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Annotation of researchv10dc/dist/man/v3/man2/ilgins.2, revision 1.1

1.1     ! root        1: .pa 1
        !             2: .he 'ILGINS (II)'3/15/72'ILGINS (II)'
        !             3: .ti 0
        !             4: NAME           ilgins  --  catch illegal instruction trap
        !             5: .sp
        !             6: .ti 0
        !             7: SYNOPSIS       sys ilgins; arg  / ilgins = 33.
        !             8: .sp
        !             9: .ti 0
        !            10: DESCRIPTION    ilgins______
        !            11: allows a program to catch illegal instruction traps.
        !            12: If arg___
        !            13: is zero, the normal instruction trap handling is done:
        !            14: the process is terminated and a core image is produced.
        !            15: If arg___
        !            16: is a location within the program, control
        !            17: is passed to arg___ when the trap occurs.
        !            18: .sp
        !            19: This call is used to implement the floating point simulator,
        !            20: which catches and interprets 11/45 floating point
        !            21: instructions.
        !            22: .sp
        !            23: To return after catching the
        !            24: ilgins______
        !            25: trap, execute the rti___ instruction.
        !            26: .sp
        !            27: .ti 0
        !            28: SEE ALSO       PDP-11 manual
        !            29: .sp
        !            30: .ti 0
        !            31: DIAGNOSTICS    --
        !            32: .sp
        !            33: .ti 0
        !            34: BUGS           --

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