What Is Register Addressing Mode? Register mode: In register addressing the operand is placed in one of 8 bit or 16 bit general purpose registers. The data is in the register that is specified by the instruction. … After accessing the operand, the contents of this register are automatically incremented to point to the next
Which Is Part Of Execution Unit? The Execution Unit (EU): The main components of the EU are General purpose registers, the ALU, Special purpose registers, Instruction Register and Instruction Decoder and the Flag/Status Register. Fetches instructions from the Queue in BIU, decodes and executes arithmetic and logic operations using the ALU. Which is part of
How Do Registers Work During Program Execution? 3 Instruction Register and Decoder. To execute an instruction, the processor copies the instruction code from the program memory into the instruction register (IR). It can then be decoded (interpreted) by the instruction decoder, which is a combinational logic block which sets up the processor control lines as