diff options
| -rw-r--r-- | libstdc++-v3/include/experimental/bits/simd_builtin.h | 2 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/experimental/simd/pr114803_vecbuiltin_cvt.cc | 105 |
2 files changed, 106 insertions, 1 deletions
diff --git a/libstdc++-v3/include/experimental/bits/simd_builtin.h b/libstdc++-v3/include/experimental/bits/simd_builtin.h index 49c7c7e..4ceeb42 100644 --- a/libstdc++-v3/include/experimental/bits/simd_builtin.h +++ b/libstdc++-v3/include/experimental/bits/simd_builtin.h @@ -841,7 +841,7 @@ template <typename _Tp, typename _Mp, typename _Abi, size_t _Np> _GLIBCXX_SIMD_ALWAYS_INLINE explicit operator __vector_type_t<_Tp, _Np>() const - { return static_cast<const simd<_Tp, _Abi>*>(this)->_M_data.__builtin(); } + { return __data(*static_cast<const simd<_Tp, _Abi>*>(this)); } }; struct _SimdBase1 diff --git a/libstdc++-v3/testsuite/experimental/simd/pr114803_vecbuiltin_cvt.cc b/libstdc++-v3/testsuite/experimental/simd/pr114803_vecbuiltin_cvt.cc new file mode 100644 index 0000000..103dd19 --- /dev/null +++ b/libstdc++-v3/testsuite/experimental/simd/pr114803_vecbuiltin_cvt.cc @@ -0,0 +1,105 @@ +// { dg-options "-std=gnu++17" } +// { dg-do compile { target c++17 } } + +#include <experimental/simd> + +template <typename T> + void + maybe_test() + { + using V = std::experimental::simd<T, std::experimental::simd_abi::_VecBuiltin<16>>; + if constexpr (std::is_destructible_v<V>) + { + using V2 [[gnu::vector_size(16)]] = T; + V x = {}; + V2 x2 = static_cast<V2>(x); + x = static_cast<V>(x2); + for (unsigned i = 0; i < V::size(); ++i) + { + if (x2[i] != 0) + __builtin_abort(); + } +#ifdef __SSE__ + if constexpr (std::is_same_v<T, float>) + x = static_cast<V>(static_cast<__m128>(x)); + else if constexpr (std::is_same_v<T, double>) + x = static_cast<V>(static_cast<__m128d>(x)); + else if constexpr (std::is_integral_v<T>) + x = static_cast<V>(static_cast<__m128i>(x)); +#elif __ALTIVEC__ + if constexpr (std::is_same_v<T, float>) + x = static_cast<V>(static_cast<__vector float>(x)); +#ifdef __VSX__ + else if constexpr (std::is_same_v<T, double>) + x = static_cast<V>(static_cast<__vector double>(x)); +#endif + else if constexpr (std::is_integral_v<T> && sizeof(T) == sizeof(signed char) + && std::is_signed_v<T>) + x = static_cast<V>(static_cast<__vector signed char>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == sizeof(signed char)) + x = static_cast<V>(static_cast<__vector unsigned char>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == sizeof(short) + && std::is_signed_v<T>) + x = static_cast<V>(static_cast<__vector signed short>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == sizeof(short)) + x = static_cast<V>(static_cast<__vector unsigned short>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == sizeof(int) + && std::is_signed_v<T>) + x = static_cast<V>(static_cast<__vector signed int>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == sizeof(int)) + x = static_cast<V>(static_cast<__vector unsigned int>(x)); +#ifdef __VSX__ + else if constexpr (std::is_integral_v<T> && sizeof(T) == sizeof(long long) + && std::is_signed_v<T>) + x = static_cast<V>(static_cast<__vector signed long long>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == sizeof(long long)) + x = static_cast<V>(static_cast<__vector unsigned long long>(x)); +#endif +#elif __ARM_NEON + if constexpr (std::is_same_v<T, float>) + x = static_cast<V>(static_cast<float32x4_t>(x)); +#ifdef __aarch64__ + else if constexpr (std::is_same_v<T, double>) + x = static_cast<V>(static_cast<float64x2_t>(x)); +#endif + else if constexpr (std::is_integral_v<T> && sizeof(T) == 1 && std::is_signed_v<T>) + x = static_cast<V>(static_cast<int8x16_t>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == 1) + x = static_cast<V>(static_cast<uint8x16_t>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == 2 && std::is_signed_v<T>) + x = static_cast<V>(static_cast<int16x8_t>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == 2) + x = static_cast<V>(static_cast<uint16x8_t>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == 4 && std::is_signed_v<T>) + x = static_cast<V>(static_cast<int32x4_t>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == 4) + x = static_cast<V>(static_cast<uint32x4_t>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == 8 && std::is_signed_v<T>) + x = static_cast<V>(static_cast<int64x2_t>(x)); + else if constexpr (std::is_integral_v<T> && sizeof(T) == 8) + x = static_cast<V>(static_cast<uint64x2_t>(x)); +#endif + } + } + +int main() +{ + maybe_test<char>(); + maybe_test<wchar_t>(); + maybe_test<char16_t>(); + maybe_test<char32_t>(); + + maybe_test<signed char>(); + maybe_test<unsigned char>(); + maybe_test<short>(); + maybe_test<unsigned short>(); + maybe_test<int>(); + maybe_test<unsigned int>(); + maybe_test<long>(); + maybe_test<unsigned long>(); + maybe_test<long long>(); + maybe_test<unsigned long long>(); + maybe_test<float>(); + maybe_test<double>(); + maybe_test<long double>(); +} |