diff options
Diffstat (limited to 'lib/Target/X86/X86TargetTransformInfo.cpp')
| -rw-r--r-- | lib/Target/X86/X86TargetTransformInfo.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/lib/Target/X86/X86TargetTransformInfo.cpp b/lib/Target/X86/X86TargetTransformInfo.cpp index 8566bd91c89e..fe94079fd869 100644 --- a/lib/Target/X86/X86TargetTransformInfo.cpp +++ b/lib/Target/X86/X86TargetTransformInfo.cpp @@ -1392,15 +1392,47 @@ int X86TTIImpl::getIntrinsicInstrCost(Intrinsic::ID IID, Type *RetTy, // CTLZ: llvm\test\CodeGen\X86\vector-lzcnt-*.ll // CTPOP: llvm\test\CodeGen\X86\vector-popcnt-*.ll // CTTZ: llvm\test\CodeGen\X86\vector-tzcnt-*.ll + static const CostTblEntry AVX512CDCostTbl[] = { + { ISD::CTLZ, MVT::v8i64, 1 }, + { ISD::CTLZ, MVT::v16i32, 1 }, + { ISD::CTLZ, MVT::v32i16, 8 }, + { ISD::CTLZ, MVT::v64i8, 20 }, + { ISD::CTLZ, MVT::v4i64, 1 }, + { ISD::CTLZ, MVT::v8i32, 1 }, + { ISD::CTLZ, MVT::v16i16, 4 }, + { ISD::CTLZ, MVT::v32i8, 10 }, + { ISD::CTLZ, MVT::v2i64, 1 }, + { ISD::CTLZ, MVT::v4i32, 1 }, + { ISD::CTLZ, MVT::v8i16, 4 }, + { ISD::CTLZ, MVT::v16i8, 4 }, + }; static const CostTblEntry AVX512BWCostTbl[] = { { ISD::BITREVERSE, MVT::v8i64, 5 }, { ISD::BITREVERSE, MVT::v16i32, 5 }, { ISD::BITREVERSE, MVT::v32i16, 5 }, { ISD::BITREVERSE, MVT::v64i8, 5 }, + { ISD::CTLZ, MVT::v8i64, 23 }, + { ISD::CTLZ, MVT::v16i32, 22 }, + { ISD::CTLZ, MVT::v32i16, 18 }, + { ISD::CTLZ, MVT::v64i8, 17 }, + { ISD::CTPOP, MVT::v8i64, 7 }, + { ISD::CTPOP, MVT::v16i32, 11 }, + { ISD::CTPOP, MVT::v32i16, 9 }, + { ISD::CTPOP, MVT::v64i8, 6 }, + { ISD::CTTZ, MVT::v8i64, 10 }, + { ISD::CTTZ, MVT::v16i32, 14 }, + { ISD::CTTZ, MVT::v32i16, 12 }, + { ISD::CTTZ, MVT::v64i8, 9 }, }; static const CostTblEntry AVX512CostTbl[] = { { ISD::BITREVERSE, MVT::v8i64, 36 }, { ISD::BITREVERSE, MVT::v16i32, 24 }, + { ISD::CTLZ, MVT::v8i64, 29 }, + { ISD::CTLZ, MVT::v16i32, 35 }, + { ISD::CTPOP, MVT::v8i64, 16 }, + { ISD::CTPOP, MVT::v16i32, 24 }, + { ISD::CTTZ, MVT::v8i64, 20 }, + { ISD::CTTZ, MVT::v16i32, 28 }, }; static const CostTblEntry XOPCostTbl[] = { { ISD::BITREVERSE, MVT::v4i64, 4 }, @@ -1560,6 +1592,10 @@ int X86TTIImpl::getIntrinsicInstrCost(Intrinsic::ID IID, Type *RetTy, MVT MTy = LT.second; // Attempt to lookup cost. + if (ST->hasCDI()) + if (const auto *Entry = CostTableLookup(AVX512CDCostTbl, ISD, MTy)) + return LT.first * Entry->Cost; + if (ST->hasBWI()) if (const auto *Entry = CostTableLookup(AVX512BWCostTbl, ISD, MTy)) return LT.first * Entry->Cost; |