x86/intreadwrite: add SSE2 optimized AV_COPY128U

Signed-off-by: James Almer <jamrial@gmail.com>
6 months ago · 9e7a93c6fd
parent 92b317245c
commit 9e7a93c6fd
1 changed files with 7 additions and 0 deletions
--- a/libavutil/x86/intreadwrite.h
+++ b/libavutil/x86/intreadwrite.h
@ -37,6 +37,13 @@ static av_always_inline void AV_COPY128(void *d, const void *s)
    _mm_store_si128((__m128i *)d, tmp);
 }

+#define AV_COPY128U AV_COPY128U
+static av_always_inline void AV_COPY128U(void *d, const void *s)
+{
+    __m128i tmp = _mm_loadu_si128((const __m128i *)s);
+    _mm_storeu_si128((__m128i *)d, tmp);
+}
+
 #define AV_ZERO128 AV_ZERO128
 static av_always_inline void AV_ZERO128(void *d)
 {