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(parent: 8b9bc3d) | patch
Improved cost model for FDIV and FSQRT, by Andrew Tischenko
authorAlexey Bataev <a.bataev@hotmail.com>
Mon, 31 Oct 2016 12:10:53 +0000 (12:10 +0000)
committerAlexey Bataev <a.bataev@hotmail.com>
Mon, 31 Oct 2016 12:10:53 +0000 (12:10 +0000)
commit7af02fcbc9816c4c50e3cb0f9d1e2b6d4dcebbec
treebadd2ce70267043b61115a5fa4e24e0dcc23f78atree | snapshot
parent8b9bc3d4c1cf196e917a6a93f9763dfe1a205f39commit | diff
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

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@285564 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/X86/X86TargetTransformInfo.cpp diff | blob | history
test/Analysis/CostModel/X86/arith-fp.ll diff | blob | history
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