vppinfra: Fix extendto_high aarch64 NEON api.

[vpp.git] / src / vppinfra / vector_neon.h

diff --git a/src/vppinfra/vector_neon.h b/src/vppinfra/vector_neon.h
index adea39a..f6d953c 100644 (file)
--- a/src/vppinfra/vector_neon.h
+++ b/src/vppinfra/vector_neon.h
@@ -121,11 +121,7 @@ foreach_neon_vec128i foreach_neon_vec128u
 static_always_inline u16x8
 u16x8_byte_swap (u16x8 v)
 {
-  const u8 swap_pattern[] = {
-    1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14,
-  };
-  u8x16 swap = vld1q_u8 (swap_pattern);
-  return (u16x8) vqtbl1q_u8 ((u8x16) v, swap);
+  return (u16x8) vrev16q_u8 ((u8x16) v);
 }
 
 static_always_inline u8x16
@@ -140,6 +136,18 @@ u32x4_hadd (u32x4 v1, u32x4 v2)
   return (u32x4) vpaddq_u32 (v1, v2);
 }
 
+static_always_inline u64x2
+u32x4_extend_to_u64x2 (u32x4 v)
+{
+  return vmovl_u32 (vget_low_u32 (v));
+}
+
+static_always_inline u64x2
+u32x4_extend_to_u64x2_high (u32x4 v)
+{
+  return vmovl_high_u32 (v);
+}
+
 #define CLIB_HAVE_VEC128_UNALIGNED_LOAD_STORE
 #define CLIB_VEC128_SPLAT_DEFINED
 #endif /* included_vector_neon_h */