sparcoperand.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 34 行

// $Id: SPARCOperand.java,v 1.4 1999/11/04 16:53:41 deberg Exp $

package java6035.tools.ASM;

/**
 * SPARCOperand represents operands in a SPARC instruction.
 */

public abstract class SPARCOperand 
{
    protected static final int SPARCIMMED    = 4;
    protected static final int SPARCREGISTER = 5;
    protected static final int SPARCADDRESS  = 6;

    protected abstract int sparc_op_kind();

    public boolean isSPARCImmed()
    {
	return sparc_op_kind() == SPARCIMMED;
    }

    public boolean isSPARCRegister()
    {
	return sparc_op_kind() == SPARCREGISTER;
    }

    public boolean isSPARCAddress()
    {
	return sparc_op_kind() == SPARCADDRESS;
    }
}