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Annotation of 43BSDReno/sys/tahoemath/Kfp.h, revision 1.1

1.1     ! root        1: /*     Kfp.h   1.2     86/01/03        */
        !             2: 
        !             3: /*
        !             4:  * Opcodes to be emulated by kernel software.
        !             5:  */
        !             6: #define        CVLF    0x76
        !             7: #define        CVLD    0x77
        !             8: #define        CVFL    0x86
        !             9: #define        CVDL    0x87
        !            10: #define        LDFD    0x97
        !            11: #define        CVDF    0xa6
        !            12: #define        ADDF    0xc6
        !            13: #define        ADDD    0xc7
        !            14: #define        SUBF    0xd6
        !            15: #define        SUBD    0xd7
        !            16: #define        MULF    0xe6
        !            17: #define        MULD    0xe7
        !            18: #define        DIVF    0xf6
        !            19: #define        DIVD    0xf7
        !            20: #define        SINF    0x05
        !            21: #define        COSF    0x15
        !            22: #define        ATANF   0x25
        !            23: #define        LOGF    0x35
        !            24: #define        SQRTF   0x45
        !            25: #define        EXPF    0x55
        !            26: 
        !            27: /* HFS bits:   */
        !            28: #define HFS_UNDF       0x008   /* float underflow */
        !            29: #define HFS_OVF                0x004   /* float overflow */
        !            30: 
        !            31: #define HFS_RANGE      0x8000  /* set u_error to ERANGE */
        !            32: #define HFS_DOM                0x4000  /* set u_error to EDOM */
        !            33: #define HFS_DIVZ       0x2000  /* divide by zero flag */
        !            34: 
        !            35: /* destination types for the f.p. opcodes:     */
        !            36: #define LONG   01
        !            37: #define FLOAT  02
        !            38: #define        DOUBLE  03
        !            39: 
        !            40: /* exceptions: */
        !            41: #define OVF_EXC                0x003   /* floating overflow */
        !            42: #define UNDF_EXC       0x004   /* floating underflow */
        !            43: #define DIV0_EXC       0x005   /* floating divide by 0 */

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