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-rw-r--r--llvm/lib/Transforms/Utils/SimplifyCFG.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
index 9e04839..372a669 100644
--- a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -1086,7 +1086,7 @@ static void GetBranchWeights(Instruction *TI,
static void FitWeights(MutableArrayRef<uint64_t> Weights) {
uint64_t Max = *std::max_element(Weights.begin(), Weights.end());
if (Max > UINT_MAX) {
- unsigned Offset = 32 - countLeadingZeros(Max);
+ unsigned Offset = 32 - llvm::countl_zero(Max);
for (uint64_t &I : Weights)
I >>= Offset;
}
@@ -6694,7 +6694,7 @@ static bool ReduceSwitchRange(SwitchInst *SI, IRBuilder<> &Builder,
// less than 64.
unsigned Shift = 64;
for (auto &V : Values)
- Shift = std::min(Shift, countTrailingZeros((uint64_t)V));
+ Shift = std::min(Shift, (unsigned)llvm::countr_zero((uint64_t)V));
assert(Shift < 64);
if (Shift > 0)
for (auto &V : Values)