OpenRAM/compiler/tests/04_pinv_test.py

69 lines
1.8 KiB
Python

#!/usr/bin/env python2.7
"""
Run regresion tests on a parameterized inverter
"""
import unittest
from testutils import header
import sys,os
sys.path.append(os.path.join(sys.path[0],".."))
import globals
import debug
import calibre
OPTS = globals.OPTS
#@unittest.skip("SKIPPING 04_pinv_test")
class pinv_test(unittest.TestCase):
def runTest(self):
globals.init_openram("config_20_{0}".format(OPTS.tech_name))
import pinv
import tech
debug.info(2, "Checking min size inverter")
OPTS.check_lvsdrc = False
tx = pinv.pinv(nmos_width=tech.drc["minwidth_tx"], beta=tech.parameter["pinv_beta"])
OPTS.check_lvsdrc = True
self.local_check(tx)
debug.info(2, "Checking 2x min size inverter")
OPTS.check_lvsdrc = False
tx = pinv.pinv(nmos_width=2 * tech.drc["minwidth_tx"], beta=tech.parameter["pinv_beta"])
OPTS.check_lvsdrc = True
self.local_check(tx)
debug.info(2, "Checking 5x min size inverter")
OPTS.check_lvsdrc = False
tx = pinv.pinv(nmos_width=5 * tech.drc["minwidth_tx"], beta=tech.parameter["pinv_beta"])
OPTS.check_lvsdrc = True
self.local_check(tx)
globals.end_openram()
def local_check(self, tx):
tempspice = OPTS.openram_temp + "temp.sp"
tempgds = OPTS.openram_temp + "temp.gds"
tx.sp_write(tempspice)
tx.gds_write(tempgds)
self.assertFalse(calibre.run_drc(tx.name, tempgds))
self.assertFalse(calibre.run_lvs(tx.name, tempgds, tempspice))
os.remove(tempspice)
os.remove(tempgds)
# instantiate a copy of the class to actually run the test
if __name__ == "__main__":
(OPTS, args) = globals.parse_args()
del sys.argv[1:]
header(__file__, OPTS.tech_name)
unittest.main()