From f54f46483bcfe56808992773ac017681d7caccd3 Mon Sep 17 00:00:00 2001
From: tangxifan <tangxifan@gmail.com>
Date: Fri, 6 Mar 2020 17:02:22 -0700
Subject: [PATCH] start debugging tileable rr_graph generator

---
 vpr/src/base/vpr_api.cpp   | 5 +++++
 vpr/src/route/rr_graph.cpp | 1 +
 2 files changed, 6 insertions(+)

diff --git a/vpr/src/base/vpr_api.cpp b/vpr/src/base/vpr_api.cpp
index f2900d0d2..53ec0e732 100644
--- a/vpr/src/base/vpr_api.cpp
+++ b/vpr/src/base/vpr_api.cpp
@@ -829,6 +829,11 @@ void vpr_create_rr_graph(t_vpr_setup& vpr_setup, const t_arch& arch, int chan_wi
         graph_type = GRAPH_GLOBAL;
     } else {
         graph_type = (det_routing_arch->directionality == BI_DIRECTIONAL ? GRAPH_BIDIR : GRAPH_UNIDIR);
+        /* Branch on tileable routing */
+        if ( (UNI_DIRECTIONAL == det_routing_arch->directionality)
+          && (true == arch.tileable) ) {
+            graph_type = GRAPH_UNIDIR_TILEABLE;
+        }
     }
 
     int warnings = 0;
diff --git a/vpr/src/route/rr_graph.cpp b/vpr/src/route/rr_graph.cpp
index b21310ad4..f80c450c7 100644
--- a/vpr/src/route/rr_graph.cpp
+++ b/vpr/src/route/rr_graph.cpp
@@ -1504,6 +1504,7 @@ void free_rr_graph() {
 
     /* Xifan Tang - Clear the rr_graph object */
     device_ctx.rr_graph.clear();
+    device_ctx.rr_node_track_ids.clear();
 }
 
 static void build_rr_sinks_sources(const int i,