Moved the survive dce stuff to irgopt.[ch]

[libfirm] / ir / common / irtools.h

diff --git a/ir/common/irtools.h b/ir/common/irtools.h
index 279ab8f..a67d8b9 100644 (file)
--- a/ir/common/irtools.h
+++ b/ir/common/irtools.h
@@ -12,7 +12,23 @@
 #ifndef _IRTOOLS_H_
 #define _IRTOOLS_H_
 
-#include "irnode.h"
+#include "firm_config.h"
+#include "firm_types.h"
+
+#ifdef WITH_LIBCORE
+#include <libcore/lc_opts.h>
+lc_opt_entry_t *firm_opt_get_root(void);
+#endif
+
+/**
+ * convert an integer into pointer
+ */
+#define INT_TO_PTR(v)   ((void *)((char *)0 + (v)))
+
+/**
+ * convert a pointer into an integer
+ */
+#define PTR_TO_INT(v)   ((int)((char *)(v) - (char *)0))
 
 /**
  * The famous clear_link() walker-function.
@@ -20,4 +36,17 @@
  */
 void firm_clear_link(ir_node *n, void *env);
 
+/**
+ * Copies a node to a new irg. The Ins of the new node point to
+ * the predecessors on the old irg.  n->link points to the new node.
+ *
+ * @param n    The node to be copied
+ * @param irg  the new irg
+ *
+ * Does NOT copy standard nodes like Start, End etc that are fixed
+ * in an irg. Instead, the corresponding nodes of the new irg are returned.
+ * Note further, that the new nodes have no block.
+ */
+void copy_irn_to_irg(ir_node *n, ir_graph *irg);
+
 #endif /* _IRTOOLS_H_ */