Remove cruft from fusl

fusl/arch/sh/bits/user.h

-#undef __WORDSIZE
-#define __WORDSIZE 32
-
-#define REG_REG0         0
-#define REG_REG15       15
-#define REG_PC          16
-#define REG_PR          17
-#define REG_SR          18
-#define REG_GBR         19
-#define REG_MACH        20
-#define REG_MACL        21
-#define REG_SYSCALL     22
-#define REG_FPREG0      23
-#define REG_FPREG15     38
-#define REG_XFREG0      39
-#define REG_XFREG15     54
-#define REG_FPSCR       55
-#define REG_FPUL        56
-
-struct pt_regs {
-        unsigned long regs[16];
-        unsigned long pc;
-        unsigned long pr;
-        unsigned long sr;
-        unsigned long gbr;
-        unsigned long mach;
-        unsigned long macl;
-        long tra;
-};
-
-struct pt_dspregs {
-        unsigned long a1;
-        unsigned long a0g;
-        unsigned long a1g;
-        unsigned long m0;
-        unsigned long m1;
-        unsigned long a0;
-        unsigned long x0;
-        unsigned long x1;
-        unsigned long y0;
-        unsigned long y1;
-        unsigned long dsr;
-        unsigned long rs;
-        unsigned long re;
-        unsigned long mod;
-};
-
-struct user_fpu_struct {
-        unsigned long fp_regs[16];
-        unsigned long xfp_regs[16];
-        unsigned long fpscr;
-        unsigned long fpul;
-};
-
-#define ELF_NGREG 23
-typedef unsigned long elf_greg_t;
-typedef elf_greg_t elf_gregset_t[ELF_NGREG];
-typedef struct user_fpu_struct elf_fpregset_t;
-
-struct user {
-        struct pt_regs regs;
-        struct user_fpu_struct fpu;
-        int u_fpvalid;
-        unsigned long u_tsize;
-        unsigned long u_dsize;
-        unsigned long u_ssize;
-        unsigned long start_code;
-        unsigned long start_data;
-        unsigned long start_stack;
-        long int signal;
-        unsigned long u_ar0;
-        struct user_fpu_struct *u_fpstate;
-        unsigned long magic;
-        char u_comm[32];
-};