+====== libFirm 1.18.0 (2010-04-15) ======
+* Includes "Preference Guided Register Assignment" algorithm
+* Experimental Value Range Propagation
+* Loop Inversion and experimental Loop Unrolling code
+* Simplified construction interface. Most node constructors don't need graph/block arguments anymore.
+* Reworked type interface. Type names are optional now. Support for additional linkage types that among others support C++ 'linkonce' semantics now.
+* Small changes in constructors and node getters/setters (mostly adding 'const' to some getters)
+* code cleanup, smaller improvements in API specification
+* bugfixes
+
+====== libFirm 1.17.0 (2009-05-15) ======
+* bugfixes
+* advanced load/store optimisation which hoists loads out of loops
+* Internal restruturing: Alot of node structures are automatically generated
+ from a specification file now.
+* Add support for multiple calling conventions
+* New experimental support for reading and writing programgraphs to disk
+* Support and optimisations for trampolines
+* fix PIC support
+
+====== libFirm 1.16.0 (2009-01-28) ======
+* bugfixes
+* support for builtin nodes
+
+====== libFirm 1.15.0 (2008-12-01) ======
+* bugfixes
+
+====== libFirm 1.14.0 (2008-11-22) ======
+* Implementation of Clicks Combined Analysis/Optimisations
+* New switch lowering code
+* support for global asm statements
+* improved asm support
+* PIC support for Mac OS X
+* New register pressure minimizing scheduler
+* Improvements to spill algorithm
+* fix endless loop problems
+* further improve inlining heuristics
+* improve peephole optimisations for x86
+* bugfixes
+
+====== libFirm 1.13.0 (2008-07-31) ======
+
+* VanDrunen's GVN-PRE fixed