27343 GF_OMP_TEAMS_GRID_PHONY.
27344 (gimple_statement_omp_single_layout): Updated comments.
27345 (gimple_build_omp_grid_body): New function.
27346 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
27347 (gimple_omp_for_grid_phony): New function.
27348 (gimple_omp_for_set_grid_phony): Likewise.
27349 (gimple_omp_parallel_grid_phony): Likewise.
27350 (gimple_omp_parallel_set_grid_phony): Likewise.
27351 (gimple_omp_teams_grid_phony): Likewise.
27352 (gimple_omp_teams_set_grid_phony): Likewise.
27353 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
27354 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
27355 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
27356 (BUILT_IN_GOMP_TARGET): Updated type.
27357 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
27358 (adjust_for_condition): New function.
27359 (get_omp_for_step_from_incr): Likewise.
27360 (extract_omp_for_data): Moved parts to adjust_for_condition and
27361 get_omp_for_step_from_incr.
27362 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
27363 (fixup_child_record_type): Bail out if receiver_decl is NULL.
27364 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
27365 (scan_omp_parallel): Do not create child functions for phony
27367 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
27368 (scan_omp_1_op): Checking assert we are not remapping to
27369 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
27370 (parallel_needs_hsa_kernel_p): New function.
27371 (expand_parallel_call): Register apprpriate parallel child
27372 functions as HSA kernels.
27373 (grid_launch_attributes_trees): New type.
27374 (grid_attr_trees): New variable.
27375 (grid_create_kernel_launch_attr_types): New function.
27376 (grid_insert_store_range_dim): Likewise.
27377 (grid_get_kernel_launch_attributes): Likewise.
27378 (get_target_argument_identifier_1): Likewise.
27379 (get_target_argument_identifier): Likewise.
27380 (get_target_argument_value): Likewise.
27381 (push_target_argument_according_to_value): Likewise.
27382 (get_target_arguments): Likewise.
27383 (expand_omp_target): Call get_target_arguments instead of looking
27384 up for teams and thread limit.
27385 (grid_expand_omp_for_loop): New function.
27386 (grid_arg_decl_map): New type.
27387 (grid_remap_kernel_arg_accesses): New function.
27388 (grid_expand_target_kernel_body): New function.
27389 (expand_omp): Call it.
27390 (lower_omp_for): Do not emit phony constructs.
27391 (lower_omp_taskreg): Do not emit phony constructs but create for them
27392 a temporary variable receiver_decl.
27393 (lower_omp_taskreg): Do not emit phony constructs.
27394 (lower_omp_teams): Likewise.
27395 (lower_omp_grid_body): New function.
27396 (lower_omp_1): Call it.
27397 (grid_reg_assignment_to_local_var_p): New function.
27398 (grid_seq_only_contains_local_assignments): Likewise.
27399 (grid_find_single_omp_among_assignments_1): Likewise.
27400 (grid_find_single_omp_among_assignments): Likewise.
27401 (grid_find_ungridifiable_statement): Likewise.
27402 (grid_target_follows_gridifiable_pattern): Likewise.
27403 (grid_remap_prebody_decls): Likewise.
27404 (grid_copy_leading_local_assignments): Likewise.
27405 (grid_process_kernel_body_copy): Likewise.
27406 (grid_attempt_target_gridification): Likewise.
27407 (grid_gridify_all_targets_stmt): Likewise.
27408 (grid_gridify_all_targets): Likewise.
27409 (execute_lower_omp): Call grid_gridify_all_targets.
27410 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
27411 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
27412 (tree_omp_clause): Added union field dimension.
27413 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
27414 * tree.c (omp_clause_num_ops): Added number of arguments of
27415 OMP_CLAUSE__GRIDDIM_.
27416 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
27417 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
27418 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
27419 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
27420 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
27421 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
27422 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
27423 * tree-pass.h (make_pass_gen_hsail): Declare.
27424 (make_pass_ipa_hsa): Likewise.
27425 * ipa-hsa.c: New file.
27426 * lto-section-in.c (lto_section_name): Add hsa section name.
27427 * lto-streamer.h (lto_section_type): Add hsa section.
27428 * timevar.def (TV_IPA_HSA): New.
27429 * hsa-brig-format.h: New file.
27430 * hsa-brig.c: New file.
27431 * hsa-dump.c: Likewise.
27432 * hsa-gen.c: Likewise.
27435 * toplev.c (compile_file): Call hsa_output_brig.
27436 * hsa-regalloc.c: New file.
27438 2016-01-18 Jeff Law <law@redhat.com>
27440 PR tree-optimization/69320
27441 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
27442 ranged object, do nothing if the RHS constant is not [0..1].
27443 (optimize_stmt): Comparing a boolean ranged object against a
27444 constant outside [0..1] results in a compile-time constant.
27446 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
27449 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
27451 * doc/invoke.texi (Invoking GCC): Add new section to menu.
27452 (Option Summary): Update to reflect new section and moved options.
27453 (C++ Dialect Options): Move -fstats to new section.
27454 (Debugging Options): Move all dump, statistics, and other GCC
27455 developer options to new section. Rewrite section introduction
27456 and re-order remaining options to put the more basic ones first.
27457 (Optimization Options): Move -fira-verbose and -flto-report* to
27459 (Developer Options): New section incorporating moved options.
27460 * doc/cppopts.texi (-dM): Update cross-reference.
27462 2016-01-18 Richard Henderson <rth@redhat.com>
27465 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
27466 operands to pseudo only if CSE is expected. Split long immediate
27467 operands only after reload, and for the stack pointer.
27468 (*add<GPI>3_pluslong): Remove.
27469 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
27470 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
27471 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
27472 (*add<GPI>3 peepholes): New.
27473 (*add<GPI>3 splitters): New.
27474 * config/aarch64/constraints.md (Upl): New.
27475 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
27477 2016-01-18 Richard Biener <rguenther@suse.de>
27479 PR tree-optimization/69297
27480 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
27482 (vect_bb_vectorization_profitable_p): Clear visited flag again.
27484 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
27486 PR middle-end/68542
27487 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
27488 of mixind vector and scalar types.
27489 (fold_relational_const): Add handling of vector
27490 comparison with boolean result.
27491 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
27492 comparison of vector operands with boolean result for EQ/NE only.
27493 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
27494 (verify_gimple_cond): Likewise.
27495 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
27498 2016-01-18 Joseph Myers <joseph@codesourcery.com>
27500 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
27503 2016-01-18 Richard Biener <rguenther@suse.de>
27505 PR middle-end/69308
27506 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
27508 2016-01-18 Tom de Vries <tom@codesourcery.com>
27510 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
27512 2016-01-18 Tom de Vries <tom@codesourcery.com>
27514 * omp-low.c (set_oacc_fn_attrib): Make extern.
27515 * omp-low.h (set_oacc_fn_attrib): Declare.
27516 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
27517 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
27518 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
27519 Add and handle function parameter oacc_kernels_p.
27520 (find_reduc_addr, get_omp_data_i_param): New function.
27521 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
27522 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
27523 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
27524 Calculate dominance info. Skip loops that are not in a kernels region
27525 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
27526 (pass_parallelize_loops::execute): Call parallelize_loops with
27527 oacc_kernels_p argument.
27528 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
27529 New member function.
27530 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
27531 * passes.def: Add argument to pass_parallelize_loops instantation.
27533 2016-01-18 Tom de Vries <tom@codesourcery.com>
27535 * tree-parloops.c (pass_parallelize_loops::execute): Allow
27536 pass_parallelize_loops to be run outside the loop pipeline.
27538 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27540 * tree-scalar-evolution.c (follow_copies_to_constant): New.
27541 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
27543 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27546 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
27547 using get_ref_base_and_extent.
27548 (equal_mem_array_ref_p): New.
27549 (hashable_expr_equal_p): Add call to previous.
27551 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27554 * tree-sra.c (disqualified_constants, constant_decl_p): New.
27555 (sra_initialize): Allocate disqualified_constants.
27556 (sra_deinitialize): Free disqualified_constants.
27557 (disqualify_candidate): Update disqualified_constants when appropriate.
27558 (create_access): Scan for constant-pool entries as we go along.
27559 (scalarizable_type_p): Add check against type_contains_placeholder_p.
27560 (maybe_add_sra_candidate): Allow constant-pool entries.
27561 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
27562 (initialize_constant_pool_replacements): New.
27563 (sra_modify_assign): Avoid mangling assignments created by previous,
27564 and don't generate writes into constant pool.
27565 (sra_modify_function_body): Call initialize_constant_pool_replacements.
27567 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27569 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
27570 andnot instruction.
27571 (scalar_chain::convert_op): Likewise.
27572 * config/i386/i386.md (*andndi3_doubleword): New.
27574 2016-01-18 Richard Biener <rguenther@suse.de>
27576 PR tree-optimization/69170
27577 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
27578 building a vector from scalar results of a pattern stmt.
27580 2016-01-18 Jakub Jelinek <jakub@redhat.com>
27582 * haifa-sched.c (autopref_multipass_init): Work around
27583 -Wmaybe-uninitialized warning.
27585 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
27587 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
27588 against the constant 0.
27590 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27592 PR tree-optimization/68799
27593 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
27594 look up phi candidates in the statement-candidate map.
27595 (phi_add_costs): Likewise.
27596 (record_phi_increments): Likewise.
27597 (phi_incr_cost): Likewise.
27598 (ncd_with_phi): Likewise.
27599 (all_phi_incrs_profitable): Likewise.
27601 2016-01-17 Jakub Jelinek <jakub@redhat.com>
27603 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
27604 -Wmaybe-uninitialized warning.
27606 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
27608 * doc/invoke.texi (Invoking GCC): Add new section to menu.
27609 (Option Summary): Update to reflect new section and moved options.
27610 (C++ Dialect Options): Move -fvtable-verify and related options.
27611 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
27612 and profiling-related options.
27613 (Optimization Options): Move profile generation options and
27614 -fstack-protector and related options.
27615 (Instrumentation Options): New section incorporating moved options.
27616 (Code Generation Options): Move -finstrument-functions and
27617 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
27619 2016-01-16 Tom de Vries <tom@codesourcery.com>
27621 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
27623 2016-01-16 Tom de Vries <tom@codesourcery.com>
27625 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
27627 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
27629 * hash-table.h (hash_table::empty): Turn into an inline wrapper
27630 that checks whether the table is already empty. Rename the
27631 original implementation to...
27632 (hash_table::empty_slot): ...this new private function.
27634 2016-01-15 David Malcolm <dmalcolm@redhat.com>
27636 PR diagnostic/68899
27637 * diagnostic-show-locus.c (layout::print_source_line): Move x
27638 offset of line until after call to
27639 get_line_width_without_trailing_whitespace.
27641 2016-01-15 Jeff Law <law@redhat.com>
27643 PR tree-optimization/69270
27644 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
27645 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
27646 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
27647 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
27648 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
27649 ssa_name_has_boolean_range and constant_boolean_node.
27651 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
27653 PR rtl-optimization/69030
27654 * lra-spills.c (remove_pseudos): Check nrefs and make the function
27656 (spill_pseudos): Delete debug insn for dead pseudo.
27657 (lra_spill): Initiate spill_hard_reg and slots memory separately.
27659 2016-01-15 Jiong Wang <jiong.wang@arm.com>
27661 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
27663 (TYPES_UNOPUS): Likewise.
27664 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
27665 builtin type, from UNOP to UNOPUS.
27666 (lbtruncuv4sf): Likewise.
27667 (lbtruncuv2df): Likewise.
27668 (lrounduv2sf): Likewise.
27669 (lrounduv4sf): Likewise.
27670 (lrounduv2df): Likewise.
27671 (lroundusf): Likewise.
27672 (lroundusf): Likewise.
27673 (lceiluv2sf): Likewise.
27674 (lceiluv4sf): Likewise.
27675 (lceiluv2df): Likewise.
27676 (lceilusf): Likewise.
27677 (lceiludf): Likewise.
27678 (lflooruv2sf): Likewise.
27679 (lflooruv4sf): Likewise.
27680 (lflooruv2df): Likewise.
27681 (lfloorusf): Likewise.
27682 (lfloorudf): Likewise.
27683 (lfrintnuv2sf): Likewise.
27684 (lfrintnuv4sf): Likewise.
27685 (lfrintnuv2df): Likewise.
27686 (lfrintnusf): Likewise.
27687 (lfrintnudf): Likewise.
27688 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
27690 (vcvtq_u32_f32): Likewise.
27691 (vcvtq_u64_f64): Likewise.
27692 (vcvta_u32_f32): Likewise.
27693 (vcvtaq_u32_f32): Likewise.
27694 (vcvtaq_u64_f64): Likewise.
27695 (vcvtm_u32_f32): Likewise.
27696 (vcvtmq_u32_f32): Likewise.
27697 (vcvtmq_u64_f64): Likewise.
27698 (vcvtn_u32_f32): Likwise.
27699 (vcvtnq_u32_f32): Likewise.
27700 (vcvtnq_u64_f64): Likewise.
27701 (vcvtp_u32_f32): Likewise.
27702 (vcvtpq_u32_f32): Likewise.
27703 (vcvtpq_u64_f64): Likewise.
27704 (vcvtmd_u64_f64): Likewise.
27705 (vcvtms_u32_f32): Likewise.
27706 (vcvtad_u64_f64): Likewise.
27707 (vcvtas_u32_f32): Likewise.
27708 (vcvtnd_u64_f64): Likewise.
27709 (vcvtns_u32_f32): Likewise.
27710 (vcvtpd_u64_f64): Likewise.
27711 (vcvtps_u32_f32): Likewise.
27713 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27715 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
27716 CSEL of zero_extended registers.
27718 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27720 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
27721 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
27723 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27725 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
27726 false when argument string is not found in the attributes table
27729 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
27732 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
27733 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
27734 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
27735 precision estimate.
27737 2016-01-15 Richard Biener <rguenther@suse.de>
27739 PR tree-optimization/66856
27740 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
27741 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
27742 (vect_create_new_slp_node): Increment stmt reference count.
27743 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
27744 an SLP tree before swapping operands.
27745 (vect_build_slp_tree): Likewise.
27746 (destroy_bb_vec_info): Free stmt info after SLP instances.
27747 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
27748 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
27749 (STMT_VINFO_NUM_SLP_USES): New macro.
27751 2016-01-15 Richard Biener <rguenther@suse.de>
27754 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
27755 (add_linkage_name): ... here.
27756 (gen_typedef_die): Use add_linkage_name_raw instead of
27757 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
27760 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
27762 * gimplify.c (oacc_default_clause): Decode reference and pointer
27763 types for both kernels and parallel regions.
27765 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
27767 PR middle-end/69246
27768 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
27770 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
27772 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
27773 (convert_scalars_to_vector): Likewise.
27775 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
27777 * doc/extend.texi (Type Traits): Fix grammar.
27779 2016-01-15 Martin Jambor <mjambor@suse.cz>
27781 * tree-inline.c (remap_decl): Use existing dclarations if
27782 remapping a type and prevent_decl_creation_for_types.
27783 (replace_locals_stmt): Do an initial remapping of non-VLA typed
27784 decls first. Do real remapping with
27785 prevent_decl_creation_for_types set.
27786 * tree-inline.h (copy_body_data): New field
27787 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
27790 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
27792 * config/s390/s390.opt (mmvcle): More verbose help text.
27794 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
27796 * config/s390/s390.opt: Add period to -mzvector option text.
27798 2016-01-15 Richard Biener <rguenther@suse.de>
27800 PR tree-optimization/68961
27801 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
27802 of invariants in stores again.
27804 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
27806 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
27808 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
27810 * config/i386/i386.c (ix86_expand_branch): Don't split
27811 DI mode xor instruction to SI mode.
27813 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27816 * ipa-icf.c (sem_function::merge): Virtual functions may become
27817 reachable even if they address is not taken and there are no
27820 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27822 * lto-streamer-out.c (subtract_estimated_size): New function.
27823 (get_symbol_initial_value): Use it.
27825 2016-01-15 Christian Bruel <christian.bruel@st.com>
27828 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
27829 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
27830 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
27831 use add_builtin_function_ext_scope instead of add_builtin_function.
27832 (neon_set_p, neon_crypto_set_p): Remove.
27833 (arm_init_builtins): Always call arm_init_neon_builtins and
27834 arm_init_crypto_builtins.
27835 (arm_expand_builtin): Check that builtins are allowed for the arch.
27836 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
27837 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
27838 arm_init_neon_builtins call.
27840 2016-01-15 Richard Biener <rguenther@suse.de>
27842 PR tree-optimization/69117
27843 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
27844 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
27845 of the leader conservatively.
27846 (free_scc_vn): Restore original SSA name infos.
27848 2016-01-14 Jeff Law <law@redhat.com>
27850 PR tree-optimization/69270
27851 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
27852 single bit of precision, verify it's also unsigned.
27853 (record_edge_info): Use constant_boolean_node rather than fold_convert
27854 to convert boolean_true/boolean_false to the right type.
27856 2016-01-14 Richard Henderson <rth@redhat.com>
27859 * loop-doloop.c (record_reg_sets): New.
27860 (doloop_optimize): Reject the transform if the sequence
27861 clobbers registers live at the end of the loop block.
27862 (doloop_optimize_loops): Enable df_live if needed.
27864 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27866 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
27867 * config/rs6000/rs6000.c: Likewise.
27868 * config/rs6000/rs6000.h: Likewise.
27869 * config/rs6000/rs6000.md: Likewise.
27870 * doc/extend.texi: Likewsie.
27872 2016-01-14 Jeff Law <law@redhat.com>
27874 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
27877 2016-01-14 Richard Henderson <rth@redhat.com>
27881 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
27882 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
27883 instead of builtin_decl_declared_p to test for declaration.
27885 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
27887 * doc/loop.texi (Loop Analysis and Representation): Document
27888 loop_depth function.
27890 2016-01-14 Tom de Vries <tom@codesourcery.com>
27892 PR tree-optimization/68773
27893 * omp-low.c (expand_omp_target): Don't set force_output.
27894 * varpool.c (varpool_node::get_create): Same.
27895 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
27896 offload_funcs with force_output.
27898 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27901 * lra-eliminations.c (move_plus_up): Don't change anything if either
27902 the outer or inner subreg mode is not MODE_INT.
27903 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
27904 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
27906 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27908 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
27909 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
27910 reduc_uplus_@var{m}): Remove.
27911 * expr.c (expand_expr_real_2): Remove expansion path for
27912 reduc_[us](min|max|plus) optabs.
27913 * optabs-tree.c (scalar_reduc_to_vector): Remove.
27914 * optabs-tree.h (scalar_reduc_to_vector): Remove.
27915 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
27916 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
27917 * tree-vect-loop.c (vectorizable_reduction): Remove test for
27918 reduc_[us](min|max|plus) optabs.
27920 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27922 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
27923 (reduc_plus_scal_v2sf): New.
27924 (reduc_smax_v2sf): Rename to...
27925 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
27926 (reduc_smin_v2sf): Rename to...
27927 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
27929 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
27931 * alias.c (compare_base_symbol_refs): New function.
27932 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
27935 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27937 PR middle-end/68146
27938 PR tree-optimization/69155
27939 * tree-complex.c: Include cfganal.h.
27940 (phis_to_revisit): New variable.
27941 (extract_component): Add phiarg_p argument. Assert that returned
27942 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
27943 (update_phi_components): Partly rewrite to use loop over real/imag
27944 components instead of code duplication. If extract_component returns
27945 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
27946 create_tmp_reg into the PHI node instead, and mention the phi triplet
27947 in phis_to_revisit.
27948 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
27949 in phis_to_revisit at the end.
27951 2016-01-14 Richard Biener <rguenther@suse.de>
27953 PR tree-optimization/68060
27954 * tree-vect-loop.c (vect_is_simple_reduction): Check the
27955 outer loop reduction is only used in the inner loop before
27956 detecting a double reduction.
27958 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27961 * combine.c (expand_field_assignment): Punt if compute_mode is
27962 unsupported scalar mode.
27964 2016-01-14 Richard Biener <rguenther@suse.de>
27966 PR tree-optimization/66856
27967 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
27968 SLP node only if it built successfully.
27969 (vect_analyze_slp_instance): Adjust.
27971 2016-01-14 Jeff Law <law@redhat.com>
27973 PR tree-optimization/69270
27974 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
27975 (record_edge_info): Use it. Convert boolean_{true,false}_node
27976 to the type of op0.
27978 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
27981 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
27982 use block_ultimate_origin
27983 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
27985 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
27987 * doc/invoke.texi (Submodel Options): Rename section to
27988 "Machine-Dependent Options" to better reflect its content.
27989 Rewrite introductory text to remove archaic CPU names.
27992 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
27994 * doc/invoke.texi (Code Gen Options): Move section up in file,
27995 before target-specific options. Update menu and option summary
27996 to reflect the new section ordering.
27998 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
28000 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
28001 (C++ Dialect Options): Add cross-reference to -std option.
28002 * doc/standards.texi (C++ Language): Document C++14 support.
28004 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
28006 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
28007 for pack/unpack functions for __ibm128.
28008 (PACK_IF): Likewise.
28009 (UNPACK_IF): Likewise.
28011 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
28012 support for __ibm128 pack/unpack functions.
28013 (rs6000_invalid_builtin): Likewise.
28014 (rs6000_init_builtins): Likewise.
28015 (rs6000_opt_masks): Likewise.
28017 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
28018 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
28020 (RS6000_BTM_COMMON): Likewise.
28022 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
28023 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
28024 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
28025 128-bit floating point. Add support for the double values to be
28026 in Altivec registers for TF/IF packing and unpacking, but restrict
28027 TD packing sub-fields to be FPR registers. Don't allow overlapped
28028 register support for packing. Allow pack inputs to be memory
28029 locations. Don't build generator functions for unpack<mode>_dm
28030 and unpack<mode>_nodm.
28031 (unpack<mode>_dm): Likewise.
28032 (unpack<mode>_nodm): Likewise.
28033 (pack<mode>): Likewise.
28035 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
28036 built-in functions to pack/unpack explicit __ibm128 values.
28037 (__builtin_unpack_ibm128): Likewise.
28039 * doc/extend.texi (PowerPC Built-in Functions): Document
28040 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
28042 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
28045 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
28046 Add new arg loc and pass it down as context.
28047 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
28048 to the location to use for the warning.
28049 (check_function_arguments): New arg loc. All callers changed. Pass
28050 it to check_function_nonnull.
28051 * c-common.h (check_function_arguments): Adjust declaration.
28053 2016-01-13 Jakub Jelinek <jakub@redhat.com>
28055 PR tree-optimization/69156
28056 * gimple.c (validate_type): Removed.
28057 (gimple_builtin_call_types_compatible_p): Use
28058 useless_type_conversion_p instead of validate_type.
28059 * value-prof.c (gimple_stringop_fixed_value): Fold
28060 icall_size to correct type.
28062 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
28064 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
28067 2016-01-13 Richard Henderson <rth@redhat.com>
28070 * target.def (builtin_tm_load, builtin_tm_store): Remove.
28071 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
28072 (ix86_builtin_tm_store): Remove.
28073 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
28074 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
28075 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
28076 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
28077 * doc/tm.texi: Rebuild.
28079 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
28080 (BUILT_IN_TM_MEMCPY_RTWN): New.
28081 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
28082 fallback from vector to integer helpers.
28083 (build_tm_load): Handle vector types directly, instead of
28085 (build_tm_store): Likewise.
28086 (expand_assign_tm): Prepare for register types not handled by
28087 the above. Copy them to memory and use memcpy.
28088 * tree.c (tm_define_builtin): New.
28089 (find_tm_vector_type): New.
28090 (build_tm_vector_builtins): New.
28091 (build_common_builtin_nodes): Call it.
28093 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
28095 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
28096 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
28098 2016-01-13 Tom de Vries <tom@codesourcery.com>
28100 PR tree-optimization/69169
28101 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
28102 handled_struct_type param.
28103 (create_variable_info_for, intra_create_variable_infos): Call
28104 create_variable_info_for_1 with extra arg.
28106 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
28108 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
28109 and "armv8.1-a+crc" entries.
28111 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
28114 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
28115 Change first operand predicate from register_or_constm1_operand
28116 to register_operand.
28117 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
28118 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
28119 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
28120 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
28121 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
28122 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
28123 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
28124 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
28125 comparison with constm1_rtx from vec_prefetch_gen part.
28127 2016-01-13 Richard Biener <rguenther@suse.de>
28129 PR tree-optimization/69013
28130 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
28131 Exchange assert for a test.
28133 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28136 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
28138 2016-01-13 Richard Biener <rguenther@suse.de>
28140 PR tree-optimization/69242
28141 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
28142 assert with a check.
28144 2016-01-13 Richard Biener <rguenther@suse.de>
28146 PR tree-optimization/69186
28147 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
28148 Properly guard vect_update_misalignment_for_peel call.
28150 2016-01-12 Jeff Law <law@redhat.com>
28152 PR tree-optimization/pr67755
28153 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
28154 "need_profile_correction".
28155 (thread_block_1): Initialize new field to false by default. If we
28156 have multiple thread paths through a common joiner to different
28157 final targets, then set new field to true.
28158 (compute_path_counts): Only do count adjustment when it's really
28161 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28163 * doc/invoke.texi (Spec Files): Move section down in file, past
28164 all command-line option descriptions.
28166 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28168 PR middle-end/54809
28169 * doc/gty.texi: Remove documentation of mark_hook.
28170 * gengtype.c (struct write_types_data): Remove code to support
28171 mark_hook attribute.
28172 (walk_type): Likewise.
28173 (write_func_for_structure): Likewise.
28175 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28177 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
28178 Directory Options, and -specs= to Overall Options.
28179 (Overall Options): Adjust similarly. Reorder to group related
28180 options together. Make -specs= cross-reference the spec file details.
28181 (Directory Options): Adjust similarly.
28183 2016-01-12 Jeff Law <law@redhat.com>
28185 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
28187 2016-01-12 Olivier Hainque <hainque@adacore.com>
28189 * gcc.c (spec_undefvar_allowed): New global.
28190 (process_command): Set to true when running for --version or --help,
28192 (getenv_spec_function): When the variable is not defined, use the
28193 variable name as the variable value if we're allowed not to issue
28196 2016-01-12 Bin Cheng <bin.cheng@arm.com>
28198 PR tree-optimization/68911
28199 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
28200 information computed for expression "init + nit * step".
28202 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28204 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
28205 about name of GCC executable. Remove deleted node from menu.
28206 (Directory Options) <-B>: Remove cross-reference to deleted node.
28207 (Target Options): Delete section.
28209 2016-01-12 Christian Bruel <christian.bruel@st.com>
28212 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
28213 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
28215 2016-01-12 Jakub Jelinek <jakub@redhat.com>
28218 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
28219 aligned_mem is properly set for AVX512-VL floating point masked
28223 * ifcvt.c (cond_exec_process_if_block): When removing the last
28224 insn from then_bb, remove also any possible barriers that follow it.
28226 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
28230 * config/i386/iamcu.h (SIZE_TYPE): New macro.
28231 (PTRDIFF_TYPE): Likewise.
28232 (WCHAR_TYPE): Likewise.
28233 (WCHAR_TYPE_SIZE): Likewise.
28234 (STDINT_LONG32): Likewise.
28236 2016-01-12 Richard Biener <rguenther@suse.de>
28238 PR tree-optimization/69053
28239 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
28240 convert initial value for cond reductions.
28242 2016-01-12 Richard Biener <rguenther@suse.de>
28244 PR tree-optimization/69007
28245 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
28246 widen_sum after dot_prod and sad.
28248 2016-01-12 Richard Biener <rguenther@suse.de>
28250 PR tree-optimization/69168
28251 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
28252 pattern stmt SLP type.
28253 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
28254 end up unused so cope with that case.
28256 2016-01-12 Richard Biener <rguenther@suse.de>
28258 PR tree-optimization/69157
28259 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
28260 stmts def type only during analyze phase.
28261 (vectorizable_call): Likewise.
28262 (vectorizable_simd_clone_call): Likewise.
28263 (vectorizable_conversion): Likewise.
28264 (vectorizable_assignment): Likewise.
28265 (vectorizable_shift): Likewise.
28266 (vectorizable_operation): Likewise.
28267 (vectorizable_store): Likewise.
28268 (vectorizable_load): Likewise.
28270 2016-01-12 Richard Biener <rguenther@suse.de>
28272 PR tree-optimization/69174
28273 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
28275 (vectorizable_load): Properly compute the number of loads needed
28276 for permuted strided SLP loads and do not spuriously assign
28277 to SLP_TREE_VEC_STMTS.
28279 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
28281 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
28282 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
28283 (MD_EXEC_PREFIX): Remove.
28284 (MD_STARTFILE_PREFIX) Removee.
28285 (FILE_NAME_ABSOLUTE_P): Remove.
28286 (CPP_SPEC): Do not read macros from sys/version.h.
28287 (LINK_COMMAND_SPEC): Remove.
28288 (LOCAL_INCLUDE_DIR): Remove.
28289 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
28290 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
28291 (POST_LINK_SPEC): Define to invoke stubify after linker
28292 (LIBSTDCXX): Remove define
28293 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
28294 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
28295 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
28296 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
28297 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
28298 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
28299 (i386_djgpp_asm_named_section): Add propotype of new procedure
28301 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
28302 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
28303 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
28304 in config/i386/djgpp.h).
28305 (STANDARD_STARTFILE_PREFIX_2): Define identical to
28306 STANDARD_STARTFILE_PREFIX_1.
28307 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
28308 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
28309 installation errors.
28310 (MAX_OFILE_ALIGNMENT): Define to 128.
28311 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
28313 * config/i386/djgpp.c: New file. Add implementation of
28314 i386_djgpp_asm_named_section.
28316 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
28318 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
28319 Add rule for building djgpp.o.
28321 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28323 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
28324 (rtx_is_swappable_p): Reductions are swappable.
28325 (insn_is_swappable_p): V2DF reductions are swappable.
28327 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
28329 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
28330 reloads for other unsupported memory operands.
28332 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28333 Jim Wilson <jim.wilson@linaro.org>
28336 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
28337 copy_to_mode_reg instead of force_reg.
28339 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
28342 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
28343 TARGET_80387 is true.
28345 2016-01-11 Jakub Jelinek <jakub@redhat.com>
28348 * lra-eliminations.c (move_plus_up): Only move plus up
28349 if subreg of the constant can be simplified into constant
28350 and use the simplified subreg of the constant instead of
28351 the original constant.
28353 * fold-const.c (fold_convertible_p): Don't return true
28354 for conversion of VECTOR_TYPE to same sized integral type.
28355 (fold_convert_loc): Fix up formatting. Fold conversion of
28356 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
28357 instead of NOP_EXPR.
28359 PR tree-optimization/69214
28360 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
28361 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
28364 PR tree-optimization/69207
28365 * tree-vect-slp.c (vect_get_constant_vectors): For
28366 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
28367 fold_convertible_p to vector_type's element type, and always
28368 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
28370 2016-01-11 Richard Biener <rguenther@suse.de>
28372 PR tree-optimization/69173
28373 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
28374 fixup the cycle if all stmts are in a pattern.
28376 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
28378 PR middle-end/68999
28379 * alias.c (base_alias_check): Move check for addresses with
28380 alignment ANDs before the call for compare_base_decls.
28381 (memrefs_conflict_p): Return -1 for different decls
28382 that went through alignment adjustments.
28384 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28386 PR rtl-optimization/68796
28387 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
28388 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
28389 and QImode comparisons against zero with CC_NZmode.
28390 * config/aarch64/iterators.md (short_mask): New mode_attr.
28392 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
28394 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
28395 (<avx512>_store<mode>_mask): Likewise.
28397 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
28398 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28400 PR rtl-optimization/68841
28401 * ifcvt.c (struct noce_if_info): Add orig_x field.
28402 (bbs_ok_for_cmove_arith): Add to_rename parameter.
28403 Don't record conflicts on to_rename if it's present.
28404 Allow memory destinations in sets.
28405 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
28406 blocks, passing orig_x to the checks.
28407 (noce_process_if_block): Set if_info->orig_x appropriately.
28409 2016-01-11 Tom de Vries <tom@codesourcery.com>
28411 PR tree-optimization/69069
28412 * tree-parloops.c (create_parallel_loop): Add missing phi args.
28414 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
28416 PR rtl-optimization/68920
28417 * config/i386/i386.c (ix86_option_override_internal): Restrict number
28418 of conditional moves for RTL if-conversion to 1 for
28419 TARGET_ONE_IF_CONV_INSN.
28420 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
28421 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
28422 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
28423 parameter to restirct number of conditional moves for
28425 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
28426 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
28429 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
28432 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
28433 onepart vars. Fix typo in comment. Fix reversed condition in
28435 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
28438 * var-tracking.c (dump_onepart_variable_differences): New.
28439 (dataflow_set_different): If a detailed dump is requested,
28440 delay early returns and dump differences between onepart
28441 variables present before and after, and added variables.
28443 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28446 * expr.c (expand_expr_real_1): For boolean vector constants
28447 with a scalar mode use const_scalar_mask_from_tree.
28448 (const_scalar_mask_from_tree): New.
28449 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
28450 assigned to a mask type to handle constants.
28452 2016-01-11 Martin Jambor <mjambor@suse.cz>
28455 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
28456 useless parameters if we cannot change function signature.
28458 2016-01-11 Martin Jambor <mjambor@suse.cz>
28461 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
28464 2016-01-11 Tom de Vries <tom@codesourcery.com>
28466 PR tree-optimization/69109
28467 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
28470 2016-01-11 Tom de Vries <tom@codesourcery.com>
28472 PR tree-optimization/69108
28473 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
28474 res is not used in a phi.
28476 2016-01-11 Yury Gribov <y.gribov@samsung.com>
28479 * common.opt (frandom-seed): Fix parameter name.
28480 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
28482 2016-01-11 Tom de Vries <tom@codesourcery.com>
28484 PR tree-optimization/69058
28485 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
28488 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
28490 * config/arc/arc.opt (mdiv-rem): Add period to the end.
28491 (mcode-density): Likewise.
28493 2016-01-10 Tom de Vries <tom@codesourcery.com>
28495 PR tree-optimization/69062
28496 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
28497 (parallelize_loops): Don't paralelize loop that has phi with address
28500 2016-01-10 Tom de Vries <tom@codesourcery.com>
28502 PR tree-optimization/69039
28503 * tree-parloops.c (try_create_reduction_list): Only allow single exit
28506 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
28508 PR middle-end/68743
28509 * match.pd: Require target has function_c99_misc before doing
28510 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
28512 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
28514 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
28516 * configure: Regenerate.
28518 2016-01-09 Jakub Jelinek <jakub@redhat.com>
28520 PR middle-end/50865
28521 PR tree-optimization/69097
28522 * fold-const.h (expr_not_equal_to): New prototype.
28523 * fold-const.c: Include stringpool.h and tree-ssanames.h.
28524 (expr_not_equal_to): New function.
28525 * match.pd (X % -Y is the same as X % Y): Don't optimize
28526 unless X is known not to be equal to minimum or Y is known
28527 not to be equal to -1.
28528 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
28529 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
28530 (simplify_stmt_using_ranges): Adjust caller.
28531 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
28532 substitute_and_fold.
28534 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
28536 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
28539 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28541 PR tree-optimization/69167
28542 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
28543 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
28545 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
28547 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
28548 Richard Biener <rguenther@suse.de>
28550 PR tree-optimization/68707
28551 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
28552 instances that can be handled via vect_load_lanes.
28554 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
28556 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
28557 if we can't determine address equivalence.
28558 * alias.c (compare_base_decl): Update for changed return value of
28559 symtab_node::equal_address_to.
28561 2016-01-08 Jason Merrill <jason@redhat.com>
28565 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
28566 * expr.c (store_field): Not here.
28567 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
28568 call with TREE_ADDRESSABLE type.
28569 * tree-cfg.c (verify_gimple_call): Adjust.
28571 2016-01-08 Olivier Hainque <hainque@adacore.com>
28573 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
28576 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
28578 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
28579 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
28580 (reduc_smin_v2sf): Rename to...
28581 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
28582 (reduc_splus_v2sf): Rename to...
28583 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
28585 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28587 PR tree-optimization/69162
28588 * gimplify.c (gimplify_va_arg_expr): Encode original type of
28589 valist argument in another argument.
28590 (gimplify_modify_expr): Adjust for the above change. Cleanup.
28591 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
28592 to determine the va_list type, build a MEM_REF instead of
28593 build_fold_indirect_ref.
28595 PR tree-optimization/69172
28596 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
28599 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
28601 PR tree-optimization/67781
28602 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
28603 and cmpnop in two steps: first the ones not accessed in original
28604 gimple expression in a endian independent way and then the ones not
28605 accessed in the final result in an endian-specific way.
28607 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28609 PR tree-optimization/69083
28610 * tree-vect-slp.c (vect_get_constant_vectors): For
28611 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
28612 element type. If op is fold_convertible_p to vector_type's element
28613 type, use NOP_EXPR instead of VCE.
28615 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
28617 PR rtl-optimization/67778
28618 PR rtl-optimization/68634
28619 PR rtl-optimization/68909
28620 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
28621 block from the stack until done with it. Remove a superfluous
28622 bitmap set. Remove a superfluous bitmap test.
28624 2016-01-07 Martin Sebor <msebor@redhat.com>
28627 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
28628 constraint on the type of arguments.
28630 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
28632 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
28633 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
28634 unaligned_access on the gcc_options set.
28635 * config/arm/arm.c (arm_option_override_internal): Use
28636 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
28638 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
28641 * config/i386/i386.c (ix86_frame_pointer_required): Enable
28642 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
28644 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
28647 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
28650 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
28651 depending on frame_pointer_needed before remaining integer and SSE
28652 registers are saved.
28654 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
28657 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
28659 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
28662 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
28663 Use the "xBm" constraint.
28664 (float<sseintvecmodelower><mode>2<mask_name><round_name):
28666 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
28667 (sse_cvtsi2ssq<round_name>): Likewise.
28668 (sse_cvtss2si<round_name>): Likewise.
28669 (sse_cvtss2siq<round_name>): Likewise.
28670 (sse2_cvtsi2sdq<round_name>): Likewise.
28671 (sse2_cvtsd2si<round_name>): Likewise.
28672 (sse2_cvtsd2siq<round_name>): Likewise.
28673 * config/i386/subst.md (round_nimm_scalar_predicate): New
28676 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
28678 PR middle-end/67639
28679 * varasm.c (make_decl_rtl): Mark invalid register vars as
28682 PR rtl-optimization/66206
28683 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
28684 All callers changed.
28686 2016-01-07 Jakub Jelinek <jakub@redhat.com>
28688 PR tree-optimization/69141
28689 * tree-ssa-pre.c: Include langhooks.h.
28690 (eliminate_dom_walker::before_dom_children): Use
28691 lang_hooks.decl_printable_name instead of
28692 cgraph_node::get ()->name ().
28694 PR middle-end/68960
28695 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
28696 it and DECL_ALIGN too.
28698 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
28700 * config/mips/mips-ftypes.def: Sort to lexicographical order.
28702 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
28705 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
28706 depending on frame_pointer_needed before remaining integer and SSE
28707 registers are saved.
28709 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28711 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
28712 mode iterator with VSX_M2.
28713 (*p9_vecstore_<mode>): Likewise.
28714 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
28715 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
28716 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
28717 (define_split for VSX_LE128 stores): Likewise.
28718 (define_peephole2 for TImode LE swaps): Likewise.
28719 (define_split for VSX_LE128 post-reload stores): Likewise.
28721 2016-01-06 Marek Polacek <polacek@redhat.com>
28724 * convert.c (convert_to_integer_1): Adjust call to
28725 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
28726 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
28727 EXPR instead of ARG.
28728 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
28730 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28733 * doc/extend.texi (RL78 Variable Attributes): New section.
28735 2016-01-05 Marek Polacek <polacek@redhat.com>
28738 * builtins.c (get_memmodel): Use expansion point location rather than
28739 the input location. Call warning_at rather than warning.
28740 (expand_builtin_atomic_compare_exchange): Likewise.
28741 (expand_builtin_atomic_load): Likewise.
28742 (expand_builtin_atomic_store): Likewise.
28743 (expand_builtin_atomic_clear): Likewise.
28745 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
28748 * config/i386/i386.c (ix86_expand_vector_logical_operator):
28749 Replace nonimmediate_operand with vector_operand.
28750 * config/i386/predicates.md (vector_operand): New predicate.
28751 (general_vector_operand): Replace nonimmediate_operand with
28753 * config/i386/sse.md: Replace nonimmediate_operand with
28754 vector_operand and m constraint with Bm constraint on SSE
28755 patterns with 16-byte memory operand.
28756 * config/i386/subst.md (round_nimm_predicate): Replace
28757 nonimmediate_operand with vector_operand.
28758 (round_saeonly_nimm_predicate): Likewise.
28759 (round_saeonly_nimm_scalar_predicate): New.
28761 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
28764 * config/i386/constraints.md (Bm): New constraint.
28765 * config/i386/predicates.md (vector_memory_operand): New
28767 * config/i386/sse.md: Replace xm with xBm in plusminus and
28768 any_logic patterns.
28770 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28773 * doc/extend.texi (V850 Function Attributes): New section.
28774 (V850 Variable Attributes): New section.
28776 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28779 * doc/extend.texi (MicroBlaze Function Attributes): Document
28780 interrupt_handler and fast_interrupt attributes.
28782 2016-01-05 Sergei Trofimovich <siarheit@google.com>
28785 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
28786 for local symbolic operands.
28787 * config/ia64/predicates.md (local_symbolic_operand64): New
28790 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28792 PR rtl-optimization/68651
28793 * combine.c (combine_simplify_rtx): Canonicalize x + x into
28796 2016-01-05 Nathan Sidwell <nathan@acm.org>
28798 * alias.c (compare_base_decls): Use symtab_node::get.
28800 2016-01-05 Nick Clifton <nickc@redhat.com>
28803 * ira-costs.c (copy_cost): Initialise the t_icode field of the
28804 secondary_reload_info structure.
28807 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
28808 decls if weak support is available.
28810 2016-01-04 Martin Sebor <msebor@redhat.com>
28812 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
28814 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
28816 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
28817 OPTION_MASK_P9_DFORM.
28819 * config/rs6000/constraints.md (wo constraint): New constraint for
28822 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
28824 (rs6000_init_hard_regno_mode_ok): Likewise.
28826 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
28829 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
28830 expanders not to have constraints. Add support for ISA 3.0 xxperm
28831 instruction. Add support for fusing xxlor with xxperm.
28832 (altivec_vperm_<mode>_internal): Likewise.
28833 (altivec_vperm_v8hiv16qi): Likewise.
28834 (altivec_vperm_<mode>v16q): Likewise.
28835 (altivec_vperm_<mode>_uns): Likewise.
28836 (vperm_v8hiv4si): Likewise.
28837 (vperm_v16qiv8hi): Likewise.
28839 * doc/md.texi (RS/6000 constraints): Document wo constraint.
28841 2016-01-04 Jakub Jelinek <jakub@redhat.com>
28843 Update copyright years.
28845 * gcc.c (process_command): Update copyright notice dates.
28846 * gcov-dump.c (print_version): Ditto.
28847 * gcov.c (print_version): Ditto.
28848 * gcov-tool.c (print_version): Ditto.
28849 * gengtype.c (create_file): Ditto.
28850 * doc/cpp.texi: Bump @copying's copyright year.
28851 * doc/cppinternals.texi: Ditto.
28852 * doc/gcc.texi: Ditto.
28853 * doc/gccint.texi: Ditto.
28854 * doc/gcov.texi: Ditto.
28855 * doc/install.texi: Ditto.
28856 * doc/invoke.texi: Ditto.
28858 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28860 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
28861 modes larger than TImode as TImode if NEON is not enabled.
28863 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28866 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
28867 mode for %f0-%f31 only if TARGET_FPU.
28869 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28872 * config/sparc/sparc.c (scan_record_type): Take into account subfields
28873 to compute the PACKED_P predicate.
28874 (function_arg_record_value): Minor tweaks.
28876 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
28878 * doc/install.texi (--with-multilib-list): Describe the meaning of the
28879 option for arm*-*-* targets.
28881 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
28883 * doc/extend.texi (Common Function Attributes): Move docs for
28884 MSP430-specific attributes to....
28885 (MSP430 Function Attributes): ...here. Delete the redundant
28886 entries and copy-edit the remaining text.
28887 (MSP430 Variable Attributes): Use uniform format for index
28888 entries and add a cross-reference to the corresponding function
28891 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
28893 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
28895 (x86 Options): Likewise.
28897 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28901 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
28902 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
28903 to corresponding attribute.
28905 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28907 * doc/extend.texi (Common Function Attributes) <noplt>: Move
28908 to correct alphabetization of table. Copy-edit and correct
28910 <stack_protect>: Likewise.
28911 <target_clones>: Likewise.
28913 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
28914 Correct punctuation.
28915 (Code Gen Options) <-fno-plt>: Copy-edit.
28917 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
28920 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
28921 SI values. Explicitly convert SI to DI and vice-versa.
28923 2016-01-01 Jakub Jelinek <jakub@redhat.com>
28925 PR tree-optimization/69070
28926 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
28927 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
28930 * ubsan.c (ubsan_instrument_float_cast): Call
28931 initialize_sanitizer_builtins.
28934 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
28936 Copyright (C) 2016 Free Software Foundation, Inc.
28938 Copying and distribution of this file, with or without modification,
28939 are permitted in any medium without royalty provided the copyright
28940 notice and this notice are preserved.