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Annotation of 43BSD/usr.bin/f77/include/machdefs.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * machdefs.h
        !             3:  *
        !             4:  * Machine definitions for f77 compiler, pass 1.  VAX version.
        !             5:  *
        !             6:  * University of Utah CS Dept modification history:
        !             7:  *
        !             8:  * $Header: machdefs.h,v 2.2 85/01/14 03:41:13 donn Exp $
        !             9:  * $Log:       machdefs.h,v $
        !            10:  * Revision 2.2  85/01/14  03:41:13  donn
        !            11:  * Added changes to make the storage used for constants that are passed
        !            12:  * as arguments to functions come out read-only.
        !            13:  * 
        !            14:  * Revision 2.1  84/07/19  12:55:11  donn
        !            15:  * Changed comment header to UofU.
        !            16:  * 
        !            17:  * Revision 1.3  84/07/02  12:04:42  donn
        !            18:  * I goofed when I added the original changes for SZFLOAT and SZDOUBLE.
        !            19:  * Thanks to Raleigh Romine for pointing this out (sigh).
        !            20:  * 
        !            21:  * Revision 1.2  84/02/28  20:46:16  donn
        !            22:  * Added definitions for SZFLOAT and SZDOUBLE, needed by Berkeley changes to
        !            23:  * produce shorter offsets to variables in machine code.
        !            24:  * 
        !            25:  */
        !            26: 
        !            27: #ifndef TARGET
        !            28: TARGET NOT DEFINED !!!
        !            29: #endif
        !            30: #if TARGET!=VAX
        !            31: Target= TARGET OUT OF RANGE!!
        !            32: #endif
        !            33: 
        !            34: #ifndef FAMILY
        !            35: FAMILY NOT DEFINED!!!
        !            36: #endif
        !            37: #if FAMILY!=PCC && FAMILY!=DMR
        !            38: Family = FAMILY OUT OF RANGE
        !            39: #endif
        !            40: 
        !            41: #define SDB 1
        !            42: 
        !            43: #define TYLENG         TYLONG
        !            44: 
        !            45: #define TYINT          TYLONG
        !            46: #define SZADDR         4
        !            47: #define SZSHORT                2
        !            48: #define SZINT          4
        !            49: #define SZFLOAT                4
        !            50: #define SZDOUBLE       8
        !            51: 
        !            52: #define SZLONG         4
        !            53: #define SZLENG         SZLONG
        !            54: 
        !            55: #define ALIADDR SZADDR
        !            56: #define ALISHORT SZSHORT
        !            57: #define ALILONG 4
        !            58: #define ALIDOUBLE 4
        !            59: #define ALIINT ALILONG
        !            60: #define ALILENG        ALILONG
        !            61: 
        !            62: #define AUTOREG 13
        !            63: #define ARGREG 12
        !            64: #define CARGREG 12
        !            65: #define ARGOFFSET 4
        !            66: #define SAVESPACE 40
        !            67: 
        !            68: 
        !            69: #define FUDGEOFFSET 1
        !            70: #define BITSPERCHAR 8
        !            71: #define XL 16
        !            72: 
        !            73: #define USETEXT        ".text\t0"
        !            74: #define USECONST       ".text\t1"
        !            75: #define USEBSS ".data\t0"
        !            76: #define USEINIT        ".data\t1"
        !            77: 
        !            78: #define BLANKCOMMON "_BLNK_"
        !            79: 
        !            80: #define LABELFMT "%s:\n"
        !            81: 
        !            82: #define MAXREGVAR 5
        !            83: #define TYIREG TYLONG
        !            84: #define MSKIREG  (M(TYSHORT)|M(TYLONG))
        !            85: 
        !            86: #define MAXINT 2147483647
        !            87: #define MININT  ((-2147483647) - 1)
        !            88: 
        !            89: #define MAXBYTE        255
        !            90: #define BYTESIZE       8
        !            91: 
        !            92: #define SMALLVAR(x) ((x) < 512)

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