diff options
author | 2017-04-25 03:31:15 -0700 | |
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committer | 2017-05-22 06:48:08 +0000 | |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/roms/ipxe/src/util/fnrec.pl | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/util/fnrec.pl')
-rwxr-xr-x | qemu/roms/ipxe/src/util/fnrec.pl | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/qemu/roms/ipxe/src/util/fnrec.pl b/qemu/roms/ipxe/src/util/fnrec.pl deleted file mode 100755 index cc7312b61..000000000 --- a/qemu/roms/ipxe/src/util/fnrec.pl +++ /dev/null @@ -1,146 +0,0 @@ -#!/usr/bin/perl -w -# -# Copyright (C) 2010 Michael Brown <mbrown@fensystems.co.uk>. -# -# 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 2 of the -# License, or 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. - -=head1 NAME - -fnrec.pl - -=head1 SYNOPSIS - -fnrec.pl [options] bin/image.xxx < logfile - -Decode a function trace produced by building with FNREC=1 - -Options: - - -m,--max-depth=N Set maximum displayed function depth - -=cut - -use IPC::Open2; -use Getopt::Long; -use Pod::Usage; -use strict; -use warnings; - -use constant MAX_OPEN_BRACE => 10; -use constant MAX_COMMON_BRACE => 3; -use constant MAX_CLOSE_BRACE => 10; - -# Parse command-line options -my $max_depth = 16; -Getopt::Long::Configure ( 'bundling', 'auto_abbrev' ); -GetOptions ( - 'help|h' => sub { pod2usage ( 1 ); }, - 'max-depth|m=i' => sub { shift; $max_depth = shift; }, -) or die "Could not parse command-line options\n"; -pod2usage ( 1 ) unless @ARGV == 1; -my $image = shift; -my $elf = $image.".tmp"; -die "ELF file ".$elf." not found\n" unless -e $elf; - -# Start up addr2line -my $addr2line_pid = open2 ( my $addr2line_out, my $addr2line_in, - "addr2line", "-f", "-e", $elf ) - or die "Could not start addr2line: $!\n"; - -# Translate address using addr2line -sub addr2line { - my $address = shift; - - print $addr2line_in $address."\n"; - chomp ( my $name = <$addr2line_out> ); - chomp ( my $file_line = <$addr2line_out> ); - ( my $file, my $line ) = ( $file_line =~ /^(.*):(\d+)$/ ); - $file =~ s/^.*\/src\///; - my $location = ( $line ? $file.":".$line." = ".$address : $address ); - return ( $name, $location ); -} - -# Parse logfile -my $depth = 0; -my $depths = []; -while ( my $line = <> ) { - chomp $line; - $line =~ s/\r//g; - ( my $called_fn, my $call_site, my $entry_count, my $exit_count ) = - ( $line =~ /^(0x[0-9a-f]+)\s+(0x[0-9a-f]+)\s+([0-9]+)\s+([0-9]+)$/ ) - or print $line."\n" and next; - - ( my $called_fn_name, undef ) = addr2line ( $called_fn ); - ( undef, my $call_site_location ) = addr2line ( $call_site ); - $entry_count = ( $entry_count + 0 ); - $exit_count = ( $exit_count + 0 ); - - if ( $entry_count >= $exit_count ) { - # - # Function entry - # - my $text = ""; - $text .= $called_fn_name." (from ".$call_site_location.")"; - if ( $exit_count <= MAX_COMMON_BRACE ) { - $text .= " { }" x $exit_count; - } else { - $text .= " { } x ".$exit_count; - } - $entry_count -= $exit_count; - if ( $entry_count <= MAX_OPEN_BRACE ) { - $text .= " {" x $entry_count; - } else { - $text .= " { x ".$entry_count; - } - my $indent = " " x $depth; - print $indent.$text."\n"; - $depth += $entry_count; - $depth = $max_depth if ( $depth > $max_depth ); - push @$depths, ( { called_fn => $called_fn, call_site => $call_site } ) x - ( $depth - @$depths ); - } else { - # - # Function exit - # - my $text = ""; - if ( $entry_count <= MAX_COMMON_BRACE ) { - $text .= " { }" x $entry_count; - } else { - $text .= " { } x ".$entry_count; - } - $exit_count -= $entry_count; - if ( $exit_count <= MAX_CLOSE_BRACE ) { - $text .= " }" x $exit_count; - } else { - $text .= " } x ".$exit_count; - } - $depth -= $exit_count; - $depth = 0 if ( $depth < 0 ); - if ( ( @$depths == 0 ) || - ( $depths->[$depth]->{called_fn} ne $called_fn ) || - ( $depths->[$depth]->{call_site} ne $call_site ) ) { - $text .= " (from ".$called_fn_name." to ".$call_site_location.")"; - } - splice ( @$depths, $depth ); - my $indent = " " x $depth; - print substr ( $indent.$text, 1 )."\n"; - } -} - -# Clean up addr2line -close $addr2line_in; -close $addr2line_out; -waitpid ( $addr2line_pid, 0 ); |