Transforms/Scalar/SCCP.cpp

106   /// markConstant - Return true if this is a change in status.
107   bool markConstant(Constant *V) {
231         IV.markConstant(GV->getInitializer());
302   // markConstant - Make a value be marked as "constant".  If the value
306   void markConstant(LatticeVal &IV, Value *V, Constant *C) {
307     if (!IV.markConstant(C)) return;
308     DEBUG(dbgs() << "markConstant: " << *C << ": " << *V << '\n');
315   void markConstant(Value *V, Constant *C) {
317     markConstant(ValueState[V], V, C);
353       markConstant(IV, V, MergeWithV.getConstant());
380         LV.markConstant(C);          // Constants are constant
411         LV.markConstant(Elt);      // Constants are constant.
703     markConstant(&PN, OperandVal);      // Acquire operand value
750     markConstant(&I, ConstantExpr::getCast(I.getOpcode(),
834     return markConstant(&I, FVal.getConstant());
852     return markConstant(IV, &I,
876           markConstant(IV, &I, Constant::getNullValue(I.getType()));
878           markConstant(IV, &I, Constant::getAllOnesValue(PT));
880           markConstant(IV, &I,
888           return markConstant(IV, &I, NonOverdefVal->getConstant());
892             return markConstant(IV, &I, NonOverdefVal->getConstant());
910     return markConstant(IV, &I, ConstantExpr::getCompare(I.getPredicate(),
932     markConstant(&I, ConstantExpr::getExtractElement(ValState.getConstant(),
950     markConstant(&I, ConstantExpr::getInsertElement(ValState.getConstant(),
955     markConstant(&I,ConstantExpr::getInsertElement(UndefValue::get(I.getType()),
984     markConstant(&I, ConstantExpr::getShuffleVector(V1, V2, Mask));
1012   markConstant(&I, ConstantExpr::getGetElementPtr(Ptr, Indices));
1054     return markConstant(IV, &I, Constant::getNullValue(I.getType()));
1071     return markConstant(IV, &I, C);
1111         return markConstant(I, C);