python: Make the dot writer handle unconnected Port vector elements.
Change-Id: I5234013716cdcce5fc39e239dc3d92cd1f2b7799
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/20699
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Maintainer: Gabe Black <gabeblack@google.com>
Tested-by: kokoro <noreply+kokoro@google.com>
diff --git a/src/python/m5/util/dot_writer.py b/src/python/m5/util/dot_writer.py
index d1fe946..bc5544a 100644
--- a/src/python/m5/util/dot_writer.py
+++ b/src/python/m5/util/dot_writer.py
@@ -117,10 +117,12 @@
port_node = dot_create_node(simNode, full_port_name, port_name)
# create edges
if isinstance(port, PortRef):
- dot_add_edge(simNode, callgraph, full_port_name, port)
+ if port.peer:
+ dot_add_edge(simNode, callgraph, full_port_name, port)
else:
for p in port.elements:
- dot_add_edge(simNode, callgraph, full_port_name, p)
+ if p.peer:
+ dot_add_edge(simNode, callgraph, full_port_name, p)
# recurse to children
for child in simnode_children(simNode):