Mercurial > hg > graal-jvmci-8
view jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotInstalledCode.java @ 23387:a920338dd4d4
remove JVMCIError and UnsafeUtil classes (JDK-8156759)
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 11 May 2016 15:54:36 +0200 |
parents | 1bbd4a7c274b |
children | 1d4ce2d19e52 |
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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 jdk.vm.ci.hotspot; import static jdk.vm.ci.hotspot.UnsafeAccess.UNSAFE; import jdk.vm.ci.code.InstalledCode; import jdk.vm.ci.inittimer.SuppressFBWarnings; import sun.misc.Unsafe; /** * Implementation of {@link InstalledCode} for HotSpot. */ public abstract class HotSpotInstalledCode extends InstalledCode { /** * Total size of the code blob. */ @SuppressFBWarnings(value = "UWF_UNWRITTEN_FIELD", justification = "field is set by the native part") private int size; /** * Start address of the code. */ @SuppressFBWarnings(value = "UWF_UNWRITTEN_FIELD", justification = "field is set by the native part") private long codeStart; /** * Size of the code. */ @SuppressFBWarnings(value = "UWF_UNWRITTEN_FIELD", justification = "field is set by the native part") private int codeSize; public HotSpotInstalledCode(String name) { super(name); } /** * @return the total size of this code blob */ public int getSize() { return size; } @Override public abstract String toString(); @Override public long getStart() { return codeStart; } public long getCodeSize() { return codeSize; } @Override public byte[] getCode() { if (!isValid()) { return null; } byte[] code = new byte[codeSize]; UNSAFE.copyMemory(null, codeStart, code, Unsafe.ARRAY_BYTE_BASE_OFFSET, codeSize); return code; } }