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Motorola DSP96002 User Manual

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MOTOROLA

DSP96002 USER’S MANUAL

B-203

IEEE Recommended Functions and Predicates

DSP96000

Benchmark

Word Icyc

B.3.1 Copysign(x,y)

Arithmetic 1 1

Non-arithmetic 6 7

B.3.2 -x

Arithmetic 1 1

Non-arithmetic 1 2

B.3.3 Scalb(y,N) 1 1

B.3.4 Logb(x) 18

x = NaN 4

x = Infinity 7

x = Zero 16

x = In-range 15

B.3.5 Nextafter(x,y) 32

Either operand a NaN 9

X is signed infinity 7

Result is normalized 26

Result is denormalized 24

Result overflowed 26

B.3.6 Finite(x) 3 3

B.3.7 Isnan(x) 3 3

B.3.8 x<>y 3 3

B.3.9 Unordered(x,y) 3 3

B.3.10 Class(x) 38

Signaling not a number 7

Quiet not a number 10

Negative infinity 15

Negative normalized nonzero 21

Negative denormalized 20

Negative zero 15

Positive zero 19

Positive denormalized 23

Positive normalized nonzero 26

Positive infinity 25

Figure B-1. Standard Benchmark Summary (continued)