HUF_setNbBits
HUF_setNbBits(ct + n, (BYTE)(tableLog + 1 - w) & -(w != 0));
HUF_setNbBits(ct + huffNode[n].byte, huffNode[n].nbBits); /* push nbBits per symbol, symbol order */
HUF_setNbBits(&endMark, 1);