#include "pmap.h"
#include "list.h"
+struct _arch_isa_t;
+
/**
* A selector interface which is used by the list schedule framework.
* You can implement your own list scheduler by implementing these
* functions.
*/
typedef struct _list_sched_selector_t {
+
/**
* Called before a graph is being scheduled.
+ * @param isa The isa.
* @param irg The graph.
* @return The environment pointer that is passed to all other
* functions in this struct.
*/
- void *(*init_graph)(ir_graph *irg);
+ void *(*init_graph)(const struct _arch_isa_t *isa, ir_graph *irg);
/**
* Called before scheduling starts on a block.
* The function does not have to delete the node from the ready set.
*
* @param env Some private information as returned by init_graph().
- * @return block_env Some provate information as returned by init_block().
+ * @return block_env Some private information as returned by init_block().
* @param sched_head The schedule so far.
* @param curr_time The current time step which the picked node
* will be assigned to.
/**
* Called after a block has been scheduled.
* @param env The environment.
- * @param block_env The per block environemtn as returned by init_block().
+ * @param block_env The per block environment as returned by init_block().
* @param block The block that has been finished.
*/
void (*finish_block)(void *env, void *block_env, ir_node *block);
*/
extern const list_sched_selector_t *trivial_selector;
+/**
+ * A selector that tries to minimize the register pressure.
+ * @note Not really operational yet.
+ */
+extern const list_sched_selector_t *reg_pressure_selector;
+
/**
* List schedule a graph.
* Each block in the graph gets a list head to its link field being the
* head of the schedule. You can walk this list using the functions in
* list.h.
+ * @param isa The isa which implements the scheduler.
* @param irg The graph to schedule.
- * @param sched_obst An obstack to allocate the lists on.
- * @param map Maps each block to a list head giving the schedule.
- * @param select_func A selection function.
*/
-void list_sched(ir_graph *irg, const list_sched_selector_t *select_func);
-
-
+void list_sched(const struct _arch_isa_t *isa, ir_graph *irg);
#endif