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https://github.com/openhwgroup/cvw
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75 lines
2.1 KiB
Python
Executable File
75 lines
2.1 KiB
Python
Executable File
#!/usr/bin/python3
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# Madeleine Masser-Frye mmasserfrye@hmc.edu 5/22
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import subprocess
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import re
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from multiprocessing import Pool
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def runCommand(module, width, tech, freq):
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command = "make synth DESIGN=ppa_{}_{} TECH={} DRIVE=INV FREQ={} MAXOPT=1".format(module, width, tech, freq)
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subprocess.Popen(command, shell=True)
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def deleteRedundant(LoT):
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'''removes any previous runs for the current synthesis specifications'''
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synthStr = "rm -rf runs/ppa_{}_{}_rv32e_{}nm_{}_*"
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for synth in LoT:
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bashCommand = synthStr.format(*synth)
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outputCPL = subprocess.check_output(['bash','-c', bashCommand])
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def getData():
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bashCommand = "grep 'Critical Path Length' runs/ppa_*/reports/*qor*"
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outputCPL = subprocess.check_output(['bash','-c', bashCommand])
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linesCPL = outputCPL.decode("utf-8").split('\n')[:-1]
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cpl = re.compile('\d{1}\.\d{6}')
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f = re.compile('_\d*_MHz')
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wm = re.compile('ppa_\w*_\d*_qor')
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allSynths = []
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for i in range(len(linesCPL)):
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line = linesCPL[i]
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mwm = wm.findall(line)[0][4:-4].split('_')
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freq = int(f.findall(line)[0][1:-4])
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delay = float(cpl.findall(line)[0])
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mod = mwm[0]
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width = int(mwm[1])
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oneSynth = [mod, width, freq, delay]
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allSynths += [oneSynth]
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return allSynths
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allSynths = getData()
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arr = [-40, -20, -8, -6, -4, -2, 0, 2, 4, 6, 8, 12, 20, 40]
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widths = [16, 8, 32, 64, 128]
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modules = ['add']
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tech = 'tsmc28'
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LoT = []
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# # # initial sweep to get estimate of min delay
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# freqs = [25000, 35000]
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# for module in modules:
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# for width in widths:
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# for freq in freqs:
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# LoT += [[module, width, tech, freq]]
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# # thorough sweep based on estimate of min delay
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for m in modules:
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for w in widths:
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delays = []
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for oneSynth in allSynths:
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if (oneSynth[0] == m) & (oneSynth[1] == w):
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delays += [oneSynth[3]]
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try: f = 1000/min(delays)
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except: print(m)
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for freq in [str(round(f+f*x/100)) for x in arr]:
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LoT += [[m, w, tech, freq]]
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deleteRedundant(LoT)
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pool = Pool()
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pool.starmap(runCommand, LoT)
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pool.close() |