d1 = u8x32_blend (d1, s1, u8x32_is_greater (lv, mask));
u8x32_store_unaligned (d1, dst + 32);
-#elif defined (CLIB_HAVE_VEC128) && !defined (__aarch64__)
+#elif defined (CLIB_HAVE_VEC128)
u8x16 s0, s1, s2, s3, d0, d1, d2, d3;
u8x16 mask = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
u8x16 lv = u8x16_splat (len);