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