56 lines
1.8 KiB
Perl
Executable File
56 lines
1.8 KiB
Perl
Executable File
#! /usr/bin/perl
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# This script converts a "bb.out" file into a format
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# suitable for processing by gprof
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#
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# Copyright (C) 2001-2017 Free Software Foundation, Inc.
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#
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# This file is part of GNU Binutils.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
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# 02110-1301, USA.
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# Write a new-style gmon header
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print pack("A4Ix12", "gmon", 1);
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# The input file format contains header lines and data lines.
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# Header lines contain a count of how many data lines follow before
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# the next header line. $blockcount is set to the count that
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# appears in each header line, then decremented at each data line.
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# $blockcount should always be zero at the start of a header line,
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# and should never be zero at the start of a data line.
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$blockcount=0;
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while (<>) {
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if (/^File .*, ([0-9]+) basic blocks/) {
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print STDERR "Miscount: line $.\n" if ($blockcount != 0);
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$blockcount = $1;
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print pack("cI", 2, $blockcount);
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}
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if (/Block.*executed([ 0-9]+) time.* address= 0x([0-9a-fA-F]*)/) {
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print STDERR "Miscount: line $.\n" if ($blockcount == 0);
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$blockcount-- if ($blockcount > 0);
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$count = $1;
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$addr = hex $2;
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print pack("II",$addr,$count);
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}
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}
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