From: Clifford Wolf <clifford@clifford.at>
Date: Mon, 13 Feb 2017 16:07:38 +0000 (+0100)
Subject: Do not fix port widths on any blackbox instances
X-Git-Tag: yosys-0.8~494
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=69468d5a16f87616af9c7f084f6ff247f3513050;p=yosys.git

Do not fix port widths on any blackbox instances
---

diff --git a/passes/hierarchy/hierarchy.cc b/passes/hierarchy/hierarchy.cc
index 037fdb3b2..3534cbcdb 100644
--- a/passes/hierarchy/hierarchy.cc
+++ b/passes/hierarchy/hierarchy.cc
@@ -630,7 +630,7 @@ struct HierarchyPass : public Pass {
 
 				Module *m = design->module(cell->type);
 
-				if (m == nullptr)
+				if (m == nullptr || m->get_bool_attribute("\\blackbox"))
 					continue;
 
 				for (auto &conn : cell->connections())