decls are created now last
moved entity cache to isa, so Fp constants are only created once

add comments for the supported command line options

fixed copy inserter bug
changed debugging stuff

omit copy if in==out

fixed Spill/Reload again

switched to trivial selector

code was emitted

fixed cmp with immediate
emit %cl for shift/rotate ops
fixed some minor bugs

fixed several bugs

call the block scheduler
renamed XXX registers to NO_REG

fixed emit of unary ops
fixed copy generation for should be same constraints

fixed some bugs

removed some unused variables
fixed function type

added lea->add transformation
fixed some bugs

Reg pressure selector is enabled now

add new 8bit store node

added comments

code cleanups
fixed am optimizer
changed comments

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 debug messages
made code ansi compliant (according to gcc)