[llvm] 1bfcc60 - [AMDGPU] Added assert in SIFoldOperands before ptr use. NFC.

[Stanislav Mekhanoshin via llvm-commits]

Author: Stanislav Mekhanoshin
Date: 2019-11-04T13:31:21-08:00
New Revision: 1bfcc60828d6e1fb93d65b53986514c059b1263d

URL: https://github.com/llvm/llvm-project/commit/1bfcc60828d6e1fb93d65b53986514c059b1263d
DIFF: https://github.com/llvm/llvm-project/commit/1bfcc60828d6e1fb93d65b53986514c059b1263d.diff

LOG: [AMDGPU] Added assert in SIFoldOperands before ptr use. NFC.

Added: 
    

Modified: 
    llvm/lib/Target/AMDGPU/SIFoldOperands.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp b/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
index c28ff5ef6a0f..3e5fa7068e05 100644
--- a/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
+++ b/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
@@ -1208,6 +1208,7 @@ void SIFoldOperands::foldInstOperand(MachineInstr &MI,
     Copy->addImplicitDefUseOperands(*MF);
 
   for (FoldCandidate &Fold : FoldList) {
+    assert(!Fold.isReg() || Fold.OpToFold);
     if (Fold.isReg() && Register::isVirtualRegister(Fold.OpToFold->getReg())) {
       Register Reg = Fold.OpToFold->getReg();
       MachineInstr *DefMI = Fold.OpToFold->getParent();