168d75effSDimitry Andric //===- InstrProfilingRuntime.cpp - PGO runtime initialization -------------===// 268d75effSDimitry Andric // 368d75effSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 468d75effSDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 568d75effSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 668d75effSDimitry Andric // 768d75effSDimitry Andric //===----------------------------------------------------------------------===// 868d75effSDimitry Andric 968d75effSDimitry Andric extern "C" { 1068d75effSDimitry Andric 1168d75effSDimitry Andric #include "InstrProfiling.h" 1268d75effSDimitry Andric RegisterRuntime()13*bdd1243dSDimitry Andricstatic int RegisterRuntime() { 145ffd83dbSDimitry Andric __llvm_profile_initialize(); 15*bdd1243dSDimitry Andric #ifdef _AIX 16*bdd1243dSDimitry Andric extern COMPILER_RT_VISIBILITY void *__llvm_profile_keep[]; 17*bdd1243dSDimitry Andric (void)*(void *volatile *)__llvm_profile_keep; 18*bdd1243dSDimitry Andric #endif 19*bdd1243dSDimitry Andric return 0; 2068d75effSDimitry Andric } 2168d75effSDimitry Andric 22*bdd1243dSDimitry Andric /* int __llvm_profile_runtime */ 23*bdd1243dSDimitry Andric COMPILER_RT_VISIBILITY int INSTR_PROF_PROFILE_RUNTIME_VAR = RegisterRuntime(); 2468d75effSDimitry Andric } 25