Cosmetic changes

[libfirm] / ir / adt / pset.h

diff --git a/ir/adt/pset.h b/ir/adt/pset.h
index 4b95fe8..4ffc69b 100644 (file)
--- a/ir/adt/pset.h
+++ b/ir/adt/pset.h
@@ -30,7 +30,7 @@ int pset_default_ptr_cmp(const void *x, const void *y);
  * The abstract type of a pset (Set of pointers).
  *
  * This kind of sets stores only pointer to elements, the elements itself
- * must be stored somewere else.
+ * must be stored somewhere else.
  *
  * @see set
  */
@@ -45,8 +45,6 @@ typedef struct pset pset;
 #define pset_find_ptr(set,key)    pset_find(set, key, HASH_PTR(key))
 #define pset_new_ptr(slots)       new_pset(pset_default_ptr_cmp, slots)
 #define pset_new_ptr_default()    pset_new_ptr(64)
-void    pset_insert_pset_ptr(pset *target, pset *src); /* Inserts all elements of src in target. */
-
 
 /** The entry of a pset, representing an element pointer in the set and it's meta-information */
 typedef struct {
@@ -151,6 +149,7 @@ pset_entry *pset_hinsert (pset *pset, const void *key, unsigned hash);
  *
  * @remark
  *    The current implementation did not allow to remove non-existing elements.
+ *    @@@ so, does it do now?
  *    Further, it is allowed to remove elements during an iteration
  *    including the current one.
  */
@@ -184,6 +183,23 @@ void *pset_next (pset *pset);
  */
 void pset_break (pset *pset);
 
+/**
+ * Iterates oven an pset.
+ *
+ * @param pset   the pset
+ * @param entry  the iterator
+ */
+#define foreach_pset(pset, entry) for (entry = pset_first(pset); entry; entry = pset_next(pset))
+
+/**
+ * Inserts all elements of the pointer set src into
+ * the set target (union).
+ *
+ * @param target  the target set, will contain the union
+ * @param src     a set, will not be changed
+ */
+void pset_insert_pset_ptr(pset *target, pset *src);
+
 #define new_pset(cmp, slots) (PSET_TRACE (new_pset) ((cmp), (slots)))
 #define pset_find(pset, key, hash) \
   _pset_search ((pset), (key), (hash), _pset_find)