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Refactor engine/mode interfaces

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This commit is contained in:
Clifford Wolf 2017-01-30 11:57:04 +01:00
parent f173c703f9
commit 363273df52
4 changed files with 126 additions and 84 deletions
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4
sbysrc/sby_core.py
View file

@ -329,8 +329,8 @@ class SbyJob:
self.copy_src()
if self.options["mode"] == "bmc":
import sby_bmc
sby_bmc.run(self)
import sby_mode_bmc
sby_mode_bmc.run(self)
else:
assert False

83
sbysrc/sby_bmc.py → sbysrc/sby_engine_abc.py
View file

@ -17,65 +17,9 @@
#
import re, os, getopt
from shutil import copyfile
from sby_core import SbyTask
def run_smtbmc(job, engine_idx, engine):
smtbmc_opts = []
nomem_opt = False
syn_opt = False
opts, args = getopt.getopt(engine[1:], "s:", ["nomem", "syn"])
assert len(args) == 0
for o, a in opts:
if o == "-s":
smtbmc_opts += ["-s", a]
elif o == "--nomem":
nomem_opt = True
elif o == "--syn":
syn_opt = True
else:
assert False
model_name = "smt2"
if syn_opt: model_name += "_syn"
if nomem_opt: model_name += "_nomem"
task = SbyTask(job, "engine_%d" % engine_idx, job.model(model_name),
("cd %s; yosys-smtbmc --noprogress %s -t %d --dump-vcd engine_%d/trace.vcd --dump-vlogtb engine_%d/trace_tb.v " +
"--dump-smtc engine_%d/trace.smtc model/design_smt2.smt2") %
(job.workdir, " ".join(smtbmc_opts), job.opt_depth, engine_idx, engine_idx, engine_idx),
logfile=open("%s/engine_%d/logfile.txt" % (job.workdir, engine_idx), "w"))
task_status = None
def output_callback(line):
nonlocal task_status
match = re.match(r"^## [0-9: ]+ Status: FAILED", line)
if match: task_status = "FAIL"
match = re.match(r"^## [0-9: ]+ Status: PASSED", line)
if match: task_status = "PASS"
def exit_callback(retcode):
assert task_status is not None
job.status = task_status
job.log("engine_%d: Status returned by engine: %s" % (engine_idx, task_status))
job.summary.append("engine_%d (%s) returned %s" % (engine_idx, " ".join(engine), job.status))
if job.status == "FAIL":
job.summary.append("counterexample trace: %s/engine_%d/trace.vcd" % (job.workdir, engine_idx))
job.terminate()
task.output_callback = output_callback
task.exit_callback = exit_callback
def run_abc(job, engine_idx, engine):
def run(mode, job, engine_idx, engine):
assert engine == ["abc", "bmc3"]
task = SbyTask(job, "engine_%d" % engine_idx, job.model("aig"),
@ -137,28 +81,3 @@ def run_abc(job, engine_idx, engine):
task.output_callback = output_callback
task.exit_callback = exit_callback
def run(job):
job.opt_depth = 20
if "depth" in job.options:
job.opt_depth = int(job.options["depth"])
for engine_idx in range(len(job.engines)):
engine = job.engines[engine_idx]
assert len(engine) > 0
job.log("engine_%d: %s" % (engine_idx, " ".join(engine)))
os.makedirs("%s/engine_%d" % (job.workdir, engine_idx))
if engine[0] == "smtbmc":
run_smtbmc(job, engine_idx, engine)
elif engine[0] == "abc":
run_abc(job, engine_idx, engine)
else:
assert False
job.taskloop()

76
sbysrc/sby_engine_smtbmc.py Normal file
View file

@ -0,0 +1,76 @@
#
# SymbiYosys (sby) -- Front-end for Yosys-based formal verification flows
#
# Copyright (C) 2016 Clifford Wolf <clifford@clifford.at>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#
import re, os, getopt
from sby_core import SbyTask
def run(mode, job, engine_idx, engine):
smtbmc_opts = []
nomem_opt = False
syn_opt = False
opts, args = getopt.getopt(engine[1:], "s:", ["nomem", "syn"])
assert len(args) == 0
for o, a in opts:
if o == "-s":
smtbmc_opts += ["-s", a]
elif o == "--nomem":
nomem_opt = True
elif o == "--syn":
syn_opt = True
else:
assert False
model_name = "smt2"
if syn_opt: model_name += "_syn"
if nomem_opt: model_name += "_nomem"
task = SbyTask(job, "engine_%d" % engine_idx, job.model(model_name),
("cd %s; yosys-smtbmc --noprogress %s -t %d --dump-vcd engine_%d/trace.vcd --dump-vlogtb engine_%d/trace_tb.v " +
"--dump-smtc engine_%d/trace.smtc model/design_smt2.smt2") %
(job.workdir, " ".join(smtbmc_opts), job.opt_depth, engine_idx, engine_idx, engine_idx),
logfile=open("%s/engine_%d/logfile.txt" % (job.workdir, engine_idx), "w"))
task_status = None
def output_callback(line):
nonlocal task_status
match = re.match(r"^## [0-9: ]+ Status: FAILED", line)
if match: task_status = "FAIL"
match = re.match(r"^## [0-9: ]+ Status: PASSED", line)
if match: task_status = "PASS"
def exit_callback(retcode):
assert task_status is not None
job.status = task_status
job.log("engine_%d: Status returned by engine: %s" % (engine_idx, task_status))
job.summary.append("engine_%d (%s) returned %s" % (engine_idx, " ".join(engine), job.status))
if job.status == "FAIL":
job.summary.append("counterexample trace: %s/engine_%d/trace.vcd" % (job.workdir, engine_idx))
job.terminate()
task.output_callback = output_callback
task.exit_callback = exit_callback

47
sbysrc/sby_mode_bmc.py Normal file
View file

@ -0,0 +1,47 @@
#
# SymbiYosys (sby) -- Front-end for Yosys-based formal verification flows
#
# Copyright (C) 2016 Clifford Wolf <clifford@clifford.at>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#
import re, os, getopt
from sby_core import SbyTask
def run(job):
job.opt_depth = 20
if "depth" in job.options:
job.opt_depth = int(job.options["depth"])
for engine_idx in range(len(job.engines)):
engine = job.engines[engine_idx]
assert len(engine) > 0
job.log("engine_%d: %s" % (engine_idx, " ".join(engine)))
os.makedirs("%s/engine_%d" % (job.workdir, engine_idx))
if engine[0] == "smtbmc":
import sby_engine_smtbmc
sby_engine_smtbmc.run("bmc", job, engine_idx, engine)
elif engine[0] == "abc":
import sby_engine_abc
sby_engine_abc.run("bmc", job, engine_idx, engine)
else:
assert False
job.taskloop()