Question

 Explain the functioning of Branch, Jump and Bit manipulation instructions with the help of an example/diagram of each. Also, explain the following addressing modes with the help of an example-Relative Addressing Scheme and Base register addressing scheme.

10 Feb 2025
Answer :
Word Count : 521
In computer organisation, branch, jump, and bit manipulation instructions play an important role in controlling the flow of execution and handling data at the bit level. These instructions ensure flexibility in programming, control transfer, and fine control over hardware operations. Branch instructions are used to alter the normal sequential execution of instructions by transferring control to a different part of the program based on a specific condition. For example, consider the instruction BEQ LABEL (Branch if Equal). If the result of the previous operation is zero, the program counter (PC) will be updated to the address specified by LABEL, and execution continues from there. Otherwise, execution proceeds sequentially. Diagrammatically, the PC either goes to the next sequential instruction or jumps to the specified branch target depending on the condition. This _______ _________ ______ ___ ______ __________ ___ ________ _______ __________ ____ _____.
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