From fee02c6c1378f7244e05157aa9b07da77061fb64 Mon Sep 17 00:00:00 2001
From: Eli Friedman <eli.friedman@gmail.com>
Date: Mon, 25 Jul 2011 23:16:38 +0000
Subject: Initial implementation of 'fence' instruction, the new C++0x-style
 replacement for llvm.memory.barrier.

This is just a LangRef entry and reading/writing/memory representation; optimizer+codegen support coming soon.

llvm-svn: 136009
---
 llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp')

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index ba18465..649a38a 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -3211,6 +3211,10 @@ void SelectionDAGBuilder::visitStore(const StoreInst &I) {
   DAG.setRoot(StoreNode);
 }
 
+void SelectionDAGBuilder::visitFence(const FenceInst &I) {
+  llvm_unreachable("Not implemented yet");
+}
+
 /// visitTargetIntrinsic - Lower a call of a target intrinsic to an INTRINSIC
 /// node.
 void SelectionDAGBuilder::visitTargetIntrinsic(const CallInst &I,
-- 
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