/*
* Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.sun.max.asm.sparc;
import com.sun.max.asm.*;
/**
* The class defining the symbolic identifiers for the floating-point registers.
*/
public class FPR extends AbstractSymbolicArgument {
FPR(int value) {
super("F" + value, value);
}
public static final class Single extends FPR implements SFPR {
private Single(int value) {
super(value);
}
}
public static final class Double extends FPR implements DFPR {
private Double(int value) {
super(value);
}
}
public static final class SingleDouble extends FPR implements SFPR, DFPR {
private SingleDouble(int value) {
super(value);
}
}
public static final class DoubleQuadruple extends FPR implements DFPR, QFPR {
private DoubleQuadruple(int value) {
super(value);
}
}
public static final class SingleDoubleQuadruple extends FPR implements SFPR, DFPR, QFPR {
private SingleDoubleQuadruple(int value) {
super(value);
}
}
public static final SingleDoubleQuadruple F0 = new SingleDoubleQuadruple(0);
public static final Single F1 = new Single(1);
public static final SingleDouble F2 = new SingleDouble(2);
public static final Single F3 = new Single(3);
public static final SingleDoubleQuadruple F4 = new SingleDoubleQuadruple(4);
public static final Single F5 = new Single(5);
public static final SingleDouble F6 = new SingleDouble(6);
public static final Single F7 = new Single(7);
public static final SingleDoubleQuadruple F8 = new SingleDoubleQuadruple(8);
public static final Single F9 = new Single(9);
public static final SingleDouble F10 = new SingleDouble(10);
public static final Single F11 = new Single(11);
public static final SingleDoubleQuadruple F12 = new SingleDoubleQuadruple(12);
public static final Single F13 = new Single(13);
public static final SingleDouble F14 = new SingleDouble(14);
public static final Single F15 = new Single(15);
public static final SingleDoubleQuadruple F16 = new SingleDoubleQuadruple(16);
public static final Single F17 = new Single(17);
public static final SingleDouble F18 = new SingleDouble(18);
public static final Single F19 = new Single(19);
public static final SingleDoubleQuadruple F20 = new SingleDoubleQuadruple(20);
public static final Single F21 = new Single(21);
public static final SingleDouble F22 = new SingleDouble(22);
public static final Single F23 = new Single(23);
public static final SingleDoubleQuadruple F24 = new SingleDoubleQuadruple(24);
public static final Single F25 = new Single(25);
public static final SingleDouble F26 = new SingleDouble(26);
public static final Single F27 = new Single(27);
public static final SingleDoubleQuadruple F28 = new SingleDoubleQuadruple(28);
public static final Single F29 = new Single(29);
public static final SingleDouble F30 = new SingleDouble(30);
public static final Single F31 = new Single(31);
public static final DoubleQuadruple F32 = new DoubleQuadruple(32);
public static final Double F34 = new Double(34);
public static final DoubleQuadruple F36 = new DoubleQuadruple(36);
public static final Double F38 = new Double(38);
public static final DoubleQuadruple F40 = new DoubleQuadruple(40);
public static final Double F42 = new Double(42);
public static final DoubleQuadruple F44 = new DoubleQuadruple(44);
public static final Double F46 = new Double(46);
public static final DoubleQuadruple F48 = new DoubleQuadruple(48);
public static final Double F50 = new Double(50);
public static final DoubleQuadruple F52 = new DoubleQuadruple(52);
public static final Double F54 = new Double(54);
public static final DoubleQuadruple F56 = new DoubleQuadruple(56);
public static final Double F58 = new Double(58);
public static final DoubleQuadruple F60 = new DoubleQuadruple(60);
public static final Double F62 = new Double(62);
private static final FPR[] singleValues = {F0, F1, F2, F3, F4, F5, F6, F7,
F8, F9, F10, F11, F12, F13, F14, F15,
F16, F17, F18, F19, F20, F21, F22, F23,
F24, F25, F26, F27, F28, F29, F30, F31};
private static final FPR[] doubleValues = {F0, F2, F4, F6, F8, F10, F12, F14, F16, F18, F20, F22, F24, F26, F28, F30,
F32, F34, F36, F38, F40, F42, F44, F46, F48, F50, F52, F54, F56, F58, F60, F62};
private static final FPR[] quadrupleValues = {F0, F4, F8, F12, F16, F20, F24, F28, F32, F36, F40, F44, F48, F52, F56, F60};
public static FPR fromValue(int value) {
if (value <= 31) {
return singleValues[value];
}
if ((value & 0x1) == 0) {
return doubleValues[value >> 1];
}
throw new IllegalArgumentException();
}
}