historical/gems-kernel.git/source/THIRDPARTY/linux-old/include/linux/math_emu.h

58 lines
1.1 KiB
C

#ifndef _LINUX_MATH_EMU_H
#define _LINUX_MATH_EMU_H
struct fpu_reg {
char sign;
char tag;
long exp;
unsigned sigl;
unsigned sigh;
};
struct info {
long ___orig_eip;
long ___ret_from_system_call;
long ___ebx;
long ___ecx;
long ___edx;
long ___esi;
long ___edi;
long ___ebp;
long ___eax;
long ___ds;
long ___es;
long ___fs;
long ___gs;
long ___orig_eax;
long ___eip;
long ___cs;
long ___eflags;
long ___esp;
long ___ss;
};
#if 0
#define EAX (info->___eax)
#define EBX (info->___ebx)
#define ECX (info->___ecx)
#define EDX (info->___edx)
#define ESI (info->___esi)
#define EDI (info->___edi)
#define EBP (info->___ebp)
#define ESP (info->___esp)
#define EIP (info->___eip)
#define ORIG_EIP (info->___orig_eip)
#define EFLAGS (info->___eflags)
#define DS (*(unsigned short *) &(info->___ds))
#define ES (*(unsigned short *) &(info->___es))
#define FS (*(unsigned short *) &(info->___fs))
#define CS (*(unsigned short *) &(info->___cs))
#define SS (*(unsigned short *) &(info->___ss))
#endif
void __math_abort(struct info *, unsigned int);
#define math_abort(x,y) \
(((volatile void (*)(struct info *,unsigned int)) __math_abort)((x),(y)))
#endif