Command: RCL - Rotate left through Carry
Arguments: DEST: register or memory location, COUNT: 1, register CL or immidiate
Usage: RCL DEST, COUNT
Effects: Rotates DEST together with carry bit COUNT times to the left
Flags to be set: CF, OF
Misc: Example: in the operation RCL AL,1, a 9-bit rotation is performed in which AL is shifted left by 1, the top bit of AL moves into the carry flag, and the original value of the carry flag is placed in the low bit of AL.