[llvm] r271446 - AMDGPU: Fix incorrectly setting kill flag when copying register tuples

[Matt Arsenault via llvm-commits]

Author: arsenm
Date: Wed Jun  1 19:04:30 2016
New Revision: 271446

URL: http://llvm.org/viewvc/llvm-project?rev=271446&view=rev
Log:
AMDGPU: Fix incorrectly setting kill flag when copying register tuples

This fixes some verifier errors when trackLivenessAfterRegAlloc is
enabled.

Modified:
    llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.cpp

Modified: llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.cpp?rev=271446&r1=271445&r2=271446&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.cpp Wed Jun  1 19:04:30 2016
@@ -487,7 +487,7 @@ SIInstrInfo::copyPhysReg(MachineBasicBlo
     Builder.addReg(RI.getSubReg(SrcReg, SubIdx));
 
     if (Idx == SubIndices.size() - 1)
-      Builder.addReg(SrcReg, RegState::Kill | RegState::Implicit);
+      Builder.addReg(SrcReg, getKillRegState(KillSrc) | RegState::Implicit);
 
     if (Idx == 0)
       Builder.addReg(DestReg, RegState::Define | RegState::Implicit);