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-rw-r--r--llvm/lib/Target/X86/X86TargetTransformInfo.cpp8
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.
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