1 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3 * config/sh/sh.c (sh_canonical_va_list_type): New.
4 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
6 2008-07-09 Raksit Ashok <raksit@google.com>
8 * doc/invoke.texi (Option Summary): Mention new option
9 -Wdisallowed-function-list=...
10 (Warning Options): Document -Wdisallowed-function-list=...
11 * common.opt (Wdisallowed-function-list=): New flag.
12 * flags.h (warn_disallowed_functions): External definition of new
14 (warn_if_disallowed_function_p): Declare new function.
15 * opts.c (warning_disallowed_functions): New static variable.
16 (warn_disallowed_functions): New boolean warning flag.
17 (warn_if_disallowed_function_p): New function.
18 (add_comma_separated_to_vector): Rename
19 add_instrument_functions_exclude_list to this.
20 (common_handle_option): Handle new option. Rename calls to
21 add_instrument_functions_exclude_list into calls to
22 add_comma_separated_to_vector.
23 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
24 based on flag warn_disallowed_functions.
26 2008-07-09 Christian Bruel <christian.bruel@st.com>
28 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
29 instead of get_attr_length.
31 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
33 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
35 * genemit.c (gen_insn): Likewise.
36 * gengtype.c (note_def_vec): Likewise.
37 * gengtype.h (note_def_vec): Likewise.
38 * genoutput.c (struct data, output_insn_data, process_template,
39 gen_expand, gen_split, note_constraint): Likewise.
40 * genrecog.c (new_decision, add_to_sequence, factor_tests,
41 make_insn_sequence): Likewise.
42 * gensupport.c (record_insn_name): Likewise.
44 2008-07-08 Doug Kwan <dougkwan@google.com>
46 * config/arm/arm.opt (mandroid): New option.
47 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
48 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
52 (STARTFILE_SPEC): Same.
54 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
57 2008-07-08 Raksit Ashok <raksit@google.com>
59 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
60 (set_storage_via_setmem): Fix expected_align parameter.
61 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
62 missing from the list.
63 * doc/md.texi (movmem): Explicitly state that expected alignment is
64 to be expressed in bytes.
65 (setmem): Explicitly state that expected alignment is to be expressed
68 2008-07-08 Joseph Myers <joseph@codesourcery.com>
70 * reload.c (find_reloads_subreg_address): Do not require validity
71 of address in original mode before reloading address.
73 2008-07-07 Tianwei Sheng <tianweis@google.com>
75 * df-core.c (df_remove_problem): Adjust the access to avoid out of
78 2008-07-08 Jakub Jelinek <jakub@redhat.com>
80 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P
83 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
85 Fix PR tree-optimization/23455
86 Fix PR tree-optimization/35286
87 Fix PR tree-optimization/35287
88 * Makefile.in (OBJS-common): Remove tree-vn.o.
90 * dbgcnt.def: Add treepre_insert debug counter.
91 * gcc/tree-flow.h (add_to_value): Updated for other changes.
92 (debug_value_expressions): Ditto.
93 (print_value_expressions): Ditto.
94 * tree-pretty-print.c (dump_generic_node): Updated for
96 * tree-ssa-dom.c (record_equality): Ditto.
97 (cprop_operand): Ditto.
98 (lookup_avail_expr): Ditto.
99 * tree-ssa-threadedge.c
100 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
101 (simplify_control_stmt_condition): Ditto.
102 * tree.c (tree_code_size): Ditto.
103 (tree_node_structure): Ditto.
104 (iterative_hash_expr): Ditto.
106 * tree.h (VALUE_HANDLE_ID): Ditto.
107 (VALUE_HANDLE_EXPR_SET): Ditto.
108 (struct tree_value_handle): Ditto.
109 (union tree_node): Ditto.
110 * treestruct.def: Ditto.
111 * tree-vn.c: Removed.
112 * tree-ssa-pre.c: Rewritten entirely.
113 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
114 (constant_value_ids): Ditto.
115 (vn_nary_op_t): Moved to header.
117 (vn_reference_op_t): Ditto
118 (vn_reference_t): Ditto.
119 (next_value_id): New variable.
120 (VN_INFO): Add an assert.
121 (vn_constant_eq): New function.
122 (vn_constant_hash): Ditto.
123 (get_or_alloc_constant_value_id): Ditto.
124 (value_id_constant_p): Ditto.
125 (vn_reference_compute_hash): De-staticify.
126 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
127 Disable some code with a FIXME.
128 Remove VALUE_HANDLE use.
129 (valueize_refs): Update opcode if it changes from ssa name to
131 (vn_reference_lookup_1): Add new argument.
132 (vn_reference_lookup): Ditto.
133 (vn_reference_lookup_pieces): New function.
134 (vn_reference_insert): Add return type. Modify to deal with value
136 (vn_reference_insert_pieces): New function.
137 (vn_nary_op_compute_hash): De-staticify.
138 (vn_nary_op_eq): Ditto.
139 (vn_nary_op_lookup_pieces): New function.
140 (vn_nary_op_lookup): Add new argument.
141 (vn_nary_op_insert_pieces): New function.
142 (vn_nary_op_insert): Add return type. Modify to deal with value
144 (vn_phi_insert): Ditto.
145 (visit_unary_op): Update for callee changes.
146 (visit_binary_op): Ditto.
147 (visit_reference_op_load): Ditto.
148 (visit_reference_op_store): Ditto.
149 (init_scc_vn): Init next_value_id, constant_to_value_id and
151 (free_scc_vn): Free them.
152 (set_hashtable_value_ids): New function.
153 (run_scc_vn): Use it.
154 (get_max_value_id): New function.
155 (get_next_value_id): Ditto.
156 (expressions_equal_p): Moved from tree-vn.c
158 (sort_vuses_heap): Ditto.
159 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
161 * tree.c (iterative_hash_hashval_t): Made non-static
162 * tree.h (iterative_hash_hashval_t): Declare it.
164 2008-07-08 Martin Jambor <mjambor@suse.cz>
166 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
167 instead of ipa_create_node_params.
168 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
169 ipa_check_create_edge_args, free them with
170 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
172 * ipa-prop.c: Include flags.h and tree-inline.h.
173 (ipa_node_params_vector): New variable.
174 (ipa_edge_args_vector): New variable.
175 (edge_removal_hook_holder): New variable.
176 (node_removal_hook_holder): New variable.
177 (edge_duplication_hook_holder): New variable.
178 (node_duplication_hook_holder): New variable.
179 (ipa_detect_param_modifications): Check for presence of modified flags.
180 (ipa_compute_jump_functions): Check for presence of jump functions.
181 (ipa_free_edge_args_substructures): New function.
182 (ipa_create_node_params): Removed.
183 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
184 (ipa_free_node_params_substructures): New function.
185 (ipa_free_all_node_params): Changed to deallocate the on-the-side
187 (ipa_edge_removal_hook): New function.
188 (ipa_node_removal_hook): New function.
189 (duplicate_array): New function.
190 (ipa_edge_duplication_hook): New function.
191 (ipa_node_duplication_hook): New function.
192 (ipa_register_cgraph_hooks): New function.
193 (ipa_unregister_cgraph_hooks): New function.
194 (free_all_ipa_structures_after_ipa_cp): New function.
196 * ipa-prop.h: Include vec.h.
197 (ipa_node_params_t): New typedef with vector types for it.
198 (ipa_edge_args_t): New typedef with vector types for it.
199 (IPA_NODE_REF): Changed to access an on-the-side vector.
200 (IPA_EDGE_REF): Changed to access an on-the-side vector.
201 (ipa_check_create_node_params): New function.
202 (ipa_check_create_edge_args): New function.
204 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
207 2008-07-07 Tom Tromey <tromey@redhat.com>
209 * configure, config.in: Rebuilt.
210 * configure.ac: Don't check for scandir or alphasort.
212 2008-07-07 Joseph Myers <joseph@codesourcery.com>
214 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
215 types immediately after creating them.
217 2008-07-07 Joseph Myers <joseph@codesourcery.com>
219 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
221 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
223 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
224 dump_constraint_graph.
225 (dump_constraint_edge): New function.
226 (dump_constraint_graph): New function.
227 (debug_constraint_graph): New function.
228 (dump_constraint): Removed useless comparison.
229 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
230 (dump_constraint_graph): Declare.
231 (debug_constraint_graph): Declare.
232 * tree-dump.c (struct dump_option_value_info): Declare
235 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
237 * config/i386/i386.c (is_va_list_char_pointer): New.
238 (ix86_va_start): Replace compare with ms_va_list_type_node
239 by is_va_list_char_pointer.
240 (ix86_gimplify_va_arg): Likewise.
242 2008-07-07 Martin Jambor <mjambor@suse.cz>
244 * cgraph.c (cgraph_edge_max_uid): New variable.
245 (struct cgraph_edge_hook_list): New type.
246 (struct cgraph_node_hook_list): New type.
247 (struct cgraph_2edge_hook_list): New type.
248 (struct cgraph_2node_hook_list): New type.
249 (first_cgraph_edge_removal_hook): New variable.
250 (first_cgraph_node_removal_hook): New variable.
251 (first_cgraph_edge_duplicated_hook): New variable.
252 (first_cgraph_node_duplicated_hook): New variable.
253 (cgraph_add_edge_removal_hook): New function.
254 (cgraph_remove_edge_removal_hook): New function.
255 (cgraph_call_edge_removal_hooks): New function.
256 (cgraph_add_node_removal_hook): New function.
257 (cgraph_remove_node_removal_hook): New function.
258 (cgraph_call_node_removal_hooks): New function.
259 (cgraph_add_edge_duplication_hook): New function.
260 (cgraph_remove_edge_duplication_hook): New function.
261 (cgraph_call_edge_duplication_hooks): New function.
262 (cgraph_add_node_duplication_hook): New function.
263 (cgraph_remove_node_duplication_hook): New function.
264 (cgraph_call_node_duplication_hooks): New function.
265 (cgraph_create_edge): Assign to edge uid.
266 (cgraph_remove_edge): Call edge removal hooks.
267 (cgraph_node_remove_callees): Call edge removal hooks.
268 (cgraph_node_remove_callers): Call edge removal hooks.
269 (cgraph_remove_node): Call node removal hooks.
270 (cgraph_clone_edge): Call edge duplication hooks.
271 (cgraph_clone_node): Call node duplication hooks.
273 * cgraph.h (cgraph_edge): New field uid.
274 (cgraph_edge_hook): New type.
275 (cgraph_node_hook): New type.
276 (cgraph_2edge_hook): New type.
277 (cgraph_2node_hook): New type.
279 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
281 * config.in: Regenerate.
283 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
285 * gcc.c (print_sysroot): New.
286 (option_map, display_help, process_command): Handle the
287 -print-sysroot option.
288 (main): Print the sysroot if requested.
289 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
291 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
294 * unwind-pe.h (size_of_encoded_value): add attribute unused.
296 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
298 * function.c (assign_parm_remove_parallels): Check mode of
300 (assign_parm_setup_block_p): Also check mode of entry_parm.
302 2008-07-07 Richard Guenther <rguenther@suse.de>
304 * tree-ssa-structalias.h (set_used_smts): Remove.
305 * tree-ssa-structalias.c (used_smts): Likewise.
306 (set_used_smts): Likewise.
307 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
308 call to set_used_smts.
310 2008-07-07 Richard Guenther <rguenther@suse.de>
312 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
313 (new_var_info): Set it to false.
314 (solution_set_add): Correctly handle pointers outside a var and
316 (type_safe): Treat variables with is_full_var properly.
317 (do_sd_constraint): Likewise.
318 (do_ds_constraint): Likewise.
319 (process_constraint): Remove zeroing offset for !use_field_sensitive.
320 (get_constraint_for_ptr_offset): New function.
321 (get_constraint_for_component_ref): For addresses at least include
322 the last field of the variable. Handle is_full_vars properly.
323 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
324 (handle_ptr_arith): Remove.
325 (find_func_aliases): Simplify assignment handling.
326 (create_function_info_for): For parameter and result varinfos set
328 (create_variable_info_for): Set is_full_var flag whenever we
329 just created a single varinfo for a decl.
330 (init_alias_vars): Initialize use_field_sensitive from
331 max-fields-for-field-sensitive parameter.
333 2008-07-07 Richard Guenther <rguenther@suse.de>
335 PR tree-optimization/36713
336 * tree-flow-inline.h (is_call_used): New function.
337 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
338 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
339 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
341 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
343 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
345 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
347 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
349 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
350 Nathan Sidwell <nathan@codesourcery.com>
352 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
353 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
355 * config/m68k/t-linux: New.
356 * doc/install.texi: Document m68k-*-linux is now multilibbed by
359 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
361 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
362 * config/m68k/m68k-devices.def: Remove multilibs that only differ
365 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
367 * gcc.c (execute): Fix -Wc++-compat warning.
369 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
372 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
373 constant for little endian.
375 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
377 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
378 mips_base_mips16 instead of TARGET_MIPS16.
379 (mips_base_mips16): Declare.
380 * config/mips/mips.c (mips_base_mips16): Make global.
381 (was_mips16_p): Remove GTY marker.
382 (was_mips16_pch_p): New variable.
383 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
384 (mips_override_options): Force to non-MIPS16 mode initially.
385 Do not complain about MIPS16 PIC incompatibilities here.
386 Only allow -mgpopt if -mexplicit-relocs is in force for
389 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
391 * configure.ac: Check for caddr_t, define to char * if not defined.
392 * configure: Regenerate.
393 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
394 (mmap_gt_pch_use_address): Likewise.
395 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
397 2008-07-06 Richard Guenther <rguenther@suse.de>
399 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
400 (new_var_info): Deal with it.
401 (solution_set_add): Likewise.
402 (bitpos_of_field): Make signed, fix.
403 (struct fieldoff): Remove type and decl fields. Make size field
404 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
406 (fieldoff_compare): Deal with it.
407 (push_fields_onto_fieldstack): Remove has_union argument, glob
408 adjacent non-pointer fields together.
409 (create_function_info_for): Do not set has_union.
410 (create_variable_info_for): Simplify.
412 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
414 * config.gcc (extra_headers): Add cross-stdarg.h for target
415 x86_64-*-* and i?86-*-*.
416 * config/i386/cross-stdarg.h: New.
417 * builtins.c (std_fn_abi_va_list): New.
418 (std_canonical_va_list_type): New.
419 (stabilize_va_list): Replace va_list_type_node use by
420 mtarget.canonical_va_list_type.
421 (gimplify_va_arg_expr): Likewise.
422 (expand_builtin_va_copy): Replace va_list_type_node use by
423 mtarget.fn_abi_va_list.
424 * tree-sra.c (is_va_list_type): New helper.
425 (decl_can_be_decomposed_p): Replace
426 va_list_type_node use by is_va_list_type.
427 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
428 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
429 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
430 * config/i386/i386-protos.h (ix86_get_valist_type): New.
431 (ix86_enum_va_list): New.
432 * config/i386/i386.c (sysv_va_list_type_node): New.
433 (ms_va_list_type_node): New.
434 (ix86_function_type_abi): Remove sorry.
435 (ix86_build_builtin_va_list_abi): New.
436 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
438 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
439 (ix86_init_builtins_va_builtins_abi): New.
440 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
442 (ix86_handle_abi_attribute): New.
443 (attribute_spec): Add sysv_abi and ms_abi.
444 (ix86_fn_abi_va_list): New.
445 (ix86_canonical_va_list_type): New.
446 (ix86_enum_va_list): New.
447 (TARGET_FN_ABI_VA_LIST): New.
448 (TARGET_CANONICAL_VA_LIST_TYPE): New.
449 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
450 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
451 (TARGET_CANONICAL_VA_LIST_TYPE): New.
452 (TARGET_ENUM_VA_LIST): New.
453 * expr.h (std_fn_abi_va_list): New.
454 (std_canonical_va_list_type): New.
455 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
456 (TARGET_CANONICAL_VA_LIST_TYPE): New.
457 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
458 TARGET_CANONICAL_VA_LIST_TYPE.
459 * target.h (struct gcc_target): Add fn_abi_va_list hook
460 and canonical_va_list_type hook.
462 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
464 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
465 integral and pointer types.
467 2008-07-04 Roger Sayle <roger@eyesopen.com>
469 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
470 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
472 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
475 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
478 2008-07-04 Jakub Jelinek <jakub@redhat.com>
480 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
481 build_gimple_modify_stmt.
482 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
483 gimple operand. Use fold_build* instead of build*.
485 2008-07-04 Richard Guenther <rguenther@suse.de>
487 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
488 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
489 properly to compute the reachability set if we do field-sensitive PTA.
490 * invoke.texi (max-fields-for-field-sensitive): Document default.
491 * opts.c (decode_options): Set max-fields-for-field-sensitive to
492 100 for optimize >= 2.
494 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
496 * ggc-zone.c (lookup_page_table_if_allocated,
497 set_page_table_entry, zone_find_object_size, alloc_small_page,
498 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
499 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
500 -Wc++-compat and/or -Wcast-qual warnings.
502 2008-07-04 Alan Modra <amodra@bigpond.net.au>
505 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
506 pic_offset_table_rtx to be marked as used here.
507 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
508 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
509 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
510 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
513 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
515 * alloc-pool.c (hash_descriptor, eq_descriptor,
516 alloc_pool_descriptor): Fix -Wc++-compat warnings.
517 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
519 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
520 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
521 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
523 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
526 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
528 * tree-flow.h (loop_only_exit_p): Declare.
529 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
530 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
531 the number of iterations if it is constant. Otherwise, if this is the
532 only possible exit of the loop, use the conservative estimate on the
533 number of iterations of the entire loop if available.
535 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
537 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
538 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
539 Add synchronization functions.
540 * config/sync.c: New file.
541 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
542 (LIBGCC_SYNC_CFLAGS): Likewise.
544 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
547 * config/i386/i386.md (mode): Add TF to "mode" attribute.
548 (*pushtf_sse): New insn pattern.
549 (pushtf splitters): New splitters.
551 2008-07-03 Michael Meissner <gnu@the-meissners.org>
554 * predict.c (build_predict_expr): Use void_type_node for the tree
555 type, instead of NULL_TREE.
557 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
559 * config/i386/i386.c (contains_aligned_value_p): Return true
561 (ix86_data_alignment): Align TCmode to 128bits.
562 (ix86_local_alignment): Likewise.
564 2008-07-03 Andrew Haley <aph@redhat.com>
567 * vec.h (VEC_TA): New.
568 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
569 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
570 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
571 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
572 (C_COMMON_FIXED_TYPES): Remove first arg.
573 (C_COMMON_FIXED_MODE_TYPES): Likewise.
574 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
575 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
576 not to use empty macro arguments.
578 2008-07-02 Joseph Myers <joseph@codesourcery.com>
580 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
581 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
582 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
583 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
584 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
585 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
586 config/ia64/crtn.asm, config/m68hc11/larith.asm,
587 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
588 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
589 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
590 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
591 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
592 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
593 config/rs6000/e500crtres64gpr.asm,
594 config/rs6000/e500crtres64gprctr.asm,
595 config/rs6000/e500crtrest32gpr.asm,
596 config/rs6000/e500crtrest64gpr.asm,
597 config/rs6000/e500crtresx32gpr.asm,
598 config/rs6000/e500crtresx64gpr.asm,
599 config/rs6000/e500crtsav32gpr.asm,
600 config/rs6000/e500crtsav64gpr.asm,
601 config/rs6000/e500crtsav64gprctr.asm,
602 config/rs6000/e500crtsavg32gpr.asm,
603 config/rs6000/e500crtsavg64gpr.asm,
604 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
605 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
606 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
607 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
608 config/sparc/sol2-cn.asm: Remove .file directives.
610 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
612 * resource.c (mark_referenced_resources): Look inside
613 UNSPEC_VOLATILEs and ASM_INPUTs.
615 2008-07-02 Ian Lance Taylor <iant@google.com>
617 * rtlanal.c (add_reg_note): New function.
618 * rtl.h (add_reg_note): Declare.
619 * auto-inc-dec.c (attempt_change): Use add_reg_note.
620 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
621 * builtins.c (expand_builtin_longjmp): Likewise.
622 (expand_builtin_nonlocal_goto): Likewise.
623 * calls.c (emit_call_1, expand_call): Likewise.
624 * cfgexpand.c (add_reg_br_prob_note): Likewise.
625 * cfglayout.c (fixup_reorder_chain): Likewise.
626 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
627 (commit_one_edge_insertion): Likewise.
628 * combine.c (move_deaths, distribute_notes): Likewise.
629 * df-problems.c (df_set_note): Likewise.
630 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
631 (set_unique_reg_note): Likewise.
632 (emit_copy_of_insn_after): Likewise.
633 * expr.c (expand_expr_real): Likewise.
634 * gcse.c (add_label_notes): Likewise.
635 * haifa-sched.c (create_check_block_twin): Likewise.
636 * jump.c (mark_jump_label_1): Likewise.
637 * loop-doloop.c (add_test, doloop_modify): Likewise.
638 * loop-unswitch.c (compare_and_jump_seq): Likewise.
639 * lower-subreg.c (move_eh_region_note): Likewise.
640 * optabs.c (emit_libcall_block): Likewise.
641 * predict.c (predict_insn): Likewise.
642 (combine_predictions_for_insn): Likewise.
643 * recog.c (peephole2_optimize): Likewise.
644 * regmove.c (try_auto_increment): Likewise.
645 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
646 * reload.c (find_reloads): Likewise.
647 * reload1.c (fixup_eh_region_note): Likewise.
648 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
649 * reorg.c (delete_prior_computation): Likewise.
650 (delete_computation, dbr_schedule): Likewise.
651 * config/pa/pa.c (legitimize_pic_address): Likewise.
652 * config/sh/sh.c (sh_reorg): Likewise.
654 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
657 * config/libgcc-glibc.ver: Add %exclude.
658 * config/m32r/libgcc-glibc.ver: Likwise.
659 * config/s390/libgcc-glibc.ver: Likwise.
660 * config/sh/libgcc-glibc.ver: Likwise.
661 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
663 * config/i386/libgcc-glibc.ver: New.
665 * config/i386/libgcc-x86_64-glibc.ver: Removed.
667 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
669 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
670 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
671 i[34567]86-*-linux*, x86_64-*-linux*. Add
672 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
673 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
674 x86_64-*-linux*. Add i386/t-linux to tmake_file for
675 i[34567]86-*-linux*, x86_64-*-linux*.
677 * libgcc-std.ver: Add empty GCC_4.4.0.
679 * mkmap-symver.awk: Support multiple versions per symbol.
681 * config/i386/i386.c (ix86_init_builtins): Always define
682 __builtin_fabsq and __builtin_copysignq with fallbacks.
683 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
684 and __builtin_copysignq if SSE2 isn't available.
686 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
687 (LIBGCC2_TF_CEXT): Likwise.
690 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
692 * config/i386/sfp-machine.h: Moved to libgcc.
694 * config/i386/sfp-machine.h: New.
695 * config/i386/t-linux: Likwise.
697 * config/i386/t-darwin: Remove softfp_wrap_start and
699 * config/i386/t-darwin64: Likewise.
701 * config/i386/t-fprules-softfp64: Renamed to ...
702 * config/i386/t-fprules-softfp: This.
704 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
707 2008-07-02 Jason Merrill <jason@redhat.com>
709 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
711 * tree.c (ctor_to_list): New fn.
712 * tree.h: Declare it.
713 (CONSTRUCTOR_ELT): New macro.
714 (CONSTRUCTOR_NELTS): New macro.
716 2008-07-02 Richard Guenther <rguenther@suse.de>
718 * tree-ssa-structalias.c (struct variable_info): Reorder
719 to fill padding on 64bit hosts. Make collapsed_to an int.
720 (get_varinfo_fc): Deal with that.
721 (new_var_info): Likewise.
722 (collapse_rest_of_var): Likewise.
724 2008-07-02 Joshua Sumali <jsumali@redhat.com>
726 * doc/install.texi (--enable-java-home): Document.
727 (--enable-aot-compile-rpm): Likewise.
728 (--with-arch-directory): Likewise.
729 (--with-os-directory): Likewise.
730 (--with-origin-name): Likewise.
731 (--with-arch-suffix): Likewise.
732 (--with-jvm-root-dir): Likewise.
733 (--with-jvm-jar-dir): Likewise.
734 (--with-python-dir): Likewise.
736 2008-07-02 Richard Guenther <rguenther@suse.de>
738 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
739 from decls explicitly. Merge operand checking from tuples.
741 2008-07-02 Martin Jambor <mjambor@suse.cz>
743 * tree-switch-conversion.c: Included timevar.h which I forgot before.
745 2008-07-02 Martin Jambor <mjambor@suse.cz>
747 * tree-switch-conversion.c: Included timevar.h
748 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
750 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
752 2008-07-02 Martin Jambor <mjambor@suse.cz>
754 * tree-switch-conversion.c: Corrected various comments and
756 (build_constructors): Fixed minor formatting mistakes.
758 * invoke.texi (Optimize Options): Corrected the
759 switch-conversion-max-branch-ratio parameter.
761 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
763 * final.c (asm_insn_count): Return zero for an empty asm body.
765 2008-07-02 Richard Guenther <rguenther@suse.de>
767 * bitmap.h (bitmap_set_bit): Return bool.
768 (bitmap_clear_bit): Likewise.
769 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
770 write to the bitmap if it would.
771 (bitmap_clear_bit): Likewise.
772 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
773 bitmap_set_bit return value.
774 (add_pred_graph_edge): Likewise.
775 (add_graph_edge): Likewise.
776 (do_sd_constraint): Likewise.
777 (do_ds_constraint): Likewise.
779 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
781 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
782 Fix -Wc++-compat and/or -Wcast-qual warnings.
783 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
784 gen_regparm_prefix): Likewise.
785 * vmsdbgout.c (write_modbeg, lookup_filename,
786 vmsdbgout_source_line, vmsdbgout_init): Likewise.
788 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
790 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
791 defaults.h definition apply.
793 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
795 * function.c (assign_parm_remove_parallels): New.
796 (assign_parm_setup_block_p): Do not return true for non-BLKmode
798 (assign_parm_setup_block): Do not handle them.
799 (assign_parm_setup_reg, assign_parm_setup_stack): Call
800 assign_parm_remove_parallels.
802 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
804 * c-typeck.c (convert_for_assignment): Use
805 vector_targets_convertible_p.
806 * c-common.c (vector_targets_convertible_p): New.
807 * c-common.h (vector_targets_convertible_p): New prototype.
808 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
809 opaque_p_V2SI_type_node.
811 2008-07-01 Steve Ellcey <sje@cup.hp.com>
813 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
816 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
818 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
819 TFmode constants via two element DImode vector for hosts with
820 HOST_BITS_PER_WIDE_INT < 64.
821 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
822 also for HOST_BITS_PER_WIDE_INT < 64.
824 2008-07-01 Richard Guenther <rguenther@suse.de>
826 PR tree-optimization/36666
827 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
828 (get_constraint_exp_from_ssa_var): Split into ...
829 (get_constraint_exp_for_temp): ... this ...
830 (get_constraint_for_ssa_var): ... and that.
831 Return constraint expressions for all touched sub-fields
832 if the results address is not taken.
833 (process_constraint): Remove assertion that aggregate
834 assignments do not happen at this place.
835 (get_constraint_for_component_ref): Add address_p argument.
836 Return constraint expressions for all touched sub-fields
837 if the results address is not taken.
838 (do_deref): Use get_constraint_exp_for_temp.
839 (get_constraint_for_1): Rename from ...
840 (get_constraint_for): ... this. Add the old function as wrapper.
841 (do_structure_copy): Use get_constraint_for_1.
843 2008-07-01 Martin Jambor <mjambor@suse.cz>
845 * Makefile.in (tree-switch-conversion.o): Add.
846 (OBJS-common): Add tree-swtch-conversion.o.
847 * passes.c (init_optimization_passes): Add pass_convert_switch.
848 * tree-pass.h: (pass_convert_switch): Add.
849 * tree-switch-conversion.c: New file.
850 * gcc.dg/tree-ssa/cswtch.c: New testcase.
851 * common.opt (ftree-cswtch): New option.
852 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
853 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
854 * opts.c (decode_options): Set flag_tree_switch_conversion when
855 optimization level is >= 2.
856 * doc/invoke.texi (Optimize Options): Added description of
857 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
859 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
861 * config/darwin-driver.c (darwin_default_min_version): Fix
862 -Wc++-compat warnings.
864 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
866 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
869 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
871 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
873 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
875 PR rtl-optimization/34744
876 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
877 (df_scan_free_internal): Free data structures not
878 allocated in storage pools.
879 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
880 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
881 df_scan_free_mws_vec.
882 * dse.c (dse_step6): Free offset_map_p and offset_map_n
885 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
887 * config/i386/i386.c (contains_aligned_value_p): Return true
889 (ix86_function_arg_boundary): Return its natural boundary
891 (return_in_memory_32): Don't check TDmode.
892 (ix86_split_to_parts): Support splitting into 4 parts and
893 support TFmode for 32bit target.
894 (ix86_split_long_move): Support splitting into 4 parts.
895 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
897 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
898 (ix86_init_builtins): Here.
899 (ix86_scalar_mode_supported_p): Always return true for TFmode.
900 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
901 'q' and 'w', respectively.
903 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
905 (movtf_internal): Likewise.
906 (<code>tf2): Likewise.
907 (*absnegtf2_sse): Likewise.
908 (copysign<mode>3): Likewise.
909 (copysign<mode>3_const): Likewise.
910 (copysign<mode>3_var): Likewise.
911 (define_split UNSPEC_COPYSIGN): Likewise.
912 * config/i386/sse.md (*nandtf3): Likewise.
913 (<code>tf3): Likewise.
914 (*<code>tf3): Likewise.
916 2008-06-30 Joey Ye <joey.ye@intel.com>
917 H.J. Lu <hongjiu.lu@intel.com>
919 * global.c (compute_regsets): Set frame_pointer_needed here.
920 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
922 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
924 * doc/install.texi (specific): Expand Windows build notes.
926 2008-06-30 Ira Rosen <irar@il.ibm.com>
928 PR tree-optimization/36648
929 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
930 number of prolog iterations by step. Fix the comment.
932 2008-06-30 Richard Guenther <rguenther@suse.de>
935 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
936 handle calls from ECF_MALLOC functions.
937 (handle_pure_call): ECF_MALLOC functions do not return
939 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
941 2008-06-29 Andreas Schwab <schwab@suse.de>
943 * config/m68k/m68k.c (print_operand): Always print a float
945 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
946 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
949 * config/rs6000/x-linux64: Remove never used file.
951 2008-06-29 Richard Guenther <rguenther@suse.de>
953 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
955 (struct alias_info): Move ...
956 * tree-ssa-alias.c: ... here.
957 (update_alias_info): Declare.
958 (compute_may_aliases): Call it.
959 (update_alias_info): New function.
960 * tree-ssa-structalias.c (update_alias_info): Move ...
961 * tree-ssa-alias.c (update_alias_info_1): ... here.
962 * tree-ssa-structalias.c (process_constraint_1): Remove
963 unused from_call argument. Rename to ...
964 (process_constraint): ... this. Delete old wrapper.
965 (make_constraint_to): Adjust callers.
966 (handle_const_call): Likewise.
967 (handle_pure_call): Likewise.
968 (init_base_vars): Likewise.
969 (handle_lhs_call): Likewise. Remove unnecessary constraint.
970 (find_func_aliases): We don't need structure copies for
972 (make_constraint_from_anything): Remove.
973 (create_variable_info_for): For globals make constraints
974 from escaped, not from anything.
975 (compute_points_to_sets): Do not call update_alias_info.
976 (ipa_pta_execute): Use make_constraint_from.
978 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
980 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
981 (bitmap.o-warn, dominance.o-warn): New.
982 * configure.ac (cxx_compat_warn): Delete.
983 (loose_warn): Add -Wcast-qual and -Wc++-compat.
984 * system.h: Remove #pragma diagnostic for -Wcast-qual and
986 * configure: Regenerate.
988 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
991 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
993 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
994 * df-scan.c (df_notes_rescan): Likewise.
995 * ggc-page.c (set_page_table_entry): Likewise.
996 * intl.c (gcc_gettext_width): Likewise.
997 * varasm.c (get_unnamed_section, get_noswitch_section,
998 get_section): Likewise.
1000 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
1002 * regrename.c (build_def_use): Don't copy RTX.
1004 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
1006 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
1007 (Type Attributes): Fix nesting of @table and @subsection. Adjust
1008 punctuation. Use @ref instead of @xref.
1009 (Function Names): Remove stray @display/@end display.
1010 (C++ Attributes): Use @ref instead of @xref.
1011 (Deprecated Features): Fix punctuation around @xref.
1012 (Backwards Compatibility): Likewise.
1013 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
1015 2008-06-28 Joseph Myers <joseph@codesourcery.com>
1017 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
1018 constants for E500 double.
1020 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1022 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
1023 element type of const_vector.
1025 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
1027 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
1028 Remove FLAGS_REG clobber from expander pattern.
1029 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
1030 (anddi3, andsi3, andhi3, andqi3): Ditto.
1031 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
1032 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
1033 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
1034 (ashlsi3, ashlhi3, ashlqi3): Ditto.
1035 (ashrsi3, ashrhi3, ashrqi3): Ditto.
1036 (lshrsi3, lshrhi3, lshrqi3): Ditto.
1037 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
1038 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
1040 2008-06-28 Richard Guenther <rguenther@suse.de>
1042 * tree-ssa-structalias.c (callused_id, var_callused,
1043 callused_tree): Add.
1044 (handle_pure_call): New function.
1045 (find_func_aliases): Call it.
1046 (find_what_p_points_to): Handle the call-used set.
1047 (clobber_what_escaped): Likewise.
1048 (compute_call_used_vars): New function.
1049 (init_base_vars): Init the call-used variable.
1050 (do_sd_constraint): Do not propagate the solution from CALLUSED
1051 but use CALLUSED as a placeholder.
1052 (solve_graph): Likewise.
1053 * tree-flow-inline.h (gimple_call_used_vars): New function.
1054 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
1055 (compute_call_used_vars): Declare.
1056 * tree-ssa-alias.c (set_initial_properties): Call
1057 compute_call_used_vars.
1058 (reset_alias_info): Clear call-used variables.
1059 (add_call_clobber_ops): Assert we are not called for const/pure
1060 functions. Remove handling of them.
1061 (add_call_read_ops): Handle pure functions by adding the
1062 call-used set of variables as VUSEs.
1063 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
1064 (delete_tree_ssa): Free it.
1065 * tree-dfa.c (remove_referenced_var): Clear the var from the
1068 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
1070 * tree.c (build_varargs_function_type_list): New.
1071 (build_function_type_list_1): New.
1072 (build_function_type_list): Use build_function_type_list_1.
1073 * tree.h (build_varargs_function_type_list): New.
1075 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1078 * config/spu/spu.c (spu_builtin_splats): Do not generate
1079 invalid CONST_VECTOR expressions.
1080 (spu_expand_vector_init): Likewise.
1082 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
1084 * optabs.c (libfunc_decls): New variable.
1085 (libfunc_decl_hash, libfunc_decl_eq): New functions.
1086 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
1087 for the same function twice.
1089 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
1091 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
1092 ix86_expand_binary_operator directly.
1093 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
1095 (*ashrti3_1): Ditto.
1096 (*lshrti3_1): Ditto.
1097 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
1098 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
1099 using only one splitter. Conditionaly execute splitter before or
1100 after peephole2 pass.
1101 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
1102 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
1103 Use only one alternative in asm template.
1104 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
1106 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
1107 "J" operand constraint for operand 2.
1108 (*ashldi3_cconly_rex64): Ditto.
1109 (*ashrdi3_cmp_rex64): Ditto.
1110 (*ashrdi3_cconly_rex64): Ditto.
1111 (*lshrdi3_cmp_rex64): Ditto.
1112 (*lshrdi3_cconly_rex64): Ditto.
1113 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
1114 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
1115 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
1118 2008-06-27 Jakub Jelinek <jakub@redhat.com>
1120 * gimplify.c (omp_is_private): Don't return true if decl is not
1121 already private on #pragma omp for or #pragma omp parallel for.
1124 * tree-cfg.c (struct move_stmt_d): Replace block field with
1125 orig_block and new_block fields.
1126 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
1127 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
1128 (move_block_to_fn): Replace vars_map and new_label_map arguments
1129 with struct move_stmt_d pointer.
1130 (replace_block_vars_by_duplicates): New function.
1131 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
1132 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
1133 all subblocks of ORIG_BLOCK to the new function. Call
1134 replace_block_vars_by_duplicates.
1135 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
1136 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
1137 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
1138 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
1139 (expand_omp): Temporarily set input_location to the location of
1140 region's controlling stmt.
1141 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
1142 BIND_EXPR, push ctx->block_vars and gimplification vars into
1143 the BIND_EXPR and its block's BLOCK_VARS instead of directly
1145 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
1146 there are any BLOCK_VARS.
1147 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
1148 OMP_PARALLEL or OMP_TASK stmt.
1149 (lower_omp): Save and restore input_location around the lower_omp_1
1152 2008-06-27 Richard Guenther <rguenther@suse.de>
1154 PR tree-optimization/36400
1155 PR tree-optimization/36373
1156 PR tree-optimization/36344
1157 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
1158 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
1159 (update_alias_info): Remove call clobbering code.
1160 (make_constraint_to): New helper function.
1161 (make_escape_constraint): Likewise.
1162 (handle_rhs_call): Use it on all pointer containing arguments.
1163 Also mark the static chain escaped.
1164 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
1165 instead of ANYTHING.
1166 (make_constraint_from): New helper split out from ...
1167 (make_constraint_from_anything): ... here.
1168 (find_func_aliases): Add constraints for escape sites.
1169 (intra_create_variable_infos): Make constraints from NONLOCAL
1171 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
1173 (clobber_what_p_points_to): Remove.
1174 (clobber_what_escaped): New function.
1175 (init_base_vars): Init NONLOCAL and ESCAPED.
1176 (do_sd_constraint): Do not propagate the solution from ESCAPED
1177 but use ESCAPED as a placeholder.
1178 (solve_graph): Likewise.
1179 * tree-flow.h (clobber_what_p_points_to): Remove.
1180 (clobber_what_escaped): Declare.
1181 * tree-ssa-alias.c (set_initial_properties): Call it.
1182 Remove code clobbering escaped pointers.
1184 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1186 * function.c (allocate_struct_function): Only allocate a unique
1187 funcdef_no if the decl is nonzero.
1189 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
1191 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
1192 * config/mips/mips.c (mips_split_const_insns): New function.
1193 * config/mips/mips.md (move_type): New attribute.
1194 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
1195 (dword_mode): New attribute.
1196 (type): Avoid long line. Map "move_type"s to "type"s,
1197 choosing "multi" for doubleword moves if appropriate.
1198 Swap MTC/MFC comments to match their declaration order.
1199 (extended_mips16): Default to "yes" if "move_type" is "sll0",
1200 "type" is "branch" or "jal" is "direct".
1201 (length): Handle "extended_mips16" first. Make the default
1202 "0" for "ghost" instructions. Set the length from "move_type".
1203 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
1204 of "type", with "sll0" for the register alternative. Remove the
1205 "extended_mips16" attribute.
1206 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
1207 of "type", with "shift_shift" for the register alternative.
1208 Remove the "length" attribute.
1209 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
1210 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
1211 of "type", with "andi" for the register alternative.
1212 (*zero_extendqihi2): Likewise.
1213 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
1214 of "andi" instead of a "type" of "arith".
1215 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
1217 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
1218 (mov_<store>r, *mov<mode>_ra): Likewise.
1219 (extendsidi2): Use "move_type" instead of "type", with "move"
1220 for the register alternative.
1221 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
1222 of "type", with "signext" for the register alternative.
1223 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
1224 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
1225 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
1226 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
1227 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
1228 (unnamed branch insn): Likewise.
1229 (*movdi_gp32_fp64): Fold into...
1230 (*movdi_32bit): ...here.
1231 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
1232 (*movdf_hardfloat): ...this new pattern.
1233 (*movdf_softfloat): Remove redundant FPR alternatives.
1234 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
1235 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
1236 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
1237 the "move" attribute.
1238 (*movdi_32bit): Use "move_type" instead of "type" and remove the
1239 "length" attribute. Use "fpload" and "fpstore" instead of "load"
1240 and "store" for COP loads and stores.
1241 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
1242 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
1243 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
1244 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
1245 (*movtf_mips16, *movv2sf): Likewise.
1246 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
1247 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1248 (mfhc1<mode>): Use "move_type" instead of "move".
1249 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
1250 (loadgp_blockage): Remove the "length" attribute.
1251 (blockage, set_got_version, update_got_version): Likewise.
1252 (call_internal): Remove the "extended_mips16" attribute.
1253 (call_value_internal, call_value_multiple_internal): Likewise.
1254 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
1256 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
1257 the "length" attribute.
1259 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1261 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
1262 -Wcast-qual warnings.
1263 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
1264 handle_pragma_pop_macro): Likewise.
1265 * collect2.c (resolve_lib_name): Likewise.
1266 * config/arc/arc.c (arc_init): Likewise.
1267 * config/arm/arm.c (neon_builtin_compare,
1268 locate_neon_builtin_icode): Likewise.
1269 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
1270 * config/bfin/bfin.c (bfin_init_machine_status,
1271 bfin_optimize_loop): Likewise.
1272 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1273 * config/cris/cris.c (cris_init_expanders): Likewise.
1274 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
1275 * config/darwin.c (machopic_indirection_eq,
1276 machopic_indirection_name, machopic_output_indirection): Likewise.
1277 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
1278 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
1279 frv_optimize_membar): Likewise.
1280 * config/i386/cygwin.h (mingw_scan,
1281 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
1282 * config/i386/cygwin1.c (mingw_scan): Likewise.
1283 * config/i386/i386.c (machopic_output_stub): Likewise.
1284 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
1285 i386_pe_unique_section): Likewise.
1286 * config/ia64/ia64.c (ia64_init_machine_status,
1287 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
1289 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
1290 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
1291 * config/m68k/m68k.c (m68k_handle_option,
1292 m68k_sched_md_init_global): Likewise.
1293 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
1294 mcore_unique_section): Likewise.
1295 * config/mips/mips.c (mips_block_move_straight,
1296 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
1298 * config/mmix/mmix.c (mmix_init_machine_status,
1299 mmix_encode_section_info): Likewise.
1300 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
1301 * config/rs6000/rs6000.c (rs6000_init_machine_status,
1302 print_operand_address, output_toc, redefine_groups,
1303 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
1304 * config/s390/s390.c (s390_init_machine_status): Likewise.
1305 * config/score/score.c (score_block_move_straight,
1306 score_block_move_loop_body): Likewise.
1307 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
1308 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
1309 * emit-rtl.c (find_auto_inc): Likewise.
1310 * gcc.c (translate_options, process_command): Likewise.
1311 * reorg.c (dbr_schedule): Likewise.
1312 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
1313 * xcoffout.c (xcoffout_declare_function): Likewise.
1315 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
1317 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
1318 ipa-pta working again.
1320 2008-06-27 David Edelsohn <edelsohn@gnu.org>
1322 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
1325 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
1327 * config.gcc (powerpc*-*-*): Add new core e500mc.
1328 * config/rs6000/e500mc.md: New file.
1329 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1331 (rs6000_override_options): Add e500mc case to
1332 processor_target_table. Altivec and Spe options not allowed
1333 with e500mc. Add isel instruction to e500mc by
1334 default. Initialize rs6000_cost for e500mc.
1335 (rs6000_issue_rate): Set issue rate for e500mc.
1336 * config/rs6000/rs6000.h (processor_type): Add
1337 PROCESSOR_PPCE500MC.
1338 (ASM_CPU_SPEC): Add e500mc.
1339 Set TARGET_ISEL to rs6000_isel.
1340 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
1341 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
1342 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
1344 * doc/invoke.texi: Add e500mc to list of cpus.
1346 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1349 * c-lex.c (lex_charconst): Initialize unsignedp.
1351 2008-06-27 Olivier Hainque <hainque@adacore.com>
1353 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
1354 documented assumptions.
1356 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
1358 * dwarf2out.c: Remove trailing white spaces. Break long line
1361 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
1363 * libfuncs.h (LTI_synchronize): New libfunc_index.
1364 (synchronize_libfunc): Declare.
1365 * builtins.c (expand_builtin_synchronize): Consider using
1366 synchronize_libfunc before falling back on an asm blockage.
1367 * config/mips/mips.c: Include libfuncs.h
1368 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
1370 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
1372 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
1373 parameter. Copy stack_reg to r11 where appropriate.
1374 (no_global_regs_above): Add gpr parameter.
1375 (rs6000_stack_info): Only add padding for SPE save area if we
1376 are saving SPE GPRs and CR.
1377 (saveres_routine_syms): New variable.
1378 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
1380 (rs6000_savres_routine_sym): New function.
1381 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
1383 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
1384 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
1385 Tweak FPR out-of-line saving.
1386 (rs6000_make_savres_rtx): New function.
1387 (rs6000_use_multiple_p): New function.
1388 (rs6000_savres_strategy): New function.
1389 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
1390 out-of-line if appropriate.
1391 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
1392 if we are optimizing for size.
1393 (GP_SAVE_INLINE): Define.
1394 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
1395 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
1396 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
1397 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
1398 (*save_fpregs_<mode>): Add use of r11.
1399 (*restore_gpregs_<mode>): New insn.
1400 (*return_and_restore_gpregs_<mode>): New insn.
1401 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
1403 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
1404 (*restore_gpregs_spe): New insn.
1405 (*return_and_restore_gpregs_spe): New insn.
1406 * config/rs6000/predicates.md (save_world_operation): Fix check.
1408 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1410 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
1411 this point, so assert that.
1413 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1415 * cfganal.c: Include vec.h and vecprim.h.
1416 (compute_idf): Import from...
1417 * tree-into-ssa (compute_idf): ...here.
1418 * basic-block.h (compute_idf): Export.
1420 2008-06-26 Joseph Myers <joseph@codesourcery.com>
1422 * c-decl.c (merge_decls): Use !current_function_decl to check for
1423 extern declaration of C99 inline function being at file scope.
1425 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
1427 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
1429 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1431 * alias.c (record_alias_subset, init_alias_analysis): Fix
1432 -Wc++-compat and/or -Wcast-qual warnings.
1433 * attribs.c (lookup_attribute_spec): Likewise.
1434 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1435 copy_bb, connect_traces,
1436 find_rarely_executed_basic_blocks_and_cr): Likewise.
1437 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
1438 note_btr_set, migrate_btr_defs): Likewise.
1439 * builtins.c (result_vector, expand_builtin_memcpy,
1440 expand_builtin_mempcpy_args, expand_builtin_strncpy,
1441 builtin_memset_read_str, expand_builtin_printf,
1442 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
1444 * caller-save.c (mark_set_regs): Likewise.
1445 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1446 * cgraph.c (cgraph_edge): Likewise.
1447 * combine.c (likely_spilled_retval_1): Likewise.
1448 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
1449 htab_counts_entry_del, get_coverage_counts): Likewise.
1450 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
1451 new_cselib_val): Likewise.
1452 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
1453 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
1455 * df-core.c (df_compact_blocks): Likewise.
1456 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
1457 * df-scan.c (df_grow_reg_info, df_ref_create,
1458 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
1459 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
1460 df_record_entry_block_defs, df_record_exit_block_uses,
1461 df_bb_verify): Likewise.
1462 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
1463 DF_REF_EXTRACT_MODE_CONST): New.
1464 * dominance.c (get_immediate_dominator, get_dominated_by,
1465 nearest_common_dominator, root_of_dom_tree,
1466 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
1467 -Wc++-compat and/or -Wcast-qual warnings.
1468 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
1469 record_store, replace_read, check_mem_read_rtx, scan_insn,
1470 dse_step1, dse_record_singleton_alias_set): Likewise.
1471 * dwarf2asm.c (dw2_force_const_mem): Likewise.
1473 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1475 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
1476 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1477 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1478 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1479 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1480 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1481 file_name_acquire, output_file_names, add_const_value_attribute,
1482 premark_used_types_helper, file_table_eq, file_table_hash,
1483 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1484 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1485 -Wcast-qual warnings.
1486 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1487 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1488 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1489 gen_reg_rtx, start_sequence, init_emit): Likewise.
1490 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1491 * except.c (init_eh_for_function, gen_eh_region,
1492 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1493 arh_to_landing_pad, arh_to_label, add_action_record,
1494 add_call_site, switch_to_exception_section): Likewise.
1495 * expmed.c (synth_mult): Likewise.
1496 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1497 store_expr): Likewise.
1498 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1500 * function.c (assign_stack_temp_for_type,
1501 allocate_struct_function, match_asm_constraints_1): Likewise.
1502 * gcov-io.c (gcov_allocate): Likewise.
1503 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1504 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1505 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1506 record_one_set, insert_expr_in_table, insert_set_in_table,
1507 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1508 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1509 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1510 -Wcast-qual warnings.
1512 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1514 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1515 -Wcast-qual warnings.
1516 * gcc.c (process_command): Likewise.
1517 * genattrtab.c (oballoc): Use XOBNEW.
1518 (oballocvec): Define.
1519 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1520 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1521 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1522 -Wc++-compat and/or -Wcast-qual warnings.
1523 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1524 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1525 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1526 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1527 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1528 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1529 add_excls, process_presence_absence_names,
1530 process_presence_absence_patterns, add_presence_absence,
1531 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1532 get_free_state, add_arc, get_free_automata_list_el,
1533 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1534 transform_3, cache_presence, create_ainsns, create_automata,
1535 create_state_ainsn_table, dfa_insn_code_enlarge,
1536 output_trans_func, output_min_issue_delay_func,
1537 output_dead_lock_func, output_reset_func,
1538 output_get_cpu_unit_code_func, output_dfa_start_func,
1539 expand_automata): Likewise.
1540 * genextract.c (gen_insn): Likewise.
1541 * gengtype-lex.l: Likewise.
1542 * gengtype.c (read_input_list, adjust_field_type,
1543 process_gc_options): Likewise.
1544 * genoutput.c (note_constraint): Likewise.
1545 * genpreds.c (mangle, add_constraint): Likewise.
1546 * genrecog.c (process_define_predicate, new_decision,
1547 add_to_sequence): Likewise.
1548 * gensupport.c (record_insn_name): Likewise.
1550 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1552 * config/i386/driver-i386.c (detect_caches_amd,
1553 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1554 and/or -Wcast-qual warnings.
1555 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1556 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1557 gt_pch_save): Likewise.
1558 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1559 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1560 * global.c (compute_regsets): Likewise.
1561 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1562 finish_graph_dump_file): Likewise.
1563 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1564 unlink_bb_notes): Likewise.
1565 * integrate.c (get_hard_reg_initial_val): Likewise.
1566 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1567 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1568 * local-alloc.c (update_equiv_regs): Likewise.
1569 * loop-invariant.c (check_invariant_table_size,
1570 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1572 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1573 altered_reg_used, mark_altered): Likewise.
1574 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1575 insert_var_expansion_initialization,
1576 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1577 release_var_copies): Likewise.
1578 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1579 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1580 analyze_accesses_for_phi_node, check_var_notmodified_p,
1581 check_allocation_function, find_sites_in_func,
1582 record_all_accesses_in_func, transform_access_sites,
1583 transform_allocation_sites): Likewise.
1584 * omp-low.c (new_omp_region, create_omp_child_function_name,
1585 check_omp_nesting_restrictions, check_combined_parallel,
1586 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1587 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1588 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1589 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1591 * opts-common.c (prune_options): Likewise.
1592 * opts.c (add_input_filename, print_filtered_help,
1593 get_option_state): Likewise.
1594 * params.c (add_params): Likewise.
1595 * passes.c (set_pass_for_id, next_pass_1,
1596 do_per_function_toporder, pass_fini_dump_file): Likewise.
1597 * postreload.c (reload_cse_simplify_operands): Likewise.
1598 * predict.c (tree_predicted_by_p, tree_predict_edge,
1599 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1601 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1603 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1605 * recog.c (check_asm_operands, validate_change_1): Likewise.
1606 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1607 subst_asm_stack_regs): Likewise.
1608 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1609 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1610 * regmove.c (reg_is_remote_constant_p): Likewise.
1611 * regrename.c (regrename_optimize, scan_rtx_reg,
1612 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1614 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1615 regstat_compute_calls_crossed): Likewise.
1616 * reload1.c (init_reload, new_insn_chain,
1617 has_nonexceptional_receiver, reload, copy_reloads,
1618 calculate_needs_all_insns, init_elim_table): Likewise.
1619 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1620 * rtl.c (shallow_copy_rtx_stat): Likewise.
1621 * rtlanal.c (parms_set): Likewise.
1622 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1623 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1624 * sched-ebb.c (earliest_block_with_similiar_load,
1625 add_deps_for_risky_insns): Likewise.
1626 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1627 schedule_region): Likewise.
1628 * see.c (eq_descriptor_pre_extension,
1629 hash_descriptor_pre_extension, hash_del_pre_extension,
1630 eq_descriptor_properties, hash_descriptor_properties,
1631 hash_del_properties, see_seek_pre_extension_expr,
1632 see_initialize_data_structures, see_print_register_properties,
1633 see_print_pre_extension_expr, see_delete_merged_def_extension,
1634 see_delete_unmerged_def_extension, see_emit_use_extension,
1635 see_pre_delete_extension, see_map_extension, see_commit_changes,
1636 see_analyze_merged_def_local_prop,
1637 see_analyze_merged_def_local_prop,
1638 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1639 see_set_prop_merged_def, see_set_prop_unmerged_def,
1640 see_set_prop_unmerged_use, see_print_one_extension,
1641 see_merge_one_use_extension, see_merge_one_def_extension,
1642 see_store_reference_and_extension, see_update_uses_relevancy,
1643 see_update_defs_relevancy): Likewise.
1644 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1645 hash_statistics_free, curr_statistics_hash): Likewise.
1646 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1647 expand_asm_operands, expand_return, case_bit_test_cmp,
1648 expand_case): Likewise.
1649 * stor-layout.c (start_record_layout): Likewise.
1650 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1651 gt_pch_save_stringpool): Likewise.
1652 * tree-data-ref.c (hash_stmt_vertex_info,
1653 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1654 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1656 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1659 * config/i386/i386.md : Change constraints of HImode and QImode
1660 immediate operands from "i" to "n". Change SImode "ni" constraint to
1661 "i" and SImode "rmi" constraint to "g". Remove all constraints
1662 from const0_operand and const1_operand predicated operands.
1663 (i): Change QImode and HImode attribute from "i" to "n".
1664 (*subqi_2): Change HImode operands to QImode.
1667 2008-06-25 Olivier Hainque <hainque@adacore.com>
1669 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1672 2008-06-25 Richard Guenther <rguenther@suse.de>
1674 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1675 not overflow the result type.
1677 2008-06-25 Richard Guenther <rguenther@suse.de>
1679 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1680 (vn_lookup): Likewise.
1682 2008-06-25 Richard Guenther <rguenther@suse.de>
1684 PR tree-optimization/35518
1685 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1686 * tree-sra.c (instantiate_element): Use fold_build3 to build
1688 (try_instantiate_multiple_fields): Likewise.
1690 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1692 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1695 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1697 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1698 use_backchain_to_restore_sp to true
1699 if the offset of the link register save area would go over the 32k - 1
1700 offset limit of the load
1703 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1705 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1706 anchor for the type-punning blurb. Cross-reference "Structures
1707 unions enumerations and bit-fields implementation". Provide a
1708 cast-through-pointer example. Make final sentence self-contained.
1709 * doc/implement-c.texi (Structures unions enumerations and
1710 bit-fields implementation): Cross-reference the type-punning blurb
1711 in the -fstrict-aliasing documentation.
1713 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1716 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1717 the memory instead of the memory itself for the save area.
1719 2008-06-24 Olivier Hainque <hainque@adacore.com>
1720 Nicolas Roche <roche@adacore.com>
1722 * gengtype.c (srcdir_len): size_t instead of int.
1723 (get_file_realbasename): New function. For F a filename, the real
1724 basename of F, with all the path components stripped.
1725 (get_file_srcdir_relative_path): New function. For F a filename, the
1726 relative path to F from $(srcdir).
1727 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1728 get_file_realbasename. Adjust the head comment.
1729 (get_prefix_langdir_index): New function. For F a filename, return the
1730 lang_dir_names[] relative index of the language directory that is
1732 (get_file_langdir): For F a filename, return the name of the language
1733 directory where F is located.
1734 (get_file_gtfilename): New function. The gt- output file name for an
1736 (get_output_file_with_visibility): Replace in-line computations with
1737 uses of get_file_gtfilename and get_prefix_langdir_index.
1738 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1740 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1742 PR tree-optimization/36504
1743 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1744 references without base address.
1746 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1749 * calls.c (expand_call): Increase alignment for recursive functions.
1751 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1753 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1754 (TARGET_FUNCTION_VALUE): New define.
1755 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1756 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1758 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1760 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1761 (fmod<mode>3): Ditto.
1762 (remainderxf3): Ditto.
1763 (remainder<mode>3): Ditto.
1765 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1768 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1769 REG is a hard register.
1771 PR tree-optimization/36508
1772 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1773 499, don't check it at all in release compilers.
1775 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1777 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1778 together with SSE_TARGET_MATH to disable insn pattern.
1779 (*fop_<MODEF:mode>_2_i387): Ditto.
1780 (*fop_<MODEF:mode>_3_i387): Ditto.
1782 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1784 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1786 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1789 * gimplify.c (gimplify_asm_expr): Check the return code of
1790 parse_output_constraint call, set function return and is_inout
1793 2008-06-22 Ian Lance Taylor <iant@google.com>
1795 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1796 (narrowest_signed_type): Likewise.
1797 * c-typeck.c (c_common_type): Change local variable mclass to enum
1799 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1800 tcc_comparison, not the tree code itself.
1801 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1802 (c_expand_expr): Cast modifier to enum expand_modifier.
1803 * c-common.h (C_RID_CODE): Add casts.
1804 (C_SET_RID_CODE): Define.
1805 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1806 (c_lex_one_token): Add cast to avoid warning.
1807 (c_parser_objc_type_name): Rename local typename to type_name.
1808 (check_no_duplicate_clause): Change code parameter to enum
1810 (c_parser_omp_var_list_parens): Change kind parameter to enum
1812 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1813 c_parser_omp_list_var_parens.
1814 (c_parser_omp_threadprivate): Likewise.
1815 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1816 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1817 * c-format.c (NO_FMT): Define.
1818 (printf_length_specs): Use NO_FMT.
1819 (asm_fprintf_length_specs): Likewise.
1820 (gcc_diag_length_specs): Likewise.
1821 (scanf_length_specs): Likewise.
1822 (strfmon_length_specs): Likewise.
1823 (gcc_gfc_length_specs): Likewise.
1824 (printf_flag_specs): Change 0 to STD_C89.
1825 (asm_fprintf_flag_specs): Likewise.
1826 (gcc_diag_flag_specs): Likewise.
1827 (gcc_cxxdiag_flag_specs): Likewise.
1828 (scanf_flag_specs): Likewise.
1829 (strftime_flag_specs): Likewise.
1830 (strfmon_flag_specs): Likewise.
1831 (print_char_table): Likewise.
1832 (asm_fprintf_char_table): Likewise.
1833 (gcc_diag_char_table): Likewise.
1834 (gcc_tdiag_char_table): Likewise.
1835 (gcc_cdiag_char_table): Likewise.
1836 (gcc_cxxdiag_char_table): Likewise.
1837 (gcc_gfc_char_table): Likewise.
1838 (scan_char_table): Likewise.
1839 (time_char_table): Likewis.
1840 (monetary_char_table): Likewise.
1841 * c-format.h (BADLEN): Likewise.
1843 2008-06-21 Ian Lance Taylor <iant@google.com>
1845 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1846 Define END_OF_BASE_TREE_CODES around inclusion.
1847 * tree.c (tree_code_type): New global array.
1848 (tree_code_length, tree_code_name): Likewise.
1849 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1851 (all-tree.def, s-alltree): New targets.
1852 (gencheck.h, s-gencheck): Remove.
1853 (tree.o): Depend upon all-tree.def.
1854 (build/gencheck.o): Remove gencheck.h dependency.
1855 (mostlyclean): Don't remove gencheck.h.
1856 * c-common.h (enum c_tree_code): Remove.
1857 * c-lang.c (tree_code_type): Remove.
1858 (tree_code_length, tree_code_name): Remove.
1859 * gencheck.c (tree_codes): Include all-tree.def, rather than
1860 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1862 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1864 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1865 (operator_name_info): Size to MAX_TREE_CODES.
1866 (assignment_operator_name_info): Likewise.
1867 * cp/cp-lang.c (tree_code_type): Remove.
1868 (tree_code_length, tree_code_name): Remove.
1869 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1870 (assignment_operator_name_info): Likewise.
1871 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1873 * cp/mangle.c (write_expression): Likewise.
1874 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1875 * fortran/f95-lang.c (tree_code_type): Remove.
1876 (tree_code_length, tree_code_name): Remove.
1877 * java/java-tree.h (enum java_tree_code): Remove.
1878 * java/lang.c (tree_code_type): Remove.
1879 (tree_code_length, tree_code_name): Remove.
1880 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1881 * objc/objc-act.h (enum objc_tree_code): Remove.
1882 * objc/objc-lang.c (tree_code_type): Remove.
1883 (tree_code_length, tree_code_name): Remove.
1884 * objcp/objcp-lang.c (tree_code_type): Remove.
1885 (tree_code_length, tree_code_name): Remove.
1886 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1887 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1888 * ada/misc.c (tree_code_type): Remove.
1889 (tree_code_length, tree_code_name): Remove.
1891 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1893 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1894 the grand_bitmap_obstack.
1896 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1898 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1899 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1900 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1901 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1902 move_stmt_r, new_label_mapper): Likewise.
1903 * tree-complex.c (cvc_lookup): Likewise.
1904 * tree-dfa.c (create_function_ann): Likewise.
1905 * tree-dump.c (dump_register): Likewise.
1906 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1907 find_phi_replacement_condition): Likewise.
1908 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1909 tree_function_versioning): Likewise.
1910 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1911 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1912 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1913 get_nonlocal_debug_decl, convert_nonlocal_reference,
1914 convert_nonlocal_omp_clauses, get_local_debug_decl,
1915 convert_local_reference, convert_local_omp_clauses,
1916 convert_nl_goto_reference, convert_nl_goto_receiver,
1917 convert_tramp_reference, convert_call_expr): Likewise.
1918 * tree-outof-ssa.c (contains_tree_r): Likewise.
1919 * tree-parloops.c (reduction_phi, initialize_reductions,
1920 eliminate_local_variables_1, add_field_for_reduction,
1921 add_field_for_name, create_phi_for_local_result,
1922 create_call_for_reduction_1, create_loads_for_reductions,
1923 create_stores_for_reduction, create_loads_and_stores_for_name):
1925 * tree-phinodes.c (allocate_phi_node): Likewise.
1926 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1927 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1928 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1929 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1930 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1931 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1932 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1933 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1934 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1935 vn_nary_op_insert): Likewise.
1936 * tree-ssa.c (redirect_edge_var_map_add,
1937 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1938 * tree-vectorizer.c (vectorize_loops): Likewise.
1939 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1940 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1941 tree_cons_stat, build1_stat, build_variant_type_copy,
1942 decl_init_priority_lookup, decl_fini_priority_lookup,
1943 decl_priority_info, decl_restrict_base_lookup,
1944 decl_restrict_base_insert, decl_debug_expr_lookup,
1945 decl_debug_expr_insert, decl_value_expr_lookup,
1946 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1947 type_hash_add, get_file_function_name, tree_check_failed,
1948 tree_not_check_failed, tree_range_check_failed,
1949 omp_clause_range_check_failed, build_omp_clause,
1950 build_vl_exp_stat): Likewise.
1951 * value-prof.c (gimple_histogram_value,
1952 gimple_duplicate_stmt_histograms): Likewise.
1953 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1954 unshare_variable, variable_union_info_cmp_pos, variable_union,
1955 dataflow_set_different_1, dataflow_set_different_2,
1956 vt_find_locations, variable_was_changed, set_variable_part,
1957 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1958 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1959 section_entry_hash, object_block_entry_eq,
1960 object_block_entry_hash, create_block_symbol,
1961 initialize_cold_section_name, default_function_rodata_section,
1962 strip_reg_name, set_user_assembler_name, const_desc_eq,
1963 build_constant_desc, output_constant_def, lookup_constant_def,
1964 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1965 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1966 default_internal_label): Likewise.
1967 * varray.c (varray_init, varray_grow): Likewise.
1968 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1970 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1972 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1973 operators for "test" insn. Macroize insn using SWI mode macro.
1974 (*jcc_fused_2): Ditto.
1975 (*jcc_fused_3): Macroize insn using SWI mode macro.
1976 (*jcc_fused_4): Ditto.
1978 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1980 * tree-ssa-pre.c: Fix typo in comment.
1981 (init_antic, fini_antic): Add explicit funtions for
1982 initializing and deinitializing ANTIC and AVAIL sets.
1983 (create_expression_by_pieces): Fix typo in comment.
1984 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1985 (execute_pre): Eventually dump details about ANTIC_IN.
1987 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1989 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1990 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1991 add_to_obstack, file_at_path, find_a_file, execute,
1992 add_preprocessor_option, add_assembler_option, add_linker_option,
1993 process_command, insert_wrapper, do_option_spec, do_self_spec,
1994 spec_path, do_spec_1, is_directory, main, used_arg,
1995 getenv_spec_function): Likewise.
1996 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1997 demangled_hash_lookup, symbol_push, file_push, frob_extension):
2000 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2002 * doc/rtl.texi: Updated subreg section.
2004 2008-06-19 Jakub Jelinek <jakub@redhat.com>
2007 * cgraphunit.c (cgraph_process_new_functions): Don't clear
2008 node->needed and node->reachable.
2009 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
2010 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
2011 (expand_task_call): Don't call expand_task_copyfn.
2012 (expand_task_copyfn): Renamed to...
2013 (finalize_task_copyfn): ... this.
2015 2008-06-19 Jan Hubicka <jh@suse.cz>
2017 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
2018 clobbering framepointer.
2020 2008-06-19 Jan Hubicka <jh@suse.cz>
2022 * tree-optimize.c (execute_early_local_optimizations): Set
2023 cgraph_state only at first invocation.
2025 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2027 * system.h (-Wc++-compat): Activate as a warning, no an error.
2029 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2031 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
2032 instead of "#" in insn asm template.
2033 (*jcc_fused_2): Ditto.
2035 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
2037 * config/i386/i386.h (ix86_tune_indices)
2038 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
2039 (TARGET_FUSE_CMP_AND_BRANCH): New define.
2040 * config/i386/i386.md (*jcc_fused_1): New insn pattern
2041 (*jcc_fused_2): Ditto.
2042 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
2043 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
2044 (print operand): Handle 'E' and 'e' code.
2046 2008-06-19 Anatoly Sokolov <aesok@post.ru>
2048 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
2049 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2050 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2052 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
2054 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
2056 (cgraph_expand_function): Use local copy of decl.
2057 (cgraph_expand_all_functions): Remove redundant initialization of
2059 (cgraph_optimize): Reword internal_error message.
2061 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
2063 * arm-protos.h (arm_return_in_memory): Remove public
2064 arm_return_in_memory() prototype.
2065 * arm.c (arm_return_in_memory): Add static prototype, add target
2066 hook macro, change definition and comments.
2067 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
2069 2008-06-19 Ben Elliston <bje@au.ibm.com>
2071 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
2072 real.c: Remove references to IEEE 754R.
2073 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
2074 * doc/libgcc.texi (Decimal float library routines): Likewise.
2076 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2078 * targhooks.h (struct gcc_target): New member unwind_word_mode.
2079 (default_unwind_word_mode): Add prototype.
2080 * targhooks.c (default_unwind_word_mode): New function.
2081 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
2082 instead of word_mode.
2083 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
2084 (TARGET_INITIALIZER): Use it.
2086 * c-common.c (handle_mode_attribute): Support "unwind_word"
2088 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
2090 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
2091 word_mode to access SjLj_Function_Context member "data".
2092 (sjlj_emit_dispatch_table): Likewise. Also, perform type
2093 conversion from targetm.eh_return_filter_mode () to
2094 targetm.unwind_word_mode () if they differ.
2096 * builtin-types.def (BT_UNWINDWORD): New primitive type.
2097 (BT_FN_UNWINDWORD_PTR): New function type.
2098 (BT_FN_WORD_PTR): Remove.
2099 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
2100 * except.c (expand_builtin_extend_pointer): Convert pointer to
2101 targetm.unwind_word_mode () instead of word_mode.
2103 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
2104 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
2105 (spu_unwind_word_mode): New function.
2106 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
2107 (TARGET_UNWIND_WORD_MODE): Define.
2108 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
2110 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2112 * config/spu/spu.c (reg_align): Remove.
2113 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
2114 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
2115 (spu_split_store): Likewise.
2117 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
2119 * gcc/tree-vn.c: Fix typo in comment.
2121 2008-06-18 Jan Hubicka <jh@suse.cz>
2123 * cgraphunit.c (cgraph_optimize): Output debug info when doing
2124 toplevel reorder too.
2126 2008-06-18 Jan Hubicka <jh@suse.cz>
2128 * c-opts.c (c_common_post_options): PCH is not compatible with
2130 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
2131 -fno-toplevel-reorder by default now.
2133 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2135 PR documentation/30739
2136 * doc/install.texi (Prerequisites): Document dependency on awk.
2138 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
2139 Ian Lance Taylor <iant@google.com>
2141 PR rtl-optimization/35604
2142 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
2143 only want to change jump destinations, not eventual label comparisons.
2145 2008-06-16 Jan Hubicka <jh@suse.cz>
2147 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
2149 (cgraph_analyze_function): Likewise.
2151 2008-06-16 Jan Hubicka <jh@suse.cz>
2153 * cgraph.h (cgraph_mark_if_needed): New function.
2154 * cgraphunit.c (cgraph_mark_if_needed): New function.
2155 * c-decl.c (duplicate_decl): Use it.
2157 2008-06-16 Jan Hubicka <jh@suse.cz>
2159 * cgraph.c (cgraph_add_new_function): When in expansion state, do
2162 2008-06-16 Jan Hubicka <jh@suse.cz>
2164 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
2166 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
2167 Kazu Hirata <kazu@codesourcery.com>
2168 Maxim Kuvyrkov <maxim@codesourcery.com
2170 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
2171 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
2172 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
2173 EXTRA_SPEC_FUNCTIONS.
2174 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
2175 (DRIVER_SELF_SPECS): Adjust.
2176 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
2177 * config/mips/st.h, config/mips/t-st: New.
2178 * config/mips/driver-native.c, config/mips/x-native: New.
2179 * doc/invoke.texi (MIPS): Document 'native' value for -march and
2182 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2184 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
2186 (ISA_HAS_FP_CONDMOVE): New macro.
2187 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
2188 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
2189 (ISA_HAS_NMADD3_NMSUB3): New macro.
2190 * config/mips/mips.c (mips_rtx_costs): Update.
2191 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
2192 compiling for ST Loongson 2E/2F.
2193 (madd<mode>): Rename to madd4<mode>. Update.
2194 (madd3<mode>): New pattern.
2195 (msub<mode>): Rename to msub4<mode>. Update.
2196 (msub3<mode>): New pattern.
2197 (nmadd<mode>): Rename to nmadd4<mode>. Update.
2198 (nmadd3<mode>): New pattern.
2199 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
2200 (nmadd3<mode>_fastmath): New pattern.
2201 (nmsub<mode>): Rename to nmsub4<mode>. Update.
2202 (nmsub3<mode>): New pattern.
2203 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
2204 (nmsub3<mode>_fastmath): New pattern.
2205 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
2207 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
2209 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
2210 (DF_REF_INSN_INFO): New.
2211 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
2212 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
2213 with a NULL DF_REF_INSN_INFO.
2214 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
2216 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
2217 DF_INSN_INFO_EQ_USES): New.
2218 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
2219 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
2220 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
2221 * df-core.c: Update comment for above changes.
2222 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
2223 DF_INSN_UID_* macros.
2224 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
2225 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
2226 insn rtx. Update all callers.
2227 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
2228 df_ref_create_structure, df_insn_refs_collect): Likewise.
2229 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
2230 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
2231 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
2232 macros to access the insn refs.
2233 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
2234 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
2235 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
2236 for accessing the refs.
2237 (try_fwprop_subst): Likewise.
2238 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
2239 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
2240 for accessing the refs.
2241 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
2242 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
2243 to look at the insn refs.
2244 (record_uses): Likewise.
2245 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
2247 (mark_artificial_uses): Don't mark_insn for artificial refs.
2248 (mark_reg_rependencies): Likewise.
2250 * doc/rtl.texi: Remove documentation of ADDRESSOF.
2252 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2254 * configure: Regenerate.
2256 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2258 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
2259 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2260 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2262 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2264 * config/avr/avr.c (avr_mcu_t): Add attiny167.
2265 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2266 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2268 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
2270 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
2271 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2272 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2274 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2276 * tree-ssa-sccvn.c: Fix format of comments.
2278 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
2280 * cgraph.c: Remove unneeded forward declarations of eq_node()
2283 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
2285 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
2287 (see_update_relevancy): Likewise.
2288 * fwprop.c (try_fwprop_subst): Likewise.
2289 * rtlanal.c (noop_move_p): Likewise.
2290 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
2291 notes to non-existing libcall blocks.
2292 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
2294 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
2295 (dead_libcall_p): Remove.
2296 (delete_trivially_dead_insns): Don't use it.
2297 * web.c (union_defs): Remove comment about keeping nops.
2298 * gcse.c (hash_scan_insn): Don't take libcall pointers.
2299 (compute_hash_table_work): Don't track libcall notes.
2300 (do_local_cprop): Don't take libcall pointers. Don't update
2302 (adjust_libcall_notes): Deleted.
2303 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
2304 ever have existed in the first place).
2305 (replace_store_insn): Don't try to remove libcall notes.
2306 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
2307 (resolve_reg_notes): Don't call them.
2308 (resolve_simple_move): Likewise.
2309 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
2310 Don't remove REG_RETVAL notes.
2311 * emit-rtl.c (try_split): Don't update libcall notes.
2312 (emit_copy_of_insn_after): Dito.
2313 * cselib.c (cselib_current_insn_in_libcall): Remove.
2314 (cselib_process_insn): Don't set/clear it.
2315 (new_elt_loc_list): Don't record it.
2316 (cselib_init): Don't initialize it.
2317 * cselib.c (struct elt_loc_list): Remove in_libcall field.
2318 * loop-invariant.c (find_invariant_insn): Don't look for libcall
2320 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
2321 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
2322 (init_deps): Don't initialize it.
2323 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
2324 * combine.c (delete_noop_moves): Don't update libcall notes.
2325 (can_combine_p): Remove now pointless #if 0 block.
2326 (try_combine): Remove another obsolete #if 0 block.
2327 (distribute_notes): Don't distribute libcall notes.
2328 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
2329 * dce.c (libcall_dead_p): Remove.
2330 (delete_unmarked_insns): Don't handle libcall blocks.
2331 (preserve_libcall_for_dce): Remove.
2332 (prescan_insns_for_dce): Don't special-case libcall block insns.
2333 * reload1 (reload): Don't handle libcall notes.
2334 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
2337 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2339 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
2340 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2341 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2343 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
2345 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
2346 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2347 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2349 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2351 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
2353 2008-06-16 Ira Rosen <irar@il.ibm.com>
2355 PR tree-optimization/36493
2356 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
2357 the arguments list. Use VECTYPE to create vector pointer.
2358 (vectorizable_store): Fail if accesses through a pointer to vectype
2359 do not alias the original memory reference operands.
2360 Call vect_create_data_ref_ptr without the removed argument.
2361 (vectorizable_load): Likewise.
2362 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
2365 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
2368 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
2371 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2373 * config/mips/loongson2ef.md: New file.
2374 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
2375 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
2376 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
2377 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
2378 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
2380 (loongson2ef.md): New include.
2381 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
2382 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
2383 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
2384 (loongson_gt_<mode>, loongson_extract_halfword)
2385 (loongson_insert_halfword_0, loongson_insert_halfword_2)
2386 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
2387 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
2388 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
2389 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
2390 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
2391 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
2392 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
2393 (vec_interleave_low<mode>): Define type attribute.
2394 * config/mips/mips.c (mips_ls2): New static variable.
2395 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
2396 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
2397 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
2398 Implement target scheduling hooks.
2399 (mips_multipass_dfa_lookahead): Update to handle tuning for
2401 (mips_sched_init): Initialize data for Loongson scheduling.
2402 (mips_ls2_variable_issue): New static function.
2403 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
2405 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
2406 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
2407 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
2408 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
2409 Handle ST Loongson 2E/2F cores.
2410 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2412 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2414 * omp-low.c (extract_omp_for_data): Fix comment typo.
2417 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2419 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
2420 FIXME note about gcc/config.guess.
2421 * doc/options.texi (Option file format): Remove non-ASCII bytes.
2422 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
2423 * doc/cppopts.texi: Likewise.
2424 * doc/extend.texi: Likewise.
2425 * doc/gcc.texi: Likewise.
2426 * doc/gccint.texi: Likewise.
2427 * doc/gcov.texi: Likewise.
2428 * doc/gty.texi: Likewise.
2429 * doc/hostconfig.texi: Likewise.
2430 * doc/install.texi: Likewise.
2431 * doc/invoke.texi: Likewise.
2432 * doc/loop.texi: Likewise.
2433 * doc/makefile.texi: Likewise.
2434 * doc/md.texi: Likewise.
2435 * doc/passes.texi: Likewise.
2436 * doc/tm.texi: Likewise.
2437 * doc/tree-ssa.texi: Likewise.
2438 * doc/trouble.texi: Likewise.
2440 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
2441 Nathan Sidwell <nathan@codesourcery.com>
2442 Maxim Kuvyrkov <maxim@codesourcery.com>
2443 Richard Sandiford <rdsandiford@googlemail.com>
2445 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
2446 * config/mips/mips-protos.h (mips_expand_vector_init): New.
2447 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
2449 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
2450 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
2451 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
2453 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
2454 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
2455 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
2456 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
2457 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
2458 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
2459 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
2460 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
2461 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
2462 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
2463 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
2464 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
2465 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
2466 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
2467 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
2468 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
2469 (mips_builtins): Add Loongson builtins.
2470 (mips_loongson_2ef_bdesc): New.
2471 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
2472 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
2473 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
2474 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
2476 (mips_expand_vector_init): New.
2477 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2478 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2480 * config/mips/mips.md: Add unspec numbers for Loongson
2481 builtins. Include loongson.md.
2482 (MOVE64): Include Loongson vector modes.
2483 (SPLITF): Include Loongson vector modes.
2484 (HALFMODE): Handle Loongson vector modes.
2485 * config/mips/loongson.md: New.
2486 * config/mips/loongson.h: New.
2487 * config.gcc: Add loongson.h header for mips*-*-* targets.
2488 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2490 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2492 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2493 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2494 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2495 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2496 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2497 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2498 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2499 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2500 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2501 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2502 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2503 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2504 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2505 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2506 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2507 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2508 Remove use_fixproto=yes.
2509 (ia64*-*-hpux*): Remove comment about using fixproto.
2510 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2512 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2514 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2516 * configure: Regenerate.
2518 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2521 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2522 before evaluating it.
2524 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2527 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2528 nested inline functions.
2529 (start_decl, start_function): Don't invert DECL_EXTERNAL
2530 for nested inline functions.
2532 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2534 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2535 splits that must be made for correctness.
2537 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2539 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2540 (AVAIL_NON_MIPS16): Likewise.
2541 (mips_builtin_description): Replace target_flags with a predicate.
2542 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2543 (dspr2_32): New availability predicates.
2544 (MIPS_BUILTIN): New macro.
2545 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2546 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2547 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2548 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2549 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2550 (mips_dsp_32only_bdesc): Merge into...
2551 (mips_builtins): ...this new array.
2552 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2553 (mips_init_builtins): Update after above changes.
2554 (mips_expand_builtin_1): Merge into...
2555 (mips_expand_builtin): ...here and update after above changes.
2557 2008-06-12 Paul Brook <paul@codesourcery.com>
2559 * longlong.h (__arm__): Define count_leading_zeros.
2560 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2561 (clzsi2, clzdi2): New functions.
2562 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2563 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2564 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2565 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2566 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2567 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2568 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2569 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2570 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2571 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2573 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2575 * config/m68k/m68k.c (m68k_tune_flags): New.
2576 (override_options): Compute m68k_tune_flags.
2577 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2578 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2580 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2583 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2585 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2587 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2588 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2590 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2592 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2593 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2595 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2598 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2601 2008-06-12 Richard Guenther <rguenther@suse.de>
2603 PR tree-optimization/36345
2604 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2605 add memory_tag_needed flag.
2606 (may_alias_p): Declare.
2607 * tree-ssa-alias.c (may_alias_p): Export.
2608 (set_initial_properties): Use memory_tag_needed flag.
2609 (update_reference_counts): Likewise.
2610 (reset_alias_info): Reset memory_tag_needed flag.
2611 (create_name_tags): Check memory_tag_needed flag.
2612 (dump_points_to_info_for): Dump it.
2613 * tree-ssa-structalias.c (struct variable_info): Remove
2614 directly_dereferenced flag.
2615 (new_var_info): Do not initialize it.
2616 (process_constraint_1): Do not set it.
2617 (update_alias_info): Set is_dereferenced flag.
2618 (set_uids_in_ptset): Use may_alias_p.
2619 (set_used_smts): Check memory_tag_needed flag.
2620 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2621 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2622 memory_tag_needed flag.
2623 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2626 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2628 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2629 red zone for w64 abi.
2630 (ix86_expand_prologue): Likewise.
2631 (ix86_force_to_memory): Likewise.
2632 (ix86_free_from_memory): Likewise.
2634 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2637 * config/rs6000/rs6000.c (rs6000_override_options): Set
2638 rs6000_isel conditionally to the absence of comand line override.
2639 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2640 Remove duplicate rs6000_isel setting.
2641 * config/rs6000/eabispe.h: Ditto.
2643 2008-06-11 Richard Guenther <rguenther@suse.de>
2645 * alias.c (get_alias_set): Use the element alias-set for arrays.
2646 (record_component_aliases): For arrays and vectors do nothing.
2647 * c-common.c (strict_aliasing_warning): Handle the cases
2648 of alias set zero explicitly.
2649 * Makefile.in (dfp.o-warn): Add -Wno-error.
2651 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2653 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2655 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2656 tune_32 tune_64 to supported_defaults. Allow values not
2657 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2658 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2659 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2660 with_cpu_64 to generic for 64-bit-supporting configurations, not
2661 with_cpu. Remove FIXMEs.
2662 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2663 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2664 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2665 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2666 arch_32 and arch_64.
2668 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2669 Olivier Hainque <hainque@adacore.com>
2671 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2672 Use DECL_SIZE_UNIT to retrieve the size of the field.
2674 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2676 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2677 with function calls after declarations. Lay out
2678 neon_float_type_node before further use.
2680 2008-06-11 Richard Guenther <rguenther@suse.de>
2682 * tree-flow.h (may_point_to_global_var): Declare.
2683 * tree-ssa-alias.c (may_point_to_global_var): New function.
2684 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2686 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2688 * configure.ac: Teach that fido supports .debug_line.
2689 * configure: Regenerate.
2691 2008-06-10 Tom Tromey <tromey@redhat.com>
2693 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2696 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2698 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2699 (encode_decimal64, decode_decimal64, encode_decimal128,
2700 decode_decimal128): Reverse order of 32-bit parts of value if host
2701 and target endianness differ.
2703 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2705 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2706 Avoid division by 0.
2707 (tree_mod_pow2_value_transform): Likewise.
2708 (tree_ic_transform): Likewise.
2709 (tree_stringops_transform): Likewise.
2710 (tree_mod_subtract_transform): Likewise.
2711 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2712 (copy_edges_for_bb): Likewise.
2713 (initialize_cfun): Likewise.
2715 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2717 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2718 nonmemory_operand. Add "N" operand constraint.
2720 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2721 (*jcc_btsi_mask): Ditto.
2722 (*jcc_btsi_mask_1): Ditto.
2724 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2726 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2727 TYPE_CANONICAL for copied element type.
2729 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2732 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2733 Add m_CORE2 and m_GENERIC.
2734 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2735 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2737 (*jcc_btdi_rex64): New instruction and split pattern.
2739 (*jcc_btsi_1): Ditto.
2740 (*btsq): Fix Intel asm dialect operand order.
2744 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2747 * simplify-rtx.c (simplify_subreg): Add check for shift count
2750 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2752 * doc/md.texi: Synchronize with later constraints.md change.
2753 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2754 with a C implementation.
2755 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2757 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2758 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2759 when moving to and from MD_REGNUM.
2760 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2761 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2762 Handle byte and halfword moves.
2763 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2765 * config/mips/constraints.md (h): Turn into NO_REGS.
2766 (l, x): Update documentation.
2767 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2768 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2769 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2770 (HILO): New mode iterator.
2772 (any_div): New code iterator.
2773 (u): Extend code attribute to div and udiv.
2774 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2775 d_operand in the splitters. Remove redundant CONST_INT checks.
2776 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2777 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2778 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2779 accordingly, using normal moves instead of unspecs to move LO into
2780 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2781 (<u>mulsidi3): Handle expansion in C code.
2782 (<u>mulsidi3_32bit_internal): Rename to...
2783 (<u>mulsidi3_32bit): ...this.
2784 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2785 (*<u>mulsidi3_64bit): Rename to...
2786 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2787 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2788 to set LO and HI to the multiplication result. Use a normal move
2789 for MFLO and an unspec for MFHI.
2790 (*<u>mulsidi3_64bit_parts): Replace with...
2791 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2792 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2793 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2794 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2795 instead of HI. Split the instruction into a separate multiplication
2796 and MFHI if !TARGET_FIX_R4000.
2797 (<su>muldi3_highpart): Likewise.
2798 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2799 and the "=h" clobber.
2800 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2801 (<u>mulditi3): New expander.
2802 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2803 (madsi): Remove "=h" clobber.
2804 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2805 Force the modulus result to be a GPR and split the instruction into
2806 a division followed by an MFHI after reload.
2807 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2808 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2809 the MIPS16 HIGH define_split.
2810 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2811 of acc<->gpr moves to "multi".
2812 (*movdi_64bit): Replace the single "x" alternative with
2813 alternatives for moving into and out of "a".
2814 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2815 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2816 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2817 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2818 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2819 (movti): New expander.
2820 (*movti, *movti_mips16): New insns.
2821 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2822 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2823 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2824 * config/mips/predicates.md (fpr_operand): Delete.
2825 (d_operand): New predicate.
2827 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2829 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2830 failure on some Bourne shells.
2831 (x86_64-*-*): Ditto.
2833 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2835 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2837 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2839 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2840 (sparc-sun-solaris2*): Likewise.
2842 2008-06-09 Arnaud Charlet <charlet@adacore.com
2844 * doc/install.texi: Update requirements to build the Ada compiler.
2846 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2848 * df-scan.c (struct df_scan_problem_data): Remove the
2849 mw_link_pool alloc pool.
2850 (df_scan_free_internal): Don't free it.
2851 (df_scan_alloc): Don't allocate it.
2852 * df.h (struct df_link): Update comment.
2854 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2856 * except.h: Correct checks for when SJLJ exceptions must be used.
2858 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2860 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2863 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2865 PR tree-optimization/36218
2866 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2867 configure for the build system.
2868 (BUILD_LDFLAGS): Define.
2869 * configure: Regenerate.
2870 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2872 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2875 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2876 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2877 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2879 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2881 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2883 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2885 * config.gcc (Obsolete configurations): Remove list of
2887 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2888 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2889 targets matched by those patterns.
2890 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2891 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2892 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2893 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2894 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2895 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2896 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2897 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2898 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2899 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2900 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2901 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2902 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2903 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2904 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2905 Make code for Solaris 7 and greater unconditional for Solaris.
2906 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2907 Remove --with-* handling.
2908 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2909 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2910 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2911 LINK_OS_WINDISS_SPEC): Remove.
2912 * config/rs6000/sysv4.opt (mwindiss): Remove.
2913 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2914 * configure: Regenerate.
2915 * doc/cpp.texi: Don't mention BeOS.
2916 * doc/extend.texi (interrupt): Don't mention MS1.
2917 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2918 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2919 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2920 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2921 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2923 * doc/invoke.texi (MT Options): Remove.
2924 (-mwindiss): Remove.
2925 (CRIS Options): Remove cris-axis-aout references.
2926 (HPPA Options): Don't mention hppa1.1-*-pro.
2927 * doc/md.texi: (MorphoTech family): Remove.
2928 * libgcc2.c: Don't handle UWIN.
2929 * config/alpha/t-unicosmk: Remove.
2930 * config/alpha/unicosmk.h: Remove.
2931 * config/arm/kaos-arm.h: Remove.
2932 * config/arm/kaos-strongarm.h: Remove.
2933 * config/arm/strongarm-coff.h: Remove.
2934 * config/arm/strongarm-elf.h: Remove.
2935 * config/arm/strongarm-pe.h: Remove.
2936 * config/arm/t-strongarm-pe: Remove.
2937 * config/arm/t-xscale-coff: Remove.
2938 * config/arm/t-xscale-elf: Remove.
2939 * config/arm/xscale-coff.h: Remove.
2940 * config/arm/xscale-elf.h: Remove.
2941 * config/chorus.h: Remove.
2942 * config/cris/aout.h: Remove.
2943 * config/cris/aout.opt: Remove.
2944 * config/cris/t-aout: Remove.
2945 * config/i386/beos-elf.h: Remove.
2946 * config/i386/kaos-i386.h: Remove.
2947 * config/i386/ptx4-i.h: Remove.
2948 * config/i386/sco5.h: Remove.
2949 * config/i386/sco5.opt: Remove.
2950 * config/i386/sysv4-cpp.h: Remove.
2951 * config/i386/sysv5.h: Remove.
2952 * config/i386/t-beos: Remove.
2953 * config/i386/t-sco5: Remove.
2954 * config/i386/t-uwin: Remove.
2955 * config/i386/uwin.asm: Remove.
2956 * config/i386/uwin.h: Remove.
2957 * config/kaos.h: Remove.
2958 * config/mips/windiss.h: Remove.
2959 * config/mt: Remove directory.
2960 * config/pa/pa-osf.h: Remove.
2961 * config/pa/pa-pro-end.h: Remove.
2962 * config/pa/t-pro: Remove.
2963 * config/ptx4.h: Remove.
2964 * config/rs6000/beos.h: Remove.
2965 * config/rs6000/kaos-ppc.h: Remove.
2966 * config/rs6000/t-beos: Remove.
2967 * config/rs6000/windiss.h: Remove.
2968 * config/sh/kaos-sh.h: Remove.
2969 * config/sol2-6.h: Remove.
2970 * config/sparc/sol26-sld.h: Remove.
2971 * config/sparc/sysv4-only.h: Remove.
2972 * config/vax/bsd.h: Remove.
2973 * config/vax/t-memfuncs: Remove.
2974 * config/vax/ultrix.h: Remove.
2975 * config/vax/vaxv.h: Remove.
2976 * config/windiss.h: Remove.
2978 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2980 PR rtl-optimization/36438
2981 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2982 for vector shifts with constant scalar shift operands.
2984 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2986 * doc/invoke.texi: Document -march=xlr.
2987 * config/mips/xlr.md: New file.
2988 * config/mips/mips.md: Include it.
2990 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2991 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2992 (mips_rtx_cost_data): Likewise.
2994 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2996 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2997 PRE_INC and PRE_DEC cases.
2999 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3001 PR rtl-optimization/36419
3002 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
3003 the emitting jump insn.
3006 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
3007 is not bool, boolify the whole *expr_p and convert to the desired type.
3009 2008-06-06 Jakub Jelinek <jakub@redhat.com>
3011 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
3012 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
3013 Add omp_private_outer_ref hook, add another argument to
3014 omp_clause_default_ctor hook.
3015 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
3016 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
3017 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
3018 hook_tree_tree_tree_tree_null.
3019 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
3020 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
3021 * hooks.c (hook_tree_tree_tree_tree_null): New function.
3022 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
3023 * tree.def (OMP_TASK): New tree code.
3024 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
3025 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
3026 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
3027 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
3028 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
3029 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
3030 OMP_CLAUSE_COLLAPSE_EXPR): Define.
3031 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3032 (OMP_DIRECTIVE_P): Add OMP_TASK.
3033 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
3034 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
3035 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
3036 and OMP_CLAUSE_UNTIED entries.
3037 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
3039 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3040 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
3041 * tree-pretty-print.c (dump_omp_clause): Handle
3042 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
3043 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
3044 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
3045 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
3046 warning about unsigned iterators. Change decl/init/cond/incr
3047 arguments to TREE_VECs, check arguments for all collapsed loops.
3048 (c_finish_omp_taskwait): New function.
3049 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
3051 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
3052 default_function_array_conversion on init. Add par_clauses argument.
3053 If decl is present in parallel's lastprivate clause, change it to
3054 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
3055 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
3056 collapse count in clauses.
3057 (c_parser_omp_for, c_parser_omp_parallel): Adjust
3058 c_parser_omp_for_loop callers.
3059 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
3060 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
3061 (c_parser_omp_clause_name): Handle collapse and untied clauses.
3062 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
3064 (c_parser_omp_clause_schedule): Handle schedule(auto).
3065 Include correct location in the error message.
3066 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
3067 and PRAGMA_OMP_CLAUSE_UNTIED.
3068 (OMP_TASK_CLAUSE_MASK): Define.
3069 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
3070 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
3071 * tree-nested.c (convert_nonlocal_omp_clauses,
3072 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
3073 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
3074 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3075 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
3077 (conver_nonlocal_reference, convert_local_reference,
3078 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
3079 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
3080 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
3081 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
3082 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
3083 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
3084 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
3085 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
3086 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3088 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
3089 * c-common.h (c_finish_omp_taskwait): New prototype.
3090 * gimple-low.c (lower_stmt): Handle OMP_TASK.
3091 * tree-parloops.c (create_parallel_loop): Create 1 entry
3092 vectors for OMP_FOR_{INIT,COND,INCR}.
3093 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3094 (make_edges): Handle OMP_TASK.
3095 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
3096 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3097 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
3098 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
3099 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
3100 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3101 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
3102 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
3103 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
3104 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
3105 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
3106 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
3107 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
3108 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
3109 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
3110 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
3111 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
3112 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
3113 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
3114 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
3115 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
3116 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
3117 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
3118 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
3119 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
3120 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
3121 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
3122 original iterator is present in lastprivate clause or if
3123 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
3124 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3125 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
3126 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
3127 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
3128 if it is set, lookup var in outer contexts too. Handle
3129 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
3130 to be implicitly determined firstprivate for task regions.
3131 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
3132 if it is set, lookup var in outer contexts too. Set
3133 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
3134 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
3135 OMP_CLAUSE_UNTIED. Take region_type as last argument
3136 instead of in_parallel and in_combined_parallel.
3137 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
3139 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
3140 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
3141 (new_omp_context): Set default_kind to
3142 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
3143 (omp_region_type): New enum.
3144 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
3145 fields, add region_type.
3146 (new_omp_context): Take region_type as argument instead of is_parallel
3147 and is_combined_parallel.
3148 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
3149 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
3150 ctx->is_combined_parallel checks.
3151 (gimplify_omp_task): New function.
3152 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
3154 * omp-low.c (extract_omp_for_data): Use schedule(static)
3155 for schedule(auto). Handle pointer and unsigned iterators.
3156 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
3157 Add loops argument. Extract data for collapsed OMP_FOR loops.
3158 (expand_parallel_call): Assert sched_kind isn't auto,
3159 map runtime schedule to index 3.
3160 (struct omp_for_data_loop): New type.
3161 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
3162 Add loop, loops, collapse and iter_type fields.
3163 (workshare_safe_to_combine_p): Disallow combined for if
3164 iter_type is unsigned long long. Don't combine collapse > 1 loops
3165 unless all bounds and steps are constant. Adjust extract_omp_for_data
3167 (expand_omp_for_generic): Handle pointer, unsigned and long long
3168 iterators. Handle collapsed OMP_FOR loops. Adjust
3169 for struct omp_for_data changes. If libgomp function doesn't return
3170 boolean_type_node, add comparison of the return value with 0.
3171 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
3172 pointer, unsigned and long long iterators. Adjust for struct
3173 omp_for_data changes.
3174 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
3175 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
3176 unsigned long long. Allocate loops array, pass it to
3177 extract_omp_for_data. For collapse > 1 loops use always
3178 expand_omp_for_generic.
3179 (omp_context): Add sfield_map and srecord_type fields.
3180 (is_task_ctx, lookup_sfield): New functions.
3181 (use_pointer_for_field): Use is_task_ctx helper. Change first
3182 argument's type from const_tree to tree. Clarify comment.
3183 In OMP_TASK disallow copy-in/out sharing.
3184 (build_sender_ref): Call lookup_sfield instead of lookup_field.
3185 (install_var_field): Add mask argument. Populate both record_type
3186 and srecord_type if needed.
3187 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
3189 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
3190 and DECL_FIELD_OFFSET.
3191 (scan_sharing_clauses): Adjust install_var_field callers. For
3192 firstprivate clauses on explicit tasks allocate the var by value in
3193 record_type unconditionally, rather than by reference.
3194 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
3195 Use is_taskreg_ctx instead of is_parallel_ctx.
3196 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
3197 (create_omp_child_function_name): Add task_copy argument, use
3198 *_omp_cpyfn* names if it is true.
3199 (create_omp_child_function): Add task_copy argument, if true create
3200 *_omp_cpyfn* helper function.
3201 (scan_omp_parallel): Adjust create_omp_child_function callers.
3202 Rename parallel_nesting_level to taskreg_nesting_level.
3203 (scan_omp_task): New function.
3204 (lower_rec_input_clauses): Don't run constructors for firstprivate
3205 explicit task vars which are initialized by *_omp_cpyfn*.
3206 Pass outer var ref to omp_clause_default_ctor hook if
3207 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
3208 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
3209 OMP_CLAUSE_REDUCTION_INIT.
3210 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
3211 avoid duplicate setting of fields. Handle
3212 OMP_CLAUSE_PRIVATE_OUTER_REF.
3213 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
3214 copy-out if TREE_READONLY, only copy-in.
3215 (expand_task_copyfn): New function.
3216 (expand_task_call): New function.
3217 (struct omp_taskcopy_context): New type.
3218 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
3220 (lower_omp_parallel): Rename to...
3221 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3222 Call create_task_copyfn if srecord_type is needed. Adjust
3224 (task_shared_vars): New variable.
3225 (check_omp_nesting_restrictions): Warn if work-sharing,
3226 barrier, master or ordered region is closely nested inside OMP_TASK.
3227 Add warnings for barrier if closely nested inside of work-sharing,
3228 ordered, or master region.
3229 (scan_omp_1): Call check_omp_nesting_restrictions even for
3230 GOMP_barrier calls. Rename parallel_nesting_level to
3231 taskreg_nesting_level. Handle OMP_TASK.
3232 (lower_lastprivate_clauses): Even if some lastprivate is found on a
3233 work-sharing construct, continue looking for them on parent parallel
3235 (lower_omp_for_lastprivate): Add lastprivate clauses
3236 to the beginning of dlist rather than end. Adjust for struct
3237 omp_for_data changes.
3238 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
3239 not after it. Handle collapsed OMP_FOR loops, adjust for
3240 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
3241 (get_ws_args_for): Adjust extract_omp_for_data caller.
3242 (scan_omp_for): Handle collapsed OMP_FOR
3243 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
3244 (lower_omp_single_simple): If libgomp function doesn't return
3245 boolean_type_node, add comparison of the return value with 0.
3246 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
3247 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
3248 (parallel_nesting_level): Rename to...
3249 (taskreg_nesting_level): ... this.
3250 (is_taskreg_ctx): New function.
3251 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
3253 (execute_lower_omp): Rename parallel_nesting_level to
3254 taskreg_nesting_level.
3255 (expand_omp_parallel): Rename to...
3256 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
3257 Call omp_task_call for OMP_TASK regions.
3258 (expand_omp): Adjust caller, handle OMP_TASK.
3259 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
3261 * bitmap.c (bitmap_default_obstack_depth): New variable.
3262 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
3263 if argument is NULL and bitmap_default_obstack is already initialized.
3264 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
3266 * matrix-reorg.c (matrix_reorg): Likewise.
3268 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
3270 * config/i386/i386.md (*indirect_jump): Macroize using P
3271 mode iterator. Remove !TARGET_64BIT from insn constraints.
3272 (*tablejump_1): Ditto.
3273 (*indirect_jump_rex64): Remove insn pattern.
3274 (*tablejump_1_rex64): Ditto.
3275 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
3276 and eh_return_si insn patterns.
3278 2008-06-06 Richard Guenther <rguenther@suse.de>
3280 * tree-ssa-structalias.c (merge_smts_into): Remove.
3281 (find_what_p_points_to): Do not bother to compute the
3282 points-to set for pt_anything pointers.
3283 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
3284 for pt_anything pointers is ok.
3286 2008-06-06 Jan Hubicka <jh@suse.cz>
3288 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
3290 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3292 * cgraph.c: Fix typos in comments.
3293 (cgraph_availability_names): Fix string typo.
3294 * fold-const.c: Fix typos in comments.
3295 (fold_binary): Fix typo in warning.
3296 * genautomata.c: Fix typos in comments.
3297 (check_presence_pattern_sets): Fix typo in local variable.
3298 (output_description): Fix typo in output.
3299 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
3300 * hwint.h: Likewise.
3301 * matrix-reorg.c (check_allocation_function): Likewise.
3302 * omega.c (smooth_weird_equations): Likewise.
3303 * auto-inc-dec.c: Fix typos in comments.
3304 * bb-reorder.c: Likewise.
3305 * builtins.c: Likewise.
3306 * c-common.c: Likewise.
3307 * c-cppbuiltin.c: Likewise.
3308 * c-parser.c: Likewise.
3309 * c-pretty-print.c: Likewise.
3310 * cfgcleanup.c: Likewise.
3311 * cfgexpand.c: Likewise.
3312 * cfghooks.c: Likewise.
3313 * cfglayout.c: Likewise.
3314 * cfgloopmanip.c: Likewise.
3315 * cgraphunit.c: Likewise.
3316 * coverage.c: Likewise.
3317 * dbxout.c: Likewise.
3318 * df-byte-scan.c: Likewise.
3319 * df-core.c: Likewise.
3320 * df-problems.c: Likewise.
3321 * df-scan.c: Likewise.
3323 * dominance.c: Likewise.
3324 * domwalk.c: Likewise.
3326 * dwarf2out.c: Likewise.
3327 * emit-rtl.c: Likewise.
3328 * et-forest.c: Likewise.
3329 * function.c: Likewise.
3330 * function.h: Likewise.
3332 * gcov-io.c: Likewise.
3335 * genattrtab.c: Likewise.
3336 * ggc-page.c: Likewise.
3337 * gimplify.c: Likewise.
3338 * gthr-lynx.h: Likewise.
3339 * haifa-sched.c: Likewise.
3340 * ipa-cp.c: Likewise.
3341 * ipa-inline.c: Likewise.
3342 * ipa-prop.h: Likewise.
3343 * ipa-pure-const.c: Likewise.
3344 * ipa-struct-reorg.c: Likewise.
3345 * ipa-struct-reorg.h: Likewise.
3346 * ipa-type-escape.c: Likewise.
3348 * loop-doloop.c: Likewise.
3349 * mips-tfile.c: Likewise.
3350 * mkmap-flat.awk: Likewise.
3351 * mkmap-symver.awk: Likewise.
3352 * modulo-sched.c: Likewise.
3353 * omp-low.c: Likewise.
3354 * optabs.c: Likewise.
3355 * optabs.h: Likewise.
3357 * passes.c: Likewise.
3358 * postreload-gcse.c: Likewise.
3359 * postreload.c: Likewise.
3360 * predict.c: Likewise.
3361 * pretty-print.h: Likewise.
3362 * profile.c: Likewise.
3363 * protoize.c: Likewise.
3364 * ra-conflict.c: Likewise.
3366 * recog.c: Likewise.
3367 * regclass.c: Likewise.
3369 * reload.c: Likewise.
3370 * rtl-error.c: Likewise.
3371 * rtlanal.c: Likewise.
3373 * sched-rgn.c: Likewise.
3376 * target.h: Likewise.
3377 * tree-dfa.c: Likewise.
3378 * tree-eh.c: Likewise.
3379 * tree-flow-inline.h: Likewise.
3380 * tree-inline.c: Likewise.
3381 * tree-into-ssa.c: Likewise.
3382 * tree-loop-distribution.c: Likewise.
3383 * tree-nested.c: Likewise.
3384 * tree-parloops.c: Likewise.
3385 * tree-pass.h: Likewise.
3386 * tree-pretty-print.c: Likewise.
3387 * tree-profile.c: Likewise.
3388 * tree-scalar-evolution.c: Likewise.
3389 * tree-sra.c: Likewise.
3390 * tree-ssa-alias-warnings.c: Likewise.
3391 * tree-ssa-ccp.c: Likewise.
3392 * tree-ssa-coalesce.c: Likewise.
3393 * tree-ssa-dom.c: Likewise.
3394 * tree-ssa-dse.c: Likewise.
3395 * tree-ssa-forwprop.c: Likewise.
3396 * tree-ssa-live.c: Likewise.
3397 * tree-ssa-live.h: Likewise.
3398 * tree-ssa-loop-im.c: Likewise.
3399 * tree-ssa-loop-ivopts.c: Likewise.
3400 * tree-ssa-loop-niter.c: Likewise.
3401 * tree-ssa-loop-prefetch.c: Likewise.
3402 * tree-ssa-phiopt.c: Likewise.
3403 * tree-ssa-phiprop.c: Likewise.
3404 * tree-ssa-sccvn.c: Likewise.
3405 * tree-ssa-ter.c: Likewise.
3406 * tree-ssa-threadupdate.c: Likewise.
3407 * tree-ssa.c: Likewise.
3408 * tree-vect-analyze.c: Likewise.
3409 * tree-vect-transform.c: Likewise.
3410 * tree-vectorizer.c: Likewise.
3411 * tree-vn.c: Likewise.
3412 * tree-vrp.c: Likewise.
3414 * tree.def: Likewise.
3416 * unwind-dw2-fde.c: Likewise.
3417 * unwind.inc: Likewise.
3418 * value-prof.c: Likewise.
3419 * vmsdbgout.c: Likewise.
3421 2008-06-05 David Edelsohn <edelsohn@gnu.org>
3423 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
3424 always place FP constants in the TOC for TARGET_POWERPC64.
3425 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
3427 2008-06-05 Joseph Myers <joseph@codesourcery.com>
3429 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
3430 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
3431 enable for TARGET_E500_DOUBLE.
3432 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
3433 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
3434 floating-point modes like integer modes for E500 double.
3435 (rs6000_legitimate_offset_address_p): Likewise.
3436 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
3437 addressing for DDmode for E500 double.
3438 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
3439 modes as using 64-bits of registers for E500 double.
3440 (spe_build_register_parallel): Do not handle DDmode or TDmode.
3441 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
3442 specially for E500 double.
3443 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
3444 TDmode for E500 double.
3445 (rs6000_gimplify_va_arg): Only handle SDmode in registers
3446 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
3447 (rs6000_split_multireg_move): Do not handle TDmode specially for
3449 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
3450 using 64-bit registers for E500 double.
3451 (emit_frame_save): Do not handle DDmode specially for E500 double.
3452 (gen_frame_mem_offset): Likewise.
3453 (rs6000_function_value): Do not call spe_build_register_parallel
3454 for DDmode or TDmode.
3455 (rs6000_libcall_value): Likewise.
3456 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
3457 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
3460 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
3462 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
3465 2008-06-04 Junjie Gu <jgu@tensilica.com>
3467 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
3468 comparison for frame pointers.
3470 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3473 * config/avr/avr.h (PUSH_ROUNDING): Remove.
3475 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3478 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3479 register is already smaller or equal to required mode.
3481 2008-06-04 Xinliang David Li <davidxl@google.com>
3483 * tree-call-cdce.c: New file.
3484 (cond_dead_built_in_calls): New static variable.
3485 (input_domain): New struct.
3486 (check_pow): New function.
3487 (check_builtin_call): Ditto.
3488 (check_target_format): Ditto.
3489 (is_call_dce_candidate): Ditto.
3490 (gen_one_condition): Ditto.
3491 (gen_conditions_for_domain): Ditto.
3492 (get_domain): Ditto.
3493 (gen_conditions_for_pow_cst_base): Ditto.
3494 (gen_conditions_for_pow_int_base): Ditto.
3495 (gen_conditions_for_pow): Ditto.
3496 (get_no_error_domain): Ditto.
3497 (gen_shrink_wrap_conditions): Ditto.
3498 (shrink_wrap_one_built_in_call): Ditto.
3499 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3500 (tree_call_cdce): Ditto.
3501 (gate_call_cdce): Ditto.
3502 (pass_call_cdce): New gimple pass.
3503 * passes.c: (init_optimization_passes): New pass.
3504 * tree-pass.h: New pass declaration.
3505 * opts.c (decode_options): New flag setting.
3506 * common.opt: Add -ftree-builtin-call-dce flag.
3507 * Makefile.in: Add new source file.
3508 * tempvar.def: New tv_id.
3509 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3511 2008-06-04 Richard Guenther <rguenther@suse.de>
3513 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3514 (is_call_clobbered): Always check var_ann->call_clobbered.
3515 (mark_call_clobbered): Always set var_ann->call_clobbered.
3516 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3517 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3518 (reset_alias_info): Clear call clobbering info on MTAGs and
3520 (set_pt_anything): Set pt_global_mem.
3521 (create_tag_raw): Adjust comment.
3522 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3524 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3525 Maxim Kuvyrkov <maxim@codesourcery.com>
3527 * config/m68k/m68k.opt (mxgot): New option.
3528 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3529 (m68k_output_addr_const_extra): New.
3530 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3531 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3532 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3533 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3535 2008-06-04 Richard Guenther <rguenther@suse.de>
3537 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3538 negative or non-representable offsets.
3540 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3542 * config/i386/i386.c (ix86_gen_leave): New.
3543 (ix86_gen_pop1): Likewise.
3544 (ix86_gen_add3): Likewise.
3545 (ix86_gen_sub3): Likewise.
3546 (ix86_gen_sub3_carry): Likewise.
3547 (ix86_gen_one_cmpl2): Likewise.
3548 (ix86_gen_monitor): Likewise.
3549 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3550 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3551 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3552 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3553 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3554 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3555 (ix86_expand_epilogue): Updated.
3556 (print_operand): Handle integer register operand for 'z'.
3557 (ix86_expand_strlensi_unroll_1): Likewise.
3558 (ix86_expand_strlen): Likewise.
3559 (ix86_expand_builtin): Likewise.
3560 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3561 mov{q}/mov{l} and add{q}/add{l}.
3563 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3565 * config/i386/i386.md (P): New mode iterator.
3566 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3567 using P mode iterator.
3568 (DFmode push_operand splitter): Ditto.
3569 (XFmode push_operand splitter): Ditto.
3570 (DFmode float_extend SFmode push_operand splitter): Ditto.
3571 (XFmode float_extend SFmode push_operand splitter): Do not generate
3572 SImode pushes for 64bit target. Macroize Dimode and SImode
3573 pushes using P mode iterator.
3574 (XFmode float_extend DFmode push_operand splitter): Ditto.
3576 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3578 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3579 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3580 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3582 (ix86_call_abi_override): Remove check for call_used_regs.
3584 2008-06-03 Richard Guenther <rguenther@suse.de>
3586 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3587 for the lhs of calls if the return type contains pointers.
3589 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3591 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3592 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3593 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3594 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3595 of cfun and DEFAULT_ABI to deceide abi mode.
3597 (REG_PARM_STACK_SPACE): Removed.
3598 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3599 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3600 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3601 (ix86_function_abi): Likewise.
3602 (ix86_function_type_abi): Likewise.
3603 (ix86_call_abi_override): Likewise.
3604 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3605 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3606 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3607 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3609 (X86_64_REGPARM_MAX): New.
3610 (X86_64_SSE_REGPARM_MAX): New.
3611 (X64_REGPARM_MAX): New.
3612 (X64_SSE_REGPARM_MAX): New.
3613 (X86_32_REGPARM_MAX): New.
3614 (X86_32_SSE_REGPARM_MAX): New.
3615 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3616 (ix86_function_regparm): Handle user calling abi.
3617 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3618 by DEFAULT_ABI versus SYSV_ABI check.
3619 (ix86_reg_parm_stack_space): New.
3620 (ix86_function_type_abi): New.
3621 (ix86_call_abi_override): New.
3622 (ix86_function_abi): New.
3623 (ix86_cfun_abi): New.
3624 (init_cumulative_args): Call abi specific initialization.
3625 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3626 (function_arg_64): Extend SSE_REGPARM_MAX check.
3627 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3628 (ix86_pass_by_reference): Likewise.
3629 (ix86_function_value_regno_p): Likewise.
3630 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3631 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3632 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3633 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3634 (setup_incoming_varargs_64): Adjust regparm for call abi.
3635 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3636 (ix86_va_start): Likewise.
3637 (ix86_gimplify_va_arg): Likewise.
3638 (ix86_expand_prologue): Likewise.
3639 (output_pic_addr_const): Likewise.
3640 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3641 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3642 (x86_output_mi_thunk): Likewise.
3643 (x86_function_profiler): Likewise.
3644 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3645 (SYSV_ABI, MS_ABI): New constants.
3647 (init_regs): Add prototype of function in regclass.c file.
3648 (OVERRIDE_ABI_FORMAT): New.
3649 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3650 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3651 (OUTGOING_REG_PARM_STACK_SPACE): New.
3652 (ix86_reg_parm_stack_space): New prototype.
3653 (CUMULATIVE_ARGS): Add call_abi member.
3654 (machine_function): Add call_abi member.
3655 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3656 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3658 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3661 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3662 (avr_builtin_setjmp_frame_value): New function.
3663 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3664 (nonlocal_goto): Define.
3666 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3668 * config/mips/mips.c (mips_emit_loadgp): Return early if
3669 there is nothing do to, otherwise emit a blockage if
3670 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3671 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3673 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3675 * configure.ac: Drop unneeded backslash ending up in config.in.
3676 * acinclude.m4: Likewise.
3677 * config.in: Regenerate.
3679 2008-05-26 Jan Hubicka <jh@suse.cz>
3681 * predict.c (maybe_hot_frequency_p): Break out of...
3682 (maybe_hot_bb_p): ... here.
3683 (maybe_hot_edge_p): New.
3684 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3685 * basic-block.h (maybe_hot_edge_p): Declare.
3687 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3689 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3690 (*cmpfp_<mode>_cc): Ditto.
3691 (*fp_jcc_8<mode>_387): Ditto.
3692 (*fop_<MODEF:mode>_2_i387): Ditto.
3693 (*fop_<MODEF:mode>_3_i387): Ditto.
3694 (*fop_xf_2_i387): Ditto.
3695 (*fop_xf_3_i387): Ditto.
3697 2008-06-02 Tomas Bily <tbily@suse.cz>
3699 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3701 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3703 * config/mips/mips.c (mips_valid_offset_p): New function.
3704 (mips_valid_lo_sum_p): Likewise.
3705 (mips_classify_address): Use them.
3706 (mips_force_address): New function.
3707 (mips_legitimize_address): Use it.
3708 * config/mips/mips.md (MOVE128): New mode iterator.
3709 (movtf): Require TARGET_64BIT. Remove empty strings.
3710 (*movtf_internal): Rename to...
3711 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3712 of "R" and use {,fp}{load,store} attributes instead of "multi".
3713 Use a separate define_split.
3714 (*movtf_mips16): New pattern.
3716 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3718 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3719 * config/mips/mips.c (mips_expand_before_return): New function.
3720 (mips_expand_epilogue): Call it.
3721 * config/mips/mips.md (return): Turn into a define_expand.
3722 (*return): New insn.
3724 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3726 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3727 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3728 functions. Do not emit uses and clobbers of CONCATs; individually
3729 use and clobber their operands.
3730 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3731 gen_clobber, emit_use and gen_use.
3732 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3733 (expand_builtin_return): Likewise.
3734 * cfgbuild.c (count_basic_blocks): Likewise.
3735 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3736 * explow.c (emit_stack_restore): Likewise.
3737 * expmed.c (extract_bit_field_1): Likewise.
3738 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3739 (emit_move_multi_word, store_constructor): Likewise.
3740 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3741 (thread_prologue_and_epilogue_insns): Likewise.
3742 * lower-subreg.c (resolve_simple_move): Likewise.
3743 * optabs.c (widen_operand, expand_binop): Likewise.
3744 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3745 * reload.c (find_reloads): Likewise.
3746 * reload1.c (eliminate_regs_in_insn): Likewise.
3747 * stmt.c (expand_nl_goto_receiver): Likewise.
3748 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3749 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3750 * config/arm/arm.c (arm_load_pic_register): Likewise.
3751 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3752 * config/arm/arm.md (untyped_return): Likewise.
3753 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3754 * config/avr/avr.c (expand_prologue): Likewise.
3755 * config/bfin/bfin.c (do_unlink): Likewise.
3756 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3757 * config/cris/cris.c (cris_expand_prologue): Likewise.
3758 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3759 (machopic_legitimize_pic_address): Likewise.
3760 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3761 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3762 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3763 (ix86_expand_convert_uns_didf_sse): Likewise.
3764 (ix86_expand_vector_init_general): Likewise.
3765 * config/ia64/ia64.md (eh_epilogue): Likewise.
3766 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3767 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3768 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3769 (config/iq2000/iq2000.c): Likewise.
3770 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3771 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3772 (builtin_longjmp): Likewise.
3773 * config/mn10300/mn10300.md (call, call_value): Likewise.
3774 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3775 * config/pdp11/pdp11.md (abshi2): Likewise.
3776 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3777 * config/s390/s390.c (s390_emit_prologue): Likewise.
3778 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3779 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3780 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3781 * config/sh/sh.c (prepare_move_operands): Likewise.
3782 (output_stack_adjust, sh_expand_epilogue): Likewise.
3783 (sh_set_return_address, sh_expand_t_scc): Likewise.
3784 * config/sparc/sparc.c (load_pic_register): Likewise.
3785 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3786 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3787 * config/v850/v850.c (expand_epilogue): Likewise.
3789 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3791 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3792 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3793 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3794 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3795 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3796 stack pointer register.
3797 (output_movhi): Remove code for interrupt specific writing to the
3798 stack pointer register.
3800 2008-05-31 Richard Guenther <rguenther@suse.de>
3802 PR tree-optimization/34244
3803 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3804 (tree_expr_nonzero_warnv_p): Likewise.
3805 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3806 ssa_name_nonnegative_p.
3807 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3808 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3809 not tree_expr_nonzero_warnv_p.
3811 PR tree-optimization/36262
3813 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3815 PR tree-optimization/34244
3816 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3817 (record_numbers_of_iterations): New function.
3818 (execute_vrp): Cache the numbers of iterations of loops.
3819 * tree-scalar-evolution.c (scev_reset_except_niters):
3821 (scev_reset): Use scev_reset_except_niters.
3822 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3824 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3826 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3827 __WORKAROUND_RETS when appropriate.
3829 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3831 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3832 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3834 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3835 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3836 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3837 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3838 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3839 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3840 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3841 *fop_df_1_sse insn patterns using MODEF mode iterator.
3842 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3843 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3844 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3845 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3846 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3847 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3848 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3849 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3850 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3851 (*fop_xf_5_i387): Ditto.
3852 (*fop_xf_6_i387): Ditto.
3854 2008-05-30 Richard Guenther <rguenther@suse.de>
3856 * builtins.c (build_string_literal): Avoid generating
3857 a non-gimple_val result.
3859 2008-05-30 DJ Delorie <dj@redhat.com>
3861 * exec-tool.in: Use an environment variable (private) instead of a
3862 file (shared) as a semaphore, so as to not break parallel builds.
3864 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3866 * optabs.c (maybe_encapsulate_block): Remove.
3867 (emit_libcall_block): Adjust accordingly.
3868 * optabs.h (maybe_encapsulate_block): Remove prototype.
3870 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3871 Don't use maybe_encapsulate_block.
3873 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3875 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3876 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3877 rtx is a SYMBOL_REF before calling get_pool_constant.
3879 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3881 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3883 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3885 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3886 rather than OS names to choose INO_T_EQ definition.
3887 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3888 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3890 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3893 * config/darwin-f.c: New.
3894 * config/t-darwin: Added rule to build darwin-f.o.
3895 * config.gcc: Defined new variable, fortran_target_objs.
3896 (*-*-darwin*): Set fortran_target_objs.
3897 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3898 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3899 * configure: Regenerated.
3901 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3904 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3905 canonical type if needed.
3907 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3909 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3911 2008-05-29 Richard Guenther <rguenther@suse.de>
3913 PR tree-optimization/36343
3914 PR tree-optimization/36346
3915 PR tree-optimization/36347
3916 * tree-flow.h (clobber_what_p_points_to): Declare.
3917 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3918 pointed-to variable is dereferenced is irrelevant to whether
3919 the pointer can access the pointed-to variable.
3920 (clobber_what_p_points_to): New function.
3921 * tree-ssa-alias.c (set_initial_properties): Use it.
3922 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3923 call clobber check for NMTs.
3925 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3927 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3928 for printing gcov_type.
3930 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3932 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3933 and the eh region information.
3934 * value-prof.c (gimple_move_stmt_histograms): New function.
3935 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3937 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3939 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3941 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3943 * value-prof.c (tree_ic_transform): Print counts.
3944 * tree-profile.c (tree_gen_ic_func_profiler):
3945 Clear __gcov_indreict_call_callee variable to avoid misattribution
3948 2008-05-28 Rafael Espindola <espindola@google.com>
3950 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3953 2008-05-28 Richard Guenther <rguenther@suse.de>
3955 PR tree-optimization/36339
3956 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3957 and clobbering code out of the loop.
3959 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3961 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3964 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3965 s390_contiguous_bitmask_p, s390_symref_operand_p,
3966 s390_check_symref_alignment, s390_reload_larl_operand,
3967 s390_reload_symref_address): New functions.
3968 (s390_branch_condition_mnemonic): Support compare and branch
3970 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3971 and 'W' constraints.
3972 (s390_secondary_reload): Add secondary reloads for unaligned
3973 symbol refs or symbol refs to floating point or QI/TI mode
3975 (legitimate_address_p): Accept symbol references as addresses.
3976 (s390_expand_insv): Use rotate and insert selected bits
3977 instruction for insv when building for z10.
3978 (print_operand_address): Handle symbol ref addresses.
3979 (print_operand): Output modifier 'c' added for signed byte values.
3980 (s390_encode_section_info): Mark symbol refs with
3981 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3983 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3984 (length attribute): RRF, RRR have 4 byte length.
3985 (FPALL, INTALL): New mode iterators added.
3986 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3987 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3988 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3989 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3990 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3991 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3992 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3993 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3995 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3996 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3997 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3998 reload<INTALL:mode><P:mode>_toreg_z10,
3999 reload<FPALL:mode><P:mode>_tomem_z10,
4000 reload<FPALL:mode><P:mode>_toreg_z10,
4001 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
4002 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
4003 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
4004 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
4006 (movmem, clrmem, cmpmem): New splitters added.
4008 * config/s390/predicates.md (larl_operand): Use
4009 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
4010 SYMBOL_REF_ALIGN1_P.
4011 (s390_signed_integer_comparison,
4012 s390_unsigned_integer_comparison): New predicates.
4014 * config/s390/s390-protos.h (s390_check_symref_alignment,
4015 s390_contiguous_bitmask_p, s390_reload_larl_operand,
4016 s390_reload_symref_address,
4017 s390_compare_and_branch_condition_mask): Prototypes added.
4019 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
4020 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
4021 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
4023 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
4025 * config/s390/s390.c (z10_cost): New cost function for z10.
4026 (s390_handle_arch_option, override_options): Support -march=z10 switch.
4027 (s390_issue_rate): Adjust issue rate for z10.
4028 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
4029 (processor_flags): Add PF_Z10.
4030 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
4031 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
4032 * gcc/config.gcc: Add z10.
4034 2008-05-28 Richard Guenther <rguenther@suse.de>
4036 PR tree-optimization/36291
4037 * tree-flow. h (struct gimple_df): Remove var_anns member.
4038 * tree-flow-inline.h (gimple_var_anns): Remove.
4039 (var_ann): Simplify.
4040 * tree-dfa.c (create_var_ann): Simplify.
4041 (remove_referenced_var): Clear alias info from var_anns of globals.
4042 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
4043 (delete_tree_ssa): Clear alias info from var_anns of globals.
4044 Do not free var_anns.
4045 (var_ann_eq): Remove.
4046 (var_ann_hash): Likewise.
4048 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
4050 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
4051 and loongson2f entries.
4052 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
4053 * config/mips/mips.h (processor_type): Add Loongson-2E
4054 and Loongson-2F entries.
4055 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
4056 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
4057 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
4058 * doc/invoke.texi (MIPS Options): Document loongson2e
4059 and loongson2f processor names.
4061 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4065 * config/i386/i386.c (ix86_function_arg_boundary): Use
4066 alignment of canonical type.
4067 (ix86_expand_vector_move): Check unaligned memory access for
4070 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
4072 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
4073 Moved to the front of file.
4075 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
4076 H.J. Lu <hongjiu.lu@intel.com>
4078 * dwarf2out.c (current_fde): New.
4080 (lookup_cfa:): Likewise.
4081 (dwarf2out_end_epilogue): Likewise.
4082 (dwarf2out_note_section_used): Likewise.
4084 2008-05-27 Michael Matz <matz@suse.de>
4087 * c.opt (Wenum-compare): New warning option.
4088 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
4090 2008-05-27 Michael Matz <matz@suse.de>
4093 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
4095 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
4096 into memory as tail calls.
4098 2008-05-27 Richard Guenther <rguenther@suse.de>
4100 PR tree-optimization/36339
4101 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
4102 pointers cause all addressable variables to be call clobbered.
4104 2008-05-27 Richard Guenther <rguenther@suse.de>
4106 PR tree-optimization/36245
4107 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
4109 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4111 * config/s390/s390.md: Replace all occurences of the 'm'
4112 constraint with 'RT'.
4114 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4116 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
4118 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
4120 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
4121 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
4122 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
4124 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4126 * reload.c: (find_reloads): Skip alternatives according to the
4127 "enabled" attribute. Constify the constraint variable.
4128 * recog.c (get_attr_enabled): Add default implementation.
4129 (extract_insn): Set the alternative_enabled_p array
4130 in the recog_data struct.
4131 (preprocess_constraints, constrain_operands): Skip
4132 alternatives according to the "enabled" attribute
4133 * recog.h (struct recog_data): New field alternative_enabled_p.
4134 (skip_alternative): New inline function.
4135 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
4136 (record_reg_classes): Skip alternative according to the
4137 "enabled" attribute.
4139 * doc/md.texi: Add documention for the "enabled" attribute.
4141 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
4143 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
4144 * postreload.c (reload_cse_simplify_operands): Replace 'm'
4145 constraint with TARGET_MEM_CONSTRAINT.
4146 * recog.c (asm_operand_ok, preprocess_constraints,
4147 constrain_operands): Likewise.
4148 * regclass.c (record_reg_classes): Likewise.
4149 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
4150 * reload1.c (maybe_fix_stack_asms): Likewise.
4151 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
4152 * recog.h: Adjust comment.
4153 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
4154 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
4155 * doc/md.texi: Add a note to description of 'm' constraint.
4156 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
4158 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
4160 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
4161 that the bitfield is of integral type before testing its precision.
4163 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4164 Sa Liu <saliu@de.ibm.com>
4166 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
4167 __modti3, __udivti3, __umodti3 and __udivmodti4.
4168 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
4169 that implement TImode mul and div functions.
4170 * config/spu/multi3.c: New. Implement __multi3.
4171 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
4172 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
4175 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
4177 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
4178 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
4179 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
4180 tls_sysv_suffix): New mode and mode attribute iterators.
4181 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
4182 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
4183 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
4184 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
4185 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
4188 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
4190 PR tree-optimization/36329
4191 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
4192 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
4193 * cgraphbuild.c (initialize_inline_failed): Use the latter
4194 macro in lieu of the former.
4195 * ipa-inline.c (cgraph_mark_inline): Likewise.
4196 (cgraph_decide_inlining_of_small_function): Likewise.
4197 (cgraph_decide_inlining): Likewise.
4198 (cgraph_decide_inlining_incrementally): Likewise.
4200 2008-05-26 Tristan Gingold <gingold@adacore.com>
4201 Anatoly Sokolov <aesok@post.ru>
4203 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
4204 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
4205 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
4206 optimization for 'avr6' architecture.
4208 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
4211 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
4213 2008-05-26 Richard Guenther <rguenther@suse.de>
4215 * tree-ssa-sccvn.c (expr_has_constants): Declare.
4216 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
4218 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
4221 * caller-save.c (insert_restore): Verify alignment of spill space.
4222 (insert_save): Likewise.
4223 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
4224 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
4225 (STACK_SLOT_ALIGNMENT): Likewise.
4226 * function.c (LOCAL_ALIGNMENT): Removed.
4227 (get_stack_local_alignment): New.
4228 (assign_stack_local): Use it. Set alignment on stack slot.
4229 (assign_stack_temp_for_type): Use get_stack_local_alignment.
4230 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
4231 (STACK_SLOT_ALIGNMENT): New.
4232 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
4233 stack slot in XFmode.
4235 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
4237 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
4240 * config/i386/i386.md (allocate_stack_worker_64): Make sure
4241 argument operand in rax isn't removed.
4243 2008-05-26 Richard Guenther <rguenther@suse.de>
4246 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
4247 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
4249 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4252 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
4254 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
4256 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
4257 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
4259 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4261 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
4262 build a trampoline if we don't want one.
4263 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
4264 return zero for nested functions if we don't want a trampoline.
4266 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4268 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
4270 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
4273 * c.opt: Removed undocumented option '-lang-fortran'.
4274 * c-common.h: Removed global variable 'lang_fortran'.
4275 * c-opts.c (c_common_handle_option): Removed code to handle
4276 option '-lang-fortran'. Updated includes.
4277 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
4278 definition of '__GFORTRAN__'.
4279 (define__GNUC__): Reimplemented to use BASEVER and
4280 cpp_define_formatted.
4281 (builtin_define_with_value_n): Removed.
4282 * c-incpath.h: Renamed to ...
4283 * incpath.h: ... this.
4284 * c-incpath.c: Renamed to ...
4285 * incpath.c: ... this. Updated includes.
4286 * fix-header.c: Updated includes.
4287 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
4288 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
4289 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
4291 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
4293 * tree.h: Update the table of flags used on tree nodes.
4294 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
4295 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
4296 (FORCED_LABEL): Add access check.
4297 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
4298 (ASM_INPUT_P): Likewise.
4299 (ASM_VOLATILE_P): Likewise.
4300 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
4301 (OMP_SECTION_LAST): Access private_flag directly.
4302 (OMP_RETURN_NOWAIT): Likewise.
4303 (OMP_PARALLEL_COMBINED): Likewise.
4304 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
4305 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
4306 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
4307 deprecated_flag directly.
4309 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
4311 * final.c (frame_pointer_needed): Removed.
4312 * flags.h (frame_pointer_needed): Likewise.
4314 * function.h (rtl_data): Add frame_pointer_needed.
4315 (frame_pointer_needed): New.
4317 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
4319 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
4321 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
4323 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
4326 2008-05-25 Alan Modra <amodra@bigpond.net.au>
4328 * c-common.c (strip_array_types): Move function to..
4330 (get_inner_array_type): Delete.
4331 * c-common.h (strip_array_types): Move declaration to..
4333 (get_inner_array_type): Delete.
4334 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
4335 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4336 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4337 * config/pa/pa.c (emit_move_sequence): Likewise.
4339 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
4341 * config/i386/i386.md (*sse_prologue_save_insn): Set length
4344 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
4346 * function.c: Include target hook for nonlocal_goto frame value.
4348 2008-05-24 Richard Guenther <rguenther@suse.de>
4350 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
4351 variable can be only accessed through a pointer or a union.
4353 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4355 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
4356 * doc/extend.texi: Likewise.
4358 2008-05-23 DJ Delorie <dj@redhat.com>
4360 * config/m32c/jump.md (untyped_call): Add.
4362 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
4364 (m32c_address_cost): Detail costs for indirect offsets.
4366 2008-05-23 Rafael Espindola <espindola@google.com>
4368 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
4369 if a node is a SUBREG.
4370 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
4373 2008-05-23 Paul Brook <paul@codesourcery.com>
4374 Carlos O'Donell <carlos@codesourcery.com>
4376 * doc/extend.texi: Clarify use of __attribute__((naked)).
4377 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4378 * target.h (gcc_target): Add allocate_stack_slots_for_args.
4379 * function.c (use_register_for_decl): Use
4380 targetm.calls.allocate_stack_slots_for_args.
4381 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4382 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
4383 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
4385 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
4387 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
4389 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
4391 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
4392 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
4393 is only rounded once.
4395 2008-05-23 Richard Guenther <rguenther@suse.de>
4397 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
4399 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
4400 Jakub Jelinek <jakub@redhat.com>
4403 * configure.ac: Handle --enable-cld.
4404 * configure: Regenerated.
4405 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
4406 * config/i386/i386.h (struct machine_function): Add needs_cld field.
4407 (ix86_current_function_needs_cld): New define.
4408 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
4409 (cld): New isns pattern.
4410 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
4411 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
4412 * config/i386/i386.opt (mcld): New option.
4413 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
4414 TARGET_CLD and ix86_current_function_needs_cld.
4415 (override_options): Use -mcld by default for 32-bit code if
4418 * doc/install.texi (Options specification): Document --enable-cld.
4419 * doc/invoke.texi (Machine Dependent Options)
4420 [i386 and x86-64 Options]: Add -mcld option.
4421 (Intel 386 and AMD x86-64 Options): Document -mcld option.
4423 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
4424 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
4425 (return_in_memory_64): Likewise.
4426 (return_in_memory_ms_64): Likewise.
4428 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4430 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4431 * builtins.c (fold_builtin_fpclassify): New.
4432 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
4433 * builtins.def (BUILT_IN_FPCLASSIFY): New.
4434 * c-common.c (handle_type_generic_attribute): Adjust to accept
4435 fixed arguments before an elipsis.
4436 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
4437 * doc/extend.texi: Document __builtin_fpclassify.
4439 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
4441 * omp-low.c (gate_expand_omp_ssa): Remove.
4442 (pass_expand_omp_ssa): Remove.
4443 (gate_expand_omp): Do not check for flag_openmp_ssa.
4444 * common.opt (-fopenmp-ssa): Remove.
4445 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
4447 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
4449 * config/sh/sh.opt (mfixed-range): New option.
4450 * config/sh/sh-protos.h (sh_fix_range): Declare.
4451 * config/sh/sh.c (sh_fix_range): New function.
4452 * config/sh/sh.h (sh_fixed_range_str): Declare.
4453 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
4455 * doc/invoke.texi (SH Options): Document -mfixed-range.
4457 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
4459 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
4460 it before the redeclaration.
4462 2008-05-22 Anatoly Sokolov <aesok@post.ru>
4464 * config/avr/avr.c (get_sequence_length): Add new function.
4465 (expand_prologue, expand_epilogue): Remove duplicate code.
4467 2008-05-22 Rafael Espindola <espindola@google.com>
4469 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
4472 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
4474 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
4475 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4477 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4478 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4479 (vect_update_misalignment_for_peel): Likewise.
4480 (vector_alignment_reachable_p): Likewise.
4481 * tree-vect-transform.c (vectorizable_load): Likewise.
4482 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4483 (get_vectype_for_scalar_type): Pass mode of scalar_type
4484 to UNITS_PER_SIMD_WORD.
4486 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4487 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4488 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4489 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4490 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4492 2008-05-22 Ira Rosen <irar@il.ibm.com>
4494 PR tree-optimization/36293
4495 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4496 if the first load must be skipped because of a gap.
4498 2008-05-22 Richard Guenther <rguenther@suse.de>
4500 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4501 more cases of offset disambiguation that is possible if
4502 strict-aliasing rules apply.
4503 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4504 for basic offset and type-based disambiguation.
4506 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4508 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4509 ix86_expand_vector_set on V16QImode for SSE4.1.
4511 2008-05-21 Tom Tromey <tromey@redhat.com>
4513 * c.opt (Wimport): Mark as undocumented.
4514 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4516 (Warning Options): Likewise.
4517 * doc/cppopts.texi: Don't mention -Wimport.
4519 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4521 PR tree-optimization/36287
4522 PR tree-optimization/36286
4523 * lambda-code.c (build_access_matrix): Do not use the loop->num
4524 for computing the number of induction variables: use the loop depth
4527 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4530 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4531 option -f(no-)leading-underscore.
4533 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4535 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4536 GET_MODE_NUNITS (mode).
4538 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4540 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4541 (-mmulhw): Add 464 to description.
4542 (-mdlmzb): Likewise.
4543 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4544 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4546 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4547 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4548 * config/rs6000/rs6000.md: Update comments for 464.
4550 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4552 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4554 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4556 * config/i386/sse.md (vec_extractv4sf): Removed.
4557 (vec_extractv2df): Likewise.
4558 (vec_extractv2di): Likewise.
4559 (vec_extractv4si): Likewise.
4560 (vec_extractv8hi): Likewise.
4561 (vec_extractv16qi): Likewise.
4562 (vec_extract<mode>): New.
4564 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4566 * config/i386/sse.md (vec_setv4sf): Removed.
4567 (vec_setv2df): Likewise.
4568 (vec_setv2di): Likewise.
4569 (vec_setv4si): Likewise.
4570 (vec_setv8hi): Likewise.
4571 (vec_setv16qi): Likewise.
4572 (vec_set<mode>): New.
4574 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4576 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4577 goto for vec_concat and vec_interleave.
4579 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4581 * config/i386/sse.md (vec_initv4sf): Removed.
4582 (vec_initv2df): Likewise.
4583 (vec_initv2di): Likewise.
4584 (vec_initv4si): Likewise.
4585 (vec_initv8hi): Likewise.
4586 (vec_initv16qi): Likewise.
4587 (vec_init<mode>): New.
4589 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4591 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4593 2008-05-21 Tom Tromey <tromey@redhat.com>
4595 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4596 (zone_find_object_offset): Likewise.
4597 (gt_ggc_m_S): Likewise.
4598 (highest_bit): Likewise.
4599 * ggc-page.c (gt_ggc_m_S): New function.
4600 * stringpool.c (string_stack): Remove.
4601 (init_stringpool): Update.
4602 (ggc_alloc_string): Use ggc_alloc.
4603 (maybe_delete_ident): New function.
4604 (ggc_purge_stringpool): Likewise.
4605 (gt_ggc_m_S): Remove.
4606 * ggc-common.c (ggc_protect_identifiers): New global.
4607 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4608 ggc_protect_identifiers.
4609 * ggc.h (ggc_protect_identifiers): Declare.
4610 (gt_ggc_m_S): Update.
4611 (ggc_purge_stringpool): Declare.
4612 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4613 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4615 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4617 2008-05-21 David S. Miller <davem@davemloft.net>
4619 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4622 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4624 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4627 2008-05-20 David Daney <ddaney@avtrex.com>
4629 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4630 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4631 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4632 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4633 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4634 (atomic_hiqi_op): New define_code_iterator.
4635 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4636 mips_expand_compare_and_swap_12.
4637 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4638 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4639 (sync_<optab><mode>, sync_old_<optab><mode>,
4640 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4641 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4642 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4643 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4644 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4645 (test_and_set_12): New insn.
4646 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4647 sync_new_<optab><mode>, sync_old_nand<mode>,
4648 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4649 clobber to operand 0 for SI and DI mode insns.
4650 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4651 mips_gen_fn_4): New typedefs.
4652 (mips_gen_fn_ptrs): Define new union type.
4653 (mips_expand_compare_and_swap_12): Remove declaration.
4654 (mips_expand_atomic_qihi): Declare function.
4655 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4656 (mips_expand_atomic_qihi): ... this. Use new generator function
4658 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4659 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4660 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4661 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4662 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4663 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4664 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4665 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4666 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4667 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4670 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4672 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4675 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4677 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4678 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4679 (avr_attribute_table): Add 'OS_main' function attribute.
4680 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4681 functions with 'OS_main' attribute.
4683 2008-05-20 Richard Guenther <rguenther@suse.de>
4685 PR tree-optimization/35204
4686 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4687 helper, split out from ...
4688 (DFS): ... here. Make the DFS walk non-recursive.
4690 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4691 Jan Sjodin <jan.sjodin@amd.com>
4693 PR tree-optimization/36181
4694 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4695 (parallelize_loops): Don't parallelize when the loop has vector
4698 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4699 Sebastian Pop <sebastian.pop@amd.com>
4701 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4702 matrix, and never look at the tree representation of the memory
4704 (linear_transform_loops): Computes parameters and access matrices.
4705 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4707 (access_matrix_get_index_for_parameter): New.
4708 * tree-data-ref.h (struct access_matrix): New.
4709 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4710 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4711 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4712 am_vector_index_for_loop): New.
4713 (struct data_reference): Add field access_matrix.
4714 (DR_ACCESS_MATRIX): New.
4715 (compute_data_dependences_for_loop): Update declaration.
4716 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4717 * lambda.h (lambda_vector_vec_p): Declared.
4718 * lambda-code.c: Depend on pointer-set.h.
4719 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4720 av_for_af_base, av_for_af, build_access_matrix,
4721 lambda_compute_access_matrices): New.
4722 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4724 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4726 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4729 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4730 Sebastian Pop <sebastian.pop@amd.com>
4732 PR tree-optimization/36206
4733 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4735 (instantiate_scev_1): Rename flags to fold_conversions.
4736 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4737 outeside instantiation_loop.
4738 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4739 (evolution_function_is_affine_or_constant_p): Removed.
4740 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4742 (analyze_siv_subscript): Pass in the loop nest number.
4743 Call evolution_function_is_affine_in_loop instead of
4744 evolution_function_is_affine_p.
4745 (analyze_overlapping_iterations): Pass in the loop nest number.
4747 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4748 Sebastian Pop <sebastian.pop@amd.com>
4750 PR tree-optimization/36206
4751 * tree-chrec.h (chrec_fold_op): New.
4752 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4755 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4757 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4759 (remove_duplicates): Do not set inode on non-inode systems.
4762 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4764 * config.gcc (tm_file): Update comments about relative pathnames.
4766 2008-05-20 Richard Guenther <rguenther@suse.de>
4768 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4769 * tree-ssa-sccvn.c (process_scc): Likewise.
4770 * tree-ssa-sink.c (execute_sink_code): Likewise.
4771 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4772 * tree-vrp.c (process_assert_insertions): Likewise.
4773 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4774 (perform_tree_ssa_dce): Likewise.
4775 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4776 (dump_dominator_optimization_stats): Likewise.
4777 * tree-vectorizer.c (vectorize_loops): Likewise.
4779 2008-05-20 Richard Guenther <rguenther@suse.de>
4781 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4783 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4785 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4786 (ix86_i386elf_return_in_memory): Likewise.
4787 (ix86_i386interix_return_in_memory): Likewise.
4788 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4789 (SUBTARGET_RETURN_IN_MEMORY): New.
4790 * config/i386/i386elf.h: Likewise.
4791 * config/i386/ptx4-i.h: Likewise.
4792 * config/i386/sol2-10.h: Likewise.
4793 * config/i386/sysv4.h: Likewise.
4794 * config/i386/vx-common.h: Likewise.
4795 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4796 * config/i386/i386.c (ix86_return_in_memory): Made static and
4797 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4798 (ix86_i386elf_return_in_memory): Removed.
4799 (ix86_i386interix_return_in_memory): Removed.
4800 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4801 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4803 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4805 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4807 2008-05-19 Xinliang David Li <davidxl@google.com>
4809 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4811 * common.opt: Ditto.
4812 * doc/invoke.texi: Ditto.
4814 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4816 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4817 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4819 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4821 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4822 sizes of operand array from 8/4 to 4/2.
4823 (ix86_expand_vector_init_general): Change size of operand array
4824 from 32 to 16. Remove op0, op1 and half_mode.
4826 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4828 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4829 (ix86_expand_vector_init_interleave): Likewise.
4830 (ix86_expand_vector_init_general): Use them. Assert
4831 word_mode == SImode when n_words == 4.
4833 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4835 * config/i386/i386.c (ix86_secondary_reload): New static function.
4836 (TARGET_SECONDARY_RELOAD): New define.
4837 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4838 * config/i386/i386.md (reload_outqi): Remove.
4840 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4843 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4844 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4845 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4846 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4847 (fold_builtin_1): Likewise.
4848 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4849 c-common.c (check_builtin_function_arguments): Handle
4850 BUILT_IN_ISINF_SIGN.
4851 * doc/extend.texi: Document __builtin_isinf_sign.
4852 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4854 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4856 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4857 EH cleanup at the end of the pass, search for those that have been
4858 turned into forwarder blocks and do the cleanup on their successor.
4860 2008-05-18 Richard Guenther <rguenther@suse.de>
4862 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4863 pointers to sizetype and vice versa.
4865 2008-05-18 Xinliang David Li <davidxl@google.com>
4867 * gcc/tree-ssa-dce.c: Coding style fix.
4868 (check_pow): Documentation comment.
4869 (check_log): Documenation comment. Coding style fix.
4870 (is_unnecessary_except_errno_call): Ditto.
4871 (gen_conditions_for_pow): Ditto.
4872 (gen_conditions_for_log): Ditto.
4873 (gen_shrink_wrap_conditions): Ditto.
4874 (shrink_wrap_one_built_in_calls): Ditto.
4875 * gcc/doc/invoke.texi: Better documentation string.
4876 * ChangeLog: Fix wrong change log entries from
4877 May 17 checkin on function call DCE.
4879 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4881 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4883 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4885 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4886 * df-problems.c (simulation routines): Fixed block comment to
4887 properly say how to add forwards scanning functions.
4889 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4891 * tree-inline.c (setup_one_parameter): Remove dead code.
4893 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4895 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4896 a BIT_AND_EXPR only for an INTEGER_TYPE.
4898 2008-05-17 Xinliang David Li <davidxl@google.com>
4900 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4901 (check_pow, check_log, is_unnecessary_except_errno_call): New
4902 functions to check for eliminating math functions that are pure
4903 except for setting errno.
4904 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4905 general condition expressions for shrink-wrapping pow/log calls.
4906 (gen_shrink_wrap_conditions): Ditto.
4907 (shrink_wrap_one_built_in_call): Ditto.
4908 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4909 (mark_operand_necessary): If debugging, output if OP is necessary.
4910 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4912 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4914 * gcc/common.opt: New user flag -ftree-builtin-dce.
4915 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4917 2008-05-16 David S. Miller <davem@davemloft.net>
4919 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4920 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4922 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4925 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4927 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4929 * ifcvt.c (dead_or_predicable): Rename
4930 df_simulate_one_insn_backwards to df_simulate_one_insn.
4931 * recog.c (peephole2_optimize): Ditto.
4932 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4934 * df.h: Rename df_simulate_one_insn_backwards to
4935 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4936 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4937 scanning of defs and uses.
4938 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4939 (df_simulate_one_insn_forwards): Removed.
4941 2008-05-16 Doug Kwan <dougkwan@google.com>
4943 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4945 (real_from_string): Handle NaNs and Inf as approriate.
4947 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4949 * doc/gty.texi (Source Files Containing Type Information): Note
4950 that headers should appear first in the gtfiles list.
4952 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4954 * tree.def (COND_EXEC): Properly documented this code.
4956 2008-05-16 Diego Novillo <dnovillo@google.com>
4958 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4959 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4962 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4964 * tree-ssa-dse (max_stmt_uid): Removed.
4965 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4966 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4967 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4968 * function.h (cfun.last_stmt_uid): New field.
4969 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4970 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4972 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4973 (create_stmt_ann): Initialize the ann->uid field.
4974 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4976 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4978 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4980 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4981 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4982 (init_empty_tree_cfg): Call it.
4984 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4986 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4989 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4991 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4992 * tree-dump.c (dump_options): New verbose option.
4993 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4995 * tree-pass.h (TDF_VERBOSE): New dump flag.
4996 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4997 (tree-flow.h): Added include.
4998 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
5000 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
5002 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
5004 From Jie Zhang <jie.zhang@analog.com>
5005 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5006 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
5007 mcpu=bf561-none and mcpu=bf561-0.2.
5008 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5009 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5010 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5011 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
5012 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
5013 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
5014 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
5016 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
5017 (cputype_selected): Remove.
5018 (bfin_handle_option): Don't use cputype_selected.
5019 (override_options): When no mcpu option, enable all workarounds.
5020 Don't use bfin_workarounds.
5021 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
5023 (DEFAULT_CPU_TYPE): Don't define.
5025 2008-05-16 Richard Guenther <rguenther@suse.de>
5027 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
5028 on deletion of the last stmt.
5030 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5032 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
5033 V8HImode for SSE2 and V16QImode for SSE4.1.
5035 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5037 * cgraph.h (compute_inline_parameters): Made public.
5038 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
5039 variable_generate_summary, function_write_summary,
5040 variable_write_summary, variable_read_summary. Added generate_summary,
5041 write_summary, read_summary.
5042 * cgraphunit.c (cgraph_process_new_functions): Changed call from
5043 pass_ipa_inline.function_generate_summary, to
5044 compute_inline_parameters.
5045 * ipa-inline.c (compute_inline_parameters): Made public and added
5047 (compute_inline_parameters_for_current): New function.
5048 (pass_inline_param): Now calls compute_inline_parameters_for_current.
5049 (inline_generate_summary): Removed parameter and made to loop over
5051 (pass_ipa_inline): Updated for new IPA_PASS structure.
5052 * passes.c (execute_ipa_summary_passes): Now is called once per
5053 pass rather than once per node*pass.
5055 2008-05-15 Anatoly Sokolov <aesok@post.ru>
5057 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
5058 avr_have_mul_p, avr_asm_only_p): Remove variables.
5059 (avr_override_options): Remove initialization of removed variables.
5060 (avr_file_start): Convert removed variables to fields of
5061 'struct base_arch_s *avr_current_arch'.
5062 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
5063 (AVR_HAVE_MUL): (Ditto.).
5064 (AVR_HAVE_MOVW): (Ditto.).
5065 (AVR_HAVE_LPMX): (Ditto.).
5066 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
5067 avr_asm_only_p): Remove declaration.
5069 2008-05-15 Diego Novillo <dnovillo@google.com>
5071 * config/arm/arm.c (arm_return_in_memory): Fix return type.
5072 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
5074 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
5077 * combine.c (check_conversion): Rename back to check_promoted_subreg.
5078 Don't call record_truncated_value from here.
5079 (record_truncated_value): Turn it into a for_each_rtx callback.
5080 (record_truncated_values): New function.
5081 (combine_instructions): Call note_uses with record_truncated_values.
5082 Change name of check_conversion to check_promoted_subreg.
5084 2008-05-15 Janis Johnson <janis187@us.ibm.com>
5086 * doc/sourcebuild.texi: Document support for torture tests.
5088 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5090 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
5091 to alternative 4 of operand 2.
5093 2008-05-15 Richard Guenther <rguenther@suse.de>
5095 * tree-pass.h (current_pass): Declare.
5096 (get_pass_for_id): Likewise.
5097 * passes.c (passes_by_id, passes_by_id_size): New globals.
5098 (set_pass_for_id): New function.
5099 (get_pass_for_id): Likewise.
5100 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
5101 (execute_function_todo): Flush per function statistics.
5102 * toplev.c (compile_file): Init statistics.
5103 (general_init): Do early statistics initialization.
5104 (finalize): Finish statistics.
5105 * statistics.h (statistics_early_init): Declare.
5106 (statistics_init): Likewise.
5107 (statistics_fini): Likewise.
5108 (statistics_fini_pass): Likewise.
5109 (statistics_counter_event): Likewise.
5110 (statistics_histogram_event): Likewise.
5111 * statistics.c: New file.
5112 * Makefile.in (OBJS-common): Add statistics.o.
5113 (statistics.o): Add dependencies.
5114 * doc/invoke.texi (-fdump-statistics): Document.
5116 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
5118 (execute_pre): Use statistics_counter_event.
5119 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
5120 (substitute_and_fold): Increment it. Use statistics_counter_event.
5122 2008-05-15 Diego Novillo <dnovillo@google.com>
5124 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
5126 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
5127 * tree-ssa-alias.c (new_type_alias): Remove references to
5128 sub-variables from comment.
5129 * tree-ssa-operands.c (swap_tree_operands): Likewise.
5131 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
5133 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
5134 attribute to 1 only for insertps alternative.
5136 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5138 * config/bfin/bfin.md (loadbytes): New pattern.
5139 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
5140 (bfin_init_builtins): Initialize it.
5141 (bdesc_1arg): Add it.
5143 2008-05-15 Sa Liu <saliu@de.ibm.com>
5145 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
5146 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
5147 * testsuite/lib/target-supports.exp: Add
5148 check_effective_target_fortran_integer_16.
5150 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
5152 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
5153 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
5154 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
5155 (TARGET_RETURN_IN_MEMORY): Define.
5157 2008-05-15 Richard Guenther <rguenther@suse.de>
5160 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
5161 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
5162 represent unmodifiable vars.
5164 2008-05-15 Richard Guenther <rguenther@suse.de>
5166 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
5167 INDIRECT_REF and TARGET_MEM_REF.
5168 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5171 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
5172 H.J. Lu <hongjiu.lu@intel.com>
5174 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
5175 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
5176 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
5177 insn alternatives. Add missing alternatives.
5178 (*vec_concatv2di_rex64_sse4_1): Likewise.
5179 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
5180 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
5183 2008-05-15 Richard Guenther <rguenther@suse.de>
5185 PR tree-optimization/36009
5186 PR tree-optimization/36204
5187 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
5188 (determine_invariantness_stmt): Record the loop a store is
5190 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
5193 2008-05-15 Richard Guenther <rguenther@suse.de>
5195 PR tree-optimization/34330
5196 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
5197 through the pointer will alias the SMT.
5199 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
5201 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
5203 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
5205 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
5207 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5208 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5210 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
5211 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
5212 (vashl_optab): New optab for vector/vector shifts.
5213 (vashr_optab): Ditto.
5214 (vlshr_optab): Ditto.
5215 (vrotl_optab): Ditto.
5216 (vrotr_optab): Ditto.
5217 (optab_subtype): New enum for optab_for_tree_code call.
5218 (optab_for_tree_code): Add enum optab_subtype argument.
5220 * optabs.c (optab_for_tree_code): Take an additional argument to
5221 distinguish between a vector shift by a scalar and vector shift by
5222 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
5223 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
5224 vector shift by a vector.
5225 (expand_widen_pattern_expr): Pass additional argument to
5226 optab_for_tree_code.
5228 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
5229 vrotl_optab, vrotr_optab.
5231 * expr.c (expand_expr_real_1): Update calls to
5232 optab_for_tree_code to distinguish between vector shifted by a
5233 scalar and vector shifted by a vector.
5234 * tree-vectorizer.c (supportable_widening_operation): Ditto.
5235 (supportable_narrowing_operation): Ditto.
5236 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
5237 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
5238 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
5239 (vect_create_epilog_for_reduction): Ditto.
5240 (vectorizable_reduction): Ditto.
5241 (vectorizable_operation): Ditto.
5242 (vect_strided_store_supported): Ditto.
5243 (vect_strided_load_supported): Ditto.
5244 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5245 * expmed.c (expand_shift): Ditto.
5247 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
5249 (ashr@var{m}3): Ditto.
5250 (vashl@var{m}3): Document new vector/vector shift standard name.
5251 (vashr@var{m}3): Ditto.
5252 (vlshr@var{m}3): Ditto.
5253 (vrotl@var{m}3): Ditto.
5254 (vrotr@var{m}3): Ditto.
5256 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
5257 (PPERM_INVERT): Ditto.
5258 (PPERM_REVERSE): Ditto.
5259 (PPERM_REV_INV): Ditto.
5260 (PPERM_ZERO): Ditto.
5261 (PPERM_ONES): Ditto.
5262 (PPERM_SIGN): Ditto.
5263 (PPERM_INV_SIGN): Ditto.
5264 (PPERM_SRC1): Ditto.
5265 (PPERM_SRC2): Ditto.
5267 * config/i386/sse.md (mulv2di3): Add SSE5 support.
5268 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
5269 allows a memory operand to be the value being added, and split it
5270 to improve vectorization.
5271 (sse5_pmacsdqh_mem): Ditto.
5272 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
5273 (sse5_mulv2div2di3_high): Ditto.
5274 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
5275 (vec_pack_trunc_v4si): Ditto.
5276 (vec_pack_trunc_v2di): Ditto.
5277 (sse5_pcmov_<mode>): Remove code that tried to use use
5278 andps/andnps instead of pcmov.
5279 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
5280 pmacsdqh instructions.
5281 (vec_widen_smult_lo_v4si): Ditto.
5283 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
5284 (PPERM_INVERT): Ditto.
5285 (PPERM_REVERSE): Ditto.
5286 (PPERM_REV_INV): Ditto.
5287 (PPERM_ZERO): Ditto.
5288 (PPERM_ONES): Ditto.
5289 (PPERM_SIGN): Ditto.
5290 (PPERM_INV_SIGN): Ditto.
5291 (PPERM_SRC1): Ditto.
5292 (PPERM_SRC2): Ditto.
5293 (ix86_expand_sse_movcc): Move the SSE5 test after the if
5295 (ix86_expand_int_vcond): If SSE5 generate all possible integer
5297 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
5298 says ignore whether the last reference is a memory operand.
5300 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5301 Paolo Bonzini <bonzini at gnu dot org>
5303 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
5306 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
5307 (vlshr<mode>3): Rename from vlshr<mode>3.
5308 (vashr<mode>3): Rename from vashr<mode>3.
5309 (mulv4sf3): Change the names of vector shift patterns.
5313 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
5316 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
5341 * config/spu/spu.md (v): New iterator macro to add v for vector types.
5342 (floatunssidf2_internal): Change vector/vector shift names.
5343 (floatunsdidf2_internal): Ditto.
5350 (vashl<mode>3): Rename from ashl<mode>3.
5351 (vashr<mode>3): Rename from ashr<mode>3.
5352 (vlshr<mode>3): Rename from lshr<mode>3.
5353 (vrotl<mode>3): Rename from rotl<mode>3.
5355 2008-05-14 Michael Meissner <michael.meissner@amd.com>
5358 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
5359 multiply gives the wrong value when doing widening multiplies.
5360 (vec_widen_smult_lo_v4si): Ditto.
5362 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5364 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
5365 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
5366 emit_library_call_value.
5367 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
5368 * tree.h (ECF_LIBCALL_BLOCK): Removed.
5369 * calls.c (initialize_argument_information, precompute_arguments,
5370 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
5371 (precompute_arguments): Removed flags parameter.
5372 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
5374 2008-05-14 Richard Guenther <rguenther@suse.de>
5376 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
5377 Make sure to register the store if the use is a PHI_NODE.
5379 2008-05-14 Olivier Hainque <hainque@adacore.com>
5381 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
5382 memory if the component is to be referenced in BLKmode according
5383 to get_inner_reference.
5385 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
5387 * calls.c (emit_library_call_value_1): Restore code clearing
5388 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
5390 2008-05-14 Olivier Hainque <hainque@adacore.com>
5391 Nicolas Roche <roche@adacore.com>
5393 * configure.ac: Add support for a "gcc_subdir" variable in
5394 config-lang.in, to denote a subdirectory where the language/GCC
5395 integration files are to be found.
5396 * configure: Regenerate.
5398 2008-05-14 Ira Rosen <irar@il.ibm.com>
5400 PR tree-optimization/36098
5401 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
5402 value for the first load in the group in case of a gap.
5403 (vect_build_slp_tree): Check that there are no gaps in loads.
5405 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5407 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
5408 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
5409 expand_copysign_bit, ): Change call to emit_no_conflict_block to
5410 emit_insn and remove unneeded code to construct extra args.
5411 (emit_no_conflict_block): Removed.
5412 * optabls.h: (emit_no_conflict_block): Removed.
5413 * cse.c (cse_extended_basic_block): Remove search for
5414 REG_NO_CONFLICT note.
5415 * global.c: Removed incorrect comment added in revision 117.
5416 * expr.c (convert_move): Change call to emit_no_conflict_block to
5418 * recog.c: Change comments so that they do not mention
5420 * local_alloc.c (combine_regs): Removed last parameter.
5421 (no_conflict_p): Removed.
5422 (block_alloc): Removed note, no_conflict_combined_regno and set
5423 local vars. Removed all code to process REG_NO_CONFLICT blocks.
5424 (combine_regs): Removed already_dead and code to look for
5425 REG_NO_CONFLICT notes.
5426 * lower_subreg (remove_retval_note): Removed code to look for
5427 REG_NO_CONFLICT block.
5428 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
5429 (resolve_clobber): Remove code to process libcalls that have
5430 REG_NO_CONFLICT notes.
5431 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
5433 * combine.c (can_combine_p, distribute_notes): Removed
5434 REG_NO_CONFLICT case.
5435 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
5437 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
5438 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
5440 * reg-notes.def (NO_CONFLICT): Removed.
5442 2008-05-14 David S. Miller <davem@davemloft.net>
5444 * config/sparc/sparc.c (sparc_profile_hook): If
5445 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
5446 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
5447 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5449 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
5451 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
5453 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
5456 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
5457 and op1 expansion before vector concat to have less live pseudos.
5459 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
5461 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5462 ix86_expand_vector_set if supported.
5464 2008-05-13 Diego Novillo <dnovillo@google.com>
5465 Kenneth Zadeck <zadeck@naturalbridge.com>
5467 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
5469 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
5470 phinodes_print_statistics, init_ssanames, fini_ssanames,
5471 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
5472 release_ssa_name, release_defs, replace_ssa_name_symbol,
5473 ssanames_print_statistics): Move ...
5474 * tree-flow.h: ... here.
5475 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
5476 Use FN instead of cfun.
5477 (make_ssa_name_fn): Rename from make_ssa_name.
5478 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5479 * tree-flow-inline.h (make_ssa_name): Move from
5480 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5481 * omp-low.c (expand_omp_parallel):
5482 * tree-flow-inline.h (redirect_edge_var_map_result):
5483 * tree-ssa.c (init_tree_ssa): Add argument FN.
5484 Use it instead of cfun. Update all users.
5486 2008-05-13 Tom Tromey <tromey@redhat.com>
5488 PR preprocessor/22168:
5489 * doc/cpp.texi (Top): Update menu.
5490 (Alternatives to Wrapper #ifndef): New node.
5491 (Other Directives): Document deprecation.
5492 (Obsolete Features): Remove menu.
5493 (Assertions): Merge node into Obsolete Features.
5494 (Obsolete once-only headers): Move earlier; rename to Alternatives
5496 * doc/cppopts.texi: Update.
5497 * c.opt (Wdeprecated): Enable for C and ObjC.
5498 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5499 (C++ Dialect Options): Move -Wno-deprecated from here to...
5500 (Warning Options): ... here.
5502 2008-05-13 Richard Guenther <rguenther@suse.de>
5505 * fold-const.c (fold_sign_changed_comparison): Do not allow
5506 changes in pointer-ness.
5508 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5511 * config/sh/sh.c (sh_expand_prologue): Don't clear
5512 RTX_FRAME_RELATED_P for push insns.
5514 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5516 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5518 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5520 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5521 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5522 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5524 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5526 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5527 (*vec_concatv4sf_sse): This.
5528 (*sse2_concatv2si): Renamed to ...
5529 (*vec_concatv2si_sse2): This.
5530 (*sse1_concatv2si): Renamed to ...
5531 (*vec_concatv2si_sse): This.
5532 (*vec_concatv2di_rex): Renamed to ...
5533 (*vec_concatv2di_rex64): This.
5534 (*vec_concatv2si_sse4_1): New.
5535 (*vec_concatv2di_rex64_sse4_1): Likewise.
5537 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5539 PR rtl-optimization/36111
5540 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5541 that was created for swappable operands.
5543 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5546 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5547 * configure.ac: Add call to ACX_PROG_GNAT.
5549 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5551 * optc-gen.awk: Fix comment typo.
5553 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5555 * pretty-print.c (pp_integer_with_precision): Use
5556 HOST_LONG_LONG_FORMAT.
5558 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5560 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5562 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5564 * config/i386/i386.c (bdesc_ptest): Removed.
5565 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5566 (bdesc_args): Add __builtin_ia32_ptestz128,
5567 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5568 (ix86_init_mmx_sse_builtins): Updated.
5569 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5570 (ix86_expand_builtin): Updated.
5572 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5574 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5575 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5577 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5579 * value-prof.c (interesting_stringop_to_profile): Do not
5580 return early for BUILT_IN_MEMPCPY.
5582 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5584 * calls.c (expand_call): Don't use callgraph to increase
5585 preferred_stack_boundary.
5587 * cgraph.h (cgraph_rtl_info): Use unsigned on
5588 preferred_incoming_stack_boundary.
5590 * final.c (rest_of_clean_state): Use unsigned on
5591 preferred_stack_boundary.
5593 2008-05-09 Tom Tromey <tromey@redhat.com>
5595 PR preprocessor/22231:
5596 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5599 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5601 PR tree-optimization/36129
5602 * tree-ssa-ccp.c: Include value-prof.h.
5603 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5604 built-in function was folded to a constant.
5605 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5607 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5608 Sebastian Pop <sebastian.pop@amd.com>
5610 * tree-scalar-evolution.c: Document instantiate_scev.
5611 (instantiate_parameters_1): Renamed instantiate_scev_1.
5612 Don't use the same loop for instantiation_loop and evolution_loop.
5613 (instantiate_scev): New.
5614 (instantiate_parameters): Moved...
5615 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5616 same loop twice. Maintains the semantics for this function.
5617 * tree-scalar-evolution.h (instantiate_scev): Declare.
5618 (instantiate_parameters): ...here. Now static inline.
5619 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5620 instead of resolve_mixers.
5622 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5624 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5626 2008-05-09 Tomas Bily <tbily@suse.cz>
5628 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5629 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5630 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5631 * c-common.c (c_common_truthvalue_conversion): Likewise.
5632 * tree-object-size.c (compute_object_offset): Likewise.
5633 * tree-inline.c (estimate_num_insns_1): Likewise.
5634 * varasm.c (const_hash_1, compare_constant, copy_constant)
5635 (compute_reloc_for_constant, output_addressed_constants)
5636 (initializer_constant_valid_p): Likewise.
5637 * c-omp.c (check_omp_for_incr_expr): Likewise.
5638 * gimplify.c (gimplify_expr): Likewise.
5639 * c-typeck.c (c_finish_return): Likewise.
5640 * tree-vectorizer.c (supportable_widening_operation)
5641 (supportable_narrowing_operation): Likewise.
5642 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5643 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5644 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5645 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5646 (descr_info_loc): Likewise.
5647 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5648 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5649 (fold_unary): Likewise.
5650 * builtins.c (get_pointer_alignment): Likewise.
5651 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5652 (instantiate_parameters_1): Likewise.
5653 * tree.c (expr_align, stabilize_reference): Likewise.
5654 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5655 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5656 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5657 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5658 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5659 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5661 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5662 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5663 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5664 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5665 (forward_propagate_comparison)
5666 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5667 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5668 * emit-rtl.c (component_ref_for_mem_expr)
5669 (set_mem_attributes_minus_bitpos): Likewise.
5670 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5671 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5673 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5674 (build_function_call, pointer_diff, build_compound_expr)
5675 (c_finish_return): Likewise.
5676 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5677 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5679 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5680 * expr.c (is_aligning_offset): Likewise.
5681 * tree-ssa-alias.c (is_escape_site): Likewise.
5682 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5683 (check_all_va_list_escapes): Likewise.
5684 * tree-ssa-loop-ivopts.c (determine_base_object)
5685 (determine_common_wider_type): Likewise.
5686 * dojump.c (do_jump): Likewise.
5687 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5688 * tree-gimple.c (is_gimple_cast): Likewise.
5689 * fold-const.c (decode_field_reference, )
5690 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5691 (fold_binary): Likewise.
5692 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5693 (already_warned_in_frontend_p): Likewise.
5694 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5695 * tree.c (really_constant_p, get_unwidened): Likewise.
5696 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5697 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5698 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5700 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5702 (CONVERT_EXPR_P): Define.
5703 (CASE_CONVERT): Define.
5705 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5708 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5709 (delete_unmarked_insns): When deleting a call, call
5710 delete_unreachable_blocks.
5711 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5712 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5714 2008-05-08 Richard Guenther <rguenther@suse.de>
5716 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5717 (-ftree-salias): Likewise.
5718 (salias-max-implicit-fields): Remove param documentation.
5719 (salias-max-array-elements): Likewise.
5720 * tree-pass.h (pass_create_structure_vars): Remove.
5721 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5722 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5723 * tree-ssa-alias.c (create_structure_vars): Remove.
5724 (gate_structure_vars): Likewise.
5725 (pass_create_structure_vars): Likewise.
5726 (gate_build_alias): Likewise.
5727 (pass_build_alias): Adjust to run always and dump the function.
5728 * common.opt (ftree-salias): Hide.
5729 * passes.c (init_optimization_passes): Remove
5730 pass_create_structure_vars, adjust comment.
5731 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5732 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5733 * opts.c (decode_options): Do not set flag_tree_salias.
5734 (common_handle_option): Add OPT_ftree_salias to the backward
5735 compatibility section.
5737 2008-05-08 Richard Guenther <rguenther@suse.de>
5739 * tree-flow-inline.h (var_can_have_subvars): Move ...
5740 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5741 * tree-flow.h (var_can_have_subvars): Remove.
5742 (push_fields_onto_fieldstack): Remove.
5743 (sort_fieldstack): Likewise.
5744 (struct fieldoff): Move ...
5745 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5746 alias_set and base_for_components fields.
5747 (sort_fieldstack): Make static.
5748 (push_fields_onto_fieldstack): Likewise. Remove code that
5749 handles anything but RECORD_TYPEs. Remove alias_set and
5750 base_for_components handling.
5751 (create_variable_info_for): Adjust.
5753 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5755 * common.opt (Wframe-larger-than=): Shorten the help message
5757 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5759 2008-05-08 Rafael Espindola <espindola@google.com>
5761 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5763 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5764 trap and that both operands are gimple values.
5765 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5766 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5769 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5771 * read-rtl.c (join_c_conditions): Return the first string if the
5772 two strings are equal.
5774 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5776 * gensupport.h (pred_data): Add a "num_codes" field.
5777 (add_predicate_code): Declare.
5778 * gensupport.c (add_predicate_code): New function.
5779 (std_pred_table): Add an "allows_const_p" field.
5780 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5781 Remove the (incomplete) list of such codes from the codes field.
5782 (init_predicate_table): Use add_predicate_code. Add all
5783 RTX_CONST_OBJs if allows_const_p is true.
5784 * genrecog.c (process_define_predicate): Use add_predicate_code.
5786 2008-05-08 David Daney <ddaney@avtrex.com>
5787 Richard Sandiford <rsandifo@nildram.co.uk>
5789 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5790 special case of constant zero operands.
5791 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5792 old and new values. Special case constant zero values.
5793 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5795 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5796 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5798 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5801 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5802 similar RTX_CONST_OBJ before CONST_INT.
5804 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5806 * stmt.c (expand_stack_restore): Change sa mode if needed.
5808 2008-05-08 Richard Guenther <rguenther@suse.de>
5810 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5811 return type to bool.
5812 (ix86_sol10_return_in_memory): Likewise.
5813 (ix86_i386elf_return_in_memory): Likewise.
5814 (ix86_i386interix_return_in_memory): Likewise.
5815 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5816 (ix86_sol10_return_in_memory): Likewise.
5817 (ix86_i386elf_return_in_memory): Likewise.
5818 (ix86_i386interix_return_in_memory): Likewise.
5820 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5823 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5825 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5826 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5829 2008-05-08 Richard Guenther <rguenther@suse.de>
5831 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5832 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5833 (DR_SUBVARS): Remove.
5834 * tree-dfa.c (dump_subvars_for): Remove.
5835 (debug_subvars_for): Likewise.
5836 (dump_variable): Do not dump subvars.
5837 (remove_referenced_var): Do not remove subvars.
5838 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5839 (lookup_subvars_for_var): Remove.
5840 (get_subvars_for_var): Likewise.
5841 (get_subvars_at): Likewise.
5842 (get_first_overlapping_subvar): Likewise.
5843 (overlap_subvar): Likewise.
5844 * tree-flow.h (subvar_t): Remove.
5845 (struct var_ann_d): Remove subvars field.
5846 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5847 argument. Remove special handling of SFTs.
5848 (compute_tag_properties): Likewise.
5849 (set_initial_properties): Likewise.
5850 (compute_call_clobbered): Likewise.
5851 (count_mem_refs): Likewise.
5852 (compute_memory_partitions): Likewise.
5853 (compute_flow_insensitive_aliasing): Likewise.
5854 (setup_pointers_and_addressables): Likewise.
5855 (new_type_alias): Likewise.
5856 (struct used_part): Remove.
5857 (used_portions): Likewise.
5858 (struct used_part_map): Likewise.
5859 (used_part_map_eq): Likewise.
5860 (used_part_map_hash): Likewise.
5861 (free_used_part_map): Likewise.
5862 (up_lookup): Likewise.
5863 (up_insert): Likewise.
5864 (get_or_create_used_part_for): Likewise.
5865 (create_sft): Likewise.
5866 (create_overlap_variables_for): Likewise.
5867 (find_used_portions): Likewise.
5868 (create_structure_vars): Likewise.
5869 * tree.def (STRUCT_FIELD_TAG): Remove.
5870 * tree.h (MTAG_P): Adjust.
5871 (struct tree_memory_tag): Remove base_for_components and
5872 unpartitionable flags.
5873 (struct tree_struct_field_tag): Remove.
5874 (SFT_PARENT_VAR): Likewise.
5875 (SFT_OFFSET): Likewise.
5876 (SFT_SIZE): Likewise.
5877 (SFT_NONADDRESSABLE_P): Likewise.
5878 (SFT_ALIAS_SET): Likewise.
5879 (SFT_UNPARTITIONABLE_P): Likewise.
5880 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5881 (union tree_node): Remove sft field.
5882 * alias.c (get_alias_set): Remove special handling of SFTs.
5883 * print-tree.c (print_node): Remove handling of SFTs.
5884 * tree-dump.c (dequeue_and_dump): Likewise.
5885 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5886 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5887 * tree-predcom.c (set_alias_info): Do not set subvars.
5888 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5889 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5890 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5891 (add_vars_for_offset): Remove.
5892 (add_virtual_operand): Remove special handling of SFTs.
5893 (add_call_clobber_ops): Likewise.
5894 (add_call_read_ops): Likewise.
5895 (get_asm_expr_operands): Likewise.
5896 (get_modify_stmt_operands): Likewise.
5897 (get_expr_operands): Likewise.
5898 (add_to_addressable_set): Likewise.
5899 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5900 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5901 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5902 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5903 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5904 (tree_node_structure): Likewise.
5905 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5907 (find_what_p_points_to): Likewise.
5909 2008-05-08 Sa Liu <saliu@de.ibm.com>
5911 * config/spu/spu.md: Fixed subti3 pattern.
5913 2008-05-08 Richard Guenther <rguenther@suse.de>
5916 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5917 sure to create a representative for trailing arrays for PTA.
5919 2008-05-08 Richard Guenther <rguenther@suse.de>
5922 * fold-const.c (operand_equal_p): Two objects which types
5923 differ in pointerness are not equal.
5925 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5927 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5928 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5929 (emit_library_call_value_1): Add new variable fndecl initialized by
5930 NULL_TREE. It should be the decl type of orgfun, but this information
5931 seems not to be available here, so it uses the default calling abi.
5932 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5933 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5934 by TARGET_RETURN_IN_MEMORY.
5935 * config/i386/i386-interix.h: Likewise.
5936 * config/i386/i386.h: Likewise.
5937 * config/i386/i386elf.h: Likewise.
5938 * config/i386/ptx4-i.h: Likewise.
5939 * config/i386/sol2-10.h: Likewise.
5940 * config/i386/sysv4.h: Likewise.
5941 * config/i386/vx-common.h: Likewise.
5942 * config/cris/cris.h: Removed #if 0 clause.
5943 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5944 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5946 (ix86_sol10_return_in_memory): Likewise.
5947 (ix86_i386elf_return_in_memory): New.
5948 (ix86_i386interix_return_in_memory): New.
5949 * config/mt/mt-protos.h (mt_return_in_memory): New.
5950 * config/mt/mt.c: Likewise.
5951 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5952 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5953 * config/bfin/bfin.h: Likewise.
5954 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5956 * config/bfin/bfin.c: Likewise.
5957 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5958 * config/alpha/unicosmk.h: Likewise.
5959 * config/i386/cygming.h: Likewise.
5960 * config/iq2000/iq2000.h: Likewise.
5961 * config/mips/mips.h: Likewise.
5962 * config/mn10300/mn10300.h: Likewise.
5963 * config/rs6000/rs6000.h: Likewise.
5964 * config/score/score.h: Likewise.
5965 * config/spu/spu.h: Likewise.
5966 * config/v850/v850.h: Likewise.
5967 * defaults.h: Likewise.
5968 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5969 * expr.c (emit_block_move): Adjust use of
5970 OUTGOING_REG_PARM_STACK_SPACE.
5971 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5972 OUTGOING_REG_PARM_STACK_SPACE.
5973 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5975 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5977 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5978 on OMP_RETURN for OMP_FOR.
5981 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5982 (fortran_common): New function.
5983 (gen_variable_die): Call fortran_common instead of common_check,
5984 adjust for it returning tree instead of rtx. Formatting.
5986 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5990 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5991 * c-decl.c (merge_decls): Ditto.
5992 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5993 to RTL_CONST_OR_PURE_CALL_P.
5994 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5995 Initialized DECL_LOOPING_CONST_PURE.
5996 (process_call_operands): Set tree_side_effects properly.
5997 * tree.h (TREE_READONLY_DECL_P): Removed.
5998 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5999 (DECL_LOOPING_OR_CONST_P): New macro.
6000 (struct tree_function_decl): Added looping_const_or_pure_p.
6002 (ECF_LOOPING_OR_CONST_P): New macro.
6003 * rtlanal.c (pure_const_p): Removed.
6004 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
6005 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
6006 to RTL_CONST_CALL_P.
6007 * ipa-pure-const.c (pure_const_state_e): Added looping field.
6008 (check_decl, check_tree, check_call, scan_function): Initialize
6010 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
6011 (static_execute): Set looping true for recursive functions.
6012 Undo setting state to IPA_NEITHER for recursive functions.
6014 * ifcvt.c (noce_can_store_speculate_p): Changed
6015 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
6016 RTL_CONST_OR_PURE_CALL_P.
6017 * dse.c (scan_insn): Ditto.
6018 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
6019 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
6020 RTL_CONST_OR_PURE_CALL_P.
6021 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
6022 pure_call_p to RTL_CONST_CALL_P.
6023 * gimplify.c (gimplify_call_expr): Clear side effects for
6024 non-looping pure and constant calls.
6025 * calls.c (emit_call_1): Set rtl flags from ecf flags.
6026 (flags_from_decl_or_type): Set ecf flags from decl flags.
6027 (initialize_argument_information): Turn off
6028 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
6029 Change const to pure if callee_copies is true rather than just
6031 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
6032 way of marking pure calls.
6033 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
6034 Remove hack that was supposed to fix pr7335 and remove old
6035 way of marking pure calls.
6036 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
6037 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
6038 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
6039 RTL_CONST_OR_PURE_CALL_P.
6040 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
6041 * loop-invariant.c (find_exits, find_invariant_bb): Changed
6042 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
6043 * sched-deps.c (schedule_analyze): Ditto.
6044 * rtl.h (struct rtx_def): Use call field, unchanging field, and
6045 return_val field of calls to represent pure and const function info.
6046 (CONST_OR_PURE_CALL_P): Deleted macro.
6047 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
6048 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
6049 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
6051 * tree-optimize.c (execute_fixup_cfg): Added test for
6052 ECF_LOOPING_CONST_OR_PURE.
6053 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
6055 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
6056 effects for looping pure or const calls.
6057 (verify_gimple_expr): Added verification code.
6058 * config/alpha/alpha.c (alpha_legitimize_address,
6059 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
6061 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
6062 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
6063 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
6064 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
6065 RTL_CONST_OR_PURE_CALL_P.
6066 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
6067 and const calls to be deleted.
6069 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6072 * config/i386/mmx.md (mmx_subv2sf3): New expander.
6073 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
6074 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
6075 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6076 to handle nonimmediate operands.
6077 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
6078 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
6079 to handle nonimmediate operands.
6080 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
6081 (mmx_pmulhrwv4hi3): New expander. Use
6082 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6083 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
6084 (sse2_umulv1siv1di3): New expander. Use
6085 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6086 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
6087 (mmx_eq<mode>3): New expander. Use
6088 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6089 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
6090 (mmx_uavgv8qi3): New expander. Use
6091 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6092 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
6093 (mmx_uavgv4hi3): New expander. Use
6094 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6096 * config/i386/sse.md
6097 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
6098 to handle nonimmediate operands.
6099 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
6100 to handle nonimmediate operands.
6101 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
6102 to handle nonimmediate operands.
6103 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
6104 to handle nonimmediate operands.
6105 (sse2_unpckhpd_exp): New expander. Use
6106 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6107 (sse2_unpcklpd_exp): New expander. Use
6108 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6109 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
6110 to handle nonimmediate operands.
6111 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
6112 to handle nonimmediate operands.
6113 (*sse2_<plusminus_insn><mode>3): Rename from
6114 sse2_<plusminus_insn><mode>3 insn pattern.
6115 (sse2_<plusminus_insn><mode>3): New expander. Use
6116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6117 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
6118 (sse2_umulv2siv2di3): New expander. Use
6119 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6120 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
6121 (sse4_1_mulv2siv2di3): New expander. Use
6122 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6123 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
6124 (sse2_pmaddwd): New expander. Use
6125 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6126 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
6127 (sse2_eq<mode>3): New expander. Use
6128 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6129 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
6130 (sse4_1_eqv2di3): New expander. Use
6131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6132 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6133 (sse2_uavgv16qi3): New expander. Use
6134 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6135 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
6136 (sse2_uavgv16qi3): New expander. Use
6137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6138 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
6139 (sse2_uavgv8hi3): New expander. Use
6140 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6141 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
6142 (ssse3_pmulhrswv8hi3): New expander. Use
6143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6144 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
6145 (ssse3_pmulhrswv4hi3): New expander. Use
6146 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6148 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
6149 (<sse>_vmmul<mode>3): Ditto.
6150 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
6152 (ssse3_pmaddubsw128): Use register_operand for operand 1.
6153 (ssse3_pmaddubsw): Ditto.
6155 * config/i386/i386.c (struct_builtin_description)
6156 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
6157 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
6158 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
6159 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
6160 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
6161 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
6162 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
6163 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
6164 (ix86_fixup_binary_operands): Assert that src1
6165 and src2 must have the same mode when swapped.
6166 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
6167 and ix86_binary_operator_ok. Do not force operands in registers
6170 2008-05-07 Jan Hubicka <jh@suse.cz>
6172 * cgraph.c (dump_cgraph_node): Update.
6173 * cgraph.h (cgraph_local_info): Break out inline summary.
6174 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
6176 * ipa-inline (inline_summary): New accestor function.
6177 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
6178 cgraph_decide_inlining, compute_inline_parameters): Update.
6179 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
6181 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6183 Cleanup ColdFire scheduling support and add V4 pipeline model.
6185 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
6186 (define_attr cpu): Add cfv4 value.
6187 (define_attr type, define_attr type1): Merge into a single 'type'
6188 attribute. Update all uses.
6189 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
6190 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
6192 (define_attr opx_mem, define_attr opy_mem): Remove.
6193 (define_attr op_mem): Clean up, update comment.
6194 (define_attr size): Use specific values instead of general int.
6195 (define_attr guess, define_attr split): Remove. Update all uses.
6196 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
6197 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
6198 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
6199 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
6200 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
6201 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
6202 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
6203 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
6204 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
6205 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
6206 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
6207 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
6208 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
6209 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
6210 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
6211 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
6212 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
6213 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
6214 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
6215 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
6216 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
6217 Update or set attributes.
6218 (stack_tie): New fake instruction.
6220 * config/m68k/m68k.h (TUNE_CFV4): New macro.
6221 (m68k_sched_attr_size): Update declaration.
6222 (m68k_sched_attr_type2): Remove.
6223 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
6224 Declare new bypass predicates.
6226 * config/m68k/m68k.c (m68k_sched_issue_rate,
6227 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
6229 (TARGET_SCHED_ISSUE_RATE,
6230 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
6231 (override_options): Handle scheduling for ColdFire V4 core.
6232 (m68k_expand_prologue): Emit stack_tie.
6233 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
6234 'OP_TYPE_FPN'. Update all uses.
6235 (sched_guess_p): Remove.
6236 (sched_address_type): Handle symbolic addresses.
6237 (sched_get_operand): New static function.
6238 (sched_operand_type): Merge into sched_attr_op_type.
6239 (sched_attr_op_type): Handle FP registers, handle quick constants,
6241 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
6242 (m68k_sched_attr_size): Update. Move logic to ...
6243 (sched_get_attr_size_int): New static function.
6244 (sched_get_opxy_mem_type): New static function.
6245 (m68k_sched_attr_op_mem): Update.
6246 (m68k_sched_attr_type2): Remove.
6247 (sched_cfv4_bypass_data): New static variable.
6248 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
6249 (m68k_sched_issue_rate): Implement scheduler hook.
6250 (struct _sched_ib: enabled_p): New field.
6251 (m68k_sched_variable_issue): Update. Handle V4.
6252 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
6253 sched_dump_class_func_t, sched_dump_split_class,
6254 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
6255 sched_dump_dfa_class, m68k_sched_dump): Remove.
6256 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
6258 (m68k_sched_init_global): Remove statisctics dumping, introduce
6259 sanity check that all instructions have pipeline reservations. Handle
6261 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6262 Handle ColdFire V4 core.
6263 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
6264 New static functions.
6265 (m68k_sched_address_bypass_p): New bypass predicate.
6266 (sched_get_indexed_address_scale): New static function.
6267 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
6269 * cf.md: Update comments.
6270 (define_attr type2): Remove. Use 'type' attribute instead.
6272 (cf_ib): Rename to cfv123_ib. Update all uses.
6273 (cf_oep): Rename to cfv123_oep. Update all uses.
6274 (cf_chr): Rename to cfv123_chr. Update all uses.
6275 (cf_mem): Rename to cfv123_mem. Update all uses.
6276 (cf_mac): Move to more appropriate place.
6277 (cfv123_guess): New automaton and cpu_unit.
6278 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
6279 Update uses of 'size' attribute. Handle before reload scheduling.
6280 (cfv123_guess): New dummy reservation for unhandled instructions.
6281 (cfv4_*): Pipeline description of ColdFire V4 core.
6282 (ignore): New reservation to handle 'ignore' type.
6284 2008-05-07 Ian Lance Taylor <iant@google.com>
6287 * gimplify.c (find_single_pointer_decl_1): Don't look through
6289 (find_single_pointer_decl): Adjust comments.
6291 2008-05-07 Jakub Jelinek <jakub@redhat.com>
6294 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
6295 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
6298 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
6299 integral type rather than floating point, then VIEW_CONVERT_EXPR
6300 to the floating point type.
6302 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
6304 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
6305 TFmode op0 to register.
6307 2008-05-07 Alan Modra <amodra@bigpond.net.au>
6309 * c-decl.c (grokdeclarator): Comment typo.
6311 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
6313 * tree-flow.h: Remove prototype for computed_goto_p.
6314 * tree-cfg.c (computed_goto_p): Make static.
6316 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
6319 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
6320 (contains_aligned_value_p): This. Handle _Decimal128.
6321 (ix86_function_arg_boundary): Only align _Decimal128 to its
6322 natural boundary and handle it properly.
6324 2008-05-06 Martin Jambor <mjambor@suse.cz>
6326 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
6327 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
6328 (ipcp_method_set_orig_node): Removed.
6329 (ipcp_cval_get_cvalue_type): Removed.
6330 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
6331 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
6332 (ipcp_cval_set_cvalue_type): Removed.
6333 (ipcp_cval_get_cvalue): Removed.
6334 (ipcp_cval_set_cvalue): Removed.
6335 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
6336 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
6337 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
6338 (ipcp_cval_meet): Renamed to ipa_lattice_meet
6339 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
6340 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
6341 (ipcp_get_ith_lattice): Changed parameters.
6342 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
6343 (ipcp_lattice_from_jfunc): Changed parameters.
6344 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
6345 (ipcp_method_cval_print): Added temporary variable info.
6346 (ipcp_redirect): Removed already unused local variable caller.
6347 (ipcp_redirect): New temporary variable orig_callee_info
6348 (ipcp_redirect): Removed newly unused local variable callee.
6349 (ipcp_redirect): Removed (a bit confusing) local variable type.
6350 (ipcp_insert_stage): Added local variable info.
6351 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
6353 (ipcp_formal_create): Removed.
6354 (ipcp_method_cval_set): Removed.
6355 (ipcp_propagate_stage): Renamed lattice variables.
6356 (ipcp_method_cval_set_cvalue_type): Removed.
6357 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
6358 (ipcp_print_all_lattices): Changed printed strings to refer to
6359 lattices rather than cvals.
6360 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
6361 (ipcp_propagate_const): Changed formal parameters.
6362 (build_const_val): Changed formal parameters.
6363 (ipcp_insert_stage): Removed useless variable cvalue
6364 (build_const_val): Changed formal parameters.
6365 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
6366 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
6367 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
6368 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
6369 (ipcp_print_func_profile_counts): Changed string from "method" to
6371 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
6372 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
6373 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
6374 (ipcp_structures_print): Renamed to ipcp_print_all_structures
6375 (ipcp_profile_print): Renamed to ipcp_print_profile_data
6376 (ipcp_lat_is_const): Changed parameters and made inline.
6377 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
6378 (ipcp_redirect): Renamed to ipcp_need_redirect_p
6379 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
6380 the predicate condition directly
6381 (ipcp_propagate_stage): Added local variable args. Removed local
6382 variable callee. (Both are mere code simplifications.)
6383 (ipcp_method_dont_insert_const): Renamed to
6384 ipcp_node_not_modifiable_p.
6385 (ipcp_node_not_modifiable_p): Made inline.
6386 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
6387 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
6388 (ipcp_print_all_lattices): Removed variable cvalue
6389 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
6392 2008-05-06 Olivier Hainque <hainque@adacore.com>
6394 * tree-sra.c (try_instantiate_multiple_fields): Early return
6395 if field has POINTER_TYPE.
6397 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
6399 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
6400 by using 'q' specifier for instruction.
6401 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
6403 2008-05-06 Anatoly Sokolov <aesok@post.ru>
6405 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6406 Change mode of zero_extract from QImode to HImode.
6407 (sign bit tests peepholes): (Ditto.).
6409 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
6411 * config/i386/mmx.md: Remove double backslashes from asm templates.
6412 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
6413 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6414 to handle nonimmediate operands.
6415 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
6416 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6417 to handle nonimmediate operands.
6418 (*mmx_<code>v2sf3_finite): New insn pattern.
6419 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
6420 (mmx_<code>v2sf3): New expander. Use
6421 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6422 (mmx_<plusminus_insn><mode>3): New expander. Use
6423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6424 (*mmx_<plusminus_insn><mode>3): New insn pattern.
6425 (mmx_add<mode>3): Removed.
6426 (mmx_ssadd<mode>3): Ditto.
6427 (mmx_usadd<mode>3): Ditto.
6428 (mmx_sub<mode>3): Ditto.
6429 (mmx_sssub<mode>3): Ditto.
6430 (mmx_ussub<mode>3): Ditto.
6431 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
6432 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
6433 to handle nonimmediate operands.
6434 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
6436 (mmx_smulv4hi3_highpart): New expander. Use
6437 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6438 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
6440 (mmx_umulv4hi3_highpart): New expander. Use
6441 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6442 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
6443 (mmx_<code>v4hi3): New expander. Use
6444 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6445 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
6446 (mmx_<code>v8qi3): New expander. Use
6447 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6448 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
6449 (mmx_<code><mode>3): New expander. Use
6450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6452 2008-05-05 Jan Hubicka <jh@suse.cz>
6454 PR tree-optimization/36118
6455 * passes.c (pass_init_dump_file): Fix dump header.
6457 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6460 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
6461 VCE for function decls.
6463 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6465 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
6467 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6469 * config/i386/i386.md (sat_plusminus): New.
6470 (plusminus_insn): Likewise.
6471 (plusminus_mnemonic): Likewise.
6473 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
6474 (*<addsub><mode>3_cc_overflow): Renamed to ...
6475 (*<plusminus_insn><mode>3_cc_overflow): This.
6476 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6477 (*<plusminus_insn>si3_zext_cc_overflow): This.
6479 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6480 (<plusminus_insn><mode>3): This.
6481 (*<addsub><mode>3): Renamed to ...
6482 (*<plusminus_insn><mode>3): This.
6483 (<sse>_vm<addsub><mode>3): Renamed to ...
6484 (<sse>_vm<plusminus_insn><mode>3): This.
6485 (sse3_h<addsub>v4sf3): Renamed to ...
6486 (sse3_h<plusminus_insn>v4sf3): This.
6487 (sse3_h<addsub>v2df3): Renamed to ...
6488 (sse3_h<plusminus_insn>v2df3): This.
6489 (<plusminus_insn><mode>3): New.
6490 (*<plusminus_insn><mode>3): Likewise.
6491 (sse2_<plusminus_insn><mode>3): Likewise.
6492 (add<mode>): Removed.
6493 (*add<mode>3): Likewise.
6494 (sse2_ssadd<mode>3): Likewise.
6495 (sse2_usadd<mode>3): Likewise.
6496 (sub<mode>3): Likewise.
6497 (*sub<mode>3): Likewise.
6498 (sse2_sssub<mode>3): Likewise.
6499 (sse2_ussub<mode>3): Likewise.
6501 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6503 * gthr-single.h: Add in required interface elements as per gthr.h.
6504 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6505 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6506 Generalize UNUSED macro.
6507 (__gthread_once): Add.
6508 (__gthread_key_create): Add.
6509 (__gthread_key_delete): Add.
6510 (__gthread_getspecific): Add.
6511 (__gthread_setspecific): Add.
6513 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6515 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6516 the same size types for the indirect reference on the rhs, then
6519 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6521 * config/i386/i386.md
6522 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6523 one insn template instead of template series.
6524 (*xordi_1_rex64): Ditto.
6525 (*xordi_2_rex64): Ditto.
6527 2008-05-05 Ira Rosen <irar@il.ibm.com>
6529 PR tree-optimization/36119
6530 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6533 2008-06-04 Jan Hubicka <jh@suse.cz>
6535 tree-optimization/36100
6536 * tree-pass.h (pass_O0_always_inline): Declare.
6537 * ipa-inline.c (inline_transform): Remove dead code.
6538 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6539 pass_O0_always_inline): New.
6540 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6542 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6544 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6545 mnemonic in this_param move for TARGET_64BIT.
6547 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6549 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6550 (*strmovsi_rex_1): Ditto.
6551 (*strsetsi_1): Ditto.
6552 (*strsetsi_rex_1): Ditto.
6554 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6555 adddicc expanders using SWI mode iterator.
6557 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6560 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6563 2008-05-04 David S. Miller <davem@davemloft.net>
6565 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6566 (sparc*-*-linux*): Use linux.h in tm_file.
6567 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6568 compiler defaulting to 32-bit.
6569 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6571 * config/sparc/linux.h: Remove definitions now obtained
6572 properly from linux.h
6573 * config/sparc/linux64.h: Likewise.
6574 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6575 don't want this setting for 32-bit builds in a biarch compiler.
6576 * doc/install.texi: Add sparc-linux to list of targets
6577 supporting --enable-targets=all.
6579 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6581 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6583 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6585 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6586 after V4SI_FTYPE_V8HI.
6587 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6588 case V4SI_FTYPE_V2DF.
6590 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6592 * doc/invoke.texi (max-flow-memory-locations): Removed.
6593 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6595 2008-05-03 Richard Guenther <rguenther@suse.de>
6598 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6600 2008-05-02 David S. Miller <davem@davemloft.net>
6602 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6604 2008-05-02 Simon Baldwin <simonb@google.com>
6607 * c-common.h (warn_array_subscript_range): Removed.
6608 * c-common.c (warn_array_subscript_range): Ditto.
6609 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6610 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6612 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6614 * config/i386/i386.c (ix86_special_builtin_type): New.
6615 (bdesc_special_args): Likewise.
6616 (ix86_expand_special_args_builtin): Likewise.
6617 (ix86_init_mmx_sse_builtins): Updated.
6618 (ix86_expand_builtin): Updated.
6619 (ix86_expand_store_builtin): Removed.
6620 (ix86_expand_unop_builtin): Likewise.
6622 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6623 * config/i386/mmintrin.h (__v2sf): Here.
6625 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6627 (_mm_loadl_pi): Likewise.
6628 (_mm_storeh_pi): Replace __v2si with __v2sf.
6629 (_mm_storel_pi): Likewise.
6631 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6632 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6633 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6634 __builtin_ia32_loadlpd.
6636 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6638 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6639 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6640 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6641 (ix86_init_mmx_sse_builtins): Updated.
6642 (ix86_expand_args_builtin): Likewise.
6643 (ix86_expand_builtin): Likewise.
6644 (ix86_expand_unop1_builtin): Renamed to ...
6645 (ix86_expand_unop_vec_merge_builtin): This.
6647 2008-05-01 Jan Hubicka <jh@suse.cz>
6650 * ipa-inline.c (inline_generate_summary): Make static.
6651 (inline_transform): Do not call inlining at -O0; make static.
6652 * passes.c (execute_todo): Add sanity check.
6653 (execute_one_ipa_transform_pass): Execute proper flags.
6655 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6657 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6658 (DECL_NONADDRESSABLE_P): Likewise.
6659 * alias.c (record_component_aliases): Fix comment.
6661 2008-05-01 Simon Baldwin <simonb@google.com>
6663 * c-common.h (warn_array_subscript_range): New function.
6664 * c-common.c (warn_array_subscript_range): Ditto.
6665 * tree-vrp.c (check_array_ref): Corrected code to agree with
6666 comment, ignoring only arrays of size 0 or size 1.
6667 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6669 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6671 * config/i386/i386.c (ix86_builtin_type): Replace
6672 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6673 (bdesc_args): Updated.
6674 (ix86_init_mmx_sse_builtins): Likewise.
6675 (ix86_expand_args_builtin): Likewise.
6677 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6680 * doc/extend.texi: Correct __builtin_ia32_palignr.
6682 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6685 * config/i386/i386.c (bdesc_crc32): Removed.
6686 (ix86_expand_crc32): Likewise.
6687 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6688 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6689 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6690 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6691 UINT_FTYPE_UINT_UCHAR.
6692 (bdesc_args): Updated. Add crc32 builtins.
6693 (ix86_init_mmx_sse_builtins): Updated.
6694 (ix86_expand_args_builtin): Updated to support subreg.
6696 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6698 2008-05-01 Jan Hubicka <jh@suse.cz>
6700 * tree-pass.h (opt_pass): Add IPA_PASS.
6701 (varpool_node, cgraph_node): Forward declare.
6702 (ipa_opt_pass): Define.
6703 (pass_ipa_inline): Turn into ipa_opt_pass.
6704 (pass_apply_inline): Remove.
6705 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6706 (apply_inline): Turn into ....
6707 (inline_transform): ... this one.
6708 (inline_generate_summary): New function.
6709 (pass_apply_inline): Remove.
6710 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6712 (struct function): Add ipa_transforms_to_apply.
6713 * passes.c (register_one_dump_file): Work on IPA_PASS.
6714 (init_optimization_passes): Remove pass_inline_parameters and
6716 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6717 (execute_one_pass) ... here; apply transforms when possible.
6718 (add_ipa_transform_pass, execute_ipa_summary_asses,
6719 execute_one_ipa_transform_pass): New.
6720 (execute_ipa_pass_list): Update for IPA_PASS type.
6722 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6724 * config/i386/i386.c (ix86_builtin_type): Add
6725 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6726 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6727 (bdesc_args): Add SSE4a builtins.
6728 (ix86_init_mmx_sse_builtins): Updated.
6729 (ix86_expand_args_builtin): Likewise.
6730 (ix86_expand_builtin): Likewise.
6732 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6734 * config/i386/i386.c (ix86_builtin_type): Add
6735 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6736 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6737 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6738 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6739 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6740 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6741 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6742 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6743 and DI_FTYPE_DI_DI_INT.
6744 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6745 (ix86_init_mmx_sse_builtins): Updated.
6746 (ix86_expand_args_builtin): Likewise.
6747 (ix86_expand_builtin): Likewise.
6748 (ix86_expand_binop_imm_builtin): Removed.
6750 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6752 2008-04-30 Richard Guenther <rguenther@suse.de>
6754 PR tree-optimization/32921
6755 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6757 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6759 * config/arm/arm.c (arm_unwind_emit): Use
6760 crtl->all_throwers_are_sibcalls instead of
6761 cfun->all_throwers_are_sibcalls.
6762 (arm_output_fn_unwind): Likewise.
6763 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6764 instead of cfun->uses_pic_offset_table.
6765 (frv_expand_prologue): Likewise.
6766 (frv_frame_pointer_required): Likewise.
6767 (frv_expand_fdpic_call): Likewise.
6768 (frv_emit_movsi): Likewise.
6769 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6770 cfun->returns_pcc_struct instead of
6771 current_function_returns_pcc_struct.
6772 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6773 instead of cfun->calls_eh_return.
6774 (m32c_pushm_popm): Likewise.
6775 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6776 "extern" declaration.
6778 2008-04-30 Richard Guenther <rguenther@suse.de>
6780 PR tree-optimization/21636
6781 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6783 (evaluate_stmt): Print the likely value.
6784 (ccp_visit_stmt): Avoid excessive vertical spacing.
6786 2008-04-30 Rafael Espindola <espindola@google.com>
6788 * builtins.c (fold_call_expr): Return realret.
6789 * tree-ssa-threadedge.c
6790 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6791 __builtin_object_size.
6793 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6795 * gcc.c (wrapper_string): New variable.
6796 (insert_wrapper): New function.
6797 (execute): New option -wrapper.
6798 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6800 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6802 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6803 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6804 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6806 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6807 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6808 config/rs6000/e500crtres64gprctr.asm,
6809 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6810 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6811 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6812 config/rs6000/e500crtsav64gprctr.asm,
6813 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6814 config/rs6000/e500crtsavg64gprctr.asm: New files.
6815 * config/rs6000/t-ppccomm: Add build rules for new files.
6816 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6817 * config/rs6000/t-netbsd: Add build rules for new files.
6818 (LIB2FUNCS_STATIC_EXTRA): New variable.
6819 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6820 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6821 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6823 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6825 * config/i386/i386.c (ix86_builtin_type): Add
6826 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6827 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6828 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6829 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6830 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6831 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6832 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6833 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6834 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6835 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6836 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6837 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6838 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6839 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6840 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6841 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6842 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6843 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6844 V1DI_FTYPE_V2SI_V2SI.
6845 (bdesc_2arg): Moved to ...
6847 (ix86_init_mmx_sse_builtins): Updated.
6848 (ix86_expand_args_builtin): Updated. Take a pointer
6849 to const struct builtin_description. Handle comparison
6851 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6852 (ix86_expand_builtin): Updated.
6854 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6855 (ssse3_pmaddubsw128): This.
6856 (ssse3_pmaddubswv4hi3): Renamed to ...
6857 (ssse3_pmaddubsw): This.
6859 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6860 (__builtin_ia32_packssdw128): Likewise.
6861 (__builtin_ia32_packuswb128): Likewise.
6862 (__builtin_ia32_pmaddubsw): Likewise.
6863 (__builtin_ia32_pmaddubsw128): Likewise.
6865 2008-04-30 Richard Guenther <rguenther@suse.de>
6867 PR tree-optimization/14847
6868 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6869 (recognize_bits_test): Use it.
6870 (recognize_single_bit_test): Likewise.
6872 2008-04-30 Martin Jambor <mjambor@suse.cz>
6874 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6875 instead of setting number of formal parameters to zero.
6876 (ipcp_init_stage): Do not set the number of actual parameters to zero
6878 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6879 which are called with variable number of arguments.
6880 (ipcp_insert_stage): Explicitely skipping all nodes which are
6881 called with variable number of arguments.
6882 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6883 number of parameters.
6885 * ipa-prop.h (struct ipa_node_params): Added flag
6886 called_with_var_arguments
6887 (ipa_set_param_count): Added. Changed sole setter to use it.
6888 (ipa_get_param_count): Added. All readers of param_count
6889 converted to use it instead.
6890 (ipa_set_called_with_variable_arg): Added.
6891 (ipa_is_called_with_var_arguments): Added.
6892 (ipa_get_ith_param): Added. All readers of param_decls converted
6894 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6896 (ipa_get_cs_argument_count): Added, all readers of argument_count
6898 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6901 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6902 (struct ipcp_lattice): Renamed cval_type to type
6903 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6905 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6906 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6907 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6908 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6909 (build_const_val): Changed the type of parameter cvalue to tree
6910 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6911 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6913 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6916 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6917 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6918 (ipa_add_method): Renamed to ipa_push_func_to_list
6919 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6920 (ipa_callsite_param_count): Removed.
6921 (ipa_callsite_param_count_set): Removed.
6922 (ipa_callsite_param): Removed.
6923 (ipa_callsite_callee): Removed.
6924 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6925 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6926 (ipa_method_formal_count): Removed.
6927 (ipa_method_formal_count_set): Removed.
6928 (ipa_method_get_tree): Removed.
6929 (ipa_method_tree_map_create): Removed.
6930 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6931 (ipa_create_param_decls_array): Creates the array itself
6932 (ipa_create_param_decls_array): Temporary variable info instead of
6934 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6935 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6936 (get_type): Removed.
6937 (ipa_jf_get_info_type): Removed.
6938 (ipa_node_create): Renamed to ipa_create_node_params
6939 (ipa_free): Renamed to ipa_free_all_node_params
6940 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6941 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6942 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6943 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6944 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6945 ipa_free_all_edge_args
6946 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6947 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6948 (ipa_create_methodlist_node): Removed.
6949 (ipa_methodlist_method): Removed.
6950 (ipa_methodlist_method_set): Removed.
6951 (ipa_methodlist_next_method): Removed.
6952 (ipa_methodlist_next_method_set): Removed.
6953 (ipa_method_is_modified): Removed.
6954 (ipa_method_modify_create): Removed.
6955 (ipa_method_modify_init): Temporary variable info instead of a few
6957 (ipa_detect_param_modifications): Temporary variable info instead of
6959 (ipa_compute_jump_functions): Temporary variable info instead of
6961 (ipa_method_modify_set): Removed.
6962 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6963 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6964 than craph_node as the first parameter.
6965 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6966 (ipa_method_modify_init): Removed.
6967 (ipa_compute_jump_functions): Added a temp variable instead of
6968 repeatadly dereferencing the cgraph_edge.aux pointer
6969 (ipa_callsite_param_set_type): Removed.
6970 (ipa_compute_jump_functions): i renamed to index and moved to
6972 (ipa_callsite_param_set_info_type_formal): Removed.
6973 (ipa_callsite_param_set_info_type): Removed.
6974 (ipa_callsite_param_map_create): Removed.
6975 (ipa_callsite_tree): Removed.
6976 (ipa_callsite_caller): Removed.
6977 (ipa_pop_func_from_list): return_method removed to return_func
6979 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6980 prefixed all values with IPA_. Changed all users.
6981 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6982 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6983 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6984 (union parameter_info): Renamed to jump_func_value.
6985 (union jump_func_value): Renamed value to constant
6986 (struct ipa_jump_func): Renamed info_type to value
6987 (struct ipa_node): Renamed to ipa_node_params
6988 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6989 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6990 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6991 (struct ipa_edge): Renamed to ipa_edge_args
6992 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6993 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6994 (struct ipa_methodlist): Renamed to ipa_func_list
6995 (struct ipa_func_list): method_p renamed to node, next_method
6997 (ipa_methodlist_p): Removed, switched all users to struct pointer
6998 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
7000 2008-04-30 Alan Modra <amodra@bigpond.net.au>
7002 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
7003 (rs6000_emit_epilogue): Use backchain to restore only when we
7004 have a large frame. Make use of frame pointer to restore if we
7005 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
7007 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
7009 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
7010 Add mode to zero_extract.
7011 (sign bit tests peepholes): (Ditto.).
7013 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
7015 * config/i386/i386.c (ix86_builtins): Replace Prescott New
7016 Instructions in comments with SSE3.
7017 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
7018 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
7019 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
7020 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
7021 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
7022 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
7023 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
7024 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
7025 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
7026 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
7027 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
7028 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
7029 (bdesc_sse_args): Renamed to ...
7030 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
7031 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
7032 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
7034 (bdesc_1arg): Moved to ...
7036 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
7037 Instructions in comments with SSE3.
7038 (ix86_expand_sse_operands_builtin): Renamed to ...
7039 (ix86_expand_args_builtin): This. Updated.
7040 (ix86_expand_unop1_builtin): Update comments.
7041 (ix86_expand_builtin): Updated.
7043 2008-04-29 Richard Guenther <rguenther@suse.de>
7045 PR tree-optimization/36078
7046 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
7047 Update virtual SSA form after cleaning up the CFG.
7049 2008-04-29 Richard Guenther <rguenther@suse.de>
7052 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
7054 2008-04-29 Richard Guenther <rguenther@suse.de>
7056 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
7057 (compute_may_aliases): Do not call finalize_ref_all_pointers.
7058 (compute_flow_insensitive_aliasing): Do not treat
7059 PTR_IS_REF_ALL pointers special.
7060 (get_smt_for): Likewise.
7061 (may_alias_p): Re-structure.
7062 (is_escape_site): A ref-all pointer conversion is not an escape site.
7063 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
7064 PTR_IS_REF_ALL pointers special.
7065 * tree-ssa-structalias.h (struct alias_info): Remove
7066 ref_all_symbol_mem_tag field.
7067 (PTR_IS_REF_ALL): Remove.
7069 2008-04-29 Richard Guenther <rguenther@suse.de>
7072 * fold-const.c (extract_muldiv_1): In combining division constants
7073 make sure to never overflow.
7075 2008-04-29 Nick Clifton <nickc@redhat.com>
7077 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
7079 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7082 * optc-gen.awk: Work around HP-UX/IA awk bug.
7084 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
7086 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
7089 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7092 * config/i386/i386.md
7093 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
7094 Change operand 1 predicate to nonimmediate_operand.
7096 2008-04-28 Jakub Jelinek <jakub@redhat.com>
7099 * dwarf2out.c (struct die_struct): Mark as chain_circular through
7101 * gengtype.c (walk_type, write_func_for_structure): Handle
7103 * doc/gty.texi: Document chain_circular.
7105 2008-04-28 Richard Guenther <rguenther@suse.de>
7107 PR tree-optimization/36066
7108 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
7111 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
7114 * config/i386/i386.md
7115 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
7116 Use match_scratch instead of match_operand for operands 3 and 4.
7118 2008-04-27 Richard Guenther <rguenther@suse.de>
7120 PR tree-optimization/18754
7121 PR tree-optimization/34223
7122 * tree-pass.h (pass_complete_unrolli): Declare.
7123 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
7124 loop size before and after unconditionally of UL_NO_GROWTH in effect.
7125 Rewrite loop into loop closed SSA form if it is not already.
7126 (tree_unroll_loops_completely): Re-structure to iterate over
7127 innermost loops with intermediate CFG cleanups.
7128 Unroll outermost loops only if requested or the code does not grow
7130 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
7131 loops are available.
7132 (tree_vectorize): Instead do so here.
7133 (tree_complete_unroll): Also unroll outermost loops.
7134 (tree_complete_unroll_inner): New function.
7135 (gate_tree_complete_unroll_inner): Likewise.
7136 (pass_complete_unrolli): New pass.
7137 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
7138 uses outside of the loop.
7139 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
7140 form if it is available.
7141 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
7142 * passes.c (init_optimization_passes): Schedule complete inner
7143 loop unrolling pass before the first CCP pass after final inlining.
7145 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
7147 * targhooks.h (default_emutls_var_fields,
7148 default_emutls_var_init): Declare.
7149 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
7150 * target.h (struct gcc_target): Add struct emutls member.
7151 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
7152 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
7153 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
7154 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
7155 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
7156 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
7157 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
7158 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
7159 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
7160 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
7161 emit debug information.
7162 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
7163 * varasm.c: Include targhooks.h.
7164 (emutls_object_section, emutls_tmpl_section): New.
7165 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
7166 (EMUTLS_SEPARATOR): New.
7168 (get_emutls_object_name): New.
7169 (default_emutls_var_fields): New, broken out of ...
7170 (get_emutls_object_type): ... here. Adjust to use target hooks.
7171 (get_emutls_init_templ_addr): Adjust to use target hooks.
7172 (emutls_decl): Adjust to use target hooks.
7173 (emutls_finish): Likewise.
7174 (default_emutls_var_init): New, broken out of ...
7175 (assemble_variable): ... here. Adjust to use target hooks.
7176 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
7178 * c-common.c (handle_section_attribute): Prevent overriding
7179 sections for emulated tls with special sections.
7180 * config/i386/i386.c (x86_64_elf_select_section): Add
7181 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
7182 (x86_64_elf_unique_section): Likewise.
7183 * config/vxworks.c: Include tree.h.
7184 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
7185 (vxworks_override_options): Set TLS scheme.
7186 * doc/tm.texi (Emulated TLS): New node.
7188 2008-04-26 Simon Baldwin <simonb@google.com>
7191 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
7192 with propagated string constants.
7194 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
7196 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
7197 constraint for operand 2 when operand 0 is memory operand.
7198 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
7199 operand 0 is memory operand.
7200 (fix_trunc<mode>_i387_with_temp): Ditto.
7201 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
7202 operand 2 when operand 1 is memory operand.
7203 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
7204 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
7205 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
7206 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7207 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
7208 operands 2,3 and 4 when operand 1 is memory operand.
7209 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
7211 (fistdi2_floor_with_temp): Ditto.
7212 (fist<mode>2_floor_with_temp): Ditto.
7213 (fistdi2_ceil_with_temp): Ditto.
7214 (fist<mode>2_ceil_with_temp): Ditto.
7215 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
7217 2008-04-26 David Daney <ddaney@avtrex.com>
7219 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
7221 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
7222 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7223 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7224 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
7225 (compare_and_swap_12): New insn.
7226 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
7227 * config/mips/mips.c (mips_force_binary): New function.
7228 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
7229 (mips_expand_compare_and_swap_12): New function.
7230 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
7232 2008-04-25 Jan Hubicka <jh@suse.cz>
7235 * cfgexpand.c (pass_expand): Turn into RTL pass.
7236 * passes.c (execute_one_pass): Do pass typechecking after execution.
7237 * tree-pass.h (pass_expand): Turn into RTL pass.
7239 * function.h (struct rtl_data): Move here fields
7240 accesses_prior_frames, calls_eh_return, saves_all_registers,
7241 has_nonlocal_goto, has_asm_statement, is_thunk,
7242 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
7243 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
7244 arg_pointer_save_area_init from struct function; turn into bool.
7245 (struct function): Move
7246 calls_eh_return, saves_all_registers, has_nonlocal_goto,
7247 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
7248 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
7249 tail_call_emit, arg_pointer_save_area_init
7250 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
7251 (current_function_returns_struct, current_function_returns_pcc_struct,
7252 current_function_calls_setjmp, current_function_calls_alloca,
7253 current_function_accesses_prior_frames,
7254 current_function_calls_eh_return, current_function_is_thunk,
7255 current_function_stdarg, current_function_profile,
7256 current_function_limit_stack, current_function_uses_pic_offset_table,
7257 current_function_uses_const_pool, current_function_has_nonlocal_label,
7258 current_function_saves_all_registers,
7259 current_function_has_nonlocal_goto,
7260 current_function_has_asm_statement): Remove accesor macros.
7261 * ra-conflict.c (global_conflicts): Update.
7262 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
7263 (suitable_for_tail_call_opt_p): Update.
7264 * builtins.c (expand_builtin_return_addr): Update.
7265 (expand_builtin_setjmp_setup): Update.
7266 (expand_builtin_nonlocal_goto): Update.
7267 * final.c (final_start_function): Update.
7268 (profile_function): Update.
7269 (leaf_function_p): Update.
7270 (only_leaf_regs_used): Update.
7271 * df-scan.c (df_get_exit_block_use_set): Update.
7272 * dojump.c (clear_pending_stack_adjust): Update.
7273 * tree-stdarg.c (gate_optimize_stdarg): Update.
7274 * gimple-low.c (lower_function_body): Update.
7275 * global.c (compute_regsets): Update.
7276 (global_alloc): Update.
7277 * dwarf2out.c (dwarf2out_begin_prologue): Update.
7278 * expr.c (expand_assignment): Update.
7279 * dse.c (dse_step0): Update.
7280 (dse_step1): Update.
7281 * c-decl.c (store_parm_decls): Update.
7282 * local-alloc.c (combine_regs): Update.
7283 (find_free_reg): Update.
7284 * function.c (assign_parms_augmented_arg_list): Update.
7285 (assign_parm_find_data_types): Update.
7286 (assign_parms): Update.
7287 (allocate_struct_function): Update.
7288 (expand_function_start): Update.
7289 (expand_function_end): Update.
7290 (get_arg_pointer_save_area): Update.
7291 (thread_prologue_and_epilogue_insns): Update.
7292 (rest_of_match_asm_constraints): Update.
7293 * stor-layout.c (variable_size): Update.
7294 * gcse.c (gcse_main): Update.
7295 (bypass_jumps): Update.
7296 * gimplify.c (gimplify_function_tree): Update.
7297 * calls.c (emit_call_1): Update.
7298 (expand_call): Update.
7299 * bt-load.c (compute_defs_uses_and_gen): Update.
7300 * except.c (sjlj_assign_call_site_values): Update.
7301 (sjlj_emit_function_enter): Update.
7302 (can_throw_external): Update.
7303 (set_nothrow_function_flags): Update.
7304 (expand_builtin_unwind_init): Update.
7305 (expand_eh_return): Update.
7306 (convert_to_eh_region_ranges): Update.
7307 (output_function_exception_table): Update.
7308 * emit-rtl.c (gen_tmp_stack_mem): Update.
7309 * cfgexpand.c (expand_used_vars): Update.
7310 (tree_expand_cfg): Update.
7311 * cfgcleanup.c (rest_of_handle_jump): Update.
7312 * explow.c (allocate_dynamic_stack_space): Update.
7313 * varasm.c (assemble_start_function): Update.
7314 (force_const_mem): Update.
7315 (mark_constant_pool): Update.
7316 * tree-optimize.c (tree_rest_of_compilation): Update.
7317 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
7318 * tree-cfg.c (notice_special_calls): Update.
7319 (is_ctrl_altering_stmt): Update.
7320 (tree_can_make_abnormal_goto): Update.
7321 (tree_purge_dead_abnormal_call_edges): Update.
7322 * config/alpha/predicates.md: Update.
7323 * config/alpha/alpha.c (alpha_sa_mask): Update.
7324 (alpha_sa_size): Update.
7325 (alpha_does_function_need_gp): Update.
7326 (alpha_expand_prologue): Update.
7327 (alpha_start_function): Update.
7328 (alpha_output_function_end_prologue): Update.
7329 (alpha_expand_epilogue): Update.
7330 * config/frv/frv.c (frv_stack_info): Update.
7331 (frv_expand_epilogue): Update.
7332 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
7333 (s390_register_info): Update.
7334 (s390_frame_info): Update.
7335 (s390_init_frame_layout): Update.
7336 (s390_can_eliminate): Update.
7337 (save_gprs): Update.
7338 * config/spu/spu.c (spu_split_immediate): Update.
7339 (need_to_save_reg): Update.
7340 (spu_expand_prologue): Update.
7341 (spu_expand_epilogue): Update.
7342 * config/sparc/sparc.md: Update.
7343 * config/sparc/sparc.c (eligible_for_return_delay): Update.
7344 (sparc_tls_got): Update.
7345 (legitimize_pic_address): Update.
7346 (sparc_emit_call_insn): Update.
7347 (sparc_expand_prologue): Update.
7348 (output_return): Update.
7349 (print_operand): Update.
7350 (sparc_function_ok_for_sibcall): Update.
7351 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
7352 * config/m32r/m32r.md: Update.
7353 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
7354 (m32r_compute_frame_size): Update.
7355 (m32r_expand_prologue): Update.
7356 (m32r_expand_epilogue): Update.
7357 (m32r_legitimize_pic_address): Update.
7358 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
7359 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7360 * config/i386/i386.c (ix86_frame_pointer_required): Update.
7362 (ix86_save_reg): Update.
7363 (ix86_compute_frame_layout): Update.
7364 (ix86_expand_prologue): Update.
7365 (ix86_expand_epilogue): Update.
7366 * config/sh/sh.c (output_stack_adjust): Update.
7367 (calc_live_regs): Update.
7368 (sh5_schedule_saves): Update.
7369 (sh_expand_prologue): Update.
7370 (sh_expand_epilogue): Update.
7371 (sh_setup_incoming_varargs): Update.
7372 (sh_allocate_initial_value): Update.
7373 (sh_get_pr_initial_val): Update.
7374 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
7375 * config/sh/sh.md (label:): Update.
7376 * config/avr/avr.c (out_movhi_mr_r): Update.
7377 * config/crx/crx.h (enum): Update.
7378 * config/xtensa/xtensa.h (along): Update.
7379 * config/stormy16/stormy16.c Update.
7380 (xstormy16_compute_stack_layout): Update.
7381 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
7382 (fr30_expand_prologue): Update.
7383 * config/cris/cris.c (cris_conditional_register_usage): Update.
7384 (cris_reg_saved_in_regsave_area): Update.
7385 (cris_initial_frame_pointer_offset): Update.
7386 (cris_simple_epilogue): Update.
7387 (cris_expand_prologue): Update.
7388 (cris_expand_epilogue): Update.
7389 (cris_expand_pic_call_address): Update.
7390 (cris_asm_output_symbol_ref): Update.
7391 (cris_asm_output_label_ref): Update.
7392 * config/cris/cris.md Update.
7393 * config/iq2000/iq2000.c (compute_frame_size): Update.
7394 (iq2000_expand_epilogue): Update.
7395 * config/mt/mt.h (save_direction): Update.
7396 * config/mn10300/mn10300.c (mn10300_function_value): Update.
7397 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7398 (ia64_secondary_reload_class): Update.
7399 * config/m68k/m68k.c (m68k_save_reg): Update.
7400 (m68k_expand_prologue): Update.
7401 (m68k_expand_epilogue): Update.
7402 (legitimize_pic_address): Update.
7403 * config/rs6000/rs6000.c (rs6000_got_register): Update.
7404 (first_reg_to_save): Update.
7405 (first_altivec_reg_to_save): Update.
7406 (compute_vrsave_mask): Update.
7407 (compute_save_world_info): Update.
7408 (rs6000_stack_info): Update.
7409 (spe_func_has_64bit_regs_p): Update.
7410 (rs6000_ra_ever_killed): Update.
7411 (rs6000_emit_eh_reg_restore): Update.
7412 (rs6000_emit_allocate_stack): Update.
7413 (rs6000_emit_prologue): Update.
7414 (rs6000_emit_epilogue): Update.
7415 (rs6000_output_function_epilogue): Update.
7416 (output_profile_hook): Update.
7417 (rs6000_elf_declare_function_name): Update.
7418 * config/rs6000/rs6000.h (rs6000_args): Update.
7419 * config/rs6000/rs6000.md: Update.
7420 * config/mcore/mcore.c (mcore_expand_prolog): Update.
7421 * config/arc/arc.c (arc_output_function_epilogue): Update.
7422 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
7423 * config/darwin.c (machopic_function_base_name): Update.
7424 * config/score/score3.c (score3_compute_frame_size): Update.
7427 (score3_epilogue): Update.
7428 * config/score/score7.c (score7_compute_frame_size): Update.
7429 (score7_prologue): Update.
7430 (score7_epilogue): Update.
7431 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
7432 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7433 * config/arm/arm.c (use_return_insn): Update.
7434 (require_pic_register): Update.
7435 (arm_load_pic_register): Update.
7436 (arm_compute_save_reg0_reg12_mask): Update.
7437 (arm_compute_save_reg_mask): Update.
7438 (thumb1_compute_save_reg_mask): Update.
7439 (output_return_instruction): Update.
7440 (arm_output_function_prologue): Update.
7441 (arm_output_epilogue): Update.
7442 (arm_get_frame_offsets): Update.
7443 (arm_expand_prologue): Update.
7444 (thumb_pushpop): Update.
7445 (thumb_exit): Update.
7446 (thumb1_expand_prologue): Update.
7447 (thumb1_expand_epilogue): Update.
7448 (arm_unwind_emit): Update.
7449 (arm_output_fn_unwind): Update.
7450 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
7451 * config/arm/arm.md: Update.
7452 * config/pa/pa.md: Update.
7453 * config/pa/pa.c (legitimize_pic_address): Update.
7454 (compute_frame_size): Update.
7455 (hppa_expand_prologue): Update.
7456 (hppa_expand_epilogue): Update.
7457 (borx_reg_operand): Update.
7458 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
7459 (HARD_REGNO_RENAME_OK): Update.
7460 * config/mips/mips.c (mips_global_pointer): Update.
7461 (mips_save_reg_p): Update.
7462 (mips_compute_frame_info): Update.
7463 (mips_frame_pointer_required): Update.
7464 (mips_expand_prologue): Update.
7465 (mips_expand_epilogue): Update.
7466 (mips_can_use_return_insn): Update.
7467 (mips_reorg_process_insns): Update.
7468 * config/v850/v850.c (compute_register_save_size): Update.
7469 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
7470 * config/mmix/mmix.c (along): Update.
7471 (mmix_expand_epilogue): Update.
7472 * config/bfin/bfin.c (legitimize_pic_address): Update.
7473 (must_save_p): Update.
7474 (stack_frame_needed_p): Update.
7475 (add_to_reg): Update.
7476 (bfin_expand_prologue): Update.
7477 * stmt.c (expand_asm_operands): Update.
7478 * reload1.c (reload): Update.
7479 (init_elim_table): Update.
7481 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7483 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7485 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7487 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7488 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7489 (mov<mode>): Removed.
7490 (*movv4sf_internal): Likewise.
7491 (*movv2df_internal): Likewise.
7493 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7495 * config.gcc (crx-*-elf): Remove deprecation.
7497 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7499 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7500 __gcc_deregister_frame with atexit.
7501 (deregister_frame_dtor): Remove.
7503 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7504 Nathan Sidwell <nathan@codesourcery.com>
7506 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7508 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7509 (rs6000_isel): Likewise.
7510 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7511 (rs6000_isel): New variable.
7512 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7514 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7517 * c-common.c (handle_vector_size_attribute): Call
7518 lang_hooks.types.reconstruct_complex_type instead of
7519 reconstruct_complex_type.
7520 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7521 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7522 * langhooks.h (struct lang_hooks_for_types): Add
7523 reconstruct_complex_type hook.
7524 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7525 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7527 2008-04-24 Richard Guenther <rguenther@suse.de>
7529 * c-common.h (check_builtin_function_arguments): Declare.
7530 * c-common.c (validate_nargs): New function.
7531 (check_builtin_function_arguments): Likewise.
7532 * c-typeck.c (build_function_call): Call
7533 check_builtin_function_arguments.
7534 * builtins.c (fold_builtin_classify): Remove error reporting code.
7535 (fold_builtin_unordered_cmp): Likewise.
7536 (fold_builtin_1): Likewise.
7537 (fold_builtin_n): Likewise.
7539 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7541 PR tree-optimization/36008
7542 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7543 the original op1, rather than delta by step.
7545 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7546 Sebastian Pop <sebastian.pop@amd.com>
7548 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7549 eliminate_local_variables_stmt, eliminate_local_variables,
7550 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7551 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7552 of code delimited by two edges in the CFG.
7553 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7554 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7555 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7556 the case of parallelisation of reductions.
7557 (expr_invariant_in_region_p): New.
7559 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7560 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7562 2008-04-24 Ira Rosen <irar@il.ibm.com>
7563 Richard Guenther <rguenther@suse.de>
7565 PR tree-optimization/36034
7566 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7567 incapable of dealing with loads with gaps.
7569 2008-04-24 Rafael Espindola <espindola@google.com>
7571 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7572 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7573 vrp_evaluate_conditional.
7574 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7575 (vrp_evaluate_conditional): Split the cond argument.
7576 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7577 (simplify_stmt_for_jump_threading): Update call to
7578 vrp_evaluate_conditional.
7580 2008-04-24 Ira Rosen <irar@il.ibm.com>
7582 PR tree-optimization/35982
7583 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7584 interleaved data-refs are of the same type.
7586 2008-04-24 Danny Smith <dannysmith@users.net>
7588 * c-format.c (check_format_info_main): Use strncmp rather than a
7589 magic prefix to handle multichar length specs.
7590 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7591 Don't prefix "I64" and "I32" with '\0'.
7593 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7596 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7597 in registers for -m32 only if stdarg_p (fntype).
7599 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7601 PR rtl-optimization/36006
7602 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7603 temp to op0 in order to avoid invalid rtx sharing.
7605 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7607 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7608 check TREE_INVARIANT.
7609 * tree-gimple.c (is_gimple_address): New.
7610 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7611 * tree-gimple.h (is_gimple_address): New.
7612 * tree.h (decl_address_invariant_p): New.
7613 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7614 (build_string): Likewise.
7615 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7616 (tree_invariant_p_1): Likewise.
7617 (save_expr): Use it.
7618 (tree_invariant_p): New.
7619 (skip_simple_arithmetic): Use it.
7620 (stabilize_reference_1): Use it.
7621 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7623 (build1_stat): Drop code to compute TREE_INVARIANT.
7624 (build2_stat): Drop code to compute TREE_INVARIANT.
7625 (build3_stat): Drop code to compute TREE_INVARIANT.
7626 (build4_stat): Drop code to compute TREE_INVARIANT.
7627 (build5_stat): Drop code to compute TREE_INVARIANT.
7628 (build7_stat): Drop code to compute TREE_INVARIANT.
7629 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7630 * tree.h (struct tree_base): Remove invariant_flag.
7631 (TREE_INVARIANT): Remove.
7632 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7633 (fold_builtin_expect): Check TREE_CONSTANT.
7634 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7635 * c-tree.h (c_expr_to_decl): Drop third parameter.
7636 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7637 (build_c_cast): Don't set TREE_INVARIANT.
7638 (pop_init_level): Don't set TREE_INVARIANT.
7639 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7640 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7642 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7643 (gimplify_addr_expr): Adjust comment.
7644 * tree-mudflap.c (mf_build_string):
7645 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7646 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7647 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7648 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7649 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7650 * langhooks.h (struct lang_hooks): Drop third parameter from
7653 2008-04-23 Richard Guenther <rguenther@suse.de>
7655 PR tree-optimization/27799
7656 PR tree-optimization/32921
7657 PR tree-optimization/32624
7658 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7659 SMTs aliases and the tag itself into the solution.
7660 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7661 merge the points-to solution back into the SMT aliases.
7662 (may_alias_p): Use alias_set_subset_of instead of
7663 aliases_conflict_p. A pointer which points to
7664 memory with alias set zero may access any variable.
7666 2008-04-23 Richard Guenther <rguenther@suse.de>
7668 * alias.c (alias_set_subset_of): Correctly handle asking
7669 if zero is a subset of an alias set with zero child.
7670 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7671 (compute_flow_insensitive_aliasing): Correctly walk all
7672 pointers. Do not unnecessarily union sets.
7674 2008-04-23 Richard Guenther <rguenther@suse.de>
7677 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7679 2008-04-22 Tomas Bily <tbily@suse.cz>
7681 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7683 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7685 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7686 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7687 * tree-inline.c (estimate_num_insns_1): Likewise.
7688 * varasm.c (const_hash_1, compare_constant, copy_constant)
7689 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7690 * emit-rtl.c (component_ref_for_mem_expr)
7691 (set_mem_attributes_minus_bitpos): Likewise.
7692 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7693 (is_aligning_offset): Likewise.
7694 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7695 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7696 * dojump.c (do_jump): Likewise.
7697 * builtins.c (get_pointer_alignment, get_memory_rtx)
7698 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7699 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7701 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7703 PR rtl-optimization/36017
7704 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7705 expanding the library call.
7707 2008-04-22 Ian Lance Taylor <iant@google.com>
7709 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7712 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7714 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7715 of LR/CTR moves for Power6.
7717 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7720 * passes.c (init_optimization_passes): Remove
7721 pass_fast_rtl_byte_dce.
7723 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7726 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7727 builtin functions to generate faster code.
7728 (_mm_cvtpu16_ps): Ditto.
7729 (_mm_cvtpi32x2_ps): Ditto.
7731 2008-04-22 Nick Clifton <nickc@redhat.com>
7733 * common.opt (ftree-loop-distribution): Add Optimization
7736 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7737 (frv_expand_builtin_va_start): Likewise.
7739 * config/arm/arm.c (thumb_find_work_register): Fix location of
7740 argument register count.
7742 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7744 Support scheduling for ColdFire V1 and V3 microarchitecture.
7745 Improve scheduling of multiplication instructions.
7747 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7748 (mac): New instruction attribute.
7749 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7750 (m68k_sched_mac): New variable.
7751 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7752 Handle cfv1 and cfv3.
7753 (max_insn_size): New static variable.
7754 (struct _sched_ib): New type.
7755 (sched_ib): New static variable.
7756 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7757 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7758 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7760 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7761 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7762 new variables. Update.
7763 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7764 Add modeling of cfv3 instruction buffer. Update.
7765 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7766 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7767 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7768 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7769 a particular reservation applies to.
7770 (type2): Reorganize attribute values. Rename alu to alu_reg,
7771 alu_l to alu, move_l to omove. Join move to alu. Split mul
7773 (cf_ib_*): Simplify description of instruction buffer.
7774 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7775 (cf_mem): Split into cf_mem1 and cf_mem2.
7776 (cf_v2_move_??): Rename to cfv12_alu_??.
7777 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7778 (cf_v2_mul_??): Remove reservations.
7779 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7780 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7781 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7783 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7784 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7785 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7786 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7787 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7788 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7789 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7790 expansions of the above reservations for instructions of sizes
7793 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7795 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7797 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7799 * coverage.c: Include tree-pass.h.
7800 (coverage_counter_alloc): Print da_file_name to the dump file.
7802 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7804 * sbitmap.c (sbitmap_range_empty_p): New function.
7805 * sbitmap.h (sbitmap_range_empty_p): New function.
7806 * bitmap.h: Now includes obstack.h.
7808 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7809 Kenneth Zadeck <zadeck@naturalbridge.com>
7811 * dbgcnt.def (ra_byte_scan): Added.
7812 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7813 when the last hit happens for a counter.
7814 * timevar.def (TV_DF_BYTE_LR): New variable.
7815 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7816 * passes.c (pass_fast_rtl_byte_dce): New pass.
7817 * fwprop.c (update_df): Added mode to call df_ref_create.
7818 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7819 DF_REF_EXTRACT_OFFSET.
7820 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7821 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7823 (df_ref_extract): Added mode field.
7824 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7825 DF_REF_EXTRACT_OFFSET.
7826 (DF_REF_EXTRACT_MODE): New macro.
7827 (df_byte_lr_bb_info): New structure.
7828 (df_print_byte_regset, df_compute_accessed_bytes,
7829 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7830 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7831 df_byte_lr_simulate_uses,
7832 df_byte_lr_simulate_artificial_refs_at_top,
7833 df_byte_lr_simulate_artificial_refs_at_end,
7834 df_compute_accessed_bytes): New function.
7835 (df_ref_create): Add parameter.
7836 (df_byte_lr_get_bb_info): New inline function.
7837 * df-scan.c (df_ref_record, df_uses_record,
7838 df_ref_create_structure): Added mode parameter.
7839 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7840 df_defs_record, df_uses_record, df_get_conditional_uses,
7841 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7842 df_entry_block_defs_collect, df_exit_block_uses_collect):
7843 Added mode parameter to calls to df_ref_record, df_uses_record,
7844 df_ref_create_structure.
7845 (df_ref_equal_p, df_ref_compare): Added test for modes.
7846 (df_ref_create_structure): Added code to set mode. Renamed
7847 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7848 DF_REF_EXTRACT_OFFSET.
7849 * df-core.c (df_print_byte_regset): New function.
7850 * df-byte-scan.c: New file.
7851 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7852 calls to BITMAP_FREE.
7853 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7854 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7855 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7856 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7857 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7858 df_byte_lr_local_compute, df_byte_lr_init,
7859 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7860 df_byte_lr_transfer_function, df_byte_lr_free,
7861 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7862 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7863 df_byte_lr_simulate_uses,
7864 df_byte_lr_simulate_artificial_refs_at_top,
7865 df_byte_lr_simulate_artificial_refs_at_end): New function.
7866 * dce.c (byte_dce_process_block): New function.
7867 (dce_process_block): au is now passed in rather than computed
7868 locally. Changed loops that look at artificial defs to not look
7869 for conditional or partial ones, because there never are any.
7870 (fast_dce): Now is able to drive byte_dce_process_block or
7871 dce_process_block depending on the kind of dce being done.
7872 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7873 (rest_of_handle_fast_byte_dce): New function.
7874 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7875 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7877 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7880 * gcc.h: Added fortran options that take arguments to
7881 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7884 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7886 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7887 scalarization if on the LHS and not a full access.
7889 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7891 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7893 2008-04-18 Rafael Espindola <espindola@google.com>
7895 * tree-vrp.c (find_case_label_index): Fix the binary search.
7896 (find_case_label_range): New.
7897 (vrp_visit_switch_stmt): Use find_case_label_range.
7898 (simplify_switch_using_ranges): Use find_case_label_range.
7900 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7902 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7903 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7905 2008-04-18 Tom Tromey <tromey@redhat.com>
7908 * doc/cpp.texi (Implementation-defined behavior): Mention
7911 2008-04-18 Ian Lance Taylor <iant@google.com>
7913 * fold-const.c (pointer_may_wrap_p): New static function.
7914 (fold_comparison): Add another test for pointer overflow. Use
7915 pointer_may_wrap_p to disable some false positives.
7917 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7919 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7920 (fname_as_string): Match updated cpp_interpret_string prototype.
7921 (fix_string_type): Support char16_t* and char32_t*.
7922 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7923 derivative) nodes. Register as builtin if C++0x.
7924 (c_parse_error): Support CPP_CHAR{16,32}.
7925 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7926 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7927 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7928 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7929 CTI_CHAR32_ARRAY_TYPE>: New elements.
7930 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7931 char32_type_node, signed_char32_type_node, char16_array_type_node,
7932 char32_array_type_node): New defines.
7933 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7934 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7935 (lex_string): Support CPP_STRING{16,32}, match updated
7936 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7937 (lex_charconst): Support CPP_CHAR{16,32}.
7938 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7939 and CPP_STRING{16,32}.
7941 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7944 * aclocal.m4: Regenerate.
7945 * configure: Regenerate.
7947 2008-04-18 Jan Hubicka <jh@suse.cz>
7949 * except.c (dw2_size_of_call_site_table,
7950 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7952 * cgraphbuild.c (build_cgraph_edges): Update.
7953 * tree-pass.h: Update comment.
7954 * final.c (leaf_function_p): Update.
7955 (leaf_renumber_regs): Update.
7956 (rest_of_clean_state): Update.
7957 * omp-low.c (expand_omp_parallel): Update.
7958 * ipa-reference.c (analyze_function): Update.
7959 * reorg.c (find_end_label): Update.
7960 (optimize_skip): Update.
7961 (fill_simple_delay_slots): Update.
7962 (fill_simple_delay_slots): Update.
7963 (make_return_insns): Update.
7964 (dbr_schedule): Update.
7965 * gimple-low.c (record_vars_into): Update.
7966 * cfgbuild.c (make_edges): Update.
7967 * function.c (assign_stack_local): Update.
7968 (assign_parm_adjust_stack_rtl): Update.
7969 (locate_and_pad_parm): Update.
7970 (allocate_struct_function): Do not initialize stack_alignment_needed
7971 and preferred_stack_boundary here.
7972 (stack_protect_prologue): Update.
7973 (stack_protect_epilogue): Update.
7974 (expand_function_start): Initialize stack_alignment_needed,
7975 preferred_stack_boundary and max_jumptable_ents.
7976 (expand_function_end): Update.
7977 (free_after_compilation): Do not NULLify epilogue_delay_list.
7978 * function.h (struct rtl_data): Add stack_protect_guard,
7979 stack_alignment_needed,
7980 preferred_stack_boundary, epilogue_delay_list.
7981 (struct function): Remove value_histograms, stack_alignment_needed,
7982 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7984 unexpanded_var_list, stack_protect_guard.
7985 (current_function_epilogue_delay_list): Remove.
7986 * ipa-type-escape.c (analyze_function): Update.
7987 * gimplify.c (pop_gimplify_context): Update comment.
7988 * calls.c (expand_call): Update.
7989 (emit_library_call_value_1): Update.
7990 * except.c (set_nothrow_function_flags): Update.
7991 * cfgexpand.c (get_decl_align_unit): Update.
7992 (create_stack_guard): Update.
7993 (estimated_stack_frame_size): Update.
7994 (expand_used_vars): Update.
7995 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7996 * explow.c (allocate_dynamic_stack_space): Update.
7997 * tree-ssa-live.c (remove_unused_locals): Update.
7998 * varasm.c (mark_constant_pool): Update.
7999 * tree-inline.c (remap_decls): Update.
8000 (initialize_cfun): Update.
8001 (declare_return_variable): Update.
8002 (inline_forbidden_p): Update.
8003 (expand_call_inline): Update.
8004 (declare_inline_vars): Update.
8005 (tree_function_versioning): Update.
8006 * tree-flow.h (value_histograms): New.
8007 (VALUE_HISTOGRAMS): New macro.
8008 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
8010 * tree-cfg.c (set_bb_for_stmt): Update.
8011 (replace_by_duplicate_decl): Update.
8012 (move_block_to_fn): Update.
8013 (new_label_mapper): Update.
8014 (dump_function_to_file): Update.
8015 * ipa-struct-reorg.c (build_data_structure): Update.
8016 * cfgrtl.c (print_rtl_with_bb): Update.
8017 * reload1.c (reload): Update.
8019 * config/i386/i386.c (setup_incoming_varargs_64,
8020 ix86_compute_frame_layout): Update.
8021 * config/arc/arc.c (arc_output_function_epilogue): Update.
8023 2008-04-18 Marius Strobl <marius@FreeBSD.org>
8025 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
8026 for FreeBSD as well.
8027 * gthr-posix95.h: Likewise.
8029 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
8031 PR rtl-optimization/35838
8032 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
8033 out the byte offset of the first subreg.
8035 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
8037 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
8038 to split_ti instead of three separate calls with single member arrays.
8039 (subti3 splitter): Ditto.
8040 (adddi3 splitter): Ditto with split_di.
8041 (subdi3 splitter): Ditto.
8042 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
8043 two separate calls with single member arrays. Swap match_dup
8044 operands 1 and 2 to better fit into the array.
8045 (negdi2 splitter): Ditto with split_di.
8046 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
8047 two separate calls with single member arrays. Swap match_dup operands
8048 6 and 7 to better fit into the array.
8050 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
8052 * config/i386/i386.c (sse_builtin_type): New.
8053 (bdesc_sse_args): Likewise.
8054 (bdesc_sse_3arg): Removed.
8055 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8056 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
8057 IX86_BUILTIN_ROUNDPS.
8058 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
8059 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
8060 IX86_BUILTIN_ROUNDPS.
8061 (ix86_expand_sse_4_operands_builtin): Removed.
8062 (ix86_expand_sse_operands_builtin): New.
8063 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
8064 and CODE_FOR_sse4_1_roundps.
8065 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
8066 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
8068 2008-04-17 Alan Modra <amodra@bigpond.net.au>
8071 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
8072 regs before frame pop when needed. If use_backchain_to_restore_sp
8073 then load backchain into a temp reg to restore vr and vrsave. Add
8074 code to restore vr after frame pop if possible.
8076 2008-04-17 Richard Guenther <rguenther@suse.de>
8078 * tree-vn.c (expressions_equal_p): Do not check type
8079 equality or compatibility before calling operand_equal_p.
8080 * fold-const.c (operand_equal_p): Check equivalence of
8081 integer constants before bailing out due to signedness or
8082 precision differences.
8083 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
8084 spurious differences in type qualification. Ignore types
8085 for COMPONENT_REFs at all.
8087 2008-04-17 Christian Bruel <christian.bruel@st.com>
8089 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
8090 msw_skip comparison.
8092 2008-04-16 Jakub Jelinek <jakub@redhat.com>
8095 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
8098 PR tree-optimization/35899
8099 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
8100 rather than TREE_OPERAND.
8102 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
8105 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
8106 temporary registers. Change operand predicate to general_operand.
8107 (remainderxf3): Ditto.
8109 2008-04-16 Richard Guenther <rguenther@suse.de>
8111 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
8112 * tree-affine.c (aff_combination_expand): Look through some
8115 2008-04-15 Doug Kwan <dougkwan@google.com>
8117 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
8119 * tree-pretty-print.c (dump_generic_node): Ditto.
8120 * final.c (output_addr_const): Ditto.
8121 * dwarf2out.c (output_cfi): Ditto.
8122 * c-pretty-print.c (pp_c_integer_constant): Ditto.
8123 * print-rtl.c (print_rtx): Ditto.
8124 * print-tree.c (print_node_brief, print_node): Ditto.
8125 * c-common.c (match_case_to_enum_1): Ditto.
8126 * sched-vis.c (print_value): Ditto.
8127 * config/i386/i386.c (print_operand): Cast to long unsigned int
8130 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
8131 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
8132 MS Windows VirtualProtect function.
8134 2008-04-15 Jan Hubicka <jh@suse.cz>
8136 * gengtype.c (write_root): Param_is argument is OK.
8137 * expr.c (expand_expr_real_1): Update call of get_exception_*.
8138 * function.h: Include varray.h
8139 (rtl_eh): New stucture based on except.c one.
8140 (call_site_record): New forward declaration and vector type.
8141 * calls.c (emit_call_1): Do not call
8142 note_current_region_may_contain_throw.
8143 * except.c (eh_status): Remove cur_region, try_region since they are
8145 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
8146 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
8147 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
8148 Remove call_site_data_used, call_site_data_size.
8149 Turn call_site_record into vector in function.h.
8150 (note_current_region_may_contain_throw): Remove.
8151 (get_exception_pointer, get_exception_filter): Do not take struct
8152 function argument; update.
8153 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
8154 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
8155 build_post_landing_pads, dw2_build_landing_pads,
8156 sjlj_assign_call_site_values, sjlj_mark_call_sites,
8157 sjlj_emit_function_enter, sjlj_emit_function_enter,
8158 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
8159 sjlj_build_landing_pads, finish_eh_generation,
8160 remove_exception_handler_label, remove_eh_handler,
8161 maybe_remove_eh_handler, add_reachable_handler,
8162 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
8163 add_action_record, collect_one_action_chain, add_call_site,
8164 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
8165 sjlj_output_call_site_table, output_function_exception_table,
8166 * except.h (note_current_region_may_contain_throw): Remove
8167 (get_exception_pointer, get_exception_filter): Do not take struct
8169 * Makefile.in (GTFILES): Put varargs before struct function.
8171 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8173 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
8174 punt for STRING_CST.
8175 (get_constraint_for): Deal with STRING_CST here instead.
8177 2008-04-15 Richard Guenther <rguenther@suse.de>
8179 * tree-ssa-propagate.c (substitute_and_fold): Substitute
8180 statements in a basic-block with a backward walk. Do not
8181 substitute into dead statements but instead remove those.
8183 2008-04-15 Richard Guenther <rguenther@suse.de>
8185 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
8186 to zero, thus disable creation of SFTs.
8188 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
8190 * tree-predcom.c (suitable_reference_p): Return false if the
8191 reference can throw.
8193 2008-04-15 Jakub Jelinek <jakub@redhat.com>
8196 * c-decl.c (finish_decl): If extern or static var has variable
8197 size, set TREE_TYPE (decl) to error_mark_node.
8199 2008-04-15 Rafael Espindola <espindola@google.com>
8201 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
8204 2008-04-15 Richard Guenther <rguenther@suse.de>
8206 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
8207 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
8208 (visit_reference_op_load): Do walk vuse-vdef chains on
8209 vn_reference_lookup.
8210 (visit_reference_op_store): But do not here.
8211 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
8212 vn_reference_lookup.
8213 (vn_lookup_with_vuses): But do so here.
8215 2008-04-14 Ian Lance Taylor <iant@google.com>
8217 * fold-const.c (fold_overflow_warning): Remove assertion.
8219 2008-04-15 Ben Elliston <bje@au.ibm.com>
8221 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
8222 temp1 local variables.
8224 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
8227 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
8228 ".text.unlikely" section as executable.
8230 2008-04-14 James E. Wilson <wilson@tuliptree.org>
8232 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8233 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
8234 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
8235 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
8236 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
8237 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
8238 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
8240 2008-04-14 Ian Lance Taylor <iant@google.com>
8242 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
8243 * fold-const.c (fold_comparison): If appropriate, test
8244 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
8245 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
8246 reassociating a pointer type.
8247 * doc/invoke.texi (Optimize Options): Document that
8248 -fstrict-overflow applies to pointer wraparound.
8250 2008-04-13 Jan Hubicka <jh@suse.cz>
8252 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
8254 2008-04-12 Andrew Pinski <pinskia@gmail.com>
8256 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
8257 we are going to "save the world".
8259 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
8261 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
8262 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
8263 operand 0 constraint, not "=".
8265 2008-04-11 James E. Wilson <wilson@tuliptree.org>
8267 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
8269 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8271 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
8272 of size of positions_needed * CHAR_BIT.
8274 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
8277 * dse.c (store_info): Change positions_needed to unsigned
8279 (lowpart_bitmask): New.
8280 (record_store): Cast to unsigned HOST_WIDE_INT for
8281 positions_needed. Assert width <= size of positions_needed *
8282 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
8283 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
8284 lowpart_bitmask to set mask.
8286 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8288 * config/bfin/constraints.md: New file.
8289 * config/bfin/bfin.md: Include it.
8290 (adddi3): Use satisfies_constraint functions instead of the old macros.
8291 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
8292 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
8293 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
8294 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
8295 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
8296 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
8297 EXTRA_CONSTRAINT): Delete.
8298 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
8299 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
8301 * config/bfin/bfin.c: Include "tm-constrs.h".
8302 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
8303 Use satisfies_constraint functions instead of the old macros.
8304 * doc/md.texi (Blackfin Constraints): Update file name reference.
8306 2008-04-11 Richard Guenther <rguenther@suse.de>
8308 PR tree-optimization/35869
8309 * tree-vrp.c (execute_vrp): Move switch statement update after
8310 jump threading. Schedule another cfg cleanup run.
8312 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
8315 * attribs.c (decl_attributes): Return early on errorneous node.
8317 2008-04-10 Oleg Ryjkov <olegr@google.com>
8319 * tree.h (struct tree_base): Added a new flag default_def_flag.
8320 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
8322 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
8324 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
8326 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8329 * pa.md: Define mode iterator P. Define mode attribute dwc.
8330 (dcacheflush): Update pattern to use iterator P and attribute dwc.
8331 (icacheflush): Likewise.
8332 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
8333 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
8335 2008-04-11 Ben Elliston <bje@au.ibm.com>
8337 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
8339 2008-04-10 Rafael Espindola <espindola@google.com>
8341 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
8342 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
8343 (extract_range_from_expr): The same.
8345 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8347 * config/mips/mips.md (GPR2): New mode iterator.
8349 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
8350 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
8351 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
8352 Rewrite these to take two modes, the mode of comparison and the
8353 mode of the destination.
8354 * config/mips/mips.c (mips_expand_scc): Instead of having
8355 paradoxical subreg as destination, expand "narrowing" scc if mode
8356 of comparison is SI and target is requested in DI mode.
8357 (mips_emit_int_order_test): Update comment. Make mode of
8358 comparison match CMP0 rather than TARGET. When creating inverse
8359 target use mode of TARGET.
8361 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
8363 * gcov-dump.c (tag_summary): Only print summaries for the first
8364 GCOV_COUNTERS_SUMMABLE counters.
8366 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
8368 * config/i386/i386.md (absneg): New code iterator.
8369 (absnegprefix): New code attribute.
8370 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
8371 patterns using absneg code iterator.
8372 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
8373 using absneg code iterator.
8374 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
8375 *neg<mode>2 patterns using absneg code iterator.
8376 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8377 *negextendsfdf2 patterns using absneg code iterator.
8378 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
8379 *negextendsfxf2 patterns using absneg code iterator.
8380 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8381 *negextendsfdf2 patterns using absneg code iterator.
8382 * config/i386/sse.md (<code><mode>2): Macroize expander from
8383 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
8385 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
8387 * config/s390/s390.h: Remove the remains of the recent search
8388 & replace action of current_function_outgoing_args_size.
8390 2008-04-10 Ira Rosen <irar@il.ibm.com>
8392 PR tree-optimization/35821
8393 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
8394 NEW_STMT_LIST is not NULL.
8396 2008-04-09 David Edelsohn <edelsohn@gnu.org>
8399 * toplev.c (process_options): Remove -ffunction-sections debugging
8402 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
8404 PR middle-end/PR28690
8405 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
8406 than gen_rtx_fmt_ee to perform more canonicalizations.
8408 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8411 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
8413 2008-04-09 Richard Guenther <rguenther@suse.de>
8415 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
8416 (dump_function_to_file): Dump function arguments with types.
8418 2008-04-08 Richard Guenther <rguenther@suse.de>
8420 * fold-const.c (fold_widened_comparison): Do not allow
8421 sign-changes that change the result.
8423 2008-04-08 Janis Johnson <janis187@us.ibm.com>
8426 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
8427 kinds of indirect references.
8429 2008-04-08 David Edelsohn <edelsohn@gnu.org>
8431 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
8432 GNU Fortran language string.
8434 2008-04-08 Rafael Espindola <espindola@google.com>
8436 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
8437 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
8438 * tree.h (tree_call_nonnegative_warnv_p): New.
8440 2008-04-08 Jan Hubicka <jh@suse.cz>
8442 * function.c (free_after_compilation): Clear out regno_reg_rtx
8445 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
8448 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8450 PR middle-end/PR28690
8451 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
8452 same precedence as REG_POINTER and MEM_POINTER operands.
8454 2008-04-08 Richard Guenther <rguenther@suse.de>
8457 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
8458 for adding index to base.
8460 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
8462 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
8463 (MINGW_ENABLE_EXECUTE_STACK): New.
8464 (IN_LIBGCC2): For libgcc include windows.h file for
8465 function declarations.
8467 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
8469 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
8470 and tem2 if tem1 is not a REG or MULT.
8472 2008-04-08 Jan Hubicka <jh@suse.cz>
8474 * function.h (incomming_args): Break out of struct function.
8475 (function_subsections): Break out of struct function.
8476 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8477 return_rtx and hard_reg_initial_vals from struct function.
8478 Kill inl_max_label_num.
8479 (current_function_pops_args, current_function_args_info,
8480 current_function_args_size, current_function_args_size,
8481 current_function_pretend_args_size,
8482 current_function_outgoing_args_size,
8483 current_function_internal_arg_pointer, current_function_return_rtx):
8484 Kill compatibility accestor macros.
8485 * builtins.c (expand_builtin_apply_args_1): Update.
8486 (expand_builtin_next_arg): Update.
8487 * df-scan.c (df_get_call_refs): Update.
8488 * dbxout.c (dbxout_function_end): Update.
8489 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8490 (output_line_info): Update.
8491 (secname_for_decl): Update.
8492 (dwarf2out_var_location): Update.
8493 * function.c (free_after_compilation): Update.
8494 (assign_parm_find_stack_rtl): Update.
8495 (assign_parms): Update.
8496 (expand_dummy_function_end): Update.
8497 (expand_function_end): Update.
8498 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8499 (expand_call): Update.
8500 (emit_library_call_value_1): Update.
8501 (store_one_arg): Update.
8502 * varasm.c (initialize_cold_section_name): Update.
8503 (unlikely_text_section): Update.
8504 (unlikely_text_section_p): Update.
8505 (assemble_start_function): Update.
8506 (assemble_end_function): Update.
8507 (default_section_type_flags): Update.
8508 (switch_to_section): Update.
8509 * integrate.c (set_decl_abstract_flags): Update.
8510 (get_hard_reg_initial_val): Update.
8511 (has_hard_reg_initial_val): Update.
8512 (allocate_initial_values): Update.
8513 * resource.c (init_resource_info): Update.
8514 * config/alpha/alpha.c (NUM_ARGS): Update.
8515 (direct_return): Update.
8516 (alpha_va_start): Update.
8517 (alpha_sa_size): Update.
8518 (alpha_initial_elimination_offset): Update.
8519 (alpha_expand_prologue): Update.
8520 (alpha_start_function): Update.
8521 (alpha_expand_epilogue): Update.
8522 (unicosmk_initial_elimination_offset):
8523 * config/alpha/alpha.md (call expander): Update.
8524 * config/s390/s390.c (s390_register_info): Update.
8525 (s390_register_info): Update.
8526 (s390_frame_info): Update.
8527 (s390_initial_elimination_offset): Update.
8528 (s390_build_builtin_va_list): Update.
8529 (s390_va_start): Update.
8530 * config/spu/spu.c (direct_return): Update.
8531 (spu_expand_prologue): Update.
8532 (spu_initial_elimination_offset): Update.
8533 (spu_build_builtin_va_list): Update.
8534 (spu_va_start): Update.
8535 * config/sparc/sparc.c (sparc_init_modes): Update.
8536 (sparc_compute_frame_size): Update.
8537 (function_value): Update.
8538 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8539 * config/i386/i386.md (return expander): Update.
8540 * config/i386/i386.c (ix86_va_start): Update.
8541 (ix86_can_use_return_insn_p): Update.
8542 (ix86_compute_frame_layout): Update.
8543 (ix86_expand_epilogue): Update.
8544 * config/sh/sh.c (output_stack_adjust): Update.
8545 (calc_live_regs): Update.
8546 (sh_expand_prologue): Update.
8547 (sh_builtin_saveregs): Update.
8548 (sh_va_start): Update.
8549 (initial_elimination_offset): Update.
8550 (sh_allocate_initial_value): Update.
8551 (sh_function_ok_for_sibcall): Update.
8552 (sh_get_pr_initial_val): Update.
8553 * config/sh/sh.md (return expander): Update.
8554 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8555 * config/crx/crx.c (crx_compute_frame): UPdate.
8556 (crx_initial_elimination_offset): UPdate.
8557 * config/xtensa/xtensa.c (compute_frame_size): Update
8558 (xtensa_builtin_saveregs): Update.
8559 (xtensa_va_start): Update.
8560 (order_regs_for_local_alloc): Update.
8561 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8562 (xstormy16_expand_builtin_va_start): Update.
8563 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8564 * config/m68hc11/m68hc11.md (return expanders): Update.
8565 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8566 (expand_epilogue): Update.
8567 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8568 (cris_simple_epilogue): Update.
8569 (cris_expand_prologue): Update.
8570 (cris_expand_epilogue): Update.
8571 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8572 (compute_frame_size): Update.
8573 * config/mt/mt.c (mt_compute_frame_size): Update.
8574 * config/mn10300/mn10300.c (expand_prologue): Update.
8575 (expand_epilogue): Update.
8576 (initial_offset): Update.
8577 (mn10300_builtin_saveregs):
8578 * config/mn10300/mn10300.md (return expander): Update.
8579 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8580 (ia64_initial_elimination_offset): Update.
8581 (ia64_initial_elimination_offset): Update.
8582 (ia64_expand_prologue): Update.
8583 * config/m68k/m68k.md (return expander): Update.
8584 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8585 (rs6000_stack_info): Update.
8586 * config/mcore/mcore.c (layout_mcore_frame): Update.
8587 (mcore_expand_prolog): Update.
8588 * config/arc/arc.c (arc_compute_frame_size): Update.
8589 * config/score/score3.c (score3_compute_frame_size): Update.
8590 * config/score/score7.c (score7_compute_frame_size): Update.
8591 * config/arm/arm.c (use_return_insn): Update.
8592 (thumb_find_work_register): Update.
8593 (arm_compute_save_reg_mask): Update.
8594 (arm_output_function_prologue): Update.
8595 (arm_output_epilogue): Update.
8596 (arm_size_return_regs): Update.
8597 (arm_get_frame_offsets): Update.
8598 (arm_expand_prologue): Update.
8599 (thumb_exit): Update.
8600 (thumb_unexpanded_epilogue): Update.
8601 (thumb1_output_function_prologue): Update.
8602 * config/pa/pa.md (return expander): Update.
8603 * config/pa/pa.c (compute_frame_size): Update.
8604 (hppa_builtin_saveregs): Update.
8605 * config/mips/mips.c (mips_va_start): Update.
8606 (mips16_build_function_stub): Update.
8607 (mips_compute_frame_info): Update.
8608 (mips_restore_gp): Update.
8609 (mips_output_function_prologue): Update.
8610 (mips_expand_prologue): Update.
8611 * config/v850/v850.c (compute_frame_size): Update.
8612 (expand_prologue): * config/mmix/mmix.c (along): update.
8613 (mmix_initial_elimination_offset): update.
8614 (mmix_reorg): update.
8615 (mmix_use_simple_return): update.
8616 (mmix_expand_prologue): update.
8617 (mmix_expand_epilogue): Update.
8618 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8619 (emit_link_insn): Update.
8621 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8623 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8624 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8626 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8629 2008-04-07 Jan Hubicka <jh@suse.cz>
8631 * function.h (rtl): Rename to x_rtl.
8633 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8634 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8635 used_temp_slots avail_temp_slots, temp_slot_level,
8636 nonlocal_goto_handler_labels): Update accesstors.
8637 (rtl): New global variable.
8638 (struct function): Move some fileds to rtl_data.
8639 (get_arg_pointer_save_area): Update prototype.
8640 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8641 get_arg_pointer_save_area.
8642 * expr.c (init_expr): Update
8643 * function.c (get_frame_size): Update
8644 (assign_stack_local): Update
8645 (expand_function_end): Update.
8646 (get_art_pointer_save_area): Update
8648 * emit-rtl.c (rtl): Declare.
8649 (regno_reg_rtx): Declare.
8650 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8652 (gen_reg_rtx): Update.
8653 * varasm.c (n_deferred_constatns): Update accestor.
8654 (init_varasm_status): Do not allocate varasm_status.
8655 (force_const_mem, get_pool_size, output_constant_pool): Update.
8656 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8657 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8658 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8659 * sparc/sparc.h (INIT_EXPANDERS): Update.
8660 * ia64/ia64.h (INIT_EXPANDERS): Update.
8662 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8664 * reload.c (push_secondary_reload): Add missing break to for loop.
8666 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8668 PR middle-end/PR28690
8669 * rtlanal.c: Update copyright years.
8670 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8671 as REG_POINTER and MEM_POINTER operands.
8672 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8673 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8674 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8675 * gcse.c: Update copyright years.
8676 (pre_delete): Call gen_reg_rtx_and_attrs.
8677 (hoist_code): Likewise.
8678 (build_store_vectors): Likewise.
8679 (delete_store): Likewise.
8680 * loop-invariant.c (move_invariant_reg): Likewise.
8681 Update copyright years.
8683 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8685 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8686 control string instead of quoted.
8688 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8690 * doc/rtl.texi: Rewrite of subreg section.
8692 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8695 * config/i386/i386.c (legitimize_pic_address): Add treating
8696 of dllimport SYM_REF's.
8697 (legitimize_dllimport_symbol): Add prototype.
8699 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8701 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8702 reference in constructor with non self-referential type.
8704 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8706 Removal of Return with Depressed Stack Pointer support
8707 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8708 (ECF_SP_DEPRESSED): Likewise.
8709 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8710 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8711 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8712 (expand_call): Do not test ECF_SP_DEPRESSED.
8713 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8714 * function.c (keep_stack_depressed): Delete.
8715 (handle_epilogue_set): Likewise.
8716 (update_epilogue_consts): Likewise.
8717 (emit_equiv_load): Likewise.
8718 (thread_prologue_and_epilogue_insns): Remove support for Return with
8719 Depressed Stack Pointer.
8720 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8722 2008-04-06 Richard Guenther <rguenther@suse.de>
8724 PR tree-optimization/35400
8725 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8726 information from SSA_NAMEs.
8728 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8730 * config/avr/avr.h (avr_mega_p): Remove declaration.
8731 (AVR_MEGA): Remove macro.
8732 * config/avr/avr.c (avr_mega_p): Remove variable.
8733 (avr_override_options): Remove inicializion of avr_mega_p.
8734 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8735 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8736 (avr_jump_mode): (Ditto.).
8737 (avr_output_progmem_section_asm_op): (Ditto.).
8738 (avr_asm_init_sections): (Ditto.).
8739 (avr_asm_init_sections): (Ditto.).
8740 (avr_rtx_costs): (Ditto.).
8741 * config/avr/avr.md: (Ditto.).
8742 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8745 2008-04-06 Richard Guenther <rguenther@suse.de>
8747 PR tree-optimization/35842
8748 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8749 is_gimple_invariant_address.
8751 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8753 * gcc.c (default_compilers): Sync Fortran extensions list with
8754 that in fortran/lang-specs.h.
8755 * doc/invoke.texi: Likewise.
8756 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8757 * dwarf2out.c (gen_compile_unit_die): Likewise.
8759 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8761 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8763 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8766 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8767 attribute is used for nested functions.
8769 2008-04-05 Jan Hubicka <jh@suse.cz>
8771 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8773 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8775 (dump_files): Update.
8776 (enable_rtl_dump_file): Do not accept letter argument.
8777 * tree-pass.h (dump_file_info): Remove letter argument.
8778 * toplev.c (decode_d_option): Update -da handling.
8779 * toplev.h (enable_rtl_dump_file): Update prototype.
8780 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8781 it out based on pass type.
8782 (register_dump_files_1): Likewise.
8783 (init_optimization_passes): Update register_one_dump_file calls.
8784 (execute_one_pass): Sanity check that IPA passes are called at IPA
8785 level and RTL passes at RTL level.
8786 (execute_pass_list): IPA pass can not be after or subpass of
8788 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8789 disallov RTL subpasses of IPA subpasses.
8791 2008-04-05 Ben Elliston <bje@au.ibm.com>
8793 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8794 builtins that return exactly once and do not throw. Cache call to
8797 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8799 PR rtl-optimization/34916
8801 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8802 between instruction pairs.
8804 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8806 * doc/invoke.texi: Document -mbitops for SH.
8807 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8808 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8809 * config/sh/sh.c (print_operand): Add %t operand code.
8810 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8811 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8812 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8813 (extendqihi2): Likewise.
8814 (movqi_i): Likewise.
8815 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8816 (extv): Use bld instruction for SH2A if possible.
8818 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8819 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8820 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8821 (bset.b, bclr.b): Define peepholes.
8822 * config/sh/sh.opt (mbitops): New option.
8824 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8827 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8828 and view convert expression.
8830 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8833 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8835 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8837 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8839 * config/i386/cpuid.h (bit_AES): New.
8840 (bit_PCLMUL): Likewise.
8842 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8843 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8844 SSE2 if AES or PCLMUL is enabled.
8845 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8846 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8847 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8848 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8849 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8850 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8851 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8852 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8853 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8854 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8855 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8856 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8857 __builtin_ia32_aeskeygenassist128 and
8858 __builtin_ia32_pclmulqdq128.
8859 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8860 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8861 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8863 * config/i386/i386.h (TARGET_AES): New.
8864 (TARGET_PCLMUL): Likewise.
8865 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8867 * config/i386/i386.md (UNSPEC_AESENC): New.
8868 (UNSPEC_AESENCLAST): Likewise.
8869 (UNSPEC_AESDEC): Likewise.
8870 (UNSPEC_AESDECLAST): Likewise.
8871 (UNSPEC_AESIMC): Likewise.
8872 (UNSPEC_AESKEYGENASSIST): Likewise.
8873 (UNSPEC_PCLMUL): Likewise.
8875 * config/i386/i386.opt (maes): New.
8876 (mpclmul): Likewise.
8878 * config/i386/sse.md (aesenc): New pattern.
8879 (aesenclast): Likewise.
8881 (aesdeclast): Likewise.
8883 (aeskeygenassist): Likewise.
8884 (pclmulqdq): Likewise.
8886 * config/i386/wmmintrin.h: New.
8888 * doc/extend.texi: Document AES and PCLMUL built-in function.
8890 * doc/invoke.texi: Document -maes and -mpclmul.
8892 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8894 * function.c (free_after_parsing): Replace with
8895 cxx_push_function_context from C++ front-end.
8896 (allocate_struct_function): Don't call langhook.
8897 * langhooks.h (struct lang_hooks_for_functions): Delete.
8898 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8900 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8901 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8902 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8903 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8904 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8905 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8906 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8908 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8909 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8911 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8914 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8917 2008-04-04 Richard Guenther <rguenther@suse.de>
8920 * fold-const.c (optimize_minmax_comparison): Use the correct
8921 type for the constant in the simplified comparison.
8923 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8925 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8926 Pass L2 size as "--param l2-cache-size" to the compiler.
8927 (decode_l2_cache): New function to decode L2 cache parameters using
8928 0x8000006 extended cpuid function.
8929 (detect_caches_amd): Determine parameters of L2 cache using
8930 decode_l2_caches function.
8931 (decode_caches_intel): Decode L2 cache parameters.
8932 (detect_caches_intel): Determine L2 cache parameters using
8933 decode_caches_intel and decode_l2_caches functions.
8935 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8937 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8938 secondary input reload for subword loads from the constant pool.
8940 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8943 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8944 constants of the appropriate size for runtime calculations.
8947 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8948 decimal-float literal constant zero.
8950 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8953 * c-parser.c (c_parser_omp_atomic): Call
8954 default_function_array_conversion on the RHS.
8957 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8958 call is_variable_sized if decl has incomplete type.
8960 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8962 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8964 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8966 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8968 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8969 (sgt<u>): Merge sgt and sgtu into new expander.
8970 (sgt, sgtu): Remove expanders.
8971 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8972 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8973 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8974 *sgtu_<mode>_mips16 into new pattern.
8975 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8976 (sge<u>): Merge sge and sgeu into new expander.
8977 (sge, sgeu): Remove expanders.
8978 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8980 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8981 (slt<u>): Merge slt and sltu into new expander.
8982 (slt, sltu): Remove expanders.
8983 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8984 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8985 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8986 *sltu_<mode>_mips16 into new pattern.
8987 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8988 (sle<u>): Merge sle and sleu into new expander.
8989 (sle, sleu): Remove expanders.
8990 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8991 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8992 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8993 *sleu_<mode>_mips16 into new pattern.
8994 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8996 2008-04-03 Jan Hubicka <jh@suse.cz>
8998 PR tree-optimization/35795
8999 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
9000 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9001 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9002 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9003 * score/score3.c (score3_output_mi_thunk): Likewise.
9004 * score/score7.c (score7_output_mi_thunk): Likewise.
9005 * mips/mips.c (mips_output_mi_thunk): Likewise.
9007 2008-04-03 Richard Guenther <rguenther@suse.de>
9009 * tree-vrp.c (extract_range_from_unary_expr): Handle all
9010 conversions. Simplify code.
9012 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9014 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
9016 2008-04-03 Tom Tromey <tromey@redhat.com>
9017 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9019 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9020 * config/bfin/t-bfin-linux (generated_files): Add
9021 linux-sysroot-suffix.h.
9022 * doc/install.texi (Prerequisites): Require make 3.80.
9023 * doc/sourcebuild.texi (Front End Directory): Document new
9025 * Makefile.in (generated_files): New variable.
9026 (ALL_HOST_OBJS): New variable.
9027 ($(ALL_HOST_OBJS)): New target.
9029 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9031 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
9032 (remap_block): Call id->transform_lang_insert_block instead
9034 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
9035 Set id.transform_lang_insert_block to NULL.
9036 (clone_body): Move to cp/optimize.c
9037 * tree-inline.h (struct copy_body_data): Change
9038 transform_lang_insert_block to function pointer.
9039 (copy_generic_body, copy_decl_no_change): Export.
9040 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
9041 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
9042 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
9044 * c-tree.h (insert_block): Kill.
9045 * c-decl.c (insert_block): Kill.
9047 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
9049 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9050 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9051 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
9053 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
9054 argument, call {push,pop}_function_context from here.
9055 * c-parser.c: Use c_{push,pop}_function_context.
9057 * function.c (push_function_context_to): Move meat ...
9058 (push_function_context): ... here. Simplify.
9059 * function.c (pop_function_context_from): Move meat ...
9060 (pop_function_context): ... here. Simplify.
9061 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
9063 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9064 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
9065 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
9066 * tree.h (push_function_context_to, pop_function_context_from): Remove.
9068 2008-04-03 Ben Elliston <bje@au.ibm.com>
9070 * expmed.c (extract_force_align_mem_bit_field): Remove.
9072 2008-04-03 Richard Guenther <rguenther@suse.de>
9075 * expr.h (try_casesi): Adjust prototype.
9076 * expr.c (try_casesi): Take fallback label as extra parameter.
9077 Use that for gen_casesi if default_label is NULL.
9078 * stmt.c (expand_case): Pass fallback label to try_casesi,
9079 make sure to fill gaps with a fallback label if default_label
9082 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
9085 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
9087 2008-04-03 Ben Elliston <bje@au.ibm.com>
9089 * expmed.c (extract_split_bit_field): Remove if (0) code.
9090 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
9091 (do_ds_constraint): Likewise.
9093 2008-04-02 Joseph Myers <joseph@codesourcery.com>
9095 * doc/cppopts.texi (-dU): Document.
9096 * c-common.h (flag_dump_macros): Update comment.
9097 * c-opts.c (handle_OPT_d): Handle -dU.
9098 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
9099 dump_queued_macros, cb_used_define, cb_used_undef): New.
9100 (init_pp_output): Handle -dU.
9101 (cb_line_change): Call dump_queued_macros.
9102 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
9104 2008-04-02 Anatoly Sokolov <aesok@post.ru>
9106 * config/avr/predicates.md (io_address_operand): New predicate.
9107 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
9108 * config/avr/avr.c (avr_io_address_p): Remove function.
9109 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
9110 'avr_io_address_p' function.
9111 (out_movhi_r_mr): (Ditto.).
9112 (out_movqi_mr_r): (Ditto.).
9113 (out_movhi_mr_r): (Ditto.).
9114 (avr_address_cost): (Ditto.).
9116 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
9118 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
9119 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
9120 in 32bit mode when XMM registers are available to avoid store
9122 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
9123 corresponding post-reload splitters.
9125 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9127 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
9128 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
9129 __builtin_ia32_roundss.
9130 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
9131 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
9132 __builtin_ia32_roundss.
9133 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
9134 IX86_BUILTIN_SHUFPD here.
9136 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
9138 * config/i386/i386.md (plogic): New.
9139 (plogicprefix): Likewise.
9141 * config/i386/mmx.md (mmx_<code><mode>3): New.
9142 (mmx_and<mode>3): Removed.
9143 (mmx_ior<mode>3): Likewise.
9144 (mmx_xor<mode>3): Likewise.
9146 * config/i386/sse.md (<code><mode>3): New.
9147 (*<code><mode>3): Likewise.
9148 (*<code><mode>3): Likewise.
9149 (<code><mode>3): Likewise.
9150 (*sse_<code><mode>3): Likewise.
9151 (*sse2_<code><mode>3): Likewise.
9152 (<code>tf3): Likewise.
9153 (*<code>tf3): Likewise.
9154 (and<mode>3): Likewise.
9155 (*and<mode>3): Likewise.
9156 (ior<mode>3): Removed.
9157 (*ior<mode>3): Likewise.
9158 (xor<mode>3): Likewise.
9159 (*xor<mode>3): Likewise.
9160 (*and<mode>3): Likewise.
9161 (*ior<mode>3): Likewise.
9162 (*xor<mode>3): Likewise.
9163 (and<mode>3): Likewise.
9164 (*sse_and<mode>3): Likewise.
9165 (*sse2_and<mode>3): Likewise.
9167 (*andtf3): Likewise.
9168 (ior<mode>3): Likewise.
9169 (*sse_ior<mode>3): Likewise.
9170 (*sse2_ior<mode>3): Likewise.
9172 (*iortf3): Likewise.
9173 (xor<mode>3): Likewise.
9174 (*sse_xor<mode>3): Likewise.
9175 (*sse2_xor<mode>3): Likewise.
9177 (*xortf3): Likewise.
9179 2008-04-02 Richard Guenther <rguenther@suse.de>
9181 PR tree-optimization/14495
9182 PR tree-optimization/34793
9183 * tree-vrp.c (struct switch_update): New structure.
9184 (to_remove_edges, to_update_switch_stmts): New VECs.
9185 (simplify_switch_using_ranges): New function. Remove not taken
9186 case labels and edges.
9187 (simplify_stmt_using_ranges): Call it.
9188 (identify_jump_threads): Mark edges we have queued for removal
9189 so we don't thread them.
9190 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
9192 * tree-cfg.c (group_case_labels): Deal with missing default label.
9193 (tree_verify_flow_info): Allow missing default label.
9194 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
9195 (emit_case_nodes): Likewise.
9196 (expand_case): Do not rely on the default label to be present.
9197 * expr.c (try_casesi): Deal with NULL default_label.
9198 (do_tablejump): Likewise.
9200 2008-04-02 Richard Guenther <rguenther@suse.de>
9202 PR tree-optimization/14495
9203 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
9204 SWITCH_EXPR here ...
9205 (vrp_visit_switch_stmt): ... but here (new function).
9206 (find_case_label_index): New helper function.
9207 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
9209 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9211 * fwprop.c: Fix ISO-C99ism.
9213 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9216 * Makefile.in (objdir): Set it here.
9217 * configure.ac: Not here. Find dynamic linker characteristics.
9218 * exec-tool.in: Use them.
9219 * aclocal.m4: Regenerate.
9220 * configure: Regenerate.
9222 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9224 * expr.c (expand_var): Delete it.
9225 * expr.h (expand_var): Delete prototype.
9226 * function.c (expand_function_start): Use expand_decl instead.
9227 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
9230 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
9232 PR rtl-optimization/35542
9233 * fwprop.c (forward_propagate_and_simplify): Replace
9234 loc_reg_mentioned_in_p with reg_mentioned_p.
9236 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
9238 PR rtl-optimization/35281
9239 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
9240 (propagate_rtx_1): Handle PR_HANDLE_MEM.
9241 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
9242 (varying_mem_p): Move above propagate_rtx.
9243 (all_uses_available_at): Do not check MEMs.
9245 2008-04-02 Rafael Espindola <espindola@google.com>
9247 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
9248 (register_edge_assert_for_2): Split the cond argument.
9249 (register_edge_assert_for_1): Adjust for the change in
9250 register_edge_assert_for_2.
9251 (register_edge_assert_for): Split the cond argument.
9252 (find_switch_asserts): Adjust for the change in
9253 register_edge_assert_for.
9255 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
9257 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
9258 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
9259 offsets for 64-bit mingw.
9260 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
9261 abi for x86_64-pc-mingw.
9263 2008-04-02 Richard Guenther <rguenther@suse.de>
9265 * tree-vrp.c (extract_range_from_assert): Make sure to not
9266 produce range min/max with TREE_OVERFOW set.
9267 If merging a anti-range and a range keep the anti-range if
9268 the range covers all values of the type.
9269 (register_edge_assert_for_2): Only allow sign-changing
9270 conversions in detecting canonical range checks. Also
9271 register an assert for the unsigned name if useful.
9273 PR tree-optimization/35787
9274 * tree-vrp.c (vrp_val_max): New function.
9275 (vrp_val_min): Likewise.
9276 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
9277 (vrp_val_is_min): Likewise.
9278 (supports_overflow_infinity): Use vrp_val_{min,max}.
9279 (negative_overflow_infinity): Likewise.
9280 (positive_overflow_infinity): Likewise.
9281 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
9282 (is_positive_overflow_infinity): Likewise.
9283 (is_overflow_infinity): Likewise.
9284 (avoid_overflow_infinity): Use vrp_val_{min,max} and
9285 vrp_val_is_{min,max}.
9286 (set_and_canonicalize_value_range): Canonicalize anti-ranges
9287 to ranges if possible. Avoid empty ranges.
9289 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9292 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
9293 the expression is a function address.
9295 2008-04-01 George Helffrich <george@gcc.gnu.org>
9297 PR fortran/35154, fortran/23057
9298 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
9299 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
9300 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
9301 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
9303 (dbxout_syms): Check for COMMON-based symbol and wrap in
9304 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
9305 in bracket for efficiency.
9307 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
9308 using DW_TAG_common_block + member offset.
9309 (add_pubname_string): New function.
9310 (dw_expand_expr): New function to find block name and offset for
9312 (common_check): New function to check whether symbol in Fortran COMMON.
9313 (gen_variable_die): If COMMON, use DW_TAG_common_block.
9315 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
9318 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
9320 2008-04-02 Ben Elliston <bje@au.ibm.com>
9322 * config/v850/v850.md (casesi): Remove if (0) code.
9323 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9324 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9326 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
9328 * config/i386/i386.md (rex64suffix): New mode attribute.
9329 (floathi<mode>2): Disable expander for SSE math.
9330 (*floathi<mode>2_1): New insn insn_and_split pattern.
9331 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
9332 corresponding post-reload splitters.
9333 (*floathi<mode>2_i387): New macroized insn pattern.
9334 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
9335 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
9336 insn_and_split pattern.
9337 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
9338 New macroized instruction patterns and corresponding post-reload
9340 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
9341 and corresponding post-reload splitters.
9342 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
9343 New macroized instruction patterns.
9344 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
9345 macroized instruction patterns and corresponding post-reload splitters.
9346 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
9347 corresponding post-reload splitters.
9348 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
9349 New macroized instruction patterns.
9350 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
9351 corresponding post-reload splitters.
9352 (*floatsi<mode>2_i387): New macroized instruction patterns.
9354 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
9356 * config/i386/i386.md (smaxmin): New.
9357 (umaxmin): Likewise.
9358 (maxminiprefix): Likewise.
9359 (maxminfprefix): Likewise.
9360 (<code><mode>3): Likewise.
9361 (smin<mode>3): Removed.
9362 (smax<mode>3): Likewise.
9364 * config/i386/mmx.md (mmx_<code>v2sf3): New.
9365 (mmx_<code>v4hi3): Likewise.
9366 (mmx_<code>v8qi3): Likewise.
9367 (mmx_smaxv2sf3): Removed.
9368 (mmx_sminv2sf3): Likewise.
9369 (mmx_umaxv8qi3): Likewise.
9370 (mmx_smaxv4hi3): Likewise.
9371 (mmx_uminv8qi3): Likewise.
9372 (mmx_sminv4hi3): Likewise.
9374 * config/i386/sse.md (<addsub><mode>3): New.
9375 (*<addsub><mode>3): Likewise.
9376 (<sse>_vm<addsub><mode>3): Likewise.
9377 (<maxmin><mode>3): Likewise.
9378 (*<maxmin><mode>3_finite): Likewise.
9379 (*<maxmin><mode>3): Likewise.
9380 (<sse>_vm<maxmin><mode>3): Likewise.
9381 (sse3_h<addsub>v4sf3): Likewise.
9382 (sse3_h<addsub>v2df3): Likewise.
9383 (<maxmin>v16qi3): Likewise.
9384 (*<maxmin>v16qi3): Likewise.
9385 (<maxmin>v8hi3): Likewise.
9386 (*<maxmin>v8hi3): Likewise.
9387 (*sse4_1_<maxmin><mode>3): Likewise.
9388 (*sse4_1_<maxmin><mode>3): Likewise.
9389 (add<mode>3): Removed.
9390 (*add<mode>3): Likewise.
9391 (<sse>_vmadd<mode>3): Likewise.
9392 (sub<mode>3): Likewise.
9393 (*sub<mode>3): Likewise.
9394 (<sse>_vmsub<mode>3): Likewise.
9395 (smin<mode>3): Likewise.
9396 (*smin<mode>3_finite): Likewise.
9397 (*smin<mode>3): Likewise.
9398 (<sse>_vmsmin<mode>3): Likewise.
9399 (smax<mode>3): Likewise.
9400 (*smax<mode>3_finite): Likewise.
9401 (*smax<mode>3): Likewise.
9402 (<sse>_vmsmax<mode>3): Likewise.
9403 (sse3_haddv4sf3): Likewise.
9404 (sse3_haddv2df3): Likewise.
9405 (sse3_hsubv4sf3): Likewise.
9406 (sse3_hsubv2df3): Likewise.
9407 (umaxv16qi3): Likewise.
9408 (*umaxv16qi3): Likewise.
9409 (smaxv8hi3): Likewise.
9410 (*smaxv8hi3): Likewise.
9411 (*sse4_1_smax<mode>3): Likewise.
9412 (*sse4_1_umax<mode>3): Likewise.
9413 (uminv16qi3): Likewise.
9414 (*uminv16qi3): Likewise.
9415 (sminv8hi3): Likewise.
9416 (*sminv8hi3): Likewise.
9417 (*sse4_1_smin<mode>3): Likewise.
9418 (*sse4_1_umin<mode>3): Likewise.
9420 2008-04-01 Rafael Espindola <espindola@google.com>
9422 * tree-cfg.c (verify_expr): remove in_phi.
9423 (verify_stmt): Don't call walk_tree with verify_expr. Use
9424 is_gimple_min_invariant instead of is_gimple_val.
9426 2008-04-01 Joseph Myers <joseph@codesourcery.com>
9428 * doc/include/gpl_v3.texi: Update for manpage generation.
9429 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
9431 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
9432 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
9433 gpl_v3.texi instead of gpl.texi.
9436 2008-04-01 Jakub Jelinek <jakub@redhat.com>
9439 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
9441 2008-04-01 Rafael Espindola <espindola@google.com>
9443 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
9444 (extract_code_and_val_from_cond): Use
9445 extract_code_and_val_from_cond_with_ops.
9447 2008-04-01 Jan Hubicka <jh@suse.cz>
9449 * function.c (free_after_compilation): Free epilogue_delay_list.
9450 (prepare_function_start): Assert that previous compilation was freed.
9452 2008-04-01 Jan Hubicka <jh@suse.cz>
9453 Jim Wilson <wilson@tuliptree.org>
9454 Andreas Tobler <andreast@gcc.gnu.org>
9457 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
9458 rtl.emit instead cfun->emit.
9459 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
9460 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
9462 2008-04-01 Ben Elliston <bje@au.ibm.com>
9464 * doc/c-tree.texi (Function Basics): Fix grammatical error.
9466 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
9468 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
9470 (fprofile-use): Add var flag_profile_use
9471 * coverage.c (coverage_begin_output): Do not open a gcno file for
9472 output only if -ftest-coverage is set.
9473 Do not add getpwd() to gcda file path.
9474 (build_gcov_info): Check the new flag
9475 flag_profile_datafile_relative_path.
9476 (coverage_init): Use profile_data_prefix.
9477 Read profile counter only if flag_profile_use is set.
9478 * opts.c (common_handle_option): New option fprofile-use=,
9479 fprofile-dir=, fprofile-generate=.
9480 * toplev.c (profile_data_prefix): New variable definition.
9481 * toplev.h (profile_data_prefix): New declaration.
9482 * doc/invoke.tex (Option Summary, Optimization Options):
9485 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9487 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9488 use tmp consistently.
9491 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9492 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9493 UNSPEC_FR_RECIP_APPROX_RES.
9494 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9496 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9499 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9501 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9504 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9505 element of the vector via a pointer.
9507 2008-03-31 Ian Lance Taylor <iant@google.com>
9509 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9511 2008-03-31 Jan Hubicka <jh@suse.cz>
9513 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9514 get_arg_pointer_save_area.
9515 * expr.c (init_expr): Just clear out rtl.expr.
9516 * function.c (free_after_compilation): Clear out whole RTL structure.
9517 (get_func_frame_size): Merge into ...
9518 (get_frame_size): ... this one.
9519 (assign_stack_local_1): Merge into ...
9520 (assign_stack_local): ... this one.
9521 (expand_function_end): Update call of get_arg_pointer_save_area.
9522 (get_art_pointer_save_area): Remove cfun argument.
9523 * function.h (emit_status): regno_pointer_align does not need length
9524 attribute. Move x_regno_reg_rtx to ...
9525 (regno_reg_rtx): ... new global array.
9526 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9527 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9528 apply_args_value, forced_labels, stack_pointer_delta):
9530 (struct varasm_status): Move here from varasm.c
9531 (struct rtl_data): New. Move here some fields from struct function.
9532 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9533 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9534 used_temp_slots avail_temp_slots, temp_slot_level,
9535 nonlocal_goto_handler_labels): Update accesstors.
9536 (rtl): New global variable.
9537 (struct function): Move some fileds to rtl_data.
9538 (get_arg_pointer_save_area): Update prototype.
9539 * emit-rtl.c (rtl): Declare.
9540 (regno_reg_rtx): Declare.
9541 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9543 (gen_reg_rtx): Update.
9544 (init_virtual_regs): Do not tate emit_status argument.
9545 (init_emit): Do not allocate emit.
9546 * varasm.c (varasm_statuc): Move to function.h.
9547 (n_deferred_constatns): Update accestor.
9548 (init_varasm_status): Do not allocate varasm_status.
9549 (force_const_mem, get_pool_size, output_constant_pool): Update.
9550 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9551 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9553 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9555 PR rtl-optimization/35729
9556 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9559 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9562 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9563 load/store if memory is unaligned.
9564 (*movti_rex64): Likewise.
9566 * config/i386/predicates.md (misaligned_operand): New.
9568 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9571 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9574 2008-03-31 Jan Beulich <jbeulich@novell.com>
9576 * config/ia64/constraints.md: Add 'j' constraint.
9577 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9578 (movdi_internal): Likewise.
9580 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9583 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9585 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9588 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9589 proper error message for the third argument on blendpd and
9592 * config/i386/sse.md (blendbits): New.
9593 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9595 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9597 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9599 2008-03-30 Richard Guenther <rguenther@suse.de>
9602 * fold-const.c (fold_sign_changed_comparison): Do leave
9603 conversions to base-types alone.
9605 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9607 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9608 the link register if one altivec register is be saved.
9610 2008-03-30 Ben Elliston <bje@au.ibm.com>
9612 * final.c (final_scan_insn): Remove if (0) code.
9614 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9616 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9618 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9620 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9621 of V4SFmode to ix86_binary_operator_ok.
9623 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9625 * config/i386/i386.c (override_options): Initialize
9626 ix86_veclib_handler to ix86_veclibabi_svml when
9627 -mveclibabi=svml is used.
9628 (ix86_veclibabi_svml): New function for SVML ABI style
9629 vectorization support.
9630 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9632 2008-03-28 Rafael Espindola <espindola@google.com>
9634 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9635 (tree_binary_nonnegative_warnv_p): Make it public.
9636 (tree_single_nonnegative_warnv_p): Make it public.
9637 (tree_invalid_nonnegative_warnv_p): Make it public.
9638 (tree_unary_nonzero_warnv_p): Make it public.
9639 (tree_binary_nonzero_warnv_p): Make it public
9640 (tree_single_nonzero_warnv_p): Make it public.
9641 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9642 (extract_range_from_binary_expr): Split the expr argument.
9643 (extract_range_from_unary_expr): Split the expr argument.
9644 (extract_range_from_comparison): Split the expr argument.
9645 (extract_range_from_expr): Use the new aux functions.
9646 (vrp_evaluate_conditional_warnv): Use
9647 vrp_evaluate_conditional_warnv_with_ops.
9648 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9649 (tree_binary_nonzero_warnv_p): Declare.
9650 (tree_single_nonzero_warnv_p): Declare.
9651 (tree_expr_nonzero_warnv_p): Declare.
9652 (tree_unary_nonnegative_warnv_p): Declare.
9653 (tree_binary_nonnegative_warnv_p): Declare.
9654 (tree_single_nonnegative_warnv_p): Declare.
9655 (tree_invalid_nonnegative_warnv_p): Declare.
9657 2008-03-28 Richard Guenther <rguenther@suse.de>
9659 PR tree-optimization/30317
9660 PR tree-optimization/30911
9661 PR tree-optimization/34793
9662 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9663 (struct assert_locus_d): New member EXPR.
9664 (register_new_assert_for): Add EXPR parameter to support
9665 ASSERT_EXPR <name, expr OP limit>.
9666 (register_edge_assert_for_1): Adjust callers.
9667 (find_assert_locations): Likewise.
9668 (process_assert_insertions_for): Build condition from expression.
9669 (extract_range_from_assert): Handle ASSERT_EXPRs
9670 of the form ASSERT_EXPR <name, expr OP limit>.
9671 (register_edge_assert_for_2): New helper registering
9672 asserts for comparisons. Recognize range tests of the form
9673 (unsigned)i - CST1 OP CST2.
9674 (register_edge_assert_for_1): Use it.
9675 (register_edge_assert_for): Likewise.
9676 (needs_overflow_infinity): Integer sub-types
9677 do not need overflow infinities.
9678 (vrp_val_is_max): The extreme values of integer sub-types
9679 are those of the base type.
9680 (vrp_val_is_min): Likewise.
9681 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9684 2008-03-28 Nick Clifton <nickc@redhat.com>
9687 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9688 Return GENERAL_REGS for stack adjustment reloads.
9690 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9693 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9694 const_vector when all the vectors are constant.
9696 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9698 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9700 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9701 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9703 (s<code>_sf): Use new scc_sf attribute for opcode names.
9705 2008-03-27 Tom Tromey <tromey@redhat.com>
9707 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9708 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9709 config/spu/t-spu-elf, config/i386/t-interix,
9710 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9711 config/i386/x-darwin, config/i386/x-mingw32,
9712 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9713 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9714 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9715 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9716 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9717 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9718 config/score/t-score-elf, config/arm/t-strongarm-pe,
9719 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9720 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9721 Revert automatic dependency patch.
9723 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9726 * config/i386/i386.c (ix86_function_arg_boundary): Align
9727 decimal floating point to its natural boundary.
9729 2008-03-27 Richard Guenther <rguenther@suse.de>
9732 * fold-const.c (fold_comparison): Restrict distinct decl
9733 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9734 solely rely on operand_equal_p.
9736 2008-03-27 Richard Guenther <rguenther@suse.de>
9739 * c-common.c (handle_weak_attribute): Reject combination of
9742 2008-03-27 Richard Guenther <rguenther@suse.de>
9744 PR tree-optimization/32810
9745 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9746 conversions from DECL_INITIAL.
9747 (fold_const_aggregate_ref): Likewise from constructor elements.
9749 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9751 * tree-affine.h (aff_combination_expand): Declare.
9752 (get_inner_reference_aff): Likewise.
9753 * tree-affine.c (aff_combination_expand): Split out from
9754 tree_to_aff_combination_expand.
9755 (get_inner_reference_aff): New function.
9756 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9757 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9758 (struct lim_aux_data): sm_done field removed.
9759 (mem_ref_loc_p, mem_ref_locs_p): New types.
9760 (struct mem_ref): Added id, stored, accesses_in_loop,
9761 indep_loop, dep_loop, indep_ref, dep_ref fields.
9762 Removed is_stored, locs and next fields.
9763 (memory_accesses): New variable.
9764 (movement_possibility): Do not allow moving statements
9765 that store to memory.
9766 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9768 (determine_max_movement): For statements with memory references,
9769 find the outermost loop in that the reference is independent.
9770 (move_computations_stmt): Mark the virtual operands for renaming.
9771 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9772 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9773 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9774 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9775 create_vop_ref_mapping, analyze_memory_references,
9776 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9777 get_all_locs_in_loop, ref_always_accessed_p,
9778 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9779 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9780 store_motion_loop, store_motion): New functions.
9781 (struct vop_to_refs_elt): New type.
9782 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9783 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9784 (schedule_sm): Replaced by...
9785 (execute_sm): ... this.
9786 (determine_lsm_ref, hoist_memory_references,
9787 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9788 find_more_ref_vops, free_mem_ref, free_mem_refs,
9789 determine_lsm_loop, determine_lsm): Removed.
9790 (tree_ssa_lim_finalize): Free data structures used by store motion.
9791 (tree_ssa_lim): Call analyze_memory_references. Use
9792 store_motion instead of determine_lsm.
9794 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9796 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9797 rename tmake_file to m68hc11/t-m68hc11.
9798 (mcore): Set inhibit_libc to true.
9799 * config.host (alpha*-dec-*vms*): Set extra_programs.
9800 (interix3*): Don't use host_xmake_file.
9801 * configure.ac: Let config.gcc override inhibit_libc.
9802 * configure: Regenerate.
9804 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9805 * config/t-openbsd-thread: Remove commented out lines.
9807 * config/x-interix: Remove.
9809 * config/m68hc11/t-m68hc11-gas: Rename to...
9810 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9812 * config/mcore/t-mcore: Remove T_CFLAGS.
9813 * config/mcore/t-mcore-pe: Likewise.
9815 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9817 * configure.ac: Replace custom __GNU_SOURCE test with
9818 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9819 * aclocal.m4: Regenerate.
9820 * configure: Regenerate.
9821 * config.in: Regenerate.
9823 2008-03-27 Richard Guenther <rguenther@suse.de>
9825 * fold-const.c (target.h): Include.
9826 (fold_comparison): Fold comparison of addresses of decls
9827 that bind locally or of constants. Consolidate address folding code.
9828 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9829 results from fold_binary_to_constant.
9830 (compare_values_warnv): Likewise.
9832 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9835 * fold-const.c (fold_truthop): Check for integeral types when folding
9836 a == 0 && b == 0 and a != 0 || b != 0 .
9838 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9840 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9842 2008-03-26 Andreas Schwab <schwab@suse.de>
9844 * doc/invoke.texi: Fix use of @item vs. @itemx.
9846 2008-03-26 Tom Tromey <tromey@redhat.com>
9848 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9849 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9850 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9851 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9852 build/genconstants.o, build/genemit.o, build/genextract.o,
9853 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9854 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9857 2008-03-26 Richard Guenther <rguenther@suse.de>
9860 2008-03-26 Richard Guenther <rguenther@suse.de>
9862 * fold-const.c (target.h): Include.
9863 (fold_comparison): Fold comparison of addresses of two decls
9864 that bind locally. Consolidate address folding code.
9866 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9868 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9869 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9870 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9871 dconstsqrt2, dconstthird, dconste and/or dconst10.
9872 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9873 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9874 dconstsqrt2, dconste): Delete.
9875 (init_emit_once): Likewise. Simplify initializing dconstm1.
9877 * real.c (get_real_const): New.
9878 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9879 dconstsqrt2, dconste): Delete.
9880 (real_value_const, get_real_const): New.
9882 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9884 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9886 * config/i386/i386.c (ix86_function_arg_boundary): Check
9887 BIGGEST_ALIGNMENT instead of 128.
9888 (setup_incoming_varargs_64): Likewise.
9890 2008-03-26 Tom Tromey <tromey@redhat.com>
9892 * Makefile.in (DEPFILES): Add missing '/'.
9894 2008-03-26 Richard Guenther <rguenther@suse.de>
9896 * fold-const.c (target.h): Include.
9897 (fold_comparison): Fold comparison of addresses of two decls
9898 that bind locally. Consolidate address folding code.
9900 2008-03-26 Nick Clifton <nickc@redhat.com>
9903 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9904 not allow INT+INT as a legitimate addressing mode.
9906 2008-03-26 Richard Guenther <rguenther@suse.de>
9908 * tree-flow.h (widen_bitfield): Remove declaration.
9909 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9910 (widen_bitfield): Remove function.
9911 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9914 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9917 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9920 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9922 PR rtl-optimization/35232
9923 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9924 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9925 reg_reloaded_call_part_clobbered here.
9926 (reload_regs_reach_end_p): New function.
9927 (reload_reg_rtx_for_input): New variable.
9928 (reload_reg_rtx_for_output): Likewise.
9929 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9930 when reassigning a pseudo register. Load reloadreg from
9931 reload_reg_rtx_for_input, moving the mode and register
9933 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9934 instead of the original when deciding whether an input reload
9935 would be a no-op or whether an output reload can be deleted.
9936 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9937 when setting up new_spill_reg_store. Load it from
9938 reload_reg_rtx_for_output, moving the mode and register
9940 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9941 instead of the original when deciding whether an output reload
9942 would be a no-op. Do the same when modifying insn notes.
9943 Use rtx_equal_p instead of == to compare the registers.
9944 (inherit_piecemeal_p): Take a mode and two register numbers
9946 (emit_reload_insns): Clear new_spill_reg_store for every hard
9947 register in the reload register. Remove spill registers
9948 from reg_reloaded_valid before considering whether to record
9949 inheritance information for them. Use reload_reg_rtx_for_output
9950 instead of reg_rtx when recording output reloads. Use
9951 reload_reg_rtx_for_input instead of reg_rtx when recording
9952 input reloads. Set or clear reg_reloaded_call_part_clobbered
9953 at the same time as setting reg_reloaded_valid.
9954 (delete_output_reload): Add a new_reload_reg parameter and use it
9955 instead of rld[j].reg_rtx.
9956 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9959 2008-03-25 Tom Tromey <tromey@redhat.com>
9961 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9962 (build/genattr.o): Likewise.
9963 (build/genattrtab.o): Likewise.
9964 (build/gencodes.o): Likewise.
9965 (build/genconfig.o): Likewise.
9966 (build/genconstants.o): Likewise.
9967 (build/genemit.o): Likewise.
9968 (build/genextract.o): Likewise.
9969 (build/genflags.o): Likewise.
9971 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9973 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9974 instead of size_int for integer types.
9975 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9976 to match type of MINUS_EXPR.
9978 2008-03-25 Tom Tromey <tromey@redhat.com>
9980 * configure: Rebuilt.
9981 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9984 2008-03-25 Tom Tromey <tromey@redhat.com>
9986 * config/x-solaris (host-solaris.o): Update.
9987 * config/x-linux (host-linux.o): Update.
9988 * config/x-hpux (host-hpux.o): Update.
9989 * config/x-darwin (host-darwin.o): Update.
9990 * config/v850/t-v850e (v850-c.o): Update.
9991 * config/v850/t-v850 (v850-c.o): Update.
9992 * config/t-vxworks (vxworks.o): Update.
9993 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9994 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9995 * config/spu/t-spu-elf (spu-c.o): Update.
9997 * config/sh/t-symbian (sh-c.o): Update.
9998 (symbian.o): Update.
9999 * config/sh/t-sh (sh-c.o): Update.
10000 * config/score/t-score-elf (score7.o, score3.o): Update.
10001 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
10002 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
10003 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
10004 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
10005 (rs6000.o): Remove.
10006 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10007 * config/m32c/t-m32c (m32c-pragma.o): Update.
10008 * config/ia64/t-ia64 (ia64-c.o): Update.
10009 * config/i386/x-mingw32 (host-mingw32.o): Update.
10010 * config/i386/x-i386 (driver-i386.o): Update.
10011 * config/i386/x-darwin (host-i386-darwin.o): Update.
10012 * config/i386/x-cygwin (host-cygwin.o): Update.
10013 * config/i386/t-nwld (nwld.o): Update.
10014 * config/i386/t-netware (netware.o): Update.
10015 * config/i386/t-interix (winnt.o): Update.
10016 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
10017 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
10018 msformat-c.o): Update.
10019 * config/bfin/t-bfin-linux (generated_files): Add
10020 linux-sysroot-suffix.h.
10021 * config/arm/t-wince-pe (pe.o): Update.
10022 * config/arm/t-strongarm-pe (pe.o): Update.
10023 * config/arm/t-pe (pe.o): Update.
10024 * config/arm/t-arm (arm-c.o): Update.
10025 * doc/install.texi (Prerequisites): Require make 3.80.
10026 * Makefile.in: Remove .o targets.
10027 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
10028 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
10029 (simple_generated_h, simple_generated_c): Move earlier.
10030 (generated_files): New variable.
10031 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
10032 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
10033 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
10034 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
10035 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
10036 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
10037 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
10038 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
10039 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
10040 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
10041 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
10042 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
10044 (COMPILE.base, COMPILE): New variables.
10045 (%.o): New pattern rule.
10046 (ALL_HOST_OBJS): New variable.
10047 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
10048 (dummy-checksum.o, cc1-checksum.o): Remove.
10049 (DRIVER_SHLIB): New variable.
10050 (DRIVER_DEFINES): Use it.
10051 (gencondmd.c): Move out of build/.
10052 (s-conditions): Update.
10053 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
10054 (ALL_BUILD_OBJS): Likewise.
10055 (build/%.o): Use BUILDCOMPILE.
10056 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
10057 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
10058 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
10059 build/gencheck.o, build/gencodes.o, build/genconditions.o,
10060 build/genconfig.o, build/genconstants.o, build/genemit.o,
10061 build/genextract.o, build/genflags.o, build/genmddeps.o,
10062 build/genopinit.o, build/genoutput.o, build/genpeep.o,
10063 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
10064 build/gen-protos.o, build/scan.o, build/fix-header.o,
10065 build/scan-decls.o): Simplify.
10066 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
10067 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
10068 prefix.o, toplev.o): Reduce to variable setting.
10069 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
10070 ($(out_object_file), gcc-options.o): New targets.
10071 ($(ALL_HOST_OBJS)): New target. Include dependency files.
10072 * configure: Rebuilt.
10073 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
10074 * doc/sourcebuild.texi (Front End Directory): Document new variable.
10076 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
10078 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
10079 complain when we hit an error, return ERROR_MARK_NODE.
10081 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10083 * config/sh/constraints.md (Pso, Psz): New constraints.
10084 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
10085 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
10087 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10089 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
10090 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
10092 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
10094 * config/sh/sh.md (prefetch): Add condition for SH2A target.
10095 (prefetch_sh2a): New.
10097 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10098 Naveen.H.S <naveen.hs@kpitcummins.com>
10100 * config/sh/constraints.md (I28): New constraint.
10101 * config/sh/sh.c (broken_move): Add support for movi20s.
10102 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
10104 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
10105 Jayant Sonar <Jayant.sonar@kpitcummins.com>
10106 Naveen.H.S <naveen.hs@kpitcummins.com>
10108 * config/sh/sh.c (SH_ATTRIBUTES): Define.
10109 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10110 (print_operand): Handle resbank in %@ operand code.
10111 (sh_encode_section_info): New.
10112 (push_regs): Add conditions for resbank.
10113 (sh_expand_epilogue): Likewise.
10114 (sh_insert_attributes): Likewise.
10115 (sh_attribute_table): Likewise.
10116 (sh_handle_resbank_handler_attribute): New.
10117 (sh2a_handle_function_vector_handler_attribute): New.
10118 (sh2a_is_function_vector_call): New.
10119 (sh2a_get_function_vector_number): New.
10120 (sh2a_function_vector_p): New.
10121 (sh_cfun_resbank_handler_p): New.
10122 * config/sh/sh.md (calli): Emit jsr/n if possible.
10123 (calli_tbr_rel): New.
10124 (calli_pcrel): Emit jsr/n if possible.
10125 (return_i): Emit rts/n if possible.
10126 (call_valuei_tbr_rel): New.
10127 (call_valuei_pcrel): Add condition for SH2A target.
10128 (call_value): Likewise.
10129 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
10130 (sh2a_get_function_vector_number): Likewise.
10131 (sh2a_is_function_vector_call): Likewise.
10132 * doc/extend.texi: Document TBR relative addressing of SH2A.
10133 (resbank): Add description for SH2A.
10135 2008-03-24 Richard Guenther <rguenther@suse.de>
10138 * gimplify.c (gimplify_modify_expr): For frontend type-correct
10139 pointer assignments change conversions according to middle-end rules.
10140 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
10141 * configure.ac: Include type checking in yes.
10142 * configure: Regenerate.
10144 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10146 * diagnostic.c (diagnostic_count_diagnostic): Delete.
10147 (diagnostic_report_diagnostic): Update. Handle ICEs here.
10149 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
10151 * gthr-vxworks.h (UNUSED): Define.
10153 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
10155 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
10157 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
10159 * doc/extend.texi (Function Attributes): Add missing comma in the
10160 example of the "alloc_size" attribute.
10162 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
10165 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10167 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10170 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10173 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10174 of the underlying type of a MS bitfield layout to the natural
10175 alignment of the type.
10177 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10179 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10180 to their natural alignment to avoid store forwarding stalls.
10182 2008-03-22 Richard Guenther <rguenther@suse.de>
10184 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
10185 For PHI nodes verify the address is invariant.
10186 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
10187 (get_symbol_constant_value): Use is_gimple_min_invariant.
10188 (maybe_fold_stmt_indirect): Likewise.
10190 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
10192 PR rtl-optimization/33927
10193 * Makefile.in (dse.o): Depend on $(TM_P_H).
10194 * expr.h (extract_low_bits): Declare.
10195 * expmed.c (extract_low_bits): New function.
10196 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
10197 * dse.c: Include tm_p.h.
10198 (find_shift_sequence): Remove the read_reg argument and return the
10199 read value. Emit the instructions instead of returning them.
10200 Iterate on new_mode rather than calculating it each time.
10201 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
10202 source to NEW_MODE and extract_low_bits to convert the shifted
10203 value to READ_MODE.
10204 (replace_read): Allow the load and store to have different mode
10205 classes. Use extract_low_bits when SHIFT == 0. Create the shift
10206 or extraction instructions before trying the replacement. Update
10207 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
10209 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
10211 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
10212 to their natural alignment to avoid store forwarding stalls.
10214 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10217 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
10218 encouraging but not allowing gprs for input;
10219 change the input constraint to !f#r.
10220 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
10222 change the output constraint to !f#r.
10224 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
10227 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
10228 corresponding post-reload splitters.
10229 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
10230 when x87 FP math is selected.
10231 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
10232 New function prototype.
10233 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
10234 unreachable function to ease macroization of insn patterns.
10236 2008-03-21 Martin Jambor <mjambor@suse.cz>
10238 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
10239 reference dumps if ddr is NULL or dependence is unknown.
10241 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10243 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
10244 unsigned extension into account.
10245 (ATOMIC_COMPARE_AND_SWAP): Likewise.
10246 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
10247 Do computations on a scratch register.
10249 2008-03-21 Richard Guenther <rguenther@suse.de>
10251 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10252 Use is_gimple_min_invariant instead of TREE_INVARIANT.
10253 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
10254 * tree-ssa-dom.c (record_equality): Likewise.
10255 * tree-inline.c (copy_body_r): Likewise.
10256 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
10259 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
10261 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
10262 as 'delete_unused' argument.
10264 2008-03-20 Richard Guenther <rguenther@suse.de>
10266 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10267 special casing of constant qualifiers.
10268 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
10269 care about them in general.
10270 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
10271 regardless of their type.
10272 (fold_stmt_r): Forcefully fold *& if we end up with that.
10274 2008-03-20 Paul Brook <paul@codesourcery.com>
10276 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
10277 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
10279 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
10281 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
10282 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
10284 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
10286 * common.opt (Wmudflap): New option.
10287 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
10288 (mx_register_decls): Likewise.
10289 (mudflap_finish_file): Likewise.
10290 * doc/invoke.texi: Document -Wno-mudflap.
10292 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
10294 * c-format.c (replace_format_name_to_system_name): New.
10295 (cmp_attribs): New.
10296 (convert_format_name_to_system_name): New.
10297 (decode_format_attr): Add use of convert_format_name_to_system_name.
10298 (format_types_orig): Add gnu_ prefix to names.
10299 (check_format_info_main): Special treating of \0 escaped names for
10300 supporting multi-character format specifiers as I32, I64.
10301 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
10302 (gnu_target_overrides_format_attributes): New.
10303 * c-format.h: Add structure target_ovr_attr to hold
10304 system specific formatter names.
10305 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
10306 msformat-c.o file to c_target_objs and cxx_target_objs.
10307 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10308 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
10309 (TARGET_N_FORMAT_TYPES): New.
10310 * config/i386/msformat-c.c: New.
10311 * config/i386/t-cygming: Add build rule for msformat-c.o.
10312 * doc/extend.texi: Add new format names gnu_* and ms_* and
10314 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
10316 2008-03-20 Ira Rosen <irar@il.ibm.com>
10318 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
10319 optimizations turned on under -O3.
10320 (ftree-vectorize): Add that the flag is turned on with -O3.
10322 2008-03-20 Ben Elliston <bje@au.ibm.com>
10324 * regmove.c (try_auto_increment): Fix spelling error in comment.
10325 * final.c (final_scan_insn): Likewise.
10327 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
10330 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
10331 allocator preferences for "y" and "r" class registers.
10332 ("*mov<mode>_internal"): Ditto.
10333 ("*movv2sf_internal_rex64"): Ditto.
10334 ("*movv2sf_internal"): Ditto.
10336 2008-03-19 Michael Matz <matz@suse.de>
10338 PR middle-end/35616
10339 * calls.c (expand_call): Check overlap of arguments with call
10340 address for sibcalls.
10342 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
10345 * stor-layout.c (update_alignment_for_field): Set minimum alignment
10346 of the underlying type of a MS bitfield layout to the natural
10347 alignment of the type.
10349 2008-03-19 Jan Hubicka <jh@suse.cz>
10352 * toplev.c (decode_d_option): Handle all CPP flags.
10353 * tree-vrp.c: Update tree_pass descriptors.
10354 * regrename.c: Update tree_pass descriptors.
10355 * fwprop.c: Update tree_pass descriptors.
10356 * doc/invoke.texi: Remove documentation of dropped -d? flags.
10357 * tree-into-ssa.c: Update tree_pass descriptors.
10358 * tree-dump.c: Update tree_pass descriptors.
10359 * tree-complex.c: Update tree_pass descriptors.
10360 * tree-dump.h: Update tree_pass descriptors.
10361 * see.c: Update tree_pass descriptors.
10362 * cgraphbuild.c: Update tree_pass descriptors.
10363 * tracer.c: Update tree_pass descriptors.
10364 * tree-loop-distribution.c: Update tree_pass descriptors.
10365 * cgraph.c: Update tree_pass descriptors.
10366 * postreload-gcse.c: Update tree_pass descriptors.
10367 * postreload.c: Update tree_pass descriptors.
10368 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
10369 * tree-tailcall.c: Update tree_pass descriptors.
10370 * tree-pass.h (tree_opt_pass): Rename to ...
10371 (opt_pass) ... this one; add "type" field and remove letter field.
10372 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
10373 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
10374 all_lowering_passes): Update declaration.
10375 * ipa-cp.c: Update tree_pass descriptors.
10376 * final.c: Update tree_pass descriptors.
10377 * omp-low.c: Update tree_pass descriptors.
10378 * tree-ssa-dse.c: Update tree_pass descriptors.
10379 * ipa-reference.c: Update tree_pass descriptors.
10380 * tree-ssa-uncprop.c: Update tree_pass descriptors.
10381 * auto-inc-dec.c: Update tree_pass descriptors.
10382 * reorg.c: Update tree_pass descriptors.
10383 * cgraphunit.c: Update tree_pass descriptors.
10384 * tree-ssa-copyrename.c: Update tree_pass descriptors.
10385 * tree-ssa-ccp.c: Update tree_pass descriptors.
10386 * df-core.c: Update tree_pass descriptors.
10387 * mode-switching.c: Update tree_pass descriptors.
10388 * tree-nomudflap.c: Update tree_pass descriptors.
10389 * modulo-sched.c: Update tree_pass descriptors.
10390 * ipa-pure-const.c: Update tree_pass descriptors.
10391 * cse.c: Update tree_pass descriptors.
10392 * web.c: Update tree_pass descriptors.
10393 * tree-stdarg.c: Update tree_pass descriptors.
10394 * tree-ssa-math-opts.c: Update tree_pass descriptors.
10395 * tree-ssa-dom.c: Update tree_pass descriptors.
10396 * tree-nrv.c: Update tree_pass descriptors.
10397 * tree-ssa-alias.c: Update tree_pass descriptors.
10398 * loop-init.c: Update tree_pass descriptors.
10399 * gimple-low.c: Update tree_pass descriptors.
10400 * ipa-inline.c: Update tree_pass descriptors.
10401 * tree-ssa-sink.c: Update tree_pass descriptors.
10402 * global.c: Update tree_pass descriptors.
10403 * ifcvt.c: Update tree_pass descriptors.
10404 * jump.c: Update tree_pass descriptors.
10405 * predict.c: Update tree_pass descriptors.
10406 * tree-ssa-loop.c: Update tree_pass descriptors.
10407 * recog.c: Update tree_pass descriptors.
10408 * dse.c: Update tree_pass descriptors.
10409 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
10410 * tree-eh.c: Update tree_pass descriptors.
10411 * regmove.c: Update tree_pass descriptors.
10413 * function.c: Update tree_pass descriptors.
10414 * tree-vectorizer.c: Update tree_pass descriptors.
10415 * gcse.c: Update tree_pass descriptors.
10416 * ipa-type-escape.c: Update tree_pass descriptors.
10417 * tree-if-conv.c: Update tree_pass descriptors.
10418 * init-regs.c: Update tree_pass descriptors.
10419 * ipa.c: Update tree_pass descriptors.
10420 * tree-ssa-phiopt.c: Update tree_pass descriptors.
10421 * rtl-factoring.c: Update tree_pass descriptors.
10422 * lower-subreg.c: Update tree_pass descriptors.
10423 * bt-load.c: Update tree_pass descriptors.
10424 * tree-dfa.c: Update tree_pass descriptors.
10425 * except.c: Update tree_pass descriptors.
10426 * emit-rtl.c: Update tree_pass descriptors.
10427 * cfgexpand.c: Update tree_pass descriptors.
10428 * tree-cfgcleanup.c: Update tree_pass descriptors.
10429 * cfgcleanup.c: Update tree_pass descriptors.
10430 * tree-ssa-pre.c: Update tree_pass descriptors.
10431 * tree-sra.c: Update tree_pass descriptors.
10432 * tree-mudflap.c: Update tree_pass descriptors.
10433 * tree-ssa-copy.c: Update tree_pass descriptors.
10434 * cfglayout.c: Update tree_pass descriptors.
10435 * tree-ssa-forwprop.c: Update tree_pass descriptors.
10436 * tree-ssa-dce.c: Update tree_pass descriptors.
10437 * tree-ssa.c: Update tree_pass descriptors.
10438 * regclass.c: Update tree_pass descriptors.
10439 * integrate.c: Update tree_pass descriptors.
10440 * tree-optimize.c: Update tree_pass descriptors.
10441 * tree-ssa-phiprop.c: Update tree_pass descriptors.
10442 * tree-object-size.c: Update tree_pass descriptors.
10443 * combine.c: Update tree_pass descriptors.
10444 * tree-outof-ssa.c: Update tree_pass descriptors.
10445 * bb-reorder.c: Update tree_pass descriptors.
10446 * stack-ptr-mod.c: Update tree_pass descriptors.
10447 * var-tracking.c: Update tree_pass descriptors.
10448 * tree-profile.c: Update tree_pass descriptors.
10449 * tree-vect-generic.c: Update tree_pass descriptors.
10450 * reg-stack.c: Update tree_pass descriptors.
10451 * sched-rgn.c: Update tree_pass descriptors.
10452 * tree-ssa-structalias.c: Update tree_pass descriptors.
10453 * tree-cfg.c: Update tree_pass descriptors.
10454 * passes.c (current_pass): Update declaration.
10455 (finish_optimization_passes): Update.
10456 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
10457 (register_one_dump_file, register_dump_files_1, next_pass_1):
10459 (init_optimization_passes): Update handling of new types.
10460 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
10461 * ipa-struct-reorg.c: Update tree_pass descriptors.
10462 * tree-ssa-reassoc.c: Update tree_pass descriptors.
10463 * combine-stack-adj.c: Update tree_pass descriptors.
10464 * cfgrtl.c: Update tree_pass descriptors.
10465 * dce.c: Update tree_pass descriptors.
10466 * tree-ssanames.c: Update tree_pass descriptors.
10468 2008-03-19 Richard Guenther <rguenther@suse.de>
10470 PR middle-end/35609
10471 * tree-ssa.c (walk_data): New structure.
10472 (warn_uninitialized_var): If not always_executed warn with "maybe"
10474 (execute_early_warn_uninitialized): Compute post-dominators.
10475 Initialize always_executed before processing each basic block.
10477 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10480 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10481 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10483 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10485 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10487 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10489 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10491 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10492 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10493 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10494 target after ignore has been set, and move there also the commputation
10495 of subtarget and original_target.
10496 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10497 (LANG_HOOKS_INITIALIZER): Remove it.
10498 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10500 2008-03-18 Richard Guenther <rguenther@suse.de>
10502 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10503 found an expression with constants, note that in the VN for the lhs.
10504 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10505 fold them to constants if possible. Run cleanup_cfg if done so.
10506 (execute_pre): Return todo.
10507 (do_pre): Likewise.
10508 (execute_fre): Likewise.
10509 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10511 (get_prop_source_stmt): Look through pointer conversions.
10513 2008-03-18 Jan Hubicka <jh@suse.cz>
10515 * tree-pretty-print.c: Include predict.h.
10516 (dump_generic_node): Dump predictor.
10517 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10518 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10519 * gimple-low.c (lower_stmt): Likewise.
10520 * expr.c (expand_expr_real): Likewise.
10521 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10523 (build_predict_expr, build_predict_expr): New.
10524 * predict.h (predictor_name, build_predict_expr): Update.
10525 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10526 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10527 * predict.def (PRED_CONTINUE): Update hitrate.
10528 * tree.def (PREDICT_EXPR): Define.
10529 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10530 do not handle BIND_EXPR.
10531 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10532 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10533 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10536 2008-03-18 Michael Matz <matz@suse.de>
10538 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10540 2008-03-18 Richard Guenther <rguenther@suse.de>
10542 * tree-gimple.h (is_gimple_invariant_address): Declare.
10543 (is_gimple_constant): Likewise.
10544 * tree-gimple.c (is_gimple_constant): New function.
10545 (is_gimple_invariant_address): Likewise.
10546 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10547 and is_gimple_invariant_address.
10548 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10550 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10551 an addressable base.
10553 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10555 PR middle-end/35611
10556 * gimplify.c (gimplify_expr): Gimplify second operand of
10559 2008-03-17 Richard Guenther <rguenther@suse.de>
10561 PR tree-optimization/19637
10562 * fold-const.c (fold_unary): Remove restrictions of removing
10563 intermediate pointer-conversions (P2)(P1)P0.
10564 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10565 conversion to void pointer.
10566 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10568 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10571 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10572 emulated thread local variables.
10574 2008-03-16 Richard Guenther <rguenther@suse.de>
10576 PR middle-end/35607
10577 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10578 expand TREE_INVARIANT operations that are not gimple invariant.
10580 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10582 * doc/extend.texi (Alignment): Say that the ABI controls
10583 the __alignof__ for non-strict-alignment targets rather
10584 than being a recommendation.
10586 2008-03-15 Paul Brook <paul@codesourcery.com>
10588 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10590 (arm_output_fn_unwind): Mark functions that can not be unwound.
10592 2008-03-15 Paul Brook <paul@codesourcery.com>
10594 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10595 extension instructions.
10597 2008-03-15 Richard Guenther <rguenther@suse.de>
10599 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10600 and fold constant aggregate refs.
10601 (fold_const_aggregate_ref): Handle string constants
10602 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10603 (evaluate_stmt): Simplify now that ccp_fold folds constant
10606 2008-03-15 Paul Brook <paul@codesourcery.com>
10608 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10609 (extzv): Use gen_extzv_t2.
10610 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10612 2008-03-15 Richard Guenther <rguenther@suse.de>
10614 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10615 (fold_const_aggregate_ref): Likewise.
10616 (get_value): Return NULL if we don't have any values.
10617 (ccp_finalize): Set const_val to NULL after freeing it.
10618 * tree-flow.h (get_symbol_constant_value): Declare.
10619 (fold_const_aggregate_ref): Likewise.
10620 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10622 2008-03-15 Richard Guenther <rguenther@suse.de>
10624 PR middle-end/35593
10625 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10626 to not produce negative array indices if not allowed. Add
10627 parameter to indicate that.
10628 (maybe_fold_offset_to_component_ref): Allow negative array
10629 indices only for the first member of a structure.
10630 (maybe_fold_offset_to_reference): Allow negative array indices.
10631 (maybe_fold_stmt_addition): Likewise.
10633 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10634 Anatoly Sokolov <aesok@post.ru>
10636 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10637 (avr_arch): Add ARCH_AVR6.
10638 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10639 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10640 instead of fixed value 2.
10641 (print_operand_address): Use gs() asm specifier instead of pm().
10642 (avr_assemble_integer): (Ditto.).
10643 (avr_output_addr_vec_elt): (Ditto.).
10644 (print_operand): Handle "!" code.
10645 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10646 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10647 (AVR_HAVE_EIJMP_EICALL): Define.
10648 (AVR_3_BYTE_PC): Redefine.
10649 (AVR_2_BYTE_PC): (Ditto.).
10650 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10651 (LINK_SPEC): Add atmega2560 and atmega2561.
10652 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10654 * config/avr/avr.md (call_insn): Use eicall instead of icall
10655 for 3 byte PC devices.
10656 (call_value_insn): (Ditto.).
10657 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10658 (indirect_jump): Use only for for 2 byte PC devices.
10659 (*tablejump): (Ditto.).
10660 (*indirect_jump_avr6): Add insn.
10661 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10662 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10663 instead of ijmp for 3 byte PC devices.
10664 (__tablejump2__): (Ditto.).
10665 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10666 (MULITLIB_DIRNAMES): (Ditto.).
10667 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10669 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10671 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10672 "sse2_umulsidi3". Use V1DI mode for operand 0.
10673 ("mmx_psadbw"): Use V1DI mode for operand 0.
10674 * config/i386/i386-modes.def (V1SI): New vector mode.
10675 * config/i386/i386.c (struct builtin_description)
10676 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10677 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10678 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10679 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10680 v1di_ftype_v8qi_v8qi type.
10681 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10683 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10684 __builtin_ia32_pmuludq]: Fix the mode of return value.
10686 2008-03-15 Richard Guenther <rguenther@suse.de>
10688 PR middle-end/35595
10689 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10692 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10694 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10695 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10696 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10697 unless TARGET_SERIALIZE_VOLATILE is enabled.
10698 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10699 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10700 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10702 2008-03-14 Richard Guenther <rguenther@suse.de>
10704 PR tree-optimization/34172
10705 * tree-flow.h (refs_may_alias_p): Declare.
10706 (get_single_def_stmt): Likewise.
10707 (get_single_def_stmt_from_phi): Likewise.
10708 (get_single_def_stmt_with_phi): Likewise.
10709 * tree-dfa.c (refs_may_alias_p): New function.
10710 (get_single_def_stmt): Likewise.
10711 (get_single_def_stmt_from_phi): Likewise.
10712 (get_single_def_stmt_with_phi): Likewise.
10713 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10714 (vn_reference_lookup_1): New helper function.
10715 (vn_reference_lookup): Walk the virtual use-def chain to
10716 continue searching for a match if the def does not alias the
10717 reference we are looking for.
10719 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10721 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10722 archive and Perzl. Update The Written Word listing.
10724 2008-03-14 Richard Guenther <rguenther@suse.de>
10726 PR tree-optimization/34043
10727 PR tree-optimization/33989
10728 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10730 (bitmap_find_leader): Use extra argument to verify dominance
10731 relationship inside a basic-block.
10732 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10733 (find_leader_in_sets): Adjust.
10734 (create_component_ref_by_pieces): Take extra argument for
10735 dominance check, handle lookup failures.
10736 (find_or_generate_expression): Likewise.
10737 (create_expression_by_pieces): Likewise.
10738 (insert_into_preds_of_block): Adjust.
10739 (create_value_expr_from): If asked for, verify all operands
10740 are in the blocks AVAIL_OUT set.
10741 (make_values_for_stmt): Check for SSA_NAMEs that are life
10742 over an abnormal edge.
10743 (compute_avail): Remove such check.
10744 (do_SCCVN_insertion): New function.
10745 (eliminate): If we do not find a leader suitable for replacement
10746 insert a replacement expression from SCCVN if available.
10747 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10748 (struct vn_ssa_aux): Add needs_insertion flag.
10749 * tree-ssa-sccvn.c (may_insert): New global flag.
10750 (copy_reference_ops_from_ref): Value-number union member access
10751 based on its size, not type and member if insertion is allowed.
10752 (visit_reference_op_load): For a weak match from union type
10753 punning lookup a view-converted value and insert a SSA_NAME
10754 for that value if that is not found.
10755 (visit_use): Make dumps shorter. Do not disallow value numbering
10756 SSA_NAMEs that are life over an abnormal edge to constants.
10757 (free_scc_vn): Release inserted SSA_NAMEs.
10758 (run_scc_vn): New flag to specify whether insertion is allowed.
10759 Process SSA_NAMEs in forward order.
10760 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10761 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10762 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10763 pointer type to/from integral types that do not change the
10764 precision to regular conversions.
10766 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10768 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10769 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10770 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10771 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10772 input arguments and the mode of return value. Built-in functions
10773 that operate on whole 64-bit MMX register now use V1DI mode.
10775 2008-03-13 Alon Dayan <alond@il.ibm.com>
10776 Olga Golovanevsky <olga@il.ibm.com>
10778 PR tree-optimization/35041
10779 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10780 to locate the right position in a statement.
10782 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10786 * config/i386/xmmintrin.h: Change all static inline functions to
10787 extern inline and add __gnu_inline__ attribute.
10788 * config/i386/bmintrin.h: Ditto.
10789 * config/i386/smmintrin.h: Ditto.
10790 * config/i386/tmmintrin.h: Ditto.
10791 * config/i386/mmintrin-common.h: Ditto.
10792 * config/i386/ammintrin.h: Ditto.
10793 * config/i386/emmintrin.h: Ditto.
10794 * config/i386/pmmintrin.h: Ditto.
10795 * config/i386/mmintrin.h: Ditto.
10796 * config/i386/mm3dnow.h: Ditto.
10798 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10800 PR middle-end/35185
10801 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10802 (lower_omp_2): New function.
10803 (lower_omp_1, lower_omp): Rewritten.
10805 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10808 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10809 with the phrase "Microsoft Windows compilers".
10810 (Push/Pop Macro Pragmas): New subsection. Document
10811 #pragma push_macro and pragma pop_macro.
10813 2008-03-12 Paul Brook <paul@codesourcery.com>
10815 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10817 2008-03-12 Paul Brook <paul@codesourcery.com>
10819 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10820 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10821 (thumb2_addsi_shortim): Rename ...
10822 (thumb2_addsi_short): ... to this. Allow register operands.
10823 (thumb2_subsi_short): New pattern.
10824 (thumb2_one_cmplsi2_short,
10825 thumb2_negsi2_short): New patterns and peepholes.
10827 2008-03-12 Paul Brook <paul@codesourcery.com>
10829 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10831 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10833 * config/i386/i386.md (int_cond): New code iterator.
10835 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10836 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10837 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10838 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10839 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10840 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10841 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10842 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10844 2008-03-12 Paul Brook <paul@codesourcery.com>
10846 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10847 instead of {arm,thumb}_compute_save_reg_mask.
10848 (output_return_instruction): Ditto.
10849 (thumb_unexpanded_epilogue): Ditto.
10850 (thumb1_expand_prologue): Ditto.
10851 (thumb1_output_function_prologue): Ditto.
10852 (arm_set_return_address): Ditto.
10853 (thumb_set_return_address): Ditto.
10854 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10855 regs to achieve stack alignment.
10856 (thumb1_compute_save_reg_mask): Fix compiler warning.
10857 (arm_output_epilogue): Use offsets->saved_regs_mask.
10858 Adjust stack pointer by poping call clobered registers.
10859 (arm_expand_prologue): Use offsets->saved_regs_mask.
10860 Adjust stack pointer by pushing extra registers.
10861 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10863 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10866 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10867 conversion to the operands of a multiplication.
10869 2008-03-12 Richard Guenther <rguenther@suse.de>
10871 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10872 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10873 * timevar.def (TV_TREE_PHIPROP): Add.
10874 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10875 pass description. Use TV_TREE_PHIPROP.
10876 * tree-ssa-forwprop.c: Remove phiprop code.
10878 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10880 PR middle-end/35549
10881 * omp-low.c (maybe_lookup_decl): Constify first argument.
10882 (use_pointer_for_field): Change last argument from bool to
10883 omp_context *. Disallow shared copy-in/out in nested
10884 parallel if decl is shared in outer parallel too.
10885 (build_outer_var_ref, scan_sharing_clauses,
10886 lower_rec_input_clauses, lower_copyprivate_clauses,
10887 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10889 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10890 Ira Rosen <irar@il.ibm.com>
10892 * tree-vectorizer.c (free_stmt_vec_info): New function.
10893 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10894 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10895 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10896 * tree-vect-transform.c (vectorizable_conversion): Free
10897 vec_oprnds0 if it was allocated.
10898 (vect_permute_store_chain): Remove unused VECs.
10899 (vectorizable_store): Free VECs that are allocated in the..
10901 (vect_transform_strided_load, vectorizable_load): Likewise.
10902 (vect_remove_stores): Simplify the code.
10903 (vect_transform_loop): Move code to vect_remove_stores().
10904 Call vect_remove_stores() and free_stmt_vec_info().
10906 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10908 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10909 TARGET_HPUX. Revise comment.
10910 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10911 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10912 Use sr4 variant of `be' instruction when not generating PIC code.
10913 (attr_length_call): Adjust for above change.
10915 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10917 * ipa-reference.c (static_execute): Remove module_statics_const and
10918 associated setting code.
10920 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10923 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10924 predicate for operand 1.
10925 (paritysi2_cmp): Use register_operand predicate for operand 2.
10926 Use earlyclobber modifier for operand 1. Remove support for
10928 (paritydi2_cmp): Use register_operand predicate for operand 3.
10929 Use earlyclobber modifier for operand 1. Remove support for
10932 2008-03-11 Paul Brook <paul@codesourcery.com>
10933 Vladimir Prus <vladimir@codesourcery.com>
10935 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10936 (arm_compute_save_reg0_reg12_mask): Always
10937 check if register 11 must be saved. Always safe hard frame pointer
10938 when frame_pointer_needeed.
10939 (arm_compute_save_reg_mask): Save IP and PC
10940 only with apcs frames.
10941 (arm_output_epilogue): Adjust Thumb2 codepath to
10942 be also invoked and work for ARM non-apcs frames.
10943 (arm_expand_prologue): Don't bother saving IP
10944 for non-apcs frame, since it's not clobbered by
10945 prologue code. Implement non-apcs frame
10948 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10950 PR rtl-optimization/35281
10951 * expr.c (convert_move): Use a new pseudo for the intermediate
10952 from_mode->word_mode result.
10954 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10956 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10957 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10958 * toplev.c (compile_file): Don't call it.
10960 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10962 PR middle-end/35526
10963 * expr.c (store_expr): Call emit_block_move if the mode
10964 of "temp" RTX is BLKmode.
10966 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10967 Richard Guenther <rguenther@suse.de>
10969 PR tree-optimization/31358
10970 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10971 the step with a NULL_TREE.
10972 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10973 to sizetype if type is a pointer type.
10974 (add_candidate_1): Don't convert the base and step to
10975 the generic type if the orginal type is a pointer type.
10976 (add_iv_value_candidates): Use sizetype for the step
10977 if type is a pointer type.
10978 (cand_value_at): Likewise.
10979 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10981 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10982 Don't convert the tem affine to the type.
10983 (add_elt_to_tree): Use sizetype for the step if a pointer.
10984 Use POINTER_PLUS_EXPR for pointers.
10985 (aff_combination_to_tree): Use sizetype for the step if a
10988 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10990 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10991 Remove commutativity hint.
10993 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10997 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10998 errorneous type. Check that v is a VAR_DECL.
11000 PR middle-end/35099
11001 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
11003 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
11005 PR tree-optimization/35494
11006 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
11007 may be overriden at link and run time.
11009 2008-03-10 Richard Guenther <rguenther@suse.de>
11011 PR tree-optimization/34677
11012 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
11013 (poolify_tree): Likewise.
11014 (modify_expr_template): Likewise.
11015 (poolify_modify_stmt): Likewise.
11016 (insert_fake_stores): Handle all component-ref style stores
11017 in addition to INDIRECT_REF. Also handle complex types.
11018 Do not poolify the inserted load.
11019 (realify_fake_stores): Do not rebuild the tree but only
11020 make it a SSA_NAME copy.
11021 (init_pre): Remove initialzation of modify_expr_template.
11022 Do not allocate modify_expr_node_pool.
11023 (fini_pre): Do not free modify_expr_node_pool.
11025 2008-03-10 Paul Brook <paul@codesourcery.com>
11027 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
11028 to avoid conflicts.
11030 2008-03-10 Paul Brook <paul@codesourcery.com>
11031 Mark Shinwell <shinwell@codesourcery.com>
11033 * config/arm/cortex-r4.md: New.
11034 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
11036 * config/arm/arm.md: Include cortex-r4.md.
11037 (insn): Add smmls, sdiv and udiv values.
11038 (generic_sched): Don't use generic scheduling for Cortex-R4.
11039 (arm_issue_rate): New function.
11040 (TARGET_SCHED_ISSUE_RATE): Define.
11042 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
11044 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
11046 2008-03-10 Richard Guenther <rguenther@suse.de>
11048 * tree-ssa-pre.c (get_sccvn_value): Simplify.
11049 (compute_avail): Do not add stmt uses to AVAIL_OUT.
11051 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
11053 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
11054 Set default to true.
11056 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11058 * c.opt (Wsynth): Deprecate.
11059 * doc/invoke.texi (Option Summary, Warning Options): Document
11060 -Wno-format-contains-nul.
11062 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
11065 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
11066 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
11068 2008-03-09 Ira Rosen <irar@il.ibm.com>
11070 * config/rs6000/rs6000.c (builtin_description): Rename vector
11071 left shift operations.
11072 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
11073 (altivec_vsl<VI_char>): Rename to ...
11074 (ashl<mode>3): ... new name.
11075 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
11077 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
11079 2008-03-08 Richard Guenther <rguenther@suse.de>
11081 * coverage.h (tree_coverage_counter_addr): Declare.
11082 * coverage.c (tree_coverage_counter_addr): New function.
11083 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
11084 before using again.
11085 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
11086 (tree_gen_one_value_profiler): Likewise.
11087 (tree_gen_ic_profiler): Likewise.
11088 (tree_gen_average_profiler): Likewise.
11089 (tree_gen_ior_profiler): Likewise.
11091 2008-03-08 Richard Guenther <rguenther@suse.de>
11093 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
11094 (vn_binary_op_insert): Likewise.
11095 (vn_unary_op_lookup): Likewise.
11096 (vn_unary_op_insert): Likewise.
11097 (vn_nary_op_lookup): Declare.
11098 (vn_nary_op_insert): Likewise.
11099 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
11100 and binary hashes, use a single obstack for unary_op_pool
11101 and binary_op_pool.
11102 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
11103 a single struct vn_nary_op_s. Store tree code length and
11104 a variable number of operands.
11105 (struct vn_reference_op_struct): Remove unused op2.
11106 (vn_reference_op_eq): Do not compare op2.
11107 (vn_reference_op_compute_hash): Do not compute hash of op2.
11108 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
11109 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
11110 with vn_nary_op_compute_hash.
11111 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
11112 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
11114 (vn_unary_op_insert, vn_binary_op_insert): Replace with
11116 (visit_unary_op): Call nary functions.
11117 (visit_binary_op): Likewise.
11118 (process_scc): Adjust for struct vn_tables_s changes.
11119 (allocate_vn_table): Likewise.
11120 (free_vn_table): Likewise.
11121 * tree-vn.c (vn_add): Call nary functions.
11122 (vn_lookup): Likewise.
11124 2008-03-08 Jakub Jelinek <jakub@redhat.com>
11127 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
11128 wdst back after sync_compare_and_swapqhi_internal.
11130 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
11133 * config/i386/i386-modes.def (V1DI): New vector mode.
11134 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
11135 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
11136 (MMXMODE248): Ditto.
11137 (MMXMODE): Add V1DI mode.
11138 (mmxvecsize): Change DI mode to V1DI mode.
11139 ("mov<mode>): Use MMXMODEI8 mode iterator.
11140 ("*mov<mode>_internal_rex64"): Ditto.
11141 ("*mov<mode>_internal"): Ditto.
11142 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
11143 ("mmx_sub<mode>3"): Ditto.
11144 ("mmx_adddi3"): Remove insn pattern.
11145 ("mmx_subdi3"): Ditto.
11146 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
11147 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
11148 ("mmx_ashl<mode>3"): Ditto.
11149 ("mmx_lshrdi3"): Remove insn pattern.
11150 ("mmx_ashldi3"): Ditto.
11151 * config/i386/i386.c (classify_argument): Handle V1DImode.
11152 (function_arg_advance_32): Ditto.
11153 (function_arg_32): Ditto.
11154 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
11155 mmx_addv1di3 insn pattern.
11156 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
11157 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
11158 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
11159 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
11160 Remove definitions of built-in functions.
11161 (V1DI_type_node): New node.
11162 (v1di_ftype_v1di_int): Ditto.
11163 (v1di_ftype_v1di_v1di): Ditto.
11164 (v2si_ftype_v2si_si): Ditto.
11165 (v4hi_ftype_v4hi_di): Remove node.
11166 (v2si_ftype_v2si_di): Ditto.
11167 (ix86_init_mmx_sse_builtins): Handle V1DImode.
11168 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
11169 Redefine builtins using def_builtin_const with *_ftype_*_int node.
11170 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
11171 Add new builtins using def_builtin_const.
11172 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
11173 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
11174 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
11175 * config/i386/mmintrin.h (__v1di): New typedef.
11176 (_mm_add_si64): Cast arguments to __v1di type.
11177 (_mm_sub_si64): Ditto.
11178 (_mm_sll_pi16): Cast __count to __v4hi type.
11179 (_mm_sll_pi32): Cast __count to __v2si type.
11180 (_mm_sll_si64): Cast arguments to __v1di type.
11181 (_mm_srl_pi16): Cast __count to __v4hi type.
11182 (_mm_srl_pi32): Cast __count to __v2si type.
11183 (_mm_srl_si64): Cast arguments to __v1di type.
11184 (_mm_sra_pi16): Cast __count to __v4hi type.
11185 (_mm_sra_pi32): Cast __count to __v2si type.
11186 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
11187 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
11188 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
11189 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
11190 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
11191 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
11192 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
11193 (_mm_srai_pi32): Use __builtin_ia32_psradi.
11194 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
11195 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
11196 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
11197 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
11199 2008-03-07 Joseph Myers <joseph@codesourcery.com>
11201 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
11203 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
11206 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
11207 reg+const addressing for Altivec modes. Don't generate reg+reg
11208 addressing for TFmode or TDmode quantities.
11210 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
11212 * c-common.c (vector_types_convertible_p): Call langhook
11213 instead of comptypes.
11215 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11218 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
11219 integral and scalar float variables which have a
11222 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
11224 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
11225 dwarf_register_span hook when emitting unwind information for
11226 register-to-memory saves.
11227 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
11228 (rs6000_frame_related): Remove call to spe_synthesize_frame.
11230 2008-03-06 Jakub Jelinek <jakub@redhat.com>
11232 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
11233 for the same VAR_DECL.
11235 2008-03-06 Tom Tromey <tromey@redhat.com>
11237 * treelang: Delete.
11238 * doc/standards.texi (Standards): Don't mention treelang.
11239 * doc/invoke.texi (Overall Options): Don't mention treelang.
11240 * doc/install.texi (Prerequisites): Don't mention bison or
11242 (Configuration): Don't mention treelang.
11243 (Building): Likewise.
11244 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
11246 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
11248 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
11249 word-extractions out of a multi-word object.
11251 2008-03-06 Richard Guenther <rguenther@suse.de>
11253 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
11254 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
11255 result type and precision.
11256 * expr.c (get_inner_reference): Set unsignedp based on the result
11257 type of BIT_FIELD_REF.
11258 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
11259 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
11260 (try_instantiate_multiple_fields): Likewise. Use the correct type
11262 (sra_build_assignment): Likewise.
11263 (sra_build_elt_assignment): Likewise.
11264 (sra_explode_bitfield_assignment): Likewise.
11265 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
11266 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
11267 set BIT_FIELD_REF_UNSIGNED.
11268 (vectorizable_load): Likewise.
11270 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
11272 * cse.c (cse_extended_basic_block): Invalidate artificial defs
11275 2008-03-06 Richard Guenther <rguenther@suse.de>
11277 * alias.c (struct alias_set_entry): Move has_zero_child field
11278 to pack with alias_set.
11280 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11282 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11285 2008-03-05 Ian Lance Taylor <iant@google.com>
11287 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
11289 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
11291 * fwprop.c (update_df): Support width and offset parameters of
11293 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
11294 global_conflicts): Change DF_REF_EXTRACT to either
11295 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11296 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11297 * df-scan.c (df_ref_record, df_defs_record,
11298 df_ref_create_structure, df_def_record_1, df_uses_record,
11299 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
11300 df_bb_refs_collect, df_entry_block_defs_collect,
11301 df_exit_block_uses_collect): Support new width and offset fields.
11302 (ref_extract_pool): New storage pool.
11303 (df_free_ref): New function.
11304 (df_reg_chain_unlink, df_free_collection_rec,
11305 df_sort_and_compress_refs): Call df_free_ref.
11306 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
11308 (df_ref_create_structure): Allocate df_ref_extract if offset and
11309 width fields are used.
11310 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
11311 (df_uses_record): Get offset and width from ZERO_EXTRACT
11313 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
11314 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11315 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11316 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
11317 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
11318 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
11319 (df_ref_extract): New structure.
11320 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
11321 (df_ref_create): Add width and offset parameters.
11323 2008-03-05 Richard Guenther <rguenther@suse.de>
11325 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11326 Use ranges_overlap_p.
11327 (offset_overlaps_with_access): Rename
11328 to ranges_overlap_p and move ...
11329 * tree-flow-inline.h (ranges_overlap_p): ... here.
11331 * tree.h (get_inner_reference, handled_component_p): Update
11334 * tree.h (record_component_aliases, get_alias_set,
11335 alias_sets_conflict_p, alias_sets_must_conflict_p,
11336 objects_must_conflict_p): Move declarations ...
11337 * alias.h (record_component_aliases, get_alias_set,
11338 alias_sets_conflict_p, alias_sets_must_conflict_p,
11339 objects_must_conflict_p): ... here.
11340 Include coretypes.h.
11341 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
11343 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
11345 * cfg.c: Include tree-flow.h.
11346 (remove_edge_raw): Call redirect_edge_var_map_clear.
11347 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
11348 * tree-flow-inline.h (redirect_edge_var_map_def): New.
11349 (redirect_edge_var_map_result): New.
11350 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
11351 PENDING_STMT use with redirect_edge_var_map_*.
11352 * tree-ssa.c (edge_var_maps): New definition.
11353 (redirect_edge_var_map_add): New.
11354 (redirect_edge_var_map_clear): New.
11355 (redirect_edge_var_map_dup): New.
11356 (redirect_edge_var_map_vector): New.
11357 (redirect_edge_var_map_destroy): New.
11358 (ssa_redirect_edge): Replace PENDING_STMT use with
11359 redirect_edge_var_map_*.
11360 (flush_pending_stmts): Same.
11361 (delete_tree_ssa): Destroy edge var map.
11362 * tree-flow.h (struct _edge_var_map): New.
11363 Define edge_var_map vector type.
11364 Declare redirect_edge_var_map_* prototypes.
11365 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
11366 * tree-cfg.c (reinstall_phi_args): Replace
11367 PENDING_STMT use with redirect_edge_var_map_*.
11369 2008-03-05 Richard Guenther <rguenther@suse.de>
11371 PR tree-optimization/35472
11372 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
11373 whose single use_stmt has a overlapping set of loaded and
11374 stored symbols as that use_stmt might be a noop assignment then.
11376 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11378 * gthr-rtems.h: Implement __gthread_mutex_destroy.
11380 2008-03-05 Richard Guenther <rguenther@suse.de>
11383 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
11384 should be constants.
11385 * tree-cfg.c (verify_expr): Verify it.
11386 * fold-const.c (fold_truthop): Remove code generating
11387 BIT_FIELD_REFs of structure bases.
11388 (fold_binary): Likewise.
11389 (fold_ternary): Position and size of BIT_FIELD_REFs are
11390 always host integers.
11391 (make_bit_field_ref): Remove.
11392 (optimize_bit_field_compare): Remove.
11393 (all_ones_mask_p): Remove.
11395 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
11398 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
11399 (split_block_and_df_analyze): New. Split basic block and rebuild
11401 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
11403 (split_pattern_seq): Likewise.
11404 (erase_matching_seqs): Likewise.
11405 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
11407 2008-03-04 Geoff Keating <geoffk@apple.com>
11409 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
11410 declaration and code.
11411 (tree_invalid_nonnegative_warnv_p): Likewise.
11413 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
11415 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
11416 examples. Truncate option-names then causing overfull hbox.
11418 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11421 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
11423 * configure: Rebuilt.
11425 2008-03-04 Rafael Espindola <espindola@google.com>
11427 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11428 (tree_unary_nonnegative_warnv_p): New.
11429 (tree_binary_nonnegative_warnv_p): New.
11430 (tree_single_nonnegative_warnv_p): New.
11431 (tree_invalid_nonnegative_warnv_p): New.
11432 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
11434 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11437 * opts.c (handle_option): Postpone 'unknown option' errors only for
11440 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
11443 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
11446 2008-03-04 Rafael Espindola <espindola@google.com>
11448 * fold-const.c (tree_unary_nonzero_warnv_p): New.
11449 (tree_binary_nonzero_warnv_p): New.
11450 (tree_single_nonzero_warnv_p): New.
11451 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
11453 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
11455 PR middle-end/35456
11456 * fold-const.c (fold_cond_expr_with_comparison): Prevent
11457 transformations for modes that have signed zeros.
11458 * ifcvt.c (noce_try_abs): Ditto.
11460 2008-03-04 Joseph Myers <joseph@codesourcery.com>
11462 * config/i386/i386.c (override_options): Force
11463 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
11465 2008-03-04 Jan Hubicka <jh@suse.cz>
11468 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
11471 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11473 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
11474 label to probe the stack.
11476 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11478 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11479 (__gthr_win32_mutex_destroy): Declare.
11480 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11481 __gthr_win32_mutex_destroy.
11482 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11484 2008-03-03 Jan Hubicka <jh@suse.cz>
11487 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11488 aggressive on inlining cold calls.
11490 2008-03-03 Richard Guenther <rguenther@suse.de>
11492 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11493 struct copies into the expression table.
11494 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11495 (try_to_simplify): Likewise.
11496 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11497 integral and pointer arguments which do not change the
11498 precision to NOP_EXPRs.
11499 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11500 VIEW_CONVERT_EXPR case.
11502 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11504 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11505 defined in a loop at depth 0 is invariant.
11506 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11507 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11508 be called at loop depth 0.
11510 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11513 * gcc.c (process_command): Update copyright notice dates.
11514 * gcov.c (print_version): Likewise.
11515 * gcov-dump.c (print_version): Likewise.
11516 * mips-tfile.c (main): Likewise.
11517 * mips-tdump.c (main): Likewise.
11519 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11522 * c-common.c (flag_permissive): Delete.
11523 (constant_expression_warnings): Check flags first.
11524 (constant_expression_error): New.
11525 * c-common.h (flag_permissive): Delete.
11526 (constant_expression_error): Declare.
11527 * flags.h (flag_permissive): Declare. Update description.
11528 * diagnostic.c (pedwarn): Update.
11530 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11531 (permissive_error_kind): New.
11532 * toplev.c (flag_permissive): Define. Update description.
11533 * toplev.h (permissive_error_kind): Declare.
11534 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11535 (pedwarn_c90): Use pedantic_warning_kind.
11536 * c-opts.c (c_common_post_options): flag_permissive does not affect
11537 flag_pedantic_errors.
11539 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11541 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11542 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11543 __absvsi2, __absvDI2): Use unsigned arithmetic.
11545 2008-03-02 Andi Kleen <ak@suse.de>
11546 Richard Guenther <rguenther@suse.de>
11548 * struct-equiv.c: Remove file.
11549 * cfg_cleanup.c (condjump_equiv_p): Remove.
11550 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11551 (struct-equiv.o): Remove rule.
11552 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11553 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11554 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11556 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11558 * ifcvt.c (noce_process_if_block): Try to handle only the then
11559 block if the else block exists but isn't suitable.
11561 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11564 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11565 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11566 regression from previous patch.
11568 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11571 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11573 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11574 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11575 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11576 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11577 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11578 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11579 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11580 (__gthread_mutex_destroy_function): Rename to
11581 __gthread_mutex_destroy.
11582 * gthr-dce.h (__gthread_mutex_destroy): Call
11583 pthread_mutex_destroy.
11584 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11585 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11586 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11588 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11590 * df-scan.c (df_ref_chain_change_bb): Simplify.
11591 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11592 set_block_for_insn if there's any change.
11593 * df.h ((df_insn_change_bb): Fix prototype.
11594 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11595 df_insn_change_bb, don't call set_block_for_insn.
11596 * emit-rtl.c (reorder_insns): Likewise.
11597 * haifa-sched.c (move_insn): Likewise.
11599 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11601 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11603 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11605 * tree-flow-inline.h (next_readonly_imm_use): Return
11606 NULL_USE_OPERAND_P after the end.
11608 2008-03-01 Richard Guenther <rguenther@suse.de>
11610 PR tree-optimization/35411
11611 * tree-sra.c (sra_build_assignment): Split conversion to
11612 final type to a separate statement if we are not assigning
11615 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11617 * fold-const.c (fold_convertible_p): Correct the logic to follow
11618 that in fold_convert().
11620 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11623 * tree-inline.c (build_duplicate_type): When we make a
11624 duplicate type, make it unique in the canonical types system.
11626 2008-02-29 Tom Tromey <tromey@redhat.com>
11628 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11629 input_file_stack_history, input_file_stack_restored): Remove.
11630 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11631 * input.h (struct file_stack): Remove.
11632 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11633 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11635 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11637 (diagnostic_last_module_changed): Add 'map' argument.
11638 (diagnostic_set_last_function): Likewise.
11639 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11640 line map, not input_file_stack.
11641 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11643 2008-02-29 Paul Brook <paul@codesourcery.com>
11645 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11647 2008-02-29 Paul Brook <paul@codesourcery.com>
11649 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11651 2008-02-29 Richard Guenther <rguenther@suse.de>
11653 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11655 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11656 value for comparing for a store match.
11657 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11658 (try_to_simplify): Do not do a full-blown reference lookup.
11660 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11662 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11663 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11665 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11667 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11669 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11670 strides against cache sizes.
11672 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11674 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11677 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11679 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11680 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11681 is smaller than the original promoted value.
11682 (simplify_subreg): If OP is a SUBREG, try to preserve its
11683 SUBREG_PROMOTED_VAR_P information.
11685 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11687 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11688 (VN_INFO_GET): Allocate new objects on the obstack.
11689 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11690 for rpo_numbers_temp, for consistency.
11691 (free_scc_vn): Free the obstack.
11693 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11695 * doc/invoke.texi: Document -ftree-loop-distribution.
11696 * tree-loop-distribution.c: New.
11697 * tree-pass.h (pass_loop_distribution): New.
11698 * graphds.h (struct graph): Add htab_t indices.
11699 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11700 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11701 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11702 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11703 * tree-data-ref.c (debug_data_dependence_relations): New.
11704 (dump_data_dependence_relation): Also print data references.
11705 (free_data_ref): Extern.
11706 (same_access_functions): Moved...
11707 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11708 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11709 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11710 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11711 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11712 (stmts_from_loop): Skip LABEL_EXPR.
11713 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11715 (build_rdg): Initialize rdg->indices htab.
11716 (free_rdg, stores_from_loop, ref_base_address,
11717 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11718 have_similar_memory_accesses_1, ref_base_address_1,
11719 remove_similar_memory_refs): New.
11720 * tree-data-ref.h: Depend on tree-chrec.h.
11721 (debug_data_dependence_relations, free_data_ref): Declared.
11722 (same_access_functions): ... here.
11723 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11725 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11726 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11727 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11728 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11729 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11730 rdg_vertex_for_stmt): Declared.
11731 (struct rdg_edge): Add level.
11733 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11734 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11736 (rdg_has_similar_memory_accesses): New.
11737 * tree-vect-analyze.c: Remove unused static decls.
11738 * lambda.h (dependence_level): New.
11739 * common.opt (ftree-loop-distribution): New.
11740 * tree-flow.h (mark_virtual_ops_in_bb,
11741 slpeel_tree_duplicate_loop_to_edge_cfg,
11742 rename_variables_in_loop): Declared.
11743 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11744 (OBJS-common): Add tree-loop-distribution.o.
11745 (tree-loop-distribution.o): New rule.
11746 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11747 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11748 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11750 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11753 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11754 other than structures and unions.
11756 2008-02-28 Richard Guenther <rguenther@suse.de>
11759 2008-02-26 Richard Guenther <rguenther@suse.de>
11761 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11762 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11763 (lookup_decl_from_uid): Declare.
11764 (remove_decl_from_map): Likewise.
11765 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11766 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11767 (decl_for_uid_map): New global hashtable mapping DECL_UID
11769 (init_ttree): Allocate it.
11770 (insert_decl_to_uid_decl_map): New helper function.
11771 (make_node_stat): Insert new decls into the map.
11772 (copy_node_stat): Likewise.
11773 (lookup_decl_from_uid): New function.
11774 (remove_decl_from_map): Likewise.
11775 (print_decl_for_uid_map_statistics): New helper.
11776 (dump_tree_statistics): Call it.
11778 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11779 (referenced_var_iterator): Adjust.
11780 (FOR_EACH_REFERENCED_VAR): Adjust.
11781 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11782 (num_referenced_vars): Adjust.
11783 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11784 (first_referenced_var): Remove.
11785 (end_referenced_vars_p): Likewise.
11786 (next_referenced_var): Likewise.
11787 (referenced_var_iterator_set): New helper function.
11788 * tree-dfa.c (referenced_var_lookup): Adjust.
11789 (referenced_var_check_and_insert): Likewise.
11790 (remove_referenced_var): Likewise.
11791 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11792 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11793 (verify_call_clobbering): Likewise.
11794 (verify_memory_partitions): Likewise.
11795 (init_tree_ssa): Allocate bitmap instead of hashtable for
11797 (delete_tree_ssa): Adjust.
11798 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11799 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11800 (compute_tag_properties): Likewise.
11801 (set_initial_properties): Likewise.
11802 (find_partition_for): Likewise.
11803 (update_reference_counts): Likewise.
11804 (dump_may_aliases_for): Likewise.
11805 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11806 (add_call_clobber_ops): Likewise.
11807 (add_call_read_ops): Likewise.
11808 (get_asm_expr_operands): Likewise.
11809 * tree-into-ssa.c (dump_decl_set): Likewise.
11810 (update_ssa): Likewise.
11811 * tree-sra.c (scan_function): Likewise.
11812 (decide_instantiations): Likewise.
11813 (scalarize_parms): Likewise.
11814 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11815 (dsa_named_for): Likewise.
11816 * tree-ssa-structalias.c (update_alias_info): Likewise.
11817 (merge_smts_into): Likewise.
11819 2008-02-27 David Daney <ddaney@avtrex.com>
11822 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11823 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11824 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11825 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11826 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11828 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11831 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11832 (BUILT_IN_NEXTTOWARD): Remove.
11833 (BUILT_IN_NEXTTOWARDF): Ditto.
11834 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11835 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11837 2008-02-27 Tom Tromey <tromey@redhat.com>
11839 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11840 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11842 2008-02-27 Jan Beulich <jbeulich@novell.com>
11844 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11845 update the respective field on newdecl.
11847 2008-02-27 Revital Eres <eres@il.ibm.com>
11849 PR rtl-optimization/34999
11850 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11851 crossing edges that ends with a call insn.
11852 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11853 call insn and clear the EDGE_CROSSING flag of the crossing edge
11854 when fixing fallthru edges.
11856 2008-02-27 Richard Guenther <rguenther@suse.de>
11858 PR middle-end/35390
11859 * fold-const.c (fold_unary): Return the correct argument,
11860 converted to the result type.
11862 2008-02-27 Richard Guenther <rguenther@suse.de>
11864 PR middle-end/34971
11865 * expr.c (expand_expr_real_1): Assert on rotates that operate
11867 * fold-const.c (fold_binary): Use the types precision, not the
11868 bitsize of the mode if folding rotate expressions. Build rotates
11869 only for full modes.
11871 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11873 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11874 and CPP_PRAGMA_EOL.
11875 * c-pragma.c (pragma_ns_name): New typedef.
11876 (registered_pp_pragmas): New variable.
11877 (c_pp_lookup_pragma): New function.
11878 (c_register_pragma_1): If flag_preprocess_only, do nothing
11879 for non-expanded pragmas, for expanded ones push pragma's
11880 namespace and name into registered_pp_pragmas vector.
11881 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11882 flag_preprocess_only, don't register GCC pch_preprocess
11883 pragma if flag_preprocess_only.
11884 * c-opts.c (c_common_init): Call init_pragma even if
11885 flag_preprocess_only.
11886 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11887 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11888 cpp_register_pragma if flag_preprocess_only.
11890 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11893 * c-parser.c (c_parser_translation_unit): Warn for empty
11894 translation unit, not empty source file.
11896 2008-02-26 Paul Brook <paul@codesourcery.com>
11898 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11899 operand for Thumb-2.
11900 * config/arm/arm.h (reg_class): Add CORE_REGS.
11901 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11902 (BASE_REG_CLASS): Use CORE_REGS.
11903 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11904 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11905 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11906 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11907 ARM_REGNO_OK_FOR_INDEX_P.
11908 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11909 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11910 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11911 (ldm/stm peepholes): Ditto.
11912 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11913 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11914 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11915 * config/arm/constraints.md: Enable "k" constraint on ARM.
11917 2008-02-27 Ben Elliston <bje@au.ibm.com>
11919 * config/rs6000/rs6000.c: Annotate cache line size field in all
11920 instances of struct processor_costs.
11922 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11924 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11925 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11926 jump_bypass): New counters.
11927 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11928 * dce.c (gate_ud_dce): Same.
11929 (gate_fast_dce): Same.
11930 * dse.c (gate_dse1): New function.
11931 (gate_dse2): New function.
11932 (gate_dse): Merge results of new gate functions.
11933 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11934 (gate_handle_jump_bypass): Add dbg_cnt.
11935 (gate_handle_gcse): Add dbg_cnt.
11936 * ifcvt.c (gate_handle_if_conversion): Same.
11937 (gate_handle_if_after_combine): Same.
11938 (gate_handle_if_after_reload): Same.
11939 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11941 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11943 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11945 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11947 2008-02-26 Jason Merrill <jason@redhat.com>
11950 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11951 alone if it's the naming decl for the type's main variant.
11953 2008-02-26 Tom Tromey <tromey@redhat.com>
11955 * system.h (USE_MAPPED_LOCATION): Poison.
11956 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11957 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11958 (make_goto_expr_edges): Likewise.
11959 (remove_bb): Likewise.
11960 (execute_warn_function_return): Likewise.
11961 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11963 * c-common.c (fname_decl): Remove old location code.
11964 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11966 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11968 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11969 (gen_rtx_ASM_INPUT): Likewise.
11970 (gen_rtx_ASM_INPUT_loc): Likewise.
11971 (get_rtx_asm_OPERANDS): Remove.
11972 * cfglayout.c (insn_locators_alloc): Remove old location code.
11973 (set_curr_insn_source_location): Likewise.
11974 (curr_insn_locator): Likewise.
11975 * print-tree.c (print_node): Remove old location code.
11976 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11977 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11978 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11979 location_from_locus.
11980 (construct_exit_block): Remove old location code.
11981 * emit-rtl.c (force_next_line_note): Remove old location code.
11982 * profile.c (branch_prob): Remove old location code.
11983 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11984 LOC_LINE): Remove old-location variants.
11985 * langhooks.c (lhd_print_error_function): Remove old location
11987 * configure, config.in: Rebuilt.
11988 * configure.ac (--enable-mapped-location): Remove.
11989 * c-decl.c (c_init_decl_processing): Remove old location code.
11990 (finish_function): Likewise.
11991 * recog.c (decode_asm_operands): Remove old location code.
11992 * c-pch.c (c_common_read_pch): Remove old location code.
11993 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11995 * gimple-low.c (lower_function_body): Remove old location code.
11996 * toplev.c (unknown_location): Remove.
11997 (push_srcloc): Remove old-location variant.
11998 (process_options): Remove old location code.
11999 (lang_dependent_init): Likewise.
12000 * input.h (UNKNOWN_LOCATION): Move definition.
12001 (location_t): Undeprecate.
12002 (source_locus): Remove.
12003 (location_from_locus): Remove.
12004 (struct location_s): Remove.
12005 Remove all old-location code.
12006 (input_line, input_filename): Remove.
12007 * final.c (final_scan_insn): Remove old location code.
12008 * diagnostic.c (diagnostic_build_prefix): Remove
12009 USE_MAPPED_LOCATION test.
12010 * tree.h (gimple_stmt) <locus>: Now a location_t.
12011 (tree_exp) <locus>: Likewise.
12012 (DECL_IS_BUILTIN): Remove old-location variant.
12013 (annotate_with_file_line, annotate_with_locus): Likewise.
12014 (expr_locus, set_expr_locus): Update.
12015 * tree.c (build1_stat): Remove old location code.
12016 (last_annotated_node): Remove.
12017 (annotate_with_file_line): Remove old-location variant.
12018 (annotate_with_locus): Likewise.
12019 (expr_location): Remove old location code.
12020 (set_expr_location): Likewise.
12021 (expr_has_location): Likewise.
12022 (expr_locus): Likewise.
12023 (set_expr_locus): Likewise.
12024 (expr_filename): Don't use location_from_locus.
12025 (expr_lineno): Likewise.
12026 * rtl-error.c (location_for_asm): Remove old location code.
12027 * c-lex.c (cb_line_change): Remove old location code.
12028 (fe_file_change): Likewise.
12029 (cb_def_pragma): Likewise.
12030 (c_lex_with_flags): Likewise.
12031 * gengtype.c (do_typedef): Don't special-case location types.
12032 (define_location_structures): Remove.
12033 (main): Don't call define_location_structures.
12034 * tree-pretty-print.c (dump_implicit_edges): Remove old location
12037 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12040 * builtins.def (BUILT_IN_STDARG_START): Remove.
12041 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
12042 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12043 * tree-inline.c (inline_forbidden_p_1): Likewise.
12045 2008-02-26 Richard Guenther <rguenther@suse.de>
12047 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12048 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12049 (lookup_decl_from_uid): Declare.
12050 (remove_decl_from_map): Likewise.
12051 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12052 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12053 (decl_for_uid_map): New global hashtable mapping DECL_UID
12055 (init_ttree): Allocate it.
12056 (insert_decl_to_uid_decl_map): New helper function.
12057 (make_node_stat): Insert new decls into the map.
12058 (copy_node_stat): Likewise.
12059 (lookup_decl_from_uid): New function.
12060 (remove_decl_from_map): Likewise.
12061 (print_decl_for_uid_map_statistics): New helper.
12062 (dump_tree_statistics): Call it.
12064 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12065 (referenced_var_iterator): Adjust.
12066 (FOR_EACH_REFERENCED_VAR): Adjust.
12067 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12068 (num_referenced_vars): Adjust.
12069 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12070 (first_referenced_var): Remove.
12071 (end_referenced_vars_p): Likewise.
12072 (next_referenced_var): Likewise.
12073 (referenced_var_iterator_set): New helper function.
12074 * tree-dfa.c (referenced_var_lookup): Adjust.
12075 (referenced_var_check_and_insert): Likewise.
12076 (remove_referenced_var): Likewise.
12077 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12078 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12079 (verify_call_clobbering): Likewise.
12080 (verify_memory_partitions): Likewise.
12081 (init_tree_ssa): Allocate bitmap instead of hashtable for
12083 (delete_tree_ssa): Adjust.
12084 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12085 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12086 (compute_tag_properties): Likewise.
12087 (set_initial_properties): Likewise.
12088 (find_partition_for): Likewise.
12089 (update_reference_counts): Likewise.
12090 (dump_may_aliases_for): Likewise.
12091 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12092 (add_call_clobber_ops): Likewise.
12093 (add_call_read_ops): Likewise.
12094 (get_asm_expr_operands): Likewise.
12095 * tree-into-ssa.c (dump_decl_set): Likewise.
12096 (update_ssa): Likewise.
12097 * tree-sra.c (scan_function): Likewise.
12098 (decide_instantiations): Likewise.
12099 (scalarize_parms): Likewise.
12100 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12101 (dsa_named_for): Likewise.
12102 * tree-ssa-structalias.c (update_alias_info): Likewise.
12103 (merge_smts_into): Likewise.
12105 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12108 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
12109 * c-opts.c (c_common_handle_option): Wall enables
12110 Wvolatile-register-var.
12111 * common.opt: Move Wvolatile-register-var to...
12114 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12116 * common.opt (Wlarger-than=): New.
12117 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
12119 * opts.c (common_handle_option): Handle -Wlarger-than=.
12120 * optc-gen.awk: Likewise.
12121 * opth-gen.awk: Likewise.
12122 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
12123 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12125 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12127 * c-common.c (match_case_to_enum_1): Add appropriate
12128 OPT_W* parameter to warning.
12129 (c_do_switch_warnings): Likewise.
12130 * c-typeck.c (warning_init): Add one more parameter following
12131 'warning' function.
12132 (push_init_level): Update call to warning_init.
12133 (pop_init_level): Likewise.
12134 (add_pending_init): Likewise.
12135 (output_init_element: Likewise.
12137 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12140 * toplev.c (toplev_main): If there are warnings or error, print
12141 errors for ignored options.
12142 * opts.c (ignored_options): New static variable.
12143 (postpone_unknown_option_error): New.
12144 (print_ignored_options): New.
12145 (handle_option): Postpone errors for unknown -Wno-* options.
12146 * opts.h (print_ignored_options): Declare.
12148 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
12150 * config/mips/mips.md (loadgp_blockage, blockage): Change type
12153 2008-02-25 Richard Guenther <rguenther@suse.de>
12156 2008-02-25 Richard Guenther <rguenther@suse.de>
12158 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12159 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12160 (lookup_decl_from_uid): Declare.
12161 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12162 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12163 (decl_for_uid_map): New global hashtable mapping DECL_UID
12165 (init_ttree): Allocate it.
12166 (insert_decl_to_uid_decl_map): New helper function.
12167 (make_node_stat): Insert new decls into the map.
12168 (copy_node_stat): Likewise.
12169 (lookup_decl_from_uid): New function.
12170 (print_decl_for_uid_map_statistics): New helper.
12171 (dump_tree_statistics): Call it.
12173 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12174 (referenced_var_iterator): Adjust.
12175 (FOR_EACH_REFERENCED_VAR): Adjust.
12176 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12177 (num_referenced_vars): Adjust.
12178 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12179 (first_referenced_var): Remove.
12180 (end_referenced_vars_p): Likewise.
12181 (next_referenced_var): Likewise.
12182 (referenced_var_iterator_set): New helper function.
12183 * tree-dfa.c (referenced_var_lookup): Adjust.
12184 (referenced_var_check_and_insert): Likewise.
12185 (remove_referenced_var): Likewise.
12186 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12187 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12188 (verify_call_clobbering): Likewise.
12189 (verify_memory_partitions): Likewise.
12190 (init_tree_ssa): Allocate bitmap instead of hashtable for
12192 (delete_tree_ssa): Adjust.
12193 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12194 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12195 (compute_tag_properties): Likewise.
12196 (set_initial_properties): Likewise.
12197 (find_partition_for): Likewise.
12198 (update_reference_counts): Likewise.
12199 (dump_may_aliases_for): Likewise.
12200 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12201 (add_call_clobber_ops): Likewise.
12202 (add_call_read_ops): Likewise.
12203 (get_asm_expr_operands): Likewise.
12204 * tree-into-ssa.c (dump_decl_set): Likewise.
12205 (update_ssa): Likewise.
12206 * tree-sra.c (scan_function): Likewise.
12207 (decide_instantiations): Likewise.
12208 (scalarize_parms): Likewise.
12209 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12210 (dsa_named_for): Likewise.
12211 * tree-ssa-structalias.c (update_alias_info): Likewise.
12212 (merge_smts_into): Likewise.
12214 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12217 * doc/invoke.texi (-fcx-limited-range): Document new option.
12218 * toplev.c (process_options): Handle -fcx-fortran-rules.
12219 * common.opt: Add documentation for -fcx-fortran-rules.
12221 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
12224 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
12225 actual behaviour and C99.
12227 2008-02-26 Ben Elliston <bje@au.ibm.com>
12229 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
12230 (ASM_CPU_POWER6_SPEC): Likewise.
12231 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
12232 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
12233 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
12235 2008-02-25 Richard Guenther <rguenther@suse.de>
12237 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
12238 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
12239 (lookup_decl_from_uid): Declare.
12240 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
12241 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
12242 (decl_for_uid_map): New global hashtable mapping DECL_UID
12244 (init_ttree): Allocate it.
12245 (insert_decl_to_uid_decl_map): New helper function.
12246 (make_node_stat): Insert new decls into the map.
12247 (copy_node_stat): Likewise.
12248 (lookup_decl_from_uid): New function.
12249 (print_decl_for_uid_map_statistics): New helper.
12250 (dump_tree_statistics): Call it.
12252 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
12253 (referenced_var_iterator): Adjust.
12254 (FOR_EACH_REFERENCED_VAR): Adjust.
12255 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
12256 (num_referenced_vars): Adjust.
12257 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
12258 (first_referenced_var): Remove.
12259 (end_referenced_vars_p): Likewise.
12260 (next_referenced_var): Likewise.
12261 (referenced_var_iterator_set): New helper function.
12262 * tree-dfa.c (referenced_var_lookup): Adjust.
12263 (referenced_var_check_and_insert): Likewise.
12264 (remove_referenced_var): Likewise.
12265 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
12266 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12267 (verify_call_clobbering): Likewise.
12268 (verify_memory_partitions): Likewise.
12269 (init_tree_ssa): Allocate bitmap instead of hashtable for
12271 (delete_tree_ssa): Adjust.
12272 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
12273 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
12274 (compute_tag_properties): Likewise.
12275 (set_initial_properties): Likewise.
12276 (find_partition_for): Likewise.
12277 (update_reference_counts): Likewise.
12278 (dump_may_aliases_for): Likewise.
12279 * tree-ssa-operands.c (add_virtual_operand): Likewise.
12280 (add_call_clobber_ops): Likewise.
12281 (add_call_read_ops): Likewise.
12282 (get_asm_expr_operands): Likewise.
12283 * tree-into-ssa.c (dump_decl_set): Likewise.
12284 (update_ssa): Likewise.
12285 * tree-sra.c (scan_function): Likewise.
12286 (decide_instantiations): Likewise.
12287 (scalarize_parms): Likewise.
12288 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
12289 (dsa_named_for): Likewise.
12290 * tree-ssa-structalias.c (update_alias_info): Likewise.
12291 (merge_smts_into): Likewise.
12293 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
12296 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
12297 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
12298 * alias.h (nonoverlapping_memrefs_p): Likewise.
12300 2008-02-25 Jan Beulich <jbeulich@novell.com>
12302 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
12303 * config/i386/netware-libgcc.exp: Add __bswap?i2,
12304 __emultls_get_address, __emultls_register_common,
12305 __floatundi?f, and _Unwind_GetIPInfo.
12306 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
12307 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
12308 (gen_regparm_prefix): Likewise.
12309 (i386_nlm_encode_section_info): Sync with
12310 config/i386/winnt.c:i386_pe_encode_section_info().
12311 (i386_nlm_maybe_mangle_decl_assembler_name): New.
12312 i386_nlm_mangle_decl_assembler_name): New.
12313 (netware_override_options): New.
12314 * config/i386/netware.h (netware_override_options): Declare.
12315 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
12316 (i386_nlm_mangle_decl_assembler_name): Declare.
12317 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
12319 2008-02-25 Ben Elliston <bje@au.ibm.com>
12322 * c-decl.c (grokdeclarator): Remove unused local variables
12323 `typedef_type' and `type_as_written'.
12325 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12326 unused local variable `has_hot_blocks'.
12327 (fix_crossing_conditional_branches): Remove unused local variable
12330 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
12332 PR middle-end/19984
12333 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
12334 using DEF_C99_BUILTIN.
12335 (BUILT_IN_NANF): Ditto.
12336 (BUILT_IN_NANL): Ditto.
12338 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
12339 Revital Eres <eres@il.ibm.com>
12341 * modulo-sched.c (calculate_must_precede_follow): Address TODO
12342 regarding the order of two dependent insns in the same row.
12344 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
12346 * stor-layout.c (layout_decl): Do not bump the alignment of a
12347 bit-field to more than byte alignment if it is packed.
12349 2008-02-24 David Edelsohn <edelsohn@gnu.org>
12351 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
12354 2008-02-24 Diego Novillo <dnovillo@google.com>
12356 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
12359 * tree-vrp.c (vrp_evaluate_conditional): With
12360 -Wtype-limits, emit a warning when comparing against a
12361 constant outside the natural range of OP0's type.
12362 * c.opt (Wtype-limits): Move ...
12363 * common.opt (Wtype-limits): ... here.
12365 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
12367 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
12368 * config/rs6000/e300c2c3.md: New file.
12369 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12371 (rs6000_override_options): Add e300c2 and e300c3 cases to
12372 processor_target_table. Do not allow usage of Altivec or Spe
12373 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
12374 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
12375 * config/rs6000/rs6000.h (processor_type): Add
12376 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
12377 (ASM_CPU_SPEC): Add e300c2 and e300c3.
12378 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
12379 and ppce300c3. Include e300c2c3.md.
12381 2008-02-23 David Edelsohn <edelsohn@gnu.org>
12383 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
12384 instead of TARGET_STRICT_ALIGN.
12386 2008-02-23 Joseph Myers <joseph@codesourcery.com>
12388 * explow.c (memory_address): Assert that the generated address is
12391 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12394 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
12395 * config/darwin-ppc-ldouble-patch.def: New file.
12396 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
12397 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
12398 SUBTARGET_INIT_BUILTINS if defined.
12399 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
12402 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12405 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
12406 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
12408 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12411 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
12412 file" warning condtional on -Winvalid-PCH.
12414 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12416 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
12418 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
12422 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
12423 prevent reload from using MMX registers.
12424 (*mov<mode>_internal): Ditto.
12425 (*movv2sf_internal_rex64): Ditto.
12426 (*movv2sf_internal): Ditto.
12428 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12430 PR documentation/31569
12431 * doc/install.texi2html: Use makeinfo --no-number-sections.
12433 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12435 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
12436 ensure that we can address an entire entity > 8 bytes. Don't
12437 generate reg+reg addressing for such data.
12439 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12441 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
12442 strings when optimizing for size, unless the target cares about
12445 2008-02-22 Tom Tromey <tromey@redhat.com>
12447 * regclass.c (current_pass): Remove declaration.
12449 2008-02-22 Anatoly Sokolov <aesok@post.ru>
12451 * config/avr/libgcc.S (__RAMPZ__): Define.
12452 (__do_copy_data): Add for devices with 128KB code memory.
12454 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12456 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12458 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
12460 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
12462 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
12465 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12468 * c-typeck.c (build_binary_op): Warn about floating point
12469 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
12471 2008-02-21 Janis Johnson <janis187@us.ibm.com>
12474 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
12475 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12477 (rs6000_override_options): Set altivec_abi as default, not override,
12478 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12479 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12480 is used; use new member spe_abi.
12481 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12482 spe_abi and altivec_abi.
12484 2008-02-22 Tomas Bily <tbily@suse.cz>
12486 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12488 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12491 * config.build (build_file_translate): Set to `CMD //c' only if
12493 * Makefile.in (build_file_translate): Improve comment.
12495 2008-02-21 Jan Hubicka <jh@suse.cz>
12497 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12498 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12499 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12501 2008-02-21 Michael Matz <matz@suse.de>
12504 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12506 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12508 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12509 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12510 as insn constraint.
12511 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12512 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12513 SSE_VEC_FLOAT_MODE_P as insn constraint.
12514 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12515 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12516 sse4a_movntdf using MODEF mode iterator.
12517 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12518 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12519 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12520 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12521 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12522 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12523 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12525 2008-02-21 Richard Guenther <rguenther@suse.de>
12527 * tree.def (PAREN_EXPR): New tree code.
12528 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12530 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12531 * expr.c (expand_expr_real_1): Likewise.
12532 * tree-inline.c (estimate_num_insns_1): Likewise.
12533 * tree-complex.c (expand_complex_move): Likewise.
12534 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12537 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12540 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12542 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12545 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12547 * config/sh/sh.c (find_barrier): Don't go past
12548 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12550 2008-02-20 DJ Delorie <dj@redhat.com>
12552 * config/h8300/h8300.md (insv): Force source operand to be a register.
12554 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12555 as a jump, not as a plain insn.
12557 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12559 * doc/invoke.texi (Warning Options): Add new option
12560 -Wframe-larger-than=.
12561 (-Wframe-larger-than): Document.
12563 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12564 Add declarations for new option variables.
12566 * final.c (final_start_function): Check the frame size
12567 before emission and issue a Wframe-larger-than warning.
12569 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12570 Add definitions for new option variables.
12571 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12573 * common.opt (Wframe-larger-than=): New option.
12575 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12577 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12578 (<sse>_div<mode>3): Ditto.
12579 (<sse>_vmdiv<mode>3): Ditto.
12580 (<sse>_vmsqrt<mode>2): Ditto.
12581 (*smax<mode>3): Ditto.
12582 (sse5_frcz<mode>2): Ditto.
12583 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12584 as insn constraint.
12586 2008-02-20 Richard Guenther <rguenther@suse.de>
12588 PR middle-end/35265
12589 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12590 be happy with INTEGRAL_TYPE_P.
12592 2008-02-20 Richard Guenther <rguenther@suse.de>
12594 * fold-const.c (split_tree): Associate floatig-point expressions
12595 if flag_associative_math is set.
12597 2008-02-20 Richard Guenther <rguenther@suse.de>
12599 * tree.h (fold_real_zero_addition_p): Declare.
12600 * fold-const.c (fold_real_zero_addition_p): Export.
12601 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12602 floating-point operations with zero and one.
12604 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12606 * doc/install.texi: Correct references to CFLAGS, replacing them
12607 with BOOT_CFLAGS. Document flags used during bootstrap for
12610 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12612 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12613 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12614 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12616 (smin<mode>3): Ditto from similar patterns.
12617 (smax<mode>3): Ditto.
12618 (*ieee_smin<mode>3): Ditto.
12619 (*ieee_smax<mode>3): Ditto.
12620 * config/i386/sse.md (sse): New mode attribute.
12621 (mov<mode>): Macroize expander from movv4sf and movv2df using
12622 SSEMODEF2P mode iterator.
12623 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12624 SSE_VEC_FLOAT_MODE_P as insn constraint.
12625 (storent<mode>): Ditto.
12626 (storent<mode>): Macroize expander from storentsf and storentdf using
12627 MODEF mode iterator.
12628 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12629 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12630 (abs<mode>2): Ditto from similar patterns.
12631 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12632 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12633 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12634 (<sse>_vmsqrt<mode>2): Ditto.
12635 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12636 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12637 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12638 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12639 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12640 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12641 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12643 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12644 iterator and SSE_FLOAT_MODE_P as insn constraint.
12645 (<sse>_ucomi): Ditto from similar patterns.
12646 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12647 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12648 SSE_VEC_FLOAT_MODE_P as insn constraint.
12649 (vcond<mode>): Ditto from similar patterns.
12650 (and<mode>3, *and<mode>3): Ditto.
12651 (<sse>_nand<mode>3): Ditto.
12652 (ior<mode>3, *ior<mode>3): Ditto.
12653 (xor<mode>3, *xor<mode>3): Ditto.
12654 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12655 iterator and SSE_FLOAT_MODE_P as insn constraint.
12656 (*nand<mode>3): Ditto from similar patterns.
12657 (*ior<mode>3): Ditto.
12658 (*xor<mode>3): Ditto.
12660 2008-02-20 Ira Rosen <irar@il.ibm.com>
12662 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12663 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12664 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12666 2008-02-19 Jan Hubicka <jh@suse.cz>
12668 * predict.c (tree_bb_level_predictions): Remove variable next
12669 mistakely introduced by previous commit.
12671 2008-02-19 Jan Hubicka <jh@suse.cz>
12673 * predict.c (predict_paths_leading_to): Rewrite.
12674 (predict_paths_for_bb): New.
12675 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12677 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12680 * Makefile.in (build_file_translate): New.
12681 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12682 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12683 * configure.ac (build_file_translate): Substitute it.
12684 * configure: Regenerate.
12686 2008-02-19 Jan Hubicka <jh@suse.cz>
12688 PR rtl-optimization/34408
12689 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12692 2008-02-19 Jan Hubicka <jh@suse.cz>
12694 PR middle-end/28779
12695 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12698 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12701 * config/i386/i386-modes.def: Revert the last DI alignment
12702 change until Ada people can look into it.
12704 2008-02-19 Nick Clifton <nickc@redhat.com>
12706 * opts.c (print_specific_help): Fix typo in --help text.
12708 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12711 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12712 32-bit inline asm without asm alternatives for host GCC < 3.0.
12714 2008-02-19 Richard Guenther <rguenther@suse.de>
12716 PR tree-optimization/34989
12717 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12718 Allow propagation to INDIRECT_REF if we can simplify only.
12720 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12722 * c-common.c (warn_for_collisions_1): Use appropriate option when
12725 2008-02-19 Nick Clifton <nickc@redhat.com>
12728 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12729 (handle_options): Fix indentation.
12730 (print_filtered_help): If no language-specific options were
12731 displayed tell the user how to list all the options supported by
12732 the language's front-end.
12733 (print_specific_help): Fix indentation and remove duplicate line.
12734 (common_handle_option): Handle the -v option.
12735 For --help enable the display of undocumented options if the -v
12736 switch has been included on the command line.
12737 For --help= check for overlaps in the arguments between the option
12738 classes and the language names and issue a warning when they
12739 cannot be disambiguated.
12740 * c.opt (v): Pass on to the common option handler.
12742 2008-02-19 Revital Eres <eres@il.ibm.com>
12744 * modulo-sched.c (sms_schedule): Change dump message when
12745 create_ddg function fails.
12746 (try_scheduling_node_in_cycle): Rename row to cycle.
12747 (print_partial_schedule): Rename CYCLE to ROW.
12749 2008-02-19 Christian Bruel <christian.bruel@st.com>
12750 Zdenek Dvorak <ook@ucw.cz>
12752 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12754 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12757 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12758 (*x86_movdicc_0_m1_se): Ditto.
12760 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12762 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12763 (CMPtype): Define as __gcc_CMPtype.
12764 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12765 (CMPtype): Define as __gcc_CMPtype.
12767 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12769 Support valgrind 3.3 for --enable-checking=valgrind.
12770 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12772 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12773 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12774 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12775 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12776 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12777 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12778 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12780 * ggc-zone.c: Similar.
12781 * ggc-page.c: Similar.
12783 2008-02-19 Paul Brook <paul@codesourcery.com>
12786 * config/arm/ieee754-df.S: Fix do_it typo.
12787 * config/arm/ieee754-sf.S: Fix do_it typo.
12789 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12792 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12793 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12794 (OPTION_MASK_ISA_SSE_SET): Likewise.
12795 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12796 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12797 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12798 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12799 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12800 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12801 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12802 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12803 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12804 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12805 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12806 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12807 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12808 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12809 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12810 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12811 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12812 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12813 (OPTION_MASK_ISA_SSE4): Removed.
12814 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12815 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12816 (override_options): Don't turn on implied SSE/MMX bits in
12819 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12821 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12824 2008-02-18 Joey Ye <joey.ye@intel.com>
12826 PR middle-end/34921
12827 * tree-nested.c (insert_field_into_struct): Set type alignment
12828 to field alignment if the former is less than the latter.
12830 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12832 * BASE-VER: Set to 4.4.0.
12834 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12836 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12837 * doc/cfg.texi: Likewise.
12838 * doc/extend.texi: Likewise.
12839 * doc/gty.texi: Likewise.
12840 * doc/invoke.texi: Likewise.
12841 * doc/loop.texi: Likewise.
12842 * doc/md.texi: Likewise.
12843 * doc/passes.texi: Likewise.
12844 * doc/rtl.texi: Likewise.
12845 * doc/sourcebuild.texi: Likewise.
12846 * doc/tm.texi: Likewise.
12847 * doc/tree-ssa.texi: Likewise.
12849 2008-02-17 Richard Guenther <rguenther@suse.de>
12851 PR middle-end/35227
12852 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12853 without default definition.
12855 2008-02-17 Richard Guenther <rguenther@suse.de>
12857 PR tree-optimization/35231
12858 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12861 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12864 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12865 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12866 libgcc_cmp_return mode.
12868 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12871 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12873 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12875 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12878 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12880 * doc/c-tree.texi: Use `@.' where appropriate.
12881 * doc/extend.texi: Likewise.
12882 * doc/install.texi: Likewise.
12883 * doc/invoke.texi: Likewise.
12884 * doc/loop.texi: Likewise.
12885 * doc/makefile.texi: Likewise.
12886 * doc/md.texi: Likewise.
12887 * doc/passes.texi: Likewise.
12888 * doc/standards.texi: Likewise.
12889 * doc/tm.texi: Likewise.
12891 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12893 PR middle-end/35196
12894 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12896 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12897 rather than in entry_bb.
12899 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12901 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12902 libgcc_cmp_return mode.
12904 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12906 PR middle-end/35130
12907 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12908 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12910 2008-02-15 Richard Guenther <rguenther@suse.de>
12911 Zdenek Dvorak <ook@ucw.cz>
12913 PR tree-optimization/35164
12914 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12915 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12916 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12917 Only propagate addresses which do not have abnormal SSA_NAMEs
12920 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12923 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12925 2008-02-15 Jan Hubicka <jh@suse.cz>
12927 PR middle-end/35149
12928 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12930 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12932 PR middle-end/34621
12933 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12934 when calculating alignment_pad.
12936 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12938 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12939 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12940 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12941 and STACK_BOUNDARY define.
12943 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12945 PR preprocessor/35061
12946 * c-pragma.c (handle_pragma_pop_macro): Check that
12947 pushed_macro_table has been allocated.
12949 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12951 PR middle-end/35136
12952 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12953 (force_gimple_operand): Likewise.
12954 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12955 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12956 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12957 (find_interesting_uses_address): Check addressability and alignment
12958 of the base expression only after substituting bases of IVs into it.
12960 2008-02-14 Michael Matz <matz@suse.de>
12963 * function.c (instantiate_virtual_regs_in_insn): Reload address
12964 before falling back to reloading the whole operand.
12966 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12968 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12969 before the first section switch note.
12971 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12973 * doc/bugreport.texi: Update copyright years.
12974 * doc/c-tree.texi: Likewise.
12975 * doc/cfg.texi: Likewise.
12976 * doc/cpp.texi: Likewise.
12977 * doc/cppinternals.texi: Likewise.
12978 * doc/fragments.texi: Likewise.
12979 * doc/frontends.texi: Likewise.
12980 * doc/gcc.texi: Likewise.
12981 * doc/gty.texi: Likewise.
12982 * doc/hostconfig.texi: Likewise.
12983 * doc/implement-c.texi: Likewise.
12984 * doc/libgcc.texi: Likewise.
12985 * doc/loop.texi: Likewise.
12986 * doc/makefile.texi: Likewise.
12987 * doc/options.texi: Likewise.
12988 * doc/passes.texi: Likewise.
12989 * doc/rtl.texi: Likewise.
12990 * doc/sourcebuild.texi: Likewise.
12991 * doc/standards.texi: Likewise.
12992 * doc/tree-ssa.texi: Likewise.
12993 * doc/trouble.texi: Likewise.
12995 * doc/extend.texi: Use @: or add comma where appropriate.
12996 * doc/invoke.texi: Likewise.
12997 * doc/tm.texi: Likewise.
12999 2008-02-14 Alan Modra <amodra@bigpond.net.au>
13002 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
13005 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
13007 * doc/md.texi (clz, ctz): Add reference.
13008 * doc/rtl.texi (clz, ctz): Likewise.
13010 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13013 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
13016 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
13018 * config/s390/s390.c (struct constant_pool): New field
13019 emit_pool_after added.
13020 (s390_mainpool_start): Set the emit_pool_after flag according
13021 to the section switch notes.
13022 (s390_mainpool_finish): Consider emit_pool_after when emitting
13023 the literal pool at the end of the function.
13024 (s390_chunkify_start): Force literal pool splits at section
13027 2008-02-13 Michael Matz <matz@suse.de>
13030 * var-tracking.c (clobber_variable_part): Correctly traverse the
13033 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13036 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
13037 Add -fdump-ipa-inline.
13038 * tree-dump.c (dump_files): Remove tree-inlined dump.
13039 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
13041 2008-02-12 Richard Guenther <rguenther@suse.de>
13043 PR tree-optimization/35171
13044 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
13047 2008-02-12 Richard Guenther <rguenther@suse.de>
13049 PR middle-end/35163
13050 * fold-const.c (fold_widened_comparison): Use get_unwidened in
13051 value-preserving mode. Disallow final truncation.
13053 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
13055 PR middle-end/35136
13056 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
13057 code from here to...
13058 (force_gimple_operand): ...here.
13060 2008-02-12 Jakub Jelinek <jakub@redhat.com>
13063 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
13064 non-compatible pointers.
13065 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
13066 different FIELD_DECLs, try harder by comparing field offsets, sizes
13069 PR inline-asm/35160
13070 * function.c (match_asm_constraints_1): Don't replace the same input
13073 2008-02-12 Anatoly Sokolov <aesok@post.ru>
13075 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
13076 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
13077 (expand_epilogue): Restore RAMPZ register.
13078 * config/avr/avr.md (RAMPZ_ADDR): New constant.
13080 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
13082 * config/i386/cygwin.asm: (__alloca): Correct calling
13083 convention and alignment.
13084 (__chkstk): Force 8 byte stack alignment.
13086 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
13087 Richard Guenther <rguenther@suse.de>
13089 PR tree-optimization/33992
13090 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
13091 the zero we compare against.
13093 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
13095 PR libfortran/35063
13096 * gthr-win32.h (__gthread_mutex_destroy_function): New function
13097 to CloseHandle after unlocking to prevent accumulation of handle
13100 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13102 PR middle_end/34150
13103 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
13104 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
13105 and update LABEL_NUSES during and after reload.
13107 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
13109 PR middle-end/34627
13110 * combine.c (simplify_if_then_else): Make sure the comparison is
13111 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
13113 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
13116 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
13117 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
13118 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
13119 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
13120 * tree.h (get_type_static_bounds): Likewise.
13122 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13124 * doc/invoke.texi (Option Summary, C++ Dialect Options)
13125 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13126 Make -Wfoo language annotations match what the compiler outputs.
13128 2008-02-08 Sa Liu <saliu@de.ibm.com>
13130 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
13131 intrinsics spu_convts, spu_convtu, spu_convtf.
13133 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
13135 * doc/extend.texi (Function Attributes) <noinline>: Mention
13136 asm ("") as method to keep calls.
13138 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13141 * doc/options.texi (Options): Replace references to opts.sh with
13143 * opts-common.c: Likewise.
13144 * optc-gen.awk: Likewise.
13146 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
13148 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
13150 2008-02-07 Richard Henderson <rth@redhat.com>
13153 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
13154 EXPR_LIST for the REG_EQUAL instead of a comparison with a
13157 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
13159 PR tree-optimization/35085
13160 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
13161 for operand entry oe2 in addition to operand entry oe3 in order to
13162 expose more opportunities for vectorizer sum reduction.
13164 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13167 * Makefile.in (LIBS): Remove $(GMPLIBS).
13168 (cc1-dummy, cc1): Add $(GMPLIBS).
13170 2008-02-06 Jan Hubicka <jh@suse.cz>
13173 * i386.md (moddf_integer): Do not produce partial memory stalls for
13174 targets where it hurts.
13176 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
13179 * optabs.c (expand_float): Do not check for decimal modes when
13180 expanding unsigned integer through signed conversion.
13182 2008-02-06 Nick Clifton <nickc@redhat.com>
13184 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
13185 inside the clobber with a match_operand and duplicated operand
13186 number in the constraint.
13187 (ineqbranchsi): Delete redundant comment.
13189 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
13191 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
13192 builtin_define ("__USE_INIT_FINI__").
13193 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
13195 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
13197 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13199 PR documentation/30330
13200 * doc/invoke.texi (C++ Dialect Options)
13201 (Objective-C and Objective-C++ Dialect Options, Warning Options):
13202 For each warning option -Wfoo that allows -Wno-foo, ensure both
13203 -Wfoo and -Wno-foo are listed in the option index. Fix index
13204 entry of -Wswitch-default, index -Wnormalized= including the
13205 `=', and -Wlarger-than-@var{len} including @var{len}.
13207 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13209 * config/i386/i386.md (floatunssisf2): Use
13210 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
13211 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
13212 Macroize expander using MODEF mode iterator.
13214 2008-02-05 Diego Novillo <dnovillo@google.com>
13216 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
13219 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
13221 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13224 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
13226 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
13229 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
13230 to indicate if a message should be generated.
13231 (init_cumulative_args): Updated.
13232 (function_value_32): Likewise.
13234 2008-02-05 Joseph Myers <joseph@codesourcery.com>
13236 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
13238 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
13241 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
13242 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
13244 2008-02-04 Diego Novillo <dnovillo@google.com>
13246 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
13249 * tree-vrp.c (vrp_evaluate_conditional): With
13250 -Wtype-limits, emit a warning when comparing against a
13251 constant outside the natural range of OP0's type.
13253 2008-02-04 Richard Guenther <rguenther@suse.de>
13255 PR middle-end/33631
13256 * expr.c (count_type_elements): Give for unions instead of
13259 2008-02-04 Richard Guenther <rguenther@suse.de>
13261 PR middle-end/35043
13262 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
13263 to TYPE_DOMAINs base type instead of using bitsizetype here.
13265 2008-02-03 Jason Merrill <jason@redhat.com>
13267 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
13269 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13272 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
13273 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
13274 (RS/6000 and PowerPC Options): Fix typos and markup.
13275 * doc/passes.texi (Tree-SSA passes): Likewise.
13277 2008-02-02 Michael Matz <matz@suse.de>
13280 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
13281 from record_last_reg_set_info.
13282 (record_last_reg_set_info): Take an RTX argument, iterate over all
13283 constituent hardregs.
13284 (record_last_set_info, record_opr_changes): Change calls to
13285 new signature or to record_last_reg_set_info_regno.
13287 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
13289 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
13291 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
13293 PR rtl-optimization/34773
13294 * reg-notes.def (EQUAL): Mention significance of combination of
13295 REG_EQUAL and REG_RETVAL.
13296 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
13297 insn that has a REG_RETVAL.
13299 2008-02-01 Roger Sayle <roger@eyesopen.com>
13302 * configure.ac (--enable-fixed-point): Disable unless explicitly
13304 * configure: Regenerate.
13306 2008-02-01 Richard Guenther <rguenther@suse.de>
13309 * invoke.texi (-finline-limit): Remove no longer true parts
13310 of the documentation. Note that there is no default value.
13312 2008-02-01 Andrew Pinski <pinskia@gmail.com>
13313 Mark Mitchell <mark@codesourcery.com>
13314 Ben Elliston <bje@au.ibm.com>
13317 * doc/extend.texi (Other Builtins): Document.
13319 2008-01-31 Tom Browder <tom.browder@gmail.com>
13321 * doc/c-tree.texi (Types): Fix grammar.
13322 (Expression trees): Ditto.
13323 * doc/passes.texi (Tree-SSA passes): Ditto.
13325 * doc/configterms.texi (Configure Terms): Fix typo.
13326 * doc/cpp.texi (Common Predefined Macros): Ditto.
13327 * doc/md.texi (Machine Constraints): Ditto.
13329 * doc/makefile.texi (Makefile): Add comma.
13331 2008-01-31 Tom Browder <tom.browder@gmail.com>
13332 Gerald Pfeifer <gerald@pfeifer.com>
13334 * doc/sourcebuild.texi (Front End): Remove references to CVS
13335 and CVSROOT/modules.
13336 (Texinfo Manuals): Replace reference to CVS by one to SVN.
13337 (Back End): Remove reference to CVS.
13339 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13342 * config/mips/mips.c (gen_load_const_gp): New function, taking a
13344 (mips16_gp_pseudo_reg): ...here.
13345 * config/mips/mips.md (load_const_gp): Replace with...
13346 (load_const_gp_<mode>): ...this :P-based insn.
13348 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13350 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
13351 options. Minor fixes.
13352 (-std): Move reference to standards closer to where language
13353 standards are first mentioned.
13355 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
13357 PR rtl-optimization/34995
13358 * reload.c (alternative_allows_const_pool_ref): Take an rtx
13359 parameter and return a bool. If the rtx parameter is nonnull,
13360 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
13361 (find_reloads): Update call accordingly. Pass the new operand
13362 if it needed no address reloads, otherwise pass null.
13364 2008-01-30 Richard Henderson <rth@redhat.com>
13367 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
13368 for unbounded arrays.
13370 2008-01-30 Silvius Rus <rus@google.com>
13372 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
13374 2008-01-30 Jan Hubicka <jh@suse.cz>
13377 * i386.c (init_cumulative_args): Use real function declaration when
13380 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
13382 PR rtl-optimization/34998
13383 * global.c (build_insn_chain): Treat non-subreg_lowpart
13384 SUBREGs of pseudos as clobbering all the words covered by the
13385 SUBREG, not just all the bytes.
13386 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
13387 original df_ref rather than an extract parameter.
13388 (global_conflicts): Update call accordingly.
13390 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
13392 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
13393 the overflow check to make it easier to read.
13394 (__fixtfdi): Change the type of the ll member in union
13395 long_double to UDItype_x.
13397 2008-01-30 Jakub Jelinek <jakub@redhat.com>
13399 PR middle-end/34969
13400 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
13401 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
13402 * tree-inline.c (fold_marked_statements): Call
13403 cgraph_update_edges_for_call_stmt if folding a call statement.
13404 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
13405 debug_generic_stmt calls, reset it back afterwards.
13408 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
13410 * c-typeck.c (build_external_ref): Don't pedwarn about
13411 static vars in current function's scope.
13413 2008-01-29 Joseph Myers <joseph@codesourcery.com>
13415 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
13417 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
13420 * ipa-struct-reorg.c: Fix spelling.
13421 * params.def: Ditto.
13423 2008-01-29 Richard Guenther <rguenther@suse.de>
13425 PR middle-end/35006
13426 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
13428 * tree-inline.c (remap_type): Increment remapping_type_depth
13429 around remapping types.
13430 (copy_body_r): Only add referenced variables if they are referenced
13431 from code, not types.
13433 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
13444 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
13445 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
13447 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
13450 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
13451 pointer for tiny stack.
13453 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13455 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
13457 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13459 * config/vx-common.h: Fix typo in comment.
13461 2008-01-28 Ian Lance Taylor <iant@google.com>
13465 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13466 coalesce pointers if they have different DECL_NO_TBAA_P values.
13467 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
13468 between variables with different DECL_NO_TBAA_P values.
13470 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
13473 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
13474 are not legitimate small data references on SPE targets.
13476 2008-01-28 David Daney <ddaney@avtrex.com>
13478 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13480 2008-01-28 David Daney <ddaney@avtrex.com>
13482 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13484 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13486 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13487 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13488 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13489 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13490 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13491 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13492 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13493 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13495 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13497 * basic-block.h (condjump_equiv_p): Fix comment.
13499 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13501 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13502 print_generic_stmt_indented): Fix comment.
13504 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13506 * configure.ac (__stack_chk_fail): Add detecion for availability
13507 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13508 * configure: Regenerate.
13510 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13512 PR middle-end/34688
13513 * final.c (output_addr_const): Handle TRUNCATE.
13515 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13518 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13519 (zero_cost, infinite_cost): New constants.
13520 (struct cost_pair): Change type of cost to comp_cost.
13521 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13522 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13524 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13525 split_address_cost, ptr_difference_cost, difference_cost,
13526 get_computation_cost_at, get_computation_cost,
13527 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13528 determine_use_iv_cost_condition, determine_use_iv_costs,
13529 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13530 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13531 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13532 Change type of cost to comp_cost.
13533 (determine_iv_cost): Increase cost of non-original ivs, instead
13534 of decreasing the cost of original ones.
13535 (get_address_cost): Indicate the complexity of the addressing mode
13537 (try_add_cand_for): Prefer using ivs not specific to some object.
13538 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13540 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13541 Janis Johnson <janis187@us.ibm.com>
13544 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13545 (TARGET_INSTANTIATE_DECLS): Likewise.
13546 * target.h (expand_to_rtl_hook): New target hook.
13547 (instantiate_decls): Likewise.
13548 * function.c (instantiate_decl): Make non-static. Rename to...
13549 (instantiate_decl_rtl): ... this.
13550 (instantiate_expr): Use instantiate_decl_rtl.
13551 (instantiate_decls_1): Likewise.
13552 (instantiate_decls): Likewise.
13553 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13554 * function.h (instantiate_decl_rtl): Add prototype.
13555 * cfgexpand.c (target.h): New include.
13556 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13557 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13558 (TARGET_INSTANTIATE_DECLS): Likewise.
13559 (TARGET_INITIALIZER): New target hooks added.
13560 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13562 * config/rs6000/rs6000.c (tree-flow.h): New include.
13563 (machine_function): Add sdmode_stack_slot field.
13564 (rs6000_alloc_sdmode_stack_slot): New function.
13565 (rs6000_instantiate_decls): Likewise.
13566 (rs6000_secondary_memory_needed_rtx): Likewise.
13567 (rs6000_check_sdmode): Likewise.
13568 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13569 (TARGET_INSTANTIATE_DECLS): Likewise.
13570 (rs6000_hard_regno_mode_ok): Allow SDmode.
13571 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13572 (rs6000_emit_move): Handle SDmode.
13573 (function_arg_advance): Likewise.
13574 (function_arg): Likewise.
13575 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13576 SDmode var args for 32-bit compiles.
13577 (rs6000_secondary_reload_class): Handle SDmode.
13578 (rs6000_output_function_epilogue): Likewise.
13579 (rs6000_function_value): Simplify if statement.
13580 (rs6000_libcall_value): Likewise.
13581 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13582 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13583 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13584 (movsd_hardfloat): New define_insn.
13585 (movsd_softfloat): Likewise.
13586 (movsd_store): Likewise.
13587 (movsd_load): Likewise.
13588 (extendsddd2): Likewise.
13589 (extendsdtd2): Likewise.
13590 (truncddsd2): Likewise.
13591 (movdd_hardfloat64): Fixup comment.
13592 (UNSPEC_MOVSD_LOAD): New constant.
13593 (UNSPEC_MOVSD_STORE): Likewise.
13595 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13598 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13600 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13601 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13602 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13603 and TRUTH_XOR_EXPR.
13605 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13608 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13609 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13610 __LONGDOUBLE128 too.
13611 * config/rs6000/aix61.h: New file.
13613 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13615 PR rtl-optimization/34959
13616 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13617 popcount and parity rtxes the same mode as their operand.
13618 Truncate or extend the result to the return value's mode
13621 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13624 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13625 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13626 to GOT_VERSION_REGNUM.
13627 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13628 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13629 * config/mips/mips.c (mips_emit_call_insn): New function.
13630 (mips_call_tls_get_addr): Call mips_expand_call directly.
13631 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13633 (mips16_build_call_stub): Likewise. Return the call insn or null.
13634 (mips_expand_call): Update the call to mips16_build_call_stub
13635 accordingly and a remove redundant condition. Assert that MIPS16
13636 stubs do not use lazy binding. Use mips_emit_call_insn and return
13638 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13640 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13641 (mips_avoid_hazard): Remove hazard_set handling.
13642 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13643 (UNSPEC_RESTORE_GP): ...this.
13644 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13645 (FAKE_CALL_REGNO): Rename to...
13646 (GOT_VERSION_REGNUM): ...this.
13647 (type): Add "ghost" value. Add an associated insn reservation.
13648 (hazard_set): Remove.
13649 (exception_receiver): Rename to...
13650 (restore_gp): ...this and update the unspec identifier accordingly.
13651 (exception_receiver, nonlocal_got_receiver): New expanders.
13652 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13653 FAKE_CALL_REGNO. Remove hazard_set attribute.
13654 (set_got_version, update_got_version): New patterns.
13656 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13659 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13661 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13664 * doc/install.texi2html: Generate gcc-vers.texi.
13666 2008-01-25 DJ Delorie <dj@redhat.com>
13668 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13670 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13672 * config/c4x: Remove directory.
13673 * config.gcc (crx-*, mt-*): Mark obsolete.
13674 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13675 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13676 sh-*-rtemscoff*): Remove cases.
13677 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13678 * real.c (encode_c4x_single, decode_c4x_single,
13679 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13680 c4x_extended_format): Remove.
13681 * real.h (c4x_single_format, c4x_extended_format): Remove.
13682 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13684 (Pragmas): Remove comment about c4x pragmas.
13685 * doc/install.texi (c4x): Remove target-specific instructions.
13686 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13687 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13688 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13689 refer to C4x source files as examples.
13690 (C4X_FLOAT_FORMAT): Remove documentation.
13692 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13694 * config/bfin/bfin.c (override_options): Reorder tests so that
13695 flag_pic gets enabled for -msep-data.
13697 2008-01-25 Richard Guenther <rguenther@suse.de>
13699 PR middle-end/32244
13700 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13701 to its bitfield precision if required.
13703 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13705 PR middle-end/33880
13706 * tree-nested.c (walk_omp_for): New function.
13707 (convert_nonlocal_reference, convert_local_reference): Call
13708 walk_omp_for on OMP_FOR.
13709 (convert_call_expr): Call walk_body on OMP_FOR's
13710 OMP_FOR_PRE_INIT_BODY.
13712 2008-01-25 Richard Guenther <rguenther@suse.de>
13714 PR tree-optimization/34966
13715 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13716 default defs and PHI_NODEs we have to insert after the
13717 defining statement.
13719 2008-01-24 Nick Clifton <nickc@redhat.com>
13721 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13722 Provide a default definition.
13723 (LIBGCC2_UNITS_PER_WORD): Likewise.
13725 * config/stormy16/stormy16.c: Include df.h for the prototype
13726 for df_regs_ever_live_p.
13727 (xstormy16_expand_builtin_va_start): Convert the stack offset
13728 into a component_ref and then use POINTER_PLUS_EXPR to add it
13729 to the incoming_virtual_args_rtx.
13730 (xstormy16_gimplify_va_arg_expr): Rename to
13731 xstormy16_gimplify_va_arg_expr.
13732 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13733 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13734 xstormy16_gimplify_va_arg_expr.
13735 Fix up some formatting issues.
13737 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13738 Move to predicates.md.
13739 (xs_hi_general_operand): Likewise.
13740 (xs_hi_nonmemory_operand): Likewise.
13741 * config/stormy16/predicates.md:
13742 (xstormy16_carry_plus_operand): New predicate.
13743 (xs_hi_general_operand): New predicate.
13744 (xs_hi_nonmemory_operand): New predicate.
13745 * config/stormy16/stormy16-protos.h:
13746 (xstormy16_carry_plus_operand): Delete prototype.
13747 (xs_hi_general_operand): Likewise.
13748 (xs_hi_nonmemory_operand): Likewise.
13750 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13751 modifiers as they are no longer needed and they can trigger
13752 reload spill failures.
13754 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13755 with a match_operand in order to help reload.
13757 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13758 constraint with 'e' for the 8th alternative as this version of
13759 the mov.w instruction only accepts the lower 8 registers.
13761 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13764 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13765 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13768 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13770 PR middle-end/33333
13771 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13773 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13775 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13777 (remove_structure): Update allocations list before removing structure.
13779 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13781 * ipa-struct-reorg.c (is_safe_cond_expr,
13782 create_new_stmts_for_cond_expr): Use integer_zerop function,
13783 that recognize not only zero-pointer, but zero-integer too.
13785 2008-01-25 Ben Elliston <bje@au.ibm.com>
13788 * fixproto: Escape "." in sed expression that strips leading "./".
13790 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13793 * gcc.c (SWITCH_OK): Removed.
13794 (SWITCH_LIVE): Changed to bit.
13795 (SWITCH_FALSE): Likewise.
13796 (SWITCH_IGNORE): Likewise.
13797 (switchstr): Change live_cond to unsigned int.
13798 (process_command): Replace SWITCH_OK with 0.
13799 (do_self_spec): Likewise.
13800 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13801 (give_switch): Likewise.
13802 (used_arg): Likewise.
13803 (do_spec_1): Set the SWITCH_IGNORE bit.
13804 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13805 bits. Set the SWITCH_LIVE bit.
13807 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13809 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13811 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13813 PR tree-optimization/34472
13814 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13815 parameter to a "bool *" and set *DATA to false if there is
13816 an unsafe access. Do not delete the structure here.
13817 (check_cond_exprs): Delete it here instead.
13818 (check_cond_exprs, exclude_cold_structs): Do not increase
13819 I when removing a structure.
13821 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13824 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13825 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13827 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13829 PR middle-end/34934
13830 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13831 a fixed vector for stack.
13833 2008-01-24 Ben Elliston <bje@au.ibm.com>
13836 * doc/gcc.texi (Software development): Add a direntry for g++.
13838 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13840 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13841 stale and straggling -fforce-addr comments above.
13843 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13845 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13846 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13848 2008-01-23 Michael Matz <matz@suse.de>
13851 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13854 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13856 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13857 malloc result type.
13859 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13861 * config/avr/avr.c (avr_current_arch): New variable.
13862 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13863 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13864 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13865 (avr_override_options): Init 'avr_current_arch'.
13866 (base_arch_s): Move from here...
13867 * config/avr/avr.h (base_arch_s): ... here. Add new members
13868 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13869 'mega' to 'have_jmp_call'.
13870 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13871 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13873 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13875 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13876 MULTILIB_MATCHES): (Ditto.).
13878 2008-01-23 Richard Guenther <rguenther@suse.de>
13880 PR middle-end/31529
13881 * cgraphunit.c (cgraph_reset_node): Always mark the node
13882 not reachable if it is not queued already.
13884 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13886 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13887 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13888 (cputype_selected): New static variable.
13889 (bfin_handle_option): Set it if -mcpu is used.
13890 (override_option): Select default set of workarounds if no cpu type
13891 selected on the command line.
13892 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13894 From Michael Frysinger <michael.frysinger@analog.com>
13895 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13896 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13898 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13899 for bf547, bf523, bf524, and bf526.
13900 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13902 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13903 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13904 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13905 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13906 * doc/invoke.texi (Blackfin Options): Document that
13907 -mcpu now accept bf547, bf523, bf524, and bf526.
13909 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13911 PR rtl-optimization/34628
13912 * combine.c (try_combine): Stop and undo after the first combination
13913 if an autoincrement side-effect on the first insn has effectively
13916 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13919 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13920 Offset addresses are not valid for Altivec or paired float modes.
13922 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13925 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13926 if DECL_INITIAL (decl) is error_mark_node.
13929 * c-common.c (handle_vector_size_attribute): Only allow
13930 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13931 the same way as pointer, array etc. types.
13932 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13935 * tree.c (build_type_attribute_qual_variant): Call
13936 build_qualified_type if attributes are equal, but quals are not.
13938 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13941 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13942 * flags.h (warn_strict_aliasing): Remove.
13943 (warn_strict_overflow): Remove.
13944 * opts.c (warn_strict_aliasing): Remove.
13945 (warn_strict_overflow): Remove.
13946 * c-opts.c (c_common_handle_option): -Wall only sets
13947 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13948 (c_common_post_options): Give default values to -Wstrict-aliasing
13949 and -Wstrict-overflow if they are uninitialized.
13950 * common.opt (Wstrict-aliasing): Specify Var and Init.
13951 (Wstrict-overflow): Likewise.
13953 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13955 PR rtl-optimization/26854
13956 PR rtl-optimization/34400
13957 PR rtl-optimization/34884
13958 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13960 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13961 (df_rd_bb_info.expanded_lr_out): Deleted
13962 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13963 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13964 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13965 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13966 Removed code to allocate, initialize or free expanded_lr_out.
13967 (df_rd_bb_local_compute_process_def): Restructured to make more
13969 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13970 sets if the sets are being trimmed.
13972 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13975 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13976 (as_vers): Likewise.
13977 * configure: Regenerated.
13979 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13981 PR middle-end/33092
13982 * tree-pass.h (pass_build_alias): New pass.
13983 * tree-ssa-alias.c (gate_build_alias): New.
13984 (pass_build_alias): New.
13985 * passes.c (init_optimization_passes): Add pass_build_alias after
13986 pass_create_structure_vars.
13988 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13990 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13991 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13992 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13993 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13994 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13995 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13996 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13997 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13998 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13999 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
14000 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
14001 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
14002 * config/s390/s390.md (FP_ALL): New mode iterator.
14003 (_d): New mode attribute.
14004 ("*signbit<mode>2>"): Changed mode of first operand.
14005 ("isinf<mode>2"): Changed mode of first operand.
14006 ("*TDC_insn"): Adaptation for DFP modes.
14008 2008-01-22 Ben Elliston <bje@au.ibm.com>
14010 * tree.c (check_qualified_type): Improve function description.
14012 2008-01-21 Jason Merrill <jason@redhat.com>
14015 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
14016 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
14019 2008-01-21 DJ Delorie <dj@redhat.com>
14021 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
14024 2008-01-21 Richard Guenther <rguenther@suse.de>
14026 PR middle-end/34856
14027 * tree-cfg.c (verify_expr): Allow all invariant expressions
14028 instead of just constant class ones as reference argument.
14029 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
14030 like any other constant.
14031 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14033 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
14035 * regmove.c (fixup_match_1): Update call crossed frequencies.
14037 2008-01-21 Richard Guenther <rguenther@suse.de>
14040 * tree-inline.c (setup_one_parameter): Deal with mismatched
14041 types using a VIEW_CONVERT_EXPR.
14043 2008-01-21 Alon Dayan <alond@il.ibm.com>
14044 Olga Golovanevsky <olga@il.ibm.com>
14046 PR tree-optimization/34701
14047 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
14048 when the structure size is not a power of 2.
14050 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
14052 * doc/install.texi: Add doc for --enable-checking=df.
14054 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
14056 PR rtl-optimization/34808
14057 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
14059 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14061 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
14064 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14066 PR rtl-optimization/26854
14067 PR rtl-optimization/34400
14068 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
14070 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
14071 (df_rd_bb_info.expanded_lr_out): New.
14072 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
14073 * loop_iv.c (iv_analysis_loop_init): Ditto.
14074 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
14075 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
14076 Added code to allocate, initialize or free expanded_lr_out.
14077 (df_rd_bb_local_compute_process_def): Restructured to make
14078 more understandable.
14079 (df_rd_confluence_n): Add code to do nothing with fake edges and
14080 code to no apply invalidate_by_call sets if the sets are being trimmed.
14081 (df_lr_local_finalize): Renamed to df_lr_finalize.
14082 (df_live_local_finalize): Renamed to df_live_finalize.
14084 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
14087 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
14088 deciding whether to use reciprocal instructions.
14090 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
14092 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
14093 dwarf2out_note_section_used if cold_text_section is NULL.
14095 2008-01-19 Jakub Jelinek <jakub@redhat.com>
14097 PR gcov-profile/34610
14098 * tree-cfg.c (make_edges): Mark both outgoing edges from
14099 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
14100 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
14101 from OMP_FOR and OMP_CONTINUE outgoing edges.
14103 * tree-profile.c (tree_profiling): Return early if
14104 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
14106 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
14107 from cfun to child_cfun.
14108 * function.h (struct function): Add after_tree_profile bit.
14110 2008-01-19 Anatoly Sokolov <aesok@post.ru>
14112 * config/avr/avr.S (_exit): Disable interrupt.
14114 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14115 Steven Bosscher <stevenb.gcc@gmail.com>
14117 PR rtl-optimization/26854
14118 PR rtl-optimization/34400
14119 * df-problems.c (df_live_scratch): New scratch bitmap.
14120 (df_live_alloc): Allocate df_live_scratch when doing df_live.
14121 (df_live_reset): Clear the proper bitmaps.
14122 (df_live_bb_local_compute): Only process the artificial defs once
14123 since the order is not important.
14124 (df_live_init): Init the df_live sets only with the variables
14125 found live by df_lr.
14126 (df_live_transfer_function): Use the df_lr sets to prune the
14127 df_live sets as they are being computed.
14128 (df_live_free): Free df_live_scratch.
14130 2008-01-18 Ian Lance Taylor <iant@google.com>
14132 * common.opt: Add fmerge-debug-strings.
14133 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
14134 flag_merge_debug_strings rather than flag_merge_constants.
14135 * doc/invoke.texi (Option Summary): Mention
14136 -fmerge-debug-strings.
14137 (Debugging Options): Document -fmerge-debug-strings.
14139 2008-01-18 Ian Lance Taylor <iant@google.com>
14142 * tree.h (DECL_IS_OPERATOR_NEW): Define.
14143 (struct tree_function_decl): Add new field operator_new_flag.
14144 * tree-inline.c (expand_call_inline): When inlining a call to
14145 operator new, force the return value to go into a variable, and
14146 set DECL_NO_TBAA_P on that variable.
14147 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
14149 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
14152 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
14153 DWARF2_DEBUGGING_INFO.
14154 (dwarf2out_note_section_used): Ditto. Add prototype.
14155 (have_multiple_function_sections, text_section_used,
14156 cold_text_section_used, *cold_text_sections): Move declarations
14159 2008-01-17 Bob Wilson <bob.wilson@acm.org>
14161 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
14162 field and add signal_ra.
14163 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
14164 assignments to frame state pc. Move end of stack check after
14165 MD_FALLBACK_FRAME_STATE_FOR.
14166 (uw_update_context_1): Use frame state signal_regs if set, instead
14167 of checking signal_frame flag.
14168 (uw_update_context): Use frame state signal_ra if set.
14169 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
14170 * config/xtensa/linux-unwind.h: New file.
14172 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
14174 * modulo-sched.c (get_sched_window): Fix comment typo.
14176 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
14178 PR tree-optimization/34648
14179 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
14181 2008-01-17 Anatoly Sokolov <aesok@post.ru>
14183 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
14184 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
14186 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
14188 PR rtl-optimization/34400
14189 * df-core.c (df_worklist_dataflow_overeager,
14190 df_worklist_dataflow_doublequeue): New functions.
14191 (df_worklist_dataflow): Two different worklist solvers.
14192 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
14195 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14198 * doc/invoke.texi: Document the dependence on pthread for fopenmp
14199 and ftree-parallelize-loops.
14201 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
14203 PR rtl-optimization/34826
14204 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
14206 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
14208 * global.c (find_reg): Mark the eh regs as used if necessary.
14209 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
14210 * ra.h (struct allocno): no_eh_reg field added. Changed
14211 no_stack_reg type to bitfield.
14213 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
14215 * tree.c (substitute_in_expr): Add missing 'break'.
14217 2008-01-17 Richard Guenther <rguenther@suse.de>
14219 PR tree-optimization/34825
14220 * tree-ssa-math-opts.c (is_division_by): Do not recognize
14221 x / x as division to handle.
14223 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14225 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
14226 "-pthread" is specified.
14227 * pa-hpux11.h (LIB_SPEC): Likewise.
14229 2008-01-16 Janis Johnson <janis187@us.ibm.com>
14230 Peter Bergner <bergner@vnet.ibm.com>
14232 PR rtl-optimization/33796
14233 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
14235 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14237 PR libgfortran/34699
14238 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
14240 * pa-hpux10.h (LINK_SPEC): Likewise.
14241 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
14243 2008-01-16 Richard Guenther <rguenther@suse.de>
14245 PR middle-end/32628
14246 * fold-const.c (fold_convert_const_int_from_int): Do not
14247 set overflow if that occured only because of a sign extension
14248 change when converting from/to a sizetype with the same
14249 precision and signedness.
14251 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14254 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
14255 location address to the correct place. Update copyright year.
14257 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14259 * lambda-code.c (lambda_transform_legal_p): Handle the case of
14260 no dependences in the dependence_relations vector.
14262 2008-01-16 Jan Hubicka <jh@suse.cz>
14264 PR rtl-optimization/31396
14265 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
14266 * cfg.c (dump_reg_info): Print it.
14267 * regs.h (struct reg_info_t): add freq_calls_crossed.
14268 (REG_FREQ_CALLS_CROSSED): New macro.
14269 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
14270 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
14271 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
14272 regmove_optimize): Update call crossed frequencies.
14273 * local-alloc.c (struct qty): Add freq_calls_crossed.
14274 (alloc_qty): Copute freq_calls_crossed.
14275 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
14276 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
14277 * ra.h (struct allocno): Add freq_calls_crossed.
14279 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14281 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
14282 libgomp when compiling with ftree-parallelize-loops.
14283 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
14285 2008-01-16 Richard Guenther <rguenther@suse.de>
14287 PR tree-optimization/34769
14288 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
14289 * tree.c (int_cst_value): Instead make this function more
14290 permissive in what it accepts as valid input. Document this
14291 function always sign-extends the value.
14293 2008-01-16 Jakub Jelinek <jakub@redhat.com>
14294 Richard Guenther <rguenther@suse.de>
14297 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
14298 (gimple_fold_indirect_ref_rhs): ... this.
14299 (gimple_fold_indirect_ref): New function with foldings
14300 that preserve lvalueness.
14301 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
14302 * tree-flow.h (gimple_fold_indirect_ref): Declare.
14303 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
14304 to fold an INDIRECT_REF, fall back to the old use of
14305 fold_indirect_ref_1.
14307 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
14309 * tree-data-ref.c (subscript_dependence_tester_1): Call
14310 free_conflict_function.
14311 (compute_self_dependence): Same.
14313 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
14316 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
14317 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
14319 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
14320 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
14321 for DWARF2_UNWIND_INFO targets.
14323 2008-01-16 Richard Guenther <rguenther@suse.de>
14326 * c-typeck.c (common_pointer_type): Do not merge inconsistent
14327 type qualifiers for function types.
14329 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
14331 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
14332 loop_iterator li from previous commit.
14334 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
14336 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
14338 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14340 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
14341 (parallelize_loops): Don't parallelize irreducible components.
14343 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14346 * c-opts (c_common_post_options): Do not enable CPP
14347 flag_pedantic_errors by default.
14349 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
14351 PR rtl-optimization/31944
14352 * cse.c (remove_pseudo_from_table): New function.
14353 (merge_equiv_classes): Use above function to remove pseudo-registers.
14354 (invalidate): Likewise.
14356 2008-01-13 Richard Guenther <rguenther@suse.de>
14358 PR middle-end/34601
14359 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
14360 instead of TYPE_MODE to deal with calls from expand_one_error_var.
14362 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
14364 * gcse.c (cprop_jump): Call validate_unshare_change instead of
14365 validate_change to unshare the source of the PC set.
14367 2008-01-12 Jan Hubicka <jh@suse.cz>
14369 PR middle-end/32135
14370 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
14371 references above array bounds. This might trigger bounds checks for
14372 pointers to arrays.
14374 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14376 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
14377 new_replaceable_dependencies.
14379 2008-01-12 Doug Kwan <dougkwan@google.com>
14381 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
14382 instead of OPT_Wreturn_type in warning due to ignored return type
14384 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
14385 options included in -Wextra.
14386 * c.opt: New option -Wignored_qualifiers.
14387 * doc/invoke.texi (Warning Options, -Wextra): Add new option
14388 -Wignore_qualifiers.
14389 (-Wignored-qualifiers): Document.
14390 (-Wreturn-type): Remove description of functionality now handled
14391 by -Wignored-qualifiers.
14393 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
14396 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
14397 NOP_EXPR if it is between integral types with the same precision.
14399 2008-01-12 Jan Hubicka <jh@suse.cz>
14402 * invoke.texi (max-inline-recursive-depth): Fix default value.
14404 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
14406 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
14409 2008-01-11 Bob Wilson <bob.wilson@acm.org>
14411 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
14413 2008-01-11 James E. Wilson <wilson@specifix.com>
14416 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
14418 2008-01-11 Anatoly Sokolov <aesok@post.ru>
14420 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
14421 save/restore frame pointer register and don't use 'call-prologues'
14422 optimization in function with "OS_task" attribute.
14424 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
14426 PR middle-end/31309
14427 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
14428 when copying to memory.
14430 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
14432 PR rtl-optimization/30905
14433 * cfgcleanup.c: Include dce.h
14434 (crossjumps_occured): New global variable.
14435 (try_crossjump_bb): Exit loop after finding a fallthru edge.
14436 If something changed, set crossjumps_occured to true.
14437 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
14438 Don't add/remove fake edges to exit here...
14439 (cleanup_cfg): ...but do it here, when crossjumping.
14440 Run a fast DCE when successful crossjumps occured in the latest
14441 iteration of try_optimize_cfg.
14443 2008-01-11 Richard Guenther <rguenther@suse.de>
14445 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
14446 (struct vn_unary_op_s): Likewise.
14447 (vn_reference_insert): Free old reference on hash collision.
14449 2008-01-10 Raksit Ashok <raksit@google.com>
14451 PR rtl-optimization/27971
14452 * combine.c (find_split_point): Split PLUS expressions which are
14453 inside a MEM rtx, and whose first operand is complex.
14455 2008-01-10 DJ Delorie <dj@redhat.com>
14457 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
14458 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
14459 (m32c_hard_regno_ok): Call the underlying function.
14461 2008-01-10 Richard Guenther <rguenther@suse.de>
14463 PR middle-end/34683
14464 * tree-cfg.c (tree_merge_blocks): Do not go through the
14465 full-blown folding and stmt updating path if we just deal
14466 with virtual operands.
14467 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
14468 test for abnormal SSA_NAMEs.
14470 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
14472 PR middle-end/34641
14473 * reload.c (push_reload): Add assertions. All constants from
14474 reg_equiv_constant should have been used for replacing the respective
14476 (find_reloads_address): Invoke find_reloads_address_part for
14477 constant taken from the reg_equiv_constant array.
14479 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14481 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14482 field (valnum) the first in the struct. Replace bools with
14485 2008-01-10 Richard Guenther <rguenther@suse.de>
14487 PR tree-optimization/34651
14488 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14489 types and ordering for masking and converting.
14491 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14493 PR tree-optimization/34017
14494 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14495 also for PHI_NODE expressions.
14497 2008-01-09 Jan Hubicka <jh@suse.cz>
14499 PR tree-optimization/34708
14500 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14501 based on number of case labels.
14502 (init_inline_once): Remove switch_cost.
14503 * tree-inline.h (eni_weights_d): Remove switch_cost.
14505 2008-01-09 Richard Guenther <rguenther@suse.de>
14506 Andrew Pinski <andrew_pinski@playstation.sony.com>
14508 PR middle-end/30132
14509 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14510 temporary if an rvalue is ok or an lvalue is not required.
14512 2008-01-09 Richard Guenther <rguenther@suse.de>
14514 PR middle-end/34458
14515 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14516 adjust return type.
14518 2008-01-09 Richard Guenther <rguenther@suse.de>
14520 PR middle-end/34679
14521 * tree.c (host_integerp): Check for sizetype only if the
14522 type is an integer type.
14524 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14527 * opts.c (decode_options): Disable inlining of functions called
14528 once if not in unit-at-a-time mode.
14530 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14532 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14534 2008-01-08 Richard Guenther <rguenther@suse.de>
14536 PR middle-end/31863
14537 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14538 out early if the result will be unused.
14540 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14545 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14546 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14549 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14551 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14552 for vectorization tuned.
14554 2008-01-08 Richard Guenther <rguenther@suse.de>
14556 PR tree-optimization/34683
14557 * tree-ssa-operands.c (operand_build_cmp): Export.
14558 * tree-ssa-operands.h (operand_build_cmp): Declare.
14559 * tree-vn.c (vuses_compare): Remove.
14560 (sort_vuses): Use operand_build_cmp.
14561 (sort_vuses_heap): Likewise.
14562 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14563 to re-use old VEC if available. Do not sort already sorted VUSEs.
14564 (vdefs_to_vec): Do not sort already sorted VDEFs.
14566 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14568 PR middle-end/34694
14569 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14571 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14574 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14575 limitations of reciprocal sequences on x86 targets.
14577 2008-01-08 Richard Guenther <rguenther@suse.de>
14579 PR tree-optimization/34683
14580 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14582 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14585 * config/darwin.c (darwin_mergeable_string_section): Don't use
14586 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14588 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14591 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14592 negxf2. Macroize expander using X87MODEF mode iterator. Change
14593 predicates of op0 and op1 to register_operand.
14594 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14595 expander using X87MODEF mode iterator. Change predicates of
14596 op0 and op1 to register_operand.
14597 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14598 corresponding patterns and macroize using MODEF macro. Change
14599 predicates of op0 and op1 to register_operand and remove
14600 "m" constraint. Disparage "r" alternative with "!".
14601 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14602 macroize using X87MODEF macro. Change predicates of op0 and op1
14603 to register_operand and remove "m" constraint. Disparage "r"
14604 alternative with "!".
14605 (absneg splitter with memory operands): Remove.
14606 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14607 patterns and macroize using X87MODEF mode iterator.
14608 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14609 Change predicate of op1 to register_operand.
14610 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14611 for memory operands.
14613 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14615 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14617 2008-01-07 Richard Guenther <rguenther@suse.de>
14619 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14622 2008-01-07 Richard Guenther <rguenther@suse.de>
14624 PR tree-optimization/34683
14625 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14626 VOPs of the needed size to save memory. Use VEC_quick_push
14627 to save compile-time.
14628 (vdefs_to_vec): Likewise.
14630 2008-01-07 Sa Liu <saliu@de.ibm.com>
14632 * config/spu/spu.md (divdf3): Genetate inline code for double
14633 division. The implementation doesn't handle INF or NAN, therefore it
14634 only applies when -ffinite-math-only is given.
14636 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14639 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14640 * doc/cpp.texi ([Common Predefined Macros]): Document.
14642 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14644 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14645 order to use commutative addition instead of subtraction.
14647 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14648 Mircea Namolaru <namolaru@il.ibm.com>
14649 Vladimir Yanovsky <yanov@il.ibm.com>
14650 Revital Eres <eres@il.ibm.com>
14652 PR tree-optimization/34263
14653 * tree-outof-ssa.c (process_single_block_loop_latch,
14654 contains_tree_r): New functions.
14655 (analyze_edges_for_bb): Call process_single_block_loop_latch
14656 function to empty single-basic-block latch block if possible.
14658 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14660 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14662 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14664 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14666 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14668 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14670 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14672 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14674 PR tree-optimization/34618
14675 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14678 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14681 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14682 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14683 Update copyright year.
14685 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14686 Update copyright year.
14687 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14690 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14692 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14693 edge does not point to current bb before changing need_assert.
14695 2008-01-04 Richard Guenther <rguenther@suse.de>
14697 PR middle-end/34029
14698 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14699 for verifying purposes if they are is_gimple_min_invariant.
14701 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14703 PR tree-optimization/34448
14704 PR tree-optimization/34465
14705 * gimplify.c (gimplify_init_constructor): Add new parameter
14706 notify_temp_creation. Use it.
14707 (gimplify_modify_expr_rhs): Take volatiles into account when
14708 optimizing constructors.
14709 Do not optimize constructors if gimplify_init_constructor will dump to
14711 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14712 * gcc.c-torture/compile/pr34448.c: New.
14714 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14716 PR gcov-profile/34609
14717 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14718 return_slot if result is TREE_ADDRESSABLE.
14720 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14722 * config/mips/mips.md (sqrt_condition): Tweak comment.
14723 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14725 2008-01-03 Tom Tromey <tromey@redhat.com>
14728 * c-common.c (c_type_hash): Handle VLAs.
14730 2008-01-03 Jan Hubicka <jh@suse.cz>
14732 PR tree-optimization/31081
14733 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14734 0 when inlining and not inlining to first basic block.
14735 (remap_decl): When var is initialized to 0, don't set default_def.
14736 (expand_call_inline): Set entry_bb.
14737 * tree-inline.h (copy_body_data): Add entry_bb.
14739 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14742 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14745 PR tree-optimization/29484
14746 * tree-inline.c (inline_forbidden_p_2): New function.
14747 (inline_forbidden_p): Disallow inlining if some static var
14748 has an address of a local LABEL_DECL in its initializer.
14749 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14752 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14754 PR tree-optimization/34635
14755 * tree-data-ref.c (add_other_self_distances): Make sure that the
14756 evolution step is constant.
14758 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14760 PR middle-end/34608
14761 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14763 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14765 * tree-sra.c (scalarize_init): Insert the generate_element_init
14766 statements after the generate_element_zero statements.
14768 2008-01-02 Richard Guenther <rguenther@suse.de>
14770 PR middle-end/34093
14771 PR middle-end/31976
14772 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14773 for very large number of operands instead of ICEing.
14775 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14778 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14779 while stack probing.
14781 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14783 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14786 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14788 PR libmudflap/26442
14789 * tree-mudflap.c (mx_register_decls): Guard warning by
14790 !DECL_ARTIFICIAL check.
14792 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14794 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14795 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14796 sse5_perm<mode>): Fix constraints.