Altera Nios II User Manual page 256

8–76
nop
Operation:
Assembler Syntax:
Example:
Description:
Pseudo-instruction:
Nios II Processor Reference Handbook
None
nop
nop
nop does nothing.
nop is implemented as add r0, r0, r0.
Chapter 8: Instruction Set Reference
Instruction Set Reference
no operation
February 2014 Altera Corporation