166     const ValueLatticeElement &IV = Solver.getLatticeValueFor(V);  in replaceSignedInst()  local
167     return IV.isConstantRange(/*UndefAllowed=*/false) &&  in replaceSignedInst()
168            IV.getConstantRange().isAllNonNegative();  in replaceSignedInst()
409   ConstantInt *getConstantInt(const ValueLatticeElement &IV, Type *Ty) const {  in getConstantInt()  argument
410     return dyn_cast_or_null<ConstantInt>(getConstant(IV, Ty));  in getConstantInt()
414   void pushToWorkList(ValueLatticeElement &IV, Value *V);
418   void pushToWorkListMsg(ValueLatticeElement &IV, Value *V);
423   bool markConstant(ValueLatticeElement &IV, Value *V, Constant *C,
434   bool markOverdefined(ValueLatticeElement &IV, Value *V);
438   bool mergeInValue(ValueLatticeElement &IV, Value *V,
690       ValueLatticeElement &IV = TrackedGlobals[GV];  in trackValueOfGlobalVariable()  local
691       IV.markConstant(GV->getInitializer());  in trackValueOfGlobalVariable()
852 void SCCPInstVisitor::pushToWorkList(ValueLatticeElement &IV, Value *V) {  in pushToWorkList()  argument
853   if (IV.isOverdefined()) {  in pushToWorkList()
862 void SCCPInstVisitor::pushToWorkListMsg(ValueLatticeElement &IV, Value *V) {  in pushToWorkListMsg()  argument
863   LLVM_DEBUG(dbgs() << "updated " << IV << ": " << *V << '\n');  in pushToWorkListMsg()
864   pushToWorkList(IV, V);  in pushToWorkListMsg()
867 bool SCCPInstVisitor::markConstant(ValueLatticeElement &IV, Value *V,  in markConstant()  argument
869   if (!IV.markConstant(C, MayIncludeUndef))  in markConstant()
872   pushToWorkList(IV, V);  in markConstant()
876 bool SCCPInstVisitor::markOverdefined(ValueLatticeElement &IV, Value *V) {  in markOverdefined()  argument
877   if (!IV.markOverdefined())  in markOverdefined()
885   pushToWorkList(IV, V);  in markOverdefined()
989 bool SCCPInstVisitor::mergeInValue(ValueLatticeElement &IV, Value *V,  in mergeInValue()  argument
992   if (IV.mergeIn(MergeWithV, Opts)) {  in mergeInValue()
993     pushToWorkList(IV, V);  in mergeInValue()
995                       << IV << "\n");  in mergeInValue()
1173     ValueLatticeElement IV = getValueState(PN.getIncomingValue(i));  in visitPHINode()  local
1174     PhiState.mergeIn(IV);  in visitPHINode()
1401   ValueLatticeElement &IV = ValueState[&I];  in visitUnaryOperator()  local
1404   if (SCCPSolver::isOverdefined(IV))  in visitUnaryOperator()
1414       return (void)markConstant(IV, &I, C);  in visitUnaryOperator()
1426   ValueLatticeElement &IV = ValueState[&I];  in visitFreezeInst()  local
1429   if (SCCPSolver::isOverdefined(IV))  in visitFreezeInst()
1438     return (void)markConstant(IV, &I, getConstant(V0State, I.getType()));  in visitFreezeInst()
1448   ValueLatticeElement &IV = ValueState[&I];  in visitBinaryOperator()  local
1449   if (IV.isOverdefined())  in visitBinaryOperator()
1605   ValueLatticeElement &IV = ValueState[&I];  in visitLoadInst()  local
1613         return (void)markOverdefined(IV, &I);  in visitLoadInst()
1624           mergeInValue(IV, &I, It->second, getMaxWidenStepsOpts());  in visitLoadInst()
1632       return (void)markConstant(IV, &I, C);  in visitLoadInst()
1748       ValueLatticeElement &IV = ValueState[&CB];  in handleCallResult()  local
1775             IV, &CB,  in handleCallResult()
1783         mergeInValue(IV, &CB, CondVal);  in handleCallResult()
1788         mergeInValue(IV, &CB,  in handleCallResult()
1793       return (void)mergeInValue(IV, &CB, CopyOfVal);  in handleCallResult()