Viewing file:  bbconv.pl (1.78 KB) -rw-r--r--
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#! /usr/bin/perl
# This script converts a "bb.out" file into a format
# suitable for processing by gprof
#
# Copyright 2001, 2007 Free Software Foundation, Inc.
#
# This file is part of GNU Binutils.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
# 02110-1301, USA.
# Write a new-style gmon header
print pack("A4Ix12", "gmon", 1);
# The input file format contains header lines and data lines.
# Header lines contain a count of how many data lines follow before
# the next header line. $blockcount is set to the count that
# appears in each header line, then decremented at each data line.
# $blockcount should always be zero at the start of a header line,
# and should never be zero at the start of a data line.
$blockcount=0;
while (<>) {
if (/^File .*, ([0-9]+) basic blocks/) {
print STDERR "Miscount: line $.\n" if ($blockcount != 0);
$blockcount = $1;
print pack("cI", 2, $blockcount);
}
if (/Block.*executed([ 0-9]+) time.* address= 0x([0-9a-fA-F]*)/) {
print STDERR "Miscount: line $.\n" if ($blockcount == 0);
$blockcount-- if ($blockcount > 0);
$count = $1;
$addr = hex $2;
print pack("II",$addr,$count);
}
}
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