diff options
Diffstat (limited to 'llvm/lib/Transforms/Utils/SimplifyCFG.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/SimplifyCFG.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp index 59f416ebf0f..28686418a4c 100644 --- a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp +++ b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp @@ -1533,6 +1533,11 @@ static void sinkLastInstruction(ArrayRef<BasicBlock*> Blocks) { I0->getOperandUse(O).set(NewOperands[O]); I0->moveBefore(&*BBEnd->getFirstInsertionPt()); + // Update metadata. + for (auto *I : Insts) + if (I != I0) + combineMetadataForCSE(I0, I); + if (!isa<StoreInst>(I0)) { // canSinkLastInstruction checked that all instructions were used by // one and only one PHI node. Find that now, RAUW it to our common |
