this seems to have been overlooked, and resulted in breakage in
anything including sys/user.h.
--- /dev/null
+#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];
+};