/* Return -1 on error or 1 on success (never 0!). */
static int
get_syscall_args(struct tcb *tcp)
{
static const int crisregs[MAX_ARGS] = {
4*PT_ORIG_R10, 4*PT_R11, 4*PT_R12,
4*PT_R13 , 4*PT_MOF, 4*PT_SRP
};
unsigned int i;
for (i = 0; i < tcp->s_ent->nargs; ++i)
if (upeek(tcp->pid, crisregs[i], &tcp->u_arg[i]) < 0)
return -1;
return 1;
}