IMCC 
the Intermediate Code Compiler for Parrot
compilers/imcc/ChangeLog
compilers/imcc/README
PGE
the Parrot Grammar Engine
compilers/pge/P6Rule.grammarcompilers/pge/PGE.pir
the Parrot/Perl Grammar Engine.
compilers/pge/STATUS
compilers/pge/pgc.pir
The parser grammar compiler.
compilers/pge/PGE/Exp.pir
base class for expressions.
compilers/pge/PGE/Match.pir
implementation of PGE match objects.
compilers/pge/PGE/P6Regex.pir
compiler and parser for Perl 6 regex.
compilers/pge/PGE/Perl6Regex.pir
compiler and parser for Perl 6 regex.
compilers/pge/PGE/Regex.pir
base class for grammars and built-in rules.
compilers/pge/PGE/pmc/codestring.pmc
object to build (PIR) code segments.
TGE
the Tree Grammar Engine
compilers/tge/READMEcompilers/tge/TGE.pir
A tree grammar engine.
compilers/tge/tgc.pir
The TGE rules compiler.
compilers/tge/TGE/Compiler.pir
A compiler for the grammar syntax of TGE.
compilers/tge/TGE/Grammar.pir
The base class for all tree grammars.
compilers/tge/TGE/Rule.pir
a single rule in the attribute grammar.
compilers/tge/TGE/Tree.pir
The top-level node of every tree.
Partridge (PAST-pm)
the Parrot/Punie Abstract Syntax Tree (new implementation)
compilers/past-pm/PAST-pm.pir
Parrot abstract syntax tree.
compilers/past-pm/PAST/Compiler.pir
PAST Compiler.
compilers/past-pm/PAST/Node.pir
Parrot abstract syntax tree.
compilers/past-pm/POST/Compiler.pir
Compiler for POST trees.
compilers/past-pm/POST/Node.pir
Parrot opcode syntax tree.
PCT
Parrot Compiler Toolkit
compilers/pct/PCT.pir
Parrot abstract syntax tree.
compilers/pct/src/HLLCompiler.pir
base class for compiler objects.
compilers/pct/src/PAST/Compiler.pir
PAST Compiler.
compilers/pct/src/PAST/Node.pir
Parrot abstract syntax tree.
compilers/pct/src/POST/Compiler.pir
Compiler for POST trees.
compilers/pct/src/POST/Node.pir
Parrot opcode syntax tree.
BCG
Byte Code Generation
compilers/bcg/src/bcg.c
bcg.c Byte Code Generator (BCG) Public API implementation.
compilers/bcg/src/pmc/bcg.pmc
bcg_info.pmc Byte Code Generator PMC.
JSON
JavaScript Object Notation
PIRC
a PIR Compiler
compilers/pirc/README.pod
This is the readme file for PIRC, a PIR Compiler written in C.
compilers/pirc/doc/design.pod
description PIRC's design.
compilers/pirc/src/jsonout.c
JSON backend for PIRC.
compilers/pirc/src/pastout.c
routines for emitting PAST.
compilers/pirc/src/pbcout.c
Back-end for emitting PBC.
compilers/pirc/src/pirlexer.c
lexical analysis for Parrot Intermediate Representation.
compilers/pirc/src/pirmain.c
Main file for PIR Compiler PIRC.
compilers/pirc/src/pirout.c
Back-end for outputting PIR.
compilers/pirc/src/pirparser.c
parser for Parrot Intermediate Representation.
compilers/pirc/src/pirutil.c
various utility functions.
compilers/pirc/src/pirvtable.c
implementation of a vtable, that is used by the parser for its semantic actions.
