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import sys
import os
import pyabc
import par
import tempfile
import shutil
import redirect
import optparse
from contextlib import contextmanager
def read_cmd(args):
if len(args)==2:
par.read_file_quiet(args[1])
else:
par.read_file()
return 0
pyabc.add_abc_command(read_cmd, "ZPython", "/rf", 0)
def chdir_cmd(args):
os.chdir( args[1] )
return 0
pyabc.add_abc_command(chdir_cmd, "ZPython", "/cd", 0)
def pwd_cmd(args):
print os.getcwd()
return 0
pyabc.add_abc_command(pwd_cmd, "ZPython", "/pwd", 0)
def ls_cmd(args):
os.system("ls " + " ".join(args[1:]))
return 0
pyabc.add_abc_command(ls_cmd, "ZPython", "/ls", 0)
pushd_temp_stack = []
def pushdtemp_cmd(args):
tmpdir = tempfile.mkdtemp()
pushd_temp_stack.append( (os.getcwd(), tmpdir) )
os.chdir(tmpdir)
return 0
pyabc.add_abc_command(pushdtemp_cmd, "ZPython", "/pushdtemp", 0)
def popdtemp_cmd(args):
prev, temp = pushd_temp_stack.pop()
os.chdir(prev)
shutil.rmtree(temp, ignore_errors=True)
return 0
pyabc.add_abc_command(popdtemp_cmd, "ZPython", "/popdtemp", 0)
pushredirect_stack = []
def push_redirect_cmd(args):
fdout = redirect.start_redirect( redirect.null_file, sys.stdout)
pushredirect_stack.append( (sys.stdout, fdout) )
fderr = redirect.start_redirect( redirect.null_file, sys.stderr)
pushredirect_stack.append( (sys.stderr, fderr) )
return 0
pyabc.add_abc_command(push_redirect_cmd, "ZPython", "/pushredirect", 0)
def pop_redirect_cmd(args):
err, fderr = pushredirect_stack.pop()
redirect.end_redirect(err, fderr)
out, fdout = pushredirect_stack.pop()
redirect.end_redirect(out, fdout)
return 0
pyabc.add_abc_command(pop_redirect_cmd, "ZPython", "/popredirect", 0)
def print_aiger_result(args):
status = pyabc.prob_status()
if status==1:
print 0
elif status==0:
print 1
else:
print 2
return 0
pyabc.add_abc_command(print_aiger_result, "ZPython", "/print_aiger_result", 0)
@contextmanager
def replace_report_result(multi):
def report_result(po, result):
print "REPORT RESULT: ", po, result
print >> stdout, "%d"%result
print >> stdout, "b%d"%po
print >> stdout, "."
def report_liveness_result(po, result):
print "REPORT RESULT: ", po, result
print >> stdout, "%d"%result
print >> stdout, "j%d"%po
print >> stdout, "."
def report_bmc_depth(depth):
if not multi:
print "REPORT BMC DEPTH:", depth
print >> stdout, "u%d"%depth
with redirect.save_stdout() as stdout:
old_report_result = par.report_result
par.report_result = report_result
#old_report_liveness_result = par.report_liveness_result
par.report_liveness_result = report_liveness_result
old_report_bmc_depth = par.report_bmc_depth
par.report_bmc_depth = report_bmc_depth
try:
yield
finally:
par.report_result = old_report_result
#~ par.report_liveness_result = report_liveness_result
par.report_bmc_depth = old_report_bmc_depth
def proof_command_wrapper_internal(prooffunc, category_name, command_name, change, multi=False):
def wrapper(argv):
usage = "usage: %prog [options] <aig_file>"
parser = optparse.OptionParser(usage, prog=command_name)
parser.add_option("-n", "--no_redirect", dest="noisy", action="store_true", default=False, help="don't redirect output")
parser.add_option("-d", "--current_dir", dest="current_dir", action="store_true", default=False, help="stay in current directory")
options, args = parser.parse_args(argv)
if len(args) != 2:
parser.print_usage()
return 0
aig_filename = os.path.abspath(args[1])
with replace_report_result(multi):
if not options.noisy:
pyabc.run_command('/pushredirect')
if not options.current_dir:
pyabc.run_command('/pushdtemp')
try:
for d in os.environ['PATH'].split(':'):
bip = os.path.join(d, 'bip')
if os.path.exists(bip):
pyabc.run_command("load_plugin %s Bip"%bip)
break
basename = os.path.basename( aig_filename )
shutil.copyfile(aig_filename, basename)
aig_filename = basename
result = prooffunc(aig_filename)
par.cex_list = []
except:
result = None
if not multi:
if result=="SAT":
par.report_result(0,1)
elif result=="UNSAT":
par.report_result(0,0)
elif type(result)==list and len(result)>0 and result[0] == "SAT":
par.report_result(0,1)
elif type(result)==list and len(result)>0 and result[0] == "UNSAT":
par.report_result(0,0)
else:
par.report_result(0,2)
if not options.current_dir:
pyabc.run_command('/popdtemp')
if not options.noisy:
pyabc.run_command('/popredirect')
return 0
pyabc.add_abc_command(wrapper, category_name, command_name, change)
def proof_command_wrapper(prooffunc, category_name, command_name, change, multi=False):
def pf(aig_filename):
par.read_file_quiet(aig_filename)
return prooffunc()
return proof_command_wrapper_internal(pf, category_name, command_name, change, multi)
proof_command_wrapper(par.sp, 'HWMCC13', '/super_prove_aiger', 0)
proof_command_wrapper(par.simple, 'HWMCC13', '/simple_aiger', 0)
proof_command_wrapper(par.simple_bip, 'HWMCC13', '/simple_bip_aiger', 0)
proof_command_wrapper(par.simple_sat, 'HWMCC13', '/simple_sat_aiger', 0)
proof_command_wrapper(par.mp, 'HWMCC13', '/multi_prove_aiger', 0, multi=True)
def simple_liveness_prooffunc(aig_filename):
import niklas
from pyaig import utils
def simplify(aiger_in, aiger_out):
with niklas.temp_file_names(2, suffix='.aig') as tmp:
saved = utils.save_po_info(aiger_in, tmp[0])
par.read_file_quiet(tmp[0])
par.pre_simp()
pyabc.run_command( 'write_aiger %s'%tmp[1] )
utils.restore_po_info( saved, tmp[1], aiger_out )
return True
def report_result(id, res):
if res and 'result' in res:
result = res['result']
if result=='proved':
par.report_liveness_result(id, 0)
return True
elif result=='failed':
par.report_liveness_result(id, 1)
return True
return False
try:
niklas.run_niklas_multi(aig_filename, simplify=simplify, report_result=report_result)
except:
import traceback
traceback.print_exc()
proof_command_wrapper_internal( simple_liveness_prooffunc, "HWMCC13", "/simple_liveness_aiger", 0, multi=True)
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