1 //===-- LinkInModulesPass.h - Module Linking pass ----------------- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 /// \file
9 ///
10 /// This file provides a pass to link in Modules from a provided
11 /// BackendConsumer.
12 ///
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_BITCODE_LINKINMODULESPASS_H
16 #define LLVM_BITCODE_LINKINMODULESPASS_H
17 
18 #include "BackendConsumer.h"
19 #include "llvm/IR/PassManager.h"
20 
21 namespace llvm {
22 class Module;
23 class ModulePass;
24 class Pass;
25 
26 /// Create and return a pass that links in Moduels from a provided
27 /// BackendConsumer to a given primary Module. Note that this pass is designed
28 /// for use with the legacy pass manager.
29 class LinkInModulesPass : public PassInfoMixin<LinkInModulesPass> {
30   clang::BackendConsumer *BC;
31   bool ShouldLinkFiles;
32 
33 public:
34   LinkInModulesPass(clang::BackendConsumer *BC, bool ShouldLinkFiles = true);
35 
36   PreservedAnalyses run(Module &M, AnalysisManager<Module> &);
37   static bool isRequired() { return true; }
38 };
39 
40 } // namespace llvm
41 
42 #endif
43