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Motorola DSP96002 User Manual

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MOTOROLA

DSP96002 USER’S MANUAL

D-19

.

Note 1

The xx...xx pattern for the signaling NaNs indicates any NON-ZERO bit pattern.

MOVE EXPONENT RANGE INPUT DATA TAGS MOVE MOVE
IN (UNBIASED) OUT OUT
TYPE U V TYPE RESULT

SP e= 128 signaling NaN (SNAN) 0 0 SP CORRECT
Fraction= written as DP SNAN
.0xx...xx read as SNAN (see Note 1) DP CORRECT

SP e= 128 non signaling NaN (QNAN) 0 0 SP CORRECT
Fraction= written as DP QNAN
.1xx...xx read as QNAN (see Note 2) DP CORRECT

SP e= 128 infinity in SP 0 0 SP CORRECT
Fraction= written as DP infinity
.000...00 read as infinity (all formats) DP CORRECT

SP -127
DP CORRECT

SP -150
DP WRONG

DP e= 1024 signaling NaN (SNAN) 0 0 SP CORRECT
Fraction= written as DP SNAN
.0xx...xx read as SNAN (see Notes 1,3) DP CORRECT

DP e= 1024 non signaling NaN (QNAN) 0 0 SP CORRECT
Fraction= written as DP QNAN
.1xx...xx read as QNAN (see Note 2) DP CORRECT

DP e= 1024 infinity in SP 0 0 SP CORRECT
Fraction= written as DP infinity
.000...00 read as infinity (all formats) DP CORRECT

DP -127 normalized in DP/SEP
DP CORRECT

DP -127
DP CORRECT

DP -150 normalized in DP/SEP
DP CORRECT

DP -1023 normalized in DP/SEP
DP CORRECT

DP -1054
DP CORRECT

Figure C- 1. Floating-Point Moves Summary