From ae8a910339707436c8b538af5ae3442ea8c93236 Mon Sep 17 00:00:00 2001
From: gatecat <gatecat@ds0.me>
Date: Thu, 6 May 2021 15:51:54 +0100
Subject: [PATCH] Revert "nexus: Enable placeAllAtOnce"

This reverts commit 0abe425675ae0cc550194171f1f15ec4058a05d6.
---
 nexus/arch.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/nexus/arch.cc b/nexus/arch.cc
index 08a9a4c23a..f804cdd936 100644
--- a/nexus/arch.cc
+++ b/nexus/arch.cc
@@ -632,7 +632,10 @@ bool Arch::place()
         cfg.ioBufTypes.insert(id_SEIO33_CORE);
         cfg.ioBufTypes.insert(id_SEIO18_CORE);
         cfg.ioBufTypes.insert(id_OSC_CORE);
-        cfg.placeAllAtOnce = true;
+        cfg.cellGroups.emplace_back();
+        cfg.cellGroups.back().insert({id_OXIDE_COMB});
+        cfg.cellGroups.back().insert({id_OXIDE_FF});
+
         cfg.beta = 0.5;
         cfg.criticalityExponent = 7;
         if (!placer_heap(getCtx(), cfg))