Mercurial > hg > truffle
view graal/com.oracle.max.asmdis/src/com/sun/max/asm/gen/ArgumentRange.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 | e233f5660da4 |
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.gen; import com.sun.max.asm.*; /** */ public class ArgumentRange { private final WrappableSpecification specification; private final long minValue; private final long maxValue; public ArgumentRange(WrappableSpecification specification, long minValue, long maxValue) { this.specification = specification; this.minValue = minValue; this.maxValue = maxValue; } public WrappableSpecification wrappedSpecification() { return specification; } public long minValue() { return minValue; } public long maxValue() { return maxValue; } public boolean includes(Argument argument) { return minValue <= argument.asLong() && argument.asLong() <= maxValue; } private boolean appliesInternally = true; public boolean appliesInternally() { return appliesInternally; } public void doNotApplyInternally() { appliesInternally = false; } public static final ArgumentRange UNSPECIFIED = null; }