1 | /* Copyright (C) 2013-2014 Povilas Kanapickas <povilas@radix.lt> |
2 | |
3 | Distributed under the Boost Software License, Version 1.0. |
4 | (See accompanying file LICENSE_1_0.txt or copy at |
5 | http://www.boost.org/LICENSE_1_0.txt) |
6 | */ |
7 | |
8 | #ifndef LIBSIMDPP_SIMDPP_DETAIL_TRAITS_H |
9 | #define LIBSIMDPP_SIMDPP_DETAIL_TRAITS_H |
10 | |
11 | #ifndef LIBSIMDPP_SIMD_H |
12 | #error "This file must be included through simd.h" |
13 | #endif |
14 | |
15 | #include <simdpp/types.h> |
16 | |
17 | namespace simdpp { |
18 | namespace SIMDPP_ARCH_NAMESPACE { |
19 | namespace detail { |
20 | |
21 | /* Normalizes vector type. Removes sign from a vector type. |
22 | */ |
23 | template<class V> struct remove_sign { using type = V; using expr = V; }; |
24 | |
25 | template<unsigned N, class E> |
26 | struct remove_sign<int8<N,E>> { using type = uint8<N>; using expr = uint8<N,E>; }; |
27 | template<unsigned N, class E> |
28 | struct remove_sign<int16<N,E>> { using type = uint16<N>; using expr = uint16<N,E>; }; |
29 | template<unsigned N, class E> |
30 | struct remove_sign<int32<N,E>> { using type = uint32<N>; using expr = uint32<N,E>; }; |
31 | template<unsigned N, class E> |
32 | struct remove_sign<int64<N,E>> { using type = uint64<N>; using expr = uint64<N,E>; }; |
33 | |
34 | /* Normalizes vector type. Removes sign from a vector type. Result type is a |
35 | value type, not an expression. |
36 | */ |
37 | template<class V> struct remove_mask { using type = V; using expr = V; }; |
38 | |
39 | template<unsigned N, class E> |
40 | struct remove_mask<mask_int8<N,E>> { using type = uint8<N>; using expr = uint8<N,E>; }; |
41 | template<unsigned N, class E> |
42 | struct remove_mask<mask_int16<N,E>> { using type = uint16<N>; using expr = uint16<N,E>; }; |
43 | template<unsigned N, class E> |
44 | struct remove_mask<mask_int32<N,E>> { using type = uint32<N>; using expr = uint32<N,E>; }; |
45 | template<unsigned N, class E> |
46 | struct remove_mask<mask_int64<N,E>> { using type = uint64<N>; using expr = uint64<N,E>; }; |
47 | template<unsigned N, class E> |
48 | struct remove_mask<mask_float32<N,E>> { using type = float32<N>; using expr = float32<N,E>; }; |
49 | template<unsigned N, class E> |
50 | struct remove_mask<mask_float64<N,E>> { using type = float64<N>; using expr = float64<N,E>; }; |
51 | |
52 | } // namespace detail |
53 | } // namespace SIMDPP_ARCH_NAMESPACE |
54 | } // namespace simdpp |
55 | |
56 | #endif |
57 | |