Tue Aug 25 21:19:02 PDT 2009 John Meacham * remove old quadratic grin simplifier in favor of newer linear(ish) one. re-enable several grin optimizations. Thu Aug 27 01:56:26 PDT 2009 John Meacham * perform case return unboxing when on the simplifiers upwards pass to have it converge in fewer iterations Thu Aug 27 03:43:36 PDT 2009 John Meacham * add new grin optimizatons, case merging and getting rid of superfluous returns Thu Aug 27 18:08:25 PDT 2009 John Meacham * fix issue in return unboxing optimization that would sometimes re-create constants on the heap Thu Aug 27 21:17:12 PDT 2009 John Meacham * remove old 'Store' grin operation in favor of the StoreNode and Demote basic ops Fri Aug 28 00:47:55 PDT 2009 John Meacham * after node analysis, modify function bodies. Fri Aug 28 02:47:36 PDT 2009 John Meacham * redo node analysis to rewrite function return values as well Fri Aug 28 04:17:51 PDT 2009 John Meacham * add unboxing of demotions Fri Aug 28 07:29:43 PDT 2009 John Meacham * add ability to modify arguments of suspsended functions to the node analyzer. Sat Aug 29 17:09:29 PDT 2009 John Meacham * add -fdebug to regression tests