diff options
Diffstat (limited to 'fpga_interchange/arch.cc')
| -rw-r--r-- | fpga_interchange/arch.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fpga_interchange/arch.cc b/fpga_interchange/arch.cc index c3d5e973..be40ddfd 100644 --- a/fpga_interchange/arch.cc +++ b/fpga_interchange/arch.cc @@ -832,6 +832,10 @@ static void prepare_sites_for_routing(Context *ctx) } } + // Clear the site routing cache. This is because routing at this stage is done with the extra constraint of blocked + // pins to ensure a routeable pin choice. + ctx->site_routing_cache.clear(); + // Have site router bind site routing (via bindPip and bindWire). // This is important so that the pseudo pips are correctly blocked prior // to handing the design to the generalized router algorithms. |