LARA

Lecture 09: Compiling Control Flow

Recall Lecture 08

  • today: the translation of the remaining constructs into JVM

Compiling Control-Flow Statements

Booleans and Data Representation

Linearizing Trees with Control-Flow

Branching JVM Instructions

Compiling If Then Else

Computing Labels

Compiling While

Compiling Boolean Operators

Translation of Relations

Postfix Translation of Boolean Operators

Compiling Conditional Expressions

Short-Circuit Evaluation

Better Code Generation for Conditions

Example Efficient Code for Conditionals

Compilation as Tree Transformation

Method Calls in JVM

Compiled Factorial Example

Method Calls

Objects in JVM

Object and Reference Manipulation

Arrays in JVM

Array Manipulation

A Byte Code Generation Library

The Scala Cafebabe Bytecode Generation Library

Overview of Classfile Constant Pool

References