diff options
Diffstat (limited to 'llvm/lib/Transforms/Utils/BasicBlockUtils.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/BasicBlockUtils.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp b/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp index 5fa3713..6e20ef2 100644 --- a/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp +++ b/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp @@ -365,11 +365,13 @@ llvm::SplitAllCriticalEdges(Function &F, BasicBlock *llvm::SplitBlock(BasicBlock *Old, Instruction *SplitPt, DominatorTree *DT, LoopInfo *LI, - MemorySSAUpdater *MSSAU) { + MemorySSAUpdater *MSSAU, const Twine &BBName) { BasicBlock::iterator SplitIt = SplitPt->getIterator(); while (isa<PHINode>(SplitIt) || SplitIt->isEHPad()) ++SplitIt; - BasicBlock *New = Old->splitBasicBlock(SplitIt, Old->getName()+".split"); + std::string Name = BBName.str(); + BasicBlock *New = Old->splitBasicBlock( + SplitIt, Name.empty() ? Old->getName() + ".split" : Name); // The new block lives in whichever loop the old one did. This preserves // LCSSA as well, because we force the split point to be after any PHI nodes. |