[llvm] r293809 - AMDGPU: Allow clustering flat memory operations

[Matt Arsenault via llvm-commits]

Author: arsenm
Date: Wed Feb  1 14:22:51 2017
New Revision: 293809

URL: http://llvm.org/viewvc/llvm-project?rev=293809&view=rev
Log:
AMDGPU: Allow clustering flat memory operations

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=293809&r1=293808&r2=293809&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.cpp Wed Feb  1 14:22:51 2017
@@ -315,7 +315,8 @@ bool SIInstrInfo::shouldClusterMemOps(Ma
   const MachineOperand *SecondDst = nullptr;
 
   if ((isMUBUF(FirstLdSt) && isMUBUF(SecondLdSt)) ||
-      (isMTBUF(FirstLdSt) && isMTBUF(SecondLdSt))) {
+      (isMTBUF(FirstLdSt) && isMTBUF(SecondLdSt)) ||
+      (isFLAT(FirstLdSt) && isFLAT(SecondLdSt))) {
     FirstDst = getNamedOperand(FirstLdSt, AMDGPU::OpName::vdata);
     SecondDst = getNamedOperand(SecondLdSt, AMDGPU::OpName::vdata);
   } else if (isSMRD(FirstLdSt) && isSMRD(SecondLdSt)) {