Mercurial > hg > truffle
view graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/ArraySubstitutions.java @ 21925:64475dbf6aec
Move instantiation checks from methods substitutions to the lowering of DynamicNewInstanceNode and DynamicNewArrayNode, so that Unsafe.allocateInstance and Array.newInstance can be intrinsified to a single node.
author | Christian Wimmer <christian.wimmer@oracle.com> |
---|---|
date | Wed, 10 Jun 2015 17:23:19 -0700 |
parents | 2c6802ac343c |
children |
line wrap: on
line source
/* * Copyright (c) 2013, 2014, 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.nodes.*; import com.oracle.graal.nodes.java.*; import com.oracle.jvmci.meta.*; // JaCoCo Exclude /** * Substitutions for {@link java.lang.reflect.Array} methods. */ public class ArraySubstitutions { public static int getLength(Object array) { if (!array.getClass().isArray()) { DeoptimizeNode.deopt(DeoptimizationAction.None, DeoptimizationReason.RuntimeConstraint); } return ArrayLengthNode.arrayLength(array); } }