50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
#define FACTOR_FORCE_INLINE __forceinline
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namespace factor {
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namespace atomic {
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__forceinline static bool cas(volatile cell *ptr, cell old_val, cell new_val)
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{
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return InterlockedCompareExchange(
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reinterpret_cast<volatile LONG *>(ptr),
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(LONG)old_val,
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(LONG)new_val) == (LONG)old_val;
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}
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__forceinline static bool cas(volatile fixnum *ptr, fixnum old_val, fixnum new_val)
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{
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return InterlockedCompareExchange(
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reinterpret_cast<volatile LONG *>(ptr),
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(LONG)old_val,
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(LONG)new_val) == (LONG)old_val;
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}
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__forceinline static cell fetch_add(volatile cell *ptr, cell val)
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{
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return (cell)InterlockedExchangeAdd(
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reinterpret_cast<volatile LONG *>(ptr), (LONG)val);
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}
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__forceinline static fixnum fetch_add(volatile fixnum *ptr, fixnum val)
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{
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return (fixnum)InterlockedExchangeAdd(
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reinterpret_cast<volatile LONG *>(ptr), (LONG)val);
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}
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__forceinline static cell fetch_subtract(volatile cell *ptr, cell val)
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{
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return (cell)InterlockedExchangeAdd(
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reinterpret_cast<volatile LONG *>(ptr), -(LONG)val);
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}
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__forceinline static fixnum fetch_subtract(volatile fixnum *ptr, fixnum val)
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{
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return (fixnum)InterlockedExchangeAdd(
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reinterpret_cast<volatile LONG *>(ptr), -(LONG)val);
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}
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__forceinline static void fence()
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{
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MemoryBarrier();
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}
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}
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}
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#include "atomic.hpp"
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