diff options
| -rw-r--r-- | ext/opcache/zend_accelerator_util_funcs.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/ext/opcache/zend_accelerator_util_funcs.c b/ext/opcache/zend_accelerator_util_funcs.c index 5901b83820..c82faffdc1 100644 --- a/ext/opcache/zend_accelerator_util_funcs.c +++ b/ext/opcache/zend_accelerator_util_funcs.c @@ -657,7 +657,11 @@ static zend_always_inline void fast_memcpy(void *dest, const void *src, size_t s const __m128i *end = (const __m128i*)((const char*)src + size); do { +#ifdef PHP_WIN32 + _mm_prefetch((const char *)(dqsrc + 4), _MM_HINT_NTA); +#else _mm_prefetch(dqsrc + 4, _MM_HINT_NTA); +#endif __m128i xmm0 = _mm_load_si128(dqsrc + 0); __m128i xmm1 = _mm_load_si128(dqsrc + 1); |