Delete comment from: Ken Shirriff's blog

Mark said...

Samll note about history of shift instructions in Intel ISA - first Intel's CPU (4004) already had RAL/RAR instructions, even in absence of any logical commands (OR/AND had been added to 4040).

Dec 7, 2023, 2:54:15 AM

Posted to Reverse engineering the barrel shifter circuit on the Intel 386 processor die