605   void setOrigin(Instruction *I, Value *Origin);
642                                   Value *Origin, Instruction *Pos);
707   Value *updateOriginIfTainted(Value *Shadow, Value *Origin, IRBuilder<> &IRB);
711   Value *originToIntptr(IRBuilder<> &IRB, Value *Origin);
715   void paintOrigin(IRBuilder<> &IRB, Value *Origin, Value *StoreOriginAddr,
724                    Value *Origin, Value *StoreOriginAddr, Align InstAlignment);
1620   Value *&Origin = ValOriginMap[V];  in getOrigin()  local
1621   if (!Origin) {  in getOrigin()
1629         Origin = IRB.CreateLoad(DFS.OriginTy, ArgOriginPtr);  in getOrigin()
1632         Origin = DFS.ZeroOrigin;  in getOrigin()
1635       Origin = DFS.ZeroOrigin;  in getOrigin()
1638   return Origin;  in getOrigin()
1641 void DFSanFunction::setOrigin(Instruction *I, Value *Origin) {  in setOrigin()  argument
1645   assert(Origin->getType() == DFS.OriginTy);  in setOrigin()
1646   ValOriginMap[I] = Origin;  in setOrigin()
1862   Value *Origin = nullptr;  in combineOrigins()  local
1870     if (!Origin) {  in combineOrigins()
1871       Origin = OpOrigin;  in combineOrigins()
1878     Origin = IRB.CreateSelect(Cond, OpOrigin, Origin);  in combineOrigins()
1880   return Origin ? Origin : DFS.ZeroOrigin;  in combineOrigins()
1984   auto AppendWideShadowAndOrigin = [&](Value *WideShadow, Value *Origin) {  in loadShadowFast()  argument
1999       Origins.push_back(Origin);  in loadShadowFast()
2002       Origins.push_back(Origin);  in loadShadowFast()
2099   Value *Origin = nullptr;  in loadShadowOriginSansLoadTracking()  local
2102     Origin = IRB.CreateAlignedLoad(DFS.OriginTy, OriginAddr, OriginAlign);  in loadShadowOriginSansLoadTracking()
2111     return {LI, Origin};  in loadShadowOriginSansLoadTracking()
2121     return {combineShadows(Load, Load1, Pos), Origin};  in loadShadowOriginSansLoadTracking()
2128                           OriginAlign, Origin, Pos);  in loadShadowOriginSansLoadTracking()
2134   return {FallbackCall, Origin};  in loadShadowOriginSansLoadTracking()
2141   Value *PrimitiveShadow, *Origin;  in loadShadowOrigin()  local
2142   std::tie(PrimitiveShadow, Origin) =  in loadShadowOrigin()
2149         Origin = updateOriginIfTainted(PrimitiveShadow, Origin, IRB);  in loadShadowOrigin()
2152   return {PrimitiveShadow, Origin};  in loadShadowOrigin()
2215   Value *PrimitiveShadow, *Origin;  in visitLoadInst()  local
2216   std::tie(PrimitiveShadow, Origin) =  in visitLoadInst()
2221     Origins.push_back(Origin);  in visitLoadInst()
2251 Value *DFSanFunction::updateOriginIfTainted(Value *Shadow, Value *Origin,  in updateOriginIfTainted()  argument
2254   return IRB.CreateCall(DFS.DFSanChainOriginIfTaintedFn, {Shadow, Origin});  in updateOriginIfTainted()
2263 Value *DFSanFunction::originToIntptr(IRBuilder<> &IRB, Value *Origin) {  in originToIntptr()  argument
2268     return Origin;  in originToIntptr()
2270   Origin = IRB.CreateIntCast(Origin, DFS.IntptrTy, /* isSigned */ false);  in originToIntptr()
2271   return IRB.CreateOr(Origin, IRB.CreateShl(Origin, OriginSize * 8));  in originToIntptr()
2274 void DFSanFunction::paintOrigin(IRBuilder<> &IRB, Value *Origin,  in paintOrigin()  argument
2287     Value *IntptrOrigin = originToIntptr(IRB, Origin);  in paintOrigin()
2304     IRB.CreateAlignedStore(Origin, GEP, CurrentAlignment);  in paintOrigin()
2320                                 Value *Shadow, Value *Origin,  in storeOrigin()  argument
2329       paintOrigin(IRB, updateOrigin(Origin, IRB), StoreOriginAddr, Size,  in storeOrigin()
2338                     ConstantInt::get(DFS.IntptrTy, Size), Origin});  in storeOrigin()
2344     paintOrigin(IRBNew, updateOrigin(Origin, IRBNew), StoreOriginAddr, Size,  in storeOrigin()
2368                                                Value *Origin,  in storePrimitiveShadowOrigin()  argument
2370   const bool ShouldTrackOrigins = DFS.shouldTrackOrigins() && Origin;  in storePrimitiveShadowOrigin()
2382         assert(OI != AllocaOriginMap.end() && Origin);  in storePrimitiveShadowOrigin()
2383         IRB.CreateStore(Origin, OI->second);  in storePrimitiveShadowOrigin()
2435     storeOrigin(Pos, Addr, Size, PrimitiveShadow, Origin, OriginAddr,  in storePrimitiveShadowOrigin()
2496   Value *Origin = nullptr;  in visitStoreInst()  local
2498     Origin = DFSF.combineOrigins(Shadows, Origins, &SI);  in visitStoreInst()
2500                                   PrimitiveShadow, Origin, &SI);  in visitStoreInst()