SEV        SEt two's compliment oVerflow bit
Category:  Bit control
Function:  V bit <-- 1

Effects on the Condition Codes
H = N/A
I = N/A
N = N/A
Z = N/A
V = 1
C = N/A

ADDR    MNEM    OPER        1st     2nd     3rd
MODE    ONIC    FRMT        BYTE    BYTE    BYTE
________________________________________________

IMPL    SEV                 0B