1 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3 Fix PR tree-optimization/22422
4 * tree-ssa-structalias.c (struct variable_info): Add flag for
6 (get_varinfo): Now a static function.
7 (new_varinfo): init has_union and is_special_var to false.
8 (solution_set_add): Check has_union.
9 (do_da_constraint): Move temporary variable so it gets reset
11 Also check for special variable.
12 (do_ds_constraint): Ditto.
13 (do_sd_constraint): Ditto.
14 (do_structure_copy): Check for special variable.
15 (find_func_aliases): Ditto.
16 (init_base_vars): Set special vars properly.
18 2005-07-13 Jan Hubicka <jh@suse.cz>
20 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
23 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
24 (get_expr_operands): Fix thinko wrt flags and subvars.
26 PR tree-optimize/22379
27 * tree-inline.c (expand_call_inline): Do not output sorry in early
30 2005-07-12 Dale Johannesen <dalej@apple.com>
32 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
34 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
37 * host-linux.h: Include limits.h.
39 2005-07-12 Dale Johannesen <dalej@apple.com>
41 * expr.c (compress_float_constant): Add cost check.
42 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
44 2005-07-12 Dale Johannesen <dalej@apple.com>
46 * gcc.target/i386/compress-float-sse.c: New.
47 * gcc.target/i386/compress-float-sse-pic.c: New.
48 * gcc.target/i386/compress-float-387.c: New.
49 * gcc.target/i386/compress-float-387-pic.c: New.
50 * gcc.dg/compress-float-ppc.c: New.
51 * gcc.dg/compress-float-ppc-pic.c: New.
53 2005-07-12 Eric Christopher <echristo@redhat.com>
55 * gcc.c (struct infile): Update comment for language.
56 (main): Rewrite input file resetting code.
58 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
61 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
62 requiring a cast in a non RHS of modify_expr. Add a cast when required.
63 (lookup_avail_expr): Use constant_boolean_node instead
64 of boolean_false_node/boolean_true_node.
66 2005-07-12 Ben Elliston <bje@au.ibm.com>
68 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
69 and use it when printing num_edges.
71 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
73 * doc/extend.texi (Blackfin Built-in Functions): New section.
74 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
77 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
79 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
81 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
83 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
84 (init_optabs): Initialize cmpstrn_optab.
85 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
86 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
87 * expr.c: (enum insn_code cmpstrn_optab): Declare.
88 * config/i386/i386.md: s/cmpstr/cmpstrn
89 * config/c4x/c4x.md: s/cmpstr/cmpstrn
90 * doc/md.texi: Update documentation.
92 2005-07-11 Richard Henderson <rth@redhat.com>
94 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
95 build_va_arg_indirect_ref.
96 (alpha_gimplify_va_arg): Likewise.
97 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
98 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
99 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
100 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
101 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
102 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
104 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
106 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
108 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
109 * passes.c (init_optimization_passes): Add pass_empty_loop.
110 * tree-pass.h (pass_empty_loop): Declare.
111 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
112 try_remove_empty_loop, remove_empty_loops): New functions.
113 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
114 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
116 2005-07-12 Peter Barada <peter@the-baradas.com>
120 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
121 in address registers.
122 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
123 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
124 alternative of addsi3_5200.
126 2005-07-11 Ian Lance Taylor <ian@airs.com>
128 * config/mips/mips.md (ffs<mode>2): Remove.
130 2005-07-11 Ian Lance Taylor <ian@airs.com>
132 * doc/tree-ssa.texi (Cleanups): Improve description of
134 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
136 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
138 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
139 * tree.h (DECL_ARGUMENT_FLD): New macro.
141 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
143 Fix PR tree-optimization/22404
145 * tree-ssa-structalias.c (create_variable_info_for): Use
148 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
150 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
151 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
152 for second comparison operand.
153 * config/bfin/predicates.md (reg_or_const_int_operand): New.
155 * config/bfin/bfin.md (define_attr "type"): Add "sync".
156 (define_insn_reservation "alu"): Likewise.
157 (csync, ssync): Now of type sync.
158 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
159 -mcsync-anomaly -mspecld-anomaly.
160 * config/bfin/bfin.opt (mcsync): Remove.
161 (mcsync-anomaly, mspecld-anomaly): Add.
162 * config/bfin/bfin.c: Include "insn-codes.h".
163 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
164 (TARGET_DEFAULT_TARGET_FLAGS): New.
165 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
167 2005-07-11 Steven Bosscher <stevenb@suse.de>
169 * basic-block.h: Give the BB flags enum a name, bb_flags.
170 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
171 * cfgcleanup.c (enum bb_flags): Remove here.
172 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
173 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
174 (update_forwarder_flag): Likewise.
175 (thread_jump): Likewise.
176 (try_forward_edges): Likewise.
177 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
178 forwarder flags. Don't clear bb->aux for all basic blocks. Only
179 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
181 2005-07-11 Richard Guenther <rguenther@suse.de>
183 * config/i386/i386.opt: New target option -msseregparm.
184 * config/i386/i386.c (override_options): Error out for
185 -msseregparm but no SSE support.
186 (ix86_function_sseregparm): Check for global sseregparm.
187 * doc/invoke.texi: Document -msseregparm.
189 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
191 * config.gcc (m32r-*-linux*): Use the default extra_parts.
192 (m32rle-*-linux*): Ditto.
194 2005-07-11 Jakub Jelinek <jakub@redhat.com>
196 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
197 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
200 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
204 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
205 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
207 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
209 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
210 (varmap): Heapify varmap.
211 (constraints): Heapify constraints.
212 (struct constraint_graph): Heapify succs and preds.
213 (constraint_vec_find): Update for heapification.
214 (constraint_set_union): Ditto.
215 (insert_into_complex): Ditto.
216 (constraint_edge_vec_find): Ditto.
217 (erase_graph_self_edge): Ditto.
218 (add_graph_edge): Ditto.
219 (get_graph_weights): Ditto.
220 (merge_graph_nodes): Ditto.
221 (build_constraint_graph): Ditto.
223 (solve_graph): Ditto.
224 (create_variable_info_for): Ditto.
225 (init_base_vars): Ditto.
226 (delete_points_to_sets): Free graph, varmap, and complex constraints.
227 (condese_varmap_nodes): Free complex vector.
228 (clear_edges_for_node): Clear succs and preds vector.
230 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
232 * tree-ssa-structalias.c (update_alias_info): Change counting of
233 references to not include vdefs.
235 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
237 * tree-ssa-alias.c (free_used_part_map): Add missing free.
240 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
242 * pa.c (pa_commutative_p): Make PLUS commutative when
243 TARGET_NO_SPACE_REGS is true.
245 2005-07-09 Diego Novillo <dnovillo@redhat.com>
247 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
248 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
249 * tree-dfa.c (dump_subvars_for): New.
250 (debug_subvars_for): New.
251 (dump_variable): Show subvariables if VAR has them.
252 * tree-flow-inline.h (get_subvar_at): New.
253 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
254 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
256 (struct subvar): Change fields offset and size to unsigned
258 (dump_subvars_for): Declare.
259 (debug_subvars_for): Declare.
260 (get_subvar_at): Declare.
261 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
262 to unsigned HOST_WIDE_INT *.
263 (overlap_subvar): Likewise.
264 * tree-gimple.c (is_gimple_reg): Always return false for
265 SFTs and memory tags.
266 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
268 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
269 (compute_may_aliases): Call compute_points_to_sets.
270 (collect_points_to_info_for): Remove.
271 (compute_points_to_and_addr_escape): Remove.
272 (delete_alias_info): Call delete_points_to_sets.
273 (compute_flow_sensitive_aliasing): If the call to
274 find_what_p_points_to returns false, call set_pt_anything.
275 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
276 (set_pt_anything): Clear pi->pt_vars.
277 (set_pt_malloc): Remove.
278 (merge_pointed_to_info): Remove.
279 (add_pointed_to_expr): Remove.
280 (add_pointed_to_var): Remove.
281 (collect_points_to_info_r): Remove.
282 (is_escape_site): Make extern.
284 (create_overlap_variables_for): Call it.
285 * tree-ssa-copy.c (merge_alias_info): Never merge
286 flow-sensitive alias information.
287 * tree-ssa-operands.c (get_expr_operands): Adjust variables
288 offset and size to be unsigned HOST_WIDE_INT.
289 (add_to_addressable_set): Rename from note_addressable.
290 Set TREE_ADDRESSABLE as the variables are added to the set.
292 (add_stmt_operand): Do not try to micro-optimize unmodifiable
293 operands into VUSEs when adding V_MAY_DEFs for members in an
295 * tree-ssa-operands.h (add_to_addressable_set): Declare.
296 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
297 (struct variable_info): Add bitfield is_heap_var.
298 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
299 (new_var_info): Initialize is_heap_var.
300 (get_constraint_for): Add HEAP variables to the symbol table.
301 Mark them with is_heap_var.
302 (update_alias_info): New. Taken mostly from the old
303 compute_points_to_and_addr_escape.
304 (handle_ptr_arith): New.
305 (find_func_aliases): Call update_alias_info.
306 Call handle_ptr_info for tcc_binary expressions.
307 Call mark_stmt_modified.
308 (create_variable_info_for): If DECL has subvars, do not create
309 variables for its subvars. Always add all the fields.
310 (set_uids_in_ptset): If the solution includes ANYOFFSET and
311 SFTs, then add all the SFTs of the structure.
312 If VI->DECL is an aggregate with subvariables, add the SFT at
314 (find_what_p_points_to): If VI is an artificial variable,
315 translate to bitfields in SSA_NAME_PTR_INFO.
316 If the solution is empty, set pi->pt_vars to NULL
317 (init_base_vars): Create ANYOFFSET.
318 (compute_points_to_sets): Rename from create_alias_vars.
320 (pass_build_pta): Remove.
321 (delete_points_to_sets): Rename from delete_alias_vars.
322 (pass_del_pta): Remove.
323 * tree-ssa-structalias.h (struct alias_info): Move from
325 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
326 NUM_REFERENCES_SET): Likewise.
327 (compute_points_to_sets, delete_points_to_sets): Declare.
329 2005-07-09 Richard Henderson <rth@redhat.com>
331 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
332 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
333 alpha_split_lock_test_and_set_12): New functions.
334 * config/alpha/alpha-protos.h: Update.
335 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
336 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
337 * config/alpha/sync.md (I12MODE): New.
338 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
339 (sync_<fetchop_name><I48MODE>): Likewise.
340 (sync_nand<I48MODE>): Likewise.
341 (sync_old_<fetchop_name><I48MODE>): Likewise.
342 (sync_new_<fetchop_name><I48MODE>): Likewise.
343 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
344 (sync_compare_and_swap<I48MODE>): Likewise.
345 (sync_lock_test_and_set<I48MODE>): Likewise.
346 (sync_compare_and_swap<I12MODE>): New.
347 (sync_compare_and_swap<I12MODE>_1): New.
348 (sync_lock_test_and_set<I12MODE>): New.
349 (sync_lock_test_and_set<I12MODE>_1): New.
351 2005-07-09 Diego Novillo <dnovillo@redhat.com>
355 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
357 2005-07-09 Jakub Jelinek <jakub@redhat.com>
359 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
360 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
362 2005-07-09 Richard SAndiford <richard@codesourcery.com>
365 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
367 2005-07-08 David Edelsohn <edelsohn@gnu.org>
369 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
370 memory_operand constraint.
371 (store_conditional_<mode>): Same.
372 (sync_compare_and_swap<mode>): Same.
373 (sync_lock_test_and_set<mode>): Same.
375 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
377 Rewrite PIC support to more closely model actual instructions.
378 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
379 (cris_symbol): Remove prototypes for removed functions.
380 (cris_pic_symbol_type_of, cris_valid_pic_const)
381 (cris_expand_pic_call_address): Prototypes for new functions.
382 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
384 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
386 <case ':'>: Add case for new punctuation character.
387 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
388 emitting (extra) PIC modifier.
389 <case UNSPEC>: Do not assert for PLT.
390 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
391 (cris_expand_prologue, cris_expand_epilogue): Check
392 for pic_offset_table_rtx usage instead of taking
393 current_function_uses_pic_offset_table as the final word.
394 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
395 Remove flag_pic difference.
396 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
397 the moral equivalents of...
398 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
400 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
401 (cris_handle_option): Mark ARG as unused.
402 (cris_expand_pic_call_address): New worker function for "call",
404 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
405 output PIC constructs here.
406 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
407 as symbol-specific modifers, not whole or part of operands.
408 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
409 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
410 constants and flag_pic.
411 (CONSTANT_INDEX_P): Adjust for new functions.
412 (enum cris_pic_symbol_type): New helper type.
413 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
414 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
415 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
417 ("movsi"): Emit actual instructions for GOT and relative access.
418 ("*movsi_got_load"): New pattern to set up the register holding
420 ("*movsi_internal"): Operand 1 is not a plain general_operand.
421 Adjust FIXME for 'S'.
422 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
423 Use "movs" for -fpic cases.
424 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
425 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
426 ("call", "call_value"): Just call cris_expand_pic_call_address for
428 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
429 Remove special pattern.
430 ("*expanded_call_side", "*expanded_call_value_side"): New
432 (gotplt-to-plt, gotplt-to-plt-side-call)
433 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
435 * config/cris/cris/predicates.md
436 ("cris_general_operand_or_gotless_symbol"): Remove unused
438 ("cris_general_operand_or_symbol"): Adjust for new functions.
440 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
442 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
444 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
446 * Makefile.in (TREE_H): Add treestruct.def.
447 (c-decl.o): Add pointer-set.h
448 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
449 visibility on regular DECL's.
450 (merge_decls): Fix the copying of decl nodes of various types for
451 the new structures. Don't update RTL, section name, weak status,
452 etc, on DECL's without RTL.
453 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
454 Don't check volatile on non-variable types.
455 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
456 to check whether we have seen arguments.
457 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
458 flag is checked before field (flag is common, field is not).
459 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
460 TS_DECL_COMMON could have an origin.
461 (add_location_or_const_value_attribute): Don't check section name
462 on non-var/function decls.
463 (dwarf2out_var_location): Reverse order of tests.
464 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
465 with DECL_WRTL_CHECK.
466 * expmed.c (make_tree): rtl is now in decl_with_rtl.
467 * fold-const.c (fold_binary): Don't check weakness on
468 non-var/function decls.
469 (tree_expr_nonzero_p): Ditto.
470 (fold_checksum_tree): Use tree_decl_extra as sizeof
472 * ggc-page.c (extra_order_size_table): Add sizes for
473 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
475 * gimplify.c (gimplify_bind_expr): Only set
476 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
477 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
479 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
480 * langhooks.h (init_ts). New langhook.
481 * passes.c (rest_of_decl_compilation): Reverse order of tests.
482 * print-tree.c (print_node): Update to only print fields that
483 exist in the structures the passed decl has.
484 * toplev.c (wrapup_global_declarations): Don't reset
485 DECL_DEFER_OUTPUT on DECL's that don't contain it.
486 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
487 * tree-inline.c (remap_decl): Ditto.
488 * tree-outof-ssa.c (create_temp): Reverse order of tests.
489 * tree-pretty-print.c (print_declaration): Don't print
490 DECL_REGISTER on things that don't contain it.
491 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
492 non-var/function decls.
493 * tree.c (tree_contains_struct): New structure.
494 (init_priority_for_decl): New hashtable.
495 (tree_int_map): New structure.
496 (tree_int_map_eq): New function.
497 (tree_int_map_marked_p): Ditto.
498 (tree_int_map_hash): Ditto.
499 (tree_map): Move to tree.h.
500 (tree_map_eq): Externalize.
501 (tree_map_hash): Ditto.
502 (tree_map_marked_p): Ditto.
503 (init_ttree): Set up tree_contains_struct and call langhook.
504 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
505 (tree_code_size): Update for new structures.
506 (tree_node_structure): Update for new structures.
507 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
509 (copy_node_stat): Copy init priority.
510 (build_decl_stat): Ditto for visibility.
511 (ts_enum_names): New.
512 (tree_contains_struct_check_failed): New function.
513 (decl_init_priority_lookup): Ditto.
514 (decl_init_priority_insert): Ditto.
515 * treestruct.def: New file.
516 * tree.h (CODE_CONTAINS_STRUCT): New macro.
517 (CONTAINS_STRUCT_CHECK): Ditto.
518 (tree_contains_struct_check_failed): New prototype.
519 (DECL_CHECK): Removed.
520 (DECL_MINIMAL_CHECK): New.
521 (DECL_COMMON_CHECK): Ditto.
522 (DECL_WRTL_CHECK): Ditto.
523 (DECL_NON_COMMON_CHECK): Ditto.
524 (DECL_WITH_VIS_CHECK): Ditto.
525 (VAR_OR_FUNCTION_DECL_P): Ditto
526 (struct tree_decl_minimal): New structure.
527 (struct tree_decl_common): Ditto.
528 (struct tree_decl_with_rtl): Ditto.
529 (struct tree_decl_with_vis): Ditto.
530 (struct tree_decl_non_common): Ditto.
531 (struct tree_field_decl): Ditto.
532 (struct tree_parm_decl): Ditto.
533 (struct tree_var_decl): Ditto.
534 (struct tree_function_decl): Ditto.
535 (struct tree_const_decl): Ditto.
536 (struct tree_result_decl): Ditto.
537 (union tree_node): Add new structures.
538 * var-tracking.c (track_expr_p): Reverse order of tests.
540 * doc/c-tree.texi: Add documentation on DECL node internal structure.
542 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
544 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
545 * system.h: Poison FINALIZE_PIC.
546 * doc/tm.texi (FINALIZE_PIC): Remove.
548 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
551 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
552 to the correct type if we have a MODIFY_EXPR.
554 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
556 PR tree-optimization/22360
557 * tree.c (upper_bound_in_type): Fix calculations for casting
558 to a non-wider signed type and casting a signed value to a
560 (lower_bound_in_type): Fix calculations for casting to a
561 non-wider signed type.
563 PR tree-optimization/20139
564 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
566 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
568 * tree-ssanames.c (release_defs): Assert in_ssa_p.
569 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
571 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
574 * tree-complex.c (expand_complex_libcall): Produce
575 REALPART_EXPR/IMAGPART_EXPR with the correct type.
577 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
579 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
580 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
581 b" assert and inserted fastpath code for this case.
582 (bitmap_ior): Removed "a != b" assert.
584 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
586 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
587 (ENDFILE_SPEC): Likewise.
588 * config/m32r/m32r.h (ASM_SPEC): Likewise.
590 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
591 a large stack frame at epilogue.
593 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
595 * final.c: Include sdbout.h when required.
597 2005-07-07 Geoffrey Keating <geoffk@apple.com>
599 * config.gcc (*-*-darwin*): Only one target-specific header file
601 (powerpc-*-darwin*): Add version-specific header files.
602 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
603 * config.in: Regenerate.
604 * configure: Regenerate.
605 * gcc.c: Include xregex.h.
606 (version_compare_spec_function): New.
607 (spec_function): Add version-compare.
608 (replace_outfile_spec_function): Reformat comment.
609 (compare_version_strings): New.
610 * config/darwin-c.c (version_as_macro): New.
611 (builtin_define): New.
612 (darwin_cpp_builtins): New.
613 * config/darwin-protos.h (darwin_cpp_builtins): New.
614 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
615 (LIB_SPEC): Make unconditional, update comment.
616 (TARGET_C99_FUNCTIONS): Define.
617 * config/darwin.opt: Sort.
618 (mmacosx-version-min=): New.
619 * config/darwin7.h: Delete.
620 * config/darwin8.h: Delete.
621 * config/i386/darwin.h (): Call darwin_cpp_builtins.
622 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
623 (TARGET_C99_FUNCTIONS): Define.
624 * config/rs6000/darwin7.h: New.
625 * config/rs6000/darwin8.h: New.
626 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
627 (-mmacosx-version-min): Document.
629 2005-07-07 Ian Lance Taylor <ian@airs.com>
631 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
633 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
636 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
638 2005-07-07 Khem Raj <kraj@mvista.com>
640 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
643 2005-07-07 Paul Brook <paul@codesourcery.com>
645 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
646 DEFAULT_FUNCTION_ARG_PADDING to upward.
648 2005-07-07 Richard Henderson <rth@redhat.com>
650 * function.c (locate_and_pad_parm): Record parameter alignment in
651 stack_alignment_needed.
653 2005-07-07 David Edelsohn <edelsohn@gnu.org>
655 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
656 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
657 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
658 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
659 (define_attr "type"): Add isync, sync, load_l, store_c.
660 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
661 Create scratch volatile MEM.
662 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
664 (load_locked_<mode>): New.
665 (store_conditional_<mode>): New.
666 (sync_compare_and_swap<mode>): Replace with splitter.
667 (sync_lock_test_and_set<mode>): Replace with splitter.
668 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
670 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
671 is ics. Attribute isync.
672 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
674 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
676 (emit_unlikely_jump): New.
677 (emit_load_locked): New.
678 (emit_store_conditional): New.
679 (rs6000_split_compare_and_swap): New.
680 (rs6000_split_lock_test_and_set): New.
681 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
682 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
683 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
684 rs6000_split_lock_test_and_set): Declare.
685 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
686 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
687 store_c, isync, sync.
689 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
691 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
692 filenames to gtyp-gen.h.
693 (s-typ-gen): Use it in place of for loops.
695 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
697 * hooks.c (hook_bool_rtx_int_false): New function.
698 * hooks.h (hook_bool_rtx_int_false): Declare.
699 * target-def.h (TARGET_COMMUTATIVE_P): Define.
700 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
701 * target.h (struct gcc_target): Add commutative_p member.
702 * targhooks.c (hook_bool_rtx_commutative_p): New function.
703 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
704 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
705 (pa_commutative_p): New function.
706 * jump.c (target.h): Include.
707 (rtx_renumbered_equal_p): Use targetm.commutative_p.
708 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
710 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
712 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
713 (s390_expand_setmem): New.
714 * config/s390/s390.c: Likewise.
715 (print_shift_count_operand): Truncate to 12 bits instead of 6.
717 * config/s390/s390.md: ("setmem<mode>"): Accept character as
718 general_operand. Call new function "s390_expand_setmem".
719 ("clrmem_long", "*clrmem_long"): Rewrite to ...
720 ("setmem_long", "*setmem_long"): ... this.
722 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
724 * config/s390/s390.c: (optimization_options): Enable
726 * doc/invoke.texi: Document changes in default behaviour.
727 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
729 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
731 * expr.c: (set_storage_via_setmem): Convert opchar to mode
734 2005-07-07 Jakub Jelinek <jakub@redhat.com>
736 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
737 all sets in the pattern.
738 * config/rs6000/rs6000.md (stack_protect_testsi,
739 stack_protect_testdi): Likewise.
741 2005-07-06 Jeff Law <law@redhat.com>
743 * tree-vrp.c (simplify_using_ranges): Kill.
744 (vrp_finalize): Remove call to simplify_using_ranges.
745 (simplify_stmt_using_ranges): New function extracted from
746 simplify_using_ranges.
747 (simplify_div_or_mod_using_ranges): Likewise.
748 (simplify_abs_using_ranges): Likewise.
749 (simplify_cond_using_ranges): New function.
750 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
751 * tree-ssa-propagate.c (substitute_and_fold): Call
752 simplify_stmt_using_ranges if we have range information.
754 2005-07-06 James E. Wilson <wilson@specifixinc.com>
756 * config/ia64/ia64.c (ia64_reorg): Check optimize before
757 ia64_flag_schedule_isns2.
759 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
760 reading/writing general registers.
761 (ia64_function_arg): Revert 2005-06-18 change.
763 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
765 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
766 (legitimize_tls_address): Use gcc_unreachable instead of abort.
768 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
770 * function.c (expand_function_end): Revert part of 2005-06-27
771 patch. Do sjlj_emit_function_exit_after after return_label.
773 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
775 * doc/install.texi (--disable-libssp): New.
777 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
779 * doc/invoke.texi: Update -fforce-mem documentation.
780 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
781 code for -fforce-mem.
782 * expmed.c: (store_bit_field,store_fixed_bit_field,
783 extract_bit_field): Ditto.
784 * expr.c: (convert_move): Ditto.
785 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
786 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
787 emit_conditional_add,expand_float,expand_fix): Ditto.
788 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
789 (common_handle_option): Issue warning when -fforce-mem specified.
791 2005-07-06 Paul Brook <paul@codesourcery.com>
793 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
795 * configure: Regenerate.
797 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
799 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
801 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
803 Fix PR tree-optimization/22319
804 Fix PR tree-optimization/22140
805 Fix PR tree-optimization/22310
807 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
808 variable sized types.
809 Use correct type for intermediate structure on *a = *b structure
812 2005-07-06 Jakub Jelinek <jakub@redhat.com>
814 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
816 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
817 (machine_function): Move typedef to...
818 * config/rs6000/rs6000.c (machine_function): ... here. Add
819 varargs_save_offset field.
820 (rs6000_stack_t): Remove varargs_size field.
821 (setup_incoming_varargs): Allocate varargs save area using
822 assign_stack_local, try to make it as small as possible.
823 Save offset from virtual_stack_vars_rtx to the save area
824 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
825 instead of magic 8 when fp word byte size is used.
826 (rs6000_va_start): Use cfun->machine->varargs_save_offset
827 instead of -RS6000_VARARGS_SIZE.
828 (rs6000_stack_info, debug_stack_info,
829 rs6000_initial_elimination_offset): Remove all traces of
831 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
832 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
835 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
837 PR tree-optimization/21963
838 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
839 constant_multiple_of in the same way get_computation_cost_at does.
841 2005-07-06 Jakub Jelinek <jakub@redhat.com>
843 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
844 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
845 (gen_compare_reg): If sparc_compare_emitted is set, clear it
846 and return its previous value.
847 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
848 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
850 (stack_protect_set, stack_protect_test): New expanders.
851 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
852 stack_protect_testdi): New insns.
853 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
854 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
856 2005-07-06 Jeff Law <law@redhat.com>
858 * tree-ssa-dce.c (cfg_altered): New global.
859 (tree_dce_init): Initialize cfg_altered.
860 (remove_dead_stmt): If we remove an edge in the CFG, then set
862 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
865 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
867 * Makefile.in (stamp-collect-ld): Use
868 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
869 ./collect-ld if it already exists.
870 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
871 Don't remove ./nm if it already exists.
873 2005-07-05 Devang Patel <dpatel@apple.com>
875 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
876 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
877 * tree-vectorizer.c (vect_loop_location): New.
878 (vect_print_dump_info): Use vect_loop_location.
879 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
880 (vectorize_loops): Set vect_loop_location.
881 * tree-vect-analyze.c (vect_analyze_offset_expr,
882 vect_determin_vectorization_factor, vect_analyze_operations,
883 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
884 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
885 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
886 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
887 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
888 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
889 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
890 vect_analyze_loop): Adjust vect_print_dump_info API.
891 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
892 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
893 vect_finish_stmt_generation, vectorizable_assignment,
894 vectorizable_operation, vectorizable_store, vectorizable_load,
895 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
896 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
897 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
898 vect_transform_loop): Same.
899 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
900 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
903 2005-07-05 Randolph Chung <tausq@debian.org>
905 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
906 * configure: Regenerate.
907 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
908 (pa_tls_referenced_p): Declare.
909 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
910 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
911 (legitimize_tls_address): New.
912 (hppa_legitimize_address): Handle TLS addresses.
913 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
914 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
915 (emit_move_sequence): Handle TLS addresses.
916 (pa_encode_section_info): Call default handler to handle common
918 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
919 (CONSTANT_ADDRESS_P): Reject TLS operands.
920 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
921 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
922 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
923 (UNSPEC_TLSLE): Define new constants.
924 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
925 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
926 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
927 (tie_symbolic_operand, tle_symbolic_operand): New
929 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
931 * aclocal.m4: Update macros for autoconf 2.59 style.
932 * configure.ac: Likewise.
934 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
936 * pa.c (function_value): Handle small aggregates on 32-bit targets.
937 (function_arg): Pass small aggregates in general registers on 32-bit
939 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
941 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
943 * Makefile.in (final.o): Fix dependencies.
945 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
949 * langhooks.h (struct lang_hooks): Add expr_to_decl.
950 * langhooks.c (lhd_expr_to_decl): New.
951 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
953 (LANG_HOOKS_INITIALIZER): Update.
954 * tree.c (recompute_tree_invarant_for_addr_expr): Call
955 expr_to_decl langhook.
956 * c-tree.h (c_expr_to_decl): Declare.
957 * c-typeck.c (c_expr_to_decl): New.
958 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
960 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
962 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
965 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
966 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
968 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
970 * Makefile.in: Adjust dependencies.
971 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
972 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
973 * alias.c (rest_of_handle_cfg, pass_cfg): New.
974 * bb-reorder.c (duplicate_computed_gotos): Make it static.
975 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
978 * bb-reorder.c (gate_duplicate_computed_gotos,
979 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
980 rest_of_handle_reorder_blocks, pass_reorder_blocks,
981 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
982 pass_partition_blocks): New.
983 * bt-load.c (gate_handle_branch_target_load_optimize,
984 rest_of_handle_branch_target_load_optimize,
985 pass_branch_target_load_optimize): New.
986 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
988 * cfglayout.c (pass_insn_locators_initialize): New.
989 * cfgrtl.c (pass_free_cfg): New.
990 * combine.c (gate_handle_combine, rest_of_handle_combine,
992 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
993 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
994 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
995 * except.c (pass_set_nothrow_function_flags,
996 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
998 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
999 rest_of_handle_shorten_branches, pass_shorten_branches,
1000 rest_of_clean_state, pass_clean_state): New.
1001 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
1002 rest_of_handle_remove_death_notes, pass_remove_death_notes,
1003 rest_of_handle_life, pass_life, rest_of_handle_flow2,
1005 * function.c (pass_instantiate_virtual_regs, pass_init_function,
1006 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
1007 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1008 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
1010 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
1011 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
1012 pass_rtl_ifcvt, gate_handle_if_after_combine,
1013 rest_of_handle_if_after_combine, pass_if_after_combine,
1014 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
1015 pass_if_after_reload): New.
1016 * integrate.c (pass_initial_value_sets): New.
1017 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
1018 pass_purge_lineno_notes): New.
1019 * mode-switching.c (rest_of_handle_mode_switching,
1020 pass_mode_switching): New.
1021 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
1022 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
1024 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
1025 pass_loop_optimize): New.
1026 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
1028 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
1030 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
1031 pass_postreload_cse): New.
1032 * profile.c (gate_handle_profiling, pass_profiling,
1033 rest_of_handle_branch_prob, pass_branch_prob): New.
1034 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
1035 pass_split_before_regstack, gate_handle_split_before_regstack,
1036 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
1037 rest_of_handle_split_all_insns, pass_split_all_insns): New.
1038 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
1039 pass_stack_regs): New.
1040 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
1041 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
1042 pass_stack_adjustments): New.
1043 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
1044 pass_regrename): New.
1045 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
1046 pass_delay_slots, gate_handle_machine_reorg,
1047 rest_of_handle_machine_reorg, pass_machine_reorg): New.
1048 * rtl.h (extern void purge_line_number_notes): New.
1049 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
1050 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
1052 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
1054 * value-prof.c (gate_handle_value_profile_transformations,
1055 rest_of_handle_value_profile_transformations,
1056 pass_value_profile_transformations): New.
1057 * var-tracking.c (gate_handle_var_tracking,
1058 pass_variable_tracking): New.
1059 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
1061 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
1062 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
1063 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
1064 rest_of_handle_old_regalloc, rest_of_handle_regrename,
1065 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
1066 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
1067 rest_of_handle_gcse2, rest_of_handle_regmove,
1068 rest_of_handle_tracer, rest_of_handle_if_conversion,
1069 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
1070 rest_of_handle_web, rest_of_handle_branch_prob,
1071 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
1072 rest_of_handle_jump_bypass, rest_of_handle_combine,
1073 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1074 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1075 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
1076 rest_of_handle_mode_switching, rest_of_handle_jump,
1077 rest_of_handle_eh, rest_of_handle_stack_adjustments,
1078 rest_of_handle_flow2, rest_of_handle_jump2,
1079 rest_of_handle_peephole2, rest_of_handle_postreload,
1080 rest_of_handle_shorten_branches, rest_of_clean_state,
1081 rest_of_compilation): Remove.
1083 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
1084 * passes.c (dump_flags, in_gimple_form, all_passes,
1085 all_ipa_passes, all_lowering_passes, register_one_dump_file,
1086 register_dump_files, next_pass_1, last_verified, execute_todo,
1087 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
1088 from tree-optimize.c.
1089 (init_optimization_passes): Moved from tree-optimize.c,
1090 adding the RTL optimizations.
1091 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
1092 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
1093 all_ipa_passes, all_lowering_passes, register_one_dump_file,
1094 register_dump_files, next_pass_1, last_verified, execute_todo,
1095 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
1096 init_tree_optimization_passes, ipa_passes): Delete.
1097 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
1099 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
1100 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
1102 (ipa_passes): Remove.
1103 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
1104 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
1105 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
1106 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
1107 (dump_info_p, dump_flag): Moved to tree-dump.h.
1109 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
1111 * passes.c (finish_optimization_passes): Use dump_begin
1112 and dump_end, TDI_end.
1113 (gate_rest_of_compilation): New.
1114 (pass_rest_of_compilation): Use it.
1115 (gate_postreload, pass_postreload): New.
1116 * toplev.c (general_init): Rename init_tree_optimization_passes.
1117 * toplev.h (init_tree_optimization_passes): Rename to
1118 init_optimizations_passes.
1119 * tree-dump.c (dump_flag): Make static.
1120 (dump_files): Remove RTL dumps.
1121 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
1122 pass_cleanup_cfg, pass_free_cfg_annotations,
1123 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
1124 pass_init_datastructures, pass_fixup_cfg): Make non-static.
1125 * tree-pretty-print.c: Include tree-pass.h.
1126 * cgraph.c: Include tree-dump.h.
1128 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
1130 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
1131 Only fall back to saying it points to readonly memory if
1134 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1136 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
1137 * config/m32r/m32r.c (m32r_compute_frame_size,
1138 m32r_expand_prologue): Take current_function_profile into
1139 account whenever we reference
1140 current_function_uses_pic_offset_table.
1141 (m32r_finalize_pic): Remove.
1142 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
1144 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
1146 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
1147 instead of $<. Don't remove ./as if it already exists.
1149 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1152 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
1153 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
1154 for complex modes when generating code for PA 1.0.
1155 (VALID_FP_MODE_P): New macro.
1156 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
1157 sets for all general and floating point modes. Align wide floating
1158 point modes to even register boundaries to comply with architectural
1160 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
1161 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
1162 (VALID_FP_MODE_P): New macro.
1163 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
1164 sets for all general and floating point modes. Align wide floating
1165 point modes to even register boundaries to comply with architectural
1168 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1170 * tree-dump.c (dump_files): Initialize dump number for .cgraph
1173 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1175 * tree-ssa-structalias.c: Don't include expr.h.
1177 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1179 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
1182 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
1184 Fix PR tree-optimization/22279
1186 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
1189 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
1191 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
1193 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
1195 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
1196 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
1197 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
1198 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
1199 config/stormy16/stormy16.c, config/v850/v850.c,
1200 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
1201 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
1202 Avoid "." or "\n" at end of diagnostics and capital letters at
1203 start of diagnostics.
1204 * combine.c, cse.c: Don't translate dump file output.
1205 * toplev.c (print_version): Only translate output if going to
1208 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
1210 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
1211 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
1214 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1216 * pa.c (fix_range): Fix typo in comment.
1218 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
1220 * tree-vrp.c (extract_range_from_assert): Replace
1221 fold (build (...)) with fold_build2.
1223 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1225 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
1226 gcc_gfc_char_table, init_dynamic_gfc_info): New.
1227 (format_types_orig, handle_format_attribute): Add support for
1230 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1232 * varasm.c (assemble_variable): Fix format specifier thinko.
1234 2005-07-03 Ira Rosen <irar@il.ibm.com>
1236 PR tree-optimization/22029 (and 22135)
1237 * tree-pretty-print.c (dump_generic_node): Check that the node is not
1238 a phi node before calling dump_vops.
1240 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1242 * tree-dump.h (dump_string_field): Declare.
1243 * tree-dump.c: Use it instead of dump_string.
1244 (dump_string_field): Make non-static.
1246 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1248 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
1249 up the minimal CFG stuff always when optimize > 0. Call
1250 split_all_insns_noflow in PIC case if needed.
1252 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1253 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
1256 * c-decl.c (c_write_global_declarations): Dump contents of
1258 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
1259 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
1260 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
1261 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
1264 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
1266 * c-common.h (GCC_DIAG_STYLE): Define.
1267 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
1268 version for format checking to 4.1.
1269 * c-format.c: Include toplev.h after c-common.h.
1270 (enum format_type): Add gcc_tdiag_format_type.
1271 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
1272 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
1273 (format_types_orig): Add gcc_tdiag.
1274 (init_dynamic_diag_info): Support gcc_tdiag formats.
1275 (handle_format_attribute): Likewise.
1276 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
1277 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
1278 version for format checking to 4.1.
1279 (warning0, warning, error, pedwarn, sorry): Use
1281 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
1282 (finish_aliases_1): Do not use %qE.
1283 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
1284 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
1285 Correct format bugs.
1286 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
1287 parameter to unsigned HOST_WIDE_INT.
1288 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
1290 2005-07-02 David Edelsohn <edelsohn@gnu.org>
1293 * expr.c (write_complex_part): Use adjust_address for MEM.
1294 (read_complex_part): Same.
1296 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
1298 Fix PR tree-optimization/22280
1300 * tree-sra.c (generate_element_init): Remove useless loop.
1302 2005-07-02 Richard Henderson <rth@redhat.com>
1304 * config/alpha/alpha.c (alpha_legitimize_address): Check for
1306 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
1308 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
1311 * fold-const.c (fold_binary): Handle the return value of
1312 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
1313 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
1315 2005-07-02 Jeff Law <law@redhat.com>
1317 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
1318 a eliminate type conversion which feeds an equality comparison
1319 if the original type or either operand in the comparison is a
1322 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
1324 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
1325 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
1327 * config/avr/avr.c: Do not use '`' as left quote.
1328 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
1329 Remove "." from end of diagnostics. Make diagnostics start with
1332 2005-07-02 Zack Weinberg <zack@codesourcery.com>
1333 Joseph S. Myers <joseph@codesourcery.com>
1335 * toplev.c (default_tree_printer): Handle setting location with
1337 * c-objc.common.c (c_tree_printer): Likewise.
1338 * c-format.c (gcc_diag_flag_specs): Add '+'.
1339 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
1340 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
1342 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
1343 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
1344 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
1345 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
1346 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
1347 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
1348 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
1349 format arguments where %J is used without %D.
1351 2005-07-02 Jakub Jelinek <jakub@redhat.com>
1353 * gcc.c (LINK_SSP_SPEC): Define.
1354 (link_ssp_spec): New variable.
1355 (LINK_COMMAND_SPEC): Add %(link_ssp).
1356 (static_specs): Add link_ssp_spec.
1357 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
1358 * configure: Rebuilt.
1359 * config.in: Rebuilt.
1361 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1362 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1363 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1364 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1365 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
1366 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
1367 -0x7008(2) instead of reading __stack_chk_guard variable.
1368 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
1370 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
1371 (stack_protect_set, stack_protect_test): Use *_tls* patterns
1372 if TARGET_THREAD_SSP_OFFSET is defined.
1373 (stack_tls_protect_set_si, stack_tls_protect_set_di,
1374 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
1377 2005-06-27 Richard Henderson <rth@redhat.com>
1378 * libgcc-std.ver (GCC_4.1.0): New.
1379 * libgcc.h (__stack_chk_guard): Declare.
1380 (__stack_chk_fail, __stack_chk_fail_local): Declare.
1381 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
1382 * mklibgcc.in (lib2funcs): Add them.
1384 2005-07-01 Richard Henderson <rth@redhat.com>
1386 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
1387 void * before struct sigcontext *.
1388 (x86_fallback_frame_state): Likewise.
1390 2005-07-01 James E. Wilson <wilson@specifixinc.com>
1392 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
1394 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
1397 * tree-ssa-reassoc.c (should_transpose): Fix which operand
1398 we check for SSA_NAME for.
1400 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
1402 Fix PR tree-optimization/22071
1404 * tree-ssa-structalias.c (offset_overlaps_with_access): New
1406 (get_constraint_for_component_ref): Use it.
1408 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
1411 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
1412 print out the last new line.
1414 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
1416 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
1417 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
1418 * config/cris/cris.c (cris_conditional_register_usage): Adjust
1419 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
1420 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
1421 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
1422 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
1423 (enum reg_class): New member CC0_REGS.
1424 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
1425 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
1426 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
1427 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
1428 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1429 Adjust for register now described.
1431 2005-07-01 Jakub Jelinek <jakub@redhat.com>
1434 * config/i386/i386.md (stack_protect_test_si,
1435 stack_protect_test_di): Add earlyclobber for scratch 3.
1436 * config/rs6000/rs6000.md (stack_protect_testsi,
1437 stack_protect_testdi): Add earlyclobber for scratch 3,
1438 remove earlyclobber from scratch 4.
1440 Older entries for 2005 can be found in ChangeLog-2005.