diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cpu/pred/bpred_unit.cc | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/cpu/pred/bpred_unit.cc b/src/cpu/pred/bpred_unit.cc index a768cc19e..2bfd90140 100644 --- a/src/cpu/pred/bpred_unit.cc +++ b/src/cpu/pred/bpred_unit.cc @@ -371,7 +371,9 @@ BPredUnit::squash(const InstSeqNum &squashed_sn, ThreadID tid) // This call should delete the bpHistory. squash(tid, pred_hist.front().bpHistory); - iPred.deleteDirectionInfo(tid, pred_hist.front().indirectHistory); + if (useIndirect) { + iPred.deleteDirectionInfo(tid, pred_hist.front().indirectHistory); + } DPRINTF(Branch, "[tid:%i]: Removing history for [sn:%i] " "PC %s.\n", tid, pred_hist.front().seqNum, @@ -452,8 +454,10 @@ BPredUnit::squash(const InstSeqNum &squashed_sn, pred_hist.front().bpHistory, true, pred_hist.front().inst, corrTarget.instAddr()); - iPred.changeDirectionPrediction(tid, pred_hist.front().indirectHistory, - actually_taken); + if (useIndirect) { + iPred.changeDirectionPrediction(tid, + pred_hist.front().indirectHistory, actually_taken); + } if (actually_taken) { if (hist_it->wasReturn && !hist_it->usedRAS) { |