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