Perl 6 / Parrot Parrot Compiler Toolkit #23

Bottom-up parsing in PCT

Top-down (recursive descent) parsing is slow

PCT provides a bottom-up operator-precedence parser that can be integrated into parsing.

PCT also allows the parser to call custom subroutines for special-purpose parsing or actions.

Copyright © 2009
http://www.pmichaud.com/2009/pres/