be_loopana_t *be_new_loop_pressure_cls(be_irg_t *birg, const arch_register_class_t *cls);
/**
- * Compute the register pressure for all classes of all loops in the birg.
+ * Compute the register pressure of all loops in the birg.
* @param birg The backend irg object
+ * @param cls register class to compute loop pressure for,
+ * if NULL computes for all classes
* @return The loop analysis object.
*/
-be_loopana_t *be_new_loop_pressure(be_irg_t *birg);
+be_loopana_t *be_new_loop_pressure(be_irg_t *birg,
+ const arch_register_class_t *cls);
/**
* Returns the computed register pressure for the given class and loop.