diff options
Diffstat (limited to 'llvm/lib/Analysis/BranchProbabilityInfo.cpp')
| -rw-r--r-- | llvm/lib/Analysis/BranchProbabilityInfo.cpp | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/llvm/lib/Analysis/BranchProbabilityInfo.cpp b/llvm/lib/Analysis/BranchProbabilityInfo.cpp index 50dcd5f..3e9c609 100644 --- a/llvm/lib/Analysis/BranchProbabilityInfo.cpp +++ b/llvm/lib/Analysis/BranchProbabilityInfo.cpp @@ -787,12 +787,9 @@ BranchProbabilityInfo::getInitialEstimatedBlockWeight(const BasicBlock *BB) { ? static_cast<uint32_t>(BlockExecWeight::NORETURN) : static_cast<uint32_t>(BlockExecWeight::UNREACHABLE); - // Check if the block is 'unwind' handler of some invoke instruction. - for (const auto *Pred : predecessors(BB)) - if (Pred) - if (const auto *II = dyn_cast<InvokeInst>(Pred->getTerminator())) - if (II->getUnwindDest() == BB) - return static_cast<uint32_t>(BlockExecWeight::UNWIND); + // Check if the block is an exception handling block. + if (BB->isEHPad()) + return static_cast<uint32_t>(BlockExecWeight::UNWIND); // Check if the block contains 'cold' call. for (const auto &I : *BB) |