Commit Graph

8 Commits (13a84d1ff19d3f330f40d30b5649dda4f5ee5b98)

Author SHA1 Message Date
Doug Coleman bd13e018dd memq? -> member-eq?, sorted-memq? -> sorted-member-eq? 2009-10-28 15:02:00 -05:00
Slava Pestov d0c393aa60 compiler.cfg: new system to track when results of analyses need to be recomputed (reverse post order, linear order, predecessors, dominance, loops). Passes can now call needs-predecessors, needs-dominance, needs-loops at the beginning, and cfg-changed, predecessors-changd at the end. Linearization order now takes loop nesting into account, and linear scan now uses linearization order instead of RPO. 2009-08-08 20:02:56 -05:00
Slava Pestov 01f51a96cd compiler.cfg.utilities: add each-phi combinator to iterate over all ##phi instructions in a basic block 2009-08-02 06:16:58 -05:00
Slava Pestov 2c3b2a0b71 compiler.cfg.predecessors: delete dead predecessors from phi nodes 2009-07-03 18:45:03 -05:00
Slava Pestov d0f6a7d048 Split up compiler.cfg.linear-scan.allocation into a number of sub-vocabularies; start work on compiler.cfg.linear-scan.resolve; start work on inactive interval splitting 2009-06-11 17:55:14 -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 445e353337 Optimize away useless jumps 2008-11-02 23:09:31 -06:00