[llvm] a44b732 - [NFC] Split lambda into 2 parts for further reuse

[Max Kazantsev via llvm-commits]

Author: Max Kazantsev
Date: 2020-11-03T14:13:55+07:00
New Revision: a44b7322a27a636da6a6e1a28091dc7a6d59a4be

URL: https://github.com/llvm/llvm-project/commit/a44b7322a27a636da6a6e1a28091dc7a6d59a4be
DIFF: https://github.com/llvm/llvm-project/commit/a44b7322a27a636da6a6e1a28091dc7a6d59a4be.diff

LOG: [NFC] Split lambda into 2 parts for further reuse

Added: 
    

Modified: 
    llvm/lib/Transforms/Scalar/IndVarSimplify.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp b/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
index 0ee0d6e87a0d..650e0494d757 100644
--- a/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
+++ b/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
@@ -2406,15 +2406,20 @@ bool IndVarSimplify::optimizeLoopExits(Loop *L, SCEVExpander &Rewriter) {
   }
 #endif
 
+  auto ReplaceExitCond = [&](BranchInst *BI, Value *NewCond) {
+    auto *OldCond = BI->getCondition();
+    BI->setCondition(NewCond);
+    if (OldCond->use_empty())
+      DeadInsts.emplace_back(OldCond);
+  };
+
   auto FoldExit = [&](BasicBlock *ExitingBB, bool IsTaken) {
     BranchInst *BI = cast<BranchInst>(ExitingBB->getTerminator());
     bool ExitIfTrue = !L->contains(*succ_begin(ExitingBB));
     auto *OldCond = BI->getCondition();
     auto *NewCond = ConstantInt::get(OldCond->getType(),
                                      IsTaken ? ExitIfTrue : !ExitIfTrue);
-    BI->setCondition(NewCond);
-    if (OldCond->use_empty())
-      DeadInsts.emplace_back(OldCond);
+    ReplaceExitCond(BI, NewCond);
   };
 
   bool Changed = false;