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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: .s3 ! 6: .ti 0 ! 7: SYNOPSIS sys ilgins; arg / ilgins = 33. ! 8: .s3 ! 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: .s3 ! 19: This call is used to implement the floating point simulator, ! 20: which catches and interprets 11/45 floating point ! 21: instructions. ! 22: .s3 ! 23: To return after catching the ! 24: ilgins______ ! 25: trap, execute the rti___ instruction. ! 26: .s3 ! 27: .ti 0 ! 28: SEE ALSO PDP-11 manual ! 29: .s3 ! 30: .ti 0 ! 31: DIAGNOSTICS -- ! 32: .s3 ! 33: .ti 0 ! 34: BUGS --
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