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-rw-r--r--src/python/m5/util/dot_writer.py22
1 files changed, 17 insertions, 5 deletions
diff --git a/src/python/m5/util/dot_writer.py b/src/python/m5/util/dot_writer.py
index 730f0ede1..3cec38f85 100644
--- a/src/python/m5/util/dot_writer.py
+++ b/src/python/m5/util/dot_writer.py
@@ -126,11 +126,23 @@ def dot_create_edges(simNode, callgraph):
for child in simnode_children(simNode):
dot_create_edges(child, callgraph)
-def dot_add_edge(simNode, callgraph, full_port_name, peerPort):
- if peerPort.role == "MASTER":
- peer_port_name = re.sub('\.', '_', peerPort.peer.simobj.path() \
- + "." + peerPort.peer.name)
- callgraph.add_edge(pydot.Edge(full_port_name, peer_port_name))
+def dot_add_edge(simNode, callgraph, full_port_name, port):
+ peer = port.peer
+ full_peer_path = re.sub('\.', '_', peer.simobj.path())
+ full_peer_port_name = full_peer_path + "_" + peer.name
+
+ # Each edge is encountered twice, once for each peer. We only want one
+ # edge, so we'll arbitrarily chose which peer "wins" based on their names.
+ if full_peer_port_name < full_port_name:
+ dir_type = {
+ (False, False) : 'both',
+ (True, False) : 'forward',
+ (False, True) : 'back',
+ (True, True) : 'none'
+ }[ (port.is_source,
+ peer.is_source) ]
+ edge = pydot.Edge(full_port_name, full_peer_port_name, dir=dir_type)
+ callgraph.add_edge(edge)
def dot_create_cluster(simNode, full_path, label):
# get the parameter values of the node and use them as a tooltip