#include "llvm/Analysis/PtrUseVisitor.h"
using namespace llvm;
void detail::PtrUseVisitorBase::enqueueUsers(Instruction &I) {
for (Value::use_iterator UI = I.use_begin(), UE = I.use_end();
UI != UE; ++UI) {
if (VisitedUses.insert(&UI.getUse())) {
UseToVisit NewU = {
UseToVisit::UseAndIsOffsetKnownPair(&UI.getUse(), IsOffsetKnown),
Offset
};
Worklist.push_back(llvm_move(NewU));
}
}
}
bool detail::PtrUseVisitorBase::adjustOffsetForGEP(GetElementPtrInst &GEPI) {
if (!IsOffsetKnown)
return false;
return GEPI.accumulateConstantOffset(DL, Offset);
}