cvw/synthDC/ppaSynth.py
2022-05-22 23:23:02 +00:00

75 lines
2.1 KiB
Python
Executable File

#!/usr/bin/python3
# Madeleine Masser-Frye mmasserfrye@hmc.edu 5/22
import subprocess
import re
from multiprocessing import Pool
def runCommand(module, width, tech, freq):
command = "make synth DESIGN=ppa_{}_{} TECH={} DRIVE=INV FREQ={} MAXOPT=1".format(module, width, tech, freq)
subprocess.Popen(command, shell=True)
def deleteRedundant(LoT):
'''removes any previous runs for the current synthesis specifications'''
synthStr = "rm -rf runs/ppa_{}_{}_rv32e_{}nm_{}_*"
for synth in LoT:
bashCommand = synthStr.format(*synth)
outputCPL = subprocess.check_output(['bash','-c', bashCommand])
def getData():
bashCommand = "grep 'Critical Path Length' runs/ppa_*/reports/*qor*"
outputCPL = subprocess.check_output(['bash','-c', bashCommand])
linesCPL = outputCPL.decode("utf-8").split('\n')[:-1]
cpl = re.compile('\d{1}\.\d{6}')
f = re.compile('_\d*_MHz')
wm = re.compile('ppa_\w*_\d*_qor')
allSynths = []
for i in range(len(linesCPL)):
line = linesCPL[i]
mwm = wm.findall(line)[0][4:-4].split('_')
freq = int(f.findall(line)[0][1:-4])
delay = float(cpl.findall(line)[0])
mod = mwm[0]
width = int(mwm[1])
oneSynth = [mod, width, freq, delay]
allSynths += [oneSynth]
return allSynths
allSynths = getData()
arr = [-40, -20, -8, -6, -4, -2, 0, 2, 4, 6, 8, 10, 14, 20, 40]
widths = [32, 64, 128]
modules = ['flopr']
tech = 'sky90'
LoT = []
# # # initial sweep to get estimate of min delay
# freqs = ['7500']
# for module in modules:
# for width in widths:
# for freq in freqs:
# LoT += [[module, width, tech, freq]]
# thorough sweep based on estimate of min delay
for m in modules:
for w in widths:
delays = []
for oneSynth in allSynths:
if (oneSynth[0] == m) & (oneSynth[1] == w):
delays += [oneSynth[3]]
try: f = 1000/min(delays)
except: print(m)
for freq in [str(round(f+f*x/100)) for x in arr]:
LoT += [[m, w, tech, freq]]
deleteRedundant(LoT)
pool = Pool()
pool.starmap(runCommand, LoT)
pool.close()