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Added CSV file extraction/tabulation support for Coremark Sweep.

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modified coremark_sweep.py to extract a csv file in the working directory with all the required Coremark performance metrics. Both 32-bit and 64-bit supported.
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Shreesh Kulkarni 2024-04-05 23:16:11 +05:30 committed by GitHub
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1 changed files with 62 additions and 25 deletions
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benchmarks/coremark/coremark_sweep.py
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@ -5,7 +5,7 @@
## Written: Shreesh Kulkarni, kshreesh5@gmail.com
## Created: 20 March 2024
## Modified: 22 March 2024
## Purpose: Wally Coremark sweep Script for both 32 and 64 bit configs.
## Purpose: Wally Coremark sweep Script for both 32 and 64 bit configs with csv file extraction.
## Documentation:
@ -30,6 +30,8 @@
import os
import re
import csv
# list of architectures to run.
arch32_list = [
"rv32gc_zba_zbb_zbc",
@ -39,32 +41,67 @@ arch32_list = [
"rv32im_zicsr",
"rv32i_zicsr"
]
arch64_list = [
"rv64gc_zba_zbb_zbc",
"rv64im_zicsr_zba_zbb_zbc",
"rv64gc",
"rv64imc_zicsr",
"rv64im_zicsr",
"rv64i_zicsr"
]
xlen_values = ['32','64']
for xlen_value in xlen_values:
if(xlen_value=='32'):
for arch in arch32_list:
os.system("make clean")
make_all = f"make all XLEN={xlen_value} ARCH={arch}"
os.system(make_all)
make_run = f"make run XLEN={xlen_value} ARCH={arch}"
os.system(make_run)
else:
for arch in arch64_list:
os.system("make clean")
make_all = f"make all XLEN={xlen_value} ARCH={arch}"
os.system(make_all)
make_run = f"make run XLEN={xlen_value} ARCH={arch}"
os.system(make_run)
#uncomment this array for 64bit configurations
#arch64_list = [
# "rv64gc_zba_zbb_zbc",
# "rv64im_zicsr_zba_zbb_zbc",
# "rv64gc",
# "rv64imc_zicsr",
# "rv64im_zicsr",
# "rv64i_zicsr"
#]
xlen_value = '32'
#xlen_value = '64' #uncomment this for 64 bit.
# Define regular expressions to match the desired fields
mt_regex = r"Elapsed MTIME: (\d+).*?Elapsed MINSTRET: (\d+).*?COREMARK/MHz Score: [\d,]+ / [\d,]+ = (\d+\.\d+).*?CPI: \d+ / \d+ = (\d+\.\d+).*?Load Stalls (\d+).*?Store Stalls (\d+).*?D-Cache Accesses (\d+).*?D-Cache Misses (\d+).*?I-Cache Accesses (\d+).*?I-Cache Misses (\d+).*?Branches (\d+).*?Branches Miss Predictions (\d+).*?BTB Misses (\d+).*?Jump and JR (\d+).*?RAS Wrong (\d+).*?Returns (\d+).*?BP Class Wrong (\d+)"
#cpi_regex = r"CPI: \d+ / \d+ = (\d+\.\d+)"
#cmhz_regex = r"COREMARK/MHz Score: [\d,]+ / [\d,]+ = (\d+\.\d+)"
# Open a CSV file to write the results
with open('coremark_results.csv', mode='w', newline='') as csvfile:
fieldnames = ['Architecture', 'MTIME','MINSTRET','CM / MHz','CPI','Load Stalls','Store Stalls','D$ Accesses',
'D$ Misses','I$ Accesses','I$ Misses','Branches','Branch Mispredicts','BTB Misses',
'Jump/JR','RAS Wrong','Returns','BP Class Pred Wrong']
writer = csv.DictWriter(csvfile, fieldnames=fieldnames)
writer.writeheader()
# Loop through each architecture and run the make commands
for arch in arch32_list:
os.system("make clean")
make_all = f"make all XLEN={xlen_value} ARCH={arch}"
os.system(make_all)
make_run = f"make run XLEN={xlen_value} ARCH={arch}"
output = os.popen(make_run).read() # Capture the output of the command
# Extract the Coremark values using regular expressions
mt_match = re.search(mt_regex, output,re.DOTALL)
#cpi_match = re.search(cpi_regex,output,re.DOTALL)
#cmhz_match = re.search(cmhz_regex,output,re.DOTALL)
#minstret_match = re.search(minstret_regex,output)
# Write the architecture and extracted values to the CSV file
mtime = mt_match.group(1)
minstret= mt_match.group(2)
cmhz= mt_match.group(3)
cpi= mt_match.group(4)
lstalls= mt_match.group(5)
swtalls= mt_match.group(6)
dacc= mt_match.group(7)
dmiss= mt_match.group(8)
iacc= mt_match.group(9)
imiss= mt_match.group(10)
br= mt_match.group(11)
brm= mt_match.group(12)
btb= mt_match.group(13)
jmp= mt_match.group(14)
ras= mt_match.group(15)
ret= mt_match.group(16)
bpc= mt_match.group(17)
#minstret = mt_instret_match.group(2)
writer.writerow({'Architecture': arch, 'MTIME': mtime,'MINSTRET':minstret,'CM / MHz':cmhz,'CPI':cpi,
'Load Stalls':lstalls,
'Store Stalls':swtalls,'D$ Accesses':dacc,'D$ Misses':dmiss,'I$ Accesses':iacc,'I$ Misses':imiss,
'Branches':br,'Branch Mispredicts':brm,'BTB Misses':btb,'Jump/JR':jmp,'RAS Wrong':ras,'Returns':ret,'BP Class Pred Wrong':bpc})