diff options
Diffstat (limited to 'Utilities/cmlibuv/src/win/atomicops-inl.h')
| -rw-r--r-- | Utilities/cmlibuv/src/win/atomicops-inl.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/Utilities/cmlibuv/src/win/atomicops-inl.h b/Utilities/cmlibuv/src/win/atomicops-inl.h index 52713cf305..2f984c6db0 100644 --- a/Utilities/cmlibuv/src/win/atomicops-inl.h +++ b/Utilities/cmlibuv/src/win/atomicops-inl.h @@ -39,10 +39,11 @@ static char INLINE uv__atomic_exchange_set(char volatile* target) { return _InterlockedOr8(target, 1); } -#else /* GCC */ +#else /* GCC, Clang in mingw mode */ -/* Mingw-32 version, hopefully this works for 64-bit gcc as well. */ static inline char uv__atomic_exchange_set(char volatile* target) { +#if defined(__i386__) || defined(__x86_64__) + /* Mingw-32 version, hopefully this works for 64-bit gcc as well. */ const char one = 1; char old_value; __asm__ __volatile__ ("lock xchgb %0, %1\n\t" @@ -50,6 +51,9 @@ static inline char uv__atomic_exchange_set(char volatile* target) { : "0"(one), "m"(*target) : "memory"); return old_value; +#else + return __sync_fetch_and_or(target, 1); +#endif } #endif |