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/*===- InstrProfiling.h- Support library for PGO instrumentation ----------===*\
|*
|* The LLVM Compiler Infrastructure
|*
|* This file is distributed under the University of Illinois Open Source
|* License. See LICENSE.TXT for details.
|*
\*===----------------------------------------------------------------------===*/
#ifndef PROFILE_INSTRPROFILING_INTERNALH_
#define PROFILE_INSTRPROFILING_INTERNALH_
#include "InstrProfiling.h"
#include "stddef.h"
/*!
* \brief Write instrumentation data to the given buffer, given explicit
* pointers to the live data in memory. This function is probably not what you
* want. Use __llvm_profile_get_size_for_buffer instead. Use this function if
* your program has a custom memory layout.
*/
uint64_t __llvm_profile_get_size_for_buffer_internal(
const __llvm_profile_data *DataBegin, const __llvm_profile_data *DataEnd,
const uint64_t *CountersBegin, const uint64_t *CountersEnd,
const char *NamesBegin, const char *NamesEnd);
/*!
* \brief Write instrumentation data to the given buffer, given explicit
* pointers to the live data in memory. This function is probably not what you
* want. Use __llvm_profile_write_buffer instead. Use this function if your
* program has a custom memory layout.
*
* \pre \c Buffer is the start of a buffer at least as big as \a
* __llvm_profile_get_size_for_buffer_internal().
*/
int __llvm_profile_write_buffer_internal(
char *Buffer, const __llvm_profile_data *DataBegin,
const __llvm_profile_data *DataEnd, const uint64_t *CountersBegin,
const uint64_t *CountersEnd, const char *NamesBegin, const char *NamesEnd);
/*!
* This is an internal function not intended to be used externally.
*/
typedef struct ProfDataIOVec {
const void *Data;
size_t ElmSize;
size_t NumElm;
} ProfDataIOVec;
typedef uint32_t (*WriterCallback)(ProfDataIOVec *, uint32_t NumIOVecs,
void **WriterCtx);
uint32_t llvmBufferWriter(ProfDataIOVec *IOVecs, uint32_t NumIOVecs,
void **WriterCtx);
int llvmWriteProfData(WriterCallback Writer, void *WriterCtx,
struct ValueProfData **ValueDataArray,
const uint64_t ValueDataSize);
int llvmWriteProfDataImpl(WriterCallback Writer, void *WriterCtx,
const __llvm_profile_data *DataBegin,
const __llvm_profile_data *DataEnd,
const uint64_t *CountersBegin,
const uint64_t *CountersEnd,
struct ValueProfData **ValueDataBeginArray,
const uint64_t ValueDataSize, const char *NamesBegin,
const char *NamesEnd);
extern char *(*GetEnvHook)(const char *);
extern void (*FreeHook)(void *);
extern void* (*CallocHook)(size_t, size_t);
extern uint32_t VPBufferSize;
#endif
|
