Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 1 | /*===- InstrProfiling.h- Support library for PGO instrumentation ----------===*\ |
| 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 | #ifndef PROFILE_INSTRPROFILING_INTERNALH_ |
| 11 | #define PROFILE_INSTRPROFILING_INTERNALH_ |
| 12 | |
| 13 | #include "InstrProfiling.h" |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame^] | 14 | #include "stddef.h" |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 15 | |
| 16 | /*! |
| 17 | * \brief Write instrumentation data to the given buffer, given explicit |
| 18 | * pointers to the live data in memory. This function is probably not what you |
| 19 | * want. Use __llvm_profile_get_size_for_buffer instead. Use this function if |
| 20 | * your program has a custom memory layout. |
| 21 | */ |
| 22 | uint64_t __llvm_profile_get_size_for_buffer_internal( |
| 23 | const __llvm_profile_data *DataBegin, const __llvm_profile_data *DataEnd, |
| 24 | const uint64_t *CountersBegin, const uint64_t *CountersEnd, |
| 25 | const char *NamesBegin, const char *NamesEnd); |
| 26 | |
| 27 | /*! |
| 28 | * \brief Write instrumentation data to the given buffer, given explicit |
| 29 | * pointers to the live data in memory. This function is probably not what you |
| 30 | * want. Use __llvm_profile_write_buffer instead. Use this function if your |
| 31 | * program has a custom memory layout. |
| 32 | * |
| 33 | * \pre \c Buffer is the start of a buffer at least as big as \a |
| 34 | * __llvm_profile_get_size_for_buffer_internal(). |
| 35 | */ |
| 36 | int __llvm_profile_write_buffer_internal( |
| 37 | char *Buffer, const __llvm_profile_data *DataBegin, |
| 38 | const __llvm_profile_data *DataEnd, const uint64_t *CountersBegin, |
| 39 | const uint64_t *CountersEnd, const char *NamesBegin, const char *NamesEnd); |
| 40 | |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame^] | 41 | /*! |
| 42 | * This is an internal function not intended to be used externally. |
| 43 | */ |
| 44 | typedef struct ProfDataIOVec { |
| 45 | const void *Data; |
| 46 | size_t ElmSize; |
| 47 | size_t NumElm; |
| 48 | } ProfDataIOVec; |
| 49 | |
| 50 | typedef uint32_t (*WriterCallback)(ProfDataIOVec *, uint32_t NumIOVecs, |
| 51 | void **WriterCtx); |
| 52 | int llvmWriteProfData(WriterCallback Writer, void *WriterCtx, |
| 53 | const uint8_t *ValueDataBegin, |
| 54 | const uint64_t ValueDataSize); |
| 55 | int llvmWriteProfDataImpl(WriterCallback Writer, void *WriterCtx, |
| 56 | const __llvm_profile_data *DataBegin, |
| 57 | const __llvm_profile_data *DataEnd, |
| 58 | const uint64_t *CountersBegin, |
| 59 | const uint64_t *CountersEnd, |
| 60 | const uint8_t *ValueDataBegin, |
| 61 | const uint64_t ValueDataSize, const char *NamesBegin, |
| 62 | const char *NamesEnd); |
| 63 | |
| 64 | extern char *(*GetEnvHook)(const char *); |
| 65 | |
Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 66 | #endif |