From 90a6578c533fc03402fba7b37c6f7bbac6e81c30 Mon Sep 17 00:00:00 2001
From: Miodrag Milanovic <mmicko@gmail.com>
Date: Tue, 25 Apr 2023 12:38:36 +0200
Subject: [PATCH] handle VLO and VHI

---
 machxo2/pack.cc | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/machxo2/pack.cc b/machxo2/pack.cc
index 7689a3ae..1f064c1d 100644
--- a/machxo2/pack.cc
+++ b/machxo2/pack.cc
@@ -951,6 +951,15 @@ class MachXO2Packer
     {
         log_info("Packing constants..\n");
 
+        for (auto &cell : ctx->cells) {
+            CellInfo *ci = cell.second.get();
+            if (ci->type.in(ctx->id("VLO"))) {
+                ci->type = id_GND;
+            } else if (ci->type.in(ctx->id("VHI"))) {
+                ci->type = id_VCC;
+            }
+        }
+
         std::unique_ptr<CellInfo> gnd_cell = create_machxo2_cell(ctx, id_LUT4, "$PACKER_GND");
         gnd_cell->params[id_INIT] = Property(0, 16);
         auto gnd_net = std::make_unique<NetInfo>(ctx->id("$PACKER_GND_NET"));