From cfe8a9695bda4c041512313f5af235f32a38c14c Mon Sep 17 00:00:00 2001
From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Fri, 24 Aug 2012 00:31:10 +0000
Subject: [PATCH] X86MemBarrier has unmodeled side effects.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162514 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/X86/X86InstrInfo.td | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index d293156c1f7..7fe80391466 100644
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -114,7 +114,7 @@ def SDT_X86TCRET : SDTypeProfile<0, 2, [SDTCisPtrTy<0>, SDTCisVT<1, i32>]>;
 def SDT_X86MEMBARRIER : SDTypeProfile<0, 0, []>;
 
 def X86MemBarrier : SDNode<"X86ISD::MEMBARRIER", SDT_X86MEMBARRIER,
-                            [SDNPHasChain]>;
+                            [SDNPHasChain,SDNPSideEffect]>;
 def X86MFence : SDNode<"X86ISD::MFENCE", SDT_X86MEMBARRIER,
                         [SDNPHasChain]>;
 def X86SFence : SDNode<"X86ISD::SFENCE", SDT_X86MEMBARRIER,