Mercurial > hg > graal-jvmci-8
view graal/com.oracle.max.graal.examples/src/com/oracle/max/graal/examples/intrinsics/SafeAddNode.java @ 3519:16cee060c446
added NodeInfo annotation
author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Tue, 09 Aug 2011 14:43:41 +0200 |
parents | 9b59afa78775 |
children | 6b841b6b2437 |
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/* * Copyright (c) 2011, 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.max.graal.examples.intrinsics; import com.oracle.max.graal.compiler.gen.*; import com.oracle.max.graal.compiler.ir.*; import com.oracle.max.graal.graph.*; import com.sun.cri.bytecode.*; import com.sun.cri.ci.*; @NodeInfo(shortName = "[+]") public final class SafeAddNode extends IntegerArithmeticNode { public SafeAddNode(Value x, Value y, Graph graph) { super(CiKind.Int, Bytecodes.LADD, x, y, graph); } @SuppressWarnings("unchecked") @Override public <T extends Op> T lookup(Class<T> clazz) { if (clazz == LIRGenerator.LIRGeneratorOp.class) { return (T) GENERATOR_OP; } return super.lookup(clazz); } private static final LIRGenerator.LIRGeneratorOp GENERATOR_OP = new LIRGenerator.LIRGeneratorOp() { @Override public void generate(Node n, LIRGenerator generator) { SafeAddNode add = (SafeAddNode) n; generator.integerAdd(add, add.x(), add.y()); generator.deoptimizeOn(Condition.OF); } }; }