From 55b0b60d9d58961bfefea66fcc197b399424d9d6 Mon Sep 17 00:00:00 2001
From: David Shah <dave@ds0.me>
Date: Thu, 7 Feb 2019 19:19:15 +0000
Subject: ecp5: Router performance improvements

Signed-off-by: David Shah <dave@ds0.me>
---
 common/timing.cc | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'common')

diff --git a/common/timing.cc b/common/timing.cc
index 64dcdf71..db38b11b 100644
--- a/common/timing.cc
+++ b/common/timing.cc
@@ -837,6 +837,10 @@ void timing_analysis(Context *ctx, bool print_histogram, bool print_fmax, bool p
                     auto cursor = sink_wire;
                     delay_t delay;
                     while (driver_wire != cursor) {
+#ifdef ARCH_ECP5
+                        if (net->is_global)
+                            break;
+#endif
                         auto it = net->wires.find(cursor);
                         assert(it != net->wires.end());
                         auto pip = it->second.pip;
-- 
cgit v1.2.3