aboutsummaryrefslogtreecommitdiffstats
path: root/common
diff options
context:
space:
mode:
Diffstat (limited to 'common')
-rw-r--r--common/router2.cc6
1 files changed, 6 insertions, 0 deletions
diff --git a/common/router2.cc b/common/router2.cc
index 0a3a4e94..b145db81 100644
--- a/common/router2.cc
+++ b/common/router2.cc
@@ -27,7 +27,9 @@
*/
#include "router2.h"
+#if !defined(NPNR_DISABLE_THREADS)
#include <absl/container/flat_hash_map.h>
+#endif
#include <algorithm>
#include <boost/container/flat_map.hpp>
#include <chrono>
@@ -191,7 +193,11 @@ struct Router2
}
}
+#if defined(NPNR_DISABLE_THREADS)
+ std::unordered_map<WireId, int> wire_to_idx;
+#else
absl::flat_hash_map<WireId, int> wire_to_idx;
+#endif
std::vector<PerWireData> flat_wires;
PerWireData &wire_data(WireId w) { return flat_wires[wire_to_idx.at(w)]; }