lib/IR/ConstantFold.cpp

1037       if (ConstantExpr *CE1 = dyn_cast<ConstantExpr>(C1)) {
1039         if (CE1->getOpcode() == Instruction::ZExt) {
1042             CE1->getOperand(0)->getType()->getPrimitiveSizeInBits();
1049         if (CE1->getOpcode() == Instruction::PtrToInt &&
1050             isa<GlobalValue>(CE1->getOperand(0))) {
1051           GlobalValue *GV = cast<GlobalValue>(CE1->getOperand(0));
1078       if (ConstantExpr *CE1 = dyn_cast<ConstantExpr>(C1)) {
1079         switch (CE1->getOpcode()) {
1085           CmpInst::Predicate pred = (CmpInst::Predicate)CE1->getPredicate();
1087           return ConstantExpr::getCompare(pred, CE1->getOperand(0),
1088                                           CE1->getOperand(1));
1094       if (ConstantExpr *CE1 = dyn_cast<ConstantExpr>(C1))
1095         if (CE1->getOpcode() == Instruction::ZExt)  // Top bits known zero.
1210   if (ConstantExpr *CE1 = dyn_cast<ConstantExpr>(C1)) {
1217     if (Instruction::isAssociative(Opcode) && CE1->getOpcode() == Opcode) {
1218       Constant *T = ConstantExpr::get(Opcode, CE1->getOperand(1), C2);
1220         return ConstantExpr::get(Opcode, CE1->getOperand(0), T);
1365     ConstantExpr *CE1 = cast<ConstantExpr>(V1);
1366     switch (CE1->getOpcode()) {
1504     ConstantExpr *CE1 = cast<ConstantExpr>(V1);
1505     Constant *CE1Op0 = CE1->getOperand(0);
1507     switch (CE1->getOpcode()) {
1523           (CE1->getType()->isPointerTy() || CE1->getType()->isIntegerTy())) {
1524         if (CE1->getOpcode() == Instruction::ZExt) isSigned = false;
1525         if (CE1->getOpcode() == Instruction::SExt) isSigned = true;
1533       GEPOperator *CE1GEP = cast<GEPOperator>(CE1);
1551           for (unsigned i = 1, e = CE1->getNumOperands(); i != e; ++i)
1552             if (!CE1->getOperand(i)->isNullValue())
1575             assert(CE1->getNumOperands() == 2 &&
1576                    !CE1->getOperand(1)->isNullValue() &&
1614             if (!CE1->isGEPWithNoNotionalOverIndexing() ||
1619             gep_type_iterator GTI = gep_type_begin(CE1);
1620             for (;i != CE1->getNumOperands() && i != CE2->getNumOperands();
1622               switch (IdxCompare(CE1->getOperand(i),
1631             for (; i < CE1->getNumOperands(); ++i)
1632               if (!CE1->getOperand(i)->isNullValue()) {
1633                 if (isa<ConstantInt>(CE1->getOperand(i)))
1953     if (ConstantExpr *CE1 = dyn_cast<ConstantExpr>(C1)) {
1954       if ((CE1->getOpcode() == Instruction::SExt &&
1956           (CE1->getOpcode() == Instruction::ZExt &&
1958         Constant *CE1Op0 = CE1->getOperand(0);
1959         Constant *CE1Inverse = ConstantExpr::getTrunc(CE1, CE1Op0->getType());
1963           if (ConstantExpr::getCast(CE1->getOpcode(), C2Inverse,