Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/replacements/ThreadSubstitutions.java @ 21556:48c1ebd24120
renamed com.oracle.graal.api[meta|code] modules to com.oracle.jvmci.[meta|code] (JBS:GRAAL-53)
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 27 May 2015 00:36:16 +0200 |
parents | 3d0116ec99c5 |
children | 0e095e2c24e2 |
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/* * Copyright (c) 2012, 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.hotspot.replacements; import static com.oracle.graal.hotspot.replacements.HotSpotReplacementsUtil.*; import static com.oracle.jvmci.meta.LocationIdentity.*; import com.oracle.graal.api.replacements.*; import com.oracle.graal.graph.Node.ConstantNodeParameter; import com.oracle.graal.graph.Node.NodeIntrinsic; import com.oracle.graal.hotspot.nodes.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.word.*; import com.oracle.jvmci.meta.*; /** * Substitutions for {@link java.lang.Thread} methods. */ @ClassSubstitution(java.lang.Thread.class) public class ThreadSubstitutions { @MethodSubstitution(isStatic = false) public static boolean isInterrupted(final Thread thisObject, boolean clearInterrupted) { Word javaThread = CurrentJavaThreadNode.get(); Object thread = javaThread.readObject(threadObjectOffset(), JAVA_THREAD_THREAD_OBJECT_LOCATION); if (thisObject == thread) { Word osThread = javaThread.readWord(osThreadOffset(), JAVA_THREAD_OSTHREAD_LOCATION); boolean interrupted = osThread.readInt(osThreadInterruptedOffset(), any()) != 0; if (!interrupted || !clearInterrupted) { return interrupted; } } return threadIsInterruptedStub(THREAD_IS_INTERRUPTED, thisObject, clearInterrupted); } public static final ForeignCallDescriptor THREAD_IS_INTERRUPTED = new ForeignCallDescriptor("thread_is_interrupted", boolean.class, Object.class, boolean.class); @NodeIntrinsic(ForeignCallNode.class) private static native boolean threadIsInterruptedStub(@ConstantNodeParameter ForeignCallDescriptor descriptor, Thread thread, boolean clearIsInterrupted); }