Raddr Absolute address. Load the word value at memory address Raddr into Rd. Write the 8-bit immediate into register Rd after sign extending it. Write the 8-bit immediate into register Rd without sign extending it. Optionally clear low bits.
Rs is non-zero.
NOP Stall the machine. Set the PC to the value in register Rs. The unspecified instruction may be encoded as test instructions, no-ops, or not at all. Other project specifications are provided in a separate document.