From 997a9abf4cf1c9143f344b530673e78b72e3558f Mon Sep 17 00:00:00 2001
From: Matt Arsenault <Matthew.Arsenault@amd.com>
Date: Wed, 23 Nov 2016 21:00:12 +0000
Subject: [PATCH] AMDGPU: Fix not setting kill flag on temp reg when spilling

llvm-svn: 287808
---
 llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
index 71c1ac7ffbc0..fb42130767a3 100644
--- a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
@@ -477,7 +477,7 @@ void SIRegisterInfo::buildSpillLoadStore(MachineBasicBlock::iterator MI,
                                  EltSize, MinAlign(Align, EltSize * i));
 
     auto MIB = BuildMI(*MBB, MI, DL, Desc)
-      .addReg(SubReg, getDefRegState(!IsStore))
+      .addReg(SubReg, getDefRegState(!IsStore) | getKillRegState(IsKill))
       .addReg(ScratchRsrcReg)
       .addReg(SOffset, SOffsetRegState)
       .addImm(Offset)
-- 
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