Class DUP2_X2

  • All Implemented Interfaces:
    java.lang.Cloneable

    public class DUP2_X2
    extends StackInstruction
    DUP2_X2 - Duplicate two top operand stack words and put four down
    Stack: ..., word4, word3, word2, word1 -> ..., word2, word1, word4, word3, word2, word1
    • Constructor Detail

      • DUP2_X2

        public DUP2_X2()
    • Method Detail

      • accept

        public void accept​(Visitor v)
        Call corresponding visitor method(s). The order is: Call visitor methods of implemented interfaces first, then call methods according to the class hierarchy in descending order, i.e., the most specific visitXXX() call comes last.
        Specified by:
        accept in class Instruction
        Parameters:
        v - Visitor object