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-rw-r--r--src/mesa/program/hash_table.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mesa/program/hash_table.h b/src/mesa/program/hash_table.h
index 746939c2273..e7ab067a3bd 100644
--- a/src/mesa/program/hash_table.h
+++ b/src/mesa/program/hash_table.h
@@ -93,11 +93,26 @@ extern void *hash_table_find(struct hash_table *ht, const void *key);
* If \c key is already in the hash table, it will be added again. Future
* calls to \c hash_table_find and \c hash_table_remove will return or remove,
* repsectively, the most recently added instance of \c key.
+ *
+ * \sa hash_table_replace
*/
extern void hash_table_insert(struct hash_table *ht, void *data,
const void *key);
/**
+ * Add an element to a hash table with replacement
+ *
+ * \warning
+ * If \c key is already in the hash table, \c data will \b replace the most
+ * recently inserted \c data (see the warning in \c hash_table_insert) for
+ * that key.
+ *
+ * \sa hash_table_insert
+ */
+extern void hash_table_replace(struct hash_table *ht, void *data,
+ const void *key);
+
+/**
* Remove a specific element from a hash table.
*/
extern void hash_table_remove(struct hash_table *ht, const void *key);