1/* Return -1 on error or 1 on success (never 0!). */
2static int
3get_syscall_args(struct tcb *tcp)
4{
5	static const int crisregs[MAX_ARGS] = {
6		4*PT_ORIG_R10, 4*PT_R11, 4*PT_R12,
7		4*PT_R13     , 4*PT_MOF, 4*PT_SRP
8	};
9	unsigned int i;
10
11	for (i = 0; i < tcp->s_ent->nargs; ++i)
12		if (upeek(tcp->pid, crisregs[i], &tcp->u_arg[i]) < 0)
13			return -1;
14	return 1;
15}
16