Dan Gohman 9bcfdf98f1 Change SelectCode's argument from SDValue to SDNode *, to make it more
clear what information these functions are actually using.

This is also a micro-optimization, as passing a SDNode * around is
simpler than passing a { SDNode *, int } by value or reference.

llvm-svn: 92564
2010-01-05 01:24:18 +00:00
..

To-do
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* Instruction encodings
* Tailcalls
* Investigate loop alignment
* Add builtins
* Make better use of lmul / macc