From 85303334396904edfa0d77852b77c64870468f79 Mon Sep 17 00:00:00 2001
From: Clifford Wolf <clifford@clifford.at>
Date: Wed, 30 Aug 2017 11:39:11 +0200
Subject: [PATCH] Add {get,set}_src_attribute() methods on RTLIL::AttrObject

---
 kernel/rtlil.cc | 16 ++++++++++++++++
 kernel/rtlil.h  |  4 ++++
 2 files changed, 20 insertions(+)

diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc
index 4427303cc..f3522e30b 100644
--- a/kernel/rtlil.cc
+++ b/kernel/rtlil.cc
@@ -234,6 +234,22 @@ pool<string> RTLIL::AttrObject::get_strpool_attribute(RTLIL::IdString id) const
 	return data;
 }
 
+void RTLIL::AttrObject::set_src_attribute(const std::string &src)
+{
+	if (src.empty())
+		attributes.erase("\\src");
+	else
+		attributes["\\src"] = src;
+}
+
+std::string RTLIL::AttrObject::get_src_attribute() const
+{
+	std::string src;
+	if (attributes.count("\\src"))
+		src = attributes.at("\\src").decode_string();
+	return src;
+}
+
 bool RTLIL::Selection::selected_module(RTLIL::IdString mod_name) const
 {
 	if (full_selection)
diff --git a/kernel/rtlil.h b/kernel/rtlil.h
index be558932f..31f7f9d31 100644
--- a/kernel/rtlil.h
+++ b/kernel/rtlil.h
@@ -505,9 +505,13 @@ struct RTLIL::AttrObject
 
 	void set_bool_attribute(RTLIL::IdString id);
 	bool get_bool_attribute(RTLIL::IdString id) const;
+
 	void set_strpool_attribute(RTLIL::IdString id, const pool<string> &data);
 	void add_strpool_attribute(RTLIL::IdString id, const pool<string> &data);
 	pool<string> get_strpool_attribute(RTLIL::IdString id) const;
+
+	void set_src_attribute(const std::string &src);
+	std::string get_src_attribute() const;
 };
 
 struct RTLIL::SigChunk