This is a website for demonstration of how most of the basic instructions work in MIPS architecture. Supported Instruction set:
| Instruction | Format |
|---|---|
| Add | add $rd, $rs, $rt |
| Sub | sub $rd, $rs, $rt |
| And | and $rd, $rs, $rt |
| Or | or $rd, $rs, $rt |
| JR | jr $rs |
| Add Immediate | addi $rt, $rs, immediate |
| Store Word | sw $rt, offset($rs) |
| Load Word | lw $rt, offset($rs) |
| Branch Equal | beq $rs, $rt, label |
| J | j label |
| Jal | jal label |
Available Here
Basic datapath needs to modification for some instructions. I didn't find any recources for combinational logic of alu control that can handle those instructions. I started with this design
https://www.comp.nus.edu.sg/~adi-yoga/CS2100/ch08c2/
then I modified the logic to cater for this.
https://www.cs.princeton.edu/courses/archive/fall15/cos375/lectures/08-Control-3x1.pdf
Contributions, issues and feature requests are welcome.