Elena Demikhovsky f58f838495 Changed basic cost of store operation on X86 ...

Store operation takes 2 UOps on X86 processors. The exact cost calculation affects several optimization passes including loop unroling.
This change compensates performance degradation caused by https://reviews.llvm.org/D34458 and shows improvements on some benchmarks.

Differential Revision: https://reviews.llvm.org/D35888

llvm-svn: 311285

2017-08-20 12:34:29 +00:00

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lit.local.cfg

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mmx.ll

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partial.ll

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store_cost.ll

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