AuroraRuntime/Include/auROXTL/auEndianness.hpp
Reece 749b8deb8d [*] Updated bit utilities
[*] Updated default string type
[*] Spinlocks can now timeout
[*] Finish RW lock write entrant mode
2022-02-18 17:50:33 +00:00

94 lines
2.0 KiB
C++

/***
Copyright (C) 2022 J Reece Wilson (a/k/a "Reece"). All rights reserved.
File: auEndianness.hpp
Date: 2022-2-6
Author: Reece
***/
#pragma once
template<typename T>
struct AuEndianUtils
{
static T Swap(T in);
};
template<typename T>
inline T AuEndianUtils<T>::Swap(T in)
{
if constexpr (sizeof(T) == 8)
return (T(in) & 0xFF) << T(56) |
(T(in >> T(8)) & T(0xFF)) << T(48) |
(T(in >> T(16)) & T(0xFF)) << T(40) |
(T(in >> T(24)) & T(0xFF)) << T(32) |
(T(in >> T(32)) & T(0xFF)) << T(24) |
(T(in >> T(40)) & T(0xFF)) << T(16) |
(T(in >> T(48)) & T(0xFF)) << T(8) |
(T(in >> T(56)) & T(0xFF));
if constexpr (sizeof(T) == 4)
return T(in & 0xFF) << 24 |
(T(in >> 8) & 0xFF) << 16 |
(T(in >> 16) & 0xFF) << 8 |
(T(in >> 24) & 0xFF);
if constexpr (sizeof(T) == 2)
return (in & 0xFF) << 8 |
((in >> 8) & 0xFF);
return in;
}
#if defined(AURORA_COMPILER_MSVC)
template<>
inline AuUInt64 AuEndianUtils<AuUInt64>::Swap(AuUInt64 in)
{
return _byteswap_uint64(in);
}
template<>
inline AuUInt32 AuEndianUtils<AuUInt32>::Swap(AuUInt32 in)
{
return _byteswap_ulong(in);
}
template<>
inline unsigned long AuEndianUtils<unsigned long>::Swap(unsigned long in)
{
return _byteswap_ulong(in);
}
template<>
inline AuUInt16 AuEndianUtils<AuUInt16>::Swap(AuUInt16 in)
{
return _byteswap_ushort(in);
}
#elif defined(AURORA_COMPILER_CLANG)
template<>
inline AuUInt64 AuEndianUtils<AuUInt64>::Swap(AuUInt64 in)
{
return __builtin_bswap64(in);
}
template<>
inline AuUInt32 AuEndianUtils<AuUInt32>::Swap(AuUInt32 in)
{
return __builtin_bswap32(in);
}
template<>
inline AuUInt16 AuEndianUtils<AuUInt16>::Swap(AuUInt16 in)
{
return __builtin_bswap16(in);
}
#endif
template<typename Type_t>
inline auline Type_t AuFlipEndian(Type_t in)
{
return AuEndianUtils<Type_t>::Swap(in);
}