cpu/pred/multiperspective_perceptron_tage.cc

53 MPP_TAGE::handleTAGEUpdate(Addr branch_pc, bool taken,
65                     baseUpdate(branch_pc, taken, bi);
78         baseUpdate(branch_pc, taken, bi);
169 MPP_TAGE::getUseAltIdx(TAGEBase::BranchInfo* bi, Addr branch_pc)
171     uint32_t hpc = ((uint32_t) branch_pc);
188     ThreadID tid, Addr branch_pc, bool taken, TAGEBase::BranchInfo* b,
203     updatePathAndGlobalHistory(tHist, brtype, taken, branch_pc, target);
208     ThreadHistory& tHist, int brtype, bool taken, Addr branch_pc, Addr target)
211     int tmp = (branch_pc << 1) + taken;
212     int path = branch_pc;
298 MPP_StatisticalCorrector::getIndBias(Addr branch_pc,
301     unsigned int truncated_pc = branch_pc;
306 MPP_StatisticalCorrector::getIndBiasSK(Addr branch_pc,
309     return (((branch_pc ^ (branch_pc >> (logBias - 1))) << 1)
314 MPP_StatisticalCorrector::getIndBiasBank(Addr branch_pc,
327 MPP_StatisticalCorrector::getIndUpd(Addr branch_pc) const
329     return ((branch_pc ^ (branch_pc >> 4)) & ((1 << (logSizeUp)) - 1));
333 MPP_StatisticalCorrector::gUpdate(Addr branch_pc, bool taken, int64_t hist,
341         int64_t index = gIndex(branch_pc, bhist, logs, nbr, i);
348 MPP_StatisticalCorrector::scPredict(ThreadID tid, Addr branch_pc,
361         getBiasLSUM(branch_pc, bi, lsum);
363         int thres = gPredictions(tid, branch_pc, bi, lsum, phist);
559 MPP_StatisticalCorrector::condBranchUpdate(ThreadID tid, Addr branch_pc,
584         ctrUpdate(pUpdateThreshold[getIndUpd(branch_pc)], (scPred != taken),
586         if (pUpdateThreshold[getIndUpd(branch_pc)] < 0)
587             pUpdateThreshold[getIndUpd(branch_pc)] = 0;
589         unsigned indBias = getIndBias(branch_pc, bi, false);
590         unsigned indBiasSK = getIndBiasSK(branch_pc, bi);
595         gUpdates(tid, branch_pc, taken, bi, phist);