diff options
Diffstat (limited to 'include/llvm/Transforms/Utils/BasicBlockUtils.h')
| -rw-r--r-- | include/llvm/Transforms/Utils/BasicBlockUtils.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/include/llvm/Transforms/Utils/BasicBlockUtils.h b/include/llvm/Transforms/Utils/BasicBlockUtils.h index 97364512eb..6fcd160e64 100644 --- a/include/llvm/Transforms/Utils/BasicBlockUtils.h +++ b/include/llvm/Transforms/Utils/BasicBlockUtils.h @@ -109,7 +109,8 @@ bool isCriticalEdge(const TerminatorInst *TI, unsigned SuccNum, /// to. /// BasicBlock *SplitCriticalEdge(TerminatorInst *TI, unsigned SuccNum, - Pass *P = 0, bool MergeIdenticalEdges = false); + Pass *P = 0, bool MergeIdenticalEdges = false, + bool DontDeleteUselessPHIs = false); inline BasicBlock *SplitCriticalEdge(BasicBlock *BB, succ_iterator SI, Pass *P = 0) { @@ -136,13 +137,15 @@ inline bool SplitCriticalEdge(BasicBlock *Succ, pred_iterator PI, Pass *P = 0) { /// described above. inline BasicBlock *SplitCriticalEdge(BasicBlock *Src, BasicBlock *Dst, Pass *P = 0, - bool MergeIdenticalEdges = false) { + bool MergeIdenticalEdges = false, + bool DontDeleteUselessPHIs = false) { TerminatorInst *TI = Src->getTerminator(); unsigned i = 0; while (1) { assert(i != TI->getNumSuccessors() && "Edge doesn't exist!"); if (TI->getSuccessor(i) == Dst) - return SplitCriticalEdge(TI, i, P, MergeIdenticalEdges); + return SplitCriticalEdge(TI, i, P, MergeIdenticalEdges, + DontDeleteUselessPHIs); ++i; } } |