[PATCH] D92263: [DSE] Remove a redundant call to getLocForWriteEx()

[Greg Parker via Phabricator via llvm-commits]

gparker42 created this revision.
gparker42 added reviewers: asbirlea, fhahn.
gparker42 added a project: LLVM.
Herald added subscribers: llvm-commits, george.burgess.iv, hiraditya.
gparker42 requested review of this revision.

eliminateDeadStoresMemorySSA() makes two identical calls to getLocForWriteEx(). Remove one of them.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D92263

Files:
  llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp


Index: llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
===================================================================
--- llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
+++ llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
@@ -2110,7 +2110,7 @@
       continue;
     Instruction *SI = KillingDef->getMemoryInst();
 
-    auto MaybeSILoc = State.getLocForWriteEx(SI);
+    Optional<MemoryLocation> MaybeSILoc;
     if (State.isMemTerminatorInst(SI))
       MaybeSILoc = State.getLocForTerminator(SI).map(
           [](const std::pair<MemoryLocation, bool> &P) { return P.first; });


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