#!/usr/bin/env python

import sys, re

if len(sys.argv) != 2:
    raise ValueError('Filename argument missing')

filename = sys.argv[1]

with open(filename, 'r') as f:
    data = f.read()

identifiers = re.findall(r"\.INIT\((\d+'d\d+\)\s*\)\s*identifier_str\d+)", data)

f = sys.stdout
f.write("[\n")
for identifier in identifiers:
    m = re.match(r"(\d+)'d(\d+)\)\s*\)\s*(\S+)", identifier)
    if m is not None:
        cell = m.group(3)
        # the literal must be converted to hex for Vivado Tcl `set_property`
        init = "{}'h{:X}".format(m.group(1), int(m.group(2)))
        f.write('    {{ cell = "{}"; init = "{}"; }}\n'.format(cell, init))
f.write("]\n")