factor/vm/atomic-cl-64.hpp

40 lines
1.4 KiB
C++

#define FACTOR_FORCE_INLINE __forceinline
namespace factor {
namespace atomic {
__forceinline static bool cas(volatile cell* ptr, cell old_val, cell new_val) {
return InterlockedCompareExchange64(reinterpret_cast<volatile LONG64*>(ptr),
(LONG64)old_val, (LONG64)new_val) ==
(LONG64)old_val;
}
__forceinline static bool cas(volatile fixnum* ptr, fixnum old_val,
fixnum new_val) {
return InterlockedCompareExchange64(reinterpret_cast<volatile LONG64*>(ptr),
(LONG64)old_val, (LONG64)new_val) ==
(LONG64)old_val;
}
__forceinline static cell fetch_add(volatile cell* ptr, cell val) {
return (cell)InterlockedExchangeAdd64(
reinterpret_cast<volatile LONG64*>(ptr), (LONG64)val);
}
__forceinline static fixnum fetch_add(volatile fixnum* ptr, fixnum val) {
return (fixnum)InterlockedExchangeAdd64(
reinterpret_cast<volatile LONG64*>(ptr), (LONG64)val);
}
__forceinline static cell fetch_subtract(volatile cell* ptr, cell val) {
return (cell)InterlockedExchangeAdd64(
reinterpret_cast<volatile LONG64*>(ptr), -(LONG64)val);
}
__forceinline static fixnum fetch_subtract(volatile fixnum* ptr, fixnum val) {
return (fixnum)InterlockedExchangeAdd64(
reinterpret_cast<volatile LONG64*>(ptr), -(LONG64)val);
}
__forceinline static void fence() { MemoryBarrier(); }
}
}
#include "atomic.hpp"