diff options
Diffstat (limited to 'cpu/beta_cpu/tournament_pred.hh')
| -rw-r--r-- | cpu/beta_cpu/tournament_pred.hh | 53 |
1 files changed, 4 insertions, 49 deletions
diff --git a/cpu/beta_cpu/tournament_pred.hh b/cpu/beta_cpu/tournament_pred.hh index bf87d753b..1512abc78 100644 --- a/cpu/beta_cpu/tournament_pred.hh +++ b/cpu/beta_cpu/tournament_pred.hh @@ -1,8 +1,9 @@ -#ifndef __TOURNAMENT_PRED_HH__ -#define __TOURNAMENT_PRED_HH__ +#ifndef __CPU_BETA_CPU_TOURNAMENT_PRED_HH__ +#define __CPU_BETA_CPU_TOURNAMENT_PRED_HH__ // For Addr type. #include "arch/alpha/isa_traits.hh" +#include "cpu/beta_cpu/sat_counter.hh" class TournamentBP { @@ -48,52 +49,6 @@ class TournamentBP inline void updateHistoriesNotTaken(unsigned local_history_idx); - /** - * Private counter class for the internal saturating counters. - * Implements an n bit saturating counter and provides methods to - * increment, decrement, and read it. - * @todo Consider making this something that more closely mimics a - * built in class so you can use ++ or --. - */ - class SatCounter - { - public: - /** - * Constructor for the counter. - * @param bits How many bits the counter will have. - */ - SatCounter(unsigned bits); - - /** - * Constructor for the counter. - * @param bits How many bits the counter will have. - * @param initial_val Starting value for each counter. - */ - SatCounter(unsigned bits, unsigned initial_val); - - /** - * Increments the counter's current value. - */ - void increment(); - - /** - * Decrements the counter's current value. - */ - void decrement(); - - /** - * Read the counter's value. - */ - uint8_t read() - { - return counter; - } - - private: - uint8_t maxVal; - uint8_t counter; - }; - /** Local counters. */ SatCounter *local_ctrs; @@ -157,4 +112,4 @@ class TournamentBP unsigned threshold; }; -#endif // __TOURNAMENT_PRED_HH__ +#endif // __CPU_BETA_CPU_TOURNAMENT_PRED_HH__ |