struct user_fpregs_struct { struct fp_reg { unsigned sign1:1; unsigned unused:15; unsigned sign2:1; unsigned exponent:14; unsigned j:1; unsigned mantissa1:31; unsigned mantissa0:32; } fpregs[8]; unsigned fpsr:32; unsigned fpcr:32; unsigned char ftype[8]; unsigned int init_flag; }; struct user_regs_struct { unsigned long uregs[18]; }; struct user { struct user_regs_struct regs; int u_fpvalid; unsigned long u_tsize; unsigned long u_dsize; unsigned long u_ssize; unsigned long start_code; unsigned long start_stack; long signal; int reserved; struct user_regs_struct *u_ar0; unsigned long int magic; char u_comm[32]; int u_debugreg[8]; struct user_fpregs_struct u_fp; struct user_fpregs_struct *u_fp0; };