diff options
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LoopPredication.cpp | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopPredication.cpp b/llvm/lib/Transforms/Scalar/LoopPredication.cpp index ccecc80746e..2b031ba4184 100644 --- a/llvm/lib/Transforms/Scalar/LoopPredication.cpp +++ b/llvm/lib/Transforms/Scalar/LoopPredication.cpp @@ -654,17 +654,17 @@ bool LoopPredication::widenGuardConditions(IntrinsicInst *Guard, } bool LoopPredication::widenWidenableBranchGuardConditions( - BranchInst *Guard, SCEVExpander &Expander) { - assert(isGuardAsWidenableBranch(Guard) && "Must be!"); + BranchInst *BI, SCEVExpander &Expander) { + assert(isGuardAsWidenableBranch(BI) && "Must be!"); LLVM_DEBUG(dbgs() << "Processing guard:\n"); - LLVM_DEBUG(Guard->dump()); + LLVM_DEBUG(BI->dump()); TotalConsidered++; SmallVector<Value *, 4> Checks; IRBuilder<> Builder(cast<Instruction>(Preheader->getTerminator())); Value *Condition = nullptr, *WidenableCondition = nullptr; BasicBlock *GBB = nullptr, *DBB = nullptr; - parseWidenableBranch(Guard, Condition, WidenableCondition, GBB, DBB); + parseWidenableBranch(BI, Condition, WidenableCondition, GBB, DBB); unsigned NumWidened = collectChecks(Checks, Condition, Expander, Builder); if (NumWidened == 0) return false; @@ -672,7 +672,7 @@ bool LoopPredication::widenWidenableBranchGuardConditions( TotalWidened += NumWidened; // Emit the new guard condition - Builder.SetInsertPoint(Guard); + Builder.SetInsertPoint(BI); Value *LastCheck = nullptr; for (auto *Check : Checks) if (!LastCheck) @@ -682,9 +682,9 @@ bool LoopPredication::widenWidenableBranchGuardConditions( // Make sure that the check contains widenable condition and therefore can be // further widened. LastCheck = Builder.CreateAnd(LastCheck, WidenableCondition); - auto *OldCond = Guard->getOperand(0); - Guard->setOperand(0, LastCheck); - assert(isGuardAsWidenableBranch(Guard) && + auto *OldCond = BI->getOperand(0); + BI->setOperand(0, LastCheck); + assert(isGuardAsWidenableBranch(BI) && "Stopped being a guard after transform?"); RecursivelyDeleteTriviallyDeadInstructions(OldCond); |
