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02c41656be
Add a new swift-frontend driver option that extract APIs in the swift module and print in JSON format. This is to allow tooling to understand and process swift APIs without the need to be a swift compiler or understand swift module/AST.
96 lines
3.2 KiB
C++
96 lines
3.2 KiB
C++
//===--- TBDGenRequests.cpp - Requests for TBD Generation ----------------===//
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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) 2020 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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#include "swift/AST/TBDGenRequests.h"
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#include "swift/AST/ASTContext.h"
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#include "swift/AST/Evaluator.h"
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#include "swift/AST/FileUnit.h"
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#include "swift/AST/Module.h"
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#include "swift/ClangImporter/ClangImporter.h"
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#include "swift/Subsystems.h"
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#include "swift/TBDGen/TBDGen.h"
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#include "clang/Basic/TargetInfo.h"
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#include "llvm/TextAPI/MachO/InterfaceFile.h"
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#include "APIGen.h"
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using namespace swift;
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namespace swift {
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// Implement the TBDGen type zone (zone 14).
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#define SWIFT_TYPEID_ZONE TBDGen
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#define SWIFT_TYPEID_HEADER "swift/AST/TBDGenTypeIDZone.def"
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#include "swift/Basic/ImplementTypeIDZone.h"
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#undef SWIFT_TYPEID_ZONE
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#undef SWIFT_TYPEID_HEADER
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} // end namespace swift
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//----------------------------------------------------------------------------//
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// GenerateTBDRequest computation.
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//----------------------------------------------------------------------------//
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FileUnit *TBDGenDescriptor::getSingleFile() const {
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return Input.dyn_cast<FileUnit *>();
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}
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ModuleDecl *TBDGenDescriptor::getParentModule() const {
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if (auto *module = Input.dyn_cast<ModuleDecl *>())
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return module;
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return Input.get<FileUnit *>()->getParentModule();
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}
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const llvm::DataLayout &TBDGenDescriptor::getDataLayout() const {
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auto &ctx = getParentModule()->getASTContext();
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auto *clang = static_cast<ClangImporter *>(ctx.getClangModuleLoader());
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return clang->getTargetInfo().getDataLayout();
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}
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const llvm::Triple &TBDGenDescriptor::getTarget() const {
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return getParentModule()->getASTContext().LangOpts.Target;
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}
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bool TBDGenDescriptor::operator==(const TBDGenDescriptor &other) const {
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return Input == other.Input && Opts == other.Opts;
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}
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llvm::hash_code swift::hash_value(const TBDGenDescriptor &desc) {
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return llvm::hash_combine(desc.getFileOrModule(), desc.getOptions());
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}
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void swift::simple_display(llvm::raw_ostream &out,
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const TBDGenDescriptor &desc) {
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out << "Generate TBD for ";
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if (auto *module = desc.getFileOrModule().dyn_cast<ModuleDecl *>()) {
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out << "module ";
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simple_display(out, module);
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} else {
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out << "file ";
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simple_display(out, desc.getFileOrModule().get<FileUnit *>());
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}
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}
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SourceLoc swift::extractNearestSourceLoc(const TBDGenDescriptor &desc) {
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return extractNearestSourceLoc(desc.getFileOrModule());
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}
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// Define request evaluation functions for each of the TBDGen requests.
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static AbstractRequestFunction *tbdGenRequestFunctions[] = {
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#define SWIFT_REQUEST(Zone, Name, Sig, Caching, LocOptions) \
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reinterpret_cast<AbstractRequestFunction *>(&Name::evaluateRequest),
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#include "swift/AST/TBDGenTypeIDZone.def"
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#undef SWIFT_REQUEST
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};
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void swift::registerTBDGenRequestFunctions(Evaluator &evaluator) {
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evaluator.registerRequestFunctions(Zone::TBDGen, tbdGenRequestFunctions);
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}
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