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