arch/um/sys-x86/shared/sysdep/sigcontext_64.h

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