diff options
Diffstat (limited to 'llvm/lib/Transforms/Scalar/LowerAtomic.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LowerAtomic.cpp | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/llvm/lib/Transforms/Scalar/LowerAtomic.cpp b/llvm/lib/Transforms/Scalar/LowerAtomic.cpp index ab7b85e89e7bd..d1f67b355b194 100644 --- a/llvm/lib/Transforms/Scalar/LowerAtomic.cpp +++ b/llvm/lib/Transforms/Scalar/LowerAtomic.cpp @@ -117,18 +117,17 @@ static bool LowerStoreInst(StoreInst *SI) { static bool runOnBasicBlock(BasicBlock &BB) { bool Changed = false; - for (BasicBlock::iterator DI = BB.begin(), DE = BB.end(); DI != DE;) { - Instruction *Inst = &*DI++; - if (FenceInst *FI = dyn_cast<FenceInst>(Inst)) + for (Instruction &Inst : make_early_inc_range(BB)) { + if (FenceInst *FI = dyn_cast<FenceInst>(&Inst)) Changed |= LowerFenceInst(FI); - else if (AtomicCmpXchgInst *CXI = dyn_cast<AtomicCmpXchgInst>(Inst)) + else if (AtomicCmpXchgInst *CXI = dyn_cast<AtomicCmpXchgInst>(&Inst)) Changed |= LowerAtomicCmpXchgInst(CXI); - else if (AtomicRMWInst *RMWI = dyn_cast<AtomicRMWInst>(Inst)) + else if (AtomicRMWInst *RMWI = dyn_cast<AtomicRMWInst>(&Inst)) Changed |= LowerAtomicRMWInst(RMWI); - else if (LoadInst *LI = dyn_cast<LoadInst>(Inst)) { + else if (LoadInst *LI = dyn_cast<LoadInst>(&Inst)) { if (LI->isAtomic()) LowerLoadInst(LI); - } else if (StoreInst *SI = dyn_cast<StoreInst>(Inst)) { + } else if (StoreInst *SI = dyn_cast<StoreInst>(&Inst)) { if (SI->isAtomic()) LowerStoreInst(SI); } |