[Diffusion] rL248439: set div/rem default values to 'expensive' in TargetTransformInfo's cost model
escha via llvm-commits
llvm-commits at lists.llvm.org
Tue Oct 27 08:36:43 PDT 2015
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escha added a comment.
Same thought here; we have targets where fdiv is cheap (~2 instructions); on the order of 10-100+ times cheaper than sdiv/udiv on the same target. It doesn't seem right to mark fdiv as expensive on such a target.
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spatel (Author, Auditor)
3.7-release (Auditor)
llvm-commits (Auditor)
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http://reviews.llvm.org/rL248439
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