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taiyang-li 2024-01-26 10:43:27 +08:00
parent aca8e90ec9
commit 626e30609a
1 changed files with 4 additions and 7 deletions
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11
src/Functions/if.cpp
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@ -48,11 +48,11 @@ using namespace GatherUtils;
*/ */
template <typename ResultType> template <typename ResultType>
struct is_native_int_or_decimal // NOLINT(readability-identifier-naming) concept is_native_int_or_decimal_v
{ = std::is_integral_v<ResultType> || (is_decimal<ResultType> && sizeof(ResultType) <= 8);
static constexpr bool value = std::is_integral_v<ResultType> || (is_decimal<ResultType> && sizeof(ResultType) <= 8);
};
// This macro performs a branch-free conditional assignment for floating point types.
// It uses bitwise operations to avoid branching, which can be beneficial for performance.
#define BRANCHFREE_IF_FLOAT(TYPE, vc, va, vb, vr) \ #define BRANCHFREE_IF_FLOAT(TYPE, vc, va, vb, vr) \
using UIntType = typename NumberTraits::Construct<false, false, sizeof(TYPE)>::Type; \ using UIntType = typename NumberTraits::Construct<false, false, sizeof(TYPE)>::Type; \
using IntType = typename NumberTraits::Construct<true, false, sizeof(TYPE)>::Type; \ using IntType = typename NumberTraits::Construct<true, false, sizeof(TYPE)>::Type; \
@ -62,9 +62,6 @@ struct is_native_int_or_decimal // NOLINT(readability-identifier-naming)
auto tmp = (~mask & (*reinterpret_cast<UIntType *>(&new_a))) | (mask & (*reinterpret_cast<UIntType *>(&new_b))); \ auto tmp = (~mask & (*reinterpret_cast<UIntType *>(&new_a))) | (mask & (*reinterpret_cast<UIntType *>(&new_b))); \
(vr) = *(reinterpret_cast<ResultType *>(&tmp)); (vr) = *(reinterpret_cast<ResultType *>(&tmp));
template <typename ResultType>
inline constexpr bool is_native_int_or_decimal_v = is_native_int_or_decimal<ResultType>::value;
template <typename ArrayCond, typename ArrayA, typename ArrayB, typename ArrayResult, typename ResultType> template <typename ArrayCond, typename ArrayA, typename ArrayB, typename ArrayResult, typename ResultType>
inline void fillVectorVector(const ArrayCond & cond, const ArrayA & a, const ArrayB & b, ArrayResult & res) inline void fillVectorVector(const ArrayCond & cond, const ArrayA & a, const ArrayB & b, ArrayResult & res)
{ {