1/* 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * 4 * This code is free software; you can redistribute it and/or modify it 5 * under the terms of the GNU General Public License version 2 only, as 6 * published by the Free Software Foundation. Oracle designates this 7 * particular file as subject to the "Classpath" exception as provided 8 * by Oracle in the LICENSE file that accompanied this code. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 */ 24 25/* 26 * This file is available under and governed by the GNU General Public 27 * License version 2 only, as published by the Free Software Foundation. 28 * However, the following notice accompanied the original version of this 29 * file: 30 * 31 * ASM: a very small and fast Java bytecode manipulation framework 32 * Copyright (c) 2000-2011 INRIA, France Telecom 33 * All rights reserved. 34 * 35 * Redistribution and use in source and binary forms, with or without 36 * modification, are permitted provided that the following conditions 37 * are met: 38 * 1. Redistributions of source code must retain the above copyright 39 * notice, this list of conditions and the following disclaimer. 40 * 2. Redistributions in binary form must reproduce the above copyright 41 * notice, this list of conditions and the following disclaimer in the 42 * documentation and/or other materials provided with the distribution. 43 * 3. Neither the name of the copyright holders nor the names of its 44 * contributors may be used to endorse or promote products derived from 45 * this software without specific prior written permission. 46 * 47 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 48 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 49 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 50 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 51 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 52 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 53 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 54 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 55 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 56 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 57 * THE POSSIBILITY OF SUCH DAMAGE. 58 */ 59package jdk.internal.org.objectweb.asm.tree; 60 61import java.util.Map; 62 63import jdk.internal.org.objectweb.asm.MethodVisitor; 64 65/** 66 * A node that represents a zero operand instruction. 67 * 68 * @author Eric Bruneton 69 */ 70public class InsnNode extends AbstractInsnNode { 71 72 /** 73 * Constructs a new {@link InsnNode}. 74 * 75 * @param opcode 76 * the opcode of the instruction to be constructed. This opcode 77 * must be NOP, ACONST_NULL, ICONST_M1, ICONST_0, ICONST_1, 78 * ICONST_2, ICONST_3, ICONST_4, ICONST_5, LCONST_0, LCONST_1, 79 * FCONST_0, FCONST_1, FCONST_2, DCONST_0, DCONST_1, IALOAD, 80 * LALOAD, FALOAD, DALOAD, AALOAD, BALOAD, CALOAD, SALOAD, 81 * IASTORE, LASTORE, FASTORE, DASTORE, AASTORE, BASTORE, CASTORE, 82 * SASTORE, POP, POP2, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, 83 * DUP2_X2, SWAP, IADD, LADD, FADD, DADD, ISUB, LSUB, FSUB, DSUB, 84 * IMUL, LMUL, FMUL, DMUL, IDIV, LDIV, FDIV, DDIV, IREM, LREM, 85 * FREM, DREM, INEG, LNEG, FNEG, DNEG, ISHL, LSHL, ISHR, LSHR, 86 * IUSHR, LUSHR, IAND, LAND, IOR, LOR, IXOR, LXOR, I2L, I2F, I2D, 87 * L2I, L2F, L2D, F2I, F2L, F2D, D2I, D2L, D2F, I2B, I2C, I2S, 88 * LCMP, FCMPL, FCMPG, DCMPL, DCMPG, IRETURN, LRETURN, FRETURN, 89 * DRETURN, ARETURN, RETURN, ARRAYLENGTH, ATHROW, MONITORENTER, 90 * or MONITOREXIT. 91 */ 92 public InsnNode(final int opcode) { 93 super(opcode); 94 } 95 96 @Override 97 public int getType() { 98 return INSN; 99 } 100 101 /** 102 * Makes the given visitor visit this instruction. 103 * 104 * @param mv 105 * a method visitor. 106 */ 107 @Override 108 public void accept(final MethodVisitor mv) { 109 mv.visitInsn(opcode); 110 acceptAnnotations(mv); 111 } 112 113 @Override 114 public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) { 115 return new InsnNode(opcode).cloneAnnotations(this); 116 } 117} 118