In this chapter, you’ll write a minimal compiler that can handle only the simplest C programs. You’ll learn how to read a simple assembly program, and you’ll implement four basic compiler passes that you’ll build on throughout the rest of the book. Let’s start by looking at these compiler passes.
The Four Compiler Passes
The compiler you write in this chapter will process source code in four stages:
The lexer breaks up the source code into a list of tokens. Tokens are the smallest syntactic units of a ...
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