B-2 DSP96002 USER’S MANUAL MOTOROLA

B.1.2 N Real Multiplies

c(I) = a(I) * b(I) , I=1,...,N

Program ICycles

Words

move #aaddr,r0 1 1
move #baddr,r4 1 1
move #caddr,r1 1 1
move x:(r0)+,d4.s y:(r4)+,d6.s 1 1
do #n,end 2 3
fmpy.s d4,d6,d0 x:(r0)+,d4.s y:(r4)+,d6.s 1 1
move d0.s,x:(r1)+ 1 1
end --- ---

Totals:

8 2N+7
(8 2N+7)

B.1.3 Real Update

d = c + a * b

Program ICycles

Words

move x:(r0),d4.s y:(r4),d6.s 1 1
fmpy.s d4,d6,d1 x:(r1),d0.s 1 1
fadd.s d1.s,d0.s 1 1
move d0.s,x:(r2) 1 1
--- ---

Totals:

4 4
(4 4)