#include "execfreq.h"
#include "beirg_t.h"
-void be_assure_liveness_chk(be_irg_t *birg)
-{
- if (birg->lv_chk != NULL)
- return;
-
- birg->lv_chk = lv_chk_new(birg->irg);
-}
-
-void be_assure_liveness(be_irg_t *birg)
+be_lv_t *be_assure_liveness(be_irg_t *birg)
{
if (birg->lv != NULL)
- return;
-
- birg->lv = be_liveness(birg->irg);
-}
-
-void be_invalidate_liveness(be_irg_t *birg)
-{
- if (birg->lv == NULL)
- return;
+ return birg->lv;
- be_liveness_free(birg->lv);
- birg->lv = NULL;
+ return birg->lv = be_liveness(birg->irg);
}
void be_assure_dom_front(be_irg_t *birg)
return _be_get_birg_liveness(birg);
}
-lv_chk_t *(be_get_birg_liveness_chk)(const be_irg_t *birg)
-{
- return _be_get_birg_liveness_chk(birg);
-}
-
be_dom_front_info_t *(be_get_birg_dom_front)(const be_irg_t *birg)
{
return _be_get_birg_dom_front(birg);