shift left and shift right in Matab version 6.5

hello every one, is there any function in version 6.5 of Matlab that makes a bit shift left logical as bitsll function in other recent versions? same question for the bit shift right logical?

my best regards

[Stephen23]

Fixed-Point Toolbox: https://www.mathworks.com/help/fixedpoint/ref/bitsll.html

General MATLAB: https://www.mathworks.com/help/matlab/ref/bitshift.html

[maha massoudi]

bitshift worked fine for both bit shift left and right , thank you so much!!!!