vppinfra: AVX2 blend

Change-Id: Ie7a64318f10ebb535c98aff4e25cdfc48f60ff33
Signed-off-by: Damjan Marion <damarion@cisco.com>

diff --git a/src/vppinfra/vector_avx2.h b/src/vppinfra/vector_avx2.h
index 66c46f2..a95ee5e 100644 (file)
--- a/src/vppinfra/vector_avx2.h
+++ b/src/vppinfra/vector_avx2.h
@@ -165,6 +165,12 @@ u16x16_mask_last (u16x16 v, u8 n_last)
   return v & masks[16 - n_last];
 }
 
+static_always_inline u32x8
+u32x8_blend (u32x8 v0, u32x8 v1, u8 opt)
+{
+  return (u32x8) _mm256_blend_epi32 ((__m256i) v0, (__m256i) v1, opt);
+}
+
 #endif /* included_vector_avx2_h */
 
 /*