1 /*
  2  * Copyright (c) 2026, 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.  Oracle designates this
  8  * particular file as subject to the "Classpath" exception as provided
  9  * by Oracle in the LICENSE file that accompanied this code.
 10  *
 11  * This code is distributed in the hope that it will be useful, but WITHOUT
 12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 14  * version 2 for more details (a copy is included in the LICENSE file that
 15  * accompanied this code).
 16  *
 17  * You should have received a copy of the GNU General Public License version
 18  * 2 along with this work; if not, write to the Free Software Foundation,
 19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 20  *
 21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 22  * or visit www.oracle.com if you need additional information or have any
 23  * questions.
 24  */
 25 package jdk.incubator.code.bytecode.impl;
 26 
 27 import java.lang.constant.DirectMethodHandleDesc;
 28 import java.lang.constant.MethodTypeDesc;
 29 import java.util.LinkedHashMap;
 30 import java.util.List;
 31 import java.util.Map;
 32 
 33 import jdk.incubator.code.AbstractOp;
 34 import jdk.incubator.code.CodeContext;
 35 import jdk.incubator.code.CodeTransformer;
 36 import jdk.incubator.code.CodeType;
 37 import jdk.incubator.code.Value;
 38 import jdk.incubator.code.extern.ExternalizedOp;
 39 
 40 public final class DynamicFuncCallOp extends AbstractOp implements ExternalizedOp.Externalizable {
 41     private final CodeType resultType;
 42     private final String funcName;
 43     private final DirectMethodHandleDesc bootstrapMethod;
 44     private final String invocationName;
 45     private final MethodTypeDesc invocationType;
 46     private final MethodTypeDesc interfaceMethodType;
 47     private final MethodTypeDesc dynamicMethodType;
 48 
 49     public DynamicFuncCallOp(CodeType resultType,
 50                              List<Value> operands,
 51                              String funcName,
 52                              DirectMethodHandleDesc bootstrapMethod,
 53                              String invocationName,
 54                              MethodTypeDesc invocationType,
 55                              MethodTypeDesc interfaceMethodType,
 56                              MethodTypeDesc dynamicMethodType) {
 57         super(operands);
 58         this.resultType = resultType;
 59         this.funcName = funcName;
 60         this.bootstrapMethod = bootstrapMethod;
 61         this.invocationName = invocationName;
 62         this.invocationType = invocationType;
 63         this.interfaceMethodType = interfaceMethodType;
 64         this.dynamicMethodType = dynamicMethodType;
 65     }
 66 
 67     DynamicFuncCallOp(DynamicFuncCallOp that, CodeContext cc) {
 68         super(that, cc);
 69         this.resultType = that.resultType;
 70         this.funcName = that.funcName;
 71         this.bootstrapMethod = that.bootstrapMethod;
 72         this.invocationName = that.invocationName;
 73         this.invocationType = that.invocationType;
 74         this.interfaceMethodType = that.interfaceMethodType;
 75         this.dynamicMethodType = that.dynamicMethodType;
 76     }
 77 
 78     @Override
 79     public DynamicFuncCallOp transform(CodeContext cc, CodeTransformer ct) {
 80         return new DynamicFuncCallOp(this, cc);
 81     }
 82 
 83     @Override
 84     public CodeType resultType() {
 85         return resultType;
 86     }
 87 
 88     @Override
 89     public Map<String, Object> externalize() {
 90         // for debug print
 91         LinkedHashMap<String, Object> attributes = new LinkedHashMap<>();
 92         attributes.put("func", funcName);
 93         attributes.put("bootstrap", bootstrapMethod);
 94         attributes.put("invocationName", invocationName);
 95         attributes.put("invocationType", invocationType);
 96         attributes.put("interfaceMethodType", interfaceMethodType);
 97         attributes.put("dynamicMethodType", dynamicMethodType);
 98         return attributes;
 99     }
100 
101     public String funcName() {
102         return funcName;
103     }
104 
105     public DirectMethodHandleDesc bootstrapMethod() {
106         return bootstrapMethod;
107     }
108 
109     public String invocationName() {
110         return invocationName;
111     }
112 
113     public MethodTypeDesc invocationType() {
114         return invocationType;
115     }
116 
117     public MethodTypeDesc interfaceMethodType() {
118         return interfaceMethodType;
119     }
120 
121     public MethodTypeDesc dynamicMethodType() {
122         return dynamicMethodType;
123     }
124 }