fpp — Apollo

SYSCALLS/FPP - floating point package calls                1987/01/22


Include files:

     C:          /sys/ins/fpp.ins.c
     Fortran:    /sys/ins/fpp.ins.ftn
     Pascal:     /sys/ins/fpp.ins.pas


Procedures and Functions:

    FPP_$CONTROL (options, control-reg, status)
        Reads from or writes to the floating point control register.

    bytes-restored := FPP_$RESTORE(save-area-ptr, status)
        Restores the floating point state.

    bytes-saved := FPP_$SAVE(save-area-ptr, status)
        Saves the floating point state.

    bytes-moved := FPP_$SAVE_RESTORE(save-area-ptr1, save-area-ptr2, status)
        Saves current floating point state, then restores the specified
        floating point state.

    save-area-size := FPP_$SAVE_RESTORE_SIZE
        Returns the number of bytes required for one state save.

    FPP_$STATUS (options, status-reg, status)
        Reads from or writes to the floating point status register.
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