mirror of
https://github.com/YosysHQ/abc.git
synced 2026-09-01 18:27:44 +02:00
pyabc: rearrange files and locations
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@@ -1,108 +0,0 @@
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# You can use 'from pyabc import *' and then not need the pyabc. prefix everywhere
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import sys
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import optparse
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import subprocess
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import tempfile
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import threading
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import os
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import os.path
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from contextlib import contextmanager, nested
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import pyabc
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def popen_and_wait_with_timeout(timeout,cmd, *args, **kwargs):
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""" Wait for a subprocess.Popen object to terminate, or until timeout (in seconds) expires. """
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p = None
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t = None
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try:
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p = subprocess.Popen(cmd, *args, **kwargs)
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if timeout <= 0:
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timeout = None
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t = threading.Thread(target=lambda: p.communicate())
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t.start()
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t.join(timeout)
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finally:
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if p is not None and p.poll() is None:
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p.kill()
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if t is not None and t.is_alive():
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t.join()
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if p is not None:
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return p.returncode
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return -1
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@contextmanager
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def temp_file_name(suffix=""):
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file = tempfile.NamedTemporaryFile(delete=False, suffix=suffix)
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name = file.name
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file.close()
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try:
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yield name
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finally:
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os.unlink(name)
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def cygpath(path):
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if sys.platform == "win32":
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if os.path.isabs(path):
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drive, tail = os.path.splitdrive(path)
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drive = drive.lower()
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tail = tail.split(os.path.sep)
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return '/cygdrive/%s'%drive[0] + '/'.join(tail)
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else:
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path = path.split(os.path.sep)
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return "/".join(path)
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return path
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def run_reachx_cmd(effort, timeout):
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with nested(temp_file_name(suffix=".aig"), temp_file_name()) as (tmpaig_name, tmplog_name):
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pyabc.run_command("write %s"%tmpaig_name)
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cmdline = [
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'read %s'%cygpath(tmpaig_name),
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'qua_ffix -effort %d -L %s'%(effort, cygpath(tmplog_name)),
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'quit'
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]
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cmd = ["jabc", "-c", " ; ".join(cmdline)]
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rc = popen_and_wait_with_timeout(timeout, cmd, shell=False, stdout=sys.stdout, stderr=sys.stderr)
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if rc != 0:
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# jabc failed or stopped. Write a status file to update the status to unknown
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with open(tmplog_name, "w") as f:
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f.write('snl_UNK -1 unknown\n')
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f.write('NULL\n')
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f.write('NULL\n')
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pyabc.run_command("read_status %s"%tmplog_name)
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return rc
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def reachx_cmd(argv):
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usage = "usage: %prog [options]"
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parser = optparse.OptionParser(usage, prog="reachx")
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parser.add_option("-e", "--effort", dest="effort", type=int, default=0, help="effort level. [default=0, means unlimited]")
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parser.add_option("-t", "--timeout", dest="timeout", type=int, default=0, help="timeout in seconds [default=0, unlimited]")
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options, args = parser.parse_args(argv)
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rc = run_reachx_cmd(options.effort, options.timeout)
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print "%s command: jabc returned: %d"%(argv[0], rc)
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return 0
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pyabc.add_abc_command(reachx_cmd, "Verification", "reachx", 0)
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