OpenRAM/compiler/tests/03_wire_test.py

61 lines
2.2 KiB
Python
Executable File

#!/usr/bin/env python3
# See LICENSE for licensing information.
#
# Copyright (c) 2016-2024 Regents of the University of California and The Board
# of Regents for the Oklahoma Agricultural and Mechanical College
# (acting for and on behalf of Oklahoma State University)
# All rights reserved.
#
import sys, os
import unittest
from testutils import *
import openram
class wire_test(openram_test):
def runTest(self):
config_file = "{}/tests/configs/config".format(os.getenv("OPENRAM_HOME"))
openram.init_openram(config_file, is_unit_test=True)
from openram.base import wire
from openram import tech
from openram.base import design
layer_stacks = [tech.poly_stack] + tech.beol_stacks
for reverse in [False, True]:
for stack in layer_stacks:
if reverse:
layer_stack = stack[::-1]
else:
layer_stack = stack
# Just make a conservative spacing. Make it wire pitch instead?
min_space = 2 * (tech.drc["minwidth_{}".format(layer_stack[0])] +
tech.drc["minwidth_{}".format(layer_stack[2])])
position_list = [[0, 0],
[0, 3 * min_space],
[1 * min_space, 3 * min_space],
[4 * min_space, 3 * min_space],
[4 * min_space, 0],
[7 * min_space, 0],
[7 * min_space, 4 * min_space],
[-1 * min_space, 4 * min_space],
[-1 * min_space, 0]]
position_list = [[x - min_space, y - min_space] for x, y in position_list]
w = design("wire_test_{}".format("_".join(layer_stack)))
wire(w, layer_stack, position_list)
self.local_drc_check(w)
openram.end_openram()
# run the test from the command line
if __name__ == "__main__":
(OPTS, args) = openram.parse_args()
del sys.argv[1:]
header(__file__, OPTS.tech_name)
unittest.main(testRunner=debugTestRunner())