makelst 808 B

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