gcc/ChangeLog

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