profile2linkerlist.pl

 1#!/usr/bin/env perl
 2# SPDX-License-Identifier: GPL-2.0
 3
 4#
 5# Takes a (sorted) output of readprofile and turns it into a list suitable for
 6# linker scripts
 7#
 8# usage:
 9#	 readprofile | sort -rn | perl profile2linkerlist.pl > functionlist
10#
11use strict;
12
13while (<>) {
14  my $line = $_;
15
16  $_ =~ /\W*[0-9]+\W*([a-zA-Z\_0-9]+)\W*[0-9]+/;
17
18  print "*(.text.$1)\n"
19      unless ($line =~ /unknown/) || ($line =~ /total/);
20}