package hatelace.instructions;

import hatelace.*;

public class Add extends Instruction {
    private Address src;
    private Word imm;
    private Address dest;

    /** Add immediate value to memory address. */
    public Add(Address src, Word imm, Address dest) {
        this.src = src;
        this.imm = imm;
        this.dest = dest;
    }

    public void execute(Memory memory, ProgramCounter PC) {
        memory.write(this.dest, memory.read(this.src).add(this.imm));
        PC.incPC();
    }

    protected String opcode() {
        return "ADD";
    }

    public String toString() {
        return String.format("%s [%s] %s [%s]", this.opcode(), this.src, this.imm, this.dest);
    }

    protected Object[] operands() {
        return new Object[] { this.src, this.imm, this.dest };
    }
}