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LLVM-PROFGEN(1)			     LLVM		       LLVM-PROFGEN(1)

NAME
       llvm-profgen - LLVM SPGO	profile	generation tool

SYNOPSIS
       llvm-profgen [commands] [options]

DESCRIPTION
       The  llvm-profgen utility generates a profile data file from given perf
       script data files for sample-based profile guided optimization(SPGO).

COMMANDS
       At least	one of the following commands are required:

       --perfscript=<string[,string,...]>
	      Path of perf-script trace	created	by Linux perf tool with	script
	      command(the raw perf.data	should be profiled with	-b).

       --binary=<string[,string,...]>
	      Path of the input	profiled binary	files.

       --output=<string>
	      Path of the output profile file.

OPTIONS
       llvm-profgen supports the following options:

       --format=[text|binary|extbinary|compbinary|gcc]
	      Specify  the format of the generated profile. Supported <format>
	      are text,	binary,	extbinary, compbinary, gcc, see	 llvm-profdata
	      for more descriptions of the format.

       --show-mmap-events
	      Print mmap events.

       --show-disassembly
	      Print disassembled code.

       --x86-asm-syntax=[att|intel]
	      Specify  whether	to print assembly code in AT&T syntax (the de-
	      fault) or	Intel syntax.

AUTHOR
       Maintained by the LLVM Team (https://llvm.org/).

COPYRIGHT
       2003-2021, LLVM Project

12				  2021-08-26		       LLVM-PROFGEN(1)

NAME | SYNOPSIS | DESCRIPTION | COMMANDS | OPTIONS | AUTHOR | COPYRIGHT

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