1 /* 2 * Copyright (c) 2013, 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.nodes.spi; 26 27 import org.graalvm.compiler.api.replacements.MethodSubstitution; 28 import org.graalvm.compiler.api.replacements.SnippetTemplateCache; 29 import org.graalvm.compiler.bytecode.Bytecode; 30 import org.graalvm.compiler.bytecode.BytecodeProvider; 31 import org.graalvm.compiler.core.common.CompilationIdentifier; 32 import org.graalvm.compiler.debug.DebugContext; 33 import org.graalvm.compiler.graph.NodeSourcePosition; 34 import org.graalvm.compiler.nodes.StructuredGraph; 35 import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration; 36 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin; 37 import org.graalvm.compiler.options.OptionValues; 38 39 import jdk.vm.ci.meta.ResolvedJavaMethod; 40 41 /** 42 * Interface for managing replacements. 43 */ 44 public interface Replacements { 45 46 OptionValues getOptions(); 47 48 /** 49 * Gets the object managing the various graph builder plugins used by this object when parsing 50 * bytecode into a graph. 51 */ 52 GraphBuilderConfiguration.Plugins getGraphBuilderPlugins(); 53 54 /** 55 * Gets the snippet graph derived from a given method. 56 * 57 * @param args arguments to the snippet if available, otherwise {@code null} 58 * @param trackNodeSourcePosition 59 * @return the snippet graph, if any, that is derived from {@code method} 60 */ 61 StructuredGraph getSnippet(ResolvedJavaMethod method, Object[] args, boolean trackNodeSourcePosition, NodeSourcePosition replaceePosition); 62 63 /** 64 * Gets the snippet graph derived from a given method. 65 * 66 * @param recursiveEntry if the snippet contains a call to this method, it's considered as 67 * recursive call and won't be processed for {@linkplain MethodSubstitution 68 * substitutions}. 69 * @param args arguments to the snippet if available, otherwise {@code null} 70 * @param trackNodeSourcePosition 71 * @return the snippet graph, if any, that is derived from {@code method} 72 */ 73 StructuredGraph getSnippet(ResolvedJavaMethod method, ResolvedJavaMethod recursiveEntry, Object[] args, boolean trackNodeSourcePosition, NodeSourcePosition replaceePosition); 74 75 /** 76 * Registers a method as snippet. 77 */ 78 void registerSnippet(ResolvedJavaMethod method, boolean trackNodeSourcePosition); 79 80 /** 81 * Gets a graph that is a substitution for a given method. 82 * 83 * @param invokeBci the call site BCI if this request is made for inlining a substitute 84 * otherwise {@code -1} 85 * @param trackNodeSourcePosition 86 * @return the graph, if any, that is a substitution for {@code method} 87 */ 88 StructuredGraph getSubstitution(ResolvedJavaMethod method, int invokeBci, boolean trackNodeSourcePosition, NodeSourcePosition replaceePosition); 89 90 /** 91 * Gets the substitute bytecode for a given method. 92 * 93 * @return the bytecode to substitute for {@code method} or {@code null} if there is no 94 * substitute bytecode for {@code method} 95 */ 96 Bytecode getSubstitutionBytecode(ResolvedJavaMethod method); 97 98 /** 99 * Gets a graph produced from the intrinsic for a given method that can be compiled and 100 * installed for the method. 101 * 102 * @param method 103 * @param compilationId 104 * @param debug 105 * @return an intrinsic graph that can be compiled and installed for {@code method} or null 106 */ 107 StructuredGraph getIntrinsicGraph(ResolvedJavaMethod method, CompilationIdentifier compilationId, DebugContext debug); 108 109 /** 110 * Determines if there may be a 111 * {@linkplain #getSubstitution(ResolvedJavaMethod, int, boolean, NodeSourcePosition) 112 * substitution graph} for a given method. 113 * 114 * A call to {@link #getSubstitution} may still return {@code null} for {@code method} and 115 * {@code invokeBci}. A substitution may be based on an {@link InvocationPlugin} that returns 116 * {@code false} for {@link InvocationPlugin#execute} making it impossible to create a 117 * substitute graph. 118 * 119 * @param invokeBci the call site BCI if this request is made for inlining a substitute 120 * otherwise {@code -1} 121 * @return true iff there may be a substitution graph available for {@code method} 122 */ 123 boolean hasSubstitution(ResolvedJavaMethod method, int invokeBci); 124 125 /** 126 * Gets the provider for accessing the bytecode of a substitution method if no other provider is 127 * associated with the substitution method. 128 */ 129 BytecodeProvider getDefaultReplacementBytecodeProvider(); 130 131 /** 132 * Register snippet templates. 133 */ 134 void registerSnippetTemplateCache(SnippetTemplateCache snippetTemplates); 135 136 /** 137 * Get snippet templates that were registered with 138 * {@link Replacements#registerSnippetTemplateCache(SnippetTemplateCache)}. 139 */ 140 <T extends SnippetTemplateCache> T getSnippetTemplateCache(Class<T> templatesClass); 141 }