[llvm] 498db6a - [Transforms] Remove SplitCriticalEdge (NFC)

[Kazu Hirata via llvm-commits]

Author: Kazu Hirata
Date: 2021-08-25T08:59:13-07:00
New Revision: 498db6ab4382e93ee4239c3aa3be04dfab1b9dc9

URL: https://github.com/llvm/llvm-project/commit/498db6ab4382e93ee4239c3aa3be04dfab1b9dc9
DIFF: https://github.com/llvm/llvm-project/commit/498db6ab4382e93ee4239c3aa3be04dfab1b9dc9.diff

LOG: [Transforms] Remove SplitCriticalEdge (NFC)

These functions have not been in use for at least one year.

Added: 
    

Modified: 
    llvm/include/llvm/Transforms/Utils/BasicBlockUtils.h

Removed: 
    


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diff  --git a/llvm/include/llvm/Transforms/Utils/BasicBlockUtils.h b/llvm/include/llvm/Transforms/Utils/BasicBlockUtils.h
index b45c1820bb200..4bea4c237771e 100644
--- a/llvm/include/llvm/Transforms/Utils/BasicBlockUtils.h
+++ b/llvm/include/llvm/Transforms/Utils/BasicBlockUtils.h
@@ -214,29 +214,6 @@ BasicBlock *SplitKnownCriticalEdge(Instruction *TI, unsigned SuccNum,
                                        CriticalEdgeSplittingOptions(),
                                    const Twine &BBName = "");
 
-inline BasicBlock *
-SplitCriticalEdge(BasicBlock *BB, succ_iterator SI,
-                  const CriticalEdgeSplittingOptions &Options =
-                      CriticalEdgeSplittingOptions()) {
-  return SplitCriticalEdge(BB->getTerminator(), SI.getSuccessorIndex(),
-                           Options);
-}
-
-/// If the edge from *PI to BB is not critical, return false. Otherwise, split
-/// all edges between the two blocks and return true. This updates all of the
-/// same analyses as the other SplitCriticalEdge function. If P is specified, it
-/// updates the analyses described above.
-inline bool SplitCriticalEdge(BasicBlock *Succ, pred_iterator PI,
-                              const CriticalEdgeSplittingOptions &Options =
-                                  CriticalEdgeSplittingOptions()) {
-  bool MadeChange = false;
-  Instruction *TI = (*PI)->getTerminator();
-  for (unsigned i = 0, e = TI->getNumSuccessors(); i != e; ++i)
-    if (TI->getSuccessor(i) == Succ)
-      MadeChange |= !!SplitCriticalEdge(TI, i, Options);
-  return MadeChange;
-}
-
 /// If an edge from Src to Dst is critical, split the edge and return true,
 /// otherwise return false. This method requires that there be an edge between
 /// the two blocks. It updates the analyses passed in the options struct