*/
phase_stat_t *phase_stat(const phase_t *phase, phase_stat_t *stat);
-typedef void (phase_irn_data_init_t)(phase_t *phase, ir_node *irn, void *data);
+typedef void *(phase_irn_data_init_t)(phase_t *phase, ir_node *irn, void *old);
/**
* The default grow factor.
ir_graph *irg; /**< The irg this phase will we applied to. */
unsigned growth_factor; /**< factor to leave room for add. nodes. 256 means 1.0. */
void *priv; /**< Some pointer private to the user of the phase. */
- size_t data_size; /**< The amount of bytes which shall be allocated for each irn. */
size_t n_data_ptr; /**< The length of the data_ptr array. */
void **data_ptr; /**< Map node indexes to irn data on the obstack. */
phase_irn_data_init_t *data_init; /**< A callback that is called to initialize newly created node data. */
* Initialize a phase object.
* @param name The name of the phase.
* @param irg The graph the phase will run on.
- * @param data_size The amount of extra storage in bytes that should be allocated for each node.
* @param growth_factor A factor denoting how many node slots will be additionally allocated,
* if the node => data is full. 256 means 1.0.
* @param irn_data_init A callback that is called to initialize newly created node data.
* @param priv Some private pointer which is kept in the phase and can be retrieved with phase_get_private().
* @return A new phase object.
*/
-phase_t *phase_init(phase_t *ph, const char *name, ir_graph *irg, size_t data_size, unsigned growth_factor, phase_irn_data_init_t *data_init);
+phase_t *phase_init(phase_t *ph, const char *name, ir_graph *irg, unsigned growth_factor, phase_irn_data_init_t *data_init);
/**
* Free the phase and all node data associated with it.
/* If there has no irn data allocated yet, do that now. */
if(!res) {
phase_irn_data_init_t *data_init = ph->data_init;
- ph->data_ptr[idx] = res = phase_alloc(ph, ph->data_size);
- /* Call the irn data callback, if there is one. */
- if(data_init)
- data_init(ph, irn, res);
+ /* call the node data structure allocator/constructor. */
+ res = ph->data_ptr[idx] = data_init(ph, irn, NULL);
+
}
return res;
}