setjmp.S 1.5 KB

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  1. /* setjmp for ARM.
  2. Copyright (C) 1997, 1998 Free Software Foundation, Inc.
  3. This file is part of the GNU C Library.
  4. The GNU C Library is free software; you can redistribute it and/or
  5. modify it under the terms of the GNU Library General Public License as
  6. published by the Free Software Foundation; either version 2 of the
  7. License, or (at your option) any later version.
  8. The GNU C Library is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. Library General Public License for more details.
  12. You should have received a copy of the GNU Library General Public
  13. License along with the GNU C Library; see the file COPYING.LIB. If not,
  14. write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  15. Boston, MA 02111-1307, USA. */
  16. #include <features.h>
  17. #define _SETJMP_H
  18. #define _ASM
  19. #include <bits/setjmp.h>
  20. .global __sigsetjmp
  21. .type __sigsetjmp,%function
  22. .align 4
  23. __sigsetjmp:
  24. /* Save registers */
  25. #if defined __UCLIBC_HAS_FLOATS__ && ! defined __UCLIBC_HAS_SOFT_FLOAT__
  26. sfmea f4, 4, [r0]!
  27. #else
  28. add r0, r0, #48 /* skip the FP registers */
  29. #endif
  30. stmia r0, {v1-v6, sl, fp, sp, lr}
  31. /* Restore pointer to jmp_buf */
  32. sub r0, r0, #48
  33. /* Make a tail call to __sigjmp_save; it takes the same args. */
  34. #ifdef __PIC__
  35. B __sigjmp_save(PLT)
  36. #else
  37. B __sigjmp_save
  38. #endif
  39. .size __sigsetjmp,.-__sigsetjmp