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-rw-r--r--ext/opcache/zend_accelerator_util_funcs.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/ext/opcache/zend_accelerator_util_funcs.c b/ext/opcache/zend_accelerator_util_funcs.c
index e20f3d16f6..cfb03a00e4 100644
--- a/ext/opcache/zend_accelerator_util_funcs.c
+++ b/ext/opcache/zend_accelerator_util_funcs.c
@@ -658,16 +658,17 @@ static zend_always_inline void fast_memcpy(void *dest, const void *src, size_t s
do {
_mm_prefetch(dqsrc + 4, _MM_HINT_NTA);
+ _mm_prefetch(dqdest + 4, _MM_HINT_T0);
__m128i xmm0 = _mm_load_si128(dqsrc + 0);
__m128i xmm1 = _mm_load_si128(dqsrc + 1);
__m128i xmm2 = _mm_load_si128(dqsrc + 2);
__m128i xmm3 = _mm_load_si128(dqsrc + 3);
dqsrc += 4;
- _mm_stream_si128(dqdest + 0, xmm0);
- _mm_stream_si128(dqdest + 1, xmm1);
- _mm_stream_si128(dqdest + 2, xmm2);
- _mm_stream_si128(dqdest + 3, xmm3);
+ _mm_store_si128(dqdest + 0, xmm0);
+ _mm_store_si128(dqdest + 1, xmm1);
+ _mm_store_si128(dqdest + 2, xmm2);
+ _mm_store_si128(dqdest + 3, xmm3);
dqdest += 4;
} while (dqsrc != end);
}