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Merge pull request #1830 from boqwxp/qbfsat

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Add `qbfsat` command to integrate exists-forall solving and specialization
This commit is contained in:
N. Engelhardt 2020-04-15 17:33:50 +02:00 • committed by GitHub
commit 0b7a5879e5
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4 changed files with 573 additions and 3 deletions
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18
backends/smt2/smtbmc.py
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@ -49,6 +49,7 @@ presat = False
smtcinit = False
smtctop = None
noinit = False
binarymode = False
so = SmtOpts()
@ -149,6 +150,9 @@ def usage():
add <num_steps> time steps at the end of the trace
when creating a counter example (this additional time
steps will still be constrained by assumptions)
--binary
dump anyconst values as raw bit strings
""" + so.helpmsg())
sys.exit(1)
@ -157,7 +161,7 @@ try:
opts, args = getopt.getopt(sys.argv[1:], so.shortopts + "t:igcm:", so.longopts +
["final-only", "assume-skipped=", "smtc=", "cex=", "aig=", "aig-noheader", "btorwit=", "presat",
"dump-vcd=", "dump-vlogtb=", "vlogtb-top=", "dump-smtc=", "dump-all", "noinfo", "append=",
"smtc-init", "smtc-top=", "noinit"])
"smtc-init", "smtc-top=", "noinit", "binary"])
except:
usage()
@ -228,6 +232,8 @@ for o, a in opts:
covermode = True
elif o == "-m":
topmod = a
elif o == "--binary":
binarymode = True
elif so.handle(o, a):
pass
else:
@ -1088,9 +1094,15 @@ def print_anyconsts_worker(mod, state, path):
for fun, info in smt.modinfo[mod].anyconsts.items():
if info[1] is None:
print_msg("Value for anyconst in %s (%s): %d" % (path, info[0], smt.bv2int(smt.get("(|%s| %s)" % (fun, state)))))
if not binarymode:
print_msg("Value for anyconst in %s (%s): %d" % (path, info[0], smt.bv2int(smt.get("(|%s| %s)" % (fun, state)))))
else:
print_msg("Value for anyconst in %s (%s): %s" % (path, info[0], smt.bv2bin(smt.get("(|%s| %s)" % (fun, state)))))
else:
print_msg("Value for anyconst %s.%s (%s): %d" % (path, info[1], info[0], smt.bv2int(smt.get("(|%s| %s)" % (fun, state)))))
if not binarymode:
print_msg("Value for anyconst %s.%s (%s): %d" % (path, info[1], info[0], smt.bv2int(smt.get("(|%s| %s)" % (fun, state)))))
else:
print_msg("Value for anyconst %s.%s (%s): %s" % (path, info[1], info[0], smt.bv2bin(smt.get("(|%s| %s)" % (fun, state)))))
def print_anyconsts(state):