| 1 | //===- InstrProfilingRuntime.cpp - PGO runtime initialization -------------===// |
| 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 | extern "C" { |
| 10 | |
| 11 | #include "InstrProfiling.h" |
| 12 | |
| 13 | static int RegisterRuntime() { |
| 14 | __llvm_profile_initialize(); |
| 15 | #ifdef _AIX |
| 16 | extern COMPILER_RT_VISIBILITY void *__llvm_profile_keep[]; |
| 17 | (void)*(void *volatile *)__llvm_profile_keep; |
| 18 | #endif |
| 19 | return 0; |
| 20 | } |
| 21 | |
| 22 | /* int __llvm_profile_runtime */ |
| 23 | COMPILER_RT_VISIBILITY int INSTR_PROF_PROFILE_RUNTIME_VAR = RegisterRuntime(); |
| 24 | } |
| 25 | |