Here is a list of all documented files with brief descriptions:

libfirm/analyze_irg_args.h [code]	Read/write analyze of graph argument, which have mode reference
libfirm/be.h [code]	Generic backend types and interfaces
libfirm/begin.h [code]	Should be included in all public firm headers at the beginning
libfirm/callgraph.h [code]	Representation and computation of the callgraph
libfirm/cdep.h [code]	Control dependence analysis
libfirm/cgana.h [code]	Intraprozedural analyses to estimate the call graph
libfirm/compound_path.h [code]	Deprecated way to initialize compound entites! (use ir_initializer stuff instead) Declarations for functions and datastructures to represent compound type initializers
libfirm/dbginfo.h [code]	Implements the Firm interface to debug information
libfirm/end.h [code]	Should be included in all public firm headers at the end
libfirm/execfreq.h [code]	Compute an estimate of basic block executions
libfirm/firm.h [code]	Central firm header
libfirm/firm_common.h [code]	Common firm declarations
libfirm/firm_types.h [code]	Definition of opaque firm types
libfirm/firmstat.h [code]	Statistics for Firm
libfirm/heights.h [code]	Compute heights of nodes inside basic blocks
libfirm/ident.h [code]	Data type for unique names
libfirm/irarch.h [code]	Some machine dependent optimizations
libfirm/ircgopt.h [code]	Removal of unreachable methods
libfirm/ircons.h [code]	Various irnode constructors
libfirm/irconsconfirm.h [code]	Construction of Confirm nodes
libfirm/irdom.h [code]	Construct and access dominator tree
libfirm/irdump.h [code]	Write vcg representation of firm to file
libfirm/iredgekinds.h [code]	Declares different kind of edges between nodes
libfirm/iredges.h [code]	Public header for the automatically updating outs
libfirm/irextbb.h [code]	Extended basis block support
libfirm/irflag.h [code]	Flags to control optimizations
libfirm/irgmod.h [code]	Support for ir graph modification
libfirm/irgopt.h [code]	Optimizations for a whole ir graph, i.e., a procedure
libfirm/irgraph.h [code]	Entry point to the representation of procedure code
libfirm/irgwalk.h [code]	Traverse an ir graph
libfirm/irhooks.h [code]	Generic hooks for various libFirm functions
libfirm/irio.h [code]	Input/Output textual representation of firm
libfirm/irloop.h [code]	Loop datastructure and access functions
libfirm/irmemory.h [code]	Memory disambiguator
libfirm/irmode.h [code]	Data modes of operations
libfirm/irnode.h [code]	Representation of an intermediate operation
libfirm/irop.h [code]	Representation of opcode of intermediate operation
libfirm/iropt.h [code]	Iropt --- optimizations of an ir node
libfirm/iroptimize.h [code]	Available Optimisations of libFirm
libfirm/irouts.h [code]	Compute and access out edges (also called def-use edges)
libfirm/irpass.h [code]	Manager for transformation passes
libfirm/irprintf.h [code]	A little printf understanding some firm types
libfirm/irprog.h [code]	Entry point to the representation of a whole program
libfirm/irtypeinfo.h [code]	Data structure to hold type information for nodes
libfirm/irverify.h [code]	Check irnodes for correctness
libfirm/lowering.h [code]	Lowering of high level constructs
libfirm/nodeops.h [code]
libfirm/opcodes.h [code]
libfirm/timing.h [code]	Platform neutral timing utilities
libfirm/trouts.h [code]	Reverse edges that reference types/entities
libfirm/tv.h [code]	Representation of and static computations on target machine values
libfirm/typerep.h [code]	Declarations for functions and datastructures to represent types
libfirm/vrp.h [code]	Analyse the graph with value range propagation
libfirm/adt/array.h [code]	Dynamic and flexible arrays for C
libfirm/adt/bipartite.h [code]	Implements bipartite matchings
libfirm/adt/cpset.h [code]	Set of pointers with a custom compare function
libfirm/adt/gaussjordan.h [code]	Solves a system of linear equations
libfirm/adt/gaussseidel.h [code]
libfirm/adt/hashptr.h [code]	Hash functions
libfirm/adt/hashset.h [code]	Generic hashset functions
libfirm/adt/hungarian.h [code]	Solving the Minimum Assignment Problem using the Hungarian Method
libfirm/adt/list.h [code]
libfirm/adt/obst.h [code]	Provides obstack_chunk_alloc and obstack_chunk_free for obstack.h
libfirm/adt/obstack.h [code]
libfirm/adt/pdeq.h [code]	Double ended queue of generic pointers
libfirm/adt/plist.h [code]	Simple, non circular, double linked pointer list. Created because the properties of the standard circular list were not very well suited for the interference graph implementation. This list uses an obstack and a free-list to efficiently manage its elements
libfirm/adt/pmap.h [code]	Simplified hashmap for pointer->pointer relations
libfirm/adt/pqueue.h [code]	Implementation of a priority queue. This is the ported version of the original Java implementation by Matthias Braun
libfirm/adt/pset.h [code]	Optimized version of set for sets containing only pointers (deprecated)
libfirm/adt/pset_new.h [code]	Hashset containing pointers
libfirm/adt/set.h [code]	Hashset: datastructure containing objects accessible by their key
libfirm/adt/unionfind.h [code]	Union-Find datastructure
libfirm/adt/xmalloc.h [code]	Never failing wrappers for malloc() & friends