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 24 package compiler.jvmci.common; 25 26 import jdk.vm.ci.code.Architecture; 27 import jdk.vm.ci.code.CompilationRequest; 28 import jdk.vm.ci.code.CompilationRequestResult; 29 import jdk.vm.ci.hotspot.services.HotSpotVMEventListener; 30 import jdk.vm.ci.meta.ResolvedJavaMethod; 31 import jdk.vm.ci.runtime.JVMCICompiler; 32 import jdk.vm.ci.runtime.services.JVMCICompilerFactory; 33 import jdk.vm.ci.runtime.JVMCIRuntime; 34 35 /* 36 * A stub classes to be able to use jvmci 37 */ 38 public class JVMCIHelpers { 39 40 public static class EmptyVMEventListener extends HotSpotVMEventListener { 41 // just empty, using default interface methods 42 } 43 44 public static class EmptyCompilationRequestResult implements CompilationRequestResult { 45 @Override 46 public Object getFailure() { 47 return "no compiler configured"; 48 } 49 } 50 public static class EmptyHotspotCompiler implements JVMCICompiler { 51 52 @Override 53 public CompilationRequestResult compileMethod(CompilationRequest request) { 54 // do nothing 55 return new EmptyCompilationRequestResult(); 56 } 57 } 58 59 public static class EmptyCompilerFactory extends JVMCICompilerFactory { 60 61 @Override 62 public String getCompilerName() { 63 return "EmptyCompiler"; 64 } 65 66 @Override 67 public JVMCICompiler createCompiler(JVMCIRuntime runtime) { 68 return new EmptyHotspotCompiler(); 69 } 70 } 71 }