Evaluation Orders for SDDs

In this article, we learn about evaluation orders for syntax-directed definitions. Dependency graphs are used to determine an evaluation order for instances of attributes in a parse tree.

Table of contents.Introduction.Dependency graphs.Ordering the evaluation of attributes.S-Attributed Definitions.L-Attributed Definitions.Semantic rules with controlled side effects.Summary.References.Prerequisites.

Syntax Directed Definitions

Introduction.

We use dependency graphs to determine an eva...