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Add cover_assert option

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Krystine Sherwin 2025-07-05 11:17:05 +12:00
parent aa7d8ab4ce
commit 4d8462b58e
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3 changed files with 11 additions and 1 deletions
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3
docs/source/reference.rst
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@ -198,6 +198,9 @@ options are:
| | | indicated in SBY's log output). | | | | indicated in SBY's log output). |
| | | Values: ``on``, ``off``. Default: ``on`` | | | | Values: ``on``, ``off``. Default: ``on`` |
+-------------------+------------+---------------------------------------------------------+ +-------------------+------------+---------------------------------------------------------+
| ``cover_assert`` | ``cover`` | Check for assertion properties during ``cover`` mode. |
| | | Values: ``on``, ``off``. Default: ``on`` |
+-------------------+------------+---------------------------------------------------------+
Engines section Engines section
--------------- ---------------

8
sbysrc/sby_core.py
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@ -1020,7 +1020,10 @@ class SbyTask(SbyConfig):
if self.opt_mode in ["bmc", "prove"]: if self.opt_mode in ["bmc", "prove"]:
print("chformal -live -fair -cover -remove", file=f) print("chformal -live -fair -cover -remove", file=f)
if self.opt_mode == "cover": if self.opt_mode == "cover":
print("chformal -live -fair -assert -remove", file=f) if self.opt_cover_assert:
print("chformal -live -fair -remove", file=f)
else:
print("chformal -live -fair -assert -remove", file=f)
if self.opt_mode == "live": if self.opt_mode == "live":
print("chformal -assert2assume", file=f) print("chformal -assert2assume", file=f)
print("chformal -cover -remove", file=f) print("chformal -cover -remove", file=f)
@ -1294,6 +1297,9 @@ class SbyTask(SbyConfig):
self.handle_bool_option("skip_prep", False) self.handle_bool_option("skip_prep", False)
self.handle_bool_option("assume_early", True) self.handle_bool_option("assume_early", True)
if self.opt_mode == "cover":
self.handle_bool_option("cover_assert", False)
def setup_status_db(self, status_path=None): def setup_status_db(self, status_path=None):
if hasattr(self, 'status_db'): if hasattr(self, 'status_db'):

1
tests/junit/junit_cover.sby
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@ -7,6 +7,7 @@ preunsat
[options] [options]
mode cover mode cover
depth 1 depth 1
cover_assert on
pass: expect pass pass: expect pass
fail: expect fail fail: expect fail