/**
* Put the registers to be ignored in this IRG into a bitset.
* @param birg The backend IRG data structure.
/**
* Put the registers to be ignored in this IRG into a bitset.
* @param birg The backend IRG data structure.
extern ir_timer_t *t_ra_ssa; /**< timer for ssa destruction */
extern ir_timer_t *t_ra_other; /**< timer for remaining stuff */
extern ir_timer_t *t_ra_ssa; /**< timer for ssa destruction */
extern ir_timer_t *t_ra_other; /**< timer for remaining stuff */