Calculate the prediction accuracy of a two-bit branch predictor for the CBNZ at BR1. Assume the predictor is initialized as weakly taken (10). The answer should be formated as a decimal, so 20% accuracy should be represented as .2.

ADD X1, XZR/ 4 OuterLoop: ADD X2, XLR, InnerLoop: ADD X2, X2, -! BR1 : CBNZX2, InnerLoop ADD X1, X1, -1 BR2 : CBNZ X1, OuterLoop pp 43-r-r -e RR ,u ZZ2110 XXX X 122X-X DDDNDN AAACAC pp 00 00 LL rr