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Man Pages


Manual Reference Pages  -  LLVM-PROFDATA37 (1)

NAME

llvm-profdata - Profile data tool \$1 \n[an-margin] level \n[rst2man-indent-level] level margin: \n[rst2man-indent\n[rst2man-indent-level]] - \n[rst2man-indent0] \n[rst2man-indent1] \n[rst2man-indent2]

CONTENTS

Synopsis
Description
Commands
Merge
     Synopsis
     Description
     Options
Show
     Synopsis
     Description
     Options
Exit Status
Author
Copyright

SYNOPSIS

llvm-profdata command [args...]

DESCRIPTION

The llvm-profdata tool is a small utility for working with profile data files.

COMMANDS

o  merge
o  show

MERGE

    SYNOPSIS

llvm-profdata merge [options] [filenames...]

    DESCRIPTION

llvm-profdata merge takes several profile data files generated by PGO instrumentation and merges them together into a single indexed profile data file.

    OPTIONS

-help Print a summary of command line options.
-output=output, -o=output
  Specify the output file name. Output cannot be - as the resulting indexed profile data can\(aqt be written to standard output.
-instr (default)
  Specify that the input profile is an instrumentation-based profile.
-sample Specify that the input profile is a sample-based profile. When using sample-based profiles, the format of the generated file can be generated in one of three ways:
-binary (default)
 

Emit the profile using a binary encoding.
-text

Emit the profile in text mode.
-gcc

Emit the profile using GCC\(aqs gcov format (Not yet supported).

SHOW

    SYNOPSIS

llvm-profdata show [options] [filename]

    DESCRIPTION

llvm-profdata show takes a profile data file and displays the information about the profile counters for this file and for any of the specified function(s).

If filename is omitted or is -, then llvm-profdata show reads its input from standard input.

    OPTIONS

-all-functions
  Print details for every function.
-counts Print the counter values for the displayed functions.
-function=string
  Print details for a function if the function\(aqs name contains the given string.
-help Print a summary of command line options.
-output=output, -o=output
  Specify the output file name. If output is - or it isn\(aqt specified, then the output is sent to standard output.
-instr (default)
  Specify that the input profile is an instrumentation-based profile.
-sample Specify that the input profile is a sample-based profile.

EXIT STATUS

llvm-profdata returns 1 if the command is omitted or is invalid, if it cannot read input files, or if there is a mismatch between their data.

AUTHOR

Maintained by The LLVM Team (http://llvm.org/).

COPYRIGHT

2003-2016, LLVM Project
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3.7 LLVM-PROFDATA (1) 2016-04-03

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