misc: replace CLIB_PREFETCH with clib_prefetch_{load,store}

Type: refactor
Change-Id: Id10cbf52e8f2dd809080a228d8fa282308be84ac
Signed-off-by: Damjan Marion <damarion@cisco.com>
diff --git a/src/vnet/l2/l2_fib.c b/src/vnet/l2/l2_fib.c
index 478f676..d1ee822 100644
--- a/src/vnet/l2/l2_fib.c
+++ b/src/vnet/l2/l2_fib.c
@@ -1131,13 +1131,13 @@
 	{
 	  BVT (clib_bihash_bucket) * b =
 	    BV (clib_bihash_get_bucket) (h, i + 3);
-	  CLIB_PREFETCH (b, CLIB_CACHE_LINE_BYTES, LOAD);
+	  clib_prefetch_load (b);
 	  b = BV (clib_bihash_get_bucket) (h, i + 1);
 	  if (!BV (clib_bihash_bucket_is_empty) (b))
 	    {
 	      BVT (clib_bihash_value) * v =
 		BV (clib_bihash_get_value) (h, b->offset);
-	      CLIB_PREFETCH (v, CLIB_CACHE_LINE_BYTES, LOAD);
+	      clib_prefetch_load (v);
 	    }
 	}