SIMD Fundamentals
Daniel Kusswurm · Apress eBooks · 2022
Chapter 1 introduces x86 SIMD fundamentals and essential concepts. It begins with a section that defines SIMD. This section also introduces SIMD arithmetic using a concise source code example. The next section presents a brief historical overview of x86 SIMD instruction set extensions. The principal sections of Chapter 1 are next. These highlight x86 SIMD concepts and programming constructs including data types, arithmetic calculations, and data manipulation operations. These sections also describe important particulars related to AVX, AVX2, and AVX-512. It is important for you to understand the material presented in this chapter since it provides the necessary foundation to successfully comprehend the topics and source code discussed in subsequent chapters.