[CostModel][X86] Improve AVX512 FDIV costs
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Sun, 6 Jun 2021 20:40:59 +0000 (21:40 +0100)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Sun, 6 Jun 2021 20:41:05 +0000 (21:41 +0100)
commitae973380c5f6be77ce395022be40350942260be9
treef5223750f2a6982f5085fa81e0972a2590790728
parent8bde5f06a11d2ed30cc14b4960548d8da7a167b8
[CostModel][X86] Improve AVX512 FDIV costs

Add missing v16f32/v8f64 costs and adjust other costs as well based off the SkylakeServer model
llvm/lib/Target/X86/X86TargetTransformInfo.cpp
llvm/test/Analysis/CostModel/X86/arith-fp.ll
llvm/test/Transforms/PhaseOrdering/X86/vdiv.ll