fixed some bugs
added sub -> neg-add transformation in case OUT==IN2

added conversions

changed name obstack handling

extended dumper
adapted to bearch interface changes

added FrameStore/Load transformation

added debug messages
made code ansi compliant (according to gcc)

fixed some bugs

lower some benodes
emit some other benodes
implemented frame entity functions

code cleanups
added new magic (register generic functions at op's)

added CopyB and CMov (Mux) nodes

removed unnecessary phases and functions which are now handled directly by the generic part of the backend

extended dumper

added alloca node

removed some unused variables
added optimization to move Const's from start block into the block where they are used

fixed up reg param stuff

check for alloca and use ebp as stack register if found

code refactoring
fixed indents

added addr mode attributes

changed backend interface
improved emitter
fixed a lot of bugs

renamed files
fixed a lot of bugs