Yes, even if pipeline instructions take a different amount of time to execute at different times. Where can the problems with this situation be found?

In generall, computers think in terms of numbers (i.e. binary data). Thus, any operation performed in the computer must be done using either mathematical or logical operations. Given this inherit limitation of computers, what is the compare instruction actually doing when we, as assembly programmers, provide two numbers for it to "compare"? Furthermore, what assembly instruction is similar to the compare instruction? How are the two instructions different?

Answer the given question with a proper explanation and step-by-step solution. This question is based on the EASY68K simulated processor. Assume the contents of all data and address registers are equal to zero before the start of the program. All numbers are in hexadecimal. Demonstrate how instructions of a program are executed by using the E114 Processor Instruction Set of the EASY68K simulator.   The figure above is an incomplete program to add up the first 6 data items ($1 to $6) stored at address label DATA and store the sum of the first 6 data items to address label SUM1. Finish the program to accomplish the task.

Compilers and assemblers may be configured to sequence assembly language instructions in such a manner that a pipeline encounters the least amount of risk possible. One of the purposes of pipeline design is to achieve this. Do all assemblers and compilers rearrange assembly language instructions in the same manner in order to achieve the best potential degree of productivity?