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_EXPR_I_SUB_SAT_H
9#define LIBSIMDPP_SIMDPP_DETAIL_EXPR_I_SUB_SAT_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/get_expr.h>
17#include <simdpp/detail/insn/i_sub_sat.h>
18
19namespace simdpp {
20namespace SIMDPP_ARCH_NAMESPACE {
21namespace detail {
22
23template<class R, class E1, class E2>
24struct expr_eval<R, expr_isub_sat<E1, E2>> {
25 static SIMDPP_INL R eval(const expr_isub_sat<E1, E2>& e)
26 {
27 using E = get_expr2_same<E1, E2>;
28 return (R) insn::i_sub_sat(
29 eval_maybe_scalar<typename E::v1_final_type, E1>::eval(e.a),
30 eval_maybe_scalar<typename E::v2_final_type, E2>::eval(e.b));
31 }
32};
33
34} // namespace detail
35} // namespace SIMDPP_ARCH_NAMESPACE
36} // namespace simdpp
37
38#endif
39
40