taglinefilesource code
twd63drivers/FPU-emu/fpu_system.h#define FPU_data_address        ((void *)(I387.soft.twd))
twd109include/linux/sched.hlong  twd;
twd120include/linux/sched.hlong  twd;
twd35include/linux/user.hlong  twd;
twd176kernel/traps.cenv->fos = env->twd;
twd178kernel/traps.cenv->twd = 0xffffffff;