The Nios II instructions are..

It seems like you haven't provided a specific question about the Nios II instructions. Nios II is a 32-bit embedded-processor architecture designed by Altera (now part of Intel). It's used in programmable logic devices and is quite popular in the field of digital electronics and system-on-chip designs.

The Nios II instruction set is quite comprehensive and includes:

1. Arithmetic and Logic Instructions: These include add, subtract, multiply, divide, and, or, not, etc.

2. Load and Store Instructions: These instructions are used to move data between the processor and memory.

3. Control Flow Instructions: These include jump, branch, call, return, etc.

4. Comparison Instructions: These include instructions for equality, inequality, less than, greater than, etc.

5. Shift and Rotate Instructions: These instructions are used to shift or rotate bits in a word.

6. Special Purpose Instructions: These include instructions for specific tasks like interrupt handling, synchronization, etc.

If you have a specific question about Nios II instructions, please provide more details.