#ifndef LLVM_ANALYSIS_CGSCCPASSMANAGER_H
#define LLVM_ANALYSIS_CGSCCPASSMANAGER_H
-#include "llvm/IR/PassManager.h"
#include "llvm/Analysis/LazyCallGraph.h"
+#include "llvm/IR/PassManager.h"
namespace llvm {
-class CGSCCAnalysisManager;
-
-class CGSCCPassManager {
-public:
- // We have to explicitly define all the special member functions because MSVC
- // refuses to generate them.
- CGSCCPassManager() {}
- CGSCCPassManager(CGSCCPassManager &&Arg) : Passes(std::move(Arg.Passes)) {}
- CGSCCPassManager &operator=(CGSCCPassManager &&RHS) {
- Passes = std::move(RHS.Passes);
- return *this;
- }
-
- /// \brief Run all of the CGSCC passes in this pass manager over a SCC.
- PreservedAnalyses run(LazyCallGraph::SCC &C,
- CGSCCAnalysisManager *AM = nullptr);
-
- template <typename CGSCCPassT> void addPass(CGSCCPassT Pass) {
- Passes.emplace_back(new CGSCCPassModel<CGSCCPassT>(std::move(Pass)));
- }
-
- static StringRef name() { return "CGSCCPassManager"; }
-
-private:
- // Pull in the concept type and model template specialized for SCCs.
- typedef detail::PassConcept<LazyCallGraph::SCC &, CGSCCAnalysisManager>
- CGSCCPassConcept;
- template <typename PassT>
- struct CGSCCPassModel
- : detail::PassModel<LazyCallGraph::SCC &, CGSCCAnalysisManager, PassT> {
- CGSCCPassModel(PassT Pass)
- : detail::PassModel<LazyCallGraph::SCC &, CGSCCAnalysisManager, PassT>(
- std::move(Pass)) {}
- };
-
- CGSCCPassManager(const CGSCCPassManager &) LLVM_DELETED_FUNCTION;
- CGSCCPassManager &operator=(const CGSCCPassManager &) LLVM_DELETED_FUNCTION;
-
- std::vector<std::unique_ptr<CGSCCPassConcept>> Passes;
-};
-
-/// \brief A function analysis manager to coordinate and cache analyses run over
-/// a module.
-class CGSCCAnalysisManager : public detail::AnalysisManagerBase<
- CGSCCAnalysisManager, LazyCallGraph::SCC &> {
- friend class detail::AnalysisManagerBase<CGSCCAnalysisManager,
- LazyCallGraph::SCC &>;
- typedef detail::AnalysisManagerBase<CGSCCAnalysisManager,
- LazyCallGraph::SCC &> BaseT;
- typedef BaseT::ResultConceptT ResultConceptT;
- typedef BaseT::PassConceptT PassConceptT;
-
-public:
- // Most public APIs are inherited from the CRTP base class.
-
- // We have to explicitly define all the special member functions because MSVC
- // refuses to generate them.
- CGSCCAnalysisManager() {}
- CGSCCAnalysisManager(CGSCCAnalysisManager &&Arg)
- : BaseT(std::move(static_cast<BaseT &>(Arg))),
- CGSCCAnalysisResults(std::move(Arg.CGSCCAnalysisResults)) {}
- CGSCCAnalysisManager &operator=(CGSCCAnalysisManager &&RHS) {
- BaseT::operator=(std::move(static_cast<BaseT &>(RHS)));
- CGSCCAnalysisResults = std::move(RHS.CGSCCAnalysisResults);
- return *this;
- }
-
- /// \brief Returns true if the analysis manager has an empty results cache.
- bool empty() const;
-
- /// \brief Clear the function analysis result cache.
- ///
- /// This routine allows cleaning up when the set of functions itself has
- /// potentially changed, and thus we can't even look up a a result and
- /// invalidate it directly. Notably, this does *not* call invalidate
- /// functions as there is nothing to be done for them.
- void clear();
-
-private:
- CGSCCAnalysisManager(const CGSCCAnalysisManager &) LLVM_DELETED_FUNCTION;
- CGSCCAnalysisManager &
- operator=(const CGSCCAnalysisManager &) LLVM_DELETED_FUNCTION;
-
- /// \brief Get a function pass result, running the pass if necessary.
- ResultConceptT &getResultImpl(void *PassID, LazyCallGraph::SCC &C);
-
- /// \brief Get a cached function pass result or return null.
- ResultConceptT *getCachedResultImpl(void *PassID,
- LazyCallGraph::SCC &C) const;
-
- /// \brief Invalidate a function pass result.
- void invalidateImpl(void *PassID, LazyCallGraph::SCC &C);
-
- /// \brief Invalidate the results for a function..
- PreservedAnalyses invalidateImpl(LazyCallGraph::SCC &C, PreservedAnalyses PA);
+/// \brief The CGSCC pass manager.
+///
+/// See the documentation for the PassManager template for details. It runs
+/// a sequency of SCC passes over each SCC that the manager is run over. This
+/// typedef serves as a convenient way to refer to this construct.
+typedef PassManager<LazyCallGraph::SCC> CGSCCPassManager;
- /// \brief List of function analysis pass IDs and associated concept pointers.
- ///
- /// Requires iterators to be valid across appending new entries and arbitrary
- /// erases. Provides both the pass ID and concept pointer such that it is
- /// half of a bijection and provides storage for the actual result concept.
- typedef std::list<
- std::pair<void *, std::unique_ptr<detail::AnalysisResultConcept<
- LazyCallGraph::SCC &>>>> CGSCCAnalysisResultListT;
-
- /// \brief Map type from function pointer to our custom list type.
- typedef DenseMap<LazyCallGraph::SCC *, CGSCCAnalysisResultListT>
- CGSCCAnalysisResultListMapT;
-
- /// \brief Map from function to a list of function analysis results.
- ///
- /// Provides linear time removal of all analysis results for a function and
- /// the ultimate storage for a particular cached analysis result.
- CGSCCAnalysisResultListMapT CGSCCAnalysisResultLists;
-
- /// \brief Map type from a pair of analysis ID and function pointer to an
- /// iterator into a particular result list.
- typedef DenseMap<std::pair<void *, LazyCallGraph::SCC *>,
- CGSCCAnalysisResultListT::iterator> CGSCCAnalysisResultMapT;
-
- /// \brief Map from an analysis ID and function to a particular cached
- /// analysis result.
- CGSCCAnalysisResultMapT CGSCCAnalysisResults;
-};
+/// \brief The CGSCC analysis manager.
+///
+/// See the documentation for the AnalysisManager template for detail
+/// documentation. This typedef serves as a convenient way to refer to this
+/// construct in the adaptors and proxies used to integrate this into the larger
+/// pass manager infrastructure.
+typedef AnalysisManager<LazyCallGraph::SCC> CGSCCAnalysisManager;
/// \brief A module analysis which acts as a proxy for a CGSCC analysis
/// manager.
: CGAM(&CGAM) {}
// We have to explicitly define all the special member functions because MSVC
// refuses to generate them.
- CGSCCAnalysisManagerModuleProxy(
- const CGSCCAnalysisManagerModuleProxy &Arg)
+ CGSCCAnalysisManagerModuleProxy(const CGSCCAnalysisManagerModuleProxy &Arg)
: CGAM(Arg.CGAM) {}
CGSCCAnalysisManagerModuleProxy(CGSCCAnalysisManagerModuleProxy &&Arg)
: CGAM(std::move(Arg.CGAM)) {}
: MAM(&MAM) {}
// We have to explicitly define all the special member functions because MSVC
// refuses to generate them.
- ModuleAnalysisManagerCGSCCProxy(
- const ModuleAnalysisManagerCGSCCProxy &Arg)
+ ModuleAnalysisManagerCGSCCProxy(const ModuleAnalysisManagerCGSCCProxy &Arg)
: MAM(Arg.MAM) {}
ModuleAnalysisManagerCGSCCProxy(ModuleAnalysisManagerCGSCCProxy &&Arg)
: MAM(std::move(Arg.MAM)) {}
template <typename CGSCCPassT>
ModuleToPostOrderCGSCCPassAdaptor<CGSCCPassT>
createModuleToPostOrderCGSCCPassAdaptor(CGSCCPassT Pass) {
- return std::move(
- ModuleToPostOrderCGSCCPassAdaptor<CGSCCPassT>(std::move(Pass)));
+ return ModuleToPostOrderCGSCCPassAdaptor<CGSCCPassT>(std::move(Pass));
}
/// \brief A CGSCC analysis which acts as a proxy for a function analysis
: Pass(Arg.Pass) {}
CGSCCToFunctionPassAdaptor(CGSCCToFunctionPassAdaptor &&Arg)
: Pass(std::move(Arg.Pass)) {}
- friend void swap(CGSCCToFunctionPassAdaptor &LHS, CGSCCToFunctionPassAdaptor &RHS) {
+ friend void swap(CGSCCToFunctionPassAdaptor &LHS,
+ CGSCCToFunctionPassAdaptor &RHS) {
using std::swap;
swap(LHS.Pass, RHS.Pass);
}
template <typename FunctionPassT>
CGSCCToFunctionPassAdaptor<FunctionPassT>
createCGSCCToFunctionPassAdaptor(FunctionPassT Pass) {
- return std::move(CGSCCToFunctionPassAdaptor<FunctionPassT>(std::move(Pass)));
+ return CGSCCToFunctionPassAdaptor<FunctionPassT>(std::move(Pass));
}
-
}
#endif
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