factor

Author	SHA1	Message	Date
Slava Pestov	3a4916462b	compiler.cfg.dce: now performs three passes over the CFG to fix a phase ordering issue	2009-07-02 03:17:19 -05:00
Slava Pestov	513a600664	compiler.cfg.dce: minor renamings	2009-07-02 02:41:10 -05:00
Daniel Ehrenberg	fcfd7f01a3	Dead code elimination eliminates some dead allocations	2009-07-02 02:30:46 -05:00
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	1db81da264	Refactoring low-level optimizer to support stack analysis pass	2009-05-26 19:31:19 -05:00
Slava Pestov	8b022f926c	compiler.cfg.dce: new global dead code elimination pass	2009-05-26 02:58:57 -05:00