Fix a comment typo and add comments.
authorNadav Rotem <nrotem@apple.com>
Sun, 11 Nov 2012 05:15:00 +0000 (05:15 +0000)
committerNadav Rotem <nrotem@apple.com>
Sun, 11 Nov 2012 05:15:00 +0000 (05:15 +0000)
commit12930749ab7eddf827bfdb702545052d832ad525
tree5d2b6a0ade465d5d724e9c81f7afc9650441dfbc
parent4d2827c10d55cca27a254e9c744047873f3ee539
Fix a comment typo and add comments.

llvm-svn: 167684
llvm/lib/Transforms/Vectorize/LoopVectorize.cpp