diff options
Diffstat (limited to 'llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp')
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp index 59e103cd..73ec451 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp @@ -880,11 +880,13 @@ Instruction *InstCombinerImpl::foldAddWithConstant(BinaryOperator &Add) { // zext(bool) + C -> bool ? C + 1 : C if (match(Op0, m_ZExt(m_Value(X))) && X->getType()->getScalarSizeInBits() == 1) - return createSelectInst(X, InstCombiner::AddOne(Op1C), Op1); + return createSelectInstWithUnknownProfile(X, InstCombiner::AddOne(Op1C), + Op1); // sext(bool) + C -> bool ? C - 1 : C if (match(Op0, m_SExt(m_Value(X))) && X->getType()->getScalarSizeInBits() == 1) - return createSelectInst(X, InstCombiner::SubOne(Op1C), Op1); + return createSelectInstWithUnknownProfile(X, InstCombiner::SubOne(Op1C), + Op1); // ~X + C --> (C-1) - X if (match(Op0, m_Not(m_Value(X)))) { |