diff options
Diffstat (limited to 'src/third_party/wiredtiger/src/include/gcc.h')
| -rw-r--r-- | src/third_party/wiredtiger/src/include/gcc.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/third_party/wiredtiger/src/include/gcc.h b/src/third_party/wiredtiger/src/include/gcc.h index 052fb35d3a7..184d08c01d6 100644 --- a/src/third_party/wiredtiger/src/include/gcc.h +++ b/src/third_party/wiredtiger/src/include/gcc.h @@ -180,6 +180,21 @@ WT_ATOMIC_FUNC(size, size_t, size_t *vp, size_t v) #define WT_READ_BARRIER() WT_FULL_BARRIER() #define WT_WRITE_BARRIER() WT_FULL_BARRIER() +#elif defined(__mips64el__) || defined(__mips__) || defined(__mips64__) || defined(__mips64) +#define WT_PAUSE() __asm__ volatile("pause\n" ::: "memory") +#define WT_FULL_BARRIER() \ + do { \ + __asm__ volatile("sync; ld $0, %0" ::"m"(*(long *)0xffffffff80000000) : "memory"); \ + } while (0) +#define WT_READ_BARRIER() \ + do { \ + __asm__ volatile("sync; ld $0, %0" ::"m"(*(long *)0xffffffff80000000) : "memory"); \ + } while (0) +#define WT_WRITE_BARRIER() \ + do { \ + __asm__ volatile("sync; ld $0, %0" ::"m"(*(long *)0xffffffff80000000) : "memory"); \ + } while (0) + #elif defined(__PPC64__) || defined(PPC64) /* ori 0,0,0 is the PPC64 noop instruction */ #define WT_PAUSE() __asm__ volatile("ori 0,0,0" ::: "memory") |