1 /* 2 * Copyright (c) 2013, 2019, 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 25 package org.graalvm.compiler.hotspot; 26 27 import org.graalvm.compiler.bytecode.BytecodeProvider; 28 import org.graalvm.compiler.hotspot.meta.HotSpotGCProvider; 29 import org.graalvm.compiler.hotspot.meta.HotSpotGraalConstantFieldProvider; 30 import org.graalvm.compiler.hotspot.meta.HotSpotSnippetReflectionProvider; 31 import org.graalvm.compiler.hotspot.meta.HotSpotStampProvider; 32 import org.graalvm.compiler.hotspot.word.HotSpotWordTypes; 33 import org.graalvm.compiler.phases.tiers.CompilerConfiguration; 34 import org.graalvm.compiler.phases.util.Providers; 35 import org.graalvm.compiler.replacements.classfile.ClassfileBytecodeProvider; 36 37 import jdk.vm.ci.code.Architecture; 38 import jdk.vm.ci.code.TargetDescription; 39 import jdk.vm.ci.hotspot.HotSpotConstantReflectionProvider; 40 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime; 41 import jdk.vm.ci.hotspot.HotSpotMetaAccessProvider; 42 43 public abstract class HotSpotBackendFactory { 44 45 protected HotSpotGraalConstantFieldProvider createConstantFieldProvider(GraalHotSpotVMConfig config, HotSpotMetaAccessProvider metaAccess) { 46 return new HotSpotGraalConstantFieldProvider(config, metaAccess); 47 } 48 49 protected HotSpotWordTypes createWordTypes(HotSpotMetaAccessProvider metaAccess, TargetDescription target) { 50 return new HotSpotWordTypes(metaAccess, target.wordJavaKind); 51 } 52 53 protected HotSpotStampProvider createStampProvider() { 54 return new HotSpotStampProvider(); 55 } 56 57 protected HotSpotGCProvider createGCProvider(GraalHotSpotVMConfig config) { 58 return new HotSpotGCProvider(config); 59 } 60 61 protected HotSpotReplacementsImpl createReplacements(TargetDescription target, Providers p, HotSpotSnippetReflectionProvider snippetReflection, BytecodeProvider bytecodeProvider) { 62 return new HotSpotReplacementsImpl(p, snippetReflection, bytecodeProvider, target); 63 } 64 65 protected ClassfileBytecodeProvider createBytecodeProvider(HotSpotMetaAccessProvider metaAccess, HotSpotSnippetReflectionProvider snippetReflection) { 66 return new ClassfileBytecodeProvider(metaAccess, snippetReflection); 67 } 68 69 protected HotSpotSnippetReflectionProvider createSnippetReflection(HotSpotGraalRuntimeProvider runtime, HotSpotConstantReflectionProvider constantReflection, HotSpotWordTypes wordTypes) { 70 return new HotSpotSnippetReflectionProvider(runtime, constantReflection, wordTypes); 71 } 72 73 /** 74 * Gets the name of this backend factory. This should not include the {@link #getArchitecture() 75 * architecture}. The {@link CompilerConfigurationFactory} can select alternative backends based 76 * on this name. 77 */ 78 public abstract String getName(); 79 80 /** 81 * Gets the class describing the architecture the backend created by this factory is associated 82 * with. 83 */ 84 public abstract Class<? extends Architecture> getArchitecture(); 85 86 public abstract HotSpotBackend createBackend(HotSpotGraalRuntimeProvider runtime, CompilerConfiguration compilerConfiguration, HotSpotJVMCIRuntime jvmciRuntime, HotSpotBackend host); 87 }