gcc/ChangeLog

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