asmlabel.java

来自「用Java实现的编译器。把源代码编译成SPARC汇编程序」· Java 代码 · 共 39 行

// $Id: ASMLabel.java,v 1.4 1999/11/04 16:53:40 deberg Exp $

package java6035.tools.ASM;

/**
 * ASMLabel represents an label in the assembly.
 */

public class ASMLabel extends ASMEntry
{
    protected int asmkind() { return ASMLABEL; }

    /** the label */
    public String label;

    public ASMLabel(String l)
    {
	if (l == null) 
	    throw new ASMException
		("ASMLabel: in constructor: label l must not be null");
	this.label = l;
    }

    /** Return the label */
    public String toString()
    {
	return label;
    }

    /** Returns true if two labels are the same */
    public boolean equals(Object o)
    {
	if (o instanceof ASMLabel && ((ASMLabel)o).label.equals(label))
	    return true;
	return false;
    }
}