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Commit 1aab75ab authored by Arnold Schwaighofer's avatar Arnold Schwaighofer
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LoopVectorizer: Don't count the induction variable multiple times 

When estimating register pressure, don't count the induction variable mulitple
times. It is unlikely to be unrolled. This is currently disabled and hidden
behind a flag ("enable-ind-var-reg-heur").

llvm-svn: 200371
parent 7a578026
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