From 3175891cb53ef5f9299d2897c286a803a47c9779 Mon Sep 17 00:00:00 2001
From: Miodrag Milanovic <mmicko@gmail.com>
Date: Sat, 21 Jul 2018 19:48:00 +0200
Subject: Map ports to nets

---
 ice40/bitstream.cc | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'ice40/bitstream.cc')

diff --git a/ice40/bitstream.cc b/ice40/bitstream.cc
index 65c90eb1..8819a643 100644
--- a/ice40/bitstream.cc
+++ b/ice40/bitstream.cc
@@ -758,6 +758,20 @@ bool read_asc(Context *ctx, std::istream &in)
                 }
             }
         }
+        for (auto &cell : ctx->cells) {
+            if (cell.second->bel != BelId()) {
+                for (auto &port : cell.second->ports) {
+                    PortPin pin = ctx->portPinFromId(port.first);
+                    WireId wire = ctx->getWireBelPin(cell.second->bel, pin);
+                    if (wire != WireId()) {
+                        IdString name = ctx->getBoundWireNet(wire);
+                        if (name != IdString()) {
+                            port.second.net = ctx->nets[name].get();
+                        }
+                    }
+                }
+            }
+        }
         return true;
     } catch (log_execution_error_exception) {
         return false;
-- 
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