Analog Devices ADSP-BF53x Blackfin Reference page 784

ADSP-BF535 Flags
Table A-1. ASTAT Flag Behavior for the ADSP-BF535 (Cont'd)
Instruction
Move Register (acc to dreg)
Move Conditional
Move Half to Full Word – Zero-Extended
Move Half to Full Word – Sign-Extended
Move Register Half (except acc to half dreg)
Move Register Half (acc to half dreg)
Move Byte – Zero-Extended
Move Byte – Sign-Extended
--SP (Push)
--SP (Push Multiple)
SP++ (Pop)
SP++ (Pop Multiple)
LINK, UNLINK
Compare Data Register
Compare Pointer
Compare Accumulator
Move CC
Negate CC
& (AND)
~ (NOT One's-Complement)
– 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-4 ADSP-BF53x/BF56x Blackfin Processor Programming Reference
AC0_
CC AZ AN
COPY
– U U
– – –
– * **
– * *
– – –
– U U
– * *
– * *
– – –
– – –
– – –
– – –
– – –
* * *
* – –
* * *
– * *
* – –
– * *
– * *
V_
AQ
COPY
– U –
– – –
** ** –
** ** –
– – –
– U –
** ** –
** ** –
– – –
– – –
– – –
– – –
– – –
* U –
– – –
* U –
* * *
– – –
** ** –
** ** –