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84 lines
3.1 KiB
C++
84 lines
3.1 KiB
C++
//===--- ReferencedNameTracker.h - Records looked-up names ------*- C++ -*-===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_REFERENCEDNAMETRACKER_H
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#define SWIFT_REFERENCEDNAMETRACKER_H
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#include "swift/AST/Identifier.h"
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#include "swift/Basic/ReferenceDependencyKeys.h"
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#include "llvm/ADT/DenseMap.h"
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#include <unordered_set>
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namespace swift {
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class NominalTypeDecl;
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class DependencyTracker;
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class ReferencedNameTracker {
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public:
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using EnumerateUsedDecl = function_ref<void(
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fine_grained_dependencies::NodeKind kind, StringRef context,
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StringRef name, bool isCascadingUse)>;
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private:
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#define TRACKED_SET(KIND, NAME) \
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private: \
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llvm::DenseMap<KIND, bool> NAME##s; \
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\
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public: \
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void add##NAME(KIND new##NAME, bool isCascadingUse) { \
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NAME##s[new##NAME] |= isCascadingUse; \
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} \
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/* make private once ReferenceDependencies.cpp is gone */ \
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const decltype(NAME##s) &get##NAME##s() const { return NAME##s; }
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TRACKED_SET(DeclBaseName, TopLevelName)
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TRACKED_SET(DeclBaseName, DynamicLookupName)
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using MemberPair = std::pair<const NominalTypeDecl *, DeclBaseName>;
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TRACKED_SET(MemberPair, UsedMember)
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#undef TRACKED_SET
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public:
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// Pushing the DependencyTracker through unifies external dependency
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// enumeration.
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void enumerateAllUses(bool includeIntrafileDeps,
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const DependencyTracker &depTracker,
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EnumerateUsedDecl enumerateUsedDecl) const;
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private:
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template <fine_grained_dependencies::NodeKind kind>
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void enumerateSimpleUses(llvm::DenseMap<DeclBaseName, bool> cascadesByName,
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EnumerateUsedDecl enumerateUsedDecl) const;
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void enumerateExternalUses(const DependencyTracker &,
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EnumerateUsedDecl enumerateUsedDecl) const;
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void enumerateCompoundUses(bool includeIntrafileDeps,
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EnumerateUsedDecl enumerateUsedDecl) const;
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std::unordered_set<std::string>
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computeHoldersOfCascadingMembers(bool includeIntrafileDeps) const;
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void enumerateNominalUses(
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bool includeIntrafileDeps,
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const std::unordered_set<std::string> &&holdersOfCascadingMembers,
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EnumerateUsedDecl enumerateUsedDecl) const;
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void enumerateMemberUses(EnumerateUsedDecl enumerateUsedDecl) const;
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};
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} // end namespace swift
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#endif // LLVM_SWIFT_REFERENCEDNAMETRACKER_H
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