diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc
index 2d3135378..0740ef297 100644
--- a/kernel/rtlil.cc
+++ b/kernel/rtlil.cc
@@ -214,6 +214,16 @@ RTLIL::Const::Const(const std::string &str)
 	}
 }
 
+RTLIL::Const::Const(int val, int width)
+{
+	flags = RTLIL::CONST_FLAG_NONE;
+	bits.reserve(width);
+	for (int i = 0; i < width; i++) {
+		bits.push_back((val & 1) != 0 ? State::S1 : State::S0);
+		val = val >> 1;
+	}
+}
+
 RTLIL::Const::Const(long long val, int width)
 {
 	flags = RTLIL::CONST_FLAG_NONE;
diff --git a/kernel/rtlil.h b/kernel/rtlil.h
index c49734cd0..131c7a433 100644
--- a/kernel/rtlil.h
+++ b/kernel/rtlil.h
@@ -663,6 +663,7 @@ struct RTLIL::Const
 
 	Const() : flags(RTLIL::CONST_FLAG_NONE) {}
 	Const(const std::string &str);
+	Const(int val, int width = 32);
 	Const(long long val, int width = 32);
 	Const(RTLIL::State bit, int width = 1);
 	Const(const std::vector<RTLIL::State> &bits) : bits(bits) { flags = CONST_FLAG_NONE; }