133 struct ForwardingAction {  struct
155   static ForwardingAction notApplicable() {  in notApplicable()  argument
156     ForwardingAction Result;  in notApplicable()
162   static ForwardingAction cannotForward() {  in cannotForward()  argument
163     ForwardingAction Result;  in cannotForward()
169   static ForwardingAction triviallyForwardable(bool IsProfitable, Value *Val) {  in triviallyForwardable()  argument
170     ForwardingAction Result;  in triviallyForwardable()
181   static ForwardingAction canForward(std::function<bool()> Execute,  in canForward()  argument
184     ForwardingAction Result;  in canForward()
202   using MemoizationTy = DenseMap<ForwardingAction::KeyTy, ForwardingAction>;
457   ForwardingAction forwardKnownLoad(ScopStmt *TargetStmt, Instruction *Inst,  in forwardKnownLoad()
463       return ForwardingAction::notApplicable();  in forwardKnownLoad()
467       return ForwardingAction::notApplicable();  in forwardKnownLoad()
476       return ForwardingAction::cannotForward();  in forwardKnownLoad()
502       return ForwardingAction::canForward(  in forwardKnownLoad()
529       return ForwardingAction::notApplicable();  in forwardKnownLoad()
575         return ForwardingAction::notApplicable();  in forwardKnownLoad()
593     return ForwardingAction::canForward(  in forwardKnownLoad()
610   ForwardingAction reloadKnownContent(ScopStmt *TargetStmt, Instruction *Inst,  in reloadKnownContent()
616       return ForwardingAction::notApplicable();  in reloadKnownContent()
638       return ForwardingAction::notApplicable();  in reloadKnownContent()
653     return ForwardingAction::canForward(ExecAction, {}, true);  in reloadKnownContent()
666   ForwardingAction forwardSpeculatable(ScopStmt *TargetStmt,  in forwardSpeculatable()
671       return ForwardingAction::notApplicable();  in forwardSpeculatable()
686       return ForwardingAction::notApplicable();  in forwardSpeculatable()
688     SmallVector<ForwardingAction::KeyTy, 4> Depends;  in forwardSpeculatable()
695         return ForwardingAction::cannotForward();  in forwardSpeculatable()
721     return ForwardingAction::canForward(ExecAction, Depends, true);  in forwardSpeculatable()
736   ForwardingAction forwardTreeImpl(ScopStmt *TargetStmt, Value *UseVal,  in forwardTreeImpl()
750       return ForwardingAction::triviallyForwardable(false, UseVal);  in forwardTreeImpl()
766         return ForwardingAction::triviallyForwardable(false, UseVal);  in forwardTreeImpl()
771       return ForwardingAction::cannotForward();  in forwardTreeImpl()
776         return ForwardingAction::triviallyForwardable(false, UseVal);  in forwardTreeImpl()
796       return ForwardingAction::canForward(ExecAction, {}, false);  in forwardTreeImpl()
811           return ForwardingAction::cannotForward();  in forwardTreeImpl()
816       ForwardingAction SpeculativeResult =  in forwardTreeImpl()
821       ForwardingAction KnownResult = forwardKnownLoad(  in forwardTreeImpl()
826       ForwardingAction ReloadResult = reloadKnownContent(  in forwardTreeImpl()
834       return ForwardingAction::cannotForward();  in forwardTreeImpl()
862     ForwardingAction Action =  in forwardTree()
882         decltype(std::declval<ForwardingAction>().Depends.begin());  in applyForwardingActions()
883     using EdgeTy = std::pair<ForwardingAction *, ChildItTy>;  in applyForwardingActions()
885     DenseSet<ForwardingAction::KeyTy> Visited;  in applyForwardingActions()
887     SmallVector<ForwardingAction *, 32> Ordered;  in applyForwardingActions()
891     ForwardingAction *RootAction = &ForwardingActions[{UseVal, Stmt}];  in applyForwardingActions()
906       ForwardingAction *TopAction = Top.first;  in applyForwardingActions()
915       ForwardingAction::KeyTy Key = *TopEdge;  in applyForwardingActions()
926       ForwardingAction *ChildAction = &ForwardingActions[Key];  in applyForwardingActions()