Mercurial > hg > truffle
view graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/EdgesSubstitutions.java @ 19290:bf166845c7d8
Truffle-DSL: new test examples package to show and explain Truffle-DSL features.
author | Christian Humer <christian.humer@gmail.com> |
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date | Wed, 11 Feb 2015 12:13:44 +0100 |
parents | 45c8f71196ec |
children | b964772c43bd |
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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.replacements; import com.oracle.graal.api.meta.*; import com.oracle.graal.api.replacements.*; import com.oracle.graal.graph.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.replacements.nodes.*; /** * Substitutions for improving the performance of some critical methods in {@link Edges}. These * substitutions improve the performance by forcing the relevant methods to be inlined * (intrinsification being a special form of inlining) and removing a checked cast. The latter * cannot be done directly in Java code as {@link DeferredPiNode} is not available to the project * containing {@link Edges}. */ @ClassSubstitution(Edges.class) public class EdgesSubstitutions { @MethodSubstitution private static Node getNode(Node node, long offset) { return PiNode.piCast(UnsafeLoadNode.load(node, offset, Kind.Object, LocationIdentity.ANY_LOCATION), Node.class); } @MethodSubstitution private static NodeList<?> getNodeList(Node node, long offset) { return PiNode.piCast(UnsafeLoadNode.load(node, offset, Kind.Object, LocationIdentity.ANY_LOCATION), NodeList.class); } @MethodSubstitution private static void putNode(Node node, long offset, Node value) { UnsafeStoreNode.store(node, offset, value, Kind.Object, LocationIdentity.ANY_LOCATION); } @MethodSubstitution private static void putNodeList(Node node, long offset, NodeList<?> value) { UnsafeStoreNode.store(node, offset, value, Kind.Object, LocationIdentity.ANY_LOCATION); } }