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handle status of cover properties

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This commit is contained in:
N. Engelhardt 2022-02-06 09:15:44 +01:00
parent d7e7f2c530
commit 9168b0163b
3 changed files with 39 additions and 25 deletions
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24
sbysrc/sby_engine_smtbmc.py
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@ -143,7 +143,7 @@ def run(mode, task, engine_idx, engine):
task,
procname,
task.model(model_name),
f"""cd {task.workdir}; {task.exe_paths["smtbmc"]} {" ".join(smtbmc_opts)} -t {t_opt} {random_seed} --append {task.opt_append} --dump-vcd {trace_prefix}.vcd --dump-vlogtb {trace_prefix}_tb.v --dump-smtc {trace_prefix}.smtc model/design_{model_name}.smt2""",
f"""cd {task.workdir}; {task.exe_paths["smtbmc"]} {" ".join(smtbmc_opts)} -t {t_opt} {random_seed} --append {task.opt_append} --cellinfo --dump-vcd {trace_prefix}.vcd --dump-vlogtb {trace_prefix}_tb.v --dump-smtc {trace_prefix}.smtc model/design_{model_name}.smt2""",
logfile=open(logfile_prefix + ".txt", "w"),
logstderr=(not progress)
)
@ -181,22 +181,20 @@ def run(mode, task, engine_idx, engine):
proc_status = "ERROR"
return line
match = re.match(r"^## [0-9: ]+ Assert failed in (([a-z_][a-z0-9$_]*|\\\S*|\.)+): (\S*).*", line)
match = re.match(r"^## [0-9: ]+ Assert failed in (\S+): (\S+) \((\S+)\)", line)
if match:
module_path = match[1]
location = match[3]
try:
prop = task.design_hierarchy.find_property(module_path, location)
except KeyError as e:
task.precise_prop_status = False
return line + f" (Warning: {str(e)})"
cell_name = match[3]
prop = task.design_hierarchy.find_property_by_cellname(cell_name)
prop.status = "FAIL"
last_prop = prop
return line
match = re.match(r"^## [0-9: ]+ Reached cover statement at (\S+) in step \d+.", line)
match = re.match(r"^## [0-9: ]+ Reached cover statement at (\S+) \((\S+)\) in step \d+.", line)
if match:
location = match[1]
cell_name = match[2]
prop = task.design_hierarchy.find_property_by_cellname(cell_name)
prop.status = "PASS"
last_prop = prop
match = re.match(r"^## [0-9: ]+ Writing trace to VCD file: (\S+)", line)
if match and last_prop:
@ -231,6 +229,10 @@ def run(mode, task, engine_idx, engine):
excess_traces += 1
if excess_traces > 0:
task.summary.append(f"""and {excess_traces} further trace{"s" if excess_traces > 1 else ""}""")
elif proc_status == "PASS" and mode == "bmc":
for prop in task.design_hierarchy:
if prop.type == prop.Type.ASSERT and prop.status == "UNKNOWN":
prop.status = "PASS"
task.terminate()