The core of every microprocessor and digital signal processor is its data path. The heart of data-path and addressing units in turn are arithmetic units which include adders. Parallel-prefix adders ...

Addition is the most important and frequently used arithmetic operation in computer systems. Generally, two methods can be used to speed up the addition operation. One is to explicitly shorten the ...

Increment and decrement. They sound like simple functions. But even the simplest functions can get quite complex in a microprocessor design. Ken Shirriff has written up a great blog post about his ...