LARA

Lecture 13: First Lecture on Code Generation: Examples and Expressions

Introduction:

Compilers in Action

Stack machine

JVM Instructions

Compiled Expression Examples

Compiled Counting Examples

Compiled Factorial Example

A Byte Code Generation Library

The Scala Cafebabe Bytecode Generation Library

Overview of Classfile Constant Pool

Compiling Expressions

VM for Expressions

Prefix Infix Postfix Notation

Printing Prefix Infix Postfix

Languages using Prefix or Postfix Only

Evaluating Postfix

Expressions

VM for Expressions

Evaluating Postfix

Translating Expressions to Stack Machine

Translation Correctness for Expressions

Assignments

Accessing and Storing Variables

Compiled Factorial Example

Sequence

Compiling Statement Sequence

Efficiently Emitting Code

(Continued in Lecture 14)

References