sys::cas_flag should be long on this platform, InterlockedAdd() is
defined only for the Itanium architecture (according to MSDN).
Patch by Michael Beck!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90748
91177308-0d34-0410-b5e6-
96231b3b80d8
namespace sys {
void MemoryFence();
+#ifdef _MSC_VER
+ typedef long cas_flag;
+#else
typedef uint32_t cas_flag;
+#endif
cas_flag CompareAndSwap(volatile cas_flag* ptr,
cas_flag new_value,
cas_flag old_value);
#elif defined(__GNUC__)
return __sync_add_and_fetch(ptr, val);
#elif defined(_MSC_VER)
- return InterlockedAdd(ptr, val);
+ return InterlockedExchangeAdd(ptr, val) + val;
#else
# error No atomic add implementation for your platform!
#endif