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ror64 added

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This commit is contained in:
Nekotekina 2017-03-04 17:34:59 +03:00
parent 74d47943e9
commit 3baf79f929
5 changed files with 21 additions and 12 deletions
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20
Utilities/types.h
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@ -905,8 +905,9 @@ inline void busy_wait(std::size_t count = 100)
while (count--) _mm_pause();
}
// Left rotate helpers
// Rotate helpers
#if defined(__GNUG__)
inline u8 rol8(const u8 x, const u8 n)
{
u8 result = x;
@ -934,9 +935,18 @@ inline u64 rol64(const u64 x, const u64 n)
__asm__("rolq %b[n], %[result]" : [result] "+g" (result) : [n] "c" (n));
return result;
}
inline u64 ror64(const u64 x, const u64 n)
{
u64 result = x;
__asm__("rorq %b[n], %[result]" : [result] "+g" (result) : [n] "c" (n));
return result;
}
#elif defined(_MSC_VER)
inline u8 rol8(const u8 x, const u8 n) { return _rotl8(x, n); }
inline u16 rol16(const u16 x, const u16 n) { return _rotl16(x, n); }
inline u32 rol32(const u32 x, const u32 n) { return _rotl(x, n); }
inline u64 rol64(const u64 x, const u64 n) { return _rotl64(x, n); }
#endif
inline u16 rol16(const u16 x, const u16 n) { return _rotl16(x, (u8)n); }
inline u32 rol32(const u32 x, const u32 n) { return _rotl(x, (int)n); }
inline u64 rol64(const u64 x, const u64 n) { return _rotl64(x, (int)n); }
inline u64 ror64(const u64 x, const u64 n) { return _rotr64(x, (int)n); }
#endif