tcb-access.h 1.4 KB

1234567891011121314151617181920212223242526272829303132
  1. /* THREAD_* accessors. Generic version based on struct pthread pointers.
  2. Copyright (C) 2002-2026 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 Lesser General Public
  6. License as published by the Free Software Foundation; either
  7. version 2.1 of the 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. Lesser General Public License for more details.
  12. You should have received a copy of the GNU Lesser General Public
  13. License along with the GNU C Library; if not, see
  14. <https://www.gnu.org/licenses/>. */
  15. /* Note: These are for accessing the TCB of the *current* thread.
  16. descr can be disregarded on some targets as an optimization. See
  17. i386 for an example. */
  18. #define THREAD_GETMEM(descr, member) \
  19. descr->member
  20. #define THREAD_GETMEM_VOLATILE(descr, member) \
  21. (*(volatile __typeof (descr->member) *)&descr->member)
  22. #define THREAD_GETMEM_NC(descr, member, idx) \
  23. descr->member[idx]
  24. #define THREAD_SETMEM(descr, member, value) \
  25. descr->member = (value)
  26. #define THREAD_SETMEM_NC(descr, member, idx, value) \
  27. descr->member[idx] = (value)