stdint.hpp

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// Copyright Take Vos 2022.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt)
 
#pragma once
 
#include "utility/module.hpp"
 
#if (HI_COMPILER == HI_CC_GCC || HI_COMPILER == HI_CC_CLANG) && (HI_PROCESSOR == HI_CPU_X64 || HI_PROCESSOR == HI_CPU_ARM64)
#define HI_HAS_INT128 1
#endif
 
#if !defined(HI_HAS_INT128)
#include "bigint.hpp"
#endif
#include <cstdint>
 
namespace hi::inline v1 {
 
#ifndef HI_HAS_INT128
 
using int128_t = bigint<uintreg_t, 128 / (sizeof(uintreg_t) * CHAR_BIT), true>;
 
using uint128_t = bigint<uintreg_t, 128 / (sizeof(uintreg_t) * CHAR_BIT), false>;
 
// clang-format off
template<> struct has_intxx<128> : std::true_type {};
template<> struct has_uintxx<128> : std::true_type {};
template<> struct make_uintxx<128> { using type = uint128_t; };
template<> struct make_intxx<128> { using type = int128_t; };
// clang-format on
 
#endif
 
#if HI_PROCESSOR == HI_CPU_X86 || HI_PROCESSOR == HI_CPU_ARM
 
using longreg_t = int64_t;
 
using ulongreg_t = uint64_t;
 
#elif HI_PROCESSOR == HI_CPU_X64 || HI_PROCESSOR == HI_CPU_ARM64
 
using longreg_t = int128_t;
 
using ulongreg_t = uint128_t;
 
#else
#error "longreg_t ulongreg_t missing implementation"
#endif
 
} // namespace hi::inline v1