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_CORE_F_DIV_H |
9 | #define LIBSIMDPP_SIMDPP_CORE_F_DIV_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 | #include <simdpp/detail/insn/f_div.h> |
17 | #include <simdpp/core/detail/scalar_arg_impl.h> |
18 | |
19 | namespace simdpp { |
20 | namespace SIMDPP_ARCH_NAMESPACE { |
21 | |
22 | /** Divides the values of two vectors. |
23 | |
24 | @code |
25 | r0 = a0 / b0 |
26 | ... |
27 | rN = aN / bN |
28 | @endcode |
29 | |
30 | @icost{NEON, 6} |
31 | @icost{ALTIVEC, 10} |
32 | |
33 | @par 256-bit version: |
34 | @icost{SSE2-SSE4.1, 2} |
35 | @icost{NEON, 12} |
36 | @icost{ALTIVEC, 19} |
37 | */ |
38 | template<unsigned N, class E1, class E2> SIMDPP_INL |
39 | float32<N,expr_empty> div(const float32<N,E1>& a, const float32<N,E2>& b) |
40 | { |
41 | return detail::insn::i_div(a.eval(), b.eval()); |
42 | } |
43 | |
44 | SIMDPP_SCALAR_ARG_IMPL_VEC(div, float32, float32) |
45 | |
46 | /** Divides the values of two vectors |
47 | |
48 | @code |
49 | r0 = a0 / b0 |
50 | ... |
51 | rN = aN / bN |
52 | @endcode |
53 | |
54 | @par 128-bit version: |
55 | @novec{NEON, ALTIVEC} |
56 | |
57 | @par 256-bit version: |
58 | @icost{SSE2-SSE4.1, 2} |
59 | @novec{NEON, ALTIVEC} |
60 | */ |
61 | template<unsigned N, class E1, class E2> SIMDPP_INL |
62 | float64<N,expr_empty> div(const float64<N,E1>& a, const float64<N,E2>& b) |
63 | { |
64 | return detail::insn::i_div(a.eval(), b.eval()); |
65 | } |
66 | |
67 | SIMDPP_SCALAR_ARG_IMPL_VEC(div, float64, float64) |
68 | |
69 | } // namespace SIMDPP_ARCH_NAMESPACE |
70 | } // namespace simdpp |
71 | |
72 | #endif |
73 | |
74 | |