From 7e9209878c81730e6374ff555ea2c52f8d20a0ee Mon Sep 17 00:00:00 2001
From: David Shah <davey1576@gmail.com>
Date: Fri, 3 Aug 2018 15:00:32 +0200
Subject: Reworking packer and placer to use new generic rel legaliser

Signed-off-by: David Shah <davey1576@gmail.com>
---
 ice40/pack.cc | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'ice40/pack.cc')

diff --git a/ice40/pack.cc b/ice40/pack.cc
index fc182e98..9700bc5d 100644
--- a/ice40/pack.cc
+++ b/ice40/pack.cc
@@ -26,6 +26,7 @@
 #include "design_utils.h"
 #include "log.h"
 #include "util.h"
+#include "chains.h"
 
 NEXTPNR_NAMESPACE_BEGIN
 
@@ -893,6 +894,8 @@ bool Arch::pack()
         pack_ram(ctx);
         pack_special(ctx);
         ctx->assignArchInfo();
+        constrain_chains(ctx);
+        ctx->assignArchInfo();
         log_info("Checksum: 0x%08x\n", ctx->checksum());
         return true;
     } catch (log_execution_error_exception) {
-- 
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