mirror of
https://github.com/reactos/reactos.git
synced 2024-11-03 13:25:57 +00:00
193 lines
5.5 KiB
C
193 lines
5.5 KiB
C
/******************************************************************************
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* INTERLOCKED Functions *
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******************************************************************************/
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//
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// Intrinsics (note: taken from our winnt.h)
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// FIXME: 64-bit
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//
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#if defined(__GNUC__)
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static __inline__ BOOLEAN
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InterlockedBitTestAndSet(
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IN LONG volatile *Base,
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IN LONG Bit)
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{
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#if defined(_M_IX86)
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LONG OldBit;
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__asm__ __volatile__("lock "
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"btsl %2,%1\n\t"
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"sbbl %0,%0\n\t"
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:"=r" (OldBit),"+m" (*Base)
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:"Ir" (Bit)
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: "memory");
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return OldBit;
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#else
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return (_InterlockedOr(Base, 1 << Bit) >> Bit) & 1;
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#endif
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}
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static __inline__ BOOLEAN
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InterlockedBitTestAndReset(
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IN LONG volatile *Base,
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IN LONG Bit)
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{
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#if defined(_M_IX86)
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LONG OldBit;
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__asm__ __volatile__("lock "
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"btrl %2,%1\n\t"
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"sbbl %0,%0\n\t"
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:"=r" (OldBit),"+m" (*Base)
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:"Ir" (Bit)
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: "memory");
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return OldBit;
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#else
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return (_InterlockedAnd(Base, ~(1 << Bit)) >> Bit) & 1;
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#endif
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}
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#endif /* defined(__GNUC__) */
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#define BitScanForward _BitScanForward
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#define BitScanReverse _BitScanReverse
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#define BitTest _bittest
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#define BitTestAndComplement _bittestandcomplement
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#define BitTestAndSet _bittestandset
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#define BitTestAndReset _bittestandreset
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#define InterlockedBitTestAndSet _interlockedbittestandset
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#define InterlockedBitTestAndReset _interlockedbittestandreset
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#ifdef _M_AMD64
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#define BitTest64 _bittest64
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#define BitTestAndComplement64 _bittestandcomplement64
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#define BitTestAndSet64 _bittestandset64
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#define BitTestAndReset64 _bittestandreset64
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#define InterlockedBitTestAndSet64 _interlockedbittestandset64
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#define InterlockedBitTestAndReset64 _interlockedbittestandreset64
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#endif
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#if !defined(__INTERLOCKED_DECLARED)
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#define __INTERLOCKED_DECLARED
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#if defined (_X86_)
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#if defined(NO_INTERLOCKED_INTRINSICS)
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NTKERNELAPI
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LONG
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FASTCALL
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InterlockedIncrement(
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IN OUT LONG volatile *Addend);
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NTKERNELAPI
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LONG
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FASTCALL
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InterlockedDecrement(
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IN OUT LONG volatile *Addend);
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NTKERNELAPI
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LONG
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FASTCALL
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InterlockedCompareExchange(
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IN OUT LONG volatile *Destination,
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IN LONG Exchange,
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IN LONG Comparand);
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NTKERNELAPI
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LONG
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FASTCALL
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InterlockedExchange(
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IN OUT LONG volatile *Destination,
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IN LONG Value);
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NTKERNELAPI
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LONG
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FASTCALL
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InterlockedExchangeAdd(
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IN OUT LONG volatile *Addend,
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IN LONG Value);
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#else /* !defined(NO_INTERLOCKED_INTRINSICS) */
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#define InterlockedExchange _InterlockedExchange
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#define InterlockedIncrement _InterlockedIncrement
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#define InterlockedDecrement _InterlockedDecrement
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#define InterlockedExchangeAdd _InterlockedExchangeAdd
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#define InterlockedCompareExchange _InterlockedCompareExchange
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#define InterlockedOr _InterlockedOr
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#define InterlockedAnd _InterlockedAnd
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#define InterlockedXor _InterlockedXor
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#endif /* !defined(NO_INTERLOCKED_INTRINSICS) */
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#endif /* defined (_X86_) */
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#if !defined (_WIN64)
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/*
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* PVOID
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* InterlockedExchangePointer(
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* IN OUT PVOID volatile *Target,
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* IN PVOID Value)
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*/
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#define InterlockedExchangePointer(Target, Value) \
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((PVOID) InterlockedExchange((PLONG) Target, (LONG) Value))
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/*
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* PVOID
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* InterlockedCompareExchangePointer(
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* IN OUT PVOID *Destination,
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* IN PVOID Exchange,
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* IN PVOID Comparand)
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*/
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#define InterlockedCompareExchangePointer(Destination, Exchange, Comparand) \
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((PVOID) InterlockedCompareExchange((PLONG) Destination, (LONG) Exchange, (LONG) Comparand))
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#define InterlockedExchangeAddSizeT(a, b) InterlockedExchangeAdd((LONG *)a, b)
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#define InterlockedIncrementSizeT(a) InterlockedIncrement((LONG *)a)
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#define InterlockedDecrementSizeT(a) InterlockedDecrement((LONG *)a)
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#endif // !defined (_WIN64)
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#if defined (_M_AMD64)
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#define InterlockedExchangeAddSizeT(a, b) InterlockedExchangeAdd64((LONGLONG *)a, (LONGLONG)b)
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#define InterlockedIncrementSizeT(a) InterlockedIncrement64((LONGLONG *)a)
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#define InterlockedDecrementSizeT(a) InterlockedDecrement64((LONGLONG *)a)
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#define InterlockedAnd _InterlockedAnd
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#define InterlockedOr _InterlockedOr
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#define InterlockedXor _InterlockedXor
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#define InterlockedIncrement _InterlockedIncrement
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#define InterlockedDecrement _InterlockedDecrement
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#define InterlockedAdd _InterlockedAdd
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#define InterlockedExchange _InterlockedExchange
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#define InterlockedExchangeAdd _InterlockedExchangeAdd
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#define InterlockedCompareExchange _InterlockedCompareExchange
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#define InterlockedAnd64 _InterlockedAnd64
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#define InterlockedOr64 _InterlockedOr64
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#define InterlockedXor64 _InterlockedXor64
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#define InterlockedIncrement64 _InterlockedIncrement64
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#define InterlockedDecrement64 _InterlockedDecrement64
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#define InterlockedAdd64 _InterlockedAdd64
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#define InterlockedExchange64 _InterlockedExchange64
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#define InterlockedExchangeAdd64 _InterlockedExchangeAdd64
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#define InterlockedCompareExchange64 _InterlockedCompareExchange64
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#define InterlockedCompareExchangePointer _InterlockedCompareExchangePointer
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#define InterlockedExchangePointer _InterlockedExchangePointer
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#define InterlockedBitTestAndSet64 _interlockedbittestandset64
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#define InterlockedBitTestAndReset64 _interlockedbittestandreset64
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#endif // _M_AMD64
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#if defined(_M_AMD64) && !defined(RC_INVOKED) && !defined(MIDL_PASS)
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//#if !defined(_X86AMD64_) // FIXME: what's _X86AMD64_ used for?
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FORCEINLINE
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LONG64
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InterlockedAdd64(
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IN OUT LONG64 volatile *Addend,
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IN LONG64 Value)
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{
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return InterlockedExchangeAdd64(Addend, Value) + Value;
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}
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//#endif
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#endif
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#endif /* !__INTERLOCKED_DECLARED */
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