PTC_INICACHE_JMP
addr = PTC_JMPADDR(ap, PTC_INICACHE_JMP);
bcopy(&addr, bp + PTC_INICACHE_JMP, sizeof (addr));
addr = PTC_JMPADDR(ap, PTC_INICACHE_JMP);
bcopy(&addr, bp + PTC_INICACHE_JMP, sizeof (addr));