diff options
Diffstat (limited to 'src/cpu/pred/bpred_unit.hh')
| -rw-r--r-- | src/cpu/pred/bpred_unit.hh | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/src/cpu/pred/bpred_unit.hh b/src/cpu/pred/bpred_unit.hh index 3f9cbc057..b890dc332 100644 --- a/src/cpu/pred/bpred_unit.hh +++ b/src/cpu/pred/bpred_unit.hh @@ -179,14 +179,6 @@ class BPredUnit : public SimObject */ virtual void update(ThreadID tid, Addr instPC, bool taken, void *bp_history, bool squashed) = 0; - /** - * Deletes the associated history with a branch, performs no predictor - * updates. Used for branches that mispredict and update tables but - * are still speculative and later retire. - * @param bp_history History to delete associated with this predictor - */ - virtual void retireSquashed(ThreadID tid, void *bp_history) = 0; - /** * Updates the BTB with the target of a branch. * @param inst_PC The branch's PC that will be updated. @@ -211,7 +203,7 @@ class BPredUnit : public SimObject ThreadID _tid) : seqNum(seq_num), pc(instPC), bpHistory(bp_history), RASTarget(0), RASIndex(0), tid(_tid), predTaken(pred_taken), usedRAS(0), pushedRAS(0), - wasCall(0), wasReturn(0), wasSquashed(0), wasIndirect(0) + wasCall(0), wasReturn(0), wasIndirect(0) {} bool operator==(const PredictorHistory &entry) const { @@ -254,9 +246,6 @@ class BPredUnit : public SimObject /** Whether or not the instruction was a return. */ bool wasReturn; - /** Whether this instruction has already mispredicted/updated bp */ - bool wasSquashed; - /** Wether this instruction was an indirect branch */ bool wasIndirect; }; |