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Atomic intrinsics for u128 type

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This commit is contained in:
Nekotekina
2014-10-10 22:41:57 +04:00
parent 09fbda603c
commit 446993eaa6
2 changed files with 118 additions and 38 deletions
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Utilities/BEType.h
+46 -3
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@@ -310,9 +310,8 @@ static __forceinline u128 InterlockedCompareExchange(volatile u128* dest, u128 e
auto res = __sync_val_compare_and_swap((volatile __int128_t*)dest, (__int128_t&)comp, (__int128_t&)exch);
return (u128&)res;
#else
u128 cmp = comp;
_InterlockedCompareExchange128((volatile long long*)dest, exch._u64[1], exch._u64[0], (long long*)&cmp);
return cmp;
_InterlockedCompareExchange128((volatile long long*)dest, exch._u64[1], exch._u64[0], (long long*)&comp);
return comp;
#endif
}
#endif
@@ -326,6 +325,50 @@ static __forceinline bool InterlockedCompareExchangeTest(volatile u128* dest, u1
#endif
}
#ifndef InterlockedExchange
static __forceinline u128 InterlockedExchange(volatile u128* dest, u128 value)
{
while (true)
{
const u128 old = *(u128*)dest;
if (InterlockedCompareExchangeTest(dest, value, old)) return old;
}
}
#endif
#ifndef InterlockedOr
static __forceinline u128 InterlockedOr(volatile u128* dest, u128 value)
{
while (true)
{
const u128 old = *(u128*)dest;
if (InterlockedCompareExchangeTest(dest, old | value, old)) return old;
}
}
#endif
#ifndef InterlockedAnd
static __forceinline u128 InterlockedAnd(volatile u128* dest, u128 value)
{
while (true)
{
const u128 old = *(u128*)dest;
if (InterlockedCompareExchangeTest(dest, old & value, old)) return old;
}
}
#endif
#ifndef InterlockedXor
static __forceinline u128 InterlockedXor(volatile u128* dest, u128 value)
{
while (true)
{
const u128 old = *(u128*)dest;
if (InterlockedCompareExchangeTest(dest, old ^ value, old)) return old;
}
}
#endif
#define re16(val) _byteswap_ushort(val)
#define re32(val) _byteswap_ulong(val)
#define re64(val) _byteswap_uint64(val)