================
@@ -828,9 +869,49 @@ void runLifetimeSafetyAnalysis(const DeclContext &DC,
const CFG &Cfg,
/// blocks; only Decls are visible. Therefore, loans in a block that
/// never reach an Origin associated with a Decl can be safely dropped by
/// the analysis.
- LifetimeFactory Factory;
- LoanPropagationAnalysis LoanPropagation(Cfg, AC, FactMgr, Factory);
- LoanPropagation.run();
- DEBUG_WITH_TYPE("LifetimeLoanPropagation", LoanPropagation.dump());
+ LoanPropagation =
+ std::make_unique<LoanPropagationAnalysis>(Cfg, AC, *FactMgr, *Factory);
+ LoanPropagation->run();
+}
+
+LoanSet LifetimeSafetyAnalysis::getLoansAtPoint(OriginID OID,
+ ProgramPoint PP) const {
+ assert(LoanPropagation && "Analysis has not been run.");
+ return LoanPropagation->getLoans(OID, PP);
+}
+
+std::optional<OriginID>
+LifetimeSafetyAnalysis::getOriginIDForDecl(const ValueDecl *D) const {
+ assert(FactMgr && "FactManager not initialized");
+ // This assumes the OriginManager's `get` can find an existing origin.
+ // We might need a `find` method on OriginManager to avoid `getOrCreate`
logic
+ // in a const-query context if that becomes an issue.
+ return FactMgr->getOriginMgr().get(*D);
+}
+
+std::vector<LoanID>
+LifetimeSafetyAnalysis::getLoanIDForVar(const VarDecl *VD) const {
+ assert(FactMgr && "FactManager not initialized");
+ std::vector<LoanID> Result;
+ for (const Loan &L : FactMgr->getLoanMgr().getLoans())
+ if (L.Path.D == VD)
+ Result.push_back(L.ID);
+ return Result;
+}
+
+llvm::StringMap<ProgramPoint> LifetimeSafetyAnalysis::getTestPoints() const {
+ assert(FactMgr && "FactManager not initialized");
----------------
usx95 wrote:
Oh yeah. I am sure LTO will take care of this. My only concern was having this
available as a public API. For that I mentioned that this it is available for
testing only.
https://github.com/llvm/llvm-project/pull/149158
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