//===- lld/Core/PassManager.h - Manage linker passes ----------------------===// // // 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 LLD_CORE_PASS_MANAGER_H #define LLD_CORE_PASS_MANAGER_H #include "lld/Common/LLVM.h" #include "lld/Core/Pass.h" #include "llvm/Support/Error.h" #include <memory> #include <vector> namespace lld { class SimpleFile; class Pass; /// Owns and runs a collection of passes. /// /// This class is currently just a container for passes and a way to run them. /// /// In the future this should handle timing pass runs, running parallel passes, /// and validate/satisfy pass dependencies. class PassManager { public: void add(std::unique_ptr<Pass> pass) { _passes.push_back(std::move(pass)); } llvm::Error runOnFile(SimpleFile &file) { for (std::unique_ptr<Pass> &pass : _passes) if (llvm::Error EC = pass->perform(file)) return EC; return llvm::Error::success(); } private: /// Passes in the order they should run. std::vector<std::unique_ptr<Pass>> _passes; }; } // end namespace lld #endif |