diff options
Diffstat (limited to 'boost/lockfree/detail/prefix.hpp')
| -rw-r--r-- | boost/lockfree/detail/prefix.hpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/boost/lockfree/detail/prefix.hpp b/boost/lockfree/detail/prefix.hpp index 0c9f29af16..6ad96d1fe6 100644 --- a/boost/lockfree/detail/prefix.hpp +++ b/boost/lockfree/detail/prefix.hpp @@ -13,7 +13,12 @@ of the virtual address space as tag (at least 16bit) */ -#define BOOST_LOCKFREE_CACHELINE_BYTES 64 +// PowerPC caches support 128-byte cache lines. +#if defined(powerpc) || defined(__powerpc__) || defined(__ppc__) + #define BOOST_LOCKFREE_CACHELINE_BYTES 128 +#else + #define BOOST_LOCKFREE_CACHELINE_BYTES 64 +#endif #include <boost/predef.h> |