static int
arch_set_error(struct tcb *tcp)
{
sparc_regs.psr |= PSR_C;
sparc_regs.u_regs[U_REG_O0] = tcp->u_error;
return set_regs(tcp->pid);
}
static int
arch_set_success(struct tcb *tcp)
{
sparc_regs.psr &= ~PSR_C;
sparc_regs.u_regs[U_REG_O0] = tcp->u_rval;
return set_regs(tcp->pid);
}