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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 dfc2a8d8c62..567ef743f6b 100644
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -323,6 +323,14 @@ int X86TTIImpl::getArithmeticInstrCost(
return LT.first * Entry->Cost;
static const CostTblEntry AVX512BWCostTable[] = {
+ { ISD::SHL, MVT::v8i16, 1 }, // vpsllvw
+ { ISD::SRL, MVT::v8i16, 1 }, // vpsrlvw
+ { ISD::SRA, MVT::v8i16, 1 }, // vpsravw
+
+ { ISD::SHL, MVT::v16i16, 1 }, // vpsllvw
+ { ISD::SRL, MVT::v16i16, 1 }, // vpsrlvw
+ { ISD::SRA, MVT::v16i16, 1 }, // vpsravw
+
{ ISD::SHL, MVT::v32i16, 1 }, // vpsllvw
{ ISD::SRL, MVT::v32i16, 1 }, // vpsrlvw
{ ISD::SRA, MVT::v32i16, 1 }, // vpsravw
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