sigcontextinfo.h 1.5 KB

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  1. /* Copyright (C) 1999 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. Contributed by Philip Blundell <philb@gnu.org>, 1999.
  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, write to the Free
  14. Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  15. 02111-1307 USA. */
  16. #include <bits/armsigctx.h>
  17. #define SIGCONTEXT int _a2, int _a3, int _a4, union k_sigcontext
  18. #define SIGCONTEXT_EXTRA_ARGS _a2, _a3, _a4,
  19. #define GET_PC(ctx) ((void *)((ctx.v20.magic == SIGCONTEXT_2_0_MAGIC) ? \
  20. ctx.v20.reg.ARM_pc : ctx.v21.arm_pc))
  21. #define GET_FRAME(ctx) \
  22. ADVANCE_STACK_FRAME((void *)((ctx.v20.magic == SIGCONTEXT_2_0_MAGIC) ? \
  23. ctx.v20.reg.ARM_fp : ctx.v21.arm_fp))
  24. #define GET_STACK(ctx) ((void *)((ctx.v20.magic == SIGCONTEXT_2_0_MAGIC) ? \
  25. ctx.v20.reg.ARM_sp : ctx.v21.arm_sp))
  26. #define ADVANCE_STACK_FRAME(frm) \
  27. ((struct layout *)frm - 1)
  28. #define CALL_SIGHANDLER(handler, signo, ctx) \
  29. (handler)((signo), SIGCONTEXT_EXTRA_ARGS (ctx))