Mercurial > hg > truffle
view graal/com.oracle.max.asmdis/src/com/sun/max/asm/amd64/AMD64BaseRegister64.java @ 4213:e4cfa571d8c4
Do not emit stack-to-stack moves.
author | Christian Wimmer <Christian.Wimmer@Oracle.com> |
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date | Tue, 03 Jan 2012 18:47:27 -0800 |
parents | bc8527f3071c |
children |
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/* * 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.amd64; import com.sun.max.asm.x86.*; import com.sun.max.lang.*; import com.sun.max.util.*; /** * Aliases for 64-bit AMD64 general registers to be used as base registers. */ public enum AMD64BaseRegister64 implements GeneralRegister<AMD64BaseRegister64> { RAX_BASE, RCX_BASE, RDX_BASE, RBX_BASE, RSP_BASE, RBP_BASE, RSI_BASE, RDI_BASE, R8_BASE, R9_BASE, R10_BASE, R11_BASE, R12_BASE, R13_BASE, R14_BASE, R15_BASE; public static final Enumerator<AMD64BaseRegister64> ENUMERATOR = new Enumerator<>(AMD64BaseRegister64.class); public static AMD64BaseRegister64 from(GeneralRegister generalRegister) { return ENUMERATOR.get(generalRegister.id()); } public WordWidth width() { return WordWidth.BITS_64; } public int id() { return ordinal(); } public int value() { return id(); } public long asLong() { return value(); } public String externalValue() { return AMD64GeneralRegister64.from(this).externalValue(); } public String disassembledValue() { return AMD64GeneralRegister64.from(this).disassembledValue(); } public Enumerator<AMD64BaseRegister64> enumerator() { return ENUMERATOR; } public AMD64BaseRegister64 exampleValue() { return RBX_BASE; } }