1 2016-11-01 Jason Merrill <jason@redhat.com>
3 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
4 a COND_EXPR with constant condition.
6 2016-11-01 Jakub Jelinek <jakub@redhat.com>
8 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
9 and its initialization.
11 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
16 2016-11-01 Jakub Jelinek <jakub@redhat.com>
18 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
19 argument, don't call add_linkage_name if it is true.
20 (gen_variable_die): For C++ inline static data members, consider the
21 initial call when old_die is NULL to be declaration and call
22 add_name_and_src_coords_attributes in that case with true as
23 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
24 (gen_member_die): For C++ inline static data members, emit a
25 definition DIE right away in DW_TAG_compile_unit context.
27 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
30 * config/pa/pa.md: Add new shift/add patterns to handle
31 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
33 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
35 * config/xtensa/xtensa-protos.h
36 (xtensa_use_return_instruction_p): New prototype.
37 * config/xtensa/xtensa.c (xtensa_current_frame_size,
38 xtensa_callee_save_size): Remove.
39 (struct machine_function): Add new fields: current_frame_size,
40 callee_save_size, frame_laid_out and epilogue_done.
41 (compute_frame_size, xtensa_expand_prologue,
42 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
43 cfun->machine->callee_save_size and xtensa_current_frame_size
44 with cfun->machine->current_frame_size.
45 (compute_frame_size): Update cfun->machine->frame_laid_out and
46 don't update frame layout after reload completion.
47 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
48 instead of zeroing xtensa_current_frame_size.
49 (xtensa_use_return_instruction_p): New function.
50 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
52 (INITIAL_ELIMINATION_OFFSET): Use return value of
53 compute_frame_size instead of xtensa_current_frame_size value.
54 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
55 function xtensa_use_return_instruction_p instead of inline code.
57 2016-11-01 Jakub Jelinek <jakub@redhat.com>
59 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
60 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
61 * dwarf2out.c (rnglist_idx): New variable.
62 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
63 (DEBUG_RNGLISTS_SECTION): Define.
64 (ranges_base_label): New variable.
65 (size_of_die) <case dw_val_class_range_list>: If using
66 DW_FORM_rnglistx, count size of uleb128 of range list index.
67 (value_format) <case dw_val_class_range_list>: For
68 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
69 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
70 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
71 (add_ranges_num): Remove useless prototype. Don't multiply
72 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
73 for new fields added to dw_ranges struct.
74 (add_ranges): Add maybe_new_sec argument and pass it
75 through to add_ranges_num.
76 (note_rnglist_head): New function.
77 (add_ranges_by_labels): Pass true as maybe_new_sec to
78 add_ranges_num, call note_rnglist_head on the head of the list.
79 (output_ranges): Add function comment. Switch to
80 .debug_ranges section here and emit .Ldebug_ranges0 label.
81 (index_rnglists, output_rnglists): New functions.
82 (gen_subprogram_die): Formatting fixes.
83 (add_high_low_attributes): Don't divide offsets
84 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
85 first list element or when pointing into the middle of
86 a list. Pass true as second argument to add_ranges on the
87 first block fragment after cold/hot section switch.
88 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
89 section instead of .debug_ranges. Initialize
90 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
91 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
92 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
93 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
94 Call output_rnglists for -gdwarf-5.
95 (dwarf2out_c_finalize): Clear rnglist_idx.
97 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
99 * combine.c (simplify_compare_const): Add gcc_fallthrough.
101 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
102 Tamar Christina <tamar.christina@arm.com>
104 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
105 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
106 (vmaxnmq_f32): Likewise.
107 (vminnm_f32): Likewise.
108 (vminnmq_f32): Likewise.
109 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
111 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
114 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
116 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
117 binary floating point types supported by the hardware except for
119 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
120 vector instruction for optimizing extracting a SImode from a
121 V4SImode vector and converting it to floating point.
122 (vsx_xvcvuxwdp_df): Likewise.
123 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
124 registers to be any VSX register. Move stores to the end of the
126 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
127 to optimize extracting a SImode from a V4SImode vector and
128 converting it to a binary floating point type supported by the
129 hardware. Use the vector converts instead of extracting the
130 element, sign extending it, and then converting it to double.
131 Other floating point types than double first convert to double,
132 then the double is converted to that type.
133 (vsx_extract_si_<uns>float_<mode>): Likewise.
135 2016-10-31 Andrew Pinski <apinski@cavium.com>
137 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
138 Rewrite handling of part num to handle the case where
139 multiple implementers share the same part num.
141 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
142 Jakub Jelinek <jakub@redhat.com>
144 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
145 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
147 2016-10-31 Jakub Jelinek <jakub@redhat.com>
149 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
150 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
151 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
152 (is_cu_die, is_unit_die): Likewise.
153 (should_move_die_to_comdat, break_out_comdat_types): Adjust
154 comments for DWARF5 DW_UT_type units.
155 (output_compilation_unit_header): Add UT argument, output
156 start of DWARF5 .debug_info section header.
157 (output_comp_unit): Add dwo_id argument. Adjust
158 output_compilation_unit_header caller, for DW_UT_split_compile
159 emit dwo_id field, otherwise padding1. Emit padding2 field.
160 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
161 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
162 (output_skeleton_debug_sections): Add dwo_id argument, for
163 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
164 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
165 DW_UT_type or DW_UT_split_type units rather than .debug_types.
166 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
167 DW_TAG_compile_unit for skeleton unit die. Don't add
168 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
169 address to output_comp_unit and output_skeleton_debug_sections.
171 * dwarf2out.c (debug_line_str_section): New variable.
172 (debug_line_str_hash): Likewise.
173 (DEBUG_LINE_STR_SECTION): Define.
174 (set_indirect_string): Handle DW_FORM_line_strp like
176 (find_string_form): Fix up formatting.
177 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
179 (output_die): Handle DW_FORM_line_strp.
180 (DWARF5_USE_DEBUG_LINE_STR): Define.
181 (output_line_string): New function.
182 (output_file_names): Add -gdwarf-5 support.
183 (output_line_info): Likewise.
184 (init_sections_and_labels): Initialize debug_line_str_section.
185 (output_indirect_string): Change 2nd argument from void *
186 to enum dwarf_form form, compare with form rather than
188 (output_indirect_strings): Pass DW_FORM_strp to
189 output_indirect_string traversion.
190 (dwarf2out_finish): Output .debug_line_str strings.
191 (dwarf2out_c_finalize): Clear debug_line_str_section and
194 2016-10-31 Tom Tromey <tom@tromey.com>
197 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
198 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
199 DW_OP_GNU_push_tls_address case.
200 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
202 2016-10-31 Jakub Jelinek <jakub@redhat.com>
204 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
205 for frame_offset_rel bit.
206 (struct array_descr_info): Add rank field.
207 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
208 and placeholder_seen fields.
209 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
210 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
211 DW_OP_pick 1 into DW_OP_over.
212 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
213 gen_variant_part): Clear placeholder_{arg,seen}.
214 (loc_list_from_tree_1): Drop const from context argument.
215 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
216 (loc_list_for_address_of_addr_expr_of_indirect_ref,
217 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
219 (add_scalar_info): Drop const from context argument. Handle
220 context->placeholder_arg.
221 (add_bound_info): Drop const from context argument.
222 (gen_descr_array_type_die): Drop const from ctx variable.
223 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
224 attribute and use a single DW_TAG_generic_subrange instead of
225 7 DW_TAG_subrange_type for assumed rank arrays.
227 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
228 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
229 from bool to 1-bit uchar bitfield. Add num_assigned and
230 offset_emitted bitfields.
231 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
232 for dw_val_class_lineptr and dw_val_class_macptr. Handle
233 dw_val_class_loclistsptr.
234 (new_addr_loc_descr): Fix up formatting.
235 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
236 (add_AT_low_high_pc): Fix up formatting.
237 (add_AT_loclistsptr): New function.
238 (AT_lbl): Allow dw_val_class_loclistsptr.
239 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
240 Handle dw_val_class_loclistsptr.
241 (loc_list_idx): New variable.
242 (output_loclists_offsets, assign_location_list_indexes): New
244 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
245 add size_of_uleb128 of the index. Drop never used
246 dwarf_split_debug_info AT_index handling. Handle
247 dw_val_class_loclistsptr.
248 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
249 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
250 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
251 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
252 DW_FORM_loclistx indexes.
253 (output_attr_index_or_value): Fix up formatting. Don't handle
254 dw_val_class_loc_list here.
255 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
256 For dw_val_class_loc_list call output_loc_list_offset rather than
257 output_attr_index_or_value.
258 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
259 or .debug_loclists.dwo section name for debug_loc_section.
260 (resolve_addr_in_expr): Formatting fix.
261 (index_location_lists): Likewise.
262 (dwarf2out_finish): If there are any location lists, for
263 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
264 index_location_lists only if have_location_lists. Call
265 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
266 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
267 -gsplit-dwarf also emit offset table.
269 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
270 (size_of_die, value_format, output_die): Use
271 DW_FORM_data16 for 128-bit dw_val_class_const_double or
272 dw_val_class_wide_int.
274 * dwarf2out.c (dwarf_op): Renamed to ...
275 (dwarf_OP): ... this.
276 (convert_descriptor_to_mode, scompare_loc_descriptor,
277 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
278 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
280 (dwarf_AT, dwarf_TAG): New functions.
281 (check_die): Disallow DW_AT_call_all_calls next to
282 DW_AT_GNU_all_call_sites.
283 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
284 and attributes instead of the corresponding GNU tag and attributes.
285 (gen_subprogram_die): Likewise. Emit call site information even
286 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
287 DW_AT_defaulted in comment.
288 (resolve_addr): Handle DW_AT_call_origin attribute on
289 DW_TAG_call_site DIE like DW_AT_abstract_origin on
290 DW_TAG_GNU_call_site DIE.
292 * dwarf2out.c (dwarf_op): New function.
293 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
294 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
295 (output_loc_operands, output_loc_operands_raw): Likewise.
296 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
297 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
298 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
299 if dwarf_version < 5.
300 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
302 (scompare_loc_descriptor, ucompare_loc_descriptor,
303 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
304 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
305 optimize_location_into_implicit_ptr): Likewise. Only punt for
306 !dwarf_strict if dwarf_version < 5.
307 (string_cst_pool_decl): Adjust comment.
308 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
310 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
311 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
312 (struct dw_val_node): Add val_file_implicit field.
313 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
314 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
315 output_die): Handle dw_val_class_const_implicit,
316 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
317 (abbrev_die_table): Change into va_gc vec.
318 (abbrev_die_table_allocated, abbrev_die_table_in_use,
319 ABBREV_DIE_TABLE_INCREMENT): Remove.
320 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
321 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
323 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
324 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
326 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
328 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
330 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
332 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
333 unit. Call optimize_abbrev_table.
334 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
335 abbrev_die_table being a va_gc vec.
337 PR tree-optimization/77860
338 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
339 also integral complex and vector constants.
341 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
342 optimize_macinfo_range, save_macinfo_strings): Replace
343 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
344 (output_macinfo): Likewise. Emit .debug_macro* rather than
345 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
346 (init_sections_and_labels): Use .debug_macro* labels rather than
347 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
348 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
349 or DW_AT_GNU_macros for -gdwarf-5.
351 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
353 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
355 2016-09-11 Le-Chun Wu <lcwu@google.com>
356 Mark Wielaard <mjw@redhat.com>
358 * common.opt (Wshadow=global): New option. Default for -Wshadow.
359 (Wshadow=local): New option.
360 (Wshadow-local): Hidden alias for -Wshadow=local.
361 (Wshadow=compatible-local): New option.
362 (Wshadow-compatible-local): Hidden alias for
363 -Wshadow=compatible-local.
364 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
365 Wshadow=compatible-local.
367 2016-10-31 Bin Cheng <bin.cheng@arm.com>
369 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
370 Check slp defs for COND_EXPR by swapping/inverting operands if the
371 new parameter SWAP indicates so.
372 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
373 is isomorphic to the first stmt via swapping/inverting. Store swap
374 information in the new parameter SWAP.
375 (vect_build_slp_tree): New local array SWAP and pass it to function
376 vect_build_slp_tree_1. Cleanup result handling code for function
377 call to vect_get_and_check_slp_defs. Skip operand swapping if the
378 order of operands has been fixed as indicated by SWAP[i].
380 2016-10-31 Bin Cheng <bin.cheng@arm.com>
382 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
383 unnecessary data dependence check after visited store stmt.
385 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
387 PR tree-optimization/71915
388 PR tree-optimization/71490
389 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
391 (find_basis_for_base_expr): Require stride types to match when
393 (alloc_cand_and_find_basis): Record the stride type.
394 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
395 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
396 the expressions having those types.
397 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
398 (create_mul_ssa_cand): Likewise.
399 (create_mul_imm_cand): Likewise.
400 (create_add_ssa_cand): Likewise.
401 (create_add_imm_cand): Likewise.
402 (legal_cast_p_1): Change interface to accept types rather than the
403 expressions having those types.
404 (legal_cast_p): Pass types to legal_cast_p_1.
405 (slsr_process_cast): Pass stride type to
406 alloc_cand_and_find_basis.
407 (slsr_process_copy): Likewise.
408 (dump_candidate): Display stride type when a cast exists.
409 (create_add_on_incoming_edge): Introduce a cast when necessary for
411 (analyze_increments): Change the code checking for invalid casts
412 to rely on the stride type, and update the documentation and
413 example. Change the code checking for pointer multiplies to rely
415 (insert_initializers): Introduce a cast when necessary for the
416 stride type. Use the stride type for the type of the initializer.
418 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
420 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
422 2016-10-29 Jakub Jelinek <jakub@redhat.com>
424 PR rtl-optimization/77919
425 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
426 into memory if both modes are complex and their inner modes have the
427 same precision. If the two modes are different complex modes, convert
428 each part separately and generate a new CONCAT.
430 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
432 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
434 2016-10-29 Jakub Jelinek <jakub@redhat.com>
437 * gimple-ssa-store-merging.c
438 (imm_store_chain_info::output_merged_store): Use build_aligned_type
439 instead of SET_TYPE_ALIGN on shared integral type.
441 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
443 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
444 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
447 2016-10-28 Jeff Law <law@redhat.com>
449 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
450 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
452 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
454 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
456 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
458 * target.def (min_arithmetic_precision): New hook.
459 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
460 * doc/tm.texi: Regenerate.
461 * internal-fn.c (expand_arith_overflow): Adjust handling of target
462 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
463 * targhooks.c (default_min_arithmetic_precision): New function.
464 * targhooks.h (default_min_arithmetic_precision): Declare.
465 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
466 (sparc_min_arithmetic_precision): New function.
468 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
471 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
472 Swap commutative operands in new RTL if needed. Handle zero_ext
474 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
477 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
478 Kugan Vivekanandarajah <kuganv@linaro.org>
479 Jim Wilson <jim.wilson@linaro.org>
481 PR tree-optimization/43721
482 * target.def: New hook expand_divmod_libfunc.
483 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
484 * doc/tm.texi: Regenerate.
485 * internal-fn.def: Add new entry for DIVMOD ifn.
486 * internal-fn.c (expand_DIVMOD): New.
487 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
489 (widen_mul_stats): Add new field divmod_calls_inserted.
490 (target_supports_divmod_p): New.
491 (divmod_candidate_p): Likewise.
492 (convert_to_divmod): Likewise.
493 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
494 renumber_gimple_stmt_uids at beginning of function. Call
495 convert_to_divmod and record stats for divmod.
496 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
497 TARGET_EXPAND_DIVMOD_LIBFUNC.
498 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
501 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
502 Segher Boessenkool <segher@kernel.crashing.org>
504 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
505 swapping the arms of the branch.
506 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
507 sequence for the generic signed-signed-signed case.
509 2016-10-28 Jeff Law <law@redhat.com>
511 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
513 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
515 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
517 PR rtl-optimization/78029
518 * function.c (prologue_contains, epilogue_contains): New functions.
519 (record_prologue_seq, record_epilogue_seq): New functions.
520 * function.h (prologue_contains, epilogue_contains,
521 record_prologue_seq, record_epilogue_seq): New declarations.
522 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
523 mixing prologue and epilogue insns.
524 (init_deps): Initialize the new fields in struct deps_desc.
525 * sched-int.h (struct deps_desc): New fields last_prologue,
526 last_epilogue, and last_logue_was_epilogue.
527 * shrink-wrap.c (emit_common_heads_for_components): Record all
528 emitted prologue and epilogue insns.
529 (emit_common_tails_for_components): Ditto.
530 (insert_prologue_epilogue_for_components): Ditto.
532 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
535 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
536 * common.opt (fstore-merging): New Optimization option.
537 * opts.c (default_options_table): Add entry for
538 OPT_ftree_store_merging.
539 * fold-const.h (can_native_encode_type_p): Declare prototype.
540 * fold-const.c (can_native_encode_type_p): Define.
541 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
542 (PARAM_MAX_STORES_TO_MERGE): Likewise.
543 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
544 * passes.def: Insert pass_tree_store_merging.
545 * tree-pass.h (make_pass_store_merging): Declare extern
547 * gimple-ssa-store-merging.c: New file.
548 * doc/invoke.texi (Optimization Options): Document
550 (--param documentation): Document store-merging-allow-unaligned
551 and max-stores-to-merge.
553 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
556 * gimplify.c (gimplify_init_constructor): Move emit of constructor
557 assignment to earlier in the if/else logic.
559 2016-10-28 Richard Biener <rguenther@suse.de>
563 * fold-const.c (make_bit_field_ref): Only adjust alias set
564 when the original alias set was zero.
566 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
568 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
569 (s390_adjust_loops): New function.
570 (s390_reorg): Invoke s390_adjust_loops.
571 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
572 ("osc_break"): New insn definition.
574 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
576 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
577 * config.gcc: Support alternate archXX cpu levels with
578 --with-arch= and --with-tune=.
579 * config/s390/linux.h: Translate new archXX cpu levels to the
580 original names when calling GAS.
581 * config/s390/tpf.h: Likewise.
582 * doc/invoke.texi: Document the alternate cpu level names.
584 2016-10-28 Jakub Jelinek <jakub@redhat.com>
586 PR rtl-optimization/77919
587 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
588 MEM if mode1 is not a complex mode.
590 PR rtl-optimization/78132
591 * ree.c (combine_reaching_defs): Give up if copy_needed and
592 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
594 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
596 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
598 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
600 * config/rs6000/constraints.md (wH constraint): Add new
601 constraints for allowing 32-bit integers (and eventually 8/16-bit
602 integers) into the vector registers.
603 (wI constraint): Likewise.
604 (wJ constraint): Likewise.
605 (wK constraint): Likewise.
606 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
607 -mvsx-small-integer as a default option for ISA 2.07
609 (POWERPC_MASKS): Likewise.
610 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
611 switch to turn off small integer support in vector registers.
612 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
613 test for -mupper-regs-di, since it is already done with the
614 reg_add[mode].scalar_in_vsx_p. Add support for the switch
616 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
618 (rs6000_setup_reg_addr_masks): Likewise.
619 (rs6000_init_hard_regno_mode_ok): Likewise.
620 (rs6000_option_override_internal): Add consistency checks for
622 (rs6000_secondary_reload_simple_move): SImode is a simple move if
624 (rs6000_secondary_reload): Use std::swap.
625 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
626 VSX_REGS for small integers in vector registers, since there is no
627 D-FORM address mode for such types.
628 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
629 (rs6000_opt_masks): Add -mvsx-small-integer.
630 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
632 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
633 extracts can be done on ISA 2.07.
634 (vsx_extract_<mode>): Add support for small integers in vsx
636 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
637 longer support V4SImode in this pattern.
638 (vsx_extract_si): New insn to support extraction of SImode in ISA
639 2.07 using either xxextractuw or vspltw.
640 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
641 longer support V4SImode in this pattern.
642 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
643 wJ, and wK constraints.
644 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
645 storing SDmode with VSX instructions.
646 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
647 GPR load and before the FPR and VSX loads. Remove ??, ! from the
648 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
649 small integers in vector registers.
650 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
651 load and before the FPR and VSX loads. Remove ??, ! from the
652 constraints. Add VEXTSW2D support for small integers in vector
654 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
655 integers in vector registers.
656 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
657 move instead of using an UNSPEC.
658 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
659 integers in vector registers.
660 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
661 move instead of using an UNSPEC.
662 (movsi_internal1): Add support for -mvsx-small-integer. Align
663 columns so that it is more readable.
664 (SImode splitter for ISA 3.0 constants): Add splitter for
665 -128..127 constants that can easily be constructed on ISA 3.0.
666 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
669 2016-10-27 Jakub Jelinek <jakub@redhat.com>
672 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
675 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
677 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
678 PIC_OFFSET_TABLE_REGNUM twice.
680 2016-10-27 Bin Cheng <bin.cheng@arm.com>
682 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
683 support for constant operand for OP.
685 2016-10-27 Jakub Jelinek <jakub@redhat.com>
687 * dwarf2out.c (gen_member_die): Only reparent_child instead of
688 splice_child_die if child doesn't have DW_AT_specification attribute.
690 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
692 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
693 (TARGET_HAVE_LDREXBH): Likewise.
694 (TARGET_HAVE_LDACQ): Likewise.
696 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
698 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
699 logic to to decide whether to copy over old value to register for new
701 * config/arm/sync.md: Add comments explaning why mode and code
702 attribute are not defined in iterators.md
703 (thumb1_atomic_op_str): New code attribute.
704 (thumb1_atomic_newop_str): Likewise.
705 (thumb1_atomic_fetch_op_str): Likewise.
706 (thumb1_atomic_fetch_newop_str): Likewise.
707 (thumb1_atomic_fetch_oldop_str): Likewise.
708 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
709 mirror the more restrictive constraints of the Thumb-1 insns after
710 split compared to Thumb-2 counterpart insns.
711 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
712 in sync with non atomic version.
713 (atomic_nand<mode>): Likewise.
714 (atomic_fetch_<sync_optab><mode>): Likewise.
715 (atomic_fetch_nand<mode>): Likewise.
716 (atomic_<sync_optab>_fetch<mode>): Likewise.
717 (atomic_nand_fetch<mode>): Likewise.
718 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
719 in sync with atomic version.
720 (thumb1_subsi3_insn): Likewise.
721 (thumb1_andsi3_insn): Likewise.
722 (thumb1_iorsi3_insn): Likewise.
723 (thumb1_xorsi3_insn): Likewise.
725 2016-10-27 Nick Clifton <nickc@redhat.com>
727 * plugin.c (register_plugin_info): Produce an error message if the
728 plugin is not found in the hash table.
730 2016-10-27 Bin Cheng <bin.cheng@arm.com>
732 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
735 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
738 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
739 define builtin functions from the bdesc_spe_predicates or
740 bdesc_spe_evsel arrays if the builtin mask is not compatible with
741 the current compiler configuration.
742 (paired_init_builtins): Modify loop to not define define builtin
743 functions from the bdesc_paried_preds array if the builtin mask is
744 not compatible with the current compiler configuration.
745 (altivec_init_builtins): Modify loops to not define the
746 __builtin_altivec_stxvl function nor the builtin functions from
747 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
748 builtin mask is not compatible with the current compiler
751 2016-10-26 Jeff Law <law@redhat.com>
753 * config/sh/sh.c (output_branch): Add missing fallthru comments.
754 (gen_shl_and): Likewise.
755 * config/sh/sh.md (movsicc): Add missing fallthru comments.
757 * config/mips/mips.c (mips16_constant_cost): Add missing
759 (mips16_build_call_stub): Increase buffer size. Adjust
762 2016-10-26 David Malcolm <dmalcolm@redhat.com>
764 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
765 INSN_UIDs for all insns in compact mode.
766 (rtx_writer::print_rtx): Likewise.
767 * print-rtl.h (rtx_writer::flag_compact): Update comment.
768 * rtl-tests.c (selftest::test_dumping_insns): Update expected
769 output to include INSN_UID.
770 (selftest::test_uncond_jump): Likewise.
772 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
774 * haifa-sched.c (call_used_regs_num): Rename to...
775 (call_saved_regs_num): ...this.
776 (fixed_regs_num): New variable.
777 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
779 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
781 2016-10-26 David Malcolm <dmalcolm@redhat.com>
783 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
785 * print-rtl.c (outfile): Delete global.
786 (sawclose): Likewise.
788 (in_call_function_usage): Likewise.
789 (flag_compact): Likewise.
790 (flag_simple): Likewise.
791 (rtx_writer::rtx_writer): New ctor.
792 (print_rtx_operand_code_0): Convert to...
793 (rtx_writer::print_rtx_operand_code_0): ...this.
794 (print_rtx_operand_code_e): Convert to...
795 (rtx_writer::print_rtx_operand_code_e): ...this.
796 (print_rtx_operand_codes_E_and_V): Convert to...
797 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
798 (print_rtx_operand_code_i): Convert to...
799 (rtx_writer::print_rtx_operand_code_i): ...this.
800 (print_rtx_operand_code_r): Convert to...
801 (rtx_writer::print_rtx_operand_code_r): ...this.
802 (print_rtx_operand_code_u): Convert to...
803 (rtx_writer::print_rtx_operand_code_u): ...this.
804 (print_rtx_operand): Convert to...
805 (rtx_writer::print_rtx_operand): ...this.
806 (print_rtx): Convert to...
807 (rtx_writer::print_rtx): ...this.
808 (print_inline_rtx): Rewrite in terms of class rtx_writer.
809 (debug_rtx): Likewise.
810 (print_rtl): Convert to...
811 (rtx_writer::print_rtl): ...this.
812 (print_rtl): Reimplement in terms of class rtx_writer.
813 (print_rtl_single): Rewrite in terms of class rtx_writer.
814 (print_rtl_single_with_indent): Convert to..
815 (rtx_writer::print_rtl_single_with_indent): ...this.
816 (print_simple_rtl): Rewrite in terms of class rtx_writer.
817 * print-rtl.h (flag_compact): Delete decl.
818 (class rtx_writer): New class.
819 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
822 2016-10-26 Jeff Law <law@redhat.com>
824 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
827 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
828 (check_if_valid_sleep_operand): Add missing fallthru comment.
829 (arc_register_move_cost): Increase buffer size.
830 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
832 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
834 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
835 comment. Add gcc_unreachable for path that should never happen.
837 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
840 2016-10-26 Jakub Jelinek <jakub@redhat.com>
841 Martin Liska <mliska@suse.cz>
844 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
845 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
846 on outer context if any.
848 2016-10-26 Jakub Jelinek <jakub@redhat.com>
850 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
851 by increment rather than double it.
852 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
853 emit a space before args[4].
854 (END): Don't emit a space before with_arg.
856 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
858 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
859 Baseline only alternatives to (i) hold store atomic success value in a
860 return register rather than a scratch register, (ii) use a low register
861 for it and to (iii) ensure the cbranchsi insn generated by the split
862 respect the constraints of Thumb-1 cbranchsi4_insn and
864 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
865 constraints must match those in atomic_compare_and_swap.
866 (cbranchsi4_scratch): Likewise.
868 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
870 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
871 variable. Add the new parameter to the insn generator. Set that
872 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
873 return value from the negation of that parameter for Thumb-1, keeping
874 the logic unchanged otherwise except for using bdst as the destination
875 register of the compare_and_swap insn.
876 (arm_split_compare_and_swap): Add explanation about how is the value
877 returned to the function comment. Rename scratch variable to
878 neg_bval. Adapt initialization of variables holding operands to the
879 new operand numbers. Use return register to hold result of store
880 exclusive for Thumb-1, scratch register otherwise. Construct the
881 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
882 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
883 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
884 for strongly ordered compare_and_swap.
885 * config/arm/predicates.md (cc_register_operand): New predicate.
886 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
887 match_operand with the new predicate to accept either the CC flag or a
888 destination register for the boolean return value, restricting it to
889 CC flag only via constraint. Adapt operand numbers accordingly.
891 2016-10-26 Jeff Law <law@redhat.com>
893 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
895 * config/frv/frv.c (comparison_string): Do not fall through after
898 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
900 (expand_one_builtin): Add missing break.
902 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
903 (m32c_legitimate_address_p): Likewise.
905 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
907 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
909 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
912 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
915 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
917 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
919 (rl78_asm_ctor_dtor): Increase buffer size.
921 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
923 (xstormy16_asm_output_constructor): Likewise.
925 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
928 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
929 comment to silence warning.
931 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
932 (spu_legitimate_address_p): Fix logic error and add missing fallthru
935 2016-10-26 Michael Matz <matz@suse.de>
937 PR tree-optimization/78060
938 PR tree-optimization/78061
939 PR tree-optimization/78088
940 * tree-ssa-loop-split.c (easy_exit_values): New function.
941 (tree_ssa_split_loops): Use it.
942 (compute_new_first_bound): Change order of operations,
943 fix invalid use of types.
945 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
947 gen-pass-instances.awk is sensitive to the order in which
948 passes are added; passes that appear later have to be added first.
952 * config/avr/avr-passes.def: Swap order of directives for
953 gen-pass-instances.awk.
955 2016-10-25 Jeff Law <law@redhat.com>
957 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
958 (vax_notice_update_cc): Likewise.
960 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
962 * config.gcc (sparc*-*-solaris2*): Adjust.
963 (sparc64-*-linux*): Likewise.
964 * config/sparc/default-64.h: Rename to...
965 * config/sparc/default64.h: ...this.
966 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
968 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
969 * config/sparc/sparc.h: Minor tweaks.
970 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
971 TARGET_ARCH32 throughout. Minor various tweaks throughout.
973 2016-10-25 David Malcolm <dmalcolm@redhat.com>
975 * input.c (fcache::file_patch): Add comment about lifetime.
976 (selftest::cpp_reader_ptr): New class.
977 (selftest::lexer_test): Convert m_parser from cpp_reader *
978 to a cpp_reader_ptr, and move m_tempfile to after it.
979 (selftest::lexer_test::lexer_test): Update for above reordering.
980 (lexer_test::~lexer_test): Move cleanup of m_parser to
981 cpp_reader_ptr's dtor.
983 2016-10-25 David Malcolm <dmalcolm@redhat.com>
985 * toplev.c (toplev::main): Remove call to
986 location_adhoc_data_fini.
988 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
990 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
991 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
993 2016-10-25 David Malcolm <dmalcolm@redhat.com>
995 * ggc-tests.c (forcibly_ggc_collect): Rename to...
996 (selftest::forcibly_ggc_collect): ...this, and remove "static".
997 (test_basic_struct): Update for above renaming.
998 (test_length): Likewise.
999 (test_union): Likewise.
1000 (test_finalization): Likewise.
1001 (test_deletable_global): Likewise.
1002 (test_inheritance): Likewise.
1003 (test_chain_next): Likewise.
1004 (test_user_struct): Likewise.
1005 (test_tree_marking): Likewise.
1006 * selftest-run-tests.c (selftest::run_tests): Call
1007 selftest::forcibly_ggc_collect at the end of the selftests.
1008 * selftest.h (selftest::forcibly_ggc_collect): New decl.
1010 2016-10-25 Jakub Jelinek <jakub@redhat.com>
1013 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
1014 * optabs.c (expand_vec_cond_expr): For comparison codes
1015 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
1016 (expand_vec_cmp_expr): For comparison codes
1017 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
1018 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
1019 Add enum tree_code argument.
1020 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
1022 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
1023 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
1025 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
1026 NE_EXPR, attempt to use vcondeq_optab as fallback.
1027 * tree-vect-generic.c (expand_vector_comparison,
1028 expand_vector_divmod, expand_vector_condition): Adjust
1029 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
1030 * tree-vect-stmts.c (vectorizable_condition,
1031 vectorizable_comparison): Likewise.
1032 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
1033 check_bool_pattern, search_type_for_mask_1): Likewise.
1034 * expr.c (do_store_flag): Likewise.
1035 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
1036 @code{vcondeq@var{m}@var{n}}): Document.
1037 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
1040 2016-10-25 Jeff Law <law@redhat.com>
1042 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
1044 (v850_output_aligned_bss): Add missing break.
1046 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
1048 2016-10-25 Martin Liska <mliska@suse.cz>
1051 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
1052 statements as they can also contain possibly a freeing call.
1054 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
1055 Martin Liska <mliska@suse.cz>
1058 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
1059 * ipa-icf.c (sem_function::get_hash): Add target optimization
1062 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
1065 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
1066 Remove partial overlap check for shift by 1.
1067 (ashldi3_neon): Likewise.
1069 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1071 * config/arm/constraints.md (Q constraint): Document its use for
1073 (Pf constraint): New constraint for relaxed, consume or relaxed memory
1075 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
1076 alternatives to allow any register when memory model matches Pf and
1077 thus lda is used, but only low registers otherwise. Use unpredicated
1078 output template for Thumb-1 targets.
1079 (atomic_store<mode>): Likewise for stl.
1080 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
1081 whose output template does not have predication.
1082 (arm_load_acquire_exclusive<mode>): Likewise.
1083 (arm_load_exclusivesi): Likewise.
1084 (arm_load_acquire_exclusivesi): Likewise.
1085 (arm_store_release_exclusive<mode>): Likewise.
1086 (arm_store_exclusive<mode>): Use unpredicated output template for
1089 2016-10-25 Jakub Jelinek <jakub@redhat.com>
1091 * internal-fn.def (LAUNDER): New internal function.
1092 * internal-fn.c (expand_LAUNDER): New function.
1094 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
1095 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1097 New avr target pass to work around performance loss by PR fix.
1101 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
1102 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
1103 * config/avr/predicates.md (extend_operator): New.
1104 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
1105 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
1106 (make_avr_pass_casesi): New prototypes.
1107 * config/avr/avr.c (print-rtl.h): Include it.
1108 (pass_data avr_pass_data_casesi): Data for new pass.
1109 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
1110 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
1111 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
1112 (avr_optimize_casesi): New functions.
1114 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
1115 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1119 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
1121 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1123 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
1124 DW_AT_rvalue_reference attributes.
1126 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
1128 * doc/invoke.text (Wint-in-bool-context): Update documentation.
1129 * value-prof.c (stringop_block_profile): Fix a warning.
1131 2016-10-24 Martin Sebor <msebor@redhat.com>
1134 * builtins.c (string_length): New function.
1135 (c_strlen): Use string_length. Correctly handle wide strings.
1136 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
1138 (target_int_max): Call target_max_value.
1139 (format_result::knownrange): New data member.
1140 (fmtresult::fmtresult): Define default constructor.
1141 (format_integer): Use it and set format_result::knownrange.
1142 Handle global constants.
1143 (format_floating_max): Add third argument.
1144 (format_floating): Recompute maximum value for %a for each argument.
1145 (get_string_length): Use fmtresult default ctor.
1146 (format_string): Set format_result::knownrange.
1147 (format_directive): Check format_result::knownrange.
1148 (add_bytes): Same. Correct caret placement in diagnostics.
1149 (pass_sprintf_length::compute_format_length): Set
1150 format_result::knownrange.
1151 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
1153 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1155 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
1156 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
1158 2016-10-24 Ximin Luo <infinity0@pwned.gg>
1161 * dwarf2out.c (file_table_relative_p): Remove.
1162 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
1163 also for absolute paths.
1164 * doc/tm.texi: Update.
1165 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
1166 * target.def (force_at_comp_dir): Remove hook.
1167 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
1169 2016-10-24 Richard Biener <rguenther@suse.de>
1171 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
1172 backedges when identifying the single predecessor to take
1173 conditional info from. Use SCEV to get at ranges for loop IVs.
1174 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
1175 avoid false warning.
1177 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
1180 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
1181 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
1182 (avr_address_tiny_absdata_p): New static function.
1183 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
1184 it to determine validity of constant addresses.
1185 (avr_attribute_table) [absdata]: New variable attribute...
1186 (avr_handle_absdata_attribute): ...and handler.
1187 (avr_decl_absdata_p): New static function.
1188 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
1189 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
1190 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
1192 2016-10-24 Richard Biener <rguenther@suse.de>
1194 PR tree-optimization/78076
1195 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
1196 also on the loop tree root.
1198 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1200 * config/i386/i386.c (ix86_fold_builtin): Handle
1201 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
1202 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
1203 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
1204 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
1206 2016-10-24 Martin Liska <mliska@suse.cz>
1209 * opts.c (finish_options): Skip conditionally.
1211 2016-10-23 Martin Sebor <msebor@redhat.com>
1214 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
1215 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
1217 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1219 * config/sparc/sparc.md (cpu_feature): Minor tweak.
1220 (enabled): Likewise.
1221 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
1222 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
1223 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
1224 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
1225 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
1226 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
1228 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1230 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
1231 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
1233 2016-10-21 Andrew Pinski <apinski@cavium.com>
1235 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
1237 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
1238 implementer_id to unsigned char.
1239 Change part_no to unsigned int.
1240 (AARCH64_BIG_LITTLE): New define.
1241 (INVALID_IMP): New define.
1242 (INVALID_CORE): New define.
1243 (cpu_data): Change the last element's implementer_id and part_no to
1245 (valid_bL_string_p): Rewrite to ..
1246 (valid_bL_core_p): this for integers instead of strings.
1247 (parse_field): New function.
1248 (contains_string_p): Rewrite to ...
1249 (contains_core_p): this for integers and only for the part_no.
1250 (host_detect_local_cpu): Rewrite handling of implementation and
1251 par num to be integers; simplifying the code.
1253 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1255 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
1256 value range for pointers in more cases.
1258 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
1260 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
1261 Add extra argument to allow emitting the move immediate.
1262 Use add/sub with positive immediate.
1263 (aarch64_add_constant): Add inline function.
1264 (aarch64_add_sp): Likewise.
1265 (aarch64_sub_sp): Likewise.
1266 (aarch64_expand_prologue): Call aarch64_sub_sp.
1267 (aarch64_expand_epilogue): Call aarch64_add_sp.
1268 Decide when to leave out move.
1269 (aarch64_output_mi_thunk): Call aarch64_add_constant.
1271 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
1273 * config/aarch64/aarch64.c (aarch64_layout_frame):
1274 Align FP callee-saves.
1276 2016-10-21 Jakub Jelinek <jakub@redhat.com>
1278 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
1279 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
1281 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
1282 _rdseed64_step): Likewise.
1283 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
1286 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
1287 and tree-ssanames.h.
1288 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
1289 with INTEGER_CST argument.
1290 (ix86_gimple_fold_builtin): New function.
1291 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
1293 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
1294 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
1295 (ranges_table_allocated, ranges_table_in_use,
1296 ranges_by_label_allocated, ranges_by_label_in_use,
1297 RANGES_TABLE_INCREMENT): Removed.
1298 (add_ranges_num): Use vec_safe_push into ranges_table.
1299 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
1300 (output_ranges): Adjust for ranges_table and ranges_by_label
1301 conversion from arrays to vec.
1302 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
1303 conversion from arrays to vec.
1304 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
1305 ranges_table_in_use, ranges_by_label_allocated and
1306 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
1308 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
1309 if needed. Re-add origin_die variable and its initialization.
1311 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
1312 even for -fstack-reuse=none, or for volatile vars etc.
1314 2016-10-21 David Malcolm <dmalcolm@redhat.com>
1316 * print-rtl-function.c (flag_compact): Move extern decl to...
1317 * print-rtl.h (flag_compact): ...here.
1318 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
1319 (ASSERT_RTL_DUMP_EQ): New macro.
1320 (selftest::test_dumping_regs): New function.
1321 (selftest::test_dumping_insns): New function.
1322 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
1324 (selftest::rtl_tests_c_tests): Call the new test functions.
1326 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1328 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
1329 (outgoing_edges_match): Likewise.
1330 (try_crossjump_to_edge): Likewise.
1331 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
1332 (rtl_tidy_fallthru_edge): Likewise.
1333 * rtl.h (tablejump_p): Adjust prototype.
1334 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
1336 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1338 * rtl.h (label_ref_label): New function.
1339 (set_label_ref_label): New function.
1340 (LABEL_REF_LABEL): Delete.
1341 * alias.c (rtx_equal_for_memref_p): Adjust.
1342 * cfgbuild.c (make_edges): Likewise.
1343 (purge_dead_tablejump_edges): Likewise.
1344 * cfgexpand.c (convert_debug_memory_address): Likewise.
1345 * cfgrtl.c (patch_jump_insn): Likewise.
1346 * combine.c (distribute_notes): Likewise.
1347 * cse.c (hash_rtx_cb): Likewise.
1348 (exp_equiv_p): Likewise.
1349 (fold_rtx): Likewise.
1350 (check_for_label_ref): Likewise.
1351 * cselib.c (rtx_equal_for_cselib_1): Likewise.
1352 (cselib_hash_rtx): Likewise.
1353 * emit-rtl.c (mark_label_nuses): Likewise.
1354 * explow.c (convert_memory_address_addr_space_1): Likewise.
1355 * final.c (output_asm_label): Likewise.
1356 (output_addr_const): Likewise.
1357 * gcse.c (add_label_notes): Likewise.
1358 * genconfig.c (walk_insn_part): Likewise.
1359 * genrecog.c (validate_pattern): Likewise.
1360 * ifcvt.c (cond_exec_get_condition): Likewise.
1361 (noce_emit_store_flag): Likewise.
1362 (noce_get_alt_condition): Likewise.
1363 (noce_get_condition): Likewise.
1364 * jump.c (maybe_propagate_label_ref): Likewise.
1365 (mark_jump_label_1): Likewise.
1366 (redirect_exp_1): Likewise.
1367 (rtx_renumbered_equal_p): Likewise.
1368 * lra-constraints.c (operands_match_p): Likewise.
1369 * print-rtl.c (print_value): Likewise.
1370 * reload.c (find_reloads): Likewise.
1371 * reload1.c (set_label_offsets): Likewise.
1372 * reorg.c (get_branch_condition): Likewise.
1373 * rtl-tests.c (test_uncond_jump): Likewise.
1374 * rtl.c (rtx_equal_p_cb): Likewise.
1375 (rtx_equal_p): Likewise.
1376 * rtlanal.c (reg_mentioned_p): Likewise.
1377 (rtx_referenced_p): Likewise.
1378 (get_condition): Likewise.
1379 * varasm.c (const_hash_1): Likewise.
1380 (compare_constant): Likewise.
1381 (const_rtx_hash_1): Likewise.
1382 (output_constant_pool_1): Likewise.
1384 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1387 * reload.c (find_valid_class_1): Allow regclass if atleast one
1388 regno in regclass is ok. Compute and use rclass size based on
1389 actually available regnos for mode in rclass.
1391 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
1393 * config/sparc/sparc-modes.def (CCV): New.
1395 * config/sparc/predicates.md (v_comparison_operator): New.
1396 (icc_comparison_operator): Add support for CCV/CCXV.
1397 (xcc_comparison_operator): Likewise.
1398 * config/sparc/sparc.c (output_cbranch): Likewise.
1399 (sparc_print_operand): Likewise.
1400 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
1401 (uaddvdi4): New expander.
1402 (addvdi4): Likewise.
1403 (uaddvdi4_sp32): New instruction.
1404 (addvdi4_sp32): Likewise.
1405 (uaddvsi4): New expander.
1406 (addvsi4): Likewise.
1407 (cmp_ccc_plus_sltu_set): New instruction.
1408 (cmp_ccv_plus): Likewise.
1409 (cmp_ccxv_plus): Likewise.
1410 (cmp_ccv_plus_set): Likewise.
1411 (cmp_ccxv_plus_set): Likewise.
1412 (cmp_ccv_plus_sltu_set): Likewise.
1413 (uaddvdi4): New expander.
1414 (subvdi4): Likewise.
1415 (usubdi4_sp32): New instruction.
1416 (subvdi4_sp32): Likewise.
1417 (usubvsi4): New expander.
1418 (subvsi4): Likewise.
1419 (cmpsi_minus_sltu_set): New instruction.
1420 (cmp_ccv_minus): Likewise.
1421 (cmp_ccxv_minus): Likewise.
1422 (cmp_ccv_minus_set): Likewise.
1423 (cmp_ccxv_minus_set): Likewise.
1424 (cmp_ccv_minus_sltu_set): Likewise.
1425 (unegvdi3): New expander.
1426 (negvdi3): Likewise.
1427 (unegdi3_sp32): New instruction.
1428 (negvdi3_sp32): Likewise.
1429 (unegvsi3): New expander.
1430 (negvsi3): Likewise.
1431 (cmp_ccc_neg_sltu_set): New instruction.
1432 (cmp_ccv_neg): Likewise.
1433 (cmp_ccxv_neg): Likewise.
1434 (cmp_ccv_neg_set): Likewise.
1435 (cmp_ccxv_neg_set): Likewise.
1436 (cmp_ccv_neg_sltu_set): Likewise.
1438 * tree-ssa-loop-split.c: Remove trailing spaces.
1439 * match.pd: Likewise.
1441 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1443 PR rtl-optimization/78038
1444 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
1445 be deduced to set REG through the RTL structure.
1446 (make_defs_and_copies_lists): Return false on a failing get_defs call.
1448 2016-10-21 Richard Biener <rguenther@suse.de>
1450 PR tree-optimization/78051
1451 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
1452 and mark replaced if folding did something.
1454 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
1456 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
1457 and "protected" in visibility types.
1458 (rs6000_xcoff_declare_function_name): Fix formatting.
1459 (rs6000_xcoff_declare_object_name): Fix formatting.
1461 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
1463 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
1464 and IX86_BUILTIN_HUGE_VALQ here ...
1465 (ix86_expand_builtin): ... not here.
1467 2016-10-20 Jakub Jelinek <jakub@redhat.com>
1469 * doc/gty.texi (for_user): Use @item next to @findex.
1471 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
1474 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
1475 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
1476 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
1477 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
1478 __builtin_ia32_lzcnt_u16.
1479 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
1480 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
1481 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
1482 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
1483 (bmi_tzcnt_<mode>): New expander.
1484 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1485 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
1486 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
1487 (lzcnt_<mode>): New expander.
1488 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1489 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
1490 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
1491 (UINT64_FTYPE_UINT64): New.
1492 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
1493 (__builtin_ia32_lzcnt_u16): New description.
1494 (__builtin_ia32_lzcnt_u32): Ditto.
1495 (__builtin_ia32_lzcnt_u64): Ditto.
1496 (__builtin_ctzs): Remove description.
1497 (__builtin_ia32_tzcnt_u16): New description.
1498 (__builtin_ia32_tzcnt_u32): Ditto.
1499 (__builtin_ia32_tzcnt_u64): Ditto.
1500 * config/i386/i386.c (ix86_expand_args_builtin): Handle
1501 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
1503 2016-10-20 Martin Liska <mliska@suse.cz>
1506 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
1507 comparison with STMT_UID_NOT_IN_RANGE.
1508 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
1511 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
1513 * compare-elim.c (conforming_compare): Accept UNSPECs.
1514 (find_comparison_dom_walker::before_dom_children): Deal with
1515 instructions both using and killing the flags register.
1516 (equivalent_reg_at_start): New function extracted from...
1517 (try_eliminate_compare): ...here. Use it and add support for
1518 registers and UNSPECs as second operand of the compare.
1519 * config/visium/visium-modes.def (CCV): New.
1520 * config/visium/predicates.md (visium_v_comparison_operator): New.
1521 (visium_branch_operator): Deal with CCV mode.
1522 * config/visium/visium.c (visium_select_cc_mode): Likewise.
1523 (output_cbranch): Likewise.
1524 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
1525 (uaddv<mode>4): New expander.
1526 (addv<mode>4): Likewise.
1527 (add<mode>3_insn_set_carry): New instruction.
1528 (add<mode>3_insn_set_overflow): Likewise.
1529 (addsi3_insn_set_overflow): Likewise.
1530 (usubv<mode>4): New expander.
1531 (subv<mode>4): Likewise.
1532 (sub<mode>3_insn_set_carry): New instruction.
1533 (sub<mode>3_insn_set_overflow): Likewise.
1534 (subsi3_insn_set_overflow): Likewise.
1535 (unegv<mode>3): New expander.
1536 (negv<mode>3): Likewise.
1537 (neg<mode>2_insn_set_overflow): New instruction.
1538 (addv_tst<mode>): Likewise.
1539 (subv_tst<mode>): Likewise.
1540 (negv_tst<mode>): Likewise.
1541 (cbranch<mode>4_addv_insn): New splitter and instruction.
1542 (cbranch<mode>4_subv_insn): Likewise.
1543 (cbranch<mode>4_negv_insn): Likewise.
1545 2016-10-20 Richard Biener <rguenther@suse.de>
1547 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
1548 Handle decls possibly not bound.
1549 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
1550 nothing_id for decls that might not be bound if we are interested
1552 (get_constraint_for_component_ref): Deal with that.
1554 2016-10-20 Michael Matz <matz@suse.de>
1557 * common.opt (-fsplit-loops): New flag.
1558 * passes.def (pass_loop_split): Add.
1559 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
1560 (enable_fdo_optimizations): Add loop splitting.
1561 * timevar.def (TV_LOOP_SPLIT): Add.
1562 * tree-pass.h (make_pass_loop_split): Declare.
1563 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
1564 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
1565 * tree-ssa-loop-split.c: New file.
1566 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
1567 * doc/invoke.texi (fsplit-loops): Document.
1568 * doc/passes.texi (Loop optimization): Add paragraph about loop
1571 2016-10-20 Richard Biener <rguenther@suse.de>
1573 * cgraphunit.c (analyze_functions): Set node->definition to
1574 false to signal symbol removal to debug_hooks->late_global_decl.
1575 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
1576 WPA signal symbol removal to the debuginfo machinery.
1577 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
1578 using early_finised to guard the we're called for symbol
1579 removal case look at the symtabs definition flag.
1580 (gen_variable_die): Remove redundant check.
1582 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1584 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
1586 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1588 PR tree-optimization/53979
1589 * match.pd ((a ^ b) | a -> a | b): New pattern.
1591 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
1593 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
1594 config/pa/pa64-hpux-lib.h.
1595 (PA_CRTBEGIN_HACK): Likewise.
1596 (DTOR_LIST_BEGIN): Likewise.
1598 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1600 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
1601 register only if "in" and "out" are different registers.
1603 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
1605 * omp-low.c (pass_oacc_device_lower::gate): New method.
1606 (execute): Always call execute_oacc_device_lower.
1608 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1610 PR tree-optimization/77916
1611 PR tree-optimization/77937
1612 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
1614 (insert_initializers): Requirement of initializer for -1 should be
1615 based on pointer-typedness of the candidate basis.
1617 2016-10-19 Bin Cheng <bin.cheng@arm.com>
1619 PR tree-optimization/78005
1620 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
1621 upper (included) bound for niters of prolog loop.
1622 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
1623 Compute niters of scalar loop above which vectorized loop is
1624 preferred, as well as the upper (included) bound for the niters.
1625 (vect_do_peeling): Record niter bound for loops accordingly.
1627 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
1630 * tree-core.h (enum tree_index): Put the complex types after their
1632 * tree-streamer.c (verify_common_node_recorded): New function.
1633 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
1635 2016-10-19 Martin Liska <mliska@suse.cz>
1637 * cgraph.h (cgraph_edge::binds_to_current_def_p):
1638 Replace NULL with false as a return value.
1640 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
1642 PR tree-optimization/78024
1643 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
1644 don't clear BB_VISITED after processing.
1646 2016-10-19 Richard Biener <rguenther@suse.de>
1648 * domwalk.c (dom_walker::walk): Use RPO order.
1650 2016-10-19 Richard Biener <rguenther@suse.de>
1652 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
1654 (evrp_dom_walker::~evrp_dom_walker): Free it.
1655 (evrp_dom_walker::stmts_to_remove): Add.
1656 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
1657 whose output we fully propagate for removal. Propagate
1658 into BB destination PHI arguments.
1659 (execute_early_vrp): Remove queued stmts. Dump value ranges
1660 before stmt removal.
1662 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
1664 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
1665 * passes.def: Add two instances of pass_walloca.
1666 * tree-pass.h (make_pass_walloca): New.
1667 * gimple-ssa-warn-alloca.c: New file.
1668 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
1669 -Wvla-larger-than= options.
1671 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
1673 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
1674 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
1676 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
1678 * config/rs6000/altivec.h (vec_xl_len): New macro.
1679 (vec_xst_len): New macro.
1680 (vec_cmpnez): New macro.
1681 (vec_cntlz_lsbb): New macro.
1682 (vec_cnttz_lsbb): New macro.
1683 (vec_xlx): New macro.
1684 (vec_xrx): New macro.
1685 (vec_all_nez): New C++ predicate template.
1686 (vec_any_eqz): New C++ predicate template.
1687 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
1688 conditional compilation.
1689 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
1690 conditional compilation.
1691 (vec_all_nez): New macro.
1692 (vec_any_eqz): New macro.
1693 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
1695 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
1697 * config/rs6000/vector.md (VI): Moved this mode iterator
1698 definition from altivec.md to vector.md.
1699 (UNSPEC_NEZ_P): New value.
1700 (vector_ne_<mode>_p): New expansion for implementation of
1701 vec_all_ne and vec_any_eq built-in functions.
1702 (vector_nez_<mode>_p): New expansion for implementation of
1703 vec_all_nez and vec_any_eqz built-in functions.
1704 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
1705 and vec_any_eq built-in function.
1706 (cr6_test_for_zero): New commentary to explain this expansion.
1707 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
1708 (cr6_test_for_lt): New commentary to explain this expansion.
1709 (cr6_test_for_lt_reverse): New commentary to explain this
1711 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1712 overloaded function prototypes for vec_all_ne, vec_all_nez,
1713 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
1714 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
1716 (altivec_resolve_overloaded_builtin): Modify the handling of
1717 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
1718 the compiler is configured to support TARGET_P9_VECTOR.
1719 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
1720 to explain the special processing that is given to predicate
1721 built-ins introduced using this macro.
1722 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
1723 the special processing given to predicate built-ins introduced
1725 (BU_VSX_P): Likewise.
1726 (BU_P8V_AV_P): Likewise.
1727 (BU_P9V_AV_P): Likewise.
1728 (BU_P9V_AV_X): New macro.
1729 (BU_P9V_64BIT_AV_X): New macro.
1730 (BU_P9V_VSX_3): New macro.
1731 (BU_P9V_OVERLOAD_P): New macro.
1732 (LXVL): New BU_P9V_64BIT_VSX_2.
1733 (VEXTUBLX): New BU_P9V_AV_2.
1734 (VEXTUBRX): Likewise.
1735 (VEXTUHLX): Likewise.
1736 (VEXTUHRX): Likewise.
1737 (VEXTUWLX): Likewise.
1738 (VEXTUWRX): Likewise.
1739 (STXVL): New BU_P9V_64BIT_AV_X.
1740 (VCLZLSBB): New BU_P9V_AV_1.
1741 (VCTZLSBB): Likewise.
1742 (CMPNEB): New BU_P9V_AV_2.
1747 (VCMPNEB_P): New BU_P9V_AV_P.
1748 (VCMPNEH_P): Likewise.
1749 (VCMPNEW_P): Likewise.
1750 (VCMPNED_P): Likewise.
1751 (VCMPNEFP_P): Likewise.
1752 (VCMPNEDP_P): Likewise.
1753 (CMPNEZB): New BU_P9V_AV_2.
1754 (CMPNEZH): Likewise.
1755 (CMPNEZW): Likewise.
1756 (VCMPNEZB_P): New BU_P9V_AV_P.
1757 (VCMPNEZH_P): Likewise.
1758 (VCMPNEZW_P): Likewise.
1759 (LXVL): New BU_P9V_OVERLOAD_2.
1760 (STXVL): New BU_P9V_OVERLOAD_3.
1761 (VEXTULX): New BU_P9V_OVERLOAD_2.
1762 (VEXTURX): Likewise.
1764 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
1765 (VCMPNE_P): Likewise.
1766 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
1767 (VCTZLSBB): Likewise.
1768 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
1769 comment to explain mode used for scratch register.
1770 (altivec_expand_stxvl_builtin): New function.
1771 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
1772 (altivec_init_builtins): Add initialized variable
1773 void_ftype_v16qi_pvoid_long and use this type to define the
1774 built-in function __builtin_altivec_stxvl.
1775 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
1776 (UNSPEC_STXVL): New value.
1777 (UNSPEC_VCLZLSBB): New value.
1778 (UNSPEC_VCTZLSBB): New value.
1779 (UNSPEC_VEXTUBLX): New value.
1780 (UNSPEC_VEXTUHLX): New value.
1781 (UNSPEC_VEXTUWLX): New value.
1782 (UNSPEC_VEXTUBRX): New value.
1783 (UNSPEC_VEXTUHRX): New value.
1784 (UNSPEC_VEXTUWRX): New value.
1785 (UNSPEC_VCMPNEB): New value.
1786 (UNSPEC_VCMPNEZB): New value.
1787 (UNSPEC_VCMPNEH): New value.
1788 (UNSPEC_VCMPNEZH): New value.
1789 (UNSPEC_VCMPNEW): New value.
1790 (UNSPEC_VCMPNEZW): New value.
1791 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1792 vector of integer modes.
1793 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1794 vector of float or double modes.
1795 (*vector_nez_<mode>_p): New insn for vector test all not equal or
1797 (lxvl): New expand for load VSX vector with length.
1798 (*lxvl): New insn for load VSX vector with length.
1799 (stxvl): New expand for store VSX vector with length.
1800 (*stxvl): New insn for store VSX vector with length.
1801 (vcmpneb): New insn for vector of byte compare not equal.
1802 (vcmpnezb): New insn for vector of byte compare not equal or zero.
1803 (vcmpneh): New insn for vector of half word compare not equal.
1804 (vcmpnezh): New insn for vector of half word compare not equal or
1806 (vcmpnew): New insn for vector of word compare not equal.
1807 (vcmpne<VSs>): New insn for vector of float or double compare not
1809 (vcmpnezw): New insn for vector of word compare not equal or zero.
1810 (vclzlsbb): New insn for vector count leading zero
1811 least-significant bits byte.
1812 (vctzlsbb): New insn for vector count trailing zero least
1813 signficant bits byte.
1814 (vextublx): New insn for vector extract unsigned byte left
1816 (vextubrx): New insn for vector extract unsigned byte right
1818 (vextuhlx): New insn for vector extract unsigned half word left
1820 (vextuhrx): New insn for vector extract unsigned half word right
1822 (vextuwlx): New insn for vector extract unsigned word left
1824 (vextuwrx): New insn for vector extract unsigned word right
1826 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
1827 clarify intent of this constant.
1828 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
1829 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
1830 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
1831 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
1832 and vec_xrx functions.
1834 2016-10-18 Andrew Pinski <apinski@cavium.com>
1837 * predict.c (is_exit_with_zero_arg): New function.
1838 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
1841 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
1844 * config/i386/i386.c (legitimize_tls_address)
1845 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
1846 convert dest to Pmode if different than Pmode.
1848 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1850 PR tree-optimization/77916
1851 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
1852 stopgap fix, as pointers with -1 increment are still broken.
1854 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
1856 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
1857 mapping class decoration from here...
1858 (rs6000_xcoff_encode_section): ...to here.
1860 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
1861 if shrink-wrapping and optimizing for speed.
1863 2016-10-18 Richard Biener <rguenther@suse.de>
1865 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1866 not visited but non-executable predecessors. Return taken edge.
1867 Simplify conditions and refactor propagation vs. folding step.
1869 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
1871 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
1872 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
1873 (rs6000_get_separate_components): Assert we do not have those
1874 strategies selected.
1876 2016-10-18 Richard Biener <rguenther@suse.de>
1878 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
1879 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
1881 (substitute_and_fold_dom_walker): Adjust constructor.
1882 (substitute_and_fold_dom_walker::before_dom_children): Remove
1883 do_dce flag and handling (always true).
1884 (substitute_and_fold): Likewise.
1885 * tree-vrp.c (vrp_finalize): Adjust.
1886 (execute_early_vrp): Remove final BB_VISITED clearing.
1887 * tree-ssa-ccp.c (ccp_finalize): Adjust.
1888 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1889 * ira.c (ira): Call clear_bb_flags.
1891 2016-10-18 Richard Biener <rguenther@suse.de>
1893 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
1894 get at the operand to look at with TREE_OPERAND for generic
1897 2016-10-18 David Malcolm <dmalcolm@redhat.com>
1899 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
1901 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
1902 (write_test_expr): Use rtx_reader_ptr for calls to
1904 (write_attr_value): Likewise.
1905 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
1906 call to print_md_ptr_loc.
1907 (write_one_condition): Likewise for calls to print_c_condition.
1908 * genconstants.c: Include "statistics.h" and "vec.h".
1909 (main): Update for conversion to member functions.
1910 * genemit.c (emit_c_code): Use rtx_reader_ptr for
1911 call to print_md_ptr_loc.
1912 * genenums.c: Include "statistics.h" and "vec.h".
1913 (main): Update for conversion of traverse_enum_types to a method.
1914 * genmddeps.c: Include "statistics.h" and "vec.h".
1915 * genoutput.c (process_template): Use rtx_reader_ptr for call to
1917 * genpreds.c (write_predicate_subfunction): Likewise.
1918 (write_predicate_expr): Likewise for calls to print_c_condition.
1919 * genrecog.c (print_test): Likewise.
1920 * gensupport.c (process_rtx): Likewise for calls to
1921 copy_md_ptr_loc and join_c_conditions.
1922 (alter_test_for_insn): Likewise for call to join_c_conditions.
1923 (process_substs_on_one_elem): Likewise.
1924 (gen_mnemonic_setattr): Update for move of string_obstack to a
1925 field of rtx_reader.
1926 (mnemonic_htab_callback): Likewise. Fix formatting.
1927 (gen_mnemonic_attr): Likewise.
1928 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
1929 to print_c_condition.
1930 * read-md.c: Include "statistics.h" and "vec.h".
1931 (string_obstack): Convert this global to field "m_string_obstack"
1932 of class rtx_reader.
1933 (ptr_locs): Likewise, as "m_ptr_locs".
1934 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
1935 (joined_conditions): Likewise, as "m_joined_conditions".
1936 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
1937 (md_constants): Likewise, as "m_md_constants".
1938 (enum_types): Likewise, as "m_enum_types".
1939 (set_md_ptr_loc): Convert to...
1940 (rtx_reader::set_md_ptr_loc): ...member function.
1941 (get_md_ptr_loc): Convert to...
1942 (rtx_reader::get_md_ptr_loc): ...member function.
1943 (copy_md_ptr_loc): Convert to...
1944 (rtx_reader::copy_md_ptr_loc): ...member function.
1945 (fprint_md_ptr_loc): Convert to...
1946 (rtx_reader::fprint_md_ptr_loc): ...member function.
1947 (print_md_ptr_loc): Convert to...
1948 (rtx_reader::print_md_ptr_loc): ...member function.
1949 (join_c_conditions): Convert to...
1950 (rtx_reader::join_c_conditions): ...member function.
1951 (fprint_c_condition): Convert to...
1952 (rtx_reader::fprint_c_condition): ...member function.
1953 (print_c_condition): Convert to...
1954 (rtx_reader::print_c_condition): ...member function.
1955 (read_name): Convert to...
1956 (rtx_reader::read_name): ...member function.
1957 (read_escape): Convert to...
1958 (rtx_reader::read_escape): ...member function.
1959 (read_quoted_string): Convert to...
1960 (rtx_reader::read_quoted_string): ...member function.
1961 (read_braced_string): Convert to...
1962 (rtx_reader::read_braced_string): ...member function.
1963 (read_string): Convert to...
1964 (rtx_reader::read_string): ...member function.
1965 (read_skip_construct): Convert to...
1966 (rtx_reader::read_skip_construct): ...member function.
1967 (handle_constants): Convert to...
1968 (rtx_reader::handle_constants): ...member function.
1969 (traverse_md_constants): Convert to...
1970 (rtx_reader::traverse_md_constants): ...member function.
1971 (handle_enum): Convert to...
1972 (rtx_reader::handle_enum): ...member function.
1973 (lookup_enum_type): Convert to...
1974 (rtx_reader::lookup_enum_type): ...member function.
1975 (traverse_enum_types): Convert to...
1976 (rtx_reader::traverse_enum_types): ...member function.
1977 (rtx_reader::rtx_reader): Move initializations
1978 of various former global data from rtx_reader::read_md_files to
1979 here, as fields, along with the call to unlock_std_streams.
1980 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
1982 (rtx_reader::read_md_files): Move initializations of various
1983 global data from here to the ctor.
1984 * read-md.h (read_name): Convert to...
1985 (rtx_reader::read_name): ...member function.
1986 (rtx_reader::read_escape): New method decl.
1987 (read_quoted_string): Convert to...
1988 (rtx_reader::read_quoted_string): ...member function.
1989 (rtx_reader::read_braced_string): New method decl.
1990 (read_string): Convert to...
1991 (rtx_reader::read_string): ...member function.
1992 (rtx_reader::read_skip_construct): New method decl.
1993 (rtx_reader::set_md_ptr_loc): New method decl.
1994 (rtx_reader::get_md_ptr_loc): New method decl.
1995 (copy_md_ptr_loc): Convert to...
1996 (rtx_reader::copy_md_ptr_loc): ...member function.
1997 (fprint_md_ptr_loc): Convert to...
1998 (rtx_reader::fprint_md_ptr_loc): ...member function.
1999 (print_md_ptr_loc): Convert to...
2000 (rtx_reader::print_md_ptr_loc): ...member function.
2001 (rtx_reader::lookup_enum_type): New method decl.
2002 (rtx_reader::traverse_enum_types): New method decl.
2003 (rtx_reader::handle_constants): New method decl.
2004 (traverse_md_constants): Convert to...
2005 (rtx_reader::traverse_md_constants): ...member function.
2006 (rtx_reader::handle_enum): New method decl.
2007 (rtx_reader::join_c_conditions): New method decl.
2008 (fprint_c_condition): Convert to...
2009 (rtx_reader::fprint_c_condition): ...member function.
2010 (print_c_condition): Convert to...
2011 (rtx_reader::print_c_condition): ...member function.
2012 (rtx_reader::apply_iterator_to_string): New method decl.
2013 (rtx_reader::copy_rtx_for_iterators): New method decl.
2014 (rtx_reader::read_conditions): New method decl.
2015 (rtx_reader::record_potential_iterator_use): New method decl.
2016 (rtx_reader::read_mapping): New method decl.
2017 (rtx_reader::read_rtx): New method decl.
2018 (rtx_reader::read_rtx_code): New method decl.
2019 (rtx_reader::read_rtx_operand): New method decl.
2020 (rtx_reader::read_nested_rtx): New method decl.
2021 (rtx_reader::read_rtx_variadic): New method decl.
2022 (rtx_reader::get_string_obstack): New method.
2023 (rtx_reader::get_md_constants): New method.
2024 (string_obstack): Convert global variable decl to...
2025 (rtx_reader::m_string_obstack): ...this new field.
2026 (rtx_reader::m_ptr_locs): New field.
2027 (rtx_reader::m_ptr_loc_obstack): New field.
2028 (rtx_reader::m_joined_conditions): New field.
2029 (rtx_reader::m_joined_conditions_obstack): New field.
2030 (rtx_reader::m_md_constants): New field.
2031 (rtx_reader::m_enum_types): New field.
2032 * read-rtl.c (apply_iterator_to_string): Convert to...
2033 (rtx_reader::apply_iterator_to_string): ...member function.
2034 (copy_rtx_for_iterators): Convert to...
2035 (rtx_reader::copy_rtx_for_iterators): ...member function.
2036 (add_condition_to_string): Use rtx_reader_ptr for
2037 calls join_c_conditions.
2038 (apply_iterators): Use rtx_reader_ptr for calls to
2039 join_c_conditions and copy_rtx_for_iterators.
2040 (read_conditions): Convert to...
2041 (rtx_reader::read_conditions): ...member function.
2042 (record_potential_iterator_use): Convert to...
2043 (rtx_reader::record_potential_iterator_use): ...member function.
2044 (read_mapping): Convert to...
2045 (rtx_reader::read_mapping): ...member function.
2046 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
2047 (read_rtx): Convert to...
2048 (rtx_reader::read_rtx): ...member function.
2049 (read_rtx_code): Convert to...
2050 (rtx_reader::read_rtx_code): ...member function.
2051 (read_rtx_operand): Convert to...
2052 (rtx_reader::read_rtx_operand): ...member function. Update for move
2053 of string_obstack to a field.
2054 (read_nested_rtx): Convert to..
2055 (rtx_reader::read_nested_rtx): ...member function.
2056 (read_rtx_variadic): Convert to..
2057 (rtx_reader::read_rtx_variadic): ...member function.
2059 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2061 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
2063 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2065 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
2066 for pointer type too.
2067 (ipcp_update_vr): set_ptr_nonnull for pointer.
2069 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2071 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
2072 pt_solution_singleton_p.
2073 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
2074 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
2075 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
2076 pointer nonnull computed by VRP.
2077 Also Conservatively set pt.null to 1.
2078 (pt_solution_reset): Conservatively set pt.null to 1.
2079 (pt_solution_singleton_or_null_p): Renamed from
2080 pt_solution_singleton_p.
2081 * tree-ssanames.h (set_ptr_nonnull): Declare.
2082 (get_ptr_nonnull): Likewise.
2083 * tree-ssanames.c (set_ptr_nonnull): New.
2084 (get_ptr_nonnull): Likewise.
2085 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
2086 (evrp_dom_walker::before_dom_children): Likewise.
2088 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2090 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2091 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2092 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2093 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2094 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
2095 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2096 (rs6000_option_override_internal): Clear it if ABI_AIX.
2097 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2098 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
2100 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2102 * gimple-ssa-strength-reduction.c (record_increment): Remove
2105 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2107 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
2108 that the result is non-zero if it is true.
2109 (maybe_expand_shift): New wrapper around expand_shift_1.
2110 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
2112 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2114 PR tree-optimization/77916
2115 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
2116 Don't allow a MINUS_EXPR for pointer arithmetic for either known
2118 (record_increment): Increments of -1 for unknown strides just use
2119 a multiply initializer like other negative values.
2120 (analyze_increments): Remove stopgap solution for -1 increment
2121 applied to pointer arithmetic.
2123 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
2125 * dominance.c (dom_info::dom_info): Add new constructor for region
2126 which is vector of basic blocks.
2127 (dom_init): New method to initialize members common for both
2129 (dom_info::dom_info): Invoke dom_init for partial initialization.
2130 (dom_info::get_idom): Add check to corner cases on basic blocks which
2132 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
2133 to detect unreachable bbs.
2134 (dom_info::calc_idoms): Likewise.
2135 (compute_dom_fast_query_in_region): New function.
2136 (calculate_dominance_info_for_region): Likewise.
2137 (free_dominance_info_for_region): Likewise.
2138 * dominance.h: Add prototypes for introduced region-based functions
2139 tree-if-conv.c: (build_region): New function.
2140 (if_convertible_loop_p_1): Invoke local version of post-dominators
2141 calculation before basic block predication with subsequent freeing
2142 post-dominator info.
2143 (tree_if_conversion): Remove free of post-dominator info
2144 (pass_if_conversion::execute): Delete detection of infinite loops
2145 and fake edges to exit block since post-dominator calculation is
2146 performed per if-converted loop only.
2148 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2151 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
2152 register explicitly.
2153 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
2154 optimizing for size.
2156 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2158 * config/aarch64/aarch64.c: Delete inclusion of
2159 cortex-a57-fma-steering.h.
2160 (aarch64_override_options): Delete call
2161 to aarch64_register_fma_steering.
2162 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
2163 * config/aarch64/cortex-a57-fma-steering.h: Delete.
2164 * config/aarch64/aarch64-passes.def: New file.
2165 * config/aarch64/cortex-a57-fma-steering.c
2166 (aarch64_register_fma_steering): Delete definition.
2167 (make_pass_fma_steering): Remove static qualifier.
2168 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
2169 (cortex-a57-fma-steering.o): Remove dependency on
2170 cortex-a57-fma-steering.h.
2172 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2174 * explow.c (validize_mem): Do not modify the argument in-place.
2176 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
2178 * tree-streamer.c (record_common_node): Explicitly list expected
2181 2016-10-17 Richard Biener <rguenther@suse.de>
2183 PR tree-optimization/77988
2184 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
2186 2016-10-17 Marek Polacek <polacek@redhat.com>
2188 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
2190 2016-10-17 Richard Biener <rguenther@suse.de>
2192 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
2195 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2197 PR tree-optimization/71636
2198 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
2200 2016-10-17 Richard Biener <rguenther@suse.de>
2202 * gimplify.c (gimplify_function_tree): Do not move the outer
2205 2016-10-17 Jakub Jelinek <jakub@redhat.com>
2207 * langhooks.h (struct lang_hooks_for_decls): Remove
2208 function_decl_explicit_p, function_decl_deleted_p and
2209 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
2210 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
2211 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
2212 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
2213 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
2214 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
2215 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
2216 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
2217 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
2218 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
2219 * langhooks.c (lhd_decl_dwarf_attribute): New function.
2220 * dwarf2out.c (gen_subprogram_die): Use
2221 lang_hooks.decls.decl_dwarf_attribute instead of
2222 lang_hooks.decls.function_decl_*.
2224 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
2228 * common.opt (-ftrampolines): New option.
2229 * doc/invoke.texi (Code Gen Options): Document it.
2230 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2231 * doc/tm.texi: Regenerate.
2232 * builtins.def: Add init_descriptor and adjust_descriptor.
2233 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
2234 on platforms with descriptors.
2235 (expand_builtin_init_descriptor): New function.
2236 (expand_builtin_adjust_descriptor): Likewise.
2237 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
2238 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
2239 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
2240 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
2241 Set STATIC_CHAIN_REG_P on the static chain register, if any.
2242 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
2243 (expand_call): Likewise. Move around call to prepare_call_address
2244 and pass all flags to it.
2245 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
2246 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
2247 (gimple_call_set_by_descriptor): New setter.
2248 (gimple_call_by_descriptor_p): New getter.
2249 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
2250 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
2251 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
2252 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2253 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
2254 * rtl.h (STATIC_CHAIN_REG_P): New macro.
2255 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
2256 * target.def (custom_function_descriptors): New POD hook.
2257 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
2258 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
2259 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
2260 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
2261 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
2262 (build_common_builtin_nodes): Initialize init_descriptor and
2264 * tree-nested.c: Include target.h.
2265 (struct nesting_info): Add 'any_descr_created' field.
2266 (get_descriptor_type): New function.
2267 (lookup_element_for_decl): New function extracted from...
2268 (create_field_for_decl): Likewise.
2269 (lookup_tramp_for_decl): ...here. Adjust.
2270 (lookup_descr_for_decl): New function.
2271 (convert_tramp_reference_op): Deal with descriptors.
2272 (build_init_call_stmt): New function extracted from...
2273 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
2274 * defaults.h (FUNCTION_ALIGNMENT): Define.
2275 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
2276 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2277 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
2278 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
2279 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
2281 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
2283 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
2284 constants in CONST_VECTORs.
2286 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
2288 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
2289 register as destination of bmask.
2290 (vector_init_bshuffle): Likewise.
2291 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
2292 (bmaskdi_vis): Enable only in 64-bit mode.
2294 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
2296 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
2297 make LR a separately shrink-wrapped component unless savres_strategy
2298 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
2299 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
2300 wrapping when not both {SAVE,REST}_INLINE_GPRS.
2302 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
2304 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
2305 and keep looping on failure.
2307 2016-10-14 David Malcolm <dmalcolm@redhat.com>
2309 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
2311 (print_rtx_function): Update example in comment for...
2312 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
2313 non-virtual pseudos with a '%' sigil followed by the regno, offset
2314 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
2315 pseudo is dumped as "%0".
2317 2016-10-14 Jakub Jelinek <jakub@redhat.com>
2320 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
2323 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
2325 * config/sparc/sparc-passes.def: New file.
2326 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
2327 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
2328 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
2330 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
2332 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
2333 loop peel to loops with exit test at the beginning.
2335 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
2337 PR rtl-optimization/68212
2338 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
2339 frequency when computing scale factor for peeled copies.
2340 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
2341 values for switch/peel blocks/edges.
2343 2016-10-14 Pedro Alves <palves@redhat.com>
2345 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
2347 2016-10-14 Catherine Moore <clm@codesourcery.com>
2349 * config/mips/mips.c (mips_prepare_pch_save): Initialize
2350 micromips_globals to zero.
2352 2016-10-14 Richard Biener <rguenther@suse.de>
2354 PR tree-optimization/77979
2355 * tree-vrp.c (compare_name_with_value): Handle released SSA names
2356 in the equivalency sets.
2357 (compare_names): Likewise.
2359 2016-10-14 Martin Liska <mliska@suse.cz>
2361 * builtins.h(target_char_cst_p): Declare the function.
2362 * builtins.c (fold_builtin_memchr): Remove.
2363 (target_char_cst_p): Move the function from gimple-fold.c.
2364 (fold_builtin_3): Do not call the function.
2365 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
2366 (gimple_fold_builtin): Call the function.
2367 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
2369 2016-10-14 Martin Liska <mliska@suse.cz>
2371 * builtins.c (fold_builtin_strcmp): Remove function.
2372 (fold_builtin_strncmp): Likewise.
2373 (fold_builtin_2): Remove call of the function.
2374 (fold_builtin_3): Likewise.
2375 * fold-const-call.c (fold_const_call): Add constant folding
2376 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
2377 * fold-const-call.h (build_cmp_result): Declare the function.
2378 * gimple-fold.c (gimple_load_first_char): New function.
2379 (gimple_fold_builtin_string_compare): Likewise.
2380 (gimple_fold_builtin): Call the function.
2382 2016-10-14 Nathan Sidwell <nathan@acm.org>
2384 * gcov-io.c (gcov_open): Deconstify 'mode'.
2386 2016-10-14 Martin Liska <mliska@suse.cz>
2388 * fold-const.c (c_getstr): Support of properly \0-terminated
2389 string constants. New argument is added.
2390 * fold-const.h: New argument is added.
2392 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2394 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
2396 (aarch64_print_hint_for_core): Likewise.
2397 (aarch64_print_hint_for_arch): Likewise.
2398 (aarch64_validate_march): Use it. Fix indentation in type signature.
2399 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
2400 (aarch64_validate_mtune): Likewise.
2401 (aarch64_handle_attr_arch): Likewise.
2402 (aarch64_handle_attr_cpu): Likewise.
2403 (aarch64_handle_attr_tune): Likewise.
2405 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2407 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
2410 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
2412 * config/m68k/m68k.c (m68k_option_override): Check
2413 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
2414 instead of stack_limit_rtx.
2416 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2418 * dwarf2out.c (gen_member_die): Handle inline static data member
2421 2016-10-13 Nathan Sidwell <nathan@acm.org>
2423 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
2424 gcov_var.mode. Remove unnecessary fstat.
2426 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
2429 * function.c (thread_prologue_and_epilogue_insns): Call all
2430 make_*logue_seq in the same order as traditional. Call them
2431 all a second time if shrink_wrapped_separate.
2433 2016-10-13 Marek Polacek <polacek@redhat.com>
2435 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2436 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
2439 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2441 PR tree-optimization/77937
2442 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
2443 to infinite when we have a pointer with an increment of -1.
2445 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
2447 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
2449 * memmodel.h: This file.
2450 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
2451 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
2452 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
2453 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
2454 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
2455 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
2456 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
2457 compare-elim.c, config/aarch64/aarch64-builtins.c,
2458 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
2459 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
2460 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
2461 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
2462 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
2463 config/darwin.c, config/epiphany/epiphany.c,
2464 config/epiphany/mode-switch-use.c,
2465 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
2466 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
2467 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
2468 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
2469 config/m68k/m68k.c, config/mcore/mcore.c,
2470 config/microblaze/microblaze.c, config/mmix/mmix.c,
2471 config/mn10300/mn10300.c, config/moxie/moxie.c,
2472 config/msp430/msp430.c, config/nds32/nds32-cost.c,
2473 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
2474 config/nds32/nds32-memory-manipulation.c,
2475 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
2476 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
2477 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
2478 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
2479 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
2480 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
2481 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
2482 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
2483 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
2484 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
2485 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
2486 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
2487 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
2488 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
2489 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
2490 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
2491 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
2492 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
2493 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
2494 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
2495 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
2496 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
2497 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
2498 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
2499 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
2500 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
2501 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
2502 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
2503 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
2504 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
2505 var-tracking.c, varasm.c: Include memmodel.h.
2506 * genattrtab.c (write_header): Include memmodel.h in generated file.
2507 * genautomata.c (main): Likewise.
2508 * gengtype.c (open_base_files): Likewise.
2509 * genopinit.c (main): Likewise.
2510 * genconditions.c (write_header): Include memmodel.h earlier in
2512 * genemit.c (main): Likewise.
2513 * genoutput.c (output_prologue): Likewise.
2514 * genpeep.c (main): Likewise.
2515 * genpreds.c (write_insn_preds_c): Likewise.
2516 * genrecog.c (write_header): Likewise.
2517 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
2519 2016-10-13 David Malcolm <dmalcolm@redhat.com>
2521 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
2522 for new "compact" param of print_rtx_function. Check for "cinsn"
2524 * print-rtl-function.c (flag_compact): New decl.
2525 (print_rtx_function): Add param "compact" and use it to set
2526 flag_compact, adding a description of the effect to the leading
2527 comment, and updating the example output.
2528 * print-rtl.c (flag_compact): New variable.
2529 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
2531 (print_rtx_operand_code_i): When printing source locations, wrap
2532 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
2533 (print_rtx_operand_code_r): Don't print regnos for hard regs and
2534 virtuals in compact mode.
2535 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
2536 apart from in LABEL_REFs.
2537 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
2538 Don't print basic block ids in compact mode.
2539 (print_rtx): In compact mode, prefix the code of insns with "c",
2540 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
2541 * print-rtl.h (print_rtx_function): Add "compact" param.
2543 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
2545 * arm.h (TARGET_VFP): Delete.
2546 (TARGET_VFPD32): Remove references to TARGET_VFP.
2547 (TARGET_VFP3, TARGET_VFP5): Likewise.
2548 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
2549 (TARGET_NEON_FP16): Likewise.
2550 (TARGET_FMA): Likewise.
2551 (TARGET_CRYPTO): Likewise.
2552 (TARGET_NEON): Likewise.
2553 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2554 (FUNCTION_ARG_REGNO_P): Likewise.
2555 * arm.c (arm_option_check_internal): Likewise.
2556 (arm_option_override): Likewise.
2557 (use_return_insn): Likewise.
2558 (arm_function_value_regno_p): Likewise.
2559 (arm_apply_result_size): Likewise.
2560 (use_vfp_abi): Likewise.
2561 (arm_legitimate_address_outer_p): Likewise.
2562 (thumb2_legitimate_address_p): Likewise.
2563 (arm_legitimate_index_p): Likewise.
2564 (thumb2_legitimate_index_p): Likewise.
2565 (arm_legitimate_address): Likewise.
2566 (arm_get_vfp_saved_size): Likewise.
2567 (arm_emit_vfp_multi_reg_pop): Likewise.
2568 (arm_get_frame_offsets): Likewise.
2569 (arm_save_coproc_regs): Likewise.
2570 (arm_hard_regno_mode_ok): Likewise.
2571 (arm_expand_epilogue_apcs_frame): Likewise.
2572 (arm_expand_epilogue): Likewise.
2573 (arm_file_start): Likewise.
2574 (arm_conditional_register_usage): Likewise.
2575 (arm_validize_comparison): Use vfp_compare_operand directly.
2576 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
2577 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
2579 (arm_atomic_assign_expand_fenv): Likewise.
2580 * arm.md (divsf3): Likewise.
2581 (arm_negsi2): Likewise.
2583 (arm_movdi): Likewise.
2584 (arm_movt): Likewise.
2585 (cbranchsf4): Change predicate to vfp_compare_operand.
2586 (cbranchdf4): Change predicate to vfp_compare_operand.
2587 (cstorehf4): Change predicate to vfp_compare_operand.
2588 (cstoresf4): Change predicate to vfp_compare_operand.
2589 (cstoredf4): Change predicate to vfp_compare_operand.
2590 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
2591 (movhi_insn_arch4, movhi_bytes): Likewise.
2592 * constraints.md (Dt): Likewise.
2594 * iterators.md (SDF): Likewise.
2595 * predicates.md (arm_float_compare_operand): Delete.
2596 (const_double_vcvt_power_of_two_reciprocal): Remove references to
2598 (const_double_vcvt_power_of_two): Likewise.
2599 * thumb2.md thumb2_movsi_insn): Likewise.
2600 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
2601 (movhf_vfp): Likewise.
2602 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
2603 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
2604 (movsf_vfp, thumb2_movsf_vfp): Likewise.
2605 (movdf_vfp, thumb2_movdf_vfp): Likewise.
2606 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
2607 (subsf3_vfp, divsf3_vfp): Likewise.
2608 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
2609 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
2610 (mulsf3negsfsubsf_vfp): Likewise.
2611 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
2612 (floatunssisf2, sqrtsf2_vfp): Likewise.
2613 (movcc_vfp): Likewise.
2614 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
2615 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
2616 (push_multi_vfp): Likewise.
2617 (set_fpscr, get_fpscr): Likewise.
2618 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
2620 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
2622 * arm.h (TARGET_VFP): Unconditionally define to 1.
2623 (arm_fpu_desc): Remove 'model' field.
2624 (TARGET_FPU_MODEL): Delete.
2625 * arm.c (all_fpus): Don't initialize the model field.
2626 (arm_can_inline_p): Don't check the FPU model.
2627 * arm-fpus.def: Remove redundant model field from all FPU
2630 2016-10-13 Richard Biener <rguenther@suse.de>
2633 * genmatch.c (struct capture): Add value_match member.
2634 (commutate): Preserve value_match.
2635 (lower_opt_convert): Likewise.
2636 (lower_cond): Likewise.
2637 (replace_id): Likewise.
2638 (struct dt_operand): Add value_match member.
2639 (decision_tree::cmp_node): Compare it.
2640 (decision_tree::insert_operand): Honor it when finding and
2641 when appending a DT_MATCH.
2642 (dt_operand::gen_match_op): Generate a type check after
2643 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
2644 (parser::get_internal_capture_id): New helper.
2645 (parser::finish_match_operand): New function lowering @@<id>.
2646 (parser::parse_capture): Parse @@<id> as value-match.
2647 (parser::parse_expr): Use get_internal_capture_id.
2648 (parser::parse_simplify): Call finish_match_operand.
2649 (walk_captures): New helper.
2650 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
2652 ((X /[ex] A) * A -> X): Likewise.
2653 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
2654 convert[12] and value-matching.
2655 ((A | B) & (A | C) -> A | (B & C)): Likewise.
2656 ((X | Y) | Y -> X | Y): Likewise.
2657 ((X ^ Y) ^ Y -> X): Likewise.
2658 (A - (A & B) -> ~B & A): Likewise.
2659 ((T)(P + A) - (T)P -> (T) A): Likewise.
2660 ((T)P - (T)(P + A) -> -(T) A): Likewise.
2661 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
2662 * doc/match-and-simplify.texi: Amend capture section.
2664 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
2666 * config/arc/arc.md (umul_600): Remove predicated variant.
2667 (umul64_600): Likewise.
2669 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
2671 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
2673 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2675 * tree-vect-loop.c (loop_niters_no_overflow): New func.
2676 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
2677 no-overflow information to vect_do_peeling_for_loop_bound and
2678 vect_gen_vector_loop_niters.
2680 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2682 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
2685 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2687 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
2688 adjust_vec automatically.
2689 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
2690 param exit_bb to guard_to.
2691 (slpeel_checking_verify_cfg_after_peeling):
2692 (set_prologue_iterations):
2693 (create_lcssa_for_virtual_phi): New func which is factored out from
2694 slpeel_tree_peel_loop_to_edge.
2695 (slpeel_tree_peel_loop_to_edge):
2696 (iv_phi_p): New func.
2697 (vect_can_advance_ivs_p): Call iv_phi_p.
2698 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
2699 new gimple stmts in basic block.
2700 (vect_gen_niters_for_prolog_loop): Rename to...
2701 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
2702 adjust implementation.
2703 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
2704 sizetype if necessary.
2705 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
2706 it to external function.
2707 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
2708 (vect_gen_vector_loop_niters_mult_vf): New.
2709 (slpeel_update_phi_nodes_for_loops): New.
2710 (slpeel_update_phi_nodes_for_guard1): Reimplement.
2711 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
2712 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
2713 * tree-vect-loop.c (vect_build_loop_niters): Move to file
2714 tree-vect-loop-manip.c
2715 (vect_generate_tmps_on_preheader): Delete.
2716 (vect_transform_loop): Rename vectorization_factor to vf. Call
2717 vect_do_peeling instead of vect_do_peeling-* functions.
2718 * tree-vectorizer.h (vect_do_peeling): New decl.
2719 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
2720 (vect_do_peeling_for_loop_bound): Delete.
2721 (vect_do_peeling_for_alignment): Delete.
2723 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2725 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
2726 duplicated loop after its preheader and after the original loop.
2728 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2730 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
2731 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
2733 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2735 * tree-vect-loop.c (vectorizable_live_operation): Support handling
2736 for live variable outside loop but not in lcssa form.
2738 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2740 * cfg.c (reset_original_copy_tables): New func.
2741 * cfg.h (reset_original_copy_tables): New decl.
2743 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2746 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
2748 * varasm.c (default_binds_local_p_3): Formatting fix.
2750 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2752 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
2754 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
2755 Remove useless code.
2757 2016-10-13 Martin Liska <mliska@suse.cz>
2759 PR tree-optimization/77943
2760 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
2761 a different EH landing pads.
2763 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2766 * hooks.h (hook_tree_void_null): Declare.
2767 * hooks.c (hook_tree_void_null): New function.
2768 * langhooks.c (lhd_return_null_tree_v): Remove.
2769 * langhooks-def.h (lhd_return_null_tree_v): Remove.
2770 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
2771 set y to const0_rtx.
2772 * function.c (stack_protect_epilogue): Likewise.
2773 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
2774 if TARGET_THREAD_SSP_OFFSET is defined.
2775 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2776 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2777 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2778 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2779 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2780 (ix86_stack_protect_guard): New function.
2782 2016-10-13 Richard Biener <rguenther@suse.de>
2784 * dwarf2out.c (tree_add_const_value_attribute): Do not try
2785 rtl_for_decl_init during early phase.
2786 (gen_variable_die): Do not create locations during early phase.
2787 (gen_label_die): Likewise.
2788 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
2791 2016-10-12 Richard Biener <rguenther@suse.de>
2793 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
2794 try_add_new_range and made to eturn new range.
2795 (evrp_dom_walker::before_dom_children): Push op1 value range before
2796 pushing op0 value range.
2798 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2800 PR tree-optimization/77937
2801 * gimple-ssa-strength-reduction.c (analyze_increments): Use
2802 POINTER_TYPE_P on the candidate type to determine whether
2803 candidates in this chain require pointer arithmetic.
2805 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
2807 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
2808 correction if the type is smaller than a word.
2809 (visium_select_cc_mode): Add ... fall through ... comment.
2811 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2813 * config/rs6000/rs6000.c (machine_function): Add new fields
2814 gpr_is_wrapped_separately and lr_is_wrapped_separately.
2815 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2816 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2817 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2818 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2819 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2820 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2821 (rs6000_get_separate_components): New function.
2822 (rs6000_components_for_bb): New function.
2823 (rs6000_disqualify_components): New function.
2824 (rs6000_emit_prologue_components): New function.
2825 (rs6000_emit_epilogue_components): New function.
2826 (rs6000_set_handled_components): New function.
2827 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
2828 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
2829 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
2830 (rs6000_emit_epilogue): Don't emit GPR restores if
2831 gpr_is_wrapped_separately for that register. Don't make a
2832 REG_CFA_RESTORE note for registers we did not restore, either.
2834 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2836 * function.c (thread_prologue_and_epilogue_insns): Call
2837 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
2838 if it has possibly changed. Compute the split_prologue_seq and
2839 epilogue_seq later, too.
2840 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
2841 (dump_components): New function.
2842 (struct sw): New struct.
2844 (init_separate_shrink_wrap): New function.
2845 (fini_separate_shrink_wrap): New function.
2846 (place_prologue_for_one_component): New function.
2847 (spread_components): New function.
2848 (disqualify_problematic_components): New function.
2849 (emit_common_heads_for_components): New function.
2850 (emit_common_tails_for_components): New function.
2851 (insert_prologue_epilogue_for_components): New function.
2852 (try_shrink_wrapping_separate): New function.
2853 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
2855 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2857 * regrename.c (build_def_use): Invalidate chains that have a
2858 REG_CFA_RESTORE on some instruction.
2860 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2862 * dce.c (delete_unmarked_insns): Don't delete instructions with
2863 a REG_CFA_RESTORE note.
2865 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2867 * common.opt (-fshrink-wrap-separate): New flag.
2868 * doc/invoke.texi: Document it.
2869 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
2870 * doc/tm.texi: Regenerate.
2871 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
2872 * target.def (shrink_wrap): New hook vector.
2873 (get_separate_components, components_for_bb, disqualify_components,
2874 emit_prologue_components, emit_epilogue_components,
2875 set_handled_components): New hooks.
2877 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2879 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
2880 vector return by reference only if -Wpsabi.
2881 (rs6000_pass_by_reference): Similarly, for argument passing.
2883 2016-10-12 David Malcolm <dmalcolm@redhat.com>
2885 * function-tests.c: Include "print-rtl.h".
2886 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
2887 function, and verify what is dumped.
2888 * print-rtl-function.c (print_edge): New function.
2889 (begin_any_block): New function.
2890 (end_any_block): New function.
2891 (can_have_basic_block_p): New function.
2892 (print_rtx_function): Track the basic blocks of insns in the
2893 chain, wrapping those that are within blocks within "(block)"
2894 directives. Remove the "(cfg)" directive.
2896 2016-10-12 David Malcolm <dmalcolm@redhat.com>
2898 * selftest.c (selftest::read_file): New function.
2899 (selftest::test_read_file): New function.
2900 (selftest::selftest_c_tests): Call test_read_file.
2901 * selftest.h (selftest::read_file): New decl.
2903 2016-10-12 Richard Biener <rguenther@suse.de>
2906 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
2909 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
2911 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
2913 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
2914 dwarf2out_assembly_start.
2916 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
2918 * Makefile.in (SELFTEST_FLAGS): New variable.
2919 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
2921 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
2924 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
2926 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
2927 dumped in RTL dumps.
2929 2016-10-12 Martin Liska <mliska@suse.cz>
2931 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
2932 (gimple_fold_builtin_memory_op): Use the function.
2933 (gimple_fold_builtin_strchr): Likewise.
2934 (gimple_fold_builtin_strcat): Likewise.
2935 (gimple_build): Likewise.
2937 2016-10-12 Nathan Sidwell <nathan@acm.org>
2939 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
2941 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
2943 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
2944 equivalent 32-bit constant (modulo 2**32) when that yields
2945 smaller instructions.
2946 (size_of_int_loc_descriptor): Update accordingly.
2948 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
2950 * dwarf2out.c (dwarf2out_early_global_decl): For nested
2951 functions, call dwarf2out_decl on the parent function first.
2953 2016-10-12 Richard Biener <rguenther@suse.de>
2955 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
2958 2016-10-12 Richard Biener <rguenther@suse.de>
2960 * tree-ssa-propagate.c
2961 (substitute_and_fold_dom_walker::before_dom_children): Do not
2962 ignore ASSERT_EXPRs but only preserve them.
2963 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
2964 that have been propagated into.
2965 (vrp_finalize): Enable DCE for substitute_and_fold.
2967 2016-10-12 Richard Biener <rguenther@suse.de>
2969 PR tree-optimization/77920
2970 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
2971 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
2972 (simplify_abs_using_ranges): Likewise.
2973 (simplify_conversion_using_ranges): Likewise.
2974 (simplify_stmt_using_ranges): Adjust.
2976 2016-10-12 Jakub Jelinek <jakub@redhat.com>
2978 PR tree-optimization/77929
2979 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
2980 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
2982 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2985 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
2986 needs a base register for arg 1.
2988 2016-10-12 Jakub Jelinek <jakub@redhat.com>
2990 * common.opt (Wimplicit-fallthrough) Turn into alias to
2991 -Wimplicit-fallthrough=3. Remove EnabledBy.
2992 (Wimplicit-fallthrough=): New option.
2993 * gimplify.c (warn_implicit_fallthrough_r): Use
2994 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
2995 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
2996 to -Wimplicit-fallthrough=3.
2997 (-Wimplicit-fallthrough=): Document.
2999 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3001 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
3002 and GEU in DImode if TARGET_SUBXC.
3003 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
3004 (seqdi<W:mode>_zero_subxc): Delete.
3005 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
3006 (neg_seqdi<W:mode>_zero_vis3): Delete.
3007 (plus_seqdi<W:mode>_zero): Likewise.
3008 (minus_seqdi<W:mode>_zero): Likewise.
3009 (plus_plus_sltu<W:mode>): Accept only register.
3010 (addx<W:mode>): Likewise.
3011 (plus_sltu<W:mode>_vis3): Likewise.
3012 (plus_plus_sltu<W:mode>_vis3): Likewise.
3013 (neg_sgeu<W:mode>_vis3): Delete.
3014 (minus_sgeu<W:mode>_vis3): Likewise.
3015 (addxc<W:mode>): Accept only registers.
3016 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
3017 (minus_neg_sltu<W:mode>_subxc): Accept only register.
3018 (neg_plus_sltu<W:mode>_subxc): Likewise.
3019 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
3020 (minus_minus_sltu<W:mode>_subxc): Accept only register.
3021 (sgeu<W:mode>_insn_subxc): Delete.
3022 (plus_sgeu<W:mode>_subxc): Likewise.
3023 (subxc<W:mode>): Accept only register.
3024 (scc splitter): Split always GEU again.
3026 2016-10-11 Jeff Law <law@redhat.com>
3028 PR tree-optimization/77424
3029 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
3030 dead conditionals. Assert that all e->aux fields are NULL.
3032 2016-10-11 David Malcolm <dmalcolm@redhat.com>
3034 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
3035 operand-printing "switch" statement into...
3036 (print_rtx_operand_code_0): ...this new function, ...
3037 (print_rtx_operand_code_e): ...this new function, ...
3038 (print_rtx_operand_codes_E_and_V): ...this new function, ...
3039 (print_rtx_operand_code_i): ...this new function, ...
3040 (print_rtx_operand_code_r): ...this new function, ...
3041 (print_rtx_operand_code_u): ...this new function, ...
3042 (print_rtx_operand): ...and this new function.
3044 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
3046 * config/alpha/alpha-passes.def: New file.
3047 * config/alpha/t-alpha: New file.
3048 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
3049 (make_pass_handle_trap_shadows): New prototype.
3050 (make_pass_align_insns): Ditto.
3051 * config/alpha/alpha.c (alpha_option_override): Don't register
3053 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
3055 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3058 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
3059 distinct __ibm128 IBM extended double type if long doubles are
3060 128-bits and the default format for long double is IEEE 128-bit.
3062 2016-10-11 Richard Biener <rguenther@suse.de>
3064 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
3065 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
3066 (verify_die): New function.
3067 (dwarf2out_finish): Call it.
3068 (output_line_info): Handle case of -gsplit-dwarf without
3069 DWARF2_ASM_LINE_DEBUG_INFO.
3071 2016-10-11 Richard Biener <rguenther@suse.de>
3074 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
3075 sub-chains of BLOCK_VARS and gimple_bind_vars.
3077 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3079 * config/i386/znver1.md : Fix imov/imovx load type reservations.
3081 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3083 * config/sparc/sparc.opt (msubxc): New option.
3084 * doc/invoke.texi (SPARC options): Document it and tidy up.
3085 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
3086 * doc/tm.texi: Regenerate.
3087 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
3089 (CCX_NOOV): Rename into...
3093 * config/sparc/predicates.m (fcc_register_operand): Simplify.
3094 (fcc0_register_operand): Likewise.
3095 (icc_register_operand): New.
3096 (icc_or_fcc_register_operand): Simplify.
3097 (nz_comparison_operator): New.
3098 (c_comparison_operator): Likewise.
3099 (noov_compare_operator): Rename into...
3100 (icc_comparison_operator): ...this. Use above predicates.
3101 (noov_compare64_operator): Rename into...
3102 (v9_comparison_operator): ...this and tidy up.
3103 (fcc_comparison_operator): New.
3104 (icc_or_fcc_comparison_operator): Likewise.
3105 (v9_register_compare_operator): Rename info...
3106 (v9_register_comparison_operator): ...this.
3107 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3108 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
3110 (sparc_fixed_condition_code_regs): New function.
3111 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
3112 renaming and add support for CCC/CCXC.
3113 (output_cbranch): Likewise.
3114 (sparc_print_operand): Likewise.
3115 (gen_v9_scc): Remove obsolete assertion.
3116 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
3117 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
3118 (output_cbcond): Remove bogus handling of CC modes.
3119 (sparc_register_move_cost): Return 100 for NO_REGS.
3120 * config/sparc/sparc.md (W): New mode iterator.
3121 (length): Adjust for noov_compare64_operator renaming.
3122 (cmpsi_sne): New instruction.
3123 (cmpdi_sne): Likewise.
3124 (seqdi_special): Delete.
3125 (seqdi_special): Likewise.
3126 (snesi<P:mode>_special): Likewise.
3127 (snedi_special): Likewise.
3128 (snedi_special_vis3): Likewise.
3129 (snesi patterns): Use W iterator.
3130 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
3131 (sltu patterns): Likewise.
3132 (sgeu patterns): Likewise.
3133 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
3134 (normal_branch): Use icc_comparison_operator predicate.
3135 (inverted_branch): Likewise.
3136 (cbcond_sp32): Use comparison_operator predicate.
3137 (cbcond_sp64): Likewise.
3138 (normal_int_branch_sp64): Adjust for renaming
3139 (inverted_int_branch_sp64): Likewise.
3140 (mov<I:mode>_cc_reg_sp64): Likewise.
3141 (movsf_cc_reg_sp6): Likewise.
3142 (movdf_cc_reg_sp64): Likewise.
3143 (movtf_cc_reg_hq_sp64): Likewise.
3144 (movtf_cc_reg_sp64): Likewise.
3145 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
3146 (movsf_cc_v9): Likewise.
3147 (movdf_cc_v9): Likewise.
3148 (movtf_cc_hq_v9): Likewise.
3149 (movtf_cc_v9): Likewise.
3150 (adddi3): Call gen_adddi3_sp32.
3151 (adddi3_insn_sp32): Rename to...
3152 (adddi3_sp32): ...this. Accept only register_operand as operand #1
3153 and use CCCmode for the carry.
3154 (addx_extend_sp32): Use CCCmode for the carry.
3155 (addx_extend_sp64): Delete.
3156 (adddi3_extend_sp32): Use CCCmode for the carry.
3157 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
3158 (subdi3): Call gen_subdi3_sp32.
3159 (subdi3_insn_sp32): Rename to...
3160 (subdi3_sp32): ...this and use CCmode for the carry.
3161 (subx_extend_sp32): Use CCCmode for the carry.
3162 (subx_extend_sp64): Delete.
3163 (subdi3_extend_sp32): Use CCmode for the carry.
3164 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
3165 (negdi3): Call gen_negdi3_sp32.
3166 (negdi3_sp32): Use CCCmode for the carry.
3167 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
3168 (cmp_nz_ashift_1): Use CCNZ mode.
3169 (cmp_nz_set_ashift_1): Likewise.
3170 (ctrapsi4): Use comparison_operator predicate.
3171 (ctrapdi4): Likewise.
3172 (trapsi_insn): Use icc_comparison_operator predicate.
3173 (trapdi_insn): Likewise.
3174 (edge8 patterns): Use CCNZmode.
3175 (edge16 patterns): Likewise.
3176 (edge32 patterns): Likewise.
3178 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3180 * config/visium/visium-modes.def (CC_NOOV): Rename into...
3182 (CC_BTST): Rename into...
3184 * config/visium/predicates.md (real_add_operand): New.
3185 (visium_btst_operator): Rename into...
3186 (visium_equality_comparison_operator): ...this.
3187 (visium_noov_operator): Rename into...
3188 (visium_nz_comparison_operator): ...this.
3189 (visium_c_comparison_operator): New.
3190 (visium_branch_operator): Adjust and deal with all CC modes.
3191 * config/visium/visium.c (visium_adjust_cost): Adjust.
3192 (visium_split_double_add): Use the *_set_carry patterns.
3193 (visium_select_cc_mode): Add support for CCC mode and adjust.
3194 (output_cbranch): Adjust and use the carry-based operators for
3195 floating-point comparisons.
3196 * config/visium/visium.md (flags_subst_arith): Adjust.
3197 (addsi3_insn_set_carry): New instruction.
3198 (subsi3_insn_set_carry): Likewise.
3199 (negsi2_insn_set_carry): Likewise.
3201 (cmp<mode>_sne): Likewise.
3202 (cbranch<mode>4): Use ordered_comparison_operator.
3203 (cbranch<mode>4_insn): Likewise.
3204 (cbranchsi4_btst_insn): Adjust.
3206 2016-10-11 Tom de Vries <tom@codesourcery.com>
3209 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
3212 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3214 * tree.h (build_complex_type): Add second parameter with default.
3215 * tree.c (build_complex_type): Add NAMED second parameter and adjust
3216 recursive call. Create a TYPE_DECL only if NAMED is true.
3217 (build_common_tree_nodes): Pass true in calls to build_complex_type.
3219 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
3221 New avr-passes.def to register AVR specific passes.
3223 * config/avr/avr-passes.def: New file.
3224 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
3225 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
3226 (make_avr_pass_recompute_note): New proto.
3227 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
3228 (avr_pass_recompute_notes): Use anonymous namespace.
3229 (avr_register_passes): Remove function...
3230 (avr_option_override): ...and its call.
3232 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
3234 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
3235 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
3236 PTF_AVOID_BRANCHLIKELY_SPEED for others.
3237 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
3239 * config/mips/mips.c (mips_option_override): Enable the branch
3240 likely depending on the tune flags and optimization level.
3241 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
3242 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
3243 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
3244 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
3246 2016-10-11 Richard Biener <rguenther@suse.de>
3248 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
3249 (output_function): Properly stream the whole block tree.
3250 * lto-streamer-in.c (input_function): Likewise.
3252 2016-10-11 Marek Polacek <polacek@redhat.com>
3254 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
3256 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3258 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
3259 (evrp_dom_walker::before_dom_children): Infer and push new value
3260 ranges for x in y < x.
3262 2016-10-10 Joseph Myers <joseph@codesourcery.com>
3265 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
3266 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3267 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
3268 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
3269 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
3270 (IA64_NO_LIBGCC_TFMODE): Likewise.
3272 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3274 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
3277 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
3279 * config.gcc: Add aarch64-*-freebsd* support.
3280 * config.host: Likewise.
3281 * config/aarch64/aarch64-freebsd.h: New file.
3282 * config/aarch64/t-aarch64-freebsd: Ditto.
3284 2016-10-10 Jeff Law <law@redhat.com>
3286 PR tree-optimization/71947
3287 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
3288 B with A within a single statement.
3290 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3292 PR tree-optimization/77824
3293 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
3294 zero cost for copies.
3295 (find_candidates_dom_walker::before_dom_children): Replace
3296 MODIFY_EXPR with SSA_NAME.
3297 (replace_mult_candidate): Likewise.
3298 (replace_profitable_candidates): Likewise.
3300 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3302 * config/s390/s390.h: Wrap more macros args in brackets and fix
3304 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
3306 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
3308 2016-10-10 Andreas Schwab <schwab@suse.de>
3311 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
3312 pseudo is not DImode.
3314 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
3316 * common/config/arc/arc-common.c (arc_option_optimization_table):
3317 Remove compact casesi option.
3318 * config/arc/arc.c (arc_override_options): Use compact casesi
3319 option only for pre-ARCv2 cores.
3320 * doc/invoke.texi (mcompact-casesi): Update text.
3322 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3324 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
3325 Add macro to say we can efficiently handle overlapping unaligned
3327 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
3328 poor code for processors older than p8.
3330 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
3332 * gen-pass-instances.awk: Remove GNUism.
3334 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3336 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
3337 NULL of (*ipcp_transformations)][node->uid].
3339 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
3341 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
3342 (MALLOC_ABI_ALIGNMENT): Define.
3344 2016-10-09 Jakub Jelinek <jakub@redhat.com>
3346 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
3347 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
3348 VAR_OR_FUNCTION_DECL_P macros.
3349 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
3350 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
3351 chkp_find_bounds_1): Likewise.
3352 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
3353 * hsa-gen.c (get_symbol_for_decl): Likewise.
3354 * cgraphunit.c (check_global_declaration, analyze_functions,
3355 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
3357 * gimple-fold.c (can_refer_decl_in_current_unit_p,
3358 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
3360 * tree.c (set_decl_section_name, copy_node_stat,
3361 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
3362 merge_dllimport_decl_attributes, handle_dll_attribute,
3363 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
3364 verify_type): Likewise.
3365 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
3366 find_explicit_erroneous_behavior): Likewise.
3367 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
3368 * ipa.c (process_references): Likewise.
3369 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
3370 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
3371 notice_global_symbol, assemble_variable, mark_decl_referenced,
3372 build_constant_desc, output_constant_def_contents, do_assemble_alias,
3373 make_decl_one_only, default_section_type_flags,
3374 categorize_decl_for_section, default_encode_section_info): Likewise.
3375 * trans-mem.c (requires_barrier): Likewise.
3376 * gimple-expr.c (mark_addressable): Likewise.
3377 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
3378 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
3379 expand_debug_expr): Likewise.
3380 * tree-dump.c (dequeue_and_dump): Likewise.
3381 * ubsan.c (instrument_bool_enum_load): Likewise.
3382 * tree-pretty-print.c (print_declaration): Likewise.
3383 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
3384 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
3385 * asan.c (asan_protect_global, instrument_derefs): Likewise.
3386 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
3387 pass_build_ssa::execute): Likewise.
3388 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
3389 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
3391 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
3393 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
3394 can_be_nonlocal, remap_decls, copy_debug_stmt,
3395 initialize_inlined_parameters, add_local_variables,
3396 reset_debug_binding, replace_locals_op): Likewise.
3397 * dse.c (can_escape): Likewise.
3398 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
3400 * tree-diagnostic.c (default_tree_printer): Likewise.
3401 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
3402 unpack_ts_decl_with_vis_value_fields,
3403 lto_input_ts_decl_common_tree_pointers): Likewise.
3404 * builtins.c (builtin_save_expr, fold_builtin_expect,
3405 readonly_data_expr): Likewise.
3406 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
3407 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
3409 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
3410 * gimplify.c (force_constant_size, gimplify_bind_expr,
3411 gimplify_decl_expr, gimplify_var_or_parm_decl,
3412 gimplify_compound_lval, gimplify_init_constructor,
3413 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
3414 gimplify_type_sizes): Likewise.
3415 * cgraphbuild.c (record_reference, record_type_list, mark_address,
3416 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
3417 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
3418 remove_unused_locals): Likewise.
3419 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
3420 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
3421 * function.c (instantiate_expr, instantiate_decls_1,
3422 setjmp_vars_warning, add_local_decl): Likewise.
3423 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
3425 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
3426 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
3427 optimize_va_list_gpr_fpr_size): Likewise.
3428 * tree-nrv.c (pass_nrv::execute): Likewise.
3429 * tsan.c (instrument_expr): Likewise.
3430 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3431 * vtable-verify.c (verify_bb_vtables): Likewise.
3432 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
3433 get_ref_base_and_extent): Likewise.
3434 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
3436 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
3437 analyze_all_variable_accesses): Likewise.
3438 * tree-nested.c (get_nonlocal_debug_decl,
3439 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
3440 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
3441 get_local_debug_decl, convert_local_omp_clauses,
3442 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
3444 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
3445 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
3446 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
3447 dbxout_symbol, dbxout_common_check): Likewise.
3448 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
3449 string_constant): Likewise.
3450 * hsa.c (hsa_get_declaration_name): Likewise.
3451 * passes.c (rest_of_decl_compilation): Likewise.
3452 * tree-ssanames.c (make_ssa_name_fn): Likewise.
3453 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
3454 pack_ts_decl_with_vis_value_fields,
3455 write_ts_decl_common_tree_pointers): Likewise.
3456 * stor-layout.c (place_field): Likewise.
3457 * symtab.c (symtab_node::maybe_create_reference,
3458 symtab_node::verify_base, symtab_node::make_decl_local,
3459 symtab_node::copy_visibility_from,
3460 symtab_node::can_increase_alignment_p): Likewise.
3461 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
3462 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
3463 fortran_common, add_location_or_const_value_attribute,
3464 add_scalar_info, add_linkage_name, set_block_abstract_flags,
3465 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
3466 optimize_one_addr_into_implicit_ptr,
3467 optimize_location_into_implicit_ptr): Likewise.
3468 * gimple-low.c (record_vars_into): Likewise.
3469 * ipa-visibility.c (update_vtable_references): Likewise.
3470 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
3472 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
3473 DFS::DFS_write_tree_body, write_symbol): Likewise.
3474 * langhooks.c (lhd_warn_unused_global_decl,
3475 lhd_set_decl_assembler_name): Likewise.
3476 * attribs.c (decl_attributes): Likewise.
3477 * except.c (output_ttype): Likewise.
3478 * varpool.c (varpool_node::get_create, ctor_for_folding,
3479 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
3480 * fold-const.c (fold_unary_loc): Likewise.
3481 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
3482 ipa_find_agg_cst_from_init): Likewise.
3483 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
3484 expand_omp_target, lower_omp_regimplify_p,
3485 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
3486 find_link_var_op): Likewise.
3487 * tree-chrec.c (chrec_contains_symbols): Likewise.
3488 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
3489 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
3490 execute_fixup_cfg): Likewise.
3492 PR tree-optimization/77901
3493 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
3494 if ranges[i].exp is SSA_NAME when looking for >= and only when
3495 ranges[i].exp is NULL or SSA_NAME when looking for the other
3498 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3500 * ipa-cp.c (ipcp_alignment_lattice): Remove.
3501 (ipcp_param_lattices): Remove field alignment.
3502 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
3503 (set_all_contains_variable): Remove call to
3504 ipcp_alignment_lattice::set_to_bottom.
3505 (initialize_node_lattices): Likewise.
3506 (propagate_alignment_accross_jump_function): Remove.
3507 (propagate_constants_accross_call): Remove call to
3508 propagate_alignment_accross_jump_function.
3509 (ipcp_store_alignment_results): Remove.
3510 (ipcp_driver): Remove call to ipcp_store_alignment_results.
3511 (propagate_bits_accross_jump_function): Handle ancestor jump function.
3512 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
3513 pretty-printing of alignment jump function.
3514 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
3515 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
3516 alignments and remove computing ipa_alignment jump function.
3517 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
3518 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
3519 (ipa_read_jump_function): Remove reading of ipa_alignment.
3520 (write_ipcp_transformation_info): Remove streaming for alignment
3521 propagation summary.
3522 (read_ipcp_transformation_info): Remove reading of alignment
3523 propagation summary.
3524 (ipcp_update_alignments): Remove.
3525 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
3527 (ipcp_transform_function): Remove call to ipcp_update_alignments()
3528 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
3529 * ipa-prop.h (ipa_alignment): Remove.
3530 (ipa_jump_func): Remove field alignment.
3531 (ipcp_transformation_summary): Remove field alignments.
3532 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
3533 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
3534 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
3536 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
3538 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
3540 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
3542 (visium_expand_fp_cstore): Likewise.
3544 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3546 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
3547 * diagnostic.c (warning_at_rich_loc_n): New function.
3548 (diagnostic_n_impl_richloc): Likewise.
3549 (diagnostic_n_impl): Move most of the function to
3550 diagnostic_n_impl_richloc and call it.
3552 2016-10-08 Jakub Jelinek <jakub@redhat.com>
3554 * gen-pass-instances.awk: Rewritten.
3555 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
3556 $(PASSES_EXTRA) after passes.def to the script.
3557 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
3558 * config/i386/i386-passes.def: New file.
3559 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
3560 make_pass_stv): Declare.
3561 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
3563 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
3565 (pass_stv::clone, pass_stv::set_pass_param): New methods.
3566 (pass_stv::timode_p): New non-static data member.
3567 (ix86_option_override): Don't register passes here.
3569 * doc/invoke.texi: Document accepting Else, fallthrough.
3571 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
3574 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
3575 FALLTHRU comment styles.
3577 2016-10-07 Andrew Pinski <apinski@cavium.com>
3579 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
3580 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
3581 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
3583 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
3585 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
3587 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
3588 (AARCH64_ARCH): Likewise.
3589 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
3591 (AARCH64_CORE): Likewise.
3592 (AARCH64_ARCH): Likewise.
3593 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
3594 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
3595 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
3596 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
3597 (AARCH64_ARCH): Likewise.
3598 (AARCH64_CORE): Likewise.
3599 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
3600 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
3601 (AARCH64_CORE): Likewise.
3602 (AARCH64_ARCH): Likewise.
3604 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3606 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
3607 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
3608 floating point type infrastructre, and -mfloat128 that enables the
3609 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
3610 if -mfloat128-type. Define __ibm128 to be long double by default.
3611 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
3612 the IEEE 128-bit floating point type infrastructure should
3613 automatically be enabled.
3614 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
3615 instead of -mfloat128 to enable KFmode.
3616 (rs6000_option_override_internal): Split the option -mfloat128
3617 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
3618 systems, automatically set -mfloat128-type, but don't enable it on
3619 other operating systems. Move setting the long double size and
3620 IEEE quad support before the IEEE 128-bit floating point changes.
3621 (rs6000_init_builtins): Do not create a unique type for __ibm128
3622 if long double is IBM extended double, instead rely on __ibm128
3623 being defined as 'long double'. If -mfloat128-type and not
3624 -mfloat128, create the KFmode type with an undocumented __ieee128
3626 (rs6000_init_libfuncs): Use -mfloat128-type instead of
3627 -mfloat128 for tests about the types, but keep tests for
3628 -mfloat128 to enable the keyword support.
3629 (rs6000_complex_function_value): Likewise.
3630 (rs6000_scalar_mode_supported_p): Likewise.
3631 (rs6000_floatn_mode): Likewise.
3632 (rs6000_c_mode_for_suffix): Likewise.
3633 (rs6000_opt_masks): Add -mfloat128-type.
3634 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
3635 -mfloat128-type being split from -mfloat128. Add
3636 -mfloat128-hardware, which was missing.
3637 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
3638 -mfloat128 and -mfloat128-type:
3639 (-mfloat128-type): Likewise.
3640 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
3641 that 64-bit Linux systems with enable -mfloat128-type by default
3643 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
3644 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
3645 -mfloat128-type instead of -mfloat128.
3646 (FLOAT128_2REG_P): Likewise.
3647 (MASK_FLOAT128_TYPE): Likewise.
3648 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3649 (RS6000_BTM_FLOAT128): Likewise.
3650 (TARGET_FLOAT128): Poison old identifiers.
3651 (OPTION_MASK_FLOAT128): Likewise.
3652 (MASK_FLOAT128): Likewise.
3653 * config/rs6000/rs6000.md (FP): Likewise.
3654 (FLOAT128): Likewise.
3655 (fix_trunc<mode>di2): Likewise.
3656 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3657 (floatdi<mode>2): Likewise.
3658 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
3659 (neg<mode>2, FLOAT128 iterator): Likewise.
3660 (abs<mode>2, FLOAT128 iterator): Likewise.
3661 (ieee_128bit_negative_zero): Likewise.
3662 (ieee_128bit_vsx_neg<mode>2): Likewise.
3663 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
3664 (ieee_128bit_vsx_abs<mode>2): Likewise.
3665 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
3666 (ieee_128bit_vsx_nabs<mode>2): Likewise.
3667 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
3668 (extendiftf2): Likewise.
3669 (extendifkf2): Likewise.
3670 (extendtfkf2): Likewise.
3671 (trunciftf2): Likewise.
3672 (truncifkf2): Likewise.
3673 (trunckftf2): Likewise.
3674 (trunctfif2): Likewise.
3675 (extendkftf2): Likewise.
3676 (trunctfkf2): Likewise.
3678 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3680 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
3681 before merging in bytes to pass down to real_from_target.
3683 2016-10-07 Richard Biener <rguenther@suse.de>
3685 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
3687 (substitute_and_fold_dom_walker::before_dom_children):
3688 Substitute and fold before pass specific folding to avoid
3689 feeding that with SSA names that will be later released.
3690 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
3691 introduced by folding and visited by evaluate_stmt called during
3693 (likely_value): Likewise.
3694 (evaluate_stmt): Likewise.
3695 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
3696 (simplify_div_or_mod_using_ranges): Likewise.
3697 (simplify_min_or_max_using_ranges): Likewise.
3698 (simplify_abs_using_ranges): Likewise.
3699 (simplify_conversion_using_ranges): Likewise.
3700 (simplify_float_conversion_using_ranges): Likewise.
3701 (simplify_stmt_using_ranges): Likewise.
3703 2016-10-07 Marek Polacek <polacek@redhat.com>
3705 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
3706 FALLTHROUGH_LABEL_P here...
3707 (warn_implicit_fallthrough_r): ...not here.
3709 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
3711 PR tree-optimization/77880
3712 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
3715 2016-10-07 Marek Polacek <polacek@redhat.com>
3718 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
3720 2016-10-07 Richard Biener <rguenther@suse.de>
3722 * bitmap.h: Document constraints on bitmap modification while
3725 2016-10-07 Richard Biener <rguenther@suse.de>
3727 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
3728 * bitmap.h (bmp_iter_set): When advancing to the next element
3729 check that we didn't remove the current one.
3730 (bmp_iter_and): Likewise.
3731 (bmp_iter_and_compl): Likewise.
3732 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
3733 we currently iterate on but keep a one-level queue.
3734 * sched-deps.c (remove_from_deps): Do not clear current bit
3735 but keep a one-level queue.
3737 2016-10-07 Jakub Jelinek <jakub@redhat.com>
3739 PR tree-optimization/77664
3740 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
3741 for the other ranges.
3742 (optimize_range_tests_diff): Fix up formatting.
3743 (optimize_range_tests_var_bound): New function.
3744 (optimize_range_tests): Use it.
3746 2016-10-07 Martin Liska <mliska@suse.cz>
3748 * coverage.c (build_gcov_exit_decl): Fix priority what
3749 should be really 99.
3751 2016-10-07 Richard Biener <rguenther@suse.de>
3753 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
3754 vars in gimple_bind_vars but not in BLOCK_VARS.
3756 2016-10-07 Richard Biener <rguenther@suse.de>
3758 PR tree-optimization/77879
3759 * tree-ssa-structalias.c (handle_const_call): Properly handle
3761 (handle_pure_call): Likewise.
3763 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3765 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
3766 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
3769 2016-10-06 Andrew Pinski <apinski@cavium.com>
3771 * config/aarch64/aarch64-cores.def: Add a comment before each
3774 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3776 PR tree-optimization/77862
3777 * tree-vrp.c (add_equivalence): Use get_value_range so that
3778 num_vr_values is checked before accessing vr_values.
3780 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3782 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3785 2016-10-05 Jeff Law <law@redhat.com>
3787 PR tree-optimization/71661
3788 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
3789 removal of a forwarder exposes a new natural loop.
3791 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
3793 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
3794 Introduce ssesuffix variable.
3795 (<mask_codefor><code><mode>3<mask_name>): Ditto.
3796 (*<code><mode>3): Ditto.
3798 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
3800 * postreload.c (reload_cse_simplify): Skip also USE when detecting
3803 2016-10-06 Richard Biener <rguenther@suse.de>
3805 PR tree-optimization/77855
3806 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
3807 instead of removing the current item while iterating over the set
3810 2016-10-06 James Clarke <jrtc27@jrtc27.com>
3811 Eric Botcazou <ebotcazou@adacore.com>
3814 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
3815 (classify_registers): Don't set it
3816 (function_arg_slotno): Don't initialize and test it. Tidy up.
3818 2016-10-06 Richard Biener <rguenther@suse.de>
3820 PR tree-optimization/77839
3821 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
3824 2016-10-06 Martin Liska <mliska@suse.cz>
3826 * gcc.c: Set -fprofile-update=atomic when profiling is
3827 enabled and -pthread is set. Warn when one combines
3828 -pthread and -fprofile-update=single for an app using
3831 2016-10-06 Martin Liska <mliska@suse.cz>
3834 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
3835 * gimple-ssa-strength-reduction.c (slsr_process_cast):
3836 Initialize a pointer to NULL.
3837 (slsr_process_copy): Likewise.
3838 * input.c (location_get_source_line): Likewise.
3839 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3841 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
3843 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
3844 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
3845 (ix86_handle_option): Deleted handle of OPT_mpcommit.
3846 * config.gcc: Deleted pcommitintrin.h
3847 * config/i386/pcommitintrin.h: Deleted file.
3848 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
3849 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
3851 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
3853 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
3854 (PTA_PCOMMIT): Deleted define.
3855 (ix86_option_override_internal): Deleted handle of option.
3856 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
3857 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
3858 __builtin_ia32_pcommit): Deleted.
3859 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
3860 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
3861 (pcommit): Deleted instruction.
3862 * config/i386/i386.opt: Mention -mpcommit deprecation.
3863 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
3865 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
3868 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
3869 Remove wrong assert.
3870 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
3871 Use <round_constraint> as operand 1 constraint.
3873 2016-10-05 Jakub Jelinek <jakub@redhat.com>
3876 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
3877 (ubsan_instrument_float_cast): And not here.
3880 * ubsan.c (ubsan_ids): New GTY(()) array.
3881 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
3882 instead of static local counters.
3884 2016-10-05 Martin Sebor <msebor@redhat.com>
3887 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
3888 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
3889 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
3890 (default_printf_pointer_format): Define function.
3891 * targhooks.c (linux_printf_pointer_format): Define new function.
3892 * targhooks.h (linux_printf_pointer_format): Declare.
3893 (gnu_libc_printf_pointer_format): Remove declaration.
3895 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3897 * fold-const.c (native_encode_real): Fix logic for selecting offset
3898 to write to when BYTES_BIG_ENDIAN.
3900 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
3902 * builtins.c (fold_builtin_strchr): Remove function.
3903 (fold_builtin_strrchr): Likewise.
3904 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
3905 * gimple-fold.c (target_char_cst_p): New function.
3906 (gimple_fold_builtin_strchr) Add more foldings.
3907 (gimple_fold_builtin): Add index, strrchr, rindex cases.
3909 2016-10-05 Richard Biener <rguenther@suse.de>
3912 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
3913 capture ids in c-exprs.
3915 2016-10-05 Richard Biener <rguenther@suse.de>
3918 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
3919 with types_match for GIMPLE code gen to handle type mismatched
3921 (dt_operand::gen): Adjust.
3922 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
3925 2016-10-05 Richard Biener <rguenther@suse.de>
3927 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
3929 2016-10-05 Richard Biener <rguenther@suse.de>
3932 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
3934 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
3936 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
3937 version check to protect only DW_TAG_imported_module generation.
3939 2016-10-05 Richard Biener <rguenther@suse.de>
3942 * match.pd (min(a,-a) -> -abs(a)): New pattern.
3944 2016-10-04 Ian Lance Taylor <iant@golang.org>
3946 * explow.c (allocate_dynamic_stack_space): Call
3947 do_pending_stack_adjust before handling flag_split_stack.
3949 2016-10-04 David Malcolm <dmalcolm@redhat.com>
3951 * genattrtab.c (make_internal_attr): Supply dummy column number to
3954 * genoutput.c (init_insn_for_nothing): Likewise.
3955 * gensupport.c (add_define_attr): Likewise.
3956 * read-md.c (message_at_1): Print column number.
3957 (fatal_with_file_and_line): Likewise.
3958 (rtx_reader::read_char): Track column numbers.
3959 (rtx_reader::unread_char): Likewise.
3960 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
3961 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
3962 (rtx_reader::handle_file): Initialize m_read_md_colno.
3963 (rtx_reader::get_current_location): Supply column number to
3965 * read-md.h (struct file_location): Add field "colno".
3966 (file_location::file_location): Likewise.
3967 (rtx_reader::get_colno): New accessor.
3968 (rtx_reader::m_read_md_colno): New field.
3969 (rtx_reader::m_last_line_colno): New field.
3971 2016-10-04 Jakub Jelinek <jakub@redhat.com>
3973 * doc/extend.texi (Java Exceptions): Remove.
3974 (java_interface): Remove.
3976 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
3978 PR tree-optimization/77808
3979 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
3980 and addr are different before copying points-to information.
3982 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
3984 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
3985 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
3986 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
3987 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
3989 2016-10-04 Richard Biener <rguenther@suse.de>
3991 PR tree-optimization/77399
3992 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
3993 verify the target can convert.
3995 2016-10-04 Richard Biener <rguenther@suse.de>
3998 * explow.c (plus_constant): Verify the mode of the constant
3999 pool offset before calling plus_constant.
4001 2016-10-04 Richard Biener <rguenther@suse.de>
4004 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
4005 type support, mark with :C.
4006 (X / -X -> -1): Mark with :C.
4008 2016-10-04 Jakub Jelinek <jakub@redhat.com>
4010 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
4011 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
4012 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
4013 * doc/tm.texi: Regenerated.
4014 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
4015 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
4016 * config/darwin.h (JCR_SECTION_NAME): Remove.
4017 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
4018 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
4019 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
4020 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
4021 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
4022 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
4024 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4026 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
4027 between "because" and "param" in dump message in call to fprintf.
4029 2016-10-03 Jeff Law <law@redhat.com>
4031 PR tree-optimization/71550
4032 PR tree-optimization/71403
4033 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
4034 (profitable_jump_thread_path): Also return boolean indicating if
4035 the realized path will create an irreducible loop.
4036 Remove loop depth tests from 71403.
4037 (fsm_find_control_statement_thread_paths): Remove loop depth tests
4038 from 71403. If threading will create an irreducible loop, then
4039 throw away loop iteration and related information.
4041 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
4043 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
4044 -Woverloaded-virtual checks for warning options.
4045 * configure: Regenerate.
4047 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
4049 PR preprocessor/77699
4050 * input.c (maybe_grow): Don't allocate one byte extra headroom.
4051 (get_next_line): Return false on error.
4052 (read_next_line): Removed, use get_next_line instead.
4053 (read_line_num): Don't copy the line.
4054 (location_get_source_line): Don't use static data.
4055 (selftest::test_reading_source_line): Add more test cases.
4057 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4060 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4062 * ifcvt.c (noce_try_avoid_const_materialization): New function.
4063 (noce_process_if_block): Use it.
4065 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
4067 * doc/invoke.texi: Update -Wint-in-bool-context.
4069 2016-10-02 Jakub Jelinek <jakub@redhat.com>
4071 * dwarf2out.c (output_fde, output_call_frame_info,
4072 dwarf2out_do_cfi_startproc, set_indirect_string,
4073 gen_internal_sym, output_die, output_line_info): Use
4074 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
4075 ASM_GENERATE_INTERNAL_LABEL output.
4077 2016-10-01 Richard Biener <rguenther@suse.de>
4080 * genmatch.c (get_operand_type): Add operand position arg
4081 and handle COND_EXPR comparison operand with fixed boolean_type_node.
4082 (expr::gen_transform): Adjust.
4083 (dt_simplify::gen_1): Likewise.
4085 2016-10-01 Jakub Jelinek <jakub@redhat.com>
4087 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
4088 comments. Simplify asserts, remove unnecessary conditions.
4090 (*<code><mode>3): Likewise.
4092 2016-09-30 Jakub Jelinek <jakub@redhat.com>
4094 * doc/invoke.texi (-Wregister): Document.
4096 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
4098 * configure.ac: Split CHECKING_P into CHECKING_P and
4099 ENABLE_EXTRA_CHECKING.
4100 * configure: Regenerated.
4101 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
4102 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
4104 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
4107 * gcc.c (process_command): For @filename handling, output
4108 the correct name if the file does not exist.
4110 2016-09-30 Marek Polacek <polacek@redhat.com>
4112 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
4113 * config/alpha/predicates.md: Likewise.
4115 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4117 * ifcvt.c (noce_try_avoid_const_materialization): New function.
4118 (noce_process_if_block): Use it.
4120 2016-09-30 Martin Liska <mliska@suse.cz>
4122 * doc/invoke.texi: Document asan-use-after-return that
4123 it's disabled by default in runtime.
4125 2016-09-30 Richard Biener <rguenther@suse.de>
4127 * tree-vrp.c (intersect_ranges): If we failed to handle
4128 the intersection choose a constant singleton range if available.
4130 2016-09-30 Richard Biener <rguenther@suse.de>
4132 PR tree-optimization/77399
4133 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
4134 float <-> int conversions.
4136 2016-09-30 Alan Modra <amodra@gmail.com>
4138 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
4140 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
4142 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
4143 ext_level before calling CPUID with 0x80000008.
4144 Simplify xgetbv checks.
4146 2016-09-29 David Malcolm <dmalcolm@redhat.com>
4148 * Makefile.in (OBJS): Add print-rtl-function.o.
4149 * print-rtl-function.c: New file.
4150 * print-rtl.h (print_rtx_function): New decl.
4152 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
4155 * config/i386/cpuid.h (__get_cpuid_count): New.
4156 (__get_cpuid): Rename __level to __leaf.
4158 2016-09-29 Marek Polacek <polacek@redhat.com>
4160 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
4162 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
4164 * builtins.c (expand_builtin_memcmp): don't swap args unless
4165 result is only being compared with zero.
4167 2016-09-29 Marek Polacek <polacek@redhat.com>
4169 * dwarf2out.c (loc_descriptor): Add fall through comment.
4170 (add_const_value_attribute): Likewise.
4172 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
4174 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
4175 with "v6t2". Move "arch" attribute above "pool_range".
4176 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
4178 (*thumb2_movhi_vfp): Likewise.
4179 (*arm_movhi_fp16): Likewise.
4180 (*thumb2_movhi_fp16): Likewise.
4181 (*arm_movsi_vfp): Remove "arch" attribute.
4182 (*thumb2_movsi_vfp): Likewise.
4184 2016-09-29 Martin Liska <mliska@suse.cz>
4186 * doc/extend.texi: Remove limitation of Objective C for
4187 __attribute__((constructor)) and __attribute__((destructor)).
4189 2016-09-29 Richard Biener <rguenther@suse.de>
4191 PR tree-optimization/77768
4192 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4193 Handle stores to readonly memory when removing redundant stores.
4195 2016-09-29 Richard Biener <rguenther@suse.de>
4198 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
4199 X / -X -> -1 simplifications.
4201 2016-09-29 Richard Biener <rguenther@suse.de>
4204 * match.pd: Add max(a,-a) -> abs(a) pattern.
4205 * tree-ssa-phiopt.c (minmax_replacement): Disable for
4206 HONOR_SIGNED_ZEROS types.
4208 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
4210 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
4211 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
4213 2016-09-29 Richard Biener <rguenther@suse.de>
4215 * tree-vrp.c (set_defs_to_varying): New helper avoiding
4216 writing to vr_const_varying.
4217 (vrp_initialize): Call it.
4218 (vrp_visit_stmt): Likewise.
4219 (evrp_dom_walker::before_dom_children): Likewise.
4221 2016-09-29 Richard Biener <rguenther@suse.de>
4223 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
4224 constructors with vector elements.
4226 2016-09-29 Richard Biener <rguenther@suse.de>
4228 PR tree-optimization/77768
4229 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
4230 with stores to a place we know has a constant value.
4232 2016-09-29 Alan Modra <amodra@gmail.com>
4234 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
4235 * doc/invoke.texi: Document it.
4236 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
4237 (rs6000_passes_float): Comment.
4238 (rs6000_passes_long_double): New static var.
4239 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
4240 (init_cumulative_args): Set up to emit fp .gnu_attribute for
4241 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
4242 to include fp values returned in vectors.
4243 Set rs6000_passes_long_double.
4244 (rs6000_function_arg_advance_1): Likewise for function args.
4245 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
4246 and SPE. Emit long double tag value too.
4247 (rs6000_opt_vars): Add gnu-attr.
4248 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
4249 * configure: Regenerate.
4250 * config.in: Regenerate.
4252 2016-09-28 Jakub Jelinek <jakub@redhat.com>
4254 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
4256 (format_floating, format_string, format_directive,
4257 get_destination_size, pass_sprintf_length::handle_gimple_call):
4260 2016-09-28 Jakub Jelinek <jakub@redhat.com>
4262 * gimple-ssa-sprintf.c: Fix comment formatting.
4263 (format_integer): Use is_gimple_assign.
4264 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
4265 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
4266 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
4267 (pass_sprintf_length::execute): Use is_gimple_call.
4269 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
4271 * gimple-fold.c (gimple_fold_builtin): After failing to fold
4272 strchr, also try the generic folding.
4274 2016-09-28 Martin Sebor <msebor@redhat.com>
4277 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
4280 2016-09-28 Martin Sebor <msebor@redhat.com>
4283 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
4284 length modifier is not expected.
4285 (format_floating): Ignore l length modifier and fail gracefuly
4286 when it isn't one of the other expected ones.
4288 2016-09-28 Martin Sebor <msebor@redhat.com>
4291 * varasm.c (assemble_addr_to_section): Increase local buffer size.
4293 2016-09-27 Richard Biener <rguenther@suse.de>
4295 * dwarf2out.c (cu_die_list): New global.
4296 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
4297 main_comp_unit_die to cu_die_list if we created it.
4298 Move break_out_includes ...
4299 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
4302 2016-09-28 Richard Biener <rguenther@suse.de>
4304 * dwarf2out.c (struct die_struct): Add removed flag.
4305 (lookup_type_die): If the DIE is marked as removed, clear
4306 TYPE_SYMTAB_DIE and return NULL.
4307 (lookup_decl_die): If the DIE is marked as removed, remove it
4308 from the hash and return NULL.
4309 (mark_removed): New helper.
4310 (prune_unused_types_prune): Call it for removed DIEs.
4311 (gen_subprogram_die): Move the premark_used_types call to after
4312 DIEs for the functions scopes are generated.
4313 (process_scope_var): Do not re-create pruned types or type decls.
4314 Make sure to also re-parent type decls.
4315 (dwarf2out_finish): Move unused type pruning and debug_types
4317 (dwarf2out_early_finish): ... here.
4319 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
4321 * config/arc/arc-c.c: New file.
4322 * config/arc/arc-c.def: Likewise.
4323 * config/arc/t-arc: Likewise.
4324 * config.gcc: Include arc-c.o as c and cpp object.
4325 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
4326 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
4327 arc_cpu_cpp_builtins.
4329 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
4331 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
4332 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
4334 2016-09-28 Nathan Sidwell <nathan@acm.org>
4336 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
4339 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
4341 PR tree-optimization/61056
4342 * gimple-fold.c (gimple_fold_builtin_strchr):
4343 New function to optimize strchr (s, 0) to strlen.
4344 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
4346 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
4348 PR tree-optimization/77724
4349 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
4350 Add tree_fits_shwi_p check.
4352 2016-09-27 Jakub Jelinek <jakub@redhat.com>
4354 * auto-inc-dec.c (try_merge): Remove break after return.
4355 * cselib.c (autoinc_split): Likewise.
4356 * explow.c (promote_mode): Likewise.
4357 * fixed-value.c (fixed_arithmetic): Likewise.
4358 * hsa.c (hsa_internal_fn::get_arity): Likewise.
4359 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
4360 * trans-mem.c (get_attrs_for): Likewise.
4361 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
4362 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
4363 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
4364 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
4365 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
4366 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
4367 * config/cris/cris.c (cris_op_str): Likewise.
4368 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
4369 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
4371 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
4373 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
4374 IFN_GOACC_REDUCTION_CODES): New.
4375 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
4376 ifn_goacc_reduction_kind): Use them.
4377 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
4378 of internal functions, when applicable.
4380 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
4382 * config/mips/constraints.md (d): Fix documentation.
4383 * doc/md.texi (Machine Constraints): Update accordingly.
4385 2016-09-27 Richard Biener <rguenther@suse.de>
4387 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
4388 cur_line_info_table initialization ...
4389 (dwarf2out_assembly_start): ... here.
4391 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
4393 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
4394 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
4395 (*thumb2_movhi_vfp): Likewise.
4396 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
4397 template. Expand predicable attribute to mark VMOV.F16 as not
4398 predicable. Add "arch" attribute.
4399 (*thumb2_movhi_fp16): Likewise.
4400 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
4401 (*thumb2_movsi_vfp): Add "arch" attribute.
4403 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
4405 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
4408 2016-09-27 Marek Polacek <polacek@redhat.com>
4410 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
4413 * config/c6x/c6x.h: Adjust fall through comment.
4414 * config/sh/sh.c (final_prescan_insn): Likewise.
4415 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
4416 (visium_expand_fp_cstore): Likewise.
4418 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4420 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
4421 expected by -Wimplicit-fallthrough.
4422 (thumb1_size_rtx_costs): Likewise.
4423 (thumb2_reorg): Likewise.
4424 (tls_mentioned_p): Add "Fall through" comment.
4425 (thumb2_reorg): Likewise.
4426 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
4427 comment form expected by -Wimplicit-fallthrough.
4429 2016-09-27 Martin Liska <mliska@suse.cz>
4431 PR gcov-profile/46266
4432 * input.h (RESERVED_LOCATION_P): New macro.
4433 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
4434 instread of comparison with UNKNOWN_LOCATION.
4436 2016-09-27 Richard Biener <rguenther@suse.de>
4438 PR tree-optimization/77745
4439 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4440 When removing redundant stores make sure to check compatibility
4441 of the TBAA state for downstream accesses.
4442 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
4443 value-numbering virtual operands for store matches.
4445 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
4448 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
4449 movrt patterns. Match them before anything else in the SET case.
4451 2016-09-27 Martin Liska <mliska@suse.cz>
4453 PR gcov-profile/7970
4454 PR gcov-profile/16855
4455 PR gcov-profile/44779
4456 * coverage.c (build_gcov_exit_decl): New function.
4457 (coverage_obj_init): Call the function and generate __gcov_exit
4459 * doc/gcov.texi: Document when __gcov_exit function is called.
4461 2016-09-27 Marek Polacek <polacek@redhat.com>
4464 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4465 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
4466 -Wno-error instead of -Wno-implicit-fallthrough.
4468 2016-09-27 Martin Liska <mliska@suse.cz>
4471 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
4473 2016-09-27 Jakub Jelinek <jakub@redhat.com>
4475 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
4476 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
4477 comments. Remove break after return.
4478 (ix86_fp_compare_code_to_integer, has_dispatch,
4479 ix86_simd_clone_usable): Remove break after return.
4481 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
4483 PR rlt-optimization/77714
4484 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
4487 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
4490 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
4491 extract_range_from_unary_expr to convert value_range.
4492 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
4493 (extract_range_from_unary_expr): This.
4494 * tree-vrp.h (extract_range_from_unary_expr): Declare.
4496 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
4498 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
4500 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4502 * config/i386/i386.c (ix86_print_operand)
4503 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
4504 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
4505 (epilogue_renumber): Likewise.
4507 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
4510 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
4511 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
4513 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4515 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
4516 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
4517 is_mm_seq_cst, is_mm_sync): Move to ...
4518 * memmodel.h: This. New file.
4519 * builtins.c: Include memmodel.h.
4520 * optabs.c: Likewise.
4522 * config/aarch64/aarch64.c: Likewise.
4523 * config/alpha/alpha.c: Likewise.
4524 * config/arm/arm.c: Likewise.
4525 * config/i386/i386.c: Likewise.
4526 * config/ia64/ia64.c: Likewise.
4527 * config/mips/mips.c: Likewise.
4528 * config/rs6000/rs6000.c: Likewise.
4529 * config/sparc/sparc.c: Likewise.
4530 * genconditions.c: Include memmodel.h in generated file.
4531 * genemit.c: Likewise.
4532 * genoutput.c: Likewise.
4533 * genpeep.c: Likewise.
4534 * genpreds.c: Likewise.
4535 * genrecog.c: Likewise.
4537 2016-09-26 David Malcolm <dmalcolm@redhat.com>
4539 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
4540 "c" instead when parsing characters. Move operand parsing into...
4541 (read_rtx_operand): ...this new function, renaming "i" to "idx",
4542 and tightening the scope of various locals.
4544 2016-09-26 Liu Hao <lh_mouse@126.com>
4546 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
4548 2016-09-26 Marek Polacek <polacek@redhat.com>
4550 * system.h: Use __has_attribute to check whether the fallthrough
4551 attribute is supported.
4553 2016-09-26 Marek Polacek <polacek@redhat.com>
4555 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
4556 gimple_call_internal_p.
4557 * ipa-split.c (find_return_bb): Likewise.
4558 (execute_split_functions): Likewise.
4559 * omp-low.c (dump_oacc_loop_part): Likewise.
4560 (oacc_loop_xform_head_tail): Likewise.
4561 * predict.c (predict_loops): Likewise.
4562 * sanopt.c (pass_sanopt::execute): Likewise.
4563 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
4564 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
4565 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
4566 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
4567 (expand_ifn_va_arg): Likewise.
4568 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
4569 (optimize_mask_stores): Likewise.
4570 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
4571 (vect_transform_stmt): Likewise.
4572 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
4573 * tsan.c (instrument_memory_accesses): Likewise.
4575 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4576 Alexander Monakov <amonakov@ispras.ru>
4578 * regrename.c (rename_chains): Check
4579 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
4580 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
4581 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4583 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4585 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
4586 (s390_sched_score): Likewise.
4588 2016-09-26 Martin Liska <mliska@suse.cz>
4590 * doc/gcov.texi: Update program output of gcov tool.
4592 2016-09-26 Martin Liska <mliska@suse.cz>
4594 PR gcov-profile/23332
4595 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
4596 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
4597 * value-prof.c (dump_histogram_value): Do not handle
4598 HIST_TYPE_CONST_DELTA.
4599 (stream_in_histogram_value): Likewise.
4600 (gimple_find_values_to_profile): Likewise.
4601 * value-prof.h (enum hist_type): Likewise.
4603 2016-09-26 Martin Liska <mliska@suse.cz>
4605 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
4606 from default sanitize recover values.
4607 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
4608 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
4609 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
4611 * opts.c (finish_options): Do a generic loop over options
4612 that can be recovered.
4613 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
4615 (common_handle_option): Likewise.
4616 * opts.h: Declare can_recover to sanitizer_opts_s.
4618 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
4620 * target.def(elf_flags_numeric): Change documentation to present tense.
4621 * doc/tm.texi: Regenerate.
4623 2016-09-26 Marek Polacek <polacek@redhat.com>
4626 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4627 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
4628 -Wno-switch-fallthrough.
4629 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
4630 (expand_builtin): Likewise.
4631 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
4632 * convert.c (convert_to_real_1): Likewise.
4633 (convert_to_integer_1): Likewise.
4634 * final.c (output_alternate_entry_point): Likewise.
4635 * genattrtab.c (make_canonical): Likewise.
4636 (write_test_expr): Likewise.
4637 * genpreds.c (validate_exp): Likewise.
4638 * gimple-ssa-strength-reduction.c
4639 (find_candidates_dom_walker::before_dom_children): Likewise.
4640 * godump.c (go_format_type): Likewise.
4641 * reload1.c (elimination_effects): Likewise.
4642 * resource.c (mark_referenced_resources): Likewise.
4643 (mark_set_resources): Likewise.
4644 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
4645 * varasm.c (output_addressed_constants): Likewise.
4647 2016-09-26 Marek Polacek <polacek@redhat.com>
4650 * common.opt (Wimplicit-fallthrough): New option.
4651 * doc/extend.texi: Document statement attributes and the fallthrough
4653 * doc/invoke.texi: Document -Wimplicit-fallthrough.
4654 * gimple.h (gimple_call_internal_p): New function.
4655 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
4656 (struct label_entry): New struct.
4657 (find_label_entry): New function.
4658 (case_label_p): New function.
4659 (collect_fallthrough_labels): New function.
4660 (last_stmt_in_scope): New function.
4661 (should_warn_for_implicit_fallthrough): New function.
4662 (warn_implicit_fallthrough_r): New function.
4663 (maybe_warn_implicit_fallthrough): New function.
4664 (expand_FALLTHROUGH_r): New function.
4665 (expand_FALLTHROUGH): New function.
4666 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
4667 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
4668 (gimplify_label_expr): New function.
4669 (gimplify_case_label_expr): Set location.
4670 (gimplify_expr): Call gimplify_label_expr.
4671 * internal-fn.c (expand_FALLTHROUGH): New function.
4672 * internal-fn.def (FALLTHROUGH): New internal function.
4673 * langhooks.c (lang_GNU_OBJC): New function.
4674 * langhooks.h (lang_GNU_OBJC): Declare.
4675 * system.h (gcc_fallthrough): Define.
4676 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
4677 * tree.h (FALLTHROUGH_LABEL_P): Define.
4679 2016-09-26 Richard Biener <rguenther@suse.de>
4681 * dwarf2out.c (stripattributes): Remove unused function.
4682 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
4683 Push dwarf_split_debug_info handling into init_sections_and_labels.
4684 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
4685 (DEBUG_MACRO_SECTION_FLAGS): Remove.
4686 (debug_macinfo_section_name): New global.
4687 (output_macinfo): Use debug_macinfo_section_name.
4688 (init_sections_and_labels): Split out section and label generation
4689 from dwarf2out_init. Set debug_macinfo_section_name.
4690 (dwarf2out_init): Move text section label generation and emission
4692 (dwarf2out_assembly_start): ... here.
4693 (dwarf2out_finish): Call init_sections_and_labels before DWARF
4696 2016-09-26 Richard Biener <rguenther@suse.de>
4699 * cgraphunit.c (analyze_functions): Before early removing
4700 global vars calls the late_global_decl debug handler mark
4701 the variable as readonly.
4703 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
4706 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
4707 (sh_rtx_costs): Handle SET of movt and movrt patterns.
4708 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
4709 declare new overloads.
4710 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
4713 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4715 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
4716 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
4718 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
4720 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
4721 * configure: Regenerate.
4723 2016-09-24 Marek Polacek <polacek@redhat.com>
4726 * doc/invoke.texi: Document -Wbool-operation.
4728 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4730 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
4731 * config/rs6000/rs6000.c (expand_block_compare): New function used by
4732 cmpmemsi pattern to do builtin expansion of memcmp ().
4733 (compute_current_alignment): Add helper function for
4734 expand_block_compare used to compute alignment as the compare proceeds.
4735 (select_block_compare_mode): Used by expand_block_compare to select
4736 the mode used for reading the next chunk of bytes in the compare.
4737 (do_load_for_compare): Used by expand_block_compare to emit the load
4738 insns for the compare.
4739 (rs6000_emit_dot_insn): Moved this function to avoid a forward
4740 reference from expand_block_compare ().
4741 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
4742 prototype for this function.
4743 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
4744 target option for controlling how much code inline expansion of
4745 memcmp() will be allowed to generate.
4747 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4749 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
4750 hook_bool_mode_false, hook_bool_mode_true,
4751 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4752 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4753 hook_bool_const_rtx_insn_const_rtx_insn_true,
4754 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
4755 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
4756 hook_bool_const_tree_hwi_hwi_const_tree_false,
4757 hook_bool_const_tree_hwi_hwi_const_tree_true,
4758 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
4759 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4760 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
4761 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
4762 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
4763 hook_bool_const_tree_true, hook_bool_tree_tree_false,
4764 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
4765 hook_bool_rtx_insn_true, hook_bool_rtx_false,
4766 hook_bool_uintp_uintp_false,
4767 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
4768 hook_rtx_tree_int_null, hook_uint_mode_0,
4769 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
4770 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
4771 hook_constcharptr_const_rtx_insn_null,
4772 hook_constcharptr_const_tree_const_tree_null,
4773 hook_constcharptr_int_const_tree_null,
4774 hook_constcharptr_int_const_tree_const_tree_null,
4775 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
4776 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
4777 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
4779 * vec.h (vNULL): Extend comment to say = vNULL initialization
4780 isn't needed for static vars.
4782 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
4783 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
4784 = vNULL initialization of file scope vec.
4785 * passes.c (pass_tab, enabled_pass_uid_range_tab,
4786 disabled_pass_uid_range_tab): Likewise.
4787 * haifa-sched.c (sched_luids, h_i_d): Likewise.
4788 * tree-chkp-opt.c (check_infos): Likewise.
4789 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
4791 * vec.h (vnull::operator vec): Add constexpr keyword for
4794 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
4796 PR tree-optimization/77654
4797 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
4798 to duplicate_ssa_name_ptr_info.
4800 2016-09-23 David Malcolm <dmalcolm@redhat.com>
4802 PR preprocessor/77672
4803 * input.c (selftest::test_lexer_string_locations_simple): Update
4804 test to expect location information of the terminator character
4805 at the location of the final closing quote.
4806 (selftest::test_lexer_string_locations_hex): Likewise.
4807 (selftest::test_lexer_string_locations_oct): Likewise.
4808 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
4809 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
4810 (selftest::test_lexer_string_locations_ucn4): Likewise.
4811 (selftest::test_lexer_string_locations_ucn8): Likewise.
4812 (selftest::test_lexer_string_locations_u8): Likewise.
4813 (selftest::test_lexer_string_locations_utf8_source): Likewise.
4814 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
4815 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
4816 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
4817 (selftest::test_lexer_string_locations_macro): Likewise.
4818 (selftest::test_lexer_string_locations_long_line): Likewise.
4820 2016-09-23 Richard Biener <rguenther@suse.de>
4822 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
4823 virtual definition to virtual use if the call devirtualizes
4824 to a const or pure function.
4825 (visit_use): Also visit calls we can devirtualize to a
4826 const or pure function.
4828 2016-09-23 Richard Biener <rguenther@suse.de>
4830 PR tree-optimization/77697
4831 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
4832 signal error if we have sth ternary or unhandled.
4834 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4836 * config/arm/arm_neon.h (vabd_f16): New.
4870 (vcvt_f16_s16): New.
4871 (vcvt_f16_u16): New.
4872 (vcvt_s16_f16): New.
4873 (vcvt_u16_f16): New.
4874 (vcvtq_f16_s16): New.
4875 (vcvtq_f16_u16): New.
4876 (vcvtq_s16_f16): New.
4877 (vcvtq_u16_f16): New.
4878 (vcvta_s16_f16): New.
4879 (vcvta_u16_f16): New.
4880 (vcvtaq_s16_f16): New.
4881 (vcvtaq_u16_f16): New.
4882 (vcvtm_s16_f16): New.
4883 (vcvtm_u16_f16): New.
4884 (vcvtmq_s16_f16): New.
4885 (vcvtmq_u16_f16): New.
4886 (vcvtn_s16_f16): New.
4887 (vcvtn_u16_f16): New.
4888 (vcvtnq_s16_f16): New.
4889 (vcvtnq_u16_f16): New.
4890 (vcvtp_s16_f16): New.
4891 (vcvtp_u16_f16): New.
4892 (vcvtpq_s16_f16): New.
4893 (vcvtpq_u16_f16): New.
4894 (vcvt_n_f16_s16): New.
4895 (vcvt_n_f16_u16): New.
4896 (vcvtq_n_f16_s16): New.
4897 (vcvtq_n_f16_u16): New.
4898 (vcvt_n_s16_f16): New.
4899 (vcvt_n_u16_f16): New.
4900 (vcvtq_n_s16_f16): New.
4901 (vcvtq_n_u16_f16): New.
4915 (vmul_lane_f16): New.
4918 (vmulq_lane_f16): New.
4940 (vrsqrteq_f16): New.
4944 (vrsqrtsq_f16): New.
4948 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4950 * config.gcc (extra_headers): Add arm_fp16.h
4951 * config/arm/arm_fp16.h: New.
4952 * config/arm/arm_neon.h: Include "arm_fp16.h".
4954 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4956 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
4958 (vmulf): New (v8hf, v4hf variants).
4959 (vfma): New (v8hf, v4hf variants).
4960 (vfms): New (v8hf, v4hf variants).
4961 (vsub): New (v8hf, v4hf variants).
4962 (vcage): New (v8hf, v4hf variants).
4963 (vcagt): New (v8hf, v4hf variants).
4964 (vcale): New (v8hf, v4hf variants).
4965 (vcalt): New (v8hf, v4hf variants).
4966 (vceq): New (v8hf, v4hf variants).
4967 (vcgt): New (v8hf, v4hf variants).
4968 (vcge): New (v8hf, v4hf variants).
4969 (vcle): New (v8hf, v4hf variants).
4970 (vclt): New (v8hf, v4hf variants).
4971 (vceqz): New (v8hf, v4hf variants).
4972 (vcgez): New (v8hf, v4hf variants).
4973 (vcgtz): New (v8hf, v4hf variants).
4974 (vcltz): New (v8hf, v4hf variants).
4975 (vclez): New (v8hf, v4hf variants).
4976 (vabd): New (v8hf, v4hf variants).
4977 (vmaxf): New (v8hf, v4hf variants).
4978 (vmaxnm): New (v8hf, v4hf variants).
4979 (vminf): New (v8hf, v4hf variants).
4980 (vminnm): New (v8hf, v4hf variants).
4981 (vpmaxf): New (v4hf variant).
4982 (vpminf): New (v4hf variant).
4983 (vpadd): New (v4hf variant).
4984 (vrecps): New (v8hf, v4hf variants).
4985 (vrsqrts): New (v8hf, v4hf variants).
4986 (vabs): New (v8hf, v4hf variants).
4987 (vneg): New (v8hf, v4hf variants).
4988 (vrecpe): New (v8hf, v4hf variants).
4989 (vrnd): New (v8hf, v4hf variants).
4990 (vrnda): New (v8hf, v4hf variants).
4991 (vrndm): New (v8hf, v4hf variants).
4992 (vrndn): New (v8hf, v4hf variants).
4993 (vrndp): New (v8hf, v4hf variants).
4994 (vrndx): New (v8hf, v4hf variants).
4995 (vrsqrte): New (v8hf, v4hf variants).
4996 (vmul_lane): Add v4hf and v8hf variants.
4997 (vmul_n): Add v4hf and v8hf variants.
4998 (vext): New (v8hf, v4hf variants).
4999 (vcvts): New (v8hi, v4hi variants).
5000 (vcvts): New (v8hf, v4hf variants).
5001 (vcvtu): New (v8hi, v4hi variants).
5002 (vcvtu): New (v8hf, v4hf variants).
5003 (vcvts_n): New (v8hf, v4hf variants).
5004 (vcvtu_n): New (v8hi, v4hi variants).
5005 (vcvts_n): New (v8hi, v4hi variants).
5006 (vcvtu_n): New (v8hf, v4hf variants).
5007 (vbsl): New (v8hf, v4hf variants).
5008 (vcvtas): New (v8hf, v4hf variants).
5009 (vcvtau): New (v8hf, v4hf variants).
5010 (vcvtms): New (v8hf, v4hf variants).
5011 (vcvtmu): New (v8hf, v4hf variants).
5012 (vcvtns): New (v8hf, v4hf variants).
5013 (vcvtnu): New (v8hf, v4hf variants).
5014 (vcvtps): New (v8hf, v4hf variants).
5015 (vcvtpu): New (v8hf, v4hf variants).
5017 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5019 * config/arm/arm-builtins.c (hf_UP): New.
5021 (vfp_builtin_data): New. Update comment.
5022 (enum arm_builtins): Include "arm_vfp_builtins.def".
5023 (ARM_BUILTIN_VFP_PATTERN_START): New.
5024 (arm_init_vfp_builtins): New.
5025 (arm_init_builtins): Add arm_init_vfp_builtins.
5026 (arm_expand_vfp_builtin): New.
5027 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
5029 * config/arm/arm_vfp_builtins.def: New file.
5030 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
5031 (arm-builtins.o): Likewise.
5033 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
5036 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
5037 from constant while creating value range.
5039 2016-09-23 Renlin Li <renlin.li@arm.com>
5041 * ira.c (ira): Move ira_use_lra_p initialization code to ...
5042 (ira_init_once): Here.
5044 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
5045 Jakub Jelinek <jakub@redhat.com>
5047 * hooks.h (hook_uint_uintp_false): Rename to...
5048 (hook_bool_uint_uintp_false): ... this.
5049 * hooks.c (hook_uint_uintp_false): Rename to...
5050 (hook_bool_uint_uintp_false): ... this.
5051 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
5052 instead of hook_uint_uintp_false.
5054 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5056 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
5057 (arm_init_builtins): Move body of a loop to the standalone
5058 function arm_init_neon_builtin.
5059 (arm_expand_neon_builtin_1): New. Update comment. Function body
5060 moved from arm_neon_builtin with some white-space fixes.
5061 (arm_expand_neon_builtin): Move code into the standalone function
5062 arm_expand_neon_builtin_1.
5064 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5066 * config/arm/iterators.md (VCVTHI): New.
5067 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
5071 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
5072 (V_HALF): Add V4HF. Fix white-space.
5073 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
5074 (V_s_elem): Likewise.
5075 (V_sz_elem): Fix white-space.
5076 (V_elem_ch): Likewise.
5078 (scalar_mul_constraint): Add V8HF and V4HF.
5079 (Is_float_mode): Fix white-space.
5080 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
5081 (q): Add HF. Fix white-space.
5084 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
5085 (neon_vfm_lane_as): New.
5086 * config/arm/neon.md (add<mode>3_fp16): New.
5087 (sub<mode>3_fp16): New.
5088 (mul<mode>3add<mode>_neon): New.
5089 (fma<VH:mode>4_intrinsic): New.
5090 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
5091 (fmsub<VH:mode>4_intrinsic): New.
5092 (<absneg_str><mode>2): New.
5093 (neon_v<absneg_str><mode>): New.
5094 (neon_v<fp16_rnd_str><mode>): New.
5095 (neon_vrsqrte<mode>): New.
5096 (neon_vpaddv4hf): New.
5097 (neon_vadd<mode>): New.
5098 (neon_vsub<mode>): New.
5099 (neon_vmulf<mode>): New.
5100 (neon_vfma<VH:mode>): New.
5101 (neon_vfms<VH:mode>): New.
5102 (neon_vc<cmp_op><mode>): New.
5103 (neon_vc<cmp_op><mode>_fp16insn): New
5104 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
5105 (neon_vca<cmp_op><mode>): New.
5106 (neon_vca<cmp_op><mode>_fp16insn): New.
5107 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
5108 (neon_vc<cmp_op>z<mode>): New.
5109 (neon_vabd<mode>): New.
5110 (neon_v<maxmin>f<mode>): New.
5111 (neon_vp<maxmin>fv4hf: New.
5112 (neon_<fmaxmin_op><mode>): New.
5113 (neon_vrecps<mode>): New.
5114 (neon_vrsqrts<mode>): New.
5115 (neon_vrecpe<mode>): New (VH variant).
5116 (neon_vdup_lane<mode>_internal): New.
5117 (neon_vdup_lane<mode>): New.
5118 (neon_vcvt<sup><mode>): New (VCVTHI variant).
5119 (neon_vcvt<sup><mode>): New (VH variant).
5120 (neon_vcvt<sup>_n<mode>): New (VH variant).
5121 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
5122 (neon_vcvt<vcvth_op><sup><mode>): New.
5123 (neon_vmul_lane<mode>): New.
5124 (neon_vmul_n<mode>): New.
5125 * config/arm/unspecs.md (UNSPEC_VCALE): New
5126 (UNSPEC_VCALT): New.
5127 (UNSPEC_VFMA_LANE): New.
5128 (UNSPECS_VFMS_LANE): New.
5130 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5132 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
5133 ("*extzv<mode><clobbercc_or_nocc>"):
5134 Correct a typo in a comment.
5136 ("*insv<mode>_zEC12", "*insv<mode>_z10")
5137 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
5138 ("*insv<mode>_zEC12_appendbitsleft")
5139 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
5140 ("*insv<mode>_z10_appendbitsleft"): Ditto.
5141 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
5142 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
5143 Provide pattern with operands switched.
5144 ("*pre_z10_extv<mode>"):
5145 Use new subst patterns.
5146 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
5147 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
5148 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
5149 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
5150 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
5151 ("*<risbg_n>_sidi_ior_and_lshiftrt")
5152 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
5154 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
5155 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
5156 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
5158 ("SINT"): New mode_iterator with SI, HI, QI.
5159 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
5160 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
5163 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5165 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
5166 new interface of s390_contiguous_bitmask_p.
5167 ("contiguous_bitmask_nowrap_operand"): New predicate.
5168 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
5169 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
5170 of s390_contiguous_bitmask_p.
5171 ("NxxDw"): Rename NxxDq constraint to NxxDw.
5172 ("NxxSw"): New constraint.
5173 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
5174 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
5176 (s390_contiguous_bitmask_nowrap_p): Export.
5177 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
5178 former s390_contiguous_bitmask_p.
5179 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
5180 detect contiguous bit ranges with wraparound. Change signature to
5181 return START and END position instead of POS and LENGTH.
5182 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
5183 ranges with wraparound.
5184 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
5185 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
5186 Adapt to new signature of s390_contiguous_bitmask_p.
5188 2016-09-23 Bin Cheng <bin.cheng@arm.com>
5190 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
5191 (create_intersect_range_checks): New.
5192 (vect_create_cond_for_alias_checks): Call above function.
5194 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5196 * config/arm/iterators.md (Code iterators): Fix some white-space
5200 (FCVT): Moved from vfp.md.
5201 (VCVT_HF_US_N): New.
5202 (VCVT_SI_US_N): New.
5207 (FCVTI32typename): Moved from vfp.md.
5208 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
5209 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
5210 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
5211 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
5212 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
5214 (fp16_rnd_str): New.
5215 (fp16_rnd_insn): New.
5216 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
5217 (UNSPEC_VCVT_HF_U_N): New.
5218 (UNSPEC_VCVT_SI_S_N): New.
5219 (UNSPEC_VCVT_SI_U_N): New.
5220 (UNSPEC_VCVTH_S): New.
5221 (UNSPEC_VCVTH_U): New.
5222 (UNSPEC_VCVTA_S): New.
5223 (UNSPEC_VCVTA_U): New.
5224 (UNSPEC_VCVTM_S): New.
5225 (UNSPEC_VCVTM_U): New.
5226 (UNSPEC_VCVTN_S): New.
5227 (UNSPEC_VCVTN_U): New.
5228 (UNSPEC_VCVTP_S): New.
5229 (UNSPEC_VCVTP_U): New.
5230 (UNSPEC_VCVTP_S): New.
5231 (UNSPEC_VCVTP_U): New.
5233 (UNSPEC_VRNDA): New.
5234 (UNSPEC_VRNDI): New.
5235 (UNSPEC_VRNDM): New.
5236 (UNSPEC_VRNDN): New.
5237 (UNSPEC_VRNDP): New.
5238 (UNSPEC_VRNDX): New.
5239 * config/arm/vfp.md (<absneg_str>hf2): New.
5241 (neon_v<fp16_rnd_str>hf): New.
5242 (neon_vrndihf): New.
5247 (*mulsf3neghf_vfp): New.
5248 (*negmulhf3_vfp): New.
5249 (*mulsf3addhf_vfp): New.
5250 (*mulhf3subhf_vfp): New.
5251 (*mulhf3neghfaddhf_vfp): New.
5252 (*mulhf3neghfsubhf_vfp): New.
5255 (fmsubhf4_fp16): New.
5259 (neon_vsqrthf): New.
5260 (neon_vrsqrtshf): New.
5261 (FCVT): Move to iterators.md.
5262 (FCVTI32typename): Likewise.
5263 (neon_vcvth<sup>hf): New.
5264 (neon_vcvth<sup>si): New.
5265 (neon_vcvth<sup>_nhf_unspec): New.
5266 (neon_vcvth<sup>_nhf): New.
5267 (neon_vcvth<sup>_nsi_unspec): New.
5268 (neon_vcvth<sup>_nsi): New.
5269 (neon_vcvt<vcvth_op>h<sup>si): New.
5270 (neon_<fmaxmin_op>hf): New.
5272 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5274 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
5275 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
5276 ("*insv<mode>_zEC12_appendbitsleft")
5277 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
5278 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
5280 2016-09-23 Jakub Jelinek <jakub@redhat.com>
5282 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
5283 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
5284 construct values without normalization.
5285 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
5286 static local lhs_ops to vNULL.
5288 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5289 Jiong Wang <jiong.wang@arm.com>
5291 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
5292 available when FP16 instructions are available.
5293 (output_move_vfp): Add support for 16-bit data moves.
5294 (arm_validize_comparison): Fix some white-space. Support HFmode
5295 by conversion to SFmode.
5296 * config/arm/arm.md (truncdfhf2): Fix a comment.
5297 (extendhfdf2): Likewise.
5299 (movsicc): Fix some white-space.
5301 (movsfcc): Fix some white-space.
5303 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
5304 instructions are available.
5305 (*thumb2_movhi_vfp): Likewise.
5306 (*arm_movhi_fp16): New.
5307 (*thumb2_movhi_fp16): New.
5308 (*movhf_vfp_fp16): New.
5309 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
5310 (*movhf_vfp): Likewise.
5311 (extendhfsf2): Enable when VFP FP16 instructions are available.
5312 (truncsfhf2): Enable when VFP FP16 instructions are available.
5314 2016-09-23 Martin Liska <mliska@suse.cz>
5316 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
5318 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5320 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
5322 (arm_evpc_neon_vtrn): Likewise.
5323 (arm_evpc_neon_vrev): Likewise.
5324 (arm_evpc_neon_vext): Likewise.
5325 * config/arm/arm_neon.h (vbsl_f16): New.
5329 (vdup_lane_f16): New.
5330 (vdupq_lane_f16): New.
5343 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
5344 (vdup_lane): New (v8hf, v4hf variants).
5345 (vext): New (v8hf, v4hf variants).
5346 (vbsl): New (v8hf, v4hf variants).
5347 * config/arm/iterators.md (VDQWH): New.
5349 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
5350 (Scalar_mul_8_16): Fix white-space.
5351 (Is_d_reg): Add V4HF and V8HF.
5352 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
5353 (neon_vdup_lane<mode>): New.
5354 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
5355 (*neon_vtrn<mode>_insn): Likewise.
5356 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
5357 (*neon_vzip<mode>_insn): Likewise
5358 (neon_vuzp<mode>_internal): Likewise.
5359 (*neon_vuzp<mode>_insn): Likewise
5360 * config/arm/vec-common.md (vec_perm_const<mode>): New.
5362 2016-09-23 Jiong Wang <jiong.wang@arm.com>
5363 Matthew Wahab <matthew.wahab@arm.com>
5365 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
5366 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
5367 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
5368 available. Also fix some white-space.
5369 * config/arm/vfp.md (*arm_movhi_vfp): New.
5370 (*thumb2_movhi_vfp): New.
5372 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5374 * config/arm/arm-c.c (arm_cpu_builtins): Define
5375 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
5376 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
5378 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5380 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
5381 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
5382 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
5383 arm_v8_2a_fp16_neon_hw.
5384 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
5387 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5389 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
5390 arm_fp16_alternative_ok and arm_fp16_none_ok.
5392 2016-09-23 Martin Liska <mliska@suse.cz>
5394 * ipa-icf.c (sem_variable::merge): Replace adress with address.
5396 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5398 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
5400 ("armv8.2-a+fp16"): New.
5401 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
5402 (FL2_FP16INST): New.
5403 (FL2_FOR_ARCH8_2A): New.
5404 * config/arm/arm-tables.opt: Regenerate.
5405 * config/arm/arm.c (arm_arch8_2): New.
5406 (arm_fp16_inst): New.
5407 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
5408 for incompatible fp16-format settings.
5409 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
5410 (TARGET_NEON_FP16INST): New.
5411 (arm_arch8_2): Declare.
5412 (arm_fp16_inst): Declare.
5413 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
5414 march=armv8.2-a and march=armv8.2-a+fp16.
5415 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
5417 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
5418 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
5420 2016-09-23 Martin Liska <mliska@suse.cz>
5422 * doc/extend.texi: Remove fused-madd from i386 target options.
5424 2016-09-23 Martin Liska <mliska@suse.cz>
5426 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
5429 2016-09-23 Martin Liska <mliska@suse.cz>
5431 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
5434 2016-09-23 Martin Liska <mliska@suse.cz>
5437 * config/i386/i386.c (ix86_option_override_internal): Change
5438 signature and return false when there's an error related to
5440 (release_options_strings): New function.
5441 (ix86_valid_target_attribute_tree): Call the function.
5443 2016-09-23 Jakub Jelinek <jakub@redhat.com>
5445 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
5446 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
5447 (gen_hsa_ctor_assignment): Likewise.
5448 * print-tree.c (print_node): Likewise.
5449 * tree-dump.c (dequeue_and_dump): Likewise.
5450 * tree-sra.c (sra_modify_constructor_assign): Likewise.
5451 * expr.c (store_constructor): Likewise.
5452 * fold-const.c (operand_equal_p): Likewise.
5453 * tree-pretty-print.c (dump_generic_node): Likewise.
5454 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
5455 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
5457 2016-09-23 Richard Biener <rguenther@suse.de>
5459 * hooks.h (hook_uint_uintp_false): Declare.
5461 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5463 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
5464 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
5466 2016-09-22 Martin Sebor <msebor@redhat.com>
5469 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
5470 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
5471 (target_int_min): Correct computation.
5472 (format_integer): Use long long as the argument for the ll length
5474 (format_floating): Use target_int_max().
5475 (get_string_length): Same.
5476 (format_string): Avoid setting the bounded flag for strings
5478 (try_substitute_return_value): Avoid setting range info when
5479 the result isn't bounded.
5480 * varasm.c (assemble_name): Increase buffer size.
5482 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
5483 Terry Guo <terry.guo@arm.com>
5485 * target.def (elf_flags_numeric): New target hook.
5486 * targhooks.h (default_asm_elf_flags_numeric): New.
5487 * varasm.c (default_asm_elf_flags_numeric): New.
5488 (default_elf_asm_named_section): Use new target hook.
5489 * config/arm/arm.opt (mpure-code): New.
5490 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
5491 * config/arm/arm.c (arm_asm_init_sections): Add section
5492 attribute to default text section if -mpure-code.
5493 (arm_option_check_internal): Diagnose use of option with
5494 non supported targets and/or options.
5495 (arm_asm_elf_flags_numeric): New.
5496 (arm_function_section): New.
5497 (arm_elf_section_type_flags): New.
5498 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
5500 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
5501 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
5503 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
5505 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
5507 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5509 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
5510 * rtl.h: Adjust prototype.
5512 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5514 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
5515 (prev_active_insn): Likewise.
5516 (active_insn_p): Likewise.
5517 * rtl.h: Adjust prototypes.
5518 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5519 * config/arc/arc.md: Likewise.
5520 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
5521 (branch_needs_nop_p): Likewise.
5522 (use_skip_p): Likewise.
5523 * config/sh/sh.c (gen_block_redirect): Likewise.
5524 (split_branches): Likewise.
5525 * reorg.c (optimize_skip): Likewise.
5526 (fill_simple_delay_slots): Likewise.
5527 (fill_slots_from_thread): Likewise.
5528 (relax_delay_slots): Likewise.
5529 * resource.c (mark_target_live_regs): Likewise.
5531 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5533 * config/cris/cris.c (cris_asm_output_case_end): Change argument
5535 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
5536 (prev_nonnote_nondebug_insn): Likewise.
5537 * config/cris/cris-protos.h: Adjust prototype.
5539 * jump.c (rtx_renumbered_equal_p): Adjust.
5541 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5543 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
5544 * rtl.h: Adjust prototype.
5545 * config/sh/sh.md: Adjust.
5546 * dwarf2out.c (add_var_loc_to_decl): Likewise.
5548 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5550 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
5551 (prev_nondebug_insn): Likewise.
5552 * loop-doloop.c (doloop_condition_get): Likewise.
5553 * rtl.h: Adjust prototype.
5554 * cfgloop.h: Likewise.
5556 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5558 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
5559 (prev_nonnote_insn): Likewise.
5560 * jump.c (reversed_comparison_code_parts): Likewise.
5561 (reversed_comparison): Likewise.
5562 * rtl.h: Adjust prototypes.
5563 * config/arc/arc.md: Adjust.
5564 * cse.c (find_comparison_args): Likewise.
5565 * reorg.c (redundant_insn): Change return type to rtx_insn *.
5566 (fix_reg_dead_note): Change argument type to rtx_insn *.
5567 (delete_prior_computation): Likewise.
5568 (delete_computation): Likewise.
5569 (fill_slots_from_thread): Adjust.
5570 (relax_delay_slots): Likewise.
5571 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
5572 (simplify_relational_operation_1): Likewise.
5573 (simplify_ternary_operation): Likewise.
5575 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5577 * config/arc/arc-protos.h (arc_label_align): Change type of
5578 variables from rtx to rtx_insn *.
5579 * config/arc/arc.c (arc_label_align): Likewise.
5580 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
5581 * config/bfin/bfin.c (workaround_speculation): Likewise.
5582 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
5583 (find_last_same_clock): Likewise.
5584 (reorg_split_calls): Likewise.
5585 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
5586 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
5587 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
5588 (same_cmp_following_p): Likewise.
5589 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
5590 (same_cmp_following_p): Likwise.
5591 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
5592 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
5593 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
5594 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
5595 (rl78_alloc_physical_registers_cmp): Likewise.
5596 (rl78_alloc_physical_registers_umul): Likewise.
5597 (rl78_calculate_death_notes): Likewise.
5598 * config/s390/s390-protos.h (s390_label_align): Likewise.
5599 * config/s390/s390.c (s390_label_align): Likewise.
5600 * config/sh/sh.c (barrier_align): Likewise.
5601 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
5602 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
5603 (emit_cbcond_nop): Likewise.
5605 2016-09-22 Martin Liska <mliska@suse.cz>
5608 * ipa-icf.c (sem_variable::merge): Yield merge operation if
5609 alias address matters, not necessarily address of original.
5611 2016-09-22 Richard Biener <rguenther@suse.de>
5614 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
5617 2016-09-22 Richard Biener <rguenther@suse.de>
5620 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
5621 from constant folding results.
5622 (gimple_resimplify2): Likewise.
5623 (gimple_resimplify3): Likewise.
5625 2016-09-22 Richard Biener <rguenther@suse.de>
5628 * expr.c (expand_expr_real_1): Guard array access against negative
5631 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5633 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
5635 (format_floating): Likewise.
5637 2016-09-22 Jakub Jelinek <jakub@redhat.com>
5640 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
5641 for all IFN_GOMP_SIMD_* internal fns, not just for
5642 IFN_GOMP_SIMD_ORDERED_*.
5644 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5647 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
5648 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
5649 instructions when you want to invert the test.
5650 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
5651 correct order for XXSEL.
5652 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
5653 for using XSCMP{EQ,GT,GE}DP.
5655 2016-09-21 David Malcolm <dmalcolm@redhat.com>
5657 * genconstants.c (main): Introduce noop_reader and convert call
5658 to read_md_files to a method call.
5659 * genenums.c (main): Likewise.
5660 * genmddeps.c (main): Likewise.
5661 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
5662 rtx_reader_ptr->get_top_level_filename ().
5663 (write_tm_preds_h): Likewise.
5664 (write_insn_preds_c): Likewise.
5665 * gensupport.c (class gen_reader): New subclass of rtx_reader.
5666 (rtx_handle_directive): Convert to...
5667 (gen_reader::handle_unknown_directive): ...this.
5668 (init_rtx_reader_args_cb): Convert return type from bool to
5669 rtx_reader *. Create a gen_reader instance, using it for the
5670 call to read_md_files. Return it if no errors occur.
5671 (init_rtx_reader_args): Convert return type from bool to
5673 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5674 (init_rtx_reader_args_cb): Likewise.
5675 * read-md.c (struct file_name_list): Move to class rtx_reader.
5676 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
5677 (read_md_filename): Delete in favor of
5678 rtx_reader::m_read_md_filename.
5679 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
5680 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
5681 (base_dir): Delete in favor of rtx_reader::m_base_dir.
5682 (first_dir_md_include): Delete in favor of
5683 rtx_reader::m_first_dir_md_include.
5684 (last_dir_md_include_ptr): Delete in favor of
5685 rtx_reader::m_last_dir_md_include_ptr.
5686 (max_include_len): Delete.
5687 (rtx_reader_ptr): New.
5688 (fatal_with_file_and_line): Use get_filename and get_lineno
5689 accessors of rtx_reader_ptr.
5690 (require_char_ws): Likewise.
5691 (rtx_reader::read_char): New method, based on ::read_char.
5692 (rtx_reader::unread_char): New method, based on ::unread_char.
5693 (read_escape): Use get_filename and get_lineno accessors of
5695 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
5696 (read_string): Use get_filename and get_lineno accessors of
5698 (rtx_reader::rtx_reader): New ctor.
5699 (rtx_reader::~rtx_reader): New dtor.
5700 (handle_include): Convert from a function to...
5701 (rtx_reader::handle_include): ...this method, converting
5702 handle_directive from a callback to a virtual function.
5703 (handle_file): Likewise, converting to...
5704 (rtx_reader::handle_file): ...this method.
5705 (handle_toplevel_file): Likewise, converting to...
5706 (rtx_reader::handle_toplevel_file): ...this method.
5707 (rtx_reader::get_current_location): New method.
5708 (parse_include): Convert from a function to...
5709 (rtx_reader::add_include_path): ...this method, dropping redundant
5710 update to unused max_include_len.
5711 (read_md_files): Convert from a function to...
5712 (rtx_reader::read_md_files): ...this method, converting
5713 handle_directive from a callback to a virtual function.
5714 (noop_reader::handle_unknown_directive): New method.
5715 * read-md.h (directive_handler_t): Delete this typedef.
5717 (read_md_file): Delete.
5718 (read_md_lineno): Delete.
5719 (read_md_filename): Delete.
5720 (class rtx_reader): New class.
5721 (rtx_reader_ptr): New decl.
5722 (class noop_reader): New subclass of rtx_reader.
5723 (read_char): Reimplement in terms of rtx_reader::read_char.
5724 (unread_char): Reimplement in terms of rtx_reader::unread_char.
5725 (read_md_files): Delete.
5726 * read-rtl.c (read_rtx_code): Update for deletion of globals
5727 read_md_filename and read_md_lineno.
5729 2016-09-21 Jason Merrill <jason@redhat.com>
5731 * input.h (from_macro_definition_at): New.
5733 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
5735 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
5737 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5739 PR tree-optimization/77550
5740 * tree-vect-stmts.c (create_array_ref): Change parameters.
5741 (get_group_alias_ptr_type): New function.
5742 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
5744 2016-09-21 Marek Polacek <polacek@redhat.com>
5746 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
5747 Add falls through comment.
5749 2016-09-21 Richard Biener <rguenther@suse.de>
5751 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
5752 (replace_child): Likewise.
5753 (remove_child_TAG): Adjust.
5754 (move_marked_base_types): Likewise.
5755 (prune_unused_types_prune): Clear die_sib of removed children.
5757 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
5760 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
5761 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
5763 2016-09-21 Richard Biener <rguenther@suse.de>
5765 PR tree-optimization/77648
5766 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
5768 (make_transitive_closure_constraints): Adjust comment.
5769 (make_any_offset_constraints): New function.
5770 (handle_rhs_call): Make sure to first expand a pointer to all
5771 subfields before transitively closing it.
5772 (handle_const_call): Likewise. Properly expand returned
5774 (handle_pure_call): Likewise.
5776 2016-09-21 Richard Biener <rguenther@suse.de>
5777 Jakub Jelinek <jakub@redhat.com>
5779 PR tree-optimization/77621
5780 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
5781 group at non-vectorizable stmts.
5783 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5785 PR tree-optimization/72835
5786 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
5787 (make_new_ssa_for_all_defs): Likewise.
5788 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
5790 2016-09-20 Martin Sebor <msebor@redhat.com>
5793 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
5794 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
5795 * config/linux.c (gnu_libc_printf_pointer_format): New function.
5796 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
5797 * config/sol2.c (solaris_printf_pointer_format): New function.
5798 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
5800 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
5801 * doc/tm.texi: Regenerate.
5802 * gimple-fold.h (get_range_strlen): New function.
5803 (get_maxval_strlen): Declare existing function.
5804 * gimple-fold.c (get_range_strlen): Add arguments and compute both
5805 maximum and minimum.
5806 (get_range_strlen): Define overload.
5807 (get_maxval_strlen): Adjust.
5808 * gimple-ssa-sprintf.c: New file and pass.
5809 * passes.def (pass_sprintf_length): Add new pass.
5810 * targhooks.h (default_printf_pointer_format): Declare new function.
5811 (gnu_libc_printf_pointer_format): Same.
5812 (solaris_libc_printf_pointer_format): Same.
5813 * targhooks.c (default_printf_pointer_format): Define new function.
5814 * tree-pass.h (make_pass_sprintf_length): Declare new function.
5815 * print-tree.c: Increase buffer size.
5817 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5819 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
5821 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5823 * common.opt: New option -fipa-vrp.
5824 * ipa-cp.c (ipa_get_vr_lat): New.
5825 (ipcp_vr_lattice::print): Likewise.
5826 (print_all_lattices): Call ipcp_vr_lattice::print.
5827 (ipcp_vr_lattice::meet_with): New.
5828 (ipcp_vr_lattice::meet_with_1): Likewise.
5829 (ipcp_vr_lattice::top_p): Likewise.
5830 (ipcp_vr_lattice::bottom_p): Likewsie.
5831 (ipcp_vr_lattice::set_to_bottom): Likewise.
5832 (set_all_contains_variable): Call VR set_to_bottom.
5833 (initialize_node_lattices): Init VR lattices.
5834 (propagate_vr_accross_jump_function): New.
5835 (propagate_constants_accross_call): Call
5836 propagate_vr_accross_jump_function.
5837 (ipcp_store_vr_results): New.
5838 (ipcp_driver): Handle VR.
5839 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
5840 (ipa_set_jf_unknown): Likewise.
5841 (ipa_compute_jump_functions_for_edge): Likewise.
5842 (ipa_node_params_t::duplicate): Likewise.
5843 (ipa_write_jump_function): Likewise.
5844 (ipa_read_jump_function): Likewise.
5845 (write_ipcp_transformation_info): Likewise.
5846 (read_ipcp_transformation_info): Likewise.
5847 (ipcp_update_vr): New.
5848 (ipcp_transform_function): Handle VR.
5849 * ipa-prop.h (struct ipa_vr): New.
5850 * cgraph.c: Include tree-vrp.h.
5851 * cgraphunit.c: Likewise.
5852 * ipa-utils.c: Likewise.
5855 * toplev.c: Likewise.
5856 * ipa-devirt.c: Likewise.
5857 * ipa-inline-transform.c: Likewise.
5858 * ipa-inline.c: Likewise.
5859 * ipa-profile.c: Likewise.
5861 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5863 * doc/invoke.texi: Document -fdump-tree-evrp.
5864 * passes.def: Define new pass_early_vrp.
5865 * timevar.def: Define new TV_TREE_EARLY_VRP.
5866 * tree-pass.h (make_pass_early_vrp): New.
5867 * tree-ssa-propagate.c: Make replace_uses_in non static.
5868 * tree-ssa-propagate.h: Export replace_uses_in.
5869 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
5870 (extract_range_from_assert): Factor out
5871 extract_range_for_var_from_comparison_expr.
5872 (vrp_initialize_lattice): New.
5873 (vrp_initialize): Factor out vrp_initialize_lattice.
5874 (vrp_valueize): Fix it to reject complex value ranges.
5875 (vrp_free_lattice): New.
5876 (evrp_dom_walker::before_dom_children): Likewise.
5877 (evrp_dom_walker::after_dom_children): Likewise.
5878 (evrp_dom_walker::push_value_range): Likewise.
5879 (evrp_dom_walker::pop_value_range): Likewise.
5880 (execute_early_vrp): Likewise.
5881 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
5882 (make_pass_early_vrp): New.
5884 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
5886 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
5887 instead of exact_log2.
5889 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
5892 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
5893 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
5894 (ix86_add_stmt_cost): Penalize DFmode vector operations
5895 for !TARGET_VECTORIZE_DOUBLE.
5897 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
5899 * doc/invoke.texi (Warning Options): Simplify language.
5900 (Optimize Options): Complete sentence.
5902 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
5904 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
5907 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
5910 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
5911 inits on power8 and above, use the VMRGEW instruction instead of a
5914 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
5915 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
5918 2016-09-20 Tamar Christina <tamar.christina@arm.com>
5920 * config/aarch64/arm_neon.h
5921 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
5922 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
5923 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
5925 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5927 * config/var/vax.h (ELIMINABLE_REGS): Define.
5928 (INITIAL_ELIMINATION_OFFSET): Define.
5930 2016-09-20 Jakub Jelinek <jakub@redhat.com>
5933 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
5934 cast to void * if the cast is from some other pointer type.
5936 2016-09-20 Richard Biener <rguenther@suse.de>
5938 PR tree-optimization/77646
5939 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
5942 2016-09-20 Tamar Christina <tamar.christina@arm.com>
5944 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
5945 attributes to all inlined functions and make them extern.
5947 2016-09-20 Richard Biener <rguenther@suse.de>
5949 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
5951 * debug.c (do_nothing_debug_hooks): Adjust.
5952 * dbxout.c (dbx_debug_hooks): Likewise.
5953 * sdbout.c (sdb_debug_hooks): Likewise.
5954 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
5955 (dwarf2out_finish): Move producer, filename and
5957 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
5958 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
5960 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5963 * doc/invoke.texi: Document -Wint-in-bool-context.
5966 * dwarf2out.c (output_loc_operands): Fix an assertion.
5968 2016-09-19 Joseph Myers <joseph@codesourcery.com>
5970 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
5971 (CR_DECIMAL_DIG): New macro.
5973 2016-09-19 Joseph Myers <joseph@codesourcery.com>
5975 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
5978 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
5980 PR rtl-optimization/77416
5981 * lra-remat.c (operand_to_remat): Process hard coded insn
5984 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5986 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
5987 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
5989 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
5991 * target.def (lra_p): Wordsmithing.
5992 * doc/tm.texi: Regenerate.
5994 2016-09-19 Jakub Jelinek <jakub@redhat.com>
5995 Jan Hubicka <jh@suse.cz>
5998 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
5999 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
6000 Call ultimate_alias_target just once, not up to 4 times.
6002 2016-09-19 Richard Biener <rguenther@suse.de>
6004 * dwarf2out.c (early_dwarf_finished): New global.
6005 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
6007 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
6008 if called from LTO exit early.
6009 (dwarf2out_late_global_decl): When being during the early
6010 debug phase do not add locations but only const value attributes.
6011 Adjust the way we generate early DIEs for LTO.
6013 2016-09-19 Richard Biener <rguenther@suse.de>
6016 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
6017 proper niter to bound the loops.
6019 2016-09-19 Richard Biener <rguenther@suse.de>
6021 PR tree-optimization/77514
6022 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
6023 search for folded stmt.
6025 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
6027 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
6028 * tree-pass.h (make_pass_early_thread_jumps): Declare.
6029 * tree-ssa-threadbackward.c (fsm_find_thread_path,
6030 fsm_find_thread_path, profitable_jump_thread_path,
6031 fsm_find_control_statement_thread_paths,
6032 find_jump_threads_backwards): Add speed_p parameter.
6033 (pass_data_early_thread_jumps): New pass.
6034 (make_pass_early_thread_jumps): New function.
6036 2016-09-17 Andreas Schwab <schwab@suse.de>
6038 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
6039 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6041 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
6043 * recog.c (rest_of_handle_split_after_reload): Delete.
6044 (pass_split_after_reload::gate): New method.
6045 (pass_split_after_reload::execute): Call split_all_insns directly.
6047 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
6049 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
6050 parameters for functions taking long long arguments.
6052 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6055 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
6056 splat with truncate.
6058 2016-09-16 Jason Merrill <jason@redhat.com>
6060 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
6062 * hwint.c (exact_log2): Use pow2p_hwi.
6063 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
6064 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
6065 * builtins.c (get_object_alignment_2, get_object_alignment)
6066 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
6068 * calls.c (compute_argument_addresses, store_one_arg): Use
6070 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
6071 * combine.c (force_to_mode): Use least_bit_hwi.
6072 (contains_muldiv, find_split_point, combine_simplify_rtx)
6073 (simplify_if_then_else, simplify_set, force_to_mode)
6074 (if_then_else_cond, simplify_and_const_int_1)
6075 (simplify_compare_const): Use pow2p_hwi.
6076 * cse.c (fold_rtx): Use pow2p_hwi.
6077 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
6079 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
6080 (init_expmed_one_conv): Use pow2p_hwi.
6081 * expr.c (is_aligning_offset): Use pow2p_hwi.
6082 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
6083 (fold_binary_loc): Use pow2p_hwi.
6084 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
6085 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
6086 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
6087 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
6089 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
6090 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
6091 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
6092 * omp-low.c (oacc_loop_fixed_partitions)
6093 (oacc_loop_auto_partitions): Use least_bit_hwi.
6094 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
6095 * stor-layout.c (place_field): Use least_bit_hwi.
6096 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
6097 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
6098 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
6099 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
6100 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
6101 * tree-vect-data-refs.c (vect_analyze_group_access_1)
6102 (vect_grouped_store_supported, vect_grouped_load_supported)
6103 (vect_permute_load_chain, vect_shift_permute_load_chain)
6104 (vect_transform_grouped_load): Use pow2p_hwi.
6105 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
6106 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
6107 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
6109 * tsan.c (instrument_expr): Use least_bit_hwi.
6110 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
6112 2016-09-16 Andreas Schwab <schwab@suse.de>
6114 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
6116 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6118 2016-09-16 Jakub Jelinek <jakub@redhat.com>
6121 * combine.c (rest_of_handle_combine): If any edges have been purged,
6122 free dominators if available.
6124 2016-09-16 Jakub Jelinek <jakub@redhat.com>
6125 Eric Botcazou <ebotcazou@adacore.com>
6128 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
6129 through into expand_addsub_overflow after expand_neg_overflow.
6131 2016-09-15 David Malcolm <dmalcolm@redhat.com>
6133 * diagnostic-show-locus.c
6134 (selftest::test_fixit_insert_containing_newline): New function.
6135 (selftest::test_fixit_replace_containing_newline): New function.
6136 (selftest::diagnostic_show_locus_c_tests): Call the above.
6138 2016-09-15 Bin Cheng <bin.cheng@arm.com>
6140 PR tree-optimization/77503
6141 * tree-vect-loop.c (vectorizable_reduction): Record reduction
6142 code for CONST_COND_REDUCTION at analysis stage and use it at
6144 * tree-vectorizer.h (struct _stmt_vec_info): New field.
6145 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
6146 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
6149 2016-09-15 Richard Biener <rguenther@suse.de>
6152 * fold-const.c (split_tree): Do not split constant ~X.
6154 2016-09-15 Jakub Jelinek <jakub@redhat.com>
6156 PR rtl-optimization/77425
6157 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
6161 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
6162 use %qs instead of %s where desirable, use argument instead of arg in
6163 the diagnostic wording, add list of supported strategies and
6165 (ix86_option_override_internal): Emit target("m...") instead of
6166 option("m...") in the diagnostic. Use %qs instead of %s in invalid
6167 -march/-mtune option diagnostic. Add list of supported arches/tunings
6168 and spellcheck hint. Remove prefix, suffix and sw variables, use
6169 main_args_p ? "..." : "..." in diagnostics to make translation
6172 2016-09-15 Richard Biener <rguenther@suse.de>
6174 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
6175 extra offset argument.
6176 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
6177 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
6178 to reflect new offset parameter.
6179 * doc/tm.texi: Regenerate.
6180 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
6181 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
6183 (darwin_asm_output_dwarf_offset): Likewise.
6184 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
6186 (darwin_asm_output_dwarf_offset): Pass offset argument through.
6187 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
6188 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6190 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
6193 * ipa-icf.c (set_alias_uids): New function.
6194 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
6195 all the merged variable's referring aliases.
6197 2016-09-15 Richard Biener <rguenther@suse.de>
6199 PR tree-optimization/77514
6200 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
6201 only forced_stmts sequence.
6203 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
6205 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
6206 * cfgexpand.c (update_alias_info_with_stack_vars): Use
6207 FOR_EACH_SSA_NAME to iterate over SSA variables.
6208 (pass_expand::execute): Likewise.
6209 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
6210 * tree-cfg.c (dump_function_to_file): Likewise.
6211 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
6212 (update_ssa): Likewise.
6213 * tree-ssa-alias.c (dump_alias_info): Likewise.
6214 * tree-ssa-ccp.c (ccp_finalize): Likewise.
6215 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
6216 (create_outofssa_var_map): Likewise.
6217 (coalesce_ssa_name): Likewise.
6218 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
6219 * tree-ssa-pre.c (compute_avail): Likewise.
6220 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
6221 (scc_vn_restore_ssa_info): Likewise.
6222 (free_scc_vn): Likwise.
6223 (run_scc_vn): Likewise.
6224 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
6225 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
6226 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6227 * tree-ssa.c (verify_ssa): Likewise.
6229 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
6231 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
6232 and mips64r2 as default 32-bit and 64-bit architectures.
6233 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
6234 as default 32-bit and 64-bit architectures.
6236 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
6238 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
6241 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6243 * target.def (lra_p): Change commentary (for the manual) for the
6245 * doc/tm.texi: Regenerate.
6247 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6249 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
6250 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
6251 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
6252 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
6254 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6256 * targhooks.c (default_lra_p): Return true instead of false.
6258 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6260 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
6261 hook_bool_void_false.
6262 * config/avr/avr.c: Ditto.
6263 * config/bfin/bfin.c: Ditto.
6264 * config/c6x/c6x.c: Ditto.
6265 * config/cr16/cr16.c: Ditto.
6266 * config/cris/cris.c: Ditto.
6267 * config/epiphany/epiphany.c: Ditto.
6268 * config/fr30/fr30.c: Ditto.
6269 * config/frv/frv.c: Ditto.
6270 * config/h8300/h8300.c: Ditto.
6271 * config/ia64/ia64.c: Ditto.
6272 * config/iq2000/iq2000.c: Ditto.
6273 * config/lm32/lm32.c: Ditto.
6274 * config/m32c/m32c.c: Ditto.
6275 * config/m32r/m32r.c: Ditto.
6276 * config/m68k/m68k.c: Ditto.
6277 * config/mcore/mcore.c: Ditto.
6278 * config/microblaze/microblaze.c: Ditto.
6279 * config/mmix/mmix.c: Ditto.
6280 * config/mn10300/mn10300.c: Ditto.
6281 * config/moxie/moxie.c: Ditto.
6282 * config/msp430/msp430.c: Ditto.
6283 * config/nios2/nios2.c: Ditto.
6284 * config/nvptx/nvptx.c: Ditto.
6285 * config/pa/pa.c: Ditto.
6286 * config/pdp11/pdp11.c: Ditto.
6287 * config/rl78/rl78.c: Ditto.
6288 * config/sparc/sparc.c: Ditto.
6289 * config/spu/spu.c: Ditto.
6290 * config/stormy16/stormy16.c: Ditto.
6291 * config/tilegx/tilegx.c: Ditto.
6292 * config/tilepro/tilepro.c: Ditto.
6293 * config/v850/v850.c: Ditto.
6294 * config/vax/vax.c: Ditto.
6295 * config/visium/visium.c: Ditto.
6296 * config/xtensa/xtensa.c: Ditto.
6298 2016-09-14 Jakub Jelinek <jakub@redhat.com>
6301 * tsan.c: Include target.h.
6302 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
6303 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
6304 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
6305 BUILT_IN_ATOMIC_TEST_AND_SET entries.
6306 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
6308 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
6309 Martin Liska <mliska@suse.cz>
6312 * predict.c (force_edge_cold): Add braces to a condition.
6314 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
6316 PR rtl-optimization/77289
6317 * lra-constraints.c (get_final_hard_regno): Removed.
6318 (get_hard_regno): Add new parameter final_p.
6319 (get_reg_class): Directly call lra_get_elimination_hard_regno.
6320 (operands_match_p): Adjust call to get_hard_regno.
6321 (uses_hard_regs_p): Likewise.
6322 (process_alt_operands): Likewise.
6324 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
6327 * config/msp430/msp430.c (msp430_start_function): Emit an error
6328 if a function is both weak and specifies an interrupt number.
6330 2016-09-13 Jakub Jelinek <jakub@redhat.com>
6332 PR tree-optimization/77454
6333 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
6334 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
6337 2016-09-13 Tamar Christina <tamar.christina@arm.com>
6339 * config/aarch64/aarch64-builtins.c
6340 (aarch64_init_simd_builtins): Fix builtin type signature printing.
6342 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
6344 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
6345 SFmode and SCmode arguments by reference.
6347 2016-09-13 David Malcolm <dmalcolm@redhat.com>
6349 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
6351 (selftest::test_one_liner_fixit_insert_before): ...this, and update
6352 for renaming of add_fixit_insert to add_fixit_insert_before.
6353 (selftest::test_one_liner_fixit_insert_after): New function.
6354 (selftest::test_one_liner_fixit_validation_adhoc_locations):
6355 Update for renaming of add_fixit_insert to add_fixit_insert_before.
6356 (selftest::test_one_liner_many_fixits): Likewise.
6357 (selftest::test_diagnostic_show_locus_one_liner): Update for
6358 renaming, call new test function.
6359 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
6360 renaming of add_fixit_insert to add_fixit_insert_before.
6361 (selftest::test_fixit_consolidation): Likewise.
6362 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
6364 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
6365 (selftest::test_applying_fixits_insert_before): ...this.
6366 (selftest::test_applying_fixits_insert): Update for renaming of
6367 add_fixit_insert to add_fixit_insert_before.
6368 (selftest::test_applying_fixits_insert_after): New function.
6369 (selftest::test_applying_fixits_insert_after_at_line_end): New
6371 (selftest::test_applying_fixits_insert_after_failure): New function.
6372 (selftest::test_applying_fixits_multiple): Update for renaming of
6373 add_fixit_insert to add_fixit_insert_before.
6374 (selftest::change_line): Likewise.
6375 (selftest::test_applying_fixits_unreadable_file): Likewise.
6376 (selftest::test_applying_fixits_line_out_of_range): Likewise.
6377 (selftest::test_applying_fixits_column_validation): Likewise.
6378 (selftest::test_applying_fixits_column_validation): Likewise.
6379 (selftest::edit_context_c_tests): Update for renamed test function;
6380 call new test functions.
6382 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
6384 PR tree-optimization/77536
6385 PR rtl-optimization/68212
6386 * config/rs6000/rs6000.md (div->recip splitter): Remove
6387 optimize_insn_for_speed_p condition.
6389 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
6391 * optabs.c (prepare_cmp_insn): Update documentation comment.
6393 2016-09-13 Jakub Jelinek <jakub@redhat.com>
6394 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6397 * opts.h (candidates_list_and_hint): Declare.
6398 * opts-common.c (candidates_list_and_hint): New function.
6399 (cmdline_handle_error): Use it.
6401 2016-09-12 David Malcolm <dmalcolm@redhat.com>
6403 * edit-context.c (edited_line::get_len): New accessor.
6404 (edited_file::print_diff): Split out hunk-printing into...
6405 (edited_file::print_diff_hunk): New method.
6406 (edited_file::print_diff_line): New method.
6408 2016-09-12 Andrew Pinski <apinski@cavium.com>
6410 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
6412 * config/aarch64/aarch64.c (thunderx_tunings): Enable
6413 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
6414 (aarch64_operands_ok_for_ldpstp): Return false if
6415 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
6416 was SImode and the alignment is less than 8 byte.
6417 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
6419 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
6422 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
6424 2016-09-12 Marek Polacek <polacek@redhat.com>
6426 * doc/extend.texi: Use lowercase "boolean".
6427 * doc/invoke.texi: Likewise.
6428 * doc/md.texi: Likewise.
6429 * target.def: Likewise.
6430 * doc/tm.texi: Regenerated.
6432 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6435 * expmed.c (synth_mult): Delete duplicate mode check.
6437 2016-09-10 Tom de Vries <tom@codesourcery.com>
6440 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
6442 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
6443 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
6445 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
6447 PR rtl-optimization/77289
6448 * lra-constraints.c (get_final_hard_regno): Add support for non hard
6449 register numbers. Remove support for subregs.
6450 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
6451 (get_reg_class): Delete removed get_final_hard_regno() argument.
6452 (uses_hard_regs_p): Call get_final_hard_regno().
6454 2016-09-09 Martin Sebor <msebor@redhat.com>
6458 * pretty-print.c (pp_quoted_string): New function.
6459 (pp_format): Call it for %c and %s directives.
6461 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6463 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
6464 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
6465 INITIAL_ELIMINATION_OFFSET) : Update documentation.
6466 * target.def (frame_pointer_required, can_eliminate): Likewise.
6467 * doc/tm.texi: Regenerated.
6468 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
6470 * df-scan.c (df_hard_reg_init): Likewise.
6471 * ira.c (ira_setup_eliminable_regset): Likewise.
6472 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
6473 init_elim_table): Likewise.
6474 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
6475 set_initial_elim_offsets, update_eliminables,
6476 init_elim_table): Likewise.
6477 * rtlanal.c (get_initial_register_offset): Likewise.
6478 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
6479 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6480 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6481 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6482 * config/fr30/fr30.h: Fix comment.
6483 * config/frv/frv.c: Likewise.
6484 * config/frv/frv.h: Likewise.
6485 * config/ft32/ft32.h: Likewise.
6486 * config/visium/visium.h: Likewise.
6487 * config/pa/pa64-linux.h: Likewise.
6488 * config/v850/v850.h: Likewise.
6489 * config/cris/cris.c: Likewise.
6490 * config/ia64/ia64.h: Likewise.
6491 * config/moxie/moxie.h: Likewise.
6492 * config/m32r/m32r.h: Likewise.
6494 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
6497 * config.in: Regenerate.
6498 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
6500 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
6501 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
6502 static-libmpxwrappers case.
6503 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
6504 MPX_LD_AS_NEEDED_GUARD_POP.
6505 * configure: Regenerate.
6506 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
6507 defined if linker support "--push-state"/"--pop-state".
6509 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
6511 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
6513 2016-09-09 Joseph Myers <joseph@codesourcery.com>
6515 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
6516 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
6517 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
6518 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
6519 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
6520 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
6521 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
6523 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
6524 width macros from TS 18661-1.
6525 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
6527 2016-09-08 Jakub Jelinek <jakub@redhat.com>
6530 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
6531 OMP_CLAUSE_SAFELEN_EXPR.
6533 2016-09-07 David Malcolm <dmalcolm@redhat.com>
6535 * Makefile.in (OBJS): Add substring-locations.o.
6536 * langhooks-def.h (class substring_loc): New forward decl.
6537 (lhd_get_substring_location): New decl.
6538 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
6539 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
6540 * langhooks.c (lhd_get_substring_location): New function.
6541 * langhooks.h (class substring_loc): New forward decl.
6542 (struct lang_hooks): Add field get_substring_location.
6543 * substring-locations.c: New file, taking definition of
6544 format_warning_va and format_warning_at_substring from
6545 c-family/c-format.c, making them non-static.
6546 * substring-locations.h (class substring_loc): Move class here
6547 from c-family/c-common.h. Add and rewrite comments.
6548 (format_warning_va): New decl.
6549 (format_warning_at_substring): New decl.
6550 (get_source_location_for_substring): Add comment.
6552 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
6554 * config/i386/i386.c: Add 'U' suffix to processor feature bits
6555 to avoid -Wnarrowing warning.
6556 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
6557 * opts.c: Likewise for SANITIZER_OPT bitmasks.
6559 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
6561 * config/aarch64/aarch64.c (aarch64_legitimize_address):
6562 Avoid use of base_offset if offset already in range.
6564 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
6566 * config/sh/sh-protos.h (struct sh_atomic_model,
6567 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
6568 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
6569 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
6570 * config/sh/sh.h (struct sh_atomic_model,
6571 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
6572 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
6573 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
6574 Guard with __cplusplus.
6576 2016-09-06 Jakub Jelinek <jakub@redhat.com>
6579 * config/i386/i386.c (ix86_expand_builtin): For builtin with
6580 unsupported or unknown ISA, use expand_call.
6582 2016-09-06 Martin Liska <mliska@suse.cz>
6584 PR gcov-profile/77378
6585 PR gcov-profile/77466
6586 * tree-profile.c (tree_profiling): Detect whether target can use
6587 -fprofile-update=atomic.
6589 2016-09-06 Richard Biener <rguenther@suse.de>
6591 PR tree-optimization/77479
6592 * tree-vrp.c (update_value_range): Extend overflow handling to
6595 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6598 * config/i386/i386.md (isa): Add x64_avx512bw.
6599 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
6600 (kmov_isa): New mode attr.
6601 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
6602 (*zero_extend<mode>si2): Likewise.
6603 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
6605 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
6607 * doc/invoke.texi (SPU Options): nops -> NOPs.
6608 (x86 Options): Ditto.
6610 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6613 * toplev.c (process_options): Temporarily set input_location
6614 to UNKNOWN_LOCATION around targetm.target_option.override () call.
6616 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
6618 PR rtl-optimization/77452
6619 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
6620 inner-mode reference to a CONST_VECTOR constant in the constant pool.
6622 2016-09-05 Marek Polacek <polacek@redhat.com>
6625 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
6627 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6630 * gensupport.c (alter_output_for_subst_insn): Remove redundant
6631 *insn_out == '*' test. Don't copy unnecessary to yet another
6632 memory buffer, and don't leak it.
6634 PR rtl-optimization/77425
6635 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
6637 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
6639 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
6641 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6643 * common.opt (fdiagnostics-generate-patch): New option.
6644 * diagnostic.c: Include "edit-context.h".
6645 (diagnostic_initialize): Initialize context->edit_context_ptr.
6646 (diagnostic_finish): Delete context->edit_context_ptr.
6647 (diagnostic_report_diagnostic): Add fix-it hints from the
6648 diagnostic to context->edit_context_ptr, if any.
6649 * diagnostic.h (class edit_context): Add forward decl.
6650 (struct diagnostic_context): Add field "edit_context_ptr".
6651 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
6652 -fdiagnostics-generate-patch.
6653 (-fdiagnostics-generate-patch): New item.
6654 * toplev.c: Include "edit-context.h".
6655 (process_options): Set global_dc->edit_context_ptr to a new
6656 edit_context if the options need one.
6657 (toplev::main): Handle -fdiagnostics-generate-patch by using
6658 global_dc->edit_context_ptr.
6660 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6663 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
6664 map and firstprivate clauses on target construct for _Atomic
6666 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
6667 on target construct for _Atomic qualified decls.
6668 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
6670 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
6671 _Atomic qualified arguments not mentioned in uniform clause.
6673 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6675 * Makefile.in (OBJS-libcommon): Add edit-context.o.
6676 * diagnostic-color.c (color_dict): Add "diff-filename",
6677 "diff-hunk", "diff-delete", and "diff-insert".
6678 (parse_gcc_colors): Update default value of GCC_COLORS in comment
6679 to reflect above changes.
6680 * doc/invoke.texi (-fdiagnostics-color): Update description of
6681 default GCC_COLORS, and of the supported capabilities.
6682 * edit-context.c: New file.
6683 * edit-context.h: New file.
6684 * input.c (struct fcache): Add field "missing_trailing_newline".
6685 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
6687 (add_file_to_cache_tab): Likewise.
6688 (fcache::fcache): Likewise.
6689 (get_next_line): Update c->missing_trailing_newline.
6690 (location_missing_trailing_newline): New function.
6691 * input.h (location_missing_trailing_newline): New decl.
6692 * selftest-run-tests.c (selftest::run_tests): Call
6693 edit_context_c_tests.
6694 * selftest.h (edit_context_c_tests): New decl.
6696 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6697 Richard Biener <rguenth@suse.de>
6699 PR tree-optimization/77444
6700 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
6701 as steptype, remove redundant initialization.
6703 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6706 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
6707 (sanopt_optimize_walker): Optimize away
6708 __asan_before_dynamic_init (...) followed by
6709 __asan_after_dynamic_init () without intervening memory loads/stores.
6710 * ipa-pure-const.c (special_builtin_state): Handle
6711 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
6712 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
6714 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6716 * cfg.c (free_original_copy_tables): Replace second assignment of
6717 bb_copy = NULL by bb_original = NULL.
6719 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6722 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
6723 assignment added in r216794.
6725 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6727 * Makefile.in (OBJS): Add typed-splay-tree.o.
6728 * selftest-run-tests.c (selftest::run_tests): Call
6729 typed_splay_tree_c_tests.
6730 * selftest.h (typed_splay_tree_c_tests): New decl.
6731 * typed-splay-tree.c: New file.
6732 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
6733 (typed_splay_tree::max): New method.
6734 (typed_splay_tree::min): New method.
6735 (typed_splay_tree::foreach): New method.
6736 (typed_splay_tree::closure): New struct.
6737 (typed_splay_tree::inner_foreach_fn): New function.
6739 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6741 * ipa-cp.c (ipcp_store_bits_results): Change option name from
6742 -fipa-cp-bit to -fipa-bit-cp.
6744 2016-09-01 Martin Sebor <msebor@redhat.com>
6746 PR tree-optimization/71831
6747 * tree-object-size.h: Return bool instead of the size and add
6748 argument for the size.
6749 * tree-object-size.c (compute_object_offset): Update signature.
6750 (addr_object_size): Same.
6751 (compute_builtin_object_size): Return bool instead of the size
6752 and add argument for the size. Handle POINTER_PLUS_EXPR when
6753 optimization is disabled.
6754 (expr_object_size): Adjust.
6755 (plus_stmt_object_size): Adjust.
6756 (pass_object_sizes::execute): Adjust.
6757 * builtins.c (fold_builtin_object_size): Adjust.
6758 * doc/extend.texi (Object Size Checking): Update.
6759 * ubsan.c (instrument_object_size): Adjust.
6761 2016-09-01 Martin Sebor <msebor@redhat.com>
6763 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
6764 it fits the output of the formatted function regardless of its
6766 * genmodes.c (parser::parse_expr): Same.
6767 * gimplify.c (gimplify_asm_expr): Same.
6768 * passes.c (pass_manager::register_one_dump_file): Same.
6769 * print-tree.c (print_node): Same.
6771 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6773 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
6775 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6777 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
6779 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6781 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
6782 * config/rs6000/vector.md: Ditto.
6783 * config/rs6000/vsx.md: Ditto.
6785 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
6787 * ipa-inline-analysis.c (param_change_prob): Get to the base object
6790 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6792 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
6793 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
6794 *return_and_restore_gpregs_<mode>_r11,
6795 *return_and_restore_gpregs_<mode>_r12,
6796 *return_and_restore_gpregs_<mode>_r1,
6797 *return_and_restore_fpregs_<mode>_r11,
6798 *return_and_restore_fpregs_<mode>_r12,
6799 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
6800 directly instead of via the "l" constraint. Renumber operands.
6803 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6805 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
6806 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
6807 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
6808 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
6809 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
6810 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
6811 *call_value_nonlocal_darwin64, reload_macho_picbase,
6812 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
6813 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
6814 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
6815 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
6816 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
6817 *save_fpregs_<mode>_r1): Ditto.
6818 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
6819 *return_and_restore_gpregs_spe): Ditto.
6821 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6823 * config/rs6000/rs6000.md
6824 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
6825 the use of the link register.
6826 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
6828 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6829 Michael Meissner <meissner@linux.vnet.ibm.com>
6832 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
6833 reg+reg addressing for TImode.
6834 (rs6000_legitimate_address_p): Only allow register indirect
6835 addressing for TImode, even without TARGET_QUAD_MEMORY.
6837 2016-09-01 Richard Biener <rguenther@suse.de>
6840 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
6841 check whether the result fits the desired result type.
6843 2016-09-01 Nathan Sidwell <nathan@acm.org>
6845 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
6847 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
6849 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
6851 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
6853 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6855 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
6856 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
6857 for comparisons of integer ZERO_EXTEND against zero.
6859 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
6861 * config/i386/i386.c (ix86_option_override_internal): Also disable the
6862 STV pass if -mstackrealign is enabled.
6864 2016-08-31 Ilya Verbin <iverbin@gmail.com>
6866 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
6869 2016-08-31 David Malcolm <dmalcolm@redhat.com>
6871 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
6872 (layout_range::intersects_line_p): New method.
6873 (test_range_contains_point_for_single_point): Rename to...
6874 (test_layout_range_for_single_point): ...this, and add testing
6875 for layout_range::intersects_line_p.
6876 (test_range_contains_point_for_single_line): Rename to...
6877 (test_layout_range_for_single_line): ...this, and add testing
6878 for layout_range::intersects_line_p.
6879 (test_range_contains_point_for_multiple_lines): Rename to...
6880 (test_layout_range_for_multiple_lines): ...this, and add testing
6881 for layout_range::intersects_line_p.
6882 (layout::layout): Populate m_fixit_hints.
6883 (layout::get_expanded_location): Handle the case of a line-span
6885 (layout::validate_fixit_hint_p): New method.
6886 (get_line_span_for_fixit_hint): New function.
6887 (layout::calculate_line_spans): Add spans for fixit-hints.
6888 (layout::should_print_annotation_line_p): New method.
6889 (layout::print_any_fixits): Drop param "richloc", instead using
6890 validated fixits in m_fixit_hints. Add "const" to hint pointers.
6891 (diagnostic_show_locus): Avoid printing blank annotation lines.
6892 (selftest::test_diagnostic_context::test_diagnostic_context):
6893 Initialize show_column and start_span.
6894 (selftest::test_diagnostic_context::start_span_cb): New static
6896 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
6897 (selftest::diagnostic_show_locus_c_tests): Update for function
6898 renamings. Call test_diagnostic_show_locus_fixit_lines.
6900 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
6902 PR tree-optimization/73714
6903 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
6905 2016-08-31 David Malcolm <dmalcolm@redhat.com>
6907 * selftest.c: Move "namespace selftest {" to top of file,
6908 removing explicit "selftest::" qualifiers throughout.
6910 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
6912 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
6914 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
6915 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
6916 Replace builtin with vector extension.
6917 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
6919 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
6920 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
6921 Replace builtin with vector extension.
6922 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
6923 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
6924 Replace builtin with vector extension.
6925 * config/i386/xmmintrin.h (__m128_u): New type.
6926 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
6927 (_mm_load_ps, _mm_store_ps): Simplify.
6929 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
6931 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
6933 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6935 * diagnostic-show-locus.c (colorizer::begin_state): Support more
6936 than 3 ranges per diagnostic by alternating between color 1 and
6938 (layout::layout): Replace use of rich_location::MAX_RANGES
6939 with richloc->get_num_locations ().
6940 (layout::calculate_line_spans): Replace use of
6941 rich_location::MAX_RANGES with m_layout_ranges.length ().
6942 (layout::print_annotation_line): Handle arbitrary numbers of
6943 ranges in caret-printing by defaulting to '^'.
6944 (selftest::test_one_liner_many_fixits): New function.
6945 (test_diagnostic_show_locus_one_liner): Call it.
6946 * diagnostic.c (diagnostic_initialize): Update for renaming
6947 of rich_location::MAX_RANGES to
6948 rich_location::STATICALLY_ALLOCATED_RANGES.
6949 * diagnostic.h (struct diagnostic_context): Likewise.
6951 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6953 * selftest.c (selftest::named_temp_file::named_temp_file): New
6955 (selftest::temp_source_file::~temp_source_file): Move to...
6956 (selftest::named_temp_file::~named_temp_file): ...here.
6957 (selftest::test_named_temp_file): New function.
6958 (selftest::selftest_c_tests): Call test_named_temp_file.
6959 * selftest.h (class named_temp_file): New class.
6960 (class temp_source_file): Convert to a subclass of named_temp_file.
6962 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
6964 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
6965 USEs of LR_REGNO in returns and sibcalls.
6966 (rs6000_output_mi_thunk): Similar.
6967 (rs6000_sibcall_aix): Similar.
6968 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
6969 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
6970 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
6971 Remove the USE of LR_REGNO from the patterns as well. Delete an
6973 (return_internal_<mode>): Delete.
6975 2016-08-30 Tamar Christina <tamar.christina@arm.com>
6977 * config/aarch64/aarch64-simd.md
6978 (aarch64_ld2<mode>_dreg_le): New.
6979 (aarch64_ld2<mode>_dreg_be): New.
6980 (aarch64_ld2<mode>_dreg): Removed.
6981 (aarch64_ld3<mode>_dreg_le): New.
6982 (aarch64_ld3<mode>_dreg_be): New.
6983 (aarch64_ld3<mode>_dreg): Removed.
6984 (aarch64_ld4<mode>_dreg_le): New.
6985 (aarch64_ld4<mode>_dreg_be): New.
6986 (aarch64_ld4<mode>_dreg): Removed.
6987 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
6989 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6991 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
6992 redundant location param.
6993 (test_one_liner_fixit_remove): Likewise.
6994 (test_one_liner_fixit_replace): Likewise.
6995 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
6996 * gcc-rich-location.c
6997 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
6998 get_range_from_loc. Drop overload taking a const char *.
6999 * gcc-rich-location.h
7000 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
7003 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
7005 * config/linux.c (linux_libc_has_function): Return true on musl.
7007 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
7009 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
7011 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
7013 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
7014 used for abnormal egdes.
7016 2016-08-30 Jakub Jelinek <jakub@redhat.com>
7018 PR tree-optimization/72866
7019 * tree-vect-patterns.c (search_type_for_mask): Turn into
7020 a small wrapper, move all code to ...
7021 (search_type_for_mask_1): ... this new function. Add caching
7022 and adjust recursive calls.
7025 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
7026 instead of lookup_type_die (type_main_variant (type)) even for array
7030 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
7031 constant pool reference return x instead of c.
7033 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
7035 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
7038 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7041 (selftest::test_make_location_nonpure_range_endpoints): Fix
7044 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7046 * diagnostic-show-locus.c
7047 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
7049 (selftest::test_diagnostic_show_locus_one_liner): Call it.
7050 * input.c (get_pure_location): Move to libcpp/line-map.c.
7051 * input.h (get_pure_location): Convert decl to an inline function
7052 calling implementation in libcpp.
7054 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
7057 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
7058 template for intel asm dialect.
7059 (vec_set_hi_<mode><mask_name>): Ditto.
7061 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7063 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
7064 (selftest::fail_formatted): Likewise.
7066 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7068 * input.c (make_location): Call get_start and get_finish
7069 on the endpoints to avoid storing packed ranges or ad-hoc
7071 (selftest::test_make_location_nonpure_range_endpoints): New function.
7072 (selftest::input_c_tests): Call it.
7073 * input.h (get_start): New inline function.
7075 2016-08-29 Tom de Vries <tom@codesourcery.com>
7078 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
7081 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
7083 * Makefile.in (gcov-iov.h): Add dummy recipe.
7085 2016-08-29 Nathan Sidwell <nathan@acm.org>
7087 * config/nvptx/nvptx.c: #include tree-vrp.h.
7089 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
7092 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
7093 HIGH+LO construct during reload.
7095 2016-08-28 Tom de Vries <tom@codesourcery.com>
7098 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
7099 'sysv_abi va_list' attribute.
7100 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
7101 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
7104 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7106 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
7107 * emit-rtl.c (unshare_all_rtl_1): Adjust.
7108 (unshare_all_rtl_again): Likewise.
7109 * function.c (assign_stack_local_1): Likewise.
7110 (assign_stack_temp_for_type): Likewise.
7112 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7114 * cfgbuild.c (make_edges): Adjust.
7115 * cfgrtl.c (can_delete_label_p): Likewise.
7116 * dwarf2cfi.c (create_trace_edges): Likewise.
7117 * except.c (sjlj_emit_dispatch_table): Likewise.
7118 * function.h (struct expr_status): make x_forced_labels a vector.
7119 * jump.c (rebuild_jump_labels_1): Adjust.
7120 * reload1.c (set_initial_label_offsets): Likewise.
7121 * stmt.c (force_label_rtx): Likewise.
7122 (expand_label): Likewise.
7124 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7126 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
7128 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
7130 PR tree-optimization/71077
7131 PR tree-optimization/68542
7132 * fold-const.c (fold_relational_const): Fix folding of
7133 VECTOR_CST comparisons that have a scalar boolean result type.
7134 (selftest::test_vector_folding): New static function.
7135 (selftest::fold_const_c_tests): Call it.
7137 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7139 * doc/extend.texi (SPU Built-in Functions): Remove stale
7140 references to material formerly at IBM and Sony.
7142 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
7145 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
7147 2016-08-26 David Malcolm <dmalcolm@redhat.com>
7149 * diagnostic-show-locus.c
7150 (selftest::test_fixit_consolidation): New function.
7151 (selftest::diagnostic_show_locus_c_tests): Call it.
7152 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
7153 constructor based on source_range.
7155 2016-08-26 David Malcolm <dmalcolm@redhat.com>
7157 * diagnostic-color.c (color_dict): Add "fixit-insert" and
7159 (parse_gcc_colors): Update description of default GCC_COLORS.
7160 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
7161 (colorizer::set_fixit_insert): New method.
7162 (colorizer::set_fixit_delete): New method.
7163 (colorizer::get_color_by_name): New method.
7164 (colorizer::STATE_FIXIT_INSERT): New constant.
7165 (colorizer::STATE_FIXIT_DELETE): New constant.
7166 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
7167 fields in favor of new field "m_stop_color". Add fields
7168 "m_fixit_insert" and "m_fixit_delete".
7169 (colorizer::colorizer): Update for above changes. Replace
7170 colorize_start calls with calls to get_color_by_name.
7171 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
7172 STATE_FIXIT_DELETE. Update for field renamings.
7173 (colorizer::finish_state): Simplify by using m_stop_color,
7174 rather than multiple identical "*_ce" fields.
7175 (colorizer::get_color_by_name): New method.
7176 (layout::print_any_fixits): Print insertions and replacements
7177 using the "fixit-insert" color, and deletions using the
7178 "fixit-delete" color.
7179 * doc/invoke.texi (-fdiagnostics-color): Update description of
7180 default GCC_COLORS, and of the supported capabilities.
7182 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
7184 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
7185 current_function_static_stack_size variable with the static
7186 stack frame size of the current function when
7187 flag_stack_usage_info is enabled.
7189 2016-08-26 Nathan Sidwell <nathan@acm.org>
7191 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
7192 assignment inside if condition.
7194 2016-08-26 Richard Biener <rguenther@suse.de>
7196 PR tree-optimization/69047
7197 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
7198 extracts similar to what FRE does.
7199 (non_rewritable_mem_ref_base): Likewise.
7201 2016-08-26 Joseph Myers <joseph@codesourcery.com>
7203 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
7204 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7205 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7206 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7207 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
7209 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7210 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7211 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7212 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
7213 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7215 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7218 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
7219 reservation duration to 15 cycles.
7220 (cortex_a8_vfp_macs): Likewise.
7221 (cortex_a8_vfp_macd): Likewise.
7222 (cortex_a8_vfp_divs): Likewise.
7223 (cortex_a8_vfp_divd): Likewise.
7225 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7227 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
7228 (aarch_macro_fusion_pair_p): Use above to avoid early return.
7230 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7231 Martin Jambhor <mjambor@suse.cz>
7233 * common.opt: New option -fipa-bit-cp.
7234 * doc/invoke.texi: Document -fipa-bit-cp.
7235 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
7236 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
7237 * tree-ssa-ccp.h: New header file.
7238 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
7239 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
7240 Replace all occurences of tree parameter by two new params: signop, int.
7241 (bit_value_unop_1): Change to bit_value_unop and export it.
7242 Replace all occurences of tree parameter by two new params: signop,
7244 (bit_value_binop): Change call from bit_value_binop_1 to
7246 (bit_value_assume_aligned): Likewise.
7247 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
7248 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
7250 (ccp_finalize): Skip processing if val->mask == 0.
7251 * ipa-cp.c: Include tree-ssa-ccp.h
7252 (ipcp_bits_lattice): New class.
7253 (ipcp_param_lattice (bits_lattice): New member.
7254 (print_all_lattices): Call ipcp_bits_lattice::print.
7255 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
7256 (initialize_node_lattices): Likewise.
7257 (propagate_bits_accross_jump_function): New function.
7258 (propagate_constants_accross_call): Call
7259 propagate_bits_accross_jump_function.
7260 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
7261 (ipcp_store_bits_results): New function.
7262 (ipcp_driver): Call ipcp_store_bits_results.
7263 * ipa-prop.h (ipa_bits): New struct.
7264 (ipa_jump_func): Add new member bits of type ipa_bits.
7265 (ipa_param_descriptor): Change decl to decl_or_type.
7266 (ipa_get_param): Change decl to decl_or_type and assert on
7268 (ipa_get_type): New function.
7269 (ipcp_transformation_summary): New member bits.
7270 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
7271 (ipa_populate_param_decls): Likewise.
7272 (ipa_dump_param): Likewise.
7273 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
7275 (ipa_set_jf_unknown): Set ipa_bits::known to false.
7276 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
7278 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
7279 (ipa_write_jump_function): Add streaming for ipa_bits.
7280 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
7281 (write_ipcp_transformation_info): Add streaming for ipa_bits
7283 (read_ipcp_transfomration_info): Add support for reading streamed
7285 (ipcp_update_bits): New function.
7286 (ipcp_transform_function): Call ipcp_update_bits.
7288 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
7290 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
7291 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
7293 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
7295 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
7297 2016-08-25 Richard Biener <rguenther@suse.de>
7299 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
7300 Only add locations in late dwarf.
7301 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
7302 (dwarf2out_early_finish): But do it here.
7304 2016-08-24 Michael Collison <michael.collison@linaro.org>
7305 Michael Collison <michael.collison@arm.com>
7307 * config/arm/arm-modes.def: Add new condition code mode CC_V
7308 to represent the overflow bit.
7309 * config/arm/arm.c (maybe_get_arm_condition_code):
7310 Add support for CC_Vmode.
7311 (arm_gen_unlikely_cbranch): New function to generate common
7312 rtl conditional branches for overflow patterns.
7313 * config/arm/arm-protos.h: Add prototype for
7314 arm_gen_unlikely_cbranch.
7315 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
7316 addsi3_compareV_upper): New patterns to support signed
7317 builtin overflow add operations.
7318 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
7319 New patterns to support unsigned builtin add overflow operations.
7320 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
7321 builtin overflow subtract operations,
7322 (usubv<mode>4): New patterns to support unsigned builtin subtract
7323 overflow operations.
7324 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
7325 to support builtin overflow negate operations.
7327 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7330 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7332 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7333 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7336 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
7338 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
7339 MULTILIB_OPTIONS should be used. Small wording fixes.
7340 * genmultilib: Memorize set of all option combinations in
7341 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
7342 found in MULTILIB_OPTIONS by checking if option set is listed in
7343 combination_space. Output new and existing error message to stderr.
7345 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
7347 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
7348 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
7349 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
7350 (MULTILIB_REUSE): Remove reuse rules for option set including
7351 -mfpu=fp-armv8 and -mfpu=vfpv4
7353 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
7355 * config/arm/t-rtems: Add vfp multilib.
7357 2016-08-23 Ian Lance Taylor <iant@golang.org>
7359 * config/s390/s390.c (s390_asm_file_start): Call
7362 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7364 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
7365 initialization of all 0's to the 0 constant, instead of directly
7366 generating XOR. Add support for V4SImode vector initialization on
7367 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
7368 initialization. Change variables used in V4SFmode vector
7369 intialization. For V4SFmode vector splat on ISA 3.0, make sure
7370 any memory addresses are in index form. Add support for using
7371 VSPLTH/VSPLTB to initialize vector short and vector char vectors
7372 with all of the same element.
7373 (regno_or_subregno): New helper function to return a register
7374 number for either REG or SUBREG.
7375 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
7376 Use regno_or_subregno where possible.
7377 (rs6000_split_v4si_init_di_reg): New helper function to build up a
7378 DImode value from two SImode values in order to generate V4SImode
7379 vector initialization on 64-bit systems with direct move.
7380 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
7382 (rtx_is_swappable_p): V4SImode vector initialization insn is not
7384 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
7386 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
7387 attributes to initialize V8HImode and V16QImode vectors with the
7389 (VSX_SPLAT_COUNT): Likewise.
7390 (VSX_SPLAT_SUFFIX): Likewise.
7391 (UNSPEC_VSX_VEC_INIT): New unspec.
7392 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
7393 Allow SFmode values to come from Altivec registers.
7394 (vsx_init_v4si): New insn/split for V4SImode vector initialization
7395 on 64-bit systems with direct move.
7396 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
7397 vector initializations, to allow V4SImode vector initializations
7398 on 64-bit systems with direct move.
7399 (vsx_splat_v4si): Likewise.
7400 (vsx_splat_v4si_di): Likewise.
7401 (vsx_splat_v4sf): Likewise.
7402 (vsx_splat_v4sf_internal): Likewise.
7403 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
7405 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
7406 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
7407 initializing V8HImode and V16QImode vectors with the same
7409 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
7410 optimization if -maltivec=be.
7412 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
7414 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
7415 attribute for alternatives 3 and 4.
7417 2016-08-23 David Malcolm <dmalcolm@redhat.com>
7419 * selftest.c (selftest::assert_str_contains): New function.
7420 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
7421 * selftest.h (selftest::assert_str_contains): New decl.
7422 (ASSERT_STR_CONTAINS): New macro.
7424 2016-08-23 Richard Biener <rguenther@suse.de>
7426 PR tree-optimization/77286
7427 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
7429 (vect_transform_loop): Split exit edges of loop and scalar
7430 loop if required and at the appropriate time.
7432 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7434 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7435 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7437 Correct a typo in a comment.
7439 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7441 * config/s390/s390.md ("*andc_split"): New splitter for and with
7444 2016-08-23 Richard Biener <rguenther@suse.de>
7446 PR tree-optimization/27336
7447 * tree-vrp.c (infer_value_range): Handle stmts that can throw
7448 by looking for a non-EH edge.
7449 (process_assert_insertions_for): Likewise.
7451 2016-08-23 Richard Biener <rguenther@suse.de>
7454 * statistics.c (statistics_counter_event): Robustify against
7457 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7459 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
7460 for targets amdfam10 and barcelona.
7462 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
7464 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
7465 (zero_extend<mode>di2): Ditto.
7466 (*zero_extend<mode>si2): Ditto.
7467 (*zero_extendqihi2): Ditto.
7469 2016-08-22 Joseph Myers <joseph@codesourcery.com>
7472 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
7473 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
7475 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
7477 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
7478 identical consecutive elements.
7479 [SSA_NAME]: Print the name's def stmt on its own line. When printing
7480 the node's def stmt, avoid printing an unwanted trailing newline by
7481 replacing the call to print_gimple_stmt() with its inlined body and
7482 adjusting it to not set pp_needs_newline and to call pp_flush()
7483 instead of pp_newline_and_flush().
7485 2016-08-22 Joseph Myers <joseph@codesourcery.com>
7487 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
7488 (float32_type_node, float64_type_node, float32x_type_node)
7489 (float128x_type_node): New macros.
7490 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
7491 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
7492 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
7493 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
7494 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
7495 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
7496 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
7497 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
7498 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
7499 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
7500 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
7501 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
7502 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
7503 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
7504 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
7505 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
7506 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
7507 (copysign, fabs, huge_val, inf, nan, nans): Use it.
7508 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
7510 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
7511 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
7512 * doc/extend.texi (Other Builtins): Document these built-in
7514 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
7517 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
7519 * doc/install.texi (Binaries): www.opencsw.org now uses https.
7521 2016-08-22 Richard Biener <rguenther@suse.de>
7523 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
7525 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
7528 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
7529 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
7530 non-SSE2 athlons only, otherwise prefer SSE prefetches.
7532 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7534 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
7535 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
7536 (vrp_visit_switch_stmt): Likewise.
7537 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
7538 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
7539 (vrp_visit_stmt): Use extract_range_from_stmt.
7540 (vrp_visit_phi_node): Use extract_range_from_phi_node.
7542 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7544 * Makefile.in: Add tree-vrp.h to GTFILES.
7545 * gengtype.c (open_base_files): Add tree-vrp.h.
7546 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
7547 * builtins.c: Likewise.
7548 * fold-const.c: Likewise.
7549 * gimple-builder.c: Likewise.
7550 * gimple-laddress.c: Likewise.
7551 * hsa-gen.c: Likewise.
7552 * internal-fn.c: Likewise.
7554 * targhooks.c: Liewise,
7555 * tree-ssa-address.c: Likewise.
7556 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
7557 * tree-vrp.c (struct value_range): Move to tree-vrp.h
7558 * tree-vrp.h: New file.
7560 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7562 PR tree-optimization/61839
7563 * tree-vrp.c (two_valued_val_range_p): New.
7564 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
7565 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
7566 Also Convert VAR BINOP CST where VAR is two-valued to
7567 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
7569 2016-08-19 David Malcolm <dmalcolm@redhat.com>
7571 * diagnostic-show-locus.c
7572 (layout::annotation_line_showed_range_p): New method.
7573 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
7574 Reimplement case fixit_hint::REPLACE to cover removals, and
7575 replacements where the range of the replacement isn't one
7576 of the ranges in the rich_location.
7577 (test_one_liner_fixit_replace): Likewise.
7578 (selftest::test_one_liner_fixit_replace_non_equal_range): New
7580 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
7582 (selftest::test_diagnostic_show_locus_one_liner): Call the new
7584 * diagnostic.c (print_parseable_fixits): Remove case
7587 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
7590 * config/i386/i386.c (ix86_option_override_internal): Remove
7591 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
7592 Enable SSE prefetch also for TARGET_PREFETCHWT1.
7593 Do not try to enable TARGET_PRFCHW ISA flag here.
7594 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
7595 Rewrite expander function body.
7596 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
7598 2016-08-19 Joseph Myers <joseph@codesourcery.com>
7601 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
7602 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
7603 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
7604 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
7605 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
7606 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
7607 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
7608 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
7609 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
7611 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
7613 (struct floatn_type_info): New structure type.
7614 (floatn_nx_types): New variable declaration.
7615 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
7616 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
7617 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
7618 * tree.c (floatn_nx_types): New variable.
7619 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
7620 corresponding complex types.
7621 * target.def (floatn_mode): New hook.
7622 * targhooks.c: Include "real.h".
7623 (default_floatn_mode): New function.
7624 * targhooks.h (default_floatn_mode): New prototype.
7625 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
7627 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
7628 effective-target and dg-add-options keywords.
7629 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
7630 Document new effective-target keywords.
7631 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
7632 * doc/tm.texi: Regenerate.
7633 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
7634 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
7635 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
7637 * real.h (struct real_format): Add field ieee_bits.
7638 * real.c (ieee_single_format, mips_single_format)
7639 (motorola_single_format, spu_single_format, ieee_double_format)
7640 (mips_double_format, motorola_double_format)
7641 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
7642 (ieee_extended_intel_128_format)
7643 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
7644 (mips_extended_format, ieee_quad_format, mips_quad_format)
7645 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
7646 (decimal_double_format, decimal_quad_format, ieee_half_format)
7647 (arm_half_format, real_internal_format: Initialize ieee_bits
7649 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
7650 float128_type_node. Set float80_type_node to float64x_type_node
7651 if appropriate and long_double_type_node not appropriate.
7652 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
7653 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
7654 Initialize ieee_bits field.
7655 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
7656 (rs6000_init_builtins): Set ieee128_float_type_node to
7658 (rs6000_floatn_mode): New function.
7660 2016-08-19 Jakub Jelinek <jakub@redhat.com>
7662 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7663 _rdseed64_step): Uglify argument names and/or local variable names
7664 in inline functions.
7665 * config/i386/rtmintrin.h (_xabort): Likewise.
7666 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
7667 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
7668 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
7669 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
7670 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
7671 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
7672 _mm_maskz_ternarylogic_epi32): Likewise.
7673 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
7674 __lwpins32, __lwpins64): Likewise.
7675 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
7676 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
7677 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
7678 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
7679 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
7680 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
7681 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
7682 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
7683 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
7684 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
7685 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
7686 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
7687 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
7688 _mm256_mask_i64gather_epi32): Likewise.
7689 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7690 * config/i386/ia32intrin.h (__writeeflags): Likewise.
7691 * config/i386/pkuintrin.h (_wrpkru): Likewise.
7692 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
7693 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
7694 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
7695 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
7696 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
7697 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
7698 _mm512_mask_prefetch_i64scatter_ps): Likewise.
7699 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7700 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
7701 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
7702 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
7703 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
7704 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
7705 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
7706 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
7708 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
7710 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
7711 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
7713 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
7714 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
7716 (_rdpkru_u32): Add space after function name.
7718 * config/i386/t-i386 (i386-c.o): Don't depend on
7719 i386-builtin-types.inc.
7720 (i386.o): Depend on i386-builtin-types.inc.
7722 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
7725 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
7726 Use const_vec_duplicate to check for duplicated elements.
7728 2016-08-19 Richard Biener <rguenther@suse.de>
7730 PR tree-optimization/77290
7731 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7732 Fix flag_tree_parallelize_loops check.
7734 2016-08-19 Richard Biener <rguenther@suse.de>
7736 * match.pd (x | 0 -> x): Add.
7738 2016-08-19 Richard Biener <rguenther@suse.de>
7740 PR tree-optimization/77286
7741 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
7742 Deal with virtual PHIs being out-of-order.
7744 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7746 * doc/invoke.texi (fverbose-asm): Note that source code lines
7747 are emitted, and provide an example.
7748 * final.c (asm_show_source): New function.
7749 (final_scan_insn): Call asm_show_source.
7751 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7753 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
7754 param with diagnostic_kind.
7755 (class colorizer): Similarly replace field m_diagnostic with
7757 (colorizer::colorizer): Replace diagnostic
7758 param with diagnostic_kind.
7759 (colorizer::begin_state): Update for above field change.
7760 (layout::layout): Replace diagnostic param with rich_location *
7761 and diagnostic_kind.
7762 (diagnostic_show_locus): Replace diagnostic param with richloc
7763 and diagnostic_kind.
7764 (class selftest::test_diagnostic_context): New class.
7765 (selftest::test_diagnostic_show_locus_unknown_location): New
7767 (selftest::test_one_liner_simple_caret): New function.
7768 (selftest::test_one_liner_caret_and_range): New function.
7769 (selftest::test_one_liner_multiple_carets_and_ranges): New
7771 (selftest::test_one_liner_fixit_remove): New function.
7772 (selftest::test_one_liner_fixit_replace): New function.
7773 (selftest::test_diagnostic_show_locus_one_liner): New function.
7774 (selftest::diagnostic_show_locus_c_tests): Call the new test
7776 * diagnostic.c (diagnostic_initialize): Initialize
7777 colorize_source_p, show_ruler_p and parseable_fixits_p.
7778 (default_diagnostic_finalizer): Update for change to
7779 diagnostic_show_locus.
7780 (diagnostic_append_note): Likewise.
7781 * diagnostic.h (diagnostic_show_locus): Replace
7782 const diagnostic_info * param with location * and diagnostic_t.
7784 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7786 * input.c (saved_line_table): New global.
7787 (class selftest::temp_line_table): Rename to line_table_test and
7788 move declaration to selftest.h, and drop field m_old_line_table.
7789 (selftest::temp_line_table::temp_line_table): Rename ctor to...
7790 (selftest::line_table_test::line_table_test): ...this. Add a
7791 default ctor. Store current value of line_table within
7793 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
7794 (selftest::line_table_test::~line_table_test): ...this, and
7795 restore line_table from the saved_line_table, rather than
7797 (selftest::test_accessing_ordinary_linemaps): Update for above
7799 (selftest::test_lexer): Likewise.
7800 (struct selftest::lexer_test): Likewise.
7801 (selftest::lexer_test::lexer_test): Likewise.
7802 (selftest::input_c_tests): Move the looping over test cases from
7804 (selftest::for_each_line_table_case): New function.
7805 * input.h (saved_line_table): New decl.
7806 * selftest.h (struct selftest::line_table_case): New forward decl.
7807 (class selftest::line_table_test): New class, moved here from
7808 selftest::temp_line_table in input.c, and renamed.
7809 (selftest::for_each_line_table_case): New decl.
7811 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
7814 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
7816 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
7819 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
7820 enclosing parallel construct for reduction variables on OpenACC loop
7823 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
7825 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
7826 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
7828 (function_to_dwarf_procedure): Update comment.
7830 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7832 * input.c (diagnostics_file_cache_forcibly_evict_file): New
7834 * input.h (diagnostics_file_cache_forcibly_evict_file): New
7836 * selftest.c (selftest::temp_source_file::~temp_source_file):
7837 Evict m_filename from the diagnostic file cache.
7839 2016-08-18 Richard Biener <rguenther@suse.de>
7841 * tree-pass.h (make_pass_materialize_all_clones): Declare.
7842 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
7843 make_pass_materialize_all_clones): New simple IPA pass encapsulating
7844 clone materialization.
7845 * passes.def (all_late_ipa_passes): Start with
7846 pass_materialize_all_clones.
7847 * cgraphunit.c (symbol_table::compile): Remove call to
7848 materialize_all_clones.
7849 * tree-into-ssa.c: Include statistics.h.
7850 (update_ssa): Count number of times we do incremental/rewrite
7853 2016-08-18 Richard Biener <rguenther@suse.de>
7855 PR tree-optimization/77282
7856 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7857 When doing auto-parallelizing also prevent use of PHIs that
7858 carry dependences across loop backedges.
7860 2016-08-18 Tamar Christina <tamar.christina@arm.com>
7861 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7863 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
7865 2016-08-18 Richard Biener <rguenther@suse.de>
7867 * ssa-iterators.h (ssa_vuse_operand): New inline.
7868 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
7869 (predicate_all_scalar_phis): Use remove_phi_node to remove
7870 phi nodes predicated. Delay removing virtual PHIs.
7871 (predicate_mem_writes): Update virtual operands.
7872 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
7873 (tree_if_conversion): Do not rewrite virtual SSA form.
7874 * tree-phinodes.c (release_phi_node): Make static.
7875 * tree-phinodes.h (release_phi_node): Remove.
7877 2016-08-18 Jakub Jelinek <jakub@redhat.com>
7879 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
7880 codes that appear in bdesc_* arrays, instead include i386-builtin.def
7881 twice to define those.
7882 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
7883 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
7884 bdesc_multi_arg): Define by including i386-builtin.def the third time.
7885 * config/i386/i386-builtin.def: New file.
7887 2016-08-17 David Malcolm <dmalcolm@redhat.com>
7889 * input.c (get_source_range_for_char): Rename to...
7890 (selftest::get_source_range_for_char): ...this, and move within
7891 the #if CHECKING_P guard.
7892 (get_num_source_ranges_for_substring): Rename to...
7893 (selftest::get_num_source_ranges_for_substring): ...this, move
7894 within the #if CHECKING_P guard, and make static.
7895 (selftest::assert_num_substring_ranges): Initialize
7898 2016-08-18 Alan Modra <amodra@gmail.com>
7900 PR rtl-optimization/72771
7901 * reload.c (find_reloads): Don't assume that a subreg mem is OK
7902 when find_reloads_toplev returns address_reloaded==-1.
7903 (alternative_allows_const_pool_ref): Update comment.
7905 2015-08-17 Alan Hayward <alan.hayward@arm.com>
7907 PR tree-optimization/71752
7908 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
7909 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
7911 2016-08-17 Jakub Jelinek <jakub@redhat.com>
7913 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
7914 instead of testing ECF_NORETURN bit in gimple_call_flags.
7915 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
7916 * predict.c (tree_bb_level_predictions): Likewise.
7917 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
7920 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
7921 turning a call into __builtin_unreachable-like noreturn call, adjust
7922 gimple_call_set_fntype.
7923 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
7924 gimple_call_fntype has void return type.
7926 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
7928 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
7929 maybe_lookup_decl, to handle nested acc loop directives.
7931 2016-08-17 Richard Biener <rguenther@suse.de>
7933 PR tree-optimization/76490
7934 * tree-vrp.c (update_value_range): Preserve overflow infinities
7935 when intersecting with ranges from get_range_info.
7936 (operand_less_p): Handle overflow infinities correctly.
7937 (value_range_constant_singleton): Use vrp_operand_equal_p
7938 to handle overflow max/min correctly.
7939 (vrp_valueize): Likewise.
7940 (union_ranges): Likewise.
7941 (intersect_ranges): Likewise.
7942 (vrp_visit_phi_node): Improve iteration limitation to only
7943 apply when we'll possibly re-visit the PHI via a changed argument
7946 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
7948 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
7949 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
7950 rather than those that should not be built.
7952 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
7955 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
7957 2016-08-17 Richard Biener <rguenther@suse.de>
7959 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
7960 (verify_vssa): New function verifying virtual SSA form.
7961 (verify_ssa): Call it.
7962 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
7963 Do not apply loop-closed SSA handling to virtuals.
7964 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
7965 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
7966 when rewriting their symbol.
7967 (prepare_def_site_for): Likewise.
7968 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
7969 operands of moved stmts.
7971 2016-08-17 Richard Biener <rguenther@suse.de>
7973 PR tree-optimization/23855
7974 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
7975 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
7976 find guards to hoist. Do not update SSA form but rewrite virtuals
7977 into loop closed SSA.
7978 (find_loop_guard): Adjust to skip already hoisted guards. Do
7979 not mark virtuals for renaming or update SSA form.
7981 2016-08-17 Martin Liska <mliska@suse.cz>
7983 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
7984 a LONG_LONG_TYPE_SIZE comparison.
7985 * gcov-io.h: Remove macro definitions.
7986 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
7987 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
7990 2016-08-16 Jakub Jelinek <jakub@redhat.com>
7992 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
7993 that builtins not mentioned in bdesc_* arrays come first, then
7994 the ones mentioned in bdesc_* arrays in the order they appear in
7995 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
7996 IX86_BUILTIN__BDESC_*_LAST enumerator.
7997 (bdesc_mpx): Fix up a comment typo.
7998 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
7999 __builtin_ia32_vpcomneu[bwdq] builtins.
8000 (BDESC_VERIFY, BDESC_VERIFYS): Define.
8001 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
8002 enum ix86_builtins ordering.
8003 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
8004 for direct bdesc_* array member access instead of searching all the
8005 arrays until an fcode match is found.
8007 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
8009 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
8010 pattern as define_insn_and_split. Split insn before reload to
8012 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
8013 <shift_insn><mode>3_1.
8014 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
8015 <rotate_insn><mode>3_1.
8017 2016-08-16 David Malcolm <dmalcolm@redhat.com>
8020 * input.c (get_source_range_for_substring): Rename to...
8021 (get_source_location_for_substring): ...this, adding param
8022 "caret_idx", and converting output param from source_range * to
8024 (get_source_range_for_char): New function.
8025 (get_num_source_ranges_for_substring): Update comment to reflect
8027 (assert_char_at_range): Update to use get_source_range_for_char
8028 rather than get_source_range_for_substring.
8029 (test_lexer_string_locations_concatenation_2): Likewise.
8030 * substring-locations.h (get_source_range_for_substring): Rename
8032 (get_source_location_for_substring): ...this, and adding param
8033 "caret_idx", and converting output param from source_range * to
8036 2016-08-16 David Malcolm <dmalcolm@redhat.com>
8038 * input.c (class selftest::temp_source_file): Move to
8040 (selftest::temp_source_file::temp_source_file): Move to
8042 (selftest::temp_source_file::~temp_source_file): Likewise.
8043 * selftest.c (selftest::temp_source_file::temp_source_file): Move
8045 (selftest::temp_source_file::~temp_source_file): Likewise.
8046 * selftest.h (class selftest::temp_source_file): Move here from
8049 2016-08-16 Jakub Jelinek <jakub@redhat.com>
8052 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
8053 inlining, add cgraph edge for the added __builtin_unreachable call.
8056 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
8057 only cast it to SHWI for the final comparison.
8059 2016-08-16 Martin Liska <mliska@suse.cz>
8061 PR gcov-profile/36412
8062 * doc/gcov.texi: Document --hash-filenames(-x).
8063 * gcov.c (print_usage): Add the option.
8064 (process_args): Process the option, sort options alphabetically.
8065 (md5sum_to_hex): New function.
8066 (make_gcov_file_name): Do the md5sum and append it to a
8069 2016-08-16 Bin Cheng <bin.cheng@arm.com>
8071 PR tree-optimization/69848
8072 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
8073 and swtich operands to avoid additional NOT instruction.
8074 (vcond<v_cmp_mixed><mode>): Ditto.
8075 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
8077 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
8079 * doc/install.texi (*-*-solaris2*): Adjust latest change.
8081 2016-08-16 Richard Biener <rguenther@suse.de>
8083 PR tree-optimization/76783
8084 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
8085 BB visited flags at start.
8087 2016-08-16 Bin Cheng <bin.cheng@arm.com>
8089 PR tree-optimization/72817
8090 PR tree-optimization/73450
8091 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
8092 multiple_of_p for adjusted IV.base.
8094 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
8097 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
8098 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
8099 for !flag_finite_math_only or flag_signed_zeros.
8100 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
8101 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
8102 depend on flag_finite_math_only.
8103 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
8105 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
8106 (*ieee_smin<mode>3): Ditto.
8107 (*ieee_smax<mode>3): Ditto.
8108 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
8109 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
8111 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
8112 depend on flag_finite_math_only.
8113 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
8114 (*mmx_<code>v2sf3): Remove.
8115 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
8116 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
8117 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
8119 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8121 PR rtl-optimization/73650
8122 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
8123 it is not a simple move.
8125 2016-08-15 Martin Liska <mliska@suse.cz>
8128 * gcc.c (do_spec_1): Call save_string with the right size.
8129 (save_string): Do an assert about string we copy.
8131 2016-08-15 Richard Biener <rguenther@suse.de>
8133 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
8134 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
8136 (pass_data_stv): Likewise.
8138 2016-08-15 Richard Biener <rguenther@suse.de>
8140 PR tree-optimization/73434
8141 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
8142 TBAA info on the base when forwarding a non-invariant address.
8144 2016-08-15 Jakub Jelinek <jakub@redhat.com>
8146 * dwarf2out.c (struct checksum_attributes): Add
8147 at_string_length_bit_size and at_string_length_byte_size fields.
8148 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
8149 and DW_AT_string_length_byte_size.
8150 (die_checksum_ordered): Handle at_string_length_bit_size and
8151 at_string_length_byte_size.
8152 (gen_array_type_die): For dwarf_version >= 5 emit
8153 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
8154 (adjust_string_types): For dwarf_version >= 5 remove
8155 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
8156 (resolve_addr): Likewise.
8159 * dwarf2out.c (string_types): New variable.
8160 (gen_array_type_die): Change early_dwarf handling of
8161 DW_AT_string_length, create DW_OP_call4 referencing the
8162 length var temporarily. Handle parameters that are pointers
8164 (adjust_string_types): New function.
8165 (gen_subprogram_die): Temporarily set string_types to local var,
8166 call adjust_string_types if needed.
8167 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
8169 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
8171 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
8173 * doc/install.texi (*-*-solaris2*): Fix version number and document
8174 requirement on GNU make for building libjava with the Solaris linker.
8176 2016-08-15 Martin Liska <mliska@suse.cz>
8177 Jakub Jelinek <jakub@redhat.com>
8179 PR tree-optimization/72824
8180 * tree-loop-distribution.c (const_with_all_bytes_same)
8181 <case VECTOR_CST>: Fix a typo.
8183 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
8186 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
8187 Renamed from _mm512_undefined_si512.
8188 (_mm_undefined_si512): New definition.
8190 2016-08-13 Richard Biener <rguenther@suse.de>
8192 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
8193 into PHIs and update the lattice for its def.
8195 2016-08-12 Jakub Jelinek <jakub@redhat.com>
8198 * ubsan.c (instrument_si_overflow): Pass true instead of false
8200 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
8201 of bbs. Return TODO_cleanup_cfg if any returned true.
8203 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8205 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
8206 ISA 3.0 MTVSRDD instruction.
8207 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
8210 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
8212 PR tree-optimization/71083
8213 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
8214 bitfield access when possible.
8216 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
8219 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
8220 sign-changing cast from a shorter unsigned type to a wider
8223 2016-08-12 Jakub Jelinek <jakub@redhat.com>
8225 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
8226 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
8227 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
8229 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8231 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
8232 Correct costs for vec_construct.
8234 2016-08-12 Bin Cheng <bin.cheng@arm.com>
8236 PR tree-optimization/69848
8237 * tree-vectorizer.h (enum vect_def_type): New condition reduction
8238 type CONST_COND_REDUCTION.
8239 * tree-vect-loop.c (vectorizable_reduction): Support new condition
8240 reudction type CONST_COND_REDUCTION.
8242 2016-08-12 Richard Biener <rguenther@suse.de>
8244 PR tree-optimization/57326
8245 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
8246 returning an SSA name.
8247 (phi_translate_1): When fully_constant_expression returns a NAME
8248 make sure we have a leader for it.
8250 2016-08-12 Martin Liska <mliska@suse.cz>
8251 Adam Fineman <afineman@afineman.com>
8253 * gcov.c (process_file): Create .gcov file when .gcda
8256 2016-08-12 Marek Polacek <polacek@redhat.com>
8259 * alias.c (find_base_value): Adjust fall through comment.
8260 * cfgexpand.c (expand_debug_expr): Likewise.
8261 * combine.c (find_split_point): Likewise.
8262 (expand_compound_operation): Likewise. Add FALLTHRU.
8263 (make_compound_operation): Adjust fall through comment.
8264 (canon_reg_for_combine): Add FALLTHRU.
8265 (force_to_mode): Adjust fall through comment.
8266 (simplify_shift_const_1): Likewise.
8267 (simplify_comparison): Likewise.
8268 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
8270 * config/aarch64/predicates.md: Likewise.
8271 * config/i386/i386.c (function_arg_advance_32): Likewise.
8272 (ix86_gimplify_va_arg): Likewise.
8273 (print_reg): Likewise.
8274 (ix86_print_operand): Likewise.
8275 (ix86_build_const_vector): Likewise.
8276 (ix86_expand_branch): Likewise.
8277 (ix86_sched_init_global): Adjust fall through comment.
8278 (ix86_expand_args_builtin): Add FALLTHRU.
8279 (ix86_expand_builtin): Likewise.
8280 (ix86_expand_vector_init_one_var): Likewise.
8281 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
8282 (rs6000_adjust_cost): Likewise.
8283 (insn_must_be_first_in_group): Likewise.
8284 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
8285 * dbxout.c (dbxout_symbol): Adjust fall through comment.
8286 * df-scan.c (df_uses_record): Likewise.
8287 * dojump.c (do_jump): Add FALLTHRU.
8288 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
8290 (resolve_args_picking_1): Adjust fall through comment.
8291 (loc_list_from_tree_1): Likewise.
8292 * expmed.c (make_tree): Likewise.
8293 * expr.c (expand_expr_real_2): Add FALLTHRU.
8294 (expand_expr_real_1): Likewise. Adjust fall through comment.
8295 * fold-const.c (const_binop): Adjust fall through comment.
8296 (fold_truth_not_expr): Likewise.
8297 (fold_cond_expr_with_comparison): Add FALLTHRU.
8298 (fold_binary_loc): Likewise.
8299 (contains_label_1): Adjust fall through comment.
8300 (multiple_of_p): Likewise.
8301 * gcov-tool.c (process_args): Add FALLTHRU.
8302 * genattrtab.c (check_attr_test): Likewise.
8303 (write_test_expr): Likewise.
8304 * genconfig.c (walk_insn_part): Likewise.
8305 * genpreds.c (validate_exp): Adjust fall through comment.
8306 (needs_variable): Likewise.
8307 * gensupport.c (get_alternatives_number): Add FALLTHRU.
8308 (subst_dup): Likewise.
8309 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
8310 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
8311 (gimplify_scan_omp_clauses): Add FALLTHRU.
8312 (goa_stabilize_expr): Likewise.
8313 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
8315 * hsa-gen.c (get_address_from_value): Likewise.
8316 * ipa-icf.c (sem_function::hash_stmt): Likewise.
8317 * ira.c (ira_setup_alts): Add FALLTHRU.
8318 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
8320 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
8321 * opts.c (common_handle_option): Likewise.
8322 * read-rtl.c (read_rtx_code): Likewise.
8323 * real.c (round_for_format): Likewise.
8324 * recog.c (asm_operand_ok): Likewise.
8325 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
8326 * reload1.c (set_label_offsets): Likewise.
8327 (eliminate_regs_1): Likewise.
8328 (reload_reg_reaches_end_p): Likewise.
8329 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
8330 (rtx_cost): Likewise.
8331 * sched-rgn.c (is_exception_free): Likewise.
8332 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
8333 * stor-layout.c (int_mode_for_mode): Likewise.
8334 * toplev.c (print_to_asm_out_file): Likewise.
8335 (print_to_stderr): Likewise.
8336 * tree-cfg.c (gimple_verify_flow_info): Likewise.
8337 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
8338 (chrec_fold_multiply): Likewise.
8339 (evolution_function_is_invariant_rec_p): Likewise.
8340 (for_each_scev_op): Likewise.
8341 * tree-data-ref.c (siv_subscript_p): Likewise.
8342 (get_references_in_stmt): Likewise.
8343 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
8344 (substitute_in_expr): Likewise.
8345 (type_cache_hasher::equal): Likewise.
8346 (walk_type_fields): Likewise.
8347 * var-tracking.c (adjust_mems): Add FALLTHRU.
8348 (set_dv_changed): Adjust fall through comment.
8349 * varasm.c (default_function_section): Add FALLTHRU.
8351 2016-08-12 Marek Polacek <polacek@redhat.com>
8354 * tree-complex.c (expand_complex_division): Add missing break.
8356 2016-08-12 Richard Biener <rguenther@suse.de>
8358 * passes.c (execute_todo): Do not push/pop TV_TODO.
8359 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
8360 (execute_one_pass): Likewise.
8361 * common.opt (ftime-report-details): New switch.
8362 * doc/invoke.texi (ftime-report-details): Document.
8363 * timevar.h (timer::print_row): Adjust signature.
8364 (timer::all_zero): New static helper.
8365 (timer::child_map_t): New typedef.
8366 (timer::time_var_def): Add children field.
8367 * timevar.c (timer::named_items::print): Adjust.
8368 (timer::~timer): Free timevar recorded children.
8369 (timer::pop_internal): When -ftime-report-details record
8370 time spent in sub-timevars.
8371 (timer::print_row): Adjust.
8372 (timer::print): Print sub-timevar stats, use all_zero.
8373 * timevar.def (TV_TODO): Remove.
8375 2016-08-12 Richard Biener <rguenther@suse.de>
8377 PR tree-optimization/72851
8378 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
8379 worklists to use bitmaps indexed in execution order.
8380 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
8381 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
8382 (cfg_blocks): Make a bitmap.
8383 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
8385 (cfg_blocks_empty_p): Adjust.
8386 (cfg_blocks_add): Likewise.
8387 (cfg_blocks_get): Likewise.
8388 (add_ssa_edge): Likewise.
8389 (add_control_edge): Likewise.
8390 (simulate_stmt): Likewise.
8391 (process_ssa_edge_worklist): Likewise.
8392 (simulate_block): Likewise.
8393 (ssa_prop_init): Compute PRE order and stmt UIDs.
8394 (ssa_prop_fini): Adjust.
8395 (ssa_propagate): Adjust.
8397 2016-08-12 Richard Biener <rguenther@suse.de>
8399 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
8400 the currently executable edges have fixed ranges. Always
8401 go through update_value_range.
8403 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
8407 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
8408 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
8409 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
8410 (LANG_HOOKS_DECLS): Add it.
8411 * langhooks.h (struct lang_hooks_for_decls): Add
8412 function_decl_defaulted. Const_tree-ify
8413 function_decl_explicit_p and function_decl_deleted_p.
8414 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
8415 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
8416 also at strict DWARF v5.
8419 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
8420 TYPE_QUAL_CONST in reference-typed decls.
8423 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
8424 in DW_OP_pieces, just enough to handle pointers to member
8426 (gen_remaining_tmpl_value_param_die_attribute): Use a location
8427 expression on DWARFv5 if a constant value doesn't work.
8429 2016-08-11 David Malcolm <dmalcolm@redhat.com>
8431 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
8432 * selftest.c (selftest::test_assertions): New function.
8433 (selftest::selftest_c_tests): New function.
8434 * selftest.h (selftest::selftest_c_tests): New declaration.
8436 2016-08-11 Richard Biener <rguenther@suse.de>
8437 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8439 PR rtl-optimization/72855
8440 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
8442 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8445 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
8446 (vsx_store_<mode>): Likewise.
8448 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
8450 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
8451 TImode CONST_WIDE_INT store.
8452 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
8454 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
8456 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
8457 mode if unaligned SSE load and store are optimal.
8459 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8461 PR tree-optimization/71083
8462 * tree-predcom.c (ref_at_iteration): Correctly align the
8465 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8467 * config/s390/s390-builtin-types.def: Add INT128 types.
8468 * config/s390/s390-builtins.def: Add INT128 variants for the add
8469 sub low-level builtins dealing with TImode.
8470 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
8471 via subreg when expanding a builtin.
8472 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
8473 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
8475 * config/s390/vecintrin.h: Adjust builtin names accordingly.
8476 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
8477 ("vec_addc<mode>", "vec_addc_u128"): Merge to
8478 "vacc<bhfgq>_<mode>".
8479 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
8480 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
8481 ("vec_subc<mode>", "vec_subc_u128"): Merge to
8482 "vscbi<bhfgq>_<mode>".
8483 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
8484 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
8486 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8488 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
8490 2016-08-11 Bin Cheng <bin.cheng@arm.com>
8492 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
8494 (vcond<v_cmp_mixed><mode>): Ditto.
8495 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
8497 2016-08-11 Bin Cheng <bin.cheng@arm.com>
8499 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
8500 variable explicitly, also assert on it before use.
8502 2016-08-11 Richard Biener <rguenther@suse.de>
8504 PR tree-optimization/72772
8505 * cfgloopmanip.c (create_preheader): Use split_edge if there
8506 is a single loop entry, avoiding degenerate PHIs.
8508 2016-08-11 Richard Biener <rguenther@suse.de>
8510 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
8511 unconditional TODO_cleanup_cfg.
8512 (pass_thread_jumps::execute): Initialize loops, perform a CFG
8513 cleanup only if we threaded a jump.
8515 2016-08-11 Alan Modra <amodra@gmail.com>
8518 * lra-constraints.c (simplify_operand_subreg): Allow subreg
8519 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
8520 slow. Emit two reloads for slow mem case, first loading in
8521 fast innermode, then converting to required mode.
8523 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
8525 * config/rs6000/altivec.h (vec_extract_exp): New macro.
8526 (vec_extract_sig): New macro.
8527 (vec_insert_exp): New macro.
8528 (vec_test_data_class): New macro.
8529 (scalar_extract_exp): New macro.
8530 (scalar_extract_sig): New macro.
8531 (scalar_insert_exp): New macro.
8532 (scalar_test_data_class): New macro.
8533 (scalar_test_neg): New macro.
8534 (scalar_cmp_exp_gt): New macro.
8535 (scalar_cmp_exp_lt): New macro.
8536 (scalar_cmp_exp_eq): New macro.
8537 (scalar_cmp_exp_unordered): New macro.
8538 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
8539 to enforce constraint that operand is a 7-bit unsigned literal.
8540 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
8541 for power9 built-ins.
8542 (BU_P9V_VSX_2): Likewise.
8543 (BU_P9V_64BIT_VSX_2): Likewise.
8544 (VSEEDP): Add scalar extract exponent support.
8545 (VSEESP): Add scalar extract signature support.
8546 (VSTDCNDP): Add scalar test negative support.
8547 (VSTDCNSP): Likewise.
8548 (VSIEDP): Add scalar insert exponent support.
8549 (VSCEDPGT): Add scalar compare exponent greater than support.
8550 (VSCEDPLT): Add scalar compare exponent less than support.
8551 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
8552 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
8553 (VSTDCDP): Add scalar test data class support.
8554 (VSTDCSP): Likewise.
8555 (VSEEDP): Add overload support for scalar extract exponent
8557 (VSESDP): Add overload support for scalar extract signature
8559 (VSTDCN): Add overload support for scalar test negative
8561 (VSTDCNDP): Add overload support for scalar test negative
8563 (VSTDCNSP): Add overload support for scalar test negative
8565 (VSIEDP): Add overload support for scalar insert exponent
8567 (VSTDC): Add overload support for scalar test data class
8569 (VSTDCDP): Add overload support for scalar test data class
8571 (VSTDCSP): Add overload support for scalar test data class
8573 (VSCEDPGT): Add overload support for scalar compare exponent
8574 greater than operation.
8575 (VSCEDPLT): Add overload support for scalar compare exponent
8576 less than operation.
8577 (VSCEDPEQ): Add overload support for scalar compare exponent
8578 test-for-equality operation.
8579 (VSCEDPUO): Add overload support for scalar compare exponent
8580 test-for-unordered operation.
8581 (VEEDP): Add vector extract exponent support.
8583 (VESDP): Add vector extract significand support.
8585 (VIEDP): Add vector insert exponent support.
8587 (VTDCDP): Add vector test data class support.
8589 (VES): Add overload support for vector extract significand operation.
8592 (VEE): Add overload support for vector extract exponent operation.
8595 (VTDC): Add overload support for vector test data class operation.
8598 (VIE): Add overload support for vector insert exponent operation.
8601 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8602 overloaded binary floating point functions.
8603 (altivec_resolve_overloaded_builtin): Improve error messages to
8604 distinguish between functions not supported in the current
8605 compiler configuration and functions that were invoked with an
8606 invalid parameter combination, and include the built-in function
8607 name in both error messages.
8608 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
8610 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
8612 (rs6000_expand_binop_builtin): Add check to enforce that argument
8613 2 of the test data class operations is a 7-bit unsigned literal.
8614 (rs6000_invalid_builtin): Add code to issue an error message if a
8615 built-in function that requires the power9_vector and -m32
8616 command-line options is compiled without these options.
8617 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
8618 (UNSPEC_VSX_SXSIGDP): New value.
8619 (UNSPEC_VSX_SXSIGPDP): New value.
8620 (UNSPEC_VSX_SIEXPDP): New value.
8621 (UNSPEC_VSX_SCMPEXPDP): New value.
8622 (UNSPEC_VSX_STSTDC): New value.
8623 (UNSPEC_VSX_VXEXP): New value.
8624 (UNSPEC_VSX_VXSIG): New value.
8625 (UNSPEC_VSX_VIEXP): New value.
8626 (UNSPEC_VSX_VTSTDC): New value.
8627 (xsxexpdp): New insn for scalar extract exponent.
8628 (xsxsigdp): New insn for scalar extract significand.
8629 (xsiexpdp): New insn for scalar insert exponent.
8630 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
8631 (*xscmpexpdp): New insn for scalar compare exponents.
8632 (xststdc<Fvsx): New expansion for both single- and
8633 double-precision scalar test data class operations.
8634 (xststdcneg<Fvsx>): New expansion for both single- and
8635 double-precision scalar test for negative value operations.
8636 (*xststdc<Fvsx>): New insn for scalar test data class
8638 (xvxexp<VSs>): New insn for single- and double-precision
8639 vector extract exponent operation.
8640 (xvxsig<VSs>): New insn for single- and double-precision
8641 vector extract significand operation.
8642 (xviexp<VSs>): New insn for single- and double-precision
8643 vector insert exponent operation.
8644 (xvtstdc<VSs>): New insn for single- and double-precision
8645 vector test data class operation.
8646 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8647 built-in functions to represent the Power9 binary floating-point
8648 support instructions.
8650 2016-08-10 bin cheng <bin.cheng@arm.com>
8652 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
8654 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
8655 Renlin Li <renlin.li@arm.com>
8656 Bin Cheng <bin.cheng@arm.com>
8658 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
8659 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
8660 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
8661 (aarch64_vcond_internal<mode><mode>): Delete pattern.
8662 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
8663 (vcond<v_cmp_result><mode>): Ditto.
8664 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
8665 (vcondu<mode><mode>): Ditto.
8666 (vcond<v_cmp_mixed><mode>): New pattern.
8667 (vcondu<mode><v_cmp_mixed>): New pattern.
8668 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
8669 of aarch64_vcond_internal.
8671 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
8672 Renlin Li <renlin.li@arm.com>
8673 Bin Cheng <bin.cheng@arm.com>
8675 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
8676 (vec_cmp<mode><v_cmp_result>): New pattern.
8677 (vec_cmpu<mode><mode>): New pattern.
8678 (vcond_mask_<mode><v_cmp_result>): New pattern.
8680 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8682 PR tree-optimization/71734
8683 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
8684 REF_LOOP, invoke ref_indep_loop_p_1.
8685 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
8686 to ref_indep_loop_p.
8687 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
8688 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
8689 is inside LOOP, do not cache dpendence value for loops with
8691 (ref_indep_loop_p_2): Delete function.
8692 (can_sm_ref_p): Pass LOOP as additional argument to
8695 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
8698 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
8699 being an offsettable address.
8701 2016-08-10 Martin Liska <mliska@suse.cz>
8703 PR gcov-profile/58306
8704 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
8705 atomic variants of profile update functions.
8707 2016-08-10 Martin Liska <mliska@suse.cz>
8709 Cherry picked (and modified) from google-4_7 branch
8710 2012-12-26 Rong Xu <xur@google.com>
8711 * common.opt (fprofile-update): Add new flag.
8712 * coretypes.h: Define enum profile_update.
8713 * doc/invoke.texi: Document -fprofile-update.
8714 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
8715 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
8716 * tree-profile.c (gimple_init_edge_profiler): Generate
8717 also atomic profiler update.
8718 (gimple_gen_edge_profiler): Likewise.
8720 2016-08-10 David Malcolm <dmalcolm@redhat.com>
8722 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
8723 stack_usage_file to NULL after fclose calls.
8725 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8728 * reload.c (push_reload): Compute subreg_in_class for
8729 subregs of constants and plus expressions. Remove special
8730 handling of SYMBOL_REFs.
8732 2016-08-10 Alan Modra <amodra@gmail.com>
8735 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
8736 SImode for TARGET_E500_DOUBLE when given SImode.
8738 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
8740 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
8741 unused variable __O.
8743 2016-08-09 Martin Liska <mliska@suse.cz>
8745 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
8746 _gcov_reset to __gcov_reset.
8747 * doc/gcov-tool.texi: Fix typo.
8749 2016-08-09 Martin Liska <mliska@suse.cz>
8751 * value-prof.c (gimple_divmod_values_to_profile): Do not
8752 instrument MOD histogram if a value is not a SSA name.
8754 2016-08-09 Martin Liska <mliska@suse.cz>
8756 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
8759 2016-08-09 Renlin Li <renlin.li@arm.com>
8762 * calls.c (prepare_call_address): Convert funexp to Pmode when
8764 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
8765 (sibcall_value): Likewise.
8767 2016-08-09 Marek Polacek <polacek@redhat.com>
8770 * cselib.c (cselib_expand_value_rtx_1): Add return.
8771 * gengtype.c (dbgprint_count_type_at): Likewise.
8772 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
8773 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
8775 2016-08-09 Martin Jambor <mjambor@suse.cz>
8778 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
8779 if instance is a MEM_REF.
8781 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
8784 * config/i386/i386.md (*movtf_internal): Use
8785 lra_in_progress || reload_completed instead of !can_create_pseudo_p
8786 in the insn constraint.
8787 (*movxf_internal): Ditto.
8788 (*movdf_internal): Ditto.
8789 (*movsf_internal): Ditto.
8791 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8793 PR tree-optimization/72772
8794 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8797 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8799 PR tree-optimization/72772
8800 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
8802 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
8803 parameter STOP and update calls. Move expand_simple_operations
8804 function call from here...
8805 (simplify_using_initial_conditions): ...to here. Delete parameter
8807 (tree_simplify_using_condition): Delete parameter STOP.
8808 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
8809 simplify_using_initial_conditions.
8811 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
8814 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
8815 Use create_tmp_var_raw instead of create_tmp_var.
8817 2016-08-09 Richard Biener <rguenther@suse.de>
8819 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
8820 Treat same SSA names related.
8822 2016-08-09 Jakub Jelinek <jakub@redhat.com>
8824 PR tree-optimization/72824
8825 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
8826 real_zerop is not negative.
8828 2016-08-09 Richard Biener <rguenther@suse.de>
8830 PR tree-optimization/71802
8831 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
8832 all merge opportunities with the predecessor.
8834 2016-08-09 Richard Biener <rguenther@suse.de>
8837 * ipa-prop.c (ipa_modify_formal_parameters): Build
8838 parameter types with natural alignment also for the
8841 2016-08-08 Andi Kleen <ak@linux.intel.com>
8843 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
8845 2016-08-08 David Malcolm <dmalcolm@redhat.com>
8848 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
8849 do-nothing langhook.
8850 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
8851 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
8852 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
8853 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
8855 2016-08-08 David Malcolm <dmalcolm@redhat.com>
8858 * input.c: Ensure that HAVE_ICONV is defined.
8860 2016-08-08 Jakub Jelinek <jakub@redhat.com>
8863 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
8864 private vars for lastprivate and for linear iterator.
8867 * omp-simd-clone.c: Include varasm.h.
8868 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
8869 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
8870 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
8871 update function name.
8873 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8875 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
8876 (avr_diagnose_devicespecs_error): Remove.
8877 (avr_devicespecs_file): Remove composing absolute path for specfile
8878 and its verbose info. Remove conditions to check specs-file,
8880 2016-08-08 Jakub Jelinek <jakub@redhat.com>
8882 PR rtl-optimization/72821
8883 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
8884 just return false for them.
8886 2016-08-08 Alan Modra <amodra@gmail.com>
8889 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
8890 toc refs created during reload. Update function comment.
8892 2016-08-08 Alan Modra <amodra@gmail.com>
8895 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
8896 alternatives. Put loads first, then stores, and reg/reg moves
8897 within same class later. Delete attr length.
8899 2016-08-08 Alan Modra <amodra@gmail.com>
8902 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
8903 (mem_operand_ds_form): New predicate.
8904 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
8905 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
8906 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
8907 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
8908 (extendsfdf2_fpr): Replace o constraint with wY.
8910 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
8912 * tree-ssa-threadbackward.c: Include tree-inline.h
8913 (profitable_jump_thread_path): Use estimate_num_insns to estimate
8914 size of copied block; for cold paths reduce duplication.
8915 (find_jump_threads_backwards): Remove redundant tests.
8916 (pass_thread_jumps::gate): Enable for -Os.
8918 2016-08-07 Jakub Jelinek <jakub@redhat.com>
8921 * stor-layout.c (layout_decl): Fix up formatting.
8922 (relayout_decl): Allow DECL to be FIELD_DECL.
8924 2016-08-07 Alan Modra <amodra@gmail.com>
8926 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
8928 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
8930 * data-streamer-in.c (streamer_read_wide_int): New.
8931 (streamer_read_widest_int): Renamed function.
8932 * data-streamer-out.c (streamer_write_wide_int): New
8933 (streamer_write_widest_int): Renamed function.
8934 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
8936 (input_cfg): Call renamed function.
8937 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
8939 (output_cfg): Call renamed function.
8940 * data-streamer.h: Add declarations.
8942 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8944 * tree-ssa-ccp.c (extend_mask): New param sgn.
8945 Remove ORing with wi::mask.
8946 (get_default_value): Adjust call to extend_mask to pass sign.
8947 (evaluate_stmt): Likewise.
8949 2016-08-06 Jakub Jelinek <jakub@redhat.com>
8951 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
8954 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8956 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
8957 transform if operand's type is pointer to function or method.
8959 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
8961 PR tree-optimization/18046
8962 * tree-ssa-threadedge.c: Include cfganal.h.
8963 (simplify_control_statement_condition): If simplifying a
8964 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
8965 with the dominating ASSERT_EXPR before handing it off to VRP.
8966 Mention that a CASE_LABEL_EXPR may be returned.
8967 (thread_around_empty_blocks): Adjust to handle
8968 simplify_control_statement_condition() returning a
8970 (thread_through_normal_block): Likewise.
8971 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
8972 a switch statement by trying to determine which case label
8975 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
8977 PR rtl-optimization/69847
8978 * lra-constraints.c (process_invariant_for_inheritance): Save
8979 pattern instead of src.
8980 (remove_inheritance_pseudos): Use the pattern. Add assert.
8982 2016-08-05 David Malcolm <dmalcolm@redhat.com>
8984 * input.c (string_concat::string_concat): New constructor.
8985 (string_concat_db::string_concat_db): New constructor.
8986 (string_concat_db::record_string_concatenation): New method.
8987 (string_concat_db::get_string_concatenation): New method.
8988 (string_concat_db::get_key_loc): New method.
8989 (class auto_cpp_string_vec): New class.
8990 (get_substring_ranges_for_loc): New function.
8991 (get_source_range_for_substring): New function.
8992 (get_num_source_ranges_for_substring): New function.
8993 (class selftest::lexer_test_options): New class.
8994 (struct selftest::lexer_test): New struct.
8995 (class selftest::ebcdic_execution_charset): New class.
8996 (selftest::ebcdic_execution_charset::s_singleton): New variable.
8997 (selftest::lexer_test::lexer_test): New constructor.
8998 (selftest::lexer_test::~lexer_test): New destructor.
8999 (selftest::lexer_test::get_token): New method.
9000 (selftest::assert_char_at_range): New function.
9001 (ASSERT_CHAR_AT_RANGE): New macro.
9002 (selftest::assert_num_substring_ranges): New function.
9003 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
9004 (selftest::assert_has_no_substring_ranges): New function.
9005 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
9006 (selftest::test_lexer_string_locations_simple): New function.
9007 (selftest::test_lexer_string_locations_ebcdic): New function.
9008 (selftest::test_lexer_string_locations_hex): New function.
9009 (selftest::test_lexer_string_locations_oct): New function.
9010 (selftest::test_lexer_string_locations_letter_escape_1): New function.
9011 (selftest::test_lexer_string_locations_letter_escape_2): New function.
9012 (selftest::test_lexer_string_locations_ucn4): New function.
9013 (selftest::test_lexer_string_locations_ucn8): New function.
9014 (selftest::uint32_from_big_endian): New function.
9015 (selftest::test_lexer_string_locations_wide_string): New function.
9016 (selftest::uint16_from_big_endian): New function.
9017 (selftest::test_lexer_string_locations_string16): New function.
9018 (selftest::test_lexer_string_locations_string32): New function.
9019 (selftest::test_lexer_string_locations_u8): New function.
9020 (selftest::test_lexer_string_locations_utf8_source): New function.
9021 (selftest::test_lexer_string_locations_concatenation_1): New
9023 (selftest::test_lexer_string_locations_concatenation_2): New
9025 (selftest::test_lexer_string_locations_concatenation_3): New
9027 (selftest::test_lexer_string_locations_macro): New function.
9028 (selftest::test_lexer_string_locations_stringified_macro_argument):
9030 (selftest::test_lexer_string_locations_non_string): New function.
9031 (selftest::test_lexer_string_locations_long_line): New function.
9032 (selftest::test_lexer_char_constants): New function.
9033 (selftest::input_c_tests): Call the new test functions once per
9034 case within the line_table test matrix.
9035 * input.h (struct string_concat): New struct.
9036 (struct location_hash): New struct.
9037 (class string_concat_db): New class.
9038 * substring-locations.h: New header.
9040 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
9042 PR tree-optimization/72810
9043 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
9044 the type of the case labels when truncating.
9046 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
9049 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
9050 (aarch64_fp16_ptr_type_node): Likewise.
9051 * config/aarch64/aarch64-simd-builtins.c
9052 (aarch64_fp16_ptr_type_node): Define.
9053 (aarch64_init_fp16_types): New, refactored out of...
9054 (aarch64_init_builtins): ...here, update to call
9055 aarch64_init_fp16_types.
9056 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
9058 (aapcs_vfp_sub_candidate): Likewise.
9060 2016-08-05 Martin Liska <mliska@suse.cz>
9061 Joshua Cranmer <Pidgeot18@gmail.com>
9063 * gcov.c (line_t::has_block): New function.
9064 (enum loop_type): New enum.
9065 (handle_cycle): New function.
9066 (unblock): Likewise.
9067 (circuit): Likewise.
9068 (get_cycles_count): Likewise.
9069 (accumulate_line_counts): Use new loop detection algorithm.
9071 2016-08-05 Martin Liska <mliska@suse.cz>
9073 * gcov.c (output_intermediate_file): Rename
9074 function_info::line_next to next_file_fn.
9075 (process_file): Likewise.
9076 (read_graph_file): Likewise.
9077 (accumulate_line_counts): Likewise.
9078 (output_lines): Likewise.
9080 2016-08-05 Richard Biener <rguenther@suse.de>
9082 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
9083 restriction on threading to a loop header.
9085 2016-08-05 Richard Biener <rguenther@suse.de>
9087 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
9088 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
9089 adjust loop info accordingly.
9091 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
9093 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
9094 before folding call to __builtin_constant_p with parameters to false.
9096 2016-08-05 Alan Modra <amodra@gmail.com>
9098 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
9099 code accidentally committed 2016-05-02 providing class when given
9102 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
9104 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
9105 the case label ranges that partially overlap with OP's value
9108 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
9111 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
9112 Cast builtin function result to __mmask16 instead of __mmask8.
9113 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
9114 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
9115 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
9117 2016-08-04 David Malcolm <dmalcolm@redhat.com>
9119 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
9120 (ASSERT_TRUE_AT): New macro.
9121 (ASSERT_FALSE): Reimplement in terms of...
9122 (ASSERT_FALSE_AT): New macro.
9123 (ASSERT_STREQ_AT): Fix typo in comment.
9125 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
9127 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
9128 labels are exhaustive, designate the label with the widest
9129 range to be the default label.
9131 2016-08-04 Andrew Pinski <apinski@cavium.com>
9133 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
9134 (thunderx_tunings): Use thunderx_vector_cost instead of
9135 generic_vector_cost.
9137 2016-08-04 Martin Liska <mliska@suse.cz>
9139 * gcov.c (main): Fix GNU coding style.
9140 (output_intermediate_file): Likewise.
9141 (process_file): Likewise.
9142 (generate_results): Likewise.
9143 (release_structures): Likewise.
9144 (create_file_names): Likewise.
9145 (find_source): Likewise.
9146 (read_graph_file): Likewise.
9147 (find_exception_blocks): Likewise.
9148 (canonicalize_name): Likewise.
9149 (make_gcov_file_name): Likewise.
9150 (mangle_name): Likewise.
9151 (accumulate_line_counts): Likewise.
9152 (output_branch_count): Likewise.
9153 (read_line): Likewise.
9155 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
9157 PR rtl-optimization/71779
9158 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
9159 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
9160 or if it was truncated.
9162 PR rtl-optimization/70903
9163 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
9165 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
9167 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
9168 accessing SSA_NAME_PTR_INFO.
9170 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
9173 * common/config/avr/avr-common.c (avr_option_optimization_table)
9174 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
9176 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
9179 * config/avr/avr.md: New pattern to work around do_store_flag
9180 generating shift instructions for bit extractions.
9182 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
9184 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
9186 (add_equivalence): Likewise.
9187 (get_value_range): Allocate value range with vrp_value_range_pool.
9188 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
9189 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
9191 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
9193 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
9194 the default for the rs6000 port.
9196 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9199 * calls.c (special_function_p): Remove special handling of
9200 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
9201 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
9202 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
9204 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
9207 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
9208 Don't stop on regular insns.
9210 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
9212 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
9213 size to DImode boundary.
9214 (nvptx_propagate): Likewise.
9216 2016-08-03 Alan Modra <amodra@gmail.com>
9218 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
9219 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
9220 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
9221 from -mefficient-unaligned-vector. Note that this affects fp too.
9223 2016-08-03 Alan Modra <amodra@gmail.com>
9225 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
9228 2016-08-03 Alan Modra <amodra@gmail.com>
9230 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
9231 to a reg. Localize vars.
9233 2016-08-03 Alan Modra <amodra@gmail.com>
9235 * config/rs6000/rs6000.opt: Remove negatives from help strings
9238 2016-08-03 Alan Modra <amodra@gmail.com>
9240 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
9241 Delete duplicated code.
9243 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
9246 * lra-spills.c (regno_in_use_p): New.
9247 (lra_final_code_change): Use it.
9249 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
9251 PR rtl-optimization/69847
9252 * lra-int.h (struct lra-reg): Use restore_rtx instead of
9254 (lra_rtx_hash): New.
9255 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
9257 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
9258 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
9259 * lra-spills.c (lra_final_code_change): Don't delete insn when the
9260 next insn is USE with the same reg as the current insn source.
9261 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
9263 (lra_constraints_init): Call initiate_invariants.
9264 (lra_constraints_finish): Call finish_invariants.
9265 (struct invariant, invariant_t, invariant_ptr_t): New.
9266 (const_invariant_ptr_t, invariants, invariants_pool): New.
9267 (invariant_table, invariant_hash, invariant_eq_p): New.
9268 (insert_invariant, initiate_invariants, finish_invariants): New.
9269 (clear_invariants, invalid_invariant_regs): New.
9270 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
9271 instead of restore_regno.
9272 (invariant_p, process_invariant_for_inheritance): New.
9273 (inherit_in_ebb): Implement invariant inheritance.
9274 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
9275 (remove_inheritance_pseudos): Implement undoing invariant
9277 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
9278 instead of restore_regno.
9279 * lra-assigns.c (regno_live_length): New.
9280 (reload_pseudo_compare_func): Use regno_live_length.
9281 (assign_by_spills): Use restore_rtx instead of restore_regno.
9282 (lra_assign): Ditto. Initiate regno_live_length.
9284 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
9286 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
9287 __builtin_aarch64_fmindf.
9289 2016-08-02 Bin Cheng <bin.cheng@arm.com>
9291 PR tree-optimization/34114
9292 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
9293 information for more control IVs.
9295 2016-08-02 Bin Cheng <bin.cheng@arm.com>
9297 PR tree-optimization/34114
9298 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
9299 PLUS_EXPR case. Handle SSA_NAME case.
9301 2016-08-02 Tamar Christina <tamar.christina@arm.com>
9303 * config/aarch64/aarch64-simd-builtins.def
9304 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
9305 (__builtin_aarch64_fmaxdf): Likewise.
9306 (__builtin_aarch64_smin_nandf): Likewise.
9307 (__builtin_aarch64_smax_nandf): Likewise.
9308 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
9309 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
9310 (<fmaxmin><mode>3): ...this.
9311 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
9312 (vminnm_f64): Likewise.
9313 (vmin_f64): Likewise.
9314 (vmax_f64): Likewise.
9315 * config/aarch64/iterators.md (FMAXMIN): Merge with...
9316 (FMAXMIN_UNS): ...this.
9317 (fmaxmin): Merged with
9318 (fmaxmin_op): ...this...
9319 (maxmin_uns_op): ...in to this.
9321 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9323 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9324 Add support for vec_extract on vector float, vector int, vector
9325 short, and vector char vector types.
9326 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9327 vector float, vector int, vector short, and vector char
9328 optimizations on 64-bit ISA 2.07 systems for both constant and
9329 variable element numbers.
9330 (rs6000_split_vec_extract_var): Likewise.
9331 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
9332 Altivec registers on ISA 2.07 and above.
9333 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
9334 which never was matched due to the split occuring before register
9335 allocation (and the code would not have worked on little endian
9336 systems if it did match). Allow extracts to go to the Altivec
9337 registers if ISA 2.07 (power8). Change from using "" around the
9338 C++ code to using {}'s.
9339 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
9340 vec_extracts when the vector is in memory.
9341 (vsx_extract_v4sf_var): New insn to optimize vector float
9342 vec_extracts when the element number is variable on 64-bit ISA
9344 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
9345 for 64-bit ISA 2.07 as well as ISA 3.0.
9346 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
9347 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
9348 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
9349 optimize vector int, vector short, and vector char vec_extracts
9350 when the vector is in memory.
9351 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
9352 optimize vector int, vector short, and vector char vec_extracts
9353 when the element number is variable.
9355 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9358 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
9359 does not overlap with other symbol flags.
9361 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
9363 * config/aarch64/aarch64.h (aarch64_frame):
9364 Remove padding0 and hardfp_offset. Add locals_offset,
9365 initial_adjust, callee_adjust, callee_offset and final_adjust.
9366 * config/aarch64/aarch64.c (aarch64_layout_frame):
9367 Remove unused padding0 and hardfp_offset initializations.
9368 Choose frame layout and set frame variables accordingly.
9369 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
9370 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
9371 (aarch64_pop_regs): Likewise.
9372 (aarch64_expand_prologue): Remove all decision code, just emit
9373 prolog according to frame variables.
9374 (aarch64_expand_epilogue): Remove all decision code, just emit
9375 epilog according to frame variables.
9376 (aarch64_initial_elimination_offset): Use offset to local/arg area.
9378 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
9381 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
9382 fix_debug_reg_uses after changing source register mode to
9383 V1TImode if source register is undefined.
9385 2015-08-01 Alan Hayward <alan.hayward@arm.com>
9387 PR tree-optimization/71818
9388 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
9389 with non invariant evolutions
9391 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9394 * config/avr/avr.md (length) [branch]: Correct insn length
9395 attribute for forward branches.
9397 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9399 * doc/extend.texi (AVR Built-in Functions): Document
9401 * config/avr/builtins.def (NOPS): New.
9402 * config/avr/avr.c (avr_expand_nops): New static function.
9403 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
9405 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9407 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
9408 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
9411 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
9413 * config/aarch64/aarch64.c (vulcan_tunings): Update
9414 vulcan L1 cache_line_size.
9416 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9418 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
9419 function that takes a vector memory address, a hard register, an
9420 element number and a temporary base register, and recreates an
9421 address that points to the appropriate element within the vector.
9422 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
9423 (rs6000_split_vec_extract_var): Add support for the target of a
9424 vec_extract with variable element number being a scalar memory
9426 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
9428 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
9429 vsx_extract_<mode>_load insn with a new insn that optimizes
9430 storing either element to a memory location, using scratch
9431 registers to pick apart the vector and reconstruct the address.
9432 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
9433 (vsx_extract_<mode>_store): Rework alternatives to more correctly
9434 support Altivec registers. Add support for ISA 3.0 Altivec d-form
9436 (vsx_extract_<mode>_var): Add support for extracting a variable
9437 element number from memory.
9439 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
9441 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
9442 when testing for compares against constants of the form 0xabab.
9444 2016-07-29 Bin Cheng <bin.cheng@arm.com>
9446 PR tree-optimization/57558
9447 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
9449 (vect_loop_versioning): Support versioning with niter assumptions.
9450 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
9451 (vect_get_loop_niters): New parameter. Reimplement to support
9452 assumptions in loop niter info.
9453 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
9454 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
9455 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
9456 Support loop versioning for niters.
9457 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
9458 (vect_free_loop_info_assumptions): New function.
9459 (vectorize_loops): Free loop niter info for loops with flag
9460 LOOP_F_ASSUMPTIONS set if vectorization failed.
9461 * tree-vectorizer.h (struct _loop_vec_info): New field
9462 num_iters_assumptions.
9463 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
9464 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
9465 (LOOP_REQUIRES_VERSIONING): New macro.
9466 (vect_free_loop_info_assumptions): New decl.
9468 2016-07-29 Bin Cheng <bin.cheng@arm.com>
9470 * cfgloop.h (struct loop): New field constraints.
9471 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
9472 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
9474 * cfgloop.c (alloc_loop): Initialize new field.
9475 * cfgloopmanip.c (copy_loop_info): Copy constraints.
9476 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
9477 Adjust niter analysis wrto loop constraints.
9478 * doc/loop.texi (@node Number of iterations): Add description for loop
9481 2016-07-29 Marek Polacek <polacek@redhat.com>
9484 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
9485 (ix86_expand_round_builtin): Likewise.
9487 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
9488 Georg-Johann Lay <avr@gjlay.de>
9490 PR rtl-optimization/71976
9491 * combine.c (get_last_value): Return 0 if the argument for which
9492 the function is called has a wider mode than the recorded value.
9494 2016-07-29 Marek Polacek <polacek@redhat.com>
9497 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
9498 (altivec_expand_st_builtin): Likewise.
9500 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
9502 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
9503 introduced in r238381.
9505 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
9508 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
9509 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
9511 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
9513 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
9515 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9516 Add support for vec_extract of vector double or vector long having
9517 a variable element number on 64-bit ISA 2.07 systems or newer.
9518 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
9520 (rs6000_split_vec_extract_var): New function to split a
9521 vec_extract built-in function with variable element number.
9522 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
9524 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
9525 (UNSPEC_VSX_EXTRACT): Likewise.
9526 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
9527 direct move instructions to be generated on 64-bit ISA 2.07
9528 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
9530 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
9531 arguments for vec_extract variable element.
9532 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
9533 vec_extract with variable element on V2DFmode and V2DImode
9535 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
9536 -mupper-regs-df requirement, since it isn't needed.
9537 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
9538 do direct moves on 64-bit systems, which allows optimization of
9539 vec_extract on 64-bit ISA 2.07 systems and newer.
9541 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
9542 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
9544 * config/aarch64/aarch64.md
9545 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
9547 (<optab>qihi2_aarch64): Likewise, and split into two.
9548 (extendqihi2_aarch64): New.
9549 (zero_extendqihi2_aarch64): New.
9550 * config/aarch64/iterators.md (ldrxt): Remove.
9551 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
9554 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
9556 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
9558 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
9560 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
9561 (aarch64_push_reg): New function to push 1 or 2 registers.
9562 (aarch64_pop_reg): New function to pop 1 or 2 registers.
9563 (aarch64_expand_prologue): Use aarch64_push_regs.
9564 (aarch64_expand_epilogue): Use aarch64_pop_regs.
9566 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
9568 PR tree-optimization/71734
9569 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
9570 attribute instead of REF_LOOP and use it.
9571 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
9572 set it for Loops having non-zero safelen attribute.
9573 (ref_indep_loop_p): Pass zero as initial value for safelen.
9575 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
9579 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
9580 call using chkp_gimple_call_builtin_p.
9581 (chkp_copy_bounds_for_assign): Likewise.
9583 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9585 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
9586 * config/arm/arm-protos.h (struct tune_params): Likewise.
9587 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
9588 (cortex_a9_sched_adjust_cost): Likewise.
9589 (fa726te_sched_adjust_cost): Likewise.
9590 (arm_adjust_cost): Likewise.
9591 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
9592 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
9593 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
9594 * config/i386/i386.c (ix86_adjust_cost): Likewise.
9595 * config/ia64/ia64.c: Likewise.
9596 * config/m68k/m68k.c: Likewise.
9597 * config/mep/mep.c (mep_adjust_cost): Likewise.
9598 * config/microblaze/microblaze.c (microblaze_adjust_cost):
9600 * config/mips/mips.c (mips_adjust_cost): Likewise.
9601 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
9603 * config/pa/pa.c (pa_adjust_cost): Likewise.
9604 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
9605 (rs6000_debug_adjust_cost): Likewise.
9606 * config/sh/sh.c (sh_adjust_cost): Likewise.
9607 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
9608 (hypersparc_adjust_cost): Likewise.
9609 (sparc_adjust_cost): Likewise.
9610 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
9611 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
9612 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
9614 * config/visium/visium.c (visium_adjust_cost): Likewise.
9615 * doc/tm.texi: Regenerate.
9616 * haifa-sched.c (dep_cost_1): Adjust.
9617 * target.def: Merge adjust_cost and adjust_cost_2.
9619 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9621 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
9623 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9625 * store-motion.c (struct st_expr): Make pattern_regs a vector.
9626 (extract_mentioned_regs): Append to a vector instead of
9627 returning a rtx_expr_list.
9628 (st_expr_entry): Adjust.
9629 (free_st_expr_entry): Likewise.
9630 (store_ops_ok): Likewise.
9631 (store_killed_in_insn): Likewise.
9632 (find_moveable_store): Likewise.
9634 2016-07-28 Martin Liska <mliska@suse.cz>
9636 PR gcov-profile/68025
9637 * tree-profile.c (tree_profiling): Respect
9638 no_profile_instrument_function attribute.
9639 * doc/extend.texi: Document no_profile_instrument_function
9642 2016-07-28 Martin Liska <mliska@suse.cz>
9644 PR rtl-optimization/70944
9645 * combine.c (make_compound_operation):
9646 Do not allow make_compound_operation for vector mode
9648 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
9651 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
9652 before calling get_ops.
9654 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9656 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
9657 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
9658 (BITS_PER_UNIT_LOG): Remove.
9659 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
9660 * expr.c (expand_assignment): Likewise.
9661 * stor-layout.c (initialize_sizetypes): Likewise.
9663 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
9665 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
9666 signature of rs6000_expand_vector_extract so that the element
9667 number is a RTX instead of a constant integer.
9668 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
9670 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
9671 (altivec_expand_vec_ext_builtin): Likewise.
9672 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
9673 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
9674 MFVSRLD instruction.
9676 2016-07-27 David Malcolm <dmalcolm@redhat.com>
9678 * input.c (get_pure_location): Move here from tree.c.
9679 (make_location): Likewise. Add header comment.
9680 (selftest::test_accessing_ordinary_linemaps): Verify
9681 pure_location_p, make_location, get_location_from_adhoc_loc and
9683 * input.h (get_pure_location): Move declaration here from tree.h.
9684 (get_finish): Likewise for inline function.
9685 (make_location): Likewise for declaration.
9686 * tree.c (get_pure_location): Move to input.c.
9687 (make_location): Likewise.
9688 * tree.h (get_pure_location): Move declaration to tree.h.
9689 (get_finish): Likewise for inline function.
9690 (make_location): Likewise for declaration.
9692 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9695 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
9697 2016-07-27 David Malcolm <dmalcolm@redhat.com>
9699 * system.h (STATIC_ASSERT): Use static_assert if building
9702 2016-07-27 Richard Biener <rguenther@suse.de>
9704 PR tree-optimization/72517
9705 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
9706 Revert change to not compute read-read dependences.
9708 2016-07-27 Richard Biener <rguenther@suse.de>
9710 * predict.c (set_even_probabilities): Make nedges unsigned.
9712 2016-07-27 Martin Liska <mliska@suse.cz>
9714 * predict.c (set_even_probabilities): Handle unlikely edges.
9715 (combine_predictions_for_bb): Likewise.
9717 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
9720 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
9721 __float128 support when we don't have hardware support, so that
9722 the IEEE built-in functions like isgreater, first call __unordkf3
9723 to make sure neither operand is a NaN, and if both operands are
9724 ordered, do the normal comparison.
9726 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9728 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
9730 (extract_code_and_val_from_cond_with_ops): Verify that name is
9731 either cond_op0 or cond_op1.
9733 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9735 PR tree-optimization/18046
9736 * genmodes.c (emit_mode_size_inline): Emit an assert that
9737 verifies that mode is a valid array index.
9738 (emit_mode_nuinits_inline): Likewise.
9739 (emit_mode_inner_inline): Likewise.
9740 (emit_mode_unit_size_inline): Likewise.
9741 (emit_mode_unit_precision_inline): Likewise.
9742 * tree-vrp.c: Include params.h.
9743 (find_switch_asserts): Register edge assertions for the default
9744 label which correspond to the anti-ranges of each case label.
9745 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
9746 * doc/invoke.texi: Document it.
9748 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9750 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
9751 and unnecessary call to gimple_bb.
9753 2016-07-26 Richard Biener <rguenther@suse.de>
9755 PR rtl-optimization/71984
9756 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
9759 2016-07-26 Richard Biener <rguenther@suse.de>
9762 * expmed.c (extract_bit_field_1): Constrain the vector mode
9763 with element size matching the extraction mode size when
9764 choosing a better vector mode to do the extraction from.
9766 2016-07-26 Richard Biener <rguenther@suse.de>
9767 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9770 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
9773 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9775 * tree-ssa-structalias.c (struct scc_info): Change types of
9776 members to auto_sbitmap and auto_vec.
9777 (scc_info::scc_info): New constructor.
9778 (scc_info::~scc_info): New destructor.
9779 (init_scc_info): Remove.
9780 (free_scc_info): Remove.
9781 (find_indirect_cycles): Adjust.
9782 (perform_var_substitution): Likewise.
9783 (free_var_substitution_info): Likewise.
9785 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9787 * tree-outof-ssa.c (struct elim_graph): Change type of members
9788 to auto_vec and auto_sbitmap.
9789 (elim_graph::elim_graph): New constructor.
9790 (delete_elim_graph): Remove.
9791 (expand_phi_nodes): Adjust.
9793 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9795 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
9796 (new_elim_graph): Adjust.
9797 (clear_elim_graph): Likewise.
9798 (delete_elim_graph): Likewise.
9799 (elim_graph_size): Likewise.
9800 (elim_graph_add_node): Likewise.
9801 (elim_graph_add_edge): Likewise.
9802 (elim_graph_remove_succ_edge): Likewise.
9803 (eliminate_name): Likewise.
9804 (eliminate_build): Likewise.
9805 (elim_forward): Likewise.
9806 (elim_unvisited_predecessor): Likewise.
9807 (elim_backward): Likewise.
9808 (elim_create): Likewise.
9809 (eliminate_phi): Likewise.
9810 (expand_phi_nodes): Likewise.
9812 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9814 * bt-load.c (compute_out): Use auto_sbitmap class.
9815 (link_btr_uses): Likewise.
9816 * cfganal.c (mark_dfs_back_edges): Likewise.
9817 (post_order_compute): Likewise.
9818 (inverted_post_order_compute): Likewise.
9819 (pre_and_rev_post_order_compute_fn): Likewise.
9820 (single_pred_before_succ_order): Likewise.
9821 * cfgexpand.c (pass_expand::execute): Likewise.
9822 * cfgloop.c (verify_loop_structure): Likewise.
9823 * cfgloopmanip.c (fix_bb_placements): Likewise.
9824 (remove_path): Likewise.
9825 (update_dominators_in_loop): Likewise.
9826 * cfgrtl.c (break_superblocks): Likewise.
9827 * ddg.c (check_sccs): Likewise.
9828 (create_ddg_all_sccs): Likewise.
9829 * df-core.c (df_worklist_dataflow): Likewise.
9830 * dse.c (dse_step3): Likewise.
9831 * except.c (eh_region_outermost): Likewise.
9832 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9833 * gcse.c (prune_expressions): Likewise.
9834 (prune_insertions_deletions): Likewise.
9835 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
9836 * graph.c (draw_cfg_nodes_no_loops): Likewise.
9837 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
9838 * lcm.c (compute_earliest): Likewise.
9839 (compute_farthest): Likewise.
9840 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
9841 (unroll_loop_runtime_iterations): Likewise.
9842 (unroll_loop_stupid): Likewise.
9843 * lower-subreg.c (decompose_multiword_subregs): Likewise.
9844 * lra-lives.c: Likewise.
9845 * lra.c (lra): Likewise.
9846 * modulo-sched.c (schedule_reg_moves): Likewise.
9847 (optimize_sc): Likewise.
9848 (get_sched_window): Likewise.
9849 (sms_schedule_by_order): Likewise.
9850 (check_nodes_order): Likewise.
9851 (order_nodes_of_sccs): Likewise.
9852 (order_nodes_in_scc): Likewise.
9853 * recog.c (split_all_insns): Likewise.
9854 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
9855 * reload1.c (reload): Likewise.
9856 * sched-rgn.c (haifa_find_rgns): Likewise.
9857 (split_edges): Likewise.
9858 (compute_trg_info): Likewise.
9859 * sel-sched.c (init_seqno): Likewise.
9860 * store-motion.c (remove_reachable_equiv_notes): Likewise.
9861 * tree-into-ssa.c (update_ssa): Likewise.
9862 * tree-ssa-live.c (live_worklist): Likewise.
9863 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
9864 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9866 (try_peel_loop): Likewise.
9867 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9869 * tree-ssa-pre.c (compute_antic): Likewise.
9870 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
9871 * tree-stdarg.c (reachable_at_most_once): Likewise.
9872 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
9873 * var-tracking.c (vt_find_locations): Likewise.
9875 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9877 * sbitmap.h (auto_sbitmap): New class.
9879 2016-07-26 Alan Modra <amodra@gmail.com>
9882 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
9885 2016-07-25 David Malcolm <dmalcolm@redhat.com>
9887 * input.c (selftest::temp_source_file::temp_source_file): Fix
9888 missing "%s" in fprintf.
9890 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
9893 * cselib.c (cselib_process_insn): Invalidate argument slots for
9896 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9898 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
9899 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
9900 vmulxh_lane_f16, vmulxh_laneq_f16): New.
9902 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9904 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9905 * config/aarch64/aarch64.md (fma, fnma): Support HF.
9906 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
9908 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9910 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9911 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
9913 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
9914 (add<mode>3): Likewise.
9915 (sub<mode>3): Likewise.
9916 (mul<mode>3): Likewise.
9917 (div<mode>3): Likewise.
9918 (*div<mode>3): Likewise.
9919 (<fmaxmin><mode>3): Extend to HF.
9920 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
9921 (fabd<mode>3): Likewise.
9922 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
9923 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
9924 (aarch64_fmulx<mode>): Likewise.
9925 (aarch64_fac<optab><mode>): Likewise.
9926 (aarch64_frecps<mode>): Likewise.
9927 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
9928 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
9929 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
9930 (VSDQ_HSDI): Support HI.
9931 (fcvt_target, FCVT_TARGET): Likewise.
9932 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
9933 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
9934 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
9935 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
9936 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
9937 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
9938 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
9941 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9943 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
9944 * config/aarch64/aarch64-builtins.c (hi_UP): New.
9945 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9946 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
9948 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
9949 (aarch64_cm<optab><mode>): Likewise.
9950 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
9951 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
9952 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
9953 (sqrt<mode>2): Likewise.
9954 (*sqrt<mode>2): Likewise.
9955 (abs<mode>2): Likewise.
9956 (<optab><mode>hf2): New pattern for HF mode.
9957 (<optab>hihf2): Likewise.
9958 * config/aarch64/arm_neon.h: Include arm_fp16.h.
9959 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
9960 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
9962 * config/aarch64/arm_fp16.h: New file.
9963 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
9964 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
9965 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
9966 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
9967 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
9968 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
9969 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
9970 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
9971 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
9972 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
9973 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
9974 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
9977 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9979 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
9980 reduc_smin_scal_): Use VDQIF_F16.
9981 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
9982 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
9984 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
9985 * config/aarch64/iterators.md (VDQIF_F16): New.
9986 (vp): Support HF modes.
9987 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
9988 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
9990 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9992 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
9993 "*aarch64_mulx_elt_from_dup<mode>".
9994 (*aarch64_mul3_elt<mode>): Update schedule type.
9995 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
9996 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
9997 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
9998 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
9999 (f, fp): Support HF modes.
10000 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
10001 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
10002 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
10003 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
10004 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
10005 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
10007 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10009 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10010 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
10012 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
10015 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10017 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10018 * config/aarch64/aarch64-simd.md
10019 (aarch64_rsqrts<mode>): Extend to HF modes.
10020 (fabd<mode>3): Likewise.
10021 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
10022 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
10023 (aarch64_<maxmin_uns>p<mode>): Likewise.
10024 (<su><maxmin><mode>3): Likewise.
10025 (<maxmin_uns><mode>3): Likewise.
10026 (<fmaxmin><mode>3): Likewise.
10027 (aarch64_faddp<mode>): Likewise.
10028 (aarch64_fmulx<mode>): Likewise.
10029 (aarch64_frecps<mode>): Likewise.
10030 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
10031 (add<mode>3): Extend to HF modes.
10032 (sub<mode>3): Likewise.
10033 (mul<mode>3): Likewise.
10034 (div<mode>3): Likewise.
10035 (*div<mode>3): Likewise.
10036 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
10038 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
10039 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
10040 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
10041 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
10042 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
10043 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
10044 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
10045 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
10046 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
10047 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
10048 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
10049 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
10050 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
10051 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
10053 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10055 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
10056 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10057 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
10058 (neg<mode>2): Likewise.
10059 (abs<mode>2): Likewise.
10060 (<frint_pattern><mode>2): Likewise.
10061 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
10062 (<optab><VDQF:mode><fcvt_target>2): Likewise.
10063 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
10064 (ftrunc<VDQF:mode>2): Likewise.
10065 (<optab><fcvt_target><VDQF:mode>2): Likewise.
10066 (sqrt<mode>2): Likewise.
10067 (*sqrt<mode>2): Likewise.
10068 (aarch64_frecpe<mode>): Likewise.
10069 (aarch64_cm<optab><mode>): Likewise.
10070 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
10072 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
10073 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
10075 * config/aarch64/arm_neon.h (vdup_n_f16): New.
10076 (vdupq_n_f16): Likewise.
10077 (vld1_dup_f16): Use vdup_n_f16.
10078 (vld1q_dup_f16): Use vdupq_n_f16.
10079 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
10080 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
10081 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
10082 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
10083 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
10084 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
10085 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
10086 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
10087 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
10088 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
10089 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
10090 vsqrt_f16, vsqrtq_f16): New.
10092 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10094 * config/aarch64/aarch64-simd.md
10095 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
10096 (aarch64_ext<mode>): Likewise.
10097 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
10098 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
10099 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
10101 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
10103 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
10104 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
10105 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
10106 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
10107 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
10108 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
10109 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
10111 (vmov_n_f16): Reimplement using vdup_n_f16.
10112 (vmovq_n_f16): Reimplement using vdupq_n_f16..
10114 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10116 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
10117 "frame_related_p". Generate CFA annotation when it's necessary.
10118 (aarch64_expand_prologue): Use aarch64_add_constant.
10119 (aarch64_expand_epilogue): Likewise.
10120 (aarch64_output_mi_thunk): Pass "false" when calling
10121 aarch64_add_constant.
10123 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10125 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
10128 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10130 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
10131 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
10132 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
10133 (aarch64_build_constant): Delete.
10135 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
10138 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
10140 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
10141 flag_toplevel_reorder.
10143 2016-07-25 Richard Biener <rguenther@suse.de>
10145 * cgraph.c (cgraph_node::verify_node): Compare against builtin
10146 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
10147 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
10148 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
10149 (streamer_get_builtin_tree): Likewise.
10150 (streamer_write_builtin): Likewise.
10151 * lto-streamer.h (LTO_builtin_decl): Remove.
10152 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
10153 (lto_input_scc): Remove LTO_builtin_decl handling.
10154 (lto_input_tree_1): Liekwise.
10155 * lto-streamer-out.c (lto_output_tree_1): Remove special
10156 handling of builtins.
10157 (DFS::DFS): Likewise.
10158 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
10159 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
10161 (streamer_write_builtin): Remove.
10163 2016-07-25 Martin Liska <mliska@suse.cz>
10165 * lto-cgraph.c (input_symtab): Don't call get_working_sets
10166 if flag_auto_profile is set to true.
10168 2016-07-25 Martin Liska <mliska@suse.cz>
10170 PR gcov-profile/71868
10171 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
10172 have a function with multiple latches, count them all.
10174 2016-07-25 Martin Liska <mliska@suse.cz>
10176 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
10178 2016-07-25 Martin Liska <mliska@suse.cz>
10180 PR tree-optimization/71987
10181 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
10182 just for SSA_NAMEs. Fix GNU coding style.
10184 2016-07-25 Martin Liska <mliska@suse.cz>
10186 PR gcov-profile/64874
10187 * gcov-io.h: Update command about file format.
10188 * gcov-iov.c (main): Adapt the numbering scheme.
10190 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10192 PR middle-end/66726
10193 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
10194 whose result is used in PHI.
10195 (final_range_test_p): Likewise.
10196 (maybe_optimize_range_tests): Likewise.
10198 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10200 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10201 Reformat two multi-line strings.
10203 2016-07-22 Martin Sebor <msebor@redhat.com>
10205 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
10207 2016-07-22 Martin Sebor <msebor@redhat.com>
10210 * doc/extend.texi (Compound Literals): Correct and clarify.
10211 (Cast to Union): Same.
10213 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
10215 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10216 comments to explain why certain error messages make mention of
10217 undocumented options.
10218 (rs6000_invalid_builtin): Change error messages to replace mention
10219 of undocumented options with mention of the -mcpu=power9 option
10220 that enables those undocumented options.
10221 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
10222 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
10223 definition of this macro to correct an existing error.
10224 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
10225 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
10226 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
10227 descriptions of built-in functions so that they depend on
10228 -mcpu=power9 instead of on the corresponding undocumented flags.
10229 * doc/invoke.texi (Option Summary): Remove all mention of newly
10230 undocumented flags.
10231 (IBM RS/6000 and PowerPC Options): Likewise.
10232 * doc/md.texi (Constraints for Particuliar Machines): Remove all
10233 mention of newly undocumented flags.
10235 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
10237 * ipa-cp.c (determine_versionability): Do not create constprop clones,
10238 when target_clones attribute is set.
10240 2016-07-22 Bin Cheng <bin.cheng@arm.com>
10242 * common.opt (funsafe-loop-optimizations): Mark ignore.
10243 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
10244 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
10246 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
10247 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
10249 2016-07-22 Bin Cheng <bin.cheng@arm.com>
10251 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
10253 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
10255 (number_of_iterations_exit): Warn missed loop optimization for
10256 possible infinite loops.
10258 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
10261 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
10262 when to emit a ".machine" pseudo-op.
10264 2016-07-22 Martin Liska <mliska@suse.cz>
10266 PR gcov-profile/69028
10267 PR gcov-profile/62047
10268 * coverage.c (coverage_compute_lineno_checksum): Do not
10269 calculate checksum for fns w/o xloc.file.
10270 (coverage_compute_profile_id): Likewise.
10272 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
10274 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
10275 (avr_secondary_reload): ...and implementation.
10276 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
10277 * config/avr/avr.md (reload_in<mode>): Remove insns.
10278 (adjust_len) [lpm]: Remove insn attribute value.
10279 * config/avr/predicates.md (flash_operand): Remove insn predicate.
10281 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10283 PR middle-end/71876
10284 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
10286 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
10287 * calls.c (special_function_p): Remove the special handling of the
10288 "__builtin_" prefix.
10290 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10292 PR middle-end/71876
10293 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
10294 if STMT may be an alloca call.
10295 (gimple_alloca_call_p, alloca_call_p): Return only true for the
10296 builtin alloca call.
10297 * calls.h (gimple_maybe_alloca_call_p): New function.
10298 * tree-inline.c (inline_forbidden_p_stmt): Use
10299 gimple_maybe_alloca_call_p here.
10301 2016-07-21 David Malcolm <dmalcolm@redhat.com>
10303 * spellcheck-tree.c (best_macro_match::best_macro_match):
10304 Explictly specify the template arguments when invoking the base
10305 class constructor, to help older C++ compilers.
10307 2016-07-21 Jakub Jelinek <jakub@redhat.com>
10310 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
10311 before builtin_decl_implicit.
10313 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10315 * optabs.c (emit_condiitonal_move): Short circuit for identical
10318 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10320 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
10321 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
10322 (noce_conversion_profitable_p): New.
10323 (noce_try_store_flag_constants): Use it.
10324 (noce_try_addcc): Likewise.
10325 (noce_try_store_flag_mask): Likewise.
10326 (noce_try_cmove): Likewise.
10327 (noce_try_cmove_arith): Likewise.
10328 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
10330 (noce_convert_multiple_sets): Move cost model to here, from...
10331 (bb_ok_for_noce_convert_multiple_sets) ...here.
10332 (noce_process_if_block): Update calls for above changes.
10333 (noce_find_if_block): Record new noce_if_info parameters.
10335 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10337 * target.def (max_noce_ifcvt_seq_cost): New.
10338 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
10339 * doc/tm.texi: Regenerate.
10340 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
10341 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
10342 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
10343 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
10344 * doc/invoke.texi: Document new params.
10346 2016-07-21 Richard Biener <rguenther@suse.de>
10348 PR tree-optimization/71947
10349 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
10350 ranges have useful limit_vr information.
10352 2016-07-21 Richard Biener <rguenther@suse.de>
10354 * function-tests.c (build_trivial_generic_function): Set
10355 BLOCK_SUPERCONTEXT of DECL_INITIAL.
10356 * omp-low.c (create_omp_child_function): Likewise.
10357 (grid_expand_target_grid_body): Likewise.
10358 * cgraphunit.c (init_lowered_empty_function): Likewise.
10359 (cgraph_node::expand_thunk): Likewise.
10360 * tree-parloops.c (create_loop_fn): Likewise.
10361 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
10363 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10365 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
10368 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
10370 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
10371 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
10372 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
10373 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
10374 values for insn attribute.
10375 * config/avr/avr.c (avr_out_insert_notbit): New function.
10376 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
10377 ADJUST_LEN_INSV_NOTBIT_0/_7.
10378 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
10380 2016-07-21 Bin Cheng <bin.cheng@arm.com>
10382 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
10383 (chrec_convert_1, chrec_convert): Ditto.
10384 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
10385 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
10386 * tree-vrp.c (adjust_range_with_scev): Ditto.
10387 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
10388 (scev_var_range_cant_overflow): New function.
10389 (scev_probably_wraps_p): New parameter. Call above function.
10390 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
10392 2016-07-21 Bin Cheng <bin.cheng@arm.com>
10394 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
10395 by removing computation of may_be_zero.
10397 2016-07-21 Jakub Jelinek <jakub@redhat.com>
10399 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
10401 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
10403 Improving concepts performance and diagnostics.
10404 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
10405 for constraint satisfaction and subsumption.
10406 * timevar.h (auto_timevar): New constructor that matches the push/pop
10407 pattern of usage in pt.c.
10409 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
10411 * hwint.h (HOST_WIDE_INT_0): New define.
10412 (HOST_WIDE_INT_0U): Ditto.
10413 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
10414 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
10415 * simplify-rtx.c: Ditto.
10416 * tree-object-size.c: Ditto.
10418 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10420 * config/s390/s390.c (s390_encode_section_info): Remove mode size
10423 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
10425 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
10426 * combine.c: Use HOST_WIDE_INT_M1U instead of
10427 ~(unsigned HOST_WIDE_INT) 0.
10428 * double-int.h: Ditto.
10430 * dwarf2asm.c:Ditto.
10432 * genmodes.c: Ditto.
10434 * read-rtl.c: Ditto.
10435 * tree-ssa-loop-ivopts.c: Ditto.
10436 * tree-ssa-loop-prefetch.c: Ditto.
10437 * tree-vect-generic.c: Ditto.
10438 * tree-vect-patterns.c: Ditto.
10441 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10443 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
10444 constant addresses outside [0,0xc0] into a register.
10445 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
10446 cases where the base address register is unused after.
10447 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
10448 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
10449 (avr_out_store_psi_reg_disp_tiny): Same.
10451 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10453 Implement attribute progmem on reduced Tiny cores by adding
10454 flash offset 0x4000 to respective symbols.
10457 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
10458 documentation how it works on reduced Tiny cores.
10459 (AVR Named Address Spaces): No support for reduced Tiny.
10460 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
10461 (avr_address_tiny_pm_p): New static function.
10462 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
10463 if the address is in progmem.
10464 (avr_assemble_integer): Same.
10465 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
10466 for symbol_ref in progmem.
10467 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
10468 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
10469 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
10471 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
10473 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
10474 * configure: Regenerate.
10475 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
10476 (USE_THIN_ARCHIVES): New variable.
10477 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
10478 this archive as a thin archive.
10480 2016-07-20 David Malcolm <dmalcolm@redhat.com>
10482 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
10483 same location as last time, don't skip if we have fix-it hints.
10484 Clarify the skipping logic by converting it from one "if" clause
10485 to repeated "if" clauses.
10486 * spellcheck-tree.c: Include "cpplib.h".
10487 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
10488 (best_macro_match::best_macro_match): New constructor.
10489 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
10490 Move here from c/c-decl.c.
10491 (class best_macro_match): Move here from c/c-decl.c, converting
10492 from a typedef to a subclass, gaining a ctor.
10494 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10496 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
10497 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
10499 (avr_addr_space_diagnose_usage): ...and implementation.
10500 (avr_addr_space_supported_p): New function.
10501 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
10502 report bad address space usage if that space is supported.
10503 (avr_insert_attributes): Same. No more complain about unsupported
10505 * config/avr/avr-c.c (tm_p.h): Include it.
10506 (avr_cpu_cpp_builtins): Only define addr-space related built-in
10507 macro if avr_addr_space_supported_p.
10509 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
10511 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
10512 flag_toplevel_reorder.
10514 2016-07-20 David Malcolm <dmalcolm@redhat.com>
10516 * gcc-rich-location.c
10517 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
10519 * gcc-rich-location.h
10520 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
10522 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10524 * target.def (addr_space): Add new diagnose_usage to hook vector.
10525 * targhooks.c (default_addr_space_diagnose_usage): Add default
10526 implementation and...
10527 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
10528 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
10529 is some address space, call targetm.addr_space.diagnose_usage.
10530 * doc/tm.texi.in (Named Address Spaces): Add anchor for
10531 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
10532 * doc/tm.texi: Regenerate.
10534 2016-07-20 Martin Liska <mliska@suse.cz>
10536 PR middle-end/71898
10537 * graphite-isl-ast-to-gimple.c (later_of_the_two):
10538 Properly handly PHI stmts.
10540 2016-07-20 Bin Cheng <bin.cheng@arm.com>
10542 PR tree-optimization/71503
10543 PR tree-optimization/71683
10544 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
10547 2016-07-20 Martin Liska <mliska@suse.cz>
10549 * doc/invoke.texi (-fipa-ra): Document when the option is
10550 disabled. Fix a typo.
10552 2016-07-20 Martin Liska <mliska@suse.cz>
10554 * Makefile.in: Include fibonacci_heap.c
10555 * fibonacci_heap.c: New file.
10556 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
10557 (fibonacci_heap::union_with): Fix deletion of the second heap.
10558 * selftest-run-tests.c (selftest::run_tests): Incorporate
10559 fibonacci heap tests.
10560 * selftest.h: Declare fibonacci_heap_c_tests.
10562 2016-07-20 Martin Liska <mliska@suse.cz>
10564 * selftest-run-tests.c (selftest::run_tests): New function.
10565 * selftest.h (sreal_c_tests): Declare.
10566 * sreal.c (sreal_verify_basics): New function.
10567 (verify_aritmetics): Likewise.
10568 (sreal_verify_arithmetics): Likewise.
10569 (verify_shifting): Likewise.
10570 (sreal_verify_shifting): Likewise.
10571 (void sreal_c_tests): Likewise.
10573 2016-07-19 Jakub Jelinek <jakub@redhat.com>
10575 PR rtl-optimization/71916
10576 * cfgrtl.c (contains_no_active_insn_p): Return false also for
10577 bb which have a single succ fake edge.
10579 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
10582 * dwarf2out.c (gen_subprogram_die): Only call
10583 gen_unspecified_parameters_die while dumping early dwarf.
10585 2016-07-19 Jakub Jelinek <jakub@redhat.com>
10587 PR middle-end/71874
10588 * gimple-fold.c (fold_builtin_memory_op): Use
10589 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
10591 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
10593 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
10594 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
10595 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
10596 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
10597 * combine.c: Ditto.
10600 * double-int.c: Ditto.
10602 * dwarf2out.c: Ditto.
10605 * fold-const.c: Ditto.
10606 * function.c: Ditto.
10608 * genmodes.c: Ditto.
10612 * loop-doloop.c: Ditto.
10613 * loop-invariant.c: Ditto.
10614 * loop-iv.c: Ditto.
10619 * rtlanal.c: Ditto.
10620 * simplify-rtx.c: Ditto.
10621 * stor-layout.c: Ditto.
10623 * tree-ssa-loop-ivopts.c: Ditto.
10624 * tree-vect-generic.c: Ditto.
10625 * tree-vect-patterns.c: Ditto.
10630 * wide-int-print.cc: Ditto.
10631 * wide-int.cc: Ditto.
10632 * wide-int.h: Ditto.
10634 2016-07-19 David Malcolm <dmalcolm@redhat.com>
10636 * selftest.c (selftest::assert_streq): Handle NULL values of
10637 val_actual and val_expected.
10639 2016-07-19 Martin Jambor <mjambor@suse.cz>
10642 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
10643 rather than cgraph_create_node to get a call graph node.
10645 2016-07-19 Richard Biener <rguenther@suse.de>
10647 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
10648 handle all tcc_constant bases and valueize SSA names.
10649 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
10650 tcc_constant bases.
10652 2016-07-19 David Malcolm <dmalcolm@redhat.com>
10654 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
10655 the flags of the exit block and bb2, not just the entry block.
10657 2016-07-19 Richard Biener <rguenther@suse.de>
10659 PR tree-optimization/71901
10660 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
10661 align member, group stuff with the bitfield.
10662 (vn_ref_op_align_unit): New inline.
10663 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
10664 record element alignment and operand 3 unchanged.
10665 (ao_ref_init_from_vn_reference): Adjust.
10666 (valueize_refs_1): Likewise.
10667 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
10669 2016-07-19 Richard Biener <rguenther@suse.de>
10671 PR tree-optimization/71908
10672 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
10673 symbolic constants in a more reliable way.
10675 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
10677 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
10679 (vect_update_inits_of_drs): Likewise.
10680 (vect_create_cond_for_alias_checks): Likewise.
10681 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
10683 2016-07-19 Richard Biener <rguenther@suse.de>
10686 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
10687 with an abstract origin that is not an inlined function outer
10688 scope add a self-reference as abstract origin.
10689 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
10691 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10694 * config/rs6000/rs6000.c (rs6000_function_value): Fix
10695 unintentional System V.4 structure return breakage for structures
10696 with a single floating point element.
10698 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10700 PR tree-optimization/71734
10701 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
10702 contains REF, use it to check safelen, assume that safelen value
10703 must be greater 1, fix style.
10704 (ref_indep_loop_p_2): Add REF_LOOP argument.
10705 (ref_indep_loop_p): Pass LOOP as additional argument to
10706 ref_indep_loop_p_2.
10708 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
10710 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
10711 allocation in the prologue.
10712 * explow.c (get_dynamic_stack_base): New function to return an address
10713 expression for the dynamic stack base.
10714 (get_dynamic_stack_size): New function to do the required dynamic stack
10715 space size calculations.
10716 (allocate_dynamic_stack_space): Use new functions.
10717 (align_dynamic_address): Move some code from
10718 allocate_dynamic_stack_space to new function.
10719 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
10721 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10723 * config/s390/s390.c (s390_encode_section_info): Always set
10724 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
10727 2016-07-18 Richard Biener <rguenther@suse.de>
10729 PR tree-optimization/71893
10730 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
10731 for sizetype cast added by array_ref_element_size.
10732 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10734 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
10736 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
10737 register parameters. Remove code to initialize argument pointer
10738 on TARGET_64BIT. Optimize call to _mcount when it can be reached
10739 using a pc-relative branch. Cleanup conditional code.
10740 * config/pa/pa.md (call_mcount): New expander.
10741 (call_mcount_nonpic): New insn.
10742 (call_mcount_pic): New insn and split.
10743 (call_mcount_pic_post_reload): New insn.
10744 (call_mcount_64bit): New insn and split.
10745 (call_mcount_64bit_post_reload): New insn.
10747 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
10749 * config/avr/predicates.md (const_m255_to_m1_operand): New.
10750 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
10751 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
10752 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
10753 (*usum_widenqihi3, *udiff_widenqihi3)
10754 (*addhi3_zero_extend.const): New combiner insns.
10755 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
10756 just 1 bit is affected.
10757 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
10758 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
10760 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
10762 * omp-low.c (lower_omp_target): Mark data clauses with
10763 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
10764 zero-length subarrays.
10766 2016-07-15 Richard Biener <rguenther@suse.de>
10768 PR tree-optimization/71881
10769 * tree-loop-distribution.c (destroy_loop): Remove blocks in
10770 reverse DOM order to make debug temp generation happy.
10772 2016-07-15 Richard Biener <rguenther@suse.de>
10774 PR tree-optimization/71887
10775 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
10776 verify it is not zero for division / modulo handling.
10777 (value_replacement): Adjust.
10779 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
10780 Julian Brown <julian@codesourcery.com>
10782 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
10783 * config/aarch64/aarch64-cost-tables.h
10784 (vulcan_extra_costs): New variable.
10785 * config/aarch64/aarch64.c
10786 (vulcan_addrcost_table): Likewise.
10787 (vulcan_regmove_cost): Likewise.
10788 (vulcan_vector_cost): Likewise.
10789 (vulcan_branch_cost): Likewise.
10790 (vulcan_tunings): Likewise.
10792 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
10794 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
10795 (output_in_order): Loop over undefined variables too. Output them
10796 via assemble_undefined_decl. Skip variables that correspond to hard
10797 registers or have value-exprs.
10798 * varpool.c (symbol_table::output_variables): Handle undefined
10799 variables together with defined ones.
10801 2016-07-15 Richard Biener <rguenther@suse.de>
10803 * tree-ssa-pre.c (get_representative_for): Make sure to return
10804 the value number of SSA names.
10805 (phi_translate_1): get_representative_for cannot return NULL.
10806 (do_pre_regular_insertion): Remove redundant call to
10807 fully_constant_expression.
10808 (do_pre_partial_partial_insertion): Likewise.
10810 2016-07-15 Bin Cheng <bin.cheng@arm.com>
10812 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
10813 (derive_simple_iv_with_niters): New function.
10814 (simple_iv): Rewrite using simple_iv_with_niters.
10815 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
10816 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
10818 (number_of_iterations_exit): Rewrite using above function.
10819 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
10822 2016-07-15 Richard Biener <rguenther@suse.de>
10824 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
10825 vec_construct cost.
10827 2016-07-14 Jakub Jelinek <jakub@redhat.com>
10829 PR tree-optimization/71872
10830 * tree-data-ref.c (get_references_in_stmt): Ignore references
10831 with is_gimple_constant get_base_address.
10833 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10835 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
10836 (TARGET_HAVE_LDACQD): New macro.
10837 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
10838 than TARGET_HAVE_LDACQ.
10839 (arm_load_acquire_exclusivedi): Likewise.
10840 (arm_store_release_exclusivedi): Likewise.
10842 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10844 PR rtl-optimization/71878
10845 * lra-constraints.c (match_reload): Pass information about other
10846 output operands. Create new unique register value if matching input
10847 operand shares same register value as output operand being considered.
10848 (curr_insn_transform): Record output operands already processed.
10850 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10853 PR tree-optimization/70923
10854 * tree-vect-patterns.c: Include mult-synthesis.h.
10855 (target_supports_mult_synth_alg): New function.
10856 (synth_lshift_by_additions): Likewise.
10857 (apply_binop_and_append_stmt): Likewise.
10858 (vect_synth_mult_by_constant): Likewise.
10859 (target_has_vecop_for_code): Likewise.
10860 (vect_recog_mult_pattern): Use above functions to synthesize vector
10861 multiplication by integer constants.
10863 2016-07-14 Alan Modra <amodra@gmail.com>
10865 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
10866 gpr alternatives. Correct '*' placement on Y,r alternative.
10867 Add '*' on operand 1 of r,r alternative.
10869 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10871 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
10872 * expmed.h: ... Here.
10874 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
10876 * gimple.h (stmt_can_terminate_bb_p): New function.
10877 * tree-cfg.c (need_fake_edge_p): Rename to ...
10878 (stmt_can_terminate_bb_p): ... this; return true if stmt can
10879 throw external; handle const and pure calls.
10880 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
10882 2016-07-14 Richard Biener <rguenther@suse.de>
10884 PR tree-optimization/71866
10885 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
10886 (do_hoist_insertion): Avoid endless recursion when we
10887 didn't insert anything because we managed to simplify
10888 things down to a constant or SSA name.
10889 (fully_constant_expression): Re-write in terms of ...
10890 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
10891 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
10892 vn_nary_build_or_lookup_1.
10893 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
10894 (vn_nary_build_or_lookup): ... this which now wraps it.
10896 2016-07-14 Alan Modra <amodra@gmail.com>
10899 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
10900 with p9_vector override before power9-dform override.
10902 2016-07-13 Andi Kleen <ak@linux.intel.com>
10904 * value-prof.c (gimple_value_profile_transformations): Don't run
10905 when auto_profile is on.
10907 2016-07-13 Andi Kleen <ak@linux.intel.com>
10909 * auto-profile.c (update_inlined_ind_target,
10910 afdo_indirect_call): Print information to dump file.
10912 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
10914 * genrecog.c (special_predicate_operand_p): New function.
10915 (predicate_name): Move function.
10916 (validate_pattern): Don't warn about missing mode for all
10917 define_special_predicate predicates.
10919 2016-07-13 Bin Cheng <bin.cheng@arm.com>
10921 * tree-vect-data-refs.c (vect_no_alias_p): New function.
10922 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
10923 resolve alias checks which are known at compilation time.
10924 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
10925 alias checks are resolved. Move dump info for too many runtime
10926 alias checks to here...
10927 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
10929 2016-07-13 Richard Biener <rguenther@suse.de>
10931 PR tree-optimization/24574
10932 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
10933 position and add shift, rotate, divison and modulo support
10935 (value_replacement): Pass in argument position to absorbing_element_p.
10937 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
10940 * ipa-inline-transform.c (inline_call): Support
10941 instrumented thunks.
10943 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
10945 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
10946 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
10948 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
10949 Baseline. Make initial alternative TARGET_32BIT only.
10950 (udivsi3): Likewise.
10951 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
10952 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
10955 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
10957 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
10958 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
10959 availability with TARGET_HAVE_MOVT.
10960 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
10961 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
10962 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
10964 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
10965 extra instruction if MOVW is available. Use a cost variable
10966 incremented by COSTS_N_INSNS (1) when the condition match rather than
10967 returning an arithmetic expression based on COSTS_N_INSNS. Make
10968 constant with bottom half word zero cost 2 instruction if MOVW is
10970 * config/arm/arm.md (define_attr "arch"): Add v8mb.
10971 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
10972 target is ARMv8-M Baseline.
10973 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
10974 (arm_movtas_ze): Likewise.
10975 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
10976 alternative for constants satisfying j constraint.
10977 (thumb1_movsi_insn): Likewise.
10978 (movsi splitter for K alternative): Tighten condition to not trigger
10979 if movt is available and j constraint is satisfied.
10980 (Pe immediate splitter): Likewise.
10981 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
10982 constant fitting in an halfword to use MOVW.
10983 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
10986 2016-07-13 Richard Biener <rguenther@suse.de>
10988 PR middle-end/71104
10989 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
10990 gimplifying the LHS. Make sure to gimplify a returning twice
10991 call LHS without using SSA names.
10993 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10995 * tree-data-ref.c (find_data_references_in_stmt): Remove
10996 unnecessary call to vec::release.
10997 (graphite_find_data_references_in_stmt): Likewise.
10998 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
10999 * tree-vect-stmts.c (vectorizable_condition): Likewise.
11001 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11003 * cfgexpand.c (expand_used_vars): Make the type of a local
11005 * genmatch.c (lower_for): Likewise.
11006 * haifa-sched.c (haifa_sched_init): Likewise.
11007 (add_to_speculative_block): Likewise.
11008 (create_check_block_twin): Likewise.
11009 * predict.c (handle_missing_profiles): Likewise.
11010 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
11011 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
11012 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
11014 (maybe_lower_iteration_bound): Likewise.
11015 * tree-ssa-sccvn.c (DFS): Likewise.
11016 * tree-stdarg.c (reachable_at_most_once): Likewise.
11017 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
11018 (vectorizable_store): Likewise.
11020 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11022 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
11023 (sccvn_dom_walker): make cond_stack an auto_vec.
11025 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11027 * ree.c (struct ext_state): Make type of members auto_vec.
11028 (find_and_remove_re): Adjust.
11030 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11032 * cfgexpand.c (struct stack_vars_data): Make type of fields
11034 (expand_used_vars): Adjust.
11036 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11038 * ipa.c (record_cdtor_fn): Adjust.
11039 (build_cdtor_fns): Likewise.
11040 (ipa_cdtor_merge): Make static_ctors and static_dtors local
11043 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11045 * genextract.c (struct accum_extract): Add constructor and make
11047 (gen_insn): Adjust.
11049 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11051 * tree.c (struct free_lang_data_d): Add constructor and change
11052 types of members to ones that automatically manage resources.
11053 (fld_worklist_push): Adjust.
11054 (find_decls_types): Likewise.
11055 (find_decls_types_in_eh_region): Likewise.
11056 (free_lang_data_in_cgraph): Stop manually creating and
11057 destroying members of free_lang_data_d.
11059 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
11061 PR rtl-optimization/68961
11062 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
11063 peephole variant. Use sse_reg_operand predicates.
11065 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
11067 * config/i386/predicates.md (x86_64_immediate_operand)
11068 <case CONST_INT>: Remove unneeded truncation to DImode.
11069 <case CONST>: Ditto.
11070 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
11072 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11075 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
11076 The xxperm and xxpermr instructions require that the 2nd input
11077 operand overlap with the output operand, and not the 1st.
11078 (altivec_vperm_v8hiv16qi): Likewise.
11079 (altivec_vperm_<mode>_uns_internal): Likewise.
11080 (altivec_vpermr_<mode>_internal): Likewise.
11081 (vperm_v8hiv4si): Likewise.
11082 (vperm_v16qiv8hi): Likewise.
11084 2016-07-12 Nathan Sidwell <nathan@acm.org>
11086 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
11087 when -mno-pic-data-is-text-relative is in effect, by default.
11088 * doc/invoke.texi (mpic-data-is-text-relative): Document new
11089 behavior and clarify.
11091 2016-07-12 Martin Liska <mliska@suse.cz>
11093 * params.def: Add avg-loop niter.
11094 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
11095 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
11096 * doc/invoke.texi: Document the new parameter.
11098 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11100 PR middle-end/71700
11101 * expr.c (store_constructor): Mask sign-extended bits when widening
11102 sub-word constructor element at the start of a word.
11104 2016-07-12 Martin Liska <mliska@suse.cz>
11106 * Makefile.in: Append rule for params-options.h.
11107 * params-options.h: New file.
11109 2016-07-12 Martin Liska <mliska@suse.cz>
11111 * ira-build.c (mark_loops_for_removal): Properly iterate
11114 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
11115 Richard Biener <rguenther@suse.de>
11117 PR tree-optimization/23286
11118 PR tree-optimization/70159
11119 * doc/invoke.texi: Document -fcode-hoisting.
11120 * common.opt (fcode-hoisting): New flag.
11121 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
11122 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
11123 (do_regular_insertion): Rename to ...
11124 (do_pre_regular_insertion): ... this and amend general comments
11125 on insertion strathegy.
11126 (do_partial_partial_insertion): Rename to ...
11127 (do_pre_partial_partial_insertion): ... this.
11128 (do_hoist_insertion): New function.
11129 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
11130 and call do_hoist_insertion properly.
11132 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
11133 (pass_pre::execute): Register hoist_insert stats.
11135 2016-07-12 Jakub Jelinek <jakub@redhat.com>
11137 PR middle-end/71716
11138 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
11139 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
11140 is different from mode's bitsize. Small cleanup.
11142 2016-07-12 Richard Biener <rguenther@suse.de>
11144 PR rtl-optimization/68961
11145 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
11146 to simplify to a non-constant.
11148 2016-07-11 Jakub Jelinek <jakub@redhat.com>
11150 PR middle-end/71758
11151 * omp-low.c (expand_omp_target): Gimplify device.
11153 PR tree-optimization/71823
11154 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
11155 to get vec_oprnds2 from op2.
11157 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
11159 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
11160 Hoist common subexpressions.
11161 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
11163 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
11166 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
11167 prevent generation of 'stxsiwx' on pre Power8 hardware.
11169 2016-07-11 David Malcolm <dmalcolm@redhat.com>
11171 * input.c: Include cpplib.h.
11172 (selftest::temp_source_file): New class.
11173 (selftest::temp_source_file::temp_source_file): New ctor.
11174 (selftest::temp_source_file::~temp_source_file): New dtor.
11175 (selftest::should_have_column_data_p): New function.
11176 (selftest::test_should_have_column_data_p): New function.
11177 (selftest::temp_line_table): New class.
11178 (selftest::temp_line_table::temp_line_table): New ctor.
11179 (selftest::temp_line_table::~temp_line_table): New dtor.
11180 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
11181 it to create a temp_line_table.
11182 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
11183 locations that are known to have column data.
11184 (selftest::line_table_case): New struct.
11185 (selftest::test_reading_source_line): Move tempfile handling
11186 to class temp_source_file.
11187 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
11188 (selftest::assert_token_loc_eq): New function.
11189 (ASSERT_TOKEN_LOC_EQ): New macro.
11190 (selftest::test_lexer): New function.
11191 (selftest::boundary_locations): New array.
11192 (selftest::input_c_tests): Call test_should_have_column_data_p.
11193 Loop over a test matrix of interesting values of location and
11194 default_range_bits, calling test_lexer on each case in the matrix.
11195 Move call to test_accessing_ordinary_linemaps into the matrix.
11196 * selftest.h (ASSERT_EQ): Reimplement in terms of...
11197 (ASSERT_EQ_AT): New macro.
11199 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
11202 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11203 Don't convert TImode in debug insn.
11205 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
11207 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
11208 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
11209 (tree_type_common::lang_flag_7): New.
11210 (tree_type_common::spare): Reduce size.
11211 * tree.h (TYPE_ALIGN_OK): Remove.
11212 (TYPE_LANG_FLAG_7): New.
11213 (get_inner_reference): Adjust header.
11214 * print-tree.c (print_node): Adjust.
11215 * expr.c (get_inner_reference): Remove parameter keep_aligning.
11216 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
11217 calls to get_inner_reference.
11218 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
11219 handling of TYPE_ALIGN_OK.
11220 * builtins.c (get_object_alignment_2): Adjust call to
11221 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
11222 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
11224 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
11225 * cfgexpand.c (expand_debug_expr): Likewise.
11226 * dbxout.c (dbxout_expand_expr): Likewise.
11227 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
11228 loc_list_from_tree, fortran_common): Likewise.
11229 * fold-const.c (optimize_bit_field_compare,
11230 decode_field_reference, fold_unary_loc, fold_comparison,
11231 split_address_to_core_and_offset): Likewise.
11232 * gimple-laddress.c (execute): Likewise.
11233 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
11234 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
11235 * hsa-gen.c (gen_hsa_addr): Likewise.
11236 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
11237 * tsan.c (instrument_expr): Likewise.
11238 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
11239 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
11240 * tree-affine.c (tree_to_aff_combination,
11241 get_inner_reference_aff): Adjust calls to get_inner_reference.
11242 * tree-data-ref.c (split_constant_offset_1,
11243 dr_analyze_innermost): Likewise.
11244 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
11245 * tree-sra.c (ipa_sra_check_caller): Likewise.
11246 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
11247 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
11248 bswap_replace): Likewise.
11249 * tree-vect-data-refs.c (vect_check_gather,
11250 vect_analyze_data_refs): Likewise.
11251 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
11252 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
11255 2016-07-11 David Malcolm <dmalcolm@redhat.com>
11257 * Makefile.in (selftest-valgrind): New phony target.
11258 * function-tests.c (selftest::build_cfg): Delete pass instances
11259 created by the test.
11260 (selftest::convert_to_ssa): Likewise.
11261 (selftest::test_expansion_to_rtl): Likewise.
11262 * tree-cfg.c (selftest::test_linear_chain): Release dominator
11264 (selftest::test_diamond): Likewise.
11266 2016-07-11 Richard Biener <rguenther@suse.de>
11268 PR tree-optimization/71816
11269 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
11270 than replacing all of its operands.
11272 2016-07-11 Alan Modra <amodra@gmail.com>
11274 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
11275 (ctr<mode>): Add unspec.
11276 (ctr<mode>_internal*): Likewise.
11278 2016-07-08 James Bowman <james.bowman@ftdichip.com>
11280 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
11281 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
11283 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
11285 PR rtl-optimization/71621
11286 * lra-constraints.c (process_alt_operands): Check combination of
11287 reg class and mode.
11289 2016-07-08 Jason Merrill <jason@redhat.com>
11290 Richard Biener <rguenther@suse.de>
11292 P0145: Refining Expression Order for C++.
11293 * gimplify.c (initial_rhs_predicate_for): New.
11294 (gimplfy_modify_expr): Gimplify RHS before LHS.
11296 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11299 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11300 Allow standard error handling to take over when a wrong number
11301 of arguments is presented to __builtin_vec_ld () or
11302 __builtin_vec_st ().
11304 2016-07-08 Jiong Wang <jiong.wang@arm.com>
11306 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
11311 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
11312 __builtin_aarch64_fmaxv2sf.
11313 (vmaxnmq_f32): Likewise.
11314 (vmaxnmq_f64): Likewise.
11315 (vminnm_f32): Likewise.
11316 (vminnmq_f32): Likewise.
11317 (vminnmq_f64): Likewise.
11319 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
11322 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
11323 enable -mfloat128-hardware by default.
11324 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
11325 that IEEE 128-bit hardware support needs.
11326 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
11327 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
11328 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
11329 floating point requires.
11330 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
11331 -mfloat128 and -mfloat128-hardware changes.
11333 2016-07-08 Alan Hayward <alan.hayward@arm.com>
11335 PR tree-optimization/71667
11336 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
11338 2016-07-08 Martin Liska <mliska@suse.cz>
11340 PR middle-end/71606
11341 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
11342 folding produces SAVE_EXPRs, thus return false for the type.
11344 2016-07-07 Martin Liska <mliska@suse.cz>
11346 * file-find.c (remove_prefix): New function.
11347 * file-find.h (remove_prefix): Declare the function.
11348 * gcc-ar.c (main): Skip a folder of the wrapper if
11349 a wrapped binary would point to the same file.
11351 2016-07-07 Jan Hubicka <jh@suse.cz>
11353 * tree-scalar-evolution.c (iv_can_overflow_p): export.
11354 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
11355 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
11357 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
11360 * ipa-inline-analysis.c (compute_inline_parameters): Set
11361 local.can_change_signature to false for intrumentation
11364 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11366 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
11367 with TARGET_HAVE_MOVT.
11368 (TARGET_HAVE_MOVT): Define.
11369 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
11370 availability with TARGET_HAVE_MOVT.
11371 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
11373 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
11375 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
11376 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
11377 * config/arm/constraints.md (define_constraint "j"): Use
11378 TARGET_HAVE_MOVT to check MOVT availability.
11380 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11382 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
11384 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11386 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
11387 (armv8-m.main): Likewise.
11388 (armv8-m.main+dsp): Likewise.
11389 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
11390 (FL_FOR_ARCH8M_MAIN): Likewise.
11391 * config/arm/arm-tables.opt: Regenerate.
11392 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
11393 armv8-m.main+dsp to BE8_LINK_SPEC.
11394 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
11395 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
11396 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
11397 Baseline and Mainline.
11398 (arm_option_override_internal): Also disable arm_restrict_it when
11399 !arm_arch_notm. Update comment for -munaligned-access to also cover
11401 (arm_file_start): Increase buffer size for printing architecture name.
11402 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
11403 and armv8-m.main+dsp.
11404 (mno-unaligned-access): Clarify that this is disabled by default for
11405 ARMv8-M Baseline architectures as well.
11407 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11409 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
11410 decide whether to prevent some libgcc routines being included for some
11411 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
11412 link between this condition and the one in
11413 libgcc/config/arm/lib1func.S.
11415 2016-07-07 Richard Biener <rguenther@suse.de>
11417 * tree-ssa-pre.c: Include alias.h.
11418 (compute_avail): If we have multiple VN_REFERENCEs with the
11419 same hashtable entry adjust that to make it a valid replacement
11420 for all of them with respect to alignment and aliasing
11421 when doing insertion.
11422 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
11423 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
11425 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
11429 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11430 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
11433 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11435 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
11436 (adjust_mems): Adjust.
11437 (adjust_insn): Likewise.
11438 (prepare_call_arguments): Likewise.
11440 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11442 * gcse.c (struct ls_expr): Make stores field a vector.
11443 (ldst_entry): Adjust.
11444 (free_ldst_entry): Likewise.
11445 (print_ldst_list): Likewise.
11446 (compute_ld_motion_mems): Likewise.
11447 (update_ld_motion_stores): Likewise.
11449 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11451 * gcse.c (struct ls_expr): Remove loads field.
11452 (ldst_entry): Adjust.
11453 (free_ldst_entry): Likewise.
11454 (print_ldst_list): Likewise.
11455 (compute_ld_motion_mems): Likewise.
11457 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11459 * store-motion.c (struct st_expr): Make antic_stores a vector.
11460 (st_expr_entry): Adjust.
11461 (free_st_expr_entry): Likewise.
11462 (print_store_motion_mems): Likewise.
11463 (find_moveable_store): Likewise.
11464 (compute_store_table): Likewise.
11465 (remove_reachable_equiv_notes): Likewise.
11466 (replace_store_insn): Likewise.
11467 (build_store_vectors): Likewise.
11469 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11471 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
11472 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
11474 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
11476 PR tree-optimization/71518
11477 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
11478 misalign also for outer loops with negative step.
11480 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
11482 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
11483 (cortex_a53_shift): Add mov_shift.
11484 (cortex_a53_shift_reg): Add new reservation for register shifts.
11485 (cortex_a53_alu): Remove bfm.
11486 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
11487 (cortex_a53_alu_extr): Add new reservation for EXTR.
11488 (bypasses): Improve bypass modelling.
11490 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11493 * config/avr/avr.c (avr_asm_select_section): Strip off
11494 SECTION_DECLARED from flags when calling get_section.
11496 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11498 * tree-vectorizer.h (vect_memory_access_type): Add
11499 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
11500 * tree-vect-stmts.c (compare_step_with_zero): New function.
11501 (perm_mask_for_reverse): Move further up file.
11502 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
11504 (get_negative_load_store_type): New function.
11505 (get_load_store_type): Call it. Add an ncopies argument.
11506 (vectorizable_mask_load_store): Update call accordingly and
11507 remove tests for negative steps.
11508 (vectorizable_store, vectorizable_load): Likewise. Handle new
11509 memory_access_types.
11511 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11513 * tree-vectorizer.h (vect_memory_access_type): New enum.
11514 (_stmt_vec_info): Add a memory_access_type field.
11515 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
11516 (vect_model_store_cost): Take an access type instead of a boolean.
11517 (vect_model_load_cost): Likewise.
11518 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
11519 vect_model_store_cost and vect_model_load_cost.
11520 * tree-vect-stmts.c (vec_load_store_type): New enum.
11521 (vect_model_store_cost): Take an access type instead of a
11522 store_lanes_p boolean. Simplify tests.
11523 (vect_model_load_cost): Likewise, but for load_lanes_p.
11524 (get_group_load_store_type, get_load_store_type): New functions.
11525 (vectorizable_store): Use get_load_store_type. Record the access
11526 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
11527 (vectorizable_load): Likewise.
11528 (vectorizable_mask_load_store): Likewise. Replace is_store
11529 variable with vls_type.
11531 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11533 * tree-vectorizer.h (vect_grouped_load_supported): Add a
11534 single_element_p parameter.
11535 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
11536 Check the PR65518 case here rather than in vectorizable_load.
11537 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
11538 * tree-vect-stmts.c (vectorizable_load): Likewise.
11540 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11542 * tree-vectorizer.h (gather_scatter_info): New structure.
11543 (vect_check_gather_scatter): Return a bool rather than a decl.
11544 Replace return-by-pointer arguments with a single
11545 gather_scatter_info *.
11546 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
11547 (vect_analyze_data_refs): Update call accordingly.
11548 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
11549 (vectorizable_mask_load_store): Likewise. Also record the
11550 offset dt and vectype in the gather_scatter_info.
11551 (vectorizable_store): Likewise.
11552 (vectorizable_load): Likewise.
11554 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11556 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
11557 strided groups, use the cost of N scalar accesses instead
11558 of ncopies vector accesses.
11559 (vect_model_load_cost): Likewise.
11561 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11563 * tree-vect-stmts.c (vect_cost_group_size): Delete.
11564 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
11565 variable to indicate when once-per-group costs are being used.
11566 (vect_model_load_cost): Likewise. Fix comment and misindented code.
11568 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11570 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
11571 peeling-for-gaps condition.
11573 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11575 * config/s390/s390.c (s390_expand_vec_init): Force initializer
11576 element to register if it doesn't match general_operand.
11578 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
11579 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11581 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
11583 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
11584 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
11585 (SIGNBIT): New mode iterator.
11586 (Fsignbit): New mode attribute.
11587 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
11588 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
11589 when direct moves are available.
11590 (signbit<mode>2_dm): New define_insn_and_split).
11591 (signbit<mode>2_dm2): New define_insn.
11593 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11595 PR rtl-optimization/71594
11596 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
11597 into subregs of appropriate mode before trying to emit a conditional
11600 2016-07-05 Jan Hubicka <jh@suse.cz>
11602 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
11603 (simple_iv): Use it.
11605 2016-07-05 Jan Hubicka <jh@suse.cz>
11607 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
11609 2016-07-05 Jiong Wang <jiong.wang@arm.com>
11611 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
11614 2016-07-05 Jan Hubicka <jh@suse.cz>
11616 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
11619 2016-07-05 Richard Biener <rguenther@suse.de>
11621 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
11622 Handle empty else block.
11623 (is_feasible_trace): Likewise.
11624 (split_paths): Likewise.
11626 2016-07-05 Richard Biener <rguenther@suse.de>
11628 * tree-loop-distribution.c (distribute_loop): Fix issue with
11629 the cost model loop.
11631 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
11633 * config/arm/neon-testgen.ml: Delete.
11634 * config/arm/neon.ml: Delete.
11636 2016-07-04 Jakub Jelinek <jakub@redhat.com>
11639 * tree.c (attribute_value_equal): Use get_attribute_name instead of
11640 directly using TREE_PURPOSE.
11642 2016-07-04 Jiong Wang <jiong.wang@arm.com>
11644 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
11645 * config/aarch64/aarch64_neon.h: Likewise.
11646 * config/aarch64/arm_neon.h: Likewise.
11647 * config/aarch64/atomics.md: Likewise.
11648 * config/aarch64/aarch64-simd-builtins.def: Likewise.
11649 * doc/invoke.texi: Likewise.
11651 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
11653 * config/s390/s390.md: Add "z13" cpu_facility.
11654 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
11655 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
11656 condition" type instructions.
11658 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
11659 Jeff Law <law@redhat.com>
11661 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
11662 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
11664 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
11666 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
11667 permutation for TARGET_AVX512F.
11668 (ix86_expand_vec_one_operand_perm_avx512): New function.
11669 (expand_vec_perm_1): Invoke introduced function.
11670 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
11671 it may be not valid after vectorization.
11673 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11676 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
11677 typo in comment. Only force to memory if it is a weak
11678 external reference.
11680 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
11681 Jiong Wang <jiong.wang@arm.com>
11683 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
11684 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
11685 (AARCH64_FL_F16): New.
11686 (AARCH64_FL_FOR_ARCH8_2): New.
11687 (AARCH64_ISA_8_2): New.
11688 (AARCH64_ISA_F16): New.
11689 (TARGET_FP_F16INST): New.
11690 (TARGET_SIMD_F16INST): New.
11691 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
11692 ("fp"): Disabling "fp" also disables "fp16".
11693 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
11694 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
11695 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
11696 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
11698 2016-07-04 Jan Beulich <jbeulich@suse.com>
11700 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
11702 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11705 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
11706 the insns, use an insn form that does not adjust the offset on
11707 little endian systems.
11709 2016-07-01 Jan Beulich <jbeulich@suse.com>
11711 * varasm.c (get_variable_section): Validate initializer in
11712 named .bss-like sections.
11714 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11716 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
11717 Exchange the order of the second and third operands in the vpermr
11718 instruction tmeplate.
11720 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
11723 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
11724 Disallow TDmode values.
11726 2016-07-01 Alan Modra <amodra@gmail.com>
11728 PR rtl-optimization/71709
11729 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
11730 being set, not referenced.
11732 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
11734 PR tree-optimization/70729
11735 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
11736 of loop since it can be not valid after transformation.
11738 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11740 * config/arm/arm.c (thumb_reload_in_hi): Delete.
11741 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
11743 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
11745 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
11748 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11751 * config/rs6000/constraints.md (wY constraint): New constraint to
11752 match the requirements for the LXSD and STXSD instructions.
11753 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
11754 predicate to match the requirements for the LXSD and STXSD
11756 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
11757 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
11758 to make sure that the bottom 2 bits of offset are 0, the address
11759 form is offsettable, and no updating is done in the address mode.
11760 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
11761 (movdi_internal32): Likewise
11762 (movdi_internal64): Likewise.
11764 2016-06-30 Jakub Jelinek <jakub@redhat.com>
11766 PR tree-optimization/71707
11767 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
11768 strinfo even for ADDR_EXPR ptr.
11770 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
11772 * config/rs6000/altivec.md (darn_32): Change the condition to
11773 TARGET_P9_MISC instead of TARGET_MODULO.
11774 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
11775 condition expression.
11776 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
11777 condition expression.
11778 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
11779 (DFP_TEST): New code iterator.
11780 (dfptstsfi_<code>_mode>): New define_expand.
11781 (*dfp_sgnfcnc_<mode>): New define_insn.
11782 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
11783 definition next to BU_P9_MISC_1 definition and change the MASK
11784 value to RS6000_BTM_P9_MISC.
11785 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
11786 (BU_P9_64BIT_MISC_0): Likewise.
11787 (BU_P9_DFP_MISC_0): New macro definition.
11788 (BU_P9_DFP_MISC_1): New macro definition.
11789 (BU_P9_DFP_MISC_2): New macro definition.
11790 (BU_P9_DFP_OVERLOAD_1): New macro definition.
11791 (BU_P9_DFP_OVERLOAD_2): New macro definition.
11792 (BU_P9_DFP_OVERLOAD_3): New macro definition.
11793 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
11794 (TSTSFI_LT_TD): Likewise.
11795 (TSTSFI_EQ_DD): Likewise.
11796 (TSTSFI_EQ_TD): Likewise.
11797 (TSTSFI_GT_DD): Likewise.
11798 (TSTSFI_GT_TD): Likewise.
11799 (TSTSFI_OV_DD): Likewise.
11800 (TSTSFI_OV_TD): Likewise.
11801 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
11802 (TSTSFI_LT_DD): Likewise.
11803 (TSTSFI_LT_TD): Likewise.
11804 (TSTSFI_EQ): Likewise.
11805 (TSTSFI_EQ_DD): Likewise.
11806 (TSTSFI_EQ_TD): Likewise.
11807 (TSTSFI_GT): Likewise.
11808 (TSTSFI_GT_DD): Likewise.
11809 (TSTSFI_GT_TD): Likewise.
11810 (TSTSFI_OV): Likewise.
11811 (TSTSFI_OV_DD): Likewise.
11812 (TSTSFI_OV_TD): Likewise.
11813 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11814 overloaded test significance functions.
11815 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11816 OPTION_MASK_P9_MISC into the representation of this mask.
11817 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
11819 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
11820 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
11822 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
11823 argument is a 6-bit unsigned literal value if the icode argument
11824 represents a DFP test significance built-in call.
11825 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
11826 flag used independently and in combination with the
11827 RS6000_BTM_64BIT flag.
11828 (rs6000_opt_masks): Add entry for power9-misc command-line option.
11829 (rs6000_builtin_mask_names): Add entry for power9-misc
11830 command-line option.
11831 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
11832 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
11833 RS6000_BTM_P9_MISC macros.
11834 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
11835 option and change the description of the -mpower9-vector option to
11836 enable only vector instructions, removing its erroneously claimed
11837 support for scalar instructions.
11838 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11839 the ISA 3.0 digital floating point test significance built-in
11842 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
11844 * config/aarch64/aarch64.c (cortexa35_tunings):
11845 Enable AES fusion. Use cortexa57_branch_cost.
11846 (cortexa53_tunings): Use cortexa57_branch_cost.
11847 (cortexa72_tunings): Use cortexa57_branch_cost.
11848 Use AUTOPREFETCHER_WEAK.
11849 (cortexa73_tunings): Use cortexa57_branch_cost.
11851 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11852 James Greenhalgh <james.greenhalgh@arm.com>
11854 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
11855 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
11856 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
11857 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
11858 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
11859 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
11860 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
11861 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
11862 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
11863 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
11864 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
11865 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
11866 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
11869 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
11870 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11872 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
11874 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
11876 2016-06-30 David Malcolm <dmalcolm@redhat.com>
11879 * gcc.c (driver::build_option_suggestions): Pass "option" to
11880 add_misspelling_candidates.
11881 * opts-common.c (add_misspelling_candidates): Add "option" param;
11882 use it to avoid adding negated forms for options marked with
11884 * opts.h (add_misspelling_candidates): Add "option" param.
11886 2016-06-30 Jakub Jelinek <jakub@redhat.com>
11888 PR middle-end/71693
11889 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
11890 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
11891 first when permuting bitwise operation with rotate. Cast
11892 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
11894 2016-06-29 David Malcolm <dmalcolm@redhat.com>
11896 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
11897 for misspelled param names.
11898 * params.c: Include spellcheck.h.
11899 (find_param_fuzzy): New function.
11900 * params.h (find_param_fuzzy): New prototype.
11901 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
11902 * spellcheck.h (struct edit_distance_traits<const char *>):
11905 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
11907 * config/rs6000/predicates.md (const_0_to_7_operand): New
11908 predicate, recognize 0..7.
11909 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
11910 support for doing extracts from V16QImode, V8HImode, V4SImode
11912 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
11913 vector extract support.
11914 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
11915 for ISA 3.0 vector extract.
11916 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
11917 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
11918 extracts of a constant element number from small integer vectors
11919 on 64-bit ISA 3.0 systems.
11920 (vsx_extract_<mode>_di): Likewise.
11921 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
11922 say when we can do ISA 3.0 vector extracts.
11923 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
11924 registers, using the stxsiwx instruction.
11926 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
11928 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
11929 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
11930 qdf24xx_regmove_cost, qdf24xx_tunings): New.
11931 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
11932 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
11933 * config/arm/arm.c (arm_qdf24xx_tune): New.
11935 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
11937 * config/aarch64/aarch64.c (cortexa53_tunings):
11938 Increase loop alignment to 8. Set function alignment to 16.
11939 (cortexa35_tunings): Likewise.
11940 (cortexa57_tunings): Increase loop alignment to 8.
11941 (cortexa72_tunings): Likewise.
11942 (cortexa73_tunings): Likewise.
11944 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
11946 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
11947 for arm_fp16_ok and arm_fp16_hw.
11948 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
11949 arm_fp16_alternative.
11951 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
11953 PR tree-optimization/71655
11954 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
11955 types when swapping operands.
11957 2016-06-29 Martin Liska <mliska@suse.cz>
11959 PR middle-end/71585
11960 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
11961 * ipa-inline-transform.c (inline_call): Remove unnecessary call
11962 of build_optimization_node.
11964 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
11966 PR tree-optimization/70729
11967 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
11968 independent in loops having positive safelen value.
11969 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
11970 it may be not valid after vectorization.
11972 2016-06-29 Jakub Jelinek <jakub@redhat.com>
11974 PR tree-optimization/71625
11975 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
11976 is sorted by ascending list->offset. If PTR is non-NULL and there is
11977 previous strinfo, call get_stridx_plus_constant.
11978 (get_stridx): Pass exp as second argument to get_addr_stridx.
11979 (addr_stridxptr): Add missing list = list->next, so that there can be
11980 more than one entries in the list. Bump limit from 16 to 32. Ensure
11981 the list is sorted by ascending list->offset.
11982 (get_stridx_plus_constant): Adjust so that it can be also called with
11983 ADDR_EXPR instead of SSA_NAME as PTR.
11984 (handle_char_store): Pass NULL_TREE as second argument to
11987 2016-06-29 Richard Biener <rguenther@suse.de>
11989 PR rtl-optimization/68961
11990 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
11992 2016-06-29 Richard Biener <rguenther@suse.de>
11994 PR middle-end/71002
11995 * alias.c (component_uses_parent_alias_set_from): Handle
11996 type punning through union accesses by using the union alias set.
11997 * gimple.c (gimple_get_alias_set): Remove union type punning case.
11999 2016-07-29 Richard Biener <rguenther@suse.de>
12001 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
12002 precision not matching mode precision.
12004 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
12006 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
12007 pa_output_arg_descriptor.
12008 (call_val_symref_64bit_post_reload): Likewise.
12009 (call_val_powf_64bit_post_reload): Likewise.
12010 (sibcall_internal_symref_64bit): Likewise.
12011 (sibcall_value_internal_symref_64bit): Likewise.
12013 2016-06-28 Jakub Jelinek <jakub@redhat.com>
12015 PR middle-end/71626
12016 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
12017 a constant, force its SUBREG_REG into memory or register instead
12020 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12023 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
12024 * doc/invoke.texi (AVR Options): Document it.
12026 2016-06-28 Walter Lee <walt@tilera.com>
12028 * config/tilegx/linux.h: Do not include arch/icache.h
12029 (CLEAR_INSN_CACHE): Provide inlined definition directly.
12030 * config/tilepro/linux.h: Do not include arch/icache.h
12031 (CLEAR_INSN_CACHE): Provide inlined definition directly.
12033 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
12035 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
12036 for big-endian BIT_FIELD_REF.
12038 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
12040 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
12041 ('size' attribute): Add '128'.
12043 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
12044 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
12045 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
12046 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
12047 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
12048 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
12049 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
12050 *trunc<mode>df2_odd): Set size attribute to '128'.
12051 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
12052 * config/rs6000/power6.md (power6-fp): Include dfp type.
12053 * config/rs6000/power7.md (power7-fp): Likewise.
12054 * config/rs6000/power8.md (power8-fp): Likewise.
12055 * config/rs6000/power9.md: New file.
12056 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
12057 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
12058 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
12060 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
12061 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12062 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
12063 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
12064 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
12065 dfp_dscri_<mode>): Change type attribute to dfp.
12066 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
12067 attribute to vecsimple.
12068 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
12069 and prefetch streams.
12070 (rs6000_option_override_internal): Remove temporary code setting
12071 tuning to power8. Don't set rs6000_sched_groups for power9.
12072 (last_scheduled_insn): Change to rtx_insn *.
12073 (divide_cnt, vec_load_pendulum): New variables.
12074 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
12075 (rs6000_issue_rate): Set issue rate for Power9.
12076 (is_power9_pairable_vec_type): New.
12077 (power9_sched_reorder2): New.
12078 (rs6000_sched_reorder2): Call new function for Power9 specific
12080 (insn_must_be_first_in_group): Remove Power9.
12081 (insn_must_be_last_in_group): Likewise.
12082 (force_new_group): Likewise.
12083 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
12084 Initialize divide_cnt/vec_load_pendulum.
12085 (_rs6000_sched_context, rs6000_init_sched_context,
12086 rs6000_set_sched_context): Handle context save/restore of new
12089 2016-06-28 Richard Biener <rguenther@suse.de>
12091 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
12092 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
12093 COMPONENT_REF operand.
12094 (nonoverlapping_component_refs_p): Likewise.
12095 * stor-layout.c (start_bitfield_representative): Mark
12096 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
12098 2016-06-28 Jakub Jelinek <jakub@redhat.com>
12100 * Makefile.in: Don't cat ../stage_current if it does not exist.
12102 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
12103 last argument is a bit-field.
12105 PR rtl-optimization/71673
12106 * internal-fn.c (expand_arith_overflow_result_store): Use
12107 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
12108 expand_simple_binop.
12110 PR middle-end/66867
12111 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
12112 expand_ifn_atomic_compare_exchange): New functions.
12113 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
12114 * tree.h (build_call_expr_internal_loc): Rename to ...
12115 (build_call_expr_internal_loc_array): ... this. Fix up type of
12117 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
12118 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
12119 ATOMIC_COMPARE_EXCHANGE result.
12120 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
12121 * gimple-fold.h (optimize_atomic_compare_exchange_p,
12122 fold_builtin_atomic_compare_exchange): New prototypes.
12123 * gimple-fold.c (optimize_atomic_compare_exchange_p,
12124 fold_builtin_atomic_compare_exchange): New functions..
12125 * tree-ssa.c (execute_update_addresses_taken): If
12126 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
12127 of call when finding addressable vars, and if such var becomes
12128 non-addressable, call fold_builtin_atomic_compare_exchange.
12130 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
12133 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
12134 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
12136 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
12138 * config/rs6000/rs6000.md ('type' attribute): Add
12139 veclogical,veccmpfx,vecexts,vecmove insn types.
12140 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
12141 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
12142 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
12143 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
12144 *nabs<mode>2_hw): Change type to vecmove.
12145 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
12146 *boolcc<mode>3_internal, *eqv<mode>3_internal,
12147 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
12148 *ieee_128bit_vsx_abs<mode>2_internal,
12149 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
12150 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
12151 *ieee128_mtvsrd_32bit): Change type to veclogical.
12152 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
12153 *movdi_internal32, *movdi_internal64): Update insn types.
12154 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
12155 vsx_extract_<mode>): Change type to veclogical.
12156 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
12157 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
12158 *vsx_sign_extend_si_v2di): Change type to vecexts.
12159 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
12160 type to veclogical.
12161 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
12162 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
12163 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
12164 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
12165 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12166 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
12167 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
12168 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
12169 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
12170 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
12171 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
12172 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
12173 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
12174 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
12175 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
12176 (ppc7450-vecsimple): Add veclogical, vecmove.
12177 (ppc7450-veccmp): Add veccmpfx.
12178 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
12180 (ppc8540_vector_compare): Add veccmpfx.
12181 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
12182 * config/rs6000/cell.md (cell-fp): Add fpsimple.
12183 (cell-vecsimple): Add veclogical, vecmove.
12184 (cell-veccmp): Add veccmpfx.
12185 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
12186 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
12188 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
12189 * config/rs6000/power4.md (power4-fp): Add fpsimple.
12190 (power4-vecsimple): Add veclogical, vecmove.
12191 (power4-veccmp): Add veccmpfx.
12192 * config/rs6000/power5.md (power5-fp): Add fpsimple.
12193 * config/rs6000/power6.md (power6-fp): Add fpsimple.
12194 (power6-vecsimple): Add veclogical, vecmove.
12195 (power6-veccmp): Add veccmpfx.
12196 * config/rs6000/power7.md (power7-fp): Add fpsimple.
12197 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
12198 * config/rs6000/power8.md (power8-fp): Add fpsimple.
12199 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
12200 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
12201 * config/rs6000/titan.md (titan_fp): Add fpsimple.
12202 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
12204 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
12206 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
12209 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12210 OPTION_MASK_P9_DFORM_VECTOR.
12211 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
12212 disable -mpower9-dform-vector when using reload.
12213 (quad_address_p): Remove 'gpr_p' argument and all associated code.
12214 New 'strict' argument. Update all callers. Add strict addressing
12216 (rs6000_legitimate_offset_address_p): Remove call to
12217 virtual_stack_registers_memory_p.
12218 (rs6000_legitimize_reload_address): Add quad address support.
12219 (rs6000_legitimate_address_p): Move call to quad_address_p above
12220 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
12221 to account for new strict usage.
12222 (rs6000_output_move_128bit): Adjust quad_address_p args to account
12223 for new strict usage.
12224 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
12226 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
12233 * config/i386/i386.c (ix86_spill_class): Disable condition to
12234 always return NO_REGS.
12236 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
12238 * predict.c: Include gimple-pretty-print.h
12239 (predicted_by_loop_heuristics_p): Check also
12240 PRED_LOOP_EXIT_WITH_RECURSION
12241 (predict_loops): Find self recursive calls and use special purpose
12242 predictors for them; dump log about decisions.
12243 (pass_profile::execute): Dump info about #of iterations.
12244 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
12245 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
12247 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
12249 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
12250 output_asm_insn calls and shorten long lines. Output .CALL
12251 argument descriptor using pa_output_arg_descriptor. Add various
12252 inline $$dyncall and other optimizations.
12253 (pa_attr_length_indirect_call): Adjust ordering and lengths.
12255 2016-06-25 Jakub Jelinek <jakub@redhat.com>
12257 PR tree-optimization/71643
12258 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
12261 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
12262 leak a bitmap if dep_bb is NULL.
12264 PR tree-optimization/71631
12265 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
12266 to rewrite_expr_tree even if negate_result, move new_lhs var
12267 declaration and initialization earlier, for powi_result set afterwards
12268 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
12269 if new_lhs != lhs, and don't shadow gsi var.
12271 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
12273 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
12274 Add in_loop parameter.
12275 (predict_loops): Add loop guard heuristics.
12276 * predict.def (PRED_LOOP_GUARD): New heuristics.
12278 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
12280 * predict.c: Include ipa-utils.h
12281 (tree_bb_level_prediction): Predict recursive calls.
12282 (tree_estimate_probability_bb): Skip inexpensive calls for call
12284 * predict.def (PRED_RECURSIVE_CALL): New.
12286 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12288 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
12289 (BU_FLOAT128_1): Likewise.
12291 (COPYSIGNQ): Likewise.
12292 (RS6000_BUILTIN_NANQ): Likewise.
12293 (RS6000_BUILTIN_NANSQ): Likewise.
12294 (RS6000_BUILTIN_INFQ): Likewise.
12295 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
12296 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
12297 (TARGET_FOLD_BUILTIN): New #define.
12298 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
12299 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
12300 (rs6000_fold_builtin): New target hook implementation, handling
12301 folding of 128-bit NaNs and infinities.
12302 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
12303 entries are filled in to avoid problems during bootstrap
12304 self-test; define builtins for 128-bit NaNs and infinities.
12305 (rs6000_opt_mask): Add entry for float128.
12306 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
12307 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
12308 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
12309 (const_str_type_node): New #define.
12310 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
12311 to a define_expand that dispatches to either copysign<mode>3_soft
12312 or copysign<mode>3_hard.
12313 (copysign<mode>3_hard): Rename from copysign<mode>3.
12314 (copysign<mode>3_soft): New define_insn.
12315 * doc/extend.texi: Document new builtins.
12317 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12319 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
12320 PRIu64 instead of lu.
12322 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
12325 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
12326 copy the type name.
12328 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12330 PR tree-optimization/71647
12331 * omp-low.c (lower_rec_input_clauses): Convert
12332 omp_clause_aligned_alignment (c) to size_type_node for the
12333 last argument of __builtin_assume_aligned.
12335 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
12337 * configure.ac (calling ___tls_get_addr via GOT): New
12338 assembler/linker check.
12339 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
12340 assembler and linker supports calling ___tls_get_addr via GOT.
12341 Otherise, defined to 0.
12342 * config.in: Regenerated.
12343 * configure: Likewise.
12344 * config/i386/constraints.md (Yb): New constraint.
12345 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
12346 (REG_CLASS_NAMES): Likewise.
12347 (REG_CLASS_CONTENTS): Likewise.
12348 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
12349 the b constraint with the Yb constraint. Call ___tls_get_addr
12350 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
12352 (*tls_local_dynamic_base_32_gnu): Likewise.
12353 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
12354 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
12355 (*tls_local_dynamic_base_64_<mode>): Likewise.
12357 2016-06-24 Martin Liska <mliska@suse.cz>
12359 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
12360 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
12362 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
12363 argument to true if the expected number of iterations is
12366 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
12368 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
12369 assemble for 32bit target.
12370 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
12371 and $ld_ix86_gld_32_opt to link for 32bit target.
12372 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
12373 * configure: Regenerate.
12375 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12377 * config/arm/arm.c (int_log2): Delete definition and prototype.
12378 (shift_op): Use exact_log2 instead of int_log2.
12379 (vfp3_const_double_for_fract_bits): Likewise.
12381 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12383 * internal-fn.c (expand_arith_set_overflow): New function.
12384 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
12386 (expand_arith_overflow_result_store): Likewise. Handle precision
12387 smaller than mode precision.
12388 * tree-vrp.c (extract_range_basic): For imag part, handle
12389 properly signed 1-bit precision result.
12390 * doc/extend.texi (__builtin_add_overflow): Document that last
12391 argument can't be pointer to enumerated or boolean type.
12392 (__builtin_add_overflow_p): Document that last argument can't
12393 have enumerated or boolean type.
12395 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12396 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12398 * config/rs6000/predicates.md (splat_input_operand): Rework.
12399 Don't allow constants, since the insns that use this predicate
12400 don't support constants. Constants are handled by other insns
12401 that are created via combine. During and after register
12402 allocation, only allow indexed or indirect addresses, and not
12403 general addresses. Only allow modes supported by the hardware.
12404 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
12405 comment. Move check for using VSPLTIS<x> to a common location,
12406 instead of doing it in two different places.
12408 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
12410 * config/i386/driver-i386.c (host_detect_local_cpu): Set
12411 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
12412 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
12413 signature_CENTAUR_ebx.
12415 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
12419 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
12420 (as_ix86_gas_32_opt): This.
12421 (ld_ix86_tls_ldm_opt): Renamed to ...
12422 (ld_ix86_gld_32_opt): This.
12423 (R_386_TLS_LDM reloc): Updated.
12424 (R_386_GOT32X reloc): New assembler/linker check.
12425 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
12426 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
12428 * config.in: Regenerated.
12429 * configure: Likewise.
12430 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
12431 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
12432 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
12433 if ix86_force_load_from_GOT_p returns true.
12434 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
12435 ix86_force_load_from_GOT_p returns true.
12436 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
12437 the external function address via the GOT slot.
12438 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
12439 HAVE_AS_IX86_GOT32X before returning false.
12440 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
12441 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
12443 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
12445 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
12447 2016-06-23 Andi Kleen <ak@linux.intel.com>
12449 * Makefile.in: Regenerate.
12450 * doc/install.texi: Document autoprofiledbootstrap.
12452 2016-06-23 Andi Kleen <ak@linux.intel.com>
12454 * config/i386/gcc-auto-profile: New file.
12456 2016-06-23 Martin Liska <mliska@suse.cz>
12458 PR middle-end/71619
12459 * predict.c (predict_loops): Revert the hunk that was removed
12462 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
12464 * config.gcc: Add support for arm*-*-phoenix* targets.
12465 * config/arm/t-phoenix: New.
12466 * config/phoenix.h: New.
12468 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
12469 H.J. Lu <hongjiu.lu@intel.com>
12472 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
12473 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
12474 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
12475 ix86_force_load_from_GOT_p returns true.
12476 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
12477 ix86_force_load_from_GOT_p returns true.
12478 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
12479 ix86_force_load_from_GOT_p returns true.
12480 (ix86_expand_move): Load the external function address via the
12481 GOT slot if ix86_force_load_from_GOT_p returns true.
12482 * config/i386/predicates.md (x86_64_immediate_operand): Return
12483 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
12484 (x86_64_zext_immediate_operand): Ditto.
12486 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
12488 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
12490 2016-06-22 David Malcolm <dmalcolm@redhat.com>
12493 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
12494 * diagnostic.c (pedwarn_at_rich_loc): New function.
12495 * spellcheck.h (best_match::best_match): Add a
12496 "best_distance_so_far" optional parameter.
12497 (best_match::set_best_so_far): New method.
12498 (best_match::get_best_distance): New accessor.
12499 (best_match::get_best_candidate_length): New accessor.
12501 2016-06-22 Nick Clifton <nickc@redhat.com>
12503 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
12504 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
12505 modes are accepted as well.
12506 (ucompare_loc_descriptor): Likewise.
12507 (minmax_loc_descriptor): Likewise.
12508 (clz_loc_descriptor): Likewise.
12509 (popcount_loc_descriptor): Likewise.
12510 (bswap_loc_descriptor): Likewise.
12511 (rotate_loc_descriptor): Likewise.
12512 (mem_loc_descriptor): Likewise.
12513 (loc_descriptor): Likewise.
12515 2016-06-22 David Malcolm <dmalcolm@redhat.com>
12517 * common.opt (fdiagnostics-parseable-fixits): New option.
12518 * diagnostic.c: Include "selftest.h".
12519 (print_escaped_string): New function.
12520 (print_parseable_fixits): New function.
12521 (diagnostic_report_diagnostic): Call print_parseable_fixits.
12522 (selftest::assert_print_escaped_string): New function.
12523 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
12524 (selftest::test_print_escaped_string): New function.
12525 (selftest::test_print_parseable_fixits_none): New function.
12526 (selftest::test_print_parseable_fixits_insert): New function.
12527 (selftest::test_print_parseable_fixits_remove): New function.
12528 (selftest::test_print_parseable_fixits_replace): New function.
12529 (selftest::diagnostic_c_tests): New function.
12530 * diagnostic.h (struct diagnostic_context): Add field
12531 "parseable_fixits_p".
12532 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12533 -fdiagnostics-parseable-fixits.
12534 (-fdiagnostics-parseable-fixits): New option.
12535 * opts.c (common_handle_option): Handle
12536 -fdiagnostics-parseable-fixits.
12537 * selftest-run-tests.c (selftest::run_tests): Call
12538 selftest::diagnostic_c_tests.
12539 * selftest.h (selftest::diagnostic_c_tests): New prototype.
12541 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
12543 PR tree-optimization/71488
12544 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
12545 comparison of boolean vectors.
12546 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
12547 of boolean vectors using bitwise operations.
12549 2016-06-22 Andreas Schwab <schwab@suse.de>
12551 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
12552 Remove declaration.
12554 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
12556 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
12558 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
12560 * config/i386/i386.c (print_reg): Emit an error message on attempt to
12563 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12565 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
12566 * config/arm/arm-cores.def (cortex-a73): New entry.
12567 (cortex-a73.cortex-a35): Likewise.
12568 (cortex-a73.cortex-a53): Likewise.
12569 * config/arm/arm-tables.opt: Regenerate.
12570 * config/arm/arm-tune.md: Likewise.
12571 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
12572 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
12573 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
12574 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
12575 * doc/invoke.texi (ARM Options): Document cortex-a73,
12576 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
12578 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12580 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
12581 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
12582 (cortex-a73.cortex-a35): Likewise.
12583 (cortex-a73.cortex-a53): Likewise.
12584 * config/aarch64/aarch64-tune.md: Regenerate.
12585 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
12586 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
12589 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12591 * configure.ac (gcc_cv_as_compress_debug): Remove
12592 --compress-debug-sections as extra as switch.
12593 Handle gas --compress-debug-sections=type.
12594 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
12595 Handle gld --compress-debug-sections=type.
12596 * configure: Regenerate.
12598 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
12600 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
12602 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
12604 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
12605 (do_rewrite): likewise.
12607 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12609 * common/config/mep/mep-common.c: Remove.
12610 * config.gcc: Remove mep-* support.
12611 * config/mep/constraints.md: Remove.
12612 * config/mep/default.h: Remove.
12613 * config/mep/intrinsics.h: Remove.
12614 * config/mep/intrinsics.md: Remove.
12615 * config/mep/ivc2-template.h: Remove.
12616 * config/mep/mep-c5.cpu: Remove.
12617 * config/mep/mep-core.cpu: Remove.
12618 * config/mep/mep-default.cpu: Remove.
12619 * config/mep/mep-ext-cop.cpu: Remove.
12620 * config/mep/mep-intrin.h: Remove.
12621 * config/mep/mep-ivc2.cpu: Remove.
12622 * config/mep/mep-pragma.c: Remove.
12623 * config/mep/mep-protos.h: Remove.
12624 * config/mep/mep.c: Remove.
12625 * config/mep/mep.cpu: Remove.
12626 * config/mep/mep.h: Remove.
12627 * config/mep/mep.md: Remove.
12628 * config/mep/mep.opt: Remove.
12629 * config/mep/predicates.md: Remove.
12630 * config/mep/t-mep: Remove.
12631 * doc/install.texi: Remove mep-* documentation.
12632 * doc/md.texi: Likewise.
12634 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12636 * config.gcc: Remove support for avr-rtems.
12637 * config/avr/gen-avr-mmcu-specs.c: Likewise.
12638 * config/avr/rtems.h: Remove.
12639 * config/avr/t-rtems: Remove.
12641 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12643 * config.gcc: Remove m32r-rtems support.
12644 * config/m32r/rtems.h: Remove.
12646 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12648 * config.gcc: Remove h8300-rtems support.
12649 * config/h8300/rtems.h: Remove.
12650 * config/h8300/t-rtems: Remove.
12652 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12654 * config.gcc: Remove support for knetbsd.
12655 * configure.ac: Likewise.
12656 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
12657 * config/knetbsd-gnu.h: Remove.
12658 * configure: Regenerate.
12660 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12662 * config.gcc: Remove support for openbsd 2 and 3.
12663 * config/openbsd-oldgas.h: Remove.
12665 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12667 * config.gcc: Remove interix support.
12668 * config/i386/i386-interix.h: Remove.
12669 * config/i386/interix.opt: Remove.
12670 * config/i386/t-interix: Remove.
12671 * configure: Regenerate.
12672 * configure.ac: Remove interix support.
12673 * doc/install.texi: Remove interix documentation.
12675 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
12677 * config/rs6000/rs6000.h: Add conditional preprocessing directives
12678 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
12681 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12683 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
12684 they are both PLACEHOLDER_EXPRs.
12686 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12688 * stor-layout.c (layout_type): Move setting complex MODE to
12689 layout_type, instead of setting it ahead of time by the caller.
12690 * tree.c (build_complex_type): Likewise.
12692 2016-06-21 Martin Liska <mliska@suse.cz>
12694 * predict.c (force_edge_cold): Replace imposisble with
12697 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12699 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
12700 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
12702 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12704 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
12706 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
12707 Ilya Enkovich <ilya.enkovich@intel.com>
12710 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
12711 New member function to convert V1TImode register to SUBREG
12712 TImode in debug insn.
12713 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
12714 after changing register mode to V1TImode.
12716 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
12718 * config/aarch64/aarch64-cores.def (vulcan): New core.
12719 * config/aarch64/aarch64-tune.md: Regenerate.
12720 * doc/invoke.texi: Document vulcan as an available option.
12722 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12724 * cse.c (canon_asm_operands): New function extracted from...
12725 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
12726 either standalone or member of a PARALLEL.
12728 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12731 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
12732 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
12733 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
12735 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12738 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
12739 constant addresses if can_create_pseudo_p.
12741 2016-06-21 Jakub Jelinek <jakub@redhat.com>
12743 PR tree-optimization/71588
12744 * tree-ssa-strlen.c (valid_builtin_call): New function.
12745 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
12748 2016-06-20 Jakub Jelinek <jakub@redhat.com>
12750 PR middle-end/71581
12751 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
12752 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
12753 for conversion of scalar user var to complex type and use the
12754 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
12757 PR rtl-optimization/71591
12758 * toplev.c (toplev::run_self_tests): If no_backend, complain and
12759 don't run any tests.
12761 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
12764 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
12765 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
12766 space for PIC with non-v32 and the common non-PIC "jump".
12768 2016-06-20 Jakub Jelinek <jakub@redhat.com>
12771 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
12772 returned values and add UN*/LTGT/*ORDERED cases with values matching
12773 D operand modifier on vcmp for AVX.
12775 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12777 * config/aarch64/aarch64.opt
12778 (mpc-relative-literal-loads): Rename internal option name.
12779 * config/aarch64/aarch64.c
12780 (aarch64_nopcrelative_literal_loads): Rename to
12781 aarch64_pcrelative_literal_loads.
12782 (aarch64_expand_mov_immediate): Likewise.
12783 (aarch64_secondary_reload): Likewise.
12784 (aarch64_can_use_per_function_literal_pools_p): Likewise.
12785 (aarch64_override_options_after_change_1): Rename and simplify logic.
12786 (aarch64_classify_symbol): Merge large model checks into switch,
12787 remove pc-relative load check.
12789 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12791 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
12792 costs relative to the cost of a register move.
12794 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12796 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
12797 (vcvt_n_f64_u64): Likewise.
12798 (vcvt_n_s64_f64): Likewise.
12799 (vcvt_n_u64_f64): Likewise.
12800 (vcvt_f64_s64): Likewise.
12801 (vrecpe_f64): Likewise.
12802 (vcvt_f64_u64): Likewise.
12803 (vrecps_f64): Likewise.
12805 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12807 * config/aarch64/aarch64.md
12808 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
12810 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
12812 * config/aarch64/aarch64-builtins.c
12813 (aarch64_types_binop_uss_qualifiers): Delete.
12814 (TYPES_BINOP_USS): Likewise.
12815 (aarch64_types_binop_sus_qualifiers): Likewise.
12816 (TYPES_BINOP_SUS): Likewise.
12817 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
12818 (TYPES_FCVTIMM_SUS): Likewise.
12819 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
12821 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
12822 (fcvtzs): Use SHIFTIMM rather than BINOP.
12823 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
12825 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12827 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
12828 costs relative to the cost of a register move.
12830 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12832 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
12833 Allow scalar/single vector modes to be tieable.
12835 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12837 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
12839 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12841 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
12843 * tree.h (TYPE_ALIGN): Likewise.
12845 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
12848 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
12850 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
12852 * config/avr/avr.c (avr_print_operand): Fix "format not a string
12853 literal" build warnings.
12854 (avr_print_operand_address): Dito.
12856 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
12859 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
12860 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
12862 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
12864 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
12866 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
12869 * reload1.c (reload): Pass 0 to finish_spills when called because
12870 update_eliminables_and_spill returns true and remove did_spill.
12871 (finish_spills): Adjust comment and document GLOBAL parameter.
12873 2016-06-17 DJ Delorie <dj@redhat.com>
12876 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
12877 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
12878 (umulqihi3_virt): Likewise.
12879 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
12880 (umulqihi3_real): Likewise.
12882 2016-06-17 Martin Liska <mliska@suse.cz>
12884 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
12886 2016-06-17 Martin Liska <mliska@suse.cz>
12888 * predict.def: PRED_LOOP_EXIT from 92 to 85.
12890 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
12892 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
12894 (vaddq_f32): Likewise.
12895 (vmul_f32): Likewise.
12896 (vmulq_f32): Likewise.
12897 (vsub_f32): Likewise.
12898 (vsubq_f32): Likewise.
12900 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12902 PR tree-optimization/71347
12903 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
12904 cost for all uses in group.
12906 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12908 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
12909 insert gimple seq if it's not empty.
12911 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12913 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
12915 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
12916 rather than OFFSET.
12917 (comp_dr_with_seg_len_pair): Ditto.
12918 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
12919 struct dr_with_seg_len_pair against DR_OFFSET.
12920 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
12921 DR_OFFSET directly.
12923 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
12925 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
12927 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
12929 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
12930 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
12931 (pa_output_millicode_call): Likewise.
12932 (pa_output_call): Likewise.
12933 (pa_output_indirect_call): Likewise.
12934 (pa_asm_output_mi_thunk): Likewise.
12936 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12938 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
12940 2016-06-16 Martin Liska <mliska@suse.cz>
12942 * predict.c (combine_predictions_for_insn): When we find a first
12943 match predictor, we should consider just predictors with
12944 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
12945 DS theory predictor.
12946 (combine_predictions_for_bb): Likewise.
12948 2016-06-16 Jakub Jelinek <jakub@redhat.com>
12950 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
12951 with base of reference to struct.
12953 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
12955 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
12957 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12960 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
12961 progmem_swtable_section.
12962 (progmem_swtable_section): Remove.
12963 (avr_asm_function_rodata_section): Remove.
12964 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
12965 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
12967 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
12969 * config/i386/driver-i386.c (host_detect_local_cpu): Set
12970 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
12971 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
12972 signature_CENTAUR_ebx.
12973 * config/i386/i386.c (ix86_option_override_internal): Add
12974 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
12975 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
12976 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
12978 2016-06-16 Martin Liska <mliska@suse.cz>
12980 * predict.def: Add fortran loop preheader predictor.
12981 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
12982 fold IFN_BUILTIN_EXPECT with a known constant argument.
12984 2016-06-16 Martin Liska <mliska@suse.cz>
12986 * predict.def: Add 'Fortran' to display text of all
12987 PRED_FORTRAN_* predictors.
12989 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
12992 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
12993 [IA64_BUILTIN_NANSQ]: Ditto.
12994 (ia64_fold_builtin): New function.
12995 (TARGET_FOLD_BUILTIN): New define.
12996 (ia64_init_builtins) Declare const_string_type node.
12997 Add __builtin_nanq and __builtin_nansq builtin functions.
12998 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
13000 2016-06-16 Nick Clifton <nickc@redhat.com>
13002 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
13003 MSP430_HWMULT_ prefix to enum values.
13004 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
13005 * config/msp430/msp430.c: Update use of enum values.
13006 * config/msp430/msp430.md: Likewise.
13007 * config/msp430/msp430.opt: Likewise.
13009 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
13011 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
13012 of comparsions in the last iteration.
13014 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
13015 Joern Rennecke <joern.rennecke@embecosm.com>
13017 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
13019 (arc_needs_pcl_p): Add GOTOFFPC.
13020 (arc_legitimate_pic_addr_p): Likewise.
13021 (arc_output_pic_addr_const): Likewise.
13022 (arc_legitimize_pic_address): Generate a pc-relative address using
13024 (arc_output_libcall): Use @pcl syntax.
13025 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
13026 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
13027 (*movsi_insn): Use @pcl syntax.
13028 (doloop_begin_i): Likewise.
13030 2016-06-16 Martin Liska <mliska@suse.cz>
13032 * predict.def: Define a new predictor.
13034 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
13036 * config/arc/arc.opt (mtp-regno): Update text.
13038 2016-06-16 Renlin Li <renlin.li@arm.com>
13040 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
13042 2016-06-16 Jakub Jelinek <jakub@redhat.com>
13045 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
13046 (setcc + and peephole2): Likewise.
13048 PR rtl-optimization/71532
13049 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
13052 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
13054 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
13055 DImode constants with XXSPLTIB in vector registers.
13056 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
13057 vsx_extract_<mode>_internal{1,2} into a single insn that handles
13058 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
13059 extraction of the element at the top of the register as a scalar
13061 (vsx_extract_<mode>_internal1): Likewise.
13062 (vsx_extract_<mode>_internal2): Likewise.
13063 * config/rs6000/constraints.md (wi constraint): Remove a comment
13064 about DImode not being allowed in Altivec registers.
13065 (wB constraint): New constraint for constants that can be
13066 generated in Altivec registers with VSPLTISW/VUPKHSW.
13067 * config/rs6000/predicates.md (xxspltib_constant_split): Update
13069 (xxspltib_constant_nosplit): Likewise.
13070 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
13071 support for -mupper-regs-di to enable DImode to go into Altivec
13073 (POWERPC_MASKS): Likewise.
13074 (power7 cpu): Likewise.
13075 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
13076 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
13077 for DImode being allowed in Altivec registers. Update wi/wj
13078 constraints. Set scalar_in_vmx_p flag.
13079 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
13080 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
13081 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
13082 (rs6000_opt_masks): Add -mupper-regs-di.
13083 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
13084 direct move to use wi and not wj.
13085 (lfiwzx): Likewise.
13086 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
13088 (floatunssi<mode>2_lfiwzx_mem): Likewise.
13089 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
13090 any VSX register, instead of just Altivec registers, to allow
13091 either operand to be an Altivec register or both.
13092 (fixuns_trunc<mode>di2_fctiduz): Likewise.
13093 (movdi_internal32): Add support for -mupper-regs-di. Add support
13094 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
13095 the alternatives and attributes to be lined up to be easier to
13097 (movdi_internal64): Likewise.
13098 (64-bit DImode splitters): Change predicates to only split loading
13099 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
13100 load constants in ISA 3.0 or ISA 2.07 respectively.
13101 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
13102 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
13103 mention -mcpu=power9 sets these options.
13104 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
13107 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13110 * config/avr/avr.c (avr_set_current_function): Warn misspelled
13111 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
13112 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
13113 by default to warn misspelled interrupt/ signal handler.
13114 * doc/invoke.texi (AVR Options): Document it. Update description
13115 for -nodevicelib option.
13117 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13119 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
13120 up parentheses. Use GET_MODE_UNIT_BITSIZE.
13121 (aarch64_<sur>shll2_n<mode>): Likewise.
13123 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
13125 PR middle-end/71529
13126 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
13127 DECL_CONTEXT for copied arguments.
13129 2016-06-15 Alan Hayward <alan.hayward@arm.com>
13131 PR tree-optimization/71483
13132 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
13135 2016-06-15 Martin Liska <mliska@suse.cz>
13137 * predict.c (tree_predict_by_opcode): Call predict_edge_def
13138 instead of predict_edge w/o a probability.
13140 2016-06-15 Alan Hayward <alan.hayward@arm.com>
13142 PR tree-optimization/71439
13143 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
13146 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13148 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
13149 register subregs in SET_SRC.
13151 2016-06-15 Richard Biener <rguenther@suse.de>
13153 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
13154 store restrictions.
13156 2016-06-15 Richard Biener <rguenther@suse.de>
13158 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
13159 not consider dependences between accesses that belong to the
13161 (vect_analyze_data_ref_dependences): Do not analyze read-read
13162 or self-dependences.
13164 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13166 * spellcheck-tree.c: Include spellcheck-tree.h rather than
13168 (find_closest_identifier): Reimplement in terms of
13169 best_match<tree,tree>.
13170 * spellcheck-tree.h: New file.
13171 * spellcheck.c (struct edit_distance_traits<const char *>): New
13173 (find_closest_string): Reimplement in terms of
13174 best_match<const char *, const char *>.
13175 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
13176 overload to spellcheck-tree.h.
13177 (find_closest_identifier): Likewise.
13178 (struct edit_distance_traits<T>): New template.
13179 (class best_match): New class.
13181 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13183 * selftest-run-tests.c (selftest::run_tests): Call
13184 selftest::spellcheck_tree_c_tests.
13185 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
13186 * spellcheck-tree.c: Include selftest.h and stringpool.h.
13187 (selftest::test_find_closest_identifier): New function.
13188 (selftest::spellcheck_tree_c_tests): New function.
13189 * spellcheck.c (selftest::test_find_closest_string): Verify that
13190 the order of the vec does not affect the results for this case.
13191 (selftest::test_data): New array.
13192 (selftest::test_metric_conditions): New function.
13193 (selftest::spellcheck_c_tests): Add a test of case-comparison.
13194 Call selftest::test_metric_conditions.
13196 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13198 * config/rs6000/rs6000-builtin.def (commentary): Typo.
13199 (BU_P9_MISC_1): Likewise.
13200 (BU_P9_64BIT_MISC_0): Likewise.
13201 (BU_P9_MISC_0): Likewise.
13203 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13205 * gcc-rich-location.c
13206 (gcc_rich_location::add_fixit_misspelled_id): New method.
13207 * gcc-rich-location.h
13208 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
13210 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
13212 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
13213 FreeBSD 11 and above.
13215 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
13217 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
13219 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13221 * expmed.h: Close parenthesis in "at your option" in copyright
13223 * lower-subreg.h: Likewise.
13225 2016-06-14 Richard Biener <rguenther@suse.de>
13227 PR middle-end/71526
13228 * genmatch.c (expr::gen_transform): Use in_type for comparisons
13231 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13233 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
13235 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
13236 mask+shift version.
13237 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
13239 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
13240 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
13242 2016-06-14 Richard Biener <rguenther@suse.de>
13244 PR tree-optimization/71522
13245 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
13246 copying into float copying.
13248 2016-06-14 Jakub Jelinek <jakub@redhat.com>
13250 PR tree-optimization/71520
13251 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
13252 (replace_block_by): Move user labels from bb1 to bb2.
13254 2016-06-14 Richard Biener <rguenther@suse.de>
13256 PR middle-end/71310
13258 * expr.h (get_bit_range): Declare.
13259 * expr.c (get_bit_range): Export.
13260 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
13261 word_mode again to constrain the bitfield access.
13263 2016-06-14 Richard Biener <rguenther@suse.de>
13265 PR tree-optimization/71521
13266 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
13267 division int_const_binop against zero divisor.
13269 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13271 * config/i386/i386.md (signbittf2): New expander.
13272 * config/i386/sse.md (ptesttf2): New insn pattern.
13274 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13277 * input.c (selftest::test_reading_source_line): Avoid reading from
13278 __FILE__ by creating a tempfile with known content and reading
13281 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13283 * pretty-print.c (assert_pp_format_colored): Skip the test if
13285 (test_pp_format): Remove comment about GCC_COLORS.
13287 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13289 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
13290 * pretty-print.c (assert_pp_format_va): Add location param and use
13291 it with ASSERT_STREQ_AT.
13292 (assert_pp_format): Add location param and pass it to
13293 assert_pp_format_va.
13294 (assert_pp_format_colored): Likewise.
13295 (ASSERT_PP_FORMAT_1): New.
13296 (ASSERT_PP_FORMAT_2): New.
13297 (ASSERT_PP_FORMAT_3): New.
13298 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
13299 explicitly, or implicitly via the above macros.
13300 * selftest.c (selftest::pass): Use a selftest::location rather
13301 than file and line.
13302 (selftest::fail): Likewise. Print the function name.
13303 (selftest::fail_formatted): Likewise.
13304 (selftest::assert_streq): Use a selftest::location rather than
13306 * selftest.h (selftest::location): New struct.
13307 (SELFTEST_LOCATION): New macro.
13308 (selftest::pass): Accept a const location & rather than file
13310 (selftest::fail): Likewise.
13311 (selftest::fail_formatted): Likewise.
13312 (selftest::assert_streq): Likewise.
13313 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
13314 (ASSERT_FALSE): Likewise.
13315 (ASSERT_EQ): Likewise.
13316 (ASSERT_NE): Likewise.
13317 (ASSERT_STREQ): Likewise.
13318 (ASSERT_PRED1): Likewise.
13319 (ASSERT_STREQ_AT): New macro.
13321 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13323 * selftest.c (selftest::fail_formatted): New function.
13324 (selftest::assert_streq): New function.
13325 * selftest.h (selftests::fail_formatted): New decl.
13326 (selftest::assert_streq): New decl.
13327 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
13329 2016-06-13 Jeff Law <law@redhat.com>
13331 PR tree-optimization/71403
13332 * tree-ssa-threadbackward.c
13333 (convert_and_register_jump_thread_path): No longer accept reference
13334 to path. Do not pop items off the path anymore.
13335 (fsm_find_control_statement_thread_paths): Do not allow threading
13336 to a deeper loop nest. Pop the last item off the path here rather
13337 than in convert_and_register_jump_thread_path.
13339 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13340 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
13342 [AArch64] Emit division using the Newton series
13344 * config/aarch64/aarch64-protos.h
13345 (cpu_approx_modes): Add new member "division".
13346 (aarch64_emit_approx_div): Declare new function.
13347 * config/aarch64/aarch64.c
13348 (generic_approx_modes): New member "division".
13349 (exynosm1_approx_modes): Likewise.
13350 (xgene1_approx_modes): Likewise.
13351 (aarch64_emit_approx_div): Define new function.
13352 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
13353 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
13354 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
13355 * doc/invoke.texi (-mlow-precision-div): Describe new option.
13357 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13358 Wilco Dijkstra <wilco.dijkstra@arm.com>
13360 [AArch64] Emit square root using the Newton series
13362 * config/aarch64/aarch64-protos.h
13363 (aarch64_emit_approx_rsqrt): Replace with new function
13364 "aarch64_emit_approx_sqrt".
13365 (cpu_approx_modes): New member "sqrt".
13366 * config/aarch64/aarch64.c
13367 (generic_approx_modes): New member "sqrt".
13368 (exynosm1_approx_modes): Likewise.
13369 (xgene1_approx_modes): Likewise.
13370 (aarch64_emit_approx_rsqrt): Replace with new function
13371 "aarch64_emit_approx_sqrt".
13372 (aarch64_override_options_after_change_1): Handle new option.
13373 * config/aarch64/aarch64-simd.md
13374 (rsqrt<mode>2): Use new function instead.
13375 (sqrt<mode>2): New expansion and insn definitions.
13376 * config/aarch64/aarch64.md: Likewise.
13377 * config/aarch64/aarch64.opt
13378 (mlow-precision-sqrt): Add new option description.
13379 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
13381 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13383 [AArch64] Add more choices for the reciprocal square root approximation
13385 Allow a target to prefer such operation depending on the operation mode.
13387 * config/aarch64/aarch64-protos.h
13388 (AARCH64_APPROX_MODE): New macro.
13389 (AARCH64_APPROX_{NONE,ALL}): Likewise.
13390 (cpu_approx_modes): New structure.
13391 (tune_params): New member "approx_modes".
13392 * config/aarch64/aarch64-tuning-flags.def
13393 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
13394 * config/aarch64/aarch64.c
13395 (generic_approx_modes): New core "cpu_approx_modes" structure.
13396 (exynosm1_approx_modes): Likewise.
13397 (xgene1_approx_modes): Likewise.
13398 (generic_tunings): New member "approx_modes".
13399 (cortexa35_tunings): Likewise.
13400 (cortexa53_tunings): Likewise.
13401 (cortexa57_tunings): Likewise.
13402 (cortexa72_tunings): Likewise.
13403 (exynosm1_tunings): Likewise.
13404 (thunderx_tunings): Likewise.
13405 (xgene1_tunings): Likewise.
13406 (use_rsqrt_p): New argument for the mode and use new member from
13408 (aarch64_builtin_reciprocal): Devise mode from builtin.
13409 (aarch64_optab_supported_p): New argument for the mode.
13410 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
13412 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
13414 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
13415 RS6000_BTM_MODULO flag into the set of flags that are considered
13416 to be part of the common configuration.
13418 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
13420 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
13421 difference unsigned.
13422 (vec_absdb): New macro for vector absolute difference unsigned
13424 (vec_absdh): New macro for vector absolute difference unsigned
13426 (vec_absdw): New macro for vector absolute difference unsigned word.
13427 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
13428 (vadu<mode>3): New insn.
13429 (*p9_vadu<mode>3): New insn.
13430 * config/rs6000/rs6000-builtin.def (vadub): New built-in
13432 (vaduh): New built-in definition.
13433 (vaduw): New built-in definition.
13434 (vadu): New overloaded built-in definition.
13435 (vadub): New overloaded built-in definition.
13436 (vaduh): New overloaded built-in definition.
13437 (vaduw): New overloaded built-in definition.
13438 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13439 overloaded vector absolute difference unsigned functions.
13440 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13441 the ISA 3.0 vector absolute difference unsigned built-in functions.
13443 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
13445 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
13446 update shared_lookup_references only once after changing operands.
13448 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
13450 PR middle-end/71373
13451 * tree-nested.c (convert_nonlocal_omp_clauses)
13452 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
13454 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
13455 * tree.def (CASE_LABEL_EXPR): Likewise.
13457 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13460 * input.c (test_builtins): Fix an assertion.
13462 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13464 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
13465 (paritysi2): Ditto.
13467 (isinf<mode>2): Ditto.
13469 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13471 * ggc-tests.c (test_finalization): Only test need_finalization_p
13472 for GCC_VERSION >= 4003.
13474 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13476 * config/s390/vecintrin.h: Fix file description in comment.
13478 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13480 * config/s390/s390-builtin-types.def: Change builtin type naming
13481 scheme to match builtin-types.def.
13483 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
13485 * fold-const.c (optimize_minmax_comparison): Remove.
13486 (fold_comparison): Remove call to the above.
13487 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
13488 New transformations.
13490 2016-06-13 Alan Hayward <alan.hayward@arm.com>
13492 PR tree-optimization/71416
13493 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
13496 2016-06-13 Martin Liska <mliska@suse.cz>
13498 * predict.c (enum predictor_reason): Prefix enum with REASON_.
13499 (combine_predictions_for_insn): Likewise.
13500 (prune_predictions_for_bb): Likewise.
13501 (combine_predictions_for_bb): Likewise.
13503 2016-06-13 Richard Biener <rguenther@suse.de>
13505 PR tree-optimization/71505
13506 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
13507 assert match comment.
13509 2016-06-13 Marek Polacek <polacek@redhat.com>
13511 PR middle-end/71476
13512 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
13513 gimplify_switch_expr.
13514 (warn_switch_unreachable_r): New function.
13516 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13519 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
13522 2016-06-13 Richard Biener <rguenther@suse.de>
13524 PR middle-end/64516
13525 * fold-const.c (fold_unary_loc): Preserve alignment when
13526 folding a VIEW_CONVERT_EXPR into a MEM_REF.
13528 2016-06-13 Martin Liska <mliska@suse.cz>
13531 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
13532 w/ -fsanitize=bounds.
13534 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
13536 * config/i386/i386.c (ix86_init_builtins): Calculate
13537 FLOAT128_FTYPE_CONST_STRING function type only once.
13538 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
13539 built-in functions are available for x86-32 and x86-64 targets.
13541 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
13544 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
13545 New primitive type.
13546 (FLOAT128_FTYPE_CONST_STRING): New function type.
13547 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
13548 [IX86_BUILTIN_NANSQ]: Ditto.
13549 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
13550 (ix86_init_builtin_types): Declare const_string_type_node.
13551 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
13553 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
13554 * doc/extend.texi (x86 Built-in Functions): Document
13555 __builtin_nanq and __builtin_nansq.
13557 2016-06-11 Jiong Wang <jiong.wang@arm.com>
13560 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
13561 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
13562 length for pop patterns.
13563 (arm_attr_length_push_multi): Update comments.
13564 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
13566 (*pop_multiple_with_writeback_and_return): Likewise.
13567 (*pop_multiple_with_return): Likewise.
13569 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
13571 PR middle-end/71310
13572 * fold-const.c (optimize_bit_field_compare): Don't try to use
13573 word_mode unconditionally for reading the bit field, look at
13574 DECL_BIT_FIELD_REPRESENTATIVE instead.
13576 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
13578 PR middle-end/71478
13579 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
13580 vector integer type.
13582 2016-06-10 Jakub Jelinek <jakub@redhat.com>
13584 PR middle-end/71494
13585 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
13586 without LABEL_DECL, set *handled_ops_p to false instead of true.
13588 2016-06-10 Martin Sebor <msebor@redhat.com>
13591 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
13592 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
13593 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
13595 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
13596 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
13597 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
13598 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
13599 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
13600 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
13601 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
13602 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
13604 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13606 * config/arm/arm.h (pool_vector_label,
13607 return_used_this_function): Remove.
13609 2016-06-10 Jeff Law <law@redhat.com>
13611 PR tree-optimization/71335
13612 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
13613 zero length paths here.
13614 (convert_and_register_jump_thread_path): Remove hacks related to
13615 duplicated blocks in the jump thread path.
13616 (fsm_find_control_statement_thread_paths): Avoid putting the same
13617 block on the thread path twice, but ensure the thread path is
13618 unchanged from the caller's point of view.
13620 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
13622 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
13623 * predict.def (PRED_LOOP_BRANCH): Remove.
13625 2016-06-10 David Malcolm <dmalcolm@redhat.com>
13627 * Makefile.in (OBJS): Add ggc-tests.o.
13628 (GTFILES): Add ggc-tests.c.
13629 * ggc-tests.c: New file.
13630 * selftest-run-tests.c (selftest::run_tests): Call
13631 selftest::ggc_tests_c_tests.
13632 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
13634 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
13636 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
13638 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
13641 * varasm.c (place_block_symbol): Adjust alignment for asan protected
13642 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
13644 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
13646 * profile.c: Include cfgloop.h.
13647 (branch_prob): Compute estimated number of iterations.
13648 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
13649 recompute estimate number of iterations from profile.
13651 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13653 PR inline-asm/68843
13654 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
13655 must be grouped on top of stack. Don't force early clobber
13656 on ordinary reg outputs.
13658 2016-06-10 Richard Biener <rguenther@suse.de>
13660 * targhooks.c (default_builtin_vectorization_cost): Adjust
13661 vec_construct cost.
13663 2016-06-10 Richard Biener <rguenther@suse.de>
13665 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
13666 to fold the RHS to a constant if possible.
13668 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
13670 PR middle-end/71373
13671 * tree-nested.c (convert_nonlocal_omp_clauses)
13672 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
13673 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
13674 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
13676 * gimplify.c (gimplify_adjust_omp_clauses): Discard
13678 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
13680 * omp-low.c (scan_sharing_clauses): Don't expect
13681 OMP_CLAUSE__CACHE_.
13683 2016-06-10 Alan Hayward <alan.hayward@arm.com>
13685 PR tree-optimization/71407
13686 PR tree-optimization/71416
13687 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
13688 BIT_FIELD_REF type.
13690 2016-06-10 Richard Biener <rguenther@suse.de>
13692 PR middle-end/71477
13693 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
13695 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
13697 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
13699 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
13700 Jiong Wang <jiong.wang@arm.com>
13702 PR rtl-optimization/70751
13703 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
13704 spilled into memory.
13706 2016-06-09 Jonathan Yong <10walls@gmail.com>
13709 2015-09-21 Jonathan Yong <10walls@gmail.com>
13711 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
13712 sysroot/usr/lib/32api for additional win32 libraries,
13713 fixes failing Cygwin bootstrapping.
13715 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
13717 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
13720 2016-06-09 David Malcolm <dmalcolm@redhat.com>
13723 * pretty-print.c (pp_indent): Specify that %p is printed in a
13724 host-dependent manner.
13725 (test_pp_format): Remove the test for %p.
13727 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
13729 * config/mips/mips.c (mips_output_jump): Fix formatting.
13731 2016-06-09 Richard Biener <rguenther@suse.de>
13733 PR tree-optimization/71462
13734 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
13737 2016-06-09 Martin Liska <mliska@suse.cz>
13739 * predict.c (dump_prediction): Add new argument.
13740 (enum predictor_reason): New enum.
13741 (struct predictor_hash): New struct.
13742 (predictor_hash::hash): New function.
13743 (predictor_hash::equal): Likewise.
13744 (not_removed_prediction_p): New function.
13745 (prune_predictions_for_bb): Likewise.
13746 (combine_predictions_for_bb): Prune predictions.
13748 2016-06-09 Martin Liska <mliska@suse.cz>
13750 * predict.c (filter_predictions): New function.
13751 (remove_predictions_associated_with_edge): Use the filter
13753 (equal_edge_p): New function.
13755 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
13757 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
13758 Correct usage of @samp vs @option, add @samp where appropriate.
13759 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
13760 Add armv6s-m and document it, as it is no official ARM name.
13762 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13764 * ifcvt.c (struct noce_if_info): Add transform_name field.
13765 (noce_try_move): Set if_info->transform_name to the function name.
13766 (noce_try_ifelse_collapse): Likewise.
13767 (noce_try_store_flag): Likewise.
13768 (noce_try_inverse_constants): Likewise.
13769 (noce_try_store_flag_constants): Likewise.
13770 (noce_try_addcc): Likewise.
13771 (noce_try_store_flag_mask): Likewise.
13772 (noce_try_cmove): Likewise.
13773 (noce_try_cmove_arith): Likewise.
13774 (noce_try_minmax): Likewise.
13775 (noce_try_abs): Likewise.
13776 (noce_try_sign_mask): Likewise.
13777 (noce_try_bitop): Likewise.
13778 (noce_convert_multiple_sets): Likewise.
13779 (noce_process_if_block): Print if_info->transform_name to
13780 dump_file if transformation succeeded.
13782 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13784 * config/arm/cortex-a57.md (cortex_a57_alu):
13787 2016-06-08 Martin Sebor <msebor@redhat.com>
13788 Jakub Jelinek <jakub@redhat.com>
13792 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
13793 BUILT_IN_MUL_OVERFLOW_P): New builtins.
13794 * builtins.c: Include gimple-fold.h.
13795 (fold_builtin_arith_overflow): Handle
13796 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
13797 (fold_builtin_3): Likewise.
13798 * doc/extend.texi (Integer Overflow Builtins): Document
13799 __builtin_{add,sub,mul}_overflow_p.
13801 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
13803 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
13804 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
13806 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
13808 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
13809 Rewrite, looking one level down for records and arrays.
13811 2016-06-08 David Malcolm <dmalcolm@redhat.com>
13813 * pretty-print.c: Include "selftest.h".
13814 (pp_format): Fix comment.
13815 (identifier_to_locale): Likewise.
13816 (selftest::test_basic_printing): New function.
13817 (selftest::assert_pp_format): New function.
13818 (selftest::test_pp_format): New function.
13819 (selftest::pretty_print_c_tests): New function.
13820 * selftest-run-tests.c (selftest::run_tests): Call
13821 selftest::pretty_print_c_tests.
13822 * selftest.h (pretty_print_c_tests): New declaration.
13824 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13826 * invoke.texi (max-loop-headers-insns): Document.
13827 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
13828 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
13829 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
13831 2016-06-08 Richard Biener <rguenther@suse.de>
13833 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
13834 on strided SLP loads and fall back to scalar loads in case
13835 we can't chunk them.
13837 2016-06-08 Richard Biener <rguenther@suse.de>
13839 PR tree-optimization/71452
13840 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
13841 type used for the SSA rewrite has enough precision to cover
13842 the dynamic type of the location.
13844 2016-06-08 Jakub Jelinek <jakub@redhat.com>
13845 Richard Biener <rguenther@suse.de>
13848 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
13849 the same as DECL_P (base0) for indirect_base0. Use equality_code
13850 in one further place.
13852 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
13854 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
13855 to one word if the field is known to overlap other words.
13856 (extract_bit_field_1): Likewise.
13857 (store_split_bit_field): Remove compensating code.
13858 (extract_split_bit_field): Likewise.
13860 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
13864 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
13866 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13868 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
13870 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
13871 (arch64_addpv4sf): Delete.
13872 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
13873 "gen_aarch64_addpv4sf".
13874 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
13876 (vpadds_f32): Likewise.
13877 (vpaddq_f32): Likewise.
13878 (vpaddq_f64): Likewise.
13880 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13882 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
13884 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
13885 to VALLF. Rename to "fabd<mode>3".
13886 "*fabd_scalar<mode>3): Delete.
13887 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
13889 (vabdd_f64): Likewise.
13890 (vabd_f32): Likewise.
13891 (vabd_f64): Likewise.
13892 (vabdq_f32): Likewise.
13893 (vabdq_f64): Likewise.
13895 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13897 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
13899 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
13900 "aarch64_rsqrts<mode>".
13901 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
13902 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
13904 (vrsqrtsd_f64): Likewise.
13905 (vrsqrts_f32): Likewise.
13906 (vrsqrts_f64): Likewise.
13907 (vrsqrtsq_f32): Likewise.
13908 (vrsqrtsq_f64): Likewise.
13910 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13912 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
13914 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
13915 "aarch64_rsqrte<mode>".
13916 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
13917 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
13919 (vrsqrted_f64): Likewise.
13920 (vrsqrte_f32): Likewise.
13921 (vrsqrte_f64): Likewise.
13922 (vrsqrteq_f32): Likewise.
13923 (vrsqrteq_f64): Likewise.
13925 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13927 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
13929 (fcvtzs): Likewise.
13930 (fcvtzu): Likewise.
13931 * config/aarch64/aarch64-simd.md
13932 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
13933 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
13934 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
13936 (vcvt_n_f32_u32): Likewise.
13937 (vcvt_n_s32_f32): Likewise.
13938 (vcvt_n_u32_f32): Likewise.
13939 (vcvtq_n_f32_s32): Likewise.
13940 (vcvtq_n_f32_u32): Likewise.
13941 (vcvtq_n_f64_s64): Likewise.
13942 (vcvtq_n_f64_u64): Likewise.
13943 (vcvtq_n_s32_f32): Likewise.
13944 (vcvtq_n_s64_f64): Likewise.
13945 (vcvtq_n_u32_f32): Likewise.
13946 (vcvtq_n_u64_f64): Likewise.
13947 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
13948 (VSDQ_SDI): Likewise.
13949 (fcvt_target): Support V4DI, V4SI and V2SI.
13950 (FCVT_TARGET): Likewise.
13952 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13954 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
13955 (TYPES_BINOP_SUS): Likewise.
13956 (aarch64_simd_builtin_data): Update include file name.
13957 (aarch64_builtins): Likewise.
13958 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
13959 for conversion between scalar float-point and fixed-point.
13961 (fcvtzs): Likewise.
13962 (fcvtzu): Likewise.
13963 * config/aarch64/aarch64.md
13964 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
13965 pattern for conversion between scalar float to fixed-pointer.
13966 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
13967 (UNSPEC_FCVTZS): New UNSPEC enumeration.
13968 (UNSPEC_FCVTZU): Likewise.
13969 (UNSPEC_SCVTF): Likewise.
13970 (UNSPEC_UCVTF): Likewise.
13971 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
13973 (vcvtd_n_f64_u64): Likewise.
13974 (vcvtd_n_s64_f64): Likewise.
13975 (vcvtd_n_u64_f64): Likewise.
13976 (vcvtd_n_f32_s32): Likewise.
13977 (vcvts_n_f32_u32): Likewise.
13978 (vcvtd_n_s32_f32): Likewise.
13979 (vcvts_n_u32_f32): Likewise.
13980 * config/aarch64/iterators.md (fcvt_target): Support integer to float
13982 (FCVT_TARGET): Likewise.
13983 (FCVT_FIXED2F): New iterator.
13984 (FCVT_F2FIXED): Likewise.
13985 (fcvt_fixed_insn): New define_int_attr.
13987 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13989 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
13990 some statements was removed.
13992 2016-06-08 Alan Hayward <alan.hayward@arm.com>
13994 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
13995 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
13996 (vect_can_advance_ivs_p): likewise.
13997 (vect_update_ivs_after_vectorizer): likewise.
13998 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
13999 (vect_analyze_scalar_cycles_1): likewise.
14000 (vect_analyze_loop_operations): likewise.
14001 (report_vect_op): likewise.
14002 (vect_is_slp_reduction): likewise.
14003 (vect_is_simple_reduction): likewise.
14004 (get_initial_def_for_induction): likewise.
14005 (vect_transform_loop): likewise.
14006 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
14007 (vect_recog_sad_pattern): likewise.
14008 (vect_recog_widen_sum_pattern): likewise.
14009 (vect_recog_widening_pattern): likewise.
14010 (vect_recog_divmod_pattern): likewise.
14011 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
14012 (vect_analyze_slp_instance): likewise.
14013 (vect_transform_slp_perm_load): likewise.
14014 (vect_schedule_slp_instance): likewise.
14016 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14018 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
14019 (return_prediction): PRED_CONST_RETURN predict return as not taken.
14020 * predict.def (PRED_CONTINUE): Change hitrate 50->67
14021 (PRED_LOOP_BRANCH): Document predictor as broken.
14022 (PRED_LOOP_EXIT): Change hitrate 91->92.
14023 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
14024 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
14025 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
14026 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
14027 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
14028 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
14029 (PRED_CALL): Chane hitrate 71->67.
14030 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
14031 (PRED_GOTO): Document as unused right now.
14032 (PRED_CONST_RETURN): Change hitrate 67->69
14033 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
14034 (PRED_NULL_RETURN): Change hitrate 91->90.
14035 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
14036 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
14037 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
14039 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
14041 * config/rs6000/altivec.h: Add __builtin_vec_mul.
14042 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
14043 special case Altivec builtin.
14044 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
14045 VSX_BUILTIN_VEC_MUL (replaced with special case code).
14046 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14047 code for ALTIVEC_BUILTIN_VEC_MUL.
14048 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14049 for __builtin_vec_mul.
14051 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
14053 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
14056 2016-06-07 David Malcolm <dmalcolm@redhat.com>
14058 * spellcheck.c (selftest::test_find_closest_string): New function.
14059 (spellcheck_c_tests): Call the above.
14061 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14063 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
14065 2016-06-07 Jakub Jelinek <jakub@redhat.com>
14067 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
14068 Yv=Yv,C alternatives.
14070 2016-06-07 Richard Biener <rguenther@suse.de>
14073 * common.opt (ffast-math): Make Optimization.
14075 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
14076 Prachi Godbole <prachi.godbole@imgtec.com>
14078 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
14079 `fabs' and `fneg' type attributes.
14080 (p5600_fpu_fabs): Add `fmove' to the comment.
14082 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14084 * gimple.c: Include builtins.h
14085 (gimple_inexpensive_call_p): New function.
14086 * gimple.h (gimple_inexpensive_call_p): Declare.
14087 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
14088 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
14091 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
14093 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
14094 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
14095 warning_at_rich_loc, warning_n, pedwarn, permerror,
14096 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
14097 sorry, fatal_error, internal_error, internal_error_no_backtrace):
14100 2016-06-07 Richard Biener <rguenther@suse.de>
14102 PR tree-optimization/71428
14103 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
14104 BIT_FIELD_REF op vs. load.
14106 2016-06-07 Richard Biener <rguenther@suse.de>
14108 PR middle-end/71423
14109 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
14112 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
14114 * config/pa/pa.md (call): Generate indirect long calls to non-local
14115 functions on TARGET_64BIT.
14116 (call_value): Likewise.
14118 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
14120 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
14121 pattern and subsequent splitters.
14122 (call_val_reg_64bit_post_reload): Likewise.
14124 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14126 PR middle-end/71408
14127 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
14128 propagate_op_to_single_use.
14130 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14132 PR middle-end/71281
14133 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
14135 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
14137 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
14138 (enum x86_dirflag_state): New enum.
14139 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
14140 (machine_function): Remove needs_cld.
14141 (ix86_current_function_needs_cld): Remove.
14142 * config/i386/i386.c (ix86_set_func_type): Set
14143 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
14144 (ix86_expand_prologue): Do not emit CLD here.
14145 (ix86_dirflag_mode_needed): New function.
14146 (ix86_dirflag_mode_entry): Ditto.
14147 (ix86_mode_needed): Handle X86_DIRFLAG entity.
14148 (ix86_mode_after): Ditto.
14149 (ix86_mode_entry): Ditto.
14150 (ix86_mode_exit): Ditto.
14151 (ix86_emit_mode_set): Ditto.
14152 * config/i386/i386.md (strmov_singleop): Set
14153 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
14154 Do not set ix86_current_function_needs_cld.
14156 (strset_singleop): Ditto.
14158 (cmpstrnqi_nz_1): Ditto.
14159 (cmpstrnqi_1): Ditto.
14160 (strlenqi_1): Ditto.
14162 2016-06-06 Jakub Jelinek <jakub@redhat.com>
14164 PR tree-optimization/71259
14165 * tree-vect-slp.c (vect_get_constant_vectors): For
14166 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
14167 one for constant op, and use COND_EXPR for non-constant.
14169 2016-06-06 David Malcolm <dmalcolm@redhat.com>
14171 * Makefile.in (OBJS): Add function-tests.o,
14172 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
14173 selftest-run-tests.o.
14174 (OBJS-libcommon): Add selftest.o.
14175 (OBJS-libcommon-target): Add selftest.o.
14176 (all.internal): Add "selftest".
14177 (all.cross): Likewise.
14178 (selftest): New phony target.
14179 (s-selftest): New target.
14180 (selftest-gdb): New phony target.
14181 (COLLECT2_OBJS): Add selftest.o.
14182 * bitmap.c: Include "selftest.h".
14183 (selftest::test_gc_alloc): New function.
14184 (selftest::test_set_range): New function.
14185 (selftest::test_clear_bit_in_middle): New function.
14186 (selftest::test_copying): New function.
14187 (selftest::test_bitmap_single_bit_set_p): New function.
14188 (selftest::bitmap_c_tests): New function.
14189 * common.opt (fself-test): New.
14190 * diagnostic-show-locus.c: Include "selftest.h".
14191 (make_range): New function.
14192 (test_range_contains_point_for_single_point): New function.
14193 (test_range_contains_point_for_single_line): New function.
14194 (test_range_contains_point_for_multiple_lines): New function.
14195 (assert_eq): New function.
14196 (test_get_line_width_without_trailing_whitespace): New function.
14197 (selftest::diagnostic_show_locus_c_tests): New function.
14198 * et-forest.c: Include "selftest.h".
14199 (selftest::test_single_node): New function.
14200 (selftest::test_simple_tree): New function.
14201 (selftest::test_disconnected_nodes): New function.
14202 (selftest::et_forest_c_tests): New function.
14203 * fold-const.c: Include "selftest.h".
14204 (selftest::assert_binop_folds_to_const): New function.
14205 (selftest::assert_binop_folds_to_nonlvalue): New function.
14206 (selftest::test_arithmetic_folding): New function.
14207 (selftest::fold_const_c_tests): New function.
14208 * function-tests.c: New file.
14209 * gimple.c: Include "selftest.h".
14210 Include "gimple-pretty-print.h".
14211 (selftest::verify_gimple_pp): New function.
14212 (selftest::test_assign_single): New function.
14213 (selftest::test_assign_binop): New function.
14214 (selftest::test_nop_stmt): New function.
14215 (selftest::test_return_stmt): New function.
14216 (selftest::test_return_without_value): New function.
14217 (selftest::gimple_c_tests): New function.
14218 * hash-map-tests.c: New file.
14219 * hash-set-tests.c: New file.
14220 * input.c: Include "selftest.h".
14221 (selftest::assert_loceq): New function.
14222 (selftest::test_accessing_ordinary_linemaps): New function.
14223 (selftest::test_unknown_location): New function.
14224 (selftest::test_builtins): New function.
14225 (selftest::test_reading_source_line): New function.
14226 (selftest::input_c_tests): New function.
14227 * rtl-tests.c: New file.
14228 * selftest-run-tests.c: New file.
14229 * selftest.c: New file.
14230 * selftest.h: New file.
14231 * spellcheck.c: Include "selftest.h".
14232 (selftest::levenshtein_distance_unit_test_oneway): New function,
14233 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
14234 (selftest::levenshtein_distance_unit_test): Likewise.
14235 (selftest::spellcheck_c_tests): Likewise.
14236 * toplev.c: Include selftest.h.
14237 (toplev::run_self_tests): New.
14238 (toplev::main): Handle -fself-test.
14239 * toplev.h (toplev::run_self_tests): New.
14240 * tree.c: Include "selftest.h".
14241 (selftest::test_integer_constants): New function.
14242 (selftest::test_identifiers): New function.
14243 (selftest::test_labels): New function.
14244 (selftest::tree_c_tests): New function.
14245 * tree-cfg.c: Include "selftest.h".
14246 (selftest::push_fndecl): New function.
14247 (selftest::test_linear_chain): New function.
14248 (selftest::test_diamond): New function.
14249 (selftest::test_fully_connected): New function.
14250 (selftest::tree_cfg_c_tests): New function.
14251 * vec.c: Include "selftest.h".
14252 (selftest::safe_push_range): New function.
14253 (selftest::test_quick_push): New function.
14254 (selftest::test_safe_push): New function.
14255 (selftest::test_truncate): New function.
14256 (selftest::test_safe_grow_cleared): New function.
14257 (selftest::test_pop): New function.
14258 (selftest::test_safe_insert): New function.
14259 (selftest::test_ordered_remove): New function.
14260 (selftest::test_unordered_remove): New function.
14261 (selftest::test_block_remove): New function.
14262 (selftest::reverse_cmp): New function.
14263 (selftest::test_qsort): New function.
14264 (selftest::vec_c_tests): New function.c.
14265 * wide-int.cc: Include selftest.h and wide-int-print.h.
14266 (selftest::from_int <wide_int>): New function.
14267 (selftest::from_int <offset_int>): New function.
14268 (selftest::from_int <widest_int>): New function.
14269 (selftest::assert_deceq): New function.
14270 (selftest::assert_hexeq): New function.
14271 (selftest::test_printing <VALUE_TYPE>): New function template.
14272 (selftest::test_ops <VALUE_TYPE>): New function template.
14273 (selftest::test_comparisons <VALUE_TYPE>): New function template.
14274 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
14276 (selftest::wide_int_cc_tests): New function.
14278 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14280 PR middle-end/37780
14281 * ifcvt.c (noce_try_ifelse_collapse): New function.
14283 (noce_process_if_block): Call noce_try_ifelse_collapse.
14284 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
14285 (simplify_ternary_operation): Use the above to simplify
14286 conditional CLZ/CTZ expressions.
14288 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14290 PR middle-end/37780
14291 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
14292 define_insn_and_split.
14294 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14296 PR middle-end/37780
14297 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
14299 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
14302 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
14303 Implicitly clobber memory for basic asm with non-empty assembler
14304 string. Use targetm.md_asm_adjust also here.
14305 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
14306 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
14307 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
14308 non-empty assembler string.
14309 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
14310 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
14311 (decode_asm_operands): Handle basic asm in PARALLEL block.
14312 (extract_insn): Handle basic asm in PARALLEL block.
14313 * doc/extend.texi: Mention new behavior of basic asm.
14314 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
14315 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
14316 branch_needs_nop_p): Use asm_noperands.
14318 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
14320 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
14321 Include the M7 SPARC DFA scheduler.
14322 New attribute v3pipe.
14323 Annotate insns with v3pipe where appropriate.
14324 Define cpu_feature vis4.
14325 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
14326 Add (V8QI "8") to vbits.
14327 Add insns {add,sub}v8qi3
14328 Add insns ss{add,sub}v8qi3
14329 Add insns us{add,sub}{v8qi,v4hi}3
14330 Add insns {min,max}{v8qi,v4hi,v2si}3
14331 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
14332 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
14333 * config/sparc/niagara4.md: Add a comment explaining the
14334 discrepancy between the documented latenty numbers and the
14336 * config/sparc/niagara7.md: New file.
14337 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
14338 supports SPARC5 and VIS 4.0 instructions.
14339 * configure: Regenerate.
14340 * config.in: Likewise.
14341 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
14342 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
14343 TARGET_CPU_niagara7.
14344 (ASM_CPU64_DEFAULT_SPEC): Likewise.
14345 (CPP_CPU_SPEC): Handle niagara7.
14346 (ASM_CPU_SPEC): Likewise.
14347 * config/sparc/sparc-opts.h (processor_type): Add
14348 PROCESSOR_NIAGARA7.
14349 (mvis4): New option.
14350 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
14351 (AS_NIAGARA7_FLAG): Define.
14352 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
14353 (CPP_CPU64_DEFAULT_SPEC): Likewise.
14354 (CPP_CPU_SPEC): Handle niagara7.
14355 (ASM_CPU_SPEC): Likewise.
14356 * config/sparc/sparc.c (niagara7_costs): Define.
14357 (sparc_option_override): Handle niagara7 and adjust cache-related
14358 parameters with better values for niagara cpus. Also support VIS4.
14359 (sparc32_initialize_trampoline): Likewise.
14360 (sparc_use_sched_lookahead): Likewise.
14361 (sparc_issue_rate): Likewise.
14362 (sparc_register_move_cost): Likewise.
14363 (dump_target_flag_bits): Support VIS4.
14364 (sparc_vis_init_builtins): Likewise.
14365 (sparc_builtins): Likewise.
14366 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
14368 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
14370 * config/sparc/sparc.opt (sparc_processor_type): New value
14372 * config/sparc/visintrin.h (__attribute__): Prototypes for the
14374 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
14376 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
14379 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
14381 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
14383 2016-06-06 Richard Biener <rguenther@suse.de>
14385 PR tree-optimization/71398
14386 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
14389 2016-06-05 James Bowman <james.bowman@ftdichip.com>
14391 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
14392 ft32_expand_prolog, ft32_expand_epilogue):
14393 Handle pretend_args.
14394 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
14395 * config/ft32/ft32.md: Add pretend_returner.
14397 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
14400 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
14401 Copy op1 RTX to avoid invalid sharing.
14402 (ix86_expand_vector_move_misalign): Ditto.
14404 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
14406 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
14409 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
14411 * predict.c (predicted_by_loop_heuristics_p): New function.
14412 (predict_iv_comparison): Use it.
14413 (predict_loops): Walk from innermost loops; do not predict edges
14414 leaving multiple loops multiple times; implement
14415 PRED_LOOP_ITERATIONS_MAX heuristics.
14416 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
14418 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
14420 * cfg.c (check_bb_profile): Do not report mismatched profiles when
14421 only edges out of BB are EH edges.
14423 2016-06-04 Martin Sebor <msebor@redhat.com>
14424 Marcin Baczyński <marbacz@gmail.com>
14427 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
14428 a void expression in a void function.
14430 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
14432 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
14433 aux; dump reasons of decisions.
14434 (should_duplicate_loop_header_p): Likewise.
14435 (do_while_loop_p): Likewise.
14436 (ch_base::copy_headers): Dump asi num insns duplicated.
14438 2016-06-04 Jakub Jelinek <jakub@redhat.com>
14440 PR tree-optimization/71405
14441 * tree-ssa.c (execute_update_addresses_taken): For clobber with
14442 incompatible type, build a new clobber with the right type instead
14443 of building a VIEW_CONVERT_EXPR around it.
14445 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
14447 PR tree-optimization/52171
14448 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
14449 by_pieces_ninsns instead of move_by_pieces_ninsns.
14451 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
14453 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
14454 for reg+reg addressing mode.
14456 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14458 * rs6000-c.c (c/c-tree.h): Add #include.
14459 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
14460 in C++ when found in the base position of vec_ld or vec_st.
14462 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
14464 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
14465 use of profile unless profile status is PROFILE_READ.
14466 * profile.c (compute_branch_probabilities): Set profile status
14467 only after reporting predictor hitrates.
14469 2016-06-03 Joseph Myers <joseph@codesourcery.com>
14473 * common.opt (ffp-int-builtin-inexact): New option.
14474 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
14475 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
14476 (ceil@var{m}2): Document dependence on this option.
14477 * ipa-inline-transform.c (inline_call): Handle
14478 flag_fp_int_builtin_inexact.
14479 * ipa-inline.c (can_inline_edge_p): Likewise.
14480 * config/i386/i386.md (rintxf2): Do not test
14481 flag_unsafe_math_optimizations.
14482 (rint<mode>2_frndint): New define_insn.
14483 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
14484 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
14485 for 387 instead of extending and truncating.
14486 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
14487 !flag_trapping_math instead of flag_unsafe_math_optimizations.
14488 Change to frndint<mode>2_<rounding>.
14489 (frndintxf2_<rounding>_i387): Likewise. Change to
14490 frndint<mode>2_<rounding>_i387.
14491 (<rounding_insn>xf2): Likewise.
14492 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
14493 !flag_trapping_math instead of flag_unsafe_math_optimizations for
14494 x87. Test TARGET_ROUND || !flag_trapping_math ||
14495 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
14496 SSE. Use ROUND_NO_EXC in constant operand of
14497 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
14498 for 387 instead of extending and truncating.
14500 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
14501 Julia Koval <julia.koval@intel.com>
14513 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
14514 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
14515 all registers, except for function return registers if there are
14516 no caller-saved registers.
14517 (ix86_set_func_type): New function.
14518 (ix86_set_current_function): Call ix86_set_func_type to set
14519 no_caller_saved_registers and func_type. Call reinit_regs if
14520 caller-saved registers are changed. Don't allow MPX, SSE, MMX
14521 nor x87 instructions in interrupt handler nor function with
14522 no_caller_saved_registers attribute.
14523 (ix86_function_ok_for_sibcall): Return false if there are no
14524 caller-saved registers.
14525 (type_natural_mode): Don't warn ABI change for MMX in interrupt
14527 (ix86_function_arg_advance): Skip for callee in interrupt handler.
14528 (ix86_function_arg): Return special arguments in interrupt handler.
14529 (ix86_promote_function_mode): Promote pointer to word_mode only
14530 for normal functions.
14531 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
14533 (ix86_epilogue_uses): New function.
14534 (ix86_hard_regno_scratch_ok): Likewise.
14535 (ix86_save_reg): Preserve all registers in interrupt handler
14536 after reload. Preserve all registers, except for function return
14537 registers, if there are no caller-saved registers after reload.
14538 (find_drap_reg): Always use callee-saved register if there are
14539 no caller-saved registers.
14540 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
14541 for interrupt handler.
14542 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
14543 Emit cld instruction if stringops are used in interrupt handler
14544 or interrupt handler isn't a leaf function.
14545 (ix86_expand_epilogue): Generate interrupt return for interrupt
14546 handler and pop the 'ERROR_CODE' off the stack before interrupt
14547 return in exception handler.
14548 (ix86_expand_call): Disallow calling interrupt handler directly.
14549 If there are no caller-saved registers, mark all registers that
14550 are clobbered by the call which returns as clobbered.
14551 (ix86_handle_no_caller_saved_registers_attribute): New function.
14552 (ix86_handle_interrupt_attribute): Likewise.
14553 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
14555 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
14556 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
14557 accumulation in interrupt function if stack may be realigned to
14559 (EPILOGUE_USES): New.
14560 (function_type): New enum.
14561 (machine_function): Add func_type and no_caller_saved_registers.
14562 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
14563 (interrupt_return): New pattern.
14564 * doc/extend.texi: Document x86 interrupt and
14565 no_caller_saved_registers attributes.
14567 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
14569 PR tree-optimization/52171
14570 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
14571 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
14572 Look for constant strings. Move some code to emit_block_cmp_hints
14574 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
14575 * defaults.h (COMPARE_MAX_PIECES): New macro.
14576 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
14577 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
14578 (clear_by_pieces_1): Don't declare. Move definition before use.
14579 (can_do_by_pieces): New static function.
14580 (can_move_by_pieces): Use it. Return bool.
14581 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
14582 OP. All callers changed. Handle COMPARE_BY_PIECES.
14583 (class pieces_addr); New.
14584 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
14585 pieces_addr::adjust, pieces_addr::increment_address,
14586 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
14588 (class op_by_pieces_d): New.
14589 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
14591 (class move_by_pieces_d, class compare_by_pieces_d,
14592 class store_by_pieces_d): New subclasses of op_by_pieces_d.
14593 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
14594 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
14595 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
14596 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
14597 compare_by_pieces_d::finish_mode): New member functions.
14598 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
14600 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
14601 (emit_block_cmp_hints): New function.
14602 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
14603 use the newly defined classes.
14604 * expr.h (by_pieces_constfn): New typedef.
14605 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
14606 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
14607 (move_by_pieces_ninsns): Don't declare.
14608 (can_move_by_pieces): Change return value to bool.
14609 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
14610 (compare_by_pieces_branch_ratio): New hook.
14611 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
14612 (by_pieces_ninsns): Declare.
14613 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
14615 (default_compare_by_pieces_branch_ratio): New function.
14616 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
14617 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
14618 * doc/tm.texi: Regenerate.
14619 * tree-ssa-strlen.c: Include "builtins.h".
14620 (handle_builtin_memcmp): New static function.
14621 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
14622 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
14624 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14626 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
14627 relevant stmts which are simple and invariant.
14628 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
14629 instead of simple and invariant
14631 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14633 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
14634 (vectorizable_reduction): Check for new relevant state.
14635 (vectorizable_live_operation): vectorize live stmts using
14636 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
14637 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
14638 (vect_stmt_relevant_p): Check for stmts which are only used live.
14639 (process_use): Use of a stmt does not inherit it's live value.
14640 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
14641 (vect_analyze_stmt): Check for new relevant state.
14642 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
14643 outside the loop, but not inside it.
14645 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14647 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
14648 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
14649 (vect_get_vec_def_for_operand): Split out code.
14651 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
14653 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
14655 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14657 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
14659 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14661 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
14663 2016-06-03 Jakub Jelinek <jakub@redhat.com>
14665 PR middle-end/71387
14666 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
14667 to noreturn e->callee->decl that has void return type and void
14668 arguments, adjust gimple_call_fntype and remove lhs even if it had
14669 previously addressable type.
14671 2016-06-02 Jeff Law <law@redhat.com>
14673 PR tree-optimization/71328
14674 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
14675 error when checking for a jump back onto the copied path.
14677 2016-06-02 David Malcolm <dmalcolm@redhat.com>
14679 * config/microblaze/microblaze.c (get_branch_target): Add return
14680 NULL_RTX for the non-CALL_P case.
14681 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
14682 (insert_wic): Remove unused local "j".
14684 2016-06-02 Martin Liska <mliska@suse.cz>
14686 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
14688 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
14689 Julia Koval <julia.koval@intel.com>
14691 * function.c (assign_parm_setup_stack): Force source into a
14692 register if needed.
14693 * target.def (function_incoming_arg): Update documentation to
14694 allow arbitrary address computation based on hard register.
14695 * doc/tm.texi: Regenerated.
14697 2016-06-02 Martin Liska <mliska@suse.cz>
14699 * predict.c (combine_predictions_for_bb): Fix first match in
14700 cases where a first predictor contains more than one occurence
14701 in list of predictors. Take the best value in such case.
14703 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14705 PR rtl-optimization/71295
14706 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
14707 offset would go over the size of the inner mode reject it.
14709 2016-06-02 Jakub Jelinek <jakub@redhat.com>
14711 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
14712 x=x,x and v=v,m instead of x=x,m.
14714 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
14715 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
14716 alternative to v=rm,C.
14718 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
14719 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
14720 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
14721 instead of vex for the last two above mentioned alternatives.
14723 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14726 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
14728 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
14730 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
14732 2016-06-01 David Malcolm <dmalcolm@redhat.com>
14734 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
14735 from int to unsigned.
14737 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14739 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
14740 alternatives, eliminating preferred register class. Add support
14741 for the MTVSRDD instruction in ISA 3.0.
14742 (vsx_splat_v4si_internal): Use splat_input_operand instead of
14743 reg_or_indexed_operand.
14744 (vsx_splat_v4sf_internal): Likewise.
14746 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14749 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
14750 for loading up all 0's or all 1's.
14752 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
14754 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
14756 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
14758 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
14760 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
14761 * gcc.c (set_source_date_epoch_envvar): New function, sets
14762 the SOURCE_DATE_EPOCH environment variable to the current time.
14764 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
14766 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
14767 the factor for live Phi nodes.
14769 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
14771 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
14772 * tree-parloops.c (parallelize_loops): likewise.
14773 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
14774 tree_unswitch_outer_loop): likewise.
14776 2016-06-01 Jakub Jelinek <jakub@redhat.com>
14778 PR middle-end/71371
14779 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
14780 around creation of the temporary.
14782 2016-06-01 Richard Biener <rguenther@suse.de>
14784 PR tree-optimization/71366
14785 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
14786 (unloop_loops): Move removing edges here ...
14787 (try_unroll_loop_completely): ... from here.
14788 (try_peel_loop): ... and here.
14789 (tree_unroll_loops_completely_1): Track parent loops via
14790 bitmap of header BBs.
14791 (tree_unroll_loops_completely): Adjust for that.
14793 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
14795 * config/rs6000/altivec.h (vec_slv): New macro.
14796 (vec_srv): New macro.
14797 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
14798 (UNSPEC_VSRV): New value.
14801 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
14802 (vsrv): New builtin definition.
14803 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
14804 define argument types for new builtin.
14805 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
14807 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
14810 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
14811 Jocelyn Mayer <l_indien@magic.fr>
14814 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
14815 detect processor family for signature_CENTAUR_ebx.
14816 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
14817 signature_CENTAUR_ebx.
14818 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
14819 <default>: Pass x86-64 for has_longmode.
14821 2016-06-01 Nathan Sidwell <nathan@acm.org>
14823 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
14826 2016-06-01 Richard Biener <rguenther@suse.de>
14828 PR tree-optimization/71261
14829 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
14830 of stmts successfully put in the bool pattern. Remove
14831 single-use restriction.
14832 (adjust_bool_pattern_cast): Add cast at the use site via the
14833 pattern def sequence.
14834 (adjust_bool_pattern): Remove recursion, maintain a hash-map
14835 of patterned defs. Use the pattern def seqence instead of
14836 multiple independent patterns.
14837 (sort_after_uid): New qsort compare function.
14838 (adjust_bool_stmts): New function to process stmts in the bool
14839 pattern in IL order.
14840 (vect_recog_bool_pattern): Adjust.
14841 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
14842 (ifcvt_walk_pattern_tree): Likewise.
14843 (stmt_is_root_of_bool_pattern): Likewise.
14844 (ifcvt_repair_bool_pattern): Likewise.
14845 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
14847 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
14849 * loop-unroll.c (decide_unroll_constant_iterations,
14850 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
14851 likely upper bounds.
14852 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
14854 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
14856 * tree-core.h (enum omp_clause_code): Remove
14857 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
14859 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14861 * config/arm/sync.md (arm_store_exclusive<mode>):
14862 Use 'H' output modifier on operands[2] rather than creating a new
14863 entry in out-of-bounds memory of the operands array.
14864 (arm_store_release_exclusivedi): Likewise.
14866 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14868 * config/arm/arm.c (arm_fusion_enabled_p): New function.
14869 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
14870 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
14871 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
14873 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
14875 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
14876 into account live statements for mask producers.
14878 2016-06-01 Richard Biener <rguenther@suse.de>
14880 PR tree-optimization/71311
14881 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
14882 restrict to non-INTEGER_CST @0.
14884 2016-06-01 Richard Biener <rguenther@suse.de>
14886 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
14887 (relational patterns): Use :c to avoid pattern duplications.
14889 2016-06-01 Richard Biener <rguenther@suse.de>
14891 * genmatch.c (comparison_code_p): New predicate.
14892 (swap_tree_comparison): New function.
14893 (commutate): Add for_vec parameter to append new for entries.
14894 Support commutating relational operators by swapping it alongside
14896 (lower_commutative): Adjust.
14897 (dt_simplify::gen): Do not pass artificial operators to gen
14899 (decision_tree::gen): Do not add artificial operators as parameters.
14900 (parser::parse_expr): Verify operator commutativity when :c is
14901 applied. Allow :C to override this.
14902 * match.pd: Adjust patterns to use :C instead of :c where required.
14904 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
14906 PR tree-optimization/71077
14907 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
14908 the combining step, use boolean_false_node and boolean_true_node
14909 as the designated false/true return values.
14911 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14913 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
14914 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
14915 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
14918 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14920 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
14921 of flags impliying the register renaming.
14922 * toplev.c (process_options): Do not imply flag_rename_registers with
14925 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14927 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
14928 default implementation.
14930 2016-05-31 Nathan Sidwell <nathan@acm.org>
14932 * dwarf2out.c (cur_line_info_table): Add GTY marker.
14934 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14936 * config/sh/constraints.md (b): Remove constraint.
14937 * config/sh/predicates.md (arith_reg_operand): Remove
14939 * config/sh/sh-modes.def (PDI): Remove.
14940 * config/sh/sh.c (sh_target_reg_class,
14941 sh_optimize_target_register_callee_saved): Remove functions.
14942 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
14943 (sh_expand_epilogue): Update comment.
14944 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
14945 sh_secondary_reload): Remove TARGET_REGS related code.
14946 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
14947 TARGET_REGISTER_P): Remove macros.
14948 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
14949 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
14950 TR1_REG, TR2_REG): Remove constants.
14951 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
14953 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14955 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
14956 define_expand patterns.
14957 (adddi3_compact): Rename to adddi3.
14958 (subdi3_compact): Rename to subdi3.
14959 (*negdi2): Rename to negdi2.
14960 (*abs<mode>2): Rename to abs<mode>2.
14962 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14964 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
14965 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
14966 (atomic_sub_fetchsi): ... this new pattern.
14967 (mvtc): Add CC_REG clobber.
14969 2016-05-31 Marek Polacek <polacek@redhat.com>
14971 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
14973 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14975 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
14976 aarch64_fusion_enabled_p to check for fusion capabilities.
14978 2016-05-31 Richard Biener <rguenther@suse.de>
14980 PR tree-optimization/71352
14981 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
14982 minus one and a negate.
14984 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14986 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
14987 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
14989 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
14990 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
14991 Remove use of aarch64_simd_attr_length_move, set length attribute
14993 (*aarch64_be_movoi): Likewise.
14994 (*aarch64_be_movci): Likewise.
14995 (*aarch64_be_movxi): Likewise.
14997 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14999 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
15000 It no longer does that.
15001 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
15003 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
15005 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
15006 attribute __unused__.
15008 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
15010 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
15011 * config/arm/arm.c (arm_arch_thumb1): Define.
15012 (arm_option_override): Initialize arm_arch_thumb1.
15013 * config/arm/arm.h (arm_arch_thumb1): Declare.
15014 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
15015 support Thumb-1 ISA.
15017 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
15020 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
15021 `Yv' for scalar operand.
15023 2016-05-31 Tom de Vries <tom@codesourcery.com>
15025 PR tree-optimization/69068
15026 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
15027 phis with more than two args.
15029 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
15031 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
15032 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
15035 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
15037 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
15039 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
15041 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
15042 cpu_32, cpu_64, tune_32 and tune_64.
15043 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
15045 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
15047 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
15049 2016-05-30 Andi Kleen <ak@linux.intel.com>
15051 * auto-profile.c (read_profile): Replace asserts with errors
15052 when file does not exist.
15053 * gcov-io.c (gcov_read_words): Dito.
15055 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15057 * tree-cfg.c (print_loop): Print likely upper bounds.
15059 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15061 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
15062 * opts.c (default_options): Enable peel loops at -O3.
15063 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
15064 (try_peel_loop): Do not re-peel already peeled loops;
15065 use likely upper bounds; fix profile updating.
15066 (pass_complete_unroll::execute): Initialize peeled_loops.
15068 2016-05-30 Martin Liska <mliska@suse.cz>
15070 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
15071 computed costs by frequency of BB they belong to.
15072 (get_scaled_computation_cost_at): New function.
15074 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
15075 Marc Glisse <marc.glisse@inria.fr>
15077 PR tree-optimization/71289
15078 * match.pd (-1 / B < A, A > -1 / B): New transformations.
15080 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15082 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
15084 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15086 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
15087 for peeled copies; avoid underflow when updating estimates; correctly
15088 scale loop profile.
15090 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15092 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
15093 r236875. Corrected oe3 to oe2 as obvious.
15095 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15097 PR middle-end/71269
15098 PR middle-end/71252
15099 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
15100 that inserted stmt will not dominate stmts that defines its operand.
15101 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
15102 (rewrite_expr_tree_parallel): Likewise.
15104 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15106 PR middle-end/71252
15107 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
15108 all fields including stmt_to_insert are swapped.
15110 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15112 * predict.h (force_edge_cold): Declare.
15113 * predict.c (force_edge_cold): New function.
15114 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
15116 (canonicalize_loop_induction_variables): Fix formating.
15118 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
15120 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
15121 (visium_expand_copysign): Use gen_int_mode directly.
15122 (visium_compute_frame_size): Minor tweaks.
15124 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15126 * tree-vect-loop.c (vect_analyze_loop_2): Use
15127 likely_max_stmt_executions_int.
15129 2016-05-30 Tom de Vries <tom@codesourcery.com>
15131 PR tree-optimization/69067
15132 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
15134 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
15137 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
15138 New peepholes to remove unneeded fild/fistp pairs.
15139 (define_peephole2 atomic_loaddi_fpu): Ditto.
15141 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15143 * predict.c (maybe_hot_frequency_p): Avoid division.
15145 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15147 * doc/install.texi: Use https for shop.fsf.org.
15149 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15151 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
15152 likely_max_stmt_executions_int.
15154 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15156 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
15157 likely_max_stmt_executions_int.
15159 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15161 * profile.c (compute_branch_probabilities): Do not report hitrates
15163 (branch_prob): Report hitrates here.
15164 * predict.c (gimple_predict_edge): Do not assert profile status;
15165 fix formatting issues.
15167 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15169 * predict.c (edge_predicted_by_p): New function.
15170 (predict_paths_for_bb): Do not put multiple predictions of the same type
15173 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15175 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
15178 2016-05-28 Alan Modra <amodra@gmail.com>
15180 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
15182 2016-05-28 Alan Modra <amodra@gmail.com>
15184 PR rtl-optimization/71275
15185 * ira.c (ira): Free dominance info.
15187 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
15189 * doc/sourcebuild.texi: New address for upstream Go repository.
15191 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
15193 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
15194 (TARGET_ARM_V7M): Likewise.
15196 2016-05-26 Jeff Law <law@redhat.com>
15198 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
15199 (thread_across_edge): Remove calls to find_jump_threads_backwards.
15200 * passes.def: Add jump threading passes before DOM/VRP.
15201 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
15202 argument to a basic block from an edge. Remove tests which are
15204 (pass_data_thread_jumps, class pass_thread_jumps): New.
15205 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
15206 (make_pass_thread_jumps): Likewise.
15207 * tree-pass.h (make_pass_thread_jumps): Declare.
15209 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
15211 * config/visium/visium-protos.h (split_double_move): Rename into...
15212 (visium_split_double_move): ...this.
15213 (visium_split_double_add): Declare.
15214 * config/visium/visium.c (split_double_move): Rename into...
15215 (visium_split_double_move): ...this.
15216 (visium_split_double_add): New function.
15217 (visium_expand_copysign): Renumber operands for consistency.
15218 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
15219 (DFmode move splitter): Likewise.
15220 (*addi3_insn): Split by means of visium_split_double_add.
15221 (*adddi3_insn_flags): Delete.
15222 (*plus_plus_sltu<subst_arith>): New insn.
15223 (*subdi3_insn): Split by means of visium_split_double_add.
15224 (subdi3_insn_flags): Delete.
15225 (*minus_minus_sltu<subst_arith>): New insn.
15226 (*negdi2_insn): Split by means of visium_split_double_add.
15227 (*negdi2_insn_flags): Delete.
15229 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
15231 * configure.ac: Treat a --with-headers option without argument
15232 the same as the default (i.e. consult sys-include directory).
15233 * configure: Regenerate.
15235 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15237 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
15238 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
15240 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
15241 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
15243 2016-05-27 Jiong Wang <jiong.wang@arm.com>
15246 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
15247 tree-stdarg analysis results.
15248 (aarch64_setup_incoming_varargs): Likewise.
15250 2016-05-27 Jiong Wang <jiong.wang@arm.com>
15252 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
15253 va_list_gpr_counter_field and va_list_fpr_counter_field.
15255 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
15258 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
15259 * config/aarch64/aarch64.c
15260 (aarch64_cannot_change_mode_class): Remove function.
15261 * config/aarch64/aarch64-protos.h
15262 (aarch64_cannot_change_mode_class): Remove.
15264 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15266 * cfgloop.c (record_niter_bound): Record likely upper bounds.
15267 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
15268 get_likely_max_loop_iterations_int): New.
15269 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
15270 any_likely_upper_bound.
15271 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
15273 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
15274 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
15276 (unroll_loop_constant_iterations): Likewise.
15277 (unroll_loop_runtime_iterations): Likewise.
15278 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
15279 * lto-streamer-out.c (output_cfg): Likewise.
15280 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
15282 (canonicalize_loop_induction_variables): Dump likely upper bounds.
15283 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
15284 (likely_max_loop_iterations): New.
15285 (likely_max_loop_iterations_int): New.
15286 (likely_max_stmt_executions): New.
15287 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
15288 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
15289 likely_max_stmt_executions): Declare.
15291 2016-05-27 Marek Polacek <polacek@redhat.com>
15293 PR middle-end/71308
15294 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
15296 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15298 * config/s390/s390.md (2x risbg splitters): Use
15299 reg_overlap_mentioned_p instead of rtx_equal_p.
15301 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
15303 * combine.c (make_compound_operation): Take known zero bits into
15304 account when checking for possible zero_extend.
15306 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15308 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
15309 Use const_int_operand for operand 2 predicate. Simplify expand code
15312 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
15314 PR middle-end/71279
15315 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
15318 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15320 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
15321 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
15322 that returns CC_SESWPmode and CC_ZESWPmode.
15323 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
15325 (aarch64_rtx_costs): Likewise.
15327 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15329 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
15330 for ISA 3.0 min/max support.
15331 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
15332 conditional move support.
15333 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
15334 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
15336 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
15337 conditional moves where the comparison type is different from move
15339 (fp_minmax): New code iterator for smin/smax.
15340 (minmax): New code attributes for min/max.
15341 (SMINMAX): Likewise.
15342 (smax<mode>3): Combine min, max insns into one insn using the
15343 fp_minmax code iterator. Add support for ISA 3.0 min/max
15344 instructions that don't need -ffast-math.
15345 (s<minmax><mode>3): Likewise.
15346 (smax<mode>3_vsx): Likewise.
15347 (smin<mode>3): Likewise.
15348 (s<minmax><mode>3_vsx): Likewise.
15349 (smin<mode>3_vsx): Likewise.
15350 (pre-VSX min/max splitters): Likewise.
15351 (s<minmax><mode>3_fpr): Likewise.
15352 (movsfcc): Rewrite floating point conditional moves to combine
15353 SFmode/DFmode into a single insn.
15354 (mov<mode>cc): Likewise.
15355 (movdfcc): Likewise.
15356 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
15357 SFDF2 iterators to handle all combinations.
15358 (fseldfsf4): Likewise.
15359 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
15360 (fseldfdf4): Likewise.
15361 (fselsfdf4): Likewise.
15362 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
15363 comparison instructions that set a 0/-1 mask, and use it for
15364 floating point conditional move via XXSEL.
15365 (fpmask<mode>): Likewise.
15366 (xxsel<mode>): Likewise.
15367 * config/rs6000/predicates.md (min_max_operator): Delete, no
15369 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
15370 instructions that generate a 0/-1 mask for use with XXSEL.
15371 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
15372 say whether floating point min/max is available, either through
15373 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
15374 (TARGET_MINMAX_DF): Likewise.
15376 2016-05-27 Alan Modra <amodra@gmail.com>
15378 PR rtl-optimization/71275
15379 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
15380 for update_equiv_regs and combine_and_move_insns.
15382 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
15384 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
15385 if_then_else or cond RTXes to calculate attribute value.
15386 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
15387 <attr "length_immediate>: Ditto.
15388 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
15389 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
15390 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
15391 <attr "type">: Ditto.
15392 <attr "prefix_data16">: Ditto.
15393 <attr "prefix_extra">: Ditto.
15394 <attr "length_immediate">: Ditto.
15395 <attr "prefix">: Ditto.
15396 (vec_set<mode>_0) <attr "isa">: Ditto.
15397 <attr "prefix_extra">: Ditto.
15398 <attr "length_immediate">: Ditto.
15399 <attr "prefix">: Ditto.
15400 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
15401 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
15402 (sse2_storelpd) <attr "prefix_data16">: Ditto.
15403 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
15404 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
15405 <attr "length_immediate">: Ditto.
15406 <attr "prefix">: Ditto.
15407 (sse2_movsd) <attr "length_immediate">: Ditto.
15408 <attr "prefix">: Ditto.
15409 (vec_concatv2df) <attr "isa">: Ditto.
15410 <attr "prefix">: Ditto.
15411 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
15412 (*vec_extractv2di_1) <attr "isa">: Ditto.
15413 <attr "type">: Ditto.
15414 <attr "length_immediate">: Ditto.
15415 <attr "prefix_rex">: Ditto.
15416 <attr "prefix_extra">: Ditto.
15417 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
15418 <attr "prefix_extra">: Ditto.
15419 <attr "length_immediate">: Ditto.
15420 (vec_concatv2di) <attr "isa">: Ditto.
15421 <attr "prefix_extra">: Ditto.
15422 <attr "length_immediate">: Ditto.
15423 <attr "prefix">: Ditto.
15425 2016-05-26 Martin Liska <mliska@suse.cz>
15427 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
15429 (operator+): Likewise.
15430 (operator-): Likewise.
15431 (comp_cost::operator+=): Likewise.
15432 (comp_cost::operator-=): Likewise.
15433 (comp_cost::operator/=): Likewise.
15434 (comp_cost::operator*=): Likewise.
15435 (operator<): Likewise.
15436 (operator==): Likewise.
15437 (operator<=): Likewise.
15438 (new_cost): Remove.
15439 (infinite_cost_p): Likewise.
15440 (add_costs): Likewise.
15441 (sub_costs): Likewise.
15442 (compare_costs): Likewise.
15443 (set_group_iv_cost): Use the newly introduced functions.
15444 (get_address_cost): Likewise.
15445 (get_shiftadd_cost): Likewise.
15446 (force_expr_to_var_cost): Likewise.
15447 (split_address_cost): Likewise.
15448 (ptr_difference_cost): Likewise.
15449 (difference_cost): Likewise.
15450 (get_computation_cost_at): Likewise.
15451 (determine_group_iv_cost_generic): Likewise.
15452 (determine_group_iv_cost_address): Likewise.
15453 (determine_group_iv_cost_cond): Likewise.
15454 (autoinc_possible_for_pair): Likewise.
15455 (determine_group_iv_costs): Likewise.
15456 (cheaper_cost_pair): Likewise.
15457 (iv_ca_recount_cost): Likewise.
15458 (iv_ca_set_no_cp): Likewise.
15459 (iv_ca_set_cp): Likewise.
15460 (iv_ca_cost): Likewise.
15461 (iv_ca_new): Likewise.
15462 (iv_ca_dump): Likewise.
15463 (iv_ca_narrow): Likewise.
15464 (iv_ca_prune): Likewise.
15465 (iv_ca_replace): Likewise.
15466 (try_add_cand_for): Likewise.
15467 (try_improve_iv_set): Likewise.
15468 (find_optimal_iv_set): Likewise.
15470 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
15472 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
15473 that internal functions will clobber all caller-saved registers.
15475 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
15477 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
15478 Return a better case_values_threshold when optimizing.
15480 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
15482 * config/aarch64/aarch64-simd.md (aarch64_combinez):
15483 Add ? to integer variant.
15484 (aarch64_combinez_be): Likewise.
15486 2016-05-26 Jakub Jelinek <jakub@redhat.com>
15488 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
15489 instead of x constraint.
15490 (vcvtps2ph256<mask_name>): Likewise.
15492 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
15493 alternative. Formatting fix.
15495 * config/i386/sse.md
15496 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
15498 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
15499 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
15500 maybe_evex prefix instead of vex.
15501 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
15502 EXT_REX_SSE_REG_P (op0) case in the splitter.
15504 2016-05-25 Jeff Law <law@redhat.com>
15506 PR tree-optimization/71272
15507 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
15508 Update comments. Add test for empty path.
15510 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
15512 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
15513 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
15514 special case builtin.
15515 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15516 code for ALTIVEC_BUILTIN_VEC_CMPNE.
15517 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15518 for __builtin_vec_cmpne.
15520 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
15522 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
15523 redundant test and bail out if the type of the new operand is not
15524 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
15526 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
15528 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
15529 (x_ix86_target_flags_explicit): Remove.
15530 * config/i386/i386.c (ix86_function_specific_save): Do not copy
15531 x_ix86_target_flags_explicit.
15532 (ix86_function_specific_restore): Ditto.
15534 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
15535 H.J. Lu <hongjiu.lu@intel.com>
15538 * common/config/i386/i386-common.c
15539 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
15540 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
15541 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
15542 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
15543 (-mgeneral-regs-only): Add new option.
15544 * config/i386/i386.c (ix86_option_override_internal): Don't enable
15545 x87 instructions if only general registers are allowed.
15546 (ix86_target_string): Add ix86_flags argument. Handle additional
15547 flags options through ix86_flags argument. Update all callers.
15548 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
15550 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15552 PR rtl-optimization/66940
15553 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
15554 decrementing desired_val will not overflow before performing these
15557 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
15559 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
15560 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
15561 * config/i386/i386.c (enum ix86_builtins): Add
15562 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
15563 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
15564 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
15565 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
15566 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
15567 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
15568 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
15569 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
15570 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
15571 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
15572 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
15573 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
15574 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
15575 __builtin_ia32_cvtps2dq512_mask.
15576 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
15577 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
15578 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
15579 * config/i386/sse.md
15580 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
15582 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
15583 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
15585 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
15586 (avx512f_vec_pack_sfix_v8df): New define_expand.
15587 (avx512f_roundpd512): Rename to ...
15588 (avx512f_round<castmode>512): ... this. Change iterator.
15589 (avx512f_roundps512_sfix): New define_expand.
15590 (round<mode>2_sfix): Change iterator.
15592 2016-05-25 Nick Clifton <nickc@redhat.com>
15594 * config/msp430/msp430.c (msp430_attr): Produce an error if a
15595 static interrupt handler is detected.
15596 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
15597 default linker script.
15598 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
15599 the low part of a symbolic pointer.
15601 2016-05-25 Richard Biener <rguenther@suse.de>
15603 PR tree-optimization/71261
15604 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
15605 interesting stmt instead of immediate uses when looking
15606 for the use operand to replace.
15608 2016-05-25 Martin Liska <mliska@suse.cz>
15610 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
15612 2016-05-25 Richard Biener <rguenther@suse.de>
15614 PR tree-optimization/71264
15615 * tree-vect-stmts.c (vect_init_vector): Properly deal with
15618 2016-05-25 Martin Liska <mliska@suse.cz>
15620 PR tree-optimization/71239
15621 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
15622 if DECL_SIZE is NULL.
15624 2016-05-25 Richard Biener <rguenther@suse.de>
15626 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
15627 * tree-if-conv.c (pass_data_if_conversion): Use it.
15629 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15631 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
15632 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
15633 * varpool.c (varpool_node::get_availability): Likewise.
15635 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
15637 * config/rs6000/altivec.md (VNEG iterator): New iterator for
15638 VNEGW/VNEGD instructions.
15639 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
15640 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
15641 support for ISA 3.0 VNEGW/VNEGD instructions.
15643 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
15645 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
15646 pointers inside OACC_DATA regions.
15647 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
15648 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
15649 (gimplify_adjust_omp_clauses): Fix typo in comment.
15651 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
15653 * config/rs6000/altivec.md (VParity): New mode iterator for vector
15654 parity built-in functions.
15655 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
15657 (p9v_parity<mode>2): Likewise.
15658 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
15660 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
15661 (parity<mode>2): ISA 3.0 expander for vector parity.
15662 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
15664 (BU_P9_64BIT_MISC_0): Likewise.
15665 (BU_P9_MISC_0): Likewise.
15666 (BU_P9V_AV_1): Likewise.
15667 (BU_P9V_AV_2): Likewise.
15668 (BU_P9V_AV_3): Likewise.
15669 (BU_P9V_AV_P): Likewise.
15670 (BU_P9V_VSX_1): Likewise.
15671 (BU_P9V_OVERLOAD_1): Likewise.
15672 (BU_P9V_OVERLOAD_2): Likewise.
15673 (BU_P9V_OVERLOAD_3): Likewise.
15674 (VCTZB): Add vector count trailing zeros support.
15678 (VPRTYBD): Add vector parity support.
15679 (VPRTYBQ): Likewise.
15680 (VPRTYBW): Likewise.
15681 (VCTZ): Add overloaded vector count trailing zeros support.
15682 (VPRTYB): Add overloaded vector parity support.
15683 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15684 overloaded vector count trailing zeros and parity instructions.
15685 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
15686 vector parity support.
15687 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
15688 trailing zeros support.
15689 (vec_cntlz): Likewise.
15690 (vec_vctzb): Likewise.
15691 (vec_vctzd): Likewise.
15692 (vec_vctzh): Likewise.
15693 (vec_vctzw): Likewise.
15694 (vec_vprtyb): Add ISA 3.0 vector parity support.
15695 (vec_vprtybd): Likewise.
15696 (vec_vprtybw): Likewise.
15697 (vec_vprtybq): Likewise.
15698 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15699 the ISA 3.0 vector count trailing zeros and vector parity built-in
15702 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15704 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
15705 when there is stmt_to_insert.
15707 2016-05-24 Martin Sebor <msebor@redhat.com>
15710 * tree.h (complete_or_array_type_p): New inline function.
15712 2016-05-24 Jakub Jelinek <jakub@redhat.com>
15714 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
15715 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
15716 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
15718 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
15719 Limit 1st alternative to noavx isa, split 2nd alternative into one
15720 noavx and one avx alternative, use *x and Bm in the former and
15721 x and m in the latter.
15723 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
15724 of sse4 for the first alternative, drop %v from the template
15725 and d operand modifier. Split second alternative into one sse4_noavx
15726 and one avx alternative, use *x instead of *v in the former and v
15727 instead of *v in the latter.
15728 (*sse4_1_extractps): Use noavx isa instead of * for the first
15729 alternative, drop %v from the template. Split second alternative into
15730 one noavx and one avx alternative, use *x instead of *v in the
15731 former and v instead of *v in the latter.
15732 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
15733 with noavx and the last one with avx.
15734 (sse4_1_phminposuw): Guard first alternative with noavx isa,
15735 split the second one into one noavx and one avx alternative,
15736 use *x and Bm in the former and x and m in the latter one.
15737 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
15740 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
15741 first two alternatives to noavx, use *x instead of *v in the second
15742 one, add avx alternative without *.
15743 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
15744 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
15745 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
15747 2016-05-24 Jeff Law <law@redhat.com>
15749 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
15750 New function, extracted from...
15751 (fsm_find_control_statement_thread_paths): Here. Use the new function.
15752 Allow simple copies and constant initializations in the SSA chain.
15754 2016-05-24 Marek Polacek <polacek@redhat.com>
15757 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
15760 2016-05-24 Jakub Jelinek <jakub@redhat.com>
15763 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
15764 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
15765 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
15766 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
15767 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
15769 2016-05-24 Richard Biener <rguenther@suse.de>
15771 PR tree-optimization/71240
15772 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
15775 2016-05-24 Richard Biener <rguenther@suse.de>
15777 PR tree-optimization/71230
15778 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
15780 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15782 * tree-vectorizer.h (vectorizable_comparison): Delete.
15783 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
15784 PURE_SLP_STMT check.
15785 * tree-vect-stmts.c (vectorizable_call): Likewise.
15786 (vectorizable_simd_clone_call): Likewise.
15787 (vectorizable_conversion): Likewise.
15788 (vectorizable_assignment): Likewise.
15789 (vectorizable_shift): Likewise.
15790 (vectorizable_operation): Likewise.
15791 (vectorizable_load): Likewise.
15792 (vectorizable_condition): Likewise.
15793 (vectorizable_store): Likewise. Assert that we don't have
15795 (vectorizable_comparison): Make static. Remove redundant
15796 PURE_SLP_STMT check.
15797 (vect_transform_stmt): Assert that we always have an slp_node
15800 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15802 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
15803 operands[2] against 1 with comparison against CONST1_RTX.
15804 (<shift>di3_neon): Likewise.
15805 * config/arm/predicates.md (const0_operand): Replace with comparison
15806 against CONST0_RTX.
15808 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15810 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
15811 operands[2] against 1 with comparison against CONST1_RTX.
15812 (ashrdi3): Likewise.
15813 (lshrdi3): Likewise.
15814 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
15816 (ashrsi3): Likewise.
15817 (lshrsi3): Likewise.
15818 (rotrsi3): Likewise.
15819 (define_split above *compareqi_eq0): Likewise.
15820 (define_split above "prologue"): Likewise.
15821 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
15822 * config/arm/predicates.md (shift_operator): Likewise.
15823 (shift_nomul_operator): Likewise.
15824 (sat_shift_operator): Likewise.
15825 (thumb1_cmp_operand): Likewise.
15826 (const_neon_scalar_shift_amount_operand): Replace manual range
15827 check with IN_RANGE.
15828 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
15829 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
15831 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15833 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
15834 with HOST_WIDE_INT_1.
15836 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
15837 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
15838 (arm_canonicalize_comparison): Likewise.
15839 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
15841 (thumb1_size_rtx_costs): Likewise.
15842 (vfp_const_double_index): Replace cast of 1 to unsigned
15843 HOST_WIDE_INT with HOST_WIDE_INT_1U.
15844 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
15846 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
15847 HOST_WIDE_INT with HOST_WIDE_INT_1U.
15848 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
15849 HOST_WIDE_INT with HOST_WIDE_INT_1.
15851 2016-05-24 Marek Polacek <polacek@redhat.com>
15853 * tree-cfg.h (should_remove_lhs_p): New predicate.
15854 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
15855 * gimplify.c (gimplify_modify_expr): Likewise.
15856 * tree-cfg.c (verify_gimple_call): Likewise.
15857 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
15858 * gimple-fold.c: Include "tree-cfg.h".
15859 (gimple_fold_call): Use should_remove_lhs_p.
15861 2016-05-24 Richard Biener <rguenther@suse.de>
15863 PR tree-optimization/71253
15864 * cfganal.h (control_dependences): Make robust against edge
15866 (control_dependences::control_dependences): Remove edge_list argument.
15867 (control_dependences::get_edge): Remove.
15868 (control_dependences::get_edge_src): Add.
15869 (control_dependences::get_edge_dest): Likewise.
15870 (control_dependences::m_el): Make a vector of edge src/dest index.
15871 * cfganal.c (control_dependences::find_control_dependence): Adjust.
15872 (control_dependences::control_dependences): Likewise.
15873 (control_dependences::~control_dependence): Likewise.
15874 (control_dependences::get_edge): Remove.
15875 (control_dependences::get_edge_src): Add.
15876 (control_dependences::get_edge_dest): Likewise.
15877 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
15879 (perform_tree_ssa_dce): Adjust.
15880 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
15882 (pass_loop_distribution::execute): Adjust. Do loop destroying
15883 conditional on changed.
15885 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15888 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
15889 return. Reindent transformation comment and mention the ARM state
15892 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15894 PR middle-end/71252
15895 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
15896 after build_and_add_sum creates new use stmt.
15898 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15900 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
15901 load_lanes/grouped_load classification comes first. Don't check
15902 whether the vectorization factor is a multiple of the group size
15905 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15907 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
15908 GROUP_GAP for single-element interleaving.
15909 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
15912 2016-05-24 Richard Biener <rguenther@suse.de>
15914 PR middle-end/70434
15916 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
15917 bases which are accessed with non-invariant indices.
15918 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
15919 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
15921 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15923 PR middle-end/71170
15924 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
15925 (add_to_ops_vec): Add stmt_to_insert.
15926 (add_repeat_to_ops_vec): Init stmt_to_insert.
15927 (insert_stmt_before_use): New.
15928 (transform_add_to_multiply): Remove mult_stmt insertion and add it
15930 (get_ops): Init stmt_to_insert.
15931 (maybe_optimize_range_tests): Likewise.
15932 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
15933 (rewrite_expr_tree_parallel): Likewise.
15934 (reassociate_bb): Likewise.
15936 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15939 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
15940 ISA 3.0 xxperm fusion alternative.
15941 (altivec_vperm_v8hiv16qi): Likewise.
15942 (altivec_vperm_<mode>_uns_internal): Likewise.
15943 (vperm_v8hiv4si): Likewise.
15944 (vperm_v16qiv8hi): Likewise.
15946 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15947 Kelvin Nilsen <kelvin@gcc.gnu.org>
15949 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
15950 vpermr/xxpermr on ISA 3.0.
15951 (altivec_expand_vec_perm_le): Likewise.
15952 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
15953 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
15956 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
15958 * config/i386/i386.h (IS_STACK_MODE): Enable for
15959 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
15960 SSE_FLOAT_MODE_P macros.
15961 * config/i386/i386.c (ix86_preferred_reload_class): Use
15962 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
15963 Cleanup regclass processing for CONST_DOUBLE_P.
15964 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
15965 (ix86_rtx_costs): Remove redundant TARGET_80387 check
15966 with IS_STACK_MODE macro.
15967 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
15969 (*movdf_internal): Use IS_STACK_MODE macro.
15970 (*movsf_internal): Ditto.
15972 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
15974 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
15975 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
15977 2016-05-23 Jeff Law <law@redhat.com>
15979 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
15981 (fsm_find_control_statement_thread_paths): Call it.
15983 2016-05-23 Martin Jambor <mjambor@suse.cz>
15986 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
15987 from_global_constant if t is not NULL.
15989 2016-05-23 Marek Polacek <polacek@redhat.com>
15992 * common.opt (Wswitch-unreachable): New option.
15993 * doc/invoke.texi: Document -Wswitch-unreachable.
15994 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
15997 2016-05-23 Bin Cheng <bin.cheng@arm.com>
15999 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
16000 TMR_INDEX is non-NULL.
16002 2016-05-23 Richard Biener <rguenther@suse.de>
16004 PR tree-optimization/71230
16005 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
16006 (try_special_add_to_ops): ... here. Always test for single-use.
16008 2016-05-23 Martin Jambor <mjambor@suse.cz>
16010 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
16011 default block if a PHI node in the original one would be resized.
16013 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16015 PR tree-optimization/58135
16016 * tree-vect-slp.c: When group size is not multiple
16017 of vector size, allow splitting of store group at
16020 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
16022 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
16024 2016-05-22 Jakub Jelinek <jakub@redhat.com>
16026 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
16027 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
16028 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
16031 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
16032 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
16033 v constraint instead of x and vinserti32x4 insn.
16035 * config/i386/sse.md (i128vldq): New mode iterator.
16036 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
16037 avx512dq and avx512vl alternatives.
16039 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
16040 constraint, use maybe_evex prefix instead of vex.
16041 (vec_dupv4sf): Use v constraint instead of x for output
16042 operand except for noavx alternative, use Yv constraint
16043 instead of x for input. Use maybe_evex prefix instead of vex.
16044 (*vec_dupv4si): Likewise.
16045 (*vec_dupv2di): Likewise.
16047 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16049 PR middle-end/40921
16050 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
16051 (linearize_expr_tree): Call try_special_add_to_ops.
16052 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
16054 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16056 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
16057 to computed stack_usage.
16059 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16062 * config/avr/avr.md (define_expand "mov<mode>"): If the source
16063 operand is subreg (symbol_ref) then move the symbol ref to register.
16065 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
16067 * tree.c (array_at_struct_end_p): Look through MEM_REF.
16069 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
16071 PR middle-end/71179
16072 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
16075 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
16077 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
16078 ranges by calling get_single_symbol and tidy up. Look more closely
16079 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
16081 2016-05-20 Jeff Law <law@redhat.com>
16083 * bitmap.c (bitmap_find_bit): Remove useless test.
16085 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
16087 * function.c (thread_prologue_and_epilogue_insns): Commit the
16088 insertion of the epilogue.
16090 2016-05-20 Martin Jambor <mjambor@suse.cz>
16092 PR tree-optimization/70884
16093 * tree-sra.c (initialize_constant_pool_replacements): Do not check
16094 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
16095 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
16096 of constant pool data as a reason for scalarization.
16098 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
16100 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
16101 for naked functions.
16102 (thumb1_expand_prologue): Likewise.
16104 2016-05-20 Nathan Sidwell <nathan@acm.org>
16106 * config/nvptx/nptx.c (nvptx_option_override): Only set
16107 flag_toplevel_reorder, if not explicitly specified. Set
16108 flag_no_common, unless explicitly specified.
16110 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16112 * calls.c (can_implement_as_sibling_call_p): Mark param
16113 reg_parm_stack_space with ATTRIBUTE_UNUSED.
16115 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
16117 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
16118 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
16119 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
16121 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
16122 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
16123 and CASE_CONST_ANY.
16125 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
16127 * config/nvptx/nvptx.md (sincossf3): New pattern.
16129 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16131 * calls.c (maybe_complain_about_tail_call): New function.
16132 (initialize_argument_information): Call
16133 maybe_complain_about_tail_call when clearing *may_tailcall.
16134 (can_implement_as_sibling_call_p): Call
16135 maybe_complain_about_tail_call when returning false.
16136 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
16137 ensure try_tail_call is set. Call maybe_complain_about_tail_call
16138 if tail-call optimization fails.
16139 * cfgexpand.c (expand_call_stmt): Initialize
16140 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
16141 * gimple-pretty-print.c (dump_gimple_call): Dump
16142 gimple_call_must_tail_p.
16143 * gimple.c (gimple_build_call_from_tree): Call
16144 gimple_call_set_must_tail with the value of
16145 CALL_EXPR_MUST_TAIL_CALL.
16146 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
16147 (gimple_call_set_must_tail): New function.
16148 (gimple_call_must_tail_p): New function.
16149 * print-tree.c (print_node): Update printing of TREE_STATIC
16150 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
16151 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
16152 trailing comment listing applicable flags.
16153 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
16155 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16157 * calls.c (expand_call): Move "Rest of purposes for tail call
16158 optimizations to fail" to...
16159 (can_implement_as_sibling_call_p): ...this new function, and
16160 split into multiple "if" statements.
16162 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16164 * cfgloop.h (expected_loop_iterations_unbounded,
16165 expected_loop_iterations): Unconstify.
16166 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
16167 profile with known upper bound; return 3 when profile is absent.
16168 (expected_loop_iterations): Update.
16170 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16172 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
16173 and get_max_loop_iterations_int.
16175 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16177 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
16178 realistic upper bounds here.
16180 2016-05-20 Jakub Jelinek <jakub@redhat.com>
16183 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
16184 calls if the LHS is variable length or has addressable type.
16185 If targets[0]->decl is a noreturn call with void return type and
16186 zero arguments, adjust fntype and remove lhs in that case.
16188 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
16190 PR tree-optimization/71079
16191 PR tree-optimization/71206
16192 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
16194 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16196 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
16197 (get_vec_alignment_for_array_decl): Likewise.
16198 (get_vec_alignment_for_record_decl): Likewise.
16199 (increase_alignment::execute): Move code to find alignment to
16200 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
16201 (type_align_map): New hash_map.
16203 2016-05-20 Richard Guenther <rguenther@suse.de>
16205 PR tree-optimization/29756
16206 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
16207 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
16208 * fold-const.c (operand_equal_p): Likewise.
16209 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
16210 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
16211 * tree-inline.c (estimate_operator_cost): Likewise.
16212 * tree-pretty-print.c (dump_generic_node): Likewise.
16213 * tree-ssa-operands.c (get_expr_operands): Likewise.
16214 * cfgexpand.c (expand_debug_expr): Likewise.
16215 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
16216 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
16217 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
16218 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
16219 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
16220 (execute_update_addresses_taken): Do it.
16222 2016-05-20 Richard Biener <rguenther@suse.de>
16224 PR tree-optimization/71185
16225 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
16226 register operations.
16228 2016-05-20 Richard Biener <rguenther@suse.de>
16230 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
16231 gimple_seq_add_seq_without_update.
16232 (release_bb_predicate): Assert we have no operands to free.
16233 (if_convertible_loop_p_1): Calculate post dominators later.
16234 Do not free BB predicates here.
16235 (combine_blocks): Do not recompute BB predicates.
16236 (version_loop_for_if_conversion): Save BB predicates around
16239 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16241 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
16242 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
16243 code. Ignore sibcalls on EDGE_IGNORE edges.
16244 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
16245 on edges for sibcalls that run without prologue. The rest of the
16246 function is combined from...
16247 (fix_fake_fallthrough_edge): ... this, and ...
16248 (try_shrink_wrapping): ... a part of this. Remove the bb_with
16249 function argument, make it a local variable.
16251 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
16253 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
16254 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
16255 for 32-bit mode and SEH for 64-bit.
16256 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
16257 TARGET_64BIT_DEFAULT.
16259 2016-05-19 Ryan Burn <contact@rnburn.com>
16261 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
16262 * gengtype.c (open_base_files): Add cilk.h to ifiles.
16264 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
16266 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
16267 force pending loads from memory.
16269 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
16271 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
16272 (UNSPEC_DARN_32): New unspec constant.
16273 (UNSPEC_DARN_RAW): New unspec constant.
16274 (darn_32): New instruction.
16275 (darn_raw): New instruction.
16276 (darn): New instruction.
16277 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
16278 support and documentation for this macro.
16279 (BU_P9_MISC_1): New macro definition.
16280 (BU_P9_64BIT_MISC_0): New macro definition.
16281 (BU_P9_MISC_0): New macro definition.
16282 (darn_32): New builtin definition.
16283 (darn_raw): New builtin definition.
16284 (darn): New builtin definition.
16285 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
16286 RS6000_BUILTIN_0 directives to surround each occurrence of
16287 #include "rs6000-builtin.def".
16288 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
16289 RS6000_BTM_64BIT flags to the returned mask, depending on
16291 (def_builtin): Correct an error in the assignments made to the
16292 debugging variable attr_string.
16293 (rs6000_expand_builtin): Add support for no-operand built-in
16295 (builtin_function_type): Remove fatal_error assertion that is no
16297 (rs6000_common_init_builtins): Add support for no-operand built-in
16299 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
16301 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
16303 (RS6000_BTM_64BIT): New macro definition.
16304 * doc/extend.texi: Document __builtin_darn (void),
16305 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
16308 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
16310 * tree-vect-loop.c (vect_analyze_loop_2): Use also
16311 max_loop_iterations_int.
16313 2016-05-19 Marek Polacek <polacek@redhat.com>
16315 PR tree-optimization/71031
16316 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
16317 condition and adjust the code a bit.
16319 2016-05-19 Martin Liska <mliska@suse.cz>
16321 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
16322 auto_vec instead of vec.
16324 2016-05-19 Martin Liska <mliska@suse.cz>
16326 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
16328 2016-05-19 Martin Liska <mliska@suse.cz>
16330 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
16332 2016-05-19 Martin Liska <mliska@suse.cz>
16334 * ipa-pure-const.c (set_function_state): Remove an existing
16336 (remove_node_data): Do not free it as it's released
16337 in set_function_state.
16339 2016-05-19 Martin Liska <mliska@suse.cz>
16341 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
16344 2016-05-19 Martin Liska <mliska@suse.cz>
16346 * omp-simd-clone.c (simd_clone_adjust): Release vector.
16348 2016-05-19 Martin Liska <mliska@suse.cz>
16350 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
16351 an auto_vec instead of re-creating it.
16353 2016-05-19 Martin Liska <mliska@suse.cz>
16355 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
16356 auto_vec instead of vec.
16358 2016-05-19 Martin Liska <mliska@suse.cz>
16360 * lto-section-in.c (lto_get_section_data): Call
16361 lto_check_version with additional argument.
16362 * lto-streamer.c (lto_check_version): Add new argument.
16363 * lto-streamer.h (lto_check_version): Likewise.
16365 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16367 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
16368 Don't add cost of inner memory when handling sign-extended loads.
16370 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
16372 PR rtl-optimization/71148
16373 * cse.c (cse_main): Free dominance info.
16374 (rest_of_handle_cse): Don't free dominance info.
16375 (rest_of_handle_cse2): Likewise.
16376 (rest_of_handle_cse_after_global_opts): Likewise.
16378 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16381 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
16382 NULL_TREE early if NEON is not available. Remove now redundant check
16383 in ARM_CHECK_BUILTIN_MODE.
16385 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
16388 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
16389 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
16390 * doc/cpp.texi: Document new macros.
16392 2016-05-19 Bin Cheng <bin.cheng@arm.com>
16394 PR tree-optimization/69848
16395 * tree-vect-loop.c (vectorizable_reduction): Don't factor
16396 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
16398 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16400 * function.c (thread_prologue_and_epilogue_insn): Move the
16401 "goto epilogue_done" one block later.
16403 2016-05-19 Richard Biener <rguenther@suse.de>
16405 PR tree-optimization/70729
16406 * passes.def: Move LIM pass before PRE. Remove no longer
16407 required copyprop and move first DCE out of the loop pipeline.
16409 2016-05-18 David Malcolm <dmalcolm@redhat.com>
16412 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
16413 (OBJS-libcommon-target): ...here.
16414 * opts-common.c: Include spellcheck.h.
16415 (cmdline_handle_error): Build a vec of valid options and use it
16416 to suggest provide hints for misspelled arguments.
16418 2016-05-18 Jakub Jelinek <jakub@redhat.com>
16421 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
16422 lhs if it has TREE_ADDRESSABLE type.
16424 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
16427 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
16428 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
16430 2016-05-18 Martin Jambor <mjambor@suse.cz>
16433 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
16434 input for NOP_EXPR pass-through functions.
16435 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
16436 aggregate global constant VAR_DECLs in constant jump functions.
16438 2016-05-18 Martin Jambor <mjambor@suse.cz>
16441 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
16442 from TREE_READONLY parameters.
16444 2016-05-18 Martin Jambor <mjambor@suse.cz>
16447 * cgraph.h (cgraph_indirect_call_info): New field
16448 guaranteed_unmodified.
16449 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
16450 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
16452 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
16453 pass the parameter value to ipa_find_agg_cst_for_param.
16454 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
16455 guaranteed_unmodified, store AA results there instead of bailing out
16457 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
16458 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
16459 (find_constructor_constant_at_offset): New function.
16460 (ipa_find_agg_cst_from_init): Likewise.
16461 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
16462 static initializers of contants, report back through a new paameter
16463 from_global_constant if that was the case.
16464 (try_make_edge_direct_simple_call): Also pass parameter value to
16465 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
16467 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
16468 (ipa_read_indirect_edge_info): Likewise.
16469 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
16470 (ipa_load_from_parm_agg): Likewise.
16472 2016-05-18 Jiong Wang <jiong.wang@arm.com>
16474 PR rtl-optimization/71150
16475 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
16478 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16481 * config/rs6000/constraints.md (wE constraint): New constraint
16482 for a vector constant that can be loaded with XXSPLTIB.
16483 (wM constraint): New constraint for a vector constant of a 1's.
16484 (wS constraint): New constraint for a vector constant that can be
16485 loaded with XXSPLTIB and a vector sign extend instruction.
16486 * config/rs6000/predicates.md (xxspltib_constant_split): New
16487 predicates for wE/wS constraints.
16488 (xxspltib_constant_nosplit): Likewise.
16489 (easy_vector_constant): Add support for constants that can be
16490 loaded via XXSPLTIB.
16491 (all_ones_constant): New predicate for vector constant with all
16493 (splat_input_operand): Add support for ISA 3.0 word splat operations.
16494 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
16495 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
16496 instruction and possibly with a sign extension.
16497 (output_vec_const_move): Add support for XXSPLTIB. If we are
16498 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
16499 instead of XXLXOR/XXLORC.
16500 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
16502 (rs6000_legitimize_reload_address): Likewise.
16503 (rs6000_output_move_128bit): Use output_vec_const_move to emit
16505 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
16506 combine VSX_M and VSX_M2 into one iterator.
16507 (VSX_M2): Likewise.
16508 (VSINT_84): New iterators for loading constants with XXSPLTIB.
16509 (VSINT_842): Likewise.
16510 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
16511 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
16512 XXSPLTIB instruction.
16513 (xxspltib_<mode>_nosplit): Likewise.
16514 (xxspltib_<mode>_split): New insn to load up constants with
16515 XXSPLTIB and a sign extend instruction.
16516 (vsx_mov<mode>): Replace single move that handled all vector types
16517 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
16518 moves (when -mvsx-timode is in effect) into the main vector
16519 moves. Eliminate separate moves for <VSr> <VSa>, where the
16520 preferred register class (<VSr>) is listed first, and the
16521 secondary register class (<VSa>) is listed second with a '?' to
16522 discourage use. Prefer loading 0/-1 in any VSX register for ISA
16523 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
16524 that if the register was involved in a slow operation, the
16525 clear/set operation does not wait for the slow operation to
16526 finish. Adjust the length attributes for 32-bit mode. Use
16527 rs6000_output_move_128bit and drop the use of the string
16528 instructions for 32-bit movti when -mvsx-timode is in effect. Use
16529 spacing so that the alternatives and attributes don't generate
16530 long lines, and put things in columns, so that it is easier to
16531 match up the operands and attributes with the insn alternatives.
16532 (vsx_mov<mode>_64bit): Likewise.
16533 (vsx_mov<mode>_32bit): Likewise.
16534 (vsx_movti_64bit): Fold movti into normal vector moves.
16535 (vsx_movti_32bit): Likewise.
16536 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
16537 splat instructions.
16538 (vsx_splat_v4si_internal): Likewise.
16539 (vsx_splat_v4sf_internal): Likewise.
16540 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
16541 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
16542 extend vector elements.
16543 (vsx_sign_extend_hi_<mode>): Likewise.
16544 (vsx_sign_extend_si_v2di): Likewise.
16545 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
16547 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
16548 constraints. Add trailing period to wL documentation.
16550 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
16552 PR middle-end/71020
16553 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
16554 * tree-dfa.c (replace_abnormal_ssa_names): New function.
16555 * tree-call-cdce.c: Include tree-dfa.h.
16556 (can_guard_call_p): New function, extracted from...
16557 (can_use_internal_fn): ...here.
16558 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
16560 (shrink_wrap_one_built_in_call): Likewise.
16561 (use_internal_fn): Likewise.
16562 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
16563 and return void. Call replace_abnormal_ssa_names.
16564 (pass_call_cdce::execute): Check can_guard_call_p during the
16565 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
16566 will always change something.
16568 2016-05-18 Martin Jambor <mjambor@suse.cz>
16571 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
16572 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
16574 2016-05-18 Martin Jambor <mjambor@suse.cz>
16577 * ipa-inline.h (condition): New field size.
16578 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
16579 for comaprison and store it into the new condition.
16580 (evaluate_conditions_for_known_args): Use condition size to check
16581 access sizes for all but CHANGED conditions.
16582 (unmodified_parm_1): New parameter size_p, store access size into it.
16583 (unmodified_parm): Likewise.
16584 (unmodified_parm_or_parm_agg_item): Likewise.
16585 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
16586 (set_cond_stmt_execution_predicate): Extract access sizes and store
16587 them to conditions.
16588 (set_switch_stmt_execution_predicate): Likewise.
16589 (will_be_nonconstant_expr_predicate): Likewise.
16590 (will_be_nonconstant_predicate): Likewise.
16591 (inline_read_section): Stream condition size.
16592 (inline_write_summary): Likewise.
16594 2016-05-18 Richard Biener <rguenther@suse.de>
16596 * tree-ssa-loop-im.c (determine_max_movement): Properly add
16597 condition cost to PHI cost instead of total_cost.
16599 2016-05-18 Martin Liska <mliska@suse.cz>
16602 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
16605 2016-05-18 Richard Biener <rguenther@suse.de>
16607 * lto-streamer.h (LTO_major_version): Bump to 6.
16609 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
16611 * function.c (make_split_prologue_seq, make_prologue_seq,
16612 make_epilogue_seq): New functions, factored out from...
16613 (thread_prologue_and_epilogue_insns): Here.
16615 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
16617 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
16618 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
16619 of before. Add a comment.
16621 2016-05-18 Bin Cheng <bin.cheng@arm.com>
16623 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
16624 expression pointer, not pointer to the pointer.
16626 2016-05-18 Jakub Jelinek <jakub@redhat.com>
16628 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
16629 (avx2_pbroadcast<mode>): Add another alternative with v instead
16630 of x constraints in it, using <pbroadcast_evex_isa> isa.
16631 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
16633 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
16634 constraint x instead of v in second alternative, add avx512bw
16637 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
16638 constraint x instead of v in second alternative, add avx512bw
16641 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
16642 constraint x instead of v in second alternative, add avx512bw
16645 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
16646 avx512bw alternative.
16648 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
16650 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
16651 array to 128 chars.
16652 (define_insn "*andnottf3"): Ditto.
16653 (define_insn "*<code><mode>3"/any_logic): Ditto.
16654 (define_insn "*<code>tf3"/any_logic): Ditto.
16655 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
16656 operand to block AVX-512VL insn variant emit when it is not enabled.
16658 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
16660 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
16661 constraint fot SF mode.
16663 2016-05-18 Petr Murzin <petr.murzin@intel.com>
16664 Kirill Yukhin <kirill.yukhin@intel.com>
16666 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
16668 (define_insn "rsqrt14<mode>"): Ditto.
16669 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
16670 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
16671 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
16672 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
16673 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
16675 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
16676 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
16677 * config/i386/i386.c (ix86_print_operand): Expand check for size
16678 override codes for Intel syntax.
16680 2016-05-18 Richard Biener <rguenther@suse.de>
16682 PR tree-optimization/71168
16683 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
16684 initialization earlier.
16686 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
16688 * config/aarch64/aarch64-simd.md
16689 (aarch64_reduc_plus_internal<mode>): Rename to...
16690 (reduc_plus_scal): ...This, and remove previous implementation.
16692 2016-05-18 Richard Biener <rguenther@suse.de>
16694 * passes.def: Put late dse and cd_dce in canonical order.
16696 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
16698 * ipa-inline-transform.c (preserve_function_body_p): Look for
16699 first non-thunk clone.
16700 (save_function_body): Save into first non-thunk.
16701 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
16703 (lto_output_node): Inline thunks don't need body in every
16705 * lto-streamer-in.c: Do not fixup thunk clones.
16706 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
16708 * tree-inline.c (copy_bb): Be prepared for target node to be new after
16711 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16713 PR middle-end/63586
16714 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
16715 (reassociate_bb): Call transform_add_to_multiply.
16717 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16719 * config/aarch64/aarch64.c (all_extensions): Removed unused
16722 2016-05-17 Nathan Sidwell <nathan@acm.org>
16724 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
16725 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
16727 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
16729 PR tree-optimization/54579
16730 PR middle-end/55299
16731 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
16733 2016-05-17 Marek Polacek <polacek@redhat.com>
16736 * tree-inline.c (expand_call_inline): Call
16737 maybe_remove_unused_call_args.
16739 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
16741 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
16742 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
16743 * doc/md.texi (fmin@var{m}3): Likewise.
16745 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16747 * match.pd (X & C): New transformation.
16749 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16751 * match.pd (~X & Y): New transformation.
16753 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16755 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
16756 information for new SSA_NAME.
16757 (simplify_conversion_using_ranges): Get range through get_range_info
16758 instead of get_value_range.
16760 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16762 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
16763 Remove inline assembly.
16764 (vmvn_s16): Likewise.
16765 (vmvn_s32): Likewise.
16766 (vmvn_u8): Likewise.
16767 (vmvn_u16): Likewise.
16768 (vmvn_u32): Likewise.
16769 (vmvnq_s8): Likewise.
16770 (vmvnq_s16): Likewise.
16771 (vmvnq_s32): Likewise.
16772 (vmvnq_u8): Likewise.
16773 (vmvnq_u16): Likewise.
16774 (vmvnq_u32): Likewise.
16775 (vmvn_p8): Likewise.
16776 (vmvnq_p16): Likewise.
16778 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16780 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
16782 (vmul_n_s16): Likewise.
16783 (vmul_n_s32): Likewise.
16784 (vmul_n_u16): Likewise.
16785 (vmul_n_u32): Likewise.
16786 (vmulq_n_f32): Likewise.
16787 (vmulq_n_f64): Likewise.
16788 (vmulq_n_s16): Likewise.
16789 (vmulq_n_s32): Likewise.
16790 (vmulq_n_u16): Likewise.
16791 (vmulq_n_u32): Likewise.
16793 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16795 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
16796 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
16798 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16800 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
16801 to *aarch64_fma4_elt_from_dup<mode>.
16802 (*aarch64_fnma4_elt_to_128df): Rename to
16803 *aarch64_fnma4_elt_from_dup<mode>.
16804 * config/aarch64/arm_neon.h (vfma_n_f64): New.
16805 (vfms_n_f32): Likewise.
16806 (vfms_n_f64): Likewise.
16807 (vfmsq_n_f32): Likewise.
16808 (vfmsq_n_f64): Likewise.
16810 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
16812 * wide-int.h: Change fixed_wide_int_storage from class to struct.
16814 2016-05-17 Richard Biener <rguenther@suse.de>
16816 PR tree-optimization/71132
16817 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
16818 Only add control dependences for blocks in the loop.
16819 (build_rdg): Adjust.
16820 (generate_code_for_partition): Return whether loop should
16821 be destroyed and delay that.
16822 (distribute_loop): Likewise.
16823 (pass_loop_distribution::execute): Record loops to be destroyed
16824 and perform delayed destroying of loops.
16826 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16829 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
16831 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16833 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
16835 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
16838 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
16839 insertion point for instructions generated by validize_mem.
16841 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16843 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
16846 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16848 * config/aarch64/aarch64.c
16849 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
16850 rather than a macro.
16852 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16854 * doc/invoke.texi (AArch64 Options): Various updates.
16856 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16858 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
16859 into instrumentation thunks.
16860 * cif-code.def (CIF_CHKP): New.
16862 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
16864 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
16866 2016-05-16 Martin Jambor <mjambor@suse.cz>
16868 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
16869 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
16871 2016-05-16 Marek Polacek <polacek@redhat.com>
16873 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
16876 2016-05-16 Martin Jambor <mjambor@suse.cz>
16879 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
16880 the outlined kernel function.
16882 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
16884 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
16885 (ISA_HAS_DLSA): Ditto.
16887 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
16889 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
16891 2016-05-16 Nathan Sidwell <nathan@acm.org>
16893 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
16894 (nvptx_name_replacement): Restore. Add comment.
16895 (write_fn_proto, write_fn_proto_from_insn,
16896 nvptx_output_call_insn): Restore
16897 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
16899 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16901 * config/aarch64/aarch64.md
16902 (add<mode>3_compareC_cconly_imm): Remove use of %w.
16903 (add<mode>3_compareC_imm): Likewise.
16904 (<optab>si3_uxtw): Split into register and immediate variants.
16905 (andsi3_compare0_uxtw): Likewise.
16906 (and<mode>3_compare0): Likewise.
16907 (and<mode>3nr_compare0): Likewise.
16908 (stack_protect_test_<mode>): Don't use %x for memory operands.
16910 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
16912 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
16914 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16916 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
16917 Split integer shifts into shift_reg and bfm.
16918 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
16919 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
16920 (ror<mode>3_insn): Likewise.
16921 (<optab>si3_insn_uxtw): Likewise.
16922 (<optab><mode>3_insn): Change to rotate_imm.
16923 (extr<mode>5_insn_alt): Likewise.
16924 (extrsi5_insn_uxtw): Likewise.
16925 (extrsi5_insn_uxtw_alt): Likewise.
16927 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16929 * doc/tm.texi: Regenerate.
16930 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
16931 (TARGET_INVALID_RETURN_TYPE): Remove.
16932 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
16933 TARGET_INVALID_RETURN_TYPE.
16934 * target.def (invalid_parameter_type): Remove.
16935 (invalid_return_type): Remove.
16937 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16939 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
16940 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
16942 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
16944 (preserve_function_body_p): No need to preserve function body
16945 * cif-codes.def (CIF_THUNK): Remove.
16946 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
16948 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16950 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
16952 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16954 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
16957 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16959 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
16960 (inline_small_functions): Do not look for function symbol when
16963 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16965 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
16968 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16969 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16970 Jiong Wang <jiong.wang@arm.com>
16972 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
16973 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
16974 Define __ARM_FP16_ARGS when appropriate.
16975 * config/arm/arm.c (arm_invalid_parameter_type): Remove
16977 (arm_invalid_return_type): Likewise.
16978 (TARGET_INVALID_PARAMETER_TYPE): Remove.
16979 (TARGET_INVALID_RETURN_TYPE): Remove.
16980 (aapcs_vfp_sub_candidate): Allow HFmode.
16981 (aapcs_vfp_allocate): Add comment. Support HFmode.
16982 (aapcs_vfp_allocate_return_reg): Likewise.
16983 (struct aapcs_cp_arg_layout): Slightly reword comments for
16984 is_return_candidate and allocate_return_reg.
16985 (output_mov_vfp): Update assert.
16986 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
16988 (arm_invalid_parameter_type): Remove.
16989 (amr_invalid_return_type): Remove.
16990 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
16991 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
16992 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
16994 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16996 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
16997 * config/aarch64/arch64-protos.h
16998 (aarch64_legitimize_reload_address): Remove.
16999 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
17002 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
17004 * configure.ac: Add ACX_NONCANONICAL_HOST.
17005 * configure: Regenerate.
17006 * Makefile.in: Set host_noncanonical.
17008 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
17011 * config/i386/i386.md (*movtf_internal): Before register allocation,
17012 do not allow FP constants for CM_MEDIUM memory model, allow only
17013 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
17014 (*movxf_internal): Ditto.
17015 (*movdf_internal): Ditto.
17016 (*movsf_internal): Ditto.
17018 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
17020 PR rtl-optimization/67483
17021 * combine.c (make_compound_operation): Don't call extract_left_shift
17022 with negative shift amounts.
17024 2016-05-13 Jakub Jelinek <jakub@redhat.com>
17027 * fold-const.c (fold_checksum_tree): Allow modification
17028 of TYPE_ALIAS_SET during folding.
17030 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
17031 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
17032 (ix86_split_to_parts): Likewise. Fix up formatting.
17034 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
17036 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
17037 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
17040 2016-05-13 Nathan Sidwell <nathan@acm.org>
17042 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
17043 (nvptx_name_replacement): Delete.
17044 (write_fn_proto, write_fn_proto_from_insn,
17045 nvptx_output_call_insn): Remove nvptx_name_replacement call.
17046 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
17047 * langhooks.c (add_builtin_funcction_common): Call
17048 targetm.mangle_decl_assembler_name.
17050 * config/nvptx/nvptx.c (write_fn_proto): Handle
17051 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
17053 2016-05-13 Martin Liska <mliska@suse.cz>
17055 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
17056 and PRIu64 in printf format.
17058 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17060 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
17063 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17065 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
17066 Change --param max-completely-peeled-times to
17067 --param max-completely-peel-times in dump file printing.
17069 2016-05-13 Richard Biener <rguenther@suse.de>
17071 PR tree-optimization/42587
17072 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
17073 (find_bswap_or_nop_1): Likewise.
17074 (bswap_replace): Likewise.
17076 2016-05-13 Martin Liska <mliska@suse.cz>
17078 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
17079 Initialize a variable with default value.
17081 2016-05-13 Martin Liska <mliska@suse.cz>
17083 * doc/invoke.texi: Enhance explanation of error recovery
17086 2016-05-13 Martin Liska <mliska@suse.cz>
17088 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
17089 (struct cost_pair): Change inv_expr_id (int) to inv_expr
17090 (iv_inv_expr_ent *).
17091 (struct iv_inv_expr_ent): Comment struct fields.
17092 (sort_iv_inv_expr_ent): New function.
17093 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
17094 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
17095 a hash_map between iv_inv_expr_ent and number of usages.
17096 (niter_for_exit): Fix coding style.
17097 (tree_ssa_iv_optimize_init): Use renamed variable.
17098 (determine_base_object): Fix coding style.
17099 (alloc_iv): Likewise.
17100 (find_interesting_uses_outside): Likewise.
17101 (add_candidate_1): Likewise.
17102 (add_standard_iv_candidates): Likewise.
17103 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
17104 (prepare_decl_rtl): Fix coding style.
17105 (get_address_cost): Likewise.
17106 (get_shiftadd_cost): Likewise.
17107 (force_expr_to_var_cost): Likewise.
17108 (compare_aff_trees): Likewise.
17109 (get_expr_id): Restructure the function.
17110 (get_loop_invariant_expr_id): Renamed to
17111 get_loop_invariant_expr.
17112 (get_computation_cost_at): Replace usage of inv_expr_id with
17114 (get_computation_cost): Likewise.
17115 (determine_group_iv_cost_generic): Likewise.
17116 (determine_group_iv_cost_address): Likewise.
17117 (iv_period): Fix coding style.
17118 (iv_elimination_compare_lt): Likewise.
17119 (may_eliminate_iv): Likewise.
17120 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
17122 (determine_group_iv_costs): Dump invariant expressions.
17123 (iv_ca_recount_cost): Use the newly added hash_map.
17124 (iv_ca_set_remove_invariants): Fix coding style.
17125 (iv_ca_set_add_invariants): Fix coding style.
17126 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
17128 (iv_ca_set_cp): Likewise.
17129 (iv_ca_new): Initialize the newly added hash_map and remove
17130 initialization of fields.
17131 (iv_ca_free): Delete the hash_map.
17132 (iv_ca_dump): Dump invariant expressions.
17133 (iv_ca_extend): Fix coding style.
17134 (try_add_cand_for): Likewise.
17135 (create_new_ivs): Dump information about # of avg iterations and
17136 # of used invariant expressions.
17137 (rewrite_use_compare): Fix coding style.
17138 (free_loop_data): Set default value for max_inv_expr_id.
17140 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
17142 * cse.c (rest_of_handle_cse): Use cleanup_cfg
17143 returned value cse_cfg_altered computation.
17144 (rest_of_handle_cse2): Likewise.
17145 (rest_of_handle_cse_after_global_opts): Likewise.
17147 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17150 * config/arm/arm.c (arm32_output_mi_thunk): New.
17151 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
17152 to split Thumb1 vs TARGET_32BIT functionality.
17153 (arm_thumb1_mi_thunk): New.
17155 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17157 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
17160 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17163 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
17165 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
17167 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
17168 (expand_builtin_trap): Emit a regular call.
17169 (set_builtin_user_assembler_name): Remove obsolete cases.
17170 * dse.c (scan_insn): Adjust.
17171 * except.c: Include calls.h.
17172 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
17173 emit a regular call to setjmp.
17174 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
17175 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
17176 (emit_block_move_via_libcall): Delete.
17177 (block_move_fn): Delete.
17178 (init_block_move_fn): Likewise.
17179 (emit_block_move_libcall_fn): Likewise.
17180 (emit_block_op_via_libcall): New function.
17181 (set_storage_via_libcall): Tidy up and use memset builtin.
17182 (block_clear_fn): Delete.
17183 (init_block_clear_fn): Likewise.
17184 (clear_storage_libcall_fn): Likewise.
17185 (expand_assignment): Call emit_block_move_via_libcall.
17186 Do not include gt-expr.h.
17187 * expr.h (emit_block_op_via_libcall): Declare.
17188 (emit_block_copy_via_libcall): New inline function.
17189 (emit_block_move_via_libcall): Likewise.
17190 (emit_block_comp_via_libcall): Likewise.
17191 (block_clear_fn): Delete.
17192 (init_block_move_fn): Likewise.
17193 (init_block_clear_fn): Likewise.
17194 (emit_block_move_via_libcall): Likewise.
17195 (set_storage_via_libcall): Add default parameter value.
17196 * libfuncs.h (enum libfunc_index): Remove obsolete values.
17197 (abort_libfunc): Delete.
17198 (memcpy_libfunc): Likewise.
17199 (memmove_libfunc): Likewise.
17200 (memcmp_libfunc): Likewise.
17201 (memset_libfunc): Likewise.
17202 (setbits_libfunc): Likewise.
17203 (setjmp_libfunc): Likewise.
17204 (longjmp_libfunc): Likewise.
17205 (profile_function_entry_libfunc): Likewise.
17206 (profile_function_exit_libfunc): Likewise.
17207 (gcov_flush_libfunc): Likewise.
17208 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
17209 and DECL_VISIBILITY on the declaration.
17210 (init_optabs): Do not initialize obsolete libfuncs.
17211 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
17212 * tree-core.h (ECF_RET1): Define.
17213 (ECF_TM_PURE): Adjust.
17214 (ECF_TM_BUILTIN): Likewise.
17215 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
17216 (build_common_builtin_nodes): Initialize abort builtin.
17217 Add ECF_RET1 on memcpy, memmove and memset builtins.
17218 Pass final flags for alloca and alloca_with_align builtins.
17219 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
17221 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
17222 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
17223 set_storage_via_libcall and call emit_block_copy_via_libcall.
17225 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
17227 * config/i386/i386.md (*call_got_x32): Change operand 0 to
17228 DImode before it is passed to ix86_output_call_operand.
17229 (*call_value_got_x32): Ditto for operand 1.
17231 2016-05-12 Jiong Wang <jiong.wang@arm.com>
17233 PR rtl-optimization/70904
17234 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
17235 reload for wide mode.
17237 2016-05-12 Marek Polacek <polacek@redhat.com>
17240 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
17241 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
17242 * langhooks.h (incomplete_type_error): Likewise.
17243 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
17244 parameter, pass it down to incomplete_type_error.
17245 * tree.h (size_in_bytes): New inline overload.
17246 (size_in_bytes_loc): Renamed from size_in_bytes.
17248 2016-05-12 Richard Biener <rguenther@suse.de>
17250 PR tree-optimization/71059
17251 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
17252 nary before looking up or entering the expression into the VN
17254 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
17255 Make sure to re-use NARYs without result as inserted by
17258 2016-05-12 Richard Biener <rguenther@suse.de>
17260 PR tree-optimization/71062
17261 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
17263 * tree-ssa-structalias.c (set_uids_in_ptset): Set
17264 vars_contains_restrict if the var is a restrict tag.
17265 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
17266 do not disambiguate pointers against it.
17267 (dump_points_to_solution): Re-structure and adjust for new
17268 vars_contains_restrict flag.
17269 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
17271 2016-05-12 Martin Liska <mliska@suse.cz>
17273 * doc/invoke.texi: Explain connection between
17274 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
17276 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
17278 PR tree-optimization/71006
17279 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
17280 consider COND_EXPR as a mask producer.
17282 2016-05-12 Marek Polacek <polacek@redhat.com>
17285 * opts.c (common_handle_option): Detect missing argument for --help^.
17287 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17290 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
17291 when popping the PC and within an interrupt handler routine.
17292 Add missing tab to output of "ldmfd".
17293 (output_return_instruction): Output LDMFD with SP update rather
17294 than POP when returning from interrupt handler.
17296 2016-05-12 Jakub Jelinek <jakub@redhat.com>
17298 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
17299 TARGET_64BIT && TARGET_AVX512DQ.
17300 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
17301 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
17302 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
17303 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
17304 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
17305 (*vec_extractv4si_zext): Add avx512dq alternative.
17306 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
17307 use v instead of x constraint in other alternatives where possible.
17309 * config/i386/sse.md (sse2_loadld): Use v instead of x
17310 constraint in alternatives 0,1,4.
17312 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
17313 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
17314 v constraints instead of x and <pinsr_evex_isa> isa attribute.
17317 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
17318 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
17319 is not emitted unless TARGET_AVX512BW.
17320 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
17321 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
17322 for the result operand.
17324 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
17325 constraint instead of x in avx alternatives. Use maybe_evex instead
17328 * config/i386/constraints.md (Yv): New constraint.
17329 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
17330 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
17331 * config/i386/i386.md (avx512fvecmode): New mode attr.
17332 (*pushtf): Use v constraint instead of x.
17333 (*movtf_internal): Likewise. For TARGET_AVX512VL and
17334 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
17335 (*absneg<mode>2): Use Yv constraint instead of x constraint.
17336 (*absnegtf2_sse): Likewise.
17337 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
17338 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
17339 avx512f alternatives.
17340 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
17342 2016-05-12 Richard Biener <rguenther@suse.de>
17344 PR tree-optimization/71060
17345 * tree-data-ref.c (initialize_data_dependence_relation): Do not
17346 require exact match of DR_BASE_OBJECT but only matching address and
17349 2016-05-12 Richard Biener <rguenther@suse.de>
17351 PR tree-optimization/70986
17352 * cfganal.c: Include cfgloop.h.
17353 (dfs_find_deadend): Prefer to take edges exiting loops.
17355 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17357 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
17358 compile and run time.
17360 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
17363 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
17365 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
17367 * config/i386/i386.c (legitimize_pic_address): Use
17368 copy_to_suggested_reg instead of gen_movsi.
17370 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17372 * config/rs6000/predicates.md (quad_memory_operand): Move most of
17373 the code into quad_address_p and call it to share code with
17374 vsx_quad_dform_memory_operand.
17375 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
17377 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
17378 bit instead of being a separate word. Split -mpower9-dform into
17379 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
17380 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
17381 for the register class supporting 128-bit quad word memory offsets.
17382 (mode_supports_vsx_dform_quad): Helper function to return if the
17383 register class uses quad word memory offsets.
17384 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
17385 (rs6000_debug_reg_global): Always print if we are using LRA or not.
17386 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
17387 instructions are enabled, set up the appropriate addr_masks for
17389 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
17390 -mpower9-dform-scalar, instead of -mpower9-dform.
17391 (rs6000_option_override_internal): Split -mpower9-dform into two
17392 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
17393 -mpower9-dform switch sets or clears both. If we are not using
17394 the LRA register allocator, do not enable -mpower9-dform-vector by
17395 default. If we are using LRA, enable -mpower9-dform-vector and
17396 -mvsx-timode if it is appropriate. Issue a warning if either
17397 -mpower9-dform-vector or -mvsx-timode are explicitly used without
17399 (quad_address_offset_p): New helper function to return if the
17400 offset is legal for quad word memory instructions.
17401 (quad_address_p): New function to determin if GPR or vector
17402 register quad word memory addresses are legal.
17403 (mem_operand_gpr): Validate quad word address offsets.
17404 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
17405 d-form (register + offset) instructions.
17406 (offsettable_ok_by_alignment): Likewise.
17407 (rs6000_legitimate_offset_address_p): Likewise.
17408 (legitimate_lo_sum_address_p): Likewise.
17409 (rs6000_legitimize_address): Likewise.
17410 (rs6000_legitimize_reload_address): Add more debug statements for
17412 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
17413 d-form instructions.
17414 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
17415 d-form instructions. Distinguish different cases in debug
17416 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
17417 d-form instructions.
17418 (rs6000_preferred_reload_class): Likewise.
17419 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
17420 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
17421 of the ISA 2.06 indexed memory instructions.
17422 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
17423 use them to save/restore the saved vector registers instead of
17424 using Altivec instructions.
17425 (rs6000_emit_epilogue): Likewise.
17426 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
17427 (rs6000_opt_masks): Split -mpower9-dform into
17428 -mpower9-dform-scalar and -mpower9-dform-vector.
17429 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
17431 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
17432 ISA 3.0 vector indexed memory instructions, and fold the code into
17433 the normal mov<mode> patterns.
17434 (p9_vecstore_<mode>): Likewise.
17435 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
17437 (vsx_movti_64bit): Likewise.
17438 (vsx_movti_32bit): Likewise.
17439 * config/rs6000/constraints.md (wO constraint): New constraint for
17440 ISA 3.0 vector d-form support.
17441 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
17442 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
17443 include -mpower9-dform-vector until we switch over to LRA.
17444 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
17445 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
17446 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
17447 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17448 for -mpower9-dform and -mlra.
17449 * doc/md.texi (wO constraint): Document wO constraint.
17451 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
17453 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
17454 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
17455 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
17456 Move handling of non-insn arguments inline into the sole user:
17457 (output_trans_func): ...here.
17458 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
17459 in emitted function prototype.
17460 (output_internal_insn_latency_func): Ditto. Simplify.
17461 (output_internal_maximal_insn_latency_func): Ditto. Delete
17462 always-unused argument.
17463 (output_insn_latency_func): Ditto.
17464 (output_maximal_insn_latency_func): Ditto.
17466 2016-05-11 Richard Biener <rguenther@suse.de>
17468 PR tree-optimization/71055
17469 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
17470 sth with precision not equal to access size verify we don't chop
17473 2016-05-11 Richard Biener <rguenther@suse.de>
17476 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
17477 (dwarf2out_finish): Move retry_incomplete_types call ...
17478 (dwarf2out_early_finish): ... here.
17480 2016-05-11 Richard Biener <rguenther@suse.de>
17482 PR middle-end/71002
17483 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
17484 if the langhook insists on it.
17485 * fold-const.c (make_bit_field_ref): Add arg for the original
17486 reference and preserve its alias-set.
17487 (decode_field_reference): Take exp by reference and adjust it
17488 to the original memory reference.
17489 (optimize_bit_field_compare): Adjust callers.
17490 (fold_truth_andor_1): Likewise.
17491 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
17493 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
17495 PR middle-end/70807
17496 * cfgrtl.h (delete_insn_and_edges): Now return bool.
17497 * cfgrtl.c (delete_insn_and_edges): Likewise.
17498 * config/i386/i386.c (convert_scalars_to_vector): Remove
17500 * cse.c (cse_insn): Compute cse_cfg_altered.
17501 (delete_trivially_dead_insns): Likewise.
17502 (cse_cc_succs): Likewise.
17503 (rest_of_handle_cse): Free dominance info if required.
17504 (rest_of_handle_cse2): Likewise.
17505 (rest_of_handle_cse_after_global_opts): Likewise.
17507 2016-05-11 Alan Modra <amodra@gmail.com>
17509 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
17510 abi_v4_pass_in_fpr): New functions.
17511 (rs6000_function_arg_boundary): Exclude complex IBM long double
17512 from 64-bit alignment when ABI_V4.
17513 (rs6000_function_arg, rs6000_function_arg_advance_1,
17514 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
17516 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
17518 PR rtl-optimization/71028
17519 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
17520 jump with just a return in the fallthrough block if the branch
17521 block contains just a return as well.
17523 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
17525 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
17526 * match.pd ((X & Y) ^ Y): ... this.
17527 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
17528 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
17530 2016-05-10 David Malcolm <dmalcolm@redhat.com>
17532 * read-md.c (require_char_ws): New function.
17533 (read_string): Simplify using require_char_ws.
17534 (handle_constants): Likewise.
17535 (handle_enum): Likewise.
17536 (handle_file): Likewise.
17537 * read-md.h (require_char_ws): New declaration.
17538 * read-rtl.c (read_conditions): Simplify using require_char_ws.
17539 (read_mapping): Likewise.
17540 (read_rtx_code): Likewise.
17541 (read_nested_rtx): Likewise.
17543 2016-05-10 James Norris <jnorris@codesourcery.com>
17545 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
17546 if offloading is enabled and -fopenacc or -fopenmp is specified.
17547 (CRTOFFLOADEND): Likewise.
17548 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
17549 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
17551 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
17553 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
17554 gotoff_operand code paths. Use copy_to_suggested_regs and
17555 expand_simple_binop where appropriate. Cleanup.
17557 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17560 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
17562 (dimode_scalar_chain::vector_const_cost): New.
17563 (dimode_scalar_chain::compute_convert_gain): Handle constants.
17564 (dimode_scalar_chain::convert_op): Likewise.
17565 (dimode_scalar_chain::convert_insn): Likewise.
17567 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
17569 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
17570 unary operation, not a binary one.
17572 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17574 PR middle-end/70877
17575 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
17576 calls with type casted fndecl.
17578 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17580 PR tree-optimization/70786
17581 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
17582 * calls.c (initialize_argument_information): Bind bounds
17583 with corresponding args passed by reference.
17585 2016-05-10 Jakub Jelinek <jakub@redhat.com>
17588 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
17589 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
17590 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
17593 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17596 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
17597 code for a zero scale factor.
17598 (vsx_xvcvdpuxds_scale): Likewise.
17600 2016-05-10 David Malcolm <dmalcolm@redhat.com>
17602 * diagnostic-show-locus.c (layout::layout): Call show_ruler
17603 if show_ruler_p was set on the context.
17604 (layout::show_ruler): New method.
17605 * diagnostic.h (struct diagnostic_context): Add field
17608 2016-05-10 Richard Biener <rguenther@suse.de>
17610 PR tree-optimization/71039
17611 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
17612 (chk_uses): New function.
17613 (propagate_with_phi): Verify we can safely replicate the lhs of an
17614 aggregate assignment on all incoming edges.
17616 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
17618 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
17620 (rx_atomic_sequence): New class.
17621 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
17622 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
17624 (rx_atomic_sequence::rx_atomic_sequence,
17625 rx_atomic_sequence::~rx_atomic_sequence): New functions.
17626 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
17627 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
17628 CTRLREG_INTB): New constants.
17629 (FETCHOP): New code iterator.
17630 (fethcop_name, fetchop_name2): New iterator code attributes.
17631 (QIHI): New mode iterator.
17632 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
17633 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
17634 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
17636 2016-05-10 Martin Liska <mliska@suse.cz>
17638 * tree-inline.c (remap_dependence_clique): Do not remap
17639 debugging statements.
17641 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17643 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
17644 ("*fixuns_truncdfdi2_z13")
17645 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
17646 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
17647 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
17649 2016-05-10 Richard Biener <rguenther@suse.de>
17651 PR tree-optimization/70497
17652 PR tree-optimization/28367
17653 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
17655 (visit_reference_op_load): ... here.
17656 (vn_reference_lookup_3): Use it to handle subreg-like accesses
17657 with simplified BIT_FIELD_REFs.
17658 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
17659 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
17662 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
17664 * dwarf2out.c (add_abstract_origin_attribute): Adjust
17665 documentation comment. For BLOCK nodes, add a
17666 DW_AT_abstract_origin attribute that points to the DIE generated
17667 for the origin BLOCK.
17668 (gen_lexical_block_die): Call add_abstract_origin_attribute for
17669 blocks from inlined functions.
17671 2016-05-10 Alan Modra <amodra@gmail.com>
17674 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
17675 regrename modifying insns saving lr before __morestack call.
17676 * config/rs6000/rs6000.md (split_stack_return): Similarly for
17677 insns restoring lr after __morestack call.
17679 2016-05-09 Jakub Jelinek <jakub@redhat.com>
17681 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
17682 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
17684 * config/i386/sse.md (vec_interleave_high<mode>,
17685 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
17686 <avx512>_vpermt2var<mode>3_maskz): Likewise.
17688 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
17690 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
17691 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
17692 parallel reassociation for power8 and forward.
17694 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
17696 * config/i386/i386.md (absneg splitters with general regs): Use
17697 general_reg_operand predicate.
17698 (btsq peephole2): Use x86_64_immediate_operand to check if new
17699 value is suitable for immediate operand. Generate emitted insn
17700 using RTL expressions.
17701 (btcq peephole2): Ditto.
17702 (btrq peephole2): Ditto. Generate correct immediate operand
17705 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17707 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
17710 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17712 * tree-affine.c (wide_int_constant_multiple_p): Add missing
17713 pointer dereference.
17715 2016-05-09 Richard Biener <rguenther@suse.de>
17717 PR tree-optimization/70985
17718 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
17719 op0 isn't a gimple register.
17721 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
17723 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
17724 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
17725 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
17726 (i6400_fpu_mult): New cpu units.
17727 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
17728 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
17729 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
17730 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
17731 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
17732 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
17733 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
17734 (i6400_msa_long_float4, i6400_msa_long_float5)
17735 (i6400_msa_long_float8, i6400_msa_fdiv_df)
17736 (i6400_msa_fdiv_sf): New reservations.
17737 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
17738 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
17739 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
17740 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
17741 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
17742 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
17743 (msa_short_cmp, msa_short_float2, msa_short_logic3)
17744 (msa_short_store4, msa_long_load, msa_short_store)
17745 (msa_long_logic, msa_long_float2, msa_long_float4)
17746 (msa_long_float5, msa_long_float8, msa_long_mult)
17747 (msa_long_fdiv, msa_long_div): New reservations.
17749 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
17750 Sameera Deshpande <sameera.deshpande@imgtec.com>
17751 Matthew Fortune <matthew.fortune@imgtec.com>
17752 Graham Stott <graham.stott@imgtec.com>
17753 Chao-ying Fu <chao-ying.fu@imgtec.com>
17755 * config.gcc: Add MSA header file for mips*-*-* target.
17756 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
17757 (Ubv8i, Urv8): New constraints.
17758 * config/mips/mips-ftypes.def: Add function types for MSA
17760 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
17761 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
17762 * config/mips/mips-msa.md: New file.
17763 * config/mips/mips-protos.h
17764 (mips_split_128bit_const_insns): New prototype.
17765 (mips_msa_idiv_insns): Likewise.
17766 (mips_split_128bit_move): Likewise.
17767 (mips_split_128bit_move_p): Likewise.
17768 (mips_split_msa_copy_d): Likewise.
17769 (mips_split_msa_insert_d): Likewise.
17770 (mips_split_msa_fill_d): Likewise.
17771 (mips_expand_msa_branch): Likewise.
17772 (mips_const_vector_same_val_p): Likewise.
17773 (mips_const_vector_same_bytes_p): Likewise.
17774 (mips_const_vector_same_int_p): Likewise.
17775 (mips_const_vector_shuffle_set_p): Likewise.
17776 (mips_const_vector_bitimm_set_p): Likewise.
17777 (mips_const_vector_bitimm_clr_p): Likewise.
17778 (mips_msa_vec_parallel_const_half): Likewise.
17779 (mips_msa_output_division): Likewise.
17780 (mips_ldst_scaled_shift): Likewise.
17781 (mips_expand_vec_cond_expr): Likewise.
17782 * config/mips/mips.c (enum mips_builtin_type): Add
17783 MIPS_BUILTIN_MSA_TEST_BRANCH.
17784 (mips_gen_const_int_vector_shuffle): New prototype.
17785 (mips_const_vector_bitimm_set_p): New function.
17786 (mips_const_vector_bitimm_clr_p): Likewise.
17787 (mips_const_vector_same_val_p): Likewise.
17788 (mips_const_vector_same_bytes_p): Likewise.
17789 (mips_const_vector_same_int_p): Likewise.
17790 (mips_const_vector_shuffle_set_p): Likewise.
17791 (mips_symbol_insns): Forbid loading symbols via immediate for
17793 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
17795 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
17797 (mips_lx_address_p): Add support load indexed address for MSA.
17798 (mips_address_insns): Add calculation of instructions needed for
17799 stores and loads for MSA.
17800 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
17801 CONST_VECTOR for MSA and let it fall through.
17802 (mips_ldst_scaled_shift): New function.
17803 (mips_subword_at_byte): Likewise.
17804 (mips_msa_idiv_insns): Likewise.
17805 (mips_legitimize_move): Validate MSA moves.
17806 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
17807 calculation of costs for MSA division.
17808 (mips_split_move_p): Check if MSA moves need splitting.
17809 (mips_split_move): Split MSA moves if necessary.
17810 (mips_split_128bit_move_p): New function.
17811 (mips_split_128bit_move): Likewise.
17812 (mips_split_msa_copy_d): Likewise.
17813 (mips_split_msa_insert_d): Likewise.
17814 (mips_split_msa_fill_d): Likewise.
17815 (mips_output_move): Handle MSA moves.
17816 (mips_expand_msa_branch): New function.
17817 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
17818 Reinstate 'y' modifier.
17819 (mips_file_start): Add MSA .gnu_attribute.
17820 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
17822 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
17823 (mips_class_max_nregs): Add register size for MSA supported mode.
17824 (mips_cannot_change_mode_class): Allow conversion between MSA
17825 vector modes and TImode.
17826 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
17828 (mips_secondary_reload_class): Force MSA loads/stores via memory.
17829 (mips_preferred_simd_mode): Add preffered modes for MSA.
17830 (mips_vector_mode_supported_p): Add MSA supported modes.
17831 (mips_autovectorize_vector_sizes): New function.
17832 (mips_msa_output_division): Likewise.
17833 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
17834 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
17835 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
17836 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
17837 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
17838 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
17839 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
17840 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
17841 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
17842 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
17843 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
17844 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
17845 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
17846 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
17847 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
17848 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
17849 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
17850 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
17851 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
17852 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
17853 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
17854 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
17855 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
17856 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
17857 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
17858 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
17859 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
17860 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
17861 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
17862 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
17863 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
17864 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
17865 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
17866 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
17867 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
17868 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
17869 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
17870 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
17871 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
17872 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
17873 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
17874 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
17875 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
17876 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
17877 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
17878 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
17879 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
17880 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
17881 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
17882 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
17883 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
17884 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
17885 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
17886 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
17887 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
17888 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
17889 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
17890 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
17891 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
17892 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
17893 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
17894 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
17895 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
17896 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
17897 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
17898 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
17899 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
17900 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
17901 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
17902 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
17903 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
17904 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
17905 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
17906 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
17907 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
17908 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
17909 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
17910 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
17911 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
17912 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
17913 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
17914 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
17915 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
17916 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
17917 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
17918 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
17919 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
17920 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
17921 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
17922 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
17923 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
17924 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
17925 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
17926 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
17927 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
17928 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
17929 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
17930 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
17931 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
17932 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
17933 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
17934 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
17935 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
17936 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
17937 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
17938 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
17939 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
17940 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
17941 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
17942 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
17943 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
17944 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
17945 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
17946 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
17947 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
17948 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
17949 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
17950 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
17951 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
17952 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
17953 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
17954 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
17955 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
17956 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
17957 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
17958 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
17959 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
17960 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
17961 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
17962 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
17963 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
17964 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
17965 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
17966 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
17967 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
17968 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
17969 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
17970 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
17971 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
17972 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
17973 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
17974 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
17975 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
17976 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
17977 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
17978 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
17979 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
17980 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
17981 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
17982 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
17983 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
17985 (mips_get_builtin_decl_index): New array.
17986 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
17987 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
17988 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
17989 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
17990 (mips_init_builtins): Initialize mips_get_builtin_decl_index
17992 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
17994 (mips_expand_builtin_insn): Prepare operands for
17995 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
17996 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
17997 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
17998 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
17999 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
18000 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
18001 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
18002 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
18003 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
18004 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
18005 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
18006 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
18007 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
18008 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
18009 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
18010 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
18011 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
18012 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
18013 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
18014 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
18015 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
18016 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
18017 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
18018 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
18019 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
18020 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
18021 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
18022 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
18023 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
18024 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
18025 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
18026 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
18027 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
18028 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
18029 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
18030 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
18031 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
18032 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
18033 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
18034 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
18035 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
18036 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
18037 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
18038 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
18039 These are set implicitly and an error is reported if overridden.
18040 (mips_expand_builtin_msa_test_branch): New function.
18041 (mips_expand_msa_shuffle): Likewise.
18042 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
18043 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
18044 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
18045 (mips_expand_vec_unpack): Add support for MSA.
18046 (mips_expand_vector_init): Likewise.
18047 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
18048 instead of const0_rtx.
18049 (mips_msa_vec_parallel_const_half): New function.
18050 (mips_gen_const_int_vector): Likewise.
18051 (mips_gen_const_int_vector_shuffle): Likewise.
18052 (mips_expand_msa_cmp): Likewise.
18053 (mips_expand_vec_cond_expr): Likewise.
18054 * config/mips/mips.h
18055 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
18056 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
18058 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
18059 (ISA_HAS_MSA): New macro.
18060 (UNITS_PER_MSA_REG): Likewise.
18061 (BITS_PER_MSA_REG): Likewise.
18062 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
18063 (MSA_REG_FIRST): New macro.
18064 (MSA_REG_LAST): Likewise.
18065 (MSA_REG_NUM): Likewise.
18066 (MSA_REG_P): Likewise.
18067 (MSA_REG_RTX_P): Likewise.
18068 (MSA_SUPPORTED_MODE_P): Likewise.
18069 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
18070 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
18071 * config/mips/mips.md: Include mips-msa.md.
18072 (alu_type): Add simd_add.
18073 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
18074 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
18075 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
18076 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
18077 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
18078 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
18079 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
18080 simd_move, simd_load, simd_store. Choose "multi" for moves
18082 (qword_mode): New attribute.
18083 (insn_count): Add instruction count for quad moves.
18084 Increase the count for MIPS SIMD division.
18085 (UNITMODE): Add UNITMODEs for vector types.
18086 (addsub): New code iterator.
18087 * config/mips/mips.opt (mmsa): New option.
18088 * config/mips/msa.h: New file.
18089 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
18091 * config/mips/mti-linux.h: Likewise.
18092 * config/mips/predicates.md
18093 (const_msa_branch_operand): New constraint.
18094 (const_uimm3_operand): Likewise.
18095 (const_uimm4_operand): Likewise.
18096 (const_uimm5_operand): Likewise.
18097 (const_uimm8_operand): Likewise.
18098 (const_imm5_operand): Likewise.
18099 (aq10b_operand): Likewise.
18100 (aq10h_operand): Likewise.
18101 (aq10w_operand): Likewise.
18102 (aq10d_operand): Likewise.
18103 (const_m1_operand): Likewise.
18104 (reg_or_m1_operand): Likewise.
18105 (const_exp_2_operand): Likewise.
18106 (const_exp_4_operand): Likewise.
18107 (const_exp_8_operand): Likewise.
18108 (const_exp_16_operand): Likewise.
18109 (const_vector_same_val_operand): Likewise.
18110 (const_vector_same_simm5_operand): Likewise.
18111 (const_vector_same_uimm5_operand): Likewise.
18112 (const_vector_same_uimm6_operand): Likewise.
18113 (const_vector_same_uimm8_operand): Likewise.
18114 (par_const_vector_shf_set_operand): Likewise.
18115 (reg_or_vector_same_val_operand): Likewise.
18116 (reg_or_vector_same_simm5_operand): Likewise.
18117 (reg_or_vector_same_uimm6_operand): Likewise.
18118 * doc/extend.texi (MIPS SIMD Architecture Functions): New
18120 * doc/invoke.texi (-mmsa): Document new option.
18122 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18124 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
18125 * configure: Regenerate.
18126 * config.in: Regenerate.
18127 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
18128 on -fvtable-verify.
18129 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
18130 (ENDFILE_VTV_SPEC): Define.
18132 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
18134 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
18135 registers in all interrupt handlers if necessary.
18136 (rl78_option_override): Add warning.
18137 (MUST_SAVE_MDUC_REGISTERS): New macro.
18138 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
18139 * config/rl78/rl78.c (check_mduc_usage): New function.
18140 (mduc_regs): New structure to hold MDUC register data.
18141 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
18142 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
18143 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
18144 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
18145 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
18146 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
18148 2016-05-09 Bin Cheng <bin.cheng@arm.com>
18150 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
18151 (tree-ssa-loop-niter.h): Ditto.
18152 (idx_within_array_bound, ref_within_array_bound): New functions.
18153 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
18154 Factor out check on writable base object to ...
18155 (base_object_writable): ... here.
18157 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18159 * config/arm/arm.md (probe_stack): Add modes to set source
18162 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
18164 * regrename.c (base_reg_class_for_rename): New static function.
18165 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
18167 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
18169 * cgraph.c (thunk_adjust): Export.
18170 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
18171 * cgraphunit.c (thunk_adjust): Export.
18172 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
18174 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
18176 * tree-inline.c (expand_call_inline): Expand thunks inline.
18178 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
18181 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
18182 (*sse2_vd_cvtss2sd): Ditto.
18183 * config/i386/i386.md
18184 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
18185 Generate *sse2_vd_cvtsd2ss pattern.
18186 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
18187 Generate *sse2_vd_cvtss2sd pattern.
18189 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
18191 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
18192 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
18195 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
18197 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
18198 * config/sh/sh.c: Define and declare variables on first use throughout
18200 (current_function_interrupt): Change to bool type.
18201 (frame_insn): Rename to emit_frame_insn and update users.
18202 (push_regs): Use bool for 'interrupt_handler' argument.
18203 (save_schedule_s): Remove.
18204 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
18205 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
18206 targetm.asm_out.unaligned_op.di.
18207 (gen_far_branch): Remove redundant forward declaration.
18208 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
18209 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
18210 (sh_set_return_address, sh_function_ok_for_sibcall,
18211 scavenge_reg): Update comments.
18212 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
18213 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
18214 (sh_attr_renesas_p): Remove unnecessary parentheses.
18215 (branch_dest): Simplify.
18216 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
18217 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
18218 (CUMULATIVE_ARGS): Change macro to typedef.
18219 (current_function_interrupt): Change to bool type.
18220 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
18221 Surround with __cplusplus ifdef.
18222 (sh_compare_op0, sh_compare_op1): Remove.
18223 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
18225 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
18227 * config/arm/arm.md: (arch): Add neon.
18228 (arch_enabled): Return yes for arch neon when TARGET_NEON.
18229 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
18230 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
18231 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
18232 attributes for alt renumbering. Mark alt 3 as non-predicable.
18233 (thumb2_movdf_vfp): Likewise.
18235 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
18237 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
18238 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
18239 (*andqi_1): Add preferred_for_speed attribute to disparage
18240 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
18241 (*<code>qi_1): Ditto.
18242 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
18243 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
18244 (*ashlqi3_1): Ditto.
18245 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
18246 Add preferred_for_size attribute to disparage alternative 0 and
18247 preferred_for_speed attribute to disparage alternative 1 for
18248 TARGET_PARTIAL_REG_STALL targets.
18250 2016-05-07 Tom de Vries <tom@codesourcery.com>
18252 PR tree-optimization/70956
18253 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
18256 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
18258 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
18259 * config/sh/sh.c (sh_cbranch_distance): Implement it.
18260 * config/sh/sh.md (branch_zero): Remove define_attr.
18261 (define_delay): Disable delay slot if branch distance is one insn.
18263 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18265 * config/i386/i386.md (LEAMODE): New mode attribute.
18266 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
18267 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
18268 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
18269 operand 2 predicate.
18270 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
18271 (*lea<mode>_general_3): Ditto.
18272 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
18274 2016-05-06 Jakub Jelinek <jakub@redhat.com>
18276 * genmddump.c (main): Convert argv from char ** to const char **.
18278 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18280 * coretypes.h (OVERRIDE): New macro.
18281 (FINAL): New macro.
18283 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
18285 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
18286 allow coalescing if the types are compatible.
18288 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18290 * pass_manager.h (pass_manager::register_pass_name): New method.
18291 (pass_manager::get_pass_by_name): New method.
18292 (pass_manager::create_pass_tab): New method.
18293 (pass_manager::m_name_to_pass_map): New field.
18294 * passes.c (name_to_pass_map): Delete global in favor of field
18295 "m_name_to_pass_map" of pass_manager.
18296 (register_pass_name): Rename from a function to...
18297 (pass_manager::register_pass_name): ...this method, updating
18298 for renaming of global "name_to_pass_map" to field
18299 "m_name_to_pass_map".
18300 (create_pass_tab): Rename from a function to...
18301 (pass_manager::create_pass_tab): ...this method, updating
18302 for renaming of global "name_to_pass_map" to field.
18303 (get_pass_by_name): Rename from a function to...
18304 (pass_manager::get_pass_by_name): ...this method.
18305 (enable_disable_pass): Convert use of get_pass_by_name to
18306 a method call, locating the pass_manager singleton.
18308 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18310 * genattr-common.c (main): Convert argv from char ** to const char **.
18311 * genattr.c (main): Likewise.
18312 * genattrtab.c (main): Likewise.
18313 * genautomata.c (initiate_automaton_gen): Likewise.
18315 * gencodes.c (main): Likewise.
18316 * genconditions.c (main): Likewise.
18317 * genconfig.c (main): Likewise.
18318 * genconstants.c (main): Likewise.
18319 * genemit.c (main): Likewise.
18320 * genenums.c (main): Likewise.
18321 * genextract.c (main): Likewise.
18322 * genflags.c (main): Likewise.
18323 * genmddeps.c (main): Likewise.
18324 * genopinit.c (main): Likewise.
18325 * genoutput.c (main): Likewise.
18326 * genpeep.c (main): Likewise.
18327 * genpreds.c (main): Likewise.
18328 * genrecog.c (main): Likewise.
18329 * gensupport.c (init_rtx_reader_args_cb): Likewise.
18330 (init_rtx_reader_args): Likewise.
18331 * gensupport.h (init_rtx_reader_args_cb): Likewise.
18332 (init_rtx_reader_args): Likewise.
18333 * gentarget-def.c (main): Likewise.
18334 * read-md.c (read_md_files): Likewise.
18335 * read-md.h (read_md_files): Likewise.
18337 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18339 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
18340 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
18341 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
18342 Remove unused predicate.
18343 (register_and_not_fp_reg_operand): Ditto.
18345 2016-05-06 Martin Liska <mliska@suse.cz>
18347 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
18348 instead of vec as the vector is local to the function.
18350 2016-05-06 Jakub Jelinek <jakub@redhat.com>
18352 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
18353 avx512bw alternative.
18355 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
18356 before the ashr<mode>3 pattern.
18358 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
18359 v instead of x in vex or maybe_vex alternatives, use
18360 maybe_evex instead of vex in prefix.
18362 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
18363 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
18364 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
18365 in vex or maybe_vex alternatives, use maybe_evex instead of vex
18368 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
18369 v instead of x in vex or maybe_vex alternatives, use
18370 maybe_evex instead of vex in prefix.
18372 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
18373 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
18374 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
18375 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
18376 alternatives, use maybe_evex instead of vex in prefix.
18378 * config/i386/sse.md (vec_interleave_lowv4sf,
18379 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
18380 v instead of x in vex or maybe_vex alternatives, use
18381 maybe_evex instead of vex in prefix.
18383 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
18384 v instead of x in vex or maybe_vex alternatives, use
18385 maybe_evex instead of vex in prefix.
18387 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
18388 v constraint instead of x.
18390 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
18392 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
18393 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
18396 2016-05-06 Richard Biener <rguenther@suse.de>
18398 PR tree-optimization/70948
18399 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
18400 Properly clobber all fields of va_list for __builtin_va_start.
18402 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18405 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
18406 loop latch destination.
18408 2016-05-06 Martin Liska <mliska@suse.cz>
18410 * tree-ssa-uninit.c: Apply manual changes
18411 to the GNU coding style.
18412 (prune_uninit_phi_opnds): Rename from
18413 prune_uninit_phi_opnds_in_unrealizable_paths.
18415 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18417 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
18418 mspace): Remove deprecated options.
18419 * doc/invoke.texi (SH options): Remove -mspace.
18421 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18423 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
18425 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18427 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
18428 corresponding combine split pattern.
18430 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18433 * config/sh/predicates.md (long_displacement_mem_operand): New.
18434 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
18435 Add movi20, movi20s alternatives. Adjust length attribute for
18437 (movsi_ie): Allow for any FPU. Adjust length attribute for
18439 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
18440 attribute for alternatives.
18441 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
18442 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
18443 length attribute for alternatives.
18445 2016-05-06 Richard Biener <rguenther@suse.de>
18447 PR tree-optimization/70960
18448 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
18450 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18453 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
18454 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
18456 2016-05-06 Marek Polacek <polacek@redhat.com>
18459 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
18461 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18464 * config/sh/sh.md (*rotcr): Add another variant.
18466 2016-05-06 Richard Biener <rguenther@suse.de>
18468 PR middle-end/70931
18469 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
18471 2016-05-06 Richard Biener <rguenther@suse.de>
18473 PR middle-end/70941
18474 * fold-const.c (split_tree): Always convert to the original type
18477 2016-05-06 Richard Biener <rguenther@suse.de>
18479 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
18480 (fwprop_addr): Likewise.
18482 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18485 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
18487 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
18488 * config/i386/i386.md (push mem splitter): Use find_constant_src in
18489 the splitter condition.
18490 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
18491 the splitter condition.
18492 (FP float_extend load splitter): Ditto.
18494 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
18496 * config/i386/i386.md (peehole2 patterns): Change true_regnum
18497 to REGNO in all peephole2 patterns.
18498 (post-reload splitters): Change true_regnum to REGNO in
18499 post-reload splitters.
18500 (zero_extend splitters): Use general_reg_operand and
18501 nonimmediate_gr_operand predicates.
18503 2016-05-05 Jakub Jelinek <jakub@redhat.com>
18505 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
18506 v constraint instead of x.
18508 2016-05-05 Alan Modra <amodra@gmail.com>
18511 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
18512 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
18513 TARGET_NO_FP_IN_TOC for -mrelocatable.
18514 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
18515 TARGET_RELOCATABLE test.
18516 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18517 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18518 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
18519 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18520 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18521 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
18522 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18523 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18524 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
18525 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
18527 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
18528 (rs6000_stack_info): Likewise.
18529 (rs6000_elf_asm_out_constructor): Likewise.
18530 (rs6000_elf_asm_out_destructor): Likewise.
18531 (rs6000_elf_declare_function_name): Likewise.
18532 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
18533 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
18536 2016-05-05 Alan Modra <amodra@gmail.com>
18538 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
18540 2016-05-05 Alan Modra <amodra@gmail.com>
18542 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
18543 out-of-line gpr restore for one or two regs if that would add
18546 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
18549 * config/i386/i386.md
18550 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
18551 Change to post-epilogue_completed late splitter. Use sse_reg_operand
18552 as operand 0 predicate.
18553 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
18555 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
18556 Ditto. Emit the pattern using RTX.
18558 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
18559 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
18560 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
18561 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
18563 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
18564 sse_reg_operand as operand 0 predicate.
18566 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
18567 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
18568 instead of gen_rtx_REG.
18569 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
18572 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18574 * function.c (emit_use_return_register_into_block): Delete.
18575 (gen_return_pattern): Delete.
18576 (emit_return_into_block): Delete.
18577 (active_insn_between): Delete.
18578 (convert_jumps_to_returns): Delete.
18579 (emit_return_for_exit): Delete.
18580 (thread_prologue_and_epilogue_insns): Delete all code dealing with
18581 simple_return for shrink-wrapped blocks.
18582 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
18583 end of blocks that need one.
18584 (get_unconverted_simple_return): Delete.
18585 (convert_to_simple_return): Delete.
18586 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
18587 (convert_to_simple_return): Ditto.
18589 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18591 * cfgcleanup.c (bb_is_just_return): New function.
18592 (try_optimize_cfg): Simplify jumps to return, branches to return,
18593 and branches around return.
18595 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18597 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
18598 branch to a return.
18600 2016-05-04 Jakub Jelinek <jakub@redhat.com>
18604 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
18605 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
18606 assert flags & OEP_HASH_CHECK, instead of asserting it
18607 never happens. Handle TARGET_EXPR.
18608 * fold-const.c (operand_equal_p): For hash verification,
18609 or in OEP_HASH_CHECK into flags.
18611 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
18613 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
18615 (compute_samebase_partition_bases): Fix typo.
18617 2016-05-04 Jakub Jelinek <jakub@redhat.com>
18619 * config/i386/sse.md (vec_interleave_highv8sf,
18620 vec_interleave_lowv8sf, vec_interleave_highv4df,
18621 vec_interleave_lowv4df): Remove constraints from expanders.
18623 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
18625 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
18627 * tree-inline.c (expand_call_inline): Fix path dealing with
18628 making lhs of call statement undefined.
18630 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
18632 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
18633 Check availability on NODE, too.
18634 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
18635 (cgraph_node::call_for_symbol_and_aliases): Likewise.
18636 (varpool_node::call_for_symbol_and_aliase): Likewise.
18637 * ipa-pure-const.c (add_new_function): Analyze all bodies.
18638 (propagate_pure_const): Propagate across interposable functions, too.
18639 (skip_function_for_local_pure_const): Do not skip interposable bodies
18641 (pass_local_pure_const::execute): Update.
18643 2016-05-04 Marek Polacek <polacek@redhat.com>
18645 * doc/invoke.texi: Document -Wdangling-else.
18647 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18649 * config.gcc: Error out when conflicting multilib is detected. Do not
18650 loop over multilibs since no combination is legal.
18652 2016-05-04 Alan Modra <amodra@gmail.com>
18654 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
18655 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
18656 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
18659 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
18661 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
18662 Clean up p5600 comments.
18664 2016-05-04 Richard Biener <rguenther@suse.de>
18666 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
18667 constructor simplifications.
18668 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
18670 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
18672 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
18673 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
18674 result.set_rtx is null instead of aborting.
18675 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
18677 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
18678 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
18679 *mov<mode>_store_postinc): New patterns.
18681 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
18683 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
18684 as commutative. Check both conversions are NOP.
18685 ((A & B) OP (C & B)): Remove.
18687 2016-05-04 Alan Modra <amodra@gmail.com>
18689 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
18691 2016-05-04 Alan Modra <amodra@gmail.com>
18694 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
18695 when cr2,3,4 are all fixed regs.
18697 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
18699 PR rtl-optimization/57193
18700 * opts.c (default_options_table): Revert OPT_frename_registers change.
18701 * doc/invoke.texi (-frename-registers, -O2): Likewise.
18703 2016-05-03 Martin Sebor <msebor@redhat.com>
18706 * builtins.c (fold_builtin_FILE): New function.
18707 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
18708 (fold_builtin_0): Call them.
18709 * gimplify.c (gimplify_call_expr): Remove the handling of
18710 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
18713 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
18714 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
18718 * doc/extend.texi (Function Names as Strings): Update __func__,
18719 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
18722 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18723 Richard Biener <rguenther@suse.de>
18725 PR tree-optimization/70916
18726 * tree-if-conv.c: Include cfganal.h.
18727 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
18728 and remove_fake_exit_edges around the optimization pass.
18730 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
18732 * cgraph.c (symbol_table::create_edge): Set inline_failed.
18733 (cgraph_edge::make_direct): Likewise.
18734 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
18735 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
18736 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
18737 (CIF_THUNK): New code.
18738 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
18739 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
18740 (compute_inline_parameters): Set inline_failed for thunks.
18741 (inline_analyze_function): Cleanup.
18742 * ipa-inline.c (can_inline_edge_p): Do not deal with
18743 call_stmt_cannot_inline_p.
18744 (can_early_inline_edge_p): Likewise.
18745 (early_inliner): Initialize inline_failed.
18746 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
18748 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
18750 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
18751 from nonimm_ssenomem_operand.
18752 (nonimm_ssenomem_operand): New predicate.
18753 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
18754 as operand 0 predicate.
18755 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
18756 Disable unsupported alternatives using "enabled" attribute.
18757 Use register_ssemem_operand as operand 0 predicate.
18758 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
18760 2016-05-03 Marek Polacek <polacek@redhat.com>
18763 * input.c (expansion_point_location): New function.
18764 * input.h (expansion_point_location): Declare.
18766 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
18768 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
18769 occurence with frame_offset_ ones.
18771 2016-05-03 Alan Modra <amodra@gmail.com>
18773 PR rtl-optimization/70890
18774 * ira.c (combine_and_move_insns): When moving def_insn, remove
18775 equivs on use_insn.
18777 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
18779 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
18780 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
18781 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
18782 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
18784 2016-05-03 Alan Modra <amodra@gmail.com>
18786 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
18787 for SAVE_MULTIPLE/STORE_MULTIPLE.
18789 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18791 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
18792 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
18794 2016-05-03 Richard Biener <rguenther@suse.de>
18796 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
18798 (gimplify_arg): Likewise.
18799 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
18800 re-writing the result to a decl if required.
18801 (internal_get_tmp_var): Add allow_ssa parameter
18802 and override into_ssa with it.
18803 (get_formal_tmp_var): Adjust.
18804 (get_initialized_tmp_var): Add allow_ssa parameter.
18805 (gimplify_arg): Add allow_ssa parameter and avoid generating
18806 SSA names for the result false.
18807 (gimplify_call_expr): If the call may return twice do not
18808 gimplify parameters into SSA.
18809 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
18810 (gimplify_modify_expr): Adjust assert. For noreturn calls
18811 with a SSA name LHS adjust its def.
18812 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
18813 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
18814 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
18815 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
18816 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
18817 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
18818 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
18819 (optimize_target_teams): Do not allow SSA names for clause operands.
18820 (gimplify_expr): Likewise for where we mark the result addressable.
18821 * passes.def (pass_init_datastructures): Remove.
18822 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
18823 (rewrite_stmt): Likewise.
18824 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
18825 (replace_locals_op): Replace SSA names.
18826 (copy_gimple_seq_and_replace_locals): Init src_cfun.
18827 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
18828 * cgraph.c (release_function_body): Free CFG annotations only
18829 when we have a CFG. Simplify.
18830 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
18831 force_gimple_operand instead of get_initialized_tmp_var.
18832 * tree-pass.h (make_pass_init_datastructures): Remove.
18833 * tree-ssa.c (execute_init_datastructures): Remove.
18834 (pass_data_init_datastructures): Likewise.
18835 (class pass_init_datastructures): Likewise.
18836 (make_pass_init_datastructures): Likewise.
18837 * omp-low.c (create_omp_child_function): Init SSA data structures.
18838 (grid_expand_target_grid_body): Likewise.
18839 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
18840 name before adding it to names_to_release.
18841 (remove_bb): Always release SSA defs.
18842 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
18843 before dereferencing it.
18844 * cgraphunit.c (init_lowered_empty_function): Always
18845 int SSA data structures.
18846 * tree-ssanames.c (release_defs): Remove assert that we are in
18848 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
18850 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18851 Uros Bizjak <ubizjak@gmail.com>
18853 PR rtl-optimization/70467
18854 * config/i386/predicates.md (x86_64_hilo_int_operand,
18855 x86_64_hilo_general_operand): New predicates.
18856 * config/i386/constraints.md (Wd): New constraint.
18857 * config/i386/i386.md (mode attr di): Use Wd instead of e.
18858 (general_hilo_operand): New mode attr.
18859 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
18860 instead of <general_operand>.
18861 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
18862 x86_64_hilo_general_operand instead of <general_operand>.
18864 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18866 PR tree-optimization/70916
18867 * tree-if-conv.c (constant_or_ssa_name): Removed.
18868 (fold_build_cond_expr): Use is_gimple_val instead of
18869 constant_or_ssa_name.
18871 PR tree-optimization/70916
18872 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
18873 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
18876 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
18877 (optimize_atomic_bit_test_and): New function.
18878 (pass_fold_builtins::execute): Use it.
18879 * optabs.def (atomic_bit_test_and_set_optab,
18880 atomic_bit_test_and_complement_optab,
18881 atomic_bit_test_and_reset_optab): New optabs.
18882 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
18883 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
18884 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
18885 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
18886 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
18887 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
18888 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
18889 * doc/md.texi (atomic_bit_test_and_set@var{mode},
18890 atomic_bit_test_and_complement@var{mode},
18891 atomic_bit_test_and_reset@var{mode}): Document.
18892 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
18893 atomic_bit_test_and_complement<mode>,
18894 atomic_bit_test_and_reset<mode>): New expanders.
18895 (atomic_bit_test_and_set<mode>_1,
18896 atomic_bit_test_and_complement<mode>_1,
18897 atomic_bit_test_and_reset<mode>_1): New insns.
18899 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
18901 PR rtl-optimization/70687
18902 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
18903 instead of unsigned HOST_WIDE_INT.
18905 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
18907 PR rtl-optimization/44281
18908 * hard-reg-set.h (struct target_hard_regs): New field
18909 x_fixed_nonglobal_reg_set.
18910 (fixed_nonglobal_reg_set): New macro.
18911 * reginfo.c (init_reg_sets_1): Initialize it.
18912 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
18914 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
18916 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18918 PR tree-optimization/56541
18919 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
18920 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
18921 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
18922 (any_complicated_phi): new static variable.
18923 (aggressive_if_conv): delete.
18924 (if_convertible_phi_p): support phis with more than two arguments.
18925 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
18926 critical pred edges.
18927 (ifcvt_split_critical_edges): support phis with more than two
18928 arguments by checking new parameter. only split critical edges
18930 (tree_if_conversion): handle simd pragma marked loop using new
18931 local variable aggressive_if_conv. check any_complicated_phi.
18933 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18935 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
18938 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18940 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
18943 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
18945 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
18946 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
18947 define_insn_and_split.
18948 (mulsi3_i): New define_insn_and_split.
18949 (mulsi3_call): Convert to define_insn.
18950 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
18951 Remove constraints.
18953 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
18955 * machmode.h (mode_complex): Add support to give the complex mode
18957 (GET_MODE_COMPLEX_MODE): Likewise.
18958 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
18959 stored by build_complex_type and gfc_build_complex_type instead of
18960 trying to figure out the appropriate mode based on the size. Raise
18961 an assertion error, if the type was not set.
18962 * genmodes.c (struct mode_data): Add field for the complex type of
18964 (blank_mode): Likewise.
18965 (make_complex_modes): Remember the complex mode created in the
18967 (emit_mode_complex): Write out the mode_complex array to map a
18968 type mode to the complex version.
18969 (emit_insn_modes_c): Likewise.
18970 * tree.c (build_complex_type): Set the complex type to use before
18971 calling layout_type.
18972 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
18973 support for __float128 complex datatypes.
18974 (rs6000_hard_regno_mode_ok): Likewise.
18975 (rs6000_setup_reg_addr_masks): Likewise.
18976 (rs6000_complex_function_value): Likewise.
18977 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
18978 __float128 and __ibm128 complex.
18979 (FLOAT128_IBM_P): Likewise.
18980 (ALTIVEC_ARG_MAX_RETURN): Likewise.
18981 * doc/extend.texi (Additional Floating Types): Document that
18982 -mfloat128 must be used to enable __float128. Document complex
18983 __float128 and __ibm128 support.
18985 2016-05-02 Jakub Jelinek <jakub@redhat.com>
18988 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
18989 char/short arguments promoted to int because of promote_prototypes.
18991 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
18993 * config/i386/predicates.md (register_ssemem_operand): New predicate.
18994 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
18995 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
18996 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
18997 alternatives using "enabled" attribute. Use register_ssemem_operand
18998 as operand 1 predicate.
18999 (*cmpi<unord>xf_i387): Split XFmode pattern from
19000 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
19001 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
19002 *absneg<mode>2_i387. Disable unsupported alternatives using
19003 "enabled" attribute.
19004 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
19006 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
19008 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
19010 (oacc_loop_process): Check mask for loop termination.
19012 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
19014 * cif-code.def (CIF_THUNK): Add.
19015 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
19018 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
19020 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
19021 (dump_inline_summary): Dump it.
19022 (fp_expression_p): New predicate.
19023 (estimate_function_body_sizes): Use it.
19024 (inline_merge_summary): Merge fp_expressions.
19025 (inline_read_section): Read fp_expressions.
19026 (inline_write_summary): Write fp_expressions.
19027 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
19028 codegen boundary if either caller or callee is !fp_expressions.
19029 * ipa-inline.h (inline_summary): Add fp_expressions.
19030 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
19031 to fp_expressions be sure the fp generation flags are updated.
19033 2016-05-02 Jakub Jelinek <jakub@redhat.com>
19035 PR rtl-optimization/70467
19036 * cse.c (cse_insn): Handle no-op MEM moves after folding.
19038 PR rtl-optimization/70467
19039 * ipa-pure-const.c (check_call): Handle internal calls even in
19040 ipa mode like in local mode.
19042 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
19044 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
19046 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
19048 * match.pd (X u< X, X u> X): New transformations.
19050 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
19052 * flag-types.h (enum warn_strict_overflow_code): Move ...
19053 * coretypes.h: ... here.
19054 * fold-const.h (fold_overflow_warning): Declare.
19055 * fold-const.c (fold_overflow_warning): Make non-static.
19056 (fold_comparison): Move the transformation of X +- C1 CMP C2
19057 into X CMP C2 -+ C1 ...
19058 * match.pd: ... here.
19059 * gimple-fold.c (fold_stmt_1): Protect with
19060 fold_defer_overflow_warnings.
19062 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
19064 * omp-low.c (struct oacc_loop): Add 'inner' field.
19065 (new_oacc_loop_raw): Initialize it to zero.
19066 (oacc_loop_fixed_partitions): Initialize it.
19067 (oacc_loop_auto_partitions): Partition outermost loop to outermost
19068 available partitioning.
19070 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19072 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
19074 (umulsidi3): Likewise.
19075 (indirect_jump): Fix jump instruction assembly patterns.
19077 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
19080 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
19081 (nvptx_function_value): Assert non-NULL cfun.
19083 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
19085 PR rtl-optimization/70886
19086 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
19088 * cselib.h (rtx_equal_for_cselib_1): Declare.
19089 (rtx_equal_for_cselib_p: New inline function.
19090 * cselib.c (rtx_equal_for_cselib_p): Delete.
19091 (rtx_equal_for_cselib_1): Make public.
19093 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
19095 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
19096 (register_mixssei387nonimm_operand): Remove predicate.
19097 * config/i386/i386.md (*fop_<mode>_comm): Merge from
19098 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
19099 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
19100 for TARGET_MIX_SSE_I387 alternatives.
19101 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
19102 Disable unsupported alternatives using "enabled" attribute. Use
19103 nonimm_ssenomem_operand as operand 1 predicate. Also check
19104 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
19106 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19108 * tree.c (cst_and_fits_in_hwi): Simplify.
19110 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19112 * tree.h (wi::to_wide): New function.
19113 * expr.c (expand_expr_real_1): Use wi::to_wide.
19114 * fold-const.c (int_const_binop_1): Likewise.
19115 (extract_muldiv_1): Likewise.
19117 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19119 * wide-int.h: Update offset_int and widest_int documentation.
19120 (WI_SIGNED_SHIFT_RESULT): New macro.
19121 (wi::binary_shift): Define signed_shift_result_type for
19122 shifts on offset_int- and widest_int-like types.
19123 (generic_wide_int): Support <<= and >>= if << and >> are supported.
19124 * tree.h (int_bit_position): Use shift operators instead of wi::
19126 * alias.c (adjust_offset_for_component_ref): Likewise.
19127 * expr.c (get_inner_reference): Likewise.
19128 * fold-const.c (fold_comparison): Likewise.
19129 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
19130 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
19131 * tree-dfa.c (get_ref_base_and_extent): Likewise.
19132 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
19133 (stmt_kills_ref_p): Likewise.
19134 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
19135 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
19136 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
19137 (ao_ref_init_from_vn_reference): Likewise.
19139 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19141 * wide-int.h: Update offset_int and widest_int documentation.
19142 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
19143 (wi::binary_traits): Allow ordered comparisons between offset_int and
19144 offset_int, between widest_int and widest_int, and between either
19145 of these types and basic C types.
19146 (operator <, <=, >, >=): Define for the same combinations.
19147 * tree.h (tree_int_cst_lt): Use comparison operators instead
19148 of wi:: comparisons.
19149 (tree_int_cst_le): Likewise.
19150 * gimple-fold.c (fold_array_ctor_reference): Likewise.
19151 (fold_nonarray_ctor_reference): Likewise.
19152 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
19153 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
19154 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
19155 * tree-sra.c (completely_scalarize): Likewise.
19156 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
19157 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
19158 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
19159 (check_for_binary_op_overflow): Likewise.
19160 (search_for_addr_array): Likewise.
19161 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
19163 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19165 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
19166 (arc_save_restore): Likewise.
19167 (arc_dwarf_register_span): Likewise.
19168 (arc_output_pic_addr_const): Initialize suffix variable.
19170 2016-05-02 Martin Liska <mliska@suse.cz>
19172 * symbol-summary.h (function_summary::function_summary):
19173 Remove checking assert for all cgraph nodes.
19174 (function_summary::get): Check summary_uid.
19175 (symtab_insertion): Check summary_uid.
19177 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19179 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
19180 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
19181 bmaskn instruction.
19182 (arc_dwarf_register_span): Remove enum keyword.
19183 (compact_memory_operand_p): New function.
19184 * config/arc/arc.h (reg_class): Add code density register classes.
19185 (REG_CLASS_NAMES): Likewise.
19186 (REG_CLASS_CONTENTS): Likewise.
19187 * config/arc/arc.md (*movqi_insn): Add code density instructions.
19188 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
19189 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
19190 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
19191 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
19193 (h, Rcd, Rsd, Rzd): New register constraints.
19194 (T): Use compact_memory_operand_p function.
19195 * config/arc/predicates.md (compact_load_memory_operand): Remove.
19197 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
19199 * config/sh/sh.md (*negnegt, *movtt): Remove.
19201 2016-05-02 Marek Polacek <polacek@redhat.com>
19202 Tom de Vries <tom@codesourcery.com>
19204 PR tree-optimization/70700
19205 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
19206 bigger than FIRST_REF_NODE.
19208 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
19211 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
19213 (prepare_cbranch_operands): Don't use scratch register. Assume that
19214 function is used when pseudos can be created.
19215 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
19216 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
19217 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
19218 define_expand. Allow it only when pseudos can be created.
19219 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
19221 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
19223 * config/i386/constraints.md (BC): Only allow -1 operands.
19224 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
19225 Add "enabled" attribute. Update XI mode attribute calculation.
19226 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
19227 (*movoi_internal_avx): Update XI mode attribute calculation.
19228 (*movti_internal): Ditto.
19230 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19232 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
19233 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
19235 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
19237 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
19238 statement on instruction code. Remove trailing spaces.
19239 (altivec_expand_stv_builtin): Likewise.
19241 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19243 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
19244 (TARGET_FPU_DOUBLE): Simplify.
19245 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
19246 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
19247 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
19248 with 'TARGET_FPU_DOUBLE'.
19249 * config/sh/sh.md: Likewise.
19251 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
19253 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
19254 SH_DIV_STR_FOR_SIZE): Remove.
19255 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
19256 SH_DIV_STR_FOR_SIZE): Remove.
19258 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19260 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
19261 logical_reg_operand): Delete.
19262 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
19263 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
19264 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
19265 match_operand and match_test.
19266 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
19267 variables on their first use. Return bool values.
19268 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
19269 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
19270 arith_reg_operand for input operand. Remove empty constraints.
19272 (*xorsi3_compact): Rename to xorsi3.
19273 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
19274 (*zero_extend<mode>si2_disp_mem): Update comment.
19277 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
19279 * config/sh/t-sh: Remove SH5 support.
19280 * config.gcc: Likewise.
19281 * configure: Likewise.
19283 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19285 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
19287 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
19289 * config/sh/sh.c (register_sh_passes, sh_option_override,
19290 sh_print_operand, prepare_move_operands,
19291 sh_can_follow_jump): Remove TARGET_SH1 checks.
19292 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
19293 PROMOTE_MODE): Likewise.
19294 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
19297 2016-04-30 Alan Modra <amodra@gmail.com>
19299 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
19300 restoring when fixed_reg_p, but allow out-of-line or stmw save.
19301 Check for user regs later to avoid unnecessary looping over regs.
19302 Merge user reg check with non-saved reg check. Don't force
19303 inline VR restore when static chain used.
19304 (rs6000_frame_related): Omit eh_frame info for user regs when
19306 (fixed_regs_p): Delete.
19308 2016-04-30 Alan Modra <amodra@gmail.com>
19310 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
19311 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
19314 2016-04-30 Alan Modra <amodra@gmail.com>
19317 * config/rs6000/rs6000.c (fixed_reg_p): New function.
19318 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
19321 2016-04-30 Alan Modra <amodra@gmail.com>
19323 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
19324 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
19325 flag_pic test for Darwin.
19327 2016-04-30 Alan Modra <amodra@gmail.com>
19329 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
19330 throw_calls_crossed.
19331 (REG_FREQ_CALLS_CROSSED): Delete.
19332 (REG_N_THROWING_CALLS_CROSSED): Delete.
19333 * regstat.c (regstat_bb_compute_ri): Don't calculate
19334 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
19335 (dump_reg_info): Don't print call cross frequency.
19336 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
19337 and REG_N_THROWING_CALLS_CROSSED.
19339 2016-04-30 Alan Modra <amodra@gmail.com>
19341 * regs.h (struct reg_info_t): Delete live_length.
19342 (REG_LIVE_LENGTH): Delete macro.
19343 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
19344 local_live, local_processed and local_live_last_luid params.
19345 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
19347 (regstat_compute_ri): Adjust for above. Don't set
19349 (dump_reg_info): Don't print live length.
19350 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
19351 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
19352 Localize loop_depth var.
19354 2016-04-30 Alan Modra <amodra@gmail.com>
19356 * ira.c (enum valid_equiv): New.
19357 (validate_equiv_mem): Return enum.
19358 (update_equiv_mem): Create replacement in more cases.
19359 (add_store_equivs): Update validate_equiv_mem call.
19361 2016-04-30 Alan Modra <amodra@gmail.com>
19363 * ira.c (combine_and_move_insns): Rather than scanning insns,
19364 use DF infrastucture to find use and def insns.
19366 2016-04-30 Alan Modra <amodra@gmail.com>
19368 ira.c (combine_and_move_insns): Move invariant conditions..
19369 (ira.c): ..to here. Call combine_and_move_insns before
19370 add_store_equivs. Call grow_reg_equivs later. Allocate
19371 req_equiv later using max_reg_num() rather than global max_regno.
19372 (contains_replace_regs): Delete.
19373 (add_store_equivs): Remove contains_replace_regs test.
19375 2016-04-30 Alan Modra <amodra@gmail.com>
19377 * ira.c (struct equiv_mem_data): New.
19378 (equiv_mem, equiv_mem_modified): Delete static vars.
19379 (validate_equiv_mem_from_store): Use "data" param to communicate..
19380 (validate_equiv_mem): ..from here.
19382 2016-04-30 Alan Modra <amodra@gmail.com>
19384 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
19386 (update_reg_equivs): ..here. Move allocation and freeing of
19387 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
19388 end_alias_analysis to..
19391 2016-04-30 Alan Modra <amodra@gmail.com>
19393 * ira.c (pdx_subregs): Delete.
19394 (struct equivalence): Add pdx_subregs field.
19395 (set_paradoxical_subreg): Remove pdx_subregs param. Update
19396 pdx_subregs access.
19397 (update_equiv_regs): Don't create or free pdx_subregs. Update
19398 pdx_subregs access.
19400 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19402 * config/rs6000/altivec.h: Change definitions of vec_xl and
19404 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
19405 (LD_ELEMREV_V2DI): New.
19406 (LD_ELEMREV_V4SF): New.
19407 (LD_ELEMREV_V4SI): New.
19408 (LD_ELEMREV_V8HI): New.
19409 (LD_ELEMREV_V16QI): New.
19410 (ST_ELEMREV_V2DF): New.
19411 (ST_ELEMREV_V2DI): New.
19412 (ST_ELEMREV_V4SF): New.
19413 (ST_ELEMREV_V4SI): New.
19414 (ST_ELEMREV_V8HI): New.
19415 (ST_ELEMREV_V16QI): New.
19418 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19419 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
19420 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
19421 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
19422 (altivec_expand_builtin): Add handling for
19423 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
19424 (rs6000_invalid_builtin): Add error-checking for
19425 RS6000_BTM_P9_VECTOR.
19426 (altivec_init_builtins): Define builtins used to implement vec_xl
19428 (rs6000_builtin_mask_names): Define power9-vector.
19429 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
19430 (RS6000_BTM_P9_VECTOR): Define.
19431 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
19432 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
19433 (vsx_ld_elemrev_v2df): Likewise.
19434 (vsx_ld_elemrev_v4sf): Likewise.
19435 (vsx_ld_elemrev_v4si): Likewise.
19436 (vsx_ld_elemrev_v8hi): Likewise.
19437 (vsx_ld_elemrev_v16qi): Likewise.
19438 (vsx_st_elemrev_v2df): Likewise.
19439 (vsx_st_elemrev_v2di): Likewise.
19440 (vsx_st_elemrev_v4sf): Likewise.
19441 (vsx_st_elemrev_v4si): Likewise.
19442 (vsx_st_elemrev_v8hi): Likewise.
19443 (vsx_st_elemrev_v16qi): Likewise.
19444 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
19447 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
19449 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
19451 (simplify_control_stmt_condition_1): ... here. Recurse into
19452 BIT_AND_EXPRs and BIT_IOR_EXPRs.
19454 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
19457 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
19458 (zero_extendqi<mode>2_dot): Revert earlier conversion from
19459 define_insn_and_split to define_insn.
19460 (zero_extendqi<mode>2_dot2): Same.
19461 (extendqi<mode>2_dot): Same.
19462 (extendqi<mode>2_dot2): Same.
19464 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19466 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
19467 (probe_stack): New expander.
19468 (probe_stack_<mode>): New insn pattern.
19470 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19472 * config/i386/i386.md
19473 (operations with memory inputs setting flags peephole2):
19474 Remove uneeded REG_P checks. Cleanup pattern generation.
19476 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
19478 * tree-vect-loop.c (vect_transform_loop): Fix
19479 nb_iterations_upper_bound computation for vectorized loop.
19481 2016-04-29 Marek Polacek <polacek@redhat.com>
19482 Jakub Jelinek <jakub@redhat.com>
19485 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
19486 TARGET_EXPR_SLOT as a base.
19488 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
19490 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
19491 with 'rCm2' constraints to limit possible immediate size.
19492 (*load_zeroextendqisi_update): Likewise.
19493 (*load_signextendqisi_update): Likewise.
19494 (*loadhi_update): Likewise.
19495 (*load_zeroextendhisi_update): Likewise.
19496 (*load_signextendhisi_update): Likewise.
19497 (*loadsi_update): Likewise.
19498 (*loadsf_update): Likewise.
19500 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19502 * config/i386/predicates.md (constm1_operand): Fix comparison.
19504 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
19506 * testsuite/gcc.target/arc/ieee_eq.c: New test.
19508 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
19510 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
19511 remaining SH5 related settings.
19512 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
19513 shmedia_prepare_call_address): Delete.
19514 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
19515 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
19516 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
19517 UNSUPPORTED_SH2A): Remove m5 checks.
19518 (sh_divide_strategy_e): Remove SH5 division strategies.
19519 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
19520 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
19522 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
19524 * config/s390/s390.c (s390_rtx_costs): Update documentation.
19526 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19528 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
19529 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
19530 Change lder to ldr.
19531 * config/s390/vector.md ("mov<mode>"): Likewise.
19533 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
19535 * config/s390/constraints.md ("U", "W"): Invoke
19536 s390_mem_constraint with "ZR" and "ZT".
19537 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
19538 addresses when using LRA. Accept also short displacements for S
19539 and T constraints. Do not check for long displacement target for
19540 S and T constraints.
19541 (s390_mem_constraint): Remove handling of U and W constraints.
19542 * config/s390/s390.md (various patterns): Remove the short
19543 displacement constraints (Q and R) if a long displacement
19544 constraint is present. Add longdisp as required CPU capability.
19545 * config/s390/vector.md: Likewise.
19546 * config/s390/vx-builtins.md: Likewise.
19548 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19551 * reload1.c (reload): Call finish_spills before
19552 restarting reload loop. Skip select_reload_regs
19553 if update_eliminables_and_spill returns true.
19555 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
19557 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
19558 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
19559 (umulhisi3_imm): Update predicates and constraint letters.
19560 (umulhisi3_reg): Declare instruction as commutative.
19561 * config/arc/constraints.md (J12, J16): New constraints.
19562 * config/arc/predicates.md (short_unsigned_const_operand): New
19564 (arc_short_operand): Likewise.
19565 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
19567 2016-04-29 Richard Biener <rguenther@suse.de>
19569 PR tree-optimization/13962
19570 PR tree-optimization/65686
19571 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
19572 * tree-ssa-alias.c (ptrs_compare_unequal): New function
19573 using PTA to compare pointers.
19574 * match.pd: Add pattern for pointer equality compare simplification
19575 using ptrs_compare_unequal.
19577 2016-04-29 Richard Biener <rguenther@suse.de>
19579 * stor-layout.c (layout_type): Do not build a pointer-to-element
19582 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19584 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
19585 Use SWI mode iterator. Use general_reg_operand predicate.
19586 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
19587 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
19590 2016-04-29 Jakub Jelinek <jakub@redhat.com>
19592 PR middle-end/70843
19593 * fold-const.c (operand_equal_p): Don't verify hash value equality
19595 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
19598 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19601 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
19602 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
19603 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
19604 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
19605 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
19607 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19609 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
19610 to info. Don't initialize separate fields to 0. Clean up
19613 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19615 * config/i386/i386.md (peephole2s for operations with memory inputs):
19616 Use SWI mode iterator.
19617 (peephole2s for operations with memory outputs): Ditto.
19618 Do not check for stack checking probe.
19620 (probe_stack): Remove expander.
19622 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19623 Andrew Burgess <andrew.burgess@embecosm.com>
19625 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
19626 operands as 32-bits.
19628 2016-04-28 Jason Merrill <jason@redhat.com>
19630 * gdbinit.in: Skip line-map.h.
19632 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19633 Andrew Burgess <andrew.burgess@embecosm.com>
19635 * config/arc/arc.c (arc_conditional_register_usage): Take
19636 TARGET_RRQ_CLASS into account.
19637 (arc_print_operand): Support printing 'p' and 's' operands.
19638 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
19640 (TARGET_RRQ_CLASS): Define.
19641 (IS_POWEROF2_OR_0_P): Define.
19642 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
19644 (*tst_movb): New define_insn.
19645 (*tst): Avoid recognition if it could prevent '*tst_movb'
19646 combination; replace c/CnL with c/Chs alternative.
19647 (*tst_bitfield_tst): New define_insn.
19648 (*tst_bitfield_asr): New define_insn.
19649 (*tst_bitfield): New define_insn.
19650 (andsi3_i): Add Rrq variant.
19651 (extzv): New define_expand.
19652 (insv): New define_expand.
19653 (*insv_i): New define_insn.
19654 (*movb): New define_insn.
19655 (*movb_signed): New define_insn.
19656 (*movb_high): New define_insn.
19657 (*movb_high_signed): New define_insn.
19658 (*movb_high_signed + 1): New define_split pattern.
19659 (*mrgb): New define_insn.
19660 (*mrgb + 1): New define_peephole2 pattern.
19661 (*mrgb + 2): New define_peephole2 pattern.
19662 * config/arc/arc.opt (mbitops): New option for nps400, uses
19663 TARGET_NPS_BITOPS_DEFAULT.
19664 * config/arc/constraints.md (q): Make register class conditional.
19665 (Rrq): New register constraint.
19666 (Chs): New constraint.
19667 (Clo): New constraint.
19668 (Chi): New constraint.
19669 (Cbf): New constraint.
19670 (Cbn): New constraint.
19671 (C18): New constraint.
19672 (Cbi): New constraint.
19674 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19676 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
19678 (bitmap_intersection_of_preds): Ditto.
19679 (bitmap_union_of_succs): Ditto.
19680 (bitmap_union_of_preds): Ditto.
19681 * sbitmap.c (do_popcount): Delete.
19682 (BITMAP_DEBUGGING): Delete.
19683 (sbitmap_verify_popcount): Delete.
19684 (sbitmap_alloc): Don't initialize the popcount field.
19685 (sbitmap_alloc_with_popcount): Delete.
19686 (sbitmap_resize): Don't resize the popcount array.
19687 (sbitmap_vector_alloc): Don't initialize the popcount field.
19688 (bitmap_copy): Don't copy the popcount array.
19689 (bitmap_clear): Don't clear the popcount array.
19690 (bitmap_clear): Delete the popcount array handling.
19691 (bitmap_ior_and_compl): Delete the popcount assert.
19692 (bitmap_not): Ditto.
19693 (bitmap_and_compl): Ditto.
19694 (bitmap_and): Delete the popcount array handling.
19695 (bitmap_xor): Ditto.
19696 (bitmap_ior): Ditto.
19697 (bitmap_or_and): Delete the popcount assert.
19698 (bitmap_and_or): Ditto.
19699 (popcount_table): Delete.
19700 (sbitmap_elt_popcount): Delete.
19701 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
19702 (bitmap_set_bit): Delete the popcount assert.
19703 (bitmap_clear_bit): Ditto.
19704 (sbitmap_free): Don't free the popcount array.
19705 (sbitmap_alloc_with_popcount): Delete declaration.
19706 (sbitmap_popcount): Ditto.
19708 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19709 Andrew Burgess <andrew.burgess@embecosm.com>
19711 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
19712 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
19713 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
19714 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
19715 * config/arc/arc.opt (mcmem): New option.
19716 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
19717 supply length for r/m alternative.
19718 (*extendqisi2_ac): Likewise.
19719 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
19721 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
19722 (movhi_insn): Likewise.
19723 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
19724 (*zero_extendqihi2_i): Add r/Ucm alternative.
19725 (*zero_extendqisi2_ac): Likewise.
19726 (*zero_extendhisi2_i): Likewise.
19727 * config/arc/constraints.md (Uex): New memory constraint.
19728 (Ucm): New define_constraint.
19729 * config/arc/predicates.md (long_immediate_loadstore_operand):
19730 Return 0 for MEM with cmem_address address.
19731 (cmem_address_0): New predicates.
19732 (cmem_address_1): Likewise.
19733 (cmem_address_2): Likewise.
19734 (cmem_address): Likewise.
19736 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19738 * config/rs6000/rs6000.c (machine_function): Rename
19739 insn_chain_scanned_p to spe_insn_chain_scanned_p.
19740 (rs6000_stack_info): Adjust.
19742 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19743 Andrew Burgess <andrew.burgess@embecosm.com>
19745 * config/arc/constraints.md (Usd): Convert to define_constraint.
19749 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19752 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
19753 Add new peephole2 where the first insn is *mov<mode>_or instead of
19754 *mov<mode>_internal.
19756 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
19758 * tracer.c (bb_seen): Make static.
19760 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
19762 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
19763 support, setup defaults.
19764 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
19765 * config/arc/arc.c (arc_init): Add NPS400 support.
19766 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
19767 (TARGET_ARC700): NPS400 is also an ARC700.
19768 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
19770 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19773 * config/nds32/nds32.md (casesi): Don't access the operands array
19776 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19778 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
19779 (or $-1,reg peephole2): Ditto.
19780 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
19782 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
19784 * doc/extend.texi (Common Function Attributes) [optimize]:
19785 Discourage use of the optimize attribute.
19787 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
19789 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
19790 special case builtin.
19791 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19792 ALTIVEC_BUILTIN_VEC_ADDE.
19793 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19794 support for ALTIVEC_BUILTIN_VEC_ADDE.
19795 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19796 for __builtin_vec_adde.
19798 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19800 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
19801 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
19803 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19806 * doc/sourcebuild.texi (Effective-Target Keywords, Other
19807 attributes): Document cilkplus_runtime.
19809 2016-04-28 Martin Jambor <mjambor@suse.cz>
19811 * tree-cfg.c (verify_expr): Verify that local declarations belong to
19812 this function. Call verify_expr on MEM_REFs and bases of other
19813 handled_components.
19815 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19817 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
19818 for WORD_REGISTER_OPERATIONS to runtime check.
19820 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19822 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
19824 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19826 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
19827 big-endian compilation.
19828 * config/arc/arc.md (addf3): Likewise.
19829 (subdf3): Likewise.
19830 (muldf3): Likewise.
19832 2016-04-28 Richard Biener <rguenther@suse.de>
19834 PR tree-optimization/70840
19835 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
19836 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
19837 Mark x * pow(x,c) -> pow(x,c+1) commutative.
19838 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
19840 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19842 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
19843 and explain why in a comment.
19845 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19847 * config/arc/arc.md (cpu_facility): Add fpx variant.
19848 (subdf3): Prohibit use reverse sub when assist operations option
19850 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
19851 instructions only when FPX is enabled.
19852 * testsuite/gcc.target/arc/trsub.c: New test.
19854 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19856 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
19857 mult_operator when calculating "type" attribute.
19858 (*fop_<mode>_1_i387): Ditto.
19859 (*fop_xf_1_i387): Ditto.
19860 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
19861 Use std::swap to swap operands. Use RTL expressions to generate
19864 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19865 Joern Rennecke <joern.rennecke@embecosm.com>
19867 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
19869 (emit_pic_move): Remove.
19870 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
19871 * config/arc/arc.c (emit_pic_move): Removed.
19872 (TARGET_HAVE_TLS): Define.
19873 (arc_conditional_register_usage): Test for arc_tp_regno.
19874 (arc_print_operand, arc_print_operand_address): Handle TLS
19876 (arc_needs_pcl_p): New function.
19877 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
19878 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
19879 (arc_raw_symbolic_reference_mentioned_p): Likewise.
19880 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
19881 (arc_legitimize_tls_address): Likewise.
19882 (DTPOFF_ZERO_SYM): Define.
19883 (arc_legitimize_pic_address): Make it static, handle TLS cases.
19884 (arc_output_pic_addr_const): Print TLS unspecs.
19885 (prepare_pic_move): New function, replaces emit_pic_move.
19886 (arc_legitimate_constant_p): Handle TLS unspecs.
19887 (arc_legitimate_address_p): Likewise.
19888 (arc_rewrite_small_data_p): Use assert for TLS constants.
19889 (prepare_move_operands): Use prepare_pic_move.
19890 (arc_legitimize_address): Legitimize tls addresses.
19891 (arc_epilogue_uses): Check for arc_tp_regno.
19892 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
19893 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
19895 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
19897 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
19898 %(arc_tls_extra_start_spec).
19899 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
19900 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
19902 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
19903 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
19904 (UNSPEC_TLS_OFF): Add.
19906 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
19907 (get_thread_pointersi): New patterns.
19908 * config/arc/arc.opt (mtp-regno): New option.
19909 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
19910 (move_dest_operand): Likewise.
19911 * configure: Regenerate.
19912 * configure.ac: Add arc*-*-* case to test for tls.
19913 * doc/invoke.texi (ARC options): Document mtp-regno.
19915 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19917 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
19918 the new ARC HS SIMD instructions.
19919 (arc_preferred_simd_mode): New function.
19920 (arc_autovectorize_vector_sizes): Likewise.
19921 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
19922 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
19923 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
19924 (arc_init_builtins): Add new SIMD builtin types.
19925 (arc_split_move): Handle 64 bit vector moves.
19926 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
19927 (TARGET_PLUS_QMACW): Define.
19928 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
19929 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
19930 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
19931 (VSUBADD4H): New builtins.
19932 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
19933 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
19935 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
19936 Matthias Klose <doko@debian.org>
19938 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
19940 2016-04-28 Richard Biener <rguenther@suse.de>
19942 PR middle-end/70777
19943 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
19946 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
19948 * common/config/sh/sh-common.c: Remove SH5 support.
19949 * config/sh/constraints.md: Likewise.
19950 * config/sh/config/sh/elf.h: Likewise.
19951 * config/sh/linux.h: Likewise.
19952 * config/sh/netbsd-elf.h: Likewise.
19953 * config/sh/predicates.md: Likewise.
19954 * config/sh/sh-c.c: Likewise.
19955 * config/sh/sh-protos.h: Likewise.
19956 * config/sh/sh.c: Likewise.
19957 * config/sh/sh.h: Likewise.
19958 * config/sh/sh.md: Likewise.
19959 * config/sh/sh.opt: Likewise.
19960 * config/sh/sync.md: Likewise.
19961 * config/sh/sh64.h: Delete.
19962 * config/sh/shmedia.h: Likewise.
19963 * config/sh/shmedia.md: Likewise.
19964 * config/sh/sshmedia.h: Likewise.
19965 * config/sh/t-netbsd-sh5-64: Likewise.
19966 * config/sh/t-sh64: Likewise.
19967 * config/sh/ushmedia.h: Likewise.
19969 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19971 * config/i386/i386.md (sign_extend to memory peephole2s): Use
19972 general_reg_operand instead of register_operand predicate.
19974 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19976 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
19978 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
19980 * match.pd (A - B > A, A + B < A): New transformations.
19982 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
19984 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
19985 which defaults to true. Emit an outer pair of parentheses only if
19986 EMIT_PARENS. When continuing a chain of && or || (or & or |),
19987 don't emit parentheses for the right-hand operand.
19989 2016-04-27 Jeff Law <law@redhat.com>
19991 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
19993 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19995 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
19996 (altivec_lvx_<mode>_internal): Document.
19997 (altivec_lvx_<mode>_2op): New define_insn.
19998 (altivec_lvx_<mode>_1op): Likewise.
19999 (altivec_lvx_<mode>_2op_si): Likewise.
20000 (altivec_lvx_<mode>_1op_si): Likewise.
20001 (altivec_stvx_<mode>): Remove.
20002 (altivec_stvx_<mode>_internal): Document.
20003 (altivec_stvx_<mode>_2op): New define_insn.
20004 (altivec_stvx_<mode>_1op): Likewise.
20005 (altivec_stvx_<mode>_2op_si): Likewise.
20006 (altivec_stvx_<mode>_1op_si): Likewise.
20007 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20008 Expand vec_ld and vec_st during parsing.
20009 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
20011 (altivec_expand_stvx_be): Likewise.
20012 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
20013 address-masking behavior in RTL.
20014 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
20015 address-masking behavior in RTL.
20016 (altivec_expand_builtin): Change builtin code arguments for calls
20017 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
20018 (insn_is_swappable_p): Avoid incorrect swap optimization in the
20019 presence of lvx/stvx patterns.
20020 (alignment_with_canonical_addr): New function.
20021 (alignment_mask): Likewise.
20022 (find_alignment_op): Likewise.
20023 (recombine_lvx_pattern): Likewise.
20024 (recombine_stvx_pattern): Likewise.
20025 (recombine_lvx_stvx_patterns): Likewise.
20026 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
20027 stvx patterns from expand.
20028 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
20030 (vector_altivec_store_<mode>): Likewise.
20032 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
20034 * config/aarch64/aarch64.md
20035 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
20036 remove the "fp" attributes.
20037 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
20038 add the "simd" attributes.
20039 (*movdf_aarch64): Likewise.
20040 (*movtf_aarch64): Remove the "fp" attributes.
20041 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
20042 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
20044 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20046 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
20047 rtx to rtx_code_label *.
20048 * rtl.h (maybe_set_first_label_num): Likewise.
20050 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20052 * df-core.c (df_add_problem): Make the problem param be const.
20053 (df_remove_problem): Make local "problem" be const.
20054 * df-problems.c (problem_RD): Make const.
20055 (problem_LR): Likewise.
20056 (problem_LIVE): Likewise.
20057 (problem_MIR): Likewise.
20058 (problem_CHAIN): Likewise.
20059 (problem_WORD_LR): Likewise.
20060 (problem_NOTE): Likewise.
20061 (problem_MD): Likewise.
20062 * df-scan.c (problem_SCAN): Likewise.
20063 * df.h (struct df_problem): Make field "dependent_problem" be
20065 (struct dataflow): Likewise for field "problem".
20066 (df_add_problem): Make param const.
20068 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
20070 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
20071 inter-unit moves to/from vector registers are enabled. Do not disable
20074 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20076 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
20077 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
20079 (enum df_problem_id): ...this new enum.
20080 (struct df_problem): Convert field "id" from "int" to
20081 enum df_problem_id.
20083 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20085 * rtl.def: Update comment for "things in the instruction chain" to
20086 reflect the removal of the leading "i" field for INSN_UID in
20087 r210360. Fix bogus apostrophe.
20089 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
20091 * config/i386/i386.md
20092 (lea arith with mem operand + setcc peephole2): Set operator mode.
20094 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
20097 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
20098 (dimode_scalar_to_vector_candidate_p): This.
20099 (timode_scalar_to_vector_candidate_p): New function.
20100 (scalar_to_vector_candidate_p): Likewise.
20101 (timode_check_non_convertible_regs): Likewise.
20102 (timode_remove_non_convertible_regs): Likewise.
20103 (remove_non_convertible_regs): Likewise.
20104 (remove_non_convertible_regs): Renamed to ...
20105 (dimode_remove_non_convertible_regs): This.
20106 (scalar_chain::~scalar_chain): Make it virtual.
20107 (scalar_chain::compute_convert_gain): Make it pure virtual.
20108 (scalar_chain::mark_dual_mode_def): Likewise.
20109 (scalar_chain::convert_insn): Likewise.
20110 (scalar_chain::convert_registers): Likewise.
20111 (scalar_chain::add_to_queue): Make it protected.
20112 (scalar_chain::emit_conversion_insns): Likewise.
20113 (scalar_chain::replace_with_subreg): Likewise.
20114 (scalar_chain::replace_with_subreg_in_insn): Likewise.
20115 (scalar_chain::convert_op): Likewise.
20116 (scalar_chain::convert_reg): Likewise.
20117 (scalar_chain::make_vector_copies): Likewise.
20118 (scalar_chain::convert_registers): New pure virtual function.
20119 (class dimode_scalar_chain): New class.
20120 (class timode_scalar_chain): Likewise.
20121 (scalar_chain::mark_dual_mode_def): Renamed to ...
20122 (dimode_scalar_chain::mark_dual_mode_def): This.
20123 (timode_scalar_chain::mark_dual_mode_def): New function.
20124 (timode_scalar_chain::convert_insn): Likewise.
20125 (dimode_scalar_chain::convert_registers): Likewise.
20126 (scalar_chain::compute_convert_gain): Renamed to ...
20127 (dimode_scalar_chain::compute_convert_gain): This.
20128 (scalar_chain::replace_with_subreg): Renamed to ...
20129 (dimode_scalar_chain::replace_with_subreg): This.
20130 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
20131 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
20132 (scalar_chain::make_vector_copies): Renamed to ...
20133 (dimode_scalar_chain::make_vector_copies): This.
20134 (scalar_chain::convert_reg): Renamed to ...
20135 (dimode_scalar_chain::convert_reg ): This.
20136 (scalar_chain::convert_op): Renamed to ...
20137 (dimode_scalar_chain::convert_op): This.
20138 (scalar_chain::convert_insn): Renamed to ...
20139 (dimode_scalar_chain::convert_insn): This.
20140 (scalar_chain::convert): Call convert_registers.
20141 (convert_scalars_to_vector): Change to scalar_chain pointer to
20142 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
20143 in 32-bit mode. Delete scalar_chain pointer. Call
20144 free_dominance_info in 64-bit mode.
20145 (pass_stv::gate): Remove TARGET_64BIT check.
20146 (ix86_option_override): Put the 64-bit STV pass before the CSE
20149 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
20151 * dwarf2out.h (struct dw_loc_descr_node): Remove the
20152 dw_loc_frame_offset field.
20153 * dwarf2out.c (new_loc_descr): Likewise.
20154 (resolve_args_picking_1): Turn the VISITED hash set into a
20155 FRAME_OFFSET hash map. Use it to associate a frame offset to
20156 visited nodes. Remove uses of the CHECKING_P macro.
20157 (resolve_args_picking): Update call to resolve_args_picking_1.
20159 2016-04-27 Martin Liska <mliska@suse.cz>
20161 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
20162 (free_loop_data): Release vuses of groups.
20164 2016-04-27 Bin Cheng <bin.cheng@arm.com>
20166 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
20167 instead of redundant use_id and boolean have_use_for.
20168 (struct iv_use): Change sub_id into group_id. Remove field next.
20169 Move fields: related_cands, n_map_members, cost_map and selected
20171 (struct iv_group): ... here. New structure.
20172 (struct iv_common_cand): Use structure declaration directly.
20173 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
20174 (MAX_CONSIDERED_USES): Rename macro to ...
20175 (MAX_CONSIDERED_GROUPS): ... here.
20176 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
20177 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
20178 (dump_uses): Rename to ...
20179 (dump_groups): ... here. Update all uses.
20180 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
20181 (find_induction_variables): Refactor format of dump information.
20182 (record_sub_use): Delete.
20183 (record_use): Update all uses.
20184 (record_group): New function.
20185 (record_group_use, find_interesting_uses_op): Call above functions.
20187 (find_interesting_uses_cond): Ditto.
20188 (group_compare_offset): New function.
20189 (split_all_small_groups): Rename to ...
20190 (split_small_address_groups_p): ... here. Update all uses.
20191 (split_address_groups): Update all uses.
20192 (find_interesting_uses): Refactor format of dump information.
20193 (add_candidate_1): Update all uses. Remove redundant check on iv,
20195 (add_candidate, record_common_cand): Remove redundant assert.
20196 (add_iv_candidate_for_biv): Update use.
20197 (add_iv_candidate_derived_from_uses): Update all uses.
20198 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
20199 (alloc_use_cost_map): Ditto.
20200 (set_use_iv_cost, get_use_iv_cost): Rename to ...
20201 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
20202 (determine_use_iv_cost_generic): Ditto.
20203 (determine_group_iv_cost_generic): Ditto.
20204 (determine_use_iv_cost_address): Ditto.
20205 (determine_group_iv_cost_address): Ditto.
20206 (determine_use_iv_cost_condition): Ditto.
20207 (determine_group_iv_cost_cond): Ditto.
20208 (determine_use_iv_cost): Ditto.
20209 (determine_group_iv_cost): Ditto.
20210 (set_autoinc_for_original_candidates): Update all uses.
20211 (find_iv_candidates): Update all uses. Refactor dump information.
20212 (determine_use_iv_costs): Ditto.
20213 (determine_iv_costs): Ditto.
20214 (iv_ca_cand_for_use): Rename to ...
20215 (iv_ca_cand_for_group): ... here. Update all uses.
20216 (iv_ca_add_use, iv_ca_add_group): Ditto.
20217 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
20218 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
20219 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
20220 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
20221 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
20222 (create_new_iv, adjust_iv_update_pos): Ditto.
20223 (rewrite_use_address): Delete.
20224 (rewrite_use_address_1): Rename to ...
20225 (rewrite_use_address): ... here.
20226 (rewrite_use_compare): Update all uses.
20227 (rewrite_use): Delete.
20228 (rewrite_uses): Rename to ...
20229 (rewrite_groups): ... here. Update all uses.
20230 (remove_unused_ivs, free_loop_data): Update all uses.
20231 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
20233 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20235 * rtlanal.c (nonzero_bits1): Convert preprocessor check
20236 for WORD_REGISTER_OPERATIONS to runtime check.
20238 2016-04-27 Richard Biener <rguenther@suse.de>
20241 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
20242 aggregate_value_p to determine if a function result is
20243 returned by reference.
20244 (ipa_pta_execute): Functions having their address taken are
20245 not automatically nonlocal.
20247 2016-04-27 Jakub Jelinek <jakub@redhat.com>
20250 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
20251 * fold-const.c (operand_equal_p): If flag_checking and
20252 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
20253 and if it returns non-zero, assert iterative_hash_expr on both
20256 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
20258 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
20260 2016-04-27 Nick Clifton <nickc@redhat.com>
20262 PR middle-end/49889
20263 * varasm.c (merge_weak): Generate an error if an attempt is made
20264 to convert a non-weak static function into a weak, public function.
20266 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20268 * params.def (MAX_PARTITION_SIZE): New param.
20269 * doc/invoke.texi: Document lto-max-partition.
20271 2016-04-27 Richard Biener <rguenther@suse.de>
20274 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
20275 function cummulating used_from_other_partition, externally_visible
20276 and force_output from aliases.
20277 (refered_from_nonlocal_var): Likewise.
20278 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
20279 node flags properly.
20281 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
20283 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
20284 (-Wmemset-elt-size): New item.
20286 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
20289 * stor-layout.h (internal_reference_types): Delete.
20290 * stor-layout.c (reference_types_internal): Likewise.
20291 (internal_reference_types): Likewise.
20292 (layout_type) <REFERENCE_TYPE>: Adjust.
20294 2016-04-27 Jakub Jelinek <jakub@redhat.com>
20297 * tree.h (inchash::add_expr): Add FLAGS argument.
20298 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
20299 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
20300 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
20301 Formatting fix. Adjust recursive calls. For tcc_comparison,
20302 if swap_tree_comparison (code) is smaller than code, hash that
20303 and arguments in the other order. Hash CONVERT_EXPR the same
20304 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
20305 of ADDR_EXPR of decl as the decl itself. Add or remove
20306 OEP_ADDRESS_OF from recursive flags as needed. For
20307 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
20308 operands commutatively and only the third one normally.
20309 For internal CALL_EXPR hash in CALL_EXPR_IFN.
20311 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
20313 * config/rtems.h (LIB_SPEC): Add -latomic.
20315 2016-04-27 Joel Sherrill <joel@rtems.org>
20317 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
20318 xilink.ld and flags not relevant to RTEMS.
20320 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
20322 * toplev.c (backend_init_target): Avoid calling init_reload when using
20325 2016-04-26 Jakub Jelinek <jakub@redhat.com>
20327 * reorg.c (try_merge_delay_insns): Declare i and j inside the
20328 for loops rather than one for the whole function.
20330 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
20332 * match.pd (X + CST CMP X): New transformation.
20334 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
20336 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
20337 * fold-const.c (fold_binary_loc): Remove 2 transformations
20338 superseded by match.pd.
20339 * match.pd (x+x -> x*2): Generalize to integers.
20341 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
20343 * config/i386/i386.md (operation on memory peephole): Duplicate an
20344 existing peephole and adapt it to match lea rather than an operation
20347 PR rtl-optimization/57193
20348 * opts.c (default_options_table): Add OPT_frename_registers at -O2
20350 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
20352 2016-04-26 Bin Cheng <bin.cheng@arm.com>
20354 * tree-if-conv.c (any_pred_load_store): New static variable.
20355 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
20356 any_pred_load_store instead of and_mask_load_store.
20357 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
20358 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
20359 (combine_blocks, tree_if_conversion): Ditto.
20361 2016-04-26 Bin Cheng <bin.cheng@arm.com>
20363 PR tree-optimization/70771
20364 PR tree-optimization/70775
20365 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
20366 virtual PHI nodes. Delete parameter.
20367 (if_convertible_loop_p_1): Delete argument to above function.
20368 (predicate_all_scalar_phis): Delete code handling single-argument
20370 (tree_if_conversion): Mark and update virtual SSA.
20372 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20375 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
20376 (x86_elf_aligned_common): Rename to ...
20377 (x86_elf_aligned_decl_common): ... this.
20378 Add decl arg. Switch to .lbss for largecomm object. Use
20379 LARGECOMM_SECTION_ASM_OP.
20380 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
20382 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
20383 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
20385 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
20386 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
20388 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20391 * config/i386/i386.c (SECTION_LARGE): Define.
20392 (x86_64_elf_select_section): Set it for large data/bss sections.
20393 Only clear SECTION_WRITE for .lrodata.
20394 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
20396 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
20397 * varasm.c (default_elf_asm_named_section): Grow flagchars.
20398 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
20400 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
20401 * doc/tm.texi: Regenerate.
20403 2016-04-26 Jakub Jelinek <jakub@redhat.com>
20406 * configure.ac (--enable-checking): Document extra flag, for
20407 non-release builds default to --enable-checking=yes,extra.
20408 If misc checking and extra checking, define CHECKING_P to 2 instead
20410 * common.opt (fchecking=): Add.
20411 * doc/invoke.texi (-fchecking=): Document.
20412 * doc/install.texi: Document --enable-checking changes.
20413 * configure: Regenerated.
20414 * config.in: Regenerated.
20416 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20418 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
20419 attribute instead of which_alternative.
20420 * config/i386/sse.md (*mov<mode>_internal): Ditto.
20421 Use EXT_REX_SSE_REG_P where appropriate.
20423 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20425 * config/i386/predicates.md (const0_operand): Do not match
20426 const_wide_int code.
20427 (const1_operand): Ditto.
20429 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20431 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
20432 for SSE constm1 operands and TARGET_AVX512VL.
20433 (*movti_internal): Ditto.
20434 (*mov<mode>_or): Use constm1_operand predicate.
20435 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
20436 for SSE vector_all_ones operands and TARGET_AVX512VL.
20437 * config/i386/predicates.md (constm1_operand): New predicate.
20438 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
20439 emission of constant -1 load.
20441 2016-04-25 Jason Merrill <jason@redhat.com>
20443 * gdbinit.in: Skip is-a.h.
20445 * attribs.c (register_scoped_attributes): Fix logic.
20446 * attribs.h: Declare register_scoped_attributes.
20448 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20450 * config/rs6000/rs6000-builtin.def: Correct pasto error for
20451 stxvd2x and stxvw4x built-in functions.
20453 2016-04-25 DJ Delorie <dj@redhat.com>
20455 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
20456 (ashrhi3): Likewise.
20457 (lshrhi3): Likewise.
20459 2016-04-25 Richard Biener <rguenther@suse.de>
20461 PR tree-optimization/70780
20462 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
20463 wasn't visited yet.
20464 (compute_antic): Mark blocks with abnormal preds as visited as
20465 they have a final empty antic-in solution already.
20467 2016-04-25 Michael Collison <michael.collison@linaro.org>
20469 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
20471 2016-04-25 Michael Collison <michael.collison@linaro.org>
20473 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
20474 mode is VQI to improve mixed mode vectorization.
20475 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
20476 define_insn to match low half of signed vaddw.
20477 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
20478 define_insn to match high half of signed vaddw.
20479 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
20480 define_insn to match low half of unsigned vaddw.
20481 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
20482 define_insn to match high half of unsigned vaddw.
20483 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
20484 (arm_simd_check_vect_par_cnst_half_p): Likewise.
20485 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
20487 (arm_simd_check_vect_par_cnst_half_p): Likewise.
20488 * config/arm/predicates.md (vect_par_constant_high): Support
20489 big endian and simplify by calling
20490 arm_simd_check_vect_par_cnst_half
20491 (vect_par_constant_low): Likewise.
20493 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20495 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
20496 predicate for operand 2.
20498 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
20499 H.J. Lu <hongjiu.lu@intel.com>
20501 * config/i386/i386-protos.h (standard_sse_constant_p): Add
20502 machine_mode argument.
20503 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
20504 constm1_rtx operands. For VOIDmode constants, get mode from
20505 pred_mode. Check mode size if the mode is supported by ABI.
20506 (standard_sse_constant_opcode): Do not use standard_constant_p.
20507 Strictly check ABI support for all-ones operands.
20508 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
20509 immediates. Update calls to standard_sse_constant_p.
20510 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
20511 (ix86_rtx_costs): Ditto.
20512 * config/i386/i386.md (*movxi_internal_avx512f): Use
20513 nonimmediate_or_sse_const_operand instead of vector_move_operand.
20514 Use (v,BC) alternative instead of (v,C). Use register_operand
20515 checks instead of MEM_P.
20516 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
20517 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
20518 isa attribute. Use register_operand checks instead of MEM_P.
20519 (*movti_internal): Use nonimmediate_or_sse_const_operand for
20520 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
20521 alternative and corresponding sse2 isa attribute.
20522 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
20523 to standard_sse_constant_p.
20524 (FP constant splitters): Ditto.
20525 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
20527 * config/i386/predicates.md (constm1_operand): Remove.
20528 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
20529 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
20530 vector_all_ones_operand instead of constm1_operand.
20532 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20534 * print-rtl.c (print_rtx_insn_vec): New function.
20535 * print-rtl.h: New prototype.
20536 * store-motion.c (struct st_expr): Make avail_stores a vector.
20537 (st_expr_entry): Adjust.
20538 (free_st_expr_entry): Likewise.
20539 (print_store_motion_mems): Likewise.
20540 (find_moveable_store): Likewise.
20541 (compute_store_table): Likewise.
20542 (delete_store): Likewise.
20543 (build_store_vectors): Likewise.
20545 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20547 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
20549 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20551 * vec.h (vec_safe_contains): New function.
20552 (vec::contains): Likewise.
20553 (vec::begin): Likewise.
20554 (vec::end): Likewise.
20556 2016-04-23 Jakub Jelinek <jakub@redhat.com>
20559 * cfgexpand.c (expand_stack_vars): Fix typo.
20561 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
20563 * system.h (list, map, set, vector): Include conditionally.
20564 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
20565 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
20566 * ipa-icf.c (INCLUDE_LIST): Define.
20567 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
20568 * config/sh/sh.c (INCLUDE_VECTOR): Define.
20569 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
20570 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
20571 * cp/logic.cc (INCLUDE_LIST): Define.
20572 * fortran/trans-common.c (INCLUDE_MAP): Define.
20574 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
20576 * auto-profile.c: Remove <string.h> include.
20577 * ipa-icf-gimple.c: Remove <list> include.
20578 * diagnostic.c: Remove <new> include.
20579 * genmatch.c: Likewise.
20580 * pretty-print.c: Likewise.
20581 * toplev.c: Likewise
20582 * c/c-objc-common.c: Likewise.
20583 * cp/error.c: Likewise.
20584 * fortran/error.c: Likewise.
20586 2016-04-22 Richard Biener <rguenther@suse.de>
20588 * lto-streamer-in.c (input_ssa_names): Do not allocate
20589 GIMPLE_NOP for all SSA names.
20590 * lto-streamer-out.c (output_ssa_names): Do not output
20591 SSA names that should have been released.
20593 2016-04-22 Richard Biener <rguenther@suse.de>
20595 PR tree-optimization/70740
20596 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
20599 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
20602 * config/i386/predicates.md (call_insn_operand): Replace
20603 sibcall_memory_operand with memory_operand.
20605 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
20607 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
20608 has_single_use() tests.
20609 (register_edge_assert_for_1): Likewise.
20610 (find_assert_locations_1): Check the liveness bitmap instead of
20611 checking has_single_use().
20613 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
20616 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
20617 Extract AVX-512BW constraint from AVX.
20619 2016-04-21 Richard Biener <rguenther@suse.de>
20621 PR tree-optimization/70725
20622 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
20623 for phi_convertible_by_degenerating_args.
20624 (predicate_all_scalar_phis): Handle single-argument PHIs.
20626 2016-04-21 Richard Biener <rguenther@suse.de>
20628 PR middle-end/70747
20629 * fold-const.c (fold_comparison): Return properly typed
20632 2016-04-21 Bin Cheng <bin.cheng@arm.com>
20634 PR tree-optimization/70715
20635 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
20636 after expanding BASE using expand_simple_operations.
20638 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
20640 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
20641 New transformations.
20643 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
20645 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
20647 2016-04-20 Jan Hubicka <jh@suse.cz>
20649 * ipa-inline.c (can_inline_edge_p): Pass caller info to
20650 ultiimate_alias_target.
20651 (update_callee_keys): Likewise.
20652 (lookup_recursive_calls): Likewise.
20653 (speculation_useful_p): Likewise.
20655 2016-04-20 Jan Hubicka <jh@suse.cz>
20658 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
20659 (set_nothrow_flag_1): ... this; handle interposition correctly;
20660 recurse on aliases and thunks.
20661 (cgraph_node::set_nothrow_flag): New.
20662 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
20663 functions compiled with non-call exceptions that binds to current
20665 (propagate_nothrow): Be safe WRT interposition.
20666 * cgraph.h (set_nothrow_flag): Update prototype.
20668 2016-04-18 Jan Hubicka <jh@suse.cz>
20670 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20671 max_loop_iterations_int.
20672 (tree_unswitch_outer_loop): Likewise.
20674 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20676 PR tree-optimization/69489
20677 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
20678 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
20679 Revise dump message.
20680 (if_convertible_bb_p): Remove check on edge count of basic block's
20683 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20685 PR tree-optimization/56625
20686 PR tree-optimization/69489
20687 * tree-data-ref.h (DR_INNERMOST): New macro.
20688 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
20689 hashing struct innermost_loop_behavior.
20690 (ref_DR_map): Remove.
20691 (innermost_DR_map): New map.
20692 (baseref_DR_map): Revise comment.
20693 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
20694 to innermost_DR_map accroding to its innermost loop behavior.
20695 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
20696 to its innermost loop behavior.
20697 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
20698 Add initialization for innermost_DR_map. Record memory reference
20699 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
20700 have innermost loop behavior.
20701 (if_convertible_loop_p): Remove release for ref_DR_map. Release
20704 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
20706 * config/i386/i386.md (*lea<mode>_general_1): Rename from
20707 *lea_general_1. Use explicit SWI12 mode interator.
20708 (*lea<mode>_general_2): Rename from *lea_general_2.
20709 Use explicit SWI12 mode interator.
20710 (*lea<mode>_general_3): Rename from *lea_general_3.
20711 Use explicit SWI12 mode interator.
20712 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
20713 Use explicit SWI12 mode interator.
20714 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
20715 Use explicit SWI48 mode interator.
20717 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20719 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20720 Short-cut unaligned load and store cases. Handle all integer
20722 (ix86_expand_vector_move_misalign): Short-cut unaligned load
20723 and store cases. Call ix86_avx256_split_vector_move_misalign
20724 directly without checking mode class.
20726 2016-04-20 Andrew Pinski <apinski@cavium.com>
20727 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20730 * config/aarch64/aarch64.md (sibcall): Force call
20731 address to be DImode for ILP32.
20732 (sibcall_value): Likewise.
20734 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20736 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
20738 2016-04-20 Richard Biener <rguenther@suse.de>
20740 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
20741 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
20742 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
20743 (maybe_push_res_to_seq): Adjust.
20744 * gimple-fold.c (maybe_build_generic_op): Likewise.
20746 2016-04-20 Marek Polacek <polacek@redhat.com>
20748 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
20751 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
20753 * config/i386/sse.md (vec_unpacks_lo_hi): Always
20754 use kmovw to support AVX512F target.
20756 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20758 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
20760 2016-04-20 Marek Polacek <polacek@redhat.com>
20762 PR tree-optimization/70725
20763 * tree-if-conv.c (is_false_predicate): New function.
20764 (predicate_mem_writes): Use it.
20766 2016-04-20 Richard Biener <rguenther@suse.de>
20768 PR tree-optimization/70726
20769 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
20770 shift amounts from a pattern stmt operand.
20772 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20775 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
20776 stack_restore_from_fpr pattern when restoring r15.
20777 (s390_optimize_prologue): Strip away the memory barrier in the
20778 parallel when trying to get rid of restore insns.
20779 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
20780 definition for loading the stack pointer from an FPR. Compared to
20781 the normal move insn this pattern includes a full memory barrier.
20783 2016-04-19 Jakub Jelinek <jakub@redhat.com>
20785 PR middle-end/70680
20786 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
20787 implicitly linear or lastprivate iterator on the outer context.
20789 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20791 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
20793 * config/i386/i386.md (ssememalign): Removed.
20794 * config/i386/sse.md: Remove ssememalign attribute from patterns.
20796 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20799 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
20800 const short * to __builtin_ia32_loaddquhi512_mask.
20801 (_mm512_maskz_loadu_epi16): Likewise.
20802 (_mm512_mask_storeu_epi16): Pass short * to
20803 __builtin_ia32_storedquhi512_mask.
20804 (_mm512_mask_loadu_epi8): Pass const char * to
20805 __builtin_ia32_loaddquqi512_mask.
20806 (_mm512_maskz_loadu_epi8): Likewise.
20807 (_mm512_mask_storeu_epi8): Pass char * to
20808 __builtin_ia32_storedquqi512_mask.
20809 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
20810 const double * to __builtin_ia32_loadupd512_mask.
20811 (_mm512_mask_loadu_pd): Likewise.
20812 (_mm512_maskz_loadu_pd): Likewise.
20813 (_mm512_storeu_pd): Pass double * to
20814 __builtin_ia32_storeupd512_mask.
20815 (_mm512_mask_storeu_pd): Likewise.
20816 (_mm512_loadu_ps): Pass const float * to
20817 __builtin_ia32_loadups512_mask.
20818 (_mm512_mask_loadu_ps): Likewise.
20819 (_mm512_maskz_loadu_ps): Likewise.
20820 (_mm512_storeu_ps): Pass float * to
20821 __builtin_ia32_storeups512_mask.
20822 (_mm512_mask_storeu_ps): Likewise.
20823 (_mm512_mask_loadu_epi64): Pass const long long * to
20824 __builtin_ia32_loaddqudi512_mask.
20825 (_mm512_maskz_loadu_epi64): Likewise.
20826 (_mm512_mask_storeu_epi64): Pass long long *
20827 to __builtin_ia32_storedqudi512_mask.
20828 (_mm512_loadu_si512): Pass const int * to
20829 __builtin_ia32_loaddqusi512_mask.
20830 (_mm512_mask_loadu_epi32): Likewise.
20831 (_mm512_maskz_loadu_epi32): Likewise.
20832 (_mm512_storeu_si512): Pass int * to
20833 __builtin_ia32_storedqusi512_mask.
20834 (_mm512_mask_storeu_epi32): Likewise.
20835 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
20836 char * to __builtin_ia32_storedquqi256_mask.
20837 (_mm_mask_storeu_epi8): Likewise.
20838 (_mm256_mask_loadu_epi16): Pass const short * to
20839 __builtin_ia32_loaddquhi256_mask.
20840 (_mm256_maskz_loadu_epi16): Likewise.
20841 (_mm_mask_loadu_epi16): Pass const short * to
20842 __builtin_ia32_loaddquhi128_mask.
20843 (_mm_maskz_loadu_epi16): Likewise.
20844 (_mm256_mask_loadu_epi8): Pass const char * to
20845 __builtin_ia32_loaddquqi256_mask.
20846 (_mm256_maskz_loadu_epi8): Likewise.
20847 (_mm_mask_loadu_epi8): Pass const char * to
20848 __builtin_ia32_loaddquqi128_mask.
20849 (_mm_maskz_loadu_epi8): Likewise.
20850 (_mm256_mask_storeu_epi16): Pass short * to.
20851 __builtin_ia32_storedquhi256_mask.
20852 (_mm_mask_storeu_epi16): Pass short * to.
20853 __builtin_ia32_storedquhi128_mask.
20854 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
20855 const double * to __builtin_ia32_loadupd256_mask.
20856 (_mm256_maskz_loadu_pd): Likewise.
20857 (_mm_mask_loadu_pd): Pass onst double * to
20858 __builtin_ia32_loadupd128_mask.
20859 (_mm_maskz_loadu_pd): Likewise.
20860 (_mm256_mask_storeu_pd): Pass double * to
20861 __builtin_ia32_storeupd256_mask.
20862 (_mm_mask_storeu_pd): Pass double * to
20863 __builtin_ia32_storeupd128_mask.
20864 (_mm256_mask_loadu_ps): Pass const float * to
20865 __builtin_ia32_loadups256_mask.
20866 (_mm256_maskz_loadu_ps): Likewise.
20867 (_mm_mask_loadu_ps): Pass const float * to
20868 __builtin_ia32_loadups128_mask.
20869 (_mm_maskz_loadu_ps): Likewise.
20870 (_mm256_mask_storeu_ps): Pass float * to
20871 __builtin_ia32_storeups256_mask.
20872 (_mm_mask_storeu_ps): ass float * to
20873 __builtin_ia32_storeups128_mask.
20874 (_mm256_mask_loadu_epi64): Pass const long long * to
20875 __builtin_ia32_loaddqudi256_mask.
20876 (_mm256_maskz_loadu_epi64): Likewise.
20877 (_mm_mask_loadu_epi64): Pass const long long * to
20878 __builtin_ia32_loaddqudi128_mask.
20879 (_mm_maskz_loadu_epi64): Likewise.
20880 (_mm256_mask_storeu_epi64): Pass long long * to
20881 __builtin_ia32_storedqudi256_mask.
20882 (_mm_mask_storeu_epi64): Pass long long * to
20883 __builtin_ia32_storedqudi128_mask.
20884 (_mm256_mask_loadu_epi32): Pass const int * to
20885 __builtin_ia32_loaddqusi256_mask.
20886 (_mm256_maskz_loadu_epi32): Likewise.
20887 (_mm_mask_loadu_epi32): Pass const int * to
20888 __builtin_ia32_loaddqusi128_mask.
20889 (_mm_maskz_loadu_epi32): Likewise.
20890 (_mm256_mask_storeu_epi32): Pass int * to
20891 __builtin_ia32_storedqusi256_mask.
20892 (_mm_mask_storeu_epi32): Pass int * to
20893 __builtin_ia32_storedqusi128_mask.
20894 * config/i386/i386-builtin-types.def (PCSHORT): New.
20895 (PINT64): Likewise.
20896 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
20897 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
20898 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
20899 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
20900 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
20901 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
20902 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
20903 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
20904 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
20905 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
20906 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
20907 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
20908 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
20909 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
20910 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
20911 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
20912 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
20913 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
20914 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
20915 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
20916 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
20917 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
20918 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
20919 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
20920 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
20921 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
20922 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
20923 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
20924 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
20925 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
20926 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
20927 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
20928 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
20929 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
20930 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
20931 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
20932 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
20933 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
20934 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
20935 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
20936 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
20937 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
20938 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
20939 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
20940 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
20941 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
20942 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
20943 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
20944 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
20946 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
20947 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
20949 (ix86_expand_vector_move_misalign): Likewise.
20950 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
20951 to scalar function prototype for unaligned load/store builtins.
20952 (ix86_expand_special_args_builtin): Updated.
20953 * config/i386/sse.md (UNSPEC_LOADU): Removed.
20954 (UNSPEC_STOREU): Likewise.
20955 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
20956 (VI_ULOADSTORE_F_AVX512VL): Likewise.
20957 (ssescalarsize): Handle V4TI, V2TI and V1TI.
20958 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
20959 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
20960 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
20961 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
20962 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
20963 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
20964 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
20965 (<avx512>_storedqu<mode>_mask): Likewise.
20966 (*sse4_2_pcmpestr_unaligned): Likewise.
20967 (*sse4_2_pcmpistr_unaligned): Likewise.
20968 (*mov<mode>_internal): Renamed to ...
20969 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
20970 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
20971 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
20972 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
20974 2016-04-19 Richard Biener <rguenther@suse.de>
20976 PR tree-optimization/70171
20977 * tree-ssa-phiprop.c: Include stor-layout.h.
20978 (phiprop_insert_phi): Handle the aggregate copy case.
20979 (propagate_with_phi): Likewise.
20981 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
20983 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
20984 instead of simplify_gen_subreg (... , 0).
20985 (ix86_delegitimize_address): Ditto.
20986 (ix86_split_divmod): Ditto.
20987 (ix86_split_copysign_const): Ditto.
20988 (ix86_split_copysign_var): Ditto.
20989 (ix86_expand_args_builtin): Ditto.
20990 (ix86_expand_round_builtin): Ditto.
20991 (ix86_expand_special_args_builtin): Ditto.
20992 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
20993 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
20994 (udivmodqi4): Ditto.
20995 (absneg splitters): Ditto.
20996 (*jcc_bt<mode>_1): Ditto.
20998 2016-04-19 Richard Biener <rguenther@suse.de>
21000 PR tree-optimization/70724
21001 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
21002 restoring out from ...
21003 (free_scc_vn): ... here.
21004 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
21005 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
21007 (pass_fre::execute): Restore SSA info.
21009 2016-04-19 Richard Biener <rguenther@suse.de>
21011 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
21012 * gimple-walk.c (walk_gimple_op): Initialize it.
21013 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
21014 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
21015 remapping SSA names of defs.
21016 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
21019 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
21021 PR middle-end/70689
21022 * lra-constraints.c (equiv_substition_p): New.
21023 (process_alt_operands): Use it.
21024 (swap_operands): Swap it.
21025 (curr_insn_transform): Update it.
21027 2016-04-18 Michael Matz <matz@suse.de>
21029 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
21030 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
21031 * tree-core.h (tree_type_common.align): Use bit-field.
21032 (tree_type_common.spare): New.
21033 (tree_decl_common.off_align): Make smaller.
21034 (tree_decl_common.align): Use bit-field.
21036 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
21037 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
21038 (scan_sharing_clauses): Ditto.
21039 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
21040 (omp_finish_file): Ditto.
21041 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
21042 (layout_decl): Ditto.
21043 (relayout_decl): Ditto.
21044 (finalize_record_size): Use SET_TYPE_ALIGN.
21045 (finalize_type_size): Ditto.
21046 (finish_builtin_struct): Ditto.
21047 (layout_type): Ditto.
21048 (initialize_sizetypes): Ditto.
21049 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
21050 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
21051 (lookup_field_for_decl): Use SET_DECL_ALIGN.
21052 (get_chain_field): Ditto.
21053 (get_trampoline_type): Ditto.
21054 (get_nl_goto_field): Ditto.
21055 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
21057 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
21058 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
21059 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
21060 (build_qualified_type): Use SET_TYPE_ALIGN.
21061 (build_aligned_type, build_range_type_1): Ditto.
21062 (build_atomic_base): Ditto.
21063 (build_common_tree_nodes): Ditto.
21064 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
21065 (expand_one_stack_var_at): Ditto.
21066 * coverage.c (build_var): Use SET_DECL_ALIGN.
21067 * except.c (init_eh): Ditto.
21068 * function.c (assign_parm_setup_block): Ditto.
21069 * symtab.c (increase_alignment_1): Ditto.
21070 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
21071 * tree-vect-stmts.c (ensure_base_align): Ditto.
21072 * varasm.c (align_variable): Ditto.
21073 (assemble_variable): Ditto.
21074 (build_constant_desc): Ditto.
21075 (output_constant_def_contents): Ditto.
21077 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
21078 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
21079 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
21080 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
21081 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
21083 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
21086 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
21087 replace %vmovsd with "%vmovq".
21088 (vec_concatv2df): Likewise.
21090 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
21092 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
21093 (*vec_extractv2si_0): Ditto.
21094 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
21095 (zero_extended_scalar_load_operand splitters): Ditto.
21096 (vec_extract splitters): Ditto.
21097 (*vec_extractv4si_0_zext): Ditto.
21098 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
21099 and lowpart_subreg.
21100 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
21101 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
21102 (*sse4_1_extractps): Use lowpart_subreg.
21103 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
21105 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21107 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
21109 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
21110 Mention Solaris 11 packaging changes.
21111 Update gas and gld requirements.
21112 Remove reference to pre-Solaris 10 bug.
21113 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
21115 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
21118 2016-04-17 Jan Hubicka <jh@suse.cz>
21120 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
21121 max_loop_iterations_int.
21123 2016-04-18 Richard Biener <rguenther@suse.de>
21125 PR tree-optimization/43434
21126 * tree-ssa-structalias.c (struct vls_data): New.
21127 (visit_loadstore): Handle all pointer-based accesses.
21128 (compute_dependence_clique): Compute a bitmap of restrict tags
21129 assigned bases and pass it to visit_loadstore.
21131 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
21134 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
21135 armv8.1-a and armv8.1-a+crc.
21137 2016-04-18 Richard Biener <rguenther@suse.de>
21139 PR tree-optimization/70701
21140 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
21141 references after translating through a memcpy.
21143 2016-04-18 Richard Biener <rguenther@suse.de>
21145 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
21146 (compute_antic): ... here. For partial antic use regular
21147 postorder and scrap iteration.
21148 (compute_partial_antic_aux): Remove unused return value.
21149 (init_pre): Do not allocate postorder.
21150 (fini_pre): Do not free postorder.
21152 2016-04-18 Richard Biener <rguenther@suse.de>
21154 PR middle-end/37870
21155 * expmed.c (extract_bit_field_1): Remove broken case
21156 using a wider MODE_INT mode.
21158 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
21160 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
21161 unless compiling with at least GCC-4.8.
21163 2016-04-17 Jan Hubicka <jh@suse.cz>
21166 * graphite.c (graphite_finalize): Update call to
21167 tree_estimate_probability.
21168 * predict.h (tree_estimate_probability): Update prototype.
21170 2016-04-17 Jan Hubicka <jh@suse.cz>
21172 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
21173 (tree_estimate_probability): Likewise.
21174 (pass_profile::execute): Update.
21175 (report_predictor_hitrates): New function.
21176 * profile.c (compute_branch_probabilities): Use it.
21177 * predict.h (report_predictor_hitrates): Declare.
21179 2016-04-17 Jan Hubicka <jh@suse.cz>
21182 * cgraph.h (cgraph_node::set_const_flag,
21183 cgraph_node::set_pure_flag): Update prototype to return bool;
21185 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
21186 of interposable symbol are interposable, too.
21187 (cgraph_set_const_flag_1): Rename to ...
21188 (set_const_flag_1): ... this one; change to self recursive function
21189 instead of call_for_symbol_thunks_and_aliases. Handle correctly
21190 clearnig the flag in all variants and also virtual thunks of const
21191 functions are pure; track if any change was done.
21192 (cgraph_node::set_const_flag): Update.
21193 (struct set_pure_flag_info): New struct.
21194 (cgraph_set_pure_flag_1): Rename to ...
21195 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
21196 rather than pointer encoded flags; track if any changes was done;
21197 handle correctly clearning flag and setting flag of aliases already
21199 (cgraph_node::set_pure_flag): Update.
21200 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
21202 2016-04-17 Tom de Vries <tom@codesourcery.com>
21205 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
21206 backslash in label.
21208 2016-04-17 Tom de Vries <tom@codesourcery.com>
21210 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
21211 '{}<> ' as escape-for-record.
21213 2016-04-17 Tom de Vries <tom@codesourcery.com>
21215 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
21218 2016-04-17 Tom de Vries <tom@codesourcery.com>
21221 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
21222 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
21223 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
21224 * passes.c (finish_optimization_passes): Only call
21225 finish_graph_dump_file if dfi->graph_dump_initialized.
21226 (execute_function_dump, pass_init_dump_file): Use
21227 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
21229 2016-04-17 Tom de Vries <tom@codesourcery.com>
21231 PR tree-optimization/70256
21232 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
21233 (debug_varmap): New function.
21235 2016-04-17 Tom de Vries <tom@codesourcery.com>
21238 * passes.c (pass_manager::register_pass): Propagate pflags.
21240 2016-04-17 Tom de Vries <tom@codesourcery.com>
21243 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
21244 * passes.c (pass_manager::pass_manager): Declare and init p_start in
21245 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
21246 check if it's equal to p_start.
21247 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
21249 2016-04-15 Jan Hubicka <jh@suse.cz>
21252 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
21253 function does not bind to current def.
21254 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
21255 handle conservatively calls to functions that does not need to bind
21257 (check_call): Update call of worse_state.
21258 (ignore_edge_for_nothrow): Update.
21259 (ignore_edge_for_pure_const): Likewise.
21260 (propagate_pure_const): Update calls to worse_state.
21261 (skip_function_for_local_pure_const): Reformat comments.
21263 2016-04-15 Jan Hubicka <jh@suse.cz>
21266 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
21267 (cgraph_node::function_symbol): Likewise.
21268 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
21269 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
21270 (symtab_node::ultimate_alias_target): Add REF parameter.
21271 (symtab_node::binds_to_current_def_p): Declare.
21272 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
21273 (cgraph_node::function_symbol): Likewise.
21274 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
21275 (cgraph_node::get_availability): Likewise.
21276 (cgraph_edge::binds_to_current_def_p): New inline function.
21277 (varpool_node::get_availability): Add REF parameter.
21278 (varpool_node::ultimate_alias_target): Likewise.
21279 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
21280 (symtab_node::binds_to_current_def_p): Likewise.
21281 * varpool.c (varpool_node::get_availability): Likewise.
21283 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
21286 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
21287 Fix mode size check.
21289 2016-04-15 Jakub Jelinek <jakub@redhat.com>
21291 * BASE-VER: Set to 7.0.0.
21293 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
21295 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
21297 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21299 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
21300 architecture revisions.
21302 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
21304 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
21305 * config/i386/i386.c (ix86_using_red_zone): No longer static.
21306 * config/i386/i386.md (stack decrement to push peepholes): Guard
21307 with !x86_using_red_zone ().
21309 2016-04-15 Jakub Jelinek <jakub@redhat.com>
21312 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
21313 to dump_generic_node.
21314 (NIY): Pass also flags to do_niy.
21316 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
21318 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
21319 (simd_clone_vector_of_formal_parm_types)
21320 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
21321 (simd_clone_mangle, simd_clone_create)
21322 (simd_clone_adjust_return_type, create_tmp_simd_array)
21323 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
21324 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
21325 (ipa_simd_modify_function_body, simd_clone_linear_addend)
21326 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
21327 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
21328 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
21329 * omp-simd-clone.c: ... this new file.
21330 (simd_clone_vector_of_formal_parm_types): Make it static.
21331 * Makefile.in (OBJS): Add omp-simd-clone.o.
21333 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
21336 * config/i386/sse.md: Use proper memory operand modifiers.
21339 2016-04-15 Richard Biener <rguenther@suse.de>
21340 Alan Modra <amodra@gmail.com>
21342 PR tree-optimization/70130
21343 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
21344 when alignment stays not the same and no not use the realign
21347 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
21350 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21351 direct move handlers for KFmode. Change TFmode handlers test from
21352 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
21354 2016-04-14 Jakub Jelinek <jakub@redhat.com>
21357 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
21358 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
21359 (inlined_polymorphic_ctor_dtor_block_p): Use it.
21360 * tree-ssa-live.c (remove_unused_scope_block_p): When
21361 in_ctor_dtor_block, avoid discarding not just BLOCKs with
21362 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
21363 block_ultimate_origin is FUNCTION_DECL.
21364 (remove_unused_locals): If current_function_decl is
21365 polymorphic_ctor_dtor_p, pass initial true to
21366 remove_unused_scope_block_p' is_ctor_dtor_block.
21368 2016-04-14 Martin Sebor <msebor@redhat.com>
21373 * doc/extend.texi (Variable Length): Revert.
21375 2016-04-14 Marek Polacek <polacek@redhat.com>
21376 Jan Hubicka <hubicka@ucw.cz>
21379 * tree.c (verify_type): Disable the canonical type of main variant
21382 2016-04-14 Jason Merrill <jason@redhat.com>
21384 * cfgexpand.c, expr.c: Revert previous change.
21386 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
21388 PR middle-end/70643
21389 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
21390 when building a mem ref for the incoming reduction variable.
21392 2016-04-14 Richard Biener <rguenther@suse.de>
21394 PR tree-optimization/70614
21395 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
21396 loop if the evolution dropped to chrec_dont_know.
21397 (interpret_condition_phi): Likewise.
21399 2016-04-14 Richard Biener <rguenther@suse.de>
21401 PR tree-optimization/70623
21402 * tree-ssa-pre.c (changed_blocks): Make global ...
21403 (compute_antic): ... local here. Move and fix worklist
21404 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
21405 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
21406 worklist handling, dump when ANTIC_IN changed.
21407 (compute_partial_antic_aux): Remove worklist handling.
21408 (init_pre): Do not compute post dominators. Add a comment about
21409 the CFG order chosen.
21410 (fini_pre): Do not free post dominators.
21412 2016-04-13 Martin Sebor <msebor@redhat.com>
21417 * doc/extend.texi (Variable Length): Document C++ specifics.
21419 2016-04-13 Jakub Jelinek <jakub@redhat.com>
21422 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
21423 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
21424 eh edges have been purged.
21427 * tree-sra.c (create_access_replacement,
21428 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
21430 * tree-pretty-print.c (dump_fancy_name): New function.
21431 (dump_decl_name, dump_generic_node): Use it.
21433 2016-04-13 Jason Merrill <jason@redhat.com>
21435 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
21436 * expr.c (expand_expr_real_1): Likewise.
21438 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
21440 * config/i386/i386.md (kunpckhi): Swap operands.
21441 (kunpcksi): Likewise.
21442 (kunpckdi): Likewise.
21443 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
21444 (vec_pack_trunc_<mode>): Likewise.
21446 2016-04-13 Jakub Jelinek <jakub@redhat.com>
21449 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
21451 PR middle-end/70633
21452 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
21453 gimplification turns some element into non-constant.
21456 * rtl.h (convert_memory_address_addr_space_1): New prototype.
21457 * explow.c (convert_memory_address_addr_space_1): No longer static,
21458 add NO_EMIT argument and don't call convert_modes if true, pass
21459 it down recursively, remove break after return.
21460 (convert_memory_address_addr_space): Adjust caller.
21461 * simplify-rtx.c (simplify_unary_operation_1): Call
21462 convert_memory_address_addr_space_1 instead of convert_memory_address,
21463 if it returns NULL, don't simplify.
21465 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
21468 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
21470 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21472 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21473 Bump the upper SIMDLEN limits, so that if the return type or
21474 characteristic type if the return type is void can be passed in
21475 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
21478 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21481 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
21482 Do not use "=" constraint on an input constraint.
21483 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
21484 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
21485 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
21486 generates (neg (abs ...)) instead of (abs ...).
21488 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21490 PR rtl-optimization/70596
21491 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
21492 just invalidate LRA data and reset them. Adjust dump wording.
21494 2016-04-12 Martin Liska <mliska@suse.cz>
21497 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21499 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
21501 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
21502 max_loop_iterations_int.
21503 (tree_unswitch_outer_loop): Likewise.
21504 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
21505 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
21507 2016-04-12 Tom de Vries <tom@codesourcery.com>
21509 PR tree-optimization/68756
21510 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
21511 instead of new_name.
21513 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21515 PR tree-optimization/70602
21516 * tree-sra.c (generate_subtree_copies): Don't write anything into
21517 constant pool decls.
21519 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
21520 regardless whether there are depend clauses or not.
21522 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21525 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
21526 target attribute and pragma from changing the -mfloat128
21527 and -mfloat128-hardware options.
21529 * doc/extend.texi (Additional Floating Types): Document PowerPC
21530 __float128 restrictions.
21532 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21535 * config/aarch64/driver-aarch64.c
21536 (aarch64_get_extension_string_for_isa_flags): New.
21537 (arch_extension): Rename to...
21538 (aarch64_arch_extension): ...This.
21539 (ext_to_feat_string): Rename to...
21540 (aarch64_extensions): ...This.
21541 (aarch64_core_data): Keep track of architecture extension flags.
21542 (cpu_data): Rename to...
21543 (aarch64_cpu_data): ...This.
21544 (aarch64_arch_driver_info): Keep track of architecture extension
21546 (get_arch_name_from_id): Rename to...
21547 (get_arch_from_id): ...This, change return type.
21548 (host_detect_local_cpu): Update and reformat for renames, handle
21549 extensions through common infrastructure.
21551 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21554 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
21555 track of a canonical flag name.
21556 (all_extensions): Likewise.
21557 (arch_to_arch_name): Also track extension flags enabled by the arch.
21558 (all_architectures): Likewise.
21559 (aarch64_parse_extension): Move to here.
21560 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
21562 (aarch64_rewrite_selected_cpu): Update for above change.
21563 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
21564 are handled, such that the single explicit value enabled by an
21565 extension is kept seperate from the implicit values it also enables.
21566 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
21568 (aarch64_parse_extension): New.
21569 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
21570 here to config/aarch64/aarch64-protos.h.
21571 (aarch64_parse_extension): Move from here to
21572 common/config/aarch64/aarch64-common.c.
21573 (aarch64_option_print): Update.
21574 (aarch64_declare_function_name): Likewise.
21575 (aarch64_start_file): Likewise.
21576 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
21577 the canonical flag for extensions.
21578 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
21581 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21583 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
21586 2016-04-09 Tom de Vries <tom@codesourcery.com>
21588 PR tree-optimization/68953
21589 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
21590 first to last subscript.
21592 2016-04-09 Jakub Jelinek <jakub@redhat.com>
21594 PR tree-optimization/70586
21595 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
21598 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
21602 PR tree-optimization/70373
21603 PR middle-end/70533
21604 PR middle-end/70534
21605 PR middle-end/70535
21606 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
21607 clauses for acc parallel reductions as necessary. Error on those
21609 * omp-low.c (scan_sharing_clauses): Don't install variables which
21610 are used in acc parallel reductions.
21611 (lower_rec_input_clauses): Remove dead code.
21612 (lower_oacc_reductions): Add support for reference reductions.
21613 (lower_reduction_clauses): Remove dead code.
21614 (lower_omp_target): Don't remap variables appearing in acc parallel
21616 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
21618 2016-04-08 Jakub Jelinek <jakub@redhat.com>
21620 PR middle-end/70593
21621 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
21622 with multiple SSA_NAME defs, force the outputs other than first
21623 to be live before calling live_track_process_def on each output.
21625 PR rtl-optimization/70574
21626 * fwprop.c (forward_propagate_and_simplify): Don't add
21627 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
21628 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
21629 paradoxical subregs within *loc.
21631 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
21633 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
21634 -ftree-parallelize-loops={0,1}.
21635 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
21636 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
21637 * config/ia64/hpux.h (LIB_SPEC): Likewise.
21638 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
21639 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
21641 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
21644 * asan.c (instrument_derefs): If we get unknown location, extract it
21645 with EXPR_LOCATION.
21646 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
21648 2016-04-08 Tom de Vries <tom@codesourcery.com>
21650 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
21651 implicit firstprivate clause.
21653 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21656 * config/arm/thumb2.md (tst + branch-> lsls + branch
21657 peephole below *orsi_not_shiftsi_si): Require that condition
21658 register is dead after the peephole.
21659 (second peephole after the above): Likewise.
21661 2016-04-08 Alan Modra <amodra@gmail.com>
21664 * builtins.c (fold_builtin_classify): For IBM extended precision,
21665 look at just the high-order double to test for NaN.
21666 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
21667 test just the high double for Inf but both doubles for subnormal
21670 2016-04-07 Jakub Jelinek <jakub@redhat.com>
21672 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
21673 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
21674 node->simdclone->mask_mode != VOIDmode masks.
21675 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
21676 earlier, use it instead of node->simdclone.
21677 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21678 Set clonei->mask_mode.
21680 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21683 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
21684 Pass it through to cp_parser_already_scoped_statement.
21685 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
21686 it through to cp_parser_statement.
21687 (cp_parser_statement): Pass IF_P through to
21688 cp_parser_iteration_statement.
21689 (cp_parser_pragma): Adjust call to
21690 cp_parser_iteration_statement.
21692 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21695 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
21696 resolve a future -Wparentheses warning.
21697 * omp-low.c (scan_sharing_clauses): Likewise.
21698 * tree-parloops.c (eliminate_local_variables): Likewise.
21700 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
21702 PR rtl-optimization/70398
21703 * lra-constraints.c (process_address_1): Check zero scale and code
21704 for reloading with zero scale.
21706 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
21708 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
21709 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
21711 2016-04-06 Jakub Jelinek <jakub@redhat.com>
21713 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21714 Add support for AVX512F clones, include them by default for
21715 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
21716 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
21719 PR middle-end/70550
21720 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
21721 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
21722 firstprivate clauses.
21723 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
21724 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
21725 (lower_omp_target): Set TREE_NO_WARNING for
21726 non-addressable possibly uninitialized vars which are copied into
21727 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
21729 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
21731 * config/pa/predicates.md (integer_store_memory_operand): Accept
21732 REG+D operands with a large offset when reload_in_progress is true.
21733 (floating_point_store_memory_operand): Likewise.
21735 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21738 * match.pd (nested int casts): Limit to GIMPLE.
21740 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
21743 * ipa-devirt.c (maybe_record_node): Fix comment; use
21744 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
21746 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21748 PR rtl-optimization/70542
21749 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
21750 if there are any uses other than insn or debug insns.
21752 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
21753 Jakub Jelinek <jakub@redhat.com>
21755 PR tree-optimization/70509
21756 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
21757 Shift HOST_WIDE_INT_1U instead of 1.
21759 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
21761 PR tree-optimization/70509
21762 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
21763 of the vector base type for index.
21765 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
21768 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
21770 2016-04-05 Richard Biener <rguenther@suse.de>
21772 PR tree-optimization/70526
21773 * tree-sra.c (build_ref_for_offset): Use prev_base to
21774 extract the alias pointer type.
21776 2016-04-05 Richard Biener <rguenther@suse.de>
21778 * dse.c (struct store_info): Remove alias_set member.
21779 (struct read_info_type): Likewise.
21780 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
21781 spill_deleted, clear_alias_set_lookup): Remove.
21782 (get_group_info): Remove dead base == NULL_RTX case.
21783 (dse_step0): Remove initialization of removed variables.
21784 (delete_dead_store_insn): Reomve alias set dumping.
21785 (free_read_records): Remove alias_set handling.
21786 (canon_address): Remove alias_set_out parameter.
21787 (record_store): Remove spill_alias_set, it's always zero.
21788 (check_mem_read_rtx): Likewise.
21789 (dse_step2): Rename from ...
21790 (dse_step2_nospill): ... this. Adjust.
21791 (scan_stores): Rename from ...
21792 (scan_stores_nospill): ... this.
21793 (scan_reads): Rename from ...
21794 (scan_reads_nospill): ... this.
21795 (scan_stores_spill, scan_reads_spill): Remove.
21796 (dse_step3_scan): Remove for_spills argument which is always false.
21797 (dse_step3): Likewise.
21798 (dse_step5): Rename from ...
21799 (dse_step5_nospill): ... this. Remove alias_set handling.
21800 (rest_of_handle_dse): Adjust.
21802 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21805 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
21806 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
21807 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
21808 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
21810 2016-04-05 Richard Biener <rguenther@suse.de>
21812 PR middle-end/70499
21813 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
21814 non-register type temporaries into SSA.
21816 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
21819 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
21820 calls when sanitizing.
21821 (possible_polymorphic_call_target_p): Fix formatting.
21823 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21824 Jakub Jelinek <jakub@redhat.com>
21826 PR middle-end/70457
21827 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
21828 to ensure a call statement is compatible with a built-in's
21830 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
21833 2016-04-04 Richard Biener <rguenther@suse.de>
21835 PR rtl-optimization/70484
21836 * rtl.h (canon_output_dependence): Declare.
21837 * alias.c (canon_output_dependence): New function.
21838 * dse.c (record_store): Use canon_output_dependence rather
21839 than canon_true_dependence.
21841 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21844 * cgraph.h (symtab_node::copy_visibility_from): New function.
21845 * symtab.c (symtab_node::copy_visibility_from): New function.
21846 * ipa-visibility.c (optimize_weakref): New function.
21847 (function_and_variable_visibility): Use it.
21849 2016-04-04 Martin Liska <mliska@suse.cz>
21852 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
21853 value that is really in range handled by SBR instruction.
21854 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
21855 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
21856 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
21858 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
21862 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
21863 set, but not for SP_REG operands.
21865 2016-04-02 Martin Sebor <msebor@redhat.com>
21868 * fold-const.c (maybe_nonzero_address): New function.
21869 (fold_comparison): Call it. Fold equality and relational
21870 expressions involving null pointers.
21871 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
21873 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
21875 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
21876 the "Y" constraint (scalar FP 0.0 immediate).
21878 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
21879 Add the "const_double" to the list of operand constraints.
21881 2016-04-01 Jakub Jelinek <jakub@redhat.com>
21883 PR rtl-optimization/70467
21884 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
21885 If low word of the last operand is 0, just emit addition/subtraction
21888 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21891 * config/s390/s390.c (s390_expand_insv): Check for everything
21892 constant instead of just VOIDmode stuff.
21894 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21897 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
21899 2016-04-01 Nathan Sidwell <nathan@acm.org>
21901 * tree.def (TRY_CATCH_EXPR): Correct documentation.
21903 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
21905 PR rtl-optimization/70461
21906 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
21909 2016-03-31 Martin Liska <mliska@suse.cz>
21912 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
21913 a tree value or an immediate integer value to a buffer
21914 that is eventually copied to a BRIG section.
21915 (emit_immediate_operand): Call the function here.
21916 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
21917 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
21918 of class' fields that are removed.
21919 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
21920 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
21921 m_brig_repr_size fields.
21923 2016-03-31 Martin Liska <mliska@suse.cz>
21926 * hsa-gen.c (hsa_function_representation::update_dominance): New
21928 (convert_addr_to_flat_segment): Likewise.
21929 (gen_hsa_memory_set): New alignment argument.
21930 (gen_hsa_ctor_assignment): Likewise.
21931 (gen_hsa_insns_for_single_assignment): Provide alignment
21932 to gen_hsa_ctor_assignment.
21933 (gen_hsa_insns_for_direct_call): Add new argument.
21934 (expand_lhs_of_string_op): New function.
21935 (expand_string_operation_builtin): Likewise.
21936 (expand_memory_copy): New function.
21937 (expand_memory_set): New function.
21938 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
21939 (convert_switch_statements): Change signature.
21940 (generate_hsa): Use a return value of the function.
21941 (pass_gen_hsail::execute): Do not call
21942 convert_switch_statements here.
21943 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
21944 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
21945 (hsa_function_representation::update_dominance): New function.
21947 2016-03-31 Martin Liska <mliska@suse.cz>
21950 * hsa-brig.c (emit_directive_variable): Emit alignment
21951 according to hsa_symbol::m_align.
21952 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
21953 (dump_hsa_symbol): Dump alignment of HSA symbols.
21954 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
21955 (gen_hsa_addr_with_align): New function.
21956 (hsa_bitmemref_alignment): Use newly added function.
21957 (gen_hsa_insns_for_load): Likewise.
21958 (gen_hsa_insns_for_store): Likewise.
21959 (gen_hsa_memory_copy): New argument added.
21960 (gen_hsa_insns_for_single_assignment): Respect
21961 alignment for assignments processed via gen_hsa_memory_copy.
21962 (gen_hsa_insns_for_direct_call): Likewise.
21963 (gen_hsa_insns_for_return): Likewise.
21964 (gen_function_def_parameters): Set default alignment.
21965 * hsa.c (hsa_object_alignment): New function.
21966 (hsa_byte_alignment): Pasted function.
21967 * hsa.h (hsa_symbol::m_align): New field.
21969 2016-03-31 Bin Cheng <bin.cheng@arm.com>
21971 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
21972 scratch field for goto case.
21974 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
21976 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
21978 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
21981 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
21982 (scalar_chain::convert_insn): Call convert_op for reg
21983 moves to handle undefined registers.
21985 2016-03-31 Nathan Sidwell <nathan@acm.org>
21988 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
21989 Assert we don't want to move backwards.
21991 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
21994 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
21996 2016-03-31 Jakub Jelinek <jakub@redhat.com>
21998 PR rtl-optimization/70460
21999 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
22000 with operand from REG_LABEL_OPERAND, instead substitute
22001 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
22002 Don't do anything for REG_NON_LOCAL_GOTO jumps.
22004 2016-03-31 Martin Liska <mliska@suse.cz>
22006 * passes.c (execute_one_pass): Do not call
22007 todo_after for a discarded function.
22009 2016-03-31 Bin Cheng <bin.cheng@arm.com>
22011 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
22012 (no_cost, infinite_cost): Initialize the new field.
22013 (get_computation_cost_at): Record setup cost.
22014 (determine_use_iv_cost_address): Skip cost computation for sub
22015 uses if we can estimate it without losing accuracy.
22017 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
22019 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
22021 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22022 max_loop_iterations_int.
22023 (tree_unswitch_outer_loop): Likewise.
22024 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
22025 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
22027 2016-03-30 Richard Biener <rguenther@suse.de>
22029 PR middle-end/70450
22030 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
22032 2016-03-30 Jakub Jelinek <jakub@redhat.com>
22035 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
22036 in gen_blendm expander.
22038 2016-03-30 Nick Clifton <nickc@redhat.com>
22041 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
22042 case where we are already provided with an SImode SUBREG.
22044 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
22047 * config/i386/i386.c (ix86_expand_epilogue): Properly check
22048 conflict between DRAP register and __builtin_eh_return.
22050 2016-03-30 Michael Matz <matz@suse.de>
22051 Richard Biener <rguenther@suse.de>
22054 * ipa-polymorphic-call.c (struct type_change_info): Change
22055 speculative to an unsigned allowing to limit the work we do.
22056 (csftc_abort_walking_p): New inline function..
22057 (check_stmt_for_type_change): Limit the number of may-defs
22058 skipped for speculative devirtualization to
22059 max-speculative-devirt-maydefs.
22060 * params.def (max-speculative-devirt-maydefs): New param.
22061 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
22063 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
22066 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
22069 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
22071 PR tree-optimization/59124
22072 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
22073 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
22075 2016-03-29 Jeff Law <law@redhat.com>
22077 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
22079 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22081 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
22084 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
22086 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
22087 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
22088 gcrt0.o if linking dynamically.
22090 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22093 * ipa-devirt.c (methods_equal_p): New function.
22094 (compare_virtual_tables): Use it.
22095 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
22096 * cgraphclones.c (clone_function_name_1): Use
22097 symbol_table::symbol_suffix_separator.
22098 * coverage.c (build_var): Likewise.
22099 * symtab.c (symbol_table::symbol_suffix_separator): New.
22101 2016-03-29 Jakub Jelinek <jakub@redhat.com>
22103 PR rtl-optimization/70429
22104 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
22105 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
22106 mode != result_mode.
22109 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
22111 PR tree-optimization/70405
22112 * ssa-iterators.h (num_imm_uses): Add missing braces.
22114 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
22116 PR rtl-optimization/68695
22117 * ira-color.c (allocno_copy_cost_saving): New.
22118 (improve_allocation): Use it.
22120 2016-03-29 Richard Henderson <rth@redhat.com>
22122 PR middle-end/70355
22123 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
22125 2016-03-29 Richard Biener <rguenther@suse.de>
22127 PR middle-end/70424
22128 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
22129 use alignment returned by get_pointer_alignment_1 if it is
22130 bigger than BITS_PER_UNIT.
22131 * builtins.c (get_pointer_alignment_1): Do not return true
22132 for alignment extracted from SSA info.
22134 2016-03-28 James Bowman <james.bowman@ftdichip.com>
22136 * config/ft32/ft32.opt (mnodiv): New.
22137 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
22138 * doc/invoke.texi (FT32 Options -mnodiv): New.
22140 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
22143 * config/i386/i386.md (define_split, andn): Fix modes.
22145 2016-03-26 Richard Biener <rguenther@suse.de>
22146 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22149 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
22151 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
22152 as 2nd argument to cl_optimization_restore().
22154 2016-03-25 Richard Henderson <rth@redhat.com>
22157 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
22158 * config/aarch64/aarch64-protos.h: Declare it.
22159 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
22161 2016-03-25 Alan Modra <amodra@gmail.com>
22164 * config/rs6000/constraints.md (j): Simplify.
22165 * config/rs6000/predicates.md (easy_fp_constant): Exclude
22167 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
22168 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
22169 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
22170 in all constraint alternatives.
22171 (movtd_64bit_nodm): Delete "j" constraint alternative.
22173 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
22175 * tree-ssa-propagate.c: Enhance docs for
22176 SSA_PROP_NOT_INTERESTING.
22178 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
22180 * doc/extend.texi: Fix typo in documentation to pure attribute.
22182 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
22185 * config/pa/pa.md (bswapdi2): Use a scratch register.
22187 2016-03-24 Richard Henderson <rth@redhat.com>
22189 PR middle-end/69845
22190 * fold-const.c (extract_muldiv_1): Correct test for multiplication
22193 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
22195 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
22196 using ix86_expand_binary_operator instead of gen_andsi3.
22198 2016-03-24 Richard Biener <rguenther@suse.de>
22200 PR tree-optimization/70396
22201 * tree-vect-stmts.c (vectorizable_comparison): Use
22202 get_vectype_for_scalar_type.
22204 2016-03-24 Richard Biener <rguenther@suse.de>
22206 PR middle-end/70370
22207 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
22208 with register bases.
22210 2016-03-24 Richard Biener <rguenther@suse.de>
22212 PR tree-optimization/70372
22213 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
22214 build_all_ones_cst to also handle vector types correctly.
22216 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22219 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
22222 2016-03-23 Marek Polacek <polacek@redhat.com>
22225 * doc/invoke.texi: Document -Wignored-attributes.
22227 2016-03-23 Bin Cheng <bin.cheng@arm.com>
22229 PR tree-optimization/69042
22230 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
22231 parameter from 30 to 40.
22233 2016-03-23 Bin Cheng <bin.cheng@arm.com>
22235 PR tree-optimization/69042
22236 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
22237 for use with constant offset stripped in base.
22239 2016-03-23 Richard Biener <rguenther@suse.de>
22241 PR middle-end/70251
22242 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
22243 mode compatibility check.
22244 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22246 2016-03-23 Jeff Law <law@redhat.com>
22248 PR tree-optimization/64058
22249 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
22251 (struct ssa_conflicts): Move up earlier in the file.
22252 (conflicts_, var_map_): New static variables.
22253 (initialize_conflict_count): New function to initialize the
22254 CONFLICT_COUNT field for each conflict pair.
22255 (compare_pairs): Lazily initialize the conflict count and use it
22256 as the first tie-breaker.
22257 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
22258 and wipe conflicts_ and map_ around the call to qsort. Remove
22259 special case for 2 coalesce pairs.
22260 * bitmap.c (bitmap_count_unique_bits): New function.
22261 (bitmap_count_bits_in_word): New function, extracted from
22263 (bitmap_count_bits): Use bitmap_count_bits_in_word.
22264 * bitmap.h (bitmap_count_unique_bits): Declare it.
22266 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
22269 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
22270 transparent alias chain for decl assembler name.
22271 * config/sol2.c (solaris_assemble_visibility): Likewise.
22273 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22275 * config/arm/arm1020e.md (1020call_op): Reduce reservation
22277 (v10_fdivs): Likewise.
22278 (v10_fdivd): Likewise.
22280 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22283 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
22284 to not call fclose twice on file.
22286 2016-03-23 Jakub Jelinek <jakub@redhat.com>
22288 PR tree-optimization/70354
22289 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
22290 oprnd0 is wider than oprnd1 and there is a cast from the wider
22291 type to oprnd1, mask it with the mask of the narrower type.
22294 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
22295 Optimize TARGET_STV splitters, if high or low word of last argument
22298 2016-03-22 Jeff Law <law@redhat.com>
22301 tree-ssa-threadbackward.c
22302 (fsm_find_control_statement_thread_paths): Correctly distinguish
22303 between old style jump threads vs FSM jump threads.
22305 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
22308 * config/i386/i386.c (scalar_chain::convert_op): Support
22309 uninitialized register usage case.
22311 2016-03-22 Richard Biener <rguenther@suse.de>
22313 PR middle-end/70251
22314 * genmatch.c (gen_transform): Adjust last parameter to a three-state
22316 (capture::gen_transform): ... to change behavior when substituting
22317 a condition into cond or not-cond expr context.
22318 (dt_simplify::gen_1): Adjust.
22319 * gimple-match-head.c: Include gimplify.h for unshare_expr.
22320 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
22321 last change and instead change to
22322 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
22323 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22325 2016-03-22 Anthony Green <green@moxielogic.com>
22327 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
22328 issue for moxiebox targets.
22329 (CC1PLUS_SPEC): Ditto.
22331 2016-03-22 Richard Biener <rguenther@suse.de>
22333 PR middle-end/70333
22334 * fold-const.c (extract_muldiv_1): Properly perform multiplication
22337 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
22339 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
22341 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
22344 * config/i386/i386.c (def_builtin): Handle
22345 OPTION_MASK_ISA_AVX512VL to be and-ed with other
22347 (const struct builtin_description bdesc_special_args[]):
22348 Remove duplicate ISA bits.
22350 2016-03-22 Jakub Jelinek <jakub@redhat.com>
22353 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
22354 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
22355 in a way that works also for AVX512BW.
22358 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
22359 instead of source if operands[1] is xmm16 and above and
22360 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
22361 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
22364 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
22365 on assign if (*from_p) is a comparison, set it to
22366 TREE_NO_WARNING (*from_p).
22368 2016-03-21 Jakub Jelinek <jakub@redhat.com>
22370 PR middle-end/70326
22371 * lra.c (restore_scratches): Ignore deleted insns.
22373 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
22374 Jakub Jelinek <jakub@redhat.com>
22376 PR tree-optimization/70317
22377 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
22380 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
22383 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
22384 of ix86_expand_move.
22386 (movti): Use general_operand for operand 1 predicate.
22388 2016-03-21 Martin Liska <mliska@suse.cz>
22390 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
22392 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
22394 2016-03-21 Martin Liska <mliska@suse.cz>
22397 * ipa-icf.c (sem_function::parse): Skip static
22398 constructors and destructors.
22400 2016-03-21 Jakub Jelinek <jakub@redhat.com>
22403 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
22404 function-like macro, peek following token(s) if it is followed
22405 by CPP_OPEN_PAREN token with optional padding in between, and
22406 if not, don't treat it like a macro.
22408 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
22409 Alexander Monakov <amonakov@ispras.ru>
22411 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
22412 for the stabs debug format.
22414 2016-03-21 Richard Biener <rguenther@suse.de>
22416 PR tree-optimization/70310
22417 * tree-vect-generic.c (expand_vector_condition): Fold the built
22420 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
22423 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
22424 Block third alternative for AVX-512VL target,
22426 2016-03-21 Martin Liska <mliska@suse.cz>
22429 * hsa-brig.c (emit_function_directives): Mark unemitted
22430 global variables for emission.
22431 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
22432 (get_symbol_for_decl): Likewise.
22433 * hsa.h (struct hsa_symbol): New flag.
22435 2016-03-21 Richard Biener <rguenther@suse.de>
22437 PR tree-optimization/70288
22438 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
22439 we do not estimate unsimplified all-constant conditionals or
22440 switches as optimized away.
22442 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
22444 PR rtl-optimization/69102
22445 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
22446 when we have a readonly dependency context.
22448 2016-03-18 Jeff Law <law@redhat.com>
22450 PR rtl-optimization/70263
22451 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
22452 (update_equiv_regs): When trying to move a store to after the insn
22453 that sets the source of the store, make sure the store occurs after
22454 the insn that sets the source of the store. When successful note
22455 the REG_EQUIV note created in the dump file.
22457 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
22458 Bernd Schmidt <bschmidt@redhat.com>
22460 * doc/extend.texi: Document more potential problems with basic asms.
22462 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
22464 PR rtl-optimization/70278
22465 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
22468 2016-03-18 Jason Merrill <jason@redhat.com>
22470 * calls.c (load_register_parameters): Fix zero size sibcall logic.
22472 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
22474 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
22475 values to 128b regs.
22477 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
22479 PR tree-optimization/70252
22480 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
22481 boolean vector has a proper number of elements.
22482 (supportable_narrowing_operation): Likewise.
22484 2016-03-18 Tom de Vries <tom@codesourcery.com>
22487 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
22489 2016-03-18 Jakub Jelinek <jakub@redhat.com>
22491 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
22492 instead of replace_rtx for DEBUG_INSNs.
22494 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22496 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
22497 load type reservations.
22499 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
22502 * config/pa/constraints.md: Revert 2015-02-13 change. Use
22503 define_constraint for "Q" and "T" constraints.
22505 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
22507 Tweak the pipeline model for Exynos M1
22509 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
22512 2016-03-17 David Malcolm <dmalcolm@redhat.com>
22515 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
22516 where one or both locations aren't within a line_map.
22518 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
22521 * opts.c (finish_options): Don't set flag_pie to the default if
22522 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
22525 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
22527 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
22528 true as ALL_REGS argument to replace_rtx.
22530 2016-03-17 Richard Biener <rguenther@suse.de>
22533 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
22536 2016-03-17 Jakub Jelinek <jakub@redhat.com>
22539 * rtl.h (replace_rtx): Add ALL_REGS argument.
22540 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
22541 equality and assert mode is the same, instead of just rtx pointer
22543 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
22544 true as ALL_REGS argument to replace_rtx.
22546 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
22548 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
22549 for boolean vector with vector mode only.
22550 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22552 2016-03-17 Nick Clifton <nickc@redhat.com>
22555 * config/rx/rx.c (rx_print_integer): Print negative constants in
22558 2016-03-17 Jakub Jelinek <jakub@redhat.com>
22561 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
22563 2016-03-16 Richard Henderson <rth@redhat.com>
22564 Richard Biener <rguenth@suse.de>
22566 PR middle-end/70240
22567 PR middle-end/68215
22569 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
22570 first operand as is_gimple_condexpr.
22572 PR middle-end/70240
22573 PR middle-end/68215
22575 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
22576 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
22577 Do not gimplify the result.
22578 (do_unop): Adjust call to tree_vec_extract.
22579 (do_binop): Likewise.
22580 (do_compare): Likewise.
22581 (do_plus_minus): Likewise.
22582 (do_negate): Likewise.
22583 (expand_vector_condition): Likewise.
22584 (do_cond): Likewise.
22586 2016-03-16 Richard Henderson <rth@redhat.com>
22589 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
22590 (aarch64_classify_address): Use it.
22591 (aarch64_legitimize_address): Force all subexpressions of PLUS
22592 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
22594 2016-03-16 Jakub Jelinek <jakub@redhat.com>
22595 Richard Biener <rguenth@suse.de>
22598 * rtlanal.c (replace_rtx): For REG, if from is a REG,
22599 return to even if only REGNO is equal, and assert
22602 2016-03-11 Jeff Law <law@redhat.com>
22604 PR rtl-optimization/70224
22605 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
22607 2016-03-16 Richard Henderson <rth@redhat.com>
22609 PR middle-end/70199
22610 * function.h (struct function): Add has_forced_label_in_static.
22611 * gimplify.c (force_labels_r): Set it.
22612 * lto-streamer-in.c (input_struct_function_base): Read it.
22613 * lto-streamer-out.c (output_struct_function_base): Write it.
22614 * tree-inline.c (has_label_address_in_static_1): Remove.
22615 (copy_forbidden): Remove fndecl parameter; test
22616 has_forced_label_in_static.
22617 (inline_forbidden_p): Update call to copy_forbidden.
22618 (tree_versionable_function_p): Likewise.
22619 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
22620 (chkp_versioning): Likewise.
22621 * tree-inline.h (copy_forbidden): Update decl.
22623 2016-03-16 Marek Polacek <polacek@redhat.com>
22626 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
22627 function being thunked if the result type doesn't have fixed size.
22628 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
22629 doesn't have fixed size.
22631 2016-03-16 Bin Cheng <bin.cheng@arm.com>
22633 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
22634 reporting malformed loop nest.
22636 2016-03-16 Tom de Vries <tom@codesourcery.com>
22639 * ipa-devirt.c (possible_polymorphic_call_targets): Move
22640 nodes.length () == 1 test to before first nodes[0] access.
22642 2016-03-16 Tom de Vries <tom@codesourcery.com>
22644 PR tree-optimization/68715
22645 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
22646 single_pred_p test.
22648 2016-03-16 Tom de Vries <tom@codesourcery.com>
22650 PR tree-optimization/68809
22651 * graphite-scop-detection.c (same_close_phi_node): Test if result types
22654 2016-03-16 Carlos O'Donell <carlos@redhat.com>
22655 Sandra Loosemore <sandra@codesourcery.com>
22657 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
22658 on leaf attribute. Mention ELF interposition problems.
22660 2016-03-16 Alan Modra <amodra@gmail.com>
22662 PR rtl-optimization/69195
22663 PR rtl-optimization/47992
22664 * ira.c (indirect_jump_optimize): Ignore artificial defs.
22667 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
22670 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
22672 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22674 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
22676 2016-03-15 Jakub Jelinek <jakub@redhat.com>
22678 PR rtl-optimization/70222
22679 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
22680 optimization if mode is different from result_mode, queue up masking
22681 of the result in outer_op. Formatting fix.
22683 PR middle-end/70239
22684 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
22687 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22689 PR rtl-optimization/69032
22690 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
22691 looping backwards over basic block insns.
22693 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22696 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
22697 to non-speculative when propagating trap bits.
22699 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22701 PR rtl-optimization/63384
22702 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
22703 DEBUG_INSN_P insns.
22705 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22708 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
22709 factored out from ...
22710 (sched_analyze_insn): ... here.
22711 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
22712 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
22713 get_implicit_reg_pending_clobbers in it.
22714 (setup_id_reg_sets): Use setup_id_implicit_regs.
22715 (deps_init_id): Ditto.
22717 2016-03-15 Tom de Vries <tom@codesourcery.com>
22720 * cgraph.c (cgraph_node::get_body): Save, reset and restore
22722 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
22723 execute_function_dump.
22724 (execute_one_pass): Don't dump function if it will be dumped after ipa
22727 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
22729 * genrecog.c (match_pattern_2): If pred is NULL don't call
22730 safe_predicate_mode on it.
22732 2016-03-14 Jakub Jelinek <jakub@redhat.com>
22734 PR middle-end/70219
22735 * lra-constraints.c (delete_move_and_clobber): Change assertion
22736 to also allow dregno == 0.
22738 2016-03-14 Richard Henderson <rth@redhat.com>
22741 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
22742 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
22743 (reassociate_bb): Use optimize_vec_cond_expr; avoid
22744 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
22747 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
22750 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
22752 (lra_create_live_ranges_1): initialize hard register biggest_mode to
22754 * lra-constraints.c (split_reg): For hard regs, try to find the
22755 biggest single-register mode used in the function.
22757 2016-03-14 Richard Biener <rguenther@suse.de>
22759 PR tree-optimization/56365
22760 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
22761 constants to compare against.
22763 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
22766 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
22767 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
22768 (define_split for the GPR case): Use int_reg_operand instead of
22769 gpc_reg_operand for the output.
22771 2016-03-14 Tom de Vries <tom@codesourcery.com>
22773 PR tree-optimization/70045
22774 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
22775 create_empty_if_region_on_edge argument.
22777 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
22779 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
22780 (STACK_CHECK_PROTECT): Likewise.
22781 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
22782 (STACK_CHECK_PROTECT): Likewise.
22783 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
22784 (STACK_CHECK_PROTECT): Likewise.
22785 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
22786 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
22787 (STACK_CHECK_PROTECT): Likewise.
22789 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
22791 PR rtl-optimization/69307
22792 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
22793 registers in modes that span more than one register.
22795 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
22798 * lra-constraints.c (delete_move_and_clobber): New.
22799 (remove_inheritance_pseudos): Use it.
22801 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
22804 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
22805 the libcall is LCT_THROW.
22806 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
22807 for the checking routine.
22809 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22812 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
22813 optimization if we have direct move.
22814 (roundu32<mode>2_fprs): Likewise.
22816 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
22819 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
22821 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
22822 Arguments swapped. All callers changed. Take reg_renumber into
22823 account, and Calculate and compare register ranges for hard regs.
22825 2016-03-11 Jeff Law <law@redhat.com>
22827 PR tree-optimization/70190
22828 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22829 Handle cases where we can not extract the taken edge, even though we
22830 found a constant value.
22832 PR tree-optimization/64058
22833 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
22834 (num_coalesce_pairs): Move up earlier in file.
22835 (find_coalesce_pair): Initialize the INDEX field for each pair
22837 (compare_pairs): No longer sort on the elements in each pair.
22838 Instead break ties with the index of the coalesce pair.
22840 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22843 * config/aarch64/aarch64-protos.h
22844 (aarch64_save_restore_target_globals): New prototype.
22845 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
22846 Call the above when popping pragma.
22847 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
22849 (aarch64_set_current_function): Rewrite using the above.
22851 2016-03-11 Jakub Jelinek <jakub@redhat.com>
22853 PR tree-optimization/70177
22854 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
22855 (extract_ops_from_tree): ... this. In the 2 argument
22856 overload remove _1 suffix.
22857 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
22858 (extract_ops_from_tree): ... this.
22859 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
22861 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
22862 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
22863 extract_ops_from_tree instead of 2 operand one.
22865 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
22867 PR tree-optimization/70013
22868 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
22869 for constant-pool entries.
22871 2016-03-11 Jakub Jelinek <jakub@redhat.com>
22873 PR rtl-optimization/70174
22874 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
22875 followed by gen_lowpart on force_reg instead of just gen_lowpart.
22877 PR tree-optimization/70169
22878 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
22879 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
22882 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
22883 Jakub Jelinek <jakub@redhat.com>
22886 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
22887 of uninitialized values.
22889 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22891 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
22893 ("*trunctddd2"): New pattern definition.
22894 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
22897 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22899 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
22900 definitions for BFP and DFP rounding modes.
22901 ("fixuns_truncdddi2", "fixuns_trunctddi2")
22902 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
22903 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
22904 ("fix_trunctf<mode>2"): Use the new constants instead of magic
22907 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22909 * config/s390/constraints.md: Adjust comment.
22910 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
22911 s390_decompose_addrstyle_without_index.
22912 * config/s390/predicates.md (shift_count_or_setmem_operand):
22913 Rename to setmem_operand.
22914 * config/s390/s390-protos.h
22915 (s390_decompose_shift_count): Rename to
22916 s390_decompose_addrstyle_without_index.
22917 * config/s390/s390.c (s390_decompose_shift_count)
22918 (s390_mem_constraint, print_shift_count_operand)
22919 (print_operand_address, print_operand): Rename
22920 s390_decompose_shift_count to
22921 s390_decompose_addrstyle_without_index and rename
22922 print_shift_count_operand to print_addrstyle_operand troughout the
22924 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
22925 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
22926 Rename shift_count_or_setmem_operand to setmem_operand.
22927 * config/s390/vx-builtins.md ("vec_insert<mode>")
22928 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
22931 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22934 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
22935 Handle overlapping retval and newval.
22937 2016-03-10 Nick Clifton <nickc@redhat.com>
22940 * config/aarch64/aarch64.c
22941 (aarch64_override_options_after_change_1): When forcing
22942 flag_omit_frame_pointer to be true, use a special value that can
22943 be detected if this function is called again, thus preventing
22944 flag_omit_leaf_frame_pointer from being forced to be false.
22946 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22948 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
22949 Set x_flag_omit_leaf_frame_pointer when handling
22950 -momit-leaf-frame-pointer.
22952 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22955 * cgraph.c (cgraph_node::dump): Dump split_part and
22956 indirect_call_target.
22957 * cgraph.h (cgraph_node): Add indirect_call_target flag.
22958 * ipa.c (has_addr_references_p): Cleanup.
22959 (is_indirect_call_target_p): New.
22960 (walk_polymorphic_call_targets): Do not mark virtuals that may be
22961 called indirectly as local.
22962 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
22964 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22967 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22968 on cxa_pure_virtual.
22970 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22973 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
22975 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22978 * tree.c (need_assembler_name_p): Only record main variant type names.
22980 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
22983 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
22984 Always define to 0 or 1.
22985 (TARGET_FIX_ERR_A53_843419): New macro.
22986 * config/aarch64/aarch64-elf-raw.h
22987 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
22988 * config/aarch64/aarch64-linux.h: Likewise.
22989 * config/aarch64/aarch64.c
22990 (aarch64_override_options_after_change_1): Do not default
22991 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
22993 (aarch64_attributes): Handle fix-cortex-a53-843419.
22994 (aarch64_can_inline_p): Likewise.
22995 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
22997 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
22998 Jakub Jelinek <jakub@redhat.com>
23000 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
23001 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
23002 DECL_COMMONS if flag_unconstrained_commons is set.
23003 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23004 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
23005 (funconstrained-commons): Document.
23007 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
23009 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
23010 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
23012 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
23014 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
23015 has a proper number of elements.
23017 2016-03-10 Alan Modra <amodra@gmail.com>
23019 PR rtl-optimization/69195
23020 PR rtl-optimization/47992
23021 * ira.c (recorded_label_ref): Delete.
23022 (update_equiv_regs): Return void.
23023 (indirect_jump_optimize): New function.
23024 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
23025 before regstat_compute_ri. Don't rebuild_jump_labels here.
23026 Delete update_regstat.
23028 2016-03-10 Richard Biener <rguenther@suse.de>
23030 PR tree-optimization/70128
23031 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23032 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
23034 2016-03-09 Jakub Jelinek <jakub@redhat.com>
23036 PR tree-optimization/70152
23037 * tree-sra.c (replace_removed_params_ssa_names): Copy over
23038 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
23041 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
23042 instead of gen_sse2_loadlpd.
23043 * config/i386/sse.md (*vec_concatv2df): Rename to...
23044 (vec_concatv2df): ... this.
23046 PR tree-optimization/70127
23047 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
23049 2016-03-09 David Malcolm <dmalcolm@redhat.com>
23053 * diagnostic-show-locus.c (compatible_locations_p): New function.
23054 (layout::layout): Sanitize ranges using compatible_locations_p.
23056 2016-03-09 David Malcolm <dmalcolm@redhat.com>
23060 * diagnostic-show-locus.c (layout_range::layout_range): Replace
23061 location_range param with three const expanded_locations * and a
23063 (layout::layout): Replace call to
23064 rich_location::lazily_expand_location with get_expanded_location.
23065 Extract the range and perform location expansion here, passing
23066 the results to the layout_range ctor.
23067 * diagnostic.c (source_range::debug): Delete.
23068 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
23069 of rich_location::get_expanded_location.
23070 * gcc-rich-location.c (get_range_for_expr): Delete.
23071 (gcc_rich_location::add_expr): Reimplement to avoid the
23072 rich_location::add_range overload that took a location_range,
23073 passing a location_t instead.
23075 2016-03-09 Richard Biener <rguenther@suse.de>
23076 Jakub Jelinek <jakub@redhat.com>
23078 PR tree-optimization/70138
23079 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23080 Also skip vect_double_reduction_def.
23082 2016-03-09 Jakub Jelinek <jakub@redhat.com>
23085 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
23086 if the operand is "m".
23088 2016-03-09 Nathan Sidwell <nathan@acm.org>
23090 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
23092 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23094 * config/i386/i386.c (processor_target_table): Fix cost table
23095 intialization order for znver1.
23097 2016-03-08 Jakub Jelinek <jakub@redhat.com>
23099 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
23100 - becuase -> because.
23101 * ipa-reference.c (ignore_module_statics): Likewise.
23102 * cgraph.c (cgraph_node::get_body): Likewise.
23103 * ipa-inline.c (early_inliner): Likewise.
23104 * ipa-devirt.c (types_same_for_odr): Likewise.
23105 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
23106 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
23108 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23110 * tree-ssa-math-opts.c: Fix typo in comment.
23112 2016-03-08 Jakub Jelinek <jakub@redhat.com>
23115 * config/i386/i386.c (scalar_chain::make_vector_copies,
23116 scalar_chain::convert_reg): Call end_sequence in between
23117 get_insns and emit_conversion_insns rather than after both
23120 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
23123 * config/i386/i386.h (machine_function): Add
23124 pc_thunk_call_expanded flag.
23125 (ix86_pc_thunk_call_expanded): New define.
23126 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
23127 (*set_got): Rename insn pattern from set_got.
23128 (*set_got_labelled): Rename inst pattern from set_got_labelled.
23129 * config/i386/i386.c (ix86_compute_frame_layout): Use
23130 ix86_pc_thunk_call_expanded to prevent red-zone.
23132 2016-03-07 Martin Jambor <mjambor@suse.cz>
23134 * hsa.h (hsa_get_ctor_statements): Declare.
23135 (hsa_get_dtor_statements): Likewise.
23136 (hsa_get_kernel_dispatch_type): Likewise.
23137 * hsa.c (hsa_get_ctor_statements): New function.
23138 (hsa_get_dtor_statements): Likewise.
23139 (hsa_get_kernel_dispatch_type): Likewise.
23140 * hsa-brig.c (hsa_cdtor_statements): Removed.
23141 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
23142 hsa_get_dtor_statements.
23143 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
23144 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
23146 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
23148 * config/arm/arm-cores.def (cortex-r8): New.
23149 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
23150 * config/arm/arm-tune.md: Likewise.
23151 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
23153 2016-03-07 Martin Sebor <msebor@redhat.com>
23155 PR rtl-optimization/19705
23156 * doc/invoke.texi (Options That Control Optimization): Clarify
23157 -fno-branch-count-reg.
23159 2016-02-26 Richard Biener <rguenther@suse.de>
23160 Jeff Law <law@redhat.com>
23162 PR tree-optimization/69740
23163 * cfghooks.c (remove_edge): Request loop fixups if we delete
23164 an edge that might turn an irreducible loop into a natural
23166 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
23167 Move after definition of loops_state_clear.
23169 2016-03-07 Bin Cheng <bin.cheng@arm.com>
23171 PR rtl-optimization/69052
23172 * rtlanal.c (commutative_operand_precedence): Set higher precedence
23175 2016-03-07 Tom de Vries <tom@codesourcery.com>
23177 PR tree-optimization/70116
23178 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
23179 is_tm_ending stmts and ubsan/asan internal functions.
23180 (find_duplicate): Use it. Don't test is_tm_ending here.
23182 2016-03-07 Richard Biener <rguenther@suse.de>
23184 PR tree-optimization/70115
23185 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
23186 (propagate_constants_for_unrolling): Use replace_uses_by.
23188 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
23190 PR middle-end/69916
23191 * omp-low.c (struct oacc_loop): Add ifns.
23192 (new_oacc_loop_raw): Initialize it.
23193 (finish_oacc_loop): Clear mask & flags if no ifns.
23194 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
23195 (oacc_loop_xform_loop): Add ifns arg & adjust.
23196 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
23198 2016-03-07 Richard Henderson <rth@redhat.com>
23201 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
23202 (insert_value_copy_on_edge): Likewise.
23204 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23206 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
23208 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23211 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
23213 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
23215 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
23217 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
23219 Fix sseimul type attribute.
23220 * config/i386/znver1.md
23221 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
23222 znver1_sseimul_avx256_load) : Fix the type attribute.
23223 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
23224 pipe usage and latency.
23226 2016-03-05 Jakub Jelinek <jakub@redhat.com>
23229 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
23230 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
23233 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
23236 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
23238 PR rtl-optimization/69941
23239 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
23240 the reg share its mode.
23242 2016-03-04 Jeff Law <law@redhat.com>
23244 PR tree-optimization/69196
23245 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23246 If the both SSA_NAMEs are anonymous, then consider them unassociated
23247 and include the PHI in the statement count.
23249 2016-03-05 Tom de Vries <tom@codesourcery.com>
23251 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
23252 construct in oacc routine. Check for oacc region in oacc routine.
23254 2016-03-04 Jakub Jelinek <jakub@redhat.com>
23257 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
23258 2016-02-22 changes, instead don't recurse if RECUR is already true.
23259 Don't change *dynamic_check if RECUR. Adjust recursive caller
23260 to pass true to the new argument.
23261 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
23264 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23265 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
23267 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
23269 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
23271 PR rtl-optimization/57676
23272 * lra-assigns.c (lra_assign): Guard test for maximum iterations
23273 with flag_checking.
23275 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
23277 * tree-vect-patterns.c (search_type_for_mask): Handle
23278 comparison of booleans.
23280 2016-03-04 Jakub Jelinek <jakub@redhat.com>
23282 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
23286 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
23287 all other ops that have dw_val_class_die_ref operands,
23288 and DW_OP_GNU_entry_value.
23290 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23292 PR rtl-optimization/69904
23293 * config/arm/arm.c (arm_cannot_copy_insn_p):
23294 Return true for load-exclusive instructions.
23296 2016-03-03 Jakub Jelinek <jakub@redhat.com>
23299 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
23300 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
23301 the pattern no matter if it is used just by non-pattern, pattern
23303 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
23304 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
23305 oprnd1 def_stmt is in pattern, don't look through it.
23307 2016-03-03 Marek Polacek <polacek@redhat.com>
23309 PR middle-end/70050
23310 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
23312 2016-03-03 Martin Liska <mliska@suse.cz>
23314 PR tree-optimization/70043
23315 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
23316 previous statement if we see a debug statement.
23318 2016-03-03 Richard Biener <rguenther@suse.de>
23320 PR tree-optimization/55936
23321 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
23322 parameter and guard unsafe equivalence use.
23323 (vrp_evaluate_conditional_warnv_with_ops): Always use
23324 safe equivalences but not via the quadratic compare_names
23327 2016-03-03 Michael Collison <michael.collison@linaro.org>
23330 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
23331 for operand 1 to s_register_operand. Change predicate for operand
23332 2 to arm_not_immediate_operand.
23334 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
23336 * doc/tm.texi: Regenerated.
23338 2016-03-02 Richard Henderson <rth@redhat.com>
23341 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
23342 simplification when all args are positive non-fixed registers.
23344 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23346 * target.def (lra_p): Specify that new ports should use LRA.
23348 2016-03-02 Jakub Jelinek <jakub@redhat.com>
23351 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
23352 gimplify_type_sizes the type they refer to.
23353 (omp_notice_variable): Handle reference vars to VLAs.
23354 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
23355 reference to VLA decls in the second pass instead of first pass.
23357 2016-03-02 Tom de Vries <tom@codesourcery.com>
23359 PR tree-optimization/68659
23360 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
23361 new_expr == NULL_TREE.
23362 (get_new_name): Handle ADDR_EXPR.
23364 2016-03-02 Bin Cheng <bin.cheng@arm.com>
23366 PR rtl-optimization/69052
23367 * loop-invariant.c (canonicalize_address): New function.
23368 (inv_can_prop_to_addr_use): Check validity of address expression
23369 which is canonicalized by above function.
23371 2016-03-02 Alan Modra <amodra@gmail.com>
23374 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
23377 2016-03-02 Jakub Jelinek <jakub@redhat.com>
23380 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
23381 (*movhi_internal): Put mask moves from and to memory separately
23382 from moves from/to GPRs.
23384 2016-03-02 Richard Biener <rguenther@suse.de>
23386 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
23387 GENERIC expressions in GIMPLE.
23389 2016-03-02 Richard Biener <rguenther@suse.de>
23391 * config/i386/i386.c (type_natural_mode): Fix typo.
23393 2016-03-02 Nick Clifton <nickc@redhat.com>
23395 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
23397 2016-03-02 Richard Biener <rguenther@suse.de>
23398 Uros Bizjak <ubizjak@gmail.com>
23401 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
23403 2016-03-02 Richard Biener <rguenther@suse.de>
23405 PR middle-end/67278
23406 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
23408 2016-03-02 Marek Polacek <polacek@redhat.com>
23411 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
23412 "is promoted to" warning.
23414 2016-03-01 DJ Delorie <dj@redhat.com>
23416 * config.gcc: Deprecate mep-*.
23418 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
23420 PR middle-end/70025
23421 * lra-constraints.c (regno_val_use_in): New.
23422 (match_reload): Use it instead of regno_use_in.
23424 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
23426 PR rtl-optimization/70007
23427 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
23428 references present in REG_EQUAL notes attached to non-SET patterns.
23430 2016-03-01 Jeff Law <law@redhat.com>
23432 PR tree-optimization/69196
23433 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23434 Appropriately clamp the number of statements to copy when the
23435 thread path does not traverse a loop backedge.
23437 PR tree-optimization/69196
23438 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23439 Do count some PHIs in the thread path against the insn count. Decrease
23440 final statement count by one as the control statement in the last
23441 block will get removed. Remove special cased code for handling PHIs
23444 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
23447 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
23448 asm dialect alternatives to explicit GOTPCREL calls.
23450 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
23453 * ira.c (do_reload): Issue warning for generic stack checking here...
23454 * reload1.c (reload): ...instead of here and streamline it.
23456 2016-03-01 Nick Clifton <nickc@redhat.com>
23458 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
23460 2016-03-01 Richard Biener <rguenther@suse.de>
23462 PR tree-optimization/69983
23463 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
23464 types and fall back to operand_equal_p.
23466 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23469 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23471 * config/s390/constraints.md ("jm8"): New constraint.
23472 * config/s390/predicates.md ("const_int_8bitset_operand"): New
23474 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
23476 ("*setmem_long<setmem_and>"): New pattern.
23477 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
23479 ("*setmem_long_31z<setmem_and>"): New pattern.
23480 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
23481 New substitution rules with the required attributes.
23484 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23487 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23489 * gensupport.c (process_substs_on_one_elem): Split loop to
23490 complete mark_operands_used_in_match_dup on all expressions in the
23492 (adjust_operands_numbers): Inline into process_substs_on_one_elem
23493 and remove function.
23495 2016-03-01 Richard Biener <rguenther@suse.de>
23497 PR middle-end/70022
23498 * fold-const.c (fold_indirect_ref_1): Fix range checking for
23499 vector BIT_FIELD_REF extract.
23501 2016-03-01 Richard Biener <rguenther@suse.de>
23503 PR tree-optimization/69994
23504 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
23506 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
23508 PR tree-optimization/69956
23509 * tree-vect-stmts.c (supportable_widening_operation): Support
23510 multi-step conversion of boolean vectors.
23511 (supportable_narrowing_operation): Likewise.
23513 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23515 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
23518 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23520 * config/s390/subst.md (DSI_VI): New mode iterator.
23521 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
23522 * config/s390/vector.md ("vec_set<mode>"): Move expander before
23523 the insn definition.
23524 ("*vec_set<mode>"): Change predicate and add alternative to
23525 support only either register or const_int operands as element
23527 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
23529 ("vec_extract<mode>"): New expander.
23530 ("*vec_extract<mode>"): New insn definition supporting reg and
23531 const_int element selectors.
23532 ("*vec_extract<mode>_plus"): New insn definition supporting
23533 reg+const_int element selectors.
23534 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
23535 following expander+insn definition.
23536 ("<vec_shifts_name><mode>3"): New expander.
23537 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
23539 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23541 * config/s390/s390.md ("*tabort_1"): Change predicate to
23542 nonmemory_operand. Add a second alternative to cover
23543 register as well as const int operands.
23544 ("*tabort_1_plus"): New pattern definition.
23546 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23548 * config/s390/s390.md ("*ashrdi3_cc_31")
23549 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
23550 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
23551 Merge insn definitions into ...
23552 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
23553 New pattern definition.
23554 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
23555 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
23556 ("*ashr<mode>3_and"): Merge insn definitions into ...
23557 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
23558 New pattern definition.
23559 * config/s390/subst.md ("addr_style_op_cc_subst")
23560 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
23561 substitutions patterns plus attributes.
23562 Add ashiftrt to SUBST iterator.
23564 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23566 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
23567 op2 to nonmemory_operand.
23568 ("*<shift>di3_31", "*<shift>di3_31_and"):
23569 Merge into single pattern definition ...
23570 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
23571 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
23572 pattern definition ...
23573 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
23574 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
23577 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23579 * config/s390/predicates.md (const_int_6bitset_operand): New
23581 * config/s390/s390.md: Include subst.md.
23582 ("rotl<mode>3"): New expander.
23583 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
23585 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
23586 * config/s390/subst.md: New file.
23588 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23590 * config/s390/s390.md ("op_type", "atype", "length" attributes):
23591 Remove RRR type. It doesn't really exist.
23592 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
23594 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
23595 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
23596 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
23597 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
23598 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
23599 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
23600 `enabled' attribute.
23602 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23604 * gensupport.c (process_substs_on_one_elem): Split loop to
23605 complete mark_operands_used_in_match_dup on all expressions in the
23607 (adjust_operands_numbers): Inline into process_substs_on_one_elem
23608 and remove function.
23610 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
23613 * config/sparc/sparc.c (NWORDS_UP): Rename to...
23614 (CEIL_NWORDS): ...this. Use CEIL macro.
23615 (compute_fp_layout): Adjust to above renaming.
23616 (function_arg_union_value): Likewise.
23617 (sparc_arg_partial_bytes): Likewise.
23618 (sparc_function_arg_advance): Likewise.
23620 2016-02-29 Jeff Law <law@redhat.com>
23622 PR tree-optimization/70005
23623 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
23624 where an object with a boolean range is compared against a value
23627 PR tree-optimization/69999
23628 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
23629 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
23632 2016-02-29 Richard Biener <rguenther@suse.de>
23634 PR tree-optimization/69994
23635 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
23636 (get_unary_op): Look through nop conversions.
23637 (ops_equal_values_p): New function, look for equality diregarding
23639 (eliminate_plus_minus_pair): Use ops_equal_values_p
23640 (repropagate_negates): Do not use get_unary_op here.
23642 2016-02-29 Martin Liska <mliska@suse.cz>
23644 * system.h: Poison ENABLE_CHECKING macro.
23646 2016-02-29 Martin Liska <mliska@suse.cz>
23648 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
23649 is presented in dump flags.
23650 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
23651 (hsa_regalloc): Likewise.
23653 2016-02-19 Richard Biener <rguenther@suse.de>
23655 PR tree-optimization/69980
23656 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
23657 permutation of those we need to keep.
23659 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
23662 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
23663 (NWORDS_UP): ...this
23664 (init_cumulative_args): Minor tweaks.
23665 (sparc_promote_function_mode): Likewise.
23666 (scan_record_type): Delete.
23667 (traverse_record_type): New function template.
23668 (classify_data_t): New structure type.
23669 (classify_registers): New inline function.
23670 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
23671 exhausted. Instantiate traverse_record_type on classify_registers and
23672 deal with the case of a structure passed in slot #15 with no FP field
23674 (assign_data_t): New structure type.
23675 (compute_int_layout): New static function.
23676 (compute_fp_layout): Likewise.
23677 (count_registers): New inline function.
23678 (assign_int_registers): New static function.
23679 (assign_fp_registers): Likewise.
23680 (assign_registers): New inline function.
23681 (function_arg_record_value_1): Delete.
23682 (function_arg_record_value_2): Likewise.
23683 (function_arg_record_value_3): Likewise.
23684 (function_arg_record_value): Adjust to above changes. Instantiate
23685 traverse_record_type on count_registers to first count the number of
23686 registers to be used and then on assign_registers to assign them.
23687 (function_arg_union_value): Adjust to above renaming.
23688 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
23689 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
23690 case of a structure passed in slot #15
23691 (sparc_function_arg_advance): Likewise.
23692 (function_arg_padding): Minor tweak.
23694 2016-02-29 Richard Biener <rguenther@suse.de>
23696 PR tree-optimization/69720
23697 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
23698 the adjustment_def path for possibly vectorized defs.
23699 (vect_create_epilog_for_reduction): Handle vectorized initial
23702 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
23704 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
23706 2016-02-27 Jeff Law <law@redhat.com>
23709 2016-02-26 Richard Biener <rguenther@suse.de>
23710 Jeff Law <law@redhat.com>
23712 PR tree-optimization/69740
23713 * cfghooks.c (remove_edge): Request loop fixups if we delete
23714 an edge that might turn an irreducible loop into a natural
23717 2016-02-27 Jakub Jelinek <jakub@redhat.com>
23719 PR rtl-optimization/69896
23720 * tree-vect-generic.c (get_compute_type): Avoid single element
23723 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
23725 Rename the AArch64 tuning option and related functions to enable the
23726 Newton series for the reciprocal square root to reflect its
23727 approximative characteristic.
23729 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
23730 function to "aarch64_emit_approx_rsqrt".
23731 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
23732 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
23733 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
23734 (xgene1_tunings): Likewise.
23735 (use_rsqrt_p): Likewise.
23736 (aarch64_emit_swrsqrt): Use new function name.
23737 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
23738 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
23739 text explaining this option.
23740 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
23742 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23745 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
23746 complain about -mallow-movmisalign without -mvsx if
23747 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
23749 2016-02-26 Joel Sherrill <joel@rtems.org>
23751 * config.gcc: Add x86_64-*-rtems*.
23752 * config/i386/rtems-64.h: New file.
23754 2016-02-26 Joel Sherrill <joel@rtems.org>
23756 * config.gcc: Add aarch64-*-rtems*.
23757 * config/aarch64/rtems.h: New file.
23759 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
23762 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
23763 shift amount using %h. Add comment.
23765 2016-02-26 Richard Biener <rguenther@suse.de>
23766 Jeff Law <law@redhat.com>
23768 PR tree-optimization/69740
23769 * cfghooks.c (remove_edge): Request loop fixups if we delete
23770 an edge that might turn an irreducible loop into a natural
23773 2016-02-26 Martin Jambor <mjambor@suse.cz>
23775 PR middle-end/69920
23776 * tree-sra.c (sra_modify_assign): Do not remove loads of
23777 uninitialized aggregates to SSA_NAMEs.
23779 2016-02-26 Richard Henderson <rth@redhat.com>
23782 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
23783 pseudo in case the target rtx matches the source of the left
23786 2016-02-26 Martin Jambor <mjambor@suse.cz>
23789 * hsa.h (hsa_type_packed_p): Declare.
23790 * hsa.c (hsa_type_packed_p): New function.
23791 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
23793 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
23794 * hsa-brig.c (emit_basic_insn): Likewise.
23796 2016-02-26 Martin Jambor <mjambor@suse.cz>
23799 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
23801 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
23803 2016-02-26 Martin Jambor <mjambor@suse.cz>
23805 * hsa.h (is_a_helper): New overload for hsa_op_immed for
23806 hsa_op_with_type operands.
23807 (hsa_unsigned_type_for_type): Declare.
23808 * hsa.c (hsa_unsigned_type_for_type): New function.
23809 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
23810 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
23811 the finalizer. Do not emit extra move.
23813 2016-02-26 Martin Jambor <mjambor@suse.cz>
23815 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
23816 atomic operations in private segment.
23818 2016-02-26 Martin Jambor <mjambor@suse.cz>
23820 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
23821 statements to wi->info. Also disallow omp simd constructs.
23822 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
23823 for not gridifying. Dump special string for omp_for.
23825 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23828 * config/aarch64/aarch64.c (aarch64_set_current_function):
23829 Save/restore target globals when switching to
23830 target_option_default_node.
23832 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23835 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
23836 Return 0 if !SHIFT_COUNT_TRUNCATED.
23838 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23839 Eric Botcazou <ebotcazou@adacore.com>
23841 PR rtl-optimization/69891
23842 * dse.c (scan_insn): If we can't figure out memset arguments
23843 or they are non-constant, call clear_rhs_from_active_local_stores.
23845 2016-02-26 Martin Liska <mliska@suse.cz>
23847 * doc/extend.texi: Mention clog10, clog10f an clog10l
23848 in Builtins section.
23850 2016-02-26 Martin Liska <mliska@suse.cz>
23852 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
23854 (resolve_args_picking_1): Likewise.
23855 * dwarf2out.h (struct GTY): Likewise.
23857 2016-02-26 Martin Liska <mliska@suse.cz>
23859 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
23860 with flag_checking.
23861 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
23863 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
23864 Martin Liska <mliska@suse.cz>
23866 * doc/install.texi: Mention --enable-valgrind-annotations.
23868 2016-02-26 Richard Biener <rguenther@suse.de>
23870 PR tree-optimization/69551
23871 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
23872 looking through aliases adjust DECL_PT_UID to refer to the
23873 ultimate alias target.
23875 2016-02-25 Martin Liska <mliska@suse.cz>
23877 PR middle-end/69919
23878 * alloc-pool.c (after_memory_report): New variable.
23879 * alloc-pool.h (base_pool_allocator ::release): Do not use
23880 the infrastructure if after_memory_report.
23881 * toplev.c (toplev::main): Mark after memory report.
23883 2016-02-25 Richard Biener <rguenther@suse.de>
23885 PR tree-optimization/48795
23886 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
23888 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
23891 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
23892 offloading is enabled and -fopenacc or -fopenmp is specified.
23893 (CRTOFFLOADEND): Likewise.
23894 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
23895 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
23896 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
23897 (offload_objects_file_name): New static var.
23898 (tool_cleanup): Remove offload_objects_file_name file.
23899 (find_offloadbeginend): Replace with ...
23900 (find_crtoffloadtable): ... this.
23901 (run_gcc): Remove offload_argc and offload_argv.
23902 Get offload_objects_file_name from -foffload-objects=... option.
23903 Read names of object files with offload from this file, pass them to
23904 compile_images_for_offload_targets. Don't call find_offloadbeginend and
23905 don't pass offloadbegin and offloadend to the linker. Don't pass
23906 offload non-LTO files to the linker, because now they're not claimed.
23908 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
23911 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
23912 on builtin_unreachable.
23914 2016-02-25 Jakub Jelinek <jakub@redhat.com>
23916 PR rtl-optimization/69896
23917 * regcprop.c: Include cfgrtl.h.
23918 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
23919 than remembered mode, either delete it (if noop_move_p), or
23920 treat like copy_p but not noop_p instruction.
23922 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23925 * dwarf2out.c (gen_variable_die): Work around buggy LTO
23926 - allow NULL decl for Fortran DW_TAG_common_block variables.
23928 2016-02-24 Jason Merrill <jason@redhat.com>
23930 * common.opt (flifetime-dse): Add -flifetime-dse=1.
23932 2016-02-24 Richard Biener <rguenther@suse.de>
23933 Jakub Jelinek <jakub@redhat.com>
23935 PR middle-end/69760
23936 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
23937 conditionally executed ops to well-defined overflow behavior.
23939 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23941 PR middle-end/69915
23942 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
23945 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23947 PR rtl-optimization/69886
23948 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
23949 argument. Use it when checking validity of set instructions.
23950 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
23951 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
23953 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
23954 * store-motion.c (find_moveable_store): Update
23955 can_assign_to_reg_without_clobbers_p callsite.
23957 2016-02-24 Richard Biener <rguenther@suse.de>
23959 PR middle-end/68963
23960 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
23962 (record_nonwrapping_iv): Do not fall back to the low/high bound
23963 for non-constant IV bases if the stmt is not always executed.
23965 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23967 * config/arm/arm-cores.def (cortex-a32): New entry.
23968 * config/arm/arm-tables.opt: Regenerate.
23969 * config/arm/arm-tune.md: Regenerate.
23970 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
23971 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
23972 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
23973 for -mcpu and -mtune.
23975 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23978 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
23979 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
23980 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
23981 (atomic_loaddi_1): Delete.
23982 (atomic_loaddi): Rewrite expander using the above changes.
23984 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23987 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
23990 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23991 Richard Biener <rguenth@suse.de>
23993 PR middle-end/69909
23994 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
23995 set_mem_attributes if tem is SSA_NAME which got expanded
23998 2016-02-24 Richard Biener <rguenther@suse.de>
24000 PR tree-optimization/69907
24001 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
24002 end of permutations for BB vectorization.
24004 2016-02-24 Christian Bruel <christian.bruel@st.com>
24006 * config/arm/arm-c.c (arm_option_override): Initialize
24007 target_option_current_node.
24008 * config/arm/arm.c (arm_pragma_target_parse): Replace
24009 build_target_option_node call by target_option_current_node.
24010 Set target_option_current_node.
24013 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
24016 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
24017 define_insn_and_split to define_insn.
24018 (zero_extendqi<mode>2_dot2): Same.
24019 (extendqi<mode>2_dot): Same.
24020 (extendqi<mode>2_dot2): Same.
24022 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
24024 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
24025 and add bypass for AES{D,E} and AESMC pairs.
24026 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
24029 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
24031 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
24032 series for reciprocal square root in Exynos M1.
24034 2016-02-23 Martin Sebor <msebor@redhat.com>
24037 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
24038 __builtin_alloca_with_align.
24040 2016-02-23 Richard Henderson <rth@redhat.com>
24042 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
24043 (ix86_register_pragmas): Remove __seg_tls.
24044 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
24045 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
24046 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
24047 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
24048 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
24049 * doc/extend.texi (__seg_tls): Remove item.
24051 2016-02-23 Richard Biener <rguenther@suse.de>
24053 * alloc-pool.h (struct allocation_object): Make id member
24054 conditional on CHECKING_P again.
24055 (get_instance): Adjust.
24056 (base_pool_allocator): Likewise.
24058 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
24060 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
24061 (parallelize_loops): In OpenACC kernels mode, set n_threads to
24063 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
24065 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
24067 2016-02-23 Richard Biener <rguenther@suse.de>
24069 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
24070 * bitmap.h (struct bitmap_usage): Likewise.
24071 (bitmap_move): Declare.
24072 * bitmap.c (register_overhead): Take size_t argument.
24073 (bitmap_move): New function.
24074 * df-problems.c (df_rd_transfer_function): Use bitmap_move
24075 to properly account overhead.
24076 * tree.c (free_node): Use tree_size.
24078 2016-02-23 Jakub Jelinek <jakub@redhat.com>
24081 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
24082 when inverting comparison.
24085 * common.opt (Wunreachable-code): Add Warning flag.
24087 2016-02-23 Mark Wielaard <mjw@redhat.com>
24088 Jakub Jelinek <jakub@redhat.com>
24091 * cgraphunit.c (check_global_declaration): Check main_input_filename
24092 and DECL_SOURCE_FILE are not NULL.
24094 2016-02-23 Martin Jambor <mjambor@suse.cz>
24096 PR tree-optimization/69666
24097 * tree-sra.c (sra_modify_assign): Do not attempt to create
24098 default_def replacements for unscalarizable regions.
24100 2016-02-20 Mark Wielaard <mjw@redhat.com>
24103 * cgraphunit.c (check_global_declaration): Check level of
24104 warn_unused_const_variable and main_input_filename.
24105 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
24106 (-Wunused-variable): For C implies -Wunused-const-variable=1.
24107 (-Wunused-const-variable): Explain levels 1 and 2.
24109 2016-02-22 Jakub Jelinek <jakub@redhat.com>
24112 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
24113 identical arguments. Formatting and spelling fixes.
24116 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
24121 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
24122 and m68k-devices.def.
24123 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
24124 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
24126 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
24128 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
24129 and HImode registers.
24131 2016-02-22 Richard Biener <rguenther@suse.de>
24133 PR tree-optimization/69882
24134 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
24135 preserve permutations present because of gaps.
24136 (vect_supported_load_permutation_p): Always continue checking
24137 permutations after vect_attempt_slp_rearrange_stmts.
24139 2016-02-22 Bin Cheng <bin.cheng@arm.com>
24141 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
24142 min_profitable_estimate, rather than min_profitable_iters.
24144 2016-02-22 Jakub Jelinek <jakub@redhat.com>
24147 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
24148 SImode for last match_operand.
24150 2016-02-22 Martin Liska <mliska@suse.cz>
24152 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
24153 return bitsize - 1 as the return value.
24155 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
24159 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
24160 Handle negative shift counts.
24161 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
24162 force_reg on the shift constant.
24163 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
24164 (lshrsi3_d): Handle negative shift counts.
24166 2016-02-22 Richard Biener <rguenther@suse.de>
24167 Tom de Vries <tom@codesourcery.com>
24169 * graph.c: Include dumpfile.h.
24170 (print_graph_cfg): Split into three overloads.
24171 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
24173 2016-02-22 Tom de Vries <tom@codesourcery.com>
24175 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
24178 2016-02-22 Richard Biener <rguenther@suse.de>
24181 * ipa-inline-transform.c (inline_call): When not updating
24182 overall summaries adjust self size by the growth estimate.
24183 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
24184 hash-set, do not update overall summaries here. Renamed from ...
24185 (inline_to_all_callers): ... this which is now wrapping the
24186 above and performing delayed overall summary update.
24187 (early_inline_small_functions): Delay updating of the overall
24190 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
24192 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
24195 2016-02-19 Jakub Jelinek <jakub@redhat.com>
24198 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
24199 :%* in %:gt() argument.
24200 (greater_than_spec_func): Adjust for expecting only numbers,
24201 if there are more than two numbers, compare the last two.
24203 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
24205 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
24206 -Wnarrowing with -std.
24208 2016-02-19 Jakub Jelinek <jakub@redhat.com>
24211 * expr.c (store_field): Don't use bit-field path if exp is
24212 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
24213 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
24214 and the assignment can be performed by bitwise copy. Formatting
24217 PR middle-end/69838
24218 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
24219 call copy_reg_eh_region_note_forward on before and/or after sequences
24220 and remove note from insn if it no longer can throw.
24223 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
24224 if TARGET_AVX512BW.
24226 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24228 * config/s390/vector.md: Add missing commutative operand markers
24229 to the patterns which qualify for one.
24230 * config/s390/vx-builtins.md: Likewise.
24232 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24234 * config/s390/vector.md (VI, VI_QHS): Add single element vector
24235 types to mode iterators.
24236 (vec_double): ... and mode attribute.
24237 * config/s390/vx-builtins.md (non_vec_int): Likewise.
24239 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24241 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
24242 Change the predicate of op2 from nonimmediate to general and let
24243 reload fix it if necessary.
24245 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24247 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
24249 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24251 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
24254 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24256 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
24257 * config/s390/s390.c (s390_expand_vec_movstr): New function.
24258 * config/s390/s390.md ("movstr<P:mode>"): Call
24259 s390_expand_vec_movstr.
24261 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24263 * config/s390/s390.md: Add missing output modifier for operand 1
24264 to print it as address properly.
24266 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24268 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
24269 * config/s390/2964.md: New file.
24270 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
24271 of insn grouping attributes depending on the CPU level.
24272 (s390_get_unit_mask): New function.
24273 (s390_sched_score): Remove the OOO from the scheduling macros.
24274 Add loop to calculate a score for the instruction mix.
24275 (s390_sched_reorder): Likewise plus improve debug output.
24276 (s390_sched_variable_issue): Rename macros as above. Calculate
24277 the unit distances after actually scheduling an insn. Improve
24279 (s390_sched_init): Clear last_scheduled_unit_distance array.
24280 * config/s390/s390.md: Include 2964.md.
24282 2016-02-18 Jakub Jelinek <jakub@redhat.com>
24285 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
24286 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
24287 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
24288 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
24289 *avx512f_<code>v8div16qi2_mask_1): New insns.
24291 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
24294 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
24297 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
24298 earlyclobber from target. Use wF constraint for fused memory
24300 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
24302 2016-02-18 Jakub Jelinek <jakub@redhat.com>
24303 Martin Liska <mliska@suse.cz>
24306 * cfgexpand.c (asan_sanitize_stack_p): New function.
24307 (partition_stack_vars): Use the function.
24308 (expand_stack_vars): Likewise.
24309 (defer_stack_allocation): Likewise.
24310 (expand_used_vars): Likewise.
24312 2016-02-18 Richard Biener <rguenther@suse.de>
24314 PR middle-end/69553
24315 * fold-const.c (operand_equal_p): Properly compare offsets for
24316 IMAGPART_EXPR and ARRAY_REF.
24318 2016-02-18 Nick Clifton <nickc@redhat.com>
24322 * config/arm/arm.c (arm_option_override_internal): Disable
24323 interworking if the target does not support thumb instructions.
24324 (arm_reload_in_hi): Handle the case where a register to register
24325 move needs reloading because there is no simple pattern to handle
24327 (arm_reload_out_hi): Likewise.
24329 2016-02-18 Richard Biener <rguenther@suse.de>
24331 PR middle-end/69854
24332 * match.pd: Don't use fold_binary or fold_unary for folding
24335 2016-02-17 Jakub Jelinek <jakub@redhat.com>
24338 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
24339 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
24340 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
24341 warn on gimple_no_warning_p statements.
24343 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
24345 * doc/extend.texi (C++ Attributes): Correct description of
24346 warn_unused type attribute.
24348 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24350 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
24351 correct instruction.
24353 2016-02-17 Richard Biener <rguenther@suse.de>
24355 PR rtl-optimization/69609
24356 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
24357 (find_traces_1_round): When ending a trace update cached priority
24359 (bb_to_key): Use cached priority when available.
24360 (copy_bb): Initialize cached priority.
24361 (reorder_basic_blocks_software_trace_cache): Likewise.
24363 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24366 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
24368 (aarch64_comparison_operator): Break overly long line into two.
24369 (aarch64_comparison_operation): Likewise.
24370 * config/aarch64/aarch64.md (cstorecc4): Use
24371 aarch64_comparison_operator_mode instead of
24372 aarch64_comparison_operator.
24373 (cstore<mode>4): Likewise.
24374 (aarch64_cstore<mode>): Likewise.
24375 (*cstoresi_insn_uxtw): Likewise.
24376 (cstore<mode>_neg): Likewise.
24377 (*cstoresi_neg_uxtw): Likewise.
24379 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24382 * config/arm/predicates.md (arm_comparison_operator_mode):
24384 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
24385 instead of arm_comparison_operator.
24386 (*mov_negscc): Likewise.
24387 (*mov_notscc): Likewise.
24388 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
24389 (*thumb2_mov_negscc): Likewise.
24390 (*thumb2_mov_negscc_strict_it): Likewise.
24391 (*thumb2_mov_notscc): Likewise.
24392 (*thumb2_mov_notscc_strict_it): Likewise.
24394 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
24396 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
24397 Add missing return.
24399 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
24401 * config/visium/visium.c (machine_libfunc_index): New enum.
24402 (machine_libfuncs): New structure.
24403 (visium_libfuncs): New static variable.
24404 (TARGET_INIT_LIBFUNCS): Define to...
24405 (visium_init_libfuncs): ...this. New function.
24406 (expand_block_move_4): Use the appropriate libfunc.
24407 (expand_block_move_2): Likewise.
24408 (expand_block_move_1): Likewise.
24409 (expand_block_set_4): Likewise.
24410 (expand_block_set_2): Likewise.
24411 (expand_block_set_1): Likewise.
24412 (visium_trampoline_init): Likewise.
24414 2016-02-17 Nick Clifton <nickc@redhat.com>
24416 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
24417 TI's devices.csv file as of March 2016.
24419 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
24422 * opts-global.c (handle_common_deferred_options): Introduce and
24423 initialize two global variables to remember command-line options
24424 specifying a stack-limiting register.
24425 * opts.h: Add extern declarations of the two new global variables.
24426 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
24427 variable based on the values of the two new global variables.
24429 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24432 * common.opt (Wnonnull-compare): New warning.
24433 * doc/invoke.texi (-Wnonnull): Remove text about comparison
24434 of arguments against NULL.
24435 (-Wnonnull-compare): Document.
24436 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
24437 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
24438 * passes.def (pass_warn_nonnull_compare): Add.
24439 * gimple-ssa-nonnull-compare.c: New file.
24441 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24443 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
24444 AARCH64_EXTRA_TUNE_RECIP_SQRT.
24446 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24448 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
24449 reciprocal sqrt for -mlow-precision-recip-sqrt.
24451 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24452 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24454 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
24455 always use lane loads to construct non-constant vectors.
24457 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24459 * config/aarch64/aarch64.md
24460 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
24461 constraints for operand 3.
24462 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
24464 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24465 Richard Biener <rguenther@suse.de>
24467 PR tree-optimization/69820
24468 * tree-vect-patterns.c (type_conversion_p): Return false if
24469 *orig_type is unsigned single precision or boolean.
24470 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
24473 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24475 PR rtl-optimization/69764
24476 PR rtl-optimization/69771
24477 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
24478 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
24480 2016-02-16 Richard Biener <rguenther@suse.de>
24482 PR tree-optimization/69776
24483 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
24485 (indirect_refs_may_alias_p): Likewise.
24486 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
24487 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
24488 according to tbaa_p.
24489 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
24490 (optimize_stmt): For redundant store discovery do not allow tbaa.
24492 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
24494 PR tree-optimization/69714
24495 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
24496 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
24498 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
24500 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
24501 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
24502 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
24503 * config/arc/arc.c (arc_init): Check FPU options.
24504 (get_arc_condition_code): Handle new CC_FPU* modes.
24505 (arc_select_cc_mode): Likewise.
24506 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
24507 register pair only. Allow access for ARCv2 accumulator.
24508 (gen_compare_reg): Whenever we have FPU support use FPU compare
24510 (arc_reorg): Don't generate brcc insns when FPU compare
24511 instructions are involved.
24512 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
24513 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
24514 floating point emulation.
24515 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
24516 (REVERSE_CONDITION): Add new CC_FPU* modes.
24517 (TARGET_FP_SP_BASE): Define.
24518 (TARGET_FP_DP_BASE): Likewise.
24519 (TARGET_FP_SP_FUSED): Likewise.
24520 (TARGET_FP_DP_FUSED): Likewise.
24521 (TARGET_FP_SP_CONV): Likewise.
24522 (TARGET_FP_DP_CONV): Likewise.
24523 (TARGET_FP_SP_SQRT): Likewise.
24524 (TARGET_FP_DP_SQRT): Likewise.
24525 (TARGET_FP_DP_AX): Likewise.
24526 * config/arc/arc.md (ARCV2_ACC): New constant.
24527 (type): New fpu type attribute.
24528 (SDF): Conditional iterator.
24529 (cstore<mode>, cbranch<mode>): Change expand condition.
24530 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
24531 handles FPU/FPX cases as well.
24532 * config/arc/arc.opt (mfpu): New option.
24533 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
24535 (adddf3, muldf3, subdf3): Removed.
24536 * config/arc/predicates.md (proper_comparison_operator): Recognize
24538 * config/arc/fpu.md: New file.
24539 * doc/invoke.texi (ARC Options): Document mfpu option.
24541 2016-02-16 Richard Biener <rguenther@suse.de>
24543 PR rtl-optimization/69291
24544 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
24545 noce_operand_ok check.
24547 2016-02-16 Tom de Vries <tom@codesourcery.com>
24550 * omp-low.c (simd_clone_create): Remove call to
24551 symtab->call_cgraph_insertion_hooks.
24553 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24555 PR tree-optimization/69802
24556 * tree-ssa-reassoc.c (update_range_test): If op is
24557 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
24558 op == 1 test of precision 1 integral op, otherwise handle
24559 that case as op itself. Fix up formatting.
24560 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
24563 2016-02-16 Richard Biener <rguenther@suse.de>
24565 PR tree-optimization/69586
24566 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
24567 types for conversion sources.
24569 2016-02-16 Richard Biener <rguenther@suse.de>
24571 PR middle-end/69801
24572 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
24573 mask OEP_ADDRESS_OF.
24575 2016-02-16 Alan Modra <amodra@gmail.com>
24578 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
24579 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
24580 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
24582 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
24583 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
24584 (p8_fmrgow_<mode>): Likewise.
24585 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
24587 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
24588 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
24589 to use movdi_internal64. Remove op0_di.
24590 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
24592 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
24594 Add support for the FCCMP insn types
24596 * config/aarch64/aarch64.md (fccmp): Change insn type.
24597 (fccmpe): Likewise.
24598 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
24599 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
24600 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
24601 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
24602 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
24603 * config/arm/types.md (fccmps): Add new insn type.
24604 (fccmpd): Likewise.
24606 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
24608 * alias.c (get_alias_set): Fix a typo in comment.
24610 2016-02-15 Richard Biener <rguenther@suse.de>
24612 PR tree-optimization/69595
24613 * match.pd: Complete range test simplification to true.
24615 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
24617 PR rtl-optimization/69648
24618 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
24619 pic_offset_table_rtx.
24621 PR rtl-optimization/69752
24622 * ira.c (update_equiv_regs): When looking for more than a single SET,
24623 also take other side effects into account.
24625 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
24627 * config/s390/s390.c (s390_function_profiler): Add a new sequence
24628 for z900+ CPUs in 31-bit mode.
24630 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
24632 * common/config/s390/s390-common.c (s390_supports_split_stack):
24634 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
24635 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
24636 * config/s390/s390.c (struct machine_function): New field
24637 split_stack_varargs_pointer.
24638 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
24639 in s390_emit_prologue.
24640 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
24642 (morestack_ref): New global.
24643 (SPLIT_STACK_AVAILABLE): New macro.
24644 (s390_expand_split_stack_prologue): New function.
24645 (s390_live_on_entry): New function.
24646 (s390_va_start): Use split-stack vararg pointer if appropriate.
24647 (s390_asm_file_end): Emit the split-stack note sections.
24648 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
24649 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
24650 (UNSPECV_SPLIT_STACK_CALL): New unspec.
24651 (UNSPECV_SPLIT_STACK_DATA): New unspec.
24652 (split_stack_prologue): New expand.
24653 (split_stack_space_check): New expand.
24654 (split_stack_data): New insn.
24655 (split_stack_call): New expand.
24656 (split_stack_call_*): New insn.
24657 (split_stack_cond_call): New expand.
24658 (split_stack_cond_call_*): New insn.
24660 2016-02-15 Richard Biener <rguenther@suse.de>
24662 PR tree-optimization/69783
24663 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24664 Add trivially correct cases.
24666 2016-02-15 Tom de Vries <tom@codesourcery.com>
24669 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
24671 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
24673 2016-02-15 Richard Biener <rguenther@suse.de>
24675 PR tree-optimization/69776
24676 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
24677 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
24678 indicate whether we can use TBAA to disambiguate against stores.
24679 Use alias-set zero if not.
24680 (visit_reference_op_store): Do not use TBAA when looking up
24682 * tree-ssa-pre.c (compute_avail): Use TBAA here.
24683 (eliminate_dom_walker::before_dom_children): But not when looking
24684 up redundant stores.
24686 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
24688 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
24690 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24692 * config/i386/znver1.md
24693 (znver1_pop, znver1_pop_mem,
24694 znver1_load_imov_double_store,
24695 znver1_load_imov_direct_store,
24696 znver1_load_imov_direct_load,
24697 znver1_load_imov_double_load): Add new.
24698 (znver1_insn, znver1_insn_load): Add icmov type.
24699 (znver1_sseavx_fma,
24700 znver1_sseavx_fma_load,
24702 znver1_avx256_fma_load): Fix pipe usage.
24704 2016-02-14 Alan Modra <amodra@gmail.com>
24707 * reload.c (find_reloads_address_1): For pre/post-inc/dec
24708 with an invalid hard reg, reload just the reg not the entire
24709 pre/post-inc/dec address expression.
24711 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24714 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
24715 fixed R1_REG scratch reg.
24716 (sibcall_value_pcrel_fdpic): Likewise.
24718 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24722 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
24724 2016-02-12 Walter Lee <walt@tilera.com>
24726 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
24727 * config/tilegx/t-tilegx: Likewise.
24729 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24732 * diagnostic-show-locus.c (struct line_span): New struct.
24733 (layout::get_first_line): Delete.
24734 (layout::get_last_line): Delete.
24735 (layout::get_num_line_spans): New member function.
24736 (layout::get_line_span): Likewise.
24737 (layout::print_heading_for_line_span_index_p): Likewise.
24738 (layout::get_expanded_location): Likewise.
24739 (layout::calculate_line_spans): Likewise.
24740 (layout::m_first_line): Delete.
24741 (layout::m_last_line): Delete.
24742 (layout::m_line_spans): New field.
24743 (layout::layout): Update comment. Replace m_first_line and
24744 m_last_line with m_line_spans, replacing their initialization
24745 with a call to calculate_line_spans.
24746 (diagnostic_show_locus): When printing source lines and
24747 annotations, rather than looping over a single span
24748 of lines, instead loop over each line_span within
24749 the layout, with an inner loop over the lines within them.
24750 Call the context's start_span callback when changing line spans.
24751 * diagnostic.c (diagnostic_initialize): Initialize start_span.
24752 (diagnostic_build_prefix): Break out the building of the location
24753 part of the string into...
24754 (diagnostic_get_location_text): ...this new function, rewriting
24755 it from nested ternary expressions to a sequence of "if"
24757 (default_diagnostic_start_span_fn): New function.
24758 * diagnostic.h (diagnostic_start_span_fn): New typedef.
24759 (diagnostic_context::start_span): New field.
24760 (default_diagnostic_start_span_fn): New prototype.
24762 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24765 * gcc.c (driver::finalize): Fix cleanup of "specs".
24767 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24771 * gcc.c (driver::driver): Initialize m_option_suggestions.
24772 (driver::~driver): Clean up m_option_suggestions.
24773 (suggest_option): Convert to...
24774 (driver::suggest_option): ...this, and split out into
24775 driver::build_option_suggestions and find_closest_string.
24776 (driver::build_option_suggestions): New function, from
24777 first half of suggest_option. Special-case
24778 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
24779 the sanitizer_opts array. For options of enum types, add the
24780 various enum values to the candidate strings.
24781 (driver::handle_unrecognized_options): Remove "const".
24782 * gcc.h (driver::handle_unrecognized_options): Likewise.
24783 (driver::build_option_suggestions): New decl.
24784 (driver::suggest_option): New decl.
24785 (driver::m_option_suggestions): New field.
24786 * opts-common.c (add_misspelling_candidates): New function.
24787 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
24788 and make non-static.
24789 * opts.h (sanitizer_opts): New array decl.
24790 (add_misspelling_candidates): New function decl.
24791 * spellcheck.c (find_closest_string): New function.
24792 * spellcheck.h (find_closest_string): New function decl.
24794 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24796 PR rtl-optimization/69764
24797 PR rtl-optimization/69771
24798 * optabs.c (expand_binop_directly): For shift_optab_p, force
24799 convert_modes with VOIDmode if xop1 has VOIDmode.
24801 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
24804 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
24805 to correctly determine instrumentation thunks.
24807 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24810 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
24811 type by reference, force lhs on the call.
24814 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
24815 Compute retval and retbnd early in all cases if split_part_return_p
24816 and return_bb is not EXIT. Remove all clobber stmts and reset
24817 all debug stmts that refer to SSA_NAMEs defined in split part,
24818 except if it is retval, in that case replace the old retval with the
24819 lhs of the call to the split part.
24821 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24824 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24826 PR middle-end/66726
24827 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24828 whose result is used in PHI.
24829 (maybe_optimize_range_tests): Likewise.
24830 (final_range_test_p): Likweise.
24832 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24834 PR middle-end/66726
24835 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24836 whose result is used in PHI.
24837 (maybe_optimize_range_tests): Likewise.
24838 (final_range_test_p): Likweise.
24840 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24842 * cgraph.c: Spelling fixes - behaviour -> behavior and
24843 neighbour -> neighbor.
24844 * target.def: Likewise.
24845 * sel-sched.c: Likewise.
24846 * config/mips/mips.c: Likewise.
24847 * config/arc/arc.md: Likewise.
24848 * config/arm/cortex-a57.md: Likewise.
24849 * config/arm/arm.c: Likewise.
24850 * config/arm/neon.md: Likewise.
24851 * config/arm/arm-c.c: Likewise.
24852 * config/vms/vms-c.c: Likewise.
24853 * config/s390/s390.c: Likewise.
24854 * config/i386/znver1.md: Likewise.
24855 * config/i386/i386.c: Likewise.
24856 * config/ia64/hpux-unix2003.h: Likewise.
24857 * config/msp430/msp430.md: Likewise.
24858 * config/rx/rx.c: Likewise.
24859 * config/rx/rx.md: Likewise.
24860 * config/aarch64/aarch64-simd.md: Likewise.
24861 * config/aarch64/aarch64.c: Likewise.
24862 * config/nvptx/nvptx.c: Likewise.
24863 * config/bfin/bfin.c: Likewise.
24864 * config/cris/cris.opt: Likewise.
24865 * config/rs6000/rs6000.c: Likewise.
24866 * target.h: Likewise.
24867 * spellcheck.c: Likewise.
24868 * ira-build.c: Likewise.
24869 * tree-inline.c: Likewise.
24870 * builtins.c: Likewise.
24871 * lra-constraints.c: Likewise.
24872 * explow.c: Likewise.
24873 * hwint.h: Likewise.
24874 * targhooks.c: Likewise.
24875 * tree-vect-data-refs.c: Likewise.
24876 * expr.c: Likewise.
24877 * doc/tm.texi: Likewise.
24878 * doc/extend.texi: Likewise.
24879 * doc/install.texi: Likewise.
24880 * doc/md.texi: Likewise.
24881 * tree-ssa-tail-merge.c: Likewise.
24882 * sched-int.h: Likewise.
24883 * match.pd: Likewise.
24884 * sched-ebb.c: Likewise.
24885 * target.def (omit_struct_return_reg): Likewise.
24886 * gimple-ssa-isolate-paths.c: Likewise.
24887 (find_implicit_erroneous_behaviour): Renamed to...
24888 (find_implicit_erroneous_behavior): ... this.
24889 (find_explicit_erroneous_behaviour): Renamed to...
24890 (find_explicit_erroneous_behavior): ... this.
24891 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
24893 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
24895 PR rtl-optimization/64682
24896 PR rtl-optimization/69567
24897 PR rtl-optimization/69737
24898 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
24899 in I2 as well, just lose it.
24901 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24903 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
24905 (aarch64_last_printed_tune_string): Likewise.
24906 (aarch64_declare_function_name): Only output .arch assembler
24907 directive if it will be different from the previously output
24908 directive. Same for .tune comment but only if -dA is set.
24909 (aarch64_start_file): New function.
24910 (TARGET_ASM_FILE_START): Define.
24912 2016-02-11 David Malcolm <dmalcolm@redhat.com>
24915 * Makefile.in (PLUGIN_HEADERS): Add params.list.
24917 2016-02-11 Jakub Jelinek <jakub@redhat.com>
24920 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
24921 -Wmaybe-uninitialized warning.
24923 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
24926 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
24928 2016-02-11 Richard Biener <rguenther@suse.de>
24930 PR rtl-optimization/69291
24931 * ifcvt.c (noce_try_store_flag_constants): Do not allow
24932 subexpressions affected by changing the result.
24934 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
24937 * lra-constraints.c (curr_insn_transform): Find in/out operands
24938 for secondary memory moves. Update dups.
24940 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
24942 PR tree-optimization/69652
24943 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
24944 to nested loop, did source re-formatting, skip debug statements,
24945 add check on statement with volatile operand, remove dead scalar
24948 2016-02-10 Jakub Jelinek <jakub@redhat.com>
24949 Patrick Palka <ppalka@gcc.gnu.org>
24953 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
24954 calls if the return type is TREE_ADDRESSABLE.
24955 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
24956 * ipa-split.c (split_function): Fix doubled "we" in comment.
24957 Use void return type for the split part even if
24958 !split_point->split_part_set_retval.
24960 2016-02-10 Bin Cheng <bin.cheng@arm.com>
24962 PR tree-optimization/68021
24963 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
24964 when computing the value of biv cand by itself.
24966 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
24968 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
24969 (cortexa57_tunings): Likewise.
24970 (cortexa72_tunings): Likewise.
24971 (arch_macro_fusion_pair_p): Add support for AES fusion.
24972 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
24973 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
24974 Allow virtual registers before reload so early scheduling works.
24975 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
24976 correct latency and pipeline.
24977 (cortex_a57_crypto_complex): Likewise.
24978 (cortex_a57_crypto_xor): Likewise.
24979 (define_bypass): Add AES bypass.
24981 2016-02-10 Richard Biener <rguenther@suse.de>
24983 PR tree-optimization/69726
24984 * passes.def: Add DCE pass before late uninit.
24985 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
24986 really fixup if-conversions job.
24988 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
24990 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
24991 (arm_cortex_a57_tune): Likewise.
24992 (aarch_macro_fusion_pair_p): Add support for AES fusion.
24993 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
24995 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
24997 * timevar.def (TV_PHASE_DBGINFO): Delete.
24998 (TV_PHASE_CHECK_DBGINFO): Likewise.
24999 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
25001 2016-02-10 Richard Biener <rguenther@suse.de>
25003 PR tree-optimization/69719
25004 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
25005 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
25007 2016-02-09 Andrew Pinski <apinski@cavium.com>
25010 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
25011 get_vcond_mask_icode returns false.
25013 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
25016 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
25017 an ADDIS that adds a pointer to a large constant that sets the
25018 upper16 bits with a load operation.
25020 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
25023 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
25025 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
25027 (vzipq_s16): Likewise.
25028 (vzipq_s32): Likewise.
25029 (vzipq_f32): Likewise.
25030 (vzipq_u8): Likewise.
25031 (vzipq_u16): Likewise.
25032 (vzipq_u32): Likewise.
25033 (vzipq_p8): Likewise.
25034 (vzipq_p16): Likewise.
25036 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
25039 * config/arm/arm.c (neon_endian_lane_map): New function.
25040 (neon_vector_pair_endian_lane_map): New function.
25041 (arm_evpc_neon_vuzp): Allow for big endian lane order.
25042 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
25044 (vuzpq_s16): Likewise.
25045 (vuzpq_s32): Likewise.
25046 (vuzpq_f32): Likewise.
25047 (vuzpq_u8): Likewise.
25048 (vuzpq_u16): Likewise.
25049 (vuzpq_u32): Likewise.
25050 (vuzpq_p8): Likewise.
25051 (vuzpq_p16): Likewise.
25053 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
25056 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
25059 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
25061 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
25062 truncate const_int operand 1 to QImode.
25064 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
25066 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
25067 corresponding to an abnormal edge.
25069 2016-02-09 Tom de Vries <tom@codesourcery.com>
25071 PR tree-optimization/69599
25072 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
25074 (find_func_aliases_for_builtin_call, find_func_clobbers)
25075 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
25078 2016-02-09 Richard Biener <rguenther@suse.de>
25080 PR tree-optimization/69715
25081 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
25082 LHS on calls as non-rewritable.
25084 2016-02-09 Tom de Vries <tom@codesourcery.com>
25087 * lto-wrapper.c (append_diag_options): New function.
25088 (compile_offload_image): Call append_diag_options.
25090 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
25093 * doc/extend.texi (Flag Output Operands): Correct sectioning.
25094 Minor copy-edit to fix verb tenses.
25096 2016-02-08 Jakub Jelinek <jakub@redhat.com>
25098 PR tree-optimization/69209
25099 * ipa-split.c (split_function): If split part is not
25100 returning retval, retval has gimple type but is not
25101 gimple value, force it into a SSA_NAME first.
25103 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
25105 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
25108 2016-02-08 Jason Merrill <jason@redhat.com>
25111 * convert.c (convert_to_integer_1): Check dofold on truncation
25113 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
25114 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
25115 Rename from *_nofold.
25116 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
25117 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
25119 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
25122 * tree.c (build_common_tree_nodes): Remove short_double argument.
25123 All callers changed.
25124 * tree.h (build_common_tree_nodes): Adjust declaration.
25125 * doc/invoke.texi (-fshort-double): Remove documentation.
25126 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25127 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
25128 * lto-wrapper.c (merge_and_complain, append_compiler_options)
25129 (append_linker_options): Don't handle OPT_fshort_double.
25131 PR rtl-optimization/68730
25132 * lra-remat.c (insn_to_cand_activation): New static variable.
25133 (lra_remat): Allocate and free it.
25134 (create_cand): New arg activation. Initialize a field in
25135 insn_to_cand_activation if it is nonnull.
25136 (create_cands): Pass the activation insn to create_cand when making
25137 a candidate involving an output reload. Reorganize code a little.
25138 (do_remat): Keep track of active status of candidates in a separate
25141 2016-02-08 Richard Biener <rguenther@suse.de>
25143 PR tree-optimization/69719
25144 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
25145 Properly use absolute of the difference of the two offsets to
25146 compare or adjust the segment length.
25148 2016-02-08 Richard Biener <rguenther@suse.de>
25149 Jeff Law <law@redhat.com>
25152 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
25153 types for anonymous SSA names.
25155 2016-02-08 Richard Biener <rguenther@suse.de>
25157 PR rtl-optimization/69274
25158 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
25160 2016-02-08 Jeff Law <law@redhat.com>
25162 PR tree-optimization/65917
25163 * tree-ssa-dom.c (record_temporary_equivalences): Record both
25164 equivalences from if (x == y) style conditionals.
25165 (loop_depth_of_name): Remove.
25166 (record_equality): Remove loop depth check.
25167 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
25168 (const_and_copies::record_const_or_copy_raw): New member function.
25169 * tree-ssa-scopedtables.c
25170 (const_and_copies::record_const_or_copy_raw): New, factored out of
25171 (const_and_copies::record_const_or_copy): Call new member function.
25173 2016-02-05 Jeff Law <law@redhat.com>
25175 PR tree-optimization/68541
25176 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
25177 (count_stmts_in_block): New function.
25178 (poor_ifcvt_candidate_code): Likewise.
25179 (is_feasible_trace): Add some heuristics to determine when path
25180 splitting is profitable.
25181 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
25182 is a diamond with a single exit.
25184 2016-02-05 Martin Sebor <msebor@redhat.com>
25187 * doc/invoke.texi: Update -Wplacement-new to take an optional
25190 2016-02-06 Richard Henderson <rth@redhat.com>
25193 * tree.c (tree_nop_conversion_p): Do not strip casts into or
25194 out of non-standard address spaces.
25196 2016-02-05 Jakub Jelinek <jakub@redhat.com>
25198 PR rtl-optimization/69691
25199 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
25201 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
25203 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
25204 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
25205 (*ieee128_mfvsrd_64bit): Likewise.
25206 (*ieee128_mfvsrd_32bit): Likewise.
25208 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
25212 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25214 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25215 instrumented_version.
25217 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
25219 * doc/invoke.texi (Optimize Options): In table of --param options
25220 rename second occurrence of tracer-min-branch-ratio to
25221 tracer-min-branch-probability, rename
25222 tracer-min-branch-ratio-feedback to
25223 tracer-min-branch-probability-feedback and clarify description,
25224 rename sched-spec-state-edge-prob-cutoff to
25225 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
25226 to selsched-insns-to-rename, rename lto-minpartition to
25227 lto-min-partition, delete reorder-blocks-duplicate and
25228 reorder-blocks-duplicate-feedback.
25230 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25232 * config/s390/s390.c (s390_register_info_set_ranges): Remove
25235 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
25237 * doc/extend.texi: S/390: Correct some typos.
25239 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25241 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
25243 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25246 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
25247 (s390_register_info_gprtofpr): Use new macros above.
25248 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
25250 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
25251 its name. Adjust restore and save gpr ranges.
25252 (s390_register_info_set_ranges): New function.
25253 (s390_register_info): Use new macros above. Call
25254 s390_register_info_set_ranges.
25255 (s390_optimize_register_info): Likewise.
25256 (s390_hard_regno_rename_ok): Use new macros.
25257 (s390_hard_regno_scratch_ok): Likewise.
25258 (s390_emit_epilogue): Likewise.
25259 (s390_can_use_return_insn): Likewise.
25260 (s390_optimize_prologue): Likewise.
25261 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
25263 2016-02-05 Jakub Jelinek <jakub@redhat.com>
25266 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
25268 (ix86_option_override_internal): Disable TARGET_STV even for
25269 -m{incoming,preferred}-stack-boundary=3.
25271 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25273 * config.gcc: Mark deprecated rtems targets as obsolete.
25275 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
25277 PR rtl-optimization/64682
25278 PR rtl-optimization/69567
25279 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
25280 before I2 only if the register is both used and set in I2.
25282 2016-02-04 DJ Delorie <dj@redhat.com>
25284 * config/msp430/msp430.c (msp430_start_function): Add function type.
25286 2016-02-04 Jakub Jelinek <jakub@redhat.com>
25289 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
25291 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
25293 PR rtl-optimization/69577
25295 2015-10-29 Richard Henderson <rth@redhat.com>
25299 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
25300 sse check to the exact conditions of PR 67609.
25302 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25305 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
25306 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
25307 not allowed into the traditional Altivec registers.
25308 (movtd_64bit_nodm): Likewise.
25309 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
25311 2016-02-04 David Malcolm <dmalcolm@redhat.com>
25313 * config/aarch64/cortex-a57-fma-steering.c
25314 (aarch64_register_fma_steering): Remove "static" from arguments
25317 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
25320 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
25321 twice when complex.
25323 2016-02-04 Mike Frysinger <vapier@gentoo.org>
25325 * doc/invoke.texi: Delete -mno-fma4.
25327 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
25329 PR rtl-optimization/69577
25330 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
25331 (find_subregs_of_mode): Update accordingly. Iterate over partial
25334 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
25336 * config/arm/arm-protos.h (neon_reinterpret): Remove.
25337 * config/arm/arm.c (neon_reinterpret): Remove.
25338 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
25339 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
25340 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
25341 vreinterpretti): Remove.
25342 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
25343 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
25344 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
25345 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
25346 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
25347 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
25348 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
25349 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
25350 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
25351 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
25352 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
25353 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
25354 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
25355 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
25356 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
25357 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
25358 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
25359 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
25360 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
25361 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
25362 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
25363 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
25364 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
25365 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
25366 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
25367 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
25368 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
25369 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
25370 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
25371 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
25372 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
25373 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
25374 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
25375 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
25376 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
25377 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
25378 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
25379 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
25380 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
25381 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
25382 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
25383 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
25384 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
25385 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
25386 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
25387 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
25388 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
25389 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
25390 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
25391 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
25392 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
25393 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
25394 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
25395 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
25396 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
25397 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
25398 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
25399 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
25400 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
25401 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
25402 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
25403 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
25404 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
25405 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
25406 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
25407 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
25408 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
25409 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
25410 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
25411 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
25412 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
25413 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
25414 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
25415 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
25416 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
25417 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
25418 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
25419 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
25420 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
25421 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
25422 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
25423 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
25424 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
25425 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
25426 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
25427 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
25428 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
25429 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
25430 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
25431 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
25432 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
25433 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
25434 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
25435 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
25436 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
25437 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
25438 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
25439 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
25440 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
25441 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
25442 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
25443 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
25444 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
25446 2016-02-04 Martin Liska <mliska@suse.cz>
25449 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
25450 that are gimple_store_p.
25451 (maybe_instrument_call): Likewise.
25453 2016-02-04 Bin Cheng <bin.cheng@arm.com>
25455 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
25456 register scaling out of memory reference and comment why.
25458 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25462 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
25463 folding the source of a SET.
25465 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25469 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
25470 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
25472 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
25476 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
25479 2016-02-04 Christian Bruel <christian.bruel@st.com>
25481 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
25482 * config/arm/arm.c (arm_set_current_function): Likewise.
25484 2016-02-04 Jakub Jelinek <jakub@redhat.com>
25485 Ilya Enkovich <enkovich.gnu@gmail.com>
25486 H.J. Lu <hongjiu.lu@intel.com>
25489 * config/i386/i386.c (convert_scalars_to_vector): Remove
25490 stack alignment fixes.
25491 (ix86_option_override_internal): Disable TARGET_STV if stack
25492 might not be aligned enough.
25493 (ix86_minimum_alignment): Assert that TARGET_STV is false.
25495 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
25497 * config/i386/x86-tune.def: Disable default prefetching
25500 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
25501 Vladimir Makarov <vmakarov@redhat.com>
25504 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
25505 in validating fused toc addresses.
25507 2016-02-03 Jakub Jelinek <jakub@redhat.com>
25510 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
25511 range->m_caret fields if range->m_show_caret_p is false.
25514 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
25515 Force oldval into register if it does not satisfy reg_or_short_operand
25516 predicate. Fix up formatting.
25518 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
25519 Alexandre Oliva <aoliva@redhat.com>
25522 * lra-constraints.c (simplify_operand_subreg): Check additionally
25523 address validity after potential reloading.
25524 (process_address_1): Check insns validity. In case of failure do
25527 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
25530 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
25533 2016-02-02 Jakub Jelinek <jakub@redhat.com>
25535 * wide-int.cc (canonize_uhwi): New function.
25536 (wi::divmod_internal): Use it.
25538 2016-02-02 James Norris <jnorris@codesourcery.com>
25540 * gimplify.c (omp_notice_variable): Add usage check.
25542 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
25544 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
25545 like LE, GE, LT, GT when emitting relational operator.
25547 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
25549 * ira-costs.c (find_costs_and_classes): Add extra argument.
25550 * target.def (ira_change_pseudo_allocno_class): Add parameter.
25551 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
25552 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
25553 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
25554 Add best_class parameter, and return it if not ALL_REGS.
25555 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
25557 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
25558 Update target hook.
25560 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
25562 * config/aarch64/aarch64.c
25563 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
25564 (aarch64_ira_change_pseudo_allocno_class): New function.
25566 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
25569 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
25571 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25573 * config/avr/avr.c (avr_option_override): Set
25574 PARAM_ALLOW_STORE_DATA_RACES to 1.
25576 2016-02-02 Richard Biener <rguenther@suse.de>
25578 PR tree-optimization/69595
25579 * match.pd: Add range test simplifications to true/false.
25581 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
25583 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
25584 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
25587 2016-02-02 Richard Biener <rguenther@suse.de>
25589 PR tree-optimization/69606
25590 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
25591 info on the result before moving a stmt.
25593 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
25595 PR middle-end/68542
25596 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
25597 branch with vector comparison.
25598 * config/i386/sse.md (VI48_AVX): New mode iterator.
25599 (define_expand "cbranch<mode>4): Add support for conditional branch
25600 with vector comparison.
25601 * tree-vect-loop.c (optimize_mask_stores): New function.
25602 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
25603 has_mask_store field of vect_info.
25604 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
25605 vectorized loops having masked stores after vec_info destroy.
25606 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
25607 correspondent macros.
25608 (optimize_mask_stores): Add prototype.
25610 2016-02-02 Alan Modra <amodra@gmail.com>
25613 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
25616 2016-02-02 Alan Modra <amodra@gmail.com>
25619 * config/rs6000/rs6000.c (need_toc_init): New var, set it
25620 whenever toc_label_name used.
25621 (rs6000_file_start): Don't set up toc section here,
25622 (rs6000_output_function_epilogue): do so here instead,
25623 (rs6000_xcoff_file_start): and here.
25624 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
25625 (load_toc_aix_di): Likewise.
25627 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25629 PR rtl-optimization/69592
25630 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
25631 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
25632 (num_sign_bit_copies_binary_arith_p): New inline function.
25633 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
25635 2016-02-01 Jeff Law <law@redhat.com>
25637 PR tree-optimization/69580
25638 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
25639 * tree-ssa-threadbackward.c
25640 (fsm_find_control_statement_thread_paths): Do not try to walk
25641 through large PHI nodes.
25643 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25645 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
25646 when count is incremented above limit, don't analyze further
25649 * omp-low.c (oacc_parse_default_dims): Avoid
25650 -Wsign-compare warning, make sure value fits into int
25651 rather than just unsigned int.
25653 2016-02-01 Bin Cheng <bin.cheng@arm.com>
25655 PR tree-optimization/67921
25656 * fold-const.c (split_tree): New parameters. Convert pointer
25657 type variable part to proper type before negating.
25658 (fold_binary_loc): Pass new arguments to split_tree.
25660 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
25662 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
25663 (nvptx_goacc_validate_dims): Extend to handle global defaults.
25664 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
25665 * doc/tm.texti: Rebuilt.
25666 * doc/invoke.texi (fopenacc-dim): Document.
25667 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
25668 (append_compiler_options): Likewise.
25669 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
25670 (oacc_parse_default_dims): New.
25671 (oacc_validate_dims): Add USED arg. Select non-unity default when
25673 (oacc_loop_fixed_partitions): Return mask of used partitions.
25674 (oacc_loop_auto_partitions): Emit dump info.
25675 (oacc_loop_partition): Return mask of used partitions.
25676 (execute_oacc_device_lower): Parse default dimension arg. Adjust
25677 loop partitioning and validation calls.
25679 2016-02-01 Richard Biener <rguenther@suse.de>
25681 PR middle-end/69556
25682 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
25684 2016-02-01 Richard Biener <rguenther@suse.de>
25686 PR tree-optimization/69574
25687 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
25688 of asserting return chrec_dont_know.
25690 2016-02-01 Martin Liska <mliska@suse.cz>
25692 * mem-stats-traits.h: Add copyright header.
25693 * mem-stats.h: Likewise.
25695 2016-02-01 Richard Biener <rguenther@suse.de>
25697 PR tree-optimization/69579
25698 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
25699 Do not propagate through abnormal PHI results.
25701 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
25703 * postreload.c (reload_cse_simplify): Remove dead code.
25705 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25707 PR rtl-optimization/69570
25708 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
25709 if there is more than one set, not if there is a single set.
25711 2016-02-01 Richard Henderson <rth@redhat.com>
25714 * combine.c (make_compound_operation): When looking through a
25715 subreg, make sure to re-extend to the width of the outer mode.
25717 2016-01-30 Jakub Jelinek <jakub@redhat.com>
25719 PR tree-optimization/69546
25720 * wide-int.cc (wi::divmod_internal): For unsigned division
25721 where both operands fit into uhwi, if o1 is 1 and o0 has
25722 msb set, if divident_prec is larger than bits per hwi,
25723 clear another quotient word and return 2 instead of 1.
25724 Similarly for remainder with msb in HWI set, if dividend_prec
25725 is larger than bits per hwi.
25727 2016-01-29 Martin Jambor <mjambor@suse.cz>
25729 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
25730 Use short lowercase names.
25731 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
25732 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
25733 acq_rel one. Protect warning agains segfaults if
25734 get_memory_order_name returns NULL.
25735 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
25736 with release semantics. Do not warn if get_memory_order already did.
25737 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
25738 semantics. Fix check for relaxed or acquire semantics. Do not warn
25739 if get_memory_order already did.
25741 2016-01-29 Sebastian Pop <s.pop@samsung.com>
25743 * doc/install.texi: Document that isl-0.16 is supported.
25745 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
25748 * config/i386/constraints.md (Bm): Describe as special memory
25750 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
25751 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25752 * genpreds.c (struct constraint_data): Add is_special_memory.
25753 (have_special_memory_constraints, special_memory_start): New
25755 (special_memory_end): Ditto.
25756 (add_constraint): Add new arg is_special_memory. Add code to
25757 process its true value. Update have_special_memory_constraints.
25758 (process_define_constraint): Pass the new arg.
25759 (process_define_register_constraint): Ditto.
25760 (choose_enum_order): Process special memory.
25761 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
25762 function insn_extra_special_memory_constraint.
25763 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25764 * gensupport.c (process_rtx): Process
25765 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25766 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
25767 * ira-lives.c (single_reg_class): Use
25768 insn_extra_special_memory_constraint.
25769 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
25770 * lra-constraints.c (process_alt_operands): Ditto.
25771 (curr_insn_transform): Use insn_extra_special_memory_constraint.
25772 * recog.c (asm_operand_ok, preprocess_constraints): Process
25774 * reload.c (find_reloads): Ditto.
25775 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
25776 * stmt.c (parse_input_constraint): Use
25777 insn_extra_special_memory_constraint.
25779 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
25782 * lra-splill.c (lra_final_code_change): Revert r229087 by
25783 removing all sub-registers.
25785 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
25788 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
25790 2016-01-29 Jakub Jelinek <jakub@redhat.com>
25793 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
25794 SSE1, copy target into the temporary reg first before recursing
25797 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
25799 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
25802 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25804 * ginclude/stdarg.h: Test __cplusplus instead of
25805 __GXX_EXPERIMENTAL_CXX0X__.
25807 2016-01-29 Richard Biener <rguenther@suse.de>
25809 PR tree-optimization/69547
25810 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
25811 Do not mark clobbers necessary.
25812 (mark_all_reaching_defs_necessary_1): Likewise.
25814 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25816 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
25817 declaration name with %qs and print it in both error messages.
25818 Also fix indentation.
25820 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25823 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
25824 trailing blank line from error message.
25826 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25829 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
25832 2016-01-29 Richard Biener <rguenther@suse.de>
25834 PR middle-end/69537
25835 * match.pd: Allow all integral types when simplifying a
25836 widening or sign-changing conversion.
25838 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25840 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
25841 back to setting codegen_error to fail codegen.
25843 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
25846 * config/i386/constraints.md (C): Only accept constant zero operand.
25847 (BC): New constraint.
25848 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
25849 instead of C constraint.
25850 * doc/md.texi (Machine Constraints): Update description
25853 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
25856 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
25858 2016-01-28 Jakub Jelinek <jakub@redhat.com>
25860 PR middle-end/69542
25861 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
25864 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
25866 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
25867 branches if using guessed profile.
25869 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
25871 * graphite-optimize-isl.c (optimize_isl): Fix dump.
25873 2016-01-28 Richard Henderson <rth@redhat.com>
25876 * config/aarch64/aarch64-modes.def (CC_Cmode): New
25877 * config/aarch64/aarch64-protos.h: Update.
25878 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
25879 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
25880 (aarch64_get_condition_code_1): Handle CC_Cmode.
25881 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
25882 (*add<mode>3_compareC_cconly_imm): New.
25883 (*add<mode>3_compareC_cconly): New.
25884 (*add<mode>3_compareC_imm): New.
25885 (add<mode>3_compareC): New.
25886 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
25887 to be first. Use aarch64_carry_operation.
25888 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
25889 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
25890 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
25891 (subti3): Use subdi3_compare1.
25892 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
25893 (sub<mode>3_compare1): New.
25894 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
25895 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
25896 (*subsi3_carryin_uxtw): Likewise.
25897 (*ngc<mode>, *ngcsi_uxtw): Likewise.
25898 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
25899 * config/aarch64/iterators.md (DWI): New.
25900 * config/aarch64/predicates.md (aarch64_carry_operation): New.
25901 (aarch64_borrow_operation): New.
25903 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
25905 * graphite-optimize-isl.c (optimize_isl): Print a different debug
25906 message when isl does not return a valid schedule.
25908 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25910 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
25911 Remove comments from class declarations: they are already in the code
25914 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25916 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
25918 (ternary_op_to_tree): Same.
25919 (unary_op_to_tree): Same.
25920 (nary_op_to_tree): Same.
25921 (gcc_expression_from_isl_expr_op): Same.
25922 (gcc_expression_from_isl_expression): Same.
25923 (graphite_create_new_loop): Same.
25924 (graphite_create_new_loop_guard): Same.
25925 (build_iv_mapping): Same.
25926 (graphite_create_new_guard): Same.
25927 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
25928 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
25930 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25932 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
25933 instead of setting codegen_error to fail codegen.
25935 2016-01-28 Jason Merrill <jason@redhat.com>
25937 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
25939 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25941 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25942 Remove CONST_INT_P check in CCMP cost calculation.
25944 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25946 * config/aarch64/aarch64.c (generic_vector_cost):
25947 Set vec_permute_cost.
25948 (cortexa57_vector_cost): Likewise.
25949 (exynosm1_vector_cost): Likewise.
25950 (xgene1_vector_cost): Likewise.
25951 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
25952 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
25953 Add vec_permute_cost entry.
25955 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25957 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
25959 (add<mode>3_compare0): Likewise.
25960 (addsi3_compare0_uxtw): Likewise.
25961 (add<mode>3nr_compare0): Likewise.
25962 (compare_neg<mode>): Likewise.
25963 (<optab><mode>3): Likewise.
25965 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
25967 * tree-vect-stmts.c (vectorizable_comparison): Add
25968 NULL check for vectype.
25970 2016-01-28 Richard Biener <rguenther@suse.de>
25972 PR tree-optimization/69466
25973 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
25974 Account for PHIs we couldn't duplicate.
25976 2016-01-28 Martin Liska <mliska@suse.cz>
25979 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
25980 instead of ENABLE_VALGRIND_CHECKING.
25982 2016-01-27 Richard Henderson <rth@redhat.com>
25985 * lra-remat.c (subreg_regs): New.
25986 (dump_candidates_and_remat_bb_data): Dump it.
25987 (operand_to_remat): Reject if operand in subreg_regs.
25988 (set_bb_regs): Collect subreg_regs.
25989 (lra_remat): Init and free subreg_regs. Compute
25990 calculate_local_reg_remat_bb_data before create_cands.
25992 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
25995 * config/i386/i386.c (ix86_update_stack_boundary): Don't
25996 change stack_alignment_needed for __tls_get_addr call.
25998 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
26000 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
26002 2016-01-27 Jeff Law <law@redhat.com>
26004 PR tree-optimization/68398
26005 PR tree-optimization/69196
26006 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
26007 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
26008 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26009 Only count PHIs in the last block in the path. The others will
26010 const/copy propagate away. Add heuristic to allow more irreducible
26011 subloops to be created when it is likely profitable to do so.
26013 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26014 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
26015 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
26017 2016-01-27 Jakub Jelinek <jakub@redhat.com>
26020 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
26021 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
26022 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
26023 * tree-streamer-in.c: Include asan.h.
26024 (streamer_get_builtin_tree): For builtins in sanitizer
26025 range call initialize_sanitizer_builtins and retry.
26027 2016-01-27 Ian Lance Taylor <iant@google.com>
26029 * common.opt (fkeep-gc-roots-live): New undocumented option.
26030 * tree-ssa-loop-ivopts.c (add_candidate_1): If
26031 -fkeep-gc-roots-live, skip pointers.
26032 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
26035 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
26038 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
26039 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
26041 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
26044 * configure.ac: NetBSD provides SSP in its C library.
26045 * configure: Updated.
26047 2016-01-27 Richard Biener <rguenther@suse.de>
26049 PR tree-optimization/69166
26050 * tree-vect-loop.c (vect_is_simple_reduction): Always check
26051 reduction code for commutativity / associativity.
26053 2016-01-27 Martin Jambor <mjambor@suse.cz>
26055 PR tree-optimization/69355
26056 * tree-sra.c (analyze_access_subtree): Correct hole detection when
26057 total_scalarization fails.
26059 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
26061 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
26064 2016-01-27 Christian Bruel <christian.bruel@st.com>
26067 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
26068 Move arm_reset_previous_fndecl and set_target_option_current_node in
26069 the conditional part. Call save_restore_target_globals.
26070 * config/arm/arm.c (arm_set_current_function):
26071 Refactor to better support #pragma target and attribute mix.
26072 Call save_restore_target_globals.
26073 * config/arm/arm-protos.h (save_restore_target_globals): New function.
26075 2016-01-27 Martin Liska <mliska@suse.cz>
26077 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
26078 reference for an HSA kernel and its host function.
26080 2016-01-27 Jakub Jelinek <jakub@redhat.com>
26082 PR tree-optimization/69399
26083 * wide-int.h (wi::lrshift): For larger precisions, only
26084 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
26086 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
26088 * config/arc/predicates.md (proper_comparison_operator): Reject
26089 constant-constant comparison.
26091 2016-01-26 Tom de Vries <tom@codesourcery.com>
26093 PR tree-optimization/69110
26094 * tree-data-ref.c (initialize_data_dependence_relation): Handle
26095 DR_NUM_DIMENSIONS == 0.
26097 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
26098 Sebastian Pop <s.pop@samsung.com>
26100 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
26101 isl_ast_op_cond and isl_ast_op_select.
26102 (gcc_expression_from_isl_expr_op): Same.
26104 2016-01-26 Jason Merrill <jason@redhat.com>
26107 * tree.c (recompute_constructor_flags): Split out from
26109 (verify_constructor_flags): New.
26110 * tree.h: Declare them.
26112 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
26114 PR rtl-optimization/69217
26115 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
26116 are no TYPE_FIELDS set for the record type.
26118 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26121 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
26122 toc_label_name unconditionally.
26123 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
26124 SYMBOL_REF string. Use toc_label_name instead of constructing
26126 (rs6000_elf_declare_function_name): Use toc_label_name instead of
26127 constructing LCTOC1.
26129 2016-01-26 Martin Sebor <msebor@redhat.com>
26132 * doc/extend.texi (Common Type Attributes): Move text that talks about
26133 attribute packed from attribute aligned to the section discussing
26134 the former attribute for clarity.
26136 2016-01-26 Richard Henderson <rth@redhat.com>
26138 PR middle-end/60908
26139 * trans-mem.c (tm_region_init): Mark entry block as visited.
26141 2016-01-26 David Malcolm <dmalcolm@redhat.com>
26144 * diagnostic-show-locus.c (layout::print_source_line): Replace
26145 call to pp_newline with call to layout::print_newline.
26146 (layout::print_annotation_line): Likewise.
26147 (layout::move_to_column): Likewise.
26148 (layout::print_any_fixits): After printing any fixits, print a
26149 trailing newline, if necessary.
26150 (layout::print_newline): New method, resetting any colorization
26152 (diagnostic_show_locus): Move the pp_newline to before the
26153 early bailout. Remove dummy block enclosing the layout instance.
26154 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
26155 of pp_newline_and_flush with pp_flush.
26156 (diagnostic_append_note): Delete use of pp_newline.
26157 (diagnostic_append_note_at_rich_loc): Delete.
26158 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
26159 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
26160 when newline characters are added to the buffer.
26162 2016-01-26 Michael Matz <matz@suse.de>
26164 * configure.ac (ac_cv_std_swap_in_utility): New test.
26165 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
26166 * configure: Regenerate.
26167 * config.in: Regenerate.
26169 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
26171 * config/arc/arc.md (cstoresi4): Force operand into register.
26172 (arcset<code>): Fix predicate.
26173 (arcsetltu): Likewise.
26174 (arcsetgeu): Likewise.
26175 (arcsethi): Likewise.
26176 (arcsetls): Likewise.
26178 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26180 PR tree-optimization/69483
26181 * gimple-fold.c (canonicalize_constructor_val): Return NULL
26182 if base has error_mark_node type.
26184 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
26187 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
26188 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
26190 (vget_lane_f16): Handle big-endian.
26191 (vgetq_lane_f16): Likewise.
26192 (vset_lane_f16): Likewise.
26193 (vsetq_lane_f16): Likewise.
26194 * config/arm/iterators.md (VQXMOV): Add V8HF.
26195 (VDQ): Add V4HF and V8HF.
26196 (V_reg): Handle V4HF and V8HF.
26197 (Is_float_mode): Likewise.
26198 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
26199 neon_vdup_nv8hf): New patterns.
26200 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
26201 Use VD_LANE iterator.
26202 (neon_vld1_dup<mode>): Use VQ2 iterator.
26204 2016-01-26 Nathan Sidwell <nathan@acm.org>
26206 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
26207 (set_oacc_fn_attrib): Add IS_KERNEL arg.
26208 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
26209 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
26210 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
26211 (oacc_validate_dims): Add LEVEL arg, don't return level.
26212 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
26213 oacc_validate_dims.
26214 (execute_oacc_device_lower): Adjust, add more dump output.
26215 * tree-ssa-loop.c (gate_oacc_kernels): Use
26216 oacc_fn_attrib_kernels_p.
26217 * tree-parloops.c (create_parallel_loop): Adjust
26218 set_oacc_fn_attrib call.
26220 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26223 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
26224 (append_compiler_options): Handle -fcilkplus.
26225 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
26227 2016-01-26 Nick Clifton <nickc@redhat.com>
26230 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
26231 been marked as DECL_ONE_ONLY but we do not the means to make it
26232 so, then do not allow it to bind locally.
26234 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26237 * opts.h (parse_sanitizer_options): New prototype.
26238 * opts.c (sanitizer_opts): New array.
26239 (parse_sanitizer_options): New function.
26240 (common_handle_option): Use parse_sanitizer_options.
26242 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
26245 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
26246 alignment adjustment to ...
26247 (ix86_update_stack_boundary): Here. Don't over-align stack for
26249 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
26250 if __tls_get_addr is called.
26252 2016-01-26 Christian Bruel <christian.bruel@st.com>
26254 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
26256 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
26258 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
26260 2016-01-26 Richard Biener <rguenther@suse.de>
26262 PR middle-end/69467
26263 * match.pd: Guard X * CST CMP 0 pattern with single_use.
26265 2016-01-26 Richard Biener <rguenther@suse.de>
26267 PR tree-optimization/69452
26268 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
26269 (move_computations_dom_walker::before_dom_children): Rename
26271 (move_computations_worker): This.
26272 (move_computations): Perform an RPO rather than a DOM walk.
26274 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26277 * combine.c (combine_instructions): For REG_EQUAL note with
26278 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
26279 to the underlying register.
26280 * doc/rtl.texi (REG_EQUAL): Document the behavior of
26281 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
26283 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
26286 * config/aarch64/aarch64-builtins.c
26287 (aarch64_init_simd_builtin_types): Do not set structural
26288 equality to __Poly{8,16,64,128}_t types.
26290 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
26292 PR tree-optimization/69400
26293 * wide-int.cc (wi_pack): Take the precision as argument and
26294 perform canonicalization here rather than in the callers.
26295 Use the main loop to handle all full-width HWIs. Add a
26296 zero HWI if in_len isn't a full result.
26297 (wi::divmod_internal): Update accordingly.
26298 (wi::mul_internal): Likewise. Simplify.
26300 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
26301 Sebastian Pop <s.pop@samsung.com>
26303 * graphite-poly.c (apply_poly_transforms): Simplify.
26304 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
26305 (print_isl_map): Same.
26306 (print_isl_union_map): Same.
26307 (print_isl_schedule): New.
26308 (debug_isl_schedule): New.
26309 * graphite-dependences.c (scop_get_reads): Do not call
26310 isl_union_map_add_map that is undocumented isl functionality.
26311 (scop_get_must_writes): Same.
26312 (scop_get_may_writes): Same.
26313 (scop_get_original_schedule): Remove.
26314 (scop_get_dependences): Do not call isl_union_map_compute_flow that
26315 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
26316 (compute_deps): Remove.
26317 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
26318 (debug_schedule_ast): New.
26319 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
26320 set_separate_option.
26321 (graphite_regenerate_ast_isl): Add dump.
26322 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
26323 from scop->transformed_schedule.
26324 (graphite_regenerate_ast_isl): Add more dump.
26325 * graphite-optimize-isl.c (optimize_isl): Set
26326 scop->transformed_schedule. Check whether schedules are equal.
26327 (apply_poly_transforms): Move here.
26328 * graphite-poly.c (apply_poly_transforms): ... from here.
26329 (free_poly_bb): Static.
26330 (free_scop): Static.
26331 (pbb_number_of_iterations_at_time): Remove.
26332 (print_isl_ast): New.
26333 (debug_isl_ast): New.
26334 (debug_scop_pbb): New.
26335 * graphite-scop-detection.c (print_edge): Move.
26336 (print_sese): Move.
26337 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
26338 (build_scop_scattering): Remove.
26339 (create_pw_aff_from_tree): Assert instead of bailing out.
26340 (add_condition_to_pbb): Remove unused code, do not fail.
26341 (add_conditions_to_domain): Same.
26342 (add_conditions_to_constraints): Remove.
26343 (build_scop_context): New.
26344 (add_iter_domain_dimension): New.
26345 (build_iteration_domains): Initialize pbb->iterators.
26346 Call add_conditions_to_domain.
26349 (index_outermost_in_loop): New.
26350 (index_pbb_in_loop): New.
26351 (outermost_pbb_in): New.
26352 (add_in_sequence): New.
26353 (add_outer_projection): New.
26354 (outer_projection_mupa): New.
26355 (add_loop_schedule): New.
26356 (build_schedule_pbb): New.
26357 (build_schedule_loop): New.
26358 (embed_in_surrounding_loops): New.
26359 (build_schedule_loop_nest): New.
26360 (build_original_schedule): New.
26361 (build_poly_scop): Call build_original_schedule.
26362 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
26363 (free_poly_dr): Remove.
26364 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
26365 (free_poly_bb): Remove.
26366 (debug_loop_vec): Remove.
26367 (print_isl_ast): Declare.
26368 (debug_isl_ast): Declare.
26369 (scop_do_interchange): Remove.
26370 (scop_do_strip_mine): Remove.
26371 (scop_do_block): Remove.
26372 (flatten_all_loops): Remove.
26373 (optimize_isl): Remove.
26374 (pbb_number_of_iterations_at_time): Remove.
26375 (debug_scop_pbb): Declare.
26376 (print_schedule_ast): Declare.
26377 (debug_schedule_ast): Declare.
26378 (struct scop): Remove schedule. Add original_schedule,
26379 transformed_schedule.
26380 (free_gimple_poly_bb): Remove.
26381 (print_generated_program): Remove.
26382 (debug_generated_program): Remove.
26383 (unify_scattering_dimensions): Remove.
26384 * sese.c (print_edge): ... here.
26385 (print_sese): ... here.
26386 (debug_edge): ... here.
26387 (debug_sese): ... here.
26388 * sese.h (print_edge): Declare.
26389 (print_sese): Declare.
26390 (dump_edge): Declare.
26391 (dump_sese): Declare.
26393 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
26394 Sebastian Pop <s.pop@samsung.com>
26396 * Makefile.in: Set ISLVER in site.exp.
26398 2016-01-25 Jakub Jelinek <jakub@redhat.com>
26400 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
26401 DECL_VALUE_EXPR of new_var even for the non-array case. Look
26402 through DECL_VALUE_EXPR for expansion.
26404 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
26406 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
26407 the frame info after reload completed.
26409 2016-01-25 Jeff Law <law@redhat.com>
26411 PR tree-optimization/69196
26412 PR tree-optimization/68398
26413 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
26414 tree-ssa-threadupdate.c.
26415 (determine_bb_domination_status): Prototype
26416 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
26417 (determine_bb_domination_status): No longer static.
26418 (valid_jump_thread_path): Remove code to detect characteristics
26419 of the jump thread path not associated with correctness.
26420 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
26421 Correct test for thread path length. Count PHIs for real operands as
26422 statements that need to be copied. Do not count ASSERT_EXPRs.
26423 Look at all the blocks in the thread path. Compute and selectively
26424 filter thread paths based on threading through the latch, threading
26425 a multiway branch or crossing a multiway branch.
26427 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26429 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
26430 decl with __attribute__ ((unused)) annotation.
26432 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
26435 * tree-vect-stmts.c (vectorizable_condition): Check vectype
26436 of operands is compatible with a statement vectype.
26438 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
26440 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
26441 improve wording for mixed storage order support.
26443 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
26445 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
26446 (vcvt_u64_f64): Likewise.
26447 (vcvta_s64_f64): Likewise.
26448 (vcvta_u64_f64): Likewise.
26449 (vcvtm_s64_f64): Likewise.
26450 (vcvtm_u64_f64): Likewise.
26451 (vcvtn_s64_f64): Likewise.
26452 (vcvtn_u64_f64): Likewise.
26453 (vcvtp_s64_f64): Likewise.
26454 (vcvtp_u64_f64): Likewise.
26456 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
26458 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
26459 (arc_init): Check validity mll64 option.
26460 (arc_save_restore): Use double load/store instruction.
26461 (arc_expand_movmem): Likewise.
26462 (arc_split_move): Don't split if we have double load/store
26463 instructions. Returns a boolean.
26464 (arc_process_double_reg_moves): Change function to return boolean
26465 instead of a sequence of instructions.
26466 (arc_dwarf_register_span): New function.
26467 * config/arc/arc-protos.h (arc_split_move): Change prototype.
26468 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
26469 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
26470 (*movdf_insn): Likewise.
26471 * config/arc/arc.opt (mll64): New option.
26472 * config/arc/predicates.md (even_register_operand): New predicate.
26473 * doc/invoke.texi (ARC Options): Add mll64 documentation.
26475 2016-01-25 Richard Biener <rguenther@suse.de>
26478 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
26479 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
26481 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
26483 2016-01-25 Richard Biener <rguenther@suse.de>
26485 PR tree-optimization/69376
26486 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
26488 (VN_INFO_ANTI_RANGE_P): New inline.
26489 (VN_INFO_RANGE_TYPE): Likewise.
26490 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
26491 SSA_NAME_ANTI_RANGE_P.
26492 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
26493 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
26494 Properly query VN_INFO_RANGE_TYPE.
26496 2016-01-25 Nick Clifton <nickc@redhat.com>
26499 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
26501 2016-01-23 Tom de Vries <tom@codesourcery.com>
26503 PR tree-optimization/69426
26504 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
26507 2016-01-23 Jakub Jelinek <jakub@redhat.com>
26509 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
26510 "the the" with "the" in the comments.
26511 * ipa-devirt.c (build_type_inheritance_graph,
26512 update_type_inheritance_graph): Likewise.
26513 * tree.c (build_function_type_list_1): Likewise.
26514 * cfgloopmanip.c (scale_loop_profile): Likewise.
26515 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
26516 * gimple-ssa-split-paths.c
26517 (find_block_to_duplicate_for_splitting_paths): Likewise.
26518 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
26519 * expr.c (convert_move): Likewise.
26520 * var-tracking.c (vt_stack_adjustments): Likewise.
26521 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
26522 * tree-vrp.c (test_for_singularity): Likewise.
26524 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
26525 directly instead of building a temporary tree.
26528 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
26529 remove <algorithm> include.
26531 2016-01-22 Jakub Jelinek <jakub@redhat.com>
26534 * config/i386/i386.c: Include dojump.h.
26535 (expand_small_movmem_or_setmem,
26536 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
26538 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
26539 if dynamic_check != -1.
26541 2016-01-21 Jeff Law <law@redhat.com>
26543 PR middle-end/69347
26544 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
26545 record_temporary_equivalences. Rewritten to avoid unnecessary calls
26546 into dominated_by_p.
26547 (cprop_into_successor_phis): Avoid unnecessary tests.
26549 2016-01-22 Richard Henderson <rth@redhat.com>
26552 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
26553 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
26555 2016-01-22 Michael Matz <matz@suse.de>
26557 * system.h (string, algorithm): Include only conditionally.
26558 (new): Include always under C++.
26559 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
26560 * final.c (toplevel): Ditto.
26561 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
26562 * genconditions.c (write_header): Make gencondmd.c define
26564 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
26566 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
26567 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
26569 2016-01-22 Christian Bruel <christian.bruel@st.com>
26572 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
26574 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26577 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
26578 define_insn_and_split. Ensure operands[1] and operands[0] do not
26579 get assigned the same register.
26581 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
26583 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
26585 2016-01-22 Christian Bruel <christian.bruel@st.com>
26587 * config/arm/arm-c.c (arm_pragma_target_parse):
26588 Remove warn_builtin_macro_redefined overwrite.
26590 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
26592 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
26593 flag_non_call_exceptions compatibility.
26595 2016-01-22 Jakub Jelinek <jakub@redhat.com>
26598 * dwarf2out.c (add_child_die_after): New function.
26599 (dwarf_qual_info_t): New type.
26600 (dwarf_qual_info): New variable.
26601 (qualified_die_p): New function.
26602 (modified_type_die): For -fdebug-types-section, ensure
26603 canonical order of qualifiers. Put qualified DIEs adjacent
26604 to the corresponding non-qualified type DIE and search there
26605 for existing qualified DIEs.
26607 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
26609 * doc/extend.texi (scalar_storage_order type attribute): Document
26610 restriction on type punning and aliasing, and remove future tense.
26612 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
26615 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
26618 2016-01-21 Jeff Law <law@redhat.com>
26620 PR middle-end/69347
26621 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
26622 useless call to record_temporary_equivalences.
26623 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
26624 allocate 10 slots in the bb_path vector and let it grow as needed.
26625 (fsm_find_control_statement_thread_paths): Similarly for the next_path
26628 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
26630 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
26632 * configure: Regenerate.
26634 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
26636 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
26637 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
26639 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
26641 PR middle-end/66178
26642 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
26643 drop EXPAND_INITIALIZER.
26644 * rtl.h (contains_symbolic_reference_p): Declare.
26645 * rtlanal.c (contains_symbolic_reference_p): New function.
26646 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
26647 a subtraction into a NOT if symbolic constants are involved.
26649 2016-01-21 Anton Blanchard <anton@samba.org>
26650 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26653 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
26655 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
26658 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
26660 * config/microblaze/microblaze.c
26661 (get_branch_target): New.
26662 (insert_wic_for_ilb_runout): New.
26664 (microblaze_machine_dependent_reorg): New.
26665 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
26666 * config/microblaze/microblaze.md
26667 (UNSPEC_IPREFETCH): Define.
26668 (iprefetch): New pattern
26669 * config/microblaze/microblaze.opt
26670 (mxl-prefetch): New flag.
26672 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
26674 * config/microblaze/microblaze.h
26675 (FIXED_REGISTERS): Update in macro.
26676 (CALL_USED_REGISTERS): Update in macro.
26678 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
26680 PR rtl-optimization/68920
26681 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
26684 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
26686 PR rtl-optimization/68990
26687 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
26688 pseudo instead of inheritance ones.
26690 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
26691 Nick Clifton <nickc@redhat.com>
26695 * config/mips/mips.c (mips_compute_frame_info): Initialise
26696 args_size and hard_frame_pointer_offset fields of the frame
26697 structure before calling mips_global_pointer.
26699 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
26701 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
26703 * configure: Regenerate.
26705 2016-01-21 Richard Biener <rguenther@suse.de>
26707 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
26709 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26711 * config/s390/s390.c (s390_asm_declare_function_size): Add code
26712 to actually emit the .size directive.
26714 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
26715 Jakub Jelinek <jakub@redhat.com>
26719 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
26720 args array size by one to avoid buffer overflow.
26722 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26724 * config/s390/s390.md (pool_section_start): Use switch_to_section
26725 to select proper read-only data section instead of hardcoding
26727 (pool_section_end): Use switch_to_section to match the above.
26729 2016-01-21 Richard Biener <rguenther@suse.de>
26731 PR tree-optimization/69378
26732 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
26733 (set_ssa_val_to): Use it for dominance checks taking into
26734 account not executable edges.
26736 2016-01-21 Jakub Jelinek <jakub@redhat.com>
26739 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
26740 for bitsize instead of GET_MODE_PRECISION (mode).
26742 2016-01-20 Martin Sebor <msebor@redhat.com>
26745 * extend.texi (__sync Builtins): Clarify the semantics of
26746 __sync_fetch_and_OP built-ins on pointers.
26747 (__atomic Builtins): Same.
26749 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26750 Sebastian Pop <s.pop@samsung.com>
26752 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
26753 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
26754 (is_valid_rename): Same.
26755 (translate_isl_ast_to_gimple::get_rename): Same.
26756 (translate_isl_ast_to_gimple::rename_all_uses): Same.
26757 (translate_isl_ast_to_gimple::rename_uses): Same.
26758 (get_new_name): Check for close_phi nodes.
26759 (copy_loop_phi_args): Use phi_node_kind.
26760 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
26761 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
26763 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26764 Sebastian Pop <s.pop@samsung.com>
26766 Revert commit r229783.
26767 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
26768 Remove use of parameter_rename_map.
26769 (copy_def): Remove.
26770 (copy_internal_parameters): Remove.
26771 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
26772 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
26773 (free_sese_info): Do not free parameter_rename_map.
26774 (set_rename): Do not use parameter_rename_map.
26775 (rename_uses): Update call to set_rename.
26776 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
26777 * sese.h (parameter_rename_map_t): Remove.
26778 (struct sese_info_t): Remove field parameter_rename_map.
26780 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26781 Sebastian Pop <s.pop@samsung.com>
26783 * graphite-isl-ast-to-gimple.c: Fix comment.
26784 * graphite-scop-detection.c (defined_in_loop_p): New.
26785 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
26786 names defined in loop.
26788 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26789 Sebastian Pop <s.pop@samsung.com>
26791 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
26792 Discard unstructured if-then-else regions.
26794 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26795 Sebastian Pop <s.pop@samsung.com>
26797 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
26798 (cleanup_loop_iter_dom): Remove.
26799 (build_loop_iteration_domains): Remove.
26800 (build_scop_context): Remove.
26801 (build_scop_iteration_domain): Remove.
26802 (add_loop_constraints): New.
26803 (build_iteration_domains): New.
26804 (build_poly_scop): Call build_iteration_domains.
26806 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26807 Sebastian Pop <s.pop@samsung.com>
26809 * graphite-scop-detection.c
26810 (scop_detection::harmful_loop_in_region): Free dom and loops.
26811 (scop_detection::loop_body_is_valid_scop): Free bbs.
26813 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26814 Sebastian Pop <s.pop@samsung.com>
26816 * graphite-scop-detection.c (record_loop_in_sese): New.
26817 (gather_bbs::before_dom_children): Call record_loop_in_sese.
26818 (build_scops): Remove call to build_sese_loop_nests.
26819 * sese.c (sese_record_loop): Remove.
26820 (build_sese_loop_nests): Remove.
26821 (new_sese_info): Remove region->loops.
26822 (free_sese_info): Same.
26823 * sese.h (sese_contains_loop): Same.
26824 (build_sese_loop_nests): Remove.
26825 (sese_contains_loop): Remove.
26827 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26828 Sebastian Pop <s.pop@samsung.com>
26830 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
26831 loop_is_valid_in_scop.
26832 (scop_detection::harmful_stmt_in_region): Renamed
26833 harmful_loop_in_region.
26834 Call loop_is_valid_in_scop.
26836 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26837 Sebastian Pop <s.pop@samsung.com>
26839 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
26842 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26843 Sebastian Pop <s.pop@samsung.com>
26845 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
26846 * graphite.h (struct poly_bb): Remove field is_reduction.
26847 (PBB_IS_REDUCTION): Remove.
26849 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26850 Sebastian Pop <s.pop@samsung.com>
26852 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
26853 (add_pdr_constraints): Same.
26854 (scop_get_reads): Same.
26855 (scop_get_must_writes): Same.
26856 (scop_get_may_writes): Same.
26857 (scop_get_original_schedule): Same.
26858 (extend_schedule): Same.
26859 (apply_schedule_on_deps): Same.
26860 (carries_deps): Same.
26861 (compute_deps): Same.
26862 (scop_get_dependences): Same.
26863 * graphite-isl-ast-to-gimple.c
26864 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
26865 * graphite-optimize-isl.c (get_schedule_for_band): Same.
26866 (get_schedule_for_band_list): Same.
26867 (get_schedule_map): Same.
26868 (apply_schedule_map_to_scop): Same.
26869 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
26870 (build_loop_iteration_domains): Same.
26871 (add_condition_to_pbb): Same.
26872 (add_param_constraints): Same.
26873 (pdr_add_memory_accesses): Same.
26874 (pdr_add_data_dimensions): Same.
26876 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
26878 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
26881 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
26883 * common.opt (feliminate-dwarf2-dups): Replace references to
26884 "DWARF 2" with just "DWARF".
26885 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
26886 * doc/extend.texi: Likewise.
26887 * doc/cpp.texi: Likewise.
26888 * doc/invoke.texi: Likewise.
26889 (Option Summary): Add -gdwarf to list of Debugging Options.
26890 (Debugging Options): Document -gdwarf.
26891 * doc/contrib.texi: Spell "DWARF" like that.
26893 2016-01-21 Jakub Jelinek <jakub@redhat.com>
26895 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
26896 warning. Fix up formatting.
26898 PR middle-end/67653
26899 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
26900 attempt to mark memory input operand addressable and
26901 call prepare_gimple_addressable in that case. Don't adjust
26902 input_location for diagnostics, use error_at instead.
26904 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
26906 * config/rs6000/ppc-auxv.h: New file.
26907 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
26908 (cpu_is): Likewise.
26909 (cpu_supports): Likewise.
26910 * config/rs6000/rs6000.c: include "ppc-auxv.h".
26911 (cpu_is_info): New variable.
26912 (cpu_supports_info): Likewise.
26913 (tcb_verification_symbol): Likewise.
26914 (cpu_builtin_p): Likewise.
26915 (cpu_expand_builtin): New function.
26916 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
26917 (rs6000_init_builtins): Likewise.
26918 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
26919 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
26920 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
26921 * configure: Regenerate.
26922 * config.in: Likewise.
26923 * doc/extend.texi (PowerPC Built-in Functions): Document
26924 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
26926 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
26929 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
26931 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
26934 2016-01-20 Richard Henderson <rth@redhat.com>
26940 * tree.c (tm_define_builtin): New.
26941 (find_tm_vector_type): New.
26942 (build_tm_vector_builtins): New.
26943 (build_common_builtin_nodes): Call it.
26945 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
26947 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
26948 (arm_fp_ok): Likewise.
26949 (arm_fp): Likewise.
26950 (arm_crypto): Likewise.
26952 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
26953 Richard Biener <rguenther@suse.de>
26955 PR tree-optimization/69328
26956 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
26957 vectors have same number of elements.
26958 (vectorizable_condition): Fix masked version recognition.
26960 2016-01-20 Richard Biener <rguenther@suse.de>
26962 PR tree-optimization/69345
26963 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
26964 (VN_INFO_PTR_INFO): Likewise.
26965 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
26966 info when it is equal between non-dominating SSA names.
26967 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
26968 Make sure to look at original SSA infos.
26970 2016-01-20 Jeff Law <law@redhat.com>
26973 * config/m68k/predicates.md (pow2_m1_operand): New predicate
26975 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
26976 (pc_or_label_operand): New predicate.
26977 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
26978 tests for small integers that are 2^n - 1.
26980 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
26982 * doc/invoke.texi (Options Summary): Add '.' after @xref.
26984 2016-01-19 Jeff Law <law@redhat.com>
26986 PR middle-end/69347
26987 * tree-ssa-threadbackwards.c
26988 (fsm_find_control_statement_thread_paths): Do not try to lookup
26989 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
26991 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
26993 * doc/lto.texi: Remove text that says only Gold has linker plugin
26996 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
26998 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
26999 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
27000 the DIE accordingly.
27001 (modified_type_die): Add REVERSE parameter and pass it recursively,
27002 as well as to base_type_die. Adjust presence check accordingly.
27003 (base_type_for_mode): Adjust call to modified_type_die.
27004 (add_type_attribute): Add REVERSE parameter and pass it to
27006 (generic_parameter_die): Adjust call to add_type_attribute.
27007 (add_scalar_info): Likewise.
27008 (add_subscript_info): Likewise.
27009 (gen_array_type_die): Likewise.
27010 (gen_descr_array_type_die): Likewise.
27011 (gen_entry_point_die): Likewise.
27012 (gen_enumeration_type_die): Likewise.
27013 (gen_formal_parameter_die): Likewise.
27014 (gen_subprogram_die): Likewise.
27015 (gen_variable_die ): Likewise.
27016 (gen_const_die): Likewise.
27017 (gen_field_die): Likewise.
27018 (gen_pointer_type_die): Likewise.
27019 (gen_reference_type_die): Likewise.
27020 (gen_ptr_to_mbr_type_die): Likewise.
27021 (gen_inheritance_die): Likewise.
27022 (gen_subroutine_type_die): Likewise.
27023 (gen_typedef_die): Likewise.
27024 (force_type_die): Adjust call to modified_type_die.
27026 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
27028 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
27029 flow throughout the file. Fix broken link to Objective-C 2.0
27031 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
27034 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27036 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
27038 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27041 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
27042 (maybe_record_node): Record cxa_pure_virtual as the only possible
27043 target if there are not ohter candidates.
27044 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
27046 2016-01-19 Richard Biener <rguenther@suse.de>
27048 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
27049 (get_memory_order): Likewise.
27051 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
27053 * tree-vect-stmts.c (vectorizable_store): Check
27056 2016-01-19 David Malcolm <dmalcolm@redhat.com>
27059 * gcc.c (driver::decode_argv): Add call to
27060 init_opts_obstack before init_options_struct.
27061 * opts.c (init_opts_obstack): Remove idempotency.
27062 (init_options_struct): Replace call to init_opts_obstack
27063 with a gcc_assert to verify that it has already been called.
27064 * toplev.c (toplev::main): Add call to init_opts_obstack before
27065 calls to init_options_struct.
27066 (toplev::finalize): Move cleanup of opts_obstack next to
27067 cleanup of save_decoded_options, clearing the latter, and
27068 save_decoded_options_count.
27070 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27073 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
27074 attribute to unconditional. Remove %? from output template.
27076 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27077 Jiong Wang <jiong.wang@arm.com>
27079 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
27080 generated from different expand order.
27082 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27084 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
27085 Add support for CCMP costing.
27087 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27089 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
27090 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
27091 (fccmpe<mode>): Likewise.
27092 (fcmp): Rename to fcmp and globalize pattern.
27094 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
27095 (aarch64_gen_ccmp_next): Add FP support.
27097 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27099 * target.def (gen_ccmp_first): Update documentation.
27100 (gen_ccmp_next): Likewise.
27101 * doc/tm.texi (gen_ccmp_first): Update documentation.
27102 (gen_ccmp_next): Likewise.
27103 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
27104 expand_ccmp_expr_1. Improve comments.
27105 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
27106 (ccmp_ior<mode>): Remove pattern.
27107 (cmp<mode>): Remove expand.
27108 (cmp): Globalize pattern.
27109 (cstorecc4): Use cc_register.
27110 (mov<mode>cc): Remove ccmp_cc_register check.
27111 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
27112 Simplify after removal of CC_DNE/* modes.
27113 (aarch64_ccmp_mode_to_code): Remove.
27114 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
27115 In 'k' case use integer as condition.
27116 (aarch64_nzcv_codes): Remove inverted cases.
27117 (aarch64_code_to_ccmode): Remove.
27118 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
27119 comparison with CC register to be used in folowing CCMP/branch/CSEL.
27120 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
27121 pattern. Return the comparison with CC register. Invert conditions
27122 when bitcode is OR.
27123 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
27124 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
27126 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27128 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
27129 instrumented_version.
27131 2016-01-19 Richard Biener <rguenther@suse.de>
27133 PR tree-optimization/69336
27134 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
27135 handled components with get_ref_base_and_extent.
27136 (equal_mem_array_ref_p): Adjust.
27138 2016-01-19 Jakub Jelinek <jakub@redhat.com>
27141 * shrink-wrap.c: Include valtrack.h.
27142 (move_insn_for_shrink_wrap): Add DEBUG argument. If
27143 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
27144 in between insn and where it will be moved to. Call
27145 dead_debug_insert_temp.
27146 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
27147 first and dead_debug_local_finish at the end.
27148 For uses and defs bitmap, handle all regs in between REGNO and
27149 END_REGNO, not just the first one.
27151 2016-01-19 Richard Biener <rguenther@suse.de>
27153 PR tree-optimization/69352
27154 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
27155 (equal_mem_array_ref_p): Constrain size and max size properly.
27156 Compare the reverse flag.
27158 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
27160 * ira.c (ira): Update regstat data if we deleted insns.
27162 2016-01-19 Jakub Jelinek <jakub@redhat.com>
27164 PR rtl-optimization/68955
27165 PR rtl-optimization/64557
27166 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
27167 here. Fix up formatting.
27168 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
27170 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27173 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
27174 assume that the node has body.
27175 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
27178 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27180 * lto-streamer-out.c (lto_output): Do not stream instrumentation
27183 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27185 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
27186 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
27188 2016-01-19 Martin Jambor <mjambor@suse.cz>
27189 Martin Liska <mliska@suse.cz>
27190 Michael Matz <matz@suse.de>
27192 * Makefile.in (OBJS): Add new source files.
27193 (GTFILES): Add hsa.c.
27194 * common.opt (disable_hsa): New variable.
27195 (-Whsa): New warning.
27196 * config.in (ENABLE_HSA): New.
27197 * configure.ac: Treat hsa differently from other accelerators.
27198 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
27199 $enable_offloading.
27200 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
27201 * doc/install.texi (Configuration): Document --with-hsa-runtime,
27202 --with-hsa-runtime-include, --with-hsa-runtime-lib and
27203 --with-hsa-kmt-lib.
27204 * doc/invoke.texi (-Whsa): Document.
27205 (hsa-gen-debug-stores): Likewise.
27206 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
27207 to invoke offload compiler for hsa acclerator.
27208 * opts.c (common_handle_option): Determine whether HSA offloading
27209 should be performed.
27210 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
27211 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
27212 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
27213 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
27214 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
27215 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
27216 GF_OMP_FOR_KIND_GRID_LOOP.
27217 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
27218 (pp_gimple_stmt_1): Likewise.
27219 * gimple-walk.c (walk_gimple_stmt): Likewise.
27220 * gimple.c (gimple_build_omp_grid_body): New function.
27221 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
27222 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
27223 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
27224 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
27225 GF_OMP_TEAMS_GRID_PHONY.
27226 (gimple_statement_omp_single_layout): Updated comments.
27227 (gimple_build_omp_grid_body): New function.
27228 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
27229 (gimple_omp_for_grid_phony): New function.
27230 (gimple_omp_for_set_grid_phony): Likewise.
27231 (gimple_omp_parallel_grid_phony): Likewise.
27232 (gimple_omp_parallel_set_grid_phony): Likewise.
27233 (gimple_omp_teams_grid_phony): Likewise.
27234 (gimple_omp_teams_set_grid_phony): Likewise.
27235 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
27236 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
27237 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
27238 (BUILT_IN_GOMP_TARGET): Updated type.
27239 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
27240 (adjust_for_condition): New function.
27241 (get_omp_for_step_from_incr): Likewise.
27242 (extract_omp_for_data): Moved parts to adjust_for_condition and
27243 get_omp_for_step_from_incr.
27244 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
27245 (fixup_child_record_type): Bail out if receiver_decl is NULL.
27246 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
27247 (scan_omp_parallel): Do not create child functions for phony
27249 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
27250 (scan_omp_1_op): Checking assert we are not remapping to
27251 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
27252 (parallel_needs_hsa_kernel_p): New function.
27253 (expand_parallel_call): Register apprpriate parallel child
27254 functions as HSA kernels.
27255 (grid_launch_attributes_trees): New type.
27256 (grid_attr_trees): New variable.
27257 (grid_create_kernel_launch_attr_types): New function.
27258 (grid_insert_store_range_dim): Likewise.
27259 (grid_get_kernel_launch_attributes): Likewise.
27260 (get_target_argument_identifier_1): Likewise.
27261 (get_target_argument_identifier): Likewise.
27262 (get_target_argument_value): Likewise.
27263 (push_target_argument_according_to_value): Likewise.
27264 (get_target_arguments): Likewise.
27265 (expand_omp_target): Call get_target_arguments instead of looking
27266 up for teams and thread limit.
27267 (grid_expand_omp_for_loop): New function.
27268 (grid_arg_decl_map): New type.
27269 (grid_remap_kernel_arg_accesses): New function.
27270 (grid_expand_target_kernel_body): New function.
27271 (expand_omp): Call it.
27272 (lower_omp_for): Do not emit phony constructs.
27273 (lower_omp_taskreg): Do not emit phony constructs but create for them
27274 a temporary variable receiver_decl.
27275 (lower_omp_taskreg): Do not emit phony constructs.
27276 (lower_omp_teams): Likewise.
27277 (lower_omp_grid_body): New function.
27278 (lower_omp_1): Call it.
27279 (grid_reg_assignment_to_local_var_p): New function.
27280 (grid_seq_only_contains_local_assignments): Likewise.
27281 (grid_find_single_omp_among_assignments_1): Likewise.
27282 (grid_find_single_omp_among_assignments): Likewise.
27283 (grid_find_ungridifiable_statement): Likewise.
27284 (grid_target_follows_gridifiable_pattern): Likewise.
27285 (grid_remap_prebody_decls): Likewise.
27286 (grid_copy_leading_local_assignments): Likewise.
27287 (grid_process_kernel_body_copy): Likewise.
27288 (grid_attempt_target_gridification): Likewise.
27289 (grid_gridify_all_targets_stmt): Likewise.
27290 (grid_gridify_all_targets): Likewise.
27291 (execute_lower_omp): Call grid_gridify_all_targets.
27292 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
27293 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
27294 (tree_omp_clause): Added union field dimension.
27295 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
27296 * tree.c (omp_clause_num_ops): Added number of arguments of
27297 OMP_CLAUSE__GRIDDIM_.
27298 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
27299 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
27300 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
27301 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
27302 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
27303 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
27304 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
27305 * tree-pass.h (make_pass_gen_hsail): Declare.
27306 (make_pass_ipa_hsa): Likewise.
27307 * ipa-hsa.c: New file.
27308 * lto-section-in.c (lto_section_name): Add hsa section name.
27309 * lto-streamer.h (lto_section_type): Add hsa section.
27310 * timevar.def (TV_IPA_HSA): New.
27311 * hsa-brig-format.h: New file.
27312 * hsa-brig.c: New file.
27313 * hsa-dump.c: Likewise.
27314 * hsa-gen.c: Likewise.
27317 * toplev.c (compile_file): Call hsa_output_brig.
27318 * hsa-regalloc.c: New file.
27320 2016-01-18 Jeff Law <law@redhat.com>
27322 PR tree-optimization/69320
27323 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
27324 ranged object, do nothing if the RHS constant is not [0..1].
27325 (optimize_stmt): Comparing a boolean ranged object against a
27326 constant outside [0..1] results in a compile-time constant.
27328 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
27331 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
27333 * doc/invoke.texi (Invoking GCC): Add new section to menu.
27334 (Option Summary): Update to reflect new section and moved options.
27335 (C++ Dialect Options): Move -fstats to new section.
27336 (Debugging Options): Move all dump, statistics, and other GCC
27337 developer options to new section. Rewrite section introduction
27338 and re-order remaining options to put the more basic ones first.
27339 (Optimization Options): Move -fira-verbose and -flto-report* to
27341 (Developer Options): New section incorporating moved options.
27342 * doc/cppopts.texi (-dM): Update cross-reference.
27344 2016-01-18 Richard Henderson <rth@redhat.com>
27347 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
27348 operands to pseudo only if CSE is expected. Split long immediate
27349 operands only after reload, and for the stack pointer.
27350 (*add<GPI>3_pluslong): Remove.
27351 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
27352 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
27353 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
27354 (*add<GPI>3 peepholes): New.
27355 (*add<GPI>3 splitters): New.
27356 * config/aarch64/constraints.md (Upl): New.
27357 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
27359 2016-01-18 Richard Biener <rguenther@suse.de>
27361 PR tree-optimization/69297
27362 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
27364 (vect_bb_vectorization_profitable_p): Clear visited flag again.
27366 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
27368 PR middle-end/68542
27369 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
27370 of mixind vector and scalar types.
27371 (fold_relational_const): Add handling of vector
27372 comparison with boolean result.
27373 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
27374 comparison of vector operands with boolean result for EQ/NE only.
27375 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
27376 (verify_gimple_cond): Likewise.
27377 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
27380 2016-01-18 Joseph Myers <joseph@codesourcery.com>
27382 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
27385 2016-01-18 Richard Biener <rguenther@suse.de>
27387 PR middle-end/69308
27388 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
27390 2016-01-18 Tom de Vries <tom@codesourcery.com>
27392 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
27394 2016-01-18 Tom de Vries <tom@codesourcery.com>
27396 * omp-low.c (set_oacc_fn_attrib): Make extern.
27397 * omp-low.h (set_oacc_fn_attrib): Declare.
27398 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
27399 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
27400 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
27401 Add and handle function parameter oacc_kernels_p.
27402 (find_reduc_addr, get_omp_data_i_param): New function.
27403 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
27404 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
27405 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
27406 Calculate dominance info. Skip loops that are not in a kernels region
27407 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
27408 (pass_parallelize_loops::execute): Call parallelize_loops with
27409 oacc_kernels_p argument.
27410 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
27411 New member function.
27412 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
27413 * passes.def: Add argument to pass_parallelize_loops instantation.
27415 2016-01-18 Tom de Vries <tom@codesourcery.com>
27417 * tree-parloops.c (pass_parallelize_loops::execute): Allow
27418 pass_parallelize_loops to be run outside the loop pipeline.
27420 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27422 * tree-scalar-evolution.c (follow_copies_to_constant): New.
27423 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
27425 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27428 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
27429 using get_ref_base_and_extent.
27430 (equal_mem_array_ref_p): New.
27431 (hashable_expr_equal_p): Add call to previous.
27433 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27436 * tree-sra.c (disqualified_constants, constant_decl_p): New.
27437 (sra_initialize): Allocate disqualified_constants.
27438 (sra_deinitialize): Free disqualified_constants.
27439 (disqualify_candidate): Update disqualified_constants when appropriate.
27440 (create_access): Scan for constant-pool entries as we go along.
27441 (scalarizable_type_p): Add check against type_contains_placeholder_p.
27442 (maybe_add_sra_candidate): Allow constant-pool entries.
27443 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
27444 (initialize_constant_pool_replacements): New.
27445 (sra_modify_assign): Avoid mangling assignments created by previous,
27446 and don't generate writes into constant pool.
27447 (sra_modify_function_body): Call initialize_constant_pool_replacements.
27449 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27451 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
27452 andnot instruction.
27453 (scalar_chain::convert_op): Likewise.
27454 * config/i386/i386.md (*andndi3_doubleword): New.
27456 2016-01-18 Richard Biener <rguenther@suse.de>
27458 PR tree-optimization/69170
27459 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
27460 building a vector from scalar results of a pattern stmt.
27462 2016-01-18 Jakub Jelinek <jakub@redhat.com>
27464 * haifa-sched.c (autopref_multipass_init): Work around
27465 -Wmaybe-uninitialized warning.
27467 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
27469 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
27470 against the constant 0.
27472 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27474 PR tree-optimization/68799
27475 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
27476 look up phi candidates in the statement-candidate map.
27477 (phi_add_costs): Likewise.
27478 (record_phi_increments): Likewise.
27479 (phi_incr_cost): Likewise.
27480 (ncd_with_phi): Likewise.
27481 (all_phi_incrs_profitable): Likewise.
27483 2016-01-17 Jakub Jelinek <jakub@redhat.com>
27485 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
27486 -Wmaybe-uninitialized warning.
27488 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
27490 * doc/invoke.texi (Invoking GCC): Add new section to menu.
27491 (Option Summary): Update to reflect new section and moved options.
27492 (C++ Dialect Options): Move -fvtable-verify and related options.
27493 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
27494 and profiling-related options.
27495 (Optimization Options): Move profile generation options and
27496 -fstack-protector and related options.
27497 (Instrumentation Options): New section incorporating moved options.
27498 (Code Generation Options): Move -finstrument-functions and
27499 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
27501 2016-01-16 Tom de Vries <tom@codesourcery.com>
27503 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
27505 2016-01-16 Tom de Vries <tom@codesourcery.com>
27507 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
27509 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
27511 * hash-table.h (hash_table::empty): Turn into an inline wrapper
27512 that checks whether the table is already empty. Rename the
27513 original implementation to...
27514 (hash_table::empty_slot): ...this new private function.
27516 2016-01-15 David Malcolm <dmalcolm@redhat.com>
27518 PR diagnostic/68899
27519 * diagnostic-show-locus.c (layout::print_source_line): Move x
27520 offset of line until after call to
27521 get_line_width_without_trailing_whitespace.
27523 2016-01-15 Jeff Law <law@redhat.com>
27525 PR tree-optimization/69270
27526 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
27527 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
27528 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
27529 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
27530 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
27531 ssa_name_has_boolean_range and constant_boolean_node.
27533 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
27535 PR rtl-optimization/69030
27536 * lra-spills.c (remove_pseudos): Check nrefs and make the function
27538 (spill_pseudos): Delete debug insn for dead pseudo.
27539 (lra_spill): Initiate spill_hard_reg and slots memory separately.
27541 2016-01-15 Jiong Wang <jiong.wang@arm.com>
27543 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
27545 (TYPES_UNOPUS): Likewise.
27546 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
27547 builtin type, from UNOP to UNOPUS.
27548 (lbtruncuv4sf): Likewise.
27549 (lbtruncuv2df): Likewise.
27550 (lrounduv2sf): Likewise.
27551 (lrounduv4sf): Likewise.
27552 (lrounduv2df): Likewise.
27553 (lroundusf): Likewise.
27554 (lroundusf): Likewise.
27555 (lceiluv2sf): Likewise.
27556 (lceiluv4sf): Likewise.
27557 (lceiluv2df): Likewise.
27558 (lceilusf): Likewise.
27559 (lceiludf): Likewise.
27560 (lflooruv2sf): Likewise.
27561 (lflooruv4sf): Likewise.
27562 (lflooruv2df): Likewise.
27563 (lfloorusf): Likewise.
27564 (lfloorudf): Likewise.
27565 (lfrintnuv2sf): Likewise.
27566 (lfrintnuv4sf): Likewise.
27567 (lfrintnuv2df): Likewise.
27568 (lfrintnusf): Likewise.
27569 (lfrintnudf): Likewise.
27570 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
27572 (vcvtq_u32_f32): Likewise.
27573 (vcvtq_u64_f64): Likewise.
27574 (vcvta_u32_f32): Likewise.
27575 (vcvtaq_u32_f32): Likewise.
27576 (vcvtaq_u64_f64): Likewise.
27577 (vcvtm_u32_f32): Likewise.
27578 (vcvtmq_u32_f32): Likewise.
27579 (vcvtmq_u64_f64): Likewise.
27580 (vcvtn_u32_f32): Likwise.
27581 (vcvtnq_u32_f32): Likewise.
27582 (vcvtnq_u64_f64): Likewise.
27583 (vcvtp_u32_f32): Likewise.
27584 (vcvtpq_u32_f32): Likewise.
27585 (vcvtpq_u64_f64): Likewise.
27586 (vcvtmd_u64_f64): Likewise.
27587 (vcvtms_u32_f32): Likewise.
27588 (vcvtad_u64_f64): Likewise.
27589 (vcvtas_u32_f32): Likewise.
27590 (vcvtnd_u64_f64): Likewise.
27591 (vcvtns_u32_f32): Likewise.
27592 (vcvtpd_u64_f64): Likewise.
27593 (vcvtps_u32_f32): Likewise.
27595 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27597 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
27598 CSEL of zero_extended registers.
27600 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27602 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
27603 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
27605 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27607 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
27608 false when argument string is not found in the attributes table
27611 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
27614 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
27615 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
27616 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
27617 precision estimate.
27619 2016-01-15 Richard Biener <rguenther@suse.de>
27621 PR tree-optimization/66856
27622 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
27623 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
27624 (vect_create_new_slp_node): Increment stmt reference count.
27625 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
27626 an SLP tree before swapping operands.
27627 (vect_build_slp_tree): Likewise.
27628 (destroy_bb_vec_info): Free stmt info after SLP instances.
27629 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
27630 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
27631 (STMT_VINFO_NUM_SLP_USES): New macro.
27633 2016-01-15 Richard Biener <rguenther@suse.de>
27636 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
27637 (add_linkage_name): ... here.
27638 (gen_typedef_die): Use add_linkage_name_raw instead of
27639 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
27642 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
27644 * gimplify.c (oacc_default_clause): Decode reference and pointer
27645 types for both kernels and parallel regions.
27647 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
27649 PR middle-end/69246
27650 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
27652 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
27654 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
27655 (convert_scalars_to_vector): Likewise.
27657 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
27659 * doc/extend.texi (Type Traits): Fix grammar.
27661 2016-01-15 Martin Jambor <mjambor@suse.cz>
27663 * tree-inline.c (remap_decl): Use existing dclarations if
27664 remapping a type and prevent_decl_creation_for_types.
27665 (replace_locals_stmt): Do an initial remapping of non-VLA typed
27666 decls first. Do real remapping with
27667 prevent_decl_creation_for_types set.
27668 * tree-inline.h (copy_body_data): New field
27669 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
27672 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
27674 * config/s390/s390.opt (mmvcle): More verbose help text.
27676 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
27678 * config/s390/s390.opt: Add period to -mzvector option text.
27680 2016-01-15 Richard Biener <rguenther@suse.de>
27682 PR tree-optimization/68961
27683 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
27684 of invariants in stores again.
27686 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
27688 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
27690 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
27692 * config/i386/i386.c (ix86_expand_branch): Don't split
27693 DI mode xor instruction to SI mode.
27695 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27698 * ipa-icf.c (sem_function::merge): Virtual functions may become
27699 reachable even if they address is not taken and there are no
27702 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27704 * lto-streamer-out.c (subtract_estimated_size): New function.
27705 (get_symbol_initial_value): Use it.
27707 2016-01-15 Christian Bruel <christian.bruel@st.com>
27710 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
27711 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
27712 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
27713 use add_builtin_function_ext_scope instead of add_builtin_function.
27714 (neon_set_p, neon_crypto_set_p): Remove.
27715 (arm_init_builtins): Always call arm_init_neon_builtins and
27716 arm_init_crypto_builtins.
27717 (arm_expand_builtin): Check that builtins are allowed for the arch.
27718 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
27719 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
27720 arm_init_neon_builtins call.
27722 2016-01-15 Richard Biener <rguenther@suse.de>
27724 PR tree-optimization/69117
27725 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
27726 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
27727 of the leader conservatively.
27728 (free_scc_vn): Restore original SSA name infos.
27730 2016-01-14 Jeff Law <law@redhat.com>
27732 PR tree-optimization/69270
27733 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
27734 single bit of precision, verify it's also unsigned.
27735 (record_edge_info): Use constant_boolean_node rather than fold_convert
27736 to convert boolean_true/boolean_false to the right type.
27738 2016-01-14 Richard Henderson <rth@redhat.com>
27741 * loop-doloop.c (record_reg_sets): New.
27742 (doloop_optimize): Reject the transform if the sequence
27743 clobbers registers live at the end of the loop block.
27744 (doloop_optimize_loops): Enable df_live if needed.
27746 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27748 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
27749 * config/rs6000/rs6000.c: Likewise.
27750 * config/rs6000/rs6000.h: Likewise.
27751 * config/rs6000/rs6000.md: Likewise.
27752 * doc/extend.texi: Likewsie.
27754 2016-01-14 Jeff Law <law@redhat.com>
27756 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
27759 2016-01-14 Richard Henderson <rth@redhat.com>
27763 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
27764 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
27765 instead of builtin_decl_declared_p to test for declaration.
27767 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
27769 * doc/loop.texi (Loop Analysis and Representation): Document
27770 loop_depth function.
27772 2016-01-14 Tom de Vries <tom@codesourcery.com>
27774 PR tree-optimization/68773
27775 * omp-low.c (expand_omp_target): Don't set force_output.
27776 * varpool.c (varpool_node::get_create): Same.
27777 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
27778 offload_funcs with force_output.
27780 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27783 * lra-eliminations.c (move_plus_up): Don't change anything if either
27784 the outer or inner subreg mode is not MODE_INT.
27785 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
27786 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
27788 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27790 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
27791 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
27792 reduc_uplus_@var{m}): Remove.
27793 * expr.c (expand_expr_real_2): Remove expansion path for
27794 reduc_[us](min|max|plus) optabs.
27795 * optabs-tree.c (scalar_reduc_to_vector): Remove.
27796 * optabs-tree.h (scalar_reduc_to_vector): Remove.
27797 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
27798 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
27799 * tree-vect-loop.c (vectorizable_reduction): Remove test for
27800 reduc_[us](min|max|plus) optabs.
27802 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27804 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
27805 (reduc_plus_scal_v2sf): New.
27806 (reduc_smax_v2sf): Rename to...
27807 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
27808 (reduc_smin_v2sf): Rename to...
27809 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
27811 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
27813 * alias.c (compare_base_symbol_refs): New function.
27814 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
27817 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27819 PR middle-end/68146
27820 PR tree-optimization/69155
27821 * tree-complex.c: Include cfganal.h.
27822 (phis_to_revisit): New variable.
27823 (extract_component): Add phiarg_p argument. Assert that returned
27824 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
27825 (update_phi_components): Partly rewrite to use loop over real/imag
27826 components instead of code duplication. If extract_component returns
27827 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
27828 create_tmp_reg into the PHI node instead, and mention the phi triplet
27829 in phis_to_revisit.
27830 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
27831 in phis_to_revisit at the end.
27833 2016-01-14 Richard Biener <rguenther@suse.de>
27835 PR tree-optimization/68060
27836 * tree-vect-loop.c (vect_is_simple_reduction): Check the
27837 outer loop reduction is only used in the inner loop before
27838 detecting a double reduction.
27840 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27843 * combine.c (expand_field_assignment): Punt if compute_mode is
27844 unsupported scalar mode.
27846 2016-01-14 Richard Biener <rguenther@suse.de>
27848 PR tree-optimization/66856
27849 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
27850 SLP node only if it built successfully.
27851 (vect_analyze_slp_instance): Adjust.
27853 2016-01-14 Jeff Law <law@redhat.com>
27855 PR tree-optimization/69270
27856 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
27857 (record_edge_info): Use it. Convert boolean_{true,false}_node
27858 to the type of op0.
27860 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
27863 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
27864 use block_ultimate_origin
27865 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
27867 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
27869 * doc/invoke.texi (Submodel Options): Rename section to
27870 "Machine-Dependent Options" to better reflect its content.
27871 Rewrite introductory text to remove archaic CPU names.
27874 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
27876 * doc/invoke.texi (Code Gen Options): Move section up in file,
27877 before target-specific options. Update menu and option summary
27878 to reflect the new section ordering.
27880 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
27882 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
27883 (C++ Dialect Options): Add cross-reference to -std option.
27884 * doc/standards.texi (C++ Language): Document C++14 support.
27886 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
27888 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
27889 for pack/unpack functions for __ibm128.
27890 (PACK_IF): Likewise.
27891 (UNPACK_IF): Likewise.
27893 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
27894 support for __ibm128 pack/unpack functions.
27895 (rs6000_invalid_builtin): Likewise.
27896 (rs6000_init_builtins): Likewise.
27897 (rs6000_opt_masks): Likewise.
27899 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
27900 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
27902 (RS6000_BTM_COMMON): Likewise.
27904 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
27905 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
27906 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
27907 128-bit floating point. Add support for the double values to be
27908 in Altivec registers for TF/IF packing and unpacking, but restrict
27909 TD packing sub-fields to be FPR registers. Don't allow overlapped
27910 register support for packing. Allow pack inputs to be memory
27911 locations. Don't build generator functions for unpack<mode>_dm
27912 and unpack<mode>_nodm.
27913 (unpack<mode>_dm): Likewise.
27914 (unpack<mode>_nodm): Likewise.
27915 (pack<mode>): Likewise.
27917 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
27918 built-in functions to pack/unpack explicit __ibm128 values.
27919 (__builtin_unpack_ibm128): Likewise.
27921 * doc/extend.texi (PowerPC Built-in Functions): Document
27922 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
27924 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
27927 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
27928 Add new arg loc and pass it down as context.
27929 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
27930 to the location to use for the warning.
27931 (check_function_arguments): New arg loc. All callers changed. Pass
27932 it to check_function_nonnull.
27933 * c-common.h (check_function_arguments): Adjust declaration.
27935 2016-01-13 Jakub Jelinek <jakub@redhat.com>
27937 PR tree-optimization/69156
27938 * gimple.c (validate_type): Removed.
27939 (gimple_builtin_call_types_compatible_p): Use
27940 useless_type_conversion_p instead of validate_type.
27941 * value-prof.c (gimple_stringop_fixed_value): Fold
27942 icall_size to correct type.
27944 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
27946 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
27949 2016-01-13 Richard Henderson <rth@redhat.com>
27952 * target.def (builtin_tm_load, builtin_tm_store): Remove.
27953 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
27954 (ix86_builtin_tm_store): Remove.
27955 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
27956 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
27957 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
27958 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
27959 * doc/tm.texi: Rebuild.
27961 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
27962 (BUILT_IN_TM_MEMCPY_RTWN): New.
27963 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
27964 fallback from vector to integer helpers.
27965 (build_tm_load): Handle vector types directly, instead of
27967 (build_tm_store): Likewise.
27968 (expand_assign_tm): Prepare for register types not handled by
27969 the above. Copy them to memory and use memcpy.
27970 * tree.c (tm_define_builtin): New.
27971 (find_tm_vector_type): New.
27972 (build_tm_vector_builtins): New.
27973 (build_common_builtin_nodes): Call it.
27975 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
27977 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
27978 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
27980 2016-01-13 Tom de Vries <tom@codesourcery.com>
27982 PR tree-optimization/69169
27983 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
27984 handled_struct_type param.
27985 (create_variable_info_for, intra_create_variable_infos): Call
27986 create_variable_info_for_1 with extra arg.
27988 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
27990 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
27991 and "armv8.1-a+crc" entries.
27993 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
27996 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
27997 Change first operand predicate from register_or_constm1_operand
27998 to register_operand.
27999 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
28000 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
28001 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
28002 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
28003 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
28004 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
28005 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
28006 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
28007 comparison with constm1_rtx from vec_prefetch_gen part.
28009 2016-01-13 Richard Biener <rguenther@suse.de>
28011 PR tree-optimization/69013
28012 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
28013 Exchange assert for a test.
28015 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28018 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
28020 2016-01-13 Richard Biener <rguenther@suse.de>
28022 PR tree-optimization/69242
28023 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
28024 assert with a check.
28026 2016-01-13 Richard Biener <rguenther@suse.de>
28028 PR tree-optimization/69186
28029 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
28030 Properly guard vect_update_misalignment_for_peel call.
28032 2016-01-12 Jeff Law <law@redhat.com>
28034 PR tree-optimization/pr67755
28035 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
28036 "need_profile_correction".
28037 (thread_block_1): Initialize new field to false by default. If we
28038 have multiple thread paths through a common joiner to different
28039 final targets, then set new field to true.
28040 (compute_path_counts): Only do count adjustment when it's really
28043 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28045 * doc/invoke.texi (Spec Files): Move section down in file, past
28046 all command-line option descriptions.
28048 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28050 PR middle-end/54809
28051 * doc/gty.texi: Remove documentation of mark_hook.
28052 * gengtype.c (struct write_types_data): Remove code to support
28053 mark_hook attribute.
28054 (walk_type): Likewise.
28055 (write_func_for_structure): Likewise.
28057 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28059 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
28060 Directory Options, and -specs= to Overall Options.
28061 (Overall Options): Adjust similarly. Reorder to group related
28062 options together. Make -specs= cross-reference the spec file details.
28063 (Directory Options): Adjust similarly.
28065 2016-01-12 Jeff Law <law@redhat.com>
28067 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
28069 2016-01-12 Olivier Hainque <hainque@adacore.com>
28071 * gcc.c (spec_undefvar_allowed): New global.
28072 (process_command): Set to true when running for --version or --help,
28074 (getenv_spec_function): When the variable is not defined, use the
28075 variable name as the variable value if we're allowed not to issue
28078 2016-01-12 Bin Cheng <bin.cheng@arm.com>
28080 PR tree-optimization/68911
28081 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
28082 information computed for expression "init + nit * step".
28084 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28086 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
28087 about name of GCC executable. Remove deleted node from menu.
28088 (Directory Options) <-B>: Remove cross-reference to deleted node.
28089 (Target Options): Delete section.
28091 2016-01-12 Christian Bruel <christian.bruel@st.com>
28094 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
28095 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
28097 2016-01-12 Jakub Jelinek <jakub@redhat.com>
28100 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
28101 aligned_mem is properly set for AVX512-VL floating point masked
28105 * ifcvt.c (cond_exec_process_if_block): When removing the last
28106 insn from then_bb, remove also any possible barriers that follow it.
28108 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
28112 * config/i386/iamcu.h (SIZE_TYPE): New macro.
28113 (PTRDIFF_TYPE): Likewise.
28114 (WCHAR_TYPE): Likewise.
28115 (WCHAR_TYPE_SIZE): Likewise.
28116 (STDINT_LONG32): Likewise.
28118 2016-01-12 Richard Biener <rguenther@suse.de>
28120 PR tree-optimization/69053
28121 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
28122 convert initial value for cond reductions.
28124 2016-01-12 Richard Biener <rguenther@suse.de>
28126 PR tree-optimization/69007
28127 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
28128 widen_sum after dot_prod and sad.
28130 2016-01-12 Richard Biener <rguenther@suse.de>
28132 PR tree-optimization/69168
28133 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
28134 pattern stmt SLP type.
28135 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
28136 end up unused so cope with that case.
28138 2016-01-12 Richard Biener <rguenther@suse.de>
28140 PR tree-optimization/69157
28141 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
28142 stmts def type only during analyze phase.
28143 (vectorizable_call): Likewise.
28144 (vectorizable_simd_clone_call): Likewise.
28145 (vectorizable_conversion): Likewise.
28146 (vectorizable_assignment): Likewise.
28147 (vectorizable_shift): Likewise.
28148 (vectorizable_operation): Likewise.
28149 (vectorizable_store): Likewise.
28150 (vectorizable_load): Likewise.
28152 2016-01-12 Richard Biener <rguenther@suse.de>
28154 PR tree-optimization/69174
28155 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
28157 (vectorizable_load): Properly compute the number of loads needed
28158 for permuted strided SLP loads and do not spuriously assign
28159 to SLP_TREE_VEC_STMTS.
28161 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
28163 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
28164 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
28165 (MD_EXEC_PREFIX): Remove.
28166 (MD_STARTFILE_PREFIX) Removee.
28167 (FILE_NAME_ABSOLUTE_P): Remove.
28168 (CPP_SPEC): Do not read macros from sys/version.h.
28169 (LINK_COMMAND_SPEC): Remove.
28170 (LOCAL_INCLUDE_DIR): Remove.
28171 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
28172 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
28173 (POST_LINK_SPEC): Define to invoke stubify after linker
28174 (LIBSTDCXX): Remove define
28175 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
28176 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
28177 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
28178 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
28179 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
28180 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
28181 (i386_djgpp_asm_named_section): Add propotype of new procedure
28183 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
28184 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
28185 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
28186 in config/i386/djgpp.h).
28187 (STANDARD_STARTFILE_PREFIX_2): Define identical to
28188 STANDARD_STARTFILE_PREFIX_1.
28189 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
28190 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
28191 installation errors.
28192 (MAX_OFILE_ALIGNMENT): Define to 128.
28193 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
28195 * config/i386/djgpp.c: New file. Add implementation of
28196 i386_djgpp_asm_named_section.
28198 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
28200 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
28201 Add rule for building djgpp.o.
28203 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28205 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
28206 (rtx_is_swappable_p): Reductions are swappable.
28207 (insn_is_swappable_p): V2DF reductions are swappable.
28209 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
28211 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
28212 reloads for other unsupported memory operands.
28214 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28215 Jim Wilson <jim.wilson@linaro.org>
28218 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
28219 copy_to_mode_reg instead of force_reg.
28221 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
28224 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
28225 TARGET_80387 is true.
28227 2016-01-11 Jakub Jelinek <jakub@redhat.com>
28230 * lra-eliminations.c (move_plus_up): Only move plus up
28231 if subreg of the constant can be simplified into constant
28232 and use the simplified subreg of the constant instead of
28233 the original constant.
28235 * fold-const.c (fold_convertible_p): Don't return true
28236 for conversion of VECTOR_TYPE to same sized integral type.
28237 (fold_convert_loc): Fix up formatting. Fold conversion of
28238 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
28239 instead of NOP_EXPR.
28241 PR tree-optimization/69214
28242 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
28243 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
28246 PR tree-optimization/69207
28247 * tree-vect-slp.c (vect_get_constant_vectors): For
28248 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
28249 fold_convertible_p to vector_type's element type, and always
28250 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
28252 2016-01-11 Richard Biener <rguenther@suse.de>
28254 PR tree-optimization/69173
28255 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
28256 fixup the cycle if all stmts are in a pattern.
28258 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
28260 PR middle-end/68999
28261 * alias.c (base_alias_check): Move check for addresses with
28262 alignment ANDs before the call for compare_base_decls.
28263 (memrefs_conflict_p): Return -1 for different decls
28264 that went through alignment adjustments.
28266 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28268 PR rtl-optimization/68796
28269 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
28270 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
28271 and QImode comparisons against zero with CC_NZmode.
28272 * config/aarch64/iterators.md (short_mask): New mode_attr.
28274 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
28276 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
28277 (<avx512>_store<mode>_mask): Likewise.
28279 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
28280 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28282 PR rtl-optimization/68841
28283 * ifcvt.c (struct noce_if_info): Add orig_x field.
28284 (bbs_ok_for_cmove_arith): Add to_rename parameter.
28285 Don't record conflicts on to_rename if it's present.
28286 Allow memory destinations in sets.
28287 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
28288 blocks, passing orig_x to the checks.
28289 (noce_process_if_block): Set if_info->orig_x appropriately.
28291 2016-01-11 Tom de Vries <tom@codesourcery.com>
28293 PR tree-optimization/69069
28294 * tree-parloops.c (create_parallel_loop): Add missing phi args.
28296 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
28298 PR rtl-optimization/68920
28299 * config/i386/i386.c (ix86_option_override_internal): Restrict number
28300 of conditional moves for RTL if-conversion to 1 for
28301 TARGET_ONE_IF_CONV_INSN.
28302 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
28303 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
28304 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
28305 parameter to restirct number of conditional moves for
28307 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
28308 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
28311 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
28314 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
28315 onepart vars. Fix typo in comment. Fix reversed condition in
28317 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
28320 * var-tracking.c (dump_onepart_variable_differences): New.
28321 (dataflow_set_different): If a detailed dump is requested,
28322 delay early returns and dump differences between onepart
28323 variables present before and after, and added variables.
28325 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28328 * expr.c (expand_expr_real_1): For boolean vector constants
28329 with a scalar mode use const_scalar_mask_from_tree.
28330 (const_scalar_mask_from_tree): New.
28331 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
28332 assigned to a mask type to handle constants.
28334 2016-01-11 Martin Jambor <mjambor@suse.cz>
28337 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
28338 useless parameters if we cannot change function signature.
28340 2016-01-11 Martin Jambor <mjambor@suse.cz>
28343 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
28346 2016-01-11 Tom de Vries <tom@codesourcery.com>
28348 PR tree-optimization/69109
28349 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
28352 2016-01-11 Tom de Vries <tom@codesourcery.com>
28354 PR tree-optimization/69108
28355 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
28356 res is not used in a phi.
28358 2016-01-11 Yury Gribov <y.gribov@samsung.com>
28361 * common.opt (frandom-seed): Fix parameter name.
28362 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
28364 2016-01-11 Tom de Vries <tom@codesourcery.com>
28366 PR tree-optimization/69058
28367 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
28370 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
28372 * config/arc/arc.opt (mdiv-rem): Add period to the end.
28373 (mcode-density): Likewise.
28375 2016-01-10 Tom de Vries <tom@codesourcery.com>
28377 PR tree-optimization/69062
28378 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
28379 (parallelize_loops): Don't paralelize loop that has phi with address
28382 2016-01-10 Tom de Vries <tom@codesourcery.com>
28384 PR tree-optimization/69039
28385 * tree-parloops.c (try_create_reduction_list): Only allow single exit
28388 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
28390 PR middle-end/68743
28391 * match.pd: Require target has function_c99_misc before doing
28392 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
28394 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
28396 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
28398 * configure: Regenerate.
28400 2016-01-09 Jakub Jelinek <jakub@redhat.com>
28402 PR middle-end/50865
28403 PR tree-optimization/69097
28404 * fold-const.h (expr_not_equal_to): New prototype.
28405 * fold-const.c: Include stringpool.h and tree-ssanames.h.
28406 (expr_not_equal_to): New function.
28407 * match.pd (X % -Y is the same as X % Y): Don't optimize
28408 unless X is known not to be equal to minimum or Y is known
28409 not to be equal to -1.
28410 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
28411 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
28412 (simplify_stmt_using_ranges): Adjust caller.
28413 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
28414 substitute_and_fold.
28416 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
28418 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
28421 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28423 PR tree-optimization/69167
28424 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
28425 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
28427 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
28429 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
28430 Richard Biener <rguenther@suse.de>
28432 PR tree-optimization/68707
28433 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
28434 instances that can be handled via vect_load_lanes.
28436 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
28438 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
28439 if we can't determine address equivalence.
28440 * alias.c (compare_base_decl): Update for changed return value of
28441 symtab_node::equal_address_to.
28443 2016-01-08 Jason Merrill <jason@redhat.com>
28447 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
28448 * expr.c (store_field): Not here.
28449 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
28450 call with TREE_ADDRESSABLE type.
28451 * tree-cfg.c (verify_gimple_call): Adjust.
28453 2016-01-08 Olivier Hainque <hainque@adacore.com>
28455 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
28458 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
28460 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
28461 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
28462 (reduc_smin_v2sf): Rename to...
28463 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
28464 (reduc_splus_v2sf): Rename to...
28465 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
28467 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28469 PR tree-optimization/69162
28470 * gimplify.c (gimplify_va_arg_expr): Encode original type of
28471 valist argument in another argument.
28472 (gimplify_modify_expr): Adjust for the above change. Cleanup.
28473 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
28474 to determine the va_list type, build a MEM_REF instead of
28475 build_fold_indirect_ref.
28477 PR tree-optimization/69172
28478 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
28481 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
28483 PR tree-optimization/67781
28484 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
28485 and cmpnop in two steps: first the ones not accessed in original
28486 gimple expression in a endian independent way and then the ones not
28487 accessed in the final result in an endian-specific way.
28489 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28491 PR tree-optimization/69083
28492 * tree-vect-slp.c (vect_get_constant_vectors): For
28493 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
28494 element type. If op is fold_convertible_p to vector_type's element
28495 type, use NOP_EXPR instead of VCE.
28497 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
28499 PR rtl-optimization/67778
28500 PR rtl-optimization/68634
28501 PR rtl-optimization/68909
28502 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
28503 block from the stack until done with it. Remove a superfluous
28504 bitmap set. Remove a superfluous bitmap test.
28506 2016-01-07 Martin Sebor <msebor@redhat.com>
28509 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
28510 constraint on the type of arguments.
28512 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
28514 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
28515 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
28516 unaligned_access on the gcc_options set.
28517 * config/arm/arm.c (arm_option_override_internal): Use
28518 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
28520 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
28523 * config/i386/i386.c (ix86_frame_pointer_required): Enable
28524 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
28526 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
28529 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
28532 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
28533 depending on frame_pointer_needed before remaining integer and SSE
28534 registers are saved.
28536 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
28539 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
28541 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
28544 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
28545 Use the "xBm" constraint.
28546 (float<sseintvecmodelower><mode>2<mask_name><round_name):
28548 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
28549 (sse_cvtsi2ssq<round_name>): Likewise.
28550 (sse_cvtss2si<round_name>): Likewise.
28551 (sse_cvtss2siq<round_name>): Likewise.
28552 (sse2_cvtsi2sdq<round_name>): Likewise.
28553 (sse2_cvtsd2si<round_name>): Likewise.
28554 (sse2_cvtsd2siq<round_name>): Likewise.
28555 * config/i386/subst.md (round_nimm_scalar_predicate): New
28558 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
28560 PR middle-end/67639
28561 * varasm.c (make_decl_rtl): Mark invalid register vars as
28564 PR rtl-optimization/66206
28565 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
28566 All callers changed.
28568 2016-01-07 Jakub Jelinek <jakub@redhat.com>
28570 PR tree-optimization/69141
28571 * tree-ssa-pre.c: Include langhooks.h.
28572 (eliminate_dom_walker::before_dom_children): Use
28573 lang_hooks.decl_printable_name instead of
28574 cgraph_node::get ()->name ().
28576 PR middle-end/68960
28577 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
28578 it and DECL_ALIGN too.
28580 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
28582 * config/mips/mips-ftypes.def: Sort to lexicographical order.
28584 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
28587 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
28588 depending on frame_pointer_needed before remaining integer and SSE
28589 registers are saved.
28591 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28593 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
28594 mode iterator with VSX_M2.
28595 (*p9_vecstore_<mode>): Likewise.
28596 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
28597 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
28598 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
28599 (define_split for VSX_LE128 stores): Likewise.
28600 (define_peephole2 for TImode LE swaps): Likewise.
28601 (define_split for VSX_LE128 post-reload stores): Likewise.
28603 2016-01-06 Marek Polacek <polacek@redhat.com>
28606 * convert.c (convert_to_integer_1): Adjust call to
28607 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
28608 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
28609 EXPR instead of ARG.
28610 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
28612 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28615 * doc/extend.texi (RL78 Variable Attributes): New section.
28617 2016-01-05 Marek Polacek <polacek@redhat.com>
28620 * builtins.c (get_memmodel): Use expansion point location rather than
28621 the input location. Call warning_at rather than warning.
28622 (expand_builtin_atomic_compare_exchange): Likewise.
28623 (expand_builtin_atomic_load): Likewise.
28624 (expand_builtin_atomic_store): Likewise.
28625 (expand_builtin_atomic_clear): Likewise.
28627 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
28630 * config/i386/i386.c (ix86_expand_vector_logical_operator):
28631 Replace nonimmediate_operand with vector_operand.
28632 * config/i386/predicates.md (vector_operand): New predicate.
28633 (general_vector_operand): Replace nonimmediate_operand with
28635 * config/i386/sse.md: Replace nonimmediate_operand with
28636 vector_operand and m constraint with Bm constraint on SSE
28637 patterns with 16-byte memory operand.
28638 * config/i386/subst.md (round_nimm_predicate): Replace
28639 nonimmediate_operand with vector_operand.
28640 (round_saeonly_nimm_predicate): Likewise.
28641 (round_saeonly_nimm_scalar_predicate): New.
28643 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
28646 * config/i386/constraints.md (Bm): New constraint.
28647 * config/i386/predicates.md (vector_memory_operand): New
28649 * config/i386/sse.md: Replace xm with xBm in plusminus and
28650 any_logic patterns.
28652 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28655 * doc/extend.texi (V850 Function Attributes): New section.
28656 (V850 Variable Attributes): New section.
28658 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28661 * doc/extend.texi (MicroBlaze Function Attributes): Document
28662 interrupt_handler and fast_interrupt attributes.
28664 2016-01-05 Sergei Trofimovich <siarheit@google.com>
28667 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
28668 for local symbolic operands.
28669 * config/ia64/predicates.md (local_symbolic_operand64): New
28672 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28674 PR rtl-optimization/68651
28675 * combine.c (combine_simplify_rtx): Canonicalize x + x into
28678 2016-01-05 Nathan Sidwell <nathan@acm.org>
28680 * alias.c (compare_base_decls): Use symtab_node::get.
28682 2016-01-05 Nick Clifton <nickc@redhat.com>
28685 * ira-costs.c (copy_cost): Initialise the t_icode field of the
28686 secondary_reload_info structure.
28689 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
28690 decls if weak support is available.
28692 2016-01-04 Martin Sebor <msebor@redhat.com>
28694 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
28696 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
28698 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
28699 OPTION_MASK_P9_DFORM.
28701 * config/rs6000/constraints.md (wo constraint): New constraint for
28704 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
28706 (rs6000_init_hard_regno_mode_ok): Likewise.
28708 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
28711 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
28712 expanders not to have constraints. Add support for ISA 3.0 xxperm
28713 instruction. Add support for fusing xxlor with xxperm.
28714 (altivec_vperm_<mode>_internal): Likewise.
28715 (altivec_vperm_v8hiv16qi): Likewise.
28716 (altivec_vperm_<mode>v16q): Likewise.
28717 (altivec_vperm_<mode>_uns): Likewise.
28718 (vperm_v8hiv4si): Likewise.
28719 (vperm_v16qiv8hi): Likewise.
28721 * doc/md.texi (RS/6000 constraints): Document wo constraint.
28723 2016-01-04 Jakub Jelinek <jakub@redhat.com>
28725 Update copyright years.
28727 * gcc.c (process_command): Update copyright notice dates.
28728 * gcov-dump.c (print_version): Ditto.
28729 * gcov.c (print_version): Ditto.
28730 * gcov-tool.c (print_version): Ditto.
28731 * gengtype.c (create_file): Ditto.
28732 * doc/cpp.texi: Bump @copying's copyright year.
28733 * doc/cppinternals.texi: Ditto.
28734 * doc/gcc.texi: Ditto.
28735 * doc/gccint.texi: Ditto.
28736 * doc/gcov.texi: Ditto.
28737 * doc/install.texi: Ditto.
28738 * doc/invoke.texi: Ditto.
28740 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28742 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
28743 modes larger than TImode as TImode if NEON is not enabled.
28745 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28748 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
28749 mode for %f0-%f31 only if TARGET_FPU.
28751 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28754 * config/sparc/sparc.c (scan_record_type): Take into account subfields
28755 to compute the PACKED_P predicate.
28756 (function_arg_record_value): Minor tweaks.
28758 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
28760 * doc/install.texi (--with-multilib-list): Describe the meaning of the
28761 option for arm*-*-* targets.
28763 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
28765 * doc/extend.texi (Common Function Attributes): Move docs for
28766 MSP430-specific attributes to....
28767 (MSP430 Function Attributes): ...here. Delete the redundant
28768 entries and copy-edit the remaining text.
28769 (MSP430 Variable Attributes): Use uniform format for index
28770 entries and add a cross-reference to the corresponding function
28773 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
28775 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
28777 (x86 Options): Likewise.
28779 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28783 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
28784 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
28785 to corresponding attribute.
28787 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28789 * doc/extend.texi (Common Function Attributes) <noplt>: Move
28790 to correct alphabetization of table. Copy-edit and correct
28792 <stack_protect>: Likewise.
28793 <target_clones>: Likewise.
28795 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
28796 Correct punctuation.
28797 (Code Gen Options) <-fno-plt>: Copy-edit.
28799 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
28802 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
28803 SI values. Explicitly convert SI to DI and vice-versa.
28805 2016-01-01 Jakub Jelinek <jakub@redhat.com>
28807 PR tree-optimization/69070
28808 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
28809 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
28812 * ubsan.c (ubsan_instrument_float_cast): Call
28813 initialize_sanitizer_builtins.
28816 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
28818 Copyright (C) 2016 Free Software Foundation, Inc.
28820 Copying and distribution of this file, with or without modification,
28821 are permitted in any medium without royalty provided the copyright
28822 notice and this notice are preserved.