diff options
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp index 880edbfdf8b..c4acf285a65 100644 --- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp @@ -9847,8 +9847,10 @@ static BranchProbability scaleCaseProbality(BranchProbability CaseProb, if (PeeledCaseProb == BranchProbability::getOne()) return BranchProbability::getZero(); BranchProbability SwitchProb = PeeledCaseProb.getCompl(); - return BranchProbability(CaseProb.getNumerator(), - SwitchProb.scale(CaseProb.getDenominator())); + + uint32_t Numerator = CaseProb.getNumerator(); + uint32_t Denominator = SwitchProb.scale(CaseProb.getDenominator()); + return BranchProbability(Numerator, std::max(Numerator, Denominator)); } // Try to peel the top probability case if it exceeds the threshold. |
