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-rw-r--r--kernel/satgen.h11
1 files changed, 8 insertions, 3 deletions
diff --git a/kernel/satgen.h b/kernel/satgen.h
index 0a65b490..690f8e33 100644
--- a/kernel/satgen.h
+++ b/kernel/satgen.h
@@ -1293,7 +1293,7 @@ struct SatGen
return true;
}
- if (timestep > 0 && (cell->type == "$dff" || cell->type == "$_DFF_N_" || cell->type == "$_DFF_P_"))
+ if (timestep > 0 && cell->type.in("$ff", "$dff", "$_FF_", "$_DFF_N_", "$_DFF_P_"))
{
if (timestep == 1)
{
@@ -1332,8 +1332,8 @@ struct SatGen
if (model_undef)
{
- std::vector<int> undef_d = importUndefSigSpec(cell->getPort("\\D"), timestep-1);
- std::vector<int> undef_q = importUndefSigSpec(cell->getPort("\\Q"), timestep);
+ std::vector<int> undef_d = importUndefSigSpec(cell->getPort("\\Y"), timestep-1);
+ std::vector<int> undef_q = importUndefSigSpec(cell->getPort("\\Y"), timestep);
ez->assume(ez->vec_eq(undef_d, undef_q));
undefGating(q, qq, undef_q);
@@ -1341,6 +1341,11 @@ struct SatGen
return true;
}
+ if (cell->type == "$anyseq")
+ {
+ return true;
+ }
+
if (cell->type == "$_BUF_" || cell->type == "$equiv")
{
std::vector<int> a = importDefSigSpec(cell->getPort("\\A"), timestep);