Rev. 1.50, 10/04, page 207 of 448
Example:
ADDV R0,R1 ;Before execution R0 = H'00000001, R1 = H'7FFFFFFE, T=0
;After execution R1 = H'7FFFFFFF, T=0
ADDV R0,R1 ;Before execution R0 = H'00000002, R1 = H'7FFFFFFE, T=0
;After execution R1 = H'80000000, T=1