Motorola DSP96002 User Manual
Page 535
B-16
DSP96002 USER’S MANUAL
MOTOROLA
faddsub.s d1,d7 d0.s,x:(r4) y:(r1)+,d2.s
faddsub.s d3,d2 d1.s,x:(r5)-
faddsub.s d2,d6 x:(r0)-,d1.s d4.s,y:(r5)+n5
faddsub.s d3,d5 x:(r1)-,d0.s d2.s,y:(r4)+
faddsub.s d1,d0 x:(r5),d2.s d6.s,y:(r0)+
ftfr.s d5,d4 x:(r4),d5.s d3.s,y:(r1)
faddsub.s d5,d2 d7.s,x:(r1)+ y:(r4),d7.s
_twopass
move d4.s,y:(r5)+
;
; Middle passes
;
tfr d9,d3 #4,d0.l
clr d2 d8.l,d1.l
sub d0,d3 d2.l,m6
do d3.l,_end_pass
move d0.l,n2
move r2,r0
lsr d1 m2,r6
dec d1 d1.l,n0
dec d1 d1.l,n1
move d1.l,n3
move n0,n4
move n0,n5
lea (r0)+n0,r1
move r0,r4
move r1,r5
move x:(r6)+n6,d9.s y:,d8.s
move y:(r1),d7.s
fmpy.s d8,d7,d3 x:(r1)+,d6.s
fmpy.s d9,d6,d0
fmpy.s d9,d7,d1 y:(r1),d7.s
fmpy d8,d6,d2 fadd.s d3,d0 x:(r0),d4.s
fmpy d8,d7,d3 faddsub.s d4,d0 x:(r1)+,d6.s
do n2,_end_grp
do n3,_end_bfy