//===- llvm/Codegen/LinkAllAsmWriterComponents.h ----------------*- 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 // //===----------------------------------------------------------------------===// // // This header file pulls in all assembler writer related passes for tools like // llc that need this functionality. // //===----------------------------------------------------------------------===// #ifndef LLVM_CODEGEN_LINKALLASMWRITERCOMPONENTS_H #define LLVM_CODEGEN_LINKALLASMWRITERCOMPONENTS_H #include "llvm/IR/BuiltinGCs.h" #include "llvm/Support/AlwaysTrue.h" namespace { struct ForceAsmWriterLinking { ForceAsmWriterLinking() { // We must reference the plug-ins in such a way that compilers will not // delete it all as dead code, even with whole program optimization, // yet is effectively a NO-OP. This is so that globals in the translation // units where these functions are defined are forced to be initialized, // populating various registries. if (llvm::getNonFoldableAlwaysTrue()) return; llvm::linkOcamlGCPrinter(); llvm::linkErlangGCPrinter(); } } ForceAsmWriterLinking; // Force link by creating a global definition. } #endif // LLVM_CODEGEN_LINKALLASMWRITERCOMPONENTS_H