#!/usr/bin/python3

import shutil
import re
from symbiflow_common import *

mypath = my_path()
parser = setup_vpr_arg_parser()
args = parser.parse_args()
vprargs = VprArgs(args)


top = vprargs.eblif
top_ext_match = re.search('.*\\.[^.]*', vprargs.eblif)
if top_ext_match:
    top = top[:top_ext_match.pos]

fasm_extra = top + '_fasm_extra.fasm'

noisy_warnings()

sub('genfasm',
    vprargs.arch_def,
    vprargs.eblif,
    '--device', vprargs.device_name,
    vprargs.vpr_options,
    '--read_rr_graph', vprargs.rr_graph)

print(f'FASM extra: {fasm_extra}\n')

# Concatenate top.fasm with extra.fasm if necessary
if os.path.isfile(fasm_extra):
    print('writing final fasm')
    with open(top + '.fasm', 'r+<') as top_file, open(fasm_extra) as extra_file:
        cat = top_file.read()
        cat += '\n'
        cat += extra_file.read()
        top_file.seek(0)
        top_file.write(cat)
        top_file.truncate()

save_vpr_log('fasm.log')