#ifndef FIRM_IR_IROPT_T_H
#define FIRM_IR_IROPT_T_H
+#include <stdbool.h>
#include "irop_t.h"
#include "iropt.h"
#include "irnode_t.h"
/**
* Creates a new value table used for storing CSE identities.
* The value table is used to identify common expressions.
- *
*/
-pset *new_identities(void);
+void new_identities(ir_graph *irg);
/**
* Deletes a identities value table.
*
* @param value_table the identity set
*/
-void del_identities(pset *value_table);
+void del_identities(ir_graph *irg);
/**
* Add a node to the identities value table.
*/
-void add_identities(pset *value_table, ir_node *node);
+void add_identities(ir_node *node);
/**
* Compare function for two nodes in the hash table. Gets two
* Looks up the node in a hash table, enters it in the table
* if it isn't there yet.
*/
-ir_node *identify_remember(pset *value_table, ir_node *n);
+ir_node *identify_remember(ir_node *n);
/** Visit each node in the value table of a graph. */
void visit_all_identities(ir_graph *irg, irg_walk_func visit, void *env);
+/**
+ * Normalize a node by putting constants (and operands with larger
+ * node index) on the right (operator side).
+ *
+ * @param n The node to normalize
+ */
+void ir_normalize_node(ir_node *n);
+
ir_node *optimize_node(ir_node *n);
ir_node *optimize_in_place_2(ir_node *n);
* returning tarval_bad otherwise.
* No calculations are done here, just a lookup.
*/
-typedef tarval *(*value_of_func)(const ir_node *self);
+typedef ir_tarval *(*value_of_func)(const ir_node *self);
extern value_of_func value_of_ptr;
/**
* Returns the associated tarval of a node.
*/
-static INLINE tarval *
-value_of(const ir_node *n) {
+static inline ir_tarval *value_of(const ir_node *n)
+{
return value_of_ptr(n);
}
* @return
* The operations.
*/
-ir_op_ops *firm_set_default_operations(ir_opcode code, ir_op_ops *ops);
+ir_op_ops *firm_set_default_operations(unsigned code, ir_op_ops *ops);
+
+/** NOTE: Survive DCE is considered a bad hack - don't use */
+typedef struct survive_dce_t survive_dce_t;
+
+/**
+ * Make a new Survive DCE environment.
+ * NOTE: Survive DCE is considered a bad hack - don't use
+ */
+survive_dce_t *new_survive_dce(void);
+
+/**
+ * Free a Survive DCE environment.
+ * NOTE: Survive DCE is considered a bad hack - don't use
+ */
+void free_survive_dce(survive_dce_t *sd);
+
+/**
+ * Register a node pointer to be patched upon DCE.
+ * When DCE occurs, the node pointer specified by @p place will be
+ * patched to the new address of the node it is pointing to.
+ *
+ * @param sd The Survive DCE environment.
+ * @param place The address of the node pointer.
+ */
+void survive_dce_register_irn(survive_dce_t *sd, ir_node **place);
#endif