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Annotation of GNUtools/cc/config/ns32k/ns32k.h, revision 1.1

1.1     ! root        1: /* Definitions of target machine for GNU compiler.  NS32000 version.
        !             2:    Copyright (C) 1988 Free Software Foundation, Inc.
        !             3:    Contributed by Michael Tiemann ([email protected])
        !             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 2, 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: /* Note that some other tm.h files include this one and then override
        !            23:    many of the definitions that relate to assembler syntax.  */
        !            24: 
        !            25: extern enum reg_class secondary_reload_class();
        !            26: 
        !            27: /* Names to predefine in the preprocessor for this target machine.  */
        !            28: 
        !            29: #define CPP_PREDEFINES "-Dns32000 -Dunix -Asystem(unix) -Acpu(ns32k) -Amachine(ns32k)"
        !            30: 
        !            31: /* Print subsidiary information on the compiler version in use.  */
        !            32: #define TARGET_VERSION fprintf (stderr, " (32000, GAS syntax)");
        !            33: 
        !            34: 
        !            35: /* ABSOLUTE PREFIX, IMMEDIATE_PREFIX and EXTERNAL_PREFIX can be defined
        !            36:    to cover most NS32k addressing syntax variations.  This way we don't
        !            37:    need to redefine long macros in all the tm.h files for just slight
        !            38:    variations in assembler syntax. */
        !            39: 
        !            40: #ifndef ABSOLUTE_PREFIX
        !            41: #define ABSOLUTE_PREFIX '@'
        !            42: #endif
        !            43: 
        !            44: #if defined(IMMEDIATE_PREFIX) && IMMEDIATE_PREFIX
        !            45: #define PUT_IMMEDIATE_PREFIX(FILE) putc(IMMEDIATE_PREFIX, FILE)
        !            46: #else
        !            47: #define PUT_IMMEDIATE_PREFIX(FILE)
        !            48: #endif
        !            49: #if defined(ABSOLUTE_PREFIX) && ABSOLUTE_PREFIX
        !            50: #define PUT_ABSOLUTE_PREFIX(FILE) putc(ABSOLUTE_PREFIX, FILE)
        !            51: #else
        !            52: #define PUT_ABSOLUTE_PREFIX(FILE)
        !            53: #endif
        !            54: #if defined(EXTERNAL_PREFIX) && EXTERNAL_PREFIX
        !            55: #define PUT_EXTERNAL_PREFIX(FILE) putc(EXTERNAL_PREFIX, FILE)
        !            56: #else
        !            57: #define PUT_EXTERNAL_PREFIX(FILE)
        !            58: #endif
        !            59: 
        !            60: /* Run-time compilation parameters selecting different hardware subsets.  */
        !            61: 
        !            62: extern int target_flags;
        !            63: 
        !            64: /* Macros used in the machine description to test the flags.  */
        !            65: 
        !            66: /* Compile 32081 insns for floating point (not library calls). */
        !            67: #define TARGET_32081 (target_flags & 1)
        !            68: 
        !            69: /* Compile using rtd insn calling sequence.
        !            70:    This will not work unless you use prototypes at least
        !            71:    for all functions that can take varying numbers of args.  */
        !            72: #define TARGET_RTD (target_flags & 2)
        !            73: 
        !            74: /* Compile passing first two args in regs 0 and 1.  */
        !            75: #define TARGET_REGPARM (target_flags & 4)
        !            76: 
        !            77: /* Options to select type of CPU, for better optimization.
        !            78:    The output is correct for any kind of 32000 regardless of these options.  */
        !            79: #define TARGET_32532 (target_flags & 8)
        !            80: #define TARGET_32332 (target_flags & 16)
        !            81: 
        !            82: /* Ok to use the static base register (and presume it's 0) */
        !            83: #define TARGET_SB    ((target_flags & 32) == 0)
        !            84: 
        !            85: /* Macro to define tables used to set the flags.
        !            86:    This is a list in braces of pairs in braces,
        !            87:    each pair being { "NAME", VALUE }
        !            88:    where VALUE is the bits to set or minus the bits to clear.
        !            89:    An empty string NAME is used to identify the default VALUE.  */
        !            90: 
        !            91: #define TARGET_SWITCHES  \
        !            92:   { { "32081", 1},                             \
        !            93:     { "soft-float", -1},                       \
        !            94:     { "rtd", 2},                               \
        !            95:     { "nortd", -2},                            \
        !            96:     { "regparm", 4},                           \
        !            97:     { "noregparm", -4},                                \
        !            98:     { "32532", 24},                            \
        !            99:     { "32332", -8},                            \
        !           100:     { "32332", 16},                            \
        !           101:     { "32032", -24},                           \
        !           102:     { "sb", -32},                              \
        !           103:     { "nosb", 32},                             \
        !           104:     { "", TARGET_DEFAULT}}
        !           105: /* TARGET_DEFAULT is defined in encore.h, pc532.h, etc.  */
        !           106: 
        !           107: /* target machine storage layout */
        !           108: 
        !           109: /* Define this if most significant bit is lowest numbered
        !           110:    in instructions that operate on numbered bit-fields.
        !           111:    This is not true on the ns32k.  */
        !           112: #define BITS_BIG_ENDIAN 0
        !           113: 
        !           114: /* Define this if most significant byte of a word is the lowest numbered.  */
        !           115: /* That is not true on the ns32k.  */
        !           116: #define BYTES_BIG_ENDIAN 0
        !           117: 
        !           118: /* Define this if most significant word of a multiword number is lowest
        !           119:    numbered. This is not true on the ns32k.  */
        !           120: #define WORDS_BIG_ENDIAN 0
        !           121: 
        !           122: /* Number of bits in an addressable storage unit */
        !           123: #define BITS_PER_UNIT 8
        !           124: 
        !           125: /* Width in bits of a "word", which is the contents of a machine register.
        !           126:    Note that this is not necessarily the width of data type `int';
        !           127:    if using 16-bit ints on a 32000, this would still be 32.
        !           128:    But on a machine with 16-bit registers, this would be 16.  */
        !           129: #define BITS_PER_WORD 32
        !           130: 
        !           131: /* Width of a word, in units (bytes).  */
        !           132: #define UNITS_PER_WORD 4
        !           133: 
        !           134: /* Width in bits of a pointer.
        !           135:    See also the macro `Pmode' defined below.  */
        !           136: #define POINTER_SIZE 32
        !           137: 
        !           138: /* Allocation boundary (in *bits*) for storing arguments in argument list.  */
        !           139: #define PARM_BOUNDARY 32
        !           140: 
        !           141: /* Boundary (in *bits*) on which stack pointer should be aligned.  */
        !           142: #define STACK_BOUNDARY 32
        !           143: 
        !           144: /* Allocation boundary (in *bits*) for the code of a function.  */
        !           145: #define FUNCTION_BOUNDARY 16
        !           146: 
        !           147: /* Alignment of field after `int : 0' in a structure.  */
        !           148: #define EMPTY_FIELD_BOUNDARY 32
        !           149: 
        !           150: /* Every structure's size must be a multiple of this.  */
        !           151: #define STRUCTURE_SIZE_BOUNDARY 8
        !           152: 
        !           153: /* No data type wants to be aligned rounder than this.  */
        !           154: #define BIGGEST_ALIGNMENT 32
        !           155: 
        !           156: /* Set this nonzero if move instructions will actually fail to work
        !           157:    when given unaligned data.  National claims that the NS32032
        !           158:    works without strict alignment, but rumor has it that operands
        !           159:    crossing a page boundary cause unpredictable results.  */
        !           160: #define STRICT_ALIGNMENT 1
        !           161: 
        !           162: /* If bit field type is int, dont let it cross an int,
        !           163:    and give entire struct the alignment of an int.  */
        !           164: /* Required on the 386 since it doesn't have a full set of bitfield insns.
        !           165:    (There is no signed extv insn.)  */
        !           166: #define PCC_BITFIELD_TYPE_MATTERS 1
        !           167: 
        !           168: /* Standard register usage.  */
        !           169: 
        !           170: /* Number of actual hardware registers.
        !           171:    The hardware registers are assigned numbers for the compiler
        !           172:    from 0 to just below FIRST_PSEUDO_REGISTER.
        !           173:    All registers that the compiler knows about must be given numbers,
        !           174:    even those that are not normally considered general registers.  */
        !           175: #define FIRST_PSEUDO_REGISTER 18
        !           176: 
        !           177: /* 1 for registers that have pervasive standard uses
        !           178:    and are not available for the register allocator.
        !           179:    On the ns32k, these are the FP, SP, (SB and PC are not included here).  */
        !           180: #define FIXED_REGISTERS {0, 0, 0, 0, 0, 0, 0, 0, \
        !           181:                         0, 0, 0, 0, 0, 0, 0, 0, \
        !           182:                         1, 1}
        !           183: 
        !           184: /* 1 for registers not available across function calls.
        !           185:    These must include the FIXED_REGISTERS and also any
        !           186:    registers that can be used without being saved.
        !           187:    The latter must include the registers where values are returned
        !           188:    and the register where structure-value addresses are passed.
        !           189:    Aside from that, you can include as many other registers as you like.  */
        !           190: #define CALL_USED_REGISTERS {1, 1, 1, 0, 0, 0, 0, 0, \
        !           191:                             1, 1, 1, 1, 0, 0, 0, 0, \
        !           192:                             1, 1}
        !           193: 
        !           194: /* Return number of consecutive hard regs needed starting at reg REGNO
        !           195:    to hold something of mode MODE.
        !           196:    This is ordinarily the length in words of a value of mode MODE
        !           197:    but can be less for certain modes in special long registers.
        !           198:    On the ns32k, all registers are 32 bits long.  */
        !           199: #define HARD_REGNO_NREGS(REGNO, MODE)   \
        !           200:  ((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)
        !           201: 
        !           202: /* Value is 1 if hard register REGNO can hold a value of machine-mode MODE. */
        !           203: #define HARD_REGNO_MODE_OK(REGNO, MODE) hard_regno_mode_ok (REGNO, MODE)
        !           204: 
        !           205: /* Value is 1 if it is a good idea to tie two pseudo registers
        !           206:    when one has mode MODE1 and one has mode MODE2.
        !           207:    If HARD_REGNO_MODE_OK could produce different values for MODE1 and MODE2,
        !           208:    for any hard reg, then this must be 0 for correct output.  */
        !           209: #define MODES_TIEABLE_P(MODE1, MODE2) \
        !           210:   (((MODE1) == DFmode || (MODE1) == DCmode || (MODE1) == DImode) ==    \
        !           211:    ((MODE2) == DFmode || (MODE2) == DCmode || (MODE2) == DImode))
        !           212: 
        !           213: /* Specify the registers used for certain standard purposes.
        !           214:    The values of these macros are register numbers.  */
        !           215: 
        !           216: /* NS32000 pc is not overloaded on a register.  */
        !           217: /* #define PC_REGNUM */
        !           218: 
        !           219: /* Register to use for pushing function arguments. */
        !           220: #define STACK_POINTER_REGNUM 17
        !           221: 
        !           222: /* Base register for access to local variables of the function. */
        !           223: #define FRAME_POINTER_REGNUM 16
        !           224: 
        !           225: /* Value should be nonzero if functions must have frame pointers.
        !           226:    Zero means the frame pointer need not be set up (and parms
        !           227:    may be accessed via the stack pointer) in functions that seem suitable.
        !           228:    This is computed in `reload', in reload1.c.  */
        !           229: #define FRAME_POINTER_REQUIRED 0
        !           230: 
        !           231: /* Base register for access to arguments of the function.  */
        !           232: #define ARG_POINTER_REGNUM 16
        !           233: 
        !           234: /* Register in which static-chain is passed to a function.  */
        !           235: #define STATIC_CHAIN_REGNUM 1
        !           236: 
        !           237: /* Register in which address to store a structure value
        !           238:    is passed to a function.  */
        !           239: #define STRUCT_VALUE_REGNUM 2
        !           240: 
        !           241: /* Define the classes of registers for register constraints in the
        !           242:    machine description.  Also define ranges of constants.
        !           243: 
        !           244:    One of the classes must always be named ALL_REGS and include all hard regs.
        !           245:    If there is more than one class, another class must be named NO_REGS
        !           246:    and contain no registers.
        !           247: 
        !           248:    The name GENERAL_REGS must be the name of a class (or an alias for
        !           249:    another name such as ALL_REGS).  This is the class of registers
        !           250:    that is allowed by "g" or "r" in a register constraint.
        !           251:    Also, registers outside this class are allocated only when
        !           252:    instructions express preferences for them.
        !           253: 
        !           254:    The classes must be numbered in nondecreasing order; that is,
        !           255:    a larger-numbered class must never be contained completely
        !           256:    in a smaller-numbered class.
        !           257: 
        !           258:    For any two classes, it is very desirable that there be another
        !           259:    class that represents their union.  */
        !           260:    
        !           261: enum reg_class { NO_REGS, GENERAL_REGS, FLOAT_REGS, GEN_AND_FP_REGS,
        !           262:                 FRAME_POINTER_REG, STACK_POINTER_REG, 
        !           263:                  GEN_AND_MEM_REGS, ALL_REGS, LIM_REG_CLASSES };
        !           264: 
        !           265: #define N_REG_CLASSES (int) LIM_REG_CLASSES
        !           266: 
        !           267: /* Give names of register classes as strings for dump file.   */
        !           268: 
        !           269: #define REG_CLASS_NAMES \
        !           270:  {"NO_REGS", "GENERAL_REGS", "FLOAT_REGS", "GEN_AND_FP_REGS",  \
        !           271:   "FRAME_POINTER_REG", "STACK_POINTER_REG", "GEN_AND_MEM_REGS", "ALL_REGS" }
        !           272: 
        !           273: /* Define which registers fit in which classes.
        !           274:    This is an initializer for a vector of HARD_REG_SET
        !           275:    of length N_REG_CLASSES.  */
        !           276: 
        !           277: #define REG_CLASS_CONTENTS {0, 0x00ff, 0xff00, 0xffff, \
        !           278:                            0x10000, 0x20000, 0x300ff, 0x3ffff }
        !           279: 
        !           280: /* The same information, inverted:
        !           281:    Return the class number of the smallest class containing
        !           282:    reg number REGNO.  This could be a conditional expression
        !           283:    or could index an array.  */
        !           284: 
        !           285: #define REGNO_REG_CLASS(REGNO) \
        !           286:   ((REGNO) < 8 ? GENERAL_REGS          \
        !           287:    : (REGNO) < 16 ? FLOAT_REGS         \
        !           288:    : (REGNO) == 16 ? FRAME_POINTER_REG \
        !           289:    : (REGNO) == 17 ? STACK_POINTER_REG \
        !           290:    : NO_REGS)
        !           291: 
        !           292: /* The class value for index registers, and the one for base regs.  */
        !           293: 
        !           294: #define INDEX_REG_CLASS GENERAL_REGS
        !           295: #define BASE_REG_CLASS  GEN_AND_MEM_REGS
        !           296: 
        !           297: /* Get reg_class from a letter such as appears in the machine description.  */
        !           298: 
        !           299: #define REG_CLASS_FROM_LETTER(C)       \
        !           300:  ((C) == 'f' ? FLOAT_REGS              \
        !           301:   : (C) == 'x' ? FRAME_POINTER_REG     \
        !           302:   : (C) == 'y' ? STACK_POINTER_REG      \
        !           303:   : NO_REGS)
        !           304: 
        !           305: /* The letters I, J, K, L and M in a register constraint string
        !           306:    can be used to stand for particular ranges of immediate operands.
        !           307:    This macro defines what the ranges are.
        !           308:    C is the letter, and VALUE is a constant value.
        !           309:    Return 1 if VALUE is in the range specified by C.
        !           310: 
        !           311:    On the ns32k, these letters are used as follows:
        !           312: 
        !           313:    I : Matches integers which are valid shift amounts for scaled indexing.
        !           314:        These are 0, 1, 2, 3 for byte, word, double, and quadword.
        !           315:        Used for matching arithmetic shifts only on 32032 & 32332.
        !           316:    J : Matches integers which fit a "quick" operand.
        !           317:    K : Matches integers 0 to 7 (for inss and exts instructions).
        !           318:   */
        !           319: 
        !           320: #define CONST_OK_FOR_LETTER_P(VALUE, C)  \
        !           321:   ((VALUE) < 8 && (VALUE) + 8 >= 0 ?           \
        !           322:    ((C) == 'I' ? (!TARGET_32532 && 0 <= (VALUE) && (VALUE) <= 3) : \
        !           323:     (C) == 'J' ? (VALUE) <= 7 :                        \
        !           324:     (C) == 'K' ? 0 <= (VALUE) : 0) : 0)
        !           325: 
        !           326: /* Similar, but for floating constants, and defining letters G and H.
        !           327:    Here VALUE is the CONST_DOUBLE rtx itself.  */
        !           328: 
        !           329: #define CONST_DOUBLE_OK_FOR_LETTER_P(VALUE, C) 1
        !           330: 
        !           331: /* Given an rtx X being reloaded into a reg required to be
        !           332:    in class CLASS, return the class of reg to actually use.
        !           333:    In general this is just CLASS; but on some machines
        !           334:    in some cases it is preferable to use a more restrictive class.  */
        !           335: 
        !           336: /* We return GENERAL_REGS instead of GEN_AND_MEM_REGS.
        !           337:    The latter offers no real additional possibilities
        !           338:    and can cause spurious secondary reloading.  */ 
        !           339: #define PREFERRED_RELOAD_CLASS(X,CLASS) \
        !           340:  ((CLASS) == GEN_AND_MEM_REGS ? GENERAL_REGS : (CLASS))
        !           341: 
        !           342: /* Return the maximum number of consecutive registers
        !           343:    needed to represent mode MODE in a register of class CLASS.  */
        !           344: /* On the 32000, this is the size of MODE in words */
        !           345: #define CLASS_MAX_NREGS(CLASS, MODE) \
        !           346:   ((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)
        !           347: 
        !           348: /* Stack layout; function entry, exit and calling.  */
        !           349: 
        !           350: /* Define this if pushing a word on the stack
        !           351:    makes the stack pointer a smaller address.  */
        !           352: #define STACK_GROWS_DOWNWARD
        !           353: 
        !           354: /* Define this if the nominal address of the stack frame
        !           355:    is at the high-address end of the local variables;
        !           356:    that is, each additional local variable allocated
        !           357:    goes at a more negative offset in the frame.  */
        !           358: #define FRAME_GROWS_DOWNWARD
        !           359: 
        !           360: /* Offset within stack frame to start allocating local variables at.
        !           361:    If FRAME_GROWS_DOWNWARD, this is the offset to the END of the
        !           362:    first local allocated.  Otherwise, it is the offset to the BEGINNING
        !           363:    of the first local allocated.  */
        !           364: #define STARTING_FRAME_OFFSET 0
        !           365: 
        !           366: /* If we generate an insn to push BYTES bytes,
        !           367:    this says how many the stack pointer really advances by.
        !           368:    On the 32000, sp@- in a byte insn really pushes a BYTE.  */
        !           369: #define PUSH_ROUNDING(BYTES) (BYTES)
        !           370: 
        !           371: /* Offset of first parameter from the argument pointer register value.  */
        !           372: #define FIRST_PARM_OFFSET(FNDECL) 8
        !           373: 
        !           374: /* Value is the number of byte of arguments automatically
        !           375:    popped when returning from a subroutine call.
        !           376:    FUNTYPE is the data type of the function (as a tree),
        !           377:    or for a library call it is an identifier node for the subroutine name.
        !           378:    SIZE is the number of bytes of arguments passed on the stack.
        !           379: 
        !           380:    On the 32000, the RET insn may be used to pop them if the number
        !           381:      of args is fixed, but if the number is variable then the caller
        !           382:      must pop them all.  RET can't be used for library calls now
        !           383:      because the library is compiled with the Unix compiler.
        !           384:    Use of RET is a selectable option, since it is incompatible with
        !           385:    standard Unix calling sequences.  If the option is not selected,
        !           386:    the caller must always pop the args.  */
        !           387: 
        !           388: #define RETURN_POPS_ARGS(FUNTYPE,SIZE)   \
        !           389:   ((TARGET_RTD && TREE_CODE (FUNTYPE) != IDENTIFIER_NODE       \
        !           390:     && (TYPE_ARG_TYPES (FUNTYPE) == 0                          \
        !           391:        || (TREE_VALUE (tree_last (TYPE_ARG_TYPES (FUNTYPE)))   \
        !           392:            == void_type_node)))                                \
        !           393:    ? (SIZE) : 0)
        !           394: 
        !           395: /* Define how to find the value returned by a function.
        !           396:    VALTYPE is the data type of the value (as a tree).
        !           397:    If the precise function being called is known, FUNC is its FUNCTION_DECL;
        !           398:    otherwise, FUNC is 0.  */
        !           399: 
        !           400: /* On the 32000 the return value is in R0,
        !           401:    or perhaps in F0 is there is fp support.  */   
        !           402: 
        !           403: #define FUNCTION_VALUE(VALTYPE, FUNC)  \
        !           404:   (TREE_CODE (VALTYPE) == REAL_TYPE && TARGET_32081 \
        !           405:    ? gen_rtx (REG, TYPE_MODE (VALTYPE), 8) \
        !           406:    : gen_rtx (REG, TYPE_MODE (VALTYPE), 0))
        !           407: 
        !           408: /* Define how to find the value returned by a library function
        !           409:    assuming the value has mode MODE.  */
        !           410: 
        !           411: /* On the 32000 the return value is in R0,
        !           412:    or perhaps F0 is there is fp support.  */   
        !           413: 
        !           414: #define LIBCALL_VALUE(MODE)  \
        !           415:   (((MODE) == DFmode || (MODE) == SFmode) && TARGET_32081 \
        !           416:    ? gen_rtx (REG, MODE, 8) \
        !           417:    : gen_rtx (REG, MODE, 0))
        !           418: 
        !           419: /* Define this if PCC uses the nonreentrant convention for returning
        !           420:    structure and union values.  */
        !           421: 
        !           422: #define PCC_STATIC_STRUCT_RETURN
        !           423: 
        !           424: /* 1 if N is a possible register number for a function value.
        !           425:    On the 32000, R0 and F0 are the only registers thus used.  */
        !           426: 
        !           427: #define FUNCTION_VALUE_REGNO_P(N) (((N) & ~8) == 0)
        !           428: 
        !           429: /* 1 if N is a possible register number for function argument passing.
        !           430:    On the 32000, no registers are used in this way.  */
        !           431: 
        !           432: #define FUNCTION_ARG_REGNO_P(N) 0
        !           433: 
        !           434: /* Define a data type for recording info about an argument list
        !           435:    during the scan of that argument list.  This data type should
        !           436:    hold all necessary information about the function itself
        !           437:    and about the args processed so far, enough to enable macros
        !           438:    such as FUNCTION_ARG to determine where the next arg should go.
        !           439: 
        !           440:    On the ns32k, this is a single integer, which is a number of bytes
        !           441:    of arguments scanned so far.  */
        !           442: 
        !           443: #define CUMULATIVE_ARGS int
        !           444: 
        !           445: /* Initialize a variable CUM of type CUMULATIVE_ARGS
        !           446:    for a call to a function whose data type is FNTYPE.
        !           447:    For a library call, FNTYPE is 0.
        !           448: 
        !           449:    On the ns32k, the offset starts at 0.  */
        !           450: 
        !           451: #define INIT_CUMULATIVE_ARGS(CUM,FNTYPE,LIBNAME)       \
        !           452:  ((CUM) = 0)
        !           453: 
        !           454: /* Update the data in CUM to advance over an argument
        !           455:    of mode MODE and data type TYPE.
        !           456:    (TYPE is null for libcalls where that information may not be available.)  */
        !           457: 
        !           458: #define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED)   \
        !           459:  ((CUM) += ((MODE) != BLKmode                  \
        !           460:            ? (GET_MODE_SIZE (MODE) + 3) & ~3   \
        !           461:            : (int_size_in_bytes (TYPE) + 3) & ~3))
        !           462: 
        !           463: /* Define where to put the arguments to a function.
        !           464:    Value is zero to push the argument on the stack,
        !           465:    or a hard register in which to store the argument.
        !           466: 
        !           467:    MODE is the argument's machine mode.
        !           468:    TYPE is the data type of the argument (as a tree).
        !           469:     This is null for libcalls where that information may
        !           470:     not be available.
        !           471:    CUM is a variable of type CUMULATIVE_ARGS which gives info about
        !           472:     the preceding args and about the function being called.
        !           473:    NAMED is nonzero if this argument is a named parameter
        !           474:     (otherwise it is an extra parameter matching an ellipsis).  */
        !           475: 
        !           476: /* On the 32000 all args are pushed, except if -mregparm is specified
        !           477:    then the first two words of arguments are passed in r0, r1.
        !           478:    *NOTE* -mregparm does not work.
        !           479:    It exists only to test register calling conventions.  */
        !           480: 
        !           481: #define FUNCTION_ARG(CUM, MODE, TYPE, NAMED) \
        !           482: ((TARGET_REGPARM && (CUM) < 8) ? gen_rtx (REG, (MODE), (CUM) / 4) : 0)
        !           483: 
        !           484: /* For an arg passed partly in registers and partly in memory,
        !           485:    this is the number of registers used.
        !           486:    For args passed entirely in registers or entirely in memory, zero.  */
        !           487: 
        !           488: #define FUNCTION_ARG_PARTIAL_NREGS(CUM, MODE, TYPE, NAMED)     \
        !           489: ((TARGET_REGPARM && (CUM) < 8                                  \
        !           490:   && 8 < ((CUM) + ((MODE) == BLKmode                           \
        !           491:                      ? int_size_in_bytes (TYPE)                \
        !           492:                      : GET_MODE_SIZE (MODE))))                 \
        !           493:  ? 2 - (CUM) / 4 : 0)
        !           494: 
        !           495: #ifndef MAIN_FUNCTION_PROLOGUE
        !           496: #define MAIN_FUNCTION_PROLOGUE
        !           497: #endif
        !           498: 
        !           499: /*
        !           500:  * The function prologue for the ns32k is fairly simple.
        !           501:  * If a frame pointer is needed (decided in reload.c ?) then
        !           502:  * we need assembler of the form
        !           503:  *
        !           504:  *  # Save the oldframe pointer, set the new frame pointer, make space
        !           505:  *  # on the stack and save any general purpose registers necessary
        !           506:  *
        !           507:  *  enter [<general purpose regs to save>], <local stack space>
        !           508:  *
        !           509:  *  movf  fn, tos    # Save any floating point registers necessary
        !           510:  *  .
        !           511:  *  .
        !           512:  *
        !           513:  * If a frame pointer is not needed we need assembler of the form
        !           514:  *
        !           515:  *  # Make space on the stack
        !           516:  *
        !           517:  *  adjspd <local stack space + 4>
        !           518:  *
        !           519:  *  # Save any general purpose registers necessary
        !           520:  *
        !           521:  *  save [<general purpose regs to save>]
        !           522:  *
        !           523:  *  movf  fn, tos    # Save any floating point registers necessary
        !           524:  *  .
        !           525:  *  .
        !           526:  */
        !           527: 
        !           528: #define FUNCTION_PROLOGUE(FILE, SIZE)     \
        !           529: { register int regno, g_regs_used = 0;                         \
        !           530:   int used_regs_buf[8], *bufp = used_regs_buf;                 \
        !           531:   int used_fregs_buf[8], *fbufp = used_fregs_buf;              \
        !           532:   extern char call_used_regs[];                                        \
        !           533:   MAIN_FUNCTION_PROLOGUE;                                      \
        !           534:   for (regno = 0; regno < 8; regno++)                          \
        !           535:     if (regs_ever_live[regno]                                  \
        !           536:        && ! call_used_regs[regno])                             \
        !           537:       {                                                                \
        !           538:         *bufp++ = regno; g_regs_used++;                                \
        !           539:       }                                                                \
        !           540:   *bufp = -1;                                                  \
        !           541:   for (; regno < 16; regno++)                                  \
        !           542:     if (regs_ever_live[regno] && !call_used_regs[regno])       \
        !           543:       {                                                                \
        !           544:         *fbufp++ = regno;                                      \
        !           545:       }                                                                \
        !           546:   *fbufp = -1;                                                 \
        !           547:   bufp = used_regs_buf;                                                \
        !           548:   if (frame_pointer_needed)                                    \
        !           549:     fprintf (FILE, "\tenter [");                               \
        !           550:   else                                                         \
        !           551:     {                                                          \
        !           552:       if (SIZE)                                                        \
        !           553:         fprintf (FILE, "\tadjspd %$%d\n", SIZE + 4);           \
        !           554:       if (g_regs_used && g_regs_used > 4)                      \
        !           555:         fprintf (FILE, "\tsave [");                            \
        !           556:       else                                                     \
        !           557:        {                                                       \
        !           558:          while (*bufp >= 0)                                    \
        !           559:             fprintf (FILE, "\tmovd r%d,tos\n", *bufp++);       \
        !           560:          g_regs_used = 0;                                      \
        !           561:        }                                                       \
        !           562:     }                                                          \
        !           563:   while (*bufp >= 0)                                           \
        !           564:     {                                                          \
        !           565:       fprintf (FILE, "r%d", *bufp++);                          \
        !           566:       if (*bufp >= 0)                                          \
        !           567:        fputc (',', FILE);                                      \
        !           568:     }                                                          \
        !           569:   if (frame_pointer_needed)                                    \
        !           570:     fprintf (FILE, "],%d\n", SIZE);                            \
        !           571:   else if (g_regs_used)                                                \
        !           572:     fprintf (FILE, "]\n");                                     \
        !           573:   fbufp = used_fregs_buf;                                      \
        !           574:   while (*fbufp >= 0)                                          \
        !           575:     {                                                          \
        !           576:       if ((*fbufp & 1) || (fbufp[0] != fbufp[1] - 1))          \
        !           577:        fprintf (FILE, "\tmovf f%d,tos\n", *fbufp++ - 8);       \
        !           578:       else                                                     \
        !           579:        {                                                       \
        !           580:          fprintf (FILE, "\tmovl f%d,tos\n", fbufp[0] - 8);     \
        !           581:          fbufp += 2;                                           \
        !           582:        }                                                       \
        !           583:     }                                                          \
        !           584: }
        !           585: 
        !           586: /* Output assembler code to FILE to increment profiler label # LABELNO
        !           587:    for profiling a function entry.
        !           588: 
        !           589:    THIS DEFINITION FOR THE 32000 IS A GUESS.  IT HAS NOT BEEN TESTED.  */
        !           590: 
        !           591: #define FUNCTION_PROFILER(FILE, LABELNO)  \
        !           592:    fprintf (FILE, "\taddr LP%d,r0\n\tbsr mcount\n", (LABELNO))
        !           593: 
        !           594: /* EXIT_IGNORE_STACK should be nonzero if, when returning from a function,
        !           595:    the stack pointer does not matter.  The value is tested only in
        !           596:    functions that have frame pointers.
        !           597:    No definition is equivalent to always zero.
        !           598: 
        !           599:    We use 0, because using 1 requires hair in FUNCTION_EPILOGUE
        !           600:    that is worse than the stack adjust we could save.  */
        !           601: 
        !           602: /* #define EXIT_IGNORE_STACK 1 */
        !           603: 
        !           604: /* This macro generates the assembly code for function exit,
        !           605:    on machines that need it.  If FUNCTION_EPILOGUE is not defined
        !           606:    then individual return instructions are generated for each
        !           607:    return statement.  Args are same as for FUNCTION_PROLOGUE.
        !           608: 
        !           609:    The function epilogue should not depend on the current stack pointer,
        !           610:    if EXIT_IGNORE_STACK is nonzero.  That doesn't apply here.
        !           611: 
        !           612:    If a frame pointer is needed (decided in reload.c ?) then
        !           613:    we need assembler of the form
        !           614: 
        !           615:     movf  tos, fn      # Restore any saved floating point registers
        !           616:     .
        !           617:     .
        !           618: 
        !           619:     # Restore any saved general purpose registers, restore the stack
        !           620:     # pointer from the frame pointer, restore the old frame pointer.
        !           621:     exit [<general purpose regs to save>]
        !           622: 
        !           623:    If a frame pointer is not needed we need assembler of the form
        !           624:     # Restore any general purpose registers saved
        !           625: 
        !           626:     movf  tos, fn      # Restore any saved floating point registers
        !           627:     .
        !           628:     .
        !           629:     .
        !           630:     restore [<general purpose regs to save>]
        !           631: 
        !           632:     # reclaim space allocated on stack
        !           633: 
        !           634:     adjspd <-(local stack space + 4)> */
        !           635: 
        !           636: 
        !           637: #define FUNCTION_EPILOGUE(FILE, SIZE) \
        !           638: { register int regno, g_regs_used = 0, f_regs_used = 0;                \
        !           639:   int used_regs_buf[8], *bufp = used_regs_buf;                 \
        !           640:   int used_fregs_buf[8], *fbufp = used_fregs_buf;              \
        !           641:   extern char call_used_regs[];                                        \
        !           642:   *fbufp++ = -2;                                               \
        !           643:   for (regno = 8; regno < 16; regno++)                         \
        !           644:     if (regs_ever_live[regno] && !call_used_regs[regno])       \
        !           645:       {                                                                \
        !           646:        *fbufp++ = regno; f_regs_used++;                                \
        !           647:       }                                                                \
        !           648:   fbufp--;                                                     \
        !           649:   for (regno = 0; regno < 8; regno++)                          \
        !           650:     if (regs_ever_live[regno]                                  \
        !           651:        && ! call_used_regs[regno])                             \
        !           652:       {                                                                \
        !           653:         *bufp++ = regno; g_regs_used++;                                \
        !           654:       }                                                                \
        !           655:   while (fbufp > used_fregs_buf)                               \
        !           656:     {                                                          \
        !           657:       if ((*fbufp & 1) && fbufp[0] == fbufp[-1] + 1)           \
        !           658:        {                                                       \
        !           659:          fprintf (FILE, "\tmovl tos,f%d\n", fbufp[-1] - 8);    \
        !           660:          fbufp -= 2;                                           \
        !           661:        }                                                       \
        !           662:       else fprintf (FILE, "\tmovf tos,f%d\n", *fbufp-- - 8);   \
        !           663:     }                                                          \
        !           664:   if (frame_pointer_needed)                                    \
        !           665:     fprintf (FILE, "\texit [");                                        \
        !           666:   else                                                         \
        !           667:     {                                                          \
        !           668:       if (g_regs_used && g_regs_used > 4)                      \
        !           669:         fprintf (FILE, "\trestore [");                         \
        !           670:       else                                                     \
        !           671:         {                                                      \
        !           672:          while (bufp > used_regs_buf)                          \
        !           673:             fprintf (FILE, "\tmovd tos,r%d\n", *--bufp);       \
        !           674:          g_regs_used = 0;                                      \
        !           675:         }                                                      \
        !           676:     }                                                          \
        !           677:   while (bufp > used_regs_buf)                                 \
        !           678:     {                                                          \
        !           679:       fprintf (FILE, "r%d", *--bufp);                          \
        !           680:       if (bufp > used_regs_buf)                                        \
        !           681:        fputc (',', FILE);                                      \
        !           682:     }                                                          \
        !           683:   if (g_regs_used || frame_pointer_needed)                     \
        !           684:     fprintf (FILE, "]\n");                                     \
        !           685:   if (SIZE && !frame_pointer_needed)                           \
        !           686:     fprintf (FILE, "\tadjspd %$%d\n", -(SIZE + 4));            \
        !           687:   if (current_function_pops_args)                              \
        !           688:     fprintf (FILE, "\tret %d\n", current_function_pops_args);  \
        !           689:   else fprintf (FILE, "\tret 0\n"); }
        !           690: 
        !           691: /* Store in the variable DEPTH the initial difference between the
        !           692:    frame pointer reg contents and the stack pointer reg contents,
        !           693:    as of the start of the function body.  This depends on the layout
        !           694:    of the fixed parts of the stack frame and on how registers are saved.  */
        !           695: 
        !           696: #define INITIAL_FRAME_POINTER_OFFSET(DEPTH)                    \
        !           697: {                                                              \
        !           698:   int regno;                                                   \
        !           699:   int offset = -4;                                             \
        !           700:   for (regno = 0; regno < 16; regno++)                         \
        !           701:     if (regs_ever_live[regno] && ! call_used_regs[regno])      \
        !           702:       offset += 4;                                             \
        !           703:   (DEPTH) = (offset + get_frame_size ()                                \
        !           704:             + (get_frame_size () == 0 ? 0 : 4));               \
        !           705: }
        !           706: 
        !           707: 
        !           708: /* Output assembler code for a block containing the constant parts
        !           709:    of a trampoline, leaving space for the variable parts.  */
        !           710: 
        !           711: /* On the 32k, the trampoline looks like this:
        !           712:      addr  .,r2
        !           713:      jump  @__trampoline
        !           714:      .int STATIC
        !           715:      .int FUNCTION
        !           716: Doing trampolines with a library assist function is easier than figuring
        !           717: out how to do stores to memory in reverse byte order (the way immediate
        !           718: operands on the 32k are stored).  */
        !           719: 
        !           720: #define TRAMPOLINE_TEMPLATE(FILE)                                      \
        !           721: {                                                                      \
        !           722:   fprintf (FILE, "\taddr .,r2\n" );                                    \
        !           723:   fprintf (FILE, "\tjump " );                                          \
        !           724:   PUT_ABSOLUTE_PREFIX (FILE);                                          \
        !           725:   fprintf (FILE, "__trampoline\n" );                                   \
        !           726:   ASM_OUTPUT_INT (FILE, const0_rtx);                                   \
        !           727:   ASM_OUTPUT_INT (FILE, const0_rtx);                                   \
        !           728: }
        !           729: 
        !           730: /* Length in units of the trampoline for entering a nested function.  */
        !           731: 
        !           732: #define TRAMPOLINE_SIZE 20
        !           733: 
        !           734: /* Emit RTL insns to initialize the variable parts of a trampoline.
        !           735:    FNADDR is an RTX for the address of the function's pure code.
        !           736:    CXT is an RTX for the static chain value for the function.  */
        !           737: 
        !           738: #define INITIALIZE_TRAMPOLINE(TRAMP, FNADDR, CXT)                           \
        !           739: {                                                                           \
        !           740:   emit_move_insn (gen_rtx (MEM, SImode, plus_constant (TRAMP, 12)), CXT);    \
        !           741:   emit_move_insn (gen_rtx (MEM, SImode, plus_constant (TRAMP, 16)), FNADDR); \
        !           742: }
        !           743: 
        !           744: /* This is the library routine that is used
        !           745:    to transfer control from the trampoline
        !           746:    to the actual nested function.  */
        !           747: 
        !           748: /* The function name __transfer_from_trampoline is not actually used.
        !           749:    The function definition just permits use of "asm with operands"
        !           750:    (though the operand list is empty).  */
        !           751: #define TRANSFER_FROM_TRAMPOLINE       \
        !           752: void                                   \
        !           753: __transfer_from_trampoline ()          \
        !           754: {                                      \
        !           755:   asm ("___trampoline:");              \
        !           756:   asm ("movd 16(r2),tos");             \
        !           757:   asm ("movd 12(r2),r2");              \
        !           758:   asm ("ret 0");                       \
        !           759: }
        !           760: 
        !           761: /* Addressing modes, and classification of registers for them.  */
        !           762: 
        !           763: /* #define HAVE_POST_INCREMENT */
        !           764: /* #define HAVE_POST_DECREMENT */
        !           765: 
        !           766: /* #define HAVE_PRE_DECREMENT */
        !           767: /* #define HAVE_PRE_INCREMENT */
        !           768: 
        !           769: /* Macros to check register numbers against specific register classes.  */
        !           770: 
        !           771: /* These assume that REGNO is a hard or pseudo reg number.
        !           772:    They give nonzero only if REGNO is a hard reg of the suitable class
        !           773:    or a pseudo reg currently allocated to a suitable hard reg.
        !           774:    Since they use reg_renumber, they are safe only once reg_renumber
        !           775:    has been allocated, which happens in local-alloc.c.  */
        !           776: 
        !           777: /* note that FP and SP cannot be used as an index. What about PC? */
        !           778: #define REGNO_OK_FOR_INDEX_P(REGNO)  \
        !           779: ((REGNO) < 8 || (unsigned)reg_renumber[REGNO] < 8)
        !           780: #define REGNO_OK_FOR_BASE_P(REGNO)   \
        !           781: ((REGNO) < 8 || (unsigned)reg_renumber[REGNO] < 8 \
        !           782:  || (REGNO) == FRAME_POINTER_REGNUM || (REGNO) == STACK_POINTER_REGNUM)
        !           783: 
        !           784: #define FP_REG_P(X)  (GET_CODE (X) == REG && REGNO (X) > 7 && REGNO (X) < 16)
        !           785: 
        !           786: /* Maximum number of registers that can appear in a valid memory address.  */
        !           787: 
        !           788: #define MAX_REGS_PER_ADDRESS 2
        !           789: 
        !           790: /* Recognize any constant value that is a valid address.
        !           791:    This might not work on future ns32k processors as negative
        !           792:    displacements are not officially allowed but a mode reserved
        !           793:    to National.  This works on processors up to 32532, though. */
        !           794: 
        !           795: #define CONSTANT_ADDRESS_P(X)   \
        !           796:   (GET_CODE (X) == LABEL_REF || GET_CODE (X) == SYMBOL_REF             \
        !           797:    || GET_CODE (X) == CONST                                            \
        !           798:    || (GET_CODE (X) == CONST_INT                                       \
        !           799:        && ((unsigned)INTVAL (X) >= 0xe0000000                          \
        !           800:           || (unsigned)INTVAL (X) < 0x20000000)))
        !           801: 
        !           802: #define CONSTANT_ADDRESS_NO_LABEL_P(X)   \
        !           803:   (GET_CODE (X) == CONST_INT                                           \
        !           804:    && ((unsigned)INTVAL (X) >= 0xe0000000                              \
        !           805:        || (unsigned)INTVAL (X) < 0x20000000))
        !           806: 
        !           807: /* Return the register class of a scratch register needed to copy IN into
        !           808:    or out of a register in CLASS in MODE.  If it can be done directly,
        !           809:    NO_REGS is returned.  */
        !           810: 
        !           811: #define SECONDARY_RELOAD_CLASS(CLASS,MODE,IN) \
        !           812:   secondary_reload_class (CLASS, MODE, IN)
        !           813: 
        !           814: /* Nonzero if the constant value X is a legitimate general operand.
        !           815:    It is given that X satisfies CONSTANT_P or is a CONST_DOUBLE.  */
        !           816: 
        !           817: #define LEGITIMATE_CONSTANT_P(X) 1
        !           818: 
        !           819: /* The macros REG_OK_FOR..._P assume that the arg is a REG rtx
        !           820:    and check its validity for a certain class.
        !           821:    We have two alternate definitions for each of them.
        !           822:    The usual definition accepts all pseudo regs; the other rejects
        !           823:    them unless they have been allocated suitable hard regs.
        !           824:    The symbol REG_OK_STRICT causes the latter definition to be used.
        !           825: 
        !           826:    Most source files want to accept pseudo regs in the hope that
        !           827:    they will get allocated to the class that the insn wants them to be in.
        !           828:    Source files for reload pass need to be strict.
        !           829:    After reload, it makes no difference, since pseudo regs have
        !           830:    been eliminated by then.  */
        !           831: 
        !           832: #ifndef REG_OK_STRICT
        !           833: 
        !           834: /* Nonzero if X is a hard reg that can be used as an index
        !           835:    or if it is a pseudo reg.  */
        !           836: #define REG_OK_FOR_INDEX_P(X) \
        !           837:   (REGNO (X) < 8 || REGNO (X) >= FIRST_PSEUDO_REGISTER)
        !           838: /* Nonzero if X is a hard reg that can be used as a base reg
        !           839:    of if it is a pseudo reg.  */
        !           840: #define REG_OK_FOR_BASE_P(X) (REGNO (X) < 8 || REGNO (X) >= FRAME_POINTER_REGNUM)
        !           841: /* Nonzero if X is a floating point reg or a pseudo reg.  */
        !           842: 
        !           843: #else
        !           844: 
        !           845: /* Nonzero if X is a hard reg that can be used as an index.  */
        !           846: #define REG_OK_FOR_INDEX_P(X) REGNO_OK_FOR_INDEX_P (REGNO (X))
        !           847: /* Nonzero if X is a hard reg that can be used as a base reg.  */
        !           848: #define REG_OK_FOR_BASE_P(X) REGNO_OK_FOR_BASE_P (REGNO (X))
        !           849: 
        !           850: #endif
        !           851: 
        !           852: /* GO_IF_LEGITIMATE_ADDRESS recognizes an RTL expression
        !           853:    that is a valid memory address for an instruction.
        !           854:    The MODE argument is the machine mode for the MEM expression
        !           855:    that wants to use this address.
        !           856: 
        !           857:    The other macros defined here are used only in GO_IF_LEGITIMATE_ADDRESS.  */
        !           858: 
        !           859: /* 1 if X is an address that we could indirect through.  */
        !           860: /***** NOTE ***** There is a bug in the Sequent assembler which fails
        !           861:  to fixup addressing information for symbols used as offsets
        !           862:  from registers which are not FP or SP (or SB or PC).  This
        !           863:  makes _x(fp) valid, while _x(r0) is invalid.  */
        !           864: 
        !           865: #define INDIRECTABLE_1_ADDRESS_P(X)  \
        !           866:   (CONSTANT_ADDRESS_P (X)                                              \
        !           867:    || (GET_CODE (X) == REG && REG_OK_FOR_BASE_P (X))                   \
        !           868:    || (GET_CODE (X) == PLUS                                            \
        !           869:        && GET_CODE (XEXP (X, 0)) == REG                                        \
        !           870:        && REG_OK_FOR_BASE_P (XEXP (X, 0))                              \
        !           871:        && CONSTANT_ADDRESS_P (XEXP (X, 1))                             \
        !           872:        && (GET_CODE (X) != CONST_INT || NS32K_DISPLACEMENT_P (INTVAL (X)))))
        !           873: 
        !           874: /* 1 if integer I will fit in a 4 byte displacement field.
        !           875:    Strictly speaking, we can't be sure that a symbol will fit this range.
        !           876:    But, in practice, it always will.  */
        !           877: 
        !           878: /* [email protected] says that the 32016 and 32032
        !           879:    can handle the full range of displacements--it is only the addresses
        !           880:    that have a limited range.  So the following was deleted:
        !           881:  (((i) <= 16777215 && (i) >= -16777216)
        !           882:   || ((TARGET_32532 || TARGET_32332) && ...))  */
        !           883: #define NS32K_DISPLACEMENT_P(i)                                \
        !           884:   ((i) < (1 << 29) && (i) >= - (1 << 29))
        !           885: 
        !           886: /* Check for frame pointer or stack pointer.  */
        !           887: #define MEM_REG(X) \
        !           888:   (GET_CODE (X) == REG && (REGNO (X) ^ 16) < 2)
        !           889: 
        !           890: /* A memory ref whose address is the FP or SP, with optional integer offset,
        !           891:    or (on certain machines) a constant address.  */
        !           892: #define INDIRECTABLE_2_ADDRESS_P(X)  \
        !           893:   (GET_CODE (X) == MEM                                                 \
        !           894:    && (((xfoo0 = XEXP (X, 0), MEM_REG (xfoo0))                         \
        !           895:        || (GET_CODE (xfoo0) == PLUS                                    \
        !           896:           && MEM_REG (XEXP (xfoo0, 0))                                 \
        !           897:           && CONSTANT_ADDRESS_NO_LABEL_P (XEXP (xfoo0, 1))))           \
        !           898:        || (TARGET_SB && CONSTANT_ADDRESS_P (xfoo0))))
        !           899: 
        !           900: /* Go to ADDR if X is a valid address not using indexing.
        !           901:    (This much is the easy part.)  */
        !           902: #define GO_IF_NONINDEXED_ADDRESS(X, ADDR)  \
        !           903: { register rtx xfoob = (X);                                            \
        !           904:   if (INDIRECTABLE_1_ADDRESS_P (X)) goto ADDR;                         \
        !           905:   if (INDIRECTABLE_2_ADDRESS_P (X)) goto ADDR;                         \
        !           906:   if (GET_CODE (X) == PLUS)                                            \
        !           907:     if (CONSTANT_ADDRESS_NO_LABEL_P (XEXP (X, 1)))                     \
        !           908:       if (INDIRECTABLE_2_ADDRESS_P (XEXP (X, 0)))                      \
        !           909:        goto ADDR;                                                      \
        !           910: }
        !           911: 
        !           912: /* Go to ADDR if X is a valid address not using indexing.
        !           913:    (This much is the easy part.)  */
        !           914: #define GO_IF_INDEXING(X, MODE, ADDR)  \
        !           915: { register rtx xfoob = (X);                                            \
        !           916:   if (GET_CODE (xfoob) == PLUS && INDEX_TERM_P (XEXP (xfoob, 0), MODE))        \
        !           917:     GO_IF_INDEXABLE_ADDRESS (XEXP (xfoob, 1), ADDR);                   \
        !           918:   if (GET_CODE (xfoob) == PLUS && INDEX_TERM_P (XEXP (xfoob, 1), MODE))        \
        !           919:     GO_IF_INDEXABLE_ADDRESS (XEXP (xfoob, 0), ADDR); }                 \
        !           920: 
        !           921: #define GO_IF_INDEXABLE_ADDRESS(X, ADDR) \
        !           922: { if (GET_CODE (X) == REG && REG_OK_FOR_BASE_P (X)) goto ADDR;         \
        !           923:   if (INDIRECTABLE_2_ADDRESS_P (X)) goto ADDR;                         \
        !           924: }
        !           925: 
        !           926: /* 1 if PROD is either a reg times size of mode MODE
        !           927:    or just a reg, if MODE is just one byte. Actually, on the ns32k,
        !           928:    since the index mode is independent of the operand size,
        !           929:    we can match more stuff...
        !           930: 
        !           931:    This macro's expansion uses the temporary variables xfoo0, xfoo1
        !           932:    and xfoo2 that must be declared in the surrounding context.  */
        !           933: #define INDEX_TERM_P(PROD, MODE)   \
        !           934: ((GET_CODE (PROD) == REG && REG_OK_FOR_INDEX_P (PROD))                 \
        !           935:  || (GET_CODE (PROD) == MULT                                           \
        !           936:      &&        (xfoo0 = XEXP (PROD, 0), xfoo1 = XEXP (PROD, 1),                \
        !           937:         (GET_CODE (xfoo1) == CONST_INT                                 \
        !           938:          && GET_CODE (xfoo0) == REG                                    \
        !           939:          && FITS_INDEX_RANGE (INTVAL (xfoo1))                          \
        !           940:          && REG_OK_FOR_INDEX_P (xfoo0)))))
        !           941: 
        !           942: #define FITS_INDEX_RANGE(X)  \
        !           943:   ((xfoo2 = (unsigned)(X)-1),                                          \
        !           944:    ((xfoo2 < 4 && xfoo2 != 2) || xfoo2 == 7))
        !           945: 
        !           946: /* Note that xfoo0, xfoo1, xfoo2 are used in some of the submacros above.  */
        !           947: #define GO_IF_LEGITIMATE_ADDRESS(MODE, X, ADDR)  \
        !           948: { register rtx xfooy, xfoo0, xfoo1;                                    \
        !           949:   unsigned xfoo2;                                                      \
        !           950:   xfooy = X;                                                           \
        !           951:   GO_IF_NONINDEXED_ADDRESS (xfooy, ADDR);                              \
        !           952:   if (GET_CODE (xfooy) == PLUS)                                                \
        !           953:     {                                                                  \
        !           954:       if (CONSTANT_ADDRESS_NO_LABEL_P (XEXP (xfooy, 1))                        \
        !           955:          && GET_CODE (XEXP (xfooy, 0)) == PLUS)                        \
        !           956:        xfooy = XEXP (xfooy, 0);                                        \
        !           957:       else if (CONSTANT_ADDRESS_NO_LABEL_P (XEXP (xfooy, 0))           \
        !           958:          && GET_CODE (XEXP (xfooy, 1)) == PLUS)                        \
        !           959:        xfooy = XEXP (xfooy, 1);                                        \
        !           960:       GO_IF_INDEXING (xfooy, MODE, ADDR);                              \
        !           961:     }                                                                  \
        !           962:   else if (INDEX_TERM_P (xfooy, MODE))                                 \
        !           963:     goto ADDR;                                                         \
        !           964:   else if (GET_CODE (xfooy) == PRE_DEC)                                        \
        !           965:     if (REGNO (XEXP (xfooy, 0)) == STACK_POINTER_REGNUM) goto ADDR;    \
        !           966:   else abort ();                                                       \
        !           967: }
        !           968: 
        !           969: /* Try machine-dependent ways of modifying an illegitimate address
        !           970:    to be legitimate.  If we find one, return the new, valid address.
        !           971:    This macro is used in only one place: `memory_address' in explow.c.
        !           972: 
        !           973:    OLDX is the address as it was before break_out_memory_refs was called.
        !           974:    In some cases it is useful to look at this to decide what needs to be done.
        !           975: 
        !           976:    MODE and WIN are passed so that this macro can use
        !           977:    GO_IF_LEGITIMATE_ADDRESS.
        !           978: 
        !           979:    It is always safe for this macro to do nothing.  It exists to recognize
        !           980:    opportunities to optimize the output.
        !           981: 
        !           982:    For the ns32k, we do nothing */
        !           983: 
        !           984: #define LEGITIMIZE_ADDRESS(X,OLDX,MODE,WIN)   {}
        !           985: 
        !           986: /* Go to LABEL if ADDR (a legitimate address expression)
        !           987:    has an effect that depends on the machine mode it is used for.
        !           988:    On the ns32k, only predecrement and postincrement address depend thus
        !           989:    (the amount of decrement or increment being the length of the operand).  */
        !           990: 
        !           991: #define GO_IF_MODE_DEPENDENT_ADDRESS(ADDR,LABEL)       \
        !           992:  { if (GET_CODE (ADDR) == POST_INC || GET_CODE (ADDR) == PRE_DEC)      \
        !           993:      goto LABEL;}
        !           994: 
        !           995: /* Specify the machine mode that this machine uses
        !           996:    for the index in the tablejump instruction.
        !           997:    HI mode is more efficient but the range is not wide enough for
        !           998:    all programs. */
        !           999: #define CASE_VECTOR_MODE SImode
        !          1000: 
        !          1001: /* Define this if the tablejump instruction expects the table
        !          1002:    to contain offsets from the address of the table.
        !          1003:    Do not define this if the table should contain absolute addresses.  */
        !          1004: #define CASE_VECTOR_PC_RELATIVE
        !          1005: 
        !          1006: /* Specify the tree operation to be used to convert reals to integers.  */
        !          1007: #define IMPLICIT_FIX_EXPR FIX_ROUND_EXPR
        !          1008: 
        !          1009: /* This is the kind of divide that is easiest to do in the general case.  */
        !          1010: #define EASY_DIV_EXPR TRUNC_DIV_EXPR
        !          1011: 
        !          1012: /* Define this as 1 if `char' should by default be signed; else as 0.  */
        !          1013: #define DEFAULT_SIGNED_CHAR 1
        !          1014: 
        !          1015: /* Max number of bytes we can move from memory to memory
        !          1016:    in one reasonably fast instruction.  */
        !          1017: #define MOVE_MAX 4
        !          1018: 
        !          1019: /* Define this if zero-extension is slow (more than one real instruction).  */
        !          1020: /* #define SLOW_ZERO_EXTEND */
        !          1021: 
        !          1022: /* Nonzero if access to memory by bytes is slow and undesirable.  */
        !          1023: #define SLOW_BYTE_ACCESS 0
        !          1024: 
        !          1025: /* Define if shifts truncate the shift count
        !          1026:    which implies one can omit a sign-extension or zero-extension
        !          1027:    of a shift count.  */
        !          1028: /* #define SHIFT_COUNT_TRUNCATED */
        !          1029: 
        !          1030: /* Value is 1 if truncating an integer of INPREC bits to OUTPREC bits
        !          1031:    is done just by pretending it is already truncated.  */
        !          1032: #define TRULY_NOOP_TRUNCATION(OUTPREC, INPREC) 1
        !          1033: 
        !          1034: /* We assume that the store-condition-codes instructions store 0 for false
        !          1035:    and some other value for true.  This is the value stored for true.  */
        !          1036: 
        !          1037: #define STORE_FLAG_VALUE 1
        !          1038: 
        !          1039: /* Specify the machine mode that pointers have.
        !          1040:    After generation of rtl, the compiler makes no further distinction
        !          1041:    between pointers and any other objects of this machine mode.  */
        !          1042: #define Pmode SImode
        !          1043: 
        !          1044: /* A function address in a call instruction
        !          1045:    is a byte address (for indexing purposes)
        !          1046:    so give the MEM rtx a byte's mode.  */
        !          1047: #define FUNCTION_MODE QImode
        !          1048: 
        !          1049: /* Compute the cost of address ADDRESS. */
        !          1050: 
        !          1051: #define ADDRESS_COST(RTX) calc_address_cost (RTX)
        !          1052: 
        !          1053: /* Compute the cost of computing a constant rtl expression RTX
        !          1054:    whose rtx-code is CODE.  The body of this macro is a portion
        !          1055:    of a switch statement.  If the code is computed here,
        !          1056:    return it with a return statement.  Otherwise, break from the switch.  */
        !          1057: 
        !          1058: #define CONST_COSTS(RTX,CODE,OUTER_CODE) \
        !          1059:   case CONST_INT:                                              \
        !          1060:     if (INTVAL (RTX) <= 7 && INTVAL (RTX) >= -8) return 0;     \
        !          1061:     if (INTVAL (RTX) < 0x4000 && INTVAL (RTX) >= -0x4000)      \
        !          1062:       return 1;                                                        \
        !          1063:   case CONST:                                                  \
        !          1064:   case LABEL_REF:                                              \
        !          1065:   case SYMBOL_REF:                                             \
        !          1066:     return 3;                                                  \
        !          1067:   case CONST_DOUBLE:                                           \
        !          1068:     return 5;
        !          1069: 
        !          1070: /* Tell final.c how to eliminate redundant test instructions.  */
        !          1071: 
        !          1072: /* Here we define machine-dependent flags and fields in cc_status
        !          1073:    (see `conditions.h').  */
        !          1074: 
        !          1075: /* This bit means that what ought to be in the Z bit
        !          1076:    should be tested in the F bit.  */
        !          1077: #define CC_Z_IN_F 04000
        !          1078: 
        !          1079: /* This bit means that what ought to be in the Z bit
        !          1080:    is complemented in the F bit.  */
        !          1081: #define CC_Z_IN_NOT_F 010000
        !          1082: 
        !          1083: /* Store in cc_status the expressions
        !          1084:    that the condition codes will describe
        !          1085:    after execution of an instruction whose pattern is EXP.
        !          1086:    Do not alter them if the instruction would not alter the cc's.  */
        !          1087: 
        !          1088: #define NOTICE_UPDATE_CC(EXP, INSN) \
        !          1089: { if (GET_CODE (EXP) == SET)                                   \
        !          1090:     { if (GET_CODE (SET_DEST (EXP)) == CC0)                    \
        !          1091:        { cc_status.flags = 0;                                  \
        !          1092:          cc_status.value1 = SET_DEST (EXP);                    \
        !          1093:          cc_status.value2 = SET_SRC (EXP);                     \
        !          1094:        }                                                       \
        !          1095:       else if (GET_CODE (SET_SRC (EXP)) == CALL)               \
        !          1096:        { CC_STATUS_INIT; }                                     \
        !          1097:       else if (GET_CODE (SET_DEST (EXP)) == REG)               \
        !          1098:        { if (cc_status.value1                                  \
        !          1099:              && reg_overlap_mentioned_p (SET_DEST (EXP), cc_status.value1)) \
        !          1100:            cc_status.value1 = 0;                               \
        !          1101:          if (cc_status.value2                                  \
        !          1102:              && reg_overlap_mentioned_p (SET_DEST (EXP), cc_status.value2)) \
        !          1103:            cc_status.value2 = 0;                               \
        !          1104:        }                                                       \
        !          1105:       else if (GET_CODE (SET_DEST (EXP)) == MEM)               \
        !          1106:        { CC_STATUS_INIT; }                                     \
        !          1107:     }                                                          \
        !          1108:   else if (GET_CODE (EXP) == PARALLEL                          \
        !          1109:           && GET_CODE (XVECEXP (EXP, 0, 0)) == SET)            \
        !          1110:     { if (GET_CODE (SET_DEST (XVECEXP (EXP, 0, 0))) == CC0)    \
        !          1111:        { cc_status.flags = 0;                                  \
        !          1112:          cc_status.value1 = SET_DEST (XVECEXP (EXP, 0, 0));    \
        !          1113:          cc_status.value2 = SET_SRC (XVECEXP (EXP, 0, 0));     \
        !          1114:        }                                                       \
        !          1115:       else if (GET_CODE (SET_DEST (XVECEXP (EXP, 0, 0))) == REG) \
        !          1116:        { if (cc_status.value1                                  \
        !          1117:              && reg_overlap_mentioned_p (SET_DEST (XVECEXP (EXP, 0, 0)), cc_status.value1)) \
        !          1118:            cc_status.value1 = 0;                               \
        !          1119:          if (cc_status.value2                                  \
        !          1120:              && reg_overlap_mentioned_p (SET_DEST (XVECEXP (EXP, 0, 0)), cc_status.value2)) \
        !          1121:            cc_status.value2 = 0;                               \
        !          1122:        }                                                       \
        !          1123:       else if (GET_CODE (SET_DEST (XVECEXP (EXP, 0, 0))) == MEM) \
        !          1124:        { CC_STATUS_INIT; }                                     \
        !          1125:     }                                                          \
        !          1126:   else if (GET_CODE (EXP) == CALL)                             \
        !          1127:     { /* all bets are off */ CC_STATUS_INIT; }                 \
        !          1128:   else { /* nothing happens? CC_STATUS_INIT; */}               \
        !          1129:   if (cc_status.value1 && GET_CODE (cc_status.value1) == REG   \
        !          1130:       && cc_status.value2                                      \
        !          1131:       && reg_overlap_mentioned_p (cc_status.value1, cc_status.value2)) \
        !          1132:     abort ();                  \
        !          1133: }
        !          1134: 
        !          1135: /* Describe the costs of the following register moves which are discouraged:
        !          1136:    1.) Moves between the Floating point registers and the frame pointer and stack pointer
        !          1137:    2.) Moves between the stack pointer and the frame pointer
        !          1138:    3.) Moves between the floating point and general registers */
        !          1139: 
        !          1140: #define REGISTER_MOVE_COST(CLASS1, CLASS2)   \
        !          1141:   ((((CLASS1) == FLOAT_REGS && ((CLASS2) == STACK_POINTER_REG || (CLASS2) == FRAME_POINTER_REG))    \
        !          1142:    || ((CLASS2) == FLOAT_REGS && ((CLASS1) == STACK_POINTER_REG || (CLASS1) == FRAME_POINTER_REG))  \
        !          1143:    || ((CLASS1) == STACK_POINTER_REG && (CLASS2) == FRAME_POINTER_REG)                              \
        !          1144:    || ((CLASS2) == STACK_POINTER_REG && (CLASS1) == FRAME_POINTER_REG)                              \
        !          1145:    || ((CLASS1) == FLOAT_REGS && (CLASS2) == GENERAL_REGS)                                          \
        !          1146:    || ((CLASS1) == GENERAL_REGS && (CLASS2) == FLOAT_REGS))                                         \
        !          1147:  ? 4  : 2)
        !          1148: 
        !          1149: #define OUTPUT_JUMP(NORMAL, NO_OV)  \
        !          1150: { if (cc_status.flags & CC_NO_OVERFLOW)                                \
        !          1151:     return NO_OV;                                              \
        !          1152:   return NORMAL; }
        !          1153: 
        !          1154: /* Dividing the output into sections */
        !          1155: 
        !          1156: /* Output before read-only data.  */
        !          1157: 
        !          1158: #define TEXT_SECTION_ASM_OP ".text"
        !          1159: 
        !          1160: /* Output before writable data.  */
        !          1161: 
        !          1162: #define DATA_SECTION_ASM_OP ".data"
        !          1163: 
        !          1164: /* Define the output Assembly Language */
        !          1165: 
        !          1166: /* Output at beginning of assembler file.  */
        !          1167: 
        !          1168: #define ASM_FILE_START(FILE) fprintf (FILE, "#NO_APP\n");
        !          1169: 
        !          1170: /* Output to assembler file text saying following lines
        !          1171:    may contain character constants, extra white space, comments, etc.  */
        !          1172: 
        !          1173: #define ASM_APP_ON "#APP\n"
        !          1174: 
        !          1175: /* Output to assembler file text saying following lines
        !          1176:    no longer contain unusual constructs.  */
        !          1177: 
        !          1178: #define ASM_APP_OFF "#NO_APP\n"
        !          1179: 
        !          1180: /* Output of Data */
        !          1181: 
        !          1182: /* This is how to output an assembler line defining a `double' constant.  */
        !          1183: 
        !          1184: #define ASM_OUTPUT_DOUBLE(FILE,VALUE)  \
        !          1185:   fprintf (FILE, "\t.double 0d%.20e\n", (VALUE))
        !          1186: 
        !          1187: /* This is how to output an assembler line defining a `float' constant.  */
        !          1188: 
        !          1189: #define ASM_OUTPUT_FLOAT(FILE,VALUE)  \
        !          1190:   fprintf (FILE, "\t.float 0f%.20e\n", (VALUE))
        !          1191: 
        !          1192: /* This is how to output an assembler line defining an `int' constant.  */
        !          1193: 
        !          1194: #define ASM_OUTPUT_INT(FILE,VALUE)  \
        !          1195: ( fprintf (FILE, "\t.long "),                  \
        !          1196:   output_addr_const (FILE, (VALUE)),           \
        !          1197:   fprintf (FILE, "\n"))
        !          1198: 
        !          1199: /* Likewise for `char' and `short' constants.  */
        !          1200: 
        !          1201: #define ASM_OUTPUT_SHORT(FILE,VALUE)  \
        !          1202: ( fprintf (FILE, "\t.word "),                  \
        !          1203:   output_addr_const (FILE, (VALUE)),           \
        !          1204:   fprintf (FILE, "\n"))
        !          1205: 
        !          1206: #define ASM_OUTPUT_CHAR(FILE,VALUE)  \
        !          1207: ( fprintf (FILE, "\t.byte "),                  \
        !          1208:   output_addr_const (FILE, (VALUE)),           \
        !          1209:   fprintf (FILE, "\n"))
        !          1210: 
        !          1211: /* This is how to output an assembler line for a numeric constant byte.  */
        !          1212: 
        !          1213: #define ASM_OUTPUT_BYTE(FILE,VALUE)  \
        !          1214:   fprintf (FILE, "\t.byte 0x%x\n", (VALUE))
        !          1215: 
        !          1216: /* This is how to output an assembler line defining an external/static
        !          1217:    address which is not in tree format (for collect.c).  */
        !          1218: 
        !          1219: #define ASM_OUTPUT_LABELREF_AS_INT(STREAM, NAME)                       \
        !          1220: do {                                                                   \
        !          1221:   fprintf (STREAM, "\t.long\t");                                       \
        !          1222:   ASM_OUTPUT_LABELREF (STREAM, NAME);                                  \
        !          1223:   fprintf (STREAM, "\n");                                              \
        !          1224: } while (0)
        !          1225: 
        !          1226: /* This is how to output an insn to push a register on the stack.
        !          1227:    It need not be very fast code.  */
        !          1228: 
        !          1229: #define ASM_OUTPUT_REG_PUSH(FILE,REGNO)  \
        !          1230:   fprintf (FILE, "\tmovd %s,tos\n", reg_names[REGNO])
        !          1231: 
        !          1232: /* This is how to output an insn to pop a register from the stack.
        !          1233:    It need not be very fast code.  */
        !          1234: 
        !          1235: #define ASM_OUTPUT_REG_POP(FILE,REGNO)  \
        !          1236:   fprintf (FILE, "\tmovd tos,%s\n", reg_names[REGNO])
        !          1237: 
        !          1238: /* How to refer to registers in assembler output.
        !          1239:    This sequence is indexed by compiler's hard-register-number (see above).  */
        !          1240: 
        !          1241: #define REGISTER_NAMES \
        !          1242: {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \
        !          1243:  "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \
        !          1244:  "fp", "sp"}
        !          1245: 
        !          1246: /* How to renumber registers for dbx and gdb.
        !          1247:    NS32000 may need more change in the numeration.  */
        !          1248: 
        !          1249: #define DBX_REGISTER_NUMBER(REGNO) ((REGNO < 8) ? (REGNO)+4 : (REGNO))
        !          1250: 
        !          1251: /* This is how to output the definition of a user-level label named NAME,
        !          1252:    such as the label on a static function or variable NAME.  */
        !          1253: 
        !          1254: #ifndef COLLECT
        !          1255: #define ASM_OUTPUT_LABEL(FILE,NAME)    \
        !          1256:   do { assemble_name (FILE, NAME); fputs (":\n", FILE); } while (0)
        !          1257: #else
        !          1258: #define ASM_OUTPUT_LABEL(STREAM,NAME)                                  \
        !          1259: do {                                                                   \
        !          1260:   fprintf (STREAM, "%s:\n", NAME);                                     \
        !          1261: } while (0)
        !          1262: #endif
        !          1263: 
        !          1264: /* This is how to output a command to make the user-level label named NAME
        !          1265:    defined for reference from other files.  */
        !          1266: 
        !          1267: #ifndef COLLECT
        !          1268: #define ASM_GLOBALIZE_LABEL(FILE,NAME) \
        !          1269:   do { fputs (".globl ", FILE); assemble_name (FILE, NAME); fputs ("\n", FILE);} while (0)
        !          1270: #else
        !          1271: #define ASM_GLOBALIZE_LABEL(STREAM,NAME)                               \
        !          1272: do {                                                                   \
        !          1273:   fprintf (STREAM, "\t.globl\t%s\n", NAME);                            \
        !          1274: } while (0)
        !          1275: #endif
        !          1276: 
        !          1277: /* This is how to output a reference to a user-level label named NAME.
        !          1278:    `assemble_name' uses this.  */
        !          1279: 
        !          1280: #define ASM_OUTPUT_LABELREF(FILE,NAME) \
        !          1281:   fprintf (FILE, "_%s", NAME)
        !          1282: 
        !          1283: /* This is how to output an internal numbered label where
        !          1284:    PREFIX is the class of label and NUM is the number within the class.  */
        !          1285: 
        !          1286: #define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM)     \
        !          1287:   fprintf (FILE, "%s%d:\n", PREFIX, NUM)
        !          1288: 
        !          1289: /* This is how to store into the string LABEL
        !          1290:    the symbol_ref name of an internal numbered label where
        !          1291:    PREFIX is the class of label and NUM is the number within the class.
        !          1292:    This is suitable for output with `assemble_name'.  */
        !          1293: 
        !          1294: #define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM)  \
        !          1295:   sprintf (LABEL, "*%s%d", PREFIX, NUM)
        !          1296: 
        !          1297: /* This is how to align the code that follows an unconditional branch.
        !          1298:    Note that 0xa2 is a no-op.  */
        !          1299: 
        !          1300: #define ASM_OUTPUT_ALIGN_CODE(FILE)    \
        !          1301:   fprintf (FILE, "\t.align 2,0xa2\n")
        !          1302: 
        !          1303: /* This is how to output an element of a case-vector that is absolute.
        !          1304:    (The ns32k does not use such vectors,
        !          1305:    but we must define this macro anyway.)  */
        !          1306: 
        !          1307: #define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE)  \
        !          1308:   fprintf (FILE, "\t.long L%d\n", VALUE)
        !          1309: 
        !          1310: /* This is how to output an element of a case-vector that is relative.  */
        !          1311: /* ** Notice that the second element is LI format! */
        !          1312: #define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, VALUE, REL)  \
        !          1313:   fprintf (FILE, "\t.long L%d-LI%d\n", VALUE, REL)
        !          1314: 
        !          1315: /* This is how to output an assembler line
        !          1316:    that says to advance the location counter
        !          1317:    to a multiple of 2**LOG bytes.  */
        !          1318: 
        !          1319: #define ASM_OUTPUT_ALIGN(FILE,LOG)  \
        !          1320:   fprintf (FILE, "\t.align %d\n", (LOG))
        !          1321: 
        !          1322: #define ASM_OUTPUT_SKIP(FILE,SIZE)  \
        !          1323:   fprintf (FILE, "\t.space %u\n", (SIZE))
        !          1324: 
        !          1325: /* This says how to output an assembler line
        !          1326:    to define a global common symbol.  */
        !          1327: 
        !          1328: #define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED)  \
        !          1329: ( fputs (".comm ", (FILE)),                    \
        !          1330:   assemble_name ((FILE), (NAME)),              \
        !          1331:   fprintf ((FILE), ",%u\n", (ROUNDED)))
        !          1332: 
        !          1333: /* This says how to output an assembler line
        !          1334:    to define a local common symbol.  */
        !          1335: 
        !          1336: #define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED)  \
        !          1337: ( fputs (".lcomm ", (FILE)),                   \
        !          1338:   assemble_name ((FILE), (NAME)),              \
        !          1339:   fprintf ((FILE), ",%u\n", (ROUNDED)))
        !          1340: 
        !          1341: /* Store in OUTPUT a string (made with alloca) containing
        !          1342:    an assembler-name for a local static variable named NAME.
        !          1343:    LABELNO is an integer which is different for each call.  */
        !          1344: 
        !          1345: #define ASM_FORMAT_PRIVATE_NAME(OUTPUT, NAME, LABELNO) \
        !          1346: ( (OUTPUT) = (char *) alloca (strlen ((NAME)) + 10),   \
        !          1347:   sprintf ((OUTPUT), "%s.%d", (NAME), (LABELNO)))
        !          1348: 
        !          1349: /* Define the parentheses used to group arithmetic operations
        !          1350:    in assembler code.  */
        !          1351: 
        !          1352: #define ASM_OPEN_PAREN "("
        !          1353: #define ASM_CLOSE_PAREN ")"
        !          1354: 
        !          1355: /* Define results of standard character escape sequences.  */
        !          1356: #define TARGET_BELL 007
        !          1357: #define TARGET_BS 010
        !          1358: #define TARGET_TAB 011
        !          1359: #define TARGET_NEWLINE 012
        !          1360: #define TARGET_VT 013
        !          1361: #define TARGET_FF 014
        !          1362: #define TARGET_CR 015
        !          1363: 
        !          1364: /* Print an instruction operand X on file FILE.
        !          1365:    CODE is the code from the %-spec that requested printing this operand;
        !          1366:    if `%z3' was used to print operand 3, then CODE is 'z'. */
        !          1367: 
        !          1368: /* %$ means print the prefix for an immediate operand.  */
        !          1369: 
        !          1370: #define PRINT_OPERAND_PUNCT_VALID_P(CODE)                              \
        !          1371:   ((CODE) == '$' || (CODE) == '?')
        !          1372: 
        !          1373: #define PRINT_OPERAND(FILE, X, CODE)       print_operand(FILE, X, CODE)
        !          1374: 
        !          1375: /* Print a memory operand whose address is X, on file FILE.  */
        !          1376: 
        !          1377: #define PRINT_OPERAND_ADDRESS(FILE, ADDR) print_operand_address(FILE, ADDR)
        !          1378: 
        !          1379: /* Define functions in ns32k.c and used in insn-output.c.  */
        !          1380: 
        !          1381: extern char *output_move_double ();
        !          1382: extern char *output_shift_insn ();
        !          1383: 
        !          1384: /*
        !          1385: Local variables:
        !          1386: version-control: t
        !          1387: End:
        !          1388: */

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