1 //===- InstrProfilingRuntime.cpp - PGO runtime initialization -------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 extern "C" { 11 12 #include "InstrProfiling.h" 13 14 COMPILER_RT_VISIBILITY int __llvm_profile_runtime; 15 } 16 17 namespace { 18 19 class RegisterRuntime { 20 public: 21 RegisterRuntime() { 22 __llvm_profile_register_write_file_atexit(); 23 __llvm_profile_initialize_file(); 24 } 25 }; 26 27 RegisterRuntime Registration; 28 29 } 30
