jnr.x86asm.X87Register Maven / Gradle / Ivy
//
// Copyright (C) 2010 Wayne Meissner
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
package jnr.x86asm;
public final class X87Register extends BaseReg {
/** Internal cache of xmm registers */
static final X87Register[] cache = new X87Register[16];
static {
for (int i = 0; i < cache.length; ++i) {
cache[i] = new X87Register(REG.REG_X87 | i, 10);
}
}
private X87Register(int code, int size) {
super(code, size);
}
public static final X87Register st(int idx) {
return x87(idx);
}
public static final X87Register x87(int idx) {
if (idx >= 0 && idx < cache.length) {
return cache[idx];
}
throw new IllegalArgumentException("invalid x87 register");
}
}