File: showasm

package info (click to toggle)
busybox 1%3A1.37.0-10
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 23,928 kB
  • sloc: ansic: 190,183; sh: 10,440; cpp: 1,428; makefile: 1,006; asm: 798; yacc: 570; lex: 355; perl: 334; python: 112; awk: 29
file content (20 lines) | stat: -rwxr-xr-x 655 bytes parent folder | download | duplicates (8)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
#!/bin/sh

# Copyright 2006 Rob Landley <rob@landley.net>
# Licensed under GPLv2 or later, see file LICENSE in this source tree.

# Dumb little utility function to print out the assembly dump of a single
# function, or list the functions so dumpable in an executable.  You'd think
# there would be a way to get objdump to do this, but I can't find it.

[ $# -lt 1 ] || [ $# -gt 2 ] && { echo "usage: showasm file function"; exit 1; }

[ ! -f $1 ] && { echo "File $1 not found"; exit 1; }

if [ $# -eq 1 ]
then
  objdump -d $1 | sed -n -e 's/^[0-9a-fA-F]* <\(.*\)>:$/\1/p'
  exit 0
fi

objdump -d $1 | sed -n -e '/./{H;$!d}' -e "x;/^.[0-9a-fA-F]* <$2>:/p"