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Improved cost model for FDIV and FSQRT, by Andrew Tischenko

Description

Improved cost model for FDIV and FSQRT, by Andrew Tischenko

There is a bug describing poor cost model for floating point operations:
Bug 29083 - [X86][SSE] Improve costs for floating point operations. This
patch is the second one in series of patches dealing with cost model.

Differential Revision: https://reviews.llvm.org/D25722

Details

Committed
ABataevOct 31 2016, 5:10 AM
Differential Revision
D25722: Improved cost model for FDIV and FSQRT
Parents
rL285563: [x86][inline-asm] Introducing (AVX512) k0-k7 registers for inline-asm usage
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