1264       if (ConstantExpr *CE1 = dyn_cast<ConstantExpr>(C1)) {  in ConstantFoldBinaryInstruction()  local
1266         if (CE1->getOpcode() == Instruction::ZExt) {  in ConstantFoldBinaryInstruction()
1269             CE1->getOperand(0)->getType()->getPrimitiveSizeInBits();  in ConstantFoldBinaryInstruction()
1276         if (CE1->getOpcode() == Instruction::PtrToInt &&  in ConstantFoldBinaryInstruction()
1277             isa<GlobalValue>(CE1->getOperand(0))) {  in ConstantFoldBinaryInstruction()
1278           GlobalValue *GV = cast<GlobalValue>(CE1->getOperand(0));  in ConstantFoldBinaryInstruction()
1325       if (ConstantExpr *CE1 = dyn_cast<ConstantExpr>(C1)) {  in ConstantFoldBinaryInstruction()  local
1326         switch (CE1->getOpcode()) {  in ConstantFoldBinaryInstruction()
1332           CmpInst::Predicate pred = (CmpInst::Predicate)CE1->getPredicate();  in ConstantFoldBinaryInstruction()
1334           return ConstantExpr::getCompare(pred, CE1->getOperand(0),  in ConstantFoldBinaryInstruction()
1335                                           CE1->getOperand(1));  in ConstantFoldBinaryInstruction()
1341       if (ConstantExpr *CE1 = dyn_cast<ConstantExpr>(C1))  in ConstantFoldBinaryInstruction()  local
1342         if (CE1->getOpcode() == Instruction::ZExt)  // Top bits known zero.  in ConstantFoldBinaryInstruction()
1472   if (ConstantExpr *CE1 = dyn_cast<ConstantExpr>(C1)) {  in ConstantFoldBinaryInstruction()  local
1479     if (Instruction::isAssociative(Opcode) && CE1->getOpcode() == Opcode) {  in ConstantFoldBinaryInstruction()
1480       Constant *T = ConstantExpr::get(Opcode, CE1->getOperand(1), C2);  in ConstantFoldBinaryInstruction()
1482         return ConstantExpr::get(Opcode, CE1->getOperand(0), T);  in ConstantFoldBinaryInstruction()
1628     ConstantExpr *CE1 = cast<ConstantExpr>(V1);  in evaluateFCmpRelation()  local
1629     switch (CE1->getOpcode()) {  in evaluateFCmpRelation()
1772     ConstantExpr *CE1 = cast<ConstantExpr>(V1);  in evaluateICmpRelation()  local
1773     Constant *CE1Op0 = CE1->getOperand(0);  in evaluateICmpRelation()
1775     switch (CE1->getOpcode()) {  in evaluateICmpRelation()
1800       if (V2->isNullValue() && CE1->getType()->isIntOrPtrTy()) {  in evaluateICmpRelation()
1801         if (CE1->getOpcode() == Instruction::ZExt) isSigned = false;  in evaluateICmpRelation()
1802         if (CE1->getOpcode() == Instruction::SExt) isSigned = true;  in evaluateICmpRelation()
1810       GEPOperator *CE1GEP = cast<GEPOperator>(CE1);  in evaluateICmpRelation()
1828           for (unsigned i = 1, e = CE1->getNumOperands(); i != e; ++i)  in evaluateICmpRelation()
1829             if (!CE1->getOperand(i)->isNullValue())  in evaluateICmpRelation()
1852             assert(CE1->getNumOperands() == 2 &&  in evaluateICmpRelation()
1853                    !CE1->getOperand(1)->isNullValue() &&  in evaluateICmpRelation()
1891             if (!CE1->isGEPWithNoNotionalOverIndexing() ||  in evaluateICmpRelation()
1896             gep_type_iterator GTI = gep_type_begin(CE1);  in evaluateICmpRelation()
1897             for (;i != CE1->getNumOperands() && i != CE2->getNumOperands();  in evaluateICmpRelation()
1899               switch (IdxCompare(CE1->getOperand(i),  in evaluateICmpRelation()
1908             for (; i < CE1->getNumOperands(); ++i)  in evaluateICmpRelation()
1909               if (!CE1->getOperand(i)->isNullValue()) {  in evaluateICmpRelation()
1910                 if (isa<ConstantInt>(CE1->getOperand(i)))  in evaluateICmpRelation()
2260     if (ConstantExpr *CE1 = dyn_cast<ConstantExpr>(C1)) {  in ConstantFoldCompareInstruction()  local
2261       if ((CE1->getOpcode() == Instruction::SExt &&  in ConstantFoldCompareInstruction()
2263           (CE1->getOpcode() == Instruction::ZExt &&  in ConstantFoldCompareInstruction()
2265         Constant *CE1Op0 = CE1->getOperand(0);  in ConstantFoldCompareInstruction()
2266         Constant *CE1Inverse = ConstantExpr::getTrunc(CE1, CE1Op0->getType());  in ConstantFoldCompareInstruction()
2270           if (ConstantExpr::getCast(CE1->getOpcode(), C2Inverse,  in ConstantFoldCompareInstruction()