gcc/ChangeLog

   1 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
   2
   3         * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
   4         * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
   5
   6         * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
   7         * config/mips/iris5.h: ... here.
   8         * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
   9
  10         * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
  11         * config/mips/iris5.h: ... here.
  12
  13 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
  14
  15         * configure.ac: Remove default executable files before AC_PROG_CC.
  16         * configure: Regenerate.
  17
  18 2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>
  19
  20         PR target/13721
  21         * config/h8300/h8300.c (byte_reg): Call abort() if asked to
  22         print a operand other than a register.
  23
  24 2004-02-09  Roger Sayle  <roger@eyesopen.com>
  25
  26         * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
  27         tree code rather than call fold_convert, which doesn't specify a
  28         default floating point to integer conversion.
  29
  30 2004-02-08  Bernardo Innocenti  <bernie@develer.com>
  31
  32         * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
  33         code to support SGS assembler.  Reformat adjacent code where possible.
  34         * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
  35         definition.
  36         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
  37         for '%#'.
  38         * config/m68k/linux.h, config/m68k/m68k.c,
  39         * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
  40         macros and asm_printf() format strings.
  41         * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
  42         * config/m68k/linux.h: Update copyright.
  43         * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
  44
  45 2004-02-08  Andreas Schwab  <schwab@suse.de>
  46             Bernardo Innocenti  <bernie@develer.com>
  47
  48         * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
  49         REGISTER_PREFIX.
  50         * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
  51         frame pointer register, overridable by OS targets.
  52         * (M68K_REGNAME): Macro to obtain register name for asm output,
  53         eventually replacing %a6 with M68K_FP_REG_NAME.
  54         * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
  55         * config/m68k/linux.h (REGISTER_NAMES): Likewise.
  56         * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
  57         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
  58         * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
  59
  60 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
  61
  62         * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
  63         hook_rtx_tree_int_null.
  64         * targhooks.c (default_struct_value_rtx): Remove.
  65         * targhooks.h: Remove the prototype for
  66         default_struct_value_rtx.
  67         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
  68         config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
  69         config/ip2k/ip2k.c, config/iq2000/iq2000.c,
  70         config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
  71         config/mn10300/mn10300.c, config/pdp11/pdp11.c,
  72         config/rs6000/rs6000.c, config/s390/s390.c,
  73         config/stormy16/stormy16.c, config/v850/v850.c,
  74         config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
  75         * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
  76
  77 2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>
  78
  79         * README.Portability: Change "ISO C89" to "ISO C90".
  80         * c-parse.in (primary, initelt): Likewise.
  81
  82 2004-02-08  Richard Sandiford  <rsandifo@redhat.com>
  83
  84         * real.c (encode_ibm_extended): Normalize the input value before
  85         converting it to a double.  Handle the case where a normal value
  86         rounds to infinity.
  87
  88 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
  89
  90         * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
  91         warning.
  92         * cse.c (preferrable): Change to preferable. Update all of its
  93         callers.
  94         * genautomata.c (ainsn): Change
  95         first_ainsn_with_given_equialence_num to
  96         first_ainsn_with_given_equivalence_num.  Update all of its
  97         references.
  98
  99 2004-02-08  Jan Hubicka  <jh@suse.cz>
 100
 101         * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
 102
 103 2004-02-07  David Edelsohn  <edelsohn@gnu.org>
 104
 105         * function.c (assign_parms): Fix formatting.
 106
 107 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
 108
 109         * default.h (PROMOTE_PROTOTYPES): Remove.
 110         * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
 111         STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
 112         EXPAND_BUILTIN_SAVEREGS): Poison.
 113         * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
 114         hook_bool_tree_false.
 115         (TARGET_PROMOTE_PROTOTYPES): Likewise.
 116         * target.h: Replace SETUP_INCOMING_VARARGS with
 117         targetm.calls.setup_incoming_varargs().
 118         * targhooks.c (default_promote_function_return): Remove.
 119         (default_promote_prototypes): Likewise.
 120         (default_struct_value_rtx): Always abort().
 121         (default_expand_builtin_saveregs): Always print an error
 122         message.
 123         (default_setup_incoming_varargs): Do nothing.
 124         (default_pretend_outgoing_varargs_named): Don't depend on
 125         SETUP_INCOMING_VARARGS.
 126         * targhooks.h: Remove the prototype for
 127         default_promote_function_return and
 128         default_promote_prototypes.
 129
 130 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
 131
 132         * system.h (SHARED_SECTION_ASM_OP): Poison.
 133         * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
 134         * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
 135
 136 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
 137
 138         Bug 13856
 139         * c-decl.c (diagnose_mismatched_decls): Only give special
 140         treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
 141         is also true.
 142         (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
 143         DECL_FUNCTION_CODE when defining a built-in function.
 144         Don't update DECL_ESTIMATED_INSNS.
 145         * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
 146         FUNCTION_DECLs.
 147         * tree.h: Delete DECL_ESTIMATED_INSNS.
 148         * tree-inline.c (struct inline_data): Delete inlined_insns field.
 149         (expand_call_inline, optimize_inline_calls): Don't update
 150         DECL_ESTIMATED_INSNS nor inlined_insns.
 151         * cgraphunit.c (cgraph_analyze_function): Don't update
 152         DECL_ESTIMATED_INSNS.
 153
 154 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
 155
 156         * c-common.c (shadow_warning): Delete.
 157         * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
 158         * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
 159         * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
 160         * c-parse.in (free_parser_stacks): Delete.
 161
 162 2004-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
 163
 164         * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
 165         config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
 166         Use the top level mkinstalldirs, not the one in the gcc subdir.
 167         * mkinstalldirs: Remove (from the gcc subdir).
 168
 169 2004-02-07  Roger Sayle  <roger@eyesopen.com>
 170
 171         PR middle-end/13696
 172         * fold-const.c (fold_convert): New function to provide type
 173         conversion to the middle-end without using convert.
 174         (negate_expr, associate_trees, size_diffop, omit_one_operand,
 175         operand_equal_for_comparison_p, pedantic_omit_one_operand,
 176         invert_truthvalue, optimize_bit_field_compare, range_binop,
 177         decode_field_reference, make_range, build_range_check, unextend,
 178         fold_truthop, extract_muldiv_1, fold_mathfn_compare,
 179         fold_binary_op_with_conditional_arg, fold_inf_compare,
 180         fold_single_bit_test, fold, multiple_of_p): Replace all calls to
 181         convert with calls to fold_convert.
 182
 183 2004-02-07  Jan Hubicka  <jh@suse.cz>
 184
 185         * genrecog.c (find_operand): add extra argument stop.
 186         (validate_pattern): Verify that mach_dup is duplicating operand
 187         defined lexically earlier.
 188
 189 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
 190
 191         * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
 192         * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
 193         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
 194         * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
 195         config/ia64/ia64.h, config/ip2k/ip2k.h,
 196         config/iq2000/iq2000.h, config/mips/iris5.h,
 197         config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
 198         config/rs6000/aix51.h, config/rs6000/aix52.h,
 199         config/rs6000/darwin.h, config/rs6000/rs6000.h,
 200         config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
 201         config/sparc/linux.h, config/sparc/linux64.h,
 202         config/sparc/netbsd-elf.h, config/sparc/sparc.h,
 203         config/xtensa/xtensa.h: Remove the definitions of
 204         MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
 205         MAX_WCHAR_TYPE_SIZE.
 206         * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
 207         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
 208
 209 2004-02-07  Stephane Carrez  <stcarrez@nerim.fr>
 210
 211         PR bootstrap/13990
 212         * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
 213         gen_rtx_NE.
 214
 215 2004-02-07  Josef Zlomek  <zlomekj@suse.cz>
 216
 217         * var-tracking.c (vt_add_function_parameters): Surround checkings by
 218         #ifdef ENABLE_CHECKING and #endif.
 219
 220 2004-02-07  Roger Sayle  <roger@eyesopen.com>
 221
 222         * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
 223         either (-A)-B or (-B)-A, if A or B is easily negated respectively.
 224         (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
 225         integer types and floating point with unsafe_math_optimizations.
 226         Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
 227         Optimize A - B as A + (-B), if B is easily negated.
 228
 229 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
 230
 231         * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
 232         config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
 233         config/m32r/linux.h, config/rs6000/ppc64-fp.c,
 234         config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
 235         Update copyright.
 236
 237 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
 238
 239         * c-ppoutput.c, var-tracking.c: Fix comment typos.
 240
 241 2004-02-06  James E Wilson  <wilson@specifixinc.com>
 242
 243         * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
 244         glibc 2.3 or better.
 245
 246 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 247
 248         * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
 249         to FLOAT_LIB_COMPARE_RETURNS_BOOL.
 250
 251 2004-02-07  Alan Modra  <amodra@bigpond.net.au>
 252
 253         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
 254         (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
 255         (SHLIB_MKMAP_OPTS): Delete.
 256         (TARGET_LIBGCC2_CFLAGS): Add -specs.
 257         (bispecs): Add rule.
 258         * config/rs6000/libgcc-ppc64.ver: New file.
 259         * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
 260         (__floatdidf, __floatdisf): Optimize multiply.
 261         (__fixunstfdi): New function.
 262         * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
 263         real and imag parts larger than one register.
 264         (function_arg): Correct type of reg used when fp arg split partially
 265         to stack.
 266         * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
 267         and __MACH__ or __powerpc64__.
 268
 269 2004-02-06  Roger Sayle  <roger@eyesopen.com>
 270             Ulrich Weigand  <uweigand@de.ibm.com>
 271
 272         * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
 273         of gen_highpart or gen_lowpart when the floating point format is
 274         wider than the result mode.
 275
 276 2004-02-06  Andrew Pinski  <pinskia@physics.uc.edu>
 277
 278         * dwarf2out.c (loclabel_num): Move into #ifdef
 279         DWARF2_DEBUGGING_INFO.
 280
 281 2004-02-06  Ziemowit Laski  <zlaski@apple.com>
 282
 283         * objc/objc-act.c (build_super_template) the 'class' field of
 284         'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
 285         (get_super_receiver): Likewise.
 286
 287 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 288
 289         * reload1.c (check_eliminable_occurrences): Optimize the reset
 290         of can_eliminate.
 291         (eliminate_regs_in_insn): Likewise.
 292
 293 2004-02-06  Daniel Berlin <dberlin@dberlin.org>
 294             Josef Zlomek  <zlomekj@suse.cz>
 295
 296         * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
 297         at the beginning of function, call dwarf2out_var_location for
 298         NOTE_INSN_VAR_LOCATION note.
 299         (struct var_loc_node, struct var_loc_list_def, loclabel_num,
 300         decl_loc_table): New.
 301         (lookup_decl_loc): New function.
 302         (add_var_loc_to_decl): New function.
 303         (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
 304         only if can_use_fbreg.
 305         (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
 306         functions.
 307         (loc_descriptor): Likewise. Process VAR_LOCATION.
 308         (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
 309         (loc_descriptor_from_tree): Call mem_loc_descriptor with
 310         can_use_fbreg == true.
 311         (add_location_or_const_value_attribute): Added parameter enum
 312         dwarf_attribute attr, generate attribute ATTR.  Create the location list.
 313         (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
 314         (gen_formal_parameter_die): Call add_location_or_const_value_attribute
 315         with attr == DW_AT_location.
 316         (gen_subprogram_die): Generate the location list for DW_AT_frame_base
 317         if frame_base_decl is defined and has a location list.
 318         (gen_variable_die): Call add_location_or_const_value_attribute with
 319         attr == DW_AT_location.
 320         (dwarf2out_var_location): New function.
 321         (dwarf2out_begin_function): New function.
 322         (dwarf2out_init): Create decl_loc_table.
 323
 324 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
 325
 326         * loop.c (force_movables): Transitively increase the priorities of
 327         all insns forces by an insn, not just the first one.
 328
 329 2004-02-06  Josef Zlomek  <zlomekj@suse.cz>
 330             Daniel Berlin <dberlin@dberlin.org>
 331
 332         Josef Zlomek  <zlomekj@suse.cz>
 333         * Makefile.in (var-tracking.o): New.
 334         * common.opt (fvar-tracking): New.
 335         * flags.h (flag_var_tracking): New.
 336         * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
 337         * opts.c (common_handle_option): Add OPT_fvar_tracking.
 338         * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
 339         * rtl.c (note_insn_name): Likewise.
 340         * rtl.def (VAR_LOCATION): New.
 341         * rtl.h (NOTE_VAR_LOCATION): New.
 342         (NOTE_VAR_LOCATION_DECL): New.
 343         (NOTE_VAR_LOCATION_LOC): New.
 344         (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
 345         (variable_tracking_main): New exported function.
 346         * timevar.def (TV_VAR_TRACKING): New.
 347         * toplev.c (enum dump_file_index): Added DFI_vartrack.
 348         (dump_file): "vartrack" was added (-dV).
 349         (flag_var_tracking): New.
 350         (f_options): "var-tracking" was added.
 351         (rest_of_handle_variable_tracking): New function.
 352         (rest_of_compilation): Run variable tracking.
 353         (process_options): If user has not specified flag_var_tracking set it
 354         according to optimize, debug_info_level and debug_hooks.
 355         * tree.h (frame_base_decl): New.
 356         * var-tracking.c: New file.
 357         * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
 358         (ia64_override_options): Set flags to run variable tracking in machine
 359         dependent reorg instead of toplev.c.
 360         (ia64_reorg): Run variable tracking if wanted.
 361         * doc/invoke.texi: Mention variable tracking in -dV,
 362         add and -fvar-tracking.
 363         * doc/passes.texi: Added variable tracking pass.
 364
 365         Daniel Berlin <dberlin@dberlin.org>
 366         * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
 367         * dbxout.c (dbx_debug_hooks): Likewise.
 368         (xcoff_debug): Likewise.
 369         * debug.c (do_nothing_debug_hooks): Likewise.
 370         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
 371         * dwarfout.c (dwarf_debug_hooks): Likewise.
 372         * sdbout.c (sdb_debug_hooks): Likewise.
 373         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
 374         * final.c (final_scan_insn): Call var_location debug hook for each
 375         NOTE_INSN_VAR_LOCATION.
 376
 377 2004-02-06  Jan Hubicka  <jh@suse.cz>
 378
 379         * flow.c (update_life_info): Allocate reg_deaths when called from
 380         scheudler.
 381         (attempt_auto_inc):  Update life ranges accordingly.
 382
 383 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
 384
 385         PR debug/11816
 386         * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
 387
 388 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
 389
 390         * cfganal.c (flow_call_edges_add): Never split a libcall block.
 391
 392 2004-02-06  Daniel Berlin  <dberlin@dberlin.org>
 393
 394         * dwarf2out.c (output_loc_list): Don't use deltas if we have
 395         a separate line info table in use.
 396         Use the correct size for terminators.
 397         (output_die): Use offset, not delta.
 398
 399 2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>
 400
 401         * doc/invoke.texi: Remove the pni option from -mfpmath=.
 402
 403 2004-02-06  Jan Hubicka  <jh@suse.cz>
 404
 405         * recog.c (split_all_insns): Do not update reg info.
 406         * regrename.c (regrename_optimize): Likewise.
 407         * toplev.c (rest_of_handle_reorder_blocks): Likewise.
 408         * flow.c (struct propagate_block_info): Add insn_num field.
 409         (reg_deaths): New array.
 410         (life_analysis): Free reg_deaths info.
 411         (allocate_reg_life_data): Allocate reg_deaths array.
 412         (propagate_one_insn): Use new array.
 413         (init_propagate_block): Initialize it.
 414         (free_propagate_block_info): Finish compuation of
 415         REG_LIVE_LENGTH
 416         (attempt_auto_inc): Sanity check that REG_INFO is not
 417         computed at same time.
 418         (mark_used_regs): Update new array.
 419
 420         * reg-stack.c (subst_stack_regs): Unshare clobbers before
 421         substitution.
 422
 423 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 424
 425         * config/s390/s390.md (*extendsiqi2_short_displ): Change to
 426         *extendqisi2_short_displ.
 427
 428 2004-02-06  Alan Modra  <amodra@bigpond.net.au>
 429
 430         * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
 431         * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
 432         (emit_library_call_value_1): Likewise pass nargs.
 433         * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
 434         * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
 435         * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
 436         parameter instead of scanning TYPE_ARGS_TYPES to count args.
 437         * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
 438         prototype.
 439         * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
 440         (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
 441         (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
 442         * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
 443         INIT_CUMULATIVE_ARGS.
 444         * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
 445         * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
 446         config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
 447         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
 448         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
 449         config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
 450         config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
 451         config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
 452         config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
 453         config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
 454         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
 455         config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
 456
 457 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 458
 459         * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
 460         possible.
 461
 462 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 463
 464         * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
 465         note containing (plus (reg) (const_int)), where reg is an
 466         eliminable reg, then perform the register elimination without
 467         depending on eliminate_regs().
 468
 469 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 470
 471         * config/arc/arc.c (arc_return_in_memory): Check the return
 472         value of int_size_in_bytes against -1.  Don't check
 473         TREE_ADDRESSABLE.
 474         * config/avr/avr.c (avr_return_in_memory): Check the return
 475         value of int_size_in_bytes against -1.
 476         * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
 477         * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
 478         Likewise.
 479         * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
 480         * config/stormy16/stormy16.c (xstormy16_return_in_memory):
 481         Likewise.
 482
 483 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 484
 485         * config/frv/frv-protos.h: Remove the prototype for
 486         frv_setup_incoming_varargs.
 487         * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
 488         (frv_setup_incoming_varargs): Make it static.
 489         * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
 490
 491 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 492
 493         * config/fr30/fr30-protos.h: Remove the prototype for
 494         fr30_setup_incoming_varargs.
 495         Update the prototypes for fr30_num_arg_regs and
 496         fr30_function_arg_partial_nregs.
 497         * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
 498         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
 499         (fr30_setup_incoming_varargs): Make it static.
 500         Add argument second_time.  Don't do anything when second_time
 501         is nonzero.
 502         (fr30_num_arg_regs): Change the type of the first argument to
 503         enum machine_mode.
 504         (fr30_function_arg_partial_nregs): Change the type of the
 505         second argument to enum machine_mode.
 506         * config/fr30/fr30.h (STRUCT_VALUE): Remove.
 507         (SETUP_INCOMING_VARARGS): Remove.
 508
 509 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
 510
 511         * config/arc/arc-protos.h: Remove the prototype for
 512         arc_setup_incoming_varargs.
 513         * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
 514         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
 515         (arc_setup_incoming_varargs): Make it static.
 516         (arc_external_libcall): Likewise.
 517         * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
 518         Remove the commented-out definition of
 519         ASM_OUTPUT_EXTERNAL_LIBCALL.
 520
 521 2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
 522
 523         * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
 524         to $$(slibdir) in the installation commands.
 525
 526 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
 527
 528         * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
 529         with inner_regno, not regno.
 530         * rtlanal.c (refers_to_regno_p): Same.
 531
 532 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 533
 534         * config.gcc: Remove i370 support.
 535
 536 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
 537
 538         * doc/install.texi:  Update automake and autoconf version
 539         requirements.  Note where to find gcj automake version.
 540
 541 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
 542
 543         * Makefile.in (generate-manpages): Move dependencies to ...
 544         (man): here.
 545         * doc/makefile.texi: Document new targets.
 546         * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
 547
 548 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
 549
 550         PR/13485
 551         Makefile.in (srcextra):  Add a level of indirection to ...
 552         (gcc.srcextra): ... here.
 553         (po-generated): Delete.
 554         (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
 555         options.c.
 556         (start.encap): Remove superfluous lang.srcextra dependency.
 557         objc/Make-lang.in (po-generated):  Delete.
 558
 559 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 560
 561         * config/ia64/ia64.c (REG_GP): Remove.
 562
 563 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 564
 565         * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
 566
 567 2004-02-05  Devang Patel  <dpatel@apple.com>
 568
 569         * dwarf2out.c (force_type_die): Look up input type itself
 570         instead of root_type() of type.
 571
 572 2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>
 573
 574         * config/s390/s390.md ("*tmqidi_ext"): New insn.
 575         ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
 576         pre-reload splitters are transformed to post-reload
 577         define_insn_and_split patterns.
 578         ("*tmqisi_ext"): Renamed old "*tmqi_ext".
 579
 580 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 581
 582         * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
 583         TARGET_PROMOTE_PROTOTYPES.
 584
 585 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 586
 587         PR middle-end/13750
 588         Revert:
 589         2004-01-15  Geoffrey Keating  <geoffk@apple.com>
 590         PR pch/13361
 591         * c-typeck.c (constructor_asmspec): Delete.
 592         (struct initializer_stack): Delete field 'asmspec'.
 593         (start_init): Delete saving of asmspec.
 594         (finish_init): Don't update constructor_asmspec.
 595         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
 596         * stmt.c (expand_asm): Duplicate strings from tree.
 597         (expand_asm_operands): Likewise.
 598         * tree.c (tree_size): Update computation of size of STRING_CST.
 599         (make_node): Don't make STRING_CST nodes.
 600         (build_string): Allocate string with tree node.
 601         * tree.def (STRING_CST): Update comment.
 602         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
 603         (tree_string): Place contents of string in tree node.
 604         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
 605         from tree.
 606
 607 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
 608
 609         * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
 610         msgid.
 611
 612 2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>
 613
 614         * config/rs6000/altivec.md (*movv4si_internal): At least one
 615         operand must be altivec_register_operand.
 616         (*movv8hi_internal1): Likewise.
 617         (*movv16qi_internal1): Likewise.
 618         (*movv4sf_internal1): Likewise.
 619
 620 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
 621
 622         * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
 623         * configure: Regenerate.
 624
 625 2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>
 626
 627         * doc/install.texi: Update description of --gxx-include-dir to
 628         give correct default value.
 629
 630 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 631
 632         * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
 633         8 with MAC_REG.
 634
 635 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 636
 637         * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
 638         gen_rtx_PARALLEL.
 639
 640 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 641
 642         * emit-rtl.c: Update the comment about the file.
 643
 644 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
 645
 646         * sourcebuild.texi (Test Idioms): Update testcase naming
 647         conventions.
 648
 649 2004-02-04  Per Bothner  <per@bothner.com>
 650
 651         Partially revert/redo 2003-10-01 change; fix -fworking-directory.
 652         * c-ppoutput.c (pp_dir_change):  New function.
 653         * c-common.h (pp_dir_change):  New declaration.
 654         * cpplib.h (struct cpp_options):  Remove working_directory field.
 655         * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
 656         (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
 657         Don't handle -fworking_directory here, but in c_common_post_options.
 658         (read_original_directory): Don't back up when done.
 659         Don't clear no-longer used working_directory flag.
 660         * cpplib.h:  Update declarations to match.
 661         * c-lex.c (cb_dir_change):  Move to c-opts.c.
 662         (init_c_lex):  Don't set dir_change callback here, since we want
 663         to set it even if flag_preprocess_only.
 664         * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
 665         (c_common_post_options):  Set dir_change callback.
 666         Call pp_dir_change if approporiate.
 667         (finish_options):  Don't call cpp_find_main_file here.  Hence remove
 668         unneeded parameter and result. Do LC_RENAME for <built-in>.
 669         (c_common_post_options):  Call cpp_read_main_file here instead.
 670         (c_common_init):  Update accordingly.
 671         (push_command_line_include):  Don't cpp_push_main_file.
 672         Do LC_RENAME rather than LC_LEASE to get back to main file.
 673         Compared to pre-10-01 version, inline cpp_rename_to_main_file.
 674         (c_common_parse_file):  Call cpp_read_main_file for subsequent main
 675         files, but call finish_options for all files.
 676         * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
 677         * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
 678         cpp_find_main_file + cpp_push_main_file.
 679         * c-lex.c (fe_file_change):  Don't set main_input_filename here.
 680         * opts.c (handle_options):  Only set main_input_filename first time.
 681
 682 2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
 683
 684         * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
 685
 686 2004-02-04  Geoffrey Keating  <geoffk@apple.com>
 687
 688         * reload.c (find_equiv_reg): When checking for register overlap,
 689         don't index hard_regno_nregs with a pseudo-reg.
 690
 691 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
 692
 693         * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
 694
 695 2004-02-04  David Edelsohn  <edelsohn@gnu.org>
 696
 697         * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
 698         against FIRST_PSEUDO_REGISTER.
 699
 700 2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 701
 702         * Makefile.in: Move target, host overrides after per-language
 703         fragments.
 704
 705         * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
 706         (GNATLIBCFLAGS): Remove -g.
 707
 708 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 709
 710         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
 711         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
 712         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
 713         config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
 714         config/pdp11/pdp11.c, config/rs6000/rs6000.c,
 715         config/sparc/sparc.c, config/vax/vax.c: Revert the
 716         replacements of "FALLTHRU" with "Fall through" done in the
 717         previous patch.
 718
 719 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 720
 721         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
 722         config/arm/arm.c, config/arm/arm.md,
 723         config/cris/cris-protos.h, config/fr30/fr30.c,
 724         config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
 725         config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
 726         config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
 727         config/ip2k/ip2k.md, config/ip2k/libgcc.S,
 728         config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
 729         config/m68k/m68k.c, config/m68k/netbsd-elf.h,
 730         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
 731         config/ns32k/netbsd.h, config/ns32k/ns32k.c,
 732         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
 733         config/rs6000/darwin-ldouble.c, config/s390/s390.h,
 734         config/s390/s390.md, config/sparc/netbsd-elf.h,
 735         config/sparc/openbsd.h, config/sparc/sparc.c,
 736         config/xtensa/lib2funcs.S: Fix comment formatting.
 737
 738 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 739
 740         * config/alpha/alpha.c, config/arc/arc.c,
 741         config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
 742         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
 743         config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
 744         config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
 745         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
 746         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
 747         config/iq2000/iq2000.c, config/m32r/m32r.c,
 748         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
 749         config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
 750         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
 751         config/rs6000/rs6000.h, config/sparc/sparc.c,
 752         config/vax/vax.c: Fix comment typos.  Follow spelling
 753         conventions.
 754
 755 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 756
 757         * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
 758         caller-save.c, df.h, genconfig.c, global.c, lcm.c,
 759         ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
 760         sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
 761         config/arm/fpa.md, config/arm/iwmmxt.md,
 762         config/arm/netbsd-elf.h, config/arm/netbsd.h,
 763         config/m68hc11/m68hc11.md, config/mips/iris5.h,
 764         config/mn10300/mn10300.md, config/rs6000/altivec.md,
 765         config/sparc/netbsd-elf.h: Update copyright.
 766
 767 2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
 768
 769         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
 770         for all modes whose size is greater than 8 bytes if ARCH32.
 771         (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
 772         by reference if ARCH32.
 773
 774 2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
 775
 776         * cgraphunit.c (cgraph_postorder): Fix typo in comment.
 777
 778 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
 779
 780         * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
 781         to before adddi3 insn patterns.
 782         ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
 783         "reload_insi"): Move to before addsi3 insn patterns.
 784
 785 2004-02-04  Mark Mitchell  <mark@codesourcery.com>
 786
 787         * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
 788         parameter.  Use it instead of current_function_is_thunk.
 789         * function.h (struct function): Update documentation for is_thunk.
 790         * tree.h (CALL_FROM_THUNK_P): New macro.
 791         * config/alpha/alpha.c (alpha_sa_mask): Do not check
 792         no_new_pseudos when testing current_function_is_thunk.
 793         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
 794
 795 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 796
 797         * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
 798         TARGET_SETUP_INCOMING_VARARGS.
 799
 800 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 801
 802         * emit-rtl.c (gen_rtx): Remove.
 803         * genattrtab.c: Don't mention gen_rtx in a comment.
 804         * rtl.h: Remove the prototype for gen_rtx.
 805         * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
 806
 807 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 808
 809         * config/arc/arc.h, config/fr30/fr30.h
 810         (SETUP_INCOMING_VARARGS): Remove the target-independent
 811         comments.
 812         * doc/tm.texi: Don't mention deprecated target macros.
 813
 814 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 815
 816         * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
 817         target-independent comment.
 818
 819 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 820
 821         * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
 822         mention deprecated target macros.
 823
 824 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 825
 826         * config.gcc: Remove obsolete ports and configurations.
 827         * config/linux-aout.h, config/netware.h,
 828         config/t-linux-gnulibc1, config/d30v/abi,
 829         config/d30v/d30v-protos.h, config/d30v/d30v.c,
 830         config/d30v/d30v.h, config/d30v/d30v.md,
 831         config/d30v/libgcc1.asm, config/d30v/t-d30v,
 832         config/dsp16xx/dsp16xx-modes.def,
 833         config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
 834         config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
 835         config/i370/README, config/i370/i370-c.c,
 836         config/i370/i370-protos.h, config/i370/i370.c,
 837         config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
 838         config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
 839         config/i386/freebsd-aout.h, config/i386/linux-aout.h,
 840         config/i386/moss.h, config/i386/netware.h,
 841         config/i386/svr3.ifile, config/i386/svr3dbx.h,
 842         config/i386/svr3gas.h, config/i386/svr3z.ifile,
 843         config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
 844         config/i960/i960-c.c, config/i960/i960-coff.h,
 845         config/i960/i960-modes.def, config/i960/i960-protos.h,
 846         config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
 847         config/i960/rtems.h, config/i960/t-960bare,
 848         config/m68k/hp310.h, config/m68k/hp320.h,
 849         config/m68k/hp320base.h, config/m68k/m68kv4.h,
 850         config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
 851         Remove.
 852         * doc/extend.texi, doc/install.texi, doc/invoke.texi,
 853         doc/md.texi: Remove mentions of obsolete ports.
 854
 855 2004-02-04  Jan Hubicka  <jh@suse.cz>
 856
 857         * alias.c (find_base_term, get_addr):  Do not dereference NULL
 858         pointer when all VALUE's locations has been invalidated.
 859         (rtx_equal_for_memref_p): Simplify checking of VALUEs.
 860
 861 2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>
 862
 863         * doc/invoke.texi (x86 options): Fix spelling/wording.
 864
 865 2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
 866
 867         * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
 868         put the original string in a comment.
 869         * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
 870         * config/mips/mips.c (mips_output_ascii): Likewise.
 871         * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
 872
 873 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
 874
 875         * system.h (GIV_SORT_CRITERION): Poison.
 876         * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
 877         * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
 878
 879 2004-02-03  Roger Sayle  <roger@eyesopen.com>
 880
 881         PR target/9348
 882         * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
 883         multiplies with a multiplication of the wrong signedness, its the
 884         signedness of the multiplication that we've performed that needs to
 885         be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
 886         if expand_mult_highpart_adjust places the result in target.
 887
 888 2004-02-03  Richard Henderson  <rth@redhat.com>
 889
 890         * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
 891
 892 2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
 893
 894         * config.gcc (sh[234]l): Use little endian fragments.
 895
 896 2004-02-03  Paul Koning  <pkoning@equallogic.com>
 897
 898         * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
 899         * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
 900         * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
 901         encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
 902         floating point format.
 903         (pdp11_f_format, pdp11_d_format): New real_format descriptors for
 904         the above functions.
 905         (output_move_quad): Output float values in correct target format.
 906         (legitimate_const_double_p): New function.
 907         * config/pdp11/pdp11.h: Fix typos.
 908         (FLOAT_WORDS_BIG_ENDIAN): Add definition.
 909         (TARGET_FLOAT_FORMAT): Ditto.
 910         (pdp11_f_format, pdp11_d_format): Add external declarations.
 911         (MAX_REGS_PER_ADDRESS): Corrected.
 912         (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
 913         (PRINT_OPERAND): Output float literals in target format.
 914
 915 2004-02-03  Mark Mitchell  <mark@codesourcery.com>
 916
 917         PR c++/13975
 918         * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
 919         TI_PRIVATE.
 920         (access_public_node): Redefine.
 921         (access_protected_node): Likewise.
 922         (access_private_node): Likewise.
 923         * tree.c (build_common_tree_nodes): Create access_public_node,
 924         access_protected_node, and access_private_node.
 925
 926 2004-02-03  Steve Ellcey  <sje@cup.hp.com>
 927
 928         * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
 929         (MASK_INLINE_INT_DIV_THR): Ditto.
 930         (MASK_INLINE_SQRT_LAT): Ditto.
 931         (MASK_INLINE_SQRT_THR): Ditto.
 932         (MASK_DWARF2_ASM): Ditto.
 933         (MASK_EARLY_STOP_BITS): Ditto.
 934
 935 2004-02-02  Paul Brook  <paul@codesourcery.com>
 936
 937         Merge from csl-arm-branch.
 938
 939         2004-01-30  Paul Brook  <paul@codesourcery.com>
 940
 941         * aof.h (REGISTER_NAMES): Add vfp reg names
 942         (ADDITIONAL_REGISTER_NAMES): Ditto.
 943         * aout.h (REGISTER_NAMES): Ditto.
 944         (ADDITIONAL_REGISTER_NAMES): Ditto.
 945         * arm-protos.h: Update/Add Prototypes.
 946         * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
 947         Only allow 0.0 for VFP.
 948         (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
 949         (values_fp): Rename from values_fpa.  Update Users.
 950         (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
 951         Update users.  Only check valid constants for this hardware.
 952         (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
 953         Only allow consts for FPA.
 954         (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
 955         Only allow consts for FPA.
 956         (use_return_insn): Check for saved VFP regs.
 957         (arm_legitimate_address_p): Handle VFP DFmode addressing.
 958         (arm_legitimize_address): Ditto.
 959         (arm_general_register_operand): New function.
 960         (vfp_mem_operand): New function.
 961         (vfp_compare_operand): New function.
 962         (vfp_secondary_reload_class): New function.
 963         (arm_float_compare_operand): New function.
 964         (vfp_print_multi): New function.
 965         (vfp_output_fstmx): New function.
 966         (vfp_emit_fstm): New function.
 967         (arm_output_epilogue): Output VPF reg restore code.
 968         (arm_expand_prologue): Output VFP reg save code.
 969         (arm_print_operand): Add 'P'.
 970         (arm_hard_regno_mode_ok): Return modes for VFP regs.
 971         (arm_regno_class): Return classes for VFP regs.
 972         (arm_compute_initial_elimination_offset): Include space for VFP regs.
 973         (arm_get_frame_size): Ditto.
 974         * arm.h (FIXED_REGISTERS): Add VFP regs.
 975         (CALL_USED_REGISTERS): Ditto.
 976         (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
 977         (FIRST_VFP_REGNUM): Define.
 978         (LAST_VFP_REGNUM): Define.
 979         (IS_VFP_REGNUM): Define.
 980         (FIRST_PSEUDO_REGISTER): Include VFP regs.
 981         (HARD_REGNO_NREGS): Handle VFP regs.
 982         (REG_ALLOC_ORDER): Add VFP regs.
 983         (enum reg_class): Add VFP_REGS.
 984         (REG_CLASS_NAMES): Ditto.
 985         (REG_CLASS_CONTENTS): Ditto.
 986         (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
 987         (REG_CLASS_FROM_LETTER): Add 'w'.
 988         (EXTRA_CONSTRAINT_ARM): Add 'U'.
 989         (EXTRA_MEMORY_CONSTRAINT): Define.
 990         (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
 991         (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
 992         (REGISTER_MOVE_COST): Ditto.
 993         (PREDICATE_CODES): Add arm_general_register_operand,
 994         arm_float_compare_operand and vfp_compare_operand.
 995         * arm.md (various): Rename as above.
 996         (divsf3): Enable when TARGET_VFP.
 997         (divdf3): Ditto.
 998         (movdfcc): Ditto.
 999         (sqrtsf2): Ditto.
1000         (sqrtdf2): Ditto.
1001         (arm_movdi): Disable when TARGET_VFP.
1002         (arm_movsi_insn): Ditto.
1003         (movsi): Only split with general regs.
1004         (cmpsf): Use arm_float_compare_operand.
1005         (push_fp_multi): Restrict to TARGET_FPA.
1006         (vfp.md): Include.
1007         * vfp.md: New file.
1008         * fpa.md (various): Rename as above.
1009         * doc/md.texi: Document ARM w and U constraints.
1010
1011         2004-01-15  Paul Brook  <paul@codesourcery.com>
1012
1013         * config.gcc: Add with_fpu.  Allow with-float=softfp.
1014         * config/arm/arm.c (arm_override_options): Rename *-s to *s.
1015         Break out of loop when we find a float-abi.  Fix typo.
1016         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
1017         Set -mfloat-abi=.
1018         * doc/install.texi: Document --with-fpu.
1019
1020         2003-01-14  Paul Brook  <paul@codesourcery.com>
1021
1022         * config.gcc (with_arch): Add armv6.
1023         * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
1024         * config/arm/arm.c (arm_overrride_options): Ditto.
1025
1026         2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
1027
1028         * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
1029         (FL_ARCH6): Renamed from FL_ARCH6J.
1030         (arm_arch3m): Renamed from arm_fast_multiply.
1031         (arm_arch6): Renamed from arm_arch6j.
1032         * arm.h: Update all uses of above.
1033         * arm-cores.def: Likewise.
1034         * arm.md: Likewise.
1035
1036         * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
1037         not arm6j.  Add entry for arch armv6.
1038
1039         2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
1040
1041         * arm.c (arm_emit_extendsi): Delete.
1042         * arm-protos.h (arm_emit_extendsi): Delete.
1043         * arm.md (zero_extendhisi2): Also handle zero-extension of
1044         non-subregs.
1045         (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
1046         (thumb_zero_extendhisi2): Only match if not v6.
1047         (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
1048         (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
1049         (thumb_extendqisi2): Likewise.
1050         (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
1051         (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
1052         (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
1053         (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
1054         (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
1055         (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
1056         (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
1057         (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
1058         (arm_extendqisi2addsi): Likewise.
1059
1060         2003-12-31  Mark Mitchell  <mark@codesourcery.com>
1061
1062         Revert this change:
1063         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
1064         + REG addressing modes.
1065
1066         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
1067         + REG addressing modes.
1068
1069         2003-12-30  Mark Mitchell  <mark@codesourcery.com>
1070
1071         * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
1072         CONSTANT_P_RTX.
1073
1074         2003-30-12  Paul Brook  <paul@codesourcery.com>
1075
1076         * longlong.h: protect arm inlines with !defined (__thumb__)
1077
1078         2003-30-12  Paul Brook  <paul@codesourcery.com>
1079
1080         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
1081
1082         2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
1083
1084         * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
1085         change.
1086
1087         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
1088
1089         * builtins.c (expand_builtin_apply_args_1): Add pretend args size
1090         to the virtual incoming args pointer for downward stacks.
1091
1092         2003-12-29  Paul Brook  <paul@codesourcery.com>
1093
1094         * config/arm/arm-cores.def: Add cost function.
1095         * config/arm/arm.c (arm_*_rtx_costs): New functions.
1096         (arm_rtx_costs): Remove
1097         (struct processors): Add rtx_costs field.
1098         (all_cores, all_architectures): Ditto.
1099         (arm_override_options): Set targetm.rtx_costs.
1100         (thumb_rtx_costs): New function.
1101         (arm_rtx_costs_1): Remove cases handled elsewhere.
1102         * config/arm/arm.h (processor_type): Add COSTS parameter.
1103
1104         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
1105
1106         * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
1107         (arm926ejs.md): Include it.
1108         * config/arm/arm926ejs.md: New pipeline description.
1109
1110         2003-12-24  Paul Brook  <paul@codesourcery.com>
1111
1112         * config/arm/arm.c (arm_arch6j): New variable.
1113         (arm_override_options): Set it.
1114         (arm_emit_extendsi): New function.
1115         * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
1116         * config/arm/arm.h (arm_arch6j): Declare.
1117         * config/arm/arm.md: Add sign/zero extend insns.
1118
1119         2003-12-23  Paul Brook  <paul@codesourcery.com>
1120
1121         * config/arm/arm.c (all_architectures): Add armv6.
1122         * doc/invoke.texi: Document it.
1123
1124         2003-12-19  Paul Brook  <paul@codesourcery.com>
1125
1126         * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
1127         insn patterns to match.
1128         * config/arm/arm-generic.md: Ditto.
1129         * config/arm/cirrus.md: Ditto.
1130         * config/arm/fpa.md: Ditto.
1131         * config/amm/iwmmxt.md: Ditto.
1132         * config/arm/arm1026ejs.md: Ditto.
1133         * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
1134         for 11_loadb.
1135
1136         2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
1137
1138         * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
1139         * config/arm/arm.c (arm_adjust_cost): Check shift cost for
1140         TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
1141         (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
1142         arm_no_early_mul_dep): Correctly deal with conditional execution,
1143         parallels and single shift operations.
1144         (arm_no_early_alu_shift_value_dep): Define.
1145         * arm.md (attr type): Replace 'normal' with 'alu',
1146         'alu_shift' and 'alu_shift_reg'.
1147         (attr core_cycles): Adjust.
1148         (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
1149         *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
1150         *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
1151         *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
1152         *arith_shiftsi_compare0_scratch, *sub_shiftsi,
1153         *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
1154         *if_shift_move, *if_move_shift, *if_shift_shift): Set type
1155         attribute appropriately.
1156         * config/arm/arm1026ejs.md (alu_op): Adjust.
1157         (alu_shift_op, alu_shift_reg_op): New.
1158         * config/arm/arm1136.md: Add better bypasses for early
1159         registers. Remove load[234] and store[234] bypasses.
1160         (11_alu_op): Adjust.
1161         (11_alu_shift_op, 11_alu_shift_reg_op): New.
1162
1163         2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
1164
1165         * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
1166         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
1167         * config/arm/arm.c (arm_no_early_store_addr_dep,
1168         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
1169         * config/arm/arm1026ejs.md: Add load-store bypass.
1170         * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
1171         Add bypasses between instructions.
1172
1173         2003-12-10  Paul Brook  <paul@codesourcery.com>
1174
1175         * config/arm/arm.c (arm_fpu_model): New variable.
1176         (arm_fload_abi): New variable.
1177         (target_fpe_name): Rename from target_fp_name.
1178         (target_fpu_name): New variable.
1179         (arm_is_cirrus): Remove.
1180         (fpu_desc): New struct.
1181         (all_fpus): Define.
1182         (pf_model_for_fpu): Define.
1183         (all_loat_abis): Define.
1184         (arm_override_options): Set fp arch flags based on -mfpu=
1185         and -float-abi=.
1186         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
1187         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
1188         (*): Use new TARGET_* flags.
1189         * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
1190         (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
1191         (TARGET_SOFT_FLOAT): Ditto.
1192         (TARGET_SOFT_FLOAT_ABI): New.
1193         (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
1194         TARGET_HARD_FLOAT.
1195         (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
1196         (TARGET_OPTIONS): Add -mfpu=.
1197         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
1198         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
1199         (arm_pf_model): Define.
1200         (arm_float_abi_type): Define.
1201         (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
1202         * config/arm/arm.md: Use new TARGET_* flags.
1203         * config/arm/cirrus.md: Ditto.
1204         * config/arm/fpa.md: Ditto.
1205         * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
1206         * config/arm/semi.h (ASM_SPEC): Ditto.
1207         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
1208         (FPUTYPE_DEFAULT): Set to VFP.
1209         * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
1210
1211         2003-11-22  Phil Edwards  <phil@codesourcery.com>
1212
1213         PR target/12476
1214         * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
1215         'bx' instead of 'b' to avoid branch range restrictions.  Output
1216         the thunk immediately before the thunked-to function.
1217         * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
1218         .thumb_func if a thunk is being generated.  Emit .code 16 along
1219         with .thumb_func if a thunk is not being generated.
1220
1221         2003-11-15  Nicolas Pitre <nico@cam.org>
1222
1223         * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
1224         arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
1225         * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
1226         (lshrdi3_iwmmxt): Renamed from lshrdi3.
1227         * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
1228
1229         2003-11-12  Steve Woodford  <scw@wasabisystems.com>
1230             Ian Lance Taylor  <ian@wasabisystems.com>
1231
1232         * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
1233         code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
1234
1235         2003-11-05  Phil Edwards  <phil@codesourcery.com>
1236
1237         * config/arm/arm.md (insn):  Add new V6 instruction names.
1238         (generic_sched):  New attr.
1239         * config/arm/arm-generic.md:  Use generic_sched here.
1240         * config/arm/arm1026ejs.md:  Do not model fetch/issue/decode
1241         stages of pipeline.  Adjust latency counts accordingly.
1242         * config/arm/arm1136jfs.md:  New file.
1243
1244         2003-10-28  Mark Mitchell  <mark@codesourcery.com>
1245
1246         * config/arm/arm.h (processor_type): New enumeration type.
1247         (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
1248         ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
1249         (CPP_CPU_ARCH_SPEC): Likewise.
1250         * config/arm/arm.c (arm_tune): New variable.
1251         (all_cores): Use cores.def.
1252         (all_architectures): Add representative processor.
1253         (arm_override_options): Restructure way in which tuning
1254         information is deduced.
1255         * arm.md: Update "insn" and "type" attributes throughout.
1256         (insn): New attribute.
1257         (type): Compute "mult" from "insn" attribute.  Add load2,
1258         load3, load4 alternatives.
1259         (arm automaton): Move to arm-generic.md.
1260         * config/arm/arm-cores.def: New file.
1261         * config/arm/arm-generic.md: Likewise.
1262         * config/arm/arm1026ejs.md: Likewise.
1263
1264 2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
1265
1266         * doc/invoke.texi (SPARC options): Remove -mflat and
1267         all -mxxx (xxx:chip) options.
1268         * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
1269         * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
1270         * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
1271         * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
1272         * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
1273         * config/sparc/sparc.c: Likewise.
1274         (sparc_output_function_prologue): Remove TARGET_FLAT handling.
1275         (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
1276         (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
1277         (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
1278         (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
1279         (sparc_flat_must_save_register_p): Likewise.
1280         (sparc_flat_compute_frame_size): Likewise.
1281         (sparc_flat_save_restore): Likewise.
1282         (sparc_flat_function_prologue): Likewise.
1283         (sparc_flat_function_epilogue): Likewise.
1284         (sparc_flat_epilogue_delay_slots): Likewise.
1285         (sparc_flat_eligible_for_epilogue_delay): Likewise.
1286         (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
1287         * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
1288         (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
1289         (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
1290         (CONDITIONAL_REGISTER_USAGE): Likewise.
1291         (FRAME_POINTER_REQUIRED): Likewise.
1292         (INITIAL_ELIMINATION_OFFSET): Likewise.
1293         (BASE_RETURN_VALUE_REG): Likewise.
1294         (BASE_OUTGOING_VALUE_REG): Likewise.
1295         (BASE_PASSING_ARG_REG): Likewise.
1296         (BASE_INCOMING_ARG_REG): Likewise.
1297         (INCOMING_REGNO): Likewise.
1298         (OUTGOING_REGNO): Likewise.
1299         (LOCAL_REGNO): Likewise.
1300         (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
1301         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
1302         (EPILOGUE_USES): Likewise.
1303         * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
1304         ("flat" attribute): Delete.
1305         (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
1306         handling.
1307         (call followed by jump define_peephole's): Delete.
1308         (exception_receiver): Likewise.
1309         (builtin_setjmp_receiver): Likewise.
1310         * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
1311
1312 2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
1313
1314         PR c/11658
1315         PR c/13994
1316         * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
1317         on langhooks.h.
1318         * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
1319         * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
1320         Include langhooks.h.  Replace c_common_truthvalue_conversion
1321         with the truthvalue_conversion language hook throughout.
1322         (expr_no_commas): Call default_conversion before save_expr
1323         for the first term of the production 'x ? : y'.
1324         * c-common.c (c_common_truthvalue_conversion): Remove
1325         obsolete block.  Invoke recursively the hook instead
1326         of this function.
1327         * c-convert.c (convert): handle ERROR_MARK_NODE.
1328         * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
1329         returned by the truthvalue_conversion language hook.
1330         * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
1331         c_objc_common_truthvalue_conversion.
1332         * c-objc-common.c (c_objc_common_truthvalue_conversion):
1333         New function.
1334         * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
1335         * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
1336         c_objc_common_truthvalue_conversion.
1337
1338 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1339
1340         * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
1341         of gen_rtx.
1342         (LIBCALL_VALUE): Likewise.
1343         * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
1344         gen_rtx_CC0 instead of gen_rtx.
1345         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
1346         gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
1347         (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
1348         gen_rtx.
1349         (m68hc11_emit_logical): Likewise.
1350
1351 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1352
1353         * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
1354         config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
1355         config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
1356         config/m32r/m32r.md, config/m68hc11/m68hc11.c,
1357         config/mips/mips.md, config/mmix/mmix.c,
1358         config/mn10300/mn10300.c, config/mn10300/mn10300.md,
1359         config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
1360         config/rs6000/altivec.md, config/s390/s390.c,
1361         config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
1362         config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
1363         Use const0_rtx instead of GEN_INT (0).  Do the same for other
1364         constants that are readily available.
1365
1366 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1367
1368         * doloop.c, optabs.c, regmove.c, sched-deps.c,
1369         config/i386/i386.c, config/i386/i386.md: Use const0_rtx
1370         instead of GEN_INT (0).  Do the same for other constants that
1371         are readily available.
1372
1373 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1374
1375         * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
1376         gen_rtx.
1377         * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
1378         instead of gen_rtx.
1379         * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
1380         gen_rtx.
1381         * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
1382         gen_rtx_ASHIFT instead of gen_rtx.
1383         (udivmodqi4): Likewise.
1384
1385 2004-02-02  Richard Henderson  <rth@redhat.com>
1386
1387         PR target/13789
1388         * expr.c (store_expr): Use force_operand before emit_move_insn.
1389
1390 2004-02-02  Jeff Law  <law@redhat.com>
1391             Roger Sayle  <roger@eyesopen.com>
1392
1393         * tree.c (commutative_tree_code, associative_tree_code): New
1394         functions.
1395         (iterative_hash_expr): Use commutative_tree_code.
1396         * tree.h (commutative_tree_code, associative_tree_code): Declare.
1397         * fold-const.c (operand_equal_p): Use commutative_tree_code
1398         rather than inlining the commutativity check.
1399         (fold): Likewise.
1400
1401 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1402
1403         * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
1404         * config/frv/frv-protos.h: Remove the prototype for
1405         frv_function_arg_keep_as_reference.
1406         * config/frv/frv.c (frv_function_arg_keep_as_reference):
1407         Remove.
1408         * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
1409         * config/stormy16/stormy16.h: Remove the commented-out
1410         definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
1411
1412 2004-02-03  Alan Modra  <amodra@bigpond.net.au>
1413
1414         PR target/13914
1415         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
1416         for retaddr_column.
1417
1418 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1419
1420         * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
1421         gen_rtx.
1422
1423 2004-02-02  Eric Christopher  <echristo@redhat.com>
1424             Zack Weinberg  <zack@codesourcery.com>
1425
1426         * c-opts.c (c_common_handle_option): Add -finput-charset.
1427         * c.opt: Ditto.
1428         * cppcharset.c (one_iso88591_to_utf8): Remove.
1429         (convert_iso88591_utf8): Ditto.
1430         (conversion_tab): Remove 8859-1 converter.
1431         (_cpp_input_to_utf8): Remove.
1432         (_cpp_init_iconv_buffer): Ditto.
1433         (_cpp_close_iconv_buffer): Ditto.
1434         (_cpp_convert_input): New function.
1435         (_cpp_default_encoding): Ditto.
1436         * cpphash.h: Add/remove prototypes for above.
1437         * cppfiles.c (read_file_guts): Use _cpp_convert_input.
1438         * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
1439         for narrow execution and input character sets.
1440         * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
1441         * doc/cppopts.texi: Document -finput-charset.
1442
1443 2004-02-02  David Edelsohn  <edelsohn@gnu.org>
1444
1445         * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
1446         against FIRST_PSEUDO_REGISTER.
1447
1448 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1449
1450         * doc/invoke.texi (SPARC options): Further improve.
1451
1452 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1453
1454         * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
1455         config/h8300/h8300.c, config/ip2k/ip2k.md,
1456         config/iq2000/iq2000.c, config/mips/mips.c,
1457         config/rs6000/rs6000.c, config/rs6000/rs6000.md,
1458         config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
1459         config/v850/v850.md: Fix indentation.
1460
1461 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1462
1463         * config/sparc/sparc.c (function_arg_slotno): Align TImode
1464         arguments on a 16-byte boundary in the parameter array if ARCH64.
1465         Split handling of TFmode.
1466
1467 2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
1468
1469         * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
1470         Don't test CONSTANT_P (x).
1471         (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
1472         ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
1473         Fix misindentation.
1474
1475 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1476
1477         * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
1478
1479 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1480
1481         * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
1482         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
1483         config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
1484         config/iq2000/iq2000.c, config/m32r/m32r.c,
1485         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
1486         config/mn10300/mn10300.c, config/rs6000/rs6000.c,
1487         config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
1488         config/stormy16/stormy16.c, config/v850/v850.md,
1489         config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
1490
1491 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1492
1493         * config/mcore/mcore.c (block_move_sequence): Replace
1494         gen_rtx_CONST_INT with GEN_INT.
1495
1496 2004-02-02  Jan Hubicka  <jh@suse.cz>
1497
1498         * alias.c (record_set): Use hard_regno_nregs.
1499         * bt-load.c (find_btr_reference, note_btr_set): Likewise.
1500         * builtins.c (apply_args_size): Likewise.
1501         * caller-save.c (setup_save_areas, save_call_clobbered_regs,
1502         mark_set_regs, add_stored_regs, mark_referenced_regs,
1503         insert_restore, insert_save, insert_one_insn): Likewise.
1504         * cfgcleanup.c: Include regs.h
1505         (mark_effect, mentions_nonequal_regs): Likewise.
1506         * cfgrtl.c (mark_killed_regs): Likewise
1507         * combine.c (update_table_tick, record_value_for_reg,
1508         record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
1509         reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
1510         reg_bitfield_target_p, distribute_notes): Likewise.
1511         * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
1512         exp_equiv_p, cse_insn): Likewise.
1513         * cselib.c (cselib_lookup): Likewise.
1514         (cselib_invalidate_regno, cselib_record_set): Likewise.
1515         * df.c (df_ref_record): Likewise.
1516         * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
1517         Likewise.
1518         * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
1519         count_or_remove_death_notes_bb): Likewise.
1520         * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
1521         * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
1522         mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
1523         * integrate.c (mark_stores): Likewise.
1524         * jump.c (delete_prior_computation): Likewise.
1525         * lcm.c (reg_dies, reg_becomes_live): Likewise.
1526         * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
1527         * loop.c (LOOP_REGNO_NREGS): Likewise.
1528         * postreload.c (reload_combine, reload_combine_note_store,
1529         reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
1530         * ra-colorize.c (combine, color_usable_p, get_free_reg,
1531         calculate_dont_begin, calculate_dont_begin, colorize_one_web,
1532         try_recolor_web, insert_coalesced_conflicts, check_colors,
1533         break_precolored_alias): Likewise.
1534         * ra-debug.c: Include regs.h
1535         (ra_print_rtx_object): Likewise.
1536         * ra-rewrite (choose_spill_colors): Likewise.
1537         (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
1538         * ra.c (init_ra): Likewise.
1539         * recog.c (reg_fits_class_p, peep2_reg_dead_p,
1540         peep2_find_free_register): Likewise.
1541         * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
1542         * regclass.c (hard_regno_nregs): New array.
1543         (init_reg_modes_once): Initialize it.
1544         (choose_hard_reg_mode): Use it.
1545         (record_reg_classes): Likewise.
1546         * regmove.c (mark_flags_life_zones): Likewise.
1547         * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
1548         scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
1549         copy_value, maybe_mode_change, find_oldest_value_reg,
1550         copyprop_hardreg_forward_1):
1551         * regs.h (hard_regno_nregs): Declare.
1552         * realod.c (reload_inner_reg_of_subreg): Use it.
1553         (push_reload, combine_reloads, find_dummy_reload,
1554         hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
1555         refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
1556         reload_adjust_reg_for_mode): Likewise.
1557         * reload1.c (compute_use_by_pseudos, count_pseudo,
1558         count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
1559         spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
1560         clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
1561         allocate_reload_reg, choose_reload_regs, emit_reload_insns,
1562         delete_output_reload): Likewise.
1563         * resource.c (update_live_status, mark_referenced_resources,
1564         mark_set_resources, mark_target_live_regs): Likewise.
1565         * rtlanal.c:  Include regs.h
1566         (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
1567         dead_or_set_regno_p, find_regno_note, find_reg_fusage,
1568         subreg_regno_offset, subreg_offset_representable_p,
1569         hoist_test_store): Likewise.
1570         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1571         * sched-rgn.c (check_live_1, update_live_1): Likewise.
1572         * stmt.c: Include regs.h
1573         (decl_conflicts_with_clobbers_p): Likewise.
1574         * varasm.c (make_decl_rtl): Likewise.
1575         * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
1576
1577 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1578
1579         * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
1580         config/arm/linux-gas.h, config/arm/netbsd-elf.h,
1581         config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
1582         config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
1583         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
1584         config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
1585         config/iq2000/iq2000.h, config/m32r/m32r.c,
1586         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1587         config/m68hc11/m68hc11.md, config/m68k/m68k.md,
1588         config/mcore/mcore.c, config/mcore/mcore.h,
1589         config/mcore/mcore.md, config/mips/mips.c,
1590         config/ns32k/ns32k.h, config/ns32k/ns32k.md,
1591         config/rs6000/rs6000.c, config/s390/s390.c,
1592         config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
1593         config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
1594         "gen_rtx (FOO, " with "gen_rtx_FOO (".
1595
1596 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1597
1598         * config/h8300/h8300.md (two peephole2's): New.
1599
1600 2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
1601
1602         * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
1603         (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
1604         (ASM_CPU_SPEC): Likewise
1605         * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
1606         (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
1607
1608 2004-02-01  Roger Sayle  <roger@eyesopen.com>
1609
1610         * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
1611         isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
1612         (expand_builtin): Always call expand_builtin_pow.
1613
1614 2004-02-01  Roger Sayle  <roger@eyesopen.com>
1615
1616         * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
1617         BUILT_IN_SIGNBITL): New GCC builtins.
1618         * builtins.c (expand_builtin_signbit): New function to RTL expand
1619         calls to signbit, signbitf and signbitl as inline intrinsics.
1620         (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
1621         (fold_builtin_signbit): New function to perform constant folding
1622         of signbit, signbitf and signbitl.
1623         (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
1624
1625         * doc/extend.texi: Document new signbit{,f,l} builtins.
1626
1627 2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
1628
1629         * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
1630
1631 2004-02-01  Chris Demetriou  <cgd@broadcom.com>
1632
1633         * config/mips/mips.h (PREDICATE_CODES): Remove entries for
1634         "mips_const_double_ok" and "simple_memory_operand", which were
1635         removed from the MIPS port with the mips-3_4-rewrite branch merge.
1636         * config/mips/mips.c (mips16_lay_out_constants): Update comment
1637         for removal of simple_memory_operand.
1638
1639 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1640
1641         * config/c4x/c4x.md: Use GEN_INT instead of
1642         gen_rtx (CONST_INT, ...).
1643
1644 2004-01-31  Richard Henderson  <rth@redhat.com>
1645
1646         * varasm.c (output_constant_pool): Don't zap the pool.
1647
1648 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1649
1650         * genrecog.c (decision_type): Add DT_const_int.
1651         (write_cond) [DT_const_int]: Print a comparison against small
1652         constant.
1653         (write_node): Simplify comparisons against small constants
1654         before printing tests.
1655
1656 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1657
1658         * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
1659         instead of gen_rtx_CONST_INT.
1660
1661 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1662
1663         * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
1664         instead of gen_rtx_CONST_INT.
1665
1666 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1667
1668         * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
1669         hook_bool_CUMULATIVE_ARGS_false.
1670         * targhooks.c (default_strict_argument_naming): Rename to
1671         hook_bool_CUMULATIVE_ARGS_false.
1672         * targhooks.h: Update the prototype for
1673         default_strict_argument_naming.
1674
1675 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1676
1677         * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1678         * config/sh/sh.h: Likewise.
1679         * config/sh/sh.md: Likewise.
1680
1681 2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
1682
1683         * doc/invoke.texi (SPARC options): Restructure and update.
1684
1685 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1686
1687         * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
1688         STRICT_ARGUMENT_NAMING): Poison.
1689         * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
1690         hook_bool_tree_false.
1691         * targhooks.c (default_promote_function_args): Remove.
1692         (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
1693         Don't check incoming.
1694         (default_strict_argument_naming): Don't use
1695         STRICT_ARGUMENT_NAMING.
1696         * targhooks.h: Remove the prototype for
1697         default_promote_function_args.
1698
1699 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1700
1701         * config/i386/i386-protos.h: Remove the prototype for
1702         ix86_setup_incoming_varargs.
1703         * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
1704         (ix86_setup_incoming_varargs): Make it static.
1705         * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
1706
1707 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1708
1709         * alloc-pool.c: Fix comment typos.
1710         * builtin-types.def: Likewise.
1711         * builtins.def: Likewise.
1712         * c-pretty-print.c: Likewise.
1713         * df.h: Likewise.
1714         * reload1.c: Likewise.
1715
1716 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1717
1718         * doc/invoke.texi: Follow spelling conventions.
1719         * doc/tm.texi: Likewise.
1720
1721 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1722
1723         * doc/install.texi: Fix typos.
1724         * doc/invoke.texi: Likewise.
1725
1726 2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
1727
1728         * config/s390/s390.c (s390_decompose_address): Do not treat virtual
1729         registers as pointers.
1730         * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
1731
1732 2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
1733
1734         * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
1735         and restore it to gen_lowpart_general on exit.
1736         (gen_lowpart_for_combine): Adjust all callers to go through
1737         gen_lowpart.
1738         * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
1739         and restore it to gen_lowpart_general on exit.
1740         (gen_lowpart_if_possible): Adjust all callers to go through
1741         gen_lowpart.
1742         * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
1743         (gen_lowpart): Declare as pointer to function, initialized to
1744         gen_lowpart_general.
1745         * rtl.h (gen_lowpart): Declare as pointer to function.
1746
1747 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1748
1749         * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1750         * calls.c: Likewise.
1751         * emit-rtl.c: Likewise.
1752         * function.c: Likewise.
1753         * reload1.c: Likewise.
1754         * config/i386/cygming.h: Likewise.
1755         * config/i386/i386.c: Likewise.
1756         * config/i386/winnt.c: Likewise.
1757
1758 2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
1759
1760         PR bootstrap/9249
1761         * doc/install.texi: document --enable-__cxa_atexit option.
1762         * configure.ac: Disable __cxa_atexit if not supported.
1763         * configure: Regenerate.
1764
1765 2003-01-30  Daniel Berlin  <dberlin@dberlin.org>
1766
1767         * ggc-zone.c (ggc_free): New function.
1768
1769 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1770
1771         alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
1772         cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
1773         flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
1774         ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
1775         tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
1776         config/alpha/alpha.c, config/alpha/alpha.h,
1777         config/alpha/alpha.md, config/alpha/unicosmk.h,
1778         config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
1779         config/c4x/c4x-protos.h, config/c4x/c4x.md,
1780         config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
1781         config/frv/frvend.c, config/i386/cygming.h,
1782         config/i386/djgpp.h, config/i386/emmintrin.h,
1783         config/i386/gthr-win32.c, config/i386/i386-interix.h,
1784         config/i386/i386-protos.h, config/i386/openbsd.h,
1785         config/i386/winnt.c, config/i386/xm-mingw32.h,
1786         config/i386/xmmintrin.h, config/ia64/ia64.md,
1787         config/iq2000/iq2000.md, config/m32r/m32r.md,
1788         config/m68k/m68k.md, config/mcore/mcore-elf.h,
1789         config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
1790         config/mips/iris5gas.h, config/mips/iris6.h,
1791         config/mips/iris6gas.h, config/mips/linux.h,
1792         config/mips/mips.md, config/mips/netbsd.h,
1793         config/mips/openbsd.h, config/mips/windiss.h,
1794         config/pa/fptr.c, config/rs6000/aix.h,
1795         config/rs6000/altivec.h, config/rs6000/darwin.h,
1796         config/rs6000/xcoff.h, config/s390/s390-protos.h,
1797         config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
1798         config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
1799         config/sparc/sol2.h: Update copyright.
1800
1801 2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
1802
1803         * Makefile.in (abs_docdir, abs_srcdir): Define.
1804         (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
1805
1806 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1807
1808         * genconfig.c (main): Have CC0_P check its operand even on a
1809         target without cc0.
1810
1811 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1812
1813         * config/alpha/alpha.c: Remove mentions of deprecates macros
1814         in comments, remove some target-independent comments about target
1815         macros, and/or add minimal function comments for target hook
1816         implementations.
1817         * config/avr/avr.c: Likewise.
1818         * config/ia64/ia64.h: Likewise.
1819         * config/ip2k/ip2k.c: Likewise.
1820         * config/iq2000/iq2000.c: Likewise.
1821         * config/m32r/m32r.h: Likewise.
1822         * config/m68hc11/m68hc11.c: Likewise.
1823         * config/mcore/mcore.c: Likewise.
1824         * config/mmix/mmix.c: Likewise.
1825         * config/mn10300/mn10300.c: Likewise.
1826         * config/pa/pa.c: Likewise.
1827         * config/pdp11/pdp11.c: Likewise.
1828         * config/rs6000/rs6000.h: Likewise.
1829         * config/sh/sh.c: Likewise.
1830         * config/sh/sh.h: Likewise.
1831         * config/sparc/sparc.c: Likewise.
1832         * config/sparc/sparc.h: Likewise.
1833         * config/stormy16/stormy16.c: Likewise.
1834         * config/xtensa/xtensa.c: Likewise.
1835
1836 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
1837
1838         PR optimization/12147
1839         * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
1840         RELOAD_FOR_OPADDR_ADDR.
1841         (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
1842         might be reused as RELOAD_FOR_OPADDR_ADDR register.
1843
1844 2004-01-30  Jan Hubicka  <jh@suse.cz>
1845
1846         * reload.c (get_secondary_mem): Fix updating of
1847         secondary_memlocs_elim_used.
1848
1849 2004-01-30  Richard Henderson  <rth@redhat.com>
1850
1851         * varasm.c (struct rtx_const, struct pool_constant): Remove.
1852         (MAX_RTX_HASH_TABLE): Remove.
1853         (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
1854         (first_pool, last_pool, pool_offset): Remove.
1855         (struct rtx_constant_pool): Split out from ...
1856         (struct varasm_status): ... here.  Reference one via pointer.
1857         (struct constant_descriptor_rtx): Merge struct pool_constant.
1858         (SYMHASH): Remove.
1859         (decode_rtx_const): Remove.
1860         (const_hash_rtx, compare_constant_rtx): Remove.
1861         (record_constant_rtx): Remove.
1862         (const_desc_rtx_hash, const_desc_rtx_eq): New.
1863         (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
1864         (const_rtx_hash_1, const_rtx_hash): New.
1865         (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
1866         (simplify_subtraction): Use simplify_rtx.
1867         (force_const_mem): Rewrite to use new data structures.
1868         (find_pool_constant): Likewise.
1869         (get_pool_constant, get_pool_constant_mark,
1870         get_pool_constant_for_function, get_pool_mode,
1871         get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
1872         (output_constant_pool_2): Split out from output_constant_pool.
1873         (output_constant_pool_1): Likewise.  Use new pool datastructures.
1874         (output_constant_pool): Zap entire pool datastructure.
1875         (mark_constant): Use new pool datastructures.
1876         (mark_constants): Use for_each_rtx.
1877         (mark_constant_pool): Use new pool datastructures.
1878
1879 2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
1880
1881         * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
1882         Copy operands[1] to pseudo for simplify_gen_subreg.
1883
1884 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1885
1886         * gcse.c (bypass_block): Fix a typo in the previous check-in
1887         to the file.
1888
1889 2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
1890
1891         * toplev.c: Include alloc-pool.h.
1892         * Makefile.in (toplev.c): Update dependencies.
1893
1894 2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1895
1896         * combine.c (simplify_shift_const, case XOR): Be careful when
1897         commuting XOR with ASHIFTRT.
1898
1899 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1900             Eric Botcazou  <ebotcazou@libertysurf.fr>
1901
1902         * config/sparc/sparc-protos.h: Remove the prototype for
1903         sparc_builtin_saveregs.
1904         * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
1905         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1906         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1907         (TARGET_STRUCT_VALUE_RTX): Likewise.
1908         (TARGET_RETURN_IN_MEMORY): Likewise.
1909         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
1910         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
1911         (sparc_builtin_saveregs): Make it static.
1912         (sparc_promote_prototypes): New.
1913         (sparc_struct_value_rtx): Likewise.
1914         (sparc_return_in_memory): Likewise.
1915         * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
1916         (PROMOTE_FUNCTION_RETURN): Likewise.
1917         (RETURN_IN_MEMORY): Likewise.
1918         (STRUCT_VALUE): Likewise.
1919         (STRUCT_VALUE_INCOMING): Likewise.
1920         (EXPAND_BUILTIN_SAVEREGS): Likewise.
1921         (STRICT_ARGUMENT_NAMING): Likewise.
1922         (PROMOTE_PROTOTYPES): Likewise.
1923
1924         * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
1925
1926 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
1927
1928         PR c/12818
1929         * varasm.c (const_hash_1) <STRING_CST>: Use the
1930         address to compute the hash value if flag_writable_strings.
1931         (compare_constant) <STRING_CST>: Compare the addresses
1932         if flag_writable_strings.
1933         (build_constant_desc): Do not copy the expression for a
1934         STRING_CST if flag_writable_strings.
1935
1936 2004-01-30  Jan Hubicka  <jh@suse.cz>
1937
1938         * alloc-pool.c: Include hashtab.h
1939         (alloc_pool_descriptor): New structure
1940         (alloc_pool_hash): New global variable.
1941         (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
1942         (create_alloc_pool): Update statistics.
1943         (free_alloc_pool): Likewise.
1944         (pool_alloc): Likewise.
1945         (output_info): New structure
1946         (print_statistics, dump_alloc_pool_statistics): New function.
1947         * alloc-pool.h (alloc_pool_def): Turn name to be constant.
1948         (dump_alloc_pool_statistics): Declare.
1949         * toplev.c (finalize):  Dump statistics.
1950
1951         * reload.c (secondary_memlocs_elim_used): New static variable.
1952         (get_secondary_mem): Update it.
1953         (find_reloads): Use it.
1954
1955 2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
1956
1957         * toplev.c: Fix broken checkin of 2003-12-30, again.
1958
1959 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
1960
1961         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1962         s390*-*-* targets by specifying a 'nop' insn.
1963         * configure: Regenerate.
1964
1965 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
1966
1967         PR target/11475
1968         * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
1969
1970 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
1971
1972         * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
1973         of addr when creating MEM copy.
1974
1975 2004-01-29  Devang Patel  <dpatel@apple.com>
1976
1977         * dwarf2out.c (gen_field_die): Do not equate decl number to die.
1978
1979 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
1980
1981         PR inline-asm/6162
1982         * reload.c (find_reloads): Only support one pair of commutative
1983         operands.
1984
1985 2004-01-29  Roger Sayle  <roger@eyesopen.com>
1986
1987         PR java/13824
1988         * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
1989         as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
1990         recursion.
1991
1992 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
1993
1994         * config/frv/frv.c: Don't mention deprecated macros in
1995         comments.  Remove some target-independent comments about
1996         target macros.
1997         * config/frv/frv.h: Likewise.
1998
1999 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2000
2001         * cfghooks.c (split_block): Set probability and count of the
2002         new edge.
2003
2004 2005-01-29  Josef Zlomek  <zlomekj@suse.cz>
2005
2006         * dwarf2out.c (struct die_struct): Added field decl_id.
2007         (decl_die_table): Changed to hash table.
2008         (decl_die_table_allocated): Deleted.
2009         (decl_die_table_in_use): Deleted.
2010         (DECL_DIE_TABLE_INCREMENT): Deleted.
2011         (decl_die_table_hash): New function.
2012         (decl_die_table_eq): New function.
2013         (lookup_decl_die): Lookup in a hash table.
2014         (equate_decl_number_to_die): Insert into a hash table.
2015         (dwarf2out_init): Init hash table decl_die_table.
2016
2017 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
2018
2019         PR optimization/13424
2020         * expr.c (store_constructor): Revert 2003-12-03 change.
2021
2022         * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
2023         expected before returning early.  Avoid sharing RTL if they
2024         need to be changed.
2025
2026         * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
2027         handling so that memory attributes are preserved.  Don't call
2028         ix86_set_move_mem_attrs.
2029         (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
2030         (ix86_expand_clrstr): Rename src argument to
2031         dst.  Rework rep_stos and strset handling so that memory attributes
2032         are preserved.
2033         (ix86_expand_strlen): Pass src argument to
2034         ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
2035         memory attributes are preserved.
2036         (ix86_expand_strlensi_unroll_1): Add src argument.  Use
2037         change_address instead of gen_rtx_MEM.
2038         * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
2039         expanders.
2040         (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
2041         strmovqi, strmovqi_rex64): Remove.
2042         (rep_mov*, strmov*): Prefix insn names with *.
2043         (strset, strset_singleop, rep_stos): New expanders.
2044         (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
2045         strsetqi, strsetqi_rex64): Remove.
2046         (rep_stos*, strset*): Prefix insn names with *.
2047         (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
2048         to SImode.
2049         (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
2050         are preserved.
2051         (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
2052         Prefix insn names with *.
2053         (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
2054         (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
2055         (strlenqi_1): New expander.
2056         * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
2057
2058 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2059
2060         * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
2061         * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
2062         verify_flow_info): Declaration removed.
2063         * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
2064         (debug_bb, debug_bb_n): Add argument to dump_bb call.
2065         * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
2066         try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
2067         instead of delete_block.
2068         * cfghooks.c: Include timevar.h and toplev.h.
2069         (cfg_hooks): Define here.
2070         (verify_flow_info, dump_bb): Moved from cfg.c.
2071         (redirect_edge_and_branch, redirect_edge_and_branch_force,
2072         split_block, split_block_after_labels, move_block_after,
2073         delete_basic_block, split_edge, create_basic_block,
2074         create_empty_bb, can_merge_blocks_p, merge_blocks,
2075         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
2076         New functions.
2077         * cfghooks.h (struct cfg_hooks): Added fields name,
2078         make_forwarder_block, tidy_fallthru_edge and
2079         move_block_after. Changed type of verify_flow_info, dump_bb,
2080         split_block fields. Renamed cfgh_split_edge and delete_block
2081         fields.
2082         (redirect_edge_and_branch, redirect_edge_and_branch_force,
2083         split_block, delete_block, split_edge, create_basic_block,
2084         can_merge_blocks_p, merge_blocks): Macros removed.
2085         (cfg_hooks): Do not export.
2086         (verify_flow_info, dump_bb, redirect_edge_and_branch,
2087         redirect_edge_and_branch_force, split_block, split_block_after_labels,
2088         move_block_after, delete_basic_block, split_edge, create_basic_block,
2089         create_empty_bb, can_merge_blocks_p, merge_blocks,
2090         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
2091         Declare.
2092         (cfg_layout_rtl_cfg_hooks): Declare.
2093         * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
2094         New functions.
2095         (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
2096         (redirect_edge_with_latch_update): Removed.
2097         (make_forwarder_block): Moved to cfghooks.c, semantics changed.
2098         * cfgloopmanip.c (remove_bbs): Do not update dominators here.
2099         * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
2100         rtl_delete_block, rtl_split_block, rtl_merge_blocks,
2101         tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
2102         cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
2103         cfghooks.c.
2104         (rtl_create_basic_block): Coding style fix.
2105         (rtl_tidy_fallthru_edge, rtl_move_block_after,
2106         rtl_make_forwarder_block): New functions.
2107         (update_cfg_after_block_merging): Removed.
2108         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
2109         * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
2110         to dump_bb.
2111         * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
2112         find_if_case_2): Don't update dominators.
2113         * timevar.def (TV_CFG_VERIFY): New.
2114         * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
2115         * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
2116         * cfgloopmanip.c (split_loop_bb): Don't update dominators.
2117         (remove_bbs): Don't call remove_bbs.
2118         (create_preheader): Use make_forwarder_block.
2119         (mfb_keep_just, mfb_update_loops): New static functions.
2120
2121 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
2122
2123         * config/avr/avr.h: Remove target-independent comments about
2124         target macros.
2125
2126 2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
2127
2128         * timevar.c (timevar_print): Mention when checking is enabled.
2129
2130 2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
2131
2132         * c-lex.c (c_lex): Rename to...
2133         (c_lex_with_flags): Add new parameter to get CPP flags.
2134         (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
2135         * c-pragma.h (c_lex_with_flags): Declare.
2136
2137 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2138
2139         * config/mcore/mcore.c (mcore_external_libcall): Add a
2140         comment.
2141         (mcore_return_in_memory): Likewise.
2142
2143 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2144
2145         * config/mcore/mcore-protos.h: Remove the prototype for
2146         mcore_setup_incoming_varargs.
2147         * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
2148         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2149         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2150         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2151         (TARGET_STRUCT_VALUE_RTX): Likewise.
2152         (TARGET_RETURN_IN_MEMORY): Likewise.
2153         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2154         (mcore_setup_incoming_varargs): Make it static.  Receive the
2155         first argument by reference.  Add argument second_time.
2156         (mcore_external_libcall): New.
2157         (mcore_return_in_memory): Likewise.
2158         * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
2159         (PROMOTE_FUNCTION_RETURN): Likewise.
2160         (STRUCT_VALUE): Likewise.
2161         (RETURN_IN_MEMORY): Likewise.
2162         (SETUP_INCOMING_VARARGS): Likewise.
2163         (PROMOTE_PROTOTYPES): Likewise.
2164         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2165
2166 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2167
2168         * config/m32r/m32r-protos.h: Remove the prototype for
2169         m32r_setup_incoming_varargs.
2170         * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
2171         (TARGET_STRUCT_VALUE_RTX): Likewise.
2172         (TARGET_RETURN_IN_MEMORY): Likewise.
2173         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2174         (m32r_return_in_memory): New.
2175         (m32r_setup_incoming_varargs): Make it static.
2176         * config/m32r/m32r.h: Remove #undef of
2177         ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
2178         definitions of PROMOTE_FUNCTION_ARGS and
2179         PROMOTE_FUNCTION_RETURN.
2180         (PROMOTE_PROTOTYPES): Remove.
2181         (RETURN_IN_MEMORY): Likewise.
2182         (STRUCT_VALUE): Likewise.
2183
2184 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2185
2186         * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
2187         (TARGET_STRUCT_VALUE_RTX): Likewise.
2188         (m68k_struct_value_rtx): Likewise.
2189         * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
2190         STRUCT_VALUE_REGNUM.
2191         (PROMOTE_PROTOTYPES): Remove.
2192         * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
2193         STRUCT_VALUE_REGNUM.
2194         * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
2195         * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
2196
2197 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2198
2199         * config/stormy16/stormy16.c
2200         (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
2201         TARGET_BUILD_BUILTIN_VA_LIST.
2202
2203 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2204
2205         * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
2206         (TARGET_STRUCT_VALUE_RTX): Likewise.
2207         (TARGET_RETURN_IN_MEMORY): Likewise.
2208         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2209         (v850_return_in_memory): Likewise.
2210         (v850_setup_incoming_varargs): Likewise.
2211         * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
2212         (SETUP_INCOMING_VARARGS): Likewise.
2213         (RETURN_IN_MEMORY): Likewise.
2214         (STRUCT_VALUE): Likewise.
2215
2216 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2217
2218         * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
2219         (fr30_setup_incoming_varargs): Don't use
2220         STRICT_ARGUMENT_NAMING.
2221         * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
2222         (STRICT_ARGUMENT_NAMING): Likewise.
2223
2224 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2225
2226         * config/frv/frv-protos.h: Remove the prototype for
2227         frv_expand_builtin_saveregs.
2228         * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
2229         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2230         (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
2231         STRUCT_VALUE_REGNUM.
2232         (frv_expand_builtin_saveregs): Make it static.
2233         (frv_struct_value_rtx): New.
2234         * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
2235
2236 2004-01-29  Jan Hubicka  <jh@suse.cz>
2237
2238         PR c++/12850
2239         * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
2240         initial pointers.
2241         * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
2242         for functions that will be only inlined.
2243         (cgraph_mark_function_to_output): Likewise.
2244         (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
2245         do not clear function body.
2246         * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
2247         (tree_rest_of_compilation): Reorganize the logic releasing function
2248         body to use callgraph datastructure.
2249
2250 2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2251
2252         * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
2253         to register_operand.
2254
2255 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
2256
2257         * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
2258         (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
2259         match_operand expressions so that all match_dups appear
2260         lexically after their corresponding match_operands.
2261
2262 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2263
2264         * config/h8300/h8300.c (WORD_REG_USED): Use
2265         HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
2266         (compute_saved_regs): Likewise.
2267         (h8300_expand_prologue): Likewise.  Allocate locals after
2268         saving registers.
2269         (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
2270         of FRAME_POINTER_REGNUM.  Deallocate locals before saving
2271         registers.
2272         (h8300_initial_elimination_offset): Adjust for the new frame
2273         layout, which swaps flips the order of locals and saved
2274         registers.
2275         * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
2276         (HARD_FRAME_POINTER_REGNUM): New.
2277         (ELIMINABLE_REGS): Add an elimination rule from
2278         FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
2279         (REGISTER_NAMES): Add fp.
2280         * config/h8300/h8300.md (FP_REG): Change to 11.
2281         (HFP_REG): New.
2282
2283 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2284
2285         * genrecog.c (write_node): Remove a useless local variable.
2286
2287 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
2288
2289         * Makefile.in (options.c options.h): Use stamp file s-options to
2290         avoid unnecessary rebuilds.
2291         (options.o): New target listing dependencies.
2292         (gtyp-gen.h): Use stamp file s-gtyp-gen.
2293         (STAGESTUFF): Add s-gtyp-gen.
2294
2295 2004-01-28  Richard Henderson  <rth@redhat.com>
2296
2297         * ggc.h (ggc_free): Declare.
2298         * ggc-common.c (ggc_realloc): Use it.
2299         * ggc-page.c: Remove lots of inline markers.
2300         (globals): Add free_object_list.
2301         (ggc_alloc): Tidy.
2302         (ggc_free, validate_free_objects): New.
2303         (poison_pages): Provide default.
2304         (ggc_collect): Call validate_free_objects; emit markers to
2305         the debug file.
2306
2307 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
2308             Jim Wilson  <wilson@specifixinc.com>
2309
2310         * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
2311         Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
2312         scratch pointer.
2313         (ia64_secondary_reload_class): Delete case GR_REGS.
2314         * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
2315         Do not allocate a scratch register.
2316         (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
2317
2318 2004-01-28  Jan Hubicka  <jh@suse.cz>
2319
2320         * gcse.c (bypass_block): Prevent edges to be unified when we are
2321         about to emit compenstation code.
2322
2323 2004-01-28  Nick Clifton  <nickc@redhat.com>
2324
2325         * config/arm/arm.c (arm_expand_builtin): Force second argument of
2326         the setcwx insn into a register.
2327
2328 2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
2329
2330         * config/fp-bit.c (pack_d): When using paired doubles to implement
2331         a long double, round the high part separately.
2332         (unpack_d): Fix the case in which the high part is a power of two
2333         and the low part is a nonzero value of the opposite sign.
2334
2335 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2336
2337         * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
2338         (TARGET_STRUCT_VALUE_RTX): Likewise.
2339         (c4x_external_libcall): Likewise.
2340         (c4x_struct_value_rtx): Likewise.
2341         * config/c4x/c4x.h: Remove.
2342         (STRUCT_VALUE_REGNUM): Likewise.
2343         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2344
2345 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2346
2347         * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
2348         (TARGET_STRUCT_VALUE_RTX): Likewise.
2349         * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
2350         (STRUCT_VALUE): Likewise.
2351         (PROMOTE_PROTOTYPES): Likewise.
2352
2353 2004-01-27  Roger Sayle  <roger@eyesopen.com>
2354
2355         * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
2356         CONST_INT before using INTVAL.
2357
2358 2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
2359
2360         * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
2361         * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
2362         frame if !TARGET_BACKCHAIN.
2363         * config/s390/s390.md ("allocate_stack"): Use pattern only if
2364         TARGET_BACKCHAIN.
2365         * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
2366
2367 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2368
2369         * ia64.c (ia64_function_arg): When placing HFAs in integer
2370         registers, do not special case the mode used for complex
2371         types.  Do not advance int_regs until the current register
2372         is full.
2373
2374 2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
2375
2376         PR target/7297
2377         * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
2378
2379 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
2380
2381         * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
2382         slow, unaligned loads and stores while debugging.  Fix formatting.
2383
2384 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
2385
2386         * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
2387         of computing wmode.
2388         (restore_stack_nonlocal): Same.
2389
2390 2004-01-27  Devang Patel <dpatel@apple.com>
2391
2392         * Makefile.in (dwarf2out.o): Depend on input.h
2393         * dbxout.c (dbx_debug_hooks): Add new empty hook for
2394         imported_module_or_decl.
2395         (xcoff_debug_hooks): Same.
2396         * sdbout.c (sdb_debug_hooks): Same.
2397         * vmsdbgout.c (vmsdbg_debug_hooks): Same.
2398         * debug.c (do_nothing_debug_hooks): Same.
2399         (debug_nothing_tree_tree): New function.
2400         * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
2401         * dwarf2out.c: Include input.h.
2402         (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
2403         (remove_child_TAG): New function.
2404         (dwarf_tag_name): Handle DW_TAG_imported_module.
2405         (gen_subprogram_die): Equate decl number to declaration die. Do not
2406         remove all children dies while reusing declaration die for definition.
2407         Instead, selectively remove only formal parameters.
2408         (gen_variable_die): Equate variable decl to declaration die.
2409         (gen_field_die): Equate field decl to line number.
2410         (force_namespace_die): Replace it with ...
2411         (force_decl_die): ... this.
2412         (force_type_die): New function.
2413         (setup_namespace_context): Replace use of force_namespace_die() with
2414         force_decl_die().
2415         (gen_namespace_die): Same.
2416         (dwarf2out_imported_module_or_decl): New function.
2417
2418 2004-01-27  Bob Wilson  <bob.wilson@acm.org>
2419
2420         * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
2421         on CQImode and CHImode incoming arguments in register a7.
2422         (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
2423         * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
2424         * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
2425         xtensa_copy_incoming_a7 before reload.
2426
2427 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
2428
2429         * coverage.c (get_coverage_counts): Give a different message
2430         if flag_guess_branch_prob is set.
2431         * predict.c (counts_to_freqs): Return an int.
2432         (estimate_bb_frequencies): If counts_to_freqs returns zero,
2433         calculate estimates.
2434
2435 2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
2436
2437         * config/iq2000/iq2000-protos.h: Remove the prototype for
2438         iq2000_setup_incoming_varargs.
2439         * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2440         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2441         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2442         (TARGET_STRUCT_VALUE_RTX): Likewise.
2443         (TARGET_RETURN_IN_MEMORY): Likewise.
2444         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2445         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2446         (iq2000_return_in_memory): Likewise.
2447         (iq2000_setup_incoming_varargs): Make it static.  Receive the
2448         first argument by reference.
2449         * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
2450         (PROMOTE_FUNCTION_RETURN): Likewise.
2451         (PROMOTE_PROTOTYPES): Likewise.
2452         (RETURN_IN_MEMORY): Likewise.
2453         (STRUCT_VALUE): Likewise.
2454         (SETUP_INCOMING_VARARGS): Likewise.
2455         (STRICT_ARGUMENT_NAMING): Likewise.
2456
2457 2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
2458
2459         * fixinc/fixinc.c (test_test): Initialize res.
2460         (start_flexer): Initialize pz_cmd_save.
2461
2462 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2463
2464         * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
2465         SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
2466
2467 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2468
2469         PR 7198
2470         * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
2471         (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
2472         (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
2473         Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
2474         Possibly rename pattern for consistency.
2475         Remove ??? comments suggesting that this be done.
2476         (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
2477         New patterns.
2478         (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
2479         (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
2480         (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
2481         (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
2482         Update to match.
2483
2484 2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
2485
2486         * config/arm/arm.c (output_return_instruction): Only restore IP
2487         into SP if frame_pointer_needed.
2488
2489 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
2490
2491         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
2492         for SCmode and DCmode if ARCH32.
2493         (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
2494         * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
2495         if ARCH32.
2496         (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
2497         if ARCH32.
2498         (BASE_OUTGOING_VALUE_REG): Likewise.
2499
2500 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
2501
2502         PR target/10904
2503         PR target/13058
2504         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
2505         Forbid mode changes from SImode for lower FP regs if ARCH64.
2506
2507 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
2508
2509         * Makefile.in (bt-load.o): Depend on except.h.
2510         * bt-load.c (except.h): #include.
2511         (compute_defs_uses_and_gen): If insn at end of BB can throw
2512         within this function, consider registers used by it unavailable for
2513         btr migration.
2514         (move_btr_def): If insn at end of BB can throw, insert before rather
2515         than after.
2516
2517         * flags.h (flag_btr_bb_exclusive): Declare.
2518         * toplev.c (flag_btr_bb_exclusive): New variable.
2519         (f_options): Add btr-bb-exclusive.
2520         * bt-load.c (augment_live_range): Restore old behaviour if
2521         flag_btr_bb_exclusive is set.
2522         * common.opt: Add entry for -fbtr-bb-exclusive.
2523         * opts.c (common_handle_options): Same.
2524         * doc/invoke.texi: Document -fbtr-bb-exclusive.
2525
2526         * bt-load.c (btrs_live_at_end): New variable.
2527         (compute_defs_uses_and_gen): Compute its pointed-to array.
2528         (clear_btr_from_live_range, add_btr_to_live_range): Update it.
2529         (augment_live_range): When augmenting with a new dominator,
2530         use only its btrs_live_at_end set, but also add in the full set
2531         of the old dominator.
2532         (btr_def_live_range): Use btrs_live_at_end.
2533         (move_btr_def): Set other_btr_uses_before_def, and move new set
2534         to the end of the basic block, if appropriate.
2535         (migrate_btr_defs): Allocate and free btrs_live_at_end.
2536
2537         * bt-load.c (basic_block_freq): Remove outdated comment.
2538
2539 2004-01-27  Alan Modra  <amodra@bigpond.net.au>
2540
2541         * config/rs6000/rs6000.h: Correct target_flags free bits comment.
2542         (PREDICATE_CODES): Remove duplicate.
2543         * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
2544         (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
2545         (MASK_PROFILE_KERNEL): Adjust define.
2546
2547 2004-01-27  Jakub Jelinek  <jakub@redhat.com>
2548
2549         * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
2550         of long string literals from 32 bytes to sizeof (void *) when !-Os
2551         and to 1 with -Os.
2552
2553 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2554
2555         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
2556         constant addresses in the normal mode.
2557
2558 2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2559
2560         * system.h (CHAR_BITFIELD): Delete.
2561         (BOOL_BITFIELD): New.
2562         * c-decl.c (c_scope): Use BOOL_BITFIELD.
2563         * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
2564
2565 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2566
2567         * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2568         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2569         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2570         (TARGET_STRUCT_VALUE_RTX): Likewise.
2571         (TARGET_RETURN_IN_MEMORY): Likewise.
2572         (arc_return_in_memory): Likewise.
2573         * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
2574         (PROMOTE_FUNCTION_RETURN): Likewise.
2575         (RETURN_IN_MEMORY): Likewise.
2576         (STRUCT_VALUE): Likewise.
2577
2578 2004-01-26  Richard Henderson  <rth@redhat.com>
2579
2580         * c-parse.in (extension): Use itype.
2581         (SAVE_EXT_FLAGS): Don't allocate a tree.
2582         (RESTORE_EXT_FLAGS): Don't read a tree.
2583
2584 2004-01-26  Jan Hubicka  <jh@suse.cz>
2585
2586         * cselib.c (discard_useless_values):  Clear out value pointer pointing
2587         to datastructure to be recycled.
2588
2589 2004-01-25  Jan Hubicka  <jh@suse.cz>
2590
2591         * genextract.c (main): Do not output the memset when not checking.
2592
2593 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2594
2595         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
2596         switch statement instead of a chain of if statements.
2597
2598 2004-01-26  Jeff Law  <law@redhat.com>
2599
2600         * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
2601         acute accents for Petur Runolfsson's entry.
2602
2603 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2604
2605         * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
2606         (TARGET_RETURN_IN_MEMORY): Likewise.
2607         * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
2608         (RETURN_IN_MEMORY): Likewise.
2609
2610 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2611
2612          * config/rs6000/rs6000.c (rs6000_emit_move): split slow
2613          unaligned load/store into smaller loads and stores.
2614
2615 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2616
2617         * function.c (assign_parms): Do not assign
2618         long long argument to memory in prologue if
2619         is it loaded into register.
2620
2621 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2622
2623          PR middle-end/13779
2624          * expr.c (emit_group_load): split constant
2625          correctly into register components of PARALLEL insn.
2626
2627 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2628
2629         * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
2630         Use adjust_address_nv directly with appropriate mode.
2631         (restore_stack_nonlocal): Ditto.
2632
2633 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2634
2635         * config/xtensa/xtensa-protos.h: Remove the prototype for
2636         xtensa_builtin_saveregs.
2637         * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2638         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2639         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2640         (TARGET_STRUCT_VALUE_RTX): Likewise.
2641         (TARGET_RETURN_IN_MEMORY): Likewise.
2642         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2643         (xtensa_builtin_saveregs): Make it static.
2644         (xtensa_return_in_memory): New.
2645         * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
2646         (PROMOTE_FUNCTION_RETURN): Likewise.
2647         (PROMOTE_PROTOTYPES): Likewise.
2648         (STRUCT_VALUE): Likewise.
2649         (RETURN_IN_MEMORY): Likewise.
2650         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2651
2652 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2653
2654         * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
2655         (arm_setup_incoming_varargs): Likewise.
2656         * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
2657
2658 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2659
2660         * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
2661         (cris_setup_incoming_varargs): Likewise.
2662         * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
2663
2664 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2665
2666         * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
2667         (ns32k_struct_value_rtx): Likewise.
2668         * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
2669         NS32K_STRUCT_VALUE_REGNUM.
2670
2671 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2672
2673         * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2674         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2675         (TARGET_STRUCT_VALUE_RTX): Likewise.
2676         (arm_struct_value_rtx): Likewise.
2677         * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
2678         (STRUCT_VALUE): Likewise.
2679         (STRUCT_VALUE_REGNUM): Likewise.
2680         (PROMOTE_PROTOTYPES): Likewise.
2681
2682 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2683
2684         * config/ia64/ia64-protos.h: Remove the prototype for
2685         ia64_setup_incoming_varargs and ia64_return_in_memory.
2686         * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
2687         (TARGET_RETURN_IN_MEMORY): Likewise.
2688         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2689         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2690         (ia64_setup_incoming_varargs): Adjust the arguments to meet
2691         the requirement of TARGET_SETUP_INCOMING_VARARGS.
2692         (ia64_return_in_memory): Make it static.  Change the return
2693         type to bool from int.  Add an argument.
2694         (ia64_struct_value_rtx): New.
2695         * config/ia64/ia64.h: Remove commented-out definitions of
2696         PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
2697         PROMOTE_PROTOTYPES.
2698         (RETURN_IN_MEMORY): Remove.
2699         (STRUCT_VALUE_REGNUM): Likewise.
2700         (STRICT_ARGUMENT_NAMING): Likewise.
2701
2702 2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
2703
2704         PR target/13666
2705         * config/sparc/sparc.c (function_arg_union_value): New function.
2706         (function_arg): Use it to deal with unions.
2707         (function_value): Likewise.  Define 'regbase' only for ARCH64.
2708         Replace a conditional statement by a simpler one.
2709
2710 2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
2711
2712         * config/mips/mips.c (mips16_optimize_gp): Delete.
2713         (mips_reorg): Don't call it.
2714
2715 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2716
2717         * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
2718         (floatunsqihf2): Remove operand 6.
2719         (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
2720         fix patterns.
2721         (ldi_conditional, ldf_conditional): Validate operands.
2722
2723 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2724
2725         * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
2726         (HAVE_GAS_HIDDEN): Undefine as interim measure.
2727
2728 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2729
2730         * config/c4x/c4x.c (c4x_legitimate_address_p):  Invalidate direct
2731         memory references if TARGET_EXPOSE_LDP nonzero.
2732
2733 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2734
2735         * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
2736
2737 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2738
2739         * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
2740         invalid operand combinations.
2741
2742 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2743
2744         * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
2745         c4x_legitimate_address_p.  Fix post_modify check.
2746
2747         * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
2748         * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
2749
2750 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2751
2752         * config/pa/pa-protos.h: Remove the prototype for
2753         hppa_builtin_saveregs.  Add a prototype for
2754         pa_return_in_memory.
2755         * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
2756         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2757         (TARGET_STRUCT_VALUE_RTX): Likewise.
2758         (TARGET_RETURN_IN_MEMORY): Likewise.
2759         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2760         (pa_struct_value_rtx): Likewise.
2761         (pa_return_in_memory): Likewise.
2762         * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
2763         PA_STRUCT_VALUE_REGNUM.
2764         (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
2765         (EXPAND_BUILTIN_SAVEREGS): Remove.
2766         (PROMOTE_PROTOTYPES): Likewise.
2767         (PROMOTE_FUNCTION_RETURN): Likewise.
2768
2769 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2770
2771         * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
2772         (TARGET_STRUCT_VALUE_RTX): Likewise.
2773         (vax_struct_value_rtx): Likewise.
2774         * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
2775         VAX_STRUCT_VALUE_REGNUM.
2776         (PROMOTE_PROTOTYPES): Remove.
2777
2778 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2779
2780         * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS):  Handle symref.
2781
2782 2003-04-25  Chris Demetriou  <cgd@broadcom.com>
2783
2784         * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
2785         and MIPS64 have HI/LO interlocks.  Update comment.
2786
2787 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2788
2789         * config/stormy16/stormy16-protos.h: Remove the prototype for
2790         xstormy16_setup_incoming_varargs.
2791         * config/stormy16/stormy16.c
2792         (xstormy16_setup_incoming_varargs): Remove.
2793         (xstormy16_return_in_memory): New.
2794         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2795         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2796         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2797         (TARGET_STRUCT_VALUE_RTX): Likewise.
2798         (TARGET_RETURN_IN_MEMORY): Likewise.
2799         * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
2800         (PROMOTE_FUNCTION_RETURN): Likewise
2801         (PROMOTE_PROTOTYPES): Likewise
2802         (RETURN_IN_MEMORY): Likewise
2803         (STRUCT_VALUE): Likewise
2804         (SETUP_INCOMING_VARARGS): Likewise
2805
2806 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
2807
2808         * config/mips/mips.c (mips_offset_within_object_p): New function.
2809         (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
2810         SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
2811         ABI has 64-bit pointers and the object file only allows 32-bit symbols.
2812
2813 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2814
2815         * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
2816         (PROMOTE_FUNCTION_RETURN): Likewise.
2817
2818 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2819
2820         * config/mn10300/mn10300-protos.h: Remove the prototype for
2821         mn10300_builtin_saveregs.
2822         * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
2823         (TARGET_STRUCT_VALUE_RTX): Likewise.
2824         (TARGET_RETURN_IN_MEMORY): Likewise.
2825         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2826         (mn10300_return_in_memory): Likewise.
2827         (mn10300_builtin_saveregs): Make it static.
2828         * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
2829         (RETURN_IN_MEMORY): Likewise.
2830         (STRUCT_VALUE): Likewise.
2831         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2832
2833 2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
2834
2835         PR bootstrap/13853
2836         * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
2837
2838 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2839
2840         * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
2841         using ccr.
2842
2843 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2844
2845         * config/i860/i860-protos.h: Remove the prototype for
2846         i860_saveregs.
2847         * config/i860/i860.c (i860_saveregs): Make it static.
2848         (i860_struct_value_rtx): New.
2849         (TARGET_STRUCT_VALUE_RTX): Likewise.
2850         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2851         * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
2852         I860_STRUCT_VALUE_REGNUM.
2853         (EXPAND_BUILTIN_SAVEREGS): Remove.
2854
2855 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2856
2857         * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
2858         (TARGET_RETURN_IN_MEMORY): Likewise.
2859         (m68hc11_struct_value_rtx): Likewise.
2860         (m68hc11_return_in_memory): Likewise.
2861         * config/m68hc11/m68hc11.h: Remove a commented-out definition
2862         of PROMOTE_PROTOTYPES.
2863         (RETURN_IN_MEMORY): Remove.
2864         (STRUCT_VALUE_REGNUM): Likewise.
2865
2866 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2867
2868         * config/mmix/mmix-protos.h: Remove the prototype for
2869         mmix_setup_incoming_varargs.
2870         * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2871         (TARGET_STRUCT_VALUE_RTX): Likewise.
2872         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2873         (mmix_setup_incoming_varargs): Make it static.
2874         (mmix_struct_value_rtx): New.
2875         * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
2876         Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
2877         (STRUCT_VALUE_REGNUM): Remove.
2878         (SETUP_INCOMING_VARARGS): Likewise.
2879
2880 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2881
2882         * config/mips/mips-protos.h: Remove the prototypes for
2883         mips_setup_incoming_varargs and mips_return_in_memory.
2884         * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2885         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2886         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2887         (TARGET_STRUCT_VALUE_RTX): Likewise.
2888         (TARGET_RETURN_IN_MEMORY): Likewise.
2889         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2890         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2891         (mips_setup_incoming_varargs): Match the prototype for
2892         TARGET_SETUP_INCOMING_VARARGS.
2893         (mips_return_in_memory): Make it static.  Add argument fntype.
2894         (mips_strict_argument_naming): New.
2895         * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
2896         (PROMOTE_FUNCTION_ARGS): Likewise.
2897         (PROMOTE_FUNCTION_RETURN): Likewise.
2898         (STRUCT_VALUE): Likewise.
2899         (RETURN_IN_MEMORY): Likewise.
2900         (SETUP_INCOMING_VARARGS): Likewise.
2901         (STRICT_ARGUMENT_NAMING): Likewise.
2902
2903 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2904
2905         * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
2906         (TARGET_RETURN_IN_MEMORY): Likewise.
2907         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2908         (ip2k_return_in_memory): Likewise.
2909         (ip2k_setup_incoming_varargs): Likewise.
2910         * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
2911         (STRUCT_VALUE): Likewise.
2912         (STRUCT_VALUE_INCOMING): Likewise.
2913         (SETUP_INCOMING_VARARGS): Likewise.
2914
2915 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2916
2917         * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
2918         (TARGET_RETURN_IN_MEMORY): Likewise.
2919         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2920         (avr_return_in_memory): Remove.
2921         * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
2922         (STRUCT_VALUE): Likewise.
2923         (STRUCT_VALUE_INCOMING): Likewise.
2924         (STRICT_ARGUMENT_NAMING): Likewise.
2925
2926 2004-01-25  Jan Hubicka  <jh@suse.cz>
2927
2928         * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
2929
2930 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
2931
2932         * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
2933         (mips_regno_mode_ok_for_base_p): Declare.
2934         * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
2935         (FRAME_POINTER_REGNUM): Renumber to 78.
2936         (FIRST_PSEUDO_REGISTER): Update comment accordingly.
2937         (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
2938         (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
2939         (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
2940         (REG_MODE_OK_FOR_BASE_P): Likewise.
2941         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
2942         entry for 77 to "$arg" and entry for 78 to "$frame".
2943         (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
2944         (mips_reg_mode_ok_for_base_p): Remove.
2945         (mips_regno_mode_ok_for_base_p): New function, derived from old
2946         BASE_REG_P macro.  Don't enforce the mips16 stack pointer
2947         restrictions unless we're being strict.
2948         (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
2949
2950 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2951
2952         * c-common.h: Fix comment typos.
2953         * c-decl.c: Likewise.
2954         * cgraphunit.c: Likewise.
2955         * combine.c: Likewise.
2956         * et-forest.c: Likewise.
2957         * flow.c: Likewise.
2958         * function.c: Likewise.
2959         * ifcvt.c: Likewise.
2960         * integrate.c: Likewise.
2961         * jump.c: Likewise.
2962         * postreload.c: Likewise.
2963         * varray.c: Likewise.
2964
2965 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2966
2967         * doc/frontends.texi: Update copyright.
2968         * doc/gcov.texi: Likewise.
2969         * doc/gty.texi: Likewise.
2970         * doc/sourcebuild.texi: Likewise.
2971         * doc/standards.texi: Likewise.
2972
2973 2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
2974
2975         PR target/12978
2976         * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
2977         Remove movstrqi_small because it conflicts with movstrqi_large.
2978
2979 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2980
2981         * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2982         (TARGET_STRUCT_VALUE_RTX): Likewise.
2983         (cris_struct_value_rtx): Likewise.
2984         * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
2985         (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
2986         STRUCT_VALUE_REGNUM.
2987         (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
2988
2989 2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
2990
2991         PR bootstrap/13848
2992         * cse.c (cse_cc_succs): Change the mode of the source expression
2993         as soon as decide we need a new mode.  Don't permit changing modes
2994         if we found a match in a successor block.
2995         (cse_condition_code_reg): Save original mode of source expression
2996         so that we know whether we have to change the mode in other
2997         insns.
2998
2999 2004-01-24  Jan Hubicka  <jh@suse.cz>
3000
3001         * emit-rtl.c (change_address, adjust_address_1, offset_address,
3002         widen_memory_access):  Return early when there is nothing to change.
3003
3004 2004-01-24  Jakub Jelinek  <jakub@redhat.com>
3005
3006         * simplify-rtx.c (simplify_relational_operation): Don't
3007         simplify address == constant into address + -constant == 0.
3008
3009 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3010
3011         * gcc.c (process_command): Don't internationalize the
3012         Copyright message.
3013         * mips-tfile.c (main): Likewise.
3014
3015 2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
3016
3017         * cse.c: (cse_cc_succs) Fix comparison warning.
3018
3019 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3020
3021         * config/h8300/h8300.md: Remove extraneous USE in expanders.
3022
3023 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3024
3025         * config/h8300/h8300-protos.h: Provide prototypes for
3026         h8300_legitimate_constant_p and h8300_legitimate_address_p.
3027         * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
3028         (h8300_rtx_ok_for_base_p): Likewise.
3029         (h8300_legitimate_address_p): Likewise.
3030         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
3031         h8300_legitimate_constant_p.
3032         (RTX_OK_FOR_BASE_P): Remove.
3033         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
3034
3035 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3036
3037         * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
3038         (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
3039         (REG_OK_FOR_INDEX_STRICT_P): Likewise.
3040         (REG_OK_FOR_BASE_STRICT_P): Likewise.
3041         (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
3042         (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
3043         (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
3044         (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
3045
3046 2004-01-24  Jan Hubicka  <jh@suse.cz>
3047
3048         * cselib.c (remove_useless_values):  Do not access discarded values.
3049
3050 2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
3051
3052         * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
3053         arrays.
3054
3055 2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
3056
3057         * recog.c: Fix a typo in copyright.
3058
3059 2004-01-23  Andrew Pinski  <apinski@apple.com>
3060
3061         * config/rs6000/rs6000.md (call): Fix misappiled patch.
3062         (call_value): Likewise.
3063
3064 2004-01-23  Richard Henderson  <rth@redhat.com>
3065
3066         PR opt/12941
3067         * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
3068         (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
3069         if SHIFT_COUNT_TRUNCATED is set.
3070
3071 2004-01-23  Bob Wilson  <bob.wilson@acm.org>
3072
3073         * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
3074         separate real and imaginary parts.
3075         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
3076
3077 2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
3078
3079         PR target/13674
3080         * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
3081         loading into GPR.
3082
3083 2004-01-23  Jan Hubicka  <jh@suse.cz>
3084
3085         * emit-rtl.c (change_address_1):  Do not re-generate the RTX if nothing
3086         change.
3087
3088         * alloc-pool.c (align_four): Kill.
3089         (create_alloc_pool): Align size to eight.
3090         (free_alloc_pool, free_pool): Invalidate deallocated data.
3091
3092 2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
3093
3094         PR gcc/1532
3095         * cse.c (cse_change_cc_mode): New static function.
3096         (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
3097         (cse_condition_code_reg): New function.
3098         * rtl.h (cse_condition_code_reg): Declare.
3099         * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
3100         * target.h (struct gcc_target): Add fixed_condition_code_regs and
3101         cc_modes_compatible.
3102         * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3103         (TARGET_CC_MODES_COMPATIBLE): Define.
3104         (TARGET_INITIALIZER): Add new initializers.
3105         * targhooks.c (default_cc_modes_compatible): New function.
3106         * targhooks.c (default_cc_modes_compatible): Declare.
3107         * hooks.c (hook_bool_intp_intp_false): New function.
3108         * hooks.h (hook_bool_intp_intp_false): Declare.
3109         * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3110         (TARGET_CC_MODES_COMPATIBLE): Define.
3111         (ix86_fixed_condition_code_regs): New static function.
3112         (ix86_cc_modes_compatible): Likewise.
3113         * doc/tm.texi (Condition Code): Document new hooks.
3114
3115 2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3116
3117         * fixinc/inclhack.def (bad_lval): Renamed to ...
3118         (alpha_bad_lval): ... this.
3119         Removed file list.
3120         Restrict to alpha*-dec-osf*.
3121         * fixinc/fixincl.x: Regenerate.
3122         * fixinc/tests/base/dirent.h: Remove, moving test ...
3123         * fixinc/tests/base/testing.h: ... here, reflecting new name.
3124
3125 2004-01-23  Zack Weinberg  <zack@codesourcery.com>
3126
3127         PR c/13814
3128         * c-decl.c (diagnose_mismatched_decls): Also discard a
3129         built-in if we encounter an old-style definition with the
3130         same name.
3131
3132 2004-01-23  Jakub Jelinek  <jakub@redhat.com>
3133
3134         * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
3135         set to default{32,64}.
3136
3137 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
3138
3139         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
3140         [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
3141
3142 2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
3143             Olivier Hainque  <hainque@act-europe.fr>
3144
3145         * fold-const.c (fold_binary_op_with_conditional_arg): Only
3146         build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
3147
3148 2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
3149
3150         * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
3151         size for minipool references.
3152
3153 2004-01-23  Roger Sayle  <roger@eyesopen.com>
3154
3155         * real.c (real_floor, real_ceil): Tweak to allow input and output
3156         arguments to overlap.
3157         (real_round): New function to implement round(3m) semantics.
3158         * real.h (real_round): Prototype here.
3159         * builtins.c (fold_builtin_round): New function to constant fold
3160         round, roundf and roundl.
3161         (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
3162
3163 2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
3164
3165         PR optimization/13819
3166         * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
3167         introduced by 2004-01-20's Jan Hubicka's copy_insn change.
3168         (sh_handle_sp_switch_attribute): Remove warning.
3169
3170 2003-11-30  Jan Hubicka  <jh@suse.cz>
3171
3172         * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.
3173
3174 2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
3175
3176         * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
3177         may or may not return non-NIL.
3178         * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
3179         check CANNOT_CHANGE_MODE_CLASS
3180
3181 2004-01-23  Jan Hubicka  <jh@suse.cz>
3182
3183         * basic-block.h (PROP_POSTRELOAD): New macro.
3184         (CLEANUP_LOG_LINKS): New.
3185         * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
3186         * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.
3187
3188         * cselib.c (value_pool): New.
3189         (new_cselib_val): Use pool.
3190         (cselib_init): Initialize value_pool
3191         (cselib_finish): Free pool.
3192
3193 2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
3194
3195         * config/sparc/sparc.c (scan_record_type): New function.
3196         (function_arg_slotno): Use it to determine which kinds of
3197         registers the record can be passed in.
3198
3199 2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
3200
3201         * config/pa/fptr.c: Fix old-style definition.
3202
3203 2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
3204
3205         PR optimization/13724
3206         * cse.c (fold_rtx) <SUBREG>:  Fold a SUBREG to zero if it
3207         represents the zero bits produced by a ZERO_EXTEND operation.
3208
3209 2004-01-22  Roger Sayle  <roger@eyesopen.com>
3210
3211         PR optimization/13821
3212         * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
3213         correctly calculate the lowpart offset of the contracted subreg.
3214
3215 2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
3216
3217         * doc/invoke.texi (Optimize Options): Note that --param arguments
3218         are subject to change without notice.
3219
3220 2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3221
3222         * config.gcc (mips-sgi-irix6*o32): Removed.
3223         * config/mips/iris6-o32-as.h: Likewise.
3224         * config/mips/iris6-o32-gas.h: Likewise.
3225         * config/mips/iris6-o32.h: Likewise.
3226
3227 2004-01-22  Jan Hubicka  <jh@suse.cz>
3228
3229         * cfgcleanup.c (first_pass): New static variable.
3230         (try_forward_edges):  Add work limiting check for threading.
3231         (try_crossjump_bb):  Add work limiting check for crossjumping.
3232         (try_optimize_cfg):  Maintain first pass variable.
3233
3234 2004-01-22  Bob Wilson  <bob.wilson@acm.org>
3235
3236         * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
3237         handles complex and vector modes.
3238
3239 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
3240
3241         * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
3242         (REG_OK_FOR_BASE_P_STRICT): Likewise.
3243         (STRICT): Likewise.
3244
3245 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
3246
3247         * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
3248         (genrtl_for_stmt): Remove emit_nop calls.
3249
3250 2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3251
3252         PR target/13713
3253         PR target/13324
3254         * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
3255         movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
3256         clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
3257
3258 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
3259
3260         * config/arm/arm.c: Include "debug.h".
3261         (thumb_pushpop): Take two new arguments.  Add some commentary.
3262         Output frame information when pushing.
3263         (thumb_exit, thumb_unexpanded_epilogue): Update calls to
3264         thumb_pushpop.
3265         (thumb_output_function_prologue): Likewise.  Accumulate a CFA
3266         offset, and pass it to thumb_pushpop.  Output CFI information.
3267         (thumb_expand_prologue): Add some frame-related markers and notes.
3268
3269 2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
3270
3271         * config/s390/s390.c (s390_frame_info): Allow large frame sizes
3272         for TARGET_64BIT.
3273         (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
3274         * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
3275
3276 2004-01-22  Roger Sayle  <roger@eyesopen.com>
3277             Paolo Bonzini  <bonzini@gnu.org>
3278
3279         * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
3280         (subreg_lsb): Change to call new subreg_lsb_1 helper function.
3281         * rtl.h (subreg_lsb_1): Prototype here.
3282         * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
3283         sign extensions.
3284
3285 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
3286
3287         * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
3288         macro need not be defined if jump-tables should contain
3289         relative addresses only when -fPIC or -fPIC is in effect.
3290
3291 2004-01-22  Jan Hubicka  <jh@suse.cz>
3292
3293         * alias.c (reg_base_value): Turn into varray.
3294         (reg_base_value_size): Kill.
3295         (old_reg_base_value): New deletable varray.
3296         (alias_invariant_size): New variable.
3297         (REG_BASE_VALUE): Update to use varray.
3298         (find_base_value): Likewise.
3299         (record_set): Likewise.
3300         (record_base_value): Likewise.
3301         (memrefs_conflict_p): Likewise.
3302         (record_set): Likewise
3303         (record_base_value): Likewise.
3304         (memrefs_conflict_p): Use alias_invariant_size.
3305         (init_alias_analysis): Use varray; set alias_invariant_size;
3306         rescale other arrays to be sized by maxreg.
3307         (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
3308
3309 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3310
3311         * config/sparc/sparc.c (function_arg_slotno): Use
3312         FLOAT_TYPE_P to detect FP fields in structures.
3313         (function_arg_record_value_1): Likewise.
3314         (function_arg_record_value_2): Likewise.
3315
3316 2004-01-22  Jan Hubicka  <jh@suse.cz>
3317
3318         * function.c (allocate_struct_function): Do not initialize expr, emit
3319         and varasm.
3320         (prepare_function_start): Do it here.
3321         * c-parse.in (maybe_type_qual): Do not produce line number notes.
3322
3323 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3324
3325         PR target/13559
3326         * config/sparc/sparc.c (function_arg_record_value_3): Revert
3327         to 'word_mode' once the first slot has been filled.
3328
3329 2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
3330
3331         * config/sparc/sparc.c (function_arg_record_value_1): Fix
3332         computation of the number of integer registers required.
3333
3334 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3335
3336         * config/i386/i386.md: Simplify certain comparisons of
3337         const_int.
3338
3339 2004-01-21  Andrew Pinski  <apinski@apple.com>
3340
3341         PR target/13785
3342         * config/rs6000/rs6000.md (call_value): Force operand
3343         1 not operand 0 into a register.
3344
3345 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3346
3347         * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
3348         unwind-dw2-fde.h: Update copyright.
3349
3350 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3351
3352         * pa-protos.h: Update copyright.
3353         * pa.h: Likewise.
3354         * pa.md: Likewise.
3355
3356 2004-01-21  Caroline Tice  <ctice@apple.com>
3357
3358         PR target/12308
3359         * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
3360         flags register.
3361         (fix_truncdfdi2): Likewise.
3362         (fix_truncsfdi2): Likewise.
3363         (*fix_truncdi_1): Likewise.
3364         (fix_truncxfsi2): Likewise.
3365         (fix_truncdfsi2): Likewise.
3366         (fix_truncsfsi2): Likewise.
3367         (*fix_truncsi_1): Likewise.
3368         (fix_truncxfhi2): Likewise.
3369         (fix_truncdfhi2): Likewise.
3370         (fix_truncsfhi2): Likewise.
3371         (*fix_trunchi_1): Likewise.
3372
3373 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3374
3375         * alias.c, basic-block.h, c-common.c, c-common.h,
3376         c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
3377         calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
3378         combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
3379         cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
3380         defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
3381         expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
3382         genautomata.c, genconditions.c, genemit.c, genflags.c,
3383         gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
3384         ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
3385         langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
3386         line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
3387         ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
3388         rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
3389         target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
3390         unwind.h, varray.c, varray.h: Update copyright.
3391
3392 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3393
3394         * config/h8300/coff.h: Update copyright.
3395         * config/h8300/elf.h: Likewise.
3396         * config/h8300/h8300-protos.h: Likewise.
3397         * config/h8300/h8300.c: Likewise.
3398         * config/h8300/h8300.h: Likewise.
3399         * config/h8300/h8300.md: Likewise.
3400
3401 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3402
3403         * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
3404         ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
3405         ultrix_unistd): New hacks.
3406         * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
3407         ULTRIX_CONST2_CHECK): Add checks.
3408         * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
3409         * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
3410         * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
3411         * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
3412         * fixinc/tests/base/locale.h: New file.
3413         * fixinc/fixincl.x: Rebuilt.
3414
3415 2004-01-21  Andreas Jaeger  <aj@suse.de>
3416             Michael Matz  <matz@suse.de>
3417
3418         * doc/extend.texi (Extended Asm): Clarify memory clobber.
3419
3420 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
3421
3422         * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
3423         _Jv_RegisterClasses through a function pointer.
3424
3425 2004-01-21  Falk Hueffner  <falk@debian.org>
3426
3427         PR target/12898
3428         * config/alpha/alpha.c (alpha_emit_set_const_1): If
3429         no_new_pseudos, use gen_rtx_SET directly for SImode constants
3430         which need multiple instructions to emit.
3431
3432 2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
3433
3434         * config/m32r/m32r.h (CPP_SPEC): Define.
3435
3436 2004-01-21  Zack Weinberg  <zack@codesourcery.com>
3437
3438         * c-decl.c (merge_decls): Kill different_binding_level and
3439         different_tu arguments; simplify throughout.
3440         (duplicate_decls): Likewise.
3441         (pushdecl, merge_translation_unit_decls): Update calls to
3442         duplicate_decls.
3443
3444 2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3445
3446         * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
3447         $(SYSTEM_H).
3448         (print-rtl1.o): Depend on $(SYSTEM_H).
3449
3450 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
3451
3452         PR bootstrap/12730
3453         * configure.ac: Delete definition and subsitution of docdir.
3454         Add info, man, srcman and srcinfo to target hooks. Create doc/
3455         directory.
3456         * configure: Regenerate.
3457         * Makefile.in: Don't substitute docdir and delete all references
3458         throughout.
3459         (MAKEINFOFLAGS): Define.
3460         (stmp-docobjdir): Delete.
3461         (INFOFILES, MANFILES): Define.
3462         (info): Call lang.info, srcinfo and lang.srcinfo.
3463         (generated-manpages): Call lang.man, srcman and lang.srcman.
3464         (srcinfo, srcman): New rules to copy back files to source directory.
3465         (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
3466         (install-man): Revamp rule.
3467         (clean): Update dvi directory.
3468         (distclean): Delete TAGS from front end directorys.
3469         (maintainer-clean): Delete all document files in source directory.
3470
3471         objc/Make-lang.in (objc.man, objc.info): Dummy entries.
3472         (objc.srcman, objc.srcinfo): Likewise.
3473
3474 2004-01-20  Bruce Korb  <bkorb@gnu.org>
3475
3476         * fixinc/inclhack.def(math_exception): bypass only for glibc.
3477         (matherr_decl): rename & relocate as exception_structure.
3478         This fix must precede the math_exception fix.
3479
3480 2004-01-20  Roger Sayle  <roger@eyesopen.com>
3481
3482         * fold-const.c (fold_convert): Rename to fold_convert_const.
3483         (fold_convert_const): Change arguments to take a tree_code,
3484         a type and the operand/expression to be converted.  Return
3485         NULL_TREE if no simplification is possible.  Add support for
3486         FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
3487         (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
3488         Adjust call to fold_convert to match new fold_convert_const.
3489         Avoid modifying the tree passed to fold in-place.
3490
3491 2004-01-21  Alan Modra  <amodra@bigpond.net.au>
3492
3493         * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
3494         * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
3495         * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
3496
3497 2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3498
3499         * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
3500         * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
3501         Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
3502         (emit_move_sequence): Check scratch_reg first in various if statements.
3503         Extend source simplification to handle all 64-bit CONST_INTs.
3504         (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
3505         frame size.
3506         (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
3507         frame offset calculations.
3508         * pa.h (NEW_HP_ASSEMBLER): Add comment.
3509         (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
3510         LEGITIMATE_64BIT_CONST_INT_P): Define.
3511         (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
3512         any CONST_INT as legitimate during and after reload.
3513         (VAL_32_BITS_P, INT_32_BITS): Define.
3514         (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
3515
3516 2004-01-20  Jan Hubicka  <jh@suse.cz>
3517
3518         * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
3519         emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
3520         containing hard regs are shared.
3521         (gen_hard_reg_clobber): New function.
3522         (hard_reg_clobbers): New array.
3523         * genemit.c (gen_exp): Use gen_hard_reg_clobber.
3524         (copy_rtx): Do not copy clobbers containing hard regs.
3525         * rtl.h (gen_hard_reg_clobber): Declare.
3526
3527 2004-01-20  Jan Hubicka  <jh@suse.cz>
3528
3529         * varray.c:  Include hashtab.h
3530         (varray_descriptor): New structure.
3531         (hash_descriptor, eq_descriptor, varray_descriptor,
3532         print_statistics): New static functions
3533         (varray_init, varray_grow): Update statistics
3534         (dump_varray_statistics): New function.
3535         * varray.h (dump_varray_statistics): Declare.
3536         * toplev.c (finalize): Call it.
3537         * Makefile.in (varray.o): Add dependency.
3538
3539 2004-01-20  Jan Hubicka  <jh@suse.cz>
3540
3541         * cselib.c: Include alloc-pool.h
3542         (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
3543         (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
3544         (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
3545         unchain_one_elt_loc_list_pool, unchain_one_value,
3546         new_cselib_val): Simplify using allocpool.
3547         (cselib_init): Initialize allocpools.
3548         (cselib_finish): Finish allocpools.
3549         * Makefile.in (cselib.o): Depend on alloc-pool.h
3550
3551 2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
3552
3553         * config/mips/mips.c (mips_load_call_address): Make the call insn
3554         use $gp if it could be calling a lazy binding stub.
3555
3556 2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
3557
3558         * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
3559         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3560         (TARGET_STRUCT_VALUE_RTX): Likewise.
3561         * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
3562         (PROMOTE_FUNCTION_RETURN): Remove.
3563         (STRUCT_VALUE): Remove.
3564
3565 2004-01-20  Denis Chertykov  <denisc@overta.ru>
3566
3567         PR bootstrap/13735
3568         * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
3569         register as pointer after reload.
3570
3571 2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3572
3573         PR optimization/12440
3574         * loop.c: Include ggc.h.
3575         (loop_optimize): Run garbage collector between optimization of loops.
3576         * Makefile.in (loop.o): Add GGC_H dependency.
3577
3578 2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
3579
3580         * gcc/config/rs6000/rs6000.c (function_arg) Handle
3581         vector register special in function without prototype.
3582         (function_arg_advance): Vector parameters get always
3583         GPRs allocated for the linux64 target.
3584
3585 2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
3586
3587         * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
3588         not TARGET_M32RX_MASK.
3589
3590 2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
3591
3592         PR target/13557
3593         * config/sparc/sparc.c (function_arg): Reorder the cases.
3594
3595 2004-01-19  Per Bothner  <per@bothner.com>
3596
3597         Move cpp_reader's line_maps field to a shared global.
3598         * cpphash.h (cpp_reader):  Rename line_maps field to line_table
3599         and change the type to a pointer rather than a struct.
3600         * cppinit.c (cpp_push_main_field):  Adjust accordingly.
3601         * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
3602         Likewise.
3603         * cppfiles.c (validate_pch):  Likewise.
3604         * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
3605         Likewise.
3606         * cpperror.c (print_location):  Likewise.
3607         * cpplib.h (cpp_create_reader):  New line_maps pointer parameter.
3608         * cppinit.c (cpp_create_reader):  Handle new parameter.
3609         (cpp_destroy):  Don't free line_maps - that's no longer our job.
3610         * input.h (line_table):  New variable.
3611         * toplev.c (line_table):  Declare variable.
3612         (general_init):  Initialize line_table.
3613         * c-opts.c (c_common_init_options):  Pass line_table to
3614         cpp_create_reader.
3615         * fix-header.c (read_scan_file):  New local variable line_table.
3616         Initialize, and pass it to cpp_create_reader.
3617         * Makefile.in (LIBS, LIBDEPS):  Add libcpp.a.
3618         (C_AND_OBJC_OBJS, fix-header):  Remove redundant libcpp.a.
3619
3620 2004-01-19  Per Bothner  <per@bothner.com>
3621
3622         Implement a cache for linemap_lookup.
3623         * line-map.h (struct_line_maps):  Add cache field.
3624         * line-map.c (linemap_init):  Zero cache field.
3625         (linemap_add):  Set cache field to offset of newly allocated map.
3626         (linemap_lookup):  Use and set cache field.
3627
3628 2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3629
3630         PR optimization/13567
3631         * cse.c (cse_basic_block): Call cse_insn with a non-null
3632         libcall_insn for the last SET insn of a no-confilict block.
3633
3634 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
3635
3636         * Makefile.in (target_noncanonical, program_transform_name): Use
3637         immediate define instead of deferred.
3638         (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
3639         PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
3640         GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
3641         deferred backquote.
3642
3643 2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
3644
3645         * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
3646         true unconditionally.
3647         * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
3648         Remove.
3649         (build_unary_op, build_modify_expr): Don't handle extended
3650         lvalues.
3651         (build_component_ref, build_conditional_expr): Call non_lvalue
3652         instead of pedantic_non_lvalue.
3653         (build_c_cast): Don't condition use of non_lvalue on pedantic.
3654         * fold-const.c (fold): Don't check pedantic directly for
3655         COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
3656         passed to pedantic_non_lvalue.
3657         * doc/extend.texi: Remove documentation of extended lvalues.
3658
3659 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3660
3661         PR optimization/5263
3662         * simplify-rtx.c (associative_constant_p): Delete.
3663         (simplify_associative_operation): Rewrite to linearize terms, and
3664         attempt to simplify new term against both left and right subterms.
3665         (simplify_binary_operation): Call swap_commutative_operands_p on
3666         op0 and op1, not trueop0 and trueop1.  Move the initialization of
3667         trueop0 and trueop1 down to where first needed.
3668         (simplify_relational_operation): Likewise.
3669         * rtlanal.c (commutative_operand_precedence): Also order constant
3670         operands using avoid_constant_pool_reference.
3671
3672 2004-01-19  Richard Henderson  <rth@redhat.com>
3673
3674         * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
3675         don't check memory mode.
3676         (unaligned_memory_operand): Likewise.
3677         (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
3678         abort for op0 not MEM.
3679
3680         * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
3681         is not a reg, copy to a scratch first.
3682         (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
3683         unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
3684         unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
3685         (reload_inqi, reload_inhi): Fix mode of op0.
3686         (reload_inqi_help, reload_inhi_help, reload_outqi_help,
3687         reload_outhi_help): Likewise.  Use define_insn_and_split.
3688
3689         * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
3690         as well as $29 dead.
3691
3692 2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
3693
3694         * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
3695         "tls_object" for thread-local objects.
3696         * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
3697         "#tls" for thread-local sections.
3698         * configure.ac (thread-local checks): Specify --fatal-warnings in
3699         every binutils-specific checks.  For sparc*-*-*, test whether the
3700         OS is Solaris and the tools are native and act accordingly.
3701         * configure: Rebuild.
3702
3703 2004-01-19  Jeff Law  <law@redhat.com>
3704
3705         * contrib.texi: Update Paolo Carlini's entry.  New entries for
3706         Jerry Quinn and Petur Runolfsson.
3707
3708 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3709
3710         * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
3711         size, don't use the larger zero-extending loads.
3712
3713 2004-01-19  Richard Henderson  <rth@redhat.com>
3714
3715         * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
3716         * alpha.md (UNSPEC_NT_LDA): Remove.
3717         (UNSPEC_CVTLQ, cvtlq): New.
3718         (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
3719         (extendsidi2_fix): Remove.
3720         (extendsidi2 splitter): Use cvtlq.
3721         (extendsidi2 fp peepholes): Remove.
3722         (cvtql): Use SFmode instead of SImode.
3723         (fix_trunc?fsi): Update to match.
3724         (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
3725         (movsi): Rename from movsi_nofix, remove f alternatives.
3726         (movsi_nt_vms): Similarly.
3727         (movsi_fix, movsi_nt_vms_fix): Remove.
3728         (nt_lda): Remove.
3729         * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
3730
3731 2004-01-19  Jan Hubicka  <jh@suse.cz>
3732
3733         * cgraph.c (cgraph_remove_node): Fix removal from linked list.
3734         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
3735         list.
3736         (cgraph_remove_unreachable_nodes): New function
3737         (cgraph_decide_inlining_of_small_function): Fix pasto.
3738         (cgraph_decide_inlining_incrementally): Fix pasto.
3739         (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
3740
3741 2004-01-19  Steven Bosscher  <stevenb@suse.de>
3742
3743         * gengtype.c (header_file): Make it static.
3744         (write_types_process_field, write_enum_defn): Minor whitespace fixes.
3745         * gengtype.h (header_file): No longer extern.
3746
3747 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3748
3749         * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
3750         * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
3751         * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
3752
3753 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3754
3755         * stmt.c (HAVE_casesi): Define it not already defined.
3756         (HAVE_tablejump): Likewise.
3757         (expand_end_case_type): Resort to the binary tree method if
3758         neither casesi or tablejump is available.
3759
3760 2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
3761
3762         * final.c (final_scan_insn): Make non-static again.
3763         * output.h (final_scan_insn): Re-add prototype.
3764         * config/arc/arc.c (arc_output_function_epilogue): Add NULL
3765         to final_scan_insn call.
3766         * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
3767         * config/mips/mips.c (mips_output_conditional_branch): Likewise.
3768         * config/pa/pa.c (output_lbranch, output_call): Likewise.
3769         * config/sh/sh.c (print_slot): Likewise.
3770         * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
3771         (output_sibcall, sparc_flat_function_epilogue): Likewise.
3772
3773 2004-01-18  Jan Hubicka  <jh@suse.cz>
3774
3775         * basic-block.h (try_redirect_by_replacing_jump): Declare.
3776         * cfgcleanup.c (try_optimize_cfg): Use it.
3777         * cfgrtl.c (try_redirect_by_replacing_jump): Export.
3778         (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
3779         Kill hack.
3780         (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
3781
3782         Revert:
3783         2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3784
3785                 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
3786                 even after reload, just don't remove the actual jump tables.
3787
3788 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3789
3790         * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
3791
3792 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3793
3794         * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
3795         the size of a pointer in bytes.
3796
3797 2004-01-18  Roger Sayle  <roger@eyesopen.com>
3798
3799         * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
3800         live "next" variable, which could lead to an infinite loop.
3801
3802 2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
3803
3804         * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
3805         block.
3806
3807         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3808         Check for NULL in the chain and remove repeated code.
3809
3810 2004-01-18  Jan Hubicka  <jh@suse.cz>
3811
3812         * coverage.c (checksum_string): Rename to ...
3813         (coverage_checksum_string): ... this one, Use crc32_string; recognize
3814         names containing random number and zero the number out in order to get
3815         match.
3816
3817 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3818
3819         * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
3820
3821 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3822
3823         * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
3824         doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
3825         doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
3826         doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
3827         doc/trouble.texi: Remove trailing whitespace.
3828
3829 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3830
3831         PR target/7618
3832         * config/mips/mips.c: Include cfglayout.h.
3833         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3834         (mips_unspec_offset_high): Add temporary register argument.
3835         (mips_load_call_address): New function, split out from...
3836         (mips_expand_call): ...here.
3837         (mips_output_cplocal): New function.
3838         (mips_output_function_prologue, mips_output_function_epilogue): Use it.
3839         (mips_emit_loadgp): New function, split out from...
3840         (mips_expand_prologue): ...here.
3841         (mips_output_mi_thunk): New function.
3842
3843 2004-01-17  Bernardo Innocenti  <bernie@develer.com>
3844
3845         * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
3846         mcpu32): Remove redundant checks for implied target predefines.
3847
3848 2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
3849
3850         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3851         Return type is unsigned int not int.
3852         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
3853         Likewise.
3854
3855 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3856
3857         * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
3858         doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
3859         "GNU/Linux" and "Microsoft Windows" terminology.
3860
3861 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3862
3863         * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
3864         doc/cppopts.texi, doc/extend.texi, doc/install.texi,
3865         doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
3866         doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
3867         @smallexample instead of @example.
3868
3869 2004-01-17  Ziemowit Laski  <zlaski@apple.com>
3870
3871         * objc/objc-act.c (build_objc_method_call): Use target
3872         hooks instead of macros to determine if ..._stret
3873         dispatchers should be used (NeXT runtime only).
3874
3875 2004-01-17  Roger Sayle  <roger@eyesopen.com>
3876
3877         * builtins.c (expand_builtin_expect_jump): Fix mistake in my
3878         last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
3879
3880 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
3881
3882         * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
3883         (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
3884         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
3885         macros.
3886         * reload1.c (emit_reload_insns): Use them.
3887         * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
3888         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
3889         for NULL PATTERN.
3890
3891 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
3892
3893         * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
3894         (final_scan_insn): Update to take an additional SEEN argument.  Emit
3895         a line note after the prologue.  Make static.
3896         (line_note_exists): Remove.
3897         (final): Don't initialize line_note_exists.  Update call to
3898         final_scan_insn.
3899         * output.h (final_scan_insn): Remove prologue.
3900         * function.c (set_insn_locators): Update comment.
3901         (thread_prologue_and_epilogue_insns): Add a comment.
3902
3903 2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
3904
3905         PR target/10781
3906         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
3907         Prototype.
3908         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3909         New function.
3910         * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
3911         * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
3912         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
3913
3914 2004-01-17  Jan Hubicka  <jh@suse.cz>
3915
3916         * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
3917         commit.
3918
3919         * toplev.c (HAVE_conditional_execution): Provide default.
3920         (rest_of_handle_reorder_blocks): For conditional_execution target
3921         update liveness once after all transformations
3922         (rest_of_compilation): Do crossjumping before ce3.
3923
3924 2004-01-17  Geoffrey Keating  <geoffk@apple.com>
3925
3926         * alias.c (new_alias_set): Mark last_alias_set for PCH.
3927         (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
3928         for PCH.
3929         (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
3930         * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
3931         (get_TOC_alias_set): Mark 'set' for PCH.
3932
3933 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3934
3935         * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
3936         even after reload, just don't remove the actual jump tables.
3937
3938 2004-01-17  J. Brobecker  <brobecker@gnat.com>
3939
3940         * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
3941         Remove checks for is_ada() and TREE_UNSIGNED.
3942         (subrange_type_die): Emit a byte_size attribute if the subrange
3943         type size is different from the base type size.
3944         (modified_type_die): Replace call to is_ada_subrange_type() by
3945         call to is_subrange_type().
3946
3947 2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>
3948
3949         * config/sh/sh.c: Include ggc.h.
3950
3951 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3952
3953         * Makefile.in (MD5_H): New.
3954         (fold-const.o): Depend on md5.h.
3955         (dwarf2out.o): Likewise.
3956         (cppfiles.o): Likewise.
3957         * cppfiles.c: Include md5.h.
3958         (should_stack_file): Check against list read from PCH file.
3959         (struct pchf_data): New.
3960         (pchf): New variable.
3961         (struct pchf_adder_info): New.
3962         (pchf_adder): New.
3963         (pchf_save_compare): New.
3964         (_cpp_save_file_entries): New.
3965         (_cpp_read_file_entries): New.
3966         (struct pchf_compare_data): New.
3967         (pchf_compare): New.
3968         (check_file_against_entries): New.
3969         * cpphash.h (_cpp_save_file_entries): Prototype.
3970         (_cpp_read_file_entries): Prototype.
3971         * cpppch.c (cpp_write_pch_state): Write the list of headers.
3972         (cpp_read_state): Read the list of headers.
3973
3974 2004-01-17  Jan Hubicka  <jh@suse.cz>
3975
3976         * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
3977         builtin_expect specially.
3978         * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
3979         (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
3980         * invoke.texi (max-inline-insns-single): Set to 100.
3981         (large-function-insns): Set to 3000.
3982
3983 2004-01-16  Eric Christopher  <echristo@redhat.com>
3984             Chandrakala Chavva <cchavva@redhat.com>
3985
3986         * cppcharset.c (one_iso88591_to_utf8): New function.
3987         (convert_iso88591_utf8): Ditto. Use.
3988         (conversion_tab): Use.
3989         (_cpp_input_to_utf8): New function.
3990         (_cpp_init_iconv_buffer): Ditto.
3991         (_cpp_close_iconv_buffer): Ditto.
3992         * cpphash.h: Prototype new functions.
3993         (cpp_buffer): Add input_cset_desc.
3994         * cppinit.c: Add input_charset default.
3995         * cpplib.c (cpp_push_buffer): Support init and
3996         close of iconv.
3997         * cpplib.h (cpp_options): Add input_charset.
3998
3999 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
4000
4001         * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
4002         * config/alpha/unicosmk.h: Remove a commented-out definition
4003         of ASM_OUTPUT_SECTION_NAME.
4004         * config/stormy16/stormy16.h: Likewise.
4005
4006 2004-01-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
4007
4008         * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
4009         (alpha___extern_prefix_sys_stat): ... this.
4010         Apply to <sys/mount.h>, too.
4011         Tweak to match more variations.
4012         * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
4013
4014         * fixinc/inclhack.def (alpha___extern_prefix,
4015         alpha___extern_prefix_standards): New hacks to obey
4016         __PRAGMA_EXTERN_PREFIX.
4017         * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
4018         test.
4019         * fixinc/tests/base/standards.h: Likewise.
4020
4021         * fixincl/inclhack.def (alpha_pthread): Tweak to match more
4022         variations.
4023         New testcase.
4024         * fixinc/tests/base/pthread.h: Handle it.
4025
4026         * fixincl/inclhack.def (bad_lval): Sort file list.
4027         Add many missing files up to Tru64 UNIX V5.1B.
4028         * gcc/fixinc/tests/base/libgen.h: Renamed to ...
4029         * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
4030         order.
4031
4032         * fixinc/fixincl.x: Regenerate.
4033
4034 2004-01-16  Mark Mitchell  <mark@codesourcery.com>
4035
4036         * version.c (version_string): Change to 3.5.0.
4037         * doc/include/gcc-common.texi (version-GCC): Likewise.
4038
4039 2004-01-16  Jan Hubicka  <jh@suse.cz>
4040
4041         * i386.md (load_tp_di): Fix pasto.
4042
4043         PR opt/13608
4044         * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
4045
4046         * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
4047         pp_c_character_constant, pp_c_floating_constant,
4048         pp_c_additive_expression, pp_c_shift_expression,
4049         pp_c_equality_expression, pp_c_and_expression,
4050         pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
4051         pp_c_logical_and_expression): Remove inline modifier.
4052         * dwarf2out.c (get_AT): Likewise.
4053         * et-forest.c (et_splay): Likewise.
4054         * ra.h (ra_alloc, ra_calloc): Likewise
4055
4056 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
4057
4058         * config/frv/frv-protos.h: Fix comment formatting.
4059         * config/frv/frv.c: Likewise.
4060         * config/frv/frv.h: Likewise.
4061         * config/frv/frv.md: Likewise.
4062         * config/frv/frvbegin.c: Likewise.
4063         * config/frv/frvend.c: Likewise.
4064
4065 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
4066
4067         * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
4068         * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
4069         LINKER_DOES_NOT_WORK_WITH_DWARF2.
4070         (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
4071
4072 2004-01-16  J"orn Rennecke <joern.rennecke@superh.com>
4073
4074         PR 11864
4075         * postreload.c (reload_cse_simplify_operands): Don't remove
4076         implicit extension from LOAD_EXTEND_OP.
4077
4078 2004-01-16  Jan Hubicka  <jh@suse.cz>
4079
4080         PR opt/11350
4081         * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
4082         after reload.
4083         * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
4084         rtl_try_redirect_by_replacing_branch): Likewise.
4085
4086 2004-01-15  Geoffrey Keating  <geoffk@apple.com>
4087
4088         PR pch/13689
4089         * alias.c (struct alias_set_entry): Mark for GC.
4090         (alias_sets): Make static, mark for GC.
4091         (record_alias_subset): Use GC to allocate alias structures.
4092         * varray.c (element): Make generic varrays GCed.
4093
4094         PR pch/13361
4095         * c-typeck.c (constructor_asmspec): Delete.
4096         (struct initializer_stack): Delete field 'asmspec'.
4097         (start_init): Delete saving of asmspec.
4098         (finish_init): Don't update constructor_asmspec.
4099         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
4100         * stmt.c (expand_asm): Duplicate strings from tree.
4101         (expand_asm_operands): Likewise.
4102         * tree.c (tree_size): Update computation of size of STRING_CST.
4103         (make_node): Don't make STRING_CST nodes.
4104         (build_string): Allocate string with tree node.
4105         * tree.def (STRING_CST): Update comment.
4106         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
4107         (tree_string): Place contents of string in tree node.
4108         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
4109         from tree.
4110
4111         * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
4112         altivec operands.
4113
4114 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4115
4116         * c-common.h: Fix comment formatting.
4117         * c-cppbuiltin.c: Likewise.
4118         * c-pragma.c: Likewise.
4119         * calls.c: Likewise.
4120         * collect2.c: Likewise.
4121         * cppcharset.c: Likewise.
4122         * cpptrad.c: Likewise.
4123         * dbxout.c: Likewise.
4124         * defaults.h: Likewise.
4125         * dwarf2out.c: Likewise.
4126         * fold-const.c: Likewise.
4127         * genautomata.c: Likewise.
4128         * genconditions.c: Likewise.
4129         * genflags.c: Likewise.
4130         * gengtype.c: Likewise.
4131         * integrate.c: Likewise.
4132         * loop.c: Likewise.
4133         * predict.c: Likewise.
4134         * sdbout.c: Likewise.
4135
4136 2004-01-15  Zack Weinberg  <zack@codesourcery.com>
4137
4138         * config/ia64/ia64.md (*movti_internal): C output template
4139         extracted to ia64.c.
4140         (*movti_internal_reg): Delete.
4141         (reload_inti, reload_outti): Use the correct mode on operand 2
4142         in the first place, don't fix it up in the output template.
4143         (movtf, reload_ointf, reload_outtf): New expanders.
4144         (*movtf_internal): New define_insn_and_split.
4145         * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
4146         make static; do not hand TFmode CONST_DOUBLEs to split_double.
4147         (ia64_split_tmode_move): New function, body mostly pulled
4148         from ia64.md:*movti_internal.
4149         (ia64_function_arg_words): New function, extracted common
4150         logic from ia64_function_arg et seq.
4151         (ia64_function_arg_offset): Likewise.  Handle correctly the
4152         case of a scalar quantity 16 bytes wide with only 8-byte alignment.
4153         (ia64_function_arg, ia64_function_arg_partial_nregs)
4154         (ia64_function_arg_advance): Use ia64_function_arg_words and
4155         ia64_function_arg_offset.
4156         (ia64_function_value): TCmode does not go in float regs.
4157         (ia64_secondary_reload_class): Also handle TFmode.
4158         * config/ia64/ia64-protos.h: Remove prototype for
4159         ia64_split_timode; add prototype for ia64_split_tmode_move.
4160
4161 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
4162
4163         * Makefile.in (MAINT): Make it an immediate assignment.
4164
4165 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4166
4167         * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
4168
4169 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4170
4171         * config/h8300/coff.h: Replace Hitachi with Renesas.
4172         * config/h8300/elf.h: Likewise.
4173         * config/h8300/h8300-protos.h: Likewise.
4174         * config/h8300/h8300.c: Likewise.
4175         * config/h8300/h8300.h: Likewise.
4176         * config/h8300/h8300.md: Likewise.
4177         * config/h8300/lib1funcs.asm: Likewise.
4178
4179 2004-01-15  Andrew Pinski  <apinski@apple.com>
4180
4181         * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
4182         around it.
4183
4184 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4185
4186         * config/h8300/h8300.c (h8300_return_in_memory): New.
4187         (TARGET_STRUCT_VALUE_RTX): Likewise.
4188         (TARGET_RETURN_IN_MEMORY): Likewise.
4189         * config/h8300/h8300.h (STRUCT_VALUE): Remove.
4190         (RETURN_IN_MEMORY): Likewise.
4191
4192 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
4193
4194         PR optimization/13375
4195         * gcse.c (handle_avail_expr): Just return if the source is not a
4196         single set.
4197
4198 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
4199             Daniel Jacobowitz  <drow@mvista.com>
4200
4201         * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
4202         (EQUIV): Define.
4203         (ARM_FUNC_ALIAS): New macro.
4204         * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
4205         * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
4206
4207 2004-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4208
4209         PR optimization/12372
4210         * calls.c (expand_call): Add call_fusage data for stack arguments in
4211         constant calls.
4212
4213 2004-01-15  Alan Modra  <amodra@bigpond.net.au>
4214
4215         * config/rs6000/rs6000.c (uses_TOC): Correct comment.  Make static.
4216         (rs6000_elf_declare_function_name): Formatting.
4217         * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
4218
4219 2004-01-15  Jan Hubicka  <jh@suse.cz>
4220
4221         PR bootstrap/13692
4222         * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
4223         previous patch.
4224
4225 2004-01-15  Richard Henderson  <rth@redhat.com>
4226
4227         * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
4228         integer regs of the same call-savedness.
4229
4230 2004-01-15  Andreas Schwab  <schwab@suse.de>
4231
4232         PR bootstrap/13562
4233         * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
4234         status for NOTB/NOTW/NEGW methods.
4235
4236 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4237
4238         * doc/invoke.texi: Update dump file names.  Fix a typo.
4239
4240 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4241
4242         * builtins.c (expand_builtin_va_end): Don't use
4243         EXPAND_BUILTIN_VA_END.
4244         * system.h (EXPAND_BUILTIN_VA_END): Poison.
4245         * config/d30v/d30v.h: Remove a commented-out definition of
4246         EXPAND_BUILTIN_VA_END.
4247         * config/stormy16/stormy16.h: Likewise.
4248
4249 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
4250
4251         * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
4252         * targhooks.c (default_struct_value_rtx): Don't use
4253         STRUCT_VALUE_INCOMING_REGNUM.
4254
4255 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
4256
4257         PR bootstrap/12744
4258         * configure.in: Revamp enable-generated-files-in-srcdir rule to define
4259         GENINSRC and not parsedir.  Define srcextra as a langhook.
4260         * configure: Regenerate.
4261         * Makefile.in: Suppress default .l.c rule.  Don't substitute
4262         parsedir and delete all references throughout.  Conditionally define
4263         rule for srcextra dependent on GENINSRC.
4264         (stmp-docobjdir): Delete.
4265         (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
4266         (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
4267         and gengtype-yacc.h back to source directory.
4268         (maintainer-clean): Delete all parse files in source directory.
4269         (distclean): Delete generated files.
4270
4271         * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
4272         (objc-parse.c, objc-parse.y): Don't use parsedir.
4273         (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
4274         directory if requested.
4275         (po-generated): Don't use parsedir.
4276         (objc.maintainer-clean): Delete above files from source directory.
4277
4278 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4279
4280         * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
4281
4282 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4283
4284         * doc/tm.texi: Replace RETURN_IN_MEMORY with
4285         TARGET_RETURN_IN_MEMORY.
4286
4287 2004-01-15  Jan Hubicka  <jh@suse.cz>
4288
4289         * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
4290         * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
4291         functions accepting SSE arguments
4292         (function_arg): Warn only when asked to warn.
4293         * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
4294
4295 2004-01-14  Joseph S. Myers  <jsm@polyomino.org.uk>
4296
4297         * c-parse.in (stmts_and_decls): Make label at end of compound
4298         statement a hard error.
4299
4300 2004-01-14  Jan Hubicka  <jh@suse.cz>
4301
4302         * cgraph.c (create_edge): Use local.redefined_extern_inline.
4303         * cgraph.h (cgraph_local_info): Sort fields by size; add
4304         redefined_extern_inline
4305         (cgraph_global_info): Sort fields by size.
4306         (cgraph_node): Likewise.
4307         * cgraphunit.c (cgraph_finalize_function): Se
4308         local.redefined_extern_inline on redefinition.
4309         (cgraph_analyze_function): Use it; fix formating.
4310
4311 2004-01-14  Jan Hubicka  <jh@suse.cz>
4312
4313         PR c++/10776
4314         * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
4315         outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
4316         bitmaps
4317         (cache_size): New variable
4318         (add_dependence): Update use; canonize early memory locations
4319         (sched_analyze_1): Likewise.
4320         (sched_analyze_2): Likewise.
4321         (init_dependency_caches): Initialize bitmaps.
4322         (free_dependency_caches): Free bitmaps
4323
4324 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4325
4326         * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
4327         targetm.calls.strict_argument_naming().
4328         * target.h: Likewise.
4329
4330 2004-01-14  Richard Henderson  <rth@redhat.com>
4331
4332         PR debug/13231
4333         * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
4334         instructions.
4335
4336 2004-01-14  Richard Henderson  <rth@redhat.com>
4337
4338         PR c++/12491
4339         * except.c (struct eh_region): Add u.fixup.resolved.
4340         (resolve_one_fixup_region): Split out from ...
4341         (resolve_fixup_regions): ... here.
4342
4343 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4344
4345         * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
4346
4347 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4348
4349         * config/alpha/alpha.h (STRUCT_VALUE): Remove.
4350         * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
4351         (STRUCT_VALUE): Remove.
4352
4353 2004-01-14  Steven Bosscher  <stevenb@suse.de>
4354
4355         * system.h: Poison PROMOTED_MODE
4356         * integrate.c (expand_inline_function): Don't mention the
4357         PROMOTED_MODE.
4358         * loop.c (update_giv_derive): Same.
4359         * tree.h (DECL_RTL): Same.
4360
4361 2004-01-14  J"orn Rennecke <joern.rennecke@superh.com>
4362
4363         PR target/9365
4364         * sh.c (gen_block_redirect): Add special handling of RETURN.
4365         (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
4366         far branch target (i.e. it's a return).
4367
4368 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4369
4370         * regrename.c (find_oldest_value_reg): Fix a warning.
4371
4372 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
4373
4374         PR bootstrap/12527
4375         * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
4376         Move linux-gas.h and linux-elf.h before aout.h.
4377         * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
4378         * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
4379
4380 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
4381
4382         * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
4383         (CONST_INT, VOIDmode, ...).
4384
4385 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
4386
4387         * regrename.c (find_oldest_value_reg): If the replacement uses
4388         multiple hard registers, check that all of them are in CLASS.
4389
4390 2004-01-14  Jan Hubicka  <jh@suse.cz>
4391
4392         * alias.c (get_alias_set):  Initialize alias set to 0 when subset is
4393         impossible.
4394
4395 2004-01-14  Kelley Cook  <kcook@gcc.gnu.org>
4396
4397         * Makefile.in: Define MAINT from --enable-maintainer-mode.
4398
4399 2004-01-14  Hartmut Penner  <hpenner@de.ibm.com>
4400
4401         * gcc/config/rs6000/rs6000.c (rs6000_stack_info)
4402         Calculate always vrsave_mask if TARGET_ALTIVEC.
4403         (rs6000_emit_prologue): Emit code for vrsave
4404         only if TARGET_ALTIVEC_VRSAVE.
4405         (rs6000_emit_epilogue): Likewise.
4406
4407 2004-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
4408
4409         * config/sparc/sparc.md (tie_add32): Fix pasto.
4410         (tie_add64): Likewise.
4411
4412 2004-01-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
4413
4414         * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
4415
4416 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4417
4418         * config/iq2000/iq2000-protos.h: Fix comment formatting.
4419         * config/iq2000/iq2000.c: Likewise.
4420         * config/iq2000/iq2000.md: Likewise.
4421
4422 2004-01-14  J. Brobecker  <brobecker@gnat.com>
4423
4424         * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
4425         (subrange_type_die): Add handle for nameless subrange types.
4426
4427 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4428
4429         * config/h8300/h8300-protos.h: Replace do_movsi with
4430         h8300_expand_movsi.
4431         * config/h8300/h8300.c (do_movsi): Change to
4432         h8300_expand_movsi.
4433         * config/h8300/h8300.md (movsi): Replace do_movsi with
4434         h8300_expand_movsi.
4435         (movsf): Likewise.
4436
4437 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4438
4439         * config/h8300/h8300.c (dosize): Change to
4440         h8300_emit_stack_adjustment.  Update callers.
4441
4442 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4443
4444         * config/h8300/h8300.md (movstrictqi): Add an alternative with
4445         the source being post_inc.  Tighten the predicate for the
4446         destination to register_operand.
4447         (movstricthi): Likewise.
4448
4449 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4450
4451         * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
4452         * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
4453         * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
4454
4455 2004-01-14  Jan Hubicka  <jh@suse.cz>
4456
4457         Partial fix PR c++/12850
4458         * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
4459         at zero nest level.
4460
4461 2004-01-13  Bernardo Innocenti  <bernie@develer.com>
4462
4463         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
4464         pseudo-register.
4465
4466 2004-01-13  Devang Patel <dpatel@apple.com
4467
4468         PR debug/7078
4469         * dbxout.c (dbxout_symbol_name): Emit mangled names for
4470         NAMESPACE_DECL memebers.
4471
4472 2004-01-13  Andrew Pinski  <pinskia@physics.uc.edu>
4473
4474         PR c++/12709
4475         * c-common.c (finish_fname_decls): Use the chain only if the
4476         tree is an expr_stmt.
4477
4478 2004-01-13  Vladimir Makarov  <vmakarov@redhat.com>
4479
4480         * rtl.def: Add comment about new option in automata_option.
4481
4482         * genautomata.c (PROGRESS_OPTION): New macro.
4483         (progress_flag): New global variable.
4484         (gen_automata_option): Process `progress'.
4485         (transform_insn_regexps, check_unit_distributions_to_automata,
4486         make_automaton, NDFA_to_DFA, build_automaton, create_automata,
4487         expand_automata, write_automata): Print about the progress only if
4488         progress_flag.  Remove fflush.
4489         (initiate_automaton_gen): Process command line flag `-progress'.
4490
4491         * doc/md.texi: Describe the new option.
4492
4493 2004-01-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
4494
4495         * cfg.c (dump_bb): Dump entry edges.
4496
4497 2004-01-13  Richard Earnshaw  <rearnsha@arm.com>
4498
4499         * arm.c (thumb_legitimate_address_p): Only allow constant pool
4500         references from SImode.
4501         * arm.md (thumb_movhi_insn): Don't allow minipool references.
4502
4503 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
4504
4505         * system.h (TEXT_SECTION): Poison.
4506         * varasm.c (text_section): Don't use TEXT_SECTION.
4507         * config/sh/sh.c (sh_file_start): Fix a comment typo.
4508         * doc/tm.texi (TEXT_SECTION): Remove.
4509
4510 2004-01-13  Ben Elliston  <bje@wasabisystems.com>
4511
4512         * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
4513
4514 2004-01-12  James E Wilson  <wilson@specifixinc.com>
4515
4516         * unwind-libunwind.c: Delete.
4517
4518 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
4519
4520         PR 13656
4521         * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
4522         oldtype is set, set *newtypep or *oldtypep too.  Do not set
4523         them at the very end.
4524         (validate_proto_after_old_defn): Restructure for comprehensibility;
4525         make error messages clearer.
4526
4527 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
4528
4529         * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
4530         (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
4531         * varray.c: No need to prototype error.
4532         (varray_check_failed): Wrap long string onto two lines.
4533         (varray_underflow): New function.
4534
4535 2004-01-13  Steven Bosscher  <stevenb@suse.de>
4536
4537         PR c++/13376
4538         * function.h (struct function): Kill `name' field.
4539         (current_function_name): Make it an extern function.
4540         * function.c (current_function_name): New function.
4541         * graph.c: Update all uses of current_function_name.
4542         * gcse.c: Likewise.
4543         * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
4544         config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
4545         * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
4546         instead of a strcmp with "main".
4547
4548 2004-01-13  Jan Hubicka  <jh@suse.cz>
4549
4550         * c-decl.c (diagnose_mismatched_decls):  Fix warning calls.
4551
4552         * cgraphunit.c (cgraph_optimize_function):  Always do
4553         optimize_inline_calls when there is always_inline callee.
4554         (cgraph_decide_inlining): Fix formating.
4555         * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
4556         functions.
4557         (expand_call_inline): Likewise.
4558         * toplev.h (sorry): Fix prototype.
4559
4560 2004-01-12  Roger Sayle  <roger@eyesopen.com>
4561
4562         * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
4563         conditional jumps that drop through to unconditional jumps or the
4564         end of the sequence.
4565
4566 2004-01-13  Jan Hubicka  <jh@suse.cz>
4567
4568         * alias.c (new_alias_set): Construct the alias_set varray.
4569         (init_alias_once): Don't do it here.
4570
4571 2004-01-12  Marc Espie <espie@openbsd.org>
4572
4573         * system.h: handle YYBYACC like YYBISON.
4574
4575 2004-01-12  Jonathan Merriman <jonm@dualitymedia.com>
4576
4577         PR target/10847
4578         * config.gcc: No longer includes conflicting header sparc/sol2.h when
4579         building on sparc64-*-openbsd*.
4580
4581 2004-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
4582
4583         PR debug/13539
4584         * dbxout.c (dbxout_type): Protected inheritance is not
4585         private but protected.
4586
4587 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
4588
4589         * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
4590
4591 2004-01-12  Kazu Hirata  <kazu@cs.umass.edu>
4592
4593         PR optimization/12508.
4594         * combine.c (try_combine): Remove a dead set in a parallel
4595         even if its destination is a subreg.
4596
4597         Revert:
4598         2003-06-03  Kazu Hirata  <kazu@cs.umass.edu>
4599         * combine.c (simplify_set): Don't move a subreg in SET_SRC to
4600         SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
4601
4602 2004-01-12  Geoffrey Keating  <geoffk@apple.com>
4603
4604         * real.c: Update copyright date.
4605         * emit-rtl.c: Likewise.
4606         * rtl.h: Likewise.
4607         * dwarf2out.c: Likewise.
4608         * config/rs6000/darwin-ldouble.c: Likewise.
4609         * config/rs6000/rs6000.md: Likewise.
4610
4611 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
4612
4613         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
4614         TFmode to SImode libfuncs.
4615
4616 2004-01-12  Roger Sayle  <roger@eyesopen.com>
4617
4618         PR middle-end/11397
4619         * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
4620
4621 2004-01-12  Jan Hubicka  <jh@suse.cz>
4622
4623         PR opt/12826
4624         * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
4625         stored.
4626
4627         PR opt/12863
4628         * cfgcleanup.c (label_is_jump_target_p): Move to...
4629         * rtlanal.c (label_is_jump_target_p): ... here.
4630         * cfgrtl.c (cfg_layout_redirect_edge_and_branch):  Fix redirecting of fallthru
4631         edges unified with branch edges.
4632
4633 2004-01-12  Richard Earnshaw  <rearnsha@arm.com>
4634
4635         * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
4636         high word of an integral CONST_DOUBLE.
4637
4638 2004-01-12  Paul Brook  <paul@codesourcery.com>
4639
4640         * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
4641
4642 2004-01-12  J"orn Rennecke <joern.rennecke@superh.com>
4643
4644         PR target/13585
4645         * sh-protos.h (check_use_sfunc_addr): Declare.
4646         * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
4647         * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
4648
4649 2004-01-12  Jan Hubicka  <jh@suse.cz>
4650
4651         * alias.c:  Invlude varray.h
4652         (alias_sets): Turn into varray.
4653         (get_alias_set_entry): Use VARRAY; mark inline.
4654         (mems_in_disjoint_alias_sets_p): Mark inline.
4655         (record_alias_subset): Use varray.
4656         (init_alias_once): Initialize varray.
4657         (new_alias_set): Grow array.
4658         * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
4659
4660 2004-01-12  Jan Hubicka  <jh@suse.cz>
4661
4662         Partial fix for PR opt/10776 II
4663         * cselib.c: Include params.h
4664         (cselib_invalidate_mem):  Limit amount of nonconflicting memory
4665         locations.
4666         * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
4667         * Makefile.in (cselib.o): Depend on params.h
4668
4669 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
4670
4671         * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
4672         simplify_unary_operation if the operand has a known mode.
4673
4674 2004-01-12  Hartmut Penner  <hpenner@de.ibm.com>
4675
4676         PR target/13534
4677         * gcc/config/rs6000/rs6000.c (word_offset_memref_operand): New
4678         predicate to handle 'ld' conform addresses.
4679         * gcc/config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
4680         contraint.
4681         (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
4682         are memory contraints.
4683         * gcc/config/rs6000/rs6000-protos.h (word_offset_memref_operand):
4684         New prototype.
4685         * gcc/config/rs6000/rs6000.md (*movdf_hardfloat64):
4686         Change 'o' to 'Y' constraint.
4687         (*movdf_softfloat64): Ditto.
4688
4689 2004-01-12  Bernardo Innocenti  <bernie@develer.com>
4690
4691         * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the
4692         brace-enclosed syntax in all C output statements.
4693
4694 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
4695
4696         PR target/13401
4697         * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4698         Objective-C language type value is 14.
4699
4700 2004-01-12  Markus F.X.J. Oberhumer  <markus@oberhumer.com>
4701
4702         PR c/12148
4703         * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
4704         `int' in a number of places to make sure we always have a SImode
4705         and not a HImode.  Add a 'L' suffix to a number of constants.
4706
4707 2004-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4708
4709         * pa.c: Don't include obstack.h.
4710
4711         * pa.md: Correct constraint in pattern for loading PIC label address.
4712
4713 2004-01-11  Kaz Kojima  <kkojima@gcc.gnu.org>
4714
4715         * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
4716          before defining.
4717
4718 2004-01-11  Steven Bosscher  <stevenb@suse.de>
4719
4720         PR fortran/9972
4721         * toplev.c (rest_of_handle_inline): Also consider functions
4722         for deferral if the language is GNU F77.
4723
4724 2004-01-11  Zack Weinberg  <zack@codesourcery.com>
4725
4726         * c-decl.c (diagnose_arglist_conflict): Add missing space to
4727         diagnostic messages.
4728
4729 2004-01-11  Jakub Jelinek  <jakub@redhat.com>
4730
4731         PR middle-end/13392
4732         * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
4733         to drop through label.  Don't fall back to SCC even when conditional
4734         jump has not been found.
4735
4736 2004-01-11  Jan Hubicka  <jh@suse.cz>
4737
4738         * invoke.texi: Fix syntax error in previous patch.
4739
4740         Partial fix for PR opt/10776
4741         * Makefile.in (reload.o): Include param.h
4742         * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
4743         * reload.c: Include params.h.
4744         (find_equiv_reg): Work limiting check.
4745         * invoke.texi: Document.
4746
4747 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
4748
4749         * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
4750         out-of-bounds accesses to string constants.  Simplify mips16
4751         case accordingly.
4752
4753 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
4754
4755         PR optimization/13469
4756         * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
4757         reload_cse_regs (-fnon-call-exceptions only).
4758
4759 2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
4760
4761         * config/mcore/lib1.asm: Fix comment formatting.
4762         * config/mcore/mcore-elf.h: Likewise.
4763         * config/mcore/mcore.c: Likewise.
4764         * config/mcore/mcore.h: Likewise.
4765         * config/mcore/mcore.md: Likewise.
4766
4767 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
4768
4769         * c-decl.c (duplicate_decls): Break apart into...
4770         (diagnose_arglist_conflict, validate_proto_after_old_defn)
4771         (locate_old_defn, diagnose_mismatched_decls, merge_decls):
4772         ... these new functions.  Restructure for comprehensibility.
4773         Remove various archaic special cases.  Always report the
4774         location of the previous declaration when a diagnostic is issued.
4775         (redeclaration_error_message): Fold into diagnose_mismatched_decls.
4776         (match_builtin_function_types): Delete unnecessary forward declaration.
4777
4778 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
4779
4780         * genautomata.c (make_automaton, NDFA_to_DFA):
4781         Print progress bars with '.' characters instead of '*'.
4782         (build_automaton): Change notes to match.
4783
4784 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
4785
4786         * config/m32r/m32r.md: Use define_constants for unspec and
4787         unspec_volatile.
4788
4789 2004-01-10  Jan Hubicka  <jh@suse.cz>
4790
4791         PR opt/11635
4792         * expr.c (expand_expr_real):  More curefully expand union casts.
4793
4794 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
4795
4796         * config/m32r/m32r.md (flush_icache): Use 1 for
4797         unspec_volatile.
4798
4799 2004-01-10  David Edelsohn  <edelsohn@gnu.org>
4800             James E Wilson  <wilson@specifixinc.com>
4801
4802         PR debug/12860
4803         * dbxout.c (dbxout_symbol): Remove initialization of
4804         current_sym_code, current_sym_value, and current_sym_addr.
4805         (dbxout_symbol_location): Same.
4806         (dbxout_prepare_symbol): Zero current_sym_code,
4807         current_sym_value, and current_sym_addr.
4808
4809 2004-01-10  Richard Sandiford  <rsandifo@redhat.com>
4810
4811         * tree.c (get_unwidened): Reorder conditions so that the null pointer
4812         check is done first.
4813
4814 2004-01-09  Eric Christopher  <echristo@redhat.com>
4815
4816         * toplev.c (rest_of_handle_cfg): Add reg_scan pass
4817         if we're running mark_constant_function.
4818
4819 2004-01-09  Jeff Bailey  <jbailey@nisa.net>
4820
4821         PR target/12561
4822         * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
4823
4824 2004-01-09  Andrew Pinski <pinskia@physics.uc.edu>
4825
4826         PR debug/11231
4827         * dbxout.c (dbxout_type_fields): Return if any item is
4828         error_mark_node or the type is error_mark_node.
4829
4830 2004-01-09  Geoffrey Keating  <geoffk@apple.com>
4831
4832         * config/rs6000/darwin-ldouble.c: Add big comment explaining
4833         exactly what is expected as a 'long double'.
4834         (_xlqadd): When a value to be returned is representable as a
4835         'double', just return it directly, do not construct it using a union.
4836         Also, correct final fixup.
4837         (_xlqmul): Likewise.
4838         (_xlqdiv): Likewise.
4839         * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
4840
4841         * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
4842
4843 2004-01-09  Richard Henderson  <rth@redhat.com>
4844
4845         * recog.c (constrain_operands): Validate mem operands.
4846
4847 2004-01-09   James E Wilson  <wilson@specifixinc.com>
4848
4849         * gcc.c (init_spec): Remove -lunwind from shared case.
4850         * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
4851
4852 2004-01-09  Steve Ellcey  <sje@cup.hp.com>
4853
4854         * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
4855         * configure: Regenerate
4856
4857 2004-01-09  Joseph S. Myers  <jsm@polyomino.org.uk>
4858
4859         PR c/11234
4860         * c-typeck.c (build_c_cast): If pedantic, warn for conversions
4861         between function and object pointers.
4862         (digest_init): When comparing a pointer to function type to the
4863         target type, only apply TREE_TYPE once to the pointer to function
4864         type.
4865         * except.c (for_each_eh_label_1): Treat data as a pointer to a
4866         function pointer rather than casting it to a function pointer.
4867         (for_each_eh_label): Update caller.
4868         * recog.h (struct insn_data): Use a struct or union for output.
4869         * genoutput.c (output_insn_data): Update.
4870         * final.c (get_insn_template): Update.
4871
4872 2004-01-09  Mark Mitchell  <mark@codesourcery.com>
4873
4874         * expr.h (expand_expr): Make it a macro, not a function.
4875         (expand_expr_real): New function.
4876         * expr.c (store_expr): Adjust logic for deciding whether or not to
4877         copy the value returned by expand_expr.
4878         (expand_expr): Rename to ...
4879         (expand_expr_real): ... this.  Add alt_rtl parameter.  Adjust
4880         calls to language hooks.
4881         * c-common.h (c_expand_expr): Adjust prototype.
4882         * c-common.c (c_expand_expr): Add alt_rtl parameter.
4883         * langhooks-def.h (lhd_expand_expr): Change prototype.
4884         * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
4885         * langhooks.h (lang_hooks): Change type of expand_expr.
4886         * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
4887         (last_expr_alt_rtl): Likewise.
4888         (expand_expr_stmt_value): Set last_expr_alt_rtl.
4889         (clear_last_expr): Clear it.
4890         (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
4891         (expand_end_bindings): Save and restor last_expr_alt_rtl.
4892         * tree.def (RTL_EXPR): Give it an additional operand.
4893         * tree.h (RTL_EXPR_ALT_RTL): New macro.
4894
4895 2004-01-09  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
4896
4897         * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
4898         * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
4899
4900 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
4901
4902         PR target/13380.
4903         * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
4904         or (ne:SI (reg:CC 17) (const_int 0)).
4905         Be specific about modes wherever possible.
4906
4907 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
4908
4909         * config/m32r/m32r.c (m32r_expand_block_move): Call
4910         gen_movestrsi_internal with two more arguments.
4911         (m32r_output_block_move): Adjust operand numbers.
4912         Properly update the source and destination pointers.
4913         * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
4914         'r+'.  Change the set detinations to match_operand.
4915
4916 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
4917
4918         * final.c (FIRST_INSN_ADDRESS): Remove.
4919         (shorten_branches): Don't use FIRST_INSN_ADDRESS.
4920         * system.h (FIRST_INSN_ADDRESS): Poison.
4921         * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
4922         * config/m32r/m32r-protos.h: Remove the prototype for
4923         m32r_first_insn_address.
4924         * config/m32r/m32r.c (m32r_first_insn_address): Remove.
4925         * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
4926         * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
4927
4928 2004-01-09  J. Brobecker  <brobecker@gnat.com>
4929
4930         * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
4931         we just created.
4932         (is_ada_subrange_type): DIEs for enumeration subtypes should be
4933         emitted as subrange types too.
4934         (subrange_type_die): Add handling of enumeration subtypes.
4935
4936 2004-01-08  Richard Henderson  <rth@redhat.com>
4937
4938         PR opt/12441
4939         Revert: Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
4940         * i386.c (aligned_operand): Be prepared for SUBREGed registers.
4941         (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
4942         (ix86_address_cost): Be prepared for SUBREGed registers.
4943         (legitimate_address_p): Accept SUBREGed registers.
4944
4945 2004-01-08  Kelley Cook  <kcook@gcc.gnu.org>
4946
4947         * Makefile.in: Rename configure.in to configure.ac
4948         * doc/sourcebuild.texi: Likewise.
4949         * configure: Regenerate.
4950         * config.in: Regenerate.
4951
4952 2004-01-08  Stuart Hastings  <stuart@apple.com>
4953
4954         * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
4955
4956 2004-01-08  Jan Hubicka  <jh@suse.cz>
4957
4958         * cgraphunit.c (cgraph_decide_inlining):  Fix typo.
4959
4960 2004-01-08  Geoffrey Keating  <geoffk@apple.com>
4961
4962         * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
4963         (UNSPEC_FIX_TRUNC_TF): New constant.
4964         (movtf_internal): Make splitter active only when insn is active.
4965         (extenddftf2): Rewrite to properly load zero into low part.
4966         (extenddftf2_internal): New.
4967         (extendsftf2): Rewrite.
4968         (truncdftf2): Correct length.
4969         (floatditf2): Delete.
4970         (fix_trunc_helper): New.
4971         (fix_trunctfdi2): Use fix_trunc_helper.
4972         (fix_trunctfsi2): Likewise.fix_trunc
4973         (fix_trunctfsi2_internal): New.
4974
4975         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
4976         addresses are legitimate on Darwin even when flag_pic.
4977         (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
4978         non-offsettable addresses for loads of TFmode constants.
4979
4980 2004-01-08  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
4981
4982         * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
4983         variables in the appropriate bss section.
4984
4985 2004-01-09  Alan Modra  <amodra@bigpond.net.au>
4986
4987         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
4988         target_flags has MASK_POWERPC64 when -m64.
4989         * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
4990         to 620, 630, power3, power4 and rs64a entries.
4991         * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
4992
4993 2004-01-08  Richard Sandiford  <rsandifo@redhat.com>
4994
4995         * simplify-rtx.c (simplify_immed_subreg): Fix construction of
4996         floating-point constants.
4997
4998 2004-01-08  J. Brobecker  <brobecker@gnat.com>
4999
5000         * dwarf2out.c (subrange_type_die): Add context_die parameter.
5001         Create the subrange_type DIE using the given context DIE.
5002         (modified_type_die): Update call to subrange_type_die.
5003
5004 2004-01-08  Zack Weinberg  <zack@codesourcery.com>
5005
5006         * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
5007         Add multiple-include guard.
5008
5009 2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>
5010
5011         * gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
5012         all vector constant loadable by vsplt*.
5013         (output_vec_const_move): Likewise.
5014
5015 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
5016
5017         PR c/6024
5018         * c-typeck.c (comptypes): Only treat enumerated types in the same
5019         translation unit as compatible with each other when they are the
5020         same type.
5021         * doc/extend.texi: Update.
5022
5023 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
5024
5025         PR c/12165
5026         * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
5027         array type from the array element type.
5028
5029 2004-01-07  Alan Modra  <amodra@bigpond.net.au>
5030
5031         * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
5032         * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
5033         * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
5034         (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
5035         * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
5036
5037 2004-01-06  Eric Christopher  <echristo@redhat.com>
5038
5039         * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
5040         (DWARF2_DEBUGGING_INFO): Define.
5041         (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
5042         * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
5043         * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
5044         for irix as.
5045         (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
5046         * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
5047         * config/mips/iris5gas.h: Ditto.
5048         (DBX_DEBUGGING_INFO): Remove.
5049         (DWARF2_DEBUGGING_INFO): Ditto.
5050         (MIPS_DEBUGGING_INFO): Ditto.
5051         (PREFERRED_DEBUGGING_TYPE): Ditto.
5052         * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
5053         (PREFERRED_DEBUGGING_TYPE): Ditto.
5054         (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
5055         * config/mips/elf64.h: Ditto.
5056
5057 2004-01-06  Jan Hubicka  <jh@suse.cz>
5058
5059         * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
5060         (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
5061
5062 2004-01-06  Geoffrey Keating  <geoffk@apple.com>
5063
5064         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
5065         (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
5066         * config/rs6000/darwin-ldouble.c: New.
5067
5068         * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
5069         for constants.
5070         (constant_subword): Delete.
5071         * rtl.h (constant_subword): Delete prototype.
5072         (immed_double_const): Is not in varasm.c.
5073         * simplify-rtx.c (simplify_immed_subreg): New.
5074         (simplify_subreg): Use simplify_immed_subreg.
5075
5076         * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
5077         than trying to generate RTL directly.
5078         (fix_trunctfsi2): Use expand_fix rather than trying to generate
5079         RTL directly.
5080
5081         * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
5082
5083 2004-01-06  David Edelsohn  <edelsohn@gnu.org>
5084
5085         * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
5086         function into a separate macro.
5087         (read_only_data_section): Add void argument.
5088         (private_data_section): Same.
5089         (read_only_private_data_section): Same.
5090         (toc_section): Same.
5091
5092 2004-01-06  Jan Hubicka  <jh@suse.cz>
5093
5094         * invoke.texi:  Remove typo in last change.
5095
5096         PR target/10301
5097         * config.gcc: Accept opteron and athlon-64 as variants
5098         of k8.
5099         * i386.c (override_options): Likewise.
5100         * invoke.texi (i386 -mtune): Expand documentation.
5101
5102 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
5103
5104         * alias.c: Fix comment typos.
5105         * builtins.c: Likewise.
5106         * cfg.c: Likewise.
5107         * df.c: Likewise.
5108         * dominance.c: Likewise.
5109         * dwarf2out.c: Likewise.
5110         * emit-rtl.c: Likewise.
5111         * expr.c: Likewise.
5112         * final.c: Likewise.
5113         * fold-const.c: Likewise.
5114         * gcse.c: Likewise.
5115         * genattrtab.c: Likewise.
5116         * genrecog.c: Likewise.
5117         * gensupport.c: Likewise.
5118         * ggc-zone.c: Likewise.
5119         * integrate.c: Likewise.
5120         * local-alloc.c: Likewise.
5121         * loop.c: Likewise.
5122         * recog.c: Likewise.
5123         * regmove.c: Likewise.
5124         * reg-stack.c: Likewise.
5125         * reorg.c: Likewise.
5126         * rtlanal.c: Likewise.
5127         * rtl.h: Likewise.
5128         * sched-ebb.c: Likewise.
5129         * simplify-rtx.c: Likewise.
5130         * toplev.c: Likewise.
5131         * varasm.c: Likewise.
5132
5133 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
5134
5135         * doc/install.texi: Fix typos.
5136         * doc/invoke.texi: Likewise.
5137         * doc/md.texi: Likewise.
5138
5139 2004-01-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
5140
5141         * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
5142
5143 2004-01-06  Jan Hubicka  <jh@suse.cz>
5144
5145         * i386.c (init_cumulative_args):  Add handling of MMX_REGPARM.
5146         (function_arg_advance):  Do not pass aggregates in SSE; deal handling
5147         of MMX_REGPARM.
5148         (function_arg): Add new warnings about ABI changes;  fix SSE_REGPARM;
5149         add MMX_REGPARM.
5150         * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
5151         (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
5152         (MMX_REGPARM_MAX): Similarly for -mmmx.
5153
5154 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5155
5156         * config/sh/linux.h: Fix comment formatting.
5157         * config/sh/netbsd-elf.h: Likewise.
5158         * config/sh/sh.c: Likewise.
5159         * config/sh/sh.h: Likewise.
5160         * config/sh/vxworks.h: Likewise.
5161
5162 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5163
5164         * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
5165         * toplev.c (output_file_directive): Don't use
5166         ASM_OUTPUT_MAIN_SOURCE_FILENAME.
5167
5168 2004-01-05  Steven Bosscher <s.bosscher@student.tudelft.nl>
5169
5170         * toplev.c: Fix broken checkin of 2003-12-30.
5171
5172 2004-01-05  Daniel Berlin  <dberlin@dberlin.org>
5173
5174         * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
5175         (USING_MMAP): We don't support non-mmap.
5176         (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
5177         large objects.
5178         (struct page_entry): Remove bytes_free.
5179         (struct page_table_chain): Remove.
5180         (struct globals): Remove page_table member.
5181         (loookup_page_table_entry): Function deleted.
5182         (set_page_table_entry): Ditto.
5183         (ggc_allocated_p): No longer need page table lookups.
5184         (ggc_marked_p): Ditto.
5185         (alloc_small_page): Don't care about bytes_free anymore.
5186         (alloc_large_page): Round up size.
5187         (ggc_alloc_zone_1): Mark large objects as such, and calculate
5188         their size the new way.
5189         Remove page table lookups and setting.
5190         (ggc_get_size): Calculate large object size the new way.
5191         (sweep_pages): Redo to account for fact that we no longer have
5192         bytes_free.
5193         (ggc_collect): No longer need to reincrement bytes_free.
5194         (ggc_pch_alloc_object): Handle new large objects properly.
5195         (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
5196
5197 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5198
5199         * doc/invoke.texi: Remove a page break.
5200
5201 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5202
5203         * config/avr/avr.c (avr_output_function_prologue): Remove an
5204         extra pair of curly braces.
5205
5206 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5207
5208         * config/mn10300/mn10300.c: Fix comment formatting.
5209         * config/mn10300/mn10300.h: Likewise.
5210
5211 2004-01-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
5212
5213         * tree.h: Update documentation on nothrow_flag.
5214         * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
5215         types.
5216
5217 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
5218
5219         * doc/invoke.texi: Remove traces of dead ports.
5220
5221 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
5222
5223         * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
5224         option.
5225
5226 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
5227
5228         PR target/12945
5229         * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
5230         counter labels.
5231         * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
5232         (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
5233         string constants if TARGET_MIPS16.  Use SYMBOL_REF_DECL to check
5234         the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
5235         (mips_symbol_insns): Don't trust the local/global classification.
5236         (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
5237         (override_options): Make -mabicalls -fno-unit-at-a-time imply
5238         -mno-explicit-relocs.
5239         (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
5240         between local and global symbols.
5241
5242 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
5243
5244         * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
5245         (mips_preferred_reload_class): Declare.
5246         * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
5247         (EXTRA_CONSTRAINT): Update accordingly.
5248         (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
5249         * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
5250         (mips_preferred_reload_class): New function.  Prefer LEA_REGS if
5251         mips_dangerous_for_la25_p.
5252         (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
5253         if mips_dangerous_for_la25_p.
5254
5255 2004-01-05  Bernardo Innocenti  <bernie@develer.com>
5256
5257         * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
5258         warning.
5259
5260 2004-01-04  Nathanael Nerode  <neroden@gcc.gnu.org>
5261
5262         * configure.ac: Use AC_PROG_CPP_WERROR.
5263         * configure: Regenerate.
5264
5265 2004-01-04  Zack Weinberg  <zack@codesourcery.com>
5266
5267         * .cvsignore: Add autom4te.cache.
5268
5269 2004-01-04  Richard Sandiford  <rsandifo@redhat.com>
5270
5271         * doc/invoke.texi: Revamp documentation of MIPS options.  Remove
5272         -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
5273         -m4650, -mfix7000 and -(m)no-crt0.  Put endianness options first,
5274         then architecture options, then ABI options.  General rewording.
5275
5276 2004-01-04  Joseph S. Myers  <jsm@polyomino.org.uk>
5277
5278         PR c/3414
5279         * doc/extend.texi: Clarify definition of malloc attribute.
5280
5281 2004-01-04  Jan Hubicka  <jh@suse.cz>
5282
5283         * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
5284         * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
5285         * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
5286         (cgraph_inline_p): Add extra argument reason.
5287         * cgraphunit.c: Minor formating fixes.
5288         cgraph_first_inlined_callee): New functions.
5289         (record_call_1): Record builtins too.
5290         (cgraph_analyze_function): Update inline_failed messages.
5291         (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
5292         cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
5293         (cgraph_check_inline_limits): Likewise; Add argument reason.
5294         (cgraph_set_inline_failed): New static function.
5295         (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
5296         reasons.
5297         (cgraph_inline_p): Add new argument reason.
5298         * tree-inline.c (expand_call_inline):  Update warning.
5299
5300 2004-01-03  Nathanael Nerode  <neroden@gcc.gnu.org>
5301
5302         * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
5303         with modern equivalents.
5304         * configure: Regenerate.
5305
5306         * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
5307         * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
5308         * configure: Regenerate.
5309
5310         * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
5311
5312         * configure.in: Rename to configure.ac.
5313         * configure.ac: Renamed from configure.in; make minimum necessary
5314         changes for autoconf 2.5x.
5315         * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
5316         * configure: Regenerate with autoconf 2.57.
5317
5318 2004-01-03  Kazu Hirata  <kazu@cs.umass.edu>
5319
5320         * config/mips/linux.h: Fix comment formatting.
5321         * config/mips/mips.c: Likewise.
5322         * config/mips/mips.h: Likewise.
5323         * config/mips/mips.md: Likewise.
5324         * config/mips/netbsd.h: Likewise.
5325         * config/mips/windiss.h: Likewise.
5326
5327 2004-01-02  Richard Henderson  <rth@redhat.com>
5328
5329         * config/i386/i386.md (fp constant pool splitter): Reorg suppression
5330         for sse and 387; add suppression for mmx.
5331
5332 2004-01-02  Andrew Pinski  <pinskia@physics.uc.edu>
5333
5334         * loop.c (loop_optimize): Free all loops_info's mems.
5335
5336         * c-typeck.c (finish_init): Free spelling_base before
5337         setting it again.
5338
5339         * cfgloop.c (flow_loops_find): Always free the sbitmap
5340         headers.
5341
5342         * predict.c (estimate_probability): Free bbs after being
5343         done with it.
5344
5345 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
5346
5347         * config/mn10300/mn10300.h (PREDICATE_CODES): Add
5348         const_8bit_operand and call_address_operand.
5349
5350 2004-01-02  Jan Hubicka  <jh@suse.cz>
5351
5352         * cgraphunit.c (cgraph_optimize_function):  Call optimize_inline_calls
5353         when there is nothing to inline but warnings are requested.
5354         (cgraph_decide_inlining):  Fix memory leak.
5355
5356 2004-01-02  Jan Hubicka  <jh@suse.cz>
5357
5358         * expr.c (store_constructor):  Fix pasto in previous patch.
5359
5360 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
5361
5362         * config/i386/cygming.h: Fix comment formatting.
5363         * config/i386/djgpp.h: Likewise.
5364         * config/i386/gthr-win32.c: Likewise.
5365         * config/i386/i386-interix.h: Likewise.
5366         * config/i386/i386.c: Likewise.
5367         * config/i386/i386.h: Likewise.
5368         * config/i386/openbsd.h: Likewise.
5369         * config/i386/winnt.c: Likewise.
5370         * config/i386/xm-mingw32.h: Likewise.
5371
5372 2004-01-02  Joseph S. Myers  <jsm@polyomino.org.uk>
5373
5374         * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
5375         copyright and last modification dates.
5376
5377 2004-01-02  Andreas Jaeger  <aj@suse.de>, Gerald Pfeifer  <gp@suse.de>
5378
5379         * doc/install.texi (Specific): Mention x86_64.
5380
5381 2004-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
5382
5383         * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
5384         Call force_operand on plus_constant result.
5385
5386 2004-01-01  Jan Hubicka  <jh@suse.cz>
5387
5388         * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
5389         * expr.c (store_constructor): Use vec_init pattern.
5390         * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
5391         * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
5392         (vec_set_optab, vec_extract_optab, vec_init_optab): New.
5393         * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
5394         New patterns.
5395         (sse2_unpc?pd): Fix pattern.
5396         (sse2_movlpd): Kill.
5397         (sse2_movsd): Deal with movlpd too.
5398         * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
5399         (ix86_expand_vector_init): New.
5400         * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
5401         * md.texi (vec_set, vec_extract): Document
5402
5403 2003-12-31  Jan Hubicka  <jh@suse.cz>
5404
5405         PR opt/13473
5406         * recog.c (validate_replace_rtx_1):  Take care for RTL sharing inside
5407         ASM input operands
5408
5409         PR opt/12617
5410         * toplev.c (dump_file_index): Reorder ce3 and bbro.
5411         (dump_file): Likewise.
5412         (rest_of_compilation): Likewise.
5413
5414         PR debug/13367
5415         * cgraph.c (cgraph_function_possibly_inlined):  Even with
5416         flag_really_no_inline we inline always_inline functions.
5417         * cgraphunit.c (cgraph_analyze_function): Clear inlinable flag
5418         for non-always_inline functions when there is flag_really_no_inline.
5419         (cgraph_decide_inlining): Limit work done when not inlining.
5420         (cgraph_decide_inlining_incrementally): Likewise.
5421         (cgraph_optimize_function): Check whether something got inlined.
5422         * c-objc-common.c (c_disregard_inline_limits): Do not always inline
5423         extern inline functions when not inlining.
5424
5425         * opts.c (decode_options):  Disable crossjumping at -O1
5426         * invoke.texi (-O1): Document change.
5427
5428 See ChangeLog.10 for earlier changes.