root/include/linux/math_emu.h

/* */

INCLUDED FROM

   1 #ifndef _LINUX_MATH_EMU_H
   2 #define _LINUX_MATH_EMU_H
   3 
   4 struct fpu_reg {
   5         char sign;
   6         char tag;
   7         long exp;
   8         unsigned sigl;
   9         unsigned sigh;
  10 };
  11 
  12 struct info {
  13         long ___orig_eip;
  14         long ___ret_from_system_call;
  15         long ___ebx;
  16         long ___ecx;
  17         long ___edx;
  18         long ___esi;
  19         long ___edi;
  20         long ___ebp;
  21         long ___eax;
  22         long ___ds;
  23         long ___es;
  24         long ___fs;
  25         long ___gs;
  26         long ___orig_eax;
  27         long ___eip;
  28         long ___cs;
  29         long ___eflags;
  30         long ___esp;
  31         long ___ss;
  32 };
  33 
  34 #if 0
  35 #define EAX (info->___eax)
  36 #define EBX (info->___ebx)
  37 #define ECX (info->___ecx)
  38 #define EDX (info->___edx)
  39 #define ESI (info->___esi)
  40 #define EDI (info->___edi)
  41 #define EBP (info->___ebp)
  42 #define ESP (info->___esp)
  43 #define EIP (info->___eip)
  44 #define ORIG_EIP (info->___orig_eip)
  45 #define EFLAGS (info->___eflags)
  46 #define DS (*(unsigned short *) &(info->___ds))
  47 #define ES (*(unsigned short *) &(info->___es))
  48 #define FS (*(unsigned short *) &(info->___fs))
  49 #define CS (*(unsigned short *) &(info->___cs))
  50 #define SS (*(unsigned short *) &(info->___ss))
  51 #endif
  52 
  53 void __math_abort(struct info *, unsigned int);
  54 
  55 #define math_abort(x,y) \
  56 (((volatile void (*)(struct info *,unsigned int)) __math_abort)((x),(y)))
  57 
  58 #endif

/* */