setcontext.S 1.1 KB

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  1. /* Copyright (C) 1997-2017 Free Software Foundation, Inc.
  2. Contributed by Richard Henderson (rth@tamu.edu).
  3. The GNU C Library is free software; you can redistribute it and/or
  4. modify it under the terms of the GNU Lesser General Public
  5. License as published by the Free Software Foundation; either
  6. version 2.1 of the License, or (at your option) any later version.
  7. The GNU C Library is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  10. Lesser General Public License for more details.
  11. You should have received a copy of the GNU Lesser General Public
  12. License along with the GNU C Library; if not, see
  13. <http://www.gnu.org/licenses/>. */
  14. #include <sysdep.h>
  15. #include "ucontext_i.h"
  16. /* int setcontext(ucontext_t *ctx); */
  17. .weak setcontext
  18. ENTRY(setcontext)
  19. ba,pt %xcc, 1f
  20. mov 1, %o1
  21. END(setcontext)
  22. /* int __setcontext(ucontext_t *ctx, int restoremask); */
  23. ENTRY(__setcontext)
  24. 1: ldx [%o0 + UC_SIGMASK], %o2
  25. stx %o2, [%o0 + __UC_SIGMASK]
  26. ta 0x6f
  27. END(__setcontext)