vector_extension.pass.cpp (1819B)
1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // UNSUPPORTED: c++98, c++03, c++11, c++14 11 12 // <experimental/simd> 13 // 14 // [simd.abi] 15 16 #include <experimental/simd> 17 #include <cstdint> 18 19 namespace ex = std::experimental::parallelism_v2; 20 21 constexpr inline int reg_width() { 22 #if defined(__AVX__) 23 return 32; 24 #else 25 return 16; 26 #endif 27 } 28 29 #ifndef _LIBCPP_HAS_NO_VECTOR_EXTENSION 30 31 static_assert( 32 sizeof(ex::simd<char, ex::__simd_abi<ex::_StorageKind::_VecExt, 1>>) == 1, 33 ""); 34 static_assert( 35 sizeof(ex::simd<char, ex::__simd_abi<ex::_StorageKind::_VecExt, 2>>) == 2, 36 ""); 37 static_assert( 38 sizeof(ex::simd<char, ex::__simd_abi<ex::_StorageKind::_VecExt, 3>>) == 4, 39 ""); 40 static_assert( 41 sizeof(ex::simd<char, ex::__simd_abi<ex::_StorageKind::_VecExt, 12>>) == 16, 42 ""); 43 static_assert( 44 sizeof(ex::simd<int32_t, ex::__simd_abi<ex::_StorageKind::_VecExt, 3>>) == 45 16, 46 ""); 47 static_assert( 48 sizeof(ex::simd<int32_t, ex::__simd_abi<ex::_StorageKind::_VecExt, 5>>) == 49 32, 50 ""); 51 static_assert( 52 std::is_same<ex::simd_abi::native<int8_t>, 53 ex::__simd_abi<ex::_StorageKind::_VecExt, reg_width()>>::value, 54 ""); 55 #else 56 static_assert( 57 std::is_same<ex::simd_abi::native<int8_t>, 58 ex::__simd_abi<ex::_StorageKind::_Array, reg_width()>>::value, 59 ""); 60 61 #endif 62 63 static_assert(std::is_same<ex::simd_abi::compatible<int8_t>, 64 ex::__simd_abi<ex::_StorageKind::_Array, 16>>::value, 65 ""); 66 67 int main() {}