Analog Devices ADSP-BF53x Blackfin Reference page 788

ADSP-BF535 Flags
Table A-1. ASTAT Flag Behavior for the ADSP-BF535 (Cont'd)
Instruction
EXCPT (Force Exception)
Test and Set Byte (Atomic)
No Op
PREFETCH
FLUSH
FLUSHINV
IFLUSH
ALIGN8, ALIGN16, ALIGN24
DISALGNEXCPT
BYTEOP3P (Dual 16-Bit Add / Clip)
Dual 16-Bit Accumulator Extraction with Addition
BYTEOP16P (Quad 8-Bit Add)
BYTEOP1P (Quad 8-Bit Average – Byte)
BYTEOP2P (Quad 8-Bit Average – Half-Word)
BYTEPACK (Quad 8-Bit Pack)
BYTEOP16M (Quad 8-Bit Subtract)
SAA (Quad 8-Bit Subtract-Absolute-Accumulate)
BYTEUNPACK (Quad 8-Bit Unpack)
Add on Sign
VIT_MAX (Compare-Select)
– indicates that the flag is NOT AFFECTED by execution of the instruction
* indicates that the flag is SET OR CLEARED depending on execution of the instruction
** indicates that the flag is CLEARED by execution of the instruction
U indicates that the flag state is UNDEFINED following execution of the instruction; if the value of
this bit is needed for program execution, the program needs to check the bit prior to executing the
instruction with a U in a bit field.
A-8 ADSP-BF53x/BF56x Blackfin Processor Programming Reference
AC0_
CC AZ AN
COPY
– – –
* – –
– – –
– – –
– – –
– – –
– – –
– U U
– – –
– – –
– – –
– U U
– U U
– U U
– U U
– U U
– U U
– U U
– U U
– U U
V_
AQ
COPY
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
U U –
U U –
U U –
U U –
U U –
U U –
U U –
U U –
– – –