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Add "write_smt2 -stdt" mode

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This commit is contained in:
Clifford Wolf 2017-03-20 12:00:35 +01:00
parent 0ac72e759d
commit 106e44f406
2 changed files with 90 additions and 43 deletions
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77
backends/smt2/smtio.py
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@ -53,6 +53,7 @@ class SmtIo:
self.logic_ax = True
self.logic_uf = True
self.logic_bv = True
self.logic_dt = False
self.produce_models = True
self.smt2cache = [list()]
self.p = None
@ -82,40 +83,6 @@ class SmtIo:
self.info_stmts = list()
self.nocomments = False
if self.solver == "yices":
self.popen_vargs = ['yices-smt2', '--incremental'] + self.solver_opts
if self.solver == "z3":
self.popen_vargs = ['z3', '-smt2', '-in'] + self.solver_opts
if self.solver == "cvc4":
self.popen_vargs = ['cvc4', '--incremental', '--lang', 'smt2'] + self.solver_opts
if self.solver == "mathsat":
self.popen_vargs = ['mathsat'] + self.solver_opts
if self.solver == "boolector":
self.popen_vargs = ['boolector', '--smt2', '-i'] + self.solver_opts
self.unroll = True
if self.solver == "abc":
if len(self.solver_opts) > 0:
self.popen_vargs = ['yosys-abc', '-S', '; '.join(self.solver_opts)]
else:
self.popen_vargs = ['yosys-abc', '-S', '%blast; &sweep -C 5000; &syn4; &cec -s -m -C 2000']
self.logic_ax = False
self.unroll = True
self.noincr = True
if self.solver == "dummy":
assert self.dummy_file is not None
self.dummy_fd = open(self.dummy_file, "r")
else:
if self.dummy_file is not None:
self.dummy_fd = open(self.dummy_file, "w")
if not self.noincr:
self.p = subprocess.Popen(self.popen_vargs, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
if self.unroll:
self.logic_uf = False
self.unroll_idcnt = 0
@ -142,6 +109,41 @@ class SmtIo:
if self.logic_ax: self.logic += "A"
if self.logic_uf: self.logic += "UF"
if self.logic_bv: self.logic += "BV"
if self.logic_dt: self.logic = "ALL"
if self.solver == "yices":
self.popen_vargs = ['yices-smt2', '--incremental'] + self.solver_opts
if self.solver == "z3":
self.popen_vargs = ['z3', '-smt2', '-in'] + self.solver_opts
if self.solver == "cvc4":
self.popen_vargs = ['cvc4', '--incremental', '--lang', 'smt2.6' if self.logic_dt else 'smt2'] + self.solver_opts
if self.solver == "mathsat":
self.popen_vargs = ['mathsat'] + self.solver_opts
if self.solver == "boolector":
self.popen_vargs = ['boolector', '--smt2', '-i'] + self.solver_opts
self.unroll = True
if self.solver == "abc":
if len(self.solver_opts) > 0:
self.popen_vargs = ['yosys-abc', '-S', '; '.join(self.solver_opts)]
else:
self.popen_vargs = ['yosys-abc', '-S', '%blast; &sweep -C 5000; &syn4; &cec -s -m -C 2000']
self.logic_ax = False
self.unroll = True
self.noincr = True
if self.solver == "dummy":
assert self.dummy_file is not None
self.dummy_fd = open(self.dummy_file, "r")
else:
if self.dummy_file is not None:
self.dummy_fd = open(self.dummy_file, "w")
if not self.noincr:
self.p = subprocess.Popen(self.popen_vargs, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
self.setup_done = True
@ -209,6 +211,9 @@ class SmtIo:
def write(self, stmt, unroll=True):
if stmt.startswith(";"):
self.info(stmt)
if not self.setup_done:
self.info_stmts.append(stmt)
return
elif not self.setup_done:
self.setup()
@ -304,6 +309,10 @@ class SmtIo:
if self.logic is None:
self.logic_bv = False
if fields[1] == "yosys-smt2-stdt":
if self.logic is None:
self.logic_dt = True
if fields[1] == "yosys-smt2-module":
self.curmod = fields[2]
self.modinfo[self.curmod] = SmtModInfo()