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+llvm-profdata - Profile data tool
+=================================
+
+SYNOPSIS
+--------
+
+:program:`llvm-profdata` *command* [*args...*]
+
+DESCRIPTION
+-----------
+
+The :program:`llvm-profdata` tool is a small utility for working with profile
+data files.
+
+COMMANDS
+--------
+
+* `merge <profdata_merge_>`_
+* `show <profdata_show_>`_
+
+.. program:: llvm-profdata merge
+
+.. _profdata_merge:
+
+MERGE
+-----
+
+SYNOPSIS
+^^^^^^^^
+
+:program:`llvm-profdata merge` [*options*] [*filenames...*]
+
+DESCRIPTION
+^^^^^^^^^^^
+
+:program:`llvm-profdata merge` takes several profile data files
+generated by PGO instrumentation and merges them together into a single
+indexed profile data file.
+
+OPTIONS
+^^^^^^^
+
+.. option:: -help
+
+ Print a summary of command line options.
+
+.. option:: -output=output, -o=output
+
+ Specify the output file name.  *Output* cannot be ``-`` as the resulting
+ indexed profile data can't be written to standard output.
+
+.. program:: llvm-profdata show
+
+.. _profdata_show:
+
+SHOW
+----
+
+SYNOPSIS
+^^^^^^^^
+
+:program:`llvm-profdata show` [*options*] [*filename*]
+
+DESCRIPTION
+^^^^^^^^^^^
+
+:program:`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
+^^^^^^^
+
+.. option:: -all-functions
+
+ Print details for every function.
+
+.. option:: -counts
+
+ Print the counter values for the displayed functions.
+
+.. option:: -function=string
+
+ Print details for a function if the function's name contains the given string.
+
+.. option:: -help
+
+ Print a summary of command line options.
+
+.. option:: -output=output, -o=output
+
+ Specify the output file name.  If *output* is ``-`` or it isn't specified,
+ then the output is sent to standard output.
+
+EXIT STATUS
+-----------
+
+:program:`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.