1//==------ UpdateCompilerUsed.h - LLVM Link Time Optimizer Utility --------===// 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// 9// This file declares a helper class to update llvm.compiler_used metadata. 10// 11//===----------------------------------------------------------------------===// 12 13#ifndef LLVM_LTO_LEGACY_UPDATECOMPILERUSED_H 14#define LLVM_LTO_LEGACY_UPDATECOMPILERUSED_H 15 16#include "llvm/ADT/StringSet.h" 17#include "llvm/IR/GlobalValue.h" 18 19namespace llvm { 20class Module; 21class TargetMachine; 22 23/// Find all globals in \p TheModule that are referenced in 24/// \p AsmUndefinedRefs, as well as the user-supplied functions definitions that 25/// are also libcalls, and create or update the magic "llvm.compiler_used" 26/// global in \p TheModule. 27void updateCompilerUsed(Module &TheModule, const TargetMachine &TM, 28 const StringSet<> &AsmUndefinedRefs); 29} 30 31#endif // LLVM_LTO_LEGACY_UPDATECOMPILERUSED_H 32