mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-07-24 21:27:00 +00:00
Code Activity

Updated yosys-smtbmc to optionally dump raw bit strings, and fixed hole value recovery using that mode.

Browse source
This commit is contained in:
Alberto Gonzalez 2020-03-25 23:17:50 +00:00
parent a4598d64ef
commit 437afa1f0c
No known key found for this signature in database
GPG key ID: 8395A8BA109708B2
2 changed files with 54 additions and 32 deletions
Download patch file Download diff file Expand all files Collapse all files

18
backends/smt2/smtbmc.py
View file

@ -49,6 +49,7 @@ presat = False
smtcinit = False
smtctop = None
noinit = False
binarymode = False
so = SmtOpts()
@ -150,6 +151,9 @@ yosys-smtbmc [options] <yosys_smt2_output>
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)
@ -158,7 +162,7 @@ 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()
@ -229,6 +233,8 @@ for o, a in opts:
covermode = True
elif o == "-m":
topmod = a
elif o == "--binary":
binarymode = True
elif so.handle(o, a):
pass
else:
@ -1089,9 +1095,15 @@ 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):