Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.api/src/com/oracle/truffle/api/frame/FrameSlot.java @ 21586:6da76343d830
Merge.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
---|---|
date | Fri, 29 May 2015 12:09:07 +0200 |
parents | 9d55732d0880 |
children |
line wrap: on
line source
/* * Copyright (c) 2012, 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. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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.oracle.truffle.api.frame; import com.oracle.truffle.api.*; import com.oracle.truffle.api.CompilerDirectives.CompilationFinal; /** * A slot in a frame that can store a value of a given type. */ public final class FrameSlot implements Cloneable { private final FrameDescriptor descriptor; private final Object identifier; private final Object info; private final int index; @CompilationFinal private FrameSlotKind kind; public FrameSlot(FrameDescriptor descriptor, Object identifier, Object info, int index, FrameSlotKind kind) { this.descriptor = descriptor; this.identifier = identifier; this.info = info; this.index = index; this.kind = kind; } public Object getIdentifier() { return identifier; } public Object getInfo() { return info; } public int getIndex() { return index; } public FrameSlotKind getKind() { return kind; } public void setKind(final FrameSlotKind kind) { if (this.kind != kind) { CompilerDirectives.transferToInterpreter(); this.kind = kind; this.descriptor.updateVersion(); } } @Override public String toString() { return "[" + index + "," + identifier + "," + kind + "]"; } public FrameDescriptor getFrameDescriptor() { return this.descriptor; } }