src/sim/syscall_emul.hh

342     int op = process->getSyscallArg(tc, index);
352     op &= ~OS::TGT_FUTEX_PRIVATE_FLAG;
353     op &= ~OS::TGT_FUTEX_CLOCK_REALTIME_FLAG;
357     if (OS::TGT_FUTEX_WAIT == op || OS::TGT_FUTEX_WAIT_BITSET == op) {
378     } else if (OS::TGT_FUTEX_WAKE == op) {
380     } else if (OS::TGT_FUTEX_WAKE_BITSET == op) {
382     } else if (OS::TGT_FUTEX_REQUEUE == op ||
383                OS::TGT_FUTEX_CMP_REQUEUE == op) {
396     } else if (OS::TGT_FUTEX_WAKE_OP == op) {
403          *   *(int *) addr2 = oldval op oparg;
408          * (op, oparg, cmp, cmparg are encoded in val3)
411          * |op |cmp|   oparg   |  cmparg   |
423         // extract op, oparg, cmp, cmparg from val3
468     warn("futex: op %d not implemented; ignoring.", op);