Example usage for org.objectweb.asm Opcodes ICONST_5

Introduction

In this page you can find the example usage for org.objectweb.asm Opcodes ICONST_5.

Prototype

int ICONST_5

To view the source code for org.objectweb.asm Opcodes ICONST_5.

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Usage

From source file:com.trigersoft.jaque.expression.ExpressionMethodVisitor.java

License:Apache License

@Override
public void visitInsn(int opcode) {
    Expression e;// w  w  w  .  j a v a  2s  .c  o m
    Expression first;
    Expression second;
    switch (opcode) {
    case Opcodes.ARRAYLENGTH:
        e = Expression.arrayLength(_exprStack.pop());
        break;
    case Opcodes.ACONST_NULL:
        e = Expression.constant(null, Object.class);
        break;
    case Opcodes.IALOAD:
    case Opcodes.LALOAD:
    case Opcodes.FALOAD:
    case Opcodes.DALOAD:
    case Opcodes.AALOAD:
    case Opcodes.BALOAD:
    case Opcodes.CALOAD:
    case Opcodes.SALOAD:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.arrayIndex(second, first);
        break;
    case Opcodes.DCONST_0:
        e = Expression.constant(0d, Double.TYPE);
        break;
    case Opcodes.DCONST_1:
        e = Expression.constant(1d, Double.TYPE);
        break;
    case Opcodes.FCMPG:
    case Opcodes.FCMPL:
    case Opcodes.DCMPG:
    case Opcodes.DCMPL:
    case Opcodes.LCMP:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.subtract(second, first);
        break;
    case Opcodes.FCONST_0:
        e = Expression.constant(0f, Float.TYPE);
        break;
    case Opcodes.FCONST_1:
        e = Expression.constant(1f, Float.TYPE);
        break;
    case Opcodes.FCONST_2:
        e = Expression.constant(2f, Float.TYPE);
        break;
    case Opcodes.ICONST_M1:
        e = Expression.constant(-1, Integer.TYPE);
        break;
    case Opcodes.ICONST_0:
        e = Expression.constant(0, Integer.TYPE);
        break;
    case Opcodes.ICONST_1:
        e = Expression.constant(1, Integer.TYPE);
        break;
    case Opcodes.ICONST_2:
        e = Expression.constant(2, Integer.TYPE);
        break;
    case Opcodes.ICONST_3:
        e = Expression.constant(3, Integer.TYPE);
        break;
    case Opcodes.ICONST_4:
        e = Expression.constant(4, Integer.TYPE);
        break;
    case Opcodes.ICONST_5:
        e = Expression.constant(5, Integer.TYPE);
        break;
    case Opcodes.LCONST_0:
        e = Expression.constant(0l, Long.TYPE);
        break;
    case Opcodes.LCONST_1:
        e = Expression.constant(1l, Long.TYPE);
        break;
    case Opcodes.IADD:
    case Opcodes.LADD:
    case Opcodes.FADD:
    case Opcodes.DADD:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.add(second, first);
        break;
    case Opcodes.ISUB:
    case Opcodes.LSUB:
    case Opcodes.FSUB:
    case Opcodes.DSUB:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.subtract(second, first);
        break;
    case Opcodes.IMUL:
    case Opcodes.LMUL:
    case Opcodes.FMUL:
    case Opcodes.DMUL:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.multiply(second, first);
        break;
    case Opcodes.IDIV:
    case Opcodes.LDIV:
    case Opcodes.FDIV:
    case Opcodes.DDIV:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.divide(second, first);
        break;
    case Opcodes.IREM:
    case Opcodes.LREM:
    case Opcodes.FREM:
    case Opcodes.DREM:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.modulo(second, first);
        break;
    case Opcodes.INEG:
    case Opcodes.LNEG:
    case Opcodes.FNEG:
    case Opcodes.DNEG:
        first = _exprStack.pop();
        e = Expression.negate(first);
        break;
    case Opcodes.ISHL:
    case Opcodes.LSHL:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.leftShift(second, first);
        break;
    case Opcodes.ISHR:
    case Opcodes.LSHR:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.rightShift(second, first);
        break;
    case Opcodes.IUSHR:
    case Opcodes.LUSHR:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.rightShift(second, first);
        break;
    case Opcodes.IAND:
    case Opcodes.LAND:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.bitwiseAnd(second, first);
        break;
    case Opcodes.IOR:
    case Opcodes.LOR:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.bitwiseOr(second, first);
        break;
    case Opcodes.IXOR:
    case Opcodes.LXOR:
        first = _exprStack.pop();
        second = _exprStack.pop();
        e = Expression.exclusiveOr(second, first);
        break;
    case Opcodes.I2B:
    case Opcodes.I2C:
    case Opcodes.I2S:
        first = _exprStack.pop();
        e = Expression.convert(first, NumericTypeLookup2[opcode - Opcodes.I2B]);
        break;
    case Opcodes.I2L:
    case Opcodes.I2F:
    case Opcodes.I2D:
        first = _exprStack.pop();
        e = Expression.convert(first, NumericTypeLookup[opcode - Opcodes.I2L + 1]);
        break;
    case Opcodes.L2I:
    case Opcodes.L2F:
    case Opcodes.L2D:
        int l2l = opcode > Opcodes.L2I ? 1 : 0;
        first = _exprStack.pop();
        e = Expression.convert(first, NumericTypeLookup[opcode - Opcodes.L2I + l2l]);
        break;
    case Opcodes.F2I:
    case Opcodes.F2L:
    case Opcodes.F2D:
        int f2f = opcode == Opcodes.F2D ? 1 : 0;
        first = _exprStack.pop();
        e = Expression.convert(first, NumericTypeLookup[opcode - Opcodes.F2I + f2f]);
        break;
    case Opcodes.D2I:
    case Opcodes.D2L:
    case Opcodes.D2F:
        first = _exprStack.pop();
        e = Expression.convert(first, NumericTypeLookup[opcode - Opcodes.D2I]);
        break;
    case Opcodes.IRETURN:
    case Opcodes.LRETURN:
    case Opcodes.FRETURN:
    case Opcodes.DRETURN:
    case Opcodes.ARETURN:

        go(null);

        return;
    case Opcodes.SWAP:
        first = _exprStack.pop();
        second = _exprStack.pop();
        _exprStack.push(first);
        _exprStack.push(second);
    case Opcodes.DUP:
    case Opcodes.DUP_X1:
    case Opcodes.DUP_X2:
    case Opcodes.DUP2:
    case Opcodes.DUP2_X1:
    case Opcodes.DUP2_X2:
        // our stack is not divided to words
        int base = (opcode - Opcodes.DUP) % 3;
        base++;
        dup(_exprStack, base, base - 1);
        return;
    case Opcodes.NOP:
        return;
    case Opcodes.RETURN:
    default:
        throw notLambda(opcode);
    }

    _exprStack.push(e);
}

---

From source file:com.yahoo.yqlplus.engine.internal.compiler.CodeEmitter.java

public void emitIntConstant(int constant) {
    switch (constant) {
    case -1:/*  www  . j  av a 2s .  c om*/
        methodVisitor.visitInsn(Opcodes.ICONST_M1);
        break;
    case 0:
        methodVisitor.visitInsn(Opcodes.ICONST_0);
        break;
    case 1:
        methodVisitor.visitInsn(Opcodes.ICONST_1);
        break;
    case 2:
        methodVisitor.visitInsn(Opcodes.ICONST_2);
        break;
    case 3:
        methodVisitor.visitInsn(Opcodes.ICONST_3);
        break;
    case 4:
        methodVisitor.visitInsn(Opcodes.ICONST_4);
        break;
    case 5:
        methodVisitor.visitInsn(Opcodes.ICONST_5);
        break;
    default:
        methodVisitor.visitLdcInsn(constant);
    }
}

---

From source file:de.tuberlin.uebb.jbop.optimizer.arithmetic.ArithmeticExpressionInterpreterTest.java

License:Open Source License

/**
 * Tests that arithmeticExpressionInterpreter() of the Testobject is working correctly
 * if arithmetic Expression occur in instructions.
 *///w  ww.jav  a 2 s. co  m
@Test
public void testArithmeticExpressionInterpreter() {
    // INIT
    builder.addInsn(new InsnNode(Opcodes.ICONST_1)).//
            addInsn(new InsnNode(Opcodes.ICONST_2)).//
            addInsn(new InsnNode(Opcodes.IADD)).//
            addInsn(new InsnNode(Opcodes.ICONST_1)).//
            addInsn(new InsnNode(Opcodes.ICONST_1)).//
            addInsn(new InsnNode(Opcodes.IADD)).//
            addInsn(new InsnNode(Opcodes.IADD)).//
            addInsn(new InsnNode(Opcodes.RETURN));

    // RUN STEP1
    final InsnList optimized = interpreter.optimize(builder.getMethod("testMethod").instructions,
            builder.getMethod("testMethod"));

    // ASSERT STEP 1
    assertTrue(interpreter.isOptimized());
    assertEquals(2, optimized.size());
    assertEquals(Opcodes.ICONST_5, optimized.getFirst().getOpcode());

    // RUN STEP 2
    final InsnList optimized2 = interpreter.optimize(builder.getMethod("testMethod").instructions,
            builder.getMethod("testMethod"));

    // ASSERT STEP 2
    assertFalse(interpreter.isOptimized());
    assertEquals(2, optimized2.size());
    assertEquals(Opcodes.ICONST_5, optimized2.getFirst().getOpcode());
}

---

From source file:de.tuberlin.uebb.jbop.optimizer.methodsplitter.BlockTest.java

License:Open Source License

/**
 * Tests the type erasure.//  w  w  w. j a  v  a 2 s .com
 */
@Test
public void testTypeErasure() {
    final InsnList list = new InsnList();
    list.add(new InsnNode(Opcodes.ICONST_5));
    list.add(new IntInsnNode(Opcodes.NEWARRAY, Opcodes.T_INT));
    list.add(new VarInsnNode(Opcodes.ASTORE, 3));
    list.add(new VarInsnNode(Opcodes.ILOAD, 1));
    list.add(new VarInsnNode(Opcodes.ILOAD, 2));
    list.add(new InsnNode(Opcodes.IADD));
    list.add(new InsnNode(Opcodes.ICONST_0));
    list.add(new VarInsnNode(Opcodes.ALOAD, 3));
    list.add(new InsnNode(Opcodes.IASTORE));
    list.add(new InsnNode(Opcodes.ICONST_5));
    list.add(new IntInsnNode(Opcodes.NEWARRAY, Opcodes.T_INT));
    list.add(new VarInsnNode(Opcodes.ASTORE, 4));
    list.add(new VarInsnNode(Opcodes.ILOAD, 1));
    list.add(new VarInsnNode(Opcodes.ILOAD, 2));
    list.add(new InsnNode(Opcodes.IADD));
    list.add(new InsnNode(Opcodes.ICONST_1));
    final VarInsnNode insn = new VarInsnNode(Opcodes.ALOAD, 3);
    list.add(insn);
    list.add(new InsnNode(Opcodes.IASTORE));
    list.add(new InsnNode(Opcodes.RETURN));

    final ListIterator<AbstractInsnNode> iterator = list.iterator();

    final Block block = new Block(1, new Type[] { Type.INT_TYPE, Type.INT_TYPE }, Type.INT_TYPE);
    while (iterator.hasNext()) {
        block.addInsn(iterator.next(), true);
    }

    final Type findType = block.findType(insn);
    assertEquals(Type.getType("[I"), findType);
}

---

From source file:de.tuberlin.uebb.jbop.optimizer.utils.NodeHelper.java

License:Open Source License

private static AbstractInsnNode getIntInsnNode(final Number newNumber) {
    switch (newNumber.intValue()) {
    case CONST_M1:
        return new InsnNode(Opcodes.ICONST_M1);
    case CONST_0:
        return new InsnNode(Opcodes.ICONST_0);
    case CONST_1:
        return new InsnNode(Opcodes.ICONST_1);
    case CONST_2:
        return new InsnNode(Opcodes.ICONST_2);
    case CONST_3:
        return new InsnNode(Opcodes.ICONST_3);
    case CONST_4:
        return new InsnNode(Opcodes.ICONST_4);
    case CONST_5:
        return new InsnNode(Opcodes.ICONST_5);
    default:// w  ww  . j  a va  2 s.c o m
        if (newNumber.intValue() >= CONST_LOW_INT && newNumber.intValue() <= CONST_HIGH_INT) {
            return new IntInsnNode(getopcodePush(newNumber.intValue()), newNumber.intValue());
        }
        return new LdcInsnNode(newNumber);
    }
}

---

From source file:de.tuberlin.uebb.jbop.optimizer.utils.NodeHelper.java

License:Open Source License

/**
 * Checks if node is iconst.// ww w.j a va 2 s  .  c om
 * 
 * @param node
 *          the node
 * @return true, if is iconst
 */
public static boolean isIconst(final AbstractInsnNode node) {
    if (node == null) {
        return false;
    }
    return node.getOpcode() >= Opcodes.ICONST_M1 && node.getOpcode() <= Opcodes.ICONST_5;
}

---

From source file:de.unisb.cs.st.javalanche.mutation.bytecodeMutations.replaceIntegerConstant.AbstractRicMethodAdapter.java

License:Open Source License

@Override
public void visitInsn(int opcode) {
    if (mutationCode) {
        super.visitInsn(opcode);
        return;//w w w . j ava2 s.  com
    }

    switch (opcode) {
    case Opcodes.ICONST_M1:
        intConstant(-1);
        break;
    case Opcodes.ICONST_0:
        intConstant(0);
        break;
    case Opcodes.ICONST_1:
        intConstant(1);
        break;
    case Opcodes.ICONST_2:
        intConstant(2);
        break;
    case Opcodes.ICONST_3:
        intConstant(3);
        break;
    case Opcodes.ICONST_4:
        intConstant(4);
        break;
    case Opcodes.ICONST_5:
        intConstant(5);
        break;
    case Opcodes.LCONST_0:
        longConstant(0);
        break;
    case Opcodes.LCONST_1:
        longConstant(1);
        break;
    case Opcodes.FCONST_0:
        floatConstant(0);
        break;
    case Opcodes.FCONST_1:
        floatConstant(1);
        break;
    case Opcodes.FCONST_2:
        floatConstant(2);
        break;
    case Opcodes.DCONST_0:
        doubleConstant(0);
        break;
    case Opcodes.DCONST_1:
        doubleConstant(1);
        break;
    default:
        break;
    }
    if (forwardCalls) {
        super.visitInsn(opcode);
    }
}

---

From source file:de.unisb.cs.st.javalanche.mutation.bytecodeMutations.replaceIntegerConstant.RicMethodAdapter.java

License:Open Source License

@Override
public void visitInsn(int opcode) {
    if (mutationCode) {
        super.visitInsn(opcode);
        return;//w w  w .j  av a2 s .c o m
    }
    switch (opcode) {
    case Opcodes.ICONST_M1:
        intConstant(-1);
        break;
    case Opcodes.ICONST_0:
        intConstant(0);
        break;
    case Opcodes.ICONST_1:
        intConstant(1);
        break;
    case Opcodes.ICONST_2:
        intConstant(2);
        break;
    case Opcodes.ICONST_3:
        intConstant(3);
        break;
    case Opcodes.ICONST_4:
        intConstant(4);
        break;
    case Opcodes.ICONST_5:
        intConstant(5);
        break;
    case Opcodes.LCONST_0:
        longConstant(0);
        break;
    case Opcodes.LCONST_1:
        longConstant(1);
        break;
    case Opcodes.FCONST_0:
        floatConstant(0);
        break;
    case Opcodes.FCONST_1:
        floatConstant(1);
        break;
    case Opcodes.FCONST_2:
        floatConstant(2);
        break;
    case Opcodes.DCONST_0:
        doubleConstant(0);
        break;
    case Opcodes.DCONST_1:
        doubleConstant(1);
        break;

    default:
        super.visitInsn(opcode);
        break;
    }
}

---

From source file:de.unisb.cs.st.javaslicer.common.classRepresentation.instructions.SimpleInstruction.java

License:Open Source License

@Override
public String toString() {
    switch (getOpcode()) {
    // the not interesting ones:
    case Opcodes.NOP:
        return "NOP";
    // constants:
    case Opcodes.ACONST_NULL:
        return "ACONST_NULL";
    case Opcodes.ICONST_M1:
        return "ICONST_M1";
    case Opcodes.ICONST_0:
        return "ICONST_0";
    case Opcodes.ICONST_1:
        return "ICONST_1";
    case Opcodes.ICONST_2:
        return "ICONST_2";
    case Opcodes.ICONST_3:
        return "ICONST_3";
    case Opcodes.ICONST_4:
        return "ICONST_4";
    case Opcodes.ICONST_5:
        return "ICONST_5";
    case Opcodes.LCONST_0:
        return "LCONST_0";
    case Opcodes.LCONST_1:
        return "LCONST_1";
    case Opcodes.FCONST_0:
        return "FCONST_0";
    case Opcodes.FCONST_1:
        return "FCONST_1";
    case Opcodes.FCONST_2:
        return "FCONST_2";
    case Opcodes.DCONST_0:
        return "DCONST_0";
    case Opcodes.DCONST_1:
        return "DCONST_1";

    // array load:
    case Opcodes.IALOAD:
        return "IALOAD";
    case Opcodes.LALOAD:
        return "LALOAD";
    case Opcodes.FALOAD:
        return "FALOAD";
    case Opcodes.DALOAD:
        return "DALOAD";
    case Opcodes.AALOAD:
        return "AALOAD";
    case Opcodes.BALOAD:
        return "BALOAD";
    case Opcodes.CALOAD:
        return "CALOAD";
    case Opcodes.SALOAD:
        return "SALOAD";

    // array store:
    case Opcodes.IASTORE:
        return "IASTORE";
    case Opcodes.LASTORE:
        return "LASTORE";
    case Opcodes.FASTORE:
        return "FASTORE";
    case Opcodes.DASTORE:
        return "DASTORE";
    case Opcodes.AASTORE:
        return "AASTORE";
    case Opcodes.BASTORE:
        return "BASTORE";
    case Opcodes.CASTORE:
        return "CASTORE";
    case Opcodes.SASTORE:
        return "SASTORE";

    // stack manipulation:
    case Opcodes.POP:
        return "POP";
    case Opcodes.POP2:
        return "POP2";
    case Opcodes.DUP:
        return "DUP";
    case Opcodes.DUP_X1:
        return "DUP_X1";
    case Opcodes.DUP_X2:
        return "DUP_X2";
    case Opcodes.DUP2:
        return "DUP2";
    case Opcodes.DUP2_X1:
        return "DUP2_X1";
    case Opcodes.DUP2_X2:
        return "DUP2_X2";
    case Opcodes.SWAP:
        return "SWAP";

    // arithmetic:
    case Opcodes.IADD:
        return "IADD";
    case Opcodes.LADD:
        return "LADD";
    case Opcodes.FADD:
        return "FADD";
    case Opcodes.DADD:
        return "DADD";
    case Opcodes.ISUB:
        return "ISUB";
    case Opcodes.LSUB:
        return "LSUB";
    case Opcodes.FSUB:
        return "FSUB";
    case Opcodes.DSUB:
        return "DSUB";
    case Opcodes.IMUL:
        return "IMUL";
    case Opcodes.LMUL:
        return "LMUL";
    case Opcodes.FMUL:
        return "FMUL";
    case Opcodes.DMUL:
        return "DMUL";
    case Opcodes.IDIV:
        return "IDIV";
    case Opcodes.LDIV:
        return "LDIV";
    case Opcodes.FDIV:
        return "FDIV";
    case Opcodes.DDIV:
        return "DDIV";
    case Opcodes.IREM:
        return "IREM";
    case Opcodes.LREM:
        return "LREM";
    case Opcodes.FREM:
        return "FREM";
    case Opcodes.DREM:
        return "DREM";
    case Opcodes.INEG:
        return "INEG";
    case Opcodes.LNEG:
        return "LNEG";
    case Opcodes.FNEG:
        return "FNEG";
    case Opcodes.DNEG:
        return "DNEG";
    case Opcodes.ISHL:
        return "ISHL";
    case Opcodes.LSHL:
        return "LSHL";
    case Opcodes.ISHR:
        return "ISHR";
    case Opcodes.LSHR:
        return "LSHR";
    case Opcodes.IUSHR:
        return "IUSHR";
    case Opcodes.LUSHR:
        return "LUSHR";
    case Opcodes.IAND:
        return "IAND";
    case Opcodes.LAND:
        return "LAND";
    case Opcodes.IOR:
        return "IOR";
    case Opcodes.LOR:
        return "LOR";
    case Opcodes.IXOR:
        return "IXOR";
    case Opcodes.LXOR:
        return "LXOR";

    // type conversions:
    case Opcodes.I2L:
        return "I2L";
    case Opcodes.I2F:
        return "I2F";
    case Opcodes.I2D:
        return "I2D";
    case Opcodes.L2I:
        return "L2I";
    case Opcodes.L2F:
        return "L2F";
    case Opcodes.L2D:
        return "L2D";
    case Opcodes.F2I:
        return "F2I";
    case Opcodes.F2L:
        return "F2L";
    case Opcodes.F2D:
        return "F2D";
    case Opcodes.D2I:
        return "D2I";
    case Opcodes.D2L:
        return "D2L";
    case Opcodes.D2F:
        return "D2F";
    case Opcodes.I2B:
        return "I2B";
    case Opcodes.I2C:
        return "I2C";
    case Opcodes.I2S:
        return "I2S";

    // comparison:
    case Opcodes.LCMP:
        return "LCMP";
    case Opcodes.FCMPL:
        return "FCMPL";
    case Opcodes.FCMPG:
        return "FCMPG";
    case Opcodes.DCMPL:
        return "DCMPL";
    case Opcodes.DCMPG:
        return "DCMPG";

    // control-flow statements:
    case Opcodes.IRETURN:
        return "IRETURN";
    case Opcodes.LRETURN:
        return "LRETURN";
    case Opcodes.FRETURN:
        return "FRETURN";
    case Opcodes.DRETURN:
        return "DRETURN";
    case Opcodes.ARETURN:
        return "ARETURN";
    case Opcodes.RETURN:
        return "RETURN";

    // special things
    case Opcodes.ARRAYLENGTH:
        return "ARRAYLENGTH";
    case Opcodes.ATHROW:
        return "ATHROW";
    case Opcodes.MONITORENTER:
        return "MONITORENTER";
    case Opcodes.MONITOREXIT:
        return "MONITOREXIT";

    default:/* w  w  w .j  ava  2  s . co  m*/
        assert false;
        return "--ERROR--";
    }
}

---

From source file:dyco4j.instrumentation.internals.InitTracingMethodVisitor.java

License:BSD License

@Override
public void visitInsn(final int opcode) {
    super.visitInsn(opcode);
    switch (opcode) {
    case Opcodes.IRETURN: // 1 before n/a after
    case Opcodes.FRETURN: // 1 before n/a after
    case Opcodes.ARETURN: // 1 before n/a after
    case Opcodes.ATHROW: // 1 before n/a after
        this.stackFrame.pop();
        break;// w w w . ja  va  2  s. c om
    case Opcodes.LRETURN: // 2 before n/a after
    case Opcodes.DRETURN: // 2 before n/a after
        this.stackFrame.pop();
        this.stackFrame.pop();
        break;
    case Opcodes.NOP:
    case Opcodes.LALOAD: // remove 2 add 2
    case Opcodes.DALOAD: // remove 2 add 2
    case Opcodes.LNEG:
    case Opcodes.DNEG:
    case Opcodes.FNEG:
    case Opcodes.INEG:
    case Opcodes.L2D:
    case Opcodes.D2L:
    case Opcodes.F2I:
    case Opcodes.I2B:
    case Opcodes.I2C:
    case Opcodes.I2S:
    case Opcodes.I2F:
    case Opcodes.ARRAYLENGTH:
        break;
    case Opcodes.ACONST_NULL:
    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:
    case Opcodes.FCONST_0:
    case Opcodes.FCONST_1:
    case Opcodes.FCONST_2:
    case Opcodes.F2L: // 1 before 2 after
    case Opcodes.F2D:
    case Opcodes.I2L:
    case Opcodes.I2D:
        this.stackFrame.push(OTHER);
        break;
    case Opcodes.LCONST_0:
    case Opcodes.LCONST_1:
    case Opcodes.DCONST_0:
    case Opcodes.DCONST_1:
        this.stackFrame.push(OTHER);
        this.stackFrame.push(OTHER);
        break;
    case Opcodes.IALOAD: // remove 2 add 1
    case Opcodes.FALOAD: // remove 2 add 1
    case Opcodes.AALOAD: // remove 2 add 1
    case Opcodes.BALOAD: // remove 2 add 1
    case Opcodes.CALOAD: // remove 2 add 1
    case Opcodes.SALOAD: // remove 2 add 1
    case Opcodes.POP:
    case Opcodes.IADD:
    case Opcodes.FADD:
    case Opcodes.ISUB:
    case Opcodes.LSHL: // 3 before 2 after
    case Opcodes.LSHR: // 3 before 2 after
    case Opcodes.LUSHR: // 3 before 2 after
    case Opcodes.L2I: // 2 before 1 after
    case Opcodes.L2F: // 2 before 1 after
    case Opcodes.D2I: // 2 before 1 after
    case Opcodes.D2F: // 2 before 1 after
    case Opcodes.FSUB:
    case Opcodes.FMUL:
    case Opcodes.FDIV:
    case Opcodes.FREM:
    case Opcodes.FCMPL: // 2 before 1 after
    case Opcodes.FCMPG: // 2 before 1 after
    case Opcodes.IMUL:
    case Opcodes.IDIV:
    case Opcodes.IREM:
    case Opcodes.ISHL:
    case Opcodes.ISHR:
    case Opcodes.IUSHR:
    case Opcodes.IAND:
    case Opcodes.IOR:
    case Opcodes.IXOR:
    case Opcodes.MONITORENTER:
    case Opcodes.MONITOREXIT:
        this.stackFrame.pop();
        break;
    case Opcodes.POP2:
    case Opcodes.LSUB:
    case Opcodes.LMUL:
    case Opcodes.LDIV:
    case Opcodes.LREM:
    case Opcodes.LADD:
    case Opcodes.LAND:
    case Opcodes.LOR:
    case Opcodes.LXOR:
    case Opcodes.DADD:
    case Opcodes.DMUL:
    case Opcodes.DSUB:
    case Opcodes.DDIV:
    case Opcodes.DREM:
        this.stackFrame.pop();
        this.stackFrame.pop();
        break;
    case Opcodes.IASTORE:
    case Opcodes.FASTORE:
    case Opcodes.AASTORE:
    case Opcodes.BASTORE:
    case Opcodes.CASTORE:
    case Opcodes.SASTORE:
    case Opcodes.LCMP: // 4 before 1 after
    case Opcodes.DCMPL:
    case Opcodes.DCMPG:
        this.stackFrame.pop();
        this.stackFrame.pop();
        this.stackFrame.pop();
        break;
    case Opcodes.LASTORE:
    case Opcodes.DASTORE:
        this.stackFrame.pop();
        this.stackFrame.pop();
        this.stackFrame.pop();
        this.stackFrame.pop();
        break;
    case Opcodes.DUP:
        this.stackFrame.push(this.stackFrame.peek());
        break;
    case Opcodes.DUP_X1: {
        final int _s = stackFrame.size();
        stackFrame.add(_s - 2, stackFrame.get(_s - 1));
        break;
    }
    case Opcodes.DUP_X2: {
        final int _s = stackFrame.size();
        stackFrame.add(_s - 3, stackFrame.get(_s - 1));
        break;
    }
    case Opcodes.DUP2: {
        final int _s = stackFrame.size();
        stackFrame.add(_s - 2, stackFrame.get(_s - 1));
        stackFrame.add(_s - 2, stackFrame.get(_s - 1));
        break;
    }
    case Opcodes.DUP2_X1: {
        final int _s = stackFrame.size();
        stackFrame.add(_s - 3, stackFrame.get(_s - 1));
        stackFrame.add(_s - 3, stackFrame.get(_s - 1));
        break;
    }
    case Opcodes.DUP2_X2: {
        final int _s = stackFrame.size();
        stackFrame.add(_s - 4, stackFrame.get(_s - 1));
        stackFrame.add(_s - 4, stackFrame.get(_s - 1));
        break;
    }
    case Opcodes.SWAP: {
        final int _s = stackFrame.size();
        stackFrame.add(_s - 2, stackFrame.get(_s - 1));
        stackFrame.remove(_s);
        break;
    }
    }
}

---

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