Chris Lattner 1440ac5417 improve indentation, do cheap checks before expensive ones,
remove some fixme's.  This speeds up GVN very slightly on 403.gcc 
(4.06->4.03s)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60309 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-30 23:39:23 +00:00
..
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