Analog Devices ADSP-BF53x Blackfin Reference page 694

Instruction Overview
Example
r7.h=r7.l=sign(r2.h)*r3.h+sign(r2.l)*r3.l ;
• If
•
R2.H
•
R3.H
•
R2.L
•
R3.L
then
•
R7.H
•
R7.L
• If
•
R2.H
•
R3.H
•
R2.L
•
R3.L
then
•
R7.H
•
R7.L
19-6 ADSP-BF53x/BF56x Blackfin Processor Programming Reference
= 2
= 23
= 2001
= 1234
= 1257 (or 1234 + 23)
= 1257
= –2
= 23
= 2001
= 1234
= 1211 (or 1234 – 23)
= 1211