math_emu.h
上传用户:lgb322
上传日期:2013-02-24
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文件大小:1k
- #ifndef _I386_MATH_EMU_H
- #define _I386_MATH_EMU_H
- #include <asm/sigcontext.h>
- int restore_i387_soft(void *s387, struct _fpstate *buf);
- int save_i387_soft(void *s387, struct _fpstate * buf);
- /* This structure matches the layout of the data saved to the stack
- following a device-not-present interrupt, part of it saved
- automatically by the 80386/80486.
- */
- struct info {
- long ___orig_eip;
- long ___ebx;
- long ___ecx;
- long ___edx;
- long ___esi;
- long ___edi;
- long ___ebp;
- long ___eax;
- long ___ds;
- long ___es;
- long ___orig_eax;
- long ___eip;
- long ___cs;
- long ___eflags;
- long ___esp;
- long ___ss;
- long ___vm86_es; /* This and the following only in vm86 mode */
- long ___vm86_ds;
- long ___vm86_fs;
- long ___vm86_gs;
- };
- #endif