232 convert_from_fxsr(struct user_i387_ia32_struct *env, struct task_struct *tsk)  in convert_from_fxsr()  argument
235 	struct _fpreg *to = (struct _fpreg *) &env->st_space[0];  in convert_from_fxsr()
239 	env->cwd = fxsave->cwd | 0xffff0000u;  in convert_from_fxsr()
240 	env->swd = fxsave->swd | 0xffff0000u;  in convert_from_fxsr()
241 	env->twd = twd_fxsr_to_i387(fxsave);  in convert_from_fxsr()
244 	env->fip = fxsave->rip;  in convert_from_fxsr()
245 	env->foo = fxsave->rdp;  in convert_from_fxsr()
250 	env->fcs = task_pt_regs(tsk)->cs;  in convert_from_fxsr()
252 		savesegment(ds, env->fos);  in convert_from_fxsr()
254 		env->fos = tsk->thread.ds;  in convert_from_fxsr()
256 	env->fos |= 0xffff0000;  in convert_from_fxsr()
258 	env->fip = fxsave->fip;  in convert_from_fxsr()
259 	env->fcs = (u16) fxsave->fcs | ((u32) fxsave->fop << 16);  in convert_from_fxsr()
260 	env->foo = fxsave->foo;  in convert_from_fxsr()
261 	env->fos = fxsave->fos;  in convert_from_fxsr()
269 		     const struct user_i387_ia32_struct *env)  in convert_to_fxsr()  argument
272 	struct _fpreg *from = (struct _fpreg *) &env->st_space[0];  in convert_to_fxsr()
276 	fxsave->cwd = env->cwd;  in convert_to_fxsr()
277 	fxsave->swd = env->swd;  in convert_to_fxsr()
278 	fxsave->twd = twd_i387_to_fxsr(env->twd);  in convert_to_fxsr()
279 	fxsave->fop = (u16) ((u32) env->fcs >> 16);  in convert_to_fxsr()
281 	fxsave->rip = env->fip;  in convert_to_fxsr()
282 	fxsave->rdp = env->foo;  in convert_to_fxsr()
285 	fxsave->fip = env->fip;  in convert_to_fxsr()
286 	fxsave->fcs = (env->fcs & 0xffff);  in convert_to_fxsr()
287 	fxsave->foo = env->foo;  in convert_to_fxsr()
288 	fxsave->fos = env->fos;  in convert_to_fxsr()
300 	struct user_i387_ia32_struct env;  in fpregs_get()  local
314 	if (kbuf && pos == 0 && count == sizeof(env)) {  in fpregs_get()
319 	convert_from_fxsr(&env, target);  in fpregs_get()
321 	return user_regset_copyout(&pos, &count, &kbuf, &ubuf, &env, 0, -1);  in fpregs_get()
329 	struct user_i387_ia32_struct env;  in fpregs_set()  local
343 	if (pos > 0 || count < sizeof(env))  in fpregs_set()
344 		convert_from_fxsr(&env, target);  in fpregs_set()
346 	ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &env, 0, -1);  in fpregs_set()
348 		convert_to_fxsr(&target->thread.fpu.state.fxsave, &env);  in fpregs_set()