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-rw-r--r--src/cpu/pred/ltage.hh13
1 files changed, 3 insertions, 10 deletions
diff --git a/src/cpu/pred/ltage.hh b/src/cpu/pred/ltage.hh
index 60c34679e..a810fb5fd 100644
--- a/src/cpu/pred/ltage.hh
+++ b/src/cpu/pred/ltage.hh
@@ -89,15 +89,6 @@ class LTAGE: public BPredUnit
confidence(0), tag(0), age(0), dir(0) { }
};
- // Bimodal Predictor Entry
- struct BimodalEntry
- {
- uint8_t pred;
- uint8_t hyst;
-
- BimodalEntry() : pred(0), hyst(1) { }
- };
-
// Tage Entry
struct TageEntry
{
@@ -355,6 +346,7 @@ class LTAGE: public BPredUnit
void specLoopUpdate(Addr pc, bool taken, BranchInfo* bi);
const unsigned logSizeBiMP;
+ const unsigned logRatioBiModalHystEntries;
const unsigned logSizeTagTables;
const unsigned logSizeLoopPred;
const unsigned nHistoryTables;
@@ -364,7 +356,8 @@ class LTAGE: public BPredUnit
const unsigned maxHist;
const unsigned minTagWidth;
- BimodalEntry *btable;
+ std::vector<bool> btablePrediction;
+ std::vector<bool> btableHysteresis;
TageEntry **gtable;
LoopEntry *ltable;