Annotation of GNUtools/cc/config/we32k/we32k.h, revision 1.1

1.1     ! root        1: /* Definitions of target machine for GNU compiler.  AT&T we32000 version.
        !             2:    Contributed by John Wehle ([email protected])
        !             3:    Copyright (C) 1991-1992 Free Software Foundation, Inc.
        !             4: 
        !             5: This file is part of GNU CC.
        !             6: 
        !             7: GNU CC is free software; you can redistribute it and/or modify
        !             8: it under the terms of the GNU General Public License as published by
        !             9: the Free Software Foundation; either version 1, or (at your option)
        !            10: any later version.
        !            11: 
        !            12: GNU CC is distributed in the hope that it will be useful,
        !            13: but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            14: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            15: GNU General Public License for more details.
        !            16: 
        !            17: You should have received a copy of the GNU General Public License
        !            18: along with GNU CC; see the file COPYING.  If not, write to
        !            19: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
        !            20: 
        !            21: 
        !            22: /* Names to predefine in the preprocessor for this target machine.  */
        !            23: 
        !            24: #define CPP_PREDEFINES "-Dwe32000 -Du3b -Dunix -Asystem(unix) -Acpu(we32000) -Amachine(we32000)"
        !            25: 
        !            26: /* Print subsidiary information on the compiler version in use.  */
        !            27: 
        !            28: #define TARGET_VERSION fprintf (stderr, " (we32000)");
        !            29: 
        !            30: /* Run-time compilation parameters selecting different hardware subsets.  */
        !            31: 
        !            32: extern int target_flags;
        !            33: 
        !            34: /* Macros used in the machine description to test the flags.  */
        !            35: 
        !            36: /* Macro to define tables used to set the flags.
        !            37:    This is a list in braces of pairs in braces,
        !            38:    each pair being { "NAME", VALUE }
        !            39:    where VALUE is the bits to set or minus the bits to clear.
        !            40:    An empty string NAME is used to identify the default VALUE.  */
        !            41: 
        !            42: #define TARGET_SWITCHES  \
        !            43:   { { "", TARGET_DEFAULT}}
        !            44: 
        !            45: #define TARGET_DEFAULT 0
        !            46: 
        !            47: 
        !            48: /* target machine storage layout */
        !            49: 
        !            50: /* Define this if most significant bit is lowest numbered
        !            51:    in instructions that operate on numbered bit-fields. */
        !            52: #define BITS_BIG_ENDIAN 0
        !            53: 
        !            54: /* Define this if most significant byte of a word is the lowest numbered.  */
        !            55: /* That is true on the we32000.  */
        !            56: #define BYTES_BIG_ENDIAN 1
        !            57: 
        !            58: /* Define this if most significant word of a multiword is lowest numbered.  */
        !            59: /* For we32000 we can decide arbitrarily
        !            60:    since there are no machine instructions for them.  */
        !            61: #define WORDS_BIG_ENDIAN 1
        !            62: 
        !            63: /* number of bits in an addressable storage unit */
        !            64: #define BITS_PER_UNIT 8
        !            65: 
        !            66: /* Width in bits of a "word", which is the contents of a machine register.
        !            67:    Note that this is not necessarily the width of data type `int';
        !            68:    if using 16-bit ints on a we32000, this would still be 32.
        !            69:    But on a machine with 16-bit registers, this would be 16.  */
        !            70: #define BITS_PER_WORD 32
        !            71: 
        !            72: /* Width of a word, in units (bytes).  */
        !            73: #define UNITS_PER_WORD 4
        !            74: 
        !            75: /* Width in bits of a pointer.
        !            76:    See also the macro `Pmode' defined below.  */
        !            77: #define POINTER_SIZE 32
        !            78: 
        !            79: /* Allocation boundary (in *bits*) for storing arguments in argument list.  */
        !            80: #define PARM_BOUNDARY 32
        !            81: 
        !            82: /* Boundary (in *bits*) on which stack pointer should be aligned.  */
        !            83: #define STACK_BOUNDARY 32
        !            84: 
        !            85: /* Allocation boundary (in *bits*) for the code of a function.  */
        !            86: #define FUNCTION_BOUNDARY 32
        !            87: 
        !            88: /* Alignment of field after `int : 0' in a structure.  */
        !            89: #define EMPTY_FIELD_BOUNDARY 32
        !            90: 
        !            91: /* No data type wants to be aligned rounder than this.  */
        !            92: #define BIGGEST_ALIGNMENT 32
        !            93: 
        !            94: /* Every structure's size must be a multiple of this.  */
        !            95: #define STRUCTURE_SIZE_BOUNDARY 32
        !            96: 
        !            97: /* Define this if move instructions will actually fail to work
        !            98:    when given unaligned data.  */
        !            99: #define STRICT_ALIGNMENT 1
        !           100: 
        !           101: /* Define number of bits in most basic integer type.
        !           102:    (If undefined, default is BITS_PER_WORD).  */
        !           103: #define INT_TYPE_SIZE 32
        !           104: 
        !           105: /* Integer bit fields should have the same size and alignment
        !           106:    as actual integers */
        !           107: #define PCC_BITFIELD_TYPE_MATTERS 1
        !           108: 
        !           109: /* Specify the size_t type.  */
        !           110: #define SIZE_TYPE "unsigned int"
        !           111: 
        !           112: /* Standard register usage.  */
        !           113: 
        !           114: /* Number of actual hardware registers.
        !           115:    The hardware registers are assigned numbers for the compiler
        !           116:    from 0 to just below FIRST_PSEUDO_REGISTER.
        !           117:    All registers that the compiler knows about must be given numbers,
        !           118:    even those that are not normally considered general registers. */
        !           119: #define FIRST_PSEUDO_REGISTER 16
        !           120: 
        !           121: /* 1 for registers that have pervasive standard uses
        !           122:    and are not available for the register allocator. */
        !           123: #define FIXED_REGISTERS  \
        !           124:  {0, 0, 0, 0, 0, 0, 0, 0, \
        !           125:   0, 1, 1, 1, 1, 1, 1, 1, }
        !           126: 
        !           127: /* 1 for registers not available across function calls.
        !           128:    These must include the FIXED_REGISTERS and also any
        !           129:    registers that can be used without being saved.
        !           130:    The latter must include the registers where values are returned
        !           131:    and the register where structure-value addresses are passed.
        !           132:    Aside from that, you can include as many other registers as you like.  */
        !           133: #define CALL_USED_REGISTERS \
        !           134:  {1, 1, 1, 0, 0, 0, 0, 0, \
        !           135:   0, 1, 1, 1, 1, 1, 1, 1, }
        !           136: 
        !           137: /* Make sure everything's fine if we *don't* have a given processor.
        !           138:    This assumes that putting a register in fixed_regs will keep the
        !           139:    compilers mitt's completely off it.  We don't bother to zero it out
        !           140:    of register classes.  */
        !           141: /* #define CONDITIONAL_REGISTER_USAGE */
        !           142: 
        !           143: /* Return number of consecutive hard regs needed starting at reg REGNO
        !           144:    to hold something of mode MODE.
        !           145:    This is ordinarily the length in words of a value of mode MODE
        !           146:    but can be less for certain modes in special long registers. */
        !           147: #define HARD_REGNO_NREGS(REGNO, MODE)   \
        !           148:   ((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)
        !           149: 
        !           150: /* Value is 1 if hard register REGNO can hold a value of machine-mode MODE. */
        !           151: #define HARD_REGNO_MODE_OK(REGNO, MODE) 1
        !           152: 
        !           153: /* Value is 1 if it is a good idea to tie two pseudo registers
        !           154:    when one has mode MODE1 and one has mode MODE2.
        !           155:    If HARD_REGNO_MODE_OK could produce different values for MODE1 and MODE2,
        !           156:    for any hard reg, then this must be 0 for correct output.  */
        !           157: #define MODES_TIEABLE_P(MODE1, MODE2) 0
        !           158: 
        !           159: /* Specify the registers used for certain standard purposes.
        !           160:    The values of these macros are register numbers.  */
        !           161: 
        !           162: /* Register used for the program counter */
        !           163: #define PC_REGNUM  15
        !           164: 
        !           165: /* Register to use for pushing function arguments.  */
        !           166: #define STACK_POINTER_REGNUM 12
        !           167: 
        !           168: /* Base register for access to local variables of the function.  */
        !           169: #define FRAME_POINTER_REGNUM 9
        !           170: 
        !           171: /* Value should be nonzero if functions must have frame pointers.
        !           172:    Zero means the frame pointer need not be set up (and parms
        !           173:    may be accessed via the stack pointer) in functions that seem suitable.
        !           174:    This is computed in `reload', in reload1.c.  */
        !           175: #define FRAME_POINTER_REQUIRED 1
        !           176: 
        !           177: /* Base register for access to arguments of the function.  */
        !           178: #define ARG_POINTER_REGNUM 10
        !           179: 
        !           180: /* Register in which static-chain is passed to a function.  */
        !           181: #define STATIC_CHAIN_REGNUM 8
        !           182: 
        !           183: /* Register in which address to store a structure value
        !           184:    is passed to a function.  */
        !           185: #define STRUCT_VALUE_REGNUM 2
        !           186: 
        !           187: /* Order in which to allocate registers. */
        !           188: #define REG_ALLOC_ORDER  \
        !           189:  {0, 1, 8, 7, 6, 5, 4, 3}
        !           190: 
        !           191: /* Define the classes of registers for register constraints in the
        !           192:    machine description.  Also define ranges of constants.
        !           193: 
        !           194:    One of the classes must always be named ALL_REGS and include all hard regs.
        !           195:    If there is more than one class, another class must be named NO_REGS
        !           196:    and contain no registers.
        !           197: 
        !           198:    The name GENERAL_REGS must be the name of a class (or an alias for
        !           199:    another name such as ALL_REGS).  This is the class of registers
        !           200:    that is allowed by "g" or "r" in a register constraint.
        !           201:    Also, registers outside this class are allocated only when
        !           202:    instructions express preferences for them.
        !           203: 
        !           204:    The classes must be numbered in nondecreasing order; that is,
        !           205:    a larger-numbered class must never be contained completely
        !           206:    in a smaller-numbered class.
        !           207: 
        !           208:    For any two classes, it is very desirable that there be another
        !           209:    class that represents their union.  */
        !           210: 
        !           211: enum reg_class { NO_REGS, GENERAL_REGS,
        !           212:   ALL_REGS, LIM_REG_CLASSES };
        !           213: 
        !           214: #define N_REG_CLASSES (int) LIM_REG_CLASSES
        !           215: 
        !           216: /* Give names of register classes as strings for dump file.   */
        !           217: 
        !           218: #define REG_CLASS_NAMES \
        !           219:  { "NO_REGS", "GENERAL_REGS", "ALL_REGS" }
        !           220: 
        !           221: /* Define which registers fit in which classes.
        !           222:    This is an initializer for a vector of HARD_REG_SET
        !           223:    of length N_REG_CLASSES.  */
        !           224: 
        !           225: #define REG_CLASS_CONTENTS \
        !           226: {                                                      \
        !           227:  0,                    /* NO_REGS */           \
        !           228:  0x000017ff,           /* GENERAL_REGS */      \
        !           229:  0x0000ffff,           /* ALL_REGS */          \
        !           230: }
        !           231: 
        !           232: /* The same information, inverted:
        !           233:    Return the class number of the smallest class containing
        !           234:    reg number REGNO.  This could be a conditional expression
        !           235:    or could index an array.  */
        !           236: 
        !           237: #define REGNO_REG_CLASS(REGNO) \
        !           238:   (((REGNO) < 11 || (REGNO) == 12) ? GENERAL_REGS : ALL_REGS)
        !           239: 
        !           240: /* The class value for index registers, and the one for base regs.  */
        !           241: 
        !           242: #define INDEX_REG_CLASS NO_REGS
        !           243: #define BASE_REG_CLASS GENERAL_REGS
        !           244: 
        !           245: /* Get reg_class from a letter such as appears in the machine description.
        !           246:    We do a trick here to modify the effective constraints on the
        !           247:    machine description; we zorch the constraint letters that aren't
        !           248:    appropriate for a specific target.  This allows us to guarantee
        !           249:    that a specific kind of register will not be used for a given target
        !           250:    without fiddling with the register classes above. */
        !           251: 
        !           252: #define REG_CLASS_FROM_LETTER(C) \
        !           253:   ((C) == 'r' ? GENERAL_REGS : NO_REGS)
        !           254: 
        !           255: /* The letters I, J, K, L and M in a register constraint string
        !           256:    can be used to stand for particular ranges of immediate operands.
        !           257:    This macro defines what the ranges are.
        !           258:    C is the letter, and VALUE is a constant value.
        !           259:    Return 1 if VALUE is in the range specified by C. */
        !           260: 
        !           261: #define CONST_OK_FOR_LETTER_P(VALUE, C)  0
        !           262: 
        !           263: /*
        !           264:  */
        !           265: 
        !           266: #define CONST_DOUBLE_OK_FOR_LETTER_P(VALUE, C)  0
        !           267: 
        !           268: /* Given an rtx X being reloaded into a reg required to be
        !           269:    in class CLASS, return the class of reg to actually use.
        !           270:    In general this is just CLASS; but on some machines
        !           271:    in some cases it is preferable to use a more restrictive class. */
        !           272: 
        !           273: #define PREFERRED_RELOAD_CLASS(X,CLASS)  (CLASS)
        !           274: 
        !           275: /* Return the maximum number of consecutive registers
        !           276:    needed to represent mode MODE in a register of class CLASS.  */
        !           277: #define CLASS_MAX_NREGS(CLASS, MODE)   \
        !           278:  ((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)
        !           279: 
        !           280: /* Stack layout; function entry, exit and calling.  */
        !           281: 
        !           282: /* Define this if pushing a word on the stack
        !           283:    makes the stack pointer a smaller address.  */
        !           284: /* #define STACK_GROWS_DOWNWARD */
        !           285: 
        !           286: /* Define this if the nominal address of the stack frame
        !           287:    is at the high-address end of the local variables;
        !           288:    that is, each additional local variable allocated
        !           289:    goes at a more negative offset in the frame.  */
        !           290: /* #define FRAME_GROWS_DOWNWARD */
        !           291: 
        !           292: /* Offset within stack frame to start allocating local variables at.
        !           293:    If FRAME_GROWS_DOWNWARD, this is the offset to the END of the
        !           294:    first local allocated.  Otherwise, it is the offset to the BEGINNING
        !           295:    of the first local allocated.  */
        !           296: #define STARTING_FRAME_OFFSET 0
        !           297: 
        !           298: /* If we generate an insn to push BYTES bytes,
        !           299:    this says how many the stack pointer really advances by. */
        !           300: #define PUSH_ROUNDING(BYTES) (((BYTES) + 3) & ~3)
        !           301: 
        !           302: /* Offset of first parameter from the argument pointer register value.  */
        !           303: #define FIRST_PARM_OFFSET(FNDECL) 0
        !           304: 
        !           305: /* Value is 1 if returning from a function call automatically
        !           306:    pops the arguments described by the number-of-args field in the call.
        !           307:    FUNTYPE is the data type of the function (as a tree),
        !           308:    or for a library call it is an identifier node for the subroutine name. */
        !           309: 
        !           310: #define RETURN_POPS_ARGS(FUNTYPE,SIZE) (SIZE)
        !           311: 
        !           312: /* Define how to find the value returned by a function.
        !           313:    VALTYPE is the data type of the value (as a tree).
        !           314:    If the precise function being called is known, FUNC is its FUNCTION_DECL;
        !           315:    otherwise, FUNC is 0.  */
        !           316: 
        !           317: /* On the we32000 the return value is in r0 regardless.  */
        !           318: 
        !           319: #define FUNCTION_VALUE(VALTYPE, FUNC)  \
        !           320:   gen_rtx (REG, TYPE_MODE (VALTYPE), 0)
        !           321: 
        !           322: /* Define how to find the value returned by a library function
        !           323:    assuming the value has mode MODE.  */
        !           324: 
        !           325: /* On the we32000 the return value is in r0 regardless.  */
        !           326: 
        !           327: #define LIBCALL_VALUE(MODE)  gen_rtx (REG, MODE, 0)
        !           328: 
        !           329: /* 1 if N is a possible register number for a function value.
        !           330:    On the we32000, r0 is the only register thus used.  */
        !           331: 
        !           332: #define FUNCTION_VALUE_REGNO_P(N) ((N) == 0)
        !           333: 
        !           334: /* Define this if PCC uses the nonreentrant convention for returning
        !           335:    structure and union values.  */
        !           336: 
        !           337: /* #define PCC_STATIC_STRUCT_RETURN */
        !           338: 
        !           339: /* 1 if N is a possible register number for function argument passing.
        !           340:    On the we32000, no registers are used in this way.  */
        !           341: 
        !           342: #define FUNCTION_ARG_REGNO_P(N) 0
        !           343: 
        !           344: /* Define a data type for recording info about an argument list
        !           345:    during the scan of that argument list.  This data type should
        !           346:    hold all necessary information about the function itself
        !           347:    and about the args processed so far, enough to enable macros
        !           348:    such as FUNCTION_ARG to determine where the next arg should go.
        !           349: 
        !           350:    On the we32k, this is a single integer, which is a number of bytes
        !           351:    of arguments scanned so far.  */
        !           352: 
        !           353: #define CUMULATIVE_ARGS int
        !           354: 
        !           355: /* Initialize a variable CUM of type CUMULATIVE_ARGS
        !           356:    for a call to a function whose data type is FNTYPE.
        !           357:    For a library call, FNTYPE is 0.
        !           358: 
        !           359:    On the we32k, the offset starts at 0.  */
        !           360: 
        !           361: #define INIT_CUMULATIVE_ARGS(CUM,FNTYPE,LIBNAME)       \
        !           362:  ((CUM) = 0)
        !           363: 
        !           364: /* Update the data in CUM to advance over an argument
        !           365:    of mode MODE and data type TYPE.
        !           366:    (TYPE is null for libcalls where that information may not be available.)  */
        !           367: 
        !           368: #define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED)   \
        !           369:  ((CUM) += ((MODE) != BLKmode                  \
        !           370:            ? (GET_MODE_SIZE (MODE) + 3) & ~3   \
        !           371:            : (int_size_in_bytes (TYPE) + 3) & ~3))
        !           372: 
        !           373: /* Define where to put the arguments to a function.
        !           374:    Value is zero to push the argument on the stack,
        !           375:    or a hard register in which to store the argument.
        !           376: 
        !           377:    MODE is the argument's machine mode.
        !           378:    TYPE is the data type of the argument (as a tree).
        !           379:     This is null for libcalls where that information may
        !           380:     not be available.
        !           381:    CUM is a variable of type CUMULATIVE_ARGS which gives info about
        !           382:     the preceding args and about the function being called.
        !           383:    NAMED is nonzero if this argument is a named parameter
        !           384:     (otherwise it is an extra parameter matching an ellipsis).  */
        !           385: 
        !           386: /* On the we32000 all args are pushed */
        !           387: 
        !           388: #define FUNCTION_ARG(CUM, MODE, TYPE, NAMED) 0
        !           389: 
        !           390: /* For an arg passed partly in registers and partly in memory,
        !           391:    this is the number of registers used.
        !           392:    For args passed entirely in registers or entirely in memory, zero.  */
        !           393: 
        !           394: #define FUNCTION_ARG_PARTIAL_NREGS(CUM, MODE, TYPE, NAMED) 0
        !           395: 
        !           396: /* This macro generates the assembly code for function entry.
        !           397:    FILE is a stdio stream to output the code to.
        !           398:    SIZE is an int: how many units of temporary storage to allocate.
        !           399:    Refer to the array `regs_ever_live' to determine which registers
        !           400:    to save; `regs_ever_live[I]' is nonzero if register number I
        !           401:    is ever used in the function.  This macro is responsible for
        !           402:    knowing which registers should not be saved even if used.  */
        !           403: 
        !           404: #define FUNCTION_PROLOGUE(FILE, SIZE)     \
        !           405: { register int nregs_to_save;                                  \
        !           406:   register int regno;                                          \
        !           407:   extern char call_used_regs[];                                        \
        !           408:   nregs_to_save = 0;                                           \
        !           409:   for (regno = 8; regno > 2; regno--)                          \
        !           410:     if (regs_ever_live[regno] && ! call_used_regs[regno])      \
        !           411:       nregs_to_save = (9 - regno);                             \
        !           412:   fprintf (FILE, "\tsave &%d\n", nregs_to_save);               \
        !           413:   if (SIZE)                                                    \
        !           414:     fprintf (FILE, "\taddw2 &%d,%%sp\n", ((SIZE) + 3) & ~3);   }
        !           415: 
        !           416: /* Output assembler code to FILE to increment profiler label # LABELNO
        !           417:    for profiling a function entry.  */
        !           418: 
        !           419: #define FUNCTION_PROFILER(FILE, LABELNO)  \
        !           420:   fprintf (FILE, "\tmovw &.LP%d,%%r0\n\tjsb _mcount\n", (LABELNO))
        !           421: 
        !           422: /* Output assembler code to FILE to initialize this source file's
        !           423:    basic block profiling info, if that has not already been done.  */
        !           424: 
        !           425: #define FUNCTION_BLOCK_PROFILER(FILE, LABELNO)  \
        !           426:   fprintf (FILE, "\tcmpw .LPBX0,&0\n\tjne .LPI%d\n\tpushw &.LPBX0\n\tcall &1,__bb_init_func\n.LPI%d:\n",  \
        !           427:           LABELNO, LABELNO);
        !           428: 
        !           429: /* Output assembler code to FILE to increment the entry-count for
        !           430:    the BLOCKNO'th basic block in this source file.  */
        !           431: 
        !           432: #define BLOCK_PROFILER(FILE, BLOCKNO)  \
        !           433:   fprintf (FILE, "\taddw2 &1,.LPBX2+%d\n", 4 * BLOCKNO)
        !           434: 
        !           435: /* EXIT_IGNORE_STACK should be nonzero if, when returning from a function,
        !           436:    the stack pointer does not matter.  The value is tested only in
        !           437:    functions that have frame pointers.
        !           438:    No definition is equivalent to always zero.  */
        !           439: 
        !           440: #define EXIT_IGNORE_STACK 0
        !           441: 
        !           442: /* This macro generates the assembly code for function exit,
        !           443:    on machines that need it.  If FUNCTION_EPILOGUE is not defined
        !           444:    then individual return instructions are generated for each
        !           445:    return statement.  Args are same as for FUNCTION_PROLOGUE.
        !           446: 
        !           447:    The function epilogue should not depend on the current stack pointer!
        !           448:    It should use the frame pointer only.  This is mandatory because
        !           449:    of alloca; we also take advantage of it to omit stack adjustments
        !           450:    before returning.  */
        !           451: 
        !           452: #define FUNCTION_EPILOGUE(FILE, SIZE) \
        !           453: { register int nregs_to_restore;                               \
        !           454:   register int regno;                                          \
        !           455:   extern char call_used_regs[];                                        \
        !           456:   nregs_to_restore = 0;                                                \
        !           457:   for (regno = 8; regno > 2; regno--)                          \
        !           458:     if (regs_ever_live[regno] && ! call_used_regs[regno])      \
        !           459:        nregs_to_restore = (9 - regno);                         \
        !           460:   fprintf (FILE, "\tret &%d\n", nregs_to_restore);             }
        !           461: 
        !           462: /* Store in the variable DEPTH the initial difference between the
        !           463:    frame pointer reg contents and the stack pointer reg contents,
        !           464:    as of the start of the function body.  This depends on the layout
        !           465:    of the fixed parts of the stack frame and on how registers are saved.
        !           466: 
        !           467:    On the we32k, FRAME_POINTER_REQUIRED is always 1, so the definition of this
        !           468:    macro doesn't matter.  But it must be defined.  */
        !           469: 
        !           470: #define INITIAL_FRAME_POINTER_OFFSET(DEPTH) (DEPTH) = 0;
        !           471: 
        !           472: /* Output assembler code for a block containing the constant parts
        !           473:    of a trampoline, leaving space for the variable parts.  */
        !           474: 
        !           475: /* On the we32k, the trampoline contains two instructions:
        !           476:      mov #STATIC,%r8
        !           477:      jmp #FUNCTION */
        !           478: 
        !           479: #define TRAMPOLINE_TEMPLATE(FILE)                                      \
        !           480: {                                                                      \
        !           481:   ASM_OUTPUT_SHORT (FILE, gen_rtx (CONST_INT, VOIDmode, 0x844f));      \
        !           482:   ASM_OUTPUT_SHORT (FILE, const0_rtx);                                 \
        !           483:   ASM_OUTPUT_SHORT (FILE, const0_rtx);                                 \
        !           484:   ASM_OUTPUT_CHAR (FILE, gen_rtx (CONST_INT, VOIDmode, 0x48));         \
        !           485:   ASM_OUTPUT_SHORT (FILE, gen_rtx (CONST_INT, VOIDmode, 0x247f));      \
        !           486:   ASM_OUTPUT_SHORT (FILE, const0_rtx);                                 \
        !           487:   ASM_OUTPUT_SHORT (FILE, const0_rtx);                                 \
        !           488: }
        !           489: 
        !           490: /* Length in units of the trampoline for entering a nested function.  */
        !           491: 
        !           492: #define TRAMPOLINE_SIZE 13
        !           493: 
        !           494: /* Emit RTL insns to initialize the variable parts of a trampoline.
        !           495:    FNADDR is an RTX for the address of the function's pure code.
        !           496:    CXT is an RTX for the static chain value for the function.  */
        !           497: 
        !           498: #define INITIALIZE_TRAMPOLINE(TRAMP, FNADDR, CXT)                      \
        !           499: {                                                                      \
        !           500:   emit_move_insn (gen_rtx (MEM, SImode, plus_constant (TRAMP, 2)), CXT); \
        !           501:   emit_move_insn (gen_rtx (MEM, SImode, plus_constant (TRAMP, 9)), FNADDR); \
        !           502: }
        !           503: 
        !           504: /* Generate calls to memcpy() and memset() rather
        !           505:    than bcopy() and bzero() */
        !           506: #define TARGET_MEM_FUNCTIONS
        !           507: 
        !           508: /* Addressing modes, and classification of registers for them.  */
        !           509: 
        !           510: /* #define HAVE_POST_INCREMENT */
        !           511: /* #define HAVE_POST_DECREMENT */
        !           512: 
        !           513: /* #define HAVE_PRE_DECREMENT */
        !           514: /* #define HAVE_PRE_INCREMENT */
        !           515: 
        !           516: /* Macros to check register numbers against specific register classes.  */
        !           517: 
        !           518: /* These assume that REGNO is a hard or pseudo reg number.
        !           519:    They give nonzero only if REGNO is a hard reg of the suitable class
        !           520:    or a pseudo reg currently allocated to a suitable hard reg.
        !           521:    Since they use reg_renumber, they are safe only once reg_renumber
        !           522:    has been allocated, which happens in local-alloc.c.  */
        !           523: 
        !           524: #define REGNO_OK_FOR_INDEX_P(REGNO)    0
        !           525: 
        !           526: #define REGNO_OK_FOR_BASE_P(REGNO)     \
        !           527:   ((REGNO) < 11 || (REGNO) == 12 ||    \
        !           528:   (unsigned)reg_renumber[REGNO] < 11 || (unsigned)reg_renumber[REGNO] == 12)
        !           529: 
        !           530: /* Maximum number of registers that can appear in a valid memory address.  */
        !           531: 
        !           532: #define MAX_REGS_PER_ADDRESS 1
        !           533: 
        !           534: /* Recognize any constant value that is a valid address.  */
        !           535: 
        !           536: #define CONSTANT_ADDRESS_P(X)   \
        !           537:   (GET_CODE (X) == LABEL_REF || GET_CODE (X) == SYMBOL_REF             \
        !           538:    || GET_CODE (X) == CONST_INT || GET_CODE (X) == CONST               \
        !           539:    || GET_CODE (X) == HIGH)
        !           540: 
        !           541: /* Nonzero if the constant value X is a legitimate general operand.
        !           542:    It is given that X satisfies CONSTANT_P or is a CONST_DOUBLE.  */
        !           543: 
        !           544: #define LEGITIMATE_CONSTANT_P(X) 1
        !           545: 
        !           546: /* The macros REG_OK_FOR..._P assume that the arg is a REG rtx
        !           547:    and check its validity for a certain class.
        !           548:    We have two alternate definitions for each of them.
        !           549:    The usual definition accepts all pseudo regs; the other rejects
        !           550:    them unless they have been allocated suitable hard regs.
        !           551:    The symbol REG_OK_STRICT causes the latter definition to be used.
        !           552: 
        !           553:    Most source files want to accept pseudo regs in the hope that
        !           554:    they will get allocated to the class that the insn wants them to be in.
        !           555:    Source files for reload pass need to be strict.
        !           556:    After reload, it makes no difference, since pseudo regs have
        !           557:    been eliminated by then.  */
        !           558: 
        !           559: #ifndef REG_OK_STRICT
        !           560: 
        !           561: /* Nonzero if X is a hard reg that can be used as an index
        !           562:    or if it is a pseudo reg.  */
        !           563: #define REG_OK_FOR_INDEX_P(X) 0
        !           564: 
        !           565: /* Nonzero if X is a hard reg that can be used as a base reg
        !           566:    or if it is a pseudo reg.  */
        !           567: #define REG_OK_FOR_BASE_P(X) \
        !           568:   (REGNO(X) < 11 || REGNO(X) == 12 || REGNO(X) >= FIRST_PSEUDO_REGISTER)
        !           569: 
        !           570: #else
        !           571: 
        !           572: /* Nonzero if X is a hard reg that can be used as an index.  */
        !           573: #define REG_OK_FOR_INDEX_P(X) REGNO_OK_FOR_INDEX_P (REGNO (X))
        !           574: /* Nonzero if X is a hard reg that can be used as a base reg.  */
        !           575: #define REG_OK_FOR_BASE_P(X) REGNO_OK_FOR_BASE_P (REGNO (X))
        !           576: 
        !           577: #endif
        !           578: 
        !           579: /* GO_IF_LEGITIMATE_ADDRESS recognizes an RTL expression
        !           580:    that is a valid memory address for an instruction.
        !           581:    The MODE argument is the machine mode for the MEM expression
        !           582:    that wants to use this address. */
        !           583: 
        !           584: #define GO_IF_LEGITIMATE_ADDRESS(MODE, X, LABEL)                       \
        !           585: { register rtx Addr = X;                                               \
        !           586:   if ((MODE) == QImode || (MODE) == HImode ||                          \
        !           587:     (MODE) == PSImode || (MODE) == SImode || (MODE) == SFmode)         \
        !           588:     if (GET_CODE(Addr) == MEM)                                         \
        !           589:       Addr = XEXP(Addr, 0);                                            \
        !           590:   if (CONSTANT_ADDRESS_P(Addr))                                                \
        !           591:     goto LABEL;                                                                \
        !           592:   if (REG_P(Addr) && REG_OK_FOR_BASE_P(Addr))                          \
        !           593:     goto LABEL;                                                                \
        !           594:   if (GET_CODE(Addr) == PLUS &&                                                \
        !           595:     ((REG_P(XEXP(Addr, 0)) && REG_OK_FOR_BASE_P(XEXP(Addr, 0)) &&      \
        !           596:      CONSTANT_ADDRESS_P(XEXP(Addr, 1))) ||                             \
        !           597:      (REG_P(XEXP(Addr, 1)) && REG_OK_FOR_BASE_P(XEXP(Addr, 1)) &&      \
        !           598:      CONSTANT_ADDRESS_P(XEXP(Addr, 0)))))                              \
        !           599:     goto LABEL;                                                                \
        !           600: }
        !           601: 
        !           602: /* Try machine-dependent ways of modifying an illegitimate address
        !           603:    to be legitimate.  If we find one, return the new, valid address.
        !           604:    This macro is used in only one place: `memory_address' in explow.c.
        !           605: 
        !           606:    OLDX is the address as it was before break_out_memory_refs was called.
        !           607:    In some cases it is useful to look at this to decide what needs to be done.
        !           608: 
        !           609:    MODE and WIN are passed so that this macro can use
        !           610:    GO_IF_LEGITIMATE_ADDRESS.
        !           611: 
        !           612:    It is always safe for this macro to do nothing.  It exists to recognize
        !           613:    opportunities to optimize the output. */
        !           614: 
        !           615: #define LEGITIMIZE_ADDRESS(X,OLDX,MODE,WIN)   { }
        !           616: 
        !           617: /* Go to LABEL if ADDR (a legitimate address expression)
        !           618:    has an effect that depends on the machine mode it is used for. */
        !           619: 
        !           620: #define GO_IF_MODE_DEPENDENT_ADDRESS(ADDR,LABEL)       { }
        !           621: 
        !           622: /* Specify the machine mode that this machine uses
        !           623:    for the index in the tablejump instruction.  */
        !           624: #define CASE_VECTOR_MODE SImode
        !           625: 
        !           626: /* Define this if the tablejump instruction expects the table
        !           627:    to contain offsets from the address of the table.
        !           628:    Do not define this if the table should contain absolute addresses.  */
        !           629: /* #define CASE_VECTOR_PC_RELATIVE */
        !           630: 
        !           631: /* Specify the tree operation to be used to convert reals to integers.  */
        !           632: #define IMPLICIT_FIX_EXPR FIX_ROUND_EXPR
        !           633: 
        !           634: /* This is the kind of divide that is easiest to do in the general case.  */
        !           635: #define EASY_DIV_EXPR TRUNC_DIV_EXPR
        !           636: 
        !           637: /* Define this as 1 if `char' should by default be signed; else as 0.  */
        !           638: #define DEFAULT_SIGNED_CHAR 0
        !           639: 
        !           640: /* Max number of bytes we can move from memory to memory
        !           641:    in one reasonably fast instruction.  */
        !           642: #define MOVE_MAX 4
        !           643: 
        !           644: /* Define this if zero-extension is slow (more than one real instruction).  */
        !           645: /* #define SLOW_ZERO_EXTEND */
        !           646: 
        !           647: /* Nonzero if access to memory by bytes is slow and undesirable.  */
        !           648: #define SLOW_BYTE_ACCESS 0
        !           649: 
        !           650: /* Define this to be nonzero if shift instructions ignore all but the low-order
        !           651:    few bits. */
        !           652: #define SHIFT_COUNT_TRUNCATED 1
        !           653: 
        !           654: /* Value is 1 if truncating an integer of INPREC bits to OUTPREC bits
        !           655:    is done just by pretending it is already truncated.  */
        !           656: #define TRULY_NOOP_TRUNCATION(OUTPREC, INPREC) 1
        !           657: 
        !           658: /* We assume that the store-condition-codes instructions store 0 for false
        !           659:    and some other value for true.  This is the value stored for true.  */
        !           660: 
        !           661: #define STORE_FLAG_VALUE -1
        !           662: 
        !           663: /* When a prototype says `char' or `short', really pass an `int'.  */
        !           664: #define PROMOTE_PROTOTYPES
        !           665: 
        !           666: /* Specify the machine mode that pointers have.
        !           667:    After generation of rtl, the compiler makes no further distinction
        !           668:    between pointers and any other objects of this machine mode.  */
        !           669: #define Pmode SImode
        !           670: 
        !           671: /* A function address in a call instruction
        !           672:    is a byte address (for indexing purposes)
        !           673:    so give the MEM rtx a byte's mode.  */
        !           674: #define FUNCTION_MODE QImode
        !           675: 
        !           676: /* Compute the cost of computing a constant rtl expression RTX
        !           677:    whose rtx-code is CODE.  The body of this macro is a portion
        !           678:    of a switch statement.  If the code is computed here,
        !           679:    return it with a return statement.  Otherwise, break from the switch.  */
        !           680: 
        !           681: #define CONST_COSTS(RTX,CODE, OUTER_CODE)                              \
        !           682:   case CONST_INT:                                                      \
        !           683:     if (INTVAL (RTX) >= -16 && INTVAL (RTX) <= 63) return 0;           \
        !           684:     if (INTVAL (RTX) >= -128 && INTVAL (RTX) <= 127) return 1;         \
        !           685:     if (INTVAL (RTX) >= -32768 && INTVAL (RTX) <= 32767) return 2;     \
        !           686:   case CONST:                                                          \
        !           687:   case LABEL_REF:                                                      \
        !           688:   case SYMBOL_REF:                                                     \
        !           689:     return 3;                                                          \
        !           690:   case CONST_DOUBLE:                                                   \
        !           691:     return 5;
        !           692: 
        !           693: /* Tell final.c how to eliminate redundant test instructions.  */
        !           694: 
        !           695: /* Here we define machine-dependent flags and fields in cc_status
        !           696:    (see `conditions.h').  */
        !           697: 
        !           698: #define NOTICE_UPDATE_CC(EXP, INSN) \
        !           699: {                                                              \
        !           700:   { CC_STATUS_INIT; }                                          \
        !           701: }
        !           702: 
        !           703: /* Control the assembler format that we output.  */
        !           704: 
        !           705: /* Use crt1.o as a startup file and crtn.o as a closing file.  */
        !           706: 
        !           707: #define STARTFILE_SPEC  "%{pg:gcrt1.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}}"
        !           708: 
        !           709: #define ENDFILE_SPEC "crtn.o%s"
        !           710: 
        !           711: /* The .file command should always begin the output.  */
        !           712: 
        !           713: #define ASM_FILE_START(FILE) output_file_directive ((FILE), main_input_filename)
        !           714: 
        !           715: /* Output to assembler file text saying following lines
        !           716:    may contain character constants, extra white space, comments, etc.  */
        !           717: 
        !           718: #define ASM_APP_ON "#APP\n"
        !           719: 
        !           720: /* Output to assembler file text saying following lines
        !           721:    no longer contain unusual constructs.  */
        !           722: 
        !           723: #define ASM_APP_OFF "#NO_APP\n"
        !           724: 
        !           725: /* Output before code.  */
        !           726: 
        !           727: #define TEXT_SECTION_ASM_OP ".text"
        !           728: 
        !           729: /* Output before writable data.  */
        !           730: 
        !           731: #define DATA_SECTION_ASM_OP ".data"
        !           732: 
        !           733: /* Read-only data goes in the data section because
        !           734:    AT&T's assembler doesn't guarantee the proper alignment
        !           735:    of data in the text section even if an align statement
        !           736:    is used. */
        !           737: 
        !           738: #define READONLY_DATA_SECTION() data_section()
        !           739: 
        !           740: /* How to refer to registers in assembler output.
        !           741:    This sequence is indexed by compiler's hard-register-number (see above).  */
        !           742: 
        !           743: #define REGISTER_NAMES \
        !           744: {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",       \
        !           745:  "r8", "fp", "ap", "psw", "sp", "pcbp", "isp", "pc"    }
        !           746: 
        !           747: /* How to renumber registers for dbx and gdb. */
        !           748: 
        !           749: #define DBX_REGISTER_NUMBER(REGNO) (REGNO)
        !           750: 
        !           751: /* Output SDB debugging info in response to the -g option.  */
        !           752: 
        !           753: #define SDB_DEBUGGING_INFO
        !           754: 
        !           755: /* This is how to output the definition of a user-level label named NAME,
        !           756:    such as the label on a static function or variable NAME.  */
        !           757: 
        !           758: #define ASM_OUTPUT_LABEL(FILE,NAME)    \
        !           759:   do { assemble_name (FILE, NAME); fputs (":\n", FILE); } while (0)
        !           760: 
        !           761: /* This is how to output a command to make the user-level label named NAME
        !           762:    defined for reference from other files.  */
        !           763: 
        !           764: #define ASM_GLOBALIZE_LABEL(FILE,NAME) \
        !           765:   do {                                 \
        !           766:     fputs (".globl ", FILE);           \
        !           767:     assemble_name (FILE, NAME);                \
        !           768:     fputs ("\n", FILE);                        \
        !           769:   } while (0)
        !           770: 
        !           771: /* This is how to output a reference to a user-level label named NAME.
        !           772:    `assemble_name' uses this.  */
        !           773: 
        !           774: #define ASM_OUTPUT_LABELREF(FILE,NAME) \
        !           775:   fprintf (FILE, "%s", NAME)
        !           776: 
        !           777: /* This is how to output an internal numbered label where
        !           778:    PREFIX is the class of label and NUM is the number within the class.  */
        !           779: 
        !           780: #define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM)     \
        !           781:   fprintf (FILE, ".%s%d:\n", PREFIX, NUM)
        !           782: 
        !           783: /* This is how to store into the string LABEL
        !           784:    the symbol_ref name of an internal numbered label where
        !           785:    PREFIX is the class of label and NUM is the number within the class.
        !           786:    This is suitable for output with `assemble_name'.  */
        !           787: 
        !           788: #define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM)  \
        !           789:   sprintf (LABEL, ".%s%d", PREFIX, NUM)
        !           790: 
        !           791: /* This is how to output an internal numbered label which
        !           792:    labels a jump table.  */
        !           793: 
        !           794: #define ASM_OUTPUT_CASE_LABEL(FILE,PREFIX,NUM,TABLE)   \
        !           795:   do {                                                 \
        !           796:     ASM_OUTPUT_ALIGN (FILE, 2);                                \
        !           797:     ASM_OUTPUT_INTERNAL_LABEL (FILE, PREFIX, NUM);     \
        !           798:   } while (0)
        !           799: 
        !           800: /* Assembler pseudo to introduce byte constants.  */
        !           801: 
        !           802: #define ASM_BYTE_OP "\t.byte"
        !           803: 
        !           804: /* This is how to output an assembler line defining a `double' constant.  */
        !           805: 
        !           806: /* This is how to output an assembler line defining a `float' constant.  */
        !           807: 
        !           808: /* AT&T's assembler can't handle floating constants written as floating.
        !           809:    However, when cross-compiling, always use that in case format differs.  */
        !           810: 
        !           811: #ifdef CROSS_COMPILER
        !           812: 
        !           813: #define ASM_OUTPUT_DOUBLE(FILE,VALUE)  \
        !           814:   fprintf (FILE, "\t.double 0r%.20g\n", (VALUE))
        !           815: 
        !           816: #define ASM_OUTPUT_FLOAT(FILE,VALUE)   \
        !           817:   fprintf (FILE, "\t.float 0r%.10g\n", (VALUE))
        !           818: 
        !           819: #else
        !           820: 
        !           821: #define ASM_OUTPUT_DOUBLE(FILE,VALUE)  \
        !           822: do { union { double d; long l[2];} tem;                                \
        !           823:      tem.d = (VALUE);                                          \
        !           824:      fprintf (FILE, "\t.word 0x%x, 0x%x\n", tem.l[0], tem.l[1]);\
        !           825:    } while (0)
        !           826: 
        !           827: #define ASM_OUTPUT_FLOAT(FILE,VALUE)   \
        !           828: do { union { float f; long l;} tem;                            \
        !           829:      tem.f = (VALUE);                                          \
        !           830:      fprintf (FILE, "\t.word 0x%x\n", tem.l);                  \
        !           831:    } while (0)
        !           832: 
        !           833: #endif /* not CROSS_COMPILER */
        !           834: 
        !           835: /* This is how to output an assembler line defining an `int' constant.  */
        !           836: 
        !           837: #define ASM_OUTPUT_INT(FILE,VALUE)  \
        !           838: ( fprintf (FILE, "\t.word "),                  \
        !           839:   output_addr_const (FILE, (VALUE)),           \
        !           840:   fprintf (FILE, "\n"))
        !           841: 
        !           842: /* Likewise for `char' and `short' constants.  */
        !           843: 
        !           844: #define ASM_OUTPUT_SHORT(FILE,VALUE)  \
        !           845: ( fprintf (FILE, "\t.half "),                  \
        !           846:   output_addr_const (FILE, (VALUE)),           \
        !           847:   fprintf (FILE, "\n"))
        !           848: 
        !           849: #define ASM_OUTPUT_CHAR(FILE,VALUE)  \
        !           850: ( fprintf (FILE, "\t.byte "),                  \
        !           851:   output_addr_const (FILE, (VALUE)),           \
        !           852:   fprintf (FILE, "\n"))
        !           853: 
        !           854: /* This is how to output an assembler line for a numeric constant byte.  */
        !           855: 
        !           856: #define ASM_OUTPUT_BYTE(FILE,VALUE)  \
        !           857:   fprintf (FILE, "\t.byte 0x%x\n", (VALUE))
        !           858: 
        !           859: #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)  \
        !           860: {                                                      \
        !           861:   unsigned char *s;                                    \
        !           862:   int i;                                               \
        !           863:   for (i = 0, s = (unsigned char *)(PTR); i < (LEN); s++, i++) \
        !           864:     {                                                  \
        !           865:       if ((i % 8) == 0)                                        \
        !           866:        fprintf ((FILE),"%s\t.byte\t",(i?"\n":""));     \
        !           867:       fprintf ((FILE), "%s0x%x", (i%8?",":""), (unsigned)*s); \
        !           868:     }                                                  \
        !           869:   fputs ("\n", (FILE));                                        \
        !           870: }
        !           871: 
        !           872: /* This is how to output an insn to push a register on the stack.
        !           873:    It need not be very fast code.  */
        !           874: 
        !           875: #define ASM_OUTPUT_REG_PUSH(FILE,REGNO) \
        !           876:   fprintf (FILE, "\tpushw %s\n", reg_names[REGNO])
        !           877: 
        !           878: /* This is how to output an insn to pop a register from the stack.
        !           879:    It need not be very fast code.  */
        !           880: 
        !           881: #define ASM_OUTPUT_REG_POP(FILE,REGNO) \
        !           882:   fprintf (FILE, "\tPOPW %s\n", reg_names[REGNO])
        !           883: 
        !           884: /* This is how to output an element of a case-vector that is absolute. */
        !           885: 
        !           886: #define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE)  \
        !           887:   fprintf (FILE, "\t.word .L%d\n", VALUE)
        !           888: 
        !           889: /* This is how to output an element of a case-vector that is relative.  */
        !           890: 
        !           891: #define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, VALUE, REL)  \
        !           892:   fprintf (FILE, "\t.word .L%d-.L%d\n", VALUE, REL)
        !           893: 
        !           894: /* This is how to output an assembler line
        !           895:    that says to advance the location counter
        !           896:    to a multiple of 2**LOG bytes.  */
        !           897: 
        !           898: #define ASM_OUTPUT_ALIGN(FILE,LOG)     \
        !           899:   if ((LOG) != 0)                      \
        !           900:     fprintf (FILE, "\t.align %d\n", 1 << (LOG))
        !           901: 
        !           902: /* This is how to output an assembler line
        !           903:    that says to advance the location counter by SIZE bytes.  */
        !           904: 
        !           905: /* The `space' pseudo in the text segment outputs nop insns rather than 0s,
        !           906:    so we must output 0s explicitly in the text segment.  */
        !           907: 
        !           908: #define ASM_OUTPUT_SKIP(FILE,SIZE)  \
        !           909:   if (in_text_section ())                                                  \
        !           910:     {                                                                      \
        !           911:       int i;                                                               \
        !           912:       for (i = 0; i < (SIZE) - 20; i += 20)                                \
        !           913:        fprintf (FILE, "\t.byte 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0\n"); \
        !           914:       if (i < (SIZE))                                                      \
        !           915:         {                                                                  \
        !           916:          fprintf (FILE, "\t.byte 0");                                      \
        !           917:          i++;                                                              \
        !           918:          for (; i < (SIZE); i++)                                           \
        !           919:            fprintf (FILE, ",0");                                           \
        !           920:          fprintf (FILE, "\n");                                             \
        !           921:        }                                                                   \
        !           922:     }                                                                      \
        !           923:   else                                                                     \
        !           924:     fprintf ((FILE), "\t.set .,.+%u\n", (SIZE))
        !           925: 
        !           926: /* This says how to output an assembler line
        !           927:    to define a global common symbol.  */
        !           928: 
        !           929: #define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED)   \
        !           930:   do {                                                 \
        !           931:     data_section();                                    \
        !           932:     fputs ("\t.comm ", (FILE));                                \
        !           933:     assemble_name ((FILE), (NAME));                    \
        !           934:     fprintf ((FILE), ",%u\n", (SIZE));                 \
        !           935:   } while (0)
        !           936: 
        !           937: /* This says how to output an assembler line
        !           938:    to define a local common symbol.  */
        !           939: 
        !           940: #define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED)    \
        !           941:   do {                                                 \
        !           942:     data_section();                                    \
        !           943:     ASM_OUTPUT_ALIGN ((FILE), 2);                      \
        !           944:     ASM_OUTPUT_LABEL ((FILE), (NAME));                 \
        !           945:     fprintf ((FILE), "\t.zero %u\n", (SIZE));          \
        !           946:   } while (0)
        !           947: 
        !           948: /* Store in OUTPUT a string (made with alloca) containing
        !           949:    an assembler-name for a local static variable named NAME.
        !           950:    LABELNO is an integer which is different for each call.  */
        !           951: 
        !           952: #define ASM_FORMAT_PRIVATE_NAME(OUTPUT, NAME, LABELNO) \
        !           953: ( (OUTPUT) = (char *) alloca (strlen ((NAME)) + 10),   \
        !           954:   sprintf ((OUTPUT), "%s.%d", (NAME), (LABELNO)))
        !           955: 
        !           956: /* Output #ident as a .ident.  */
        !           957: 
        !           958: #define ASM_OUTPUT_IDENT(FILE, NAME) fprintf (FILE, "\t.ident \"%s\"\n", NAME)
        !           959: 
        !           960: /* Define the parentheses used to group arithmetic operations
        !           961:    in assembler code.  */
        !           962: 
        !           963: #define ASM_OPEN_PAREN "("
        !           964: #define ASM_CLOSE_PAREN ")"
        !           965: 
        !           966: /* Define results of standard character escape sequences.  */
        !           967: #define TARGET_BELL 007
        !           968: #define TARGET_BS 010
        !           969: #define TARGET_TAB 011
        !           970: #define TARGET_NEWLINE 012
        !           971: #define TARGET_VT 013
        !           972: #define TARGET_FF 014
        !           973: #define TARGET_CR 015
        !           974: 
        !           975: /* Print operand X (an rtx) in assembler syntax to file FILE.
        !           976:    CODE is a letter or dot (`z' in `%z0') or 0 if no letter was specified.
        !           977:    For `%' followed by punctuation, CODE is the punctuation and X is null. */
        !           978: 
        !           979: #define PRINT_OPERAND_PUNCT_VALID_P(CODE) 0
        !           980: 
        !           981: #define PRINT_OPERAND(FILE, X, CODE)  \
        !           982: { int i;                                                               \
        !           983:   if (GET_CODE (X) == REG)                                             \
        !           984:     fprintf (FILE, "%%%s", reg_names[REGNO (X)]);                      \
        !           985:   else if (GET_CODE (X) == MEM)                                                \
        !           986:     output_address (XEXP (X, 0));                                      \
        !           987:   else if (GET_CODE (X) == CONST_DOUBLE && GET_MODE (X) == SFmode)     \
        !           988:          {                                                             \
        !           989:          union { double d; long l[2]; } dtem;                          \
        !           990:          union { float f; long l; } ftem;                              \
        !           991:                                                                        \
        !           992:          dtem.l[0] = CONST_DOUBLE_LOW (X);                             \
        !           993:          dtem.l[1] = CONST_DOUBLE_HIGH (X);                            \
        !           994:          ftem.f = dtem.d;                                              \
        !           995:          fprintf(FILE, "&0x%lx", ftem.l);                              \
        !           996:          }                                                             \
        !           997:   else { putc ('&', FILE); output_addr_const (FILE, X); }}
        !           998: 
        !           999: #define PRINT_OPERAND_ADDRESS(FILE, ADDR)  \
        !          1000: { register rtx Addr = ADDR;                                            \
        !          1001:   rtx offset;                                                          \
        !          1002:   rtx reg;                                                             \
        !          1003:   if (GET_CODE (Addr) == MEM) {                                                \
        !          1004:     putc ('*', FILE);                                                  \
        !          1005:     Addr = XEXP (Addr, 0);                                             \
        !          1006:     if (GET_CODE (Addr) == REG)                                                \
        !          1007:       putc ('0', FILE);                                                        \
        !          1008:     }                                                                  \
        !          1009:   switch (GET_CODE (Addr))                                             \
        !          1010:     {                                                                  \
        !          1011:     case REG:                                                          \
        !          1012:       fprintf (FILE, "(%%%s)", reg_names[REGNO (Addr)]);               \
        !          1013:       break;                                                           \
        !          1014:                                                                        \
        !          1015:     case PLUS:                                                         \
        !          1016:       offset = NULL;                                                   \
        !          1017:       if (CONSTANT_ADDRESS_P (XEXP (Addr, 0)))                         \
        !          1018:        {                                                               \
        !          1019:          offset = XEXP (Addr, 0);                                      \
        !          1020:          Addr = XEXP (Addr, 1);                                        \
        !          1021:        }                                                               \
        !          1022:       else if (CONSTANT_ADDRESS_P (XEXP (Addr, 1)))                    \
        !          1023:        {                                                               \
        !          1024:          offset = XEXP (Addr, 1);                                      \
        !          1025:          Addr = XEXP (Addr, 0);                                        \
        !          1026:        }                                                               \
        !          1027:       else                                                             \
        !          1028:         abort();                                                       \
        !          1029:       if (REG_P (Addr))                                                        \
        !          1030:         reg = Addr;                                                    \
        !          1031:       else                                                             \
        !          1032:         abort();                                                       \
        !          1033:       output_addr_const(FILE, offset);                                 \
        !          1034:       fprintf(FILE, "(%%%s)", reg_names[REGNO(reg)]);                  \
        !          1035:       break;                                                           \
        !          1036:                                                                        \
        !          1037:     default:                                                           \
        !          1038:       if ( !CONSTANT_ADDRESS_P(Addr))                                  \
        !          1039:        abort();                                                        \
        !          1040:       output_addr_const (FILE, Addr);                                  \
        !          1041:     }}
        !          1042: 
        !          1043: /*
        !          1044: Local variables:
        !          1045: version-control: t
        !          1046: End:
        !          1047: */

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