Motorola DSP96002 - Manual (Page 668)

MOTOROLA DSP96002 USER’S MANUAL B-149
B.3.6 Finite(x)
Finite(x) returns the value TRUE if -inf<x<+inf, and returns FALSE otherwise. This is an arithmetic function.
d1=Finite(d0) Program ICycles
Words
ftst d0 #0,d1.l ;set ccr bits 2 2
inc d1 ffinf ;set true if infinite 1 1
--- ---
Totals: 3 3
B.3.7 Isnan(x)
Isnan(x) returns the value TRUE if x is a NaN, and returns FALSE otherwise. This is an arithmetic function.
d1=Isnan(d0) Program ICycles
Words
ftst d0 #0,d1.l ;set ccr bits 2 2
inc d1 ffun ;set true if NaN 1 1
--- ---
Totals: 3 3
B.3.8 x<>y
x<>y is TRUE only when x<y or x>y, and is distinct from x=/=y which means NOT(x=y). This is an arithmetic
function.
d2=d0<>d1 Program ICycles
Words
fcmp d0,d1 #0,d2.l ;set ccr bits 2 2
inc d2 ffgl ;set true if GL 1 1
--- ---
Totals: 3 3