diff options
Diffstat (limited to 'contrib/llvm-project/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp')
| -rw-r--r-- | contrib/llvm-project/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/contrib/llvm-project/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp b/contrib/llvm-project/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp index 556fde37efeb..96b612254ca5 100644 --- a/contrib/llvm-project/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp +++ b/contrib/llvm-project/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp @@ -1666,13 +1666,6 @@ Instruction *InstCombinerImpl::visitAdd(BinaryOperator &I) { if (Instruction *Ashr = foldAddToAshr(I)) return Ashr; - // min(A, B) + max(A, B) => A + B. - if (match(&I, m_CombineOr(m_c_Add(m_SMax(m_Value(A), m_Value(B)), - m_c_SMin(m_Deferred(A), m_Deferred(B))), - m_c_Add(m_UMax(m_Value(A), m_Value(B)), - m_c_UMin(m_Deferred(A), m_Deferred(B)))))) - return BinaryOperator::CreateWithCopiedFlags(Instruction::Add, A, B, &I); - // (~X) + (~Y) --> -2 - (X + Y) { // To ensure we can save instructions we need to ensure that we consume both |