X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firedges_t.h;h=c2b291b5e137c5a457f7f316c11734d56ec2e541;hb=0f234e2d94155d13c0e4727871125beda0eaa66d;hp=ced4650377237250cce68910efa11e662c409440;hpb=bb9f2e36362333c6635b89f5258171b06c786608;p=libfirm

diff --git a/ir/ir/iredges_t.h b/ir/ir/iredges_t.h
index ced465037..c2b291b5e 100644
--- a/ir/ir/iredges_t.h
+++ b/ir/ir/iredges_t.h
@@ -44,15 +44,15 @@
  * An edge.
  */
 struct _ir_edge_t {
-  ir_node  *src;          /**< The source node of the edge. */
-  int      pos;           /**< The position of the edge at @p src. */
-  unsigned invalid : 1;   /**< edges that are removed are marked invalid. */
-  unsigned present : 1;   /**< Used by the verifier. Don't rely on its content. */
-  unsigned kind    : 4;   /**< The kind of the edge. */
-  struct list_head list;  /**< The list head to queue all out edges at a node. */
+	ir_node  *src;          /**< The source node of the edge. */
+	int      pos;           /**< The position of the edge at @p src. */
+	unsigned invalid : 1;   /**< edges that are removed are marked invalid. */
+	unsigned present : 1;   /**< Used by the verifier. Don't rely on its content. */
+	unsigned kind    : 4;   /**< The kind of the edge. */
+	struct list_head list;  /**< The list head to queue all out edges at a node. */
 #ifdef DEBUG_libfirm
-  long src_nr;            /**< The node number of the source node. */
-  long edge_nr;           /**< A unique number identifying the edge. */
+	long src_nr;            /**< The node number of the source node. */
+	long edge_nr;           /**< A unique number identifying the edge. */
 #endif
 };
 
@@ -78,7 +78,9 @@ struct _ir_edge_t {
 */
 static inline const ir_edge_t *_get_irn_out_edge_first_kind(const ir_node *irn, ir_edge_kind_t kind)
 {
-	const struct list_head *head = _get_irn_outs_head(irn, kind);
+	const struct list_head *head;
+	assert(edges_activated_kind(get_irn_irg(irn), kind));
+	head = _get_irn_outs_head(irn, kind);
 	return list_empty(head) ? NULL : list_entry(head->next, ir_edge_t, list);
 }
 
@@ -141,6 +143,11 @@ void edges_notify_edge_kind(ir_node *src, int pos, ir_node *tgt, ir_node *old_tg
 */
 void edges_node_deleted(ir_node *old, ir_graph *irg);
 
+/**
+ * A node might be revivaled by CSE.
+ */
+void edges_node_revival(ir_node *node, ir_graph *irg);
+
 void edges_invalidate_kind(ir_node *irn, ir_edge_kind_t kind, ir_graph *irg);
 
 /**