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Diffstat (limited to 'third_party/xsimd/include/xsimd/types/xsimd_register.hpp')
| -rw-r--r-- | third_party/xsimd/include/xsimd/types/xsimd_register.hpp | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/third_party/xsimd/include/xsimd/types/xsimd_register.hpp b/third_party/xsimd/include/xsimd/types/xsimd_register.hpp new file mode 100644 index 0000000000..4fe4f3f13f --- /dev/null +++ b/third_party/xsimd/include/xsimd/types/xsimd_register.hpp @@ -0,0 +1,94 @@ +/*************************************************************************** + * Copyright (c) Johan Mabille, Sylvain Corlay, Wolf Vollprecht and * + * Martin Renou * + * Copyright (c) QuantStack * + * Copyright (c) Serge Guelton * + * * + * Distributed under the terms of the BSD 3-Clause License. * + * * + * The full license is in the file LICENSE, distributed with this software. * + ****************************************************************************/ + +#ifndef XSIMD_REGISTER_HPP +#define XSIMD_REGISTER_HPP + +#include <type_traits> + +namespace xsimd +{ + namespace types + { + template <class T, class A> + struct has_simd_register : std::false_type + { + }; + + template <class T, class Arch> + struct simd_register + { + struct register_type + { + }; + }; + +#define XSIMD_DECLARE_SIMD_REGISTER(SCALAR_TYPE, ISA, VECTOR_TYPE) \ + template <> \ + struct simd_register<SCALAR_TYPE, ISA> \ + { \ + using register_type = VECTOR_TYPE; \ + register_type data; \ + inline operator register_type() const noexcept \ + { \ + return data; \ + } \ + }; \ + template <> \ + struct has_simd_register<SCALAR_TYPE, ISA> : std::true_type \ + { \ + } + +#define XSIMD_DECLARE_INVALID_SIMD_REGISTER(SCALAR_TYPE, ISA) \ + template <> \ + struct has_simd_register<SCALAR_TYPE, ISA> : std::false_type \ + { \ + } + +#define XSIMD_DECLARE_SIMD_REGISTER_ALIAS(ISA, ISA_BASE) \ + template <class T> \ + struct simd_register<T, ISA> : simd_register<T, ISA_BASE> \ + { \ + using register_type = typename simd_register<T, ISA_BASE>::register_type; \ + simd_register(register_type reg) noexcept \ + : simd_register<T, ISA_BASE> { reg } \ + { \ + } \ + simd_register() = default; \ + }; \ + template <class T> \ + struct has_simd_register<T, ISA> : has_simd_register<T, ISA_BASE> \ + { \ + } + + template <class T, class Arch> + struct get_bool_simd_register + { + using type = simd_register<T, Arch>; + }; + + template <class T, class Arch> + using get_bool_simd_register_t = typename get_bool_simd_register<T, Arch>::type; + } + + namespace kernel + { + template <class A> + // makes requires_arch equal to A const&, using type_traits functions + using requires_arch = typename std::add_lvalue_reference<typename std::add_const<A>::type>::type; + template <class T> + struct convert + { + }; + } +} + +#endif |