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#include <Functions/FunctionFactory.h>
#include <Functions/FunctionBinaryArithmetic.h>
namespace DB
{
namespace ErrorCodes
{
extern const int LOGICAL_ERROR;
}
namespace
{
template <typename A, typename B>
struct BitXorImpl
{
using ResultType = typename NumberTraits::ResultOfBit<A, B>::Type;
static constexpr bool allow_fixed_string = true;
static const constexpr bool allow_string_integer = false;
template <typename Result = ResultType>
static inline Result apply(A a, B b)
{
return static_cast<Result>(a) ^ static_cast<Result>(b);
}
#if USE_EMBEDDED_COMPILER
static constexpr bool compilable = true;
static inline llvm::Value * compile(llvm::IRBuilder<> & b, llvm::Value * left, llvm::Value * right, bool)
{
if (!left->getType()->isIntegerTy())
throw Exception(ErrorCodes::LOGICAL_ERROR, "BitXorImpl expected an integral type");
return b.CreateXor(left, right);
}
#endif
};
struct NameBitXor { static constexpr auto name = "bitXor"; };
using FunctionBitXor = BinaryArithmeticOverloadResolver<BitXorImpl, NameBitXor, true, false>;
}
REGISTER_FUNCTION(BitXor)
{
factory.registerFunction<FunctionBitXor>();
}
}
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