1 /* Return -1 on error or 1 on success (never 0!). */
2 static int
get_syscall_args(struct tcb * tcp)3 get_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