Mercurial > hg > truffle
view graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/virtual/VirtualBoxingNode.java @ 11496:b36028c30a81
Allow escape analysis to ignore object identity correctness for types marked via the CompilerDirectives.ValueType annotation.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Sun, 01 Sep 2013 19:46:15 +0200 |
parents | 3fdbe6a68103 |
children | 83fd2094ff66 |
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/* * Copyright (c) 2013, 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.oracle.graal.nodes.virtual; import com.oracle.graal.api.meta.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.extended.*; public class VirtualBoxingNode extends VirtualInstanceNode { private final Kind boxingKind; public VirtualBoxingNode(ResolvedJavaType type, Kind boxingKind) { super(type, false); this.boxingKind = boxingKind; } @Override public VirtualBoxingNode duplicate() { return new VirtualBoxingNode(type(), boxingKind); } @Override public ValueNode getMaterializedRepresentation(FixedNode fixed, ValueNode[] entries, int[] locks) { assert entries.length == 1; assert locks.length == 0; return new BoxNode(entries[0], type(), boxingKind); } }