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vm::atomic -> atomic_t

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This commit is contained in:
Nekotekina 2014-09-27 22:49:33 +04:00
parent e40776ba79
commit ae17ef4d68
15 changed files with 394 additions and 258 deletions
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34
Utilities/GNU.h
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@ -188,3 +188,37 @@ static __forceinline uint64_t InterlockedXor(volatile uint64_t* dest, uint64_t v
return _InterlockedXor64((volatile long long*)dest, value);
}
#endif
static __forceinline uint32_t cntlz32(uint32_t arg)
{
#if defined(__GNUG__)
return __builtin_clzl(arg);
#else
unsigned long res;
if (!_BitScanReverse(&res, arg))
{
return 32;
}
else
{
return res ^ 31;
}
#endif
}
static __forceinline uint64_t cntlz64(uint64_t arg)
{
#if defined(__GNUG__)
return __builtin_clzll(arg);
#else
unsigned long res;
if (!_BitScanReverse64(&res, arg))
{
return 64;
}
else
{
return res ^ 63;
}
#endif
}