gcc/ChangeLog

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