530   Value *Op0 = I.getOperand(0), *Op1 = I.getOperand(1);  in visitSub()  local
532   if (Value *V = SimplifySubInst(Op0, Op1, I.hasNoSignedWrap(),  in visitSub()
542     BinaryOperator *Res = BinaryOperator::CreateAdd(Op0, V);  in visitSub()
549     return BinaryOperator::CreateXor(Op0, Op1);  in visitSub()
552   if (match(Op0, m_AllOnes()))  in visitSub()
555   if (ConstantInt *C = dyn_cast<ConstantInt>(Op0)) {  in visitSub()
595     if (match(Op1, m_Add(m_Specific(Op0), m_Value(Y))) ||  in visitSub()
596         match(Op1, m_Add(m_Value(Y), m_Specific(Op0))))  in visitSub()
600     if (match(Op0, m_Sub(m_Specific(Op1), m_Value(Y))))  in visitSub()
611       return BinaryOperator::CreateAdd(Op0,  in visitSub()
616     if (match(Op1, m_And(m_Value(Y), m_Specific(Op0))) ||  in visitSub()
617         match(Op1, m_And(m_Specific(Op0), m_Value(Y))))  in visitSub()
618       return BinaryOperator::CreateAnd(Op0,  in visitSub()
623         match(Op0, m_Zero()))  in visitSub()
627     if (match(Op1, m_Shl(m_Value(X), m_Value(Y))) && match(Op0, m_Zero()))  in visitSub()
632     if (match(Op1, m_Mul(m_Specific(Op0), m_ConstantInt(CI)))) {  in visitSub()
634       return BinaryOperator::CreateMul(Op0, CP1);  in visitSub()
638     if (match(Op1, m_Shl(m_Specific(Op0), m_ConstantInt(CI)))) {  in visitSub()
641       return BinaryOperator::CreateMul(Op0, C);  in visitSub()
649       return BinaryOperator::CreateAdd(Op0, Builder->CreateMul(A, B));  in visitSub()
656       return BinaryOperator::CreateAdd(Op0, NewMul);  in visitSub()
661   if (Value *X = dyn_castFoldableMul(Op0, C1)) {  in visitSub()
674     if (match(Op0, m_PtrToInt(m_Value(LHSOp))) &&  in visitSub()
680     if (match(Op0, m_Trunc(m_PtrToInt(m_Value(LHSOp)))) &&  in visitSub()
690   Value *Op0 = I.getOperand(0), *Op1 = I.getOperand(1);  in visitFSub()  local
694     return BinaryOperator::CreateFAdd(Op0, V);  in visitFSub()