Analog Devices ADSP-BF53x Blackfin Reference page 700

Instruction Overview
Table 19-13. ASR Version Shifts
A0.X
A0 00000000
Table 19-14. Where
B
0
1
The path metrics are allowed to overflow, and maximum comparison is
done on the two's-complement circle. Such comparison gives a better
indication of the relative magnitude of two large numbers when a small
number is added/subtracted to both.
Flags Affected
None
The ADSP-BF535 processor has fewer
operate differently than subsequent Blackfin family products. For
more information on the ADSP-BF535 status flags, see
on page
Required Mode
User & Supervisor
Parallel Issue
This instruction can be issued in parallel with specific other 16-bit
instructions. For details, see
19-12 ADSP-BF53x/BF56x Blackfin Processor Programming Reference
BXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
Indicates
y0 is the maximum
y1 is the maximum
A-3.
"Issuing Parallel Instructions" on page
A0.W
flags and some flags
ASTAT
Table A-1
20-1.