optimize_graph_df():

[libfirm] / ir / ir / irphase_t.h

diff --git a/ir/ir/irphase_t.h b/ir/ir/irphase_t.h
index 0eca003..a9ccd6a 100644 (file)
--- a/ir/ir/irphase_t.h
+++ b/ir/ir/irphase_t.h
@@ -120,6 +120,15 @@ void phase_reinit_irn_data(phase_t *phase);
  */
 #define phase_get_or_set_irn_data(ph, irn) _phase_get_or_set_irn_data((ph), (irn))
 
+/**
+ * Set the data for an irn.
+ * @param ph The phase.
+ * @param irn The node.
+ * @param data The data.
+ * @return The old data or NULL if there was none.
+ */
+#define phase_set_irn_data(ph, irn, data)  _phase_set_irn_data((ph), (irn), (data))
+
 /**
  * This is private and just here for performance reasons.
  */
@@ -145,12 +154,27 @@ static INLINE void _private_phase_enlarge(phase_t *phase, unsigned max_idx)
  */
 #define _private_phase_assure_capacity(ph, max_idx) ((max_idx) >= (ph)->n_data_ptr ? (_private_phase_enlarge((ph), (max_idx)), 1) : 1)
 
-static INLINE void *_phase_get_irn_data(phase_t *ph, const ir_node *irn)
+static INLINE void *_phase_get_irn_data(const phase_t *ph, const ir_node *irn)
 {
        unsigned idx = get_irn_idx(irn);
        return idx < ph->n_data_ptr ? ph->data_ptr[idx] : NULL;
 }
 
+static INLINE void *_phase_set_irn_data(phase_t *ph, const ir_node *irn, void *data)
+{
+       unsigned idx = get_irn_idx(irn);
+       void *res;
+
+       /* Assure that there's a sufficient amount of slots. */
+       _private_phase_assure_capacity(ph, idx);
+
+       res = ph->data_ptr[idx];
+       ph->data_ptr[idx] = data;
+
+       return res;
+}
+
+
 static INLINE void *_phase_get_or_set_irn_data(phase_t *ph, ir_node *irn)
 {
        unsigned idx = get_irn_idx(irn);