+static_always_inline void
+l2fib_lookup_4 (BVT (clib_bihash) * mac_table,
+ l2fib_entry_key_t * cached_key,
+ l2fib_entry_result_t * cached_result,
+ u8 * mac0,
+ u8 * mac1,
+ u8 * mac2,
+ u8 * mac3,
+ u16 bd_index0,
+ u16 bd_index1,
+ u16 bd_index2,
+ u16 bd_index3,
+ l2fib_entry_key_t * key0,
+ l2fib_entry_key_t * key1,
+ l2fib_entry_key_t * key2,
+ l2fib_entry_key_t * key3,
+ u32 * bucket0,
+ u32 * bucket1,
+ u32 * bucket2,
+ u32 * bucket3,
+ l2fib_entry_result_t * result0,
+ l2fib_entry_result_t * result1,
+ l2fib_entry_result_t * result2,
+ l2fib_entry_result_t * result3)
+{
+ /* set up key */
+ key0->raw = l2fib_make_key (mac0, bd_index0);
+ key1->raw = l2fib_make_key (mac1, bd_index1);
+ key2->raw = l2fib_make_key (mac2, bd_index2);
+ key3->raw = l2fib_make_key (mac3, bd_index3);
+
+ if ((key0->raw == cached_key->raw) && (key1->raw == cached_key->raw) &&
+ (key2->raw == cached_key->raw) && (key3->raw == cached_key->raw))
+ {
+ /* Both hit in the one-entry cache */
+ result0->raw = cached_result->raw;
+ result1->raw = cached_result->raw;
+ result2->raw = cached_result->raw;
+ result3->raw = cached_result->raw;
+ *bucket0 = ~0;
+ *bucket1 = ~0;
+ *bucket2 = ~0;
+ *bucket3 = ~0;
+
+ }
+ else
+ {
+ BVT (clib_bihash_kv) kv0, kv1, kv2, kv3;
+
+ /*
+ * Do a regular mac table lookup
+ * Interleave lookups for packet 0 and packet 1
+ */
+ kv0.key = key0->raw;
+ kv1.key = key1->raw;
+ kv2.key = key2->raw;
+ kv3.key = key3->raw;
+ kv0.value = ~0ULL;
+ kv1.value = ~0ULL;
+ kv2.value = ~0ULL;
+ kv3.value = ~0ULL;
+
+ BV (clib_bihash_search_inline) (mac_table, &kv0);
+ BV (clib_bihash_search_inline) (mac_table, &kv1);
+ BV (clib_bihash_search_inline) (mac_table, &kv2);
+ BV (clib_bihash_search_inline) (mac_table, &kv3);
+
+ result0->raw = kv0.value;
+ result1->raw = kv1.value;
+ result2->raw = kv2.value;
+ result3->raw = kv3.value;
+
+ /* Update one-entry cache */
+ cached_key->raw = key1->raw;
+ cached_result->raw = result1->raw;
+ }
+}