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yangguo@chromium.org authored
The change removes one unused multiply and reschedules the shift, multiply and jump instructions to reduce stall. Experiment shows it improve about 20% performance on x86 for exponetials from about 100 to 2000. Review URL: https://chromiumcodereview.appspot.com/10916311 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12521 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
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