Java Code Examples for org.objectweb.asm.Opcodes#IAND

The following examples show how to use org.objectweb.asm.Opcodes#IAND . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: OBBN2Mutator.java From pitest with Apache License 2.0

5 votes

@Override
public void visitInsn(int opcode) {
    switch (opcode) {
        case Opcodes.IAND:
            if (this.shouldMutate("integer and"))  {
                mv.visitInsn(Opcodes.POP);
            } else  {
                mv.visitInsn(opcode);
            }
            break;
        case Opcodes.IOR:
            if (this.shouldMutate("integer or"))  {
                mv.visitInsn(Opcodes.POP);
            } else  {
                mv.visitInsn(opcode);
            }
            break;
        case Opcodes.LAND:
            if (this.shouldMutate("long and"))  {
                mv.visitInsn(Opcodes.POP2);
            } else  {
                mv.visitInsn(opcode);
            }
            break;
        case Opcodes.LOR:
            if (this.shouldMutate("long or"))  {
                mv.visitInsn(Opcodes.POP2);
            } else  {
                mv.visitInsn(opcode);
            }
            break;
        default:
            mv.visitInsn(opcode);
            break;
    }
}

Example 2

Source File: InstructionAssembler.java From es6draft with MIT License

5 votes

public final void and(Type type) {
    switch (type.getOpcode(Opcodes.IAND)) {
    case Opcodes.IAND:
        iand();
        return;
    case Opcodes.LAND:
        land();
        return;
    default:
        throw new IllegalArgumentException();
    }
}

Example 3

Source File: UselessArithmeticTransformer.java From deobfuscator with Apache License 2.0

4 votes

private List<AbstractInsnNode> getPossibleInsns(AbstractInsnNode ain)
{
	List<AbstractInsnNode> instrs = new ArrayList<>();
	while(ain != null)
	{
		if(ain instanceof LineNumberNode || ain instanceof FrameNode)
		{
			ain = ain.getNext();
			continue;
		}
		instrs.add(ain);
		if(instrs.size() >= 23)
			break;
		ain = ain.getNext();
	}
	if(instrs.size() == 23 && instrs.get(0).getOpcode() == Opcodes.ILOAD
		&& instrs.get(1).getOpcode() == Opcodes.ICONST_1
		&& instrs.get(2).getOpcode() == Opcodes.ISUB
		&& instrs.get(3).getOpcode() == Opcodes.ISTORE)
	{
		int var1 = ((VarInsnNode)instrs.get(0)).var;
		int var2 = ((VarInsnNode)instrs.get(3)).var;
		if(instrs.get(4).getOpcode() == Opcodes.ILOAD
			&& ((VarInsnNode)instrs.get(4)).var == var1
			&& instrs.get(5).getOpcode() == Opcodes.ILOAD
			&& ((VarInsnNode)instrs.get(5)).var == var2
			&& instrs.get(6).getOpcode() == Opcodes.IMUL
			&& instrs.get(7).getOpcode() == Opcodes.ISTORE
			&& ((VarInsnNode)instrs.get(7)).var == var2
			&& instrs.get(8).getOpcode() == Opcodes.ILOAD
			&& ((VarInsnNode)instrs.get(8)).var == var2
			&& instrs.get(9).getOpcode() == Opcodes.ICONST_2
			&& instrs.get(10).getOpcode() == Opcodes.IREM
			&& instrs.get(11).getOpcode() == Opcodes.ISTORE
			&& ((VarInsnNode)instrs.get(11)).var == var2
			&& instrs.get(12).getOpcode() == Opcodes.ILOAD
			&& ((VarInsnNode)instrs.get(12)).var == var2
			&& instrs.get(13).getOpcode() == Opcodes.I2L
			&& instrs.get(14).getOpcode() == Opcodes.ICONST_0
			&& instrs.get(15).getOpcode() == Opcodes.I2L
			&& instrs.get(16).getOpcode() == Opcodes.LCMP
			&& instrs.get(17).getOpcode() == Opcodes.ICONST_1
			&& instrs.get(18).getOpcode() == Opcodes.IXOR
			&& instrs.get(19).getOpcode() == Opcodes.ICONST_1
			&& instrs.get(20).getOpcode() == Opcodes.IAND
			&& instrs.get(21).getOpcode() == Opcodes.IFEQ
			&& instrs.get(22).getOpcode() == Opcodes.IINC)
			return instrs;
	}
	return null;
}

Example 4

Source File: ArithmeticExpression.java From CodenameOne with GNU General Public License v2.0

4 votes

public static boolean isBinaryOp(Instruction instr) {
    switch (instr.getOpcode()) {
        case Opcodes.ISHL:
        case Opcodes.ISHR:
        case Opcodes.LSHL:
        case Opcodes.LSHR:
        case Opcodes.IUSHR:
        case Opcodes.LUSHR:
        case Opcodes.DCMPG:
        case Opcodes.DCMPL:
        case Opcodes.FCMPG:
        case Opcodes.FCMPL:
        case Opcodes.LCMP:
        case Opcodes.IOR:
        case Opcodes.LOR:
        case Opcodes.IXOR:
        case Opcodes.LXOR:
        case Opcodes.IAND:
        case Opcodes.LAND:
        case Opcodes.FADD:
        case Opcodes.DADD:
        case Opcodes.IADD:
        case Opcodes.LADD:
        case Opcodes.FSUB:
        case Opcodes.DSUB:
        case Opcodes.ISUB:
        case Opcodes.LSUB:
        case Opcodes.FDIV:
        case Opcodes.DDIV:
        case Opcodes.LDIV:
        case Opcodes.IDIV:
        case Opcodes.IREM:
        case Opcodes.FREM:
        case Opcodes.DREM:
        case Opcodes.LREM:
        case Opcodes.FMUL:
        case Opcodes.DMUL:
        case Opcodes.IMUL:
        case Opcodes.LMUL:
            return true;
    }
    return false;
}

Example 5

Source File: ArithmeticExpression.java From CodenameOne with GNU General Public License v2.0

4 votes

public static boolean isArithmeticOp(Instruction instr) {
    
    switch (instr.getOpcode()) {
        case Opcodes.ISHL:
        case Opcodes.ISHR:
        case Opcodes.LSHL:
        case Opcodes.LSHR:
        case Opcodes.IUSHR:
        case Opcodes.LUSHR:
        
        case Opcodes.DCMPG:
        case Opcodes.DCMPL:
        case Opcodes.FCMPG:
        case Opcodes.FCMPL:
        case Opcodes.LCMP:
        case Opcodes.FNEG:
        case Opcodes.DNEG:
        case Opcodes.INEG:
        case Opcodes.D2F:
        case Opcodes.D2I:
        case Opcodes.D2L:
        case Opcodes.F2D:
        case Opcodes.F2I:
        case Opcodes.F2L:
        case Opcodes.L2D:
        case Opcodes.L2F:
        case Opcodes.L2I:
        case Opcodes.I2L:
        case Opcodes.I2B:
        case Opcodes.I2C:
        case Opcodes.I2D:
        case Opcodes.I2F:
        case Opcodes.I2S:
        case Opcodes.IOR:
        case Opcodes.LOR:
        case Opcodes.IXOR:
        case Opcodes.LXOR:
        case Opcodes.IAND:
        case Opcodes.LAND:
        case Opcodes.FADD:
        case Opcodes.DADD:
        case Opcodes.IADD:
        case Opcodes.LADD:
        case Opcodes.FSUB:
        case Opcodes.DSUB:
        case Opcodes.ISUB:
        case Opcodes.LSUB:
        case Opcodes.FDIV:
        case Opcodes.DDIV:
        case Opcodes.LDIV:
        case Opcodes.IDIV:
        case Opcodes.IREM:
        case Opcodes.FREM:
        case Opcodes.DREM:
        case Opcodes.LREM:
        case Opcodes.FMUL:
        case Opcodes.DMUL:
        case Opcodes.IMUL:
        case Opcodes.LMUL:
            return true;
    }
    return false;
}