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

Complement registerMnemonicExecutiontime (ns)Op code R Modifier Hex equivalent Description of instruction[P] CR 400 11111 000 0000 1000 F 8 0 8 Complement contents of Acc[P] CR 400 11111 001 0000 1000 F 9 0 8 Complement contents of X R1[P] CR 400 11111 010 0000 1000 F A 0 8 Complement contents of XR2[P] CR 400 11111 011 0000 1000 F B 0 8 Complement contents of XR 3[P] CR 400 11111 100 0000 1000 F C 0 8 Complement contents of X R4[P] CR 400 11111 101 0000 1000 F D 0 8 Complement contents of XR5[P] CR 400 11111 110 0000 1000 F E 0 8 Complement contents of XR 6[P] CR 400 11111 111 0000 1000 F F 0 8 Complement contents of X R7Exclusive ORMnemonicExecutiontime (ns)Op code R Displacement Hex equivalent Description of instruction[P] X 800 11110 000 XXXX XXXX FOXX Exclusive OR contents at EA (IAR+Disp) with Acc[P] X 800 11110 001 XXXX XXXX F 1 X X Exclusive OR contents at EA (X R 1+Disp) with Acc[P] X 800 11110 010 XXXX XXXX F 2 X X Exclusive OR contents at EA (X R 2+Disp) with Acc[P] X 800 11110 011 XXXX XXXX F 3 X X Exclusive OR contents at EA (X R3+D isp) with Acc[P] X 800 11110 100 XXXX XXXX F 4 X X Exclusive OR contents at EA (XR4+Disp) with Acc[P] X 800 11110 101 XXXX XXXX F 5 X X Exclusive OR contents at EA (XR5+Disp) with Acc[P] X 800 11110 110 XXXX XXXX F 6 X X Exclusive OR contents at EA (XR6+Disp) with Acc[P] X 800 11110 111 XXXX XXXX F 7 X X Exclusive OR contents at EA (XR7+Disp) with AccSee key to symbols on page A-1System/7 Instruction Set A-9