[llvm] r335828 - AMDGPU: Fix AMDGPUCodeGenPrepare using uninitialized AMDGPUAS struct

[Matt Arsenault via llvm-commits]

Author: arsenm
Date: Thu Jun 28 03:18:23 2018
New Revision: 335828

URL: http://llvm.org/viewvc/llvm-project?rev=335828&view=rev
Log:
AMDGPU: Fix AMDGPUCodeGenPrepare using uninitialized AMDGPUAS struct

Not sure how this wasn't noticed before.

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

Modified: llvm/trunk/lib/Target/AMDGPU/AMDGPUCodeGenPrepare.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/AMDGPUCodeGenPrepare.cpp?rev=335828&r1=335827&r2=335828&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/AMDGPUCodeGenPrepare.cpp (original)
+++ llvm/trunk/lib/Target/AMDGPU/AMDGPUCodeGenPrepare.cpp Thu Jun 28 03:18:23 2018
@@ -577,10 +577,11 @@ bool AMDGPUCodeGenPrepare::runOnFunction
   if (!TPC)
     return false;
 
-  const TargetMachine &TM = TPC->getTM<TargetMachine>();
+  const AMDGPUTargetMachine &TM = TPC->getTM<AMDGPUTargetMachine>();
   ST = &TM.getSubtarget<SISubtarget>(F);
   DA = &getAnalysis<DivergenceAnalysis>();
   HasUnsafeFPMath = hasUnsafeFPMath(F);
+  AMDGPUASI = TM.getAMDGPUAS();
 
   bool MadeChange = false;