1 /* 2 * Copyright (c) 2014, 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package jdk.vm.ci.hotspot; 24 25 import static jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.runtime; 26 27 import jdk.vm.ci.code.TargetDescription; 28 29 public class HotSpotMetaData { 30 private byte[] pcDescBytes; 31 private byte[] scopesDescBytes; 32 private byte[] relocBytes; 33 private byte[] exceptionBytes; 34 private byte[] implicitExceptionBytes; 35 private byte[] oopMaps; 36 private Object[] metadata; 37 38 public HotSpotMetaData(TargetDescription target, HotSpotCompiledCode compiledMethod) { 39 // Assign the fields default values... 40 pcDescBytes = new byte[0]; 41 scopesDescBytes = new byte[0]; 42 relocBytes = new byte[0]; 43 exceptionBytes = new byte[0]; 44 oopMaps = new byte[0]; 45 metadata = new String[0]; 46 // ...some of them will be overwritten by the VM: 47 runtime().getCompilerToVM().getMetadata(target, compiledMethod, this); 48 } 49 50 public byte[] pcDescBytes() { 51 return pcDescBytes; 52 } 53 54 public byte[] scopesDescBytes() { 55 return scopesDescBytes; 56 } 57 58 public byte[] relocBytes() { 59 return relocBytes; 60 } 61 62 public byte[] exceptionBytes() { 63 return exceptionBytes; 64 } 65 66 public byte[] implicitExceptionBytes() { 67 return implicitExceptionBytes; 68 } 69 70 public byte[] oopMaps() { 71 return oopMaps; 72 } 73 74 public Object[] metadataEntries() { 75 return metadata; 76 } 77 }