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04317cc618
Modified patch by Adam Preuss. This builds on the existing framework for block tracing, edge profiling and optimal edge profiling. See -help-hidden for new flags. For documentation, see the technical report "Implementation of Path Profiling..." in llvm.org/pubs. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124515 91177308-0d34-0410-b5e6-96231b3b80d8
37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
/*===-- Profiling.h - Profiling support library support routines ----------===*\
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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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|*
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|* This file defines functions shared by the various different profiling
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|* implementations.
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|*
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\*===----------------------------------------------------------------------===*/
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#ifndef PROFILING_H
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#define PROFILING_H
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#include "llvm/Analysis/ProfileInfoTypes.h" /* for enum ProfilingType */
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/* save_arguments - Save argc and argv as passed into the program for the file
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* we output.
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*/
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int save_arguments(int argc, const char **argv);
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/*
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* Retrieves the file descriptor for the profile file.
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*/
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int getOutFile();
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/* write_profiling_data - Write out a typed packet of profiling data to the
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* current output file.
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*/
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void write_profiling_data(enum ProfilingType PT, unsigned *Start,
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unsigned NumElements);
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#endif
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