6502 Sample Code

LDA Y
CMA
INC

ADD X /NEGATIVE Y + X
IF,SPA

BUN ELSE
THEN, LDA X
INC
INC
STA R   //IF (X  >  Y), R = X + 2

BUN FI
ELSE, LDA Y
ADD Y
STA R //ELSE   R = Y + Y

FI, HLT

X, DEC 5
Y, DEC 3
R, DEC 0