blob: 77d536953af931b527a32b1e2460996d60cb1710 [file] [log] [blame]
#!/usr/bin/python3
# Copyright 2020-2021 Efabless Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Direct-translated from Perl to Python by Donn.
import re
import click
@click.command()
@click.option("-c", "--cell-file", required=True, help="Cell file")
@click.option("-o", "--output", required=True, help="Output liberty file")
@click.argument("input_lib_files", nargs=-1)
def cli(cell_file, output, input_lib_files):
excluded_cells = list(
map(lambda x: x.strip(), open(cell_file).read().strip().split("\n"))
)
output_file_handle = open(output, "w")
def write(string):
print(string, file=output_file_handle)
cell_start_rx = re.compile(r"(\s*)cell\s*\(\"?(.*?)\"?\)\s*\{")
state = 0
brace_count = 0
for file in input_lib_files:
input_lib_str = open(file).read()
input_lib_lines = input_lib_str.split("\n")
for line in input_lib_lines:
if state == 0:
cell_m = cell_start_rx.search(line)
if cell_m is not None:
whitespace = cell_m[1]
cell_name = cell_m[2]
if cell_name in excluded_cells:
state = 2
write(f"{whitespace}/* removed {cell_name} */")
else:
state = 1
write(line)
brace_count = 1
else:
write(line)
elif state in [1, 2]:
if "{" in line:
brace_count += 1
if "}" in line:
brace_count -= 1
if state == 1:
write(line)
if brace_count == 0:
state = 0
output_file_handle.close()
if __name__ == "__main__":
cli()