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* basic-block.h: Give the BB flags enum a name, bb_flags.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2005-07-11  Steven Bosscher  <stevenb@suse.de>
2
3         * basic-block.h: Give the BB flags enum a name, bb_flags.
4         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5         * cfgcleanup.c (enum bb_flags): Remove here.
6         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8         (update_forwarder_flag): Likewise.
9         (thread_jump): Likewise.
10         (try_forward_edges): Likewise.
11         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
12         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
13         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
14
15 2005-07-11  Richard Guenther  <rguenther@suse.de>
16
17         * config/i386/i386.opt: New target option -msseregparm.
18         * config/i386/i386.c (override_options): Error out for
19         -msseregparm but no SSE support.
20         (ix86_function_sseregparm): Check for global sseregparm.
21         * doc/invoke.texi: Document -msseregparm.
22
23 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
24
25         * config.gcc (m32r-*-linux*): Use the default extra_parts.
26         (m32rle-*-linux*): Ditto.
27
28 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
29
30         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
31         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
32         bytes.
33
34 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
35
36         PR middle-end/22239
37         PR target/20126
38         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
39         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
40
41 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
42
43         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
44         (varmap): Heapify varmap.
45         (constraints): Heapify constraints.
46         (struct constraint_graph): Heapify succs and preds.
47         (constraint_vec_find): Update for heapification.
48         (constraint_set_union): Ditto.
49         (insert_into_complex): Ditto.
50         (constraint_edge_vec_find): Ditto.
51         (erase_graph_self_edge): Ditto.
52         (add_graph_edge): Ditto.
53         (get_graph_weights): Ditto.
54         (merge_graph_nodes): Ditto.
55         (build_constraint_graph): Ditto.
56         (topo_visit): Ditto.
57         (solve_graph): Ditto.
58         (create_variable_info_for): Ditto.
59         (init_base_vars): Ditto.
60         (delete_points_to_sets): Free graph, varmap, and complex constraints.
61         (condese_varmap_nodes): Free complex vector.
62         (clear_edges_for_node): Clear succs and preds vector.
63
64 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
65
66         * tree-ssa-structalias.c (update_alias_info): Change counting of
67         references to not include vdefs.
68         
69 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
70
71         * tree-ssa-alias.c (free_used_part_map): Add missing free.
72         (up_insert): Ditto.
73
74 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
75
76         * pa.c (pa_commutative_p): Make PLUS commutative when
77         TARGET_NO_SPACE_REGS is true.
78
79 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
80
81         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
82         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
83         * tree-dfa.c (dump_subvars_for): New.
84         (debug_subvars_for): New.
85         (dump_variable): Show subvariables if VAR has them.
86         * tree-flow-inline.h (get_subvar_at): New.
87         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
88         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
89         Update all users.
90         (struct subvar): Change fields offset and size to unsigned
91         HOST_WIDE_INT.
92         (dump_subvars_for): Declare.
93         (debug_subvars_for): Declare.
94         (get_subvar_at): Declare.
95         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
96         to unsigned HOST_WIDE_INT *.
97         (overlap_subvar): Likewise.
98         * tree-gimple.c (is_gimple_reg): Always return false for
99         SFTs and memory tags.
100         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
101         Update all callers.
102         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
103         (compute_may_aliases): Call compute_points_to_sets.
104         (collect_points_to_info_for): Remove.
105         (compute_points_to_and_addr_escape): Remove.
106         (delete_alias_info): Call delete_points_to_sets.
107         (compute_flow_sensitive_aliasing): If the call to
108         find_what_p_points_to returns false, call set_pt_anything.
109         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
110         (set_pt_anything): Clear pi->pt_vars.
111         (set_pt_malloc): Remove.
112         (merge_pointed_to_info): Remove.
113         (add_pointed_to_expr): Remove.
114         (add_pointed_to_var): Remove.
115         (collect_points_to_info_r): Remove.
116         (is_escape_site): Make extern.
117         (create_sft): New.
118         (create_overlap_variables_for): Call it.
119         * tree-ssa-copy.c (merge_alias_info): Never merge
120         flow-sensitive alias information.
121         * tree-ssa-operands.c (get_expr_operands): Adjust variables
122         offset and size to be unsigned HOST_WIDE_INT.
123         (add_to_addressable_set): Rename from note_addressable.
124         Set TREE_ADDRESSABLE as the variables are added to the set.
125         Update all users.
126         (add_stmt_operand): Do not try to micro-optimize unmodifiable
127         operands into VUSEs when adding V_MAY_DEFs for members in an
128         alias set.
129         * tree-ssa-operands.h (add_to_addressable_set): Declare.
130         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
131         (struct variable_info): Add bitfield is_heap_var.
132         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
133         (new_var_info): Initialize is_heap_var.
134         (get_constraint_for): Add HEAP variables to the symbol table.
135         Mark them with is_heap_var.
136         (update_alias_info): New.  Taken mostly from the old
137         compute_points_to_and_addr_escape.
138         (handle_ptr_arith): New.
139         (find_func_aliases): Call update_alias_info.
140         Call handle_ptr_info for tcc_binary expressions.
141         Call mark_stmt_modified.
142         (create_variable_info_for): If DECL has subvars, do not create
143         variables for its subvars.  Always add all the fields.
144         (set_uids_in_ptset): If the solution includes ANYOFFSET and
145         SFTs, then add all the SFTs of the structure.
146         If VI->DECL is an aggregate with subvariables, add the SFT at
147         VI->OFFSET.
148         (find_what_p_points_to): If VI is an artificial variable,
149         translate to bitfields in SSA_NAME_PTR_INFO.
150         If the solution is empty, set pi->pt_vars to NULL
151         (init_base_vars): Create ANYOFFSET.
152         (compute_points_to_sets): Rename from create_alias_vars.
153         Make extern.
154         (pass_build_pta): Remove.
155         (delete_points_to_sets): Rename from delete_alias_vars.
156         (pass_del_pta): Remove.
157         * tree-ssa-structalias.h (struct alias_info): Move from
158         tree-ssa-alias.h.
159         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
160         NUM_REFERENCES_SET): Likewise.
161         (compute_points_to_sets, delete_points_to_sets): Declare.
162
163 2005-07-09  Richard Henderson  <rth@redhat.com>
164
165         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
166         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
167         alpha_split_lock_test_and_set_12): New functions.
168         * config/alpha/alpha-protos.h: Update.
169         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
170         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
171         * config/alpha/sync.md (I12MODE): New.
172         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
173         (sync_<fetchop_name><I48MODE>): Likewise.
174         (sync_nand<I48MODE>): Likewise.
175         (sync_old_<fetchop_name><I48MODE>): Likewise.
176         (sync_new_<fetchop_name><I48MODE>): Likewise.
177         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
178         (sync_compare_and_swap<I48MODE>): Likewise.
179         (sync_lock_test_and_set<I48MODE>): Likewise.
180         (sync_compare_and_swap<I12MODE>): New.
181         (sync_compare_and_swap<I12MODE>_1): New.
182         (sync_lock_test_and_set<I12MODE>): New.
183         (sync_lock_test_and_set<I12MODE>_1): New.
184
185 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
186
187         PR 21356
188         PR 22332
189         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
190
191 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
192
193         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
194         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
195
196 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
197
198         PR target/21656
199         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
200
201 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
202
203         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
204         memory_operand constraint.
205         (store_conditional_<mode>): Same.
206         (sync_compare_and_swap<mode>): Same.
207         (sync_lock_test_and_set<mode>): Same.
208
209 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
210
211         Rewrite PIC support to more closely model actual instructions.
212         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
213         (cris_symbol): Remove prototypes for removed functions.
214         (cris_pic_symbol_type_of, cris_valid_pic_const)
215         (cris_expand_pic_call_address): Prototypes for new functions.
216         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
217         variable.
218         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
219         modifiers.
220         <case ':'>: Add case for new punctuation character.
221         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
222         emitting (extra) PIC modifier.
223         <case UNSPEC>: Do not assert for PLT.
224         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
225         (cris_expand_prologue, cris_expand_epilogue): Check
226         for pic_offset_table_rtx usage instead of taking
227         current_function_uses_pic_offset_table as the final word.
228         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
229         Remove flag_pic difference.
230         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
231         the moral equivalents of...
232         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
233         functions.
234         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
235         (cris_handle_option): Mark ARG as unused.
236         (cris_expand_pic_call_address): New worker function for "call",
237         "call_value".
238         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
239         output PIC constructs here.
240         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
241         as symbol-specific modifers, not whole or part of operands.
242         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
243         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
244         constants and flag_pic.
245         (CONSTANT_INDEX_P): Adjust for new functions.
246         (enum cris_pic_symbol_type): New helper type.
247         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
248         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
249         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
250         define_constants.
251         ("movsi"): Emit actual instructions for GOT and relative access.
252         ("*movsi_got_load"): New pattern to set up the register holding
253         the GOT pointer.
254         ("*movsi_internal"): Operand 1 is not a plain general_operand.
255         Adjust FIXME for 'S'.
256         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
257         Use "movs" for -fpic cases.
258         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
259         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
260         ("call", "call_value"): Just call cris_expand_pic_call_address for
261         PIC addresses.
262         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
263         Remove special pattern.
264         ("*expanded_call_side", "*expanded_call_value_side"): New
265         patterns.
266         (gotplt-to-plt, gotplt-to-plt-side-call)
267         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
268         peephole2:s.
269         * config/cris/cris/predicates.md
270         ("cris_general_operand_or_gotless_symbol"): Remove unused
271         predicate.
272         ("cris_general_operand_or_symbol"): Adjust for new functions.
273
274 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
275
276         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
277
278 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
279
280         * Makefile.in (TREE_H): Add treestruct.def.
281         (c-decl.o): Add pointer-set.h
282         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
283         visibility on regular DECL's.
284         (merge_decls): Fix the copying of decl nodes of various types for
285         the new structures.  Don't update RTL, section name, weak status,
286         etc, on DECL's without RTL.     
287         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
288         Don't check volatile on non-variable types.
289         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
290         to check whether we have seen arguments.
291         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
292         flag is checked before field (flag is common, field is not).    
293         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
294         TS_DECL_COMMON could have an origin.
295         (add_location_or_const_value_attribute): Don't check section name
296         on non-var/function decls.
297         (dwarf2out_var_location): Reverse order of tests.
298         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
299         with DECL_WRTL_CHECK.
300         * expmed.c (make_tree): rtl is now in decl_with_rtl.
301         * fold-const.c (fold_binary): Don't check weakness on
302         non-var/function decls.
303         (tree_expr_nonzero_p): Ditto.
304         (fold_checksum_tree): Use tree_decl_extra as sizeof
305         buffer.
306         * ggc-page.c (extra_order_size_table): Add sizes for
307         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
308         tree_field_decl.
309         * gimplify.c (gimplify_bind_expr): Only set
310         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
311         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
312         without RTL.
313         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
314         * langhooks.h (init_ts). New langhook.
315         * passes.c (rest_of_decl_compilation): Reverse order of tests.
316         * print-tree.c (print_node): Update to only print fields that
317         exist in the structures the passed decl has.
318         * toplev.c (wrapup_global_declarations): Don't reset
319         DECL_DEFER_OUTPUT on DECL's that don't contain it.
320         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
321         * tree-inline.c (remap_decl): Ditto.
322         * tree-outof-ssa.c (create_temp): Reverse order of tests.
323         * tree-pretty-print.c (print_declaration): Don't print
324         DECL_REGISTER on things that don't contain it.
325         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
326         non-var/function decls.
327         * tree.c (tree_contains_struct): New structure.
328         (init_priority_for_decl): New hashtable.
329         (tree_int_map): New structure.
330         (tree_int_map_eq): New function.
331         (tree_int_map_marked_p): Ditto.
332         (tree_int_map_hash): Ditto.
333         (tree_map): Move to tree.h.
334         (tree_map_eq): Externalize.
335         (tree_map_hash): Ditto.
336         (tree_map_marked_p): Ditto.
337         (init_ttree): Set up tree_contains_struct and call langhook.
338         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
339         (tree_code_size): Update for new structures.
340         (tree_node_structure): Update for new structures.
341         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
342         without the field.
343         (copy_node_stat):  Copy init priority.
344         (build_decl_stat): Ditto for visibility.
345         (ts_enum_names): New.
346         (tree_contains_struct_check_failed): New function.
347         (decl_init_priority_lookup): Ditto.
348         (decl_init_priority_insert): Ditto.
349         * treestruct.def: New file.
350         * tree.h (CODE_CONTAINS_STRUCT): New macro.
351         (CONTAINS_STRUCT_CHECK): Ditto.
352         (tree_contains_struct_check_failed): New prototype.
353         (DECL_CHECK): Removed.
354         (DECL_MINIMAL_CHECK): New.
355         (DECL_COMMON_CHECK): Ditto.
356         (DECL_WRTL_CHECK): Ditto.
357         (DECL_NON_COMMON_CHECK): Ditto.
358         (DECL_WITH_VIS_CHECK): Ditto.
359         (VAR_OR_FUNCTION_DECL_P): Ditto
360         (struct tree_decl_minimal): New structure.
361         (struct tree_decl_common): Ditto.
362         (struct tree_decl_with_rtl): Ditto.
363         (struct tree_decl_with_vis): Ditto.
364         (struct tree_decl_non_common): Ditto.
365         (struct tree_field_decl): Ditto.
366         (struct tree_parm_decl): Ditto.
367         (struct tree_var_decl): Ditto.
368         (struct tree_function_decl): Ditto.
369         (struct tree_const_decl): Ditto.
370         (struct tree_result_decl): Ditto.
371         (union tree_node): Add new structures.
372         * var-tracking.c (track_expr_p): Reverse order of tests.
373         
374         * doc/c-tree.texi: Add documentation on DECL node internal structure.
375
376 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
377
378         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
379         * system.h: Poison FINALIZE_PIC.
380         * doc/tm.texi (FINALIZE_PIC): Remove.
381
382 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
383
384         PR tree-opt/22329
385         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
386         to the correct type if we have a MODIFY_EXPR.
387
388 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
389
390         PR tree-optimization/22360
391         * tree.c (upper_bound_in_type): Fix calculations for casting
392         to a non-wider signed type and casting a signed value to a
393         wider unsigned type.
394         (lower_bound_in_type): Fix calculations for casting to a
395         non-wider signed type.
396
397         PR tree-optimization/20139
398         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
399         release_defs.
400         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
401         fold_cond_expr_cond.
402         * tree-ssanames.c (release_defs): Assert in_ssa_p.
403         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
404
405 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
406
407         PR tree-opt/22356
408         * tree-complex.c (expand_complex_libcall): Produce
409         REALPART_EXPR/IMAGPART_EXPR with the correct type.
410
411 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
412
413         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
414         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
415         b" assert and inserted fastpath code for this case.
416         (bitmap_ior): Removed "a != b" assert.
417
418 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
419
420         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
421         (ENDFILE_SPEC): Likewise.
422         * config/m32r/m32r.h (ASM_SPEC): Likewise.
423
424         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
425         a large stack frame at epilogue.
426
427 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
428
429         * final.c: Include sdbout.h when required.
430
431 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
432
433         * config.gcc (*-*-darwin*): Only one target-specific header file
434         for generic darwin.
435         (powerpc-*-darwin*): Add version-specific header files.
436         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
437         * config.in: Regenerate.
438         * configure: Regenerate.
439         * gcc.c: Include xregex.h.
440         (version_compare_spec_function): New.
441         (spec_function): Add version-compare.
442         (replace_outfile_spec_function): Reformat comment.
443         (compare_version_strings): New.
444         * config/darwin-c.c (version_as_macro): New.
445         (builtin_define): New.
446         (darwin_cpp_builtins): New.
447         * config/darwin-protos.h (darwin_cpp_builtins): New.
448         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
449         (LIB_SPEC): Make unconditional, update comment.
450         (TARGET_C99_FUNCTIONS): Define.
451         * config/darwin.opt: Sort.
452         (mmacosx-version-min=): New.
453         * config/darwin7.h: Delete.
454         * config/darwin8.h: Delete.
455         * config/i386/darwin.h (): Call darwin_cpp_builtins.
456         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
457         (TARGET_C99_FUNCTIONS): Define.
458         * config/rs6000/darwin7.h: New.
459         * config/rs6000/darwin8.h: New.
460         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
461         (-mmacosx-version-min): Document.
462
463 2005-07-07  Ian Lance Taylor  <ian@airs.com>
464
465         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
466
467 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
468
469         PR middle-end/22239
470         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
471
472 2005-07-07  Khem Raj  <kraj@mvista.com>
473
474         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
475         in bytes, not words.
476
477 2005-07-07  Paul Brook  <paul@codesourcery.com>
478
479         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
480         DEFAULT_FUNCTION_ARG_PADDING to upward.
481
482 2005-07-07  Richard Henderson  <rth@redhat.com>
483
484         * function.c (locate_and_pad_parm): Record parameter alignment in
485         stack_alignment_needed.
486
487 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
488
489         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
490         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
491         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
492         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
493         (define_attr "type"): Add isync, sync, load_l, store_c.
494         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
495         Create scratch volatile MEM.
496         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
497         sync.
498         (load_locked_<mode>): New.
499         (store_conditional_<mode>): New.
500         (sync_compare_and_swap<mode>): Replace with splitter.
501         (sync_lock_test_and_set<mode>): Replace with splitter.
502         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
503         and UNSPECV_ISYNC.
504         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
505         is ics.  Attribute isync.
506         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
507         lwsync.
508         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
509         and UNSPECV_SYNC_OP.
510         (emit_unlikely_jump): New.
511         (emit_load_locked): New.
512         (emit_store_conditional): New.
513         (rs6000_split_compare_and_swap): New.
514         (rs6000_split_lock_test_and_set): New.
515         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
516         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
517         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
518         rs6000_split_lock_test_and_set): Declare.
519         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
520         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
521         store_c, isync, sync.
522
523 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
524
525         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
526         filenames to gtyp-gen.h.
527         (s-typ-gen): Use it in place of for loops.
528
529 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
530
531         * hooks.c (hook_bool_rtx_int_false): New function.
532         * hooks.h (hook_bool_rtx_int_false): Declare.
533         * target-def.h (TARGET_COMMUTATIVE_P): Define.
534         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
535         * target.h (struct gcc_target): Add commutative_p member.
536         * targhooks.c (hook_bool_rtx_commutative_p): New function.
537         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
538         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
539         (pa_commutative_p): New function.
540         * jump.c (target.h): Include.
541         (rtx_renumbered_equal_p): Use targetm.commutative_p.
542         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
543
544 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
545
546         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
547         (s390_expand_setmem): New.
548         * config/s390/s390.c: Likewise. 
549         (print_shift_count_operand): Truncate to 12 bits instead of 6.
550         Adapt comments.
551         * config/s390/s390.md: ("setmem<mode>"): Accept character as
552         general_operand.  Call new function "s390_expand_setmem".
553         ("clrmem_long", "*clrmem_long"): Rewrite to ...
554         ("setmem_long", "*setmem_long"): ... this.
555
556 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
557         
558         * config/s390/s390.c: (optimization_options): Enable
559         TARGET_MVCLE at -Os.
560         * doc/invoke.texi: Document changes in default behaviour.
561         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
562
563 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
564
565         * expr.c: (set_storage_via_setmem): Convert opchar to mode
566         defined by back-end.
567
568 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
569
570         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
571         all sets in the pattern.
572         * config/rs6000/rs6000.md (stack_protect_testsi,
573         stack_protect_testdi): Likewise.
574
575 2005-07-06  Jeff Law  <law@redhat.com>
576
577         * tree-vrp.c (simplify_using_ranges): Kill.
578         (vrp_finalize): Remove call to simplify_using_ranges.
579         (simplify_stmt_using_ranges): New function extracted from
580         simplify_using_ranges.
581         (simplify_div_or_mod_using_ranges): Likewise.
582         (simplify_abs_using_ranges): Likewise.
583         (simplify_cond_using_ranges): New function.
584         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
585         * tree-ssa-propagate.c (substitute_and_fold): Call
586         simplify_stmt_using_ranges if we have range information.
587
588 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
589
590         * config/ia64/ia64.c (ia64_reorg): Check optimize before
591         ia64_flag_schedule_isns2.
592
593         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
594         reading/writing general registers.
595         (ia64_function_arg): Revert 2005-06-18 change.
596
597 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
598
599         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
600         (legitimize_tls_address): Use gcc_unreachable instead of abort.
601
602 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
603
604         * function.c (expand_function_end): Revert part of 2005-06-27
605         patch.  Do sjlj_emit_function_exit_after after return_label.
606
607 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
608
609         * doc/install.texi (--disable-libssp): New.
610
611 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
612
613         * doc/invoke.texi: Update -fforce-mem documentation.
614         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove 
615         code for -fforce-mem.
616         * expmed.c: (store_bit_field,store_fixed_bit_field,
617         extract_bit_field): Ditto.
618         * expr.c: (convert_move): Ditto.
619         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
620         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
621         emit_conditional_add,expand_float,expand_fix): Ditto.
622         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
623         (common_handle_option): Issue warning when -fforce-mem specified.
624
625 2005-07-06  Paul Brook  <paul@codesourcery.com>
626
627         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
628         argument is empty.
629         * configure: Regenerate.
630
631 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
632
633         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
634
635 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
636
637         Fix PR tree-optimization/22319
638         Fix PR tree-optimization/22140
639         Fix PR tree-optimization/22310
640
641         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
642         variable sized types.
643         Use correct type for intermediate structure on *a = *b structure
644         copies.
645                 
646 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
647
648         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
649         Remove.
650         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
651         (machine_function): Move typedef to...
652         * config/rs6000/rs6000.c (machine_function): ... here.  Add
653         varargs_save_offset field.
654         (rs6000_stack_t): Remove varargs_size field.
655         (setup_incoming_varargs): Allocate varargs save area using
656         assign_stack_local, try to make it as small as possible.
657         Save offset from virtual_stack_vars_rtx to the save area
658         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
659         instead of magic 8 when fp word byte size is used.
660         (rs6000_va_start): Use cfun->machine->varargs_save_offset
661         instead of -RS6000_VARARGS_SIZE.
662         (rs6000_stack_info, debug_stack_info,
663         rs6000_initial_elimination_offset): Remove all traces of
664         varargs_size.
665         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
666         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
667         RS6000_VARARGS_AREA.
668
669 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
670
671         PR tree-optimization/21963
672         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
673         constant_multiple_of in the same way get_computation_cost_at does.
674
675 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
676
677         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
678         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
679         (gen_compare_reg): If sparc_compare_emitted is set, clear it
680         and return its previous value.
681         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
682         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
683         constants.
684         (stack_protect_set, stack_protect_test): New expanders.
685         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
686         stack_protect_testdi): New insns.
687         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
688         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
689
690 2005-07-06  Jeff Law  <law@redhat.com>
691
692         * tree-ssa-dce.c (cfg_altered): New global.
693         (tree_dce_init): Initialize cfg_altered.
694         (remove_dead_stmt): If we remove an edge in the CFG, then set
695         CFG_ALTERED.
696         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
697         the dominators.
698
699 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
700
701         * Makefile.in (stamp-collect-ld): Use
702         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
703         ./collect-ld if it already exists.
704         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
705         Don't remove ./nm if it already exists.
706
707 2005-07-05  Devang Patel  <dpatel@apple.com>
708
709         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
710         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
711         * tree-vectorizer.c (vect_loop_location): New.
712         (vect_print_dump_info): Use vect_loop_location.
713         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
714         (vectorize_loops): Set vect_loop_location.
715         * tree-vect-analyze.c (vect_analyze_offset_expr, 
716         vect_determin_vectorization_factor, vect_analyze_operations,
717         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
718         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
719         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
720         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
721         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
722         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
723         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
724         vect_analyze_loop): Adjust vect_print_dump_info API.
725         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
726         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
727         vect_finish_stmt_generation, vectorizable_assignment, 
728         vectorizable_operation, vectorizable_store, vectorizable_load, 
729         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
730         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
731         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
732         vect_transform_loop): Same.
733         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
734         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
735         Same.
736
737 2005-07-05  Randolph Chung  <tausq@debian.org>
738
739         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
740         * configure: Regenerate.
741         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
742         (pa_tls_referenced_p): Declare.
743         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
744         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
745         (legitimize_tls_address): New.
746         (hppa_legitimize_address): Handle TLS addresses.
747         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
748         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
749         (emit_move_sequence): Handle TLS addresses.
750         (pa_encode_section_info): Call default handler to handle common 
751         sections.
752         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
753         (CONSTANT_ADDRESS_P): Reject TLS operands.
754         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
755         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
756         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
757         (UNSPEC_TLSLE): Define new constants. 
758         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
759         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
760         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
761         (tie_symbolic_operand, tle_symbolic_operand): New
762
763 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
764
765         * aclocal.m4: Update macros for autoconf 2.59 style.
766         * configure.ac: Likewise.
767
768 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
769
770         * pa.c (function_value): Handle small aggregates on 32-bit targets.
771         (function_arg): Pass small aggregates in general registers on 32-bit
772         targets.
773         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
774
775 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
776
777         * Makefile.in (final.o): Fix dependencies.
778
779 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
780
781         PR c/22013
782         PR c/22098
783         * langhooks.h (struct lang_hooks): Add expr_to_decl.
784         * langhooks.c (lhd_expr_to_decl): New.
785         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
786         New.
787         (LANG_HOOKS_INITIALIZER): Update.
788         * tree.c (recompute_tree_invarant_for_addr_expr): Call
789         expr_to_decl langhook.
790         * c-tree.h (c_expr_to_decl): Declare.
791         * c-typeck.c (c_expr_to_decl): New.
792         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
793         specially.
794         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
795
796 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
797
798         PR c/22308
799         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
800         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
801
802 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
803
804         * Makefile.in: Adjust dependencies.
805         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
806         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
807         * alias.c (rest_of_handle_cfg, pass_cfg): New.
808         * bb-reorder.c (duplicate_computed_gotos): Make it static.
809         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
810         rest_of_compilation.
811
812         * bb-reorder.c (gate_duplicate_computed_gotos,
813         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
814         rest_of_handle_reorder_blocks, pass_reorder_blocks,
815         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
816         pass_partition_blocks): New.
817         * bt-load.c (gate_handle_branch_target_load_optimize,
818         rest_of_handle_branch_target_load_optimize,
819         pass_branch_target_load_optimize): New.
820         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
821         pass_jump2): New.
822         * cfglayout.c (pass_insn_locators_initialize): New.
823         * cfgrtl.c (pass_free_cfg): New.
824         * combine.c (gate_handle_combine, rest_of_handle_combine,
825         pass_combine): New.
826         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
827         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
828         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
829         * except.c (pass_set_nothrow_function_flags,
830         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
831         pass_rtl_eh): New.
832         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
833         rest_of_handle_shorten_branches, pass_shorten_branches,
834         rest_of_clean_state, pass_clean_state): New.
835         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
836         rest_of_handle_remove_death_notes, pass_remove_death_notes,
837         rest_of_handle_life, pass_life, rest_of_handle_flow2,
838         pass_flow2): New.
839         * function.c (pass_instantiate_virtual_regs, pass_init_function,
840         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
841         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
842         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
843         pass_gcse): New.
844         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
845         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
846         pass_rtl_ifcvt, gate_handle_if_after_combine,
847         rest_of_handle_if_after_combine, pass_if_after_combine,
848         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
849         pass_if_after_reload): New.
850         * integrate.c (pass_initial_value_sets): New.
851         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
852         pass_purge_lineno_notes): New.
853         * mode-switching.c (rest_of_handle_mode_switching,
854         pass_mode_switching): New.
855         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
856         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
857         pass_loop2): New.
858         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
859         pass_loop_optimize): New.
860         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
861         pass_sms): New.
862         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
863         pass_gcse2): New.
864         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
865         pass_postreload_cse): New.
866         * profile.c (gate_handle_profiling, pass_profiling,
867         rest_of_handle_branch_prob, pass_branch_prob): New.
868         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split, 
869         pass_split_before_regstack, gate_handle_split_before_regstack,
870         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
871         rest_of_handle_split_all_insns, pass_split_all_insns): New.
872         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
873         pass_stack_regs): New.
874         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
875         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
876         pass_stack_adjustments): New.
877         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
878         pass_regrename): New.
879         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
880         pass_delay_slots, gate_handle_machine_reorg,
881         rest_of_handle_machine_reorg, pass_machine_reorg): New.
882         * rtl.h (extern void purge_line_number_notes): New.
883         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
884         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
885         pass_sched2): New.
886         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
887         pass_tracer): New.
888         * value-prof.c (gate_handle_value_profile_transformations,
889         rest_of_handle_value_profile_transformations,
890         pass_value_profile_transformations): New.
891         * var-tracking.c (gate_handle_var_tracking,
892         pass_variable_tracking): New.
893         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
894
895         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
896         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
897         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
898         rest_of_handle_old_regalloc, rest_of_handle_regrename,
899         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
900         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
901         rest_of_handle_gcse2, rest_of_handle_regmove,
902         rest_of_handle_tracer, rest_of_handle_if_conversion,
903         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
904         rest_of_handle_web, rest_of_handle_branch_prob,
905         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
906         rest_of_handle_jump_bypass, rest_of_handle_combine,
907         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
908         rest_of_handle_gcse, rest_of_handle_loop_optimize,
909         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
910         rest_of_handle_mode_switching, rest_of_handle_jump,
911         rest_of_handle_eh, rest_of_handle_stack_adjustments,
912         rest_of_handle_flow2, rest_of_handle_jump2,
913         rest_of_handle_peephole2, rest_of_handle_postreload,
914         rest_of_handle_shorten_branches, rest_of_clean_state,
915         rest_of_compilation): Remove.
916
917         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
918         * passes.c (dump_flags, in_gimple_form, all_passes,
919         all_ipa_passes, all_lowering_passes, register_one_dump_file,
920         register_dump_files, next_pass_1, last_verified, execute_todo,
921         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
922         from tree-optimize.c.
923         (init_optimization_passes): Moved from tree-optimize.c,
924         adding the RTL optimizations.
925         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
926         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
927         all_ipa_passes, all_lowering_passes, register_one_dump_file,
928         register_dump_files, next_pass_1, last_verified, execute_todo,
929         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
930         init_tree_optimization_passes, ipa_passes): Delete.
931         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
932         the RTL dumps.
933         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
934         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
935         from tree.h.
936         (ipa_passes): Remove.
937         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
938         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
939         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
940         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
941         (dump_info_p, dump_flag): Moved to tree-dump.h.
942         
943         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
944         cgraph.c, opts.c.
945         * passes.c (finish_optimization_passes): Use dump_begin
946         and dump_end, TDI_end.
947         (gate_rest_of_compilation): New.
948         (pass_rest_of_compilation): Use it.
949         (gate_postreload, pass_postreload): New.
950         * toplev.c (general_init): Rename init_tree_optimization_passes.
951         * toplev.h (init_tree_optimization_passes): Rename to
952         init_optimizations_passes.
953         * tree-dump.c (dump_flag): Make static.
954         (dump_files): Remove RTL dumps.
955         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
956         pass_cleanup_cfg, pass_free_cfg_annotations,
957         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
958         pass_init_datastructures, pass_fixup_cfg): Make non-static.
959         * tree-pretty-print.c: Include tree-pass.h.
960         * cgraph.c: Include tree-dump.h.
961         
962 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
963
964         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
965         Only fall back to saying it points to readonly memory if
966         we can't do better.
967
968 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
969
970         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
971         * config/m32r/m32r.c (m32r_compute_frame_size,
972         m32r_expand_prologue): Take current_function_profile into
973         account whenever we reference
974         current_function_uses_pic_offset_table.
975         (m32r_finalize_pic): Remove.
976         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
977
978 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
979
980         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
981         instead of $<.  Don't remove ./as if it already exists.
982
983 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
984
985         PR target/21723
986         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
987         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
988         for complex modes when generating code for PA 1.0.
989         (VALID_FP_MODE_P): New macro.
990         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
991         sets for all general and floating point modes.  Align wide floating
992         point modes to even register boundaries to comply with architectural
993         requirements.
994         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
995         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
996         (VALID_FP_MODE_P): New macro.
997         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
998         sets for all general and floating point modes.  Align wide floating
999         point modes to even register boundaries to comply with architectural
1000         requirements.
1001
1002 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
1003
1004         * tree-dump.c (dump_files): Initialize dump number for .cgraph
1005         to 0.
1006
1007 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
1008
1009         * tree-ssa-structalias.c: Don't include expr.h.
1010
1011 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
1012
1013         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
1014         comments.
1015
1016 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
1017
1018         Fix PR tree-optimization/22279
1019         
1020         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
1021         correct operator.
1022         
1023 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
1024
1025         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
1026
1027 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
1028
1029         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
1030         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
1031         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
1032         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
1033         config/stormy16/stormy16.c, config/v850/v850.c,
1034         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
1035         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
1036         Avoid "." or "\n" at end of diagnostics and capital letters at
1037         start of diagnostics.
1038         * combine.c, cse.c: Don't translate dump file output.
1039         * toplev.c (print_version): Only translate output if going to
1040         stderr.
1041
1042 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
1043
1044         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
1045         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
1046         typos.
1047
1048 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1049
1050         * pa.c (fix_range): Fix typo in comment.
1051
1052 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
1053
1054         * tree-vrp.c (extract_range_from_assert): Replace
1055         fold (build (...)) with fold_build2.
1056
1057 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1058
1059         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
1060         gcc_gfc_char_table, init_dynamic_gfc_info): New.
1061         (format_types_orig, handle_format_attribute): Add support for
1062         format "gcc_gfc".
1063
1064 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1065
1066         * varasm.c (assemble_variable): Fix format specifier thinko.
1067
1068 2005-07-03  Ira Rosen  <irar@il.ibm.com>
1069
1070         PR tree-optimization/22029 (and 22135)
1071         * tree-pretty-print.c (dump_generic_node): Check that the node is not
1072         a phi node before calling dump_vops.
1073
1074 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1075
1076         * tree-dump.h (dump_string_field): Declare.
1077         * tree-dump.c: Use it instead of dump_string.
1078         (dump_string_field): Make non-static.
1079
1080 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
1081
1082         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
1083         up the minimal CFG stuff always when optimize > 0.  Call
1084         split_all_insns_noflow in PIC case if needed.
1085
1086 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1087             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
1088
1089         PR c++/18279
1090         * c-decl.c (c_write_global_declarations): Dump contents of
1091         external scope to.
1092         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
1093         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
1094         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
1095         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
1096         is enabled.
1097         
1098 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
1099
1100         * c-common.h (GCC_DIAG_STYLE): Define.
1101         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
1102         version for format checking to 4.1.
1103         * c-format.c: Include toplev.h after c-common.h.
1104         (enum format_type): Add gcc_tdiag_format_type.
1105         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
1106         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
1107         (format_types_orig): Add gcc_tdiag.
1108         (init_dynamic_diag_info): Support gcc_tdiag formats.
1109         (handle_format_attribute): Likewise.
1110         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
1111         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
1112         version for format checking to 4.1.
1113         (warning0, warning, error, pedwarn, sorry): Use
1114         ATTRIBUTE_GCC_DIAG.
1115         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
1116         (finish_aliases_1): Do not use %qE.
1117         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
1118         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
1119         Correct format bugs.
1120         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
1121         parameter to unsigned HOST_WIDE_INT.
1122         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
1123
1124 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
1125
1126         PR middle-end/21742
1127         * expr.c (write_complex_part): Use adjust_address for MEM.
1128         (read_complex_part): Same.
1129
1130 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
1131
1132         Fix PR tree-optimization/22280
1133
1134         * tree-sra.c (generate_element_init): Remove useless loop.
1135
1136 2005-07-02  Richard Henderson  <rth@redhat.com>
1137
1138         * config/alpha/alpha.c (alpha_legitimize_address): Check for
1139         TLS_MODEL_NONE.
1140         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
1141
1142 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
1143
1144         PR middle-end/14490
1145         * fold-const.c (fold_binary): Handle the return value of
1146         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
1147         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
1148
1149 2005-07-02  Jeff Law  <law@redhat.com>
1150
1151         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
1152         a eliminate type conversion which feeds an equality comparison
1153         if the original type or either operand in the comparison is a
1154         function pointer.
1155
1156 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
1157
1158         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
1159         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
1160         texts.
1161         * config/avr/avr.c: Do not use '`' as left quote.
1162         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
1163         Remove "." from end of diagnostics.  Make diagnostics start with
1164         lowercase letter.
1165
1166 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
1167             Joseph S. Myers  <joseph@codesourcery.com>
1168
1169         * toplev.c (default_tree_printer): Handle setting location with
1170         '+' flag.
1171         * c-objc.common.c (c_tree_printer): Likewise.
1172         * c-format.c (gcc_diag_flag_specs): Add '+'.
1173         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
1174         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
1175         formats.
1176         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
1177         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
1178         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
1179         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
1180         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
1181         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
1182         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
1183         format arguments where %J is used without %D.
1184
1185 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
1186
1187         * gcc.c (LINK_SSP_SPEC): Define.
1188         (link_ssp_spec): New variable.
1189         (LINK_COMMAND_SPEC): Add %(link_ssp).
1190         (static_specs): Add link_ssp_spec.
1191         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
1192         * configure: Rebuilt.
1193         * config.in: Rebuilt.
1194
1195         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1196         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1197         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1198         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
1199         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
1200         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
1201         -0x7008(2) instead of reading __stack_chk_guard variable.
1202         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
1203         number.
1204         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
1205         (stack_protect_set, stack_protect_test): Use *_tls* patterns
1206         if TARGET_THREAD_SSP_OFFSET is defined.
1207         (stack_tls_protect_set_si, stack_tls_protect_set_di,
1208         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
1209
1210         Revert:
1211         2005-06-27  Richard Henderson  <rth@redhat.com>
1212         * libgcc-std.ver (GCC_4.1.0): New.
1213         * libgcc.h (__stack_chk_guard): Declare.
1214         (__stack_chk_fail, __stack_chk_fail_local): Declare.
1215         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
1216         * mklibgcc.in (lib2funcs): Add them.
1217
1218 2005-07-01  Richard Henderson  <rth@redhat.com>
1219
1220         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
1221         void * before struct sigcontext *.
1222         (x86_fallback_frame_state): Likewise.
1223
1224 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
1225
1226         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
1227
1228 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
1229
1230         PR tree-opt/22269
1231         * tree-ssa-reassoc.c (should_transpose): Fix which operand
1232         we check for SSA_NAME for.
1233
1234 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
1235
1236         Fix PR tree-optimization/22071
1237
1238         * tree-ssa-structalias.c (offset_overlaps_with_access): New
1239         function.
1240         (get_constraint_for_component_ref): Use it.
1241
1242 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
1243
1244         PR other/22264
1245         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
1246         print out the last new line.
1247
1248 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
1249
1250         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
1251         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
1252         * config/cris/cris.c (cris_conditional_register_usage): Adjust
1253         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
1254         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
1255         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
1256         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
1257         (enum reg_class): New member CC0_REGS.
1258         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
1259         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
1260         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
1261         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
1262         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1263         Adjust for register now described.
1264
1265 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
1266
1267         PR target/22262
1268         * config/i386/i386.md (stack_protect_test_si,
1269         stack_protect_test_di): Add earlyclobber for scratch 3.
1270         * config/rs6000/rs6000.md (stack_protect_testsi,
1271         stack_protect_testdi): Add earlyclobber for scratch 3,
1272         remove earlyclobber from scratch 4.
1273
1274 Older entries for 2005 can be found in ChangeLog-2005.