GetSIMDRandContext

/* WARNING: Unknown calling convention -- yet parameter storage is locked */
/* GetSIMDRandContext() */

uint GetSIMDRandContext(void)

{
  uint uVar1;
  bool bVar2;
  
  uVar1 = 0;
  do {
    if (0x1f < uVar1) {
      ThreadSleep(0);
      uVar1 = 0;
    }
    if ((&s_nRandContextsInUse)[uVar1] == 0) {
      LOCK();
      bVar2 = (&s_nRandContextsInUse)[uVar1] == 0;
      if (bVar2) {
        (&s_nRandContextsInUse)[uVar1] = 1;
      }
      UNLOCK();
      if (bVar2) {
        return uVar1;
      }
    }
    uVar1 = uVar1 + 1;
  } while( true );
}