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IBM System/7 Functional Characteristics - All about the IBM 1130 ...

IBM System/7 Functional Characteristics - All about the IBM 1130 ...

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1111■11111■111111111 1 1111111111M ■111111111111!,Shift left logicalMnemonicExecutiontime (ns)Op codeRModifierCountHex equivalentDescription of instruction[P]SLL 400* 00010 000 001 X XXXX 10 X X Contents of Acc shift left number of countsin Disp[P]SLL 400* 00010 001 001 X XXXX 11XX Contents of XR1 shift left number of countsin Disp[P]SLL 400* 00010 010 001 X XXXX 1 2 X X Contents of XR2 shift left number of countsin Disp[P]SLL 400* 00010 011 001 X XXXX 1 3 X X Contents of XR3 shift left number of countsin Disp[P]SLL 400* 00010 100 001 X XXXX 1 4 X X Contents of XR4 shift left number of countsin Disp[P]SLL 400* 00010 101 001 X XXXX 1 5 X X Contents of XR5 shift left number of countsin Disp[P[SLL 400* 00010 110 001 X XXXX 1 6 X X Contents of XR6 shift left number of countsin Disp[P] SLL 400* 00010 111 001 X XXXX 1 7 X X Contents of XR7 shift left number of countsin Disp*Add to execution time: 50N + [50] , where N = number of bits shifted, and [50] = added time for odd number of shift counts.Shift right arithmeticMnemonicExecutiontime (ns)Op codeRModifierCountHex equivalentDescription of instruction[P] SRA 400* 00010 000 011 X XXXX 10 X X Contents of Acc shift right number of countsin Disp and sign bit value shifted in[P] SRA 44)0* 00010 001 011 X XXXX 1 1 X X Contents of XR 1 shift right number of countsin Disp and sign bit value shifted in[P] SRA 400 * 00010 010 011 X XXXX 1 2 X X Contents of XR2 shift right number of countsin Disp and sign bit value shifted in[P] SRA 400* 00010 011 011 X XXXX 1 3 X X Contents of XR3 shift right number of countsin Disp and sign bit value shifted in[P]SRA 400 * 00010 100 011 X XXXX 1 4 X X Contents of XR4 shift right number of countsin Disp and sign bit value shifted in[P] SRA 400 * 00010 101 011 X XXXX 1 5 X X Contents of XR5 shift right number of countsin Disp and sign bit value shifted in[13] SRA 400 * 00010 110 011 X XXXX 1 6 X X Contents of XR6 shift right number of countsin Disp and sign bit value shifted in[P] SRA 400 * 00010 111 011 X XXXX 1 7 X X Contents of XR7 shift right number of countsin Disp and sign bit value shifted in*Add to execution time: 50N + [50] , where N = number of bits shifted, and [50] = added time for odd number of shift counts.See key to symbols on page A-1A-20 GA34-0003

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