fix wrong assert, expor copy_node_attr function to public API

[libfirm] / ir / be / besched.h

diff --git a/ir/be/besched.h b/ir/be/besched.h
index 5352f5e..398232f 100644 (file)
--- a/ir/be/besched.h
+++ b/ir/be/besched.h
@@ -48,13 +48,13 @@ ir_node *sched_next(const ir_node *irn);
 ir_node *sched_prev(const ir_node *irn);
 ir_node *sched_first(const ir_node *block);
 ir_node *sched_last(const ir_node *block);
-void    sched_add_before(const ir_node *before, const ir_node *irn);
-void    sched_add_after(const ir_node *after, const ir_node *irn);
-void    sched_init_block(const ir_node *block);
-void    sched_reset(const ir_node *node);
-void    sched_remove(const ir_node *irn);
+void    sched_add_before(ir_node *before, ir_node *irn);
+void    sched_add_after(ir_node *after, ir_node *irn);
+void    sched_init_block(ir_node *block);
+void    sched_reset(ir_node *node);
+void    sched_remove(ir_node *irn);
 
-#define sched_is_end(irn) is_Block(irn)
+#define sched_is_end(irn)   is_Block(irn)
 #define sched_is_begin(irn) is_Block(irn)
 
 #define sched_foreach_from(from, irn) \
@@ -79,6 +79,14 @@ void    sched_remove(const ir_node *irn);
 #define sched_foreach_reverse(block,irn) \
   sched_foreach_reverse_from(sched_last(block), irn)
 
+/**
+ * A shorthand macro for iterating over all Phi nodes of a schedule.
+ * @param block The block.
+ * @param phi A ir node pointer used as an iterator.
+ */
+#define sched_foreach_Phi(block,phi) \
+       for (phi = sched_first(block); is_Phi(phi); phi = sched_next(phi))
+
 /**
  * Removes dead nodes from schedule
  * @param irg  the graph