Reserve edges during rr graph read.

litghost · litghost · commit 2b055d683870 · 2020-02-03T14:50:49.000-08:00
Signed-off-by: Keith Rothman &lt;537074+litghost@users.noreply.github.com&gt;
diff --git a/vpr/src/route/rr_graph_reader.cpp b/vpr/src/route/rr_graph_reader.cpp
@@ -400,6 +400,7 @@ void process_edges(pugi::xml_node parent, const pugiutil::loc_data& loc_data, in
         edges = edges.next_sibling(edges.name());
     }
 
+    device_ctx.rr_nodes.reserve_edges(num_edges);
     edges = get_first_child(parent, "edge", loc_data);
 
     /*initialize a vector that keeps track of the number of wire to ipin switches

Original file line number	Diff line number	Diff line change
`@@ -400,6 +400,7 @@ void process_edges(pugi::xml_node parent, const pugiutil::loc_data& loc_data, in`
`400`	`400`	`edges = edges.next_sibling(edges.name());`
`401`	`401`	`}`
`402`	`402`
	`403`	`+ device_ctx.rr_nodes.reserve_edges(num_edges);`
`403`	`404`	`edges = get_first_child(parent, "edge", loc_data);`
`404`	`405`
`405`	`406`	`/*initialize a vector that keeps track of the number of wire to ipin switches`