OpenRAM/compiler/router/tests/06_pin_location_test.py

66 lines
2.2 KiB
Python
Executable File

#!/usr/bin/env python3
"Run a regresion test the library cells for DRC"
import unittest
from testutils import header,openram_test
import sys,os
sys.path.append(os.path.join(sys.path[0],"../.."))
sys.path.append(os.path.join(sys.path[0],".."))
import globals
import debug
OPTS = globals.OPTS
class pin_location_test(openram_test):
"""
Simplest two pin route test with no blockages using the pin locations instead of labels.
"""
def runTest(self):
globals.init_openram("config_{0}".format(OPTS.tech_name))
from gds_cell import gds_cell
from design import design
from signal_router import signal_router as router
class routing(design, openram_test):
"""
A generic GDS design that we can route on.
"""
def __init__(self, name):
design.__init__(self, "top")
# Instantiate a GDS cell with the design
gds_file = "{0}/{1}.gds".format(os.path.dirname(os.path.realpath(__file__)),name)
cell = gds_cell(name, gds_file)
self.add_inst(name=name,
mod=cell,
offset=[0,0])
self.connect_inst([])
layer_stack =("metal1","via1","metal2")
r=router(layer_stack,self,gds_file)
# these are user coordinates and layers
src_pin = [[0.52, 4.099],11]
tgt_pin = [[3.533, 1.087],11]
#r.route(layer_stack,src="A",dest="B")
self.assertTrue(r.route(src=src_pin,dest=tgt_pin))
# This only works for freepdk45 since the coordinates are hard coded
if OPTS.tech_name == "freepdk45":
r = routing("06_pin_location_test_{0}".format(OPTS.tech_name))
self.local_drc_check(r)
else:
debug.warning("This test does not support technology {0}".format(OPTS.tech_name))
# fails if there are any DRC errors on any cells
globals.end_openram()
# 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()