Altera Nios II User Manual page 255

Chapter 8: Instruction Set Reference
Instruction Set Reference
nextpc
Operation:
Assembler Syntax:
Example:
Description:
Usage:
Exceptions:
Instruction Type:
Instruction Fields:
31 30 29 28 27 26 25
0
February 2014 Altera Corporation
rC ← PC + 4
nextpc rC
nextpc r6
Stores the address of the next instruction to register rC.
A relocatable code fragment can use nextpc to calculate the address of its data segment.
nextpc is the only way to access the PC directly.
None
R
C = Register index of operand rC
24 23 22 21 20 19 18 17
0 C
get address of following instruction
16 15 14 13 12 11 10 9
0x1c
8 7 6 5 4 3 2 1
0 0x3a
Nios II Processor Reference Handbook
8–75
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