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 19 namespace llvm { 20 class Module; 21 class 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. 27 void updateCompilerUsed(Module &TheModule, const TargetMachine &TM, 28 const StringSet<> &AsmUndefinedRefs); 29 } 30 31 #endif // LLVM_LTO_LEGACY_UPDATECOMPILERUSED_H 32