fusl/arch/mips/bits/user.h

struct user {
  unsigned long regs[45 + 64];
  unsigned long u_tsize, u_dsize, u_ssize;
  unsigned long start_code, start_data, start_stack;
  long signal;
  void* u_ar0;
  unsigned long magic;
  char u_comm[32];
};
#define ELF_NGREG 45
#define ELF_NFPREG 33
typedef unsigned long elf_greg_t, elf_gregset_t[ELF_NGREG];
typedef double elf_fpreg_t, elf_fpregset_t[ELF_NFPREG];