factor

Author	SHA1	Message	Date
Slava Pestov	e04df76f60	Various codegen improvements: - new-insn word to construct instructions - cache RPO in the CFG - re-organize low-level optimizer so that MR is built after register allocation - register allocation now stores instruction numbers in the instructions themselves - split defs-vregs into defs-vregs and temp-vregs	2009-05-29 13:11:34 -05:00
Slava Pestov	ecece1d08b	CFG checker now checks consistency of successors and predecessors lists; fix long-standing bug in useless-blocks optimization	2009-05-28 02:49:51 -05:00
Slava Pestov	1db81da264	Refactoring low-level optimizer to support stack analysis pass	2009-05-26 19:31:19 -05:00
Slava Pestov	445e353337	Optimize away useless jumps	2008-11-02 23:09:31 -06:00