int op = (w >> 30) & 0177; // Operation code
int ax = (w >> 28) & 3; // Address extensions supported in Minsk-22 mode
int ix = (w >> 24) & 15; // Indexing
- loc x = { (ax & 2) >> 1, (w >> 12) & 07777 }; // Operands (original form)
+ loc x = { ax >> 1, (w >> 12) & 07777 }; // Operands (original form)
loc y = { ax & 1, w & 07777 };
loc xi=x, yi=y; // (indexed form)
if (trace)