Update llvm/lib/Analysis/InstructionSimplify.cpp

Co-authored-by: Nikita Popov <[email protected]>

Update llvm/lib/Analysis/InstructionSimplify.cpp

Co-authored-by: Nikita Popov <[email protected]>

Author: bobby-b-song

llvm/lib/Analysis/InstructionSimplify.cpp

@@ -2179,9 +2179,9 @@ static Value *simplifyAndInst(Value *Op0, Value *Op1, const SimplifyQuery &Q,
   // (X <= ~Y) && (Y > ~X) --> 0
   CmpPredicate Pred0, Pred1;
   if (match(Op0,
-            m_c_ICmp(Pred0, m_Value(X), m_c_Xor(m_Value(Y), m_AllOnes()))) &&
+            m_c_ICmp(Pred0, m_Value(X), m_Not(m_Value(Y)))) &&
       match(Op1, m_c_ICmp(Pred1, m_Specific(Y),
-                          m_c_Xor(m_Specific(X), m_AllOnes())))) {
+                          m_Not(m_Specific(X))))) {
     if (ICmpInst::isLE(Pred0) && ICmpInst::isGT(Pred1))
       return ConstantInt::getFalse(Op0->getType());
     if (ICmpInst::isLT(Pred0) && ICmpInst::isGE(Pred1))