1 #ifndef _I386_MATH_EMU_H
2 #define _I386_MATH_EMU_H
3 
4 #include <asm/sigcontext.h>
5 
6 int restore_i387_soft(void *s387, struct _fpstate *buf);
7 int save_i387_soft(void *s387, struct _fpstate * buf);
8 
9 /* This structure matches the layout of the data saved to the stack
10    following a device-not-present interrupt, part of it saved
11    automatically by the 80386/80486.
12    */
13 struct info {
14 	long ___orig_eip;
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 ___orig_eax;
25 	long ___eip;
26 	long ___cs;
27 	long ___eflags;
28 	long ___esp;
29 	long ___ss;
30 	long ___vm86_es; /* This and the following only in vm86 mode */
31 	long ___vm86_ds;
32 	long ___vm86_fs;
33 	long ___vm86_gs;
34 };
35 #endif
36