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TTI: Use 0 for cost of fabs if free

Authored by arsenm on Dec 15 2015, 3:42 PM.



Ideally this would also happen for fneg, but that
isn't a distinct operation in the IR.

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arsenm updated this revision to Diff 42929.Dec 15 2015, 3:42 PM
arsenm retitled this revision from to TTI: Use 0 for cost of fabs if free.
arsenm updated this object.
arsenm added a subscriber: llvm-commits.
hfinkel accepted this revision.Feb 2 2016, 5:30 PM
hfinkel added a reviewer: hfinkel.
hfinkel added a subscriber: hfinkel.


This revision is now accepted and ready to land.Feb 2 2016, 5:30 PM
arsenm closed this revision.Mar 24 2016, 5:32 PM