/***
 * ASM: a very small and fast Java bytecode manipulation framework
 * Copyright (c) 2000-2005 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 alterrs.asm.commons;

import alterrs.asm.Label;
import alterrs.asm.MethodAdapter;
import alterrs.asm.MethodVisitor;
import alterrs.asm.Opcodes;
import alterrs.asm.Type;

public class InstructionAdapter extends MethodAdapter {

	public final static Type OBJECT_TYPE = Type.getType("Ljava/lang/Object;");

	public InstructionAdapter(MethodVisitor mv) {
		super(mv);
	}

	public void visitInsn(final int opcode) {
		switch (opcode) {
		case Opcodes.NOP:
			nop();
			break;
		case Opcodes.ACONST_NULL:
			aconst(null);
			break;
		case Opcodes.ICONST_M1:
		case Opcodes.ICONST_0:
		case Opcodes.ICONST_1:
		case Opcodes.ICONST_2:
		case Opcodes.ICONST_3:
		case Opcodes.ICONST_4:
		case Opcodes.ICONST_5:
			iconst(opcode - Opcodes.ICONST_0);
			break;
		case Opcodes.LCONST_0:
		case Opcodes.LCONST_1:
			lconst(opcode - Opcodes.LCONST_0);
			break;
		case Opcodes.FCONST_0:
		case Opcodes.FCONST_1:
		case Opcodes.FCONST_2:
			fconst(opcode - Opcodes.FCONST_0);
			break;
		case Opcodes.DCONST_0:
		case Opcodes.DCONST_1:
			dconst(opcode - Opcodes.DCONST_0);
			break;
		case Opcodes.IALOAD:
			aload(Type.INT_TYPE);
			break;
		case Opcodes.LALOAD:
			aload(Type.LONG_TYPE);
			break;
		case Opcodes.FALOAD:
			aload(Type.FLOAT_TYPE);
			break;
		case Opcodes.DALOAD:
			aload(Type.DOUBLE_TYPE);
			break;
		case Opcodes.AALOAD:
			aload(OBJECT_TYPE);
			break;
		case Opcodes.BALOAD:
			aload(Type.BYTE_TYPE);
			break;
		case Opcodes.CALOAD:
			aload(Type.CHAR_TYPE);
			break;
		case Opcodes.SALOAD:
			aload(Type.SHORT_TYPE);
			break;
		case Opcodes.IASTORE:
			astore(Type.INT_TYPE);
			break;
		case Opcodes.LASTORE:
			astore(Type.LONG_TYPE);
			break;
		case Opcodes.FASTORE:
			astore(Type.FLOAT_TYPE);
			break;
		case Opcodes.DASTORE:
			astore(Type.DOUBLE_TYPE);
			break;
		case Opcodes.AASTORE:
			astore(OBJECT_TYPE);
			break;
		case Opcodes.BASTORE:
			astore(Type.BYTE_TYPE);
			break;
		case Opcodes.CASTORE:
			astore(Type.CHAR_TYPE);
			break;
		case Opcodes.SASTORE:
			astore(Type.SHORT_TYPE);
			break;
		case Opcodes.POP:
			pop();
			break;
		case Opcodes.POP2:
			pop2();
			break;
		case Opcodes.DUP:
			dup();
			break;
		case Opcodes.DUP_X1:
			dupX1();
			break;
		case Opcodes.DUP_X2:
			dupX2();
			break;
		case Opcodes.DUP2:
			dup2();
			break;
		case Opcodes.DUP2_X1:
			dup2X1();
			break;
		case Opcodes.DUP2_X2:
			dup2X2();
			break;
		case Opcodes.SWAP:
			swap();
			break;
		case Opcodes.IADD:
			add(Type.INT_TYPE);
			break;
		case Opcodes.LADD:
			add(Type.LONG_TYPE);
			break;
		case Opcodes.FADD:
			add(Type.FLOAT_TYPE);
			break;
		case Opcodes.DADD:
			add(Type.DOUBLE_TYPE);
			break;
		case Opcodes.ISUB:
			sub(Type.INT_TYPE);
			break;
		case Opcodes.LSUB:
			sub(Type.LONG_TYPE);
			break;
		case Opcodes.FSUB:
			sub(Type.FLOAT_TYPE);
			break;
		case Opcodes.DSUB:
			sub(Type.DOUBLE_TYPE);
			break;
		case Opcodes.IMUL:
			mul(Type.INT_TYPE);
			break;
		case Opcodes.LMUL:
			mul(Type.LONG_TYPE);
			break;
		case Opcodes.FMUL:
			mul(Type.FLOAT_TYPE);
			break;
		case Opcodes.DMUL:
			mul(Type.DOUBLE_TYPE);
			break;
		case Opcodes.IDIV:
			div(Type.INT_TYPE);
			break;
		case Opcodes.LDIV:
			div(Type.LONG_TYPE);
			break;
		case Opcodes.FDIV:
			div(Type.FLOAT_TYPE);
			break;
		case Opcodes.DDIV:
			div(Type.DOUBLE_TYPE);
			break;
		case Opcodes.IREM:
			rem(Type.INT_TYPE);
			break;
		case Opcodes.LREM:
			rem(Type.LONG_TYPE);
			break;
		case Opcodes.FREM:
			rem(Type.FLOAT_TYPE);
			break;
		case Opcodes.DREM:
			rem(Type.DOUBLE_TYPE);
			break;
		case Opcodes.INEG:
			neg(Type.INT_TYPE);
			break;
		case Opcodes.LNEG:
			neg(Type.LONG_TYPE);
			break;
		case Opcodes.FNEG:
			neg(Type.FLOAT_TYPE);
			break;
		case Opcodes.DNEG:
			neg(Type.DOUBLE_TYPE);
			break;
		case Opcodes.ISHL:
			shl(Type.INT_TYPE);
			break;
		case Opcodes.LSHL:
			shl(Type.LONG_TYPE);
			break;
		case Opcodes.ISHR:
			shr(Type.INT_TYPE);
			break;
		case Opcodes.LSHR:
			shr(Type.LONG_TYPE);
			break;
		case Opcodes.IUSHR:
			ushr(Type.INT_TYPE);
			break;
		case Opcodes.LUSHR:
			ushr(Type.LONG_TYPE);
			break;
		case Opcodes.IAND:
			and(Type.INT_TYPE);
			break;
		case Opcodes.LAND:
			and(Type.LONG_TYPE);
			break;
		case Opcodes.IOR:
			or(Type.INT_TYPE);
			break;
		case Opcodes.LOR:
			or(Type.LONG_TYPE);
			break;
		case Opcodes.IXOR:
			xor(Type.INT_TYPE);
			break;
		case Opcodes.LXOR:
			xor(Type.LONG_TYPE);
			break;
		case Opcodes.I2L:
			cast(Type.INT_TYPE, Type.LONG_TYPE);
			break;
		case Opcodes.I2F:
			cast(Type.INT_TYPE, Type.FLOAT_TYPE);
			break;
		case Opcodes.I2D:
			cast(Type.INT_TYPE, Type.DOUBLE_TYPE);
			break;
		case Opcodes.L2I:
			cast(Type.LONG_TYPE, Type.INT_TYPE);
			break;
		case Opcodes.L2F:
			cast(Type.LONG_TYPE, Type.FLOAT_TYPE);
			break;
		case Opcodes.L2D:
			cast(Type.LONG_TYPE, Type.DOUBLE_TYPE);
			break;
		case Opcodes.F2I:
			cast(Type.FLOAT_TYPE, Type.INT_TYPE);
			break;
		case Opcodes.F2L:
			cast(Type.FLOAT_TYPE, Type.LONG_TYPE);
			break;
		case Opcodes.F2D:
			cast(Type.FLOAT_TYPE, Type.DOUBLE_TYPE);
			break;
		case Opcodes.D2I:
			cast(Type.DOUBLE_TYPE, Type.INT_TYPE);
			break;
		case Opcodes.D2L:
			cast(Type.DOUBLE_TYPE, Type.LONG_TYPE);
			break;
		case Opcodes.D2F:
			cast(Type.DOUBLE_TYPE, Type.FLOAT_TYPE);
			break;
		case Opcodes.I2B:
			cast(Type.INT_TYPE, Type.BYTE_TYPE);
			break;
		case Opcodes.I2C:
			cast(Type.INT_TYPE, Type.CHAR_TYPE);
			break;
		case Opcodes.I2S:
			cast(Type.INT_TYPE, Type.SHORT_TYPE);
			break;
		case Opcodes.LCMP:
			lcmp();
			break;
		case Opcodes.FCMPL:
			cmpl(Type.FLOAT_TYPE);
			break;
		case Opcodes.FCMPG:
			cmpg(Type.FLOAT_TYPE);
			break;
		case Opcodes.DCMPL:
			cmpl(Type.DOUBLE_TYPE);
			break;
		case Opcodes.DCMPG:
			cmpg(Type.DOUBLE_TYPE);
			break;
		case Opcodes.IRETURN:
			areturn(Type.INT_TYPE);
			break;
		case Opcodes.LRETURN:
			areturn(Type.LONG_TYPE);
			break;
		case Opcodes.FRETURN:
			areturn(Type.FLOAT_TYPE);
			break;
		case Opcodes.DRETURN:
			areturn(Type.DOUBLE_TYPE);
			break;
		case Opcodes.ARETURN:
			areturn(OBJECT_TYPE);
			break;
		case Opcodes.RETURN:
			areturn(Type.VOID_TYPE);
			break;
		case Opcodes.ARRAYLENGTH:
			arraylength();
			break;
		case Opcodes.ATHROW:
			athrow();
			break;
		case Opcodes.MONITORENTER:
			monitorenter();
			break;
		case Opcodes.MONITOREXIT:
			monitorexit();
			break;
		default:
			throw new IllegalArgumentException();
		}
	}

	public void visitIntInsn(final int opcode, final int operand) {
		switch (opcode) {
		case Opcodes.BIPUSH:
			iconst(operand);
			break;
		case Opcodes.SIPUSH:
			iconst(operand);
			break;
		case Opcodes.NEWARRAY:
			switch (operand) {
			case Opcodes.T_BOOLEAN:
				newarray(Type.BOOLEAN_TYPE);
				break;
			case Opcodes.T_CHAR:
				newarray(Type.CHAR_TYPE);
				break;
			case Opcodes.T_BYTE:
				newarray(Type.BYTE_TYPE);
				break;
			case Opcodes.T_SHORT:
				newarray(Type.SHORT_TYPE);
				break;
			case Opcodes.T_INT:
				newarray(Type.INT_TYPE);
				break;
			case Opcodes.T_FLOAT:
				newarray(Type.FLOAT_TYPE);
				break;
			case Opcodes.T_LONG:
				newarray(Type.LONG_TYPE);
				break;
			case Opcodes.T_DOUBLE:
				newarray(Type.DOUBLE_TYPE);
				break;
			default:
				throw new IllegalArgumentException();
			}
			break;
		default:
			throw new IllegalArgumentException();
		}
	}

	public void visitVarInsn(final int opcode, final int var) {
		switch (opcode) {
		case Opcodes.ILOAD:
			load(var, Type.INT_TYPE);
			break;
		case Opcodes.LLOAD:
			load(var, Type.LONG_TYPE);
			break;
		case Opcodes.FLOAD:
			load(var, Type.FLOAT_TYPE);
			break;
		case Opcodes.DLOAD:
			load(var, Type.DOUBLE_TYPE);
			break;
		case Opcodes.ALOAD:
			load(var, OBJECT_TYPE);
			break;
		case Opcodes.ISTORE:
			store(var, Type.INT_TYPE);
			break;
		case Opcodes.LSTORE:
			store(var, Type.LONG_TYPE);
			break;
		case Opcodes.FSTORE:
			store(var, Type.FLOAT_TYPE);
			break;
		case Opcodes.DSTORE:
			store(var, Type.DOUBLE_TYPE);
			break;
		case Opcodes.ASTORE:
			store(var, OBJECT_TYPE);
			break;
		case Opcodes.RET:
			ret(var);
			break;
		default:
			throw new IllegalArgumentException();
		}
	}

	public void visitTypeInsn(final int opcode, final String type) {
		Type t = Type.getObjectType(type);
		switch (opcode) {
		case Opcodes.NEW:
			anew(t);
			break;
		case Opcodes.ANEWARRAY:
			newarray(t);
			break;
		case Opcodes.CHECKCAST:
			checkcast(t);
			break;
		case Opcodes.INSTANCEOF:
			instanceOf(t);
			break;
		default:
			throw new IllegalArgumentException();
		}
	}

	public void visitFieldInsn(final int opcode, final String owner,
			final String name, final String desc) {
		switch (opcode) {
		case Opcodes.GETSTATIC:
			getstatic(owner, name, desc);
			break;
		case Opcodes.PUTSTATIC:
			putstatic(owner, name, desc);
			break;
		case Opcodes.GETFIELD:
			getfield(owner, name, desc);
			break;
		case Opcodes.PUTFIELD:
			putfield(owner, name, desc);
			break;
		default:
			throw new IllegalArgumentException();
		}
	}

	public void visitMethodInsn(final int opcode, final String owner,
			final String name, final String desc) {
		switch (opcode) {
		case Opcodes.INVOKESPECIAL:
			invokespecial(owner, name, desc);
			break;
		case Opcodes.INVOKEVIRTUAL:
			invokevirtual(owner, name, desc);
			break;
		case Opcodes.INVOKESTATIC:
			invokestatic(owner, name, desc);
			break;
		case Opcodes.INVOKEINTERFACE:
			invokeinterface(owner, name, desc);
			break;
		default:
			throw new IllegalArgumentException();
		}
	}

	public void visitJumpInsn(final int opcode, final Label label) {
		switch (opcode) {
		case Opcodes.IFEQ:
			ifeq(label);
			break;
		case Opcodes.IFNE:
			ifne(label);
			break;
		case Opcodes.IFLT:
			iflt(label);
			break;
		case Opcodes.IFGE:
			ifge(label);
			break;
		case Opcodes.IFGT:
			ifgt(label);
			break;
		case Opcodes.IFLE:
			ifle(label);
			break;
		case Opcodes.IF_ICMPEQ:
			ificmpeq(label);
			break;
		case Opcodes.IF_ICMPNE:
			ificmpne(label);
			break;
		case Opcodes.IF_ICMPLT:
			ificmplt(label);
			break;
		case Opcodes.IF_ICMPGE:
			ificmpge(label);
			break;
		case Opcodes.IF_ICMPGT:
			ificmpgt(label);
			break;
		case Opcodes.IF_ICMPLE:
			ificmple(label);
			break;
		case Opcodes.IF_ACMPEQ:
			ifacmpeq(label);
			break;
		case Opcodes.IF_ACMPNE:
			ifacmpne(label);
			break;
		case Opcodes.GOTO:
			goTo(label);
			break;
		case Opcodes.JSR:
			jsr(label);
			break;
		case Opcodes.IFNULL:
			ifnull(label);
			break;
		case Opcodes.IFNONNULL:
			ifnonnull(label);
			break;
		default:
			throw new IllegalArgumentException();
		}
	}

	public void visitLabel(final Label label) {
		mark(label);
	}

	public void visitLdcInsn(final Object cst) {
		if (cst instanceof Integer) {
			int val = ((Integer) cst).intValue();
			iconst(val);
		} else if (cst instanceof Byte) {
			int val = ((Byte) cst).intValue();
			iconst(val);
		} else if (cst instanceof Character) {
			int val = ((Character) cst).charValue();
			iconst(val);
		} else if (cst instanceof Short) {
			int val = ((Short) cst).intValue();
			iconst(val);
		} else if (cst instanceof Boolean) {
			int val = ((Boolean) cst).booleanValue() ? 1 : 0;
			iconst(val);
		} else if (cst instanceof Float) {
			float val = ((Float) cst).floatValue();
			fconst(val);
		} else if (cst instanceof Long) {
			long val = ((Long) cst).longValue();
			lconst(val);
		} else if (cst instanceof Double) {
			double val = ((Double) cst).doubleValue();
			dconst(val);
		} else if (cst instanceof String) {
			aconst(cst);
		} else if (cst instanceof Type) {
			tconst((Type) cst);
		} else {
			throw new IllegalArgumentException();
		}
	}

	public void visitIincInsn(final int var, final int increment) {
		iinc(var, increment);
	}

	public void visitTableSwitchInsn(final int min, final int max,
			final Label dflt, final Label[] labels) {
		tableswitch(min, max, dflt, labels);
	}

	public void visitLookupSwitchInsn(final Label dflt, final int[] keys,
			final Label[] labels) {
		lookupswitch(dflt, keys, labels);
	}

	public void visitMultiANewArrayInsn(final String desc, final int dims) {
		multianewarray(desc, dims);
	}

	// -----------------------------------------------------------------------

	public void nop() {
		mv.visitInsn(Opcodes.NOP);
	}

	public void aconst(final Object cst) {
		if (cst == null) {
			mv.visitInsn(Opcodes.ACONST_NULL);
		} else {
			mv.visitLdcInsn(cst);
		}
	}

	public void iconst(final int cst) {
		if (cst >= -1 && cst <= 5) {
			mv.visitInsn(Opcodes.ICONST_0 + cst);
		} else if (cst >= Byte.MIN_VALUE && cst <= Byte.MAX_VALUE) {
			mv.visitIntInsn(Opcodes.BIPUSH, cst);
		} else if (cst >= Short.MIN_VALUE && cst <= Short.MAX_VALUE) {
			mv.visitIntInsn(Opcodes.SIPUSH, cst);
		} else {
			mv.visitLdcInsn(new Integer(cst));
		}
	}

	public void lconst(final long cst) {
		if (cst == 0L || cst == 1L) {
			mv.visitInsn(Opcodes.LCONST_0 + (int) cst);
		} else {
			mv.visitLdcInsn(new Long(cst));
		}
	}

	public void fconst(final float cst) {
		int bits = Float.floatToIntBits(cst);
		if (bits == 0L || bits == 0x3f800000 || bits == 0x40000000) { // 0..2
			mv.visitInsn(Opcodes.FCONST_0 + (int) cst);
		} else {
			mv.visitLdcInsn(new Float(cst));
		}
	}

	public void dconst(final double cst) {
		long bits = Double.doubleToLongBits(cst);
		if (bits == 0L || bits == 0x3ff0000000000000L) { // +0.0d and 1.0d
			mv.visitInsn(Opcodes.DCONST_0 + (int) cst);
		} else {
			mv.visitLdcInsn(new Double(cst));
		}
	}

	public void tconst(final Type type) {
		mv.visitLdcInsn(type);
	}

	public void load(final int var, final Type type) {
		mv.visitVarInsn(type.getOpcode(Opcodes.ILOAD), var);
	}

	public void aload(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.IALOAD));
	}

	public void store(final int var, final Type type) {
		mv.visitVarInsn(type.getOpcode(Opcodes.ISTORE), var);
	}

	public void astore(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.IASTORE));
	}

	public void pop() {
		mv.visitInsn(Opcodes.POP);
	}

	public void pop2() {
		mv.visitInsn(Opcodes.POP2);
	}

	public void dup() {
		mv.visitInsn(Opcodes.DUP);
	}

	public void dup2() {
		mv.visitInsn(Opcodes.DUP2);
	}

	public void dupX1() {
		mv.visitInsn(Opcodes.DUP_X1);
	}

	public void dupX2() {
		mv.visitInsn(Opcodes.DUP_X2);
	}

	public void dup2X1() {
		mv.visitInsn(Opcodes.DUP2_X1);
	}

	public void dup2X2() {
		mv.visitInsn(Opcodes.DUP2_X2);
	}

	public void swap() {
		mv.visitInsn(Opcodes.SWAP);
	}

	public void add(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.IADD));
	}

	public void sub(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.ISUB));
	}

	public void mul(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.IMUL));
	}

	public void div(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.IDIV));
	}

	public void rem(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.IREM));
	}

	public void neg(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.INEG));
	}

	public void shl(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.ISHL));
	}

	public void shr(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.ISHR));
	}

	public void ushr(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.IUSHR));
	}

	public void and(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.IAND));
	}

	public void or(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.IOR));
	}

	public void xor(final Type type) {
		mv.visitInsn(type.getOpcode(Opcodes.IXOR));
	}

	public void iinc(final int var, final int increment) {
		mv.visitIincInsn(var, increment);
	}

	public void cast(final Type from, final Type to) {
		if (from != to) {
			if (from == Type.DOUBLE_TYPE) {
				if (to == Type.FLOAT_TYPE) {
					mv.visitInsn(Opcodes.D2F);
				} else if (to == Type.LONG_TYPE) {
					mv.visitInsn(Opcodes.D2L);
				} else {
					mv.visitInsn(Opcodes.D2I);
					cast(Type.INT_TYPE, to);
				}
			} else if (from == Type.FLOAT_TYPE) {
				if (to == Type.DOUBLE_TYPE) {
					mv.visitInsn(Opcodes.F2D);
				} else if (to == Type.LONG_TYPE) {
					mv.visitInsn(Opcodes.F2L);
				} else {
					mv.visitInsn(Opcodes.F2I);
					cast(Type.INT_TYPE, to);
				}
			} else if (from == Type.LONG_TYPE) {
				if (to == Type.DOUBLE_TYPE) {
					mv.visitInsn(Opcodes.L2D);
				} else if (to == Type.FLOAT_TYPE) {
					mv.visitInsn(Opcodes.L2F);
				} else {
					mv.visitInsn(Opcodes.L2I);
					cast(Type.INT_TYPE, to);
				}
			} else {
				if (to == Type.BYTE_TYPE) {
					mv.visitInsn(Opcodes.I2B);
				} else if (to == Type.CHAR_TYPE) {
					mv.visitInsn(Opcodes.I2C);
				} else if (to == Type.DOUBLE_TYPE) {
					mv.visitInsn(Opcodes.I2D);
				} else if (to == Type.FLOAT_TYPE) {
					mv.visitInsn(Opcodes.I2F);
				} else if (to == Type.LONG_TYPE) {
					mv.visitInsn(Opcodes.I2L);
				} else if (to == Type.SHORT_TYPE) {
					mv.visitInsn(Opcodes.I2S);
				}
			}
		}
	}

	public void lcmp() {
		mv.visitInsn(Opcodes.LCMP);
	}

	public void cmpl(final Type type) {
		mv.visitInsn(type == Type.FLOAT_TYPE ? Opcodes.FCMPL : Opcodes.DCMPL);
	}

	public void cmpg(final Type type) {
		mv.visitInsn(type == Type.FLOAT_TYPE ? Opcodes.FCMPG : Opcodes.DCMPG);
	}

	public void ifeq(final Label label) {
		mv.visitJumpInsn(Opcodes.IFEQ, label);
	}

	public void ifne(final Label label) {
		mv.visitJumpInsn(Opcodes.IFNE, label);
	}

	public void iflt(final Label label) {
		mv.visitJumpInsn(Opcodes.IFLT, label);
	}

	public void ifge(final Label label) {
		mv.visitJumpInsn(Opcodes.IFGE, label);
	}

	public void ifgt(final Label label) {
		mv.visitJumpInsn(Opcodes.IFGT, label);
	}

	public void ifle(final Label label) {
		mv.visitJumpInsn(Opcodes.IFLE, label);
	}

	public void ificmpeq(final Label label) {
		mv.visitJumpInsn(Opcodes.IF_ICMPEQ, label);
	}

	public void ificmpne(final Label label) {
		mv.visitJumpInsn(Opcodes.IF_ICMPNE, label);
	}

	public void ificmplt(final Label label) {
		mv.visitJumpInsn(Opcodes.IF_ICMPLT, label);
	}

	public void ificmpge(final Label label) {
		mv.visitJumpInsn(Opcodes.IF_ICMPGE, label);
	}

	public void ificmpgt(final Label label) {
		mv.visitJumpInsn(Opcodes.IF_ICMPGT, label);
	}

	public void ificmple(final Label label) {
		mv.visitJumpInsn(Opcodes.IF_ICMPLE, label);
	}

	public void ifacmpeq(final Label label) {
		mv.visitJumpInsn(Opcodes.IF_ACMPEQ, label);
	}

	public void ifacmpne(final Label label) {
		mv.visitJumpInsn(Opcodes.IF_ACMPNE, label);
	}

	public void goTo(final Label label) {
		mv.visitJumpInsn(Opcodes.GOTO, label);
	}

	public void jsr(final Label label) {
		mv.visitJumpInsn(Opcodes.JSR, label);
	}

	public void ret(final int var) {
		mv.visitVarInsn(Opcodes.RET, var);
	}

	public void tableswitch(final int min, final int max, final Label dflt,
			final Label[] labels) {
		mv.visitTableSwitchInsn(min, max, dflt, labels);
	}

	public void lookupswitch(final Label dflt, final int[] keys,
			final Label[] labels) {
		mv.visitLookupSwitchInsn(dflt, keys, labels);
	}

	public void areturn(final Type t) {
		mv.visitInsn(t.getOpcode(Opcodes.IRETURN));
	}

	public void getstatic(final String owner, final String name,
			final String desc) {
		mv.visitFieldInsn(Opcodes.GETSTATIC, owner, name, desc);
	}

	public void putstatic(final String owner, final String name,
			final String desc) {
		mv.visitFieldInsn(Opcodes.PUTSTATIC, owner, name, desc);
	}

	public void getfield(final String owner, final String name,
			final String desc) {
		mv.visitFieldInsn(Opcodes.GETFIELD, owner, name, desc);
	}

	public void putfield(final String owner, final String name,
			final String desc) {
		mv.visitFieldInsn(Opcodes.PUTFIELD, owner, name, desc);
	}

	public void invokevirtual(final String owner, final String name,
			final String desc) {
		mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, owner, name, desc);
	}

	public void invokespecial(final String owner, final String name,
			final String desc) {
		mv.visitMethodInsn(Opcodes.INVOKESPECIAL, owner, name, desc);
	}

	public void invokestatic(final String owner, final String name,
			final String desc) {
		mv.visitMethodInsn(Opcodes.INVOKESTATIC, owner, name, desc);
	}

	public void invokeinterface(final String owner, final String name,
			final String desc) {
		mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, owner, name, desc);
	}

	public void anew(final Type type) {
		mv.visitTypeInsn(Opcodes.NEW, type.getInternalName());
	}

	public void newarray(final Type type) {
		int typ;
		switch (type.getSort()) {
		case Type.BOOLEAN:
			typ = Opcodes.T_BOOLEAN;
			break;
		case Type.CHAR:
			typ = Opcodes.T_CHAR;
			break;
		case Type.BYTE:
			typ = Opcodes.T_BYTE;
			break;
		case Type.SHORT:
			typ = Opcodes.T_SHORT;
			break;
		case Type.INT:
			typ = Opcodes.T_INT;
			break;
		case Type.FLOAT:
			typ = Opcodes.T_FLOAT;
			break;
		case Type.LONG:
			typ = Opcodes.T_LONG;
			break;
		case Type.DOUBLE:
			typ = Opcodes.T_DOUBLE;
			break;
		default:
			mv.visitTypeInsn(Opcodes.ANEWARRAY, type.getInternalName());
			return;
		}
		mv.visitIntInsn(Opcodes.NEWARRAY, typ);
	}

	public void arraylength() {
		mv.visitInsn(Opcodes.ARRAYLENGTH);
	}

	public void athrow() {
		mv.visitInsn(Opcodes.ATHROW);
	}

	public void checkcast(final Type type) {
		mv.visitTypeInsn(Opcodes.CHECKCAST, type.getInternalName());
	}

	public void instanceOf(final Type type) {
		mv.visitTypeInsn(Opcodes.INSTANCEOF, type.getInternalName());
	}

	public void monitorenter() {
		mv.visitInsn(Opcodes.MONITORENTER);
	}

	public void monitorexit() {
		mv.visitInsn(Opcodes.MONITOREXIT);
	}

	public void multianewarray(final String desc, final int dims) {
		mv.visitMultiANewArrayInsn(desc, dims);
	}

	public void ifnull(final Label label) {
		mv.visitJumpInsn(Opcodes.IFNULL, label);
	}

	public void ifnonnull(final Label label) {
		mv.visitJumpInsn(Opcodes.IFNONNULL, label);
	}

	public void mark(final Label label) {
		mv.visitLabel(label);
	}
}
