BSR (R64, M64) - Port Usage


With blocking instructions for port '1':

⇨ One μop that can only use port '1'

With blocking instructions for port '2':

⇨ One μop that can only use port '2'

With blocking instructions for ports {'0', '5'}:


With blocking instructions for ports {'0', '1', '5'}:

⇨ One μop that can only use ports {'0', '1', '5'}

With an indexed addressing mode


With blocking instructions for port '1':

⇨ One μop that can only use port '1'

With blocking instructions for port '2':

⇨ One μop that can only use port '2'

With blocking instructions for ports {'0', '5'}:


With blocking instructions for ports {'0', '1', '5'}:

⇨ One μop that can only use ports {'0', '1', '5'}