unsigned from_step, const ir_node *def,
int skip_from_uses);
-be_uses_t *be_begin_uses(ir_graph *irg, const exec_freq_t *execfreqs,
+be_uses_t *be_begin_uses(ir_graph *irg, const ir_exec_freq *execfreqs,
const be_lv_t *lv);
void be_end_uses(be_uses_t *uses);