forked from OSchip/llvm-project
65 lines
2.6 KiB
C
65 lines
2.6 KiB
C
/*===- InstrProfiling.h- Support library for PGO instrumentation ----------===*\
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|*
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|* The LLVM Compiler Infrastructure
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|*
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|* This file is distributed under the University of Illinois Open Source
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|* License. See LICENSE.TXT for details.
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|*
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\*===----------------------------------------------------------------------===*/
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#ifndef PROFILE_INSTRPROFILING_INTERNALH_
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#define PROFILE_INSTRPROFILING_INTERNALH_
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#include "InstrProfiling.h"
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#include "stddef.h"
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/*!
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* \brief Write instrumentation data to the given buffer, given explicit
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* pointers to the live data in memory. This function is probably not what you
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* want. Use __llvm_profile_get_size_for_buffer instead. Use this function if
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* your program has a custom memory layout.
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*/
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uint64_t __llvm_profile_get_size_for_buffer_internal(
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const __llvm_profile_data *DataBegin, const __llvm_profile_data *DataEnd,
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const uint64_t *CountersBegin, const uint64_t *CountersEnd,
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const char *NamesBegin, const char *NamesEnd);
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/*!
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* \brief Write instrumentation data to the given buffer, given explicit
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* pointers to the live data in memory. This function is probably not what you
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* want. Use __llvm_profile_write_buffer instead. Use this function if your
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* program has a custom memory layout.
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*
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* \pre \c Buffer is the start of a buffer at least as big as \a
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* __llvm_profile_get_size_for_buffer_internal().
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*/
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int __llvm_profile_write_buffer_internal(
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char *Buffer, const __llvm_profile_data *DataBegin,
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const __llvm_profile_data *DataEnd, const uint64_t *CountersBegin,
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const uint64_t *CountersEnd, const char *NamesBegin, const char *NamesEnd);
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/*!
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* This is an internal function not intended to be used externally.
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*/
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typedef struct ProfDataIOVec {
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const void *Data;
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size_t ElmSize;
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size_t NumElm;
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} ProfDataIOVec;
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typedef uint32_t (*WriterCallback)(ProfDataIOVec *, uint32_t NumIOVecs,
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void **WriterCtx);
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int llvmWriteProfData(WriterCallback Writer, void *WriterCtx,
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const uint8_t *ValueDataBegin,
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const uint64_t ValueDataSize);
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int llvmWriteProfDataImpl(WriterCallback Writer, void *WriterCtx,
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const __llvm_profile_data *DataBegin,
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const __llvm_profile_data *DataEnd,
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const uint64_t *CountersBegin,
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const uint64_t *CountersEnd,
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const uint8_t *ValueDataBegin,
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const uint64_t ValueDataSize, const char *NamesBegin,
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const char *NamesEnd);
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#endif
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