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-rw-r--r--src/vppinfra/bihash_template.c8
-rw-r--r--src/vppinfra/bihash_template.h25
2 files changed, 13 insertions, 20 deletions
diff --git a/src/vppinfra/bihash_template.c b/src/vppinfra/bihash_template.c
index 2b378427ce8..471251d04d1 100644
--- a/src/vppinfra/bihash_template.c
+++ b/src/vppinfra/bihash_template.c
@@ -472,7 +472,6 @@ static inline int BV (clib_bihash_add_del_inline)
(BVT (clib_bihash) * h, BVT (clib_bihash_kv) * add_v, int is_add,
int (*is_stale_cb) (BVT (clib_bihash_kv) *, void *), void *arg)
{
- u32 bucket_index;
BVT (clib_bihash_bucket) * b, tmp_b;
BVT (clib_bihash_value) * v, *new_v, *save_new_v, *working_copy;
int i, limit;
@@ -499,8 +498,7 @@ static inline int BV (clib_bihash_add_del_inline)
hash = BV (clib_bihash_hash) (add_v);
- bucket_index = hash & (h->nbuckets - 1);
- b = &h->buckets[bucket_index];
+ b = BV (clib_bihash_get_bucket) (h, hash);
hash >>= h->log2_nbuckets;
@@ -758,7 +756,6 @@ int BV (clib_bihash_search)
BVT (clib_bihash_kv) * search_key, BVT (clib_bihash_kv) * valuep)
{
u64 hash;
- u32 bucket_index;
BVT (clib_bihash_value) * v;
BVT (clib_bihash_bucket) * b;
int i, limit;
@@ -770,8 +767,7 @@ int BV (clib_bihash_search)
hash = BV (clib_bihash_hash) (search_key);
- bucket_index = hash & (h->nbuckets - 1);
- b = &h->buckets[bucket_index];
+ b = BV (clib_bihash_get_bucket) (h, hash);
if (BV (clib_bihash_bucket_is_empty) (b))
return -1;
diff --git a/src/vppinfra/bihash_template.h b/src/vppinfra/bihash_template.h
index f11e6d506ab..6abe7a36b27 100644
--- a/src/vppinfra/bihash_template.h
+++ b/src/vppinfra/bihash_template.h
@@ -400,30 +400,29 @@ static inline int BV (clib_bihash_search_inline)
return BV (clib_bihash_search_inline_with_hash) (h, hash, key_result);
}
+static inline
+BVT (clib_bihash_bucket) *
+BV (clib_bihash_get_bucket) (BVT (clib_bihash) * h, u64 hash)
+{
+ return h->buckets + (hash & (h->nbuckets - 1));
+}
+
static inline void BV (clib_bihash_prefetch_bucket)
(BVT (clib_bihash) * h, u64 hash)
{
- u32 bucket_index;
- BVT (clib_bihash_bucket) * b;
-
- bucket_index = hash & (h->nbuckets - 1);
- b = &h->buckets[bucket_index];
-
- CLIB_PREFETCH (b, CLIB_CACHE_LINE_BYTES, READ);
+ clib_prefetch_load (BV (clib_bihash_get_bucket) (h, hash));
}
static inline void BV (clib_bihash_prefetch_data)
(BVT (clib_bihash) * h, u64 hash)
{
- u32 bucket_index;
BVT (clib_bihash_value) * v;
BVT (clib_bihash_bucket) * b;
if (PREDICT_FALSE (alloc_arena (h) == 0))
return;
- bucket_index = hash & (h->nbuckets - 1);
- b = &h->buckets[bucket_index];
+ b = BV (clib_bihash_get_bucket) (h, hash);
if (PREDICT_FALSE (BV (clib_bihash_bucket_is_empty) (b)))
return;
@@ -433,14 +432,13 @@ static inline void BV (clib_bihash_prefetch_data)
v += (b->linear_search == 0) ? hash & ((1 << b->log2_pages) - 1) : 0;
- CLIB_PREFETCH (v, CLIB_CACHE_LINE_BYTES, READ);
+ clib_prefetch_load (v);
}
static inline int BV (clib_bihash_search_inline_2_with_hash)
(BVT (clib_bihash) * h,
u64 hash, BVT (clib_bihash_kv) * search_key, BVT (clib_bihash_kv) * valuep)
{
- u32 bucket_index;
BVT (clib_bihash_value) * v;
BVT (clib_bihash_bucket) * b;
int i, limit;
@@ -450,8 +448,7 @@ static inline int BV (clib_bihash_search_inline_2_with_hash)
if (PREDICT_FALSE (alloc_arena (h) == 0))
return -1;
- bucket_index = hash & (h->nbuckets - 1);
- b = &h->buckets[bucket_index];
+ b = BV (clib_bihash_get_bucket) (h, hash);
if (PREDICT_FALSE (BV (clib_bihash_bucket_is_empty) (b)))
return -1;