| 1 | //===- InstrProfilingRuntime.cpp - PGO runtime initialization -------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | extern "C" { |
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| 10 | |
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| 11 | #include "InstrProfiling.h" |
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| 12 | |
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| 13 | static int RegisterRuntime() { |
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| 14 | __llvm_profile_initialize(); |
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| 15 | #ifdef _AIX |
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| 16 | extern COMPILER_RT_VISIBILITY void *__llvm_profile_keep[]; |
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| 17 | (void)*(void *volatile *)__llvm_profile_keep; |
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| 18 | #endif |
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| 19 | return 0; |
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| 20 | } |
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| 21 | |
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| 22 | /* int __llvm_profile_runtime */ |
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| 23 | COMPILER_RT_VISIBILITY int INSTR_PROF_PROFILE_RUNTIME_VAR = RegisterRuntime(); |
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| 24 | } |
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| 25 | |
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