From 0eb215dd97377ab91bd00ca3e6d6786e82fd5c2d Mon Sep 17 00:00:00 2001
From: "Emil J. Tywoniak" <emil@tywoniak.eu>
Date: Wed, 1 Apr 2026 12:46:31 +0200
Subject: [PATCH] techmap: call hierarchy on map files to determine port
 directions

---
 passes/techmap/techmap.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/passes/techmap/techmap.cc b/passes/techmap/techmap.cc
index e0c17dee9..7768539c6 100644
--- a/passes/techmap/techmap.cc
+++ b/passes/techmap/techmap.cc
@@ -1225,6 +1225,7 @@ struct TechmapPass : public Pass {
 					Frontend::frontend_call(map, nullptr, fn, (fn.size() > 3 && fn.compare(fn.size()-3, std::string::npos, ".il") == 0 ? "rtlil" : verilog_frontend));
 				}
 		}
+		Pass::call(map, "hierarchy");
 
 		log_header(design, "Continuing TECHMAP pass.\n");