sigcontext_64.h 727 B

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  1. /*
  2. * Copyright 2003 PathScale, Inc.
  3. *
  4. * Licensed under the GPL
  5. */
  6. #ifndef __SYSDEP_X86_64_SIGCONTEXT_H
  7. #define __SYSDEP_X86_64_SIGCONTEXT_H
  8. #include <generated/user_constants.h>
  9. #define SC_OFFSET(sc, field) \
  10. *((unsigned long *) &(((char *) (sc))[HOST_##field]))
  11. #define SC_CR2(sc) SC_OFFSET(sc, SC_CR2)
  12. #define SC_ERR(sc) SC_OFFSET(sc, SC_ERR)
  13. #define SC_TRAPNO(sc) SC_OFFSET(sc, SC_TRAPNO)
  14. #define GET_FAULTINFO_FROM_SC(fi, sc) \
  15. { \
  16. (fi).cr2 = SC_CR2(sc); \
  17. (fi).error_code = SC_ERR(sc); \
  18. (fi).trap_no = SC_TRAPNO(sc); \
  19. }
  20. #define GET_FAULTINFO_FROM_MC(fi, mc) \
  21. { \
  22. (fi).cr2 = (mc)->gregs[REG_CR2]; \
  23. (fi).error_code = (mc)->gregs[REG_ERR]; \
  24. (fi).trap_no = (mc)->gregs[REG_TRAPNO]; \
  25. }
  26. #endif