diff options
Diffstat (limited to 'Utilities/cmlibuv/src/unix/atomic-ops.h')
| -rw-r--r-- | Utilities/cmlibuv/src/unix/atomic-ops.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Utilities/cmlibuv/src/unix/atomic-ops.h b/Utilities/cmlibuv/src/unix/atomic-ops.h index 2518a06..63d8268 100644 --- a/Utilities/cmlibuv/src/unix/atomic-ops.h +++ b/Utilities/cmlibuv/src/unix/atomic-ops.h @@ -58,9 +58,11 @@ UV_UNUSED(static int cmpxchgi(int* ptr, int oldval, int newval)) { UV_UNUSED(static void cpu_relax(void)) { #if defined(__i386__) || defined(__x86_64__) - __asm__ __volatile__ ("rep; nop"); /* a.k.a. PAUSE */ + __asm__ __volatile__ ("rep; nop" ::: "memory"); /* a.k.a. PAUSE */ #elif (defined(__arm__) && __ARM_ARCH >= 7) || defined(__aarch64__) - __asm__ volatile("yield"); + __asm__ __volatile__ ("yield" ::: "memory"); +#elif defined(__powerpc64__) || defined(__ppc64__) || defined(__PPC64__) + __asm__ __volatile__ ("or 1,1,1; or 2,2,2" ::: "memory"); #endif } |