diff --git a/bin/CModelBTBAccuracy.sh b/bin/CModelBTBAccuracy.sh new file mode 100755 index 000000000..5cde4238c --- /dev/null +++ b/bin/CModelBTBAccuracy.sh @@ -0,0 +1,57 @@ +#!/bin/bash + +########################################### +## Written: ross1728@gmail.com +## Created: 23 October 2023 +## Modified: +## +## Purpose: Takes a directory of branch outcomes organized as 1 files per benchmark. +## Computes the geometric mean for btb accuracy +## +## A component of the CORE-V-WALLY configurable RISC-V project. +## +## Copyright (C) 2021-23 Harvey Mudd College & Oklahoma State University +## +## SPDX-License-Identifier: Apache-2.0 WITH SHL-2.1 +## +## Licensed under the Solderpad Hardware License v 2.1 (the “License”); you may not use this file +## except in compliance with the License, or, at your option, the Apache License version 2.0. You +## may obtain a copy of the License at +## +## https:##solderpad.org/licenses/SHL-2.1/ +## +## Unless required by applicable law or agreed to in writing, any work distributed under the +## License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, +## either express or implied. See the License for the specific language governing permissions +## and limitations under the License. +################################################################################################ + + +Directory="$1" +Files="$1/*.log" + +for Size in $(seq 6 2 16) +do + Product=1.0 + Count=0 + BMDRArray=() + for File in $Files + do + lines=`sim_bp gshare 16 16 $Size 1 $File | tail -5` + Total=`echo "$lines" | head -1 | awk '{print $5}'` + Miss=`echo "$lines" | tail -2 | head -1 | awk '{print $8}'` + BMDR=`echo "$Miss / $Total" | bc -l` + BMDRArray+=("$BMDR") + if [ $Miss -eq 0 ]; then + Product=`echo "scale=200; $Product / $Total" | bc -l` + else + Product=`echo "scale=200; $Product * $Miss / $Total" | bc -l` + fi + Count=$((Count+1)) + done + # with such long precision bc outputs onto multiple lines + # must remove \n and \ from string + Product=`echo "$Product" | tr -d '\n' | tr -d '\\\'` + GeoMean=`perl -E "say $Product**(1/$Count)"` + echo "$Pred$Size $GeoMean" +done diff --git a/sim/bpred-sim.py b/sim/bpred-sim.py index 9a59e8866..209e21fc4 100755 --- a/sim/bpred-sim.py +++ b/sim/bpred-sim.py @@ -11,6 +11,7 @@ # ################################## import sys,os,shutil +import argparse class bcolors: HEADER = '\033[95m' @@ -46,55 +47,6 @@ configs = [ ) ] -# bpdSize = [6, 8, 10, 12, 14, 16] -# bpdType = ['twobit', 'gshare', 'global', 'gshare_basic', 'global_basic', 'local_basic'] -# for CurrBPType in bpdType: -# for CurrBPSize in bpdSize: -# name = CurrBPType+str(CurrBPSize) -# configOptions = "+define+INSTR_CLASS_PRED=0 +define+BPRED_OVERRIDE +define+BPRED_TYPE=" + str(bpdType.index(CurrBPType)) + "+define+BPRED_SIZE=" + str(CurrBPSize) -# tc = TestCase( -# name=name, -# variant="rv32gc", -# cmd="vsim > {} -c < {} -c < {} -c < {} -c < {} -c < {} -c < {} -c < {} -c <