Analog Devices ADSP-BF53x Blackfin Reference page 70

Register Files
• Option (X) denotes sign extended.
• Option (Z) denotes zero extended.
• * Indicates the flag may be set or cleared, depending on the result
of the instruction.
• ** Indicates the flag is cleared.
• – Indicates no effect.
Table 2-1. Register File Instruction Summary
Instruction
1
allreg = allreg ;
An = An ;
An = Dreg ;
Dreg_even = A0 ;
Dreg_odd = A1 ;
Dreg_even = A0,
Dreg_odd = A1 ;
Dreg_odd = A1,
Dreg_even = A0 ;
IF CC DPreg = DPreg ;
IF ! CC DPreg = DPreg ;
Dreg = Dreg_lo (Z) ;
Dreg = Dreg_lo (X) ;
An.X = Dreg_lo ;
Dreg_lo = An.X ;
An.L = Dreg_lo ;
2-10 ADSP-BF53x/BF56x Blackfin Processor Programming Reference
ASTAT Status Flags
AZ AN AC0
AC0_COPY
AC1
– – –
– – –
– – –
* * –
* * –
* * –
* * –
– – –
– – –
* ** **
* * **
– – –
– – –
– – –
AV0 AV1 CC
AVS AV1S
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
V
V_COPY
VS
–
–
–
*
*
*
*
–
–
**/–
**/–
–
–
–