What This Document Is
This is a set of lecture materials from a Computer Systems Architecture I course (CSE 560M) at Washington University in St. Louis. It delves into the core principles of improving processor performance through techniques related to Instruction Level Parallelism (ILP). The material focuses on advanced pipeline concepts and dynamic execution strategies, building upon foundational knowledge of computer organization and assembly language. It represents a focused exploration of topics crucial to understanding modern processor design.
Why This Document Matters
This resource is ideal for computer science students, particularly those enrolled in courses covering computer architecture, advanced processors, or compiler design. It’s beneficial for anyone seeking a deeper understanding of how processors are optimized to execute instructions efficiently. Use this material to supplement classroom learning, prepare for projects involving performance analysis, or build a strong foundation for more advanced studies in the field. It’s particularly valuable when you need to move beyond basic pipeline concepts and explore real-world optimization techniques.
Common Limitations or Challenges
This material represents a specific segment of a larger course and assumes a pre-existing understanding of fundamental computer architecture concepts like pipelining, hazards, and basic instruction set architecture. It does *not* provide a complete introductory course to computer systems; rather, it focuses on a specific set of advanced topics. It also doesn’t include practical coding assignments or lab exercises – it’s primarily focused on theoretical concepts and algorithmic approaches.
What This Document Provides
* An examination of techniques to improve CPI (Cycles Per Instruction).
* A detailed discussion of data and control dependences and the hazards they create.
* An in-depth look at a specific dynamic scheduling algorithm.
* Exploration of methods for reducing stalls caused by data hazards.
* Analysis of approaches to mitigate control stalls.
* Discussion of register renaming and its impact on performance.
* An overview of branch speculation and its requirements for correctness.
* A conceptual model of reservation stations and their role in dynamic execution.
