com.github.anilople.javajvm.instructions.stack.DUP2 Maven / Gradle / Ivy

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package com.github.anilople.javajvm.instructions.stack;

import com.github.anilople.javajvm.instructions.BytecodeReader;
import com.github.anilople.javajvm.instructions.Instruction;
import com.github.anilople.javajvm.runtimedataarea.Frame;

public class DUP2 implements Instruction {

    @Override
    public void fetchOperands(BytecodeReader bytecodeReader) {

    }

    @Override
    public void execute(Frame frame) {
        throw new RuntimeException("Now cannot support " + this.getClass());
//        int nextPc = frame.getNextPc() + this.size();
//        frame.setNextPc(nextPc);
    }

    @Override
    public int size() {
        return 1;
    }
}