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| author | Max Kazantsev <max.kazantsev@azul.com> | 2017-10-30 04:48:34 +0000 |
|---|---|---|
| committer | Max Kazantsev <max.kazantsev@azul.com> | 2017-10-30 04:48:34 +0000 |
| commit | 1d7c0439b9d4be6b9ad7d167179dc9a75973d056 (patch) | |
| tree | 4651899c9a3486056e28c0a7db150b4ffe345907 /llvm/lib | |
| parent | 85bcc297c326e0e9e4e99829256df7d7a8850b94 (diff) | |
| download | bcm5719-llvm-1d7c0439b9d4be6b9ad7d167179dc9a75973d056.tar.gz bcm5719-llvm-1d7c0439b9d4be6b9ad7d167179dc9a75973d056.zip | |
[GVN][NFC] Mark instruction for deletion instead of immediate erasing in LoadPRE
It is done to uniformly handle instructions removal.
Differential Revision: https://reviews.llvm.org/D39369
llvm-svn: 316884
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/GVN.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Scalar/GVN.cpp b/llvm/lib/Transforms/Scalar/GVN.cpp index d7dcfd2eb16..7e416368468 100644 --- a/llvm/lib/Transforms/Scalar/GVN.cpp +++ b/llvm/lib/Transforms/Scalar/GVN.cpp @@ -1167,8 +1167,7 @@ bool GVN::PerformLoadPRE(LoadInst *LI, AvailValInBlkVect &ValuesPerBlock, if (!CanDoPRE) { while (!NewInsts.empty()) { Instruction *I = NewInsts.pop_back_val(); - if (MD) MD->removeInstruction(I); - I->eraseFromParent(); + markInstructionForDeletion(I); } // HINT: Don't revert the edge-splitting as following transformation may // also need to split these critical edges. |
