Back in Pentium 4 days you could use the DS and CS override prefixes on conditional branches to hint taken and not taken, respectively. Kinda neat, but it's no

Back in Pentium 4 days you could use the DS and CS override prefixes on conditional branches to hint taken and not taken, respectively. Kinda neat, but it's not a thing anymore. Some more info here: https://stackoverflow.com/questions/14332848/intel-x86-0x2e-0x3e-prefix-branch-prediction-actually-used https://stackoverflow.com/questions/14332848/intel-x86-0x2e-...