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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2017-01-14 19:24:23 +0000 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2017-01-14 19:24:23 +0000 |
| commit | d419b73a42875fcf104661a7ff0ca3d7a40968ed (patch) | |
| tree | 05dbf3dc8b257ae55cf7383b0d5793f9d5e4a63f /llvm/lib | |
| parent | 6f38b6ab6e8708d502791fb1e37659046e5bb039 (diff) | |
| download | bcm5719-llvm-d419b73a42875fcf104661a7ff0ca3d7a40968ed.tar.gz bcm5719-llvm-d419b73a42875fcf104661a7ff0ca3d7a40968ed.zip | |
[CostModel][X86] Updated vXi64 ASHR costs on AVX512 targets now that D28604 has landed
llvm-svn: 292023
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86TargetTransformInfo.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp index 5715d826862..dfc2a8d8c62 100644 --- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp +++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp @@ -207,6 +207,10 @@ int X86TTIImpl::getArithmeticInstrCost( } static const CostTblEntry AVX512UniformConstCostTable[] = { + { ISD::SRA, MVT::v2i64, 1 }, + { ISD::SRA, MVT::v4i64, 1 }, + { ISD::SRA, MVT::v8i64, 1 }, + { ISD::SDIV, MVT::v16i32, 15 }, // vpmuldq sequence { ISD::UDIV, MVT::v16i32, 15 }, // vpmuludq sequence }; @@ -347,8 +351,12 @@ int X86TTIImpl::getArithmeticInstrCost( { ISD::SHL, MVT::v16i32, 1 }, { ISD::SRL, MVT::v16i32, 1 }, { ISD::SRA, MVT::v16i32, 1 }, + { ISD::SHL, MVT::v8i64, 1 }, { ISD::SRL, MVT::v8i64, 1 }, + + { ISD::SRA, MVT::v2i64, 1 }, + { ISD::SRA, MVT::v4i64, 1 }, { ISD::SRA, MVT::v8i64, 1 }, { ISD::MUL, MVT::v32i8, 13 }, // extend/pmullw/trunc sequence. |
