jkorous updated this revision to Diff 187848. jkorous marked 5 inline comments as done. jkorous added a comment.
- license - remove auto CHANGES SINCE LAST ACTION https://reviews.llvm.org/D58478/new/ https://reviews.llvm.org/D58478 Files: clang/include/clang/Index/DeclOccurrence.h clang/lib/Index/CMakeLists.txt clang/lib/Index/FileIndexRecord.cpp clang/lib/Index/FileIndexRecord.h
Index: clang/lib/Index/FileIndexRecord.h =================================================================== --- /dev/null +++ clang/lib/Index/FileIndexRecord.h @@ -0,0 +1,57 @@ +//===--- FileIndexRecord.h - Index data per file ----------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_CLANG_LIB_INDEX_FILEINDEXRECORD_H +#define LLVM_CLANG_LIB_INDEX_FILEINDEXRECORD_H + +#include "clang/Basic/SourceLocation.h" +#include "clang/Index/DeclOccurrence.h" +#include "clang/Index/IndexSymbol.h" +#include "llvm/ADT/ArrayRef.h" +#include "llvm/ADT/SmallVector.h" +#include <vector> + +namespace clang { +class IdentifierInfo; + +namespace index { + +/// Stores the declaration occurrences seen in a particular source or header +/// file of a translation unit +class FileIndexRecord { +private: + FileID FID; + bool IsSystem; + std::vector<DeclOccurrence> Decls; + +public: + FileIndexRecord(FileID FID, bool IsSystem) : FID(FID), IsSystem(IsSystem) {} + + ArrayRef<DeclOccurrence> getDeclOccurrencesSortedByOffset() const { + return Decls; + } + + FileID getFileID() const { return FID; } + bool isSystem() const { return IsSystem; } + + /// Adds an occurrence of the canonical declaration \c D at the supplied + /// \c Offset + /// + /// \param Roles the roles the occurrence fulfills in this position. + /// \param Offset the offset in the file of this occurrence. + /// \param D the canonical declaration this is an occurrence of. + /// \param Relations the set of symbols related to this occurrence. + void addDeclOccurence(SymbolRoleSet Roles, unsigned Offset, const Decl *D, + ArrayRef<SymbolRelation> Relations); + void print(llvm::raw_ostream &OS) const; +}; + +} // end namespace index +} // end namespace clang + +#endif // LLVM_CLANG_LIB_INDEX_FILEINDEXRECORD_H Index: clang/lib/Index/FileIndexRecord.cpp =================================================================== --- /dev/null +++ clang/lib/Index/FileIndexRecord.cpp @@ -0,0 +1,59 @@ +//===--- FileIndexRecord.cpp - Index data per file ------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "FileIndexRecord.h" +#include "clang/AST/ASTContext.h" +#include "clang/AST/DeclTemplate.h" +#include "llvm/ADT/SmallString.h" +#include "llvm/Support/Path.h" + +using namespace clang; +using namespace clang::index; + +void FileIndexRecord::addDeclOccurence(SymbolRoleSet Roles, unsigned Offset, + const Decl *D, + ArrayRef<SymbolRelation> Relations) { + assert(D->isCanonicalDecl() && + "Occurrences should be associated with their canonical decl"); + + auto IsNextOccurence = [&]() -> bool { + if (Decls.empty()) + return true; + auto &Last = Decls.back(); + return Last.Offset < Offset; + }; + + if (IsNextOccurence()) { + Decls.emplace_back(Roles, Offset, D, Relations); + return; + } + + DeclOccurrence NewInfo(Roles, Offset, D, Relations); + auto It = std::upper_bound(Decls.begin(), Decls.end(), NewInfo); + Decls.insert(It, std::move(NewInfo)); +} + +void FileIndexRecord::print(llvm::raw_ostream &OS) const { + OS << "DECLS BEGIN ---\n"; + for (auto &DclInfo : Decls) { + const Decl *D = DclInfo.Dcl; + SourceManager &SM = D->getASTContext().getSourceManager(); + SourceLocation Loc = SM.getFileLoc(D->getLocation()); + PresumedLoc PLoc = SM.getPresumedLoc(Loc); + OS << llvm::sys::path::filename(PLoc.getFilename()) << ':' << PLoc.getLine() + << ':' << PLoc.getColumn(); + + if (auto ND = dyn_cast<NamedDecl>(D)) { + OS << ' ' << ND->getNameAsString(); + } + + OS << '\n'; + } + OS << "DECLS END ---\n"; +} Index: clang/lib/Index/CMakeLists.txt =================================================================== --- clang/lib/Index/CMakeLists.txt +++ clang/lib/Index/CMakeLists.txt @@ -6,6 +6,7 @@ add_clang_library(clangIndex CodegenNameGenerator.cpp CommentToXML.cpp + FileIndexRecord.cpp IndexBody.cpp IndexDecl.cpp IndexingAction.cpp Index: clang/include/clang/Index/DeclOccurrence.h =================================================================== --- /dev/null +++ clang/include/clang/Index/DeclOccurrence.h @@ -0,0 +1,41 @@ +//===--- DeclOccurrence.h - An occurrence of a decl within a file - C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_CLANG_INDEX_DECLOCCURRENCE_H +#define LLVM_CLANG_INDEX_DECLOCCURRENCE_H + +#include "clang/Basic/LLVM.h" +#include "clang/Index/IndexSymbol.h" +#include "llvm/ADT/ArrayRef.h" +#include "llvm/ADT/SmallVector.h" + +namespace clang { +class Decl; + +namespace index { + +struct DeclOccurrence { + SymbolRoleSet Roles; + unsigned Offset; + const Decl *Dcl; + SmallVector<SymbolRelation, 3> Relations; + + DeclOccurrence(SymbolRoleSet R, unsigned Offset, const Decl *D, + ArrayRef<SymbolRelation> Relations) + : Roles(R), Offset(Offset), Dcl(D), + Relations(Relations.begin(), Relations.end()) {} + + friend bool operator<(const DeclOccurrence &LHS, const DeclOccurrence &RHS) { + return LHS.Offset < RHS.Offset; + } +}; + +} // namespace index +} // namespace clang + +#endif // LLVM_CLANG_INDEX_DECLOCCURRENCE_H
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