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PROGRAMMER'S MODEL S3C2440A RISC MICROPROCESSOR
2-4
R0
R1
R2
R3
R4
R5
R6
R7
R9
R8
R10
R11
R12
R13
R14
R15 (PC)
R0
R1
R2
R3
R4
R5
R6
R7
R9
R8
R10
R11
R12
R13_
svc
R14_
svc
R15 (PC)
R0
R1
R2
R3
R4
R5
R6
R7
R9_
fiq
R10_
fiq
R11_
fiq
R12_
fiq
R13_
fiq
R14_
fiq
R15 (PC)
R8_
fiq
R0
R1
R2
R3
R4
R5
R6
R7
R9
R8
R10
R11
R12
R13_
abt
R14_
abt
R15 (PC)
R0
R1
R2
R3
R4
R5
R6
R7
R9
R8
R10
R11
R12
R13_
irq
R14_
irq
R15 (PC)
R0
R1
R2
R3
R4
R5
R6
R7
R9
R8
R10
R11
R12
R13_
und
R14_
und
R15 (PC)
System & User
FIQ
Supervisor IRQAbort Undefined
ARM State General Registers and Program Counter
ARM State Program Status Registers
CPSR CPSR
SPSR_
fiq
CPSR
SPSR_irq
= banked register
CPSR
SPSR_
und
CPSR
SPSR_
abt
CPSR
SPSR_
svc
Figure 2-3. Register Organization in ARM State