A modification of a previous submission:

             LA     R1,8
             IC      R2,BYTE
STC      LA      R15,RESULT-1(R1)
            STC    R2,0(,R15)
            NI       0(R15),X'01'
            OI       0(R15),X'F0'
            SRL    R2,1
            BCT   R1,STC
*
BYTE     DC    B'01110101'        Sample input
RESULT   DS    CL8                Output

          32  Instructions
          0    Literals
          1  Input Area
          8  Output Area

         41  Total Bytes
           8  Total Instructions

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