f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 1) #!/bin/sh
b24413180f560 (Greg Kroah-Hartman 2017-11-01 15:07:57 +0100 2) # SPDX-License-Identifier: GPL-2.0
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 3) # A script to dump mixed source code & assembly
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 4) # with correct relocations from System.map
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 5) # Requires the following lines in makefile:
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 6) #%.lst: %.c
f77bf01425b11 (Sam Ravnborg 2007-10-15 22:25:06 +0200 7) # $(CC) $(c_flags) -g -c -o $*.o $< &&
f77bf01425b11 (Sam Ravnborg 2007-10-15 22:25:06 +0200 8) # $(srctree)/scripts/makelst $*.o System.map $(OBJDUMP) > $@
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 9) #
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 10) # Copyright (C) 2000 IBM Corporation
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 11) # Author(s): DJ Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com)
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 12) # William Stearns <wstearns@pobox.com>
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 13) #
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 14)
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 15) # awk style field access
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 16) field() {
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 17) shift $1 ; echo $1
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 18) }
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 19)
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 20) t1=`$3 --syms $1 | grep .text | grep -m1 " F "`
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 21) if [ -n "$t1" ]; then
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 22) t2=`field 6 $t1`
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 23) if [ ! -r $2 ]; then
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 24) echo "No System.map" >&2
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 25) else
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 26) t3=`grep $t2 $2`
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 27) t4=`field 1 $t3`
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 28) t5=`field 1 $t1`
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 29) t6=`printf "%lu" $((0x$t4 - 0x$t5))`
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 30) fi
^1da177e4c3f4 (Linus Torvalds 2005-04-16 15:20:36 -0700 31) fi
f6112ec27a8f0 (Oleg Verych 2007-02-06 02:18:20 +0100 32) $3 -r --source --adjust-vma=${t6:-0} $1