splitnet -driver feature

Merge branch 'master' of https://github.com/cliffordwolf/yosys into btor

2 files changed, 8 insertions, 0 deletions

diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc
index 1311f31cc..661525735 100644
--- a/kernel/rtlil.cc
+++ b/kernel/rtlil.cc
@@ -1024,6 +1024,13 @@ void RTLIL::SigSpec::optimize()
 	check();
 }
 
+RTLIL::SigSpec RTLIL::SigSpec::optimized() const
+{
+	RTLIL::SigSpec ret = *this;
+	ret.optimize();
+	return ret;
+}
+
 bool RTLIL::SigChunk::compare(const RTLIL::SigChunk &a, const RTLIL::SigChunk &b)
 {
 	if (a.wire != b.wire) {
diff --git a/kernel/rtlil.h b/kernel/rtlil.h
index 8e3b78eef..504fdbbdc 100644
--- a/kernel/rtlil.h
+++ b/kernel/rtlil.h
@@ -373,6 +373,7 @@ struct RTLIL::SigSpec {
 	SigSpec(std::vector<RTLIL::SigBit> bits);
 	void expand();
 	void optimize();
+	RTLIL::SigSpec optimized() const;
 	void sort();
 	void sort_and_unify();
 	void replace(const RTLIL::SigSpec &pattern, const RTLIL::SigSpec &with);