Mercurial > hg > graal-compiler
view graal/com.oracle.max.graal.nodes/src/com/oracle/graal/nodes/extended/BoxingMethodPool.java @ 5060:4ed4295ce15f
Update import statements.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Thu, 08 Mar 2012 19:11:12 +0100 |
parents | ed559a528128 |
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/* * Copyright (c) 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.oracle.graal.nodes.extended; import java.util.*; import com.oracle.max.cri.ci.*; import com.oracle.max.cri.ri.*; public class BoxingMethodPool { private final Set<RiMethod> specialMethods = new HashSet<>(); private final RiRuntime runtime; private final RiResolvedMethod[] boxingMethods = new RiResolvedMethod[CiKind.values().length]; private final RiResolvedMethod[] unboxingMethods = new RiResolvedMethod[CiKind.values().length]; private final RiResolvedField[] boxFields = new RiResolvedField[CiKind.values().length]; public BoxingMethodPool(RiRuntime runtime) { this.runtime = runtime; initialize(); } private void initialize() { try { initialize(CiKind.Boolean, Boolean.class, "booleanValue"); initialize(CiKind.Byte, Byte.class, "byteValue"); initialize(CiKind.Char, Character.class, "charValue"); initialize(CiKind.Short, Short.class, "shortValue"); initialize(CiKind.Int, Integer.class, "intValue"); initialize(CiKind.Long, Long.class, "longValue"); initialize(CiKind.Float, Float.class, "floatValue"); initialize(CiKind.Double, Double.class, "doubleValue"); } catch (SecurityException e) { throw new RuntimeException(e); } catch (NoSuchMethodException e) { throw new RuntimeException(e); } } private void initialize(CiKind kind, Class<?> type, String unboxMethod) throws SecurityException, NoSuchMethodException { // Get boxing method from runtime. RiResolvedMethod boxingMethod = runtime.getRiMethod(type.getDeclaredMethod("valueOf", kind.toJavaClass())); specialMethods.add(boxingMethod); boxingMethods[kind.ordinal()] = boxingMethod; // Get unboxing method from runtime. RiResolvedMethod unboxingMethod = runtime.getRiMethod(type.getDeclaredMethod(unboxMethod)); unboxingMethods[kind.ordinal()] = unboxingMethod; specialMethods.add(unboxingMethod); // Get the field that contains the boxed value. RiResolvedField[] fields = runtime.getType(type).declaredFields(); RiResolvedField boxField = fields[0]; assert fields.length == 1 && boxField.kind(false) == kind; boxFields[kind.ordinal()] = boxField; } public boolean isSpecialMethod(RiResolvedMethod method) { return specialMethods.contains(method); } public boolean isBoxingMethod(RiResolvedMethod method) { return isSpecialMethod(method) && method.signature().returnKind(false) == CiKind.Object; } public boolean isUnboxingMethod(RiResolvedMethod method) { return isSpecialMethod(method) && method.signature().returnKind(false) != CiKind.Object; } public RiResolvedMethod getBoxingMethod(CiKind kind) { return boxingMethods[kind.ordinal()]; } public RiResolvedMethod getUnboxingMethod(CiKind kind) { return unboxingMethods[kind.ordinal()]; } public RiResolvedField getBoxField(CiKind kind) { return boxFields[kind.ordinal()]; } }