author | chegar |
Thu, 17 Oct 2019 20:54:25 +0100 | |
branch | datagramsocketimpl-branch |
changeset 58679 | 9c3209ff7550 |
parent 58678 | 9cf78a70fa4f |
parent 58299 | 6df94ce3ab2f |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package org.graalvm.compiler.hotspot.replacements; |
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import static org.graalvm.compiler.hotspot.GraalHotSpotVMConfig.INJECTED_VMCONFIG; |
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import static org.graalvm.compiler.hotspot.replacements.HotSpotReplacementsUtil.JAVA_THREAD_OSTHREAD_LOCATION; |
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import static org.graalvm.compiler.hotspot.replacements.HotSpotReplacementsUtil.JAVA_THREAD_THREAD_OBJECT_LOCATION; |
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import static org.graalvm.compiler.hotspot.replacements.HotSpotReplacementsUtil.osThreadInterruptedOffset; |
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import static org.graalvm.compiler.hotspot.replacements.HotSpotReplacementsUtil.osThreadOffset; |
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import static org.graalvm.compiler.hotspot.replacements.HotSpotReplacementsUtil.threadObjectOffset; |
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import static jdk.internal.vm.compiler.word.LocationIdentity.any; |
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import org.graalvm.compiler.api.replacements.ClassSubstitution; |
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import org.graalvm.compiler.api.replacements.MethodSubstitution; |
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import org.graalvm.compiler.hotspot.nodes.CurrentJavaThreadNode; |
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import org.graalvm.compiler.word.Word; |
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/** |
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* Substitutions for {@link java.lang.Thread} methods. |
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*/ |
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@ClassSubstitution(Thread.class) |
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public class ThreadSubstitutions { |
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/** |
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* hidden in 9. |
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*/ |
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@MethodSubstitution(isStatic = false, optional = true) |
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public static boolean isInterrupted(final Thread thisObject, boolean clearInterrupted) { |
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Word javaThread = CurrentJavaThreadNode.get(); |
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Object thread = javaThread.readObject(threadObjectOffset(INJECTED_VMCONFIG), JAVA_THREAD_THREAD_OBJECT_LOCATION); |
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if (thisObject == thread) { |
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Word osThread = javaThread.readWord(osThreadOffset(INJECTED_VMCONFIG), JAVA_THREAD_OSTHREAD_LOCATION); |
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boolean interrupted = osThread.readInt(osThreadInterruptedOffset(INJECTED_VMCONFIG), any()) != 0; |
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if (!interrupted || !clearInterrupted) { |
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return interrupted; |
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} |
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} |
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58040
d99af76d7689
8226953: AOT: assert(oopDesc::is_oop(obj)) failed: not an oop
iveresov
parents:
52910
diff
changeset
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return isInterrupted(thisObject, clearInterrupted); |
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} |
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} |