Register Files
2-10
ADSP-BF53x/BF56x Blackfin Processor Programming Reference
• 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
ASTAT Status Flags
AZ
AN
AC0
AC0_COPY
AC1
AV0
AVS
AV1
AV1S
CC
V
V_COPY
VS
allreg = allreg ;
1
–
–
–
–
–
–
–
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 ;
–
–
–
–
–
–
–
Содержание ADSP-BF53x Blackfin
Страница 38: ...Conventions xxxviii ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 134: ...System Reset and Powerup 3 18 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 324: ...Instruction Overview 7 20 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 486: ...Instruction Overview 13 28 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 512: ...Instruction Overview 14 26 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 604: ...Instruction Overview 15 92 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 688: ...Instruction Overview 18 48 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 742: ...Instruction Overview 19 54 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 752: ...Examples 20 10 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 780: ...Product Identification Register 21 28 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 790: ...ADSP BF535 Flags A 10 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 800: ...Performance Monitor Registers B 10 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 994: ...Instructions Listed By Operation Code C 194 ADSP BF53x BF56x Blackfin Processor Programming Reference...
Страница 1042: ...Index I 40 ADSP BF53x BF56x Blackfin Processor Programming Reference...