1 static int get_syscall_result_regs(struct tcb * tcp)2 get_syscall_result_regs(struct tcb *tcp) 3 { 4 /* new syscall ABI returns result in R0 */ 5 return upeek(tcp->pid, 4 * REG_REG0, &sh_r0) < 0 ? -1 : 0; 6 } 7