1 /* 2 * Copyright (c) 2015, 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 jdk.vm.ci.code.CompilationRequest; 26 import jdk.vm.ci.code.CompilationRequestResult; 27 28 /** 29 * HotSpot specific information about the result of a {@link CompilationRequest}. 30 */ 31 public final class HotSpotCompilationRequestResult implements CompilationRequestResult { 32 33 /** 34 * A user readable description of the failure. 35 * 36 * This field is read by the VM. 37 */ 38 private final String failureMessage; 39 40 /** 41 * Whether this is a transient failure where retrying would help. 42 * 43 * This field is read by the VM. 44 */ 45 private final boolean retry; 46 47 /** 48 * Number of bytecodes inlined into the compilation, exclusive of the bytecodes in the root 49 * method. 50 * 51 * This field is read by the VM. 52 */ 53 private final int inlinedBytecodes; 54 HotSpotCompilationRequestResult(String failureMessage, boolean retry, int inlinedBytecodes)55 private HotSpotCompilationRequestResult(String failureMessage, boolean retry, int inlinedBytecodes) { 56 this.failureMessage = failureMessage; 57 this.retry = retry; 58 this.inlinedBytecodes = inlinedBytecodes; 59 } 60 61 @Override getFailure()62 public Object getFailure() { 63 return failureMessage; 64 } 65 66 /** 67 * Creates a result representing a successful compilation. 68 * 69 * @param inlinedBytecodes number of bytecodes inlined into the compilation, exclusive of the 70 * bytecodes in the root method 71 */ success(int inlinedBytecodes)72 public static HotSpotCompilationRequestResult success(int inlinedBytecodes) { 73 return new HotSpotCompilationRequestResult(null, true, inlinedBytecodes); 74 } 75 76 /** 77 * Creates a result representing a failed compilation. 78 * 79 * @param failureMessage a description of the failure 80 * @param retry whether this is a transient failure where retrying may succeed 81 */ failure(String failureMessage, boolean retry)82 public static HotSpotCompilationRequestResult failure(String failureMessage, boolean retry) { 83 return new HotSpotCompilationRequestResult(failureMessage, retry, 0); 84 } 85 getFailureMessage()86 public String getFailureMessage() { 87 return failureMessage; 88 } 89 getRetry()90 public boolean getRetry() { 91 return retry; 92 } 93 getInlinedBytecodes()94 public int getInlinedBytecodes() { 95 return inlinedBytecodes; 96 } 97 } 98