1 2005-07-11 Steven Bosscher <stevenb@suse.de>
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.
15 2005-07-11 Richard Guenther <rguenther@suse.de>
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.
23 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
25 * config.gcc (m32r-*-linux*): Use the default extra_parts.
26 (m32rle-*-linux*): Ditto.
28 2005-07-11 Jakub Jelinek <jakub@redhat.com>
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
34 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
38 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
39 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
41 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
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.
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.
64 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
66 * tree-ssa-structalias.c (update_alias_info): Change counting of
67 references to not include vdefs.
69 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
71 * tree-ssa-alias.c (free_used_part_map): Add missing free.
74 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
76 * pa.c (pa_commutative_p): Make PLUS commutative when
77 TARGET_NO_SPACE_REGS is true.
79 2005-07-09 Diego Novillo <dnovillo@redhat.com>
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.
90 (struct subvar): Change fields offset and size to unsigned
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
100 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
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.
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.
126 (add_stmt_operand): Do not try to micro-optimize unmodifiable
127 operands into VUSEs when adding V_MAY_DEFs for members in an
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
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.
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
159 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
160 NUM_REFERENCES_SET): Likewise.
161 (compute_points_to_sets, delete_points_to_sets): Declare.
163 2005-07-09 Richard Henderson <rth@redhat.com>
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.
185 2005-07-09 Diego Novillo <dnovillo@redhat.com>
189 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
191 2005-07-09 Jakub Jelinek <jakub@redhat.com>
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).
196 2005-07-09 Richard SAndiford <richard@codesourcery.com>
199 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
201 2005-07-08 David Edelsohn <edelsohn@gnu.org>
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.
209 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
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
218 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
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
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",
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
251 ("movsi"): Emit actual instructions for GOT and relative access.
252 ("*movsi_got_load"): New pattern to set up the register holding
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
262 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
263 Remove special pattern.
264 ("*expanded_call_side", "*expanded_call_value_side"): New
266 (gotplt-to-plt, gotplt-to-plt-side-call)
267 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
269 * config/cris/cris/predicates.md
270 ("cris_general_operand_or_gotless_symbol"): Remove unused
272 ("cris_general_operand_or_symbol"): Adjust for new functions.
274 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
276 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
278 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
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
306 * ggc-page.c (extra_order_size_table): Add sizes for
307 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
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
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
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.
374 * doc/c-tree.texi: Add documentation on DECL node internal structure.
376 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
378 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
379 * system.h: Poison FINALIZE_PIC.
380 * doc/tm.texi (FINALIZE_PIC): Remove.
382 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
385 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
386 to the correct type if we have a MODIFY_EXPR.
388 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
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
394 (lower_bound_in_type): Fix calculations for casting to a
395 non-wider signed type.
397 PR tree-optimization/20139
398 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
400 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
402 * tree-ssanames.c (release_defs): Assert in_ssa_p.
403 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
405 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
408 * tree-complex.c (expand_complex_libcall): Produce
409 REALPART_EXPR/IMAGPART_EXPR with the correct type.
411 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
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.
418 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
420 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
421 (ENDFILE_SPEC): Likewise.
422 * config/m32r/m32r.h (ASM_SPEC): Likewise.
424 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
425 a large stack frame at epilogue.
427 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
429 * final.c: Include sdbout.h when required.
431 2005-07-07 Geoffrey Keating <geoffk@apple.com>
433 * config.gcc (*-*-darwin*): Only one target-specific header file
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.
463 2005-07-07 Ian Lance Taylor <ian@airs.com>
465 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
467 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
470 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
472 2005-07-07 Khem Raj <kraj@mvista.com>
474 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
477 2005-07-07 Paul Brook <paul@codesourcery.com>
479 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
480 DEFAULT_FUNCTION_ARG_PADDING to upward.
482 2005-07-07 Richard Henderson <rth@redhat.com>
484 * function.c (locate_and_pad_parm): Record parameter alignment in
485 stack_alignment_needed.
487 2005-07-07 David Edelsohn <edelsohn@gnu.org>
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
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
504 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
505 is ics. Attribute isync.
506 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
508 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
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.
523 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
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.
529 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
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.
544 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
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.
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.
556 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
558 * config/s390/s390.c: (optimization_options): Enable
560 * doc/invoke.texi: Document changes in default behaviour.
561 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
563 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
565 * expr.c: (set_storage_via_setmem): Convert opchar to mode
568 2005-07-07 Jakub Jelinek <jakub@redhat.com>
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.
575 2005-07-06 Jeff Law <law@redhat.com>
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.
588 2005-07-06 James E. Wilson <wilson@specifixinc.com>
590 * config/ia64/ia64.c (ia64_reorg): Check optimize before
591 ia64_flag_schedule_isns2.
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.
597 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
599 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
600 (legitimize_tls_address): Use gcc_unreachable instead of abort.
602 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
604 * function.c (expand_function_end): Revert part of 2005-06-27
605 patch. Do sjlj_emit_function_exit_after after return_label.
607 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
609 * doc/install.texi (--disable-libssp): New.
611 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
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.
625 2005-07-06 Paul Brook <paul@codesourcery.com>
627 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
629 * configure: Regenerate.
631 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
633 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
635 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
637 Fix PR tree-optimization/22319
638 Fix PR tree-optimization/22140
639 Fix PR tree-optimization/22310
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
646 2005-07-06 Jakub Jelinek <jakub@redhat.com>
648 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
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
665 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
666 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
669 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
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.
675 2005-07-06 Jakub Jelinek <jakub@redhat.com>
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
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.
690 2005-07-06 Jeff Law <law@redhat.com>
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
696 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
699 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
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.
707 2005-07-05 Devang Patel <dpatel@apple.com>
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):
737 2005-07-05 Randolph Chung <tausq@debian.org>
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
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
763 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
765 * aclocal.m4: Update macros for autoconf 2.59 style.
766 * configure.ac: Likewise.
768 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
770 * pa.c (function_value): Handle small aggregates on 32-bit targets.
771 (function_arg): Pass small aggregates in general registers on 32-bit
773 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
775 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
777 * Makefile.in (final.o): Fix dependencies.
779 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
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):
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
794 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
796 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
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.
802 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
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
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,
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,
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,
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,
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,
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,
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,
862 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
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,
886 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
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.
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.
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
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
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.
943 * Makefile.in: Adjust dependencies for tree-pretty-print.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.
962 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
964 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
965 Only fall back to saying it points to readonly memory if
968 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
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.
978 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
980 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
981 instead of $<. Don't remove ./as if it already exists.
983 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
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
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
1002 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1004 * tree-dump.c (dump_files): Initialize dump number for .cgraph
1007 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1009 * tree-ssa-structalias.c: Don't include expr.h.
1011 2005-07-04 Diego Novillo <dnovillo@redhat.com>
1013 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
1016 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
1018 Fix PR tree-optimization/22279
1020 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
1023 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
1025 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
1027 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
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
1042 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
1044 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
1045 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
1048 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1050 * pa.c (fix_range): Fix typo in comment.
1052 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
1054 * tree-vrp.c (extract_range_from_assert): Replace
1055 fold (build (...)) with fold_build2.
1057 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
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
1064 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1066 * varasm.c (assemble_variable): Fix format specifier thinko.
1068 2005-07-03 Ira Rosen <irar@il.ibm.com>
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.
1074 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
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.
1080 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
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.
1086 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1087 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
1090 * c-decl.c (c_write_global_declarations): Dump contents of
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
1098 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
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
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.
1124 2005-07-02 David Edelsohn <edelsohn@gnu.org>
1127 * expr.c (write_complex_part): Use adjust_address for MEM.
1128 (read_complex_part): Same.
1130 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
1132 Fix PR tree-optimization/22280
1134 * tree-sra.c (generate_element_init): Remove useless loop.
1136 2005-07-02 Richard Henderson <rth@redhat.com>
1138 * config/alpha/alpha.c (alpha_legitimize_address): Check for
1140 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
1142 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
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".
1149 2005-07-02 Jeff Law <law@redhat.com>
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
1156 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
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
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
1166 2005-07-02 Zack Weinberg <zack@codesourcery.com>
1167 Joseph S. Myers <joseph@codesourcery.com>
1169 * toplev.c (default_tree_printer): Handle setting location with
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
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.
1185 2005-07-02 Jakub Jelinek <jakub@redhat.com>
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.
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
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.
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.
1218 2005-07-01 Richard Henderson <rth@redhat.com>
1220 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
1221 void * before struct sigcontext *.
1222 (x86_fallback_frame_state): Likewise.
1224 2005-07-01 James E. Wilson <wilson@specifixinc.com>
1226 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
1228 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
1231 * tree-ssa-reassoc.c (should_transpose): Fix which operand
1232 we check for SSA_NAME for.
1234 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
1236 Fix PR tree-optimization/22071
1238 * tree-ssa-structalias.c (offset_overlaps_with_access): New
1240 (get_constraint_for_component_ref): Use it.
1242 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
1245 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
1246 print out the last new line.
1248 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
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.
1265 2005-07-01 Jakub Jelinek <jakub@redhat.com>
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.
1274 Older entries for 2005 can be found in ChangeLog-2005.