127 lines
4.4 KiB
Java
127 lines
4.4 KiB
Java
/***
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* ASM: a very small and fast Java bytecode manipulation framework
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* Copyright (c) 2000,2002,2003 INRIA, France Telecom
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Contact: Eric.Bruneton@rd.francetelecom.com
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*
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* Author: Eric Bruneton
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*/
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package org.objectweb.asm.tree;
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import org.objectweb.asm.CodeVisitor;
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/**
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* A node that represents a zero operand instruction.
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*/
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public class InsnNode extends AbstractInsnNode {
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/**
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* Constructs a new {@link InsnNode InsnNode} object.
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*
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* @param opcode the opcode of the instruction to be constructed. This opcode
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* must be NOP, ACONST_NULL, ICONST_M1, ICONST_0, ICONST_1, ICONST_2,
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* ICONST_3, ICONST_4, ICONST_5, LCONST_0, LCONST_1, FCONST_0, FCONST_1,
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* FCONST_2, DCONST_0, DCONST_1,
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*
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* IALOAD, LALOAD, FALOAD, DALOAD, AALOAD, BALOAD, CALOAD, SALOAD,
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* IASTORE, LASTORE, FASTORE, DASTORE, AASTORE, BASTORE, CASTORE,
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* SASTORE,
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*
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* POP, POP2, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2, SWAP,
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*
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* IADD, LADD, FADD, DADD, ISUB, LSUB, FSUB, DSUB, IMUL, LMUL, FMUL,
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* DMUL, IDIV, LDIV, FDIV, DDIV, IREM, LREM, FREM, DREM, INEG, LNEG,
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* FNEG, DNEG, ISHL, LSHL, ISHR, LSHR, IUSHR, LUSHR, IAND, LAND, IOR,
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* LOR, IXOR, LXOR,
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*
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* I2L, I2F, I2D, L2I, L2F, L2D, F2I, F2L, F2D, D2I, D2L, D2F, I2B, I2C,
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* I2S,
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*
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* LCMP, FCMPL, FCMPG, DCMPL, DCMPG,
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*
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* IRETURN, LRETURN, FRETURN, DRETURN, ARETURN, RETURN,
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*
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* ARRAYLENGTH,
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*
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* ATHROW,
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*
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* MONITORENTER, or MONITOREXIT.
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*/
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public InsnNode (final int opcode) {
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super(opcode);
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}
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/**
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* Sets the opcode of this instruction.
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*
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* @param opcode the new instruction opcode. This opcode must be NOP,
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* ACONST_NULL, ICONST_M1, ICONST_0, ICONST_1, ICONST_2,
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* ICONST_3, ICONST_4, ICONST_5, LCONST_0, LCONST_1, FCONST_0, FCONST_1,
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* FCONST_2, DCONST_0, DCONST_1,
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*
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* IALOAD, LALOAD, FALOAD, DALOAD, AALOAD, BALOAD, CALOAD, SALOAD,
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* IASTORE, LASTORE, FASTORE, DASTORE, AASTORE, BASTORE, CASTORE,
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* SASTORE,
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*
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* POP, POP2, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2, SWAP,
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*
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* IADD, LADD, FADD, DADD, ISUB, LSUB, FSUB, DSUB, IMUL, LMUL, FMUL,
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* DMUL, IDIV, LDIV, FDIV, DDIV, IREM, LREM, FREM, DREM, INEG, LNEG,
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* FNEG, DNEG, ISHL, LSHL, ISHR, LSHR, IUSHR, LUSHR, IAND, LAND, IOR,
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* LOR, IXOR, LXOR,
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*
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* I2L, I2F, I2D, L2I, L2F, L2D, F2I, F2L, F2D, D2I, D2L, D2F, I2B, I2C,
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* I2S,
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*
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* LCMP, FCMPL, FCMPG, DCMPL, DCMPG,
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*
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* IRETURN, LRETURN, FRETURN, DRETURN, ARETURN, RETURN,
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*
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* ARRAYLENGTH,
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*
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* ATHROW,
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*
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* MONITORENTER, or MONITOREXIT.
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*/
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public void setOpcode (final int opcode) {
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this.opcode = opcode;
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}
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/**
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* Makes the given code visitor visit this instruction.
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*/
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public void accept (final CodeVisitor cv) {
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cv.visitInsn(opcode);
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}
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}
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