1 /*

     2  * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    24 

    25 package sun.jvm.hotspot.asm.x86;

    26 

    27 import sun.jvm.hotspot.asm.Register;

    28 import sun.jvm.hotspot.utilities.Assert;

    29 

    30 public class X86FloatRegister extends Register {

    31 

    32    public X86FloatRegister(int number) {

    33       super(number);

    34    }

    35 

    36    public int getNumber() {

    37       return number;

    38    }

    39 

    40    public int getNumberOfRegisters() {

    41       return X86FloatRegisters.getNumRegisters();

    42    }

    43 

    44    public boolean isFloat() {

    45       return true;

    46    }

    47 

    48    public boolean isFramePointer() {

    49       return false;

    50    }

    51 

    52    public boolean isStackPointer() {

    53       return false;

    54    }

    55 

    56    public boolean isValid() {

    57       return number >= 0 && number < X86FloatRegisters.getNumRegisters();

    58    }

    59 

    60    public String toString() {

    61       return X86FloatRegisters.getRegisterName(number);

    62    }

    63 

    64 }