| //===-- LoopConvert/LoopConvert.cpp - C++11 for-loop migration --*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| /// |
| /// \file |
| /// \brief This file provides the implementation of the LoopConvertTransform |
| /// class. |
| /// |
| //===----------------------------------------------------------------------===// |
| |
| #include "LoopConvert.h" |
| #include "LoopActions.h" |
| #include "LoopMatchers.h" |
| #include "clang/Frontend/FrontendActions.h" |
| #include "clang/Rewrite/Core/Rewriter.h" |
| #include "clang/Tooling/Refactoring.h" |
| #include "clang/Tooling/Tooling.h" |
| |
| using clang::ast_matchers::MatchFinder; |
| using namespace clang::tooling; |
| using namespace clang; |
| |
| int LoopConvertTransform::apply(const FileContentsByPath &InputStates, |
| RiskLevel MaxRisk, |
| const CompilationDatabase &Database, |
| const std::vector<std::string> &SourcePaths, |
| FileContentsByPath &ResultStates) { |
| RefactoringTool LoopTool(Database, SourcePaths); |
| |
| for (FileContentsByPath::const_iterator I = InputStates.begin(), |
| E = InputStates.end(); |
| I != E; ++I) { |
| LoopTool.mapVirtualFile(I->first, I->second); |
| } |
| |
| StmtAncestorASTVisitor ParentFinder; |
| StmtGeneratedVarNameMap GeneratedDecls; |
| ReplacedVarsMap ReplacedVars; |
| unsigned AcceptedChanges = 0; |
| unsigned DeferredChanges = 0; |
| unsigned RejectedChanges = 0; |
| |
| MatchFinder Finder; |
| LoopFixer ArrayLoopFixer(&ParentFinder, &LoopTool.getReplacements(), |
| &GeneratedDecls, &ReplacedVars, &AcceptedChanges, |
| &DeferredChanges, &RejectedChanges, |
| MaxRisk, LFK_Array); |
| Finder.addMatcher(makeArrayLoopMatcher(), &ArrayLoopFixer); |
| LoopFixer IteratorLoopFixer(&ParentFinder, &LoopTool.getReplacements(), |
| &GeneratedDecls, &ReplacedVars, |
| &AcceptedChanges, &DeferredChanges, |
| &RejectedChanges, |
| MaxRisk, LFK_Iterator); |
| Finder.addMatcher(makeIteratorLoopMatcher(), &IteratorLoopFixer); |
| LoopFixer PseudoarrrayLoopFixer(&ParentFinder, &LoopTool.getReplacements(), |
| &GeneratedDecls, &ReplacedVars, |
| &AcceptedChanges, &DeferredChanges, |
| &RejectedChanges, |
| MaxRisk, LFK_PseudoArray); |
| Finder.addMatcher(makePseudoArrayLoopMatcher(), &PseudoarrrayLoopFixer); |
| |
| if (int result = LoopTool.run(newFrontendActionFactory(&Finder))) { |
| llvm::errs() << "Error encountered during translation.\n"; |
| return result; |
| } |
| |
| RewriterContainer Rewrite(LoopTool.getFiles(), InputStates); |
| |
| // FIXME: Do something if some replacements didn't get applied? |
| LoopTool.applyAllReplacements(Rewrite.getRewriter()); |
| |
| collectResults(Rewrite.getRewriter(), InputStates, ResultStates); |
| |
| setAcceptedChanges(AcceptedChanges); |
| setRejectedChanges(RejectedChanges); |
| setDeferredChanges(DeferredChanges); |
| |
| return 0; |
| } |